1 2010-04-26 Jakub Jelinek <jakub@redhat.com>
4 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
6 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
8 * c-parser.c (struct c_token): Move location field up.
9 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
10 (struct c_declspecs): Convert typespec_word, storage_class, and
11 default_int_p into bitfields.
12 (struct c_declarator): Move loc field up.
14 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
16 * cfgloop.h (struct loop): Move can_be_parallel field up.
17 * ipa-prop.h (struct ip_node_params): Move bitfields up.
18 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
20 (struct iv_cand): Convert pos field into a bitfield.
21 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
23 (struct _stmt_vec_info): Shuffle fields for better packing.
25 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
27 * varasm.c (IN_NAMED_SECTION): Remove guard.
28 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
29 (IN_NAMED_SECTION_P): ...this.
30 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
31 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
33 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
35 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
36 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
37 of shadowing it. Fix comments.
39 2010-04-26 Jan Hubicka <jh@suse.cz>
41 * cgraph.c (cgraph_create_node): Set node frequency to normal.
42 (cgraph_clone_node): Copy function frequency.
43 * cgraph.h (node_frequency): New enum
44 (struct cgraph_node): Add.
45 * final.c (rest_of_clean_state): Update.
46 * lto-cgraph.c (lto_output_node): Output node frequency.
47 (input_overwrite_node): Input node frequency.
48 * tre-ssa-loop-ivopts (computation_cost): Update.
49 * lto-streamer-out.c (output_function): Do not output function
51 * predict.c (maybe_hot_frequency_p): Update and handle functions
53 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
55 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
56 (compute_function_frequency): Set noreturn functions to be executed
58 (choose_function_section): Update.
59 * lto-streamer-in.c (input_function): Do not input function frequency.
60 * function.c (allocate_struct_function): Do not initialize function
62 * function.h (function_frequency): Remove.
63 (struct function): Remove function frequency.
64 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
66 * tree-inline.c (initialize_cfun): Do not update function frequency.
67 * passes.c (pass_init_dump_file): Update.
68 * i386.c (ix86_compute_frame_layout): Update.
69 (ix86_pad_returns): Update.
71 2010-04-26 Jie Zhang <jie@codesourcery.com>
73 PR tree-optimization/43833
74 * tree-vrp.c (range_int_cst_p): New.
75 (range_int_cst_singleton_p): New.
76 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
77 when both operands are constants. Use range_int_cst_p in
80 2010-04-26 Jan Hubicka <jh@suse.cz>
82 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
84 2010-04-26 Richard Guenther <rguenther@suse.de>
87 * gimple.c (gimple_decl_printable_name): Deal gracefully
88 with a NULL DECL_NAME.
90 2010-04-26 Richard Guenther <rguenther@suse.de>
93 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
94 if emitting debug information and it is either a function
97 2010-04-26 Ira Rosen <irar@il.ibm.com>
99 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
100 determine if the statement is vectorizable, and a macro to
102 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
103 Skip statements that can't be vectorized. If the analysis
104 fails, mark the statement as unvectorizable if vectorizing
106 (vect_compute_data_refs_alignment): Likewise.
107 (vect_verify_datarefs_alignment): Skip statements marked as
108 unvectorizable. Add print.
109 (vect_analyze_group_access): Skip statements that can't be
110 vectorized. If the analysis fails, mark the statement as
111 unvectorizable if vectorizing basic block.
112 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
114 * tree-vect-stmts.c (vectorizable_store): Fix the number of
115 generated stmts for SLP.
116 (new_stmt_vec_info): Initialize the new field.
117 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
118 statements marked as unvectorizable.
120 2010-04-25 Joseph Myers <joseph@codesourcery.com>
122 * c-common.c (flag_isoc1x): New.
123 (flag_isoc99): Update comment.
124 * c-common.h (flag_isoc1x): New.
125 (flag_isoc99): Update comment.
126 * c-cppbuiltin.c (builtin_define_float_constants): Also define
127 __<type>_DECIMAL_DIG__.
128 * c-opts.c (set_std_c1x): New.
129 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
130 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
131 * c.opt (-std=c1x, -std=gnu1x): New options.
132 * doc/cpp.texi: Mention -std=c1x.
133 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
134 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
135 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
136 * doc/standards.texi: Mention C1X.
137 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
138 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
139 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
142 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
144 * config/i386/gmon-sol2.c (_mcleanup): Change format string
145 placeholder from 0x%x to %#x.
146 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
147 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
148 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
149 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
150 * config/i386/i386.c (ix86_target_string): Ditto.
151 (output_pic_addr_const): Ditto.
152 (print_operand): Ditto.
154 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
156 * combine.c (find_split_point): Add third argument. Use it
157 to find nested multiply-accumulate instructions. Adjust calls.
158 (try_combine): Adjust call to find_split_point.
160 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
162 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
164 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
166 PR tree-optimization/41442
167 * fold-const.c (merge_truthop_with_opposite_arm): New function.
168 (fold_binary_loc): Call it.
170 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
172 * toplev.c (general_init): Set default for fdiagnostics-show-option.
173 * opts.c (common_handle_option): Allow disabling it.
174 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
176 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
178 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
179 between modes if both types are integral.
181 2010-04-23 Richard Guenther <rguenther@suse.de>
183 PR tree-optimization/43572
184 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
186 2010-04-23 Richard Guenther <rguenther@suse.de>
189 * tree-inline.c (tree_can_inline_p): Also check compatibility
192 2010-04-23 Martin Jambor <mjambor@suse.cz>
194 PR tree-optimization/43846
195 * tree-sra.c (struct access): New flag grp_assignment_read.
196 (build_accesses_from_assign): Set grp_assignment_read.
197 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
198 (enum mark_read_status): New type.
199 (analyze_access_subtree): Propagate grp_assignment_read, create
200 accesses also if both direct_read and root->grp_assignment_read.
202 2010-04-23 Martin Jambor <mjambor@suse.cz>
205 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
206 function does not have type attributes.
208 2010-04-23 Richard Guenther <rguenther@suse.de>
211 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
214 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
216 * sese.h (create_if_region_on_edge): Remove.
218 * sese.c (create_if_region_on_edge): Make static.
220 * tree-inline.c: Do not include ggc.h.
222 * expr.c: Do not include ggc.h.
224 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
227 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
230 * config/sh/sh.c (find_barrier): Don't emit a constant pool
231 in the middle of insns for casesi_worker_2.
233 2010-04-22 David Edelsohn <edelsohn@gnu.org>
235 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
237 2010-04-22 Ira Rosen <irar@il.ibm.com>
239 PR tree-optimization/43842
240 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
241 loop unrolling in update of exit phis. Fix comment.
242 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
243 least two reduction statements in the loop before starting SLP
246 2010-04-22 Nick Clifton <nickc@redhat.com>
248 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
250 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
252 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
255 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
257 * tree-parloops.c (loop_parallel_p): New argument
258 parloop_obstack. Pass it down.
259 (parallelize_loops): New variable parloop_obstack. Initialize it,
260 pass it down, free it.
262 * tree-loop-linear.c (linear_transform_loops): Pass down
265 * tree-data-ref.h (lambda_compute_access_matrices): New argument
266 of type struct obstack *.
268 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
269 scratch_obstack. Initialize it, pass down, free it.
271 * lambda.h (lambda_loop_new): Remove.
272 (lambda_matrix_new, lambda_matrix_inverse)
273 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
274 argument of type struct obstack *.
276 * lambda-trans.c (lambda_trans_matrix_new): New argument
277 lambda_obstack. Pass it down, use obstack allocation for ret.
278 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
281 * lambda-mat.c (lambda_matrix_get_column)
282 (lambda_matrix_project_to_null): Remove.
283 (lambda_matrix_new): New argument lambda_obstack. Use obstack
285 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
288 * lambda-code.c (lambda_loop_new): New function.
289 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
290 (lambda_compute_auxillary_space, lambda_compute_target_space)
291 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
292 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
293 (build_access_matrix): New argument lambda_obstack. Use obstack
295 (lambda_compute_step_signs, lambda_compute_access_matrices): New
296 argument lambda_obstack. Pass it down.
298 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
300 * optabs.h (expand_widening_mult): Declare.
302 2010-04-22 Richard Guenther <rguenther@suse.de>
304 PR tree-optimization/43845
305 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
306 lookup the CALL_EXPR function and arguments.
308 2010-04-22 Nick Clifton <nickc@redhat.com>
310 * config/stormy16/stormy16.c
311 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
312 * config/stormy16/stormy16.h: Tidy up formatting.
313 (DONT_USE_BUILTIN_SETJMP): Remove definition.
314 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
315 (ineqbranchsi): Delete pattern.
316 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
317 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
318 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
319 stormy16-lib2-ucmpsi2.c.
321 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
323 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
324 df_simulate_find_noclobber_defs as appropriate. Keep track of an
325 extra set merge_set_noclobber, and use it to relax the final test
327 * df.h (df_simulate_find_noclobber_defs): Declare.
328 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
330 (df_simulate_find_noclobber_defs): New function.
332 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
334 * config/i386/i386.md: Use {} around multi-line preparation statements.
336 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
338 * c-tree.h (push_init_level, pop_init_level, set_init_index)
339 (process_init_element): New argument of type struct obstack *.
341 * c-typeck.c (push_init_level, pop_init_level, set_designator)
342 (set_init_index, set_init_label, set_nonincremental_init)
343 (set_nonincremental_init_from_string, find_init_member)
344 (output_init_element, output_pending_init_elements)
345 (process_init_element): New argument braced_init_obstack. Pass it
347 (push_range_stack, add_pending_init): New argument
348 braced_init_obstack. Use obstack allocation.
350 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
351 braced_init_obstack. Pass it down.
352 (c_parser_braced_init): New variables ret, braced_init_obstack.
353 Initialize obstack, pass it down and finally free it.
355 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
358 * tree-pass.h (pass_optimize_widening_mul): Declare.
359 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
360 gate_optimize_widening_mul): New static functions.
361 (pass_optimize_widening_mul): New.
362 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
363 <case MULT_EXPR>: Remove support for widening multiplies.
364 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
365 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
366 simplify_gen_unary rather than directly building extensions.
367 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
369 * expmed.c (expand_widening_mult): New function.
370 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
372 2010-04-21 Jan Hubicka <jh@suse.cz>
374 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
375 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
376 * lto-wpa-fixup.c: Remove.
377 * Makefile.in (lto-wpa-fixup.o): Remove.
378 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
379 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
380 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
382 2010-04-21 Jan Hubicka <jh@suse.cz>
384 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
385 add write_optimization_summary, read_optimization_summary.
386 (ipa_write_summaries_of_cgraph_node_set): Remove.
387 (ipa_write_optimization_summaries): Declare.
388 (ipa_read_optimization_summaries): Declare.
389 * ipa-cp.c (pass_ipa_cp): Update.
390 * ipa-reference.c (pass_ipa_reference): Update.
391 * ipa-pure-const.c (pass_ipa_pure_const): Update.
392 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
394 * ipa-inline.c (pass_ipa_inline): Update.
395 * ipa.c (pass_ipa_whole_program): Update.
396 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
397 * passes.c (ipa_write_summaries_1): Do not test wpa.
398 (ipa_write_optimization_summaries_1): New.
399 (ipa_write_optimization_summaries): New.
400 (ipa_read_summaries): Do not test ltrans.
401 (ipa_read_optimization_summaries_1): New.
402 (ipa_read_optimization_summaries): New.
404 2010-04-21 Jan Hubicka <jh@suse.cz>
406 * lto-cgraph.c (lto_output_node): Do not output comdat groups
408 (output_cgraph): Do not arrange comdat groups for boundary nodes.
410 2010-04-21 Jakub Jelinek <jakub@redhat.com>
413 * dwarf2out.c (add_name_and_src_coords_attributes): Add
414 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
416 2010-04-21 Jan Hubicka <jh@suse.cz>
418 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
420 2010-04-21 Jan Hubicka <jh@suse.cz>
422 * varpool.c (decide_is_variable_needed): Variable is always needed
425 2010-04-21 Jan Hubicka <jh@suse.cz>
427 * opts.c (decode_options): Enable pure-const pass for whopr.
429 2010-04-21 Jan Hubicka <jh@suse.cz>
431 * cgraph.c (dump_cgraph_node): Dump also assembler name.
432 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
434 (cgraph_decide_inlining): Do not expect callee to be removed in all
437 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
439 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
441 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
443 * config/i386/i386.md (x86_shrd): Add athlon_decode and
444 amdfam10_decode attributes.
446 2010-04-21 Jakub Jelinek <jakub@redhat.com>
449 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
450 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
451 (lower_copyprivate_clauses): Use private var in outer
452 context instead of original var. Make sure the types
453 are correct for VLAs.
455 2010-04-21 Richard Guenther <rguenther@suse.de>
457 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
458 to non-pointer objects.
460 2010-04-21 Jakub Jelinek <jakub@redhat.com>
462 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
463 last chain entry if it starts with the still current label.
464 (add_location_or_const_value_attribute): Check that
465 loc_list->first->next is NULL instead of comparing ->first with ->last.
466 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
467 to add_var_loc_to_decl.
469 * dwarf2out.c (output_call_frame_info): For dw_cie_version
470 >= 4 add also address size and segment size fields into CIE header.
472 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
473 long as address size is the same as sizeof (void *) and
475 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
476 address size or segment size is unexpected, return DW_EH_PE_omit.
477 (classify_object_over_fdes): If get_cie_encoding returned
478 DW_EH_PE_omit, return -1.
479 (init_object): If classify_object_over_fdes returned -1,
480 pretend there were no FDEs at all.
482 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
484 * config/i386/i386.md (bswap<mode>2): Macroize expander from
485 bswap{si,di}2 using SWI48 mode iterator.
486 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
487 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
488 set modrm attribute of bswap insn to 0 and remove length attribute.
489 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
490 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
491 set mode attribute to <MODE> and remove length attribute.
493 2010-04-20 James E. Wilson <wilson@codesourcery.com>
495 PR rtl-optimization/43520
496 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
497 zero available registers.
499 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
501 * builtins.c (fold_builtin_cproj): Fold more cases.
503 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
505 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
506 (fold_builtin_1): Fold builtin cproj.
507 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
508 Use ATTR_CONST_NOTHROW_LIST.
510 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
512 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
513 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
514 ffsi2_no_cmove for !TARGET_CMOVE.
515 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
516 (ffssi2): Remove expander.
517 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
519 (ctz<mode>2): Ditto from ctz{si,di}2.
520 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
522 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
525 2010-04-20 Jakub Jelinek <jakub@redhat.com>
527 * dwarf2out.c (AT_linkage_name): Define.
528 (clone_as_declaration): Handle DW_AT_linkage_name.
529 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
530 of DW_AT_MIPS_linkage_name.
531 (move_linkage_attr): Likewise.
532 (dwarf2out_finish): Likewise.
534 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
537 * fold-const.c (fold_comparison): New folding rule.
539 2010-04-20 Anatoly Sokolov <aesok@post.ru>
541 * double-int.h (double_int_setbit): Declare.
542 * double-int.c (double_int_setbit): New function.
543 * rtl.h (immed_double_int_const): Declare.
544 * emit-rtl.c (immed_double_int_const): New function.
545 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
546 and immed_double_int_const functions.
547 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
548 expand_copysign_bit): (Ditto.).
549 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
550 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
551 * dojump.c (prefer_and_bit_test): (Ditto.).
552 * expr.c (convert_modes, reduce_to_bit_field_precision,
553 const_vector_from_tree): (Ditto.).
554 * expmed.c (mask_rtx, lshift_value): (Ditto.).
556 2010-04-20 Jan Hubicka <jh@suse.cz>
558 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
559 (dump_cgraph_node): Dump new flags.
560 * cgraph.h (struct cgraph_node): Add flags
561 reachable_from_other_partition and in_other_partition.
562 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
563 other partition can not be removed.
564 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
565 the other partition must be output; silence sanity checking on
566 leaking functions bodies from other paritition.
567 * lto-cgraph.c (reachable_from_other_partition_p): New function.
568 (lto_output_node): Output new flags; do not sanity check that inline
569 clones are output; drop lto_forced_extern_inline_p code; do not mock
570 visibility flags at partition boundaries.
571 (add_node_to): New function.
572 (output_cgraph): Use it to sort functions so masters appear before
574 (input_overwrite_node): Input new flags.
575 * passes.c (ipa_write_summaries): Do not call
576 lto_new_extern_inline_states.
577 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
578 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
579 lto_forced_extern_inline_p): Kill.
580 * lto-streamer.h (lto_new_extern_inline_states,
581 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
582 lto_forced_extern_inline_p): Kill.
584 2010-04-20 Richard Guenther <rguenther@suse.de>
586 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
587 from vars that can have pointers.
588 (process_constraint): Dump useless constraints.
590 2010-04-20 Richard Guenther <rguenther@suse.de>
592 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
593 (dump_sa_points_to_info): Remove asserts.
594 (init_base_vars): nothing_id isn't an escape point nor does it
597 2010-04-20 Jakub Jelinek <jakub@redhat.com>
599 * tree.h (TYPE_REF_IS_RVALUE): Define.
600 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
601 should_move_die_to_comdat, prune_unused_types_walk): Handle
602 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
603 (modified_type_die, gen_reference_type_die): Emit
604 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
605 if TYPE_REF_IS_RVALUE and -gdwarf-4.
607 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
610 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
611 calls for -fpic -m31 if they have been sibcall optimized.
613 2010-04-19 James E. Wilson <wilson@codesourcery.com>
615 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
616 ar.lc fixed and call-used.
618 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
620 2010-04-19 Jan Hubicka <jh@suse.cz>
622 * opts.c (decode_options): Disable whpr incompatible passes.
623 * lto/lto.c (lto_1_to_1_map): Skip clones.
624 (read_cgraph_and_symbols): Do not mark everything as needed.
625 (do_whole_program_analysis): Do map only after optimizing;
626 set proper cgraph_state; use passmanager.
628 2010-04-19 DJ Delorie <dj@redhat.com>
630 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
631 POINTER_PLUS_EXPR and fix them.
633 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
635 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
636 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
637 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
638 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
639 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
640 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
641 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
642 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
643 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
644 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
645 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
647 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
649 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
650 (check_cond_move_block): Likewise.
651 (cond_move_process_if_block): Likewise.
652 (noce_find_if_block): Improve formatting.
653 (find_if_header): Pass 0 to memset and tweak conditions.
654 (cond_exec_find_if_block): Fix long lines and tweak conditions.
656 2010-04-19 Jakub Jelinek <jakub@redhat.com>
658 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
662 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
663 with non-local decl doesn't need chain.
665 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
667 * ira-color.c (allocno_reload_assign): Avoid accumulating
668 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
670 2010-04-19 Martin Jambor <mjambor@suse.cz>
672 * gimple.h (create_tmp_reg): Declare.
673 * gimplify.c (create_tmp_reg): New function.
674 (gimplify_return_expr): Use create_tmp_reg.
675 (gimplify_omp_atomic): Likewise.
676 (gimple_regimplify_operands): Likewise.
677 * tree-dfa.c (make_rename_temp): Likewise.
678 * tree-predcom.c (predcom_tmp_var): Likewise.
679 (reassociate_to_the_same_stmt): Likewise.
680 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
681 (get_replaced_param_substitute): Likewise.
682 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
683 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
684 * tree-ssa-pre.c (get_representative_for): Likewise.
685 (create_expression_by_pieces): Likewise.
686 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
687 (create_tailcall_accumulator): Likewise.
689 2010-04-19 Martin Jambor <mjambor@suse.cz>
691 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
693 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
695 2010-04-19 Richard Guenther <rguenther@suse.de>
697 PR tree-optimization/43796
698 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
699 from SCEV in the lattice.
700 (vrp_visit_phi_node): Dump change.
702 2010-04-19 Richard Guenther <rguenther@suse.de>
704 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
705 * configure: Re-generated.
707 2010-04-19 Richard Guenther <rguenther@suse.de>
709 PR tree-optimization/43783
710 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
711 constant ARRAY_REF operands two and three if possible.
713 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
716 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
718 2010-04-19 Jie Zhang <jie@codesourcery.com>
721 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
723 2010-04-19 Ira Rosen <irar@il.ibm.com>
725 PR tree-optimization/37027
726 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
727 and macro to access it.
728 (vectorizable_reduction): Add argument.
729 (vect_get_slp_defs): Likewise.
730 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
731 statements for possible use in SLP.
732 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
733 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
734 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
736 (vectorizable_reduction): Likewise.
737 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
739 (vectorizable_type_demotion, vectorizable_type_promotion,
740 vectorizable_store): Likewise.
741 (vect_analyze_stmt): Update call to vectorizable_reduction.
742 (vect_transform_stmt): Likewise.
743 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
744 (vect_build_slp_tree): Fix indentation. Check that there are no loads
745 from different interleaving chains in same node.
746 (vect_slp_rearrange_stmts): New function.
747 (vect_supported_load_permutation_p): Allow load permutations for
748 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
749 inside SLP nodes if necessary.
750 (vect_analyze_slp_instance): Handle reductions.
751 (vect_analyze_slp): Try to build SLP instances originating from groups
753 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
754 (vect_get_constant_vectors): Create initial vectors for reductions
755 according to reduction code. Add new argument.
756 (vect_get_slp_defs): Add new argument, pass it to
757 vect_get_constant_vectors.
758 (vect_schedule_slp_instance): Remove SLP tree root statements.
760 2010-04-19 Jakub Jelinek <jakub@redhat.com>
762 * tree.h (ENUM_IS_SCOPED): Define.
763 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
764 for ENUM_IS_SCOPED enums.
766 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
768 * fold-const.c (fold_comparison): Use ssizetype.
769 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
770 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
771 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
772 * tree-object-size.c (compute_object_sizes): Use size_type_node.
774 * tree.h (initialize_sizetypes): Remove parameter.
775 (build_common_tree_nodes): Remove second parameter.
776 * stor-layout.c (initialize_sizetypes): Remove parameter.
777 Always create an unsigned type.
778 (set_sizetype): Assert that the passed type is unsigned and simplify.
779 * tree.c (build_common_tree_nodes): Remove second parameter.
780 Adjust call to initialize_sizetypes.
781 * c-decl.c (c_init_decl_processing): Remove second argument in call to
782 build_common_tree_nodes.
784 2010-04-18 Matthias Klose <doko@ubuntu.com>
786 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
788 2010-04-18 Ira Rosen <irar@il.ibm.com>
790 PR tree-optimization/43771
791 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
792 load permutation doesn't have gaps.
794 2010-04-18 Jan Hubicka <jh@suse.cz>
796 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
797 (sse_prologue_save_insn expander): Use new pattern.
798 (sse_prologue_save_insn1): New pattern and splitter.
799 (sse_prologue_save_insn): Update to deal also with 64bit aligned
801 * i386.c (setup_incoming_varargs_64): Do not compute jump
803 (ix86_gimplify_va_arg): Update alignment needed.
