1 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
3 * config/rs6000/rs6000-modes.def (PSImode): Delete.
5 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
7 * config/rs6000/constraints.md ("z" constraint): Change to CA_REGS.
8 * config/rs6000/predicates.md: Change XER_REGNO_P to CA_REGNO_P
10 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Change
12 Change XER_REGNO_P to CA_REGNO_P, XER_REGNO to CA_REGNO, and
13 XER_REGS to CA_REGS throughout.
14 * config/rs6000/rs6000.h: Same.
15 (ADDITIONAL_REGISTER_NAMES): Add "xer".
16 * config/rs6000/rs6000.md: Change XER_REGNO to CA_REGNO. Document
17 that mode_iterator "P" is the size for arithmetic carries as well.
18 * doc/md.texi (rs6000 section, "z" constraint): Fix documentation.
20 2010-05-28 Jakub Jelinek <jakub@redhat.com>
23 * combine.c (struct rtx_subst_pair): Define unconditionally.
24 (propagate_for_debug_subst): Likewise. If not AUTO_INC_DEC,
25 copy_rtx pair->to instead of cleanup_auto_inc_dec it.
26 Call make_compound_operation on pair->to.
27 (propagate_for_debug): Don't call make_compound_operation here.
28 Always use simplify_replace_fn_rtx.
30 2010-05-27 Sterling Augustine <sterling@tensilica.com>
32 * doc/invoke.texi (xtensa options): Add -mforce-no-pic.
33 * config/xtensa/xtensa.c (override_options): Check
34 TARGET_FORCE_NO_PIC and set flag_pic.
35 * config/xtensa/xtensa.opt: Document -mforce-no-pic
37 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
40 * config/i386/winnt.c (IN_GCC_FRONTEND): Undefine.
41 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Likewise.
43 2010-05-27 Joseph Myers <joseph@codesourcery.com>
45 * diagnostic-core.h: New. Contents moved from diagnostic.h and
47 * diagnostic.c: Don't include toplev.h.
48 (progname): Define. Moved from toplev.c.
49 (seen_error): New function.
50 * diagnostic.h: Include diagnostic-core.h.
51 (diagnostic_t, emit_diagnostic): Don't declare here.
52 * toplev.c (progname): Move to toplev.c.
53 (emit_debug_global_declarations, compile_file, finalize,
54 do_compile, toplev_main): Use seen_error.
55 * toplev.h: Include diagnostic-core.h.
56 (trim_filename, GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG,
57 internal_error, warning, warning_at, error, error_n, error_at,
58 fatal_error, pedwarn, permerror, sorry, inform, inform_n,
59 verbatim, fnotice, progname): Move to diagnostic-core.h.
60 * builtins.c: Include diagnostic-core.h instead of diagnostic.h.
61 (expand_builtin_expect): Use seen_error.
62 * c-decl.c: Include diagnostic-core.h instead of diagnostic.h.
63 (c_make_fname_decl, c_write_global_declarations): Use seen_error.
64 * c-format.c: Include diagnostic-core.h instead of diagnostic.h.
65 * c-gimplify.c: Include diagnostic-core.h instead of diagnostic.h.
66 * c-lang.c: Include diagnostic-core.h instead of diagnostic.h.
67 * c-lex.c (c_lex_with_flags, interpret_float): Don't increment
68 errorcount for errors.
69 * c-opts.c (c_common_finish): Use seen_error.
70 * cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
71 * cgraphunit.c (verify_cgraph_node, verify_cgraph,
72 cgraph_output_pending_asms, cgraph_optimize): Use seen_error.
73 * coverage.c: Include diagnostic-core.h instead of diagnostic.h.
74 (get_coverage_counts): Use seen_error.
75 * dwarf2out.c (dwarf2out_finish): Use seen_error.
76 * gimplify.c (gimplify_var_or_parm_decl, gimple_push_cleanup,
77 gimplify_body): Use seen_error.
78 * ipa-inline.c (cgraph_early_inlining): Use seen_error.
79 * ipa-pure-const.c (gate_pure_const): Use seen_error.
80 * ipa-reference.c (gate_reference): Use seen_error.
81 * jump.c: Include diagnostic-core.h instead of diagnostic.h.
82 * lambda-code.c: Include diagnostic-core.h instead of
84 * lto-cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
85 * lto-compress.c: Include diagnostic-core.h instead of
87 * lto-section-in.c: Include diagnostic-core.h instead of
89 * lto-streamer-out.c: Include diagnostic-core.h instead of
91 * lto-streamer.c: Include diagnostic-core.h instead of
93 (gate_lto_out): Use seen_error.
94 * matrix-reorg.c: Include diagnostic-core.h instead of
96 * omega.c: Include diagnostic-core.h instead of diagnostic.h.
97 * omp-low.c: Include diagnostic-core.h instead of diagnostic.h.
98 (gate_expand_omp, lower_omp_1): Use seen_error.
99 * passes.c: Include diagnostic-core.h instead of diagnostic.h.
100 (rest_of_decl_compilation, rest_of_type_compilation,
101 gate_rest_of_compilation, ipa_write_summaries): Use seen_error.
102 * tree-cfg.c (label_to_block_fn): Use seen_error.
103 * tree-inline.c (optimize_inline_calls): Use seen_error.
104 * tree-mudflap.c (mudflap_finish_file): Use
106 * tree-optimize.c (gate_all_optimizations,
107 gate_all_early_local_passes, gate_all_early_optimizations): Use
109 * tree-ssa-structalias.c (gate_ipa_pta): Use seen_error.
110 * varpool.c: Include diagnostic-core.h instead of diagnostic.h.
111 (varpool_remove_unreferenced_decls,
112 varpool_assemble_pending_decls): Use seen_error.
113 * Makefile.in (DIAGNOSTIC_CORE_H): Define.
114 (TOPLEV_H, DIAGNOSTIC_H): Update.
115 (c-decl.o, c-lang.o, c-format.o, lto-compress.o, lto-cgraph.o,
116 lto-streamer-out.o, lto-section-in.o, lto-streamer.o,
117 c-gimplify.o, omp-low.o, omega.o, diagnostic.o, passes.o,
118 builtins.o, jump.o, cgraph.o, varpool.o, matrix-reorg.o,
119 coverage.o, lambda-code.o): Update dependencies.
121 2010-05-25 Dodji Seketeli <dodji@redhat.com>
124 * c-common.c (is_typedef_decl): Move this definition ...
125 * tree.c (is_typedef_decl): ... here.
126 (typdef_variant_p): Move definition here from gcc/cp/tree.c.
127 * c-common.h (is_typedef_decl): Move this declaration ...
128 * tree.h (is_typedef_decl): ... here.
129 (typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h
130 * dwarf2out.c (is_naming_typedef_decl): New function.
131 (gen_tagged_type_die): Split out of ...
132 (gen_type_die_with_usage): ... this function. When an anonymous
133 tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
134 is emitted for the typedef.
135 (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
136 anonymous tagged types.
138 2010-05-27 Jason Merrill <jason@redhat.com>
140 * print-tree.c (debug_vec_tree): New fn.
141 (print_vec_tree): New fn.
142 * tree.h: Declare them.
143 * gdbinit.in (pvt): New command.
145 * print-tree.c (print_node) [TREE_VEC]: Print elements normally.
147 * gdbinit.in (pdd): New command.
149 2010-05-27 Jan Hubicka <jh@suse.cz>
151 * ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline.
152 (update_caller_keys): Return early if there are no callers;
153 only update fibheap when decresing the key.
154 (update_callee_keys): Avoid recursion.
155 (decide_inlining_of_small_functions): When badness does not match;
156 re-insert into fibheap.
158 2010-05-27 Steven Bosscher <steven@gcc.gnu.org>
160 * Makefile.in (ALL_CFLAGS): Add file-specific CFLAGS.
161 (ALL_HOST_FRONTEND_OBJS): New, for all front-end specific objects.
162 (ALL_HOST_BACKEND_OBJS): New, for all backend and target objects.
163 (ALL_HOST_OBJS): Now a union of the above two.
164 <section "Language makefile fragments">: Add -DIN_GCC_FRONTEND for
165 all files in ALL_HOST_FRONTEND_OBJS.
166 * system.h: Poison GCC_RTL_H if IN_GCC_FRONTEND is defined.
168 * c-common.c: Pretend to be a backend file by undefining
169 IN_GCC_FRONTEND (still need rtl.h here).
171 2010-05-27 Jan Hubicka <jh@suse.cz>
173 * cgraph.h (struct cgraph_node): Mark former_clone_of by GTY ((skip)).
174 * cgraphunit.c (clone_of_p): Compile only when checking is enabled.
176 2010-05-27 Jan Hubicka <jh@suse.cz>
178 * sched-ebb.c: Rename struct deps to struct deps_desc.
180 * sel-sched-ir.c: Likewise.
181 * sched-deps.c: Likewise.
182 * sched-int.h: Likewise.
183 * sched-rgn.c: Likewise.
185 2010-05-27 Jon Beniston <jon@beniston.com>
188 * config/lm32/lm32.h: Remove definition of
189 GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
191 2010-05-27 Eric Botcazou <ebotcazou@adacore.com>
194 * dwarf2out.c (dwarf2out_begin_prologue): Fix nits in sorry message.
196 2010-05-27 Richard Guenther <rguenther@suse.de>
198 PR tree-optimization/44284
199 * tree-vect-stmts.c (vectorizable_assignment): Handle
200 sign-changing conversions as simple copy.
202 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
204 * gthr-posix.h (pthread_cancel): Don't declare if compiling against
206 (__gthread_active_p): Check for pthread_create if compiling against
209 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
211 Support compilation for Android platform. Reimplement -mandroid.
213 * config.gcc (*linux*): Include linux-android.h and linux-android.opt.
214 (*android*): Set ANDROID_DEFAULT.
215 (arm*-*-linux*): Include linux-android.h.
216 (arm*-*-eabi*): Don't include previous -mandroid implementation.
217 * config/arm/eabi.h: Remove, move Android-specific parts ...
218 * config/linux-android.h: ... here. New file.
219 * config/arm/eabi.opt: Rename to ...
220 * config/linux-android.opt: ... this.
221 (mandroid): Allow -mno-android option. Initialize based on
223 * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC):
224 Move logic to corresponding LINUX_TARGET_* macros.
225 (TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate.
226 * config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,)
227 (STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and
229 (LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID.
230 * doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld):
233 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
235 Add support for Bionic C library
237 * config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define
239 (DEFAULT_LIBC): New tm_define macro set to one of LIBC_*.
240 (bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update.
242 * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define.
243 (LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC.
244 (CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier
245 to support multiple C libraries. Handle Bionic.
246 (BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,)
247 (BIONIC_DYNAMIC_LINKER64): Define.
248 (LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64):
250 (TARGET_HAS_SINCOS): Enable for Bionic.
252 * config/linux.opt: Rewrite to handle more than 2 C libraries. Make
253 the last option specified on command line take effect.
254 (linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC.
256 (mglibc, muclibc): Update.
258 * config/alpha/linux-elf.h, config/rs6000/linux64.h,
259 * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use
262 * doc/invoke.texi (-mglibc, -muclibc): Update.
263 (-mbionic): Document.
265 2010-05-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
267 * c-common.h (c_register_addr_space): Add prototype.
268 (ADDR_SPACE_KEYWORD): Remove.
269 * c-common.c (c_register_addr_space): New function.
270 (c_addr_space_name): Reimplement.
271 (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.
273 * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
274 (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.
276 * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
277 Remove TARGET_ADDR_SPACE_KEYWORDS.
279 2010-05-27 Joseph Myers <joseph@codesourcery.com>
282 * input.h (main_input_filename): Move declaration to toplev.h.
283 * toplev.c (input_location, line_table): Move to input.c
284 * toplev.h (main_input_filename): Move declaration from input.h.
285 * tree.c (expand_location): Move to input.c.
286 * Makefile.in (OBJS-common): Add input.o.
287 (input.o): Add dependencies.
289 2010-05-27 Richard Guenther <rguenther@suse.de>
291 * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
292 for non-existant files.
293 (fork_execute): Mark args_name file as deleted.
295 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
298 * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
299 (narrow_signed_type): Likewise.
301 2010-05-26 Jan Hubicka <jh@suse.cz>
303 * cgraphunit.c (verify_cgraph_node): Do checking that DECL match
304 edge only when checking is enabled; check using former_clone_of;
305 check inline clones too.
306 (cgraph_materialize_clone): Record former_clone_of pointer.
307 (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
308 combining redirections; dump args_to_skip bitmap
309 (cgraph_materialize_all_clones): Do no redirection here.
310 * ipa-inline.c (inline_transform): Do redirection here.
311 * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
314 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
316 * config/avr/avr-c.c: Do not include regs.h.
317 Include cpplib.h for cpp_define and tree.h for c-common.h.
318 * config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
319 * config/avr/t-avr: Fix dependencies for avr-c.o.
321 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
323 * explow.c (set_stack_check_libfunc): Adjust to accept name as a
324 string instead of SYMBOL_REF rtx.
325 * rtl.h (set_stack_check_libfunc): Move prototype from here...
326 * libfuncs.h: ...to here. Adjust for explow.c change.
328 2010-05-26 Joseph Myers <joseph@codesourcery.com>
330 * pretty-print.c: Don't include ggc.h.
331 (identifier_to_locale_alloc, identifier_to_locale_free): Define.
332 (identifier_to_locale): Use them for allocation.
333 * pretty-print.h (identifier_to_locale_alloc,
334 identifier_to_locale_free): Declare.
335 * toplev.c (alloc_for_identifier_to_locale): New.
336 (general_init): Set identifier_to_locale_alloc and
337 identifier_to_locale_free.
338 * Makefile.in (pretty-print.o): Update dependencies.
340 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
342 * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
343 pointer types if they have different alignment or mode.
345 2010-05-26 Anatoly Sokolov <aesok@post.ru>
347 * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
348 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
349 * config/sparc/sparc-protos.h (function_value): Remove declaration.
350 * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
351 sparc_function_value_regno_p): New functions.
352 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
353 TARGET_FUNCTION_VALUE_REGNO_P): Define.
354 (function_value): Rename to...
355 (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
356 argument to 'outgoing'.
357 (function_arg_record_value, function_arg_union_value,
358 function_arg_vector_value): Update comment.
360 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
362 * dwarf2out.c (struct dw_fde_struct): Reorder flags.
363 (fde_needed_for_eh_p): New predicate.
364 (output_call_frame_info): Use it throughout to decide whether FDEs
365 are needed for EH purpose.
366 (dwarf2out_begin_prologue): Reorder assignments.
368 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
370 * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
371 special case loop->header.
372 (is_predicated): New.
373 (if_convertible_loop_p): Call it.
375 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
377 * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
378 iterator in parameter. Do not generate code during the analysis.
379 (tree_if_convert_cond_stmt): Removed.
380 (tree_if_convert_stmt): Removed.
381 (predicate_bbs): New.
