1 2010-04-28 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/43879
4 PR tree-optimization/43909
5 * tree-ssa-structalias.c (struct variable_info): Add
6 only_restrict_pointers flag.
7 (new_var_info): Initialize it. Increment stats.total_vars here.
8 (create_function_info_for): Do not increment stats.total_vars
10 (get_function_part_constraint): Fix build with C++.
11 (insert_into_field_list): Remove.
12 (push_fields_onto_fieldstack): Properly merge fields.
13 (create_variable_info_for): Split and simplify.
14 (create_variable_info_for_1): New piece.
15 (intra_create_variable_infos): Properly make restrict constraints
18 2010-04-28 Richard Guenther <rguenther@suse.de>
21 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
24 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
25 Jan Hubicka <hubicka@ucw.cz>
27 * doc/invoke.texi (-Wsuggest-attribute=const,
28 -Wsuggest-attribute=pure): Document.
29 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
30 (function_always_visible_to_compiler_p,
31 suggest_attribute, warn_function_pure, warn_function_const):
33 (check_call): Improve debug info.
34 (analyze_function): Do not check availability.
35 (add_new_function): Check availability.
36 (propagate): Output warnings.
37 (skip_function_for_local_pure_const): New function.
38 (local_pure_const): Use it; output warnings.
39 * common.opt (Wsuggest-attribute=const,
40 Wsuggest-attribute=pure): New.
42 2010-04-27 Jakub Jelinek <jakub@redhat.com>
44 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
45 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
46 or DW_CFA_def_cfa_offset{,_sf}.
48 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
50 * tree.h: Fix truncated long macros.
52 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
54 * collect2.c (TARGET_64BIT): Redefine to target's default.
56 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
57 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
58 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
59 for underscoring __USER_LABEL_PREFIX__.
60 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
61 (SUB_LINK_ENTRY32): New.
62 (SUB_LINK_ENTRY64): New.
63 (LINK_SPEC): Replace entry point spec by
65 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
66 (SUB_LINK_ENTRY64): New.
67 (SUB_LINK_ENTRY): New.
68 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
69 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
70 x64 target is choosen.
71 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
72 * configure: Regenerated.
73 * configure.ac (leading-mingw64-underscores): Option added.
75 2010-04-27 Jan Hubicka <jh@suse.cz>
77 * doc/invoke.texi (-fipa-profile): Document.
78 * opts.c (decode_options): Enable ipa-profile at -O1.
79 * timevar.def (TV_IPA_PROFILE): Define.
80 * common.opt (fipa-profile): Add.
81 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
83 (cgraph_propagate_frequency): Handle only local ones.
84 * tree-pass.h (pass_ipa_profile): Declare.
85 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
86 (pass_ipa_profile): Use TV_IPA_PROFILE.
87 * ipa.c (ipa_profile): New function.
88 (gate_ipa_profile): Likewise.
89 (pass_ipa_profile): New global variable.
90 * passes.c (pass_ipa_profile): New.
92 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
94 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
96 2010-04-27 Martin Jambor <mjambor@suse.cz>
99 * ipa.c (dissolve_same_comdat_group_list): New function.
100 (function_and_variable_visibility): Call
101 dissolve_same_comdat_group_list when comdat group contains external or
103 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
104 lists are circular and that they contain only DECL_ONE_ONLY nodes.
106 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
108 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
109 (const_hash_1) <VECTOR_CST>: New case.
110 (compare_constant) <VECTOR_CST>: Likewise.
111 <ADDR_EXPR>: Deal with LABEL_REFs.
112 (copy_constant) <VECTOR_CST>: New case.
114 2010-04-27 Jan Hubicka <jh@suse.cz>
116 * cgraph.c (cgraph_propagate_frequency): New function.
117 * cgraph.h (cgraph_propagate_frequency): Declare.
118 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
119 cgraph_propagate_frequency.
121 2010-04-27 Jakub Jelinek <jakub@redhat.com>
123 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
125 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
128 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
129 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
130 here to determine which regs to push and how much stack to reserve.
132 2010-04-27 Jie Zhang <jie@codesourcery.com>
134 * doc/gimple.texi (gimple_statement_with_ops): Remove
135 addresses_taken field.
136 (gimple_statement_with_memory_ops): Likewise.
138 2010-04-27 Jan Hubicka <jh@suse.cz>
140 * tree-inline.c (eni_inlining_weights): Remove.
141 (estimate_num_insns): Special case more builtins.
143 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
146 * c-typeck.c (build_binary_op): Move forward check for comparison
147 pointer with null pointer constant and adjust the diagnostic message.
149 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
152 * configure.ac (gcc_cv_as_section_has_align): Set if installed
153 binutils supports extended .section directive needed by LTO, or
154 warn if older binutils found.
155 (LTO_BINARY_READER): New AC_SUBST'd variable.
156 (LTO_USE_LIBELF): Likewise.
157 * gcc/config.gcc (lto_binary_reader): New target-specific configure
159 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
160 (LTO_USE_LIBELF): Likewise.
161 * configure: Regenerate.
163 * collect2.c (is_elf): Rename from this ...
164 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
165 object files in addition to ELF-formatted ones.
166 (scan_prog_file): Caller updated. Also allow for LTO info marker
167 symbol to be prefixed or not by an extra underscore.
169 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
170 * config/i386/winnt.c: Also #include lto-streamer.h
171 (i386_pe_asm_named_section): Specify 1-byte section alignment for
173 (i386_pe_asm_output_aligned_decl_common): Add comment.
174 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
176 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
179 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
180 Add missing earlyclobber for second alternative.
182 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
184 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
185 bits for artificial defs at the top of the block.
186 * fwprop.c (single_def_use_enter_block): Don't call it.
188 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
191 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
192 instead of "$gcc_cv_objdump -T".
193 Use "-undefined dynamic_lookup" on darwin.
194 * gcc/configure: Regenerate.
196 2010-04-26 Jakub Jelinek <jakub@redhat.com>
199 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
201 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
203 * c-parser.c (struct c_token): Move location field up.
204 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
205 (struct c_declspecs): Convert typespec_word, storage_class, and
206 default_int_p into bitfields.
207 (struct c_declarator): Move loc field up.
209 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
211 * cfgloop.h (struct loop): Move can_be_parallel field up.
212 * ipa-prop.h (struct ip_node_params): Move bitfields up.
213 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
215 (struct iv_cand): Convert pos field into a bitfield.
216 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
218 (struct _stmt_vec_info): Shuffle fields for better packing.
220 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
222 * varasm.c (IN_NAMED_SECTION): Remove guard.
223 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
224 (IN_NAMED_SECTION_P): ...this.
225 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
226 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
228 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
230 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
231 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
232 of shadowing it. Fix comments.
234 2010-04-26 Jan Hubicka <jh@suse.cz>
236 * cgraph.c (cgraph_create_node): Set node frequency to normal.
237 (cgraph_clone_node): Copy function frequency.
238 * cgraph.h (node_frequency): New enum
239 (struct cgraph_node): Add.
240 * final.c (rest_of_clean_state): Update.
241 * lto-cgraph.c (lto_output_node): Output node frequency.
242 (input_overwrite_node): Input node frequency.
243 * tre-ssa-loop-ivopts (computation_cost): Update.
244 * lto-streamer-out.c (output_function): Do not output function
246 * predict.c (maybe_hot_frequency_p): Update and handle functions
248 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
250 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
251 (compute_function_frequency): Set noreturn functions to be executed
253 (choose_function_section): Update.
254 * lto-streamer-in.c (input_function): Do not input function frequency.
255 * function.c (allocate_struct_function): Do not initialize function
257 * function.h (function_frequency): Remove.
258 (struct function): Remove function frequency.
259 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
260 (try_update): Update.
261 * tree-inline.c (initialize_cfun): Do not update function frequency.
262 * passes.c (pass_init_dump_file): Update.
263 * i386.c (ix86_compute_frame_layout): Update.
264 (ix86_pad_returns): Update.
266 2010-04-26 Jie Zhang <jie@codesourcery.com>
268 PR tree-optimization/43833
269 * tree-vrp.c (range_int_cst_p): New.
270 (range_int_cst_singleton_p): New.
271 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
272 when both operands are constants. Use range_int_cst_p in
275 2010-04-26 Jan Hubicka <jh@suse.cz>
277 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
279 2010-04-26 Richard Guenther <rguenther@suse.de>
282 * gimple.c (gimple_decl_printable_name): Deal gracefully
283 with a NULL DECL_NAME.
285 2010-04-26 Richard Guenther <rguenther@suse.de>
288 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
289 if emitting debug information and it is either a function
292 2010-04-26 Ira Rosen <irar@il.ibm.com>
294 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
295 determine if the statement is vectorizable, and a macro to
297 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
298 Skip statements that can't be vectorized. If the analysis
299 fails, mark the statement as unvectorizable if vectorizing
301 (vect_compute_data_refs_alignment): Likewise.
302 (vect_verify_datarefs_alignment): Skip statements marked as
303 unvectorizable. Add print.
304 (vect_analyze_group_access): Skip statements that can't be
305 vectorized. If the analysis fails, mark the statement as
306 unvectorizable if vectorizing basic block.
307 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
309 * tree-vect-stmts.c (vectorizable_store): Fix the number of
310 generated stmts for SLP.
311 (new_stmt_vec_info): Initialize the new field.
312 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
313 statements marked as unvectorizable.
315 2010-04-25 Joseph Myers <joseph@codesourcery.com>
317 * c-common.c (flag_isoc1x): New.
318 (flag_isoc99): Update comment.
319 * c-common.h (flag_isoc1x): New.
320 (flag_isoc99): Update comment.
321 * c-cppbuiltin.c (builtin_define_float_constants): Also define
322 __<type>_DECIMAL_DIG__.
323 * c-opts.c (set_std_c1x): New.
324 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
325 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
326 * c.opt (-std=c1x, -std=gnu1x): New options.
327 * doc/cpp.texi: Mention -std=c1x.
328 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
329 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
330 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
331 * doc/standards.texi: Mention C1X.
332 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
333 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
334 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
337 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
339 * config/i386/gmon-sol2.c (_mcleanup): Change format string
340 placeholder from 0x%x to %#x.
341 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
342 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
343 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
344 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
345 * config/i386/i386.c (ix86_target_string): Ditto.
346 (output_pic_addr_const): Ditto.
347 (print_operand): Ditto.
349 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
351 * combine.c (find_split_point): Add third argument. Use it
352 to find nested multiply-accumulate instructions. Adjust calls.
353 (try_combine): Adjust call to find_split_point.
355 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
357 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
359 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
361 PR tree-optimization/41442
362 * fold-const.c (merge_truthop_with_opposite_arm): New function.
363 (fold_binary_loc): Call it.
365 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
367 * toplev.c (general_init): Set default for fdiagnostics-show-option.
368 * opts.c (common_handle_option): Allow disabling it.
369 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
371 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
373 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
374 between modes if both types are integral.
376 2010-04-23 Richard Guenther <rguenther@suse.de>
378 PR tree-optimization/43572
379 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
381 2010-04-23 Richard Guenther <rguenther@suse.de>
384 * tree-inline.c (tree_can_inline_p): Also check compatibility
387 2010-04-23 Martin Jambor <mjambor@suse.cz>
389 PR tree-optimization/43846
390 * tree-sra.c (struct access): New flag grp_assignment_read.
391 (build_accesses_from_assign): Set grp_assignment_read.
392 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
393 (enum mark_read_status): New type.
394 (analyze_access_subtree): Propagate grp_assignment_read, create
395 accesses also if both direct_read and root->grp_assignment_read.
397 2010-04-23 Martin Jambor <mjambor@suse.cz>
400 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
401 function does not have type attributes.
403 2010-04-23 Richard Guenther <rguenther@suse.de>
406 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
409 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
411 * sese.h (create_if_region_on_edge): Remove.
413 * sese.c (create_if_region_on_edge): Make static.
415 * tree-inline.c: Do not include ggc.h.
417 * expr.c: Do not include ggc.h.
419 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
422 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
425 * config/sh/sh.c (find_barrier): Don't emit a constant pool
426 in the middle of insns for casesi_worker_2.
428 2010-04-22 David Edelsohn <edelsohn@gnu.org>
430 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
432 2010-04-22 Ira Rosen <irar@il.ibm.com>
434 PR tree-optimization/43842
435 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
436 loop unrolling in update of exit phis. Fix comment.
437 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
438 least two reduction statements in the loop before starting SLP
441 2010-04-22 Nick Clifton <nickc@redhat.com>
443 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
445 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
447 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
450 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
452 * tree-parloops.c (loop_parallel_p): New argument
453 parloop_obstack. Pass it down.
454 (parallelize_loops): New variable parloop_obstack. Initialize it,
455 pass it down, free it.
457 * tree-loop-linear.c (linear_transform_loops): Pass down
460 * tree-data-ref.h (lambda_compute_access_matrices): New argument
461 of type struct obstack *.
463 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
464 scratch_obstack. Initialize it, pass down, free it.
466 * lambda.h (lambda_loop_new): Remove.
467 (lambda_matrix_new, lambda_matrix_inverse)
468 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
469 argument of type struct obstack *.
471 * lambda-trans.c (lambda_trans_matrix_new): New argument
472 lambda_obstack. Pass it down, use obstack allocation for ret.
473 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
476 * lambda-mat.c (lambda_matrix_get_column)
477 (lambda_matrix_project_to_null): Remove.
478 (lambda_matrix_new): New argument lambda_obstack. Use obstack
480 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
483 * lambda-code.c (lambda_loop_new): New function.
484 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
485 (lambda_compute_auxillary_space, lambda_compute_target_space)
486 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
487 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
488 (build_access_matrix): New argument lambda_obstack. Use obstack
490 (lambda_compute_step_signs, lambda_compute_access_matrices): New
491 argument lambda_obstack. Pass it down.
493 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
495 * optabs.h (expand_widening_mult): Declare.
497 2010-04-22 Richard Guenther <rguenther@suse.de>
499 PR tree-optimization/43845
500 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
501 lookup the CALL_EXPR function and arguments.
503 2010-04-22 Nick Clifton <nickc@redhat.com>
505 * config/stormy16/stormy16.c
506 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
507 * config/stormy16/stormy16.h: Tidy up formatting.
508 (DONT_USE_BUILTIN_SETJMP): Remove definition.
509 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
510 (ineqbranchsi): Delete pattern.
511 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
512 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
513 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
514 stormy16-lib2-ucmpsi2.c.
516 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
518 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
519 df_simulate_find_noclobber_defs as appropriate. Keep track of an
520 extra set merge_set_noclobber, and use it to relax the final test
522 * df.h (df_simulate_find_noclobber_defs): Declare.
523 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
525 (df_simulate_find_noclobber_defs): New function.
527 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
529 * config/i386/i386.md: Use {} around multi-line preparation statements.
531 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
533 * c-tree.h (push_init_level, pop_init_level, set_init_index)
534 (process_init_element): New argument of type struct obstack *.
536 * c-typeck.c (push_init_level, pop_init_level, set_designator)
537 (set_init_index, set_init_label, set_nonincremental_init)
538 (set_nonincremental_init_from_string, find_init_member)
539 (output_init_element, output_pending_init_elements)
540 (process_init_element): New argument braced_init_obstack. Pass it
542 (push_range_stack, add_pending_init): New argument
543 braced_init_obstack. Use obstack allocation.
545 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
546 braced_init_obstack. Pass it down.
547 (c_parser_braced_init): New variables ret, braced_init_obstack.
548 Initialize obstack, pass it down and finally free it.
550 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
553 * tree-pass.h (pass_optimize_widening_mul): Declare.
554 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
555 gate_optimize_widening_mul): New static functions.
556 (pass_optimize_widening_mul): New.
557 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
558 <case MULT_EXPR>: Remove support for widening multiplies.
559 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
560 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
561 simplify_gen_unary rather than directly building extensions.
562 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
564 * expmed.c (expand_widening_mult): New function.
565 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
567 2010-04-21 Jan Hubicka <jh@suse.cz>
569 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
570 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
571 * lto-wpa-fixup.c: Remove.
572 * Makefile.in (lto-wpa-fixup.o): Remove.
573 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
574 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
575 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
577 2010-04-21 Jan Hubicka <jh@suse.cz>
579 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
580 add write_optimization_summary, read_optimization_summary.
581 (ipa_write_summaries_of_cgraph_node_set): Remove.
582 (ipa_write_optimization_summaries): Declare.
583 (ipa_read_optimization_summaries): Declare.
584 * ipa-cp.c (pass_ipa_cp): Update.
585 * ipa-reference.c (pass_ipa_reference): Update.
586 * ipa-pure-const.c (pass_ipa_pure_const): Update.
587 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
589 * ipa-inline.c (pass_ipa_inline): Update.
590 * ipa.c (pass_ipa_whole_program): Update.
591 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
592 * passes.c (ipa_write_summaries_1): Do not test wpa.
593 (ipa_write_optimization_summaries_1): New.
594 (ipa_write_optimization_summaries): New.
595 (ipa_read_summaries): Do not test ltrans.
596 (ipa_read_optimization_summaries_1): New.
597 (ipa_read_optimization_summaries): New.
599 2010-04-21 Jan Hubicka <jh@suse.cz>
601 * lto-cgraph.c (lto_output_node): Do not output comdat groups
603 (output_cgraph): Do not arrange comdat groups for boundary nodes.
605 2010-04-21 Jakub Jelinek <jakub@redhat.com>
608 * dwarf2out.c (add_name_and_src_coords_attributes): Add
609 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
611 2010-04-21 Jan Hubicka <jh@suse.cz>
613 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
615 2010-04-21 Jan Hubicka <jh@suse.cz>
617 * varpool.c (decide_is_variable_needed): Variable is always needed
620 2010-04-21 Jan Hubicka <jh@suse.cz>
622 * opts.c (decode_options): Enable pure-const pass for whopr.
624 2010-04-21 Jan Hubicka <jh@suse.cz>
626 * cgraph.c (dump_cgraph_node): Dump also assembler name.
627 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
629 (cgraph_decide_inlining): Do not expect callee to be removed in all
632 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
634 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
636 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
638 * config/i386/i386.md (x86_shrd): Add athlon_decode and
639 amdfam10_decode attributes.
641 2010-04-21 Jakub Jelinek <jakub@redhat.com>
644 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
645 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
646 (lower_copyprivate_clauses): Use private var in outer
647 context instead of original var. Make sure the types
648 are correct for VLAs.
650 2010-04-21 Richard Guenther <rguenther@suse.de>
652 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
653 to non-pointer objects.
655 2010-04-21 Jakub Jelinek <jakub@redhat.com>
657 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
658 last chain entry if it starts with the still current label.
659 (add_location_or_const_value_attribute): Check that
660 loc_list->first->next is NULL instead of comparing ->first with ->last.
661 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
662 to add_var_loc_to_decl.
664 * dwarf2out.c (output_call_frame_info): For dw_cie_version
665 >= 4 add also address size and segment size fields into CIE header.
667 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
668 long as address size is the same as sizeof (void *) and
670 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
671 address size or segment size is unexpected, return DW_EH_PE_omit.
672 (classify_object_over_fdes): If get_cie_encoding returned
673 DW_EH_PE_omit, return -1.
674 (init_object): If classify_object_over_fdes returned -1,
675 pretend there were no FDEs at all.
677 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
679 * config/i386/i386.md (bswap<mode>2): Macroize expander from
680 bswap{si,di}2 using SWI48 mode iterator.
681 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
682 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
683 set modrm attribute of bswap insn to 0 and remove length attribute.
684 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
685 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
686 set mode attribute to <MODE> and remove length attribute.
688 2010-04-20 James E. Wilson <wilson@codesourcery.com>
690 PR rtl-optimization/43520
691 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
692 zero available registers.
694 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
696 * builtins.c (fold_builtin_cproj): Fold more cases.
698 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
700 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
701 (fold_builtin_1): Fold builtin cproj.
702 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
703 Use ATTR_CONST_NOTHROW_LIST.
705 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
707 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
708 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
709 ffsi2_no_cmove for !TARGET_CMOVE.
710 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
711 (ffssi2): Remove expander.
712 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
714 (ctz<mode>2): Ditto from ctz{si,di}2.
715 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
717 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
720 2010-04-20 Jakub Jelinek <jakub@redhat.com>
722 * dwarf2out.c (AT_linkage_name): Define.
723 (clone_as_declaration): Handle DW_AT_linkage_name.
724 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
725 of DW_AT_MIPS_linkage_name.
726 (move_linkage_attr): Likewise.
727 (dwarf2out_finish): Likewise.
729 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
732 * fold-const.c (fold_comparison): New folding rule.
734 2010-04-20 Anatoly Sokolov <aesok@post.ru>
736 * double-int.h (double_int_setbit): Declare.
737 * double-int.c (double_int_setbit): New function.
738 * rtl.h (immed_double_int_const): Declare.
739 * emit-rtl.c (immed_double_int_const): New function.
740 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
741 and immed_double_int_const functions.
742 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
743 expand_copysign_bit): (Ditto.).
744 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
745 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
746 * dojump.c (prefer_and_bit_test): (Ditto.).
747 * expr.c (convert_modes, reduce_to_bit_field_precision,
748 const_vector_from_tree): (Ditto.).
749 * expmed.c (mask_rtx, lshift_value): (Ditto.).
751 2010-04-20 Jan Hubicka <jh@suse.cz>
753 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
754 (dump_cgraph_node): Dump new flags.
755 * cgraph.h (struct cgraph_node): Add flags
756 reachable_from_other_partition and in_other_partition.
757 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
758 other partition can not be removed.
759 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
760 the other partition must be output; silence sanity checking on
761 leaking functions bodies from other paritition.
762 * lto-cgraph.c (reachable_from_other_partition_p): New function.
763 (lto_output_node): Output new flags; do not sanity check that inline
764 clones are output; drop lto_forced_extern_inline_p code; do not mock
765 visibility flags at partition boundaries.
766 (add_node_to): New function.
767 (output_cgraph): Use it to sort functions so masters appear before
769 (input_overwrite_node): Input new flags.
770 * passes.c (ipa_write_summaries): Do not call
771 lto_new_extern_inline_states.
772 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
773 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
774 lto_forced_extern_inline_p): Kill.
775 * lto-streamer.h (lto_new_extern_inline_states,
776 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
777 lto_forced_extern_inline_p): Kill.
779 2010-04-20 Richard Guenther <rguenther@suse.de>
781 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
782 from vars that can have pointers.
783 (process_constraint): Dump useless constraints.
785 2010-04-20 Richard Guenther <rguenther@suse.de>
787 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
788 (dump_sa_points_to_info): Remove asserts.
789 (init_base_vars): nothing_id isn't an escape point nor does it
792 2010-04-20 Jakub Jelinek <jakub@redhat.com>
794 * tree.h (TYPE_REF_IS_RVALUE): Define.
795 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
796 should_move_die_to_comdat, prune_unused_types_walk): Handle
797 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
798 (modified_type_die, gen_reference_type_die): Emit
799 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
800 if TYPE_REF_IS_RVALUE and -gdwarf-4.
802 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
805 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
806 calls for -fpic -m31 if they have been sibcall optimized.
808 2010-04-19 James E. Wilson <wilson@codesourcery.com>
810 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
811 ar.lc fixed and call-used.
813 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
815 2010-04-19 Jan Hubicka <jh@suse.cz>
817 * opts.c (decode_options): Disable whpr incompatible passes.
818 * lto/lto.c (lto_1_to_1_map): Skip clones.
819 (read_cgraph_and_symbols): Do not mark everything as needed.
820 (do_whole_program_analysis): Do map only after optimizing;
821 set proper cgraph_state; use passmanager.
