1 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
3 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
4 Add missing earlyclobber for second alternative.
6 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
8 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
9 bits for artificial defs at the top of the block.
10 * fwprop.c (single_def_use_enter_block): Don't call it.
12 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
15 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
16 instead of "$gcc_cv_objdump -T".
17 Use "-undefined dynamic_lookup" on darwin.
18 * gcc/configure: Regenerate.
20 2010-04-26 Jakub Jelinek <jakub@redhat.com>
23 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
25 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
27 * c-parser.c (struct c_token): Move location field up.
28 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
29 (struct c_declspecs): Convert typespec_word, storage_class, and
30 default_int_p into bitfields.
31 (struct c_declarator): Move loc field up.
33 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
35 * cfgloop.h (struct loop): Move can_be_parallel field up.
36 * ipa-prop.h (struct ip_node_params): Move bitfields up.
37 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
39 (struct iv_cand): Convert pos field into a bitfield.
40 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
42 (struct _stmt_vec_info): Shuffle fields for better packing.
44 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
46 * varasm.c (IN_NAMED_SECTION): Remove guard.
47 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
48 (IN_NAMED_SECTION_P): ...this.
49 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
50 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
52 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
54 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
55 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
56 of shadowing it. Fix comments.
58 2010-04-26 Jan Hubicka <jh@suse.cz>
60 * cgraph.c (cgraph_create_node): Set node frequency to normal.
61 (cgraph_clone_node): Copy function frequency.
62 * cgraph.h (node_frequency): New enum
63 (struct cgraph_node): Add.
64 * final.c (rest_of_clean_state): Update.
65 * lto-cgraph.c (lto_output_node): Output node frequency.
66 (input_overwrite_node): Input node frequency.
67 * tre-ssa-loop-ivopts (computation_cost): Update.
68 * lto-streamer-out.c (output_function): Do not output function
70 * predict.c (maybe_hot_frequency_p): Update and handle functions
72 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
74 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
75 (compute_function_frequency): Set noreturn functions to be executed
77 (choose_function_section): Update.
78 * lto-streamer-in.c (input_function): Do not input function frequency.
79 * function.c (allocate_struct_function): Do not initialize function
81 * function.h (function_frequency): Remove.
82 (struct function): Remove function frequency.
83 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
85 * tree-inline.c (initialize_cfun): Do not update function frequency.
86 * passes.c (pass_init_dump_file): Update.
87 * i386.c (ix86_compute_frame_layout): Update.
88 (ix86_pad_returns): Update.
90 2010-04-26 Jie Zhang <jie@codesourcery.com>
92 PR tree-optimization/43833
93 * tree-vrp.c (range_int_cst_p): New.
94 (range_int_cst_singleton_p): New.
95 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
96 when both operands are constants. Use range_int_cst_p in
99 2010-04-26 Jan Hubicka <jh@suse.cz>
101 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
103 2010-04-26 Richard Guenther <rguenther@suse.de>
106 * gimple.c (gimple_decl_printable_name): Deal gracefully
107 with a NULL DECL_NAME.
109 2010-04-26 Richard Guenther <rguenther@suse.de>
112 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
113 if emitting debug information and it is either a function
116 2010-04-26 Ira Rosen <irar@il.ibm.com>
118 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
119 determine if the statement is vectorizable, and a macro to
121 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
122 Skip statements that can't be vectorized. If the analysis
123 fails, mark the statement as unvectorizable if vectorizing
125 (vect_compute_data_refs_alignment): Likewise.
126 (vect_verify_datarefs_alignment): Skip statements marked as
127 unvectorizable. Add print.
128 (vect_analyze_group_access): Skip statements that can't be
129 vectorized. If the analysis fails, mark the statement as
130 unvectorizable if vectorizing basic block.
131 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
133 * tree-vect-stmts.c (vectorizable_store): Fix the number of
134 generated stmts for SLP.
135 (new_stmt_vec_info): Initialize the new field.
136 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
137 statements marked as unvectorizable.
139 2010-04-25 Joseph Myers <joseph@codesourcery.com>
141 * c-common.c (flag_isoc1x): New.
142 (flag_isoc99): Update comment.
143 * c-common.h (flag_isoc1x): New.
144 (flag_isoc99): Update comment.
145 * c-cppbuiltin.c (builtin_define_float_constants): Also define
146 __<type>_DECIMAL_DIG__.
147 * c-opts.c (set_std_c1x): New.
148 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
149 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
150 * c.opt (-std=c1x, -std=gnu1x): New options.
151 * doc/cpp.texi: Mention -std=c1x.
152 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
153 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
154 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
155 * doc/standards.texi: Mention C1X.
156 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
157 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
158 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
161 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
163 * config/i386/gmon-sol2.c (_mcleanup): Change format string
164 placeholder from 0x%x to %#x.
165 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
166 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
167 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
168 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
169 * config/i386/i386.c (ix86_target_string): Ditto.
170 (output_pic_addr_const): Ditto.
171 (print_operand): Ditto.
173 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
175 * combine.c (find_split_point): Add third argument. Use it
176 to find nested multiply-accumulate instructions. Adjust calls.
177 (try_combine): Adjust call to find_split_point.
179 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
181 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
183 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
185 PR tree-optimization/41442
186 * fold-const.c (merge_truthop_with_opposite_arm): New function.
187 (fold_binary_loc): Call it.
189 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
191 * toplev.c (general_init): Set default for fdiagnostics-show-option.
192 * opts.c (common_handle_option): Allow disabling it.
193 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
195 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
197 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
198 between modes if both types are integral.
200 2010-04-23 Richard Guenther <rguenther@suse.de>
202 PR tree-optimization/43572
203 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
205 2010-04-23 Richard Guenther <rguenther@suse.de>
208 * tree-inline.c (tree_can_inline_p): Also check compatibility
211 2010-04-23 Martin Jambor <mjambor@suse.cz>
213 PR tree-optimization/43846
214 * tree-sra.c (struct access): New flag grp_assignment_read.
215 (build_accesses_from_assign): Set grp_assignment_read.
216 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
217 (enum mark_read_status): New type.
218 (analyze_access_subtree): Propagate grp_assignment_read, create
219 accesses also if both direct_read and root->grp_assignment_read.
221 2010-04-23 Martin Jambor <mjambor@suse.cz>
224 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
225 function does not have type attributes.
227 2010-04-23 Richard Guenther <rguenther@suse.de>
230 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
233 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
235 * sese.h (create_if_region_on_edge): Remove.
237 * sese.c (create_if_region_on_edge): Make static.
239 * tree-inline.c: Do not include ggc.h.
241 * expr.c: Do not include ggc.h.
243 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
246 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
249 * config/sh/sh.c (find_barrier): Don't emit a constant pool
250 in the middle of insns for casesi_worker_2.
252 2010-04-22 David Edelsohn <edelsohn@gnu.org>
254 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
256 2010-04-22 Ira Rosen <irar@il.ibm.com>
258 PR tree-optimization/43842
259 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
260 loop unrolling in update of exit phis. Fix comment.
261 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
262 least two reduction statements in the loop before starting SLP
265 2010-04-22 Nick Clifton <nickc@redhat.com>
267 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
269 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
271 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
274 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
276 * tree-parloops.c (loop_parallel_p): New argument
277 parloop_obstack. Pass it down.
278 (parallelize_loops): New variable parloop_obstack. Initialize it,
279 pass it down, free it.
281 * tree-loop-linear.c (linear_transform_loops): Pass down
284 * tree-data-ref.h (lambda_compute_access_matrices): New argument
285 of type struct obstack *.
287 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
288 scratch_obstack. Initialize it, pass down, free it.
290 * lambda.h (lambda_loop_new): Remove.
291 (lambda_matrix_new, lambda_matrix_inverse)
292 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
293 argument of type struct obstack *.
295 * lambda-trans.c (lambda_trans_matrix_new): New argument
296 lambda_obstack. Pass it down, use obstack allocation for ret.
297 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
300 * lambda-mat.c (lambda_matrix_get_column)
301 (lambda_matrix_project_to_null): Remove.
302 (lambda_matrix_new): New argument lambda_obstack. Use obstack
304 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
307 * lambda-code.c (lambda_loop_new): New function.
308 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
309 (lambda_compute_auxillary_space, lambda_compute_target_space)
310 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
311 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
312 (build_access_matrix): New argument lambda_obstack. Use obstack
314 (lambda_compute_step_signs, lambda_compute_access_matrices): New
315 argument lambda_obstack. Pass it down.
317 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
319 * optabs.h (expand_widening_mult): Declare.
321 2010-04-22 Richard Guenther <rguenther@suse.de>
323 PR tree-optimization/43845
324 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
325 lookup the CALL_EXPR function and arguments.
327 2010-04-22 Nick Clifton <nickc@redhat.com>
329 * config/stormy16/stormy16.c
330 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
331 * config/stormy16/stormy16.h: Tidy up formatting.
332 (DONT_USE_BUILTIN_SETJMP): Remove definition.
333 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
334 (ineqbranchsi): Delete pattern.
335 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
336 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
337 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
338 stormy16-lib2-ucmpsi2.c.
340 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
342 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
343 df_simulate_find_noclobber_defs as appropriate. Keep track of an
344 extra set merge_set_noclobber, and use it to relax the final test
346 * df.h (df_simulate_find_noclobber_defs): Declare.
347 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
349 (df_simulate_find_noclobber_defs): New function.
351 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
353 * config/i386/i386.md: Use {} around multi-line preparation statements.
355 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
357 * c-tree.h (push_init_level, pop_init_level, set_init_index)
358 (process_init_element): New argument of type struct obstack *.
360 * c-typeck.c (push_init_level, pop_init_level, set_designator)
361 (set_init_index, set_init_label, set_nonincremental_init)
362 (set_nonincremental_init_from_string, find_init_member)
363 (output_init_element, output_pending_init_elements)
364 (process_init_element): New argument braced_init_obstack. Pass it
366 (push_range_stack, add_pending_init): New argument
367 braced_init_obstack. Use obstack allocation.
369 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
370 braced_init_obstack. Pass it down.
371 (c_parser_braced_init): New variables ret, braced_init_obstack.
372 Initialize obstack, pass it down and finally free it.
374 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
377 * tree-pass.h (pass_optimize_widening_mul): Declare.
378 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
379 gate_optimize_widening_mul): New static functions.
380 (pass_optimize_widening_mul): New.
381 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
382 <case MULT_EXPR>: Remove support for widening multiplies.
383 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
384 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
385 simplify_gen_unary rather than directly building extensions.
386 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
388 * expmed.c (expand_widening_mult): New function.
389 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
391 2010-04-21 Jan Hubicka <jh@suse.cz>
393 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
394 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
395 * lto-wpa-fixup.c: Remove.
396 * Makefile.in (lto-wpa-fixup.o): Remove.
397 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
398 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
399 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
401 2010-04-21 Jan Hubicka <jh@suse.cz>
403 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
404 add write_optimization_summary, read_optimization_summary.
405 (ipa_write_summaries_of_cgraph_node_set): Remove.
406 (ipa_write_optimization_summaries): Declare.
407 (ipa_read_optimization_summaries): Declare.
408 * ipa-cp.c (pass_ipa_cp): Update.
409 * ipa-reference.c (pass_ipa_reference): Update.
410 * ipa-pure-const.c (pass_ipa_pure_const): Update.
411 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
413 * ipa-inline.c (pass_ipa_inline): Update.
414 * ipa.c (pass_ipa_whole_program): Update.
415 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
416 * passes.c (ipa_write_summaries_1): Do not test wpa.
417 (ipa_write_optimization_summaries_1): New.
418 (ipa_write_optimization_summaries): New.
419 (ipa_read_summaries): Do not test ltrans.
420 (ipa_read_optimization_summaries_1): New.
421 (ipa_read_optimization_summaries): New.
423 2010-04-21 Jan Hubicka <jh@suse.cz>
425 * lto-cgraph.c (lto_output_node): Do not output comdat groups
427 (output_cgraph): Do not arrange comdat groups for boundary nodes.
429 2010-04-21 Jakub Jelinek <jakub@redhat.com>
432 * dwarf2out.c (add_name_and_src_coords_attributes): Add
433 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
435 2010-04-21 Jan Hubicka <jh@suse.cz>
437 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
439 2010-04-21 Jan Hubicka <jh@suse.cz>
441 * varpool.c (decide_is_variable_needed): Variable is always needed
444 2010-04-21 Jan Hubicka <jh@suse.cz>
446 * opts.c (decode_options): Enable pure-const pass for whopr.
448 2010-04-21 Jan Hubicka <jh@suse.cz>
450 * cgraph.c (dump_cgraph_node): Dump also assembler name.
451 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
453 (cgraph_decide_inlining): Do not expect callee to be removed in all
456 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
458 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
460 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
462 * config/i386/i386.md (x86_shrd): Add athlon_decode and
463 amdfam10_decode attributes.
465 2010-04-21 Jakub Jelinek <jakub@redhat.com>
468 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
469 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
470 (lower_copyprivate_clauses): Use private var in outer
471 context instead of original var. Make sure the types
472 are correct for VLAs.
474 2010-04-21 Richard Guenther <rguenther@suse.de>
476 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
477 to non-pointer objects.
479 2010-04-21 Jakub Jelinek <jakub@redhat.com>
481 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
482 last chain entry if it starts with the still current label.
483 (add_location_or_const_value_attribute): Check that
484 loc_list->first->next is NULL instead of comparing ->first with ->last.
485 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
486 to add_var_loc_to_decl.
488 * dwarf2out.c (output_call_frame_info): For dw_cie_version
489 >= 4 add also address size and segment size fields into CIE header.
491 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
492 long as address size is the same as sizeof (void *) and
494 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
495 address size or segment size is unexpected, return DW_EH_PE_omit.
496 (classify_object_over_fdes): If get_cie_encoding returned
497 DW_EH_PE_omit, return -1.
498 (init_object): If classify_object_over_fdes returned -1,
499 pretend there were no FDEs at all.
501 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
503 * config/i386/i386.md (bswap<mode>2): Macroize expander from
504 bswap{si,di}2 using SWI48 mode iterator.
505 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
506 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
507 set modrm attribute of bswap insn to 0 and remove length attribute.
508 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
509 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
510 set mode attribute to <MODE> and remove length attribute.
512 2010-04-20 James E. Wilson <wilson@codesourcery.com>
514 PR rtl-optimization/43520
515 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
516 zero available registers.
518 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
520 * builtins.c (fold_builtin_cproj): Fold more cases.
522 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
524 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
525 (fold_builtin_1): Fold builtin cproj.
526 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
527 Use ATTR_CONST_NOTHROW_LIST.
529 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
531 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
532 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
533 ffsi2_no_cmove for !TARGET_CMOVE.
534 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
535 (ffssi2): Remove expander.
536 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
538 (ctz<mode>2): Ditto from ctz{si,di}2.
539 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
541 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
544 2010-04-20 Jakub Jelinek <jakub@redhat.com>
546 * dwarf2out.c (AT_linkage_name): Define.
547 (clone_as_declaration): Handle DW_AT_linkage_name.
548 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
549 of DW_AT_MIPS_linkage_name.
550 (move_linkage_attr): Likewise.
551 (dwarf2out_finish): Likewise.
553 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
556 * fold-const.c (fold_comparison): New folding rule.
558 2010-04-20 Anatoly Sokolov <aesok@post.ru>
560 * double-int.h (double_int_setbit): Declare.
561 * double-int.c (double_int_setbit): New function.
562 * rtl.h (immed_double_int_const): Declare.
563 * emit-rtl.c (immed_double_int_const): New function.
564 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
565 and immed_double_int_const functions.
566 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
567 expand_copysign_bit): (Ditto.).
568 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
569 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
570 * dojump.c (prefer_and_bit_test): (Ditto.).
571 * expr.c (convert_modes, reduce_to_bit_field_precision,
572 const_vector_from_tree): (Ditto.).
573 * expmed.c (mask_rtx, lshift_value): (Ditto.).
575 2010-04-20 Jan Hubicka <jh@suse.cz>
577 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
578 (dump_cgraph_node): Dump new flags.
579 * cgraph.h (struct cgraph_node): Add flags
580 reachable_from_other_partition and in_other_partition.
581 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
582 other partition can not be removed.
583 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
584 the other partition must be output; silence sanity checking on
585 leaking functions bodies from other paritition.
586 * lto-cgraph.c (reachable_from_other_partition_p): New function.
587 (lto_output_node): Output new flags; do not sanity check that inline
588 clones are output; drop lto_forced_extern_inline_p code; do not mock
589 visibility flags at partition boundaries.
590 (add_node_to): New function.
591 (output_cgraph): Use it to sort functions so masters appear before
593 (input_overwrite_node): Input new flags.
594 * passes.c (ipa_write_summaries): Do not call
595 lto_new_extern_inline_states.
596 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
597 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
598 lto_forced_extern_inline_p): Kill.
599 * lto-streamer.h (lto_new_extern_inline_states,
600 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
601 lto_forced_extern_inline_p): Kill.
603 2010-04-20 Richard Guenther <rguenther@suse.de>
605 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
606 from vars that can have pointers.
607 (process_constraint): Dump useless constraints.
609 2010-04-20 Richard Guenther <rguenther@suse.de>
611 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
612 (dump_sa_points_to_info): Remove asserts.
613 (init_base_vars): nothing_id isn't an escape point nor does it
616 2010-04-20 Jakub Jelinek <jakub@redhat.com>
618 * tree.h (TYPE_REF_IS_RVALUE): Define.
619 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
620 should_move_die_to_comdat, prune_unused_types_walk): Handle
621 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
622 (modified_type_die, gen_reference_type_die): Emit
623 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
624 if TYPE_REF_IS_RVALUE and -gdwarf-4.
626 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
629 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
630 calls for -fpic -m31 if they have been sibcall optimized.
632 2010-04-19 James E. Wilson <wilson@codesourcery.com>
634 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
635 ar.lc fixed and call-used.
637 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
639 2010-04-19 Jan Hubicka <jh@suse.cz>
641 * opts.c (decode_options): Disable whpr incompatible passes.
642 * lto/lto.c (lto_1_to_1_map): Skip clones.
643 (read_cgraph_and_symbols): Do not mark everything as needed.
644 (do_whole_program_analysis): Do map only after optimizing;
645 set proper cgraph_state; use passmanager.
647 2010-04-19 DJ Delorie <dj@redhat.com>
649 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
650 POINTER_PLUS_EXPR and fix them.
652 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
654 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
655 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
656 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
657 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
658 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
659 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
660 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
661 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
662 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
663 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
664 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
666 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
668 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
669 (check_cond_move_block): Likewise.
670 (cond_move_process_if_block): Likewise.
671 (noce_find_if_block): Improve formatting.
672 (find_if_header): Pass 0 to memset and tweak conditions.
673 (cond_exec_find_if_block): Fix long lines and tweak conditions.
675 2010-04-19 Jakub Jelinek <jakub@redhat.com>
677 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
681 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
682 with non-local decl doesn't need chain.
684 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
686 * ira-color.c (allocno_reload_assign): Avoid accumulating
687 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
689 2010-04-19 Martin Jambor <mjambor@suse.cz>
691 * gimple.h (create_tmp_reg): Declare.
692 * gimplify.c (create_tmp_reg): New function.
693 (gimplify_return_expr): Use create_tmp_reg.
694 (gimplify_omp_atomic): Likewise.
695 (gimple_regimplify_operands): Likewise.
696 * tree-dfa.c (make_rename_temp): Likewise.
697 * tree-predcom.c (predcom_tmp_var): Likewise.
698 (reassociate_to_the_same_stmt): Likewise.
699 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
700 (get_replaced_param_substitute): Likewise.
701 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
702 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
703 * tree-ssa-pre.c (get_representative_for): Likewise.
704 (create_expression_by_pieces): Likewise.
705 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
706 (create_tailcall_accumulator): Likewise.
708 2010-04-19 Martin Jambor <mjambor@suse.cz>
710 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
712 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
714 2010-04-19 Richard Guenther <rguenther@suse.de>
716 PR tree-optimization/43796
717 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
718 from SCEV in the lattice.
719 (vrp_visit_phi_node): Dump change.
721 2010-04-19 Richard Guenther <rguenther@suse.de>
723 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
724 * configure: Re-generated.
726 2010-04-19 Richard Guenther <rguenther@suse.de>
728 PR tree-optimization/43783
729 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
730 constant ARRAY_REF operands two and three if possible.
732 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
735 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
737 2010-04-19 Jie Zhang <jie@codesourcery.com>
740 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
742 2010-04-19 Ira Rosen <irar@il.ibm.com>
744 PR tree-optimization/37027
745 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
746 and macro to access it.
747 (vectorizable_reduction): Add argument.
748 (vect_get_slp_defs): Likewise.
749 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
750 statements for possible use in SLP.
751 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
752 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
753 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
755 (vectorizable_reduction): Likewise.
756 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
758 (vectorizable_type_demotion, vectorizable_type_promotion,
759 vectorizable_store): Likewise.
760 (vect_analyze_stmt): Update call to vectorizable_reduction.
761 (vect_transform_stmt): Likewise.
762 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
763 (vect_build_slp_tree): Fix indentation. Check that there are no loads
764 from different interleaving chains in same node.
765 (vect_slp_rearrange_stmts): New function.
766 (vect_supported_load_permutation_p): Allow load permutations for
767 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
768 inside SLP nodes if necessary.
769 (vect_analyze_slp_instance): Handle reductions.
770 (vect_analyze_slp): Try to build SLP instances originating from groups
772 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
773 (vect_get_constant_vectors): Create initial vectors for reductions
774 according to reduction code. Add new argument.
775 (vect_get_slp_defs): Add new argument, pass it to
776 vect_get_constant_vectors.
777 (vect_schedule_slp_instance): Remove SLP tree root statements.
779 2010-04-19 Jakub Jelinek <jakub@redhat.com>
781 * tree.h (ENUM_IS_SCOPED): Define.
782 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
783 for ENUM_IS_SCOPED enums.
785 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
787 * fold-const.c (fold_comparison): Use ssizetype.
788 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
789 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
790 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
791 * tree-object-size.c (compute_object_sizes): Use size_type_node.
793 * tree.h (initialize_sizetypes): Remove parameter.
794 (build_common_tree_nodes): Remove second parameter.
795 * stor-layout.c (initialize_sizetypes): Remove parameter.
796 Always create an unsigned type.
797 (set_sizetype): Assert that the passed type is unsigned and simplify.
798 * tree.c (build_common_tree_nodes): Remove second parameter.
799 Adjust call to initialize_sizetypes.
800 * c-decl.c (c_init_decl_processing): Remove second argument in call to
801 build_common_tree_nodes.
803 2010-04-18 Matthias Klose <doko@ubuntu.com>
805 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
807 2010-04-18 Ira Rosen <irar@il.ibm.com>
809 PR tree-optimization/43771
810 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
811 load permutation doesn't have gaps.
813 2010-04-18 Jan Hubicka <jh@suse.cz>
815 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
816 (sse_prologue_save_insn expander): Use new pattern.
