1 2010-05-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3 * c-common.h (c_register_addr_space): Add prototype.
4 (ADDR_SPACE_KEYWORD): Remove.
5 * c-common.c (c_register_addr_space): New function.
6 (c_addr_space_name): Reimplement.
7 (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.
9 * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
10 (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.
12 * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
13 Remove TARGET_ADDR_SPACE_KEYWORDS.
15 2010-05-27 Joseph Myers <joseph@codesourcery.com>
18 * input.h (main_input_filename): Move declaration to toplev.h.
19 * toplev.c (input_location, line_table): Move to input.c
20 * toplev.h (main_input_filename): Move declaration from input.h.
21 * tree.c (expand_location): Move to input.c.
22 * Makefile.in (OBJS-common): Add input.o.
23 (input.o): Add dependencies.
25 2010-05-27 Richard Guenther <rguenther@suse.de>
27 * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
28 for non-existant files.
29 (fork_execute): Mark args_name file as deleted.
31 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
34 * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
35 (narrow_signed_type): Likewise.
37 2010-05-26 Jan Hubicka <jh@suse.cz>
39 * cgraphunit.c (verify_cgraph_node): Do checking that DECL match
40 edge only when checking is enabled; check using former_clone_of;
41 check inline clones too.
42 (cgraph_materialize_clone): Record former_clone_of pointer.
43 (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
44 combining redirections; dump args_to_skip bitmap
45 (cgraph_materialize_all_clones): Do no redirection here.
46 * ipa-inline.c (inline_transform): Do redirection here.
47 * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
50 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
52 * config/avr/avr-c.c: Do not include regs.h.
53 Include cpplib.h for cpp_define and tree.h for c-common.h.
54 * config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
55 * config/avr/t-avr: Fix dependencies for avr-c.o.
57 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
59 * explow.c (set_stack_check_libfunc): Adjust to accept name as a
60 string instead of SYMBOL_REF rtx.
61 * rtl.h (set_stack_check_libfunc): Move prototype from here...
62 * libfuncs.h: ...to here. Adjust for explow.c change.
64 2010-05-26 Joseph Myers <joseph@codesourcery.com>
66 * pretty-print.c: Don't include ggc.h.
67 (identifier_to_locale_alloc, identifier_to_locale_free): Define.
68 (identifier_to_locale): Use them for allocation.
69 * pretty-print.h (identifier_to_locale_alloc,
70 identifier_to_locale_free): Declare.
71 * toplev.c (alloc_for_identifier_to_locale): New.
72 (general_init): Set identifier_to_locale_alloc and
73 identifier_to_locale_free.
74 * Makefile.in (pretty-print.o): Update dependencies.
76 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
78 * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
79 pointer types if they have different alignment or mode.
81 2010-05-26 Anatoly Sokolov <aesok@post.ru>
83 * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
84 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
85 * config/sparc/sparc-protos.h (function_value): Remove declaration.
86 * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
87 sparc_function_value_regno_p): New functions.
88 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
89 TARGET_FUNCTION_VALUE_REGNO_P): Define.
90 (function_value): Rename to...
91 (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
92 argument to 'outgoing'.
93 (function_arg_record_value, function_arg_union_value,
94 function_arg_vector_value): Update comment.
96 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
98 * dwarf2out.c (struct dw_fde_struct): Reorder flags.
99 (fde_needed_for_eh_p): New predicate.
100 (output_call_frame_info): Use it throughout to decide whether FDEs
101 are needed for EH purpose.
102 (dwarf2out_begin_prologue): Reorder assignments.
104 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
106 * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
107 special case loop->header.
108 (is_predicated): New.
109 (if_convertible_loop_p): Call it.
111 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
113 * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
114 iterator in parameter. Do not generate code during the analysis.
115 (tree_if_convert_cond_stmt): Removed.
116 (tree_if_convert_stmt): Removed.
117 (predicate_bbs): New.
118 (if_convertible_loop_p): Call predicate_bbs.
119 (tree_if_conversion): Simplify the top-level logic as predicate_bbs
120 now contains all the analysis part.
122 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
124 * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
125 statements in the analysis part.
126 (tree_if_convert_stmt): Update comment.
127 (remove_conditions_and_labels): New.
128 (combine_blocks): Call remove_conditions_and_labels.
129 (tree_if_conversion): Update comment.
131 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
133 * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
134 than 2 predecessors or more than 2 successors.
136 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
138 * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
139 of loops in which the data dependence analysis fails.
141 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
143 * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
145 (tree_if_conversion): Same.
147 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
149 * tree-if-conv.c (tree_if_conversion): Do not return a bool.
151 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
153 * tree-if-conv.c: Update copyright years. Fix comments.
156 2010-05-26 Kai Tietz <kai.tietz@onevision.com>
158 * builtin-types.def (BT_INT128): New primitive type.
159 (BT_UINT128): Likewise.
160 * c-common.c (c_common_r): Add __int128 keyword.
161 (c_common_type_for_size): Handle __int128.
162 (c_common_type_for_mode): Likewise.
163 (c_common_signed_or_unsigned_type): Likewise.
164 (c_common_nodes_and_builtins): Add builtin type
165 if target supports 128-bit integer scalar.
166 * c-common.h (enum rid): Add RID_INT128.
167 * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
168 if target supports 128-bit integer scalar.
169 * c-decl.c (declspecs_add_type): Handle new keyword __int128.
170 (finish_declspecs): Likewise.
171 * c-parser.c (c_token_starts_typename): Handle RID_INT128.
172 (c_token_starts_declspecs): Likewise.
173 (c_parser_declspecs): Likewise.
174 (c_parser_attributes): Likewise.
175 (c_parser_objc_selector): Likewise.
176 * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
177 * c-tree.h (enum c_typespec_keyword): Add cts_int128.
178 * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
179 * tree.c (make_or_reuse_type): Likewise.
180 (make_unsigned_type): Likewise.
181 (build_common_tree_nodes_2): Likewise.
182 * tree.h (enum integer_type_kind): Add itk_int128 and
184 (int128_integer_type_node): New define.
185 (int128_unsigned_type_node): New define.
186 * doc/extend.texi: Add documentation about __int128 type.
188 2010-05-26 Richard Guenther <rguenther@suse.de>
190 * tree-ssa-sccvn.c (copy_nary): Adjust.
191 (copy_phis): Rename to ...
192 (copy_phi): ... this. Adjust.
193 (copy_references): Rename to ...
194 (copy_reference): ... this. Adjust.
195 (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
196 result into the valid table.
198 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
200 * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
201 insn-config.h, insn-codes.h, recog.h, and optabs.h.
203 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
205 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove.
207 2010-05-26 Richard Guenther <rguenther@suse.de>
209 * opts.c (common_handle_option): Handle OPT_Ofast.
211 2010-05-26 Joseph Myers <joseph@codesourcery.com>
213 * diagnostic.c: Don't include opts.h.
214 (permissive_error_option): Define.
215 (diagnostic_initialize): Take n_opts parameter. Allocate memory
216 for classify_diagnostic. Don't use memset for
217 classify_diagnostic. Initialize new and recently added fields.
218 (diagnostic_classify_diagnostic): Use context->n_opts instead of
220 (diagnostic_report_diagnostic): Pass context parameter to
221 diagnostic_report_warnings_p. Use option_enabled and option_name
223 (emit_diagnostic): Use permissive_error_option.
224 (permerror): Likewise.
225 * diagnostic.h: Don't include options.h.
226 (struct diagnostic_context): Add n_opts, opt_permissive,
227 inhibit_warnings, warn_system_headers, option_enabled and
228 option_name fields. Change classify_diagnostic to a pointer.
229 * opts-diagnostic.h: New file.
230 * opts.c: Include opts-diagnostic.h.
231 (common_handle_option): Set global_dc fields for -Wfatal-errors,
232 -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
233 (option_name): New function.
234 * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
235 (c_common_handle_option): Set global_dc->permissive for
237 * c-common.c (c_cpp_error): Save and restore
238 global_dc->warn_system_headers, not variable warn_system_headers.
239 * toplev.c: Include opts-diagnostic.h.
240 (general_init): Update call to diagnostic_initialize. Set
241 global_dc->show_column, global_dc->option_enabled and
242 global_dc->option_name.
243 (process_options): Don't set global_dc fields here.
244 * Makefile.in (DIAGNOSTIC_H): Remove options.h.
245 (diagnostic.o, opts.o, toplev.o): Update dependencies.
247 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
249 * config/picochip/picochip.md (movsi): Split a movsi from a
252 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
254 * ggc-zone.c: Update copyright year.
255 (poison_region): Mark memory for Valgrind as undefined before
256 memset () call and inaccessible afterwards.
257 (ggc_pch_total_size): Change type of i to int.
259 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
261 * ggc-common.c (ggc_free_overhead): Allow empty slot.
263 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
265 * ggc-common.c: Update copyright year.
266 (ggc_rlimit_bound): Remove prototype. Compile only if
267 !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
268 (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
269 && !ENABLE_GC_ALWAYS_COLLECT. Make static.
270 (ggc_min_heapsize_heuristic): Likewise.
272 2010-05-26 Richard Guenther <rguenther@suse.de>
274 PR rtl-optimization/44164
275 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
276 no-common access-path disambiguation.
277 (indirect_ref_may_alias_decl_p): Adjust.
278 (indirect_refs_may_alias_p): Likewise.
279 (refs_may_alias_p_1): Likewise.
281 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
283 * c-typeck.c: Do not include expr.h.
285 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
287 * rtl.h (decl_default_tls_model): Move prototype from here...
288 * output.h: ...to here.
289 * c-decl.c: Do not include rtl.h.
290 * c-pragma.c: Likewise.
291 * c-parser.c: Likewise.
292 * c-gimplify.c: Likewise. And also not hard-reg-set.
293 * c-common.c: Do not include rtl.h. Include tm_p.h and add a
294 FIXME note for it. Add a FIXME note for expr.h.
295 * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
296 ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
299 2010-05-26 Jakub Jelinek <jakub@redhat.com>
302 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
303 or total_size is larger than red zone size for non-V4 ABI, emit a
304 stack_tie resp. frame_tie insn before stack pointer restore.
305 * config/rs6000/rs6000.md (frame_tie): New insn.
307 2010-05-25 Eric Botcazou <ebotcazou@adacore.com>
309 * function.h (struct function): Add can_throw_non_call_exceptions bit.
310 * lto-streamer-in.c (input_function): Stream it in.
311 * lto-streamer-out.c (output_function): Stream it out.
312 * function.c (allocate_struct_function): Set it.
313 (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
314 for flag_non_call_exceptions.
315 * cfgbuild.c (control_flow_insn_p): Likewise.
316 (make_edges): Likewise.
317 * cfgexpand.c (expand_stack_alignment): Likewise.
318 * combine.c (distribute_notes): Likewise.
319 * cse.c (cse_extended_basic_block): Likewise.
320 * except.c (insn_could_throw_p): Likewise.
321 * gcse.c (simple_mem): Likewise.
322 * ipa-pure-const.c (check_call): Likewise.
323 (check_stmt ): Likewise.
324 * lower-subreg.c (lower-subreg.c): Likewise.
325 * optabs.c (emit_libcall_block): Likewise.
326 (prepare_cmp_insn): Likewise.
327 * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
328 * postreload.c (rest_of_handle_postreload): Likewise.
329 * reload1.c (reload_as_needed): Likewise.
330 (emit_input_reload_insns): Likewise.
331 (emit_output_reload_insns): Likewise.
332 (fixup_abnormal_edges): Likewise.
333 * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
334 * store-motion.c (find_moveable_store): Likewise.
335 * tree-eh.c (stmt_could_throw_p): Likewise.
336 (tree_could_throw_p): Likewise.
337 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
338 * config/arm/arm.c (arm_expand_prologue): Likewise.
339 (thumb1_expand_prologue): Likewise.
340 * config/rx/rx.md (cbranchsf4): Likewise.
342 * config/s390/s390.c (s390_emit_prologue): Likewise.
343 * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
344 (inline_forbidden_into_p): New predicate.
345 (expand_call_inline): Use it to forbid inlining.
346 (tree_can_inline_p): Likewise.
348 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
350 * config/i386/i386-c.c: Do not include rtl.h.
351 * config/i386/t-i386: Update dependencies.
353 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
355 * attribs.c: Do not include rtl.h.
356 * Makefile.in: Update dependencies.
358 2010-05-25 Anatoly Sokolov <aesok@post.ru>
360 * double-int.h (double_int_and): New.
361 * combine.c (try_combine): Clean up, use double_int_* and
362 immed_double_int_const functions.
364 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
366 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
367 stderr to /dev/null instead of grep -q.
368 * configure: Regenerate.
370 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
372 * Makefile.in (EXCEPT_H): Fix typo.
374 2010-05-25 Vladimir Makarov <vmakarov@redhat.com>
376 * ira-build.c (update_conflict_hard_reg_costs): New.
377 (ira_build): Call update_conflict_hard_reg_costs.
379 2010-05-25 Jakub Jelinek <jakub@redhat.com>
382 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
384 (intersect_loc_chains): Walk the s2var's loc_chain together
385 with s1node chain as long as the locations are equal, don't
386 call find_loc_in_1pdv in that case.
389 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
390 (copy_bind_expr): ... instead of here.
391 (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
392 if the block hasn't been remapped.
393 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
394 emitting concrete instance of abstract VLA, add DW_AT_type attribute.
396 2010-05-25 Richard Guenther <rguenther@suse.de>
399 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
400 out-of-bounds array accesses.
402 2010-05-25 Richard Guenther <rguenther@suse.de>
404 * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
405 (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
406 (run_gcc): Re-organize to make cleanup easier.
408 2010-05-25 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
410 * config/s390/s390.c (optimization_options): Fix and move the
411 flag_prefetch_loop_arrays override ...
412 (override_options): ... here.
414 2010-05-25 Joseph Myers <joseph@codesourcery.com>
416 * diagnostic.c: Don't include plugin.h.
417 (diagnostic_report_diagnostic): Don't handle plugins specially
418 here. Pass context to internal_error callback.
419 * diagnostic.h (struct diagnostic_context): Add context parameter
420 to internal_error callback.
421 * plugin.c (warn_if_plugins, plugins_internal_error_function): New.
422 * plugin.h (struct diagnostic_context): Declare.
423 (warn_if_plugins, plugins_internal_error_function): Declare.
424 * toplev.c (general_init): Set global_dc->internal_error.
425 * Makefile.in (diagnostic.o): Update dependencies.
427 2010-05-25 Iain Sandoe <iains@gcc.gnu.org>
429 * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
430 * config/rs6000/t-darwin64: New.
431 * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
434 2010-05-25 Christian Borntraeger <borntraeger@de.ibm.com>
437 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
438 match the original (and intended) behaviour before r159557. This
439 changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
442 2010-05-25 Richard Guenther <rguenther@suse.de>
444 * doc/invoke.texi: Document -Ofast.
445 * target.h (struct gcc_target): Add handle_ofast.
446 * target-def.h (TARGET_HANDLE_OFAST): Add.
447 (TARGET_INITIALIZER): Adjust.
448 * opts.c (decode_options): Handle -Ofast. Enable -ffast-math with it.
449 * common.opt (Ofast): Add.
451 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
453 * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
454 * doc/md.texi (cstoreXX4): Update for cond-optab changes.
456 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
459 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
460 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
461 false_rtx. Use false_rtx to compute the correct *ptest for reversed
462 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
464 2010-05-25 Jakub Jelinek <jakub@redhat.com>
466 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
467 DW_OP_minus with negated offset instead of DW_OP_plus.
468 (loc_list_from_tree): Don't test whether second operand is INTEGER_CST.
470 2010-05-25 Wei Guozhi <carrot@google.com>
472 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
473 tst instruction and a new alternative.
474 * config/arm/constraints.md (Pu): New constraint.
476 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
478 * function.c (assign_stack_local_1): Initialize variable
479 to avoid warning when bootstrapping at -O3.
481 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
483 * configure.ac (all_lang_makefiles): Remove everything related to it.
484 * configure: Regenerate.
485 * Makefile.in: Fix reference to ada Make-lang.in.
486 Remove support for LANG_MAKEFILES.
488 2010-05-24 Daniel Jacobowitz <dan@codesourcery.com>
489 Sandra Loosemore <sandra@codesourcery.com>
491 * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
492 * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
493 description. Add arm_neon_fp16_ok.
494 (Add Options): Add arm_neon and arm_neon_fp16.
496 2010-05-24 Joseph Myers <joseph@codesourcery.com>
498 * diagnostic.c: Don't include flags.h.
499 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
500 context parameters. Check flags in the context passed as a parameter.
501 (diagnostic_build_prefix): Add context parameter. Check
502 show_column flag in context.
503 (diagnostic_action_after_output): Check fatal_errors flag in context.
504 (diagnostic_report_current_module): Check show_column flag in context.
505 (default_diagnostic_starter): Update call to
506 diagnostic_build_prefix.
507 (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind.
508 (emit_diagnostic): Pass context to permissive_error_kind.
509 (permerror): Pass context to permissive_error_kind.
510 * diagnostic.h (struct diagnostic_context): Add show_column,
511 pedantic_errors, permissive and fatal_errors fields.
512 (diagnostic_build_prefix): Update prototype.
514 * toplev.c (process_options): Set flags in global_dc from
515 flag_show_column, flag_pedantic_errors, flag_permissive,
517 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
518 to diagnostic_build_prefix.
519 * Makefile.in (diagnostic.o): Update dependencies.
521 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
523 * config/i386/ia32intrin.h (__crc32q): Define only if
524 __SSE4_2__ is defined.
526 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
530 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
531 DECL_VISIBILITY_SPECIFIED.
532 (emutls_decl): Set DECL_PRESERVE_P and copy
533 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
534 (emutls_finalize_control_var): New callback.
535 (emutls_finish): Finalize emutls control variables.
536 * toplev.c (compile_file): Move the call to emutls_finish ()
537 before varpool_assemble_pending_decls ().
539 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
541 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
542 added to the preprocessor condition.
544 2010-05-24 Paul Brook <paul@codesourcery.com>
546 * gengtype-lex.l: Add HARD_REG_SET.
547 * expr.c (expand_expr_real_1): Record writes to hard registers.
548 * function.c (rtl_data): Add asm_clobbers.
549 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
550 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
551 Use crtl->asm_clobbers.
553 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
555 * doc/makefile.texi (Makefile): Mention stages 'profile'
556 and 'feedback' for profiledbootstrap.
558 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
561 * config/i386/i386.c (def_builtin): Properly check
562 OPTION_MASK_ISA_64BIT.
564 2010-05-23 Joseph Myers <joseph@codesourcery.com>
566 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
567 typedefs with different but compatible types. Allow duplicate
568 typedefs with the same type except for pedantic non-C1X, but give
569 warning for variably modified types.
570 * c-typeck.c (tagged_types_tu_compatible_p,
571 function_types_compatible_p, type_lists_compatible_p,
572 comptypes_internal): Add parameter different_types_p; set
573 *different_types_p for different but compatible types. All
575 (comptypes_check_different_types): New.
576 * c-tree.h (comptypes_check_different_types): Declare.
578 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
580 * regs.h: Do not include obstack.h, basic-block.h. Include machmode.h.
581 * jump.c: Include basic-block.h.
582 * profile.c: Likewise.
583 * tree-profile.c: Likewise.
584 * coverage.c: Likewise.
585 * basic-block.h (optimize_function_for_size_p): Move to function.h.
586 (optimize_function_for_speed_p): Likewise.
587 * function.h (optimize_function_for_size_p,
588 optimize_function_for_speed_p): Moved here from basic-block.h.
589 * Makefile.in: Update dependencies.
591 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
593 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
594 before calling make; allow override through $MAKE.
595 * doc/invoke.texi (Optimize Options): Document override.
597 2010-05-23 Anatoly Sokolov <aesok@post.ru>
599 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
600 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
601 (rs6000_mode_dependent_address_ptr): Make static.
602 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
603 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
606 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
609 * config/i386/i386.c: Make sure that the correct regparm is passed.
611 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
613 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
614 * sbitmap.c: ...to here to internalize sbitmap element access.
615 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
616 Explain why basic-block.h is included.
617 * function.h: Include tm.h for CUMULATIVE_ARGS.
618 * Makefile.in: Update dependencies.
620 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
622 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
624 * sbitmap.h (struct sbitmap_def): Do not typedef here.
625 * sbitmap.c: Include sbitmap.h.
626 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
627 hard-reg-set.h. Split everything related to regsets out from here...
628 * regset.h: ...to here. New file.
629 * df.h: Include regset.h and sbitmap.h.
630 * tree-flow.h: Likewise.
631 * cfgloop.h: Likewise.
632 * except.h: Do not include sbitmap.h. Include hashtab.h.
633 * cgraph.h: Include vec.h and function.h.
634 * reload.h (struct insn_chain): Change types of live_throughout
635 and dead_or_set from regset_head to bitmap_head.
636 (compute_use_by_pseudos): Be defined also if regset.h is not included.
637 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
638 spilled_regs from regset_head to bitmap_head to avoid dependency
640 * sel-sched-ir.h: Include regset.h.
641 * reload.c: Include df.h before reload.h.
642 * caller-save.c: Likewise.
643 * reload1.c: Likewise.
645 (mark_elimination): Update type of r to bitmap, consistent with
647 * dominance.c: Include bitmap.h.
648 * modulo-sched.c: Include df.h.
649 * cfganal.c: Include bitmap.h and sbitmap.h.
650 * cfgbuild.c: Include sbitmap.h.
651 * lcm.c: Include sbitmap.h.
652 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
653 * domwalk.c: Include sbitmap.h, exclude ggc.h.
654 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
655 * cselib.c: Include bitmap.h.
656 * tree-optimize.c: Include regset.h.
657 * stmt.c: Include bitmap.h.
658 * Makefile.in: Update dependencies.
660 2010-05-22 Jan Hubicka <jh@suse.cz>
662 * cgraph.h (struct varpool_node): Add same_comdat_group.
663 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
665 (output_varpool): Update call of lto_output_varpool_node.
666 (input_varpool): Read same_comdat_group pointer.
667 (input_varpool_1): Fixup same_comdat_group pointer.
668 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
669 group is needed, all are.
670 * varpool.c (varpool_remove_node): Remove node from same comdat group
672 (varpool_analyze_pending_decls): Walk same comdat groups.
674 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
676 * rtl.h (union rtunion_def): Remove rt_bit member.
677 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
678 * print-rtl (print_rtx): Do not print the member.
679 * gengtype.c (adjust_field_rtx_def): Do not handle it.
680 * gengenrtl.c (type_from_format): Likewise.
681 (accessor_from_format): Likewise.
683 2010-05-22 Joseph Myers <joseph@codesourcery.com>
685 * dbgcnt.c: Include toplev.h instead of errors.h.
686 * ira-emit.c: Don't include errors.h.
687 * ira.c: Include toplev.h instead of errors.h.
688 * lto-compress.c: Include toplev.h instead of errors.h.
689 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
690 ira.o, dbgcnt.o): Update dependencies.
692 2010-05-22 Richard Guenther <rguenther@suse.de>
694 * gimple.c (gimple_types_compatible_p): Check type qualifications
695 before merging pointer to complete and pointer to incomplete type.
696 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
697 we use our own resolution algorithm. The gold linker plugin
698 doesn't do the job we want it to do here.
700 2010-05-22 Anatoly Sokolov <aesok@post.ru>
702 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
703 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
704 (sparc_mode_dependent_address_p): New function.
706 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
708 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
710 * timevar.c: Do not include any core headers.
711 (timevar_print): De-i18n-ize.
712 (print_time): Likewise.
713 * timevar.h (timevar_push, timevar_pop): Make inline functions.
715 2010-05-21 Joseph Myers <joseph@codesourcery.com>
717 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
719 (diagnostic_initialize): Initialize x_data not last_function.
720 (diagnostic_report_current_function): Move to tree-diagnostic.c.
721 (default_diagnostic_starter): Call
722 diagnostic_report_current_module not
723 diagnostic_report_current_function.
724 (diagnostic_report_diagnostic): Initialize x_data not
726 (verbatim): Likewise.
727 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
729 (struct diagnostic_context): Change last_function to x_data.
730 (diagnostic_auxiliary_data): Replace with
731 diagnostic_context_auxiliary_data and
732 diagnostic_info_auxiliary_data.
733 (diagnostic_last_function_changed, diagnostic_set_last_function,
734 diagnostic_report_current_function): Move to tree-diagnostic.h.
735 (print_declaration, dump_generic_node, print_generic_stmt,
736 print_generic_stmt_indented, print_generic_expr,
737 print_generic_decl, debug_c_tree, dump_omp_clauses,
738 print_call_name, debug_generic_expr, debug_generic_stmt,
739 debug_tree_chain, default_tree_printer): Move to
741 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
742 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
743 gimple-pretty-print.h.
744 * pretty-print.c: Don't include tree.h
745 (pp_base_format): Don't handle %K here.
746 (pp_base_tree_identifier): Move to tree-pretty-print.c.
747 * pretty-print.h (text_info): Change abstract_origin to x_data.
748 (pp_tree_identifier, pp_unsupported_tree,
749 pp_base_tree_identifier): Move to tree-pretty-print.h.
750 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
751 tree-pretty-print.h: New files.
752 * tree-pretty-print.c: Include tree-pretty-print.h.
753 (percent_K_format): New. Moved from pretty-print.c.
754 (pp_base_tree_identifier): Move from pretty-print.c.
755 * c-objc-common.c: Include tree-pretty-print.h.
756 (c_tree_printer): Handle %K here.
757 * langhooks.c: Include tree-diagnostic.h.
758 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
759 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
760 (default_tree_printer): Handle %K using percent_K_format.
761 (general_init): Use default_tree_diagnostic_starter.
762 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
763 (free_lang_data): Use default_tree_diagnostic_starter.
764 * c-pretty-print.c: Include tree-pretty-print.h.
765 * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h.
766 * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h.
767 * dwarf2out.c: Include tree-pretty-print.h.
768 * except.c: Include tree-pretty-print.h.
769 * gimple-pretty-print.c: Include tree-pretty-print.h and
770 gimple-pretty-print.h.
771 * gimplify.c: Include tree-pretty-print.h.
772 * graphite-poly.c: Include tree-pretty-print.h and
773 gimple-pretty-print.h.
774 * ipa-cp.c: Include tree-pretty-print.h.
775 * ipa-inline.c: Include gimple-pretty-print.h.
776 * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h.
777 * ipa-pure-const.c: Include gimple-pretty-print.h.
778 * ipa-struct-reorg.c: Include tree-pretty-print.h and
779 gimple-pretty-print.h.
780 * ipa-type-escape.c: Include tree-pretty-print.h.
781 * print-rtl.c: Include tree-pretty-print.h.
782 * print-tree.c: Include gimple-pretty-print.h.
783 * sese.c: Include tree-pretty-print.h.
784 * tree-affine.c: Include tree-pretty-print.h.
785 * tree-browser.c: Include tree-pretty-print.h.
786 * tree-call-cdce.c: Include gimple-pretty-print.h.
787 * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h.
788 * tree-chrec.c: Include tree-pretty-print.h.
789 * tree-data-ref.c: Include tree-pretty-print.h and
790 gimple-pretty-print.h.
791 * tree-dfa.c: Include tree-pretty-print.h.
792 * tree-if-conv.c: Include tree-pretty-print.h and
793 gimple-pretty-print.h.
794 * tree-inline.c: Include tree-pretty-print.h.
795 * tree-into-ssa.c: Include tree-pretty-print.h and
796 gimple-pretty-print.h.
797 * tree-nrv.c: Include tree-pretty-print.h.
798 * tree-object-size.c: Include tree-pretty-print.h and
799 gimple-pretty-print.h.
800 * tree-outof-ssa.c: Include tree-pretty-print.h and
801 gimple-pretty-print.h.
802 * tree-parloops.c: Include tree-pretty-print.h and
803 gimple-pretty-print.h.
804 * tree-predcom.c: Include tree-pretty-print.h and
805 gimple-pretty-print.h.
806 * tree-scalar-evolution.c: Include tree-pretty-print.h and
807 gimple-pretty-print.h.
808 * tree-sra.c: Include tree-pretty-print.h.
809 * tree-ssa-address.c: Include tree-pretty-print.h.
810 * tree-ssa-alias.c: Include tree-pretty-print.h.
811 * tree-ssa-ccp.c: Include tree-pretty-print.h and
812 gimple-pretty-print.h.
813 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
814 * tree-ssa-copy.c: Include tree-pretty-print.h and
815 gimple-pretty-print.h.
816 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
817 * tree-ssa-dce.c: Include tree-pretty-print.h and
818 gimple-pretty-print.h.
819 * tree-ssa-dom.c: Include tree-pretty-print.h and
820 gimple-pretty-print.h.
821 * tree-ssa-dse.c: Include gimple-pretty-print.h.
822 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
823 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
824 * tree-ssa-live.c: Include tree-pretty-print.h and
825 gimple-pretty-print.h.
826 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
827 gimple-pretty-print.h.
828 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
829 gimple-pretty-print.h.
830 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
831 gimple-pretty-print.h.
832 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
833 gimple-pretty-print.h.
834 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
835 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
836 * tree-ssa-operands.c: Include tree-pretty-print.h and
837 gimple-pretty-print.h.
838 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
839 gimple-pretty-print.h.
840 * tree-ssa-pre.c: Include tree-pretty-print.h and
841 gimple-pretty-print.h.
842 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
843 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
844 gimple-pretty-print.h.
845 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
846 gimple-pretty-print.h.
847 * tree-ssa-sink.c: Include gimple-pretty-print.h.
848 * tree-ssa-ter.c: Include tree-pretty-print.h and
849 gimple-pretty-print.h.
850 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
851 * tree-ssa.c: Include tree-pretty-print.h and
852 gimple-pretty-print.h.
853 * tree-stdarg.c: Include gimple-pretty-print.h.
854 * tree-switch-conversion.c: Include gimple-pretty-print.h.
855 * tree-tailcall.c: Include tree-pretty-print.h and
856 gimple-pretty-print.h.
857 * tree-vect-data-refs.c: Include tree-pretty-print.h and
858 gimple-pretty-print.h.
859 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
860 gimple-pretty-print.h.
861 * tree-vect-loop.c: Include tree-pretty-print.h and
862 gimple-pretty-print.h.
863 * tree-vect-patterns.c: Include gimple-pretty-print.h.
864 * tree-vect-slp.c: Include tree-pretty-print.h and
865 gimple-pretty-print.h.
866 * tree-vect-stmts.c: Include tree-pretty-print.h and
867 gimple-pretty-print.h.
868 * tree-vectorizer.c: Include tree-pretty-print.h.
869 * tree-vrp.c: Include tree-pretty-print.h and
870 gimple-pretty-print.h.
871 * value-prof.c: Include tree-pretty-print.h and
872 gimple-pretty-print.h.
873 * var-tracking.c: Include tree-pretty-print.h.
874 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
875 (tree-diagnostic.o): New dependencies.
876 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
877 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
878 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
879 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
880 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
881 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
882 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
883 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
884 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
885 tree-ssa-address.o, tree-ssa-loop-niter.o,
886 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
887 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
888 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
889 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
890 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
891 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
892 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
893 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
894 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
895 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
896 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
897 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
898 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
899 tree-switch-conversion.o, var-tracking.o, value-prof.o,
900 cfgexpand.o, pretty-print.o): Update dependencies.
902 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
904 * tree-ssa-structalias.c: Remove tm_p.h from include.
906 2010-05-21 Jeff Law <law@redhat.com>
908 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
910 2010-05-21 Jason Merrill <jason@redhat.com>
912 * tree-eh.c (cleanup_is_dead_in): New.
913 (lower_try_finally): Don't generate a dead cleanup region.
914 (lower_cleanup): Likewise.
916 2010-05-21 Jakub Jelinek <jakub@redhat.com>
919 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
920 unchain each use from the cyclic next_regno_use chain first.
922 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
924 * real: Do not include gmp.h, mpfr.h, and mpc.h.
925 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
926 (real_value_negate, real_value_abs): New prototypes.
927 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
928 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
929 new include file for interface between MPFR and REAL_VALUE_TYPE.
930 * real.c: Include realmpfr.h.
931 (real_arithmetic2): Remove legacy function.
932 (real_value_negate): New.
933 (real_value_abs): New.
934 (mfpr_from_real, real_from_mpfr): Move from here...
935 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
936 * builtins.c: Include realmpfr.h.
937 * fold-const.c: Include realmpfr.h.
938 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
939 (fold_negate_const): Likewise.
940 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
941 * toplev.c: Include realmpfr.h.
942 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
943 and real_value_negate.
944 * fixed-value.c (check_real_for_fixed_mode): Likewise.
945 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
946 (vfp3_const_double_index): Likewise.
947 (arm_print_operand): Likewise.
948 * Makefile.in: Update dependencies.
950 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
952 * config/s390/s390.c (override_options): Increase the default
953 of max-completely-peel-times.
955 2010-05-21 Julian Brown <julian@codesourcery.com>
956 Mark Mitchell <mark@codesourcery.com>
958 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
959 sibling calls for Thumb-1.
960 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
961 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
963 (*call_insn, *call_value_insn): Don't use for Thumb-2.
964 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
966 (return): New expander.
967 (*arm_return): New name for ARM return insn.
968 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
970 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
972 * config.gcc (sparc64-*-rtems*): New target.
974 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
976 * tree.c (build_function_decl_skip_args): Fix grammar.
977 (build_function_type_list_1): Fix typos, adjust formatting.
979 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
981 * tree.h: Include real.h and fixed-value.h as basic datatypes.
982 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
983 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
984 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
985 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
986 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
987 tree-pretty-print.c, tree-loop-distribution.c,
988 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
989 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
990 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
991 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
992 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
993 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
994 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
995 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
996 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
997 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
998 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
999 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
1000 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
1001 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
1002 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
1003 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
1004 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
1005 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
1006 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
1007 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
1008 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
1009 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
1010 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
1011 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
1012 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
1013 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
1014 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
1015 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
1016 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
1017 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
1018 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
1019 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
1020 config/score/score7.c, config/score/score.c, config/arm/arm.c,
1021 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
1022 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
1023 config/bfin/bfin.c: Clean up redundant includes.
1024 * Makefile.in: Update accordingly.
1026 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
1029 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
1030 statement has no arguments.
1032 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
1035 * varasm.c (emutls_decl): Merge attributes to new decl.
1037 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
1040 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
1041 around the uniquized constructor if its type requires a conversion.
1043 2010-05-21 Jakub Jelinek <jakub@redhat.com>
1046 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
1047 at -O0 goto_locus of any of the incoming edges differs from
1048 goto_locus of outgoing edge, or gimple_location of any of the
1051 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
1053 * ira.c (ira_non_ordered_class_hard_regs): Define.
1054 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
1055 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
1056 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
1057 cost of unaligned hard regs when allocating multi-reg pseudos.
1059 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
1061 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
1062 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
1063 for TARGET_NO_FLOAT.
1064 * config/mips/mips.c (mips_file_start): Expand conditional expression
1065 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
1066 (mips_override_options): Move -mno-float override -msoft-float and
1068 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
1069 Condition(TARGET_SUPPORTS_NO_FLOAT).
1070 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
1071 __mips_no_float here.
1072 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
1073 (TARGET_SUPPORTS_NO_FLOAT): Define.
1074 * config/mips/sdemtk.opt: Delete.
1076 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1078 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.
1080 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
1083 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
1084 * configure: Regenerate.
1085 * config.in: Regenerate.
1086 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
1087 instead of sahf only for 64bit targets.
1089 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1092 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
1093 setup_ref_regs for DEBUG_INSNs.
1095 2010-05-20 Jan Hubicka <jh@suse.cz>
1098 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
1100 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1103 * df-scan.c (df_ref_compare): Stabilize sort.
1105 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1107 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
1108 argument. Don't use DW_OP_piece if offset is non-zero,
1109 put offset into second DW_OP_bit_piece argument.
1110 (dw_sra_loc_expr): Adjust callers. For memory expressions
1113 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
1116 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
1117 settings for 16-bit-constant "addo" alternative.
1119 2010-05-19 James E. Wilson <wilson@codesourcery.com>
1121 * config/mips/mips-dsp.md (add<DSPV:mode>3,
1122 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
1125 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
1126 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
1129 2010-05-19 Joseph Myers <joseph@codesourcery.com>
1131 * diagnostic.c (FLOAT, FFS): Don't undefine.
1132 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
1133 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
1136 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
1138 * combine.c (propagate_for_debug): Call make_compound_operation
1139 on the source value.
1140 (try_combine): When implementing a split chosen by find_split_point,
1141 either copy i2src or set it to null. Assert that i2src is not null
1142 before substituting into CALL_INSN_FUNCTION_USAGE.
1144 2010-05-19 Anatoly Sokolov <aesok@post.ru>
1146 * double-int.h (double_int_ior): New function.
1147 * tree.h (build_int_cst_wide_type): Remove.
1148 * tree.c (build_int_cst_wide_type): Remove.
1149 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
1150 of build_int_cst_wide_type.
1151 * stor-layout.c (set_sizetype): (Ditto.).
1152 * dojump.c (do_jump): Use build_int_cstu instead of
1153 build_int_cst_wide_type.
1155 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
1157 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
1158 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
1159 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
1160 * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
1161 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
1162 propagate the 'data' argument to copy_tree_r.
1163 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
1164 Propagate 'data' argument to walk_tree.
1165 (copy_if_shared): New function.
1166 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
1167 (unmark_visited): New function.
1168 (unshare_body): Call copy_if_shared instead of doing it manually.
1169 (unvisit_body): Call unmark_visited instead of doing it manually.
1171 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
1173 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
1174 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
1175 * hooks.c: Likewise.
1176 * target-def.h (TARGET_FOLD_BUILTIN): Define to
1177 hook_tree_tree_int_treep_bool_null.
1178 * target.h (struct gcc_target): Update signature of fold_builtin
1180 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
1181 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
1182 instead of the call expression.
1183 (fold_builtin_call_array): Pass n and argarray directly.
1184 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
1186 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
1187 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
1188 `i' and use it in place of `arity'.
1189 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
1190 Dereference `args' directly.
1191 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
1193 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1195 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1197 (Directives): Document optional dg-require-effective-target
1200 2010-05-19 Richard Guenther <rguenther@suse.de>
1203 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
1205 2010-05-19 Richard Guenther <rguenther@suse.de>
1207 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
1208 * common.opt (fwhopr=): New.
1209 * opts.c (common_handle_option): Handle OPT_fwhopr.
1210 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
1211 * collect2.c (main): Match -fwhopr*.
1212 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
1213 Execute ltrans stage in parallel when jobs is bigger than 1.
1215 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1217 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
1218 pentiumpro on Solaris 8/x86 with Sun as.
1219 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
1221 (gcc_cv_as_ix86_quad): Check for .quad directive.
1222 * configure: Regenerate.
1223 * config.in: Regenerate.
1224 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
1226 2010-05-19 Martin Jambor <mjambor@suse.cz>
1228 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
1229 also for indirect edges. Actual printing moved...
1230 (ipa_print_node_jump_functions_for_edge): ...here.
1231 (ipa_compute_jump_functions): Renamed to
1232 ipa_compute_jump_functions_for_edge and made static.
1233 (ipa_compute_jump_functions): New function.
1234 (make_edge_direct_to_target): Check if the number of arguments on
1235 the newly direct edge is the same as the number of parametrs of
1237 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
1238 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
1239 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1240 analysis functions unconditionally, call the new
1241 ipa_analyze_params_uses on the node instead of every edge.
1243 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
1245 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
1247 (dump_mem_ref): Adopt debug code to handle a tree as step. This
1248 also checks for a constant int vs. non-constant but
1249 loop-invariant steps.
1250 (find_or_create_group): Change the sort algorithm to only consider
1251 steps that are constant ints.
1252 (idx_analyze_ref): Adopt code to handle a tree instead of a
1253 HOST_WIDE_INT for step.
1254 (gather_memory_references_ref): Handle tree instead of int and be
1255 prepared to see a NULL_TREE.
1256 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
1257 prefetches if the step cannot be calculated at compile time.
1258 (issue_prefetch_ref): Issue prefetches for non-constant but
1259 loop-invariant steps.
1261 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1264 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1266 * tree.h (build_call_list): Remove.
1267 * tree.c (build_call_list): Remove.
1269 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1271 * tree.h (build_call_list): Remove.
1272 * tree.c (build_call_list): Remove.
1274 2010-05-18 Jan Hubicka <jh@suse.cz>
1276 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
1278 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
1280 PR rtl-optimization/43332
1281 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
1283 2010-05-18 Anatoly Sokolov <aesok@post.ru>
1285 * tree.h (build_int_cstu): Implement as static inline.
1286 * tree.c (build_int_cstu): Remove function.
1287 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
1290 2010-05-18 Richard Guenther <rguenther@suse.de>
1293 * lto-wrapper.c (verbose): New variable. Initialize from -v.
1294 (debug): Initialize from -save-temps.
1295 (collect_execute): Print command-line when verbose.
1296 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
1297 for ltrans invocation. Produce -dumpbase flag again.
1298 (process_args): Remove.
1300 * collect2.c (maybe_run_lto_and_relink): Only pass object
1301 files to lto-wrapper.
1302 * gcc.c (LINK_COMMAND_SPEC): Likewise.
1304 2010-05-18 Jan Hubicka <jh@suse.cz>
1306 * opts.c (decode_options): Do not disable whopr at ipa_cp.