823 2010-04-19 DJ Delorie <dj@redhat.com>
825 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
826 POINTER_PLUS_EXPR and fix them.
828 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
830 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
831 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
832 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
833 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
834 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
835 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
836 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
837 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
838 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
839 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
840 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
842 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
844 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
845 (check_cond_move_block): Likewise.
846 (cond_move_process_if_block): Likewise.
847 (noce_find_if_block): Improve formatting.
848 (find_if_header): Pass 0 to memset and tweak conditions.
849 (cond_exec_find_if_block): Fix long lines and tweak conditions.
851 2010-04-19 Jakub Jelinek <jakub@redhat.com>
853 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
857 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
858 with non-local decl doesn't need chain.
860 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
862 * ira-color.c (allocno_reload_assign): Avoid accumulating
863 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
865 2010-04-19 Martin Jambor <mjambor@suse.cz>
867 * gimple.h (create_tmp_reg): Declare.
868 * gimplify.c (create_tmp_reg): New function.
869 (gimplify_return_expr): Use create_tmp_reg.
870 (gimplify_omp_atomic): Likewise.
871 (gimple_regimplify_operands): Likewise.
872 * tree-dfa.c (make_rename_temp): Likewise.
873 * tree-predcom.c (predcom_tmp_var): Likewise.
874 (reassociate_to_the_same_stmt): Likewise.
875 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
876 (get_replaced_param_substitute): Likewise.
877 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
878 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
879 * tree-ssa-pre.c (get_representative_for): Likewise.
880 (create_expression_by_pieces): Likewise.
881 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
882 (create_tailcall_accumulator): Likewise.
884 2010-04-19 Martin Jambor <mjambor@suse.cz>
886 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
888 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
890 2010-04-19 Richard Guenther <rguenther@suse.de>
892 PR tree-optimization/43796
893 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
894 from SCEV in the lattice.
895 (vrp_visit_phi_node): Dump change.
897 2010-04-19 Richard Guenther <rguenther@suse.de>
899 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
900 * configure: Re-generated.
902 2010-04-19 Richard Guenther <rguenther@suse.de>
904 PR tree-optimization/43783
905 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
906 constant ARRAY_REF operands two and three if possible.
908 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
911 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
913 2010-04-19 Jie Zhang <jie@codesourcery.com>
916 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
918 2010-04-19 Ira Rosen <irar@il.ibm.com>
920 PR tree-optimization/37027
921 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
922 and macro to access it.
923 (vectorizable_reduction): Add argument.
924 (vect_get_slp_defs): Likewise.
925 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
926 statements for possible use in SLP.
927 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
928 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
929 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
931 (vectorizable_reduction): Likewise.
932 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
934 (vectorizable_type_demotion, vectorizable_type_promotion,
935 vectorizable_store): Likewise.
936 (vect_analyze_stmt): Update call to vectorizable_reduction.
937 (vect_transform_stmt): Likewise.
938 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
939 (vect_build_slp_tree): Fix indentation. Check that there are no loads
940 from different interleaving chains in same node.
941 (vect_slp_rearrange_stmts): New function.
942 (vect_supported_load_permutation_p): Allow load permutations for
943 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
944 inside SLP nodes if necessary.
945 (vect_analyze_slp_instance): Handle reductions.
946 (vect_analyze_slp): Try to build SLP instances originating from groups
948 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
949 (vect_get_constant_vectors): Create initial vectors for reductions
950 according to reduction code. Add new argument.
951 (vect_get_slp_defs): Add new argument, pass it to
952 vect_get_constant_vectors.
953 (vect_schedule_slp_instance): Remove SLP tree root statements.
955 2010-04-19 Jakub Jelinek <jakub@redhat.com>
957 * tree.h (ENUM_IS_SCOPED): Define.
958 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
959 for ENUM_IS_SCOPED enums.
961 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
963 * fold-const.c (fold_comparison): Use ssizetype.
964 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
965 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
966 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
967 * tree-object-size.c (compute_object_sizes): Use size_type_node.
969 * tree.h (initialize_sizetypes): Remove parameter.
970 (build_common_tree_nodes): Remove second parameter.
971 * stor-layout.c (initialize_sizetypes): Remove parameter.
972 Always create an unsigned type.
973 (set_sizetype): Assert that the passed type is unsigned and simplify.
974 * tree.c (build_common_tree_nodes): Remove second parameter.
975 Adjust call to initialize_sizetypes.
976 * c-decl.c (c_init_decl_processing): Remove second argument in call to
977 build_common_tree_nodes.
979 2010-04-18 Matthias Klose <doko@ubuntu.com>
981 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
983 2010-04-18 Ira Rosen <irar@il.ibm.com>
985 PR tree-optimization/43771
986 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
987 load permutation doesn't have gaps.
989 2010-04-18 Jan Hubicka <jh@suse.cz>
991 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
992 (sse_prologue_save_insn expander): Use new pattern.
993 (sse_prologue_save_insn1): New pattern and splitter.
994 (sse_prologue_save_insn): Update to deal also with 64bit aligned
996 * i386.c (setup_incoming_varargs_64): Do not compute jump
998 (ix86_gimplify_va_arg): Update alignment needed.
999 (ix86_local_alignment): Do not align all local arrays to 128bit.
1001 2010-04-17 Jan Hubicka <jh@suse.cz>
1003 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1005 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1007 * arm.md (negdi2): Remove redundant code to force values into a
1010 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1012 * arm/bpabi.S: Add EABI alignment attributes to objects.
1013 * arm/bpabi-v6m.S: Likewise.
1014 * arm/crti.asm: Likewise.
1015 * arm/crtn.asm: Likewise.
1016 * arm/lib1funcs.asm: Likewise.
1017 * arm/libunwind.S: Likewise.
1019 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1021 * arm-protos.h (tune_params): New structure.
1022 * arm.c (current_tune): New variable.
1023 (arm_constant_limit): Delete.
1024 (struct processors): Add pointer to the tune parameters.
1025 (arm_slowmul_tune): New tuning option.
1026 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1027 (all_cores): Adjust to pick up the tuning model.
1028 (arm_constant_limit): New function.
1029 (arm_override_options): Select the appropriate tuning model. Delete
1030 initialization of arm_const_limit.
1031 (arm_split_constant): Use the new constant-limit model.
1032 (arm_rtx_costs): Pick up the current tuning model.
1033 * arm.md (is_strongarm, is_xscale): Delete.
1034 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1035 for Xscale variant architectures.
1036 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1038 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1040 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1042 (arm_rtx_costs_1): Remove unused variable extra_cost.
1043 (arm_unwind_emit_set): Use variable offset.
1044 (thumb1_output_casesi): Remove unused variable flags.
1046 2010-04-16 Jeff Law <law@redhat.com>
1048 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1049 needing assignment rather than doing a two-phase assignment. Remove
1050 unused variable 'm'.
1052 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1055 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1057 2010-04-16 Doug Kwan <dougkwan@google.com>
1059 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1060 (next_operand_entry_id): New static variable.
1061 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1062 (add_to_ops_vec): Assigned unique ID to operand entry.
1063 (struct oecount_s): New field ID.
1064 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1065 (undistribute_ops_list): Assign unique IDs to oecounts.
1066 (init_reassoc): reset next_operand_entry_id.
1068 2010-04-16 Doug Kwan <dougkwan@google.com>
1070 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1071 missing left parenthesis.
1073 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1075 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1076 *btdi_rex64 using SWI48 mode iterator.
1077 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1078 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1079 *jcc_btdi_mask_rex64.
1081 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1083 * double-int.h (tree_to_double_int): Convert to macro.
1084 * double-int.c (tree_to_double_int): Remove.
1086 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1089 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1090 with want_address 2 and in case a single element list might be
1091 possible, call it again with want_address 0.
1093 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1095 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1096 case 'W' print operands for HI mode.
1097 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1098 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1099 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1100 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1102 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1104 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1105 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1106 #xx:3 and #xx:4 mode.
1108 * config/h8300/h8300.md (inverted load with HImode dest): Add
1109 support for H8300SX.
1111 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1112 satisfy 'U' constraint.
1114 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1116 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1117 * configure: Regenerate.
1118 * config.in: Regenerate.
1119 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1122 2010-04-16 Richard Guenther <rguenther@suse.de>
1124 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1125 (struct tree_decl_common): ... here.
1126 (DECL_PT_UID): Adjust.
1127 (SET_DECL_PT_UID): Likewise.
1128 (DECL_PT_UID_SET_P): Likewise.
1130 2010-04-16 Richard Guenther <rguenther@suse.de>
1132 PR tree-optimization/43572
1133 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1134 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1135 * tree-flow.h (is_call_clobbered): Remove.
1136 * tree-flow-inline.h (is_call_clobbered): Likewise.
1137 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1138 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1139 (execute_return_slot_opt): Adjust.
1140 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1141 check for call clobbered vars here.
1142 (find_tail_calls): Move tailcall verification to the
1145 2010-04-16 Diego Novillo <dnovillo@google.com>
1147 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1149 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1152 * config/arm/arm.md (cbranchqi4): New pattern.
1153 * config/arm/predicates.md (const0_operand,
1154 cbranchqi4_comparison_operator): New predicates.
1156 2010-04-16 Richard Guenther <rguenther@suse.de>
1158 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1159 (dump_gimple_stmt): Likewise.
1161 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1163 * recog.h (struct recog_data): New field is_operator.
1164 (struct insn_operand_data): New field is_operator.
1165 * recog.c (extract_insn): Set recog_data.is_operator.
1166 * genoutput.c (output_operand_data): Emit code to set the
1168 * reload.c (find_reloads): Use it rather than testing for an
1169 empty constraint string.
1172 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1173 If the previous insn is a cbranchsi4_insn with the same arguments,
1174 omit the compare instruction.
1176 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1177 register, inputs must be low registers and we need a low register
1178 scratch. Handle alternative 2 like alternative 3.
1180 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1182 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1183 don't call get_addr on both. If one expression is a VALUE and
1184 the other a REG, check VALUE's locs if the REG isn't among them.
1186 2010-04-16 Christian Bruel <christian.bruel@st.com>
1188 * config/sh/sh.h (sh_frame_pointer_required): New function.
1189 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1190 (flag_omit_frame_pointer) Set.
1191 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1192 (rounded_frame_size): Adjust size with outgoing_args_size.
1193 (sh_set_return_address): Must return from stack pointer.
1194 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1195 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1196 (ACCUMULATE_OUTGOING_ARGS): Define.
1197 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1198 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1200 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1203 * config/sh/sh.c (sh_legitimize_reload_address): Use
1204 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1205 Remove a unneeded check for offset_base.
1207 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1209 * configure: Regenerated.
1211 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1213 * config/s390/s390.c (s390_call_save_register_used): Switch back
1214 to HARD_REGNO_NREGS.
1216 2010-04-15 Richard Guenther <rguenther@suse.de>
1218 * alias.c (alias_set_subset_of): Handle alias-set zero
1221 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1222 Julian Brown <julian@codesourcery.com>
1224 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1225 alternatives according to use of high and low regs.
1226 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1227 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1228 optimizing for size on Thumb-2.
1230 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1232 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1234 2010-04-15 Richard Guenther <rguenther@suse.de>
1236 * tree-ssa-structalias.c (struct variable_info): Add
1238 (new_var_info): Initialize it.
1239 (dump_constraints): Support printing last added constraints.
1240 (debug_constraints): Adjust.
1241 (dump_constraint_graph): Likewise.
1242 (make_heapvar_for): Check for NULL cfun.
1243 (get_function_part_constraint): New function.
1244 (get_fi_for_callee): Likewise.
1245 (find_func_aliases): Properly implement IPA PTA constraints.
1246 (process_ipa_clobber): New function.
1247 (find_func_clobbers): Likewise.
1248 (insert_into_field_list_sorted): Remove.
1249 (create_function_info_for): Properly allocate vars for IPA mode.
1250 Do not use insert_into_field_list_sorted.
1251 (create_variable_info_for): Properly generate constraints for
1252 global vars in IPA mode.
1253 (dump_solution_for_var): Always dump the solution.
1254 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1255 (find_what_var_points_to): Adjust.
1256 (pt_solution_set): Change.
1257 (pt_solution_ior_into): New function.
1258 (pt_solution_empty_p): Export.
1259 (pt_solution_includes_global): Adjust.
1260 (pt_solution_includes_1): Likewise.
1261 (pt_solutions_intersect_1): Likewise.
1262 (dump_sa_points_to_info): Check some invariants.
1263 (solve_constraints): Move constraint dumping ...
1264 (compute_points_to_sets): ... here.
1265 (ipa_pta_execute): ... and here.
1266 (compute_may_aliases): Do not re-compute points-to info
1267 locally if IPA info is available.
1268 (ipa_escaped_pt): New global var.
1269 (ipa_pta_execute): Properly implement IPA PTA.
1270 * tree-into-ssa.c (dump_decl_set): Support dumping
1271 decls not in referenced-vars.
1272 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1273 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1274 (dump_points_to_solution): Likewise.
1275 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1276 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1277 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1278 (copy_decl_to_var): Copy DECL_PT_UID.
1279 (copy_result_decl_to_var): Likewise.
1280 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1281 (copy_node_stat): Copy it.
1282 * tree.h (DECL_PT_UID): New macro.
1283 (SET_DECL_PT_UID): Likewise.
1284 (DECL_PT_UID_SET_P): Likewise.
1285 (struct tree_decl_minimal): Add pt_uid member.
1286 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1287 (pt_solution_empty_p): Declare.
1288 (pt_solution_set): Adjust.
1289 (ipa_escaped_pt): Declare.
1290 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1291 * gimple-pretty-print.c (pp_points_to_solution): New function.
1292 (dump_gimple_call): Dump call clobber/use information.
1293 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1294 * tree-pass.h (TDF_ALIAS): New dump option.
1295 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1296 * doc/invoke.texi (-fipa-pta): Update documentation.
1298 2010-04-15 Richard Guenther <rguenther@suse.de>
1300 * Makefile.in (OBJS-common): Add gimple-fold.o.
1301 (gimple-fold.o): New rule.
1302 * tree.h (maybe_fold_offset_to_reference,
1303 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1305 * gimple.h: ... here.
1306 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1307 may_propagate_address_into_dereference): Move prototypes ...
1308 * gimple.h: ... here.
1309 * tree-ssa-ccp.c (get_symbol_constant_value,
1310 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1311 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1312 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1313 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1314 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1315 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1316 gimplify_and_update_call_from_tree): Move ...
1317 * gimple-fold.c: ... here. New file.
1318 (ccp_fold_builtin): Rename to ...
1319 (gimple_fold_builtin): ... this.
1320 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1322 2010-04-15 Richard Guenther <rguenther@suse.de>
1324 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1325 fit_double_type, force_fit_type_double, add_double_with_sign,
1326 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1327 lrotate_double, rrotate_double, div_and_round_double): Move ...
1328 * double-int.c: ... here.
1329 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1330 add_double, neg_double, mul_double_with_sign, mul_double,
1331 lshift_double, rshift_double, lrotate_double, rrotate_double,
1332 div_and_round_double): Move prototypes ...
1333 * double-int.h: ... here.
1335 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1338 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1339 matching constraints to ensure inputs match the output.
1341 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1344 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1345 in an input-only operand.
1347 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1349 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1350 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1351 (double_int_negative_p): Convert to static inline function.
1352 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1353 (double_int_negative_p): Remove.
1354 * tree.h (lshift_double, rshift_double):
1355 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1356 * fold-const.c (fold_convert_const_int_from_real,
1357 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1358 (lshift_double): Change type of arith argument to bool.
1359 (rshift_double): Change type of arith argument to bool. Correct
1361 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1363 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1366 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1367 at the start and end of the then/else blocks, and omit them from the
1369 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1370 argument; all callers changed. Pass zero to old_insns_match_p instead.
1371 (flow_find_head_matching_sequence): New function.
1372 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1373 * basic-block.h (flow_find_cross_jump,
1374 flow_find_head_matching_sequence): Declare functions.
1376 2010-04-14 Jason Merrill <jason@redhat.com>
1379 * c-common.c (attribute_takes_identifier_p): New fn.
1380 * c-common.h: Declare it.
1382 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1384 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1386 (*udivmod<mode>4): Ditto.
1388 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1390 * config/i386/i386.md (maxmin_int): Rename code attribute from
1391 maxminiprefix and update all users.
1392 (maxmin_float): Ditto from maxminfprefix.
1393 (logic): Ditto from logicprefix.
1394 (absneg_mnemonic): Ditto from absnegprefix.
1395 * config/i386/mmx.md: Update all users of maxminiprefix,
1396 maxminfprefix and logicprefix for rename.
1397 * config/i386/sse.md: Ditto.
1398 * config/i386/sync.md (sync_<code><mode>): Update for
1401 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1404 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1405 warnings converted to errors.
1407 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1409 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1410 used insn_type variable.
1411 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1412 to avoid set-but-not-used warning.
1414 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1416 * df-core.c (df_ref_debug): Change format string placeholder
1418 * dwarf2asm.c (dw2_asm_output_data_raw,
1419 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1420 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1421 * dwarf2out.c (output_cfi, output_cfi_directive,
1422 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1423 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1425 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1426 * print-rtl.c (print_rtx): Ditto.
1428 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1431 * builtins.c (expand_builtin_pow_root): New function to expand pow
1432 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1433 series of sqrt and cbrt calls under -ffast-math.
1434 (expand_builtin_pow): Call it.
1436 2010-04-14 Michael Matz <matz@suse.de>
1438 PR tree-optimization/42963
1439 * tree-cfg.c (touched_switch_bbs): New static variable.
1440 (group_case_labels_stmt): New function broken out from ...
1441 (group_case_labels): ... here, use the above.
1442 (start_recording_case_labels): Allocate touched_switch_bbs.
1443 (end_recording_case_labels): Deallocate it, call
1444 group_case_labels_stmt.
1445 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1447 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1449 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1452 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1454 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1456 2010-04-13 Jan Hubicka <jh@suse.cz>
1458 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1459 of optimized out static functions.
1460 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1461 cost computation. Also sanity check for overflows.
1462 (update_caller_keys): Update cgraph_edge_badness call; properly
1463 update fibheap and sanity check that it is up to date.
1464 (add_new_edges_to_heap): Update cgraph_edge_badness.
1465 (cgraph_decide_inlining_of_small_function): Likewise;
1466 add sanity checking that badness in heap is up to date;
1467 improve dumping of reason; Update badness of calls to the
1468 offline copy of function currently inlined; dump badness
1469 of functions not inlined because of unit growth limits.
1471 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1474 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1475 because of sign-extension change when converting to sizetype here...
1476 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1478 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1479 the folding to constants. Remove redundant final conversion.
1480 (fold_binary) <associate>: Do not associate if the re-association of
1481 constants alone overflows.
1482 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1483 to the end of the list.
1484 (multiple_of_p) <COND_EXPR>: New case.
1486 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1488 * opt-functions.awk (opt_sanitized_name): New.
1490 * optc-gen.awk: Use it
1491 * opth-gen.awk: Use it.
1493 2010-04-13 Martin Jambor <mjambor@suse.cz>
1495 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1496 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1497 children. Call replace_uses_with_default_def_ssa_name to handle
1500 2010-04-13 Michael Matz <matz@suse.de>
1503 * builtins.c (expand_builtin_interclass_mathfn): Also create
1504 a register if the predicate doesn't match.
1506 2010-04-13 Diego Novillo <dnovillo@google.com>
1508 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1509 * c-pch.c: Include timevar.h.
1510 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1511 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1512 * ggc-common.c: Include timevar.h.
1513 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1514 * timevar.def (TV_PCH_SAVE): Define.
1515 (TV_PCH_CPP_SAVE): Define.
1516 (TV_PCH_PTR_REALLOC): Define.
1517 (TV_PCH_PTR_SORT): Define.
1518 (TV_PCH_RESTORE): Define.
1519 (TV_PCH_CPP_RESTORE): Define.
1521 2010-04-13 Michael Matz <matz@suse.de>
1523 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1525 (can_reassociate_p): New function.
1526 (break_up_subtract_bb, reassociate_bb): Use it.
1528 2010-04-13 Richard Guenther <rguenther@suse.de>
1531 * builtins.c (c_readstr): Fix assert.
1533 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1536 when generating cltd insn.
1538 (*ashl<mode>3_1): Remove special handling for register operand 2.
1539 (*ashlsi3_1_zext): Ditto.
1540 (*ashlhi3_1): Ditto.
1541 (*ashlhi3_1_lea): Ditto.
1542 (*ashlqi3_1): Ditto.
1543 (*ashlqi3_1_lea): Ditto.
1544 (*<shiftrt_insn><mode>3_1): Ditto.
1545 (*<shiftrt_insn>si3_1_zext): Ditto.
1546 (*<shiftrt_insn>qi3_1_slp): Ditto.
1547 (*<rotate_insn><mode>3_1): Ditto.
1548 (*<rotate_insn>si3_1_zext): Ditto.
1549 (*<rotate_insn>qi3_1_slp): Ditto.
1551 2010-04-13 Richard Guenther <rguenther@suse.de>
1553 * tree-ssa-structalias.c (callused_id): Remove.
1554 (call_stmt_vars): New.
1555 (get_call_vi): Likewise.
1556 (lookup_call_use_vi): Likewise.
1557 (lookup_call_clobber_vi): Likewise.
1558 (get_call_use_vi): Likewise.
1559 (get_call_clobber_vi): Likewise.
1560 (make_transitive_closure_constraints): Likewise.
1561 (handle_const_call): Adjust to do per-call call-used handling.
1562 (handle_pure_call): Likewise.
1563 (find_what_var_points_to): Remove general callused handling.
1564 (init_base_vars): Likewise.
1565 (init_alias_vars): Initialize call_stmt_vars.
1566 (compute_points_to_sets): Process call-used and call-clobbered
1567 vars for call statements.
1568 (delete_points_to_sets): Free call_stmt_vars.
1570 2010-04-13 Richard Guenther <rguenther@suse.de>
1572 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1573 Only add RW dependence for dependence distance zero.
1574 Adjust maximal vectorization factor according to dependences.
1575 Move alignment handling ...
1576 (vect_find_same_alignment_drs): ... here. New function.
1577 (vect_analyze_data_ref_dependences): Adjust.
1578 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1579 (vect_analyze_data_refs): Adjust minimal vectorization factor
1580 according to data references.
1581 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1582 dependences before determining the vectorization factor.
1583 Analyze alignment after determining the vectorization factor.
1584 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1585 dependences before alignment.
1586 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1588 (vect_analyze_data_refs): Likewise.
1589 (MAX_VECTORIZATION_FACTOR): New define.
1591 2010-04-13 Duncan Sands <baldrick@free.fr>
1593 * except.h (lang_eh_type_covers): Remove.
1594 * except.c (lang_eh_type_covers): Likewise.
1596 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1597 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1599 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1600 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1601 UNITS_PER_LONG where it is ABI relevant.
1602 (s390_return_addr_rtx): Likewise.
1603 (s390_back_chain_rtx): Likewise.
1604 (s390_frame_area): Likewise.
1605 (s390_frame_info): Likewise.
1606 (s390_initial_elimination_offset): Likewise.
1607 (save_gprs): Likewise.
1608 (s390_emit_prologue): Likewise.
1609 (s390_emit_epilogue): Likewise.
1610 (s390_function_arg_advance): Likewise.
1611 (s390_function_arg): Likewise.
1612 (s390_va_start): Likewise.
1613 (s390_gimplify_va_arg): Likewise.
1614 (s390_function_profiler): Likewise.