817 (sse_prologue_save_insn1): New pattern and splitter.
818 (sse_prologue_save_insn): Update to deal also with 64bit aligned
820 * i386.c (setup_incoming_varargs_64): Do not compute jump
822 (ix86_gimplify_va_arg): Update alignment needed.
823 (ix86_local_alignment): Do not align all local arrays to 128bit.
825 2010-04-17 Jan Hubicka <jh@suse.cz>
827 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
829 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
831 * arm.md (negdi2): Remove redundant code to force values into a
834 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
836 * arm/bpabi.S: Add EABI alignment attributes to objects.
837 * arm/bpabi-v6m.S: Likewise.
838 * arm/crti.asm: Likewise.
839 * arm/crtn.asm: Likewise.
840 * arm/lib1funcs.asm: Likewise.
841 * arm/libunwind.S: Likewise.
843 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
845 * arm-protos.h (tune_params): New structure.
846 * arm.c (current_tune): New variable.
847 (arm_constant_limit): Delete.
848 (struct processors): Add pointer to the tune parameters.
849 (arm_slowmul_tune): New tuning option.
850 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
851 (all_cores): Adjust to pick up the tuning model.
852 (arm_constant_limit): New function.
853 (arm_override_options): Select the appropriate tuning model. Delete
854 initialization of arm_const_limit.
855 (arm_split_constant): Use the new constant-limit model.
856 (arm_rtx_costs): Pick up the current tuning model.
857 * arm.md (is_strongarm, is_xscale): Delete.
858 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
859 for Xscale variant architectures.
860 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
862 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
864 * config/arm/arm.c (arm_gen_constant): Remove unused variable
866 (arm_rtx_costs_1): Remove unused variable extra_cost.
867 (arm_unwind_emit_set): Use variable offset.
868 (thumb1_output_casesi): Remove unused variable flags.
870 2010-04-16 Jeff Law <law@redhat.com>
872 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
873 needing assignment rather than doing a two-phase assignment. Remove
876 2010-04-16 Jakub Jelinek <jakub@redhat.com>
879 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
881 2010-04-16 Doug Kwan <dougkwan@google.com>
883 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
884 (next_operand_entry_id): New static variable.
885 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
886 (add_to_ops_vec): Assigned unique ID to operand entry.
887 (struct oecount_s): New field ID.
888 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
889 (undistribute_ops_list): Assign unique IDs to oecounts.
890 (init_reassoc): reset next_operand_entry_id.
892 2010-04-16 Doug Kwan <dougkwan@google.com>
894 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
895 missing left parenthesis.
897 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
899 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
900 *btdi_rex64 using SWI48 mode iterator.
901 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
902 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
903 *jcc_btdi_mask_rex64.
905 2010-04-16 Anatoly Sokolov <aesok@post.ru>
907 * double-int.h (tree_to_double_int): Convert to macro.
908 * double-int.c (tree_to_double_int): Remove.
910 2010-04-16 Jakub Jelinek <jakub@redhat.com>
913 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
914 with want_address 2 and in case a single element list might be
915 possible, call it again with want_address 0.
917 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
919 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
920 case 'W' print operands for HI mode.
921 * config/h8300/h8300.h (Y0, Y2) : New constraints.
922 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
923 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
924 * config/h8300/predicate.md (bit_register_indirect_operand): New.
926 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
928 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
929 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
930 #xx:3 and #xx:4 mode.
932 * config/h8300/h8300.md (inverted load with HImode dest): Add
935 * config/h8300/predicate.md (bit_operand): Allow immediate values that
936 satisfy 'U' constraint.
938 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
940 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
941 * configure: Regenerate.
942 * config.in: Regenerate.
943 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
946 2010-04-16 Richard Guenther <rguenther@suse.de>
948 * tree.h (struct tree_decl_minimal): Move pt_uid ...
949 (struct tree_decl_common): ... here.
950 (DECL_PT_UID): Adjust.
951 (SET_DECL_PT_UID): Likewise.
952 (DECL_PT_UID_SET_P): Likewise.
954 2010-04-16 Richard Guenther <rguenther@suse.de>
956 PR tree-optimization/43572
957 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
958 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
959 * tree-flow.h (is_call_clobbered): Remove.
960 * tree-flow-inline.h (is_call_clobbered): Likewise.
961 * tree-dfa.c (dump_variable): Do not dump call clobber state.
962 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
963 (execute_return_slot_opt): Adjust.
964 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
965 check for call clobbered vars here.
966 (find_tail_calls): Move tailcall verification to the
969 2010-04-16 Diego Novillo <dnovillo@google.com>
971 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
973 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
976 * config/arm/arm.md (cbranchqi4): New pattern.
977 * config/arm/predicates.md (const0_operand,
978 cbranchqi4_comparison_operator): New predicates.
980 2010-04-16 Richard Guenther <rguenther@suse.de>
982 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
983 (dump_gimple_stmt): Likewise.
985 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
987 * recog.h (struct recog_data): New field is_operator.
988 (struct insn_operand_data): New field is_operator.
989 * recog.c (extract_insn): Set recog_data.is_operator.
990 * genoutput.c (output_operand_data): Emit code to set the
992 * reload.c (find_reloads): Use it rather than testing for an
993 empty constraint string.
996 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
997 If the previous insn is a cbranchsi4_insn with the same arguments,
998 omit the compare instruction.
1000 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1001 register, inputs must be low registers and we need a low register
1002 scratch. Handle alternative 2 like alternative 3.
1004 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1006 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1007 don't call get_addr on both. If one expression is a VALUE and
1008 the other a REG, check VALUE's locs if the REG isn't among them.
1010 2010-04-16 Christian Bruel <christian.bruel@st.com>
1012 * config/sh/sh.h (sh_frame_pointer_required): New function.
1013 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1014 (flag_omit_frame_pointer) Set.
1015 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1016 (rounded_frame_size): Adjust size with outgoing_args_size.
1017 (sh_set_return_address): Must return from stack pointer.
1018 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1019 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1020 (ACCUMULATE_OUTGOING_ARGS): Define.
1021 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1022 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1024 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1027 * config/sh/sh.c (sh_legitimize_reload_address): Use
1028 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1029 Remove a unneeded check for offset_base.
1031 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1033 * configure: Regenerated.
1035 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1037 * config/s390/s390.c (s390_call_save_register_used): Switch back
1038 to HARD_REGNO_NREGS.
1040 2010-04-15 Richard Guenther <rguenther@suse.de>
1042 * alias.c (alias_set_subset_of): Handle alias-set zero
1045 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1046 Julian Brown <julian@codesourcery.com>
1048 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1049 alternatives according to use of high and low regs.
1050 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1051 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1052 optimizing for size on Thumb-2.
1054 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1056 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1058 2010-04-15 Richard Guenther <rguenther@suse.de>
1060 * tree-ssa-structalias.c (struct variable_info): Add
1062 (new_var_info): Initialize it.
1063 (dump_constraints): Support printing last added constraints.
1064 (debug_constraints): Adjust.
1065 (dump_constraint_graph): Likewise.
1066 (make_heapvar_for): Check for NULL cfun.
1067 (get_function_part_constraint): New function.
1068 (get_fi_for_callee): Likewise.
1069 (find_func_aliases): Properly implement IPA PTA constraints.
1070 (process_ipa_clobber): New function.
1071 (find_func_clobbers): Likewise.
1072 (insert_into_field_list_sorted): Remove.
1073 (create_function_info_for): Properly allocate vars for IPA mode.
1074 Do not use insert_into_field_list_sorted.
1075 (create_variable_info_for): Properly generate constraints for
1076 global vars in IPA mode.
1077 (dump_solution_for_var): Always dump the solution.
1078 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1079 (find_what_var_points_to): Adjust.
1080 (pt_solution_set): Change.
1081 (pt_solution_ior_into): New function.
1082 (pt_solution_empty_p): Export.
1083 (pt_solution_includes_global): Adjust.
1084 (pt_solution_includes_1): Likewise.
1085 (pt_solutions_intersect_1): Likewise.
1086 (dump_sa_points_to_info): Check some invariants.
1087 (solve_constraints): Move constraint dumping ...
1088 (compute_points_to_sets): ... here.
1089 (ipa_pta_execute): ... and here.
1090 (compute_may_aliases): Do not re-compute points-to info
1091 locally if IPA info is available.
1092 (ipa_escaped_pt): New global var.
1093 (ipa_pta_execute): Properly implement IPA PTA.
1094 * tree-into-ssa.c (dump_decl_set): Support dumping
1095 decls not in referenced-vars.
1096 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1097 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1098 (dump_points_to_solution): Likewise.
1099 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1100 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1101 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1102 (copy_decl_to_var): Copy DECL_PT_UID.
1103 (copy_result_decl_to_var): Likewise.
1104 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1105 (copy_node_stat): Copy it.
1106 * tree.h (DECL_PT_UID): New macro.
1107 (SET_DECL_PT_UID): Likewise.
1108 (DECL_PT_UID_SET_P): Likewise.
1109 (struct tree_decl_minimal): Add pt_uid member.
1110 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1111 (pt_solution_empty_p): Declare.
1112 (pt_solution_set): Adjust.
1113 (ipa_escaped_pt): Declare.
1114 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1115 * gimple-pretty-print.c (pp_points_to_solution): New function.
1116 (dump_gimple_call): Dump call clobber/use information.
1117 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1118 * tree-pass.h (TDF_ALIAS): New dump option.
1119 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1120 * doc/invoke.texi (-fipa-pta): Update documentation.
1122 2010-04-15 Richard Guenther <rguenther@suse.de>
1124 * Makefile.in (OBJS-common): Add gimple-fold.o.
1125 (gimple-fold.o): New rule.
1126 * tree.h (maybe_fold_offset_to_reference,
1127 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1129 * gimple.h: ... here.
1130 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1131 may_propagate_address_into_dereference): Move prototypes ...
1132 * gimple.h: ... here.
1133 * tree-ssa-ccp.c (get_symbol_constant_value,
1134 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1135 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1136 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1137 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1138 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1139 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1140 gimplify_and_update_call_from_tree): Move ...
1141 * gimple-fold.c: ... here. New file.
1142 (ccp_fold_builtin): Rename to ...
1143 (gimple_fold_builtin): ... this.
1144 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1146 2010-04-15 Richard Guenther <rguenther@suse.de>
1148 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1149 fit_double_type, force_fit_type_double, add_double_with_sign,
1150 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1151 lrotate_double, rrotate_double, div_and_round_double): Move ...
1152 * double-int.c: ... here.
1153 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1154 add_double, neg_double, mul_double_with_sign, mul_double,
1155 lshift_double, rshift_double, lrotate_double, rrotate_double,
1156 div_and_round_double): Move prototypes ...
1157 * double-int.h: ... here.
1159 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1162 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1163 matching constraints to ensure inputs match the output.
1165 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1168 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1169 in an input-only operand.
1171 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1173 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1174 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1175 (double_int_negative_p): Convert to static inline function.
1176 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1177 (double_int_negative_p): Remove.
1178 * tree.h (lshift_double, rshift_double):
1179 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1180 * fold-const.c (fold_convert_const_int_from_real,
1181 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1182 (lshift_double): Change type of arith argument to bool.
1183 (rshift_double): Change type of arith argument to bool. Correct
1185 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1187 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1190 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1191 at the start and end of the then/else blocks, and omit them from the
1193 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1194 argument; all callers changed. Pass zero to old_insns_match_p instead.
1195 (flow_find_head_matching_sequence): New function.
1196 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1197 * basic-block.h (flow_find_cross_jump,
1198 flow_find_head_matching_sequence): Declare functions.
1200 2010-04-14 Jason Merrill <jason@redhat.com>
1203 * c-common.c (attribute_takes_identifier_p): New fn.
1204 * c-common.h: Declare it.
1206 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1208 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1210 (*udivmod<mode>4): Ditto.
1212 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1214 * config/i386/i386.md (maxmin_int): Rename code attribute from
1215 maxminiprefix and update all users.
1216 (maxmin_float): Ditto from maxminfprefix.
1217 (logic): Ditto from logicprefix.
1218 (absneg_mnemonic): Ditto from absnegprefix.
1219 * config/i386/mmx.md: Update all users of maxminiprefix,
1220 maxminfprefix and logicprefix for rename.
1221 * config/i386/sse.md: Ditto.
1222 * config/i386/sync.md (sync_<code><mode>): Update for
1225 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1228 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1229 warnings converted to errors.
1231 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1233 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1234 used insn_type variable.
1235 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1236 to avoid set-but-not-used warning.
1238 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1240 * df-core.c (df_ref_debug): Change format string placeholder
1242 * dwarf2asm.c (dw2_asm_output_data_raw,
1243 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1244 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1245 * dwarf2out.c (output_cfi, output_cfi_directive,
1246 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1247 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1249 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1250 * print-rtl.c (print_rtx): Ditto.
1252 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1255 * builtins.c (expand_builtin_pow_root): New function to expand pow
1256 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1257 series of sqrt and cbrt calls under -ffast-math.
1258 (expand_builtin_pow): Call it.
1260 2010-04-14 Michael Matz <matz@suse.de>
1262 PR tree-optimization/42963
1263 * tree-cfg.c (touched_switch_bbs): New static variable.
1264 (group_case_labels_stmt): New function broken out from ...
1265 (group_case_labels): ... here, use the above.
1266 (start_recording_case_labels): Allocate touched_switch_bbs.
1267 (end_recording_case_labels): Deallocate it, call
1268 group_case_labels_stmt.
1269 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1271 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1273 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1276 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1278 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1280 2010-04-13 Jan Hubicka <jh@suse.cz>
1282 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1283 of optimized out static functions.
1284 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1285 cost computation. Also sanity check for overflows.
1286 (update_caller_keys): Update cgraph_edge_badness call; properly
1287 update fibheap and sanity check that it is up to date.
1288 (add_new_edges_to_heap): Update cgraph_edge_badness.
1289 (cgraph_decide_inlining_of_small_function): Likewise;
1290 add sanity checking that badness in heap is up to date;
1291 improve dumping of reason; Update badness of calls to the
1292 offline copy of function currently inlined; dump badness
1293 of functions not inlined because of unit growth limits.
1295 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1298 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1299 because of sign-extension change when converting to sizetype here...
1300 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1302 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1303 the folding to constants. Remove redundant final conversion.
1304 (fold_binary) <associate>: Do not associate if the re-association of
1305 constants alone overflows.
1306 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1307 to the end of the list.
1308 (multiple_of_p) <COND_EXPR>: New case.
1310 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1312 * opt-functions.awk (opt_sanitized_name): New.
1314 * optc-gen.awk: Use it
1315 * opth-gen.awk: Use it.
1317 2010-04-13 Martin Jambor <mjambor@suse.cz>
1319 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1320 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1321 children. Call replace_uses_with_default_def_ssa_name to handle
1324 2010-04-13 Michael Matz <matz@suse.de>
1327 * builtins.c (expand_builtin_interclass_mathfn): Also create
1328 a register if the predicate doesn't match.
1330 2010-04-13 Diego Novillo <dnovillo@google.com>
1332 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1333 * c-pch.c: Include timevar.h.
1334 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1335 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1336 * ggc-common.c: Include timevar.h.
1337 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1338 * timevar.def (TV_PCH_SAVE): Define.
1339 (TV_PCH_CPP_SAVE): Define.
1340 (TV_PCH_PTR_REALLOC): Define.
1341 (TV_PCH_PTR_SORT): Define.
1342 (TV_PCH_RESTORE): Define.
1343 (TV_PCH_CPP_RESTORE): Define.
1345 2010-04-13 Michael Matz <matz@suse.de>
1347 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1349 (can_reassociate_p): New function.
1350 (break_up_subtract_bb, reassociate_bb): Use it.
1352 2010-04-13 Richard Guenther <rguenther@suse.de>
1355 * builtins.c (c_readstr): Fix assert.
1357 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1359 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1360 when generating cltd insn.
1362 (*ashl<mode>3_1): Remove special handling for register operand 2.
1363 (*ashlsi3_1_zext): Ditto.
1364 (*ashlhi3_1): Ditto.
1365 (*ashlhi3_1_lea): Ditto.
1366 (*ashlqi3_1): Ditto.
1367 (*ashlqi3_1_lea): Ditto.
1368 (*<shiftrt_insn><mode>3_1): Ditto.
1369 (*<shiftrt_insn>si3_1_zext): Ditto.
1370 (*<shiftrt_insn>qi3_1_slp): Ditto.
1371 (*<rotate_insn><mode>3_1): Ditto.
1372 (*<rotate_insn>si3_1_zext): Ditto.
1373 (*<rotate_insn>qi3_1_slp): Ditto.
1375 2010-04-13 Richard Guenther <rguenther@suse.de>
1377 * tree-ssa-structalias.c (callused_id): Remove.
1378 (call_stmt_vars): New.
1379 (get_call_vi): Likewise.
1380 (lookup_call_use_vi): Likewise.
1381 (lookup_call_clobber_vi): Likewise.
1382 (get_call_use_vi): Likewise.
1383 (get_call_clobber_vi): Likewise.
1384 (make_transitive_closure_constraints): Likewise.
1385 (handle_const_call): Adjust to do per-call call-used handling.
1386 (handle_pure_call): Likewise.
1387 (find_what_var_points_to): Remove general callused handling.
1388 (init_base_vars): Likewise.
1389 (init_alias_vars): Initialize call_stmt_vars.
1390 (compute_points_to_sets): Process call-used and call-clobbered
1391 vars for call statements.
1392 (delete_points_to_sets): Free call_stmt_vars.
1394 2010-04-13 Richard Guenther <rguenther@suse.de>
1396 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1397 Only add RW dependence for dependence distance zero.
1398 Adjust maximal vectorization factor according to dependences.
1399 Move alignment handling ...
1400 (vect_find_same_alignment_drs): ... here. New function.
1401 (vect_analyze_data_ref_dependences): Adjust.
1402 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1403 (vect_analyze_data_refs): Adjust minimal vectorization factor
1404 according to data references.
1405 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1406 dependences before determining the vectorization factor.
1407 Analyze alignment after determining the vectorization factor.
1408 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1409 dependences before alignment.
1410 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1412 (vect_analyze_data_refs): Likewise.
1413 (MAX_VECTORIZATION_FACTOR): New define.
1415 2010-04-13 Duncan Sands <baldrick@free.fr>
1417 * except.h (lang_eh_type_covers): Remove.
1418 * except.c (lang_eh_type_covers): Likewise.
1420 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1421 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1423 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1424 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1425 UNITS_PER_LONG where it is ABI relevant.
1426 (s390_return_addr_rtx): Likewise.
1427 (s390_back_chain_rtx): Likewise.
1428 (s390_frame_area): Likewise.
1429 (s390_frame_info): Likewise.
1430 (s390_initial_elimination_offset): Likewise.
1431 (save_gprs): Likewise.
1432 (s390_emit_prologue): Likewise.
1433 (s390_emit_epilogue): Likewise.
1434 (s390_function_arg_advance): Likewise.
1435 (s390_function_arg): Likewise.
1436 (s390_va_start): Likewise.
1437 (s390_gimplify_va_arg): Likewise.
1438 (s390_function_profiler): Likewise.
1439 (s390_optimize_prologue): Likewise.
1440 (s390_rtx_costs): Likewise.
1441 (s390_secondary_reload): Likewise.
1442 (s390_promote_function_mode): Likewise.
1443 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1444 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1445 registers available.
1446 (s390_unwind_word_mode): New function.
1447 (s390_function_value): Split 64 bit values into register pair if
1448 used as return value.
1449 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1450 function call parameters. Handle parallels.
1451 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1452 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1453 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1454 (s390_expand_setmem): Remove unused variable src_addr.
1455 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1456 deal with 64 bit registers.
1457 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1458 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1459 (UNITS_PER_LONG): New macro.
1460 * libjava/include/s390-signal.h: Define extended ucontext
1461 structure containing the upper halfs of the 64 bit registers.
1463 2010-04-13 Simon Baldwin <simonb@google.com>
1465 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1467 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1469 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1470 rvalue on the RHS if the LHS is of a non-renamable type.
1471 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1473 2010-04-13 Matthias Klose <doko@ubuntu.com>
1475 * gcc.c (cc1_options): Handle -iplugindir before processing
1476 the cc1 spec. Only add -iplugindir once.
1477 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1479 * common.opt (iplugindir): Remove `Separate' property, initialize.
1480 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1482 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1483 (distclean): Remove plugin dir.
1484 * doc/invoke.texi: Document -iplugindir.
1486 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1488 * doc/plugins.texi (Loading Plugins): Document short
1489 -fplugin=foo option.
1490 (Plugin API): Mention default_plugin_dir_name function.
1492 * gcc.c (find_file_spec_function): Add new declaration.
1493 (static_spec_func): Use it for "find-file".
1494 (find_file_spec_function): Add new function.
1495 (cc1_options): Add -iplugindir option if -fplugin* options found.
1497 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1499 * plugin.c (add_new_plugin): Updated comment, and handle short
1501 (default_plugin_dir_name): Added new function.
1503 * common.opt (iplugindir): New option to set the plugin directory.
1505 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1507 * config/i386/i386.md (any_rotate): New code iterator.
1508 (rotate_insn): New code attribute.
1510 (SWIM124): New mode iterator.
1511 (<rotate_insn>ti3): New expander.
1512 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1513 any_rotate code iterator.
1514 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1515 using any_rotate code iterator and SWIM124 mode iterator.
1516 (ix86_rotlti3): New insn_and_split pattern.
1517 (ix86_rotrti3): Ditto.
1518 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1519 ix86_rotl{di,ti}3 patterns.
1520 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1521 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1522 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1523 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1524 code iterator and SWI mode iterator.
1525 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1526 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1528 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1529 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1530 (bswap rotatert splitter): Add splitter.
1531 (bswap splitter): Macroize splitter using any_rotate code iterator.
1532 Add insn predicate to split only for TARGET_USE_XCHGB or when
1533 optimizing function for size.
1535 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1537 * config/pa/pa.c (emit_move_sequence): Remove use of
1538 deleted variable flag_argument_noalias.
1540 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1542 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1544 Add to unsupported targets list.
1545 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1546 sparc*-sun-solaris2.[567]* from target lists.
1547 * configure: Regenerate.
1548 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1550 Remove Solaris 7 patch references.
1551 (Specific, sparc-sun-solaris2.7): Removed.
1552 (sparc-sun-solaris2*): Update Solaris 7 example.
1553 (sparc64-*-solaris2*): Likewise.
1555 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1557 * config.build (alpha*-dec-osf4*): Remove.
1558 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1559 of obsolete configurations.
1560 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1562 * config/alpha/t-osf4: Renamed to ...
1563 * config/alpha/t-osf5: ... this.
1564 * config/alpha/osf.h: Renamed to ...
1565 * config/alpha/osf5.h: ... this.
1566 Merged old osf5.h contents.
1568 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1569 (EXTRA_SPECS): Removed.
