1 2010-05-26 Kai Tietz <kai.tietz@onevision.com>
3 * builtin-types.def (BT_INT128): New primitive type.
4 (BT_UINT128): Likewise.
5 * c-common.c (c_common_r): Add __int128 keyword.
6 (c_common_type_for_size): Handle __int128.
7 (c_common_type_for_mode): Likewise.
8 (c_common_signed_or_unsigned_type): Likewise.
9 (c_common_nodes_and_builtins): Add builtin type
10 if target supports 128-bit integer scalar.
11 * c-common.h (enum rid): Add RID_INT128.
12 * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
13 if target supports 128-bit integer scalar.
14 * c-decl.c (declspecs_add_type): Handle new keyword
16 (finish_declspecs): Likewise.
17 * c-parser.c (c_token_starts_typename): Handle RID_INT128.
18 (c_token_starts_declspecs): Likewise.
19 (c_parser_declspecs): Likewise.
20 (c_parser_attributes): Likewise.
21 (c_parser_objc_selector): Likewise.
22 * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
23 * c-tree.h (enum c_typespec_keyword): Add cts_int128.
24 * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
25 * tree.c (make_or_reuse_type): Likewise.
26 (make_unsigned_type): Likewise.
27 (build_common_tree_nodes_2): Likewise.
28 * tree.h (enum integer_type_kind): Add itk_int128 and
30 (int128_integer_type_node): New define..
31 (int128_unsigned_type_node): New define.
32 * cp/cp-tree.h (cp_decl_specifier_seq): Add new bifield
34 * cp/decl.c (grokdeclarator): Handle __int128.
35 * cp/parser.c (cp_lexer_next_token_is_decl_specifier_ke): Likewise.
36 (cp_parser_simple_type_specifier): Likewise.
37 * cp/rtti.c (emit_support_tinfos): Add int128 nodes for rtti.
38 * cp/typeck.c (cp_common_type): Handle __int128.
39 * cp/mangle.c (integer_type_codes): Add itk_int128 and
41 * doc/extend.texi: Add documentation about __int128 type.
43 2010-05-26 Richard Guenther <rguenther@suse.de>
45 * tree-ssa-sccvn.c (copy_nary): Adjust.
46 (copy_phis): Rename to ...
47 (copy_phi): ... this. Adjust.
48 (copy_references): Rename to ...
49 (copy_reference): ... this. Adjust.
50 (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
51 result into the valid table.
53 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
55 * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
56 insn-config.h, insn-codes.h, recog.h, and optabs.h.
58 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
60 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic):
63 2010-05-26 Richard Guenther <rguenther@suse.de>
65 * opts.c (common_handle_option): Handle OPT_Ofast.
67 2010-05-26 Joseph Myers <joseph@codesourcery.com>
69 * diagnostic.c: Don't include opts.h.
70 (permissive_error_option): Define.
71 (diagnostic_initialize): Take n_opts parameter. Allocate memory
72 for classify_diagnostic. Don't use memset for
73 classify_diagnostic. Initialize new and recently added fields.
74 (diagnostic_classify_diagnostic): Use context->n_opts instead of
76 (diagnostic_report_diagnostic): Pass context parameter to
77 diagnostic_report_warnings_p. Use option_enabled and option_name
79 (emit_diagnostic): Use permissive_error_option.
80 (permerror): Likewise.
81 * diagnostic.h: Don't include options.h.
82 (struct diagnostic_context): Add n_opts, opt_permissive,
83 inhibit_warnings, warn_system_headers, option_enabled and
84 option_name fields. Change classify_diagnostic to a pointer.
85 * opts-diagnostic.h: New file.
86 * opts.c: Include opts-diagnostic.h.
87 (common_handle_option): Set global_dc fields for -Wfatal-errors,
88 -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
89 (option_name): New function.
90 * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
91 (c_common_handle_option): Set global_dc->permissive for
93 * c-common.c (c_cpp_error): Save and restore
94 global_dc->warn_system_headers, not variable warn_system_headers.
95 * toplev.c: Include opts-diagnostic.h.
96 (general_init): Update call to diagnostic_initialize. Set
97 global_dc->show_column, global_dc->option_enabled and
98 global_dc->option_name.
99 (process_options): Don't set global_dc fields here.
100 * Makefile.in (DIAGNOSTIC_H): Remove options.h.
101 (diagnostic.o, opts.o, toplev.o): Update dependencies.
103 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
105 * config/picochip/picochip.md (movsi): Split a movsi from a
108 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
110 * ggc-zone.c: Update copyright year.
111 (poison_region): Mark memory for Valgrind as undefined before
112 memset () call and inaccessible afterwards.
113 (ggc_pch_total_size): Change type of i to int.
115 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
117 * ggc-common.c (ggc_free_overhead): Allow empty slot.
119 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
121 * ggc-common.c: Update copyright year.
122 (ggc_rlimit_bound): Remove prototype. Compile only if
123 !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
124 (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
125 && !ENABLE_GC_ALWAYS_COLLECT. Make static.
126 (ggc_min_heapsize_heuristic): Likewise.
128 2010-05-26 Richard Guenther <rguenther@suse.de>
130 PR rtl-optimization/44164
131 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
132 no-common access-path disambiguation.
133 (indirect_ref_may_alias_decl_p): Adjust.
134 (indirect_refs_may_alias_p): Likewise.
135 (refs_may_alias_p_1): Likewise.
137 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
139 * c-typeck.c: Do not include expr.h.
141 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
143 * rtl.h (decl_default_tls_model): Move prototype from here...
144 * output.h: ...to here.
145 * c-decl.c: Do not include rtl.h.
146 * c-pragma.c: Likewise.
147 * c-parser.c: Likewise.
148 * c-gimplify.c: Likewise. And also not hard-reg-set.
149 * c-common.c: Do not include rtl.h. Include tm_p.h and add a
150 FIXME note for it. Add a FIXME note for expr.h.
151 * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
152 ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
155 2010-05-26 Jakub Jelinek <jakub@redhat.com>
158 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
159 or total_size is larger than red zone size for non-V4 ABI, emit a
160 stack_tie resp. frame_tie insn before stack pointer restore.
161 * config/rs6000/rs6000.md (frame_tie): New insn.
163 2010-05-25 Eric Botcazou <ebotcazou@adacore.com>
165 * function.h (struct function): Add can_throw_non_call_exceptions bit.
166 * lto-streamer-in.c (input_function): Stream it in.
167 * lto-streamer-out.c (output_function): Stream it out.
168 * function.c (allocate_struct_function): Set it.
169 (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
170 for flag_non_call_exceptions.
171 * cfgbuild.c (control_flow_insn_p): Likewise.
172 (make_edges): Likewise.
173 * cfgexpand.c (expand_stack_alignment): Likewise.
174 * combine.c (distribute_notes): Likewise.
175 * cse.c (cse_extended_basic_block): Likewise.
176 * except.c (insn_could_throw_p): Likewise.
177 * gcse.c (simple_mem): Likewise.
178 * ipa-pure-const.c (check_call): Likewise.
179 (check_stmt ): Likewise.
180 * lower-subreg.c (lower-subreg.c): Likewise.
181 * optabs.c (emit_libcall_block): Likewise.
182 (prepare_cmp_insn): Likewise.
183 * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
184 * postreload.c (rest_of_handle_postreload): Likewise.
185 * reload1.c (reload_as_needed): Likewise.
186 (emit_input_reload_insns): Likewise.
187 (emit_output_reload_insns): Likewise.
188 (fixup_abnormal_edges): Likewise.
189 * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
190 * store-motion.c (find_moveable_store): Likewise.
191 * tree-eh.c (stmt_could_throw_p): Likewise.
192 (tree_could_throw_p): Likewise.
193 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
194 * config/arm/arm.c (arm_expand_prologue): Likewise.
195 (thumb1_expand_prologue): Likewise.
196 * config/rx/rx.md (cbranchsf4): Likewise.
198 * config/s390/s390.c (s390_emit_prologue): Likewise.
199 * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
200 (inline_forbidden_into_p): New predicate.
201 (expand_call_inline): Use it to forbid inlining.
202 (tree_can_inline_p): Likewise.
204 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
206 * config/i386/i386-c.c: Do not include rtl.h.
207 * config/i386/t-i386: Update dependencies.
209 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
211 * attribs.c: Do not include rtl.h.
212 * Makefile.in: Update dependencies.
214 2010-05-25 Anatoly Sokolov <aesok@post.ru>
216 * double-int.h (double_int_and): New.
217 * combine.c (try_combine): Clean up, use double_int_* and
218 immed_double_int_const functions.
220 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
222 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
223 stderr to /dev/null instead of grep -q.
224 * configure: Regenerate.
226 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
228 * Makefile.in (EXCEPT_H): Fix typo.
230 2010-05-25 Vladimir Makarov <vmakarov@redhat.com>
232 * ira-build.c (update_conflict_hard_reg_costs): New.
233 (ira_build): Call update_conflict_hard_reg_costs.
235 2010-05-25 Jakub Jelinek <jakub@redhat.com>
238 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
240 (intersect_loc_chains): Walk the s2var's loc_chain together
241 with s1node chain as long as the locations are equal, don't
242 call find_loc_in_1pdv in that case.
245 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
246 (copy_bind_expr): ... instead of here.
247 (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
248 if the block hasn't been remapped.
249 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
250 emitting concrete instance of abstract VLA, add DW_AT_type attribute.
252 2010-05-25 Richard Guenther <rguenther@suse.de>
255 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
256 out-of-bounds array accesses.
258 2010-05-25 Richard Guenther <rguenther@suse.de>
260 * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
261 (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
262 (run_gcc): Re-organize to make cleanup easier.
264 2010-05-25 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
266 * config/s390/s390.c (optimization_options): Fix and move the
267 flag_prefetch_loop_arrays override ...
268 (override_options): ... here.
270 2010-05-25 Joseph Myers <joseph@codesourcery.com>
272 * diagnostic.c: Don't include plugin.h.
273 (diagnostic_report_diagnostic): Don't handle plugins specially
274 here. Pass context to internal_error callback.
275 * diagnostic.h (struct diagnostic_context): Add context parameter
276 to internal_error callback.
277 * plugin.c (warn_if_plugins, plugins_internal_error_function):
279 * plugin.h (struct diagnostic_context): Declare.
280 (warn_if_plugins, plugins_internal_error_function): Declare.
281 * toplev.c (general_init): Set global_dc->internal_error.
282 * Makefile.in (diagnostic.o): Update dependencies.
284 2010-05-25 Iain Sandoe <iains@gcc.gnu.org>
286 * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
287 * config/rs6000/t-darwin64: New.
288 * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
291 2010-05-25 Christian Borntraeger <borntraeger@de.ibm.com>
294 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
295 match the original (and intended) behaviour before r159557. This
296 changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
299 2010-05-25 Richard Guenther <rguenther@suse.de>
301 * doc/invoke.texi: Document -Ofast.
302 * target.h (struct gcc_target): Add handle_ofast.
303 * target-def.h (TARGET_HANDLE_OFAST): Add.
304 (TARGET_INITIALIZER): Adjust.
305 * opts.c (decode_options): Handle -Ofast. Enable
307 * common.opt (Ofast): Add.
309 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
311 * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
312 * doc/md.texi (cstoreXX4): Update for cond-optab changes.
314 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
317 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
318 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
319 false_rtx. Use false_rtx to compute the correct *ptest for reversed
320 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
322 2010-05-25 Jakub Jelinek <jakub@redhat.com>
324 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
325 DW_OP_minus with negated offset instead of DW_OP_plus.
326 (loc_list_from_tree): Don't test whether second operand is
329 2010-05-25 Wei Guozhi <carrot@google.com>
331 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
332 tst instruction and a new alternative.
333 * config/arm/constraints.md (Pu): New constraint.
335 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
337 * function.c (assign_stack_local_1): Initialize variable
338 to avoid warning when bootstrapping at -O3.
340 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
342 * configure.ac (all_lang_makefiles): Remove everything related to it.
343 * configure: Regenerate.
344 * Makefile.in: Fix reference to ada Make-lang.in.
345 Remove support for LANG_MAKEFILES.
347 2010-05-24 Daniel Jacobowitz <dan@codesourcery.com>
348 Sandra Loosemore <sandra@codesourcery.com>
350 * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
351 * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
352 description. Add arm_neon_fp16_ok.
353 (Add Options): Add arm_neon and arm_neon_fp16.
355 2010-05-24 Joseph Myers <joseph@codesourcery.com>
357 * diagnostic.c: Don't include flags.h.
358 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
359 context parameters. Check flags in the context passed as a
361 (diagnostic_build_prefix): Add context parameter. Check
362 show_column flag in context.
363 (diagnostic_action_after_output): Check fatal_errors flag in
365 (diagnostic_report_current_module): Check show_column flag in
367 (default_diagnostic_starter): Update call to
368 diagnostic_build_prefix.
369 (diagnostic_report_diagnostic): Pass context to
370 pedantic_warning_kind.
371 (emit_diagnostic): Pass context to permissive_error_kind.
372 (permerror): Pass context to permissive_error_kind.
373 * diagnostic.h (struct diagnostic_context): Add show_column,
374 pedantic_errors, permissive and fatal_errors fields.
375 (diagnostic_build_prefix): Update prototype.
377 * toplev.c (process_options): Set flags in global_dc from
378 flag_show_column, flag_pedantic_errors, flag_permissive,
380 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
381 to diagnostic_build_prefix.
382 * Makefile.in (diagnostic.o): Update dependencies.
384 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
386 * config/i386/ia32intrin.h (__crc32q): Define only if
387 __SSE4_2__ is defined.
389 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
393 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
394 DECL_VISIBILITY_SPECIFIED.
395 (emutls_decl): Set DECL_PRESERVE_P and copy
396 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
397 (emutls_finalize_control_var): New callback.
398 (emutls_finish): Finalize emutls control variables.
399 * toplev.c (compile_file): Move the call to emutls_finish ()
400 before varpool_assemble_pending_decls ().
402 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
404 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
405 added to the preprocessor condition.
407 2010-05-24 Paul Brook <paul@codesourcery.com>
409 * gengtype-lex.l: Add HARD_REG_SET.
410 * expr.c (expand_expr_real_1): Record writes to hard registers.
411 * function.c (rtl_data): Add asm_clobbers.
412 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
413 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
414 Use crtl->asm_clobbers.
416 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
418 * doc/makefile.texi (Makefile): Mention stages 'profile'
419 and 'feedback' for profiledbootstrap.
421 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
424 * config/i386/i386.c (def_builtin): Properly check
425 OPTION_MASK_ISA_64BIT.
427 2010-05-23 Joseph Myers <joseph@codesourcery.com>
429 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
430 typedefs with different but compatible types. Allow duplicate
431 typedefs with the same type except for pedantic non-C1X, but give
432 warning for variably modified types.
433 * c-typeck.c (tagged_types_tu_compatible_p,
434 function_types_compatible_p, type_lists_compatible_p,
435 comptypes_internal): Add parameter different_types_p; set
436 *different_types_p for different but compatible types. All
438 (comptypes_check_different_types): New.
439 * c-tree.h (comptypes_check_different_types): Declare.
441 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
443 * regs.h: Do not include obstack.h, basic-block.h.
445 * jump.c: Include basic-block.h.
446 * profile.c: Likewise.
447 * tree-profile.c: Likewise.
448 * coverage.c: Likewise.
449 * basic-block.h (optimize_function_for_size_p): Move to function.h.
450 (optimize_function_for_speed_p): Likewise.
451 * function.h (optimize_function_for_size_p,
452 optimize_function_for_speed_p): Moved here from basic-block.h.
453 * Makefile.in: Update dependencies.
455 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
457 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
458 before calling make; allow override through $MAKE.
459 * doc/invoke.texi (Optimize Options): Document override.
461 2010-05-23 Anatoly Sokolov <aesok@post.ru>
463 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
464 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
465 (rs6000_mode_dependent_address_ptr): Make static.
466 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
467 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
470 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
473 * config/i386/i386.c: Make sure that the correct regparm is passed.
475 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
477 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
478 * sbitmap.c: ...to here to internalize sbitmap element access.
479 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
480 Explain why basic-block.h is included.
481 * function.h: Include tm.h for CUMULATIVE_ARGS.
482 * Makefile.in: Update dependencies.
484 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
486 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
488 * sbitmap.h (struct sbitmap_def): Do not typedef here.
489 * sbitmap.c: Include sbitmap.h.
490 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
491 hard-reg-set.h. Split everything related to regsets out from here...
492 * regset.h: ...to here. New file.
493 * df.h: Include regset.h and sbitmap.h.
494 * tree-flow.h: Likewise.
495 * cfgloop.h: Likewise.
496 * except.h: Do not include sbitmap.h. Include hashtab.h.
497 * cgraph.h: Include vec.h and function.h.
498 * reload.h (struct insn_chain): Change types of live_throughout
499 and dead_or_set from regset_head to bitmap_head.
500 (compute_use_by_pseudos): Be defined also if regset.h is not included.
501 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
502 spilled_regs from regset_head to bitmap_head to avoid dependency
504 * sel-sched-ir.h: Include regset.h.
505 * reload.c: Include df.h before reload.h.
506 * caller-save.c: Likewise.
507 * reload1.c: Likewise.
509 (mark_elimination): Update type of r to bitmap, consistent with
511 * dominance.c: Include bitmap.h.
512 * modulo-sched.c: Include df.h.
513 * cfganal.c: Include bitmap.h and sbitmap.h.
514 * cfgbuild.c: Include sbitmap.h.
515 * lcm.c: Include sbitmap.h.
516 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
517 * domwalk.c: Include sbitmap.h, exclude ggc.h.
518 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
519 * cselib.c: Include bitmap.h.
520 * tree-optimize.c: Include regset.h.
521 * stmt.c: Include bitmap.h.
522 * Makefile.in: Update dependencies.
524 2010-05-22 Jan Hubicka <jh@suse.cz>
526 * cgraph.h (struct varpool_node): Add same_comdat_group.
527 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
529 (output_varpool): Update call of lto_output_varpool_node.
530 (input_varpool): Read same_comdat_group pointer.
531 (input_varpool_1): Fixup same_comdat_group pointer.
532 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
533 group is needed, all are.
534 * varpool.c (varpool_remove_node): Remove node from same comdat group
536 (varpool_analyze_pending_decls): Walk same comdat groups.
538 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
540 * rtl.h (union rtunion_def): Remove rt_bit member.
541 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
542 * print-rtl (print_rtx): Do not print the member.
543 * gengtype.c (adjust_field_rtx_def): Do not handle it.
544 * gengenrtl.c (type_from_format): Likewise.
545 (accessor_from_format): Likewise.
547 2010-05-22 Joseph Myers <joseph@codesourcery.com>
549 * dbgcnt.c: Include toplev.h instead of errors.h.
550 * ira-emit.c: Don't include errors.h.
551 * ira.c: Include toplev.h instead of errors.h.
552 * lto-compress.c: Include toplev.h instead of errors.h.
553 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
554 ira.o, dbgcnt.o): Update dependencies.
556 2010-05-22 Richard Guenther <rguenther@suse.de>
558 * gimple.c (gimple_types_compatible_p): Check type qualifications
559 before merging pointer to complete and pointer to incomplete type.
560 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
561 we use our own resolution algorithm. The gold linker plugin
562 doesn't do the job we want it to do here.
564 2010-05-22 Anatoly Sokolov <aesok@post.ru>
566 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
567 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
568 (sparc_mode_dependent_address_p): New function.
570 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
572 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
574 * timevar.c: Do not include any core headers.
575 (timevar_print): De-i18n-ize.
576 (print_time): Likewise.
577 * timevar.h (timevar_push, timevar_pop): Make inline functions.
579 2010-05-21 Joseph Myers <joseph@codesourcery.com>
581 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
583 (diagnostic_initialize): Initialize x_data not last_function.
584 (diagnostic_report_current_function): Move to tree-diagnostic.c.
585 (default_diagnostic_starter): Call
586 diagnostic_report_current_module not
587 diagnostic_report_current_function.
588 (diagnostic_report_diagnostic): Initialize x_data not
590 (verbatim): Likewise.
591 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
593 (struct diagnostic_context): Change last_function to x_data.
594 (diagnostic_auxiliary_data): Replace with
595 diagnostic_context_auxiliary_data and
596 diagnostic_info_auxiliary_data.
597 (diagnostic_last_function_changed, diagnostic_set_last_function,
598 diagnostic_report_current_function): Move to tree-diagnostic.h.
599 (print_declaration, dump_generic_node, print_generic_stmt,
600 print_generic_stmt_indented, print_generic_expr,
601 print_generic_decl, debug_c_tree, dump_omp_clauses,
602 print_call_name, debug_generic_expr, debug_generic_stmt,
603 debug_tree_chain, default_tree_printer): Move to
605 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
606 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
607 gimple-pretty-print.h.
608 * pretty-print.c: Don't include tree.h
609 (pp_base_format): Don't handle %K here.
610 (pp_base_tree_identifier): Move to tree-pretty-print.c.
611 * pretty-print.h (text_info): Change abstract_origin to x_data.
612 (pp_tree_identifier, pp_unsupported_tree,
613 pp_base_tree_identifier): Move to tree-pretty-print.h.
614 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
615 tree-pretty-print.h: New files.
616 * tree-pretty-print.c: Include tree-pretty-print.h.
617 (percent_K_format): New. Moved from pretty-print.c.
618 (pp_base_tree_identifier): Move from pretty-print.c.
619 * c-objc-common.c: Include tree-pretty-print.h.
620 (c_tree_printer): Handle %K here.
621 * langhooks.c: Include tree-diagnostic.h.
622 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
623 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
624 (default_tree_printer): Handle %K using percent_K_format.
625 (general_init): Use default_tree_diagnostic_starter.
626 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
627 (free_lang_data): Use default_tree_diagnostic_starter.
628 * c-pretty-print.c: Include tree-pretty-print.h.
629 * cfgexpand.c: Include tree-pretty-print.h and
630 gimple-pretty-print.h.
631 * cgraphunit.c: Include tree-pretty-print.h and
632 gimple-pretty-print.h.
633 * dwarf2out.c: Include tree-pretty-print.h.
634 * except.c: Include tree-pretty-print.h.
635 * gimple-pretty-print.c: Include tree-pretty-print.h and
636 gimple-pretty-print.h.
637 * gimplify.c: Include tree-pretty-print.h.
638 * graphite-poly.c: Include tree-pretty-print.h and
639 gimple-pretty-print.h.
640 * ipa-cp.c: Include tree-pretty-print.h.
641 * ipa-inline.c: Include gimple-pretty-print.h.
642 * ipa-prop.c: Include tree-pretty-print.h and
643 gimple-pretty-print.h.
644 * ipa-pure-const.c: Include gimple-pretty-print.h.
645 * ipa-struct-reorg.c: Include tree-pretty-print.h and
646 gimple-pretty-print.h.
647 * ipa-type-escape.c: Include tree-pretty-print.h.
648 * print-rtl.c: Include tree-pretty-print.h.
649 * print-tree.c: Include gimple-pretty-print.h.
650 * sese.c: Include tree-pretty-print.h.
651 * tree-affine.c: Include tree-pretty-print.h.
652 * tree-browser.c: Include tree-pretty-print.h.
653 * tree-call-cdce.c: Include gimple-pretty-print.h.
654 * tree-cfg.c: Include tree-pretty-print.h and
655 gimple-pretty-print.h.
656 * tree-chrec.c: Include tree-pretty-print.h.
657 * tree-data-ref.c: Include tree-pretty-print.h and
658 gimple-pretty-print.h.
659 * tree-dfa.c: Include tree-pretty-print.h.
660 * tree-if-conv.c: Include tree-pretty-print.h and
661 gimple-pretty-print.h.
662 * tree-inline.c: Include tree-pretty-print.h.
663 * tree-into-ssa.c: Include tree-pretty-print.h and
664 gimple-pretty-print.h.
665 * tree-nrv.c: Include tree-pretty-print.h.
666 * tree-object-size.c: Include tree-pretty-print.h and
667 gimple-pretty-print.h.
668 * tree-outof-ssa.c: Include tree-pretty-print.h and
669 gimple-pretty-print.h.
670 * tree-parloops.c: Include tree-pretty-print.h and
671 gimple-pretty-print.h.
672 * tree-predcom.c: Include tree-pretty-print.h and
673 gimple-pretty-print.h.
674 * tree-scalar-evolution.c: Include tree-pretty-print.h and
675 gimple-pretty-print.h.
676 * tree-sra.c: Include tree-pretty-print.h.
677 * tree-ssa-address.c: Include tree-pretty-print.h.
678 * tree-ssa-alias.c: Include tree-pretty-print.h.
679 * tree-ssa-ccp.c: Include tree-pretty-print.h and
680 gimple-pretty-print.h.
681 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
682 * tree-ssa-copy.c: Include tree-pretty-print.h and
683 gimple-pretty-print.h.
684 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
685 * tree-ssa-dce.c: Include tree-pretty-print.h and
686 gimple-pretty-print.h.
687 * tree-ssa-dom.c: Include tree-pretty-print.h and
688 gimple-pretty-print.h.
689 * tree-ssa-dse.c: Include gimple-pretty-print.h.
690 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
691 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
692 * tree-ssa-live.c: Include tree-pretty-print.h and
693 gimple-pretty-print.h.
694 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
695 gimple-pretty-print.h.
696 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
697 gimple-pretty-print.h.
698 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
699 gimple-pretty-print.h.
700 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
701 gimple-pretty-print.h.
702 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
703 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
704 * tree-ssa-operands.c: Include tree-pretty-print.h and
705 gimple-pretty-print.h.
706 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
707 gimple-pretty-print.h.
708 * tree-ssa-pre.c: Include tree-pretty-print.h and
709 gimple-pretty-print.h.
710 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
711 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
712 gimple-pretty-print.h.
713 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
714 gimple-pretty-print.h.
715 * tree-ssa-sink.c: Include gimple-pretty-print.h.
716 * tree-ssa-ter.c: Include tree-pretty-print.h and
717 gimple-pretty-print.h.
718 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
719 * tree-ssa.c: Include tree-pretty-print.h and
720 gimple-pretty-print.h.
721 * tree-stdarg.c: Include gimple-pretty-print.h.
722 * tree-switch-conversion.c: Include gimple-pretty-print.h.
723 * tree-tailcall.c: Include tree-pretty-print.h and
724 gimple-pretty-print.h.
725 * tree-vect-data-refs.c: Include tree-pretty-print.h and
726 gimple-pretty-print.h.
727 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
728 gimple-pretty-print.h.
729 * tree-vect-loop.c: Include tree-pretty-print.h and
730 gimple-pretty-print.h.
731 * tree-vect-patterns.c: Include gimple-pretty-print.h.
732 * tree-vect-slp.c: Include tree-pretty-print.h and
733 gimple-pretty-print.h.
734 * tree-vect-stmts.c: Include tree-pretty-print.h and
735 gimple-pretty-print.h.
736 * tree-vectorizer.c: Include tree-pretty-print.h.
737 * tree-vrp.c: Include tree-pretty-print.h and
738 gimple-pretty-print.h.
739 * value-prof.c: Include tree-pretty-print.h and
740 gimple-pretty-print.h.
741 * var-tracking.c: Include tree-pretty-print.h.
742 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
743 (tree-diagnostic.o): New dependencies.
744 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
745 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
746 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
747 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
748 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
749 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
750 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
751 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
752 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
753 tree-ssa-address.o, tree-ssa-loop-niter.o,
754 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
755 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
756 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
757 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
758 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
759 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
760 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
761 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
762 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
763 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
764 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
765 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
766 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
767 tree-switch-conversion.o, var-tracking.o, value-prof.o,
768 cfgexpand.o, pretty-print.o): Update dependencies.
770 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
772 * tree-ssa-structalias.c: Remove tm_p.h from include.
774 2010-05-21 Jeff Law <law@redhat.com>
776 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
778 2010-05-21 Jason Merrill <jason@redhat.com>
780 * tree-eh.c (cleanup_is_dead_in): New.
781 (lower_try_finally): Don't generate a dead cleanup region.
782 (lower_cleanup): Likewise.
784 2010-05-21 Jakub Jelinek <jakub@redhat.com>
787 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
788 unchain each use from the cyclic next_regno_use chain first.
790 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
792 * real: Do not include gmp.h, mpfr.h, and mpc.h.
793 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
794 (real_value_negate, real_value_abs): New prototypes.
795 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
796 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
797 new include file for interface between MPFR and REAL_VALUE_TYPE.
798 * real.c: Include realmpfr.h.
799 (real_arithmetic2): Remove legacy function.
800 (real_value_negate): New.
801 (real_value_abs): New.
802 (mfpr_from_real, real_from_mpfr): Move from here...
803 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
804 * builtins.c: Include realmpfr.h.
805 * fold-const.c: Include realmpfr.h.
806 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
807 (fold_negate_const): Likewise.
808 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
809 * toplev.c: Include realmpfr.h.
810 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
811 and real_value_negate.
812 * fixed-value.c (check_real_for_fixed_mode): Likewise.
813 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
814 (vfp3_const_double_index): Likewise.
815 (arm_print_operand): Likewise.
816 * Makefile.in: Update dependencies.
818 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
820 * config/s390/s390.c (override_options): Increase the default
821 of max-completely-peel-times.
823 2010-05-21 Julian Brown <julian@codesourcery.com>
824 Mark Mitchell <mark@codesourcery.com>
826 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
827 sibling calls for Thumb-1.
828 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
829 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
831 (*call_insn, *call_value_insn): Don't use for Thumb-2.
832 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
834 (return): New expander.
835 (*arm_return): New name for ARM return insn.
836 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
838 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
840 * config.gcc (sparc64-*-rtems*): New target.
842 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
844 * tree.c (build_function_decl_skip_args): Fix grammar.
845 (build_function_type_list_1): Fix typos, adjust formatting.
847 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
849 * tree.h: Include real.h and fixed-value.h as basic datatypes.
850 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
851 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
852 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
853 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
854 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
855 tree-pretty-print.c, tree-loop-distribution.c,
856 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
857 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
858 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
859 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
860 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
861 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
862 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
863 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
864 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
865 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
866 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
867 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
868 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
869 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
870 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
871 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
872 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
873 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
874 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
875 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
876 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
877 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
878 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
879 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
880 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
881 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
882 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
883 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
884 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
885 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
886 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
887 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
888 config/score/score7.c, config/score/score.c, config/arm/arm.c,
889 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
890 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
892 Clean up redundant includes.
893 * Makefile.in: Update accordingly.
895 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
898 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
899 statement has no arguments.
901 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
904 * varasm.c (emutls_decl): Merge attributes to new decl.
906 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
909 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
910 around the uniquized constructor if its type requires a conversion.
912 2010-05-21 Jakub Jelinek <jakub@redhat.com>
915 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
916 at -O0 goto_locus of any of the incoming edges differs from
917 goto_locus of outgoing edge, or gimple_location of any of the
920 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
922 * ira.c (ira_non_ordered_class_hard_regs): Define.
923 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
924 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
925 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
926 cost of unaligned hard regs when allocating multi-reg pseudos.
928 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
930 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
931 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
933 * config/mips/mips.c (mips_file_start): Expand conditional expression
934 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
935 (mips_override_options): Move -mno-float override -msoft-float and
937 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
938 Condition(TARGET_SUPPORTS_NO_FLOAT).
939 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
940 __mips_no_float here.
941 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
942 (TARGET_SUPPORTS_NO_FLOAT): Define.
943 * config/mips/sdemtk.opt: Delete.
945 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
947 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail
950 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
953 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
954 * configure: Regenerate.
955 * config.in: Regenerate.
956 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
957 instead of sahf only for 64bit targets.
959 2010-05-20 Jakub Jelinek <jakub@redhat.com>
962 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
963 setup_ref_regs for DEBUG_INSNs.
965 2010-05-20 Jan Hubicka <jh@suse.cz>
968 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
970 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
973 * df-scan.c (df_ref_compare): Stabilize sort.
975 2010-05-20 Jakub Jelinek <jakub@redhat.com>
977 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
978 argument. Don't use DW_OP_piece if offset is non-zero,
979 put offset into second DW_OP_bit_piece argument.
980 (dw_sra_loc_expr): Adjust callers. For memory expressions
983 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
986 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
987 settings for 16-bit-constant "addo" alternative.
989 2010-05-19 James E. Wilson <wilson@codesourcery.com>
991 * config/mips/mips-dsp.md (add<DSPV:mode>3,
992 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
995 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
996 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
999 2010-05-19 Joseph Myers <joseph@codesourcery.com>
1001 * diagnostic.c (FLOAT, FFS): Don't undefine.
1002 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
1003 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
1006 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
1008 * combine.c (propagate_for_debug): Call make_compound_operation
1009 on the source value.
1010 (try_combine): When implementing a split chosen by find_split_point,
1011 either copy i2src or set it to null. Assert that i2src is not null
1012 before substituting into CALL_INSN_FUNCTION_USAGE.
1014 2010-05-19 Anatoly Sokolov <aesok@post.ru>
1016 * double-int.h (double_int_ior): New function.
1017 * tree.h (build_int_cst_wide_type): Remove.
1018 * tree.c (build_int_cst_wide_type): Remove.
1019 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
1020 of build_int_cst_wide_type.
1021 * stor-layout.c (set_sizetype): (Ditto.).
1022 * dojump.c (do_jump): Use build_int_cstu instead of
1023 build_int_cst_wide_type.
1025 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
1027 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
1028 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
1029 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
1030 * gimplify.c: (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
1031 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
1032 propagate the 'data' argument to copy_tree_r.
1033 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
1034 Propagate 'data' argument to walk_tree.
1035 (copy_if_shared): New function.
1036 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
1037 (unmark_visited): New function.
1038 (unshare_body): Call copy_if_shared instead of doing it manually.
1039 (unvisit_body): Call unmark_visited instead of doing it manually.
1041 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
1043 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
1044 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
1045 * hooks.c: Likewise.
1046 * target-def.h (TARGET_FOLD_BUILTIN): Define to
1047 hook_tree_tree_int_treep_bool_null.
1048 * target.h: (struct gcc_target): Update signature of fold_builtin
1050 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
1051 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
1052 instead of the call expression.
1053 (fold_builtin_call_array): Pass n and argarray directly.
1054 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
1056 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
1057 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
1058 `i' and use it in place of `arity'.
1059 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
1060 Dereference `args' directly.
1061 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
1063 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1065 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1067 (Directives): Document optional dg-require-effective-target
1070 2010-05-19 Richard Guenther <rguenther@suse.de>
1073 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
1075 2010-05-19 Richard Guenther <rguenther@suse.de>
1077 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
1078 * common.opt (fwhopr=): New.
1079 * opts.c (common_handle_option): Handle OPT_fwhopr.
1080 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
1081 * collect2.c (main): Match -fwhopr*.
1082 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
1083 Execute ltrans stage in parallel when jobs is bigger than 1.
1085 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1087 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
1088 pentiumpro on Solaris 8/x86 with Sun as.
1089 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
1091 (gcc_cv_as_ix86_quad): Check for .quad directive.
1092 * configure: Regenerate.
1093 * config.in: Regenerate.
1094 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
1096 2010-05-19 Martin Jambor <mjambor@suse.cz>
1098 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
1099 also for indirect edges. Actual printing moved...
1100 (ipa_print_node_jump_functions_for_edge): ...here.
1101 (ipa_compute_jump_functions): Renamed to
1102 ipa_compute_jump_functions_for_edge and made static.
1103 (ipa_compute_jump_functions): New function.
1104 (make_edge_direct_to_target): Check if the number of arguments on
1105 the newly direct edge is the same as the number of parametrs of
1107 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
1108 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
1109 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1110 analysis functions unconditionally, call the new
1111 ipa_analyze_params_uses on the node instead of every edge.
1113 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
1115 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
1117 (dump_mem_ref): Adopt debug code to handle a tree as step. This
1118 also checks for a constant int vs. non-constant but
1119 loop-invariant steps.
1120 (find_or_create_group): Change the sort algorithm to only consider
1121 steps that are constant ints.
1122 (idx_analyze_ref): Adopt code to handle a tree instead of a
1123 HOST_WIDE_INT for step.
1124 (gather_memory_references_ref): Handle tree instead of int and be
1125 prepared to see a NULL_TREE.
1126 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
1127 prefetches if the step cannot be calculated at compile time.
1128 (issue_prefetch_ref): Issue prefetches for non-constant but
1129 loop-invariant steps.
1131 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1134 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1136 * tree.h (build_call_list): Remove.
1137 * tree.c (build_call_list): Remove.
1139 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1141 * tree.h (build_call_list): Remove.
1142 * tree.c (build_call_list): Remove.
1144 2010-05-18 Jan Hubicka <jh@suse.cz>
1146 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
1148 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
1150 PR rtl-optimization/43332
1151 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
1153 2010-05-18 Anatoly Sokolov <aesok@post.ru>
1155 * tree.h (build_int_cstu): Implement as static inline.
1156 * tree.c (build_int_cstu): Remove function.
1157 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
1160 2010-05-18 Richard Guenther <rguenther@suse.de>
1163 * lto-wrapper.c (verbose): New variable. Initialize from -v.
1164 (debug): Initialize from -save-temps.
1165 (collect_execute): Print command-line when verbose.
1166 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
1167 for ltrans invocation. Produce -dumpbase flag again.
1168 (process_args): Remove.
1170 * collect2.c (maybe_run_lto_and_relink): Only pass object
1171 files to lto-wrapper.
1172 * gcc.c (LINK_COMMAND_SPEC): Likewise.
1174 2010-05-18 Jan Hubicka <jh@suse.cz>
1176 * opts.c (decode_options): Do not disable whopr at ipa_cp.
1177 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
1179 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
1182 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
1184 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
1187 2010-05-18 Jakub Jelinek <jakub@redhat.com>
1190 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
1193 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
1195 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
1196 lto-macho as lto_binary_reader.
1198 * darwin.c (darwin_asm_named_section): Do not add assembler comment
1199 after .section directive; just print it before the directive instead.
1201 2010-05-17 Jan Hubicka <jh@suse.cz>
1203 * cgraph.c (cgraph_create_virtual_clone): Only check
1204 versionable_function_p when not in wpa and checking is enabled.
1205 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
1206 there are no more functions to materialize.
1208 2010-05-17 Jan Hubicka <jh@suse.cz>
1210 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
1211 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
1213 (output_cgraph): Call output_cgraph_opt_summary.
1214 (input_cgrpah): Call input_cgraph_opt_summary.
1215 (output_cgraph_opt_summary_p, output_node_opt_summary,
1216 input_node_opt_summary, input_cgraph_opt_section): New functions.
1217 * lto-section-in.c (lto_section_name): Add cgraphopt.
1218 * tree-inline.c (tree_function_versioning): Handle parm_num.
1219 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
1220 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
1222 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
1224 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
1225 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
1226 the insn to prefetch ratio heuristic to loops with known trip count.
1228 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
1230 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
1231 (schedule_prefetches): Do not generate a prefetch if the unroll factor
1232 is far from what is required by the prefetch.
1234 2010-05-17 Jan Hubicka <jh@suse.cz>
1236 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
1237 (ipcp_estimate_growth): Likewise.
1238 (ipcp_const_param_count): Likewise.
1239 (ipcp_insert_stage): Likewise.
1240 * ipa-prop.c (visit_load_for_mod_analysis): New function.
1241 (visit_store_addr_for_mod_analysis): Set used flag.
1242 (ipa_detect_param_modifications): Set used flag for SSE params;
1243 update use of walk_stmt_load_store_addr_ops.
1244 (ipa_print_node_params): Print used flag.
1245 (ipa_write_node_info): Stream used flag.
1246 (ipa_read_node_info): Likewise.
1247 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
1248 (ipa_is_param_used): New function.
1249 (lto_ipa_fixup_call_notes): Remove unused declaration.
1251 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1254 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
1255 * configure: Regenerate.
1256 * config.in: Regenerate.
1257 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
1258 !HAVE_AS_IX86_REP_LOCK_PREFIX.
1259 Don't emit whitespace.
1260 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
1261 (*rep_movsi): Likewise.
1262 (*rep_movsi_rex64): Likewise.
1263 (*rep_movqi): Likewise.
1264 (*rep_movqi_rex64): Likewise.
1265 (*rep_stosdi_rex64): Likewise.
1266 (*rep_stossi): Likewise.
1267 (*rep_stossi_rex64): Likewise.
1268 (*rep_stosqi): Likewise.
1269 (*rep_stosqi_rex64): Likewise.
1270 (*cmpstrnqi_nz_1): Use {%;} after repz.
1271 (*cmpstrnqi_nz_rex_1): Likewise.
1272 (*cmpstrnqi_1): Likewise.
1273 (*cmpstrnqi_rex_1): Likewise.
1274 (*strlenqi_1): Use {%;} after repnz.
1275 (*strlenqi_rex_1): Likewise.
1276 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
1277 (*sync_compare_and_swap<mode>): Likewise.
