1 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
3 * varasm.c (IN_NAMED_SECTION): Remove guard.
4 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
5 (IN_NAMED_SECTION_P): ...this.
6 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
7 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
9 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
11 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
12 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
13 of shadowing it. Fix comments.
15 2010-04-26 Jan Hubicka <jh@suse.cz>
17 * cgraph.c (cgraph_create_node): Set node frequency to normal.
18 (cgraph_clone_node): Copy function frequency.
19 * cgraph.h (node_frequency): New enum
20 (struct cgraph_node): Add.
21 * final.c (rest_of_clean_state): Update.
22 * lto-cgraph.c (lto_output_node): Output node frequency.
23 (input_overwrite_node): Input node frequency.
24 * tre-ssa-loop-ivopts (computation_cost): Update.
25 * lto-streamer-out.c (output_function): Do not output function
27 * predict.c (maybe_hot_frequency_p): Update and handle functions
29 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
31 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
32 (compute_function_frequency): Set noreturn functions to be executed
34 (choose_function_section): Update.
35 * lto-streamer-in.c (input_function): Do not input function frequency.
36 * function.c (allocate_struct_function): Do not initialize function
38 * function.h (function_frequency): Remove.
39 (struct function): Remove function frequency.
40 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
42 * tree-inline.c (initialize_cfun): Do not update function frequency.
43 * passes.c (pass_init_dump_file): Update.
44 * i386.c (ix86_compute_frame_layout): Update.
45 (ix86_pad_returns): Update.
47 2010-04-26 Jie Zhang <jie@codesourcery.com>
49 PR tree-optimization/43833
50 * tree-vrp.c (range_int_cst_p): New.
51 (range_int_cst_singleton_p): New.
52 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
53 when both operands are constants. Use range_int_cst_p in
56 2010-04-26 Jan Hubicka <jh@suse.cz>
58 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
60 2010-04-26 Richard Guenther <rguenther@suse.de>
63 * gimple.c (gimple_decl_printable_name): Deal gracefully
64 with a NULL DECL_NAME.
66 2010-04-26 Richard Guenther <rguenther@suse.de>
69 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
70 if emitting debug information and it is either a function
73 2010-04-26 Ira Rosen <irar@il.ibm.com>
75 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
76 determine if the statement is vectorizable, and a macro to
78 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
79 Skip statements that can't be vectorized. If the analysis
80 fails, mark the statement as unvectorizable if vectorizing
82 (vect_compute_data_refs_alignment): Likewise.
83 (vect_verify_datarefs_alignment): Skip statements marked as
84 unvectorizable. Add print.
85 (vect_analyze_group_access): Skip statements that can't be
86 vectorized. If the analysis fails, mark the statement as
87 unvectorizable if vectorizing basic block.
88 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
90 * tree-vect-stmts.c (vectorizable_store): Fix the number of
91 generated stmts for SLP.
92 (new_stmt_vec_info): Initialize the new field.
93 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
94 statements marked as unvectorizable.
96 2010-04-25 Joseph Myers <joseph@codesourcery.com>
98 * c-common.c (flag_isoc1x): New.
99 (flag_isoc99): Update comment.
100 * c-common.h (flag_isoc1x): New.
101 (flag_isoc99): Update comment.
102 * c-cppbuiltin.c (builtin_define_float_constants): Also define
103 __<type>_DECIMAL_DIG__.
104 * c-opts.c (set_std_c1x): New.
105 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
106 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
107 * c.opt (-std=c1x, -std=gnu1x): New options.
108 * doc/cpp.texi: Mention -std=c1x.
109 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
110 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
111 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
112 * doc/standards.texi: Mention C1X.
113 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
114 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
115 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
118 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
120 * config/i386/gmon-sol2.c (_mcleanup): Change format string
121 placeholder from 0x%x to %#x.
122 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
123 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
124 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
125 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
126 * config/i386/i386.c (ix86_target_string): Ditto.
127 (output_pic_addr_const): Ditto.
128 (print_operand): Ditto.
130 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
132 * combine.c (find_split_point): Add third argument. Use it
133 to find nested multiply-accumulate instructions. Adjust calls.
134 (try_combine): Adjust call to find_split_point.
136 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
138 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
140 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
142 PR tree-optimization/41442
143 * fold-const.c (merge_truthop_with_opposite_arm): New function.
144 (fold_binary_loc): Call it.
146 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
148 * toplev.c (general_init): Set default for fdiagnostics-show-option.
149 * opts.c (common_handle_option): Allow disabling it.
150 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
152 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
154 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
155 between modes if both types are integral.
157 2010-04-23 Richard Guenther <rguenther@suse.de>
159 PR tree-optimization/43572
160 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
162 2010-04-23 Richard Guenther <rguenther@suse.de>
165 * tree-inline.c (tree_can_inline_p): Also check compatibility
168 2010-04-23 Martin Jambor <mjambor@suse.cz>
170 PR tree-optimization/43846
171 * tree-sra.c (struct access): New flag grp_assignment_read.
172 (build_accesses_from_assign): Set grp_assignment_read.
173 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
174 (enum mark_read_status): New type.
175 (analyze_access_subtree): Propagate grp_assignment_read, create
176 accesses also if both direct_read and root->grp_assignment_read.
178 2010-04-23 Martin Jambor <mjambor@suse.cz>
181 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
182 function does not have type attributes.
184 2010-04-23 Richard Guenther <rguenther@suse.de>
187 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
190 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
192 * sese.h (create_if_region_on_edge): Remove.
194 * sese.c (create_if_region_on_edge): Make static.
196 * tree-inline.c: Do not include ggc.h.
198 * expr.c: Do not include ggc.h.
200 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
203 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
206 * config/sh/sh.c (find_barrier): Don't emit a constant pool
207 in the middle of insns for casesi_worker_2.
209 2010-04-22 David Edelsohn <edelsohn@gnu.org>
211 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
213 2010-04-22 Ira Rosen <irar@il.ibm.com>
215 PR tree-optimization/43842
216 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
217 loop unrolling in update of exit phis. Fix comment.
218 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
219 least two reduction statements in the loop before starting SLP
222 2010-04-22 Nick Clifton <nickc@redhat.com>
224 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
226 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
228 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
231 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
233 * tree-parloops.c (loop_parallel_p): New argument
234 parloop_obstack. Pass it down.
235 (parallelize_loops): New variable parloop_obstack. Initialize it,
236 pass it down, free it.
238 * tree-loop-linear.c (linear_transform_loops): Pass down
241 * tree-data-ref.h (lambda_compute_access_matrices): New argument
242 of type struct obstack *.
244 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
245 scratch_obstack. Initialize it, pass down, free it.
247 * lambda.h (lambda_loop_new): Remove.
248 (lambda_matrix_new, lambda_matrix_inverse)
249 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
250 argument of type struct obstack *.
252 * lambda-trans.c (lambda_trans_matrix_new): New argument
253 lambda_obstack. Pass it down, use obstack allocation for ret.
254 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
257 * lambda-mat.c (lambda_matrix_get_column)
258 (lambda_matrix_project_to_null): Remove.
259 (lambda_matrix_new): New argument lambda_obstack. Use obstack
261 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
264 * lambda-code.c (lambda_loop_new): New function.
265 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
266 (lambda_compute_auxillary_space, lambda_compute_target_space)
267 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
268 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
269 (build_access_matrix): New argument lambda_obstack. Use obstack
271 (lambda_compute_step_signs, lambda_compute_access_matrices): New
272 argument lambda_obstack. Pass it down.
274 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
276 * optabs.h (expand_widening_mult): Declare.
278 2010-04-22 Richard Guenther <rguenther@suse.de>
280 PR tree-optimization/43845
281 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
282 lookup the CALL_EXPR function and arguments.
284 2010-04-22 Nick Clifton <nickc@redhat.com>
286 * config/stormy16/stormy16.c
287 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
288 * config/stormy16/stormy16.h: Tidy up formatting.
289 (DONT_USE_BUILTIN_SETJMP): Remove definition.
290 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
291 (ineqbranchsi): Delete pattern.
292 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
293 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
294 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
295 stormy16-lib2-ucmpsi2.c.
297 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
299 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
300 df_simulate_find_noclobber_defs as appropriate. Keep track of an
301 extra set merge_set_noclobber, and use it to relax the final test
303 * df.h (df_simulate_find_noclobber_defs): Declare.
304 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
306 (df_simulate_find_noclobber_defs): New function.
308 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
310 * config/i386/i386.md: Use {} around multi-line preparation statements.
312 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
314 * c-tree.h (push_init_level, pop_init_level, set_init_index)
315 (process_init_element): New argument of type struct obstack *.
317 * c-typeck.c (push_init_level, pop_init_level, set_designator)
318 (set_init_index, set_init_label, set_nonincremental_init)
319 (set_nonincremental_init_from_string, find_init_member)
320 (output_init_element, output_pending_init_elements)
321 (process_init_element): New argument braced_init_obstack. Pass it
323 (push_range_stack, add_pending_init): New argument
324 braced_init_obstack. Use obstack allocation.
326 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
327 braced_init_obstack. Pass it down.
328 (c_parser_braced_init): New variables ret, braced_init_obstack.
329 Initialize obstack, pass it down and finally free it.
331 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
334 * tree-pass.h (pass_optimize_widening_mul): Declare.
335 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
336 gate_optimize_widening_mul): New static functions.
337 (pass_optimize_widening_mul): New.
338 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
339 <case MULT_EXPR>: Remove support for widening multiplies.
340 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
341 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
342 simplify_gen_unary rather than directly building extensions.
343 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
345 * expmed.c (expand_widening_mult): New function.
346 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
348 2010-04-21 Jan Hubicka <jh@suse.cz>
350 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
351 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
352 * lto-wpa-fixup.c: Remove.
353 * Makefile.in (lto-wpa-fixup.o): Remove.
354 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
355 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
356 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
358 2010-04-21 Jan Hubicka <jh@suse.cz>
360 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
361 add write_optimization_summary, read_optimization_summary.
362 (ipa_write_summaries_of_cgraph_node_set): Remove.
363 (ipa_write_optimization_summaries): Declare.
364 (ipa_read_optimization_summaries): Declare.
365 * ipa-cp.c (pass_ipa_cp): Update.
366 * ipa-reference.c (pass_ipa_reference): Update.
367 * ipa-pure-const.c (pass_ipa_pure_const): Update.
368 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
370 * ipa-inline.c (pass_ipa_inline): Update.
371 * ipa.c (pass_ipa_whole_program): Update.
372 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
373 * passes.c (ipa_write_summaries_1): Do not test wpa.
374 (ipa_write_optimization_summaries_1): New.
375 (ipa_write_optimization_summaries): New.
376 (ipa_read_summaries): Do not test ltrans.
377 (ipa_read_optimization_summaries_1): New.
378 (ipa_read_optimization_summaries): New.
380 2010-04-21 Jan Hubicka <jh@suse.cz>
382 * lto-cgraph.c (lto_output_node): Do not output comdat groups
384 (output_cgraph): Do not arrange comdat groups for boundary nodes.
386 2010-04-21 Jakub Jelinek <jakub@redhat.com>
389 * dwarf2out.c (add_name_and_src_coords_attributes): Add
390 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
392 2010-04-21 Jan Hubicka <jh@suse.cz>
394 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
396 2010-04-21 Jan Hubicka <jh@suse.cz>
398 * varpool.c (decide_is_variable_needed): Variable is always needed
401 2010-04-21 Jan Hubicka <jh@suse.cz>
403 * opts.c (decode_options): Enable pure-const pass for whopr.
405 2010-04-21 Jan Hubicka <jh@suse.cz>
407 * cgraph.c (dump_cgraph_node): Dump also assembler name.
408 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
410 (cgraph_decide_inlining): Do not expect callee to be removed in all
413 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
415 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
417 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
419 * config/i386/i386.md (x86_shrd): Add athlon_decode and
420 amdfam10_decode attributes.
422 2010-04-21 Jakub Jelinek <jakub@redhat.com>
425 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
426 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
427 (lower_copyprivate_clauses): Use private var in outer
428 context instead of original var. Make sure the types
429 are correct for VLAs.
431 2010-04-21 Richard Guenther <rguenther@suse.de>
433 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
434 to non-pointer objects.
436 2010-04-21 Jakub Jelinek <jakub@redhat.com>
438 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
439 last chain entry if it starts with the still current label.
440 (add_location_or_const_value_attribute): Check that
441 loc_list->first->next is NULL instead of comparing ->first with ->last.
442 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
443 to add_var_loc_to_decl.
445 * dwarf2out.c (output_call_frame_info): For dw_cie_version
446 >= 4 add also address size and segment size fields into CIE header.
448 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
449 long as address size is the same as sizeof (void *) and
451 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
452 address size or segment size is unexpected, return DW_EH_PE_omit.
453 (classify_object_over_fdes): If get_cie_encoding returned
454 DW_EH_PE_omit, return -1.
455 (init_object): If classify_object_over_fdes returned -1,
456 pretend there were no FDEs at all.
458 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
460 * config/i386/i386.md (bswap<mode>2): Macroize expander from
461 bswap{si,di}2 using SWI48 mode iterator.
462 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
463 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
464 set modrm attribute of bswap insn to 0 and remove length attribute.
465 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
466 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
467 set mode attribute to <MODE> and remove length attribute.
469 2010-04-20 James E. Wilson <wilson@codesourcery.com>
471 PR rtl-optimization/43520
472 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
473 zero available registers.
475 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
477 * builtins.c (fold_builtin_cproj): Fold more cases.
479 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
481 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
482 (fold_builtin_1): Fold builtin cproj.
483 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
484 Use ATTR_CONST_NOTHROW_LIST.
486 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
488 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
489 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
490 ffsi2_no_cmove for !TARGET_CMOVE.
491 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
492 (ffssi2): Remove expander.
493 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
495 (ctz<mode>2): Ditto from ctz{si,di}2.
496 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
498 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
501 2010-04-20 Jakub Jelinek <jakub@redhat.com>
503 * dwarf2out.c (AT_linkage_name): Define.
504 (clone_as_declaration): Handle DW_AT_linkage_name.
505 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
506 of DW_AT_MIPS_linkage_name.
507 (move_linkage_attr): Likewise.
508 (dwarf2out_finish): Likewise.
510 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
513 * fold-const.c (fold_comparison): New folding rule.
515 2010-04-20 Anatoly Sokolov <aesok@post.ru>
517 * double-int.h (double_int_setbit): Declare.
518 * double-int.c (double_int_setbit): New function.
519 * rtl.h (immed_double_int_const): Declare.
520 * emit-rtl.c (immed_double_int_const): New function.
521 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
522 and immed_double_int_const functions.
523 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
524 expand_copysign_bit): (Ditto.).
525 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
526 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
527 * dojump.c (prefer_and_bit_test): (Ditto.).
528 * expr.c (convert_modes, reduce_to_bit_field_precision,
529 const_vector_from_tree): (Ditto.).
530 * expmed.c (mask_rtx, lshift_value): (Ditto.).
532 2010-04-20 Jan Hubicka <jh@suse.cz>
534 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
535 (dump_cgraph_node): Dump new flags.
536 * cgraph.h (struct cgraph_node): Add flags
537 reachable_from_other_partition and in_other_partition.
538 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
539 other partition can not be removed.
540 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
541 the other partition must be output; silence sanity checking on
542 leaking functions bodies from other paritition.
543 * lto-cgraph.c (reachable_from_other_partition_p): New function.
544 (lto_output_node): Output new flags; do not sanity check that inline
545 clones are output; drop lto_forced_extern_inline_p code; do not mock
546 visibility flags at partition boundaries.
547 (add_node_to): New function.
548 (output_cgraph): Use it to sort functions so masters appear before
550 (input_overwrite_node): Input new flags.
551 * passes.c (ipa_write_summaries): Do not call
552 lto_new_extern_inline_states.
553 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
554 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
555 lto_forced_extern_inline_p): Kill.
556 * lto-streamer.h (lto_new_extern_inline_states,
557 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
558 lto_forced_extern_inline_p): Kill.
560 2010-04-20 Richard Guenther <rguenther@suse.de>
562 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
563 from vars that can have pointers.
564 (process_constraint): Dump useless constraints.
566 2010-04-20 Richard Guenther <rguenther@suse.de>
568 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
569 (dump_sa_points_to_info): Remove asserts.
570 (init_base_vars): nothing_id isn't an escape point nor does it
573 2010-04-20 Jakub Jelinek <jakub@redhat.com>
575 * tree.h (TYPE_REF_IS_RVALUE): Define.
576 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
577 should_move_die_to_comdat, prune_unused_types_walk): Handle
578 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
579 (modified_type_die, gen_reference_type_die): Emit
580 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
581 if TYPE_REF_IS_RVALUE and -gdwarf-4.
583 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
586 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
587 calls for -fpic -m31 if they have been sibcall optimized.
589 2010-04-19 James E. Wilson <wilson@codesourcery.com>
591 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
592 ar.lc fixed and call-used.
594 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
596 2010-04-19 Jan Hubicka <jh@suse.cz>
598 * opts.c (decode_options): Disable whpr incompatible passes.
599 * lto/lto.c (lto_1_to_1_map): Skip clones.
600 (read_cgraph_and_symbols): Do not mark everything as needed.
601 (do_whole_program_analysis): Do map only after optimizing;
602 set proper cgraph_state; use passmanager.
604 2010-04-19 DJ Delorie <dj@redhat.com>
606 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
607 POINTER_PLUS_EXPR and fix them.
609 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
611 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
612 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
613 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
614 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
615 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
616 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
617 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
618 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
619 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
620 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
621 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
623 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
625 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
626 (check_cond_move_block): Likewise.
627 (cond_move_process_if_block): Likewise.
628 (noce_find_if_block): Improve formatting.
629 (find_if_header): Pass 0 to memset and tweak conditions.
630 (cond_exec_find_if_block): Fix long lines and tweak conditions.
632 2010-04-19 Jakub Jelinek <jakub@redhat.com>
634 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
638 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
639 with non-local decl doesn't need chain.
641 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
643 * ira-color.c (allocno_reload_assign): Avoid accumulating
644 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
646 2010-04-19 Martin Jambor <mjambor@suse.cz>
648 * gimple.h (create_tmp_reg): Declare.
649 * gimplify.c (create_tmp_reg): New function.
650 (gimplify_return_expr): Use create_tmp_reg.
651 (gimplify_omp_atomic): Likewise.
652 (gimple_regimplify_operands): Likewise.
653 * tree-dfa.c (make_rename_temp): Likewise.
654 * tree-predcom.c (predcom_tmp_var): Likewise.
655 (reassociate_to_the_same_stmt): Likewise.
656 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
657 (get_replaced_param_substitute): Likewise.
658 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
659 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
660 * tree-ssa-pre.c (get_representative_for): Likewise.
661 (create_expression_by_pieces): Likewise.
662 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
663 (create_tailcall_accumulator): Likewise.
665 2010-04-19 Martin Jambor <mjambor@suse.cz>
667 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
669 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
671 2010-04-19 Richard Guenther <rguenther@suse.de>
673 PR tree-optimization/43796
674 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
675 from SCEV in the lattice.
676 (vrp_visit_phi_node): Dump change.
678 2010-04-19 Richard Guenther <rguenther@suse.de>
680 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
681 * configure: Re-generated.
683 2010-04-19 Richard Guenther <rguenther@suse.de>
685 PR tree-optimization/43783
686 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
687 constant ARRAY_REF operands two and three if possible.
689 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
692 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
694 2010-04-19 Jie Zhang <jie@codesourcery.com>
697 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
699 2010-04-19 Ira Rosen <irar@il.ibm.com>
701 PR tree-optimization/37027
702 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
703 and macro to access it.
704 (vectorizable_reduction): Add argument.
705 (vect_get_slp_defs): Likewise.
706 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
707 statements for possible use in SLP.
708 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
709 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
710 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
712 (vectorizable_reduction): Likewise.
713 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
715 (vectorizable_type_demotion, vectorizable_type_promotion,
716 vectorizable_store): Likewise.
717 (vect_analyze_stmt): Update call to vectorizable_reduction.
718 (vect_transform_stmt): Likewise.
719 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
720 (vect_build_slp_tree): Fix indentation. Check that there are no loads
721 from different interleaving chains in same node.
722 (vect_slp_rearrange_stmts): New function.
723 (vect_supported_load_permutation_p): Allow load permutations for
724 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
725 inside SLP nodes if necessary.
726 (vect_analyze_slp_instance): Handle reductions.
727 (vect_analyze_slp): Try to build SLP instances originating from groups
729 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
730 (vect_get_constant_vectors): Create initial vectors for reductions
731 according to reduction code. Add new argument.
732 (vect_get_slp_defs): Add new argument, pass it to
733 vect_get_constant_vectors.
734 (vect_schedule_slp_instance): Remove SLP tree root statements.
736 2010-04-19 Jakub Jelinek <jakub@redhat.com>
738 * tree.h (ENUM_IS_SCOPED): Define.
739 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
740 for ENUM_IS_SCOPED enums.
742 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
744 * fold-const.c (fold_comparison): Use ssizetype.
745 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
746 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
747 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
748 * tree-object-size.c (compute_object_sizes): Use size_type_node.
750 * tree.h (initialize_sizetypes): Remove parameter.
751 (build_common_tree_nodes): Remove second parameter.
752 * stor-layout.c (initialize_sizetypes): Remove parameter.
753 Always create an unsigned type.
754 (set_sizetype): Assert that the passed type is unsigned and simplify.
755 * tree.c (build_common_tree_nodes): Remove second parameter.
756 Adjust call to initialize_sizetypes.
757 * c-decl.c (c_init_decl_processing): Remove second argument in call to
758 build_common_tree_nodes.
760 2010-04-18 Matthias Klose <doko@ubuntu.com>
762 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
764 2010-04-18 Ira Rosen <irar@il.ibm.com>
766 PR tree-optimization/43771
767 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
768 load permutation doesn't have gaps.
770 2010-04-18 Jan Hubicka <jh@suse.cz>
772 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
773 (sse_prologue_save_insn expander): Use new pattern.
774 (sse_prologue_save_insn1): New pattern and splitter.
775 (sse_prologue_save_insn): Update to deal also with 64bit aligned
777 * i386.c (setup_incoming_varargs_64): Do not compute jump
779 (ix86_gimplify_va_arg): Update alignment needed.
780 (ix86_local_alignment): Do not align all local arrays to 128bit.
782 2010-04-17 Jan Hubicka <jh@suse.cz>
784 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
786 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
788 * arm.md (negdi2): Remove redundant code to force values into a
791 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
793 * arm/bpabi.S: Add EABI alignment attributes to objects.
794 * arm/bpabi-v6m.S: Likewise.
795 * arm/crti.asm: Likewise.
796 * arm/crtn.asm: Likewise.