804 (ix86_local_alignment): Do not align all local arrays to 128bit.
806 2010-04-17 Jan Hubicka <jh@suse.cz>
808 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
810 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
812 * arm.md (negdi2): Remove redundant code to force values into a
815 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
817 * arm/bpabi.S: Add EABI alignment attributes to objects.
818 * arm/bpabi-v6m.S: Likewise.
819 * arm/crti.asm: Likewise.
820 * arm/crtn.asm: Likewise.
821 * arm/lib1funcs.asm: Likewise.
822 * arm/libunwind.S: Likewise.
824 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
826 * arm-protos.h (tune_params): New structure.
827 * arm.c (current_tune): New variable.
828 (arm_constant_limit): Delete.
829 (struct processors): Add pointer to the tune parameters.
830 (arm_slowmul_tune): New tuning option.
831 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
832 (all_cores): Adjust to pick up the tuning model.
833 (arm_constant_limit): New function.
834 (arm_override_options): Select the appropriate tuning model. Delete
835 initialization of arm_const_limit.
836 (arm_split_constant): Use the new constant-limit model.
837 (arm_rtx_costs): Pick up the current tuning model.
838 * arm.md (is_strongarm, is_xscale): Delete.
839 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
840 for Xscale variant architectures.
841 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
843 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
845 * config/arm/arm.c (arm_gen_constant): Remove unused variable
847 (arm_rtx_costs_1): Remove unused variable extra_cost.
848 (arm_unwind_emit_set): Use variable offset.
849 (thumb1_output_casesi): Remove unused variable flags.
851 2010-04-16 Jeff Law <law@redhat.com>
853 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
854 needing assignment rather than doing a two-phase assignment. Remove
857 2010-04-16 Jakub Jelinek <jakub@redhat.com>
860 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
862 2010-04-16 Doug Kwan <dougkwan@google.com>
864 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
865 (next_operand_entry_id): New static variable.
866 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
867 (add_to_ops_vec): Assigned unique ID to operand entry.
868 (struct oecount_s): New field ID.
869 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
870 (undistribute_ops_list): Assign unique IDs to oecounts.
871 (init_reassoc): reset next_operand_entry_id.
873 2010-04-16 Doug Kwan <dougkwan@google.com>
875 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
876 missing left parenthesis.
878 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
880 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
881 *btdi_rex64 using SWI48 mode iterator.
882 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
883 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
884 *jcc_btdi_mask_rex64.
886 2010-04-16 Anatoly Sokolov <aesok@post.ru>
888 * double-int.h (tree_to_double_int): Convert to macro.
889 * double-int.c (tree_to_double_int): Remove.
891 2010-04-16 Jakub Jelinek <jakub@redhat.com>
894 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
895 with want_address 2 and in case a single element list might be
896 possible, call it again with want_address 0.
898 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
900 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
901 case 'W' print operands for HI mode.
902 * config/h8300/h8300.h (Y0, Y2) : New constraints.
903 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
904 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
905 * config/h8300/predicate.md (bit_register_indirect_operand): New.
907 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
909 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
910 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
911 #xx:3 and #xx:4 mode.
913 * config/h8300/h8300.md (inverted load with HImode dest): Add
916 * config/h8300/predicate.md (bit_operand): Allow immediate values that
917 satisfy 'U' constraint.
919 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
921 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
922 * configure: Regenerate.
923 * config.in: Regenerate.
924 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
927 2010-04-16 Richard Guenther <rguenther@suse.de>
929 * tree.h (struct tree_decl_minimal): Move pt_uid ...
930 (struct tree_decl_common): ... here.
931 (DECL_PT_UID): Adjust.
932 (SET_DECL_PT_UID): Likewise.
933 (DECL_PT_UID_SET_P): Likewise.
935 2010-04-16 Richard Guenther <rguenther@suse.de>
937 PR tree-optimization/43572
938 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
939 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
940 * tree-flow.h (is_call_clobbered): Remove.
941 * tree-flow-inline.h (is_call_clobbered): Likewise.
942 * tree-dfa.c (dump_variable): Do not dump call clobber state.
943 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
944 (execute_return_slot_opt): Adjust.
945 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
946 check for call clobbered vars here.
947 (find_tail_calls): Move tailcall verification to the
950 2010-04-16 Diego Novillo <dnovillo@google.com>
952 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
954 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
957 * config/arm/arm.md (cbranchqi4): New pattern.
958 * config/arm/predicates.md (const0_operand,
959 cbranchqi4_comparison_operator): New predicates.
961 2010-04-16 Richard Guenther <rguenther@suse.de>
963 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
964 (dump_gimple_stmt): Likewise.
966 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
968 * recog.h (struct recog_data): New field is_operator.
969 (struct insn_operand_data): New field is_operator.
970 * recog.c (extract_insn): Set recog_data.is_operator.
971 * genoutput.c (output_operand_data): Emit code to set the
973 * reload.c (find_reloads): Use it rather than testing for an
974 empty constraint string.
977 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
978 If the previous insn is a cbranchsi4_insn with the same arguments,
979 omit the compare instruction.
981 * config/arm/arm.md (addsi3_cbranch): If destination is a high
982 register, inputs must be low registers and we need a low register
983 scratch. Handle alternative 2 like alternative 3.
985 2010-04-16 Jakub Jelinek <jakub@redhat.com>
987 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
988 don't call get_addr on both. If one expression is a VALUE and
989 the other a REG, check VALUE's locs if the REG isn't among them.
991 2010-04-16 Christian Bruel <christian.bruel@st.com>
993 * config/sh/sh.h (sh_frame_pointer_required): New function.
994 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
995 (flag_omit_frame_pointer) Set.
996 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
997 (rounded_frame_size): Adjust size with outgoing_args_size.
998 (sh_set_return_address): Must return from stack pointer.
999 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1000 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1001 (ACCUMULATE_OUTGOING_ARGS): Define.
1002 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1003 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1005 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1008 * config/sh/sh.c (sh_legitimize_reload_address): Use
1009 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1010 Remove a unneeded check for offset_base.
1012 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1014 * configure: Regenerated.
1016 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1018 * config/s390/s390.c (s390_call_save_register_used): Switch back
1019 to HARD_REGNO_NREGS.
1021 2010-04-15 Richard Guenther <rguenther@suse.de>
1023 * alias.c (alias_set_subset_of): Handle alias-set zero
1026 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1027 Julian Brown <julian@codesourcery.com>
1029 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1030 alternatives according to use of high and low regs.
1031 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1032 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1033 optimizing for size on Thumb-2.
1035 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1037 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1039 2010-04-15 Richard Guenther <rguenther@suse.de>
1041 * tree-ssa-structalias.c (struct variable_info): Add
1043 (new_var_info): Initialize it.
1044 (dump_constraints): Support printing last added constraints.
1045 (debug_constraints): Adjust.
1046 (dump_constraint_graph): Likewise.
1047 (make_heapvar_for): Check for NULL cfun.
1048 (get_function_part_constraint): New function.
1049 (get_fi_for_callee): Likewise.
1050 (find_func_aliases): Properly implement IPA PTA constraints.
1051 (process_ipa_clobber): New function.
1052 (find_func_clobbers): Likewise.
1053 (insert_into_field_list_sorted): Remove.
1054 (create_function_info_for): Properly allocate vars for IPA mode.
1055 Do not use insert_into_field_list_sorted.
1056 (create_variable_info_for): Properly generate constraints for
1057 global vars in IPA mode.
1058 (dump_solution_for_var): Always dump the solution.
1059 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1060 (find_what_var_points_to): Adjust.
1061 (pt_solution_set): Change.
1062 (pt_solution_ior_into): New function.
1063 (pt_solution_empty_p): Export.
1064 (pt_solution_includes_global): Adjust.
1065 (pt_solution_includes_1): Likewise.
1066 (pt_solutions_intersect_1): Likewise.
1067 (dump_sa_points_to_info): Check some invariants.
1068 (solve_constraints): Move constraint dumping ...
1069 (compute_points_to_sets): ... here.
1070 (ipa_pta_execute): ... and here.
1071 (compute_may_aliases): Do not re-compute points-to info
1072 locally if IPA info is available.
1073 (ipa_escaped_pt): New global var.
1074 (ipa_pta_execute): Properly implement IPA PTA.
1075 * tree-into-ssa.c (dump_decl_set): Support dumping
1076 decls not in referenced-vars.
1077 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1078 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1079 (dump_points_to_solution): Likewise.
1080 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1081 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1082 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1083 (copy_decl_to_var): Copy DECL_PT_UID.
1084 (copy_result_decl_to_var): Likewise.
1085 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1086 (copy_node_stat): Copy it.
1087 * tree.h (DECL_PT_UID): New macro.
1088 (SET_DECL_PT_UID): Likewise.
1089 (DECL_PT_UID_SET_P): Likewise.
1090 (struct tree_decl_minimal): Add pt_uid member.
1091 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1092 (pt_solution_empty_p): Declare.
1093 (pt_solution_set): Adjust.
1094 (ipa_escaped_pt): Declare.
1095 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1096 * gimple-pretty-print.c (pp_points_to_solution): New function.
1097 (dump_gimple_call): Dump call clobber/use information.
1098 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1099 * tree-pass.h (TDF_ALIAS): New dump option.
1100 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1101 * doc/invoke.texi (-fipa-pta): Update documentation.
1103 2010-04-15 Richard Guenther <rguenther@suse.de>
1105 * Makefile.in (OBJS-common): Add gimple-fold.o.
1106 (gimple-fold.o): New rule.
1107 * tree.h (maybe_fold_offset_to_reference,
1108 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1110 * gimple.h: ... here.
1111 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1112 may_propagate_address_into_dereference): Move prototypes ...
1113 * gimple.h: ... here.
1114 * tree-ssa-ccp.c (get_symbol_constant_value,
1115 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1116 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1117 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1118 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1119 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1120 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1121 gimplify_and_update_call_from_tree): Move ...
1122 * gimple-fold.c: ... here. New file.
1123 (ccp_fold_builtin): Rename to ...
1124 (gimple_fold_builtin): ... this.
1125 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1127 2010-04-15 Richard Guenther <rguenther@suse.de>
1129 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1130 fit_double_type, force_fit_type_double, add_double_with_sign,
1131 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1132 lrotate_double, rrotate_double, div_and_round_double): Move ...
1133 * double-int.c: ... here.
1134 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1135 add_double, neg_double, mul_double_with_sign, mul_double,
1136 lshift_double, rshift_double, lrotate_double, rrotate_double,
1137 div_and_round_double): Move prototypes ...
1138 * double-int.h: ... here.
1140 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1143 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1144 matching constraints to ensure inputs match the output.
1146 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1149 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1150 in an input-only operand.
1152 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1154 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1155 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1156 (double_int_negative_p): Convert to static inline function.
1157 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1158 (double_int_negative_p): Remove.
1159 * tree.h (lshift_double, rshift_double):
1160 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1161 * fold-const.c (fold_convert_const_int_from_real,
1162 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1163 (lshift_double): Change type of arith argument to bool.
1164 (rshift_double): Change type of arith argument to bool. Correct
1166 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1168 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1171 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1172 at the start and end of the then/else blocks, and omit them from the
1174 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1175 argument; all callers changed. Pass zero to old_insns_match_p instead.
1176 (flow_find_head_matching_sequence): New function.
1177 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1178 * basic-block.h (flow_find_cross_jump,
1179 flow_find_head_matching_sequence): Declare functions.
1181 2010-04-14 Jason Merrill <jason@redhat.com>
1184 * c-common.c (attribute_takes_identifier_p): New fn.
1185 * c-common.h: Declare it.
1187 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1189 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1191 (*udivmod<mode>4): Ditto.
1193 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1195 * config/i386/i386.md (maxmin_int): Rename code attribute from
1196 maxminiprefix and update all users.
1197 (maxmin_float): Ditto from maxminfprefix.
1198 (logic): Ditto from logicprefix.
1199 (absneg_mnemonic): Ditto from absnegprefix.
1200 * config/i386/mmx.md: Update all users of maxminiprefix,
1201 maxminfprefix and logicprefix for rename.
1202 * config/i386/sse.md: Ditto.
1203 * config/i386/sync.md (sync_<code><mode>): Update for
1206 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1209 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1210 warnings converted to errors.
1212 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1214 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1215 used insn_type variable.
1216 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1217 to avoid set-but-not-used warning.
1219 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1221 * df-core.c (df_ref_debug): Change format string placeholder
1223 * dwarf2asm.c (dw2_asm_output_data_raw,
1224 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1225 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1226 * dwarf2out.c (output_cfi, output_cfi_directive,
1227 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1228 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1230 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1231 * print-rtl.c (print_rtx): Ditto.
1233 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1236 * builtins.c (expand_builtin_pow_root): New function to expand pow
1237 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1238 series of sqrt and cbrt calls under -ffast-math.
1239 (expand_builtin_pow): Call it.
1241 2010-04-14 Michael Matz <matz@suse.de>
1243 PR tree-optimization/42963
1244 * tree-cfg.c (touched_switch_bbs): New static variable.
1245 (group_case_labels_stmt): New function broken out from ...
1246 (group_case_labels): ... here, use the above.
1247 (start_recording_case_labels): Allocate touched_switch_bbs.
1248 (end_recording_case_labels): Deallocate it, call
1249 group_case_labels_stmt.
1250 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1252 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1254 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1257 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1259 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1261 2010-04-13 Jan Hubicka <jh@suse.cz>
1263 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1264 of optimized out static functions.
1265 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1266 cost computation. Also sanity check for overflows.
1267 (update_caller_keys): Update cgraph_edge_badness call; properly
1268 update fibheap and sanity check that it is up to date.
1269 (add_new_edges_to_heap): Update cgraph_edge_badness.
1270 (cgraph_decide_inlining_of_small_function): Likewise;
1271 add sanity checking that badness in heap is up to date;
1272 improve dumping of reason; Update badness of calls to the
1273 offline copy of function currently inlined; dump badness
1274 of functions not inlined because of unit growth limits.
1276 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1279 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1280 because of sign-extension change when converting to sizetype here...
1281 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1283 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1284 the folding to constants. Remove redundant final conversion.
1285 (fold_binary) <associate>: Do not associate if the re-association of
1286 constants alone overflows.
1287 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1288 to the end of the list.
1289 (multiple_of_p) <COND_EXPR>: New case.
1291 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1293 * opt-functions.awk (opt_sanitized_name): New.
1295 * optc-gen.awk: Use it
1296 * opth-gen.awk: Use it.
1298 2010-04-13 Martin Jambor <mjambor@suse.cz>
1300 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1301 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1302 children. Call replace_uses_with_default_def_ssa_name to handle
1305 2010-04-13 Michael Matz <matz@suse.de>
1308 * builtins.c (expand_builtin_interclass_mathfn): Also create
1309 a register if the predicate doesn't match.
1311 2010-04-13 Diego Novillo <dnovillo@google.com>
1313 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1314 * c-pch.c: Include timevar.h.
1315 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1316 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1317 * ggc-common.c: Include timevar.h.
1318 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1319 * timevar.def (TV_PCH_SAVE): Define.
1320 (TV_PCH_CPP_SAVE): Define.
1321 (TV_PCH_PTR_REALLOC): Define.
1322 (TV_PCH_PTR_SORT): Define.
1323 (TV_PCH_RESTORE): Define.
1324 (TV_PCH_CPP_RESTORE): Define.
1326 2010-04-13 Michael Matz <matz@suse.de>
1328 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1330 (can_reassociate_p): New function.
1331 (break_up_subtract_bb, reassociate_bb): Use it.
1333 2010-04-13 Richard Guenther <rguenther@suse.de>
1336 * builtins.c (c_readstr): Fix assert.
1338 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1340 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1341 when generating cltd insn.
1343 (*ashl<mode>3_1): Remove special handling for register operand 2.
1344 (*ashlsi3_1_zext): Ditto.
1345 (*ashlhi3_1): Ditto.
1346 (*ashlhi3_1_lea): Ditto.
1347 (*ashlqi3_1): Ditto.
1348 (*ashlqi3_1_lea): Ditto.
1349 (*<shiftrt_insn><mode>3_1): Ditto.
1350 (*<shiftrt_insn>si3_1_zext): Ditto.
1351 (*<shiftrt_insn>qi3_1_slp): Ditto.
1352 (*<rotate_insn><mode>3_1): Ditto.
1353 (*<rotate_insn>si3_1_zext): Ditto.
1354 (*<rotate_insn>qi3_1_slp): Ditto.
1356 2010-04-13 Richard Guenther <rguenther@suse.de>
1358 * tree-ssa-structalias.c (callused_id): Remove.
1359 (call_stmt_vars): New.
1360 (get_call_vi): Likewise.
1361 (lookup_call_use_vi): Likewise.
1362 (lookup_call_clobber_vi): Likewise.
1363 (get_call_use_vi): Likewise.
1364 (get_call_clobber_vi): Likewise.
1365 (make_transitive_closure_constraints): Likewise.
1366 (handle_const_call): Adjust to do per-call call-used handling.
1367 (handle_pure_call): Likewise.
1368 (find_what_var_points_to): Remove general callused handling.
1369 (init_base_vars): Likewise.
1370 (init_alias_vars): Initialize call_stmt_vars.
1371 (compute_points_to_sets): Process call-used and call-clobbered
1372 vars for call statements.
1373 (delete_points_to_sets): Free call_stmt_vars.
1375 2010-04-13 Richard Guenther <rguenther@suse.de>
1377 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1378 Only add RW dependence for dependence distance zero.
1379 Adjust maximal vectorization factor according to dependences.
1380 Move alignment handling ...
1381 (vect_find_same_alignment_drs): ... here. New function.
1382 (vect_analyze_data_ref_dependences): Adjust.
1383 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1384 (vect_analyze_data_refs): Adjust minimal vectorization factor
1385 according to data references.
1386 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1387 dependences before determining the vectorization factor.
1388 Analyze alignment after determining the vectorization factor.
1389 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1390 dependences before alignment.
1391 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1393 (vect_analyze_data_refs): Likewise.
1394 (MAX_VECTORIZATION_FACTOR): New define.
1396 2010-04-13 Duncan Sands <baldrick@free.fr>
1398 * except.h (lang_eh_type_covers): Remove.
1399 * except.c (lang_eh_type_covers): Likewise.
1401 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1402 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1404 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1405 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1406 UNITS_PER_LONG where it is ABI relevant.
1407 (s390_return_addr_rtx): Likewise.
1408 (s390_back_chain_rtx): Likewise.
1409 (s390_frame_area): Likewise.
1410 (s390_frame_info): Likewise.
1411 (s390_initial_elimination_offset): Likewise.
1412 (save_gprs): Likewise.
1413 (s390_emit_prologue): Likewise.
1414 (s390_emit_epilogue): Likewise.
1415 (s390_function_arg_advance): Likewise.
1416 (s390_function_arg): Likewise.
1417 (s390_va_start): Likewise.
1418 (s390_gimplify_va_arg): Likewise.
1419 (s390_function_profiler): Likewise.
1420 (s390_optimize_prologue): Likewise.
1421 (s390_rtx_costs): Likewise.
1422 (s390_secondary_reload): Likewise.
1423 (s390_promote_function_mode): Likewise.
1424 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1425 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1426 registers available.
1427 (s390_unwind_word_mode): New function.
1428 (s390_function_value): Split 64 bit values into register pair if
1429 used as return value.
1430 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1431 function call parameters. Handle parallels.
1432 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1433 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1434 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1435 (s390_expand_setmem): Remove unused variable src_addr.
1436 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1437 deal with 64 bit registers.
1438 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1439 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1440 (UNITS_PER_LONG): New macro.
1441 * libjava/include/s390-signal.h: Define extended ucontext
1442 structure containing the upper halfs of the 64 bit registers.
1444 2010-04-13 Simon Baldwin <simonb@google.com>
1446 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1448 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1450 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1451 rvalue on the RHS if the LHS is of a non-renamable type.
1452 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1454 2010-04-13 Matthias Klose <doko@ubuntu.com>
1456 * gcc.c (cc1_options): Handle -iplugindir before processing
1457 the cc1 spec. Only add -iplugindir once.
1458 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1460 * common.opt (iplugindir): Remove `Separate' property, initialize.
1461 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1463 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1464 (distclean): Remove plugin dir.
1465 * doc/invoke.texi: Document -iplugindir.
1467 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1469 * doc/plugins.texi (Loading Plugins): Document short
1470 -fplugin=foo option.
1471 (Plugin API): Mention default_plugin_dir_name function.
1473 * gcc.c (find_file_spec_function): Add new declaration.
1474 (static_spec_func): Use it for "find-file".
1475 (find_file_spec_function): Add new function.
1476 (cc1_options): Add -iplugindir option if -fplugin* options found.
1478 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1480 * plugin.c (add_new_plugin): Updated comment, and handle short
1482 (default_plugin_dir_name): Added new function.
1484 * common.opt (iplugindir): New option to set the plugin directory.
1486 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1488 * config/i386/i386.md (any_rotate): New code iterator.
1489 (rotate_insn): New code attribute.
1491 (SWIM124): New mode iterator.
1492 (<rotate_insn>ti3): New expander.
1493 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1494 any_rotate code iterator.
1495 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1496 using any_rotate code iterator and SWIM124 mode iterator.
1497 (ix86_rotlti3): New insn_and_split pattern.
1498 (ix86_rotrti3): Ditto.
1499 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1500 ix86_rotl{di,ti}3 patterns.
1501 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1502 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1503 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1504 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1505 code iterator and SWI mode iterator.
1506 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1507 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1509 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1510 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1511 (bswap rotatert splitter): Add splitter.
1512 (bswap splitter): Macroize splitter using any_rotate code iterator.
1513 Add insn predicate to split only for TARGET_USE_XCHGB or when
1514 optimizing function for size.
1516 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1518 * config/pa/pa.c (emit_move_sequence): Remove use of
1519 deleted variable flag_argument_noalias.
1521 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1523 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1525 Add to unsupported targets list.
1526 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1527 sparc*-sun-solaris2.[567]* from target lists.
1528 * configure: Regenerate.
1529 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1531 Remove Solaris 7 patch references.
1532 (Specific, sparc-sun-solaris2.7): Removed.
1533 (sparc-sun-solaris2*): Update Solaris 7 example.
1534 (sparc64-*-solaris2*): Likewise.
1536 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1538 * config.build (alpha*-dec-osf4*): Remove.
1539 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1540 of obsolete configurations.
1541 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1543 * config/alpha/t-osf4: Renamed to ...
1544 * config/alpha/t-osf5: ... this.
1545 * config/alpha/osf.h: Renamed to ...
1546 * config/alpha/osf5.h: ... this.
1547 Merged old osf5.h contents.
1549 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1550 (EXTRA_SPECS): Removed.
1551 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1552 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1555 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1557 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1559 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1562 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1563 __thiscall convention.
1565 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1567 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1569 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1571 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1573 * function.c (assign_parms_initialize_all): Add unused attribute
1576 2010-04-12 Richard Guenther <rguenther@suse.de>
1578 * gsstruct.def (GSS_CALL): New.