382 (if_convertible_loop_p): Call predicate_bbs.
383 (tree_if_conversion): Simplify the top-level logic as predicate_bbs
384 now contains all the analysis part.
386 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
388 * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
389 statements in the analysis part.
390 (tree_if_convert_stmt): Update comment.
391 (remove_conditions_and_labels): New.
392 (combine_blocks): Call remove_conditions_and_labels.
393 (tree_if_conversion): Update comment.
395 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
397 * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
398 than 2 predecessors or more than 2 successors.
400 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
402 * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
403 of loops in which the data dependence analysis fails.
405 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
407 * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
409 (tree_if_conversion): Same.
411 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
413 * tree-if-conv.c (tree_if_conversion): Do not return a bool.
415 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
417 * tree-if-conv.c: Update copyright years. Fix comments.
420 2010-05-26 Kai Tietz <kai.tietz@onevision.com>
422 * builtin-types.def (BT_INT128): New primitive type.
423 (BT_UINT128): Likewise.
424 * c-common.c (c_common_r): Add __int128 keyword.
425 (c_common_type_for_size): Handle __int128.
426 (c_common_type_for_mode): Likewise.
427 (c_common_signed_or_unsigned_type): Likewise.
428 (c_common_nodes_and_builtins): Add builtin type
429 if target supports 128-bit integer scalar.
430 * c-common.h (enum rid): Add RID_INT128.
431 * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
432 if target supports 128-bit integer scalar.
433 * c-decl.c (declspecs_add_type): Handle new keyword __int128.
434 (finish_declspecs): Likewise.
435 * c-parser.c (c_token_starts_typename): Handle RID_INT128.
436 (c_token_starts_declspecs): Likewise.
437 (c_parser_declspecs): Likewise.
438 (c_parser_attributes): Likewise.
439 (c_parser_objc_selector): Likewise.
440 * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
441 * c-tree.h (enum c_typespec_keyword): Add cts_int128.
442 * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
443 * tree.c (make_or_reuse_type): Likewise.
444 (make_unsigned_type): Likewise.
445 (build_common_tree_nodes_2): Likewise.
446 * tree.h (enum integer_type_kind): Add itk_int128 and
448 (int128_integer_type_node): New define.
449 (int128_unsigned_type_node): New define.
450 * doc/extend.texi: Add documentation about __int128 type.
452 2010-05-26 Richard Guenther <rguenther@suse.de>
454 * tree-ssa-sccvn.c (copy_nary): Adjust.
455 (copy_phis): Rename to ...
456 (copy_phi): ... this. Adjust.
457 (copy_references): Rename to ...
458 (copy_reference): ... this. Adjust.
459 (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
460 result into the valid table.
462 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
464 * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
465 insn-config.h, insn-codes.h, recog.h, and optabs.h.
467 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
469 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove.
471 2010-05-26 Richard Guenther <rguenther@suse.de>
473 * opts.c (common_handle_option): Handle OPT_Ofast.
475 2010-05-26 Joseph Myers <joseph@codesourcery.com>
477 * diagnostic.c: Don't include opts.h.
478 (permissive_error_option): Define.
479 (diagnostic_initialize): Take n_opts parameter. Allocate memory
480 for classify_diagnostic. Don't use memset for
481 classify_diagnostic. Initialize new and recently added fields.
482 (diagnostic_classify_diagnostic): Use context->n_opts instead of
484 (diagnostic_report_diagnostic): Pass context parameter to
485 diagnostic_report_warnings_p. Use option_enabled and option_name
487 (emit_diagnostic): Use permissive_error_option.
488 (permerror): Likewise.
489 * diagnostic.h: Don't include options.h.
490 (struct diagnostic_context): Add n_opts, opt_permissive,
491 inhibit_warnings, warn_system_headers, option_enabled and
492 option_name fields. Change classify_diagnostic to a pointer.
493 * opts-diagnostic.h: New file.
494 * opts.c: Include opts-diagnostic.h.
495 (common_handle_option): Set global_dc fields for -Wfatal-errors,
496 -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
497 (option_name): New function.
498 * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
499 (c_common_handle_option): Set global_dc->permissive for
501 * c-common.c (c_cpp_error): Save and restore
502 global_dc->warn_system_headers, not variable warn_system_headers.
503 * toplev.c: Include opts-diagnostic.h.
504 (general_init): Update call to diagnostic_initialize. Set
505 global_dc->show_column, global_dc->option_enabled and
506 global_dc->option_name.
507 (process_options): Don't set global_dc fields here.
508 * Makefile.in (DIAGNOSTIC_H): Remove options.h.
509 (diagnostic.o, opts.o, toplev.o): Update dependencies.
511 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
513 * config/picochip/picochip.md (movsi): Split a movsi from a
516 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
518 * ggc-zone.c: Update copyright year.
519 (poison_region): Mark memory for Valgrind as undefined before
520 memset () call and inaccessible afterwards.
521 (ggc_pch_total_size): Change type of i to int.
523 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
525 * ggc-common.c (ggc_free_overhead): Allow empty slot.
527 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
529 * ggc-common.c: Update copyright year.
530 (ggc_rlimit_bound): Remove prototype. Compile only if
531 !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
532 (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
533 && !ENABLE_GC_ALWAYS_COLLECT. Make static.
534 (ggc_min_heapsize_heuristic): Likewise.
536 2010-05-26 Richard Guenther <rguenther@suse.de>
538 PR rtl-optimization/44164
539 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
540 no-common access-path disambiguation.
541 (indirect_ref_may_alias_decl_p): Adjust.
542 (indirect_refs_may_alias_p): Likewise.
543 (refs_may_alias_p_1): Likewise.
545 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
547 * c-typeck.c: Do not include expr.h.
549 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
551 * rtl.h (decl_default_tls_model): Move prototype from here...
552 * output.h: ...to here.
553 * c-decl.c: Do not include rtl.h.
554 * c-pragma.c: Likewise.
555 * c-parser.c: Likewise.
556 * c-gimplify.c: Likewise. And also not hard-reg-set.
557 * c-common.c: Do not include rtl.h. Include tm_p.h and add a
558 FIXME note for it. Add a FIXME note for expr.h.
559 * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
560 ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
563 2010-05-26 Jakub Jelinek <jakub@redhat.com>
566 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
567 or total_size is larger than red zone size for non-V4 ABI, emit a
568 stack_tie resp. frame_tie insn before stack pointer restore.
569 * config/rs6000/rs6000.md (frame_tie): New insn.
571 2010-05-25 Eric Botcazou <ebotcazou@adacore.com>
573 * function.h (struct function): Add can_throw_non_call_exceptions bit.
574 * lto-streamer-in.c (input_function): Stream it in.
575 * lto-streamer-out.c (output_function): Stream it out.
576 * function.c (allocate_struct_function): Set it.
577 (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
578 for flag_non_call_exceptions.
579 * cfgbuild.c (control_flow_insn_p): Likewise.
580 (make_edges): Likewise.
581 * cfgexpand.c (expand_stack_alignment): Likewise.
582 * combine.c (distribute_notes): Likewise.
583 * cse.c (cse_extended_basic_block): Likewise.
584 * except.c (insn_could_throw_p): Likewise.
585 * gcse.c (simple_mem): Likewise.
586 * ipa-pure-const.c (check_call): Likewise.
587 (check_stmt ): Likewise.
588 * lower-subreg.c (lower-subreg.c): Likewise.
589 * optabs.c (emit_libcall_block): Likewise.
590 (prepare_cmp_insn): Likewise.
591 * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
592 * postreload.c (rest_of_handle_postreload): Likewise.
593 * reload1.c (reload_as_needed): Likewise.
594 (emit_input_reload_insns): Likewise.
595 (emit_output_reload_insns): Likewise.
596 (fixup_abnormal_edges): Likewise.
597 * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
598 * store-motion.c (find_moveable_store): Likewise.
599 * tree-eh.c (stmt_could_throw_p): Likewise.
600 (tree_could_throw_p): Likewise.
601 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
602 * config/arm/arm.c (arm_expand_prologue): Likewise.
603 (thumb1_expand_prologue): Likewise.
604 * config/rx/rx.md (cbranchsf4): Likewise.
606 * config/s390/s390.c (s390_emit_prologue): Likewise.
607 * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
608 (inline_forbidden_into_p): New predicate.
609 (expand_call_inline): Use it to forbid inlining.
610 (tree_can_inline_p): Likewise.
612 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
614 * config/i386/i386-c.c: Do not include rtl.h.
615 * config/i386/t-i386: Update dependencies.
617 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
619 * attribs.c: Do not include rtl.h.
620 * Makefile.in: Update dependencies.
622 2010-05-25 Anatoly Sokolov <aesok@post.ru>
624 * double-int.h (double_int_and): New.
625 * combine.c (try_combine): Clean up, use double_int_* and
626 immed_double_int_const functions.
628 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
630 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
631 stderr to /dev/null instead of grep -q.
632 * configure: Regenerate.
634 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
636 * Makefile.in (EXCEPT_H): Fix typo.
638 2010-05-25 Vladimir Makarov <vmakarov@redhat.com>
640 * ira-build.c (update_conflict_hard_reg_costs): New.
641 (ira_build): Call update_conflict_hard_reg_costs.
643 2010-05-25 Jakub Jelinek <jakub@redhat.com>
646 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
648 (intersect_loc_chains): Walk the s2var's loc_chain together
649 with s1node chain as long as the locations are equal, don't
650 call find_loc_in_1pdv in that case.
653 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
654 (copy_bind_expr): ... instead of here.
655 (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
656 if the block hasn't been remapped.
657 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
658 emitting concrete instance of abstract VLA, add DW_AT_type attribute.
660 2010-05-25 Richard Guenther <rguenther@suse.de>
663 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
664 out-of-bounds array accesses.
666 2010-05-25 Richard Guenther <rguenther@suse.de>
668 * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
669 (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
670 (run_gcc): Re-organize to make cleanup easier.
672 2010-05-25 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
674 * config/s390/s390.c (optimization_options): Fix and move the
675 flag_prefetch_loop_arrays override ...
676 (override_options): ... here.
678 2010-05-25 Joseph Myers <joseph@codesourcery.com>
680 * diagnostic.c: Don't include plugin.h.
681 (diagnostic_report_diagnostic): Don't handle plugins specially
682 here. Pass context to internal_error callback.
683 * diagnostic.h (struct diagnostic_context): Add context parameter
684 to internal_error callback.
685 * plugin.c (warn_if_plugins, plugins_internal_error_function): New.
686 * plugin.h (struct diagnostic_context): Declare.
687 (warn_if_plugins, plugins_internal_error_function): Declare.
688 * toplev.c (general_init): Set global_dc->internal_error.
689 * Makefile.in (diagnostic.o): Update dependencies.
691 2010-05-25 Iain Sandoe <iains@gcc.gnu.org>
693 * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
694 * config/rs6000/t-darwin64: New.
695 * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
698 2010-05-25 Christian Borntraeger <borntraeger@de.ibm.com>
701 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
702 match the original (and intended) behaviour before r159557. This
703 changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
706 2010-05-25 Richard Guenther <rguenther@suse.de>
708 * doc/invoke.texi: Document -Ofast.
709 * target.h (struct gcc_target): Add handle_ofast.
710 * target-def.h (TARGET_HANDLE_OFAST): Add.
711 (TARGET_INITIALIZER): Adjust.
712 * opts.c (decode_options): Handle -Ofast. Enable -ffast-math with it.
713 * common.opt (Ofast): Add.
715 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
717 * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
718 * doc/md.texi (cstoreXX4): Update for cond-optab changes.
720 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
723 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
724 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
725 false_rtx. Use false_rtx to compute the correct *ptest for reversed
726 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
728 2010-05-25 Jakub Jelinek <jakub@redhat.com>
730 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
731 DW_OP_minus with negated offset instead of DW_OP_plus.
732 (loc_list_from_tree): Don't test whether second operand is INTEGER_CST.
734 2010-05-25 Wei Guozhi <carrot@google.com>
736 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
737 tst instruction and a new alternative.
738 * config/arm/constraints.md (Pu): New constraint.
740 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
742 * function.c (assign_stack_local_1): Initialize variable
743 to avoid warning when bootstrapping at -O3.
745 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
747 * configure.ac (all_lang_makefiles): Remove everything related to it.
748 * configure: Regenerate.
749 * Makefile.in: Fix reference to ada Make-lang.in.
750 Remove support for LANG_MAKEFILES.
752 2010-05-24 Daniel Jacobowitz <dan@codesourcery.com>
753 Sandra Loosemore <sandra@codesourcery.com>
755 * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
756 * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
757 description. Add arm_neon_fp16_ok.
758 (Add Options): Add arm_neon and arm_neon_fp16.
760 2010-05-24 Joseph Myers <joseph@codesourcery.com>
762 * diagnostic.c: Don't include flags.h.
763 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
764 context parameters. Check flags in the context passed as a parameter.
765 (diagnostic_build_prefix): Add context parameter. Check
766 show_column flag in context.
767 (diagnostic_action_after_output): Check fatal_errors flag in context.
768 (diagnostic_report_current_module): Check show_column flag in context.
769 (default_diagnostic_starter): Update call to
770 diagnostic_build_prefix.
771 (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind.
772 (emit_diagnostic): Pass context to permissive_error_kind.
773 (permerror): Pass context to permissive_error_kind.
774 * diagnostic.h (struct diagnostic_context): Add show_column,
775 pedantic_errors, permissive and fatal_errors fields.
776 (diagnostic_build_prefix): Update prototype.
778 * toplev.c (process_options): Set flags in global_dc from
779 flag_show_column, flag_pedantic_errors, flag_permissive,
781 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
782 to diagnostic_build_prefix.
783 * Makefile.in (diagnostic.o): Update dependencies.
785 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
787 * config/i386/ia32intrin.h (__crc32q): Define only if
788 __SSE4_2__ is defined.
790 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
794 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
795 DECL_VISIBILITY_SPECIFIED.
796 (emutls_decl): Set DECL_PRESERVE_P and copy
797 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
798 (emutls_finalize_control_var): New callback.
799 (emutls_finish): Finalize emutls control variables.
800 * toplev.c (compile_file): Move the call to emutls_finish ()
801 before varpool_assemble_pending_decls ().
803 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
805 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
806 added to the preprocessor condition.
808 2010-05-24 Paul Brook <paul@codesourcery.com>
810 * gengtype-lex.l: Add HARD_REG_SET.
811 * expr.c (expand_expr_real_1): Record writes to hard registers.
812 * function.c (rtl_data): Add asm_clobbers.
813 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
814 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
815 Use crtl->asm_clobbers.
817 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
819 * doc/makefile.texi (Makefile): Mention stages 'profile'
820 and 'feedback' for profiledbootstrap.
822 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
825 * config/i386/i386.c (def_builtin): Properly check
826 OPTION_MASK_ISA_64BIT.
828 2010-05-23 Joseph Myers <joseph@codesourcery.com>
830 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
831 typedefs with different but compatible types. Allow duplicate
832 typedefs with the same type except for pedantic non-C1X, but give
833 warning for variably modified types.