1278 (sync_double_compare_and_swap<mode>): Likewise.
1279 (*sync_double_compare_and_swapdi_pic): Likewise.
1280 (sync_old_add<mode>): Likewise.
1281 (sync_add<mode>): Likewise.
1282 (sync_sub<mode>): Likewise.
1283 (sync_<code><mode>): Likewise.
1285 2010-05-17 Martin Jambor <mjambor@suse.cz>
1287 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
1288 otr_token and polymorphic.
1289 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
1290 (cgraph_clone_edge): Copy the above fields.
1291 * tree.c (get_binfo_at_offset): New function.
1292 * tree.h (get_binfo_at_offset): Declare.
1293 * ipa-prop.h (enum jump_func_type): Added known_type jump function
1294 type, reordered items, updated comments.
1295 (union jump_func_value): Added base_type field, reordered fields.
1296 (enum ipa_lattice_type): Moved down in the file.
1297 (struct ipa_param_descriptor): New field polymorphic.
1298 (ipa_is_param_polymorphic): New function.
1299 * ipa-prop.c: Include gimple.h and gimple-fold.h.
1300 (ipa_print_node_jump_functions): Print known type jump functions.
1301 (compute_complex_pass_through): Renamed to...
1302 (compute_complex_assign_jump_func): this.
1303 (compute_complex_ancestor_jump_func): New function.
1304 (compute_known_type_jump_func): Likewise.
1305 (compute_scalar_jump_functions): Create known type and complex ancestor
1307 (ipa_note_param_call): New parameter polymorphic, set the corresponding
1308 flag in the call note accordingly.
1309 (ipa_analyze_call_uses): Renamed to...
1310 (ipa_analyze_indirect_call_uses): this. New parameter target, define
1311 variable var only in the block where it is used.
1312 (ipa_analyze_virtual_call_uses): New function.
1313 (ipa_analyze_call_uses): Likewise.
1314 (combine_known_type_and_ancestor_jfs): Likewise.
1315 (update_jump_functions_after_inlining): Implemented handling of a
1316 number of new jump function types combination.
1317 (print_edge_addition_message): Removed.
1318 (make_edge_direct_to_target): New function.
1319 (try_make_edge_direct_simple_call): Likewise.
1320 (try_make_edge_direct_virtual_call): Likewise.
1321 (update_call_notes_after_inlining): Renamed to...
1322 (update_indirect_edges_after_inlining): this. Moved edge creation for
1323 indirect calls to try_make_edge_direct_simple_call, also calls
1324 try_make_edge_direct_virtual_call for virtual calls.
1325 (ipa_print_node_params): Changed the header message.
1326 (ipa_write_jump_function): Stream also known type jump functions.
1327 (ipa_read_jump_function): Likewise.
1328 (ipa_write_indirect_edge_info): Stream new fields in
1329 cgraph_indirect_call_info.
1330 (ipa_read_indirect_edge_info): Likewise.
1331 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
1334 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1336 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
1338 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
1340 * tree.h (CALL_EXPR_ARGS): Delete.
1341 (call_expr_arglist): Delete.
1342 * tree.c (call_expr_arglist): Delete.
1343 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
1344 targetm.fold_builtin.
1345 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
1346 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
1347 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
1348 arglist parameter. Use CALL_EXPR_ARG.
1349 (picochip_expand_builtin_3op): Likewise.
1350 (picochip_expand_builtin_2opvoid): Likewise.
1351 (picochip_expand_array_get): Likewise.
1352 (picochip_expand_array_put): Likewise.
1353 (picochip_expand_array_testport): Likewise.
1354 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
1355 rather than arglist.
1356 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
1358 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
1359 than TREE_VALUE and TREE_CHAIN.
1360 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
1361 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
1364 2010-05-17 Jakub Jelinek <jakub@redhat.com>
1367 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
1368 to have no fallthru edge.
1371 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
1372 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
1373 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
1374 add BARRIER after previous bb if needed.
1376 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
1378 * tree.c (build_function_type_list_1): Remove bogus assert condition.
1380 2010-05-17 Alan Modra <amodra@gmail.com>
1382 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
1383 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
1384 with copy_reg rtx param.
1385 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
1386 Correct cases where code for ABI_V4 did not initialise the reg
1387 used to access frame. Also leave frame_reg_rtx as sp for large
1388 frames that save no regs.
1390 2010-05-17 Martin Jambor <mjambor@suse.cz>
1393 * tree-sra.c (create_access_replacement): New parameter rename, mark
1394 the replaement for renaming only when it is true.
1395 (get_access_replacement): Pass true in the rename parameter of
1396 create_access_replacement.
1397 (get_unrenamed_access_replacement): New function.
1398 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
1399 replacement declaration from it.
1401 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
1403 * function.c (try_fit_stack_local, add_frame_space): New static
1405 (assign_stack_local_1): Use them. Look for opportunities to use
1406 space previously wasted on alignment.
1407 * function.h (struct frame_space): New.
1408 (struct rtl_data): Add FRAME_SPACE_LIST member.
1409 * reload1.c (something_was_spilled): New static variable.
1410 (alter_reg): Set it.
1411 (reload): Test it in addition to testing if the frame size changed.
1413 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
1415 * config/s390/s390.c: Define sane prefetch settings and activate
1416 flag_prefetch_loop_arrays on -O3.
1417 * config/s390/s390.h: Declare that read can use write prefetch.
1419 2010-05-17 Jakub Jelinek <jakub@redhat.com>
1421 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
1424 2010-05-16 Jan Hubicka <jh@suse.cz>
1426 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
1427 function body; do not check stdarg field of struct function.
1429 2010-05-16 Jan Hubicka <jh@suse.cz>
1431 * cgraph.c (dump_cgraph_node): Dump versionable flag.
1432 * cgraph.h (cgraph_local_info): Add versionable flag.
1433 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
1434 (ipcp_versionable_function_p): Use it.
1435 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
1438 2010-05-16 Jan Hubicka <jh@suse.cz>
1440 * cgraph.c (cgraph_clone_node): Take decl argument and insert
1441 clone into hash when it is different from orig.
1442 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
1443 * cgraph.h (cgraph_clone_node): Update prototype.
1444 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
1445 (lto_cgraph_encoder_delete): Delete body map.
1446 (lto_cgraph_encoder_size): Move to header.
1447 (lto_cgraph_encoder_encode_body_p,
1448 lto_set_cgraph_encoder_encode_body): New.
1449 (lto_output_node): Do not take written_decls argument; output clone_of
1451 (add_node_to): Add include_body_argument; call
1452 lto_set_cgraph_encoder_encode_body on master of the clone.
1453 (add_references): Update use of add_node_to.
1454 (compute_ltrans_boundary): Likewise.
1455 (output_cgraph): Do not create written_decls bitmap.
1456 (input_node): Take nodes argument; stream in clone_of correctly.
1457 (input_cgraph_1): Update use of input_node.
1458 * lto-streamer-out.c (lto_output): Use encoder info to decide
1459 what bodies to output.
1460 * ipa-inline.c (cgraph_clone_inlined_nodes,
1461 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
1462 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
1463 (lto_cgraph_encoder_size): Define here.
1464 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
1467 2010-05-16 Richard Guenther <rguenther@suse.de>
1469 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
1471 * ipa-type-escape.c (gate_type_escape_vars): Run when
1472 -fipa-struct-reorg runs.
1473 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
1474 * common.opt (fipa-type-escape): Remove.
1476 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1478 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
1479 (decode_options): Likewise.
1480 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
1482 2010-05-16 Jan Hubicka <jh@suse.cz>
1484 * ipa.c (function_and_variable_visibility): Also bring local all
1487 2010-05-16 Richard Guenther <rguenther@suse.de>
1489 * alias.c (nonoverlapping_memrefs_p): Remove use of
1490 IPA type-escape information.
1492 2010-05-16 Joseph Myers <joseph@codesourcery.com>
1494 * c-common.c (c_common_reswords): Add _Static_assert for C.
1495 * c-parser.c (c_token_starts_declaration,
1496 c_parser_next_token_starts_declaration,
1497 c_parser_static_assert_declaration_no_semi,
1498 c_parser_static_assert_declaration): New.
1499 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
1500 Handle static assertions if static_assert_ok.
1501 (c_parser_external_declaration, c_parser_declaration_or_fndef,
1502 c_parser_compound_statement_nostart, c_parser_label,
1503 c_parser_for_statement, c_parser_objc_methodprotolist,
1504 c_parser_omp_for_loop): All callers of
1505 c_parser_declaration_or_fndef changed.
1506 (c_parser_struct_declaration): Handle static assertions.
1507 (c_parser_compound_statement_nostart): Use
1508 c_parser_next_token_starts_declaration and
1509 c_token_starts_declaration to detect start of declarations.
1510 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
1513 2010-05-16 Anatoly Sokolov <aesok@post.ru>
1515 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1516 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1517 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1518 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1519 (mmix_function_outgoing_value): Rename to...
1520 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
1521 (mmix_function_value_regno_p): Make static.
1522 (mmix_libcall_value): New function.
1523 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
1524 mmix_function_value_regno_p): Remove declaration.
1526 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1528 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
1529 BUILT_IN_ALLOCA if stack checking is enabled.
1531 2010-05-16 Richard Guenther <rguenther@suse.de>
1533 * var-tracking.c (vars_copy_1): Inline ...
1534 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
1535 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
1536 (variable_merge_over_cur): Adjust. Merge asserts.
1537 (variable_merge_over_src): Likewise.
1538 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
1539 (variable_post_merge_new_vals): Merge asserts.
1540 (variable_post_merge_perm_vals): Likewise.
1541 (find_mem_expr_in_1pdv): Likewise.
1542 (dataflow_set_different_value): Remove.
1543 (onepart_variable_different_p): Merge asserts.
1544 (variable_different_p): Likewise.
1545 (dataflow_set_different_1): Inline ...
1546 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
1547 (emit_notes_for_differences_1): Merge asserts.
1549 2010-05-16 Richard Guenther <rguenther@suse.de>
1551 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
1552 * optabs.c (libfunc_decl_hash): Likewise.
1553 * varasm.c (emutls_decl): Likewise.
1555 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
1557 * c-decl.c: Don't include gimple.h.
1558 (merge_decls): Do not copy gimple_body.
1560 2010-05-15 Jason Merrill <jason@redhat.com>
1562 * c.opt: Add -fnothrow-opt.
1564 2010-05-15 Jan Hubicka <jh@suse.cz>
1566 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
1568 * passes.c (ipa_write_summaries): Write all analyzed nodes.
1570 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
1572 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
1573 * Makefile.in: Add it.
1574 Fix all other Makefile dependencies for changes below.
1575 * tree.h: Include it instead of defining VEC primitives here.
1576 * gimple.h: Likewise.
1578 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
1579 * except.h: Include vecir.h, break dependence on tree.h.
1581 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
1583 * tree-iterator.c: ...to here.
1584 * tree-iterator.h: Fix file introduction comment. Add extern markers.
1586 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
1588 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
1589 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
1590 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
1591 tree-mudflap.h, and target.h.
1592 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
1593 predict.h, tree-inline.h, gimple.h, and langhooks.h.
1594 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
1595 Add FIXME for why gimple.h is still included (should be unnecessary
1596 since GCC 4.5 gimplification unit-at-a-time).
1597 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
1598 * c-pragma.c: Add FIXME for why function.h needs to be included just
1599 for cfun, at front-end level.
1600 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
1601 Do not include ggc.h, but include vecprim.h for VEC(char).
1602 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
1603 Explain why target.h is included.
1604 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
1605 Explain why gimple.h is included.
1606 * c-ppoutput.c: Do not include tm.h.
1607 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
1608 * c-parses.c: Explain why rtl.h is included, and that this (and only
1609 this) is also why tm.h must be included.
1610 Do not include except.h.
1611 * c-lang.c: Do not include ggc.h.
1613 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
1615 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
1617 2010-05-15 Joseph Myers <joseph@codesourcery.com>
1619 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
1620 unions by default if those structs and unions have no tags. Do
1621 not condition anonymous struct and unions handling on flag_iso.
1622 Allow anonymous structs and unions for C1X.
1623 (finish_struct): Do not diagnose lack of named fields when
1624 anonymous structs and unions present for C1X. Accept flexible
1625 array members in structure with anonymous structs or unions but no
1626 directly named fields.
1627 * doc/extend.texi (Unnamed Fields): Update.
1629 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
1631 * gimple.h (compare_field_offset): Rename into...
1632 (gimple_compare_field_offset): ...this.
1633 * gimple.c (compare_field_offset): Rename into...
1634 (gimple_compare_field_offset): ...this. Compare the full access if
1635 the offset is self-referential.
1636 (gimple_types_compatible_p): Adjust for above renaming.
1637 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
1638 DECL_NONADDRESSABLE_P flag of fields before merging them.
1640 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
1642 * tree.h (ctor_to_list): Delete.
1643 * tree.c (ctor_to_list): Delete.
1645 2010-05-15 Jan Hubicka <jh@suse.cz>
1647 * ipa-reference.c: Include toplev.h
1648 (is_proper_for_analysis): Only add to all_module_statics
1650 (write_node_summary_p, stream_out_bitmap,
1651 ipa_reference_write_optimization_summary,
1652 ipa_reference_read_optimization_summary): New.
1653 (struct ipa_opt_pass_d pass_ipa_reference): Add
1654 optimization summary streaming.
1655 * lto-cgraph.c (referenced_from_this_partition_p,
1656 reachable_from_this_partition_p): New functions.
1657 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
1658 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
1659 * opts.c (decode_options): Enable ipa_reference.
1660 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
1661 * lto-streamer.h (referenced_from_this_partition_p,
1662 reachable_from_this_partition_p): Declare.
1664 2010-05-15 Richard Guenther <rguenther@suse.de>
1666 PR tree-optimization/44038
1667 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
1668 taking the address of a V_C_E of a constant.
1670 2010-05-14 Jan Hubicka <jh@suse.cz>
1672 * tree.h (memory_identifier_string): Remove.
1673 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
1674 (ipa_reference_global_vars_info_d): Remove statics_not_read and
1675 statics_not_written.
1676 (ipa_reference_optimization_summary_d): New structure.
1677 (ipa_reference_optimization_summary_t): New type and vector.
1678 (ipa_reference_vars_info_d): Embedd structures instead of using
1680 (reference_vars_to_consider): Remove out of GGC space.
1681 (module_statics_escape): Remove.
1682 (global_info_obstack): Rename to ...
1683 (optimization_summary_obstack): ... this one.
1684 (initialization_status_t): Remove.
1685 (memory_identifier_string): Remove.
1686 (get_reference_vars_info): Fix indenting.
1687 (set_reference_vars_info): Likewise.
1688 (get_reference_optimization_summary): New.
1689 (set_reference_optimization_summary): New.
1690 (get_global_reference_vars_info): Remove.
1691 (ipa_reference_get_read_global): Remove.
1692 (ipa_reference_get_written_global): Remove.
1693 (ipa_reference_get_not_read_global): Update.
1694 (ipa_reference_get_not_written_global): Update.
1695 (is_proper_for_analysis): Outlaw addressable.
1696 (propagate_bits): Update for new datastructures.
1697 (analyze_variable): Remove.
1698 (init_function_info): Update for new datastructures.
1699 (clean_function_local_data): Remove.
1700 (clean_function): Remove.
1701 (copy_global_bitmap): Use optimizations_summary_obstack.
1702 (duplicate_node_data): Duplicate optimization summary only.
1703 (remove_node_data): Remove optimization summary only.
1704 (generate_summary): Do not analyze variables; do not compute
1705 module_statics_escape; do not prune solutions by it.
1706 (read_write_all_from_decl): Fix typos in comments.
1707 (propagate): Doscover readonly and nonaddressable first;
1708 update for new datastructures; share global bitmaps.
1709 * ipa-reference.h (ipa_reference_get_read_global,
1710 ipa_reference_get_written_global): Remove.
1711 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
1712 * Makefile.in: Remove ipa-refereference from GT files.
1714 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1717 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
1718 for all SYMBOL_REF_DECLs.
1720 2010-05-14 Jan Hubicka <jh@suse.cz>
1722 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
1723 (varpool_all_refs_explicit_p): New inline function.
1724 * ipa-reference.c: Update comment.
1725 (module_statics_written): Remove.
1726 (get_static_decl): Remove.
1727 (ipa_init): Do not initialize module_statics_written.
1728 (analyze_function): Likewise.
1729 (generate_summary): Likewise; do not compute module_statics_readonly
1730 and do not update variable flags.
1731 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
1732 * ipa.c: Inlucde flags.h
1733 (cgraph_local_node_p): New.
1734 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
1735 promote functions to local.
1736 (ipa_discover_readonly_nonaddressable_vars): New function.
1737 (function_and_variable_visibility): Use cgraph_local_node_p.
1738 * varpool.c (varpool_finalize_decl): Set force_output for
1739 DECL_PRESERVE_P vars.
1741 2010-05-14 Jan Hubicka <jh@suse.cz>
1743 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
1745 2010-05-14 Richard Guenther <rguenther@suse.de>
1747 PR tree-optimization/44119
1748 * tree-ssa-pre.c (eliminate): Properly mark replacement of
1749 a PHI node necessary.
1751 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
1753 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
1755 2010-05-14 Jason Merrill <jason@redhat.com>
1758 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
1759 (gimple_call_set_nothrow): New.
1760 * gimple.c (gimple_build_call_from_tree): Call it.
1761 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
1764 * gimplify.c (gimplify_seq_add_stmt): No longer static.
1765 * gimple.h: Declare it.
1766 * gimple.c (gimple_build_eh_filter): No ops.
1768 2010-05-14 Jan Hubicka <jh@suse.cz>
1770 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
1771 nodes already in queue.
1772 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
1775 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1778 * cfgexpand.c (expand_debug_expr): If non-memory op0
1779 has BLKmode, return NULL.
1781 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
1783 * config.gcc: Add support for --with-cpu option for bdver1.
1784 * config/i386/i386.h (TARGET_BDVER1): New macro.
1785 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
1786 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1787 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
1788 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1789 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
1790 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
1791 (processor_type): Add PROCESSOR_BDVER1.
1792 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
1793 processor_type in config/i386/i386.h.
1794 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
1795 movaps <reg, reg> instead of movapd <reg, reg> when replacing
1796 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
1797 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
1798 to emit packed xor instead of packed double/packed integer
1799 xor for SSE and AVX when moving a zero value.
1800 * config/i386/sse.md: Add check for
1801 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
1802 movapd/movdqa for SSE and AVX.
1803 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
1804 single logical operations i.e and, or and xor instead of packed double
1805 logical operations for SSE and AVX.
1806 * config/i386/i386-c.c (ix86_target_macros_internal):
1807 Add PROCESSOR_BDVER1.
1808 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
1809 (has_fma4, has_xop): New.
1810 * config/i386/i386.c (bdver1_cost): New variable.
1811 (m_BDVER1): New macro.
1812 (m_AMD_MULTIPLE): Add m_BDVER1.
1813 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
1814 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
1815 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
1816 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
1817 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
1818 x86_tune_sse_partial_reg_dependency,
1819 x86_tune_sse_unaligned_load_optimal,
1820 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
1821 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
1822 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
1823 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
1824 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
1825 Enable/disable for bdver1.
1826 (processor_target_table): Add bdver1_cost.
1827 (cpu_names): Add bdver1.
1828 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
1829 processor_alias_table.
1830 (ix86_expand_vector_move_misalign): Change.
1831 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
1832 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
1833 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
1834 of movupd/movdqu for SSE and AVX.
1835 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
1836 (ix86_tune_adjust_cost): Add code for bdver1.
1837 (standard_sse_constant_opcode): Add check for
1838 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
1839 of packed double xor for SSE and AVX.
1841 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
1843 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
1846 2010-05-14 Tristan Gingold <gingold@adacore.com>
1848 * toplev.c (default_debug_hooks): Remove this variable.
1849 (process_options): Remove assignments to default_debug_hooks.
1851 2010-05-14 Martin Jambor <mjambor@suse.cz>
1853 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
1854 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
1855 * langhooks.h (struct lang_hooks_for_decls): Removed field
1857 * tree.c (free_lang_data): Remove assignment to
1858 lang_hooks.fold_obj_type_ref.
1859 * tree.def (OBJ_TYPE_REF): Update comment.
1861 2010-05-14 Richard Guenther <rguenther@suse.de>
1863 PR tree-optimization/44124
1864 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
1866 2010-05-14 Alan Modra <amodra@gmail.com>
1869 * config/rs6000/rs6000.c (struct machine_function): Reorder
1870 fields for better packing. Add lr_save_state.
1871 (rs6000_ra_ever_killed): Return lr_save_state if set.
1872 (rs6000_emit_eh_reg_restore): Set lr_save_state.
1874 2010-05-13 Jan Hubicka <jh@suse.cz>
1876 * varpool.c (decide_is_variable_needed): Drop code checking
1877 TREE_SYMBOL_REFERENCED.
1879 2010-05-13 Jan Hubicka <jh@suse.cz>
1881 * final.c (output_addr_const): Do not call mark_decl_referenced.
1882 * cgraphunit.c (process_function_and_variable_attributes): Use
1883 mark_needed_node dirrectly.
1884 (assemble_thunk): Do not call mark_decl_referenced.
1886 2010-05-13 Anatoly Sokolov <aesok@post.ru>
1888 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
1890 2010-05-13 Jeff Law <law@redhat.com>
1892 * ira-conflicts.c (print_allocno_conflicts): New function broken out
1894 (print_conflicts): Call print_allocno_conflicts.
1896 2010-05-13 Jakub Jelinek <jakub@redhat.com>
1899 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
1902 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
1904 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
1905 t-mingw-w64 or t-mingw-w32 for multilib configuration.
1906 * config/i386/t-mingw-w32: New.
1907 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
1909 2010-05-13 Martin Jambor <mjambor@suse.cz>
1911 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
1913 * gimple-fold.c (get_base_binfo_for_type): New function.
1914 (gimple_get_relevant_ref_binfo): Likewise.
1915 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1916 (gimple_fold_obj_type_ref): Likewise.
1917 (fold_gimple_call): Simplify condition for folding virtual calls
1918 and call gimple_fold_obj_type_ref.
1919 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
1920 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1922 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
1924 * config/rs6000/rs6000-protos.h
1925 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
1926 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
1927 (rs6000_debug_mode_dependent_address)
1928 (rs6000_mode_dependent_address_ptr): Likewise.
1930 2010-05-13 Jakub Jelinek <jakub@redhat.com>
1933 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
1935 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
1936 * tree-sra.c (create_access_replacement): Call unshare_expr before
1937 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
1938 * dwarf2out.c: Include tree-flow.h.
1939 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
1940 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
1941 Handle DW_OP_bit_piece.
1942 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
1943 construct_piece_list, adjust_piece_list): New functions.
1944 (add_var_loc_to_decl): Handle SRA optimized variables.
1945 Adjust for var_loc_note to loc field renaming.
1946 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
1947 in VAR_LOCATION note.
1948 (new_loc_descr_op_bit_piece): New function.
1949 (dw_sra_loc_expr): New function.
1950 (dw_loc_list): Use it. Don't handle the last range after the
1951 loop, handle it inside of the loop. Adjust for var_loc_note
1952 to loc field renaming.
1953 (add_location_or_const_value_attribute): Only special case
1954 single entry loc lists if loc is NOTE_P. Adjust for
1955 var_loc_note to loc field renaming.
1956 (dwarf2out_var_location): Don't set newloc->var_loc_note
1957 and newloc->next here.
1959 2010-05-12 Jan Hubicka <jh@suse.cz>
1961 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
1963 * cgraph.h (cgraph_only_called_directly_p,
1964 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
1965 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
1966 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
1968 * ipa.c (cgraph_remove_unreachable_nodes): Use
1969 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
1971 * tree-inline.c (copy_bb): Check address_taken flag.
1972 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
1973 externally_visible flag.
1975 2010-05-12 Jason Merrill <jason@redhat.com>
1979 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
1980 * sdbout.c (plain_type_1): Likewise.
1981 * dwarf2out.c (is_base_type): Likewise.
1982 (gen_type_die_with_usage): Likewise. Generate
1983 DW_TAG_unspecified_type for any LANG_TYPE.
1985 2010-05-12 Jan Hubicka <jh@suse.cz>
1987 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
1989 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
1990 (cgraph_clone_edge): Update.
1991 (cgraph_node_remove_callees): Remove indirect calls too.
1992 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
1993 (cgraph_create_indirect_edge): Update prototype.
1994 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
1995 is_proper_for_analysis.
1996 (add_new_function, visited_nodes, function_insertion_hook_holder,
1997 get_local_reference_vars_info, mark_address_taken, mark_address,
1998 mark_load, mark_store, check_asm_memory_clobber, check_call,
1999 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
2000 (ipa_init): Do not initialize visited_nodes;
2001 function_insertion_hook_holder.
2002 (analyze_variable): Rewrite.
2003 (analyze_function): Rewrite.
2004 (copy_local_bitmap): Remove.
2005 (duplicate_node_dat): Do not duplicate local info.
2006 (generate_summary): Simplify to only walk cgraph.
2007 (write_node_summary_p, ipa_reference_write_summary,
2008 ipa_reference_read_summary): Remove.
2009 (propagate): Do not remove function insertion;
2011 (pass_ipa_reference): NULLify summary handling fields.
2012 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
2013 (input_edge): Input ecf_flags.
2014 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
2015 (update_indirect_edges_after_inlining): Ignore edges with unknown
2018 2010-05-12 Sriraman Tallam <tmsriram@google.com>
2020 * implicit-zee.c: New file.
2021 * tree-pass.h (pass_implicit_zee): Declare.
2022 * passes.c (init_optimization_passes): Add zee pass.
2023 * common.opt (fzee): New flag.
2024 * timevar.def (TV_ZEE): Define.
2025 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
2027 * Makefile.in (implicit-zee.o): Add new build file.
2029 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2030 Nathan Froyd <froydnj@codesourcery.com>
2032 * c-common.c (sync_resolve_params): Remove write-only variable.
2034 2010-05-12 Anatoly Sokolov <aesok@post.ru>
2036 * target.h (struct gcc_target): Add mode_dependent_address_p field.
2037 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2038 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
2039 * targhooks.c (default_mode_dependent_address_p): New function.
2040 * targhooks.h (default_mode_dependent_address_p): Declare function.
2041 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2042 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
2043 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
2044 target hook. Change return type to bool.
2045 * recog.h: (mode_dependent_address_p): Change return type to bool.
2047 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2048 Nathan Froyd <froydnj@codesourcery.com>
2050 * tree-mudflap.c (build_function_type_0, build_function_type_1,
2051 build_function_type_2, build_function_type_3): Remove.
2052 (mudflap_init): Use build_function_type_list.
2054 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2055 Nathan Froyd <froydnj@codesourcery.com>
2057 * coverage.c (build_fn_info_value): Call build_constructor instead of
2058 build_constructor_from_list.
2059 (build_ctr_info_value): Likewise.
2060 (build_gcov_info): Likewise.
2062 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
2064 * tree.c (build_constructor): Compute TREE_CONSTANT for the
2065 resultant constructor.
2066 (build_constructor_single): Don't set TREE_CONSTANT.
2067 (build_constructor_from_list): Don't compute TREE_CONSTANT.
2069 2010-05-12 Jan Hubicka <jh@suse.cz>
2071 * cgraph.h (struct varpool_node): Add aux.
2072 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
2073 * varpool.c (varpool_remove_node): Do not remove initializer.
2074 (varpool_reset_queue): Export.
2075 (varpool_finalize_decl): Volatile vars are forced to be output.
2076 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
2078 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
2079 process_references, varpool_can_remove_if_no_refs): New functions.
2080 (cgraph_remove_unreachable_nodes): Handle variables too.
2082 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
2085 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
2087 2010-05-12 Jakub Jelinek <jakub@redhat.com>
2090 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
2091 change value of ORT_TASK.
2092 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
2093 (omp_notice_threadprivate_variable): New function.
2094 (omp_notice_variable): Call it for threadprivate variables.
2095 If enclosing ctx is a task, print enclosing task rather than
2096 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
2097 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
2098 if task has untied clause.
2101 * dwarf2out.c (base_type_die): Don't add name attribute here.
2102 (modified_type_die): Instead of sizetype use
2103 its underlying original type. If a DW_TAG_base_type doesn't
2104 have name added, add __unknown__.
2105 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
2106 always call force_type_die instead.
2108 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2110 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
2111 for __stack_chk_guard.
2113 2010-05-11 Jakub Jelinek <jakub@redhat.com>
2115 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
2116 don't call start_source_file debug hook here...
2117 (finish_options): ... but here, after outputting predefined and
2118 command line defines and undefs.
2121 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
2123 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
2124 optimizing away empty bb with no successors, move over its
2125 footer chain to fallthru predecessor.
2126 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
2127 (rtl_split_edge): For asm goto call patch_jump_insn even if
2128 splitting fallthru edge.
2131 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
2132 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
2133 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
2134 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
2138 * c-parser.c (c_parser_expression): Mark LHS of a comma
2139 expression as read if it is a decl, handled component or
2140 COMPOUND_EXPR with that on the RHS.
2141 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
2142 if it is a decl or handled component.
2144 2010-05-11 Jan Hubicka <jh@suse.cz>
2146 * lto-symtab.c (lto_symtab_free): New function.
2147 * lto-streamer.h (lto_symtab_free): Declare.
2149 2010-05-11 Jan Hubicka <jh@suse.cz>
2151 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
2152 that if function is needed it is reachable.
2153 (lto_output_node): See if it the function is reachable or referenced.
2154 (output_cgraph): Update call of lto_output_node.
2155 * lto-streamer.h (reachable_from_other_partition_p): Declare.
2157 2010-05-11 Jan Hubicka <jh@suse.cz>
2159 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
2162 2010-05-11 Jan Hubicka <jh@suse.cz>
2164 PR tree-optimize/44063
2165 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
2167 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
2169 (estimate_function_body_sizes): Compute sizes even when disregarding.
2171 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
2173 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
2175 2010-05-11 Jan Hubicka <jh@suse.cz>
2177 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
2178 into every boundary.
2180 2010-05-11 Jan Hubicka <jh@suse.cz>
2182 * matrix-reorg.c (matrix_reorg): Rebuild edges.
2184 2010-05-11 Jan Hubicka <jh@suse.cz>
2186 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
2187 lto_streamer_cache_delete): Put nodes into heap.
2188 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
2191 2010-05-11 Jan Hubicka <jh@suse.cz>
2193 * cgraphbuild.c (cgraph_rebuild_references): New.
2194 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
2196 * cgraph.h (cgraph_rebuild_references): Declare.
2197 * tree-inline.c (tree_function_versioning): Use it.
2198 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
2200 2010-05-11 Jan Hubicka <jh@suse.cz>
2202 * cgraph.c: Include ipa-utils.h
2203 (cgraph_create_virtual_clone): Update references.
2204 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
2206 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
2208 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
2209 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
2212 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
2214 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
2216 2010-05-11 Jakub Jelinek <jakub@redhat.com>
2218 * gcc.c (execute): For -### don't quote arguments that
2219 contain just alphanumerics and _/-. characters.
2220 * doc/invoke.texi: Document that change for -###.
2223 * df-problems.c (struct dead_debug): Add to_rescan field.
2224 (dead_debug_init): Clear to_rescan field.
2225 (dead_debug_finish): Rescan all debug insns in to_rescan
2226 bitmap and free the bitmap.
2227 (dead_debug_insert_before): Instead of rescanning debug insns
2228 immediately queue their rescanning until dead_debug_finish.
2229 (df_note_bb_compute): After dead_debug_add do continue instead
2232 2010-05-10 Jakub Jelinek <jakub@redhat.com>
2235 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
2236 clear also INSN_REG_USE_LIST.
2238 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2240 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
2242 2010-05-10 Jan Hubicka <jh@suse.cz>
2244 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
2247 2010-05-10 Jan Hubicka <jh@suse.cz>
2249 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
2251 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
2252 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
2253 (lto_streamer_cache_create): Init alloc pool.
2254 (lto_streamer_cache_delete): Free alloc pool.
2255 * lto-streamer.h: Include alloc pool.
2256 (lto_streamer_cache_d): Use alloc pool.
2257 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
2259 2010-05-10 Jan Hubicka <jh@suse.cz>
2261 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
2262 * cgraphbuild.c: Include except.h
2263 (record_type_list, record_eh_tables): New function.
2264 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
2266 2010-05-10 Jan Hubicka <jh@suse.cz>
2268 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
2269 __frame_dummy_init_array_entry, force_to_data): Attribute as used
2272 2010-05-10 Michael Matz <matz@suse.de>
2274 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
2275 (can_reassociate_p): Use FLOAT_TYPE_P.
2276 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
2277 (vect_force_simple_reduction): ... this.
2278 * tree-parloops.c (gather_scalar_reductions): Use
2279 vect_force_simple_reduction.
2280 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
2281 vect_is_simple_reduction, add modify argument, if true rewrite
2282 "a-b" into "a+(-b)".
2283 (vect_is_simple_reduction, vect_force_simple_reduction): New
2285 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
2287 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
2288 Vladimir Makarov <vmakarov@redhat.com>
2290 PR rtl-optimization/44012
2291 * ira-build.c (remove_unnecessary_allocnos): Nullify
2292 regno_allocno_map of the removed allocno.
2294 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2296 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
2298 * configure: Regenerate.
2300 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2302 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
2304 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
2305 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
2307 * configure: Regenerate.
2309 2010-05-10 Richard Guenther <rguenther@suse.de>
2311 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
2312 marked if the entry identifier is marked.
2314 2010-05-10 Richard Guenther <rguenther@suse.de>
2316 * c-common.c (struct c_common_attributes): Add fnspec attribute.
2317 (handle_fnspec_attribute): New function.
2318 * gimple.h (gimple_call_return_flags): Declare.
2319 (gimple_call_arg_flags): Likewise.
2320 * gimple.c (gimple_call_arg_flags): New function.
2321 (gimple_call_return_flags): Likewise.
2322 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
2324 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
2326 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
2327 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
2329 (make_heapvar_for): ... this new function.
2330 (handle_rhs_call): Handle fnspec attribute argument specifiers.
2331 (handle_lhs_call): Likewise.
2332 (find_func_aliases): Adjust.
2334 2010-05-10 Richard Guenther <rguenther@suse.de>
2336 PR tree-optimization/44050
2337 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
2339 2010-05-10 Wei Guozhi <carrot@google.com>
2342 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
2344 2010-05-09 Joseph Myers <joseph@codesourcery.com>
2347 * c-typeck.c (lookup_field): Take a type directly. Update
2349 (build_component_ref): Update call to lookup_field.
2350 (set_init_label): Use lookup_field to find initialized field.
2351 Handle returned list of fields like a sequence of designators.
2353 2010-05-09 Richard Guenther <rguenther@suse.de>
2356 * fold-const.c (tree_single_nonzero_warnv_p): Properly
2357 handle &FUNCTION_DECL.
2359 2010-05-09 Joseph Myers <joseph@codesourcery.com>
2362 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
2363 structures and unions recursively.
2364 (detect_field_duplicates): Move duplicate detection with a hash to
2365 detect_field_duplicates_hash. Always use a hash if anonymous
2366 structures or unions are present.
2367 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
2370 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
2373 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
2374 detect Atom, Core 2 and Core i7.
2376 2010-05-09 Richard Guenther <rguenther@suse.de>
2378 * gcc.c (store_arg): Handle temporary file deletion for
2381 2010-05-09 Richard Guenther <rguenther@suse.de>
2384 * ipa-inline.c (estimate_function_body_sizes): Return after
2385 disregarding inline limits.
2387 2010-05-09 Richard Guenther <rguenther@suse.de>
2389 * gcc.c (store_arg): Revert last change.
2391 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
2394 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
2395 (optimize_ops_list): Call it.
2397 2010-05-08 Richard Guenther <rguenther@suse.de>
2399 PR tree-optimization/44030
2400 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
2401 NECESSARY flag if we propagate from a inserted expression.
2403 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
2405 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
2406 domain types as equal if they are both PLACEHOLDER_EXPRs.
2408 2010-05-08 Richard Guenther <rguenther@suse.de>
2410 * lto-wrapper.c (run_gcc): Remove linker output from
2411 command line for LTRANS invocation.
2413 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
2415 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
2416 lto-macho as lto_binary_reader.
2417 * target.h (struct gcc_target): New hooks lto_start and lto_end.
2418 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
2419 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
2420 in lto_start and lto_end calls.
2421 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
2423 (scan_prog_file): Update is_elf_or_coff call.
2424 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
2426 * collect2.c (main): Fix enum comparison.
2428 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
2430 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
2431 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
2432 and TARGET_ASM_LTO_END.
2433 * darwin.c: Include obstack.h and lto-streamer.h.
2434 (lto_section_names_offset, lto_section_names_obstack,
2435 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
2437 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
2438 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
2439 to a temporary file.
2440 (darwin_asm_lto_end): New function. Restore asm_out_file.
2441 (darwin_asm_named_section): For LTO sections, replace the name with
2442 the offset of the section name in a string table, and build this
2444 (darwin_file_start): Initialize global vars for LTO support.
2445 (darwin_file_end): If output to asm_out_file was redirected, append it
2446 to the proper asm_out_file here. Add the section names section.
2448 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
2450 * c-pragma.c (pending_weak_d, pending_weak): New.
2451 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
2452 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
2453 handle_pragma_weak): Update the uses of pending_weaks.
2455 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2457 PR documentation/44016
2458 * doc/standards.texi (Standards): Link to unversioned
2459 cxx0x_status.html page.
2461 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
2464 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
2465 in addition to TREE_USED, to avoid "set but unused" warnings.
2467 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2469 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
2470 (is_loop_prefetching_profitable): Do not insert prefetches
2471 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
2472 times the prefetch ahead distance.
2474 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2476 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
2477 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
2478 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
2481 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2483 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
2484 a diagnostic info when the insn-to-mem ratio is too small.
2486 2010-05-07 Richard Guenther <rguenther@suse.de>
2488 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
2490 (store_arg): Queue temp_filename for deletion instead of
2493 2010-05-07 Richard Guenther <rguenther@suse.de>
2495 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
2496 (run_gcc): Handle LTRANS phase invocation.
2497 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
2499 2010-05-07 Jakub Jelinek <jakub@redhat.com>
2501 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
2502 this is also meaningful on PARM_DECLs and RESULT_DECLs.
2504 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2506 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
2508 2010-05-07 Richard Guenther <rguenther@suse.de>
2510 PR tree-optimization/44020
2511 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
2512 code when PRE is not yet initialized.
2514 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2516 * config/mips/dbxmdebug.h: Remove.
2517 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
2519 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
2521 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
2522 with null pointer and also warn about ordered comparison of zero with
2525 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2527 * graphite-blocking.c
2528 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
2529 * graphite-clast-to-gimple.c
2530 (clast_to_gcc_expression): Same.
2531 (precision_for_value): Same.
2532 (precision_for_interval): Same.
2533 (gcc_type_for_interval): Same.
2534 (graphite_create_new_guard): Same.
2535 (compute_bounds_for_level): Same.
2536 (graphite_create_new_loop_guard): Same.
2537 * graphite-interchange.c
2538 (build_linearized_memory_access): Same.
2539 (pdr_stride_in_loop): Same.
2540 (memory_strides_in_loop_1): Same.
2541 (memory_strides_in_loop): Same.
2542 (extend_scattering): Same.
2543 (psct_scattering_dim_for_loop_depth): Same.
2544 (pbb_number_of_iterations): Same.
2546 (debug_iteration_domains): Same.
2548 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
2549 (ppl_set_inhomogeneous_gmp): Same.
2550 (ppl_strip_loop): Same.
2551 (ppl_lexico_compare_linear_expressions): Same.
2552 (ppl_read_polyhedron_matrix): Same.
2553 (ppl_max_for_le_pointset): Same.
2555 (ppl_read_polyhedron_matrix): Same.
2556 (tree_int_to_gmp): Same.
2557 (gmp_cst_to_tree): Same.
2558 (ppl_set_inhomogeneous): Same.
2559 (ppl_set_inhomogeneous_tree): Same.
2560 (ppl_set_coef): Same.
2561 (ppl_set_coef_tree): Same.
2562 * graphite-sese-to-poly.c
2563 (build_pbb_scattering_polyhedrons): Same.
2564 (build_scop_scattering): Same.
2565 (scan_tree_for_params_right_scev): Same.
2566 (scan_tree_for_params): Same.
2567 (find_params_in_bb): Same.
2568 (find_scop_parameters): Same.
2569 (add_upper_bounds_from_estimated_nit): Same.
2570 (build_loop_iteration_domains): Same.
2571 (add_condition_to_domain): Same.
2572 (pdr_add_memory_accesses): Same.
2574 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2576 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
2577 CLooG's value_* macros to their respective mpz_* counterparts.
2578 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
2579 (graphite_create_new_loop_guard): Same.
