1 2010-05-26 Anatoly Sokolov <aesok@post.ru>
3 * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
4 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
5 * config/sparc/sparc-protos.h (function_value): Remove declaration.
6 * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
7 sparc_function_value_regno_p): New functions.
8 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
9 TARGET_FUNCTION_VALUE_REGNO_P): Define.
10 (function_value): Rename to...
11 (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
12 argument to 'outgoing'.
13 (function_arg_record_value, function_arg_union_value,
14 function_arg_vector_value): Update comment.
16 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
18 * dwarf2out.c (struct dw_fde_struct): Reorder flags.
19 (fde_needed_for_eh_p): New predicate.
20 (output_call_frame_info): Use it throughout to decide whether FDEs
21 are needed for EH purpose.
22 (dwarf2out_begin_prologue): Reorder assignments.
24 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
26 * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
27 special case loop->header.
29 (if_convertible_loop_p): Call it.
31 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
33 * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
34 iterator in parameter. Do not generate code during the analysis.
35 (tree_if_convert_cond_stmt): Removed.
36 (tree_if_convert_stmt): Removed.
38 (if_convertible_loop_p): Call predicate_bbs.
39 (tree_if_conversion): Simplify the top-level logic as predicate_bbs
40 now contains all the analysis part.
42 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
44 * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
45 statements in the analysis part.
46 (tree_if_convert_stmt): Update comment.
47 (remove_conditions_and_labels): New.
48 (combine_blocks): Call remove_conditions_and_labels.
49 (tree_if_conversion): Update comment.
51 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
53 * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
54 than 2 predecessors or more than 2 successors.
56 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
58 * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
59 of loops in which the data dependence analysis fails.
61 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
63 * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
65 (tree_if_conversion): Same.
67 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
69 * tree-if-conv.c (tree_if_conversion): Do not return a bool.
71 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
73 * tree-if-conv.c: Update copyright years. Fix comments.
76 2010-05-26 Kai Tietz <kai.tietz@onevision.com>
78 * builtin-types.def (BT_INT128): New primitive type.
79 (BT_UINT128): Likewise.
80 * c-common.c (c_common_r): Add __int128 keyword.
81 (c_common_type_for_size): Handle __int128.
82 (c_common_type_for_mode): Likewise.
83 (c_common_signed_or_unsigned_type): Likewise.
84 (c_common_nodes_and_builtins): Add builtin type
85 if target supports 128-bit integer scalar.
86 * c-common.h (enum rid): Add RID_INT128.
87 * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
88 if target supports 128-bit integer scalar.
89 * c-decl.c (declspecs_add_type): Handle new keyword
91 (finish_declspecs): Likewise.
92 * c-parser.c (c_token_starts_typename): Handle RID_INT128.
93 (c_token_starts_declspecs): Likewise.
94 (c_parser_declspecs): Likewise.
95 (c_parser_attributes): Likewise.
96 (c_parser_objc_selector): Likewise.
97 * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
98 * c-tree.h (enum c_typespec_keyword): Add cts_int128.
99 * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
100 * tree.c (make_or_reuse_type): Likewise.
101 (make_unsigned_type): Likewise.
102 (build_common_tree_nodes_2): Likewise.
103 * tree.h (enum integer_type_kind): Add itk_int128 and
105 (int128_integer_type_node): New define..
106 (int128_unsigned_type_node): New define.
107 * cp/cp-tree.h (cp_decl_specifier_seq): Add new bifield
109 * cp/decl.c (grokdeclarator): Handle __int128.
110 * cp/parser.c (cp_lexer_next_token_is_decl_specifier_ke): Likewise.
111 (cp_parser_simple_type_specifier): Likewise.
112 * cp/rtti.c (emit_support_tinfos): Add int128 nodes for rtti.
113 * cp/typeck.c (cp_common_type): Handle __int128.
114 * cp/mangle.c (integer_type_codes): Add itk_int128 and
116 * doc/extend.texi: Add documentation about __int128 type.
118 2010-05-26 Richard Guenther <rguenther@suse.de>
120 * tree-ssa-sccvn.c (copy_nary): Adjust.
121 (copy_phis): Rename to ...
122 (copy_phi): ... this. Adjust.
123 (copy_references): Rename to ...
124 (copy_reference): ... this. Adjust.
125 (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
126 result into the valid table.
128 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
130 * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
131 insn-config.h, insn-codes.h, recog.h, and optabs.h.
133 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
135 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic):
138 2010-05-26 Richard Guenther <rguenther@suse.de>
140 * opts.c (common_handle_option): Handle OPT_Ofast.
142 2010-05-26 Joseph Myers <joseph@codesourcery.com>
144 * diagnostic.c: Don't include opts.h.
145 (permissive_error_option): Define.
146 (diagnostic_initialize): Take n_opts parameter. Allocate memory
147 for classify_diagnostic. Don't use memset for
148 classify_diagnostic. Initialize new and recently added fields.
149 (diagnostic_classify_diagnostic): Use context->n_opts instead of
151 (diagnostic_report_diagnostic): Pass context parameter to
152 diagnostic_report_warnings_p. Use option_enabled and option_name
154 (emit_diagnostic): Use permissive_error_option.
155 (permerror): Likewise.
156 * diagnostic.h: Don't include options.h.
157 (struct diagnostic_context): Add n_opts, opt_permissive,
158 inhibit_warnings, warn_system_headers, option_enabled and
159 option_name fields. Change classify_diagnostic to a pointer.
160 * opts-diagnostic.h: New file.
161 * opts.c: Include opts-diagnostic.h.
162 (common_handle_option): Set global_dc fields for -Wfatal-errors,
163 -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
164 (option_name): New function.
165 * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
166 (c_common_handle_option): Set global_dc->permissive for
168 * c-common.c (c_cpp_error): Save and restore
169 global_dc->warn_system_headers, not variable warn_system_headers.
170 * toplev.c: Include opts-diagnostic.h.
171 (general_init): Update call to diagnostic_initialize. Set
172 global_dc->show_column, global_dc->option_enabled and
173 global_dc->option_name.
174 (process_options): Don't set global_dc fields here.
175 * Makefile.in (DIAGNOSTIC_H): Remove options.h.
176 (diagnostic.o, opts.o, toplev.o): Update dependencies.
178 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
180 * config/picochip/picochip.md (movsi): Split a movsi from a
183 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
185 * ggc-zone.c: Update copyright year.
186 (poison_region): Mark memory for Valgrind as undefined before
187 memset () call and inaccessible afterwards.
188 (ggc_pch_total_size): Change type of i to int.
190 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
192 * ggc-common.c (ggc_free_overhead): Allow empty slot.
194 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
196 * ggc-common.c: Update copyright year.
197 (ggc_rlimit_bound): Remove prototype. Compile only if
198 !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
199 (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
200 && !ENABLE_GC_ALWAYS_COLLECT. Make static.
201 (ggc_min_heapsize_heuristic): Likewise.
203 2010-05-26 Richard Guenther <rguenther@suse.de>
205 PR rtl-optimization/44164
206 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
207 no-common access-path disambiguation.
208 (indirect_ref_may_alias_decl_p): Adjust.
209 (indirect_refs_may_alias_p): Likewise.
210 (refs_may_alias_p_1): Likewise.
212 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
214 * c-typeck.c: Do not include expr.h.
216 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
218 * rtl.h (decl_default_tls_model): Move prototype from here...
219 * output.h: ...to here.
220 * c-decl.c: Do not include rtl.h.
221 * c-pragma.c: Likewise.
222 * c-parser.c: Likewise.
223 * c-gimplify.c: Likewise. And also not hard-reg-set.
224 * c-common.c: Do not include rtl.h. Include tm_p.h and add a
225 FIXME note for it. Add a FIXME note for expr.h.
226 * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
227 ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
230 2010-05-26 Jakub Jelinek <jakub@redhat.com>
233 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
234 or total_size is larger than red zone size for non-V4 ABI, emit a
235 stack_tie resp. frame_tie insn before stack pointer restore.
236 * config/rs6000/rs6000.md (frame_tie): New insn.
238 2010-05-25 Eric Botcazou <ebotcazou@adacore.com>
240 * function.h (struct function): Add can_throw_non_call_exceptions bit.
241 * lto-streamer-in.c (input_function): Stream it in.
242 * lto-streamer-out.c (output_function): Stream it out.
243 * function.c (allocate_struct_function): Set it.
244 (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
245 for flag_non_call_exceptions.
246 * cfgbuild.c (control_flow_insn_p): Likewise.
247 (make_edges): Likewise.
248 * cfgexpand.c (expand_stack_alignment): Likewise.
249 * combine.c (distribute_notes): Likewise.
250 * cse.c (cse_extended_basic_block): Likewise.
251 * except.c (insn_could_throw_p): Likewise.
252 * gcse.c (simple_mem): Likewise.
253 * ipa-pure-const.c (check_call): Likewise.
254 (check_stmt ): Likewise.
255 * lower-subreg.c (lower-subreg.c): Likewise.
256 * optabs.c (emit_libcall_block): Likewise.
257 (prepare_cmp_insn): Likewise.
258 * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
259 * postreload.c (rest_of_handle_postreload): Likewise.
260 * reload1.c (reload_as_needed): Likewise.
261 (emit_input_reload_insns): Likewise.
262 (emit_output_reload_insns): Likewise.
263 (fixup_abnormal_edges): Likewise.
264 * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
265 * store-motion.c (find_moveable_store): Likewise.
266 * tree-eh.c (stmt_could_throw_p): Likewise.
267 (tree_could_throw_p): Likewise.
268 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
269 * config/arm/arm.c (arm_expand_prologue): Likewise.
270 (thumb1_expand_prologue): Likewise.
271 * config/rx/rx.md (cbranchsf4): Likewise.
273 * config/s390/s390.c (s390_emit_prologue): Likewise.
274 * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
275 (inline_forbidden_into_p): New predicate.
276 (expand_call_inline): Use it to forbid inlining.
277 (tree_can_inline_p): Likewise.
279 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
281 * config/i386/i386-c.c: Do not include rtl.h.
282 * config/i386/t-i386: Update dependencies.
284 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
286 * attribs.c: Do not include rtl.h.
287 * Makefile.in: Update dependencies.
289 2010-05-25 Anatoly Sokolov <aesok@post.ru>
291 * double-int.h (double_int_and): New.
292 * combine.c (try_combine): Clean up, use double_int_* and
293 immed_double_int_const functions.
295 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
297 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
298 stderr to /dev/null instead of grep -q.
299 * configure: Regenerate.
301 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
303 * Makefile.in (EXCEPT_H): Fix typo.
305 2010-05-25 Vladimir Makarov <vmakarov@redhat.com>
307 * ira-build.c (update_conflict_hard_reg_costs): New.
308 (ira_build): Call update_conflict_hard_reg_costs.
310 2010-05-25 Jakub Jelinek <jakub@redhat.com>
313 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
315 (intersect_loc_chains): Walk the s2var's loc_chain together
316 with s1node chain as long as the locations are equal, don't
317 call find_loc_in_1pdv in that case.
320 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
321 (copy_bind_expr): ... instead of here.
322 (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
323 if the block hasn't been remapped.
324 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
325 emitting concrete instance of abstract VLA, add DW_AT_type attribute.
327 2010-05-25 Richard Guenther <rguenther@suse.de>
330 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
331 out-of-bounds array accesses.
333 2010-05-25 Richard Guenther <rguenther@suse.de>
335 * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
336 (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
337 (run_gcc): Re-organize to make cleanup easier.
339 2010-05-25 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
341 * config/s390/s390.c (optimization_options): Fix and move the
342 flag_prefetch_loop_arrays override ...
343 (override_options): ... here.
345 2010-05-25 Joseph Myers <joseph@codesourcery.com>
347 * diagnostic.c: Don't include plugin.h.
348 (diagnostic_report_diagnostic): Don't handle plugins specially
349 here. Pass context to internal_error callback.
350 * diagnostic.h (struct diagnostic_context): Add context parameter
351 to internal_error callback.
352 * plugin.c (warn_if_plugins, plugins_internal_error_function):
354 * plugin.h (struct diagnostic_context): Declare.
355 (warn_if_plugins, plugins_internal_error_function): Declare.
356 * toplev.c (general_init): Set global_dc->internal_error.
357 * Makefile.in (diagnostic.o): Update dependencies.
359 2010-05-25 Iain Sandoe <iains@gcc.gnu.org>
361 * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
362 * config/rs6000/t-darwin64: New.
363 * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
366 2010-05-25 Christian Borntraeger <borntraeger@de.ibm.com>
369 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
370 match the original (and intended) behaviour before r159557. This
371 changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
374 2010-05-25 Richard Guenther <rguenther@suse.de>
376 * doc/invoke.texi: Document -Ofast.
377 * target.h (struct gcc_target): Add handle_ofast.
378 * target-def.h (TARGET_HANDLE_OFAST): Add.
379 (TARGET_INITIALIZER): Adjust.
380 * opts.c (decode_options): Handle -Ofast. Enable
382 * common.opt (Ofast): Add.
384 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
386 * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
387 * doc/md.texi (cstoreXX4): Update for cond-optab changes.
389 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
392 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
393 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
394 false_rtx. Use false_rtx to compute the correct *ptest for reversed
395 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
397 2010-05-25 Jakub Jelinek <jakub@redhat.com>
399 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
400 DW_OP_minus with negated offset instead of DW_OP_plus.
401 (loc_list_from_tree): Don't test whether second operand is
404 2010-05-25 Wei Guozhi <carrot@google.com>
406 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
407 tst instruction and a new alternative.
408 * config/arm/constraints.md (Pu): New constraint.
410 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
412 * function.c (assign_stack_local_1): Initialize variable
413 to avoid warning when bootstrapping at -O3.
415 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
417 * configure.ac (all_lang_makefiles): Remove everything related to it.
418 * configure: Regenerate.
419 * Makefile.in: Fix reference to ada Make-lang.in.
420 Remove support for LANG_MAKEFILES.
422 2010-05-24 Daniel Jacobowitz <dan@codesourcery.com>
423 Sandra Loosemore <sandra@codesourcery.com>
425 * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
426 * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
427 description. Add arm_neon_fp16_ok.
428 (Add Options): Add arm_neon and arm_neon_fp16.
430 2010-05-24 Joseph Myers <joseph@codesourcery.com>
432 * diagnostic.c: Don't include flags.h.
433 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
434 context parameters. Check flags in the context passed as a
436 (diagnostic_build_prefix): Add context parameter. Check
437 show_column flag in context.
438 (diagnostic_action_after_output): Check fatal_errors flag in
440 (diagnostic_report_current_module): Check show_column flag in
442 (default_diagnostic_starter): Update call to
443 diagnostic_build_prefix.
444 (diagnostic_report_diagnostic): Pass context to
445 pedantic_warning_kind.
446 (emit_diagnostic): Pass context to permissive_error_kind.
447 (permerror): Pass context to permissive_error_kind.
448 * diagnostic.h (struct diagnostic_context): Add show_column,
449 pedantic_errors, permissive and fatal_errors fields.
450 (diagnostic_build_prefix): Update prototype.
452 * toplev.c (process_options): Set flags in global_dc from
453 flag_show_column, flag_pedantic_errors, flag_permissive,
455 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
456 to diagnostic_build_prefix.
457 * Makefile.in (diagnostic.o): Update dependencies.
459 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
461 * config/i386/ia32intrin.h (__crc32q): Define only if
462 __SSE4_2__ is defined.
464 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
468 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
469 DECL_VISIBILITY_SPECIFIED.
470 (emutls_decl): Set DECL_PRESERVE_P and copy
471 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
472 (emutls_finalize_control_var): New callback.
473 (emutls_finish): Finalize emutls control variables.
474 * toplev.c (compile_file): Move the call to emutls_finish ()
475 before varpool_assemble_pending_decls ().
477 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
479 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
480 added to the preprocessor condition.
482 2010-05-24 Paul Brook <paul@codesourcery.com>
484 * gengtype-lex.l: Add HARD_REG_SET.
485 * expr.c (expand_expr_real_1): Record writes to hard registers.
486 * function.c (rtl_data): Add asm_clobbers.
487 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
488 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
489 Use crtl->asm_clobbers.
491 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
493 * doc/makefile.texi (Makefile): Mention stages 'profile'
494 and 'feedback' for profiledbootstrap.
496 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
499 * config/i386/i386.c (def_builtin): Properly check
500 OPTION_MASK_ISA_64BIT.
502 2010-05-23 Joseph Myers <joseph@codesourcery.com>
504 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
505 typedefs with different but compatible types. Allow duplicate
506 typedefs with the same type except for pedantic non-C1X, but give
507 warning for variably modified types.
508 * c-typeck.c (tagged_types_tu_compatible_p,
509 function_types_compatible_p, type_lists_compatible_p,
510 comptypes_internal): Add parameter different_types_p; set
511 *different_types_p for different but compatible types. All
513 (comptypes_check_different_types): New.
514 * c-tree.h (comptypes_check_different_types): Declare.
516 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
518 * regs.h: Do not include obstack.h, basic-block.h.
520 * jump.c: Include basic-block.h.
521 * profile.c: Likewise.
522 * tree-profile.c: Likewise.
523 * coverage.c: Likewise.
524 * basic-block.h (optimize_function_for_size_p): Move to function.h.
525 (optimize_function_for_speed_p): Likewise.
526 * function.h (optimize_function_for_size_p,
527 optimize_function_for_speed_p): Moved here from basic-block.h.
528 * Makefile.in: Update dependencies.
530 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
532 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
533 before calling make; allow override through $MAKE.
534 * doc/invoke.texi (Optimize Options): Document override.
536 2010-05-23 Anatoly Sokolov <aesok@post.ru>
538 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
539 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
540 (rs6000_mode_dependent_address_ptr): Make static.
541 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
542 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
545 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
548 * config/i386/i386.c: Make sure that the correct regparm is passed.
550 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
552 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
553 * sbitmap.c: ...to here to internalize sbitmap element access.
554 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
555 Explain why basic-block.h is included.
556 * function.h: Include tm.h for CUMULATIVE_ARGS.
557 * Makefile.in: Update dependencies.
559 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
561 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
563 * sbitmap.h (struct sbitmap_def): Do not typedef here.
564 * sbitmap.c: Include sbitmap.h.
565 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
566 hard-reg-set.h. Split everything related to regsets out from here...
567 * regset.h: ...to here. New file.
568 * df.h: Include regset.h and sbitmap.h.
569 * tree-flow.h: Likewise.
570 * cfgloop.h: Likewise.
571 * except.h: Do not include sbitmap.h. Include hashtab.h.
572 * cgraph.h: Include vec.h and function.h.
573 * reload.h (struct insn_chain): Change types of live_throughout
574 and dead_or_set from regset_head to bitmap_head.
575 (compute_use_by_pseudos): Be defined also if regset.h is not included.
576 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
577 spilled_regs from regset_head to bitmap_head to avoid dependency
579 * sel-sched-ir.h: Include regset.h.
580 * reload.c: Include df.h before reload.h.
581 * caller-save.c: Likewise.
582 * reload1.c: Likewise.
584 (mark_elimination): Update type of r to bitmap, consistent with
586 * dominance.c: Include bitmap.h.
587 * modulo-sched.c: Include df.h.
588 * cfganal.c: Include bitmap.h and sbitmap.h.
589 * cfgbuild.c: Include sbitmap.h.
590 * lcm.c: Include sbitmap.h.
591 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
592 * domwalk.c: Include sbitmap.h, exclude ggc.h.
593 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
594 * cselib.c: Include bitmap.h.
595 * tree-optimize.c: Include regset.h.
596 * stmt.c: Include bitmap.h.
597 * Makefile.in: Update dependencies.
599 2010-05-22 Jan Hubicka <jh@suse.cz>
601 * cgraph.h (struct varpool_node): Add same_comdat_group.
602 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
604 (output_varpool): Update call of lto_output_varpool_node.
605 (input_varpool): Read same_comdat_group pointer.
606 (input_varpool_1): Fixup same_comdat_group pointer.
607 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
608 group is needed, all are.
609 * varpool.c (varpool_remove_node): Remove node from same comdat group
611 (varpool_analyze_pending_decls): Walk same comdat groups.
613 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
615 * rtl.h (union rtunion_def): Remove rt_bit member.
616 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
617 * print-rtl (print_rtx): Do not print the member.
618 * gengtype.c (adjust_field_rtx_def): Do not handle it.
619 * gengenrtl.c (type_from_format): Likewise.
620 (accessor_from_format): Likewise.
622 2010-05-22 Joseph Myers <joseph@codesourcery.com>
624 * dbgcnt.c: Include toplev.h instead of errors.h.
625 * ira-emit.c: Don't include errors.h.
626 * ira.c: Include toplev.h instead of errors.h.
627 * lto-compress.c: Include toplev.h instead of errors.h.
628 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
629 ira.o, dbgcnt.o): Update dependencies.
631 2010-05-22 Richard Guenther <rguenther@suse.de>
633 * gimple.c (gimple_types_compatible_p): Check type qualifications
634 before merging pointer to complete and pointer to incomplete type.
635 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
636 we use our own resolution algorithm. The gold linker plugin
637 doesn't do the job we want it to do here.
639 2010-05-22 Anatoly Sokolov <aesok@post.ru>
641 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
642 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
643 (sparc_mode_dependent_address_p): New function.
645 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
647 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
649 * timevar.c: Do not include any core headers.
650 (timevar_print): De-i18n-ize.
651 (print_time): Likewise.
652 * timevar.h (timevar_push, timevar_pop): Make inline functions.
654 2010-05-21 Joseph Myers <joseph@codesourcery.com>
656 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
658 (diagnostic_initialize): Initialize x_data not last_function.
659 (diagnostic_report_current_function): Move to tree-diagnostic.c.
660 (default_diagnostic_starter): Call
661 diagnostic_report_current_module not
662 diagnostic_report_current_function.
663 (diagnostic_report_diagnostic): Initialize x_data not
665 (verbatim): Likewise.
666 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
668 (struct diagnostic_context): Change last_function to x_data.
669 (diagnostic_auxiliary_data): Replace with
670 diagnostic_context_auxiliary_data and
671 diagnostic_info_auxiliary_data.
672 (diagnostic_last_function_changed, diagnostic_set_last_function,
673 diagnostic_report_current_function): Move to tree-diagnostic.h.
674 (print_declaration, dump_generic_node, print_generic_stmt,
675 print_generic_stmt_indented, print_generic_expr,
676 print_generic_decl, debug_c_tree, dump_omp_clauses,
677 print_call_name, debug_generic_expr, debug_generic_stmt,
678 debug_tree_chain, default_tree_printer): Move to
680 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
681 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
682 gimple-pretty-print.h.
683 * pretty-print.c: Don't include tree.h
684 (pp_base_format): Don't handle %K here.
685 (pp_base_tree_identifier): Move to tree-pretty-print.c.
686 * pretty-print.h (text_info): Change abstract_origin to x_data.
687 (pp_tree_identifier, pp_unsupported_tree,
688 pp_base_tree_identifier): Move to tree-pretty-print.h.
689 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
690 tree-pretty-print.h: New files.
691 * tree-pretty-print.c: Include tree-pretty-print.h.
692 (percent_K_format): New. Moved from pretty-print.c.
693 (pp_base_tree_identifier): Move from pretty-print.c.
694 * c-objc-common.c: Include tree-pretty-print.h.
695 (c_tree_printer): Handle %K here.
696 * langhooks.c: Include tree-diagnostic.h.
697 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
698 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
699 (default_tree_printer): Handle %K using percent_K_format.
700 (general_init): Use default_tree_diagnostic_starter.
701 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
702 (free_lang_data): Use default_tree_diagnostic_starter.
703 * c-pretty-print.c: Include tree-pretty-print.h.
704 * cfgexpand.c: Include tree-pretty-print.h and
705 gimple-pretty-print.h.
706 * cgraphunit.c: Include tree-pretty-print.h and
707 gimple-pretty-print.h.
708 * dwarf2out.c: Include tree-pretty-print.h.
709 * except.c: Include tree-pretty-print.h.
710 * gimple-pretty-print.c: Include tree-pretty-print.h and
711 gimple-pretty-print.h.
712 * gimplify.c: Include tree-pretty-print.h.
713 * graphite-poly.c: Include tree-pretty-print.h and
714 gimple-pretty-print.h.
715 * ipa-cp.c: Include tree-pretty-print.h.
716 * ipa-inline.c: Include gimple-pretty-print.h.
717 * ipa-prop.c: Include tree-pretty-print.h and
718 gimple-pretty-print.h.
719 * ipa-pure-const.c: Include gimple-pretty-print.h.
720 * ipa-struct-reorg.c: Include tree-pretty-print.h and
721 gimple-pretty-print.h.
722 * ipa-type-escape.c: Include tree-pretty-print.h.
723 * print-rtl.c: Include tree-pretty-print.h.
724 * print-tree.c: Include gimple-pretty-print.h.
725 * sese.c: Include tree-pretty-print.h.
726 * tree-affine.c: Include tree-pretty-print.h.
727 * tree-browser.c: Include tree-pretty-print.h.
728 * tree-call-cdce.c: Include gimple-pretty-print.h.
729 * tree-cfg.c: Include tree-pretty-print.h and
730 gimple-pretty-print.h.
731 * tree-chrec.c: Include tree-pretty-print.h.
732 * tree-data-ref.c: Include tree-pretty-print.h and
733 gimple-pretty-print.h.
734 * tree-dfa.c: Include tree-pretty-print.h.
735 * tree-if-conv.c: Include tree-pretty-print.h and
736 gimple-pretty-print.h.
737 * tree-inline.c: Include tree-pretty-print.h.
738 * tree-into-ssa.c: Include tree-pretty-print.h and
739 gimple-pretty-print.h.
740 * tree-nrv.c: Include tree-pretty-print.h.
741 * tree-object-size.c: Include tree-pretty-print.h and
742 gimple-pretty-print.h.
743 * tree-outof-ssa.c: Include tree-pretty-print.h and
744 gimple-pretty-print.h.
745 * tree-parloops.c: Include tree-pretty-print.h and
746 gimple-pretty-print.h.
747 * tree-predcom.c: Include tree-pretty-print.h and
748 gimple-pretty-print.h.
749 * tree-scalar-evolution.c: Include tree-pretty-print.h and
750 gimple-pretty-print.h.
751 * tree-sra.c: Include tree-pretty-print.h.
752 * tree-ssa-address.c: Include tree-pretty-print.h.
753 * tree-ssa-alias.c: Include tree-pretty-print.h.
754 * tree-ssa-ccp.c: Include tree-pretty-print.h and
755 gimple-pretty-print.h.
756 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
757 * tree-ssa-copy.c: Include tree-pretty-print.h and
758 gimple-pretty-print.h.
759 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
760 * tree-ssa-dce.c: Include tree-pretty-print.h and
761 gimple-pretty-print.h.
762 * tree-ssa-dom.c: Include tree-pretty-print.h and
763 gimple-pretty-print.h.
764 * tree-ssa-dse.c: Include gimple-pretty-print.h.
765 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
766 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
767 * tree-ssa-live.c: Include tree-pretty-print.h and
768 gimple-pretty-print.h.
769 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
770 gimple-pretty-print.h.
771 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
772 gimple-pretty-print.h.
773 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
774 gimple-pretty-print.h.
775 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
776 gimple-pretty-print.h.
777 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
778 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
779 * tree-ssa-operands.c: Include tree-pretty-print.h and
780 gimple-pretty-print.h.
781 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
782 gimple-pretty-print.h.
783 * tree-ssa-pre.c: Include tree-pretty-print.h and
784 gimple-pretty-print.h.
785 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
786 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
787 gimple-pretty-print.h.
788 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
789 gimple-pretty-print.h.
790 * tree-ssa-sink.c: Include gimple-pretty-print.h.
791 * tree-ssa-ter.c: Include tree-pretty-print.h and
792 gimple-pretty-print.h.
793 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
794 * tree-ssa.c: Include tree-pretty-print.h and
795 gimple-pretty-print.h.
796 * tree-stdarg.c: Include gimple-pretty-print.h.
797 * tree-switch-conversion.c: Include gimple-pretty-print.h.
798 * tree-tailcall.c: Include tree-pretty-print.h and
799 gimple-pretty-print.h.
800 * tree-vect-data-refs.c: Include tree-pretty-print.h and
801 gimple-pretty-print.h.
802 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
803 gimple-pretty-print.h.
804 * tree-vect-loop.c: Include tree-pretty-print.h and
805 gimple-pretty-print.h.
806 * tree-vect-patterns.c: Include gimple-pretty-print.h.
807 * tree-vect-slp.c: Include tree-pretty-print.h and
808 gimple-pretty-print.h.
809 * tree-vect-stmts.c: Include tree-pretty-print.h and
810 gimple-pretty-print.h.
811 * tree-vectorizer.c: Include tree-pretty-print.h.
812 * tree-vrp.c: Include tree-pretty-print.h and
813 gimple-pretty-print.h.
814 * value-prof.c: Include tree-pretty-print.h and
815 gimple-pretty-print.h.
816 * var-tracking.c: Include tree-pretty-print.h.
817 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
818 (tree-diagnostic.o): New dependencies.
819 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
820 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
821 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
822 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
823 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
824 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
825 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
826 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
827 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
828 tree-ssa-address.o, tree-ssa-loop-niter.o,
829 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
830 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
831 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
832 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
833 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
834 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
835 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
836 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
837 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
838 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
839 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
840 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
841 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
842 tree-switch-conversion.o, var-tracking.o, value-prof.o,
843 cfgexpand.o, pretty-print.o): Update dependencies.
845 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
847 * tree-ssa-structalias.c: Remove tm_p.h from include.
849 2010-05-21 Jeff Law <law@redhat.com>
851 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
853 2010-05-21 Jason Merrill <jason@redhat.com>
855 * tree-eh.c (cleanup_is_dead_in): New.
856 (lower_try_finally): Don't generate a dead cleanup region.
857 (lower_cleanup): Likewise.
859 2010-05-21 Jakub Jelinek <jakub@redhat.com>
862 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
863 unchain each use from the cyclic next_regno_use chain first.
865 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
867 * real: Do not include gmp.h, mpfr.h, and mpc.h.
868 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
869 (real_value_negate, real_value_abs): New prototypes.
870 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
871 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
872 new include file for interface between MPFR and REAL_VALUE_TYPE.
873 * real.c: Include realmpfr.h.
874 (real_arithmetic2): Remove legacy function.
875 (real_value_negate): New.
876 (real_value_abs): New.
877 (mfpr_from_real, real_from_mpfr): Move from here...
878 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
879 * builtins.c: Include realmpfr.h.
880 * fold-const.c: Include realmpfr.h.
881 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
882 (fold_negate_const): Likewise.
883 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
884 * toplev.c: Include realmpfr.h.
885 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
886 and real_value_negate.
887 * fixed-value.c (check_real_for_fixed_mode): Likewise.
888 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
889 (vfp3_const_double_index): Likewise.
890 (arm_print_operand): Likewise.
891 * Makefile.in: Update dependencies.
893 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
895 * config/s390/s390.c (override_options): Increase the default
896 of max-completely-peel-times.
898 2010-05-21 Julian Brown <julian@codesourcery.com>
899 Mark Mitchell <mark@codesourcery.com>
901 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
902 sibling calls for Thumb-1.
903 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
904 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
906 (*call_insn, *call_value_insn): Don't use for Thumb-2.
907 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
909 (return): New expander.
910 (*arm_return): New name for ARM return insn.
911 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
913 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
915 * config.gcc (sparc64-*-rtems*): New target.
917 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
919 * tree.c (build_function_decl_skip_args): Fix grammar.
920 (build_function_type_list_1): Fix typos, adjust formatting.
922 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
924 * tree.h: Include real.h and fixed-value.h as basic datatypes.
925 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
926 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
927 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
928 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
929 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
930 tree-pretty-print.c, tree-loop-distribution.c,
931 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
932 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
933 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
934 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
935 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
936 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
937 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
938 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
939 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
940 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
941 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
942 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
943 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
944 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
945 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
946 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
947 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
948 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
949 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
950 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
951 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
952 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
953 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
954 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
955 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
956 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
957 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
958 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
959 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
960 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
961 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
962 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
963 config/score/score7.c, config/score/score.c, config/arm/arm.c,
964 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
965 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
967 Clean up redundant includes.
968 * Makefile.in: Update accordingly.
970 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
973 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
974 statement has no arguments.
976 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
979 * varasm.c (emutls_decl): Merge attributes to new decl.
981 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
984 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
985 around the uniquized constructor if its type requires a conversion.
987 2010-05-21 Jakub Jelinek <jakub@redhat.com>
990 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
991 at -O0 goto_locus of any of the incoming edges differs from
992 goto_locus of outgoing edge, or gimple_location of any of the
995 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
997 * ira.c (ira_non_ordered_class_hard_regs): Define.
998 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
999 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
1000 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
1001 cost of unaligned hard regs when allocating multi-reg pseudos.
1003 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
1005 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
1006 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
1007 for TARGET_NO_FLOAT.
1008 * config/mips/mips.c (mips_file_start): Expand conditional expression
1009 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
1010 (mips_override_options): Move -mno-float override -msoft-float and
1012 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
1013 Condition(TARGET_SUPPORTS_NO_FLOAT).
1014 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
1015 __mips_no_float here.
1016 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
1017 (TARGET_SUPPORTS_NO_FLOAT): Define.
1018 * config/mips/sdemtk.opt: Delete.
1020 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1022 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail
1025 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
1028 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
1029 * configure: Regenerate.
1030 * config.in: Regenerate.
1031 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
1032 instead of sahf only for 64bit targets.
1034 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1037 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
1038 setup_ref_regs for DEBUG_INSNs.
1040 2010-05-20 Jan Hubicka <jh@suse.cz>
1043 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
1045 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1048 * df-scan.c (df_ref_compare): Stabilize sort.
1050 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1052 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
1053 argument. Don't use DW_OP_piece if offset is non-zero,
1054 put offset into second DW_OP_bit_piece argument.
1055 (dw_sra_loc_expr): Adjust callers. For memory expressions
1058 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
1061 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
1062 settings for 16-bit-constant "addo" alternative.
1064 2010-05-19 James E. Wilson <wilson@codesourcery.com>
1066 * config/mips/mips-dsp.md (add<DSPV:mode>3,
1067 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
1070 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
1071 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
1074 2010-05-19 Joseph Myers <joseph@codesourcery.com>
1076 * diagnostic.c (FLOAT, FFS): Don't undefine.
1077 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
1078 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
1081 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
1083 * combine.c (propagate_for_debug): Call make_compound_operation
1084 on the source value.
1085 (try_combine): When implementing a split chosen by find_split_point,
1086 either copy i2src or set it to null. Assert that i2src is not null
1087 before substituting into CALL_INSN_FUNCTION_USAGE.
1089 2010-05-19 Anatoly Sokolov <aesok@post.ru>
1091 * double-int.h (double_int_ior): New function.
1092 * tree.h (build_int_cst_wide_type): Remove.
1093 * tree.c (build_int_cst_wide_type): Remove.
1094 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
1095 of build_int_cst_wide_type.
1096 * stor-layout.c (set_sizetype): (Ditto.).
1097 * dojump.c (do_jump): Use build_int_cstu instead of
1098 build_int_cst_wide_type.
1100 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
1102 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
1103 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
1104 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
1105 * gimplify.c: (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
1106 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
1107 propagate the 'data' argument to copy_tree_r.
1108 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
1109 Propagate 'data' argument to walk_tree.
1110 (copy_if_shared): New function.
1111 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
1112 (unmark_visited): New function.
1113 (unshare_body): Call copy_if_shared instead of doing it manually.
1114 (unvisit_body): Call unmark_visited instead of doing it manually.
1116 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
1118 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
1119 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
1120 * hooks.c: Likewise.
1121 * target-def.h (TARGET_FOLD_BUILTIN): Define to
1122 hook_tree_tree_int_treep_bool_null.
1123 * target.h: (struct gcc_target): Update signature of fold_builtin
1125 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
1126 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
1127 instead of the call expression.
1128 (fold_builtin_call_array): Pass n and argarray directly.
1129 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
1131 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
1132 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
1133 `i' and use it in place of `arity'.
1134 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
1135 Dereference `args' directly.
1136 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
1138 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1140 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1142 (Directives): Document optional dg-require-effective-target
1145 2010-05-19 Richard Guenther <rguenther@suse.de>
1148 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
1150 2010-05-19 Richard Guenther <rguenther@suse.de>
1152 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
1153 * common.opt (fwhopr=): New.
1154 * opts.c (common_handle_option): Handle OPT_fwhopr.
1155 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
1156 * collect2.c (main): Match -fwhopr*.
1157 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
1158 Execute ltrans stage in parallel when jobs is bigger than 1.
1160 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1162 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
1163 pentiumpro on Solaris 8/x86 with Sun as.
1164 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
1166 (gcc_cv_as_ix86_quad): Check for .quad directive.
1167 * configure: Regenerate.
1168 * config.in: Regenerate.
1169 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
1171 2010-05-19 Martin Jambor <mjambor@suse.cz>
1173 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
1174 also for indirect edges. Actual printing moved...
1175 (ipa_print_node_jump_functions_for_edge): ...here.
1176 (ipa_compute_jump_functions): Renamed to
1177 ipa_compute_jump_functions_for_edge and made static.
1178 (ipa_compute_jump_functions): New function.
1179 (make_edge_direct_to_target): Check if the number of arguments on
1180 the newly direct edge is the same as the number of parametrs of
1182 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
1183 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
1184 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1185 analysis functions unconditionally, call the new
1186 ipa_analyze_params_uses on the node instead of every edge.
1188 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
1190 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
1192 (dump_mem_ref): Adopt debug code to handle a tree as step. This
1193 also checks for a constant int vs. non-constant but
1194 loop-invariant steps.
1195 (find_or_create_group): Change the sort algorithm to only consider
1196 steps that are constant ints.
1197 (idx_analyze_ref): Adopt code to handle a tree instead of a
1198 HOST_WIDE_INT for step.
1199 (gather_memory_references_ref): Handle tree instead of int and be
1200 prepared to see a NULL_TREE.
1201 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
1202 prefetches if the step cannot be calculated at compile time.
1203 (issue_prefetch_ref): Issue prefetches for non-constant but
1204 loop-invariant steps.
1206 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1209 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1211 * tree.h (build_call_list): Remove.
1212 * tree.c (build_call_list): Remove.
1214 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1216 * tree.h (build_call_list): Remove.
1217 * tree.c (build_call_list): Remove.
1219 2010-05-18 Jan Hubicka <jh@suse.cz>
1221 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
1223 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
1225 PR rtl-optimization/43332
1226 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
1228 2010-05-18 Anatoly Sokolov <aesok@post.ru>
1230 * tree.h (build_int_cstu): Implement as static inline.
1231 * tree.c (build_int_cstu): Remove function.
1232 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
1235 2010-05-18 Richard Guenther <rguenther@suse.de>
1238 * lto-wrapper.c (verbose): New variable. Initialize from -v.
1239 (debug): Initialize from -save-temps.
1240 (collect_execute): Print command-line when verbose.
1241 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
1242 for ltrans invocation. Produce -dumpbase flag again.
1243 (process_args): Remove.
1245 * collect2.c (maybe_run_lto_and_relink): Only pass object
1246 files to lto-wrapper.
1247 * gcc.c (LINK_COMMAND_SPEC): Likewise.
1249 2010-05-18 Jan Hubicka <jh@suse.cz>
1251 * opts.c (decode_options): Do not disable whopr at ipa_cp.
1252 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
1254 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
1257 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
1259 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
1262 2010-05-18 Jakub Jelinek <jakub@redhat.com>
1265 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
1268 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
1270 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
1271 lto-macho as lto_binary_reader.
1273 * darwin.c (darwin_asm_named_section): Do not add assembler comment
1274 after .section directive; just print it before the directive instead.
1276 2010-05-17 Jan Hubicka <jh@suse.cz>
1278 * cgraph.c (cgraph_create_virtual_clone): Only check
1279 versionable_function_p when not in wpa and checking is enabled.
1280 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
1281 there are no more functions to materialize.
1283 2010-05-17 Jan Hubicka <jh@suse.cz>
1285 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
1286 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
1288 (output_cgraph): Call output_cgraph_opt_summary.
1289 (input_cgrpah): Call input_cgraph_opt_summary.
1290 (output_cgraph_opt_summary_p, output_node_opt_summary,
1291 input_node_opt_summary, input_cgraph_opt_section): New functions.
1292 * lto-section-in.c (lto_section_name): Add cgraphopt.
1293 * tree-inline.c (tree_function_versioning): Handle parm_num.
1294 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
1295 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
1297 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
1299 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
1300 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
1301 the insn to prefetch ratio heuristic to loops with known trip count.
1303 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
1305 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
1306 (schedule_prefetches): Do not generate a prefetch if the unroll factor
1307 is far from what is required by the prefetch.
1309 2010-05-17 Jan Hubicka <jh@suse.cz>
1311 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
1312 (ipcp_estimate_growth): Likewise.
1313 (ipcp_const_param_count): Likewise.
1314 (ipcp_insert_stage): Likewise.