834 * c-typeck.c (tagged_types_tu_compatible_p,
835 function_types_compatible_p, type_lists_compatible_p,
836 comptypes_internal): Add parameter different_types_p; set
837 *different_types_p for different but compatible types. All
839 (comptypes_check_different_types): New.
840 * c-tree.h (comptypes_check_different_types): Declare.
842 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
844 * regs.h: Do not include obstack.h, basic-block.h. Include machmode.h.
845 * jump.c: Include basic-block.h.
846 * profile.c: Likewise.
847 * tree-profile.c: Likewise.
848 * coverage.c: Likewise.
849 * basic-block.h (optimize_function_for_size_p): Move to function.h.
850 (optimize_function_for_speed_p): Likewise.
851 * function.h (optimize_function_for_size_p,
852 optimize_function_for_speed_p): Moved here from basic-block.h.
853 * Makefile.in: Update dependencies.
855 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
857 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
858 before calling make; allow override through $MAKE.
859 * doc/invoke.texi (Optimize Options): Document override.
861 2010-05-23 Anatoly Sokolov <aesok@post.ru>
863 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
864 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
865 (rs6000_mode_dependent_address_ptr): Make static.
866 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
867 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
870 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
873 * config/i386/i386.c: Make sure that the correct regparm is passed.
875 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
877 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
878 * sbitmap.c: ...to here to internalize sbitmap element access.
879 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
880 Explain why basic-block.h is included.
881 * function.h: Include tm.h for CUMULATIVE_ARGS.
882 * Makefile.in: Update dependencies.
884 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
886 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
888 * sbitmap.h (struct sbitmap_def): Do not typedef here.
889 * sbitmap.c: Include sbitmap.h.
890 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
891 hard-reg-set.h. Split everything related to regsets out from here...
892 * regset.h: ...to here. New file.
893 * df.h: Include regset.h and sbitmap.h.
894 * tree-flow.h: Likewise.
895 * cfgloop.h: Likewise.
896 * except.h: Do not include sbitmap.h. Include hashtab.h.
897 * cgraph.h: Include vec.h and function.h.
898 * reload.h (struct insn_chain): Change types of live_throughout
899 and dead_or_set from regset_head to bitmap_head.
900 (compute_use_by_pseudos): Be defined also if regset.h is not included.
901 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
902 spilled_regs from regset_head to bitmap_head to avoid dependency
904 * sel-sched-ir.h: Include regset.h.
905 * reload.c: Include df.h before reload.h.
906 * caller-save.c: Likewise.
907 * reload1.c: Likewise.
909 (mark_elimination): Update type of r to bitmap, consistent with
911 * dominance.c: Include bitmap.h.
912 * modulo-sched.c: Include df.h.
913 * cfganal.c: Include bitmap.h and sbitmap.h.
914 * cfgbuild.c: Include sbitmap.h.
915 * lcm.c: Include sbitmap.h.
916 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
917 * domwalk.c: Include sbitmap.h, exclude ggc.h.
918 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
919 * cselib.c: Include bitmap.h.
920 * tree-optimize.c: Include regset.h.
921 * stmt.c: Include bitmap.h.
922 * Makefile.in: Update dependencies.
924 2010-05-22 Jan Hubicka <jh@suse.cz>
926 * cgraph.h (struct varpool_node): Add same_comdat_group.
927 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
929 (output_varpool): Update call of lto_output_varpool_node.
930 (input_varpool): Read same_comdat_group pointer.
931 (input_varpool_1): Fixup same_comdat_group pointer.
932 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
933 group is needed, all are.
934 * varpool.c (varpool_remove_node): Remove node from same comdat group
936 (varpool_analyze_pending_decls): Walk same comdat groups.
938 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
940 * rtl.h (union rtunion_def): Remove rt_bit member.
941 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
942 * print-rtl (print_rtx): Do not print the member.
943 * gengtype.c (adjust_field_rtx_def): Do not handle it.
944 * gengenrtl.c (type_from_format): Likewise.
945 (accessor_from_format): Likewise.
947 2010-05-22 Joseph Myers <joseph@codesourcery.com>
949 * dbgcnt.c: Include toplev.h instead of errors.h.
950 * ira-emit.c: Don't include errors.h.
951 * ira.c: Include toplev.h instead of errors.h.
952 * lto-compress.c: Include toplev.h instead of errors.h.
953 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
954 ira.o, dbgcnt.o): Update dependencies.
956 2010-05-22 Richard Guenther <rguenther@suse.de>
958 * gimple.c (gimple_types_compatible_p): Check type qualifications
959 before merging pointer to complete and pointer to incomplete type.
960 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
961 we use our own resolution algorithm. The gold linker plugin
962 doesn't do the job we want it to do here.
964 2010-05-22 Anatoly Sokolov <aesok@post.ru>
966 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
967 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
968 (sparc_mode_dependent_address_p): New function.
970 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
972 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
974 * timevar.c: Do not include any core headers.
975 (timevar_print): De-i18n-ize.
976 (print_time): Likewise.
977 * timevar.h (timevar_push, timevar_pop): Make inline functions.
979 2010-05-21 Joseph Myers <joseph@codesourcery.com>
981 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
983 (diagnostic_initialize): Initialize x_data not last_function.
984 (diagnostic_report_current_function): Move to tree-diagnostic.c.
985 (default_diagnostic_starter): Call
986 diagnostic_report_current_module not
987 diagnostic_report_current_function.
988 (diagnostic_report_diagnostic): Initialize x_data not
990 (verbatim): Likewise.
991 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
993 (struct diagnostic_context): Change last_function to x_data.
994 (diagnostic_auxiliary_data): Replace with
995 diagnostic_context_auxiliary_data and
996 diagnostic_info_auxiliary_data.
997 (diagnostic_last_function_changed, diagnostic_set_last_function,
998 diagnostic_report_current_function): Move to tree-diagnostic.h.
999 (print_declaration, dump_generic_node, print_generic_stmt,
1000 print_generic_stmt_indented, print_generic_expr,
1001 print_generic_decl, debug_c_tree, dump_omp_clauses,
1002 print_call_name, debug_generic_expr, debug_generic_stmt,
1003 debug_tree_chain, default_tree_printer): Move to
1004 tree-pretty-print.h.
1005 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
1006 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
1007 gimple-pretty-print.h.
1008 * pretty-print.c: Don't include tree.h
1009 (pp_base_format): Don't handle %K here.
1010 (pp_base_tree_identifier): Move to tree-pretty-print.c.
1011 * pretty-print.h (text_info): Change abstract_origin to x_data.
1012 (pp_tree_identifier, pp_unsupported_tree,
1013 pp_base_tree_identifier): Move to tree-pretty-print.h.
1014 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
1015 tree-pretty-print.h: New files.
1016 * tree-pretty-print.c: Include tree-pretty-print.h.
1017 (percent_K_format): New. Moved from pretty-print.c.
1018 (pp_base_tree_identifier): Move from pretty-print.c.
1019 * c-objc-common.c: Include tree-pretty-print.h.
1020 (c_tree_printer): Handle %K here.
1021 * langhooks.c: Include tree-diagnostic.h.
1022 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
1023 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
1024 (default_tree_printer): Handle %K using percent_K_format.
1025 (general_init): Use default_tree_diagnostic_starter.
1026 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
1027 (free_lang_data): Use default_tree_diagnostic_starter.
1028 * c-pretty-print.c: Include tree-pretty-print.h.
1029 * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1030 * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1031 * dwarf2out.c: Include tree-pretty-print.h.
1032 * except.c: Include tree-pretty-print.h.
1033 * gimple-pretty-print.c: Include tree-pretty-print.h and
1034 gimple-pretty-print.h.
1035 * gimplify.c: Include tree-pretty-print.h.
1036 * graphite-poly.c: Include tree-pretty-print.h and
1037 gimple-pretty-print.h.
1038 * ipa-cp.c: Include tree-pretty-print.h.
1039 * ipa-inline.c: Include gimple-pretty-print.h.
1040 * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1041 * ipa-pure-const.c: Include gimple-pretty-print.h.
1042 * ipa-struct-reorg.c: Include tree-pretty-print.h and
1043 gimple-pretty-print.h.
1044 * ipa-type-escape.c: Include tree-pretty-print.h.
1045 * print-rtl.c: Include tree-pretty-print.h.
1046 * print-tree.c: Include gimple-pretty-print.h.
1047 * sese.c: Include tree-pretty-print.h.
1048 * tree-affine.c: Include tree-pretty-print.h.
1049 * tree-browser.c: Include tree-pretty-print.h.
1050 * tree-call-cdce.c: Include gimple-pretty-print.h.
1051 * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1052 * tree-chrec.c: Include tree-pretty-print.h.
1053 * tree-data-ref.c: Include tree-pretty-print.h and
1054 gimple-pretty-print.h.
1055 * tree-dfa.c: Include tree-pretty-print.h.
1056 * tree-if-conv.c: Include tree-pretty-print.h and
1057 gimple-pretty-print.h.
1058 * tree-inline.c: Include tree-pretty-print.h.
1059 * tree-into-ssa.c: Include tree-pretty-print.h and
1060 gimple-pretty-print.h.
1061 * tree-nrv.c: Include tree-pretty-print.h.
1062 * tree-object-size.c: Include tree-pretty-print.h and
1063 gimple-pretty-print.h.
1064 * tree-outof-ssa.c: Include tree-pretty-print.h and
1065 gimple-pretty-print.h.
1066 * tree-parloops.c: Include tree-pretty-print.h and
1067 gimple-pretty-print.h.
1068 * tree-predcom.c: Include tree-pretty-print.h and
1069 gimple-pretty-print.h.
1070 * tree-scalar-evolution.c: Include tree-pretty-print.h and
1071 gimple-pretty-print.h.
1072 * tree-sra.c: Include tree-pretty-print.h.
1073 * tree-ssa-address.c: Include tree-pretty-print.h.
1074 * tree-ssa-alias.c: Include tree-pretty-print.h.
1075 * tree-ssa-ccp.c: Include tree-pretty-print.h and
1076 gimple-pretty-print.h.
1077 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
1078 * tree-ssa-copy.c: Include tree-pretty-print.h and
1079 gimple-pretty-print.h.
1080 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
1081 * tree-ssa-dce.c: Include tree-pretty-print.h and
1082 gimple-pretty-print.h.
1083 * tree-ssa-dom.c: Include tree-pretty-print.h and
1084 gimple-pretty-print.h.
1085 * tree-ssa-dse.c: Include gimple-pretty-print.h.
1086 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
1087 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
1088 * tree-ssa-live.c: Include tree-pretty-print.h and
1089 gimple-pretty-print.h.
1090 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
1091 gimple-pretty-print.h.
1092 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
1093 gimple-pretty-print.h.
1094 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
1095 gimple-pretty-print.h.
1096 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
1097 gimple-pretty-print.h.
1098 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
1099 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
1100 * tree-ssa-operands.c: Include tree-pretty-print.h and
1101 gimple-pretty-print.h.
1102 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
1103 gimple-pretty-print.h.
1104 * tree-ssa-pre.c: Include tree-pretty-print.h and
1105 gimple-pretty-print.h.
1106 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
1107 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
1108 gimple-pretty-print.h.
1109 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
1110 gimple-pretty-print.h.
1111 * tree-ssa-sink.c: Include gimple-pretty-print.h.
1112 * tree-ssa-ter.c: Include tree-pretty-print.h and
1113 gimple-pretty-print.h.
1114 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
1115 * tree-ssa.c: Include tree-pretty-print.h and
1116 gimple-pretty-print.h.
1117 * tree-stdarg.c: Include gimple-pretty-print.h.
1118 * tree-switch-conversion.c: Include gimple-pretty-print.h.
1119 * tree-tailcall.c: Include tree-pretty-print.h and
1120 gimple-pretty-print.h.
1121 * tree-vect-data-refs.c: Include tree-pretty-print.h and
1122 gimple-pretty-print.h.
1123 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
1124 gimple-pretty-print.h.
1125 * tree-vect-loop.c: Include tree-pretty-print.h and
1126 gimple-pretty-print.h.
1127 * tree-vect-patterns.c: Include gimple-pretty-print.h.
1128 * tree-vect-slp.c: Include tree-pretty-print.h and
1129 gimple-pretty-print.h.
1130 * tree-vect-stmts.c: Include tree-pretty-print.h and
1131 gimple-pretty-print.h.
1132 * tree-vectorizer.c: Include tree-pretty-print.h.
1133 * tree-vrp.c: Include tree-pretty-print.h and
1134 gimple-pretty-print.h.
1135 * value-prof.c: Include tree-pretty-print.h and
1136 gimple-pretty-print.h.
1137 * var-tracking.c: Include tree-pretty-print.h.
1138 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
1139 (tree-diagnostic.o): New dependencies.
1140 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
1141 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
1142 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
1143 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
1144 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
1145 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
1146 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
1147 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
1148 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
1149 tree-ssa-address.o, tree-ssa-loop-niter.o,
1150 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
1151 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
1152 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
1153 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
1154 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
1155 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
1156 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
1157 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
1158 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
1159 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
1160 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
1161 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
1162 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
1163 tree-switch-conversion.o, var-tracking.o, value-prof.o,
1164 cfgexpand.o, pretty-print.o): Update dependencies.
1166 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
1168 * tree-ssa-structalias.c: Remove tm_p.h from include.
1170 2010-05-21 Jeff Law <law@redhat.com>
1172 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
1174 2010-05-21 Jason Merrill <jason@redhat.com>
1176 * tree-eh.c (cleanup_is_dead_in): New.
1177 (lower_try_finally): Don't generate a dead cleanup region.
1178 (lower_cleanup): Likewise.
1180 2010-05-21 Jakub Jelinek <jakub@redhat.com>
1183 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
1184 unchain each use from the cyclic next_regno_use chain first.
1186 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
1188 * real: Do not include gmp.h, mpfr.h, and mpc.h.
1189 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
1190 (real_value_negate, real_value_abs): New prototypes.
1191 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
1192 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
1193 new include file for interface between MPFR and REAL_VALUE_TYPE.
1194 * real.c: Include realmpfr.h.
1195 (real_arithmetic2): Remove legacy function.
1196 (real_value_negate): New.
1197 (real_value_abs): New.
1198 (mfpr_from_real, real_from_mpfr): Move from here...
1199 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
1200 * builtins.c: Include realmpfr.h.
1201 * fold-const.c: Include realmpfr.h.
1202 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
1203 (fold_negate_const): Likewise.
1204 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
1205 * toplev.c: Include realmpfr.h.
1206 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
1207 and real_value_negate.
1208 * fixed-value.c (check_real_for_fixed_mode): Likewise.
1209 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
1210 (vfp3_const_double_index): Likewise.
1211 (arm_print_operand): Likewise.
1212 * Makefile.in: Update dependencies.