1307 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
1309 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
1312 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
1314 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
1317 2010-05-18 Jakub Jelinek <jakub@redhat.com>
1320 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
1323 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
1325 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
1326 lto-macho as lto_binary_reader.
1328 * darwin.c (darwin_asm_named_section): Do not add assembler comment
1329 after .section directive; just print it before the directive instead.
1331 2010-05-17 Jan Hubicka <jh@suse.cz>
1333 * cgraph.c (cgraph_create_virtual_clone): Only check
1334 versionable_function_p when not in wpa and checking is enabled.
1335 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
1336 there are no more functions to materialize.
1338 2010-05-17 Jan Hubicka <jh@suse.cz>
1340 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
1341 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
1343 (output_cgraph): Call output_cgraph_opt_summary.
1344 (input_cgrpah): Call input_cgraph_opt_summary.
1345 (output_cgraph_opt_summary_p, output_node_opt_summary,
1346 input_node_opt_summary, input_cgraph_opt_section): New functions.
1347 * lto-section-in.c (lto_section_name): Add cgraphopt.
1348 * tree-inline.c (tree_function_versioning): Handle parm_num.
1349 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
1350 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
1352 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
1354 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
1355 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
1356 the insn to prefetch ratio heuristic to loops with known trip count.
1358 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
1360 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
1361 (schedule_prefetches): Do not generate a prefetch if the unroll factor
1362 is far from what is required by the prefetch.
1364 2010-05-17 Jan Hubicka <jh@suse.cz>
1366 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
1367 (ipcp_estimate_growth): Likewise.
1368 (ipcp_const_param_count): Likewise.
1369 (ipcp_insert_stage): Likewise.
1370 * ipa-prop.c (visit_load_for_mod_analysis): New function.
1371 (visit_store_addr_for_mod_analysis): Set used flag.
1372 (ipa_detect_param_modifications): Set used flag for SSE params;
1373 update use of walk_stmt_load_store_addr_ops.
1374 (ipa_print_node_params): Print used flag.
1375 (ipa_write_node_info): Stream used flag.
1376 (ipa_read_node_info): Likewise.
1377 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
1378 (ipa_is_param_used): New function.
1379 (lto_ipa_fixup_call_notes): Remove unused declaration.
1381 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1384 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
1385 * configure: Regenerate.
1386 * config.in: Regenerate.
1387 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
1388 !HAVE_AS_IX86_REP_LOCK_PREFIX.
1389 Don't emit whitespace.
1390 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
1391 (*rep_movsi): Likewise.
1392 (*rep_movsi_rex64): Likewise.
1393 (*rep_movqi): Likewise.
1394 (*rep_movqi_rex64): Likewise.
1395 (*rep_stosdi_rex64): Likewise.
1396 (*rep_stossi): Likewise.
1397 (*rep_stossi_rex64): Likewise.
1398 (*rep_stosqi): Likewise.
1399 (*rep_stosqi_rex64): Likewise.
1400 (*cmpstrnqi_nz_1): Use {%;} after repz.
1401 (*cmpstrnqi_nz_rex_1): Likewise.
1402 (*cmpstrnqi_1): Likewise.
1403 (*cmpstrnqi_rex_1): Likewise.
1404 (*strlenqi_1): Use {%;} after repnz.
1405 (*strlenqi_rex_1): Likewise.
1406 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
1407 (*sync_compare_and_swap<mode>): Likewise.
1408 (sync_double_compare_and_swap<mode>): Likewise.
1409 (*sync_double_compare_and_swapdi_pic): Likewise.
1410 (sync_old_add<mode>): Likewise.
1411 (sync_add<mode>): Likewise.
1412 (sync_sub<mode>): Likewise.
1413 (sync_<code><mode>): Likewise.
1415 2010-05-17 Martin Jambor <mjambor@suse.cz>
1417 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
1418 otr_token and polymorphic.
1419 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
1420 (cgraph_clone_edge): Copy the above fields.
1421 * tree.c (get_binfo_at_offset): New function.
1422 * tree.h (get_binfo_at_offset): Declare.
1423 * ipa-prop.h (enum jump_func_type): Added known_type jump function
1424 type, reordered items, updated comments.
1425 (union jump_func_value): Added base_type field, reordered fields.
1426 (enum ipa_lattice_type): Moved down in the file.
1427 (struct ipa_param_descriptor): New field polymorphic.
1428 (ipa_is_param_polymorphic): New function.
1429 * ipa-prop.c: Include gimple.h and gimple-fold.h.
1430 (ipa_print_node_jump_functions): Print known type jump functions.
1431 (compute_complex_pass_through): Renamed to...
1432 (compute_complex_assign_jump_func): this.
1433 (compute_complex_ancestor_jump_func): New function.
1434 (compute_known_type_jump_func): Likewise.
1435 (compute_scalar_jump_functions): Create known type and complex ancestor
1437 (ipa_note_param_call): New parameter polymorphic, set the corresponding
1438 flag in the call note accordingly.
1439 (ipa_analyze_call_uses): Renamed to...
1440 (ipa_analyze_indirect_call_uses): this. New parameter target, define
1441 variable var only in the block where it is used.
1442 (ipa_analyze_virtual_call_uses): New function.
1443 (ipa_analyze_call_uses): Likewise.
1444 (combine_known_type_and_ancestor_jfs): Likewise.
1445 (update_jump_functions_after_inlining): Implemented handling of a
1446 number of new jump function types combination.
1447 (print_edge_addition_message): Removed.
1448 (make_edge_direct_to_target): New function.
1449 (try_make_edge_direct_simple_call): Likewise.
1450 (try_make_edge_direct_virtual_call): Likewise.
1451 (update_call_notes_after_inlining): Renamed to...
1452 (update_indirect_edges_after_inlining): this. Moved edge creation for
1453 indirect calls to try_make_edge_direct_simple_call, also calls
1454 try_make_edge_direct_virtual_call for virtual calls.
1455 (ipa_print_node_params): Changed the header message.
1456 (ipa_write_jump_function): Stream also known type jump functions.
1457 (ipa_read_jump_function): Likewise.
1458 (ipa_write_indirect_edge_info): Stream new fields in
1459 cgraph_indirect_call_info.
1460 (ipa_read_indirect_edge_info): Likewise.
1461 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
1464 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1466 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
1468 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
1470 * tree.h (CALL_EXPR_ARGS): Delete.
1471 (call_expr_arglist): Delete.
1472 * tree.c (call_expr_arglist): Delete.
1473 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
1474 targetm.fold_builtin.
1475 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
1476 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
1477 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
1478 arglist parameter. Use CALL_EXPR_ARG.
1479 (picochip_expand_builtin_3op): Likewise.
1480 (picochip_expand_builtin_2opvoid): Likewise.
1481 (picochip_expand_array_get): Likewise.
1482 (picochip_expand_array_put): Likewise.
1483 (picochip_expand_array_testport): Likewise.
1484 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
1485 rather than arglist.
1486 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
1488 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
1489 than TREE_VALUE and TREE_CHAIN.
1490 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
1491 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
1494 2010-05-17 Jakub Jelinek <jakub@redhat.com>
1497 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
1498 to have no fallthru edge.
1501 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
1502 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
1503 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
1504 add BARRIER after previous bb if needed.
1506 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
1508 * tree.c (build_function_type_list_1): Remove bogus assert condition.
1510 2010-05-17 Alan Modra <amodra@gmail.com>
1512 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
1513 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
1514 with copy_reg rtx param.
1515 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
1516 Correct cases where code for ABI_V4 did not initialise the reg
1517 used to access frame. Also leave frame_reg_rtx as sp for large
1518 frames that save no regs.
1520 2010-05-17 Martin Jambor <mjambor@suse.cz>
1523 * tree-sra.c (create_access_replacement): New parameter rename, mark
1524 the replaement for renaming only when it is true.
1525 (get_access_replacement): Pass true in the rename parameter of
1526 create_access_replacement.
1527 (get_unrenamed_access_replacement): New function.
1528 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
1529 replacement declaration from it.
1531 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
1533 * function.c (try_fit_stack_local, add_frame_space): New static
1535 (assign_stack_local_1): Use them. Look for opportunities to use
1536 space previously wasted on alignment.
1537 * function.h (struct frame_space): New.
1538 (struct rtl_data): Add FRAME_SPACE_LIST member.
1539 * reload1.c (something_was_spilled): New static variable.
1540 (alter_reg): Set it.
1541 (reload): Test it in addition to testing if the frame size changed.
1543 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
1545 * config/s390/s390.c: Define sane prefetch settings and activate
1546 flag_prefetch_loop_arrays on -O3.
1547 * config/s390/s390.h: Declare that read can use write prefetch.
1549 2010-05-17 Jakub Jelinek <jakub@redhat.com>
1551 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
1554 2010-05-16 Jan Hubicka <jh@suse.cz>
1556 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
1557 function body; do not check stdarg field of struct function.
1559 2010-05-16 Jan Hubicka <jh@suse.cz>
1561 * cgraph.c (dump_cgraph_node): Dump versionable flag.
1562 * cgraph.h (cgraph_local_info): Add versionable flag.
1563 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
1564 (ipcp_versionable_function_p): Use it.
1565 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
1568 2010-05-16 Jan Hubicka <jh@suse.cz>
1570 * cgraph.c (cgraph_clone_node): Take decl argument and insert
1571 clone into hash when it is different from orig.
1572 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
1573 * cgraph.h (cgraph_clone_node): Update prototype.
1574 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
1575 (lto_cgraph_encoder_delete): Delete body map.
1576 (lto_cgraph_encoder_size): Move to header.
1577 (lto_cgraph_encoder_encode_body_p,
1578 lto_set_cgraph_encoder_encode_body): New.
1579 (lto_output_node): Do not take written_decls argument; output clone_of
1581 (add_node_to): Add include_body_argument; call
1582 lto_set_cgraph_encoder_encode_body on master of the clone.
1583 (add_references): Update use of add_node_to.
1584 (compute_ltrans_boundary): Likewise.
1585 (output_cgraph): Do not create written_decls bitmap.
1586 (input_node): Take nodes argument; stream in clone_of correctly.
1587 (input_cgraph_1): Update use of input_node.
1588 * lto-streamer-out.c (lto_output): Use encoder info to decide
1589 what bodies to output.
1590 * ipa-inline.c (cgraph_clone_inlined_nodes,
1591 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
1592 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
1593 (lto_cgraph_encoder_size): Define here.
1594 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
1597 2010-05-16 Richard Guenther <rguenther@suse.de>
1599 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
1601 * ipa-type-escape.c (gate_type_escape_vars): Run when
1602 -fipa-struct-reorg runs.
1603 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
1604 * common.opt (fipa-type-escape): Remove.
1606 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1608 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
1609 (decode_options): Likewise.
1610 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
1612 2010-05-16 Jan Hubicka <jh@suse.cz>
1614 * ipa.c (function_and_variable_visibility): Also bring local all
1617 2010-05-16 Richard Guenther <rguenther@suse.de>
1619 * alias.c (nonoverlapping_memrefs_p): Remove use of
1620 IPA type-escape information.
1622 2010-05-16 Joseph Myers <joseph@codesourcery.com>
1624 * c-common.c (c_common_reswords): Add _Static_assert for C.
1625 * c-parser.c (c_token_starts_declaration,
1626 c_parser_next_token_starts_declaration,
1627 c_parser_static_assert_declaration_no_semi,
1628 c_parser_static_assert_declaration): New.
1629 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
1630 Handle static assertions if static_assert_ok.
1631 (c_parser_external_declaration, c_parser_declaration_or_fndef,
1632 c_parser_compound_statement_nostart, c_parser_label,
1633 c_parser_for_statement, c_parser_objc_methodprotolist,
1634 c_parser_omp_for_loop): All callers of
1635 c_parser_declaration_or_fndef changed.
1636 (c_parser_struct_declaration): Handle static assertions.
1637 (c_parser_compound_statement_nostart): Use
1638 c_parser_next_token_starts_declaration and
1639 c_token_starts_declaration to detect start of declarations.
1640 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
1643 2010-05-16 Anatoly Sokolov <aesok@post.ru>
1645 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1646 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1647 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1648 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1649 (mmix_function_outgoing_value): Rename to...
1650 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
1651 (mmix_function_value_regno_p): Make static.
1652 (mmix_libcall_value): New function.
1653 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
1654 mmix_function_value_regno_p): Remove declaration.
1656 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1658 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
1659 BUILT_IN_ALLOCA if stack checking is enabled.
1661 2010-05-16 Richard Guenther <rguenther@suse.de>
1663 * var-tracking.c (vars_copy_1): Inline ...
1664 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
1665 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
1666 (variable_merge_over_cur): Adjust. Merge asserts.
1667 (variable_merge_over_src): Likewise.
1668 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
1669 (variable_post_merge_new_vals): Merge asserts.
1670 (variable_post_merge_perm_vals): Likewise.
1671 (find_mem_expr_in_1pdv): Likewise.
1672 (dataflow_set_different_value): Remove.
1673 (onepart_variable_different_p): Merge asserts.
1674 (variable_different_p): Likewise.
1675 (dataflow_set_different_1): Inline ...
1676 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
1677 (emit_notes_for_differences_1): Merge asserts.
1679 2010-05-16 Richard Guenther <rguenther@suse.de>
1681 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
1682 * optabs.c (libfunc_decl_hash): Likewise.
1683 * varasm.c (emutls_decl): Likewise.
1685 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
1687 * c-decl.c: Don't include gimple.h.
1688 (merge_decls): Do not copy gimple_body.
1690 2010-05-15 Jason Merrill <jason@redhat.com>
1692 * c.opt: Add -fnothrow-opt.
1694 2010-05-15 Jan Hubicka <jh@suse.cz>
1696 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
1698 * passes.c (ipa_write_summaries): Write all analyzed nodes.
1700 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
1702 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
1703 * Makefile.in: Add it.
1704 Fix all other Makefile dependencies for changes below.
1705 * tree.h: Include it instead of defining VEC primitives here.
1706 * gimple.h: Likewise.
1708 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
1709 * except.h: Include vecir.h, break dependence on tree.h.
1711 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
1713 * tree-iterator.c: ...to here.
1714 * tree-iterator.h: Fix file introduction comment. Add extern markers.
1716 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
1718 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
1719 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
1720 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
1721 tree-mudflap.h, and target.h.
1722 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
1723 predict.h, tree-inline.h, gimple.h, and langhooks.h.
1724 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
1725 Add FIXME for why gimple.h is still included (should be unnecessary
1726 since GCC 4.5 gimplification unit-at-a-time).
1727 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
1728 * c-pragma.c: Add FIXME for why function.h needs to be included just
1729 for cfun, at front-end level.
1730 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
1731 Do not include ggc.h, but include vecprim.h for VEC(char).
1732 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
1733 Explain why target.h is included.
1734 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
1735 Explain why gimple.h is included.
1736 * c-ppoutput.c: Do not include tm.h.
1737 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
1738 * c-parses.c: Explain why rtl.h is included, and that this (and only
1739 this) is also why tm.h must be included.
1740 Do not include except.h.
1741 * c-lang.c: Do not include ggc.h.
1743 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
1745 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
1747 2010-05-15 Joseph Myers <joseph@codesourcery.com>
1749 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
1750 unions by default if those structs and unions have no tags. Do
1751 not condition anonymous struct and unions handling on flag_iso.
1752 Allow anonymous structs and unions for C1X.
1753 (finish_struct): Do not diagnose lack of named fields when
1754 anonymous structs and unions present for C1X. Accept flexible
1755 array members in structure with anonymous structs or unions but no
1756 directly named fields.
1757 * doc/extend.texi (Unnamed Fields): Update.
1759 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
1761 * gimple.h (compare_field_offset): Rename into...
1762 (gimple_compare_field_offset): ...this.
1763 * gimple.c (compare_field_offset): Rename into...
1764 (gimple_compare_field_offset): ...this. Compare the full access if
1765 the offset is self-referential.
1766 (gimple_types_compatible_p): Adjust for above renaming.
1767 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
1768 DECL_NONADDRESSABLE_P flag of fields before merging them.
1770 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
1772 * tree.h (ctor_to_list): Delete.
1773 * tree.c (ctor_to_list): Delete.
1775 2010-05-15 Jan Hubicka <jh@suse.cz>
1777 * ipa-reference.c: Include toplev.h
1778 (is_proper_for_analysis): Only add to all_module_statics
1780 (write_node_summary_p, stream_out_bitmap,
1781 ipa_reference_write_optimization_summary,
1782 ipa_reference_read_optimization_summary): New.
1783 (struct ipa_opt_pass_d pass_ipa_reference): Add
1784 optimization summary streaming.
1785 * lto-cgraph.c (referenced_from_this_partition_p,
1786 reachable_from_this_partition_p): New functions.
1787 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
1788 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
1789 * opts.c (decode_options): Enable ipa_reference.
1790 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
1791 * lto-streamer.h (referenced_from_this_partition_p,
1792 reachable_from_this_partition_p): Declare.
1794 2010-05-15 Richard Guenther <rguenther@suse.de>
1796 PR tree-optimization/44038
1797 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
1798 taking the address of a V_C_E of a constant.
1800 2010-05-14 Jan Hubicka <jh@suse.cz>
1802 * tree.h (memory_identifier_string): Remove.
1803 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
1804 (ipa_reference_global_vars_info_d): Remove statics_not_read and
1805 statics_not_written.
1806 (ipa_reference_optimization_summary_d): New structure.
1807 (ipa_reference_optimization_summary_t): New type and vector.
1808 (ipa_reference_vars_info_d): Embedd structures instead of using
1810 (reference_vars_to_consider): Remove out of GGC space.
1811 (module_statics_escape): Remove.
1812 (global_info_obstack): Rename to ...
1813 (optimization_summary_obstack): ... this one.
1814 (initialization_status_t): Remove.
1815 (memory_identifier_string): Remove.
1816 (get_reference_vars_info): Fix indenting.
1817 (set_reference_vars_info): Likewise.
1818 (get_reference_optimization_summary): New.
1819 (set_reference_optimization_summary): New.
1820 (get_global_reference_vars_info): Remove.
1821 (ipa_reference_get_read_global): Remove.
1822 (ipa_reference_get_written_global): Remove.
1823 (ipa_reference_get_not_read_global): Update.
1824 (ipa_reference_get_not_written_global): Update.
1825 (is_proper_for_analysis): Outlaw addressable.
1826 (propagate_bits): Update for new datastructures.
1827 (analyze_variable): Remove.
1828 (init_function_info): Update for new datastructures.
1829 (clean_function_local_data): Remove.
1830 (clean_function): Remove.
1831 (copy_global_bitmap): Use optimizations_summary_obstack.
1832 (duplicate_node_data): Duplicate optimization summary only.
1833 (remove_node_data): Remove optimization summary only.
1834 (generate_summary): Do not analyze variables; do not compute
1835 module_statics_escape; do not prune solutions by it.
1836 (read_write_all_from_decl): Fix typos in comments.
1837 (propagate): Doscover readonly and nonaddressable first;
1838 update for new datastructures; share global bitmaps.
1839 * ipa-reference.h (ipa_reference_get_read_global,
1840 ipa_reference_get_written_global): Remove.
1841 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
1842 * Makefile.in: Remove ipa-refereference from GT files.
1844 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1847 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
1848 for all SYMBOL_REF_DECLs.
1850 2010-05-14 Jan Hubicka <jh@suse.cz>
1852 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
1853 (varpool_all_refs_explicit_p): New inline function.
1854 * ipa-reference.c: Update comment.
1855 (module_statics_written): Remove.
1856 (get_static_decl): Remove.
1857 (ipa_init): Do not initialize module_statics_written.
1858 (analyze_function): Likewise.
1859 (generate_summary): Likewise; do not compute module_statics_readonly
1860 and do not update variable flags.
1861 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
1862 * ipa.c: Inlucde flags.h
1863 (cgraph_local_node_p): New.
1864 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
1865 promote functions to local.
1866 (ipa_discover_readonly_nonaddressable_vars): New function.
1867 (function_and_variable_visibility): Use cgraph_local_node_p.
1868 * varpool.c (varpool_finalize_decl): Set force_output for
1869 DECL_PRESERVE_P vars.
1871 2010-05-14 Jan Hubicka <jh@suse.cz>
1873 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
1875 2010-05-14 Richard Guenther <rguenther@suse.de>
1877 PR tree-optimization/44119
1878 * tree-ssa-pre.c (eliminate): Properly mark replacement of
1879 a PHI node necessary.
1881 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
1883 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
1885 2010-05-14 Jason Merrill <jason@redhat.com>
1888 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
1889 (gimple_call_set_nothrow): New.
1890 * gimple.c (gimple_build_call_from_tree): Call it.
1891 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
1894 * gimplify.c (gimplify_seq_add_stmt): No longer static.
1895 * gimple.h: Declare it.
1896 * gimple.c (gimple_build_eh_filter): No ops.
1898 2010-05-14 Jan Hubicka <jh@suse.cz>
1900 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
1901 nodes already in queue.
1902 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
1905 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1908 * cfgexpand.c (expand_debug_expr): If non-memory op0
1909 has BLKmode, return NULL.
1911 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
1913 * config.gcc: Add support for --with-cpu option for bdver1.
1914 * config/i386/i386.h (TARGET_BDVER1): New macro.
1915 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
1916 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1917 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
1918 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1919 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
1920 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
1921 (processor_type): Add PROCESSOR_BDVER1.
1922 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
1923 processor_type in config/i386/i386.h.
1924 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
1925 movaps <reg, reg> instead of movapd <reg, reg> when replacing
1926 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
1927 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
1928 to emit packed xor instead of packed double/packed integer
1929 xor for SSE and AVX when moving a zero value.
1930 * config/i386/sse.md: Add check for
1931 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
1932 movapd/movdqa for SSE and AVX.
1933 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
1934 single logical operations i.e and, or and xor instead of packed double
1935 logical operations for SSE and AVX.
1936 * config/i386/i386-c.c (ix86_target_macros_internal):
1937 Add PROCESSOR_BDVER1.
1938 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
1939 (has_fma4, has_xop): New.
1940 * config/i386/i386.c (bdver1_cost): New variable.
1941 (m_BDVER1): New macro.
1942 (m_AMD_MULTIPLE): Add m_BDVER1.
1943 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
1944 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
1945 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
1946 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
1947 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
1948 x86_tune_sse_partial_reg_dependency,
1949 x86_tune_sse_unaligned_load_optimal,
1950 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
1951 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
1952 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
1953 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
1954 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
1955 Enable/disable for bdver1.
1956 (processor_target_table): Add bdver1_cost.
1957 (cpu_names): Add bdver1.
1958 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
1959 processor_alias_table.
1960 (ix86_expand_vector_move_misalign): Change.
1961 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
1962 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
1963 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
1964 of movupd/movdqu for SSE and AVX.
1965 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
1966 (ix86_tune_adjust_cost): Add code for bdver1.
1967 (standard_sse_constant_opcode): Add check for
1968 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
1969 of packed double xor for SSE and AVX.
1971 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
1973 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
1976 2010-05-14 Tristan Gingold <gingold@adacore.com>
1978 * toplev.c (default_debug_hooks): Remove this variable.
1979 (process_options): Remove assignments to default_debug_hooks.
1981 2010-05-14 Martin Jambor <mjambor@suse.cz>
1983 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
1984 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
1985 * langhooks.h (struct lang_hooks_for_decls): Removed field
1987 * tree.c (free_lang_data): Remove assignment to
1988 lang_hooks.fold_obj_type_ref.
1989 * tree.def (OBJ_TYPE_REF): Update comment.
1991 2010-05-14 Richard Guenther <rguenther@suse.de>
1993 PR tree-optimization/44124
1994 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
1996 2010-05-14 Alan Modra <amodra@gmail.com>
1999 * config/rs6000/rs6000.c (struct machine_function): Reorder
2000 fields for better packing. Add lr_save_state.
2001 (rs6000_ra_ever_killed): Return lr_save_state if set.
2002 (rs6000_emit_eh_reg_restore): Set lr_save_state.
2004 2010-05-13 Jan Hubicka <jh@suse.cz>
2006 * varpool.c (decide_is_variable_needed): Drop code checking
2007 TREE_SYMBOL_REFERENCED.
2009 2010-05-13 Jan Hubicka <jh@suse.cz>
2011 * final.c (output_addr_const): Do not call mark_decl_referenced.
2012 * cgraphunit.c (process_function_and_variable_attributes): Use
2013 mark_needed_node dirrectly.
2014 (assemble_thunk): Do not call mark_decl_referenced.
2016 2010-05-13 Anatoly Sokolov <aesok@post.ru>
2018 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
2020 2010-05-13 Jeff Law <law@redhat.com>
2022 * ira-conflicts.c (print_allocno_conflicts): New function broken out
2024 (print_conflicts): Call print_allocno_conflicts.
2026 2010-05-13 Jakub Jelinek <jakub@redhat.com>
2029 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
2032 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
2034 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
2035 t-mingw-w64 or t-mingw-w32 for multilib configuration.
2036 * config/i386/t-mingw-w32: New.
2037 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
2039 2010-05-13 Martin Jambor <mjambor@suse.cz>
2041 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
2043 * gimple-fold.c (get_base_binfo_for_type): New function.
2044 (gimple_get_relevant_ref_binfo): Likewise.
2045 (gimple_fold_obj_type_ref_known_binfo): Likewise.
2046 (gimple_fold_obj_type_ref): Likewise.
2047 (fold_gimple_call): Simplify condition for folding virtual calls
2048 and call gimple_fold_obj_type_ref.
2049 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
2050 (gimple_fold_obj_type_ref_known_binfo): Likewise.
2052 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
2054 * config/rs6000/rs6000-protos.h
2055 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
2056 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
2057 (rs6000_debug_mode_dependent_address)
2058 (rs6000_mode_dependent_address_ptr): Likewise.
2060 2010-05-13 Jakub Jelinek <jakub@redhat.com>
2063 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
2065 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
2066 * tree-sra.c (create_access_replacement): Call unshare_expr before
2067 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
2068 * dwarf2out.c: Include tree-flow.h.
2069 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
2070 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2071 Handle DW_OP_bit_piece.
2072 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
2073 construct_piece_list, adjust_piece_list): New functions.
2074 (add_var_loc_to_decl): Handle SRA optimized variables.
2075 Adjust for var_loc_note to loc field renaming.
2076 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
2077 in VAR_LOCATION note.
2078 (new_loc_descr_op_bit_piece): New function.
2079 (dw_sra_loc_expr): New function.
2080 (dw_loc_list): Use it. Don't handle the last range after the
2081 loop, handle it inside of the loop. Adjust for var_loc_note
2082 to loc field renaming.
2083 (add_location_or_const_value_attribute): Only special case
2084 single entry loc lists if loc is NOTE_P. Adjust for
2085 var_loc_note to loc field renaming.
2086 (dwarf2out_var_location): Don't set newloc->var_loc_note
2087 and newloc->next here.
2089 2010-05-12 Jan Hubicka <jh@suse.cz>
2091 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
2093 * cgraph.h (cgraph_only_called_directly_p,
2094 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
2095 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
2096 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
2098 * ipa.c (cgraph_remove_unreachable_nodes): Use
2099 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
2101 * tree-inline.c (copy_bb): Check address_taken flag.
2102 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
2103 externally_visible flag.
2105 2010-05-12 Jason Merrill <jason@redhat.com>
2109 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
2110 * sdbout.c (plain_type_1): Likewise.
2111 * dwarf2out.c (is_base_type): Likewise.
2112 (gen_type_die_with_usage): Likewise. Generate
2113 DW_TAG_unspecified_type for any LANG_TYPE.
2115 2010-05-12 Jan Hubicka <jh@suse.cz>
2117 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
2119 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
2120 (cgraph_clone_edge): Update.
2121 (cgraph_node_remove_callees): Remove indirect calls too.
2122 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
2123 (cgraph_create_indirect_edge): Update prototype.
2124 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
2125 is_proper_for_analysis.
2126 (add_new_function, visited_nodes, function_insertion_hook_holder,
2127 get_local_reference_vars_info, mark_address_taken, mark_address,
2128 mark_load, mark_store, check_asm_memory_clobber, check_call,
2129 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
2130 (ipa_init): Do not initialize visited_nodes;
2131 function_insertion_hook_holder.
2132 (analyze_variable): Rewrite.
2133 (analyze_function): Rewrite.
2134 (copy_local_bitmap): Remove.
2135 (duplicate_node_dat): Do not duplicate local info.
2136 (generate_summary): Simplify to only walk cgraph.
2137 (write_node_summary_p, ipa_reference_write_summary,
2138 ipa_reference_read_summary): Remove.
2139 (propagate): Do not remove function insertion;
2141 (pass_ipa_reference): NULLify summary handling fields.
2142 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
2143 (input_edge): Input ecf_flags.
2144 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
2145 (update_indirect_edges_after_inlining): Ignore edges with unknown
2148 2010-05-12 Sriraman Tallam <tmsriram@google.com>
2150 * implicit-zee.c: New file.
2151 * tree-pass.h (pass_implicit_zee): Declare.
2152 * passes.c (init_optimization_passes): Add zee pass.
2153 * common.opt (fzee): New flag.
2154 * timevar.def (TV_ZEE): Define.
2155 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
2157 * Makefile.in (implicit-zee.o): Add new build file.
2159 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2160 Nathan Froyd <froydnj@codesourcery.com>
2162 * c-common.c (sync_resolve_params): Remove write-only variable.
2164 2010-05-12 Anatoly Sokolov <aesok@post.ru>
2166 * target.h (struct gcc_target): Add mode_dependent_address_p field.
2167 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2168 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
2169 * targhooks.c (default_mode_dependent_address_p): New function.
2170 * targhooks.h (default_mode_dependent_address_p): Declare function.
2171 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2172 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
2173 * recog.c (mode_dependent_address_p): Call mode_dependent_address_p
2174 target hook. Change return type to bool.
2175 * recog.h (mode_dependent_address_p): Change return type to bool.
2177 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2178 Nathan Froyd <froydnj@codesourcery.com>
2180 * tree-mudflap.c (build_function_type_0, build_function_type_1,
2181 build_function_type_2, build_function_type_3): Remove.
2182 (mudflap_init): Use build_function_type_list.
2184 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2185 Nathan Froyd <froydnj@codesourcery.com>
2187 * coverage.c (build_fn_info_value): Call build_constructor instead of
2188 build_constructor_from_list.
2189 (build_ctr_info_value): Likewise.
2190 (build_gcov_info): Likewise.
2192 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
2194 * tree.c (build_constructor): Compute TREE_CONSTANT for the
2195 resultant constructor.
2196 (build_constructor_single): Don't set TREE_CONSTANT.
2197 (build_constructor_from_list): Don't compute TREE_CONSTANT.
2199 2010-05-12 Jan Hubicka <jh@suse.cz>
2201 * cgraph.h (struct varpool_node): Add aux.
2202 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
2203 * varpool.c (varpool_remove_node): Do not remove initializer.
2204 (varpool_reset_queue): Export.
2205 (varpool_finalize_decl): Volatile vars are forced to be output.
2206 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
2208 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
2209 process_references, varpool_can_remove_if_no_refs): New functions.
2210 (cgraph_remove_unreachable_nodes): Handle variables too.
2212 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
2215 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
2217 2010-05-12 Jakub Jelinek <jakub@redhat.com>
2220 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
2221 change value of ORT_TASK.
2222 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
2223 (omp_notice_threadprivate_variable): New function.
2224 (omp_notice_variable): Call it for threadprivate variables.
2225 If enclosing ctx is a task, print enclosing task rather than
2226 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
2227 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
2228 if task has untied clause.
2231 * dwarf2out.c (base_type_die): Don't add name attribute here.
2232 (modified_type_die): Instead of sizetype use
2233 its underlying original type. If a DW_TAG_base_type doesn't
2234 have name added, add __unknown__.
2235 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
2236 always call force_type_die instead.
2238 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2240 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
2241 for __stack_chk_guard.
2243 2010-05-11 Jakub Jelinek <jakub@redhat.com>
2245 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
2246 don't call start_source_file debug hook here...
2247 (finish_options): ... but here, after outputting predefined and
2248 command line defines and undefs.
2251 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
2253 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
2254 optimizing away empty bb with no successors, move over its
2255 footer chain to fallthru predecessor.
2256 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
2257 (rtl_split_edge): For asm goto call patch_jump_insn even if
2258 splitting fallthru edge.
2261 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
2262 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
2263 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
2264 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
2268 * c-parser.c (c_parser_expression): Mark LHS of a comma
2269 expression as read if it is a decl, handled component or
2270 COMPOUND_EXPR with that on the RHS.
2271 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
2272 if it is a decl or handled component.
2274 2010-05-11 Jan Hubicka <jh@suse.cz>
2276 * lto-symtab.c (lto_symtab_free): New function.
2277 * lto-streamer.h (lto_symtab_free): Declare.
2279 2010-05-11 Jan Hubicka <jh@suse.cz>
2281 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
2282 that if function is needed it is reachable.
2283 (lto_output_node): See if it the function is reachable or referenced.
2284 (output_cgraph): Update call of lto_output_node.
2285 * lto-streamer.h (reachable_from_other_partition_p): Declare.
2287 2010-05-11 Jan Hubicka <jh@suse.cz>
2289 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
2292 2010-05-11 Jan Hubicka <jh@suse.cz>
2294 PR tree-optimize/44063
2295 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
2297 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
2299 (estimate_function_body_sizes): Compute sizes even when disregarding.
2301 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
2303 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
2305 2010-05-11 Jan Hubicka <jh@suse.cz>
2307 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
2308 into every boundary.
2310 2010-05-11 Jan Hubicka <jh@suse.cz>
2312 * matrix-reorg.c (matrix_reorg): Rebuild edges.
2314 2010-05-11 Jan Hubicka <jh@suse.cz>
2316 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
2317 lto_streamer_cache_delete): Put nodes into heap.
2318 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
2321 2010-05-11 Jan Hubicka <jh@suse.cz>
2323 * cgraphbuild.c (cgraph_rebuild_references): New.
2324 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
2326 * cgraph.h (cgraph_rebuild_references): Declare.
2327 * tree-inline.c (tree_function_versioning): Use it.
2328 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
2330 2010-05-11 Jan Hubicka <jh@suse.cz>
2332 * cgraph.c: Include ipa-utils.h
2333 (cgraph_create_virtual_clone): Update references.
2334 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
2336 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
2338 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
2339 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
2342 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
2344 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
2346 2010-05-11 Jakub Jelinek <jakub@redhat.com>
2348 * gcc.c (execute): For -### don't quote arguments that
2349 contain just alphanumerics and _/-. characters.
2350 * doc/invoke.texi: Document that change for -###.
2353 * df-problems.c (struct dead_debug): Add to_rescan field.
2354 (dead_debug_init): Clear to_rescan field.
2355 (dead_debug_finish): Rescan all debug insns in to_rescan
2356 bitmap and free the bitmap.
2357 (dead_debug_insert_before): Instead of rescanning debug insns
2358 immediately queue their rescanning until dead_debug_finish.
2359 (df_note_bb_compute): After dead_debug_add do continue instead
2362 2010-05-10 Jakub Jelinek <jakub@redhat.com>
2365 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
2366 clear also INSN_REG_USE_LIST.
2368 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2370 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
2372 2010-05-10 Jan Hubicka <jh@suse.cz>
2374 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
2377 2010-05-10 Jan Hubicka <jh@suse.cz>
2379 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
2381 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
2382 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
2383 (lto_streamer_cache_create): Init alloc pool.
2384 (lto_streamer_cache_delete): Free alloc pool.
2385 * lto-streamer.h: Include alloc pool.
2386 (lto_streamer_cache_d): Use alloc pool.
2387 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
2389 2010-05-10 Jan Hubicka <jh@suse.cz>
2391 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
2392 * cgraphbuild.c: Include except.h
2393 (record_type_list, record_eh_tables): New function.
2394 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
2396 2010-05-10 Jan Hubicka <jh@suse.cz>
2398 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
2399 __frame_dummy_init_array_entry, force_to_data): Attribute as used
2402 2010-05-10 Michael Matz <matz@suse.de>
2404 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
2405 (can_reassociate_p): Use FLOAT_TYPE_P.
2406 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
2407 (vect_force_simple_reduction): ... this.
2408 * tree-parloops.c (gather_scalar_reductions): Use
2409 vect_force_simple_reduction.
2410 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
2411 vect_is_simple_reduction, add modify argument, if true rewrite
2412 "a-b" into "a+(-b)".
2413 (vect_is_simple_reduction, vect_force_simple_reduction): New
2415 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
2417 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
2418 Vladimir Makarov <vmakarov@redhat.com>
2420 PR rtl-optimization/44012
2421 * ira-build.c (remove_unnecessary_allocnos): Nullify
2422 regno_allocno_map of the removed allocno.
2424 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2426 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
2428 * configure: Regenerate.
2430 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2432 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
2434 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
2435 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
2437 * configure: Regenerate.
2439 2010-05-10 Richard Guenther <rguenther@suse.de>
2441 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
2442 marked if the entry identifier is marked.
2444 2010-05-10 Richard Guenther <rguenther@suse.de>
2446 * c-common.c (struct c_common_attributes): Add fnspec attribute.
2447 (handle_fnspec_attribute): New function.
2448 * gimple.h (gimple_call_return_flags): Declare.
2449 (gimple_call_arg_flags): Likewise.
2450 * gimple.c (gimple_call_arg_flags): New function.
2451 (gimple_call_return_flags): Likewise.
2452 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
2454 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
2456 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
2457 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
2459 (make_heapvar_for): ... this new function.
2460 (handle_rhs_call): Handle fnspec attribute argument specifiers.
2461 (handle_lhs_call): Likewise.
2462 (find_func_aliases): Adjust.
2464 2010-05-10 Richard Guenther <rguenther@suse.de>
2466 PR tree-optimization/44050
2467 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
2469 2010-05-10 Wei Guozhi <carrot@google.com>
2472 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
2474 2010-05-09 Joseph Myers <joseph@codesourcery.com>
2477 * c-typeck.c (lookup_field): Take a type directly. Update
2479 (build_component_ref): Update call to lookup_field.
2480 (set_init_label): Use lookup_field to find initialized field.
2481 Handle returned list of fields like a sequence of designators.
2483 2010-05-09 Richard Guenther <rguenther@suse.de>
2486 * fold-const.c (tree_single_nonzero_warnv_p): Properly
2487 handle &FUNCTION_DECL.
2489 2010-05-09 Joseph Myers <joseph@codesourcery.com>
2492 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
2493 structures and unions recursively.
2494 (detect_field_duplicates): Move duplicate detection with a hash to
2495 detect_field_duplicates_hash. Always use a hash if anonymous
2496 structures or unions are present.
2497 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
2500 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
2503 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
2504 detect Atom, Core 2 and Core i7.
2506 2010-05-09 Richard Guenther <rguenther@suse.de>
2508 * gcc.c (store_arg): Handle temporary file deletion for
2511 2010-05-09 Richard Guenther <rguenther@suse.de>
2514 * ipa-inline.c (estimate_function_body_sizes): Return after
2515 disregarding inline limits.
2517 2010-05-09 Richard Guenther <rguenther@suse.de>
2519 * gcc.c (store_arg): Revert last change.
2521 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
2524 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
2525 (optimize_ops_list): Call it.
2527 2010-05-08 Richard Guenther <rguenther@suse.de>
2529 PR tree-optimization/44030
2530 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
2531 NECESSARY flag if we propagate from a inserted expression.
2533 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
2535 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
2536 domain types as equal if they are both PLACEHOLDER_EXPRs.
2538 2010-05-08 Richard Guenther <rguenther@suse.de>
2540 * lto-wrapper.c (run_gcc): Remove linker output from
2541 command line for LTRANS invocation.
2543 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
2545 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
2546 lto-macho as lto_binary_reader.
2547 * target.h (struct gcc_target): New hooks lto_start and lto_end.
2548 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
2549 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
2550 in lto_start and lto_end calls.
2551 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
2553 (scan_prog_file): Update is_elf_or_coff call.
2554 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
2556 * collect2.c (main): Fix enum comparison.
2558 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
2560 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
2561 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
2562 and TARGET_ASM_LTO_END.
2563 * darwin.c: Include obstack.h and lto-streamer.h.
2564 (lto_section_names_offset, lto_section_names_obstack,
2565 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
2567 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
2568 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
2569 to a temporary file.
2570 (darwin_asm_lto_end): New function. Restore asm_out_file.
2571 (darwin_asm_named_section): For LTO sections, replace the name with
2572 the offset of the section name in a string table, and build this
2574 (darwin_file_start): Initialize global vars for LTO support.
2575 (darwin_file_end): If output to asm_out_file was redirected, append it
2576 to the proper asm_out_file here. Add the section names section.
2578 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
2580 * c-pragma.c (pending_weak_d, pending_weak): New.
2581 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
2582 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
2583 handle_pragma_weak): Update the uses of pending_weaks.
2585 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2587 PR documentation/44016
2588 * doc/standards.texi (Standards): Link to unversioned
2589 cxx0x_status.html page.
2591 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
2594 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
2595 in addition to TREE_USED, to avoid "set but unused" warnings.
2597 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2599 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
2600 (is_loop_prefetching_profitable): Do not insert prefetches
2601 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
2602 times the prefetch ahead distance.
2604 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2606 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
2607 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
2608 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
2611 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2613 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
2614 a diagnostic info when the insn-to-mem ratio is too small.