1315 * ipa-prop.c (visit_load_for_mod_analysis): New function.
1316 (visit_store_addr_for_mod_analysis): Set used flag.
1317 (ipa_detect_param_modifications): Set used flag for SSE params;
1318 update use of walk_stmt_load_store_addr_ops.
1319 (ipa_print_node_params): Print used flag.
1320 (ipa_write_node_info): Stream used flag.
1321 (ipa_read_node_info): Likewise.
1322 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
1323 (ipa_is_param_used): New function.
1324 (lto_ipa_fixup_call_notes): Remove unused declaration.
1326 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1329 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
1330 * configure: Regenerate.
1331 * config.in: Regenerate.
1332 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
1333 !HAVE_AS_IX86_REP_LOCK_PREFIX.
1334 Don't emit whitespace.
1335 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
1336 (*rep_movsi): Likewise.
1337 (*rep_movsi_rex64): Likewise.
1338 (*rep_movqi): Likewise.
1339 (*rep_movqi_rex64): Likewise.
1340 (*rep_stosdi_rex64): Likewise.
1341 (*rep_stossi): Likewise.
1342 (*rep_stossi_rex64): Likewise.
1343 (*rep_stosqi): Likewise.
1344 (*rep_stosqi_rex64): Likewise.
1345 (*cmpstrnqi_nz_1): Use {%;} after repz.
1346 (*cmpstrnqi_nz_rex_1): Likewise.
1347 (*cmpstrnqi_1): Likewise.
1348 (*cmpstrnqi_rex_1): Likewise.
1349 (*strlenqi_1): Use {%;} after repnz.
1350 (*strlenqi_rex_1): Likewise.
1351 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
1352 (*sync_compare_and_swap<mode>): Likewise.
1353 (sync_double_compare_and_swap<mode>): Likewise.
1354 (*sync_double_compare_and_swapdi_pic): Likewise.
1355 (sync_old_add<mode>): Likewise.
1356 (sync_add<mode>): Likewise.
1357 (sync_sub<mode>): Likewise.
1358 (sync_<code><mode>): Likewise.
1360 2010-05-17 Martin Jambor <mjambor@suse.cz>
1362 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
1363 otr_token and polymorphic.
1364 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
1365 (cgraph_clone_edge): Copy the above fields.
1366 * tree.c (get_binfo_at_offset): New function.
1367 * tree.h (get_binfo_at_offset): Declare.
1368 * ipa-prop.h (enum jump_func_type): Added known_type jump function
1369 type, reordered items, updated comments.
1370 (union jump_func_value): Added base_type field, reordered fields.
1371 (enum ipa_lattice_type): Moved down in the file.
1372 (struct ipa_param_descriptor): New field polymorphic.
1373 (ipa_is_param_polymorphic): New function.
1374 * ipa-prop.c: Include gimple.h and gimple-fold.h.
1375 (ipa_print_node_jump_functions): Print known type jump functions.
1376 (compute_complex_pass_through): Renamed to...
1377 (compute_complex_assign_jump_func): this.
1378 (compute_complex_ancestor_jump_func): New function.
1379 (compute_known_type_jump_func): Likewise.
1380 (compute_scalar_jump_functions): Create known type and complex ancestor
1382 (ipa_note_param_call): New parameter polymorphic, set the corresponding
1383 flag in the call note accordingly.
1384 (ipa_analyze_call_uses): Renamed to...
1385 (ipa_analyze_indirect_call_uses): this. New parameter target, define
1386 variable var only in the block where it is used.
1387 (ipa_analyze_virtual_call_uses): New function.
1388 (ipa_analyze_call_uses): Likewise.
1389 (combine_known_type_and_ancestor_jfs): Likewise.
1390 (update_jump_functions_after_inlining): Implemented handling of a
1391 number of new jump function types combination.
1392 (print_edge_addition_message): Removed.
1393 (make_edge_direct_to_target): New function.
1394 (try_make_edge_direct_simple_call): Likewise.
1395 (try_make_edge_direct_virtual_call): Likewise.
1396 (update_call_notes_after_inlining): Renamed to...
1397 (update_indirect_edges_after_inlining): this. Moved edge creation for
1398 indirect calls to try_make_edge_direct_simple_call, also calls
1399 try_make_edge_direct_virtual_call for virtual calls.
1400 (ipa_print_node_params): Changed the header message.
1401 (ipa_write_jump_function): Stream also known type jump functions.
1402 (ipa_read_jump_function): Likewise.
1403 (ipa_write_indirect_edge_info): Stream new fields in
1404 cgraph_indirect_call_info.
1405 (ipa_read_indirect_edge_info): Likewise.
1406 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
1409 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1411 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
1413 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
1415 * tree.h (CALL_EXPR_ARGS): Delete.
1416 (call_expr_arglist): Delete.
1417 * tree.c (call_expr_arglist): Delete.
1418 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
1419 targetm.fold_builtin.
1420 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
1421 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
1422 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
1423 arglist parameter. Use CALL_EXPR_ARG.
1424 (picochip_expand_builtin_3op): Likewise.
1425 (picochip_expand_builtin_2opvoid): Likewise.
1426 (picochip_expand_array_get): Likewise.
1427 (picochip_expand_array_put): Likewise.
1428 (picochip_expand_array_testport): Likewise.
1429 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
1430 rather than arglist.
1431 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
1433 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
1434 than TREE_VALUE and TREE_CHAIN.
1435 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
1436 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
1439 2010-05-17 Jakub Jelinek <jakub@redhat.com>
1442 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
1443 to have no fallthru edge.
1446 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
1447 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
1448 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
1449 add BARRIER after previous bb if needed.
1451 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
1453 * tree.c (build_function_type_list_1): Remove bogus assert condition.
1455 2010-05-17 Alan Modra <amodra@gmail.com>
1457 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
1458 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
1459 with copy_reg rtx param.
1460 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
1461 Correct cases where code for ABI_V4 did not initialise the reg
1462 used to access frame. Also leave frame_reg_rtx as sp for large
1463 frames that save no regs.
1465 2010-05-17 Martin Jambor <mjambor@suse.cz>
1468 * tree-sra.c (create_access_replacement): New parameter rename, mark
1469 the replaement for renaming only when it is true.
1470 (get_access_replacement): Pass true in the rename parameter of
1471 create_access_replacement.
1472 (get_unrenamed_access_replacement): New function.
1473 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
1474 replacement declaration from it.
1476 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
1478 * function.c (try_fit_stack_local, add_frame_space): New static
1480 (assign_stack_local_1): Use them. Look for opportunities to use
1481 space previously wasted on alignment.
1482 * function.h (struct frame_space): New.
1483 (struct rtl_data): Add FRAME_SPACE_LIST member.
1484 * reload1.c (something_was_spilled): New static variable.
1485 (alter_reg): Set it.
1486 (reload): Test it in addition to testing if the frame size changed.
1488 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
1490 * config/s390/s390.c: Define sane prefetch settings and activate
1491 flag_prefetch_loop_arrays on -O3.
1492 * config/s390/s390.h: Declare that read can use write prefetch.
1494 2010-05-17 Jakub Jelinek <jakub@redhat.com>
1496 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
1499 2010-05-16 Jan Hubicka <jh@suse.cz>
1501 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
1502 function body; do not check stdarg field of struct function.
1504 2010-05-16 Jan Hubicka <jh@suse.cz>
1506 * cgraph.c (dump_cgraph_node): Dump versionable flag.
1507 * cgraph.h (cgraph_local_info): Add versionable flag.
1508 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
1509 (ipcp_versionable_function_p): Use it.
1510 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
1513 2010-05-16 Jan Hubicka <jh@suse.cz>
1515 * cgraph.c (cgraph_clone_node): Take decl argument and insert
1516 clone into hash when it is different from orig.
1517 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
1518 * cgraph.h (cgraph_clone_node): Update prototype.
1519 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
1520 (lto_cgraph_encoder_delete): Delete body map.
1521 (lto_cgraph_encoder_size): Move to header.
1522 (lto_cgraph_encoder_encode_body_p,
1523 lto_set_cgraph_encoder_encode_body): New.
1524 (lto_output_node): Do not take written_decls argument; output clone_of
1526 (add_node_to): Add include_body_argument; call
1527 lto_set_cgraph_encoder_encode_body on master of the clone.
1528 (add_references): Update use of add_node_to.
1529 (compute_ltrans_boundary): Likewise.
1530 (output_cgraph): Do not create written_decls bitmap.
1531 (input_node): Take nodes argument; stream in clone_of correctly.
1532 (input_cgraph_1): Update use of input_node.
1533 * lto-streamer-out.c (lto_output): Use encoder info to decide
1534 what bodies to output.
1535 * ipa-inline.c (cgraph_clone_inlined_nodes,
1536 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
1537 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
1538 (lto_cgraph_encoder_size): Define here.
1539 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
1542 2010-05-16 Richard Guenther <rguenther@suse.de>
1544 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
1546 * ipa-type-escape.c (gate_type_escape_vars): Run when
1547 -fipa-struct-reorg runs.
1548 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
1549 * common.opt (fipa-type-escape): Remove.
1551 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1553 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
1554 (decode_options): Likewise.
1555 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
1557 2010-05-16 Jan Hubicka <jh@suse.cz>
1559 * ipa.c (function_and_variable_visibility): Also bring local all
1562 2010-05-16 Richard Guenther <rguenther@suse.de>
1564 * alias.c (nonoverlapping_memrefs_p): Remove use of
1565 IPA type-escape information.
1567 2010-05-16 Joseph Myers <joseph@codesourcery.com>
1569 * c-common.c (c_common_reswords): Add _Static_assert for C.
1570 * c-parser.c (c_token_starts_declaration,
1571 c_parser_next_token_starts_declaration,
1572 c_parser_static_assert_declaration_no_semi,
1573 c_parser_static_assert_declaration): New.
1574 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
1575 Handle static assertions if static_assert_ok.
1576 (c_parser_external_declaration, c_parser_declaration_or_fndef,
1577 c_parser_compound_statement_nostart, c_parser_label,
1578 c_parser_for_statement, c_parser_objc_methodprotolist,
1579 c_parser_omp_for_loop): All callers of
1580 c_parser_declaration_or_fndef changed.
1581 (c_parser_struct_declaration): Handle static assertions.
1582 (c_parser_compound_statement_nostart): Use
1583 c_parser_next_token_starts_declaration and
1584 c_token_starts_declaration to detect start of declarations.
1585 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
1588 2010-05-16 Anatoly Sokolov <aesok@post.ru>
1590 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1591 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1592 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1593 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1594 (mmix_function_outgoing_value): Rename to...
1595 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
1596 (mmix_function_value_regno_p): Make static.
1597 (mmix_libcall_value): New function.
1598 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
1599 mmix_function_value_regno_p): Remove declaration.
1601 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1603 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
1604 BUILT_IN_ALLOCA if stack checking is enabled.
1606 2010-05-16 Richard Guenther <rguenther@suse.de>
1608 * var-tracking.c (vars_copy_1): Inline ...
1609 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
1610 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
1611 (variable_merge_over_cur): Adjust. Merge asserts.
1612 (variable_merge_over_src): Likewise.
1613 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
1614 (variable_post_merge_new_vals): Merge asserts.
1615 (variable_post_merge_perm_vals): Likewise.
1616 (find_mem_expr_in_1pdv): Likewise.
1617 (dataflow_set_different_value): Remove.
1618 (onepart_variable_different_p): Merge asserts.
1619 (variable_different_p): Likewise.
1620 (dataflow_set_different_1): Inline ...
1621 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
1622 (emit_notes_for_differences_1): Merge asserts.
1624 2010-05-16 Richard Guenther <rguenther@suse.de>
1626 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
1627 * optabs.c (libfunc_decl_hash): Likewise.
1628 * varasm.c (emutls_decl): Likewise.
1630 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
1632 * c-decl.c: Don't include gimple.h.
1633 (merge_decls): Do not copy gimple_body.
1635 2010-05-15 Jason Merrill <jason@redhat.com>
1637 * c.opt: Add -fnothrow-opt.
1639 2010-05-15 Jan Hubicka <jh@suse.cz>
1641 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
1643 * passes.c (ipa_write_summaries): Write all analyzed nodes.
1645 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
1647 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
1648 * Makefile.in: Add it.
1649 Fix all other Makefile dependencies for changes below.
1650 * tree.h: Include it instead of defining VEC primitives here.
1651 * gimple.h: Likewise.
1653 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
1654 * except.h: Include vecir.h, break dependence on tree.h.
1656 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
1658 * tree-iterator.c: ...to here.
1659 * tree-iterator.h: Fix file introduction comment. Add extern markers.
1661 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
1663 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
1664 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
1665 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
1666 tree-mudflap.h, and target.h.
1667 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
1668 predict.h, tree-inline.h, gimple.h, and langhooks.h.
1669 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
1670 Add FIXME for why gimple.h is still included (should be unnecessary
1671 since GCC 4.5 gimplification unit-at-a-time).
1672 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
1673 * c-pragma.c: Add FIXME for why function.h needs to be included just
1674 for cfun, at front-end level.
1675 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
1676 Do not include ggc.h, but include vecprim.h for VEC(char).
1677 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
1678 Explain why target.h is included.
1679 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
1680 Explain why gimple.h is included.
1681 * c-ppoutput.c: Do not include tm.h.
1682 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
1683 * c-parses.c: Explain why rtl.h is included, and that this (and only
1684 this) is also why tm.h must be included.
1685 Do not include except.h.
1686 * c-lang.c: Do not include ggc.h.
1688 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
1690 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
1692 2010-05-15 Joseph Myers <joseph@codesourcery.com>
1694 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
1695 unions by default if those structs and unions have no tags. Do
1696 not condition anonymous struct and unions handling on flag_iso.
1697 Allow anonymous structs and unions for C1X.
1698 (finish_struct): Do not diagnose lack of named fields when
1699 anonymous structs and unions present for C1X. Accept flexible
1700 array members in structure with anonymous structs or unions but no
1701 directly named fields.
1702 * doc/extend.texi (Unnamed Fields): Update.
1704 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
1706 * gimple.h (compare_field_offset): Rename into...
1707 (gimple_compare_field_offset): ...this.
1708 * gimple.c (compare_field_offset): Rename into...
1709 (gimple_compare_field_offset): ...this. Compare the full access if
1710 the offset is self-referential.
1711 (gimple_types_compatible_p): Adjust for above renaming.
1712 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
1713 DECL_NONADDRESSABLE_P flag of fields before merging them.
1715 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
1717 * tree.h (ctor_to_list): Delete.
1718 * tree.c (ctor_to_list): Delete.
1720 2010-05-15 Jan Hubicka <jh@suse.cz>
1722 * ipa-reference.c: Include toplev.h
1723 (is_proper_for_analysis): Only add to all_module_statics
1725 (write_node_summary_p, stream_out_bitmap,
1726 ipa_reference_write_optimization_summary,
1727 ipa_reference_read_optimization_summary): New.
1728 (struct ipa_opt_pass_d pass_ipa_reference): Add
1729 optimization summary streaming.
1730 * lto-cgraph.c (referenced_from_this_partition_p,
1731 reachable_from_this_partition_p): New functions.
1732 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
1733 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
1734 * opts.c (decode_options): Enable ipa_reference.
1735 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
1736 * lto-streamer.h (referenced_from_this_partition_p,
1737 reachable_from_this_partition_p): Declare.
1739 2010-05-15 Richard Guenther <rguenther@suse.de>
1741 PR tree-optimization/44038
1742 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
1743 taking the address of a V_C_E of a constant.
1745 2010-05-14 Jan Hubicka <jh@suse.cz>
1747 * tree.h (memory_identifier_string): Remove.
1748 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
1749 (ipa_reference_global_vars_info_d): Remove statics_not_read and
1750 statics_not_written.
1751 (ipa_reference_optimization_summary_d): New structure.
1752 (ipa_reference_optimization_summary_t): New type and vector.
1753 (ipa_reference_vars_info_d): Embedd structures instead of using
1755 (reference_vars_to_consider): Remove out of GGC space.
1756 (module_statics_escape): Remove.
1757 (global_info_obstack): Rename to ...
1758 (optimization_summary_obstack): ... this one.
1759 (initialization_status_t): Remove.
1760 (memory_identifier_string): Remove.
1761 (get_reference_vars_info): Fix indenting.
1762 (set_reference_vars_info): Likewise.
1763 (get_reference_optimization_summary): New.
1764 (set_reference_optimization_summary): New.
1765 (get_global_reference_vars_info): Remove.
1766 (ipa_reference_get_read_global): Remove.
1767 (ipa_reference_get_written_global): Remove.
1768 (ipa_reference_get_not_read_global): Update.
1769 (ipa_reference_get_not_written_global): Update.
1770 (is_proper_for_analysis): Outlaw addressable.
1771 (propagate_bits): Update for new datastructures.
1772 (analyze_variable): Remove.
1773 (init_function_info): Update for new datastructures.
1774 (clean_function_local_data): Remove.
1775 (clean_function): Remove.
1776 (copy_global_bitmap): Use optimizations_summary_obstack.
1777 (duplicate_node_data): Duplicate optimization summary only.
1778 (remove_node_data): Remove optimization summary only.
1779 (generate_summary): Do not analyze variables; do not compute
1780 module_statics_escape; do not prune solutions by it.
1781 (read_write_all_from_decl): Fix typos in comments.
1782 (propagate): Doscover readonly and nonaddressable first;
1783 update for new datastructures; share global bitmaps.
1784 * ipa-reference.h (ipa_reference_get_read_global,
1785 ipa_reference_get_written_global): Remove.
1786 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
1787 * Makefile.in: Remove ipa-refereference from GT files.
1789 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1792 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
1793 for all SYMBOL_REF_DECLs.
1795 2010-05-14 Jan Hubicka <jh@suse.cz>
1797 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
1798 (varpool_all_refs_explicit_p): New inline function.
1799 * ipa-reference.c: Update comment.
1800 (module_statics_written): Remove.
1801 (get_static_decl): Remove.
1802 (ipa_init): Do not initialize module_statics_written.
1803 (analyze_function): Likewise.
1804 (generate_summary): Likewise; do not compute module_statics_readonly
1805 and do not update variable flags.
1806 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
1807 * ipa.c: Inlucde flags.h
1808 (cgraph_local_node_p): New.
1809 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
1810 promote functions to local.
1811 (ipa_discover_readonly_nonaddressable_vars): New function.
1812 (function_and_variable_visibility): Use cgraph_local_node_p.
1813 * varpool.c (varpool_finalize_decl): Set force_output for
1814 DECL_PRESERVE_P vars.
1816 2010-05-14 Jan Hubicka <jh@suse.cz>
1818 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
1820 2010-05-14 Richard Guenther <rguenther@suse.de>
1822 PR tree-optimization/44119
1823 * tree-ssa-pre.c (eliminate): Properly mark replacement of
1824 a PHI node necessary.
1826 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
1828 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
1830 2010-05-14 Jason Merrill <jason@redhat.com>
1833 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
1834 (gimple_call_set_nothrow): New.
1835 * gimple.c (gimple_build_call_from_tree): Call it.
1836 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
1839 * gimplify.c (gimplify_seq_add_stmt): No longer static.
1840 * gimple.h: Declare it.
1841 * gimple.c (gimple_build_eh_filter): No ops.
1843 2010-05-14 Jan Hubicka <jh@suse.cz>
1845 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
1846 nodes already in queue.
1847 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
1850 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1853 * cfgexpand.c (expand_debug_expr): If non-memory op0
1854 has BLKmode, return NULL.
1856 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
1858 * config.gcc: Add support for --with-cpu option for bdver1.
1859 * config/i386/i386.h (TARGET_BDVER1): New macro.
1860 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
1861 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1862 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
1863 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1864 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
1865 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
1866 (processor_type): Add PROCESSOR_BDVER1.
1867 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
1868 processor_type in config/i386/i386.h.
1869 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
1870 movaps <reg, reg> instead of movapd <reg, reg> when replacing
1871 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
1872 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
1873 to emit packed xor instead of packed double/packed integer
1874 xor for SSE and AVX when moving a zero value.
1875 * config/i386/sse.md: Add check for
1876 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
1877 movapd/movdqa for SSE and AVX.
1878 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
1879 single logical operations i.e and, or and xor instead of packed double
1880 logical operations for SSE and AVX.
1881 * config/i386/i386-c.c (ix86_target_macros_internal):
1882 Add PROCESSOR_BDVER1.
1883 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
1884 (has_fma4, has_xop): New.
1885 * config/i386/i386.c (bdver1_cost): New variable.
1886 (m_BDVER1): New macro.
1887 (m_AMD_MULTIPLE): Add m_BDVER1.
1888 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
1889 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
1890 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
1891 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
1892 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
1893 x86_tune_sse_partial_reg_dependency,
1894 x86_tune_sse_unaligned_load_optimal,
1895 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
1896 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
1897 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
1898 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
1899 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
1900 Enable/disable for bdver1.
1901 (processor_target_table): Add bdver1_cost.
1902 (cpu_names): Add bdver1.
1903 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
1904 processor_alias_table.
1905 (ix86_expand_vector_move_misalign): Change.
1906 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
1907 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
1908 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
1909 of movupd/movdqu for SSE and AVX.
1910 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
1911 (ix86_tune_adjust_cost): Add code for bdver1.
1912 (standard_sse_constant_opcode): Add check for
1913 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
1914 of packed double xor for SSE and AVX.
1916 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
1918 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
1921 2010-05-14 Tristan Gingold <gingold@adacore.com>
1923 * toplev.c (default_debug_hooks): Remove this variable.
1924 (process_options): Remove assignments to default_debug_hooks.
1926 2010-05-14 Martin Jambor <mjambor@suse.cz>
1928 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
1929 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
1930 * langhooks.h (struct lang_hooks_for_decls): Removed field
1932 * tree.c (free_lang_data): Remove assignment to
1933 lang_hooks.fold_obj_type_ref.
1934 * tree.def (OBJ_TYPE_REF): Update comment.
1936 2010-05-14 Richard Guenther <rguenther@suse.de>
1938 PR tree-optimization/44124
1939 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
1941 2010-05-14 Alan Modra <amodra@gmail.com>
1944 * config/rs6000/rs6000.c (struct machine_function): Reorder
1945 fields for better packing. Add lr_save_state.
1946 (rs6000_ra_ever_killed): Return lr_save_state if set.
1947 (rs6000_emit_eh_reg_restore): Set lr_save_state.
1949 2010-05-13 Jan Hubicka <jh@suse.cz>
1951 * varpool.c (decide_is_variable_needed): Drop code checking
1952 TREE_SYMBOL_REFERENCED.
1954 2010-05-13 Jan Hubicka <jh@suse.cz>
1956 * final.c (output_addr_const): Do not call mark_decl_referenced.
1957 * cgraphunit.c (process_function_and_variable_attributes): Use
1958 mark_needed_node dirrectly.
1959 (assemble_thunk): Do not call mark_decl_referenced.
1961 2010-05-13 Anatoly Sokolov <aesok@post.ru>
1963 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
1965 2010-05-13 Jeff Law <law@redhat.com>
1967 * ira-conflicts.c (print_allocno_conflicts): New function broken out
1969 (print_conflicts): Call print_allocno_conflicts.
1971 2010-05-13 Jakub Jelinek <jakub@redhat.com>
1974 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
1977 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
1979 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
1980 t-mingw-w64 or t-mingw-w32 for multilib configuration.
1981 * config/i386/t-mingw-w32: New.
1982 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
1984 2010-05-13 Martin Jambor <mjambor@suse.cz>
1986 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
1988 * gimple-fold.c (get_base_binfo_for_type): New function.
1989 (gimple_get_relevant_ref_binfo): Likewise.
1990 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1991 (gimple_fold_obj_type_ref): Likewise.
1992 (fold_gimple_call): Simplify condition for folding virtual calls
1993 and call gimple_fold_obj_type_ref.
1994 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
1995 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1997 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
1999 * config/rs6000/rs6000-protos.h
2000 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
2001 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
2002 (rs6000_debug_mode_dependent_address)
2003 (rs6000_mode_dependent_address_ptr): Likewise.
2005 2010-05-13 Jakub Jelinek <jakub@redhat.com>
2008 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
2010 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
2011 * tree-sra.c (create_access_replacement): Call unshare_expr before
2012 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
2013 * dwarf2out.c: Include tree-flow.h.
2014 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
2015 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2016 Handle DW_OP_bit_piece.
2017 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
2018 construct_piece_list, adjust_piece_list): New functions.
2019 (add_var_loc_to_decl): Handle SRA optimized variables.
2020 Adjust for var_loc_note to loc field renaming.
2021 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
2022 in VAR_LOCATION note.
2023 (new_loc_descr_op_bit_piece): New function.
2024 (dw_sra_loc_expr): New function.
2025 (dw_loc_list): Use it. Don't handle the last range after the
2026 loop, handle it inside of the loop. Adjust for var_loc_note
2027 to loc field renaming.
2028 (add_location_or_const_value_attribute): Only special case
2029 single entry loc lists if loc is NOTE_P. Adjust for
2030 var_loc_note to loc field renaming.
2031 (dwarf2out_var_location): Don't set newloc->var_loc_note
2032 and newloc->next here.
2034 2010-05-12 Jan Hubicka <jh@suse.cz>
2036 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
2038 * cgraph.h (cgraph_only_called_directly_p,
2039 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
2040 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
2041 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
2043 * ipa.c (cgraph_remove_unreachable_nodes): Use
2044 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
2046 * tree-inline.c (copy_bb): Check address_taken flag.
2047 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
2048 externally_visible flag.
2050 2010-05-12 Jason Merrill <jason@redhat.com>
2054 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
2055 * sdbout.c (plain_type_1): Likewise.
2056 * dwarf2out.c (is_base_type): Likewise.
2057 (gen_type_die_with_usage): Likewise. Generate
2058 DW_TAG_unspecified_type for any LANG_TYPE.
2060 2010-05-12 Jan Hubicka <jh@suse.cz>
2062 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
2064 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
2065 (cgraph_clone_edge): Update.
2066 (cgraph_node_remove_callees): Remove indirect calls too.
2067 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
2068 (cgraph_create_indirect_edge): Update prototype.
2069 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
2070 is_proper_for_analysis.
2071 (add_new_function, visited_nodes, function_insertion_hook_holder,
2072 get_local_reference_vars_info, mark_address_taken, mark_address,
2073 mark_load, mark_store, check_asm_memory_clobber, check_call,
2074 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
2075 (ipa_init): Do not initialize visited_nodes;
2076 function_insertion_hook_holder.
2077 (analyze_variable): Rewrite.
2078 (analyze_function): Rewrite.
2079 (copy_local_bitmap): Remove.
2080 (duplicate_node_dat): Do not duplicate local info.
2081 (generate_summary): Simplify to only walk cgraph.
2082 (write_node_summary_p, ipa_reference_write_summary,
2083 ipa_reference_read_summary): Remove.
2084 (propagate): Do not remove function insertion;
2086 (pass_ipa_reference): NULLify summary handling fields.
2087 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
2088 (input_edge): Input ecf_flags.
2089 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
2090 (update_indirect_edges_after_inlining): Ignore edges with unknown
2093 2010-05-12 Sriraman Tallam <tmsriram@google.com>
2095 * implicit-zee.c: New file.
2096 * tree-pass.h (pass_implicit_zee): Declare.
2097 * passes.c (init_optimization_passes): Add zee pass.
2098 * common.opt (fzee): New flag.
2099 * timevar.def (TV_ZEE): Define.
2100 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
2102 * Makefile.in (implicit-zee.o): Add new build file.
2104 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2105 Nathan Froyd <froydnj@codesourcery.com>
2107 * c-common.c (sync_resolve_params): Remove write-only variable.
2109 2010-05-12 Anatoly Sokolov <aesok@post.ru>
2111 * target.h (struct gcc_target): Add mode_dependent_address_p field.
2112 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2113 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
2114 * targhooks.c (default_mode_dependent_address_p): New function.
2115 * targhooks.h (default_mode_dependent_address_p): Declare function.
2116 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2117 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
2118 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
2119 target hook. Change return type to bool.
2120 * recog.h: (mode_dependent_address_p): Change return type to bool.
2122 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2123 Nathan Froyd <froydnj@codesourcery.com>
2125 * tree-mudflap.c (build_function_type_0, build_function_type_1,
2126 build_function_type_2, build_function_type_3): Remove.
2127 (mudflap_init): Use build_function_type_list.
2129 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2130 Nathan Froyd <froydnj@codesourcery.com>
2132 * coverage.c (build_fn_info_value): Call build_constructor instead of
2133 build_constructor_from_list.
2134 (build_ctr_info_value): Likewise.
2135 (build_gcov_info): Likewise.
2137 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
2139 * tree.c (build_constructor): Compute TREE_CONSTANT for the
2140 resultant constructor.
2141 (build_constructor_single): Don't set TREE_CONSTANT.
2142 (build_constructor_from_list): Don't compute TREE_CONSTANT.
2144 2010-05-12 Jan Hubicka <jh@suse.cz>
2146 * cgraph.h (struct varpool_node): Add aux.
2147 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
2148 * varpool.c (varpool_remove_node): Do not remove initializer.
2149 (varpool_reset_queue): Export.
2150 (varpool_finalize_decl): Volatile vars are forced to be output.
2151 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
2153 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
2154 process_references, varpool_can_remove_if_no_refs): New functions.
2155 (cgraph_remove_unreachable_nodes): Handle variables too.
2157 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
2160 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
2162 2010-05-12 Jakub Jelinek <jakub@redhat.com>
2165 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
2166 change value of ORT_TASK.
2167 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
2168 (omp_notice_threadprivate_variable): New function.
2169 (omp_notice_variable): Call it for threadprivate variables.
2170 If enclosing ctx is a task, print enclosing task rather than
2171 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
2172 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
2173 if task has untied clause.
2176 * dwarf2out.c (base_type_die): Don't add name attribute here.
2177 (modified_type_die): Instead of sizetype use
2178 its underlying original type. If a DW_TAG_base_type doesn't
2179 have name added, add __unknown__.
2180 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
2181 always call force_type_die instead.
2183 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2185 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
2186 for __stack_chk_guard.
2188 2010-05-11 Jakub Jelinek <jakub@redhat.com>
2190 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
2191 don't call start_source_file debug hook here...
2192 (finish_options): ... but here, after outputting predefined and
2193 command line defines and undefs.
2196 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
2198 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
2199 optimizing away empty bb with no successors, move over its
2200 footer chain to fallthru predecessor.
2201 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
2202 (rtl_split_edge): For asm goto call patch_jump_insn even if
2203 splitting fallthru edge.
2206 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
2207 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
2208 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
2209 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
2213 * c-parser.c (c_parser_expression): Mark LHS of a comma
2214 expression as read if it is a decl, handled component or
2215 COMPOUND_EXPR with that on the RHS.
2216 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
2217 if it is a decl or handled component.
2219 2010-05-11 Jan Hubicka <jh@suse.cz>
2221 * lto-symtab.c (lto_symtab_free): New function.
2222 * lto-streamer.h (lto_symtab_free): Declare.
2224 2010-05-11 Jan Hubicka <jh@suse.cz>
2226 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
2227 that if function is needed it is reachable.
2228 (lto_output_node): See if it the function is reachable or referenced.
2229 (output_cgraph): Update call of lto_output_node.
2230 * lto-streamer.h (reachable_from_other_partition_p): Declare.
2232 2010-05-11 Jan Hubicka <jh@suse.cz>
2234 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
2237 2010-05-11 Jan Hubicka <jh@suse.cz>
2239 PR tree-optimize/44063
2240 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
2242 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
2244 (estimate_function_body_sizes): Compute sizes even when disregarding.
2246 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
2248 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
2250 2010-05-11 Jan Hubicka <jh@suse.cz>
2252 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
2253 into every boundary.
2255 2010-05-11 Jan Hubicka <jh@suse.cz>
2257 * matrix-reorg.c (matrix_reorg): Rebuild edges.
2259 2010-05-11 Jan Hubicka <jh@suse.cz>
2261 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
2262 lto_streamer_cache_delete): Put nodes into heap.
2263 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
2266 2010-05-11 Jan Hubicka <jh@suse.cz>
2268 * cgraphbuild.c (cgraph_rebuild_references): New.
2269 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
2271 * cgraph.h (cgraph_rebuild_references): Declare.
2272 * tree-inline.c (tree_function_versioning): Use it.
2273 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
2275 2010-05-11 Jan Hubicka <jh@suse.cz>
2277 * cgraph.c: Include ipa-utils.h
2278 (cgraph_create_virtual_clone): Update references.
2279 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
2281 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
2283 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
2284 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
2287 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
2289 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
2291 2010-05-11 Jakub Jelinek <jakub@redhat.com>
2293 * gcc.c (execute): For -### don't quote arguments that
2294 contain just alphanumerics and _/-. characters.
2295 * doc/invoke.texi: Document that change for -###.
2298 * df-problems.c (struct dead_debug): Add to_rescan field.
2299 (dead_debug_init): Clear to_rescan field.
2300 (dead_debug_finish): Rescan all debug insns in to_rescan
2301 bitmap and free the bitmap.
2302 (dead_debug_insert_before): Instead of rescanning debug insns
2303 immediately queue their rescanning until dead_debug_finish.
2304 (df_note_bb_compute): After dead_debug_add do continue instead
2307 2010-05-10 Jakub Jelinek <jakub@redhat.com>
2310 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
2311 clear also INSN_REG_USE_LIST.
2313 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2315 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
2317 2010-05-10 Jan Hubicka <jh@suse.cz>
2319 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
2322 2010-05-10 Jan Hubicka <jh@suse.cz>
2324 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
2326 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
2327 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
2328 (lto_streamer_cache_create): Init alloc pool.
2329 (lto_streamer_cache_delete): Free alloc pool.
2330 * lto-streamer.h: Include alloc pool.
2331 (lto_streamer_cache_d): Use alloc pool.
2332 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
2334 2010-05-10 Jan Hubicka <jh@suse.cz>
2336 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
2337 * cgraphbuild.c: Include except.h
2338 (record_type_list, record_eh_tables): New function.
2339 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
2341 2010-05-10 Jan Hubicka <jh@suse.cz>
2343 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
2344 __frame_dummy_init_array_entry, force_to_data): Attribute as used
2347 2010-05-10 Michael Matz <matz@suse.de>
2349 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
2350 (can_reassociate_p): Use FLOAT_TYPE_P.
2351 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
2352 (vect_force_simple_reduction): ... this.
2353 * tree-parloops.c (gather_scalar_reductions): Use
2354 vect_force_simple_reduction.
2355 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
2356 vect_is_simple_reduction, add modify argument, if true rewrite
2357 "a-b" into "a+(-b)".
2358 (vect_is_simple_reduction, vect_force_simple_reduction): New
2360 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
2362 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
2363 Vladimir Makarov <vmakarov@redhat.com>
2365 PR rtl-optimization/44012
2366 * ira-build.c (remove_unnecessary_allocnos): Nullify
2367 regno_allocno_map of the removed allocno.
2369 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2371 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
2373 * configure: Regenerate.
2375 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2377 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
2379 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
2380 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
2382 * configure: Regenerate.
2384 2010-05-10 Richard Guenther <rguenther@suse.de>
2386 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
2387 marked if the entry identifier is marked.
2389 2010-05-10 Richard Guenther <rguenther@suse.de>
2391 * c-common.c (struct c_common_attributes): Add fnspec attribute.
2392 (handle_fnspec_attribute): New function.
2393 * gimple.h (gimple_call_return_flags): Declare.
2394 (gimple_call_arg_flags): Likewise.
2395 * gimple.c (gimple_call_arg_flags): New function.
2396 (gimple_call_return_flags): Likewise.
2397 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
2399 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
2401 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
2402 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
2404 (make_heapvar_for): ... this new function.
2405 (handle_rhs_call): Handle fnspec attribute argument specifiers.
2406 (handle_lhs_call): Likewise.
2407 (find_func_aliases): Adjust.
2409 2010-05-10 Richard Guenther <rguenther@suse.de>
2411 PR tree-optimization/44050
2412 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
2414 2010-05-10 Wei Guozhi <carrot@google.com>
2417 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
2419 2010-05-09 Joseph Myers <joseph@codesourcery.com>
2422 * c-typeck.c (lookup_field): Take a type directly. Update
2424 (build_component_ref): Update call to lookup_field.
2425 (set_init_label): Use lookup_field to find initialized field.
2426 Handle returned list of fields like a sequence of designators.
2428 2010-05-09 Richard Guenther <rguenther@suse.de>
2431 * fold-const.c (tree_single_nonzero_warnv_p): Properly
2432 handle &FUNCTION_DECL.
2434 2010-05-09 Joseph Myers <joseph@codesourcery.com>
2437 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
2438 structures and unions recursively.
2439 (detect_field_duplicates): Move duplicate detection with a hash to
2440 detect_field_duplicates_hash. Always use a hash if anonymous
2441 structures or unions are present.
2442 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
2445 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
2448 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
2449 detect Atom, Core 2 and Core i7.
2451 2010-05-09 Richard Guenther <rguenther@suse.de>
2453 * gcc.c (store_arg): Handle temporary file deletion for
2456 2010-05-09 Richard Guenther <rguenther@suse.de>
2459 * ipa-inline.c (estimate_function_body_sizes): Return after
2460 disregarding inline limits.
2462 2010-05-09 Richard Guenther <rguenther@suse.de>
2464 * gcc.c (store_arg): Revert last change.
2466 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
2469 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
2470 (optimize_ops_list): Call it.
2472 2010-05-08 Richard Guenther <rguenther@suse.de>
2474 PR tree-optimization/44030
2475 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
2476 NECESSARY flag if we propagate from a inserted expression.
2478 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
2480 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
2481 domain types as equal if they are both PLACEHOLDER_EXPRs.
2483 2010-05-08 Richard Guenther <rguenther@suse.de>
2485 * lto-wrapper.c (run_gcc): Remove linker output from
2486 command line for LTRANS invocation.
2488 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
2490 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
2491 lto-macho as lto_binary_reader.
2492 * target.h (struct gcc_target): New hooks lto_start and lto_end.
2493 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
2494 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
2495 in lto_start and lto_end calls.
2496 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
2498 (scan_prog_file): Update is_elf_or_coff call.
2499 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
2501 * collect2.c (main): Fix enum comparison.
2503 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
2505 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
2506 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
2507 and TARGET_ASM_LTO_END.
2508 * darwin.c: Include obstack.h and lto-streamer.h.
2509 (lto_section_names_offset, lto_section_names_obstack,
2510 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
2512 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
2513 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
2514 to a temporary file.
2515 (darwin_asm_lto_end): New function. Restore asm_out_file.
2516 (darwin_asm_named_section): For LTO sections, replace the name with
2517 the offset of the section name in a string table, and build this
2519 (darwin_file_start): Initialize global vars for LTO support.
2520 (darwin_file_end): If output to asm_out_file was redirected, append it
2521 to the proper asm_out_file here. Add the section names section.
2523 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
2525 * c-pragma.c (pending_weak_d, pending_weak): New.
2526 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
2527 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
2528 handle_pragma_weak): Update the uses of pending_weaks.
2530 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2532 PR documentation/44016
2533 * doc/standards.texi (Standards): Link to unversioned
2534 cxx0x_status.html page.
2536 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
2539 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
2540 in addition to TREE_USED, to avoid "set but unused" warnings.
2542 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2544 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
2545 (is_loop_prefetching_profitable): Do not insert prefetches
2546 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
2547 times the prefetch ahead distance.
2549 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2551 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
2552 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
2553 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
2556 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2558 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
2559 a diagnostic info when the insn-to-mem ratio is too small.
2561 2010-05-07 Richard Guenther <rguenther@suse.de>
2563 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
2565 (store_arg): Queue temp_filename for deletion instead of
2568 2010-05-07 Richard Guenther <rguenther@suse.de>
2570 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
2571 (run_gcc): Handle LTRANS phase invocation.
2572 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
2574 2010-05-07 Jakub Jelinek <jakub@redhat.com>
2576 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
2577 this is also meaningful on PARM_DECLs and RESULT_DECLs.
2579 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2581 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
2583 2010-05-07 Richard Guenther <rguenther@suse.de>
2585 PR tree-optimization/44020
2586 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
2587 code when PRE is not yet initialized.
2589 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2591 * config/mips/dbxmdebug.h: Remove.
2592 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
2594 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
2596 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
2597 with null pointer and also warn about ordered comparison of zero with
2600 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2602 * graphite-blocking.c
2603 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
2604 * graphite-clast-to-gimple.c
2605 (clast_to_gcc_expression): Same.
2606 (precision_for_value): Same.
2607 (precision_for_interval): Same.
2608 (gcc_type_for_interval): Same.
2609 (graphite_create_new_guard): Same.
2610 (compute_bounds_for_level): Same.
2611 (graphite_create_new_loop_guard): Same.
2612 * graphite-interchange.c
2613 (build_linearized_memory_access): Same.
2614 (pdr_stride_in_loop): Same.
2615 (memory_strides_in_loop_1): Same.
2616 (memory_strides_in_loop): Same.
2617 (extend_scattering): Same.