1579 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1580 * gimple.h: Include tree-ssa-alias.h.
1581 (struct gimple_statement_call): New.
1582 (union gimple_statement_struct_d): Add gimple_call member.
1583 (gimple_call_reset_alias_info): Declare.
1584 (gimple_call_use_set): New function.
1585 (gimple_call_clobber_set): Likewise.
1586 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1587 * gimple.c (gimple_call_reset_alias_info): New function.
1588 (gimple_build_call_1): Call it.
1589 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1590 * tree-inline.c (remap_gimple_stmt): Likewise.
1591 (expand_call_inline): Remove callused handling.
1592 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1593 * tree-dfa.c (dump_variable): Likewise.
1594 * tree-parloops.c (parallelize_loops): Likewise.
1595 * tree-ssa.c (init_tree_ssa): Likewise.
1596 (delete_tree_ssa): Likewise.
1597 * tree-flow-inline.h (is_call_used): Remove.
1598 * tree-flow.h (struct gimple_df): Remove callused member.
1599 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1600 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1601 (ref_maybe_used_by_call_p_1): Simplify.
1602 (call_may_clobber_ref_p_1): Likewise.
1603 * tree-ssa-structalias.c (compute_points_to_sets): Set
1604 the call stmt used and clobbered sets.
1605 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1606 (find_tail_calls): Verify the tail call.
1608 2010-04-12 Richard Guenther <rguenther@suse.de>
1610 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1611 single-iteration always-inline inlining.
1612 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1613 (cgraph_decide_inlining): Do not handle always-inline specially.
1614 (try_inline): Remove always-inline cycle detection special case.
1615 Do not recurse on always-inlines.
1616 (cgraph_early_inlining): Do not iterate if not optimizing.
1617 (cgraph_gate_early_inlining): remove.
1618 (pass_early_inline): Run unconditionally.
1619 (gate_cgraph_decide_inlining): New function.
1620 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1621 not inlining or optimizing.
1622 (cgraph_decide_inlining_of_small_functions): Also consider
1623 always-inline functions.
1624 (cgraph_default_inline_p): Return true for nodes which should
1625 disregard inline limits.
1626 (estimate_function_body_sizes): Assume zero size and time for
1627 nodes which are marked as disregarding inline limits.
1628 (cgraph_decide_recursive_inlining): Do not perform recursive
1629 inlining on always-inline nodes.
1631 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1634 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1635 for exprs satisfying handled_component_p.
1637 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1639 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1640 non-constant aggregate elements.
1642 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1643 is a real initialization.
1645 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1648 * c-decl.c (start_function): Move forward check for nested function.
1650 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1652 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1653 * config/sh/sh.c: Include reload.h.
1654 (sh_legitimize_reload_address): New.
1655 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1656 sh_legitimize_reload_address.
1658 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1660 * config/sh/sh.md (*movqi_pop): New insn pattern.
1661 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1663 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1665 * config/i386/i386.md (any_shiftrt): New code iterator.
1666 (shiftrt_insn): New code attribute.
1668 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1669 using any_shiftrt code iterator.
1670 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1671 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1672 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1673 pattern from corresponding peephole2 patterns.
1674 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1675 using any_shiftrt code iterator.
1676 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1677 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1678 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1679 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1680 *{ashr,lshr}<mode>3_cmp_zext.
1681 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1683 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1685 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1687 (*lshr<mode>3_cconly): Ditto.
1689 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1691 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1692 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1693 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1694 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1696 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1697 from corresponding peephole2 patterns.
1698 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1699 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1700 and *lshrdi3_1_rex64 using SWI mode iterator.
1701 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1702 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1703 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1704 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1705 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1706 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1707 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1708 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1709 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1712 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1714 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1715 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1716 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1717 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1719 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1720 from corresponding peephole2 patterns.
1721 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1722 (ashrsi3_cvt): Rename from ashrsi3_31.
1723 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1724 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1725 and x86_64_shift_adj_3 using SWI48 mode iterator.
1726 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1727 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1728 and *ashrdi3_1_rex64 using SWI mode iterator.
1729 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1730 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1731 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1732 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1733 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1734 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1735 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1736 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1737 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1739 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1740 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1741 x86_shift<mode>_adj_3 expanders.
1743 2010-04-10 Wei Guozhi <carrot@google.com>
1746 * config/arm/arm.c (arm_pic_static_addr): New function.
1747 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1749 (arm_output_addr_const_extra): Output expression for new pattern.
1750 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1752 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1754 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1757 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1758 * web.c: Include "insn-config.h" and "recog.h".
1759 (union_match_dups): New function.
1760 (web_main): Call it.
1761 (union_defs): Don't try to recognize match_dups.
1763 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1764 if doing so would replace the entire pattern.
1766 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1770 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1771 and splitter pattern. Change splitter operand 1 predicate to
1774 2010-04-09 Martin Jambor <mjambor@suse.cz>
1776 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1777 lattices are addresses of CONST_DECLs with the same initial value.
1778 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1779 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1781 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1782 Bernd Schmidt <bernds@codesourcery.com>
1784 * loop-invariant.c (replace_uses): New static function.
1785 (move_invariant_reg): Use it to ensure we can replace the uses.
1787 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1789 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1791 (picochip_override_options): Enable section anchors only above -O1.
1792 (picochip_reorg): Fixed a couple of build warnings.
1794 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1796 * configure.ac (plugin -rdynamic test): Log result.
1797 * configure: Regenerate.
1798 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1799 (RDYNAMIC_SPEC): Define.
1800 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1802 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1804 * configure.ac: Determine Sun ld version numbers.
1805 (comdat_group): Restrict GNU ld version checks to gld.
1806 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1807 (enable_comdat): Support --enable-comdat.
1808 * configure: Regenerate.
1809 * doc/install.texi (Configuration): Document --enable-comdat.
1811 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1813 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1814 * config/sol2-gld.h: ... here.
1815 * config.gcc (sparc*-*-solaris2*): Reflect this.
1816 (i[34567]86-*-solaris2*): Use it.
1818 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1820 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1822 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1824 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1827 * diagnostic.c (diagnostic_initialize): Initialize
1828 some_warnings_are_errors.
1829 (diagnostic_finish): New.
1830 (diagnostic_action_after_output): Call it before exiting.
1831 (diagnostic_report_diagnostic): Do not print message here. Set
1832 some_warnings_are_errors.
1833 * diagnostic.h (diagnostic_context): Delete
1834 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1835 (diagnostic_finish): Declare.
1836 * toplev.c (toplev_main): Call it before exit.
1838 2010-04-09 Jason Merrill <jason@redhat.com>
1841 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1842 for incomplete type.
1845 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1846 based on a warning flag.
1848 2010-04-09 Richard Guenther <rguenther@suse.de>
1850 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1852 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1855 * varasm.c (default_assemble_visibility): Wrap vars that are
1856 set, but unused, by targets without GAS.
1857 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1858 Remove set, but unused, vars.
1859 (rs6000_legitimize_tls_address): Likewise.
1860 (altivec_expand_dst_builtin): Likewise.
1861 * config/darwin.c (machopic_classify_symbol): Likewise.
1862 (machopic_indirection_name): Likewise.
1864 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1866 * config/i386/i386.md (DWI): New mode iterator.
1867 (S): New mode attribute.
1868 (shift_operand): Ditto.
1869 (shift_immediate_operand): Ditto.
1870 (ashl_input_operand): Ditto.
1871 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1872 using SDWIM mode iterator.
1873 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1874 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1876 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1877 from corresponding peephole2 patterns.
1878 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1879 and x86_64_shift_adj_1 using SWI48 mode iterator.
1880 (x86_shift<mode>_adj_2): Ditto.
1881 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1882 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1883 using SWI48 mode iterator.
1884 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1885 *ashldi3_cmp_rex64 using SWI mode iterator.
1886 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1887 *ashldi3_cconly_rex64 using SWI mode iterator.
1888 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1889 x86_shift<mode>_adj_{1,2}.
1890 (ix86_split_ashr): Ditto.
1891 (ix86_split_lshr): Ditto.
1893 2010-04-09 Richard Guenther <rguenther@suse.de>
1895 * target.h (builtin_conversion): Pass in input and output types.
1896 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1897 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1898 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1899 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1901 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1903 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1905 2010-04-09 Richard Guenther <rguenther@suse.de>
1908 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1910 2010-04-09 Richard Guenther <rguenther@suse.de>
1912 * tree-vectorizer.h (struct _stmt_vec_info): Document
1913 that vectype is the type of the LHS.
1914 (supportable_widening_operation, supportable_narrowing_operation):
1915 Get both input and output vector types as arguments.
1916 (vect_is_simple_use_1): Declare.
1917 (get_same_sized_vectype): Likewise.
1918 * tree-vect-loop.c (vect_determine_vectorization_factor):
1919 Set STMT_VINFO_VECTYPE to the vector type of the def.
1920 (vectorizable_reduction): Adjust.
1921 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1922 Adjust. Specify the output vector type.
1923 (vect_pattern_recog_1): Adjust.
1924 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1925 (vectorizable_call): Adjust.
1926 (vectorizable_conversion): Likewise.
1927 (vectorizable_operation): Likewise.
1928 (vectorizable_type_demotion): Likewise.
1929 (vectorizable_type_promotion): Likewise.
1930 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1932 (vect_is_simple_use_1): New function.
1933 (supportable_widening_operation): Get both input and output
1935 (supportable_narrowing_operation): Likewise.
1936 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1938 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1940 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1941 __thiscall and _thiscall as predefined macros.
1942 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1943 thiscall attribute handling.
1944 (ix86_comp_type_attributes): Likewise.
1945 (ix86_function_regparm): Likewise.
1946 (ix86_return_pops_args): Likewise.
1947 (init_cumulative_args): Likewise.
1948 (find_drap_reg): Likewise.
1949 (ix86_static_chain): Likewise.
1950 (x86_this_parameter): Likewise.
1951 (x86_output_mi_thunk): Likewise.
1952 (ix86_attribute_table): Add description for thiscall attribute.
1953 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1954 * doc/extend.texi: Add documentation for thiscall.
1956 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1959 * c.opt (Wint-to-pointer-cast): Available in C++.
1960 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1962 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1964 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1965 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1966 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1967 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1968 function type instead. Reorder and simplify checks.
1970 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1972 2010-04-08 Jing Yu <jingyu@google.com>
1973 Zdenek Dvorak <ook@ucw.cz>
1975 PR tree-optimization/42720
1976 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1977 loop unswitch conditions here from ...
1978 (tree_unswitch_single_loop): ... here.
1980 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1982 * tree-if-conv.c: Fix comments and simplify logic.
1984 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1986 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1987 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1988 (main_tree_if_conversion): Update call to tree_if_conversion.
1990 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1993 * doc/invoke.texi (-b,-V): Delete.
1994 * doc/tm.texi: Do not mention -b.
1995 * gcc.c (display_help): Delete -b and -V.
1996 (process_command): Delete -b and -V.
1997 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1999 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2000 Wolfgang Gellerich <gellerich@de.ibm.com>
2002 Implement target hook for loop unrolling
2003 * target.h (loop_unroll_adjust): Add a new target hook function.
2004 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2005 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2006 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2007 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2008 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2010 (decide_unroll_stupid): Likewise.
2012 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2015 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2017 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2019 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2020 (Specific, *-*-solaris2*): Likewise.
2021 Don't prefer Sun as over GNU as.
2023 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2025 * config/s390/s390.c (override_options): Adjust the z10
2026 defaults for max-unroll-times, max-completely-peeled-insns
2027 and max-completely-peel-times.
2029 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2031 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2032 instructions for z10.
2033 (s390_expand_setmem): Likewise.
2034 (s390_expand_cmpmem): Likewise.
2036 2010-04-08 Richard Guenther <rguenther@suse.de>
2038 PR tree-optimization/43679
2039 * tree-ssa-pre.c (eliminate): Only propagate copies.
2041 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2044 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2045 set but not used variable warning.
2047 2010-04-08 Wei Guozhi <carrot@google.com>
2050 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2051 (arm_size_rtx_costs): Call the new function when optimized for size.
2053 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2056 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2057 op0 is not a MEM, just return NULL instead of assertion
2059 (discover_nonconstant_array_refs): Don't walk debug stmts.
2061 2010-04-08 Doug Kwan <dougkwan@google.com>
2063 * configure.ac: Recognize gold and do not use its version number
2064 to test ld features.
2065 * configure: Regenerate.
2067 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2070 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2071 (negate_value): Move code to push elements to broken_up_substracts ...
2072 (eliminate_plus_minus_pair): ... here. Push operands that have no
2073 negative pair to plus_negates.
2074 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2076 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2078 * doc/install.texi (Configuration): Move description of
2079 --enable-lto, --with-libelf*, --enable-gold from Java section to
2082 * doc/generic.texi (Working with declarations)
2083 (Function Properties, C and C++ Trees): Fix typos.
2084 * doc/sourcebuild.texi (Top Level): Likewise.
2086 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2089 * tree.h (DECL_READ_P): Define.
2090 (struct tree_decl_common): Add decl_read_flag.
2091 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2092 a set but not used warning.
2093 (merge_decls): Merge DECL_READ_P flag.
2094 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2095 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2096 * c-common.c (handle_used_attribute, handle_unused_attribute):
2098 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2100 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2102 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2103 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2104 c_parser_binary_expression, c_parser_cast_expression,
2105 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2106 Call default_function_array_read_conversion instead of
2107 default_function_array_conversion where needed.
2108 (c_parser_unary_expression, c_parser_conditional_expression,
2109 c_parser_postfix_expression_after_primary, c_parser_initelt):
2110 Likewise. Call mark_exp_read where needed.
2111 (c_parser_statement_after_labels, c_parser_asm_operands,
2112 c_parser_typeof_specifier, c_parser_sizeof_expression,
2113 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2115 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2117 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2118 (warn_unused_but_set_parameter): Default to warn_unused
2120 * doc/invoke.texi: Document -Wunused-but-set-variable and
2121 -Wunused-but-set-parameter.
2123 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2124 used count variable.
2125 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2126 when operandN variables aren't used in the body of the expander
2128 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2129 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2130 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2131 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2132 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2133 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2134 * tree.c (PROCESS_ARG): Likewise.
2136 2010-04-07 Simon Baldwin <simonb@google.com>
2138 * diagnostic.h (diagnostic_override_option_index): New macro to
2139 set a diagnostic's option_index.
2140 * c-tree.h (c_cpp_error): Add warning reason argument.
2141 * opts.c (_warning_as_error_callback): New.
2142 (register_warning_as_error_callback): Store callback for
2143 warnings enabled via enable_warning_as_error.
2144 (enable_warning_as_error): Call callback, minor code tidy.
2145 * opts.h (register_warning_as_error_callback): Declare.
2146 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2147 response to -Werror=.
2148 (c_common_init_options): Register warning_as_error_callback in opts.c.
2149 * common.opt: Add -Wno-cpp option.
2150 * c-common.c (struct reason_option_codes_t): Map cpp warning
2151 reason codes to gcc option indexes.
2152 * (c_option_controlling_cpp_error): New function, lookup the gcc
2153 option index for a cpp warning reason code.
2154 * (c_cpp_error): Add warning reason argument, call
2155 c_option_controlling_cpp_error for diagnostic_override_option_index.
2156 * doc/invoke.texi: Document -Wno-cpp.
2158 2010-04-07 Richard Guenther <rguenther@suse.de>
2160 * ipa-reference.c (mark_load): Use get_base_address.
2161 (mark_store): Likewise.
2163 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2164 inserting GIMPLE_NOPs into the IL.
2165 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2166 Explicitly strip handled components and indirect references.
2168 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2169 folding address expressions.
2170 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2171 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2172 operand_equal_p to compare decls.
2173 (ptr_deref_may_alias_decl_p): Likewise.
2174 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2175 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2176 Handle reversed comparison ops.
2177 * tree-sra.c (asm_visit_addr): Use get_base_address.
2178 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2179 * ipa-reference.c (mark_address): Use get_base_address.
2181 2010-04-07 Richard Guenther <rguenther@suse.de>
2183 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2184 Propagate constants everywhere.
2186 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2189 * tree.c (MAX_INT_CACHED_PREC): Define.
2190 (nonstandard_integer_type_cache): New array.
2191 (build_nonstandard_integer_type): Cache results for precision
2192 <= MAX_INT_CACHED_PREC.
2194 2010-04-07 Richard Guenther <rguenther@suse.de>
2196 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2197 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2198 * common.opt: Likewise.
2199 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2200 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2201 (nonoverlapping_memrefs_p): Likewise.
2202 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2203 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2204 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2205 OPT_fargument_noalias_global for backward compatibility.
2207 2010-04-07 Richard Guenther <rguenther@suse.de>
2209 PR tree-optimization/43270
2210 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2211 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2212 * tree-ssa-pre.c (phi_translate_1): Adjust.
2213 (fully_constant_expression): Split out vn_reference handling to ...
2214 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2215 Fold reads from constant strings.
2216 (vn_reference_lookup): Handle fully constant references.
2217 (vn_reference_lookup_pieces): Likewise.
2218 * Makefile.in (expmed.o-warn): Add -Wno-error.
2220 2010-04-07 Martin Jambor <mjambor@suse.cz>
2222 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2224 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2227 * gcc.c: Add -static-libstdc++ to list of recognized options.
2229 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2231 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2233 2010-04-07 Richard Guenther <rguenther@suse.de>
2236 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2237 bases build simple mem attributes to retain points-to information.
2239 2010-04-07 Richard Guenther <rguenther@suse.de>
2242 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2243 preserve points-to related information.
2245 2010-04-07 Richard Guenther <rguenther@suse.de>
2248 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2249 discard plain indirect references.
2250 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2251 * tree.c (tree_nop_conversion): Likewise.
2253 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2256 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2258 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2260 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2261 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2263 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2265 * tree-if-conv.c: Fix indentation and comments.
2267 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2269 * tree-if-conv.c: Sort static functions in topological order.
2271 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2273 * tree-if-conv.c: Fix indentation and comments.
2275 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2278 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2279 lang_hooks.types.type_for_size instead of
2280 build_nonstandard_integer_type.
2281 When converting an unsigned type to signed, double its precision.
2282 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2283 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2284 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2287 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2290 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2291 POINTER_PLUS_EXPR for pointer types.
2293 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2296 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2297 * graphite-clast-to-gimple.c: Include langhooks.h.
2298 (max_signed_precision_type): New.
2299 (max_precision_type): Takes two types as arguments.
2300 (precision_for_value): New.
2301 (precision_for_interval): New.
2302 (gcc_type_for_interval): New.
2303 (gcc_type_for_value): New.
2304 (gcc_type_for_clast_term): New.
2305 (gcc_type_for_clast_red): New.
2306 (gcc_type_for_clast_bin): New.
2307 (gcc_type_for_clast_expr): Split up into several functions.
2308 (gcc_type_for_clast_eq): Rewritten.
2309 (compute_bounds_for_level): New.
2310 (compute_type_for_level_1): New.
2311 (compute_type_for_level): New.
2312 (gcc_type_for_cloog_iv): Removed.
2313 (gcc_type_for_iv_of_clast_loop): Rewritten.
2314 (graphite_create_new_loop): Compute the lower and upper bound types
2315 with gcc_type_for_clast_expr.
2316 (graphite_create_new_loop_guard): Same.
2317 (find_cloog_iv_in_expr): Removed.
2318 (compute_cloog_iv_types_1): Removed.
2319 (compute_cloog_iv_types): Removed.
2320 (gloog): Do not call compute_cloog_iv_types.
2321 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2323 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2324 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2325 (GBB_CLOOG_IV_TYPES): Removed.
2327 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2329 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2330 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2331 (detect_commutative_reduction): Same.
2333 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2335 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2336 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2338 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2339 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2340 (rewrite_commutative_reductions_out_of_ssa): Same.
2341 * passes.c (execute_function_todo): Call verify_ssa for every pass
2342 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2343 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2344 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2345 with an extra argument.
2346 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2347 verify_ssa only when the extra argument is true.
2348 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2349 with an extra argument.
2350 (tree_transform_and_unroll_loop): Same.
2352 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2354 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2355 for all the passes of the LNO having LOOP_CLOSED_SSA.
2356 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2357 * tree-loop-distribution.c (pass_loop_distribution): Same.
2358 * tree-pass.h (TODO_verify_loops): Removed.
2359 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2361 (pass_tree_unswitch): Same.
2362 (pass_predcom): Same.
2363 (pass_vectorize): Same.
2364 (pass_linear_transform): Same.
2365 (pass_graphite_transforms): Same.
2366 (pass_iv_canon): Same.
2367 (pass_complete_unroll): Same.
2368 (pass_complete_unrolli): Same.
2369 (pass_parallelize_loops): Same.
2370 (pass_loop_prefetch): Same.
2371 (pass_iv_optimize): Same.
2373 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2376 * passes.c (init_optimization_passes): Move pass_lim before
2377 pass_copy_prop and pass_dce_loop.
2379 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2382 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2383 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2384 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2385 MULTI_* defines for 4 argument vpermil2p* builtins.
2387 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2389 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2390 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2391 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2392 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2393 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2394 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2395 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2396 Use x86_maybe_negate_const_int to output insn mnemonic.
2397 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2398 check from instruction predicate. Update comments.
2399 * config/i386/sync.md (sync_add<mode>): Use
2400 x86_maybe_negate_const_int to output insn mnemonic.
2402 2010-04-06 Jan Hubicka <jh@suse.cz>
2404 PR tree-optimization/42906
2405 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2406 IGNORE_SELF argument. Set visited_control_parents for fully
2408 (find_obviously_necessary_stmts): Update call of
2409 mark_control_dependent_edges_necessary.
2410 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2412 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2414 * config/i386/i386.md: Remove comment about 'e' and 'E'
2417 2010-04-06 Richard Guenther <rguenther@suse.de>
2419 PR tree-optimization/43627
2420 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2421 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2424 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2426 * BASE-VER: Change to 4.6.0.
2429 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2432 2010-04-06 Richard Guenther <rguenther@suse.de>
2435 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2437 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2439 * doc/invoke.texi (Optimize Options): Document that LTO
2440 won't remove object access purely due to incompatible
2443 2010-04-04 Matthias Klose <doko@ubuntu.com>
2445 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2446 Initialize variable.
2448 2010-04-03 Richard Guenther <rguenther@suse.de>
2451 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2452 require a non-NULL MEM_OFFSET.
2454 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2456 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2457 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2458 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2459 config/alpha/predicates.md, config/arm/arm.md,
2460 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2461 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2462 config/darwin9.h, config/darwin.c, config/darwin.h,
2463 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2464 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2465 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2466 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2467 config/mips/mips.md, config/mn10300/mn10300.c,
2468 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2469 config/rs6000/aix.h, config/rs6000/dfp.md,
2470 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2471 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2472 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2473 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2474 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2475 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2476 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2477 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2478 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2479 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2480 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2481 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2482 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2483 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2484 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2485 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2486 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2487 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2488 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2489 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2490 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2491 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2492 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2493 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2494 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2495 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2496 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2497 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2498 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2499 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2500 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2501 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2502 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2503 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2504 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2505 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2507 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2510 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2511 * aclocal.m4: Regenerate.