2616 2010-05-07 Richard Guenther <rguenther@suse.de>
2618 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
2620 (store_arg): Queue temp_filename for deletion instead of
2623 2010-05-07 Richard Guenther <rguenther@suse.de>
2625 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
2626 (run_gcc): Handle LTRANS phase invocation.
2627 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
2629 2010-05-07 Jakub Jelinek <jakub@redhat.com>
2631 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
2632 this is also meaningful on PARM_DECLs and RESULT_DECLs.
2634 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2636 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
2638 2010-05-07 Richard Guenther <rguenther@suse.de>
2640 PR tree-optimization/44020
2641 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
2642 code when PRE is not yet initialized.
2644 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2646 * config/mips/dbxmdebug.h: Remove.
2647 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
2649 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
2651 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
2652 with null pointer and also warn about ordered comparison of zero with
2655 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2657 * graphite-blocking.c
2658 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
2659 * graphite-clast-to-gimple.c
2660 (clast_to_gcc_expression): Same.
2661 (precision_for_value): Same.
2662 (precision_for_interval): Same.
2663 (gcc_type_for_interval): Same.
2664 (graphite_create_new_guard): Same.
2665 (compute_bounds_for_level): Same.
2666 (graphite_create_new_loop_guard): Same.
2667 * graphite-interchange.c
2668 (build_linearized_memory_access): Same.
2669 (pdr_stride_in_loop): Same.
2670 (memory_strides_in_loop_1): Same.
2671 (memory_strides_in_loop): Same.
2672 (extend_scattering): Same.
2673 (psct_scattering_dim_for_loop_depth): Same.
2674 (pbb_number_of_iterations): Same.
2676 (debug_iteration_domains): Same.
2678 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
2679 (ppl_set_inhomogeneous_gmp): Same.
2680 (ppl_strip_loop): Same.
2681 (ppl_lexico_compare_linear_expressions): Same.
2682 (ppl_read_polyhedron_matrix): Same.
2683 (ppl_max_for_le_pointset): Same.
2685 (ppl_read_polyhedron_matrix): Same.
2686 (tree_int_to_gmp): Same.
2687 (gmp_cst_to_tree): Same.
2688 (ppl_set_inhomogeneous): Same.
2689 (ppl_set_inhomogeneous_tree): Same.
2690 (ppl_set_coef): Same.
2691 (ppl_set_coef_tree): Same.
2692 * graphite-sese-to-poly.c
2693 (build_pbb_scattering_polyhedrons): Same.
2694 (build_scop_scattering): Same.
2695 (scan_tree_for_params_right_scev): Same.
2696 (scan_tree_for_params): Same.
2697 (find_params_in_bb): Same.
2698 (find_scop_parameters): Same.
2699 (add_upper_bounds_from_estimated_nit): Same.
2700 (build_loop_iteration_domains): Same.
2701 (add_condition_to_domain): Same.
2702 (pdr_add_memory_accesses): Same.
2704 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2706 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
2707 CLooG's value_* macros to their respective mpz_* counterparts.
2708 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
2709 (graphite_create_new_loop_guard): Same.
2710 * graphite-interchange.c (build_linearized_memory_access): Same.
2711 (pdr_stride_in_loop): Same.
2712 (memory_strides_in_loop_1): Same.
2713 (1st_interchange_profitable_p): Same.
2714 * graphite-poly.c (extend_scattering): Same.
2715 (psct_scattering_dim_for_loop_depth): Same.
2716 (pbb_number_of_iterations): Same.
2717 (pbb_number_of_iterations_at_time): Same.
2718 * graphite-poly.h (new_1st_loop): Same.
2719 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
2720 (oppose_constraint): Same.
2721 (insert_constraint_into_matrix): Same.
2722 (ppl_set_inhomogeneous_gmp): Same.
2723 (ppl_set_coef_gmp): Same.
2724 (ppl_strip_loop): Same.
2725 (ppl_lexico_compare_linear_expressions): Same.
2726 (ppl_max_for_le_pointset): Same.
2727 (ppl_min_for_le_pointset): Same.
2728 (ppl_build_realtion): Same.
2729 * graphite-ppl.h (gmp_cst_to_tree): Same.
2730 (ppl_set_inhomogeneous): Same.
2731 (ppl_set_inhomogeneous_tree): Same.
2732 (ppl_set_coef): Same.
2733 (ppl_set_coef_tree): Same.
2734 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2735 (build_scop_scattering): Same.
2736 (add_value_to_dim): Same.
2737 (scan_tree_for_params_right_scev): Same.
2738 (scan_tree_for_params_int): Same.
2739 (scan_tree_for_params): Same.
2740 (find_params_in_bb): Same.
2741 (find_scop_parameters): Same.
2742 (add_upper_bounds_from_estimated_nit): Same.
2743 (build_loop_iteration_domains): Same.
2744 (create_linear_expr_from_tree): Same.
2745 (add_condition_to_domain): Same.
2746 (pdr_add_memory_accesses): Same.
2748 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
2749 Jason Merrill <jason@redhat.com>
2751 * c-common.c (c_common_reswords): Add nullptr.
2752 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
2753 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
2754 (gen_type_die_with_usage): Likewise.
2755 * dbxout.c (dbxout_type): Likewise.
2756 * sdbout.c (plain_type_1): Likewise.
2758 2010-05-06 Jason Merrill <jason@redhat.com>
2760 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
2761 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
2763 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
2765 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
2766 stripping WITH_SIZE_EXPR.
2767 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
2770 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2772 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
2773 list of obsolete configurations.
2774 Disabled check for obsolete configurations.
2775 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
2776 Removed support for previous versions.
2777 * config/mips/iris.h: Removed.
2778 * config/mips/iris5.h: Removed.
2779 * config/mips/iris6.h: Merged old iris.h contents.
2780 (TARGET_IRIX): Removed.
2781 (DRIVER_SELF_SPECS): Removed mabi=32.
2782 (IDENT_ASM_OP): Removed undef.
2783 (STARTFILE_SPEC): Removed mabi=32.
2784 (ENDFILE_SPEC): Likewise.
2785 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
2786 (MACHINE_TYPE): Update for IRIX 6.5.
2787 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
2788 TARGET_IRIX by TARGET_IRIX6.
2789 (mips_file_start): Likewise.
2790 (mips_output_external): Remove IRIX 5/6 O32 support.
2791 (mips_output_function_prologue): Likewise.
2792 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
2794 (TARGET_CPU_CPP_BUILTINS): Likewise.
2795 (TARGET_IRIX): Removed.
2796 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
2797 (MULTILIB_DIRNAMES): Removed 32.
2798 (MULTILIB_OSDIRNAMES): Removed ../lib.
2799 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
2800 (Specific, mips-sgi-irix5): Document removal.
2801 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
2802 Remove references to older IRIX 6 releases and the O32 ABI.
2804 2010-05-06 Jakub Jelinek <jakub@redhat.com>
2807 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
2808 instead of DF_REF_REAL_REG.
2810 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
2813 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
2814 handling to still return true for x64 targets.
2816 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2818 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
2820 2010-05-06 Jan Hubicka <jh@suse.cz>
2822 PR tree-optimization/43791
2823 * ipa-inline.c (update_caller_keys): Remove bogus
2824 disregard_inline_limits check.
2826 2010-05-06 Michael Matz <matz@suse.de>
2828 PR tree-optimization/43984
2829 * tree-ssa-pre.c (inserted_phi_names): Remove.
2830 (inserted_exprs): Change to bitmap.
2831 (create_expression_by_pieces): Set bits, don't append to vector.
2832 (insert_into_preds_of_block): Don't handle inserted_phi_names.
2833 (eliminate): Don't look at inserted_phi_names, remove deleted
2834 insns from inserted_exprs.
2835 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
2836 (init_pre, fini_pre): Allocate and free bitmaps.
2837 (execute_pre): Insert insns on edges before elimination.
2839 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2841 * tree.c (initializer_zerop): Handle STRING_CST.
2843 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
2846 * doc/invoke.texi (Wimplicit): Document as C only.
2847 * opts.c (common_handle_option): Add argument kind.
2848 (handle_option): Rename as read_cmdline_option. Factor out code to...
2849 (handle_option): ... here. New.
2850 (handle_options): Rename as read_cmdline_options.
2851 (decode_options): Update call.
2852 (set_option): Use option index instead of option pointer. Classify
2853 diagnostics correctly.
2854 (enable_warning_as_error): Call handle_option.
2855 * opts.h (set_option): Update declaration.
2856 (handle_option): Declare.
2857 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
2858 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
2859 * c-opts.c (set_Wimplicit): Delete.
2860 (c_family_lang_mask): New static constant.
2861 (c_common_handle_option): Add argument kind. Use handle_option
2862 instead of set_Wimplicit.
2863 (c_common_post_options): warn_implicit and warn_implicit_int
2864 are disabled by default.
2865 * c-common.c (warn_implicit): Do not define here.
2866 * c-common.h (warn_implicit): Do not declare here.
2867 (c_common_handle_option): Update declaration.
2868 * lto-opts.c (lto_reissue_options): Update call to set_option.
2870 2010-05-06 Richard Guenther <rguenther@suse.de>
2872 PR tree-optimization/43571
2873 * domwalk.c (walk_dominator_tree): Walk the dominator
2874 sons in more optimal order.
2876 2010-05-06 Richard Guenther <rguenther@suse.de>
2878 PR tree-optimization/43934
2879 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
2880 (stmt_cost): Likewise.
2881 (extract_true_false_args_from_phi): New helper.
2882 (determine_max_movement): For PHI nodes verify we can hoist them
2883 and compute their cost.
2884 (determine_invariantness_stmt): Handle PHI nodes.
2885 (move_computations_stmt): Likewise. Hoist PHI nodes in
2886 if-converted form using COND_EXPRs.
2887 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
2888 (tree_ssa_lim): Likewise.
2889 * tree-flow.h (tree_ssa_lim): Adjust prototype.
2890 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
2892 2010-05-06 Richard Guenther <rguenther@suse.de>
2894 PR tree-optimization/43987
2895 * tree-ssa-structalias.c (could_have_pointers): For possibly
2896 address-taken variables force pointers to be recorded.
2897 (create_variable_info_for_1): Likewise.
2898 (push_fields_onto_fieldstack): Pass in wheter all fields
2900 (find_func_aliases): Query types instead of vars whether
2901 they contain pointers where appropriate.
2903 2010-05-06 Jan Hubicka <jh@suse.cz>
2905 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
2906 (record_reference, mark_address, mark_load, mark_store): Record
2908 (record_references_in_initializer): Update call of record_references.
2909 (rebuild_cgraph_edges): Remove all references before rebuiding.
2910 * cgraph.c (cgraph_create_node): Clear ref list.
2911 (cgraph_remove_node): Remove references.
2912 (dump_cgraph_node): Dump references.
2913 (cgraph_clone_node): Clone references.
2914 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
2915 (struct cgraph_node, varpool_node): Add ref_lst.
2916 * ipa-ref.c: New file.
2917 * ipa-ref.h: New file.
2918 * ipa-ref-inline.h: New file.
2919 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
2920 (referenced_from_other_partition_p): New function.
2921 (lto_output_varpool_node): Take set arugment; call
2922 referenced_from_other_partition.
2923 (lto_output_ref): New.
2924 (add_references): New.
2926 (output_cgraph): Compute boundary based on references; output refs.
2927 (output_varpool): Accept cgraph_node_set argument.
2930 (input_cgraph): Call input_refs.
2931 * lto-section-in.c (lto_section_name): Add refs.
2932 * Makefile.in (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
2933 (ipa-ref.o): New file.
2934 * varpool.c (varpool_node): Clear ipa ref list.
2935 (varpool_remove_node): Remove references.
2936 (dump_varpool_node): Dump references.
2937 (varpool_assemble_decl): Only compile finalized ones.
2938 (varpool_extra_name_alias): Initialize ref list.
2939 * lto-streamer.c (lto-get_section_name): Add .refs section.
2940 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
2941 (referenced_from_other_partition_p): Declared.
2943 2010-05-06 Ira Rosen <irar@il.ibm.com>
2945 PR tree-optimization/43901
2946 * tree-vect-stmts.c (vectorizable_call): Assert that vector
2947 type is not NULL if it's transformation phase, and return
2948 FALSE if it's analysis.
2949 (vectorizable_conversion, vectorizable_operation,
2950 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
2952 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
2954 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2956 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2958 * config/mips/mips-protos.h
2959 (mips_small_register_classes_for_mode_p): Delete prototype.
2961 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
2963 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
2964 * config/arm/arm.c (multiple_operation_profitable_p,
2965 compute_offset_order): New static functions.
2966 (load_multiple_sequence, store_multiple_sequence): Use them.
2967 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
2968 memory offsets, not register numbers.
2969 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
2971 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
2973 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
2974 (get_pending_sizes, put_pending_size, put_pending_sizes):
2975 Update the uses of pending_sizes.
2976 * c-decl.c (store_parm_decls): Likewise.
2977 * c-tree.h (struct c_arg_info): Likewise.
2978 * tree.h: Update the prototype for get_pending_sizes and
2981 2010-05-05 Jason Merrill <jason@redhat.com>
2984 * c-common.c (handle_aligned_attribute): Respect
2985 ATTR_FLAG_TYPE_IN_PLACE.
2988 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
2989 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2990 (TARGET_INITIALIZER): Use it.
2991 * c-common.c (attribute_takes_identifier_p): Call it.
2992 * c-common.h: Update prototype.
2993 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
2994 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2996 2010-05-05 Jakub Jelinek <jakub@redhat.com>
2999 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
3000 DW_ID_down_case for Fortran compilation units.
3002 2010-05-05 Jan Hubicka <jh@suse.cz>
3004 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
3007 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
3009 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
3010 a variable-sized RESULT_DECL.
3012 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
3014 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
3016 2010-05-05 Jason Merrill <jason@redhat.com>
3019 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
3021 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
3023 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
3024 Jakub Jelinek <jakub@redhat.com>
3027 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
3028 (dead_debug_init, dead_debug_finish): New functions.
3029 (dead_debug_add, dead_debug_insert_before): Likewise.
3030 (df_note_bb_compute): Initialize a dead_debug object, add dead
3031 debug uses to it, insert debug bind insns before death insns,
3032 reset debug insns that refer to pending uses at the end.
3033 * rtl.h (make_debug_expr_from_rtl): New prototype.
3034 * varasm.c (make_debug_expr_from_rtl): New function.
3036 2010-05-05 Jan Hubicka <jh@suse.cz>
3038 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
3039 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
3040 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
3041 lto_varpool_encoder_deref, lto_varpool_encoder_size,
3042 lto_varpool_encoder_encode_initializer_p,
3043 lto_set_varpool_encoder_encode_initializer): New functions.
3044 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
3045 call output_varpool.
3046 (input_varpool_node): Do not always set analyzed.
3047 (input_cgraph_1): Return vector of cgraph nodes.
3048 (input_varpool_1): Return vector of varpools.
3049 (input_cgraph): Free the vectors.
3050 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3051 output only initializers needed.
3052 (lto_output): Only call output_cgraph.
3053 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
3054 * lto-section-out.c (lto_new_out_decl_state): Initialize
3055 state->varpool_node_encoder.
3056 * lto-streamer.h (lto_varpool_encoder_d): New.
3057 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
3058 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
3059 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
3060 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
3061 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
3063 (output_varpool, input_varpool): Remove declarations.
3065 2010-05-05 Jan Hubicka <jh@suse.cz>
3067 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
3068 with body can prevail.
3070 2010-05-05 Jan Hubicka <jh@suse.cz>
3072 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
3075 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3077 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
3079 * gengtype.h (erro_at_line): Constify pos argument.
3081 * gengtype.c: Include hashtab.h.
3082 (enum gc_used): Document GC_MAYBE_POINTED_TO.
3083 (error_at_line): Constify pos argument.
3084 (do_typedef): Initialize p->opt field.
3085 (get_file_gtfilename): Fix comment typo.
3086 (struct walk_type_data): Constify line field.
3087 (get_output_file_for_structure): New function.
3088 (write_local_func_for_structure): Constify orig_s argument.
3089 Use get_output_file_for_structure.
3090 (write_func_for_structure): Use get_output_file_for_structure.
3091 (INDENT): New define.
3092 (dump_pair, dump_type, dump_type_list, dump_typekind)
3093 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
3094 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
3096 (seen_types): New variable.
3097 (main): New variable do_dump. Process "-d" command line option.
3098 Call dump_everything if dump requested.
3100 2010-05-05 Jakub Jelinek <jakub@redhat.com>
3102 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
3103 in a temporary instead of invoking the macro multiple times.
3104 (track_expr_p): Likewise.
3106 2010-05-04 Neil Vachharajani <nvachhar@google.com>
3108 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
3110 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
3111 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
3112 conditions for printing notes.
3113 * common.opt (-Wcoverage-mismatch): Allow negative, default to
3114 true, update documentation.
3115 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
3117 2010-05-04 Jakub Jelinek <jakub@redhat.com>
3120 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
3123 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3126 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
3127 (*sse_prologue_save_insn1): Likewise.
3128 (SSE prologue save splitter): Likewise.
3130 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
3132 * tree.c (free_lang_data_in_one_sizepos): New inline function.
3133 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
3134 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
3135 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
3136 all decls. Call it on DECL_FIELD_OFFSET of fields.
3137 (find_decls_types_r): Follow DECL_VALUE_EXPR.
3138 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
3140 2010-05-04 Martin Jambor <mjambor@suse.cz>
3142 * tree-sra.c (build_access_from_expr_1): The first parameter type
3143 changed to simple tree.
3144 (build_access_from_expr): Likewise, gsi parameter was eliminated.
3145 (scan_assign_result): Renamed to assignment_mod_result, enum elements
3147 (build_accesses_from_assign): Removed all parameters except for a
3148 simple gimple statement. Now returns a simple bool.
3149 (scan_function): All non-analysis parts moved to separate functions
3150 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
3151 parameters and updated both callers.
3152 (sra_modify_expr): Removed parameter data.
3153 (sra_modify_function_body): New function.
3154 (perform_intra_sra): Call sra_modify_function_body to modify the
3156 (replace_removed_params_ssa_names): Parameter data changed into
3158 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
3159 changed the parameter dont_convert to convert with the opposite
3161 (sra_ipa_modify_assign): Parameter data changed into adjustments
3162 vector, return value changed to bool.
3163 (ipa_sra_modify_function_body): New function.
3164 (sra_ipa_reset_debug_stmts): Updated a comment.
3165 (modify_function): Use ipa_sra_modify_function_body to modify function
3168 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3171 * alias.c (true_dependence): Handle the same VALUE in x and mem.
3172 (canon_true_dependence): Likewise.
3173 (write_dependence_p): Likewise.
3175 2010-05-04 Jan Hubicka <jh@suse.cz>
3177 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
3178 * cgraphbuild.c: Include ipa-utils.h
3179 (record_reference_ctx): New struct.
3180 (record_reference): Simplify to work on initializers; not statements.
3181 (mark_address, mark_load, mark_store): New.
3182 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3184 (record_references_in_initializer): Update use of record_reference.
3185 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3188 2010-05-04 Jan Hubicka <jh@suse.cz>
3190 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
3191 node will be removed anyway.
3192 (lto_varpool_replace_node): Allow also unanalyzed nodes;
3193 relink aliases of node into prevailing node.
3194 * varpool.c (varpool_remove_node): Remove aliases properly;
3195 when removing node, remove all its aliases too; remove DECL_INITIAL
3196 of removed node; ggc_free the varpool node.
3198 2010-05-04 Richard Guenther <rguenther@suse.de>
3200 PR tree-optimization/43879
3201 * tree-ssa-structalias.c (alias_get_name): Use
3202 DECL_ASSEMBLER_NAME if available.
3203 (create_function_info_for): Return the varinfo node.
3204 (ipa_pta_execute): Associate same-body aliases and extra names
3205 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
3207 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
3209 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
3211 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
3214 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
3215 only if HONOR_REG_ALLOC_ORDER is not defined.
3217 2010-05-04 Richard Guenther <rguenther@suse.de>
3219 PR tree-optimization/43949
3220 * tree-vrp.c (extract_range_from_binary_expr): Only handle
3223 2010-04-26 Jason Merrill <jason@redhat.com>
3225 * c.opt (-fstrict-enums): New.
3226 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
3228 2010-05-03 David Ung <davidu@mips.com>
3229 James E. Wilson <wilson@codesourcery.com>
3231 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
3232 emit the trap instruction before the divide for TUNE_74K.
3234 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
3236 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
3237 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
3238 based on the above, for new target hook.
3240 * hooks.c (hook_bool_mode_true): New generic hook.
3241 * hooks.h (hook_bool_mode_true): Add prototype.
3243 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
3245 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
3246 target hook, set to hook_bool_mode_false.
3247 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
3248 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
3249 with targetm.small_register_classes_for_mode_p.
3250 (find_reusable_reload): Likewise.
3251 (combine_reloads): Likewise.
3252 * reload1.c (reload_as_needed): Likewise.
3253 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
3254 * ifcvt.c (noce_process_if_block, check_cond_move_block,
3255 dead_or_predicable): Likewise.
3256 * regmove.c (optimize_reg_copy_1): Likewise.
3257 * calls.c (prepare_call_address): Likewise.
3258 (precompute_register_parameters): Likewise.
3260 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
3262 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
3263 implementation of the hook that considers all register classes
3264 small except for SH64.
3265 (sh_override_options): Use the new hook.
3266 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
3269 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
3271 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
3272 implementation of the hook that considers all register classes
3274 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
3277 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
3279 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
3280 implementation of the hook that considers all register classes
3282 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
3285 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
3287 * config/m32c/m32c.h: Likewise.
3288 * config/pdp11/pdp11.h: Likewise.
3289 * config/avr/avr.h: Likewise.
3290 * config/xtensa/xtensa.h: Likewise.
3291 * config/m68hc11/m68hc11.h: Likewise.
3292 * config/mn10300/mn10300.h: Likewise.
3293 * config/mcore/mcore.h: Likewise.
3294 * config/h8300/h8300.h: Likewise.
3295 * config/bfin/bfin.h: Likewise.
3297 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
3298 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
3300 2010-05-03 Anatoly Sokolov <aesok@post.ru>
3302 * double-int.h (tree_to_double_int): Remove macro.
3303 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
3304 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
3305 (tree_to_double_int): New function.
3306 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
3308 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
3310 2010-05-03 Richard Guenther <rguenther@suse.de>
3312 PR tree-optimization/43971
3313 * tree-ssa-structalias.c (get_constraint_for_1): Fix
3314 constraints in the !flag_delete_null_pointer_checks case.
3316 2010-05-03 Jakub Jelinek <jakub@redhat.com>
3319 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
3320 result mode matches original rtl mode.
3322 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
3325 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
3327 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3329 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
3330 when processing flag options.
3332 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3334 * gcov-iov.c (main): Change format string placeholder
3335 from %#08x to 0x%08x.
3336 * genchecksum.c (dosum): Change format string placeholder
3337 from %#02x to 0x%02x.
3339 2010-05-02 Richard Guenther <rguenther@suse.de>
3341 PR tree-optimization/43879
3342 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
3344 2010-05-02 Bruno Haible <bruno@clisp.org>
3346 * doc/extend.texi (Function Attributes): Fix a typo.
3348 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3351 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
3352 placeholder from 0x%x to %#x.
3353 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
3354 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3355 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3356 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3357 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3358 * config/i386/i386.c (ix86_target_string): Ditto.
3359 * config/i386/i386.c (output_pic_addr_const): Ditto.
3360 (print_operand): Ditto.
3362 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3364 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
3365 placeholder from 0x%x to %#x.
3366 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
3367 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
3368 (ASM_OUTPUT_DEBUG_DATA): Ditto.
3369 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
3370 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
3371 * optc-gen.awk: Ditto.
3372 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
3373 (HOST_WIDE_INT_PRINT_HEX): Ditto.
3374 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
3375 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
3377 2010-05-01 Anatoly Sokolov <aesok@post.ru>
3379 * target.h (struct calls): Add function_value_regno_p field.
3380 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
3381 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
3382 * targhooks.c (default_function_value_regno_p): New function.
3383 * targhooks.h (default_function_value_regno_p): Declare function.
3384 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
3385 * builtins.c. (apply_result_size): (Ditto.).
3386 * combine.c. (likely_spilled_retval_p): (Ditto.).
3387 * mode-switching.c. Include 'target.h'.
3388 (create_pre_exit): Use function_value_regno_p hook.
3389 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
3390 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
3391 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
3393 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
3394 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
3395 (ix86_function_value_regno_p): Declare as static, change argument
3396 type to const unsigned int.
3397 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
3399 2010-05-01 Richard Guenther <rguenther@suse.de>
3401 PR tree-optimization/43949
3402 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
3404 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
3406 2010-05-01 Anatoly Sokolov <aesok@post.ru>
3408 * rtl.h (CONST_DOUBLE_P): Define.
3409 (rtx_to_double_int): Declare.
3410 * emit-rtl.c (rtx_to_double_int): New function.
3411 * dwarf2out.c (insert_double): New function.
3412 (loc_descriptor, add_const_value_attribute): Clean up, use
3413 rtx_to_double_int and insert_double functions.
3415 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
3417 * doc/extend.texi (Inline): Add missing return keyword to examples.
3418 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
3421 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
3423 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
3424 the variable part of the offset as well. Use highest_pow2_factor for
3425 all alignment checks.
3427 2010-04-30 Richard Guenther <rguenther@suse.de>
3429 PR tree-optimization/43879
3430 * tree-ssa-structalias.c (type_could_have_pointers): Functions
3433 2010-04-30 Jan Hubicka <jh@suse.cz>
3435 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
3437 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
3439 2010-04-30 Jan Hubicka <jh@suse.cz>
3441 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
3443 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
3444 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
3445 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
3446 cgraph_node_set_needs_ltrans_p): Remove.
3448 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
3450 * sdbout.c: Include vec.h, do not include varray.h.
3451 (deferred_global_decls, sdbout_global_decl,
3452 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
3453 * toplev.c: Do not include varray.h.
3454 (dump_memory_report): Do not dump VARRAY statistics.
3455 * gengtype.c (open_base_file): Ignore varray.h.
3456 * Makefile.in: Update for abovementioned changes.
3457 Remove all traces of varray.c and varray.h.
3458 * varray.c: Remove file.
3459 * varray.h: Remove file.
3461 2010-04-30 Jan Hubicka <jh@suse.cz>
3463 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
3466 2010-04-30 Jan Hubicka <jh@suse.cz>
3468 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
3471 2010-04-30 Richard Guenther <rguenther@suse.de>
3473 * tree-ssa-structalias.c (get_constraint_for_1): Generate
3474 constraints for CONSTRUCTOR.
3476 2010-04-30 Richard Guenther <rguenther@suse.de>
3479 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
3480 first after all lowering passes.
3482 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
3484 * toplev.c: Include varray.h for statistics dumping.
3485 * tree.h: Do not declare varray_head_tag.
3486 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
3487 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
3488 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
3489 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
3490 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
3491 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
3492 c-common.c, c-common.h, reg-stack.c, basic-block.h,
3493 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
3495 * Makefile.in: Update for abovementioned changes.
3497 2010-04-30 Jakub Jelinek <jakub@redhat.com>
3500 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
3502 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
3504 * config/picochip/picochip.c (picochip_legitimize_address): Define.
3505 Use this function to do machine-specific conversion.
3506 (picochip_legitimize_reload_address): Likewise.
3507 (picochip_legitimate_address_p): Check valid base register only if
3509 (picochip_check_conditional_copy): Check for modw only if opnd is
3511 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
3512 to call the function in c.
3513 * config/picochip/picochip-protos.h
3514 (picochip_legitimize_reload_address): Define.
3515 * config/picochip/picochip.md (supported_compare1): Define.
3517 2010-04-30 Jan Hubicka <jh@suse.cz>
3519 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
3520 (cgraph_global_info): Remove inlined.
3521 (LTO_cgraph_tag_names): Remove.
3522 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
3523 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
3524 simplify cgraph tags and document.
3525 (lto_output_node): Use only LTO_cgraph_unavail_node and
3526 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
3527 for_functions_valid, global info, process and output flags.
3528 (input_overwrite_node): Initialize estimated stack size and
3529 estimated growth. Do not read flags we no longer store.
3530 (input_node): Likewise do not read info no longer stored.
3531 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
3534 2010-04-30 Richard Guenther <rguenther@suse.de>
3536 PR tree-optimization/43879
3537 * tree-ssa-structalias.c (get_constraint_for_1): Properly
3538 handle non-zero initializers.
3540 2010-04-30 Richard Guenther <rguenther@suse.de>
3542 * builtins.c (fold_builtin_1): Delete free (0).
3544 2010-04-29 Jan Hubicka <jh@suse.cz>
3546 * gengtype.c (open_base_files): Add lto-streamer.h
3547 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
3548 (pass_ipa_cp): GGC collect.
3549 * toplev. (compile_file): Do not output symbols.
3550 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
3551 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
3552 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
3553 * lto-section-in.c: Include ggc.h
3554 (lto_new_in_decl_state): Alloc in GGC.
3555 (lto_delete_in_decl_state): Likewise.
3556 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
3559 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
3562 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
3563 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
3564 (HONOR_REG_ALLOC_ORDER): Describe new macro.
3565 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
3566 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
3567 account only if HONOR_REG_ALLOC_ORDER is not defined.
3568 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
3569 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
3571 2010-04-29 Jon Grant <04@jguk.org>
3573 * collect2.c (vflag): Change type from int to bool.
3575 (helpflag): New global bool.
3576 (main): Set vflag and debug with boolean, not integer truth values.
3577 Accept new "--help" option and output usage text if found.
3578 * collect2.h (vflag): Update prototype.
3581 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
3584 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
3586 2010-04-29 Richard Guenther <rguenther@suse.de>
3589 * plugin.h (invoke_plugin_callbacks): Annotate arguments
3590 with ATTRIBUTE_UNUSED.
3592 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
3595 * config/i386/i386.c (get_some_local_dynamic_name): Replace
3596 INSN_P with NONDEBUG_INSN_P.
3597 (distance_non_agu_define): Likewise.
3598 (distance_agu_use): Likewise.
3600 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
3602 From Dominique d'Humieres <dominiq@lps.ens.fr>
3604 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
3607 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
3609 * plugin.h (invoke_plugin_callbacks): New inline function.
3610 * plugin.c (flag_plugin_added): New global flag.
3611 (add_new_plugin): Initialize above flag.
3612 (invoke_plugin_callbacks): Rename to ...
3613 (invoke_plugin_callbacks_full): ... this.
3615 2010-04-28 Jan Hubicka <jh@suse.cz>
3617 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
3618 (lto_varpool_replace_node): New.
3619 (lto_symtab_resolve_symbols): Resolve varpool nodes.
3620 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
3621 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
3622 * cgraph.h (varpool_node_ptr): New type.
3623 (varpool_node_ptr): New vector.
3624 (varpool_node_set_def): New structure.
3625 (varpool_node_set): New type.
3626 (varpool_node_set): New vector.
3627 (varpool_node_set_element_def): New structure.
3628 (varpool_node_set_element, const_varpool_node_set_element): New types.
3629 (varpool_node_set_iterator): New type.
3630 (varpool_node): Add prev pointers, add used_from_other_partition,
3632 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
3633 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
3634 varpool_get_node, varpool_remove_node): Declare.
3635 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
3636 varpool_node_set_size): New inlines.
3637 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
3638 * tree-pass.h (varpool_node_set_def): Forward declare.
3639 (ipa_opt_pass_d): Summary writting takes vnode sets too.
3640 (ipa_write_optimization_summaries): Update prototype.
3641 * ipa-cp.c (ipcp_write_summary): Update.
3642 * ipa-reference.c (ipa_reference_write_summary): Update.
3643 * lto-cgraph.c (lto_output_varpool_node): New static function.
3644 (output_varpool): New function.
3645 (input_varpool_node): New static function.
3646 (input_varpool_1): New function.
3647 (input_cgraph): Input varpool.
3648 * ipa-pure-const.c (pure_const_write_summary): Update.
3649 * lto-streamer-out.c (lto_output): Update, output varpool too.
3650 (write_global_stream): Kill WPA hack.
3651 (produce_asm_for_decls): Update.
3652 (output_alias_pair_p): Handle variables.
3653 (output_unreferenced_globals): Output only needed partition of varpool.
3654 * ipa-inline.c (inline_write_summary): Update.
3655 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
3657 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
3658 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
3659 varpool_node_set_new, varpool_node_set_add,
3660 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
3661 debug_varpool_node_set): New functions.
3662 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
3663 (execute_one_pass): Process new decls too.
3664 (ipa_write_summaries_2): Pass around vsets.
3665 (ipa_write_summaries_1): Likewise.
3666 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
3668 (ipa_write_optimization_summaries_1): Pass around vsets.
3669 (ipa_write_optimization_summaries): Likewise.
3670 * varpool.c (varpool_get_node): New.
3671 (varpool_node): Update doubly linked lists.
3672 (varpool_remove_node): New.
3673 (dump_varpool_node): More dumping.
3674 (varpool_enqueue_needed_node): Update doubly linked lists.
3675 (decide_is_variable_needed): Kill ltrans hack.
3676 (varpool_finalize_decl): Kill lto hack.
3677 (varpool_assemble_decl): Skip decls in other partitions.
3678 (varpool_assemble_pending_decls): Update doubly linkes lists.
3679 (varpool_empty_needed_queue): Likewise.
3680 (varpool_extra_name_alias): Likewise.
3681 * lto-streamer.c (lto_get_section_name): Add vars section.
3682 * lto-streamer.h (lto_section_type): Update.
3683 (output_varpool, input_varpool): Declare.
3685 2010-04-28 Mike Stump <mikestump@comcast.net>
3687 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
3689 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3691 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
3692 record or union type with RECORD_OR_UNION_TYPE_P predicate.
3693 (lto_input_ts_type_tree_pointers): Likewise.
3694 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
3695 (lto_output_ts_type_tree_pointers): Likewise.
3697 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3699 Uniquization of constants at the Tree level
3700 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
3701 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
3703 (tree_output_constant_def): Declare.
3704 * gimplify.c (gimplify_init_constructor): When using block copy, first
3705 uniquize the constant constructor on the RHS.
3706 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
3707 DECL_IN_CONSTANT_POOL flag.
3708 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
3709 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
3711 (assemble_variable): Deal with symbols belonging to the tree constant
3713 (get_constant_section): Add ALIGN parameter and simplify.
3714 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
3715 (assemble_constant_contents): Use the expression of the VAR_DECL.
3716 (output_constant_def_contents): Use the alignment of the VAR_DECL.
3717 (tree_output_constant_def): New global function.
3718 (mark_constant): Use the expression of the VAR_DECL.
3719 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
3721 (output_object_block): Likewise and assemble the expression.
3723 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3725 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
3726 hash_tree, eq_tree): New tree hash table.
3727 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
3728 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
3729 lto_orig_address_remove): Reimplement.
3731 2010-04-28 Xinliang David Li <davidxl@google.com>
3734 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
3735 (compute_uninit_opnds_pos): New function.
3736 (is_non_loop_exit_postdominating): New function.
3737 (compute_control_dep_chain): New function.
3738 (find_pdom): New function.
3739 (convert_control_dep_chain_into_preds): New function.
3740 (find_predicates): New function.
3741 (find_control_equiv_block): New function.
3742 (collect_phi_def_edges): New function.
3743 (find_def_preds): New function.
3744 (find_dom): New function.
3745 (dump_predicates): New function.
3746 (get_cmp_code): New function.
3747 (is_value_included_in): New function.
3748 (find_matching_predicate_in_rest_chains): New function.
3749 (use_pred_not_overlap_with_undef_path_pred): New function.
3750 (is_use_properly_guarded): New function.
3751 (normalize_cond_1): New function.
3752 (is_and_or_or): New function.
3753 (normalize_cond): New function.
3754 (is_gcond_subset_of): New function.
3755 (is_subset_of_any): New function.
3756 (is_or_set_subset_of): New function.
3757 (is_and_set_subset_of): New function.
3758 (is_norm_cond_subset_of): New function.
3759 (is_pred_expr_subset_of): New function.
3760 (is_pred_chain_subset_of): New function.
3761 (is_included_in): New function.
3762 (is_superset_of): New function.
3763 (find_uninit_use): New function.
3764 (warn_uninitialized_phi): New function.
3765 (compute_possibly_undefined_names): New function.
3766 (ssa_undefined_value_p): New function.
3767 (execute_late_warn_uninitialized): New function.
3768 * tree-ssa.c (ssa_undefined_value_p): Removed.
3769 (warn_uninit): Changed to extern.
3770 (warn_uninitialized_phi): Removed.
3771 (warn_uninitialized_vars): Changed to extern.
3772 (execute_late_warn_uninitialized): Removed
3773 * tree-flow.h: Add new prototypes.
3774 * timevar.def: Add new time variable.
3775 * Makefile.in: Add new build file.
3777 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
3779 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3782 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3785 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
3787 2010-04-28 Martin Jambor <mjambor@suse.cz>
3789 * cgraph.h (struct cgraph_node): New field indirect_calls.
3790 (struct cgraph_indirect_call_info): New type.
3791 (struct cgraph_edge): Removed field indirect_call. New fields
3792 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
3793 (cgraph_create_indirect_edge): Declare.
3794 (cgraph_make_edge_direct): Likewise.
3795 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
3796 * ipa-prop.h (struct ipa_param_call_note): Removed.
3797 (struct ipa_node_params): Removed field param_calls.
3798 (ipa_create_all_structures_for_iinln): Declare.
3799 * cgraph.c: Described indirect edges and uids in initial comment.
3800 (cgraph_add_edge_to_call_site_hash): New function.
3801 (cgraph_edge): Search also among the indirect edges, use
3802 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
3803 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
3804 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
3806 (initialize_inline_failed): Assign a reason to indirect edges.
3807 (cgraph_create_edge_1): New function.
3808 (cgraph_create_edge): Moved some functionality to
3809 cgraph_create_edge_1.
3810 (cgraph_create_indirect_edge): New function.
3811 (cgraph_edge_remove_callee): Add an assert checking for
3813 (cgraph_edge_remove_caller): Special-case indirect edges.
3814 (cgraph_remove_edge): Likewise.
3815 (cgraph_set_edge_callee): New function.
3816 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
3817 (cgraph_make_edge_direct): New function.
3818 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
3819 the declaration of the call statement matches.
3820 (cgraph_node_remove_callees): Special-case indirect edges.
3821 (cgraph_clone_edge): Likewise.
3822 (cgraph_clone_node): Clone also the indirect edges.
3823 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
3824 indirect_call, dump count of indirect_calls edges.
3825 * ipa-prop.c (iinlining_processed_edges): New variable.
3826 (ipa_note_param_call): Create indirect edges instead of
3827 creating notes. New parameter node.
3828 (ipa_analyze_call_uses): New parameter node, pass it on to
3829 ipa_note_param_call.
3830 (ipa_analyze_stmt_uses): Likewise.
3831 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
3832 (print_edge_addition_message): Work on edges rather than on notes.
3833 (update_call_notes_after_inlining): Likewise, renamed to
3834 update_indirect_edges_after_inlining.
3835 (ipa_create_all_structures_for_iinln): New function.
3836 (ipa_free_node_params_substructures): Do not free notes.
3837 (ipa_edge_duplication_hook): Propagate bits within
3838 iinlining_processed_edges bitmap.
3839 (ipa_node_duplication_hook): Do not duplicate notes.
3840 (free_all_ipa_structures_after_ipa_cp): Renamed to
3841 ipa_free_all_structures_after_ipa_cp.
3842 (free_all_ipa_structures_after_iinln): Renamed to
3843 ipa_free_all_structures_after_iinln.
3844 (ipa_write_param_call_note): Removed.
3845 (ipa_read_param_call_note): Removed.
3846 (ipa_write_indirect_edge_info): New function.
3847 (ipa_read_indirect_edge_info): Likewise.
3848 (ipa_write_node_info): Do not stream notes, do stream information
3850 (ipa_read_node_info): Likewise.
3851 (lto_ipa_fixup_call_notes): Removed.
3852 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
3853 * ipa-inline.c (pass_ipa_inline): Likewise.
3854 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
3855 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
3856 * tree-inline.c (copy_bb): Removed an unnecessary double check for
3858 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
3860 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
3861 (output_cgraph): Stream also indirect edges.
3862 (lto_output_edge): Added capability to stream indirect edges.
3863 (input_edge): Likewise.
3864 (input_cgraph_1): Likewise.
3865 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
3868 2010-04-28 Richard Guenther <rguenther@suse.de>
3870 PR tree-optimization/43879
3871 PR tree-optimization/43909
3872 * tree-ssa-structalias.c (struct variable_info): Add
3873 only_restrict_pointers flag.
3874 (new_var_info): Initialize it. Increment stats.total_vars here.
3875 (create_function_info_for): Do not increment stats.total_vars here.
3876 (get_function_part_constraint): Fix build with C++.
3877 (insert_into_field_list): Remove.
3878 (push_fields_onto_fieldstack): Properly merge fields.
3879 (create_variable_info_for): Split and simplify.
3880 (create_variable_info_for_1): New piece.