2618 (psct_scattering_dim_for_loop_depth): Same.
2619 (pbb_number_of_iterations): Same.
2621 (debug_iteration_domains): Same.
2623 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
2624 (ppl_set_inhomogeneous_gmp): Same.
2625 (ppl_strip_loop): Same.
2626 (ppl_lexico_compare_linear_expressions): Same.
2627 (ppl_read_polyhedron_matrix): Same.
2628 (ppl_max_for_le_pointset): Same.
2630 (ppl_read_polyhedron_matrix): Same.
2631 (tree_int_to_gmp): Same.
2632 (gmp_cst_to_tree): Same.
2633 (ppl_set_inhomogeneous): Same.
2634 (ppl_set_inhomogeneous_tree): Same.
2635 (ppl_set_coef): Same.
2636 (ppl_set_coef_tree): Same.
2637 * graphite-sese-to-poly.c
2638 (build_pbb_scattering_polyhedrons): Same.
2639 (build_scop_scattering): Same.
2640 (scan_tree_for_params_right_scev): Same.
2641 (scan_tree_for_params): Same.
2642 (find_params_in_bb): Same.
2643 (find_scop_parameters): Same.
2644 (add_upper_bounds_from_estimated_nit): Same.
2645 (build_loop_iteration_domains): Same.
2646 (add_condition_to_domain): Same.
2647 (pdr_add_memory_accesses): Same.
2649 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2651 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
2652 CLooG's value_* macros to their respective mpz_* counterparts.
2653 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
2654 (graphite_create_new_loop_guard): Same.
2655 * graphite-interchange.c (build_linearized_memory_access): Same.
2656 (pdr_stride_in_loop): Same.
2657 (memory_strides_in_loop_1): Same.
2658 (1st_interchange_profitable_p): Same.
2659 * graphite-poly.c (extend_scattering): Same.
2660 (psct_scattering_dim_for_loop_depth): Same.
2661 (pbb_number_of_iterations): Same.
2662 (pbb_number_of_iterations_at_time): Same.
2663 * graphite-poly.h (new_1st_loop): Same.
2664 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
2665 (oppose_constraint): Same.
2666 (insert_constraint_into_matrix): Same.
2667 (ppl_set_inhomogeneous_gmp): Same.
2668 (ppl_set_coef_gmp): Same.
2669 (ppl_strip_loop): Same.
2670 (ppl_lexico_compare_linear_expressions): Same.
2671 (ppl_max_for_le_pointset): Same.
2672 (ppl_min_for_le_pointset): Same.
2673 (ppl_build_realtion): Same.
2674 * graphite-ppl.h (gmp_cst_to_tree): Same.
2675 (ppl_set_inhomogeneous): Same.
2676 (ppl_set_inhomogeneous_tree): Same.
2677 (ppl_set_coef): Same.
2678 (ppl_set_coef_tree): Same.
2679 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2680 (build_scop_scattering): Same.
2681 (add_value_to_dim): Same.
2682 (scan_tree_for_params_right_scev): Same.
2683 (scan_tree_for_params_int): Same.
2684 (scan_tree_for_params): Same.
2685 (find_params_in_bb): Same.
2686 (find_scop_parameters): Same.
2687 (add_upper_bounds_from_estimated_nit): Same.
2688 (build_loop_iteration_domains): Same.
2689 (create_linear_expr_from_tree): Same.
2690 (add_condition_to_domain): Same.
2691 (pdr_add_memory_accesses): Same.
2693 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
2694 Jason Merrill <jason@redhat.com>
2696 * c-common.c (c_common_reswords): Add nullptr.
2697 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
2698 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
2699 (gen_type_die_with_usage): Likewise.
2700 * dbxout.c (dbxout_type): Likewise.
2701 * sdbout.c (plain_type_1): Likewise.
2703 2010-05-06 Jason Merrill <jason@redhat.com>
2705 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
2706 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
2708 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
2710 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
2711 stripping WITH_SIZE_EXPR.
2712 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
2715 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2717 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
2718 list of obsolete configurations.
2719 Disabled check for obsolete configurations.
2720 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
2721 Removed support for previous versions.
2722 * config/mips/iris.h: Removed.
2723 * config/mips/iris5.h: Removed.
2724 * config/mips/iris6.h: Merged old iris.h contents.
2725 (TARGET_IRIX): Removed.
2726 (DRIVER_SELF_SPECS): Removed mabi=32.
2727 (IDENT_ASM_OP): Removed undef.
2728 (STARTFILE_SPEC): Removed mabi=32.
2729 (ENDFILE_SPEC): Likewise.
2730 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
2731 (MACHINE_TYPE): Update for IRIX 6.5.
2732 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
2733 TARGET_IRIX by TARGET_IRIX6.
2734 (mips_file_start): Likewise.
2735 (mips_output_external): Remove IRIX 5/6 O32 support.
2736 (mips_output_function_prologue): Likewise.
2737 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
2739 (TARGET_CPU_CPP_BUILTINS): Likewise.
2740 (TARGET_IRIX): Removed.
2741 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
2742 (MULTILIB_DIRNAMES): Removed 32.
2743 (MULTILIB_OSDIRNAMES): Removed ../lib.
2744 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
2745 (Specific, mips-sgi-irix5): Document removal.
2746 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
2747 Remove references to older IRIX 6 releases and the O32 ABI.
2749 2010-05-06 Jakub Jelinek <jakub@redhat.com>
2752 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
2753 instead of DF_REF_REAL_REG.
2755 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
2758 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
2759 handling to still return true for x64 targets.
2761 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2763 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
2765 2010-05-06 Jan Hubicka <jh@suse.cz>
2767 PR tree-optimization/43791
2768 * ipa-inline.c (update_caller_keys): Remove bogus
2769 disregard_inline_limits check.
2771 2010-05-06 Michael Matz <matz@suse.de>
2773 PR tree-optimization/43984
2774 * tree-ssa-pre.c (inserted_phi_names): Remove.
2775 (inserted_exprs): Change to bitmap.
2776 (create_expression_by_pieces): Set bits, don't append to vector.
2777 (insert_into_preds_of_block): Don't handle inserted_phi_names.
2778 (eliminate): Don't look at inserted_phi_names, remove deleted
2779 insns from inserted_exprs.
2780 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
2781 (init_pre, fini_pre): Allocate and free bitmaps.
2782 (execute_pre): Insert insns on edges before elimination.
2784 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2786 * tree.c (initializer_zerop): Handle STRING_CST.
2788 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
2791 * doc/invoke.texi (Wimplicit): Document as C only.
2792 * opts.c (common_handle_option): Add argument kind.
2793 (handle_option): Rename as read_cmdline_option. Factor out code to...
2794 (handle_option): ... here. New.
2795 (handle_options): Rename as read_cmdline_options.
2796 (decode_options): Update call.
2797 (set_option): Use option index instead of option pointer. Classify
2798 diagnostics correctly.
2799 (enable_warning_as_error): Call handle_option.
2800 * opts.h (set_option): Update declaration.
2801 (handle_option): Declare.
2802 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
2803 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
2804 * c-opts.c (set_Wimplicit): Delete.
2805 (c_family_lang_mask): New static constant.
2806 (c_common_handle_option): Add argument kind. Use handle_option
2807 instead of set_Wimplicit.
2808 (c_common_post_options): warn_implicit and warn_implicit_int
2809 are disabled by default.
2810 * c-common.c (warn_implicit): Do not define here.
2811 * c-common.h (warn_implicit): Do not declare here.
2812 (c_common_handle_option): Update declaration.
2813 * lto-opts.c (lto_reissue_options): Update call to set_option.
2815 2010-05-06 Richard Guenther <rguenther@suse.de>
2817 PR tree-optimization/43571
2818 * domwalk.c (walk_dominator_tree): Walk the dominator
2819 sons in more optimal order.
2821 2010-05-06 Richard Guenther <rguenther@suse.de>
2823 PR tree-optimization/43934
2824 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
2825 (stmt_cost): Likewise.
2826 (extract_true_false_args_from_phi): New helper.
2827 (determine_max_movement): For PHI nodes verify we can hoist them
2828 and compute their cost.
2829 (determine_invariantness_stmt): Handle PHI nodes.
2830 (move_computations_stmt): Likewise. Hoist PHI nodes in
2831 if-converted form using COND_EXPRs.
2832 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
2833 (tree_ssa_lim): Likewise.
2834 * tree-flow.h (tree_ssa_lim): Adjust prototype.
2835 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
2837 2010-05-06 Richard Guenther <rguenther@suse.de>
2839 PR tree-optimization/43987
2840 * tree-ssa-structalias.c (could_have_pointers): For possibly
2841 address-taken variables force pointers to be recorded.
2842 (create_variable_info_for_1): Likewise.
2843 (push_fields_onto_fieldstack): Pass in wheter all fields
2845 (find_func_aliases): Query types instead of vars whether
2846 they contain pointers where appropriate.
2848 2010-05-06 Jan Hubicka <jh@suse.cz>
2850 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
2851 (record_reference, mark_address, mark_load, mark_store): Record
2853 (record_references_in_initializer): Update call of record_references.
2854 (rebuild_cgraph_edges): Remove all references before rebuiding.
2855 * cgraph.c (cgraph_create_node): Clear ref list.
2856 (cgraph_remove_node): Remove references.
2857 (dump_cgraph_node): Dump references.
2858 (cgraph_clone_node): Clone references.
2859 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
2860 (struct cgraph_node, varpool_node): Add ref_lst.
2861 * ipa-ref.c: New file.
2862 * ipa-ref.h: New file.
2863 * ipa-ref-inline.h: New file.
2864 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
2865 (referenced_from_other_partition_p): New function.
2866 (lto_output_varpool_node): Take set arugment; call
2867 referenced_from_other_partition.
2868 (lto_output_ref): New.
2869 (add_references): New.
2871 (output_cgraph): Compute boundary based on references; output refs.
2872 (output_varpool): Accept cgraph_node_set argument.
2875 (input_cgraph): Call input_refs.
2876 * lto-section-in.c (lto_section_name): Add refs.
2877 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
2878 (ipa-ref.o): New file.
2879 * varpool.c (varpool_node): Clear ipa ref list.
2880 (varpool_remove_node): Remove references.
2881 (dump_varpool_node): Dump references.
2882 (varpool_assemble_decl): Only compile finalized ones.
2883 (varpool_extra_name_alias): Initialize ref list.
2884 * lto-streamer.c (lto-get_section_name): Add .refs section.
2885 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
2886 (referenced_from_other_partition_p): Declared.
2888 2010-05-06 Ira Rosen <irar@il.ibm.com>
2890 PR tree-optimization/43901
2891 * tree-vect-stmts.c (vectorizable_call): Assert that vector
2892 type is not NULL if it's transformation phase, and return
2893 FALSE if it's analysis.
2894 (vectorizable_conversion, vectorizable_operation,
2895 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
2897 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
2899 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2901 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2903 * config/mips/mips-protos.h
2904 (mips_small_register_classes_for_mode_p): Delete prototype.
2906 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
2908 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
2909 * config/arm/arm.c (multiple_operation_profitable_p,
2910 compute_offset_order): New static functions.
2911 (load_multiple_sequence, store_multiple_sequence): Use them.
2912 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
2913 memory offsets, not register numbers.
2914 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
2916 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
2918 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
2919 (get_pending_sizes, put_pending_size, put_pending_sizes):
2920 Update the uses of pending_sizes.
2921 * c-decl.c (store_parm_decls): Likewise.
2922 * c-tree.h (struct c_arg_info): Likewise.
2923 * tree.h: Update the prototype for get_pending_sizes and
2926 2010-05-05 Jason Merrill <jason@redhat.com>
2929 * c-common.c (handle_aligned_attribute): Respect
2930 ATTR_FLAG_TYPE_IN_PLACE.
2933 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
2934 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2935 (TARGET_INITIALIZER): Use it.
2936 * c-common.c (attribute_takes_identifier_p): Call it.
2937 * c-common.h: Update prototype.
2938 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
2939 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2941 2010-05-05 Jakub Jelinek <jakub@redhat.com>
2944 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
2945 DW_ID_down_case for Fortran compilation units.
2947 2010-05-05 Jan Hubicka <jh@suse.cz>
2949 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
2952 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
2954 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
2955 a variable-sized RESULT_DECL.
2957 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
2959 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
2961 2010-05-05 Jason Merrill <jason@redhat.com>
2964 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
2966 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
2968 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
2969 Jakub Jelinek <jakub@redhat.com>
2972 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
2973 (dead_debug_init, dead_debug_finish): New functions.
2974 (dead_debug_add, dead_debug_insert_before): Likewise.
2975 (df_note_bb_compute): Initialize a dead_debug object, add dead
2976 debug uses to it, insert debug bind insns before death insns,
2977 reset debug insns that refer to pending uses at the end.
2978 * rtl.h (make_debug_expr_from_rtl): New prototype.
2979 * varasm.c (make_debug_expr_from_rtl): New function.
2981 2010-05-05 Jan Hubicka <jh@suse.cz>
2983 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
2984 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
2985 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
2986 lto_varpool_encoder_deref, lto_varpool_encoder_size,
2987 lto_varpool_encoder_encode_initializer_p,
2988 lto_set_varpool_encoder_encode_initializer): New functions.
2989 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
2990 call output_varpool.
2991 (input_varpool_node): Do not always set analyzed.
2992 (input_cgraph_1): Return vector of cgraph nodes.
2993 (input_varpool_1): Return vector of varpools.
2994 (input_cgraph): Free the vectors.
2995 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
2996 output only initializers needed.
2997 (lto_output): Only call output_cgraph.
2998 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
2999 * lto-section-out.c (lto_new_out_decl_state): Initialize
3000 state->varpool_node_encoder.
3001 * lto-streamer.h (lto_varpool_encoder_d): New.
3002 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
3003 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
3004 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
3005 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
3006 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
3008 (output_varpool, input_varpool): Remove declarations.
3010 2010-05-05 Jan Hubicka <jh@suse.cz>
3012 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
3013 with body can prevail.
3015 2010-05-05 Jan Hubicka <jh@suse.cz>
3017 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
3020 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3022 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
3024 * gengtype.h (erro_at_line): Constify pos argument.
3026 * gengtype.c: Include hashtab.h.
3027 (enum gc_used): Document GC_MAYBE_POINTED_TO.
3028 (error_at_line): Constify pos argument.
3029 (do_typedef): Initialize p->opt field.
3030 (get_file_gtfilename): Fix comment typo.
3031 (struct walk_type_data): Constify line field.
3032 (get_output_file_for_structure): New function.
3033 (write_local_func_for_structure): Constify orig_s argument.
3034 Use get_output_file_for_structure.
3035 (write_func_for_structure): Use get_output_file_for_structure.
3036 (INDENT): New define.
3037 (dump_pair, dump_type, dump_type_list, dump_typekind)
3038 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
3039 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
3041 (seen_types): New variable.
3042 (main): New variable do_dump. Process "-d" command line option.
3043 Call dump_everything if dump requested.
3045 2010-05-05 Jakub Jelinek <jakub@redhat.com>
3047 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
3048 in a temporary instead of invoking the macro multiple times.
3049 (track_expr_p): Likewise.
3051 2010-05-04 Neil Vachharajani <nvachhar@google.com>
3053 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
3055 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
3056 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
3057 conditions for printing notes.
3058 * common.opt (-Wcoverage-mismatch): Allow negative, default to
3059 true, update documentation.
3060 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
3062 2010-05-04 Jakub Jelinek <jakub@redhat.com>
3065 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
3068 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3071 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
3072 (*sse_prologue_save_insn1): Likewise.
3073 (SSE prologue save splitter): Likewise.
3075 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
3077 * tree.c (free_lang_data_in_one_sizepos): New inline function.
3078 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
3079 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
3080 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
3081 all decls. Call it on DECL_FIELD_OFFSET of fields.
3082 (find_decls_types_r): Follow DECL_VALUE_EXPR.
3083 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
3085 2010-05-04 Martin Jambor <mjambor@suse.cz>
3087 * tree-sra.c (build_access_from_expr_1): The first parameter type
3088 changed to simple tree.
3089 (build_access_from_expr): Likewise, gsi parameter was eliminated.
3090 (scan_assign_result): Renamed to assignment_mod_result, enum elements
3092 (build_accesses_from_assign): Removed all parameters except for a
3093 simple gimple statement. Now returns a simple bool.
3094 (scan_function): All non-analysis parts moved to separate functions
3095 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
3096 parameters and updated both callers.
3097 (sra_modify_expr): Removed parameter data.
3098 (sra_modify_function_body): New function.
3099 (perform_intra_sra): Call sra_modify_function_body to modify the
3101 (replace_removed_params_ssa_names): Parameter data changed into
3103 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
3104 changed the parameter dont_convert to convert with the opposite
3106 (sra_ipa_modify_assign): Parameter data changed into adjustments
3107 vector, return value changed to bool.
3108 (ipa_sra_modify_function_body): New function.
3109 (sra_ipa_reset_debug_stmts): Updated a comment.
3110 (modify_function): Use ipa_sra_modify_function_body to modify function
3113 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3116 * alias.c (true_dependence): Handle the same VALUE in x and mem.
3117 (canon_true_dependence): Likewise.
3118 (write_dependence_p): Likewise.
3120 2010-05-04 Jan Hubicka <jh@suse.cz>
3122 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
3123 * cgraphbuild.c: Include ipa-utils.h
3124 (record_reference_ctx): New struct.
3125 (record_reference): Simplify to work on initializers; not statements.
3126 (mark_address, mark_load, mark_store): New.
3127 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3129 (record_references_in_initializer): Update use of record_reference.
3130 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3133 2010-05-04 Jan Hubicka <jh@suse.cz>
3135 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
3136 node will be removed anyway.
3137 (lto_varpool_replace_node): Allow also unanalyzed nodes;
3138 relink aliases of node into prevailing node.
3139 * varpool.c (varpool_remove_node): Remove aliases properly;
3140 when removing node, remove all its aliases too; remove DECL_INITIAL
3141 of removed node; ggc_free the varpool node.
3143 2010-05-04 Richard Guenther <rguenther@suse.de>
3145 PR tree-optimization/43879
3146 * tree-ssa-structalias.c (alias_get_name): Use
3147 DECL_ASSEMBLER_NAME if available.
3148 (create_function_info_for): Return the varinfo node.
3149 (ipa_pta_execute): Associate same-body aliases and extra names
3150 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
3152 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
3154 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
3156 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
3159 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
3160 only if HONOR_REG_ALLOC_ORDER is not defined.
3162 2010-05-04 Richard Guenther <rguenther@suse.de>
3164 PR tree-optimization/43949
3165 * tree-vrp.c (extract_range_from_binary_expr): Only handle
3168 2010-04-26 Jason Merrill <jason@redhat.com>
3170 * c.opt (-fstrict-enums): New.
3171 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
3173 2010-05-03 David Ung <davidu@mips.com>
3174 James E. Wilson <wilson@codesourcery.com>
3176 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
3177 emit the trap instruction before the divide for TUNE_74K.
3179 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
3181 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
3182 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
3183 based on the above, for new target hook.
3185 * hooks.c (hook_bool_mode_true): New generic hook.
3186 * hooks.h (hook_bool_mode_true): Add prototype.
3188 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
3190 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
3191 target hook, set to hook_bool_mode_false.
3192 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
3193 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
3194 with targetm.small_register_classes_for_mode_p.
3195 (find_reusable_reload): Likewise.
3196 (combine_reloads): Likewise.
3197 * reload1.c (reload_as_needed): Likewise.
3198 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
3199 * ifcvt.c (noce_process_if_block, check_cond_move_block,
3200 dead_or_predicable): Likewise.
3201 * regmove.c (optimize_reg_copy_1): Likewise.
3202 * calls.c (prepare_call_address): Likewise.
3203 (precompute_register_parameters): Likewise.
3205 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
3207 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
3208 implementation of the hook that considers all register classes
3209 small except for SH64.
3210 (sh_override_options): Use the new hook.
3211 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
3214 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
3216 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
3217 implementation of the hook that considers all register classes
3219 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
3222 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
3224 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
3225 implementation of the hook that considers all register classes
3227 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
3230 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
3232 * config/m32c/m32c.h: Likewise.
3233 * config/pdp11/pdp11.h: Likewise.
3234 * config/avr/avr.h: Likewise.
3235 * config/xtensa/xtensa.h: Likewise.
3236 * config/m68hc11/m68hc11.h: Likewise.
3237 * config/mn10300/mn10300.h: Likewise.
3238 * config/mcore/mcore.h: Likewise.
3239 * config/h8300/h8300.h: Likewise.
3240 * config/bfin/bfin.h: Likewise.
3242 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
3243 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
3245 2010-05-03 Anatoly Sokolov <aesok@post.ru>
3247 * double-int.h (tree_to_double_int): Remove macro.
3248 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
3249 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
3250 (tree_to_double_int): New function.
3251 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
3253 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
3255 2010-05-03 Richard Guenther <rguenther@suse.de>
3257 PR tree-optimization/43971
3258 * tree-ssa-structalias.c (get_constraint_for_1): Fix
3259 constraints in the !flag_delete_null_pointer_checks case.
3261 2010-05-03 Jakub Jelinek <jakub@redhat.com>
3264 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
3265 result mode matches original rtl mode.
3267 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
3270 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
3272 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3274 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
3275 when processing flag options.
3277 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3279 * gcov-iov.c (main): Change format string placeholder
3280 from %#08x to 0x%08x.
3281 * genchecksum.c (dosum): Change format string placeholder
3282 from %#02x to 0x%02x.
3284 2010-05-02 Richard Guenther <rguenther@suse.de>
3286 PR tree-optimization/43879
3287 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
3289 2010-05-02 Bruno Haible <bruno@clisp.org>
3291 * doc/extend.texi (Function Attributes): Fix a typo.
3293 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3296 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
3297 placeholder from 0x%x to %#x.
3298 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
3299 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3300 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3301 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3302 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3303 * config/i386/i386.c (ix86_target_string): Ditto.
3304 * config/i386/i386.c (output_pic_addr_const): Ditto.
3305 (print_operand): Ditto.
3307 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3309 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
3310 placeholder from 0x%x to %#x.
3311 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
3312 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
3313 (ASM_OUTPUT_DEBUG_DATA): Ditto.
3314 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
3315 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
3316 * optc-gen.awk: Ditto.
3317 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
3318 (HOST_WIDE_INT_PRINT_HEX): Ditto.
3319 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
3320 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
3322 2010-05-01 Anatoly Sokolov <aesok@post.ru>
3324 * target.h (struct calls): Add function_value_regno_p field.
3325 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
3326 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
3327 * targhooks.c (default_function_value_regno_p): New function.
3328 * targhooks.h (default_function_value_regno_p): Declare function.
3329 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
3330 * builtins.c. (apply_result_size): (Ditto.).
3331 * combine.c. (likely_spilled_retval_p): (Ditto.).
3332 * mode-switching.c. Include 'target.h'.
3333 (create_pre_exit): Use function_value_regno_p hook.
3334 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
3335 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
3336 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
3338 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
3339 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
3340 (ix86_function_value_regno_p): Declare as static, change argument
3341 type to const unsigned int.
3342 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
3344 2010-05-01 Richard Guenther <rguenther@suse.de>
3346 PR tree-optimization/43949
3347 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
3349 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
3351 2010-05-01 Anatoly Sokolov <aesok@post.ru>
3353 * rtl.h (CONST_DOUBLE_P): Define.
3354 (rtx_to_double_int): Declare.
3355 * emit-rtl.c (rtx_to_double_int): New function.
3356 * dwarf2out.c (insert_double): New function.
3357 (loc_descriptor, add_const_value_attribute): Clean up, use
3358 rtx_to_double_int and insert_double functions.
3360 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
3362 * doc/extend.texi (Inline): Add missing return keyword to examples.
3363 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
3366 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
3368 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
3369 the variable part of the offset as well. Use highest_pow2_factor for
3370 all alignment checks.
3372 2010-04-30 Richard Guenther <rguenther@suse.de>
3374 PR tree-optimization/43879
3375 * tree-ssa-structalias.c (type_could_have_pointers): Functions
3378 2010-04-30 Jan Hubicka <jh@suse.cz>
3380 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
3382 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
3384 2010-04-30 Jan Hubicka <jh@suse.cz>
3386 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
3388 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
3389 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
3390 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
3391 cgraph_node_set_needs_ltrans_p): Remove.
3393 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
3395 * sdbout.c: Include vec.h, do not include varray.h.
3396 (deferred_global_decls, sdbout_global_decl,
3397 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
3398 * toplev.c: Do not include varray.h.
3399 (dump_memory_report): Do not dump VARRAY statistics.
3400 * gengtype.c (open_base_file): Ignore varray.h.
3401 * Makefile.in: Update for abovementioned changes.
3402 Remove all traces of varray.c and varray.h.
3403 * varray.c: Remove file.
3404 * varray.h: Remove file.
3406 2010-04-30 Jan Hubicka <jh@suse.cz>
3408 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
3411 2010-04-30 Jan Hubicka <jh@suse.cz>
3413 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
3416 2010-04-30 Richard Guenther <rguenther@suse.de>
3418 * tree-ssa-structalias.c (get_constraint_for_1): Generate
3419 constraints for CONSTRUCTOR.
3421 2010-04-30 Richard Guenther <rguenther@suse.de>
3424 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
3425 first after all lowering passes.
3427 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
3429 * toplev.c: Include varray.h for statistics dumping.
3430 * tree.h: Do not declare varray_head_tag.
3431 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
3432 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
3433 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
3434 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
3435 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
3436 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
3437 c-common.c, c-common.h, reg-stack.c, basic-block.h,
3438 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
3440 * Makefile.in: Update for abovementioned changes.
3442 2010-04-30 Jakub Jelinek <jakub@redhat.com>
3445 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
3447 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
3449 * config/picochip/picochip.c (picochip_legitimize_address): Define.
3450 Use this function to do machine-specific conversion.
3451 (picochip_legitimize_reload_address): Likewise.
3452 (picochip_legitimate_address_p): Check valid base register only if
3454 (picochip_check_conditional_copy): Check for modw only if opnd is
3456 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
3457 to call the function in c.
3458 * config/picochip/picochip-protos.h
3459 (picochip_legitimize_reload_address): Define.
3460 * config/picochip/picochip.md (supported_compare1): Define.
3462 2010-04-30 Jan Hubicka <jh@suse.cz>
3464 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
3465 (cgraph_global_info): Remove inlined.
3466 (LTO_cgraph_tag_names): Remove.
3467 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
3468 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
3469 simplify cgraph tags and document.
3470 (lto_output_node): Use only LTO_cgraph_unavail_node and
3471 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
3472 for_functions_valid, global info, process and output flags.
3473 (input_overwrite_node): Initialize estimated stack size and
3474 estimated growth. Do not read flags we no longer store.
3475 (input_node): Likewise do not read info no longer stored.
3476 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
3479 2010-04-30 Richard Guenther <rguenther@suse.de>
3481 PR tree-optimization/43879
3482 * tree-ssa-structalias.c (get_constraint_for_1): Properly
3483 handle non-zero initializers.
3485 2010-04-30 Richard Guenther <rguenther@suse.de>
3487 * builtins.c (fold_builtin_1): Delete free (0).
3489 2010-04-29 Jan Hubicka <jh@suse.cz>
3491 * gengtype.c (open_base_files): Add lto-streamer.h
3492 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
3493 (pass_ipa_cp): GGC collect.
3494 * toplev. (compile_file): Do not output symbols.
3495 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
3496 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
3497 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
3498 * lto-section-in.c: Include ggc.h
3499 (lto_new_in_decl_state): Alloc in GGC.
3500 (lto_delete_in_decl_state): Likewise.
3501 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
3504 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
3507 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
3508 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
3509 (HONOR_REG_ALLOC_ORDER): Describe new macro.
3510 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
3511 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
3512 account only if HONOR_REG_ALLOC_ORDER is not defined.
3513 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
3514 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
3516 2010-04-29 Jon Grant <04@jguk.org>
3518 * collect2.c (vflag): Change type from int to bool.
3520 (helpflag): New global bool.
3521 (main): Set vflag and debug with boolean, not integer truth values.
3522 Accept new "--help" option and output usage text if found.
3523 * collect2.h (vflag): Update prototype.
3526 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
3529 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
3531 2010-04-29 Richard Guenther <rguenther@suse.de>
3534 * plugin.h (invoke_plugin_callbacks): Annotate arguments
3535 with ATTRIBUTE_UNUSED.
3537 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
3540 * config/i386/i386.c (get_some_local_dynamic_name): Replace
3541 INSN_P with NONDEBUG_INSN_P.
3542 (distance_non_agu_define): Likewise.
3543 (distance_agu_use): Likewise.
3545 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
3547 From Dominique d'Humieres <dominiq@lps.ens.fr>
3549 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
3552 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
3554 * plugin.h (invoke_plugin_callbacks): New inline function.
3555 * plugin.c (flag_plugin_added): New global flag.
3556 (add_new_plugin): Initialize above flag.
3557 (invoke_plugin_callbacks): Rename to ...
3558 (invoke_plugin_callbacks_full): ... this.
3560 2010-04-28 Jan Hubicka <jh@suse.cz>
3562 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
3563 (lto_varpool_replace_node): New.
3564 (lto_symtab_resolve_symbols): Resolve varpool nodes.
3565 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
3566 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
3567 * cgraph.h (varpool_node_ptr): New type.
3568 (varpool_node_ptr): New vector.
3569 (varpool_node_set_def): New structure.
3570 (varpool_node_set): New type.
3571 (varpool_node_set): New vector.
3572 (varpool_node_set_element_def): New structure.
3573 (varpool_node_set_element, const_varpool_node_set_element): New types.
3574 (varpool_node_set_iterator): New type.
3575 (varpool_node): Add prev pointers, add used_from_other_partition,
3577 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
3578 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
3579 varpool_get_node, varpool_remove_node): Declare.
3580 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
3581 varpool_node_set_size): New inlines.
3582 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
3583 * tree-pass.h (varpool_node_set_def): Forward declare.
3584 (ipa_opt_pass_d): Summary writting takes vnode sets too.
3585 (ipa_write_optimization_summaries): Update prototype.
3586 * ipa-cp.c (ipcp_write_summary): Update.
3587 * ipa-reference.c (ipa_reference_write_summary): Update.
3588 * lto-cgraph.c (lto_output_varpool_node): New static function.
3589 (output_varpool): New function.
3590 (input_varpool_node): New static function.
3591 (input_varpool_1): New function.
3592 (input_cgraph): Input varpool.
3593 * ipa-pure-const.c (pure_const_write_summary): Update.
3594 * lto-streamer-out.c (lto_output): Update, output varpool too.
3595 (write_global_stream): Kill WPA hack.
3596 (produce_asm_for_decls): Update.
3597 (output_alias_pair_p): Handle variables.
3598 (output_unreferenced_globals): Output only needed partition of varpool.
3599 * ipa-inline.c (inline_write_summary): Update.
3600 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
3602 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
3603 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
3604 varpool_node_set_new, varpool_node_set_add,
3605 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
3606 debug_varpool_node_set): New functions.
3607 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
3608 (execute_one_pass): Process new decls too.
3609 (ipa_write_summaries_2): Pass around vsets.
3610 (ipa_write_summaries_1): Likewise.
3611 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
3613 (ipa_write_optimization_summaries_1): Pass around vsets.
3614 (ipa_write_optimization_summaries): Likewise.
3615 * varpool.c (varpool_get_node): New.
3616 (varpool_node): Update doubly linked lists.
3617 (varpool_remove_node): New.
3618 (dump_varpool_node): More dumping.
3619 (varpool_enqueue_needed_node): Update doubly linked lists.
3620 (decide_is_variable_needed): Kill ltrans hack.
3621 (varpool_finalize_decl): Kill lto hack.
3622 (varpool_assemble_decl): Skip decls in other partitions.
3623 (varpool_assemble_pending_decls): Update doubly linkes lists.
3624 (varpool_empty_needed_queue): Likewise.
3625 (varpool_extra_name_alias): Likewise.
3626 * lto-streamer.c (lto_get_section_name): Add vars section.
3627 * lto-streamer.h (lto_section_type): Update.
3628 (output_varpool, input_varpool): Declare.
3630 2010-04-28 Mike Stump <mikestump@comcast.net>
3632 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
3634 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3636 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
3637 record or union type with RECORD_OR_UNION_TYPE_P predicate.
3638 (lto_input_ts_type_tree_pointers): Likewise.
3639 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
3640 (lto_output_ts_type_tree_pointers): Likewise.
3642 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3644 Uniquization of constants at the Tree level
3645 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
3646 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
3648 (tree_output_constant_def): Declare.
3649 * gimplify.c (gimplify_init_constructor): When using block copy, first
3650 uniquize the constant constructor on the RHS.
3651 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
3652 DECL_IN_CONSTANT_POOL flag.
3653 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
3654 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
3656 (assemble_variable): Deal with symbols belonging to the tree constant
3658 (get_constant_section): Add ALIGN parameter and simplify.
3659 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
3660 (assemble_constant_contents): Use the expression of the VAR_DECL.
3661 (output_constant_def_contents): Use the alignment of the VAR_DECL.
3662 (tree_output_constant_def): New global function.
3663 (mark_constant): Use the expression of the VAR_DECL.
3664 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
3666 (output_object_block): Likewise and assemble the expression.
3668 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3670 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
3671 hash_tree, eq_tree): New tree hash table.
3672 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
3673 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
3674 lto_orig_address_remove): Reimplement.
3676 2010-04-28 Xinliang David Li <davidxl@google.com>
3679 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
3680 (compute_uninit_opnds_pos): New function.
3681 (is_non_loop_exit_postdominating): New function.
3682 (compute_control_dep_chain): New function.
3683 (find_pdom): New function.
3684 (convert_control_dep_chain_into_preds): New function.
3685 (find_predicates): New function.
3686 (find_control_equiv_block): New function.
3687 (collect_phi_def_edges): New function.
3688 (find_def_preds): New function.
3689 (find_dom): New function.
3690 (dump_predicates): New function.
3691 (get_cmp_code): New function.
3692 (is_value_included_in): New function.
3693 (find_matching_predicate_in_rest_chains): New function.
3694 (use_pred_not_overlap_with_undef_path_pred): New function.
3695 (is_use_properly_guarded): New function.
3696 (normalize_cond_1): New function.
3697 (is_and_or_or): New function.
3698 (normalize_cond): New function.
3699 (is_gcond_subset_of): New function.
3700 (is_subset_of_any): New function.
3701 (is_or_set_subset_of): New function.
3702 (is_and_set_subset_of): New function.
3703 (is_norm_cond_subset_of): New function.
3704 (is_pred_expr_subset_of): New function.
3705 (is_pred_chain_subset_of): New function.
3706 (is_included_in): New function.
3707 (is_superset_of): New function.
3708 (find_uninit_use): New function.
3709 (warn_uninitialized_phi): New function.
3710 (compute_possibly_undefined_names): New function.
3711 (ssa_undefined_value_p): New function.
3712 (execute_late_warn_uninitialized): New function.
3713 * tree-ssa.c (ssa_undefined_value_p): Removed.
3714 (warn_uninit): Changed to extern.
3715 (warn_uninitialized_phi): Removed.
3716 (warn_uninitialized_vars): Changed to extern.
3717 (execute_late_warn_uninitialized): Removed
3718 * tree-flow.h: Add new prototypes.
3719 * timevar.def: Add new time variable.
3720 * Makefile.in: Add new build file.
3722 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
3724 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3727 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3730 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
3732 2010-04-28 Martin Jambor <mjambor@suse.cz>
3734 * cgraph.h (struct cgraph_node): New field indirect_calls.
3735 (struct cgraph_indirect_call_info): New type.
3736 (struct cgraph_edge): Removed field indirect_call. New fields
3737 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
3738 (cgraph_create_indirect_edge): Declare.
3739 (cgraph_make_edge_direct): Likewise.
3740 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
3741 * ipa-prop.h (struct ipa_param_call_note): Removed.
3742 (struct ipa_node_params): Removed field param_calls.
3743 (ipa_create_all_structures_for_iinln): Declare.
3744 * cgraph.c: Described indirect edges and uids in initial comment.
3745 (cgraph_add_edge_to_call_site_hash): New function.
3746 (cgraph_edge): Search also among the indirect edges, use
3747 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
3748 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
3749 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
3751 (initialize_inline_failed): Assign a reason to indirect edges.
3752 (cgraph_create_edge_1): New function.
3753 (cgraph_create_edge): Moved some functionality to
3754 cgraph_create_edge_1.
3755 (cgraph_create_indirect_edge): New function.
3756 (cgraph_edge_remove_callee): Add an assert checking for
3758 (cgraph_edge_remove_caller): Special-case indirect edges.
3759 (cgraph_remove_edge): Likewise.
3760 (cgraph_set_edge_callee): New function.
3761 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
3762 (cgraph_make_edge_direct): New function.
3763 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
3764 the declaration of the call statement matches.
3765 (cgraph_node_remove_callees): Special-case indirect edges.
3766 (cgraph_clone_edge): Likewise.
3767 (cgraph_clone_node): Clone also the indirect edges.
3768 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
3769 indirect_call, dump count of indirect_calls edges.
3770 * ipa-prop.c (iinlining_processed_edges): New variable.
3771 (ipa_note_param_call): Create indirect edges instead of
3772 creating notes. New parameter node.
3773 (ipa_analyze_call_uses): New parameter node, pass it on to
3774 ipa_note_param_call.
3775 (ipa_analyze_stmt_uses): Likewise.
3776 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
3777 (print_edge_addition_message): Work on edges rather than on notes.
3778 (update_call_notes_after_inlining): Likewise, renamed to
3779 update_indirect_edges_after_inlining.
3780 (ipa_create_all_structures_for_iinln): New function.
3781 (ipa_free_node_params_substructures): Do not free notes.
3782 (ipa_edge_duplication_hook): Propagate bits within
3783 iinlining_processed_edges bitmap.
3784 (ipa_node_duplication_hook): Do not duplicate notes.
3785 (free_all_ipa_structures_after_ipa_cp): Renamed to
3786 ipa_free_all_structures_after_ipa_cp.
3787 (free_all_ipa_structures_after_iinln): Renamed to
3788 ipa_free_all_structures_after_iinln.
3789 (ipa_write_param_call_note): Removed.
3790 (ipa_read_param_call_note): Removed.
3791 (ipa_write_indirect_edge_info): New function.
3792 (ipa_read_indirect_edge_info): Likewise.
3793 (ipa_write_node_info): Do not stream notes, do stream information
3795 (ipa_read_node_info): Likewise.
3796 (lto_ipa_fixup_call_notes): Removed.
3797 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
3798 * ipa-inline.c (pass_ipa_inline): Likewise.
3799 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
3800 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
3801 * tree-inline.c (copy_bb): Removed an unnecessary double check for
3803 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
3805 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
3806 (output_cgraph): Stream also indirect edges.
3807 (lto_output_edge): Added capability to stream indirect edges.
3808 (input_edge): Likewise.
3809 (input_cgraph_1): Likewise.
3810 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
3813 2010-04-28 Richard Guenther <rguenther@suse.de>
3815 PR tree-optimization/43879
3816 PR tree-optimization/43909
3817 * tree-ssa-structalias.c (struct variable_info): Add
3818 only_restrict_pointers flag.
3819 (new_var_info): Initialize it. Increment stats.total_vars here.
3820 (create_function_info_for): Do not increment stats.total_vars here.
3821 (get_function_part_constraint): Fix build with C++.
3822 (insert_into_field_list): Remove.
3823 (push_fields_onto_fieldstack): Properly merge fields.
3824 (create_variable_info_for): Split and simplify.
3825 (create_variable_info_for_1): New piece.
3826 (intra_create_variable_infos): Properly make restrict constraints
3829 2010-04-28 Richard Guenther <rguenther@suse.de>
3832 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
3834 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
3835 Jan Hubicka <hubicka@ucw.cz>
3837 * doc/invoke.texi (-Wsuggest-attribute=const,
3838 -Wsuggest-attribute=pure): Document.
3839 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
3840 (function_always_visible_to_compiler_p,
3841 suggest_attribute, warn_function_pure, warn_function_const):
3843 (check_call): Improve debug info.
3844 (analyze_function): Do not check availability.
3845 (add_new_function): Check availability.
3846 (propagate): Output warnings.
3847 (skip_function_for_local_pure_const): New function.
3848 (local_pure_const): Use it; output warnings.
3849 * common.opt (Wsuggest-attribute=const,
3850 Wsuggest-attribute=pure): New.
3852 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3854 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
3855 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
3856 or DW_CFA_def_cfa_offset{,_sf}.
3858 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3860 * tree.h: Fix truncated long macros.
3862 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
3864 * collect2.c (TARGET_64BIT): Redefine to target's default.
3865 * tlink.c: Likewise.
3866 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
3867 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
3868 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
3869 for underscoring __USER_LABEL_PREFIX__.
3870 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
3871 (SUB_LINK_ENTRY32): New.
3872 (SUB_LINK_ENTRY64): New.
3873 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
3874 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
3875 (SUB_LINK_ENTRY64): New.