2513 2010-04-02 Richard Guenther <rguenther@suse.de>
2515 PR tree-optimization/43629
2516 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2517 if we have seen a constant value.
2519 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2521 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2523 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2526 * arm.c (legitimize_tls_address): Adjust call to
2527 gen_tls_load_dot_plus_four.
2528 (arm_note_pic_base): New function.
2529 (arm_cannot_copy_insn_p): Use it.
2530 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2533 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2538 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2540 * Makefile.in ($(out_object_file)): Depend on
2541 gt-$(basename $(notdir $(out_file))).h.
2543 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2545 * config.gcc (lm32-*-rtems*): Add t-lm32.
2547 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2549 * config.gcc: Add lm32-*-rtems*.
2550 * config/lm32/rtems.h: New file.
2552 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2555 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2557 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2559 * dwarf2out.c (output_compilation_unit_header): For
2560 -gdwarf-4 use version 4 instead of version 3.
2561 (output_line_info): For version 4 and above emit additional
2562 maximum ops per insn header field.
2563 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2565 * dwarf2out.c (is_c_family, is_java): Remove.
2566 (lower_bound_default): New function.
2567 (add_bound_info, gen_descr_array_type_die): Use it.
2569 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2572 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2573 re-declaration when it happens in a function.
2575 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2577 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2578 (cgraph_remove_function_insertion_hook): Same.
2579 (cgraph_call_function_insertion_hooks): Same.
2581 2010-04-01 Richard Guenther <rguenther@suse.de>
2584 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2585 and TREE_THIS_VOLATILE.
2586 (copy_ref_info): Likewise.
2587 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2588 * tree.c (build6_stat): Ignore side-effects of all but arg5
2589 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2592 2010-04-01 Richard Guenther <rguenther@suse.de>
2594 PR tree-optimization/43607
2595 * ipa-type-escape.c (check_call): Do not access non-existing
2598 2010-04-01 Richard Guenther <rguenther@suse.de>
2602 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2603 Jack Howarth <howarth@bromo.med.uc.edu>
2605 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2608 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2610 * doc/install.texi (Prerequisites): Document libelf usability on
2611 IRIX 5/6 and Solaris 2.
2612 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2613 Update GNU as, GNU ld requirements.
2614 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2615 Document Sun Studio compiler download.
2616 Update and simplify as, ld recommendations.
2617 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2619 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2621 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2622 with_tune_32 to pentium4.
2624 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2626 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2628 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2630 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2631 obsoletion, removal.
2633 Document GNU as requirement.
2634 Update configure requirements.
2635 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2636 Recomment IRIX 6.5.18+.
2637 Document IDF/IDL requirement.
2638 Document GNU as requirement.
2639 Document GNU ld bootstrap failure.
2640 Remove freeware.sgi.com reference.
2642 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2644 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2645 UNIX V4.0, V5.0 obsoletion, removal.
2646 Remove --with-gc=simple reference.
2647 Update VM requirements during bootstrap.
2648 Remove -oldas bootstrap description.
2649 Update binutils reference.
2650 Remove comparison failure note.
2652 2010-03-31 Richard Guenther <rguenther@suse.de>
2653 Zdenek Dvorak <ook@ucw.cz>
2654 Sebastian Pop <sebastian.pop@amd.com>
2657 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2658 with multiple arguments.
2659 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2661 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2663 * graphite-dependences.c (print_pddr): Call print_pdr with an
2665 * graphite-poly.c (debug_pdr): Add an extra argument for the
2668 (print_pbb_domain): Same.
2670 (print_scop_context): Same.
2672 (print_cloog): Same.
2673 (debug_pbb_domain): Same.
2677 (debug_scop_context): Same.
2679 (debug_cloog): Same.
2680 (print_scop_params): Same.
2681 (debug_scop_params): Same.
2682 (print_iteration_domain): Same.
2683 (print_iteration_domains): Same.
2684 (debug_iteration_domain): Same.
2685 (debug_iteration_domains): Same.
2686 (print_scattering_function): Same.
2687 (print_scattering_functions): Same.
2688 (debug_scattering_function): Same.
2689 (debug_scattering_functions): Same.
2690 * graphite-poly.h (debug_pdr): Update declaration.
2692 (print_pbb_domain): Same.
2694 (print_scop_context): Same.
2696 (print_cloog): Same.
2697 (debug_pbb_domain): Same.
2701 (debug_scop_context): Same.
2703 (debug_cloog): Same.
2704 (print_scop_params): Same.
2705 (debug_scop_params): Same.
2706 (print_iteration_domain): Same.
2707 (print_iteration_domains): Same.
2708 (debug_iteration_domain): Same.
2709 (debug_iteration_domains): Same.
2710 (print_scattering_function): Same.
2711 (print_scattering_functions): Same.
2712 (debug_scattering_function): Same.
2713 (debug_scattering_functions): Same.
2715 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2717 * graphite-poly.c (print_scattering_function_1): New.
2718 (print_scattering_function): Call it.
2719 (print_scop_params): Remove spaces at the end of lines.
2722 * graphite-poly.h (print_cloog): Declared.
2723 (debug_cloog): Declared.
2725 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2727 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2729 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2730 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2731 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2732 to switch between adding the IV bump in loop->latch or in loop->header.
2734 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2736 * graphite-poly.c (print_scattering_function): Pretty print following
2739 (print_pbb_domain): Same.
2740 (dump_gbb_cases): Same.
2741 (dump_gbb_conditions): Same.
2744 (print_scop_params): Same.
2745 (print_scop_context): Same.
2747 (print_pbb_body): New.
2748 (lst_indent_to): New.
2749 (print_lst): Start new lines with a #.
2750 * graphite-poly.h (pbb_bb): New.
2751 (pbb_index): Use pbb_bb.
2752 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2754 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2756 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2758 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2759 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2760 and 0 instead of 1 for dw_val_class_flag.
2761 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2762 dw_val_class_range_list, dw_val_class_loc_list,
2763 dw_val_class_lineptr and dw_val_class_macptr, use
2764 DW_FORM_flag_present for dw_val_class_flag and
2765 DW_FORM_exprloc for dw_val_class_loc.
2766 (output_die): For -gdwarf-4 print dw_val_class_loc
2767 size as uleb128 instead of 1 or 2 bytes and don't print
2768 anything for dw_val_class_flag.
2770 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2771 instead of cselib_lookup following by tweaking locs->setting_insn.
2774 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2775 even before returning from label, setjmp call or volatile asm
2778 2010-03-31 Richard Guenther <rguenther@suse.de>
2781 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2782 temporary data on stack.
2784 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2786 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2787 (PUSHSECTION_ASM_OP): Remove.
2788 (POPSECTION_ASM_OP): Remove.
2789 (PUSHSECTION_FORMAT): Remove.
2790 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2791 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2792 * config/sol2.c (solaris_output_init_fini): Use it.
2794 2010-03-31 Jie Zhang <jie@codesourcery.com>
2797 * opt-functions.awk (var_type_struct): Use signed char type
2798 for simple variables.
2800 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2802 * config/sol2.c: Include output.h.
2803 (solaris_assemble_visibility): New function.
2804 * config/t-sol2 (sol2.o): Add output.h dependency.
2805 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2806 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2809 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2812 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2813 V2SImode or XFmode on PRE_DEC.
2816 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2819 2010-03-31 Jie Zhang <jie@codesourcery.com>
2822 * reload.h (caller_save_initialized_p): Declare.
2823 * toplev.c (backend_init_target): Don't call
2824 init_caller_save but set caller_save_initialized_p to false.
2825 * caller-save.c (caller_save_initialized_p): Define.
2826 (init_caller_save): Check caller_save_initialized_p.
2827 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2829 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2832 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2833 and soft-fp/t-softfp to tmake_file.
2834 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2835 (LIBGCC2_TF_CEXT): Define.
2838 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2841 * cselib.c (n_useless_values): Document handling of debug locs.
2842 (n_useless_debug_values, n_debug_values): New variables.
2843 (new_elt_loc_list): Don't add to debug values, keep count.
2844 (promote_debug_loc): New.
2845 (cselib_reset_table): Zero new variables.
2846 (entry_and_rtx_equal_p): Promote debug locs.
2847 (discard_useless_locs): Increment n_useless_debug_values for
2849 (remove_useless_values): Adjust n_useless_values and n_debug_values
2850 with n_useless_debug_values.
2851 (add_mem_for_addr): Promote debug locs.
2852 (cselib_lookup_mem): Likewise.
2853 (cselib_lookup_addr): Renamed to...
2854 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2855 (cselib_log_lookup): ... this. Turn into...
2856 (cselib_lookup_addr): ... new wrapper.
2857 (cselib_lookup_from_insn): New.
2858 (cselib_invalidate_regno): Increment n_useless_debug_values for
2860 (cselib_invalidate_mem): Likewise.
2861 (cselib_process_insn): Take n_deleted and n_debug_values into
2862 account to guard remove_useless_value call.
2863 (cselib_finish): Zero n_useless_debug_values.
2864 * cselib.h (cselib_lookup_from_insn): Declare.
2865 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2866 (sched_analyze_2): Likewise.
2868 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2870 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2872 (adjust_mems): Replace narrowing SUBREG of expression containing
2873 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2874 with operations in the narrower mode.
2877 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2878 regs_invalidated_by_call instead all call_used_reg_set registers.
2880 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2883 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2884 pointer comparisons with types_compatible_p.
2885 * tree-vect-stmts.c (vectorizable_call): Same.
2886 (vectorizable_condition): Same.
2888 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2890 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2891 stack check if the mask would be zero.
2893 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2894 Jack Howarth <howarth@bromo.med.uc.edu>
2896 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2899 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2902 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2904 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2905 Include ___unordxf2 and ___unordtf2.
2906 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2909 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2911 * config/lm32/t-lm32: New file.
2912 * config.gcc: Use the above file when targetting lm32.
2914 2010-03-28 Duncan Sands <baldrick@free.fr>
2916 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2918 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2921 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2922 Improve vectorization cost model diagnostic.
2924 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2927 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2928 compute_data_dependences_for_loop returns false, early exit
2929 and output an extra diagnostic for the failed data reference
2932 2010-03-29 Richard Guenther <rguenther@suse.de>
2934 PR tree-optimization/43560
2935 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2936 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2938 2010-03-29 Jie Zhang <jie@codesourcery.com>
2941 * toplev.c (process_options): Set optimization_default_node
2942 and optimization_current_node.
2943 * opts.c (decode_options): Don't set optimization_default_node
2944 and optimization_current_node.
2946 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2948 * config/rtems.h: Abandon -qrtems_debug.
2950 2010-03-28 Jan Hubicka <jh@suse.cz>
2952 PR tree-optimization/43505
2953 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2954 map should not be copied.
2956 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2959 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2960 cdtors, set DECL_PRESERVE_P.
2961 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2964 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2966 PR tree-optimization/43528
2967 * stor-layout.c (place_field): Check that constant fits into
2968 unsigned HWI when skipping calculation of MS bitfield layout.
2970 2010-03-27 Jan Hubicka <jh@suse.cz>
2973 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2974 notice_global_symbol work.
2976 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2978 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2979 instead of dwarf2out_decl.
2980 (struct var_loc_node): Remove section_label field.
2981 (dwarf2out_function_decl): New function.
2982 (dwarf2out_var_location): Don't set section_label field.
2983 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2985 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2987 PR tree-optimization/43544
2988 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2989 First argument for builtin vectorized function hook is now a
2990 tree to be able to distinguish between machine specific and
2992 * targhooks.c (default_builtin_vectorized_function): Ditto.
2993 * targhooks.h (default_builtin_vectorized_function): Ditto.
2994 * target.h (struct gcc_target): Ditto.
2995 * tree-vect-stmts.c (vectorizable_function): Ditto.
2996 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2997 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3000 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3003 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3004 nested binding iff it is a FUNCTION_DECL.
3005 (store_parm_decls_newstyle): Pass nested=true to bind for
3006 FUNCTION_DECLs amongst parameters.
3008 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3010 * var-tracking.c (vt_expand_loc_callback): Don't run
3011 cselib_expand_value_rtx_cb in dummy mode if
3012 cselib_dummy_expand_value_rtx_cb returned false.
3014 * var-tracking.c (emit_note_insn_var_location): For one part
3015 notes with offset 0, don't add EXPR_LIST around the location.
3016 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3017 add_location_or_const_value_attribute): Adjust for that change.
3020 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3021 into first operand and location into second.
3022 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3023 dw_cfi_oprnd_loc for DW_CFA_expression.
3024 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3025 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3026 assume first argument is regnum and second argument is location.
3028 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3031 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3032 of scratch register to DImode. Split to DImode comparison operator.
3033 Use SImode subreg of scratch register in the multiplication.
3034 (*cmp_sadd_sidi): Ditto.
3035 (*cmp_ssub_si): Ditto.
3036 (*cmp_ssub_sidi): Ditto.
3038 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3041 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3042 Remove invalid assert and wrong comment.
3044 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3047 * flags.h (final_insns_dump_p): New extern.
3048 * final.c (final_insns_dump_p): New variable.
3049 (rest_of_clean_state): Set it before -fdump-final-insns=
3050 dumping, clear afterwards.
3051 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3052 MEM_ALIAS_SET on MEMs.
3054 2010-03-26 David S. Miller <davem@davemloft.net>
3056 * configure.ac: Fix sparc GOTDATA_OP bug check.
3057 * configure: Rebuild.
3059 2010-03-26 Alan Modra <amodra@gmail.com>
3061 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3063 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3065 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3066 TLS_SECTION_ASM_FLAG.
3068 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3071 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3072 Clear first_function_block_is_cold.
3075 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3076 argument if the argument is truth_value_p.
3078 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3080 * config/rs6000/constraints.md: Update copyright year for my changes.
3083 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3084 used in reg+reg addressing, swap registers.
3086 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3089 * target.h (struct gcc_target): Add code_end hook.
3090 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3092 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3093 * toplev.c (compile_file): Call targetm.asm_out.code_end
3094 hook before unwind info/debug info output.
3095 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3096 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3097 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3098 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3099 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3100 * config/i386/i386.c (ix86_file_end): Renamed to...
3101 (ix86_code_end): ... this. Make static. Don't call
3102 file_end_indicate_exec_stack. Emit unwind info using
3103 final_start_function/final_end_function.
3104 (darwin_x86_file_end): Remove.
3105 (TARGET_ASM_CODE_END): Define.
3106 * config/i386/i386.h (TARGET_ASM_FILE_END,
3107 NEED_INDICATE_EXEC_STACK): Don't define.
3108 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3109 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3110 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3111 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3114 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3115 at the beginning and final_end_function at the end.
3116 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3118 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3120 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3121 and Sun as TLS syntax.
3122 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3123 * configure: Regenerate.
3124 * config.in: Regenerate.
3125 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3126 (default_elf_asm_named_section): Use it.
3127 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3128 (i386_output_dwarf_dtprel): Likewise.
3129 (output_addr_const_extra): Likewise.
3130 (output_pic_addr_const): Lowercase @GOTTPOFF.
3131 (output_addr_const_extra): Likewise.
3132 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3133 (output_addr_const_extra): Likewise.
3134 (output_pic_addr_const): Lowercase @INDNTPOFF.
3135 (output_addr_const_extra): Likewise.
3136 (output_pic_addr_const): Lowercase @NTPOFF.
3137 (output_addr_const_extra): Likewise.
3138 (output_pic_addr_const): Lowercase @TPOFF.
3139 (output_addr_const_extra): Likewise.
3140 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3141 (*tls_global_dynamic_64): Likewise.
3142 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3143 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3145 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3146 (ASM_OUTPUT_TLS_COMMON): Use it.
3147 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3150 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3151 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3152 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3153 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3154 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3155 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3157 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3159 * config/i386/i386.c (override_options): Don't accept
3160 -mtls-dialect=sun any longer.
3161 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3162 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3163 (*tls_local_dynamic_base_32_sun): Likewise.
3164 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3166 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3169 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3170 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3173 * ira.c (adjust_cleared_regs): New function.
3174 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3178 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3180 * expr.c (expand_expr_real): Restore previous
3181 curr_insn_source_location and curr_insn_block after
3182 expand_expr_real_1 call.
3183 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3184 instead of expand_expr_real_1.
3186 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3188 PR rtl-optimization/43413
3189 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3192 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3195 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3196 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3198 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3200 * config/i386/i386.c (ix86_target_string): Add -mfma.
3201 Fix a typo in comment.
3203 2010-03-22 Mike Stump <mikestump@comcast.net>
3206 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3207 Don't overly align based upon packed packed fields.
3209 2010-03-22 Jason Merrill <jason@redhat.com>
3211 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3212 Use () rather than [], and move before the element type.
3214 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3216 * doc/configfiles.texi (Configuration Files): Removed
3217 fixinc/Makefile*, intl/Makefile.*.
3218 * doc/makefile.texi: Fixed markup. Abstract from version
3219 control system used.
3220 (Makefile): Removed obsolete gcc/java/parse.y example.
3221 * doc/sourcebuild.texi: Likewise.
3222 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3223 libgomp, libssp. Removed fastjar.
3224 (Miscellaneous Docs): Clarify location.
3225 Added COPYING3, COPYING3.LIB.
3226 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3228 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3231 * config/i386/i386.c (x86_function_profiler)
3232 [!NO_PROFILE_COUNTERS]: Fix typo.
3233 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3236 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3237 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3239 * doc/sourcebuild.texi (Test Directives): Split into six
3240 subsections, with most of the current text in new subsections
3241 Directives, Selectors, and Final Actions.
3242 (Directives): Split list of test directives into multiple
3244 (Selectors): Describe use and syntax of selectors.
3245 (Effective-Target Keywords): Describe all existing keywords.
3246 (Add Options): Describe features for dg-add-options.
3247 (Require Support): Describe variants of dg-require-support.
3248 (Final Actions): Describe commands to use in dg-final.
3250 2010-03-22 Michael Matz <matz@suse.de>
3253 * recog.c (validate_replace_rtx_group): Replace also in
3254 REG_EQUAL and REG_EQUIV notes.
3256 2010-03-22 Richard Guenther <rguenther@suse.de>
3258 PR tree-optimization/43390
3259 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3260 sure vector extracts are type correct.
3262 2010-03-22 Richard Guenther <rguenther@suse.de>
3265 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3266 x * sqrt (x) even when optimizing for size if the target
3267 has native support for sqrt.
3269 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3271 * varasm.c (make_decl_rtl_for_debug): Also clear
3272 flag_mudflap for the duration of make_decl_rtl call.
3275 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3276 locs from preserved VALUEs.
3278 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3281 * pa.md (movmemsi): Set align to one if zero.
3282 (movmemdi): Likewise.
3284 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3287 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3288 with their corresponding prologue pushes.
3290 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3293 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3294 at the begining or end.
3295 (spu_expand_epilogue): Likewise.
3297 2010-03-20 Richard Guenther <rguenther@suse.de>
3299 PR rtl-optimization/43438
3300 * combine.c (make_extraction): Properly zero-/sign-extend an
3301 extraction of the low part of a CONST_INT. Also handle
3304 2010-03-19 Mike Stump <mikestump@comcast.net>
3306 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3307 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3308 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3310 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3313 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3316 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3318 PR rtl-optimization/42258
3319 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3320 use that may match DEF.
3323 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3324 the cost of loading the constant rather than assuming
3326 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3327 outer code is AND, do the same tests as the andsi3 expander and
3328 return COSTS_N_INSNS (1) if and is cheap.
3330 * optabs.c (avoid_expensive_constant): Fix formatting.
3332 2010-03-19 Michael Matz <matz@suse.de>
3335 * attribs.c (decl_attributes): When rebuilding a function pointer
3336 type use the same qualifiers as the original pointer type.
3338 2010-03-19 Martin Jambor <mjambor@suse.cz>
3340 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3341 and is_gimple_ip_invariant_address.
3343 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3346 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3348 * config/arm/arm.c (arm_override_options): Turn off
3349 flag_dwarf2_cfi_asm for AAPCS variants.
3351 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3354 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3355 Use PRE_MODIFY instead of PRE_DEC.
3356 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3357 (vfp_emit_fstmd): Likewise.
3359 2010-03-19 Michael Matz <matz@suse.de>
3362 * builtins.c (expand_builtin_interclass_mathfn,
3363 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3366 2010-03-19 Richard Guenther <rguenther@suse.de>
3368 PR tree-optimization/43415
3369 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3370 (phi_translate_1): ... this.
3371 (phi_translate): Move all caching here. Cache all NARY
3372 and REFERENCE translations.
3374 2010-03-19 David S. Miller <davem@davemloft.net>
3376 With help from Eric Botcazou.
3377 * config/sparc/sparc.c: Include dwarf2out.h.
3378 (emit_pic_helper): Delete.
3379 (pic_helper_symbol_name): Delete.
3380 (pic_helper_emitted_p): Delete.
3381 (pic_helper_needed): New.
3382 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3383 (get_pc_thunk_name): New.
3384 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3385 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3386 Set pic_helper_needed to true. Don't call emit_pic_helper.
3387 (sparc_expand_prologue): Update load_pic_register call.
3388 (sparc_output_mi_thunk): Likewise.
3389 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3390 thunk if possible. Output CFI information as needed.
3392 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3393 Jack Howarth <howarth@bromo.med.uc.edu>
3396 * config/i386/i386.h: Fix ABI on darwin x86-32.
3398 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3400 * tree.h: Declare make_decl_rtl_for_debug.
3401 * varasm.c (make_decl_rtl_for_debug): New.
3402 * dwarf2out.c (rtl_for_decl_location): Call it.
3403 * cfgexpand.c (expand_debug_expr): Call it.
3405 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3408 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3412 * var-tracking.c (vt_init_cfa_base): Do nothing if
3413 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3415 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3418 * var-tracking.c (canonicalize_vars_star): New.
3419 (dataflow_post_merge_adjust): Use it.
3421 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3424 * var-tracking.c (non_suitable_const): New function.
3425 (add_uses): For DEBUG_INSNs with constants, don't record any
3426 value, instead just the constant value itself.
3427 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3428 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3429 (emit_notes_in_bb): Likewise.
3430 (emit_note_insn_var_location): For onepart variables if
3431 cur_loc is a VOIDmode constant, use DECL_MODE.
3433 2010-03-18 Martin Jambor <mjambor@suse.cz>
3436 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3437 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3438 all non-clones. Moved call redirection...
3439 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3440 (cgraph_materialize_all_clones): Dispose of all
3441 combined_args_to_skip bitmaps.
3442 (verify_cgraph_node): Do not check for edges pointing to wrong
3443 nodes in inline clones.