3881 (intra_create_variable_infos): Properly make restrict constraints
3884 2010-04-28 Richard Guenther <rguenther@suse.de>
3887 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
3889 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
3890 Jan Hubicka <hubicka@ucw.cz>
3892 * doc/invoke.texi (-Wsuggest-attribute=const,
3893 -Wsuggest-attribute=pure): Document.
3894 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
3895 (function_always_visible_to_compiler_p,
3896 suggest_attribute, warn_function_pure, warn_function_const):
3898 (check_call): Improve debug info.
3899 (analyze_function): Do not check availability.
3900 (add_new_function): Check availability.
3901 (propagate): Output warnings.
3902 (skip_function_for_local_pure_const): New function.
3903 (local_pure_const): Use it; output warnings.
3904 * common.opt (Wsuggest-attribute=const,
3905 Wsuggest-attribute=pure): New.
3907 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3909 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
3910 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
3911 or DW_CFA_def_cfa_offset{,_sf}.
3913 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3915 * tree.h: Fix truncated long macros.
3917 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
3919 * collect2.c (TARGET_64BIT): Redefine to target's default.
3920 * tlink.c: Likewise.
3921 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
3922 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
3923 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
3924 for underscoring __USER_LABEL_PREFIX__.
3925 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
3926 (SUB_LINK_ENTRY32): New.
3927 (SUB_LINK_ENTRY64): New.
3928 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
3929 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
3930 (SUB_LINK_ENTRY64): New.
3931 (SUB_LINK_ENTRY): New.
3932 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
3933 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
3934 x64 target is choosen.
3935 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
3936 * configure: Regenerated.
3937 * configure.ac (leading-mingw64-underscores): Option added.
3939 2010-04-27 Jan Hubicka <jh@suse.cz>
3941 * doc/invoke.texi (-fipa-profile): Document.
3942 * opts.c (decode_options): Enable ipa-profile at -O1.
3943 * timevar.def (TV_IPA_PROFILE): Define.
3944 * common.opt (fipa-profile): Add.
3945 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
3947 (cgraph_propagate_frequency): Handle only local ones.
3948 * tree-pass.h (pass_ipa_profile): Declare.
3949 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
3950 (pass_ipa_profile): Use TV_IPA_PROFILE.
3951 * ipa.c (ipa_profile): New function.
3952 (gate_ipa_profile): Likewise.
3953 (pass_ipa_profile): New global variable.
3954 * passes.c (pass_ipa_profile): New.
3956 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
3958 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
3960 2010-04-27 Martin Jambor <mjambor@suse.cz>
3963 * ipa.c (dissolve_same_comdat_group_list): New function.
3964 (function_and_variable_visibility): Call
3965 dissolve_same_comdat_group_list when comdat group contains external or
3967 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
3968 lists are circular and that they contain only DECL_ONE_ONLY nodes.
3970 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3972 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
3973 (const_hash_1) <VECTOR_CST>: New case.
3974 (compare_constant) <VECTOR_CST>: Likewise.
3975 <ADDR_EXPR>: Deal with LABEL_REFs.
3976 (copy_constant) <VECTOR_CST>: New case.
3978 2010-04-27 Jan Hubicka <jh@suse.cz>
3980 * cgraph.c (cgraph_propagate_frequency): New function.
3981 * cgraph.h (cgraph_propagate_frequency): Declare.
3982 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
3983 cgraph_propagate_frequency.
3985 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3987 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
3989 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
3992 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
3993 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
3994 here to determine which regs to push and how much stack to reserve.
3996 2010-04-27 Jie Zhang <jie@codesourcery.com>
3998 * doc/gimple.texi (gimple_statement_with_ops): Remove
3999 addresses_taken field.
4000 (gimple_statement_with_memory_ops): Likewise.
4002 2010-04-27 Jan Hubicka <jh@suse.cz>
4004 * tree-inline.c (eni_inlining_weights): Remove.
4005 (estimate_num_insns): Special case more builtins.
4007 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
4010 * c-typeck.c (build_binary_op): Move forward check for comparison
4011 pointer with null pointer constant and adjust the diagnostic message.
4013 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
4016 * configure.ac (gcc_cv_as_section_has_align): Set if installed
4017 binutils supports extended .section directive needed by LTO, or
4018 warn if older binutils found.
4019 (LTO_BINARY_READER): New AC_SUBST'd variable.
4020 (LTO_USE_LIBELF): Likewise.
4021 * gcc/config.gcc (lto_binary_reader): New target-specific configure
4023 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
4024 (LTO_USE_LIBELF): Likewise.
4025 * configure: Regenerate.
4027 * collect2.c (is_elf): Rename from this ...
4028 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
4029 object files in addition to ELF-formatted ones.
4030 (scan_prog_file): Caller updated. Also allow for LTO info marker
4031 symbol to be prefixed or not by an extra underscore.
4033 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
4034 * config/i386/winnt.c: Also #include lto-streamer.h
4035 (i386_pe_asm_named_section): Specify 1-byte section alignment for
4037 (i386_pe_asm_output_aligned_decl_common): Add comment.
4038 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
4040 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
4043 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
4044 Add missing earlyclobber for second alternative.
4046 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
4048 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
4049 bits for artificial defs at the top of the block.
4050 * fwprop.c (single_def_use_enter_block): Don't call it.
4052 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
4055 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
4056 instead of "$gcc_cv_objdump -T".
4057 Use "-undefined dynamic_lookup" on darwin.
4058 * gcc/configure: Regenerate.
4060 2010-04-26 Jakub Jelinek <jakub@redhat.com>
4063 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
4065 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4067 * c-parser.c (struct c_token): Move location field up.
4068 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
4069 (struct c_declspecs): Convert typespec_word, storage_class, and
4070 default_int_p into bitfields.
4071 (struct c_declarator): Move loc field up.
4073 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4075 * cfgloop.h (struct loop): Move can_be_parallel field up.
4076 * ipa-prop.h (struct ip_node_params): Move bitfields up.
4077 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
4079 (struct iv_cand): Convert pos field into a bitfield.
4080 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
4082 (struct _stmt_vec_info): Shuffle fields for better packing.
4084 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4086 * varasm.c (IN_NAMED_SECTION): Remove guard.
4087 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
4088 (IN_NAMED_SECTION_P): ...this.
4089 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
4090 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
4092 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4094 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
4095 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
4096 of shadowing it. Fix comments.
4098 2010-04-26 Jan Hubicka <jh@suse.cz>
4100 * cgraph.c (cgraph_create_node): Set node frequency to normal.
4101 (cgraph_clone_node): Copy function frequency.
4102 * cgraph.h (node_frequency): New enum
4103 (struct cgraph_node): Add.
4104 * final.c (rest_of_clean_state): Update.
4105 * lto-cgraph.c (lto_output_node): Output node frequency.
4106 (input_overwrite_node): Input node frequency.
4107 * tre-ssa-loop-ivopts (computation_cost): Update.
4108 * lto-streamer-out.c (output_function): Do not output function
4110 * predict.c (maybe_hot_frequency_p): Update and handle functions
4112 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
4114 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
4115 (compute_function_frequency): Set noreturn functions to be executed
4117 (choose_function_section): Update.
4118 * lto-streamer-in.c (input_function): Do not input function frequency.
4119 * function.c (allocate_struct_function): Do not initialize function
4121 * function.h (function_frequency): Remove.
4122 (struct function): Remove function frequency.
4123 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
4124 (try_update): Update.
4125 * tree-inline.c (initialize_cfun): Do not update function frequency.
4126 * passes.c (pass_init_dump_file): Update.
4127 * i386.c (ix86_compute_frame_layout): Update.
4128 (ix86_pad_returns): Update.
4130 2010-04-26 Jie Zhang <jie@codesourcery.com>
4132 PR tree-optimization/43833
4133 * tree-vrp.c (range_int_cst_p): New.
4134 (range_int_cst_singleton_p): New.
4135 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
4136 when both operands are constants. Use range_int_cst_p in
4139 2010-04-26 Jan Hubicka <jh@suse.cz>
4141 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
4143 2010-04-26 Richard Guenther <rguenther@suse.de>
4146 * gimple.c (gimple_decl_printable_name): Deal gracefully
4147 with a NULL DECL_NAME.
4149 2010-04-26 Richard Guenther <rguenther@suse.de>
4152 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
4153 if emitting debug information and it is either a function
4154 or a namespace decl.
4156 2010-04-26 Ira Rosen <irar@il.ibm.com>
4158 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
4159 determine if the statement is vectorizable, and a macro to access it.
4160 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4161 Skip statements that can't be vectorized. If the analysis fails,
4162 mark the statement as unvectorizable if vectorizing basic block.
4163 (vect_compute_data_refs_alignment): Likewise.
4164 (vect_verify_datarefs_alignment): Skip statements marked as
4165 unvectorizable. Add print.
4166 (vect_analyze_group_access): Skip statements that can't be
4167 vectorized. If the analysis fails, mark the statement as
4168 unvectorizable if vectorizing basic block.
4169 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
4170 * tree-vect-stmts.c (vectorizable_store): Fix the number of
4171 generated stmts for SLP.
4172 (new_stmt_vec_info): Initialize the new field.
4173 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
4174 statements marked as unvectorizable.
4176 2010-04-25 Joseph Myers <joseph@codesourcery.com>
4178 * c-common.c (flag_isoc1x): New.
4179 (flag_isoc99): Update comment.
4180 * c-common.h (flag_isoc1x): New.
4181 (flag_isoc99): Update comment.
4182 * c-cppbuiltin.c (builtin_define_float_constants): Also define
4183 __<type>_DECIMAL_DIG__.
4184 * c-opts.c (set_std_c1x): New.
4185 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
4186 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
4187 * c.opt (-std=c1x, -std=gnu1x): New options.
4188 * doc/cpp.texi: Mention -std=c1x.
4189 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
4190 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
4191 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
4192 * doc/standards.texi: Mention C1X.
4193 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
4194 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
4195 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
4198 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
4200 * config/i386/gmon-sol2.c (_mcleanup): Change format string
4201 placeholder from 0x%x to %#x.
4202 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
4203 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
4204 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
4205 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
4206 * config/i386/i386.c (ix86_target_string): Ditto.
4207 (output_pic_addr_const): Ditto.
4208 (print_operand): Ditto.
4210 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
4212 * combine.c (find_split_point): Add third argument. Use it
4213 to find nested multiply-accumulate instructions. Adjust calls.
4214 (try_combine): Adjust call to find_split_point.
4216 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
4218 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
4220 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
4222 PR tree-optimization/41442
4223 * fold-const.c (merge_truthop_with_opposite_arm): New function.
4224 (fold_binary_loc): Call it.
4226 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4228 * toplev.c (general_init): Set default for fdiagnostics-show-option.
4229 * opts.c (common_handle_option): Allow disabling it.
4230 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
4232 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
4234 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
4235 between modes if both types are integral.
4237 2010-04-23 Richard Guenther <rguenther@suse.de>
4239 PR tree-optimization/43572
4240 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
4242 2010-04-23 Richard Guenther <rguenther@suse.de>
4245 * tree-inline.c (tree_can_inline_p): Also check compatibility
4248 2010-04-23 Martin Jambor <mjambor@suse.cz>
4250 PR tree-optimization/43846
4251 * tree-sra.c (struct access): New flag grp_assignment_read.
4252 (build_accesses_from_assign): Set grp_assignment_read.
4253 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
4254 (enum mark_read_status): New type.
4255 (analyze_access_subtree): Propagate grp_assignment_read, create
4256 accesses also if both direct_read and root->grp_assignment_read.
4258 2010-04-23 Martin Jambor <mjambor@suse.cz>
4261 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
4262 function does not have type attributes.
4264 2010-04-23 Richard Guenther <rguenther@suse.de>
4267 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
4270 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4272 * sese.h (create_if_region_on_edge): Remove.
4274 * sese.c (create_if_region_on_edge): Make static.
4276 * tree-inline.c: Do not include ggc.h.
4278 * expr.c: Do not include ggc.h.
4280 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
4283 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
4286 * config/sh/sh.c (find_barrier): Don't emit a constant pool
4287 in the middle of insns for casesi_worker_2.
4289 2010-04-22 David Edelsohn <edelsohn@gnu.org>
4291 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
4293 2010-04-22 Ira Rosen <irar@il.ibm.com>
4295 PR tree-optimization/43842
4296 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
4297 loop unrolling in update of exit phis. Fix comment.
4298 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
4299 least two reduction statements in the loop before starting SLP
4302 2010-04-22 Nick Clifton <nickc@redhat.com>
4304 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
4306 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
4308 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
4311 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4313 * tree-parloops.c (loop_parallel_p): New argument
4314 parloop_obstack. Pass it down.
4315 (parallelize_loops): New variable parloop_obstack. Initialize it,
4316 pass it down, free it.
4318 * tree-loop-linear.c (linear_transform_loops): Pass down
4321 * tree-data-ref.h (lambda_compute_access_matrices): New argument
4322 of type struct obstack *.
4324 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
4325 scratch_obstack. Initialize it, pass down, free it.
4327 * lambda.h (lambda_loop_new): Remove.
4328 (lambda_matrix_new, lambda_matrix_inverse)
4329 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
4330 argument of type struct obstack *.
4332 * lambda-trans.c (lambda_trans_matrix_new): New argument
4333 lambda_obstack. Pass it down, use obstack allocation for ret.
4334 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
4337 * lambda-mat.c (lambda_matrix_get_column)
4338 (lambda_matrix_project_to_null): Remove.
4339 (lambda_matrix_new): New argument lambda_obstack. Use obstack
4341 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
4344 * lambda-code.c (lambda_loop_new): New function.
4345 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
4346 (lambda_compute_auxillary_space, lambda_compute_target_space)
4347 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
4348 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
4349 (build_access_matrix): New argument lambda_obstack. Use obstack
4351 (lambda_compute_step_signs, lambda_compute_access_matrices): New
4352 argument lambda_obstack. Pass it down.
4354 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4356 * optabs.h (expand_widening_mult): Declare.
4358 2010-04-22 Richard Guenther <rguenther@suse.de>
4360 PR tree-optimization/43845
4361 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
4362 lookup the CALL_EXPR function and arguments.
4364 2010-04-22 Nick Clifton <nickc@redhat.com>
4366 * config/stormy16/stormy16.c
4367 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
4368 * config/stormy16/stormy16.h: Tidy up formatting.
4369 (DONT_USE_BUILTIN_SETJMP): Remove definition.
4370 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
4371 (ineqbranchsi): Delete pattern.
4372 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
4373 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
4374 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
4375 stormy16-lib2-ucmpsi2.c.
4377 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4379 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
4380 df_simulate_find_noclobber_defs as appropriate. Keep track of an
4381 extra set merge_set_noclobber, and use it to relax the final test
4383 * df.h (df_simulate_find_noclobber_defs): Declare.
4384 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
4386 (df_simulate_find_noclobber_defs): New function.
4388 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
4390 * config/i386/i386.md: Use {} around multi-line preparation statements.
4392 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4394 * c-tree.h (push_init_level, pop_init_level, set_init_index)
4395 (process_init_element): New argument of type struct obstack *.
4397 * c-typeck.c (push_init_level, pop_init_level, set_designator)
4398 (set_init_index, set_init_label, set_nonincremental_init)
4399 (set_nonincremental_init_from_string, find_init_member)
4400 (output_init_element, output_pending_init_elements)
4401 (process_init_element): New argument braced_init_obstack. Pass it
4403 (push_range_stack, add_pending_init): New argument
4404 braced_init_obstack. Use obstack allocation.
4406 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
4407 braced_init_obstack. Pass it down.
4408 (c_parser_braced_init): New variables ret, braced_init_obstack.
4409 Initialize obstack, pass it down and finally free it.
4411 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4414 * tree-pass.h (pass_optimize_widening_mul): Declare.
4415 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
4416 gate_optimize_widening_mul): New static functions.
4417 (pass_optimize_widening_mul): New.
4418 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
4419 <case MULT_EXPR>: Remove support for widening multiplies.
4420 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
4421 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
4422 simplify_gen_unary rather than directly building extensions.
4423 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
4425 * expmed.c (expand_widening_mult): New function.
4426 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
4428 2010-04-21 Jan Hubicka <jh@suse.cz>
4430 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
4431 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
4432 * lto-wpa-fixup.c: Remove.
4433 * Makefile.in (lto-wpa-fixup.o): Remove.
4434 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
4435 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
4436 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
4438 2010-04-21 Jan Hubicka <jh@suse.cz>
4440 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
4441 add write_optimization_summary, read_optimization_summary.
4442 (ipa_write_summaries_of_cgraph_node_set): Remove.
4443 (ipa_write_optimization_summaries): Declare.
4444 (ipa_read_optimization_summaries): Declare.
4445 * ipa-cp.c (pass_ipa_cp): Update.
4446 * ipa-reference.c (pass_ipa_reference): Update.
4447 * ipa-pure-const.c (pass_ipa_pure_const): Update.
4448 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
4450 * ipa-inline.c (pass_ipa_inline): Update.
4451 * ipa.c (pass_ipa_whole_program): Update.
4452 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
4453 * passes.c (ipa_write_summaries_1): Do not test wpa.
4454 (ipa_write_optimization_summaries_1): New.
4455 (ipa_write_optimization_summaries): New.
4456 (ipa_read_summaries): Do not test ltrans.
4457 (ipa_read_optimization_summaries_1): New.
4458 (ipa_read_optimization_summaries): New.
4460 2010-04-21 Jan Hubicka <jh@suse.cz>
4462 * lto-cgraph.c (lto_output_node): Do not output comdat groups
4464 (output_cgraph): Do not arrange comdat groups for boundary nodes.
4466 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4469 * dwarf2out.c (add_name_and_src_coords_attributes): Add
4470 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
4472 2010-04-21 Jan Hubicka <jh@suse.cz>
4474 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
4476 2010-04-21 Jan Hubicka <jh@suse.cz>
4478 * varpool.c (decide_is_variable_needed): Variable is always needed
4481 2010-04-21 Jan Hubicka <jh@suse.cz>
4483 * opts.c (decode_options): Enable pure-const pass for whopr.
4485 2010-04-21 Jan Hubicka <jh@suse.cz>
4487 * cgraph.c (dump_cgraph_node): Dump also assembler name.
4488 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
4490 (cgraph_decide_inlining): Do not expect callee to be removed in all
4493 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
4495 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
4497 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
4499 * config/i386/i386.md (x86_shrd): Add athlon_decode and
4500 amdfam10_decode attributes.
4502 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4505 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
4506 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
4507 (lower_copyprivate_clauses): Use private var in outer
4508 context instead of original var. Make sure the types
4509 are correct for VLAs.
4511 2010-04-21 Richard Guenther <rguenther@suse.de>
4513 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
4514 to non-pointer objects.
4516 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4518 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
4519 last chain entry if it starts with the still current label.
4520 (add_location_or_const_value_attribute): Check that
4521 loc_list->first->next is NULL instead of comparing ->first with ->last.
4522 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
4523 to add_var_loc_to_decl.
4525 * dwarf2out.c (output_call_frame_info): For dw_cie_version
4526 >= 4 add also address size and segment size fields into CIE header.
4528 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
4529 long as address size is the same as sizeof (void *) and
4531 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
4532 address size or segment size is unexpected, return DW_EH_PE_omit.
4533 (classify_object_over_fdes): If get_cie_encoding returned
4534 DW_EH_PE_omit, return -1.
4535 (init_object): If classify_object_over_fdes returned -1,
4536 pretend there were no FDEs at all.
4538 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
4540 * config/i386/i386.md (bswap<mode>2): Macroize expander from
4541 bswap{si,di}2 using SWI48 mode iterator.
4542 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
4543 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
4544 set modrm attribute of bswap insn to 0 and remove length attribute.
4545 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
4546 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
4547 set mode attribute to <MODE> and remove length attribute.
4549 2010-04-20 James E. Wilson <wilson@codesourcery.com>
4551 PR rtl-optimization/43520
4552 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
4553 zero available registers.
4555 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4557 * builtins.c (fold_builtin_cproj): Fold more cases.
4559 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4561 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
4562 (fold_builtin_1): Fold builtin cproj.
4563 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
4564 Use ATTR_CONST_NOTHROW_LIST.
4566 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
4568 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
4569 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
4570 ffsi2_no_cmove for !TARGET_CMOVE.
4571 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
4572 (ffssi2): Remove expander.
4573 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
4575 (ctz<mode>2): Ditto from ctz{si,di}2.
4576 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
4578 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
4581 2010-04-20 Jakub Jelinek <jakub@redhat.com>
4583 * dwarf2out.c (AT_linkage_name): Define.
4584 (clone_as_declaration): Handle DW_AT_linkage_name.
4585 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
4586 of DW_AT_MIPS_linkage_name.
4587 (move_linkage_attr): Likewise.
4588 (dwarf2out_finish): Likewise.
4590 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
4593 * fold-const.c (fold_comparison): New folding rule.
4595 2010-04-20 Anatoly Sokolov <aesok@post.ru>
4597 * double-int.h (double_int_setbit): Declare.
4598 * double-int.c (double_int_setbit): New function.
4599 * rtl.h (immed_double_int_const): Declare.
4600 * emit-rtl.c (immed_double_int_const): New function.
4601 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
4602 and immed_double_int_const functions.
4603 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
4604 expand_copysign_bit): (Ditto.).
4605 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
4606 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
4607 * dojump.c (prefer_and_bit_test): (Ditto.).
4608 * expr.c (convert_modes, reduce_to_bit_field_precision,
4609 const_vector_from_tree): (Ditto.).
4610 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4612 2010-04-20 Jan Hubicka <jh@suse.cz>
4614 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
4615 (dump_cgraph_node): Dump new flags.
4616 * cgraph.h (struct cgraph_node): Add flags
4617 reachable_from_other_partition and in_other_partition.
4618 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
4619 other partition can not be removed.
4620 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
4621 the other partition must be output; silence sanity checking on
4622 leaking functions bodies from other paritition.
4623 * lto-cgraph.c (reachable_from_other_partition_p): New function.
4624 (lto_output_node): Output new flags; do not sanity check that inline
4625 clones are output; drop lto_forced_extern_inline_p code; do not mock
4626 visibility flags at partition boundaries.
4627 (add_node_to): New function.
4628 (output_cgraph): Use it to sort functions so masters appear before
4630 (input_overwrite_node): Input new flags.
4631 * passes.c (ipa_write_summaries): Do not call
4632 lto_new_extern_inline_states.
4633 * lto-section-out.c (forced_extern_inline,
4634 lto_new_extern_inline_states lto_delete_extern_inline_states,
4635 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
4636 * lto-streamer.h (lto_new_extern_inline_states,
4637 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
4638 lto_forced_extern_inline_p): Kill.
4640 2010-04-20 Richard Guenther <rguenther@suse.de>
4642 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
4643 from vars that can have pointers.
4644 (process_constraint): Dump useless constraints.
4646 2010-04-20 Richard Guenther <rguenther@suse.de>
4648 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
4649 (dump_sa_points_to_info): Remove asserts.
4650 (init_base_vars): nothing_id isn't an escape point nor does it
4653 2010-04-20 Jakub Jelinek <jakub@redhat.com>
4655 * tree.h (TYPE_REF_IS_RVALUE): Define.
4656 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
4657 should_move_die_to_comdat, prune_unused_types_walk): Handle
4658 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
4659 (modified_type_die, gen_reference_type_die): Emit
4660 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
4661 if TYPE_REF_IS_RVALUE and -gdwarf-4.
4663 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4666 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
4667 calls for -fpic -m31 if they have been sibcall optimized.
4669 2010-04-19 James E. Wilson <wilson@codesourcery.com>
4671 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
4672 ar.lc fixed and call-used.
4674 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
4676 2010-04-19 Jan Hubicka <jh@suse.cz>
4678 * opts.c (decode_options): Disable whpr incompatible passes.
4679 * lto/lto.c (lto_1_to_1_map): Skip clones.
4680 (read_cgraph_and_symbols): Do not mark everything as needed.
4681 (do_whole_program_analysis): Do map only after optimizing;
4682 set proper cgraph_state; use passmanager.
4684 2010-04-19 DJ Delorie <dj@redhat.com>
4686 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
4687 POINTER_PLUS_EXPR and fix them.
4689 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
4691 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
4692 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
4693 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
4694 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
4695 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
4696 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
4697 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
4698 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
4699 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
4700 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
4701 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
4703 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
4705 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
4706 (check_cond_move_block): Likewise.
4707 (cond_move_process_if_block): Likewise.
4708 (noce_find_if_block): Improve formatting.
4709 (find_if_header): Pass 0 to memset and tweak conditions.
4710 (cond_exec_find_if_block): Fix long lines and tweak conditions.
4712 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4714 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
4718 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
4719 with non-local decl doesn't need chain.
4721 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
4723 * ira-color.c (allocno_reload_assign): Avoid accumulating
4724 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
4726 2010-04-19 Martin Jambor <mjambor@suse.cz>
4728 * gimple.h (create_tmp_reg): Declare.
4729 * gimplify.c (create_tmp_reg): New function.
4730 (gimplify_return_expr): Use create_tmp_reg.
4731 (gimplify_omp_atomic): Likewise.
4732 (gimple_regimplify_operands): Likewise.
4733 * tree-dfa.c (make_rename_temp): Likewise.
4734 * tree-predcom.c (predcom_tmp_var): Likewise.
4735 (reassociate_to_the_same_stmt): Likewise.
4736 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
4737 (get_replaced_param_substitute): Likewise.
4738 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
4739 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
4740 * tree-ssa-pre.c (get_representative_for): Likewise.
4741 (create_expression_by_pieces): Likewise.
4742 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
4743 (create_tailcall_accumulator): Likewise.
4745 2010-04-19 Martin Jambor <mjambor@suse.cz>
4747 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
4749 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
4751 2010-04-19 Richard Guenther <rguenther@suse.de>
4753 PR tree-optimization/43796
4754 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
4755 from SCEV in the lattice.
4756 (vrp_visit_phi_node): Dump change.
4758 2010-04-19 Richard Guenther <rguenther@suse.de>
4760 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
4761 * configure: Re-generated.
4763 2010-04-19 Richard Guenther <rguenther@suse.de>
4765 PR tree-optimization/43783
4766 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
4767 constant ARRAY_REF operands two and three if possible.
4769 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
4772 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
4774 2010-04-19 Jie Zhang <jie@codesourcery.com>
4777 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
4779 2010-04-19 Ira Rosen <irar@il.ibm.com>
4781 PR tree-optimization/37027
4782 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
4783 and macro to access it.
4784 (vectorizable_reduction): Add argument.
4785 (vect_get_slp_defs): Likewise.
4786 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
4787 statements for possible use in SLP.
4788 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
4789 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
4790 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
4792 (vectorizable_reduction): Likewise.
4793 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
4795 (vectorizable_type_demotion, vectorizable_type_promotion,
4796 vectorizable_store): Likewise.
4797 (vect_analyze_stmt): Update call to vectorizable_reduction.
4798 (vect_transform_stmt): Likewise.
4799 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
4800 (vect_build_slp_tree): Fix indentation. Check that there are no loads
4801 from different interleaving chains in same node.
4802 (vect_slp_rearrange_stmts): New function.
4803 (vect_supported_load_permutation_p): Allow load permutations for
4804 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
4805 inside SLP nodes if necessary.
4806 (vect_analyze_slp_instance): Handle reductions.
4807 (vect_analyze_slp): Try to build SLP instances originating from groups
4809 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
4810 (vect_get_constant_vectors): Create initial vectors for reductions
4811 according to reduction code. Add new argument.
4812 (vect_get_slp_defs): Add new argument, pass it to
4813 vect_get_constant_vectors.
4814 (vect_schedule_slp_instance): Remove SLP tree root statements.
4816 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4818 * tree.h (ENUM_IS_SCOPED): Define.
4819 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
4820 for ENUM_IS_SCOPED enums.
4822 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
4824 * fold-const.c (fold_comparison): Use ssizetype.
4825 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
4826 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
4827 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
4828 * tree-object-size.c (compute_object_sizes): Use size_type_node.
4830 * tree.h (initialize_sizetypes): Remove parameter.
4831 (build_common_tree_nodes): Remove second parameter.
4832 * stor-layout.c (initialize_sizetypes): Remove parameter.
4833 Always create an unsigned type.
4834 (set_sizetype): Assert that the passed type is unsigned and simplify.
4835 * tree.c (build_common_tree_nodes): Remove second parameter.
4836 Adjust call to initialize_sizetypes.
4837 * c-decl.c (c_init_decl_processing): Remove second argument in call to
4838 build_common_tree_nodes.
4840 2010-04-18 Matthias Klose <doko@ubuntu.com>
4842 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
4844 2010-04-18 Ira Rosen <irar@il.ibm.com>
4846 PR tree-optimization/43771
4847 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
4848 load permutation doesn't have gaps.
4850 2010-04-18 Jan Hubicka <jh@suse.cz>
4852 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
4853 (sse_prologue_save_insn expander): Use new pattern.
4854 (sse_prologue_save_insn1): New pattern and splitter.
4855 (sse_prologue_save_insn): Update to deal also with 64bit aligned
4857 * i386.c (setup_incoming_varargs_64): Do not compute jump
4859 (ix86_gimplify_va_arg): Update alignment needed.
4860 (ix86_local_alignment): Do not align all local arrays to 128bit.
4862 2010-04-17 Jan Hubicka <jh@suse.cz>
4864 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
4866 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4868 * arm.md (negdi2): Remove redundant code to force values into a
4871 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4873 * arm/bpabi.S: Add EABI alignment attributes to objects.
4874 * arm/bpabi-v6m.S: Likewise.
4875 * arm/crti.asm: Likewise.
4876 * arm/crtn.asm: Likewise.
4877 * arm/lib1funcs.asm: Likewise.
4878 * arm/libunwind.S: Likewise.
4880 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4882 * arm-protos.h (tune_params): New structure.
4883 * arm.c (current_tune): New variable.
4884 (arm_constant_limit): Delete.
4885 (struct processors): Add pointer to the tune parameters.
4886 (arm_slowmul_tune): New tuning option.
4887 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
4888 (all_cores): Adjust to pick up the tuning model.
4889 (arm_constant_limit): New function.
4890 (arm_override_options): Select the appropriate tuning model. Delete
4891 initialization of arm_const_limit.
4892 (arm_split_constant): Use the new constant-limit model.
4893 (arm_rtx_costs): Pick up the current tuning model.
4894 * arm.md (is_strongarm, is_xscale): Delete.
4895 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
4896 for Xscale variant architectures.
4897 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
4899 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4901 * config/arm/arm.c (arm_gen_constant): Remove unused variable
4903 (arm_rtx_costs_1): Remove unused variable extra_cost.
4904 (arm_unwind_emit_set): Use variable offset.
4905 (thumb1_output_casesi): Remove unused variable flags.
4907 2010-04-16 Jeff Law <law@redhat.com>
4909 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
4910 needing assignment rather than doing a two-phase assignment. Remove
4911 unused variable 'm'.
4913 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4916 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
4918 2010-04-16 Doug Kwan <dougkwan@google.com>
4920 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
4921 (next_operand_entry_id): New static variable.
4922 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
4923 (add_to_ops_vec): Assigned unique ID to operand entry.
4924 (struct oecount_s): New field ID.
4925 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
4926 (undistribute_ops_list): Assign unique IDs to oecounts.
4927 (init_reassoc): reset next_operand_entry_id.
4929 2010-04-16 Doug Kwan <dougkwan@google.com>
4931 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
4932 missing left parenthesis.
4934 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
4936 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
4937 *btdi_rex64 using SWI48 mode iterator.
4938 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
4939 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
4940 *jcc_btdi_mask_rex64.
4942 2010-04-16 Anatoly Sokolov <aesok@post.ru>
4944 * double-int.h (tree_to_double_int): Convert to macro.
4945 * double-int.c (tree_to_double_int): Remove.
4947 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4950 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
4951 with want_address 2 and in case a single element list might be
4952 possible, call it again with want_address 0.
4954 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4956 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
4957 case 'W' print operands for HI mode.
4958 * config/h8300/h8300.h (Y0, Y2) : New constraints.
4959 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
4960 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
4961 * config/h8300/predicate.md (bit_register_indirect_operand): New.
4963 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
4965 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
4966 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
4967 #xx:3 and #xx:4 mode.
4969 * config/h8300/h8300.md (inverted load with HImode dest): Add
4970 support for H8300SX.
4972 * config/h8300/predicate.md (bit_operand): Allow immediate values that
4973 satisfy 'U' constraint.
4975 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4977 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
4978 * configure: Regenerate.
4979 * config.in: Regenerate.
4980 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
4983 2010-04-16 Richard Guenther <rguenther@suse.de>
4985 * tree.h (struct tree_decl_minimal): Move pt_uid ...
4986 (struct tree_decl_common): ... here.
4987 (DECL_PT_UID): Adjust.
4988 (SET_DECL_PT_UID): Likewise.
4989 (DECL_PT_UID_SET_P): Likewise.
4991 2010-04-16 Richard Guenther <rguenther@suse.de>
4993 PR tree-optimization/43572
4994 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
4995 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
4996 * tree-flow.h (is_call_clobbered): Remove.
4997 * tree-flow-inline.h (is_call_clobbered): Likewise.
4998 * tree-dfa.c (dump_variable): Do not dump call clobber state.
4999 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
5000 (execute_return_slot_opt): Adjust.
5001 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
5002 check for call clobbered vars here.
5003 (find_tail_calls): Move tailcall verification to the
5006 2010-04-16 Diego Novillo <dnovillo@google.com>
5008 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
5010 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
5013 * config/arm/arm.md (cbranchqi4): New pattern.
5014 * config/arm/predicates.md (const0_operand,
5015 cbranchqi4_comparison_operator): New predicates.
5017 2010-04-16 Richard Guenther <rguenther@suse.de>
5019 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
5020 (dump_gimple_stmt): Likewise.
5022 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
5024 * recog.h (struct recog_data): New field is_operator.
5025 (struct insn_operand_data): New field is_operator.
5026 * recog.c (extract_insn): Set recog_data.is_operator.
5027 * genoutput.c (output_operand_data): Emit code to set the
5029 * reload.c (find_reloads): Use it rather than testing for an
5030 empty constraint string.
5033 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
5034 If the previous insn is a cbranchsi4_insn with the same arguments,
5035 omit the compare instruction.
5037 * config/arm/arm.md (addsi3_cbranch): If destination is a high
5038 register, inputs must be low registers and we need a low register
5039 scratch. Handle alternative 2 like alternative 3.
5041 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5043 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
5044 don't call get_addr on both. If one expression is a VALUE and
5045 the other a REG, check VALUE's locs if the REG isn't among them.
5047 2010-04-16 Christian Bruel <christian.bruel@st.com>
5049 * config/sh/sh.h (sh_frame_pointer_required): New function.
5050 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
5051 (flag_omit_frame_pointer) Set.
5052 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
5053 (rounded_frame_size): Adjust size with outgoing_args_size.
5054 (sh_set_return_address): Must return from stack pointer.
5055 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
5056 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
5057 (ACCUMULATE_OUTGOING_ARGS): Define.
5058 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
5059 * gcc/config/sh/sh.opt (maccumulate-outgoing-args): New option.
5061 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5064 * config/sh/sh.c (sh_legitimize_reload_address): Use
5065 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
5066 Remove a unneeded check for offset_base.
5068 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
5070 * configure: Regenerated.
5072 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5074 * config/s390/s390.c (s390_call_save_register_used): Switch back
5075 to HARD_REGNO_NREGS.
5077 2010-04-15 Richard Guenther <rguenther@suse.de>
5079 * alias.c (alias_set_subset_of): Handle alias-set zero
5082 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
5083 Julian Brown <julian@codesourcery.com>
5085 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
5086 alternatives according to use of high and low regs.
5087 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
5088 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
5089 optimizing for size on Thumb-2.
5091 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
5093 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
5095 2010-04-15 Richard Guenther <rguenther@suse.de>
5097 * tree-ssa-structalias.c (struct variable_info): Add
5099 (new_var_info): Initialize it.
5100 (dump_constraints): Support printing last added constraints.
5101 (debug_constraints): Adjust.
5102 (dump_constraint_graph): Likewise.
5103 (make_heapvar_for): Check for NULL cfun.
5104 (get_function_part_constraint): New function.
5105 (get_fi_for_callee): Likewise.
5106 (find_func_aliases): Properly implement IPA PTA constraints.
5107 (process_ipa_clobber): New function.
5108 (find_func_clobbers): Likewise.
5109 (insert_into_field_list_sorted): Remove.
5110 (create_function_info_for): Properly allocate vars for IPA mode.
5111 Do not use insert_into_field_list_sorted.
5112 (create_variable_info_for): Properly generate constraints for
5113 global vars in IPA mode.
5114 (dump_solution_for_var): Always dump the solution.
5115 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
5116 (find_what_var_points_to): Adjust.
5117 (pt_solution_set): Change.
5118 (pt_solution_ior_into): New function.
5119 (pt_solution_empty_p): Export.
5120 (pt_solution_includes_global): Adjust.
5121 (pt_solution_includes_1): Likewise.
5122 (pt_solutions_intersect_1): Likewise.
5123 (dump_sa_points_to_info): Check some invariants.
5124 (solve_constraints): Move constraint dumping ...
5125 (compute_points_to_sets): ... here.
5126 (ipa_pta_execute): ... and here.
5127 (compute_may_aliases): Do not re-compute points-to info
5128 locally if IPA info is available.
5129 (ipa_escaped_pt): New global var.
5130 (ipa_pta_execute): Properly implement IPA PTA.
5131 * tree-into-ssa.c (dump_decl_set): Support dumping
5132 decls not in referenced-vars.
5133 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
5134 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
5135 (dump_points_to_solution): Likewise.
5136 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
5137 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
5138 (remap_gimple_stmt): Reset call clobber/use information if necessary.
5139 (copy_decl_to_var): Copy DECL_PT_UID.
5140 (copy_result_decl_to_var): Likewise.
5141 * tree.c (make_node_stat): Initialize DECL_PT_UID.
5142 (copy_node_stat): Copy it.
5143 * tree.h (DECL_PT_UID): New macro.
5144 (SET_DECL_PT_UID): Likewise.
5145 (DECL_PT_UID_SET_P): Likewise.
5146 (struct tree_decl_minimal): Add pt_uid member.
5147 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
5148 (pt_solution_empty_p): Declare.
5149 (pt_solution_set): Adjust.
5150 (ipa_escaped_pt): Declare.
5151 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
5152 * gimple-pretty-print.c (pp_points_to_solution): New function.
5153 (dump_gimple_call): Dump call clobber/use information.
5154 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
5155 * tree-pass.h (TDF_ALIAS): New dump option.
5156 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
5157 * doc/invoke.texi (-fipa-pta): Update documentation.
5159 2010-04-15 Richard Guenther <rguenther@suse.de>
5161 * Makefile.in (OBJS-common): Add gimple-fold.o.
5162 (gimple-fold.o): New rule.
5163 * tree.h (maybe_fold_offset_to_reference,
5164 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
5166 * gimple.h: ... here.
5167 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
5168 may_propagate_address_into_dereference): Move prototypes ...
5169 * gimple.h: ... here.
5170 * tree-ssa-ccp.c (get_symbol_constant_value,
5171 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
5172 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
5173 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
5174 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
5175 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
5176 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
5177 gimplify_and_update_call_from_tree): Move ...
5178 * gimple-fold.c: ... here. New file.
5179 (ccp_fold_builtin): Rename to ...
5180 (gimple_fold_builtin): ... this.
5181 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
5183 2010-04-15 Richard Guenther <rguenther@suse.de>
5185 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
5186 fit_double_type, force_fit_type_double, add_double_with_sign,
5187 neg_double, mul_double_with_sign, lshift_double, rshift_double,
5188 lrotate_double, rrotate_double, div_and_round_double): Move ...
5189 * double-int.c: ... here.
5190 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
5191 add_double, neg_double, mul_double_with_sign, mul_double,
5192 lshift_double, rshift_double, lrotate_double, rrotate_double,
5193 div_and_round_double): Move prototypes ...
5194 * double-int.h: ... here.
5196 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
5199 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
5200 matching constraints to ensure inputs match the output.
5202 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5205 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
5206 in an input-only operand.
5208 2010-04-15 Anatoly Sokolov <aesok@post.ru>
5210 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
5211 (double_int_not, double_int_lshift, double_int_rshift): Declare.
5212 (double_int_negative_p): Convert to static inline function.
5213 * double-int.c (double_int_lshift, double_int_lshift): New functions.
5214 (double_int_negative_p): Remove.
5215 * tree.h (lshift_double, rshift_double):
5216 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
5217 * fold-const.c (fold_convert_const_int_from_real,
5218 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
5219 (lshift_double): Change type of arith argument to bool.
5220 (rshift_double): Change type of arith argument to bool. Correct
5222 * expmed.c (mask_rtx, lshift_value): (Ditto.).
5224 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
5227 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
5228 at the start and end of the then/else blocks, and omit them from the
5230 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
5231 argument; all callers changed. Pass zero to old_insns_match_p instead.
5232 (flow_find_head_matching_sequence): New function.
5233 (old_insns_match_p): Check REG_EH_REGION notes for calls.
5234 * basic-block.h (flow_find_cross_jump,
5235 flow_find_head_matching_sequence): Declare functions.
5237 2010-04-14 Jason Merrill <jason@redhat.com>
5240 * c-common.c (attribute_takes_identifier_p): New fn.
5241 * c-common.h: Declare it.
5243 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5245 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
5247 (*udivmod<mode>4): Ditto.