3876 (SUB_LINK_ENTRY): New.
3877 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
3878 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
3879 x64 target is choosen.
3880 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
3881 * configure: Regenerated.
3882 * configure.ac (leading-mingw64-underscores): Option added.
3884 2010-04-27 Jan Hubicka <jh@suse.cz>
3886 * doc/invoke.texi (-fipa-profile): Document.
3887 * opts.c (decode_options): Enable ipa-profile at -O1.
3888 * timevar.def (TV_IPA_PROFILE): Define.
3889 * common.opt (fipa-profile): Add.
3890 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
3892 (cgraph_propagate_frequency): Handle only local ones.
3893 * tree-pass.h (pass_ipa_profile): Declare.
3894 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
3895 (pass_ipa_profile): Use TV_IPA_PROFILE.
3896 * ipa.c (ipa_profile): New function.
3897 (gate_ipa_profile): Likewise.
3898 (pass_ipa_profile): New global variable.
3899 * passes.c (pass_ipa_profile): New.
3901 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
3903 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
3905 2010-04-27 Martin Jambor <mjambor@suse.cz>
3908 * ipa.c (dissolve_same_comdat_group_list): New function.
3909 (function_and_variable_visibility): Call
3910 dissolve_same_comdat_group_list when comdat group contains external or
3912 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
3913 lists are circular and that they contain only DECL_ONE_ONLY nodes.
3915 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3917 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
3918 (const_hash_1) <VECTOR_CST>: New case.
3919 (compare_constant) <VECTOR_CST>: Likewise.
3920 <ADDR_EXPR>: Deal with LABEL_REFs.
3921 (copy_constant) <VECTOR_CST>: New case.
3923 2010-04-27 Jan Hubicka <jh@suse.cz>
3925 * cgraph.c (cgraph_propagate_frequency): New function.
3926 * cgraph.h (cgraph_propagate_frequency): Declare.
3927 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
3928 cgraph_propagate_frequency.
3930 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3932 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
3934 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
3937 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
3938 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
3939 here to determine which regs to push and how much stack to reserve.
3941 2010-04-27 Jie Zhang <jie@codesourcery.com>
3943 * doc/gimple.texi (gimple_statement_with_ops): Remove
3944 addresses_taken field.
3945 (gimple_statement_with_memory_ops): Likewise.
3947 2010-04-27 Jan Hubicka <jh@suse.cz>
3949 * tree-inline.c (eni_inlining_weights): Remove.
3950 (estimate_num_insns): Special case more builtins.
3952 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
3955 * c-typeck.c (build_binary_op): Move forward check for comparison
3956 pointer with null pointer constant and adjust the diagnostic message.
3958 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
3961 * configure.ac (gcc_cv_as_section_has_align): Set if installed
3962 binutils supports extended .section directive needed by LTO, or
3963 warn if older binutils found.
3964 (LTO_BINARY_READER): New AC_SUBST'd variable.
3965 (LTO_USE_LIBELF): Likewise.
3966 * gcc/config.gcc (lto_binary_reader): New target-specific configure
3968 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
3969 (LTO_USE_LIBELF): Likewise.
3970 * configure: Regenerate.
3972 * collect2.c (is_elf): Rename from this ...
3973 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
3974 object files in addition to ELF-formatted ones.
3975 (scan_prog_file): Caller updated. Also allow for LTO info marker
3976 symbol to be prefixed or not by an extra underscore.
3978 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
3979 * config/i386/winnt.c: Also #include lto-streamer.h
3980 (i386_pe_asm_named_section): Specify 1-byte section alignment for
3982 (i386_pe_asm_output_aligned_decl_common): Add comment.
3983 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
3985 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
3988 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
3989 Add missing earlyclobber for second alternative.
3991 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
3993 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
3994 bits for artificial defs at the top of the block.
3995 * fwprop.c (single_def_use_enter_block): Don't call it.
3997 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
4000 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
4001 instead of "$gcc_cv_objdump -T".
4002 Use "-undefined dynamic_lookup" on darwin.
4003 * gcc/configure: Regenerate.
4005 2010-04-26 Jakub Jelinek <jakub@redhat.com>
4008 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
4010 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4012 * c-parser.c (struct c_token): Move location field up.
4013 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
4014 (struct c_declspecs): Convert typespec_word, storage_class, and
4015 default_int_p into bitfields.
4016 (struct c_declarator): Move loc field up.
4018 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4020 * cfgloop.h (struct loop): Move can_be_parallel field up.
4021 * ipa-prop.h (struct ip_node_params): Move bitfields up.
4022 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
4024 (struct iv_cand): Convert pos field into a bitfield.
4025 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
4027 (struct _stmt_vec_info): Shuffle fields for better packing.
4029 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4031 * varasm.c (IN_NAMED_SECTION): Remove guard.
4032 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
4033 (IN_NAMED_SECTION_P): ...this.
4034 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
4035 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
4037 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4039 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
4040 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
4041 of shadowing it. Fix comments.
4043 2010-04-26 Jan Hubicka <jh@suse.cz>
4045 * cgraph.c (cgraph_create_node): Set node frequency to normal.
4046 (cgraph_clone_node): Copy function frequency.
4047 * cgraph.h (node_frequency): New enum
4048 (struct cgraph_node): Add.
4049 * final.c (rest_of_clean_state): Update.
4050 * lto-cgraph.c (lto_output_node): Output node frequency.
4051 (input_overwrite_node): Input node frequency.
4052 * tre-ssa-loop-ivopts (computation_cost): Update.
4053 * lto-streamer-out.c (output_function): Do not output function
4055 * predict.c (maybe_hot_frequency_p): Update and handle functions
4057 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
4059 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
4060 (compute_function_frequency): Set noreturn functions to be executed
4062 (choose_function_section): Update.
4063 * lto-streamer-in.c (input_function): Do not input function frequency.
4064 * function.c (allocate_struct_function): Do not initialize function
4066 * function.h (function_frequency): Remove.
4067 (struct function): Remove function frequency.
4068 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
4069 (try_update): Update.
4070 * tree-inline.c (initialize_cfun): Do not update function frequency.
4071 * passes.c (pass_init_dump_file): Update.
4072 * i386.c (ix86_compute_frame_layout): Update.
4073 (ix86_pad_returns): Update.
4075 2010-04-26 Jie Zhang <jie@codesourcery.com>
4077 PR tree-optimization/43833
4078 * tree-vrp.c (range_int_cst_p): New.
4079 (range_int_cst_singleton_p): New.
4080 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
4081 when both operands are constants. Use range_int_cst_p in
4084 2010-04-26 Jan Hubicka <jh@suse.cz>
4086 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
4088 2010-04-26 Richard Guenther <rguenther@suse.de>
4091 * gimple.c (gimple_decl_printable_name): Deal gracefully
4092 with a NULL DECL_NAME.
4094 2010-04-26 Richard Guenther <rguenther@suse.de>
4097 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
4098 if emitting debug information and it is either a function
4099 or a namespace decl.
4101 2010-04-26 Ira Rosen <irar@il.ibm.com>
4103 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
4104 determine if the statement is vectorizable, and a macro to access it.
4105 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4106 Skip statements that can't be vectorized. If the analysis fails,
4107 mark the statement as unvectorizable if vectorizing basic block.
4108 (vect_compute_data_refs_alignment): Likewise.
4109 (vect_verify_datarefs_alignment): Skip statements marked as
4110 unvectorizable. Add print.
4111 (vect_analyze_group_access): Skip statements that can't be
4112 vectorized. If the analysis fails, mark the statement as
4113 unvectorizable if vectorizing basic block.
4114 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
4115 * tree-vect-stmts.c (vectorizable_store): Fix the number of
4116 generated stmts for SLP.
4117 (new_stmt_vec_info): Initialize the new field.
4118 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
4119 statements marked as unvectorizable.
4121 2010-04-25 Joseph Myers <joseph@codesourcery.com>
4123 * c-common.c (flag_isoc1x): New.
4124 (flag_isoc99): Update comment.
4125 * c-common.h (flag_isoc1x): New.
4126 (flag_isoc99): Update comment.
4127 * c-cppbuiltin.c (builtin_define_float_constants): Also define
4128 __<type>_DECIMAL_DIG__.
4129 * c-opts.c (set_std_c1x): New.
4130 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
4131 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
4132 * c.opt (-std=c1x, -std=gnu1x): New options.
4133 * doc/cpp.texi: Mention -std=c1x.
4134 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
4135 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
4136 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
4137 * doc/standards.texi: Mention C1X.
4138 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
4139 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
4140 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
4143 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
4145 * config/i386/gmon-sol2.c (_mcleanup): Change format string
4146 placeholder from 0x%x to %#x.
4147 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
4148 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
4149 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
4150 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
4151 * config/i386/i386.c (ix86_target_string): Ditto.
4152 (output_pic_addr_const): Ditto.
4153 (print_operand): Ditto.
4155 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
4157 * combine.c (find_split_point): Add third argument. Use it
4158 to find nested multiply-accumulate instructions. Adjust calls.
4159 (try_combine): Adjust call to find_split_point.
4161 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
4163 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
4165 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
4167 PR tree-optimization/41442
4168 * fold-const.c (merge_truthop_with_opposite_arm): New function.
4169 (fold_binary_loc): Call it.
4171 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4173 * toplev.c (general_init): Set default for fdiagnostics-show-option.
4174 * opts.c (common_handle_option): Allow disabling it.
4175 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
4177 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
4179 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
4180 between modes if both types are integral.
4182 2010-04-23 Richard Guenther <rguenther@suse.de>
4184 PR tree-optimization/43572
4185 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
4187 2010-04-23 Richard Guenther <rguenther@suse.de>
4190 * tree-inline.c (tree_can_inline_p): Also check compatibility
4193 2010-04-23 Martin Jambor <mjambor@suse.cz>
4195 PR tree-optimization/43846
4196 * tree-sra.c (struct access): New flag grp_assignment_read.
4197 (build_accesses_from_assign): Set grp_assignment_read.
4198 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
4199 (enum mark_read_status): New type.
4200 (analyze_access_subtree): Propagate grp_assignment_read, create
4201 accesses also if both direct_read and root->grp_assignment_read.
4203 2010-04-23 Martin Jambor <mjambor@suse.cz>
4206 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
4207 function does not have type attributes.
4209 2010-04-23 Richard Guenther <rguenther@suse.de>
4212 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
4215 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4217 * sese.h (create_if_region_on_edge): Remove.
4219 * sese.c (create_if_region_on_edge): Make static.
4221 * tree-inline.c: Do not include ggc.h.
4223 * expr.c: Do not include ggc.h.
4225 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
4228 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
4231 * config/sh/sh.c (find_barrier): Don't emit a constant pool
4232 in the middle of insns for casesi_worker_2.
4234 2010-04-22 David Edelsohn <edelsohn@gnu.org>
4236 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
4238 2010-04-22 Ira Rosen <irar@il.ibm.com>
4240 PR tree-optimization/43842
4241 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
4242 loop unrolling in update of exit phis. Fix comment.
4243 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
4244 least two reduction statements in the loop before starting SLP
4247 2010-04-22 Nick Clifton <nickc@redhat.com>
4249 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
4251 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
4253 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
4256 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4258 * tree-parloops.c (loop_parallel_p): New argument
4259 parloop_obstack. Pass it down.
4260 (parallelize_loops): New variable parloop_obstack. Initialize it,
4261 pass it down, free it.
4263 * tree-loop-linear.c (linear_transform_loops): Pass down
4266 * tree-data-ref.h (lambda_compute_access_matrices): New argument
4267 of type struct obstack *.
4269 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
4270 scratch_obstack. Initialize it, pass down, free it.
4272 * lambda.h (lambda_loop_new): Remove.
4273 (lambda_matrix_new, lambda_matrix_inverse)
4274 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
4275 argument of type struct obstack *.
4277 * lambda-trans.c (lambda_trans_matrix_new): New argument
4278 lambda_obstack. Pass it down, use obstack allocation for ret.
4279 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
4282 * lambda-mat.c (lambda_matrix_get_column)
4283 (lambda_matrix_project_to_null): Remove.
4284 (lambda_matrix_new): New argument lambda_obstack. Use obstack
4286 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
4289 * lambda-code.c (lambda_loop_new): New function.
4290 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
4291 (lambda_compute_auxillary_space, lambda_compute_target_space)
4292 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
4293 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
4294 (build_access_matrix): New argument lambda_obstack. Use obstack
4296 (lambda_compute_step_signs, lambda_compute_access_matrices): New
4297 argument lambda_obstack. Pass it down.
4299 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4301 * optabs.h (expand_widening_mult): Declare.
4303 2010-04-22 Richard Guenther <rguenther@suse.de>
4305 PR tree-optimization/43845
4306 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
4307 lookup the CALL_EXPR function and arguments.
4309 2010-04-22 Nick Clifton <nickc@redhat.com>
4311 * config/stormy16/stormy16.c
4312 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
4313 * config/stormy16/stormy16.h: Tidy up formatting.
4314 (DONT_USE_BUILTIN_SETJMP): Remove definition.
4315 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
4316 (ineqbranchsi): Delete pattern.
4317 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
4318 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
4319 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
4320 stormy16-lib2-ucmpsi2.c.
4322 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4324 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
4325 df_simulate_find_noclobber_defs as appropriate. Keep track of an
4326 extra set merge_set_noclobber, and use it to relax the final test
4328 * df.h (df_simulate_find_noclobber_defs): Declare.
4329 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
4331 (df_simulate_find_noclobber_defs): New function.
4333 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
4335 * config/i386/i386.md: Use {} around multi-line preparation statements.
4337 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4339 * c-tree.h (push_init_level, pop_init_level, set_init_index)
4340 (process_init_element): New argument of type struct obstack *.
4342 * c-typeck.c (push_init_level, pop_init_level, set_designator)
4343 (set_init_index, set_init_label, set_nonincremental_init)
4344 (set_nonincremental_init_from_string, find_init_member)
4345 (output_init_element, output_pending_init_elements)
4346 (process_init_element): New argument braced_init_obstack. Pass it
4348 (push_range_stack, add_pending_init): New argument
4349 braced_init_obstack. Use obstack allocation.
4351 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
4352 braced_init_obstack. Pass it down.
4353 (c_parser_braced_init): New variables ret, braced_init_obstack.
4354 Initialize obstack, pass it down and finally free it.
4356 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4359 * tree-pass.h (pass_optimize_widening_mul): Declare.
4360 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
4361 gate_optimize_widening_mul): New static functions.
4362 (pass_optimize_widening_mul): New.
4363 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
4364 <case MULT_EXPR>: Remove support for widening multiplies.
4365 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
4366 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
4367 simplify_gen_unary rather than directly building extensions.
4368 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
4370 * expmed.c (expand_widening_mult): New function.
4371 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
4373 2010-04-21 Jan Hubicka <jh@suse.cz>
4375 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
4376 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
4377 * lto-wpa-fixup.c: Remove.
4378 * Makefile.in (lto-wpa-fixup.o): Remove.
4379 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
4380 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
4381 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
4383 2010-04-21 Jan Hubicka <jh@suse.cz>
4385 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
4386 add write_optimization_summary, read_optimization_summary.
4387 (ipa_write_summaries_of_cgraph_node_set): Remove.
4388 (ipa_write_optimization_summaries): Declare.
4389 (ipa_read_optimization_summaries): Declare.
4390 * ipa-cp.c (pass_ipa_cp): Update.
4391 * ipa-reference.c (pass_ipa_reference): Update.
4392 * ipa-pure-const.c (pass_ipa_pure_const): Update.
4393 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
4395 * ipa-inline.c (pass_ipa_inline): Update.
4396 * ipa.c (pass_ipa_whole_program): Update.
4397 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
4398 * passes.c (ipa_write_summaries_1): Do not test wpa.
4399 (ipa_write_optimization_summaries_1): New.
4400 (ipa_write_optimization_summaries): New.
4401 (ipa_read_summaries): Do not test ltrans.
4402 (ipa_read_optimization_summaries_1): New.
4403 (ipa_read_optimization_summaries): New.
4405 2010-04-21 Jan Hubicka <jh@suse.cz>
4407 * lto-cgraph.c (lto_output_node): Do not output comdat groups
4409 (output_cgraph): Do not arrange comdat groups for boundary nodes.
4411 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4414 * dwarf2out.c (add_name_and_src_coords_attributes): Add
4415 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
4417 2010-04-21 Jan Hubicka <jh@suse.cz>
4419 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
4421 2010-04-21 Jan Hubicka <jh@suse.cz>
4423 * varpool.c (decide_is_variable_needed): Variable is always needed
4426 2010-04-21 Jan Hubicka <jh@suse.cz>
4428 * opts.c (decode_options): Enable pure-const pass for whopr.
4430 2010-04-21 Jan Hubicka <jh@suse.cz>
4432 * cgraph.c (dump_cgraph_node): Dump also assembler name.
4433 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
4435 (cgraph_decide_inlining): Do not expect callee to be removed in all
4438 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
4440 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
4442 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
4444 * config/i386/i386.md (x86_shrd): Add athlon_decode and
4445 amdfam10_decode attributes.
4447 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4450 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
4451 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
4452 (lower_copyprivate_clauses): Use private var in outer
4453 context instead of original var. Make sure the types
4454 are correct for VLAs.
4456 2010-04-21 Richard Guenther <rguenther@suse.de>
4458 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
4459 to non-pointer objects.
4461 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4463 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
4464 last chain entry if it starts with the still current label.
4465 (add_location_or_const_value_attribute): Check that
4466 loc_list->first->next is NULL instead of comparing ->first with ->last.
4467 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
4468 to add_var_loc_to_decl.
4470 * dwarf2out.c (output_call_frame_info): For dw_cie_version
4471 >= 4 add also address size and segment size fields into CIE header.
4473 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
4474 long as address size is the same as sizeof (void *) and
4476 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
4477 address size or segment size is unexpected, return DW_EH_PE_omit.
4478 (classify_object_over_fdes): If get_cie_encoding returned
4479 DW_EH_PE_omit, return -1.
4480 (init_object): If classify_object_over_fdes returned -1,
4481 pretend there were no FDEs at all.
4483 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
4485 * config/i386/i386.md (bswap<mode>2): Macroize expander from
4486 bswap{si,di}2 using SWI48 mode iterator.
4487 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
4488 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
4489 set modrm attribute of bswap insn to 0 and remove length attribute.
4490 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
4491 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
4492 set mode attribute to <MODE> and remove length attribute.
4494 2010-04-20 James E. Wilson <wilson@codesourcery.com>
4496 PR rtl-optimization/43520
4497 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
4498 zero available registers.
4500 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4502 * builtins.c (fold_builtin_cproj): Fold more cases.
4504 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4506 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
4507 (fold_builtin_1): Fold builtin cproj.
4508 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
4509 Use ATTR_CONST_NOTHROW_LIST.
4511 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
4513 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
4514 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
4515 ffsi2_no_cmove for !TARGET_CMOVE.
4516 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
4517 (ffssi2): Remove expander.
4518 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
4520 (ctz<mode>2): Ditto from ctz{si,di}2.
4521 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
4523 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
4526 2010-04-20 Jakub Jelinek <jakub@redhat.com>
4528 * dwarf2out.c (AT_linkage_name): Define.
4529 (clone_as_declaration): Handle DW_AT_linkage_name.
4530 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
4531 of DW_AT_MIPS_linkage_name.
4532 (move_linkage_attr): Likewise.
4533 (dwarf2out_finish): Likewise.
4535 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
4538 * fold-const.c (fold_comparison): New folding rule.
4540 2010-04-20 Anatoly Sokolov <aesok@post.ru>
4542 * double-int.h (double_int_setbit): Declare.
4543 * double-int.c (double_int_setbit): New function.
4544 * rtl.h (immed_double_int_const): Declare.
4545 * emit-rtl.c (immed_double_int_const): New function.
4546 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
4547 and immed_double_int_const functions.
4548 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
4549 expand_copysign_bit): (Ditto.).
4550 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
4551 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
4552 * dojump.c (prefer_and_bit_test): (Ditto.).
4553 * expr.c (convert_modes, reduce_to_bit_field_precision,
4554 const_vector_from_tree): (Ditto.).
4555 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4557 2010-04-20 Jan Hubicka <jh@suse.cz>
4559 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
4560 (dump_cgraph_node): Dump new flags.
4561 * cgraph.h (struct cgraph_node): Add flags
4562 reachable_from_other_partition and in_other_partition.
4563 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
4564 other partition can not be removed.
4565 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
4566 the other partition must be output; silence sanity checking on
4567 leaking functions bodies from other paritition.
4568 * lto-cgraph.c (reachable_from_other_partition_p): New function.
4569 (lto_output_node): Output new flags; do not sanity check that inline
4570 clones are output; drop lto_forced_extern_inline_p code; do not mock
4571 visibility flags at partition boundaries.
4572 (add_node_to): New function.
4573 (output_cgraph): Use it to sort functions so masters appear before
4575 (input_overwrite_node): Input new flags.
4576 * passes.c (ipa_write_summaries): Do not call
4577 lto_new_extern_inline_states.
4578 * lto-section-out.c (forced_extern_inline,
4579 lto_new_extern_inline_states lto_delete_extern_inline_states,
4580 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
4581 * lto-streamer.h (lto_new_extern_inline_states,
4582 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
4583 lto_forced_extern_inline_p): Kill.
4585 2010-04-20 Richard Guenther <rguenther@suse.de>
4587 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
4588 from vars that can have pointers.
4589 (process_constraint): Dump useless constraints.
4591 2010-04-20 Richard Guenther <rguenther@suse.de>
4593 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
4594 (dump_sa_points_to_info): Remove asserts.
4595 (init_base_vars): nothing_id isn't an escape point nor does it
4598 2010-04-20 Jakub Jelinek <jakub@redhat.com>
4600 * tree.h (TYPE_REF_IS_RVALUE): Define.
4601 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
4602 should_move_die_to_comdat, prune_unused_types_walk): Handle
4603 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
4604 (modified_type_die, gen_reference_type_die): Emit
4605 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
4606 if TYPE_REF_IS_RVALUE and -gdwarf-4.
4608 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4611 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
4612 calls for -fpic -m31 if they have been sibcall optimized.
4614 2010-04-19 James E. Wilson <wilson@codesourcery.com>
4616 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
4617 ar.lc fixed and call-used.
4619 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
4621 2010-04-19 Jan Hubicka <jh@suse.cz>
4623 * opts.c (decode_options): Disable whpr incompatible passes.
4624 * lto/lto.c (lto_1_to_1_map): Skip clones.
4625 (read_cgraph_and_symbols): Do not mark everything as needed.
4626 (do_whole_program_analysis): Do map only after optimizing;
4627 set proper cgraph_state; use passmanager.
4629 2010-04-19 DJ Delorie <dj@redhat.com>
4631 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
4632 POINTER_PLUS_EXPR and fix them.
4634 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
4636 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
4637 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
4638 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
4639 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
4640 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
4641 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
4642 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
4643 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
4644 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
4645 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
4646 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
4648 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
4650 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
4651 (check_cond_move_block): Likewise.
4652 (cond_move_process_if_block): Likewise.
4653 (noce_find_if_block): Improve formatting.
4654 (find_if_header): Pass 0 to memset and tweak conditions.
4655 (cond_exec_find_if_block): Fix long lines and tweak conditions.
4657 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4659 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
4663 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
4664 with non-local decl doesn't need chain.
4666 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
4668 * ira-color.c (allocno_reload_assign): Avoid accumulating
4669 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
4671 2010-04-19 Martin Jambor <mjambor@suse.cz>
4673 * gimple.h (create_tmp_reg): Declare.
4674 * gimplify.c (create_tmp_reg): New function.
4675 (gimplify_return_expr): Use create_tmp_reg.
4676 (gimplify_omp_atomic): Likewise.
4677 (gimple_regimplify_operands): Likewise.
4678 * tree-dfa.c (make_rename_temp): Likewise.
4679 * tree-predcom.c (predcom_tmp_var): Likewise.
4680 (reassociate_to_the_same_stmt): Likewise.
4681 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
4682 (get_replaced_param_substitute): Likewise.
4683 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
4684 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
4685 * tree-ssa-pre.c (get_representative_for): Likewise.
4686 (create_expression_by_pieces): Likewise.
4687 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
4688 (create_tailcall_accumulator): Likewise.
4690 2010-04-19 Martin Jambor <mjambor@suse.cz>
4692 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
4694 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
4696 2010-04-19 Richard Guenther <rguenther@suse.de>
4698 PR tree-optimization/43796
4699 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
4700 from SCEV in the lattice.
4701 (vrp_visit_phi_node): Dump change.
4703 2010-04-19 Richard Guenther <rguenther@suse.de>
4705 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
4706 * configure: Re-generated.
4708 2010-04-19 Richard Guenther <rguenther@suse.de>
4710 PR tree-optimization/43783
4711 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
4712 constant ARRAY_REF operands two and three if possible.
4714 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
4717 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
4719 2010-04-19 Jie Zhang <jie@codesourcery.com>
4722 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
4724 2010-04-19 Ira Rosen <irar@il.ibm.com>
4726 PR tree-optimization/37027
4727 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
4728 and macro to access it.
4729 (vectorizable_reduction): Add argument.
4730 (vect_get_slp_defs): Likewise.
4731 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
4732 statements for possible use in SLP.
4733 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
4734 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
4735 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
4737 (vectorizable_reduction): Likewise.
4738 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
4740 (vectorizable_type_demotion, vectorizable_type_promotion,
4741 vectorizable_store): Likewise.
4742 (vect_analyze_stmt): Update call to vectorizable_reduction.
4743 (vect_transform_stmt): Likewise.
4744 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
4745 (vect_build_slp_tree): Fix indentation. Check that there are no loads
4746 from different interleaving chains in same node.
4747 (vect_slp_rearrange_stmts): New function.
4748 (vect_supported_load_permutation_p): Allow load permutations for
4749 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
4750 inside SLP nodes if necessary.
4751 (vect_analyze_slp_instance): Handle reductions.
4752 (vect_analyze_slp): Try to build SLP instances originating from groups
4754 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
4755 (vect_get_constant_vectors): Create initial vectors for reductions
4756 according to reduction code. Add new argument.
4757 (vect_get_slp_defs): Add new argument, pass it to
4758 vect_get_constant_vectors.
4759 (vect_schedule_slp_instance): Remove SLP tree root statements.
4761 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4763 * tree.h (ENUM_IS_SCOPED): Define.
4764 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
4765 for ENUM_IS_SCOPED enums.
4767 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
4769 * fold-const.c (fold_comparison): Use ssizetype.
4770 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
4771 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
4772 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
4773 * tree-object-size.c (compute_object_sizes): Use size_type_node.
4775 * tree.h (initialize_sizetypes): Remove parameter.
4776 (build_common_tree_nodes): Remove second parameter.
4777 * stor-layout.c (initialize_sizetypes): Remove parameter.
4778 Always create an unsigned type.
4779 (set_sizetype): Assert that the passed type is unsigned and simplify.
4780 * tree.c (build_common_tree_nodes): Remove second parameter.
4781 Adjust call to initialize_sizetypes.
4782 * c-decl.c (c_init_decl_processing): Remove second argument in call to
4783 build_common_tree_nodes.
4785 2010-04-18 Matthias Klose <doko@ubuntu.com>
4787 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
4789 2010-04-18 Ira Rosen <irar@il.ibm.com>
4791 PR tree-optimization/43771
4792 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
4793 load permutation doesn't have gaps.
4795 2010-04-18 Jan Hubicka <jh@suse.cz>
4797 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
4798 (sse_prologue_save_insn expander): Use new pattern.
4799 (sse_prologue_save_insn1): New pattern and splitter.
4800 (sse_prologue_save_insn): Update to deal also with 64bit aligned
4802 * i386.c (setup_incoming_varargs_64): Do not compute jump
4804 (ix86_gimplify_va_arg): Update alignment needed.
4805 (ix86_local_alignment): Do not align all local arrays to 128bit.
4807 2010-04-17 Jan Hubicka <jh@suse.cz>
4809 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
4811 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4813 * arm.md (negdi2): Remove redundant code to force values into a
4816 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4818 * arm/bpabi.S: Add EABI alignment attributes to objects.
4819 * arm/bpabi-v6m.S: Likewise.
4820 * arm/crti.asm: Likewise.
4821 * arm/crtn.asm: Likewise.
4822 * arm/lib1funcs.asm: Likewise.
4823 * arm/libunwind.S: Likewise.
4825 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4827 * arm-protos.h (tune_params): New structure.
4828 * arm.c (current_tune): New variable.
4829 (arm_constant_limit): Delete.
4830 (struct processors): Add pointer to the tune parameters.
4831 (arm_slowmul_tune): New tuning option.
4832 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
4833 (all_cores): Adjust to pick up the tuning model.
4834 (arm_constant_limit): New function.
4835 (arm_override_options): Select the appropriate tuning model. Delete
4836 initialization of arm_const_limit.
4837 (arm_split_constant): Use the new constant-limit model.
4838 (arm_rtx_costs): Pick up the current tuning model.
4839 * arm.md (is_strongarm, is_xscale): Delete.
4840 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
4841 for Xscale variant architectures.
4842 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
4844 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4846 * config/arm/arm.c (arm_gen_constant): Remove unused variable
4848 (arm_rtx_costs_1): Remove unused variable extra_cost.
4849 (arm_unwind_emit_set): Use variable offset.
4850 (thumb1_output_casesi): Remove unused variable flags.
4852 2010-04-16 Jeff Law <law@redhat.com>
4854 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
4855 needing assignment rather than doing a two-phase assignment. Remove
4856 unused variable 'm'.
4858 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4861 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
4863 2010-04-16 Doug Kwan <dougkwan@google.com>
4865 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
4866 (next_operand_entry_id): New static variable.
4867 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
4868 (add_to_ops_vec): Assigned unique ID to operand entry.
4869 (struct oecount_s): New field ID.
4870 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
4871 (undistribute_ops_list): Assign unique IDs to oecounts.
4872 (init_reassoc): reset next_operand_entry_id.
4874 2010-04-16 Doug Kwan <dougkwan@google.com>
4876 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
4877 missing left parenthesis.
4879 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
4881 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
4882 *btdi_rex64 using SWI48 mode iterator.
4883 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
4884 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
4885 *jcc_btdi_mask_rex64.
4887 2010-04-16 Anatoly Sokolov <aesok@post.ru>
4889 * double-int.h (tree_to_double_int): Convert to macro.
4890 * double-int.c (tree_to_double_int): Remove.
4892 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4895 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
4896 with want_address 2 and in case a single element list might be
4897 possible, call it again with want_address 0.
4899 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4901 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
4902 case 'W' print operands for HI mode.
4903 * config/h8300/h8300.h (Y0, Y2) : New constraints.
4904 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
4905 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
4906 * config/h8300/predicate.md (bit_register_indirect_operand): New.
4908 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
4910 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
4911 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
4912 #xx:3 and #xx:4 mode.
4914 * config/h8300/h8300.md (inverted load with HImode dest): Add
4915 support for H8300SX.
4917 * config/h8300/predicate.md (bit_operand): Allow immediate values that
4918 satisfy 'U' constraint.
4920 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4922 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
4923 * configure: Regenerate.
4924 * config.in: Regenerate.
4925 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
4928 2010-04-16 Richard Guenther <rguenther@suse.de>
4930 * tree.h (struct tree_decl_minimal): Move pt_uid ...
4931 (struct tree_decl_common): ... here.
4932 (DECL_PT_UID): Adjust.
4933 (SET_DECL_PT_UID): Likewise.
4934 (DECL_PT_UID_SET_P): Likewise.
4936 2010-04-16 Richard Guenther <rguenther@suse.de>
4938 PR tree-optimization/43572
4939 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
4940 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
4941 * tree-flow.h (is_call_clobbered): Remove.
4942 * tree-flow-inline.h (is_call_clobbered): Likewise.
4943 * tree-dfa.c (dump_variable): Do not dump call clobber state.
4944 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
4945 (execute_return_slot_opt): Adjust.
4946 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
4947 check for call clobbered vars here.
4948 (find_tail_calls): Move tailcall verification to the
4951 2010-04-16 Diego Novillo <dnovillo@google.com>
4953 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
4955 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
4958 * config/arm/arm.md (cbranchqi4): New pattern.
4959 * config/arm/predicates.md (const0_operand,
4960 cbranchqi4_comparison_operator): New predicates.
4962 2010-04-16 Richard Guenther <rguenther@suse.de>
4964 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
4965 (dump_gimple_stmt): Likewise.
4967 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
4969 * recog.h (struct recog_data): New field is_operator.
4970 (struct insn_operand_data): New field is_operator.
4971 * recog.c (extract_insn): Set recog_data.is_operator.
4972 * genoutput.c (output_operand_data): Emit code to set the
4974 * reload.c (find_reloads): Use it rather than testing for an
4975 empty constraint string.
4978 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
4979 If the previous insn is a cbranchsi4_insn with the same arguments,
4980 omit the compare instruction.
4982 * config/arm/arm.md (addsi3_cbranch): If destination is a high
4983 register, inputs must be low registers and we need a low register
4984 scratch. Handle alternative 2 like alternative 3.
4986 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4988 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
4989 don't call get_addr on both. If one expression is a VALUE and
4990 the other a REG, check VALUE's locs if the REG isn't among them.
4992 2010-04-16 Christian Bruel <christian.bruel@st.com>
4994 * config/sh/sh.h (sh_frame_pointer_required): New function.
4995 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
4996 (flag_omit_frame_pointer) Set.
4997 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
4998 (rounded_frame_size): Adjust size with outgoing_args_size.
4999 (sh_set_return_address): Must return from stack pointer.
5000 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
5001 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
5002 (ACCUMULATE_OUTGOING_ARGS): Define.
5003 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
5004 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
5006 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5009 * config/sh/sh.c (sh_legitimize_reload_address): Use
5010 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
5011 Remove a unneeded check for offset_base.
5013 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
5015 * configure: Regenerated.
5017 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5019 * config/s390/s390.c (s390_call_save_register_used): Switch back
5020 to HARD_REGNO_NREGS.
5022 2010-04-15 Richard Guenther <rguenther@suse.de>
5024 * alias.c (alias_set_subset_of): Handle alias-set zero
5027 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
5028 Julian Brown <julian@codesourcery.com>
5030 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
5031 alternatives according to use of high and low regs.
5032 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
5033 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
5034 optimizing for size on Thumb-2.
5036 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
5038 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
5040 2010-04-15 Richard Guenther <rguenther@suse.de>
5042 * tree-ssa-structalias.c (struct variable_info): Add
5044 (new_var_info): Initialize it.
5045 (dump_constraints): Support printing last added constraints.
5046 (debug_constraints): Adjust.
5047 (dump_constraint_graph): Likewise.
5048 (make_heapvar_for): Check for NULL cfun.
5049 (get_function_part_constraint): New function.
5050 (get_fi_for_callee): Likewise.
5051 (find_func_aliases): Properly implement IPA PTA constraints.
5052 (process_ipa_clobber): New function.
5053 (find_func_clobbers): Likewise.
5054 (insert_into_field_list_sorted): Remove.
5055 (create_function_info_for): Properly allocate vars for IPA mode.
5056 Do not use insert_into_field_list_sorted.
5057 (create_variable_info_for): Properly generate constraints for
5058 global vars in IPA mode.
5059 (dump_solution_for_var): Always dump the solution.
5060 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
5061 (find_what_var_points_to): Adjust.
5062 (pt_solution_set): Change.
5063 (pt_solution_ior_into): New function.
5064 (pt_solution_empty_p): Export.
5065 (pt_solution_includes_global): Adjust.
5066 (pt_solution_includes_1): Likewise.
5067 (pt_solutions_intersect_1): Likewise.
5068 (dump_sa_points_to_info): Check some invariants.
5069 (solve_constraints): Move constraint dumping ...
5070 (compute_points_to_sets): ... here.
5071 (ipa_pta_execute): ... and here.
5072 (compute_may_aliases): Do not re-compute points-to info
5073 locally if IPA info is available.
5074 (ipa_escaped_pt): New global var.
5075 (ipa_pta_execute): Properly implement IPA PTA.
5076 * tree-into-ssa.c (dump_decl_set): Support dumping
5077 decls not in referenced-vars.
5078 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
5079 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
5080 (dump_points_to_solution): Likewise.
5081 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
5082 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
5083 (remap_gimple_stmt): Reset call clobber/use information if necessary.
5084 (copy_decl_to_var): Copy DECL_PT_UID.
5085 (copy_result_decl_to_var): Likewise.
5086 * tree.c (make_node_stat): Initialize DECL_PT_UID.
5087 (copy_node_stat): Copy it.
5088 * tree.h (DECL_PT_UID): New macro.
5089 (SET_DECL_PT_UID): Likewise.
5090 (DECL_PT_UID_SET_P): Likewise.
5091 (struct tree_decl_minimal): Add pt_uid member.
5092 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
5093 (pt_solution_empty_p): Declare.
5094 (pt_solution_set): Adjust.
5095 (ipa_escaped_pt): Declare.
5096 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
5097 * gimple-pretty-print.c (pp_points_to_solution): New function.
5098 (dump_gimple_call): Dump call clobber/use information.
5099 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
5100 * tree-pass.h (TDF_ALIAS): New dump option.
5101 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
5102 * doc/invoke.texi (-fipa-pta): Update documentation.
5104 2010-04-15 Richard Guenther <rguenther@suse.de>
5106 * Makefile.in (OBJS-common): Add gimple-fold.o.
5107 (gimple-fold.o): New rule.
5108 * tree.h (maybe_fold_offset_to_reference,
5109 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
5111 * gimple.h: ... here.
5112 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
5113 may_propagate_address_into_dereference): Move prototypes ...
5114 * gimple.h: ... here.
5115 * tree-ssa-ccp.c (get_symbol_constant_value,
5116 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
5117 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
5118 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
5119 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
5120 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
5121 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
5122 gimplify_and_update_call_from_tree): Move ...
5123 * gimple-fold.c: ... here. New file.
5124 (ccp_fold_builtin): Rename to ...
5125 (gimple_fold_builtin): ... this.
5126 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
5128 2010-04-15 Richard Guenther <rguenther@suse.de>
5130 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
5131 fit_double_type, force_fit_type_double, add_double_with_sign,
5132 neg_double, mul_double_with_sign, lshift_double, rshift_double,
5133 lrotate_double, rrotate_double, div_and_round_double): Move ...
5134 * double-int.c: ... here.
5135 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
5136 add_double, neg_double, mul_double_with_sign, mul_double,
5137 lshift_double, rshift_double, lrotate_double, rrotate_double,
5138 div_and_round_double): Move prototypes ...
5139 * double-int.h: ... here.
5141 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
5144 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
5145 matching constraints to ensure inputs match the output.
5147 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5150 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
5151 in an input-only operand.
5153 2010-04-15 Anatoly Sokolov <aesok@post.ru>
5155 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
5156 (double_int_not, double_int_lshift, double_int_rshift): Declare.
5157 (double_int_negative_p): Convert to static inline function.
5158 * double-int.c (double_int_lshift, double_int_lshift): New functions.
5159 (double_int_negative_p): Remove.
5160 * tree.h (lshift_double, rshift_double):
5161 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
5162 * fold-const.c (fold_convert_const_int_from_real,
5163 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
5164 (lshift_double): Change type of arith argument to bool.
5165 (rshift_double): Change type of arith argument to bool. Correct
5167 * expmed.c (mask_rtx, lshift_value): (Ditto.).
5169 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
5172 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
5173 at the start and end of the then/else blocks, and omit them from the
5175 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
5176 argument; all callers changed. Pass zero to old_insns_match_p instead.
5177 (flow_find_head_matching_sequence): New function.
5178 (old_insns_match_p): Check REG_EH_REGION notes for calls.
5179 * basic-block.h (flow_find_cross_jump,
5180 flow_find_head_matching_sequence): Declare functions.
5182 2010-04-14 Jason Merrill <jason@redhat.com>
5185 * c-common.c (attribute_takes_identifier_p): New fn.
5186 * c-common.h: Declare it.
5188 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5190 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
5192 (*udivmod<mode>4): Ditto.
5194 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5196 * config/i386/i386.md (maxmin_int): Rename code attribute from
5197 maxminiprefix and update all users.
5198 (maxmin_float): Ditto from maxminfprefix.
5199 (logic): Ditto from logicprefix.
5200 (absneg_mnemonic): Ditto from absnegprefix.
5201 * config/i386/mmx.md: Update all users of maxminiprefix,
5202 maxminfprefix and logicprefix for rename.
5203 * config/i386/sse.md: Ditto.
5204 * config/i386/sync.md (sync_<code><mode>): Update for
5207 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
5210 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
5211 warnings converted to errors.
5213 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5215 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
5216 used insn_type variable.
5217 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
5218 to avoid set-but-not-used warning.
5220 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5222 * df-core.c (df_ref_debug): Change format string placeholder
5224 * dwarf2asm.c (dw2_asm_output_data_raw,
5225 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
5226 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
5227 * dwarf2out.c (output_cfi, output_cfi_directive,
5228 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
5229 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
5231 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
5232 * print-rtl.c (print_rtx): Ditto.