1214 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1216 * config/s390/s390.c (override_options): Increase the default
1217 of max-completely-peel-times.
1219 2010-05-21 Julian Brown <julian@codesourcery.com>
1220 Mark Mitchell <mark@codesourcery.com>
1222 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
1223 sibling calls for Thumb-1.
1224 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
1225 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
1227 (*call_insn, *call_value_insn): Don't use for Thumb-2.
1228 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
1230 (return): New expander.
1231 (*arm_return): New name for ARM return insn.
1232 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
1234 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
1236 * config.gcc (sparc64-*-rtems*): New target.
1238 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
1240 * tree.c (build_function_decl_skip_args): Fix grammar.
1241 (build_function_type_list_1): Fix typos, adjust formatting.
1243 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
1245 * tree.h: Include real.h and fixed-value.h as basic datatypes.
1246 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
1247 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
1248 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
1249 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
1250 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
1251 tree-pretty-print.c, tree-loop-distribution.c,
1252 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
1253 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
1254 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
1255 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
1256 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
1257 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
1258 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
1259 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
1260 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
1261 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
1262 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
1263 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
1264 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
1265 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
1266 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
1267 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
1268 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
1269 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
1270 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
1271 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
1272 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
1273 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
1274 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
1275 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
1276 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
1277 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
1278 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
1279 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
1280 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
1281 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
1282 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
1283 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
1284 config/score/score7.c, config/score/score.c, config/arm/arm.c,
1285 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
1286 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
1287 config/bfin/bfin.c: Clean up redundant includes.
1288 * Makefile.in: Update accordingly.
1290 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
1293 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
1294 statement has no arguments.
1296 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
1299 * varasm.c (emutls_decl): Merge attributes to new decl.
1301 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
1304 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
1305 around the uniquized constructor if its type requires a conversion.
1307 2010-05-21 Jakub Jelinek <jakub@redhat.com>
1310 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
1311 at -O0 goto_locus of any of the incoming edges differs from
1312 goto_locus of outgoing edge, or gimple_location of any of the
1315 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
1317 * ira.c (ira_non_ordered_class_hard_regs): Define.
1318 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
1319 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
1320 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
1321 cost of unaligned hard regs when allocating multi-reg pseudos.
1323 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
1325 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
1326 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
1327 for TARGET_NO_FLOAT.
1328 * config/mips/mips.c (mips_file_start): Expand conditional expression
1329 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
1330 (mips_override_options): Move -mno-float override -msoft-float and
1332 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
1333 Condition(TARGET_SUPPORTS_NO_FLOAT).
1334 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
1335 __mips_no_float here.
1336 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
1337 (TARGET_SUPPORTS_NO_FLOAT): Define.
1338 * config/mips/sdemtk.opt: Delete.
1340 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1342 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.
1344 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
1347 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
1348 * configure: Regenerate.
1349 * config.in: Regenerate.
1350 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
1351 instead of sahf only for 64bit targets.
1353 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1356 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
1357 setup_ref_regs for DEBUG_INSNs.
1359 2010-05-20 Jan Hubicka <jh@suse.cz>
1362 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
1364 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1367 * df-scan.c (df_ref_compare): Stabilize sort.
1369 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1371 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
1372 argument. Don't use DW_OP_piece if offset is non-zero,
1373 put offset into second DW_OP_bit_piece argument.
1374 (dw_sra_loc_expr): Adjust callers. For memory expressions
1377 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
1380 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
1381 settings for 16-bit-constant "addo" alternative.
1383 2010-05-19 James E. Wilson <wilson@codesourcery.com>
1385 * config/mips/mips-dsp.md (add<DSPV:mode>3,
1386 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
1389 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
1390 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
1393 2010-05-19 Joseph Myers <joseph@codesourcery.com>
1395 * diagnostic.c (FLOAT, FFS): Don't undefine.
1396 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
1397 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
1400 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
1402 * combine.c (propagate_for_debug): Call make_compound_operation
1403 on the source value.
1404 (try_combine): When implementing a split chosen by find_split_point,
1405 either copy i2src or set it to null. Assert that i2src is not null
1406 before substituting into CALL_INSN_FUNCTION_USAGE.
1408 2010-05-19 Anatoly Sokolov <aesok@post.ru>
1410 * double-int.h (double_int_ior): New function.
1411 * tree.h (build_int_cst_wide_type): Remove.
1412 * tree.c (build_int_cst_wide_type): Remove.
1413 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
1414 of build_int_cst_wide_type.
1415 * stor-layout.c (set_sizetype): (Ditto.).
1416 * dojump.c (do_jump): Use build_int_cstu instead of
1417 build_int_cst_wide_type.
1419 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
1421 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
1422 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
1423 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
1424 * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
1425 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
1426 propagate the 'data' argument to copy_tree_r.
1427 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
1428 Propagate 'data' argument to walk_tree.
1429 (copy_if_shared): New function.
1430 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
1431 (unmark_visited): New function.
1432 (unshare_body): Call copy_if_shared instead of doing it manually.
1433 (unvisit_body): Call unmark_visited instead of doing it manually.
1435 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
1437 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
1438 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
1439 * hooks.c: Likewise.
1440 * target-def.h (TARGET_FOLD_BUILTIN): Define to
1441 hook_tree_tree_int_treep_bool_null.
1442 * target.h (struct gcc_target): Update signature of fold_builtin
1444 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
1445 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
1446 instead of the call expression.
1447 (fold_builtin_call_array): Pass n and argarray directly.
1448 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
1450 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
1451 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
1452 `i' and use it in place of `arity'.
1453 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
1454 Dereference `args' directly.
1455 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
1457 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1459 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1461 (Directives): Document optional dg-require-effective-target
1464 2010-05-19 Richard Guenther <rguenther@suse.de>
1467 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
1469 2010-05-19 Richard Guenther <rguenther@suse.de>
1471 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
1472 * common.opt (fwhopr=): New.
1473 * opts.c (common_handle_option): Handle OPT_fwhopr.
1474 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
1475 * collect2.c (main): Match -fwhopr*.
1476 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
1477 Execute ltrans stage in parallel when jobs is bigger than 1.
1479 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1481 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
1482 pentiumpro on Solaris 8/x86 with Sun as.
1483 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
1485 (gcc_cv_as_ix86_quad): Check for .quad directive.
1486 * configure: Regenerate.
1487 * config.in: Regenerate.
1488 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
1490 2010-05-19 Martin Jambor <mjambor@suse.cz>
1492 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
1493 also for indirect edges. Actual printing moved...
1494 (ipa_print_node_jump_functions_for_edge): ...here.
1495 (ipa_compute_jump_functions): Renamed to
1496 ipa_compute_jump_functions_for_edge and made static.
1497 (ipa_compute_jump_functions): New function.
1498 (make_edge_direct_to_target): Check if the number of arguments on
1499 the newly direct edge is the same as the number of parametrs of
1501 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
1502 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
1503 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1504 analysis functions unconditionally, call the new
1505 ipa_analyze_params_uses on the node instead of every edge.
1507 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
1509 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
1511 (dump_mem_ref): Adopt debug code to handle a tree as step. This
1512 also checks for a constant int vs. non-constant but
1513 loop-invariant steps.
1514 (find_or_create_group): Change the sort algorithm to only consider
1515 steps that are constant ints.
1516 (idx_analyze_ref): Adopt code to handle a tree instead of a
1517 HOST_WIDE_INT for step.
1518 (gather_memory_references_ref): Handle tree instead of int and be
1519 prepared to see a NULL_TREE.
1520 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
1521 prefetches if the step cannot be calculated at compile time.
1522 (issue_prefetch_ref): Issue prefetches for non-constant but
1523 loop-invariant steps.
1525 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1528 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1530 * tree.h (build_call_list): Remove.
1531 * tree.c (build_call_list): Remove.
1533 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1535 * tree.h (build_call_list): Remove.
1536 * tree.c (build_call_list): Remove.
1538 2010-05-18 Jan Hubicka <jh@suse.cz>
1540 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
1542 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
1544 PR rtl-optimization/43332
1545 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
1547 2010-05-18 Anatoly Sokolov <aesok@post.ru>
1549 * tree.h (build_int_cstu): Implement as static inline.
1550 * tree.c (build_int_cstu): Remove function.
1551 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
1554 2010-05-18 Richard Guenther <rguenther@suse.de>
1557 * lto-wrapper.c (verbose): New variable. Initialize from -v.
1558 (debug): Initialize from -save-temps.
1559 (collect_execute): Print command-line when verbose.
1560 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
1561 for ltrans invocation. Produce -dumpbase flag again.
1562 (process_args): Remove.
1564 * collect2.c (maybe_run_lto_and_relink): Only pass object
1565 files to lto-wrapper.
1566 * gcc.c (LINK_COMMAND_SPEC): Likewise.
1568 2010-05-18 Jan Hubicka <jh@suse.cz>
1570 * opts.c (decode_options): Do not disable whopr at ipa_cp.
1571 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
1573 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
1576 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
1578 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
1581 2010-05-18 Jakub Jelinek <jakub@redhat.com>
1584 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
1587 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
1589 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
1590 lto-macho as lto_binary_reader.
1592 * darwin.c (darwin_asm_named_section): Do not add assembler comment
1593 after .section directive; just print it before the directive instead.
1595 2010-05-17 Jan Hubicka <jh@suse.cz>
1597 * cgraph.c (cgraph_create_virtual_clone): Only check
1598 versionable_function_p when not in wpa and checking is enabled.
1599 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
1600 there are no more functions to materialize.
1602 2010-05-17 Jan Hubicka <jh@suse.cz>
1604 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
1605 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
1607 (output_cgraph): Call output_cgraph_opt_summary.
1608 (input_cgrpah): Call input_cgraph_opt_summary.
1609 (output_cgraph_opt_summary_p, output_node_opt_summary,
1610 input_node_opt_summary, input_cgraph_opt_section): New functions.
1611 * lto-section-in.c (lto_section_name): Add cgraphopt.
1612 * tree-inline.c (tree_function_versioning): Handle parm_num.
1613 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
1614 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
1616 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
1618 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
1619 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
1620 the insn to prefetch ratio heuristic to loops with known trip count.
1622 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
1624 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
1625 (schedule_prefetches): Do not generate a prefetch if the unroll factor
1626 is far from what is required by the prefetch.
1628 2010-05-17 Jan Hubicka <jh@suse.cz>
1630 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
1631 (ipcp_estimate_growth): Likewise.
1632 (ipcp_const_param_count): Likewise.
1633 (ipcp_insert_stage): Likewise.
1634 * ipa-prop.c (visit_load_for_mod_analysis): New function.
1635 (visit_store_addr_for_mod_analysis): Set used flag.
1636 (ipa_detect_param_modifications): Set used flag for SSE params;
1637 update use of walk_stmt_load_store_addr_ops.
1638 (ipa_print_node_params): Print used flag.
1639 (ipa_write_node_info): Stream used flag.
1640 (ipa_read_node_info): Likewise.
1641 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
1642 (ipa_is_param_used): New function.
1643 (lto_ipa_fixup_call_notes): Remove unused declaration.
1645 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1648 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
1649 * configure: Regenerate.
1650 * config.in: Regenerate.
1651 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
1652 !HAVE_AS_IX86_REP_LOCK_PREFIX.
1653 Don't emit whitespace.
1654 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
1655 (*rep_movsi): Likewise.
1656 (*rep_movsi_rex64): Likewise.
1657 (*rep_movqi): Likewise.
1658 (*rep_movqi_rex64): Likewise.
1659 (*rep_stosdi_rex64): Likewise.
1660 (*rep_stossi): Likewise.
1661 (*rep_stossi_rex64): Likewise.
1662 (*rep_stosqi): Likewise.
1663 (*rep_stosqi_rex64): Likewise.
1664 (*cmpstrnqi_nz_1): Use {%;} after repz.
1665 (*cmpstrnqi_nz_rex_1): Likewise.
1666 (*cmpstrnqi_1): Likewise.
1667 (*cmpstrnqi_rex_1): Likewise.
1668 (*strlenqi_1): Use {%;} after repnz.
1669 (*strlenqi_rex_1): Likewise.
1670 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
1671 (*sync_compare_and_swap<mode>): Likewise.
1672 (sync_double_compare_and_swap<mode>): Likewise.
1673 (*sync_double_compare_and_swapdi_pic): Likewise.
1674 (sync_old_add<mode>): Likewise.
1675 (sync_add<mode>): Likewise.
1676 (sync_sub<mode>): Likewise.
1677 (sync_<code><mode>): Likewise.
1679 2010-05-17 Martin Jambor <mjambor@suse.cz>
1681 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
1682 otr_token and polymorphic.
1683 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
1684 (cgraph_clone_edge): Copy the above fields.
1685 * tree.c (get_binfo_at_offset): New function.
1686 * tree.h (get_binfo_at_offset): Declare.
1687 * ipa-prop.h (enum jump_func_type): Added known_type jump function
1688 type, reordered items, updated comments.
1689 (union jump_func_value): Added base_type field, reordered fields.
1690 (enum ipa_lattice_type): Moved down in the file.
1691 (struct ipa_param_descriptor): New field polymorphic.
1692 (ipa_is_param_polymorphic): New function.
1693 * ipa-prop.c: Include gimple.h and gimple-fold.h.
1694 (ipa_print_node_jump_functions): Print known type jump functions.
1695 (compute_complex_pass_through): Renamed to...
1696 (compute_complex_assign_jump_func): this.
1697 (compute_complex_ancestor_jump_func): New function.
1698 (compute_known_type_jump_func): Likewise.
1699 (compute_scalar_jump_functions): Create known type and complex ancestor
1701 (ipa_note_param_call): New parameter polymorphic, set the corresponding
1702 flag in the call note accordingly.
1703 (ipa_analyze_call_uses): Renamed to...
1704 (ipa_analyze_indirect_call_uses): this. New parameter target, define
1705 variable var only in the block where it is used.
1706 (ipa_analyze_virtual_call_uses): New function.
1707 (ipa_analyze_call_uses): Likewise.
1708 (combine_known_type_and_ancestor_jfs): Likewise.
1709 (update_jump_functions_after_inlining): Implemented handling of a
1710 number of new jump function types combination.
1711 (print_edge_addition_message): Removed.
1712 (make_edge_direct_to_target): New function.
1713 (try_make_edge_direct_simple_call): Likewise.
1714 (try_make_edge_direct_virtual_call): Likewise.
1715 (update_call_notes_after_inlining): Renamed to...
1716 (update_indirect_edges_after_inlining): this. Moved edge creation for
1717 indirect calls to try_make_edge_direct_simple_call, also calls
1718 try_make_edge_direct_virtual_call for virtual calls.
1719 (ipa_print_node_params): Changed the header message.
1720 (ipa_write_jump_function): Stream also known type jump functions.
1721 (ipa_read_jump_function): Likewise.
1722 (ipa_write_indirect_edge_info): Stream new fields in
1723 cgraph_indirect_call_info.