1615 (s390_optimize_prologue): Likewise.
1616 (s390_rtx_costs): Likewise.
1617 (s390_secondary_reload): Likewise.
1618 (s390_promote_function_mode): Likewise.
1619 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1620 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1621 registers available.
1622 (s390_unwind_word_mode): New function.
1623 (s390_function_value): Split 64 bit values into register pair if
1624 used as return value.
1625 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1626 function call parameters. Handle parallels.
1627 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1628 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1629 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1630 (s390_expand_setmem): Remove unused variable src_addr.
1631 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1632 deal with 64 bit registers.
1633 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1634 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1635 (UNITS_PER_LONG): New macro.
1636 * libjava/include/s390-signal.h: Define extended ucontext
1637 structure containing the upper halfs of the 64 bit registers.
1639 2010-04-13 Simon Baldwin <simonb@google.com>
1641 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1643 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1645 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1646 rvalue on the RHS if the LHS is of a non-renamable type.
1647 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1649 2010-04-13 Matthias Klose <doko@ubuntu.com>
1651 * gcc.c (cc1_options): Handle -iplugindir before processing
1652 the cc1 spec. Only add -iplugindir once.
1653 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1655 * common.opt (iplugindir): Remove `Separate' property, initialize.
1656 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1658 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1659 (distclean): Remove plugin dir.
1660 * doc/invoke.texi: Document -iplugindir.
1662 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1664 * doc/plugins.texi (Loading Plugins): Document short
1665 -fplugin=foo option.
1666 (Plugin API): Mention default_plugin_dir_name function.
1668 * gcc.c (find_file_spec_function): Add new declaration.
1669 (static_spec_func): Use it for "find-file".
1670 (find_file_spec_function): Add new function.
1671 (cc1_options): Add -iplugindir option if -fplugin* options found.
1673 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1675 * plugin.c (add_new_plugin): Updated comment, and handle short
1677 (default_plugin_dir_name): Added new function.
1679 * common.opt (iplugindir): New option to set the plugin directory.
1681 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1683 * config/i386/i386.md (any_rotate): New code iterator.
1684 (rotate_insn): New code attribute.
1686 (SWIM124): New mode iterator.
1687 (<rotate_insn>ti3): New expander.
1688 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1689 any_rotate code iterator.
1690 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1691 using any_rotate code iterator and SWIM124 mode iterator.
1692 (ix86_rotlti3): New insn_and_split pattern.
1693 (ix86_rotrti3): Ditto.
1694 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1695 ix86_rotl{di,ti}3 patterns.
1696 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1697 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1698 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1699 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1700 code iterator and SWI mode iterator.
1701 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1702 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1704 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1705 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1706 (bswap rotatert splitter): Add splitter.
1707 (bswap splitter): Macroize splitter using any_rotate code iterator.
1708 Add insn predicate to split only for TARGET_USE_XCHGB or when
1709 optimizing function for size.
1711 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1713 * config/pa/pa.c (emit_move_sequence): Remove use of
1714 deleted variable flag_argument_noalias.
1716 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1718 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1720 Add to unsupported targets list.
1721 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1722 sparc*-sun-solaris2.[567]* from target lists.
1723 * configure: Regenerate.
1724 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1726 Remove Solaris 7 patch references.
1727 (Specific, sparc-sun-solaris2.7): Removed.
1728 (sparc-sun-solaris2*): Update Solaris 7 example.
1729 (sparc64-*-solaris2*): Likewise.
1731 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1733 * config.build (alpha*-dec-osf4*): Remove.
1734 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1735 of obsolete configurations.
1736 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1738 * config/alpha/t-osf4: Renamed to ...
1739 * config/alpha/t-osf5: ... this.
1740 * config/alpha/osf.h: Renamed to ...
1741 * config/alpha/osf5.h: ... this.
1742 Merged old osf5.h contents.
1744 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1745 (EXTRA_SPECS): Removed.
1746 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1747 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1750 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1752 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1754 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1757 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1758 __thiscall convention.
1760 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1762 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1764 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1766 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1768 * function.c (assign_parms_initialize_all): Add unused attribute
1771 2010-04-12 Richard Guenther <rguenther@suse.de>
1773 * gsstruct.def (GSS_CALL): New.
1774 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1775 * gimple.h: Include tree-ssa-alias.h.
1776 (struct gimple_statement_call): New.
1777 (union gimple_statement_struct_d): Add gimple_call member.
1778 (gimple_call_reset_alias_info): Declare.
1779 (gimple_call_use_set): New function.
1780 (gimple_call_clobber_set): Likewise.
1781 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1782 * gimple.c (gimple_call_reset_alias_info): New function.
1783 (gimple_build_call_1): Call it.
1784 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1785 * tree-inline.c (remap_gimple_stmt): Likewise.
1786 (expand_call_inline): Remove callused handling.
1787 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1788 * tree-dfa.c (dump_variable): Likewise.
1789 * tree-parloops.c (parallelize_loops): Likewise.
1790 * tree-ssa.c (init_tree_ssa): Likewise.
1791 (delete_tree_ssa): Likewise.
1792 * tree-flow-inline.h (is_call_used): Remove.
1793 * tree-flow.h (struct gimple_df): Remove callused member.
1794 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1795 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1796 (ref_maybe_used_by_call_p_1): Simplify.
1797 (call_may_clobber_ref_p_1): Likewise.
1798 * tree-ssa-structalias.c (compute_points_to_sets): Set
1799 the call stmt used and clobbered sets.
1800 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1801 (find_tail_calls): Verify the tail call.
1803 2010-04-12 Richard Guenther <rguenther@suse.de>
1805 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1806 single-iteration always-inline inlining.
1807 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1808 (cgraph_decide_inlining): Do not handle always-inline specially.
1809 (try_inline): Remove always-inline cycle detection special case.
1810 Do not recurse on always-inlines.
1811 (cgraph_early_inlining): Do not iterate if not optimizing.
1812 (cgraph_gate_early_inlining): remove.
1813 (pass_early_inline): Run unconditionally.
1814 (gate_cgraph_decide_inlining): New function.
1815 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1816 not inlining or optimizing.
1817 (cgraph_decide_inlining_of_small_functions): Also consider
1818 always-inline functions.
1819 (cgraph_default_inline_p): Return true for nodes which should
1820 disregard inline limits.
1821 (estimate_function_body_sizes): Assume zero size and time for
1822 nodes which are marked as disregarding inline limits.
1823 (cgraph_decide_recursive_inlining): Do not perform recursive
1824 inlining on always-inline nodes.
1826 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1829 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1830 for exprs satisfying handled_component_p.
1832 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1834 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1835 non-constant aggregate elements.
1837 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1838 is a real initialization.
1840 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1843 * c-decl.c (start_function): Move forward check for nested function.
1845 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1847 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1848 * config/sh/sh.c: Include reload.h.
1849 (sh_legitimize_reload_address): New.
1850 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1851 sh_legitimize_reload_address.
1853 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1855 * config/sh/sh.md (*movqi_pop): New insn pattern.
1856 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1858 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1860 * config/i386/i386.md (any_shiftrt): New code iterator.
1861 (shiftrt_insn): New code attribute.
1863 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1864 using any_shiftrt code iterator.
1865 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1866 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1867 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1868 pattern from corresponding peephole2 patterns.
1869 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1870 using any_shiftrt code iterator.
1871 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1872 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1873 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1874 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1875 *{ashr,lshr}<mode>3_cmp_zext.
1876 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1878 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1880 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1882 (*lshr<mode>3_cconly): Ditto.
1884 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1886 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1887 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1888 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1889 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1891 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1892 from corresponding peephole2 patterns.
1893 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1894 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1895 and *lshrdi3_1_rex64 using SWI mode iterator.
1896 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1897 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1898 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1899 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1900 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1901 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1902 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1903 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1904 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1907 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1909 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1910 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1911 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1912 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1914 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1915 from corresponding peephole2 patterns.
1916 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1917 (ashrsi3_cvt): Rename from ashrsi3_31.
1918 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1919 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1920 and x86_64_shift_adj_3 using SWI48 mode iterator.
1921 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1922 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1923 and *ashrdi3_1_rex64 using SWI mode iterator.
1924 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1925 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1926 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1927 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1928 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1929 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1930 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1931 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1932 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1934 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1935 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1936 x86_shift<mode>_adj_3 expanders.
1938 2010-04-10 Wei Guozhi <carrot@google.com>
1941 * config/arm/arm.c (arm_pic_static_addr): New function.
1942 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1944 (arm_output_addr_const_extra): Output expression for new pattern.
1945 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1947 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1949 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1952 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1953 * web.c: Include "insn-config.h" and "recog.h".
1954 (union_match_dups): New function.
1955 (web_main): Call it.
1956 (union_defs): Don't try to recognize match_dups.
1958 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1959 if doing so would replace the entire pattern.
1961 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1965 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1966 and splitter pattern. Change splitter operand 1 predicate to
1969 2010-04-09 Martin Jambor <mjambor@suse.cz>
1971 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1972 lattices are addresses of CONST_DECLs with the same initial value.
1973 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1974 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1976 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1977 Bernd Schmidt <bernds@codesourcery.com>
1979 * loop-invariant.c (replace_uses): New static function.
1980 (move_invariant_reg): Use it to ensure we can replace the uses.
1982 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1984 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1986 (picochip_override_options): Enable section anchors only above -O1.
1987 (picochip_reorg): Fixed a couple of build warnings.
1989 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1991 * configure.ac (plugin -rdynamic test): Log result.
1992 * configure: Regenerate.
1993 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1994 (RDYNAMIC_SPEC): Define.
1995 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1997 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1999 * configure.ac: Determine Sun ld version numbers.
2000 (comdat_group): Restrict GNU ld version checks to gld.
2001 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2002 (enable_comdat): Support --enable-comdat.
2003 * configure: Regenerate.
2004 * doc/install.texi (Configuration): Document --enable-comdat.
2006 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2008 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2009 * config/sol2-gld.h: ... here.
2010 * config.gcc (sparc*-*-solaris2*): Reflect this.
2011 (i[34567]86-*-solaris2*): Use it.
2013 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2015 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2017 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2019 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2022 * diagnostic.c (diagnostic_initialize): Initialize
2023 some_warnings_are_errors.
2024 (diagnostic_finish): New.
2025 (diagnostic_action_after_output): Call it before exiting.
2026 (diagnostic_report_diagnostic): Do not print message here. Set
2027 some_warnings_are_errors.
2028 * diagnostic.h (diagnostic_context): Delete
2029 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2030 (diagnostic_finish): Declare.
2031 * toplev.c (toplev_main): Call it before exit.
2033 2010-04-09 Jason Merrill <jason@redhat.com>
2036 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2037 for incomplete type.
2040 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2041 based on a warning flag.
2043 2010-04-09 Richard Guenther <rguenther@suse.de>
2045 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2047 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2050 * varasm.c (default_assemble_visibility): Wrap vars that are
2051 set, but unused, by targets without GAS.
2052 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2053 Remove set, but unused, vars.
2054 (rs6000_legitimize_tls_address): Likewise.
2055 (altivec_expand_dst_builtin): Likewise.
2056 * config/darwin.c (machopic_classify_symbol): Likewise.
2057 (machopic_indirection_name): Likewise.
2059 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2061 * config/i386/i386.md (DWI): New mode iterator.
2062 (S): New mode attribute.
2063 (shift_operand): Ditto.
2064 (shift_immediate_operand): Ditto.
2065 (ashl_input_operand): Ditto.
2066 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2067 using SDWIM mode iterator.
2068 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2069 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2071 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2072 from corresponding peephole2 patterns.
2073 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2074 and x86_64_shift_adj_1 using SWI48 mode iterator.
2075 (x86_shift<mode>_adj_2): Ditto.
2076 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2077 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2078 using SWI48 mode iterator.
2079 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2080 *ashldi3_cmp_rex64 using SWI mode iterator.
2081 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2082 *ashldi3_cconly_rex64 using SWI mode iterator.
2083 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2084 x86_shift<mode>_adj_{1,2}.
2085 (ix86_split_ashr): Ditto.
2086 (ix86_split_lshr): Ditto.
2088 2010-04-09 Richard Guenther <rguenther@suse.de>
2090 * target.h (builtin_conversion): Pass in input and output types.
2091 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2092 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2093 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2094 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2096 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2098 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2100 2010-04-09 Richard Guenther <rguenther@suse.de>
2103 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2105 2010-04-09 Richard Guenther <rguenther@suse.de>
2107 * tree-vectorizer.h (struct _stmt_vec_info): Document
2108 that vectype is the type of the LHS.
2109 (supportable_widening_operation, supportable_narrowing_operation):
2110 Get both input and output vector types as arguments.
2111 (vect_is_simple_use_1): Declare.
2112 (get_same_sized_vectype): Likewise.
2113 * tree-vect-loop.c (vect_determine_vectorization_factor):
2114 Set STMT_VINFO_VECTYPE to the vector type of the def.
2115 (vectorizable_reduction): Adjust.
2116 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2117 Adjust. Specify the output vector type.
2118 (vect_pattern_recog_1): Adjust.
2119 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2120 (vectorizable_call): Adjust.
2121 (vectorizable_conversion): Likewise.
2122 (vectorizable_operation): Likewise.
2123 (vectorizable_type_demotion): Likewise.
2124 (vectorizable_type_promotion): Likewise.
2125 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2127 (vect_is_simple_use_1): New function.
2128 (supportable_widening_operation): Get both input and output
2130 (supportable_narrowing_operation): Likewise.
2131 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2133 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2135 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2136 __thiscall and _thiscall as predefined macros.
2137 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2138 thiscall attribute handling.
2139 (ix86_comp_type_attributes): Likewise.
2140 (ix86_function_regparm): Likewise.
2141 (ix86_return_pops_args): Likewise.
2142 (init_cumulative_args): Likewise.
2143 (find_drap_reg): Likewise.
2144 (ix86_static_chain): Likewise.
2145 (x86_this_parameter): Likewise.
2146 (x86_output_mi_thunk): Likewise.
2147 (ix86_attribute_table): Add description for thiscall attribute.
2148 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2149 * doc/extend.texi: Add documentation for thiscall.
2151 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2154 * c.opt (Wint-to-pointer-cast): Available in C++.
2155 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2157 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2159 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2160 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2161 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2162 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2163 function type instead. Reorder and simplify checks.
2165 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2167 2010-04-08 Jing Yu <jingyu@google.com>
2168 Zdenek Dvorak <ook@ucw.cz>
2170 PR tree-optimization/42720
2171 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2172 loop unswitch conditions here from ...
2173 (tree_unswitch_single_loop): ... here.
2175 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2177 * tree-if-conv.c: Fix comments and simplify logic.
2179 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2181 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2182 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2183 (main_tree_if_conversion): Update call to tree_if_conversion.
2185 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2188 * doc/invoke.texi (-b,-V): Delete.
2189 * doc/tm.texi: Do not mention -b.
2190 * gcc.c (display_help): Delete -b and -V.
2191 (process_command): Delete -b and -V.
2192 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2194 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2195 Wolfgang Gellerich <gellerich@de.ibm.com>
2197 Implement target hook for loop unrolling
2198 * target.h (loop_unroll_adjust): Add a new target hook function.
2199 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2200 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2201 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2202 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2203 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2205 (decide_unroll_stupid): Likewise.
2207 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2210 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2212 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2214 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2215 (Specific, *-*-solaris2*): Likewise.
2216 Don't prefer Sun as over GNU as.
2218 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2220 * config/s390/s390.c (override_options): Adjust the z10
2221 defaults for max-unroll-times, max-completely-peeled-insns
2222 and max-completely-peel-times.
2224 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2226 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2227 instructions for z10.
2228 (s390_expand_setmem): Likewise.
2229 (s390_expand_cmpmem): Likewise.
2231 2010-04-08 Richard Guenther <rguenther@suse.de>
2233 PR tree-optimization/43679
2234 * tree-ssa-pre.c (eliminate): Only propagate copies.
2236 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2239 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2240 set but not used variable warning.
2242 2010-04-08 Wei Guozhi <carrot@google.com>
2245 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2246 (arm_size_rtx_costs): Call the new function when optimized for size.
2248 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2251 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2252 op0 is not a MEM, just return NULL instead of assertion
2254 (discover_nonconstant_array_refs): Don't walk debug stmts.
2256 2010-04-08 Doug Kwan <dougkwan@google.com>
2258 * configure.ac: Recognize gold and do not use its version number
2259 to test ld features.
2260 * configure: Regenerate.
2262 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2265 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2266 (negate_value): Move code to push elements to broken_up_substracts ...
2267 (eliminate_plus_minus_pair): ... here. Push operands that have no
2268 negative pair to plus_negates.
2269 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2271 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2273 * doc/install.texi (Configuration): Move description of
2274 --enable-lto, --with-libelf*, --enable-gold from Java section to
2277 * doc/generic.texi (Working with declarations)
2278 (Function Properties, C and C++ Trees): Fix typos.
2279 * doc/sourcebuild.texi (Top Level): Likewise.
2281 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2284 * tree.h (DECL_READ_P): Define.
2285 (struct tree_decl_common): Add decl_read_flag.
2286 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2287 a set but not used warning.
2288 (merge_decls): Merge DECL_READ_P flag.
2289 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2290 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2291 * c-common.c (handle_used_attribute, handle_unused_attribute):
2293 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2295 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2297 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2298 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2299 c_parser_binary_expression, c_parser_cast_expression,
2300 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2301 Call default_function_array_read_conversion instead of
2302 default_function_array_conversion where needed.
2303 (c_parser_unary_expression, c_parser_conditional_expression,
2304 c_parser_postfix_expression_after_primary, c_parser_initelt):
2305 Likewise. Call mark_exp_read where needed.
2306 (c_parser_statement_after_labels, c_parser_asm_operands,
2307 c_parser_typeof_specifier, c_parser_sizeof_expression,
2308 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2310 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2312 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2313 (warn_unused_but_set_parameter): Default to warn_unused
2315 * doc/invoke.texi: Document -Wunused-but-set-variable and
2316 -Wunused-but-set-parameter.
2318 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2319 used count variable.
2320 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2321 when operandN variables aren't used in the body of the expander
2323 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2324 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2325 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2326 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2327 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2328 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2329 * tree.c (PROCESS_ARG): Likewise.
2331 2010-04-07 Simon Baldwin <simonb@google.com>
2333 * diagnostic.h (diagnostic_override_option_index): New macro to
2334 set a diagnostic's option_index.
2335 * c-tree.h (c_cpp_error): Add warning reason argument.
2336 * opts.c (_warning_as_error_callback): New.
2337 (register_warning_as_error_callback): Store callback for
2338 warnings enabled via enable_warning_as_error.
2339 (enable_warning_as_error): Call callback, minor code tidy.
2340 * opts.h (register_warning_as_error_callback): Declare.
2341 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2342 response to -Werror=.
2343 (c_common_init_options): Register warning_as_error_callback in opts.c.
2344 * common.opt: Add -Wno-cpp option.
2345 * c-common.c (struct reason_option_codes_t): Map cpp warning
2346 reason codes to gcc option indexes.
2347 * (c_option_controlling_cpp_error): New function, lookup the gcc
2348 option index for a cpp warning reason code.
2349 * (c_cpp_error): Add warning reason argument, call
2350 c_option_controlling_cpp_error for diagnostic_override_option_index.
2351 * doc/invoke.texi: Document -Wno-cpp.
2353 2010-04-07 Richard Guenther <rguenther@suse.de>
2355 * ipa-reference.c (mark_load): Use get_base_address.
2356 (mark_store): Likewise.
2358 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2359 inserting GIMPLE_NOPs into the IL.
2360 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2361 Explicitly strip handled components and indirect references.
2363 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2364 folding address expressions.
2365 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2366 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2367 operand_equal_p to compare decls.
2368 (ptr_deref_may_alias_decl_p): Likewise.
2369 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2370 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2371 Handle reversed comparison ops.
2372 * tree-sra.c (asm_visit_addr): Use get_base_address.
2373 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2374 * ipa-reference.c (mark_address): Use get_base_address.
2376 2010-04-07 Richard Guenther <rguenther@suse.de>
2378 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2379 Propagate constants everywhere.
2381 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2384 * tree.c (MAX_INT_CACHED_PREC): Define.
2385 (nonstandard_integer_type_cache): New array.
2386 (build_nonstandard_integer_type): Cache results for precision
2387 <= MAX_INT_CACHED_PREC.
2389 2010-04-07 Richard Guenther <rguenther@suse.de>
2391 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2392 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2393 * common.opt: Likewise.
2394 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2395 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2396 (nonoverlapping_memrefs_p): Likewise.
2397 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2398 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2399 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2400 OPT_fargument_noalias_global for backward compatibility.
2402 2010-04-07 Richard Guenther <rguenther@suse.de>
2404 PR tree-optimization/43270
2405 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2406 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2407 * tree-ssa-pre.c (phi_translate_1): Adjust.
2408 (fully_constant_expression): Split out vn_reference handling to ...
2409 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2410 Fold reads from constant strings.
2411 (vn_reference_lookup): Handle fully constant references.
2412 (vn_reference_lookup_pieces): Likewise.
2413 * Makefile.in (expmed.o-warn): Add -Wno-error.
2415 2010-04-07 Martin Jambor <mjambor@suse.cz>
2417 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2419 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2422 * gcc.c: Add -static-libstdc++ to list of recognized options.
2424 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2426 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2428 2010-04-07 Richard Guenther <rguenther@suse.de>
2431 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2432 bases build simple mem attributes to retain points-to information.
2434 2010-04-07 Richard Guenther <rguenther@suse.de>
2437 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2438 preserve points-to related information.
2440 2010-04-07 Richard Guenther <rguenther@suse.de>
2443 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2444 discard plain indirect references.
2445 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2446 * tree.c (tree_nop_conversion): Likewise.
2448 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2451 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2453 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2455 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2456 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2458 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2460 * tree-if-conv.c: Fix indentation and comments.
2462 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2464 * tree-if-conv.c: Sort static functions in topological order.
2466 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2468 * tree-if-conv.c: Fix indentation and comments.
2470 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2473 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2474 lang_hooks.types.type_for_size instead of
2475 build_nonstandard_integer_type.
2476 When converting an unsigned type to signed, double its precision.
2477 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2478 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2479 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2482 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2485 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2486 POINTER_PLUS_EXPR for pointer types.
2488 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2491 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2492 * graphite-clast-to-gimple.c: Include langhooks.h.
2493 (max_signed_precision_type): New.
2494 (max_precision_type): Takes two types as arguments.
2495 (precision_for_value): New.
2496 (precision_for_interval): New.
2497 (gcc_type_for_interval): New.
2498 (gcc_type_for_value): New.
2499 (gcc_type_for_clast_term): New.
2500 (gcc_type_for_clast_red): New.
2501 (gcc_type_for_clast_bin): New.
2502 (gcc_type_for_clast_expr): Split up into several functions.
2503 (gcc_type_for_clast_eq): Rewritten.
2504 (compute_bounds_for_level): New.
2505 (compute_type_for_level_1): New.
2506 (compute_type_for_level): New.
2507 (gcc_type_for_cloog_iv): Removed.
2508 (gcc_type_for_iv_of_clast_loop): Rewritten.
2509 (graphite_create_new_loop): Compute the lower and upper bound types
2510 with gcc_type_for_clast_expr.
2511 (graphite_create_new_loop_guard): Same.
2512 (find_cloog_iv_in_expr): Removed.
2513 (compute_cloog_iv_types_1): Removed.
2514 (compute_cloog_iv_types): Removed.
2515 (gloog): Do not call compute_cloog_iv_types.