1570 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1571 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1574 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1576 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1578 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1581 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1582 __thiscall convention.
1584 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1586 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1588 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1590 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1592 * function.c (assign_parms_initialize_all): Add unused attribute
1595 2010-04-12 Richard Guenther <rguenther@suse.de>
1597 * gsstruct.def (GSS_CALL): New.
1598 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1599 * gimple.h: Include tree-ssa-alias.h.
1600 (struct gimple_statement_call): New.
1601 (union gimple_statement_struct_d): Add gimple_call member.
1602 (gimple_call_reset_alias_info): Declare.
1603 (gimple_call_use_set): New function.
1604 (gimple_call_clobber_set): Likewise.
1605 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1606 * gimple.c (gimple_call_reset_alias_info): New function.
1607 (gimple_build_call_1): Call it.
1608 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1609 * tree-inline.c (remap_gimple_stmt): Likewise.
1610 (expand_call_inline): Remove callused handling.
1611 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1612 * tree-dfa.c (dump_variable): Likewise.
1613 * tree-parloops.c (parallelize_loops): Likewise.
1614 * tree-ssa.c (init_tree_ssa): Likewise.
1615 (delete_tree_ssa): Likewise.
1616 * tree-flow-inline.h (is_call_used): Remove.
1617 * tree-flow.h (struct gimple_df): Remove callused member.
1618 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1619 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1620 (ref_maybe_used_by_call_p_1): Simplify.
1621 (call_may_clobber_ref_p_1): Likewise.
1622 * tree-ssa-structalias.c (compute_points_to_sets): Set
1623 the call stmt used and clobbered sets.
1624 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1625 (find_tail_calls): Verify the tail call.
1627 2010-04-12 Richard Guenther <rguenther@suse.de>
1629 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1630 single-iteration always-inline inlining.
1631 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1632 (cgraph_decide_inlining): Do not handle always-inline specially.
1633 (try_inline): Remove always-inline cycle detection special case.
1634 Do not recurse on always-inlines.
1635 (cgraph_early_inlining): Do not iterate if not optimizing.
1636 (cgraph_gate_early_inlining): remove.
1637 (pass_early_inline): Run unconditionally.
1638 (gate_cgraph_decide_inlining): New function.
1639 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1640 not inlining or optimizing.
1641 (cgraph_decide_inlining_of_small_functions): Also consider
1642 always-inline functions.
1643 (cgraph_default_inline_p): Return true for nodes which should
1644 disregard inline limits.
1645 (estimate_function_body_sizes): Assume zero size and time for
1646 nodes which are marked as disregarding inline limits.
1647 (cgraph_decide_recursive_inlining): Do not perform recursive
1648 inlining on always-inline nodes.
1650 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1653 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1654 for exprs satisfying handled_component_p.
1656 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1658 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1659 non-constant aggregate elements.
1661 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1662 is a real initialization.
1664 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1667 * c-decl.c (start_function): Move forward check for nested function.
1669 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1671 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1672 * config/sh/sh.c: Include reload.h.
1673 (sh_legitimize_reload_address): New.
1674 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1675 sh_legitimize_reload_address.
1677 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1679 * config/sh/sh.md (*movqi_pop): New insn pattern.
1680 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1682 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1684 * config/i386/i386.md (any_shiftrt): New code iterator.
1685 (shiftrt_insn): New code attribute.
1687 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1688 using any_shiftrt code iterator.
1689 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1690 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1691 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1692 pattern from corresponding peephole2 patterns.
1693 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1694 using any_shiftrt code iterator.
1695 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1696 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1697 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1698 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1699 *{ashr,lshr}<mode>3_cmp_zext.
1700 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1702 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1704 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1706 (*lshr<mode>3_cconly): Ditto.
1708 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1710 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1711 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1712 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1713 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1715 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1716 from corresponding peephole2 patterns.
1717 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1718 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1719 and *lshrdi3_1_rex64 using SWI mode iterator.
1720 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1721 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1722 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1723 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1724 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1725 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1726 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1727 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1728 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1731 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1733 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1734 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1735 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1736 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1738 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1739 from corresponding peephole2 patterns.
1740 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1741 (ashrsi3_cvt): Rename from ashrsi3_31.
1742 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1743 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1744 and x86_64_shift_adj_3 using SWI48 mode iterator.
1745 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1746 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1747 and *ashrdi3_1_rex64 using SWI mode iterator.
1748 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1749 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1750 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1751 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1752 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1753 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1754 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1755 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1756 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1758 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1759 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1760 x86_shift<mode>_adj_3 expanders.
1762 2010-04-10 Wei Guozhi <carrot@google.com>
1765 * config/arm/arm.c (arm_pic_static_addr): New function.
1766 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1768 (arm_output_addr_const_extra): Output expression for new pattern.
1769 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1771 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1773 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1776 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1777 * web.c: Include "insn-config.h" and "recog.h".
1778 (union_match_dups): New function.
1779 (web_main): Call it.
1780 (union_defs): Don't try to recognize match_dups.
1782 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1783 if doing so would replace the entire pattern.
1785 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1789 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1790 and splitter pattern. Change splitter operand 1 predicate to
1793 2010-04-09 Martin Jambor <mjambor@suse.cz>
1795 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1796 lattices are addresses of CONST_DECLs with the same initial value.
1797 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1798 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1800 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1801 Bernd Schmidt <bernds@codesourcery.com>
1803 * loop-invariant.c (replace_uses): New static function.
1804 (move_invariant_reg): Use it to ensure we can replace the uses.
1806 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1808 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1810 (picochip_override_options): Enable section anchors only above -O1.
1811 (picochip_reorg): Fixed a couple of build warnings.
1813 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1815 * configure.ac (plugin -rdynamic test): Log result.
1816 * configure: Regenerate.
1817 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1818 (RDYNAMIC_SPEC): Define.
1819 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1821 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1823 * configure.ac: Determine Sun ld version numbers.
1824 (comdat_group): Restrict GNU ld version checks to gld.
1825 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1826 (enable_comdat): Support --enable-comdat.
1827 * configure: Regenerate.
1828 * doc/install.texi (Configuration): Document --enable-comdat.
1830 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1832 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1833 * config/sol2-gld.h: ... here.
1834 * config.gcc (sparc*-*-solaris2*): Reflect this.
1835 (i[34567]86-*-solaris2*): Use it.
1837 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1839 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1841 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1843 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1846 * diagnostic.c (diagnostic_initialize): Initialize
1847 some_warnings_are_errors.
1848 (diagnostic_finish): New.
1849 (diagnostic_action_after_output): Call it before exiting.
1850 (diagnostic_report_diagnostic): Do not print message here. Set
1851 some_warnings_are_errors.
1852 * diagnostic.h (diagnostic_context): Delete
1853 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1854 (diagnostic_finish): Declare.
1855 * toplev.c (toplev_main): Call it before exit.
1857 2010-04-09 Jason Merrill <jason@redhat.com>
1860 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1861 for incomplete type.
1864 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1865 based on a warning flag.
1867 2010-04-09 Richard Guenther <rguenther@suse.de>
1869 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1871 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1874 * varasm.c (default_assemble_visibility): Wrap vars that are
1875 set, but unused, by targets without GAS.
1876 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1877 Remove set, but unused, vars.
1878 (rs6000_legitimize_tls_address): Likewise.
1879 (altivec_expand_dst_builtin): Likewise.
1880 * config/darwin.c (machopic_classify_symbol): Likewise.
1881 (machopic_indirection_name): Likewise.
1883 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1885 * config/i386/i386.md (DWI): New mode iterator.
1886 (S): New mode attribute.
1887 (shift_operand): Ditto.
1888 (shift_immediate_operand): Ditto.
1889 (ashl_input_operand): Ditto.
1890 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1891 using SDWIM mode iterator.
1892 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1893 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1895 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1896 from corresponding peephole2 patterns.
1897 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1898 and x86_64_shift_adj_1 using SWI48 mode iterator.
1899 (x86_shift<mode>_adj_2): Ditto.
1900 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1901 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1902 using SWI48 mode iterator.
1903 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1904 *ashldi3_cmp_rex64 using SWI mode iterator.
1905 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1906 *ashldi3_cconly_rex64 using SWI mode iterator.
1907 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1908 x86_shift<mode>_adj_{1,2}.
1909 (ix86_split_ashr): Ditto.
1910 (ix86_split_lshr): Ditto.
1912 2010-04-09 Richard Guenther <rguenther@suse.de>
1914 * target.h (builtin_conversion): Pass in input and output types.
1915 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1916 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1917 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1918 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1920 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1922 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1924 2010-04-09 Richard Guenther <rguenther@suse.de>
1927 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1929 2010-04-09 Richard Guenther <rguenther@suse.de>
1931 * tree-vectorizer.h (struct _stmt_vec_info): Document
1932 that vectype is the type of the LHS.
1933 (supportable_widening_operation, supportable_narrowing_operation):
1934 Get both input and output vector types as arguments.
1935 (vect_is_simple_use_1): Declare.
1936 (get_same_sized_vectype): Likewise.
1937 * tree-vect-loop.c (vect_determine_vectorization_factor):
1938 Set STMT_VINFO_VECTYPE to the vector type of the def.
1939 (vectorizable_reduction): Adjust.
1940 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1941 Adjust. Specify the output vector type.
1942 (vect_pattern_recog_1): Adjust.
1943 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1944 (vectorizable_call): Adjust.
1945 (vectorizable_conversion): Likewise.
1946 (vectorizable_operation): Likewise.
1947 (vectorizable_type_demotion): Likewise.
1948 (vectorizable_type_promotion): Likewise.
1949 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1951 (vect_is_simple_use_1): New function.
1952 (supportable_widening_operation): Get both input and output
1954 (supportable_narrowing_operation): Likewise.
1955 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1957 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1959 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1960 __thiscall and _thiscall as predefined macros.
1961 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1962 thiscall attribute handling.
1963 (ix86_comp_type_attributes): Likewise.
1964 (ix86_function_regparm): Likewise.
1965 (ix86_return_pops_args): Likewise.
1966 (init_cumulative_args): Likewise.
1967 (find_drap_reg): Likewise.
1968 (ix86_static_chain): Likewise.
1969 (x86_this_parameter): Likewise.
1970 (x86_output_mi_thunk): Likewise.
1971 (ix86_attribute_table): Add description for thiscall attribute.
1972 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1973 * doc/extend.texi: Add documentation for thiscall.
1975 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1978 * c.opt (Wint-to-pointer-cast): Available in C++.
1979 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1981 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1983 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1984 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1985 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1986 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1987 function type instead. Reorder and simplify checks.
1989 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1991 2010-04-08 Jing Yu <jingyu@google.com>
1992 Zdenek Dvorak <ook@ucw.cz>
1994 PR tree-optimization/42720
1995 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1996 loop unswitch conditions here from ...
1997 (tree_unswitch_single_loop): ... here.
1999 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2001 * tree-if-conv.c: Fix comments and simplify logic.
2003 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2005 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2006 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2007 (main_tree_if_conversion): Update call to tree_if_conversion.
2009 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2012 * doc/invoke.texi (-b,-V): Delete.
2013 * doc/tm.texi: Do not mention -b.
2014 * gcc.c (display_help): Delete -b and -V.
2015 (process_command): Delete -b and -V.
2016 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2018 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2019 Wolfgang Gellerich <gellerich@de.ibm.com>
2021 Implement target hook for loop unrolling
2022 * target.h (loop_unroll_adjust): Add a new target hook function.
2023 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2024 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2025 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2026 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2027 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2029 (decide_unroll_stupid): Likewise.
2031 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2034 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2036 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2038 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2039 (Specific, *-*-solaris2*): Likewise.
2040 Don't prefer Sun as over GNU as.
2042 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2044 * config/s390/s390.c (override_options): Adjust the z10
2045 defaults for max-unroll-times, max-completely-peeled-insns
2046 and max-completely-peel-times.
2048 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2050 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2051 instructions for z10.
2052 (s390_expand_setmem): Likewise.
2053 (s390_expand_cmpmem): Likewise.
2055 2010-04-08 Richard Guenther <rguenther@suse.de>
2057 PR tree-optimization/43679
2058 * tree-ssa-pre.c (eliminate): Only propagate copies.
2060 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2063 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2064 set but not used variable warning.
2066 2010-04-08 Wei Guozhi <carrot@google.com>
2069 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2070 (arm_size_rtx_costs): Call the new function when optimized for size.
2072 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2075 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2076 op0 is not a MEM, just return NULL instead of assertion
2078 (discover_nonconstant_array_refs): Don't walk debug stmts.
2080 2010-04-08 Doug Kwan <dougkwan@google.com>
2082 * configure.ac: Recognize gold and do not use its version number
2083 to test ld features.
2084 * configure: Regenerate.
2086 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2089 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2090 (negate_value): Move code to push elements to broken_up_substracts ...
2091 (eliminate_plus_minus_pair): ... here. Push operands that have no
2092 negative pair to plus_negates.
2093 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2095 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2097 * doc/install.texi (Configuration): Move description of
2098 --enable-lto, --with-libelf*, --enable-gold from Java section to
2101 * doc/generic.texi (Working with declarations)
2102 (Function Properties, C and C++ Trees): Fix typos.
2103 * doc/sourcebuild.texi (Top Level): Likewise.
2105 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2108 * tree.h (DECL_READ_P): Define.
2109 (struct tree_decl_common): Add decl_read_flag.
2110 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2111 a set but not used warning.
2112 (merge_decls): Merge DECL_READ_P flag.
2113 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2114 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2115 * c-common.c (handle_used_attribute, handle_unused_attribute):
2117 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2119 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2121 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2122 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2123 c_parser_binary_expression, c_parser_cast_expression,
2124 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2125 Call default_function_array_read_conversion instead of
2126 default_function_array_conversion where needed.
2127 (c_parser_unary_expression, c_parser_conditional_expression,
2128 c_parser_postfix_expression_after_primary, c_parser_initelt):
2129 Likewise. Call mark_exp_read where needed.
2130 (c_parser_statement_after_labels, c_parser_asm_operands,
2131 c_parser_typeof_specifier, c_parser_sizeof_expression,
2132 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2134 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2136 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2137 (warn_unused_but_set_parameter): Default to warn_unused
2139 * doc/invoke.texi: Document -Wunused-but-set-variable and
2140 -Wunused-but-set-parameter.
2142 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2143 used count variable.
2144 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2145 when operandN variables aren't used in the body of the expander
2147 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2148 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2149 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2150 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2151 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2152 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2153 * tree.c (PROCESS_ARG): Likewise.
2155 2010-04-07 Simon Baldwin <simonb@google.com>
2157 * diagnostic.h (diagnostic_override_option_index): New macro to
2158 set a diagnostic's option_index.
2159 * c-tree.h (c_cpp_error): Add warning reason argument.
2160 * opts.c (_warning_as_error_callback): New.
2161 (register_warning_as_error_callback): Store callback for
2162 warnings enabled via enable_warning_as_error.
2163 (enable_warning_as_error): Call callback, minor code tidy.
2164 * opts.h (register_warning_as_error_callback): Declare.
2165 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2166 response to -Werror=.
2167 (c_common_init_options): Register warning_as_error_callback in opts.c.
2168 * common.opt: Add -Wno-cpp option.
2169 * c-common.c (struct reason_option_codes_t): Map cpp warning
2170 reason codes to gcc option indexes.
2171 * (c_option_controlling_cpp_error): New function, lookup the gcc
2172 option index for a cpp warning reason code.
2173 * (c_cpp_error): Add warning reason argument, call
2174 c_option_controlling_cpp_error for diagnostic_override_option_index.
2175 * doc/invoke.texi: Document -Wno-cpp.
2177 2010-04-07 Richard Guenther <rguenther@suse.de>
2179 * ipa-reference.c (mark_load): Use get_base_address.
2180 (mark_store): Likewise.
2182 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2183 inserting GIMPLE_NOPs into the IL.
2184 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2185 Explicitly strip handled components and indirect references.
2187 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2188 folding address expressions.
2189 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2190 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2191 operand_equal_p to compare decls.
2192 (ptr_deref_may_alias_decl_p): Likewise.
2193 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2194 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2195 Handle reversed comparison ops.
2196 * tree-sra.c (asm_visit_addr): Use get_base_address.
2197 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2198 * ipa-reference.c (mark_address): Use get_base_address.
2200 2010-04-07 Richard Guenther <rguenther@suse.de>
2202 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2203 Propagate constants everywhere.
2205 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2208 * tree.c (MAX_INT_CACHED_PREC): Define.
2209 (nonstandard_integer_type_cache): New array.
2210 (build_nonstandard_integer_type): Cache results for precision
2211 <= MAX_INT_CACHED_PREC.
2213 2010-04-07 Richard Guenther <rguenther@suse.de>
2215 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2216 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2217 * common.opt: Likewise.
2218 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2219 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2220 (nonoverlapping_memrefs_p): Likewise.
2221 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2222 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2223 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2224 OPT_fargument_noalias_global for backward compatibility.
2226 2010-04-07 Richard Guenther <rguenther@suse.de>
2228 PR tree-optimization/43270
2229 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2230 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2231 * tree-ssa-pre.c (phi_translate_1): Adjust.
2232 (fully_constant_expression): Split out vn_reference handling to ...
2233 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2234 Fold reads from constant strings.
2235 (vn_reference_lookup): Handle fully constant references.
2236 (vn_reference_lookup_pieces): Likewise.
2237 * Makefile.in (expmed.o-warn): Add -Wno-error.
2239 2010-04-07 Martin Jambor <mjambor@suse.cz>
2241 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2243 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2246 * gcc.c: Add -static-libstdc++ to list of recognized options.
2248 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2250 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2252 2010-04-07 Richard Guenther <rguenther@suse.de>
2255 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2256 bases build simple mem attributes to retain points-to information.
2258 2010-04-07 Richard Guenther <rguenther@suse.de>
2261 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2262 preserve points-to related information.
2264 2010-04-07 Richard Guenther <rguenther@suse.de>
2267 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2268 discard plain indirect references.
2269 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2270 * tree.c (tree_nop_conversion): Likewise.
2272 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2275 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2277 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2279 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2280 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2282 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2284 * tree-if-conv.c: Fix indentation and comments.
2286 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2288 * tree-if-conv.c: Sort static functions in topological order.
2290 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2292 * tree-if-conv.c: Fix indentation and comments.
2294 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2297 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2298 lang_hooks.types.type_for_size instead of
2299 build_nonstandard_integer_type.
2300 When converting an unsigned type to signed, double its precision.
2301 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2302 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2303 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2306 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2309 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2310 POINTER_PLUS_EXPR for pointer types.
2312 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2315 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2316 * graphite-clast-to-gimple.c: Include langhooks.h.
2317 (max_signed_precision_type): New.
2318 (max_precision_type): Takes two types as arguments.
2319 (precision_for_value): New.
2320 (precision_for_interval): New.
2321 (gcc_type_for_interval): New.
2322 (gcc_type_for_value): New.
2323 (gcc_type_for_clast_term): New.
2324 (gcc_type_for_clast_red): New.
2325 (gcc_type_for_clast_bin): New.
2326 (gcc_type_for_clast_expr): Split up into several functions.
2327 (gcc_type_for_clast_eq): Rewritten.
2328 (compute_bounds_for_level): New.
2329 (compute_type_for_level_1): New.
2330 (compute_type_for_level): New.
2331 (gcc_type_for_cloog_iv): Removed.
2332 (gcc_type_for_iv_of_clast_loop): Rewritten.
2333 (graphite_create_new_loop): Compute the lower and upper bound types
2334 with gcc_type_for_clast_expr.
2335 (graphite_create_new_loop_guard): Same.
2336 (find_cloog_iv_in_expr): Removed.
2337 (compute_cloog_iv_types_1): Removed.
2338 (compute_cloog_iv_types): Removed.
2339 (gloog): Do not call compute_cloog_iv_types.
2340 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2342 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2343 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2344 (GBB_CLOOG_IV_TYPES): Removed.
2346 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2348 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2349 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2350 (detect_commutative_reduction): Same.
2352 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2354 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2355 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2357 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2358 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2359 (rewrite_commutative_reductions_out_of_ssa): Same.
2360 * passes.c (execute_function_todo): Call verify_ssa for every pass
2361 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2362 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2363 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2364 with an extra argument.
2365 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2366 verify_ssa only when the extra argument is true.
2367 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2368 with an extra argument.
2369 (tree_transform_and_unroll_loop): Same.
2371 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2373 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2374 for all the passes of the LNO having LOOP_CLOSED_SSA.
2375 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2376 * tree-loop-distribution.c (pass_loop_distribution): Same.
2377 * tree-pass.h (TODO_verify_loops): Removed.
2378 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2380 (pass_tree_unswitch): Same.
2381 (pass_predcom): Same.
2382 (pass_vectorize): Same.
2383 (pass_linear_transform): Same.
2384 (pass_graphite_transforms): Same.
2385 (pass_iv_canon): Same.
2386 (pass_complete_unroll): Same.
2387 (pass_complete_unrolli): Same.
2388 (pass_parallelize_loops): Same.
2389 (pass_loop_prefetch): Same.
2390 (pass_iv_optimize): Same.
2392 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2395 * passes.c (init_optimization_passes): Move pass_lim before
2396 pass_copy_prop and pass_dce_loop.
2398 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2401 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2402 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2403 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2404 MULTI_* defines for 4 argument vpermil2p* builtins.
2406 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2408 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2409 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2410 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2411 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2412 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2413 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2414 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2415 Use x86_maybe_negate_const_int to output insn mnemonic.
2416 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2417 check from instruction predicate. Update comments.
2418 * config/i386/sync.md (sync_add<mode>): Use
2419 x86_maybe_negate_const_int to output insn mnemonic.
2421 2010-04-06 Jan Hubicka <jh@suse.cz>
2423 PR tree-optimization/42906
2424 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2425 IGNORE_SELF argument. Set visited_control_parents for fully
2427 (find_obviously_necessary_stmts): Update call of
2428 mark_control_dependent_edges_necessary.
2429 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2431 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2433 * config/i386/i386.md: Remove comment about 'e' and 'E'
2436 2010-04-06 Richard Guenther <rguenther@suse.de>
2438 PR tree-optimization/43627
2439 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2440 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2443 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2445 * BASE-VER: Change to 4.6.0.
2448 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2451 2010-04-06 Richard Guenther <rguenther@suse.de>
2454 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2456 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2458 * doc/invoke.texi (Optimize Options): Document that LTO
2459 won't remove object access purely due to incompatible
2462 2010-04-04 Matthias Klose <doko@ubuntu.com>
2464 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2465 Initialize variable.
2467 2010-04-03 Richard Guenther <rguenther@suse.de>
2470 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2471 require a non-NULL MEM_OFFSET.