1724 (ipa_read_indirect_edge_info): Likewise.
1725 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
1728 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1730 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
1732 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
1734 * tree.h (CALL_EXPR_ARGS): Delete.
1735 (call_expr_arglist): Delete.
1736 * tree.c (call_expr_arglist): Delete.
1737 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
1738 targetm.fold_builtin.
1739 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
1740 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
1741 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
1742 arglist parameter. Use CALL_EXPR_ARG.
1743 (picochip_expand_builtin_3op): Likewise.
1744 (picochip_expand_builtin_2opvoid): Likewise.
1745 (picochip_expand_array_get): Likewise.
1746 (picochip_expand_array_put): Likewise.
1747 (picochip_expand_array_testport): Likewise.
1748 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
1749 rather than arglist.
1750 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
1752 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
1753 than TREE_VALUE and TREE_CHAIN.
1754 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
1755 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
1758 2010-05-17 Jakub Jelinek <jakub@redhat.com>
1761 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
1762 to have no fallthru edge.
1765 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
1766 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
1767 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
1768 add BARRIER after previous bb if needed.
1770 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
1772 * tree.c (build_function_type_list_1): Remove bogus assert condition.
1774 2010-05-17 Alan Modra <amodra@gmail.com>
1776 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
1777 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
1778 with copy_reg rtx param.
1779 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
1780 Correct cases where code for ABI_V4 did not initialise the reg
1781 used to access frame. Also leave frame_reg_rtx as sp for large
1782 frames that save no regs.
1784 2010-05-17 Martin Jambor <mjambor@suse.cz>
1787 * tree-sra.c (create_access_replacement): New parameter rename, mark
1788 the replaement for renaming only when it is true.
1789 (get_access_replacement): Pass true in the rename parameter of
1790 create_access_replacement.
1791 (get_unrenamed_access_replacement): New function.
1792 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
1793 replacement declaration from it.
1795 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
1797 * function.c (try_fit_stack_local, add_frame_space): New static
1799 (assign_stack_local_1): Use them. Look for opportunities to use
1800 space previously wasted on alignment.
1801 * function.h (struct frame_space): New.
1802 (struct rtl_data): Add FRAME_SPACE_LIST member.
1803 * reload1.c (something_was_spilled): New static variable.
1804 (alter_reg): Set it.
1805 (reload): Test it in addition to testing if the frame size changed.
1807 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
1809 * config/s390/s390.c: Define sane prefetch settings and activate
1810 flag_prefetch_loop_arrays on -O3.
1811 * config/s390/s390.h: Declare that read can use write prefetch.
1813 2010-05-17 Jakub Jelinek <jakub@redhat.com>
1815 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
1818 2010-05-16 Jan Hubicka <jh@suse.cz>
1820 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
1821 function body; do not check stdarg field of struct function.
1823 2010-05-16 Jan Hubicka <jh@suse.cz>
1825 * cgraph.c (dump_cgraph_node): Dump versionable flag.
1826 * cgraph.h (cgraph_local_info): Add versionable flag.
1827 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
1828 (ipcp_versionable_function_p): Use it.
1829 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
1832 2010-05-16 Jan Hubicka <jh@suse.cz>
1834 * cgraph.c (cgraph_clone_node): Take decl argument and insert
1835 clone into hash when it is different from orig.
1836 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
1837 * cgraph.h (cgraph_clone_node): Update prototype.
1838 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
1839 (lto_cgraph_encoder_delete): Delete body map.
1840 (lto_cgraph_encoder_size): Move to header.
1841 (lto_cgraph_encoder_encode_body_p,
1842 lto_set_cgraph_encoder_encode_body): New.
1843 (lto_output_node): Do not take written_decls argument; output clone_of
1845 (add_node_to): Add include_body_argument; call
1846 lto_set_cgraph_encoder_encode_body on master of the clone.
1847 (add_references): Update use of add_node_to.
1848 (compute_ltrans_boundary): Likewise.
1849 (output_cgraph): Do not create written_decls bitmap.
1850 (input_node): Take nodes argument; stream in clone_of correctly.
1851 (input_cgraph_1): Update use of input_node.
1852 * lto-streamer-out.c (lto_output): Use encoder info to decide
1853 what bodies to output.
1854 * ipa-inline.c (cgraph_clone_inlined_nodes,
1855 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
1856 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
1857 (lto_cgraph_encoder_size): Define here.
1858 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
1861 2010-05-16 Richard Guenther <rguenther@suse.de>
1863 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
1865 * ipa-type-escape.c (gate_type_escape_vars): Run when
1866 -fipa-struct-reorg runs.
1867 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
1868 * common.opt (fipa-type-escape): Remove.
1870 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1872 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
1873 (decode_options): Likewise.
1874 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
1876 2010-05-16 Jan Hubicka <jh@suse.cz>
1878 * ipa.c (function_and_variable_visibility): Also bring local all
1881 2010-05-16 Richard Guenther <rguenther@suse.de>
1883 * alias.c (nonoverlapping_memrefs_p): Remove use of
1884 IPA type-escape information.
1886 2010-05-16 Joseph Myers <joseph@codesourcery.com>
1888 * c-common.c (c_common_reswords): Add _Static_assert for C.
1889 * c-parser.c (c_token_starts_declaration,
1890 c_parser_next_token_starts_declaration,
1891 c_parser_static_assert_declaration_no_semi,
1892 c_parser_static_assert_declaration): New.
1893 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
1894 Handle static assertions if static_assert_ok.
1895 (c_parser_external_declaration, c_parser_declaration_or_fndef,
1896 c_parser_compound_statement_nostart, c_parser_label,
1897 c_parser_for_statement, c_parser_objc_methodprotolist,
1898 c_parser_omp_for_loop): All callers of
1899 c_parser_declaration_or_fndef changed.
1900 (c_parser_struct_declaration): Handle static assertions.
1901 (c_parser_compound_statement_nostart): Use
1902 c_parser_next_token_starts_declaration and
1903 c_token_starts_declaration to detect start of declarations.
1904 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
1907 2010-05-16 Anatoly Sokolov <aesok@post.ru>
1909 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1910 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1911 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1912 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1913 (mmix_function_outgoing_value): Rename to...
1914 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
1915 (mmix_function_value_regno_p): Make static.
1916 (mmix_libcall_value): New function.
1917 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
1918 mmix_function_value_regno_p): Remove declaration.
1920 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1922 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
1923 BUILT_IN_ALLOCA if stack checking is enabled.
1925 2010-05-16 Richard Guenther <rguenther@suse.de>
1927 * var-tracking.c (vars_copy_1): Inline ...
1928 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
1929 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
1930 (variable_merge_over_cur): Adjust. Merge asserts.
1931 (variable_merge_over_src): Likewise.
1932 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
1933 (variable_post_merge_new_vals): Merge asserts.
1934 (variable_post_merge_perm_vals): Likewise.
1935 (find_mem_expr_in_1pdv): Likewise.
1936 (dataflow_set_different_value): Remove.
1937 (onepart_variable_different_p): Merge asserts.
1938 (variable_different_p): Likewise.
1939 (dataflow_set_different_1): Inline ...
1940 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
1941 (emit_notes_for_differences_1): Merge asserts.
1943 2010-05-16 Richard Guenther <rguenther@suse.de>
1945 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
1946 * optabs.c (libfunc_decl_hash): Likewise.
1947 * varasm.c (emutls_decl): Likewise.
1949 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
1951 * c-decl.c: Don't include gimple.h.
1952 (merge_decls): Do not copy gimple_body.
1954 2010-05-15 Jason Merrill <jason@redhat.com>
1956 * c.opt: Add -fnothrow-opt.
1958 2010-05-15 Jan Hubicka <jh@suse.cz>
1960 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
1962 * passes.c (ipa_write_summaries): Write all analyzed nodes.
1964 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
1966 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
1967 * Makefile.in: Add it.
1968 Fix all other Makefile dependencies for changes below.
1969 * tree.h: Include it instead of defining VEC primitives here.
1970 * gimple.h: Likewise.
1972 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
1973 * except.h: Include vecir.h, break dependence on tree.h.
1975 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
1977 * tree-iterator.c: ...to here.
1978 * tree-iterator.h: Fix file introduction comment. Add extern markers.
1980 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
1982 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
1983 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
1984 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
1985 tree-mudflap.h, and target.h.
1986 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
1987 predict.h, tree-inline.h, gimple.h, and langhooks.h.
1988 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
1989 Add FIXME for why gimple.h is still included (should be unnecessary
1990 since GCC 4.5 gimplification unit-at-a-time).
1991 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
1992 * c-pragma.c: Add FIXME for why function.h needs to be included just
1993 for cfun, at front-end level.
1994 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
1995 Do not include ggc.h, but include vecprim.h for VEC(char).
1996 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
1997 Explain why target.h is included.
1998 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
1999 Explain why gimple.h is included.
2000 * c-ppoutput.c: Do not include tm.h.
2001 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
2002 * c-parses.c: Explain why rtl.h is included, and that this (and only
2003 this) is also why tm.h must be included.
2004 Do not include except.h.
2005 * c-lang.c: Do not include ggc.h.
2007 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
2009 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
2011 2010-05-15 Joseph Myers <joseph@codesourcery.com>
2013 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
2014 unions by default if those structs and unions have no tags. Do
2015 not condition anonymous struct and unions handling on flag_iso.
2016 Allow anonymous structs and unions for C1X.
2017 (finish_struct): Do not diagnose lack of named fields when
2018 anonymous structs and unions present for C1X. Accept flexible
2019 array members in structure with anonymous structs or unions but no
2020 directly named fields.
2021 * doc/extend.texi (Unnamed Fields): Update.
2023 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
2025 * gimple.h (compare_field_offset): Rename into...
2026 (gimple_compare_field_offset): ...this.
2027 * gimple.c (compare_field_offset): Rename into...
2028 (gimple_compare_field_offset): ...this. Compare the full access if
2029 the offset is self-referential.
2030 (gimple_types_compatible_p): Adjust for above renaming.
2031 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
2032 DECL_NONADDRESSABLE_P flag of fields before merging them.
2034 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
2036 * tree.h (ctor_to_list): Delete.
2037 * tree.c (ctor_to_list): Delete.
2039 2010-05-15 Jan Hubicka <jh@suse.cz>
2041 * ipa-reference.c: Include toplev.h
2042 (is_proper_for_analysis): Only add to all_module_statics
2044 (write_node_summary_p, stream_out_bitmap,
2045 ipa_reference_write_optimization_summary,
2046 ipa_reference_read_optimization_summary): New.
2047 (struct ipa_opt_pass_d pass_ipa_reference): Add
2048 optimization summary streaming.
2049 * lto-cgraph.c (referenced_from_this_partition_p,
2050 reachable_from_this_partition_p): New functions.
2051 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
2052 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
2053 * opts.c (decode_options): Enable ipa_reference.
2054 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
2055 * lto-streamer.h (referenced_from_this_partition_p,
2056 reachable_from_this_partition_p): Declare.
2058 2010-05-15 Richard Guenther <rguenther@suse.de>
2060 PR tree-optimization/44038
2061 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
2062 taking the address of a V_C_E of a constant.
2064 2010-05-14 Jan Hubicka <jh@suse.cz>
2066 * tree.h (memory_identifier_string): Remove.
2067 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
2068 (ipa_reference_global_vars_info_d): Remove statics_not_read and
2069 statics_not_written.
2070 (ipa_reference_optimization_summary_d): New structure.
2071 (ipa_reference_optimization_summary_t): New type and vector.
2072 (ipa_reference_vars_info_d): Embedd structures instead of using
2074 (reference_vars_to_consider): Remove out of GGC space.
2075 (module_statics_escape): Remove.
2076 (global_info_obstack): Rename to ...
2077 (optimization_summary_obstack): ... this one.
2078 (initialization_status_t): Remove.
2079 (memory_identifier_string): Remove.
2080 (get_reference_vars_info): Fix indenting.
2081 (set_reference_vars_info): Likewise.
2082 (get_reference_optimization_summary): New.
2083 (set_reference_optimization_summary): New.
2084 (get_global_reference_vars_info): Remove.
2085 (ipa_reference_get_read_global): Remove.
2086 (ipa_reference_get_written_global): Remove.
2087 (ipa_reference_get_not_read_global): Update.
2088 (ipa_reference_get_not_written_global): Update.
2089 (is_proper_for_analysis): Outlaw addressable.
2090 (propagate_bits): Update for new datastructures.
2091 (analyze_variable): Remove.
2092 (init_function_info): Update for new datastructures.
2093 (clean_function_local_data): Remove.
2094 (clean_function): Remove.
2095 (copy_global_bitmap): Use optimizations_summary_obstack.
2096 (duplicate_node_data): Duplicate optimization summary only.
2097 (remove_node_data): Remove optimization summary only.
2098 (generate_summary): Do not analyze variables; do not compute
2099 module_statics_escape; do not prune solutions by it.
2100 (read_write_all_from_decl): Fix typos in comments.
2101 (propagate): Doscover readonly and nonaddressable first;
2102 update for new datastructures; share global bitmaps.
2103 * ipa-reference.h (ipa_reference_get_read_global,
2104 ipa_reference_get_written_global): Remove.
2105 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
2106 * Makefile.in: Remove ipa-refereference from GT files.
2108 2010-05-14 Jakub Jelinek <jakub@redhat.com>
2111 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
2112 for all SYMBOL_REF_DECLs.
2114 2010-05-14 Jan Hubicka <jh@suse.cz>
2116 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
2117 (varpool_all_refs_explicit_p): New inline function.
2118 * ipa-reference.c: Update comment.
2119 (module_statics_written): Remove.
2120 (get_static_decl): Remove.
2121 (ipa_init): Do not initialize module_statics_written.
2122 (analyze_function): Likewise.
2123 (generate_summary): Likewise; do not compute module_statics_readonly
2124 and do not update variable flags.
2125 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
2126 * ipa.c: Inlucde flags.h
2127 (cgraph_local_node_p): New.
2128 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
2129 promote functions to local.
2130 (ipa_discover_readonly_nonaddressable_vars): New function.
2131 (function_and_variable_visibility): Use cgraph_local_node_p.
2132 * varpool.c (varpool_finalize_decl): Set force_output for
2133 DECL_PRESERVE_P vars.
2135 2010-05-14 Jan Hubicka <jh@suse.cz>
2137 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
2139 2010-05-14 Richard Guenther <rguenther@suse.de>
2141 PR tree-optimization/44119
2142 * tree-ssa-pre.c (eliminate): Properly mark replacement of
2143 a PHI node necessary.
2145 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
2147 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
2149 2010-05-14 Jason Merrill <jason@redhat.com>
2152 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
2153 (gimple_call_set_nothrow): New.
2154 * gimple.c (gimple_build_call_from_tree): Call it.
2155 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
2158 * gimplify.c (gimplify_seq_add_stmt): No longer static.
2159 * gimple.h: Declare it.
2160 * gimple.c (gimple_build_eh_filter): No ops.