2516 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2518 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2519 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2520 (GBB_CLOOG_IV_TYPES): Removed.
2522 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2524 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2525 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2526 (detect_commutative_reduction): Same.
2528 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2530 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2531 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2533 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2534 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2535 (rewrite_commutative_reductions_out_of_ssa): Same.
2536 * passes.c (execute_function_todo): Call verify_ssa for every pass
2537 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2538 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2539 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2540 with an extra argument.
2541 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2542 verify_ssa only when the extra argument is true.
2543 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2544 with an extra argument.
2545 (tree_transform_and_unroll_loop): Same.
2547 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2549 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2550 for all the passes of the LNO having LOOP_CLOSED_SSA.
2551 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2552 * tree-loop-distribution.c (pass_loop_distribution): Same.
2553 * tree-pass.h (TODO_verify_loops): Removed.
2554 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2556 (pass_tree_unswitch): Same.
2557 (pass_predcom): Same.
2558 (pass_vectorize): Same.
2559 (pass_linear_transform): Same.
2560 (pass_graphite_transforms): Same.
2561 (pass_iv_canon): Same.
2562 (pass_complete_unroll): Same.
2563 (pass_complete_unrolli): Same.
2564 (pass_parallelize_loops): Same.
2565 (pass_loop_prefetch): Same.
2566 (pass_iv_optimize): Same.
2568 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2571 * passes.c (init_optimization_passes): Move pass_lim before
2572 pass_copy_prop and pass_dce_loop.
2574 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2577 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2578 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2579 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2580 MULTI_* defines for 4 argument vpermil2p* builtins.
2582 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2584 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2585 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2586 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2587 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2588 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2589 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2590 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2591 Use x86_maybe_negate_const_int to output insn mnemonic.
2592 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2593 check from instruction predicate. Update comments.
2594 * config/i386/sync.md (sync_add<mode>): Use
2595 x86_maybe_negate_const_int to output insn mnemonic.
2597 2010-04-06 Jan Hubicka <jh@suse.cz>
2599 PR tree-optimization/42906
2600 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2601 IGNORE_SELF argument. Set visited_control_parents for fully
2603 (find_obviously_necessary_stmts): Update call of
2604 mark_control_dependent_edges_necessary.
2605 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2607 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2609 * config/i386/i386.md: Remove comment about 'e' and 'E'
2612 2010-04-06 Richard Guenther <rguenther@suse.de>
2614 PR tree-optimization/43627
2615 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2616 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2619 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2621 * BASE-VER: Change to 4.6.0.
2624 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2627 2010-04-06 Richard Guenther <rguenther@suse.de>
2630 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2632 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2634 * doc/invoke.texi (Optimize Options): Document that LTO
2635 won't remove object access purely due to incompatible
2638 2010-04-04 Matthias Klose <doko@ubuntu.com>
2640 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2641 Initialize variable.
2643 2010-04-03 Richard Guenther <rguenther@suse.de>
2646 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2647 require a non-NULL MEM_OFFSET.
2649 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2651 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2652 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2653 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2654 config/alpha/predicates.md, config/arm/arm.md,
2655 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2656 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2657 config/darwin9.h, config/darwin.c, config/darwin.h,
2658 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2659 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2660 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2661 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2662 config/mips/mips.md, config/mn10300/mn10300.c,
2663 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2664 config/rs6000/aix.h, config/rs6000/dfp.md,
2665 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2666 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2667 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2668 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2669 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2670 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2671 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2672 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2673 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2674 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2675 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2676 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2677 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2678 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2679 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2680 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2681 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2682 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2683 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2684 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2685 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2686 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2687 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2688 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2689 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2690 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2691 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2692 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2693 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2694 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2695 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2696 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2697 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2698 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2699 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2700 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2702 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2705 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2706 * aclocal.m4: Regenerate.
2708 2010-04-02 Richard Guenther <rguenther@suse.de>
2710 PR tree-optimization/43629
2711 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2712 if we have seen a constant value.
2714 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2716 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2718 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2721 * arm.c (legitimize_tls_address): Adjust call to
2722 gen_tls_load_dot_plus_four.
2723 (arm_note_pic_base): New function.
2724 (arm_cannot_copy_insn_p): Use it.
2725 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2728 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2733 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2735 * Makefile.in ($(out_object_file)): Depend on
2736 gt-$(basename $(notdir $(out_file))).h.
2738 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2740 * config.gcc (lm32-*-rtems*): Add t-lm32.
2742 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2744 * config.gcc: Add lm32-*-rtems*.
2745 * config/lm32/rtems.h: New file.
2747 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2750 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2752 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2754 * dwarf2out.c (output_compilation_unit_header): For
2755 -gdwarf-4 use version 4 instead of version 3.
2756 (output_line_info): For version 4 and above emit additional
2757 maximum ops per insn header field.
2758 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2760 * dwarf2out.c (is_c_family, is_java): Remove.
2761 (lower_bound_default): New function.
2762 (add_bound_info, gen_descr_array_type_die): Use it.
2764 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2767 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2768 re-declaration when it happens in a function.
2770 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2772 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2773 (cgraph_remove_function_insertion_hook): Same.
2774 (cgraph_call_function_insertion_hooks): Same.
2776 2010-04-01 Richard Guenther <rguenther@suse.de>
2779 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2780 and TREE_THIS_VOLATILE.
2781 (copy_ref_info): Likewise.
2782 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2783 * tree.c (build6_stat): Ignore side-effects of all but arg5
2784 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2787 2010-04-01 Richard Guenther <rguenther@suse.de>
2789 PR tree-optimization/43607
2790 * ipa-type-escape.c (check_call): Do not access non-existing
2793 2010-04-01 Richard Guenther <rguenther@suse.de>
2797 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2798 Jack Howarth <howarth@bromo.med.uc.edu>
2800 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2803 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2805 * doc/install.texi (Prerequisites): Document libelf usability on
2806 IRIX 5/6 and Solaris 2.
2807 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2808 Update GNU as, GNU ld requirements.
2809 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2810 Document Sun Studio compiler download.
2811 Update and simplify as, ld recommendations.
2812 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2814 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2816 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2817 with_tune_32 to pentium4.
2819 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2821 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2823 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2825 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2826 obsoletion, removal.
2828 Document GNU as requirement.
2829 Update configure requirements.
2830 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2831 Recomment IRIX 6.5.18+.
2832 Document IDF/IDL requirement.
2833 Document GNU as requirement.
2834 Document GNU ld bootstrap failure.
2835 Remove freeware.sgi.com reference.
2837 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2839 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2840 UNIX V4.0, V5.0 obsoletion, removal.
2841 Remove --with-gc=simple reference.
2842 Update VM requirements during bootstrap.
2843 Remove -oldas bootstrap description.
2844 Update binutils reference.
2845 Remove comparison failure note.
2847 2010-03-31 Richard Guenther <rguenther@suse.de>
2848 Zdenek Dvorak <ook@ucw.cz>
2849 Sebastian Pop <sebastian.pop@amd.com>
2852 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2853 with multiple arguments.
2854 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2856 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2858 * graphite-dependences.c (print_pddr): Call print_pdr with an
2860 * graphite-poly.c (debug_pdr): Add an extra argument for the
2863 (print_pbb_domain): Same.
2865 (print_scop_context): Same.
2867 (print_cloog): Same.
2868 (debug_pbb_domain): Same.
2872 (debug_scop_context): Same.
2874 (debug_cloog): Same.
2875 (print_scop_params): Same.
2876 (debug_scop_params): Same.
2877 (print_iteration_domain): Same.
2878 (print_iteration_domains): Same.
2879 (debug_iteration_domain): Same.
2880 (debug_iteration_domains): Same.
2881 (print_scattering_function): Same.
2882 (print_scattering_functions): Same.
2883 (debug_scattering_function): Same.
2884 (debug_scattering_functions): Same.
2885 * graphite-poly.h (debug_pdr): Update declaration.
2887 (print_pbb_domain): Same.
2889 (print_scop_context): Same.
2891 (print_cloog): Same.
2892 (debug_pbb_domain): Same.
2896 (debug_scop_context): Same.
2898 (debug_cloog): Same.
2899 (print_scop_params): Same.
2900 (debug_scop_params): Same.
2901 (print_iteration_domain): Same.
2902 (print_iteration_domains): Same.
2903 (debug_iteration_domain): Same.
2904 (debug_iteration_domains): Same.
2905 (print_scattering_function): Same.
2906 (print_scattering_functions): Same.
2907 (debug_scattering_function): Same.
2908 (debug_scattering_functions): Same.
2910 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2912 * graphite-poly.c (print_scattering_function_1): New.
2913 (print_scattering_function): Call it.
2914 (print_scop_params): Remove spaces at the end of lines.
2917 * graphite-poly.h (print_cloog): Declared.
2918 (debug_cloog): Declared.
2920 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2922 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2924 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2925 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2926 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2927 to switch between adding the IV bump in loop->latch or in loop->header.
2929 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2931 * graphite-poly.c (print_scattering_function): Pretty print following
2934 (print_pbb_domain): Same.
2935 (dump_gbb_cases): Same.
2936 (dump_gbb_conditions): Same.
2939 (print_scop_params): Same.
2940 (print_scop_context): Same.
2942 (print_pbb_body): New.
2943 (lst_indent_to): New.
2944 (print_lst): Start new lines with a #.
2945 * graphite-poly.h (pbb_bb): New.
2946 (pbb_index): Use pbb_bb.
2947 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2949 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2951 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2953 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2954 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2955 and 0 instead of 1 for dw_val_class_flag.
2956 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2957 dw_val_class_range_list, dw_val_class_loc_list,
2958 dw_val_class_lineptr and dw_val_class_macptr, use
2959 DW_FORM_flag_present for dw_val_class_flag and
2960 DW_FORM_exprloc for dw_val_class_loc.
2961 (output_die): For -gdwarf-4 print dw_val_class_loc
2962 size as uleb128 instead of 1 or 2 bytes and don't print
2963 anything for dw_val_class_flag.
2965 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2966 instead of cselib_lookup following by tweaking locs->setting_insn.
2969 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2970 even before returning from label, setjmp call or volatile asm
2973 2010-03-31 Richard Guenther <rguenther@suse.de>
2976 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2977 temporary data on stack.
2979 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2981 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2982 (PUSHSECTION_ASM_OP): Remove.
2983 (POPSECTION_ASM_OP): Remove.
2984 (PUSHSECTION_FORMAT): Remove.
2985 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2986 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2987 * config/sol2.c (solaris_output_init_fini): Use it.
2989 2010-03-31 Jie Zhang <jie@codesourcery.com>
2992 * opt-functions.awk (var_type_struct): Use signed char type
2993 for simple variables.
2995 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2997 * config/sol2.c: Include output.h.
2998 (solaris_assemble_visibility): New function.
2999 * config/t-sol2 (sol2.o): Add output.h dependency.
3000 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3001 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3004 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3007 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3008 V2SImode or XFmode on PRE_DEC.
3011 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3014 2010-03-31 Jie Zhang <jie@codesourcery.com>
3017 * reload.h (caller_save_initialized_p): Declare.
3018 * toplev.c (backend_init_target): Don't call
3019 init_caller_save but set caller_save_initialized_p to false.
3020 * caller-save.c (caller_save_initialized_p): Define.
3021 (init_caller_save): Check caller_save_initialized_p.
3022 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3024 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3027 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3028 and soft-fp/t-softfp to tmake_file.
3029 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3030 (LIBGCC2_TF_CEXT): Define.
3033 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3036 * cselib.c (n_useless_values): Document handling of debug locs.
3037 (n_useless_debug_values, n_debug_values): New variables.
3038 (new_elt_loc_list): Don't add to debug values, keep count.
3039 (promote_debug_loc): New.
3040 (cselib_reset_table): Zero new variables.
3041 (entry_and_rtx_equal_p): Promote debug locs.
3042 (discard_useless_locs): Increment n_useless_debug_values for
3044 (remove_useless_values): Adjust n_useless_values and n_debug_values
3045 with n_useless_debug_values.
3046 (add_mem_for_addr): Promote debug locs.
3047 (cselib_lookup_mem): Likewise.
3048 (cselib_lookup_addr): Renamed to...
3049 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3050 (cselib_log_lookup): ... this. Turn into...
3051 (cselib_lookup_addr): ... new wrapper.
3052 (cselib_lookup_from_insn): New.
3053 (cselib_invalidate_regno): Increment n_useless_debug_values for
3055 (cselib_invalidate_mem): Likewise.
3056 (cselib_process_insn): Take n_deleted and n_debug_values into
3057 account to guard remove_useless_value call.
3058 (cselib_finish): Zero n_useless_debug_values.
3059 * cselib.h (cselib_lookup_from_insn): Declare.
3060 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3061 (sched_analyze_2): Likewise.
3063 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3065 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3067 (adjust_mems): Replace narrowing SUBREG of expression containing
3068 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3069 with operations in the narrower mode.
3072 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3073 regs_invalidated_by_call instead all call_used_reg_set registers.
3075 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3078 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3079 pointer comparisons with types_compatible_p.
3080 * tree-vect-stmts.c (vectorizable_call): Same.
3081 (vectorizable_condition): Same.
3083 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3085 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3086 stack check if the mask would be zero.
3088 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3089 Jack Howarth <howarth@bromo.med.uc.edu>
3091 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3094 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3097 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3099 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3100 Include ___unordxf2 and ___unordtf2.
3101 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3104 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3106 * config/lm32/t-lm32: New file.
3107 * config.gcc: Use the above file when targetting lm32.
3109 2010-03-28 Duncan Sands <baldrick@free.fr>
3111 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3113 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3116 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3117 Improve vectorization cost model diagnostic.
3119 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3122 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3123 compute_data_dependences_for_loop returns false, early exit
3124 and output an extra diagnostic for the failed data reference
3127 2010-03-29 Richard Guenther <rguenther@suse.de>
3129 PR tree-optimization/43560
3130 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3131 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3133 2010-03-29 Jie Zhang <jie@codesourcery.com>
3136 * toplev.c (process_options): Set optimization_default_node
3137 and optimization_current_node.
3138 * opts.c (decode_options): Don't set optimization_default_node
3139 and optimization_current_node.
3141 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3143 * config/rtems.h: Abandon -qrtems_debug.
3145 2010-03-28 Jan Hubicka <jh@suse.cz>
3147 PR tree-optimization/43505
3148 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3149 map should not be copied.
3151 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3154 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3155 cdtors, set DECL_PRESERVE_P.
3156 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3159 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3161 PR tree-optimization/43528
3162 * stor-layout.c (place_field): Check that constant fits into
3163 unsigned HWI when skipping calculation of MS bitfield layout.
3165 2010-03-27 Jan Hubicka <jh@suse.cz>
3168 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3169 notice_global_symbol work.
3171 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3173 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3174 instead of dwarf2out_decl.
3175 (struct var_loc_node): Remove section_label field.
3176 (dwarf2out_function_decl): New function.
3177 (dwarf2out_var_location): Don't set section_label field.
3178 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3180 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3182 PR tree-optimization/43544
3183 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3184 First argument for builtin vectorized function hook is now a
3185 tree to be able to distinguish between machine specific and
3187 * targhooks.c (default_builtin_vectorized_function): Ditto.
3188 * targhooks.h (default_builtin_vectorized_function): Ditto.
3189 * target.h (struct gcc_target): Ditto.
3190 * tree-vect-stmts.c (vectorizable_function): Ditto.
3191 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3192 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3195 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3198 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3199 nested binding iff it is a FUNCTION_DECL.
3200 (store_parm_decls_newstyle): Pass nested=true to bind for
3201 FUNCTION_DECLs amongst parameters.
3203 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3205 * var-tracking.c (vt_expand_loc_callback): Don't run
3206 cselib_expand_value_rtx_cb in dummy mode if
3207 cselib_dummy_expand_value_rtx_cb returned false.
3209 * var-tracking.c (emit_note_insn_var_location): For one part
3210 notes with offset 0, don't add EXPR_LIST around the location.
3211 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3212 add_location_or_const_value_attribute): Adjust for that change.
3215 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3216 into first operand and location into second.
3217 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3218 dw_cfi_oprnd_loc for DW_CFA_expression.
3219 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3220 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3221 assume first argument is regnum and second argument is location.
3223 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3226 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3227 of scratch register to DImode. Split to DImode comparison operator.
3228 Use SImode subreg of scratch register in the multiplication.
3229 (*cmp_sadd_sidi): Ditto.
3230 (*cmp_ssub_si): Ditto.
3231 (*cmp_ssub_sidi): Ditto.
3233 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3236 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3237 Remove invalid assert and wrong comment.
3239 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3242 * flags.h (final_insns_dump_p): New extern.
3243 * final.c (final_insns_dump_p): New variable.
3244 (rest_of_clean_state): Set it before -fdump-final-insns=
3245 dumping, clear afterwards.
3246 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3247 MEM_ALIAS_SET on MEMs.
3249 2010-03-26 David S. Miller <davem@davemloft.net>
3251 * configure.ac: Fix sparc GOTDATA_OP bug check.
3252 * configure: Rebuild.
3254 2010-03-26 Alan Modra <amodra@gmail.com>
3256 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3258 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3260 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3261 TLS_SECTION_ASM_FLAG.
3263 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3266 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3267 Clear first_function_block_is_cold.
3270 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3271 argument if the argument is truth_value_p.
3273 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3275 * config/rs6000/constraints.md: Update copyright year for my changes.
3278 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3279 used in reg+reg addressing, swap registers.
3281 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3284 * target.h (struct gcc_target): Add code_end hook.
3285 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3287 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3288 * toplev.c (compile_file): Call targetm.asm_out.code_end
3289 hook before unwind info/debug info output.
3290 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3291 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3292 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3293 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3294 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3295 * config/i386/i386.c (ix86_file_end): Renamed to...
3296 (ix86_code_end): ... this. Make static. Don't call
3297 file_end_indicate_exec_stack. Emit unwind info using
3298 final_start_function/final_end_function.
3299 (darwin_x86_file_end): Remove.
3300 (TARGET_ASM_CODE_END): Define.
3301 * config/i386/i386.h (TARGET_ASM_FILE_END,
3302 NEED_INDICATE_EXEC_STACK): Don't define.
3303 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3304 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3305 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3306 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3309 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3310 at the beginning and final_end_function at the end.
3311 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3313 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3315 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3316 and Sun as TLS syntax.
3317 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3318 * configure: Regenerate.
3319 * config.in: Regenerate.
3320 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3321 (default_elf_asm_named_section): Use it.
3322 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3323 (i386_output_dwarf_dtprel): Likewise.
3324 (output_addr_const_extra): Likewise.
3325 (output_pic_addr_const): Lowercase @GOTTPOFF.
3326 (output_addr_const_extra): Likewise.
3327 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3328 (output_addr_const_extra): Likewise.
3329 (output_pic_addr_const): Lowercase @INDNTPOFF.
3330 (output_addr_const_extra): Likewise.
3331 (output_pic_addr_const): Lowercase @NTPOFF.
3332 (output_addr_const_extra): Likewise.
3333 (output_pic_addr_const): Lowercase @TPOFF.
3334 (output_addr_const_extra): Likewise.
3335 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3336 (*tls_global_dynamic_64): Likewise.
3337 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3338 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3340 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3341 (ASM_OUTPUT_TLS_COMMON): Use it.
3342 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3345 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3346 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3347 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3348 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3349 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3350 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3352 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3354 * config/i386/i386.c (override_options): Don't accept
3355 -mtls-dialect=sun any longer.
3356 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3357 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3358 (*tls_local_dynamic_base_32_sun): Likewise.
3359 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3361 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3364 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3365 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3368 * ira.c (adjust_cleared_regs): New function.
3369 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3373 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3375 * expr.c (expand_expr_real): Restore previous
3376 curr_insn_source_location and curr_insn_block after
3377 expand_expr_real_1 call.
3378 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3379 instead of expand_expr_real_1.
3381 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3383 PR rtl-optimization/43413
3384 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3387 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3390 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3391 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3393 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3395 * config/i386/i386.c (ix86_target_string): Add -mfma.
3396 Fix a typo in comment.
3398 2010-03-22 Mike Stump <mikestump@comcast.net>
3401 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3402 Don't overly align based upon packed packed fields.
3404 2010-03-22 Jason Merrill <jason@redhat.com>
3406 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3407 Use () rather than [], and move before the element type.
3409 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3411 * doc/configfiles.texi (Configuration Files): Removed
3412 fixinc/Makefile*, intl/Makefile.*.
3413 * doc/makefile.texi: Fixed markup. Abstract from version
3414 control system used.
3415 (Makefile): Removed obsolete gcc/java/parse.y example.
3416 * doc/sourcebuild.texi: Likewise.
3417 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3418 libgomp, libssp. Removed fastjar.
3419 (Miscellaneous Docs): Clarify location.
3420 Added COPYING3, COPYING3.LIB.
3421 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3423 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3426 * config/i386/i386.c (x86_function_profiler)
3427 [!NO_PROFILE_COUNTERS]: Fix typo.
3428 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3431 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3432 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3434 * doc/sourcebuild.texi (Test Directives): Split into six
3435 subsections, with most of the current text in new subsections
3436 Directives, Selectors, and Final Actions.
3437 (Directives): Split list of test directives into multiple
3439 (Selectors): Describe use and syntax of selectors.
3440 (Effective-Target Keywords): Describe all existing keywords.
3441 (Add Options): Describe features for dg-add-options.
3442 (Require Support): Describe variants of dg-require-support.
3443 (Final Actions): Describe commands to use in dg-final.
3445 2010-03-22 Michael Matz <matz@suse.de>
3448 * recog.c (validate_replace_rtx_group): Replace also in
3449 REG_EQUAL and REG_EQUIV notes.
3451 2010-03-22 Richard Guenther <rguenther@suse.de>
3453 PR tree-optimization/43390
3454 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3455 sure vector extracts are type correct.
3457 2010-03-22 Richard Guenther <rguenther@suse.de>
3460 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3461 x * sqrt (x) even when optimizing for size if the target
3462 has native support for sqrt.
3464 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3466 * varasm.c (make_decl_rtl_for_debug): Also clear
3467 flag_mudflap for the duration of make_decl_rtl call.
3470 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3471 locs from preserved VALUEs.
3473 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3476 * pa.md (movmemsi): Set align to one if zero.
3477 (movmemdi): Likewise.
3479 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3482 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3483 with their corresponding prologue pushes.
3485 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3488 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3489 at the begining or end.
3490 (spu_expand_epilogue): Likewise.
3492 2010-03-20 Richard Guenther <rguenther@suse.de>
3494 PR rtl-optimization/43438
3495 * combine.c (make_extraction): Properly zero-/sign-extend an
3496 extraction of the low part of a CONST_INT. Also handle
3499 2010-03-19 Mike Stump <mikestump@comcast.net>
3501 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3502 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3503 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3505 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3508 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3511 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3513 PR rtl-optimization/42258
3514 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3515 use that may match DEF.
3518 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3519 the cost of loading the constant rather than assuming
3521 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3522 outer code is AND, do the same tests as the andsi3 expander and
3523 return COSTS_N_INSNS (1) if and is cheap.
3525 * optabs.c (avoid_expensive_constant): Fix formatting.
3527 2010-03-19 Michael Matz <matz@suse.de>
3530 * attribs.c (decl_attributes): When rebuilding a function pointer
3531 type use the same qualifiers as the original pointer type.
3533 2010-03-19 Martin Jambor <mjambor@suse.cz>
3535 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3536 and is_gimple_ip_invariant_address.
3538 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3541 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3543 * config/arm/arm.c (arm_override_options): Turn off
3544 flag_dwarf2_cfi_asm for AAPCS variants.