797 * arm/lib1funcs.asm: Likewise.
798 * arm/libunwind.S: Likewise.
800 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
802 * arm-protos.h (tune_params): New structure.
803 * arm.c (current_tune): New variable.
804 (arm_constant_limit): Delete.
805 (struct processors): Add pointer to the tune parameters.
806 (arm_slowmul_tune): New tuning option.
807 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
808 (all_cores): Adjust to pick up the tuning model.
809 (arm_constant_limit): New function.
810 (arm_override_options): Select the appropriate tuning model. Delete
811 initialization of arm_const_limit.
812 (arm_split_constant): Use the new constant-limit model.
813 (arm_rtx_costs): Pick up the current tuning model.
814 * arm.md (is_strongarm, is_xscale): Delete.
815 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
816 for Xscale variant architectures.
817 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
819 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
821 * config/arm/arm.c (arm_gen_constant): Remove unused variable
823 (arm_rtx_costs_1): Remove unused variable extra_cost.
824 (arm_unwind_emit_set): Use variable offset.
825 (thumb1_output_casesi): Remove unused variable flags.
827 2010-04-16 Jeff Law <law@redhat.com>
829 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
830 needing assignment rather than doing a two-phase assignment. Remove
833 2010-04-16 Jakub Jelinek <jakub@redhat.com>
836 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
838 2010-04-16 Doug Kwan <dougkwan@google.com>
840 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
841 (next_operand_entry_id): New static variable.
842 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
843 (add_to_ops_vec): Assigned unique ID to operand entry.
844 (struct oecount_s): New field ID.
845 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
846 (undistribute_ops_list): Assign unique IDs to oecounts.
847 (init_reassoc): reset next_operand_entry_id.
849 2010-04-16 Doug Kwan <dougkwan@google.com>
851 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
852 missing left parenthesis.
854 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
856 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
857 *btdi_rex64 using SWI48 mode iterator.
858 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
859 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
860 *jcc_btdi_mask_rex64.
862 2010-04-16 Anatoly Sokolov <aesok@post.ru>
864 * double-int.h (tree_to_double_int): Convert to macro.
865 * double-int.c (tree_to_double_int): Remove.
867 2010-04-16 Jakub Jelinek <jakub@redhat.com>
870 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
871 with want_address 2 and in case a single element list might be
872 possible, call it again with want_address 0.
874 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
876 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
877 case 'W' print operands for HI mode.
878 * config/h8300/h8300.h (Y0, Y2) : New constraints.
879 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
880 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
881 * config/h8300/predicate.md (bit_register_indirect_operand): New.
883 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
885 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
886 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
887 #xx:3 and #xx:4 mode.
889 * config/h8300/h8300.md (inverted load with HImode dest): Add
892 * config/h8300/predicate.md (bit_operand): Allow immediate values that
893 satisfy 'U' constraint.
895 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
897 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
898 * configure: Regenerate.
899 * config.in: Regenerate.
900 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
903 2010-04-16 Richard Guenther <rguenther@suse.de>
905 * tree.h (struct tree_decl_minimal): Move pt_uid ...
906 (struct tree_decl_common): ... here.
907 (DECL_PT_UID): Adjust.
908 (SET_DECL_PT_UID): Likewise.
909 (DECL_PT_UID_SET_P): Likewise.
911 2010-04-16 Richard Guenther <rguenther@suse.de>
913 PR tree-optimization/43572
914 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
915 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
916 * tree-flow.h (is_call_clobbered): Remove.
917 * tree-flow-inline.h (is_call_clobbered): Likewise.
918 * tree-dfa.c (dump_variable): Do not dump call clobber state.
919 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
920 (execute_return_slot_opt): Adjust.
921 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
922 check for call clobbered vars here.
923 (find_tail_calls): Move tailcall verification to the
926 2010-04-16 Diego Novillo <dnovillo@google.com>
928 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
930 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
933 * config/arm/arm.md (cbranchqi4): New pattern.
934 * config/arm/predicates.md (const0_operand,
935 cbranchqi4_comparison_operator): New predicates.
937 2010-04-16 Richard Guenther <rguenther@suse.de>
939 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
940 (dump_gimple_stmt): Likewise.
942 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
944 * recog.h (struct recog_data): New field is_operator.
945 (struct insn_operand_data): New field is_operator.
946 * recog.c (extract_insn): Set recog_data.is_operator.
947 * genoutput.c (output_operand_data): Emit code to set the
949 * reload.c (find_reloads): Use it rather than testing for an
950 empty constraint string.
953 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
954 If the previous insn is a cbranchsi4_insn with the same arguments,
955 omit the compare instruction.
957 * config/arm/arm.md (addsi3_cbranch): If destination is a high
958 register, inputs must be low registers and we need a low register
959 scratch. Handle alternative 2 like alternative 3.
961 2010-04-16 Jakub Jelinek <jakub@redhat.com>
963 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
964 don't call get_addr on both. If one expression is a VALUE and
965 the other a REG, check VALUE's locs if the REG isn't among them.
967 2010-04-16 Christian Bruel <christian.bruel@st.com>
969 * config/sh/sh.h (sh_frame_pointer_required): New function.
970 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
971 (flag_omit_frame_pointer) Set.
972 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
973 (rounded_frame_size): Adjust size with outgoing_args_size.
974 (sh_set_return_address): Must return from stack pointer.
975 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
976 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
977 (ACCUMULATE_OUTGOING_ARGS): Define.
978 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
979 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
981 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
984 * config/sh/sh.c (sh_legitimize_reload_address): Use
985 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
986 Remove a unneeded check for offset_base.
988 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
990 * configure: Regenerated.
992 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
994 * config/s390/s390.c (s390_call_save_register_used): Switch back
997 2010-04-15 Richard Guenther <rguenther@suse.de>
999 * alias.c (alias_set_subset_of): Handle alias-set zero
1002 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1003 Julian Brown <julian@codesourcery.com>
1005 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1006 alternatives according to use of high and low regs.
1007 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1008 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1009 optimizing for size on Thumb-2.
1011 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1013 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1015 2010-04-15 Richard Guenther <rguenther@suse.de>
1017 * tree-ssa-structalias.c (struct variable_info): Add
1019 (new_var_info): Initialize it.
1020 (dump_constraints): Support printing last added constraints.
1021 (debug_constraints): Adjust.
1022 (dump_constraint_graph): Likewise.
1023 (make_heapvar_for): Check for NULL cfun.
1024 (get_function_part_constraint): New function.
1025 (get_fi_for_callee): Likewise.
1026 (find_func_aliases): Properly implement IPA PTA constraints.
1027 (process_ipa_clobber): New function.
1028 (find_func_clobbers): Likewise.
1029 (insert_into_field_list_sorted): Remove.
1030 (create_function_info_for): Properly allocate vars for IPA mode.
1031 Do not use insert_into_field_list_sorted.
1032 (create_variable_info_for): Properly generate constraints for
1033 global vars in IPA mode.
1034 (dump_solution_for_var): Always dump the solution.
1035 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1036 (find_what_var_points_to): Adjust.
1037 (pt_solution_set): Change.
1038 (pt_solution_ior_into): New function.
1039 (pt_solution_empty_p): Export.
1040 (pt_solution_includes_global): Adjust.
1041 (pt_solution_includes_1): Likewise.
1042 (pt_solutions_intersect_1): Likewise.
1043 (dump_sa_points_to_info): Check some invariants.
1044 (solve_constraints): Move constraint dumping ...
1045 (compute_points_to_sets): ... here.
1046 (ipa_pta_execute): ... and here.
1047 (compute_may_aliases): Do not re-compute points-to info
1048 locally if IPA info is available.
1049 (ipa_escaped_pt): New global var.
1050 (ipa_pta_execute): Properly implement IPA PTA.
1051 * tree-into-ssa.c (dump_decl_set): Support dumping
1052 decls not in referenced-vars.
1053 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1054 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1055 (dump_points_to_solution): Likewise.
1056 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1057 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1058 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1059 (copy_decl_to_var): Copy DECL_PT_UID.
1060 (copy_result_decl_to_var): Likewise.
1061 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1062 (copy_node_stat): Copy it.
1063 * tree.h (DECL_PT_UID): New macro.
1064 (SET_DECL_PT_UID): Likewise.
1065 (DECL_PT_UID_SET_P): Likewise.
1066 (struct tree_decl_minimal): Add pt_uid member.
1067 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1068 (pt_solution_empty_p): Declare.
1069 (pt_solution_set): Adjust.
1070 (ipa_escaped_pt): Declare.
1071 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1072 * gimple-pretty-print.c (pp_points_to_solution): New function.
1073 (dump_gimple_call): Dump call clobber/use information.
1074 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1075 * tree-pass.h (TDF_ALIAS): New dump option.
1076 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1077 * doc/invoke.texi (-fipa-pta): Update documentation.
1079 2010-04-15 Richard Guenther <rguenther@suse.de>
1081 * Makefile.in (OBJS-common): Add gimple-fold.o.
1082 (gimple-fold.o): New rule.
1083 * tree.h (maybe_fold_offset_to_reference,
1084 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1086 * gimple.h: ... here.
1087 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1088 may_propagate_address_into_dereference): Move prototypes ...
1089 * gimple.h: ... here.
1090 * tree-ssa-ccp.c (get_symbol_constant_value,
1091 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1092 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1093 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1094 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1095 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1096 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1097 gimplify_and_update_call_from_tree): Move ...
1098 * gimple-fold.c: ... here. New file.
1099 (ccp_fold_builtin): Rename to ...
1100 (gimple_fold_builtin): ... this.
1101 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1103 2010-04-15 Richard Guenther <rguenther@suse.de>
1105 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1106 fit_double_type, force_fit_type_double, add_double_with_sign,
1107 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1108 lrotate_double, rrotate_double, div_and_round_double): Move ...
1109 * double-int.c: ... here.
1110 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1111 add_double, neg_double, mul_double_with_sign, mul_double,
1112 lshift_double, rshift_double, lrotate_double, rrotate_double,
1113 div_and_round_double): Move prototypes ...
1114 * double-int.h: ... here.
1116 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1119 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1120 matching constraints to ensure inputs match the output.
1122 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1125 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1126 in an input-only operand.
1128 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1130 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1131 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1132 (double_int_negative_p): Convert to static inline function.
1133 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1134 (double_int_negative_p): Remove.
1135 * tree.h (lshift_double, rshift_double):
1136 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1137 * fold-const.c (fold_convert_const_int_from_real,
1138 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1139 (lshift_double): Change type of arith argument to bool.
1140 (rshift_double): Change type of arith argument to bool. Correct
1142 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1144 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1147 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1148 at the start and end of the then/else blocks, and omit them from the
1150 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1151 argument; all callers changed. Pass zero to old_insns_match_p instead.
1152 (flow_find_head_matching_sequence): New function.
1153 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1154 * basic-block.h (flow_find_cross_jump,
1155 flow_find_head_matching_sequence): Declare functions.
1157 2010-04-14 Jason Merrill <jason@redhat.com>
1160 * c-common.c (attribute_takes_identifier_p): New fn.
1161 * c-common.h: Declare it.
1163 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1165 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1167 (*udivmod<mode>4): Ditto.
1169 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1171 * config/i386/i386.md (maxmin_int): Rename code attribute from
1172 maxminiprefix and update all users.
1173 (maxmin_float): Ditto from maxminfprefix.
1174 (logic): Ditto from logicprefix.
1175 (absneg_mnemonic): Ditto from absnegprefix.
1176 * config/i386/mmx.md: Update all users of maxminiprefix,
1177 maxminfprefix and logicprefix for rename.
1178 * config/i386/sse.md: Ditto.
1179 * config/i386/sync.md (sync_<code><mode>): Update for
1182 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1185 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1186 warnings converted to errors.
1188 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1190 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1191 used insn_type variable.
1192 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1193 to avoid set-but-not-used warning.
1195 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1197 * df-core.c (df_ref_debug): Change format string placeholder
1199 * dwarf2asm.c (dw2_asm_output_data_raw,
1200 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1201 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1202 * dwarf2out.c (output_cfi, output_cfi_directive,
1203 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1204 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1206 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1207 * print-rtl.c (print_rtx): Ditto.
1209 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1212 * builtins.c (expand_builtin_pow_root): New function to expand pow
1213 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1214 series of sqrt and cbrt calls under -ffast-math.
1215 (expand_builtin_pow): Call it.
1217 2010-04-14 Michael Matz <matz@suse.de>
1219 PR tree-optimization/42963
1220 * tree-cfg.c (touched_switch_bbs): New static variable.
1221 (group_case_labels_stmt): New function broken out from ...
1222 (group_case_labels): ... here, use the above.
1223 (start_recording_case_labels): Allocate touched_switch_bbs.
1224 (end_recording_case_labels): Deallocate it, call
1225 group_case_labels_stmt.
1226 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1228 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1230 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1233 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1235 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1237 2010-04-13 Jan Hubicka <jh@suse.cz>
1239 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1240 of optimized out static functions.
1241 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1242 cost computation. Also sanity check for overflows.
1243 (update_caller_keys): Update cgraph_edge_badness call; properly
1244 update fibheap and sanity check that it is up to date.
1245 (add_new_edges_to_heap): Update cgraph_edge_badness.
1246 (cgraph_decide_inlining_of_small_function): Likewise;
1247 add sanity checking that badness in heap is up to date;
1248 improve dumping of reason; Update badness of calls to the
1249 offline copy of function currently inlined; dump badness
1250 of functions not inlined because of unit growth limits.
1252 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1255 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1256 because of sign-extension change when converting to sizetype here...
1257 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1259 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1260 the folding to constants. Remove redundant final conversion.
1261 (fold_binary) <associate>: Do not associate if the re-association of
1262 constants alone overflows.
1263 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1264 to the end of the list.
1265 (multiple_of_p) <COND_EXPR>: New case.
1267 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1269 * opt-functions.awk (opt_sanitized_name): New.
1271 * optc-gen.awk: Use it
1272 * opth-gen.awk: Use it.
1274 2010-04-13 Martin Jambor <mjambor@suse.cz>
1276 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1277 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1278 children. Call replace_uses_with_default_def_ssa_name to handle
1281 2010-04-13 Michael Matz <matz@suse.de>
1284 * builtins.c (expand_builtin_interclass_mathfn): Also create
1285 a register if the predicate doesn't match.
1287 2010-04-13 Diego Novillo <dnovillo@google.com>
1289 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1290 * c-pch.c: Include timevar.h.
1291 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1292 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1293 * ggc-common.c: Include timevar.h.
1294 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1295 * timevar.def (TV_PCH_SAVE): Define.
1296 (TV_PCH_CPP_SAVE): Define.
1297 (TV_PCH_PTR_REALLOC): Define.
1298 (TV_PCH_PTR_SORT): Define.
1299 (TV_PCH_RESTORE): Define.
1300 (TV_PCH_CPP_RESTORE): Define.
1302 2010-04-13 Michael Matz <matz@suse.de>
1304 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1306 (can_reassociate_p): New function.
1307 (break_up_subtract_bb, reassociate_bb): Use it.
1309 2010-04-13 Richard Guenther <rguenther@suse.de>
1312 * builtins.c (c_readstr): Fix assert.
1314 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1316 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1317 when generating cltd insn.
1319 (*ashl<mode>3_1): Remove special handling for register operand 2.
1320 (*ashlsi3_1_zext): Ditto.
1321 (*ashlhi3_1): Ditto.
1322 (*ashlhi3_1_lea): Ditto.
1323 (*ashlqi3_1): Ditto.
1324 (*ashlqi3_1_lea): Ditto.
1325 (*<shiftrt_insn><mode>3_1): Ditto.
1326 (*<shiftrt_insn>si3_1_zext): Ditto.
1327 (*<shiftrt_insn>qi3_1_slp): Ditto.
1328 (*<rotate_insn><mode>3_1): Ditto.
1329 (*<rotate_insn>si3_1_zext): Ditto.
1330 (*<rotate_insn>qi3_1_slp): Ditto.
1332 2010-04-13 Richard Guenther <rguenther@suse.de>
1334 * tree-ssa-structalias.c (callused_id): Remove.
1335 (call_stmt_vars): New.
1336 (get_call_vi): Likewise.
1337 (lookup_call_use_vi): Likewise.
1338 (lookup_call_clobber_vi): Likewise.
1339 (get_call_use_vi): Likewise.
1340 (get_call_clobber_vi): Likewise.
1341 (make_transitive_closure_constraints): Likewise.
1342 (handle_const_call): Adjust to do per-call call-used handling.
1343 (handle_pure_call): Likewise.
1344 (find_what_var_points_to): Remove general callused handling.
1345 (init_base_vars): Likewise.
1346 (init_alias_vars): Initialize call_stmt_vars.
1347 (compute_points_to_sets): Process call-used and call-clobbered
1348 vars for call statements.
1349 (delete_points_to_sets): Free call_stmt_vars.
1351 2010-04-13 Richard Guenther <rguenther@suse.de>
1353 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1354 Only add RW dependence for dependence distance zero.
1355 Adjust maximal vectorization factor according to dependences.
1356 Move alignment handling ...
1357 (vect_find_same_alignment_drs): ... here. New function.
1358 (vect_analyze_data_ref_dependences): Adjust.
1359 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1360 (vect_analyze_data_refs): Adjust minimal vectorization factor
1361 according to data references.
1362 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1363 dependences before determining the vectorization factor.
1364 Analyze alignment after determining the vectorization factor.
1365 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1366 dependences before alignment.
1367 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1369 (vect_analyze_data_refs): Likewise.
1370 (MAX_VECTORIZATION_FACTOR): New define.
1372 2010-04-13 Duncan Sands <baldrick@free.fr>
1374 * except.h (lang_eh_type_covers): Remove.
1375 * except.c (lang_eh_type_covers): Likewise.
1377 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1378 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1380 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1381 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1382 UNITS_PER_LONG where it is ABI relevant.
1383 (s390_return_addr_rtx): Likewise.
1384 (s390_back_chain_rtx): Likewise.
1385 (s390_frame_area): Likewise.
1386 (s390_frame_info): Likewise.
1387 (s390_initial_elimination_offset): Likewise.
1388 (save_gprs): Likewise.
1389 (s390_emit_prologue): Likewise.
1390 (s390_emit_epilogue): Likewise.
1391 (s390_function_arg_advance): Likewise.
1392 (s390_function_arg): Likewise.
1393 (s390_va_start): Likewise.
1394 (s390_gimplify_va_arg): Likewise.
1395 (s390_function_profiler): Likewise.
1396 (s390_optimize_prologue): Likewise.
1397 (s390_rtx_costs): Likewise.
1398 (s390_secondary_reload): Likewise.
1399 (s390_promote_function_mode): Likewise.
1400 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1401 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1402 registers available.
1403 (s390_unwind_word_mode): New function.
1404 (s390_function_value): Split 64 bit values into register pair if
1405 used as return value.
1406 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1407 function call parameters. Handle parallels.
1408 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1409 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1410 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1411 (s390_expand_setmem): Remove unused variable src_addr.
1412 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1413 deal with 64 bit registers.
1414 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1415 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1416 (UNITS_PER_LONG): New macro.
1417 * libjava/include/s390-signal.h: Define extended ucontext
1418 structure containing the upper halfs of the 64 bit registers.
1420 2010-04-13 Simon Baldwin <simonb@google.com>
1422 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1424 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1426 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1427 rvalue on the RHS if the LHS is of a non-renamable type.
1428 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1430 2010-04-13 Matthias Klose <doko@ubuntu.com>
1432 * gcc.c (cc1_options): Handle -iplugindir before processing
1433 the cc1 spec. Only add -iplugindir once.
1434 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1436 * common.opt (iplugindir): Remove `Separate' property, initialize.
1437 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1439 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1440 (distclean): Remove plugin dir.
1441 * doc/invoke.texi: Document -iplugindir.
1443 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1445 * doc/plugins.texi (Loading Plugins): Document short
1446 -fplugin=foo option.
1447 (Plugin API): Mention default_plugin_dir_name function.
1449 * gcc.c (find_file_spec_function): Add new declaration.
1450 (static_spec_func): Use it for "find-file".
1451 (find_file_spec_function): Add new function.
1452 (cc1_options): Add -iplugindir option if -fplugin* options found.
1454 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1456 * plugin.c (add_new_plugin): Updated comment, and handle short
1458 (default_plugin_dir_name): Added new function.
1460 * common.opt (iplugindir): New option to set the plugin directory.
1462 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1464 * config/i386/i386.md (any_rotate): New code iterator.
1465 (rotate_insn): New code attribute.
1467 (SWIM124): New mode iterator.
1468 (<rotate_insn>ti3): New expander.
1469 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1470 any_rotate code iterator.
1471 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1472 using any_rotate code iterator and SWIM124 mode iterator.
1473 (ix86_rotlti3): New insn_and_split pattern.
1474 (ix86_rotrti3): Ditto.
1475 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1476 ix86_rotl{di,ti}3 patterns.
1477 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1478 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1479 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1480 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1481 code iterator and SWI mode iterator.
1482 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1483 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1485 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1486 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1487 (bswap rotatert splitter): Add splitter.
1488 (bswap splitter): Macroize splitter using any_rotate code iterator.
1489 Add insn predicate to split only for TARGET_USE_XCHGB or when
1490 optimizing function for size.
1492 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1494 * config/pa/pa.c (emit_move_sequence): Remove use of
1495 deleted variable flag_argument_noalias.
1497 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1499 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1501 Add to unsupported targets list.
1502 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1503 sparc*-sun-solaris2.[567]* from target lists.
1504 * configure: Regenerate.
1505 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1507 Remove Solaris 7 patch references.
1508 (Specific, sparc-sun-solaris2.7): Removed.
1509 (sparc-sun-solaris2*): Update Solaris 7 example.
1510 (sparc64-*-solaris2*): Likewise.
1512 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1514 * config.build (alpha*-dec-osf4*): Remove.
1515 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1516 of obsolete configurations.
1517 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1519 * config/alpha/t-osf4: Renamed to ...
1520 * config/alpha/t-osf5: ... this.
1521 * config/alpha/osf.h: Renamed to ...
1522 * config/alpha/osf5.h: ... this.
1523 Merged old osf5.h contents.
1525 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1526 (EXTRA_SPECS): Removed.
1527 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1528 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1531 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1533 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1535 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1538 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1539 __thiscall convention.
1541 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1543 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1545 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1547 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1549 * function.c (assign_parms_initialize_all): Add unused attribute
1552 2010-04-12 Richard Guenther <rguenther@suse.de>
1554 * gsstruct.def (GSS_CALL): New.
1555 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1556 * gimple.h: Include tree-ssa-alias.h.
1557 (struct gimple_statement_call): New.
1558 (union gimple_statement_struct_d): Add gimple_call member.
1559 (gimple_call_reset_alias_info): Declare.