2473 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2475 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2476 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2477 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2478 config/alpha/predicates.md, config/arm/arm.md,
2479 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2480 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2481 config/darwin9.h, config/darwin.c, config/darwin.h,
2482 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2483 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2484 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2485 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2486 config/mips/mips.md, config/mn10300/mn10300.c,
2487 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2488 config/rs6000/aix.h, config/rs6000/dfp.md,
2489 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2490 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2491 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2492 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2493 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2494 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2495 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2496 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2497 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2498 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2499 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2500 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2501 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2502 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2503 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2504 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2505 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2506 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2507 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2508 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2509 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2510 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2511 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2512 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2513 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2514 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2515 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2516 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2517 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2518 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2519 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2520 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2521 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2522 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2523 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2524 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2526 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2529 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2530 * aclocal.m4: Regenerate.
2532 2010-04-02 Richard Guenther <rguenther@suse.de>
2534 PR tree-optimization/43629
2535 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2536 if we have seen a constant value.
2538 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2540 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2542 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2545 * arm.c (legitimize_tls_address): Adjust call to
2546 gen_tls_load_dot_plus_four.
2547 (arm_note_pic_base): New function.
2548 (arm_cannot_copy_insn_p): Use it.
2549 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2552 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2557 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2559 * Makefile.in ($(out_object_file)): Depend on
2560 gt-$(basename $(notdir $(out_file))).h.
2562 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2564 * config.gcc (lm32-*-rtems*): Add t-lm32.
2566 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2568 * config.gcc: Add lm32-*-rtems*.
2569 * config/lm32/rtems.h: New file.
2571 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2574 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2576 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2578 * dwarf2out.c (output_compilation_unit_header): For
2579 -gdwarf-4 use version 4 instead of version 3.
2580 (output_line_info): For version 4 and above emit additional
2581 maximum ops per insn header field.
2582 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2584 * dwarf2out.c (is_c_family, is_java): Remove.
2585 (lower_bound_default): New function.
2586 (add_bound_info, gen_descr_array_type_die): Use it.
2588 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2591 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2592 re-declaration when it happens in a function.
2594 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2596 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2597 (cgraph_remove_function_insertion_hook): Same.
2598 (cgraph_call_function_insertion_hooks): Same.
2600 2010-04-01 Richard Guenther <rguenther@suse.de>
2603 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2604 and TREE_THIS_VOLATILE.
2605 (copy_ref_info): Likewise.
2606 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2607 * tree.c (build6_stat): Ignore side-effects of all but arg5
2608 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2611 2010-04-01 Richard Guenther <rguenther@suse.de>
2613 PR tree-optimization/43607
2614 * ipa-type-escape.c (check_call): Do not access non-existing
2617 2010-04-01 Richard Guenther <rguenther@suse.de>
2621 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2622 Jack Howarth <howarth@bromo.med.uc.edu>
2624 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2627 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2629 * doc/install.texi (Prerequisites): Document libelf usability on
2630 IRIX 5/6 and Solaris 2.
2631 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2632 Update GNU as, GNU ld requirements.
2633 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2634 Document Sun Studio compiler download.
2635 Update and simplify as, ld recommendations.
2636 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2638 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2640 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2641 with_tune_32 to pentium4.
2643 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2645 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2647 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2649 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2650 obsoletion, removal.
2652 Document GNU as requirement.
2653 Update configure requirements.
2654 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2655 Recomment IRIX 6.5.18+.
2656 Document IDF/IDL requirement.
2657 Document GNU as requirement.
2658 Document GNU ld bootstrap failure.
2659 Remove freeware.sgi.com reference.
2661 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2663 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2664 UNIX V4.0, V5.0 obsoletion, removal.
2665 Remove --with-gc=simple reference.
2666 Update VM requirements during bootstrap.
2667 Remove -oldas bootstrap description.
2668 Update binutils reference.
2669 Remove comparison failure note.
2671 2010-03-31 Richard Guenther <rguenther@suse.de>
2672 Zdenek Dvorak <ook@ucw.cz>
2673 Sebastian Pop <sebastian.pop@amd.com>
2676 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2677 with multiple arguments.
2678 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2680 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2682 * graphite-dependences.c (print_pddr): Call print_pdr with an
2684 * graphite-poly.c (debug_pdr): Add an extra argument for the
2687 (print_pbb_domain): Same.
2689 (print_scop_context): Same.
2691 (print_cloog): Same.
2692 (debug_pbb_domain): Same.
2696 (debug_scop_context): Same.
2698 (debug_cloog): Same.
2699 (print_scop_params): Same.
2700 (debug_scop_params): Same.
2701 (print_iteration_domain): Same.
2702 (print_iteration_domains): Same.
2703 (debug_iteration_domain): Same.
2704 (debug_iteration_domains): Same.
2705 (print_scattering_function): Same.
2706 (print_scattering_functions): Same.
2707 (debug_scattering_function): Same.
2708 (debug_scattering_functions): Same.
2709 * graphite-poly.h (debug_pdr): Update declaration.
2711 (print_pbb_domain): Same.
2713 (print_scop_context): Same.
2715 (print_cloog): Same.
2716 (debug_pbb_domain): Same.
2720 (debug_scop_context): Same.
2722 (debug_cloog): Same.
2723 (print_scop_params): Same.
2724 (debug_scop_params): Same.
2725 (print_iteration_domain): Same.
2726 (print_iteration_domains): Same.
2727 (debug_iteration_domain): Same.
2728 (debug_iteration_domains): Same.
2729 (print_scattering_function): Same.
2730 (print_scattering_functions): Same.
2731 (debug_scattering_function): Same.
2732 (debug_scattering_functions): Same.
2734 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2736 * graphite-poly.c (print_scattering_function_1): New.
2737 (print_scattering_function): Call it.
2738 (print_scop_params): Remove spaces at the end of lines.
2741 * graphite-poly.h (print_cloog): Declared.
2742 (debug_cloog): Declared.
2744 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2746 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2748 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2749 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2750 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2751 to switch between adding the IV bump in loop->latch or in loop->header.
2753 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2755 * graphite-poly.c (print_scattering_function): Pretty print following
2758 (print_pbb_domain): Same.
2759 (dump_gbb_cases): Same.
2760 (dump_gbb_conditions): Same.
2763 (print_scop_params): Same.
2764 (print_scop_context): Same.
2766 (print_pbb_body): New.
2767 (lst_indent_to): New.
2768 (print_lst): Start new lines with a #.
2769 * graphite-poly.h (pbb_bb): New.
2770 (pbb_index): Use pbb_bb.
2771 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2773 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2775 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2777 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2778 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2779 and 0 instead of 1 for dw_val_class_flag.
2780 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2781 dw_val_class_range_list, dw_val_class_loc_list,
2782 dw_val_class_lineptr and dw_val_class_macptr, use
2783 DW_FORM_flag_present for dw_val_class_flag and
2784 DW_FORM_exprloc for dw_val_class_loc.
2785 (output_die): For -gdwarf-4 print dw_val_class_loc
2786 size as uleb128 instead of 1 or 2 bytes and don't print
2787 anything for dw_val_class_flag.
2789 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2790 instead of cselib_lookup following by tweaking locs->setting_insn.
2793 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2794 even before returning from label, setjmp call or volatile asm
2797 2010-03-31 Richard Guenther <rguenther@suse.de>
2800 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2801 temporary data on stack.
2803 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2805 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2806 (PUSHSECTION_ASM_OP): Remove.
2807 (POPSECTION_ASM_OP): Remove.
2808 (PUSHSECTION_FORMAT): Remove.
2809 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2810 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2811 * config/sol2.c (solaris_output_init_fini): Use it.
2813 2010-03-31 Jie Zhang <jie@codesourcery.com>
2816 * opt-functions.awk (var_type_struct): Use signed char type
2817 for simple variables.
2819 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2821 * config/sol2.c: Include output.h.
2822 (solaris_assemble_visibility): New function.
2823 * config/t-sol2 (sol2.o): Add output.h dependency.
2824 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2825 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2828 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2831 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2832 V2SImode or XFmode on PRE_DEC.
2835 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2838 2010-03-31 Jie Zhang <jie@codesourcery.com>
2841 * reload.h (caller_save_initialized_p): Declare.
2842 * toplev.c (backend_init_target): Don't call
2843 init_caller_save but set caller_save_initialized_p to false.
2844 * caller-save.c (caller_save_initialized_p): Define.
2845 (init_caller_save): Check caller_save_initialized_p.
2846 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2848 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2851 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2852 and soft-fp/t-softfp to tmake_file.
2853 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2854 (LIBGCC2_TF_CEXT): Define.
2857 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2860 * cselib.c (n_useless_values): Document handling of debug locs.
2861 (n_useless_debug_values, n_debug_values): New variables.
2862 (new_elt_loc_list): Don't add to debug values, keep count.
2863 (promote_debug_loc): New.
2864 (cselib_reset_table): Zero new variables.
2865 (entry_and_rtx_equal_p): Promote debug locs.
2866 (discard_useless_locs): Increment n_useless_debug_values for
2868 (remove_useless_values): Adjust n_useless_values and n_debug_values
2869 with n_useless_debug_values.
2870 (add_mem_for_addr): Promote debug locs.
2871 (cselib_lookup_mem): Likewise.
2872 (cselib_lookup_addr): Renamed to...
2873 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2874 (cselib_log_lookup): ... this. Turn into...
2875 (cselib_lookup_addr): ... new wrapper.
2876 (cselib_lookup_from_insn): New.
2877 (cselib_invalidate_regno): Increment n_useless_debug_values for
2879 (cselib_invalidate_mem): Likewise.
2880 (cselib_process_insn): Take n_deleted and n_debug_values into
2881 account to guard remove_useless_value call.
2882 (cselib_finish): Zero n_useless_debug_values.
2883 * cselib.h (cselib_lookup_from_insn): Declare.
2884 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2885 (sched_analyze_2): Likewise.
2887 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2889 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2891 (adjust_mems): Replace narrowing SUBREG of expression containing
2892 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2893 with operations in the narrower mode.
2896 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2897 regs_invalidated_by_call instead all call_used_reg_set registers.
2899 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2902 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2903 pointer comparisons with types_compatible_p.
2904 * tree-vect-stmts.c (vectorizable_call): Same.
2905 (vectorizable_condition): Same.
2907 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2909 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2910 stack check if the mask would be zero.
2912 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2913 Jack Howarth <howarth@bromo.med.uc.edu>
2915 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2918 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2921 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2923 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2924 Include ___unordxf2 and ___unordtf2.
2925 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2928 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2930 * config/lm32/t-lm32: New file.
2931 * config.gcc: Use the above file when targetting lm32.
2933 2010-03-28 Duncan Sands <baldrick@free.fr>
2935 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2937 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2940 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2941 Improve vectorization cost model diagnostic.
2943 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2946 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2947 compute_data_dependences_for_loop returns false, early exit
2948 and output an extra diagnostic for the failed data reference
2951 2010-03-29 Richard Guenther <rguenther@suse.de>
2953 PR tree-optimization/43560
2954 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2955 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2957 2010-03-29 Jie Zhang <jie@codesourcery.com>
2960 * toplev.c (process_options): Set optimization_default_node
2961 and optimization_current_node.
2962 * opts.c (decode_options): Don't set optimization_default_node
2963 and optimization_current_node.
2965 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2967 * config/rtems.h: Abandon -qrtems_debug.
2969 2010-03-28 Jan Hubicka <jh@suse.cz>
2971 PR tree-optimization/43505
2972 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2973 map should not be copied.
2975 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2978 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2979 cdtors, set DECL_PRESERVE_P.
2980 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2983 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2985 PR tree-optimization/43528
2986 * stor-layout.c (place_field): Check that constant fits into
2987 unsigned HWI when skipping calculation of MS bitfield layout.
2989 2010-03-27 Jan Hubicka <jh@suse.cz>
2992 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2993 notice_global_symbol work.
2995 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2997 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2998 instead of dwarf2out_decl.
2999 (struct var_loc_node): Remove section_label field.
3000 (dwarf2out_function_decl): New function.
3001 (dwarf2out_var_location): Don't set section_label field.
3002 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3004 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3006 PR tree-optimization/43544
3007 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3008 First argument for builtin vectorized function hook is now a
3009 tree to be able to distinguish between machine specific and
3011 * targhooks.c (default_builtin_vectorized_function): Ditto.
3012 * targhooks.h (default_builtin_vectorized_function): Ditto.
3013 * target.h (struct gcc_target): Ditto.
3014 * tree-vect-stmts.c (vectorizable_function): Ditto.
3015 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3016 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3019 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3022 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3023 nested binding iff it is a FUNCTION_DECL.
3024 (store_parm_decls_newstyle): Pass nested=true to bind for
3025 FUNCTION_DECLs amongst parameters.
3027 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3029 * var-tracking.c (vt_expand_loc_callback): Don't run
3030 cselib_expand_value_rtx_cb in dummy mode if
3031 cselib_dummy_expand_value_rtx_cb returned false.
3033 * var-tracking.c (emit_note_insn_var_location): For one part
3034 notes with offset 0, don't add EXPR_LIST around the location.
3035 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3036 add_location_or_const_value_attribute): Adjust for that change.
3039 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3040 into first operand and location into second.
3041 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3042 dw_cfi_oprnd_loc for DW_CFA_expression.
3043 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3044 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3045 assume first argument is regnum and second argument is location.
3047 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3050 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3051 of scratch register to DImode. Split to DImode comparison operator.
3052 Use SImode subreg of scratch register in the multiplication.
3053 (*cmp_sadd_sidi): Ditto.
3054 (*cmp_ssub_si): Ditto.
3055 (*cmp_ssub_sidi): Ditto.
3057 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3060 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3061 Remove invalid assert and wrong comment.
3063 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3066 * flags.h (final_insns_dump_p): New extern.
3067 * final.c (final_insns_dump_p): New variable.
3068 (rest_of_clean_state): Set it before -fdump-final-insns=
3069 dumping, clear afterwards.
3070 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3071 MEM_ALIAS_SET on MEMs.
3073 2010-03-26 David S. Miller <davem@davemloft.net>
3075 * configure.ac: Fix sparc GOTDATA_OP bug check.
3076 * configure: Rebuild.
3078 2010-03-26 Alan Modra <amodra@gmail.com>
3080 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3082 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3084 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3085 TLS_SECTION_ASM_FLAG.
3087 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3090 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3091 Clear first_function_block_is_cold.
3094 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3095 argument if the argument is truth_value_p.
3097 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3099 * config/rs6000/constraints.md: Update copyright year for my changes.
3102 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3103 used in reg+reg addressing, swap registers.
3105 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3108 * target.h (struct gcc_target): Add code_end hook.
3109 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3111 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3112 * toplev.c (compile_file): Call targetm.asm_out.code_end
3113 hook before unwind info/debug info output.
3114 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3115 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3116 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3117 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3118 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3119 * config/i386/i386.c (ix86_file_end): Renamed to...
3120 (ix86_code_end): ... this. Make static. Don't call
3121 file_end_indicate_exec_stack. Emit unwind info using
3122 final_start_function/final_end_function.
3123 (darwin_x86_file_end): Remove.
3124 (TARGET_ASM_CODE_END): Define.
3125 * config/i386/i386.h (TARGET_ASM_FILE_END,
3126 NEED_INDICATE_EXEC_STACK): Don't define.
3127 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3128 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3129 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3130 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3133 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3134 at the beginning and final_end_function at the end.
3135 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3137 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3139 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3140 and Sun as TLS syntax.
3141 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3142 * configure: Regenerate.
3143 * config.in: Regenerate.
3144 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3145 (default_elf_asm_named_section): Use it.
3146 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3147 (i386_output_dwarf_dtprel): Likewise.
3148 (output_addr_const_extra): Likewise.
3149 (output_pic_addr_const): Lowercase @GOTTPOFF.
3150 (output_addr_const_extra): Likewise.
3151 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3152 (output_addr_const_extra): Likewise.
3153 (output_pic_addr_const): Lowercase @INDNTPOFF.
3154 (output_addr_const_extra): Likewise.
3155 (output_pic_addr_const): Lowercase @NTPOFF.
3156 (output_addr_const_extra): Likewise.
3157 (output_pic_addr_const): Lowercase @TPOFF.
3158 (output_addr_const_extra): Likewise.
3159 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3160 (*tls_global_dynamic_64): Likewise.
3161 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3162 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3164 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3165 (ASM_OUTPUT_TLS_COMMON): Use it.
3166 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3169 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3170 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3171 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3172 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3173 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3174 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3176 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3178 * config/i386/i386.c (override_options): Don't accept
3179 -mtls-dialect=sun any longer.
3180 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3181 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3182 (*tls_local_dynamic_base_32_sun): Likewise.
3183 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3185 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3188 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3189 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3192 * ira.c (adjust_cleared_regs): New function.
3193 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3197 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3199 * expr.c (expand_expr_real): Restore previous
3200 curr_insn_source_location and curr_insn_block after
3201 expand_expr_real_1 call.
3202 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3203 instead of expand_expr_real_1.
3205 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3207 PR rtl-optimization/43413
3208 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3211 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3214 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3215 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3217 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3219 * config/i386/i386.c (ix86_target_string): Add -mfma.
3220 Fix a typo in comment.
3222 2010-03-22 Mike Stump <mikestump@comcast.net>
3225 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3226 Don't overly align based upon packed packed fields.
3228 2010-03-22 Jason Merrill <jason@redhat.com>
3230 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3231 Use () rather than [], and move before the element type.
3233 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3235 * doc/configfiles.texi (Configuration Files): Removed
3236 fixinc/Makefile*, intl/Makefile.*.
3237 * doc/makefile.texi: Fixed markup. Abstract from version
3238 control system used.
3239 (Makefile): Removed obsolete gcc/java/parse.y example.
3240 * doc/sourcebuild.texi: Likewise.
3241 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3242 libgomp, libssp. Removed fastjar.
3243 (Miscellaneous Docs): Clarify location.
3244 Added COPYING3, COPYING3.LIB.
3245 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3247 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3250 * config/i386/i386.c (x86_function_profiler)
3251 [!NO_PROFILE_COUNTERS]: Fix typo.
3252 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3255 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3256 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3258 * doc/sourcebuild.texi (Test Directives): Split into six
3259 subsections, with most of the current text in new subsections
3260 Directives, Selectors, and Final Actions.
3261 (Directives): Split list of test directives into multiple
3263 (Selectors): Describe use and syntax of selectors.
3264 (Effective-Target Keywords): Describe all existing keywords.
3265 (Add Options): Describe features for dg-add-options.
3266 (Require Support): Describe variants of dg-require-support.
3267 (Final Actions): Describe commands to use in dg-final.
3269 2010-03-22 Michael Matz <matz@suse.de>
3272 * recog.c (validate_replace_rtx_group): Replace also in
3273 REG_EQUAL and REG_EQUIV notes.
3275 2010-03-22 Richard Guenther <rguenther@suse.de>
3277 PR tree-optimization/43390
3278 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3279 sure vector extracts are type correct.
3281 2010-03-22 Richard Guenther <rguenther@suse.de>
3284 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3285 x * sqrt (x) even when optimizing for size if the target
3286 has native support for sqrt.
3288 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3290 * varasm.c (make_decl_rtl_for_debug): Also clear
3291 flag_mudflap for the duration of make_decl_rtl call.
3294 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3295 locs from preserved VALUEs.
3297 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3300 * pa.md (movmemsi): Set align to one if zero.
3301 (movmemdi): Likewise.
3303 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3306 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3307 with their corresponding prologue pushes.
3309 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3312 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3313 at the begining or end.
3314 (spu_expand_epilogue): Likewise.
3316 2010-03-20 Richard Guenther <rguenther@suse.de>
3318 PR rtl-optimization/43438
3319 * combine.c (make_extraction): Properly zero-/sign-extend an
3320 extraction of the low part of a CONST_INT. Also handle
3323 2010-03-19 Mike Stump <mikestump@comcast.net>
3325 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3326 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3327 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3329 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3332 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3335 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3337 PR rtl-optimization/42258
3338 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3339 use that may match DEF.
3342 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3343 the cost of loading the constant rather than assuming
3345 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3346 outer code is AND, do the same tests as the andsi3 expander and
3347 return COSTS_N_INSNS (1) if and is cheap.
3349 * optabs.c (avoid_expensive_constant): Fix formatting.
3351 2010-03-19 Michael Matz <matz@suse.de>
3354 * attribs.c (decl_attributes): When rebuilding a function pointer
3355 type use the same qualifiers as the original pointer type.
3357 2010-03-19 Martin Jambor <mjambor@suse.cz>
3359 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3360 and is_gimple_ip_invariant_address.
3362 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3365 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3367 * config/arm/arm.c (arm_override_options): Turn off
3368 flag_dwarf2_cfi_asm for AAPCS variants.
3370 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3373 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3374 Use PRE_MODIFY instead of PRE_DEC.
3375 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3376 (vfp_emit_fstmd): Likewise.
3378 2010-03-19 Michael Matz <matz@suse.de>
3381 * builtins.c (expand_builtin_interclass_mathfn,
3382 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3385 2010-03-19 Richard Guenther <rguenther@suse.de>
3387 PR tree-optimization/43415
3388 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3389 (phi_translate_1): ... this.
3390 (phi_translate): Move all caching here. Cache all NARY
3391 and REFERENCE translations.
3393 2010-03-19 David S. Miller <davem@davemloft.net>
3395 With help from Eric Botcazou.
3396 * config/sparc/sparc.c: Include dwarf2out.h.
3397 (emit_pic_helper): Delete.
3398 (pic_helper_symbol_name): Delete.
3399 (pic_helper_emitted_p): Delete.
3400 (pic_helper_needed): New.
3401 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3402 (get_pc_thunk_name): New.
3403 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3404 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3405 Set pic_helper_needed to true. Don't call emit_pic_helper.
3406 (sparc_expand_prologue): Update load_pic_register call.
3407 (sparc_output_mi_thunk): Likewise.
3408 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3409 thunk if possible. Output CFI information as needed.
3411 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3412 Jack Howarth <howarth@bromo.med.uc.edu>
3415 * config/i386/i386.h: Fix ABI on darwin x86-32.
3417 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3419 * tree.h: Declare make_decl_rtl_for_debug.
3420 * varasm.c (make_decl_rtl_for_debug): New.
3421 * dwarf2out.c (rtl_for_decl_location): Call it.
3422 * cfgexpand.c (expand_debug_expr): Call it.
3424 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3427 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3431 * var-tracking.c (vt_init_cfa_base): Do nothing if
3432 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3434 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3437 * var-tracking.c (canonicalize_vars_star): New.
3438 (dataflow_post_merge_adjust): Use it.
3440 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3443 * var-tracking.c (non_suitable_const): New function.
3444 (add_uses): For DEBUG_INSNs with constants, don't record any
3445 value, instead just the constant value itself.
3446 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3447 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3448 (emit_notes_in_bb): Likewise.
3449 (emit_note_insn_var_location): For onepart variables if
3450 cur_loc is a VOIDmode constant, use DECL_MODE.
3452 2010-03-18 Martin Jambor <mjambor@suse.cz>
3455 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3456 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3457 all non-clones. Moved call redirection...
3458 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3459 (cgraph_materialize_all_clones): Dispose of all
3460 combined_args_to_skip bitmaps.