3444 * tree-inline.c (copy_bb): Call
3445 cgraph_redirect_edge_call_stmt_to_callee.
3446 * ipa.c (cgraph_remove_unreachable_nodes): Call
3447 cgraph_node_remove_callees even when there are used clones.
3449 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3451 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3453 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3456 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3459 2010-03-18 Michael Matz <matz@suse.de>
3462 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3463 into sqrt(x) if we need to preserve signed zeros.
3465 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3466 Eric Botcazou <ebotcazou@adacore.com>
3468 PR rtl-optimization/43360
3469 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3470 note if we don't know its invariant status.
3472 2010-03-18 Michael Matz <matz@suse.de>
3474 PR tree-optimization/43402
3475 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3476 PHI chains of ssa names registered for update.
3478 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3481 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3482 non-offsettable and pre_modify update addressing.
3483 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3484 and "2" alternatives "#".
3485 (*movdd_softfloat32): Make all alternatives "#";
3486 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3487 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3488 (*movdf_softfloat32): Make all alternatives "#";
3489 (movdi): Use the new DIFD mode iterator to create a common splitter
3490 for movdi, movdf and movdd patterns.
3492 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3494 * common.opt (dumpdir): Remove redundant tab.
3496 2010-03-17 Martin Jambor <mjambor@suse.cz>
3498 PR tree-optimization/43347
3499 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3500 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3502 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3504 PR rtl-optimization/42216
3505 * regrename.c (create_new_chain): New function, broken out from...
3506 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3507 appending a use to an empty chain.
3508 (build_def_use): Remove previous changes that convert OP_INOUT to
3509 OP_OUT operands; instead detect the case where an OP_INOUT operand
3510 uses a previously untracked register and create an empty chain for it.
3512 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3514 * doc/extend.texi (Function Attributes): Rewrite unfinished
3515 sentence in ms_abi documentation.
3517 2010-03-17 Alan Modra <amodra@gmail.com>
3519 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3520 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3521 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3522 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3524 2010-03-16 Richard Henderson <rth@redhat.com>
3527 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3528 (lower_try_finally): Save and restore eh_seq around the expansion
3531 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3533 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3534 statements before splitting block.
3536 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3538 * doc/sourcebuild.texi (Testsuites): Fix markup.
3539 Use pathnames relative to gcc/testsuite.
3540 (Test Directives): Move description of how timeout is determined.
3541 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3542 (C Tests): Correct gcc.misc-tests directory.
3543 Framework tests now live in gcc.test-framework.
3545 2010-03-16 Richard Guenther <rguenther@suse.de>
3548 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3549 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3551 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3552 Alexandre Oliva <aoliva@redhat.com>
3554 PR tree-optimization/42917
3555 * lambda-code.c (remove_iv): Skip debug statements.
3556 (lambda_loopnest_to_gcc_loopnest): Likewise.
3557 (not_interesting_stmt): Debug statements are not interesting.
3559 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3563 * cselib.c (cselib_preserve_constants,
3564 cfa_base_preserved_val): New static variables.
3565 (preserve_only_constants): New function.
3566 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3567 clear its REG_VALUES. If cselib_preserve_constants, don't
3568 empty the whole hash table, but preserve there VALUEs with constants,
3569 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3570 (cselib_preserve_cfa_base_value): New function.
3571 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3572 (cselib_init): Change argument to int bitfield. Set
3573 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3575 (cselib_finish): Clear cselib_preserve_constants and
3576 cfa_base_preserved_val.
3577 * cselib.h (enum cselib_record_what): New enum.
3578 (cselib_init): Change argument to int.
3579 (cselib_preserve_cfa_base_value): New prototype.
3580 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3581 * dse.c (dse_step1): Likewise.
3582 * cfgcleanup.c (thread_jump): Likewise.
3583 * sched-deps.c (sched_analyze): Likewise.
3584 * gcse.c (local_cprop_pass): Likewise.
3585 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3586 If FN is non-NULL, call the callback always and whenever it returns
3587 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3588 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3589 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3590 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3591 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3592 * var-tracking.c: Include recog.h.
3593 (bb_stack_adjust_offset): Remove.
3594 (vt_stack_adjustments): Don't call it, instead just gather the
3595 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3596 (adjust_stack_reference): Remove.
3597 (compute_cfa_pointer): New function.
3598 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3599 (struct adjust_mem_data): New type.
3600 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3602 (get_address_mode): New function.
3603 (replace_expr_with_values): Use it.
3604 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3605 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3606 (adjust_sets): Remove.
3607 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3608 Use get_address_mode.
3609 (get_adjusted_src): Remove.
3610 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3611 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3612 (add_with_sets): Don't call adjust_sets.
3613 (fp_setter, vt_init_cfa_base): New functions.
3614 (vt_initialize): Change return type to bool. Move most of pool etc.
3615 initialization to the beginning of the function from end. Pass
3616 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3617 If !frame_pointer_needed, call vt_stack_adjustment before mos
3618 vector is filled, call vt_init_cfa_base if argp/framep has been
3619 eliminated to sp. If frame_pointer_needed and argp/framep has
3620 been eliminated to hard frame pointer, set
3621 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3622 encountering fp setter in the prologue. For MO_ADJUST, call
3623 log_op_type before pusing the op into mos vector, not afterwards.
3624 Call adjust_insn before cselib_process_insn/add_with_sets,
3625 call cancel_changes (0) afterwards.
3626 (variable_tracking_main_1): Adjust for vt_initialize calling
3627 vt_stack_adjustments and returning whether it succeeded or not.
3629 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3631 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3634 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3636 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3638 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3639 drap_reg has not been set.
3641 2010-03-15 Michael Matz <matz@suse.de>
3644 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3645 use it to expand block copies.
3646 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3647 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3648 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3650 2010-03-15 Richard Guenther <rguenther@suse.de>
3652 PR tree-optimization/43367
3653 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3656 2010-03-15 Richard Guenther <rguenther@suse.de>
3658 PR tree-optimization/43317
3659 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3661 2010-03-15 Martin Jambor <mjambor@suse.cz>
3663 PR tree-optimization/43141
3664 * tree-sra.c (create_abstract_origin): New function.
3665 (modify_function): Call create_abstract_origin.
3667 2010-03-15 Chris Demetriou <cgd@google.com>
3669 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3672 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3675 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3676 call insert_out_of_ssa_copy for default definitions.
3678 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3680 * graphite-clast-to-gimple.c (my_long_long): Defined.
3681 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3682 * graphite-sese-to-poly.c (my_long_long): Defined.
3683 (scop_ivs_can_be_represented): Use it.
3685 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3687 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3688 graphite-max-bbs-per-function, and loop-block-tile-size.
3689 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3691 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3693 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3695 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3696 forward declaration.
3697 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3698 (add_upper_bounds_from_estimated_nit): New.
3699 (build_loop_iteration_domains): Use it.
3701 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3703 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3705 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3708 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3709 should be an INTEGER_CST. Also handle CASE_CONVERT.
3711 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3713 * graphite.c (graphite_initialize): To bound the number of bbs per
3714 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3715 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3716 * doc/invoke.texi: Document it.
3718 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3720 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3721 * graphite-sese-to-poly.h (build_poly_scop): Same.
3723 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3725 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3726 the number of parameters in the scop. Use as an upper bound
3727 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3728 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3729 * doc/invoke.texi: Document it.
3731 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3733 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3734 * doc/c-tree.texi: Remove.
3735 * doc/generic.texi: Merge c-tree.texi here.
3736 * doc/gccint.texi (Trees): Remove menu entry.
3737 (c-tree.texi): Remove @include.
3738 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3739 * doc/languages.texi (Reading RTL): Ditto.
3741 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3744 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3746 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3749 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3750 code added to work around reload clobbering CONST insns.
3752 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3754 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3755 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3756 (cselib_preserve_only_values): Remove retain argument, don't
3757 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3758 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3759 * var-tracking.c (micro_operation): Move insn field before union.
3760 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3761 (struct variable_tracking_info_def): Remove n_mos field, change
3762 mos into a vector of micro_operations.
3763 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3764 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3765 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3766 changing into a vector.
3767 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3768 come before all other uops generated by add_stores.
3769 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3771 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3772 a vector. Run just one pass over the bbs instead of separate counting
3773 and computation phase.
3774 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3777 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3778 into *nonlocalized_list vector.
3779 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3780 even if origin is non-NULL.
3781 (gen_variable_die): Likewise.
3782 (process_scope_var): Don't change origin.
3783 (gen_decl_die): Likewise.
3784 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3785 before adding new edges instead of after it, fix moving over
3788 2010-03-11 David S. Miller <davem@davemloft.net>
3790 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3792 * configure: Rebuild.
3794 2010-03-11 Martin Jambor <mjambor@suse.cz>
3796 PR tree-optimization/43257
3797 * tree.c (assign_assembler_name_if_neeeded): New function.
3798 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3800 * tree.h (assign_assembler_name_if_neeeded): Declare.
3801 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3802 the function if needed.
3804 2010-03-11 Chris Demetriou <cgd@google.com>
3806 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3807 include/stdint-gcc.h, and include/stdint.h world-readable.
3809 2010-03-11 Richard Guenther <rguenther@suse.de>
3811 PR tree-optimization/43255
3812 * tree-vrp.c (process_assert_insertions_for): Do not insert
3813 asserts for trivial conditions.
3815 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3817 PR tree-optimization/43280
3818 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3819 generation. Move calculation of size out of the if branch.
3820 (find_bswap): Modify compare number generation.
3822 2010-03-11 Richard Guenther <rguenther@suse.de>
3825 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3826 (input_gimple_stmt): Fixup handled component types during
3827 operand read. Also fix up decls in ADDR_EXPRs.
3829 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3831 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3832 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3834 2010-03-10 Jan Hubicka <jh@suse.cz>
3837 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3838 * varasm.c (get_variable_section): Don't do that here...
3839 (make_decl_rtl): ... and here.
3840 (do_assemble_alias): Produce decl RTL.
3841 (assemble_alias): Likewise.
3843 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3846 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3847 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3849 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3850 (based_loc_descr): Only express drap or vdrap regno based expressions
3851 using DW_OP_fbreg when not optimizing.
3852 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3853 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3854 REG_CFA_SET_VDRAP note.
3856 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3858 PR tree-optimization/43236
3859 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3860 error in calculation of base address in reverse iteration case.
3861 (generate_builtin): Take number of latch executions if the statement
3864 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3867 * tree-eh.c: Include pointer-set.h.
3868 (lower_eh_dispatch): Filter out duplicate case labels and
3869 remove the unneeded edge when the label is unused. Return
3870 true when some edges are removed.
3871 (execute_lower_eh_dispatch): When any lowering resulted in
3872 removing an edge, also delete unreachable blocks.
3874 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3877 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3878 UNSPEC_MACHOPIC_OFFSET.
3880 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3883 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3884 (m68k_delegitimize_address): New function.
3886 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3889 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3892 * var-tracking.c (adjust_sets): New function.
3893 (count_with_sets, add_with_sets): Use it.
3894 (get_adjusted_src): New inline function.
3895 (add_stores): Use it.
3898 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3899 call cselib_dummy_expand_value_rtx_cb instead of
3900 cselib_expand_value_rtx_cb.
3903 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3904 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3905 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3906 and .cfi_endproc around the pic thunks.
3907 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3908 all queued unwind info register saves are saved before the call.
3909 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3910 considered as sp-=4 for unwind info and the pop as sp+=4 which
3911 also clobbers dest, but doesn't actually restore it.
3914 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3915 RTX_FRAME_RELATED_P.
3917 2010-03-09 Jie Zhang <jie@codesourcery.com>
3919 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3920 whitespaces in output template.
3922 2010-03-09 Jie Zhang <jie@codesourcery.com>
3924 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3927 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3929 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3930 builtins.exp in a separate job.
3932 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3934 * graphite-sese-to-poly.c (add_param_constraints): Use
3935 lower_bound_in_type and upper_bound_in_type.
3937 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3939 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3940 instead of unsigned_type_node.
3942 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3943 Reza Yazdani <reza.yazdani@amd.com>
3946 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3947 on pointer type parameters.
3949 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3953 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3954 handle conversions from pointer to integers.
3955 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3956 induction variable, to be able to work with code generated by CLooG.
3957 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3958 (build_poly_scop): Bail out if we cannot codegen a loop.
3960 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3962 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3963 code generation with gloog_error.
3965 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3967 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3968 Call fold_convert on all the returned values.
3969 (expand_scalar_variables_expr): Pass to
3970 expand_scalar_variables_ssa_name the type of the resulting expression.
3972 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3974 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3975 ppl_min_for_le_pointset.
3976 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3977 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3979 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3981 * graphite-dependences.c (map_into_dep_poly): Removed.
3982 (dependence_polyhedron_1): Use combine_context_id_scat.
3984 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3986 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3987 (struct poly_bb): Same.
3988 (combine_context_id_scat): New.
3990 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3993 * sese.c (name_defined_in_loop_p): Return false for default
3996 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3998 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3999 and clean up the logic.
4001 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4003 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4006 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4008 * var-tracking.c (remove_cselib_value_chains): Define only for
4010 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4011 delete_slot_part, emit_notes_for_differences_1): Don't call
4012 remove_cselib_value_chains here.
4013 (set_slot_part, emit_notes_for_differences_2): Don't call
4014 add_cselib_value_chains here.
4015 (preserved_values): New vector.
4016 (preserve_value): New function.
4017 (add_uses, add_stores, vt_add_function_parameters): Use it
4018 instead of cselib_preserve_value.
4019 (changed_values_stack): New vector.
4020 (check_changed_vars_0): New function.
4021 (check_changed_vars_1, check_changed_vars_2): Use it.
4022 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4023 changed_values_stack VALUEs.
4024 (vt_emit_notes): For all preserved_values call
4025 add_cselib_value_chains. If ENABLE_CHECKING call
4026 remove_cselib_value_chains before verifying value_chains is empty.
4027 Initialize and free changed_values_stack.
4028 (vt_initialize): Initialize preserved_values.
4029 (vt_finalize): Free preserved_values.
4031 2010-03-08 Richard Guenther <rguenther@suse.de>
4033 PR tree-optimization/43269
4034 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4037 2010-03-08 Martin Jambor <mjambor@suse.cz>
4039 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4040 (ipa_is_param_called): Removed.
4041 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4042 (ipa_print_node_params): Do not print the called flag.
4043 (ipa_write_node_info): Do not stream the called flag.
4044 (ipa_read_node_info): Likewise.
4046 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4049 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4050 * cselib.c (struct expand_value_data): Add dummy field.
4051 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4053 (cselib_dummy_expand_value_rtx_cb): New function.
4054 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4056 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4057 * var-tracking.c: Include pointer-set.h.
4058 (variable): Change n_var_parts to char from int. Add
4059 cur_loc_changed and in_changed_variables fields.
4060 (variable_canonicalize): Remove.
4061 (shared_var_p): New inline function.
4062 (unshare_variable): Maintain cur_loc_changed and
4063 in_changed_variables fields. If var was in changed_variables,
4064 replace it there with new_var. Just copy cur_loc instead of
4065 resetting it to something else.
4066 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4067 (dataflow_set_union): Don't call variable_canonicalize.
4068 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4069 of their DEBUG_EXPR_TREE_DECLs.
4070 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4071 and in_changed_variables and cur_loc_changed is false.
4072 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4073 and cur_loc_changed. Don't update cur_loc here.
4074 (variable_merge_over_src): Don't call variable_canonicalize.
4075 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4076 removing loc that is equal to cur_loc, clear cur_loc,
4077 set cur_loc_changed and ensure variable_was_changed is called.
4078 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4079 compare pointers in cur_loc check, if it is equal to loc,
4080 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4081 (variable_different_p): Remove compare_current_location argument,
4082 don't compare cur_loc.
4083 (dataflow_set_different_1): Adjust variable_different_p caller.
4084 (variable_was_changed): If dv had some var in changed_variables
4085 already, reset in_changed_variables flag for it and propagate
4086 cur_loc_changed over to the new variable. On empty var
4087 always set cur_loc_changed. Set in_changed_variables on whatever
4088 var is added to changed_variables.
4089 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4090 Use shared_var_p. When removing loc that is equal to cur_loc,
4091 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4092 end, don't set it to something else, just call variable_was_changed.
4093 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4094 loc being removed, clear cur_loc and set cur_loc_changed.
4095 Set cur_loc_changed if all locations have been removed.
4096 (struct expand_loc_callback_data): New type.
4097 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4098 allocated. Always create SUBREGs if simplify_subreg failed.
4099 Prefer to use cur_loc, when that fails and still in
4100 changed_variables (and seen first time) recompute it. Set
4101 cur_loc_changed of variables which had to change cur_loc and
4102 compute elcd->cur_loc_changed if any of the subexpressions used
4103 had to change cur_loc.
4104 (vt_expand_loc): Adjust to pass arguments in
4105 expand_loc_callback_data structure.
4106 (vt_expand_loc_dummy): New function.
4107 (emitted_notes): New variable.
4108 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4109 that weren't used for any other decl in current
4110 emit_notes_for_changes call call vt_expand_loc_dummy to update
4111 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4112 first loc_chain location if NULL before. Always use just
4113 cur_loc instead of first loc_chain location. When cur_loc_changed
4114 is false, when not --enable-checking=rtl just don't emit any note.
4115 When rtl checking, compute the note and assert it is the same
4116 as previous note. Clear cur_loc_changed and in_changed_variables
4117 at the end before removing from changed_variables.
4118 (check_changed_vars_3): New function.
4119 (emit_notes_for_changes): Traverse changed_vars to call
4120 check_changed_vars_3 on each changed var.
4121 (emit_notes_for_differences_1): Clear cur_loc_changed and
4122 in_changed_variables. Recompute cur_loc of new_var.
4123 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4124 (vt_emit_notes): Initialize and destroy emitted_notes.
4126 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4128 PR rtl-optimization/42220
4129 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4130 Use verify_reg_tracked to determine if we should use OP_OUT rather
4132 (build_def_use): If we see an in-out operand for a register that we
4133 know nothing about, treat is an output if possible, fail the block if
4136 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4139 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4142 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4145 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4146 uses of relevant DEFs that are dead outside the loop too.
4148 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4150 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4152 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4154 * var-tracking.c (values_to_unmark): New variable.
4155 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4156 values_to_unmark vector. Moved body to...
4157 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4158 instead queue it into values_to_unmark vector.
4159 (vt_find_locations): Free values_to_unmark vector.
4161 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4163 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4164 (site.exp): Export them when plugins are enabled.
4166 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4169 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4171 (chrec_fold_multiply): Same.
4173 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4176 * c-decl.c (build_compound_literal): Return early if init is
4179 2010-03-04 Martin Jambor <mjambor@suse.cz>
4181 PR tree-optimization/43164
4182 PR tree-optimization/43191
4183 * tree-sra.c (type_consists_of_records_p): Reject records with
4184 zero-size bit-fields at the end.
4186 2010-03-04 Mike Stump <mikestump@comcast.net>
4188 * Makefile.in (TAGS): Remove *.y.
4190 2010-03-04 Richard Guenther <rguenther@suse.de>
4192 PR tree-optimization/40761
4193 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4195 (my_rev_post_order_compute): New function.
4196 (init_pre): Call it.
4198 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4201 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4202 decrease the cost of an IV candidate when the cost is infinite.
4204 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4206 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4207 Use '3DNow!' for the extension of that name, ensure normal space
4209 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4211 2010-03-03 Jeff Law <law@redhat.com>
4213 * PR middle-end/32693
4214 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4215 than gen_rtx_SUBREG.
4216 (extract_bit_field_1): Likewise.
4218 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4220 * doc/sourcebuild.texi (Test directives): Document that arguments
4221 include-opts and exclude-opts are now optional for dg-skip-if,
4222 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4224 2010-03-03 Jason Merrill <jason@redhat.com>
4227 * cgraph.h (varpool_node): Add extra_name field.
4228 * varpool.c (varpool_extra_name_alias): New.
4229 (varpool_assemble_decl): Emit extra name aliases.
4230 (varpool_mark_needed_node): Look past an extra name alias.
4231 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4232 * lto-streamer-in.c (lto_input_tree): Read it.
4233 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4235 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4237 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4238 (sparc*-*-solaris2*): ...this.
4240 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4243 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4244 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4245 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4246 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4249 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4250 fallthrough to default handling, just with want_address 0 instead of 2.
4251 For single element lists, add_AT_loc directly, otherwise create an
4252 artificial variable DIE and stick location list to it.
4255 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4256 (VAL_EXPR_HAS_REVERSE): Define.
4257 (reverse_op): New function.
4258 (add_stores): For reversible operations add an extra MO_VAL_USE.
4260 2010-03-02 Jason Merrill <jason@redhat.com>
4262 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4264 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4266 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4267 (sparc64-*-linux*): Likewise.
4268 (sparc64-*-solaris2*): Include assembler files before linker ones.
4269 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4270 * config/sparc/gas.h: Delete.
4271 * config/sparc/sol2-64.h: Add copyright notice.
4272 * config/sparc/sol2-gas-bi.h: Likewise.
4273 * config/sparc/sol2-gld.h: Likewise.
4274 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4275 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4276 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4277 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4278 (sparc_elf_asm_named_section): Rename into...
4279 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4281 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4283 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4285 2010-03-02 Jeff Law <law@redhat.com>
4288 * reload1.c (rtx_p, substitute_stack): Declare.
4289 (substitute): Record addresses of changed rtxs.
4290 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4291 Restore the original rtx when complete.
4292 (reload): Free subsitute_stack when complete.
4294 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4296 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4297 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4299 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4300 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4301 Torture Tests): Change from subsection to section.
4303 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4304 Steven Bosscher <steven@gcc.gnu.org>
4306 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4309 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4312 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4313 the assignment from the new induction variable to the assignment
4314 of the value from the original loop PHI function.
4316 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4317 Daniel Jacobowitz <dan@codesourcery.com>
4319 * doc/sourcebuild.texi (Test directives): Clarify options to
4322 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4324 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4325 Disable cfi directives unless GCC and gas agree on using read-only
4326 .eh_frame sections for 64-bit.
4327 * configure: Regenerate.
4329 2010-03-01 Richard Guenther <rguenther@suse.de>
4331 PR tree-optimization/43220
4332 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4333 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4335 2010-03-01 Richard Guenther <rguenther@suse.de>
4336 Martin Jambor <mjambor@suse.cz>
4339 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4340 gimplified parameters.
4342 2010-03-01 Christian Bruel <christian.bruel@st.com>
4344 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4346 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4348 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4350 2010-03-01 Richard Guenther <rguenther@suse.de>
4353 * expr.c (expand_assignment): Use the alias-oracle to tell
4354 if the rhs aliases the result decl.
4356 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4359 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4360 to sol_gt_pch_get_address.
4361 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4362 64-bit, SPARC and x86.
4363 (sol_gt_pch_get_address): New function.