1560 (gimple_call_use_set): New function.
1561 (gimple_call_clobber_set): Likewise.
1562 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1563 * gimple.c (gimple_call_reset_alias_info): New function.
1564 (gimple_build_call_1): Call it.
1565 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1566 * tree-inline.c (remap_gimple_stmt): Likewise.
1567 (expand_call_inline): Remove callused handling.
1568 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1569 * tree-dfa.c (dump_variable): Likewise.
1570 * tree-parloops.c (parallelize_loops): Likewise.
1571 * tree-ssa.c (init_tree_ssa): Likewise.
1572 (delete_tree_ssa): Likewise.
1573 * tree-flow-inline.h (is_call_used): Remove.
1574 * tree-flow.h (struct gimple_df): Remove callused member.
1575 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1576 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1577 (ref_maybe_used_by_call_p_1): Simplify.
1578 (call_may_clobber_ref_p_1): Likewise.
1579 * tree-ssa-structalias.c (compute_points_to_sets): Set
1580 the call stmt used and clobbered sets.
1581 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1582 (find_tail_calls): Verify the tail call.
1584 2010-04-12 Richard Guenther <rguenther@suse.de>
1586 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1587 single-iteration always-inline inlining.
1588 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1589 (cgraph_decide_inlining): Do not handle always-inline specially.
1590 (try_inline): Remove always-inline cycle detection special case.
1591 Do not recurse on always-inlines.
1592 (cgraph_early_inlining): Do not iterate if not optimizing.
1593 (cgraph_gate_early_inlining): remove.
1594 (pass_early_inline): Run unconditionally.
1595 (gate_cgraph_decide_inlining): New function.
1596 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1597 not inlining or optimizing.
1598 (cgraph_decide_inlining_of_small_functions): Also consider
1599 always-inline functions.
1600 (cgraph_default_inline_p): Return true for nodes which should
1601 disregard inline limits.
1602 (estimate_function_body_sizes): Assume zero size and time for
1603 nodes which are marked as disregarding inline limits.
1604 (cgraph_decide_recursive_inlining): Do not perform recursive
1605 inlining on always-inline nodes.
1607 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1610 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1611 for exprs satisfying handled_component_p.
1613 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1615 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1616 non-constant aggregate elements.
1618 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1619 is a real initialization.
1621 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1624 * c-decl.c (start_function): Move forward check for nested function.
1626 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1628 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1629 * config/sh/sh.c: Include reload.h.
1630 (sh_legitimize_reload_address): New.
1631 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1632 sh_legitimize_reload_address.
1634 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1636 * config/sh/sh.md (*movqi_pop): New insn pattern.
1637 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1639 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1641 * config/i386/i386.md (any_shiftrt): New code iterator.
1642 (shiftrt_insn): New code attribute.
1644 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1645 using any_shiftrt code iterator.
1646 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1647 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1648 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1649 pattern from corresponding peephole2 patterns.
1650 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1651 using any_shiftrt code iterator.
1652 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1653 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1654 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1655 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1656 *{ashr,lshr}<mode>3_cmp_zext.
1657 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1659 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1661 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1663 (*lshr<mode>3_cconly): Ditto.
1665 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1667 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1668 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1669 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1670 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1672 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1673 from corresponding peephole2 patterns.
1674 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1675 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1676 and *lshrdi3_1_rex64 using SWI mode iterator.
1677 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1678 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1679 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1680 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1681 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1682 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1683 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1684 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1685 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1688 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1690 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1691 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1692 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1693 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1695 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1696 from corresponding peephole2 patterns.
1697 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1698 (ashrsi3_cvt): Rename from ashrsi3_31.
1699 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1700 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1701 and x86_64_shift_adj_3 using SWI48 mode iterator.
1702 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1703 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1704 and *ashrdi3_1_rex64 using SWI mode iterator.
1705 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1706 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1707 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1708 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1709 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1710 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1711 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1712 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1713 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1715 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1716 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1717 x86_shift<mode>_adj_3 expanders.
1719 2010-04-10 Wei Guozhi <carrot@google.com>
1722 * config/arm/arm.c (arm_pic_static_addr): New function.
1723 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1725 (arm_output_addr_const_extra): Output expression for new pattern.
1726 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1728 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1730 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1733 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1734 * web.c: Include "insn-config.h" and "recog.h".
1735 (union_match_dups): New function.
1736 (web_main): Call it.
1737 (union_defs): Don't try to recognize match_dups.
1739 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1740 if doing so would replace the entire pattern.
1742 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1746 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1747 and splitter pattern. Change splitter operand 1 predicate to
1750 2010-04-09 Martin Jambor <mjambor@suse.cz>
1752 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1753 lattices are addresses of CONST_DECLs with the same initial value.
1754 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1755 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1757 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1758 Bernd Schmidt <bernds@codesourcery.com>
1760 * loop-invariant.c (replace_uses): New static function.
1761 (move_invariant_reg): Use it to ensure we can replace the uses.
1763 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1765 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1767 (picochip_override_options): Enable section anchors only above -O1.
1768 (picochip_reorg): Fixed a couple of build warnings.
1770 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1772 * configure.ac (plugin -rdynamic test): Log result.
1773 * configure: Regenerate.
1774 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1775 (RDYNAMIC_SPEC): Define.
1776 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1778 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1780 * configure.ac: Determine Sun ld version numbers.
1781 (comdat_group): Restrict GNU ld version checks to gld.
1782 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1783 (enable_comdat): Support --enable-comdat.
1784 * configure: Regenerate.
1785 * doc/install.texi (Configuration): Document --enable-comdat.
1787 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1789 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1790 * config/sol2-gld.h: ... here.
1791 * config.gcc (sparc*-*-solaris2*): Reflect this.
1792 (i[34567]86-*-solaris2*): Use it.
1794 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1796 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1798 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1800 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1803 * diagnostic.c (diagnostic_initialize): Initialize
1804 some_warnings_are_errors.
1805 (diagnostic_finish): New.
1806 (diagnostic_action_after_output): Call it before exiting.
1807 (diagnostic_report_diagnostic): Do not print message here. Set
1808 some_warnings_are_errors.
1809 * diagnostic.h (diagnostic_context): Delete
1810 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1811 (diagnostic_finish): Declare.
1812 * toplev.c (toplev_main): Call it before exit.
1814 2010-04-09 Jason Merrill <jason@redhat.com>
1817 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1818 for incomplete type.
1821 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1822 based on a warning flag.
1824 2010-04-09 Richard Guenther <rguenther@suse.de>
1826 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1828 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1831 * varasm.c (default_assemble_visibility): Wrap vars that are
1832 set, but unused, by targets without GAS.
1833 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1834 Remove set, but unused, vars.
1835 (rs6000_legitimize_tls_address): Likewise.
1836 (altivec_expand_dst_builtin): Likewise.
1837 * config/darwin.c (machopic_classify_symbol): Likewise.
1838 (machopic_indirection_name): Likewise.
1840 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1842 * config/i386/i386.md (DWI): New mode iterator.
1843 (S): New mode attribute.
1844 (shift_operand): Ditto.
1845 (shift_immediate_operand): Ditto.
1846 (ashl_input_operand): Ditto.
1847 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1848 using SDWIM mode iterator.
1849 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1850 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1852 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1853 from corresponding peephole2 patterns.
1854 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1855 and x86_64_shift_adj_1 using SWI48 mode iterator.
1856 (x86_shift<mode>_adj_2): Ditto.
1857 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1858 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1859 using SWI48 mode iterator.
1860 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1861 *ashldi3_cmp_rex64 using SWI mode iterator.
1862 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1863 *ashldi3_cconly_rex64 using SWI mode iterator.
1864 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1865 x86_shift<mode>_adj_{1,2}.
1866 (ix86_split_ashr): Ditto.
1867 (ix86_split_lshr): Ditto.
1869 2010-04-09 Richard Guenther <rguenther@suse.de>
1871 * target.h (builtin_conversion): Pass in input and output types.
1872 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1873 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1874 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1875 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1877 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1879 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1881 2010-04-09 Richard Guenther <rguenther@suse.de>
1884 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1886 2010-04-09 Richard Guenther <rguenther@suse.de>
1888 * tree-vectorizer.h (struct _stmt_vec_info): Document
1889 that vectype is the type of the LHS.
1890 (supportable_widening_operation, supportable_narrowing_operation):
1891 Get both input and output vector types as arguments.
1892 (vect_is_simple_use_1): Declare.
1893 (get_same_sized_vectype): Likewise.
1894 * tree-vect-loop.c (vect_determine_vectorization_factor):
1895 Set STMT_VINFO_VECTYPE to the vector type of the def.
1896 (vectorizable_reduction): Adjust.
1897 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1898 Adjust. Specify the output vector type.
1899 (vect_pattern_recog_1): Adjust.
1900 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1901 (vectorizable_call): Adjust.
1902 (vectorizable_conversion): Likewise.
1903 (vectorizable_operation): Likewise.
1904 (vectorizable_type_demotion): Likewise.
1905 (vectorizable_type_promotion): Likewise.
1906 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1908 (vect_is_simple_use_1): New function.
1909 (supportable_widening_operation): Get both input and output
1911 (supportable_narrowing_operation): Likewise.
1912 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1914 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1916 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1917 __thiscall and _thiscall as predefined macros.
1918 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1919 thiscall attribute handling.
1920 (ix86_comp_type_attributes): Likewise.
1921 (ix86_function_regparm): Likewise.
1922 (ix86_return_pops_args): Likewise.
1923 (init_cumulative_args): Likewise.
1924 (find_drap_reg): Likewise.
1925 (ix86_static_chain): Likewise.
1926 (x86_this_parameter): Likewise.
1927 (x86_output_mi_thunk): Likewise.
1928 (ix86_attribute_table): Add description for thiscall attribute.
1929 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1930 * doc/extend.texi: Add documentation for thiscall.
1932 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1935 * c.opt (Wint-to-pointer-cast): Available in C++.
1936 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1938 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1940 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1941 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1942 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1943 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1944 function type instead. Reorder and simplify checks.
1946 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1948 2010-04-08 Jing Yu <jingyu@google.com>
1949 Zdenek Dvorak <ook@ucw.cz>
1951 PR tree-optimization/42720
1952 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1953 loop unswitch conditions here from ...
1954 (tree_unswitch_single_loop): ... here.
1956 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1958 * tree-if-conv.c: Fix comments and simplify logic.
1960 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1962 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1963 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1964 (main_tree_if_conversion): Update call to tree_if_conversion.
1966 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1969 * doc/invoke.texi (-b,-V): Delete.
1970 * doc/tm.texi: Do not mention -b.
1971 * gcc.c (display_help): Delete -b and -V.
1972 (process_command): Delete -b and -V.
1973 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1975 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1976 Wolfgang Gellerich <gellerich@de.ibm.com>
1978 Implement target hook for loop unrolling
1979 * target.h (loop_unroll_adjust): Add a new target hook function.
1980 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1981 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1982 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1983 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1984 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1986 (decide_unroll_stupid): Likewise.
1988 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1991 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1993 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1995 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1996 (Specific, *-*-solaris2*): Likewise.
1997 Don't prefer Sun as over GNU as.
1999 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2001 * config/s390/s390.c (override_options): Adjust the z10
2002 defaults for max-unroll-times, max-completely-peeled-insns
2003 and max-completely-peel-times.
2005 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2007 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2008 instructions for z10.
2009 (s390_expand_setmem): Likewise.
2010 (s390_expand_cmpmem): Likewise.
2012 2010-04-08 Richard Guenther <rguenther@suse.de>
2014 PR tree-optimization/43679
2015 * tree-ssa-pre.c (eliminate): Only propagate copies.
2017 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2020 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2021 set but not used variable warning.
2023 2010-04-08 Wei Guozhi <carrot@google.com>
2026 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2027 (arm_size_rtx_costs): Call the new function when optimized for size.
2029 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2032 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2033 op0 is not a MEM, just return NULL instead of assertion
2035 (discover_nonconstant_array_refs): Don't walk debug stmts.
2037 2010-04-08 Doug Kwan <dougkwan@google.com>
2039 * configure.ac: Recognize gold and do not use its version number
2040 to test ld features.
2041 * configure: Regenerate.
2043 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2046 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2047 (negate_value): Move code to push elements to broken_up_substracts ...
2048 (eliminate_plus_minus_pair): ... here. Push operands that have no
2049 negative pair to plus_negates.
2050 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2052 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2054 * doc/install.texi (Configuration): Move description of
2055 --enable-lto, --with-libelf*, --enable-gold from Java section to
2058 * doc/generic.texi (Working with declarations)
2059 (Function Properties, C and C++ Trees): Fix typos.
2060 * doc/sourcebuild.texi (Top Level): Likewise.
2062 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2065 * tree.h (DECL_READ_P): Define.
2066 (struct tree_decl_common): Add decl_read_flag.
2067 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2068 a set but not used warning.
2069 (merge_decls): Merge DECL_READ_P flag.
2070 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2071 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2072 * c-common.c (handle_used_attribute, handle_unused_attribute):
2074 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2076 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2078 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2079 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2080 c_parser_binary_expression, c_parser_cast_expression,
2081 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2082 Call default_function_array_read_conversion instead of
2083 default_function_array_conversion where needed.
2084 (c_parser_unary_expression, c_parser_conditional_expression,
2085 c_parser_postfix_expression_after_primary, c_parser_initelt):
2086 Likewise. Call mark_exp_read where needed.
2087 (c_parser_statement_after_labels, c_parser_asm_operands,
2088 c_parser_typeof_specifier, c_parser_sizeof_expression,
2089 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2091 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2093 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2094 (warn_unused_but_set_parameter): Default to warn_unused
2096 * doc/invoke.texi: Document -Wunused-but-set-variable and
2097 -Wunused-but-set-parameter.
2099 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2100 used count variable.
2101 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2102 when operandN variables aren't used in the body of the expander
2104 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2105 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2106 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2107 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2108 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2109 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2110 * tree.c (PROCESS_ARG): Likewise.
2112 2010-04-07 Simon Baldwin <simonb@google.com>
2114 * diagnostic.h (diagnostic_override_option_index): New macro to
2115 set a diagnostic's option_index.
2116 * c-tree.h (c_cpp_error): Add warning reason argument.
2117 * opts.c (_warning_as_error_callback): New.
2118 (register_warning_as_error_callback): Store callback for
2119 warnings enabled via enable_warning_as_error.
2120 (enable_warning_as_error): Call callback, minor code tidy.
2121 * opts.h (register_warning_as_error_callback): Declare.
2122 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2123 response to -Werror=.
2124 (c_common_init_options): Register warning_as_error_callback in opts.c.
2125 * common.opt: Add -Wno-cpp option.
2126 * c-common.c (struct reason_option_codes_t): Map cpp warning
2127 reason codes to gcc option indexes.
2128 * (c_option_controlling_cpp_error): New function, lookup the gcc
2129 option index for a cpp warning reason code.
2130 * (c_cpp_error): Add warning reason argument, call
2131 c_option_controlling_cpp_error for diagnostic_override_option_index.
2132 * doc/invoke.texi: Document -Wno-cpp.
2134 2010-04-07 Richard Guenther <rguenther@suse.de>
2136 * ipa-reference.c (mark_load): Use get_base_address.
2137 (mark_store): Likewise.
2139 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2140 inserting GIMPLE_NOPs into the IL.
2141 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2142 Explicitly strip handled components and indirect references.
2144 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2145 folding address expressions.
2146 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2147 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2148 operand_equal_p to compare decls.
2149 (ptr_deref_may_alias_decl_p): Likewise.
2150 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2151 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2152 Handle reversed comparison ops.
2153 * tree-sra.c (asm_visit_addr): Use get_base_address.
2154 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2155 * ipa-reference.c (mark_address): Use get_base_address.
2157 2010-04-07 Richard Guenther <rguenther@suse.de>
2159 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2160 Propagate constants everywhere.
2162 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2165 * tree.c (MAX_INT_CACHED_PREC): Define.
2166 (nonstandard_integer_type_cache): New array.
2167 (build_nonstandard_integer_type): Cache results for precision
2168 <= MAX_INT_CACHED_PREC.
2170 2010-04-07 Richard Guenther <rguenther@suse.de>
2172 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2173 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2174 * common.opt: Likewise.
2175 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2176 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2177 (nonoverlapping_memrefs_p): Likewise.
2178 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2179 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2180 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2181 OPT_fargument_noalias_global for backward compatibility.
2183 2010-04-07 Richard Guenther <rguenther@suse.de>
2185 PR tree-optimization/43270
2186 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2187 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2188 * tree-ssa-pre.c (phi_translate_1): Adjust.
2189 (fully_constant_expression): Split out vn_reference handling to ...
2190 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2191 Fold reads from constant strings.
2192 (vn_reference_lookup): Handle fully constant references.
2193 (vn_reference_lookup_pieces): Likewise.
2194 * Makefile.in (expmed.o-warn): Add -Wno-error.
2196 2010-04-07 Martin Jambor <mjambor@suse.cz>
2198 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2200 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2203 * gcc.c: Add -static-libstdc++ to list of recognized options.
2205 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2207 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2209 2010-04-07 Richard Guenther <rguenther@suse.de>
2212 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2213 bases build simple mem attributes to retain points-to information.
2215 2010-04-07 Richard Guenther <rguenther@suse.de>
2218 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2219 preserve points-to related information.
2221 2010-04-07 Richard Guenther <rguenther@suse.de>
2224 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2225 discard plain indirect references.
2226 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2227 * tree.c (tree_nop_conversion): Likewise.
2229 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2232 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2234 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2236 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2237 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2239 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2241 * tree-if-conv.c: Fix indentation and comments.
2243 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2245 * tree-if-conv.c: Sort static functions in topological order.
2247 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2249 * tree-if-conv.c: Fix indentation and comments.
2251 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2254 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2255 lang_hooks.types.type_for_size instead of
2256 build_nonstandard_integer_type.
2257 When converting an unsigned type to signed, double its precision.
2258 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2259 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2260 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2263 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2266 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2267 POINTER_PLUS_EXPR for pointer types.
2269 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2272 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2273 * graphite-clast-to-gimple.c: Include langhooks.h.
2274 (max_signed_precision_type): New.
2275 (max_precision_type): Takes two types as arguments.
2276 (precision_for_value): New.
2277 (precision_for_interval): New.
2278 (gcc_type_for_interval): New.
2279 (gcc_type_for_value): New.
2280 (gcc_type_for_clast_term): New.
2281 (gcc_type_for_clast_red): New.
2282 (gcc_type_for_clast_bin): New.
2283 (gcc_type_for_clast_expr): Split up into several functions.
2284 (gcc_type_for_clast_eq): Rewritten.
2285 (compute_bounds_for_level): New.
2286 (compute_type_for_level_1): New.
2287 (compute_type_for_level): New.
2288 (gcc_type_for_cloog_iv): Removed.
2289 (gcc_type_for_iv_of_clast_loop): Rewritten.
2290 (graphite_create_new_loop): Compute the lower and upper bound types
2291 with gcc_type_for_clast_expr.
2292 (graphite_create_new_loop_guard): Same.
2293 (find_cloog_iv_in_expr): Removed.
2294 (compute_cloog_iv_types_1): Removed.
2295 (compute_cloog_iv_types): Removed.
2296 (gloog): Do not call compute_cloog_iv_types.
2297 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2299 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2300 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2301 (GBB_CLOOG_IV_TYPES): Removed.
2303 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2305 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2306 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2307 (detect_commutative_reduction): Same.
2309 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2311 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2312 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2314 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2315 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2316 (rewrite_commutative_reductions_out_of_ssa): Same.
2317 * passes.c (execute_function_todo): Call verify_ssa for every pass
2318 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2319 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2320 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2321 with an extra argument.
2322 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2323 verify_ssa only when the extra argument is true.
2324 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2325 with an extra argument.
2326 (tree_transform_and_unroll_loop): Same.
2328 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2330 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2331 for all the passes of the LNO having LOOP_CLOSED_SSA.
2332 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2333 * tree-loop-distribution.c (pass_loop_distribution): Same.
2334 * tree-pass.h (TODO_verify_loops): Removed.
2335 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2337 (pass_tree_unswitch): Same.
2338 (pass_predcom): Same.
2339 (pass_vectorize): Same.
2340 (pass_linear_transform): Same.
2341 (pass_graphite_transforms): Same.
2342 (pass_iv_canon): Same.
2343 (pass_complete_unroll): Same.
2344 (pass_complete_unrolli): Same.
2345 (pass_parallelize_loops): Same.
2346 (pass_loop_prefetch): Same.
2347 (pass_iv_optimize): Same.
2349 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2352 * passes.c (init_optimization_passes): Move pass_lim before
2353 pass_copy_prop and pass_dce_loop.
2355 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2358 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2359 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2360 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2361 MULTI_* defines for 4 argument vpermil2p* builtins.
2363 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2365 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2366 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2367 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2368 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2369 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2370 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2371 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2372 Use x86_maybe_negate_const_int to output insn mnemonic.
2373 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2374 check from instruction predicate. Update comments.
2375 * config/i386/sync.md (sync_add<mode>): Use
2376 x86_maybe_negate_const_int to output insn mnemonic.
2378 2010-04-06 Jan Hubicka <jh@suse.cz>
2380 PR tree-optimization/42906
2381 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2382 IGNORE_SELF argument. Set visited_control_parents for fully
2384 (find_obviously_necessary_stmts): Update call of
2385 mark_control_dependent_edges_necessary.
2386 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2388 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2390 * config/i386/i386.md: Remove comment about 'e' and 'E'
2393 2010-04-06 Richard Guenther <rguenther@suse.de>
2395 PR tree-optimization/43627
2396 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2397 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2400 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2402 * BASE-VER: Change to 4.6.0.
2405 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2408 2010-04-06 Richard Guenther <rguenther@suse.de>
2411 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2413 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2415 * doc/invoke.texi (Optimize Options): Document that LTO
2416 won't remove object access purely due to incompatible
2419 2010-04-04 Matthias Klose <doko@ubuntu.com>
2421 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2422 Initialize variable.
2424 2010-04-03 Richard Guenther <rguenther@suse.de>
2427 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2428 require a non-NULL MEM_OFFSET.
2430 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2432 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2433 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2434 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2435 config/alpha/predicates.md, config/arm/arm.md,
2436 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2437 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2438 config/darwin9.h, config/darwin.c, config/darwin.h,
2439 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2440 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2441 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2442 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2443 config/mips/mips.md, config/mn10300/mn10300.c,
2444 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2445 config/rs6000/aix.h, config/rs6000/dfp.md,
2446 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2447 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2448 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2449 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2450 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2451 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2452 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2453 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2454 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2455 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2456 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2457 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2458 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2459 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2460 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2461 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2462 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2463 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2464 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2465 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2466 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2467 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2468 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2469 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2470 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2471 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2472 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2473 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2474 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2475 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2476 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2477 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2478 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2479 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2480 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2481 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2483 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2486 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2487 * aclocal.m4: Regenerate.