3546 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3549 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3550 Use PRE_MODIFY instead of PRE_DEC.
3551 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3552 (vfp_emit_fstmd): Likewise.
3554 2010-03-19 Michael Matz <matz@suse.de>
3557 * builtins.c (expand_builtin_interclass_mathfn,
3558 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3561 2010-03-19 Richard Guenther <rguenther@suse.de>
3563 PR tree-optimization/43415
3564 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3565 (phi_translate_1): ... this.
3566 (phi_translate): Move all caching here. Cache all NARY
3567 and REFERENCE translations.
3569 2010-03-19 David S. Miller <davem@davemloft.net>
3571 With help from Eric Botcazou.
3572 * config/sparc/sparc.c: Include dwarf2out.h.
3573 (emit_pic_helper): Delete.
3574 (pic_helper_symbol_name): Delete.
3575 (pic_helper_emitted_p): Delete.
3576 (pic_helper_needed): New.
3577 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3578 (get_pc_thunk_name): New.
3579 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3580 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3581 Set pic_helper_needed to true. Don't call emit_pic_helper.
3582 (sparc_expand_prologue): Update load_pic_register call.
3583 (sparc_output_mi_thunk): Likewise.
3584 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3585 thunk if possible. Output CFI information as needed.
3587 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3588 Jack Howarth <howarth@bromo.med.uc.edu>
3591 * config/i386/i386.h: Fix ABI on darwin x86-32.
3593 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3595 * tree.h: Declare make_decl_rtl_for_debug.
3596 * varasm.c (make_decl_rtl_for_debug): New.
3597 * dwarf2out.c (rtl_for_decl_location): Call it.
3598 * cfgexpand.c (expand_debug_expr): Call it.
3600 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3603 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3607 * var-tracking.c (vt_init_cfa_base): Do nothing if
3608 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3610 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3613 * var-tracking.c (canonicalize_vars_star): New.
3614 (dataflow_post_merge_adjust): Use it.
3616 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3619 * var-tracking.c (non_suitable_const): New function.
3620 (add_uses): For DEBUG_INSNs with constants, don't record any
3621 value, instead just the constant value itself.
3622 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3623 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3624 (emit_notes_in_bb): Likewise.
3625 (emit_note_insn_var_location): For onepart variables if
3626 cur_loc is a VOIDmode constant, use DECL_MODE.
3628 2010-03-18 Martin Jambor <mjambor@suse.cz>
3631 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3632 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3633 all non-clones. Moved call redirection...
3634 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3635 (cgraph_materialize_all_clones): Dispose of all
3636 combined_args_to_skip bitmaps.
3637 (verify_cgraph_node): Do not check for edges pointing to wrong
3638 nodes in inline clones.
3639 * tree-inline.c (copy_bb): Call
3640 cgraph_redirect_edge_call_stmt_to_callee.
3641 * ipa.c (cgraph_remove_unreachable_nodes): Call
3642 cgraph_node_remove_callees even when there are used clones.
3644 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3646 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3648 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3651 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3654 2010-03-18 Michael Matz <matz@suse.de>
3657 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3658 into sqrt(x) if we need to preserve signed zeros.
3660 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3661 Eric Botcazou <ebotcazou@adacore.com>
3663 PR rtl-optimization/43360
3664 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3665 note if we don't know its invariant status.
3667 2010-03-18 Michael Matz <matz@suse.de>
3669 PR tree-optimization/43402
3670 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3671 PHI chains of ssa names registered for update.
3673 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3676 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3677 non-offsettable and pre_modify update addressing.
3678 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3679 and "2" alternatives "#".
3680 (*movdd_softfloat32): Make all alternatives "#";
3681 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3682 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3683 (*movdf_softfloat32): Make all alternatives "#";
3684 (movdi): Use the new DIFD mode iterator to create a common splitter
3685 for movdi, movdf and movdd patterns.
3687 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3689 * common.opt (dumpdir): Remove redundant tab.
3691 2010-03-17 Martin Jambor <mjambor@suse.cz>
3693 PR tree-optimization/43347
3694 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3695 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3697 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3699 PR rtl-optimization/42216
3700 * regrename.c (create_new_chain): New function, broken out from...
3701 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3702 appending a use to an empty chain.
3703 (build_def_use): Remove previous changes that convert OP_INOUT to
3704 OP_OUT operands; instead detect the case where an OP_INOUT operand
3705 uses a previously untracked register and create an empty chain for it.
3707 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3709 * doc/extend.texi (Function Attributes): Rewrite unfinished
3710 sentence in ms_abi documentation.
3712 2010-03-17 Alan Modra <amodra@gmail.com>
3714 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3715 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3716 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3717 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3719 2010-03-16 Richard Henderson <rth@redhat.com>
3722 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3723 (lower_try_finally): Save and restore eh_seq around the expansion
3726 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3728 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3729 statements before splitting block.
3731 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3733 * doc/sourcebuild.texi (Testsuites): Fix markup.
3734 Use pathnames relative to gcc/testsuite.
3735 (Test Directives): Move description of how timeout is determined.
3736 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3737 (C Tests): Correct gcc.misc-tests directory.
3738 Framework tests now live in gcc.test-framework.
3740 2010-03-16 Richard Guenther <rguenther@suse.de>
3743 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3744 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3746 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3747 Alexandre Oliva <aoliva@redhat.com>
3749 PR tree-optimization/42917
3750 * lambda-code.c (remove_iv): Skip debug statements.
3751 (lambda_loopnest_to_gcc_loopnest): Likewise.
3752 (not_interesting_stmt): Debug statements are not interesting.
3754 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3758 * cselib.c (cselib_preserve_constants,
3759 cfa_base_preserved_val): New static variables.
3760 (preserve_only_constants): New function.
3761 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3762 clear its REG_VALUES. If cselib_preserve_constants, don't
3763 empty the whole hash table, but preserve there VALUEs with constants,
3764 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3765 (cselib_preserve_cfa_base_value): New function.
3766 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3767 (cselib_init): Change argument to int bitfield. Set
3768 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3770 (cselib_finish): Clear cselib_preserve_constants and
3771 cfa_base_preserved_val.
3772 * cselib.h (enum cselib_record_what): New enum.
3773 (cselib_init): Change argument to int.
3774 (cselib_preserve_cfa_base_value): New prototype.
3775 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3776 * dse.c (dse_step1): Likewise.
3777 * cfgcleanup.c (thread_jump): Likewise.
3778 * sched-deps.c (sched_analyze): Likewise.
3779 * gcse.c (local_cprop_pass): Likewise.
3780 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3781 If FN is non-NULL, call the callback always and whenever it returns
3782 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3783 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3784 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3785 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3786 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3787 * var-tracking.c: Include recog.h.
3788 (bb_stack_adjust_offset): Remove.
3789 (vt_stack_adjustments): Don't call it, instead just gather the
3790 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3791 (adjust_stack_reference): Remove.
3792 (compute_cfa_pointer): New function.
3793 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3794 (struct adjust_mem_data): New type.
3795 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3797 (get_address_mode): New function.
3798 (replace_expr_with_values): Use it.
3799 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3800 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3801 (adjust_sets): Remove.
3802 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3803 Use get_address_mode.
3804 (get_adjusted_src): Remove.
3805 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3806 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3807 (add_with_sets): Don't call adjust_sets.
3808 (fp_setter, vt_init_cfa_base): New functions.
3809 (vt_initialize): Change return type to bool. Move most of pool etc.
3810 initialization to the beginning of the function from end. Pass
3811 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3812 If !frame_pointer_needed, call vt_stack_adjustment before mos
3813 vector is filled, call vt_init_cfa_base if argp/framep has been
3814 eliminated to sp. If frame_pointer_needed and argp/framep has
3815 been eliminated to hard frame pointer, set
3816 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3817 encountering fp setter in the prologue. For MO_ADJUST, call
3818 log_op_type before pusing the op into mos vector, not afterwards.
3819 Call adjust_insn before cselib_process_insn/add_with_sets,
3820 call cancel_changes (0) afterwards.
3821 (variable_tracking_main_1): Adjust for vt_initialize calling
3822 vt_stack_adjustments and returning whether it succeeded or not.
3824 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3826 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3829 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3831 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3833 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3834 drap_reg has not been set.
3836 2010-03-15 Michael Matz <matz@suse.de>
3839 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3840 use it to expand block copies.
3841 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3842 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3843 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3845 2010-03-15 Richard Guenther <rguenther@suse.de>
3847 PR tree-optimization/43367
3848 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3851 2010-03-15 Richard Guenther <rguenther@suse.de>
3853 PR tree-optimization/43317
3854 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3856 2010-03-15 Martin Jambor <mjambor@suse.cz>
3858 PR tree-optimization/43141
3859 * tree-sra.c (create_abstract_origin): New function.
3860 (modify_function): Call create_abstract_origin.
3862 2010-03-15 Chris Demetriou <cgd@google.com>
3864 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3867 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3870 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3871 call insert_out_of_ssa_copy for default definitions.
3873 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3875 * graphite-clast-to-gimple.c (my_long_long): Defined.
3876 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3877 * graphite-sese-to-poly.c (my_long_long): Defined.
3878 (scop_ivs_can_be_represented): Use it.
3880 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3882 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3883 graphite-max-bbs-per-function, and loop-block-tile-size.
3884 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3886 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3888 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3890 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3891 forward declaration.
3892 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3893 (add_upper_bounds_from_estimated_nit): New.
3894 (build_loop_iteration_domains): Use it.
3896 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3898 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3900 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3903 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3904 should be an INTEGER_CST. Also handle CASE_CONVERT.
3906 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3908 * graphite.c (graphite_initialize): To bound the number of bbs per
3909 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3910 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3911 * doc/invoke.texi: Document it.
3913 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3915 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3916 * graphite-sese-to-poly.h (build_poly_scop): Same.
3918 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3920 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3921 the number of parameters in the scop. Use as an upper bound
3922 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3923 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3924 * doc/invoke.texi: Document it.
3926 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3928 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3929 * doc/c-tree.texi: Remove.
3930 * doc/generic.texi: Merge c-tree.texi here.
3931 * doc/gccint.texi (Trees): Remove menu entry.
3932 (c-tree.texi): Remove @include.
3933 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3934 * doc/languages.texi (Reading RTL): Ditto.
3936 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3939 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3941 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3944 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3945 code added to work around reload clobbering CONST insns.
3947 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3949 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3950 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3951 (cselib_preserve_only_values): Remove retain argument, don't
3952 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3953 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3954 * var-tracking.c (micro_operation): Move insn field before union.
3955 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3956 (struct variable_tracking_info_def): Remove n_mos field, change
3957 mos into a vector of micro_operations.
3958 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3959 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3960 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3961 changing into a vector.
3962 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3963 come before all other uops generated by add_stores.
3964 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3966 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3967 a vector. Run just one pass over the bbs instead of separate counting
3968 and computation phase.
3969 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3972 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3973 into *nonlocalized_list vector.
3974 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3975 even if origin is non-NULL.
3976 (gen_variable_die): Likewise.
3977 (process_scope_var): Don't change origin.
3978 (gen_decl_die): Likewise.
3979 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3980 before adding new edges instead of after it, fix moving over
3983 2010-03-11 David S. Miller <davem@davemloft.net>
3985 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3987 * configure: Rebuild.
3989 2010-03-11 Martin Jambor <mjambor@suse.cz>
3991 PR tree-optimization/43257
3992 * tree.c (assign_assembler_name_if_neeeded): New function.
3993 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3995 * tree.h (assign_assembler_name_if_neeeded): Declare.
3996 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3997 the function if needed.
3999 2010-03-11 Chris Demetriou <cgd@google.com>
4001 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4002 include/stdint-gcc.h, and include/stdint.h world-readable.
4004 2010-03-11 Richard Guenther <rguenther@suse.de>
4006 PR tree-optimization/43255
4007 * tree-vrp.c (process_assert_insertions_for): Do not insert
4008 asserts for trivial conditions.
4010 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4012 PR tree-optimization/43280
4013 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4014 generation. Move calculation of size out of the if branch.
4015 (find_bswap): Modify compare number generation.
4017 2010-03-11 Richard Guenther <rguenther@suse.de>
4020 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4021 (input_gimple_stmt): Fixup handled component types during
4022 operand read. Also fix up decls in ADDR_EXPRs.
4024 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4026 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4027 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4029 2010-03-10 Jan Hubicka <jh@suse.cz>
4032 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4033 * varasm.c (get_variable_section): Don't do that here...
4034 (make_decl_rtl): ... and here.
4035 (do_assemble_alias): Produce decl RTL.
4036 (assemble_alias): Likewise.
4038 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4041 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4042 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4044 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4045 (based_loc_descr): Only express drap or vdrap regno based expressions
4046 using DW_OP_fbreg when not optimizing.
4047 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4048 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4049 REG_CFA_SET_VDRAP note.
4051 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4053 PR tree-optimization/43236
4054 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4055 error in calculation of base address in reverse iteration case.
4056 (generate_builtin): Take number of latch executions if the statement
4059 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4062 * tree-eh.c: Include pointer-set.h.
4063 (lower_eh_dispatch): Filter out duplicate case labels and
4064 remove the unneeded edge when the label is unused. Return
4065 true when some edges are removed.
4066 (execute_lower_eh_dispatch): When any lowering resulted in
4067 removing an edge, also delete unreachable blocks.
4069 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4072 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4073 UNSPEC_MACHOPIC_OFFSET.
4075 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4078 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4079 (m68k_delegitimize_address): New function.
4081 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4084 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4087 * var-tracking.c (adjust_sets): New function.
4088 (count_with_sets, add_with_sets): Use it.
4089 (get_adjusted_src): New inline function.
4090 (add_stores): Use it.
4093 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4094 call cselib_dummy_expand_value_rtx_cb instead of
4095 cselib_expand_value_rtx_cb.
4098 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4099 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4100 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4101 and .cfi_endproc around the pic thunks.
4102 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4103 all queued unwind info register saves are saved before the call.
4104 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4105 considered as sp-=4 for unwind info and the pop as sp+=4 which
4106 also clobbers dest, but doesn't actually restore it.
4109 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4110 RTX_FRAME_RELATED_P.
4112 2010-03-09 Jie Zhang <jie@codesourcery.com>
4114 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4115 whitespaces in output template.
4117 2010-03-09 Jie Zhang <jie@codesourcery.com>
4119 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4122 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4124 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4125 builtins.exp in a separate job.
4127 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4129 * graphite-sese-to-poly.c (add_param_constraints): Use
4130 lower_bound_in_type and upper_bound_in_type.
4132 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4134 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4135 instead of unsigned_type_node.
4137 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4138 Reza Yazdani <reza.yazdani@amd.com>
4141 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4142 on pointer type parameters.
4144 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4148 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4149 handle conversions from pointer to integers.
4150 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4151 induction variable, to be able to work with code generated by CLooG.
4152 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4153 (build_poly_scop): Bail out if we cannot codegen a loop.
4155 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4157 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4158 code generation with gloog_error.
4160 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4162 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4163 Call fold_convert on all the returned values.
4164 (expand_scalar_variables_expr): Pass to
4165 expand_scalar_variables_ssa_name the type of the resulting expression.
4167 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4169 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4170 ppl_min_for_le_pointset.
4171 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4172 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4174 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4176 * graphite-dependences.c (map_into_dep_poly): Removed.
4177 (dependence_polyhedron_1): Use combine_context_id_scat.
4179 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4181 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4182 (struct poly_bb): Same.
4183 (combine_context_id_scat): New.
4185 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4188 * sese.c (name_defined_in_loop_p): Return false for default
4191 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4193 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4194 and clean up the logic.
4196 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4198 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4201 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4203 * var-tracking.c (remove_cselib_value_chains): Define only for
4205 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4206 delete_slot_part, emit_notes_for_differences_1): Don't call
4207 remove_cselib_value_chains here.
4208 (set_slot_part, emit_notes_for_differences_2): Don't call
4209 add_cselib_value_chains here.
4210 (preserved_values): New vector.
4211 (preserve_value): New function.
4212 (add_uses, add_stores, vt_add_function_parameters): Use it
4213 instead of cselib_preserve_value.
4214 (changed_values_stack): New vector.
4215 (check_changed_vars_0): New function.
4216 (check_changed_vars_1, check_changed_vars_2): Use it.
4217 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4218 changed_values_stack VALUEs.
4219 (vt_emit_notes): For all preserved_values call
4220 add_cselib_value_chains. If ENABLE_CHECKING call
4221 remove_cselib_value_chains before verifying value_chains is empty.
4222 Initialize and free changed_values_stack.
4223 (vt_initialize): Initialize preserved_values.
4224 (vt_finalize): Free preserved_values.
4226 2010-03-08 Richard Guenther <rguenther@suse.de>
4228 PR tree-optimization/43269
4229 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4232 2010-03-08 Martin Jambor <mjambor@suse.cz>
4234 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4235 (ipa_is_param_called): Removed.
4236 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4237 (ipa_print_node_params): Do not print the called flag.
4238 (ipa_write_node_info): Do not stream the called flag.
4239 (ipa_read_node_info): Likewise.
4241 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4244 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4245 * cselib.c (struct expand_value_data): Add dummy field.
4246 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4248 (cselib_dummy_expand_value_rtx_cb): New function.
4249 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4251 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4252 * var-tracking.c: Include pointer-set.h.
4253 (variable): Change n_var_parts to char from int. Add
4254 cur_loc_changed and in_changed_variables fields.
4255 (variable_canonicalize): Remove.
4256 (shared_var_p): New inline function.
4257 (unshare_variable): Maintain cur_loc_changed and
4258 in_changed_variables fields. If var was in changed_variables,
4259 replace it there with new_var. Just copy cur_loc instead of
4260 resetting it to something else.
4261 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4262 (dataflow_set_union): Don't call variable_canonicalize.
4263 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4264 of their DEBUG_EXPR_TREE_DECLs.
4265 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4266 and in_changed_variables and cur_loc_changed is false.
4267 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4268 and cur_loc_changed. Don't update cur_loc here.
4269 (variable_merge_over_src): Don't call variable_canonicalize.
4270 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4271 removing loc that is equal to cur_loc, clear cur_loc,
4272 set cur_loc_changed and ensure variable_was_changed is called.
4273 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4274 compare pointers in cur_loc check, if it is equal to loc,
4275 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4276 (variable_different_p): Remove compare_current_location argument,
4277 don't compare cur_loc.
4278 (dataflow_set_different_1): Adjust variable_different_p caller.
4279 (variable_was_changed): If dv had some var in changed_variables
4280 already, reset in_changed_variables flag for it and propagate
4281 cur_loc_changed over to the new variable. On empty var
4282 always set cur_loc_changed. Set in_changed_variables on whatever
4283 var is added to changed_variables.
4284 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4285 Use shared_var_p. When removing loc that is equal to cur_loc,
4286 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4287 end, don't set it to something else, just call variable_was_changed.
4288 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4289 loc being removed, clear cur_loc and set cur_loc_changed.
4290 Set cur_loc_changed if all locations have been removed.
4291 (struct expand_loc_callback_data): New type.
4292 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4293 allocated. Always create SUBREGs if simplify_subreg failed.
4294 Prefer to use cur_loc, when that fails and still in
4295 changed_variables (and seen first time) recompute it. Set
4296 cur_loc_changed of variables which had to change cur_loc and
4297 compute elcd->cur_loc_changed if any of the subexpressions used
4298 had to change cur_loc.
4299 (vt_expand_loc): Adjust to pass arguments in
4300 expand_loc_callback_data structure.
4301 (vt_expand_loc_dummy): New function.
4302 (emitted_notes): New variable.
4303 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4304 that weren't used for any other decl in current
4305 emit_notes_for_changes call call vt_expand_loc_dummy to update
4306 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4307 first loc_chain location if NULL before. Always use just
4308 cur_loc instead of first loc_chain location. When cur_loc_changed
4309 is false, when not --enable-checking=rtl just don't emit any note.
4310 When rtl checking, compute the note and assert it is the same
4311 as previous note. Clear cur_loc_changed and in_changed_variables
4312 at the end before removing from changed_variables.
4313 (check_changed_vars_3): New function.
4314 (emit_notes_for_changes): Traverse changed_vars to call
4315 check_changed_vars_3 on each changed var.
4316 (emit_notes_for_differences_1): Clear cur_loc_changed and
4317 in_changed_variables. Recompute cur_loc of new_var.
4318 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4319 (vt_emit_notes): Initialize and destroy emitted_notes.
4321 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4323 PR rtl-optimization/42220
4324 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4325 Use verify_reg_tracked to determine if we should use OP_OUT rather
4327 (build_def_use): If we see an in-out operand for a register that we
4328 know nothing about, treat is an output if possible, fail the block if
4331 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4334 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4337 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4340 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4341 uses of relevant DEFs that are dead outside the loop too.
4343 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4345 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4347 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4349 * var-tracking.c (values_to_unmark): New variable.
4350 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4351 values_to_unmark vector. Moved body to...
4352 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4353 instead queue it into values_to_unmark vector.
4354 (vt_find_locations): Free values_to_unmark vector.
4356 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4358 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4359 (site.exp): Export them when plugins are enabled.
4361 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4364 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4366 (chrec_fold_multiply): Same.
4368 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4371 * c-decl.c (build_compound_literal): Return early if init is
4374 2010-03-04 Martin Jambor <mjambor@suse.cz>
4376 PR tree-optimization/43164
4377 PR tree-optimization/43191
4378 * tree-sra.c (type_consists_of_records_p): Reject records with
4379 zero-size bit-fields at the end.
4381 2010-03-04 Mike Stump <mikestump@comcast.net>
4383 * Makefile.in (TAGS): Remove *.y.
4385 2010-03-04 Richard Guenther <rguenther@suse.de>
4387 PR tree-optimization/40761
4388 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4390 (my_rev_post_order_compute): New function.
4391 (init_pre): Call it.
4393 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4396 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4397 decrease the cost of an IV candidate when the cost is infinite.
4399 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4401 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4402 Use '3DNow!' for the extension of that name, ensure normal space
4404 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4406 2010-03-03 Jeff Law <law@redhat.com>
4408 * PR middle-end/32693
4409 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4410 than gen_rtx_SUBREG.
4411 (extract_bit_field_1): Likewise.
4413 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4415 * doc/sourcebuild.texi (Test directives): Document that arguments
4416 include-opts and exclude-opts are now optional for dg-skip-if,
4417 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4419 2010-03-03 Jason Merrill <jason@redhat.com>
4422 * cgraph.h (varpool_node): Add extra_name field.
4423 * varpool.c (varpool_extra_name_alias): New.
4424 (varpool_assemble_decl): Emit extra name aliases.
4425 (varpool_mark_needed_node): Look past an extra name alias.
4426 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4427 * lto-streamer-in.c (lto_input_tree): Read it.
4428 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4430 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4432 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4433 (sparc*-*-solaris2*): ...this.
4435 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4438 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4439 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4440 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4441 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4444 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4445 fallthrough to default handling, just with want_address 0 instead of 2.
4446 For single element lists, add_AT_loc directly, otherwise create an
4447 artificial variable DIE and stick location list to it.
4450 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4451 (VAL_EXPR_HAS_REVERSE): Define.
4452 (reverse_op): New function.
4453 (add_stores): For reversible operations add an extra MO_VAL_USE.
4455 2010-03-02 Jason Merrill <jason@redhat.com>
4457 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4459 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4461 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4462 (sparc64-*-linux*): Likewise.
4463 (sparc64-*-solaris2*): Include assembler files before linker ones.
4464 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4465 * config/sparc/gas.h: Delete.