2580 * graphite-interchange.c (build_linearized_memory_access): Same.
2581 (pdr_stride_in_loop): Same.
2582 (memory_strides_in_loop_1): Same.
2583 (1st_interchange_profitable_p): Same.
2584 * graphite-poly.c (extend_scattering): Same.
2585 (psct_scattering_dim_for_loop_depth): Same.
2586 (pbb_number_of_iterations): Same.
2587 (pbb_number_of_iterations_at_time): Same.
2588 * graphite-poly.h (new_1st_loop): Same.
2589 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
2590 (oppose_constraint): Same.
2591 (insert_constraint_into_matrix): Same.
2592 (ppl_set_inhomogeneous_gmp): Same.
2593 (ppl_set_coef_gmp): Same.
2594 (ppl_strip_loop): Same.
2595 (ppl_lexico_compare_linear_expressions): Same.
2596 (ppl_max_for_le_pointset): Same.
2597 (ppl_min_for_le_pointset): Same.
2598 (ppl_build_realtion): Same.
2599 * graphite-ppl.h (gmp_cst_to_tree): Same.
2600 (ppl_set_inhomogeneous): Same.
2601 (ppl_set_inhomogeneous_tree): Same.
2602 (ppl_set_coef): Same.
2603 (ppl_set_coef_tree): Same.
2604 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2605 (build_scop_scattering): Same.
2606 (add_value_to_dim): Same.
2607 (scan_tree_for_params_right_scev): Same.
2608 (scan_tree_for_params_int): Same.
2609 (scan_tree_for_params): Same.
2610 (find_params_in_bb): Same.
2611 (find_scop_parameters): Same.
2612 (add_upper_bounds_from_estimated_nit): Same.
2613 (build_loop_iteration_domains): Same.
2614 (create_linear_expr_from_tree): Same.
2615 (add_condition_to_domain): Same.
2616 (pdr_add_memory_accesses): Same.
2618 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
2619 Jason Merrill <jason@redhat.com>
2621 * c-common.c (c_common_reswords): Add nullptr.
2622 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
2623 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
2624 (gen_type_die_with_usage): Likewise.
2625 * dbxout.c (dbxout_type): Likewise.
2626 * sdbout.c (plain_type_1): Likewise.
2628 2010-05-06 Jason Merrill <jason@redhat.com>
2630 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
2631 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
2633 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
2635 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
2636 stripping WITH_SIZE_EXPR.
2637 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
2640 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2642 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
2643 list of obsolete configurations.
2644 Disabled check for obsolete configurations.
2645 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
2646 Removed support for previous versions.
2647 * config/mips/iris.h: Removed.
2648 * config/mips/iris5.h: Removed.
2649 * config/mips/iris6.h: Merged old iris.h contents.
2650 (TARGET_IRIX): Removed.
2651 (DRIVER_SELF_SPECS): Removed mabi=32.
2652 (IDENT_ASM_OP): Removed undef.
2653 (STARTFILE_SPEC): Removed mabi=32.
2654 (ENDFILE_SPEC): Likewise.
2655 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
2656 (MACHINE_TYPE): Update for IRIX 6.5.
2657 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
2658 TARGET_IRIX by TARGET_IRIX6.
2659 (mips_file_start): Likewise.
2660 (mips_output_external): Remove IRIX 5/6 O32 support.
2661 (mips_output_function_prologue): Likewise.
2662 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
2664 (TARGET_CPU_CPP_BUILTINS): Likewise.
2665 (TARGET_IRIX): Removed.
2666 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
2667 (MULTILIB_DIRNAMES): Removed 32.
2668 (MULTILIB_OSDIRNAMES): Removed ../lib.
2669 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
2670 (Specific, mips-sgi-irix5): Document removal.
2671 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
2672 Remove references to older IRIX 6 releases and the O32 ABI.
2674 2010-05-06 Jakub Jelinek <jakub@redhat.com>
2677 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
2678 instead of DF_REF_REAL_REG.
2680 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
2683 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
2684 handling to still return true for x64 targets.
2686 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2688 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
2690 2010-05-06 Jan Hubicka <jh@suse.cz>
2692 PR tree-optimization/43791
2693 * ipa-inline.c (update_caller_keys): Remove bogus
2694 disregard_inline_limits check.
2696 2010-05-06 Michael Matz <matz@suse.de>
2698 PR tree-optimization/43984
2699 * tree-ssa-pre.c (inserted_phi_names): Remove.
2700 (inserted_exprs): Change to bitmap.
2701 (create_expression_by_pieces): Set bits, don't append to vector.
2702 (insert_into_preds_of_block): Don't handle inserted_phi_names.
2703 (eliminate): Don't look at inserted_phi_names, remove deleted
2704 insns from inserted_exprs.
2705 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
2706 (init_pre, fini_pre): Allocate and free bitmaps.
2707 (execute_pre): Insert insns on edges before elimination.
2709 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2711 * tree.c (initializer_zerop): Handle STRING_CST.
2713 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
2716 * doc/invoke.texi (Wimplicit): Document as C only.
2717 * opts.c (common_handle_option): Add argument kind.
2718 (handle_option): Rename as read_cmdline_option. Factor out code to...
2719 (handle_option): ... here. New.
2720 (handle_options): Rename as read_cmdline_options.
2721 (decode_options): Update call.
2722 (set_option): Use option index instead of option pointer. Classify
2723 diagnostics correctly.
2724 (enable_warning_as_error): Call handle_option.
2725 * opts.h (set_option): Update declaration.
2726 (handle_option): Declare.
2727 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
2728 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
2729 * c-opts.c (set_Wimplicit): Delete.
2730 (c_family_lang_mask): New static constant.
2731 (c_common_handle_option): Add argument kind. Use handle_option
2732 instead of set_Wimplicit.
2733 (c_common_post_options): warn_implicit and warn_implicit_int
2734 are disabled by default.
2735 * c-common.c (warn_implicit): Do not define here.
2736 * c-common.h (warn_implicit): Do not declare here.
2737 (c_common_handle_option): Update declaration.
2738 * lto-opts.c (lto_reissue_options): Update call to set_option.
2740 2010-05-06 Richard Guenther <rguenther@suse.de>
2742 PR tree-optimization/43571
2743 * domwalk.c (walk_dominator_tree): Walk the dominator
2744 sons in more optimal order.
2746 2010-05-06 Richard Guenther <rguenther@suse.de>
2748 PR tree-optimization/43934
2749 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
2750 (stmt_cost): Likewise.
2751 (extract_true_false_args_from_phi): New helper.
2752 (determine_max_movement): For PHI nodes verify we can hoist them
2753 and compute their cost.
2754 (determine_invariantness_stmt): Handle PHI nodes.
2755 (move_computations_stmt): Likewise. Hoist PHI nodes in
2756 if-converted form using COND_EXPRs.
2757 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
2758 (tree_ssa_lim): Likewise.
2759 * tree-flow.h (tree_ssa_lim): Adjust prototype.
2760 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
2762 2010-05-06 Richard Guenther <rguenther@suse.de>
2764 PR tree-optimization/43987
2765 * tree-ssa-structalias.c (could_have_pointers): For possibly
2766 address-taken variables force pointers to be recorded.
2767 (create_variable_info_for_1): Likewise.
2768 (push_fields_onto_fieldstack): Pass in wheter all fields
2770 (find_func_aliases): Query types instead of vars whether
2771 they contain pointers where appropriate.
2773 2010-05-06 Jan Hubicka <jh@suse.cz>
2775 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
2776 (record_reference, mark_address, mark_load, mark_store): Record
2778 (record_references_in_initializer): Update call of record_references.
2779 (rebuild_cgraph_edges): Remove all references before rebuiding.
2780 * cgraph.c (cgraph_create_node): Clear ref list.
2781 (cgraph_remove_node): Remove references.
2782 (dump_cgraph_node): Dump references.
2783 (cgraph_clone_node): Clone references.
2784 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
2785 (struct cgraph_node, varpool_node): Add ref_lst.
2786 * ipa-ref.c: New file.
2787 * ipa-ref.h: New file.
2788 * ipa-ref-inline.h: New file.
2789 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
2790 (referenced_from_other_partition_p): New function.
2791 (lto_output_varpool_node): Take set arugment; call
2792 referenced_from_other_partition.
2793 (lto_output_ref): New.
2794 (add_references): New.
2796 (output_cgraph): Compute boundary based on references; output refs.
2797 (output_varpool): Accept cgraph_node_set argument.
2800 (input_cgraph): Call input_refs.
2801 * lto-section-in.c (lto_section_name): Add refs.
2802 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
2803 (ipa-ref.o): New file.
2804 * varpool.c (varpool_node): Clear ipa ref list.
2805 (varpool_remove_node): Remove references.
2806 (dump_varpool_node): Dump references.
2807 (varpool_assemble_decl): Only compile finalized ones.
2808 (varpool_extra_name_alias): Initialize ref list.
2809 * lto-streamer.c (lto-get_section_name): Add .refs section.
2810 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
2811 (referenced_from_other_partition_p): Declared.
2813 2010-05-06 Ira Rosen <irar@il.ibm.com>
2815 PR tree-optimization/43901
2816 * tree-vect-stmts.c (vectorizable_call): Assert that vector
2817 type is not NULL if it's transformation phase, and return
2818 FALSE if it's analysis.
2819 (vectorizable_conversion, vectorizable_operation,
2820 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
2822 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
2824 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2826 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2828 * config/mips/mips-protos.h
2829 (mips_small_register_classes_for_mode_p): Delete prototype.
2831 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
2833 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
2834 * config/arm/arm.c (multiple_operation_profitable_p,
2835 compute_offset_order): New static functions.
2836 (load_multiple_sequence, store_multiple_sequence): Use them.
2837 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
2838 memory offsets, not register numbers.
2839 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
2841 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
2843 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
2844 (get_pending_sizes, put_pending_size, put_pending_sizes):
2845 Update the uses of pending_sizes.
2846 * c-decl.c (store_parm_decls): Likewise.
2847 * c-tree.h (struct c_arg_info): Likewise.
2848 * tree.h: Update the prototype for get_pending_sizes and
2851 2010-05-05 Jason Merrill <jason@redhat.com>
2854 * c-common.c (handle_aligned_attribute): Respect
2855 ATTR_FLAG_TYPE_IN_PLACE.
2858 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
2859 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2860 (TARGET_INITIALIZER): Use it.
2861 * c-common.c (attribute_takes_identifier_p): Call it.
2862 * c-common.h: Update prototype.
2863 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
2864 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2866 2010-05-05 Jakub Jelinek <jakub@redhat.com>
2869 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
2870 DW_ID_down_case for Fortran compilation units.
2872 2010-05-05 Jan Hubicka <jh@suse.cz>
2874 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
2877 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
2879 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
2880 a variable-sized RESULT_DECL.
2882 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
2884 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
2886 2010-05-05 Jason Merrill <jason@redhat.com>
2889 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
2891 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
2893 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
2894 Jakub Jelinek <jakub@redhat.com>
2897 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
2898 (dead_debug_init, dead_debug_finish): New functions.
2899 (dead_debug_add, dead_debug_insert_before): Likewise.
2900 (df_note_bb_compute): Initialize a dead_debug object, add dead
2901 debug uses to it, insert debug bind insns before death insns,
2902 reset debug insns that refer to pending uses at the end.
2903 * rtl.h (make_debug_expr_from_rtl): New prototype.
2904 * varasm.c (make_debug_expr_from_rtl): New function.
2906 2010-05-05 Jan Hubicka <jh@suse.cz>
2908 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
2909 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
2910 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
2911 lto_varpool_encoder_deref, lto_varpool_encoder_size,
2912 lto_varpool_encoder_encode_initializer_p,
2913 lto_set_varpool_encoder_encode_initializer): New functions.
2914 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
2915 call output_varpool.
2916 (input_varpool_node): Do not always set analyzed.
2917 (input_cgraph_1): Return vector of cgraph nodes.
2918 (input_varpool_1): Return vector of varpools.
2919 (input_cgraph): Free the vectors.
2920 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
2921 output only initializers needed.
2922 (lto_output): Only call output_cgraph.
2923 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
2924 * lto-section-out.c (lto_new_out_decl_state): Initialize
2925 state->varpool_node_encoder.
2926 * lto-streamer.h (lto_varpool_encoder_d): New.
2927 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
2928 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
2929 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
2930 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
2931 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
2933 (output_varpool, input_varpool): Remove declarations.
2935 2010-05-05 Jan Hubicka <jh@suse.cz>
2937 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
2938 with body can prevail.
2940 2010-05-05 Jan Hubicka <jh@suse.cz>
2942 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
2945 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2947 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
2949 * gengtype.h (erro_at_line): Constify pos argument.
2951 * gengtype.c: Include hashtab.h.
2952 (enum gc_used): Document GC_MAYBE_POINTED_TO.
2953 (error_at_line): Constify pos argument.
2954 (do_typedef): Initialize p->opt field.
2955 (get_file_gtfilename): Fix comment typo.
2956 (struct walk_type_data): Constify line field.
2957 (get_output_file_for_structure): New function.
2958 (write_local_func_for_structure): Constify orig_s argument.
2959 Use get_output_file_for_structure.
2960 (write_func_for_structure): Use get_output_file_for_structure.
2961 (INDENT): New define.
2962 (dump_pair, dump_type, dump_type_list, dump_typekind)
2963 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
2964 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
2966 (seen_types): New variable.
2967 (main): New variable do_dump. Process "-d" command line option.
2968 Call dump_everything if dump requested.
2970 2010-05-05 Jakub Jelinek <jakub@redhat.com>
2972 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
2973 in a temporary instead of invoking the macro multiple times.
2974 (track_expr_p): Likewise.
2976 2010-05-04 Neil Vachharajani <nvachhar@google.com>
2978 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
2980 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
2981 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
2982 conditions for printing notes.
2983 * common.opt (-Wcoverage-mismatch): Allow negative, default to
2984 true, update documentation.
2985 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
2987 2010-05-04 Jakub Jelinek <jakub@redhat.com>
2990 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
2993 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2996 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
2997 (*sse_prologue_save_insn1): Likewise.
2998 (SSE prologue save splitter): Likewise.
3000 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
3002 * tree.c (free_lang_data_in_one_sizepos): New inline function.
3003 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
3004 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
3005 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
3006 all decls. Call it on DECL_FIELD_OFFSET of fields.
3007 (find_decls_types_r): Follow DECL_VALUE_EXPR.
3008 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
3010 2010-05-04 Martin Jambor <mjambor@suse.cz>
3012 * tree-sra.c (build_access_from_expr_1): The first parameter type
3013 changed to simple tree.
3014 (build_access_from_expr): Likewise, gsi parameter was eliminated.
3015 (scan_assign_result): Renamed to assignment_mod_result, enum elements
3017 (build_accesses_from_assign): Removed all parameters except for a
3018 simple gimple statement. Now returns a simple bool.
3019 (scan_function): All non-analysis parts moved to separate functions
3020 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
3021 parameters and updated both callers.
3022 (sra_modify_expr): Removed parameter data.
3023 (sra_modify_function_body): New function.
3024 (perform_intra_sra): Call sra_modify_function_body to modify the
3026 (replace_removed_params_ssa_names): Parameter data changed into
3028 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
3029 changed the parameter dont_convert to convert with the opposite
3031 (sra_ipa_modify_assign): Parameter data changed into adjustments
3032 vector, return value changed to bool.
3033 (ipa_sra_modify_function_body): New function.
3034 (sra_ipa_reset_debug_stmts): Updated a comment.
3035 (modify_function): Use ipa_sra_modify_function_body to modify function
3038 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3041 * alias.c (true_dependence): Handle the same VALUE in x and mem.
3042 (canon_true_dependence): Likewise.
3043 (write_dependence_p): Likewise.
3045 2010-05-04 Jan Hubicka <jh@suse.cz>
3047 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
3048 * cgraphbuild.c: Include ipa-utils.h
3049 (record_reference_ctx): New struct.
3050 (record_reference): Simplify to work on initializers; not statements.
3051 (mark_address, mark_load, mark_store): New.
3052 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3054 (record_references_in_initializer): Update use of record_reference.
3055 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3058 2010-05-04 Jan Hubicka <jh@suse.cz>
3060 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
3061 node will be removed anyway.
3062 (lto_varpool_replace_node): Allow also unanalyzed nodes;
3063 relink aliases of node into prevailing node.
3064 * varpool.c (varpool_remove_node): Remove aliases properly;
3065 when removing node, remove all its aliases too; remove DECL_INITIAL
3066 of removed node; ggc_free the varpool node.
3068 2010-05-04 Richard Guenther <rguenther@suse.de>
3070 PR tree-optimization/43879
3071 * tree-ssa-structalias.c (alias_get_name): Use
3072 DECL_ASSEMBLER_NAME if available.
3073 (create_function_info_for): Return the varinfo node.
3074 (ipa_pta_execute): Associate same-body aliases and extra names
3075 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
3077 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
3079 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
3081 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
3084 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
3085 only if HONOR_REG_ALLOC_ORDER is not defined.
3087 2010-05-04 Richard Guenther <rguenther@suse.de>
3089 PR tree-optimization/43949
3090 * tree-vrp.c (extract_range_from_binary_expr): Only handle
3093 2010-04-26 Jason Merrill <jason@redhat.com>
3095 * c.opt (-fstrict-enums): New.
3096 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
3098 2010-05-03 David Ung <davidu@mips.com>
3099 James E. Wilson <wilson@codesourcery.com>
3101 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
3102 emit the trap instruction before the divide for TUNE_74K.
3104 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
3106 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
3107 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
3108 based on the above, for new target hook.
3110 * hooks.c (hook_bool_mode_true): New generic hook.
3111 * hooks.h (hook_bool_mode_true): Add prototype.
3113 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
3115 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
3116 target hook, set to hook_bool_mode_false.
3117 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
3118 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
3119 with targetm.small_register_classes_for_mode_p.
3120 (find_reusable_reload): Likewise.
3121 (combine_reloads): Likewise.
3122 * reload1.c (reload_as_needed): Likewise.
3123 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
3124 * ifcvt.c (noce_process_if_block, check_cond_move_block,
3125 dead_or_predicable): Likewise.
3126 * regmove.c (optimize_reg_copy_1): Likewise.
3127 * calls.c (prepare_call_address): Likewise.
3128 (precompute_register_parameters): Likewise.
3130 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
3132 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
3133 implementation of the hook that considers all register classes
3134 small except for SH64.
3135 (sh_override_options): Use the new hook.
3136 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
3139 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
3141 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
3142 implementation of the hook that considers all register classes
3144 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
3147 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
3149 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
3150 implementation of the hook that considers all register classes
3152 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
3155 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
3157 * config/m32c/m32c.h: Likewise.
3158 * config/pdp11/pdp11.h: Likewise.
3159 * config/avr/avr.h: Likewise.
3160 * config/xtensa/xtensa.h: Likewise.
3161 * config/m68hc11/m68hc11.h: Likewise.
3162 * config/mn10300/mn10300.h: Likewise.
3163 * config/mcore/mcore.h: Likewise.
3164 * config/h8300/h8300.h: Likewise.
3165 * config/bfin/bfin.h: Likewise.
3167 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
3168 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
3170 2010-05-03 Anatoly Sokolov <aesok@post.ru>
3172 * double-int.h (tree_to_double_int): Remove macro.
3173 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
3174 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
3175 (tree_to_double_int): New function.
3176 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
3178 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
3180 2010-05-03 Richard Guenther <rguenther@suse.de>
3182 PR tree-optimization/43971
3183 * tree-ssa-structalias.c (get_constraint_for_1): Fix
3184 constraints in the !flag_delete_null_pointer_checks case.
3186 2010-05-03 Jakub Jelinek <jakub@redhat.com>
3189 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
3190 result mode matches original rtl mode.
3192 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
3195 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
3197 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3199 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
3200 when processing flag options.
3202 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3204 * gcov-iov.c (main): Change format string placeholder
3205 from %#08x to 0x%08x.
3206 * genchecksum.c (dosum): Change format string placeholder
3207 from %#02x to 0x%02x.
3209 2010-05-02 Richard Guenther <rguenther@suse.de>
3211 PR tree-optimization/43879
3212 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
3214 2010-05-02 Bruno Haible <bruno@clisp.org>
3216 * doc/extend.texi (Function Attributes): Fix a typo.
3218 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3221 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
3222 placeholder from 0x%x to %#x.
3223 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
3224 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3225 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3226 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3227 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3228 * config/i386/i386.c (ix86_target_string): Ditto.
3229 * config/i386/i386.c (output_pic_addr_const): Ditto.
3230 (print_operand): Ditto.
3232 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3234 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
3235 placeholder from 0x%x to %#x.
3236 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
3237 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
3238 (ASM_OUTPUT_DEBUG_DATA): Ditto.
3239 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
3240 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
3241 * optc-gen.awk: Ditto.
3242 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
3243 (HOST_WIDE_INT_PRINT_HEX): Ditto.
3244 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
3245 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
3247 2010-05-01 Anatoly Sokolov <aesok@post.ru>
3249 * target.h (struct calls): Add function_value_regno_p field.
3250 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
3251 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
3252 * targhooks.c (default_function_value_regno_p): New function.
3253 * targhooks.h (default_function_value_regno_p): Declare function.
3254 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
3255 * builtins.c. (apply_result_size): (Ditto.).
3256 * combine.c. (likely_spilled_retval_p): (Ditto.).
3257 * mode-switching.c. Include 'target.h'.
3258 (create_pre_exit): Use function_value_regno_p hook.
3259 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
3260 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
3261 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
3263 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
3264 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
3265 (ix86_function_value_regno_p): Declare as static, change argument
3266 type to const unsigned int.
3267 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
3269 2010-05-01 Richard Guenther <rguenther@suse.de>
3271 PR tree-optimization/43949
3272 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
3274 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
3276 2010-05-01 Anatoly Sokolov <aesok@post.ru>
3278 * rtl.h (CONST_DOUBLE_P): Define.
3279 (rtx_to_double_int): Declare.
3280 * emit-rtl.c (rtx_to_double_int): New function.
3281 * dwarf2out.c (insert_double): New function.
3282 (loc_descriptor, add_const_value_attribute): Clean up, use
3283 rtx_to_double_int and insert_double functions.
3285 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
3287 * doc/extend.texi (Inline): Add missing return keyword to examples.
3288 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
3291 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
3293 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
3294 the variable part of the offset as well. Use highest_pow2_factor for
3295 all alignment checks.
3297 2010-04-30 Richard Guenther <rguenther@suse.de>
3299 PR tree-optimization/43879
3300 * tree-ssa-structalias.c (type_could_have_pointers): Functions
3303 2010-04-30 Jan Hubicka <jh@suse.cz>
3305 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
3307 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
3309 2010-04-30 Jan Hubicka <jh@suse.cz>
3311 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
3313 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
3314 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
3315 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
3316 cgraph_node_set_needs_ltrans_p): Remove.
3318 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
3320 * sdbout.c: Include vec.h, do not include varray.h.
3321 (deferred_global_decls, sdbout_global_decl,
3322 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
3323 * toplev.c: Do not include varray.h.
3324 (dump_memory_report): Do not dump VARRAY statistics.
3325 * gengtype.c (open_base_file): Ignore varray.h.
3326 * Makefile.in: Update for abovementioned changes.
3327 Remove all traces of varray.c and varray.h.
3328 * varray.c: Remove file.
3329 * varray.h: Remove file.
3331 2010-04-30 Jan Hubicka <jh@suse.cz>
3333 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
3336 2010-04-30 Jan Hubicka <jh@suse.cz>
3338 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
3341 2010-04-30 Richard Guenther <rguenther@suse.de>
3343 * tree-ssa-structalias.c (get_constraint_for_1): Generate
3344 constraints for CONSTRUCTOR.
3346 2010-04-30 Richard Guenther <rguenther@suse.de>
3349 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
3350 first after all lowering passes.
3352 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
3354 * toplev.c: Include varray.h for statistics dumping.
3355 * tree.h: Do not declare varray_head_tag.
3356 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
3357 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
3358 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
3359 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
3360 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
3361 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
3362 c-common.c, c-common.h, reg-stack.c, basic-block.h,
3363 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
3365 * Makefile.in: Update for abovementioned changes.
3367 2010-04-30 Jakub Jelinek <jakub@redhat.com>
3370 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
3372 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
3374 * config/picochip/picochip.c (picochip_legitimize_address): Define.
3375 Use this function to do machine-specific conversion.
3376 (picochip_legitimize_reload_address): Likewise.
3377 (picochip_legitimate_address_p): Check valid base register only if
3379 (picochip_check_conditional_copy): Check for modw only if opnd is
3381 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
3382 to call the function in c.
3383 * config/picochip/picochip-protos.h
3384 (picochip_legitimize_reload_address): Define.
3385 * config/picochip/picochip.md (supported_compare1): Define.
3387 2010-04-30 Jan Hubicka <jh@suse.cz>
3389 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
3390 (cgraph_global_info): Remove inlined.
3391 (LTO_cgraph_tag_names): Remove.
3392 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
3393 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
3394 simplify cgraph tags and document.
3395 (lto_output_node): Use only LTO_cgraph_unavail_node and
3396 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
3397 for_functions_valid, global info, process and output flags.
3398 (input_overwrite_node): Initialize estimated stack size and
3399 estimated growth. Do not read flags we no longer store.
3400 (input_node): Likewise do not read info no longer stored.
3401 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
3404 2010-04-30 Richard Guenther <rguenther@suse.de>
3406 PR tree-optimization/43879
3407 * tree-ssa-structalias.c (get_constraint_for_1): Properly
3408 handle non-zero initializers.
3410 2010-04-30 Richard Guenther <rguenther@suse.de>
3412 * builtins.c (fold_builtin_1): Delete free (0).
3414 2010-04-29 Jan Hubicka <jh@suse.cz>
3416 * gengtype.c (open_base_files): Add lto-streamer.h
3417 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
3418 (pass_ipa_cp): GGC collect.
3419 * toplev. (compile_file): Do not output symbols.
3420 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
3421 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
3422 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
3423 * lto-section-in.c: Include ggc.h
3424 (lto_new_in_decl_state): Alloc in GGC.
3425 (lto_delete_in_decl_state): Likewise.
3426 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
3429 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
3432 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
3433 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
3434 (HONOR_REG_ALLOC_ORDER): Describe new macro.
3435 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
3436 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
3437 account only if HONOR_REG_ALLOC_ORDER is not defined.
3438 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
3439 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
3441 2010-04-29 Jon Grant <04@jguk.org>
3443 * collect2.c (vflag): Change type from int to bool.
3445 (helpflag): New global bool.
3446 (main): Set vflag and debug with boolean, not integer truth values.
3447 Accept new "--help" option and output usage text if found.
3448 * collect2.h (vflag): Update prototype.
3451 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
3454 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
3456 2010-04-29 Richard Guenther <rguenther@suse.de>
3459 * plugin.h (invoke_plugin_callbacks): Annotate arguments
3460 with ATTRIBUTE_UNUSED.
3462 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
3465 * config/i386/i386.c (get_some_local_dynamic_name): Replace
3466 INSN_P with NONDEBUG_INSN_P.
3467 (distance_non_agu_define): Likewise.
3468 (distance_agu_use): Likewise.
3470 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
3472 From Dominique d'Humieres <dominiq@lps.ens.fr>
3474 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
3477 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
3479 * plugin.h (invoke_plugin_callbacks): New inline function.
3480 * plugin.c (flag_plugin_added): New global flag.
3481 (add_new_plugin): Initialize above flag.
3482 (invoke_plugin_callbacks): Rename to ...
3483 (invoke_plugin_callbacks_full): ... this.
3485 2010-04-28 Jan Hubicka <jh@suse.cz>
3487 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
3488 (lto_varpool_replace_node): New.
3489 (lto_symtab_resolve_symbols): Resolve varpool nodes.
3490 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
3491 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
3492 * cgraph.h (varpool_node_ptr): New type.
3493 (varpool_node_ptr): New vector.
3494 (varpool_node_set_def): New structure.
3495 (varpool_node_set): New type.
3496 (varpool_node_set): New vector.
3497 (varpool_node_set_element_def): New structure.
3498 (varpool_node_set_element, const_varpool_node_set_element): New types.
3499 (varpool_node_set_iterator): New type.
3500 (varpool_node): Add prev pointers, add used_from_other_partition,
3502 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
3503 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
3504 varpool_get_node, varpool_remove_node): Declare.
3505 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
3506 varpool_node_set_size): New inlines.
3507 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
3508 * tree-pass.h (varpool_node_set_def): Forward declare.
3509 (ipa_opt_pass_d): Summary writting takes vnode sets too.
3510 (ipa_write_optimization_summaries): Update prototype.
3511 * ipa-cp.c (ipcp_write_summary): Update.
3512 * ipa-reference.c (ipa_reference_write_summary): Update.
3513 * lto-cgraph.c (lto_output_varpool_node): New static function.
3514 (output_varpool): New function.
3515 (input_varpool_node): New static function.
3516 (input_varpool_1): New function.
3517 (input_cgraph): Input varpool.
3518 * ipa-pure-const.c (pure_const_write_summary): Update.
3519 * lto-streamer-out.c (lto_output): Update, output varpool too.
3520 (write_global_stream): Kill WPA hack.
3521 (produce_asm_for_decls): Update.
3522 (output_alias_pair_p): Handle variables.
3523 (output_unreferenced_globals): Output only needed partition of varpool.
3524 * ipa-inline.c (inline_write_summary): Update.
3525 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
3527 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
3528 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
3529 varpool_node_set_new, varpool_node_set_add,
3530 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
3531 debug_varpool_node_set): New functions.
3532 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
3533 (execute_one_pass): Process new decls too.
3534 (ipa_write_summaries_2): Pass around vsets.
3535 (ipa_write_summaries_1): Likewise.
3536 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
3538 (ipa_write_optimization_summaries_1): Pass around vsets.
3539 (ipa_write_optimization_summaries): Likewise.
3540 * varpool.c (varpool_get_node): New.
3541 (varpool_node): Update doubly linked lists.
3542 (varpool_remove_node): New.
3543 (dump_varpool_node): More dumping.
3544 (varpool_enqueue_needed_node): Update doubly linked lists.
3545 (decide_is_variable_needed): Kill ltrans hack.
3546 (varpool_finalize_decl): Kill lto hack.
3547 (varpool_assemble_decl): Skip decls in other partitions.
3548 (varpool_assemble_pending_decls): Update doubly linkes lists.
3549 (varpool_empty_needed_queue): Likewise.
3550 (varpool_extra_name_alias): Likewise.
3551 * lto-streamer.c (lto_get_section_name): Add vars section.
3552 * lto-streamer.h (lto_section_type): Update.
3553 (output_varpool, input_varpool): Declare.
3555 2010-04-28 Mike Stump <mikestump@comcast.net>
3557 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
3559 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3561 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
3562 record or union type with RECORD_OR_UNION_TYPE_P predicate.
3563 (lto_input_ts_type_tree_pointers): Likewise.
3564 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
3565 (lto_output_ts_type_tree_pointers): Likewise.
3567 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3569 Uniquization of constants at the Tree level
3570 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
3571 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
3573 (tree_output_constant_def): Declare.
3574 * gimplify.c (gimplify_init_constructor): When using block copy, first
3575 uniquize the constant constructor on the RHS.
3576 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
3577 DECL_IN_CONSTANT_POOL flag.
3578 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
3579 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
3581 (assemble_variable): Deal with symbols belonging to the tree constant
3583 (get_constant_section): Add ALIGN parameter and simplify.
3584 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
3585 (assemble_constant_contents): Use the expression of the VAR_DECL.
3586 (output_constant_def_contents): Use the alignment of the VAR_DECL.
3587 (tree_output_constant_def): New global function.
3588 (mark_constant): Use the expression of the VAR_DECL.
3589 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
3591 (output_object_block): Likewise and assemble the expression.
3593 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3595 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
3596 hash_tree, eq_tree): New tree hash table.
3597 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
3598 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
3599 lto_orig_address_remove): Reimplement.
3601 2010-04-28 Xinliang David Li <davidxl@google.com>
3604 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
3605 (compute_uninit_opnds_pos): New function.
3606 (is_non_loop_exit_postdominating): New function.
3607 (compute_control_dep_chain): New function.
3608 (find_pdom): New function.
3609 (convert_control_dep_chain_into_preds): New function.
3610 (find_predicates): New function.
3611 (find_control_equiv_block): New function.
3612 (collect_phi_def_edges): New function.
3613 (find_def_preds): New function.
3614 (find_dom): New function.
3615 (dump_predicates): New function.
3616 (get_cmp_code): New function.
3617 (is_value_included_in): New function.
3618 (find_matching_predicate_in_rest_chains): New function.
3619 (use_pred_not_overlap_with_undef_path_pred): New function.
3620 (is_use_properly_guarded): New function.
3621 (normalize_cond_1): New function.
3622 (is_and_or_or): New function.
3623 (normalize_cond): New function.
3624 (is_gcond_subset_of): New function.
3625 (is_subset_of_any): New function.
3626 (is_or_set_subset_of): New function.
3627 (is_and_set_subset_of): New function.
3628 (is_norm_cond_subset_of): New function.
3629 (is_pred_expr_subset_of): New function.
3630 (is_pred_chain_subset_of): New function.
3631 (is_included_in): New function.
3632 (is_superset_of): New function.
3633 (find_uninit_use): New function.
3634 (warn_uninitialized_phi): New function.
3635 (compute_possibly_undefined_names): New function.
3636 (ssa_undefined_value_p): New function.
3637 (execute_late_warn_uninitialized): New function.
3638 * tree-ssa.c (ssa_undefined_value_p): Removed.
3639 (warn_uninit): Changed to extern.
3640 (warn_uninitialized_phi): Removed.
3641 (warn_uninitialized_vars): Changed to extern.
3642 (execute_late_warn_uninitialized): Removed
3643 * tree-flow.h: Add new prototypes.
3644 * timevar.def: Add new time variable.
3645 * Makefile.in: Add new build file.
3647 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
3649 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3652 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3655 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
3657 2010-04-28 Martin Jambor <mjambor@suse.cz>
3659 * cgraph.h (struct cgraph_node): New field indirect_calls.
3660 (struct cgraph_indirect_call_info): New type.
3661 (struct cgraph_edge): Removed field indirect_call. New fields
3662 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
3663 (cgraph_create_indirect_edge): Declare.
3664 (cgraph_make_edge_direct): Likewise.
3665 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
3666 * ipa-prop.h (struct ipa_param_call_note): Removed.
3667 (struct ipa_node_params): Removed field param_calls.
3668 (ipa_create_all_structures_for_iinln): Declare.
3669 * cgraph.c: Described indirect edges and uids in initial comment.
3670 (cgraph_add_edge_to_call_site_hash): New function.
3671 (cgraph_edge): Search also among the indirect edges, use
3672 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
3673 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
3674 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
3676 (initialize_inline_failed): Assign a reason to indirect edges.
3677 (cgraph_create_edge_1): New function.
3678 (cgraph_create_edge): Moved some functionality to
3679 cgraph_create_edge_1.
3680 (cgraph_create_indirect_edge): New function.
3681 (cgraph_edge_remove_callee): Add an assert checking for
3683 (cgraph_edge_remove_caller): Special-case indirect edges.
3684 (cgraph_remove_edge): Likewise.
3685 (cgraph_set_edge_callee): New function.
3686 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
3687 (cgraph_make_edge_direct): New function.
3688 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
3689 the declaration of the call statement matches.
3690 (cgraph_node_remove_callees): Special-case indirect edges.
3691 (cgraph_clone_edge): Likewise.
3692 (cgraph_clone_node): Clone also the indirect edges.
3693 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
3694 indirect_call, dump count of indirect_calls edges.
3695 * ipa-prop.c (iinlining_processed_edges): New variable.
3696 (ipa_note_param_call): Create indirect edges instead of
3697 creating notes. New parameter node.
3698 (ipa_analyze_call_uses): New parameter node, pass it on to
3699 ipa_note_param_call.
3700 (ipa_analyze_stmt_uses): Likewise.
3701 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
3702 (print_edge_addition_message): Work on edges rather than on notes.
3703 (update_call_notes_after_inlining): Likewise, renamed to
3704 update_indirect_edges_after_inlining.
3705 (ipa_create_all_structures_for_iinln): New function.
3706 (ipa_free_node_params_substructures): Do not free notes.
3707 (ipa_edge_duplication_hook): Propagate bits within
3708 iinlining_processed_edges bitmap.
3709 (ipa_node_duplication_hook): Do not duplicate notes.
3710 (free_all_ipa_structures_after_ipa_cp): Renamed to
3711 ipa_free_all_structures_after_ipa_cp.
3712 (free_all_ipa_structures_after_iinln): Renamed to
3713 ipa_free_all_structures_after_iinln.
3714 (ipa_write_param_call_note): Removed.
3715 (ipa_read_param_call_note): Removed.
3716 (ipa_write_indirect_edge_info): New function.
3717 (ipa_read_indirect_edge_info): Likewise.
3718 (ipa_write_node_info): Do not stream notes, do stream information
3720 (ipa_read_node_info): Likewise.
3721 (lto_ipa_fixup_call_notes): Removed.
3722 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
3723 * ipa-inline.c (pass_ipa_inline): Likewise.
3724 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
3725 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
3726 * tree-inline.c (copy_bb): Removed an unnecessary double check for
3728 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
3730 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
3731 (output_cgraph): Stream also indirect edges.
3732 (lto_output_edge): Added capability to stream indirect edges.
3733 (input_edge): Likewise.
3734 (input_cgraph_1): Likewise.
3735 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
3738 2010-04-28 Richard Guenther <rguenther@suse.de>
3740 PR tree-optimization/43879
3741 PR tree-optimization/43909
3742 * tree-ssa-structalias.c (struct variable_info): Add
3743 only_restrict_pointers flag.
3744 (new_var_info): Initialize it. Increment stats.total_vars here.
3745 (create_function_info_for): Do not increment stats.total_vars here.
3746 (get_function_part_constraint): Fix build with C++.
3747 (insert_into_field_list): Remove.
3748 (push_fields_onto_fieldstack): Properly merge fields.
3749 (create_variable_info_for): Split and simplify.
3750 (create_variable_info_for_1): New piece.
3751 (intra_create_variable_infos): Properly make restrict constraints
3754 2010-04-28 Richard Guenther <rguenther@suse.de>
3757 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
3759 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
3760 Jan Hubicka <hubicka@ucw.cz>
3762 * doc/invoke.texi (-Wsuggest-attribute=const,
3763 -Wsuggest-attribute=pure): Document.
3764 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
3765 (function_always_visible_to_compiler_p,
3766 suggest_attribute, warn_function_pure, warn_function_const):
3768 (check_call): Improve debug info.
3769 (analyze_function): Do not check availability.
3770 (add_new_function): Check availability.
3771 (propagate): Output warnings.
3772 (skip_function_for_local_pure_const): New function.
3773 (local_pure_const): Use it; output warnings.
3774 * common.opt (Wsuggest-attribute=const,
3775 Wsuggest-attribute=pure): New.
3777 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3779 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
3780 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
3781 or DW_CFA_def_cfa_offset{,_sf}.
3783 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3785 * tree.h: Fix truncated long macros.
3787 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
3789 * collect2.c (TARGET_64BIT): Redefine to target's default.
3790 * tlink.c: Likewise.
3791 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
3792 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
3793 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
3794 for underscoring __USER_LABEL_PREFIX__.
3795 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
3796 (SUB_LINK_ENTRY32): New.
3797 (SUB_LINK_ENTRY64): New.
3798 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
3799 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
3800 (SUB_LINK_ENTRY64): New.
3801 (SUB_LINK_ENTRY): New.
3802 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
3803 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
3804 x64 target is choosen.
3805 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
3806 * configure: Regenerated.
3807 * configure.ac (leading-mingw64-underscores): Option added.
3809 2010-04-27 Jan Hubicka <jh@suse.cz>
3811 * doc/invoke.texi (-fipa-profile): Document.
3812 * opts.c (decode_options): Enable ipa-profile at -O1.
3813 * timevar.def (TV_IPA_PROFILE): Define.
3814 * common.opt (fipa-profile): Add.
3815 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
3817 (cgraph_propagate_frequency): Handle only local ones.
3818 * tree-pass.h (pass_ipa_profile): Declare.
3819 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
3820 (pass_ipa_profile): Use TV_IPA_PROFILE.
3821 * ipa.c (ipa_profile): New function.
3822 (gate_ipa_profile): Likewise.
3823 (pass_ipa_profile): New global variable.
3824 * passes.c (pass_ipa_profile): New.
3826 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
3828 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
3830 2010-04-27 Martin Jambor <mjambor@suse.cz>
3833 * ipa.c (dissolve_same_comdat_group_list): New function.