5234 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5237 * builtins.c (expand_builtin_pow_root): New function to expand pow
5238 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
5239 series of sqrt and cbrt calls under -ffast-math.
5240 (expand_builtin_pow): Call it.
5242 2010-04-14 Michael Matz <matz@suse.de>
5244 PR tree-optimization/42963
5245 * tree-cfg.c (touched_switch_bbs): New static variable.
5246 (group_case_labels_stmt): New function broken out from ...
5247 (group_case_labels): ... here, use the above.
5248 (start_recording_case_labels): Allocate touched_switch_bbs.
5249 (end_recording_case_labels): Deallocate it, call
5250 group_case_labels_stmt.
5251 (gimple_redirect_edge_and_branch): Remember index of affected BB.
5253 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5255 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
5258 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5260 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
5262 2010-04-13 Jan Hubicka <jh@suse.cz>
5264 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
5265 of optimized out static functions.
5266 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
5267 cost computation. Also sanity check for overflows.
5268 (update_caller_keys): Update cgraph_edge_badness call; properly
5269 update fibheap and sanity check that it is up to date.
5270 (add_new_edges_to_heap): Update cgraph_edge_badness.
5271 (cgraph_decide_inlining_of_small_function): Likewise;
5272 add sanity checking that badness in heap is up to date;
5273 improve dumping of reason; Update badness of calls to the
5274 offline copy of function currently inlined; dump badness
5275 of functions not inlined because of unit growth limits.
5277 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
5280 * c-common.c (pointer_int_sum): Disregard overflow that occured only
5281 because of sign-extension change when converting to sizetype here...
5282 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
5284 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
5285 the folding to constants. Remove redundant final conversion.
5286 (fold_binary) <associate>: Do not associate if the re-association of
5287 constants alone overflows.
5288 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
5289 to the end of the list.
5290 (multiple_of_p) <COND_EXPR>: New case.
5292 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
5294 * opt-functions.awk (opt_sanitized_name): New.
5296 * optc-gen.awk: Use it
5297 * opth-gen.awk: Use it.
5299 2010-04-13 Martin Jambor <mjambor@suse.cz>
5301 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
5302 (sra_modify_assign): Delete stmts loading dead data even if racc has no
5303 children. Call replace_uses_with_default_def_ssa_name to handle
5306 2010-04-13 Michael Matz <matz@suse.de>
5309 * builtins.c (expand_builtin_interclass_mathfn): Also create
5310 a register if the predicate doesn't match.
5312 2010-04-13 Diego Novillo <dnovillo@google.com>
5314 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
5315 * c-pch.c: Include timevar.h.
5316 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
5317 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
5318 * ggc-common.c: Include timevar.h.
5319 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
5320 * timevar.def (TV_PCH_SAVE): Define.
5321 (TV_PCH_CPP_SAVE): Define.
5322 (TV_PCH_PTR_REALLOC): Define.
5323 (TV_PCH_PTR_SORT): Define.
5324 (TV_PCH_RESTORE): Define.
5325 (TV_PCH_CPP_RESTORE): Define.
5327 2010-04-13 Michael Matz <matz@suse.de>
5329 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
5331 (can_reassociate_p): New function.
5332 (break_up_subtract_bb, reassociate_bb): Use it.
5334 2010-04-13 Richard Guenther <rguenther@suse.de>
5337 * builtins.c (c_readstr): Fix assert.
5339 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
5341 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
5342 when generating cltd insn.
5344 (*ashl<mode>3_1): Remove special handling for register operand 2.
5345 (*ashlsi3_1_zext): Ditto.
5346 (*ashlhi3_1): Ditto.
5347 (*ashlhi3_1_lea): Ditto.
5348 (*ashlqi3_1): Ditto.
5349 (*ashlqi3_1_lea): Ditto.
5350 (*<shiftrt_insn><mode>3_1): Ditto.
5351 (*<shiftrt_insn>si3_1_zext): Ditto.
5352 (*<shiftrt_insn>qi3_1_slp): Ditto.
5353 (*<rotate_insn><mode>3_1): Ditto.
5354 (*<rotate_insn>si3_1_zext): Ditto.
5355 (*<rotate_insn>qi3_1_slp): Ditto.
5357 2010-04-13 Richard Guenther <rguenther@suse.de>
5359 * tree-ssa-structalias.c (callused_id): Remove.
5360 (call_stmt_vars): New.
5361 (get_call_vi): Likewise.
5362 (lookup_call_use_vi): Likewise.
5363 (lookup_call_clobber_vi): Likewise.
5364 (get_call_use_vi): Likewise.
5365 (get_call_clobber_vi): Likewise.
5366 (make_transitive_closure_constraints): Likewise.
5367 (handle_const_call): Adjust to do per-call call-used handling.
5368 (handle_pure_call): Likewise.
5369 (find_what_var_points_to): Remove general callused handling.
5370 (init_base_vars): Likewise.
5371 (init_alias_vars): Initialize call_stmt_vars.
5372 (compute_points_to_sets): Process call-used and call-clobbered
5373 vars for call statements.
5374 (delete_points_to_sets): Free call_stmt_vars.
5376 2010-04-13 Richard Guenther <rguenther@suse.de>
5378 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5379 Only add RW dependence for dependence distance zero.
5380 Adjust maximal vectorization factor according to dependences.
5381 Move alignment handling ...
5382 (vect_find_same_alignment_drs): ... here. New function.
5383 (vect_analyze_data_ref_dependences): Adjust.
5384 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
5385 (vect_analyze_data_refs): Adjust minimal vectorization factor
5386 according to data references.
5387 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
5388 dependences before determining the vectorization factor.
5389 Analyze alignment after determining the vectorization factor.
5390 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
5391 dependences before alignment.
5392 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
5394 (vect_analyze_data_refs): Likewise.
5395 (MAX_VECTORIZATION_FACTOR): New define.
5397 2010-04-13 Duncan Sands <baldrick@free.fr>
5399 * except.h (lang_eh_type_covers): Remove.
5400 * except.c (lang_eh_type_covers): Likewise.
5402 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5403 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5405 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
5406 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
5407 UNITS_PER_LONG where it is ABI relevant.
5408 (s390_return_addr_rtx): Likewise.
5409 (s390_back_chain_rtx): Likewise.
5410 (s390_frame_area): Likewise.
5411 (s390_frame_info): Likewise.
5412 (s390_initial_elimination_offset): Likewise.
5413 (save_gprs): Likewise.
5414 (s390_emit_prologue): Likewise.
5415 (s390_emit_epilogue): Likewise.
5416 (s390_function_arg_advance): Likewise.
5417 (s390_function_arg): Likewise.
5418 (s390_va_start): Likewise.
5419 (s390_gimplify_va_arg): Likewise.
5420 (s390_function_profiler): Likewise.
5421 (s390_optimize_prologue): Likewise.
5422 (s390_rtx_costs): Likewise.
5423 (s390_secondary_reload): Likewise.
5424 (s390_promote_function_mode): Likewise.
5425 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
5426 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
5427 registers available.
5428 (s390_unwind_word_mode): New function.
5429 (s390_function_value): Split 64 bit values into register pair if
5430 used as return value.
5431 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
5432 function call parameters. Handle parallels.
5433 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
5434 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
5435 (DWARF_CIE_DATA_ALIGNMENT): New macro.
5436 (s390_expand_setmem): Remove unused variable src_addr.
5437 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
5438 deal with 64 bit registers.
5439 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
5440 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
5441 (UNITS_PER_LONG): New macro.
5442 * libjava/include/s390-signal.h: Define extended ucontext
5443 structure containing the upper halfs of the 64 bit registers.
5445 2010-04-13 Simon Baldwin <simonb@google.com>
5447 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
5449 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
5451 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
5452 rvalue on the RHS if the LHS is of a non-renamable type.
5453 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
5455 2010-04-13 Matthias Klose <doko@ubuntu.com>
5457 * gcc.c (cc1_options): Handle -iplugindir before processing
5458 the cc1 spec. Only add -iplugindir once.
5459 (cpp_unique_options): Add -iplugindir option if -fplugin* options
5461 * common.opt (iplugindir): Remove `Separate' property, initialize.
5462 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
5464 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
5465 (distclean): Remove plugin dir.
5466 * doc/invoke.texi: Document -iplugindir.
5468 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
5470 * doc/plugins.texi (Loading Plugins): Document short
5471 -fplugin=foo option.
5472 (Plugin API): Mention default_plugin_dir_name function.
5474 * gcc.c (find_file_spec_function): Add new declaration.
5475 (static_spec_func): Use it for "find-file".
5476 (find_file_spec_function): Add new function.
5477 (cc1_options): Add -iplugindir option if -fplugin* options found.
5479 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
5481 * plugin.c (add_new_plugin): Updated comment, and handle short
5483 (default_plugin_dir_name): Added new function.
5485 * common.opt (iplugindir): New option to set the plugin directory.
5487 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
5489 * config/i386/i386.md (any_rotate): New code iterator.
5490 (rotate_insn): New code attribute.
5492 (SWIM124): New mode iterator.
5493 (<rotate_insn>ti3): New expander.
5494 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
5495 any_rotate code iterator.
5496 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
5497 using any_rotate code iterator and SWIM124 mode iterator.
5498 (ix86_rotlti3): New insn_and_split pattern.
5499 (ix86_rotrti3): Ditto.
5500 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
5501 ix86_rotl{di,ti}3 patterns.
5502 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
5503 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
5504 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
5505 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
5506 code iterator and SWI mode iterator.
5507 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
5508 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
5510 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
5511 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
5512 (bswap rotatert splitter): Add splitter.
5513 (bswap splitter): Macroize splitter using any_rotate code iterator.
5514 Add insn predicate to split only for TARGET_USE_XCHGB or when
5515 optimizing function for size.
5517 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5519 * config/pa/pa.c (emit_move_sequence): Remove use of
5520 deleted variable flag_argument_noalias.
5522 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5524 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
5526 Add to unsupported targets list.
5527 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
5528 sparc*-sun-solaris2.[567]* from target lists.
5529 * configure: Regenerate.
5530 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
5532 Remove Solaris 7 patch references.
5533 (Specific, sparc-sun-solaris2.7): Removed.
5534 (sparc-sun-solaris2*): Update Solaris 7 example.
5535 (sparc64-*-solaris2*): Likewise.
5537 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5539 * config.build (alpha*-dec-osf4*): Remove.
5540 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
5541 of obsolete configurations.
5542 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
5544 * config/alpha/t-osf4: Renamed to ...
5545 * config/alpha/t-osf5: ... this.
5546 * config/alpha/osf.h: Renamed to ...
5547 * config/alpha/osf5.h: ... this.
5548 Merged old osf5.h contents.
5550 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
5551 (EXTRA_SPECS): Removed.
5552 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
5553 reflect removal of Tru64 UNIX V4.0/V5.0 support.
5556 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5558 * doc/contrib.texi (Contributors, Rainer Orth): Update.
5560 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
5563 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
5564 __thiscall convention.
5566 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5568 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
5570 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
5572 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5574 * function.c (assign_parms_initialize_all): Add unused attribute
5577 2010-04-12 Richard Guenther <rguenther@suse.de>
5579 * gsstruct.def (GSS_CALL): New.
5580 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
5581 * gimple.h: Include tree-ssa-alias.h.
5582 (struct gimple_statement_call): New.
5583 (union gimple_statement_struct_d): Add gimple_call member.
5584 (gimple_call_reset_alias_info): Declare.
5585 (gimple_call_use_set): New function.
5586 (gimple_call_clobber_set): Likewise.
5587 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
5588 * gimple.c (gimple_call_reset_alias_info): New function.
5589 (gimple_build_call_1): Call it.
5590 * lto-streamer-in.c (input_gimple_stmt): Likewise.
5591 * tree-inline.c (remap_gimple_stmt): Likewise.
5592 (expand_call_inline): Remove callused handling.
5593 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
5594 * tree-dfa.c (dump_variable): Likewise.
5595 * tree-parloops.c (parallelize_loops): Likewise.
5596 * tree-ssa.c (init_tree_ssa): Likewise.
5597 (delete_tree_ssa): Likewise.
5598 * tree-flow-inline.h (is_call_used): Remove.
5599 * tree-flow.h (struct gimple_df): Remove callused member.
5600 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
5601 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
5602 (ref_maybe_used_by_call_p_1): Simplify.
5603 (call_may_clobber_ref_p_1): Likewise.
5604 * tree-ssa-structalias.c (compute_points_to_sets): Set
5605 the call stmt used and clobbered sets.
5606 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
5607 (find_tail_calls): Verify the tail call.
5609 2010-04-12 Richard Guenther <rguenther@suse.de>
5611 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
5612 single-iteration always-inline inlining.
5613 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
5614 (cgraph_decide_inlining): Do not handle always-inline specially.
5615 (try_inline): Remove always-inline cycle detection special case.
5616 Do not recurse on always-inlines.
5617 (cgraph_early_inlining): Do not iterate if not optimizing.
5618 (cgraph_gate_early_inlining): remove.
5619 (pass_early_inline): Run unconditionally.
5620 (gate_cgraph_decide_inlining): New function.
5621 (pass_ipa_inline): Use it. Do not run the IPA inliner if
5622 not inlining or optimizing.
5623 (cgraph_decide_inlining_of_small_functions): Also consider
5624 always-inline functions.
5625 (cgraph_default_inline_p): Return true for nodes which should
5626 disregard inline limits.
5627 (estimate_function_body_sizes): Assume zero size and time for
5628 nodes which are marked as disregarding inline limits.
5629 (cgraph_decide_recursive_inlining): Do not perform recursive
5630 inlining on always-inline nodes.
5632 2010-04-12 Jakub Jelinek <jakub@redhat.com>
5635 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
5636 for exprs satisfying handled_component_p.
5638 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
5640 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
5641 non-constant aggregate elements.
5643 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
5644 is a real initialization.
5646 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
5649 * c-decl.c (start_function): Move forward check for nested function.
5651 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5653 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
5654 * config/sh/sh.c: Include reload.h.
5655 (sh_legitimize_reload_address): New.
5656 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
5657 sh_legitimize_reload_address.
5659 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5661 * config/sh/sh.md (*movqi_pop): New insn pattern.
5662 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
5664 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5666 * config/i386/i386.md (any_shiftrt): New code iterator.
5667 (shiftrt_insn): New code attribute.
5669 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
5670 using any_shiftrt code iterator.
5671 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
5672 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
5673 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
5674 pattern from corresponding peephole2 patterns.
5675 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
5676 using any_shiftrt code iterator.
5677 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
5678 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
5679 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
5680 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
5681 *{ashr,lshr}<mode>3_cmp_zext.
5682 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
5684 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5686 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
5688 (*lshr<mode>3_cconly): Ditto.
5690 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5692 * config/i386/i386.md (lshr<mode>3): Macroize expander from
5693 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5694 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5695 pattern from *lshr{di,ti}3_1 and corresponding splitters using
5697 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5698 from corresponding peephole2 patterns.
5699 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
5700 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
5701 and *lshrdi3_1_rex64 using SWI mode iterator.
5702 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
5703 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
5704 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
5705 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
5706 and *lshrdi3_cmp_rex64 using SWI mode iterator.
5707 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
5708 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
5709 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
5710 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
5713 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
5715 * config/i386/i386.md (ashr<mode>3): Macroize expander from
5716 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5717 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5718 pattern from *ashr{di,ti}3_1 and corresponding splitters using
5720 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5721 from corresponding peephole2 patterns.
5722 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
5723 (ashrsi3_cvt): Rename from ashrsi3_31.
5724 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
5725 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
5726 and x86_64_shift_adj_3 using SWI48 mode iterator.
5727 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
5728 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
5729 and *ashrdi3_1_rex64 using SWI mode iterator.
5730 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
5731 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
5732 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
5733 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
5734 and *ashrdi3_cmp_rex64 using SWI mode iterator.
5735 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
5736 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
5737 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
5738 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
5740 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
5741 * config/i386/i386.c (ix86_split_ashr): Update for renamed
5742 x86_shift<mode>_adj_3 expanders.
5744 2010-04-10 Wei Guozhi <carrot@google.com>
5747 * config/arm/arm.c (arm_pic_static_addr): New function.
5748 (legitimize_pic_address): Call arm_pic_static_addr when it detects
5750 (arm_output_addr_const_extra): Output expression for new pattern.
5751 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
5753 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
5755 * ira-costs.c (record_reg_classes): Ignore alternatives that are
5758 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
5759 * web.c: Include "insn-config.h" and "recog.h".
5760 (union_match_dups): New function.
5761 (web_main): Call it.
5762 (union_defs): Don't try to recognize match_dups.
5764 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
5765 if doing so would replace the entire pattern.
5767 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5771 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
5772 and splitter pattern. Change splitter operand 1 predicate to
5775 2010-04-09 Martin Jambor <mjambor@suse.cz>
5777 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
5778 lattices are addresses of CONST_DECLs with the same initial value.
5779 (ipcp_print_all_lattices): Print values of CONST_DECLs.
5780 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
5782 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
5783 Bernd Schmidt <bernds@codesourcery.com>
5785 * loop-invariant.c (replace_uses): New static function.
5786 (move_invariant_reg): Use it to ensure we can replace the uses.
5788 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
5790 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
5792 (picochip_override_options): Enable section anchors only above -O1.
5793 (picochip_reorg): Fixed a couple of build warnings.
5795 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5797 * configure.ac (plugin -rdynamic test): Log result.
5798 * configure: Regenerate.
5799 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
5800 (RDYNAMIC_SPEC): Define.
5801 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
5803 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5805 * configure.ac: Determine Sun ld version numbers.
5806 (comdat_group): Restrict GNU ld version checks to gld.
5807 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
5808 (enable_comdat): Support --enable-comdat.
5809 * configure: Regenerate.
5810 * doc/install.texi (Configuration): Document --enable-comdat.
5812 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5814 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
5815 * config/sol2-gld.h: ... here.
5816 * config.gcc (sparc*-*-solaris2*): Reflect this.
5817 (i[34567]86-*-solaris2*): Use it.
5819 2010-04-09 Steve Ellcey <sje@cup.hp.com>
5821 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
5823 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
5825 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5828 * diagnostic.c (diagnostic_initialize): Initialize
5829 some_warnings_are_errors.
5830 (diagnostic_finish): New.
5831 (diagnostic_action_after_output): Call it before exiting.
5832 (diagnostic_report_diagnostic): Do not print message here. Set
5833 some_warnings_are_errors.
5834 * diagnostic.h (diagnostic_context): Delete
5835 issue_warnings_are_errors_message. Add some_warnings_are_errors.
5836 (diagnostic_finish): Declare.
5837 * toplev.c (toplev_main): Call it before exit.
5839 2010-04-09 Jason Merrill <jason@redhat.com>
5842 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
5843 for incomplete type.
5846 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
5847 based on a warning flag.
5849 2010-04-09 Richard Guenther <rguenther@suse.de>
5851 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
5853 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
5856 * varasm.c (default_assemble_visibility): Wrap vars that are
5857 set, but unused, by targets without GAS.
5858 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
5859 Remove set, but unused, vars.
5860 (rs6000_legitimize_tls_address): Likewise.
5861 (altivec_expand_dst_builtin): Likewise.
5862 * config/darwin.c (machopic_classify_symbol): Likewise.
5863 (machopic_indirection_name): Likewise.
5865 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5867 * config/i386/i386.md (DWI): New mode iterator.
5868 (S): New mode attribute.
5869 (shift_operand): Ditto.
5870 (shift_immediate_operand): Ditto.
5871 (ashl_input_operand): Ditto.
5872 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
5873 using SDWIM mode iterator.
5874 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
5875 pattern from *ashl{di,ti}3_1 and corresponding splitters using
5877 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
5878 from corresponding peephole2 patterns.
5879 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
5880 and x86_64_shift_adj_1 using SWI48 mode iterator.
5881 (x86_shift<mode>_adj_2): Ditto.
5882 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
5883 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
5884 using SWI48 mode iterator.
5885 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
5886 *ashldi3_cmp_rex64 using SWI mode iterator.
5887 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
5888 *ashldi3_cconly_rex64 using SWI mode iterator.
5889 * config/i386/i386.c (ix86_split_ashl): Update for renamed
5890 x86_shift<mode>_adj_{1,2}.
5891 (ix86_split_ashr): Ditto.
5892 (ix86_split_lshr): Ditto.
5894 2010-04-09 Richard Guenther <rguenther@suse.de>
5896 * target.h (builtin_conversion): Pass in input and output types.
5897 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
5898 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
5899 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
5900 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
5902 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
5904 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
5906 2010-04-09 Richard Guenther <rguenther@suse.de>
5909 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
5911 2010-04-09 Richard Guenther <rguenther@suse.de>
5913 * tree-vectorizer.h (struct _stmt_vec_info): Document
5914 that vectype is the type of the LHS.
5915 (supportable_widening_operation, supportable_narrowing_operation):
5916 Get both input and output vector types as arguments.
5917 (vect_is_simple_use_1): Declare.
5918 (get_same_sized_vectype): Likewise.
5919 * tree-vect-loop.c (vect_determine_vectorization_factor):
5920 Set STMT_VINFO_VECTYPE to the vector type of the def.
5921 (vectorizable_reduction): Adjust.
5922 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
5923 Adjust. Specify the output vector type.
5924 (vect_pattern_recog_1): Adjust.
5925 * tree-vect-stmts.c (get_same_sized_vectype): New function.
5926 (vectorizable_call): Adjust.
5927 (vectorizable_conversion): Likewise.
5928 (vectorizable_operation): Likewise.
5929 (vectorizable_type_demotion): Likewise.
5930 (vectorizable_type_promotion): Likewise.
5931 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
5933 (vect_is_simple_use_1): New function.
5934 (supportable_widening_operation): Get both input and output
5936 (supportable_narrowing_operation): Likewise.
5937 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
5939 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
5941 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
5942 __thiscall and _thiscall as predefined macros.
5943 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
5944 thiscall attribute handling.
5945 (ix86_comp_type_attributes): Likewise.
5946 (ix86_function_regparm): Likewise.
5947 (ix86_return_pops_args): Likewise.
5948 (init_cumulative_args): Likewise.
5949 (find_drap_reg): Likewise.
5950 (ix86_static_chain): Likewise.
5951 (x86_this_parameter): Likewise.
5952 (x86_output_mi_thunk): Likewise.
5953 (ix86_attribute_table): Add description for thiscall attribute.
5954 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
5955 * doc/extend.texi: Add documentation for thiscall.
5957 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5960 * c.opt (Wint-to-pointer-cast): Available in C++.
5961 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
5963 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
5965 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
5966 * calls.c (expand_call): Pass the function type to aggregate_value_p.
5967 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
5968 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
5969 function type instead. Reorder and simplify checks.
5971 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
5973 2010-04-08 Jing Yu <jingyu@google.com>
5974 Zdenek Dvorak <ook@ucw.cz>
5976 PR tree-optimization/42720
5977 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
5978 loop unswitch conditions here from ...
5979 (tree_unswitch_single_loop): ... here.
5981 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5983 * tree-if-conv.c: Fix comments and simplify logic.
5985 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5987 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
5988 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
5989 (main_tree_if_conversion): Update call to tree_if_conversion.
5991 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5994 * doc/invoke.texi (-b,-V): Delete.
5995 * doc/tm.texi: Do not mention -b.
5996 * gcc.c (display_help): Delete -b and -V.
5997 (process_command): Delete -b and -V.
5998 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
6000 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
6001 Wolfgang Gellerich <gellerich@de.ibm.com>
6003 Implement target hook for loop unrolling
6004 * target.h (loop_unroll_adjust): Add a new target hook function.
6005 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
6006 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
6007 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
6008 (s390_loop_unroll_adjust): Implement the new target hook for s390.
6009 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
6011 (decide_unroll_stupid): Likewise.
6013 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6016 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
6018 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6020 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
6021 (Specific, *-*-solaris2*): Likewise.
6022 Don't prefer Sun as over GNU as.
6024 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
6026 * config/s390/s390.c (override_options): Adjust the z10 defaults
6027 for max-unroll-times, max-completely-peeled-insns
6028 and max-completely-peel-times.
6030 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6032 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
6033 instructions for z10.
6034 (s390_expand_setmem): Likewise.
6035 (s390_expand_cmpmem): Likewise.
6037 2010-04-08 Richard Guenther <rguenther@suse.de>
6039 PR tree-optimization/43679
6040 * tree-ssa-pre.c (eliminate): Only propagate copies.
6042 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6045 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
6046 set but not used variable warning.
6048 2010-04-08 Wei Guozhi <carrot@google.com>
6051 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
6052 (arm_size_rtx_costs): Call the new function when optimized for size.
6054 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6057 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
6058 op0 is not a MEM, just return NULL instead of assertion
6060 (discover_nonconstant_array_refs): Don't walk debug stmts.
6062 2010-04-08 Doug Kwan <dougkwan@google.com>
6064 * configure.ac: Recognize gold and do not use its version number
6065 to test ld features.
6066 * configure: Regenerate.
6068 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
6071 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
6072 (negate_value): Move code to push elements to broken_up_substracts ...
6073 (eliminate_plus_minus_pair): ... here. Push operands that have no
6074 negative pair to plus_negates.
6075 (repropagate_negates, init_reassoc, fini_reassoc): Update.
6077 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6079 * doc/install.texi (Configuration): Move description of
6080 --enable-lto, --with-libelf*, --enable-gold from Java section to
6083 * doc/generic.texi (Working with declarations)
6084 (Function Properties, C and C++ Trees): Fix typos.
6085 * doc/sourcebuild.texi (Top Level): Likewise.
6087 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6090 * tree.h (DECL_READ_P): Define.
6091 (struct tree_decl_common): Add decl_read_flag.
6092 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
6093 a set but not used warning.
6094 (merge_decls): Merge DECL_READ_P flag.
6095 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
6096 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
6097 * c-common.c (handle_used_attribute, handle_unused_attribute):
6099 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
6101 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
6103 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
6104 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
6105 c_parser_binary_expression, c_parser_cast_expression,
6106 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
6107 Call default_function_array_read_conversion instead of
6108 default_function_array_conversion where needed.
6109 (c_parser_unary_expression, c_parser_conditional_expression,
6110 c_parser_postfix_expression_after_primary, c_parser_initelt):
6111 Likewise. Call mark_exp_read where needed.
6112 (c_parser_statement_after_labels, c_parser_asm_operands,
6113 c_parser_typeof_specifier, c_parser_sizeof_expression,
6114 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
6116 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
6118 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
6119 (warn_unused_but_set_parameter): Default to warn_unused
6121 * doc/invoke.texi: Document -Wunused-but-set-variable and
6122 -Wunused-but-set-parameter.
6124 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
6125 used count variable.
6126 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
6127 when operandN variables aren't used in the body of the expander
6129 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
6130 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
6131 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
6132 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
6133 FOR_EACH_IMM_USE_ON_STMT): Likewise.
6134 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
6135 * tree.c (PROCESS_ARG): Likewise.
6137 2010-04-07 Simon Baldwin <simonb@google.com>
6139 * diagnostic.h (diagnostic_override_option_index): New macro to
6140 set a diagnostic's option_index.
6141 * c-tree.h (c_cpp_error): Add warning reason argument.
6142 * opts.c (_warning_as_error_callback): New.
6143 (register_warning_as_error_callback): Store callback for
6144 warnings enabled via enable_warning_as_error.
6145 (enable_warning_as_error): Call callback, minor code tidy.
6146 * opts.h (register_warning_as_error_callback): Declare.
6147 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
6148 response to -Werror=.
6149 (c_common_init_options): Register warning_as_error_callback in opts.c.
6150 * common.opt: Add -Wno-cpp option.
6151 * c-common.c (struct reason_option_codes_t): Map cpp warning
6152 reason codes to gcc option indexes.
6153 * (c_option_controlling_cpp_error): New function, lookup the gcc
6154 option index for a cpp warning reason code.
6155 * (c_cpp_error): Add warning reason argument, call
6156 c_option_controlling_cpp_error for diagnostic_override_option_index.
6157 * doc/invoke.texi: Document -Wno-cpp.
6159 2010-04-07 Richard Guenther <rguenther@suse.de>
6161 * ipa-reference.c (mark_load): Use get_base_address.
6162 (mark_store): Likewise.
6164 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
6165 inserting GIMPLE_NOPs into the IL.
6166 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6167 Explicitly strip handled components and indirect references.
6169 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
6170 folding address expressions.
6171 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
6172 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
6173 operand_equal_p to compare decls.
6174 (ptr_deref_may_alias_decl_p): Likewise.
6175 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
6176 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
6177 Handle reversed comparison ops.
6178 * tree-sra.c (asm_visit_addr): Use get_base_address.
6179 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
6180 * ipa-reference.c (mark_address): Use get_base_address.
6182 2010-04-07 Richard Guenther <rguenther@suse.de>
6184 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
6185 Propagate constants everywhere.
6187 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6190 * tree.c (MAX_INT_CACHED_PREC): Define.
6191 (nonstandard_integer_type_cache): New array.
6192 (build_nonstandard_integer_type): Cache results for precision
6193 <= MAX_INT_CACHED_PREC.
6195 2010-04-07 Richard Guenther <rguenther@suse.de>
6197 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
6198 -fargument-noalias-global, -fargument-noalias-anything): Remove.
6199 * common.opt: Likewise.
6200 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
6201 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
6202 (nonoverlapping_memrefs_p): Likewise.
6203 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6204 * opts.c (common_handle_option): Handle OPT_fargument_alias,
6205 OPT_fargument_noalias, OPT_fargument_noalias_anything and
6206 OPT_fargument_noalias_global for backward compatibility.
6208 2010-04-07 Richard Guenther <rguenther@suse.de>
6210 PR tree-optimization/43270
6211 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
6212 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
6213 * tree-ssa-pre.c (phi_translate_1): Adjust.
6214 (fully_constant_expression): Split out vn_reference handling to ...
6215 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
6216 Fold reads from constant strings.
6217 (vn_reference_lookup): Handle fully constant references.
6218 (vn_reference_lookup_pieces): Likewise.
6219 * Makefile.in (expmed.o-warn): Add -Wno-error.
6221 2010-04-07 Martin Jambor <mjambor@suse.cz>
6223 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
6225 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
6228 * gcc.c: Add -static-libstdc++ to list of recognized options.
6230 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6232 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
6234 2010-04-07 Richard Guenther <rguenther@suse.de>
6237 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
6238 bases build simple mem attributes to retain points-to information.
6240 2010-04-07 Richard Guenther <rguenther@suse.de>
6243 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
6244 preserve points-to related information.
6246 2010-04-07 Richard Guenther <rguenther@suse.de>
6249 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
6250 discard plain indirect references.
6251 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
6252 * tree.c (tree_nop_conversion): Likewise.
6254 2010-04-07 Dodji Seketeli <dodji@redhat.com>
6257 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
6259 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
6261 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
6262 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
6264 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6266 * tree-if-conv.c: Fix indentation and comments.
6268 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6270 * tree-if-conv.c: Sort static functions in topological order.
6272 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6274 * tree-if-conv.c: Fix indentation and comments.
6276 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6279 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
6280 lang_hooks.types.type_for_size instead of
6281 build_nonstandard_integer_type.
6282 When converting an unsigned type to signed, double its precision.
6283 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
6284 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
6285 (graphite_create_new_loop_guard): When ub + 1 wraps around,
6288 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6291 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
6292 POINTER_PLUS_EXPR for pointer types.
6294 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6297 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
6298 * graphite-clast-to-gimple.c: Include langhooks.h.
6299 (max_signed_precision_type): New.
6300 (max_precision_type): Takes two types as arguments.
6301 (precision_for_value): New.
6302 (precision_for_interval): New.
6303 (gcc_type_for_interval): New.
6304 (gcc_type_for_value): New.
6305 (gcc_type_for_clast_term): New.
6306 (gcc_type_for_clast_red): New.
6307 (gcc_type_for_clast_bin): New.
6308 (gcc_type_for_clast_expr): Split up into several functions.
6309 (gcc_type_for_clast_eq): Rewritten.
6310 (compute_bounds_for_level): New.
6311 (compute_type_for_level_1): New.
6312 (compute_type_for_level): New.
6313 (gcc_type_for_cloog_iv): Removed.
6314 (gcc_type_for_iv_of_clast_loop): Rewritten.
6315 (graphite_create_new_loop): Compute the lower and upper bound types
6316 with gcc_type_for_clast_expr.
6317 (graphite_create_new_loop_guard): Same.
6318 (find_cloog_iv_in_expr): Removed.
6319 (compute_cloog_iv_types_1): Removed.
6320 (compute_cloog_iv_types): Removed.
6321 (gloog): Do not call compute_cloog_iv_types.
6322 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
6324 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
6325 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
6326 (GBB_CLOOG_IV_TYPES): Removed.
6328 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6330 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
6331 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
6332 (detect_commutative_reduction): Same.
6334 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6336 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
6337 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
6339 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
6340 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
6341 (rewrite_commutative_reductions_out_of_ssa): Same.
6342 * passes.c (execute_function_todo): Call verify_ssa for every pass
6343 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
6344 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
6345 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
6346 with an extra argument.
6347 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
6348 verify_ssa only when the extra argument is true.
6349 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
6350 with an extra argument.
6351 (tree_transform_and_unroll_loop): Same.
6353 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6355 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
6356 for all the passes of the LNO having LOOP_CLOSED_SSA.
6357 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
6358 * tree-loop-distribution.c (pass_loop_distribution): Same.
6359 * tree-pass.h (TODO_verify_loops): Removed.
6360 * tree-ssa-loop.c (pass_tree_loop_init): Same.
6362 (pass_tree_unswitch): Same.
6363 (pass_predcom): Same.
6364 (pass_vectorize): Same.
6365 (pass_linear_transform): Same.
6366 (pass_graphite_transforms): Same.
6367 (pass_iv_canon): Same.
6368 (pass_complete_unroll): Same.
6369 (pass_complete_unrolli): Same.
6370 (pass_parallelize_loops): Same.
6371 (pass_loop_prefetch): Same.
6372 (pass_iv_optimize): Same.
6374 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
6377 * passes.c (init_optimization_passes): Move pass_lim before
6378 pass_copy_prop and pass_dce_loop.
6380 2010-04-06 Jakub Jelinek <jakub@redhat.com>
6383 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
6384 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
6385 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
6386 MULTI_* defines for 4 argument vpermil2p* builtins.
6388 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
6390 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
6391 * config/i386/i386.c (x86_maybe_negate_const_int): New.
6392 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
6393 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
6394 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
6395 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
6396 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
6397 Use x86_maybe_negate_const_int to output insn mnemonic.
6398 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
6399 check from instruction predicate. Update comments.
6400 * config/i386/sync.md (sync_add<mode>): Use
6401 x86_maybe_negate_const_int to output insn mnemonic.
6403 2010-04-06 Jan Hubicka <jh@suse.cz>
6405 PR tree-optimization/42906
6406 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
6407 IGNORE_SELF argument. Set visited_control_parents for fully
6409 (find_obviously_necessary_stmts): Update call of
6410 mark_control_dependent_edges_necessary.
6411 (propagate_necessity): Likewise. Handle PHI edges more curefully.
6413 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
6415 * config/i386/i386.md: Remove comment about 'e' and 'E'
6418 2010-04-06 Richard Guenther <rguenther@suse.de>
6420 PR tree-optimization/43627
6421 * tree-vrp.c (extract_range_from_unary_expr): Widenings
6422 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
6425 2010-04-06 Jakub Jelinek <jakub@redhat.com>
6427 * BASE-VER: Change to 4.6.0.
6430 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
6433 2010-04-06 Richard Guenther <rguenther@suse.de>
6436 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
6438 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6440 * doc/invoke.texi (Optimize Options): Document that LTO
6441 won't remove object access purely due to incompatible
6444 2010-04-04 Matthias Klose <doko@ubuntu.com>
6446 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
6447 Initialize variable.
6449 2010-04-03 Richard Guenther <rguenther@suse.de>
6452 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
6453 require a non-NULL MEM_OFFSET.
6455 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
6457 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
6458 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
6459 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
6460 config/alpha/predicates.md, config/arm/arm.md,
6461 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
6462 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
6463 config/darwin9.h, config/darwin.c, config/darwin.h,
6464 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
6465 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
6466 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
6467 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
6468 config/mips/mips.md, config/mn10300/mn10300.c,
6469 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
6470 config/rs6000/aix.h, config/rs6000/dfp.md,
6471 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
6472 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
6473 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
6474 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
6475 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
6476 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
6477 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
6478 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
6479 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
6480 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
6481 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
6482 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
6483 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
6484 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
6485 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
6486 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
6487 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
6488 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
6489 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
6490 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
6491 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
6492 opt-functions.awk, opth-gen.awk, params.def, passes.c,
6493 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
6494 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
6495 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
6496 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
6497 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
6498 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
6499 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
6500 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
6501 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
6502 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
6503 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
6504 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
6505 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
6506 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
6508 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6511 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
6512 * aclocal.m4: Regenerate.
6514 2010-04-02 Richard Guenther <rguenther@suse.de>
6516 PR tree-optimization/43629
6517 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
6518 if we have seen a constant value.
6520 2010-04-02 Joseph Myers <joseph@codesourcery.com>
6522 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
6524 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
6527 * arm.c (legitimize_tls_address): Adjust call to
6528 gen_tls_load_dot_plus_four.
6529 (arm_note_pic_base): New function.
6530 (arm_cannot_copy_insn_p): Use it.
6531 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
6534 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6539 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6541 * Makefile.in ($(out_object_file)): Depend on
6542 gt-$(basename $(notdir $(out_file))).h.
6544 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
6546 * config.gcc (lm32-*-rtems*): Add t-lm32.
6548 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
6550 * config.gcc: Add lm32-*-rtems*.
6551 * config/lm32/rtems.h: New file.
6553 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
6556 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
6558 2010-04-01 Jakub Jelinek <jakub@redhat.com>
6560 * dwarf2out.c (output_compilation_unit_header): For
6561 -gdwarf-4 use version 4 instead of version 3.
6562 (output_line_info): For version 4 and above emit additional
6563 maximum ops per insn header field.
6564 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
6566 * dwarf2out.c (is_c_family, is_java): Remove.
6567 (lower_bound_default): New function.
6568 (add_bound_info, gen_descr_array_type_die): Use it.
6570 2010-04-01 Dodji Seketeli <dodji@redhat.com>
6573 * dwarf2out.c (gen_variable_die): Allow debug info for variable
6574 re-declaration when it happens in a function.
6576 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
6578 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
6579 (cgraph_remove_function_insertion_hook): Same.
6580 (cgraph_call_function_insertion_hooks): Same.
6582 2010-04-01 Richard Guenther <rguenther@suse.de>
6585 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
6586 and TREE_THIS_VOLATILE.
6587 (copy_ref_info): Likewise.
6588 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
6589 * tree.c (build6_stat): Ignore side-effects of all but arg5
6590 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
6593 2010-04-01 Richard Guenther <rguenther@suse.de>
6595 PR tree-optimization/43607
6596 * ipa-type-escape.c (check_call): Do not access non-existing
6599 2010-04-01 Richard Guenther <rguenther@suse.de>
6603 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
6604 Jack Howarth <howarth@bromo.med.uc.edu>
6606 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6609 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6611 * doc/install.texi (Prerequisites): Document libelf usability on
6612 IRIX 5/6 and Solaris 2.
6613 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
6614 Update GNU as, GNU ld requirements.
6615 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
6616 Document Sun Studio compiler download.
6617 Update and simplify as, ld recommendations.
6618 (Specific, *-*-solaris2.7): Note obsoletion, removal.
6620 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6622 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
6623 with_tune_32 to pentium4.
6625 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
6627 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
6629 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6631 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
6632 obsoletion, removal.
6634 Document GNU as requirement.
6635 Update configure requirements.
6636 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
6637 Recomment IRIX 6.5.18+.
6638 Document IDF/IDL requirement.
6639 Document GNU as requirement.
6640 Document GNU ld bootstrap failure.
6641 Remove freeware.sgi.com reference.
6643 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6645 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
6646 UNIX V4.0, V5.0 obsoletion, removal.
6647 Remove --with-gc=simple reference.
6648 Update VM requirements during bootstrap.
6649 Remove -oldas bootstrap description.
6650 Update binutils reference.
6651 Remove comparison failure note.
6653 2010-03-31 Richard Guenther <rguenther@suse.de>
6654 Zdenek Dvorak <ook@ucw.cz>
6655 Sebastian Pop <sebastian.pop@amd.com>
6658 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
6659 with multiple arguments.
6660 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
6662 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6664 * graphite-dependences.c (print_pddr): Call print_pdr with an
6666 * graphite-poly.c (debug_pdr): Add an extra argument for the
6669 (print_pbb_domain): Same.
6671 (print_scop_context): Same.
6673 (print_cloog): Same.
6674 (debug_pbb_domain): Same.
6678 (debug_scop_context): Same.
6680 (debug_cloog): Same.
6681 (print_scop_params): Same.
6682 (debug_scop_params): Same.
6683 (print_iteration_domain): Same.
6684 (print_iteration_domains): Same.