4365 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4367 * toplev.h (inform_n, error_n): Declare.
4368 * diagnostic.c (inform_n, error_n): New function.
4370 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4372 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4373 has no rtl yet when processing local_decls, queue it and recheck
4374 if deferred stack allocation hasn't assigned it rtl.
4376 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4378 * config/sh/sh.c (unspec_bbr_uid): New.
4379 (gen_block_redirect): Use it instead of INSN_UID.
4380 (gen_far_branch): Likewise.
4382 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4384 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4385 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4387 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4389 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4390 (Warning Options): -Wno-conversion-null is valid for
4391 Objective-C++ as well.
4392 * doc/tm.texi (Named Address Spaces): Likewise.
4393 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4394 * doc/tree-ssa.texi (Tree SSA): Likewise.
4396 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4399 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4400 by default. Don't set the default arch for
4401 i[34567]86-*-darwin*|x86_64-*-darwin*.
4403 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4406 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4407 default. Set the default 32bit/64bit archs with $with_arch
4408 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4410 2010-02-27 Richard Guenther <rguenther@suse.de>
4412 PR tree-optimization/43186
4413 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4414 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4415 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4416 unroller iterations.
4418 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4420 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4421 required and i[34567]86-*-* targets don't support 64bit ISA.
4423 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4426 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4429 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4431 * config.gcc: Set the default arch at least to Prescott for
4432 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4433 if SSE math is enabled.
4435 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4437 * diagnostic.c (diagnostic_initialize): Update.
4438 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4440 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4441 (diagnostic_inhibit_notes): New.
4442 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4444 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4447 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4448 * doc/standards.texi: Likewise.
4449 * doc/extend.texi: Likewise.
4450 * doc/trouble.texi: Likewise.
4451 * doc/cppopts.texi: Likewise.
4452 * doc/install.texi: Likewise.
4453 * c.opt (std=c90,std=gnu90): New options.
4454 * c-opts.c (c_common_handle_option): Handle them.
4456 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4459 * c-decl.c (undeclared_variable): Use an informative note.
4461 2010-02-26 Richard Guenther <rguenther@suse.de>
4463 PR tree-optimization/43186
4464 * gimple.h (gimple_fold): Remove.
4465 * gimple.c (gimple_fold): Remove. Inline into single user ...
4466 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4467 Try harder for conditions.
4469 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4472 * function.c (used_types_insert): Don't skip through named pointer
4473 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4474 and it is different from the main variant's type.
4476 2010-02-26 Nick Clifton <nickc@redhat.com>
4478 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4480 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4482 * config.gcc: Support --with-fpmath=sse for x86.
4484 * config/i386/ssemath.h: New.
4486 * doc/install.texi (--with-fpmath=sse): Documented.
4488 2010-02-26 Richard Guenther <rguenther@suse.de>
4490 PR tree-optimization/43188
4491 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4492 vector types of over-aligned element type.
4494 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4497 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4498 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4500 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4502 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4504 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4506 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4507 * var-tracking.c: Include diagnostic.h.
4508 (debug_dv): New function.
4509 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4512 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4513 (add_value_chain, add_value_chains, remove_value_chain,
4514 remove_value_chains): Handle DEBUG_EXPRs.
4515 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4518 * regcprop.c (struct queued_debug_insn_change): New type.
4519 (struct value_data_entry): Add debug_insn_changes field.
4520 (struct value_data): Add n_debug_insn_changes field.
4521 (debug_insn_changes_pool): New variable.
4522 (free_debug_insn_changes, apply_debug_insn_changes,
4523 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4524 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4525 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4527 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4529 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4530 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4531 changes, call cprop_find_used_regs via note_stores.
4532 (copyprop_hardreg_forward): When copying vd from predecessor
4533 which has any queued DEBUG_INSN changes, make sure the pointers are
4534 cleared. At the end call df_analyze and then if there are any
4535 DEBUG_INSN changes queued at the end of some basic block for still
4536 live registers, apply them.
4537 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4539 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4541 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4544 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4546 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4547 targets. Set the default with_cpu/with_arch from arch/cpu.
4548 Allow x86-64 and native for with_cpu/with_arch.
4550 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4552 * ebitmap.c: Change calls to verify_popcount with calls to
4553 sbitmap_verify_popcount.
4554 (ebitmap_clear_bit): Fixed map->cacheindex test and
4555 map>cache update when bit clearing results in an empty
4558 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4561 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4562 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4563 and support both V2DF and V2DI modes.
4564 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4565 support both V2DF and V2DI modes.
4566 (general): Delete trailing whitespace from a few patterns.
4568 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4569 V2DF/V2DI interleave high/low builtins.
4571 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4574 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4575 interleave high/low functions.
4577 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4579 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4580 #pragma extern_prefix.
4582 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4585 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4586 BLKmode, assert op0 is a MEM and just adjust its mode.
4589 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4590 if bitpos isn't multiple of mode's bitsize.
4592 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4594 * c.opt (-ftemplate-depth=): New.
4595 (-ftemplate-depth-): Deprecate.
4596 * optc-gen.awk: Handle -ftemplate-depth=.
4597 * opth-gen.awk: Likewise.
4598 * c-opts.c (c_common_handle_option): Likewise.
4599 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4601 2010-02-24 Jason Merrill <jason@redhat.com>
4603 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4605 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4607 * cfg.c (alloc_aux_for_block): Remove inline.
4608 (alloc_aux_for_edge): Likewise.
4610 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4612 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4614 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4616 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4617 * config/i386/sol2-gas.h: New file.
4618 * config.gcc (i[34567]86-*-solaris2*): Use it.
4620 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4623 * c-typeck.c (ep_convert_and_check): New.
4624 (build_conditional_expr): Use it.
4625 (build_binary_op): Likewise.
4627 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4629 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4632 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4633 bounds even for -O+.
4634 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4635 expr needs to have DECL_NAME set.
4637 2010-02-24 Nick Clifton <nickc@redhat.com>
4639 * config/mep/mep.c: Include gimple.h.
4640 (mep_function_uses_sp): Delete unused function.
4641 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4642 parameters. Use unsigned integers to count args. Return a
4643 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4645 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4648 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4649 greater or equal to nelt instead of 2 * nelt.
4650 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4653 2010-02-23 Jason Merrill <jason@redhat.com>
4656 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4657 in cfun->local_decls even if they have register types.
4660 * stor-layout.c (place_field): Don't warn about unnecessary
4661 DECL_PACKED if the type is packed.
4663 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4666 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4667 GOTOFF relocs, even when the base reg isn't pic pointer.
4669 2010-02-23 Michael Matz <matz@suse.de>
4672 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4673 (expand_gimple_basic_block): Generate and use debug temps if there
4674 are debug uses left after the last real use of TERed ssa names.
4675 Unlink debug immediate uses when they are expanded.
4677 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4680 * config/i386/i386.c (override_options): Reorganise to provide
4681 better error messages.
4683 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4686 * graphite-scop-detection.c (create_single_exit_edge): Move
4687 the call to find_single_exit_edge to....
4688 (create_sese_edges): ...here. Don't handle multiple edges
4689 exiting the function.
4690 (build_graphite_scops): Don't handle multiple edges
4691 exiting the function.
4693 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4696 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4697 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4699 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4702 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4704 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4707 * c-typeck.c (convert_arguments): Print declaration location.
4708 * c-common.c (validate_nargs): Rename as
4709 builtin_function_validate_nargs.
4710 (check_builtin_function_arguments): Update.
4712 2010-02-22 Richard Guenther <rguenther@suse.de>
4715 * tree-inline.c (declare_return_variable): Use the type of
4716 the call stmt lhs if available.
4718 2010-02-22 Duncan Sands <baldrick@free.fr>
4720 * passes.c (register_pass): Always consider all pass lists when
4721 ref_pass_instance_number is zero.
4723 2010-02-22 Richard Guenther <rguenther@suse.de>
4725 PR tree-optimization/42749
4726 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4727 parameter. Do arithmetic in the original type.
4728 (update_accumulator_with_ops): Likewise.
4729 (adjust_accumulator_values): Adjust.
4731 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4733 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4734 (QI to BLKmode splitter): New splitter.
4736 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4738 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4739 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4741 2010-02-22 Richard Guenther <rguenther@suse.de>
4743 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4745 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4747 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4748 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4749 ($(T)crti.o, $(T)crtn.o): Remove rules.
4751 2010-02-21 Tobias Burnus <burnus@net-b.de>
4754 * doc/invoke.texi (-fassociative-math): Document that this
4755 option is automatically enabled for Fortran.
4757 2010-02-20 David S. Miller <davem@davemloft.net>
4759 * configure.ac: Test if linker and assembler properly support
4760 GOTDATA_OP relocations.
4761 * configure: Rebuild.
4762 * config.in: Likewise.
4763 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4764 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4765 (movsi_high_pic): Likewise.
4766 (movdi_lo_sum_pic): Likewise.
4767 (movdi_high_pic): Likewise.
4768 (movsi_pic_gotdata_op): New pattern.
4769 (movdi_pic_gotdata_op): Likewise.
4770 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4771 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4773 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4776 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4777 attribute to ssemul.
4778 (xop_mulv2div2di3_high): Ditto.
4780 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4783 * c.opt (Wconversion-null): New option.
4784 * doc/invoke.texi (Wconversion-null): Document.
4786 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4788 * common.opt (Wlarger-than-): Add Undocumented.
4790 2010-02-19 Mike Stump <mikestump@comcast.net>
4792 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4794 2010-02-19 Jason Merrill <jason@redhat.com>
4797 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4798 * configure: Likewise.
4800 2010-02-20 Alan Modra <amodra@gmail.com>
4803 * cgraph.h (cgraph_make_decl_local): Declare.
4804 * cgraph.c (cgraph_make_decl_local): New function.
4805 (cgraph_make_node_local): Use it.
4806 * cgraphunit.c (cgraph_function_versioning): Likewise.
4807 * ipa.c (function_and_variable_visibility): Likewise.
4809 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4812 * except.c (sjlj_emit_function_enter): Don't call
4813 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4815 * rtl.h (add_reg_br_prob_note): Remove prototype.
4817 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4820 * c-common.c (conversion_warning): Remove widening conversions
4821 before checking the conversion of integers to reals.
4823 2010-02-19 Mike Stump <mikestump@comcast.net>
4826 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4829 * cgraphunit.c (process_function_and_variable_attributes): Check
4830 DECL_PRESERVE_P instead of looking up attribute "used".
4831 * ipa-pure-const.c (check_decl): Likewise.
4832 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4833 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4834 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4835 instead of attribute "used".
4836 * config/sol2-c.c (solaris_pragma_init): Likewise.
4837 (solaris_pragma_fini): Likewise.
4839 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4841 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4842 Use XCNEW instead of xcalloc.
4843 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4844 XNEW instead of xmalloc.
4845 (get_fields): Use XNEWVEC instead of xmalloc.
4848 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4849 populate vars array.
4850 (create_new_general_access): For debug stmts just reset value.
4851 (get_stmt_accesses): For accesses within debug stmts just record them
4852 using add_access_to_acc_sites instead of preventing the peeling or
4853 counting them as accesses.
4856 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4858 2010-02-19 Richard Guenther <rguenther@suse.de>
4860 PR tree-optimization/42916
4861 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4864 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4866 * configure.ac: Replace all uses of changequote in macro arguments
4867 with proper quoting.
4869 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4872 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4874 2010-02-19 Richard Guenther <rguenther@suse.de>
4876 PR tree-optimization/42944
4877 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4878 test for aliasing with errno.
4880 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4883 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4884 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4885 * dojump.c: Include output.h.
4886 (inv): New inline function.
4887 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4888 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4889 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4890 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4891 argument, pass it down to other calls.
4892 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4893 add REG_BR_PROB note to the conditional jump.
4894 * cfgexpand.c (add_reg_br_prob_note): Removed.
4895 (expand_gimple_cond): Don't call it, add the probability
4896 as last argument to jumpif_1/jumpifnot_1.
4897 * Makefile.in (dojump.o): Depend on output.h.
4898 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4900 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4901 * stmt.c (do_jump_if_equal): Likewise.
4902 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4903 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4904 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4906 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4907 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4908 jumpifnot_1 callers.
4909 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4911 (store_expr): Adjust jumpifnot caller.
4912 (store_constructor): Adjust jumpif caller.
4915 * gimplify.c (gimple_boolify): For __builtin_expect call
4916 gimple_boolify also on its first argument.
4918 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4920 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4922 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4923 * configure: Regenerated.
4925 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4927 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4928 lang_hooks.types_compatible_p instead of comptypes.
4930 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4932 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4933 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4934 if __prefer_thumb__ is defined.
4936 2010-02-18 Martin Jambor <mjambor@suse.cz>
4938 PR tree-optimization/43066
4939 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4940 array with zero-sized element type.
4942 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4944 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4945 rtx, allocate struct var_loc_node here and return it to the
4946 caller, and only if it is actually needed.
4947 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4948 move it earlier and return immediately if it returns NULL.
4950 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4952 * config/sparc/gas.h: New file. Restore
4953 TARGET_ASM_NAMED_SECTION to its ELF default.
4954 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4956 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4957 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4958 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4959 after sparc/sysv4.h.
4961 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4963 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4965 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4967 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4968 patterns from predicated pattern.
4970 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4973 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4974 for insn mnemonic suffix.
4976 2010-02-17 Richard Guenther <rguenther@suse.de>
4978 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4981 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4984 * caller-save.c (save_call_clobbered_regs): If BB ends with
4985 a DEBUG_INSN, move any notes in between last real insn and the last
4986 DEBUG_INSN after the last DEBUG_INSN.
4988 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4990 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4991 Fix return type. Fix argument type. Explain meaning of return value.
4993 2010-02-16 Richard Guenther <rguenther@suse.de>
4995 PR tree-optimization/41043
4996 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4997 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4999 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5001 2010-02-16 Ira Rosen <irar@il.ibm.com>
5003 PR tree-optimization/43074
5004 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5005 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5006 vectorizable cycles in hybrid SLP check.
5007 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5009 2010-02-16 Richard Guenther <rguenther@suse.de>
5011 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5012 (true_dependence): If memrefs_conflict_p computes must-alias
5013 trust it. Move TBAA check after offset-based disambiguation.
5014 (canon_true_dependence): Likewise.
5016 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5018 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5019 * doc/invoke.texi: Document it.
5020 * var-tracking.c: Include toplev.h and params.h.
5021 (vt_find_locations): Return bool indicating success. Compute
5022 hash sizes unconditionally. Check new parameter, report.
5023 (variable_tracking_main_1): Check vt_find_locations results and
5024 retry. Renamed from...
5025 (variable_tracking_main): ... this. New wrapper to preserve
5026 flag_var_tracking_assignments.
5027 * Makefile.in (var-tracking.o): Adjust dependencies.
5029 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5030 Jakub Jelinek <jakub@redhat.com>
5033 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5034 if weak_import attribute is present.
5035 * config/darwin.c (machopic_select_section): Likewise.
5037 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5039 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5040 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5041 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5042 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5044 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5047 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5050 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5051 Rewrite text to refer to the names.
5053 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5055 * config/i386/i386-builtin-types.def
5056 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5057 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5058 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5059 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5060 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5061 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5062 IX86_BUILTIN_VPERMIL2PS256.
5063 (MULTI_ARG_4_DF2_DI_I): Defined.
5064 (MULTI_ARG_4_DF2_DI_I1): Defined.
5065 (MULTI_ARG_4_SF2_SI_I): Defined.
5066 (MULTI_ARG_4_SF2_SI_I1): Defined.
5067 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5068 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5069 __builtin_ia32_vpermil2ps256.
5070 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5071 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5072 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5073 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5074 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5075 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5076 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5077 CODE_FOR_xop_vpermil2v8sf3.
5078 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5079 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5080 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5081 (_mm256_permute2_pd): New.
5082 (_mm_permute2_ps): New.
5083 (_mm256_permute2_ps): New.
5085 2010-02-15 Nick Clifton <nickc@redhat.com>
5087 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5088 boolean parameters. Use emit_jump_insn when emitting a pop
5089 instruction containing a return insn.
5090 (push): Use 'true' rather than '1' as second parameter to F.
5091 (h8300_expand_prologue): Likewise.
5092 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5093 (h8300_expand_epilogue): Likewise.
5095 2010-02-15 Richard Guenther <rguenther@suse.de>
5098 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5101 2010-02-15 Nick Clifton <nickc@redhat.com>
5103 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5106 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5108 * intl.c (fake_ngettext): New function.
5109 * intl.h (fake_ngettext): Declare.
5110 (ngettext): Define macro.
5111 * collect2.c (notice_translated): New function.
5112 (main): Use notice_translated and ngettext.
5113 * collect2.h (notice_translated): Declare.
5115 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5117 * reorg.c (delete_computation): Comment fixes.
5118 * caller-save.c (setup_save_areas): Idem.
5119 * sel-sched-dump.c (dump_lv_set): Idem.
5122 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5124 * config/s390/s390.c (s390_sched_init): New function.
5125 (TARGET_SCHED_INIT): Target hook defined.
5127 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5128 Jack Howarth <howarth@bromo.med.uc.edu>
5129 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5132 Partial revert of unintended change in fix for PR41605.
5133 * config/darwin.h: Fix typo.
5134 * config/darwin9.h: Same.
5136 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5138 * c-pch.c (pch_init): Clear v.
5140 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5143 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5144 graphite_can_represent_init for MULT_EXPR.
5146 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5150 * graphite-sese-to-poly.c (remove_phi): New.
5151 (translate_scalar_reduction_to_array): Call remove_phi.
5153 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5156 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5157 * graphite-clast-to-gimple.h (gloog): Update declaration.
5158 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5159 * graphite-poly.h (struct poly_bb): Add missing comments.
5160 (struct scop): Add poly_scop_p field.
5162 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5163 * graphite.c (graphite_transform_loops): Build the polyhedral
5164 representation for each scop before code generation.
5165 * sese.c (rename_variables_in_operand): Removed.
5166 (rename_variables_in_expr): Return the renamed expression.
5167 (rename_sese_parameters): New.
5168 * sese.h (rename_sese_parameters): Declared.
5170 2010-02-11 Richard Guenther <rguenther@suse.de>
5172 PR tree-optimization/42998
5173 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5174 POINTER_PLUS_EXPR properly.
5176 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5177 Changpeng Fang <changpeng.fang@amd.com>
5180 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5181 the cost of an IV candidate when the IV is used in a test against zero.
5183 * gcc.dg/tree-ssa/ivopts-3.c: New.
5185 2010-02-11 Richard Guenther <rguenther@suse.de>
5188 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5189 pointer-vs-decl case by swapping refs. Handle some cases
5190 of pointer-vs-decl disambiguations more conservatively.
5191 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5192 to false after expanding.
5194 2010-02-11 Richard Guenther <rguenther@suse.de>
5197 * gcc.c (process_command): Handle LTO file@offset case more
5200 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5202 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5203 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5205 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5207 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5208 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5209 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5210 Optimize eq/ne comparisons when both arguments are known to be
5212 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5213 Don't mask operands unnecessarily if they are known to be already
5216 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5218 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5221 2010-02-10 Richard Guenther <rguenther@suse.de>
5223 PR tree-optimization/43017
5224 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5225 for wrapping signed arithmetic.
5227 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5230 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5231 if no debug info should be emitted for it.
5233 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5235 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5236 note when flag_exceptions is set.
5238 2010-02-10 Duncan Sands <baldrick@free.fr>
5240 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5242 2010-02-10 Richard Guenther <rguenther@suse.de>
5245 * tree.c (get_unwidened): Handle constants.
5246 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5248 2010-02-10 Martin Jambor <mjambor@suse.cz>
5251 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5252 check for variable argument counts independently.
5254 2010-02-10 Christian Bruel <christian.bruel@st.com>
5257 * config/sh/sh.c (find_barrier): Increase length for non delayed
5258 conditional branches.
5260 2010-02-10 Christian Bruel <christian.bruel@st.com>
5262 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5264 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5266 * builtins.c (set_builtin_user_assembler_name): Also handle
5267 ffs if int is smaller than word.
5269 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5272 * ira-conflicts.c (get_dup): Remove.
5273 (process_reg_shuffles): Add new parameter. Use it as an
5274 additional guard for copy generation.
5275 (add_insn_allocno_copies): Rewrite.
5277 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5279 * common.opt (fsched2-use-traces): Preserved for backward
5281 * doc/invoke.texi: Remove the documentation about option
5282 -fsched2-use-traces.
5283 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5284 flag_sched2_use_traces.
5285 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5286 the backward compatibility flag section.
5288 2010-02-09 Richard Guenther <rguenther@suse.de>
5290 PR tree-optimization/43008
5291 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5292 make HEAP variables initialized from global memory if they
5293 are not known builtin functions.
5294 (find_func_aliases): Adjust.
5296 2010-02-09 Richard Guenther <rguenther@suse.de>
5298 PR tree-optimization/43000
5299 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5300 arithmetic manually.
5302 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5304 PR tree-optimization/42931
5305 * tree-loop-linear.c (try_interchange_loops): Don't call
5306 double_int_mul if estimated_loop_iterations failed.
5308 2010-02-08 Martin Jambor <mjambor@suse.cz>
5311 * tree-sra.c (build_accesses_from_assign): Do not mark in
5312 should_scalarize_away_bitmap if stmt has volatile ops.
5313 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5316 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5318 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5320 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5322 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5325 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5328 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5330 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5333 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5334 to unknown_dependence.
5335 (graphite_legal_transform_dr): Handle the unknown_dependence.
5336 (graphite_carried_dependence_level_k): Same.
5338 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5340 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5342 2010-02-07 Richard Guenther <rguenther@suse.de>
5345 * expr.c (get_inner_reference): Always initialize *pbitsize.
5347 2010-02-07 Richard Guenther <rguenther@suse.de>
5350 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5351 new ARRAY_REFs on variable size element or minimal index arrays.
5353 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5354 gimple_fold_indirect_ref.
5356 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5359 * arm.c (arm_override_options): Just return if the user has specified
5360 an invalid fpu name.
5362 2010-02-03 Jason Merrill <jason@redhat.com>
5365 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5366 i386_pe_maybe_record_exported_symbol.
5368 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5371 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5372 (pa_delegitimize_address): New function.
5374 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5376 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5377 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5379 2010-02-05 Richard Guenther <rguenther@suse.de>
5382 * lto-streamer-in.c (get_resolution): Deal with references
5383 to undefined functions.
5385 2010-02-05 Richard Guenther <rguenther@suse.de>
5387 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5388 (fold_const_aggregate_ref): Likewise.
5389 (ccp_fold_stmt): Substitute loads.
5390 (maybe_fold_reference): Verify types before substituting.
5392 (fold_gimple_assign): Unshare properly.
5393 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5395 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5397 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5398 for rs6000_gen_cell_microcode.
5400 2010-02-04 Richard Guenther <rguenther@suse.de>
5402 PR rtl-optimization/42952
5403 * dse.c (const_or_frame_p): Remove MEM handling.