2162 2010-05-14 Jan Hubicka <jh@suse.cz>
2164 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
2165 nodes already in queue.
2166 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
2169 2010-05-14 Jakub Jelinek <jakub@redhat.com>
2172 * cfgexpand.c (expand_debug_expr): If non-memory op0
2173 has BLKmode, return NULL.
2175 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
2177 * config.gcc: Add support for --with-cpu option for bdver1.
2178 * config/i386/i386.h (TARGET_BDVER1): New macro.
2179 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
2180 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
2181 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
2182 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
2183 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
2184 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
2185 (processor_type): Add PROCESSOR_BDVER1.
2186 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
2187 processor_type in config/i386/i386.h.
2188 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
2189 movaps <reg, reg> instead of movapd <reg, reg> when replacing
2190 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
2191 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
2192 to emit packed xor instead of packed double/packed integer
2193 xor for SSE and AVX when moving a zero value.
2194 * config/i386/sse.md: Add check for
2195 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
2196 movapd/movdqa for SSE and AVX.
2197 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
2198 single logical operations i.e and, or and xor instead of packed double
2199 logical operations for SSE and AVX.
2200 * config/i386/i386-c.c (ix86_target_macros_internal):
2201 Add PROCESSOR_BDVER1.
2202 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
2203 (has_fma4, has_xop): New.
2204 * config/i386/i386.c (bdver1_cost): New variable.
2205 (m_BDVER1): New macro.
2206 (m_AMD_MULTIPLE): Add m_BDVER1.
2207 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
2208 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
2209 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
2210 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
2211 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
2212 x86_tune_sse_partial_reg_dependency,
2213 x86_tune_sse_unaligned_load_optimal,
2214 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
2215 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
2216 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
2217 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
2218 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
2219 Enable/disable for bdver1.
2220 (processor_target_table): Add bdver1_cost.
2221 (cpu_names): Add bdver1.
2222 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
2223 processor_alias_table.
2224 (ix86_expand_vector_move_misalign): Change.
2225 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
2226 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
2227 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
2228 of movupd/movdqu for SSE and AVX.
2229 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
2230 (ix86_tune_adjust_cost): Add code for bdver1.
2231 (standard_sse_constant_opcode): Add check for
2232 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
2233 of packed double xor for SSE and AVX.
2235 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
2237 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
2240 2010-05-14 Tristan Gingold <gingold@adacore.com>
2242 * toplev.c (default_debug_hooks): Remove this variable.
2243 (process_options): Remove assignments to default_debug_hooks.
2245 2010-05-14 Martin Jambor <mjambor@suse.cz>
2247 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
2248 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
2249 * langhooks.h (struct lang_hooks_for_decls): Removed field
2251 * tree.c (free_lang_data): Remove assignment to
2252 lang_hooks.fold_obj_type_ref.
2253 * tree.def (OBJ_TYPE_REF): Update comment.
2255 2010-05-14 Richard Guenther <rguenther@suse.de>
2257 PR tree-optimization/44124
2258 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
2260 2010-05-14 Alan Modra <amodra@gmail.com>
2263 * config/rs6000/rs6000.c (struct machine_function): Reorder
2264 fields for better packing. Add lr_save_state.
2265 (rs6000_ra_ever_killed): Return lr_save_state if set.
2266 (rs6000_emit_eh_reg_restore): Set lr_save_state.
2268 2010-05-13 Jan Hubicka <jh@suse.cz>
2270 * varpool.c (decide_is_variable_needed): Drop code checking
2271 TREE_SYMBOL_REFERENCED.
2273 2010-05-13 Jan Hubicka <jh@suse.cz>
2275 * final.c (output_addr_const): Do not call mark_decl_referenced.
2276 * cgraphunit.c (process_function_and_variable_attributes): Use
2277 mark_needed_node dirrectly.
2278 (assemble_thunk): Do not call mark_decl_referenced.
2280 2010-05-13 Anatoly Sokolov <aesok@post.ru>
2282 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
2284 2010-05-13 Jeff Law <law@redhat.com>
2286 * ira-conflicts.c (print_allocno_conflicts): New function broken out
2288 (print_conflicts): Call print_allocno_conflicts.
2290 2010-05-13 Jakub Jelinek <jakub@redhat.com>
2293 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
2296 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
2298 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
2299 t-mingw-w64 or t-mingw-w32 for multilib configuration.
2300 * config/i386/t-mingw-w32: New.
2301 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
2303 2010-05-13 Martin Jambor <mjambor@suse.cz>
2305 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
2307 * gimple-fold.c (get_base_binfo_for_type): New function.
2308 (gimple_get_relevant_ref_binfo): Likewise.
2309 (gimple_fold_obj_type_ref_known_binfo): Likewise.
2310 (gimple_fold_obj_type_ref): Likewise.
2311 (fold_gimple_call): Simplify condition for folding virtual calls
2312 and call gimple_fold_obj_type_ref.
2313 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
2314 (gimple_fold_obj_type_ref_known_binfo): Likewise.
2316 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
2318 * config/rs6000/rs6000-protos.h
2319 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
2320 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
2321 (rs6000_debug_mode_dependent_address)
2322 (rs6000_mode_dependent_address_ptr): Likewise.
2324 2010-05-13 Jakub Jelinek <jakub@redhat.com>
2327 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
2329 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
2330 * tree-sra.c (create_access_replacement): Call unshare_expr before
2331 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
2332 * dwarf2out.c: Include tree-flow.h.
2333 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
2334 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2335 Handle DW_OP_bit_piece.
2336 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
2337 construct_piece_list, adjust_piece_list): New functions.
2338 (add_var_loc_to_decl): Handle SRA optimized variables.
2339 Adjust for var_loc_note to loc field renaming.
2340 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
2341 in VAR_LOCATION note.
2342 (new_loc_descr_op_bit_piece): New function.
2343 (dw_sra_loc_expr): New function.
2344 (dw_loc_list): Use it. Don't handle the last range after the
2345 loop, handle it inside of the loop. Adjust for var_loc_note
2346 to loc field renaming.
2347 (add_location_or_const_value_attribute): Only special case
2348 single entry loc lists if loc is NOTE_P. Adjust for
2349 var_loc_note to loc field renaming.
2350 (dwarf2out_var_location): Don't set newloc->var_loc_note
2351 and newloc->next here.
2353 2010-05-12 Jan Hubicka <jh@suse.cz>
2355 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
2357 * cgraph.h (cgraph_only_called_directly_p,
2358 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
2359 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
2360 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
2362 * ipa.c (cgraph_remove_unreachable_nodes): Use
2363 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
2365 * tree-inline.c (copy_bb): Check address_taken flag.
2366 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
2367 externally_visible flag.
2369 2010-05-12 Jason Merrill <jason@redhat.com>
2373 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
2374 * sdbout.c (plain_type_1): Likewise.
2375 * dwarf2out.c (is_base_type): Likewise.
2376 (gen_type_die_with_usage): Likewise. Generate
2377 DW_TAG_unspecified_type for any LANG_TYPE.
2379 2010-05-12 Jan Hubicka <jh@suse.cz>
2381 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
2383 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
2384 (cgraph_clone_edge): Update.
2385 (cgraph_node_remove_callees): Remove indirect calls too.
2386 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
2387 (cgraph_create_indirect_edge): Update prototype.
2388 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
2389 is_proper_for_analysis.
2390 (add_new_function, visited_nodes, function_insertion_hook_holder,
2391 get_local_reference_vars_info, mark_address_taken, mark_address,
2392 mark_load, mark_store, check_asm_memory_clobber, check_call,
2393 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
2394 (ipa_init): Do not initialize visited_nodes;
2395 function_insertion_hook_holder.
2396 (analyze_variable): Rewrite.
2397 (analyze_function): Rewrite.
2398 (copy_local_bitmap): Remove.
2399 (duplicate_node_dat): Do not duplicate local info.
2400 (generate_summary): Simplify to only walk cgraph.
2401 (write_node_summary_p, ipa_reference_write_summary,
2402 ipa_reference_read_summary): Remove.
2403 (propagate): Do not remove function insertion;
2405 (pass_ipa_reference): NULLify summary handling fields.
2406 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
2407 (input_edge): Input ecf_flags.
2408 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
2409 (update_indirect_edges_after_inlining): Ignore edges with unknown
2412 2010-05-12 Sriraman Tallam <tmsriram@google.com>
2414 * implicit-zee.c: New file.
2415 * tree-pass.h (pass_implicit_zee): Declare.
2416 * passes.c (init_optimization_passes): Add zee pass.
2417 * common.opt (fzee): New flag.
2418 * timevar.def (TV_ZEE): Define.
2419 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
2421 * Makefile.in (implicit-zee.o): Add new build file.
2423 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2424 Nathan Froyd <froydnj@codesourcery.com>
2426 * c-common.c (sync_resolve_params): Remove write-only variable.
2428 2010-05-12 Anatoly Sokolov <aesok@post.ru>
2430 * target.h (struct gcc_target): Add mode_dependent_address_p field.
2431 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2432 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
2433 * targhooks.c (default_mode_dependent_address_p): New function.
2434 * targhooks.h (default_mode_dependent_address_p): Declare function.
2435 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2436 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
2437 * recog.c (mode_dependent_address_p): Call mode_dependent_address_p
2438 target hook. Change return type to bool.
2439 * recog.h (mode_dependent_address_p): Change return type to bool.
2441 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2442 Nathan Froyd <froydnj@codesourcery.com>
2444 * tree-mudflap.c (build_function_type_0, build_function_type_1,
2445 build_function_type_2, build_function_type_3): Remove.
2446 (mudflap_init): Use build_function_type_list.
2448 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2449 Nathan Froyd <froydnj@codesourcery.com>
2451 * coverage.c (build_fn_info_value): Call build_constructor instead of
2452 build_constructor_from_list.
2453 (build_ctr_info_value): Likewise.
2454 (build_gcov_info): Likewise.
2456 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
2458 * tree.c (build_constructor): Compute TREE_CONSTANT for the
2459 resultant constructor.
2460 (build_constructor_single): Don't set TREE_CONSTANT.
2461 (build_constructor_from_list): Don't compute TREE_CONSTANT.
2463 2010-05-12 Jan Hubicka <jh@suse.cz>
2465 * cgraph.h (struct varpool_node): Add aux.
2466 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
2467 * varpool.c (varpool_remove_node): Do not remove initializer.
2468 (varpool_reset_queue): Export.
2469 (varpool_finalize_decl): Volatile vars are forced to be output.
2470 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
2472 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
2473 process_references, varpool_can_remove_if_no_refs): New functions.
2474 (cgraph_remove_unreachable_nodes): Handle variables too.
2476 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
2479 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
2481 2010-05-12 Jakub Jelinek <jakub@redhat.com>
2484 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
2485 change value of ORT_TASK.
2486 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
2487 (omp_notice_threadprivate_variable): New function.
2488 (omp_notice_variable): Call it for threadprivate variables.
2489 If enclosing ctx is a task, print enclosing task rather than
2490 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
2491 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
2492 if task has untied clause.
2495 * dwarf2out.c (base_type_die): Don't add name attribute here.
2496 (modified_type_die): Instead of sizetype use
2497 its underlying original type. If a DW_TAG_base_type doesn't
2498 have name added, add __unknown__.
2499 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
2500 always call force_type_die instead.
2502 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2504 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
2505 for __stack_chk_guard.
2507 2010-05-11 Jakub Jelinek <jakub@redhat.com>
2509 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
2510 don't call start_source_file debug hook here...
2511 (finish_options): ... but here, after outputting predefined and
2512 command line defines and undefs.
2515 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
2517 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
2518 optimizing away empty bb with no successors, move over its
2519 footer chain to fallthru predecessor.
2520 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
2521 (rtl_split_edge): For asm goto call patch_jump_insn even if
2522 splitting fallthru edge.
2525 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
2526 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
2527 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
2528 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
2532 * c-parser.c (c_parser_expression): Mark LHS of a comma
2533 expression as read if it is a decl, handled component or
2534 COMPOUND_EXPR with that on the RHS.
2535 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
2536 if it is a decl or handled component.
2538 2010-05-11 Jan Hubicka <jh@suse.cz>
2540 * lto-symtab.c (lto_symtab_free): New function.
2541 * lto-streamer.h (lto_symtab_free): Declare.
2543 2010-05-11 Jan Hubicka <jh@suse.cz>
2545 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
2546 that if function is needed it is reachable.
2547 (lto_output_node): See if it the function is reachable or referenced.
2548 (output_cgraph): Update call of lto_output_node.
2549 * lto-streamer.h (reachable_from_other_partition_p): Declare.
2551 2010-05-11 Jan Hubicka <jh@suse.cz>
2553 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
2556 2010-05-11 Jan Hubicka <jh@suse.cz>
2558 PR tree-optimize/44063
2559 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
2561 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
2563 (estimate_function_body_sizes): Compute sizes even when disregarding.
2565 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
2567 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
2569 2010-05-11 Jan Hubicka <jh@suse.cz>
2571 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
2572 into every boundary.
2574 2010-05-11 Jan Hubicka <jh@suse.cz>
2576 * matrix-reorg.c (matrix_reorg): Rebuild edges.
2578 2010-05-11 Jan Hubicka <jh@suse.cz>
2580 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
2581 lto_streamer_cache_delete): Put nodes into heap.
2582 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
2585 2010-05-11 Jan Hubicka <jh@suse.cz>
2587 * cgraphbuild.c (cgraph_rebuild_references): New.
2588 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
2590 * cgraph.h (cgraph_rebuild_references): Declare.
2591 * tree-inline.c (tree_function_versioning): Use it.
2592 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
2594 2010-05-11 Jan Hubicka <jh@suse.cz>
2596 * cgraph.c: Include ipa-utils.h
2597 (cgraph_create_virtual_clone): Update references.
2598 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
2600 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
2602 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
2603 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
2606 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
2608 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
2610 2010-05-11 Jakub Jelinek <jakub@redhat.com>
2612 * gcc.c (execute): For -### don't quote arguments that
2613 contain just alphanumerics and _/-. characters.
2614 * doc/invoke.texi: Document that change for -###.
2617 * df-problems.c (struct dead_debug): Add to_rescan field.
2618 (dead_debug_init): Clear to_rescan field.
2619 (dead_debug_finish): Rescan all debug insns in to_rescan
2620 bitmap and free the bitmap.
2621 (dead_debug_insert_before): Instead of rescanning debug insns
2622 immediately queue their rescanning until dead_debug_finish.
2623 (df_note_bb_compute): After dead_debug_add do continue instead
2626 2010-05-10 Jakub Jelinek <jakub@redhat.com>
2629 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
2630 clear also INSN_REG_USE_LIST.
2632 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2634 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
2636 2010-05-10 Jan Hubicka <jh@suse.cz>
2638 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
2641 2010-05-10 Jan Hubicka <jh@suse.cz>
2643 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
2645 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
2646 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
2647 (lto_streamer_cache_create): Init alloc pool.