6685 (debug_iteration_domain): Same.
6686 (debug_iteration_domains): Same.
6687 (print_scattering_function): Same.
6688 (print_scattering_functions): Same.
6689 (debug_scattering_function): Same.
6690 (debug_scattering_functions): Same.
6691 * graphite-poly.h (debug_pdr): Update declaration.
6693 (print_pbb_domain): Same.
6695 (print_scop_context): Same.
6697 (print_cloog): Same.
6698 (debug_pbb_domain): Same.
6702 (debug_scop_context): Same.
6704 (debug_cloog): Same.
6705 (print_scop_params): Same.
6706 (debug_scop_params): Same.
6707 (print_iteration_domain): Same.
6708 (print_iteration_domains): Same.
6709 (debug_iteration_domain): Same.
6710 (debug_iteration_domains): Same.
6711 (print_scattering_function): Same.
6712 (print_scattering_functions): Same.
6713 (debug_scattering_function): Same.
6714 (debug_scattering_functions): Same.
6716 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6718 * graphite-poly.c (print_scattering_function_1): New.
6719 (print_scattering_function): Call it.
6720 (print_scop_params): Remove spaces at the end of lines.
6723 * graphite-poly.h (print_cloog): Declared.
6724 (debug_cloog): Declared.
6726 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6728 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
6730 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
6731 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
6732 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
6733 to switch between adding the IV bump in loop->latch or in loop->header.
6735 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6737 * graphite-poly.c (print_scattering_function): Pretty print following
6740 (print_pbb_domain): Same.
6741 (dump_gbb_cases): Same.
6742 (dump_gbb_conditions): Same.
6745 (print_scop_params): Same.
6746 (print_scop_context): Same.
6748 (print_pbb_body): New.
6749 (lst_indent_to): New.
6750 (print_lst): Start new lines with a #.
6751 * graphite-poly.h (pbb_bb): New.
6752 (pbb_index): Use pbb_bb.
6753 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
6755 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
6757 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6759 * dwarf2out.c (size_of_die): For -gdwarf-4 use
6760 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
6761 and 0 instead of 1 for dw_val_class_flag.
6762 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
6763 dw_val_class_range_list, dw_val_class_loc_list,
6764 dw_val_class_lineptr and dw_val_class_macptr, use
6765 DW_FORM_flag_present for dw_val_class_flag and
6766 DW_FORM_exprloc for dw_val_class_loc.
6767 (output_die): For -gdwarf-4 print dw_val_class_loc
6768 size as uleb128 instead of 1 or 2 bytes and don't print
6769 anything for dw_val_class_flag.
6771 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
6772 instead of cselib_lookup following by tweaking locs->setting_insn.
6775 * cselib.c (cselib_process_insn): Clear cselib_current_insn
6776 even before returning from label, setjmp call or volatile asm
6779 2010-03-31 Richard Guenther <rguenther@suse.de>
6782 * cgraphunit.c (cgraph_output_in_order): Do not allocate
6783 temporary data on stack.
6785 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6787 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
6788 (PUSHSECTION_ASM_OP): Remove.
6789 (POPSECTION_ASM_OP): Remove.
6790 (PUSHSECTION_FORMAT): Remove.
6791 * config/sol2.h (PUSHSECTION_FORMAT): Define.
6792 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
6793 * config/sol2.c (solaris_output_init_fini): Use it.
6795 2010-03-31 Jie Zhang <jie@codesourcery.com>
6798 * opt-functions.awk (var_type_struct): Use signed char type
6799 for simple variables.
6801 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6803 * config/sol2.c: Include output.h.
6804 (solaris_assemble_visibility): New function.
6805 * config/t-sol2 (sol2.o): Add output.h dependency.
6806 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
6807 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
6810 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6813 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
6814 V2SImode or XFmode on PRE_DEC.
6817 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
6820 2010-03-31 Jie Zhang <jie@codesourcery.com>
6823 * reload.h (caller_save_initialized_p): Declare.
6824 * toplev.c (backend_init_target): Don't call
6825 init_caller_save but set caller_save_initialized_p to false.
6826 * caller-save.c (caller_save_initialized_p): Define.
6827 (init_caller_save): Check caller_save_initialized_p.
6828 * ira.c (ira): Call init_caller_save if flag_caller_saves.
6830 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6833 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
6834 and soft-fp/t-softfp to tmake_file.
6835 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
6836 (LIBGCC2_TF_CEXT): Define.
6839 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
6842 * cselib.c (n_useless_values): Document handling of debug locs.
6843 (n_useless_debug_values, n_debug_values): New variables.
6844 (new_elt_loc_list): Don't add to debug values, keep count.
6845 (promote_debug_loc): New.
6846 (cselib_reset_table): Zero new variables.
6847 (entry_and_rtx_equal_p): Promote debug locs.
6848 (discard_useless_locs): Increment n_useless_debug_values for
6850 (remove_useless_values): Adjust n_useless_values and n_debug_values
6851 with n_useless_debug_values.
6852 (add_mem_for_addr): Promote debug locs.
6853 (cselib_lookup_mem): Likewise.
6854 (cselib_lookup_addr): Renamed to...
6855 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
6856 (cselib_log_lookup): ... this. Turn into...
6857 (cselib_lookup_addr): ... new wrapper.
6858 (cselib_lookup_from_insn): New.
6859 (cselib_invalidate_regno): Increment n_useless_debug_values for
6861 (cselib_invalidate_mem): Likewise.
6862 (cselib_process_insn): Take n_deleted and n_debug_values into
6863 account to guard remove_useless_value call.
6864 (cselib_finish): Zero n_useless_debug_values.
6865 * cselib.h (cselib_lookup_from_insn): Declare.
6866 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
6867 (sched_analyze_2): Likewise.
6869 2010-03-30 Jakub Jelinek <jakub@redhat.com>
6871 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
6873 (adjust_mems): Replace narrowing SUBREG of expression containing
6874 just PLUS, MINUS, MULT and ASHIFT of registers and constants
6875 with operations in the narrower mode.
6878 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
6879 regs_invalidated_by_call instead all call_used_reg_set registers.
6881 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
6884 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
6885 pointer comparisons with types_compatible_p.
6886 * tree-vect-stmts.c (vectorizable_call): Same.
6887 (vectorizable_condition): Same.
6889 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6891 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
6892 stack check if the mask would be zero.
6894 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
6895 Jack Howarth <howarth@bromo.med.uc.edu>
6897 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6900 2010-03-30 Joseph Myers <joseph@codesourcery.com>
6903 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
6905 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
6906 Include ___unordxf2 and ___unordtf2.
6907 * config/i386/libgcc-glibc.ver: Do not define inheritance from
6910 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
6912 * config/lm32/t-lm32: New file.
6913 * config.gcc: Use the above file when targetting lm32.
6915 2010-03-28 Duncan Sands <baldrick@free.fr>
6917 * Makefile.in (PLUGIN_HEADERS): Add except.h.
6919 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6922 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
6923 Improve vectorization cost model diagnostic.
6925 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6928 * tree-vect-data-refs.c (vect_analyze_data_refs): When
6929 compute_data_dependences_for_loop returns false, early exit
6930 and output an extra diagnostic for the failed data reference
6933 2010-03-29 Richard Guenther <rguenther@suse.de>
6935 PR tree-optimization/43560
6936 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
6937 (can_sm_ref_p): Treat stores to readonly locations as trapping.
6939 2010-03-29 Jie Zhang <jie@codesourcery.com>
6942 * toplev.c (process_options): Set optimization_default_node
6943 and optimization_current_node.
6944 * opts.c (decode_options): Don't set optimization_default_node
6945 and optimization_current_node.
6947 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
6949 * config/rtems.h: Abandon -qrtems_debug.
6951 2010-03-28 Jan Hubicka <jh@suse.cz>
6953 PR tree-optimization/43505
6954 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
6955 map should not be copied.
6957 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6960 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
6961 cdtors, set DECL_PRESERVE_P.
6962 * ipa.c (cgraph_externally_visible_p): Return true if declaration
6965 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
6967 PR tree-optimization/43528
6968 * stor-layout.c (place_field): Check that constant fits into
6969 unsigned HWI when skipping calculation of MS bitfield layout.
6971 2010-03-27 Jan Hubicka <jh@suse.cz>
6974 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
6975 notice_global_symbol work.
6977 2010-03-27 Jakub Jelinek <jakub@redhat.com>
6979 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
6980 instead of dwarf2out_decl.
6981 (struct var_loc_node): Remove section_label field.
6982 (dwarf2out_function_decl): New function.
6983 (dwarf2out_var_location): Don't set section_label field.
6984 (dwarf2out_begin_function): Don't empty decl_loc_table here.
6986 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6988 PR tree-optimization/43544
6989 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6990 First argument for builtin vectorized function hook is now a
6991 tree to be able to distinguish between machine specific and
6993 * targhooks.c (default_builtin_vectorized_function): Ditto.
6994 * targhooks.h (default_builtin_vectorized_function): Ditto.
6995 * target.h (struct gcc_target): Ditto.
6996 * tree-vect-stmts.c (vectorizable_function): Ditto.
6997 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
6998 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7001 2010-03-26 Joseph Myers <joseph@codesourcery.com>
7004 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
7005 nested binding iff it is a FUNCTION_DECL.
7006 (store_parm_decls_newstyle): Pass nested=true to bind for
7007 FUNCTION_DECLs amongst parameters.
7009 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7011 * var-tracking.c (vt_expand_loc_callback): Don't run
7012 cselib_expand_value_rtx_cb in dummy mode if
7013 cselib_dummy_expand_value_rtx_cb returned false.
7015 * var-tracking.c (emit_note_insn_var_location): For one part
7016 notes with offset 0, don't add EXPR_LIST around the location.
7017 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
7018 add_location_or_const_value_attribute): Adjust for that change.
7021 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
7022 into first operand and location into second.
7023 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
7024 dw_cfi_oprnd_loc for DW_CFA_expression.
7025 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
7026 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
7027 assume first argument is regnum and second argument is location.
7029 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7032 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
7033 of scratch register to DImode. Split to DImode comparison operator.
7034 Use SImode subreg of scratch register in the multiplication.
7035 (*cmp_sadd_sidi): Ditto.
7036 (*cmp_ssub_si): Ditto.
7037 (*cmp_ssub_sidi): Ditto.
7039 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7042 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
7043 Remove invalid assert and wrong comment.
7045 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7048 * flags.h (final_insns_dump_p): New extern.
7049 * final.c (final_insns_dump_p): New variable.
7050 (rest_of_clean_state): Set it before -fdump-final-insns=
7051 dumping, clear afterwards.
7052 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
7053 MEM_ALIAS_SET on MEMs.
7055 2010-03-26 David S. Miller <davem@davemloft.net>
7057 * configure.ac: Fix sparc GOTDATA_OP bug check.
7058 * configure: Rebuild.
7060 2010-03-26 Alan Modra <amodra@gmail.com>
7062 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
7064 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7066 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
7067 TLS_SECTION_ASM_FLAG.
7069 2010-03-25 Jakub Jelinek <jakub@redhat.com>
7072 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
7073 Clear first_function_block_is_cold.
7076 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
7077 argument if the argument is truth_value_p.
7079 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7081 * config/rs6000/constraints.md: Update copyright year for my changes.
7084 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
7085 used in reg+reg addressing, swap registers.
7087 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7090 * target.h (struct gcc_target): Add code_end hook.
7091 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
7093 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
7094 * toplev.c (compile_file): Call targetm.asm_out.code_end
7095 hook before unwind info/debug info output.
7096 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
7097 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
7098 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7099 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
7100 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7101 * config/i386/i386.c (ix86_file_end): Renamed to...
7102 (ix86_code_end): ... this. Make static. Don't call
7103 file_end_indicate_exec_stack. Emit unwind info using
7104 final_start_function/final_end_function.
7105 (darwin_x86_file_end): Remove.
7106 (TARGET_ASM_CODE_END): Define.
7107 * config/i386/i386.h (TARGET_ASM_FILE_END,
7108 NEED_INDICATE_EXEC_STACK): Don't define.
7109 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
7110 (TARGET_ASM_FILE_END): Define to darwin_file_end.
7111 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
7112 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
7115 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
7116 at the beginning and final_end_function at the end.
7117 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
7119 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7121 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
7122 and Sun as TLS syntax.
7123 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
7124 * configure: Regenerate.
7125 * config.in: Regenerate.
7126 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
7127 (default_elf_asm_named_section): Use it.
7128 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
7129 (i386_output_dwarf_dtprel): Likewise.
7130 (output_addr_const_extra): Likewise.
7131 (output_pic_addr_const): Lowercase @GOTTPOFF.
7132 (output_addr_const_extra): Likewise.
7133 (output_pic_addr_const): Lowercase @GOTNTPOFF.
7134 (output_addr_const_extra): Likewise.
7135 (output_pic_addr_const): Lowercase @INDNTPOFF.
7136 (output_addr_const_extra): Likewise.
7137 (output_pic_addr_const): Lowercase @NTPOFF.
7138 (output_addr_const_extra): Likewise.
7139 (output_pic_addr_const): Lowercase @TPOFF.
7140 (output_addr_const_extra): Likewise.
7141 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
7142 (*tls_global_dynamic_64): Likewise.
7143 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
7144 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
7146 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
7147 (ASM_OUTPUT_TLS_COMMON): Use it.
7148 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
7151 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
7152 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
7153 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
7154 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
7155 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
7156 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
7158 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7160 * config/i386/i386.c (override_options): Don't accept
7161 -mtls-dialect=sun any longer.
7162 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
7163 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
7164 (*tls_local_dynamic_base_32_sun): Likewise.
7165 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
7167 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7170 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7171 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
7174 * ira.c (adjust_cleared_regs): New function.
7175 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
7179 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
7181 * expr.c (expand_expr_real): Restore previous
7182 curr_insn_source_location and curr_insn_block after
7183 expand_expr_real_1 call.
7184 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
7185 instead of expand_expr_real_1.
7187 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
7189 PR rtl-optimization/43413
7190 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
7193 2010-03-22 James E. Wilson <wilson@codesourcery.com>
7196 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
7197 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
7199 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
7201 * config/i386/i386.c (ix86_target_string): Add -mfma.
7202 Fix a typo in comment.
7204 2010-03-22 Mike Stump <mikestump@comcast.net>
7207 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
7208 Don't overly align based upon packed packed fields.
7210 2010-03-22 Jason Merrill <jason@redhat.com>
7212 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
7213 Use () rather than [], and move before the element type.
7215 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7217 * doc/configfiles.texi (Configuration Files): Removed
7218 fixinc/Makefile*, intl/Makefile.*.
7219 * doc/makefile.texi: Fixed markup. Abstract from version
7220 control system used.
7221 (Makefile): Removed obsolete gcc/java/parse.y example.
7222 * doc/sourcebuild.texi: Likewise.
7223 (Top Level): Added config, gnattools, libdecnumber, libgcc,
7224 libgomp, libssp. Removed fastjar.
7225 (Miscellaneous Docs): Clarify location.
7226 Added COPYING3, COPYING3.LIB.
7227 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
7229 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7232 * config/i386/i386.c (x86_function_profiler)
7233 [!NO_PROFILE_COUNTERS]: Fix typo.
7234 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
7237 2010-03-22 Janis Johnson <janis187@us.ibm.com>
7238 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7240 * doc/sourcebuild.texi (Test Directives): Split into six
7241 subsections, with most of the current text in new subsections
7242 Directives, Selectors, and Final Actions.
7243 (Directives): Split list of test directives into multiple
7245 (Selectors): Describe use and syntax of selectors.
7246 (Effective-Target Keywords): Describe all existing keywords.
7247 (Add Options): Describe features for dg-add-options.
7248 (Require Support): Describe variants of dg-require-support.
7249 (Final Actions): Describe commands to use in dg-final.
7251 2010-03-22 Michael Matz <matz@suse.de>
7254 * recog.c (validate_replace_rtx_group): Replace also in
7255 REG_EQUAL and REG_EQUIV notes.
7257 2010-03-22 Richard Guenther <rguenther@suse.de>
7259 PR tree-optimization/43390
7260 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
7261 sure vector extracts are type correct.
7263 2010-03-22 Richard Guenther <rguenther@suse.de>
7266 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
7267 x * sqrt (x) even when optimizing for size if the target
7268 has native support for sqrt.
7270 2010-03-22 Jakub Jelinek <jakub@redhat.com>
7272 * varasm.c (make_decl_rtl_for_debug): Also clear
7273 flag_mudflap for the duration of make_decl_rtl call.
7276 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
7277 locs from preserved VALUEs.
7279 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7282 * pa.md (movmemsi): Set align to one if zero.
7283 (movmemdi): Likewise.
7285 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
7288 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
7289 with their corresponding prologue pushes.
7291 2010-03-20 Andrew Pinski <pinskia@gmail.com>
7294 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
7295 at the begining or end.
7296 (spu_expand_epilogue): Likewise.
7298 2010-03-20 Richard Guenther <rguenther@suse.de>
7300 PR rtl-optimization/43438
7301 * combine.c (make_extraction): Properly zero-/sign-extend an
7302 extraction of the low part of a CONST_INT. Also handle
7305 2010-03-19 Mike Stump <mikestump@comcast.net>
7307 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
7308 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
7309 (override_options): Use SUBTARGET32_DEFAULT_CPU.
7311 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7314 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
7317 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
7319 PR rtl-optimization/42258
7320 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
7321 use that may match DEF.
7324 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
7325 the cost of loading the constant rather than assuming
7327 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
7328 outer code is AND, do the same tests as the andsi3 expander and
7329 return COSTS_N_INSNS (1) if and is cheap.
7331 * optabs.c (avoid_expensive_constant): Fix formatting.
7333 2010-03-19 Michael Matz <matz@suse.de>
7336 * attribs.c (decl_attributes): When rebuilding a function pointer
7337 type use the same qualifiers as the original pointer type.
7339 2010-03-19 Martin Jambor <mjambor@suse.cz>
7341 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
7342 and is_gimple_ip_invariant_address.
7344 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7347 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7349 * config/arm/arm.c (arm_override_options): Turn off
7350 flag_dwarf2_cfi_asm for AAPCS variants.
7352 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7355 * config/arm/arm.c (emit_multi_reg_push): Update comments.
7356 Use PRE_MODIFY instead of PRE_DEC.
7357 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
7358 (vfp_emit_fstmd): Likewise.
7360 2010-03-19 Michael Matz <matz@suse.de>
7363 * builtins.c (expand_builtin_interclass_mathfn,
7364 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
7367 2010-03-19 Richard Guenther <rguenther@suse.de>
7369 PR tree-optimization/43415
7370 * tree-ssa-pre.c (phi_translate): Split out worker to ...
7371 (phi_translate_1): ... this.
7372 (phi_translate): Move all caching here. Cache all NARY
7373 and REFERENCE translations.
7375 2010-03-19 David S. Miller <davem@davemloft.net>
7377 With help from Eric Botcazou.
7378 * config/sparc/sparc.c: Include dwarf2out.h.
7379 (emit_pic_helper): Delete.
7380 (pic_helper_symbol_name): Delete.
7381 (pic_helper_emitted_p): Delete.
7382 (pic_helper_needed): New.
7383 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
7384 (get_pc_thunk_name): New.
7385 (load_pic_register): Remove 'delay_pic_helper' arg. Use
7386 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
7387 Set pic_helper_needed to true. Don't call emit_pic_helper.
7388 (sparc_expand_prologue): Update load_pic_register call.
7389 (sparc_output_mi_thunk): Likewise.
7390 (sparc_file_end): Emit a hidden comdat symbol for the PIC
7391 thunk if possible. Output CFI information as needed.
7393 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7394 Jack Howarth <howarth@bromo.med.uc.edu>
7397 * config/i386/i386.h: Fix ABI on darwin x86-32.
7399 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
7401 * tree.h: Declare make_decl_rtl_for_debug.
7402 * varasm.c (make_decl_rtl_for_debug): New.
7403 * dwarf2out.c (rtl_for_decl_location): Call it.
7404 * cfgexpand.c (expand_debug_expr): Call it.
7406 2010-03-18 Jakub Jelinek <jakub@redhat.com>
7409 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
7413 * var-tracking.c (vt_init_cfa_base): Do nothing if
7414 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
7416 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
7419 * var-tracking.c (canonicalize_vars_star): New.
7420 (dataflow_post_merge_adjust): Use it.
7422 2010-03-18 Jakub Jelinek <jakub@redhat.com>
7425 * var-tracking.c (non_suitable_const): New function.
7426 (add_uses): For DEBUG_INSNs with constants, don't record any
7427 value, instead just the constant value itself.
7428 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
7429 is not VAR_LOC_UNKNOWN_P, set var to the constant.
7430 (emit_notes_in_bb): Likewise.
7431 (emit_note_insn_var_location): For onepart variables if
7432 cur_loc is a VOIDmode constant, use DECL_MODE.
7434 2010-03-18 Martin Jambor <mjambor@suse.cz>
7437 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
7438 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
7439 all non-clones. Moved call redirection...
7440 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
7441 (cgraph_materialize_all_clones): Dispose of all
7442 combined_args_to_skip bitmaps.
7443 (verify_cgraph_node): Do not check for edges pointing to wrong
7444 nodes in inline clones.
7445 * tree-inline.c (copy_bb): Call
7446 cgraph_redirect_edge_call_stmt_to_callee.
7447 * ipa.c (cgraph_remove_unreachable_nodes): Call
7448 cgraph_node_remove_callees even when there are used clones.
7450 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
7452 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
7454 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
7457 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
7460 2010-03-18 Michael Matz <matz@suse.de>
7463 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
7464 into sqrt(x) if we need to preserve signed zeros.
7466 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
7467 Eric Botcazou <ebotcazou@adacore.com>
7469 PR rtl-optimization/43360
7470 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
7471 note if we don't know its invariant status.
7473 2010-03-18 Michael Matz <matz@suse.de>
7475 PR tree-optimization/43402
7476 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
7477 PHI chains of ssa names registered for update.
7479 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
7482 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
7483 non-offsettable and pre_modify update addressing.
7484 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
7485 and "2" alternatives "#".
7486 (*movdd_softfloat32): Make all alternatives "#";
7487 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
7488 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
7489 (*movdf_softfloat32): Make all alternatives "#";
7490 (movdi): Use the new DIFD mode iterator to create a common splitter
7491 for movdi, movdf and movdd patterns.
7493 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
7495 * common.opt (dumpdir): Remove redundant tab.
7497 2010-03-17 Martin Jambor <mjambor@suse.cz>
7499 PR tree-optimization/43347
7500 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
7501 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
7503 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
7505 PR rtl-optimization/42216
7506 * regrename.c (create_new_chain): New function, broken out from...
7507 (scan_rtx_reg): ... here. Call it. Handle the case where we are
7508 appending a use to an empty chain.
7509 (build_def_use): Remove previous changes that convert OP_INOUT to
7510 OP_OUT operands; instead detect the case where an OP_INOUT operand
7511 uses a previously untracked register and create an empty chain for it.
7513 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7515 * doc/extend.texi (Function Attributes): Rewrite unfinished
7516 sentence in ms_abi documentation.
7518 2010-03-17 Alan Modra <amodra@gmail.com>
7520 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
7521 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
7522 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
7523 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
7525 2010-03-16 Richard Henderson <rth@redhat.com>
7528 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
7529 (lower_try_finally): Save and restore eh_seq around the expansion
7532 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
7534 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
7535 statements before splitting block.
7537 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7539 * doc/sourcebuild.texi (Testsuites): Fix markup.
7540 Use pathnames relative to gcc/testsuite.
7541 (Test Directives): Move description of how timeout is determined.
7542 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
7543 (C Tests): Correct gcc.misc-tests directory.
7544 Framework tests now live in gcc.test-framework.
7546 2010-03-16 Richard Guenther <rguenther@suse.de>
7549 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
7550 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
7552 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
7553 Alexandre Oliva <aoliva@redhat.com>
7555 PR tree-optimization/42917
7556 * lambda-code.c (remove_iv): Skip debug statements.
7557 (lambda_loopnest_to_gcc_loopnest): Likewise.
7558 (not_interesting_stmt): Debug statements are not interesting.
7560 2010-03-16 Jakub Jelinek <jakub@redhat.com>
7564 * cselib.c (cselib_preserve_constants,
7565 cfa_base_preserved_val): New static variables.
7566 (preserve_only_constants): New function.
7567 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
7568 clear its REG_VALUES. If cselib_preserve_constants, don't
7569 empty the whole hash table, but preserve there VALUEs with constants,
7570 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
7571 (cselib_preserve_cfa_base_value): New function.
7572 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
7573 (cselib_init): Change argument to int bitfield. Set
7574 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
7576 (cselib_finish): Clear cselib_preserve_constants and
7577 cfa_base_preserved_val.
7578 * cselib.h (enum cselib_record_what): New enum.
7579 (cselib_init): Change argument to int.
7580 (cselib_preserve_cfa_base_value): New prototype.
7581 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
7582 * dse.c (dse_step1): Likewise.
7583 * cfgcleanup.c (thread_jump): Likewise.
7584 * sched-deps.c (sched_analyze): Likewise.
7585 * gcse.c (local_cprop_pass): Likewise.
7586 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
7587 If FN is non-NULL, call the callback always and whenever it returns
7588 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
7589 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
7590 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
7591 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
7592 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
7593 * var-tracking.c: Include recog.h.
7594 (bb_stack_adjust_offset): Remove.
7595 (vt_stack_adjustments): Don't call it, instead just gather the
7596 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
7597 (adjust_stack_reference): Remove.
7598 (compute_cfa_pointer): New function.
7599 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
7600 (struct adjust_mem_data): New type.
7601 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
7603 (get_address_mode): New function.
7604 (replace_expr_with_values): Use it.
7605 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
7606 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
7607 (adjust_sets): Remove.
7608 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
7609 Use get_address_mode.
7610 (get_adjusted_src): Remove.
7611 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
7612 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
7613 (add_with_sets): Don't call adjust_sets.
7614 (fp_setter, vt_init_cfa_base): New functions.
7615 (vt_initialize): Change return type to bool. Move most of pool etc.
7616 initialization to the beginning of the function from end. Pass
7617 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
7618 If !frame_pointer_needed, call vt_stack_adjustment before mos
7619 vector is filled, call vt_init_cfa_base if argp/framep has been
7620 eliminated to sp. If frame_pointer_needed and argp/framep has
7621 been eliminated to hard frame pointer, set
7622 hard_frame_pointer_adjustment and call vt_init_cfa_base after
7623 encountering fp setter in the prologue. For MO_ADJUST, call
7624 log_op_type before pusing the op into mos vector, not afterwards.
7625 Call adjust_insn before cselib_process_insn/add_with_sets,
7626 call cancel_changes (0) afterwards.
7627 (variable_tracking_main_1): Adjust for vt_initialize calling
7628 vt_stack_adjustments and returning whether it succeeded or not.
7630 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
7632 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
7635 2010-03-15 Jakub Jelinek <jakub@redhat.com>
7637 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
7639 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
7640 drap_reg has not been set.
7642 2010-03-15 Michael Matz <matz@suse.de>
7645 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
7646 use it to expand block copies.
7647 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
7648 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
7649 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
7651 2010-03-15 Richard Guenther <rguenther@suse.de>
7653 PR tree-optimization/43367
7654 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
7657 2010-03-15 Richard Guenther <rguenther@suse.de>
7659 PR tree-optimization/43317
7660 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
7662 2010-03-15 Martin Jambor <mjambor@suse.cz>
7664 PR tree-optimization/43141
7665 * tree-sra.c (create_abstract_origin): New function.
7666 (modify_function): Call create_abstract_origin.
7668 2010-03-15 Chris Demetriou <cgd@google.com>
7670 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
7673 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7676 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
7677 call insert_out_of_ssa_copy for default definitions.
7679 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7681 * graphite-clast-to-gimple.c (my_long_long): Defined.
7682 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
7683 * graphite-sese-to-poly.c (my_long_long): Defined.
7684 (scop_ivs_can_be_represented): Use it.
7686 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7688 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
7689 graphite-max-bbs-per-function, and loop-block-tile-size.
7690 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
7692 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
7694 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7696 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
7697 forward declaration.
7698 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
7699 (add_upper_bounds_from_estimated_nit): New.
7700 (build_loop_iteration_domains): Use it.
7702 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7704 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
7706 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7709 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
7710 should be an INTEGER_CST. Also handle CASE_CONVERT.
7712 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7714 * graphite.c (graphite_initialize): To bound the number of bbs per
7715 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
7716 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
7717 * doc/invoke.texi: Document it.
7719 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7721 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
7722 * graphite-sese-to-poly.h (build_poly_scop): Same.
7724 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7726 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
7727 the number of parameters in the scop. Use as an upper bound
7728 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
7729 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
7730 * doc/invoke.texi: Document it.
7732 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
7734 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
7735 * doc/c-tree.texi: Remove.
7736 * doc/generic.texi: Merge c-tree.texi here.
7737 * doc/gccint.texi (Trees): Remove menu entry.
7738 (c-tree.texi): Remove @include.
7739 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
7740 * doc/languages.texi (Reading RTL): Ditto.
7742 2010-03-12 Steve Ellcey <sje@cup.hp.com>
7745 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
7747 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7750 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
7751 code added to work around reload clobbering CONST insns.
7753 2010-03-12 Jakub Jelinek <jakub@redhat.com>
7755 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
7756 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
7757 (cselib_preserve_only_values): Remove retain argument, don't
7758 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
7759 * cselib.h (cselib_preserve_only_values): Remove retain argument.
7760 * var-tracking.c (micro_operation): Move insn field before union.
7761 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
7762 (struct variable_tracking_info_def): Remove n_mos field, change
7763 mos into a vector of micro_operations.
7764 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
7765 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
7766 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
7767 changing into a vector.
7768 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
7769 come before all other uops generated by add_stores.
7770 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
7772 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
7773 a vector. Run just one pass over the bbs instead of separate counting
7774 and computation phase.
7775 (vt_finalize): Free VTI (bb)->mos vector instead of array.
7778 * tree-inline.c (remap_decls): Put old_var rather than origin_var
7779 into *nonlocalized_list vector.
7780 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
7781 even if origin is non-NULL.
7782 (gen_variable_die): Likewise.
7783 (process_scope_var): Don't change origin.
7784 (gen_decl_die): Likewise.
7785 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
7786 before adding new edges instead of after it, fix moving over
7789 2010-03-11 David S. Miller <davem@davemloft.net>
7791 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
7793 * configure: Rebuild.
7795 2010-03-11 Martin Jambor <mjambor@suse.cz>
7797 PR tree-optimization/43257
7798 * tree.c (assign_assembler_name_if_neeeded): New function.
7799 (free_lang_data_in_cgraph): Assembler name assignment moved to the
7801 * tree.h (assign_assembler_name_if_neeeded): Declare.
7802 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
7803 the function if needed.
7805 2010-03-11 Chris Demetriou <cgd@google.com>
7807 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
7808 include/stdint-gcc.h, and include/stdint.h world-readable.
7810 2010-03-11 Richard Guenther <rguenther@suse.de>
7812 PR tree-optimization/43255
7813 * tree-vrp.c (process_assert_insertions_for): Do not insert
7814 asserts for trivial conditions.
7816 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7818 PR tree-optimization/43280
7819 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
7820 generation. Move calculation of size out of the if branch.
7821 (find_bswap): Modify compare number generation.
7823 2010-03-11 Richard Guenther <rguenther@suse.de>
7826 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
7827 (input_gimple_stmt): Fixup handled component types during
7828 operand read. Also fix up decls in ADDR_EXPRs.
7830 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
7832 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
7833 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
7835 2010-03-10 Jan Hubicka <jh@suse.cz>
7838 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
7839 * varasm.c (get_variable_section): Don't do that here...
7840 (make_decl_rtl): ... and here.
7841 (do_assemble_alias): Produce decl RTL.
7842 (assemble_alias): Likewise.
7844 2010-03-10 Jakub Jelinek <jakub@redhat.com>
7847 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
7848 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
7850 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
7851 (based_loc_descr): Only express drap or vdrap regno based expressions
7852 using DW_OP_fbreg when not optimizing.
7853 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
7854 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
7855 REG_CFA_SET_VDRAP note.
7857 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
7859 PR tree-optimization/43236
7860 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
7861 error in calculation of base address in reverse iteration case.
7862 (generate_builtin): Take number of latch executions if the statement
7865 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
7868 * tree-eh.c: Include pointer-set.h.
7869 (lower_eh_dispatch): Filter out duplicate case labels and
7870 remove the unneeded edge when the label is unused. Return
7871 true when some edges are removed.
7872 (execute_lower_eh_dispatch): When any lowering resulted in
7873 removing an edge, also delete unreachable blocks.
7875 2010-03-10 Jakub Jelinek <jakub@redhat.com>
7878 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
7879 UNSPEC_MACHOPIC_OFFSET.
7881 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
7884 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7885 (m68k_delegitimize_address): New function.
7887 2010-03-09 Jakub Jelinek <jakub@redhat.com>
7890 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
7893 * var-tracking.c (adjust_sets): New function.
7894 (count_with_sets, add_with_sets): Use it.
7895 (get_adjusted_src): New inline function.
7896 (add_stores): Use it.
7899 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
7900 call cselib_dummy_expand_value_rtx_cb instead of
7901 cselib_expand_value_rtx_cb.
7904 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
7905 * config/i386/i386.c: Include debug.h and dwarf2out.h.
7906 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
7907 and .cfi_endproc around the pic thunks.
7908 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
7909 all queued unwind info register saves are saved before the call.
7910 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
7911 considered as sp-=4 for unwind info and the pop as sp+=4 which
7912 also clobbers dest, but doesn't actually restore it.
7915 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
7916 RTX_FRAME_RELATED_P.
7918 2010-03-09 Jie Zhang <jie@codesourcery.com>
7920 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
7921 whitespaces in output template.
7923 2010-03-09 Jie Zhang <jie@codesourcery.com>
7925 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
7928 2010-03-08 Jakub Jelinek <jakub@redhat.com>
7930 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
7931 builtins.exp in a separate job.
7933 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7935 * graphite-sese-to-poly.c (add_param_constraints): Use
7936 lower_bound_in_type and upper_bound_in_type.
7938 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7940 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
7941 instead of unsigned_type_node.
7943 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7944 Reza Yazdani <reza.yazdani@amd.com>
7947 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
7948 on pointer type parameters.
7950 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
7954 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
7955 handle conversions from pointer to integers.
7956 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
7957 induction variable, to be able to work with code generated by CLooG.
7958 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
7959 (build_poly_scop): Bail out if we cannot codegen a loop.
7961 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
7963 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
7964 code generation with gloog_error.
7966 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7968 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
7969 Call fold_convert on all the returned values.
7970 (expand_scalar_variables_expr): Pass to
7971 expand_scalar_variables_ssa_name the type of the resulting expression.
7973 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7975 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
7976 ppl_min_for_le_pointset.
7977 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
7978 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
7980 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7982 * graphite-dependences.c (map_into_dep_poly): Removed.
7983 (dependence_polyhedron_1): Use combine_context_id_scat.
7985 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7987 * graphite-poly.h (struct poly_scattering): Add layout documentation.
7988 (struct poly_bb): Same.
7989 (combine_context_id_scat): New.
7991 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7994 * sese.c (name_defined_in_loop_p): Return false for default
7997 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7999 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
8000 and clean up the logic.
8002 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8004 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
8007 2010-03-08 Jakub Jelinek <jakub@redhat.com>
8009 * var-tracking.c (remove_cselib_value_chains): Define only for
8011 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
8012 delete_slot_part, emit_notes_for_differences_1): Don't call
8013 remove_cselib_value_chains here.
8014 (set_slot_part, emit_notes_for_differences_2): Don't call
8015 add_cselib_value_chains here.
8016 (preserved_values): New vector.
8017 (preserve_value): New function.
8018 (add_uses, add_stores, vt_add_function_parameters): Use it
8019 instead of cselib_preserve_value.
8020 (changed_values_stack): New vector.
8021 (check_changed_vars_0): New function.
8022 (check_changed_vars_1, check_changed_vars_2): Use it.
8023 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
8024 changed_values_stack VALUEs.
8025 (vt_emit_notes): For all preserved_values call
8026 add_cselib_value_chains. If ENABLE_CHECKING call
8027 remove_cselib_value_chains before verifying value_chains is empty.
8028 Initialize and free changed_values_stack.
8029 (vt_initialize): Initialize preserved_values.
8030 (vt_finalize): Free preserved_values.
8032 2010-03-08 Richard Guenther <rguenther@suse.de>
8034 PR tree-optimization/43269
8035 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
8038 2010-03-08 Martin Jambor <mjambor@suse.cz>
8040 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
8041 (ipa_is_param_called): Removed.
8042 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
8043 (ipa_print_node_params): Do not print the called flag.
8044 (ipa_write_node_info): Do not stream the called flag.
8045 (ipa_read_node_info): Likewise.
8047 2010-03-07 Jakub Jelinek <jakub@redhat.com>
8050 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
8051 * cselib.c (struct expand_value_data): Add dummy field.
8052 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
8054 (cselib_dummy_expand_value_rtx_cb): New function.
8055 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
8057 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
8058 * var-tracking.c: Include pointer-set.h.
8059 (variable): Change n_var_parts to char from int. Add
8060 cur_loc_changed and in_changed_variables fields.
8061 (variable_canonicalize): Remove.
8062 (shared_var_p): New inline function.
8063 (unshare_variable): Maintain cur_loc_changed and
8064 in_changed_variables fields. If var was in changed_variables,
8065 replace it there with new_var. Just copy cur_loc instead of
8066 resetting it to something else.
8067 (variable_union): Don't recompute cur_loc. Use shared_var_p.
8068 (dataflow_set_union): Don't call variable_canonicalize.
8069 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
8070 of their DEBUG_EXPR_TREE_DECLs.
8071 (canonicalize_loc_order_check): Verify that cur_loc is NULL
8072 and in_changed_variables and cur_loc_changed is false.
8073 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
8074 and cur_loc_changed. Don't update cur_loc here.
8075 (variable_merge_over_src): Don't call variable_canonicalize.
8076 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
8077 removing loc that is equal to cur_loc, clear cur_loc,
8078 set cur_loc_changed and ensure variable_was_changed is called.
8079 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
8080 compare pointers in cur_loc check, if it is equal to loc,
8081 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
8082 (variable_different_p): Remove compare_current_location argument,
8083 don't compare cur_loc.
8084 (dataflow_set_different_1): Adjust variable_different_p caller.
8085 (variable_was_changed): If dv had some var in changed_variables
8086 already, reset in_changed_variables flag for it and propagate
8087 cur_loc_changed over to the new variable. On empty var
8088 always set cur_loc_changed. Set in_changed_variables on whatever
8089 var is added to changed_variables.
8090 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
8091 Use shared_var_p. When removing loc that is equal to cur_loc,
8092 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
8093 end, don't set it to something else, just call variable_was_changed.
8094 (delete_slot_part): Use shared_var_p. When cur_loc equals to
8095 loc being removed, clear cur_loc and set cur_loc_changed.
8096 Set cur_loc_changed if all locations have been removed.
8097 (struct expand_loc_callback_data): New type.
8098 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
8099 allocated. Always create SUBREGs if simplify_subreg failed.
8100 Prefer to use cur_loc, when that fails and still in
8101 changed_variables (and seen first time) recompute it. Set
8102 cur_loc_changed of variables which had to change cur_loc and
8103 compute elcd->cur_loc_changed if any of the subexpressions used
8104 had to change cur_loc.
8105 (vt_expand_loc): Adjust to pass arguments in
8106 expand_loc_callback_data structure.
8107 (vt_expand_loc_dummy): New function.
8108 (emitted_notes): New variable.
8109 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
8110 that weren't used for any other decl in current
8111 emit_notes_for_changes call call vt_expand_loc_dummy to update
8112 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
8113 first loc_chain location if NULL before. Always use just
8114 cur_loc instead of first loc_chain location. When cur_loc_changed
8115 is false, when not --enable-checking=rtl just don't emit any note.
8116 When rtl checking, compute the note and assert it is the same
8117 as previous note. Clear cur_loc_changed and in_changed_variables
8118 at the end before removing from changed_variables.
8119 (check_changed_vars_3): New function.
8120 (emit_notes_for_changes): Traverse changed_vars to call
8121 check_changed_vars_3 on each changed var.
8122 (emit_notes_for_differences_1): Clear cur_loc_changed and
8123 in_changed_variables. Recompute cur_loc of new_var.
8124 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
8125 (vt_emit_notes): Initialize and destroy emitted_notes.
8127 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
8129 PR rtl-optimization/42220
8130 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
8131 Use verify_reg_tracked to determine if we should use OP_OUT rather
8133 (build_def_use): If we see an in-out operand for a register that we
8134 know nothing about, treat is an output if possible, fail the block if
8137 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8140 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
8143 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8146 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
8147 uses of relevant DEFs that are dead outside the loop too.
8149 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8151 * var-tracking.c (dataflow_set_merge): Swap src and src2.
8153 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8155 * var-tracking.c (values_to_unmark): New variable.