5405 2010-02-04 Nick Clifton <nickc@redhat.com>
5407 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5408 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5409 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5410 (mn10300_asm_output_mi_thunk): New function.
5411 (mn10300_can_output_mu_thunk): New function.
5412 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5413 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5414 (FUNCTION_ARG): Delete incorrect comment.
5416 2010-02-03 Jason Merrill <jason@redhat.com>
5419 * fold-const.c (operand_equal_p): Handle erroneous types.
5421 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5423 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5425 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5427 PR rtl-optimization/42941
5428 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5431 2010-02-03 Jason Merrill <jason@redhat.com>
5434 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5436 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5439 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5440 (cselib_reset_table): Renamed from...
5441 (cselib_reset_table_with_next_value): ... this.
5442 (cselib_get_next_uid): Renamed from...
5443 (cselib_get_next_unknown_value): ... this.
5444 * cselib.c (next_uid): Renamed from...
5445 (next_unknown_value): ... this.
5446 (cselib_clear_table): Adjust.
5447 (cselib_reset_table): Adjust. Renamed from...
5448 (cselib_reset_table_with_next_value): ... this.
5449 (cselib_get_next_uid): Adjust. Renamed from...
5450 (cselib_get_next_unknown_value): ... this.
5451 (get_value_hash): Use hash.
5452 (cselib_hash_rtx): Likewise.
5453 (new_cselib_val): Adjust. Set and dump uid.
5454 (cselib_lookup_mem): Pass next_uid as hash.
5455 (cselib_subst_to_values): Likewise.
5456 (cselib_log_lookup): Dump uid.
5457 (cselib_lookup): Pass next_uid as hash. Adjust.
5458 (cselib_process_insn): Adjust.
5459 (cselib_init): Initialize next_uid.
5460 (cselib_finish): Adjust.
5461 (dump_cselib_table): Likewise.
5462 * dse.c (canon_address): Dump value uid.
5463 * print-rtl.c (print_rtx): Print value uid.
5464 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5466 (dv_uid): New function, sort of renamed from...
5467 (dv_htab_hash): ... this, reimplemented in terms of it and...
5468 (dv_uid2hash): ... this. New.
5469 (variable_htab_eq): Drop excess assertions.
5470 (tie_break_pointers): Removed.
5471 (canon_value_cmp): Compare uids.
5472 (variable_post_merge_New_vals): Print uids.
5473 (vt_add_function_parameters): Adjust.
5474 (vt_initialize): Reset table. Adjust.
5476 2010-02-03 Richard Guenther <rguenther@suse.de>
5478 PR tree-optimization/42944
5479 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5480 (call_may_clobber_ref_p_1): Likewise. Properly handle
5481 malloc and calloc clobbering errno.
5483 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5485 * doc/invoke.texi: Fix name of sched1 dump.
5487 * opts.c (decode_options): Set flag_tree_switch_conversion
5488 only conditionally on optimize >= 2.
5490 * gcse.c: Assorted comment fixes in pass description.
5492 2010-02-03 Anthony Green <green@moxielogic.com>
5494 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5495 nop padding in order to maintain alignment of storage location of
5496 target function address.
5497 (moxie_trampoline_init): Store target function address at newly
5499 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5501 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5503 2010-02-03 Richard Guenther <rguenther@suse.de>
5506 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5508 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5510 * config.gcc: Reenable check for obsolete targets.
5511 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5512 mips-sgi-irix6.[0-4]*.
5514 2010-02-02 Nick Clifton <nickc@redhat.com>
5516 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5517 constant size of 4 as being the same as 0.
5518 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5519 can take values in the range 0..4.
5521 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5524 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5525 as _darwin10_Unwind_FindEnclosingFunction().
5526 * libgcc-libsystem.ver: New.
5528 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5531 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5532 implicitly set registers.
5534 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5536 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5537 (arm_override_options): Allow automatic selection of the thread
5538 pointer register if thumb2.
5539 (legitimize_pic_address): Improve code sequences for Thumb2.
5540 (arm_call_tls_get_addr): Likewise.
5541 (legitimize_tls_address): Likewise.
5542 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5543 (pic_load_addr_32bit): ... this. New named pattern.
5544 * thumb2.md (pic_load_addr_thumb2): Delete.
5545 (pic_load_dot_plus_four): Delete.
5546 (tls_load_dot_plus_four): New named pattern.
5548 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5551 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5552 Document fix for TLS bug.
5554 2010-01-31 Richard Guenther <rguenther@suse.de>
5556 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5557 conservatively correct.
5559 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5563 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5565 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5567 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5569 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5571 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5573 * config.gcc: Adjust order of makefile fragments for mingw targets.
5575 2010-01-31 Richard Guenther <rguenther@suse.de>
5578 * gimplify.c (gimplify_init_constructor): For volatile LHS
5579 initialize a temporary.
5581 2010-01-31 Matthias Klose <doko@ubuntu.com>
5583 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5585 * configure: Regenerate.
5587 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5589 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5590 the same alias set and their sizes different constantness.
5591 (aliasing_component_refs_p): Revert 2009-10-24 change.
5593 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5595 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5598 2010-01-29 Richard Guenther <rguenther@suse.de>
5600 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5601 Assert we successfully updated the call.
5603 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5605 PR rtl-optimization/42889
5606 * df.h (df_set_bb_dirty_nonlr): New prototype.
5607 * df-core.c (df_set_bb_dirty_nonlr): New function.
5608 * df-scan.c (df_insn_rescan): Call it instead of
5609 df_set_bb_dirty for DEBUG_INSNs.
5611 2010-01-29 Richard Guenther <rguenther@suse.de>
5614 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5615 quadratic behavior in most cases.
5617 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5620 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5621 in the call to gen_x86_movsicc_0_m1.
5623 2010-01-28 Richard Guenther <rguenther@suse.de>
5625 PR tree-optimization/42871
5626 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5628 2010-01-28 Richard Guenther <rguenther@suse.de>
5630 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5631 into call arguments.
5633 2010-01-28 Richard Guenther <rguenther@suse.de>
5636 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5637 the forwarder if the destination is an EH landing pad.
5639 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5641 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5642 block list passed to gimple_duplicate_sese_tail.
5643 (parallelize_loops): Avoid parallelization when the function
5645 Avoid parallelization when the preheader is IRREDUCIBLE.
5646 Try to optimize when estimated_loop_iterations_int is unresolved.
5647 Add the loop's location to the dump file.
5648 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5649 (gimple_duplicate_sese_tail): Remove the check for the latch.
5650 Redirect nexits to the exit block.
5651 Remove handling of the incoming edges to the latch.
5652 Redirect the backedge from the copied latch to the exit bb.
5654 2010-01-28 Michael Matz <matz@suse.de>
5657 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5658 Wrap force_reg into a sequence, emit it before user.
5660 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5662 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5664 (arm_legacy_rev): Likewise.
5665 (thumb_legacy_rev): Likewise.
5667 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5669 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5670 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5671 on MEM's address failed, try avoid_constant_pool_reference and
5672 recurse if it returned something different.
5673 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5674 address, try avoid_constant_pool_reference and recurse if it
5675 returned something different.
5676 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5677 address and avoid_constant_pool_reference returned something
5678 different, don't set have_address.
5680 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5683 * var-tracking.c (val_store): Add modified argument, obey it.
5685 (count_uses): Move down logging of main.
5686 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5687 don't need resolution.
5688 (emit_notes_in_bb): Likewise.
5690 2010-01-27 Richard Guenther <rguenther@suse.de>
5693 * tree-inline.c (remap_decl): Delay remapping of SSA name
5694 default definitions until we need them.
5696 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5698 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5699 (rs6000_delegitimize_address): New function.
5701 * config/s390/s390.c (s390_delegitimize_address): Call
5702 delegitimize_mem_from_attrs.
5705 * tree-inline.c (cannot_copy_type_1): Removed.
5706 (copy_forbidden): Don't forbid copying of functions containing
5707 records/unions with variable length fields.
5709 2010-01-27 Christian Bruel <christian.bruel@st.com>
5713 * config/sh/sh.c (find_barrier): Increase length for non delayed
5714 conditional branches.
5716 2010-01-27 Matthias Klose <doko@ubuntu.com>
5718 * configure.ac (gnu-unique-object): Fix ldd version check.
5719 * configure: Regenerate.
5721 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5723 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5725 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5726 Test for HAVE_GNU_AS value.
5728 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5730 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5731 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5732 INT64_TYPE): Define.
5733 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5734 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5735 INT_LEAST64_TYPE): Define.
5736 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5737 UINT_LEAST64_TYPE): Define.
5738 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5739 INT_FAST64_TYPE): Define.
5740 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5741 UINT_FAST64_TYPE): Define.
5742 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5743 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5744 (SIG_ATOMIC_TYPE): Define.
5746 2010-01-26 Richard Guenther <rguenther@suse.de>
5748 * df-scan.c (df_scan_set_bb_info): Remove assert.
5749 (df_insn_rescan_debug_internal): Merge asserts.
5750 (df_install_ref): Likewise.
5751 (df_mark_reg): Use bitmap_set_range.
5752 (df_hard_reg_used_p): Remove assert.
5753 (df_hard_reg_used_count): Likewise.
5755 2010-01-26 Richard Guenther <rguenther@suse.de>
5757 PR rtl-optimization/42685
5758 * web.c (web_main): Ignore DEBUG_INSNs.
5760 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5762 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5764 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5765 Fix types of fndecl and arglist parameters.
5767 2010-01-26 Richard Guenther <rguenther@suse.de>
5770 * tree-eh.c (unsplit_eh): Skip debug insns.
5772 2010-01-26 Richard Guenther <rguenther@suse.de>
5774 PR tree-optimization/42250
5775 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5777 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5780 * omp-low.c (expand_omp_sections): Only use single_pred if
5781 l2_bb is single_pred_p.
5783 2010-01-25 Christian Bruel <christian.bruel@st.com>
5786 * config/sh/sh.c (find_barrier): Increase length for non delayed
5787 conditional branches.
5788 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5790 2010-01-24 David S. Miller <davem@davemloft.net>
5792 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5793 define if not using GAS.
5794 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5795 Likewise. Delete SECTION_MERGE code, which is only applicable
5798 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5801 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5802 mangling of va_list in system headers.
5804 2010-01-23 Toon Moene <toon@moene.org>
5806 * tree-predcom.c (combine_chains): Return NULL, not false.
5808 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5810 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5811 initialization of variable res to agree with return type.
5813 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5815 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5816 * tree-sra.c: Add include of expr.h.
5818 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5820 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5821 insert the debug stmt on the single non-EH edge from the stmt.
5823 2010-01-22 Richard Henderson <rth@redhat.com>
5826 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5827 the RHS until after generate_subtree_copies has insertted its
5828 code before the current statement.
5830 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5832 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5834 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5836 2010-01-21 Martin Jambor <mjambor@suse.cz>
5838 PR tree-optimization/42585
5839 * tree-sra.c (struct access): New field grp_total_scalarization.
5840 (dump_access): Dump the new field.
5841 (should_scalarize_away_bitmap): New variable.
5842 (cannot_scalarize_away_bitmap): Likewise.
5843 (sra_initialize): Allocate new bitmaps.
5844 (sra_deinitialize): Free new bitmaps.
5845 (create_access_1): New function.
5846 (create_access): Parts moved to create_access_1.
5847 (type_consists_of_records_p): New function.
5848 (completely_scalarize_record): Likewise.
5849 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5850 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5851 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5853 (analyze_all_variable_accesses): Completely scalarize small eligible
5856 2010-01-21 Martin Jambor <mjambor@suse.cz>
5858 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5860 2010-01-21 Andrew Haley <aph@redhat.com>
5862 * gcc.c (process_command): Move lang_specific_driver before
5863 setting cc_libexec_prefix.
5865 2010-01-21 Richard Guenther <rguenther@suse.de>
5868 * fold-const.c (negate_expr_p): Pretend only negative
5869 real constants are easily negatable.
5871 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5872 Jason Merrill <jason@redhat.com>
5874 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5875 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5876 * calls.c (initialize argument_information): Handle it.
5877 * c-common.c (handle_transparent_union_attribute): Use new name.
5878 * c-decl.c (finish_struct): Ditto.
5879 * c-typeck.c (type_lists_compatible_p): Ditto.
5880 (convert_for_assignment): Use new name and also handle record.
5881 * function.c (aggregate_value_p): Handle it.
5882 (pass_by_reference): Ditto.
5883 (assign_parm_data_types): Ditto.
5884 * print-tree.c (print_node): Ditto.
5885 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5886 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5887 * tree.c (first_field): New fn.
5889 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5892 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5893 even when linking statically, for now.
5895 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5898 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5899 without a cselib val.
5900 (count_uses): Accept MO_VAL_SET with no val on stores.
5901 (add_stores): Likewise.
5903 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5905 * var-tracking.c (check_value_val): Add a compile time assertion.
5906 (dv_is_decl_p): Simplify.
5907 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5908 gcc_assert if ENABLE_CHECKING.
5910 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5913 * var-tracking.c: Include tree-flow.h.
5914 (mem_dies_at_call): New.
5915 (dataflow_set_preserve_mem_locs): Use it.
5916 (dataflow_set_remove_mem_locs): Likewise.
5917 (dump_var): Renamed from dump_variable. Adjust all callers.
5918 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5919 * Makefile.in (var-tracking.o): Adjust deps.
5921 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5923 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5925 2010-01-20 Richard Guenther <rguenther@suse.de>
5927 PR tree-optimization/42717
5928 * tree-ssa-dce.c (get_live_post_dom): Remove.
5929 (forward_edge_to_pdom): Take an arbitrary edge to copy
5930 degenerate PHI args from.
5931 (remove_dead_stmt): Use the first post-dominator even if it
5932 does not contain live statements as redirection destination.
5934 2010-01-20 Richard Guenther <rguenther@suse.de>
5936 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5938 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5940 * sel-sched.c (create_speculation_check): Remove set but not used
5942 (try_transformation_cache): Remove set but not used variable ds.
5943 (calculate_privileged_insns): Remove set but not used variables
5944 cur_insn and min_spec_insn.
5945 (find_best_expr): Remove set but not used variable avail_n.
5946 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5948 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5950 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5951 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5954 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5957 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5958 cpu types. Add support for *-sse3 cpu types.
5959 (x86_64-*-*): Ditto.
5961 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5964 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5965 argument, call initializer_constant_valid_p_1 instead of
5966 initializer_constant_valid_p, pass CACHE to it, return NULL
5967 immediately if first call returns NULL.
5968 (initializer_constant_valid_p_1): New function.
5969 (initializer_constant_valid_p): Use it.
5971 2010-01-20 Thomas Quinot <quinot@adacore.com>
5973 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5975 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5977 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5978 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5979 (loc_list_from_tree): Don't handle unsigned division. Handle
5980 signed modulo using DW_OP_{over,over,div,mul,minus}.
5981 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5982 modulo instead of signed.
5984 2010-01-20 DJ Delorie <dj@redhat.com>
5986 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5988 (h8300_emit_stack_adjustment): Propogate it.
5990 (h8300_expand_prologue): Likewise.
5991 (h8300_expand_epilogue): Likewise.
5993 2010-01-19 Michael Matz <matz@suse.de>
5995 PR tree-optimization/41783
5996 * tree-data-ref.c (toplevel): Include flags.h.
5997 (dump_data_dependence_relation): Also dump the inputs if the
5998 result will be unknown.
5999 (split_constant_offset_1): Look through some conversions.
6000 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6001 the offset from last element is too large.
6002 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6003 (reassociate_to_the_same_stmt): Handle vector registers.
6004 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6006 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6007 wide_prolog_niters argument, emit widening instructions.
6008 (vect_do_peeling_for_alignment): Adjust caller, use widened
6009 variant of the iteration cound.
6010 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6012 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6015 * config/arm/neon-testgen.m (emit_automatics): New parameter
6016 features. Adjust for Fixed_return_reg feature.
6017 (test_intrinsic): Call emit_automatics with new feature.
6018 * config/arm/neon.ml: Update copyright years.
6019 (features): New Fixed_return_reg feature.
6020 (ops): Update feature for Vget_low.
6022 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6024 PR tree-optimization/42719
6025 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6029 * fwprop.c (all_uses_available_at): Return false if def_set dest
6030 is a REG that is used in def_insn.
6032 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6034 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6036 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6039 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6041 * target.h (struct gcc_target) <secondary_reload>: Change type
6042 of last argument to secondary_reload_info *.
6044 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6047 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6048 memory references with unaligned offsets. Remove CQImode handling.
6049 (unaligned_memory_operand): Return 1 for memory references with
6050 unaligned offsets. Remove CQImode handling.
6052 2010-01-18 Richard Guenther <rguenther@suse.de>
6055 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6058 2010-01-18 Richard Guenther <rguenther@suse.de>
6060 PR tree-optimization/42781
6061 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6062 restrict processing only if the original variable was artificial.
6064 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6066 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6067 find number of popped argument bytes.
6069 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6070 Fix the text that describes the return value for invalid insns.
6072 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6074 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6075 Clarify what 'cost of the -dependence' is. Fix quoting.
6077 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6078 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6080 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6082 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6083 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6085 2010-01-17 Richard Guenther <rguenther@suse.de>
6088 * function.c (split_complex_args): Take a VEC to modify.
6089 (assign_parms_augmented_arg_list): Build a VEC instead of
6090 a chain of PARM_DECLs.
6091 (assign_parms_unsplit_complex): Take a VEC of arguments.
6092 Do not fixup unmodified parms.
6093 (assign_parms): Deal with the VEC.
6094 (gimplify_parameters): Likewise.
6096 2010-01-17 Richard Guenther <rguenther@suse.de>
6098 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6099 node existence check.
6100 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6101 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6102 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6103 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6104 (gimple_execute_on_growing_pred): Likewise.
6106 2010-01-17 Richard Guenther <rguenther@suse.de>
6108 PR tree-optimization/42773
6109 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6110 (compute_antic_aux): Likewise.
6111 (compute_partial_antic_aux): Likewise.
6113 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6116 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6119 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6121 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6124 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6125 Fix markup for strict argument.
6127 (TARGET_SCHED_REORDER2): Fix argument types.
6129 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6130 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6132 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6133 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6135 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6138 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6139 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6140 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6141 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6142 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6144 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6146 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6148 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6149 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6151 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6153 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6156 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6158 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6159 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6161 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6163 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6165 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6166 referring to it. Fix language.
6168 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6170 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6172 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6174 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6176 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6177 '@var{stream}. Remove stray 'and'.
6179 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6181 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6183 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6185 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6186 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6188 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6189 Fix description of return value.
6190 Rename argument "sz" to "len."
6192 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6193 Clarify meaning of 'true' return value.
6195 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6197 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6198 rep_mode versus mode_rep.
6200 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6202 (TARGET_BUILTIN_DECL): Fix name.
6204 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6206 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6208 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6210 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6212 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6214 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6217 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6218 Rename argument tm_fn to md_fn.
6220 (TARGET_OPTION_PRINT): Fix argument list.
6222 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6225 * config/i386/i386.c (ix86_fixup_binary_operands):
6226 Revert FMA4 fixup of operands.
6228 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6231 * Makefile.in (write_entries_to_file, install-plugin):
6232 Use \012 instead of \n with tr.
6234 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6236 * configure.ac (HAVE_AS_REF): New C macro.
6237 * configure: Regenerate.
6238 * config.in: Likewise.
6239 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6241 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6244 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6246 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6248 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6250 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6252 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6254 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6256 (TARGET_BINDS_LOCAL_P): Fix argument type.
6258 (TARGET_ASM_FILE_END): Use prototype.
6260 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6262 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6264 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6266 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6268 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6269 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6271 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6272 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6274 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6275 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6276 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6277 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6279 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6281 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6283 (TARGET_INIT_BUILTINS): Use prototype.
6285 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6286 Put 'const char *' in braces. Fix parameter types.
6287 (TARGET_INVALID_CONVERSION): Fix parameter types.
6288 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6289 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6291 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6294 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6296 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6298 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6300 * doc/tm.texi (TARGET_HELP): Fix return type.
6302 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6303 in braces. Fix argument types.
6305 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6307 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6309 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6311 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6312 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6314 (TARGET_MANGLE_TYPE): Fix argument types.
6316 (TARGET_IRA_COVER_CLASSES): Use prototype.
6318 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6320 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6322 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6324 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6326 (TARGET_CALLEE_COPIES): Fix argument types.
6328 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6330 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6332 (TARGET_FUNCTION_VALUE): Fix argument types.
6334 (TARGET_RETURN_IN_MSB): Fix argument type.
6336 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6338 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6340 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6342 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6343 agree with return type.
6345 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6347 2010-01-15 Jing Yu <jingyu@google.com>
6349 PR rtl-optimization/42691
6350 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6351 a pseudo to a constant and are merged, and adjust comments.
6353 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6355 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6357 2010-01-15 Richard Guenther <rguenther@suse.de>
6360 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6361 labels of computed or non-local gotos to the destination.
6362 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6363 landing pad label is the first label.
6365 2010-01-15 Richard Guenther <rguenther@suse.de>
6367 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6369 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6372 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6373 to allow generation of the xssqrtdp instruction on power7.
6374 (sqrtdf2_fpr): Ditto.
6376 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6379 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6380 functions with noreturn attribute.
6383 * varasm.c (declare_weak): Add weak attribute to decl if it
6384 doesn't have one already.
6385 (assemble_external): Only add decls to weak_decls if they also
6386 have weak attribute.
6388 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6390 * var-tracking.c (var_reg_delete): Don't delete the association
6391 between REGs and values or one-part variables if the register
6394 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6397 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6398 because its first operand is a non-localized variable.
6400 2010-01-14 Martin Jambor <mjambor@suse.cz>
6402 PR tree-optimization/42706
6403 * tree-sra.c (encountered_recursive_call): New variable.
6404 (encountered_unchangable_recursive_call): Likewise.
6405 (sra_initialize): Initialize both new variables.
6406 (callsite_has_enough_arguments_p): New function.
6407 (scan_function): Call decl and flags check only for IPA-SRA, check
6408 whether there is a recursive call and whether it has enough arguments.
6409 (all_callers_have_enough_arguments_p): New function.
6410 (convert_callers): Look for recursive calls only when
6411 encountered_recursive_call is set.
6412 (ipa_early_sra): Bail out either if
6413 !all_callers_have_enough_arguments_p or
6414 encountered_unchangable_recursive_call.
6416 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6418 * sel-sched.c: Add 2010 to copyright years.
6419 * sel-sched-ir.c: Likewise.
6420 * sel-sched-ir.h: Likewise.
6422 2010-01-14 Martin Jambor <mjambor@suse.cz>
6424 PR tree-optimization/42714
6425 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6426 constructors specially.
6428 2010-01-14 Andi Kleen <ak@linux.intel.com>
6430 * config/i386/drivers-i386.c (detect_caches_intel):
6431 Add l2sizekb parameter and fill in.
6432 (host_detect_local_cpu): Add l2sizekb, fill in.