2489 2010-04-02 Richard Guenther <rguenther@suse.de>
2491 PR tree-optimization/43629
2492 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2493 if we have seen a constant value.
2495 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2497 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2499 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2502 * arm.c (legitimize_tls_address): Adjust call to
2503 gen_tls_load_dot_plus_four.
2504 (arm_note_pic_base): New function.
2505 (arm_cannot_copy_insn_p): Use it.
2506 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2509 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2514 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2516 * Makefile.in ($(out_object_file)): Depend on
2517 gt-$(basename $(notdir $(out_file))).h.
2519 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2521 * config.gcc (lm32-*-rtems*): Add t-lm32.
2523 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2525 * config.gcc: Add lm32-*-rtems*.
2526 * config/lm32/rtems.h: New file.
2528 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2531 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2533 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2535 * dwarf2out.c (output_compilation_unit_header): For
2536 -gdwarf-4 use version 4 instead of version 3.
2537 (output_line_info): For version 4 and above emit additional
2538 maximum ops per insn header field.
2539 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2541 * dwarf2out.c (is_c_family, is_java): Remove.
2542 (lower_bound_default): New function.
2543 (add_bound_info, gen_descr_array_type_die): Use it.
2545 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2548 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2549 re-declaration when it happens in a function.
2551 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2553 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2554 (cgraph_remove_function_insertion_hook): Same.
2555 (cgraph_call_function_insertion_hooks): Same.
2557 2010-04-01 Richard Guenther <rguenther@suse.de>
2560 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2561 and TREE_THIS_VOLATILE.
2562 (copy_ref_info): Likewise.
2563 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2564 * tree.c (build6_stat): Ignore side-effects of all but arg5
2565 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2568 2010-04-01 Richard Guenther <rguenther@suse.de>
2570 PR tree-optimization/43607
2571 * ipa-type-escape.c (check_call): Do not access non-existing
2574 2010-04-01 Richard Guenther <rguenther@suse.de>
2578 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2579 Jack Howarth <howarth@bromo.med.uc.edu>
2581 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2584 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2586 * doc/install.texi (Prerequisites): Document libelf usability on
2587 IRIX 5/6 and Solaris 2.
2588 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2589 Update GNU as, GNU ld requirements.
2590 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2591 Document Sun Studio compiler download.
2592 Update and simplify as, ld recommendations.
2593 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2595 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2597 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2598 with_tune_32 to pentium4.
2600 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2602 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2604 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2606 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2607 obsoletion, removal.
2609 Document GNU as requirement.
2610 Update configure requirements.
2611 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2612 Recomment IRIX 6.5.18+.
2613 Document IDF/IDL requirement.
2614 Document GNU as requirement.
2615 Document GNU ld bootstrap failure.
2616 Remove freeware.sgi.com reference.
2618 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2620 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2621 UNIX V4.0, V5.0 obsoletion, removal.
2622 Remove --with-gc=simple reference.
2623 Update VM requirements during bootstrap.
2624 Remove -oldas bootstrap description.
2625 Update binutils reference.
2626 Remove comparison failure note.
2628 2010-03-31 Richard Guenther <rguenther@suse.de>
2629 Zdenek Dvorak <ook@ucw.cz>
2630 Sebastian Pop <sebastian.pop@amd.com>
2633 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2634 with multiple arguments.
2635 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2637 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2639 * graphite-dependences.c (print_pddr): Call print_pdr with an
2641 * graphite-poly.c (debug_pdr): Add an extra argument for the
2644 (print_pbb_domain): Same.
2646 (print_scop_context): Same.
2648 (print_cloog): Same.
2649 (debug_pbb_domain): Same.
2653 (debug_scop_context): Same.
2655 (debug_cloog): Same.
2656 (print_scop_params): Same.
2657 (debug_scop_params): Same.
2658 (print_iteration_domain): Same.
2659 (print_iteration_domains): Same.
2660 (debug_iteration_domain): Same.
2661 (debug_iteration_domains): Same.
2662 (print_scattering_function): Same.
2663 (print_scattering_functions): Same.
2664 (debug_scattering_function): Same.
2665 (debug_scattering_functions): Same.
2666 * graphite-poly.h (debug_pdr): Update declaration.
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.
2691 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2693 * graphite-poly.c (print_scattering_function_1): New.
2694 (print_scattering_function): Call it.
2695 (print_scop_params): Remove spaces at the end of lines.
2698 * graphite-poly.h (print_cloog): Declared.
2699 (debug_cloog): Declared.
2701 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2703 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2705 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2706 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2707 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2708 to switch between adding the IV bump in loop->latch or in loop->header.
2710 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2712 * graphite-poly.c (print_scattering_function): Pretty print following
2715 (print_pbb_domain): Same.
2716 (dump_gbb_cases): Same.
2717 (dump_gbb_conditions): Same.
2720 (print_scop_params): Same.
2721 (print_scop_context): Same.
2723 (print_pbb_body): New.
2724 (lst_indent_to): New.
2725 (print_lst): Start new lines with a #.
2726 * graphite-poly.h (pbb_bb): New.
2727 (pbb_index): Use pbb_bb.
2728 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2730 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2732 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2734 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2735 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2736 and 0 instead of 1 for dw_val_class_flag.
2737 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2738 dw_val_class_range_list, dw_val_class_loc_list,
2739 dw_val_class_lineptr and dw_val_class_macptr, use
2740 DW_FORM_flag_present for dw_val_class_flag and
2741 DW_FORM_exprloc for dw_val_class_loc.
2742 (output_die): For -gdwarf-4 print dw_val_class_loc
2743 size as uleb128 instead of 1 or 2 bytes and don't print
2744 anything for dw_val_class_flag.
2746 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2747 instead of cselib_lookup following by tweaking locs->setting_insn.
2750 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2751 even before returning from label, setjmp call or volatile asm
2754 2010-03-31 Richard Guenther <rguenther@suse.de>
2757 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2758 temporary data on stack.
2760 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2762 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2763 (PUSHSECTION_ASM_OP): Remove.
2764 (POPSECTION_ASM_OP): Remove.
2765 (PUSHSECTION_FORMAT): Remove.
2766 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2767 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2768 * config/sol2.c (solaris_output_init_fini): Use it.
2770 2010-03-31 Jie Zhang <jie@codesourcery.com>
2773 * opt-functions.awk (var_type_struct): Use signed char type
2774 for simple variables.
2776 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2778 * config/sol2.c: Include output.h.
2779 (solaris_assemble_visibility): New function.
2780 * config/t-sol2 (sol2.o): Add output.h dependency.
2781 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2782 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2785 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2788 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2789 V2SImode or XFmode on PRE_DEC.
2792 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2795 2010-03-31 Jie Zhang <jie@codesourcery.com>
2798 * reload.h (caller_save_initialized_p): Declare.
2799 * toplev.c (backend_init_target): Don't call
2800 init_caller_save but set caller_save_initialized_p to false.
2801 * caller-save.c (caller_save_initialized_p): Define.
2802 (init_caller_save): Check caller_save_initialized_p.
2803 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2805 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2808 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2809 and soft-fp/t-softfp to tmake_file.
2810 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2811 (LIBGCC2_TF_CEXT): Define.
2814 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2817 * cselib.c (n_useless_values): Document handling of debug locs.
2818 (n_useless_debug_values, n_debug_values): New variables.
2819 (new_elt_loc_list): Don't add to debug values, keep count.
2820 (promote_debug_loc): New.
2821 (cselib_reset_table): Zero new variables.
2822 (entry_and_rtx_equal_p): Promote debug locs.
2823 (discard_useless_locs): Increment n_useless_debug_values for
2825 (remove_useless_values): Adjust n_useless_values and n_debug_values
2826 with n_useless_debug_values.
2827 (add_mem_for_addr): Promote debug locs.
2828 (cselib_lookup_mem): Likewise.
2829 (cselib_lookup_addr): Renamed to...
2830 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2831 (cselib_log_lookup): ... this. Turn into...
2832 (cselib_lookup_addr): ... new wrapper.
2833 (cselib_lookup_from_insn): New.
2834 (cselib_invalidate_regno): Increment n_useless_debug_values for
2836 (cselib_invalidate_mem): Likewise.
2837 (cselib_process_insn): Take n_deleted and n_debug_values into
2838 account to guard remove_useless_value call.
2839 (cselib_finish): Zero n_useless_debug_values.
2840 * cselib.h (cselib_lookup_from_insn): Declare.
2841 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2842 (sched_analyze_2): Likewise.
2844 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2846 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2848 (adjust_mems): Replace narrowing SUBREG of expression containing
2849 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2850 with operations in the narrower mode.
2853 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2854 regs_invalidated_by_call instead all call_used_reg_set registers.
2856 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2859 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2860 pointer comparisons with types_compatible_p.
2861 * tree-vect-stmts.c (vectorizable_call): Same.
2862 (vectorizable_condition): Same.
2864 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2866 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2867 stack check if the mask would be zero.
2869 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2870 Jack Howarth <howarth@bromo.med.uc.edu>
2872 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2875 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2878 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2880 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2881 Include ___unordxf2 and ___unordtf2.
2882 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2885 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2887 * config/lm32/t-lm32: New file.
2888 * config.gcc: Use the above file when targetting lm32.
2890 2010-03-28 Duncan Sands <baldrick@free.fr>
2892 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2894 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2897 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2898 Improve vectorization cost model diagnostic.
2900 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2903 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2904 compute_data_dependences_for_loop returns false, early exit
2905 and output an extra diagnostic for the failed data reference
2908 2010-03-29 Richard Guenther <rguenther@suse.de>
2910 PR tree-optimization/43560
2911 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2912 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2914 2010-03-29 Jie Zhang <jie@codesourcery.com>
2917 * toplev.c (process_options): Set optimization_default_node
2918 and optimization_current_node.
2919 * opts.c (decode_options): Don't set optimization_default_node
2920 and optimization_current_node.
2922 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2924 * config/rtems.h: Abandon -qrtems_debug.
2926 2010-03-28 Jan Hubicka <jh@suse.cz>
2928 PR tree-optimization/43505
2929 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2930 map should not be copied.
2932 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2935 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2936 cdtors, set DECL_PRESERVE_P.
2937 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2940 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2942 PR tree-optimization/43528
2943 * stor-layout.c (place_field): Check that constant fits into
2944 unsigned HWI when skipping calculation of MS bitfield layout.
2946 2010-03-27 Jan Hubicka <jh@suse.cz>
2949 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2950 notice_global_symbol work.
2952 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2954 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2955 instead of dwarf2out_decl.
2956 (struct var_loc_node): Remove section_label field.
2957 (dwarf2out_function_decl): New function.
2958 (dwarf2out_var_location): Don't set section_label field.
2959 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2961 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2963 PR tree-optimization/43544
2964 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2965 First argument for builtin vectorized function hook is now a
2966 tree to be able to distinguish between machine specific and
2968 * targhooks.c (default_builtin_vectorized_function): Ditto.
2969 * targhooks.h (default_builtin_vectorized_function): Ditto.
2970 * target.h (struct gcc_target): Ditto.
2971 * tree-vect-stmts.c (vectorizable_function): Ditto.
2972 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2973 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2976 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2979 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2980 nested binding iff it is a FUNCTION_DECL.
2981 (store_parm_decls_newstyle): Pass nested=true to bind for
2982 FUNCTION_DECLs amongst parameters.
2984 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2986 * var-tracking.c (vt_expand_loc_callback): Don't run
2987 cselib_expand_value_rtx_cb in dummy mode if
2988 cselib_dummy_expand_value_rtx_cb returned false.
2990 * var-tracking.c (emit_note_insn_var_location): For one part
2991 notes with offset 0, don't add EXPR_LIST around the location.
2992 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2993 add_location_or_const_value_attribute): Adjust for that change.
2996 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2997 into first operand and location into second.
2998 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2999 dw_cfi_oprnd_loc for DW_CFA_expression.
3000 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3001 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3002 assume first argument is regnum and second argument is location.
3004 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3007 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3008 of scratch register to DImode. Split to DImode comparison operator.
3009 Use SImode subreg of scratch register in the multiplication.
3010 (*cmp_sadd_sidi): Ditto.
3011 (*cmp_ssub_si): Ditto.
3012 (*cmp_ssub_sidi): Ditto.
3014 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3017 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3018 Remove invalid assert and wrong comment.
3020 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3023 * flags.h (final_insns_dump_p): New extern.
3024 * final.c (final_insns_dump_p): New variable.
3025 (rest_of_clean_state): Set it before -fdump-final-insns=
3026 dumping, clear afterwards.
3027 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3028 MEM_ALIAS_SET on MEMs.
3030 2010-03-26 David S. Miller <davem@davemloft.net>
3032 * configure.ac: Fix sparc GOTDATA_OP bug check.
3033 * configure: Rebuild.
3035 2010-03-26 Alan Modra <amodra@gmail.com>
3037 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3039 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3041 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3042 TLS_SECTION_ASM_FLAG.
3044 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3047 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3048 Clear first_function_block_is_cold.
3051 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3052 argument if the argument is truth_value_p.
3054 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3056 * config/rs6000/constraints.md: Update copyright year for my changes.
3059 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3060 used in reg+reg addressing, swap registers.
3062 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3065 * target.h (struct gcc_target): Add code_end hook.
3066 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3068 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3069 * toplev.c (compile_file): Call targetm.asm_out.code_end
3070 hook before unwind info/debug info output.
3071 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3072 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3073 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3074 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3075 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3076 * config/i386/i386.c (ix86_file_end): Renamed to...
3077 (ix86_code_end): ... this. Make static. Don't call
3078 file_end_indicate_exec_stack. Emit unwind info using
3079 final_start_function/final_end_function.
3080 (darwin_x86_file_end): Remove.
3081 (TARGET_ASM_CODE_END): Define.
3082 * config/i386/i386.h (TARGET_ASM_FILE_END,
3083 NEED_INDICATE_EXEC_STACK): Don't define.
3084 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3085 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3086 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3087 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3090 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3091 at the beginning and final_end_function at the end.
3092 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3094 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3096 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3097 and Sun as TLS syntax.
3098 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3099 * configure: Regenerate.
3100 * config.in: Regenerate.
3101 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3102 (default_elf_asm_named_section): Use it.
3103 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3104 (i386_output_dwarf_dtprel): Likewise.
3105 (output_addr_const_extra): Likewise.
3106 (output_pic_addr_const): Lowercase @GOTTPOFF.
3107 (output_addr_const_extra): Likewise.
3108 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3109 (output_addr_const_extra): Likewise.
3110 (output_pic_addr_const): Lowercase @INDNTPOFF.
3111 (output_addr_const_extra): Likewise.
3112 (output_pic_addr_const): Lowercase @NTPOFF.
3113 (output_addr_const_extra): Likewise.
3114 (output_pic_addr_const): Lowercase @TPOFF.
3115 (output_addr_const_extra): Likewise.
3116 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3117 (*tls_global_dynamic_64): Likewise.
3118 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3119 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3121 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3122 (ASM_OUTPUT_TLS_COMMON): Use it.
3123 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3126 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3127 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3128 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3129 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3130 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3131 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3133 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3135 * config/i386/i386.c (override_options): Don't accept
3136 -mtls-dialect=sun any longer.
3137 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3138 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3139 (*tls_local_dynamic_base_32_sun): Likewise.
3140 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3142 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3145 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3146 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3149 * ira.c (adjust_cleared_regs): New function.
3150 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3154 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3156 * expr.c (expand_expr_real): Restore previous
3157 curr_insn_source_location and curr_insn_block after
3158 expand_expr_real_1 call.
3159 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3160 instead of expand_expr_real_1.
3162 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3164 PR rtl-optimization/43413
3165 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3168 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3171 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3172 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3174 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3176 * config/i386/i386.c (ix86_target_string): Add -mfma.
3177 Fix a typo in comment.
3179 2010-03-22 Mike Stump <mikestump@comcast.net>
3182 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3183 Don't overly align based upon packed packed fields.
3185 2010-03-22 Jason Merrill <jason@redhat.com>
3187 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3188 Use () rather than [], and move before the element type.
3190 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3192 * doc/configfiles.texi (Configuration Files): Removed
3193 fixinc/Makefile*, intl/Makefile.*.
3194 * doc/makefile.texi: Fixed markup. Abstract from version
3195 control system used.
3196 (Makefile): Removed obsolete gcc/java/parse.y example.
3197 * doc/sourcebuild.texi: Likewise.
3198 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3199 libgomp, libssp. Removed fastjar.
3200 (Miscellaneous Docs): Clarify location.
3201 Added COPYING3, COPYING3.LIB.
3202 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3204 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3207 * config/i386/i386.c (x86_function_profiler)
3208 [!NO_PROFILE_COUNTERS]: Fix typo.
3209 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3212 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3213 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3215 * doc/sourcebuild.texi (Test Directives): Split into six
3216 subsections, with most of the current text in new subsections
3217 Directives, Selectors, and Final Actions.
3218 (Directives): Split list of test directives into multiple
3220 (Selectors): Describe use and syntax of selectors.
3221 (Effective-Target Keywords): Describe all existing keywords.
3222 (Add Options): Describe features for dg-add-options.
3223 (Require Support): Describe variants of dg-require-support.
3224 (Final Actions): Describe commands to use in dg-final.
3226 2010-03-22 Michael Matz <matz@suse.de>
3229 * recog.c (validate_replace_rtx_group): Replace also in
3230 REG_EQUAL and REG_EQUIV notes.
3232 2010-03-22 Richard Guenther <rguenther@suse.de>
3234 PR tree-optimization/43390
3235 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3236 sure vector extracts are type correct.
3238 2010-03-22 Richard Guenther <rguenther@suse.de>
3241 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3242 x * sqrt (x) even when optimizing for size if the target
3243 has native support for sqrt.
3245 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3247 * varasm.c (make_decl_rtl_for_debug): Also clear
3248 flag_mudflap for the duration of make_decl_rtl call.
3251 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3252 locs from preserved VALUEs.
3254 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3257 * pa.md (movmemsi): Set align to one if zero.
3258 (movmemdi): Likewise.
3260 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3263 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3264 with their corresponding prologue pushes.
3266 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3269 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3270 at the begining or end.
3271 (spu_expand_epilogue): Likewise.
3273 2010-03-20 Richard Guenther <rguenther@suse.de>
3275 PR rtl-optimization/43438
3276 * combine.c (make_extraction): Properly zero-/sign-extend an
3277 extraction of the low part of a CONST_INT. Also handle
3280 2010-03-19 Mike Stump <mikestump@comcast.net>
3282 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3283 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3284 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3286 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3289 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3292 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3294 PR rtl-optimization/42258
3295 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3296 use that may match DEF.
3299 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3300 the cost of loading the constant rather than assuming
3302 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3303 outer code is AND, do the same tests as the andsi3 expander and
3304 return COSTS_N_INSNS (1) if and is cheap.
3306 * optabs.c (avoid_expensive_constant): Fix formatting.
3308 2010-03-19 Michael Matz <matz@suse.de>
3311 * attribs.c (decl_attributes): When rebuilding a function pointer
3312 type use the same qualifiers as the original pointer type.
3314 2010-03-19 Martin Jambor <mjambor@suse.cz>
3316 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3317 and is_gimple_ip_invariant_address.
3319 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3322 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3324 * config/arm/arm.c (arm_override_options): Turn off
3325 flag_dwarf2_cfi_asm for AAPCS variants.
3327 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3330 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3331 Use PRE_MODIFY instead of PRE_DEC.
3332 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3333 (vfp_emit_fstmd): Likewise.
3335 2010-03-19 Michael Matz <matz@suse.de>
3338 * builtins.c (expand_builtin_interclass_mathfn,
3339 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3342 2010-03-19 Richard Guenther <rguenther@suse.de>
3344 PR tree-optimization/43415
3345 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3346 (phi_translate_1): ... this.
3347 (phi_translate): Move all caching here. Cache all NARY
3348 and REFERENCE translations.
3350 2010-03-19 David S. Miller <davem@davemloft.net>
3352 With help from Eric Botcazou.
3353 * config/sparc/sparc.c: Include dwarf2out.h.
3354 (emit_pic_helper): Delete.
3355 (pic_helper_symbol_name): Delete.
3356 (pic_helper_emitted_p): Delete.
3357 (pic_helper_needed): New.
3358 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3359 (get_pc_thunk_name): New.
3360 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3361 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3362 Set pic_helper_needed to true. Don't call emit_pic_helper.
3363 (sparc_expand_prologue): Update load_pic_register call.
3364 (sparc_output_mi_thunk): Likewise.
3365 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3366 thunk if possible. Output CFI information as needed.
3368 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3369 Jack Howarth <howarth@bromo.med.uc.edu>
3372 * config/i386/i386.h: Fix ABI on darwin x86-32.
3374 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3376 * tree.h: Declare make_decl_rtl_for_debug.
3377 * varasm.c (make_decl_rtl_for_debug): New.
3378 * dwarf2out.c (rtl_for_decl_location): Call it.
3379 * cfgexpand.c (expand_debug_expr): Call it.
3381 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3384 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3388 * var-tracking.c (vt_init_cfa_base): Do nothing if
3389 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3391 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3394 * var-tracking.c (canonicalize_vars_star): New.
3395 (dataflow_post_merge_adjust): Use it.
3397 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3400 * var-tracking.c (non_suitable_const): New function.
3401 (add_uses): For DEBUG_INSNs with constants, don't record any
3402 value, instead just the constant value itself.
3403 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3404 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3405 (emit_notes_in_bb): Likewise.
3406 (emit_note_insn_var_location): For onepart variables if
3407 cur_loc is a VOIDmode constant, use DECL_MODE.
3409 2010-03-18 Martin Jambor <mjambor@suse.cz>
3412 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3413 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3414 all non-clones. Moved call redirection...
3415 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3416 (cgraph_materialize_all_clones): Dispose of all
3417 combined_args_to_skip bitmaps.
3418 (verify_cgraph_node): Do not check for edges pointing to wrong
3419 nodes in inline clones.
3420 * tree-inline.c (copy_bb): Call
3421 cgraph_redirect_edge_call_stmt_to_callee.
3422 * ipa.c (cgraph_remove_unreachable_nodes): Call
3423 cgraph_node_remove_callees even when there are used clones.
3425 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3427 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3429 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3432 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3435 2010-03-18 Michael Matz <matz@suse.de>
3438 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3439 into sqrt(x) if we need to preserve signed zeros.
3441 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3442 Eric Botcazou <ebotcazou@adacore.com>
3444 PR rtl-optimization/43360
3445 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3446 note if we don't know its invariant status.