3461 (verify_cgraph_node): Do not check for edges pointing to wrong
3462 nodes in inline clones.
3463 * tree-inline.c (copy_bb): Call
3464 cgraph_redirect_edge_call_stmt_to_callee.
3465 * ipa.c (cgraph_remove_unreachable_nodes): Call
3466 cgraph_node_remove_callees even when there are used clones.
3468 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3470 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3472 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3475 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3478 2010-03-18 Michael Matz <matz@suse.de>
3481 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3482 into sqrt(x) if we need to preserve signed zeros.
3484 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3485 Eric Botcazou <ebotcazou@adacore.com>
3487 PR rtl-optimization/43360
3488 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3489 note if we don't know its invariant status.
3491 2010-03-18 Michael Matz <matz@suse.de>
3493 PR tree-optimization/43402
3494 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3495 PHI chains of ssa names registered for update.
3497 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3500 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3501 non-offsettable and pre_modify update addressing.
3502 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3503 and "2" alternatives "#".
3504 (*movdd_softfloat32): Make all alternatives "#";
3505 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3506 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3507 (*movdf_softfloat32): Make all alternatives "#";
3508 (movdi): Use the new DIFD mode iterator to create a common splitter
3509 for movdi, movdf and movdd patterns.
3511 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3513 * common.opt (dumpdir): Remove redundant tab.
3515 2010-03-17 Martin Jambor <mjambor@suse.cz>
3517 PR tree-optimization/43347
3518 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3519 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3521 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3523 PR rtl-optimization/42216
3524 * regrename.c (create_new_chain): New function, broken out from...
3525 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3526 appending a use to an empty chain.
3527 (build_def_use): Remove previous changes that convert OP_INOUT to
3528 OP_OUT operands; instead detect the case where an OP_INOUT operand
3529 uses a previously untracked register and create an empty chain for it.
3531 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3533 * doc/extend.texi (Function Attributes): Rewrite unfinished
3534 sentence in ms_abi documentation.
3536 2010-03-17 Alan Modra <amodra@gmail.com>
3538 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3539 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3540 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3541 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3543 2010-03-16 Richard Henderson <rth@redhat.com>
3546 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3547 (lower_try_finally): Save and restore eh_seq around the expansion
3550 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3552 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3553 statements before splitting block.
3555 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3557 * doc/sourcebuild.texi (Testsuites): Fix markup.
3558 Use pathnames relative to gcc/testsuite.
3559 (Test Directives): Move description of how timeout is determined.
3560 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3561 (C Tests): Correct gcc.misc-tests directory.
3562 Framework tests now live in gcc.test-framework.
3564 2010-03-16 Richard Guenther <rguenther@suse.de>
3567 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3568 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3570 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3571 Alexandre Oliva <aoliva@redhat.com>
3573 PR tree-optimization/42917
3574 * lambda-code.c (remove_iv): Skip debug statements.
3575 (lambda_loopnest_to_gcc_loopnest): Likewise.
3576 (not_interesting_stmt): Debug statements are not interesting.
3578 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3582 * cselib.c (cselib_preserve_constants,
3583 cfa_base_preserved_val): New static variables.
3584 (preserve_only_constants): New function.
3585 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3586 clear its REG_VALUES. If cselib_preserve_constants, don't
3587 empty the whole hash table, but preserve there VALUEs with constants,
3588 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3589 (cselib_preserve_cfa_base_value): New function.
3590 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3591 (cselib_init): Change argument to int bitfield. Set
3592 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3594 (cselib_finish): Clear cselib_preserve_constants and
3595 cfa_base_preserved_val.
3596 * cselib.h (enum cselib_record_what): New enum.
3597 (cselib_init): Change argument to int.
3598 (cselib_preserve_cfa_base_value): New prototype.
3599 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3600 * dse.c (dse_step1): Likewise.
3601 * cfgcleanup.c (thread_jump): Likewise.
3602 * sched-deps.c (sched_analyze): Likewise.
3603 * gcse.c (local_cprop_pass): Likewise.
3604 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3605 If FN is non-NULL, call the callback always and whenever it returns
3606 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3607 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3608 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3609 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3610 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3611 * var-tracking.c: Include recog.h.
3612 (bb_stack_adjust_offset): Remove.
3613 (vt_stack_adjustments): Don't call it, instead just gather the
3614 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3615 (adjust_stack_reference): Remove.
3616 (compute_cfa_pointer): New function.
3617 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3618 (struct adjust_mem_data): New type.
3619 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3621 (get_address_mode): New function.
3622 (replace_expr_with_values): Use it.
3623 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3624 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3625 (adjust_sets): Remove.
3626 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3627 Use get_address_mode.
3628 (get_adjusted_src): Remove.
3629 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3630 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3631 (add_with_sets): Don't call adjust_sets.
3632 (fp_setter, vt_init_cfa_base): New functions.
3633 (vt_initialize): Change return type to bool. Move most of pool etc.
3634 initialization to the beginning of the function from end. Pass
3635 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3636 If !frame_pointer_needed, call vt_stack_adjustment before mos
3637 vector is filled, call vt_init_cfa_base if argp/framep has been
3638 eliminated to sp. If frame_pointer_needed and argp/framep has
3639 been eliminated to hard frame pointer, set
3640 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3641 encountering fp setter in the prologue. For MO_ADJUST, call
3642 log_op_type before pusing the op into mos vector, not afterwards.
3643 Call adjust_insn before cselib_process_insn/add_with_sets,
3644 call cancel_changes (0) afterwards.
3645 (variable_tracking_main_1): Adjust for vt_initialize calling
3646 vt_stack_adjustments and returning whether it succeeded or not.
3648 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3650 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3653 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3655 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3657 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3658 drap_reg has not been set.
3660 2010-03-15 Michael Matz <matz@suse.de>
3663 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3664 use it to expand block copies.
3665 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3666 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3667 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3669 2010-03-15 Richard Guenther <rguenther@suse.de>
3671 PR tree-optimization/43367
3672 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3675 2010-03-15 Richard Guenther <rguenther@suse.de>
3677 PR tree-optimization/43317
3678 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3680 2010-03-15 Martin Jambor <mjambor@suse.cz>
3682 PR tree-optimization/43141
3683 * tree-sra.c (create_abstract_origin): New function.
3684 (modify_function): Call create_abstract_origin.
3686 2010-03-15 Chris Demetriou <cgd@google.com>
3688 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3691 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3694 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3695 call insert_out_of_ssa_copy for default definitions.
3697 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3699 * graphite-clast-to-gimple.c (my_long_long): Defined.
3700 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3701 * graphite-sese-to-poly.c (my_long_long): Defined.
3702 (scop_ivs_can_be_represented): Use it.
3704 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3706 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3707 graphite-max-bbs-per-function, and loop-block-tile-size.
3708 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3710 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3712 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3714 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3715 forward declaration.
3716 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3717 (add_upper_bounds_from_estimated_nit): New.
3718 (build_loop_iteration_domains): Use it.
3720 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3722 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3724 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3727 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3728 should be an INTEGER_CST. Also handle CASE_CONVERT.
3730 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3732 * graphite.c (graphite_initialize): To bound the number of bbs per
3733 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3734 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3735 * doc/invoke.texi: Document it.
3737 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3739 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3740 * graphite-sese-to-poly.h (build_poly_scop): Same.
3742 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3744 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3745 the number of parameters in the scop. Use as an upper bound
3746 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3747 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3748 * doc/invoke.texi: Document it.
3750 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3752 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3753 * doc/c-tree.texi: Remove.
3754 * doc/generic.texi: Merge c-tree.texi here.
3755 * doc/gccint.texi (Trees): Remove menu entry.
3756 (c-tree.texi): Remove @include.
3757 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3758 * doc/languages.texi (Reading RTL): Ditto.
3760 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3763 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3765 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3768 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3769 code added to work around reload clobbering CONST insns.
3771 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3773 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3774 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3775 (cselib_preserve_only_values): Remove retain argument, don't
3776 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3777 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3778 * var-tracking.c (micro_operation): Move insn field before union.
3779 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3780 (struct variable_tracking_info_def): Remove n_mos field, change
3781 mos into a vector of micro_operations.
3782 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3783 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3784 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3785 changing into a vector.
3786 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3787 come before all other uops generated by add_stores.
3788 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3790 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3791 a vector. Run just one pass over the bbs instead of separate counting
3792 and computation phase.
3793 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3796 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3797 into *nonlocalized_list vector.
3798 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3799 even if origin is non-NULL.
3800 (gen_variable_die): Likewise.
3801 (process_scope_var): Don't change origin.
3802 (gen_decl_die): Likewise.
3803 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3804 before adding new edges instead of after it, fix moving over
3807 2010-03-11 David S. Miller <davem@davemloft.net>
3809 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3811 * configure: Rebuild.
3813 2010-03-11 Martin Jambor <mjambor@suse.cz>
3815 PR tree-optimization/43257
3816 * tree.c (assign_assembler_name_if_neeeded): New function.
3817 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3819 * tree.h (assign_assembler_name_if_neeeded): Declare.
3820 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3821 the function if needed.
3823 2010-03-11 Chris Demetriou <cgd@google.com>
3825 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3826 include/stdint-gcc.h, and include/stdint.h world-readable.
3828 2010-03-11 Richard Guenther <rguenther@suse.de>
3830 PR tree-optimization/43255
3831 * tree-vrp.c (process_assert_insertions_for): Do not insert
3832 asserts for trivial conditions.
3834 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3836 PR tree-optimization/43280
3837 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3838 generation. Move calculation of size out of the if branch.
3839 (find_bswap): Modify compare number generation.
3841 2010-03-11 Richard Guenther <rguenther@suse.de>
3844 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3845 (input_gimple_stmt): Fixup handled component types during
3846 operand read. Also fix up decls in ADDR_EXPRs.
3848 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3850 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3851 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3853 2010-03-10 Jan Hubicka <jh@suse.cz>
3856 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3857 * varasm.c (get_variable_section): Don't do that here...
3858 (make_decl_rtl): ... and here.
3859 (do_assemble_alias): Produce decl RTL.
3860 (assemble_alias): Likewise.
3862 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3865 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3866 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3868 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3869 (based_loc_descr): Only express drap or vdrap regno based expressions
3870 using DW_OP_fbreg when not optimizing.
3871 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3872 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3873 REG_CFA_SET_VDRAP note.
3875 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3877 PR tree-optimization/43236
3878 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3879 error in calculation of base address in reverse iteration case.
3880 (generate_builtin): Take number of latch executions if the statement
3883 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3886 * tree-eh.c: Include pointer-set.h.
3887 (lower_eh_dispatch): Filter out duplicate case labels and
3888 remove the unneeded edge when the label is unused. Return
3889 true when some edges are removed.
3890 (execute_lower_eh_dispatch): When any lowering resulted in
3891 removing an edge, also delete unreachable blocks.
3893 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3896 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3897 UNSPEC_MACHOPIC_OFFSET.
3899 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3902 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3903 (m68k_delegitimize_address): New function.
3905 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3908 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3911 * var-tracking.c (adjust_sets): New function.
3912 (count_with_sets, add_with_sets): Use it.
3913 (get_adjusted_src): New inline function.
3914 (add_stores): Use it.
3917 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3918 call cselib_dummy_expand_value_rtx_cb instead of
3919 cselib_expand_value_rtx_cb.
3922 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3923 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3924 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3925 and .cfi_endproc around the pic thunks.
3926 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3927 all queued unwind info register saves are saved before the call.
3928 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3929 considered as sp-=4 for unwind info and the pop as sp+=4 which
3930 also clobbers dest, but doesn't actually restore it.
3933 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3934 RTX_FRAME_RELATED_P.
3936 2010-03-09 Jie Zhang <jie@codesourcery.com>
3938 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3939 whitespaces in output template.
3941 2010-03-09 Jie Zhang <jie@codesourcery.com>
3943 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3946 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3948 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3949 builtins.exp in a separate job.
3951 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3953 * graphite-sese-to-poly.c (add_param_constraints): Use
3954 lower_bound_in_type and upper_bound_in_type.
3956 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3958 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3959 instead of unsigned_type_node.
3961 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3962 Reza Yazdani <reza.yazdani@amd.com>
3965 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3966 on pointer type parameters.
3968 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3972 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3973 handle conversions from pointer to integers.
3974 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3975 induction variable, to be able to work with code generated by CLooG.
3976 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3977 (build_poly_scop): Bail out if we cannot codegen a loop.
3979 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3981 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3982 code generation with gloog_error.
3984 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3986 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3987 Call fold_convert on all the returned values.
3988 (expand_scalar_variables_expr): Pass to
3989 expand_scalar_variables_ssa_name the type of the resulting expression.
3991 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3993 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3994 ppl_min_for_le_pointset.
3995 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3996 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3998 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4000 * graphite-dependences.c (map_into_dep_poly): Removed.
4001 (dependence_polyhedron_1): Use combine_context_id_scat.
4003 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4005 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4006 (struct poly_bb): Same.
4007 (combine_context_id_scat): New.
4009 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4012 * sese.c (name_defined_in_loop_p): Return false for default
4015 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4017 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4018 and clean up the logic.
4020 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4022 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4025 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4027 * var-tracking.c (remove_cselib_value_chains): Define only for
4029 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4030 delete_slot_part, emit_notes_for_differences_1): Don't call
4031 remove_cselib_value_chains here.
4032 (set_slot_part, emit_notes_for_differences_2): Don't call
4033 add_cselib_value_chains here.
4034 (preserved_values): New vector.
4035 (preserve_value): New function.
4036 (add_uses, add_stores, vt_add_function_parameters): Use it
4037 instead of cselib_preserve_value.
4038 (changed_values_stack): New vector.
4039 (check_changed_vars_0): New function.
4040 (check_changed_vars_1, check_changed_vars_2): Use it.
4041 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4042 changed_values_stack VALUEs.
4043 (vt_emit_notes): For all preserved_values call
4044 add_cselib_value_chains. If ENABLE_CHECKING call
4045 remove_cselib_value_chains before verifying value_chains is empty.
4046 Initialize and free changed_values_stack.
4047 (vt_initialize): Initialize preserved_values.
4048 (vt_finalize): Free preserved_values.
4050 2010-03-08 Richard Guenther <rguenther@suse.de>
4052 PR tree-optimization/43269
4053 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4056 2010-03-08 Martin Jambor <mjambor@suse.cz>
4058 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4059 (ipa_is_param_called): Removed.
4060 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4061 (ipa_print_node_params): Do not print the called flag.
4062 (ipa_write_node_info): Do not stream the called flag.
4063 (ipa_read_node_info): Likewise.
4065 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4068 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4069 * cselib.c (struct expand_value_data): Add dummy field.
4070 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4072 (cselib_dummy_expand_value_rtx_cb): New function.
4073 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4075 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4076 * var-tracking.c: Include pointer-set.h.
4077 (variable): Change n_var_parts to char from int. Add
4078 cur_loc_changed and in_changed_variables fields.
4079 (variable_canonicalize): Remove.
4080 (shared_var_p): New inline function.
4081 (unshare_variable): Maintain cur_loc_changed and
4082 in_changed_variables fields. If var was in changed_variables,
4083 replace it there with new_var. Just copy cur_loc instead of
4084 resetting it to something else.
4085 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4086 (dataflow_set_union): Don't call variable_canonicalize.
4087 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4088 of their DEBUG_EXPR_TREE_DECLs.
4089 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4090 and in_changed_variables and cur_loc_changed is false.
4091 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4092 and cur_loc_changed. Don't update cur_loc here.
4093 (variable_merge_over_src): Don't call variable_canonicalize.
4094 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4095 removing loc that is equal to cur_loc, clear cur_loc,
4096 set cur_loc_changed and ensure variable_was_changed is called.
4097 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4098 compare pointers in cur_loc check, if it is equal to loc,
4099 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4100 (variable_different_p): Remove compare_current_location argument,
4101 don't compare cur_loc.
4102 (dataflow_set_different_1): Adjust variable_different_p caller.
4103 (variable_was_changed): If dv had some var in changed_variables
4104 already, reset in_changed_variables flag for it and propagate
4105 cur_loc_changed over to the new variable. On empty var
4106 always set cur_loc_changed. Set in_changed_variables on whatever
4107 var is added to changed_variables.
4108 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4109 Use shared_var_p. When removing loc that is equal to cur_loc,
4110 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4111 end, don't set it to something else, just call variable_was_changed.
4112 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4113 loc being removed, clear cur_loc and set cur_loc_changed.
4114 Set cur_loc_changed if all locations have been removed.
4115 (struct expand_loc_callback_data): New type.
4116 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4117 allocated. Always create SUBREGs if simplify_subreg failed.
4118 Prefer to use cur_loc, when that fails and still in
4119 changed_variables (and seen first time) recompute it. Set
4120 cur_loc_changed of variables which had to change cur_loc and
4121 compute elcd->cur_loc_changed if any of the subexpressions used
4122 had to change cur_loc.
4123 (vt_expand_loc): Adjust to pass arguments in
4124 expand_loc_callback_data structure.
4125 (vt_expand_loc_dummy): New function.
4126 (emitted_notes): New variable.
4127 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4128 that weren't used for any other decl in current
4129 emit_notes_for_changes call call vt_expand_loc_dummy to update
4130 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4131 first loc_chain location if NULL before. Always use just
4132 cur_loc instead of first loc_chain location. When cur_loc_changed
4133 is false, when not --enable-checking=rtl just don't emit any note.
4134 When rtl checking, compute the note and assert it is the same
4135 as previous note. Clear cur_loc_changed and in_changed_variables
4136 at the end before removing from changed_variables.
4137 (check_changed_vars_3): New function.
4138 (emit_notes_for_changes): Traverse changed_vars to call
4139 check_changed_vars_3 on each changed var.
4140 (emit_notes_for_differences_1): Clear cur_loc_changed and
4141 in_changed_variables. Recompute cur_loc of new_var.
4142 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4143 (vt_emit_notes): Initialize and destroy emitted_notes.
4145 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4147 PR rtl-optimization/42220
4148 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4149 Use verify_reg_tracked to determine if we should use OP_OUT rather
4151 (build_def_use): If we see an in-out operand for a register that we
4152 know nothing about, treat is an output if possible, fail the block if
4155 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4158 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4161 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4164 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4165 uses of relevant DEFs that are dead outside the loop too.
4167 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4169 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4171 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4173 * var-tracking.c (values_to_unmark): New variable.
4174 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4175 values_to_unmark vector. Moved body to...
4176 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4177 instead queue it into values_to_unmark vector.
4178 (vt_find_locations): Free values_to_unmark vector.
4180 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4182 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4183 (site.exp): Export them when plugins are enabled.
4185 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4188 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4190 (chrec_fold_multiply): Same.
4192 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4195 * c-decl.c (build_compound_literal): Return early if init is
4198 2010-03-04 Martin Jambor <mjambor@suse.cz>
4200 PR tree-optimization/43164
4201 PR tree-optimization/43191
4202 * tree-sra.c (type_consists_of_records_p): Reject records with
4203 zero-size bit-fields at the end.
4205 2010-03-04 Mike Stump <mikestump@comcast.net>
4207 * Makefile.in (TAGS): Remove *.y.
4209 2010-03-04 Richard Guenther <rguenther@suse.de>
4211 PR tree-optimization/40761
4212 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4214 (my_rev_post_order_compute): New function.
4215 (init_pre): Call it.
4217 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4220 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4221 decrease the cost of an IV candidate when the cost is infinite.
4223 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4225 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4226 Use '3DNow!' for the extension of that name, ensure normal space
4228 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4230 2010-03-03 Jeff Law <law@redhat.com>
4232 * PR middle-end/32693
4233 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4234 than gen_rtx_SUBREG.
4235 (extract_bit_field_1): Likewise.
4237 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4239 * doc/sourcebuild.texi (Test directives): Document that arguments
4240 include-opts and exclude-opts are now optional for dg-skip-if,
4241 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4243 2010-03-03 Jason Merrill <jason@redhat.com>
4246 * cgraph.h (varpool_node): Add extra_name field.
4247 * varpool.c (varpool_extra_name_alias): New.
4248 (varpool_assemble_decl): Emit extra name aliases.
4249 (varpool_mark_needed_node): Look past an extra name alias.
4250 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4251 * lto-streamer-in.c (lto_input_tree): Read it.
4252 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4254 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4256 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4257 (sparc*-*-solaris2*): ...this.
4259 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4262 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4263 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4264 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4265 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4268 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4269 fallthrough to default handling, just with want_address 0 instead of 2.
4270 For single element lists, add_AT_loc directly, otherwise create an
4271 artificial variable DIE and stick location list to it.
4274 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4275 (VAL_EXPR_HAS_REVERSE): Define.
4276 (reverse_op): New function.
4277 (add_stores): For reversible operations add an extra MO_VAL_USE.
4279 2010-03-02 Jason Merrill <jason@redhat.com>
4281 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4283 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4285 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4286 (sparc64-*-linux*): Likewise.
4287 (sparc64-*-solaris2*): Include assembler files before linker ones.
4288 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4289 * config/sparc/gas.h: Delete.
4290 * config/sparc/sol2-64.h: Add copyright notice.
4291 * config/sparc/sol2-gas-bi.h: Likewise.
4292 * config/sparc/sol2-gld.h: Likewise.
4293 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4294 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4295 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4296 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4297 (sparc_elf_asm_named_section): Rename into...
4298 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4300 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4302 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4304 2010-03-02 Jeff Law <law@redhat.com>
4307 * reload1.c (rtx_p, substitute_stack): Declare.
4308 (substitute): Record addresses of changed rtxs.
4309 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4310 Restore the original rtx when complete.
4311 (reload): Free subsitute_stack when complete.
4313 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4315 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4316 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4318 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4319 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4320 Torture Tests): Change from subsection to section.
4322 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4323 Steven Bosscher <steven@gcc.gnu.org>
4325 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4328 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4331 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4332 the assignment from the new induction variable to the assignment
4333 of the value from the original loop PHI function.
4335 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4336 Daniel Jacobowitz <dan@codesourcery.com>
4338 * doc/sourcebuild.texi (Test directives): Clarify options to
4341 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4343 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4344 Disable cfi directives unless GCC and gas agree on using read-only
4345 .eh_frame sections for 64-bit.
4346 * configure: Regenerate.
4348 2010-03-01 Richard Guenther <rguenther@suse.de>
4350 PR tree-optimization/43220
4351 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4352 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4354 2010-03-01 Richard Guenther <rguenther@suse.de>
4355 Martin Jambor <mjambor@suse.cz>
4358 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4359 gimplified parameters.
4361 2010-03-01 Christian Bruel <christian.bruel@st.com>
4363 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4365 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4367 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4369 2010-03-01 Richard Guenther <rguenther@suse.de>
4372 * expr.c (expand_assignment): Use the alias-oracle to tell
4373 if the rhs aliases the result decl.
4375 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4378 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4379 to sol_gt_pch_get_address.