3834 (function_and_variable_visibility): Call
3835 dissolve_same_comdat_group_list when comdat group contains external or
3837 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
3838 lists are circular and that they contain only DECL_ONE_ONLY nodes.
3840 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3842 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
3843 (const_hash_1) <VECTOR_CST>: New case.
3844 (compare_constant) <VECTOR_CST>: Likewise.
3845 <ADDR_EXPR>: Deal with LABEL_REFs.
3846 (copy_constant) <VECTOR_CST>: New case.
3848 2010-04-27 Jan Hubicka <jh@suse.cz>
3850 * cgraph.c (cgraph_propagate_frequency): New function.
3851 * cgraph.h (cgraph_propagate_frequency): Declare.
3852 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
3853 cgraph_propagate_frequency.
3855 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3857 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
3859 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
3862 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
3863 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
3864 here to determine which regs to push and how much stack to reserve.
3866 2010-04-27 Jie Zhang <jie@codesourcery.com>
3868 * doc/gimple.texi (gimple_statement_with_ops): Remove
3869 addresses_taken field.
3870 (gimple_statement_with_memory_ops): Likewise.
3872 2010-04-27 Jan Hubicka <jh@suse.cz>
3874 * tree-inline.c (eni_inlining_weights): Remove.
3875 (estimate_num_insns): Special case more builtins.
3877 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
3880 * c-typeck.c (build_binary_op): Move forward check for comparison
3881 pointer with null pointer constant and adjust the diagnostic message.
3883 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
3886 * configure.ac (gcc_cv_as_section_has_align): Set if installed
3887 binutils supports extended .section directive needed by LTO, or
3888 warn if older binutils found.
3889 (LTO_BINARY_READER): New AC_SUBST'd variable.
3890 (LTO_USE_LIBELF): Likewise.
3891 * gcc/config.gcc (lto_binary_reader): New target-specific configure
3893 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
3894 (LTO_USE_LIBELF): Likewise.
3895 * configure: Regenerate.
3897 * collect2.c (is_elf): Rename from this ...
3898 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
3899 object files in addition to ELF-formatted ones.
3900 (scan_prog_file): Caller updated. Also allow for LTO info marker
3901 symbol to be prefixed or not by an extra underscore.
3903 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
3904 * config/i386/winnt.c: Also #include lto-streamer.h
3905 (i386_pe_asm_named_section): Specify 1-byte section alignment for
3907 (i386_pe_asm_output_aligned_decl_common): Add comment.
3908 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
3910 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
3913 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
3914 Add missing earlyclobber for second alternative.
3916 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
3918 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
3919 bits for artificial defs at the top of the block.
3920 * fwprop.c (single_def_use_enter_block): Don't call it.
3922 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
3925 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
3926 instead of "$gcc_cv_objdump -T".
3927 Use "-undefined dynamic_lookup" on darwin.
3928 * gcc/configure: Regenerate.
3930 2010-04-26 Jakub Jelinek <jakub@redhat.com>
3933 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
3935 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
3937 * c-parser.c (struct c_token): Move location field up.
3938 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
3939 (struct c_declspecs): Convert typespec_word, storage_class, and
3940 default_int_p into bitfields.
3941 (struct c_declarator): Move loc field up.
3943 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
3945 * cfgloop.h (struct loop): Move can_be_parallel field up.
3946 * ipa-prop.h (struct ip_node_params): Move bitfields up.
3947 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
3949 (struct iv_cand): Convert pos field into a bitfield.
3950 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
3952 (struct _stmt_vec_info): Shuffle fields for better packing.
3954 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
3956 * varasm.c (IN_NAMED_SECTION): Remove guard.
3957 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
3958 (IN_NAMED_SECTION_P): ...this.
3959 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
3960 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3962 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
3964 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
3965 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
3966 of shadowing it. Fix comments.
3968 2010-04-26 Jan Hubicka <jh@suse.cz>
3970 * cgraph.c (cgraph_create_node): Set node frequency to normal.
3971 (cgraph_clone_node): Copy function frequency.
3972 * cgraph.h (node_frequency): New enum
3973 (struct cgraph_node): Add.
3974 * final.c (rest_of_clean_state): Update.
3975 * lto-cgraph.c (lto_output_node): Output node frequency.
3976 (input_overwrite_node): Input node frequency.
3977 * tre-ssa-loop-ivopts (computation_cost): Update.
3978 * lto-streamer-out.c (output_function): Do not output function
3980 * predict.c (maybe_hot_frequency_p): Update and handle functions
3982 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
3984 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
3985 (compute_function_frequency): Set noreturn functions to be executed
3987 (choose_function_section): Update.
3988 * lto-streamer-in.c (input_function): Do not input function frequency.
3989 * function.c (allocate_struct_function): Do not initialize function
3991 * function.h (function_frequency): Remove.
3992 (struct function): Remove function frequency.
3993 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
3994 (try_update): Update.
3995 * tree-inline.c (initialize_cfun): Do not update function frequency.
3996 * passes.c (pass_init_dump_file): Update.
3997 * i386.c (ix86_compute_frame_layout): Update.
3998 (ix86_pad_returns): Update.
4000 2010-04-26 Jie Zhang <jie@codesourcery.com>
4002 PR tree-optimization/43833
4003 * tree-vrp.c (range_int_cst_p): New.
4004 (range_int_cst_singleton_p): New.
4005 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
4006 when both operands are constants. Use range_int_cst_p in
4009 2010-04-26 Jan Hubicka <jh@suse.cz>
4011 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
4013 2010-04-26 Richard Guenther <rguenther@suse.de>
4016 * gimple.c (gimple_decl_printable_name): Deal gracefully
4017 with a NULL DECL_NAME.
4019 2010-04-26 Richard Guenther <rguenther@suse.de>
4022 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
4023 if emitting debug information and it is either a function
4024 or a namespace decl.
4026 2010-04-26 Ira Rosen <irar@il.ibm.com>
4028 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
4029 determine if the statement is vectorizable, and a macro to access it.
4030 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4031 Skip statements that can't be vectorized. If the analysis fails,
4032 mark the statement as unvectorizable if vectorizing basic block.
4033 (vect_compute_data_refs_alignment): Likewise.
4034 (vect_verify_datarefs_alignment): Skip statements marked as
4035 unvectorizable. Add print.
4036 (vect_analyze_group_access): Skip statements that can't be
4037 vectorized. If the analysis fails, mark the statement as
4038 unvectorizable if vectorizing basic block.
4039 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
4040 * tree-vect-stmts.c (vectorizable_store): Fix the number of
4041 generated stmts for SLP.
4042 (new_stmt_vec_info): Initialize the new field.
4043 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
4044 statements marked as unvectorizable.
4046 2010-04-25 Joseph Myers <joseph@codesourcery.com>
4048 * c-common.c (flag_isoc1x): New.
4049 (flag_isoc99): Update comment.
4050 * c-common.h (flag_isoc1x): New.
4051 (flag_isoc99): Update comment.
4052 * c-cppbuiltin.c (builtin_define_float_constants): Also define
4053 __<type>_DECIMAL_DIG__.
4054 * c-opts.c (set_std_c1x): New.
4055 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
4056 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
4057 * c.opt (-std=c1x, -std=gnu1x): New options.
4058 * doc/cpp.texi: Mention -std=c1x.
4059 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
4060 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
4061 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
4062 * doc/standards.texi: Mention C1X.
4063 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
4064 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
4065 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
4068 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
4070 * config/i386/gmon-sol2.c (_mcleanup): Change format string
4071 placeholder from 0x%x to %#x.
4072 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
4073 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
4074 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
4075 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
4076 * config/i386/i386.c (ix86_target_string): Ditto.
4077 (output_pic_addr_const): Ditto.
4078 (print_operand): Ditto.
4080 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
4082 * combine.c (find_split_point): Add third argument. Use it
4083 to find nested multiply-accumulate instructions. Adjust calls.
4084 (try_combine): Adjust call to find_split_point.
4086 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
4088 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
4090 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
4092 PR tree-optimization/41442
4093 * fold-const.c (merge_truthop_with_opposite_arm): New function.
4094 (fold_binary_loc): Call it.
4096 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4098 * toplev.c (general_init): Set default for fdiagnostics-show-option.
4099 * opts.c (common_handle_option): Allow disabling it.
4100 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
4102 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
4104 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
4105 between modes if both types are integral.
4107 2010-04-23 Richard Guenther <rguenther@suse.de>
4109 PR tree-optimization/43572
4110 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
4112 2010-04-23 Richard Guenther <rguenther@suse.de>
4115 * tree-inline.c (tree_can_inline_p): Also check compatibility
4118 2010-04-23 Martin Jambor <mjambor@suse.cz>
4120 PR tree-optimization/43846
4121 * tree-sra.c (struct access): New flag grp_assignment_read.
4122 (build_accesses_from_assign): Set grp_assignment_read.
4123 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
4124 (enum mark_read_status): New type.
4125 (analyze_access_subtree): Propagate grp_assignment_read, create
4126 accesses also if both direct_read and root->grp_assignment_read.
4128 2010-04-23 Martin Jambor <mjambor@suse.cz>
4131 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
4132 function does not have type attributes.
4134 2010-04-23 Richard Guenther <rguenther@suse.de>
4137 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
4140 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4142 * sese.h (create_if_region_on_edge): Remove.
4144 * sese.c (create_if_region_on_edge): Make static.
4146 * tree-inline.c: Do not include ggc.h.
4148 * expr.c: Do not include ggc.h.
4150 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
4153 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
4156 * config/sh/sh.c (find_barrier): Don't emit a constant pool
4157 in the middle of insns for casesi_worker_2.
4159 2010-04-22 David Edelsohn <edelsohn@gnu.org>
4161 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
4163 2010-04-22 Ira Rosen <irar@il.ibm.com>
4165 PR tree-optimization/43842
4166 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
4167 loop unrolling in update of exit phis. Fix comment.
4168 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
4169 least two reduction statements in the loop before starting SLP
4172 2010-04-22 Nick Clifton <nickc@redhat.com>
4174 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
4176 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
4178 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
4181 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4183 * tree-parloops.c (loop_parallel_p): New argument
4184 parloop_obstack. Pass it down.
4185 (parallelize_loops): New variable parloop_obstack. Initialize it,
4186 pass it down, free it.
4188 * tree-loop-linear.c (linear_transform_loops): Pass down
4191 * tree-data-ref.h (lambda_compute_access_matrices): New argument
4192 of type struct obstack *.
4194 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
4195 scratch_obstack. Initialize it, pass down, free it.
4197 * lambda.h (lambda_loop_new): Remove.
4198 (lambda_matrix_new, lambda_matrix_inverse)
4199 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
4200 argument of type struct obstack *.
4202 * lambda-trans.c (lambda_trans_matrix_new): New argument
4203 lambda_obstack. Pass it down, use obstack allocation for ret.
4204 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
4207 * lambda-mat.c (lambda_matrix_get_column)
4208 (lambda_matrix_project_to_null): Remove.
4209 (lambda_matrix_new): New argument lambda_obstack. Use obstack
4211 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
4214 * lambda-code.c (lambda_loop_new): New function.
4215 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
4216 (lambda_compute_auxillary_space, lambda_compute_target_space)
4217 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
4218 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
4219 (build_access_matrix): New argument lambda_obstack. Use obstack
4221 (lambda_compute_step_signs, lambda_compute_access_matrices): New
4222 argument lambda_obstack. Pass it down.
4224 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4226 * optabs.h (expand_widening_mult): Declare.
4228 2010-04-22 Richard Guenther <rguenther@suse.de>
4230 PR tree-optimization/43845
4231 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
4232 lookup the CALL_EXPR function and arguments.
4234 2010-04-22 Nick Clifton <nickc@redhat.com>
4236 * config/stormy16/stormy16.c
4237 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
4238 * config/stormy16/stormy16.h: Tidy up formatting.
4239 (DONT_USE_BUILTIN_SETJMP): Remove definition.
4240 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
4241 (ineqbranchsi): Delete pattern.
4242 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
4243 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
4244 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
4245 stormy16-lib2-ucmpsi2.c.
4247 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4249 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
4250 df_simulate_find_noclobber_defs as appropriate. Keep track of an
4251 extra set merge_set_noclobber, and use it to relax the final test
4253 * df.h (df_simulate_find_noclobber_defs): Declare.
4254 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
4256 (df_simulate_find_noclobber_defs): New function.
4258 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
4260 * config/i386/i386.md: Use {} around multi-line preparation statements.
4262 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4264 * c-tree.h (push_init_level, pop_init_level, set_init_index)
4265 (process_init_element): New argument of type struct obstack *.
4267 * c-typeck.c (push_init_level, pop_init_level, set_designator)
4268 (set_init_index, set_init_label, set_nonincremental_init)
4269 (set_nonincremental_init_from_string, find_init_member)
4270 (output_init_element, output_pending_init_elements)
4271 (process_init_element): New argument braced_init_obstack. Pass it
4273 (push_range_stack, add_pending_init): New argument
4274 braced_init_obstack. Use obstack allocation.
4276 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
4277 braced_init_obstack. Pass it down.
4278 (c_parser_braced_init): New variables ret, braced_init_obstack.
4279 Initialize obstack, pass it down and finally free it.
4281 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4284 * tree-pass.h (pass_optimize_widening_mul): Declare.
4285 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
4286 gate_optimize_widening_mul): New static functions.
4287 (pass_optimize_widening_mul): New.
4288 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
4289 <case MULT_EXPR>: Remove support for widening multiplies.
4290 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
4291 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
4292 simplify_gen_unary rather than directly building extensions.
4293 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
4295 * expmed.c (expand_widening_mult): New function.
4296 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
4298 2010-04-21 Jan Hubicka <jh@suse.cz>
4300 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
4301 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
4302 * lto-wpa-fixup.c: Remove.
4303 * Makefile.in (lto-wpa-fixup.o): Remove.
4304 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
4305 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
4306 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
4308 2010-04-21 Jan Hubicka <jh@suse.cz>
4310 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
4311 add write_optimization_summary, read_optimization_summary.
4312 (ipa_write_summaries_of_cgraph_node_set): Remove.
4313 (ipa_write_optimization_summaries): Declare.
4314 (ipa_read_optimization_summaries): Declare.
4315 * ipa-cp.c (pass_ipa_cp): Update.
4316 * ipa-reference.c (pass_ipa_reference): Update.
4317 * ipa-pure-const.c (pass_ipa_pure_const): Update.
4318 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
4320 * ipa-inline.c (pass_ipa_inline): Update.
4321 * ipa.c (pass_ipa_whole_program): Update.
4322 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
4323 * passes.c (ipa_write_summaries_1): Do not test wpa.
4324 (ipa_write_optimization_summaries_1): New.
4325 (ipa_write_optimization_summaries): New.
4326 (ipa_read_summaries): Do not test ltrans.
4327 (ipa_read_optimization_summaries_1): New.
4328 (ipa_read_optimization_summaries): New.
4330 2010-04-21 Jan Hubicka <jh@suse.cz>
4332 * lto-cgraph.c (lto_output_node): Do not output comdat groups
4334 (output_cgraph): Do not arrange comdat groups for boundary nodes.
4336 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4339 * dwarf2out.c (add_name_and_src_coords_attributes): Add
4340 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
4342 2010-04-21 Jan Hubicka <jh@suse.cz>
4344 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
4346 2010-04-21 Jan Hubicka <jh@suse.cz>
4348 * varpool.c (decide_is_variable_needed): Variable is always needed
4351 2010-04-21 Jan Hubicka <jh@suse.cz>
4353 * opts.c (decode_options): Enable pure-const pass for whopr.
4355 2010-04-21 Jan Hubicka <jh@suse.cz>
4357 * cgraph.c (dump_cgraph_node): Dump also assembler name.
4358 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
4360 (cgraph_decide_inlining): Do not expect callee to be removed in all
4363 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
4365 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
4367 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
4369 * config/i386/i386.md (x86_shrd): Add athlon_decode and
4370 amdfam10_decode attributes.
4372 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4375 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
4376 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
4377 (lower_copyprivate_clauses): Use private var in outer
4378 context instead of original var. Make sure the types
4379 are correct for VLAs.
4381 2010-04-21 Richard Guenther <rguenther@suse.de>
4383 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
4384 to non-pointer objects.
4386 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4388 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
4389 last chain entry if it starts with the still current label.
4390 (add_location_or_const_value_attribute): Check that
4391 loc_list->first->next is NULL instead of comparing ->first with ->last.
4392 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
4393 to add_var_loc_to_decl.
4395 * dwarf2out.c (output_call_frame_info): For dw_cie_version
4396 >= 4 add also address size and segment size fields into CIE header.
4398 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
4399 long as address size is the same as sizeof (void *) and
4401 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
4402 address size or segment size is unexpected, return DW_EH_PE_omit.
4403 (classify_object_over_fdes): If get_cie_encoding returned
4404 DW_EH_PE_omit, return -1.
4405 (init_object): If classify_object_over_fdes returned -1,
4406 pretend there were no FDEs at all.
4408 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
4410 * config/i386/i386.md (bswap<mode>2): Macroize expander from
4411 bswap{si,di}2 using SWI48 mode iterator.
4412 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
4413 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
4414 set modrm attribute of bswap insn to 0 and remove length attribute.
4415 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
4416 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
4417 set mode attribute to <MODE> and remove length attribute.
4419 2010-04-20 James E. Wilson <wilson@codesourcery.com>
4421 PR rtl-optimization/43520
4422 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
4423 zero available registers.
4425 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4427 * builtins.c (fold_builtin_cproj): Fold more cases.
4429 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4431 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
4432 (fold_builtin_1): Fold builtin cproj.
4433 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
4434 Use ATTR_CONST_NOTHROW_LIST.
4436 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
4438 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
4439 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
4440 ffsi2_no_cmove for !TARGET_CMOVE.
4441 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
4442 (ffssi2): Remove expander.
4443 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
4445 (ctz<mode>2): Ditto from ctz{si,di}2.
4446 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
4448 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
4451 2010-04-20 Jakub Jelinek <jakub@redhat.com>
4453 * dwarf2out.c (AT_linkage_name): Define.
4454 (clone_as_declaration): Handle DW_AT_linkage_name.
4455 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
4456 of DW_AT_MIPS_linkage_name.
4457 (move_linkage_attr): Likewise.
4458 (dwarf2out_finish): Likewise.
4460 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
4463 * fold-const.c (fold_comparison): New folding rule.
4465 2010-04-20 Anatoly Sokolov <aesok@post.ru>
4467 * double-int.h (double_int_setbit): Declare.
4468 * double-int.c (double_int_setbit): New function.
4469 * rtl.h (immed_double_int_const): Declare.
4470 * emit-rtl.c (immed_double_int_const): New function.
4471 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
4472 and immed_double_int_const functions.
4473 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
4474 expand_copysign_bit): (Ditto.).
4475 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
4476 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
4477 * dojump.c (prefer_and_bit_test): (Ditto.).
4478 * expr.c (convert_modes, reduce_to_bit_field_precision,
4479 const_vector_from_tree): (Ditto.).
4480 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4482 2010-04-20 Jan Hubicka <jh@suse.cz>
4484 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
4485 (dump_cgraph_node): Dump new flags.
4486 * cgraph.h (struct cgraph_node): Add flags
4487 reachable_from_other_partition and in_other_partition.
4488 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
4489 other partition can not be removed.
4490 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
4491 the other partition must be output; silence sanity checking on
4492 leaking functions bodies from other paritition.
4493 * lto-cgraph.c (reachable_from_other_partition_p): New function.
4494 (lto_output_node): Output new flags; do not sanity check that inline
4495 clones are output; drop lto_forced_extern_inline_p code; do not mock
4496 visibility flags at partition boundaries.
4497 (add_node_to): New function.
4498 (output_cgraph): Use it to sort functions so masters appear before
4500 (input_overwrite_node): Input new flags.
4501 * passes.c (ipa_write_summaries): Do not call
4502 lto_new_extern_inline_states.
4503 * lto-section-out.c (forced_extern_inline,
4504 lto_new_extern_inline_states lto_delete_extern_inline_states,
4505 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
4506 * lto-streamer.h (lto_new_extern_inline_states,
4507 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
4508 lto_forced_extern_inline_p): Kill.
4510 2010-04-20 Richard Guenther <rguenther@suse.de>
4512 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
4513 from vars that can have pointers.
4514 (process_constraint): Dump useless constraints.
4516 2010-04-20 Richard Guenther <rguenther@suse.de>
4518 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
4519 (dump_sa_points_to_info): Remove asserts.
4520 (init_base_vars): nothing_id isn't an escape point nor does it
4523 2010-04-20 Jakub Jelinek <jakub@redhat.com>
4525 * tree.h (TYPE_REF_IS_RVALUE): Define.
4526 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
4527 should_move_die_to_comdat, prune_unused_types_walk): Handle
4528 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
4529 (modified_type_die, gen_reference_type_die): Emit
4530 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
4531 if TYPE_REF_IS_RVALUE and -gdwarf-4.
4533 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4536 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
4537 calls for -fpic -m31 if they have been sibcall optimized.
4539 2010-04-19 James E. Wilson <wilson@codesourcery.com>
4541 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
4542 ar.lc fixed and call-used.
4544 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
4546 2010-04-19 Jan Hubicka <jh@suse.cz>
4548 * opts.c (decode_options): Disable whpr incompatible passes.
4549 * lto/lto.c (lto_1_to_1_map): Skip clones.
4550 (read_cgraph_and_symbols): Do not mark everything as needed.
4551 (do_whole_program_analysis): Do map only after optimizing;
4552 set proper cgraph_state; use passmanager.
4554 2010-04-19 DJ Delorie <dj@redhat.com>
4556 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
4557 POINTER_PLUS_EXPR and fix them.
4559 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
4561 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
4562 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
4563 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
4564 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
4565 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
4566 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
4567 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
4568 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
4569 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
4570 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
4571 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
4573 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
4575 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
4576 (check_cond_move_block): Likewise.
4577 (cond_move_process_if_block): Likewise.
4578 (noce_find_if_block): Improve formatting.
4579 (find_if_header): Pass 0 to memset and tweak conditions.
4580 (cond_exec_find_if_block): Fix long lines and tweak conditions.
4582 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4584 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
4588 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
4589 with non-local decl doesn't need chain.
4591 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
4593 * ira-color.c (allocno_reload_assign): Avoid accumulating
4594 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
4596 2010-04-19 Martin Jambor <mjambor@suse.cz>
4598 * gimple.h (create_tmp_reg): Declare.
4599 * gimplify.c (create_tmp_reg): New function.
4600 (gimplify_return_expr): Use create_tmp_reg.
4601 (gimplify_omp_atomic): Likewise.
4602 (gimple_regimplify_operands): Likewise.
4603 * tree-dfa.c (make_rename_temp): Likewise.
4604 * tree-predcom.c (predcom_tmp_var): Likewise.
4605 (reassociate_to_the_same_stmt): Likewise.
4606 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
4607 (get_replaced_param_substitute): Likewise.
4608 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
4609 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
4610 * tree-ssa-pre.c (get_representative_for): Likewise.
4611 (create_expression_by_pieces): Likewise.
4612 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
4613 (create_tailcall_accumulator): Likewise.
4615 2010-04-19 Martin Jambor <mjambor@suse.cz>
4617 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
4619 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
4621 2010-04-19 Richard Guenther <rguenther@suse.de>
4623 PR tree-optimization/43796
4624 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
4625 from SCEV in the lattice.
4626 (vrp_visit_phi_node): Dump change.
4628 2010-04-19 Richard Guenther <rguenther@suse.de>
4630 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
4631 * configure: Re-generated.
4633 2010-04-19 Richard Guenther <rguenther@suse.de>
4635 PR tree-optimization/43783
4636 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
4637 constant ARRAY_REF operands two and three if possible.
4639 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
4642 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
4644 2010-04-19 Jie Zhang <jie@codesourcery.com>
4647 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
4649 2010-04-19 Ira Rosen <irar@il.ibm.com>
4651 PR tree-optimization/37027
4652 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
4653 and macro to access it.
4654 (vectorizable_reduction): Add argument.
4655 (vect_get_slp_defs): Likewise.
4656 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
4657 statements for possible use in SLP.
4658 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
4659 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
4660 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
4662 (vectorizable_reduction): Likewise.
4663 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
4665 (vectorizable_type_demotion, vectorizable_type_promotion,
4666 vectorizable_store): Likewise.
4667 (vect_analyze_stmt): Update call to vectorizable_reduction.
4668 (vect_transform_stmt): Likewise.
4669 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
4670 (vect_build_slp_tree): Fix indentation. Check that there are no loads
4671 from different interleaving chains in same node.
4672 (vect_slp_rearrange_stmts): New function.
4673 (vect_supported_load_permutation_p): Allow load permutations for
4674 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
4675 inside SLP nodes if necessary.
4676 (vect_analyze_slp_instance): Handle reductions.
4677 (vect_analyze_slp): Try to build SLP instances originating from groups
4679 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
4680 (vect_get_constant_vectors): Create initial vectors for reductions
4681 according to reduction code. Add new argument.
4682 (vect_get_slp_defs): Add new argument, pass it to
4683 vect_get_constant_vectors.
4684 (vect_schedule_slp_instance): Remove SLP tree root statements.
4686 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4688 * tree.h (ENUM_IS_SCOPED): Define.
4689 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
4690 for ENUM_IS_SCOPED enums.
4692 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
4694 * fold-const.c (fold_comparison): Use ssizetype.
4695 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
4696 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
4697 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
4698 * tree-object-size.c (compute_object_sizes): Use size_type_node.
4700 * tree.h (initialize_sizetypes): Remove parameter.
4701 (build_common_tree_nodes): Remove second parameter.
4702 * stor-layout.c (initialize_sizetypes): Remove parameter.
4703 Always create an unsigned type.
4704 (set_sizetype): Assert that the passed type is unsigned and simplify.
4705 * tree.c (build_common_tree_nodes): Remove second parameter.
4706 Adjust call to initialize_sizetypes.
4707 * c-decl.c (c_init_decl_processing): Remove second argument in call to
4708 build_common_tree_nodes.
4710 2010-04-18 Matthias Klose <doko@ubuntu.com>
4712 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
4714 2010-04-18 Ira Rosen <irar@il.ibm.com>
4716 PR tree-optimization/43771
4717 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
4718 load permutation doesn't have gaps.
4720 2010-04-18 Jan Hubicka <jh@suse.cz>
4722 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
4723 (sse_prologue_save_insn expander): Use new pattern.
4724 (sse_prologue_save_insn1): New pattern and splitter.
4725 (sse_prologue_save_insn): Update to deal also with 64bit aligned
4727 * i386.c (setup_incoming_varargs_64): Do not compute jump
4729 (ix86_gimplify_va_arg): Update alignment needed.
4730 (ix86_local_alignment): Do not align all local arrays to 128bit.
4732 2010-04-17 Jan Hubicka <jh@suse.cz>
4734 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
4736 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4738 * arm.md (negdi2): Remove redundant code to force values into a
4741 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4743 * arm/bpabi.S: Add EABI alignment attributes to objects.
4744 * arm/bpabi-v6m.S: Likewise.
4745 * arm/crti.asm: Likewise.
4746 * arm/crtn.asm: Likewise.
4747 * arm/lib1funcs.asm: Likewise.
4748 * arm/libunwind.S: Likewise.
4750 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4752 * arm-protos.h (tune_params): New structure.
4753 * arm.c (current_tune): New variable.
4754 (arm_constant_limit): Delete.
4755 (struct processors): Add pointer to the tune parameters.
4756 (arm_slowmul_tune): New tuning option.
4757 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
4758 (all_cores): Adjust to pick up the tuning model.
4759 (arm_constant_limit): New function.
4760 (arm_override_options): Select the appropriate tuning model. Delete
4761 initialization of arm_const_limit.
4762 (arm_split_constant): Use the new constant-limit model.
4763 (arm_rtx_costs): Pick up the current tuning model.
4764 * arm.md (is_strongarm, is_xscale): Delete.
4765 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
4766 for Xscale variant architectures.
4767 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
4769 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4771 * config/arm/arm.c (arm_gen_constant): Remove unused variable
4773 (arm_rtx_costs_1): Remove unused variable extra_cost.
4774 (arm_unwind_emit_set): Use variable offset.
4775 (thumb1_output_casesi): Remove unused variable flags.
4777 2010-04-16 Jeff Law <law@redhat.com>
4779 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
4780 needing assignment rather than doing a two-phase assignment. Remove
4781 unused variable 'm'.
4783 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4786 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
4788 2010-04-16 Doug Kwan <dougkwan@google.com>
4790 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
4791 (next_operand_entry_id): New static variable.
4792 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
4793 (add_to_ops_vec): Assigned unique ID to operand entry.
4794 (struct oecount_s): New field ID.
4795 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
4796 (undistribute_ops_list): Assign unique IDs to oecounts.
4797 (init_reassoc): reset next_operand_entry_id.
4799 2010-04-16 Doug Kwan <dougkwan@google.com>
4801 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
4802 missing left parenthesis.
4804 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
4806 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
4807 *btdi_rex64 using SWI48 mode iterator.
4808 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
4809 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
4810 *jcc_btdi_mask_rex64.
4812 2010-04-16 Anatoly Sokolov <aesok@post.ru>
4814 * double-int.h (tree_to_double_int): Convert to macro.
4815 * double-int.c (tree_to_double_int): Remove.
4817 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4820 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
4821 with want_address 2 and in case a single element list might be
4822 possible, call it again with want_address 0.
4824 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4826 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
4827 case 'W' print operands for HI mode.
4828 * config/h8300/h8300.h (Y0, Y2) : New constraints.
4829 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
4830 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
4831 * config/h8300/predicate.md (bit_register_indirect_operand): New.
4833 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
4835 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
4836 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
4837 #xx:3 and #xx:4 mode.
4839 * config/h8300/h8300.md (inverted load with HImode dest): Add
4840 support for H8300SX.
4842 * config/h8300/predicate.md (bit_operand): Allow immediate values that
4843 satisfy 'U' constraint.
4845 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4847 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
4848 * configure: Regenerate.
4849 * config.in: Regenerate.
4850 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
4853 2010-04-16 Richard Guenther <rguenther@suse.de>
4855 * tree.h (struct tree_decl_minimal): Move pt_uid ...
4856 (struct tree_decl_common): ... here.
4857 (DECL_PT_UID): Adjust.
4858 (SET_DECL_PT_UID): Likewise.
4859 (DECL_PT_UID_SET_P): Likewise.
4861 2010-04-16 Richard Guenther <rguenther@suse.de>
4863 PR tree-optimization/43572
4864 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
4865 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
4866 * tree-flow.h (is_call_clobbered): Remove.
4867 * tree-flow-inline.h (is_call_clobbered): Likewise.
4868 * tree-dfa.c (dump_variable): Do not dump call clobber state.
4869 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
4870 (execute_return_slot_opt): Adjust.
4871 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
4872 check for call clobbered vars here.
4873 (find_tail_calls): Move tailcall verification to the
4876 2010-04-16 Diego Novillo <dnovillo@google.com>
4878 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
4880 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
4883 * config/arm/arm.md (cbranchqi4): New pattern.
4884 * config/arm/predicates.md (const0_operand,
4885 cbranchqi4_comparison_operator): New predicates.
4887 2010-04-16 Richard Guenther <rguenther@suse.de>
4889 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
4890 (dump_gimple_stmt): Likewise.
4892 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
4894 * recog.h (struct recog_data): New field is_operator.
4895 (struct insn_operand_data): New field is_operator.
4896 * recog.c (extract_insn): Set recog_data.is_operator.
4897 * genoutput.c (output_operand_data): Emit code to set the
4899 * reload.c (find_reloads): Use it rather than testing for an
4900 empty constraint string.
4903 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
4904 If the previous insn is a cbranchsi4_insn with the same arguments,
4905 omit the compare instruction.
4907 * config/arm/arm.md (addsi3_cbranch): If destination is a high
4908 register, inputs must be low registers and we need a low register
4909 scratch. Handle alternative 2 like alternative 3.
4911 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4913 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
4914 don't call get_addr on both. If one expression is a VALUE and
4915 the other a REG, check VALUE's locs if the REG isn't among them.
4917 2010-04-16 Christian Bruel <christian.bruel@st.com>
4919 * config/sh/sh.h (sh_frame_pointer_required): New function.
4920 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
4921 (flag_omit_frame_pointer) Set.
4922 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
4923 (rounded_frame_size): Adjust size with outgoing_args_size.
4924 (sh_set_return_address): Must return from stack pointer.
4925 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
4926 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4927 (ACCUMULATE_OUTGOING_ARGS): Define.
4928 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
4929 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
4931 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4934 * config/sh/sh.c (sh_legitimize_reload_address): Use
4935 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
4936 Remove a unneeded check for offset_base.
4938 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
4940 * configure: Regenerated.
4942 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4944 * config/s390/s390.c (s390_call_save_register_used): Switch back
4945 to HARD_REGNO_NREGS.
4947 2010-04-15 Richard Guenther <rguenther@suse.de>
4949 * alias.c (alias_set_subset_of): Handle alias-set zero
4952 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
4953 Julian Brown <julian@codesourcery.com>
4955 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
4956 alternatives according to use of high and low regs.
4957 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
4958 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
4959 optimizing for size on Thumb-2.
4961 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
4963 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
4965 2010-04-15 Richard Guenther <rguenther@suse.de>
4967 * tree-ssa-structalias.c (struct variable_info): Add
4969 (new_var_info): Initialize it.
4970 (dump_constraints): Support printing last added constraints.
4971 (debug_constraints): Adjust.
4972 (dump_constraint_graph): Likewise.
4973 (make_heapvar_for): Check for NULL cfun.
4974 (get_function_part_constraint): New function.
4975 (get_fi_for_callee): Likewise.
4976 (find_func_aliases): Properly implement IPA PTA constraints.
4977 (process_ipa_clobber): New function.
4978 (find_func_clobbers): Likewise.
4979 (insert_into_field_list_sorted): Remove.
4980 (create_function_info_for): Properly allocate vars for IPA mode.
4981 Do not use insert_into_field_list_sorted.
4982 (create_variable_info_for): Properly generate constraints for
4983 global vars in IPA mode.
4984 (dump_solution_for_var): Always dump the solution.
4985 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
4986 (find_what_var_points_to): Adjust.
4987 (pt_solution_set): Change.
4988 (pt_solution_ior_into): New function.
4989 (pt_solution_empty_p): Export.
4990 (pt_solution_includes_global): Adjust.
4991 (pt_solution_includes_1): Likewise.
4992 (pt_solutions_intersect_1): Likewise.
4993 (dump_sa_points_to_info): Check some invariants.
4994 (solve_constraints): Move constraint dumping ...
4995 (compute_points_to_sets): ... here.
4996 (ipa_pta_execute): ... and here.
4997 (compute_may_aliases): Do not re-compute points-to info
4998 locally if IPA info is available.
4999 (ipa_escaped_pt): New global var.
5000 (ipa_pta_execute): Properly implement IPA PTA.
5001 * tree-into-ssa.c (dump_decl_set): Support dumping
5002 decls not in referenced-vars.
5003 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
5004 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
5005 (dump_points_to_solution): Likewise.
5006 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
5007 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
5008 (remap_gimple_stmt): Reset call clobber/use information if necessary.
5009 (copy_decl_to_var): Copy DECL_PT_UID.
5010 (copy_result_decl_to_var): Likewise.
5011 * tree.c (make_node_stat): Initialize DECL_PT_UID.
5012 (copy_node_stat): Copy it.
5013 * tree.h (DECL_PT_UID): New macro.
5014 (SET_DECL_PT_UID): Likewise.
5015 (DECL_PT_UID_SET_P): Likewise.
5016 (struct tree_decl_minimal): Add pt_uid member.
5017 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
5018 (pt_solution_empty_p): Declare.
5019 (pt_solution_set): Adjust.
5020 (ipa_escaped_pt): Declare.
5021 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
5022 * gimple-pretty-print.c (pp_points_to_solution): New function.
5023 (dump_gimple_call): Dump call clobber/use information.
5024 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
5025 * tree-pass.h (TDF_ALIAS): New dump option.
5026 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
5027 * doc/invoke.texi (-fipa-pta): Update documentation.
5029 2010-04-15 Richard Guenther <rguenther@suse.de>
5031 * Makefile.in (OBJS-common): Add gimple-fold.o.
5032 (gimple-fold.o): New rule.
5033 * tree.h (maybe_fold_offset_to_reference,
5034 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
5036 * gimple.h: ... here.
5037 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
5038 may_propagate_address_into_dereference): Move prototypes ...
5039 * gimple.h: ... here.
5040 * tree-ssa-ccp.c (get_symbol_constant_value,
5041 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
5042 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
5043 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
5044 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
5045 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
5046 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
5047 gimplify_and_update_call_from_tree): Move ...
5048 * gimple-fold.c: ... here. New file.
5049 (ccp_fold_builtin): Rename to ...
5050 (gimple_fold_builtin): ... this.
5051 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
5053 2010-04-15 Richard Guenther <rguenther@suse.de>
5055 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
5056 fit_double_type, force_fit_type_double, add_double_with_sign,
5057 neg_double, mul_double_with_sign, lshift_double, rshift_double,
5058 lrotate_double, rrotate_double, div_and_round_double): Move ...
5059 * double-int.c: ... here.
5060 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
5061 add_double, neg_double, mul_double_with_sign, mul_double,
5062 lshift_double, rshift_double, lrotate_double, rrotate_double,
5063 div_and_round_double): Move prototypes ...
5064 * double-int.h: ... here.
5066 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
5069 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
5070 matching constraints to ensure inputs match the output.
5072 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5075 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
5076 in an input-only operand.
5078 2010-04-15 Anatoly Sokolov <aesok@post.ru>
5080 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
5081 (double_int_not, double_int_lshift, double_int_rshift): Declare.
5082 (double_int_negative_p): Convert to static inline function.
5083 * double-int.c (double_int_lshift, double_int_lshift): New functions.
5084 (double_int_negative_p): Remove.
5085 * tree.h (lshift_double, rshift_double):
5086 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
5087 * fold-const.c (fold_convert_const_int_from_real,
5088 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
5089 (lshift_double): Change type of arith argument to bool.
5090 (rshift_double): Change type of arith argument to bool. Correct
5092 * expmed.c (mask_rtx, lshift_value): (Ditto.).
5094 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
5097 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
5098 at the start and end of the then/else blocks, and omit them from the
5100 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
5101 argument; all callers changed. Pass zero to old_insns_match_p instead.
5102 (flow_find_head_matching_sequence): New function.
5103 (old_insns_match_p): Check REG_EH_REGION notes for calls.
5104 * basic-block.h (flow_find_cross_jump,
5105 flow_find_head_matching_sequence): Declare functions.
5107 2010-04-14 Jason Merrill <jason@redhat.com>
5110 * c-common.c (attribute_takes_identifier_p): New fn.
5111 * c-common.h: Declare it.
5113 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5115 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
5117 (*udivmod<mode>4): Ditto.
5119 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5121 * config/i386/i386.md (maxmin_int): Rename code attribute from
5122 maxminiprefix and update all users.
5123 (maxmin_float): Ditto from maxminfprefix.
5124 (logic): Ditto from logicprefix.
5125 (absneg_mnemonic): Ditto from absnegprefix.
5126 * config/i386/mmx.md: Update all users of maxminiprefix,
5127 maxminfprefix and logicprefix for rename.
5128 * config/i386/sse.md: Ditto.
5129 * config/i386/sync.md (sync_<code><mode>): Update for
5132 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
5135 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
5136 warnings converted to errors.
5138 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5140 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
5141 used insn_type variable.
5142 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
5143 to avoid set-but-not-used warning.
5145 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5147 * df-core.c (df_ref_debug): Change format string placeholder
5149 * dwarf2asm.c (dw2_asm_output_data_raw,
5150 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
5151 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
5152 * dwarf2out.c (output_cfi, output_cfi_directive,
5153 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
5154 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
5156 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
5157 * print-rtl.c (print_rtx): Ditto.
5159 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5162 * builtins.c (expand_builtin_pow_root): New function to expand pow
5163 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
5164 series of sqrt and cbrt calls under -ffast-math.
5165 (expand_builtin_pow): Call it.
5167 2010-04-14 Michael Matz <matz@suse.de>
5169 PR tree-optimization/42963
5170 * tree-cfg.c (touched_switch_bbs): New static variable.
5171 (group_case_labels_stmt): New function broken out from ...
5172 (group_case_labels): ... here, use the above.
5173 (start_recording_case_labels): Allocate touched_switch_bbs.
5174 (end_recording_case_labels): Deallocate it, call
5175 group_case_labels_stmt.
5176 (gimple_redirect_edge_and_branch): Remember index of affected BB.
5178 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5180 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
5183 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5185 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
5187 2010-04-13 Jan Hubicka <jh@suse.cz>
5189 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
5190 of optimized out static functions.
5191 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
5192 cost computation. Also sanity check for overflows.