8156 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8157 values_to_unmark vector. Moved body to...
8158 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8159 instead queue it into values_to_unmark vector.
8160 (vt_find_locations): Free values_to_unmark vector.
8162 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
8164 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
8165 (site.exp): Export them when plugins are enabled.
8167 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
8170 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
8172 (chrec_fold_multiply): Same.
8174 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
8177 * c-decl.c (build_compound_literal): Return early if init is
8180 2010-03-04 Martin Jambor <mjambor@suse.cz>
8182 PR tree-optimization/43164
8183 PR tree-optimization/43191
8184 * tree-sra.c (type_consists_of_records_p): Reject records with
8185 zero-size bit-fields at the end.
8187 2010-03-04 Mike Stump <mikestump@comcast.net>
8189 * Makefile.in (TAGS): Remove *.y.
8191 2010-03-04 Richard Guenther <rguenther@suse.de>
8193 PR tree-optimization/40761
8194 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
8196 (my_rev_post_order_compute): New function.
8197 (init_pre): Call it.
8199 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
8202 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
8203 decrease the cost of an IV candidate when the cost is infinite.
8205 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8207 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
8208 Use '3DNow!' for the extension of that name, ensure normal space
8210 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
8212 2010-03-03 Jeff Law <law@redhat.com>
8214 * PR middle-end/32693
8215 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
8216 than gen_rtx_SUBREG.
8217 (extract_bit_field_1): Likewise.
8219 2010-03-03 Janis Johnson <janis187@us.ibm.com>
8221 * doc/sourcebuild.texi (Test directives): Document that arguments
8222 include-opts and exclude-opts are now optional for dg-skip-if,
8223 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
8225 2010-03-03 Jason Merrill <jason@redhat.com>
8228 * cgraph.h (varpool_node): Add extra_name field.
8229 * varpool.c (varpool_extra_name_alias): New.
8230 (varpool_assemble_decl): Emit extra name aliases.
8231 (varpool_mark_needed_node): Look past an extra name alias.
8232 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
8233 * lto-streamer-in.c (lto_input_tree): Read it.
8234 * lto-streamer-out.c (output_unreferenced_globals): Write it.
8236 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
8238 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
8239 (sparc*-*-solaris2*): ...this.
8241 2010-03-03 Jakub Jelinek <jakub@redhat.com>
8244 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
8245 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
8246 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
8247 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
8250 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
8251 fallthrough to default handling, just with want_address 0 instead of 2.
8252 For single element lists, add_AT_loc directly, otherwise create an
8253 artificial variable DIE and stick location list to it.
8256 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
8257 (VAL_EXPR_HAS_REVERSE): Define.
8258 (reverse_op): New function.
8259 (add_stores): For reversible operations add an extra MO_VAL_USE.
8261 2010-03-02 Jason Merrill <jason@redhat.com>
8263 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
8265 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
8267 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
8268 (sparc64-*-linux*): Likewise.
8269 (sparc64-*-solaris2*): Include assembler files before linker ones.
8270 (sparc-*-solaris2*): Simplify and reorder to match previous case.
8271 * config/sparc/gas.h: Delete.
8272 * config/sparc/sol2-64.h: Add copyright notice.
8273 * config/sparc/sol2-gas-bi.h: Likewise.
8274 * config/sparc/sol2-gld.h: Likewise.
8275 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
8276 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
8277 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
8278 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
8279 (sparc_elf_asm_named_section): Rename into...
8280 (sparc_solaris_elf_asm_named_section): ...this. Always define.
8282 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
8284 * config/alpha/alpha.c (override_options): Fix -mtune error message.
8286 2010-03-02 Jeff Law <law@redhat.com>
8289 * reload1.c (rtx_p, substitute_stack): Declare.
8290 (substitute): Record addresses of changed rtxs.
8291 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
8292 Restore the original rtx when complete.
8293 (reload): Free subsitute_stack when complete.
8295 2010-03-02 Janis Johnson <janis187@us.ibm.com>
8297 * doc/gccint.texi (menu): Add Testsuites as a chapter.
8298 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
8300 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
8301 LTO Testing, gcov Testing, profopt Testing, compat Testing,
8302 Torture Tests): Change from subsection to section.
8304 2010-03-02 Jakub Jelinek <jakub@redhat.com>
8305 Steven Bosscher <steven@gcc.gnu.org>
8307 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
8310 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
8313 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
8314 the assignment from the new induction variable to the assignment
8315 of the value from the original loop PHI function.
8317 2010-03-01 Janis Johnson <janis187@us.ibm.com>
8318 Daniel Jacobowitz <dan@codesourcery.com>
8320 * doc/sourcebuild.texi (Test directives): Clarify options to
8323 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8325 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
8326 Disable cfi directives unless GCC and gas agree on using read-only
8327 .eh_frame sections for 64-bit.
8328 * configure: Regenerate.
8330 2010-03-01 Richard Guenther <rguenther@suse.de>
8332 PR tree-optimization/43220
8333 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
8334 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
8336 2010-03-01 Richard Guenther <rguenther@suse.de>
8337 Martin Jambor <mjambor@suse.cz>
8340 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
8341 gimplified parameters.
8343 2010-03-01 Christian Bruel <christian.bruel@st.com>
8345 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
8347 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
8349 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
8351 2010-03-01 Richard Guenther <rguenther@suse.de>
8354 * expr.c (expand_assignment): Use the alias-oracle to tell
8355 if the rhs aliases the result decl.
8357 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8360 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
8361 to sol_gt_pch_get_address.
8362 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
8363 64-bit, SPARC and x86.
8364 (sol_gt_pch_get_address): New function.
8366 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
8368 * toplev.h (inform_n, error_n): Declare.
8369 * diagnostic.c (inform_n, error_n): New function.
8371 2010-03-01 Jakub Jelinek <jakub@redhat.com>
8373 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
8374 has no rtl yet when processing local_decls, queue it and recheck
8375 if deferred stack allocation hasn't assigned it rtl.
8377 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8379 * config/sh/sh.c (unspec_bbr_uid): New.
8380 (gen_block_redirect): Use it instead of INSN_UID.
8381 (gen_far_branch): Likewise.
8383 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
8385 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
8386 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
8388 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8390 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
8391 (Warning Options): -Wno-conversion-null is valid for
8392 Objective-C++ as well.
8393 * doc/tm.texi (Named Address Spaces): Likewise.
8394 * doc/plugins.texi (Plugins): Replace TABs with spaces.
8395 * doc/tree-ssa.texi (Tree SSA): Likewise.
8397 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8400 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
8401 by default. Don't set the default arch for
8402 i[34567]86-*-darwin*|x86_64-*-darwin*.
8404 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8407 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
8408 default. Set the default 32bit/64bit archs with $with_arch
8409 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
8411 2010-02-27 Richard Guenther <rguenther@suse.de>
8413 PR tree-optimization/43186
8414 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
8415 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
8416 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
8417 unroller iterations.
8419 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8421 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
8422 required and i[34567]86-*-* targets don't support 64bit ISA.
8424 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
8427 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8430 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
8432 * config.gcc: Set the default arch at least to Prescott for
8433 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
8434 if SSE math is enabled.
8436 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8438 * diagnostic.c (diagnostic_initialize): Update.
8439 (diagnostic_report_diagnostic): Test inhibit_notes_p for
8441 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
8442 (diagnostic_inhibit_notes): New.
8443 * toplev.c (process_options): inhibit notes with -fcompare-debug.
8445 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8448 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
8449 * doc/standards.texi: Likewise.
8450 * doc/extend.texi: Likewise.
8451 * doc/trouble.texi: Likewise.
8452 * doc/cppopts.texi: Likewise.
8453 * doc/install.texi: Likewise.
8454 * c.opt (std=c90,std=gnu90): New options.
8455 * c-opts.c (c_common_handle_option): Handle them.
8457 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8460 * c-decl.c (undeclared_variable): Use an informative note.
8462 2010-02-26 Richard Guenther <rguenther@suse.de>
8464 PR tree-optimization/43186
8465 * gimple.h (gimple_fold): Remove.
8466 * gimple.c (gimple_fold): Remove. Inline into single user ...
8467 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
8468 Try harder for conditions.
8470 2010-02-26 Jakub Jelinek <jakub@redhat.com>
8473 * function.c (used_types_insert): Don't skip through named pointer
8474 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
8475 and it is different from the main variant's type.
8477 2010-02-26 Nick Clifton <nickc@redhat.com>
8479 * config/rx/rx.md (sminsi3): Remove bogus alternative.
8481 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
8483 * config.gcc: Support --with-fpmath=sse for x86.
8485 * config/i386/ssemath.h: New.
8487 * doc/install.texi (--with-fpmath=sse): Documented.
8489 2010-02-26 Richard Guenther <rguenther@suse.de>
8491 PR tree-optimization/43188
8492 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
8493 vector types of over-aligned element type.
8495 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
8498 * config/i386/i386.c (expand_vec_perm_blend): Use correct
8499 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
8501 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
8503 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
8505 2010-02-26 Jakub Jelinek <jakub@redhat.com>
8507 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
8508 * var-tracking.c: Include diagnostic.h.
8509 (debug_dv): New function.
8510 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
8513 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
8514 (add_value_chain, add_value_chains, remove_value_chain,
8515 remove_value_chains): Handle DEBUG_EXPRs.
8516 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
8519 * regcprop.c (struct queued_debug_insn_change): New type.
8520 (struct value_data_entry): Add debug_insn_changes field.
8521 (struct value_data): Add n_debug_insn_changes field.
8522 (debug_insn_changes_pool): New variable.
8523 (free_debug_insn_changes, apply_debug_insn_changes,
8524 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
8525 (kill_value_one_regno): Call free_debug_insn_changes if needed.
8526 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
8528 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
8530 (copyprop_hardreg_forward_1): Don't call apply_change_group for
8531 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
8532 changes, call cprop_find_used_regs via note_stores.
8533 (copyprop_hardreg_forward): When copying vd from predecessor
8534 which has any queued DEBUG_INSN changes, make sure the pointers are
8535 cleared. At the end call df_analyze and then if there are any
8536 DEBUG_INSN changes queued at the end of some basic block for still
8537 live registers, apply them.
8538 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
8540 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
8542 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
8545 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
8547 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
8548 targets. Set the default with_cpu/with_arch from arch/cpu.
8549 Allow x86-64 and native for with_cpu/with_arch.
8551 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
8553 * ebitmap.c: Change calls to verify_popcount with calls to
8554 sbitmap_verify_popcount.
8555 (ebitmap_clear_bit): Fixed map->cacheindex test and
8556 map>cache update when bit clearing results in an empty
8559 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8562 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
8563 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
8564 and support both V2DF and V2DI modes.
8565 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
8566 support both V2DF and V2DI modes.
8567 (general): Delete trailing whitespace from a few patterns.
8569 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8570 V2DF/V2DI interleave high/low builtins.
8572 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
8575 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
8576 interleave high/low functions.
8578 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
8580 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
8581 #pragma extern_prefix.
8583 2010-02-25 Jakub Jelinek <jakub@redhat.com>
8586 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
8587 BLKmode, assert op0 is a MEM and just adjust its mode.
8590 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
8591 if bitpos isn't multiple of mode's bitsize.
8593 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8595 * c.opt (-ftemplate-depth=): New.
8596 (-ftemplate-depth-): Deprecate.
8597 * optc-gen.awk: Handle -ftemplate-depth=.
8598 * opth-gen.awk: Likewise.
8599 * c-opts.c (c_common_handle_option): Likewise.
8600 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
8602 2010-02-24 Jason Merrill <jason@redhat.com>
8604 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
8606 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8608 * cfg.c (alloc_aux_for_block): Remove inline.
8609 (alloc_aux_for_edge): Likewise.
8611 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8613 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
8615 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8617 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
8618 * config/i386/sol2-gas.h: New file.
8619 * config.gcc (i[34567]86-*-solaris2*): Use it.
8621 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8624 * c-typeck.c (ep_convert_and_check): New.
8625 (build_conditional_expr): Use it.
8626 (build_binary_op): Likewise.
8628 2010-02-24 Jakub Jelinek <jakub@redhat.com>
8630 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
8633 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
8634 bounds even for -O+.
8635 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
8636 expr needs to have DECL_NAME set.
8638 2010-02-24 Nick Clifton <nickc@redhat.com>
8640 * config/mep/mep.c: Include gimple.h.
8641 (mep_function_uses_sp): Delete unused function.
8642 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
8643 parameters. Use unsigned integers to count args. Return a
8644 NULL_RTX instead of an error_mark_node. Toidy up formatting.
8646 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8649 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
8650 greater or equal to nelt instead of 2 * nelt.
8651 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
8654 2010-02-23 Jason Merrill <jason@redhat.com>
8657 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
8658 in cfun->local_decls even if they have register types.
8661 * stor-layout.c (place_field): Don't warn about unnecessary
8662 DECL_PACKED if the type is packed.
8664 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8667 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
8668 GOTOFF relocs, even when the base reg isn't pic pointer.
8670 2010-02-23 Michael Matz <matz@suse.de>
8673 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
8674 (expand_gimple_basic_block): Generate and use debug temps if there
8675 are debug uses left after the last real use of TERed ssa names.
8676 Unlink debug immediate uses when they are expanded.
8678 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
8681 * config/i386/i386.c (override_options): Reorganise to provide
8682 better error messages.
8684 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8687 * graphite-scop-detection.c (create_single_exit_edge): Move
8688 the call to find_single_exit_edge to....
8689 (create_sese_edges): ...here. Don't handle multiple edges
8690 exiting the function.
8691 (build_graphite_scops): Don't handle multiple edges
8692 exiting the function.
8694 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8697 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
8698 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
8700 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8703 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
8705 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
8708 * c-typeck.c (convert_arguments): Print declaration location.
8709 * c-common.c (validate_nargs): Rename as
8710 builtin_function_validate_nargs.
8711 (check_builtin_function_arguments): Update.
8713 2010-02-22 Richard Guenther <rguenther@suse.de>
8716 * tree-inline.c (declare_return_variable): Use the type of
8717 the call stmt lhs if available.
8719 2010-02-22 Duncan Sands <baldrick@free.fr>
8721 * passes.c (register_pass): Always consider all pass lists when
8722 ref_pass_instance_number is zero.
8724 2010-02-22 Richard Guenther <rguenther@suse.de>
8726 PR tree-optimization/42749
8727 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
8728 parameter. Do arithmetic in the original type.
8729 (update_accumulator_with_ops): Likewise.
8730 (adjust_accumulator_values): Adjust.
8732 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8734 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
8735 (QI to BLKmode splitter): New splitter.
8737 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
8739 * config/i386/i386.c (initial_ix86_tune_features): Turn on
8740 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
8742 2010-02-22 Richard Guenther <rguenther@suse.de>
8744 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
8746 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
8748 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
8749 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
8750 ($(T)crti.o, $(T)crtn.o): Remove rules.
8752 2010-02-21 Tobias Burnus <burnus@net-b.de>
8755 * doc/invoke.texi (-fassociative-math): Document that this
8756 option is automatically enabled for Fortran.
8758 2010-02-20 David S. Miller <davem@davemloft.net>
8760 * configure.ac: Test if linker and assembler properly support
8761 GOTDATA_OP relocations.
8762 * configure: Rebuild.
8763 * config.in: Likewise.
8764 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
8765 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
8766 (movsi_high_pic): Likewise.
8767 (movdi_lo_sum_pic): Likewise.
8768 (movdi_high_pic): Likewise.
8769 (movsi_pic_gotdata_op): New pattern.
8770 (movdi_pic_gotdata_op): Likewise.
8771 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
8772 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
8774 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
8777 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
8778 attribute to ssemul.
8779 (xop_mulv2div2di3_high): Ditto.
8781 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8784 * c.opt (Wconversion-null): New option.
8785 * doc/invoke.texi (Wconversion-null): Document.
8787 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8789 * common.opt (Wlarger-than-): Add Undocumented.
8791 2010-02-19 Mike Stump <mikestump@comcast.net>
8793 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
8795 2010-02-19 Jason Merrill <jason@redhat.com>
8798 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
8799 * configure: Likewise.
8801 2010-02-20 Alan Modra <amodra@gmail.com>
8804 * cgraph.h (cgraph_make_decl_local): Declare.
8805 * cgraph.c (cgraph_make_decl_local): New function.
8806 (cgraph_make_node_local): Use it.
8807 * cgraphunit.c (cgraph_function_versioning): Likewise.
8808 * ipa.c (function_and_variable_visibility): Likewise.
8810 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8813 * except.c (sjlj_emit_function_enter): Don't call
8814 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
8816 * rtl.h (add_reg_br_prob_note): Remove prototype.
8818 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8821 * c-common.c (conversion_warning): Remove widening conversions
8822 before checking the conversion of integers to reals.
8824 2010-02-19 Mike Stump <mikestump@comcast.net>
8827 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
8830 * cgraphunit.c (process_function_and_variable_attributes): Check
8831 DECL_PRESERVE_P instead of looking up attribute "used".
8832 * ipa-pure-const.c (check_decl): Likewise.
8833 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
8834 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
8835 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
8836 instead of attribute "used".
8837 * config/sol2-c.c (solaris_pragma_init): Likewise.
8838 (solaris_pragma_fini): Likewise.
8840 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8842 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
8843 Use XCNEW instead of xcalloc.
8844 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
8845 XNEW instead of xmalloc.
8846 (get_fields): Use XNEWVEC instead of xmalloc.
8849 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
8850 populate vars array.
8851 (create_new_general_access): For debug stmts just reset value.
8852 (get_stmt_accesses): For accesses within debug stmts just record them
8853 using add_access_to_acc_sites instead of preventing the peeling or
8854 counting them as accesses.
8857 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
8859 2010-02-19 Richard Guenther <rguenther@suse.de>
8861 PR tree-optimization/42916
8862 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
8865 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
8867 * configure.ac: Replace all uses of changequote in macro arguments
8868 with proper quoting.
8870 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8873 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
8875 2010-02-19 Richard Guenther <rguenther@suse.de>
8877 PR tree-optimization/42944
8878 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
8879 test for aliasing with errno.
8881 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8884 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
8885 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
8886 * dojump.c: Include output.h.
8887 (inv): New inline function.
8888 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
8889 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
8890 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
8891 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
8892 argument, pass it down to other calls.
8893 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
8894 add REG_BR_PROB note to the conditional jump.
8895 * cfgexpand.c (add_reg_br_prob_note): Removed.
8896 (expand_gimple_cond): Don't call it, add the probability
8897 as last argument to jumpif_1/jumpifnot_1.
8898 * Makefile.in (dojump.o): Depend on output.h.
8899 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
8901 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
8902 * stmt.c (do_jump_if_equal): Likewise.
8903 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
8904 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8905 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
8907 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
8908 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
8909 jumpifnot_1 callers.
8910 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
8912 (store_expr): Adjust jumpifnot caller.
8913 (store_constructor): Adjust jumpif caller.
8916 * gimplify.c (gimple_boolify): For __builtin_expect call
8917 gimple_boolify also on its first argument.
8919 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
8921 * configure.ac (gnu-unique-object): Wrap regexps using [] in
8923 (__stack_chk_fail): Ditto. Remove quadrigraphs.
8924 * configure: Regenerated.
8926 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8928 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
8929 lang_hooks.types_compatible_p instead of comptypes.
8931 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8933 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
8934 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
8935 if __prefer_thumb__ is defined.
8937 2010-02-18 Martin Jambor <mjambor@suse.cz>
8939 PR tree-optimization/43066
8940 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
8941 array with zero-sized element type.
8943 2010-02-18 Jakub Jelinek <jakub@redhat.com>
8945 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
8946 rtx, allocate struct var_loc_node here and return it to the
8947 caller, and only if it is actually needed.
8948 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
8949 move it earlier and return immediately if it returns NULL.
8951 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
8953 * config/sparc/gas.h: New file. Restore
8954 TARGET_ASM_NAMED_SECTION to its ELF default.
8955 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
8957 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8958 Likewise. Add ATTRIBUTE_UNUSED to prototype.
8959 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
8960 after sparc/sysv4.h.
8962 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
8964 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
8966 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
8968 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
8969 patterns from predicated pattern.
8971 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
8974 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
8975 for insn mnemonic suffix.
8977 2010-02-17 Richard Guenther <rguenther@suse.de>
8979 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
8982 2010-02-17 Jakub Jelinek <jakub@redhat.com>
8985 * caller-save.c (save_call_clobbered_regs): If BB ends with
8986 a DEBUG_INSN, move any notes in between last real insn and the last
8987 DEBUG_INSN after the last DEBUG_INSN.
8989 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
8991 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
8992 Fix return type. Fix argument type. Explain meaning of return value.
8994 2010-02-16 Richard Guenther <rguenther@suse.de>
8996 PR tree-optimization/41043
8997 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
8998 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
9000 (vrp_visit_phi_node): ... but only for loop PHI nodes.
9002 2010-02-16 Ira Rosen <irar@il.ibm.com>
9004 PR tree-optimization/43074
9005 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
9006 * tree-vect-loop.c (vect_analyze_loop_operations): Add
9007 vectorizable cycles in hybrid SLP check.
9008 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
9010 2010-02-16 Richard Guenther <rguenther@suse.de>
9012 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
9013 (true_dependence): If memrefs_conflict_p computes must-alias
9014 trust it. Move TBAA check after offset-based disambiguation.
9015 (canon_true_dependence): Likewise.
9017 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
9019 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
9020 * doc/invoke.texi: Document it.
9021 * var-tracking.c: Include toplev.h and params.h.
9022 (vt_find_locations): Return bool indicating success. Compute
9023 hash sizes unconditionally. Check new parameter, report.
9024 (variable_tracking_main_1): Check vt_find_locations results and
9025 retry. Renamed from...
9026 (variable_tracking_main): ... this. New wrapper to preserve
9027 flag_var_tracking_assignments.
9028 * Makefile.in (var-tracking.o): Adjust dependencies.
9030 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
9031 Jakub Jelinek <jakub@redhat.com>
9034 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
9035 if weak_import attribute is present.
9036 * config/darwin.c (machopic_select_section): Likewise.
9038 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
9040 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
9041 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
9042 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
9043 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
9045 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
9048 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
9051 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
9052 Rewrite text to refer to the names.
9054 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
9056 * config/i386/i386-builtin-types.def
9057 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
9058 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
9059 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
9060 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
9061 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
9062 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
9063 IX86_BUILTIN_VPERMIL2PS256.
9064 (MULTI_ARG_4_DF2_DI_I): Defined.
9065 (MULTI_ARG_4_DF2_DI_I1): Defined.
9066 (MULTI_ARG_4_SF2_SI_I): Defined.
9067 (MULTI_ARG_4_SF2_SI_I1): Defined.
9068 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
9069 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
9070 __builtin_ia32_vpermil2ps256.
9071 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9072 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9073 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
9074 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9075 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9076 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
9077 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
9078 CODE_FOR_xop_vpermil2v8sf3.
9079 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
9080 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
9081 * config/i386/xopintrin.h (_mm_permute2_pd): New.
9082 (_mm256_permute2_pd): New.
9083 (_mm_permute2_ps): New.
9084 (_mm256_permute2_ps): New.
9086 2010-02-15 Nick Clifton <nickc@redhat.com>
9088 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
9089 boolean parameters. Use emit_jump_insn when emitting a pop
9090 instruction containing a return insn.
9091 (push): Use 'true' rather than '1' as second parameter to F.
9092 (h8300_expand_prologue): Likewise.
9093 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
9094 (h8300_expand_epilogue): Likewise.
9096 2010-02-15 Richard Guenther <rguenther@suse.de>
9099 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
9102 2010-02-15 Nick Clifton <nickc@redhat.com>
9104 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
9107 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
9109 * intl.c (fake_ngettext): New function.
9110 * intl.h (fake_ngettext): Declare.
9111 (ngettext): Define macro.
9112 * collect2.c (notice_translated): New function.
9113 (main): Use notice_translated and ngettext.
9114 * collect2.h (notice_translated): Declare.
9116 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
9118 * reorg.c (delete_computation): Comment fixes.
9119 * caller-save.c (setup_save_areas): Idem.
9120 * sel-sched-dump.c (dump_lv_set): Idem.
9123 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9125 * config/s390/s390.c (s390_sched_init): New function.
9126 (TARGET_SCHED_INIT): Target hook defined.
9128 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
9129 Jack Howarth <howarth@bromo.med.uc.edu>
9130 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9133 Partial revert of unintended change in fix for PR41605.
9134 * config/darwin.h: Fix typo.
9135 * config/darwin9.h: Same.
9137 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9139 * c-pch.c (pch_init): Clear v.
9141 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9144 * graphite-scop-detection.c (graphite_can_represent_scev): Call
9145 graphite_can_represent_init for MULT_EXPR.
9147 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9151 * graphite-sese-to-poly.c (remove_phi): New.
9152 (translate_scalar_reduction_to_array): Call remove_phi.
9154 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9157 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
9158 * graphite-clast-to-gimple.h (gloog): Update declaration.
9159 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
9160 * graphite-poly.h (struct poly_bb): Add missing comments.
9161 (struct scop): Add poly_scop_p field.
9163 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
9164 * graphite.c (graphite_transform_loops): Build the polyhedral
9165 representation for each scop before code generation.
9166 * sese.c (rename_variables_in_operand): Removed.
9167 (rename_variables_in_expr): Return the renamed expression.
9168 (rename_sese_parameters): New.
9169 * sese.h (rename_sese_parameters): Declared.
9171 2010-02-11 Richard Guenther <rguenther@suse.de>
9173 PR tree-optimization/42998
9174 * tree-ssa-pre.c (create_expression_by_pieces): Treat
9175 POINTER_PLUS_EXPR properly.
9177 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9178 Changpeng Fang <changpeng.fang@amd.com>
9181 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
9182 the cost of an IV candidate when the IV is used in a test against zero.
9184 * gcc.dg/tree-ssa/ivopts-3.c: New.
9186 2010-02-11 Richard Guenther <rguenther@suse.de>
9189 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
9190 pointer-vs-decl case by swapping refs. Handle some cases
9191 of pointer-vs-decl disambiguations more conservatively.
9192 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
9193 to false after expanding.
9195 2010-02-11 Richard Guenther <rguenther@suse.de>
9198 * gcc.c (process_command): Handle LTO file@offset case more
9201 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9203 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
9204 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
9206 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
9208 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
9209 if MEM's mode size isn't DWARF2_ADDR_SIZE.
9210 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
9211 Optimize eq/ne comparisons when both arguments are known to be
9213 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
9214 Don't mask operands unnecessarily if they are known to be already
9217 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
9219 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
9222 2010-02-10 Richard Guenther <rguenther@suse.de>
9224 PR tree-optimization/43017
9225 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
9226 for wrapping signed arithmetic.
9228 2010-02-10 Jakub Jelinek <jakub@redhat.com>
9231 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
9232 if no debug info should be emitted for it.
9234 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
9236 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
9237 note when flag_exceptions is set.
9239 2010-02-10 Duncan Sands <baldrick@free.fr>
9241 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
9243 2010-02-10 Richard Guenther <rguenther@suse.de>
9246 * tree.c (get_unwidened): Handle constants.
9247 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
9249 2010-02-10 Martin Jambor <mjambor@suse.cz>
9252 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
9253 check for variable argument counts independently.
9255 2010-02-10 Christian Bruel <christian.bruel@st.com>
9258 * config/sh/sh.c (find_barrier): Increase length for non delayed
9259 conditional branches.
9261 2010-02-10 Christian Bruel <christian.bruel@st.com>
9263 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
9265 2010-02-10 Jakub Jelinek <jakub@redhat.com>
9267 * builtins.c (set_builtin_user_assembler_name): Also handle
9268 ffs if int is smaller than word.
9270 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
9273 * ira-conflicts.c (get_dup): Remove.
9274 (process_reg_shuffles): Add new parameter. Use it as an
9275 additional guard for copy generation.
9276 (add_insn_allocno_copies): Rewrite.
9278 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
9280 * common.opt (fsched2-use-traces): Preserved for backward
9282 * doc/invoke.texi: Remove the documentation about option
9283 -fsched2-use-traces.
9284 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
9285 flag_sched2_use_traces.
9286 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
9287 the backward compatibility flag section.
9289 2010-02-09 Richard Guenther <rguenther@suse.de>
9291 PR tree-optimization/43008
9292 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
9293 make HEAP variables initialized from global memory if they
9294 are not known builtin functions.
9295 (find_func_aliases): Adjust.
9297 2010-02-09 Richard Guenther <rguenther@suse.de>
9299 PR tree-optimization/43000
9300 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
9301 arithmetic manually.
9303 2010-02-08 Jakub Jelinek <jakub@redhat.com>
9305 PR tree-optimization/42931
9306 * tree-loop-linear.c (try_interchange_loops): Don't call
9307 double_int_mul if estimated_loop_iterations failed.
9309 2010-02-08 Martin Jambor <mjambor@suse.cz>
9312 * tree-sra.c (build_accesses_from_assign): Do not mark in
9313 should_scalarize_away_bitmap if stmt has volatile ops.
9314 (sra_modify_assign): Do not process assigns piecemeal if if stmt
9317 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
9319 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
9321 2010-02-07 Adam Nemet <adambnmet@gmail.com>
9323 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
9326 2010-02-07 Andrew Pinski <pinskia@gmail.com>
9329 * df-core.c (df_finish_pass): Change type of saved_flags to int.
9331 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
9334 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
9335 to unknown_dependence.
9336 (graphite_legal_transform_dr): Handle the unknown_dependence.
9337 (graphite_carried_dependence_level_k): Same.
9339 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
9341 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
9343 2010-02-07 Richard Guenther <rguenther@suse.de>
9346 * expr.c (get_inner_reference): Always initialize *pbitsize.
9348 2010-02-07 Richard Guenther <rguenther@suse.de>
9351 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
9352 new ARRAY_REFs on variable size element or minimal index arrays.
9354 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
9355 gimple_fold_indirect_ref.
9357 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
9360 * arm.c (arm_override_options): Just return if the user has specified
9361 an invalid fpu name.
9363 2010-02-03 Jason Merrill <jason@redhat.com>
9366 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
9367 i386_pe_maybe_record_exported_symbol.
9369 2010-02-05 Steve Ellcey <sje@cup.hp.com>
9372 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
9373 (pa_delegitimize_address): New function.
9375 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
9377 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
9378 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
9380 2010-02-05 Richard Guenther <rguenther@suse.de>
9383 * lto-streamer-in.c (get_resolution): Deal with references
9384 to undefined functions.
9386 2010-02-05 Richard Guenther <rguenther@suse.de>
9388 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
9389 (fold_const_aggregate_ref): Likewise.
9390 (ccp_fold_stmt): Substitute loads.
9391 (maybe_fold_reference): Verify types before substituting.
9393 (fold_gimple_assign): Unshare properly.
9394 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
9396 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
9398 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
9399 for rs6000_gen_cell_microcode.
9401 2010-02-04 Richard Guenther <rguenther@suse.de>
9403 PR rtl-optimization/42952
9404 * dse.c (const_or_frame_p): Remove MEM handling.
9406 2010-02-04 Nick Clifton <nickc@redhat.com>
9408 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
9409 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
9410 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
9411 (mn10300_asm_output_mi_thunk): New function.
9412 (mn10300_can_output_mu_thunk): New function.
9413 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
9414 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
9415 (FUNCTION_ARG): Delete incorrect comment.
9417 2010-02-03 Jason Merrill <jason@redhat.com>
9420 * fold-const.c (operand_equal_p): Handle erroneous types.
9422 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
9424 * config/h8300/h8300.md (can_delay): Fix attibute condition.
9426 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
9428 PR rtl-optimization/42941
9429 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
9432 2010-02-03 Jason Merrill <jason@redhat.com>
9435 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
9437 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
9440 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
9441 (cselib_reset_table): Renamed from...
9442 (cselib_reset_table_with_next_value): ... this.
9443 (cselib_get_next_uid): Renamed from...
9444 (cselib_get_next_unknown_value): ... this.
9445 * cselib.c (next_uid): Renamed from...
9446 (next_unknown_value): ... this.
9447 (cselib_clear_table): Adjust.
9448 (cselib_reset_table): Adjust. Renamed from...
9449 (cselib_reset_table_with_next_value): ... this.
9450 (cselib_get_next_uid): Adjust. Renamed from...
9451 (cselib_get_next_unknown_value): ... this.
9452 (get_value_hash): Use hash.
9453 (cselib_hash_rtx): Likewise.
9454 (new_cselib_val): Adjust. Set and dump uid.
9455 (cselib_lookup_mem): Pass next_uid as hash.
9456 (cselib_subst_to_values): Likewise.
9457 (cselib_log_lookup): Dump uid.
9458 (cselib_lookup): Pass next_uid as hash. Adjust.
9459 (cselib_process_insn): Adjust.
9460 (cselib_init): Initialize next_uid.
9461 (cselib_finish): Adjust.
9462 (dump_cselib_table): Likewise.
9463 * dse.c (canon_address): Dump value uid.
9464 * print-rtl.c (print_rtx): Print value uid.
9465 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
9467 (dv_uid): New function, sort of renamed from...
9468 (dv_htab_hash): ... this, reimplemented in terms of it and...
9469 (dv_uid2hash): ... this. New.
9470 (variable_htab_eq): Drop excess assertions.
9471 (tie_break_pointers): Removed.
9472 (canon_value_cmp): Compare uids.
9473 (variable_post_merge_New_vals): Print uids.
9474 (vt_add_function_parameters): Adjust.
9475 (vt_initialize): Reset table. Adjust.
9477 2010-02-03 Richard Guenther <rguenther@suse.de>
9479 PR tree-optimization/42944
9480 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
9481 (call_may_clobber_ref_p_1): Likewise. Properly handle
9482 malloc and calloc clobbering errno.
9484 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
9486 * doc/invoke.texi: Fix name of sched1 dump.
9488 * opts.c (decode_options): Set flag_tree_switch_conversion
9489 only conditionally on optimize >= 2.
9491 * gcse.c: Assorted comment fixes in pass description.
9493 2010-02-03 Anthony Green <green@moxielogic.com>
9495 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
9496 nop padding in order to maintain alignment of storage location of
9497 target function address.
9498 (moxie_trampoline_init): Store target function address at newly
9500 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
9502 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
9504 2010-02-03 Richard Guenther <rguenther@suse.de>
9507 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
9509 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9511 * config.gcc: Reenable check for obsolete targets.
9512 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
9513 mips-sgi-irix6.[0-4]*.
9515 2010-02-02 Nick Clifton <nickc@redhat.com>
9517 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
9518 constant size of 4 as being the same as 0.
9519 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
9520 can take values in the range 0..4.
9522 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
9525 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
9526 as _darwin10_Unwind_FindEnclosingFunction().
9527 * libgcc-libsystem.ver: New.
9529 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
9532 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
9533 implicitly set registers.
9535 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
9537 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
9538 (arm_override_options): Allow automatic selection of the thread
9539 pointer register if thumb2.
9540 (legitimize_pic_address): Improve code sequences for Thumb2.
9541 (arm_call_tls_get_addr): Likewise.
9542 (legitimize_tls_address): Likewise.
9543 * arm.md (pic_load_addr_arm): Delete. Replace with ...
9544 (pic_load_addr_32bit): ... this. New named pattern.
9545 * thumb2.md (pic_load_addr_thumb2): Delete.
9546 (pic_load_dot_plus_four): Delete.
9547 (tls_load_dot_plus_four): New named pattern.
9549 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9552 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
9553 Document fix for TLS bug.
9555 2010-01-31 Richard Guenther <rguenther@suse.de>
9557 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
9558 conservatively correct.
9560 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9564 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9566 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9568 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9570 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
9572 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
9574 * config.gcc: Adjust order of makefile fragments for mingw targets.
9576 2010-01-31 Richard Guenther <rguenther@suse.de>
9579 * gimplify.c (gimplify_init_constructor): For volatile LHS
9580 initialize a temporary.
9582 2010-01-31 Matthias Klose <doko@ubuntu.com>
9584 * configure.ac: Fix __stack_chk_fail check for cross builds configured
9586 * configure: Regenerate.
9588 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
9590 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
9591 the same alias set and their sizes different constantness.
9592 (aliasing_component_refs_p): Revert 2009-10-24 change.
9594 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9596 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
9599 2010-01-29 Richard Guenther <rguenther@suse.de>
9601 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
9602 Assert we successfully updated the call.
9604 2010-01-29 Jakub Jelinek <jakub@redhat.com>
9606 PR rtl-optimization/42889
9607 * df.h (df_set_bb_dirty_nonlr): New prototype.
9608 * df-core.c (df_set_bb_dirty_nonlr): New function.
9609 * df-scan.c (df_insn_rescan): Call it instead of
9610 df_set_bb_dirty for DEBUG_INSNs.
9612 2010-01-29 Richard Guenther <rguenther@suse.de>
9615 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
9616 quadratic behavior in most cases.
9618 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
9621 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
9622 in the call to gen_x86_movsicc_0_m1.
9624 2010-01-28 Richard Guenther <rguenther@suse.de>
9626 PR tree-optimization/42871
9627 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
9629 2010-01-28 Richard Guenther <rguenther@suse.de>
9631 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
9632 into call arguments.
9634 2010-01-28 Richard Guenther <rguenther@suse.de>
9637 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
9638 the forwarder if the destination is an EH landing pad.
9640 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
9642 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
9643 block list passed to gimple_duplicate_sese_tail.
9644 (parallelize_loops): Avoid parallelization when the function
9646 Avoid parallelization when the preheader is IRREDUCIBLE.
9647 Try to optimize when estimated_loop_iterations_int is unresolved.
9648 Add the loop's location to the dump file.
9649 * tree-cfg.c (add_phi_args_after_redirect): Remove.
9650 (gimple_duplicate_sese_tail): Remove the check for the latch.
9651 Redirect nexits to the exit block.
9652 Remove handling of the incoming edges to the latch.
9653 Redirect the backedge from the copied latch to the exit bb.
9655 2010-01-28 Michael Matz <matz@suse.de>
9658 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
9659 Wrap force_reg into a sequence, emit it before user.
9661 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
9663 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
9665 (arm_legacy_rev): Likewise.
9666 (thumb_legacy_rev): Likewise.
9668 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9670 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
9671 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
9672 on MEM's address failed, try avoid_constant_pool_reference and
9673 recurse if it returned something different.
9674 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
9675 address, try avoid_constant_pool_reference and recurse if it
9676 returned something different.
9677 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
9678 address and avoid_constant_pool_reference returned something
9679 different, don't set have_address.
9681 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
9684 * var-tracking.c (val_store): Add modified argument, obey it.
9686 (count_uses): Move down logging of main.
9687 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
9688 don't need resolution.
9689 (emit_notes_in_bb): Likewise.
9691 2010-01-27 Richard Guenther <rguenther@suse.de>
9694 * tree-inline.c (remap_decl): Delay remapping of SSA name
9695 default definitions until we need them.
9697 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9699 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
9700 (rs6000_delegitimize_address): New function.
9702 * config/s390/s390.c (s390_delegitimize_address): Call
9703 delegitimize_mem_from_attrs.
9706 * tree-inline.c (cannot_copy_type_1): Removed.
9707 (copy_forbidden): Don't forbid copying of functions containing
9708 records/unions with variable length fields.
9710 2010-01-27 Christian Bruel <christian.bruel@st.com>
9714 * config/sh/sh.c (find_barrier): Increase length for non delayed
9715 conditional branches.
9717 2010-01-27 Matthias Klose <doko@ubuntu.com>
9719 * configure.ac (gnu-unique-object): Fix ldd version check.
9720 * configure: Regenerate.
9722 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9724 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
9726 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
9727 Test for HAVE_GNU_AS value.
9729 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9731 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
9732 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
9733 INT64_TYPE): Define.
9734 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
9735 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9736 INT_LEAST64_TYPE): Define.
9737 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
9738 UINT_LEAST64_TYPE): Define.
9739 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
9740 INT_FAST64_TYPE): Define.
9741 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9742 UINT_FAST64_TYPE): Define.
9743 (INTMAX_TYPE, UINTMAX_TYPE): Define.
9744 (INTPTR_TYPE, UINTPTR_TYPE): Define.
9745 (SIG_ATOMIC_TYPE): Define.
9747 2010-01-26 Richard Guenther <rguenther@suse.de>
9749 * df-scan.c (df_scan_set_bb_info): Remove assert.
9750 (df_insn_rescan_debug_internal): Merge asserts.
9751 (df_install_ref): Likewise.
9752 (df_mark_reg): Use bitmap_set_range.
9753 (df_hard_reg_used_p): Remove assert.
9754 (df_hard_reg_used_count): Likewise.
9756 2010-01-26 Richard Guenther <rguenther@suse.de>
9758 PR rtl-optimization/42685
9759 * web.c (web_main): Ignore DEBUG_INSNs.
9761 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
9763 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
9765 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
9766 Fix types of fndecl and arglist parameters.
9768 2010-01-26 Richard Guenther <rguenther@suse.de>
9771 * tree-eh.c (unsplit_eh): Skip debug insns.