4380 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4381 64-bit, SPARC and x86.
4382 (sol_gt_pch_get_address): New function.
4384 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4386 * toplev.h (inform_n, error_n): Declare.
4387 * diagnostic.c (inform_n, error_n): New function.
4389 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4391 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4392 has no rtl yet when processing local_decls, queue it and recheck
4393 if deferred stack allocation hasn't assigned it rtl.
4395 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4397 * config/sh/sh.c (unspec_bbr_uid): New.
4398 (gen_block_redirect): Use it instead of INSN_UID.
4399 (gen_far_branch): Likewise.
4401 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4403 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4404 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4406 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4408 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4409 (Warning Options): -Wno-conversion-null is valid for
4410 Objective-C++ as well.
4411 * doc/tm.texi (Named Address Spaces): Likewise.
4412 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4413 * doc/tree-ssa.texi (Tree SSA): Likewise.
4415 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4418 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4419 by default. Don't set the default arch for
4420 i[34567]86-*-darwin*|x86_64-*-darwin*.
4422 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4425 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4426 default. Set the default 32bit/64bit archs with $with_arch
4427 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4429 2010-02-27 Richard Guenther <rguenther@suse.de>
4431 PR tree-optimization/43186
4432 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4433 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4434 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4435 unroller iterations.
4437 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4439 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4440 required and i[34567]86-*-* targets don't support 64bit ISA.
4442 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4445 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4448 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4450 * config.gcc: Set the default arch at least to Prescott for
4451 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4452 if SSE math is enabled.
4454 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4456 * diagnostic.c (diagnostic_initialize): Update.
4457 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4459 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4460 (diagnostic_inhibit_notes): New.
4461 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4463 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4466 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4467 * doc/standards.texi: Likewise.
4468 * doc/extend.texi: Likewise.
4469 * doc/trouble.texi: Likewise.
4470 * doc/cppopts.texi: Likewise.
4471 * doc/install.texi: Likewise.
4472 * c.opt (std=c90,std=gnu90): New options.
4473 * c-opts.c (c_common_handle_option): Handle them.
4475 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4478 * c-decl.c (undeclared_variable): Use an informative note.
4480 2010-02-26 Richard Guenther <rguenther@suse.de>
4482 PR tree-optimization/43186
4483 * gimple.h (gimple_fold): Remove.
4484 * gimple.c (gimple_fold): Remove. Inline into single user ...
4485 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4486 Try harder for conditions.
4488 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4491 * function.c (used_types_insert): Don't skip through named pointer
4492 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4493 and it is different from the main variant's type.
4495 2010-02-26 Nick Clifton <nickc@redhat.com>
4497 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4499 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4501 * config.gcc: Support --with-fpmath=sse for x86.
4503 * config/i386/ssemath.h: New.
4505 * doc/install.texi (--with-fpmath=sse): Documented.
4507 2010-02-26 Richard Guenther <rguenther@suse.de>
4509 PR tree-optimization/43188
4510 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4511 vector types of over-aligned element type.
4513 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4516 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4517 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4519 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4521 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4523 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4525 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4526 * var-tracking.c: Include diagnostic.h.
4527 (debug_dv): New function.
4528 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4531 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4532 (add_value_chain, add_value_chains, remove_value_chain,
4533 remove_value_chains): Handle DEBUG_EXPRs.
4534 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4537 * regcprop.c (struct queued_debug_insn_change): New type.
4538 (struct value_data_entry): Add debug_insn_changes field.
4539 (struct value_data): Add n_debug_insn_changes field.
4540 (debug_insn_changes_pool): New variable.
4541 (free_debug_insn_changes, apply_debug_insn_changes,
4542 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4543 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4544 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4546 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4548 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4549 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4550 changes, call cprop_find_used_regs via note_stores.
4551 (copyprop_hardreg_forward): When copying vd from predecessor
4552 which has any queued DEBUG_INSN changes, make sure the pointers are
4553 cleared. At the end call df_analyze and then if there are any
4554 DEBUG_INSN changes queued at the end of some basic block for still
4555 live registers, apply them.
4556 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4558 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4560 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4563 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4565 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4566 targets. Set the default with_cpu/with_arch from arch/cpu.
4567 Allow x86-64 and native for with_cpu/with_arch.
4569 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4571 * ebitmap.c: Change calls to verify_popcount with calls to
4572 sbitmap_verify_popcount.
4573 (ebitmap_clear_bit): Fixed map->cacheindex test and
4574 map>cache update when bit clearing results in an empty
4577 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4580 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4581 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4582 and support both V2DF and V2DI modes.
4583 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4584 support both V2DF and V2DI modes.
4585 (general): Delete trailing whitespace from a few patterns.
4587 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4588 V2DF/V2DI interleave high/low builtins.
4590 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4593 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4594 interleave high/low functions.
4596 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4598 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4599 #pragma extern_prefix.
4601 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4604 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4605 BLKmode, assert op0 is a MEM and just adjust its mode.
4608 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4609 if bitpos isn't multiple of mode's bitsize.
4611 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4613 * c.opt (-ftemplate-depth=): New.
4614 (-ftemplate-depth-): Deprecate.
4615 * optc-gen.awk: Handle -ftemplate-depth=.
4616 * opth-gen.awk: Likewise.
4617 * c-opts.c (c_common_handle_option): Likewise.
4618 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4620 2010-02-24 Jason Merrill <jason@redhat.com>
4622 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4624 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4626 * cfg.c (alloc_aux_for_block): Remove inline.
4627 (alloc_aux_for_edge): Likewise.
4629 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4631 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4633 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4635 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4636 * config/i386/sol2-gas.h: New file.
4637 * config.gcc (i[34567]86-*-solaris2*): Use it.
4639 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4642 * c-typeck.c (ep_convert_and_check): New.
4643 (build_conditional_expr): Use it.
4644 (build_binary_op): Likewise.
4646 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4648 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4651 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4652 bounds even for -O+.
4653 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4654 expr needs to have DECL_NAME set.
4656 2010-02-24 Nick Clifton <nickc@redhat.com>
4658 * config/mep/mep.c: Include gimple.h.
4659 (mep_function_uses_sp): Delete unused function.
4660 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4661 parameters. Use unsigned integers to count args. Return a
4662 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4664 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4667 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4668 greater or equal to nelt instead of 2 * nelt.
4669 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4672 2010-02-23 Jason Merrill <jason@redhat.com>
4675 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4676 in cfun->local_decls even if they have register types.
4679 * stor-layout.c (place_field): Don't warn about unnecessary
4680 DECL_PACKED if the type is packed.
4682 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4685 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4686 GOTOFF relocs, even when the base reg isn't pic pointer.
4688 2010-02-23 Michael Matz <matz@suse.de>
4691 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4692 (expand_gimple_basic_block): Generate and use debug temps if there
4693 are debug uses left after the last real use of TERed ssa names.
4694 Unlink debug immediate uses when they are expanded.
4696 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4699 * config/i386/i386.c (override_options): Reorganise to provide
4700 better error messages.
4702 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4705 * graphite-scop-detection.c (create_single_exit_edge): Move
4706 the call to find_single_exit_edge to....
4707 (create_sese_edges): ...here. Don't handle multiple edges
4708 exiting the function.
4709 (build_graphite_scops): Don't handle multiple edges
4710 exiting the function.
4712 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4715 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4716 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4718 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4721 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4723 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4726 * c-typeck.c (convert_arguments): Print declaration location.
4727 * c-common.c (validate_nargs): Rename as
4728 builtin_function_validate_nargs.
4729 (check_builtin_function_arguments): Update.
4731 2010-02-22 Richard Guenther <rguenther@suse.de>
4734 * tree-inline.c (declare_return_variable): Use the type of
4735 the call stmt lhs if available.
4737 2010-02-22 Duncan Sands <baldrick@free.fr>
4739 * passes.c (register_pass): Always consider all pass lists when
4740 ref_pass_instance_number is zero.
4742 2010-02-22 Richard Guenther <rguenther@suse.de>
4744 PR tree-optimization/42749
4745 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4746 parameter. Do arithmetic in the original type.
4747 (update_accumulator_with_ops): Likewise.
4748 (adjust_accumulator_values): Adjust.
4750 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4752 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4753 (QI to BLKmode splitter): New splitter.
4755 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4757 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4758 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4760 2010-02-22 Richard Guenther <rguenther@suse.de>
4762 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4764 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4766 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4767 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4768 ($(T)crti.o, $(T)crtn.o): Remove rules.
4770 2010-02-21 Tobias Burnus <burnus@net-b.de>
4773 * doc/invoke.texi (-fassociative-math): Document that this
4774 option is automatically enabled for Fortran.
4776 2010-02-20 David S. Miller <davem@davemloft.net>
4778 * configure.ac: Test if linker and assembler properly support
4779 GOTDATA_OP relocations.
4780 * configure: Rebuild.
4781 * config.in: Likewise.
4782 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4783 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4784 (movsi_high_pic): Likewise.
4785 (movdi_lo_sum_pic): Likewise.
4786 (movdi_high_pic): Likewise.
4787 (movsi_pic_gotdata_op): New pattern.
4788 (movdi_pic_gotdata_op): Likewise.
4789 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4790 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4792 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4795 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4796 attribute to ssemul.
4797 (xop_mulv2div2di3_high): Ditto.
4799 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4802 * c.opt (Wconversion-null): New option.
4803 * doc/invoke.texi (Wconversion-null): Document.
4805 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4807 * common.opt (Wlarger-than-): Add Undocumented.
4809 2010-02-19 Mike Stump <mikestump@comcast.net>
4811 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4813 2010-02-19 Jason Merrill <jason@redhat.com>
4816 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4817 * configure: Likewise.
4819 2010-02-20 Alan Modra <amodra@gmail.com>
4822 * cgraph.h (cgraph_make_decl_local): Declare.
4823 * cgraph.c (cgraph_make_decl_local): New function.
4824 (cgraph_make_node_local): Use it.
4825 * cgraphunit.c (cgraph_function_versioning): Likewise.
4826 * ipa.c (function_and_variable_visibility): Likewise.
4828 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4831 * except.c (sjlj_emit_function_enter): Don't call
4832 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4834 * rtl.h (add_reg_br_prob_note): Remove prototype.
4836 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4839 * c-common.c (conversion_warning): Remove widening conversions
4840 before checking the conversion of integers to reals.
4842 2010-02-19 Mike Stump <mikestump@comcast.net>
4845 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4848 * cgraphunit.c (process_function_and_variable_attributes): Check
4849 DECL_PRESERVE_P instead of looking up attribute "used".
4850 * ipa-pure-const.c (check_decl): Likewise.
4851 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4852 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4853 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4854 instead of attribute "used".
4855 * config/sol2-c.c (solaris_pragma_init): Likewise.
4856 (solaris_pragma_fini): Likewise.
4858 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4860 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4861 Use XCNEW instead of xcalloc.
4862 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4863 XNEW instead of xmalloc.
4864 (get_fields): Use XNEWVEC instead of xmalloc.
4867 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4868 populate vars array.
4869 (create_new_general_access): For debug stmts just reset value.
4870 (get_stmt_accesses): For accesses within debug stmts just record them
4871 using add_access_to_acc_sites instead of preventing the peeling or
4872 counting them as accesses.
4875 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4877 2010-02-19 Richard Guenther <rguenther@suse.de>
4879 PR tree-optimization/42916
4880 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4883 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4885 * configure.ac: Replace all uses of changequote in macro arguments
4886 with proper quoting.
4888 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4891 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4893 2010-02-19 Richard Guenther <rguenther@suse.de>
4895 PR tree-optimization/42944
4896 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4897 test for aliasing with errno.
4899 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4902 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4903 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4904 * dojump.c: Include output.h.
4905 (inv): New inline function.
4906 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4907 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4908 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4909 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4910 argument, pass it down to other calls.
4911 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4912 add REG_BR_PROB note to the conditional jump.
4913 * cfgexpand.c (add_reg_br_prob_note): Removed.
4914 (expand_gimple_cond): Don't call it, add the probability
4915 as last argument to jumpif_1/jumpifnot_1.
4916 * Makefile.in (dojump.o): Depend on output.h.
4917 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4919 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4920 * stmt.c (do_jump_if_equal): Likewise.
4921 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4922 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4923 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4925 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4926 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4927 jumpifnot_1 callers.
4928 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4930 (store_expr): Adjust jumpifnot caller.
4931 (store_constructor): Adjust jumpif caller.
4934 * gimplify.c (gimple_boolify): For __builtin_expect call
4935 gimple_boolify also on its first argument.
4937 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4939 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4941 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4942 * configure: Regenerated.
4944 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4946 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4947 lang_hooks.types_compatible_p instead of comptypes.
4949 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4951 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4952 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4953 if __prefer_thumb__ is defined.
4955 2010-02-18 Martin Jambor <mjambor@suse.cz>
4957 PR tree-optimization/43066
4958 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4959 array with zero-sized element type.
4961 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4963 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4964 rtx, allocate struct var_loc_node here and return it to the
4965 caller, and only if it is actually needed.
4966 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4967 move it earlier and return immediately if it returns NULL.
4969 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4971 * config/sparc/gas.h: New file. Restore
4972 TARGET_ASM_NAMED_SECTION to its ELF default.
4973 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4975 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4976 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4977 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4978 after sparc/sysv4.h.
4980 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4982 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4984 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4986 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4987 patterns from predicated pattern.
4989 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4992 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4993 for insn mnemonic suffix.
4995 2010-02-17 Richard Guenther <rguenther@suse.de>
4997 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5000 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5003 * caller-save.c (save_call_clobbered_regs): If BB ends with
5004 a DEBUG_INSN, move any notes in between last real insn and the last
5005 DEBUG_INSN after the last DEBUG_INSN.
5007 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5009 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5010 Fix return type. Fix argument type. Explain meaning of return value.
5012 2010-02-16 Richard Guenther <rguenther@suse.de>
5014 PR tree-optimization/41043
5015 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5016 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5018 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5020 2010-02-16 Ira Rosen <irar@il.ibm.com>
5022 PR tree-optimization/43074
5023 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5024 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5025 vectorizable cycles in hybrid SLP check.
5026 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5028 2010-02-16 Richard Guenther <rguenther@suse.de>
5030 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5031 (true_dependence): If memrefs_conflict_p computes must-alias
5032 trust it. Move TBAA check after offset-based disambiguation.
5033 (canon_true_dependence): Likewise.
5035 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5037 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5038 * doc/invoke.texi: Document it.
5039 * var-tracking.c: Include toplev.h and params.h.
5040 (vt_find_locations): Return bool indicating success. Compute
5041 hash sizes unconditionally. Check new parameter, report.
5042 (variable_tracking_main_1): Check vt_find_locations results and
5043 retry. Renamed from...
5044 (variable_tracking_main): ... this. New wrapper to preserve
5045 flag_var_tracking_assignments.
5046 * Makefile.in (var-tracking.o): Adjust dependencies.
5048 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5049 Jakub Jelinek <jakub@redhat.com>
5052 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5053 if weak_import attribute is present.
5054 * config/darwin.c (machopic_select_section): Likewise.
5056 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5058 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5059 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5060 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5061 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5063 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
5065 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5068 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5069 Rewrite text to refer to the names.
5071 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5073 * config/i386/i386-builtin-types.def
5074 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5075 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5076 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5077 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5078 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5079 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5080 IX86_BUILTIN_VPERMIL2PS256.
5081 (MULTI_ARG_4_DF2_DI_I): Defined.
5082 (MULTI_ARG_4_DF2_DI_I1): Defined.
5083 (MULTI_ARG_4_SF2_SI_I): Defined.
5084 (MULTI_ARG_4_SF2_SI_I1): Defined.
5085 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5086 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5087 __builtin_ia32_vpermil2ps256.
5088 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5089 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5090 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5091 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5092 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5093 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5094 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5095 CODE_FOR_xop_vpermil2v8sf3.
5096 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5097 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5098 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5099 (_mm256_permute2_pd): New.
5100 (_mm_permute2_ps): New.
5101 (_mm256_permute2_ps): New.
5103 2010-02-15 Nick Clifton <nickc@redhat.com>
5105 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5106 boolean parameters. Use emit_jump_insn when emitting a pop
5107 instruction containing a return insn.
5108 (push): Use 'true' rather than '1' as second parameter to F.
5109 (h8300_expand_prologue): Likewise.
5110 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5111 (h8300_expand_epilogue): Likewise.
5113 2010-02-15 Richard Guenther <rguenther@suse.de>
5116 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5119 2010-02-15 Nick Clifton <nickc@redhat.com>
5121 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5124 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5126 * intl.c (fake_ngettext): New function.
5127 * intl.h (fake_ngettext): Declare.
5128 (ngettext): Define macro.
5129 * collect2.c (notice_translated): New function.
5130 (main): Use notice_translated and ngettext.
5131 * collect2.h (notice_translated): Declare.
5133 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5135 * reorg.c (delete_computation): Comment fixes.
5136 * caller-save.c (setup_save_areas): Idem.
5137 * sel-sched-dump.c (dump_lv_set): Idem.
5140 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5142 * config/s390/s390.c (s390_sched_init): New function.
5143 (TARGET_SCHED_INIT): Target hook defined.
5145 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5146 Jack Howarth <howarth@bromo.med.uc.edu>
5147 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5150 Partial revert of unintended change in fix for PR41605.
5151 * config/darwin.h: Fix typo.
5152 * config/darwin9.h: Same.
5154 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5156 * c-pch.c (pch_init): Clear v.
5158 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5161 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5162 graphite_can_represent_init for MULT_EXPR.
5164 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5168 * graphite-sese-to-poly.c (remove_phi): New.
5169 (translate_scalar_reduction_to_array): Call remove_phi.
5171 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5174 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5175 * graphite-clast-to-gimple.h (gloog): Update declaration.
5176 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5177 * graphite-poly.h (struct poly_bb): Add missing comments.
5178 (struct scop): Add poly_scop_p field.
5180 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5181 * graphite.c (graphite_transform_loops): Build the polyhedral
5182 representation for each scop before code generation.
5183 * sese.c (rename_variables_in_operand): Removed.
5184 (rename_variables_in_expr): Return the renamed expression.
5185 (rename_sese_parameters): New.
5186 * sese.h (rename_sese_parameters): Declared.
5188 2010-02-11 Richard Guenther <rguenther@suse.de>
5190 PR tree-optimization/42998
5191 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5192 POINTER_PLUS_EXPR properly.
5194 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5195 Changpeng Fang <changpeng.fang@amd.com>
5198 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5199 the cost of an IV candidate when the IV is used in a test against zero.
5201 * gcc.dg/tree-ssa/ivopts-3.c: New.
5203 2010-02-11 Richard Guenther <rguenther@suse.de>
5206 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5207 pointer-vs-decl case by swapping refs. Handle some cases
5208 of pointer-vs-decl disambiguations more conservatively.
5209 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5210 to false after expanding.
5212 2010-02-11 Richard Guenther <rguenther@suse.de>
5215 * gcc.c (process_command): Handle LTO file@offset case more
5218 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5220 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5221 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5223 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5225 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5226 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5227 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5228 Optimize eq/ne comparisons when both arguments are known to be
5230 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5231 Don't mask operands unnecessarily if they are known to be already
5234 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5236 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5239 2010-02-10 Richard Guenther <rguenther@suse.de>
5241 PR tree-optimization/43017
5242 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5243 for wrapping signed arithmetic.
5245 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5248 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5249 if no debug info should be emitted for it.
5251 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5253 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5254 note when flag_exceptions is set.
5256 2010-02-10 Duncan Sands <baldrick@free.fr>
5258 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5260 2010-02-10 Richard Guenther <rguenther@suse.de>
5263 * tree.c (get_unwidened): Handle constants.
5264 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5266 2010-02-10 Martin Jambor <mjambor@suse.cz>
5269 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5270 check for variable argument counts independently.
5272 2010-02-10 Christian Bruel <christian.bruel@st.com>
5275 * config/sh/sh.c (find_barrier): Increase length for non delayed
5276 conditional branches.
5278 2010-02-10 Christian Bruel <christian.bruel@st.com>
5280 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5282 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5284 * builtins.c (set_builtin_user_assembler_name): Also handle
5285 ffs if int is smaller than word.
5287 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5290 * ira-conflicts.c (get_dup): Remove.
5291 (process_reg_shuffles): Add new parameter. Use it as an
5292 additional guard for copy generation.
5293 (add_insn_allocno_copies): Rewrite.
5295 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5297 * common.opt (fsched2-use-traces): Preserved for backward
5299 * doc/invoke.texi: Remove the documentation about option
5300 -fsched2-use-traces.
5301 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5302 flag_sched2_use_traces.
5303 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5304 the backward compatibility flag section.
5306 2010-02-09 Richard Guenther <rguenther@suse.de>
5308 PR tree-optimization/43008
5309 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5310 make HEAP variables initialized from global memory if they
5311 are not known builtin functions.
5312 (find_func_aliases): Adjust.
5314 2010-02-09 Richard Guenther <rguenther@suse.de>
5316 PR tree-optimization/43000
5317 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5318 arithmetic manually.
5320 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5322 PR tree-optimization/42931
5323 * tree-loop-linear.c (try_interchange_loops): Don't call
5324 double_int_mul if estimated_loop_iterations failed.
5326 2010-02-08 Martin Jambor <mjambor@suse.cz>
5329 * tree-sra.c (build_accesses_from_assign): Do not mark in
5330 should_scalarize_away_bitmap if stmt has volatile ops.
5331 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5334 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5336 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5338 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5340 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5343 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5346 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5348 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5351 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5352 to unknown_dependence.
5353 (graphite_legal_transform_dr): Handle the unknown_dependence.
5354 (graphite_carried_dependence_level_k): Same.
5356 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5358 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5360 2010-02-07 Richard Guenther <rguenther@suse.de>
5363 * expr.c (get_inner_reference): Always initialize *pbitsize.
5365 2010-02-07 Richard Guenther <rguenther@suse.de>
5368 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5369 new ARRAY_REFs on variable size element or minimal index arrays.
5371 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5372 gimple_fold_indirect_ref.
5374 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5377 * arm.c (arm_override_options): Just return if the user has specified
5378 an invalid fpu name.
5380 2010-02-03 Jason Merrill <jason@redhat.com>
5383 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5384 i386_pe_maybe_record_exported_symbol.
5386 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5389 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5390 (pa_delegitimize_address): New function.
5392 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5394 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5395 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5397 2010-02-05 Richard Guenther <rguenther@suse.de>
5400 * lto-streamer-in.c (get_resolution): Deal with references
5401 to undefined functions.
5403 2010-02-05 Richard Guenther <rguenther@suse.de>
5405 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5406 (fold_const_aggregate_ref): Likewise.
5407 (ccp_fold_stmt): Substitute loads.
5408 (maybe_fold_reference): Verify types before substituting.
5410 (fold_gimple_assign): Unshare properly.
5411 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5413 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5415 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5416 for rs6000_gen_cell_microcode.