5193 (update_caller_keys): Update cgraph_edge_badness call; properly
5194 update fibheap and sanity check that it is up to date.
5195 (add_new_edges_to_heap): Update cgraph_edge_badness.
5196 (cgraph_decide_inlining_of_small_function): Likewise;
5197 add sanity checking that badness in heap is up to date;
5198 improve dumping of reason; Update badness of calls to the
5199 offline copy of function currently inlined; dump badness
5200 of functions not inlined because of unit growth limits.
5202 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
5205 * c-common.c (pointer_int_sum): Disregard overflow that occured only
5206 because of sign-extension change when converting to sizetype here...
5207 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
5209 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
5210 the folding to constants. Remove redundant final conversion.
5211 (fold_binary) <associate>: Do not associate if the re-association of
5212 constants alone overflows.
5213 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
5214 to the end of the list.
5215 (multiple_of_p) <COND_EXPR>: New case.
5217 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
5219 * opt-functions.awk (opt_sanitized_name): New.
5221 * optc-gen.awk: Use it
5222 * opth-gen.awk: Use it.
5224 2010-04-13 Martin Jambor <mjambor@suse.cz>
5226 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
5227 (sra_modify_assign): Delete stmts loading dead data even if racc has no
5228 children. Call replace_uses_with_default_def_ssa_name to handle
5231 2010-04-13 Michael Matz <matz@suse.de>
5234 * builtins.c (expand_builtin_interclass_mathfn): Also create
5235 a register if the predicate doesn't match.
5237 2010-04-13 Diego Novillo <dnovillo@google.com>
5239 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
5240 * c-pch.c: Include timevar.h.
5241 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
5242 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
5243 * ggc-common.c: Include timevar.h.
5244 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
5245 * timevar.def (TV_PCH_SAVE): Define.
5246 (TV_PCH_CPP_SAVE): Define.
5247 (TV_PCH_PTR_REALLOC): Define.
5248 (TV_PCH_PTR_SORT): Define.
5249 (TV_PCH_RESTORE): Define.
5250 (TV_PCH_CPP_RESTORE): Define.
5252 2010-04-13 Michael Matz <matz@suse.de>
5254 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
5256 (can_reassociate_p): New function.
5257 (break_up_subtract_bb, reassociate_bb): Use it.
5259 2010-04-13 Richard Guenther <rguenther@suse.de>
5262 * builtins.c (c_readstr): Fix assert.
5264 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
5266 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
5267 when generating cltd insn.
5269 (*ashl<mode>3_1): Remove special handling for register operand 2.
5270 (*ashlsi3_1_zext): Ditto.
5271 (*ashlhi3_1): Ditto.
5272 (*ashlhi3_1_lea): Ditto.
5273 (*ashlqi3_1): Ditto.
5274 (*ashlqi3_1_lea): Ditto.
5275 (*<shiftrt_insn><mode>3_1): Ditto.
5276 (*<shiftrt_insn>si3_1_zext): Ditto.
5277 (*<shiftrt_insn>qi3_1_slp): Ditto.
5278 (*<rotate_insn><mode>3_1): Ditto.
5279 (*<rotate_insn>si3_1_zext): Ditto.
5280 (*<rotate_insn>qi3_1_slp): Ditto.
5282 2010-04-13 Richard Guenther <rguenther@suse.de>
5284 * tree-ssa-structalias.c (callused_id): Remove.
5285 (call_stmt_vars): New.
5286 (get_call_vi): Likewise.
5287 (lookup_call_use_vi): Likewise.
5288 (lookup_call_clobber_vi): Likewise.
5289 (get_call_use_vi): Likewise.
5290 (get_call_clobber_vi): Likewise.
5291 (make_transitive_closure_constraints): Likewise.
5292 (handle_const_call): Adjust to do per-call call-used handling.
5293 (handle_pure_call): Likewise.
5294 (find_what_var_points_to): Remove general callused handling.
5295 (init_base_vars): Likewise.
5296 (init_alias_vars): Initialize call_stmt_vars.
5297 (compute_points_to_sets): Process call-used and call-clobbered
5298 vars for call statements.
5299 (delete_points_to_sets): Free call_stmt_vars.
5301 2010-04-13 Richard Guenther <rguenther@suse.de>
5303 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5304 Only add RW dependence for dependence distance zero.
5305 Adjust maximal vectorization factor according to dependences.
5306 Move alignment handling ...
5307 (vect_find_same_alignment_drs): ... here. New function.
5308 (vect_analyze_data_ref_dependences): Adjust.
5309 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
5310 (vect_analyze_data_refs): Adjust minimal vectorization factor
5311 according to data references.
5312 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
5313 dependences before determining the vectorization factor.
5314 Analyze alignment after determining the vectorization factor.
5315 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
5316 dependences before alignment.
5317 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
5319 (vect_analyze_data_refs): Likewise.
5320 (MAX_VECTORIZATION_FACTOR): New define.
5322 2010-04-13 Duncan Sands <baldrick@free.fr>
5324 * except.h (lang_eh_type_covers): Remove.
5325 * except.c (lang_eh_type_covers): Likewise.
5327 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5328 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5330 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
5331 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
5332 UNITS_PER_LONG where it is ABI relevant.
5333 (s390_return_addr_rtx): Likewise.
5334 (s390_back_chain_rtx): Likewise.
5335 (s390_frame_area): Likewise.
5336 (s390_frame_info): Likewise.
5337 (s390_initial_elimination_offset): Likewise.
5338 (save_gprs): Likewise.
5339 (s390_emit_prologue): Likewise.
5340 (s390_emit_epilogue): Likewise.
5341 (s390_function_arg_advance): Likewise.
5342 (s390_function_arg): Likewise.
5343 (s390_va_start): Likewise.
5344 (s390_gimplify_va_arg): Likewise.
5345 (s390_function_profiler): Likewise.
5346 (s390_optimize_prologue): Likewise.
5347 (s390_rtx_costs): Likewise.
5348 (s390_secondary_reload): Likewise.
5349 (s390_promote_function_mode): Likewise.
5350 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
5351 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
5352 registers available.
5353 (s390_unwind_word_mode): New function.
5354 (s390_function_value): Split 64 bit values into register pair if
5355 used as return value.
5356 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
5357 function call parameters. Handle parallels.
5358 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
5359 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
5360 (DWARF_CIE_DATA_ALIGNMENT): New macro.
5361 (s390_expand_setmem): Remove unused variable src_addr.
5362 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
5363 deal with 64 bit registers.
5364 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
5365 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
5366 (UNITS_PER_LONG): New macro.
5367 * libjava/include/s390-signal.h: Define extended ucontext
5368 structure containing the upper halfs of the 64 bit registers.
5370 2010-04-13 Simon Baldwin <simonb@google.com>
5372 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
5374 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
5376 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
5377 rvalue on the RHS if the LHS is of a non-renamable type.
5378 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
5380 2010-04-13 Matthias Klose <doko@ubuntu.com>
5382 * gcc.c (cc1_options): Handle -iplugindir before processing
5383 the cc1 spec. Only add -iplugindir once.
5384 (cpp_unique_options): Add -iplugindir option if -fplugin* options
5386 * common.opt (iplugindir): Remove `Separate' property, initialize.
5387 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
5389 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
5390 (distclean): Remove plugin dir.
5391 * doc/invoke.texi: Document -iplugindir.
5393 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
5395 * doc/plugins.texi (Loading Plugins): Document short
5396 -fplugin=foo option.
5397 (Plugin API): Mention default_plugin_dir_name function.
5399 * gcc.c (find_file_spec_function): Add new declaration.
5400 (static_spec_func): Use it for "find-file".
5401 (find_file_spec_function): Add new function.
5402 (cc1_options): Add -iplugindir option if -fplugin* options found.
5404 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
5406 * plugin.c (add_new_plugin): Updated comment, and handle short
5408 (default_plugin_dir_name): Added new function.
5410 * common.opt (iplugindir): New option to set the plugin directory.
5412 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
5414 * config/i386/i386.md (any_rotate): New code iterator.
5415 (rotate_insn): New code attribute.
5417 (SWIM124): New mode iterator.
5418 (<rotate_insn>ti3): New expander.
5419 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
5420 any_rotate code iterator.
5421 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
5422 using any_rotate code iterator and SWIM124 mode iterator.
5423 (ix86_rotlti3): New insn_and_split pattern.
5424 (ix86_rotrti3): Ditto.
5425 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
5426 ix86_rotl{di,ti}3 patterns.
5427 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
5428 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
5429 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
5430 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
5431 code iterator and SWI mode iterator.
5432 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
5433 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
5435 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
5436 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
5437 (bswap rotatert splitter): Add splitter.
5438 (bswap splitter): Macroize splitter using any_rotate code iterator.
5439 Add insn predicate to split only for TARGET_USE_XCHGB or when
5440 optimizing function for size.
5442 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5444 * config/pa/pa.c (emit_move_sequence): Remove use of
5445 deleted variable flag_argument_noalias.
5447 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5449 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
5451 Add to unsupported targets list.
5452 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
5453 sparc*-sun-solaris2.[567]* from target lists.
5454 * configure: Regenerate.
5455 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
5457 Remove Solaris 7 patch references.
5458 (Specific, sparc-sun-solaris2.7): Removed.
5459 (sparc-sun-solaris2*): Update Solaris 7 example.
5460 (sparc64-*-solaris2*): Likewise.
5462 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5464 * config.build (alpha*-dec-osf4*): Remove.
5465 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
5466 of obsolete configurations.
5467 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
5469 * config/alpha/t-osf4: Renamed to ...
5470 * config/alpha/t-osf5: ... this.
5471 * config/alpha/osf.h: Renamed to ...
5472 * config/alpha/osf5.h: ... this.
5473 Merged old osf5.h contents.
5475 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
5476 (EXTRA_SPECS): Removed.
5477 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
5478 reflect removal of Tru64 UNIX V4.0/V5.0 support.
5481 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5483 * doc/contrib.texi (Contributors, Rainer Orth): Update.
5485 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
5488 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
5489 __thiscall convention.
5491 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5493 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
5495 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
5497 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5499 * function.c (assign_parms_initialize_all): Add unused attribute
5502 2010-04-12 Richard Guenther <rguenther@suse.de>
5504 * gsstruct.def (GSS_CALL): New.
5505 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
5506 * gimple.h: Include tree-ssa-alias.h.
5507 (struct gimple_statement_call): New.
5508 (union gimple_statement_struct_d): Add gimple_call member.
5509 (gimple_call_reset_alias_info): Declare.
5510 (gimple_call_use_set): New function.
5511 (gimple_call_clobber_set): Likewise.
5512 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
5513 * gimple.c (gimple_call_reset_alias_info): New function.
5514 (gimple_build_call_1): Call it.
5515 * lto-streamer-in.c (input_gimple_stmt): Likewise.
5516 * tree-inline.c (remap_gimple_stmt): Likewise.
5517 (expand_call_inline): Remove callused handling.
5518 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
5519 * tree-dfa.c (dump_variable): Likewise.
5520 * tree-parloops.c (parallelize_loops): Likewise.
5521 * tree-ssa.c (init_tree_ssa): Likewise.
5522 (delete_tree_ssa): Likewise.
5523 * tree-flow-inline.h (is_call_used): Remove.
5524 * tree-flow.h (struct gimple_df): Remove callused member.
5525 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
5526 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
5527 (ref_maybe_used_by_call_p_1): Simplify.
5528 (call_may_clobber_ref_p_1): Likewise.
5529 * tree-ssa-structalias.c (compute_points_to_sets): Set
5530 the call stmt used and clobbered sets.
5531 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
5532 (find_tail_calls): Verify the tail call.
5534 2010-04-12 Richard Guenther <rguenther@suse.de>
5536 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
5537 single-iteration always-inline inlining.
5538 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
5539 (cgraph_decide_inlining): Do not handle always-inline specially.
5540 (try_inline): Remove always-inline cycle detection special case.
5541 Do not recurse on always-inlines.
5542 (cgraph_early_inlining): Do not iterate if not optimizing.
5543 (cgraph_gate_early_inlining): remove.
5544 (pass_early_inline): Run unconditionally.
5545 (gate_cgraph_decide_inlining): New function.
5546 (pass_ipa_inline): Use it. Do not run the IPA inliner if
5547 not inlining or optimizing.
5548 (cgraph_decide_inlining_of_small_functions): Also consider
5549 always-inline functions.
5550 (cgraph_default_inline_p): Return true for nodes which should
5551 disregard inline limits.
5552 (estimate_function_body_sizes): Assume zero size and time for
5553 nodes which are marked as disregarding inline limits.
5554 (cgraph_decide_recursive_inlining): Do not perform recursive
5555 inlining on always-inline nodes.
5557 2010-04-12 Jakub Jelinek <jakub@redhat.com>
5560 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
5561 for exprs satisfying handled_component_p.
5563 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
5565 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
5566 non-constant aggregate elements.
5568 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
5569 is a real initialization.
5571 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
5574 * c-decl.c (start_function): Move forward check for nested function.
5576 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5578 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
5579 * config/sh/sh.c: Include reload.h.
5580 (sh_legitimize_reload_address): New.
5581 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
5582 sh_legitimize_reload_address.
5584 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5586 * config/sh/sh.md (*movqi_pop): New insn pattern.
5587 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
5589 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5591 * config/i386/i386.md (any_shiftrt): New code iterator.
5592 (shiftrt_insn): New code attribute.
5594 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
5595 using any_shiftrt code iterator.
5596 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
5597 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
5598 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
5599 pattern from corresponding peephole2 patterns.
5600 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
5601 using any_shiftrt code iterator.
5602 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
5603 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
5604 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
5605 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
5606 *{ashr,lshr}<mode>3_cmp_zext.
5607 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
5609 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5611 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
5613 (*lshr<mode>3_cconly): Ditto.
5615 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5617 * config/i386/i386.md (lshr<mode>3): Macroize expander from
5618 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5619 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5620 pattern from *lshr{di,ti}3_1 and corresponding splitters using
5622 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5623 from corresponding peephole2 patterns.
5624 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
5625 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
5626 and *lshrdi3_1_rex64 using SWI mode iterator.
5627 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
5628 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
5629 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
5630 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
5631 and *lshrdi3_cmp_rex64 using SWI mode iterator.
5632 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
5633 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
5634 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
5635 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
5638 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
5640 * config/i386/i386.md (ashr<mode>3): Macroize expander from
5641 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5642 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5643 pattern from *ashr{di,ti}3_1 and corresponding splitters using
5645 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5646 from corresponding peephole2 patterns.
5647 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
5648 (ashrsi3_cvt): Rename from ashrsi3_31.
5649 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
5650 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
5651 and x86_64_shift_adj_3 using SWI48 mode iterator.
5652 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
5653 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
5654 and *ashrdi3_1_rex64 using SWI mode iterator.
5655 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
5656 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
5657 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
5658 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
5659 and *ashrdi3_cmp_rex64 using SWI mode iterator.
5660 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
5661 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
5662 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
5663 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
5665 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
5666 * config/i386/i386.c (ix86_split_ashr): Update for renamed
5667 x86_shift<mode>_adj_3 expanders.
5669 2010-04-10 Wei Guozhi <carrot@google.com>
5672 * config/arm/arm.c (arm_pic_static_addr): New function.
5673 (legitimize_pic_address): Call arm_pic_static_addr when it detects
5675 (arm_output_addr_const_extra): Output expression for new pattern.
5676 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
5678 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
5680 * ira-costs.c (record_reg_classes): Ignore alternatives that are
5683 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
5684 * web.c: Include "insn-config.h" and "recog.h".
5685 (union_match_dups): New function.
5686 (web_main): Call it.
5687 (union_defs): Don't try to recognize match_dups.
5689 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
5690 if doing so would replace the entire pattern.
5692 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5696 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
5697 and splitter pattern. Change splitter operand 1 predicate to
5700 2010-04-09 Martin Jambor <mjambor@suse.cz>
5702 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
5703 lattices are addresses of CONST_DECLs with the same initial value.
5704 (ipcp_print_all_lattices): Print values of CONST_DECLs.
5705 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
5707 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
5708 Bernd Schmidt <bernds@codesourcery.com>
5710 * loop-invariant.c (replace_uses): New static function.
5711 (move_invariant_reg): Use it to ensure we can replace the uses.
5713 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
5715 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
5717 (picochip_override_options): Enable section anchors only above -O1.
5718 (picochip_reorg): Fixed a couple of build warnings.
5720 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5722 * configure.ac (plugin -rdynamic test): Log result.
5723 * configure: Regenerate.
5724 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
5725 (RDYNAMIC_SPEC): Define.
5726 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
5728 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5730 * configure.ac: Determine Sun ld version numbers.
5731 (comdat_group): Restrict GNU ld version checks to gld.
5732 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
5733 (enable_comdat): Support --enable-comdat.
5734 * configure: Regenerate.
5735 * doc/install.texi (Configuration): Document --enable-comdat.
5737 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5739 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
5740 * config/sol2-gld.h: ... here.
5741 * config.gcc (sparc*-*-solaris2*): Reflect this.
5742 (i[34567]86-*-solaris2*): Use it.
5744 2010-04-09 Steve Ellcey <sje@cup.hp.com>
5746 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
5748 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
5750 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5753 * diagnostic.c (diagnostic_initialize): Initialize
5754 some_warnings_are_errors.
5755 (diagnostic_finish): New.
5756 (diagnostic_action_after_output): Call it before exiting.
5757 (diagnostic_report_diagnostic): Do not print message here. Set
5758 some_warnings_are_errors.
5759 * diagnostic.h (diagnostic_context): Delete
5760 issue_warnings_are_errors_message. Add some_warnings_are_errors.
5761 (diagnostic_finish): Declare.
5762 * toplev.c (toplev_main): Call it before exit.
5764 2010-04-09 Jason Merrill <jason@redhat.com>
5767 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
5768 for incomplete type.
5771 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
5772 based on a warning flag.
5774 2010-04-09 Richard Guenther <rguenther@suse.de>
5776 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
5778 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
5781 * varasm.c (default_assemble_visibility): Wrap vars that are
5782 set, but unused, by targets without GAS.
5783 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
5784 Remove set, but unused, vars.
5785 (rs6000_legitimize_tls_address): Likewise.
5786 (altivec_expand_dst_builtin): Likewise.
5787 * config/darwin.c (machopic_classify_symbol): Likewise.
5788 (machopic_indirection_name): Likewise.
5790 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5792 * config/i386/i386.md (DWI): New mode iterator.
5793 (S): New mode attribute.
5794 (shift_operand): Ditto.
5795 (shift_immediate_operand): Ditto.
5796 (ashl_input_operand): Ditto.
5797 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
5798 using SDWIM mode iterator.
5799 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
5800 pattern from *ashl{di,ti}3_1 and corresponding splitters using
5802 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
5803 from corresponding peephole2 patterns.
5804 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
5805 and x86_64_shift_adj_1 using SWI48 mode iterator.
5806 (x86_shift<mode>_adj_2): Ditto.
5807 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
5808 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
5809 using SWI48 mode iterator.
5810 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
5811 *ashldi3_cmp_rex64 using SWI mode iterator.
5812 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
5813 *ashldi3_cconly_rex64 using SWI mode iterator.
5814 * config/i386/i386.c (ix86_split_ashl): Update for renamed
5815 x86_shift<mode>_adj_{1,2}.
5816 (ix86_split_ashr): Ditto.
5817 (ix86_split_lshr): Ditto.
5819 2010-04-09 Richard Guenther <rguenther@suse.de>
5821 * target.h (builtin_conversion): Pass in input and output types.
5822 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
5823 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
5824 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
5825 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
5827 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
5829 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
5831 2010-04-09 Richard Guenther <rguenther@suse.de>
5834 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
5836 2010-04-09 Richard Guenther <rguenther@suse.de>
5838 * tree-vectorizer.h (struct _stmt_vec_info): Document
5839 that vectype is the type of the LHS.
5840 (supportable_widening_operation, supportable_narrowing_operation):
5841 Get both input and output vector types as arguments.
5842 (vect_is_simple_use_1): Declare.
5843 (get_same_sized_vectype): Likewise.
5844 * tree-vect-loop.c (vect_determine_vectorization_factor):
5845 Set STMT_VINFO_VECTYPE to the vector type of the def.
5846 (vectorizable_reduction): Adjust.
5847 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
5848 Adjust. Specify the output vector type.
5849 (vect_pattern_recog_1): Adjust.
5850 * tree-vect-stmts.c (get_same_sized_vectype): New function.
5851 (vectorizable_call): Adjust.
5852 (vectorizable_conversion): Likewise.
5853 (vectorizable_operation): Likewise.
5854 (vectorizable_type_demotion): Likewise.
5855 (vectorizable_type_promotion): Likewise.
5856 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
5858 (vect_is_simple_use_1): New function.
5859 (supportable_widening_operation): Get both input and output
5861 (supportable_narrowing_operation): Likewise.
5862 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
5864 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
5866 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
5867 __thiscall and _thiscall as predefined macros.
5868 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
5869 thiscall attribute handling.
5870 (ix86_comp_type_attributes): Likewise.
5871 (ix86_function_regparm): Likewise.
5872 (ix86_return_pops_args): Likewise.
5873 (init_cumulative_args): Likewise.
5874 (find_drap_reg): Likewise.
5875 (ix86_static_chain): Likewise.
5876 (x86_this_parameter): Likewise.
5877 (x86_output_mi_thunk): Likewise.
5878 (ix86_attribute_table): Add description for thiscall attribute.
5879 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
5880 * doc/extend.texi: Add documentation for thiscall.
5882 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5885 * c.opt (Wint-to-pointer-cast): Available in C++.
5886 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
5888 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
5890 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
5891 * calls.c (expand_call): Pass the function type to aggregate_value_p.
5892 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
5893 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
5894 function type instead. Reorder and simplify checks.
5896 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
5898 2010-04-08 Jing Yu <jingyu@google.com>
5899 Zdenek Dvorak <ook@ucw.cz>
5901 PR tree-optimization/42720
5902 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
5903 loop unswitch conditions here from ...
5904 (tree_unswitch_single_loop): ... here.
5906 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5908 * tree-if-conv.c: Fix comments and simplify logic.
5910 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5912 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
5913 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
5914 (main_tree_if_conversion): Update call to tree_if_conversion.
5916 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5919 * doc/invoke.texi (-b,-V): Delete.
5920 * doc/tm.texi: Do not mention -b.
5921 * gcc.c (display_help): Delete -b and -V.
5922 (process_command): Delete -b and -V.
5923 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
5925 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
5926 Wolfgang Gellerich <gellerich@de.ibm.com>
5928 Implement target hook for loop unrolling
5929 * target.h (loop_unroll_adjust): Add a new target hook function.
5930 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
5931 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
5932 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
5933 (s390_loop_unroll_adjust): Implement the new target hook for s390.
5934 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
5936 (decide_unroll_stupid): Likewise.
5938 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5941 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
5943 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5945 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
5946 (Specific, *-*-solaris2*): Likewise.
5947 Don't prefer Sun as over GNU as.
5949 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
5951 * config/s390/s390.c (override_options): Adjust the z10 defaults
5952 for max-unroll-times, max-completely-peeled-insns
5953 and max-completely-peel-times.
5955 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5957 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
5958 instructions for z10.
5959 (s390_expand_setmem): Likewise.
5960 (s390_expand_cmpmem): Likewise.
5962 2010-04-08 Richard Guenther <rguenther@suse.de>
5964 PR tree-optimization/43679
5965 * tree-ssa-pre.c (eliminate): Only propagate copies.
5967 2010-04-08 Jakub Jelinek <jakub@redhat.com>
5970 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
5971 set but not used variable warning.
5973 2010-04-08 Wei Guozhi <carrot@google.com>
5976 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
5977 (arm_size_rtx_costs): Call the new function when optimized for size.
5979 2010-04-08 Jakub Jelinek <jakub@redhat.com>
5982 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
5983 op0 is not a MEM, just return NULL instead of assertion
5985 (discover_nonconstant_array_refs): Don't walk debug stmts.
5987 2010-04-08 Doug Kwan <dougkwan@google.com>
5989 * configure.ac: Recognize gold and do not use its version number
5990 to test ld features.
5991 * configure: Regenerate.
5993 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
5996 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
5997 (negate_value): Move code to push elements to broken_up_substracts ...
5998 (eliminate_plus_minus_pair): ... here. Push operands that have no
5999 negative pair to plus_negates.
6000 (repropagate_negates, init_reassoc, fini_reassoc): Update.
6002 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6004 * doc/install.texi (Configuration): Move description of
6005 --enable-lto, --with-libelf*, --enable-gold from Java section to
6008 * doc/generic.texi (Working with declarations)
6009 (Function Properties, C and C++ Trees): Fix typos.
6010 * doc/sourcebuild.texi (Top Level): Likewise.
6012 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6015 * tree.h (DECL_READ_P): Define.
6016 (struct tree_decl_common): Add decl_read_flag.
6017 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
6018 a set but not used warning.
6019 (merge_decls): Merge DECL_READ_P flag.
6020 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
6021 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
6022 * c-common.c (handle_used_attribute, handle_unused_attribute):
6024 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
6026 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
6028 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
6029 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
6030 c_parser_binary_expression, c_parser_cast_expression,
6031 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
6032 Call default_function_array_read_conversion instead of
6033 default_function_array_conversion where needed.
6034 (c_parser_unary_expression, c_parser_conditional_expression,
6035 c_parser_postfix_expression_after_primary, c_parser_initelt):
6036 Likewise. Call mark_exp_read where needed.
6037 (c_parser_statement_after_labels, c_parser_asm_operands,
6038 c_parser_typeof_specifier, c_parser_sizeof_expression,
6039 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
6041 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
6043 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
6044 (warn_unused_but_set_parameter): Default to warn_unused
6046 * doc/invoke.texi: Document -Wunused-but-set-variable and
6047 -Wunused-but-set-parameter.
6049 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
6050 used count variable.
6051 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
6052 when operandN variables aren't used in the body of the expander
6054 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
6055 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
6056 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
6057 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
6058 FOR_EACH_IMM_USE_ON_STMT): Likewise.
6059 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
6060 * tree.c (PROCESS_ARG): Likewise.
6062 2010-04-07 Simon Baldwin <simonb@google.com>
6064 * diagnostic.h (diagnostic_override_option_index): New macro to
6065 set a diagnostic's option_index.
6066 * c-tree.h (c_cpp_error): Add warning reason argument.
6067 * opts.c (_warning_as_error_callback): New.
6068 (register_warning_as_error_callback): Store callback for
6069 warnings enabled via enable_warning_as_error.
6070 (enable_warning_as_error): Call callback, minor code tidy.
6071 * opts.h (register_warning_as_error_callback): Declare.
6072 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
6073 response to -Werror=.
6074 (c_common_init_options): Register warning_as_error_callback in opts.c.
6075 * common.opt: Add -Wno-cpp option.
6076 * c-common.c (struct reason_option_codes_t): Map cpp warning
6077 reason codes to gcc option indexes.
6078 * (c_option_controlling_cpp_error): New function, lookup the gcc
6079 option index for a cpp warning reason code.
6080 * (c_cpp_error): Add warning reason argument, call
6081 c_option_controlling_cpp_error for diagnostic_override_option_index.
6082 * doc/invoke.texi: Document -Wno-cpp.
6084 2010-04-07 Richard Guenther <rguenther@suse.de>
6086 * ipa-reference.c (mark_load): Use get_base_address.
6087 (mark_store): Likewise.
6089 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
6090 inserting GIMPLE_NOPs into the IL.
6091 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6092 Explicitly strip handled components and indirect references.
6094 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
6095 folding address expressions.
6096 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
6097 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
6098 operand_equal_p to compare decls.
6099 (ptr_deref_may_alias_decl_p): Likewise.
6100 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
6101 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
6102 Handle reversed comparison ops.
6103 * tree-sra.c (asm_visit_addr): Use get_base_address.
6104 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
6105 * ipa-reference.c (mark_address): Use get_base_address.
6107 2010-04-07 Richard Guenther <rguenther@suse.de>
6109 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
6110 Propagate constants everywhere.
6112 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6115 * tree.c (MAX_INT_CACHED_PREC): Define.
6116 (nonstandard_integer_type_cache): New array.
6117 (build_nonstandard_integer_type): Cache results for precision
6118 <= MAX_INT_CACHED_PREC.
6120 2010-04-07 Richard Guenther <rguenther@suse.de>
6122 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
6123 -fargument-noalias-global, -fargument-noalias-anything): Remove.
6124 * common.opt: Likewise.
6125 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
6126 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
6127 (nonoverlapping_memrefs_p): Likewise.
6128 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6129 * opts.c (common_handle_option): Handle OPT_fargument_alias,
6130 OPT_fargument_noalias, OPT_fargument_noalias_anything and
6131 OPT_fargument_noalias_global for backward compatibility.
6133 2010-04-07 Richard Guenther <rguenther@suse.de>
6135 PR tree-optimization/43270
6136 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
6137 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
6138 * tree-ssa-pre.c (phi_translate_1): Adjust.
6139 (fully_constant_expression): Split out vn_reference handling to ...
6140 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
6141 Fold reads from constant strings.
6142 (vn_reference_lookup): Handle fully constant references.
6143 (vn_reference_lookup_pieces): Likewise.
6144 * Makefile.in (expmed.o-warn): Add -Wno-error.
6146 2010-04-07 Martin Jambor <mjambor@suse.cz>
6148 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
6150 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
6153 * gcc.c: Add -static-libstdc++ to list of recognized options.
6155 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6157 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
6159 2010-04-07 Richard Guenther <rguenther@suse.de>
6162 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
6163 bases build simple mem attributes to retain points-to information.
6165 2010-04-07 Richard Guenther <rguenther@suse.de>
6168 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
6169 preserve points-to related information.
6171 2010-04-07 Richard Guenther <rguenther@suse.de>
6174 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
6175 discard plain indirect references.
6176 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
6177 * tree.c (tree_nop_conversion): Likewise.
6179 2010-04-07 Dodji Seketeli <dodji@redhat.com>
6182 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
6184 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
6186 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
6187 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
6189 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6191 * tree-if-conv.c: Fix indentation and comments.
6193 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6195 * tree-if-conv.c: Sort static functions in topological order.
6197 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6199 * tree-if-conv.c: Fix indentation and comments.
6201 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6204 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
6205 lang_hooks.types.type_for_size instead of
6206 build_nonstandard_integer_type.
6207 When converting an unsigned type to signed, double its precision.
6208 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
6209 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
6210 (graphite_create_new_loop_guard): When ub + 1 wraps around,
6213 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6216 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
6217 POINTER_PLUS_EXPR for pointer types.
6219 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6222 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
6223 * graphite-clast-to-gimple.c: Include langhooks.h.
6224 (max_signed_precision_type): New.
6225 (max_precision_type): Takes two types as arguments.
6226 (precision_for_value): New.
6227 (precision_for_interval): New.
6228 (gcc_type_for_interval): New.
6229 (gcc_type_for_value): New.
6230 (gcc_type_for_clast_term): New.
6231 (gcc_type_for_clast_red): New.
6232 (gcc_type_for_clast_bin): New.
6233 (gcc_type_for_clast_expr): Split up into several functions.
6234 (gcc_type_for_clast_eq): Rewritten.
6235 (compute_bounds_for_level): New.
6236 (compute_type_for_level_1): New.
6237 (compute_type_for_level): New.
6238 (gcc_type_for_cloog_iv): Removed.
6239 (gcc_type_for_iv_of_clast_loop): Rewritten.
6240 (graphite_create_new_loop): Compute the lower and upper bound types
6241 with gcc_type_for_clast_expr.
6242 (graphite_create_new_loop_guard): Same.
6243 (find_cloog_iv_in_expr): Removed.
6244 (compute_cloog_iv_types_1): Removed.
6245 (compute_cloog_iv_types): Removed.
6246 (gloog): Do not call compute_cloog_iv_types.
6247 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
6249 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
6250 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
6251 (GBB_CLOOG_IV_TYPES): Removed.
6253 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6255 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
6256 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
6257 (detect_commutative_reduction): Same.
6259 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6261 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
6262 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
6264 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
6265 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
6266 (rewrite_commutative_reductions_out_of_ssa): Same.
6267 * passes.c (execute_function_todo): Call verify_ssa for every pass
6268 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
6269 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
6270 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
6271 with an extra argument.
6272 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
6273 verify_ssa only when the extra argument is true.
6274 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
6275 with an extra argument.
6276 (tree_transform_and_unroll_loop): Same.
6278 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6280 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
6281 for all the passes of the LNO having LOOP_CLOSED_SSA.
6282 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
6283 * tree-loop-distribution.c (pass_loop_distribution): Same.
6284 * tree-pass.h (TODO_verify_loops): Removed.
6285 * tree-ssa-loop.c (pass_tree_loop_init): Same.
6287 (pass_tree_unswitch): Same.
6288 (pass_predcom): Same.
6289 (pass_vectorize): Same.
6290 (pass_linear_transform): Same.
6291 (pass_graphite_transforms): Same.
6292 (pass_iv_canon): Same.
6293 (pass_complete_unroll): Same.
6294 (pass_complete_unrolli): Same.
6295 (pass_parallelize_loops): Same.
6296 (pass_loop_prefetch): Same.
6297 (pass_iv_optimize): Same.
6299 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
6302 * passes.c (init_optimization_passes): Move pass_lim before
6303 pass_copy_prop and pass_dce_loop.
6305 2010-04-06 Jakub Jelinek <jakub@redhat.com>
6308 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
6309 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
6310 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
6311 MULTI_* defines for 4 argument vpermil2p* builtins.
6313 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
6315 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
6316 * config/i386/i386.c (x86_maybe_negate_const_int): New.
6317 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
6318 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
6319 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
6320 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
6321 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
6322 Use x86_maybe_negate_const_int to output insn mnemonic.
6323 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
6324 check from instruction predicate. Update comments.
6325 * config/i386/sync.md (sync_add<mode>): Use
6326 x86_maybe_negate_const_int to output insn mnemonic.
6328 2010-04-06 Jan Hubicka <jh@suse.cz>
6330 PR tree-optimization/42906
6331 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
6332 IGNORE_SELF argument. Set visited_control_parents for fully
6334 (find_obviously_necessary_stmts): Update call of
6335 mark_control_dependent_edges_necessary.
6336 (propagate_necessity): Likewise. Handle PHI edges more curefully.
6338 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
6340 * config/i386/i386.md: Remove comment about 'e' and 'E'
6343 2010-04-06 Richard Guenther <rguenther@suse.de>
6345 PR tree-optimization/43627
6346 * tree-vrp.c (extract_range_from_unary_expr): Widenings
6347 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
6350 2010-04-06 Jakub Jelinek <jakub@redhat.com>
6352 * BASE-VER: Change to 4.6.0.
6355 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
6358 2010-04-06 Richard Guenther <rguenther@suse.de>
6361 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
6363 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6365 * doc/invoke.texi (Optimize Options): Document that LTO
6366 won't remove object access purely due to incompatible
6369 2010-04-04 Matthias Klose <doko@ubuntu.com>
6371 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
6372 Initialize variable.
6374 2010-04-03 Richard Guenther <rguenther@suse.de>
6377 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
6378 require a non-NULL MEM_OFFSET.
6380 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
6382 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
6383 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
6384 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
6385 config/alpha/predicates.md, config/arm/arm.md,
6386 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
6387 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
6388 config/darwin9.h, config/darwin.c, config/darwin.h,
6389 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
6390 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
6391 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
6392 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
6393 config/mips/mips.md, config/mn10300/mn10300.c,
6394 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
6395 config/rs6000/aix.h, config/rs6000/dfp.md,
6396 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
6397 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
6398 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
6399 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
6400 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
6401 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
6402 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
6403 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
6404 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
6405 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
6406 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
6407 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
6408 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
6409 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
6410 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
6411 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
6412 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
6413 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
6414 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
6415 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
6416 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
6417 opt-functions.awk, opth-gen.awk, params.def, passes.c,
6418 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
6419 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
6420 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
6421 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
6422 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
6423 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
6424 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
6425 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
6426 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
6427 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
6428 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
6429 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
6430 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
6431 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
6433 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6436 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
6437 * aclocal.m4: Regenerate.
6439 2010-04-02 Richard Guenther <rguenther@suse.de>
6441 PR tree-optimization/43629
6442 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
6443 if we have seen a constant value.
6445 2010-04-02 Joseph Myers <joseph@codesourcery.com>
6447 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
6449 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
6452 * arm.c (legitimize_tls_address): Adjust call to
6453 gen_tls_load_dot_plus_four.
6454 (arm_note_pic_base): New function.
6455 (arm_cannot_copy_insn_p): Use it.
6456 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
6459 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6464 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6466 * Makefile.in ($(out_object_file)): Depend on
6467 gt-$(basename $(notdir $(out_file))).h.
6469 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
6471 * config.gcc (lm32-*-rtems*): Add t-lm32.
6473 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
6475 * config.gcc: Add lm32-*-rtems*.
6476 * config/lm32/rtems.h: New file.
6478 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
6481 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
6483 2010-04-01 Jakub Jelinek <jakub@redhat.com>
6485 * dwarf2out.c (output_compilation_unit_header): For
6486 -gdwarf-4 use version 4 instead of version 3.
6487 (output_line_info): For version 4 and above emit additional
6488 maximum ops per insn header field.
6489 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
6491 * dwarf2out.c (is_c_family, is_java): Remove.
6492 (lower_bound_default): New function.
6493 (add_bound_info, gen_descr_array_type_die): Use it.
6495 2010-04-01 Dodji Seketeli <dodji@redhat.com>
6498 * dwarf2out.c (gen_variable_die): Allow debug info for variable
6499 re-declaration when it happens in a function.
6501 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
6503 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
6504 (cgraph_remove_function_insertion_hook): Same.
6505 (cgraph_call_function_insertion_hooks): Same.
6507 2010-04-01 Richard Guenther <rguenther@suse.de>
6510 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
6511 and TREE_THIS_VOLATILE.
6512 (copy_ref_info): Likewise.
6513 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
6514 * tree.c (build6_stat): Ignore side-effects of all but arg5
6515 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
6518 2010-04-01 Richard Guenther <rguenther@suse.de>
6520 PR tree-optimization/43607
6521 * ipa-type-escape.c (check_call): Do not access non-existing
6524 2010-04-01 Richard Guenther <rguenther@suse.de>
6528 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
6529 Jack Howarth <howarth@bromo.med.uc.edu>
6531 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6534 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6536 * doc/install.texi (Prerequisites): Document libelf usability on
6537 IRIX 5/6 and Solaris 2.
6538 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
6539 Update GNU as, GNU ld requirements.
6540 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
6541 Document Sun Studio compiler download.
6542 Update and simplify as, ld recommendations.
6543 (Specific, *-*-solaris2.7): Note obsoletion, removal.
6545 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6547 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
6548 with_tune_32 to pentium4.
6550 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
6552 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
6554 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6556 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
6557 obsoletion, removal.
6559 Document GNU as requirement.
6560 Update configure requirements.
6561 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
6562 Recomment IRIX 6.5.18+.
6563 Document IDF/IDL requirement.
6564 Document GNU as requirement.
6565 Document GNU ld bootstrap failure.
6566 Remove freeware.sgi.com reference.
6568 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6570 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
6571 UNIX V4.0, V5.0 obsoletion, removal.
6572 Remove --with-gc=simple reference.
6573 Update VM requirements during bootstrap.
6574 Remove -oldas bootstrap description.
6575 Update binutils reference.
6576 Remove comparison failure note.
6578 2010-03-31 Richard Guenther <rguenther@suse.de>
6579 Zdenek Dvorak <ook@ucw.cz>
6580 Sebastian Pop <sebastian.pop@amd.com>
6583 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
6584 with multiple arguments.
6585 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
6587 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6589 * graphite-dependences.c (print_pddr): Call print_pdr with an
6591 * graphite-poly.c (debug_pdr): Add an extra argument for the
6594 (print_pbb_domain): Same.
6596 (print_scop_context): Same.
6598 (print_cloog): Same.
6599 (debug_pbb_domain): Same.
6603 (debug_scop_context): Same.
6605 (debug_cloog): Same.
6606 (print_scop_params): Same.
6607 (debug_scop_params): Same.
6608 (print_iteration_domain): Same.
6609 (print_iteration_domains): Same.
6610 (debug_iteration_domain): Same.
6611 (debug_iteration_domains): Same.
6612 (print_scattering_function): Same.
6613 (print_scattering_functions): Same.
6614 (debug_scattering_function): Same.
6615 (debug_scattering_functions): Same.
6616 * graphite-poly.h (debug_pdr): Update declaration.
6618 (print_pbb_domain): Same.
6620 (print_scop_context): Same.
6622 (print_cloog): Same.
6623 (debug_pbb_domain): Same.
6627 (debug_scop_context): Same.
6629 (debug_cloog): Same.
6630 (print_scop_params): Same.
6631 (debug_scop_params): Same.
6632 (print_iteration_domain): Same.