5249 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5251 * config/i386/i386.md (maxmin_int): Rename code attribute from
5252 maxminiprefix and update all users.
5253 (maxmin_float): Ditto from maxminfprefix.
5254 (logic): Ditto from logicprefix.
5255 (absneg_mnemonic): Ditto from absnegprefix.
5256 * config/i386/mmx.md: Update all users of maxminiprefix,
5257 maxminfprefix and logicprefix for rename.
5258 * config/i386/sse.md: Ditto.
5259 * config/i386/sync.md (sync_<code><mode>): Update for
5262 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
5265 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
5266 warnings converted to errors.
5268 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5270 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
5271 used insn_type variable.
5272 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
5273 to avoid set-but-not-used warning.
5275 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5277 * df-core.c (df_ref_debug): Change format string placeholder
5279 * dwarf2asm.c (dw2_asm_output_data_raw,
5280 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
5281 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
5282 * dwarf2out.c (output_cfi, output_cfi_directive,
5283 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
5284 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
5286 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
5287 * print-rtl.c (print_rtx): Ditto.
5289 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5292 * builtins.c (expand_builtin_pow_root): New function to expand pow
5293 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
5294 series of sqrt and cbrt calls under -ffast-math.
5295 (expand_builtin_pow): Call it.
5297 2010-04-14 Michael Matz <matz@suse.de>
5299 PR tree-optimization/42963
5300 * tree-cfg.c (touched_switch_bbs): New static variable.
5301 (group_case_labels_stmt): New function broken out from ...
5302 (group_case_labels): ... here, use the above.
5303 (start_recording_case_labels): Allocate touched_switch_bbs.
5304 (end_recording_case_labels): Deallocate it, call
5305 group_case_labels_stmt.
5306 (gimple_redirect_edge_and_branch): Remember index of affected BB.
5308 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5310 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
5313 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5315 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
5317 2010-04-13 Jan Hubicka <jh@suse.cz>
5319 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
5320 of optimized out static functions.
5321 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
5322 cost computation. Also sanity check for overflows.
5323 (update_caller_keys): Update cgraph_edge_badness call; properly
5324 update fibheap and sanity check that it is up to date.
5325 (add_new_edges_to_heap): Update cgraph_edge_badness.
5326 (cgraph_decide_inlining_of_small_function): Likewise;
5327 add sanity checking that badness in heap is up to date;
5328 improve dumping of reason; Update badness of calls to the
5329 offline copy of function currently inlined; dump badness
5330 of functions not inlined because of unit growth limits.
5332 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
5335 * c-common.c (pointer_int_sum): Disregard overflow that occured only
5336 because of sign-extension change when converting to sizetype here...
5337 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
5339 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
5340 the folding to constants. Remove redundant final conversion.
5341 (fold_binary) <associate>: Do not associate if the re-association of
5342 constants alone overflows.
5343 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
5344 to the end of the list.
5345 (multiple_of_p) <COND_EXPR>: New case.
5347 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
5349 * opt-functions.awk (opt_sanitized_name): New.
5351 * optc-gen.awk: Use it
5352 * opth-gen.awk: Use it.
5354 2010-04-13 Martin Jambor <mjambor@suse.cz>
5356 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
5357 (sra_modify_assign): Delete stmts loading dead data even if racc has no
5358 children. Call replace_uses_with_default_def_ssa_name to handle
5361 2010-04-13 Michael Matz <matz@suse.de>
5364 * builtins.c (expand_builtin_interclass_mathfn): Also create
5365 a register if the predicate doesn't match.
5367 2010-04-13 Diego Novillo <dnovillo@google.com>
5369 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
5370 * c-pch.c: Include timevar.h.
5371 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
5372 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
5373 * ggc-common.c: Include timevar.h.
5374 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
5375 * timevar.def (TV_PCH_SAVE): Define.
5376 (TV_PCH_CPP_SAVE): Define.
5377 (TV_PCH_PTR_REALLOC): Define.
5378 (TV_PCH_PTR_SORT): Define.
5379 (TV_PCH_RESTORE): Define.
5380 (TV_PCH_CPP_RESTORE): Define.
5382 2010-04-13 Michael Matz <matz@suse.de>
5384 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
5386 (can_reassociate_p): New function.
5387 (break_up_subtract_bb, reassociate_bb): Use it.
5389 2010-04-13 Richard Guenther <rguenther@suse.de>
5392 * builtins.c (c_readstr): Fix assert.
5394 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
5396 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
5397 when generating cltd insn.
5399 (*ashl<mode>3_1): Remove special handling for register operand 2.
5400 (*ashlsi3_1_zext): Ditto.
5401 (*ashlhi3_1): Ditto.
5402 (*ashlhi3_1_lea): Ditto.
5403 (*ashlqi3_1): Ditto.
5404 (*ashlqi3_1_lea): Ditto.
5405 (*<shiftrt_insn><mode>3_1): Ditto.
5406 (*<shiftrt_insn>si3_1_zext): Ditto.
5407 (*<shiftrt_insn>qi3_1_slp): Ditto.
5408 (*<rotate_insn><mode>3_1): Ditto.
5409 (*<rotate_insn>si3_1_zext): Ditto.
5410 (*<rotate_insn>qi3_1_slp): Ditto.
5412 2010-04-13 Richard Guenther <rguenther@suse.de>
5414 * tree-ssa-structalias.c (callused_id): Remove.
5415 (call_stmt_vars): New.
5416 (get_call_vi): Likewise.
5417 (lookup_call_use_vi): Likewise.
5418 (lookup_call_clobber_vi): Likewise.
5419 (get_call_use_vi): Likewise.
5420 (get_call_clobber_vi): Likewise.
5421 (make_transitive_closure_constraints): Likewise.
5422 (handle_const_call): Adjust to do per-call call-used handling.
5423 (handle_pure_call): Likewise.
5424 (find_what_var_points_to): Remove general callused handling.
5425 (init_base_vars): Likewise.
5426 (init_alias_vars): Initialize call_stmt_vars.
5427 (compute_points_to_sets): Process call-used and call-clobbered
5428 vars for call statements.
5429 (delete_points_to_sets): Free call_stmt_vars.
5431 2010-04-13 Richard Guenther <rguenther@suse.de>
5433 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5434 Only add RW dependence for dependence distance zero.
5435 Adjust maximal vectorization factor according to dependences.
5436 Move alignment handling ...
5437 (vect_find_same_alignment_drs): ... here. New function.
5438 (vect_analyze_data_ref_dependences): Adjust.
5439 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
5440 (vect_analyze_data_refs): Adjust minimal vectorization factor
5441 according to data references.
5442 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
5443 dependences before determining the vectorization factor.
5444 Analyze alignment after determining the vectorization factor.
5445 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
5446 dependences before alignment.
5447 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
5449 (vect_analyze_data_refs): Likewise.
5450 (MAX_VECTORIZATION_FACTOR): New define.
5452 2010-04-13 Duncan Sands <baldrick@free.fr>
5454 * except.h (lang_eh_type_covers): Remove.
5455 * except.c (lang_eh_type_covers): Likewise.
5457 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5458 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5460 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
5461 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
5462 UNITS_PER_LONG where it is ABI relevant.
5463 (s390_return_addr_rtx): Likewise.
5464 (s390_back_chain_rtx): Likewise.
5465 (s390_frame_area): Likewise.
5466 (s390_frame_info): Likewise.
5467 (s390_initial_elimination_offset): Likewise.
5468 (save_gprs): Likewise.
5469 (s390_emit_prologue): Likewise.
5470 (s390_emit_epilogue): Likewise.
5471 (s390_function_arg_advance): Likewise.
5472 (s390_function_arg): Likewise.
5473 (s390_va_start): Likewise.
5474 (s390_gimplify_va_arg): Likewise.
5475 (s390_function_profiler): Likewise.
5476 (s390_optimize_prologue): Likewise.
5477 (s390_rtx_costs): Likewise.
5478 (s390_secondary_reload): Likewise.
5479 (s390_promote_function_mode): Likewise.
5480 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
5481 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
5482 registers available.
5483 (s390_unwind_word_mode): New function.
5484 (s390_function_value): Split 64 bit values into register pair if
5485 used as return value.
5486 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
5487 function call parameters. Handle parallels.
5488 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
5489 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
5490 (DWARF_CIE_DATA_ALIGNMENT): New macro.
5491 (s390_expand_setmem): Remove unused variable src_addr.
5492 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
5493 deal with 64 bit registers.
5494 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
5495 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
5496 (UNITS_PER_LONG): New macro.
5497 * libjava/include/s390-signal.h: Define extended ucontext
5498 structure containing the upper halfs of the 64 bit registers.
5500 2010-04-13 Simon Baldwin <simonb@google.com>
5502 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
5504 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
5506 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
5507 rvalue on the RHS if the LHS is of a non-renamable type.
5508 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
5510 2010-04-13 Matthias Klose <doko@ubuntu.com>
5512 * gcc.c (cc1_options): Handle -iplugindir before processing
5513 the cc1 spec. Only add -iplugindir once.
5514 (cpp_unique_options): Add -iplugindir option if -fplugin* options
5516 * common.opt (iplugindir): Remove `Separate' property, initialize.
5517 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
5519 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
5520 (distclean): Remove plugin dir.
5521 * doc/invoke.texi: Document -iplugindir.
5523 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
5525 * doc/plugins.texi (Loading Plugins): Document short
5526 -fplugin=foo option.
5527 (Plugin API): Mention default_plugin_dir_name function.
5529 * gcc.c (find_file_spec_function): Add new declaration.
5530 (static_spec_func): Use it for "find-file".
5531 (find_file_spec_function): Add new function.
5532 (cc1_options): Add -iplugindir option if -fplugin* options found.
5534 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
5536 * plugin.c (add_new_plugin): Updated comment, and handle short
5538 (default_plugin_dir_name): Added new function.
5540 * common.opt (iplugindir): New option to set the plugin directory.
5542 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
5544 * config/i386/i386.md (any_rotate): New code iterator.
5545 (rotate_insn): New code attribute.
5547 (SWIM124): New mode iterator.
5548 (<rotate_insn>ti3): New expander.
5549 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
5550 any_rotate code iterator.
5551 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
5552 using any_rotate code iterator and SWIM124 mode iterator.
5553 (ix86_rotlti3): New insn_and_split pattern.
5554 (ix86_rotrti3): Ditto.
5555 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
5556 ix86_rotl{di,ti}3 patterns.
5557 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
5558 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
5559 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
5560 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
5561 code iterator and SWI mode iterator.
5562 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
5563 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
5565 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
5566 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
5567 (bswap rotatert splitter): Add splitter.
5568 (bswap splitter): Macroize splitter using any_rotate code iterator.
5569 Add insn predicate to split only for TARGET_USE_XCHGB or when
5570 optimizing function for size.
5572 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5574 * config/pa/pa.c (emit_move_sequence): Remove use of
5575 deleted variable flag_argument_noalias.
5577 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5579 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
5581 Add to unsupported targets list.
5582 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
5583 sparc*-sun-solaris2.[567]* from target lists.
5584 * configure: Regenerate.
5585 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
5587 Remove Solaris 7 patch references.
5588 (Specific, sparc-sun-solaris2.7): Removed.
5589 (sparc-sun-solaris2*): Update Solaris 7 example.
5590 (sparc64-*-solaris2*): Likewise.
5592 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5594 * config.build (alpha*-dec-osf4*): Remove.
5595 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
5596 of obsolete configurations.
5597 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
5599 * config/alpha/t-osf4: Renamed to ...
5600 * config/alpha/t-osf5: ... this.
5601 * config/alpha/osf.h: Renamed to ...
5602 * config/alpha/osf5.h: ... this.
5603 Merged old osf5.h contents.
5605 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
5606 (EXTRA_SPECS): Removed.
5607 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
5608 reflect removal of Tru64 UNIX V4.0/V5.0 support.
5611 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5613 * doc/contrib.texi (Contributors, Rainer Orth): Update.
5615 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
5618 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
5619 __thiscall convention.
5621 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5623 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
5625 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
5627 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5629 * function.c (assign_parms_initialize_all): Add unused attribute
5632 2010-04-12 Richard Guenther <rguenther@suse.de>
5634 * gsstruct.def (GSS_CALL): New.
5635 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
5636 * gimple.h: Include tree-ssa-alias.h.
5637 (struct gimple_statement_call): New.
5638 (union gimple_statement_struct_d): Add gimple_call member.
5639 (gimple_call_reset_alias_info): Declare.
5640 (gimple_call_use_set): New function.
5641 (gimple_call_clobber_set): Likewise.
5642 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
5643 * gimple.c (gimple_call_reset_alias_info): New function.
5644 (gimple_build_call_1): Call it.
5645 * lto-streamer-in.c (input_gimple_stmt): Likewise.
5646 * tree-inline.c (remap_gimple_stmt): Likewise.
5647 (expand_call_inline): Remove callused handling.
5648 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
5649 * tree-dfa.c (dump_variable): Likewise.
5650 * tree-parloops.c (parallelize_loops): Likewise.
5651 * tree-ssa.c (init_tree_ssa): Likewise.
5652 (delete_tree_ssa): Likewise.
5653 * tree-flow-inline.h (is_call_used): Remove.
5654 * tree-flow.h (struct gimple_df): Remove callused member.
5655 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
5656 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
5657 (ref_maybe_used_by_call_p_1): Simplify.
5658 (call_may_clobber_ref_p_1): Likewise.
5659 * tree-ssa-structalias.c (compute_points_to_sets): Set
5660 the call stmt used and clobbered sets.
5661 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
5662 (find_tail_calls): Verify the tail call.
5664 2010-04-12 Richard Guenther <rguenther@suse.de>
5666 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
5667 single-iteration always-inline inlining.
5668 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
5669 (cgraph_decide_inlining): Do not handle always-inline specially.
5670 (try_inline): Remove always-inline cycle detection special case.
5671 Do not recurse on always-inlines.
5672 (cgraph_early_inlining): Do not iterate if not optimizing.
5673 (cgraph_gate_early_inlining): remove.
5674 (pass_early_inline): Run unconditionally.
5675 (gate_cgraph_decide_inlining): New function.
5676 (pass_ipa_inline): Use it. Do not run the IPA inliner if
5677 not inlining or optimizing.
5678 (cgraph_decide_inlining_of_small_functions): Also consider
5679 always-inline functions.
5680 (cgraph_default_inline_p): Return true for nodes which should
5681 disregard inline limits.
5682 (estimate_function_body_sizes): Assume zero size and time for
5683 nodes which are marked as disregarding inline limits.
5684 (cgraph_decide_recursive_inlining): Do not perform recursive
5685 inlining on always-inline nodes.
5687 2010-04-12 Jakub Jelinek <jakub@redhat.com>
5690 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
5691 for exprs satisfying handled_component_p.
5693 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
5695 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
5696 non-constant aggregate elements.
5698 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
5699 is a real initialization.
5701 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
5704 * c-decl.c (start_function): Move forward check for nested function.
5706 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5708 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
5709 * config/sh/sh.c: Include reload.h.
5710 (sh_legitimize_reload_address): New.
5711 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
5712 sh_legitimize_reload_address.
5714 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5716 * config/sh/sh.md (*movqi_pop): New insn pattern.
5717 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
5719 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5721 * config/i386/i386.md (any_shiftrt): New code iterator.
5722 (shiftrt_insn): New code attribute.
5724 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
5725 using any_shiftrt code iterator.
5726 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
5727 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
5728 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
5729 pattern from corresponding peephole2 patterns.
5730 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
5731 using any_shiftrt code iterator.
5732 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
5733 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
5734 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
5735 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
5736 *{ashr,lshr}<mode>3_cmp_zext.
5737 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
5739 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5741 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
5743 (*lshr<mode>3_cconly): Ditto.
5745 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5747 * config/i386/i386.md (lshr<mode>3): Macroize expander from
5748 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5749 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5750 pattern from *lshr{di,ti}3_1 and corresponding splitters using
5752 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5753 from corresponding peephole2 patterns.
5754 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
5755 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
5756 and *lshrdi3_1_rex64 using SWI mode iterator.
5757 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
5758 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
5759 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
5760 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
5761 and *lshrdi3_cmp_rex64 using SWI mode iterator.
5762 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
5763 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
5764 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
5765 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
5768 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
5770 * config/i386/i386.md (ashr<mode>3): Macroize expander from
5771 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5772 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5773 pattern from *ashr{di,ti}3_1 and corresponding splitters using
5775 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5776 from corresponding peephole2 patterns.
5777 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
5778 (ashrsi3_cvt): Rename from ashrsi3_31.
5779 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
5780 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
5781 and x86_64_shift_adj_3 using SWI48 mode iterator.
5782 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
5783 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
5784 and *ashrdi3_1_rex64 using SWI mode iterator.
5785 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
5786 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
5787 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
5788 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
5789 and *ashrdi3_cmp_rex64 using SWI mode iterator.
5790 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
5791 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
5792 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
5793 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
5795 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
5796 * config/i386/i386.c (ix86_split_ashr): Update for renamed
5797 x86_shift<mode>_adj_3 expanders.
5799 2010-04-10 Wei Guozhi <carrot@google.com>
5802 * config/arm/arm.c (arm_pic_static_addr): New function.
5803 (legitimize_pic_address): Call arm_pic_static_addr when it detects
5805 (arm_output_addr_const_extra): Output expression for new pattern.
5806 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
5808 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
5810 * ira-costs.c (record_reg_classes): Ignore alternatives that are
5813 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
5814 * web.c: Include "insn-config.h" and "recog.h".
5815 (union_match_dups): New function.
5816 (web_main): Call it.
5817 (union_defs): Don't try to recognize match_dups.
5819 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
5820 if doing so would replace the entire pattern.
5822 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5826 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
5827 and splitter pattern. Change splitter operand 1 predicate to
5830 2010-04-09 Martin Jambor <mjambor@suse.cz>
5832 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
5833 lattices are addresses of CONST_DECLs with the same initial value.
5834 (ipcp_print_all_lattices): Print values of CONST_DECLs.
5835 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
5837 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
5838 Bernd Schmidt <bernds@codesourcery.com>
5840 * loop-invariant.c (replace_uses): New static function.
5841 (move_invariant_reg): Use it to ensure we can replace the uses.
5843 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
5845 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
5847 (picochip_override_options): Enable section anchors only above -O1.
5848 (picochip_reorg): Fixed a couple of build warnings.
5850 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5852 * configure.ac (plugin -rdynamic test): Log result.
5853 * configure: Regenerate.
5854 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
5855 (RDYNAMIC_SPEC): Define.
5856 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
5858 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5860 * configure.ac: Determine Sun ld version numbers.
5861 (comdat_group): Restrict GNU ld version checks to gld.
5862 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
5863 (enable_comdat): Support --enable-comdat.
5864 * configure: Regenerate.
5865 * doc/install.texi (Configuration): Document --enable-comdat.
5867 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5869 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
5870 * config/sol2-gld.h: ... here.
5871 * config.gcc (sparc*-*-solaris2*): Reflect this.
5872 (i[34567]86-*-solaris2*): Use it.
5874 2010-04-09 Steve Ellcey <sje@cup.hp.com>
5876 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
5878 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
5880 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5883 * diagnostic.c (diagnostic_initialize): Initialize
5884 some_warnings_are_errors.
5885 (diagnostic_finish): New.
5886 (diagnostic_action_after_output): Call it before exiting.
5887 (diagnostic_report_diagnostic): Do not print message here. Set
5888 some_warnings_are_errors.
5889 * diagnostic.h (diagnostic_context): Delete
5890 issue_warnings_are_errors_message. Add some_warnings_are_errors.
5891 (diagnostic_finish): Declare.
5892 * toplev.c (toplev_main): Call it before exit.
5894 2010-04-09 Jason Merrill <jason@redhat.com>
5897 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
5898 for incomplete type.
5901 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
5902 based on a warning flag.
5904 2010-04-09 Richard Guenther <rguenther@suse.de>
5906 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
5908 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
5911 * varasm.c (default_assemble_visibility): Wrap vars that are
5912 set, but unused, by targets without GAS.
5913 * config/rs6000/rs6000.c (paired_emit_vector_compare):
5914 Remove set, but unused, vars.
5915 (rs6000_legitimize_tls_address): Likewise.
5916 (altivec_expand_dst_builtin): Likewise.
5917 * config/darwin.c (machopic_classify_symbol): Likewise.
5918 (machopic_indirection_name): Likewise.
5920 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5922 * config/i386/i386.md (DWI): New mode iterator.
5923 (S): New mode attribute.
5924 (shift_operand): Ditto.
5925 (shift_immediate_operand): Ditto.
5926 (ashl_input_operand): Ditto.
5927 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
5928 using SDWIM mode iterator.
5929 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
5930 pattern from *ashl{di,ti}3_1 and corresponding splitters using
5932 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
5933 from corresponding peephole2 patterns.
5934 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
5935 and x86_64_shift_adj_1 using SWI48 mode iterator.
5936 (x86_shift<mode>_adj_2): Ditto.
5937 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
5938 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
5939 using SWI48 mode iterator.
5940 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
5941 *ashldi3_cmp_rex64 using SWI mode iterator.
5942 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
5943 *ashldi3_cconly_rex64 using SWI mode iterator.
5944 * config/i386/i386.c (ix86_split_ashl): Update for renamed
5945 x86_shift<mode>_adj_{1,2}.
5946 (ix86_split_ashr): Ditto.
5947 (ix86_split_lshr): Ditto.
5949 2010-04-09 Richard Guenther <rguenther@suse.de>
5951 * target.h (builtin_conversion): Pass in input and output types.
5952 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
5953 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
5954 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
5955 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
5957 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
5959 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
5961 2010-04-09 Richard Guenther <rguenther@suse.de>
5964 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
5966 2010-04-09 Richard Guenther <rguenther@suse.de>
5968 * tree-vectorizer.h (struct _stmt_vec_info): Document
5969 that vectype is the type of the LHS.
5970 (supportable_widening_operation, supportable_narrowing_operation):
5971 Get both input and output vector types as arguments.
5972 (vect_is_simple_use_1): Declare.
5973 (get_same_sized_vectype): Likewise.
5974 * tree-vect-loop.c (vect_determine_vectorization_factor):
5975 Set STMT_VINFO_VECTYPE to the vector type of the def.
5976 (vectorizable_reduction): Adjust.
5977 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
5978 Adjust. Specify the output vector type.
5979 (vect_pattern_recog_1): Adjust.
5980 * tree-vect-stmts.c (get_same_sized_vectype): New function.
5981 (vectorizable_call): Adjust.
5982 (vectorizable_conversion): Likewise.
5983 (vectorizable_operation): Likewise.
5984 (vectorizable_type_demotion): Likewise.
5985 (vectorizable_type_promotion): Likewise.
5986 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
5988 (vect_is_simple_use_1): New function.
5989 (supportable_widening_operation): Get both input and output
5991 (supportable_narrowing_operation): Likewise.
5992 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
5994 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
5996 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
5997 __thiscall and _thiscall as predefined macros.
5998 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
5999 thiscall attribute handling.
6000 (ix86_comp_type_attributes): Likewise.
6001 (ix86_function_regparm): Likewise.
6002 (ix86_return_pops_args): Likewise.
6003 (init_cumulative_args): Likewise.
6004 (find_drap_reg): Likewise.
6005 (ix86_static_chain): Likewise.
6006 (x86_this_parameter): Likewise.
6007 (x86_output_mi_thunk): Likewise.
6008 (ix86_attribute_table): Add description for thiscall attribute.
6009 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
6010 * doc/extend.texi: Add documentation for thiscall.
6012 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
6015 * c.opt (Wint-to-pointer-cast): Available in C++.
6016 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
6018 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
6020 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
6021 * calls.c (expand_call): Pass the function type to aggregate_value_p.
6022 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
6023 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
6024 function type instead. Reorder and simplify checks.
6026 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
6028 2010-04-08 Jing Yu <jingyu@google.com>
6029 Zdenek Dvorak <ook@ucw.cz>
6031 PR tree-optimization/42720
6032 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
6033 loop unswitch conditions here from ...
6034 (tree_unswitch_single_loop): ... here.
6036 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
6038 * tree-if-conv.c: Fix comments and simplify logic.
6040 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
6042 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
6043 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
6044 (main_tree_if_conversion): Update call to tree_if_conversion.
6046 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6049 * doc/invoke.texi (-b,-V): Delete.
6050 * doc/tm.texi: Do not mention -b.
6051 * gcc.c (display_help): Delete -b and -V.
6052 (process_command): Delete -b and -V.
6053 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
6055 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
6056 Wolfgang Gellerich <gellerich@de.ibm.com>
6058 Implement target hook for loop unrolling
6059 * target.h (loop_unroll_adjust): Add a new target hook function.
6060 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
6061 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
6062 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
6063 (s390_loop_unroll_adjust): Implement the new target hook for s390.
6064 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
6066 (decide_unroll_stupid): Likewise.
6068 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6071 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
6073 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6075 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
6076 (Specific, *-*-solaris2*): Likewise.
6077 Don't prefer Sun as over GNU as.
6079 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
6081 * config/s390/s390.c (override_options): Adjust the z10 defaults
6082 for max-unroll-times, max-completely-peeled-insns
6083 and max-completely-peel-times.
6085 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6087 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
6088 instructions for z10.
6089 (s390_expand_setmem): Likewise.
6090 (s390_expand_cmpmem): Likewise.
6092 2010-04-08 Richard Guenther <rguenther@suse.de>
6094 PR tree-optimization/43679
6095 * tree-ssa-pre.c (eliminate): Only propagate copies.
6097 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6100 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
6101 set but not used variable warning.
6103 2010-04-08 Wei Guozhi <carrot@google.com>
6106 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
6107 (arm_size_rtx_costs): Call the new function when optimized for size.
6109 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6112 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
6113 op0 is not a MEM, just return NULL instead of assertion
6115 (discover_nonconstant_array_refs): Don't walk debug stmts.
6117 2010-04-08 Doug Kwan <dougkwan@google.com>
6119 * configure.ac: Recognize gold and do not use its version number
6120 to test ld features.
6121 * configure: Regenerate.
6123 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
6126 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
6127 (negate_value): Move code to push elements to broken_up_substracts ...
6128 (eliminate_plus_minus_pair): ... here. Push operands that have no
6129 negative pair to plus_negates.
6130 (repropagate_negates, init_reassoc, fini_reassoc): Update.
6132 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6134 * doc/install.texi (Configuration): Move description of
6135 --enable-lto, --with-libelf*, --enable-gold from Java section to
6138 * doc/generic.texi (Working with declarations)
6139 (Function Properties, C and C++ Trees): Fix typos.
6140 * doc/sourcebuild.texi (Top Level): Likewise.
6142 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6145 * tree.h (DECL_READ_P): Define.
6146 (struct tree_decl_common): Add decl_read_flag.
6147 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
6148 a set but not used warning.
6149 (merge_decls): Merge DECL_READ_P flag.
6150 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
6151 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
6152 * c-common.c (handle_used_attribute, handle_unused_attribute):
6154 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
6156 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
6158 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
6159 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
6160 c_parser_binary_expression, c_parser_cast_expression,
6161 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
6162 Call default_function_array_read_conversion instead of
6163 default_function_array_conversion where needed.
6164 (c_parser_unary_expression, c_parser_conditional_expression,
6165 c_parser_postfix_expression_after_primary, c_parser_initelt):
6166 Likewise. Call mark_exp_read where needed.
6167 (c_parser_statement_after_labels, c_parser_asm_operands,
6168 c_parser_typeof_specifier, c_parser_sizeof_expression,
6169 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
6171 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
6173 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
6174 (warn_unused_but_set_parameter): Default to warn_unused
6176 * doc/invoke.texi: Document -Wunused-but-set-variable and
6177 -Wunused-but-set-parameter.
6179 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
6180 used count variable.
6181 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
6182 when operandN variables aren't used in the body of the expander
6184 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
6185 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
6186 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
6187 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
6188 FOR_EACH_IMM_USE_ON_STMT): Likewise.
6189 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
6190 * tree.c (PROCESS_ARG): Likewise.
6192 2010-04-07 Simon Baldwin <simonb@google.com>
6194 * diagnostic.h (diagnostic_override_option_index): New macro to
6195 set a diagnostic's option_index.
6196 * c-tree.h (c_cpp_error): Add warning reason argument.
6197 * opts.c (_warning_as_error_callback): New.
6198 (register_warning_as_error_callback): Store callback for
6199 warnings enabled via enable_warning_as_error.
6200 (enable_warning_as_error): Call callback, minor code tidy.
6201 * opts.h (register_warning_as_error_callback): Declare.
6202 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
6203 response to -Werror=.
6204 (c_common_init_options): Register warning_as_error_callback in opts.c.
6205 * common.opt: Add -Wno-cpp option.
6206 * c-common.c (struct reason_option_codes_t): Map cpp warning
6207 reason codes to gcc option indexes.
6208 * (c_option_controlling_cpp_error): New function, lookup the gcc
6209 option index for a cpp warning reason code.
6210 * (c_cpp_error): Add warning reason argument, call
6211 c_option_controlling_cpp_error for diagnostic_override_option_index.
6212 * doc/invoke.texi: Document -Wno-cpp.
6214 2010-04-07 Richard Guenther <rguenther@suse.de>
6216 * ipa-reference.c (mark_load): Use get_base_address.
6217 (mark_store): Likewise.
6219 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
6220 inserting GIMPLE_NOPs into the IL.
6221 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6222 Explicitly strip handled components and indirect references.
6224 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
6225 folding address expressions.
6226 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
6227 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
6228 operand_equal_p to compare decls.
6229 (ptr_deref_may_alias_decl_p): Likewise.
6230 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
6231 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
6232 Handle reversed comparison ops.
6233 * tree-sra.c (asm_visit_addr): Use get_base_address.
6234 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
6235 * ipa-reference.c (mark_address): Use get_base_address.
6237 2010-04-07 Richard Guenther <rguenther@suse.de>
6239 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
6240 Propagate constants everywhere.
6242 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6245 * tree.c (MAX_INT_CACHED_PREC): Define.
6246 (nonstandard_integer_type_cache): New array.
6247 (build_nonstandard_integer_type): Cache results for precision
6248 <= MAX_INT_CACHED_PREC.
6250 2010-04-07 Richard Guenther <rguenther@suse.de>
6252 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
6253 -fargument-noalias-global, -fargument-noalias-anything): Remove.
6254 * common.opt: Likewise.
6255 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
6256 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
6257 (nonoverlapping_memrefs_p): Likewise.
6258 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6259 * opts.c (common_handle_option): Handle OPT_fargument_alias,
6260 OPT_fargument_noalias, OPT_fargument_noalias_anything and
6261 OPT_fargument_noalias_global for backward compatibility.
6263 2010-04-07 Richard Guenther <rguenther@suse.de>
6265 PR tree-optimization/43270
6266 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
6267 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
6268 * tree-ssa-pre.c (phi_translate_1): Adjust.
6269 (fully_constant_expression): Split out vn_reference handling to ...
6270 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
6271 Fold reads from constant strings.
6272 (vn_reference_lookup): Handle fully constant references.
6273 (vn_reference_lookup_pieces): Likewise.
6274 * Makefile.in (expmed.o-warn): Add -Wno-error.
6276 2010-04-07 Martin Jambor <mjambor@suse.cz>
6278 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
6280 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
6283 * gcc.c: Add -static-libstdc++ to list of recognized options.
6285 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6287 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
6289 2010-04-07 Richard Guenther <rguenther@suse.de>
6292 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
6293 bases build simple mem attributes to retain points-to information.
6295 2010-04-07 Richard Guenther <rguenther@suse.de>
6298 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
6299 preserve points-to related information.
6301 2010-04-07 Richard Guenther <rguenther@suse.de>
6304 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
6305 discard plain indirect references.
6306 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
6307 * tree.c (tree_nop_conversion): Likewise.
6309 2010-04-07 Dodji Seketeli <dodji@redhat.com>
6312 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
6314 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
6316 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
6317 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
6319 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6321 * tree-if-conv.c: Fix indentation and comments.
6323 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6325 * tree-if-conv.c: Sort static functions in topological order.
6327 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6329 * tree-if-conv.c: Fix indentation and comments.
6331 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6334 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
6335 lang_hooks.types.type_for_size instead of
6336 build_nonstandard_integer_type.
6337 When converting an unsigned type to signed, double its precision.
6338 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
6339 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
6340 (graphite_create_new_loop_guard): When ub + 1 wraps around,
6343 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6346 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
6347 POINTER_PLUS_EXPR for pointer types.
6349 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6352 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
6353 * graphite-clast-to-gimple.c: Include langhooks.h.
6354 (max_signed_precision_type): New.
6355 (max_precision_type): Takes two types as arguments.
6356 (precision_for_value): New.
6357 (precision_for_interval): New.
6358 (gcc_type_for_interval): New.
6359 (gcc_type_for_value): New.
6360 (gcc_type_for_clast_term): New.
6361 (gcc_type_for_clast_red): New.
6362 (gcc_type_for_clast_bin): New.
6363 (gcc_type_for_clast_expr): Split up into several functions.
6364 (gcc_type_for_clast_eq): Rewritten.
6365 (compute_bounds_for_level): New.
6366 (compute_type_for_level_1): New.
6367 (compute_type_for_level): New.
6368 (gcc_type_for_cloog_iv): Removed.
6369 (gcc_type_for_iv_of_clast_loop): Rewritten.
6370 (graphite_create_new_loop): Compute the lower and upper bound types
6371 with gcc_type_for_clast_expr.
6372 (graphite_create_new_loop_guard): Same.
6373 (find_cloog_iv_in_expr): Removed.
6374 (compute_cloog_iv_types_1): Removed.
6375 (compute_cloog_iv_types): Removed.
6376 (gloog): Do not call compute_cloog_iv_types.
6377 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
6379 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
6380 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
6381 (GBB_CLOOG_IV_TYPES): Removed.
6383 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6385 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
6386 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
6387 (detect_commutative_reduction): Same.
6389 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6391 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
6392 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
6394 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
6395 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
6396 (rewrite_commutative_reductions_out_of_ssa): Same.
6397 * passes.c (execute_function_todo): Call verify_ssa for every pass
6398 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
6399 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
6400 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
6401 with an extra argument.
6402 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
6403 verify_ssa only when the extra argument is true.
6404 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
6405 with an extra argument.
6406 (tree_transform_and_unroll_loop): Same.
6408 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6410 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
6411 for all the passes of the LNO having LOOP_CLOSED_SSA.
6412 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
6413 * tree-loop-distribution.c (pass_loop_distribution): Same.
6414 * tree-pass.h (TODO_verify_loops): Removed.
6415 * tree-ssa-loop.c (pass_tree_loop_init): Same.
6417 (pass_tree_unswitch): Same.
6418 (pass_predcom): Same.
6419 (pass_vectorize): Same.
6420 (pass_linear_transform): Same.
6421 (pass_graphite_transforms): Same.
6422 (pass_iv_canon): Same.
6423 (pass_complete_unroll): Same.
6424 (pass_complete_unrolli): Same.
6425 (pass_parallelize_loops): Same.
6426 (pass_loop_prefetch): Same.
6427 (pass_iv_optimize): Same.
6429 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
6432 * passes.c (init_optimization_passes): Move pass_lim before
6433 pass_copy_prop and pass_dce_loop.
6435 2010-04-06 Jakub Jelinek <jakub@redhat.com>
6438 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
6439 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
6440 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
6441 MULTI_* defines for 4 argument vpermil2p* builtins.
6443 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
6445 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
6446 * config/i386/i386.c (x86_maybe_negate_const_int): New.
6447 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
6448 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
6449 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
6450 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
6451 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
6452 Use x86_maybe_negate_const_int to output insn mnemonic.
6453 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
6454 check from instruction predicate. Update comments.
6455 * config/i386/sync.md (sync_add<mode>): Use
6456 x86_maybe_negate_const_int to output insn mnemonic.
6458 2010-04-06 Jan Hubicka <jh@suse.cz>
6460 PR tree-optimization/42906
6461 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
6462 IGNORE_SELF argument. Set visited_control_parents for fully
6464 (find_obviously_necessary_stmts): Update call of
6465 mark_control_dependent_edges_necessary.
6466 (propagate_necessity): Likewise. Handle PHI edges more curefully.
6468 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
6470 * config/i386/i386.md: Remove comment about 'e' and 'E'
6473 2010-04-06 Richard Guenther <rguenther@suse.de>
6475 PR tree-optimization/43627
6476 * tree-vrp.c (extract_range_from_unary_expr): Widenings
6477 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
6480 2010-04-06 Jakub Jelinek <jakub@redhat.com>
6482 * BASE-VER: Change to 4.6.0.
6485 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
6488 2010-04-06 Richard Guenther <rguenther@suse.de>
6491 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
6493 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6495 * doc/invoke.texi (Optimize Options): Document that LTO
6496 won't remove object access purely due to incompatible
6499 2010-04-04 Matthias Klose <doko@ubuntu.com>
6501 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
6502 Initialize variable.
6504 2010-04-03 Richard Guenther <rguenther@suse.de>
6507 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
6508 require a non-NULL MEM_OFFSET.
6510 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
6512 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
6513 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
6514 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
6515 config/alpha/predicates.md, config/arm/arm.md,
6516 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
6517 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
6518 config/darwin9.h, config/darwin.c, config/darwin.h,
6519 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
6520 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
6521 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
6522 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
6523 config/mips/mips.md, config/mn10300/mn10300.c,
6524 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
6525 config/rs6000/aix.h, config/rs6000/dfp.md,
6526 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
6527 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
6528 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
6529 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
6530 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
6531 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
6532 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
6533 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
6534 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
6535 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
6536 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
6537 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
6538 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
6539 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
6540 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
6541 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
6542 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
6543 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
6544 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
6545 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
6546 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
6547 opt-functions.awk, opth-gen.awk, params.def, passes.c,
6548 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
6549 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
6550 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
6551 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
6552 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
6553 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
6554 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
6555 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
6556 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
6557 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
6558 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
6559 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
6560 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
6561 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
6563 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6566 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
6567 * aclocal.m4: Regenerate.
6569 2010-04-02 Richard Guenther <rguenther@suse.de>
6571 PR tree-optimization/43629
6572 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
6573 if we have seen a constant value.
6575 2010-04-02 Joseph Myers <joseph@codesourcery.com>
6577 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
6579 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
6582 * arm.c (legitimize_tls_address): Adjust call to
6583 gen_tls_load_dot_plus_four.
6584 (arm_note_pic_base): New function.
6585 (arm_cannot_copy_insn_p): Use it.
6586 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
6589 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6594 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6596 * Makefile.in ($(out_object_file)): Depend on
6597 gt-$(basename $(notdir $(out_file))).h.
6599 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
6601 * config.gcc (lm32-*-rtems*): Add t-lm32.
6603 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
6605 * config.gcc: Add lm32-*-rtems*.
6606 * config/lm32/rtems.h: New file.
6608 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
6611 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
6613 2010-04-01 Jakub Jelinek <jakub@redhat.com>
6615 * dwarf2out.c (output_compilation_unit_header): For
6616 -gdwarf-4 use version 4 instead of version 3.
6617 (output_line_info): For version 4 and above emit additional
6618 maximum ops per insn header field.
6619 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
6621 * dwarf2out.c (is_c_family, is_java): Remove.
6622 (lower_bound_default): New function.
6623 (add_bound_info, gen_descr_array_type_die): Use it.
6625 2010-04-01 Dodji Seketeli <dodji@redhat.com>
6628 * dwarf2out.c (gen_variable_die): Allow debug info for variable
6629 re-declaration when it happens in a function.
6631 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
6633 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
6634 (cgraph_remove_function_insertion_hook): Same.
6635 (cgraph_call_function_insertion_hooks): Same.
6637 2010-04-01 Richard Guenther <rguenther@suse.de>
6640 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
6641 and TREE_THIS_VOLATILE.
6642 (copy_ref_info): Likewise.
6643 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
6644 * tree.c (build6_stat): Ignore side-effects of all but arg5
6645 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
6648 2010-04-01 Richard Guenther <rguenther@suse.de>
6650 PR tree-optimization/43607
6651 * ipa-type-escape.c (check_call): Do not access non-existing
6654 2010-04-01 Richard Guenther <rguenther@suse.de>
6658 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
6659 Jack Howarth <howarth@bromo.med.uc.edu>
6661 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6664 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6666 * doc/install.texi (Prerequisites): Document libelf usability on
6667 IRIX 5/6 and Solaris 2.
6668 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
6669 Update GNU as, GNU ld requirements.
6670 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
6671 Document Sun Studio compiler download.
6672 Update and simplify as, ld recommendations.
6673 (Specific, *-*-solaris2.7): Note obsoletion, removal.
6675 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6677 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
6678 with_tune_32 to pentium4.
6680 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
6682 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
6684 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6686 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
6687 obsoletion, removal.
6689 Document GNU as requirement.
6690 Update configure requirements.
6691 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
6692 Recomment IRIX 6.5.18+.
6693 Document IDF/IDL requirement.
6694 Document GNU as requirement.
6695 Document GNU ld bootstrap failure.
6696 Remove freeware.sgi.com reference.
6698 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6700 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
6701 UNIX V4.0, V5.0 obsoletion, removal.
6702 Remove --with-gc=simple reference.
6703 Update VM requirements during bootstrap.
6704 Remove -oldas bootstrap description.
6705 Update binutils reference.
6706 Remove comparison failure note.
6708 2010-03-31 Richard Guenther <rguenther@suse.de>
6709 Zdenek Dvorak <ook@ucw.cz>
6710 Sebastian Pop <sebastian.pop@amd.com>
6713 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
6714 with multiple arguments.