3448 2010-03-18 Michael Matz <matz@suse.de>
3450 PR tree-optimization/43402
3451 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3452 PHI chains of ssa names registered for update.
3454 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3457 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3458 non-offsettable and pre_modify update addressing.
3459 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3460 and "2" alternatives "#".
3461 (*movdd_softfloat32): Make all alternatives "#";
3462 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3463 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3464 (*movdf_softfloat32): Make all alternatives "#";
3465 (movdi): Use the new DIFD mode iterator to create a common splitter
3466 for movdi, movdf and movdd patterns.
3468 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3470 * common.opt (dumpdir): Remove redundant tab.
3472 2010-03-17 Martin Jambor <mjambor@suse.cz>
3474 PR tree-optimization/43347
3475 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3476 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3478 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3480 PR rtl-optimization/42216
3481 * regrename.c (create_new_chain): New function, broken out from...
3482 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3483 appending a use to an empty chain.
3484 (build_def_use): Remove previous changes that convert OP_INOUT to
3485 OP_OUT operands; instead detect the case where an OP_INOUT operand
3486 uses a previously untracked register and create an empty chain for it.
3488 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3490 * doc/extend.texi (Function Attributes): Rewrite unfinished
3491 sentence in ms_abi documentation.
3493 2010-03-17 Alan Modra <amodra@gmail.com>
3495 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3496 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3497 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3498 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3500 2010-03-16 Richard Henderson <rth@redhat.com>
3503 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3504 (lower_try_finally): Save and restore eh_seq around the expansion
3507 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3509 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3510 statements before splitting block.
3512 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3514 * doc/sourcebuild.texi (Testsuites): Fix markup.
3515 Use pathnames relative to gcc/testsuite.
3516 (Test Directives): Move description of how timeout is determined.
3517 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3518 (C Tests): Correct gcc.misc-tests directory.
3519 Framework tests now live in gcc.test-framework.
3521 2010-03-16 Richard Guenther <rguenther@suse.de>
3524 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3525 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3527 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3528 Alexandre Oliva <aoliva@redhat.com>
3530 PR tree-optimization/42917
3531 * lambda-code.c (remove_iv): Skip debug statements.
3532 (lambda_loopnest_to_gcc_loopnest): Likewise.
3533 (not_interesting_stmt): Debug statements are not interesting.
3535 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3539 * cselib.c (cselib_preserve_constants,
3540 cfa_base_preserved_val): New static variables.
3541 (preserve_only_constants): New function.
3542 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3543 clear its REG_VALUES. If cselib_preserve_constants, don't
3544 empty the whole hash table, but preserve there VALUEs with constants,
3545 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3546 (cselib_preserve_cfa_base_value): New function.
3547 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3548 (cselib_init): Change argument to int bitfield. Set
3549 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3551 (cselib_finish): Clear cselib_preserve_constants and
3552 cfa_base_preserved_val.
3553 * cselib.h (enum cselib_record_what): New enum.
3554 (cselib_init): Change argument to int.
3555 (cselib_preserve_cfa_base_value): New prototype.
3556 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3557 * dse.c (dse_step1): Likewise.
3558 * cfgcleanup.c (thread_jump): Likewise.
3559 * sched-deps.c (sched_analyze): Likewise.
3560 * gcse.c (local_cprop_pass): Likewise.
3561 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3562 If FN is non-NULL, call the callback always and whenever it returns
3563 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3564 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3565 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3566 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3567 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3568 * var-tracking.c: Include recog.h.
3569 (bb_stack_adjust_offset): Remove.
3570 (vt_stack_adjustments): Don't call it, instead just gather the
3571 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3572 (adjust_stack_reference): Remove.
3573 (compute_cfa_pointer): New function.
3574 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3575 (struct adjust_mem_data): New type.
3576 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3578 (get_address_mode): New function.
3579 (replace_expr_with_values): Use it.
3580 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3581 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3582 (adjust_sets): Remove.
3583 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3584 Use get_address_mode.
3585 (get_adjusted_src): Remove.
3586 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3587 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3588 (add_with_sets): Don't call adjust_sets.
3589 (fp_setter, vt_init_cfa_base): New functions.
3590 (vt_initialize): Change return type to bool. Move most of pool etc.
3591 initialization to the beginning of the function from end. Pass
3592 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3593 If !frame_pointer_needed, call vt_stack_adjustment before mos
3594 vector is filled, call vt_init_cfa_base if argp/framep has been
3595 eliminated to sp. If frame_pointer_needed and argp/framep has
3596 been eliminated to hard frame pointer, set
3597 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3598 encountering fp setter in the prologue. For MO_ADJUST, call
3599 log_op_type before pusing the op into mos vector, not afterwards.
3600 Call adjust_insn before cselib_process_insn/add_with_sets,
3601 call cancel_changes (0) afterwards.
3602 (variable_tracking_main_1): Adjust for vt_initialize calling
3603 vt_stack_adjustments and returning whether it succeeded or not.
3605 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3607 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3610 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3612 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3614 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3615 drap_reg has not been set.
3617 2010-03-15 Michael Matz <matz@suse.de>
3620 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3621 use it to expand block copies.
3622 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3623 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3624 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3626 2010-03-15 Richard Guenther <rguenther@suse.de>
3628 PR tree-optimization/43367
3629 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3632 2010-03-15 Richard Guenther <rguenther@suse.de>
3634 PR tree-optimization/43317
3635 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3637 2010-03-15 Martin Jambor <mjambor@suse.cz>
3639 PR tree-optimization/43141
3640 * tree-sra.c (create_abstract_origin): New function.
3641 (modify_function): Call create_abstract_origin.
3643 2010-03-15 Chris Demetriou <cgd@google.com>
3645 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3648 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3651 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3652 call insert_out_of_ssa_copy for default definitions.
3654 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3656 * graphite-clast-to-gimple.c (my_long_long): Defined.
3657 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3658 * graphite-sese-to-poly.c (my_long_long): Defined.
3659 (scop_ivs_can_be_represented): Use it.
3661 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3663 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3664 graphite-max-bbs-per-function, and loop-block-tile-size.
3665 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3667 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3669 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3671 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3672 forward declaration.
3673 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3674 (add_upper_bounds_from_estimated_nit): New.
3675 (build_loop_iteration_domains): Use it.
3677 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3679 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3681 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3684 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3685 should be an INTEGER_CST. Also handle CASE_CONVERT.
3687 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3689 * graphite.c (graphite_initialize): To bound the number of bbs per
3690 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3691 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3692 * doc/invoke.texi: Document it.
3694 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3696 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3697 * graphite-sese-to-poly.h (build_poly_scop): Same.
3699 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3701 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3702 the number of parameters in the scop. Use as an upper bound
3703 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3704 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3705 * doc/invoke.texi: Document it.
3707 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3709 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3710 * doc/c-tree.texi: Remove.
3711 * doc/generic.texi: Merge c-tree.texi here.
3712 * doc/gccint.texi (Trees): Remove menu entry.
3713 (c-tree.texi): Remove @include.
3714 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3715 * doc/languages.texi (Reading RTL): Ditto.
3717 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3720 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3722 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3725 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3726 code added to work around reload clobbering CONST insns.
3728 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3730 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3731 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3732 (cselib_preserve_only_values): Remove retain argument, don't
3733 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3734 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3735 * var-tracking.c (micro_operation): Move insn field before union.
3736 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3737 (struct variable_tracking_info_def): Remove n_mos field, change
3738 mos into a vector of micro_operations.
3739 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3740 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3741 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3742 changing into a vector.
3743 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3744 come before all other uops generated by add_stores.
3745 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3747 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3748 a vector. Run just one pass over the bbs instead of separate counting
3749 and computation phase.
3750 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3753 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3754 into *nonlocalized_list vector.
3755 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3756 even if origin is non-NULL.
3757 (gen_variable_die): Likewise.
3758 (process_scope_var): Don't change origin.
3759 (gen_decl_die): Likewise.
3760 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3761 before adding new edges instead of after it, fix moving over
3764 2010-03-11 David S. Miller <davem@davemloft.net>
3766 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3768 * configure: Rebuild.
3770 2010-03-11 Martin Jambor <mjambor@suse.cz>
3772 PR tree-optimization/43257
3773 * tree.c (assign_assembler_name_if_neeeded): New function.
3774 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3776 * tree.h (assign_assembler_name_if_neeeded): Declare.
3777 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3778 the function if needed.
3780 2010-03-11 Chris Demetriou <cgd@google.com>
3782 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3783 include/stdint-gcc.h, and include/stdint.h world-readable.
3785 2010-03-11 Richard Guenther <rguenther@suse.de>
3787 PR tree-optimization/43255
3788 * tree-vrp.c (process_assert_insertions_for): Do not insert
3789 asserts for trivial conditions.
3791 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3793 PR tree-optimization/43280
3794 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3795 generation. Move calculation of size out of the if branch.
3796 (find_bswap): Modify compare number generation.
3798 2010-03-11 Richard Guenther <rguenther@suse.de>
3801 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3802 (input_gimple_stmt): Fixup handled component types during
3803 operand read. Also fix up decls in ADDR_EXPRs.
3805 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3807 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3808 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3810 2010-03-10 Jan Hubicka <jh@suse.cz>
3813 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3814 * varasm.c (get_variable_section): Don't do that here...
3815 (make_decl_rtl): ... and here.
3816 (do_assemble_alias): Produce decl RTL.
3817 (assemble_alias): Likewise.
3819 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3822 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3823 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3825 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3826 (based_loc_descr): Only express drap or vdrap regno based expressions
3827 using DW_OP_fbreg when not optimizing.
3828 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3829 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3830 REG_CFA_SET_VDRAP note.
3832 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3834 PR tree-optimization/43236
3835 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3836 error in calculation of base address in reverse iteration case.
3837 (generate_builtin): Take number of latch executions if the statement
3840 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3843 * tree-eh.c: Include pointer-set.h.
3844 (lower_eh_dispatch): Filter out duplicate case labels and
3845 remove the unneeded edge when the label is unused. Return
3846 true when some edges are removed.
3847 (execute_lower_eh_dispatch): When any lowering resulted in
3848 removing an edge, also delete unreachable blocks.
3850 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3853 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3854 UNSPEC_MACHOPIC_OFFSET.
3856 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3859 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3860 (m68k_delegitimize_address): New function.
3862 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3865 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3868 * var-tracking.c (adjust_sets): New function.
3869 (count_with_sets, add_with_sets): Use it.
3870 (get_adjusted_src): New inline function.
3871 (add_stores): Use it.
3874 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3875 call cselib_dummy_expand_value_rtx_cb instead of
3876 cselib_expand_value_rtx_cb.
3879 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3880 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3881 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3882 and .cfi_endproc around the pic thunks.
3883 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3884 all queued unwind info register saves are saved before the call.
3885 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3886 considered as sp-=4 for unwind info and the pop as sp+=4 which
3887 also clobbers dest, but doesn't actually restore it.
3890 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3891 RTX_FRAME_RELATED_P.
3893 2010-03-09 Jie Zhang <jie@codesourcery.com>
3895 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3896 whitespaces in output template.
3898 2010-03-09 Jie Zhang <jie@codesourcery.com>
3900 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3903 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3905 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3906 builtins.exp in a separate job.
3908 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3910 * graphite-sese-to-poly.c (add_param_constraints): Use
3911 lower_bound_in_type and upper_bound_in_type.
3913 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3915 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3916 instead of unsigned_type_node.
3918 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3919 Reza Yazdani <reza.yazdani@amd.com>
3922 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3923 on pointer type parameters.
3925 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3929 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3930 handle conversions from pointer to integers.
3931 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3932 induction variable, to be able to work with code generated by CLooG.
3933 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3934 (build_poly_scop): Bail out if we cannot codegen a loop.
3936 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3938 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3939 code generation with gloog_error.
3941 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3943 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3944 Call fold_convert on all the returned values.
3945 (expand_scalar_variables_expr): Pass to
3946 expand_scalar_variables_ssa_name the type of the resulting expression.
3948 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3950 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3951 ppl_min_for_le_pointset.
3952 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3953 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3955 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3957 * graphite-dependences.c (map_into_dep_poly): Removed.
3958 (dependence_polyhedron_1): Use combine_context_id_scat.
3960 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3962 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3963 (struct poly_bb): Same.
3964 (combine_context_id_scat): New.
3966 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3969 * sese.c (name_defined_in_loop_p): Return false for default
3972 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3974 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3975 and clean up the logic.
3977 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3979 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3982 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3984 * var-tracking.c (remove_cselib_value_chains): Define only for
3986 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3987 delete_slot_part, emit_notes_for_differences_1): Don't call
3988 remove_cselib_value_chains here.
3989 (set_slot_part, emit_notes_for_differences_2): Don't call
3990 add_cselib_value_chains here.
3991 (preserved_values): New vector.
3992 (preserve_value): New function.
3993 (add_uses, add_stores, vt_add_function_parameters): Use it
3994 instead of cselib_preserve_value.
3995 (changed_values_stack): New vector.
3996 (check_changed_vars_0): New function.
3997 (check_changed_vars_1, check_changed_vars_2): Use it.
3998 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3999 changed_values_stack VALUEs.
4000 (vt_emit_notes): For all preserved_values call
4001 add_cselib_value_chains. If ENABLE_CHECKING call
4002 remove_cselib_value_chains before verifying value_chains is empty.
4003 Initialize and free changed_values_stack.
4004 (vt_initialize): Initialize preserved_values.
4005 (vt_finalize): Free preserved_values.
4007 2010-03-08 Richard Guenther <rguenther@suse.de>
4009 PR tree-optimization/43269
4010 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4013 2010-03-08 Martin Jambor <mjambor@suse.cz>
4015 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4016 (ipa_is_param_called): Removed.
4017 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4018 (ipa_print_node_params): Do not print the called flag.
4019 (ipa_write_node_info): Do not stream the called flag.
4020 (ipa_read_node_info): Likewise.
4022 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4025 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4026 * cselib.c (struct expand_value_data): Add dummy field.
4027 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4029 (cselib_dummy_expand_value_rtx_cb): New function.
4030 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4032 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4033 * var-tracking.c: Include pointer-set.h.
4034 (variable): Change n_var_parts to char from int. Add
4035 cur_loc_changed and in_changed_variables fields.
4036 (variable_canonicalize): Remove.
4037 (shared_var_p): New inline function.
4038 (unshare_variable): Maintain cur_loc_changed and
4039 in_changed_variables fields. If var was in changed_variables,
4040 replace it there with new_var. Just copy cur_loc instead of
4041 resetting it to something else.
4042 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4043 (dataflow_set_union): Don't call variable_canonicalize.
4044 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4045 of their DEBUG_EXPR_TREE_DECLs.
4046 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4047 and in_changed_variables and cur_loc_changed is false.
4048 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4049 and cur_loc_changed. Don't update cur_loc here.
4050 (variable_merge_over_src): Don't call variable_canonicalize.
4051 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4052 removing loc that is equal to cur_loc, clear cur_loc,
4053 set cur_loc_changed and ensure variable_was_changed is called.
4054 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4055 compare pointers in cur_loc check, if it is equal to loc,
4056 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4057 (variable_different_p): Remove compare_current_location argument,
4058 don't compare cur_loc.
4059 (dataflow_set_different_1): Adjust variable_different_p caller.
4060 (variable_was_changed): If dv had some var in changed_variables
4061 already, reset in_changed_variables flag for it and propagate
4062 cur_loc_changed over to the new variable. On empty var
4063 always set cur_loc_changed. Set in_changed_variables on whatever
4064 var is added to changed_variables.
4065 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4066 Use shared_var_p. When removing loc that is equal to cur_loc,
4067 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4068 end, don't set it to something else, just call variable_was_changed.
4069 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4070 loc being removed, clear cur_loc and set cur_loc_changed.
4071 Set cur_loc_changed if all locations have been removed.
4072 (struct expand_loc_callback_data): New type.
4073 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4074 allocated. Always create SUBREGs if simplify_subreg failed.
4075 Prefer to use cur_loc, when that fails and still in
4076 changed_variables (and seen first time) recompute it. Set
4077 cur_loc_changed of variables which had to change cur_loc and
4078 compute elcd->cur_loc_changed if any of the subexpressions used
4079 had to change cur_loc.
4080 (vt_expand_loc): Adjust to pass arguments in
4081 expand_loc_callback_data structure.
4082 (vt_expand_loc_dummy): New function.
4083 (emitted_notes): New variable.
4084 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4085 that weren't used for any other decl in current
4086 emit_notes_for_changes call call vt_expand_loc_dummy to update
4087 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4088 first loc_chain location if NULL before. Always use just
4089 cur_loc instead of first loc_chain location. When cur_loc_changed
4090 is false, when not --enable-checking=rtl just don't emit any note.
4091 When rtl checking, compute the note and assert it is the same
4092 as previous note. Clear cur_loc_changed and in_changed_variables
4093 at the end before removing from changed_variables.
4094 (check_changed_vars_3): New function.
4095 (emit_notes_for_changes): Traverse changed_vars to call
4096 check_changed_vars_3 on each changed var.
4097 (emit_notes_for_differences_1): Clear cur_loc_changed and
4098 in_changed_variables. Recompute cur_loc of new_var.
4099 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4100 (vt_emit_notes): Initialize and destroy emitted_notes.
4102 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4104 PR rtl-optimization/42220
4105 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4106 Use verify_reg_tracked to determine if we should use OP_OUT rather
4108 (build_def_use): If we see an in-out operand for a register that we
4109 know nothing about, treat is an output if possible, fail the block if
4112 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4115 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4118 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4121 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4122 uses of relevant DEFs that are dead outside the loop too.
4124 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4126 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4128 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4130 * var-tracking.c (values_to_unmark): New variable.
4131 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4132 values_to_unmark vector. Moved body to...
4133 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4134 instead queue it into values_to_unmark vector.
4135 (vt_find_locations): Free values_to_unmark vector.
4137 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4139 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4140 (site.exp): Export them when plugins are enabled.
4142 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4145 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4147 (chrec_fold_multiply): Same.
4149 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4152 * c-decl.c (build_compound_literal): Return early if init is
4155 2010-03-04 Martin Jambor <mjambor@suse.cz>
4157 PR tree-optimization/43164
4158 PR tree-optimization/43191
4159 * tree-sra.c (type_consists_of_records_p): Reject records with
4160 zero-size bit-fields at the end.
4162 2010-03-04 Mike Stump <mikestump@comcast.net>
4164 * Makefile.in (TAGS): Remove *.y.
4166 2010-03-04 Richard Guenther <rguenther@suse.de>
4168 PR tree-optimization/40761
4169 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4171 (my_rev_post_order_compute): New function.
4172 (init_pre): Call it.
4174 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4177 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4178 decrease the cost of an IV candidate when the cost is infinite.
4180 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4182 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4183 Use '3DNow!' for the extension of that name, ensure normal space
4185 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4187 2010-03-03 Jeff Law <law@redhat.com>
4189 * PR middle-end/32693
4190 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4191 than gen_rtx_SUBREG.
4192 (extract_bit_field_1): Likewise.
4194 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4196 * doc/sourcebuild.texi (Test directives): Document that arguments
4197 include-opts and exclude-opts are now optional for dg-skip-if,
4198 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4200 2010-03-03 Jason Merrill <jason@redhat.com>
4203 * cgraph.h (varpool_node): Add extra_name field.
4204 * varpool.c (varpool_extra_name_alias): New.
4205 (varpool_assemble_decl): Emit extra name aliases.
4206 (varpool_mark_needed_node): Look past an extra name alias.
4207 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4208 * lto-streamer-in.c (lto_input_tree): Read it.
4209 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4211 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4213 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4214 (sparc*-*-solaris2*): ...this.
4216 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4219 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4220 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4221 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4222 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4225 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4226 fallthrough to default handling, just with want_address 0 instead of 2.
4227 For single element lists, add_AT_loc directly, otherwise create an
4228 artificial variable DIE and stick location list to it.
4231 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4232 (VAL_EXPR_HAS_REVERSE): Define.
4233 (reverse_op): New function.
4234 (add_stores): For reversible operations add an extra MO_VAL_USE.
4236 2010-03-02 Jason Merrill <jason@redhat.com>
4238 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4240 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4242 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4243 (sparc64-*-linux*): Likewise.
4244 (sparc64-*-solaris2*): Include assembler files before linker ones.
4245 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4246 * config/sparc/gas.h: Delete.
4247 * config/sparc/sol2-64.h: Add copyright notice.
4248 * config/sparc/sol2-gas-bi.h: Likewise.
4249 * config/sparc/sol2-gld.h: Likewise.
4250 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4251 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4252 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4253 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4254 (sparc_elf_asm_named_section): Rename into...
4255 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4257 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4259 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4261 2010-03-02 Jeff Law <law@redhat.com>
4264 * reload1.c (rtx_p, substitute_stack): Declare.
4265 (substitute): Record addresses of changed rtxs.
4266 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4267 Restore the original rtx when complete.
4268 (reload): Free subsitute_stack when complete.
4270 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4272 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4273 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4275 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4276 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4277 Torture Tests): Change from subsection to section.
4279 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4280 Steven Bosscher <steven@gcc.gnu.org>
4282 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4285 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4288 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4289 the assignment from the new induction variable to the assignment
4290 of the value from the original loop PHI function.
4292 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4293 Daniel Jacobowitz <dan@codesourcery.com>
4295 * doc/sourcebuild.texi (Test directives): Clarify options to
4298 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4300 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4301 Disable cfi directives unless GCC and gas agree on using read-only
4302 .eh_frame sections for 64-bit.
4303 * configure: Regenerate.
4305 2010-03-01 Richard Guenther <rguenther@suse.de>
4307 PR tree-optimization/43220
4308 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4309 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4311 2010-03-01 Richard Guenther <rguenther@suse.de>
4312 Martin Jambor <mjambor@suse.cz>
4315 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4316 gimplified parameters.
4318 2010-03-01 Christian Bruel <christian.bruel@st.com>
4320 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4322 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4324 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4326 2010-03-01 Richard Guenther <rguenther@suse.de>
4329 * expr.c (expand_assignment): Use the alias-oracle to tell
4330 if the rhs aliases the result decl.
4332 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4335 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4336 to sol_gt_pch_get_address.
4337 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4338 64-bit, SPARC and x86.
4339 (sol_gt_pch_get_address): New function.
4341 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4343 * toplev.h (inform_n, error_n): Declare.
4344 * diagnostic.c (inform_n, error_n): New function.
4346 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4348 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4349 has no rtl yet when processing local_decls, queue it and recheck
4350 if deferred stack allocation hasn't assigned it rtl.
4352 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4354 * config/sh/sh.c (unspec_bbr_uid): New.
4355 (gen_block_redirect): Use it instead of INSN_UID.
4356 (gen_far_branch): Likewise.