4466 * config/sparc/sol2-64.h: Add copyright notice.
4467 * config/sparc/sol2-gas-bi.h: Likewise.
4468 * config/sparc/sol2-gld.h: Likewise.
4469 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4470 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4471 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4472 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4473 (sparc_elf_asm_named_section): Rename into...
4474 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4476 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4478 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4480 2010-03-02 Jeff Law <law@redhat.com>
4483 * reload1.c (rtx_p, substitute_stack): Declare.
4484 (substitute): Record addresses of changed rtxs.
4485 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4486 Restore the original rtx when complete.
4487 (reload): Free subsitute_stack when complete.
4489 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4491 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4492 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4494 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4495 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4496 Torture Tests): Change from subsection to section.
4498 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4499 Steven Bosscher <steven@gcc.gnu.org>
4501 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4504 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4507 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4508 the assignment from the new induction variable to the assignment
4509 of the value from the original loop PHI function.
4511 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4512 Daniel Jacobowitz <dan@codesourcery.com>
4514 * doc/sourcebuild.texi (Test directives): Clarify options to
4517 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4519 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4520 Disable cfi directives unless GCC and gas agree on using read-only
4521 .eh_frame sections for 64-bit.
4522 * configure: Regenerate.
4524 2010-03-01 Richard Guenther <rguenther@suse.de>
4526 PR tree-optimization/43220
4527 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4528 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4530 2010-03-01 Richard Guenther <rguenther@suse.de>
4531 Martin Jambor <mjambor@suse.cz>
4534 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4535 gimplified parameters.
4537 2010-03-01 Christian Bruel <christian.bruel@st.com>
4539 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4541 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4543 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4545 2010-03-01 Richard Guenther <rguenther@suse.de>
4548 * expr.c (expand_assignment): Use the alias-oracle to tell
4549 if the rhs aliases the result decl.
4551 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4554 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4555 to sol_gt_pch_get_address.
4556 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4557 64-bit, SPARC and x86.
4558 (sol_gt_pch_get_address): New function.
4560 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4562 * toplev.h (inform_n, error_n): Declare.
4563 * diagnostic.c (inform_n, error_n): New function.
4565 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4567 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4568 has no rtl yet when processing local_decls, queue it and recheck
4569 if deferred stack allocation hasn't assigned it rtl.
4571 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4573 * config/sh/sh.c (unspec_bbr_uid): New.
4574 (gen_block_redirect): Use it instead of INSN_UID.
4575 (gen_far_branch): Likewise.
4577 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4579 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4580 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4582 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4584 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4585 (Warning Options): -Wno-conversion-null is valid for
4586 Objective-C++ as well.
4587 * doc/tm.texi (Named Address Spaces): Likewise.
4588 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4589 * doc/tree-ssa.texi (Tree SSA): Likewise.
4591 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4594 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4595 by default. Don't set the default arch for
4596 i[34567]86-*-darwin*|x86_64-*-darwin*.
4598 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4601 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4602 default. Set the default 32bit/64bit archs with $with_arch
4603 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4605 2010-02-27 Richard Guenther <rguenther@suse.de>
4607 PR tree-optimization/43186
4608 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4609 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4610 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4611 unroller iterations.
4613 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4615 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4616 required and i[34567]86-*-* targets don't support 64bit ISA.
4618 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4621 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4624 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4626 * config.gcc: Set the default arch at least to Prescott for
4627 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4628 if SSE math is enabled.
4630 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4632 * diagnostic.c (diagnostic_initialize): Update.
4633 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4635 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4636 (diagnostic_inhibit_notes): New.
4637 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4639 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4642 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4643 * doc/standards.texi: Likewise.
4644 * doc/extend.texi: Likewise.
4645 * doc/trouble.texi: Likewise.
4646 * doc/cppopts.texi: Likewise.
4647 * doc/install.texi: Likewise.
4648 * c.opt (std=c90,std=gnu90): New options.
4649 * c-opts.c (c_common_handle_option): Handle them.
4651 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4654 * c-decl.c (undeclared_variable): Use an informative note.
4656 2010-02-26 Richard Guenther <rguenther@suse.de>
4658 PR tree-optimization/43186
4659 * gimple.h (gimple_fold): Remove.
4660 * gimple.c (gimple_fold): Remove. Inline into single user ...
4661 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4662 Try harder for conditions.
4664 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4667 * function.c (used_types_insert): Don't skip through named pointer
4668 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4669 and it is different from the main variant's type.
4671 2010-02-26 Nick Clifton <nickc@redhat.com>
4673 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4675 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4677 * config.gcc: Support --with-fpmath=sse for x86.
4679 * config/i386/ssemath.h: New.
4681 * doc/install.texi (--with-fpmath=sse): Documented.
4683 2010-02-26 Richard Guenther <rguenther@suse.de>
4685 PR tree-optimization/43188
4686 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4687 vector types of over-aligned element type.
4689 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4692 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4693 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4695 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4697 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4699 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4701 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4702 * var-tracking.c: Include diagnostic.h.
4703 (debug_dv): New function.
4704 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4707 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4708 (add_value_chain, add_value_chains, remove_value_chain,
4709 remove_value_chains): Handle DEBUG_EXPRs.
4710 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4713 * regcprop.c (struct queued_debug_insn_change): New type.
4714 (struct value_data_entry): Add debug_insn_changes field.
4715 (struct value_data): Add n_debug_insn_changes field.
4716 (debug_insn_changes_pool): New variable.
4717 (free_debug_insn_changes, apply_debug_insn_changes,
4718 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4719 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4720 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4722 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4724 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4725 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4726 changes, call cprop_find_used_regs via note_stores.
4727 (copyprop_hardreg_forward): When copying vd from predecessor
4728 which has any queued DEBUG_INSN changes, make sure the pointers are
4729 cleared. At the end call df_analyze and then if there are any
4730 DEBUG_INSN changes queued at the end of some basic block for still
4731 live registers, apply them.
4732 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4734 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4736 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4739 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4741 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4742 targets. Set the default with_cpu/with_arch from arch/cpu.
4743 Allow x86-64 and native for with_cpu/with_arch.
4745 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4747 * ebitmap.c: Change calls to verify_popcount with calls to
4748 sbitmap_verify_popcount.
4749 (ebitmap_clear_bit): Fixed map->cacheindex test and
4750 map>cache update when bit clearing results in an empty
4753 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4756 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4757 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4758 and support both V2DF and V2DI modes.
4759 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4760 support both V2DF and V2DI modes.
4761 (general): Delete trailing whitespace from a few patterns.
4763 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4764 V2DF/V2DI interleave high/low builtins.
4766 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4769 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4770 interleave high/low functions.
4772 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4774 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4775 #pragma extern_prefix.
4777 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4780 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4781 BLKmode, assert op0 is a MEM and just adjust its mode.
4784 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4785 if bitpos isn't multiple of mode's bitsize.
4787 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4789 * c.opt (-ftemplate-depth=): New.
4790 (-ftemplate-depth-): Deprecate.
4791 * optc-gen.awk: Handle -ftemplate-depth=.
4792 * opth-gen.awk: Likewise.
4793 * c-opts.c (c_common_handle_option): Likewise.
4794 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4796 2010-02-24 Jason Merrill <jason@redhat.com>
4798 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4800 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4802 * cfg.c (alloc_aux_for_block): Remove inline.
4803 (alloc_aux_for_edge): Likewise.
4805 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4807 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4809 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4811 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4812 * config/i386/sol2-gas.h: New file.
4813 * config.gcc (i[34567]86-*-solaris2*): Use it.
4815 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4818 * c-typeck.c (ep_convert_and_check): New.
4819 (build_conditional_expr): Use it.
4820 (build_binary_op): Likewise.
4822 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4824 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4827 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4828 bounds even for -O+.
4829 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4830 expr needs to have DECL_NAME set.
4832 2010-02-24 Nick Clifton <nickc@redhat.com>
4834 * config/mep/mep.c: Include gimple.h.
4835 (mep_function_uses_sp): Delete unused function.
4836 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4837 parameters. Use unsigned integers to count args. Return a
4838 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4840 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4843 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4844 greater or equal to nelt instead of 2 * nelt.
4845 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4848 2010-02-23 Jason Merrill <jason@redhat.com>
4851 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4852 in cfun->local_decls even if they have register types.
4855 * stor-layout.c (place_field): Don't warn about unnecessary
4856 DECL_PACKED if the type is packed.
4858 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4861 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4862 GOTOFF relocs, even when the base reg isn't pic pointer.
4864 2010-02-23 Michael Matz <matz@suse.de>
4867 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4868 (expand_gimple_basic_block): Generate and use debug temps if there
4869 are debug uses left after the last real use of TERed ssa names.
4870 Unlink debug immediate uses when they are expanded.
4872 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4875 * config/i386/i386.c (override_options): Reorganise to provide
4876 better error messages.
4878 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4881 * graphite-scop-detection.c (create_single_exit_edge): Move
4882 the call to find_single_exit_edge to....
4883 (create_sese_edges): ...here. Don't handle multiple edges
4884 exiting the function.
4885 (build_graphite_scops): Don't handle multiple edges
4886 exiting the function.
4888 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4891 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4892 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4894 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4897 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4899 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4902 * c-typeck.c (convert_arguments): Print declaration location.
4903 * c-common.c (validate_nargs): Rename as
4904 builtin_function_validate_nargs.
4905 (check_builtin_function_arguments): Update.
4907 2010-02-22 Richard Guenther <rguenther@suse.de>
4910 * tree-inline.c (declare_return_variable): Use the type of
4911 the call stmt lhs if available.
4913 2010-02-22 Duncan Sands <baldrick@free.fr>
4915 * passes.c (register_pass): Always consider all pass lists when
4916 ref_pass_instance_number is zero.
4918 2010-02-22 Richard Guenther <rguenther@suse.de>
4920 PR tree-optimization/42749
4921 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4922 parameter. Do arithmetic in the original type.
4923 (update_accumulator_with_ops): Likewise.
4924 (adjust_accumulator_values): Adjust.
4926 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4928 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4929 (QI to BLKmode splitter): New splitter.
4931 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4933 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4934 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4936 2010-02-22 Richard Guenther <rguenther@suse.de>
4938 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4940 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4942 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4943 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4944 ($(T)crti.o, $(T)crtn.o): Remove rules.
4946 2010-02-21 Tobias Burnus <burnus@net-b.de>
4949 * doc/invoke.texi (-fassociative-math): Document that this
4950 option is automatically enabled for Fortran.
4952 2010-02-20 David S. Miller <davem@davemloft.net>
4954 * configure.ac: Test if linker and assembler properly support
4955 GOTDATA_OP relocations.
4956 * configure: Rebuild.
4957 * config.in: Likewise.
4958 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4959 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4960 (movsi_high_pic): Likewise.
4961 (movdi_lo_sum_pic): Likewise.
4962 (movdi_high_pic): Likewise.
4963 (movsi_pic_gotdata_op): New pattern.
4964 (movdi_pic_gotdata_op): Likewise.
4965 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4966 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4968 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4971 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4972 attribute to ssemul.
4973 (xop_mulv2div2di3_high): Ditto.
4975 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4978 * c.opt (Wconversion-null): New option.
4979 * doc/invoke.texi (Wconversion-null): Document.
4981 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4983 * common.opt (Wlarger-than-): Add Undocumented.
4985 2010-02-19 Mike Stump <mikestump@comcast.net>
4987 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4989 2010-02-19 Jason Merrill <jason@redhat.com>
4992 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4993 * configure: Likewise.
4995 2010-02-20 Alan Modra <amodra@gmail.com>
4998 * cgraph.h (cgraph_make_decl_local): Declare.
4999 * cgraph.c (cgraph_make_decl_local): New function.
5000 (cgraph_make_node_local): Use it.
5001 * cgraphunit.c (cgraph_function_versioning): Likewise.
5002 * ipa.c (function_and_variable_visibility): Likewise.
5004 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5007 * except.c (sjlj_emit_function_enter): Don't call
5008 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5010 * rtl.h (add_reg_br_prob_note): Remove prototype.
5012 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5015 * c-common.c (conversion_warning): Remove widening conversions
5016 before checking the conversion of integers to reals.
5018 2010-02-19 Mike Stump <mikestump@comcast.net>
5021 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5024 * cgraphunit.c (process_function_and_variable_attributes): Check
5025 DECL_PRESERVE_P instead of looking up attribute "used".
5026 * ipa-pure-const.c (check_decl): Likewise.
5027 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5028 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5029 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5030 instead of attribute "used".
5031 * config/sol2-c.c (solaris_pragma_init): Likewise.
5032 (solaris_pragma_fini): Likewise.
5034 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5036 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5037 Use XCNEW instead of xcalloc.
5038 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5039 XNEW instead of xmalloc.
5040 (get_fields): Use XNEWVEC instead of xmalloc.
5043 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5044 populate vars array.
5045 (create_new_general_access): For debug stmts just reset value.
5046 (get_stmt_accesses): For accesses within debug stmts just record them
5047 using add_access_to_acc_sites instead of preventing the peeling or
5048 counting them as accesses.
5051 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5053 2010-02-19 Richard Guenther <rguenther@suse.de>
5055 PR tree-optimization/42916
5056 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5059 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5061 * configure.ac: Replace all uses of changequote in macro arguments
5062 with proper quoting.
5064 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5067 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5069 2010-02-19 Richard Guenther <rguenther@suse.de>
5071 PR tree-optimization/42944
5072 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5073 test for aliasing with errno.
5075 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5078 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5079 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5080 * dojump.c: Include output.h.
5081 (inv): New inline function.
5082 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5083 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5084 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5085 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5086 argument, pass it down to other calls.
5087 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5088 add REG_BR_PROB note to the conditional jump.
5089 * cfgexpand.c (add_reg_br_prob_note): Removed.
5090 (expand_gimple_cond): Don't call it, add the probability
5091 as last argument to jumpif_1/jumpifnot_1.
5092 * Makefile.in (dojump.o): Depend on output.h.
5093 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5095 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5096 * stmt.c (do_jump_if_equal): Likewise.
5097 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5098 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5099 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5101 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5102 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5103 jumpifnot_1 callers.
5104 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5106 (store_expr): Adjust jumpifnot caller.
5107 (store_constructor): Adjust jumpif caller.
5110 * gimplify.c (gimple_boolify): For __builtin_expect call
5111 gimple_boolify also on its first argument.
5113 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5115 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5117 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5118 * configure: Regenerated.
5120 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5122 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5123 lang_hooks.types_compatible_p instead of comptypes.
5125 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5127 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5128 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5129 if __prefer_thumb__ is defined.
5131 2010-02-18 Martin Jambor <mjambor@suse.cz>
5133 PR tree-optimization/43066
5134 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5135 array with zero-sized element type.
5137 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5139 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5140 rtx, allocate struct var_loc_node here and return it to the
5141 caller, and only if it is actually needed.
5142 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5143 move it earlier and return immediately if it returns NULL.
5145 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5147 * config/sparc/gas.h: New file. Restore
5148 TARGET_ASM_NAMED_SECTION to its ELF default.
5149 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5151 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5152 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5153 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5154 after sparc/sysv4.h.
5156 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5158 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5160 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5162 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5163 patterns from predicated pattern.
5165 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5168 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5169 for insn mnemonic suffix.
5171 2010-02-17 Richard Guenther <rguenther@suse.de>
5173 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5176 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5179 * caller-save.c (save_call_clobbered_regs): If BB ends with
5180 a DEBUG_INSN, move any notes in between last real insn and the last
5181 DEBUG_INSN after the last DEBUG_INSN.
5183 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5185 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5186 Fix return type. Fix argument type. Explain meaning of return value.
5188 2010-02-16 Richard Guenther <rguenther@suse.de>
5190 PR tree-optimization/41043
5191 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5192 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5194 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5196 2010-02-16 Ira Rosen <irar@il.ibm.com>
5198 PR tree-optimization/43074
5199 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5200 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5201 vectorizable cycles in hybrid SLP check.
5202 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5204 2010-02-16 Richard Guenther <rguenther@suse.de>
5206 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5207 (true_dependence): If memrefs_conflict_p computes must-alias
5208 trust it. Move TBAA check after offset-based disambiguation.
5209 (canon_true_dependence): Likewise.
5211 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5213 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5214 * doc/invoke.texi: Document it.
5215 * var-tracking.c: Include toplev.h and params.h.
5216 (vt_find_locations): Return bool indicating success. Compute
5217 hash sizes unconditionally. Check new parameter, report.
5218 (variable_tracking_main_1): Check vt_find_locations results and
5219 retry. Renamed from...
5220 (variable_tracking_main): ... this. New wrapper to preserve
5221 flag_var_tracking_assignments.
5222 * Makefile.in (var-tracking.o): Adjust dependencies.
5224 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5225 Jakub Jelinek <jakub@redhat.com>
5228 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5229 if weak_import attribute is present.
5230 * config/darwin.c (machopic_select_section): Likewise.
5232 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5234 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5235 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5236 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5237 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5239 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
5241 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5244 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5245 Rewrite text to refer to the names.
5247 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5249 * config/i386/i386-builtin-types.def
5250 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5251 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5252 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5253 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5254 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5255 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5256 IX86_BUILTIN_VPERMIL2PS256.
5257 (MULTI_ARG_4_DF2_DI_I): Defined.
5258 (MULTI_ARG_4_DF2_DI_I1): Defined.
5259 (MULTI_ARG_4_SF2_SI_I): Defined.
5260 (MULTI_ARG_4_SF2_SI_I1): Defined.
5261 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5262 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5263 __builtin_ia32_vpermil2ps256.
5264 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5265 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5266 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5267 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5268 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5269 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5270 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5271 CODE_FOR_xop_vpermil2v8sf3.
5272 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5273 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5274 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5275 (_mm256_permute2_pd): New.
5276 (_mm_permute2_ps): New.
5277 (_mm256_permute2_ps): New.
5279 2010-02-15 Nick Clifton <nickc@redhat.com>
5281 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5282 boolean parameters. Use emit_jump_insn when emitting a pop
5283 instruction containing a return insn.
5284 (push): Use 'true' rather than '1' as second parameter to F.
5285 (h8300_expand_prologue): Likewise.
5286 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5287 (h8300_expand_epilogue): Likewise.
5289 2010-02-15 Richard Guenther <rguenther@suse.de>
5292 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5295 2010-02-15 Nick Clifton <nickc@redhat.com>
5297 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5300 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5302 * intl.c (fake_ngettext): New function.
5303 * intl.h (fake_ngettext): Declare.
5304 (ngettext): Define macro.
5305 * collect2.c (notice_translated): New function.
5306 (main): Use notice_translated and ngettext.
5307 * collect2.h (notice_translated): Declare.
5309 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5311 * reorg.c (delete_computation): Comment fixes.
5312 * caller-save.c (setup_save_areas): Idem.
5313 * sel-sched-dump.c (dump_lv_set): Idem.
5316 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5318 * config/s390/s390.c (s390_sched_init): New function.
5319 (TARGET_SCHED_INIT): Target hook defined.
5321 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5322 Jack Howarth <howarth@bromo.med.uc.edu>
5323 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5326 Partial revert of unintended change in fix for PR41605.
5327 * config/darwin.h: Fix typo.
5328 * config/darwin9.h: Same.
5330 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5332 * c-pch.c (pch_init): Clear v.
5334 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5337 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5338 graphite_can_represent_init for MULT_EXPR.
5340 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5344 * graphite-sese-to-poly.c (remove_phi): New.
5345 (translate_scalar_reduction_to_array): Call remove_phi.
5347 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5350 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5351 * graphite-clast-to-gimple.h (gloog): Update declaration.
5352 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5353 * graphite-poly.h (struct poly_bb): Add missing comments.
5354 (struct scop): Add poly_scop_p field.
5356 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5357 * graphite.c (graphite_transform_loops): Build the polyhedral
5358 representation for each scop before code generation.
5359 * sese.c (rename_variables_in_operand): Removed.
5360 (rename_variables_in_expr): Return the renamed expression.
5361 (rename_sese_parameters): New.
5362 * sese.h (rename_sese_parameters): Declared.
5364 2010-02-11 Richard Guenther <rguenther@suse.de>
5366 PR tree-optimization/42998
5367 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5368 POINTER_PLUS_EXPR properly.
5370 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5371 Changpeng Fang <changpeng.fang@amd.com>
5374 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5375 the cost of an IV candidate when the IV is used in a test against zero.
5377 * gcc.dg/tree-ssa/ivopts-3.c: New.
5379 2010-02-11 Richard Guenther <rguenther@suse.de>
5382 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5383 pointer-vs-decl case by swapping refs. Handle some cases
5384 of pointer-vs-decl disambiguations more conservatively.
5385 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5386 to false after expanding.
5388 2010-02-11 Richard Guenther <rguenther@suse.de>
5391 * gcc.c (process_command): Handle LTO file@offset case more
5394 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5396 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5397 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5399 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5401 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5402 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5403 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5404 Optimize eq/ne comparisons when both arguments are known to be
5406 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5407 Don't mask operands unnecessarily if they are known to be already
5410 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5412 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5415 2010-02-10 Richard Guenther <rguenther@suse.de>
5417 PR tree-optimization/43017
5418 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5419 for wrapping signed arithmetic.
5421 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5424 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5425 if no debug info should be emitted for it.
5427 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5429 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5430 note when flag_exceptions is set.
5432 2010-02-10 Duncan Sands <baldrick@free.fr>
5434 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5436 2010-02-10 Richard Guenther <rguenther@suse.de>
5439 * tree.c (get_unwidened): Handle constants.
5440 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5442 2010-02-10 Martin Jambor <mjambor@suse.cz>
5445 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5446 check for variable argument counts independently.
5448 2010-02-10 Christian Bruel <christian.bruel@st.com>
5451 * config/sh/sh.c (find_barrier): Increase length for non delayed
5452 conditional branches.
5454 2010-02-10 Christian Bruel <christian.bruel@st.com>
5456 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5458 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5460 * builtins.c (set_builtin_user_assembler_name): Also handle
5461 ffs if int is smaller than word.
5463 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5466 * ira-conflicts.c (get_dup): Remove.
5467 (process_reg_shuffles): Add new parameter. Use it as an
5468 additional guard for copy generation.
5469 (add_insn_allocno_copies): Rewrite.
5471 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5473 * common.opt (fsched2-use-traces): Preserved for backward
5475 * doc/invoke.texi: Remove the documentation about option
5476 -fsched2-use-traces.
5477 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5478 flag_sched2_use_traces.
5479 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5480 the backward compatibility flag section.
5482 2010-02-09 Richard Guenther <rguenther@suse.de>
5484 PR tree-optimization/43008
5485 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5486 make HEAP variables initialized from global memory if they
5487 are not known builtin functions.
5488 (find_func_aliases): Adjust.
5490 2010-02-09 Richard Guenther <rguenther@suse.de>
5492 PR tree-optimization/43000
5493 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5494 arithmetic manually.
5496 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5498 PR tree-optimization/42931
5499 * tree-loop-linear.c (try_interchange_loops): Don't call
5500 double_int_mul if estimated_loop_iterations failed.
5502 2010-02-08 Martin Jambor <mjambor@suse.cz>
5505 * tree-sra.c (build_accesses_from_assign): Do not mark in
5506 should_scalarize_away_bitmap if stmt has volatile ops.
5507 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5510 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5512 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5514 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5516 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5519 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5522 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5524 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5527 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5528 to unknown_dependence.
5529 (graphite_legal_transform_dr): Handle the unknown_dependence.
5530 (graphite_carried_dependence_level_k): Same.