6715 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
6717 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6719 * graphite-dependences.c (print_pddr): Call print_pdr with an
6721 * graphite-poly.c (debug_pdr): Add an extra argument for the
6724 (print_pbb_domain): Same.
6726 (print_scop_context): Same.
6728 (print_cloog): Same.
6729 (debug_pbb_domain): Same.
6733 (debug_scop_context): Same.
6735 (debug_cloog): Same.
6736 (print_scop_params): Same.
6737 (debug_scop_params): Same.
6738 (print_iteration_domain): Same.
6739 (print_iteration_domains): Same.
6740 (debug_iteration_domain): Same.
6741 (debug_iteration_domains): Same.
6742 (print_scattering_function): Same.
6743 (print_scattering_functions): Same.
6744 (debug_scattering_function): Same.
6745 (debug_scattering_functions): Same.
6746 * graphite-poly.h (debug_pdr): Update declaration.
6748 (print_pbb_domain): Same.
6750 (print_scop_context): Same.
6752 (print_cloog): Same.
6753 (debug_pbb_domain): Same.
6757 (debug_scop_context): Same.
6759 (debug_cloog): Same.
6760 (print_scop_params): Same.
6761 (debug_scop_params): Same.
6762 (print_iteration_domain): Same.
6763 (print_iteration_domains): Same.
6764 (debug_iteration_domain): Same.
6765 (debug_iteration_domains): Same.
6766 (print_scattering_function): Same.
6767 (print_scattering_functions): Same.
6768 (debug_scattering_function): Same.
6769 (debug_scattering_functions): Same.
6771 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6773 * graphite-poly.c (print_scattering_function_1): New.
6774 (print_scattering_function): Call it.
6775 (print_scop_params): Remove spaces at the end of lines.
6778 * graphite-poly.h (print_cloog): Declared.
6779 (debug_cloog): Declared.
6781 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6783 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
6785 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
6786 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
6787 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
6788 to switch between adding the IV bump in loop->latch or in loop->header.
6790 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6792 * graphite-poly.c (print_scattering_function): Pretty print following
6795 (print_pbb_domain): Same.
6796 (dump_gbb_cases): Same.
6797 (dump_gbb_conditions): Same.
6800 (print_scop_params): Same.
6801 (print_scop_context): Same.
6803 (print_pbb_body): New.
6804 (lst_indent_to): New.
6805 (print_lst): Start new lines with a #.
6806 * graphite-poly.h (pbb_bb): New.
6807 (pbb_index): Use pbb_bb.
6808 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
6810 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
6812 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6814 * dwarf2out.c (size_of_die): For -gdwarf-4 use
6815 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
6816 and 0 instead of 1 for dw_val_class_flag.
6817 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
6818 dw_val_class_range_list, dw_val_class_loc_list,
6819 dw_val_class_lineptr and dw_val_class_macptr, use
6820 DW_FORM_flag_present for dw_val_class_flag and
6821 DW_FORM_exprloc for dw_val_class_loc.
6822 (output_die): For -gdwarf-4 print dw_val_class_loc
6823 size as uleb128 instead of 1 or 2 bytes and don't print
6824 anything for dw_val_class_flag.
6826 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
6827 instead of cselib_lookup following by tweaking locs->setting_insn.
6830 * cselib.c (cselib_process_insn): Clear cselib_current_insn
6831 even before returning from label, setjmp call or volatile asm
6834 2010-03-31 Richard Guenther <rguenther@suse.de>
6837 * cgraphunit.c (cgraph_output_in_order): Do not allocate
6838 temporary data on stack.
6840 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6842 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
6843 (PUSHSECTION_ASM_OP): Remove.
6844 (POPSECTION_ASM_OP): Remove.
6845 (PUSHSECTION_FORMAT): Remove.
6846 * config/sol2.h (PUSHSECTION_FORMAT): Define.
6847 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
6848 * config/sol2.c (solaris_output_init_fini): Use it.
6850 2010-03-31 Jie Zhang <jie@codesourcery.com>
6853 * opt-functions.awk (var_type_struct): Use signed char type
6854 for simple variables.
6856 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6858 * config/sol2.c: Include output.h.
6859 (solaris_assemble_visibility): New function.
6860 * config/t-sol2 (sol2.o): Add output.h dependency.
6861 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
6862 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
6865 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6868 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
6869 V2SImode or XFmode on PRE_DEC.
6872 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
6875 2010-03-31 Jie Zhang <jie@codesourcery.com>
6878 * reload.h (caller_save_initialized_p): Declare.
6879 * toplev.c (backend_init_target): Don't call
6880 init_caller_save but set caller_save_initialized_p to false.
6881 * caller-save.c (caller_save_initialized_p): Define.
6882 (init_caller_save): Check caller_save_initialized_p.
6883 * ira.c (ira): Call init_caller_save if flag_caller_saves.
6885 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6888 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
6889 and soft-fp/t-softfp to tmake_file.
6890 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
6891 (LIBGCC2_TF_CEXT): Define.
6894 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
6897 * cselib.c (n_useless_values): Document handling of debug locs.
6898 (n_useless_debug_values, n_debug_values): New variables.
6899 (new_elt_loc_list): Don't add to debug values, keep count.
6900 (promote_debug_loc): New.
6901 (cselib_reset_table): Zero new variables.
6902 (entry_and_rtx_equal_p): Promote debug locs.
6903 (discard_useless_locs): Increment n_useless_debug_values for
6905 (remove_useless_values): Adjust n_useless_values and n_debug_values
6906 with n_useless_debug_values.
6907 (add_mem_for_addr): Promote debug locs.
6908 (cselib_lookup_mem): Likewise.
6909 (cselib_lookup_addr): Renamed to...
6910 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
6911 (cselib_log_lookup): ... this. Turn into...
6912 (cselib_lookup_addr): ... new wrapper.
6913 (cselib_lookup_from_insn): New.
6914 (cselib_invalidate_regno): Increment n_useless_debug_values for
6916 (cselib_invalidate_mem): Likewise.
6917 (cselib_process_insn): Take n_deleted and n_debug_values into
6918 account to guard remove_useless_value call.
6919 (cselib_finish): Zero n_useless_debug_values.
6920 * cselib.h (cselib_lookup_from_insn): Declare.
6921 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
6922 (sched_analyze_2): Likewise.
6924 2010-03-30 Jakub Jelinek <jakub@redhat.com>
6926 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
6928 (adjust_mems): Replace narrowing SUBREG of expression containing
6929 just PLUS, MINUS, MULT and ASHIFT of registers and constants
6930 with operations in the narrower mode.
6933 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
6934 regs_invalidated_by_call instead all call_used_reg_set registers.
6936 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
6939 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
6940 pointer comparisons with types_compatible_p.
6941 * tree-vect-stmts.c (vectorizable_call): Same.
6942 (vectorizable_condition): Same.
6944 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6946 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
6947 stack check if the mask would be zero.
6949 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
6950 Jack Howarth <howarth@bromo.med.uc.edu>
6952 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6955 2010-03-30 Joseph Myers <joseph@codesourcery.com>
6958 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
6960 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
6961 Include ___unordxf2 and ___unordtf2.
6962 * config/i386/libgcc-glibc.ver: Do not define inheritance from
6965 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
6967 * config/lm32/t-lm32: New file.
6968 * config.gcc: Use the above file when targetting lm32.
6970 2010-03-28 Duncan Sands <baldrick@free.fr>
6972 * Makefile.in (PLUGIN_HEADERS): Add except.h.
6974 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6977 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
6978 Improve vectorization cost model diagnostic.
6980 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6983 * tree-vect-data-refs.c (vect_analyze_data_refs): When
6984 compute_data_dependences_for_loop returns false, early exit
6985 and output an extra diagnostic for the failed data reference
6988 2010-03-29 Richard Guenther <rguenther@suse.de>
6990 PR tree-optimization/43560
6991 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
6992 (can_sm_ref_p): Treat stores to readonly locations as trapping.
6994 2010-03-29 Jie Zhang <jie@codesourcery.com>
6997 * toplev.c (process_options): Set optimization_default_node
6998 and optimization_current_node.
6999 * opts.c (decode_options): Don't set optimization_default_node
7000 and optimization_current_node.
7002 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
7004 * config/rtems.h: Abandon -qrtems_debug.
7006 2010-03-28 Jan Hubicka <jh@suse.cz>
7008 PR tree-optimization/43505
7009 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
7010 map should not be copied.
7012 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7015 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
7016 cdtors, set DECL_PRESERVE_P.
7017 * ipa.c (cgraph_externally_visible_p): Return true if declaration
7020 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
7022 PR tree-optimization/43528
7023 * stor-layout.c (place_field): Check that constant fits into
7024 unsigned HWI when skipping calculation of MS bitfield layout.
7026 2010-03-27 Jan Hubicka <jh@suse.cz>
7029 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
7030 notice_global_symbol work.
7032 2010-03-27 Jakub Jelinek <jakub@redhat.com>
7034 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
7035 instead of dwarf2out_decl.
7036 (struct var_loc_node): Remove section_label field.
7037 (dwarf2out_function_decl): New function.
7038 (dwarf2out_var_location): Don't set section_label field.
7039 (dwarf2out_begin_function): Don't empty decl_loc_table here.
7041 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7043 PR tree-optimization/43544
7044 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7045 First argument for builtin vectorized function hook is now a
7046 tree to be able to distinguish between machine specific and
7048 * targhooks.c (default_builtin_vectorized_function): Ditto.
7049 * targhooks.h (default_builtin_vectorized_function): Ditto.
7050 * target.h (struct gcc_target): Ditto.
7051 * tree-vect-stmts.c (vectorizable_function): Ditto.
7052 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
7053 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7056 2010-03-26 Joseph Myers <joseph@codesourcery.com>
7059 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
7060 nested binding iff it is a FUNCTION_DECL.
7061 (store_parm_decls_newstyle): Pass nested=true to bind for
7062 FUNCTION_DECLs amongst parameters.
7064 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7066 * var-tracking.c (vt_expand_loc_callback): Don't run
7067 cselib_expand_value_rtx_cb in dummy mode if
7068 cselib_dummy_expand_value_rtx_cb returned false.
7070 * var-tracking.c (emit_note_insn_var_location): For one part
7071 notes with offset 0, don't add EXPR_LIST around the location.
7072 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
7073 add_location_or_const_value_attribute): Adjust for that change.
7076 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
7077 into first operand and location into second.
7078 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
7079 dw_cfi_oprnd_loc for DW_CFA_expression.
7080 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
7081 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
7082 assume first argument is regnum and second argument is location.
7084 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7087 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
7088 of scratch register to DImode. Split to DImode comparison operator.
7089 Use SImode subreg of scratch register in the multiplication.
7090 (*cmp_sadd_sidi): Ditto.
7091 (*cmp_ssub_si): Ditto.
7092 (*cmp_ssub_sidi): Ditto.
7094 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7097 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
7098 Remove invalid assert and wrong comment.
7100 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7103 * flags.h (final_insns_dump_p): New extern.
7104 * final.c (final_insns_dump_p): New variable.
7105 (rest_of_clean_state): Set it before -fdump-final-insns=
7106 dumping, clear afterwards.
7107 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
7108 MEM_ALIAS_SET on MEMs.
7110 2010-03-26 David S. Miller <davem@davemloft.net>
7112 * configure.ac: Fix sparc GOTDATA_OP bug check.
7113 * configure: Rebuild.
7115 2010-03-26 Alan Modra <amodra@gmail.com>
7117 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
7119 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7121 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
7122 TLS_SECTION_ASM_FLAG.
7124 2010-03-25 Jakub Jelinek <jakub@redhat.com>
7127 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
7128 Clear first_function_block_is_cold.
7131 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
7132 argument if the argument is truth_value_p.
7134 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7136 * config/rs6000/constraints.md: Update copyright year for my changes.
7139 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
7140 used in reg+reg addressing, swap registers.
7142 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7145 * target.h (struct gcc_target): Add code_end hook.
7146 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
7148 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
7149 * toplev.c (compile_file): Call targetm.asm_out.code_end
7150 hook before unwind info/debug info output.
7151 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
7152 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
7153 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7154 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
7155 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7156 * config/i386/i386.c (ix86_file_end): Renamed to...
7157 (ix86_code_end): ... this. Make static. Don't call
7158 file_end_indicate_exec_stack. Emit unwind info using
7159 final_start_function/final_end_function.
7160 (darwin_x86_file_end): Remove.
7161 (TARGET_ASM_CODE_END): Define.
7162 * config/i386/i386.h (TARGET_ASM_FILE_END,
7163 NEED_INDICATE_EXEC_STACK): Don't define.
7164 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
7165 (TARGET_ASM_FILE_END): Define to darwin_file_end.
7166 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
7167 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
7170 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
7171 at the beginning and final_end_function at the end.
7172 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
7174 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7176 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
7177 and Sun as TLS syntax.
7178 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
7179 * configure: Regenerate.
7180 * config.in: Regenerate.
7181 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
7182 (default_elf_asm_named_section): Use it.
7183 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
7184 (i386_output_dwarf_dtprel): Likewise.
7185 (output_addr_const_extra): Likewise.
7186 (output_pic_addr_const): Lowercase @GOTTPOFF.
7187 (output_addr_const_extra): Likewise.
7188 (output_pic_addr_const): Lowercase @GOTNTPOFF.
7189 (output_addr_const_extra): Likewise.
7190 (output_pic_addr_const): Lowercase @INDNTPOFF.
7191 (output_addr_const_extra): Likewise.
7192 (output_pic_addr_const): Lowercase @NTPOFF.
7193 (output_addr_const_extra): Likewise.
7194 (output_pic_addr_const): Lowercase @TPOFF.
7195 (output_addr_const_extra): Likewise.
7196 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
7197 (*tls_global_dynamic_64): Likewise.
7198 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
7199 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
7201 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
7202 (ASM_OUTPUT_TLS_COMMON): Use it.
7203 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
7206 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
7207 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
7208 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
7209 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
7210 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
7211 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
7213 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7215 * config/i386/i386.c (override_options): Don't accept
7216 -mtls-dialect=sun any longer.
7217 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
7218 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
7219 (*tls_local_dynamic_base_32_sun): Likewise.
7220 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
7222 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7225 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7226 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
7229 * ira.c (adjust_cleared_regs): New function.
7230 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
7234 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
7236 * expr.c (expand_expr_real): Restore previous
7237 curr_insn_source_location and curr_insn_block after
7238 expand_expr_real_1 call.
7239 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
7240 instead of expand_expr_real_1.
7242 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
7244 PR rtl-optimization/43413
7245 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
7248 2010-03-22 James E. Wilson <wilson@codesourcery.com>
7251 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
7252 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
7254 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
7256 * config/i386/i386.c (ix86_target_string): Add -mfma.
7257 Fix a typo in comment.
7259 2010-03-22 Mike Stump <mikestump@comcast.net>
7262 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
7263 Don't overly align based upon packed packed fields.
7265 2010-03-22 Jason Merrill <jason@redhat.com>
7267 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
7268 Use () rather than [], and move before the element type.
7270 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7272 * doc/configfiles.texi (Configuration Files): Removed
7273 fixinc/Makefile*, intl/Makefile.*.
7274 * doc/makefile.texi: Fixed markup. Abstract from version
7275 control system used.
7276 (Makefile): Removed obsolete gcc/java/parse.y example.
7277 * doc/sourcebuild.texi: Likewise.
7278 (Top Level): Added config, gnattools, libdecnumber, libgcc,
7279 libgomp, libssp. Removed fastjar.
7280 (Miscellaneous Docs): Clarify location.
7281 Added COPYING3, COPYING3.LIB.
7282 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
7284 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7287 * config/i386/i386.c (x86_function_profiler)
7288 [!NO_PROFILE_COUNTERS]: Fix typo.
7289 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
7292 2010-03-22 Janis Johnson <janis187@us.ibm.com>
7293 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7295 * doc/sourcebuild.texi (Test Directives): Split into six
7296 subsections, with most of the current text in new subsections
7297 Directives, Selectors, and Final Actions.
7298 (Directives): Split list of test directives into multiple
7300 (Selectors): Describe use and syntax of selectors.
7301 (Effective-Target Keywords): Describe all existing keywords.
7302 (Add Options): Describe features for dg-add-options.
7303 (Require Support): Describe variants of dg-require-support.
7304 (Final Actions): Describe commands to use in dg-final.
7306 2010-03-22 Michael Matz <matz@suse.de>
7309 * recog.c (validate_replace_rtx_group): Replace also in
7310 REG_EQUAL and REG_EQUIV notes.
7312 2010-03-22 Richard Guenther <rguenther@suse.de>
7314 PR tree-optimization/43390
7315 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
7316 sure vector extracts are type correct.
7318 2010-03-22 Richard Guenther <rguenther@suse.de>
7321 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
7322 x * sqrt (x) even when optimizing for size if the target
7323 has native support for sqrt.
7325 2010-03-22 Jakub Jelinek <jakub@redhat.com>
7327 * varasm.c (make_decl_rtl_for_debug): Also clear
7328 flag_mudflap for the duration of make_decl_rtl call.
7331 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
7332 locs from preserved VALUEs.
7334 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7337 * pa.md (movmemsi): Set align to one if zero.
7338 (movmemdi): Likewise.
7340 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
7343 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
7344 with their corresponding prologue pushes.
7346 2010-03-20 Andrew Pinski <pinskia@gmail.com>
7349 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
7350 at the begining or end.
7351 (spu_expand_epilogue): Likewise.
7353 2010-03-20 Richard Guenther <rguenther@suse.de>
7355 PR rtl-optimization/43438
7356 * combine.c (make_extraction): Properly zero-/sign-extend an
7357 extraction of the low part of a CONST_INT. Also handle
7360 2010-03-19 Mike Stump <mikestump@comcast.net>
7362 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
7363 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
7364 (override_options): Use SUBTARGET32_DEFAULT_CPU.
7366 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7369 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
7372 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
7374 PR rtl-optimization/42258
7375 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
7376 use that may match DEF.
7379 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
7380 the cost of loading the constant rather than assuming
7382 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
7383 outer code is AND, do the same tests as the andsi3 expander and
7384 return COSTS_N_INSNS (1) if and is cheap.
7386 * optabs.c (avoid_expensive_constant): Fix formatting.
7388 2010-03-19 Michael Matz <matz@suse.de>
7391 * attribs.c (decl_attributes): When rebuilding a function pointer
7392 type use the same qualifiers as the original pointer type.
7394 2010-03-19 Martin Jambor <mjambor@suse.cz>
7396 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
7397 and is_gimple_ip_invariant_address.
7399 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7402 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7404 * config/arm/arm.c (arm_override_options): Turn off
7405 flag_dwarf2_cfi_asm for AAPCS variants.
7407 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7410 * config/arm/arm.c (emit_multi_reg_push): Update comments.
7411 Use PRE_MODIFY instead of PRE_DEC.
7412 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
7413 (vfp_emit_fstmd): Likewise.
7415 2010-03-19 Michael Matz <matz@suse.de>
7418 * builtins.c (expand_builtin_interclass_mathfn,
7419 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
7422 2010-03-19 Richard Guenther <rguenther@suse.de>
7424 PR tree-optimization/43415
7425 * tree-ssa-pre.c (phi_translate): Split out worker to ...
7426 (phi_translate_1): ... this.
7427 (phi_translate): Move all caching here. Cache all NARY
7428 and REFERENCE translations.
7430 2010-03-19 David S. Miller <davem@davemloft.net>
7432 With help from Eric Botcazou.
7433 * config/sparc/sparc.c: Include dwarf2out.h.
7434 (emit_pic_helper): Delete.
7435 (pic_helper_symbol_name): Delete.
7436 (pic_helper_emitted_p): Delete.
7437 (pic_helper_needed): New.
7438 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
7439 (get_pc_thunk_name): New.
7440 (load_pic_register): Remove 'delay_pic_helper' arg. Use
7441 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
7442 Set pic_helper_needed to true. Don't call emit_pic_helper.
7443 (sparc_expand_prologue): Update load_pic_register call.
7444 (sparc_output_mi_thunk): Likewise.
7445 (sparc_file_end): Emit a hidden comdat symbol for the PIC
7446 thunk if possible. Output CFI information as needed.
7448 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7449 Jack Howarth <howarth@bromo.med.uc.edu>
7452 * config/i386/i386.h: Fix ABI on darwin x86-32.
7454 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
7456 * tree.h: Declare make_decl_rtl_for_debug.
7457 * varasm.c (make_decl_rtl_for_debug): New.
7458 * dwarf2out.c (rtl_for_decl_location): Call it.
7459 * cfgexpand.c (expand_debug_expr): Call it.
7461 2010-03-18 Jakub Jelinek <jakub@redhat.com>
7464 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
7468 * var-tracking.c (vt_init_cfa_base): Do nothing if
7469 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
7471 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
7474 * var-tracking.c (canonicalize_vars_star): New.
7475 (dataflow_post_merge_adjust): Use it.
7477 2010-03-18 Jakub Jelinek <jakub@redhat.com>
7480 * var-tracking.c (non_suitable_const): New function.
7481 (add_uses): For DEBUG_INSNs with constants, don't record any
7482 value, instead just the constant value itself.
7483 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
7484 is not VAR_LOC_UNKNOWN_P, set var to the constant.
7485 (emit_notes_in_bb): Likewise.
7486 (emit_note_insn_var_location): For onepart variables if
7487 cur_loc is a VOIDmode constant, use DECL_MODE.
7489 2010-03-18 Martin Jambor <mjambor@suse.cz>
7492 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
7493 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
7494 all non-clones. Moved call redirection...
7495 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
7496 (cgraph_materialize_all_clones): Dispose of all
7497 combined_args_to_skip bitmaps.
7498 (verify_cgraph_node): Do not check for edges pointing to wrong
7499 nodes in inline clones.
7500 * tree-inline.c (copy_bb): Call
7501 cgraph_redirect_edge_call_stmt_to_callee.
7502 * ipa.c (cgraph_remove_unreachable_nodes): Call
7503 cgraph_node_remove_callees even when there are used clones.
7505 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
7507 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
7509 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
7512 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
7515 2010-03-18 Michael Matz <matz@suse.de>
7518 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
7519 into sqrt(x) if we need to preserve signed zeros.
7521 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
7522 Eric Botcazou <ebotcazou@adacore.com>
7524 PR rtl-optimization/43360
7525 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
7526 note if we don't know its invariant status.
7528 2010-03-18 Michael Matz <matz@suse.de>
7530 PR tree-optimization/43402
7531 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
7532 PHI chains of ssa names registered for update.
7534 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
7537 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
7538 non-offsettable and pre_modify update addressing.
7539 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
7540 and "2" alternatives "#".
7541 (*movdd_softfloat32): Make all alternatives "#";
7542 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
7543 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
7544 (*movdf_softfloat32): Make all alternatives "#";
7545 (movdi): Use the new DIFD mode iterator to create a common splitter
7546 for movdi, movdf and movdd patterns.
7548 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
7550 * common.opt (dumpdir): Remove redundant tab.
7552 2010-03-17 Martin Jambor <mjambor@suse.cz>
7554 PR tree-optimization/43347
7555 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
7556 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
7558 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
7560 PR rtl-optimization/42216
7561 * regrename.c (create_new_chain): New function, broken out from...
7562 (scan_rtx_reg): ... here. Call it. Handle the case where we are
7563 appending a use to an empty chain.
7564 (build_def_use): Remove previous changes that convert OP_INOUT to
7565 OP_OUT operands; instead detect the case where an OP_INOUT operand
7566 uses a previously untracked register and create an empty chain for it.
7568 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7570 * doc/extend.texi (Function Attributes): Rewrite unfinished
7571 sentence in ms_abi documentation.
7573 2010-03-17 Alan Modra <amodra@gmail.com>
7575 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
7576 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
7577 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
7578 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
7580 2010-03-16 Richard Henderson <rth@redhat.com>
7583 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
7584 (lower_try_finally): Save and restore eh_seq around the expansion
7587 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
7589 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
7590 statements before splitting block.
7592 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7594 * doc/sourcebuild.texi (Testsuites): Fix markup.
7595 Use pathnames relative to gcc/testsuite.
7596 (Test Directives): Move description of how timeout is determined.
7597 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
7598 (C Tests): Correct gcc.misc-tests directory.
7599 Framework tests now live in gcc.test-framework.
7601 2010-03-16 Richard Guenther <rguenther@suse.de>
7604 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
7605 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
7607 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
7608 Alexandre Oliva <aoliva@redhat.com>
7610 PR tree-optimization/42917
7611 * lambda-code.c (remove_iv): Skip debug statements.
7612 (lambda_loopnest_to_gcc_loopnest): Likewise.
7613 (not_interesting_stmt): Debug statements are not interesting.
7615 2010-03-16 Jakub Jelinek <jakub@redhat.com>
7619 * cselib.c (cselib_preserve_constants,
7620 cfa_base_preserved_val): New static variables.
7621 (preserve_only_constants): New function.
7622 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
7623 clear its REG_VALUES. If cselib_preserve_constants, don't
7624 empty the whole hash table, but preserve there VALUEs with constants,
7625 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
7626 (cselib_preserve_cfa_base_value): New function.
7627 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
7628 (cselib_init): Change argument to int bitfield. Set
7629 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
7631 (cselib_finish): Clear cselib_preserve_constants and
7632 cfa_base_preserved_val.
7633 * cselib.h (enum cselib_record_what): New enum.
7634 (cselib_init): Change argument to int.
7635 (cselib_preserve_cfa_base_value): New prototype.
7636 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
7637 * dse.c (dse_step1): Likewise.
7638 * cfgcleanup.c (thread_jump): Likewise.
7639 * sched-deps.c (sched_analyze): Likewise.
7640 * gcse.c (local_cprop_pass): Likewise.
7641 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
7642 If FN is non-NULL, call the callback always and whenever it returns
7643 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
7644 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
7645 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
7646 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
7647 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
7648 * var-tracking.c: Include recog.h.
7649 (bb_stack_adjust_offset): Remove.
7650 (vt_stack_adjustments): Don't call it, instead just gather the
7651 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
7652 (adjust_stack_reference): Remove.
7653 (compute_cfa_pointer): New function.
7654 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
7655 (struct adjust_mem_data): New type.
7656 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
7658 (get_address_mode): New function.
7659 (replace_expr_with_values): Use it.
7660 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
7661 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
7662 (adjust_sets): Remove.
7663 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
7664 Use get_address_mode.
7665 (get_adjusted_src): Remove.
7666 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
7667 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
7668 (add_with_sets): Don't call adjust_sets.
7669 (fp_setter, vt_init_cfa_base): New functions.
7670 (vt_initialize): Change return type to bool. Move most of pool etc.
7671 initialization to the beginning of the function from end. Pass
7672 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
7673 If !frame_pointer_needed, call vt_stack_adjustment before mos
7674 vector is filled, call vt_init_cfa_base if argp/framep has been
7675 eliminated to sp. If frame_pointer_needed and argp/framep has
7676 been eliminated to hard frame pointer, set
7677 hard_frame_pointer_adjustment and call vt_init_cfa_base after
7678 encountering fp setter in the prologue. For MO_ADJUST, call
7679 log_op_type before pusing the op into mos vector, not afterwards.
7680 Call adjust_insn before cselib_process_insn/add_with_sets,
7681 call cancel_changes (0) afterwards.
7682 (variable_tracking_main_1): Adjust for vt_initialize calling
7683 vt_stack_adjustments and returning whether it succeeded or not.
7685 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
7687 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
7690 2010-03-15 Jakub Jelinek <jakub@redhat.com>
7692 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
7694 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
7695 drap_reg has not been set.
7697 2010-03-15 Michael Matz <matz@suse.de>
7700 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
7701 use it to expand block copies.
7702 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
7703 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
7704 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
7706 2010-03-15 Richard Guenther <rguenther@suse.de>
7708 PR tree-optimization/43367
7709 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
7712 2010-03-15 Richard Guenther <rguenther@suse.de>
7714 PR tree-optimization/43317
7715 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
7717 2010-03-15 Martin Jambor <mjambor@suse.cz>
7719 PR tree-optimization/43141
7720 * tree-sra.c (create_abstract_origin): New function.
7721 (modify_function): Call create_abstract_origin.
7723 2010-03-15 Chris Demetriou <cgd@google.com>
7725 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
7728 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7731 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
7732 call insert_out_of_ssa_copy for default definitions.
7734 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7736 * graphite-clast-to-gimple.c (my_long_long): Defined.
7737 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
7738 * graphite-sese-to-poly.c (my_long_long): Defined.
7739 (scop_ivs_can_be_represented): Use it.
7741 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7743 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
7744 graphite-max-bbs-per-function, and loop-block-tile-size.
7745 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
7747 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
7749 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7751 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
7752 forward declaration.
7753 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
7754 (add_upper_bounds_from_estimated_nit): New.
7755 (build_loop_iteration_domains): Use it.
7757 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7759 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
7761 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7764 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
7765 should be an INTEGER_CST. Also handle CASE_CONVERT.
7767 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7769 * graphite.c (graphite_initialize): To bound the number of bbs per
7770 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
7771 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
7772 * doc/invoke.texi: Document it.
7774 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7776 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
7777 * graphite-sese-to-poly.h (build_poly_scop): Same.
7779 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7781 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
7782 the number of parameters in the scop. Use as an upper bound
7783 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
7784 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
7785 * doc/invoke.texi: Document it.
7787 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
7789 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
7790 * doc/c-tree.texi: Remove.
7791 * doc/generic.texi: Merge c-tree.texi here.
7792 * doc/gccint.texi (Trees): Remove menu entry.
7793 (c-tree.texi): Remove @include.
7794 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
7795 * doc/languages.texi (Reading RTL): Ditto.
7797 2010-03-12 Steve Ellcey <sje@cup.hp.com>
7800 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
7802 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7805 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
7806 code added to work around reload clobbering CONST insns.
7808 2010-03-12 Jakub Jelinek <jakub@redhat.com>
7810 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
7811 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
7812 (cselib_preserve_only_values): Remove retain argument, don't
7813 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
7814 * cselib.h (cselib_preserve_only_values): Remove retain argument.
7815 * var-tracking.c (micro_operation): Move insn field before union.
7816 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
7817 (struct variable_tracking_info_def): Remove n_mos field, change
7818 mos into a vector of micro_operations.
7819 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
7820 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
7821 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
7822 changing into a vector.
7823 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
7824 come before all other uops generated by add_stores.
7825 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
7827 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
7828 a vector. Run just one pass over the bbs instead of separate counting
7829 and computation phase.
7830 (vt_finalize): Free VTI (bb)->mos vector instead of array.
7833 * tree-inline.c (remap_decls): Put old_var rather than origin_var
7834 into *nonlocalized_list vector.
7835 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
7836 even if origin is non-NULL.
7837 (gen_variable_die): Likewise.
7838 (process_scope_var): Don't change origin.
7839 (gen_decl_die): Likewise.
7840 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
7841 before adding new edges instead of after it, fix moving over
7844 2010-03-11 David S. Miller <davem@davemloft.net>
7846 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
7848 * configure: Rebuild.
7850 2010-03-11 Martin Jambor <mjambor@suse.cz>
7852 PR tree-optimization/43257
7853 * tree.c (assign_assembler_name_if_neeeded): New function.
7854 (free_lang_data_in_cgraph): Assembler name assignment moved to the
7856 * tree.h (assign_assembler_name_if_neeeded): Declare.
7857 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
7858 the function if needed.
7860 2010-03-11 Chris Demetriou <cgd@google.com>
7862 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
7863 include/stdint-gcc.h, and include/stdint.h world-readable.
7865 2010-03-11 Richard Guenther <rguenther@suse.de>
7867 PR tree-optimization/43255
7868 * tree-vrp.c (process_assert_insertions_for): Do not insert
7869 asserts for trivial conditions.
7871 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7873 PR tree-optimization/43280
7874 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
7875 generation. Move calculation of size out of the if branch.
7876 (find_bswap): Modify compare number generation.
7878 2010-03-11 Richard Guenther <rguenther@suse.de>
7881 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
7882 (input_gimple_stmt): Fixup handled component types during
7883 operand read. Also fix up decls in ADDR_EXPRs.
7885 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
7887 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
7888 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
7890 2010-03-10 Jan Hubicka <jh@suse.cz>
7893 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
7894 * varasm.c (get_variable_section): Don't do that here...
7895 (make_decl_rtl): ... and here.
7896 (do_assemble_alias): Produce decl RTL.
7897 (assemble_alias): Likewise.
7899 2010-03-10 Jakub Jelinek <jakub@redhat.com>
7902 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
7903 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
7905 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
7906 (based_loc_descr): Only express drap or vdrap regno based expressions
7907 using DW_OP_fbreg when not optimizing.
7908 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
7909 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
7910 REG_CFA_SET_VDRAP note.
7912 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
7914 PR tree-optimization/43236
7915 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
7916 error in calculation of base address in reverse iteration case.
7917 (generate_builtin): Take number of latch executions if the statement
7920 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
7923 * tree-eh.c: Include pointer-set.h.
7924 (lower_eh_dispatch): Filter out duplicate case labels and
7925 remove the unneeded edge when the label is unused. Return
7926 true when some edges are removed.
7927 (execute_lower_eh_dispatch): When any lowering resulted in
7928 removing an edge, also delete unreachable blocks.
7930 2010-03-10 Jakub Jelinek <jakub@redhat.com>
7933 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
7934 UNSPEC_MACHOPIC_OFFSET.
7936 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
7939 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7940 (m68k_delegitimize_address): New function.
7942 2010-03-09 Jakub Jelinek <jakub@redhat.com>
7945 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
7948 * var-tracking.c (adjust_sets): New function.
7949 (count_with_sets, add_with_sets): Use it.
7950 (get_adjusted_src): New inline function.
7951 (add_stores): Use it.
7954 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
7955 call cselib_dummy_expand_value_rtx_cb instead of
7956 cselib_expand_value_rtx_cb.
7959 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
7960 * config/i386/i386.c: Include debug.h and dwarf2out.h.
7961 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
7962 and .cfi_endproc around the pic thunks.
7963 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
7964 all queued unwind info register saves are saved before the call.
7965 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
7966 considered as sp-=4 for unwind info and the pop as sp+=4 which
7967 also clobbers dest, but doesn't actually restore it.
7970 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
7971 RTX_FRAME_RELATED_P.
7973 2010-03-09 Jie Zhang <jie@codesourcery.com>
7975 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
7976 whitespaces in output template.
7978 2010-03-09 Jie Zhang <jie@codesourcery.com>
7980 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
7983 2010-03-08 Jakub Jelinek <jakub@redhat.com>
7985 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
7986 builtins.exp in a separate job.
7988 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7990 * graphite-sese-to-poly.c (add_param_constraints): Use
7991 lower_bound_in_type and upper_bound_in_type.
7993 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7995 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
7996 instead of unsigned_type_node.
7998 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7999 Reza Yazdani <reza.yazdani@amd.com>
8002 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
8003 on pointer type parameters.
8005 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
8009 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
8010 handle conversions from pointer to integers.
8011 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
8012 induction variable, to be able to work with code generated by CLooG.
8013 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
8014 (build_poly_scop): Bail out if we cannot codegen a loop.
8016 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
8018 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
8019 code generation with gloog_error.
8021 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8023 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
8024 Call fold_convert on all the returned values.
8025 (expand_scalar_variables_expr): Pass to
8026 expand_scalar_variables_ssa_name the type of the resulting expression.
8028 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8030 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
8031 ppl_min_for_le_pointset.
8032 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
8033 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
8035 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8037 * graphite-dependences.c (map_into_dep_poly): Removed.
8038 (dependence_polyhedron_1): Use combine_context_id_scat.
8040 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8042 * graphite-poly.h (struct poly_scattering): Add layout documentation.
8043 (struct poly_bb): Same.
8044 (combine_context_id_scat): New.
8046 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8049 * sese.c (name_defined_in_loop_p): Return false for default
8052 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8054 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
8055 and clean up the logic.
8057 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8059 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
8062 2010-03-08 Jakub Jelinek <jakub@redhat.com>
8064 * var-tracking.c (remove_cselib_value_chains): Define only for
8066 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
8067 delete_slot_part, emit_notes_for_differences_1): Don't call
8068 remove_cselib_value_chains here.
8069 (set_slot_part, emit_notes_for_differences_2): Don't call
8070 add_cselib_value_chains here.
8071 (preserved_values): New vector.
8072 (preserve_value): New function.
8073 (add_uses, add_stores, vt_add_function_parameters): Use it
8074 instead of cselib_preserve_value.
8075 (changed_values_stack): New vector.
8076 (check_changed_vars_0): New function.
8077 (check_changed_vars_1, check_changed_vars_2): Use it.
8078 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
8079 changed_values_stack VALUEs.
8080 (vt_emit_notes): For all preserved_values call
8081 add_cselib_value_chains. If ENABLE_CHECKING call
8082 remove_cselib_value_chains before verifying value_chains is empty.
8083 Initialize and free changed_values_stack.
8084 (vt_initialize): Initialize preserved_values.
8085 (vt_finalize): Free preserved_values.
8087 2010-03-08 Richard Guenther <rguenther@suse.de>
8089 PR tree-optimization/43269
8090 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
8093 2010-03-08 Martin Jambor <mjambor@suse.cz>
8095 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
8096 (ipa_is_param_called): Removed.
8097 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
8098 (ipa_print_node_params): Do not print the called flag.
8099 (ipa_write_node_info): Do not stream the called flag.
8100 (ipa_read_node_info): Likewise.
8102 2010-03-07 Jakub Jelinek <jakub@redhat.com>
8105 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
8106 * cselib.c (struct expand_value_data): Add dummy field.
8107 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
8109 (cselib_dummy_expand_value_rtx_cb): New function.
8110 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
8112 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
8113 * var-tracking.c: Include pointer-set.h.
8114 (variable): Change n_var_parts to char from int. Add
8115 cur_loc_changed and in_changed_variables fields.
8116 (variable_canonicalize): Remove.
8117 (shared_var_p): New inline function.
8118 (unshare_variable): Maintain cur_loc_changed and
8119 in_changed_variables fields. If var was in changed_variables,
8120 replace it there with new_var. Just copy cur_loc instead of
8121 resetting it to something else.
8122 (variable_union): Don't recompute cur_loc. Use shared_var_p.
8123 (dataflow_set_union): Don't call variable_canonicalize.
8124 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
8125 of their DEBUG_EXPR_TREE_DECLs.
8126 (canonicalize_loc_order_check): Verify that cur_loc is NULL
8127 and in_changed_variables and cur_loc_changed is false.
8128 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
8129 and cur_loc_changed. Don't update cur_loc here.
8130 (variable_merge_over_src): Don't call variable_canonicalize.
8131 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
8132 removing loc that is equal to cur_loc, clear cur_loc,
8133 set cur_loc_changed and ensure variable_was_changed is called.
8134 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
8135 compare pointers in cur_loc check, if it is equal to loc,
8136 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
8137 (variable_different_p): Remove compare_current_location argument,
8138 don't compare cur_loc.
8139 (dataflow_set_different_1): Adjust variable_different_p caller.
8140 (variable_was_changed): If dv had some var in changed_variables
8141 already, reset in_changed_variables flag for it and propagate
8142 cur_loc_changed over to the new variable. On empty var
8143 always set cur_loc_changed. Set in_changed_variables on whatever
8144 var is added to changed_variables.
8145 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
8146 Use shared_var_p. When removing loc that is equal to cur_loc,
8147 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
8148 end, don't set it to something else, just call variable_was_changed.
8149 (delete_slot_part): Use shared_var_p. When cur_loc equals to
8150 loc being removed, clear cur_loc and set cur_loc_changed.
8151 Set cur_loc_changed if all locations have been removed.
8152 (struct expand_loc_callback_data): New type.
8153 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
8154 allocated. Always create SUBREGs if simplify_subreg failed.
8155 Prefer to use cur_loc, when that fails and still in
8156 changed_variables (and seen first time) recompute it. Set
8157 cur_loc_changed of variables which had to change cur_loc and
8158 compute elcd->cur_loc_changed if any of the subexpressions used
8159 had to change cur_loc.
8160 (vt_expand_loc): Adjust to pass arguments in
8161 expand_loc_callback_data structure.
8162 (vt_expand_loc_dummy): New function.
8163 (emitted_notes): New variable.
8164 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
8165 that weren't used for any other decl in current
8166 emit_notes_for_changes call call vt_expand_loc_dummy to update
8167 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
8168 first loc_chain location if NULL before. Always use just
8169 cur_loc instead of first loc_chain location. When cur_loc_changed
8170 is false, when not --enable-checking=rtl just don't emit any note.
8171 When rtl checking, compute the note and assert it is the same
8172 as previous note. Clear cur_loc_changed and in_changed_variables
8173 at the end before removing from changed_variables.
8174 (check_changed_vars_3): New function.
8175 (emit_notes_for_changes): Traverse changed_vars to call
8176 check_changed_vars_3 on each changed var.
8177 (emit_notes_for_differences_1): Clear cur_loc_changed and
8178 in_changed_variables. Recompute cur_loc of new_var.
8179 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
8180 (vt_emit_notes): Initialize and destroy emitted_notes.