6633 (print_iteration_domains): Same.
6634 (debug_iteration_domain): Same.
6635 (debug_iteration_domains): Same.
6636 (print_scattering_function): Same.
6637 (print_scattering_functions): Same.
6638 (debug_scattering_function): Same.
6639 (debug_scattering_functions): Same.
6641 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6643 * graphite-poly.c (print_scattering_function_1): New.
6644 (print_scattering_function): Call it.
6645 (print_scop_params): Remove spaces at the end of lines.
6648 * graphite-poly.h (print_cloog): Declared.
6649 (debug_cloog): Declared.
6651 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6653 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
6655 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
6656 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
6657 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
6658 to switch between adding the IV bump in loop->latch or in loop->header.
6660 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6662 * graphite-poly.c (print_scattering_function): Pretty print following
6665 (print_pbb_domain): Same.
6666 (dump_gbb_cases): Same.
6667 (dump_gbb_conditions): Same.
6670 (print_scop_params): Same.
6671 (print_scop_context): Same.
6673 (print_pbb_body): New.
6674 (lst_indent_to): New.
6675 (print_lst): Start new lines with a #.
6676 * graphite-poly.h (pbb_bb): New.
6677 (pbb_index): Use pbb_bb.
6678 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
6680 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
6682 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6684 * dwarf2out.c (size_of_die): For -gdwarf-4 use
6685 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
6686 and 0 instead of 1 for dw_val_class_flag.
6687 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
6688 dw_val_class_range_list, dw_val_class_loc_list,
6689 dw_val_class_lineptr and dw_val_class_macptr, use
6690 DW_FORM_flag_present for dw_val_class_flag and
6691 DW_FORM_exprloc for dw_val_class_loc.
6692 (output_die): For -gdwarf-4 print dw_val_class_loc
6693 size as uleb128 instead of 1 or 2 bytes and don't print
6694 anything for dw_val_class_flag.
6696 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
6697 instead of cselib_lookup following by tweaking locs->setting_insn.
6700 * cselib.c (cselib_process_insn): Clear cselib_current_insn
6701 even before returning from label, setjmp call or volatile asm
6704 2010-03-31 Richard Guenther <rguenther@suse.de>
6707 * cgraphunit.c (cgraph_output_in_order): Do not allocate
6708 temporary data on stack.
6710 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6712 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
6713 (PUSHSECTION_ASM_OP): Remove.
6714 (POPSECTION_ASM_OP): Remove.
6715 (PUSHSECTION_FORMAT): Remove.
6716 * config/sol2.h (PUSHSECTION_FORMAT): Define.
6717 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
6718 * config/sol2.c (solaris_output_init_fini): Use it.
6720 2010-03-31 Jie Zhang <jie@codesourcery.com>
6723 * opt-functions.awk (var_type_struct): Use signed char type
6724 for simple variables.
6726 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6728 * config/sol2.c: Include output.h.
6729 (solaris_assemble_visibility): New function.
6730 * config/t-sol2 (sol2.o): Add output.h dependency.
6731 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
6732 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
6735 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6738 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
6739 V2SImode or XFmode on PRE_DEC.
6742 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
6745 2010-03-31 Jie Zhang <jie@codesourcery.com>
6748 * reload.h (caller_save_initialized_p): Declare.
6749 * toplev.c (backend_init_target): Don't call
6750 init_caller_save but set caller_save_initialized_p to false.
6751 * caller-save.c (caller_save_initialized_p): Define.
6752 (init_caller_save): Check caller_save_initialized_p.
6753 * ira.c (ira): Call init_caller_save if flag_caller_saves.
6755 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6758 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
6759 and soft-fp/t-softfp to tmake_file.
6760 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
6761 (LIBGCC2_TF_CEXT): Define.
6764 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
6767 * cselib.c (n_useless_values): Document handling of debug locs.
6768 (n_useless_debug_values, n_debug_values): New variables.
6769 (new_elt_loc_list): Don't add to debug values, keep count.
6770 (promote_debug_loc): New.
6771 (cselib_reset_table): Zero new variables.
6772 (entry_and_rtx_equal_p): Promote debug locs.
6773 (discard_useless_locs): Increment n_useless_debug_values for
6775 (remove_useless_values): Adjust n_useless_values and n_debug_values
6776 with n_useless_debug_values.
6777 (add_mem_for_addr): Promote debug locs.
6778 (cselib_lookup_mem): Likewise.
6779 (cselib_lookup_addr): Renamed to...
6780 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
6781 (cselib_log_lookup): ... this. Turn into...
6782 (cselib_lookup_addr): ... new wrapper.
6783 (cselib_lookup_from_insn): New.
6784 (cselib_invalidate_regno): Increment n_useless_debug_values for
6786 (cselib_invalidate_mem): Likewise.
6787 (cselib_process_insn): Take n_deleted and n_debug_values into
6788 account to guard remove_useless_value call.
6789 (cselib_finish): Zero n_useless_debug_values.
6790 * cselib.h (cselib_lookup_from_insn): Declare.
6791 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
6792 (sched_analyze_2): Likewise.
6794 2010-03-30 Jakub Jelinek <jakub@redhat.com>
6796 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
6798 (adjust_mems): Replace narrowing SUBREG of expression containing
6799 just PLUS, MINUS, MULT and ASHIFT of registers and constants
6800 with operations in the narrower mode.
6803 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
6804 regs_invalidated_by_call instead all call_used_reg_set registers.
6806 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
6809 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
6810 pointer comparisons with types_compatible_p.
6811 * tree-vect-stmts.c (vectorizable_call): Same.
6812 (vectorizable_condition): Same.
6814 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6816 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
6817 stack check if the mask would be zero.
6819 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
6820 Jack Howarth <howarth@bromo.med.uc.edu>
6822 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6825 2010-03-30 Joseph Myers <joseph@codesourcery.com>
6828 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
6830 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
6831 Include ___unordxf2 and ___unordtf2.
6832 * config/i386/libgcc-glibc.ver: Do not define inheritance from
6835 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
6837 * config/lm32/t-lm32: New file.
6838 * config.gcc: Use the above file when targetting lm32.
6840 2010-03-28 Duncan Sands <baldrick@free.fr>
6842 * Makefile.in (PLUGIN_HEADERS): Add except.h.
6844 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6847 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
6848 Improve vectorization cost model diagnostic.
6850 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6853 * tree-vect-data-refs.c (vect_analyze_data_refs): When
6854 compute_data_dependences_for_loop returns false, early exit
6855 and output an extra diagnostic for the failed data reference
6858 2010-03-29 Richard Guenther <rguenther@suse.de>
6860 PR tree-optimization/43560
6861 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
6862 (can_sm_ref_p): Treat stores to readonly locations as trapping.
6864 2010-03-29 Jie Zhang <jie@codesourcery.com>
6867 * toplev.c (process_options): Set optimization_default_node
6868 and optimization_current_node.
6869 * opts.c (decode_options): Don't set optimization_default_node
6870 and optimization_current_node.
6872 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
6874 * config/rtems.h: Abandon -qrtems_debug.
6876 2010-03-28 Jan Hubicka <jh@suse.cz>
6878 PR tree-optimization/43505
6879 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
6880 map should not be copied.
6882 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6885 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
6886 cdtors, set DECL_PRESERVE_P.
6887 * ipa.c (cgraph_externally_visible_p): Return true if declaration
6890 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
6892 PR tree-optimization/43528
6893 * stor-layout.c (place_field): Check that constant fits into
6894 unsigned HWI when skipping calculation of MS bitfield layout.
6896 2010-03-27 Jan Hubicka <jh@suse.cz>
6899 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
6900 notice_global_symbol work.
6902 2010-03-27 Jakub Jelinek <jakub@redhat.com>
6904 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
6905 instead of dwarf2out_decl.
6906 (struct var_loc_node): Remove section_label field.
6907 (dwarf2out_function_decl): New function.
6908 (dwarf2out_var_location): Don't set section_label field.
6909 (dwarf2out_begin_function): Don't empty decl_loc_table here.
6911 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6913 PR tree-optimization/43544
6914 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6915 First argument for builtin vectorized function hook is now a
6916 tree to be able to distinguish between machine specific and
6918 * targhooks.c (default_builtin_vectorized_function): Ditto.
6919 * targhooks.h (default_builtin_vectorized_function): Ditto.
6920 * target.h (struct gcc_target): Ditto.
6921 * tree-vect-stmts.c (vectorizable_function): Ditto.
6922 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
6923 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6926 2010-03-26 Joseph Myers <joseph@codesourcery.com>
6929 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
6930 nested binding iff it is a FUNCTION_DECL.
6931 (store_parm_decls_newstyle): Pass nested=true to bind for
6932 FUNCTION_DECLs amongst parameters.
6934 2010-03-26 Jakub Jelinek <jakub@redhat.com>
6936 * var-tracking.c (vt_expand_loc_callback): Don't run
6937 cselib_expand_value_rtx_cb in dummy mode if
6938 cselib_dummy_expand_value_rtx_cb returned false.
6940 * var-tracking.c (emit_note_insn_var_location): For one part
6941 notes with offset 0, don't add EXPR_LIST around the location.
6942 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
6943 add_location_or_const_value_attribute): Adjust for that change.
6946 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
6947 into first operand and location into second.
6948 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
6949 dw_cfi_oprnd_loc for DW_CFA_expression.
6950 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
6951 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
6952 assume first argument is regnum and second argument is location.
6954 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
6957 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
6958 of scratch register to DImode. Split to DImode comparison operator.
6959 Use SImode subreg of scratch register in the multiplication.
6960 (*cmp_sadd_sidi): Ditto.
6961 (*cmp_ssub_si): Ditto.
6962 (*cmp_ssub_sidi): Ditto.
6964 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
6967 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
6968 Remove invalid assert and wrong comment.
6970 2010-03-26 Jakub Jelinek <jakub@redhat.com>
6973 * flags.h (final_insns_dump_p): New extern.
6974 * final.c (final_insns_dump_p): New variable.
6975 (rest_of_clean_state): Set it before -fdump-final-insns=
6976 dumping, clear afterwards.
6977 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
6978 MEM_ALIAS_SET on MEMs.
6980 2010-03-26 David S. Miller <davem@davemloft.net>
6982 * configure.ac: Fix sparc GOTDATA_OP bug check.
6983 * configure: Rebuild.
6985 2010-03-26 Alan Modra <amodra@gmail.com>
6987 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
6989 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6991 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
6992 TLS_SECTION_ASM_FLAG.
6994 2010-03-25 Jakub Jelinek <jakub@redhat.com>
6997 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
6998 Clear first_function_block_is_cold.
7001 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
7002 argument if the argument is truth_value_p.
7004 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7006 * config/rs6000/constraints.md: Update copyright year for my changes.
7009 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
7010 used in reg+reg addressing, swap registers.
7012 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7015 * target.h (struct gcc_target): Add code_end hook.
7016 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
7018 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
7019 * toplev.c (compile_file): Call targetm.asm_out.code_end
7020 hook before unwind info/debug info output.
7021 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
7022 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
7023 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7024 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
7025 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7026 * config/i386/i386.c (ix86_file_end): Renamed to...
7027 (ix86_code_end): ... this. Make static. Don't call
7028 file_end_indicate_exec_stack. Emit unwind info using
7029 final_start_function/final_end_function.
7030 (darwin_x86_file_end): Remove.
7031 (TARGET_ASM_CODE_END): Define.
7032 * config/i386/i386.h (TARGET_ASM_FILE_END,
7033 NEED_INDICATE_EXEC_STACK): Don't define.
7034 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
7035 (TARGET_ASM_FILE_END): Define to darwin_file_end.
7036 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
7037 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
7040 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
7041 at the beginning and final_end_function at the end.
7042 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
7044 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7046 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
7047 and Sun as TLS syntax.
7048 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
7049 * configure: Regenerate.
7050 * config.in: Regenerate.
7051 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
7052 (default_elf_asm_named_section): Use it.
7053 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
7054 (i386_output_dwarf_dtprel): Likewise.
7055 (output_addr_const_extra): Likewise.
7056 (output_pic_addr_const): Lowercase @GOTTPOFF.
7057 (output_addr_const_extra): Likewise.
7058 (output_pic_addr_const): Lowercase @GOTNTPOFF.
7059 (output_addr_const_extra): Likewise.
7060 (output_pic_addr_const): Lowercase @INDNTPOFF.
7061 (output_addr_const_extra): Likewise.
7062 (output_pic_addr_const): Lowercase @NTPOFF.
7063 (output_addr_const_extra): Likewise.
7064 (output_pic_addr_const): Lowercase @TPOFF.
7065 (output_addr_const_extra): Likewise.
7066 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
7067 (*tls_global_dynamic_64): Likewise.
7068 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
7069 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
7071 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
7072 (ASM_OUTPUT_TLS_COMMON): Use it.
7073 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
7076 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
7077 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
7078 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
7079 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
7080 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
7081 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
7083 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7085 * config/i386/i386.c (override_options): Don't accept
7086 -mtls-dialect=sun any longer.
7087 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
7088 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
7089 (*tls_local_dynamic_base_32_sun): Likewise.
7090 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
7092 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7095 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7096 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
7099 * ira.c (adjust_cleared_regs): New function.
7100 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
7104 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
7106 * expr.c (expand_expr_real): Restore previous
7107 curr_insn_source_location and curr_insn_block after
7108 expand_expr_real_1 call.
7109 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
7110 instead of expand_expr_real_1.
7112 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
7114 PR rtl-optimization/43413
7115 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
7118 2010-03-22 James E. Wilson <wilson@codesourcery.com>
7121 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
7122 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
7124 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
7126 * config/i386/i386.c (ix86_target_string): Add -mfma.
7127 Fix a typo in comment.
7129 2010-03-22 Mike Stump <mikestump@comcast.net>
7132 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
7133 Don't overly align based upon packed packed fields.
7135 2010-03-22 Jason Merrill <jason@redhat.com>
7137 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
7138 Use () rather than [], and move before the element type.
7140 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7142 * doc/configfiles.texi (Configuration Files): Removed
7143 fixinc/Makefile*, intl/Makefile.*.
7144 * doc/makefile.texi: Fixed markup. Abstract from version
7145 control system used.
7146 (Makefile): Removed obsolete gcc/java/parse.y example.
7147 * doc/sourcebuild.texi: Likewise.
7148 (Top Level): Added config, gnattools, libdecnumber, libgcc,
7149 libgomp, libssp. Removed fastjar.
7150 (Miscellaneous Docs): Clarify location.
7151 Added COPYING3, COPYING3.LIB.
7152 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
7154 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7157 * config/i386/i386.c (x86_function_profiler)
7158 [!NO_PROFILE_COUNTERS]: Fix typo.
7159 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
7162 2010-03-22 Janis Johnson <janis187@us.ibm.com>
7163 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7165 * doc/sourcebuild.texi (Test Directives): Split into six
7166 subsections, with most of the current text in new subsections
7167 Directives, Selectors, and Final Actions.
7168 (Directives): Split list of test directives into multiple
7170 (Selectors): Describe use and syntax of selectors.
7171 (Effective-Target Keywords): Describe all existing keywords.
7172 (Add Options): Describe features for dg-add-options.
7173 (Require Support): Describe variants of dg-require-support.
7174 (Final Actions): Describe commands to use in dg-final.
7176 2010-03-22 Michael Matz <matz@suse.de>
7179 * recog.c (validate_replace_rtx_group): Replace also in
7180 REG_EQUAL and REG_EQUIV notes.
7182 2010-03-22 Richard Guenther <rguenther@suse.de>
7184 PR tree-optimization/43390
7185 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
7186 sure vector extracts are type correct.
7188 2010-03-22 Richard Guenther <rguenther@suse.de>
7191 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
7192 x * sqrt (x) even when optimizing for size if the target
7193 has native support for sqrt.
7195 2010-03-22 Jakub Jelinek <jakub@redhat.com>
7197 * varasm.c (make_decl_rtl_for_debug): Also clear
7198 flag_mudflap for the duration of make_decl_rtl call.
7201 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
7202 locs from preserved VALUEs.
7204 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7207 * pa.md (movmemsi): Set align to one if zero.
7208 (movmemdi): Likewise.
7210 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
7213 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
7214 with their corresponding prologue pushes.
7216 2010-03-20 Andrew Pinski <pinskia@gmail.com>
7219 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
7220 at the begining or end.
7221 (spu_expand_epilogue): Likewise.
7223 2010-03-20 Richard Guenther <rguenther@suse.de>
7225 PR rtl-optimization/43438
7226 * combine.c (make_extraction): Properly zero-/sign-extend an
7227 extraction of the low part of a CONST_INT. Also handle
7230 2010-03-19 Mike Stump <mikestump@comcast.net>
7232 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
7233 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
7234 (override_options): Use SUBTARGET32_DEFAULT_CPU.
7236 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7239 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
7242 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
7244 PR rtl-optimization/42258
7245 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
7246 use that may match DEF.
7249 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
7250 the cost of loading the constant rather than assuming
7252 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
7253 outer code is AND, do the same tests as the andsi3 expander and
7254 return COSTS_N_INSNS (1) if and is cheap.
7256 * optabs.c (avoid_expensive_constant): Fix formatting.
7258 2010-03-19 Michael Matz <matz@suse.de>
7261 * attribs.c (decl_attributes): When rebuilding a function pointer
7262 type use the same qualifiers as the original pointer type.
7264 2010-03-19 Martin Jambor <mjambor@suse.cz>
7266 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
7267 and is_gimple_ip_invariant_address.
7269 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7272 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7274 * config/arm/arm.c (arm_override_options): Turn off
7275 flag_dwarf2_cfi_asm for AAPCS variants.
7277 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7280 * config/arm/arm.c (emit_multi_reg_push): Update comments.
7281 Use PRE_MODIFY instead of PRE_DEC.
7282 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
7283 (vfp_emit_fstmd): Likewise.
7285 2010-03-19 Michael Matz <matz@suse.de>
7288 * builtins.c (expand_builtin_interclass_mathfn,
7289 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
7292 2010-03-19 Richard Guenther <rguenther@suse.de>
7294 PR tree-optimization/43415
7295 * tree-ssa-pre.c (phi_translate): Split out worker to ...
7296 (phi_translate_1): ... this.
7297 (phi_translate): Move all caching here. Cache all NARY
7298 and REFERENCE translations.
7300 2010-03-19 David S. Miller <davem@davemloft.net>
7302 With help from Eric Botcazou.
7303 * config/sparc/sparc.c: Include dwarf2out.h.
7304 (emit_pic_helper): Delete.
7305 (pic_helper_symbol_name): Delete.
7306 (pic_helper_emitted_p): Delete.
7307 (pic_helper_needed): New.
7308 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
7309 (get_pc_thunk_name): New.
7310 (load_pic_register): Remove 'delay_pic_helper' arg. Use
7311 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
7312 Set pic_helper_needed to true. Don't call emit_pic_helper.
7313 (sparc_expand_prologue): Update load_pic_register call.
7314 (sparc_output_mi_thunk): Likewise.
7315 (sparc_file_end): Emit a hidden comdat symbol for the PIC
7316 thunk if possible. Output CFI information as needed.
7318 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7319 Jack Howarth <howarth@bromo.med.uc.edu>
7322 * config/i386/i386.h: Fix ABI on darwin x86-32.
7324 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
7326 * tree.h: Declare make_decl_rtl_for_debug.
7327 * varasm.c (make_decl_rtl_for_debug): New.
7328 * dwarf2out.c (rtl_for_decl_location): Call it.
7329 * cfgexpand.c (expand_debug_expr): Call it.
7331 2010-03-18 Jakub Jelinek <jakub@redhat.com>
7334 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
7338 * var-tracking.c (vt_init_cfa_base): Do nothing if
7339 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
7341 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
7344 * var-tracking.c (canonicalize_vars_star): New.
7345 (dataflow_post_merge_adjust): Use it.
7347 2010-03-18 Jakub Jelinek <jakub@redhat.com>
7350 * var-tracking.c (non_suitable_const): New function.
7351 (add_uses): For DEBUG_INSNs with constants, don't record any
7352 value, instead just the constant value itself.
7353 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
7354 is not VAR_LOC_UNKNOWN_P, set var to the constant.
7355 (emit_notes_in_bb): Likewise.
7356 (emit_note_insn_var_location): For onepart variables if
7357 cur_loc is a VOIDmode constant, use DECL_MODE.
7359 2010-03-18 Martin Jambor <mjambor@suse.cz>
7362 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
7363 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
7364 all non-clones. Moved call redirection...
7365 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
7366 (cgraph_materialize_all_clones): Dispose of all
7367 combined_args_to_skip bitmaps.
7368 (verify_cgraph_node): Do not check for edges pointing to wrong
7369 nodes in inline clones.
7370 * tree-inline.c (copy_bb): Call
7371 cgraph_redirect_edge_call_stmt_to_callee.
7372 * ipa.c (cgraph_remove_unreachable_nodes): Call
7373 cgraph_node_remove_callees even when there are used clones.
7375 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
7377 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
7379 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
7382 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
7385 2010-03-18 Michael Matz <matz@suse.de>
7388 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
7389 into sqrt(x) if we need to preserve signed zeros.
7391 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
7392 Eric Botcazou <ebotcazou@adacore.com>
7394 PR rtl-optimization/43360
7395 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
7396 note if we don't know its invariant status.
7398 2010-03-18 Michael Matz <matz@suse.de>
7400 PR tree-optimization/43402
7401 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
7402 PHI chains of ssa names registered for update.
7404 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
7407 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
7408 non-offsettable and pre_modify update addressing.
7409 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
7410 and "2" alternatives "#".
7411 (*movdd_softfloat32): Make all alternatives "#";
7412 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
7413 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
7414 (*movdf_softfloat32): Make all alternatives "#";
7415 (movdi): Use the new DIFD mode iterator to create a common splitter
7416 for movdi, movdf and movdd patterns.
7418 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
7420 * common.opt (dumpdir): Remove redundant tab.
7422 2010-03-17 Martin Jambor <mjambor@suse.cz>
7424 PR tree-optimization/43347
7425 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
7426 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
7428 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
7430 PR rtl-optimization/42216
7431 * regrename.c (create_new_chain): New function, broken out from...
7432 (scan_rtx_reg): ... here. Call it. Handle the case where we are
7433 appending a use to an empty chain.
7434 (build_def_use): Remove previous changes that convert OP_INOUT to
7435 OP_OUT operands; instead detect the case where an OP_INOUT operand
7436 uses a previously untracked register and create an empty chain for it.
7438 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7440 * doc/extend.texi (Function Attributes): Rewrite unfinished
7441 sentence in ms_abi documentation.
7443 2010-03-17 Alan Modra <amodra@gmail.com>
7445 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
7446 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
7447 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
7448 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
7450 2010-03-16 Richard Henderson <rth@redhat.com>
7453 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
7454 (lower_try_finally): Save and restore eh_seq around the expansion
7457 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
7459 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
7460 statements before splitting block.
7462 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7464 * doc/sourcebuild.texi (Testsuites): Fix markup.
7465 Use pathnames relative to gcc/testsuite.
7466 (Test Directives): Move description of how timeout is determined.
7467 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
7468 (C Tests): Correct gcc.misc-tests directory.
7469 Framework tests now live in gcc.test-framework.
7471 2010-03-16 Richard Guenther <rguenther@suse.de>
7474 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
7475 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
7477 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
7478 Alexandre Oliva <aoliva@redhat.com>
7480 PR tree-optimization/42917
7481 * lambda-code.c (remove_iv): Skip debug statements.
7482 (lambda_loopnest_to_gcc_loopnest): Likewise.
7483 (not_interesting_stmt): Debug statements are not interesting.
7485 2010-03-16 Jakub Jelinek <jakub@redhat.com>
7489 * cselib.c (cselib_preserve_constants,
7490 cfa_base_preserved_val): New static variables.
7491 (preserve_only_constants): New function.
7492 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
7493 clear its REG_VALUES. If cselib_preserve_constants, don't
7494 empty the whole hash table, but preserve there VALUEs with constants,
7495 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
7496 (cselib_preserve_cfa_base_value): New function.
7497 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
7498 (cselib_init): Change argument to int bitfield. Set
7499 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
7501 (cselib_finish): Clear cselib_preserve_constants and
7502 cfa_base_preserved_val.
7503 * cselib.h (enum cselib_record_what): New enum.
7504 (cselib_init): Change argument to int.
7505 (cselib_preserve_cfa_base_value): New prototype.
7506 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
7507 * dse.c (dse_step1): Likewise.
7508 * cfgcleanup.c (thread_jump): Likewise.
7509 * sched-deps.c (sched_analyze): Likewise.
7510 * gcse.c (local_cprop_pass): Likewise.
7511 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
7512 If FN is non-NULL, call the callback always and whenever it returns
7513 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
7514 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
7515 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
7516 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
7517 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
7518 * var-tracking.c: Include recog.h.
7519 (bb_stack_adjust_offset): Remove.
7520 (vt_stack_adjustments): Don't call it, instead just gather the
7521 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
7522 (adjust_stack_reference): Remove.
7523 (compute_cfa_pointer): New function.
7524 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
7525 (struct adjust_mem_data): New type.
7526 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
7528 (get_address_mode): New function.
7529 (replace_expr_with_values): Use it.
7530 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
7531 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
7532 (adjust_sets): Remove.
7533 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
7534 Use get_address_mode.
7535 (get_adjusted_src): Remove.
7536 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
7537 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
7538 (add_with_sets): Don't call adjust_sets.
7539 (fp_setter, vt_init_cfa_base): New functions.
7540 (vt_initialize): Change return type to bool. Move most of pool etc.
7541 initialization to the beginning of the function from end. Pass
7542 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
7543 If !frame_pointer_needed, call vt_stack_adjustment before mos
7544 vector is filled, call vt_init_cfa_base if argp/framep has been
7545 eliminated to sp. If frame_pointer_needed and argp/framep has
7546 been eliminated to hard frame pointer, set
7547 hard_frame_pointer_adjustment and call vt_init_cfa_base after
7548 encountering fp setter in the prologue. For MO_ADJUST, call
7549 log_op_type before pusing the op into mos vector, not afterwards.
7550 Call adjust_insn before cselib_process_insn/add_with_sets,
7551 call cancel_changes (0) afterwards.
7552 (variable_tracking_main_1): Adjust for vt_initialize calling
7553 vt_stack_adjustments and returning whether it succeeded or not.
7555 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
7557 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
7560 2010-03-15 Jakub Jelinek <jakub@redhat.com>
7562 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
7564 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
7565 drap_reg has not been set.
7567 2010-03-15 Michael Matz <matz@suse.de>
7570 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
7571 use it to expand block copies.
7572 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
7573 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
7574 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
7576 2010-03-15 Richard Guenther <rguenther@suse.de>
7578 PR tree-optimization/43367
7579 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
7582 2010-03-15 Richard Guenther <rguenther@suse.de>
7584 PR tree-optimization/43317
7585 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
7587 2010-03-15 Martin Jambor <mjambor@suse.cz>
7589 PR tree-optimization/43141
7590 * tree-sra.c (create_abstract_origin): New function.
7591 (modify_function): Call create_abstract_origin.
7593 2010-03-15 Chris Demetriou <cgd@google.com>
7595 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
7598 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7601 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
7602 call insert_out_of_ssa_copy for default definitions.
7604 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7606 * graphite-clast-to-gimple.c (my_long_long): Defined.
7607 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
7608 * graphite-sese-to-poly.c (my_long_long): Defined.
7609 (scop_ivs_can_be_represented): Use it.
7611 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7613 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
7614 graphite-max-bbs-per-function, and loop-block-tile-size.
7615 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
7617 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
7619 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7621 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
7622 forward declaration.
7623 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
7624 (add_upper_bounds_from_estimated_nit): New.
7625 (build_loop_iteration_domains): Use it.
7627 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7629 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
7631 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7634 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
7635 should be an INTEGER_CST. Also handle CASE_CONVERT.
7637 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7639 * graphite.c (graphite_initialize): To bound the number of bbs per
7640 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
7641 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
7642 * doc/invoke.texi: Document it.
7644 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7646 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
7647 * graphite-sese-to-poly.h (build_poly_scop): Same.
7649 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7651 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
7652 the number of parameters in the scop. Use as an upper bound
7653 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
7654 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
7655 * doc/invoke.texi: Document it.
7657 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
7659 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
7660 * doc/c-tree.texi: Remove.
7661 * doc/generic.texi: Merge c-tree.texi here.
7662 * doc/gccint.texi (Trees): Remove menu entry.
7663 (c-tree.texi): Remove @include.
7664 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
7665 * doc/languages.texi (Reading RTL): Ditto.
7667 2010-03-12 Steve Ellcey <sje@cup.hp.com>
7670 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
7672 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7675 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
7676 code added to work around reload clobbering CONST insns.
7678 2010-03-12 Jakub Jelinek <jakub@redhat.com>
7680 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
7681 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
7682 (cselib_preserve_only_values): Remove retain argument, don't
7683 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
7684 * cselib.h (cselib_preserve_only_values): Remove retain argument.
7685 * var-tracking.c (micro_operation): Move insn field before union.
7686 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
7687 (struct variable_tracking_info_def): Remove n_mos field, change
7688 mos into a vector of micro_operations.
7689 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
7690 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
7691 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
7692 changing into a vector.
7693 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
7694 come before all other uops generated by add_stores.
7695 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
7697 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
7698 a vector. Run just one pass over the bbs instead of separate counting
7699 and computation phase.
7700 (vt_finalize): Free VTI (bb)->mos vector instead of array.
7703 * tree-inline.c (remap_decls): Put old_var rather than origin_var
7704 into *nonlocalized_list vector.
7705 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
7706 even if origin is non-NULL.
7707 (gen_variable_die): Likewise.
7708 (process_scope_var): Don't change origin.
7709 (gen_decl_die): Likewise.
7710 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
7711 before adding new edges instead of after it, fix moving over
7714 2010-03-11 David S. Miller <davem@davemloft.net>
7716 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
7718 * configure: Rebuild.
7720 2010-03-11 Martin Jambor <mjambor@suse.cz>
7722 PR tree-optimization/43257
7723 * tree.c (assign_assembler_name_if_neeeded): New function.
7724 (free_lang_data_in_cgraph): Assembler name assignment moved to the
7726 * tree.h (assign_assembler_name_if_neeeded): Declare.
7727 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
7728 the function if needed.
7730 2010-03-11 Chris Demetriou <cgd@google.com>
7732 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
7733 include/stdint-gcc.h, and include/stdint.h world-readable.
7735 2010-03-11 Richard Guenther <rguenther@suse.de>
7737 PR tree-optimization/43255
7738 * tree-vrp.c (process_assert_insertions_for): Do not insert
7739 asserts for trivial conditions.
7741 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7743 PR tree-optimization/43280
7744 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
7745 generation. Move calculation of size out of the if branch.
7746 (find_bswap): Modify compare number generation.
7748 2010-03-11 Richard Guenther <rguenther@suse.de>
7751 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
7752 (input_gimple_stmt): Fixup handled component types during
7753 operand read. Also fix up decls in ADDR_EXPRs.
7755 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
7757 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
7758 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
7760 2010-03-10 Jan Hubicka <jh@suse.cz>
7763 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
7764 * varasm.c (get_variable_section): Don't do that here...
7765 (make_decl_rtl): ... and here.
7766 (do_assemble_alias): Produce decl RTL.
7767 (assemble_alias): Likewise.
7769 2010-03-10 Jakub Jelinek <jakub@redhat.com>
7772 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
7773 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
7775 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
7776 (based_loc_descr): Only express drap or vdrap regno based expressions
7777 using DW_OP_fbreg when not optimizing.
7778 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
7779 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
7780 REG_CFA_SET_VDRAP note.
7782 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
7784 PR tree-optimization/43236
7785 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
7786 error in calculation of base address in reverse iteration case.
7787 (generate_builtin): Take number of latch executions if the statement
7790 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
7793 * tree-eh.c: Include pointer-set.h.
7794 (lower_eh_dispatch): Filter out duplicate case labels and
7795 remove the unneeded edge when the label is unused. Return
7796 true when some edges are removed.
7797 (execute_lower_eh_dispatch): When any lowering resulted in
7798 removing an edge, also delete unreachable blocks.
7800 2010-03-10 Jakub Jelinek <jakub@redhat.com>
7803 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
7804 UNSPEC_MACHOPIC_OFFSET.
7806 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
7809 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7810 (m68k_delegitimize_address): New function.
7812 2010-03-09 Jakub Jelinek <jakub@redhat.com>
7815 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
7818 * var-tracking.c (adjust_sets): New function.
7819 (count_with_sets, add_with_sets): Use it.
7820 (get_adjusted_src): New inline function.
7821 (add_stores): Use it.
7824 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
7825 call cselib_dummy_expand_value_rtx_cb instead of
7826 cselib_expand_value_rtx_cb.
7829 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
7830 * config/i386/i386.c: Include debug.h and dwarf2out.h.
7831 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
7832 and .cfi_endproc around the pic thunks.
7833 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
7834 all queued unwind info register saves are saved before the call.
7835 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
7836 considered as sp-=4 for unwind info and the pop as sp+=4 which
7837 also clobbers dest, but doesn't actually restore it.
7840 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
7841 RTX_FRAME_RELATED_P.
7843 2010-03-09 Jie Zhang <jie@codesourcery.com>
7845 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
7846 whitespaces in output template.
7848 2010-03-09 Jie Zhang <jie@codesourcery.com>
7850 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
7853 2010-03-08 Jakub Jelinek <jakub@redhat.com>
7855 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
7856 builtins.exp in a separate job.
7858 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7860 * graphite-sese-to-poly.c (add_param_constraints): Use
7861 lower_bound_in_type and upper_bound_in_type.
7863 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7865 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
7866 instead of unsigned_type_node.
7868 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7869 Reza Yazdani <reza.yazdani@amd.com>
7872 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
7873 on pointer type parameters.
7875 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
7879 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
7880 handle conversions from pointer to integers.
7881 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
7882 induction variable, to be able to work with code generated by CLooG.
7883 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
7884 (build_poly_scop): Bail out if we cannot codegen a loop.
7886 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
7888 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
7889 code generation with gloog_error.
7891 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7893 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
7894 Call fold_convert on all the returned values.
7895 (expand_scalar_variables_expr): Pass to
7896 expand_scalar_variables_ssa_name the type of the resulting expression.
7898 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7900 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
7901 ppl_min_for_le_pointset.
7902 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
7903 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
7905 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7907 * graphite-dependences.c (map_into_dep_poly): Removed.
7908 (dependence_polyhedron_1): Use combine_context_id_scat.
7910 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7912 * graphite-poly.h (struct poly_scattering): Add layout documentation.
7913 (struct poly_bb): Same.
7914 (combine_context_id_scat): New.
7916 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7919 * sese.c (name_defined_in_loop_p): Return false for default
7922 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7924 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
7925 and clean up the logic.
7927 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7929 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
7932 2010-03-08 Jakub Jelinek <jakub@redhat.com>
7934 * var-tracking.c (remove_cselib_value_chains): Define only for
7936 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
7937 delete_slot_part, emit_notes_for_differences_1): Don't call
7938 remove_cselib_value_chains here.
7939 (set_slot_part, emit_notes_for_differences_2): Don't call
7940 add_cselib_value_chains here.
7941 (preserved_values): New vector.
7942 (preserve_value): New function.
7943 (add_uses, add_stores, vt_add_function_parameters): Use it
7944 instead of cselib_preserve_value.
7945 (changed_values_stack): New vector.
7946 (check_changed_vars_0): New function.
7947 (check_changed_vars_1, check_changed_vars_2): Use it.
7948 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
7949 changed_values_stack VALUEs.
7950 (vt_emit_notes): For all preserved_values call
7951 add_cselib_value_chains. If ENABLE_CHECKING call
7952 remove_cselib_value_chains before verifying value_chains is empty.
7953 Initialize and free changed_values_stack.
7954 (vt_initialize): Initialize preserved_values.
7955 (vt_finalize): Free preserved_values.
7957 2010-03-08 Richard Guenther <rguenther@suse.de>
7959 PR tree-optimization/43269
7960 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
7963 2010-03-08 Martin Jambor <mjambor@suse.cz>
7965 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
7966 (ipa_is_param_called): Removed.
7967 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
7968 (ipa_print_node_params): Do not print the called flag.
7969 (ipa_write_node_info): Do not stream the called flag.
7970 (ipa_read_node_info): Likewise.
7972 2010-03-07 Jakub Jelinek <jakub@redhat.com>
7975 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
7976 * cselib.c (struct expand_value_data): Add dummy field.
7977 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
7979 (cselib_dummy_expand_value_rtx_cb): New function.
7980 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
7982 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
7983 * var-tracking.c: Include pointer-set.h.
7984 (variable): Change n_var_parts to char from int. Add
7985 cur_loc_changed and in_changed_variables fields.
7986 (variable_canonicalize): Remove.
7987 (shared_var_p): New inline function.
7988 (unshare_variable): Maintain cur_loc_changed and
7989 in_changed_variables fields. If var was in changed_variables,
7990 replace it there with new_var. Just copy cur_loc instead of
7991 resetting it to something else.
7992 (variable_union): Don't recompute cur_loc. Use shared_var_p.
7993 (dataflow_set_union): Don't call variable_canonicalize.
7994 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
7995 of their DEBUG_EXPR_TREE_DECLs.
7996 (canonicalize_loc_order_check): Verify that cur_loc is NULL
7997 and in_changed_variables and cur_loc_changed is false.
7998 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
7999 and cur_loc_changed. Don't update cur_loc here.
8000 (variable_merge_over_src): Don't call variable_canonicalize.
8001 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
8002 removing loc that is equal to cur_loc, clear cur_loc,
8003 set cur_loc_changed and ensure variable_was_changed is called.
8004 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
8005 compare pointers in cur_loc check, if it is equal to loc,
8006 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
8007 (variable_different_p): Remove compare_current_location argument,
8008 don't compare cur_loc.
8009 (dataflow_set_different_1): Adjust variable_different_p caller.
8010 (variable_was_changed): If dv had some var in changed_variables
8011 already, reset in_changed_variables flag for it and propagate
8012 cur_loc_changed over to the new variable. On empty var
8013 always set cur_loc_changed. Set in_changed_variables on whatever
8014 var is added to changed_variables.
8015 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
8016 Use shared_var_p. When removing loc that is equal to cur_loc,
8017 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
8018 end, don't set it to something else, just call variable_was_changed.
8019 (delete_slot_part): Use shared_var_p. When cur_loc equals to
8020 loc being removed, clear cur_loc and set cur_loc_changed.
8021 Set cur_loc_changed if all locations have been removed.
8022 (struct expand_loc_callback_data): New type.
8023 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
8024 allocated. Always create SUBREGs if simplify_subreg failed.
8025 Prefer to use cur_loc, when that fails and still in
8026 changed_variables (and seen first time) recompute it. Set
8027 cur_loc_changed of variables which had to change cur_loc and
8028 compute elcd->cur_loc_changed if any of the subexpressions used
8029 had to change cur_loc.
8030 (vt_expand_loc): Adjust to pass arguments in
8031 expand_loc_callback_data structure.
8032 (vt_expand_loc_dummy): New function.
8033 (emitted_notes): New variable.
8034 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
8035 that weren't used for any other decl in current
8036 emit_notes_for_changes call call vt_expand_loc_dummy to update
8037 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
8038 first loc_chain location if NULL before. Always use just
8039 cur_loc instead of first loc_chain location. When cur_loc_changed
8040 is false, when not --enable-checking=rtl just don't emit any note.
8041 When rtl checking, compute the note and assert it is the same
8042 as previous note. Clear cur_loc_changed and in_changed_variables
8043 at the end before removing from changed_variables.
8044 (check_changed_vars_3): New function.
8045 (emit_notes_for_changes): Traverse changed_vars to call
8046 check_changed_vars_3 on each changed var.
8047 (emit_notes_for_differences_1): Clear cur_loc_changed and
8048 in_changed_variables. Recompute cur_loc of new_var.
8049 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
8050 (vt_emit_notes): Initialize and destroy emitted_notes.
8052 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
8054 PR rtl-optimization/42220
8055 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
8056 Use verify_reg_tracked to determine if we should use OP_OUT rather
8058 (build_def_use): If we see an in-out operand for a register that we
8059 know nothing about, treat is an output if possible, fail the block if
8062 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8065 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
8068 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8071 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
8072 uses of relevant DEFs that are dead outside the loop too.
8074 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8076 * var-tracking.c (dataflow_set_merge): Swap src and src2.
8078 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8080 * var-tracking.c (values_to_unmark): New variable.
8081 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8082 values_to_unmark vector. Moved body to...
8083 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8084 instead queue it into values_to_unmark vector.
8085 (vt_find_locations): Free values_to_unmark vector.
8087 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
8089 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
8090 (site.exp): Export them when plugins are enabled.
8092 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
8095 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
8097 (chrec_fold_multiply): Same.