4358 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4360 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4361 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4363 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4365 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4366 (Warning Options): -Wno-conversion-null is valid for
4367 Objective-C++ as well.
4368 * doc/tm.texi (Named Address Spaces): Likewise.
4369 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4370 * doc/tree-ssa.texi (Tree SSA): Likewise.
4372 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4375 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4376 by default. Don't set the default arch for
4377 i[34567]86-*-darwin*|x86_64-*-darwin*.
4379 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4382 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4383 default. Set the default 32bit/64bit archs with $with_arch
4384 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4386 2010-02-27 Richard Guenther <rguenther@suse.de>
4388 PR tree-optimization/43186
4389 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4390 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4391 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4392 unroller iterations.
4394 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4396 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4397 required and i[34567]86-*-* targets don't support 64bit ISA.
4399 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4402 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4405 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4407 * config.gcc: Set the default arch at least to Prescott for
4408 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4409 if SSE math is enabled.
4411 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4413 * diagnostic.c (diagnostic_initialize): Update.
4414 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4416 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4417 (diagnostic_inhibit_notes): New.
4418 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4420 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4423 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4424 * doc/standards.texi: Likewise.
4425 * doc/extend.texi: Likewise.
4426 * doc/trouble.texi: Likewise.
4427 * doc/cppopts.texi: Likewise.
4428 * doc/install.texi: Likewise.
4429 * c.opt (std=c90,std=gnu90): New options.
4430 * c-opts.c (c_common_handle_option): Handle them.
4432 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4435 * c-decl.c (undeclared_variable): Use an informative note.
4437 2010-02-26 Richard Guenther <rguenther@suse.de>
4439 PR tree-optimization/43186
4440 * gimple.h (gimple_fold): Remove.
4441 * gimple.c (gimple_fold): Remove. Inline into single user ...
4442 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4443 Try harder for conditions.
4445 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4448 * function.c (used_types_insert): Don't skip through named pointer
4449 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4450 and it is different from the main variant's type.
4452 2010-02-26 Nick Clifton <nickc@redhat.com>
4454 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4456 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4458 * config.gcc: Support --with-fpmath=sse for x86.
4460 * config/i386/ssemath.h: New.
4462 * doc/install.texi (--with-fpmath=sse): Documented.
4464 2010-02-26 Richard Guenther <rguenther@suse.de>
4466 PR tree-optimization/43188
4467 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4468 vector types of over-aligned element type.
4470 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4473 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4474 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4476 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4478 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4480 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4482 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4483 * var-tracking.c: Include diagnostic.h.
4484 (debug_dv): New function.
4485 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4488 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4489 (add_value_chain, add_value_chains, remove_value_chain,
4490 remove_value_chains): Handle DEBUG_EXPRs.
4491 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4494 * regcprop.c (struct queued_debug_insn_change): New type.
4495 (struct value_data_entry): Add debug_insn_changes field.
4496 (struct value_data): Add n_debug_insn_changes field.
4497 (debug_insn_changes_pool): New variable.
4498 (free_debug_insn_changes, apply_debug_insn_changes,
4499 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4500 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4501 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4503 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4505 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4506 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4507 changes, call cprop_find_used_regs via note_stores.
4508 (copyprop_hardreg_forward): When copying vd from predecessor
4509 which has any queued DEBUG_INSN changes, make sure the pointers are
4510 cleared. At the end call df_analyze and then if there are any
4511 DEBUG_INSN changes queued at the end of some basic block for still
4512 live registers, apply them.
4513 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4515 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4517 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4520 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4522 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4523 targets. Set the default with_cpu/with_arch from arch/cpu.
4524 Allow x86-64 and native for with_cpu/with_arch.
4526 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4528 * ebitmap.c: Change calls to verify_popcount with calls to
4529 sbitmap_verify_popcount.
4530 (ebitmap_clear_bit): Fixed map->cacheindex test and
4531 map>cache update when bit clearing results in an empty
4534 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4537 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4538 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4539 and support both V2DF and V2DI modes.
4540 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4541 support both V2DF and V2DI modes.
4542 (general): Delete trailing whitespace from a few patterns.
4544 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4545 V2DF/V2DI interleave high/low builtins.
4547 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4550 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4551 interleave high/low functions.
4553 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4555 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4556 #pragma extern_prefix.
4558 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4561 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4562 BLKmode, assert op0 is a MEM and just adjust its mode.
4565 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4566 if bitpos isn't multiple of mode's bitsize.
4568 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4570 * c.opt (-ftemplate-depth=): New.
4571 (-ftemplate-depth-): Deprecate.
4572 * optc-gen.awk: Handle -ftemplate-depth=.
4573 * opth-gen.awk: Likewise.
4574 * c-opts.c (c_common_handle_option): Likewise.
4575 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4577 2010-02-24 Jason Merrill <jason@redhat.com>
4579 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4581 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4583 * cfg.c (alloc_aux_for_block): Remove inline.
4584 (alloc_aux_for_edge): Likewise.
4586 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4588 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4590 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4592 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4593 * config/i386/sol2-gas.h: New file.
4594 * config.gcc (i[34567]86-*-solaris2*): Use it.
4596 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4599 * c-typeck.c (ep_convert_and_check): New.
4600 (build_conditional_expr): Use it.
4601 (build_binary_op): Likewise.
4603 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4605 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4608 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4609 bounds even for -O+.
4610 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4611 expr needs to have DECL_NAME set.
4613 2010-02-24 Nick Clifton <nickc@redhat.com>
4615 * config/mep/mep.c: Include gimple.h.
4616 (mep_function_uses_sp): Delete unused function.
4617 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4618 parameters. Use unsigned integers to count args. Return a
4619 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4621 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4624 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4625 greater or equal to nelt instead of 2 * nelt.
4626 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4629 2010-02-23 Jason Merrill <jason@redhat.com>
4632 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4633 in cfun->local_decls even if they have register types.
4636 * stor-layout.c (place_field): Don't warn about unnecessary
4637 DECL_PACKED if the type is packed.
4639 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4642 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4643 GOTOFF relocs, even when the base reg isn't pic pointer.
4645 2010-02-23 Michael Matz <matz@suse.de>
4648 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4649 (expand_gimple_basic_block): Generate and use debug temps if there
4650 are debug uses left after the last real use of TERed ssa names.
4651 Unlink debug immediate uses when they are expanded.
4653 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4656 * config/i386/i386.c (override_options): Reorganise to provide
4657 better error messages.
4659 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4662 * graphite-scop-detection.c (create_single_exit_edge): Move
4663 the call to find_single_exit_edge to....
4664 (create_sese_edges): ...here. Don't handle multiple edges
4665 exiting the function.
4666 (build_graphite_scops): Don't handle multiple edges
4667 exiting the function.
4669 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4672 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4673 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4675 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4678 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4680 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4683 * c-typeck.c (convert_arguments): Print declaration location.
4684 * c-common.c (validate_nargs): Rename as
4685 builtin_function_validate_nargs.
4686 (check_builtin_function_arguments): Update.
4688 2010-02-22 Richard Guenther <rguenther@suse.de>
4691 * tree-inline.c (declare_return_variable): Use the type of
4692 the call stmt lhs if available.
4694 2010-02-22 Duncan Sands <baldrick@free.fr>
4696 * passes.c (register_pass): Always consider all pass lists when
4697 ref_pass_instance_number is zero.
4699 2010-02-22 Richard Guenther <rguenther@suse.de>
4701 PR tree-optimization/42749
4702 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4703 parameter. Do arithmetic in the original type.
4704 (update_accumulator_with_ops): Likewise.
4705 (adjust_accumulator_values): Adjust.
4707 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4709 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4710 (QI to BLKmode splitter): New splitter.
4712 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4714 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4715 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4717 2010-02-22 Richard Guenther <rguenther@suse.de>
4719 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4721 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4723 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4724 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4725 ($(T)crti.o, $(T)crtn.o): Remove rules.
4727 2010-02-21 Tobias Burnus <burnus@net-b.de>
4730 * doc/invoke.texi (-fassociative-math): Document that this
4731 option is automatically enabled for Fortran.
4733 2010-02-20 David S. Miller <davem@davemloft.net>
4735 * configure.ac: Test if linker and assembler properly support
4736 GOTDATA_OP relocations.
4737 * configure: Rebuild.
4738 * config.in: Likewise.
4739 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4740 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4741 (movsi_high_pic): Likewise.
4742 (movdi_lo_sum_pic): Likewise.
4743 (movdi_high_pic): Likewise.
4744 (movsi_pic_gotdata_op): New pattern.
4745 (movdi_pic_gotdata_op): Likewise.
4746 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4747 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4749 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4752 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4753 attribute to ssemul.
4754 (xop_mulv2div2di3_high): Ditto.
4756 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4759 * c.opt (Wconversion-null): New option.
4760 * doc/invoke.texi (Wconversion-null): Document.
4762 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4764 * common.opt (Wlarger-than-): Add Undocumented.
4766 2010-02-19 Mike Stump <mikestump@comcast.net>
4768 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4770 2010-02-19 Jason Merrill <jason@redhat.com>
4773 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4774 * configure: Likewise.
4776 2010-02-20 Alan Modra <amodra@gmail.com>
4779 * cgraph.h (cgraph_make_decl_local): Declare.
4780 * cgraph.c (cgraph_make_decl_local): New function.
4781 (cgraph_make_node_local): Use it.
4782 * cgraphunit.c (cgraph_function_versioning): Likewise.
4783 * ipa.c (function_and_variable_visibility): Likewise.
4785 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4788 * except.c (sjlj_emit_function_enter): Don't call
4789 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4791 * rtl.h (add_reg_br_prob_note): Remove prototype.
4793 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4796 * c-common.c (conversion_warning): Remove widening conversions
4797 before checking the conversion of integers to reals.
4799 2010-02-19 Mike Stump <mikestump@comcast.net>
4802 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4805 * cgraphunit.c (process_function_and_variable_attributes): Check
4806 DECL_PRESERVE_P instead of looking up attribute "used".
4807 * ipa-pure-const.c (check_decl): Likewise.
4808 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4809 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4810 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4811 instead of attribute "used".
4812 * config/sol2-c.c (solaris_pragma_init): Likewise.
4813 (solaris_pragma_fini): Likewise.
4815 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4817 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4818 Use XCNEW instead of xcalloc.
4819 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4820 XNEW instead of xmalloc.
4821 (get_fields): Use XNEWVEC instead of xmalloc.
4824 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4825 populate vars array.
4826 (create_new_general_access): For debug stmts just reset value.
4827 (get_stmt_accesses): For accesses within debug stmts just record them
4828 using add_access_to_acc_sites instead of preventing the peeling or
4829 counting them as accesses.
4832 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4834 2010-02-19 Richard Guenther <rguenther@suse.de>
4836 PR tree-optimization/42916
4837 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4840 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4842 * configure.ac: Replace all uses of changequote in macro arguments
4843 with proper quoting.
4845 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4848 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4850 2010-02-19 Richard Guenther <rguenther@suse.de>
4852 PR tree-optimization/42944
4853 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4854 test for aliasing with errno.
4856 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4859 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4860 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4861 * dojump.c: Include output.h.
4862 (inv): New inline function.
4863 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4864 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4865 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4866 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4867 argument, pass it down to other calls.
4868 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4869 add REG_BR_PROB note to the conditional jump.
4870 * cfgexpand.c (add_reg_br_prob_note): Removed.
4871 (expand_gimple_cond): Don't call it, add the probability
4872 as last argument to jumpif_1/jumpifnot_1.
4873 * Makefile.in (dojump.o): Depend on output.h.
4874 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4876 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4877 * stmt.c (do_jump_if_equal): Likewise.
4878 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4879 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4880 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4882 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4883 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4884 jumpifnot_1 callers.
4885 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4887 (store_expr): Adjust jumpifnot caller.
4888 (store_constructor): Adjust jumpif caller.
4891 * gimplify.c (gimple_boolify): For __builtin_expect call
4892 gimple_boolify also on its first argument.
4894 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4896 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4898 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4899 * configure: Regenerated.
4901 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4903 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4904 lang_hooks.types_compatible_p instead of comptypes.
4906 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4908 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4909 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4910 if __prefer_thumb__ is defined.
4912 2010-02-18 Martin Jambor <mjambor@suse.cz>
4914 PR tree-optimization/43066
4915 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4916 array with zero-sized element type.
4918 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4920 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4921 rtx, allocate struct var_loc_node here and return it to the
4922 caller, and only if it is actually needed.
4923 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4924 move it earlier and return immediately if it returns NULL.
4926 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4928 * config/sparc/gas.h: New file. Restore
4929 TARGET_ASM_NAMED_SECTION to its ELF default.
4930 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4932 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4933 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4934 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4935 after sparc/sysv4.h.
4937 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4939 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4941 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4943 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4944 patterns from predicated pattern.
4946 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4949 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4950 for insn mnemonic suffix.
4952 2010-02-17 Richard Guenther <rguenther@suse.de>
4954 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4957 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4960 * caller-save.c (save_call_clobbered_regs): If BB ends with
4961 a DEBUG_INSN, move any notes in between last real insn and the last
4962 DEBUG_INSN after the last DEBUG_INSN.
4964 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4966 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4967 Fix return type. Fix argument type. Explain meaning of return value.
4969 2010-02-16 Richard Guenther <rguenther@suse.de>
4971 PR tree-optimization/41043
4972 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4973 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4975 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4977 2010-02-16 Ira Rosen <irar@il.ibm.com>
4979 PR tree-optimization/43074
4980 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4981 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4982 vectorizable cycles in hybrid SLP check.
4983 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4985 2010-02-16 Richard Guenther <rguenther@suse.de>
4987 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4988 (true_dependence): If memrefs_conflict_p computes must-alias
4989 trust it. Move TBAA check after offset-based disambiguation.
4990 (canon_true_dependence): Likewise.
4992 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4994 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4995 * doc/invoke.texi: Document it.
4996 * var-tracking.c: Include toplev.h and params.h.
4997 (vt_find_locations): Return bool indicating success. Compute
4998 hash sizes unconditionally. Check new parameter, report.
4999 (variable_tracking_main_1): Check vt_find_locations results and
5000 retry. Renamed from...
5001 (variable_tracking_main): ... this. New wrapper to preserve
5002 flag_var_tracking_assignments.
5003 * Makefile.in (var-tracking.o): Adjust dependencies.
5005 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5006 Jakub Jelinek <jakub@redhat.com>
5009 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5010 if weak_import attribute is present.
5011 * config/darwin.c (machopic_select_section): Likewise.
5013 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5015 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5016 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5017 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5018 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5020 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5023 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5026 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5027 Rewrite text to refer to the names.
5029 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5031 * config/i386/i386-builtin-types.def
5032 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5033 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5034 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5035 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5036 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5037 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5038 IX86_BUILTIN_VPERMIL2PS256.
5039 (MULTI_ARG_4_DF2_DI_I): Defined.
5040 (MULTI_ARG_4_DF2_DI_I1): Defined.
5041 (MULTI_ARG_4_SF2_SI_I): Defined.
5042 (MULTI_ARG_4_SF2_SI_I1): Defined.
5043 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5044 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5045 __builtin_ia32_vpermil2ps256.
5046 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5047 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5048 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5049 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5050 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5051 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5052 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5053 CODE_FOR_xop_vpermil2v8sf3.
5054 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5055 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5056 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5057 (_mm256_permute2_pd): New.
5058 (_mm_permute2_ps): New.
5059 (_mm256_permute2_ps): New.
5061 2010-02-15 Nick Clifton <nickc@redhat.com>
5063 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5064 boolean parameters. Use emit_jump_insn when emitting a pop
5065 instruction containing a return insn.
5066 (push): Use 'true' rather than '1' as second parameter to F.
5067 (h8300_expand_prologue): Likewise.
5068 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5069 (h8300_expand_epilogue): Likewise.
5071 2010-02-15 Richard Guenther <rguenther@suse.de>
5074 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5077 2010-02-15 Nick Clifton <nickc@redhat.com>
5079 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5082 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5084 * intl.c (fake_ngettext): New function.
5085 * intl.h (fake_ngettext): Declare.
5086 (ngettext): Define macro.
5087 * collect2.c (notice_translated): New function.
5088 (main): Use notice_translated and ngettext.
5089 * collect2.h (notice_translated): Declare.
5091 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5093 * reorg.c (delete_computation): Comment fixes.
5094 * caller-save.c (setup_save_areas): Idem.
5095 * sel-sched-dump.c (dump_lv_set): Idem.
5098 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5100 * config/s390/s390.c (s390_sched_init): New function.
5101 (TARGET_SCHED_INIT): Target hook defined.
5103 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5104 Jack Howarth <howarth@bromo.med.uc.edu>
5105 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5108 Partial revert of unintended change in fix for PR41605.
5109 * config/darwin.h: Fix typo.
5110 * config/darwin9.h: Same.
5112 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5114 * c-pch.c (pch_init): Clear v.
5116 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5119 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5120 graphite_can_represent_init for MULT_EXPR.
5122 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5126 * graphite-sese-to-poly.c (remove_phi): New.
5127 (translate_scalar_reduction_to_array): Call remove_phi.
5129 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5132 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5133 * graphite-clast-to-gimple.h (gloog): Update declaration.
5134 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5135 * graphite-poly.h (struct poly_bb): Add missing comments.
5136 (struct scop): Add poly_scop_p field.
5138 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5139 * graphite.c (graphite_transform_loops): Build the polyhedral
5140 representation for each scop before code generation.
5141 * sese.c (rename_variables_in_operand): Removed.
5142 (rename_variables_in_expr): Return the renamed expression.
5143 (rename_sese_parameters): New.
5144 * sese.h (rename_sese_parameters): Declared.
5146 2010-02-11 Richard Guenther <rguenther@suse.de>
5148 PR tree-optimization/42998
5149 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5150 POINTER_PLUS_EXPR properly.
5152 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5153 Changpeng Fang <changpeng.fang@amd.com>
5156 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5157 the cost of an IV candidate when the IV is used in a test against zero.
5159 * gcc.dg/tree-ssa/ivopts-3.c: New.
5161 2010-02-11 Richard Guenther <rguenther@suse.de>
5164 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5165 pointer-vs-decl case by swapping refs. Handle some cases
5166 of pointer-vs-decl disambiguations more conservatively.
5167 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5168 to false after expanding.
5170 2010-02-11 Richard Guenther <rguenther@suse.de>
5173 * gcc.c (process_command): Handle LTO file@offset case more
5176 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5178 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5179 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5181 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5183 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5184 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5185 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5186 Optimize eq/ne comparisons when both arguments are known to be
5188 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5189 Don't mask operands unnecessarily if they are known to be already
5192 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5194 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5197 2010-02-10 Richard Guenther <rguenther@suse.de>
5199 PR tree-optimization/43017
5200 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5201 for wrapping signed arithmetic.
5203 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5206 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5207 if no debug info should be emitted for it.
5209 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5211 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5212 note when flag_exceptions is set.
5214 2010-02-10 Duncan Sands <baldrick@free.fr>
5216 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5218 2010-02-10 Richard Guenther <rguenther@suse.de>
5221 * tree.c (get_unwidened): Handle constants.
5222 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5224 2010-02-10 Martin Jambor <mjambor@suse.cz>
5227 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5228 check for variable argument counts independently.
5230 2010-02-10 Christian Bruel <christian.bruel@st.com>
5233 * config/sh/sh.c (find_barrier): Increase length for non delayed
5234 conditional branches.
5236 2010-02-10 Christian Bruel <christian.bruel@st.com>
5238 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5240 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5242 * builtins.c (set_builtin_user_assembler_name): Also handle
5243 ffs if int is smaller than word.
5245 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5248 * ira-conflicts.c (get_dup): Remove.
5249 (process_reg_shuffles): Add new parameter. Use it as an
5250 additional guard for copy generation.
5251 (add_insn_allocno_copies): Rewrite.
5253 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5255 * common.opt (fsched2-use-traces): Preserved for backward
5257 * doc/invoke.texi: Remove the documentation about option
5258 -fsched2-use-traces.
5259 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5260 flag_sched2_use_traces.
5261 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5262 the backward compatibility flag section.
5264 2010-02-09 Richard Guenther <rguenther@suse.de>
5266 PR tree-optimization/43008
5267 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5268 make HEAP variables initialized from global memory if they
5269 are not known builtin functions.
5270 (find_func_aliases): Adjust.
5272 2010-02-09 Richard Guenther <rguenther@suse.de>
5274 PR tree-optimization/43000
5275 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5276 arithmetic manually.
5278 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5280 PR tree-optimization/42931
5281 * tree-loop-linear.c (try_interchange_loops): Don't call
5282 double_int_mul if estimated_loop_iterations failed.
5284 2010-02-08 Martin Jambor <mjambor@suse.cz>
5287 * tree-sra.c (build_accesses_from_assign): Do not mark in
5288 should_scalarize_away_bitmap if stmt has volatile ops.
5289 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5292 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5294 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5296 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5298 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5301 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5304 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5306 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5309 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5310 to unknown_dependence.
5311 (graphite_legal_transform_dr): Handle the unknown_dependence.
5312 (graphite_carried_dependence_level_k): Same.
5314 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5316 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5318 2010-02-07 Richard Guenther <rguenther@suse.de>
5321 * expr.c (get_inner_reference): Always initialize *pbitsize.
5323 2010-02-07 Richard Guenther <rguenther@suse.de>
5326 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5327 new ARRAY_REFs on variable size element or minimal index arrays.
5329 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5330 gimple_fold_indirect_ref.
5332 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5335 * arm.c (arm_override_options): Just return if the user has specified
5336 an invalid fpu name.
5338 2010-02-03 Jason Merrill <jason@redhat.com>
5341 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5342 i386_pe_maybe_record_exported_symbol.
5344 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5347 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5348 (pa_delegitimize_address): New function.
5350 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5352 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5353 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5355 2010-02-05 Richard Guenther <rguenther@suse.de>
5358 * lto-streamer-in.c (get_resolution): Deal with references
5359 to undefined functions.
5361 2010-02-05 Richard Guenther <rguenther@suse.de>
5363 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5364 (fold_const_aggregate_ref): Likewise.
5365 (ccp_fold_stmt): Substitute loads.
5366 (maybe_fold_reference): Verify types before substituting.
5368 (fold_gimple_assign): Unshare properly.
5369 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5371 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5373 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5374 for rs6000_gen_cell_microcode.
5376 2010-02-04 Richard Guenther <rguenther@suse.de>
5378 PR rtl-optimization/42952
5379 * dse.c (const_or_frame_p): Remove MEM handling.
5381 2010-02-04 Nick Clifton <nickc@redhat.com>
5383 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5384 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5385 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5386 (mn10300_asm_output_mi_thunk): New function.
5387 (mn10300_can_output_mu_thunk): New function.
5388 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5389 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5390 (FUNCTION_ARG): Delete incorrect comment.