5532 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5534 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5536 2010-02-07 Richard Guenther <rguenther@suse.de>
5539 * expr.c (get_inner_reference): Always initialize *pbitsize.
5541 2010-02-07 Richard Guenther <rguenther@suse.de>
5544 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5545 new ARRAY_REFs on variable size element or minimal index arrays.
5547 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5548 gimple_fold_indirect_ref.
5550 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5553 * arm.c (arm_override_options): Just return if the user has specified
5554 an invalid fpu name.
5556 2010-02-03 Jason Merrill <jason@redhat.com>
5559 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5560 i386_pe_maybe_record_exported_symbol.
5562 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5565 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5566 (pa_delegitimize_address): New function.
5568 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5570 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5571 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5573 2010-02-05 Richard Guenther <rguenther@suse.de>
5576 * lto-streamer-in.c (get_resolution): Deal with references
5577 to undefined functions.
5579 2010-02-05 Richard Guenther <rguenther@suse.de>
5581 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5582 (fold_const_aggregate_ref): Likewise.
5583 (ccp_fold_stmt): Substitute loads.
5584 (maybe_fold_reference): Verify types before substituting.
5586 (fold_gimple_assign): Unshare properly.
5587 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5589 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5591 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5592 for rs6000_gen_cell_microcode.
5594 2010-02-04 Richard Guenther <rguenther@suse.de>
5596 PR rtl-optimization/42952
5597 * dse.c (const_or_frame_p): Remove MEM handling.
5599 2010-02-04 Nick Clifton <nickc@redhat.com>
5601 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5602 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5603 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5604 (mn10300_asm_output_mi_thunk): New function.
5605 (mn10300_can_output_mu_thunk): New function.
5606 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5607 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5608 (FUNCTION_ARG): Delete incorrect comment.
5610 2010-02-03 Jason Merrill <jason@redhat.com>
5613 * fold-const.c (operand_equal_p): Handle erroneous types.
5615 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5617 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5619 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5621 PR rtl-optimization/42941
5622 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5625 2010-02-03 Jason Merrill <jason@redhat.com>
5628 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5630 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5633 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5634 (cselib_reset_table): Renamed from...
5635 (cselib_reset_table_with_next_value): ... this.
5636 (cselib_get_next_uid): Renamed from...
5637 (cselib_get_next_unknown_value): ... this.
5638 * cselib.c (next_uid): Renamed from...
5639 (next_unknown_value): ... this.
5640 (cselib_clear_table): Adjust.
5641 (cselib_reset_table): Adjust. Renamed from...
5642 (cselib_reset_table_with_next_value): ... this.
5643 (cselib_get_next_uid): Adjust. Renamed from...
5644 (cselib_get_next_unknown_value): ... this.
5645 (get_value_hash): Use hash.
5646 (cselib_hash_rtx): Likewise.
5647 (new_cselib_val): Adjust. Set and dump uid.
5648 (cselib_lookup_mem): Pass next_uid as hash.
5649 (cselib_subst_to_values): Likewise.
5650 (cselib_log_lookup): Dump uid.
5651 (cselib_lookup): Pass next_uid as hash. Adjust.
5652 (cselib_process_insn): Adjust.
5653 (cselib_init): Initialize next_uid.
5654 (cselib_finish): Adjust.
5655 (dump_cselib_table): Likewise.
5656 * dse.c (canon_address): Dump value uid.
5657 * print-rtl.c (print_rtx): Print value uid.
5658 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5660 (dv_uid): New function, sort of renamed from...
5661 (dv_htab_hash): ... this, reimplemented in terms of it and...
5662 (dv_uid2hash): ... this. New.
5663 (variable_htab_eq): Drop excess assertions.
5664 (tie_break_pointers): Removed.
5665 (canon_value_cmp): Compare uids.
5666 (variable_post_merge_New_vals): Print uids.
5667 (vt_add_function_parameters): Adjust.
5668 (vt_initialize): Reset table. Adjust.
5670 2010-02-03 Richard Guenther <rguenther@suse.de>
5672 PR tree-optimization/42944
5673 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5674 (call_may_clobber_ref_p_1): Likewise. Properly handle
5675 malloc and calloc clobbering errno.
5677 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5679 * doc/invoke.texi: Fix name of sched1 dump.
5681 * opts.c (decode_options): Set flag_tree_switch_conversion
5682 only conditionally on optimize >= 2.
5684 * gcse.c: Assorted comment fixes in pass description.
5686 2010-02-03 Anthony Green <green@moxielogic.com>
5688 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5689 nop padding in order to maintain alignment of storage location of
5690 target function address.
5691 (moxie_trampoline_init): Store target function address at newly
5693 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5695 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5697 2010-02-03 Richard Guenther <rguenther@suse.de>
5700 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5702 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5704 * config.gcc: Reenable check for obsolete targets.
5705 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5706 mips-sgi-irix6.[0-4]*.
5708 2010-02-02 Nick Clifton <nickc@redhat.com>
5710 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5711 constant size of 4 as being the same as 0.
5712 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5713 can take values in the range 0..4.
5715 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5718 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5719 as _darwin10_Unwind_FindEnclosingFunction().
5720 * libgcc-libsystem.ver: New.
5722 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5725 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5726 implicitly set registers.
5728 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5730 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5731 (arm_override_options): Allow automatic selection of the thread
5732 pointer register if thumb2.
5733 (legitimize_pic_address): Improve code sequences for Thumb2.
5734 (arm_call_tls_get_addr): Likewise.
5735 (legitimize_tls_address): Likewise.
5736 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5737 (pic_load_addr_32bit): ... this. New named pattern.
5738 * thumb2.md (pic_load_addr_thumb2): Delete.
5739 (pic_load_dot_plus_four): Delete.
5740 (tls_load_dot_plus_four): New named pattern.
5742 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5745 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5746 Document fix for TLS bug.
5748 2010-01-31 Richard Guenther <rguenther@suse.de>
5750 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5751 conservatively correct.
5753 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5757 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5759 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5761 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5763 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5765 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5767 * config.gcc: Adjust order of makefile fragments for mingw targets.
5769 2010-01-31 Richard Guenther <rguenther@suse.de>
5772 * gimplify.c (gimplify_init_constructor): For volatile LHS
5773 initialize a temporary.
5775 2010-01-31 Matthias Klose <doko@ubuntu.com>
5777 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5779 * configure: Regenerate.
5781 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5783 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5784 the same alias set and their sizes different constantness.
5785 (aliasing_component_refs_p): Revert 2009-10-24 change.
5787 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5789 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5792 2010-01-29 Richard Guenther <rguenther@suse.de>
5794 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5795 Assert we successfully updated the call.
5797 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5799 PR rtl-optimization/42889
5800 * df.h (df_set_bb_dirty_nonlr): New prototype.
5801 * df-core.c (df_set_bb_dirty_nonlr): New function.
5802 * df-scan.c (df_insn_rescan): Call it instead of
5803 df_set_bb_dirty for DEBUG_INSNs.
5805 2010-01-29 Richard Guenther <rguenther@suse.de>
5808 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5809 quadratic behavior in most cases.
5811 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5814 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5815 in the call to gen_x86_movsicc_0_m1.
5817 2010-01-28 Richard Guenther <rguenther@suse.de>
5819 PR tree-optimization/42871
5820 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5822 2010-01-28 Richard Guenther <rguenther@suse.de>
5824 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5825 into call arguments.
5827 2010-01-28 Richard Guenther <rguenther@suse.de>
5830 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5831 the forwarder if the destination is an EH landing pad.
5833 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5835 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5836 block list passed to gimple_duplicate_sese_tail.
5837 (parallelize_loops): Avoid parallelization when the function
5839 Avoid parallelization when the preheader is IRREDUCIBLE.
5840 Try to optimize when estimated_loop_iterations_int is unresolved.
5841 Add the loop's location to the dump file.
5842 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5843 (gimple_duplicate_sese_tail): Remove the check for the latch.
5844 Redirect nexits to the exit block.
5845 Remove handling of the incoming edges to the latch.
5846 Redirect the backedge from the copied latch to the exit bb.
5848 2010-01-28 Michael Matz <matz@suse.de>
5851 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5852 Wrap force_reg into a sequence, emit it before user.
5854 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5856 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5858 (arm_legacy_rev): Likewise.
5859 (thumb_legacy_rev): Likewise.
5861 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5863 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5864 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5865 on MEM's address failed, try avoid_constant_pool_reference and
5866 recurse if it returned something different.
5867 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5868 address, try avoid_constant_pool_reference and recurse if it
5869 returned something different.
5870 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5871 address and avoid_constant_pool_reference returned something
5872 different, don't set have_address.
5874 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5877 * var-tracking.c (val_store): Add modified argument, obey it.
5879 (count_uses): Move down logging of main.
5880 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5881 don't need resolution.
5882 (emit_notes_in_bb): Likewise.
5884 2010-01-27 Richard Guenther <rguenther@suse.de>
5887 * tree-inline.c (remap_decl): Delay remapping of SSA name
5888 default definitions until we need them.
5890 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5892 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5893 (rs6000_delegitimize_address): New function.
5895 * config/s390/s390.c (s390_delegitimize_address): Call
5896 delegitimize_mem_from_attrs.
5899 * tree-inline.c (cannot_copy_type_1): Removed.
5900 (copy_forbidden): Don't forbid copying of functions containing
5901 records/unions with variable length fields.
5903 2010-01-27 Christian Bruel <christian.bruel@st.com>
5907 * config/sh/sh.c (find_barrier): Increase length for non delayed
5908 conditional branches.
5910 2010-01-27 Matthias Klose <doko@ubuntu.com>
5912 * configure.ac (gnu-unique-object): Fix ldd version check.
5913 * configure: Regenerate.
5915 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5917 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5919 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5920 Test for HAVE_GNU_AS value.
5922 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5924 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5925 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5926 INT64_TYPE): Define.
5927 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5928 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5929 INT_LEAST64_TYPE): Define.
5930 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5931 UINT_LEAST64_TYPE): Define.
5932 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5933 INT_FAST64_TYPE): Define.
5934 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5935 UINT_FAST64_TYPE): Define.
5936 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5937 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5938 (SIG_ATOMIC_TYPE): Define.
5940 2010-01-26 Richard Guenther <rguenther@suse.de>
5942 * df-scan.c (df_scan_set_bb_info): Remove assert.
5943 (df_insn_rescan_debug_internal): Merge asserts.
5944 (df_install_ref): Likewise.
5945 (df_mark_reg): Use bitmap_set_range.
5946 (df_hard_reg_used_p): Remove assert.
5947 (df_hard_reg_used_count): Likewise.
5949 2010-01-26 Richard Guenther <rguenther@suse.de>
5951 PR rtl-optimization/42685
5952 * web.c (web_main): Ignore DEBUG_INSNs.
5954 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5956 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5958 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5959 Fix types of fndecl and arglist parameters.
5961 2010-01-26 Richard Guenther <rguenther@suse.de>
5964 * tree-eh.c (unsplit_eh): Skip debug insns.
5966 2010-01-26 Richard Guenther <rguenther@suse.de>
5968 PR tree-optimization/42250
5969 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5971 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5974 * omp-low.c (expand_omp_sections): Only use single_pred if
5975 l2_bb is single_pred_p.
5977 2010-01-25 Christian Bruel <christian.bruel@st.com>
5980 * config/sh/sh.c (find_barrier): Increase length for non delayed
5981 conditional branches.
5982 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5984 2010-01-24 David S. Miller <davem@davemloft.net>
5986 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5987 define if not using GAS.
5988 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5989 Likewise. Delete SECTION_MERGE code, which is only applicable
5992 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5995 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5996 mangling of va_list in system headers.
5998 2010-01-23 Toon Moene <toon@moene.org>
6000 * tree-predcom.c (combine_chains): Return NULL, not false.
6002 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6004 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6005 initialization of variable res to agree with return type.
6007 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6009 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6010 * tree-sra.c: Add include of expr.h.
6012 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6014 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6015 insert the debug stmt on the single non-EH edge from the stmt.
6017 2010-01-22 Richard Henderson <rth@redhat.com>
6020 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6021 the RHS until after generate_subtree_copies has insertted its
6022 code before the current statement.
6024 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6026 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6028 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6030 2010-01-21 Martin Jambor <mjambor@suse.cz>
6032 PR tree-optimization/42585
6033 * tree-sra.c (struct access): New field grp_total_scalarization.
6034 (dump_access): Dump the new field.
6035 (should_scalarize_away_bitmap): New variable.
6036 (cannot_scalarize_away_bitmap): Likewise.
6037 (sra_initialize): Allocate new bitmaps.
6038 (sra_deinitialize): Free new bitmaps.
6039 (create_access_1): New function.
6040 (create_access): Parts moved to create_access_1.
6041 (type_consists_of_records_p): New function.
6042 (completely_scalarize_record): Likewise.
6043 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6044 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6045 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6047 (analyze_all_variable_accesses): Completely scalarize small eligible
6050 2010-01-21 Martin Jambor <mjambor@suse.cz>
6052 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6054 2010-01-21 Andrew Haley <aph@redhat.com>
6056 * gcc.c (process_command): Move lang_specific_driver before
6057 setting cc_libexec_prefix.
6059 2010-01-21 Richard Guenther <rguenther@suse.de>
6062 * fold-const.c (negate_expr_p): Pretend only negative
6063 real constants are easily negatable.
6065 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6066 Jason Merrill <jason@redhat.com>
6068 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6069 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6070 * calls.c (initialize argument_information): Handle it.
6071 * c-common.c (handle_transparent_union_attribute): Use new name.
6072 * c-decl.c (finish_struct): Ditto.
6073 * c-typeck.c (type_lists_compatible_p): Ditto.
6074 (convert_for_assignment): Use new name and also handle record.
6075 * function.c (aggregate_value_p): Handle it.
6076 (pass_by_reference): Ditto.
6077 (assign_parm_data_types): Ditto.
6078 * print-tree.c (print_node): Ditto.
6079 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6080 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6081 * tree.c (first_field): New fn.
6083 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6086 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6087 even when linking statically, for now.
6089 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6092 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6093 without a cselib val.
6094 (count_uses): Accept MO_VAL_SET with no val on stores.
6095 (add_stores): Likewise.
6097 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6099 * var-tracking.c (check_value_val): Add a compile time assertion.
6100 (dv_is_decl_p): Simplify.
6101 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6102 gcc_assert if ENABLE_CHECKING.
6104 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6107 * var-tracking.c: Include tree-flow.h.
6108 (mem_dies_at_call): New.
6109 (dataflow_set_preserve_mem_locs): Use it.
6110 (dataflow_set_remove_mem_locs): Likewise.
6111 (dump_var): Renamed from dump_variable. Adjust all callers.
6112 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6113 * Makefile.in (var-tracking.o): Adjust deps.
6115 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6117 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6119 2010-01-20 Richard Guenther <rguenther@suse.de>
6121 PR tree-optimization/42717
6122 * tree-ssa-dce.c (get_live_post_dom): Remove.
6123 (forward_edge_to_pdom): Take an arbitrary edge to copy
6124 degenerate PHI args from.
6125 (remove_dead_stmt): Use the first post-dominator even if it
6126 does not contain live statements as redirection destination.
6128 2010-01-20 Richard Guenther <rguenther@suse.de>
6130 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6132 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6134 * sel-sched.c (create_speculation_check): Remove set but not used
6136 (try_transformation_cache): Remove set but not used variable ds.
6137 (calculate_privileged_insns): Remove set but not used variables
6138 cur_insn and min_spec_insn.
6139 (find_best_expr): Remove set but not used variable avail_n.
6140 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6142 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6144 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6145 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6148 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6151 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6152 cpu types. Add support for *-sse3 cpu types.
6153 (x86_64-*-*): Ditto.
6155 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6158 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6159 argument, call initializer_constant_valid_p_1 instead of
6160 initializer_constant_valid_p, pass CACHE to it, return NULL
6161 immediately if first call returns NULL.
6162 (initializer_constant_valid_p_1): New function.
6163 (initializer_constant_valid_p): Use it.
6165 2010-01-20 Thomas Quinot <quinot@adacore.com>
6167 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6169 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6171 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6172 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6173 (loc_list_from_tree): Don't handle unsigned division. Handle
6174 signed modulo using DW_OP_{over,over,div,mul,minus}.
6175 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6176 modulo instead of signed.
6178 2010-01-20 DJ Delorie <dj@redhat.com>
6180 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6182 (h8300_emit_stack_adjustment): Propogate it.
6184 (h8300_expand_prologue): Likewise.
6185 (h8300_expand_epilogue): Likewise.
6187 2010-01-19 Michael Matz <matz@suse.de>
6189 PR tree-optimization/41783
6190 * tree-data-ref.c (toplevel): Include flags.h.
6191 (dump_data_dependence_relation): Also dump the inputs if the
6192 result will be unknown.
6193 (split_constant_offset_1): Look through some conversions.
6194 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6195 the offset from last element is too large.
6196 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6197 (reassociate_to_the_same_stmt): Handle vector registers.
6198 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6200 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6201 wide_prolog_niters argument, emit widening instructions.
6202 (vect_do_peeling_for_alignment): Adjust caller, use widened
6203 variant of the iteration cound.
6204 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6206 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6209 * config/arm/neon-testgen.m (emit_automatics): New parameter
6210 features. Adjust for Fixed_return_reg feature.
6211 (test_intrinsic): Call emit_automatics with new feature.
6212 * config/arm/neon.ml: Update copyright years.
6213 (features): New Fixed_return_reg feature.
6214 (ops): Update feature for Vget_low.
6216 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6218 PR tree-optimization/42719
6219 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6223 * fwprop.c (all_uses_available_at): Return false if def_set dest
6224 is a REG that is used in def_insn.
6226 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6228 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6230 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6233 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6235 * target.h (struct gcc_target) <secondary_reload>: Change type
6236 of last argument to secondary_reload_info *.
6238 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6241 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6242 memory references with unaligned offsets. Remove CQImode handling.
6243 (unaligned_memory_operand): Return 1 for memory references with
6244 unaligned offsets. Remove CQImode handling.
6246 2010-01-18 Richard Guenther <rguenther@suse.de>
6249 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6252 2010-01-18 Richard Guenther <rguenther@suse.de>
6254 PR tree-optimization/42781
6255 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6256 restrict processing only if the original variable was artificial.
6258 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6260 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6261 find number of popped argument bytes.
6263 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6264 Fix the text that describes the return value for invalid insns.
6266 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6268 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6269 Clarify what 'cost of the -dependence' is. Fix quoting.
6271 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6272 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6274 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6276 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6277 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6279 2010-01-17 Richard Guenther <rguenther@suse.de>
6282 * function.c (split_complex_args): Take a VEC to modify.
6283 (assign_parms_augmented_arg_list): Build a VEC instead of
6284 a chain of PARM_DECLs.
6285 (assign_parms_unsplit_complex): Take a VEC of arguments.
6286 Do not fixup unmodified parms.
6287 (assign_parms): Deal with the VEC.
6288 (gimplify_parameters): Likewise.
6290 2010-01-17 Richard Guenther <rguenther@suse.de>
6292 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6293 node existence check.
6294 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6295 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6296 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6297 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6298 (gimple_execute_on_growing_pred): Likewise.
6300 2010-01-17 Richard Guenther <rguenther@suse.de>
6302 PR tree-optimization/42773
6303 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6304 (compute_antic_aux): Likewise.
6305 (compute_partial_antic_aux): Likewise.
6307 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6310 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6313 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6315 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6318 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6319 Fix markup for strict argument.
6321 (TARGET_SCHED_REORDER2): Fix argument types.
6323 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6324 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6326 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6327 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6329 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6332 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6333 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6334 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6335 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6336 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6338 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6340 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6342 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6343 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6345 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6347 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6350 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6352 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6353 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6355 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6357 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6359 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6360 referring to it. Fix language.
6362 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6364 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6366 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6368 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6370 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6371 '@var{stream}. Remove stray 'and'.
6373 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6375 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6377 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6379 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6380 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6382 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6383 Fix description of return value.
6384 Rename argument "sz" to "len."
6386 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6387 Clarify meaning of 'true' return value.
6389 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6391 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6392 rep_mode versus mode_rep.
6394 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6396 (TARGET_BUILTIN_DECL): Fix name.
6398 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6400 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6402 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6404 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6406 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6408 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6411 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6412 Rename argument tm_fn to md_fn.
6414 (TARGET_OPTION_PRINT): Fix argument list.
6416 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6419 * config/i386/i386.c (ix86_fixup_binary_operands):
6420 Revert FMA4 fixup of operands.
6422 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6425 * Makefile.in (write_entries_to_file, install-plugin):
6426 Use \012 instead of \n with tr.
6428 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6430 * configure.ac (HAVE_AS_REF): New C macro.
6431 * configure: Regenerate.
6432 * config.in: Likewise.
6433 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6435 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6438 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6440 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6442 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6444 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6446 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6448 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6450 (TARGET_BINDS_LOCAL_P): Fix argument type.
6452 (TARGET_ASM_FILE_END): Use prototype.
6454 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6456 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6458 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6460 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6462 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6463 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6465 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6466 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6468 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6469 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6470 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6471 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6473 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6475 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6477 (TARGET_INIT_BUILTINS): Use prototype.
6479 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6480 Put 'const char *' in braces. Fix parameter types.
6481 (TARGET_INVALID_CONVERSION): Fix parameter types.
6482 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6483 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6485 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6488 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6490 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6492 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6494 * doc/tm.texi (TARGET_HELP): Fix return type.
6496 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6497 in braces. Fix argument types.
6499 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6501 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6503 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6505 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6506 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6508 (TARGET_MANGLE_TYPE): Fix argument types.
6510 (TARGET_IRA_COVER_CLASSES): Use prototype.
6512 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6514 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6516 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6518 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6520 (TARGET_CALLEE_COPIES): Fix argument types.
6522 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6524 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6526 (TARGET_FUNCTION_VALUE): Fix argument types.
6528 (TARGET_RETURN_IN_MSB): Fix argument type.
6530 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6532 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6534 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6536 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6537 agree with return type.
6539 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6541 2010-01-15 Jing Yu <jingyu@google.com>
6543 PR rtl-optimization/42691
6544 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6545 a pseudo to a constant and are merged, and adjust comments.
6547 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6549 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6551 2010-01-15 Richard Guenther <rguenther@suse.de>
6554 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6555 labels of computed or non-local gotos to the destination.
6556 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6557 landing pad label is the first label.
6559 2010-01-15 Richard Guenther <rguenther@suse.de>
6561 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6563 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6566 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6567 to allow generation of the xssqrtdp instruction on power7.
6568 (sqrtdf2_fpr): Ditto.
6570 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6573 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6574 functions with noreturn attribute.
6577 * varasm.c (declare_weak): Add weak attribute to decl if it
6578 doesn't have one already.
6579 (assemble_external): Only add decls to weak_decls if they also
6580 have weak attribute.
6582 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6584 * var-tracking.c (var_reg_delete): Don't delete the association
6585 between REGs and values or one-part variables if the register
6588 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6591 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6592 because its first operand is a non-localized variable.
6594 2010-01-14 Martin Jambor <mjambor@suse.cz>
6596 PR tree-optimization/42706
6597 * tree-sra.c (encountered_recursive_call): New variable.
6598 (encountered_unchangable_recursive_call): Likewise.
6599 (sra_initialize): Initialize both new variables.
6600 (callsite_has_enough_arguments_p): New function.
6601 (scan_function): Call decl and flags check only for IPA-SRA, check
6602 whether there is a recursive call and whether it has enough arguments.
6603 (all_callers_have_enough_arguments_p): New function.