8099 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
8102 * c-decl.c (build_compound_literal): Return early if init is
8105 2010-03-04 Martin Jambor <mjambor@suse.cz>
8107 PR tree-optimization/43164
8108 PR tree-optimization/43191
8109 * tree-sra.c (type_consists_of_records_p): Reject records with
8110 zero-size bit-fields at the end.
8112 2010-03-04 Mike Stump <mikestump@comcast.net>
8114 * Makefile.in (TAGS): Remove *.y.
8116 2010-03-04 Richard Guenther <rguenther@suse.de>
8118 PR tree-optimization/40761
8119 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
8121 (my_rev_post_order_compute): New function.
8122 (init_pre): Call it.
8124 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
8127 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
8128 decrease the cost of an IV candidate when the cost is infinite.
8130 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8132 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
8133 Use '3DNow!' for the extension of that name, ensure normal space
8135 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
8137 2010-03-03 Jeff Law <law@redhat.com>
8139 * PR middle-end/32693
8140 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
8141 than gen_rtx_SUBREG.
8142 (extract_bit_field_1): Likewise.
8144 2010-03-03 Janis Johnson <janis187@us.ibm.com>
8146 * doc/sourcebuild.texi (Test directives): Document that arguments
8147 include-opts and exclude-opts are now optional for dg-skip-if,
8148 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
8150 2010-03-03 Jason Merrill <jason@redhat.com>
8153 * cgraph.h (varpool_node): Add extra_name field.
8154 * varpool.c (varpool_extra_name_alias): New.
8155 (varpool_assemble_decl): Emit extra name aliases.
8156 (varpool_mark_needed_node): Look past an extra name alias.
8157 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
8158 * lto-streamer-in.c (lto_input_tree): Read it.
8159 * lto-streamer-out.c (output_unreferenced_globals): Write it.
8161 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
8163 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
8164 (sparc*-*-solaris2*): ...this.
8166 2010-03-03 Jakub Jelinek <jakub@redhat.com>
8169 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
8170 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
8171 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
8172 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
8175 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
8176 fallthrough to default handling, just with want_address 0 instead of 2.
8177 For single element lists, add_AT_loc directly, otherwise create an
8178 artificial variable DIE and stick location list to it.
8181 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
8182 (VAL_EXPR_HAS_REVERSE): Define.
8183 (reverse_op): New function.
8184 (add_stores): For reversible operations add an extra MO_VAL_USE.
8186 2010-03-02 Jason Merrill <jason@redhat.com>
8188 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
8190 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
8192 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
8193 (sparc64-*-linux*): Likewise.
8194 (sparc64-*-solaris2*): Include assembler files before linker ones.
8195 (sparc-*-solaris2*): Simplify and reorder to match previous case.
8196 * config/sparc/gas.h: Delete.
8197 * config/sparc/sol2-64.h: Add copyright notice.
8198 * config/sparc/sol2-gas-bi.h: Likewise.
8199 * config/sparc/sol2-gld.h: Likewise.
8200 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
8201 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
8202 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
8203 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
8204 (sparc_elf_asm_named_section): Rename into...
8205 (sparc_solaris_elf_asm_named_section): ...this. Always define.
8207 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
8209 * config/alpha/alpha.c (override_options): Fix -mtune error message.
8211 2010-03-02 Jeff Law <law@redhat.com>
8214 * reload1.c (rtx_p, substitute_stack): Declare.
8215 (substitute): Record addresses of changed rtxs.
8216 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
8217 Restore the original rtx when complete.
8218 (reload): Free subsitute_stack when complete.
8220 2010-03-02 Janis Johnson <janis187@us.ibm.com>
8222 * doc/gccint.texi (menu): Add Testsuites as a chapter.
8223 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
8225 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
8226 LTO Testing, gcov Testing, profopt Testing, compat Testing,
8227 Torture Tests): Change from subsection to section.
8229 2010-03-02 Jakub Jelinek <jakub@redhat.com>
8230 Steven Bosscher <steven@gcc.gnu.org>
8232 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
8235 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
8238 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
8239 the assignment from the new induction variable to the assignment
8240 of the value from the original loop PHI function.
8242 2010-03-01 Janis Johnson <janis187@us.ibm.com>
8243 Daniel Jacobowitz <dan@codesourcery.com>
8245 * doc/sourcebuild.texi (Test directives): Clarify options to
8248 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8250 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
8251 Disable cfi directives unless GCC and gas agree on using read-only
8252 .eh_frame sections for 64-bit.
8253 * configure: Regenerate.
8255 2010-03-01 Richard Guenther <rguenther@suse.de>
8257 PR tree-optimization/43220
8258 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
8259 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
8261 2010-03-01 Richard Guenther <rguenther@suse.de>
8262 Martin Jambor <mjambor@suse.cz>
8265 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
8266 gimplified parameters.
8268 2010-03-01 Christian Bruel <christian.bruel@st.com>
8270 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
8272 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
8274 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
8276 2010-03-01 Richard Guenther <rguenther@suse.de>
8279 * expr.c (expand_assignment): Use the alias-oracle to tell
8280 if the rhs aliases the result decl.
8282 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8285 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
8286 to sol_gt_pch_get_address.
8287 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
8288 64-bit, SPARC and x86.
8289 (sol_gt_pch_get_address): New function.
8291 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
8293 * toplev.h (inform_n, error_n): Declare.
8294 * diagnostic.c (inform_n, error_n): New function.
8296 2010-03-01 Jakub Jelinek <jakub@redhat.com>
8298 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
8299 has no rtl yet when processing local_decls, queue it and recheck
8300 if deferred stack allocation hasn't assigned it rtl.
8302 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8304 * config/sh/sh.c (unspec_bbr_uid): New.
8305 (gen_block_redirect): Use it instead of INSN_UID.
8306 (gen_far_branch): Likewise.
8308 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
8310 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
8311 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
8313 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8315 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
8316 (Warning Options): -Wno-conversion-null is valid for
8317 Objective-C++ as well.
8318 * doc/tm.texi (Named Address Spaces): Likewise.
8319 * doc/plugins.texi (Plugins): Replace TABs with spaces.
8320 * doc/tree-ssa.texi (Tree SSA): Likewise.
8322 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8325 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
8326 by default. Don't set the default arch for
8327 i[34567]86-*-darwin*|x86_64-*-darwin*.
8329 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8332 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
8333 default. Set the default 32bit/64bit archs with $with_arch
8334 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
8336 2010-02-27 Richard Guenther <rguenther@suse.de>
8338 PR tree-optimization/43186
8339 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
8340 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
8341 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
8342 unroller iterations.
8344 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8346 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
8347 required and i[34567]86-*-* targets don't support 64bit ISA.
8349 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
8352 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8355 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
8357 * config.gcc: Set the default arch at least to Prescott for
8358 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
8359 if SSE math is enabled.
8361 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8363 * diagnostic.c (diagnostic_initialize): Update.
8364 (diagnostic_report_diagnostic): Test inhibit_notes_p for
8366 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
8367 (diagnostic_inhibit_notes): New.
8368 * toplev.c (process_options): inhibit notes with -fcompare-debug.
8370 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8373 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
8374 * doc/standards.texi: Likewise.
8375 * doc/extend.texi: Likewise.
8376 * doc/trouble.texi: Likewise.
8377 * doc/cppopts.texi: Likewise.
8378 * doc/install.texi: Likewise.
8379 * c.opt (std=c90,std=gnu90): New options.
8380 * c-opts.c (c_common_handle_option): Handle them.
8382 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8385 * c-decl.c (undeclared_variable): Use an informative note.
8387 2010-02-26 Richard Guenther <rguenther@suse.de>
8389 PR tree-optimization/43186
8390 * gimple.h (gimple_fold): Remove.
8391 * gimple.c (gimple_fold): Remove. Inline into single user ...
8392 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
8393 Try harder for conditions.
8395 2010-02-26 Jakub Jelinek <jakub@redhat.com>
8398 * function.c (used_types_insert): Don't skip through named pointer
8399 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
8400 and it is different from the main variant's type.
8402 2010-02-26 Nick Clifton <nickc@redhat.com>
8404 * config/rx/rx.md (sminsi3): Remove bogus alternative.
8406 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
8408 * config.gcc: Support --with-fpmath=sse for x86.
8410 * config/i386/ssemath.h: New.
8412 * doc/install.texi (--with-fpmath=sse): Documented.
8414 2010-02-26 Richard Guenther <rguenther@suse.de>
8416 PR tree-optimization/43188
8417 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
8418 vector types of over-aligned element type.
8420 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
8423 * config/i386/i386.c (expand_vec_perm_blend): Use correct
8424 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
8426 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
8428 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
8430 2010-02-26 Jakub Jelinek <jakub@redhat.com>
8432 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
8433 * var-tracking.c: Include diagnostic.h.
8434 (debug_dv): New function.
8435 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
8438 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
8439 (add_value_chain, add_value_chains, remove_value_chain,
8440 remove_value_chains): Handle DEBUG_EXPRs.
8441 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
8444 * regcprop.c (struct queued_debug_insn_change): New type.
8445 (struct value_data_entry): Add debug_insn_changes field.
8446 (struct value_data): Add n_debug_insn_changes field.
8447 (debug_insn_changes_pool): New variable.
8448 (free_debug_insn_changes, apply_debug_insn_changes,
8449 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
8450 (kill_value_one_regno): Call free_debug_insn_changes if needed.
8451 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
8453 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
8455 (copyprop_hardreg_forward_1): Don't call apply_change_group for
8456 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
8457 changes, call cprop_find_used_regs via note_stores.
8458 (copyprop_hardreg_forward): When copying vd from predecessor
8459 which has any queued DEBUG_INSN changes, make sure the pointers are
8460 cleared. At the end call df_analyze and then if there are any
8461 DEBUG_INSN changes queued at the end of some basic block for still
8462 live registers, apply them.
8463 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
8465 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
8467 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
8470 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
8472 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
8473 targets. Set the default with_cpu/with_arch from arch/cpu.
8474 Allow x86-64 and native for with_cpu/with_arch.
8476 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
8478 * ebitmap.c: Change calls to verify_popcount with calls to
8479 sbitmap_verify_popcount.
8480 (ebitmap_clear_bit): Fixed map->cacheindex test and
8481 map>cache update when bit clearing results in an empty
8484 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8487 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
8488 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
8489 and support both V2DF and V2DI modes.
8490 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
8491 support both V2DF and V2DI modes.
8492 (general): Delete trailing whitespace from a few patterns.
8494 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8495 V2DF/V2DI interleave high/low builtins.
8497 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
8500 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
8501 interleave high/low functions.
8503 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
8505 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
8506 #pragma extern_prefix.
8508 2010-02-25 Jakub Jelinek <jakub@redhat.com>
8511 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
8512 BLKmode, assert op0 is a MEM and just adjust its mode.
8515 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
8516 if bitpos isn't multiple of mode's bitsize.
8518 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8520 * c.opt (-ftemplate-depth=): New.
8521 (-ftemplate-depth-): Deprecate.
8522 * optc-gen.awk: Handle -ftemplate-depth=.
8523 * opth-gen.awk: Likewise.
8524 * c-opts.c (c_common_handle_option): Likewise.
8525 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
8527 2010-02-24 Jason Merrill <jason@redhat.com>
8529 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
8531 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8533 * cfg.c (alloc_aux_for_block): Remove inline.
8534 (alloc_aux_for_edge): Likewise.
8536 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8538 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
8540 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8542 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
8543 * config/i386/sol2-gas.h: New file.
8544 * config.gcc (i[34567]86-*-solaris2*): Use it.
8546 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8549 * c-typeck.c (ep_convert_and_check): New.
8550 (build_conditional_expr): Use it.
8551 (build_binary_op): Likewise.
8553 2010-02-24 Jakub Jelinek <jakub@redhat.com>
8555 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
8558 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
8559 bounds even for -O+.
8560 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
8561 expr needs to have DECL_NAME set.
8563 2010-02-24 Nick Clifton <nickc@redhat.com>
8565 * config/mep/mep.c: Include gimple.h.
8566 (mep_function_uses_sp): Delete unused function.
8567 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
8568 parameters. Use unsigned integers to count args. Return a
8569 NULL_RTX instead of an error_mark_node. Toidy up formatting.
8571 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8574 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
8575 greater or equal to nelt instead of 2 * nelt.
8576 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
8579 2010-02-23 Jason Merrill <jason@redhat.com>
8582 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
8583 in cfun->local_decls even if they have register types.
8586 * stor-layout.c (place_field): Don't warn about unnecessary
8587 DECL_PACKED if the type is packed.
8589 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8592 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
8593 GOTOFF relocs, even when the base reg isn't pic pointer.
8595 2010-02-23 Michael Matz <matz@suse.de>
8598 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
8599 (expand_gimple_basic_block): Generate and use debug temps if there
8600 are debug uses left after the last real use of TERed ssa names.
8601 Unlink debug immediate uses when they are expanded.
8603 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
8606 * config/i386/i386.c (override_options): Reorganise to provide
8607 better error messages.
8609 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8612 * graphite-scop-detection.c (create_single_exit_edge): Move
8613 the call to find_single_exit_edge to....
8614 (create_sese_edges): ...here. Don't handle multiple edges
8615 exiting the function.
8616 (build_graphite_scops): Don't handle multiple edges
8617 exiting the function.
8619 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8622 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
8623 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
8625 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8628 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
8630 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
8633 * c-typeck.c (convert_arguments): Print declaration location.
8634 * c-common.c (validate_nargs): Rename as
8635 builtin_function_validate_nargs.
8636 (check_builtin_function_arguments): Update.
8638 2010-02-22 Richard Guenther <rguenther@suse.de>
8641 * tree-inline.c (declare_return_variable): Use the type of
8642 the call stmt lhs if available.
8644 2010-02-22 Duncan Sands <baldrick@free.fr>
8646 * passes.c (register_pass): Always consider all pass lists when
8647 ref_pass_instance_number is zero.
8649 2010-02-22 Richard Guenther <rguenther@suse.de>
8651 PR tree-optimization/42749
8652 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
8653 parameter. Do arithmetic in the original type.
8654 (update_accumulator_with_ops): Likewise.
8655 (adjust_accumulator_values): Adjust.
8657 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8659 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
8660 (QI to BLKmode splitter): New splitter.
8662 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
8664 * config/i386/i386.c (initial_ix86_tune_features): Turn on
8665 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
8667 2010-02-22 Richard Guenther <rguenther@suse.de>
8669 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
8671 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
8673 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
8674 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
8675 ($(T)crti.o, $(T)crtn.o): Remove rules.
8677 2010-02-21 Tobias Burnus <burnus@net-b.de>
8680 * doc/invoke.texi (-fassociative-math): Document that this
8681 option is automatically enabled for Fortran.
8683 2010-02-20 David S. Miller <davem@davemloft.net>
8685 * configure.ac: Test if linker and assembler properly support
8686 GOTDATA_OP relocations.
8687 * configure: Rebuild.
8688 * config.in: Likewise.
8689 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
8690 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
8691 (movsi_high_pic): Likewise.
8692 (movdi_lo_sum_pic): Likewise.
8693 (movdi_high_pic): Likewise.
8694 (movsi_pic_gotdata_op): New pattern.
8695 (movdi_pic_gotdata_op): Likewise.
8696 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
8697 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
8699 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
8702 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
8703 attribute to ssemul.
8704 (xop_mulv2div2di3_high): Ditto.
8706 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8709 * c.opt (Wconversion-null): New option.
8710 * doc/invoke.texi (Wconversion-null): Document.
8712 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8714 * common.opt (Wlarger-than-): Add Undocumented.
8716 2010-02-19 Mike Stump <mikestump@comcast.net>
8718 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
8720 2010-02-19 Jason Merrill <jason@redhat.com>
8723 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
8724 * configure: Likewise.
8726 2010-02-20 Alan Modra <amodra@gmail.com>
8729 * cgraph.h (cgraph_make_decl_local): Declare.
8730 * cgraph.c (cgraph_make_decl_local): New function.
8731 (cgraph_make_node_local): Use it.
8732 * cgraphunit.c (cgraph_function_versioning): Likewise.
8733 * ipa.c (function_and_variable_visibility): Likewise.
8735 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8738 * except.c (sjlj_emit_function_enter): Don't call
8739 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
8741 * rtl.h (add_reg_br_prob_note): Remove prototype.
8743 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8746 * c-common.c (conversion_warning): Remove widening conversions
8747 before checking the conversion of integers to reals.
8749 2010-02-19 Mike Stump <mikestump@comcast.net>
8752 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
8755 * cgraphunit.c (process_function_and_variable_attributes): Check
8756 DECL_PRESERVE_P instead of looking up attribute "used".
8757 * ipa-pure-const.c (check_decl): Likewise.
8758 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
8759 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
8760 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
8761 instead of attribute "used".
8762 * config/sol2-c.c (solaris_pragma_init): Likewise.
8763 (solaris_pragma_fini): Likewise.
8765 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8767 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
8768 Use XCNEW instead of xcalloc.
8769 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
8770 XNEW instead of xmalloc.
8771 (get_fields): Use XNEWVEC instead of xmalloc.
8774 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
8775 populate vars array.
8776 (create_new_general_access): For debug stmts just reset value.
8777 (get_stmt_accesses): For accesses within debug stmts just record them
8778 using add_access_to_acc_sites instead of preventing the peeling or
8779 counting them as accesses.
8782 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
8784 2010-02-19 Richard Guenther <rguenther@suse.de>
8786 PR tree-optimization/42916
8787 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
8790 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
8792 * configure.ac: Replace all uses of changequote in macro arguments
8793 with proper quoting.
8795 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8798 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
8800 2010-02-19 Richard Guenther <rguenther@suse.de>
8802 PR tree-optimization/42944
8803 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
8804 test for aliasing with errno.
8806 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8809 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
8810 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
8811 * dojump.c: Include output.h.
8812 (inv): New inline function.
8813 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
8814 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
8815 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
8816 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
8817 argument, pass it down to other calls.
8818 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
8819 add REG_BR_PROB note to the conditional jump.
8820 * cfgexpand.c (add_reg_br_prob_note): Removed.
8821 (expand_gimple_cond): Don't call it, add the probability
8822 as last argument to jumpif_1/jumpifnot_1.
8823 * Makefile.in (dojump.o): Depend on output.h.
8824 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
8826 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
8827 * stmt.c (do_jump_if_equal): Likewise.
8828 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
8829 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8830 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
8832 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
8833 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
8834 jumpifnot_1 callers.
8835 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
8837 (store_expr): Adjust jumpifnot caller.
8838 (store_constructor): Adjust jumpif caller.
8841 * gimplify.c (gimple_boolify): For __builtin_expect call
8842 gimple_boolify also on its first argument.
8844 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
8846 * configure.ac (gnu-unique-object): Wrap regexps using [] in
8848 (__stack_chk_fail): Ditto. Remove quadrigraphs.
8849 * configure: Regenerated.
8851 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8853 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
8854 lang_hooks.types_compatible_p instead of comptypes.
8856 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8858 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
8859 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
8860 if __prefer_thumb__ is defined.
8862 2010-02-18 Martin Jambor <mjambor@suse.cz>
8864 PR tree-optimization/43066
8865 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
8866 array with zero-sized element type.
8868 2010-02-18 Jakub Jelinek <jakub@redhat.com>
8870 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
8871 rtx, allocate struct var_loc_node here and return it to the
8872 caller, and only if it is actually needed.
8873 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
8874 move it earlier and return immediately if it returns NULL.
8876 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
8878 * config/sparc/gas.h: New file. Restore
8879 TARGET_ASM_NAMED_SECTION to its ELF default.
8880 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
8882 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8883 Likewise. Add ATTRIBUTE_UNUSED to prototype.
8884 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
8885 after sparc/sysv4.h.
8887 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
8889 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
8891 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
8893 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
8894 patterns from predicated pattern.
8896 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
8899 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
8900 for insn mnemonic suffix.
8902 2010-02-17 Richard Guenther <rguenther@suse.de>
8904 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
8907 2010-02-17 Jakub Jelinek <jakub@redhat.com>
8910 * caller-save.c (save_call_clobbered_regs): If BB ends with
8911 a DEBUG_INSN, move any notes in between last real insn and the last
8912 DEBUG_INSN after the last DEBUG_INSN.
8914 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
8916 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
8917 Fix return type. Fix argument type. Explain meaning of return value.
8919 2010-02-16 Richard Guenther <rguenther@suse.de>
8921 PR tree-optimization/41043
8922 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
8923 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
8925 (vrp_visit_phi_node): ... but only for loop PHI nodes.
8927 2010-02-16 Ira Rosen <irar@il.ibm.com>
8929 PR tree-optimization/43074
8930 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
8931 * tree-vect-loop.c (vect_analyze_loop_operations): Add
8932 vectorizable cycles in hybrid SLP check.
8933 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
8935 2010-02-16 Richard Guenther <rguenther@suse.de>
8937 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
8938 (true_dependence): If memrefs_conflict_p computes must-alias
8939 trust it. Move TBAA check after offset-based disambiguation.
8940 (canon_true_dependence): Likewise.
8942 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
8944 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
8945 * doc/invoke.texi: Document it.
8946 * var-tracking.c: Include toplev.h and params.h.
8947 (vt_find_locations): Return bool indicating success. Compute
8948 hash sizes unconditionally. Check new parameter, report.
8949 (variable_tracking_main_1): Check vt_find_locations results and
8950 retry. Renamed from...
8951 (variable_tracking_main): ... this. New wrapper to preserve
8952 flag_var_tracking_assignments.
8953 * Makefile.in (var-tracking.o): Adjust dependencies.
8955 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
8956 Jakub Jelinek <jakub@redhat.com>
8959 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
8960 if weak_import attribute is present.
8961 * config/darwin.c (machopic_select_section): Likewise.
8963 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
8965 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
8966 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
8967 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
8968 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
8970 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
8973 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
8976 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
8977 Rewrite text to refer to the names.
8979 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
8981 * config/i386/i386-builtin-types.def
8982 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
8983 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
8984 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
8985 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
8986 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
8987 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
8988 IX86_BUILTIN_VPERMIL2PS256.
8989 (MULTI_ARG_4_DF2_DI_I): Defined.
8990 (MULTI_ARG_4_DF2_DI_I1): Defined.
8991 (MULTI_ARG_4_SF2_SI_I): Defined.
8992 (MULTI_ARG_4_SF2_SI_I1): Defined.
8993 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
8994 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
8995 __builtin_ia32_vpermil2ps256.
8996 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8997 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8998 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
8999 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9000 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9001 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
9002 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
9003 CODE_FOR_xop_vpermil2v8sf3.
9004 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
9005 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
9006 * config/i386/xopintrin.h (_mm_permute2_pd): New.
9007 (_mm256_permute2_pd): New.
9008 (_mm_permute2_ps): New.
9009 (_mm256_permute2_ps): New.
9011 2010-02-15 Nick Clifton <nickc@redhat.com>
9013 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
9014 boolean parameters. Use emit_jump_insn when emitting a pop
9015 instruction containing a return insn.
9016 (push): Use 'true' rather than '1' as second parameter to F.
9017 (h8300_expand_prologue): Likewise.
9018 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
9019 (h8300_expand_epilogue): Likewise.
9021 2010-02-15 Richard Guenther <rguenther@suse.de>
9024 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
9027 2010-02-15 Nick Clifton <nickc@redhat.com>
9029 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
9032 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
9034 * intl.c (fake_ngettext): New function.
9035 * intl.h (fake_ngettext): Declare.
9036 (ngettext): Define macro.
9037 * collect2.c (notice_translated): New function.
9038 (main): Use notice_translated and ngettext.
9039 * collect2.h (notice_translated): Declare.
9041 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
9043 * reorg.c (delete_computation): Comment fixes.
9044 * caller-save.c (setup_save_areas): Idem.
9045 * sel-sched-dump.c (dump_lv_set): Idem.
9048 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9050 * config/s390/s390.c (s390_sched_init): New function.
9051 (TARGET_SCHED_INIT): Target hook defined.
9053 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
9054 Jack Howarth <howarth@bromo.med.uc.edu>
9055 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9058 Partial revert of unintended change in fix for PR41605.
9059 * config/darwin.h: Fix typo.
9060 * config/darwin9.h: Same.
9062 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9064 * c-pch.c (pch_init): Clear v.
9066 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9069 * graphite-scop-detection.c (graphite_can_represent_scev): Call
9070 graphite_can_represent_init for MULT_EXPR.
9072 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9076 * graphite-sese-to-poly.c (remove_phi): New.
9077 (translate_scalar_reduction_to_array): Call remove_phi.
9079 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9082 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
9083 * graphite-clast-to-gimple.h (gloog): Update declaration.
9084 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
9085 * graphite-poly.h (struct poly_bb): Add missing comments.
9086 (struct scop): Add poly_scop_p field.
9088 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
9089 * graphite.c (graphite_transform_loops): Build the polyhedral
9090 representation for each scop before code generation.
9091 * sese.c (rename_variables_in_operand): Removed.
9092 (rename_variables_in_expr): Return the renamed expression.
9093 (rename_sese_parameters): New.
9094 * sese.h (rename_sese_parameters): Declared.
9096 2010-02-11 Richard Guenther <rguenther@suse.de>
9098 PR tree-optimization/42998
9099 * tree-ssa-pre.c (create_expression_by_pieces): Treat
9100 POINTER_PLUS_EXPR properly.
9102 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9103 Changpeng Fang <changpeng.fang@amd.com>
9106 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
9107 the cost of an IV candidate when the IV is used in a test against zero.
9109 * gcc.dg/tree-ssa/ivopts-3.c: New.
9111 2010-02-11 Richard Guenther <rguenther@suse.de>
9114 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
9115 pointer-vs-decl case by swapping refs. Handle some cases
9116 of pointer-vs-decl disambiguations more conservatively.
9117 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
9118 to false after expanding.
9120 2010-02-11 Richard Guenther <rguenther@suse.de>
9123 * gcc.c (process_command): Handle LTO file@offset case more
9126 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9128 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
9129 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
9131 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
9133 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
9134 if MEM's mode size isn't DWARF2_ADDR_SIZE.
9135 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
9136 Optimize eq/ne comparisons when both arguments are known to be
9138 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
9139 Don't mask operands unnecessarily if they are known to be already
9142 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
9144 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
9147 2010-02-10 Richard Guenther <rguenther@suse.de>
9149 PR tree-optimization/43017
9150 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
9151 for wrapping signed arithmetic.
9153 2010-02-10 Jakub Jelinek <jakub@redhat.com>
9156 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
9157 if no debug info should be emitted for it.
9159 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
9161 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
9162 note when flag_exceptions is set.
9164 2010-02-10 Duncan Sands <baldrick@free.fr>
9166 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
9168 2010-02-10 Richard Guenther <rguenther@suse.de>
9171 * tree.c (get_unwidened): Handle constants.
9172 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
9174 2010-02-10 Martin Jambor <mjambor@suse.cz>
9177 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
9178 check for variable argument counts independently.
9180 2010-02-10 Christian Bruel <christian.bruel@st.com>
9183 * config/sh/sh.c (find_barrier): Increase length for non delayed
9184 conditional branches.
9186 2010-02-10 Christian Bruel <christian.bruel@st.com>
9188 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
9190 2010-02-10 Jakub Jelinek <jakub@redhat.com>
9192 * builtins.c (set_builtin_user_assembler_name): Also handle
9193 ffs if int is smaller than word.
9195 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
9198 * ira-conflicts.c (get_dup): Remove.
9199 (process_reg_shuffles): Add new parameter. Use it as an
9200 additional guard for copy generation.
9201 (add_insn_allocno_copies): Rewrite.
9203 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
9205 * common.opt (fsched2-use-traces): Preserved for backward
9207 * doc/invoke.texi: Remove the documentation about option
9208 -fsched2-use-traces.
9209 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
9210 flag_sched2_use_traces.
9211 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
9212 the backward compatibility flag section.
9214 2010-02-09 Richard Guenther <rguenther@suse.de>
9216 PR tree-optimization/43008
9217 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
9218 make HEAP variables initialized from global memory if they
9219 are not known builtin functions.
9220 (find_func_aliases): Adjust.
9222 2010-02-09 Richard Guenther <rguenther@suse.de>
9224 PR tree-optimization/43000
9225 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
9226 arithmetic manually.
9228 2010-02-08 Jakub Jelinek <jakub@redhat.com>
9230 PR tree-optimization/42931
9231 * tree-loop-linear.c (try_interchange_loops): Don't call
9232 double_int_mul if estimated_loop_iterations failed.
9234 2010-02-08 Martin Jambor <mjambor@suse.cz>
9237 * tree-sra.c (build_accesses_from_assign): Do not mark in
9238 should_scalarize_away_bitmap if stmt has volatile ops.
9239 (sra_modify_assign): Do not process assigns piecemeal if if stmt
9242 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
9244 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
9246 2010-02-07 Adam Nemet <adambnmet@gmail.com>
9248 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
9251 2010-02-07 Andrew Pinski <pinskia@gmail.com>
9254 * df-core.c (df_finish_pass): Change type of saved_flags to int.
9256 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
9259 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
9260 to unknown_dependence.
9261 (graphite_legal_transform_dr): Handle the unknown_dependence.
9262 (graphite_carried_dependence_level_k): Same.
9264 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
9266 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
9268 2010-02-07 Richard Guenther <rguenther@suse.de>
9271 * expr.c (get_inner_reference): Always initialize *pbitsize.
9273 2010-02-07 Richard Guenther <rguenther@suse.de>
9276 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
9277 new ARRAY_REFs on variable size element or minimal index arrays.
9279 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
9280 gimple_fold_indirect_ref.
9282 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
9285 * arm.c (arm_override_options): Just return if the user has specified
9286 an invalid fpu name.
9288 2010-02-03 Jason Merrill <jason@redhat.com>
9291 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
9292 i386_pe_maybe_record_exported_symbol.
9294 2010-02-05 Steve Ellcey <sje@cup.hp.com>
9297 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
9298 (pa_delegitimize_address): New function.
9300 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
9302 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
9303 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
9305 2010-02-05 Richard Guenther <rguenther@suse.de>
9308 * lto-streamer-in.c (get_resolution): Deal with references
9309 to undefined functions.
9311 2010-02-05 Richard Guenther <rguenther@suse.de>
9313 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
9314 (fold_const_aggregate_ref): Likewise.
9315 (ccp_fold_stmt): Substitute loads.
9316 (maybe_fold_reference): Verify types before substituting.
9318 (fold_gimple_assign): Unshare properly.
9319 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
9321 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
9323 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
9324 for rs6000_gen_cell_microcode.
9326 2010-02-04 Richard Guenther <rguenther@suse.de>
9328 PR rtl-optimization/42952
9329 * dse.c (const_or_frame_p): Remove MEM handling.
9331 2010-02-04 Nick Clifton <nickc@redhat.com>
9333 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
9334 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
9335 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
9336 (mn10300_asm_output_mi_thunk): New function.
9337 (mn10300_can_output_mu_thunk): New function.
9338 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
9339 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
9340 (FUNCTION_ARG): Delete incorrect comment.
9342 2010-02-03 Jason Merrill <jason@redhat.com>
9345 * fold-const.c (operand_equal_p): Handle erroneous types.
9347 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
9349 * config/h8300/h8300.md (can_delay): Fix attibute condition.
9351 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
9353 PR rtl-optimization/42941
9354 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
9357 2010-02-03 Jason Merrill <jason@redhat.com>
9360 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
9362 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
9365 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
9366 (cselib_reset_table): Renamed from...
9367 (cselib_reset_table_with_next_value): ... this.
9368 (cselib_get_next_uid): Renamed from...
9369 (cselib_get_next_unknown_value): ... this.
9370 * cselib.c (next_uid): Renamed from...
9371 (next_unknown_value): ... this.
9372 (cselib_clear_table): Adjust.
9373 (cselib_reset_table): Adjust. Renamed from...
9374 (cselib_reset_table_with_next_value): ... this.
9375 (cselib_get_next_uid): Adjust. Renamed from...
9376 (cselib_get_next_unknown_value): ... this.
9377 (get_value_hash): Use hash.
9378 (cselib_hash_rtx): Likewise.
9379 (new_cselib_val): Adjust. Set and dump uid.
9380 (cselib_lookup_mem): Pass next_uid as hash.
9381 (cselib_subst_to_values): Likewise.
9382 (cselib_log_lookup): Dump uid.
9383 (cselib_lookup): Pass next_uid as hash. Adjust.
9384 (cselib_process_insn): Adjust.
9385 (cselib_init): Initialize next_uid.
9386 (cselib_finish): Adjust.
9387 (dump_cselib_table): Likewise.
9388 * dse.c (canon_address): Dump value uid.
9389 * print-rtl.c (print_rtx): Print value uid.
9390 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
9392 (dv_uid): New function, sort of renamed from...
9393 (dv_htab_hash): ... this, reimplemented in terms of it and...
9394 (dv_uid2hash): ... this. New.
9395 (variable_htab_eq): Drop excess assertions.
9396 (tie_break_pointers): Removed.
9397 (canon_value_cmp): Compare uids.
9398 (variable_post_merge_New_vals): Print uids.
9399 (vt_add_function_parameters): Adjust.
9400 (vt_initialize): Reset table. Adjust.
9402 2010-02-03 Richard Guenther <rguenther@suse.de>
9404 PR tree-optimization/42944
9405 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
9406 (call_may_clobber_ref_p_1): Likewise. Properly handle
9407 malloc and calloc clobbering errno.
9409 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
9411 * doc/invoke.texi: Fix name of sched1 dump.
9413 * opts.c (decode_options): Set flag_tree_switch_conversion
9414 only conditionally on optimize >= 2.
9416 * gcse.c: Assorted comment fixes in pass description.
9418 2010-02-03 Anthony Green <green@moxielogic.com>
9420 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
9421 nop padding in order to maintain alignment of storage location of
9422 target function address.
9423 (moxie_trampoline_init): Store target function address at newly
9425 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
9427 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
9429 2010-02-03 Richard Guenther <rguenther@suse.de>
9432 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
9434 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9436 * config.gcc: Reenable check for obsolete targets.
9437 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
9438 mips-sgi-irix6.[0-4]*.
9440 2010-02-02 Nick Clifton <nickc@redhat.com>
9442 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
9443 constant size of 4 as being the same as 0.
9444 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
9445 can take values in the range 0..4.
9447 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
9450 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
9451 as _darwin10_Unwind_FindEnclosingFunction().
9452 * libgcc-libsystem.ver: New.
9454 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
9457 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
9458 implicitly set registers.
9460 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
9462 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
9463 (arm_override_options): Allow automatic selection of the thread
9464 pointer register if thumb2.
9465 (legitimize_pic_address): Improve code sequences for Thumb2.
9466 (arm_call_tls_get_addr): Likewise.
9467 (legitimize_tls_address): Likewise.
9468 * arm.md (pic_load_addr_arm): Delete. Replace with ...
9469 (pic_load_addr_32bit): ... this. New named pattern.
9470 * thumb2.md (pic_load_addr_thumb2): Delete.
9471 (pic_load_dot_plus_four): Delete.
9472 (tls_load_dot_plus_four): New named pattern.
9474 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9477 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
9478 Document fix for TLS bug.
9480 2010-01-31 Richard Guenther <rguenther@suse.de>
9482 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
9483 conservatively correct.
9485 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9489 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9491 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9493 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9495 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
9497 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
9499 * config.gcc: Adjust order of makefile fragments for mingw targets.
9501 2010-01-31 Richard Guenther <rguenther@suse.de>
9504 * gimplify.c (gimplify_init_constructor): For volatile LHS
9505 initialize a temporary.
9507 2010-01-31 Matthias Klose <doko@ubuntu.com>
9509 * configure.ac: Fix __stack_chk_fail check for cross builds configured
9511 * configure: Regenerate.
9513 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
9515 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
9516 the same alias set and their sizes different constantness.
9517 (aliasing_component_refs_p): Revert 2009-10-24 change.
9519 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9521 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
9524 2010-01-29 Richard Guenther <rguenther@suse.de>
9526 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
9527 Assert we successfully updated the call.
9529 2010-01-29 Jakub Jelinek <jakub@redhat.com>
9531 PR rtl-optimization/42889
9532 * df.h (df_set_bb_dirty_nonlr): New prototype.
9533 * df-core.c (df_set_bb_dirty_nonlr): New function.
9534 * df-scan.c (df_insn_rescan): Call it instead of
9535 df_set_bb_dirty for DEBUG_INSNs.
9537 2010-01-29 Richard Guenther <rguenther@suse.de>
9540 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
9541 quadratic behavior in most cases.
9543 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
9546 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
9547 in the call to gen_x86_movsicc_0_m1.
9549 2010-01-28 Richard Guenther <rguenther@suse.de>
9551 PR tree-optimization/42871
9552 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
9554 2010-01-28 Richard Guenther <rguenther@suse.de>
9556 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
9557 into call arguments.
9559 2010-01-28 Richard Guenther <rguenther@suse.de>
9562 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
9563 the forwarder if the destination is an EH landing pad.
9565 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
9567 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
9568 block list passed to gimple_duplicate_sese_tail.
9569 (parallelize_loops): Avoid parallelization when the function
9571 Avoid parallelization when the preheader is IRREDUCIBLE.
9572 Try to optimize when estimated_loop_iterations_int is unresolved.
9573 Add the loop's location to the dump file.
9574 * tree-cfg.c (add_phi_args_after_redirect): Remove.
9575 (gimple_duplicate_sese_tail): Remove the check for the latch.
9576 Redirect nexits to the exit block.
9577 Remove handling of the incoming edges to the latch.
9578 Redirect the backedge from the copied latch to the exit bb.
9580 2010-01-28 Michael Matz <matz@suse.de>
9583 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
9584 Wrap force_reg into a sequence, emit it before user.
9586 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
9588 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
9590 (arm_legacy_rev): Likewise.
9591 (thumb_legacy_rev): Likewise.
9593 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9595 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
9596 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
9597 on MEM's address failed, try avoid_constant_pool_reference and
9598 recurse if it returned something different.
9599 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
9600 address, try avoid_constant_pool_reference and recurse if it
9601 returned something different.
9602 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
9603 address and avoid_constant_pool_reference returned something
9604 different, don't set have_address.
9606 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
9609 * var-tracking.c (val_store): Add modified argument, obey it.
9611 (count_uses): Move down logging of main.
9612 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
9613 don't need resolution.
9614 (emit_notes_in_bb): Likewise.
9616 2010-01-27 Richard Guenther <rguenther@suse.de>
9619 * tree-inline.c (remap_decl): Delay remapping of SSA name
9620 default definitions until we need them.
9622 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9624 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
9625 (rs6000_delegitimize_address): New function.
9627 * config/s390/s390.c (s390_delegitimize_address): Call
9628 delegitimize_mem_from_attrs.
9631 * tree-inline.c (cannot_copy_type_1): Removed.
9632 (copy_forbidden): Don't forbid copying of functions containing
9633 records/unions with variable length fields.
9635 2010-01-27 Christian Bruel <christian.bruel@st.com>
9639 * config/sh/sh.c (find_barrier): Increase length for non delayed
9640 conditional branches.
9642 2010-01-27 Matthias Klose <doko@ubuntu.com>
9644 * configure.ac (gnu-unique-object): Fix ldd version check.
9645 * configure: Regenerate.
9647 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9649 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
9651 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
9652 Test for HAVE_GNU_AS value.
9654 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9656 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
9657 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
9658 INT64_TYPE): Define.
9659 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
9660 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9661 INT_LEAST64_TYPE): Define.
9662 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
9663 UINT_LEAST64_TYPE): Define.
9664 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
9665 INT_FAST64_TYPE): Define.
9666 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9667 UINT_FAST64_TYPE): Define.
9668 (INTMAX_TYPE, UINTMAX_TYPE): Define.
9669 (INTPTR_TYPE, UINTPTR_TYPE): Define.
9670 (SIG_ATOMIC_TYPE): Define.
9672 2010-01-26 Richard Guenther <rguenther@suse.de>
9674 * df-scan.c (df_scan_set_bb_info): Remove assert.
9675 (df_insn_rescan_debug_internal): Merge asserts.
9676 (df_install_ref): Likewise.
9677 (df_mark_reg): Use bitmap_set_range.
9678 (df_hard_reg_used_p): Remove assert.
9679 (df_hard_reg_used_count): Likewise.
9681 2010-01-26 Richard Guenther <rguenther@suse.de>
9683 PR rtl-optimization/42685
9684 * web.c (web_main): Ignore DEBUG_INSNs.
9686 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
9688 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
9690 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
9691 Fix types of fndecl and arglist parameters.
9693 2010-01-26 Richard Guenther <rguenther@suse.de>
9696 * tree-eh.c (unsplit_eh): Skip debug insns.
9698 2010-01-26 Richard Guenther <rguenther@suse.de>
9700 PR tree-optimization/42250
9701 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
9703 2010-01-26 Jakub Jelinek <jakub@redhat.com>
9706 * omp-low.c (expand_omp_sections): Only use single_pred if
9707 l2_bb is single_pred_p.