5392 2010-02-03 Jason Merrill <jason@redhat.com>
5395 * fold-const.c (operand_equal_p): Handle erroneous types.
5397 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5399 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5401 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5403 PR rtl-optimization/42941
5404 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5407 2010-02-03 Jason Merrill <jason@redhat.com>
5410 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5412 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5415 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5416 (cselib_reset_table): Renamed from...
5417 (cselib_reset_table_with_next_value): ... this.
5418 (cselib_get_next_uid): Renamed from...
5419 (cselib_get_next_unknown_value): ... this.
5420 * cselib.c (next_uid): Renamed from...
5421 (next_unknown_value): ... this.
5422 (cselib_clear_table): Adjust.
5423 (cselib_reset_table): Adjust. Renamed from...
5424 (cselib_reset_table_with_next_value): ... this.
5425 (cselib_get_next_uid): Adjust. Renamed from...
5426 (cselib_get_next_unknown_value): ... this.
5427 (get_value_hash): Use hash.
5428 (cselib_hash_rtx): Likewise.
5429 (new_cselib_val): Adjust. Set and dump uid.
5430 (cselib_lookup_mem): Pass next_uid as hash.
5431 (cselib_subst_to_values): Likewise.
5432 (cselib_log_lookup): Dump uid.
5433 (cselib_lookup): Pass next_uid as hash. Adjust.
5434 (cselib_process_insn): Adjust.
5435 (cselib_init): Initialize next_uid.
5436 (cselib_finish): Adjust.
5437 (dump_cselib_table): Likewise.
5438 * dse.c (canon_address): Dump value uid.
5439 * print-rtl.c (print_rtx): Print value uid.
5440 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5442 (dv_uid): New function, sort of renamed from...
5443 (dv_htab_hash): ... this, reimplemented in terms of it and...
5444 (dv_uid2hash): ... this. New.
5445 (variable_htab_eq): Drop excess assertions.
5446 (tie_break_pointers): Removed.
5447 (canon_value_cmp): Compare uids.
5448 (variable_post_merge_New_vals): Print uids.
5449 (vt_add_function_parameters): Adjust.
5450 (vt_initialize): Reset table. Adjust.
5452 2010-02-03 Richard Guenther <rguenther@suse.de>
5454 PR tree-optimization/42944
5455 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5456 (call_may_clobber_ref_p_1): Likewise. Properly handle
5457 malloc and calloc clobbering errno.
5459 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5461 * doc/invoke.texi: Fix name of sched1 dump.
5463 * opts.c (decode_options): Set flag_tree_switch_conversion
5464 only conditionally on optimize >= 2.
5466 * gcse.c: Assorted comment fixes in pass description.
5468 2010-02-03 Anthony Green <green@moxielogic.com>
5470 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5471 nop padding in order to maintain alignment of storage location of
5472 target function address.
5473 (moxie_trampoline_init): Store target function address at newly
5475 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5477 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5479 2010-02-03 Richard Guenther <rguenther@suse.de>
5482 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5484 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5486 * config.gcc: Reenable check for obsolete targets.
5487 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5488 mips-sgi-irix6.[0-4]*.
5490 2010-02-02 Nick Clifton <nickc@redhat.com>
5492 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5493 constant size of 4 as being the same as 0.
5494 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5495 can take values in the range 0..4.
5497 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5500 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5501 as _darwin10_Unwind_FindEnclosingFunction().
5502 * libgcc-libsystem.ver: New.
5504 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5507 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5508 implicitly set registers.
5510 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5512 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5513 (arm_override_options): Allow automatic selection of the thread
5514 pointer register if thumb2.
5515 (legitimize_pic_address): Improve code sequences for Thumb2.
5516 (arm_call_tls_get_addr): Likewise.
5517 (legitimize_tls_address): Likewise.
5518 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5519 (pic_load_addr_32bit): ... this. New named pattern.
5520 * thumb2.md (pic_load_addr_thumb2): Delete.
5521 (pic_load_dot_plus_four): Delete.
5522 (tls_load_dot_plus_four): New named pattern.
5524 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5527 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5528 Document fix for TLS bug.
5530 2010-01-31 Richard Guenther <rguenther@suse.de>
5532 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5533 conservatively correct.
5535 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5539 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5541 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5543 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5545 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5547 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5549 * config.gcc: Adjust order of makefile fragments for mingw targets.
5551 2010-01-31 Richard Guenther <rguenther@suse.de>
5554 * gimplify.c (gimplify_init_constructor): For volatile LHS
5555 initialize a temporary.
5557 2010-01-31 Matthias Klose <doko@ubuntu.com>
5559 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5561 * configure: Regenerate.
5563 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5565 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5566 the same alias set and their sizes different constantness.
5567 (aliasing_component_refs_p): Revert 2009-10-24 change.
5569 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5571 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5574 2010-01-29 Richard Guenther <rguenther@suse.de>
5576 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5577 Assert we successfully updated the call.
5579 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5581 PR rtl-optimization/42889
5582 * df.h (df_set_bb_dirty_nonlr): New prototype.
5583 * df-core.c (df_set_bb_dirty_nonlr): New function.
5584 * df-scan.c (df_insn_rescan): Call it instead of
5585 df_set_bb_dirty for DEBUG_INSNs.
5587 2010-01-29 Richard Guenther <rguenther@suse.de>
5590 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5591 quadratic behavior in most cases.
5593 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5596 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5597 in the call to gen_x86_movsicc_0_m1.
5599 2010-01-28 Richard Guenther <rguenther@suse.de>
5601 PR tree-optimization/42871
5602 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5604 2010-01-28 Richard Guenther <rguenther@suse.de>
5606 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5607 into call arguments.
5609 2010-01-28 Richard Guenther <rguenther@suse.de>
5612 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5613 the forwarder if the destination is an EH landing pad.
5615 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5617 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5618 block list passed to gimple_duplicate_sese_tail.
5619 (parallelize_loops): Avoid parallelization when the function
5621 Avoid parallelization when the preheader is IRREDUCIBLE.
5622 Try to optimize when estimated_loop_iterations_int is unresolved.
5623 Add the loop's location to the dump file.
5624 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5625 (gimple_duplicate_sese_tail): Remove the check for the latch.
5626 Redirect nexits to the exit block.
5627 Remove handling of the incoming edges to the latch.
5628 Redirect the backedge from the copied latch to the exit bb.
5630 2010-01-28 Michael Matz <matz@suse.de>
5633 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5634 Wrap force_reg into a sequence, emit it before user.
5636 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5638 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5640 (arm_legacy_rev): Likewise.
5641 (thumb_legacy_rev): Likewise.
5643 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5645 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5646 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5647 on MEM's address failed, try avoid_constant_pool_reference and
5648 recurse if it returned something different.
5649 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5650 address, try avoid_constant_pool_reference and recurse if it
5651 returned something different.
5652 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5653 address and avoid_constant_pool_reference returned something
5654 different, don't set have_address.
5656 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5659 * var-tracking.c (val_store): Add modified argument, obey it.
5661 (count_uses): Move down logging of main.
5662 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5663 don't need resolution.
5664 (emit_notes_in_bb): Likewise.
5666 2010-01-27 Richard Guenther <rguenther@suse.de>
5669 * tree-inline.c (remap_decl): Delay remapping of SSA name
5670 default definitions until we need them.
5672 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5674 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5675 (rs6000_delegitimize_address): New function.
5677 * config/s390/s390.c (s390_delegitimize_address): Call
5678 delegitimize_mem_from_attrs.
5681 * tree-inline.c (cannot_copy_type_1): Removed.
5682 (copy_forbidden): Don't forbid copying of functions containing
5683 records/unions with variable length fields.
5685 2010-01-27 Christian Bruel <christian.bruel@st.com>
5689 * config/sh/sh.c (find_barrier): Increase length for non delayed
5690 conditional branches.
5692 2010-01-27 Matthias Klose <doko@ubuntu.com>
5694 * configure.ac (gnu-unique-object): Fix ldd version check.
5695 * configure: Regenerate.
5697 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5699 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5701 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5702 Test for HAVE_GNU_AS value.
5704 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5706 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5707 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5708 INT64_TYPE): Define.
5709 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5710 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5711 INT_LEAST64_TYPE): Define.
5712 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5713 UINT_LEAST64_TYPE): Define.
5714 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5715 INT_FAST64_TYPE): Define.
5716 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5717 UINT_FAST64_TYPE): Define.
5718 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5719 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5720 (SIG_ATOMIC_TYPE): Define.
5722 2010-01-26 Richard Guenther <rguenther@suse.de>
5724 * df-scan.c (df_scan_set_bb_info): Remove assert.
5725 (df_insn_rescan_debug_internal): Merge asserts.
5726 (df_install_ref): Likewise.
5727 (df_mark_reg): Use bitmap_set_range.
5728 (df_hard_reg_used_p): Remove assert.
5729 (df_hard_reg_used_count): Likewise.
5731 2010-01-26 Richard Guenther <rguenther@suse.de>
5733 PR rtl-optimization/42685
5734 * web.c (web_main): Ignore DEBUG_INSNs.
5736 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5738 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5740 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5741 Fix types of fndecl and arglist parameters.
5743 2010-01-26 Richard Guenther <rguenther@suse.de>
5746 * tree-eh.c (unsplit_eh): Skip debug insns.
5748 2010-01-26 Richard Guenther <rguenther@suse.de>
5750 PR tree-optimization/42250
5751 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5753 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5756 * omp-low.c (expand_omp_sections): Only use single_pred if
5757 l2_bb is single_pred_p.
5759 2010-01-25 Christian Bruel <christian.bruel@st.com>
5762 * config/sh/sh.c (find_barrier): Increase length for non delayed
5763 conditional branches.
5764 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5766 2010-01-24 David S. Miller <davem@davemloft.net>
5768 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5769 define if not using GAS.
5770 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5771 Likewise. Delete SECTION_MERGE code, which is only applicable
5774 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5777 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5778 mangling of va_list in system headers.
5780 2010-01-23 Toon Moene <toon@moene.org>
5782 * tree-predcom.c (combine_chains): Return NULL, not false.
5784 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5786 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5787 initialization of variable res to agree with return type.
5789 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5791 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5792 * tree-sra.c: Add include of expr.h.
5794 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5796 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5797 insert the debug stmt on the single non-EH edge from the stmt.
5799 2010-01-22 Richard Henderson <rth@redhat.com>
5802 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5803 the RHS until after generate_subtree_copies has insertted its
5804 code before the current statement.
5806 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5808 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5810 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5812 2010-01-21 Martin Jambor <mjambor@suse.cz>
5814 PR tree-optimization/42585
5815 * tree-sra.c (struct access): New field grp_total_scalarization.
5816 (dump_access): Dump the new field.
5817 (should_scalarize_away_bitmap): New variable.
5818 (cannot_scalarize_away_bitmap): Likewise.
5819 (sra_initialize): Allocate new bitmaps.
5820 (sra_deinitialize): Free new bitmaps.
5821 (create_access_1): New function.
5822 (create_access): Parts moved to create_access_1.
5823 (type_consists_of_records_p): New function.
5824 (completely_scalarize_record): Likewise.
5825 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5826 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5827 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5829 (analyze_all_variable_accesses): Completely scalarize small eligible
5832 2010-01-21 Martin Jambor <mjambor@suse.cz>
5834 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5836 2010-01-21 Andrew Haley <aph@redhat.com>
5838 * gcc.c (process_command): Move lang_specific_driver before
5839 setting cc_libexec_prefix.
5841 2010-01-21 Richard Guenther <rguenther@suse.de>
5844 * fold-const.c (negate_expr_p): Pretend only negative
5845 real constants are easily negatable.
5847 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5848 Jason Merrill <jason@redhat.com>
5850 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5851 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5852 * calls.c (initialize argument_information): Handle it.
5853 * c-common.c (handle_transparent_union_attribute): Use new name.
5854 * c-decl.c (finish_struct): Ditto.
5855 * c-typeck.c (type_lists_compatible_p): Ditto.
5856 (convert_for_assignment): Use new name and also handle record.
5857 * function.c (aggregate_value_p): Handle it.
5858 (pass_by_reference): Ditto.
5859 (assign_parm_data_types): Ditto.
5860 * print-tree.c (print_node): Ditto.
5861 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5862 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5863 * tree.c (first_field): New fn.
5865 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5868 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5869 even when linking statically, for now.
5871 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5874 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5875 without a cselib val.
5876 (count_uses): Accept MO_VAL_SET with no val on stores.
5877 (add_stores): Likewise.
5879 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5881 * var-tracking.c (check_value_val): Add a compile time assertion.
5882 (dv_is_decl_p): Simplify.
5883 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5884 gcc_assert if ENABLE_CHECKING.
5886 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5889 * var-tracking.c: Include tree-flow.h.
5890 (mem_dies_at_call): New.
5891 (dataflow_set_preserve_mem_locs): Use it.
5892 (dataflow_set_remove_mem_locs): Likewise.
5893 (dump_var): Renamed from dump_variable. Adjust all callers.
5894 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5895 * Makefile.in (var-tracking.o): Adjust deps.
5897 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5899 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5901 2010-01-20 Richard Guenther <rguenther@suse.de>
5903 PR tree-optimization/42717
5904 * tree-ssa-dce.c (get_live_post_dom): Remove.
5905 (forward_edge_to_pdom): Take an arbitrary edge to copy
5906 degenerate PHI args from.
5907 (remove_dead_stmt): Use the first post-dominator even if it
5908 does not contain live statements as redirection destination.
5910 2010-01-20 Richard Guenther <rguenther@suse.de>
5912 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5914 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5916 * sel-sched.c (create_speculation_check): Remove set but not used
5918 (try_transformation_cache): Remove set but not used variable ds.
5919 (calculate_privileged_insns): Remove set but not used variables
5920 cur_insn and min_spec_insn.
5921 (find_best_expr): Remove set but not used variable avail_n.
5922 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5924 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5926 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5927 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5930 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5933 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5934 cpu types. Add support for *-sse3 cpu types.
5935 (x86_64-*-*): Ditto.
5937 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5940 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5941 argument, call initializer_constant_valid_p_1 instead of
5942 initializer_constant_valid_p, pass CACHE to it, return NULL
5943 immediately if first call returns NULL.
5944 (initializer_constant_valid_p_1): New function.
5945 (initializer_constant_valid_p): Use it.
5947 2010-01-20 Thomas Quinot <quinot@adacore.com>
5949 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5951 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5953 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5954 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5955 (loc_list_from_tree): Don't handle unsigned division. Handle
5956 signed modulo using DW_OP_{over,over,div,mul,minus}.
5957 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5958 modulo instead of signed.
5960 2010-01-20 DJ Delorie <dj@redhat.com>
5962 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5964 (h8300_emit_stack_adjustment): Propogate it.
5966 (h8300_expand_prologue): Likewise.
5967 (h8300_expand_epilogue): Likewise.
5969 2010-01-19 Michael Matz <matz@suse.de>
5971 PR tree-optimization/41783
5972 * tree-data-ref.c (toplevel): Include flags.h.
5973 (dump_data_dependence_relation): Also dump the inputs if the
5974 result will be unknown.
5975 (split_constant_offset_1): Look through some conversions.
5976 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5977 the offset from last element is too large.
5978 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5979 (reassociate_to_the_same_stmt): Handle vector registers.
5980 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5982 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5983 wide_prolog_niters argument, emit widening instructions.
5984 (vect_do_peeling_for_alignment): Adjust caller, use widened
5985 variant of the iteration cound.
5986 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5988 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5991 * config/arm/neon-testgen.m (emit_automatics): New parameter
5992 features. Adjust for Fixed_return_reg feature.
5993 (test_intrinsic): Call emit_automatics with new feature.
5994 * config/arm/neon.ml: Update copyright years.
5995 (features): New Fixed_return_reg feature.
5996 (ops): Update feature for Vget_low.
5998 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6000 PR tree-optimization/42719
6001 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6005 * fwprop.c (all_uses_available_at): Return false if def_set dest
6006 is a REG that is used in def_insn.
6008 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6010 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6012 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6015 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6017 * target.h (struct gcc_target) <secondary_reload>: Change type
6018 of last argument to secondary_reload_info *.
6020 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6023 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6024 memory references with unaligned offsets. Remove CQImode handling.
6025 (unaligned_memory_operand): Return 1 for memory references with
6026 unaligned offsets. Remove CQImode handling.
6028 2010-01-18 Richard Guenther <rguenther@suse.de>
6031 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6034 2010-01-18 Richard Guenther <rguenther@suse.de>
6036 PR tree-optimization/42781
6037 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6038 restrict processing only if the original variable was artificial.
6040 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6042 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6043 find number of popped argument bytes.
6045 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6046 Fix the text that describes the return value for invalid insns.
6048 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6050 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6051 Clarify what 'cost of the -dependence' is. Fix quoting.
6053 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6054 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6056 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6058 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6059 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6061 2010-01-17 Richard Guenther <rguenther@suse.de>
6064 * function.c (split_complex_args): Take a VEC to modify.
6065 (assign_parms_augmented_arg_list): Build a VEC instead of
6066 a chain of PARM_DECLs.
6067 (assign_parms_unsplit_complex): Take a VEC of arguments.
6068 Do not fixup unmodified parms.
6069 (assign_parms): Deal with the VEC.
6070 (gimplify_parameters): Likewise.
6072 2010-01-17 Richard Guenther <rguenther@suse.de>
6074 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6075 node existence check.
6076 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6077 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6078 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6079 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6080 (gimple_execute_on_growing_pred): Likewise.
6082 2010-01-17 Richard Guenther <rguenther@suse.de>
6084 PR tree-optimization/42773
6085 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6086 (compute_antic_aux): Likewise.
6087 (compute_partial_antic_aux): Likewise.
6089 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6092 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6095 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6097 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6100 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6101 Fix markup for strict argument.
6103 (TARGET_SCHED_REORDER2): Fix argument types.
6105 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6106 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6108 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6109 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6111 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6114 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6115 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6116 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6117 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6118 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6120 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6122 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6124 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6125 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6127 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6129 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6132 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6134 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6135 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6137 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6139 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6141 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6142 referring to it. Fix language.
6144 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6146 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6148 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6150 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6152 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6153 '@var{stream}. Remove stray 'and'.
6155 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6157 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6159 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6161 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6162 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6164 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6165 Fix description of return value.
6166 Rename argument "sz" to "len."
6168 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6169 Clarify meaning of 'true' return value.
6171 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6173 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6174 rep_mode versus mode_rep.
6176 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6178 (TARGET_BUILTIN_DECL): Fix name.
6180 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6182 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6184 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6186 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6188 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6190 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6193 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6194 Rename argument tm_fn to md_fn.
6196 (TARGET_OPTION_PRINT): Fix argument list.
6198 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6201 * config/i386/i386.c (ix86_fixup_binary_operands):
6202 Revert FMA4 fixup of operands.
6204 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6207 * Makefile.in (write_entries_to_file, install-plugin):
6208 Use \012 instead of \n with tr.
6210 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6212 * configure.ac (HAVE_AS_REF): New C macro.
6213 * configure: Regenerate.
6214 * config.in: Likewise.
6215 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6217 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6220 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6222 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6224 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6226 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6228 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6230 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6232 (TARGET_BINDS_LOCAL_P): Fix argument type.
6234 (TARGET_ASM_FILE_END): Use prototype.
6236 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6238 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6240 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6242 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6244 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6245 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6247 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6248 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6250 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6251 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6252 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6253 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6255 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6257 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6259 (TARGET_INIT_BUILTINS): Use prototype.
6261 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6262 Put 'const char *' in braces. Fix parameter types.
6263 (TARGET_INVALID_CONVERSION): Fix parameter types.
6264 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6265 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6267 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6270 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6272 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6274 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6276 * doc/tm.texi (TARGET_HELP): Fix return type.
6278 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6279 in braces. Fix argument types.
6281 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6283 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6285 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6287 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6288 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6290 (TARGET_MANGLE_TYPE): Fix argument types.
6292 (TARGET_IRA_COVER_CLASSES): Use prototype.
6294 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6296 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6298 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6300 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6302 (TARGET_CALLEE_COPIES): Fix argument types.
6304 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6306 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6308 (TARGET_FUNCTION_VALUE): Fix argument types.
6310 (TARGET_RETURN_IN_MSB): Fix argument type.
6312 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6314 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6316 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6318 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6319 agree with return type.
6321 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6323 2010-01-15 Jing Yu <jingyu@google.com>
6325 PR rtl-optimization/42691
6326 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6327 a pseudo to a constant and are merged, and adjust comments.
6329 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6331 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6333 2010-01-15 Richard Guenther <rguenther@suse.de>
6336 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6337 labels of computed or non-local gotos to the destination.
6338 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6339 landing pad label is the first label.
6341 2010-01-15 Richard Guenther <rguenther@suse.de>
6343 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6345 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6348 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6349 to allow generation of the xssqrtdp instruction on power7.
6350 (sqrtdf2_fpr): Ditto.
6352 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6355 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6356 functions with noreturn attribute.
6359 * varasm.c (declare_weak): Add weak attribute to decl if it
6360 doesn't have one already.
6361 (assemble_external): Only add decls to weak_decls if they also
6362 have weak attribute.
6364 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6366 * var-tracking.c (var_reg_delete): Don't delete the association
6367 between REGs and values or one-part variables if the register
6370 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6373 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6374 because its first operand is a non-localized variable.
6376 2010-01-14 Martin Jambor <mjambor@suse.cz>
6378 PR tree-optimization/42706
6379 * tree-sra.c (encountered_recursive_call): New variable.
6380 (encountered_unchangable_recursive_call): Likewise.
6381 (sra_initialize): Initialize both new variables.
6382 (callsite_has_enough_arguments_p): New function.
6383 (scan_function): Call decl and flags check only for IPA-SRA, check
6384 whether there is a recursive call and whether it has enough arguments.
6385 (all_callers_have_enough_arguments_p): New function.
6386 (convert_callers): Look for recursive calls only when
6387 encountered_recursive_call is set.
6388 (ipa_early_sra): Bail out either if
6389 !all_callers_have_enough_arguments_p or
6390 encountered_unchangable_recursive_call.
6392 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6394 * sel-sched.c: Add 2010 to copyright years.
6395 * sel-sched-ir.c: Likewise.
6396 * sel-sched-ir.h: Likewise.
6398 2010-01-14 Martin Jambor <mjambor@suse.cz>
6400 PR tree-optimization/42714
6401 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6402 constructors specially.
6404 2010-01-14 Andi Kleen <ak@linux.intel.com>
6406 * config/i386/drivers-i386.c (detect_caches_intel):
6407 Add l2sizekb parameter and fill in.
6408 (host_detect_local_cpu): Add l2sizekb, fill in.