9773 2010-01-26 Richard Guenther <rguenther@suse.de>
9775 PR tree-optimization/42250
9776 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
9778 2010-01-26 Jakub Jelinek <jakub@redhat.com>
9781 * omp-low.c (expand_omp_sections): Only use single_pred if
9782 l2_bb is single_pred_p.
9784 2010-01-25 Christian Bruel <christian.bruel@st.com>
9787 * config/sh/sh.c (find_barrier): Increase length for non delayed
9788 conditional branches.
9789 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
9791 2010-01-24 David S. Miller <davem@davemloft.net>
9793 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
9794 define if not using GAS.
9795 * config/sparc/sparc.c (sparc_elf_asm_named_section):
9796 Likewise. Delete SECTION_MERGE code, which is only applicable
9799 2010-01-24 Mark Mitchell <mark@codesourcery.com>
9802 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
9803 mangling of va_list in system headers.
9805 2010-01-23 Toon Moene <toon@moene.org>
9807 * tree-predcom.c (combine_chains): Return NULL, not false.
9809 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
9811 * tree-loop-distribution.c (distribute_loop): Fix declaration and
9812 initialization of variable res to agree with return type.
9814 2010-01-22 Steve Ellcey <sje@cup.hp.com>
9816 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
9817 * tree-sra.c: Add include of expr.h.
9819 2010-01-22 Jakub Jelinek <jakub@redhat.com>
9821 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
9822 insert the debug stmt on the single non-EH edge from the stmt.
9824 2010-01-22 Richard Henderson <rth@redhat.com>
9827 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
9828 the RHS until after generate_subtree_copies has insertted its
9829 code before the current statement.
9831 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
9833 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
9835 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
9837 2010-01-21 Martin Jambor <mjambor@suse.cz>
9839 PR tree-optimization/42585
9840 * tree-sra.c (struct access): New field grp_total_scalarization.
9841 (dump_access): Dump the new field.
9842 (should_scalarize_away_bitmap): New variable.
9843 (cannot_scalarize_away_bitmap): Likewise.
9844 (sra_initialize): Allocate new bitmaps.
9845 (sra_deinitialize): Free new bitmaps.
9846 (create_access_1): New function.
9847 (create_access): Parts moved to create_access_1.
9848 (type_consists_of_records_p): New function.
9849 (completely_scalarize_record): Likewise.
9850 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
9851 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
9852 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
9854 (analyze_all_variable_accesses): Completely scalarize small eligible
9857 2010-01-21 Martin Jambor <mjambor@suse.cz>
9859 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
9861 2010-01-21 Andrew Haley <aph@redhat.com>
9863 * gcc.c (process_command): Move lang_specific_driver before
9864 setting cc_libexec_prefix.
9866 2010-01-21 Richard Guenther <rguenther@suse.de>
9869 * fold-const.c (negate_expr_p): Pretend only negative
9870 real constants are easily negatable.
9872 2010-01-20 Janis Johnson <janis187@us.ibm.com>
9873 Jason Merrill <jason@redhat.com>
9875 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
9876 (TYPE_TRANSPARENT_AGGR): this, for union and record.
9877 * calls.c (initialize argument_information): Handle it.
9878 * c-common.c (handle_transparent_union_attribute): Use new name.
9879 * c-decl.c (finish_struct): Ditto.
9880 * c-typeck.c (type_lists_compatible_p): Ditto.
9881 (convert_for_assignment): Use new name and also handle record.
9882 * function.c (aggregate_value_p): Handle it.
9883 (pass_by_reference): Ditto.
9884 (assign_parm_data_types): Ditto.
9885 * print-tree.c (print_node): Ditto.
9886 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
9887 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
9888 * tree.c (first_field): New fn.
9890 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9893 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
9894 even when linking statically, for now.
9896 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9899 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
9900 without a cselib val.
9901 (count_uses): Accept MO_VAL_SET with no val on stores.
9902 (add_stores): Likewise.
9904 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9906 * var-tracking.c (check_value_val): Add a compile time assertion.
9907 (dv_is_decl_p): Simplify.
9908 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
9909 gcc_assert if ENABLE_CHECKING.
9911 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9914 * var-tracking.c: Include tree-flow.h.
9915 (mem_dies_at_call): New.
9916 (dataflow_set_preserve_mem_locs): Use it.
9917 (dataflow_set_remove_mem_locs): Likewise.
9918 (dump_var): Renamed from dump_variable. Adjust all callers.
9919 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
9920 * Makefile.in (var-tracking.o): Adjust deps.
9922 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
9924 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
9926 2010-01-20 Richard Guenther <rguenther@suse.de>
9928 PR tree-optimization/42717
9929 * tree-ssa-dce.c (get_live_post_dom): Remove.
9930 (forward_edge_to_pdom): Take an arbitrary edge to copy
9931 degenerate PHI args from.
9932 (remove_dead_stmt): Use the first post-dominator even if it
9933 does not contain live statements as redirection destination.
9935 2010-01-20 Richard Guenther <rguenther@suse.de>
9937 * tree-inline.c (estimate_num_insns): Handle EH builtins.
9939 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9941 * sel-sched.c (create_speculation_check): Remove set but not used
9943 (try_transformation_cache): Remove set but not used variable ds.
9944 (calculate_privileged_insns): Remove set but not used variables
9945 cur_insn and min_spec_insn.
9946 (find_best_expr): Remove set but not used variable avail_n.
9947 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
9949 * cgraphunit.c (assemble_thunk): Remove set but not used variable
9951 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
9952 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
9955 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
9958 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
9959 cpu types. Add support for *-sse3 cpu types.
9960 (x86_64-*-*): Ditto.
9962 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9965 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
9966 argument, call initializer_constant_valid_p_1 instead of
9967 initializer_constant_valid_p, pass CACHE to it, return NULL
9968 immediately if first call returns NULL.
9969 (initializer_constant_valid_p_1): New function.
9970 (initializer_constant_valid_p): Use it.
9972 2010-01-20 Thomas Quinot <quinot@adacore.com>
9974 * tree.def (PLACEHOLDER_EXPR): Fix comment.
9976 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9978 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
9979 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
9980 (loc_list_from_tree): Don't handle unsigned division. Handle
9981 signed modulo using DW_OP_{over,over,div,mul,minus}.
9982 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
9983 modulo instead of signed.
9985 2010-01-20 DJ Delorie <dj@redhat.com>
9987 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
9989 (h8300_emit_stack_adjustment): Propogate it.
9991 (h8300_expand_prologue): Likewise.
9992 (h8300_expand_epilogue): Likewise.
9994 2010-01-19 Michael Matz <matz@suse.de>
9996 PR tree-optimization/41783
9997 * tree-data-ref.c (toplevel): Include flags.h.
9998 (dump_data_dependence_relation): Also dump the inputs if the
9999 result will be unknown.
10000 (split_constant_offset_1): Look through some conversions.
10001 * tree-predcom.c (determine_roots_comp): Restart a new chain if
10002 the offset from last element is too large.
10003 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
10004 (reassociate_to_the_same_stmt): Handle vector registers.
10005 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
10006 (e.g. conversions).
10007 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
10008 wide_prolog_niters argument, emit widening instructions.
10009 (vect_do_peeling_for_alignment): Adjust caller, use widened
10010 variant of the iteration cound.
10011 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
10013 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10016 * config/arm/neon-testgen.m (emit_automatics): New parameter
10017 features. Adjust for Fixed_return_reg feature.
10018 (test_intrinsic): Call emit_automatics with new feature.
10019 * config/arm/neon.ml: Update copyright years.
10020 (features): New Fixed_return_reg feature.
10021 (ops): Update feature for Vget_low.
10023 2010-01-19 Jakub Jelinek <jakub@redhat.com>
10025 PR tree-optimization/42719
10026 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
10030 * fwprop.c (all_uses_available_at): Return false if def_set dest
10031 is a REG that is used in def_insn.
10033 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
10035 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
10037 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
10038 Add argument names.
10040 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
10042 * target.h (struct gcc_target) <secondary_reload>: Change type
10043 of last argument to secondary_reload_info *.
10045 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
10048 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
10049 memory references with unaligned offsets. Remove CQImode handling.
10050 (unaligned_memory_operand): Return 1 for memory references with
10051 unaligned offsets. Remove CQImode handling.
10053 2010-01-18 Richard Guenther <rguenther@suse.de>
10055 PR middle-end/39954
10056 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
10059 2010-01-18 Richard Guenther <rguenther@suse.de>
10061 PR tree-optimization/42781
10062 * tree-ssa-structalias.c (find_what_var_points_to): Skip
10063 restrict processing only if the original variable was artificial.
10065 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
10067 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
10068 find number of popped argument bytes.
10070 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
10071 Fix the text that describes the return value for invalid insns.
10073 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
10075 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
10076 Clarify what 'cost of the -dependence' is. Fix quoting.
10078 * toplev.c (default_get_pch_validity): Rename argument to "sz".
10079 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
10081 2010-01-17 Jakub Jelinek <jakub@redhat.com>
10083 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
10084 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
10086 2010-01-17 Richard Guenther <rguenther@suse.de>
10088 PR middle-end/42248
10089 * function.c (split_complex_args): Take a VEC to modify.
10090 (assign_parms_augmented_arg_list): Build a VEC instead of
10091 a chain of PARM_DECLs.
10092 (assign_parms_unsplit_complex): Take a VEC of arguments.
10093 Do not fixup unmodified parms.
10094 (assign_parms): Deal with the VEC.
10095 (gimplify_parameters): Likewise.
10097 2010-01-17 Richard Guenther <rguenther@suse.de>
10099 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
10100 node existence check.
10101 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
10102 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
10103 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
10104 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
10105 (gimple_execute_on_growing_pred): Likewise.
10107 2010-01-17 Richard Guenther <rguenther@suse.de>
10109 PR tree-optimization/42773
10110 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
10111 (compute_antic_aux): Likewise.
10112 (compute_partial_antic_aux): Likewise.
10114 2010-01-17 Jie Zhang <jie.zhang@analog.com>
10117 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
10120 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
10122 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
10125 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
10126 Fix markup for strict argument.
10128 (TARGET_SCHED_REORDER2): Fix argument types.
10130 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
10131 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
10133 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
10134 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
10136 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
10139 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
10140 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
10141 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
10142 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
10143 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
10145 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
10147 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
10149 (TARGET_ASM_RELOC_RW_MASK): Add return type.
10150 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
10152 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
10154 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
10157 (TARGET_ASM_NAMED_SECTION): Fix argument list.
10159 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
10160 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
10162 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
10164 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
10166 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
10167 referring to it. Fix language.
10169 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
10171 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
10173 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
10175 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
10177 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
10178 '@var{stream}. Remove stray 'and'.
10180 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
10182 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
10184 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
10186 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
10187 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
10189 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
10190 Fix description of return value.
10191 Rename argument "sz" to "len."
10193 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
10194 Clarify meaning of 'true' return value.
10196 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
10198 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
10199 rep_mode versus mode_rep.
10201 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
10203 (TARGET_BUILTIN_DECL): Fix name.
10205 (TARGET_COMMUTATIVE_P): Fix type of first argument.
10207 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
10209 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
10211 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
10213 (TARGET_RELAXED_ORDERING): Use @deftypevr.
10215 (TARGET_GET_DRAP_RTX): Note that this is a hook.
10218 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
10219 Rename argument tm_fn to md_fn.
10221 (TARGET_OPTION_PRINT): Fix argument list.
10223 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
10226 * config/i386/i386.c (ix86_fixup_binary_operands):
10227 Revert FMA4 fixup of operands.
10229 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10232 * Makefile.in (write_entries_to_file, install-plugin):
10233 Use \012 instead of \n with tr.
10235 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
10237 * configure.ac (HAVE_AS_REF): New C macro.
10238 * configure: Regenerate.
10239 * config.in: Likewise.
10240 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
10242 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
10245 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
10247 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
10249 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
10251 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
10253 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
10255 (TARGET_IN_SMALL_DATA_P): Fix argument type.
10257 (TARGET_BINDS_LOCAL_P): Fix argument type.
10259 (TARGET_ASM_FILE_END): Use prototype.
10261 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
10263 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
10265 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
10267 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
10269 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
10270 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
10272 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
10273 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
10275 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
10276 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
10277 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
10278 (TARGET_ADDR_SPACE_CONVERT): Likewise.
10280 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
10282 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
10284 (TARGET_INIT_BUILTINS): Use prototype.
10286 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10287 Put 'const char *' in braces. Fix parameter types.
10288 (TARGET_INVALID_CONVERSION): Fix parameter types.
10289 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
10290 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
10292 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
10295 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
10297 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
10299 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
10301 * doc/tm.texi (TARGET_HELP): Fix return type.
10303 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
10304 in braces. Fix argument types.
10306 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
10308 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
10310 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
10312 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
10313 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
10315 (TARGET_MANGLE_TYPE): Fix argument types.
10317 (TARGET_IRA_COVER_CLASSES): Use prototype.
10319 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
10321 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
10323 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
10325 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
10327 (TARGET_CALLEE_COPIES): Fix argument types.
10329 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
10331 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
10333 (TARGET_FUNCTION_VALUE): Fix argument types.
10335 (TARGET_RETURN_IN_MSB): Fix argument type.
10337 (TARGET_RETURN_IN_MEMORY): Fix argument types.
10339 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
10341 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
10343 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
10344 agree with return type.
10346 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
10348 2010-01-15 Jing Yu <jingyu@google.com>
10350 PR rtl-optimization/42691
10351 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
10352 a pseudo to a constant and are merged, and adjust comments.
10354 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
10356 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
10358 2010-01-15 Richard Guenther <rguenther@suse.de>
10360 PR middle-end/42739
10361 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
10362 labels of computed or non-local gotos to the destination.
10363 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
10364 landing pad label is the first label.
10366 2010-01-15 Richard Guenther <rguenther@suse.de>
10368 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
10370 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10373 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
10374 to allow generation of the xssqrtdp instruction on power7.
10375 (sqrtdf2_fpr): Ditto.
10377 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10379 PR middle-end/42674
10380 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
10381 functions with noreturn attribute.
10384 * varasm.c (declare_weak): Add weak attribute to decl if it
10385 doesn't have one already.
10386 (assemble_external): Only add decls to weak_decls if they also
10387 have weak attribute.
10389 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
10391 * var-tracking.c (var_reg_delete): Don't delete the association
10392 between REGs and values or one-part variables if the register
10395 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10398 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
10399 because its first operand is a non-localized variable.
10401 2010-01-14 Martin Jambor <mjambor@suse.cz>
10403 PR tree-optimization/42706
10404 * tree-sra.c (encountered_recursive_call): New variable.
10405 (encountered_unchangable_recursive_call): Likewise.
10406 (sra_initialize): Initialize both new variables.
10407 (callsite_has_enough_arguments_p): New function.
10408 (scan_function): Call decl and flags check only for IPA-SRA, check
10409 whether there is a recursive call and whether it has enough arguments.
10410 (all_callers_have_enough_arguments_p): New function.
10411 (convert_callers): Look for recursive calls only when
10412 encountered_recursive_call is set.
10413 (ipa_early_sra): Bail out either if
10414 !all_callers_have_enough_arguments_p or
10415 encountered_unchangable_recursive_call.
10417 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10419 * sel-sched.c: Add 2010 to copyright years.
10420 * sel-sched-ir.c: Likewise.
10421 * sel-sched-ir.h: Likewise.
10423 2010-01-14 Martin Jambor <mjambor@suse.cz>
10425 PR tree-optimization/42714
10426 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
10427 constructors specially.
10429 2010-01-14 Andi Kleen <ak@linux.intel.com>
10431 * config/i386/drivers-i386.c (detect_caches_intel):
10432 Add l2sizekb parameter and fill in.
10433 (host_detect_local_cpu): Add l2sizekb, fill in.
10434 Add Atom small cache heuristic.
10436 2010-01-14 Andi Kleen <ak@linux.intel.com>
10438 * config/i386/drivers-i386.c (detect_caches_cpuid4):
10439 Add level3 parameter and fill in.
10440 (detect_caches_intel): Handle level3 cache.
10442 2010-01-14 Andi Kleen <ak@linux.intel.com>
10444 * config/i386/drivers-i386.c (host_detect_local_cpu):
10445 Fix core duo detection.
10447 2010-01-14 Andi Kleen <ak@linux.intel.com>
10449 * config/i386/drivers-i386.c (host_detect_local_cpu):
10450 Fix Atom detection.
10452 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10454 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
10455 (rs6000_variable_issue_1): this. Use...
10456 (rs6000_variable_issue): here. Reimplement. Print debug info.
10458 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10460 * sel-sched-ir.c (sel_restore_other_notes): Rename to
10461 sel_restore_notes. Update all callers. Call reemit_notes
10464 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10466 PR rtl-optimization/42246
10467 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
10470 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10472 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
10473 all successors is the same as number of successors in current region.
10475 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10477 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
10478 to rename is not separable. Otherwise check that its LHS is not NULL.
10480 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10482 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
10484 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10486 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
10487 available registers when failed to discover LHS register class.
10488 Fix indentation. Update comment.
10490 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10491 Alexander Monakov <amonakov@ispras.ru>
10493 PR rtl-optimization/42389
10494 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
10496 (advance_state_on_fence): Likewise.
10497 (sel_target_adjust_priority): Print debug output only when
10498 sched_verbose >= 4, not 2.
10499 (get_expr_cost): Do not issue all unique insns on the next cycle.
10500 (fill_insns): Initialize can_issue_more from the value saved
10502 * sel-sched-ir.c (flist_add): New parameter issue_more.
10503 Init FENCE_ISSUE_MORE with it.
10504 (merge_fences): Likewise.
10505 (init_fences): Update call to flist_add.
10506 (add_to_fences, add_clean_fence_to_fences)
10507 (add_dirty_fence_to_fences): Likewise.
10508 (move_fence_to_fences): Update call to merge_fences.
10509 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
10511 * sel-sched-ir.h (struct _fence): New field issue_more.
10512 (FENCE_ISSUE_MORE): New accessor macro.
10514 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10516 PR rtl-optimization/42388
10517 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
10518 that have no predecessors nor successors. Do not call move_bb_info
10519 for empty blocks outside of current region.
10521 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10523 PR rtl-optimization/42294
10524 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
10525 * sel-sched.c (move_exprs_to_boundary): Transitively add all
10526 originators' originators.
10528 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10530 PR rtl-optimization/39453
10531 PR rtl-optimization/42246
10532 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
10534 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
10536 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10537 Alexander Monakov <amonakov@ispras.ru>
10539 PR middle-end/42245
10540 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
10541 (maybe_tidy_empty_bb): ... here. Make static. Add new
10542 argument. Update all callers.
10543 (tidy_control_flow): ... and here. Recompute topological order
10544 of basic blocks in region if necessary.
10545 (sel_redirect_edge_and_branch): Change return type. Return true
10546 if topological order might have been invalidated.
10547 (purge_empty_blocks): Export and move from...
10548 * sel-sched.c (purge_empty_blocks): ... here.
10549 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
10550 (maybe_tidy_empty_bb): Delete prototype.
10551 (purge_empty_blocks): Declare.
10553 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10555 PR rtl-optimization/42249
10556 * sel-sched.c (try_replace_dest_reg): When chosen register
10557 and original register is the same, do not bail out early, but
10558 still check all original insns for validity of replacing destination
10559 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
10562 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10565 Port from no-undefined-overflow branch:
10566 2009-03-09 Richard Guenther <rguenther@suse.de>
10568 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
10570 2010-01-14 Richard Guenther <rguenther@suse.de>
10573 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
10575 2010-01-14 Ira Rosen <irar@il.ibm.com>
10577 PR tree-optimization/42709
10578 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
10579 as scalar type in creation of constant vector operand.
10581 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10584 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
10585 (check-parallel-%): Match `testsuite' directory component only
10588 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
10590 PR translation/39521
10591 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
10594 2010-01-13 Richard Guenther <rguenther@suse.de>
10596 PR tree-optimization/42730
10597 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
10600 2010-01-13 Steve Ellcey <sje@cup.hp.com>
10603 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
10604 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
10607 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
10609 * config/bfin/libgcc-bfin.ver: Regenerate based on current
10610 libgcc-std.ver. Add entries for ___smulsi3_highpart and
10611 ___umulsi3_highpart.
10613 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
10614 rather than schedule_insns if the pass is enabled.
10616 2010-01-13 Martin Jambor <mjambor@suse.cz>
10618 PR tree-optimization/42704
10619 * tree-sra.c (sra_modify_assign): Do not delete assignments to
10622 2010-01-13 Martin Jambor <mjambor@suse.cz>
10624 PR tree-optimization/42703
10625 * tree-sra.c (analyze_access_subtree): Check that we can build a
10626 reference to the original data within the aggregate.
10628 2010-01-13 Richard Guenther <rguenther@suse.de>
10630 PR tree-optimization/42705
10631 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
10633 2010-01-13 Richard Guenther <rguenther@suse.de>
10635 PR middle-end/42716
10636 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
10638 2010-01-13 Jakub Jelinek <jakub@redhat.com>
10641 * var-tracking.c (values_to_unmark): New variable.
10642 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
10643 values_to_unmark vector. Moved body to...
10644 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
10645 instead queue it into values_to_unmark vector.
10646 (vt_find_locations): Free values_to_unmark vector.
10648 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
10650 * config/s390/s390.c (override_options): Set
10651 default of max-pending-list-length to 256
10653 2010-01-13 Richard Guenther <rguenther@suse.de>
10656 * tree-pass.h (PROP_gimple_lcx): New.
10657 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
10658 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
10659 before the final cleanup_eh.
10660 (dump_properties): Dump PROP_gimple_lcx.
10661 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
10662 (tree_lower_complex_O0): Remove.
10663 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
10664 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
10665 tree_lower_complex, schedule TODO_update_ssa.
10666 * lto-streamer-out.c (output_function): Stream the functions
10668 * lto-streamer-in.c (input_function): Likewise.
10669 (lto_read_body): Do not override them here.
10671 2010-01-12 Joseph Myers <joseph@codesourcery.com>
10674 * c-typeck.c (build_c_cast): Fold value cast to union type before
10675 wrapping it in a CONSTRUCTOR.
10677 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10679 PR rtl-optimization/42699
10680 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
10683 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10685 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10686 SUBTARGET_WARN_UNUSED_SPEC): Move ...
10687 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10688 SUBTARGET_WARN_UNUSED_SPEC): ... here
10689 * config/mips/iris5.h (LIBGCC_SPEC): Define.
10691 2010-01-12 Julian Brown <julian@codesourcery.com>
10693 * config/arm/neon-schedgen.ml (Utils): Don't try to
10694 open missing module.
10695 (find_with_result): New.
10697 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10700 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
10701 sharing when canonicalizing ({lt,ge}u (plus a b) b).
10703 PR tree-optimization/42645
10704 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
10705 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
10706 decl_map, set processing_debug_stmt to -1 and return name without
10709 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
10711 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
10712 binutils version, and reword target configuration description.
10714 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10716 * config/avr/avr.h (LINKER_NAME): Remove.
10718 2010-01-11 Janis Johnson <janis187@us.ibm.com>
10721 * config/rs6000/rs6000.c (rs6000_override_options): On targets
10722 that support VSX, warn for -mno-altivec if vsx is not disabled,
10725 2010-01-11 Joseph Myers <joseph@codesourcery.com>
10726 Shujing Zhao <pearly.zhao@oracle.com>
10728 PR translation/42469
10729 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
10730 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
10731 character between option name and help text.
10732 * c.opt (imultilib): Likewise.
10734 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
10736 * lto-streamer-out.c (output_unreferenced_globals): Output static
10739 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
10741 PR rtl-optimization/42621
10742 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
10743 optimizing for size.
10744 (duplicate_computed_gotos): Remove now-redundant check.
10746 2010-01-10 Steve Ellcey <sje@cup.hp.com>
10749 * configure.ac: Save and restore LDFLAGS and LIBS
10750 * configure: Regenerate.
10752 2010-01-10 Richard Guenther <rguenther@suse.de>
10754 PR middle-end/42667
10755 * builtins.c (fold_builtin_strlen): Add type argument and
10756 convert the resulting length to it.
10757 (fold_builtin_1): Adjust.
10759 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10761 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
10762 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
10764 (num_insns_constant_wide): Adjust for that change.
10766 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10769 * web.c (union_defs): Add used argument, to combine uses of
10770 uninitialized regs.
10771 (entry_register): Adjust type and tests of used argument.
10772 (web_main): Widen used for new use. Pass it to union_defs.
10773 * df.h (union_defs): Adjust prototype.
10775 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10778 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
10779 uses in new incoming argument. Free body.
10780 (reset_debug_uses_in_loop): New.
10781 (analyze_insn_to_expand_var): Call the latter if the former found
10782 anything. Fix whitespace. Reject invalid dest overlaps before
10783 going through all insns in the loop.
10785 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10788 * haifa-sched.c (dying_use_p): Debug insns don't count.
10790 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10792 PR middle-end/42363
10793 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
10794 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
10795 (verify_gimple_call): Reject LHS in noreturn calls.
10797 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10801 * tree-vect-loop-manip.c (adjust_info): New type.
10802 (adjust_vec): New pointer to vector.
10803 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
10804 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
10805 (slpeel_update_phis_for_duplicate_loop): Use them.
10806 (slpeel_update_phi_nodes_for_guard1): Likewise.
10807 (slpeel_update_phi_nodes_for_guard2): Likewise.
10808 (slpeel_tree_peel_loop_to_edge): Likewise.
10809 (vect_update_ivs_after_vectorizer): Likewise.
10811 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10813 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
10814 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10816 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10818 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
10819 bogus uninitialized warning.
10821 2010-01-09 Richard Guenther <rguenther@suse.de>
10823 PR middle-end/42512
10824 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
10825 the evolution is compatible with the initial condition.
10827 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10829 * gcc.c (process_command): Update copyright notice dates.
10830 * gcov.c (print_version): Likewise.
10831 * gcov-dump.c (print_version): Likewise.
10832 * mips-tfile.c (main): Likewise.
10833 * mips-tdump.c (main): Likewise.
10835 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10838 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
10840 (rotlhi3_8): Delete.
10842 (rotlsi3_8): Delete.
10843 (rotlsi3_16): Delete.
10844 (rotlsi3_24): Delete.
10845 (rotl<mode>3): New.
10846 (*rotw<mode>3): New.
10847 (*rotb<mode>3): New.
10848 * config/avr/avr.c (avr_rotate_bytes): New function.
10849 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
10851 2010-01-08 Steve Ellcey <sje@cup.hp.com>
10854 * configure.ac: Modify -rdynamic check.
10855 * configure: Regenerate.
10857 2010-01-08 DJ Delorie <dj@redhat.com>
10859 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
10860 register popping order.
10862 2010-01-08 Richard Guenther <rguenther@suse.de>
10865 * c.opt (fsigned-char): Also let LTO handle this option.
10866 (funsigned-char): Likewise.
10868 2010-01-07 Richard Guenther <rguenther@suse.de>
10870 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
10871 (gimple_op): Likewise.
10872 (gimple_op_ptr): Likewise.
10873 (gimple_assign_set_lhs): Remove gcc_assert.
10874 (gimple_assign_set_rhs1): Likewise.
10875 (gimple_assign_set_rhs2): Likewise.
10876 (gimple_call_set_lhs): Likewise.
10877 (gimple_call_set_fn): Likewise.
10878 (gimple_call_set_fndecl): Likewise.
10879 (gimple_call_fndecl): Likewise.
10880 (gimple_call_return_type): Likewise.
10881 (gimple_call_set_chain): Likewise.
10882 (gimple_call_num_args): Likewise.
10883 (gimple_call_set_arg): Likewise.
10884 (gimple_cond_set_code): Likewise.
10885 (gimple_cond_set_lhs): Likewise.
10886 (gimple_cond_set_rhs): Likewise.
10887 (gimple_cond_set_true_label): Likewise.
10888 (gimple_cond_set_false_label): Likewise.
10889 (gimple_label_set_label): Likewise.
10890 (gimple_goto_set_dest): Likewise.
10891 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
10892 (gimple_debug_bind_get_value): Likewise.
10893 (gimple_debug_bind_get_value_ptr): Likewise.
10894 (gimple_debug_bind_set_var): Likewise.
10895 (gimple_debug_bind_set_value): Likewise.
10896 (gimple_debug_bind_reset_value): Likewise.
10897 (gimple_debug_bind_has_value_p): Likewise.
10898 (gimple_return_retval_ptr): Remove gcc_assert.
10899 (gimple_return_retval): Likewise.
10900 (gimple_return_set_retval): Likewise.
10901 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
10902 (safe_referenced_var_iterator): Remove.
10903 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
10904 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
10905 (fill_referenced_var_vec): Remove.
10906 (first_readonly_imm_use): Remove redundant gcc_assert.
10907 (phi_arg_index_from_use): Combine gcc_asserts.
10908 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
10909 (first_imm_use_stmt): Remove redundant gcc_assert.
10910 * tree-cfg.c (verify_gimple_call): Verify function and chain
10911 operands. Verify arguments.
10912 (verify_types_in_gimple_stmt): Verify condition code and labels.
10914 2010-01-07 Richard Guenther <rguenther@suse.de>
10916 PR tree-optimization/42641
10917 * sese.c (rename_map_elt_info): Use the SSA name version, do
10920 2010-01-07 Jakub Jelinek <jakub@redhat.com>
10922 PR tree-optimization/42625
10923 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
10924 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
10926 2010-01-07 Duncan Sands <baldrick@free.fr>
10928 * Makefile.in (PLUGIN_HEADERS): Add version.h.
10930 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
10933 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
10934 note itself is not function_invariant_p.
10936 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
10938 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
10939 Do not add the DF_NOTE problem.
10940 * store-motion.c (execute_rtl_store_motion): Likewise.
10942 2010-01-07 Martin Jambor <mjambor@suse.cz>
10944 PR tree-optimization/42157
10945 * tree-sra.c (compare_access_positions): Stabilize sort if both
10946 accesses have integer types, return zero immediately if they are the
10949 2010-01-06 Richard Henderson <rth@redhat.com>
10951 PR middle-end/41883
10952 * haifa-sched.c (add_to_note_list): Merge into ...
10953 (concat_note_lists): ... here, and ...
10954 (unlink_other_notes, rm_other_notes): Merge into...
10955 (remove_notes): ... here. Create REG_SAVE_NOTEs for
10956 NOTE_INSN_EPILOGUE_BEG.
10958 2010-01-06 Richard Guenther <rguenther@suse.de>
10960 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
10961 not inline regular functions into always-inline functions.
10963 2010-01-06 Nick Clifton <nickc@redhat.com>
10965 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
10966 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
10968 (OVERRIDE_OPTIONS): Delete.
10969 (OPTIMIZATION_OPTIONS): Define.
10970 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
10971 * config/rx/rx.c (rx_handle_option): Issue an error message if
10972 -mcpu=rx200 and -fpu are used together.
10973 (rx_set_optimization_options): New function. Issue an error
10974 message if an optimization attribute attempts to reset the FPU/
10975 math optimization pairing.
10976 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
10977 * config/rx/rx.opt: Set the default to 32-bit doubles.
10978 * config/rx/t-rx: Add multilibs for -nofpu option.
10979 * doc/invoke.texi: Update documentation of RX options.
10981 2010-01-06 Richard Guenther <rguenther@suse.de>
10983 * tree-ssa-pre.c (name_to_id): New global.
10984 (alloc_expression_id): Simplify SSA name handling.
10985 (lookup_expression_id): Likewise.
10986 (init_pre): Zero name_to_id.
10987 (fini_pre): Free it.
10989 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
10991 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
10993 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
10996 * config/i386/sse.md (smaxv2di3): New.
10997 (umaxv2di3): Likewise.
10998 (sminv2di3): Likewise.
10999 (uminv2di3): Likewise.
11001 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
11004 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
11005 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
11006 (legitimize_tls_address): Likewise.
11007 (sparc_tls_referenced_p): Likewise.
11008 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
11009 and adjust calls to legitimize_pic_address.
11010 (legitimate_constant_p) Use sparc_tls_referenced_p.
11011 (legitimate_pic_operand_p): Likewise.
11012 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
11013 (sparc_tls_symbol_ref_1): Delete.
11014 (sparc_tls_referenced_p): Make static, recognize specific patterns.
11015 (legitimize_tls_address): Make static, handle CONST patterns.
11016 (legitimize_pic_address): Make static, remove unused parameter and
11017 adjust recursive calls.
11018 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
11019 and adjust call to legitimize_pic_address.
11020 (sparc_output_mi_thunk): Likewise.
11022 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
11023 H.J. Lu <hongjiu.lu@intel.com>
11026 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
11027 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
11028 operands to make them signed.
11031 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11034 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
11035 GTU to GT for V4SI and V2DI.
11037 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
11038 (umin<mode>3): Removed.
11040 (uminv4si3): Likewise.
11042 2010-01-05 Martin Jambor <mjambor@suse.cz>
11044 PR tree-optimization/42462
11045 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
11046 current_function_decl to helper functions and macros.
11048 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11051 * flags.h: Don't include real.h.
11052 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
11053 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
11054 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
11055 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
11056 * dominance.c: Update copyright.
11057 * gimple.c (walk_gimple_op): Remove inline.
11058 * tree-ssa-reassoc.c: Include real.h.
11059 * Makefile.in (FLAGS_H): Remove $(REAL_H).
11060 (tree-ssa-reassoc.o): Depend on $(REAL_H).
11062 2010-01-05 Nick Clifton <nickc@redhat.com>
11064 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
11065 register to push into the stack frame when the accumulator has to
11066 be saved during interrupts.
11068 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
11070 * doc/invoke.texi: Remove the documentation about option
11071 -Wunreachable-code.
11072 * common.opt (Wunreachable-code): Preserved for backward
11074 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
11075 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
11076 the backward compatibility flag section.
11078 2010-01-05 Richard Guenther <rguenther@suse.de>
11080 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
11082 2010-01-05 Jakub Jelinek <jakub@redhat.com>
11085 * cfgexpand.c (expand_one_var): Diagnose too large variables.
11087 PR tree-optimization/42508
11088 * tree-sra.c (convert_callers): Check for recursive call
11089 by comparing cgraph nodes instead of decls.
11090 (modify_function): Call ipa_modify_formal_parameters also
11091 on all same_body aliases.
11093 * cgraphunit.c (cgraph_materialize_all_clones): Compare
11094 cgraph nodes when checking for same_body aliases.
11096 2010-01-05 Richard Guenther <rguenther@suse.de>
11098 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
11099 allocation and lookup.
11100 (get_or_alloc_expr_for_constant): Likewise.
11101 (phi_translate): Sink allocation.
11103 2010-01-04 Richard Guenther <rguenther@suse.de>
11105 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
11106 a new entry only if needed.
11107 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
11108 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
11110 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
11112 (phi_translate): Handle CONSTANTs early.
11114 2010-01-04 Martin Jambor <mjambor@suse.cz>
11116 PR tree-optimization/42398
11117 * tree-sra.c (struct access): Removed flag grp_different_types.
11118 (dump_access): Do not dump the removed flag.
11119 (sort_and_splice_var_accesses): Do not set the removed flag.
11120 (sra_modify_expr): Check for type compatibility directly.
11122 2010-01-04 Martin Jambor <mjambor@suse.cz>
11124 PR tree-optimization/42366
11125 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
11126 edges with variable number of parameters.
11127 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
11128 flag instead of asserting it.
11129 (ipa_read_node_info): Read uses_analysis_done flag.
11131 2010-01-04 Richard Guenther <rguenther@suse.de>
11133 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
11134 iterative_hash_* as intended.
11135 (vn_reference_compute_hash): Likewise. Simplify hashing
11137 (vn_reference_lookup_2): Likewise.
11138 (vn_nary_op_compute_hash): Likewise.
11139 (vn_phi_compute_hash): Likewise.
11140 (expressions_equal_p): Remove strange code.
11141 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
11142 (pre_expr_hash): Likewise. Simplify hashing SSA names.
11143 (bitmap_insert_into_set_1): Take value-id as parameter.
11144 (add_to_value): Pass it.
11145 (bitmap_insert_into_set): Likewise.
11146 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
11148 2010-01-04 Jakub Jelinek <jakub@redhat.com>
11151 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
11152 (do_self_spec): For switches with SWITCH_IGNORE set set also
11153 SWITCH_IGNORE_PERMANENTLY.
11154 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
11157 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
11159 * lto-streamer-out.c (output_unreferenced_globals): Output the full
11160 tree of an unreferenced global var.
11162 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11165 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
11166 GTU to GT for V4SI and V2DI.
11168 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
11169 (umin<mode>3): Removed.
11171 (uminv4si3): Likewise.
11173 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11176 * collect2.c (main): Turn on trace in collect2 if -v is passed
11179 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
11181 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
11182 description of expression operand.
11184 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
11186 * configure.ac: Add install-html to target_list for Make-hooks.
11187 * configure: Regenerate.
11188 * fortran/Make-lang.in (F95_HTMLFILES): New.
11189 (fortran.html): Use it.
11190 (fortran.install-html): New.
11191 * Makefile.in (install-html): Add lang.install-html.
11192 * java/Make-lang.in (JAVA_HTMLFILES): New.
11193 (java.html): Use it.
11194 (java.install-html): New.
11195 * objc/Make-lang.in (objc.install-html): New.
11196 * objcp/Make-lang.in (obj-c++.install-html): New.
11197 * cp/Make-lang.in (c++.install-html): New.
11198 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
11199 * lto/Make-lang.in (lto.install-html): New.
11201 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
11204 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
11206 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
11208 PR rtl-optimization/41862
11209 * store-motion.c (store_killed_in_insn, compute_store_table,
11210 remove_reachable_equiv_notes, replace_store_insn,
11211 build_store_vectors): Ignore all DEBUG_INSNs.
11213 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
11216 * common.opt: Add dumpdir.
11218 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
11220 (option_map): Add --dumpdir.
11222 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
11224 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
11226 * opts.c (decode_options): Try dump_dir_name first if
11227 dump_base_name isn't an absolute path.
11228 (common_handle_option): Handle OPT_dumpdir.
11230 * toplev.c (dump_dir_name): New.
11231 (print_switch_values): Also ignore -dumpdir.
11233 * toplev.h (dump_dir_name): New.
11235 2010-01-03 Richard Guenther <rguenther@suse.de>
11237 PR tree-optimization/42589
11238 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
11239 double-word expansion of bswap32.
11241 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
11243 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
11244 with BLOCK_FOR_INSN.
11245 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
11246 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
11247 noce_process_if_block): Likewise.
11248 * gcse.c (compute_local_properties, insert_expr_in_table,
11249 insert_set_in_table, canon_list_insert, find_avail_set,
11250 pre_insert_copy_insn): Likewise.
11252 * basic-block.h (BLOCK_NUM): Move from here...
11253 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
11255 2010-01-03 Richard Guenther <rguenther@suse.de>
11257 PR tree-optimization/42438
11258 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
11259 contains_may_not_return_call flag.
11260 (BB_MAY_NOTRETURN): New.
11261 (valid_in_sets): Trapping nary operations are not valid
11262 in blocks that may not return.
11263 (insert_into_preds_of_block): Remove check for trapping expressions.
11264 (compute_avail): Compute also BB_MAY_NOTRETURN.
11266 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
11268 * doc/invoke.texi: Add 2010 to copyright years.
11270 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
11272 * config/sparc/sparc.c: Fix formatting nits.
11274 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
11275 Alexander Monakov <amonakov@ispras.ru>
11277 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
11279 2010-01-02 Richard Guenther <rguenther@suse.de>
11281 PR middle-end/42577
11282 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
11283 (simplify_switch_using_ranges): Mark to be removed edges
11286 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11288 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
11290 * collect2.c (scan_libraries): Add missing argument in call to
11293 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
11296 * config/alpha/predicates.md (aligned_memory_operand): Return false
11298 (unaligned_memory_operand): Return true for CQImode.
11299 * config/alpha/alpha.c (get_aligned_mem): Assert that location
11300 doesn not cross aligned SImode word boundary.
11302 2010-01-02 Anatoly Sokolov <aesok@post.ru>
11304 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
11306 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
11307 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
11309 2010-01-02 Richard Guenther <rguenther@suse.de>
11312 * toplev.c (compile_file): Emit LTO marker properly. Change
11313 it to __gnu_lto_v1.
11314 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
11316 2010-01-01 Richard Guenther <rguenther@suse.de>
11319 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
11321 2010-01-01 Richard Guenther <rguenther@suse.de>
11324 * c-decl.c (grokdeclarator): For zero-size arrays force
11325 structural equality checks as layout_type does.
11327 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
11329 * builtins.c: Update copyright to 2010.
11331 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
11334 * lto-streamer-out.c (produce_asm): Revert the last change.
11335 (copy_function): Likewise.
11337 * lto-streamer.c (lto_get_section_name): Skip any leading
11340 2010-01-01 Richard Guenther <rguenther@suse.de>
11342 PR middle-end/42559
11343 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
11347 Copyright (C) 2010 Free Software Foundation, Inc.
11349 Copying and distribution of this file, with or without modification,
11350 are permitted in any medium without royalty provided the copyright
11351 notice and this notice are preserved.