5418 2010-02-04 Richard Guenther <rguenther@suse.de>
5420 PR rtl-optimization/42952
5421 * dse.c (const_or_frame_p): Remove MEM handling.
5423 2010-02-04 Nick Clifton <nickc@redhat.com>
5425 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5426 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5427 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5428 (mn10300_asm_output_mi_thunk): New function.
5429 (mn10300_can_output_mu_thunk): New function.
5430 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5431 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5432 (FUNCTION_ARG): Delete incorrect comment.
5434 2010-02-03 Jason Merrill <jason@redhat.com>
5437 * fold-const.c (operand_equal_p): Handle erroneous types.
5439 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5441 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5443 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5445 PR rtl-optimization/42941
5446 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5449 2010-02-03 Jason Merrill <jason@redhat.com>
5452 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5454 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5457 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5458 (cselib_reset_table): Renamed from...
5459 (cselib_reset_table_with_next_value): ... this.
5460 (cselib_get_next_uid): Renamed from...
5461 (cselib_get_next_unknown_value): ... this.
5462 * cselib.c (next_uid): Renamed from...
5463 (next_unknown_value): ... this.
5464 (cselib_clear_table): Adjust.
5465 (cselib_reset_table): Adjust. Renamed from...
5466 (cselib_reset_table_with_next_value): ... this.
5467 (cselib_get_next_uid): Adjust. Renamed from...
5468 (cselib_get_next_unknown_value): ... this.
5469 (get_value_hash): Use hash.
5470 (cselib_hash_rtx): Likewise.
5471 (new_cselib_val): Adjust. Set and dump uid.
5472 (cselib_lookup_mem): Pass next_uid as hash.
5473 (cselib_subst_to_values): Likewise.
5474 (cselib_log_lookup): Dump uid.
5475 (cselib_lookup): Pass next_uid as hash. Adjust.
5476 (cselib_process_insn): Adjust.
5477 (cselib_init): Initialize next_uid.
5478 (cselib_finish): Adjust.
5479 (dump_cselib_table): Likewise.
5480 * dse.c (canon_address): Dump value uid.
5481 * print-rtl.c (print_rtx): Print value uid.
5482 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5484 (dv_uid): New function, sort of renamed from...
5485 (dv_htab_hash): ... this, reimplemented in terms of it and...
5486 (dv_uid2hash): ... this. New.
5487 (variable_htab_eq): Drop excess assertions.
5488 (tie_break_pointers): Removed.
5489 (canon_value_cmp): Compare uids.
5490 (variable_post_merge_New_vals): Print uids.
5491 (vt_add_function_parameters): Adjust.
5492 (vt_initialize): Reset table. Adjust.
5494 2010-02-03 Richard Guenther <rguenther@suse.de>
5496 PR tree-optimization/42944
5497 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5498 (call_may_clobber_ref_p_1): Likewise. Properly handle
5499 malloc and calloc clobbering errno.
5501 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5503 * doc/invoke.texi: Fix name of sched1 dump.
5505 * opts.c (decode_options): Set flag_tree_switch_conversion
5506 only conditionally on optimize >= 2.
5508 * gcse.c: Assorted comment fixes in pass description.
5510 2010-02-03 Anthony Green <green@moxielogic.com>
5512 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5513 nop padding in order to maintain alignment of storage location of
5514 target function address.
5515 (moxie_trampoline_init): Store target function address at newly
5517 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5519 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5521 2010-02-03 Richard Guenther <rguenther@suse.de>
5524 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5526 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5528 * config.gcc: Reenable check for obsolete targets.
5529 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5530 mips-sgi-irix6.[0-4]*.
5532 2010-02-02 Nick Clifton <nickc@redhat.com>
5534 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5535 constant size of 4 as being the same as 0.
5536 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5537 can take values in the range 0..4.
5539 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5542 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5543 as _darwin10_Unwind_FindEnclosingFunction().
5544 * libgcc-libsystem.ver: New.
5546 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5549 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5550 implicitly set registers.
5552 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5554 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5555 (arm_override_options): Allow automatic selection of the thread
5556 pointer register if thumb2.
5557 (legitimize_pic_address): Improve code sequences for Thumb2.
5558 (arm_call_tls_get_addr): Likewise.
5559 (legitimize_tls_address): Likewise.
5560 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5561 (pic_load_addr_32bit): ... this. New named pattern.
5562 * thumb2.md (pic_load_addr_thumb2): Delete.
5563 (pic_load_dot_plus_four): Delete.
5564 (tls_load_dot_plus_four): New named pattern.
5566 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5569 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5570 Document fix for TLS bug.
5572 2010-01-31 Richard Guenther <rguenther@suse.de>
5574 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5575 conservatively correct.
5577 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5581 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5583 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5585 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5587 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5589 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5591 * config.gcc: Adjust order of makefile fragments for mingw targets.
5593 2010-01-31 Richard Guenther <rguenther@suse.de>
5596 * gimplify.c (gimplify_init_constructor): For volatile LHS
5597 initialize a temporary.
5599 2010-01-31 Matthias Klose <doko@ubuntu.com>
5601 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5603 * configure: Regenerate.
5605 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5607 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5608 the same alias set and their sizes different constantness.
5609 (aliasing_component_refs_p): Revert 2009-10-24 change.
5611 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5613 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5616 2010-01-29 Richard Guenther <rguenther@suse.de>
5618 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5619 Assert we successfully updated the call.
5621 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5623 PR rtl-optimization/42889
5624 * df.h (df_set_bb_dirty_nonlr): New prototype.
5625 * df-core.c (df_set_bb_dirty_nonlr): New function.
5626 * df-scan.c (df_insn_rescan): Call it instead of
5627 df_set_bb_dirty for DEBUG_INSNs.
5629 2010-01-29 Richard Guenther <rguenther@suse.de>
5632 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5633 quadratic behavior in most cases.
5635 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5638 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5639 in the call to gen_x86_movsicc_0_m1.
5641 2010-01-28 Richard Guenther <rguenther@suse.de>
5643 PR tree-optimization/42871
5644 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5646 2010-01-28 Richard Guenther <rguenther@suse.de>
5648 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5649 into call arguments.
5651 2010-01-28 Richard Guenther <rguenther@suse.de>
5654 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5655 the forwarder if the destination is an EH landing pad.
5657 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5659 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5660 block list passed to gimple_duplicate_sese_tail.
5661 (parallelize_loops): Avoid parallelization when the function
5663 Avoid parallelization when the preheader is IRREDUCIBLE.
5664 Try to optimize when estimated_loop_iterations_int is unresolved.
5665 Add the loop's location to the dump file.
5666 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5667 (gimple_duplicate_sese_tail): Remove the check for the latch.
5668 Redirect nexits to the exit block.
5669 Remove handling of the incoming edges to the latch.
5670 Redirect the backedge from the copied latch to the exit bb.
5672 2010-01-28 Michael Matz <matz@suse.de>
5675 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5676 Wrap force_reg into a sequence, emit it before user.
5678 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5680 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5682 (arm_legacy_rev): Likewise.
5683 (thumb_legacy_rev): Likewise.
5685 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5687 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5688 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5689 on MEM's address failed, try avoid_constant_pool_reference and
5690 recurse if it returned something different.
5691 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5692 address, try avoid_constant_pool_reference and recurse if it
5693 returned something different.
5694 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5695 address and avoid_constant_pool_reference returned something
5696 different, don't set have_address.
5698 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5701 * var-tracking.c (val_store): Add modified argument, obey it.
5703 (count_uses): Move down logging of main.
5704 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5705 don't need resolution.
5706 (emit_notes_in_bb): Likewise.
5708 2010-01-27 Richard Guenther <rguenther@suse.de>
5711 * tree-inline.c (remap_decl): Delay remapping of SSA name
5712 default definitions until we need them.
5714 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5716 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5717 (rs6000_delegitimize_address): New function.
5719 * config/s390/s390.c (s390_delegitimize_address): Call
5720 delegitimize_mem_from_attrs.
5723 * tree-inline.c (cannot_copy_type_1): Removed.
5724 (copy_forbidden): Don't forbid copying of functions containing
5725 records/unions with variable length fields.
5727 2010-01-27 Christian Bruel <christian.bruel@st.com>
5731 * config/sh/sh.c (find_barrier): Increase length for non delayed
5732 conditional branches.
5734 2010-01-27 Matthias Klose <doko@ubuntu.com>
5736 * configure.ac (gnu-unique-object): Fix ldd version check.
5737 * configure: Regenerate.
5739 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5741 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5743 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5744 Test for HAVE_GNU_AS value.
5746 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5748 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5749 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5750 INT64_TYPE): Define.
5751 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5752 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5753 INT_LEAST64_TYPE): Define.
5754 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5755 UINT_LEAST64_TYPE): Define.
5756 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5757 INT_FAST64_TYPE): Define.
5758 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5759 UINT_FAST64_TYPE): Define.
5760 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5761 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5762 (SIG_ATOMIC_TYPE): Define.
5764 2010-01-26 Richard Guenther <rguenther@suse.de>
5766 * df-scan.c (df_scan_set_bb_info): Remove assert.
5767 (df_insn_rescan_debug_internal): Merge asserts.
5768 (df_install_ref): Likewise.
5769 (df_mark_reg): Use bitmap_set_range.
5770 (df_hard_reg_used_p): Remove assert.
5771 (df_hard_reg_used_count): Likewise.
5773 2010-01-26 Richard Guenther <rguenther@suse.de>
5775 PR rtl-optimization/42685
5776 * web.c (web_main): Ignore DEBUG_INSNs.
5778 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5780 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5782 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5783 Fix types of fndecl and arglist parameters.
5785 2010-01-26 Richard Guenther <rguenther@suse.de>
5788 * tree-eh.c (unsplit_eh): Skip debug insns.
5790 2010-01-26 Richard Guenther <rguenther@suse.de>
5792 PR tree-optimization/42250
5793 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5795 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5798 * omp-low.c (expand_omp_sections): Only use single_pred if
5799 l2_bb is single_pred_p.
5801 2010-01-25 Christian Bruel <christian.bruel@st.com>
5804 * config/sh/sh.c (find_barrier): Increase length for non delayed
5805 conditional branches.
5806 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5808 2010-01-24 David S. Miller <davem@davemloft.net>
5810 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5811 define if not using GAS.
5812 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5813 Likewise. Delete SECTION_MERGE code, which is only applicable
5816 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5819 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5820 mangling of va_list in system headers.
5822 2010-01-23 Toon Moene <toon@moene.org>
5824 * tree-predcom.c (combine_chains): Return NULL, not false.
5826 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5828 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5829 initialization of variable res to agree with return type.
5831 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5833 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5834 * tree-sra.c: Add include of expr.h.
5836 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5838 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5839 insert the debug stmt on the single non-EH edge from the stmt.
5841 2010-01-22 Richard Henderson <rth@redhat.com>
5844 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5845 the RHS until after generate_subtree_copies has insertted its
5846 code before the current statement.
5848 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5850 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5852 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5854 2010-01-21 Martin Jambor <mjambor@suse.cz>
5856 PR tree-optimization/42585
5857 * tree-sra.c (struct access): New field grp_total_scalarization.
5858 (dump_access): Dump the new field.
5859 (should_scalarize_away_bitmap): New variable.
5860 (cannot_scalarize_away_bitmap): Likewise.
5861 (sra_initialize): Allocate new bitmaps.
5862 (sra_deinitialize): Free new bitmaps.
5863 (create_access_1): New function.
5864 (create_access): Parts moved to create_access_1.
5865 (type_consists_of_records_p): New function.
5866 (completely_scalarize_record): Likewise.
5867 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5868 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5869 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5871 (analyze_all_variable_accesses): Completely scalarize small eligible
5874 2010-01-21 Martin Jambor <mjambor@suse.cz>
5876 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5878 2010-01-21 Andrew Haley <aph@redhat.com>
5880 * gcc.c (process_command): Move lang_specific_driver before
5881 setting cc_libexec_prefix.
5883 2010-01-21 Richard Guenther <rguenther@suse.de>
5886 * fold-const.c (negate_expr_p): Pretend only negative
5887 real constants are easily negatable.
5889 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5890 Jason Merrill <jason@redhat.com>
5892 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5893 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5894 * calls.c (initialize argument_information): Handle it.
5895 * c-common.c (handle_transparent_union_attribute): Use new name.
5896 * c-decl.c (finish_struct): Ditto.
5897 * c-typeck.c (type_lists_compatible_p): Ditto.
5898 (convert_for_assignment): Use new name and also handle record.
5899 * function.c (aggregate_value_p): Handle it.
5900 (pass_by_reference): Ditto.
5901 (assign_parm_data_types): Ditto.
5902 * print-tree.c (print_node): Ditto.
5903 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5904 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5905 * tree.c (first_field): New fn.
5907 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5910 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5911 even when linking statically, for now.
5913 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5916 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5917 without a cselib val.
5918 (count_uses): Accept MO_VAL_SET with no val on stores.
5919 (add_stores): Likewise.
5921 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5923 * var-tracking.c (check_value_val): Add a compile time assertion.
5924 (dv_is_decl_p): Simplify.
5925 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5926 gcc_assert if ENABLE_CHECKING.
5928 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5931 * var-tracking.c: Include tree-flow.h.
5932 (mem_dies_at_call): New.
5933 (dataflow_set_preserve_mem_locs): Use it.
5934 (dataflow_set_remove_mem_locs): Likewise.
5935 (dump_var): Renamed from dump_variable. Adjust all callers.
5936 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5937 * Makefile.in (var-tracking.o): Adjust deps.
5939 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5941 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5943 2010-01-20 Richard Guenther <rguenther@suse.de>
5945 PR tree-optimization/42717
5946 * tree-ssa-dce.c (get_live_post_dom): Remove.
5947 (forward_edge_to_pdom): Take an arbitrary edge to copy
5948 degenerate PHI args from.
5949 (remove_dead_stmt): Use the first post-dominator even if it
5950 does not contain live statements as redirection destination.
5952 2010-01-20 Richard Guenther <rguenther@suse.de>
5954 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5956 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5958 * sel-sched.c (create_speculation_check): Remove set but not used
5960 (try_transformation_cache): Remove set but not used variable ds.
5961 (calculate_privileged_insns): Remove set but not used variables
5962 cur_insn and min_spec_insn.
5963 (find_best_expr): Remove set but not used variable avail_n.
5964 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5966 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5968 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5969 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5972 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5975 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5976 cpu types. Add support for *-sse3 cpu types.
5977 (x86_64-*-*): Ditto.
5979 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5982 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5983 argument, call initializer_constant_valid_p_1 instead of
5984 initializer_constant_valid_p, pass CACHE to it, return NULL
5985 immediately if first call returns NULL.
5986 (initializer_constant_valid_p_1): New function.
5987 (initializer_constant_valid_p): Use it.
5989 2010-01-20 Thomas Quinot <quinot@adacore.com>
5991 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5993 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5995 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5996 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5997 (loc_list_from_tree): Don't handle unsigned division. Handle
5998 signed modulo using DW_OP_{over,over,div,mul,minus}.
5999 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6000 modulo instead of signed.
6002 2010-01-20 DJ Delorie <dj@redhat.com>
6004 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6006 (h8300_emit_stack_adjustment): Propogate it.
6008 (h8300_expand_prologue): Likewise.
6009 (h8300_expand_epilogue): Likewise.
6011 2010-01-19 Michael Matz <matz@suse.de>
6013 PR tree-optimization/41783
6014 * tree-data-ref.c (toplevel): Include flags.h.
6015 (dump_data_dependence_relation): Also dump the inputs if the
6016 result will be unknown.
6017 (split_constant_offset_1): Look through some conversions.
6018 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6019 the offset from last element is too large.
6020 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6021 (reassociate_to_the_same_stmt): Handle vector registers.
6022 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6024 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6025 wide_prolog_niters argument, emit widening instructions.
6026 (vect_do_peeling_for_alignment): Adjust caller, use widened
6027 variant of the iteration cound.
6028 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6030 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6033 * config/arm/neon-testgen.m (emit_automatics): New parameter
6034 features. Adjust for Fixed_return_reg feature.
6035 (test_intrinsic): Call emit_automatics with new feature.
6036 * config/arm/neon.ml: Update copyright years.
6037 (features): New Fixed_return_reg feature.
6038 (ops): Update feature for Vget_low.
6040 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6042 PR tree-optimization/42719
6043 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6047 * fwprop.c (all_uses_available_at): Return false if def_set dest
6048 is a REG that is used in def_insn.
6050 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6052 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6054 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6057 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6059 * target.h (struct gcc_target) <secondary_reload>: Change type
6060 of last argument to secondary_reload_info *.
6062 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6065 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6066 memory references with unaligned offsets. Remove CQImode handling.
6067 (unaligned_memory_operand): Return 1 for memory references with
6068 unaligned offsets. Remove CQImode handling.
6070 2010-01-18 Richard Guenther <rguenther@suse.de>
6073 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6076 2010-01-18 Richard Guenther <rguenther@suse.de>
6078 PR tree-optimization/42781
6079 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6080 restrict processing only if the original variable was artificial.
6082 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6084 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6085 find number of popped argument bytes.
6087 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6088 Fix the text that describes the return value for invalid insns.
6090 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6092 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6093 Clarify what 'cost of the -dependence' is. Fix quoting.
6095 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6096 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6098 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6100 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6101 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6103 2010-01-17 Richard Guenther <rguenther@suse.de>
6106 * function.c (split_complex_args): Take a VEC to modify.
6107 (assign_parms_augmented_arg_list): Build a VEC instead of
6108 a chain of PARM_DECLs.
6109 (assign_parms_unsplit_complex): Take a VEC of arguments.
6110 Do not fixup unmodified parms.
6111 (assign_parms): Deal with the VEC.
6112 (gimplify_parameters): Likewise.
6114 2010-01-17 Richard Guenther <rguenther@suse.de>
6116 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6117 node existence check.
6118 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6119 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6120 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6121 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6122 (gimple_execute_on_growing_pred): Likewise.
6124 2010-01-17 Richard Guenther <rguenther@suse.de>
6126 PR tree-optimization/42773
6127 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6128 (compute_antic_aux): Likewise.
6129 (compute_partial_antic_aux): Likewise.
6131 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6134 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6137 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6139 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6142 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6143 Fix markup for strict argument.
6145 (TARGET_SCHED_REORDER2): Fix argument types.
6147 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6148 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6150 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6151 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6153 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6156 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6157 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6158 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6159 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6160 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6162 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6164 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6166 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6167 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6169 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6171 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6174 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6176 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6177 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6179 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6181 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6183 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6184 referring to it. Fix language.
6186 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6188 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6190 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6192 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6194 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6195 '@var{stream}. Remove stray 'and'.
6197 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6199 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6201 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6203 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6204 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6206 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6207 Fix description of return value.
6208 Rename argument "sz" to "len."
6210 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6211 Clarify meaning of 'true' return value.
6213 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6215 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6216 rep_mode versus mode_rep.
6218 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6220 (TARGET_BUILTIN_DECL): Fix name.
6222 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6224 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6226 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6228 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6230 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6232 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6235 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6236 Rename argument tm_fn to md_fn.
6238 (TARGET_OPTION_PRINT): Fix argument list.
6240 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6243 * config/i386/i386.c (ix86_fixup_binary_operands):
6244 Revert FMA4 fixup of operands.
6246 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6249 * Makefile.in (write_entries_to_file, install-plugin):
6250 Use \012 instead of \n with tr.
6252 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6254 * configure.ac (HAVE_AS_REF): New C macro.
6255 * configure: Regenerate.
6256 * config.in: Likewise.
6257 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6259 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6262 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6264 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6266 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6268 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6270 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6272 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6274 (TARGET_BINDS_LOCAL_P): Fix argument type.
6276 (TARGET_ASM_FILE_END): Use prototype.
6278 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6280 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6282 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6284 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6286 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6287 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6289 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6290 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6292 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6293 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6294 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6295 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6297 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6299 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6301 (TARGET_INIT_BUILTINS): Use prototype.
6303 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6304 Put 'const char *' in braces. Fix parameter types.
6305 (TARGET_INVALID_CONVERSION): Fix parameter types.
6306 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6307 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6309 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6312 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6314 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6316 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6318 * doc/tm.texi (TARGET_HELP): Fix return type.
6320 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6321 in braces. Fix argument types.
6323 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6325 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6327 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6329 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6330 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6332 (TARGET_MANGLE_TYPE): Fix argument types.
6334 (TARGET_IRA_COVER_CLASSES): Use prototype.
6336 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6338 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6340 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6342 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6344 (TARGET_CALLEE_COPIES): Fix argument types.
6346 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6348 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6350 (TARGET_FUNCTION_VALUE): Fix argument types.
6352 (TARGET_RETURN_IN_MSB): Fix argument type.
6354 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6356 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6358 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6360 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6361 agree with return type.
6363 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6365 2010-01-15 Jing Yu <jingyu@google.com>
6367 PR rtl-optimization/42691
6368 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6369 a pseudo to a constant and are merged, and adjust comments.
6371 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6373 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6375 2010-01-15 Richard Guenther <rguenther@suse.de>
6378 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6379 labels of computed or non-local gotos to the destination.
6380 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6381 landing pad label is the first label.
6383 2010-01-15 Richard Guenther <rguenther@suse.de>
6385 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6387 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6390 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6391 to allow generation of the xssqrtdp instruction on power7.
6392 (sqrtdf2_fpr): Ditto.
6394 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6397 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6398 functions with noreturn attribute.
6401 * varasm.c (declare_weak): Add weak attribute to decl if it
6402 doesn't have one already.
6403 (assemble_external): Only add decls to weak_decls if they also
6404 have weak attribute.
6406 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6408 * var-tracking.c (var_reg_delete): Don't delete the association
6409 between REGs and values or one-part variables if the register
6412 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6415 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6416 because its first operand is a non-localized variable.
6418 2010-01-14 Martin Jambor <mjambor@suse.cz>
6420 PR tree-optimization/42706
6421 * tree-sra.c (encountered_recursive_call): New variable.
6422 (encountered_unchangable_recursive_call): Likewise.
6423 (sra_initialize): Initialize both new variables.
6424 (callsite_has_enough_arguments_p): New function.
6425 (scan_function): Call decl and flags check only for IPA-SRA, check
6426 whether there is a recursive call and whether it has enough arguments.
6427 (all_callers_have_enough_arguments_p): New function.
6428 (convert_callers): Look for recursive calls only when
6429 encountered_recursive_call is set.
6430 (ipa_early_sra): Bail out either if
6431 !all_callers_have_enough_arguments_p or
6432 encountered_unchangable_recursive_call.
6434 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6436 * sel-sched.c: Add 2010 to copyright years.
6437 * sel-sched-ir.c: Likewise.
6438 * sel-sched-ir.h: Likewise.
6440 2010-01-14 Martin Jambor <mjambor@suse.cz>
6442 PR tree-optimization/42714
6443 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6444 constructors specially.