6409 Add Atom small cache heuristic.
6411 2010-01-14 Andi Kleen <ak@linux.intel.com>
6413 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6414 Add level3 parameter and fill in.
6415 (detect_caches_intel): Handle level3 cache.
6417 2010-01-14 Andi Kleen <ak@linux.intel.com>
6419 * config/i386/drivers-i386.c (host_detect_local_cpu):
6420 Fix core duo detection.
6422 2010-01-14 Andi Kleen <ak@linux.intel.com>
6424 * config/i386/drivers-i386.c (host_detect_local_cpu):
6427 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6429 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6430 (rs6000_variable_issue_1): this. Use...
6431 (rs6000_variable_issue): here. Reimplement. Print debug info.
6433 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6435 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6436 sel_restore_notes. Update all callers. Call reemit_notes
6439 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6441 PR rtl-optimization/42246
6442 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6445 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6447 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6448 all successors is the same as number of successors in current region.
6450 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6452 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6453 to rename is not separable. Otherwise check that its LHS is not NULL.
6455 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6457 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6459 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6461 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6462 available registers when failed to discover LHS register class.
6463 Fix indentation. Update comment.
6465 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6466 Alexander Monakov <amonakov@ispras.ru>
6468 PR rtl-optimization/42389
6469 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6471 (advance_state_on_fence): Likewise.
6472 (sel_target_adjust_priority): Print debug output only when
6473 sched_verbose >= 4, not 2.
6474 (get_expr_cost): Do not issue all unique insns on the next cycle.
6475 (fill_insns): Initialize can_issue_more from the value saved
6477 * sel-sched-ir.c (flist_add): New parameter issue_more.
6478 Init FENCE_ISSUE_MORE with it.
6479 (merge_fences): Likewise.
6480 (init_fences): Update call to flist_add.
6481 (add_to_fences, add_clean_fence_to_fences)
6482 (add_dirty_fence_to_fences): Likewise.
6483 (move_fence_to_fences): Update call to merge_fences.
6484 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6486 * sel-sched-ir.h (struct _fence): New field issue_more.
6487 (FENCE_ISSUE_MORE): New accessor macro.
6489 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6491 PR rtl-optimization/42388
6492 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6493 that have no predecessors nor successors. Do not call move_bb_info
6494 for empty blocks outside of current region.
6496 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6498 PR rtl-optimization/42294
6499 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6500 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6501 originators' originators.
6503 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6505 PR rtl-optimization/39453
6506 PR rtl-optimization/42246
6507 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6509 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6511 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6512 Alexander Monakov <amonakov@ispras.ru>
6515 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6516 (maybe_tidy_empty_bb): ... here. Make static. Add new
6517 argument. Update all callers.
6518 (tidy_control_flow): ... and here. Recompute topological order
6519 of basic blocks in region if necessary.
6520 (sel_redirect_edge_and_branch): Change return type. Return true
6521 if topological order might have been invalidated.
6522 (purge_empty_blocks): Export and move from...
6523 * sel-sched.c (purge_empty_blocks): ... here.
6524 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6525 (maybe_tidy_empty_bb): Delete prototype.
6526 (purge_empty_blocks): Declare.
6528 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6530 PR rtl-optimization/42249
6531 * sel-sched.c (try_replace_dest_reg): When chosen register
6532 and original register is the same, do not bail out early, but
6533 still check all original insns for validity of replacing destination
6534 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6537 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6540 Port from no-undefined-overflow branch:
6541 2009-03-09 Richard Guenther <rguenther@suse.de>
6543 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6545 2010-01-14 Richard Guenther <rguenther@suse.de>
6548 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6550 2010-01-14 Ira Rosen <irar@il.ibm.com>
6552 PR tree-optimization/42709
6553 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6554 as scalar type in creation of constant vector operand.
6556 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6559 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6560 (check-parallel-%): Match `testsuite' directory component only
6563 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6565 PR translation/39521
6566 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6569 2010-01-13 Richard Guenther <rguenther@suse.de>
6571 PR tree-optimization/42730
6572 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6575 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6578 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6579 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6582 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6584 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6585 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6586 ___umulsi3_highpart.
6588 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6589 rather than schedule_insns if the pass is enabled.
6591 2010-01-13 Martin Jambor <mjambor@suse.cz>
6593 PR tree-optimization/42704
6594 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6597 2010-01-13 Martin Jambor <mjambor@suse.cz>
6599 PR tree-optimization/42703
6600 * tree-sra.c (analyze_access_subtree): Check that we can build a
6601 reference to the original data within the aggregate.
6603 2010-01-13 Richard Guenther <rguenther@suse.de>
6605 PR tree-optimization/42705
6606 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6608 2010-01-13 Richard Guenther <rguenther@suse.de>
6611 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6613 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6616 * var-tracking.c (values_to_unmark): New variable.
6617 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6618 values_to_unmark vector. Moved body to...
6619 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6620 instead queue it into values_to_unmark vector.
6621 (vt_find_locations): Free values_to_unmark vector.
6623 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6625 * config/s390/s390.c (override_options): Set
6626 default of max-pending-list-length to 256
6628 2010-01-13 Richard Guenther <rguenther@suse.de>
6631 * tree-pass.h (PROP_gimple_lcx): New.
6632 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6633 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6634 before the final cleanup_eh.
6635 (dump_properties): Dump PROP_gimple_lcx.
6636 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6637 (tree_lower_complex_O0): Remove.
6638 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6639 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6640 tree_lower_complex, schedule TODO_update_ssa.
6641 * lto-streamer-out.c (output_function): Stream the functions
6643 * lto-streamer-in.c (input_function): Likewise.
6644 (lto_read_body): Do not override them here.
6646 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6649 * c-typeck.c (build_c_cast): Fold value cast to union type before
6650 wrapping it in a CONSTRUCTOR.
6652 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6654 PR rtl-optimization/42699
6655 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6658 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6660 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6661 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6662 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6663 SUBTARGET_WARN_UNUSED_SPEC): ... here
6664 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6666 2010-01-12 Julian Brown <julian@codesourcery.com>
6668 * config/arm/neon-schedgen.ml (Utils): Don't try to
6669 open missing module.
6670 (find_with_result): New.
6672 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6675 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6676 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6678 PR tree-optimization/42645
6679 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6680 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6681 decl_map, set processing_debug_stmt to -1 and return name without
6684 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6686 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6687 binutils version, and reword target configuration description.
6689 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6691 * config/avr/avr.h (LINKER_NAME): Remove.
6693 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6696 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6697 that support VSX, warn for -mno-altivec if vsx is not disabled,
6700 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6701 Shujing Zhao <pearly.zhao@oracle.com>
6703 PR translation/42469
6704 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6705 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6706 character between option name and help text.
6707 * c.opt (imultilib): Likewise.
6709 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6711 * lto-streamer-out.c (output_unreferenced_globals): Output static
6714 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6716 PR rtl-optimization/42621
6717 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6718 optimizing for size.
6719 (duplicate_computed_gotos): Remove now-redundant check.
6721 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6724 * configure.ac: Save and restore LDFLAGS and LIBS
6725 * configure: Regenerate.
6727 2010-01-10 Richard Guenther <rguenther@suse.de>
6730 * builtins.c (fold_builtin_strlen): Add type argument and
6731 convert the resulting length to it.
6732 (fold_builtin_1): Adjust.
6734 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6736 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6737 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6739 (num_insns_constant_wide): Adjust for that change.
6741 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6744 * web.c (union_defs): Add used argument, to combine uses of
6746 (entry_register): Adjust type and tests of used argument.
6747 (web_main): Widen used for new use. Pass it to union_defs.
6748 * df.h (union_defs): Adjust prototype.
6750 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6753 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6754 uses in new incoming argument. Free body.
6755 (reset_debug_uses_in_loop): New.
6756 (analyze_insn_to_expand_var): Call the latter if the former found
6757 anything. Fix whitespace. Reject invalid dest overlaps before
6758 going through all insns in the loop.
6760 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6763 * haifa-sched.c (dying_use_p): Debug insns don't count.
6765 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6768 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6769 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6770 (verify_gimple_call): Reject LHS in noreturn calls.
6772 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6776 * tree-vect-loop-manip.c (adjust_info): New type.
6777 (adjust_vec): New pointer to vector.
6778 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6779 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6780 (slpeel_update_phis_for_duplicate_loop): Use them.
6781 (slpeel_update_phi_nodes_for_guard1): Likewise.
6782 (slpeel_update_phi_nodes_for_guard2): Likewise.
6783 (slpeel_tree_peel_loop_to_edge): Likewise.
6784 (vect_update_ivs_after_vectorizer): Likewise.
6786 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6788 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6789 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6791 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6793 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6794 bogus uninitialized warning.
6796 2010-01-09 Richard Guenther <rguenther@suse.de>
6799 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6800 the evolution is compatible with the initial condition.
6802 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6804 * gcc.c (process_command): Update copyright notice dates.
6805 * gcov.c (print_version): Likewise.
6806 * gcov-dump.c (print_version): Likewise.
6807 * mips-tfile.c (main): Likewise.
6808 * mips-tdump.c (main): Likewise.
6810 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6813 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6815 (rotlhi3_8): Delete.
6817 (rotlsi3_8): Delete.
6818 (rotlsi3_16): Delete.
6819 (rotlsi3_24): Delete.
6821 (*rotw<mode>3): New.
6822 (*rotb<mode>3): New.
6823 * config/avr/avr.c (avr_rotate_bytes): New function.
6824 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6826 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6829 * configure.ac: Modify -rdynamic check.
6830 * configure: Regenerate.
6832 2010-01-08 DJ Delorie <dj@redhat.com>
6834 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6835 register popping order.
6837 2010-01-08 Richard Guenther <rguenther@suse.de>
6840 * c.opt (fsigned-char): Also let LTO handle this option.
6841 (funsigned-char): Likewise.
6843 2010-01-07 Richard Guenther <rguenther@suse.de>
6845 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6846 (gimple_op): Likewise.
6847 (gimple_op_ptr): Likewise.
6848 (gimple_assign_set_lhs): Remove gcc_assert.
6849 (gimple_assign_set_rhs1): Likewise.
6850 (gimple_assign_set_rhs2): Likewise.
6851 (gimple_call_set_lhs): Likewise.
6852 (gimple_call_set_fn): Likewise.
6853 (gimple_call_set_fndecl): Likewise.
6854 (gimple_call_fndecl): Likewise.
6855 (gimple_call_return_type): Likewise.
6856 (gimple_call_set_chain): Likewise.
6857 (gimple_call_num_args): Likewise.
6858 (gimple_call_set_arg): Likewise.
6859 (gimple_cond_set_code): Likewise.
6860 (gimple_cond_set_lhs): Likewise.
6861 (gimple_cond_set_rhs): Likewise.
6862 (gimple_cond_set_true_label): Likewise.
6863 (gimple_cond_set_false_label): Likewise.
6864 (gimple_label_set_label): Likewise.
6865 (gimple_goto_set_dest): Likewise.
6866 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6867 (gimple_debug_bind_get_value): Likewise.
6868 (gimple_debug_bind_get_value_ptr): Likewise.
6869 (gimple_debug_bind_set_var): Likewise.
6870 (gimple_debug_bind_set_value): Likewise.
6871 (gimple_debug_bind_reset_value): Likewise.
6872 (gimple_debug_bind_has_value_p): Likewise.
6873 (gimple_return_retval_ptr): Remove gcc_assert.
6874 (gimple_return_retval): Likewise.
6875 (gimple_return_set_retval): Likewise.
6876 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6877 (safe_referenced_var_iterator): Remove.
6878 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6879 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6880 (fill_referenced_var_vec): Remove.
6881 (first_readonly_imm_use): Remove redundant gcc_assert.
6882 (phi_arg_index_from_use): Combine gcc_asserts.
6883 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6884 (first_imm_use_stmt): Remove redundant gcc_assert.
6885 * tree-cfg.c (verify_gimple_call): Verify function and chain
6886 operands. Verify arguments.
6887 (verify_types_in_gimple_stmt): Verify condition code and labels.
6889 2010-01-07 Richard Guenther <rguenther@suse.de>
6891 PR tree-optimization/42641
6892 * sese.c (rename_map_elt_info): Use the SSA name version, do
6895 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6897 PR tree-optimization/42625
6898 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6899 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6901 2010-01-07 Duncan Sands <baldrick@free.fr>
6903 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6905 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6908 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6909 note itself is not function_invariant_p.
6911 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6913 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6914 Do not add the DF_NOTE problem.
6915 * store-motion.c (execute_rtl_store_motion): Likewise.
6917 2010-01-07 Martin Jambor <mjambor@suse.cz>
6919 PR tree-optimization/42157
6920 * tree-sra.c (compare_access_positions): Stabilize sort if both
6921 accesses have integer types, return zero immediately if they are the
6924 2010-01-06 Richard Henderson <rth@redhat.com>
6927 * haifa-sched.c (add_to_note_list): Merge into ...
6928 (concat_note_lists): ... here, and ...
6929 (unlink_other_notes, rm_other_notes): Merge into...
6930 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6931 NOTE_INSN_EPILOGUE_BEG.
6933 2010-01-06 Richard Guenther <rguenther@suse.de>
6935 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6936 not inline regular functions into always-inline functions.
6938 2010-01-06 Nick Clifton <nickc@redhat.com>
6940 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6941 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6943 (OVERRIDE_OPTIONS): Delete.
6944 (OPTIMIZATION_OPTIONS): Define.
6945 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6946 * config/rx/rx.c (rx_handle_option): Issue an error message if
6947 -mcpu=rx200 and -fpu are used together.
6948 (rx_set_optimization_options): New function. Issue an error
6949 message if an optimization attribute attempts to reset the FPU/
6950 math optimization pairing.
6951 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6952 * config/rx/rx.opt: Set the default to 32-bit doubles.
6953 * config/rx/t-rx: Add multilibs for -nofpu option.
6954 * doc/invoke.texi: Update documentation of RX options.
6956 2010-01-06 Richard Guenther <rguenther@suse.de>
6958 * tree-ssa-pre.c (name_to_id): New global.
6959 (alloc_expression_id): Simplify SSA name handling.
6960 (lookup_expression_id): Likewise.
6961 (init_pre): Zero name_to_id.
6962 (fini_pre): Free it.
6964 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6966 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6968 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6971 * config/i386/sse.md (smaxv2di3): New.
6972 (umaxv2di3): Likewise.
6973 (sminv2di3): Likewise.
6974 (uminv2di3): Likewise.
6976 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6979 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6980 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6981 (legitimize_tls_address): Likewise.
6982 (sparc_tls_referenced_p): Likewise.
6983 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6984 and adjust calls to legitimize_pic_address.
6985 (legitimate_constant_p) Use sparc_tls_referenced_p.
6986 (legitimate_pic_operand_p): Likewise.
6987 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6988 (sparc_tls_symbol_ref_1): Delete.
6989 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6990 (legitimize_tls_address): Make static, handle CONST patterns.
6991 (legitimize_pic_address): Make static, remove unused parameter and
6992 adjust recursive calls.
6993 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6994 and adjust call to legitimize_pic_address.
6995 (sparc_output_mi_thunk): Likewise.
6997 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6998 H.J. Lu <hongjiu.lu@intel.com>
7001 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7002 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7003 operands to make them signed.
7006 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7009 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7010 GTU to GT for V4SI and V2DI.
7012 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7013 (umin<mode>3): Removed.
7015 (uminv4si3): Likewise.
7017 2010-01-05 Martin Jambor <mjambor@suse.cz>
7019 PR tree-optimization/42462
7020 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7021 current_function_decl to helper functions and macros.
7023 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7026 * flags.h: Don't include real.h.
7027 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7028 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7029 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7030 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7031 * dominance.c: Update copyright.
7032 * gimple.c (walk_gimple_op): Remove inline.
7033 * tree-ssa-reassoc.c: Include real.h.
7034 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7035 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7037 2010-01-05 Nick Clifton <nickc@redhat.com>
7039 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7040 register to push into the stack frame when the accumulator has to
7041 be saved during interrupts.
7043 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7045 * doc/invoke.texi: Remove the documentation about option
7047 * common.opt (Wunreachable-code): Preserved for backward
7049 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7050 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7051 the backward compatibility flag section.
7053 2010-01-05 Richard Guenther <rguenther@suse.de>
7055 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7057 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7060 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7062 PR tree-optimization/42508
7063 * tree-sra.c (convert_callers): Check for recursive call
7064 by comparing cgraph nodes instead of decls.
7065 (modify_function): Call ipa_modify_formal_parameters also
7066 on all same_body aliases.
7068 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7069 cgraph nodes when checking for same_body aliases.
7071 2010-01-05 Richard Guenther <rguenther@suse.de>
7073 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7074 allocation and lookup.
7075 (get_or_alloc_expr_for_constant): Likewise.
7076 (phi_translate): Sink allocation.
7078 2010-01-04 Richard Guenther <rguenther@suse.de>
7080 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7081 a new entry only if needed.
7082 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7083 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7085 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7087 (phi_translate): Handle CONSTANTs early.
7089 2010-01-04 Martin Jambor <mjambor@suse.cz>
7091 PR tree-optimization/42398
7092 * tree-sra.c (struct access): Removed flag grp_different_types.
7093 (dump_access): Do not dump the removed flag.
7094 (sort_and_splice_var_accesses): Do not set the removed flag.
7095 (sra_modify_expr): Check for type compatibility directly.
7097 2010-01-04 Martin Jambor <mjambor@suse.cz>
7099 PR tree-optimization/42366
7100 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7101 edges with variable number of parameters.
7102 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7103 flag instead of asserting it.
7104 (ipa_read_node_info): Read uses_analysis_done flag.
7106 2010-01-04 Richard Guenther <rguenther@suse.de>
7108 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7109 iterative_hash_* as intended.
7110 (vn_reference_compute_hash): Likewise. Simplify hashing
7112 (vn_reference_lookup_2): Likewise.
7113 (vn_nary_op_compute_hash): Likewise.
7114 (vn_phi_compute_hash): Likewise.
7115 (expressions_equal_p): Remove strange code.
7116 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7117 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7118 (bitmap_insert_into_set_1): Take value-id as parameter.
7119 (add_to_value): Pass it.
7120 (bitmap_insert_into_set): Likewise.
7121 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7123 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7126 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7127 (do_self_spec): For switches with SWITCH_IGNORE set set also
7128 SWITCH_IGNORE_PERMANENTLY.
7129 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7132 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7134 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7135 tree of an unreferenced global var.
7137 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7140 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7141 GTU to GT for V4SI and V2DI.
7143 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7144 (umin<mode>3): Removed.
7146 (uminv4si3): Likewise.
7148 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7151 * collect2.c (main): Turn on trace in collect2 if -v is passed
7154 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7156 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7157 description of expression operand.
7159 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7161 * configure.ac: Add install-html to target_list for Make-hooks.
7162 * configure: Regenerate.
7163 * fortran/Make-lang.in (F95_HTMLFILES): New.
7164 (fortran.html): Use it.
7165 (fortran.install-html): New.
7166 * Makefile.in (install-html): Add lang.install-html.
7167 * java/Make-lang.in (JAVA_HTMLFILES): New.
7168 (java.html): Use it.
7169 (java.install-html): New.
7170 * objc/Make-lang.in (objc.install-html): New.
7171 * objcp/Make-lang.in (obj-c++.install-html): New.
7172 * cp/Make-lang.in (c++.install-html): New.
7173 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7174 * lto/Make-lang.in (lto.install-html): New.
7176 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7179 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7181 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7183 PR rtl-optimization/41862
7184 * store-motion.c (store_killed_in_insn, compute_store_table,
7185 remove_reachable_equiv_notes, replace_store_insn,
7186 build_store_vectors): Ignore all DEBUG_INSNs.
7188 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7191 * common.opt: Add dumpdir.
7193 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7195 (option_map): Add --dumpdir.
7197 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7199 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7201 * opts.c (decode_options): Try dump_dir_name first if
7202 dump_base_name isn't an absolute path.
7203 (common_handle_option): Handle OPT_dumpdir.
7205 * toplev.c (dump_dir_name): New.
7206 (print_switch_values): Also ignore -dumpdir.
7208 * toplev.h (dump_dir_name): New.
7210 2010-01-03 Richard Guenther <rguenther@suse.de>
7212 PR tree-optimization/42589
7213 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7214 double-word expansion of bswap32.
7216 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7218 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7219 with BLOCK_FOR_INSN.
7220 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7221 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7222 noce_process_if_block): Likewise.
7223 * gcse.c (compute_local_properties, insert_expr_in_table,
7224 insert_set_in_table, canon_list_insert, find_avail_set,
7225 pre_insert_copy_insn): Likewise.
7227 * basic-block.h (BLOCK_NUM): Move from here...
7228 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7230 2010-01-03 Richard Guenther <rguenther@suse.de>
7232 PR tree-optimization/42438
7233 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7234 contains_may_not_return_call flag.
7235 (BB_MAY_NOTRETURN): New.
7236 (valid_in_sets): Trapping nary operations are not valid
7237 in blocks that may not return.
7238 (insert_into_preds_of_block): Remove check for trapping expressions.
7239 (compute_avail): Compute also BB_MAY_NOTRETURN.
7241 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7243 * doc/invoke.texi: Add 2010 to copyright years.
7245 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7247 * config/sparc/sparc.c: Fix formatting nits.
7249 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7250 Alexander Monakov <amonakov@ispras.ru>
7252 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7254 2010-01-02 Richard Guenther <rguenther@suse.de>
7257 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7258 (simplify_switch_using_ranges): Mark to be removed edges
7261 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7263 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7265 * collect2.c (scan_libraries): Add missing argument in call to
7268 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7271 * config/alpha/predicates.md (aligned_memory_operand): Return false
7273 (unaligned_memory_operand): Return true for CQImode.
7274 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7275 doesn not cross aligned SImode word boundary.
7277 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7279 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7281 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7282 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7284 2010-01-02 Richard Guenther <rguenther@suse.de>
7287 * toplev.c (compile_file): Emit LTO marker properly. Change
7289 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7291 2010-01-01 Richard Guenther <rguenther@suse.de>
7294 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7296 2010-01-01 Richard Guenther <rguenther@suse.de>
7299 * c-decl.c (grokdeclarator): For zero-size arrays force
7300 structural equality checks as layout_type does.
7302 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7304 * builtins.c: Update copyright to 2010.
7306 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7309 * lto-streamer-out.c (produce_asm): Revert the last change.
7310 (copy_function): Likewise.
7312 * lto-streamer.c (lto_get_section_name): Skip any leading
7315 2010-01-01 Richard Guenther <rguenther@suse.de>
7318 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7322 Copyright (C) 2010 Free Software Foundation, Inc.
7324 Copying and distribution of this file, with or without modification,
7325 are permitted in any medium without royalty provided the copyright
7326 notice and this notice are preserved.