6604 (convert_callers): Look for recursive calls only when
6605 encountered_recursive_call is set.
6606 (ipa_early_sra): Bail out either if
6607 !all_callers_have_enough_arguments_p or
6608 encountered_unchangable_recursive_call.
6610 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6612 * sel-sched.c: Add 2010 to copyright years.
6613 * sel-sched-ir.c: Likewise.
6614 * sel-sched-ir.h: Likewise.
6616 2010-01-14 Martin Jambor <mjambor@suse.cz>
6618 PR tree-optimization/42714
6619 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6620 constructors specially.
6622 2010-01-14 Andi Kleen <ak@linux.intel.com>
6624 * config/i386/drivers-i386.c (detect_caches_intel):
6625 Add l2sizekb parameter and fill in.
6626 (host_detect_local_cpu): Add l2sizekb, fill in.
6627 Add Atom small cache heuristic.
6629 2010-01-14 Andi Kleen <ak@linux.intel.com>
6631 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6632 Add level3 parameter and fill in.
6633 (detect_caches_intel): Handle level3 cache.
6635 2010-01-14 Andi Kleen <ak@linux.intel.com>
6637 * config/i386/drivers-i386.c (host_detect_local_cpu):
6638 Fix core duo detection.
6640 2010-01-14 Andi Kleen <ak@linux.intel.com>
6642 * config/i386/drivers-i386.c (host_detect_local_cpu):
6645 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6647 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6648 (rs6000_variable_issue_1): this. Use...
6649 (rs6000_variable_issue): here. Reimplement. Print debug info.
6651 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6653 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6654 sel_restore_notes. Update all callers. Call reemit_notes
6657 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6659 PR rtl-optimization/42246
6660 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6663 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6665 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6666 all successors is the same as number of successors in current region.
6668 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6670 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6671 to rename is not separable. Otherwise check that its LHS is not NULL.
6673 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6675 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6677 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6679 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6680 available registers when failed to discover LHS register class.
6681 Fix indentation. Update comment.
6683 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6684 Alexander Monakov <amonakov@ispras.ru>
6686 PR rtl-optimization/42389
6687 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6689 (advance_state_on_fence): Likewise.
6690 (sel_target_adjust_priority): Print debug output only when
6691 sched_verbose >= 4, not 2.
6692 (get_expr_cost): Do not issue all unique insns on the next cycle.
6693 (fill_insns): Initialize can_issue_more from the value saved
6695 * sel-sched-ir.c (flist_add): New parameter issue_more.
6696 Init FENCE_ISSUE_MORE with it.
6697 (merge_fences): Likewise.
6698 (init_fences): Update call to flist_add.
6699 (add_to_fences, add_clean_fence_to_fences)
6700 (add_dirty_fence_to_fences): Likewise.
6701 (move_fence_to_fences): Update call to merge_fences.
6702 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6704 * sel-sched-ir.h (struct _fence): New field issue_more.
6705 (FENCE_ISSUE_MORE): New accessor macro.
6707 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6709 PR rtl-optimization/42388
6710 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6711 that have no predecessors nor successors. Do not call move_bb_info
6712 for empty blocks outside of current region.
6714 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6716 PR rtl-optimization/42294
6717 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6718 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6719 originators' originators.
6721 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6723 PR rtl-optimization/39453
6724 PR rtl-optimization/42246
6725 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6727 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6729 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6730 Alexander Monakov <amonakov@ispras.ru>
6733 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6734 (maybe_tidy_empty_bb): ... here. Make static. Add new
6735 argument. Update all callers.
6736 (tidy_control_flow): ... and here. Recompute topological order
6737 of basic blocks in region if necessary.
6738 (sel_redirect_edge_and_branch): Change return type. Return true
6739 if topological order might have been invalidated.
6740 (purge_empty_blocks): Export and move from...
6741 * sel-sched.c (purge_empty_blocks): ... here.
6742 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6743 (maybe_tidy_empty_bb): Delete prototype.
6744 (purge_empty_blocks): Declare.
6746 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6748 PR rtl-optimization/42249
6749 * sel-sched.c (try_replace_dest_reg): When chosen register
6750 and original register is the same, do not bail out early, but
6751 still check all original insns for validity of replacing destination
6752 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6755 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6758 Port from no-undefined-overflow branch:
6759 2009-03-09 Richard Guenther <rguenther@suse.de>
6761 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6763 2010-01-14 Richard Guenther <rguenther@suse.de>
6766 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6768 2010-01-14 Ira Rosen <irar@il.ibm.com>
6770 PR tree-optimization/42709
6771 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6772 as scalar type in creation of constant vector operand.
6774 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6777 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6778 (check-parallel-%): Match `testsuite' directory component only
6781 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6783 PR translation/39521
6784 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6787 2010-01-13 Richard Guenther <rguenther@suse.de>
6789 PR tree-optimization/42730
6790 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6793 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6796 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6797 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6800 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6802 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6803 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6804 ___umulsi3_highpart.
6806 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6807 rather than schedule_insns if the pass is enabled.
6809 2010-01-13 Martin Jambor <mjambor@suse.cz>
6811 PR tree-optimization/42704
6812 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6815 2010-01-13 Martin Jambor <mjambor@suse.cz>
6817 PR tree-optimization/42703
6818 * tree-sra.c (analyze_access_subtree): Check that we can build a
6819 reference to the original data within the aggregate.
6821 2010-01-13 Richard Guenther <rguenther@suse.de>
6823 PR tree-optimization/42705
6824 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6826 2010-01-13 Richard Guenther <rguenther@suse.de>
6829 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6831 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6834 * var-tracking.c (values_to_unmark): New variable.
6835 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6836 values_to_unmark vector. Moved body to...
6837 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6838 instead queue it into values_to_unmark vector.
6839 (vt_find_locations): Free values_to_unmark vector.
6841 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6843 * config/s390/s390.c (override_options): Set
6844 default of max-pending-list-length to 256
6846 2010-01-13 Richard Guenther <rguenther@suse.de>
6849 * tree-pass.h (PROP_gimple_lcx): New.
6850 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6851 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6852 before the final cleanup_eh.
6853 (dump_properties): Dump PROP_gimple_lcx.
6854 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6855 (tree_lower_complex_O0): Remove.
6856 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6857 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6858 tree_lower_complex, schedule TODO_update_ssa.
6859 * lto-streamer-out.c (output_function): Stream the functions
6861 * lto-streamer-in.c (input_function): Likewise.
6862 (lto_read_body): Do not override them here.
6864 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6867 * c-typeck.c (build_c_cast): Fold value cast to union type before
6868 wrapping it in a CONSTRUCTOR.
6870 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6872 PR rtl-optimization/42699
6873 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6876 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6878 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6879 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6880 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6881 SUBTARGET_WARN_UNUSED_SPEC): ... here
6882 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6884 2010-01-12 Julian Brown <julian@codesourcery.com>
6886 * config/arm/neon-schedgen.ml (Utils): Don't try to
6887 open missing module.
6888 (find_with_result): New.
6890 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6893 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6894 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6896 PR tree-optimization/42645
6897 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6898 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6899 decl_map, set processing_debug_stmt to -1 and return name without
6902 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6904 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6905 binutils version, and reword target configuration description.
6907 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6909 * config/avr/avr.h (LINKER_NAME): Remove.
6911 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6914 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6915 that support VSX, warn for -mno-altivec if vsx is not disabled,
6918 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6919 Shujing Zhao <pearly.zhao@oracle.com>
6921 PR translation/42469
6922 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6923 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6924 character between option name and help text.
6925 * c.opt (imultilib): Likewise.
6927 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6929 * lto-streamer-out.c (output_unreferenced_globals): Output static
6932 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6934 PR rtl-optimization/42621
6935 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6936 optimizing for size.
6937 (duplicate_computed_gotos): Remove now-redundant check.
6939 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6942 * configure.ac: Save and restore LDFLAGS and LIBS
6943 * configure: Regenerate.
6945 2010-01-10 Richard Guenther <rguenther@suse.de>
6948 * builtins.c (fold_builtin_strlen): Add type argument and
6949 convert the resulting length to it.
6950 (fold_builtin_1): Adjust.
6952 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6954 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6955 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6957 (num_insns_constant_wide): Adjust for that change.
6959 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6962 * web.c (union_defs): Add used argument, to combine uses of
6964 (entry_register): Adjust type and tests of used argument.
6965 (web_main): Widen used for new use. Pass it to union_defs.
6966 * df.h (union_defs): Adjust prototype.
6968 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6971 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6972 uses in new incoming argument. Free body.
6973 (reset_debug_uses_in_loop): New.
6974 (analyze_insn_to_expand_var): Call the latter if the former found
6975 anything. Fix whitespace. Reject invalid dest overlaps before
6976 going through all insns in the loop.
6978 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6981 * haifa-sched.c (dying_use_p): Debug insns don't count.
6983 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6986 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6987 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6988 (verify_gimple_call): Reject LHS in noreturn calls.
6990 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6994 * tree-vect-loop-manip.c (adjust_info): New type.
6995 (adjust_vec): New pointer to vector.
6996 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6997 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6998 (slpeel_update_phis_for_duplicate_loop): Use them.
6999 (slpeel_update_phi_nodes_for_guard1): Likewise.
7000 (slpeel_update_phi_nodes_for_guard2): Likewise.
7001 (slpeel_tree_peel_loop_to_edge): Likewise.
7002 (vect_update_ivs_after_vectorizer): Likewise.
7004 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7006 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7007 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7009 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7011 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7012 bogus uninitialized warning.
7014 2010-01-09 Richard Guenther <rguenther@suse.de>
7017 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7018 the evolution is compatible with the initial condition.
7020 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7022 * gcc.c (process_command): Update copyright notice dates.
7023 * gcov.c (print_version): Likewise.
7024 * gcov-dump.c (print_version): Likewise.
7025 * mips-tfile.c (main): Likewise.
7026 * mips-tdump.c (main): Likewise.
7028 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7031 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7033 (rotlhi3_8): Delete.
7035 (rotlsi3_8): Delete.
7036 (rotlsi3_16): Delete.
7037 (rotlsi3_24): Delete.
7039 (*rotw<mode>3): New.
7040 (*rotb<mode>3): New.
7041 * config/avr/avr.c (avr_rotate_bytes): New function.
7042 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7044 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7047 * configure.ac: Modify -rdynamic check.
7048 * configure: Regenerate.
7050 2010-01-08 DJ Delorie <dj@redhat.com>
7052 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7053 register popping order.
7055 2010-01-08 Richard Guenther <rguenther@suse.de>
7058 * c.opt (fsigned-char): Also let LTO handle this option.
7059 (funsigned-char): Likewise.
7061 2010-01-07 Richard Guenther <rguenther@suse.de>
7063 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7064 (gimple_op): Likewise.
7065 (gimple_op_ptr): Likewise.
7066 (gimple_assign_set_lhs): Remove gcc_assert.
7067 (gimple_assign_set_rhs1): Likewise.
7068 (gimple_assign_set_rhs2): Likewise.
7069 (gimple_call_set_lhs): Likewise.
7070 (gimple_call_set_fn): Likewise.
7071 (gimple_call_set_fndecl): Likewise.
7072 (gimple_call_fndecl): Likewise.
7073 (gimple_call_return_type): Likewise.
7074 (gimple_call_set_chain): Likewise.
7075 (gimple_call_num_args): Likewise.
7076 (gimple_call_set_arg): Likewise.
7077 (gimple_cond_set_code): Likewise.
7078 (gimple_cond_set_lhs): Likewise.
7079 (gimple_cond_set_rhs): Likewise.
7080 (gimple_cond_set_true_label): Likewise.
7081 (gimple_cond_set_false_label): Likewise.
7082 (gimple_label_set_label): Likewise.
7083 (gimple_goto_set_dest): Likewise.
7084 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7085 (gimple_debug_bind_get_value): Likewise.
7086 (gimple_debug_bind_get_value_ptr): Likewise.
7087 (gimple_debug_bind_set_var): Likewise.
7088 (gimple_debug_bind_set_value): Likewise.
7089 (gimple_debug_bind_reset_value): Likewise.
7090 (gimple_debug_bind_has_value_p): Likewise.
7091 (gimple_return_retval_ptr): Remove gcc_assert.
7092 (gimple_return_retval): Likewise.
7093 (gimple_return_set_retval): Likewise.
7094 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7095 (safe_referenced_var_iterator): Remove.
7096 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7097 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7098 (fill_referenced_var_vec): Remove.
7099 (first_readonly_imm_use): Remove redundant gcc_assert.
7100 (phi_arg_index_from_use): Combine gcc_asserts.
7101 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7102 (first_imm_use_stmt): Remove redundant gcc_assert.
7103 * tree-cfg.c (verify_gimple_call): Verify function and chain
7104 operands. Verify arguments.
7105 (verify_types_in_gimple_stmt): Verify condition code and labels.
7107 2010-01-07 Richard Guenther <rguenther@suse.de>
7109 PR tree-optimization/42641
7110 * sese.c (rename_map_elt_info): Use the SSA name version, do
7113 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7115 PR tree-optimization/42625
7116 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7117 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7119 2010-01-07 Duncan Sands <baldrick@free.fr>
7121 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7123 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7126 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7127 note itself is not function_invariant_p.
7129 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7131 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7132 Do not add the DF_NOTE problem.
7133 * store-motion.c (execute_rtl_store_motion): Likewise.
7135 2010-01-07 Martin Jambor <mjambor@suse.cz>
7137 PR tree-optimization/42157
7138 * tree-sra.c (compare_access_positions): Stabilize sort if both
7139 accesses have integer types, return zero immediately if they are the
7142 2010-01-06 Richard Henderson <rth@redhat.com>
7145 * haifa-sched.c (add_to_note_list): Merge into ...
7146 (concat_note_lists): ... here, and ...
7147 (unlink_other_notes, rm_other_notes): Merge into...
7148 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7149 NOTE_INSN_EPILOGUE_BEG.
7151 2010-01-06 Richard Guenther <rguenther@suse.de>
7153 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7154 not inline regular functions into always-inline functions.
7156 2010-01-06 Nick Clifton <nickc@redhat.com>
7158 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7159 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7161 (OVERRIDE_OPTIONS): Delete.
7162 (OPTIMIZATION_OPTIONS): Define.
7163 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7164 * config/rx/rx.c (rx_handle_option): Issue an error message if
7165 -mcpu=rx200 and -fpu are used together.
7166 (rx_set_optimization_options): New function. Issue an error
7167 message if an optimization attribute attempts to reset the FPU/
7168 math optimization pairing.
7169 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7170 * config/rx/rx.opt: Set the default to 32-bit doubles.
7171 * config/rx/t-rx: Add multilibs for -nofpu option.
7172 * doc/invoke.texi: Update documentation of RX options.
7174 2010-01-06 Richard Guenther <rguenther@suse.de>
7176 * tree-ssa-pre.c (name_to_id): New global.
7177 (alloc_expression_id): Simplify SSA name handling.
7178 (lookup_expression_id): Likewise.
7179 (init_pre): Zero name_to_id.
7180 (fini_pre): Free it.
7182 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7184 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7186 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7189 * config/i386/sse.md (smaxv2di3): New.
7190 (umaxv2di3): Likewise.
7191 (sminv2di3): Likewise.
7192 (uminv2di3): Likewise.
7194 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7197 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7198 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7199 (legitimize_tls_address): Likewise.
7200 (sparc_tls_referenced_p): Likewise.
7201 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7202 and adjust calls to legitimize_pic_address.
7203 (legitimate_constant_p) Use sparc_tls_referenced_p.
7204 (legitimate_pic_operand_p): Likewise.
7205 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7206 (sparc_tls_symbol_ref_1): Delete.
7207 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7208 (legitimize_tls_address): Make static, handle CONST patterns.
7209 (legitimize_pic_address): Make static, remove unused parameter and
7210 adjust recursive calls.
7211 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7212 and adjust call to legitimize_pic_address.
7213 (sparc_output_mi_thunk): Likewise.
7215 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7216 H.J. Lu <hongjiu.lu@intel.com>
7219 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7220 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7221 operands to make them signed.
7224 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7227 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7228 GTU to GT for V4SI and V2DI.
7230 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7231 (umin<mode>3): Removed.
7233 (uminv4si3): Likewise.
7235 2010-01-05 Martin Jambor <mjambor@suse.cz>
7237 PR tree-optimization/42462
7238 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7239 current_function_decl to helper functions and macros.
7241 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7244 * flags.h: Don't include real.h.
7245 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7246 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7247 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7248 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7249 * dominance.c: Update copyright.
7250 * gimple.c (walk_gimple_op): Remove inline.
7251 * tree-ssa-reassoc.c: Include real.h.
7252 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7253 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7255 2010-01-05 Nick Clifton <nickc@redhat.com>
7257 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7258 register to push into the stack frame when the accumulator has to
7259 be saved during interrupts.
7261 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7263 * doc/invoke.texi: Remove the documentation about option
7265 * common.opt (Wunreachable-code): Preserved for backward
7267 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7268 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7269 the backward compatibility flag section.
7271 2010-01-05 Richard Guenther <rguenther@suse.de>
7273 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7275 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7278 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7280 PR tree-optimization/42508
7281 * tree-sra.c (convert_callers): Check for recursive call
7282 by comparing cgraph nodes instead of decls.
7283 (modify_function): Call ipa_modify_formal_parameters also
7284 on all same_body aliases.
7286 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7287 cgraph nodes when checking for same_body aliases.
7289 2010-01-05 Richard Guenther <rguenther@suse.de>
7291 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7292 allocation and lookup.
7293 (get_or_alloc_expr_for_constant): Likewise.
7294 (phi_translate): Sink allocation.
7296 2010-01-04 Richard Guenther <rguenther@suse.de>
7298 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7299 a new entry only if needed.
7300 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7301 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7303 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7305 (phi_translate): Handle CONSTANTs early.
7307 2010-01-04 Martin Jambor <mjambor@suse.cz>
7309 PR tree-optimization/42398
7310 * tree-sra.c (struct access): Removed flag grp_different_types.
7311 (dump_access): Do not dump the removed flag.
7312 (sort_and_splice_var_accesses): Do not set the removed flag.
7313 (sra_modify_expr): Check for type compatibility directly.
7315 2010-01-04 Martin Jambor <mjambor@suse.cz>
7317 PR tree-optimization/42366
7318 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7319 edges with variable number of parameters.
7320 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7321 flag instead of asserting it.
7322 (ipa_read_node_info): Read uses_analysis_done flag.
7324 2010-01-04 Richard Guenther <rguenther@suse.de>
7326 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7327 iterative_hash_* as intended.
7328 (vn_reference_compute_hash): Likewise. Simplify hashing
7330 (vn_reference_lookup_2): Likewise.
7331 (vn_nary_op_compute_hash): Likewise.
7332 (vn_phi_compute_hash): Likewise.
7333 (expressions_equal_p): Remove strange code.
7334 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7335 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7336 (bitmap_insert_into_set_1): Take value-id as parameter.
7337 (add_to_value): Pass it.
7338 (bitmap_insert_into_set): Likewise.
7339 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7341 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7344 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7345 (do_self_spec): For switches with SWITCH_IGNORE set set also
7346 SWITCH_IGNORE_PERMANENTLY.
7347 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7350 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7352 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7353 tree of an unreferenced global var.
7355 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7358 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7359 GTU to GT for V4SI and V2DI.
7361 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7362 (umin<mode>3): Removed.
7364 (uminv4si3): Likewise.
7366 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7369 * collect2.c (main): Turn on trace in collect2 if -v is passed
7372 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7374 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7375 description of expression operand.
7377 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7379 * configure.ac: Add install-html to target_list for Make-hooks.
7380 * configure: Regenerate.
7381 * fortran/Make-lang.in (F95_HTMLFILES): New.
7382 (fortran.html): Use it.
7383 (fortran.install-html): New.
7384 * Makefile.in (install-html): Add lang.install-html.
7385 * java/Make-lang.in (JAVA_HTMLFILES): New.
7386 (java.html): Use it.
7387 (java.install-html): New.
7388 * objc/Make-lang.in (objc.install-html): New.
7389 * objcp/Make-lang.in (obj-c++.install-html): New.
7390 * cp/Make-lang.in (c++.install-html): New.
7391 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7392 * lto/Make-lang.in (lto.install-html): New.
7394 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7397 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7399 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7401 PR rtl-optimization/41862
7402 * store-motion.c (store_killed_in_insn, compute_store_table,
7403 remove_reachable_equiv_notes, replace_store_insn,
7404 build_store_vectors): Ignore all DEBUG_INSNs.
7406 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7409 * common.opt: Add dumpdir.
7411 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7413 (option_map): Add --dumpdir.
7415 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7417 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7419 * opts.c (decode_options): Try dump_dir_name first if
7420 dump_base_name isn't an absolute path.
7421 (common_handle_option): Handle OPT_dumpdir.
7423 * toplev.c (dump_dir_name): New.
7424 (print_switch_values): Also ignore -dumpdir.
7426 * toplev.h (dump_dir_name): New.
7428 2010-01-03 Richard Guenther <rguenther@suse.de>
7430 PR tree-optimization/42589
7431 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7432 double-word expansion of bswap32.
7434 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7436 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7437 with BLOCK_FOR_INSN.
7438 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7439 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7440 noce_process_if_block): Likewise.
7441 * gcse.c (compute_local_properties, insert_expr_in_table,
7442 insert_set_in_table, canon_list_insert, find_avail_set,
7443 pre_insert_copy_insn): Likewise.
7445 * basic-block.h (BLOCK_NUM): Move from here...
7446 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7448 2010-01-03 Richard Guenther <rguenther@suse.de>
7450 PR tree-optimization/42438
7451 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7452 contains_may_not_return_call flag.
7453 (BB_MAY_NOTRETURN): New.
7454 (valid_in_sets): Trapping nary operations are not valid
7455 in blocks that may not return.
7456 (insert_into_preds_of_block): Remove check for trapping expressions.
7457 (compute_avail): Compute also BB_MAY_NOTRETURN.
7459 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7461 * doc/invoke.texi: Add 2010 to copyright years.
7463 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7465 * config/sparc/sparc.c: Fix formatting nits.
7467 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7468 Alexander Monakov <amonakov@ispras.ru>
7470 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7472 2010-01-02 Richard Guenther <rguenther@suse.de>
7475 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7476 (simplify_switch_using_ranges): Mark to be removed edges
7479 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7481 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7483 * collect2.c (scan_libraries): Add missing argument in call to
7486 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7489 * config/alpha/predicates.md (aligned_memory_operand): Return false
7491 (unaligned_memory_operand): Return true for CQImode.
7492 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7493 doesn not cross aligned SImode word boundary.
7495 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7497 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7499 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7500 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7502 2010-01-02 Richard Guenther <rguenther@suse.de>
7505 * toplev.c (compile_file): Emit LTO marker properly. Change
7507 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7509 2010-01-01 Richard Guenther <rguenther@suse.de>
7512 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7514 2010-01-01 Richard Guenther <rguenther@suse.de>
7517 * c-decl.c (grokdeclarator): For zero-size arrays force
7518 structural equality checks as layout_type does.
7520 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7522 * builtins.c: Update copyright to 2010.
7524 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7527 * lto-streamer-out.c (produce_asm): Revert the last change.
7528 (copy_function): Likewise.
7530 * lto-streamer.c (lto_get_section_name): Skip any leading
7533 2010-01-01 Richard Guenther <rguenther@suse.de>
7536 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7540 Copyright (C) 2010 Free Software Foundation, Inc.
7542 Copying and distribution of this file, with or without modification,
7543 are permitted in any medium without royalty provided the copyright
7544 notice and this notice are preserved.