6433 Add Atom small cache heuristic.
6435 2010-01-14 Andi Kleen <ak@linux.intel.com>
6437 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6438 Add level3 parameter and fill in.
6439 (detect_caches_intel): Handle level3 cache.
6441 2010-01-14 Andi Kleen <ak@linux.intel.com>
6443 * config/i386/drivers-i386.c (host_detect_local_cpu):
6444 Fix core duo detection.
6446 2010-01-14 Andi Kleen <ak@linux.intel.com>
6448 * config/i386/drivers-i386.c (host_detect_local_cpu):
6451 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6453 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6454 (rs6000_variable_issue_1): this. Use...
6455 (rs6000_variable_issue): here. Reimplement. Print debug info.
6457 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6459 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6460 sel_restore_notes. Update all callers. Call reemit_notes
6463 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6465 PR rtl-optimization/42246
6466 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6469 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6471 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6472 all successors is the same as number of successors in current region.
6474 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6476 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6477 to rename is not separable. Otherwise check that its LHS is not NULL.
6479 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6481 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6483 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6485 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6486 available registers when failed to discover LHS register class.
6487 Fix indentation. Update comment.
6489 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6490 Alexander Monakov <amonakov@ispras.ru>
6492 PR rtl-optimization/42389
6493 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6495 (advance_state_on_fence): Likewise.
6496 (sel_target_adjust_priority): Print debug output only when
6497 sched_verbose >= 4, not 2.
6498 (get_expr_cost): Do not issue all unique insns on the next cycle.
6499 (fill_insns): Initialize can_issue_more from the value saved
6501 * sel-sched-ir.c (flist_add): New parameter issue_more.
6502 Init FENCE_ISSUE_MORE with it.
6503 (merge_fences): Likewise.
6504 (init_fences): Update call to flist_add.
6505 (add_to_fences, add_clean_fence_to_fences)
6506 (add_dirty_fence_to_fences): Likewise.
6507 (move_fence_to_fences): Update call to merge_fences.
6508 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6510 * sel-sched-ir.h (struct _fence): New field issue_more.
6511 (FENCE_ISSUE_MORE): New accessor macro.
6513 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6515 PR rtl-optimization/42388
6516 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6517 that have no predecessors nor successors. Do not call move_bb_info
6518 for empty blocks outside of current region.
6520 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6522 PR rtl-optimization/42294
6523 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6524 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6525 originators' originators.
6527 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6529 PR rtl-optimization/39453
6530 PR rtl-optimization/42246
6531 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6533 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6535 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6536 Alexander Monakov <amonakov@ispras.ru>
6539 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6540 (maybe_tidy_empty_bb): ... here. Make static. Add new
6541 argument. Update all callers.
6542 (tidy_control_flow): ... and here. Recompute topological order
6543 of basic blocks in region if necessary.
6544 (sel_redirect_edge_and_branch): Change return type. Return true
6545 if topological order might have been invalidated.
6546 (purge_empty_blocks): Export and move from...
6547 * sel-sched.c (purge_empty_blocks): ... here.
6548 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6549 (maybe_tidy_empty_bb): Delete prototype.
6550 (purge_empty_blocks): Declare.
6552 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6554 PR rtl-optimization/42249
6555 * sel-sched.c (try_replace_dest_reg): When chosen register
6556 and original register is the same, do not bail out early, but
6557 still check all original insns for validity of replacing destination
6558 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6561 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6564 Port from no-undefined-overflow branch:
6565 2009-03-09 Richard Guenther <rguenther@suse.de>
6567 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6569 2010-01-14 Richard Guenther <rguenther@suse.de>
6572 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6574 2010-01-14 Ira Rosen <irar@il.ibm.com>
6576 PR tree-optimization/42709
6577 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6578 as scalar type in creation of constant vector operand.
6580 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6583 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6584 (check-parallel-%): Match `testsuite' directory component only
6587 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6589 PR translation/39521
6590 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6593 2010-01-13 Richard Guenther <rguenther@suse.de>
6595 PR tree-optimization/42730
6596 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6599 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6602 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6603 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6606 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6608 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6609 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6610 ___umulsi3_highpart.
6612 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6613 rather than schedule_insns if the pass is enabled.
6615 2010-01-13 Martin Jambor <mjambor@suse.cz>
6617 PR tree-optimization/42704
6618 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6621 2010-01-13 Martin Jambor <mjambor@suse.cz>
6623 PR tree-optimization/42703
6624 * tree-sra.c (analyze_access_subtree): Check that we can build a
6625 reference to the original data within the aggregate.
6627 2010-01-13 Richard Guenther <rguenther@suse.de>
6629 PR tree-optimization/42705
6630 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6632 2010-01-13 Richard Guenther <rguenther@suse.de>
6635 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6637 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6640 * var-tracking.c (values_to_unmark): New variable.
6641 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6642 values_to_unmark vector. Moved body to...
6643 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6644 instead queue it into values_to_unmark vector.
6645 (vt_find_locations): Free values_to_unmark vector.
6647 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6649 * config/s390/s390.c (override_options): Set
6650 default of max-pending-list-length to 256
6652 2010-01-13 Richard Guenther <rguenther@suse.de>
6655 * tree-pass.h (PROP_gimple_lcx): New.
6656 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6657 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6658 before the final cleanup_eh.
6659 (dump_properties): Dump PROP_gimple_lcx.
6660 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6661 (tree_lower_complex_O0): Remove.
6662 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6663 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6664 tree_lower_complex, schedule TODO_update_ssa.
6665 * lto-streamer-out.c (output_function): Stream the functions
6667 * lto-streamer-in.c (input_function): Likewise.
6668 (lto_read_body): Do not override them here.
6670 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6673 * c-typeck.c (build_c_cast): Fold value cast to union type before
6674 wrapping it in a CONSTRUCTOR.
6676 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6678 PR rtl-optimization/42699
6679 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6682 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6684 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6685 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6686 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6687 SUBTARGET_WARN_UNUSED_SPEC): ... here
6688 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6690 2010-01-12 Julian Brown <julian@codesourcery.com>
6692 * config/arm/neon-schedgen.ml (Utils): Don't try to
6693 open missing module.
6694 (find_with_result): New.
6696 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6699 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6700 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6702 PR tree-optimization/42645
6703 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6704 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6705 decl_map, set processing_debug_stmt to -1 and return name without
6708 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6710 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6711 binutils version, and reword target configuration description.
6713 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6715 * config/avr/avr.h (LINKER_NAME): Remove.
6717 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6720 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6721 that support VSX, warn for -mno-altivec if vsx is not disabled,
6724 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6725 Shujing Zhao <pearly.zhao@oracle.com>
6727 PR translation/42469
6728 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6729 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6730 character between option name and help text.
6731 * c.opt (imultilib): Likewise.
6733 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6735 * lto-streamer-out.c (output_unreferenced_globals): Output static
6738 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6740 PR rtl-optimization/42621
6741 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6742 optimizing for size.
6743 (duplicate_computed_gotos): Remove now-redundant check.
6745 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6748 * configure.ac: Save and restore LDFLAGS and LIBS
6749 * configure: Regenerate.
6751 2010-01-10 Richard Guenther <rguenther@suse.de>
6754 * builtins.c (fold_builtin_strlen): Add type argument and
6755 convert the resulting length to it.
6756 (fold_builtin_1): Adjust.
6758 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6760 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6761 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6763 (num_insns_constant_wide): Adjust for that change.
6765 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6768 * web.c (union_defs): Add used argument, to combine uses of
6770 (entry_register): Adjust type and tests of used argument.
6771 (web_main): Widen used for new use. Pass it to union_defs.
6772 * df.h (union_defs): Adjust prototype.
6774 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6777 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6778 uses in new incoming argument. Free body.
6779 (reset_debug_uses_in_loop): New.
6780 (analyze_insn_to_expand_var): Call the latter if the former found
6781 anything. Fix whitespace. Reject invalid dest overlaps before
6782 going through all insns in the loop.
6784 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6787 * haifa-sched.c (dying_use_p): Debug insns don't count.
6789 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6792 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6793 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6794 (verify_gimple_call): Reject LHS in noreturn calls.
6796 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6800 * tree-vect-loop-manip.c (adjust_info): New type.
6801 (adjust_vec): New pointer to vector.
6802 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6803 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6804 (slpeel_update_phis_for_duplicate_loop): Use them.
6805 (slpeel_update_phi_nodes_for_guard1): Likewise.
6806 (slpeel_update_phi_nodes_for_guard2): Likewise.
6807 (slpeel_tree_peel_loop_to_edge): Likewise.
6808 (vect_update_ivs_after_vectorizer): Likewise.
6810 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6812 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6813 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6815 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6817 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6818 bogus uninitialized warning.
6820 2010-01-09 Richard Guenther <rguenther@suse.de>
6823 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6824 the evolution is compatible with the initial condition.
6826 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6828 * gcc.c (process_command): Update copyright notice dates.
6829 * gcov.c (print_version): Likewise.
6830 * gcov-dump.c (print_version): Likewise.
6831 * mips-tfile.c (main): Likewise.
6832 * mips-tdump.c (main): Likewise.
6834 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6837 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6839 (rotlhi3_8): Delete.
6841 (rotlsi3_8): Delete.
6842 (rotlsi3_16): Delete.
6843 (rotlsi3_24): Delete.
6845 (*rotw<mode>3): New.
6846 (*rotb<mode>3): New.
6847 * config/avr/avr.c (avr_rotate_bytes): New function.
6848 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6850 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6853 * configure.ac: Modify -rdynamic check.
6854 * configure: Regenerate.
6856 2010-01-08 DJ Delorie <dj@redhat.com>
6858 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6859 register popping order.
6861 2010-01-08 Richard Guenther <rguenther@suse.de>
6864 * c.opt (fsigned-char): Also let LTO handle this option.
6865 (funsigned-char): Likewise.
6867 2010-01-07 Richard Guenther <rguenther@suse.de>
6869 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6870 (gimple_op): Likewise.
6871 (gimple_op_ptr): Likewise.
6872 (gimple_assign_set_lhs): Remove gcc_assert.
6873 (gimple_assign_set_rhs1): Likewise.
6874 (gimple_assign_set_rhs2): Likewise.
6875 (gimple_call_set_lhs): Likewise.
6876 (gimple_call_set_fn): Likewise.
6877 (gimple_call_set_fndecl): Likewise.
6878 (gimple_call_fndecl): Likewise.
6879 (gimple_call_return_type): Likewise.
6880 (gimple_call_set_chain): Likewise.
6881 (gimple_call_num_args): Likewise.
6882 (gimple_call_set_arg): Likewise.
6883 (gimple_cond_set_code): Likewise.
6884 (gimple_cond_set_lhs): Likewise.
6885 (gimple_cond_set_rhs): Likewise.
6886 (gimple_cond_set_true_label): Likewise.
6887 (gimple_cond_set_false_label): Likewise.
6888 (gimple_label_set_label): Likewise.
6889 (gimple_goto_set_dest): Likewise.
6890 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6891 (gimple_debug_bind_get_value): Likewise.
6892 (gimple_debug_bind_get_value_ptr): Likewise.
6893 (gimple_debug_bind_set_var): Likewise.
6894 (gimple_debug_bind_set_value): Likewise.
6895 (gimple_debug_bind_reset_value): Likewise.
6896 (gimple_debug_bind_has_value_p): Likewise.
6897 (gimple_return_retval_ptr): Remove gcc_assert.
6898 (gimple_return_retval): Likewise.
6899 (gimple_return_set_retval): Likewise.
6900 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6901 (safe_referenced_var_iterator): Remove.
6902 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6903 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6904 (fill_referenced_var_vec): Remove.
6905 (first_readonly_imm_use): Remove redundant gcc_assert.
6906 (phi_arg_index_from_use): Combine gcc_asserts.
6907 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6908 (first_imm_use_stmt): Remove redundant gcc_assert.
6909 * tree-cfg.c (verify_gimple_call): Verify function and chain
6910 operands. Verify arguments.
6911 (verify_types_in_gimple_stmt): Verify condition code and labels.
6913 2010-01-07 Richard Guenther <rguenther@suse.de>
6915 PR tree-optimization/42641
6916 * sese.c (rename_map_elt_info): Use the SSA name version, do
6919 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6921 PR tree-optimization/42625
6922 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6923 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6925 2010-01-07 Duncan Sands <baldrick@free.fr>
6927 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6929 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6932 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6933 note itself is not function_invariant_p.
6935 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6937 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6938 Do not add the DF_NOTE problem.
6939 * store-motion.c (execute_rtl_store_motion): Likewise.
6941 2010-01-07 Martin Jambor <mjambor@suse.cz>
6943 PR tree-optimization/42157
6944 * tree-sra.c (compare_access_positions): Stabilize sort if both
6945 accesses have integer types, return zero immediately if they are the
6948 2010-01-06 Richard Henderson <rth@redhat.com>
6951 * haifa-sched.c (add_to_note_list): Merge into ...
6952 (concat_note_lists): ... here, and ...
6953 (unlink_other_notes, rm_other_notes): Merge into...
6954 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6955 NOTE_INSN_EPILOGUE_BEG.
6957 2010-01-06 Richard Guenther <rguenther@suse.de>
6959 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6960 not inline regular functions into always-inline functions.
6962 2010-01-06 Nick Clifton <nickc@redhat.com>
6964 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6965 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6967 (OVERRIDE_OPTIONS): Delete.
6968 (OPTIMIZATION_OPTIONS): Define.
6969 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6970 * config/rx/rx.c (rx_handle_option): Issue an error message if
6971 -mcpu=rx200 and -fpu are used together.
6972 (rx_set_optimization_options): New function. Issue an error
6973 message if an optimization attribute attempts to reset the FPU/
6974 math optimization pairing.
6975 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6976 * config/rx/rx.opt: Set the default to 32-bit doubles.
6977 * config/rx/t-rx: Add multilibs for -nofpu option.
6978 * doc/invoke.texi: Update documentation of RX options.
6980 2010-01-06 Richard Guenther <rguenther@suse.de>
6982 * tree-ssa-pre.c (name_to_id): New global.
6983 (alloc_expression_id): Simplify SSA name handling.
6984 (lookup_expression_id): Likewise.
6985 (init_pre): Zero name_to_id.
6986 (fini_pre): Free it.
6988 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6990 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6992 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6995 * config/i386/sse.md (smaxv2di3): New.
6996 (umaxv2di3): Likewise.
6997 (sminv2di3): Likewise.
6998 (uminv2di3): Likewise.
7000 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7003 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7004 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7005 (legitimize_tls_address): Likewise.
7006 (sparc_tls_referenced_p): Likewise.
7007 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7008 and adjust calls to legitimize_pic_address.
7009 (legitimate_constant_p) Use sparc_tls_referenced_p.
7010 (legitimate_pic_operand_p): Likewise.
7011 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7012 (sparc_tls_symbol_ref_1): Delete.
7013 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7014 (legitimize_tls_address): Make static, handle CONST patterns.
7015 (legitimize_pic_address): Make static, remove unused parameter and
7016 adjust recursive calls.
7017 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7018 and adjust call to legitimize_pic_address.
7019 (sparc_output_mi_thunk): Likewise.
7021 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7022 H.J. Lu <hongjiu.lu@intel.com>
7025 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7026 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7027 operands to make them signed.
7030 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7033 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7034 GTU to GT for V4SI and V2DI.
7036 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7037 (umin<mode>3): Removed.
7039 (uminv4si3): Likewise.
7041 2010-01-05 Martin Jambor <mjambor@suse.cz>
7043 PR tree-optimization/42462
7044 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7045 current_function_decl to helper functions and macros.
7047 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7050 * flags.h: Don't include real.h.
7051 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7052 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7053 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7054 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7055 * dominance.c: Update copyright.
7056 * gimple.c (walk_gimple_op): Remove inline.
7057 * tree-ssa-reassoc.c: Include real.h.
7058 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7059 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7061 2010-01-05 Nick Clifton <nickc@redhat.com>
7063 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7064 register to push into the stack frame when the accumulator has to
7065 be saved during interrupts.
7067 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7069 * doc/invoke.texi: Remove the documentation about option
7071 * common.opt (Wunreachable-code): Preserved for backward
7073 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7074 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7075 the backward compatibility flag section.
7077 2010-01-05 Richard Guenther <rguenther@suse.de>
7079 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7081 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7084 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7086 PR tree-optimization/42508
7087 * tree-sra.c (convert_callers): Check for recursive call
7088 by comparing cgraph nodes instead of decls.
7089 (modify_function): Call ipa_modify_formal_parameters also
7090 on all same_body aliases.
7092 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7093 cgraph nodes when checking for same_body aliases.
7095 2010-01-05 Richard Guenther <rguenther@suse.de>
7097 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7098 allocation and lookup.
7099 (get_or_alloc_expr_for_constant): Likewise.
7100 (phi_translate): Sink allocation.
7102 2010-01-04 Richard Guenther <rguenther@suse.de>
7104 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7105 a new entry only if needed.
7106 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7107 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7109 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7111 (phi_translate): Handle CONSTANTs early.
7113 2010-01-04 Martin Jambor <mjambor@suse.cz>
7115 PR tree-optimization/42398
7116 * tree-sra.c (struct access): Removed flag grp_different_types.
7117 (dump_access): Do not dump the removed flag.
7118 (sort_and_splice_var_accesses): Do not set the removed flag.
7119 (sra_modify_expr): Check for type compatibility directly.
7121 2010-01-04 Martin Jambor <mjambor@suse.cz>
7123 PR tree-optimization/42366
7124 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7125 edges with variable number of parameters.
7126 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7127 flag instead of asserting it.
7128 (ipa_read_node_info): Read uses_analysis_done flag.
7130 2010-01-04 Richard Guenther <rguenther@suse.de>
7132 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7133 iterative_hash_* as intended.
7134 (vn_reference_compute_hash): Likewise. Simplify hashing
7136 (vn_reference_lookup_2): Likewise.
7137 (vn_nary_op_compute_hash): Likewise.
7138 (vn_phi_compute_hash): Likewise.
7139 (expressions_equal_p): Remove strange code.
7140 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7141 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7142 (bitmap_insert_into_set_1): Take value-id as parameter.
7143 (add_to_value): Pass it.
7144 (bitmap_insert_into_set): Likewise.
7145 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7147 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7150 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7151 (do_self_spec): For switches with SWITCH_IGNORE set set also
7152 SWITCH_IGNORE_PERMANENTLY.
7153 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7156 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7158 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7159 tree of an unreferenced global var.
7161 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7164 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7165 GTU to GT for V4SI and V2DI.
7167 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7168 (umin<mode>3): Removed.
7170 (uminv4si3): Likewise.
7172 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7175 * collect2.c (main): Turn on trace in collect2 if -v is passed
7178 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7180 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7181 description of expression operand.
7183 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7185 * configure.ac: Add install-html to target_list for Make-hooks.
7186 * configure: Regenerate.
7187 * fortran/Make-lang.in (F95_HTMLFILES): New.
7188 (fortran.html): Use it.
7189 (fortran.install-html): New.
7190 * Makefile.in (install-html): Add lang.install-html.
7191 * java/Make-lang.in (JAVA_HTMLFILES): New.
7192 (java.html): Use it.
7193 (java.install-html): New.
7194 * objc/Make-lang.in (objc.install-html): New.
7195 * objcp/Make-lang.in (obj-c++.install-html): New.
7196 * cp/Make-lang.in (c++.install-html): New.
7197 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7198 * lto/Make-lang.in (lto.install-html): New.
7200 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7203 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7205 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7207 PR rtl-optimization/41862
7208 * store-motion.c (store_killed_in_insn, compute_store_table,
7209 remove_reachable_equiv_notes, replace_store_insn,
7210 build_store_vectors): Ignore all DEBUG_INSNs.
7212 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7215 * common.opt: Add dumpdir.
7217 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7219 (option_map): Add --dumpdir.
7221 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7223 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7225 * opts.c (decode_options): Try dump_dir_name first if
7226 dump_base_name isn't an absolute path.
7227 (common_handle_option): Handle OPT_dumpdir.
7229 * toplev.c (dump_dir_name): New.
7230 (print_switch_values): Also ignore -dumpdir.
7232 * toplev.h (dump_dir_name): New.
7234 2010-01-03 Richard Guenther <rguenther@suse.de>
7236 PR tree-optimization/42589
7237 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7238 double-word expansion of bswap32.
7240 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7242 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7243 with BLOCK_FOR_INSN.
7244 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7245 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7246 noce_process_if_block): Likewise.
7247 * gcse.c (compute_local_properties, insert_expr_in_table,
7248 insert_set_in_table, canon_list_insert, find_avail_set,
7249 pre_insert_copy_insn): Likewise.
7251 * basic-block.h (BLOCK_NUM): Move from here...
7252 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7254 2010-01-03 Richard Guenther <rguenther@suse.de>
7256 PR tree-optimization/42438
7257 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7258 contains_may_not_return_call flag.
7259 (BB_MAY_NOTRETURN): New.
7260 (valid_in_sets): Trapping nary operations are not valid
7261 in blocks that may not return.
7262 (insert_into_preds_of_block): Remove check for trapping expressions.
7263 (compute_avail): Compute also BB_MAY_NOTRETURN.
7265 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7267 * doc/invoke.texi: Add 2010 to copyright years.
7269 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7271 * config/sparc/sparc.c: Fix formatting nits.
7273 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7274 Alexander Monakov <amonakov@ispras.ru>
7276 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7278 2010-01-02 Richard Guenther <rguenther@suse.de>
7281 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7282 (simplify_switch_using_ranges): Mark to be removed edges
7285 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7287 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7289 * collect2.c (scan_libraries): Add missing argument in call to
7292 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7295 * config/alpha/predicates.md (aligned_memory_operand): Return false
7297 (unaligned_memory_operand): Return true for CQImode.
7298 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7299 doesn not cross aligned SImode word boundary.
7301 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7303 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7305 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7306 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7308 2010-01-02 Richard Guenther <rguenther@suse.de>
7311 * toplev.c (compile_file): Emit LTO marker properly. Change
7313 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7315 2010-01-01 Richard Guenther <rguenther@suse.de>
7318 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7320 2010-01-01 Richard Guenther <rguenther@suse.de>
7323 * c-decl.c (grokdeclarator): For zero-size arrays force
7324 structural equality checks as layout_type does.
7326 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7328 * builtins.c: Update copyright to 2010.
7330 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7333 * lto-streamer-out.c (produce_asm): Revert the last change.
7334 (copy_function): Likewise.
7336 * lto-streamer.c (lto_get_section_name): Skip any leading
7339 2010-01-01 Richard Guenther <rguenther@suse.de>
7342 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7346 Copyright (C) 2010 Free Software Foundation, Inc.
7348 Copying and distribution of this file, with or without modification,
7349 are permitted in any medium without royalty provided the copyright
7350 notice and this notice are preserved.