8182 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
8184 PR rtl-optimization/42220
8185 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
8186 Use verify_reg_tracked to determine if we should use OP_OUT rather
8188 (build_def_use): If we see an in-out operand for a register that we
8189 know nothing about, treat is an output if possible, fail the block if
8192 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8195 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
8198 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8201 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
8202 uses of relevant DEFs that are dead outside the loop too.
8204 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8206 * var-tracking.c (dataflow_set_merge): Swap src and src2.
8208 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8210 * var-tracking.c (values_to_unmark): New variable.
8211 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8212 values_to_unmark vector. Moved body to...
8213 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8214 instead queue it into values_to_unmark vector.
8215 (vt_find_locations): Free values_to_unmark vector.
8217 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
8219 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
8220 (site.exp): Export them when plugins are enabled.
8222 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
8225 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
8227 (chrec_fold_multiply): Same.
8229 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
8232 * c-decl.c (build_compound_literal): Return early if init is
8235 2010-03-04 Martin Jambor <mjambor@suse.cz>
8237 PR tree-optimization/43164
8238 PR tree-optimization/43191
8239 * tree-sra.c (type_consists_of_records_p): Reject records with
8240 zero-size bit-fields at the end.
8242 2010-03-04 Mike Stump <mikestump@comcast.net>
8244 * Makefile.in (TAGS): Remove *.y.
8246 2010-03-04 Richard Guenther <rguenther@suse.de>
8248 PR tree-optimization/40761
8249 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
8251 (my_rev_post_order_compute): New function.
8252 (init_pre): Call it.
8254 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
8257 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
8258 decrease the cost of an IV candidate when the cost is infinite.
8260 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8262 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
8263 Use '3DNow!' for the extension of that name, ensure normal space
8265 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
8267 2010-03-03 Jeff Law <law@redhat.com>
8269 * PR middle-end/32693
8270 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
8271 than gen_rtx_SUBREG.
8272 (extract_bit_field_1): Likewise.
8274 2010-03-03 Janis Johnson <janis187@us.ibm.com>
8276 * doc/sourcebuild.texi (Test directives): Document that arguments
8277 include-opts and exclude-opts are now optional for dg-skip-if,
8278 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
8280 2010-03-03 Jason Merrill <jason@redhat.com>
8283 * cgraph.h (varpool_node): Add extra_name field.
8284 * varpool.c (varpool_extra_name_alias): New.
8285 (varpool_assemble_decl): Emit extra name aliases.
8286 (varpool_mark_needed_node): Look past an extra name alias.
8287 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
8288 * lto-streamer-in.c (lto_input_tree): Read it.
8289 * lto-streamer-out.c (output_unreferenced_globals): Write it.
8291 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
8293 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
8294 (sparc*-*-solaris2*): ...this.
8296 2010-03-03 Jakub Jelinek <jakub@redhat.com>
8299 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
8300 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
8301 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
8302 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
8305 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
8306 fallthrough to default handling, just with want_address 0 instead of 2.
8307 For single element lists, add_AT_loc directly, otherwise create an
8308 artificial variable DIE and stick location list to it.
8311 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
8312 (VAL_EXPR_HAS_REVERSE): Define.
8313 (reverse_op): New function.
8314 (add_stores): For reversible operations add an extra MO_VAL_USE.
8316 2010-03-02 Jason Merrill <jason@redhat.com>
8318 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
8320 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
8322 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
8323 (sparc64-*-linux*): Likewise.
8324 (sparc64-*-solaris2*): Include assembler files before linker ones.
8325 (sparc-*-solaris2*): Simplify and reorder to match previous case.
8326 * config/sparc/gas.h: Delete.
8327 * config/sparc/sol2-64.h: Add copyright notice.
8328 * config/sparc/sol2-gas-bi.h: Likewise.
8329 * config/sparc/sol2-gld.h: Likewise.
8330 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
8331 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
8332 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
8333 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
8334 (sparc_elf_asm_named_section): Rename into...
8335 (sparc_solaris_elf_asm_named_section): ...this. Always define.
8337 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
8339 * config/alpha/alpha.c (override_options): Fix -mtune error message.
8341 2010-03-02 Jeff Law <law@redhat.com>
8344 * reload1.c (rtx_p, substitute_stack): Declare.
8345 (substitute): Record addresses of changed rtxs.
8346 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
8347 Restore the original rtx when complete.
8348 (reload): Free subsitute_stack when complete.
8350 2010-03-02 Janis Johnson <janis187@us.ibm.com>
8352 * doc/gccint.texi (menu): Add Testsuites as a chapter.
8353 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
8355 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
8356 LTO Testing, gcov Testing, profopt Testing, compat Testing,
8357 Torture Tests): Change from subsection to section.
8359 2010-03-02 Jakub Jelinek <jakub@redhat.com>
8360 Steven Bosscher <steven@gcc.gnu.org>
8362 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
8365 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
8368 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
8369 the assignment from the new induction variable to the assignment
8370 of the value from the original loop PHI function.
8372 2010-03-01 Janis Johnson <janis187@us.ibm.com>
8373 Daniel Jacobowitz <dan@codesourcery.com>
8375 * doc/sourcebuild.texi (Test directives): Clarify options to
8378 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8380 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
8381 Disable cfi directives unless GCC and gas agree on using read-only
8382 .eh_frame sections for 64-bit.
8383 * configure: Regenerate.
8385 2010-03-01 Richard Guenther <rguenther@suse.de>
8387 PR tree-optimization/43220
8388 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
8389 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
8391 2010-03-01 Richard Guenther <rguenther@suse.de>
8392 Martin Jambor <mjambor@suse.cz>
8395 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
8396 gimplified parameters.
8398 2010-03-01 Christian Bruel <christian.bruel@st.com>
8400 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
8402 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
8404 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
8406 2010-03-01 Richard Guenther <rguenther@suse.de>
8409 * expr.c (expand_assignment): Use the alias-oracle to tell
8410 if the rhs aliases the result decl.
8412 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8415 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
8416 to sol_gt_pch_get_address.
8417 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
8418 64-bit, SPARC and x86.
8419 (sol_gt_pch_get_address): New function.
8421 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
8423 * toplev.h (inform_n, error_n): Declare.
8424 * diagnostic.c (inform_n, error_n): New function.
8426 2010-03-01 Jakub Jelinek <jakub@redhat.com>
8428 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
8429 has no rtl yet when processing local_decls, queue it and recheck
8430 if deferred stack allocation hasn't assigned it rtl.
8432 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8434 * config/sh/sh.c (unspec_bbr_uid): New.
8435 (gen_block_redirect): Use it instead of INSN_UID.
8436 (gen_far_branch): Likewise.
8438 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
8440 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
8441 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
8443 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8445 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
8446 (Warning Options): -Wno-conversion-null is valid for
8447 Objective-C++ as well.
8448 * doc/tm.texi (Named Address Spaces): Likewise.
8449 * doc/plugins.texi (Plugins): Replace TABs with spaces.
8450 * doc/tree-ssa.texi (Tree SSA): Likewise.
8452 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8455 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
8456 by default. Don't set the default arch for
8457 i[34567]86-*-darwin*|x86_64-*-darwin*.
8459 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8462 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
8463 default. Set the default 32bit/64bit archs with $with_arch
8464 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
8466 2010-02-27 Richard Guenther <rguenther@suse.de>
8468 PR tree-optimization/43186
8469 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
8470 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
8471 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
8472 unroller iterations.
8474 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8476 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
8477 required and i[34567]86-*-* targets don't support 64bit ISA.
8479 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
8482 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8485 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
8487 * config.gcc: Set the default arch at least to Prescott for
8488 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
8489 if SSE math is enabled.
8491 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8493 * diagnostic.c (diagnostic_initialize): Update.
8494 (diagnostic_report_diagnostic): Test inhibit_notes_p for
8496 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
8497 (diagnostic_inhibit_notes): New.
8498 * toplev.c (process_options): inhibit notes with -fcompare-debug.
8500 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8503 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
8504 * doc/standards.texi: Likewise.
8505 * doc/extend.texi: Likewise.
8506 * doc/trouble.texi: Likewise.
8507 * doc/cppopts.texi: Likewise.
8508 * doc/install.texi: Likewise.
8509 * c.opt (std=c90,std=gnu90): New options.
8510 * c-opts.c (c_common_handle_option): Handle them.
8512 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8515 * c-decl.c (undeclared_variable): Use an informative note.
8517 2010-02-26 Richard Guenther <rguenther@suse.de>
8519 PR tree-optimization/43186
8520 * gimple.h (gimple_fold): Remove.
8521 * gimple.c (gimple_fold): Remove. Inline into single user ...
8522 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
8523 Try harder for conditions.
8525 2010-02-26 Jakub Jelinek <jakub@redhat.com>
8528 * function.c (used_types_insert): Don't skip through named pointer
8529 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
8530 and it is different from the main variant's type.
8532 2010-02-26 Nick Clifton <nickc@redhat.com>
8534 * config/rx/rx.md (sminsi3): Remove bogus alternative.
8536 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
8538 * config.gcc: Support --with-fpmath=sse for x86.
8540 * config/i386/ssemath.h: New.
8542 * doc/install.texi (--with-fpmath=sse): Documented.
8544 2010-02-26 Richard Guenther <rguenther@suse.de>
8546 PR tree-optimization/43188
8547 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
8548 vector types of over-aligned element type.
8550 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
8553 * config/i386/i386.c (expand_vec_perm_blend): Use correct
8554 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
8556 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
8558 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
8560 2010-02-26 Jakub Jelinek <jakub@redhat.com>
8562 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
8563 * var-tracking.c: Include diagnostic.h.
8564 (debug_dv): New function.
8565 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
8568 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
8569 (add_value_chain, add_value_chains, remove_value_chain,
8570 remove_value_chains): Handle DEBUG_EXPRs.
8571 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
8574 * regcprop.c (struct queued_debug_insn_change): New type.
8575 (struct value_data_entry): Add debug_insn_changes field.
8576 (struct value_data): Add n_debug_insn_changes field.
8577 (debug_insn_changes_pool): New variable.
8578 (free_debug_insn_changes, apply_debug_insn_changes,
8579 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
8580 (kill_value_one_regno): Call free_debug_insn_changes if needed.
8581 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
8583 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
8585 (copyprop_hardreg_forward_1): Don't call apply_change_group for
8586 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
8587 changes, call cprop_find_used_regs via note_stores.
8588 (copyprop_hardreg_forward): When copying vd from predecessor
8589 which has any queued DEBUG_INSN changes, make sure the pointers are
8590 cleared. At the end call df_analyze and then if there are any
8591 DEBUG_INSN changes queued at the end of some basic block for still
8592 live registers, apply them.
8593 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
8595 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
8597 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
8600 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
8602 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
8603 targets. Set the default with_cpu/with_arch from arch/cpu.
8604 Allow x86-64 and native for with_cpu/with_arch.
8606 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
8608 * ebitmap.c: Change calls to verify_popcount with calls to
8609 sbitmap_verify_popcount.
8610 (ebitmap_clear_bit): Fixed map->cacheindex test and
8611 map>cache update when bit clearing results in an empty
8614 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8617 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
8618 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
8619 and support both V2DF and V2DI modes.
8620 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
8621 support both V2DF and V2DI modes.
8622 (general): Delete trailing whitespace from a few patterns.
8624 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8625 V2DF/V2DI interleave high/low builtins.
8627 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
8630 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
8631 interleave high/low functions.
8633 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
8635 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
8636 #pragma extern_prefix.
8638 2010-02-25 Jakub Jelinek <jakub@redhat.com>
8641 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
8642 BLKmode, assert op0 is a MEM and just adjust its mode.
8645 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
8646 if bitpos isn't multiple of mode's bitsize.
8648 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8650 * c.opt (-ftemplate-depth=): New.
8651 (-ftemplate-depth-): Deprecate.
8652 * optc-gen.awk: Handle -ftemplate-depth=.
8653 * opth-gen.awk: Likewise.
8654 * c-opts.c (c_common_handle_option): Likewise.
8655 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
8657 2010-02-24 Jason Merrill <jason@redhat.com>
8659 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
8661 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8663 * cfg.c (alloc_aux_for_block): Remove inline.
8664 (alloc_aux_for_edge): Likewise.
8666 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8668 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
8670 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8672 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
8673 * config/i386/sol2-gas.h: New file.
8674 * config.gcc (i[34567]86-*-solaris2*): Use it.
8676 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8679 * c-typeck.c (ep_convert_and_check): New.
8680 (build_conditional_expr): Use it.
8681 (build_binary_op): Likewise.
8683 2010-02-24 Jakub Jelinek <jakub@redhat.com>
8685 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
8688 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
8689 bounds even for -O+.
8690 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
8691 expr needs to have DECL_NAME set.
8693 2010-02-24 Nick Clifton <nickc@redhat.com>
8695 * config/mep/mep.c: Include gimple.h.
8696 (mep_function_uses_sp): Delete unused function.
8697 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
8698 parameters. Use unsigned integers to count args. Return a
8699 NULL_RTX instead of an error_mark_node. Toidy up formatting.
8701 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8704 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
8705 greater or equal to nelt instead of 2 * nelt.
8706 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
8709 2010-02-23 Jason Merrill <jason@redhat.com>
8712 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
8713 in cfun->local_decls even if they have register types.
8716 * stor-layout.c (place_field): Don't warn about unnecessary
8717 DECL_PACKED if the type is packed.
8719 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8722 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
8723 GOTOFF relocs, even when the base reg isn't pic pointer.
8725 2010-02-23 Michael Matz <matz@suse.de>
8728 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
8729 (expand_gimple_basic_block): Generate and use debug temps if there
8730 are debug uses left after the last real use of TERed ssa names.
8731 Unlink debug immediate uses when they are expanded.
8733 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
8736 * config/i386/i386.c (override_options): Reorganise to provide
8737 better error messages.
8739 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8742 * graphite-scop-detection.c (create_single_exit_edge): Move
8743 the call to find_single_exit_edge to....
8744 (create_sese_edges): ...here. Don't handle multiple edges
8745 exiting the function.
8746 (build_graphite_scops): Don't handle multiple edges
8747 exiting the function.
8749 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8752 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
8753 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
8755 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8758 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
8760 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
8763 * c-typeck.c (convert_arguments): Print declaration location.
8764 * c-common.c (validate_nargs): Rename as
8765 builtin_function_validate_nargs.
8766 (check_builtin_function_arguments): Update.
8768 2010-02-22 Richard Guenther <rguenther@suse.de>
8771 * tree-inline.c (declare_return_variable): Use the type of
8772 the call stmt lhs if available.
8774 2010-02-22 Duncan Sands <baldrick@free.fr>
8776 * passes.c (register_pass): Always consider all pass lists when
8777 ref_pass_instance_number is zero.
8779 2010-02-22 Richard Guenther <rguenther@suse.de>
8781 PR tree-optimization/42749
8782 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
8783 parameter. Do arithmetic in the original type.
8784 (update_accumulator_with_ops): Likewise.
8785 (adjust_accumulator_values): Adjust.
8787 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8789 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
8790 (QI to BLKmode splitter): New splitter.
8792 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
8794 * config/i386/i386.c (initial_ix86_tune_features): Turn on
8795 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
8797 2010-02-22 Richard Guenther <rguenther@suse.de>
8799 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
8801 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
8803 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
8804 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
8805 ($(T)crti.o, $(T)crtn.o): Remove rules.
8807 2010-02-21 Tobias Burnus <burnus@net-b.de>
8810 * doc/invoke.texi (-fassociative-math): Document that this
8811 option is automatically enabled for Fortran.
8813 2010-02-20 David S. Miller <davem@davemloft.net>
8815 * configure.ac: Test if linker and assembler properly support
8816 GOTDATA_OP relocations.
8817 * configure: Rebuild.
8818 * config.in: Likewise.
8819 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
8820 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
8821 (movsi_high_pic): Likewise.
8822 (movdi_lo_sum_pic): Likewise.
8823 (movdi_high_pic): Likewise.
8824 (movsi_pic_gotdata_op): New pattern.
8825 (movdi_pic_gotdata_op): Likewise.
8826 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
8827 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
8829 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
8832 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
8833 attribute to ssemul.
8834 (xop_mulv2div2di3_high): Ditto.
8836 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8839 * c.opt (Wconversion-null): New option.
8840 * doc/invoke.texi (Wconversion-null): Document.
8842 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8844 * common.opt (Wlarger-than-): Add Undocumented.
8846 2010-02-19 Mike Stump <mikestump@comcast.net>
8848 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
8850 2010-02-19 Jason Merrill <jason@redhat.com>
8853 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
8854 * configure: Likewise.
8856 2010-02-20 Alan Modra <amodra@gmail.com>
8859 * cgraph.h (cgraph_make_decl_local): Declare.
8860 * cgraph.c (cgraph_make_decl_local): New function.
8861 (cgraph_make_node_local): Use it.
8862 * cgraphunit.c (cgraph_function_versioning): Likewise.
8863 * ipa.c (function_and_variable_visibility): Likewise.
8865 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8868 * except.c (sjlj_emit_function_enter): Don't call
8869 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
8871 * rtl.h (add_reg_br_prob_note): Remove prototype.
8873 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8876 * c-common.c (conversion_warning): Remove widening conversions
8877 before checking the conversion of integers to reals.
8879 2010-02-19 Mike Stump <mikestump@comcast.net>
8882 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
8885 * cgraphunit.c (process_function_and_variable_attributes): Check
8886 DECL_PRESERVE_P instead of looking up attribute "used".
8887 * ipa-pure-const.c (check_decl): Likewise.
8888 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
8889 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
8890 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
8891 instead of attribute "used".
8892 * config/sol2-c.c (solaris_pragma_init): Likewise.
8893 (solaris_pragma_fini): Likewise.
8895 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8897 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
8898 Use XCNEW instead of xcalloc.
8899 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
8900 XNEW instead of xmalloc.
8901 (get_fields): Use XNEWVEC instead of xmalloc.
8904 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
8905 populate vars array.
8906 (create_new_general_access): For debug stmts just reset value.
8907 (get_stmt_accesses): For accesses within debug stmts just record them
8908 using add_access_to_acc_sites instead of preventing the peeling or
8909 counting them as accesses.
8912 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
8914 2010-02-19 Richard Guenther <rguenther@suse.de>
8916 PR tree-optimization/42916
8917 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
8920 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
8922 * configure.ac: Replace all uses of changequote in macro arguments
8923 with proper quoting.
8925 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8928 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
8930 2010-02-19 Richard Guenther <rguenther@suse.de>
8932 PR tree-optimization/42944
8933 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
8934 test for aliasing with errno.
8936 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8939 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
8940 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
8941 * dojump.c: Include output.h.
8942 (inv): New inline function.
8943 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
8944 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
8945 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
8946 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
8947 argument, pass it down to other calls.
8948 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
8949 add REG_BR_PROB note to the conditional jump.
8950 * cfgexpand.c (add_reg_br_prob_note): Removed.
8951 (expand_gimple_cond): Don't call it, add the probability
8952 as last argument to jumpif_1/jumpifnot_1.
8953 * Makefile.in (dojump.o): Depend on output.h.
8954 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
8956 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
8957 * stmt.c (do_jump_if_equal): Likewise.
8958 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
8959 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8960 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
8962 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
8963 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
8964 jumpifnot_1 callers.
8965 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
8967 (store_expr): Adjust jumpifnot caller.
8968 (store_constructor): Adjust jumpif caller.
8971 * gimplify.c (gimple_boolify): For __builtin_expect call
8972 gimple_boolify also on its first argument.
8974 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
8976 * configure.ac (gnu-unique-object): Wrap regexps using [] in
8978 (__stack_chk_fail): Ditto. Remove quadrigraphs.
8979 * configure: Regenerated.
8981 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8983 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
8984 lang_hooks.types_compatible_p instead of comptypes.
8986 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8988 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
8989 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
8990 if __prefer_thumb__ is defined.
8992 2010-02-18 Martin Jambor <mjambor@suse.cz>
8994 PR tree-optimization/43066
8995 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
8996 array with zero-sized element type.
8998 2010-02-18 Jakub Jelinek <jakub@redhat.com>
9000 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
9001 rtx, allocate struct var_loc_node here and return it to the
9002 caller, and only if it is actually needed.
9003 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
9004 move it earlier and return immediately if it returns NULL.
9006 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
9008 * config/sparc/gas.h: New file. Restore
9009 TARGET_ASM_NAMED_SECTION to its ELF default.
9010 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
9012 * config/sparc/sparc.c (sparc_elf_asm_named_section):
9013 Likewise. Add ATTRIBUTE_UNUSED to prototype.
9014 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
9015 after sparc/sysv4.h.
9017 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
9019 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
9021 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
9023 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
9024 patterns from predicated pattern.
9026 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
9029 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
9030 for insn mnemonic suffix.
9032 2010-02-17 Richard Guenther <rguenther@suse.de>
9034 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
9037 2010-02-17 Jakub Jelinek <jakub@redhat.com>
9040 * caller-save.c (save_call_clobbered_regs): If BB ends with
9041 a DEBUG_INSN, move any notes in between last real insn and the last
9042 DEBUG_INSN after the last DEBUG_INSN.
9044 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
9046 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
9047 Fix return type. Fix argument type. Explain meaning of return value.
9049 2010-02-16 Richard Guenther <rguenther@suse.de>
9051 PR tree-optimization/41043
9052 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
9053 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
9055 (vrp_visit_phi_node): ... but only for loop PHI nodes.
9057 2010-02-16 Ira Rosen <irar@il.ibm.com>
9059 PR tree-optimization/43074
9060 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
9061 * tree-vect-loop.c (vect_analyze_loop_operations): Add
9062 vectorizable cycles in hybrid SLP check.
9063 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
9065 2010-02-16 Richard Guenther <rguenther@suse.de>
9067 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
9068 (true_dependence): If memrefs_conflict_p computes must-alias
9069 trust it. Move TBAA check after offset-based disambiguation.
9070 (canon_true_dependence): Likewise.
9072 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
9074 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
9075 * doc/invoke.texi: Document it.
9076 * var-tracking.c: Include toplev.h and params.h.
9077 (vt_find_locations): Return bool indicating success. Compute
9078 hash sizes unconditionally. Check new parameter, report.
9079 (variable_tracking_main_1): Check vt_find_locations results and
9080 retry. Renamed from...
9081 (variable_tracking_main): ... this. New wrapper to preserve
9082 flag_var_tracking_assignments.
9083 * Makefile.in (var-tracking.o): Adjust dependencies.
9085 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
9086 Jakub Jelinek <jakub@redhat.com>
9089 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
9090 if weak_import attribute is present.
9091 * config/darwin.c (machopic_select_section): Likewise.
9093 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
9095 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
9096 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
9097 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
9098 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
9100 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
9103 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
9106 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
9107 Rewrite text to refer to the names.
9109 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
9111 * config/i386/i386-builtin-types.def
9112 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
9113 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
9114 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
9115 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
9116 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
9117 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
9118 IX86_BUILTIN_VPERMIL2PS256.
9119 (MULTI_ARG_4_DF2_DI_I): Defined.
9120 (MULTI_ARG_4_DF2_DI_I1): Defined.
9121 (MULTI_ARG_4_SF2_SI_I): Defined.
9122 (MULTI_ARG_4_SF2_SI_I1): Defined.
9123 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
9124 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
9125 __builtin_ia32_vpermil2ps256.
9126 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9127 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9128 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
9129 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9130 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9131 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
9132 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
9133 CODE_FOR_xop_vpermil2v8sf3.
9134 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
9135 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
9136 * config/i386/xopintrin.h (_mm_permute2_pd): New.
9137 (_mm256_permute2_pd): New.
9138 (_mm_permute2_ps): New.
9139 (_mm256_permute2_ps): New.
9141 2010-02-15 Nick Clifton <nickc@redhat.com>
9143 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
9144 boolean parameters. Use emit_jump_insn when emitting a pop
9145 instruction containing a return insn.
9146 (push): Use 'true' rather than '1' as second parameter to F.
9147 (h8300_expand_prologue): Likewise.
9148 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
9149 (h8300_expand_epilogue): Likewise.
9151 2010-02-15 Richard Guenther <rguenther@suse.de>
9154 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
9157 2010-02-15 Nick Clifton <nickc@redhat.com>
9159 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
9162 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
9164 * intl.c (fake_ngettext): New function.
9165 * intl.h (fake_ngettext): Declare.
9166 (ngettext): Define macro.
9167 * collect2.c (notice_translated): New function.
9168 (main): Use notice_translated and ngettext.
9169 * collect2.h (notice_translated): Declare.
9171 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
9173 * reorg.c (delete_computation): Comment fixes.
9174 * caller-save.c (setup_save_areas): Idem.
9175 * sel-sched-dump.c (dump_lv_set): Idem.
9178 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9180 * config/s390/s390.c (s390_sched_init): New function.
9181 (TARGET_SCHED_INIT): Target hook defined.
9183 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
9184 Jack Howarth <howarth@bromo.med.uc.edu>
9185 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9188 Partial revert of unintended change in fix for PR41605.
9189 * config/darwin.h: Fix typo.
9190 * config/darwin9.h: Same.
9192 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9194 * c-pch.c (pch_init): Clear v.
9196 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9199 * graphite-scop-detection.c (graphite_can_represent_scev): Call
9200 graphite_can_represent_init for MULT_EXPR.
9202 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9206 * graphite-sese-to-poly.c (remove_phi): New.
9207 (translate_scalar_reduction_to_array): Call remove_phi.
9209 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9212 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
9213 * graphite-clast-to-gimple.h (gloog): Update declaration.
9214 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
9215 * graphite-poly.h (struct poly_bb): Add missing comments.
9216 (struct scop): Add poly_scop_p field.
9218 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
9219 * graphite.c (graphite_transform_loops): Build the polyhedral
9220 representation for each scop before code generation.
9221 * sese.c (rename_variables_in_operand): Removed.
9222 (rename_variables_in_expr): Return the renamed expression.
9223 (rename_sese_parameters): New.
9224 * sese.h (rename_sese_parameters): Declared.
9226 2010-02-11 Richard Guenther <rguenther@suse.de>
9228 PR tree-optimization/42998
9229 * tree-ssa-pre.c (create_expression_by_pieces): Treat
9230 POINTER_PLUS_EXPR properly.
9232 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9233 Changpeng Fang <changpeng.fang@amd.com>
9236 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
9237 the cost of an IV candidate when the IV is used in a test against zero.
9239 * gcc.dg/tree-ssa/ivopts-3.c: New.
9241 2010-02-11 Richard Guenther <rguenther@suse.de>
9244 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
9245 pointer-vs-decl case by swapping refs. Handle some cases
9246 of pointer-vs-decl disambiguations more conservatively.
9247 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
9248 to false after expanding.
9250 2010-02-11 Richard Guenther <rguenther@suse.de>
9253 * gcc.c (process_command): Handle LTO file@offset case more
9256 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9258 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
9259 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
9261 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
9263 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
9264 if MEM's mode size isn't DWARF2_ADDR_SIZE.
9265 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
9266 Optimize eq/ne comparisons when both arguments are known to be
9268 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
9269 Don't mask operands unnecessarily if they are known to be already
9272 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
9274 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
9277 2010-02-10 Richard Guenther <rguenther@suse.de>
9279 PR tree-optimization/43017
9280 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
9281 for wrapping signed arithmetic.
9283 2010-02-10 Jakub Jelinek <jakub@redhat.com>
9286 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
9287 if no debug info should be emitted for it.
9289 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
9291 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
9292 note when flag_exceptions is set.
9294 2010-02-10 Duncan Sands <baldrick@free.fr>
9296 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
9298 2010-02-10 Richard Guenther <rguenther@suse.de>
9301 * tree.c (get_unwidened): Handle constants.
9302 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
9304 2010-02-10 Martin Jambor <mjambor@suse.cz>
9307 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
9308 check for variable argument counts independently.
9310 2010-02-10 Christian Bruel <christian.bruel@st.com>
9313 * config/sh/sh.c (find_barrier): Increase length for non delayed
9314 conditional branches.
9316 2010-02-10 Christian Bruel <christian.bruel@st.com>
9318 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
9320 2010-02-10 Jakub Jelinek <jakub@redhat.com>
9322 * builtins.c (set_builtin_user_assembler_name): Also handle
9323 ffs if int is smaller than word.
9325 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
9328 * ira-conflicts.c (get_dup): Remove.
9329 (process_reg_shuffles): Add new parameter. Use it as an
9330 additional guard for copy generation.
9331 (add_insn_allocno_copies): Rewrite.
9333 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
9335 * common.opt (fsched2-use-traces): Preserved for backward
9337 * doc/invoke.texi: Remove the documentation about option
9338 -fsched2-use-traces.
9339 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
9340 flag_sched2_use_traces.
9341 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
9342 the backward compatibility flag section.
9344 2010-02-09 Richard Guenther <rguenther@suse.de>
9346 PR tree-optimization/43008
9347 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
9348 make HEAP variables initialized from global memory if they
9349 are not known builtin functions.
9350 (find_func_aliases): Adjust.
9352 2010-02-09 Richard Guenther <rguenther@suse.de>
9354 PR tree-optimization/43000
9355 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
9356 arithmetic manually.
9358 2010-02-08 Jakub Jelinek <jakub@redhat.com>
9360 PR tree-optimization/42931
9361 * tree-loop-linear.c (try_interchange_loops): Don't call
9362 double_int_mul if estimated_loop_iterations failed.
9364 2010-02-08 Martin Jambor <mjambor@suse.cz>
9367 * tree-sra.c (build_accesses_from_assign): Do not mark in
9368 should_scalarize_away_bitmap if stmt has volatile ops.
9369 (sra_modify_assign): Do not process assigns piecemeal if if stmt
9372 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
9374 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
9376 2010-02-07 Adam Nemet <adambnmet@gmail.com>
9378 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
9381 2010-02-07 Andrew Pinski <pinskia@gmail.com>
9384 * df-core.c (df_finish_pass): Change type of saved_flags to int.
9386 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
9389 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
9390 to unknown_dependence.
9391 (graphite_legal_transform_dr): Handle the unknown_dependence.
9392 (graphite_carried_dependence_level_k): Same.
9394 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
9396 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
9398 2010-02-07 Richard Guenther <rguenther@suse.de>
9401 * expr.c (get_inner_reference): Always initialize *pbitsize.
9403 2010-02-07 Richard Guenther <rguenther@suse.de>
9406 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
9407 new ARRAY_REFs on variable size element or minimal index arrays.
9409 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
9410 gimple_fold_indirect_ref.
9412 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
9415 * arm.c (arm_override_options): Just return if the user has specified
9416 an invalid fpu name.
9418 2010-02-03 Jason Merrill <jason@redhat.com>
9421 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
9422 i386_pe_maybe_record_exported_symbol.
9424 2010-02-05 Steve Ellcey <sje@cup.hp.com>
9427 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
9428 (pa_delegitimize_address): New function.
9430 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
9432 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
9433 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
9435 2010-02-05 Richard Guenther <rguenther@suse.de>
9438 * lto-streamer-in.c (get_resolution): Deal with references
9439 to undefined functions.
9441 2010-02-05 Richard Guenther <rguenther@suse.de>
9443 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
9444 (fold_const_aggregate_ref): Likewise.
9445 (ccp_fold_stmt): Substitute loads.
9446 (maybe_fold_reference): Verify types before substituting.
9448 (fold_gimple_assign): Unshare properly.
9449 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
9451 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
9453 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
9454 for rs6000_gen_cell_microcode.
9456 2010-02-04 Richard Guenther <rguenther@suse.de>
9458 PR rtl-optimization/42952
9459 * dse.c (const_or_frame_p): Remove MEM handling.
9461 2010-02-04 Nick Clifton <nickc@redhat.com>
9463 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
9464 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
9465 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
9466 (mn10300_asm_output_mi_thunk): New function.
9467 (mn10300_can_output_mu_thunk): New function.
9468 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
9469 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
9470 (FUNCTION_ARG): Delete incorrect comment.
9472 2010-02-03 Jason Merrill <jason@redhat.com>
9475 * fold-const.c (operand_equal_p): Handle erroneous types.
9477 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
9479 * config/h8300/h8300.md (can_delay): Fix attibute condition.
9481 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
9483 PR rtl-optimization/42941
9484 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
9487 2010-02-03 Jason Merrill <jason@redhat.com>
9490 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
9492 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
9495 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
9496 (cselib_reset_table): Renamed from...
9497 (cselib_reset_table_with_next_value): ... this.
9498 (cselib_get_next_uid): Renamed from...
9499 (cselib_get_next_unknown_value): ... this.
9500 * cselib.c (next_uid): Renamed from...
9501 (next_unknown_value): ... this.
9502 (cselib_clear_table): Adjust.
9503 (cselib_reset_table): Adjust. Renamed from...
9504 (cselib_reset_table_with_next_value): ... this.
9505 (cselib_get_next_uid): Adjust. Renamed from...
9506 (cselib_get_next_unknown_value): ... this.
9507 (get_value_hash): Use hash.
9508 (cselib_hash_rtx): Likewise.
9509 (new_cselib_val): Adjust. Set and dump uid.
9510 (cselib_lookup_mem): Pass next_uid as hash.
9511 (cselib_subst_to_values): Likewise.
9512 (cselib_log_lookup): Dump uid.
9513 (cselib_lookup): Pass next_uid as hash. Adjust.
9514 (cselib_process_insn): Adjust.
9515 (cselib_init): Initialize next_uid.
9516 (cselib_finish): Adjust.
9517 (dump_cselib_table): Likewise.
9518 * dse.c (canon_address): Dump value uid.
9519 * print-rtl.c (print_rtx): Print value uid.
9520 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
9522 (dv_uid): New function, sort of renamed from...
9523 (dv_htab_hash): ... this, reimplemented in terms of it and...
9524 (dv_uid2hash): ... this. New.
9525 (variable_htab_eq): Drop excess assertions.
9526 (tie_break_pointers): Removed.
9527 (canon_value_cmp): Compare uids.
9528 (variable_post_merge_New_vals): Print uids.
9529 (vt_add_function_parameters): Adjust.
9530 (vt_initialize): Reset table. Adjust.
9532 2010-02-03 Richard Guenther <rguenther@suse.de>
9534 PR tree-optimization/42944
9535 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
9536 (call_may_clobber_ref_p_1): Likewise. Properly handle
9537 malloc and calloc clobbering errno.
9539 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
9541 * doc/invoke.texi: Fix name of sched1 dump.
9543 * opts.c (decode_options): Set flag_tree_switch_conversion
9544 only conditionally on optimize >= 2.
9546 * gcse.c: Assorted comment fixes in pass description.
9548 2010-02-03 Anthony Green <green@moxielogic.com>
9550 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
9551 nop padding in order to maintain alignment of storage location of
9552 target function address.
9553 (moxie_trampoline_init): Store target function address at newly
9555 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
9557 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
9559 2010-02-03 Richard Guenther <rguenther@suse.de>
9562 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
9564 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9566 * config.gcc: Reenable check for obsolete targets.
9567 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
9568 mips-sgi-irix6.[0-4]*.
9570 2010-02-02 Nick Clifton <nickc@redhat.com>
9572 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
9573 constant size of 4 as being the same as 0.
9574 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
9575 can take values in the range 0..4.
9577 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
9580 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
9581 as _darwin10_Unwind_FindEnclosingFunction().
9582 * libgcc-libsystem.ver: New.
9584 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
9587 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
9588 implicitly set registers.
9590 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
9592 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
9593 (arm_override_options): Allow automatic selection of the thread
9594 pointer register if thumb2.
9595 (legitimize_pic_address): Improve code sequences for Thumb2.
9596 (arm_call_tls_get_addr): Likewise.
9597 (legitimize_tls_address): Likewise.
9598 * arm.md (pic_load_addr_arm): Delete. Replace with ...
9599 (pic_load_addr_32bit): ... this. New named pattern.
9600 * thumb2.md (pic_load_addr_thumb2): Delete.
9601 (pic_load_dot_plus_four): Delete.
9602 (tls_load_dot_plus_four): New named pattern.
9604 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9607 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
9608 Document fix for TLS bug.
9610 2010-01-31 Richard Guenther <rguenther@suse.de>
9612 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
9613 conservatively correct.
9615 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9619 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9621 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9623 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9625 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
9627 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
9629 * config.gcc: Adjust order of makefile fragments for mingw targets.
9631 2010-01-31 Richard Guenther <rguenther@suse.de>
9634 * gimplify.c (gimplify_init_constructor): For volatile LHS
9635 initialize a temporary.
9637 2010-01-31 Matthias Klose <doko@ubuntu.com>
9639 * configure.ac: Fix __stack_chk_fail check for cross builds configured
9641 * configure: Regenerate.
9643 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
9645 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
9646 the same alias set and their sizes different constantness.
9647 (aliasing_component_refs_p): Revert 2009-10-24 change.
9649 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9651 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
9654 2010-01-29 Richard Guenther <rguenther@suse.de>
9656 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
9657 Assert we successfully updated the call.
9659 2010-01-29 Jakub Jelinek <jakub@redhat.com>
9661 PR rtl-optimization/42889
9662 * df.h (df_set_bb_dirty_nonlr): New prototype.
9663 * df-core.c (df_set_bb_dirty_nonlr): New function.
9664 * df-scan.c (df_insn_rescan): Call it instead of
9665 df_set_bb_dirty for DEBUG_INSNs.
9667 2010-01-29 Richard Guenther <rguenther@suse.de>
9670 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
9671 quadratic behavior in most cases.
9673 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
9676 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
9677 in the call to gen_x86_movsicc_0_m1.
9679 2010-01-28 Richard Guenther <rguenther@suse.de>
9681 PR tree-optimization/42871
9682 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
9684 2010-01-28 Richard Guenther <rguenther@suse.de>
9686 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
9687 into call arguments.
9689 2010-01-28 Richard Guenther <rguenther@suse.de>
9692 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
9693 the forwarder if the destination is an EH landing pad.
9695 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
9697 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
9698 block list passed to gimple_duplicate_sese_tail.
9699 (parallelize_loops): Avoid parallelization when the function
9701 Avoid parallelization when the preheader is IRREDUCIBLE.
9702 Try to optimize when estimated_loop_iterations_int is unresolved.
9703 Add the loop's location to the dump file.
9704 * tree-cfg.c (add_phi_args_after_redirect): Remove.
9705 (gimple_duplicate_sese_tail): Remove the check for the latch.
9706 Redirect nexits to the exit block.
9707 Remove handling of the incoming edges to the latch.
9708 Redirect the backedge from the copied latch to the exit bb.
9710 2010-01-28 Michael Matz <matz@suse.de>
9713 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
9714 Wrap force_reg into a sequence, emit it before user.
9716 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
9718 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
9720 (arm_legacy_rev): Likewise.
9721 (thumb_legacy_rev): Likewise.
9723 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9725 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
9726 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
9727 on MEM's address failed, try avoid_constant_pool_reference and
9728 recurse if it returned something different.
9729 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
9730 address, try avoid_constant_pool_reference and recurse if it
9731 returned something different.
9732 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
9733 address and avoid_constant_pool_reference returned something
9734 different, don't set have_address.
9736 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
9739 * var-tracking.c (val_store): Add modified argument, obey it.
9741 (count_uses): Move down logging of main.
9742 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
9743 don't need resolution.
9744 (emit_notes_in_bb): Likewise.
9746 2010-01-27 Richard Guenther <rguenther@suse.de>
9749 * tree-inline.c (remap_decl): Delay remapping of SSA name
9750 default definitions until we need them.
9752 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9754 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
9755 (rs6000_delegitimize_address): New function.
9757 * config/s390/s390.c (s390_delegitimize_address): Call
9758 delegitimize_mem_from_attrs.
9761 * tree-inline.c (cannot_copy_type_1): Removed.
9762 (copy_forbidden): Don't forbid copying of functions containing
9763 records/unions with variable length fields.
9765 2010-01-27 Christian Bruel <christian.bruel@st.com>
9769 * config/sh/sh.c (find_barrier): Increase length for non delayed
9770 conditional branches.
9772 2010-01-27 Matthias Klose <doko@ubuntu.com>
9774 * configure.ac (gnu-unique-object): Fix ldd version check.
9775 * configure: Regenerate.
9777 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9779 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
9781 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
9782 Test for HAVE_GNU_AS value.
9784 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9786 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
9787 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
9788 INT64_TYPE): Define.
9789 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
9790 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9791 INT_LEAST64_TYPE): Define.
9792 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
9793 UINT_LEAST64_TYPE): Define.
9794 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
9795 INT_FAST64_TYPE): Define.
9796 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9797 UINT_FAST64_TYPE): Define.
9798 (INTMAX_TYPE, UINTMAX_TYPE): Define.
9799 (INTPTR_TYPE, UINTPTR_TYPE): Define.
9800 (SIG_ATOMIC_TYPE): Define.
9802 2010-01-26 Richard Guenther <rguenther@suse.de>
9804 * df-scan.c (df_scan_set_bb_info): Remove assert.
9805 (df_insn_rescan_debug_internal): Merge asserts.
9806 (df_install_ref): Likewise.
9807 (df_mark_reg): Use bitmap_set_range.
9808 (df_hard_reg_used_p): Remove assert.
9809 (df_hard_reg_used_count): Likewise.
9811 2010-01-26 Richard Guenther <rguenther@suse.de>
9813 PR rtl-optimization/42685
9814 * web.c (web_main): Ignore DEBUG_INSNs.