2648 (lto_streamer_cache_delete): Free alloc pool.
2649 * lto-streamer.h: Include alloc pool.
2650 (lto_streamer_cache_d): Use alloc pool.
2651 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
2653 2010-05-10 Jan Hubicka <jh@suse.cz>
2655 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
2656 * cgraphbuild.c: Include except.h
2657 (record_type_list, record_eh_tables): New function.
2658 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
2660 2010-05-10 Jan Hubicka <jh@suse.cz>
2662 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
2663 __frame_dummy_init_array_entry, force_to_data): Attribute as used
2666 2010-05-10 Michael Matz <matz@suse.de>
2668 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
2669 (can_reassociate_p): Use FLOAT_TYPE_P.
2670 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
2671 (vect_force_simple_reduction): ... this.
2672 * tree-parloops.c (gather_scalar_reductions): Use
2673 vect_force_simple_reduction.
2674 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
2675 vect_is_simple_reduction, add modify argument, if true rewrite
2676 "a-b" into "a+(-b)".
2677 (vect_is_simple_reduction, vect_force_simple_reduction): New
2679 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
2681 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
2682 Vladimir Makarov <vmakarov@redhat.com>
2684 PR rtl-optimization/44012
2685 * ira-build.c (remove_unnecessary_allocnos): Nullify
2686 regno_allocno_map of the removed allocno.
2688 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2690 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
2692 * configure: Regenerate.
2694 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2696 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
2698 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
2699 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
2701 * configure: Regenerate.
2703 2010-05-10 Richard Guenther <rguenther@suse.de>
2705 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
2706 marked if the entry identifier is marked.
2708 2010-05-10 Richard Guenther <rguenther@suse.de>
2710 * c-common.c (struct c_common_attributes): Add fnspec attribute.
2711 (handle_fnspec_attribute): New function.
2712 * gimple.h (gimple_call_return_flags): Declare.
2713 (gimple_call_arg_flags): Likewise.
2714 * gimple.c (gimple_call_arg_flags): New function.
2715 (gimple_call_return_flags): Likewise.
2716 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
2718 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
2720 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
2721 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
2723 (make_heapvar_for): ... this new function.
2724 (handle_rhs_call): Handle fnspec attribute argument specifiers.
2725 (handle_lhs_call): Likewise.
2726 (find_func_aliases): Adjust.
2728 2010-05-10 Richard Guenther <rguenther@suse.de>
2730 PR tree-optimization/44050
2731 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
2733 2010-05-10 Wei Guozhi <carrot@google.com>
2736 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
2738 2010-05-09 Joseph Myers <joseph@codesourcery.com>
2741 * c-typeck.c (lookup_field): Take a type directly. Update
2743 (build_component_ref): Update call to lookup_field.
2744 (set_init_label): Use lookup_field to find initialized field.
2745 Handle returned list of fields like a sequence of designators.
2747 2010-05-09 Richard Guenther <rguenther@suse.de>
2750 * fold-const.c (tree_single_nonzero_warnv_p): Properly
2751 handle &FUNCTION_DECL.
2753 2010-05-09 Joseph Myers <joseph@codesourcery.com>
2756 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
2757 structures and unions recursively.
2758 (detect_field_duplicates): Move duplicate detection with a hash to
2759 detect_field_duplicates_hash. Always use a hash if anonymous
2760 structures or unions are present.
2761 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
2764 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
2767 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
2768 detect Atom, Core 2 and Core i7.
2770 2010-05-09 Richard Guenther <rguenther@suse.de>
2772 * gcc.c (store_arg): Handle temporary file deletion for
2775 2010-05-09 Richard Guenther <rguenther@suse.de>
2778 * ipa-inline.c (estimate_function_body_sizes): Return after
2779 disregarding inline limits.
2781 2010-05-09 Richard Guenther <rguenther@suse.de>
2783 * gcc.c (store_arg): Revert last change.
2785 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
2788 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
2789 (optimize_ops_list): Call it.
2791 2010-05-08 Richard Guenther <rguenther@suse.de>
2793 PR tree-optimization/44030
2794 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
2795 NECESSARY flag if we propagate from a inserted expression.
2797 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
2799 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
2800 domain types as equal if they are both PLACEHOLDER_EXPRs.
2802 2010-05-08 Richard Guenther <rguenther@suse.de>
2804 * lto-wrapper.c (run_gcc): Remove linker output from
2805 command line for LTRANS invocation.
2807 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
2809 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
2810 lto-macho as lto_binary_reader.
2811 * target.h (struct gcc_target): New hooks lto_start and lto_end.
2812 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
2813 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
2814 in lto_start and lto_end calls.
2815 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
2817 (scan_prog_file): Update is_elf_or_coff call.
2818 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
2820 * collect2.c (main): Fix enum comparison.
2822 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
2824 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
2825 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
2826 and TARGET_ASM_LTO_END.
2827 * darwin.c: Include obstack.h and lto-streamer.h.
2828 (lto_section_names_offset, lto_section_names_obstack,
2829 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
2831 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
2832 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
2833 to a temporary file.
2834 (darwin_asm_lto_end): New function. Restore asm_out_file.
2835 (darwin_asm_named_section): For LTO sections, replace the name with
2836 the offset of the section name in a string table, and build this
2838 (darwin_file_start): Initialize global vars for LTO support.
2839 (darwin_file_end): If output to asm_out_file was redirected, append it
2840 to the proper asm_out_file here. Add the section names section.
2842 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
2844 * c-pragma.c (pending_weak_d, pending_weak): New.
2845 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
2846 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
2847 handle_pragma_weak): Update the uses of pending_weaks.
2849 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2851 PR documentation/44016
2852 * doc/standards.texi (Standards): Link to unversioned
2853 cxx0x_status.html page.
2855 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
2858 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
2859 in addition to TREE_USED, to avoid "set but unused" warnings.
2861 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2863 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
2864 (is_loop_prefetching_profitable): Do not insert prefetches
2865 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
2866 times the prefetch ahead distance.
2868 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2870 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
2871 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
2872 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
2875 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2877 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
2878 a diagnostic info when the insn-to-mem ratio is too small.
2880 2010-05-07 Richard Guenther <rguenther@suse.de>
2882 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
2884 (store_arg): Queue temp_filename for deletion instead of
2887 2010-05-07 Richard Guenther <rguenther@suse.de>
2889 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
2890 (run_gcc): Handle LTRANS phase invocation.
2891 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
2893 2010-05-07 Jakub Jelinek <jakub@redhat.com>
2895 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
2896 this is also meaningful on PARM_DECLs and RESULT_DECLs.
2898 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2900 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
2902 2010-05-07 Richard Guenther <rguenther@suse.de>
2904 PR tree-optimization/44020
2905 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
2906 code when PRE is not yet initialized.
2908 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2910 * config/mips/dbxmdebug.h: Remove.
2911 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
2913 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
2915 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
2916 with null pointer and also warn about ordered comparison of zero with
2919 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2921 * graphite-blocking.c
2922 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
2923 * graphite-clast-to-gimple.c
2924 (clast_to_gcc_expression): Same.
2925 (precision_for_value): Same.
2926 (precision_for_interval): Same.
2927 (gcc_type_for_interval): Same.
2928 (graphite_create_new_guard): Same.
2929 (compute_bounds_for_level): Same.
2930 (graphite_create_new_loop_guard): Same.
2931 * graphite-interchange.c
2932 (build_linearized_memory_access): Same.
2933 (pdr_stride_in_loop): Same.
2934 (memory_strides_in_loop_1): Same.
2935 (memory_strides_in_loop): Same.
2936 (extend_scattering): Same.
2937 (psct_scattering_dim_for_loop_depth): Same.
2938 (pbb_number_of_iterations): Same.
2940 (debug_iteration_domains): Same.
2942 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
2943 (ppl_set_inhomogeneous_gmp): Same.
2944 (ppl_strip_loop): Same.
2945 (ppl_lexico_compare_linear_expressions): Same.
2946 (ppl_read_polyhedron_matrix): Same.
2947 (ppl_max_for_le_pointset): Same.
2949 (ppl_read_polyhedron_matrix): Same.
2950 (tree_int_to_gmp): Same.
2951 (gmp_cst_to_tree): Same.
2952 (ppl_set_inhomogeneous): Same.
2953 (ppl_set_inhomogeneous_tree): Same.
2954 (ppl_set_coef): Same.
2955 (ppl_set_coef_tree): Same.
2956 * graphite-sese-to-poly.c
2957 (build_pbb_scattering_polyhedrons): Same.
2958 (build_scop_scattering): Same.
2959 (scan_tree_for_params_right_scev): Same.
2960 (scan_tree_for_params): Same.
2961 (find_params_in_bb): Same.
2962 (find_scop_parameters): Same.
2963 (add_upper_bounds_from_estimated_nit): Same.
2964 (build_loop_iteration_domains): Same.
2965 (add_condition_to_domain): Same.
2966 (pdr_add_memory_accesses): Same.
2968 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2970 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
2971 CLooG's value_* macros to their respective mpz_* counterparts.
2972 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
2973 (graphite_create_new_loop_guard): Same.
2974 * graphite-interchange.c (build_linearized_memory_access): Same.
2975 (pdr_stride_in_loop): Same.
2976 (memory_strides_in_loop_1): Same.
2977 (1st_interchange_profitable_p): Same.
2978 * graphite-poly.c (extend_scattering): Same.
2979 (psct_scattering_dim_for_loop_depth): Same.
2980 (pbb_number_of_iterations): Same.
2981 (pbb_number_of_iterations_at_time): Same.
2982 * graphite-poly.h (new_1st_loop): Same.
2983 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
2984 (oppose_constraint): Same.
2985 (insert_constraint_into_matrix): Same.
2986 (ppl_set_inhomogeneous_gmp): Same.
2987 (ppl_set_coef_gmp): Same.
2988 (ppl_strip_loop): Same.
2989 (ppl_lexico_compare_linear_expressions): Same.
2990 (ppl_max_for_le_pointset): Same.
2991 (ppl_min_for_le_pointset): Same.
2992 (ppl_build_realtion): Same.
2993 * graphite-ppl.h (gmp_cst_to_tree): Same.
2994 (ppl_set_inhomogeneous): Same.
2995 (ppl_set_inhomogeneous_tree): Same.
2996 (ppl_set_coef): Same.
2997 (ppl_set_coef_tree): Same.
2998 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2999 (build_scop_scattering): Same.
3000 (add_value_to_dim): Same.
3001 (scan_tree_for_params_right_scev): Same.
3002 (scan_tree_for_params_int): Same.
3003 (scan_tree_for_params): Same.
3004 (find_params_in_bb): Same.
3005 (find_scop_parameters): Same.
3006 (add_upper_bounds_from_estimated_nit): Same.
3007 (build_loop_iteration_domains): Same.
3008 (create_linear_expr_from_tree): Same.
3009 (add_condition_to_domain): Same.
3010 (pdr_add_memory_accesses): Same.
3012 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
3013 Jason Merrill <jason@redhat.com>
3015 * c-common.c (c_common_reswords): Add nullptr.
3016 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
3017 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
3018 (gen_type_die_with_usage): Likewise.
3019 * dbxout.c (dbxout_type): Likewise.
3020 * sdbout.c (plain_type_1): Likewise.
3022 2010-05-06 Jason Merrill <jason@redhat.com>
3024 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
3025 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
3027 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
3029 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
3030 stripping WITH_SIZE_EXPR.
3031 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
3034 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3036 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
3037 list of obsolete configurations.
3038 Disabled check for obsolete configurations.
3039 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
3040 Removed support for previous versions.
3041 * config/mips/iris.h: Removed.
3042 * config/mips/iris5.h: Removed.
3043 * config/mips/iris6.h: Merged old iris.h contents.
3044 (TARGET_IRIX): Removed.
3045 (DRIVER_SELF_SPECS): Removed mabi=32.
3046 (IDENT_ASM_OP): Removed undef.
3047 (STARTFILE_SPEC): Removed mabi=32.
3048 (ENDFILE_SPEC): Likewise.
3049 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
3050 (MACHINE_TYPE): Update for IRIX 6.5.
3051 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
3052 TARGET_IRIX by TARGET_IRIX6.
3053 (mips_file_start): Likewise.
3054 (mips_output_external): Remove IRIX 5/6 O32 support.
3055 (mips_output_function_prologue): Likewise.
3056 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
3058 (TARGET_CPU_CPP_BUILTINS): Likewise.
3059 (TARGET_IRIX): Removed.
3060 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
3061 (MULTILIB_DIRNAMES): Removed 32.
3062 (MULTILIB_OSDIRNAMES): Removed ../lib.
3063 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
3064 (Specific, mips-sgi-irix5): Document removal.
3065 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
3066 Remove references to older IRIX 6 releases and the O32 ABI.
3068 2010-05-06 Jakub Jelinek <jakub@redhat.com>
3071 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
3072 instead of DF_REF_REAL_REG.
3074 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
3077 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
3078 handling to still return true for x64 targets.
3080 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3082 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
3084 2010-05-06 Jan Hubicka <jh@suse.cz>
3086 PR tree-optimization/43791
3087 * ipa-inline.c (update_caller_keys): Remove bogus
3088 disregard_inline_limits check.
3090 2010-05-06 Michael Matz <matz@suse.de>
3092 PR tree-optimization/43984
3093 * tree-ssa-pre.c (inserted_phi_names): Remove.
3094 (inserted_exprs): Change to bitmap.
3095 (create_expression_by_pieces): Set bits, don't append to vector.
3096 (insert_into_preds_of_block): Don't handle inserted_phi_names.
3097 (eliminate): Don't look at inserted_phi_names, remove deleted
3098 insns from inserted_exprs.
3099 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
3100 (init_pre, fini_pre): Allocate and free bitmaps.
3101 (execute_pre): Insert insns on edges before elimination.
3103 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3105 * tree.c (initializer_zerop): Handle STRING_CST.
3107 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
3110 * doc/invoke.texi (Wimplicit): Document as C only.
3111 * opts.c (common_handle_option): Add argument kind.
3112 (handle_option): Rename as read_cmdline_option. Factor out code to...
3113 (handle_option): ... here. New.
3114 (handle_options): Rename as read_cmdline_options.
3115 (decode_options): Update call.
3116 (set_option): Use option index instead of option pointer. Classify
3117 diagnostics correctly.
3118 (enable_warning_as_error): Call handle_option.
3119 * opts.h (set_option): Update declaration.
3120 (handle_option): Declare.
3121 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
3122 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
3123 * c-opts.c (set_Wimplicit): Delete.
3124 (c_family_lang_mask): New static constant.
3125 (c_common_handle_option): Add argument kind. Use handle_option
3126 instead of set_Wimplicit.
3127 (c_common_post_options): warn_implicit and warn_implicit_int
3128 are disabled by default.
3129 * c-common.c (warn_implicit): Do not define here.
3130 * c-common.h (warn_implicit): Do not declare here.