6446 2010-01-14 Andi Kleen <ak@linux.intel.com>
6448 * config/i386/drivers-i386.c (detect_caches_intel):
6449 Add l2sizekb parameter and fill in.
6450 (host_detect_local_cpu): Add l2sizekb, fill in.
6451 Add Atom small cache heuristic.
6453 2010-01-14 Andi Kleen <ak@linux.intel.com>
6455 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6456 Add level3 parameter and fill in.
6457 (detect_caches_intel): Handle level3 cache.
6459 2010-01-14 Andi Kleen <ak@linux.intel.com>
6461 * config/i386/drivers-i386.c (host_detect_local_cpu):
6462 Fix core duo detection.
6464 2010-01-14 Andi Kleen <ak@linux.intel.com>
6466 * config/i386/drivers-i386.c (host_detect_local_cpu):
6469 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6471 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6472 (rs6000_variable_issue_1): this. Use...
6473 (rs6000_variable_issue): here. Reimplement. Print debug info.
6475 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6477 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6478 sel_restore_notes. Update all callers. Call reemit_notes
6481 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6483 PR rtl-optimization/42246
6484 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6487 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6489 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6490 all successors is the same as number of successors in current region.
6492 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6494 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6495 to rename is not separable. Otherwise check that its LHS is not NULL.
6497 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6499 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6501 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6503 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6504 available registers when failed to discover LHS register class.
6505 Fix indentation. Update comment.
6507 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6508 Alexander Monakov <amonakov@ispras.ru>
6510 PR rtl-optimization/42389
6511 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6513 (advance_state_on_fence): Likewise.
6514 (sel_target_adjust_priority): Print debug output only when
6515 sched_verbose >= 4, not 2.
6516 (get_expr_cost): Do not issue all unique insns on the next cycle.
6517 (fill_insns): Initialize can_issue_more from the value saved
6519 * sel-sched-ir.c (flist_add): New parameter issue_more.
6520 Init FENCE_ISSUE_MORE with it.
6521 (merge_fences): Likewise.
6522 (init_fences): Update call to flist_add.
6523 (add_to_fences, add_clean_fence_to_fences)
6524 (add_dirty_fence_to_fences): Likewise.
6525 (move_fence_to_fences): Update call to merge_fences.
6526 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6528 * sel-sched-ir.h (struct _fence): New field issue_more.
6529 (FENCE_ISSUE_MORE): New accessor macro.
6531 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6533 PR rtl-optimization/42388
6534 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6535 that have no predecessors nor successors. Do not call move_bb_info
6536 for empty blocks outside of current region.
6538 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6540 PR rtl-optimization/42294
6541 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6542 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6543 originators' originators.
6545 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6547 PR rtl-optimization/39453
6548 PR rtl-optimization/42246
6549 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6551 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6553 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6554 Alexander Monakov <amonakov@ispras.ru>
6557 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6558 (maybe_tidy_empty_bb): ... here. Make static. Add new
6559 argument. Update all callers.
6560 (tidy_control_flow): ... and here. Recompute topological order
6561 of basic blocks in region if necessary.
6562 (sel_redirect_edge_and_branch): Change return type. Return true
6563 if topological order might have been invalidated.
6564 (purge_empty_blocks): Export and move from...
6565 * sel-sched.c (purge_empty_blocks): ... here.
6566 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6567 (maybe_tidy_empty_bb): Delete prototype.
6568 (purge_empty_blocks): Declare.
6570 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6572 PR rtl-optimization/42249
6573 * sel-sched.c (try_replace_dest_reg): When chosen register
6574 and original register is the same, do not bail out early, but
6575 still check all original insns for validity of replacing destination
6576 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6579 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6582 Port from no-undefined-overflow branch:
6583 2009-03-09 Richard Guenther <rguenther@suse.de>
6585 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6587 2010-01-14 Richard Guenther <rguenther@suse.de>
6590 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6592 2010-01-14 Ira Rosen <irar@il.ibm.com>
6594 PR tree-optimization/42709
6595 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6596 as scalar type in creation of constant vector operand.
6598 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6601 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6602 (check-parallel-%): Match `testsuite' directory component only
6605 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6607 PR translation/39521
6608 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6611 2010-01-13 Richard Guenther <rguenther@suse.de>
6613 PR tree-optimization/42730
6614 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6617 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6620 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6621 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6624 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6626 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6627 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6628 ___umulsi3_highpart.
6630 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6631 rather than schedule_insns if the pass is enabled.
6633 2010-01-13 Martin Jambor <mjambor@suse.cz>
6635 PR tree-optimization/42704
6636 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6639 2010-01-13 Martin Jambor <mjambor@suse.cz>
6641 PR tree-optimization/42703
6642 * tree-sra.c (analyze_access_subtree): Check that we can build a
6643 reference to the original data within the aggregate.
6645 2010-01-13 Richard Guenther <rguenther@suse.de>
6647 PR tree-optimization/42705
6648 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6650 2010-01-13 Richard Guenther <rguenther@suse.de>
6653 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6655 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6658 * var-tracking.c (values_to_unmark): New variable.
6659 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6660 values_to_unmark vector. Moved body to...
6661 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6662 instead queue it into values_to_unmark vector.
6663 (vt_find_locations): Free values_to_unmark vector.
6665 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6667 * config/s390/s390.c (override_options): Set
6668 default of max-pending-list-length to 256
6670 2010-01-13 Richard Guenther <rguenther@suse.de>
6673 * tree-pass.h (PROP_gimple_lcx): New.
6674 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6675 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6676 before the final cleanup_eh.
6677 (dump_properties): Dump PROP_gimple_lcx.
6678 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6679 (tree_lower_complex_O0): Remove.
6680 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6681 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6682 tree_lower_complex, schedule TODO_update_ssa.
6683 * lto-streamer-out.c (output_function): Stream the functions
6685 * lto-streamer-in.c (input_function): Likewise.
6686 (lto_read_body): Do not override them here.
6688 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6691 * c-typeck.c (build_c_cast): Fold value cast to union type before
6692 wrapping it in a CONSTRUCTOR.
6694 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6696 PR rtl-optimization/42699
6697 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6700 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6702 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6703 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6704 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6705 SUBTARGET_WARN_UNUSED_SPEC): ... here
6706 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6708 2010-01-12 Julian Brown <julian@codesourcery.com>
6710 * config/arm/neon-schedgen.ml (Utils): Don't try to
6711 open missing module.
6712 (find_with_result): New.
6714 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6717 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6718 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6720 PR tree-optimization/42645
6721 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6722 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6723 decl_map, set processing_debug_stmt to -1 and return name without
6726 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6728 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6729 binutils version, and reword target configuration description.
6731 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6733 * config/avr/avr.h (LINKER_NAME): Remove.
6735 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6738 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6739 that support VSX, warn for -mno-altivec if vsx is not disabled,
6742 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6743 Shujing Zhao <pearly.zhao@oracle.com>
6745 PR translation/42469
6746 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6747 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6748 character between option name and help text.
6749 * c.opt (imultilib): Likewise.
6751 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6753 * lto-streamer-out.c (output_unreferenced_globals): Output static
6756 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6758 PR rtl-optimization/42621
6759 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6760 optimizing for size.
6761 (duplicate_computed_gotos): Remove now-redundant check.
6763 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6766 * configure.ac: Save and restore LDFLAGS and LIBS
6767 * configure: Regenerate.
6769 2010-01-10 Richard Guenther <rguenther@suse.de>
6772 * builtins.c (fold_builtin_strlen): Add type argument and
6773 convert the resulting length to it.
6774 (fold_builtin_1): Adjust.
6776 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6778 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6779 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6781 (num_insns_constant_wide): Adjust for that change.
6783 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6786 * web.c (union_defs): Add used argument, to combine uses of
6788 (entry_register): Adjust type and tests of used argument.
6789 (web_main): Widen used for new use. Pass it to union_defs.
6790 * df.h (union_defs): Adjust prototype.
6792 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6795 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6796 uses in new incoming argument. Free body.
6797 (reset_debug_uses_in_loop): New.
6798 (analyze_insn_to_expand_var): Call the latter if the former found
6799 anything. Fix whitespace. Reject invalid dest overlaps before
6800 going through all insns in the loop.
6802 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6805 * haifa-sched.c (dying_use_p): Debug insns don't count.
6807 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6810 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6811 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6812 (verify_gimple_call): Reject LHS in noreturn calls.
6814 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6818 * tree-vect-loop-manip.c (adjust_info): New type.
6819 (adjust_vec): New pointer to vector.
6820 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6821 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6822 (slpeel_update_phis_for_duplicate_loop): Use them.
6823 (slpeel_update_phi_nodes_for_guard1): Likewise.
6824 (slpeel_update_phi_nodes_for_guard2): Likewise.
6825 (slpeel_tree_peel_loop_to_edge): Likewise.
6826 (vect_update_ivs_after_vectorizer): Likewise.
6828 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6830 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6831 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6833 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6835 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6836 bogus uninitialized warning.
6838 2010-01-09 Richard Guenther <rguenther@suse.de>
6841 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6842 the evolution is compatible with the initial condition.
6844 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6846 * gcc.c (process_command): Update copyright notice dates.
6847 * gcov.c (print_version): Likewise.
6848 * gcov-dump.c (print_version): Likewise.
6849 * mips-tfile.c (main): Likewise.
6850 * mips-tdump.c (main): Likewise.
6852 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6855 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6857 (rotlhi3_8): Delete.
6859 (rotlsi3_8): Delete.
6860 (rotlsi3_16): Delete.
6861 (rotlsi3_24): Delete.
6863 (*rotw<mode>3): New.
6864 (*rotb<mode>3): New.
6865 * config/avr/avr.c (avr_rotate_bytes): New function.
6866 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6868 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6871 * configure.ac: Modify -rdynamic check.
6872 * configure: Regenerate.
6874 2010-01-08 DJ Delorie <dj@redhat.com>
6876 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6877 register popping order.
6879 2010-01-08 Richard Guenther <rguenther@suse.de>
6882 * c.opt (fsigned-char): Also let LTO handle this option.
6883 (funsigned-char): Likewise.
6885 2010-01-07 Richard Guenther <rguenther@suse.de>
6887 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6888 (gimple_op): Likewise.
6889 (gimple_op_ptr): Likewise.
6890 (gimple_assign_set_lhs): Remove gcc_assert.
6891 (gimple_assign_set_rhs1): Likewise.
6892 (gimple_assign_set_rhs2): Likewise.
6893 (gimple_call_set_lhs): Likewise.
6894 (gimple_call_set_fn): Likewise.
6895 (gimple_call_set_fndecl): Likewise.
6896 (gimple_call_fndecl): Likewise.
6897 (gimple_call_return_type): Likewise.
6898 (gimple_call_set_chain): Likewise.
6899 (gimple_call_num_args): Likewise.
6900 (gimple_call_set_arg): Likewise.
6901 (gimple_cond_set_code): Likewise.
6902 (gimple_cond_set_lhs): Likewise.
6903 (gimple_cond_set_rhs): Likewise.
6904 (gimple_cond_set_true_label): Likewise.
6905 (gimple_cond_set_false_label): Likewise.
6906 (gimple_label_set_label): Likewise.
6907 (gimple_goto_set_dest): Likewise.
6908 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6909 (gimple_debug_bind_get_value): Likewise.
6910 (gimple_debug_bind_get_value_ptr): Likewise.
6911 (gimple_debug_bind_set_var): Likewise.
6912 (gimple_debug_bind_set_value): Likewise.
6913 (gimple_debug_bind_reset_value): Likewise.
6914 (gimple_debug_bind_has_value_p): Likewise.
6915 (gimple_return_retval_ptr): Remove gcc_assert.
6916 (gimple_return_retval): Likewise.
6917 (gimple_return_set_retval): Likewise.
6918 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6919 (safe_referenced_var_iterator): Remove.
6920 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6921 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6922 (fill_referenced_var_vec): Remove.
6923 (first_readonly_imm_use): Remove redundant gcc_assert.
6924 (phi_arg_index_from_use): Combine gcc_asserts.
6925 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6926 (first_imm_use_stmt): Remove redundant gcc_assert.
6927 * tree-cfg.c (verify_gimple_call): Verify function and chain
6928 operands. Verify arguments.
6929 (verify_types_in_gimple_stmt): Verify condition code and labels.
6931 2010-01-07 Richard Guenther <rguenther@suse.de>
6933 PR tree-optimization/42641
6934 * sese.c (rename_map_elt_info): Use the SSA name version, do
6937 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6939 PR tree-optimization/42625
6940 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6941 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6943 2010-01-07 Duncan Sands <baldrick@free.fr>
6945 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6947 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6950 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6951 note itself is not function_invariant_p.
6953 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6955 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6956 Do not add the DF_NOTE problem.
6957 * store-motion.c (execute_rtl_store_motion): Likewise.
6959 2010-01-07 Martin Jambor <mjambor@suse.cz>
6961 PR tree-optimization/42157
6962 * tree-sra.c (compare_access_positions): Stabilize sort if both
6963 accesses have integer types, return zero immediately if they are the
6966 2010-01-06 Richard Henderson <rth@redhat.com>
6969 * haifa-sched.c (add_to_note_list): Merge into ...
6970 (concat_note_lists): ... here, and ...
6971 (unlink_other_notes, rm_other_notes): Merge into...
6972 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6973 NOTE_INSN_EPILOGUE_BEG.
6975 2010-01-06 Richard Guenther <rguenther@suse.de>
6977 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6978 not inline regular functions into always-inline functions.
6980 2010-01-06 Nick Clifton <nickc@redhat.com>
6982 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6983 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6985 (OVERRIDE_OPTIONS): Delete.
6986 (OPTIMIZATION_OPTIONS): Define.
6987 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6988 * config/rx/rx.c (rx_handle_option): Issue an error message if
6989 -mcpu=rx200 and -fpu are used together.
6990 (rx_set_optimization_options): New function. Issue an error
6991 message if an optimization attribute attempts to reset the FPU/
6992 math optimization pairing.
6993 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6994 * config/rx/rx.opt: Set the default to 32-bit doubles.
6995 * config/rx/t-rx: Add multilibs for -nofpu option.
6996 * doc/invoke.texi: Update documentation of RX options.
6998 2010-01-06 Richard Guenther <rguenther@suse.de>
7000 * tree-ssa-pre.c (name_to_id): New global.
7001 (alloc_expression_id): Simplify SSA name handling.
7002 (lookup_expression_id): Likewise.
7003 (init_pre): Zero name_to_id.
7004 (fini_pre): Free it.
7006 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7008 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7010 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7013 * config/i386/sse.md (smaxv2di3): New.
7014 (umaxv2di3): Likewise.
7015 (sminv2di3): Likewise.
7016 (uminv2di3): Likewise.
7018 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7021 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7022 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7023 (legitimize_tls_address): Likewise.
7024 (sparc_tls_referenced_p): Likewise.
7025 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7026 and adjust calls to legitimize_pic_address.
7027 (legitimate_constant_p) Use sparc_tls_referenced_p.
7028 (legitimate_pic_operand_p): Likewise.
7029 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7030 (sparc_tls_symbol_ref_1): Delete.
7031 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7032 (legitimize_tls_address): Make static, handle CONST patterns.
7033 (legitimize_pic_address): Make static, remove unused parameter and
7034 adjust recursive calls.
7035 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7036 and adjust call to legitimize_pic_address.
7037 (sparc_output_mi_thunk): Likewise.
7039 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7040 H.J. Lu <hongjiu.lu@intel.com>
7043 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7044 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7045 operands to make them signed.
7048 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7051 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7052 GTU to GT for V4SI and V2DI.
7054 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7055 (umin<mode>3): Removed.
7057 (uminv4si3): Likewise.
7059 2010-01-05 Martin Jambor <mjambor@suse.cz>
7061 PR tree-optimization/42462
7062 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7063 current_function_decl to helper functions and macros.
7065 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7068 * flags.h: Don't include real.h.
7069 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7070 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7071 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7072 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7073 * dominance.c: Update copyright.
7074 * gimple.c (walk_gimple_op): Remove inline.
7075 * tree-ssa-reassoc.c: Include real.h.
7076 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7077 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7079 2010-01-05 Nick Clifton <nickc@redhat.com>
7081 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7082 register to push into the stack frame when the accumulator has to
7083 be saved during interrupts.
7085 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7087 * doc/invoke.texi: Remove the documentation about option
7089 * common.opt (Wunreachable-code): Preserved for backward
7091 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7092 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7093 the backward compatibility flag section.
7095 2010-01-05 Richard Guenther <rguenther@suse.de>
7097 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7099 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7102 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7104 PR tree-optimization/42508
7105 * tree-sra.c (convert_callers): Check for recursive call
7106 by comparing cgraph nodes instead of decls.
7107 (modify_function): Call ipa_modify_formal_parameters also
7108 on all same_body aliases.
7110 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7111 cgraph nodes when checking for same_body aliases.
7113 2010-01-05 Richard Guenther <rguenther@suse.de>
7115 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7116 allocation and lookup.
7117 (get_or_alloc_expr_for_constant): Likewise.
7118 (phi_translate): Sink allocation.
7120 2010-01-04 Richard Guenther <rguenther@suse.de>
7122 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7123 a new entry only if needed.
7124 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7125 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7127 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7129 (phi_translate): Handle CONSTANTs early.
7131 2010-01-04 Martin Jambor <mjambor@suse.cz>
7133 PR tree-optimization/42398
7134 * tree-sra.c (struct access): Removed flag grp_different_types.
7135 (dump_access): Do not dump the removed flag.
7136 (sort_and_splice_var_accesses): Do not set the removed flag.
7137 (sra_modify_expr): Check for type compatibility directly.
7139 2010-01-04 Martin Jambor <mjambor@suse.cz>
7141 PR tree-optimization/42366
7142 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7143 edges with variable number of parameters.
7144 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7145 flag instead of asserting it.
7146 (ipa_read_node_info): Read uses_analysis_done flag.
7148 2010-01-04 Richard Guenther <rguenther@suse.de>
7150 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7151 iterative_hash_* as intended.
7152 (vn_reference_compute_hash): Likewise. Simplify hashing
7154 (vn_reference_lookup_2): Likewise.
7155 (vn_nary_op_compute_hash): Likewise.
7156 (vn_phi_compute_hash): Likewise.
7157 (expressions_equal_p): Remove strange code.
7158 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7159 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7160 (bitmap_insert_into_set_1): Take value-id as parameter.
7161 (add_to_value): Pass it.
7162 (bitmap_insert_into_set): Likewise.
7163 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7165 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7168 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7169 (do_self_spec): For switches with SWITCH_IGNORE set set also
7170 SWITCH_IGNORE_PERMANENTLY.
7171 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7174 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7176 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7177 tree of an unreferenced global var.
7179 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7182 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7183 GTU to GT for V4SI and V2DI.
7185 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7186 (umin<mode>3): Removed.
7188 (uminv4si3): Likewise.
7190 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7193 * collect2.c (main): Turn on trace in collect2 if -v is passed
7196 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7198 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7199 description of expression operand.
7201 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7203 * configure.ac: Add install-html to target_list for Make-hooks.
7204 * configure: Regenerate.
7205 * fortran/Make-lang.in (F95_HTMLFILES): New.
7206 (fortran.html): Use it.
7207 (fortran.install-html): New.
7208 * Makefile.in (install-html): Add lang.install-html.
7209 * java/Make-lang.in (JAVA_HTMLFILES): New.
7210 (java.html): Use it.
7211 (java.install-html): New.
7212 * objc/Make-lang.in (objc.install-html): New.
7213 * objcp/Make-lang.in (obj-c++.install-html): New.
7214 * cp/Make-lang.in (c++.install-html): New.
7215 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7216 * lto/Make-lang.in (lto.install-html): New.
7218 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7221 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7223 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7225 PR rtl-optimization/41862
7226 * store-motion.c (store_killed_in_insn, compute_store_table,
7227 remove_reachable_equiv_notes, replace_store_insn,
7228 build_store_vectors): Ignore all DEBUG_INSNs.
7230 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7233 * common.opt: Add dumpdir.
7235 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7237 (option_map): Add --dumpdir.
7239 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7241 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7243 * opts.c (decode_options): Try dump_dir_name first if
7244 dump_base_name isn't an absolute path.
7245 (common_handle_option): Handle OPT_dumpdir.
7247 * toplev.c (dump_dir_name): New.
7248 (print_switch_values): Also ignore -dumpdir.
7250 * toplev.h (dump_dir_name): New.
7252 2010-01-03 Richard Guenther <rguenther@suse.de>
7254 PR tree-optimization/42589
7255 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7256 double-word expansion of bswap32.
7258 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7260 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7261 with BLOCK_FOR_INSN.
7262 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7263 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7264 noce_process_if_block): Likewise.
7265 * gcse.c (compute_local_properties, insert_expr_in_table,
7266 insert_set_in_table, canon_list_insert, find_avail_set,
7267 pre_insert_copy_insn): Likewise.
7269 * basic-block.h (BLOCK_NUM): Move from here...
7270 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7272 2010-01-03 Richard Guenther <rguenther@suse.de>
7274 PR tree-optimization/42438
7275 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7276 contains_may_not_return_call flag.
7277 (BB_MAY_NOTRETURN): New.
7278 (valid_in_sets): Trapping nary operations are not valid
7279 in blocks that may not return.
7280 (insert_into_preds_of_block): Remove check for trapping expressions.
7281 (compute_avail): Compute also BB_MAY_NOTRETURN.
7283 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7285 * doc/invoke.texi: Add 2010 to copyright years.
7287 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7289 * config/sparc/sparc.c: Fix formatting nits.
7291 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7292 Alexander Monakov <amonakov@ispras.ru>
7294 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7296 2010-01-02 Richard Guenther <rguenther@suse.de>
7299 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7300 (simplify_switch_using_ranges): Mark to be removed edges
7303 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7305 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7307 * collect2.c (scan_libraries): Add missing argument in call to
7310 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7313 * config/alpha/predicates.md (aligned_memory_operand): Return false
7315 (unaligned_memory_operand): Return true for CQImode.
7316 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7317 doesn not cross aligned SImode word boundary.
7319 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7321 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7323 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7324 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7326 2010-01-02 Richard Guenther <rguenther@suse.de>
7329 * toplev.c (compile_file): Emit LTO marker properly. Change
7331 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7333 2010-01-01 Richard Guenther <rguenther@suse.de>
7336 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7338 2010-01-01 Richard Guenther <rguenther@suse.de>
7341 * c-decl.c (grokdeclarator): For zero-size arrays force
7342 structural equality checks as layout_type does.
7344 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7346 * builtins.c: Update copyright to 2010.
7348 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7351 * lto-streamer-out.c (produce_asm): Revert the last change.
7352 (copy_function): Likewise.
7354 * lto-streamer.c (lto_get_section_name): Skip any leading
7357 2010-01-01 Richard Guenther <rguenther@suse.de>
7360 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7364 Copyright (C) 2010 Free Software Foundation, Inc.
7366 Copying and distribution of this file, with or without modification,
7367 are permitted in any medium without royalty provided the copyright
7368 notice and this notice are preserved.