9816 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
9818 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
9820 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
9821 Fix types of fndecl and arglist parameters.
9823 2010-01-26 Richard Guenther <rguenther@suse.de>
9826 * tree-eh.c (unsplit_eh): Skip debug insns.
9828 2010-01-26 Richard Guenther <rguenther@suse.de>
9830 PR tree-optimization/42250
9831 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
9833 2010-01-26 Jakub Jelinek <jakub@redhat.com>
9836 * omp-low.c (expand_omp_sections): Only use single_pred if
9837 l2_bb is single_pred_p.
9839 2010-01-25 Christian Bruel <christian.bruel@st.com>
9842 * config/sh/sh.c (find_barrier): Increase length for non delayed
9843 conditional branches.
9844 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
9846 2010-01-24 David S. Miller <davem@davemloft.net>
9848 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
9849 define if not using GAS.
9850 * config/sparc/sparc.c (sparc_elf_asm_named_section):
9851 Likewise. Delete SECTION_MERGE code, which is only applicable
9854 2010-01-24 Mark Mitchell <mark@codesourcery.com>
9857 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
9858 mangling of va_list in system headers.
9860 2010-01-23 Toon Moene <toon@moene.org>
9862 * tree-predcom.c (combine_chains): Return NULL, not false.
9864 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
9866 * tree-loop-distribution.c (distribute_loop): Fix declaration and
9867 initialization of variable res to agree with return type.
9869 2010-01-22 Steve Ellcey <sje@cup.hp.com>
9871 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
9872 * tree-sra.c: Add include of expr.h.
9874 2010-01-22 Jakub Jelinek <jakub@redhat.com>
9876 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
9877 insert the debug stmt on the single non-EH edge from the stmt.
9879 2010-01-22 Richard Henderson <rth@redhat.com>
9882 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
9883 the RHS until after generate_subtree_copies has insertted its
9884 code before the current statement.
9886 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
9888 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
9890 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
9892 2010-01-21 Martin Jambor <mjambor@suse.cz>
9894 PR tree-optimization/42585
9895 * tree-sra.c (struct access): New field grp_total_scalarization.
9896 (dump_access): Dump the new field.
9897 (should_scalarize_away_bitmap): New variable.
9898 (cannot_scalarize_away_bitmap): Likewise.
9899 (sra_initialize): Allocate new bitmaps.
9900 (sra_deinitialize): Free new bitmaps.
9901 (create_access_1): New function.
9902 (create_access): Parts moved to create_access_1.
9903 (type_consists_of_records_p): New function.
9904 (completely_scalarize_record): Likewise.
9905 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
9906 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
9907 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
9909 (analyze_all_variable_accesses): Completely scalarize small eligible
9912 2010-01-21 Martin Jambor <mjambor@suse.cz>
9914 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
9916 2010-01-21 Andrew Haley <aph@redhat.com>
9918 * gcc.c (process_command): Move lang_specific_driver before
9919 setting cc_libexec_prefix.
9921 2010-01-21 Richard Guenther <rguenther@suse.de>
9924 * fold-const.c (negate_expr_p): Pretend only negative
9925 real constants are easily negatable.
9927 2010-01-20 Janis Johnson <janis187@us.ibm.com>
9928 Jason Merrill <jason@redhat.com>
9930 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
9931 (TYPE_TRANSPARENT_AGGR): this, for union and record.
9932 * calls.c (initialize argument_information): Handle it.
9933 * c-common.c (handle_transparent_union_attribute): Use new name.
9934 * c-decl.c (finish_struct): Ditto.
9935 * c-typeck.c (type_lists_compatible_p): Ditto.
9936 (convert_for_assignment): Use new name and also handle record.
9937 * function.c (aggregate_value_p): Handle it.
9938 (pass_by_reference): Ditto.
9939 (assign_parm_data_types): Ditto.
9940 * print-tree.c (print_node): Ditto.
9941 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
9942 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
9943 * tree.c (first_field): New fn.
9945 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9948 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
9949 even when linking statically, for now.
9951 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9954 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
9955 without a cselib val.
9956 (count_uses): Accept MO_VAL_SET with no val on stores.
9957 (add_stores): Likewise.
9959 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9961 * var-tracking.c (check_value_val): Add a compile time assertion.
9962 (dv_is_decl_p): Simplify.
9963 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
9964 gcc_assert if ENABLE_CHECKING.
9966 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9969 * var-tracking.c: Include tree-flow.h.
9970 (mem_dies_at_call): New.
9971 (dataflow_set_preserve_mem_locs): Use it.
9972 (dataflow_set_remove_mem_locs): Likewise.
9973 (dump_var): Renamed from dump_variable. Adjust all callers.
9974 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
9975 * Makefile.in (var-tracking.o): Adjust deps.
9977 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
9979 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
9981 2010-01-20 Richard Guenther <rguenther@suse.de>
9983 PR tree-optimization/42717
9984 * tree-ssa-dce.c (get_live_post_dom): Remove.
9985 (forward_edge_to_pdom): Take an arbitrary edge to copy
9986 degenerate PHI args from.
9987 (remove_dead_stmt): Use the first post-dominator even if it
9988 does not contain live statements as redirection destination.
9990 2010-01-20 Richard Guenther <rguenther@suse.de>
9992 * tree-inline.c (estimate_num_insns): Handle EH builtins.
9994 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9996 * sel-sched.c (create_speculation_check): Remove set but not used
9998 (try_transformation_cache): Remove set but not used variable ds.
9999 (calculate_privileged_insns): Remove set but not used variables
10000 cur_insn and min_spec_insn.
10001 (find_best_expr): Remove set but not used variable avail_n.
10002 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
10004 * cgraphunit.c (assemble_thunk): Remove set but not used variable
10006 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
10007 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
10008 new_scop_exit_edge.
10010 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
10013 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
10014 cpu types. Add support for *-sse3 cpu types.
10015 (x86_64-*-*): Ditto.
10017 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10019 PR middle-end/42803
10020 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
10021 argument, call initializer_constant_valid_p_1 instead of
10022 initializer_constant_valid_p, pass CACHE to it, return NULL
10023 immediately if first call returns NULL.
10024 (initializer_constant_valid_p_1): New function.
10025 (initializer_constant_valid_p): Use it.
10027 2010-01-20 Thomas Quinot <quinot@adacore.com>
10029 * tree.def (PLACEHOLDER_EXPR): Fix comment.
10031 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10033 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
10034 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
10035 (loc_list_from_tree): Don't handle unsigned division. Handle
10036 signed modulo using DW_OP_{over,over,div,mul,minus}.
10037 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
10038 modulo instead of signed.
10040 2010-01-20 DJ Delorie <dj@redhat.com>
10042 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
10044 (h8300_emit_stack_adjustment): Propogate it.
10046 (h8300_expand_prologue): Likewise.
10047 (h8300_expand_epilogue): Likewise.
10049 2010-01-19 Michael Matz <matz@suse.de>
10051 PR tree-optimization/41783
10052 * tree-data-ref.c (toplevel): Include flags.h.
10053 (dump_data_dependence_relation): Also dump the inputs if the
10054 result will be unknown.
10055 (split_constant_offset_1): Look through some conversions.
10056 * tree-predcom.c (determine_roots_comp): Restart a new chain if
10057 the offset from last element is too large.
10058 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
10059 (reassociate_to_the_same_stmt): Handle vector registers.
10060 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
10061 (e.g. conversions).
10062 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
10063 wide_prolog_niters argument, emit widening instructions.
10064 (vect_do_peeling_for_alignment): Adjust caller, use widened
10065 variant of the iteration cound.
10066 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
10068 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10071 * config/arm/neon-testgen.m (emit_automatics): New parameter
10072 features. Adjust for Fixed_return_reg feature.
10073 (test_intrinsic): Call emit_automatics with new feature.
10074 * config/arm/neon.ml: Update copyright years.
10075 (features): New Fixed_return_reg feature.
10076 (ops): Update feature for Vget_low.
10078 2010-01-19 Jakub Jelinek <jakub@redhat.com>
10080 PR tree-optimization/42719
10081 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
10085 * fwprop.c (all_uses_available_at): Return false if def_set dest
10086 is a REG that is used in def_insn.
10088 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
10090 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
10092 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
10093 Add argument names.
10095 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
10097 * target.h (struct gcc_target) <secondary_reload>: Change type
10098 of last argument to secondary_reload_info *.
10100 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
10103 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
10104 memory references with unaligned offsets. Remove CQImode handling.
10105 (unaligned_memory_operand): Return 1 for memory references with
10106 unaligned offsets. Remove CQImode handling.
10108 2010-01-18 Richard Guenther <rguenther@suse.de>
10110 PR middle-end/39954
10111 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
10114 2010-01-18 Richard Guenther <rguenther@suse.de>
10116 PR tree-optimization/42781
10117 * tree-ssa-structalias.c (find_what_var_points_to): Skip
10118 restrict processing only if the original variable was artificial.
10120 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
10122 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
10123 find number of popped argument bytes.
10125 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
10126 Fix the text that describes the return value for invalid insns.
10128 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
10130 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
10131 Clarify what 'cost of the -dependence' is. Fix quoting.
10133 * toplev.c (default_get_pch_validity): Rename argument to "sz".
10134 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
10136 2010-01-17 Jakub Jelinek <jakub@redhat.com>
10138 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
10139 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
10141 2010-01-17 Richard Guenther <rguenther@suse.de>
10143 PR middle-end/42248
10144 * function.c (split_complex_args): Take a VEC to modify.
10145 (assign_parms_augmented_arg_list): Build a VEC instead of
10146 a chain of PARM_DECLs.
10147 (assign_parms_unsplit_complex): Take a VEC of arguments.
10148 Do not fixup unmodified parms.
10149 (assign_parms): Deal with the VEC.
10150 (gimplify_parameters): Likewise.
10152 2010-01-17 Richard Guenther <rguenther@suse.de>
10154 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
10155 node existence check.
10156 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
10157 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
10158 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
10159 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
10160 (gimple_execute_on_growing_pred): Likewise.
10162 2010-01-17 Richard Guenther <rguenther@suse.de>
10164 PR tree-optimization/42773
10165 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
10166 (compute_antic_aux): Likewise.
10167 (compute_partial_antic_aux): Likewise.
10169 2010-01-17 Jie Zhang <jie.zhang@analog.com>
10172 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
10175 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
10177 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
10180 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
10181 Fix markup for strict argument.
10183 (TARGET_SCHED_REORDER2): Fix argument types.
10185 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
10186 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
10188 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
10189 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
10191 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
10194 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
10195 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
10196 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
10197 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
10198 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
10200 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
10202 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
10204 (TARGET_ASM_RELOC_RW_MASK): Add return type.
10205 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
10207 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
10209 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
10212 (TARGET_ASM_NAMED_SECTION): Fix argument list.
10214 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
10215 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
10217 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
10219 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
10221 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
10222 referring to it. Fix language.
10224 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
10226 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
10228 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
10230 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
10232 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
10233 '@var{stream}. Remove stray 'and'.
10235 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
10237 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
10239 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
10241 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
10242 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
10244 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
10245 Fix description of return value.
10246 Rename argument "sz" to "len."
10248 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
10249 Clarify meaning of 'true' return value.
10251 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
10253 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
10254 rep_mode versus mode_rep.
10256 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
10258 (TARGET_BUILTIN_DECL): Fix name.
10260 (TARGET_COMMUTATIVE_P): Fix type of first argument.
10262 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
10264 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
10266 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
10268 (TARGET_RELAXED_ORDERING): Use @deftypevr.
10270 (TARGET_GET_DRAP_RTX): Note that this is a hook.
10273 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
10274 Rename argument tm_fn to md_fn.
10276 (TARGET_OPTION_PRINT): Fix argument list.
10278 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
10281 * config/i386/i386.c (ix86_fixup_binary_operands):
10282 Revert FMA4 fixup of operands.
10284 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10287 * Makefile.in (write_entries_to_file, install-plugin):
10288 Use \012 instead of \n with tr.
10290 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
10292 * configure.ac (HAVE_AS_REF): New C macro.
10293 * configure: Regenerate.
10294 * config.in: Likewise.
10295 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
10297 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
10300 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
10302 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
10304 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
10306 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
10308 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
10310 (TARGET_IN_SMALL_DATA_P): Fix argument type.
10312 (TARGET_BINDS_LOCAL_P): Fix argument type.
10314 (TARGET_ASM_FILE_END): Use prototype.
10316 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
10318 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
10320 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
10322 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
10324 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
10325 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
10327 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
10328 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
10330 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
10331 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
10332 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
10333 (TARGET_ADDR_SPACE_CONVERT): Likewise.
10335 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
10337 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
10339 (TARGET_INIT_BUILTINS): Use prototype.
10341 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10342 Put 'const char *' in braces. Fix parameter types.
10343 (TARGET_INVALID_CONVERSION): Fix parameter types.
10344 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
10345 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
10347 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
10350 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
10352 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
10354 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
10356 * doc/tm.texi (TARGET_HELP): Fix return type.
10358 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
10359 in braces. Fix argument types.
10361 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
10363 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
10365 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
10367 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
10368 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
10370 (TARGET_MANGLE_TYPE): Fix argument types.
10372 (TARGET_IRA_COVER_CLASSES): Use prototype.
10374 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
10376 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
10378 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
10380 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
10382 (TARGET_CALLEE_COPIES): Fix argument types.
10384 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
10386 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
10388 (TARGET_FUNCTION_VALUE): Fix argument types.
10390 (TARGET_RETURN_IN_MSB): Fix argument type.
10392 (TARGET_RETURN_IN_MEMORY): Fix argument types.
10394 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
10396 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
10398 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
10399 agree with return type.
10401 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
10403 2010-01-15 Jing Yu <jingyu@google.com>
10405 PR rtl-optimization/42691
10406 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
10407 a pseudo to a constant and are merged, and adjust comments.
10409 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
10411 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
10413 2010-01-15 Richard Guenther <rguenther@suse.de>
10415 PR middle-end/42739
10416 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
10417 labels of computed or non-local gotos to the destination.
10418 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
10419 landing pad label is the first label.
10421 2010-01-15 Richard Guenther <rguenther@suse.de>
10423 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
10425 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10428 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
10429 to allow generation of the xssqrtdp instruction on power7.
10430 (sqrtdf2_fpr): Ditto.
10432 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10434 PR middle-end/42674
10435 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
10436 functions with noreturn attribute.
10439 * varasm.c (declare_weak): Add weak attribute to decl if it
10440 doesn't have one already.
10441 (assemble_external): Only add decls to weak_decls if they also
10442 have weak attribute.
10444 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
10446 * var-tracking.c (var_reg_delete): Don't delete the association
10447 between REGs and values or one-part variables if the register
10450 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10453 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
10454 because its first operand is a non-localized variable.
10456 2010-01-14 Martin Jambor <mjambor@suse.cz>
10458 PR tree-optimization/42706
10459 * tree-sra.c (encountered_recursive_call): New variable.
10460 (encountered_unchangable_recursive_call): Likewise.
10461 (sra_initialize): Initialize both new variables.
10462 (callsite_has_enough_arguments_p): New function.
10463 (scan_function): Call decl and flags check only for IPA-SRA, check
10464 whether there is a recursive call and whether it has enough arguments.
10465 (all_callers_have_enough_arguments_p): New function.
10466 (convert_callers): Look for recursive calls only when
10467 encountered_recursive_call is set.
10468 (ipa_early_sra): Bail out either if
10469 !all_callers_have_enough_arguments_p or
10470 encountered_unchangable_recursive_call.
10472 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10474 * sel-sched.c: Add 2010 to copyright years.
10475 * sel-sched-ir.c: Likewise.
10476 * sel-sched-ir.h: Likewise.
10478 2010-01-14 Martin Jambor <mjambor@suse.cz>
10480 PR tree-optimization/42714
10481 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
10482 constructors specially.
10484 2010-01-14 Andi Kleen <ak@linux.intel.com>
10486 * config/i386/drivers-i386.c (detect_caches_intel):
10487 Add l2sizekb parameter and fill in.
10488 (host_detect_local_cpu): Add l2sizekb, fill in.
10489 Add Atom small cache heuristic.
10491 2010-01-14 Andi Kleen <ak@linux.intel.com>
10493 * config/i386/drivers-i386.c (detect_caches_cpuid4):
10494 Add level3 parameter and fill in.
10495 (detect_caches_intel): Handle level3 cache.
10497 2010-01-14 Andi Kleen <ak@linux.intel.com>
10499 * config/i386/drivers-i386.c (host_detect_local_cpu):
10500 Fix core duo detection.
10502 2010-01-14 Andi Kleen <ak@linux.intel.com>
10504 * config/i386/drivers-i386.c (host_detect_local_cpu):
10505 Fix Atom detection.
10507 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10509 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
10510 (rs6000_variable_issue_1): this. Use...
10511 (rs6000_variable_issue): here. Reimplement. Print debug info.
10513 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10515 * sel-sched-ir.c (sel_restore_other_notes): Rename to
10516 sel_restore_notes. Update all callers. Call reemit_notes
10519 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10521 PR rtl-optimization/42246
10522 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
10525 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10527 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
10528 all successors is the same as number of successors in current region.
10530 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10532 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
10533 to rename is not separable. Otherwise check that its LHS is not NULL.
10535 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10537 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
10539 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10541 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
10542 available registers when failed to discover LHS register class.
10543 Fix indentation. Update comment.
10545 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10546 Alexander Monakov <amonakov@ispras.ru>
10548 PR rtl-optimization/42389
10549 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
10551 (advance_state_on_fence): Likewise.
10552 (sel_target_adjust_priority): Print debug output only when
10553 sched_verbose >= 4, not 2.
10554 (get_expr_cost): Do not issue all unique insns on the next cycle.
10555 (fill_insns): Initialize can_issue_more from the value saved
10557 * sel-sched-ir.c (flist_add): New parameter issue_more.
10558 Init FENCE_ISSUE_MORE with it.
10559 (merge_fences): Likewise.
10560 (init_fences): Update call to flist_add.
10561 (add_to_fences, add_clean_fence_to_fences)
10562 (add_dirty_fence_to_fences): Likewise.
10563 (move_fence_to_fences): Update call to merge_fences.
10564 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
10566 * sel-sched-ir.h (struct _fence): New field issue_more.
10567 (FENCE_ISSUE_MORE): New accessor macro.
10569 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10571 PR rtl-optimization/42388
10572 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
10573 that have no predecessors nor successors. Do not call move_bb_info
10574 for empty blocks outside of current region.
10576 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10578 PR rtl-optimization/42294
10579 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
10580 * sel-sched.c (move_exprs_to_boundary): Transitively add all
10581 originators' originators.
10583 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10585 PR rtl-optimization/39453
10586 PR rtl-optimization/42246
10587 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
10589 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
10591 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10592 Alexander Monakov <amonakov@ispras.ru>
10594 PR middle-end/42245
10595 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
10596 (maybe_tidy_empty_bb): ... here. Make static. Add new
10597 argument. Update all callers.
10598 (tidy_control_flow): ... and here. Recompute topological order
10599 of basic blocks in region if necessary.
10600 (sel_redirect_edge_and_branch): Change return type. Return true
10601 if topological order might have been invalidated.
10602 (purge_empty_blocks): Export and move from...
10603 * sel-sched.c (purge_empty_blocks): ... here.
10604 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
10605 (maybe_tidy_empty_bb): Delete prototype.
10606 (purge_empty_blocks): Declare.
10608 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10610 PR rtl-optimization/42249
10611 * sel-sched.c (try_replace_dest_reg): When chosen register
10612 and original register is the same, do not bail out early, but
10613 still check all original insns for validity of replacing destination
10614 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
10617 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10620 Port from no-undefined-overflow branch:
10621 2009-03-09 Richard Guenther <rguenther@suse.de>
10623 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
10625 2010-01-14 Richard Guenther <rguenther@suse.de>
10628 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
10630 2010-01-14 Ira Rosen <irar@il.ibm.com>
10632 PR tree-optimization/42709
10633 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
10634 as scalar type in creation of constant vector operand.
10636 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10639 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
10640 (check-parallel-%): Match `testsuite' directory component only
10643 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
10645 PR translation/39521
10646 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
10649 2010-01-13 Richard Guenther <rguenther@suse.de>
10651 PR tree-optimization/42730
10652 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
10655 2010-01-13 Steve Ellcey <sje@cup.hp.com>
10658 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
10659 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
10662 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
10664 * config/bfin/libgcc-bfin.ver: Regenerate based on current
10665 libgcc-std.ver. Add entries for ___smulsi3_highpart and
10666 ___umulsi3_highpart.
10668 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
10669 rather than schedule_insns if the pass is enabled.
10671 2010-01-13 Martin Jambor <mjambor@suse.cz>
10673 PR tree-optimization/42704
10674 * tree-sra.c (sra_modify_assign): Do not delete assignments to
10677 2010-01-13 Martin Jambor <mjambor@suse.cz>
10679 PR tree-optimization/42703
10680 * tree-sra.c (analyze_access_subtree): Check that we can build a
10681 reference to the original data within the aggregate.
10683 2010-01-13 Richard Guenther <rguenther@suse.de>
10685 PR tree-optimization/42705
10686 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
10688 2010-01-13 Richard Guenther <rguenther@suse.de>
10690 PR middle-end/42716
10691 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
10693 2010-01-13 Jakub Jelinek <jakub@redhat.com>
10696 * var-tracking.c (values_to_unmark): New variable.
10697 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
10698 values_to_unmark vector. Moved body to...
10699 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
10700 instead queue it into values_to_unmark vector.
10701 (vt_find_locations): Free values_to_unmark vector.
10703 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
10705 * config/s390/s390.c (override_options): Set
10706 default of max-pending-list-length to 256
10708 2010-01-13 Richard Guenther <rguenther@suse.de>
10711 * tree-pass.h (PROP_gimple_lcx): New.
10712 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
10713 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
10714 before the final cleanup_eh.
10715 (dump_properties): Dump PROP_gimple_lcx.
10716 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
10717 (tree_lower_complex_O0): Remove.
10718 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
10719 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
10720 tree_lower_complex, schedule TODO_update_ssa.
10721 * lto-streamer-out.c (output_function): Stream the functions
10723 * lto-streamer-in.c (input_function): Likewise.
10724 (lto_read_body): Do not override them here.
10726 2010-01-12 Joseph Myers <joseph@codesourcery.com>
10729 * c-typeck.c (build_c_cast): Fold value cast to union type before
10730 wrapping it in a CONSTRUCTOR.
10732 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10734 PR rtl-optimization/42699
10735 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
10738 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10740 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10741 SUBTARGET_WARN_UNUSED_SPEC): Move ...
10742 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10743 SUBTARGET_WARN_UNUSED_SPEC): ... here
10744 * config/mips/iris5.h (LIBGCC_SPEC): Define.
10746 2010-01-12 Julian Brown <julian@codesourcery.com>
10748 * config/arm/neon-schedgen.ml (Utils): Don't try to
10749 open missing module.
10750 (find_with_result): New.
10752 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10755 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
10756 sharing when canonicalizing ({lt,ge}u (plus a b) b).
10758 PR tree-optimization/42645
10759 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
10760 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
10761 decl_map, set processing_debug_stmt to -1 and return name without
10764 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
10766 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
10767 binutils version, and reword target configuration description.
10769 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10771 * config/avr/avr.h (LINKER_NAME): Remove.
10773 2010-01-11 Janis Johnson <janis187@us.ibm.com>
10776 * config/rs6000/rs6000.c (rs6000_override_options): On targets
10777 that support VSX, warn for -mno-altivec if vsx is not disabled,
10780 2010-01-11 Joseph Myers <joseph@codesourcery.com>
10781 Shujing Zhao <pearly.zhao@oracle.com>
10783 PR translation/42469
10784 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
10785 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
10786 character between option name and help text.
10787 * c.opt (imultilib): Likewise.
10789 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
10791 * lto-streamer-out.c (output_unreferenced_globals): Output static
10794 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
10796 PR rtl-optimization/42621
10797 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
10798 optimizing for size.
10799 (duplicate_computed_gotos): Remove now-redundant check.
10801 2010-01-10 Steve Ellcey <sje@cup.hp.com>
10804 * configure.ac: Save and restore LDFLAGS and LIBS
10805 * configure: Regenerate.
10807 2010-01-10 Richard Guenther <rguenther@suse.de>
10809 PR middle-end/42667
10810 * builtins.c (fold_builtin_strlen): Add type argument and
10811 convert the resulting length to it.
10812 (fold_builtin_1): Adjust.
10814 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10816 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
10817 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
10819 (num_insns_constant_wide): Adjust for that change.
10821 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10824 * web.c (union_defs): Add used argument, to combine uses of
10825 uninitialized regs.
10826 (entry_register): Adjust type and tests of used argument.
10827 (web_main): Widen used for new use. Pass it to union_defs.
10828 * df.h (union_defs): Adjust prototype.
10830 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10833 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
10834 uses in new incoming argument. Free body.
10835 (reset_debug_uses_in_loop): New.
10836 (analyze_insn_to_expand_var): Call the latter if the former found
10837 anything. Fix whitespace. Reject invalid dest overlaps before
10838 going through all insns in the loop.
10840 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10843 * haifa-sched.c (dying_use_p): Debug insns don't count.
10845 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10847 PR middle-end/42363
10848 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
10849 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
10850 (verify_gimple_call): Reject LHS in noreturn calls.
10852 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10856 * tree-vect-loop-manip.c (adjust_info): New type.
10857 (adjust_vec): New pointer to vector.
10858 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
10859 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
10860 (slpeel_update_phis_for_duplicate_loop): Use them.
10861 (slpeel_update_phi_nodes_for_guard1): Likewise.
10862 (slpeel_update_phi_nodes_for_guard2): Likewise.
10863 (slpeel_tree_peel_loop_to_edge): Likewise.
10864 (vect_update_ivs_after_vectorizer): Likewise.
10866 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10868 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
10869 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10871 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10873 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
10874 bogus uninitialized warning.
10876 2010-01-09 Richard Guenther <rguenther@suse.de>
10878 PR middle-end/42512
10879 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
10880 the evolution is compatible with the initial condition.
10882 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10884 * gcc.c (process_command): Update copyright notice dates.
10885 * gcov.c (print_version): Likewise.
10886 * gcov-dump.c (print_version): Likewise.
10887 * mips-tfile.c (main): Likewise.
10888 * mips-tdump.c (main): Likewise.
10890 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10893 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
10895 (rotlhi3_8): Delete.
10897 (rotlsi3_8): Delete.
10898 (rotlsi3_16): Delete.
10899 (rotlsi3_24): Delete.
10900 (rotl<mode>3): New.
10901 (*rotw<mode>3): New.
10902 (*rotb<mode>3): New.
10903 * config/avr/avr.c (avr_rotate_bytes): New function.
10904 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
10906 2010-01-08 Steve Ellcey <sje@cup.hp.com>
10909 * configure.ac: Modify -rdynamic check.
10910 * configure: Regenerate.
10912 2010-01-08 DJ Delorie <dj@redhat.com>
10914 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
10915 register popping order.
10917 2010-01-08 Richard Guenther <rguenther@suse.de>
10920 * c.opt (fsigned-char): Also let LTO handle this option.
10921 (funsigned-char): Likewise.
10923 2010-01-07 Richard Guenther <rguenther@suse.de>
10925 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
10926 (gimple_op): Likewise.
10927 (gimple_op_ptr): Likewise.
10928 (gimple_assign_set_lhs): Remove gcc_assert.
10929 (gimple_assign_set_rhs1): Likewise.
10930 (gimple_assign_set_rhs2): Likewise.
10931 (gimple_call_set_lhs): Likewise.
10932 (gimple_call_set_fn): Likewise.
10933 (gimple_call_set_fndecl): Likewise.
10934 (gimple_call_fndecl): Likewise.
10935 (gimple_call_return_type): Likewise.
10936 (gimple_call_set_chain): Likewise.
10937 (gimple_call_num_args): Likewise.
10938 (gimple_call_set_arg): Likewise.
10939 (gimple_cond_set_code): Likewise.
10940 (gimple_cond_set_lhs): Likewise.
10941 (gimple_cond_set_rhs): Likewise.
10942 (gimple_cond_set_true_label): Likewise.
10943 (gimple_cond_set_false_label): Likewise.
10944 (gimple_label_set_label): Likewise.
10945 (gimple_goto_set_dest): Likewise.
10946 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
10947 (gimple_debug_bind_get_value): Likewise.
10948 (gimple_debug_bind_get_value_ptr): Likewise.
10949 (gimple_debug_bind_set_var): Likewise.
10950 (gimple_debug_bind_set_value): Likewise.
10951 (gimple_debug_bind_reset_value): Likewise.
10952 (gimple_debug_bind_has_value_p): Likewise.
10953 (gimple_return_retval_ptr): Remove gcc_assert.
10954 (gimple_return_retval): Likewise.
10955 (gimple_return_set_retval): Likewise.
10956 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
10957 (safe_referenced_var_iterator): Remove.
10958 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
10959 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
10960 (fill_referenced_var_vec): Remove.
10961 (first_readonly_imm_use): Remove redundant gcc_assert.
10962 (phi_arg_index_from_use): Combine gcc_asserts.
10963 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
10964 (first_imm_use_stmt): Remove redundant gcc_assert.
10965 * tree-cfg.c (verify_gimple_call): Verify function and chain
10966 operands. Verify arguments.
10967 (verify_types_in_gimple_stmt): Verify condition code and labels.
10969 2010-01-07 Richard Guenther <rguenther@suse.de>
10971 PR tree-optimization/42641
10972 * sese.c (rename_map_elt_info): Use the SSA name version, do
10975 2010-01-07 Jakub Jelinek <jakub@redhat.com>
10977 PR tree-optimization/42625
10978 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
10979 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
10981 2010-01-07 Duncan Sands <baldrick@free.fr>
10983 * Makefile.in (PLUGIN_HEADERS): Add version.h.
10985 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
10988 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
10989 note itself is not function_invariant_p.
10991 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
10993 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
10994 Do not add the DF_NOTE problem.
10995 * store-motion.c (execute_rtl_store_motion): Likewise.
10997 2010-01-07 Martin Jambor <mjambor@suse.cz>
10999 PR tree-optimization/42157
11000 * tree-sra.c (compare_access_positions): Stabilize sort if both
11001 accesses have integer types, return zero immediately if they are the
11004 2010-01-06 Richard Henderson <rth@redhat.com>
11006 PR middle-end/41883
11007 * haifa-sched.c (add_to_note_list): Merge into ...
11008 (concat_note_lists): ... here, and ...
11009 (unlink_other_notes, rm_other_notes): Merge into...
11010 (remove_notes): ... here. Create REG_SAVE_NOTEs for
11011 NOTE_INSN_EPILOGUE_BEG.
11013 2010-01-06 Richard Guenther <rguenther@suse.de>
11015 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
11016 not inline regular functions into always-inline functions.
11018 2010-01-06 Nick Clifton <nickc@redhat.com>
11020 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
11021 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
11023 (OVERRIDE_OPTIONS): Delete.
11024 (OPTIMIZATION_OPTIONS): Define.
11025 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
11026 * config/rx/rx.c (rx_handle_option): Issue an error message if
11027 -mcpu=rx200 and -fpu are used together.
11028 (rx_set_optimization_options): New function. Issue an error
11029 message if an optimization attribute attempts to reset the FPU/
11030 math optimization pairing.
11031 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
11032 * config/rx/rx.opt: Set the default to 32-bit doubles.
11033 * config/rx/t-rx: Add multilibs for -nofpu option.
11034 * doc/invoke.texi: Update documentation of RX options.
11036 2010-01-06 Richard Guenther <rguenther@suse.de>
11038 * tree-ssa-pre.c (name_to_id): New global.
11039 (alloc_expression_id): Simplify SSA name handling.
11040 (lookup_expression_id): Likewise.
11041 (init_pre): Zero name_to_id.
11042 (fini_pre): Free it.
11044 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
11046 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
11048 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
11051 * config/i386/sse.md (smaxv2di3): New.
11052 (umaxv2di3): Likewise.
11053 (sminv2di3): Likewise.
11054 (uminv2di3): Likewise.
11056 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
11059 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
11060 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
11061 (legitimize_tls_address): Likewise.
11062 (sparc_tls_referenced_p): Likewise.
11063 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
11064 and adjust calls to legitimize_pic_address.
11065 (legitimate_constant_p) Use sparc_tls_referenced_p.
11066 (legitimate_pic_operand_p): Likewise.
11067 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
11068 (sparc_tls_symbol_ref_1): Delete.
11069 (sparc_tls_referenced_p): Make static, recognize specific patterns.
11070 (legitimize_tls_address): Make static, handle CONST patterns.
11071 (legitimize_pic_address): Make static, remove unused parameter and
11072 adjust recursive calls.
11073 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
11074 and adjust call to legitimize_pic_address.
11075 (sparc_output_mi_thunk): Likewise.
11077 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
11078 H.J. Lu <hongjiu.lu@intel.com>
11081 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
11082 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
11083 operands to make them signed.
11086 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11089 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
11090 GTU to GT for V4SI and V2DI.
11092 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
11093 (umin<mode>3): Removed.
11095 (uminv4si3): Likewise.
11097 2010-01-05 Martin Jambor <mjambor@suse.cz>
11099 PR tree-optimization/42462
11100 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
11101 current_function_decl to helper functions and macros.
11103 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11106 * flags.h: Don't include real.h.
11107 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
11108 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
11109 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
11110 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
11111 * dominance.c: Update copyright.
11112 * gimple.c (walk_gimple_op): Remove inline.
11113 * tree-ssa-reassoc.c: Include real.h.
11114 * Makefile.in (FLAGS_H): Remove $(REAL_H).
11115 (tree-ssa-reassoc.o): Depend on $(REAL_H).
11117 2010-01-05 Nick Clifton <nickc@redhat.com>
11119 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
11120 register to push into the stack frame when the accumulator has to
11121 be saved during interrupts.
11123 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
11125 * doc/invoke.texi: Remove the documentation about option
11126 -Wunreachable-code.
11127 * common.opt (Wunreachable-code): Preserved for backward
11129 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
11130 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
11131 the backward compatibility flag section.
11133 2010-01-05 Richard Guenther <rguenther@suse.de>
11135 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
11137 2010-01-05 Jakub Jelinek <jakub@redhat.com>
11140 * cfgexpand.c (expand_one_var): Diagnose too large variables.
11142 PR tree-optimization/42508
11143 * tree-sra.c (convert_callers): Check for recursive call
11144 by comparing cgraph nodes instead of decls.
11145 (modify_function): Call ipa_modify_formal_parameters also
11146 on all same_body aliases.
11148 * cgraphunit.c (cgraph_materialize_all_clones): Compare
11149 cgraph nodes when checking for same_body aliases.
11151 2010-01-05 Richard Guenther <rguenther@suse.de>
11153 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
11154 allocation and lookup.
11155 (get_or_alloc_expr_for_constant): Likewise.
11156 (phi_translate): Sink allocation.
11158 2010-01-04 Richard Guenther <rguenther@suse.de>
11160 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
11161 a new entry only if needed.
11162 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
11163 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
11165 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
11167 (phi_translate): Handle CONSTANTs early.
11169 2010-01-04 Martin Jambor <mjambor@suse.cz>
11171 PR tree-optimization/42398
11172 * tree-sra.c (struct access): Removed flag grp_different_types.
11173 (dump_access): Do not dump the removed flag.
11174 (sort_and_splice_var_accesses): Do not set the removed flag.
11175 (sra_modify_expr): Check for type compatibility directly.
11177 2010-01-04 Martin Jambor <mjambor@suse.cz>
11179 PR tree-optimization/42366
11180 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
11181 edges with variable number of parameters.
11182 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
11183 flag instead of asserting it.
11184 (ipa_read_node_info): Read uses_analysis_done flag.
11186 2010-01-04 Richard Guenther <rguenther@suse.de>
11188 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
11189 iterative_hash_* as intended.
11190 (vn_reference_compute_hash): Likewise. Simplify hashing
11192 (vn_reference_lookup_2): Likewise.
11193 (vn_nary_op_compute_hash): Likewise.
11194 (vn_phi_compute_hash): Likewise.
11195 (expressions_equal_p): Remove strange code.
11196 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
11197 (pre_expr_hash): Likewise. Simplify hashing SSA names.
11198 (bitmap_insert_into_set_1): Take value-id as parameter.
11199 (add_to_value): Pass it.
11200 (bitmap_insert_into_set): Likewise.
11201 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
11203 2010-01-04 Jakub Jelinek <jakub@redhat.com>
11206 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
11207 (do_self_spec): For switches with SWITCH_IGNORE set set also
11208 SWITCH_IGNORE_PERMANENTLY.
11209 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
11212 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
11214 * lto-streamer-out.c (output_unreferenced_globals): Output the full
11215 tree of an unreferenced global var.
11217 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11220 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
11221 GTU to GT for V4SI and V2DI.
11223 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
11224 (umin<mode>3): Removed.
11226 (uminv4si3): Likewise.
11228 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11231 * collect2.c (main): Turn on trace in collect2 if -v is passed
11234 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
11236 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
11237 description of expression operand.
11239 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
11241 * configure.ac: Add install-html to target_list for Make-hooks.
11242 * configure: Regenerate.
11243 * fortran/Make-lang.in (F95_HTMLFILES): New.
11244 (fortran.html): Use it.
11245 (fortran.install-html): New.
11246 * Makefile.in (install-html): Add lang.install-html.
11247 * java/Make-lang.in (JAVA_HTMLFILES): New.
11248 (java.html): Use it.
11249 (java.install-html): New.
11250 * objc/Make-lang.in (objc.install-html): New.
11251 * objcp/Make-lang.in (obj-c++.install-html): New.
11252 * cp/Make-lang.in (c++.install-html): New.
11253 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
11254 * lto/Make-lang.in (lto.install-html): New.
11256 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
11259 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
11261 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
11263 PR rtl-optimization/41862
11264 * store-motion.c (store_killed_in_insn, compute_store_table,
11265 remove_reachable_equiv_notes, replace_store_insn,
11266 build_store_vectors): Ignore all DEBUG_INSNs.
11268 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
11271 * common.opt: Add dumpdir.
11273 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
11275 (option_map): Add --dumpdir.
11277 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
11279 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
11281 * opts.c (decode_options): Try dump_dir_name first if
11282 dump_base_name isn't an absolute path.
11283 (common_handle_option): Handle OPT_dumpdir.
11285 * toplev.c (dump_dir_name): New.
11286 (print_switch_values): Also ignore -dumpdir.
11288 * toplev.h (dump_dir_name): New.
11290 2010-01-03 Richard Guenther <rguenther@suse.de>
11292 PR tree-optimization/42589
11293 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
11294 double-word expansion of bswap32.
11296 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
11298 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
11299 with BLOCK_FOR_INSN.
11300 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
11301 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
11302 noce_process_if_block): Likewise.
11303 * gcse.c (compute_local_properties, insert_expr_in_table,
11304 insert_set_in_table, canon_list_insert, find_avail_set,
11305 pre_insert_copy_insn): Likewise.
11307 * basic-block.h (BLOCK_NUM): Move from here...
11308 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
11310 2010-01-03 Richard Guenther <rguenther@suse.de>
11312 PR tree-optimization/42438
11313 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
11314 contains_may_not_return_call flag.
11315 (BB_MAY_NOTRETURN): New.
11316 (valid_in_sets): Trapping nary operations are not valid
11317 in blocks that may not return.
11318 (insert_into_preds_of_block): Remove check for trapping expressions.
11319 (compute_avail): Compute also BB_MAY_NOTRETURN.
11321 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
11323 * doc/invoke.texi: Add 2010 to copyright years.
11325 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
11327 * config/sparc/sparc.c: Fix formatting nits.
11329 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
11330 Alexander Monakov <amonakov@ispras.ru>
11332 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
11334 2010-01-02 Richard Guenther <rguenther@suse.de>
11336 PR middle-end/42577
11337 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
11338 (simplify_switch_using_ranges): Mark to be removed edges
11341 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11343 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
11345 * collect2.c (scan_libraries): Add missing argument in call to
11348 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
11351 * config/alpha/predicates.md (aligned_memory_operand): Return false
11353 (unaligned_memory_operand): Return true for CQImode.
11354 * config/alpha/alpha.c (get_aligned_mem): Assert that location
11355 doesn not cross aligned SImode word boundary.
11357 2010-01-02 Anatoly Sokolov <aesok@post.ru>
11359 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
11361 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
11362 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
11364 2010-01-02 Richard Guenther <rguenther@suse.de>
11367 * toplev.c (compile_file): Emit LTO marker properly. Change
11368 it to __gnu_lto_v1.
11369 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
11371 2010-01-01 Richard Guenther <rguenther@suse.de>
11374 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
11376 2010-01-01 Richard Guenther <rguenther@suse.de>
11379 * c-decl.c (grokdeclarator): For zero-size arrays force
11380 structural equality checks as layout_type does.
11382 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
11384 * builtins.c: Update copyright to 2010.
11386 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
11389 * lto-streamer-out.c (produce_asm): Revert the last change.
11390 (copy_function): Likewise.
11392 * lto-streamer.c (lto_get_section_name): Skip any leading
11395 2010-01-01 Richard Guenther <rguenther@suse.de>
11397 PR middle-end/42559
11398 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
11402 Copyright (C) 2010 Free Software Foundation, Inc.
11404 Copying and distribution of this file, with or without modification,
11405 are permitted in any medium without royalty provided the copyright
11406 notice and this notice are preserved.