9709 2010-01-25 Christian Bruel <christian.bruel@st.com>
9712 * config/sh/sh.c (find_barrier): Increase length for non delayed
9713 conditional branches.
9714 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
9716 2010-01-24 David S. Miller <davem@davemloft.net>
9718 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
9719 define if not using GAS.
9720 * config/sparc/sparc.c (sparc_elf_asm_named_section):
9721 Likewise. Delete SECTION_MERGE code, which is only applicable
9724 2010-01-24 Mark Mitchell <mark@codesourcery.com>
9727 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
9728 mangling of va_list in system headers.
9730 2010-01-23 Toon Moene <toon@moene.org>
9732 * tree-predcom.c (combine_chains): Return NULL, not false.
9734 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
9736 * tree-loop-distribution.c (distribute_loop): Fix declaration and
9737 initialization of variable res to agree with return type.
9739 2010-01-22 Steve Ellcey <sje@cup.hp.com>
9741 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
9742 * tree-sra.c: Add include of expr.h.
9744 2010-01-22 Jakub Jelinek <jakub@redhat.com>
9746 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
9747 insert the debug stmt on the single non-EH edge from the stmt.
9749 2010-01-22 Richard Henderson <rth@redhat.com>
9752 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
9753 the RHS until after generate_subtree_copies has insertted its
9754 code before the current statement.
9756 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
9758 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
9760 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
9762 2010-01-21 Martin Jambor <mjambor@suse.cz>
9764 PR tree-optimization/42585
9765 * tree-sra.c (struct access): New field grp_total_scalarization.
9766 (dump_access): Dump the new field.
9767 (should_scalarize_away_bitmap): New variable.
9768 (cannot_scalarize_away_bitmap): Likewise.
9769 (sra_initialize): Allocate new bitmaps.
9770 (sra_deinitialize): Free new bitmaps.
9771 (create_access_1): New function.
9772 (create_access): Parts moved to create_access_1.
9773 (type_consists_of_records_p): New function.
9774 (completely_scalarize_record): Likewise.
9775 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
9776 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
9777 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
9779 (analyze_all_variable_accesses): Completely scalarize small eligible
9782 2010-01-21 Martin Jambor <mjambor@suse.cz>
9784 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
9786 2010-01-21 Andrew Haley <aph@redhat.com>
9788 * gcc.c (process_command): Move lang_specific_driver before
9789 setting cc_libexec_prefix.
9791 2010-01-21 Richard Guenther <rguenther@suse.de>
9794 * fold-const.c (negate_expr_p): Pretend only negative
9795 real constants are easily negatable.
9797 2010-01-20 Janis Johnson <janis187@us.ibm.com>
9798 Jason Merrill <jason@redhat.com>
9800 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
9801 (TYPE_TRANSPARENT_AGGR): this, for union and record.
9802 * calls.c (initialize argument_information): Handle it.
9803 * c-common.c (handle_transparent_union_attribute): Use new name.
9804 * c-decl.c (finish_struct): Ditto.
9805 * c-typeck.c (type_lists_compatible_p): Ditto.
9806 (convert_for_assignment): Use new name and also handle record.
9807 * function.c (aggregate_value_p): Handle it.
9808 (pass_by_reference): Ditto.
9809 (assign_parm_data_types): Ditto.
9810 * print-tree.c (print_node): Ditto.
9811 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
9812 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
9813 * tree.c (first_field): New fn.
9815 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9818 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
9819 even when linking statically, for now.
9821 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9824 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
9825 without a cselib val.
9826 (count_uses): Accept MO_VAL_SET with no val on stores.
9827 (add_stores): Likewise.
9829 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9831 * var-tracking.c (check_value_val): Add a compile time assertion.
9832 (dv_is_decl_p): Simplify.
9833 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
9834 gcc_assert if ENABLE_CHECKING.
9836 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9839 * var-tracking.c: Include tree-flow.h.
9840 (mem_dies_at_call): New.
9841 (dataflow_set_preserve_mem_locs): Use it.
9842 (dataflow_set_remove_mem_locs): Likewise.
9843 (dump_var): Renamed from dump_variable. Adjust all callers.
9844 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
9845 * Makefile.in (var-tracking.o): Adjust deps.
9847 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
9849 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
9851 2010-01-20 Richard Guenther <rguenther@suse.de>
9853 PR tree-optimization/42717
9854 * tree-ssa-dce.c (get_live_post_dom): Remove.
9855 (forward_edge_to_pdom): Take an arbitrary edge to copy
9856 degenerate PHI args from.
9857 (remove_dead_stmt): Use the first post-dominator even if it
9858 does not contain live statements as redirection destination.
9860 2010-01-20 Richard Guenther <rguenther@suse.de>
9862 * tree-inline.c (estimate_num_insns): Handle EH builtins.
9864 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9866 * sel-sched.c (create_speculation_check): Remove set but not used
9868 (try_transformation_cache): Remove set but not used variable ds.
9869 (calculate_privileged_insns): Remove set but not used variables
9870 cur_insn and min_spec_insn.
9871 (find_best_expr): Remove set but not used variable avail_n.
9872 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
9874 * cgraphunit.c (assemble_thunk): Remove set but not used variable
9876 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
9877 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
9880 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
9883 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
9884 cpu types. Add support for *-sse3 cpu types.
9885 (x86_64-*-*): Ditto.
9887 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9890 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
9891 argument, call initializer_constant_valid_p_1 instead of
9892 initializer_constant_valid_p, pass CACHE to it, return NULL
9893 immediately if first call returns NULL.
9894 (initializer_constant_valid_p_1): New function.
9895 (initializer_constant_valid_p): Use it.
9897 2010-01-20 Thomas Quinot <quinot@adacore.com>
9899 * tree.def (PLACEHOLDER_EXPR): Fix comment.
9901 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9903 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
9904 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
9905 (loc_list_from_tree): Don't handle unsigned division. Handle
9906 signed modulo using DW_OP_{over,over,div,mul,minus}.
9907 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
9908 modulo instead of signed.
9910 2010-01-20 DJ Delorie <dj@redhat.com>
9912 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
9914 (h8300_emit_stack_adjustment): Propogate it.
9916 (h8300_expand_prologue): Likewise.
9917 (h8300_expand_epilogue): Likewise.
9919 2010-01-19 Michael Matz <matz@suse.de>
9921 PR tree-optimization/41783
9922 * tree-data-ref.c (toplevel): Include flags.h.
9923 (dump_data_dependence_relation): Also dump the inputs if the
9924 result will be unknown.
9925 (split_constant_offset_1): Look through some conversions.
9926 * tree-predcom.c (determine_roots_comp): Restart a new chain if
9927 the offset from last element is too large.
9928 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
9929 (reassociate_to_the_same_stmt): Handle vector registers.
9930 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
9932 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
9933 wide_prolog_niters argument, emit widening instructions.
9934 (vect_do_peeling_for_alignment): Adjust caller, use widened
9935 variant of the iteration cound.
9936 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
9938 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9941 * config/arm/neon-testgen.m (emit_automatics): New parameter
9942 features. Adjust for Fixed_return_reg feature.
9943 (test_intrinsic): Call emit_automatics with new feature.
9944 * config/arm/neon.ml: Update copyright years.
9945 (features): New Fixed_return_reg feature.
9946 (ops): Update feature for Vget_low.
9948 2010-01-19 Jakub Jelinek <jakub@redhat.com>
9950 PR tree-optimization/42719
9951 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
9955 * fwprop.c (all_uses_available_at): Return false if def_set dest
9956 is a REG that is used in def_insn.
9958 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
9960 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
9962 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
9965 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
9967 * target.h (struct gcc_target) <secondary_reload>: Change type
9968 of last argument to secondary_reload_info *.
9970 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
9973 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
9974 memory references with unaligned offsets. Remove CQImode handling.
9975 (unaligned_memory_operand): Return 1 for memory references with
9976 unaligned offsets. Remove CQImode handling.
9978 2010-01-18 Richard Guenther <rguenther@suse.de>
9981 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
9984 2010-01-18 Richard Guenther <rguenther@suse.de>
9986 PR tree-optimization/42781
9987 * tree-ssa-structalias.c (find_what_var_points_to): Skip
9988 restrict processing only if the original variable was artificial.
9990 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
9992 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
9993 find number of popped argument bytes.
9995 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
9996 Fix the text that describes the return value for invalid insns.
9998 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
10000 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
10001 Clarify what 'cost of the -dependence' is. Fix quoting.
10003 * toplev.c (default_get_pch_validity): Rename argument to "sz".
10004 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
10006 2010-01-17 Jakub Jelinek <jakub@redhat.com>
10008 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
10009 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
10011 2010-01-17 Richard Guenther <rguenther@suse.de>
10013 PR middle-end/42248
10014 * function.c (split_complex_args): Take a VEC to modify.
10015 (assign_parms_augmented_arg_list): Build a VEC instead of
10016 a chain of PARM_DECLs.
10017 (assign_parms_unsplit_complex): Take a VEC of arguments.
10018 Do not fixup unmodified parms.
10019 (assign_parms): Deal with the VEC.
10020 (gimplify_parameters): Likewise.
10022 2010-01-17 Richard Guenther <rguenther@suse.de>
10024 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
10025 node existence check.
10026 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
10027 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
10028 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
10029 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
10030 (gimple_execute_on_growing_pred): Likewise.
10032 2010-01-17 Richard Guenther <rguenther@suse.de>
10034 PR tree-optimization/42773
10035 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
10036 (compute_antic_aux): Likewise.
10037 (compute_partial_antic_aux): Likewise.
10039 2010-01-17 Jie Zhang <jie.zhang@analog.com>
10042 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
10045 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
10047 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
10050 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
10051 Fix markup for strict argument.
10053 (TARGET_SCHED_REORDER2): Fix argument types.
10055 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
10056 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
10058 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
10059 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
10061 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
10064 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
10065 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
10066 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
10067 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
10068 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
10070 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
10072 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
10074 (TARGET_ASM_RELOC_RW_MASK): Add return type.
10075 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
10077 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
10079 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
10082 (TARGET_ASM_NAMED_SECTION): Fix argument list.
10084 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
10085 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
10087 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
10089 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
10091 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
10092 referring to it. Fix language.
10094 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
10096 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
10098 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
10100 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
10102 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
10103 '@var{stream}. Remove stray 'and'.
10105 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
10107 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
10109 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
10111 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
10112 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
10114 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
10115 Fix description of return value.
10116 Rename argument "sz" to "len."
10118 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
10119 Clarify meaning of 'true' return value.
10121 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
10123 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
10124 rep_mode versus mode_rep.
10126 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
10128 (TARGET_BUILTIN_DECL): Fix name.
10130 (TARGET_COMMUTATIVE_P): Fix type of first argument.
10132 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
10134 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
10136 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
10138 (TARGET_RELAXED_ORDERING): Use @deftypevr.
10140 (TARGET_GET_DRAP_RTX): Note that this is a hook.
10143 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
10144 Rename argument tm_fn to md_fn.
10146 (TARGET_OPTION_PRINT): Fix argument list.
10148 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
10151 * config/i386/i386.c (ix86_fixup_binary_operands):
10152 Revert FMA4 fixup of operands.
10154 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10157 * Makefile.in (write_entries_to_file, install-plugin):
10158 Use \012 instead of \n with tr.
10160 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
10162 * configure.ac (HAVE_AS_REF): New C macro.
10163 * configure: Regenerate.
10164 * config.in: Likewise.
10165 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
10167 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
10170 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
10172 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
10174 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
10176 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
10178 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
10180 (TARGET_IN_SMALL_DATA_P): Fix argument type.
10182 (TARGET_BINDS_LOCAL_P): Fix argument type.
10184 (TARGET_ASM_FILE_END): Use prototype.
10186 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
10188 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
10190 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
10192 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
10194 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
10195 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
10197 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
10198 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
10200 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
10201 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
10202 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
10203 (TARGET_ADDR_SPACE_CONVERT): Likewise.
10205 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
10207 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
10209 (TARGET_INIT_BUILTINS): Use prototype.
10211 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10212 Put 'const char *' in braces. Fix parameter types.
10213 (TARGET_INVALID_CONVERSION): Fix parameter types.
10214 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
10215 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
10217 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
10220 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
10222 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
10224 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
10226 * doc/tm.texi (TARGET_HELP): Fix return type.
10228 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
10229 in braces. Fix argument types.
10231 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
10233 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
10235 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
10237 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
10238 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
10240 (TARGET_MANGLE_TYPE): Fix argument types.
10242 (TARGET_IRA_COVER_CLASSES): Use prototype.
10244 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
10246 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
10248 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
10250 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
10252 (TARGET_CALLEE_COPIES): Fix argument types.
10254 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
10256 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
10258 (TARGET_FUNCTION_VALUE): Fix argument types.
10260 (TARGET_RETURN_IN_MSB): Fix argument type.
10262 (TARGET_RETURN_IN_MEMORY): Fix argument types.
10264 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
10266 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
10268 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
10269 agree with return type.
10271 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
10273 2010-01-15 Jing Yu <jingyu@google.com>
10275 PR rtl-optimization/42691
10276 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
10277 a pseudo to a constant and are merged, and adjust comments.
10279 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
10281 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
10283 2010-01-15 Richard Guenther <rguenther@suse.de>
10285 PR middle-end/42739
10286 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
10287 labels of computed or non-local gotos to the destination.
10288 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
10289 landing pad label is the first label.
10291 2010-01-15 Richard Guenther <rguenther@suse.de>
10293 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
10295 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10298 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
10299 to allow generation of the xssqrtdp instruction on power7.
10300 (sqrtdf2_fpr): Ditto.
10302 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10304 PR middle-end/42674
10305 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
10306 functions with noreturn attribute.
10309 * varasm.c (declare_weak): Add weak attribute to decl if it
10310 doesn't have one already.
10311 (assemble_external): Only add decls to weak_decls if they also
10312 have weak attribute.
10314 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
10316 * var-tracking.c (var_reg_delete): Don't delete the association
10317 between REGs and values or one-part variables if the register
10320 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10323 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
10324 because its first operand is a non-localized variable.
10326 2010-01-14 Martin Jambor <mjambor@suse.cz>
10328 PR tree-optimization/42706
10329 * tree-sra.c (encountered_recursive_call): New variable.
10330 (encountered_unchangable_recursive_call): Likewise.
10331 (sra_initialize): Initialize both new variables.
10332 (callsite_has_enough_arguments_p): New function.
10333 (scan_function): Call decl and flags check only for IPA-SRA, check
10334 whether there is a recursive call and whether it has enough arguments.
10335 (all_callers_have_enough_arguments_p): New function.
10336 (convert_callers): Look for recursive calls only when
10337 encountered_recursive_call is set.
10338 (ipa_early_sra): Bail out either if
10339 !all_callers_have_enough_arguments_p or
10340 encountered_unchangable_recursive_call.
10342 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10344 * sel-sched.c: Add 2010 to copyright years.
10345 * sel-sched-ir.c: Likewise.
10346 * sel-sched-ir.h: Likewise.
10348 2010-01-14 Martin Jambor <mjambor@suse.cz>
10350 PR tree-optimization/42714
10351 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
10352 constructors specially.
10354 2010-01-14 Andi Kleen <ak@linux.intel.com>
10356 * config/i386/drivers-i386.c (detect_caches_intel):
10357 Add l2sizekb parameter and fill in.
10358 (host_detect_local_cpu): Add l2sizekb, fill in.
10359 Add Atom small cache heuristic.
10361 2010-01-14 Andi Kleen <ak@linux.intel.com>
10363 * config/i386/drivers-i386.c (detect_caches_cpuid4):
10364 Add level3 parameter and fill in.
10365 (detect_caches_intel): Handle level3 cache.
10367 2010-01-14 Andi Kleen <ak@linux.intel.com>
10369 * config/i386/drivers-i386.c (host_detect_local_cpu):
10370 Fix core duo detection.
10372 2010-01-14 Andi Kleen <ak@linux.intel.com>
10374 * config/i386/drivers-i386.c (host_detect_local_cpu):
10375 Fix Atom detection.
10377 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10379 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
10380 (rs6000_variable_issue_1): this. Use...
10381 (rs6000_variable_issue): here. Reimplement. Print debug info.
10383 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10385 * sel-sched-ir.c (sel_restore_other_notes): Rename to
10386 sel_restore_notes. Update all callers. Call reemit_notes
10389 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10391 PR rtl-optimization/42246
10392 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
10395 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10397 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
10398 all successors is the same as number of successors in current region.
10400 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10402 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
10403 to rename is not separable. Otherwise check that its LHS is not NULL.
10405 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10407 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
10409 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10411 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
10412 available registers when failed to discover LHS register class.
10413 Fix indentation. Update comment.
10415 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10416 Alexander Monakov <amonakov@ispras.ru>
10418 PR rtl-optimization/42389
10419 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
10421 (advance_state_on_fence): Likewise.
10422 (sel_target_adjust_priority): Print debug output only when
10423 sched_verbose >= 4, not 2.
10424 (get_expr_cost): Do not issue all unique insns on the next cycle.
10425 (fill_insns): Initialize can_issue_more from the value saved
10427 * sel-sched-ir.c (flist_add): New parameter issue_more.
10428 Init FENCE_ISSUE_MORE with it.
10429 (merge_fences): Likewise.
10430 (init_fences): Update call to flist_add.
10431 (add_to_fences, add_clean_fence_to_fences)
10432 (add_dirty_fence_to_fences): Likewise.
10433 (move_fence_to_fences): Update call to merge_fences.
10434 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
10436 * sel-sched-ir.h (struct _fence): New field issue_more.
10437 (FENCE_ISSUE_MORE): New accessor macro.
10439 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10441 PR rtl-optimization/42388
10442 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
10443 that have no predecessors nor successors. Do not call move_bb_info
10444 for empty blocks outside of current region.
10446 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10448 PR rtl-optimization/42294
10449 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
10450 * sel-sched.c (move_exprs_to_boundary): Transitively add all
10451 originators' originators.
10453 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10455 PR rtl-optimization/39453
10456 PR rtl-optimization/42246
10457 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
10459 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
10461 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10462 Alexander Monakov <amonakov@ispras.ru>
10464 PR middle-end/42245
10465 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
10466 (maybe_tidy_empty_bb): ... here. Make static. Add new
10467 argument. Update all callers.
10468 (tidy_control_flow): ... and here. Recompute topological order
10469 of basic blocks in region if necessary.
10470 (sel_redirect_edge_and_branch): Change return type. Return true
10471 if topological order might have been invalidated.
10472 (purge_empty_blocks): Export and move from...
10473 * sel-sched.c (purge_empty_blocks): ... here.
10474 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
10475 (maybe_tidy_empty_bb): Delete prototype.
10476 (purge_empty_blocks): Declare.
10478 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10480 PR rtl-optimization/42249
10481 * sel-sched.c (try_replace_dest_reg): When chosen register
10482 and original register is the same, do not bail out early, but
10483 still check all original insns for validity of replacing destination
10484 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
10487 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10490 Port from no-undefined-overflow branch:
10491 2009-03-09 Richard Guenther <rguenther@suse.de>
10493 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
10495 2010-01-14 Richard Guenther <rguenther@suse.de>
10498 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
10500 2010-01-14 Ira Rosen <irar@il.ibm.com>
10502 PR tree-optimization/42709
10503 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
10504 as scalar type in creation of constant vector operand.
10506 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10509 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
10510 (check-parallel-%): Match `testsuite' directory component only
10513 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
10515 PR translation/39521
10516 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
10519 2010-01-13 Richard Guenther <rguenther@suse.de>
10521 PR tree-optimization/42730
10522 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
10525 2010-01-13 Steve Ellcey <sje@cup.hp.com>
10528 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
10529 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
10532 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
10534 * config/bfin/libgcc-bfin.ver: Regenerate based on current
10535 libgcc-std.ver. Add entries for ___smulsi3_highpart and
10536 ___umulsi3_highpart.
10538 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
10539 rather than schedule_insns if the pass is enabled.
10541 2010-01-13 Martin Jambor <mjambor@suse.cz>
10543 PR tree-optimization/42704
10544 * tree-sra.c (sra_modify_assign): Do not delete assignments to
10547 2010-01-13 Martin Jambor <mjambor@suse.cz>
10549 PR tree-optimization/42703
10550 * tree-sra.c (analyze_access_subtree): Check that we can build a
10551 reference to the original data within the aggregate.
10553 2010-01-13 Richard Guenther <rguenther@suse.de>
10555 PR tree-optimization/42705
10556 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
10558 2010-01-13 Richard Guenther <rguenther@suse.de>
10560 PR middle-end/42716
10561 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
10563 2010-01-13 Jakub Jelinek <jakub@redhat.com>
10566 * var-tracking.c (values_to_unmark): New variable.
10567 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
10568 values_to_unmark vector. Moved body to...
10569 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
10570 instead queue it into values_to_unmark vector.
10571 (vt_find_locations): Free values_to_unmark vector.
10573 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
10575 * config/s390/s390.c (override_options): Set
10576 default of max-pending-list-length to 256
10578 2010-01-13 Richard Guenther <rguenther@suse.de>
10581 * tree-pass.h (PROP_gimple_lcx): New.
10582 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
10583 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
10584 before the final cleanup_eh.
10585 (dump_properties): Dump PROP_gimple_lcx.
10586 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
10587 (tree_lower_complex_O0): Remove.
10588 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
10589 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
10590 tree_lower_complex, schedule TODO_update_ssa.
10591 * lto-streamer-out.c (output_function): Stream the functions
10593 * lto-streamer-in.c (input_function): Likewise.
10594 (lto_read_body): Do not override them here.
10596 2010-01-12 Joseph Myers <joseph@codesourcery.com>
10599 * c-typeck.c (build_c_cast): Fold value cast to union type before
10600 wrapping it in a CONSTRUCTOR.
10602 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10604 PR rtl-optimization/42699
10605 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
10608 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10610 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10611 SUBTARGET_WARN_UNUSED_SPEC): Move ...
10612 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10613 SUBTARGET_WARN_UNUSED_SPEC): ... here
10614 * config/mips/iris5.h (LIBGCC_SPEC): Define.
10616 2010-01-12 Julian Brown <julian@codesourcery.com>
10618 * config/arm/neon-schedgen.ml (Utils): Don't try to
10619 open missing module.
10620 (find_with_result): New.
10622 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10625 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
10626 sharing when canonicalizing ({lt,ge}u (plus a b) b).
10628 PR tree-optimization/42645
10629 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
10630 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
10631 decl_map, set processing_debug_stmt to -1 and return name without
10634 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
10636 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
10637 binutils version, and reword target configuration description.
10639 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10641 * config/avr/avr.h (LINKER_NAME): Remove.
10643 2010-01-11 Janis Johnson <janis187@us.ibm.com>
10646 * config/rs6000/rs6000.c (rs6000_override_options): On targets
10647 that support VSX, warn for -mno-altivec if vsx is not disabled,
10650 2010-01-11 Joseph Myers <joseph@codesourcery.com>
10651 Shujing Zhao <pearly.zhao@oracle.com>
10653 PR translation/42469
10654 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
10655 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
10656 character between option name and help text.
10657 * c.opt (imultilib): Likewise.
10659 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
10661 * lto-streamer-out.c (output_unreferenced_globals): Output static
10664 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
10666 PR rtl-optimization/42621
10667 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
10668 optimizing for size.
10669 (duplicate_computed_gotos): Remove now-redundant check.
10671 2010-01-10 Steve Ellcey <sje@cup.hp.com>
10674 * configure.ac: Save and restore LDFLAGS and LIBS
10675 * configure: Regenerate.
10677 2010-01-10 Richard Guenther <rguenther@suse.de>
10679 PR middle-end/42667
10680 * builtins.c (fold_builtin_strlen): Add type argument and
10681 convert the resulting length to it.
10682 (fold_builtin_1): Adjust.
10684 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10686 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
10687 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
10689 (num_insns_constant_wide): Adjust for that change.
10691 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10694 * web.c (union_defs): Add used argument, to combine uses of
10695 uninitialized regs.
10696 (entry_register): Adjust type and tests of used argument.
10697 (web_main): Widen used for new use. Pass it to union_defs.
10698 * df.h (union_defs): Adjust prototype.
10700 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10703 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
10704 uses in new incoming argument. Free body.
10705 (reset_debug_uses_in_loop): New.
10706 (analyze_insn_to_expand_var): Call the latter if the former found
10707 anything. Fix whitespace. Reject invalid dest overlaps before
10708 going through all insns in the loop.
10710 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10713 * haifa-sched.c (dying_use_p): Debug insns don't count.
10715 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10717 PR middle-end/42363
10718 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
10719 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
10720 (verify_gimple_call): Reject LHS in noreturn calls.
10722 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10726 * tree-vect-loop-manip.c (adjust_info): New type.
10727 (adjust_vec): New pointer to vector.
10728 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
10729 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
10730 (slpeel_update_phis_for_duplicate_loop): Use them.
10731 (slpeel_update_phi_nodes_for_guard1): Likewise.
10732 (slpeel_update_phi_nodes_for_guard2): Likewise.
10733 (slpeel_tree_peel_loop_to_edge): Likewise.
10734 (vect_update_ivs_after_vectorizer): Likewise.
10736 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10738 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
10739 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10741 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10743 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
10744 bogus uninitialized warning.
10746 2010-01-09 Richard Guenther <rguenther@suse.de>
10748 PR middle-end/42512
10749 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
10750 the evolution is compatible with the initial condition.
10752 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10754 * gcc.c (process_command): Update copyright notice dates.
10755 * gcov.c (print_version): Likewise.
10756 * gcov-dump.c (print_version): Likewise.
10757 * mips-tfile.c (main): Likewise.
10758 * mips-tdump.c (main): Likewise.
10760 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10763 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
10765 (rotlhi3_8): Delete.
10767 (rotlsi3_8): Delete.
10768 (rotlsi3_16): Delete.
10769 (rotlsi3_24): Delete.
10770 (rotl<mode>3): New.
10771 (*rotw<mode>3): New.
10772 (*rotb<mode>3): New.
10773 * config/avr/avr.c (avr_rotate_bytes): New function.
10774 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
10776 2010-01-08 Steve Ellcey <sje@cup.hp.com>
10779 * configure.ac: Modify -rdynamic check.
10780 * configure: Regenerate.
10782 2010-01-08 DJ Delorie <dj@redhat.com>
10784 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
10785 register popping order.
10787 2010-01-08 Richard Guenther <rguenther@suse.de>
10790 * c.opt (fsigned-char): Also let LTO handle this option.
10791 (funsigned-char): Likewise.
10793 2010-01-07 Richard Guenther <rguenther@suse.de>
10795 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
10796 (gimple_op): Likewise.
10797 (gimple_op_ptr): Likewise.
10798 (gimple_assign_set_lhs): Remove gcc_assert.
10799 (gimple_assign_set_rhs1): Likewise.
10800 (gimple_assign_set_rhs2): Likewise.
10801 (gimple_call_set_lhs): Likewise.
10802 (gimple_call_set_fn): Likewise.
10803 (gimple_call_set_fndecl): Likewise.
10804 (gimple_call_fndecl): Likewise.
10805 (gimple_call_return_type): Likewise.
10806 (gimple_call_set_chain): Likewise.
10807 (gimple_call_num_args): Likewise.
10808 (gimple_call_set_arg): Likewise.
10809 (gimple_cond_set_code): Likewise.
10810 (gimple_cond_set_lhs): Likewise.
10811 (gimple_cond_set_rhs): Likewise.
10812 (gimple_cond_set_true_label): Likewise.
10813 (gimple_cond_set_false_label): Likewise.
10814 (gimple_label_set_label): Likewise.
10815 (gimple_goto_set_dest): Likewise.
10816 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
10817 (gimple_debug_bind_get_value): Likewise.
10818 (gimple_debug_bind_get_value_ptr): Likewise.
10819 (gimple_debug_bind_set_var): Likewise.
10820 (gimple_debug_bind_set_value): Likewise.
10821 (gimple_debug_bind_reset_value): Likewise.
10822 (gimple_debug_bind_has_value_p): Likewise.
10823 (gimple_return_retval_ptr): Remove gcc_assert.
10824 (gimple_return_retval): Likewise.
10825 (gimple_return_set_retval): Likewise.
10826 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
10827 (safe_referenced_var_iterator): Remove.
10828 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
10829 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
10830 (fill_referenced_var_vec): Remove.
10831 (first_readonly_imm_use): Remove redundant gcc_assert.
10832 (phi_arg_index_from_use): Combine gcc_asserts.
10833 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
10834 (first_imm_use_stmt): Remove redundant gcc_assert.
10835 * tree-cfg.c (verify_gimple_call): Verify function and chain
10836 operands. Verify arguments.
10837 (verify_types_in_gimple_stmt): Verify condition code and labels.
10839 2010-01-07 Richard Guenther <rguenther@suse.de>
10841 PR tree-optimization/42641
10842 * sese.c (rename_map_elt_info): Use the SSA name version, do
10845 2010-01-07 Jakub Jelinek <jakub@redhat.com>
10847 PR tree-optimization/42625
10848 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
10849 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
10851 2010-01-07 Duncan Sands <baldrick@free.fr>
10853 * Makefile.in (PLUGIN_HEADERS): Add version.h.
10855 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
10858 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
10859 note itself is not function_invariant_p.
10861 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
10863 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
10864 Do not add the DF_NOTE problem.
10865 * store-motion.c (execute_rtl_store_motion): Likewise.
10867 2010-01-07 Martin Jambor <mjambor@suse.cz>
10869 PR tree-optimization/42157
10870 * tree-sra.c (compare_access_positions): Stabilize sort if both
10871 accesses have integer types, return zero immediately if they are the
10874 2010-01-06 Richard Henderson <rth@redhat.com>
10876 PR middle-end/41883
10877 * haifa-sched.c (add_to_note_list): Merge into ...
10878 (concat_note_lists): ... here, and ...
10879 (unlink_other_notes, rm_other_notes): Merge into...
10880 (remove_notes): ... here. Create REG_SAVE_NOTEs for
10881 NOTE_INSN_EPILOGUE_BEG.
10883 2010-01-06 Richard Guenther <rguenther@suse.de>
10885 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
10886 not inline regular functions into always-inline functions.
10888 2010-01-06 Nick Clifton <nickc@redhat.com>
10890 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
10891 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
10893 (OVERRIDE_OPTIONS): Delete.
10894 (OPTIMIZATION_OPTIONS): Define.
10895 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
10896 * config/rx/rx.c (rx_handle_option): Issue an error message if
10897 -mcpu=rx200 and -fpu are used together.
10898 (rx_set_optimization_options): New function. Issue an error
10899 message if an optimization attribute attempts to reset the FPU/
10900 math optimization pairing.
10901 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
10902 * config/rx/rx.opt: Set the default to 32-bit doubles.
10903 * config/rx/t-rx: Add multilibs for -nofpu option.
10904 * doc/invoke.texi: Update documentation of RX options.
10906 2010-01-06 Richard Guenther <rguenther@suse.de>
10908 * tree-ssa-pre.c (name_to_id): New global.
10909 (alloc_expression_id): Simplify SSA name handling.
10910 (lookup_expression_id): Likewise.
10911 (init_pre): Zero name_to_id.
10912 (fini_pre): Free it.
10914 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
10916 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
10918 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
10921 * config/i386/sse.md (smaxv2di3): New.
10922 (umaxv2di3): Likewise.
10923 (sminv2di3): Likewise.
10924 (uminv2di3): Likewise.
10926 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
10929 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
10930 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
10931 (legitimize_tls_address): Likewise.
10932 (sparc_tls_referenced_p): Likewise.
10933 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
10934 and adjust calls to legitimize_pic_address.
10935 (legitimate_constant_p) Use sparc_tls_referenced_p.
10936 (legitimate_pic_operand_p): Likewise.
10937 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
10938 (sparc_tls_symbol_ref_1): Delete.
10939 (sparc_tls_referenced_p): Make static, recognize specific patterns.
10940 (legitimize_tls_address): Make static, handle CONST patterns.
10941 (legitimize_pic_address): Make static, remove unused parameter and
10942 adjust recursive calls.
10943 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
10944 and adjust call to legitimize_pic_address.
10945 (sparc_output_mi_thunk): Likewise.
10947 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
10948 H.J. Lu <hongjiu.lu@intel.com>
10951 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
10952 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
10953 operands to make them signed.
10956 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10959 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10960 GTU to GT for V4SI and V2DI.
10962 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10963 (umin<mode>3): Removed.
10965 (uminv4si3): Likewise.
10967 2010-01-05 Martin Jambor <mjambor@suse.cz>
10969 PR tree-optimization/42462
10970 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
10971 current_function_decl to helper functions and macros.
10973 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10976 * flags.h: Don't include real.h.
10977 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
10978 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
10979 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
10980 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
10981 * dominance.c: Update copyright.
10982 * gimple.c (walk_gimple_op): Remove inline.
10983 * tree-ssa-reassoc.c: Include real.h.
10984 * Makefile.in (FLAGS_H): Remove $(REAL_H).
10985 (tree-ssa-reassoc.o): Depend on $(REAL_H).
10987 2010-01-05 Nick Clifton <nickc@redhat.com>
10989 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
10990 register to push into the stack frame when the accumulator has to
10991 be saved during interrupts.
10993 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
10995 * doc/invoke.texi: Remove the documentation about option
10996 -Wunreachable-code.
10997 * common.opt (Wunreachable-code): Preserved for backward
10999 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
11000 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
11001 the backward compatibility flag section.
11003 2010-01-05 Richard Guenther <rguenther@suse.de>
11005 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
11007 2010-01-05 Jakub Jelinek <jakub@redhat.com>
11010 * cfgexpand.c (expand_one_var): Diagnose too large variables.
11012 PR tree-optimization/42508
11013 * tree-sra.c (convert_callers): Check for recursive call
11014 by comparing cgraph nodes instead of decls.
11015 (modify_function): Call ipa_modify_formal_parameters also
11016 on all same_body aliases.
11018 * cgraphunit.c (cgraph_materialize_all_clones): Compare
11019 cgraph nodes when checking for same_body aliases.
11021 2010-01-05 Richard Guenther <rguenther@suse.de>
11023 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
11024 allocation and lookup.
11025 (get_or_alloc_expr_for_constant): Likewise.
11026 (phi_translate): Sink allocation.
11028 2010-01-04 Richard Guenther <rguenther@suse.de>
11030 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
11031 a new entry only if needed.
11032 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
11033 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
11035 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
11037 (phi_translate): Handle CONSTANTs early.
11039 2010-01-04 Martin Jambor <mjambor@suse.cz>
11041 PR tree-optimization/42398
11042 * tree-sra.c (struct access): Removed flag grp_different_types.
11043 (dump_access): Do not dump the removed flag.
11044 (sort_and_splice_var_accesses): Do not set the removed flag.
11045 (sra_modify_expr): Check for type compatibility directly.
11047 2010-01-04 Martin Jambor <mjambor@suse.cz>
11049 PR tree-optimization/42366
11050 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
11051 edges with variable number of parameters.
11052 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
11053 flag instead of asserting it.
11054 (ipa_read_node_info): Read uses_analysis_done flag.
11056 2010-01-04 Richard Guenther <rguenther@suse.de>
11058 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
11059 iterative_hash_* as intended.
11060 (vn_reference_compute_hash): Likewise. Simplify hashing
11062 (vn_reference_lookup_2): Likewise.
11063 (vn_nary_op_compute_hash): Likewise.
11064 (vn_phi_compute_hash): Likewise.
11065 (expressions_equal_p): Remove strange code.
11066 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
11067 (pre_expr_hash): Likewise. Simplify hashing SSA names.
11068 (bitmap_insert_into_set_1): Take value-id as parameter.
11069 (add_to_value): Pass it.
11070 (bitmap_insert_into_set): Likewise.
11071 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
11073 2010-01-04 Jakub Jelinek <jakub@redhat.com>
11076 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
11077 (do_self_spec): For switches with SWITCH_IGNORE set set also
11078 SWITCH_IGNORE_PERMANENTLY.
11079 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
11082 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
11084 * lto-streamer-out.c (output_unreferenced_globals): Output the full
11085 tree of an unreferenced global var.
11087 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11090 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
11091 GTU to GT for V4SI and V2DI.
11093 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
11094 (umin<mode>3): Removed.
11096 (uminv4si3): Likewise.
11098 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11101 * collect2.c (main): Turn on trace in collect2 if -v is passed
11104 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
11106 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
11107 description of expression operand.
11109 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
11111 * configure.ac: Add install-html to target_list for Make-hooks.
11112 * configure: Regenerate.
11113 * fortran/Make-lang.in (F95_HTMLFILES): New.
11114 (fortran.html): Use it.
11115 (fortran.install-html): New.
11116 * Makefile.in (install-html): Add lang.install-html.
11117 * java/Make-lang.in (JAVA_HTMLFILES): New.
11118 (java.html): Use it.
11119 (java.install-html): New.
11120 * objc/Make-lang.in (objc.install-html): New.
11121 * objcp/Make-lang.in (obj-c++.install-html): New.
11122 * cp/Make-lang.in (c++.install-html): New.
11123 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
11124 * lto/Make-lang.in (lto.install-html): New.
11126 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
11129 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
11131 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
11133 PR rtl-optimization/41862
11134 * store-motion.c (store_killed_in_insn, compute_store_table,
11135 remove_reachable_equiv_notes, replace_store_insn,
11136 build_store_vectors): Ignore all DEBUG_INSNs.
11138 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
11141 * common.opt: Add dumpdir.
11143 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
11145 (option_map): Add --dumpdir.
11147 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
11149 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
11151 * opts.c (decode_options): Try dump_dir_name first if
11152 dump_base_name isn't an absolute path.
11153 (common_handle_option): Handle OPT_dumpdir.
11155 * toplev.c (dump_dir_name): New.
11156 (print_switch_values): Also ignore -dumpdir.
11158 * toplev.h (dump_dir_name): New.
11160 2010-01-03 Richard Guenther <rguenther@suse.de>
11162 PR tree-optimization/42589
11163 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
11164 double-word expansion of bswap32.
11166 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
11168 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
11169 with BLOCK_FOR_INSN.
11170 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
11171 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
11172 noce_process_if_block): Likewise.
11173 * gcse.c (compute_local_properties, insert_expr_in_table,
11174 insert_set_in_table, canon_list_insert, find_avail_set,
11175 pre_insert_copy_insn): Likewise.
11177 * basic-block.h (BLOCK_NUM): Move from here...
11178 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
11180 2010-01-03 Richard Guenther <rguenther@suse.de>
11182 PR tree-optimization/42438
11183 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
11184 contains_may_not_return_call flag.
11185 (BB_MAY_NOTRETURN): New.
11186 (valid_in_sets): Trapping nary operations are not valid
11187 in blocks that may not return.
11188 (insert_into_preds_of_block): Remove check for trapping expressions.
11189 (compute_avail): Compute also BB_MAY_NOTRETURN.
11191 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
11193 * doc/invoke.texi: Add 2010 to copyright years.
11195 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
11197 * config/sparc/sparc.c: Fix formatting nits.
11199 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
11200 Alexander Monakov <amonakov@ispras.ru>
11202 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
11204 2010-01-02 Richard Guenther <rguenther@suse.de>
11206 PR middle-end/42577
11207 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
11208 (simplify_switch_using_ranges): Mark to be removed edges
11211 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11213 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
11215 * collect2.c (scan_libraries): Add missing argument in call to
11218 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
11221 * config/alpha/predicates.md (aligned_memory_operand): Return false
11223 (unaligned_memory_operand): Return true for CQImode.
11224 * config/alpha/alpha.c (get_aligned_mem): Assert that location
11225 doesn not cross aligned SImode word boundary.
11227 2010-01-02 Anatoly Sokolov <aesok@post.ru>
11229 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
11231 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
11232 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
11234 2010-01-02 Richard Guenther <rguenther@suse.de>
11237 * toplev.c (compile_file): Emit LTO marker properly. Change
11238 it to __gnu_lto_v1.
11239 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
11241 2010-01-01 Richard Guenther <rguenther@suse.de>
11244 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
11246 2010-01-01 Richard Guenther <rguenther@suse.de>
11249 * c-decl.c (grokdeclarator): For zero-size arrays force
11250 structural equality checks as layout_type does.
11252 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
11254 * builtins.c: Update copyright to 2010.
11256 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
11259 * lto-streamer-out.c (produce_asm): Revert the last change.
11260 (copy_function): Likewise.
11262 * lto-streamer.c (lto_get_section_name): Skip any leading
11265 2010-01-01 Richard Guenther <rguenther@suse.de>
11267 PR middle-end/42559
11268 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
11272 Copyright (C) 2010 Free Software Foundation, Inc.
11274 Copying and distribution of this file, with or without modification,
11275 are permitted in any medium without royalty provided the copyright
11276 notice and this notice are preserved.