3131 (c_common_handle_option): Update declaration.
3132 * lto-opts.c (lto_reissue_options): Update call to set_option.
3134 2010-05-06 Richard Guenther <rguenther@suse.de>
3136 PR tree-optimization/43571
3137 * domwalk.c (walk_dominator_tree): Walk the dominator
3138 sons in more optimal order.
3140 2010-05-06 Richard Guenther <rguenther@suse.de>
3142 PR tree-optimization/43934
3143 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
3144 (stmt_cost): Likewise.
3145 (extract_true_false_args_from_phi): New helper.
3146 (determine_max_movement): For PHI nodes verify we can hoist them
3147 and compute their cost.
3148 (determine_invariantness_stmt): Handle PHI nodes.
3149 (move_computations_stmt): Likewise. Hoist PHI nodes in
3150 if-converted form using COND_EXPRs.
3151 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
3152 (tree_ssa_lim): Likewise.
3153 * tree-flow.h (tree_ssa_lim): Adjust prototype.
3154 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
3156 2010-05-06 Richard Guenther <rguenther@suse.de>
3158 PR tree-optimization/43987
3159 * tree-ssa-structalias.c (could_have_pointers): For possibly
3160 address-taken variables force pointers to be recorded.
3161 (create_variable_info_for_1): Likewise.
3162 (push_fields_onto_fieldstack): Pass in wheter all fields
3164 (find_func_aliases): Query types instead of vars whether
3165 they contain pointers where appropriate.
3167 2010-05-06 Jan Hubicka <jh@suse.cz>
3169 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
3170 (record_reference, mark_address, mark_load, mark_store): Record
3172 (record_references_in_initializer): Update call of record_references.
3173 (rebuild_cgraph_edges): Remove all references before rebuiding.
3174 * cgraph.c (cgraph_create_node): Clear ref list.
3175 (cgraph_remove_node): Remove references.
3176 (dump_cgraph_node): Dump references.
3177 (cgraph_clone_node): Clone references.
3178 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
3179 (struct cgraph_node, varpool_node): Add ref_lst.
3180 * ipa-ref.c: New file.
3181 * ipa-ref.h: New file.
3182 * ipa-ref-inline.h: New file.
3183 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
3184 (referenced_from_other_partition_p): New function.
3185 (lto_output_varpool_node): Take set arugment; call
3186 referenced_from_other_partition.
3187 (lto_output_ref): New.
3188 (add_references): New.
3190 (output_cgraph): Compute boundary based on references; output refs.
3191 (output_varpool): Accept cgraph_node_set argument.
3194 (input_cgraph): Call input_refs.
3195 * lto-section-in.c (lto_section_name): Add refs.
3196 * Makefile.in (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
3197 (ipa-ref.o): New file.
3198 * varpool.c (varpool_node): Clear ipa ref list.
3199 (varpool_remove_node): Remove references.
3200 (dump_varpool_node): Dump references.
3201 (varpool_assemble_decl): Only compile finalized ones.
3202 (varpool_extra_name_alias): Initialize ref list.
3203 * lto-streamer.c (lto-get_section_name): Add .refs section.
3204 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
3205 (referenced_from_other_partition_p): Declared.
3207 2010-05-06 Ira Rosen <irar@il.ibm.com>
3209 PR tree-optimization/43901
3210 * tree-vect-stmts.c (vectorizable_call): Assert that vector
3211 type is not NULL if it's transformation phase, and return
3212 FALSE if it's analysis.
3213 (vectorizable_conversion, vectorizable_operation,
3214 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
3216 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
3218 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
3220 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
3222 * config/mips/mips-protos.h
3223 (mips_small_register_classes_for_mode_p): Delete prototype.
3225 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
3227 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
3228 * config/arm/arm.c (multiple_operation_profitable_p,
3229 compute_offset_order): New static functions.
3230 (load_multiple_sequence, store_multiple_sequence): Use them.
3231 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
3232 memory offsets, not register numbers.
3233 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
3235 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
3237 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
3238 (get_pending_sizes, put_pending_size, put_pending_sizes):
3239 Update the uses of pending_sizes.
3240 * c-decl.c (store_parm_decls): Likewise.
3241 * c-tree.h (struct c_arg_info): Likewise.
3242 * tree.h: Update the prototype for get_pending_sizes and
3245 2010-05-05 Jason Merrill <jason@redhat.com>
3248 * c-common.c (handle_aligned_attribute): Respect
3249 ATTR_FLAG_TYPE_IN_PLACE.
3252 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
3253 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
3254 (TARGET_INITIALIZER): Use it.
3255 * c-common.c (attribute_takes_identifier_p): Call it.
3256 * c-common.h: Update prototype.
3257 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
3258 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
3260 2010-05-05 Jakub Jelinek <jakub@redhat.com>
3263 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
3264 DW_ID_down_case for Fortran compilation units.
3266 2010-05-05 Jan Hubicka <jh@suse.cz>
3268 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
3271 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
3273 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
3274 a variable-sized RESULT_DECL.
3276 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
3278 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
3280 2010-05-05 Jason Merrill <jason@redhat.com>
3283 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
3285 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
3287 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
3288 Jakub Jelinek <jakub@redhat.com>
3291 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
3292 (dead_debug_init, dead_debug_finish): New functions.
3293 (dead_debug_add, dead_debug_insert_before): Likewise.
3294 (df_note_bb_compute): Initialize a dead_debug object, add dead
3295 debug uses to it, insert debug bind insns before death insns,
3296 reset debug insns that refer to pending uses at the end.
3297 * rtl.h (make_debug_expr_from_rtl): New prototype.
3298 * varasm.c (make_debug_expr_from_rtl): New function.
3300 2010-05-05 Jan Hubicka <jh@suse.cz>
3302 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
3303 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
3304 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
3305 lto_varpool_encoder_deref, lto_varpool_encoder_size,
3306 lto_varpool_encoder_encode_initializer_p,
3307 lto_set_varpool_encoder_encode_initializer): New functions.
3308 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
3309 call output_varpool.
3310 (input_varpool_node): Do not always set analyzed.
3311 (input_cgraph_1): Return vector of cgraph nodes.
3312 (input_varpool_1): Return vector of varpools.
3313 (input_cgraph): Free the vectors.
3314 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3315 output only initializers needed.
3316 (lto_output): Only call output_cgraph.
3317 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
3318 * lto-section-out.c (lto_new_out_decl_state): Initialize
3319 state->varpool_node_encoder.
3320 * lto-streamer.h (lto_varpool_encoder_d): New.
3321 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
3322 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
3323 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
3324 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
3325 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
3327 (output_varpool, input_varpool): Remove declarations.
3329 2010-05-05 Jan Hubicka <jh@suse.cz>
3331 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
3332 with body can prevail.
3334 2010-05-05 Jan Hubicka <jh@suse.cz>
3336 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
3339 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3341 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
3343 * gengtype.h (erro_at_line): Constify pos argument.
3345 * gengtype.c: Include hashtab.h.
3346 (enum gc_used): Document GC_MAYBE_POINTED_TO.
3347 (error_at_line): Constify pos argument.
3348 (do_typedef): Initialize p->opt field.
3349 (get_file_gtfilename): Fix comment typo.
3350 (struct walk_type_data): Constify line field.
3351 (get_output_file_for_structure): New function.
3352 (write_local_func_for_structure): Constify orig_s argument.
3353 Use get_output_file_for_structure.
3354 (write_func_for_structure): Use get_output_file_for_structure.
3355 (INDENT): New define.
3356 (dump_pair, dump_type, dump_type_list, dump_typekind)
3357 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
3358 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
3360 (seen_types): New variable.
3361 (main): New variable do_dump. Process "-d" command line option.
3362 Call dump_everything if dump requested.
3364 2010-05-05 Jakub Jelinek <jakub@redhat.com>
3366 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
3367 in a temporary instead of invoking the macro multiple times.
3368 (track_expr_p): Likewise.
3370 2010-05-04 Neil Vachharajani <nvachhar@google.com>
3372 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
3374 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
3375 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
3376 conditions for printing notes.
3377 * common.opt (-Wcoverage-mismatch): Allow negative, default to
3378 true, update documentation.
3379 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
3381 2010-05-04 Jakub Jelinek <jakub@redhat.com>
3384 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
3387 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3390 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
3391 (*sse_prologue_save_insn1): Likewise.
3392 (SSE prologue save splitter): Likewise.
3394 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
3396 * tree.c (free_lang_data_in_one_sizepos): New inline function.
3397 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
3398 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
3399 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
3400 all decls. Call it on DECL_FIELD_OFFSET of fields.
3401 (find_decls_types_r): Follow DECL_VALUE_EXPR.
3402 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
3404 2010-05-04 Martin Jambor <mjambor@suse.cz>
3406 * tree-sra.c (build_access_from_expr_1): The first parameter type
3407 changed to simple tree.
3408 (build_access_from_expr): Likewise, gsi parameter was eliminated.
3409 (scan_assign_result): Renamed to assignment_mod_result, enum elements
3411 (build_accesses_from_assign): Removed all parameters except for a
3412 simple gimple statement. Now returns a simple bool.
3413 (scan_function): All non-analysis parts moved to separate functions
3414 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
3415 parameters and updated both callers.
3416 (sra_modify_expr): Removed parameter data.
3417 (sra_modify_function_body): New function.
3418 (perform_intra_sra): Call sra_modify_function_body to modify the
3420 (replace_removed_params_ssa_names): Parameter data changed into
3422 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
3423 changed the parameter dont_convert to convert with the opposite
3425 (sra_ipa_modify_assign): Parameter data changed into adjustments
3426 vector, return value changed to bool.
3427 (ipa_sra_modify_function_body): New function.
3428 (sra_ipa_reset_debug_stmts): Updated a comment.
3429 (modify_function): Use ipa_sra_modify_function_body to modify function
3432 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3435 * alias.c (true_dependence): Handle the same VALUE in x and mem.
3436 (canon_true_dependence): Likewise.
3437 (write_dependence_p): Likewise.
3439 2010-05-04 Jan Hubicka <jh@suse.cz>
3441 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
3442 * cgraphbuild.c: Include ipa-utils.h
3443 (record_reference_ctx): New struct.
3444 (record_reference): Simplify to work on initializers; not statements.
3445 (mark_address, mark_load, mark_store): New.
3446 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3448 (record_references_in_initializer): Update use of record_reference.
3449 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3452 2010-05-04 Jan Hubicka <jh@suse.cz>
3454 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
3455 node will be removed anyway.
3456 (lto_varpool_replace_node): Allow also unanalyzed nodes;
3457 relink aliases of node into prevailing node.
3458 * varpool.c (varpool_remove_node): Remove aliases properly;
3459 when removing node, remove all its aliases too; remove DECL_INITIAL
3460 of removed node; ggc_free the varpool node.
3462 2010-05-04 Richard Guenther <rguenther@suse.de>
3464 PR tree-optimization/43879
3465 * tree-ssa-structalias.c (alias_get_name): Use
3466 DECL_ASSEMBLER_NAME if available.
3467 (create_function_info_for): Return the varinfo node.
3468 (ipa_pta_execute): Associate same-body aliases and extra names
3469 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
3471 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
3473 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
3475 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
3478 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
3479 only if HONOR_REG_ALLOC_ORDER is not defined.
3481 2010-05-04 Richard Guenther <rguenther@suse.de>
3483 PR tree-optimization/43949
3484 * tree-vrp.c (extract_range_from_binary_expr): Only handle
3487 2010-04-26 Jason Merrill <jason@redhat.com>
3489 * c.opt (-fstrict-enums): New.
3490 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
3492 2010-05-03 David Ung <davidu@mips.com>
3493 James E. Wilson <wilson@codesourcery.com>
3495 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
3496 emit the trap instruction before the divide for TUNE_74K.
3498 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
3500 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
3501 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
3502 based on the above, for new target hook.
3504 * hooks.c (hook_bool_mode_true): New generic hook.
3505 * hooks.h (hook_bool_mode_true): Add prototype.
3507 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
3509 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
3510 target hook, set to hook_bool_mode_false.
3511 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
3512 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
3513 with targetm.small_register_classes_for_mode_p.
3514 (find_reusable_reload): Likewise.
3515 (combine_reloads): Likewise.
3516 * reload1.c (reload_as_needed): Likewise.
3517 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
3518 * ifcvt.c (noce_process_if_block, check_cond_move_block,
3519 dead_or_predicable): Likewise.
3520 * regmove.c (optimize_reg_copy_1): Likewise.
3521 * calls.c (prepare_call_address): Likewise.
3522 (precompute_register_parameters): Likewise.
3524 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
3526 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
3527 implementation of the hook that considers all register classes
3528 small except for SH64.
3529 (sh_override_options): Use the new hook.
3530 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
3533 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
3535 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
3536 implementation of the hook that considers all register classes
3538 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
3541 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
3543 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
3544 implementation of the hook that considers all register classes
3546 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
3549 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
3551 * config/m32c/m32c.h: Likewise.
3552 * config/pdp11/pdp11.h: Likewise.
3553 * config/avr/avr.h: Likewise.
3554 * config/xtensa/xtensa.h: Likewise.
3555 * config/m68hc11/m68hc11.h: Likewise.
3556 * config/mn10300/mn10300.h: Likewise.
3557 * config/mcore/mcore.h: Likewise.
3558 * config/h8300/h8300.h: Likewise.
3559 * config/bfin/bfin.h: Likewise.
3561 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
3562 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
3564 2010-05-03 Anatoly Sokolov <aesok@post.ru>
3566 * double-int.h (tree_to_double_int): Remove macro.
3567 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
3568 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
3569 (tree_to_double_int): New function.
3570 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
3572 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
3574 2010-05-03 Richard Guenther <rguenther@suse.de>
3576 PR tree-optimization/43971
3577 * tree-ssa-structalias.c (get_constraint_for_1): Fix
3578 constraints in the !flag_delete_null_pointer_checks case.
3580 2010-05-03 Jakub Jelinek <jakub@redhat.com>
3583 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
3584 result mode matches original rtl mode.
3586 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
3589 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
3591 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3593 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
3594 when processing flag options.
3596 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3598 * gcov-iov.c (main): Change format string placeholder
3599 from %#08x to 0x%08x.
3600 * genchecksum.c (dosum): Change format string placeholder
3601 from %#02x to 0x%02x.
3603 2010-05-02 Richard Guenther <rguenther@suse.de>
3605 PR tree-optimization/43879
3606 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
3608 2010-05-02 Bruno Haible <bruno@clisp.org>
3610 * doc/extend.texi (Function Attributes): Fix a typo.
3612 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3615 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
3616 placeholder from 0x%x to %#x.
3617 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
3618 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3619 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3620 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3621 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3622 * config/i386/i386.c (ix86_target_string): Ditto.
3623 * config/i386/i386.c (output_pic_addr_const): Ditto.
3624 (print_operand): Ditto.
3626 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3628 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
3629 placeholder from 0x%x to %#x.
3630 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
3631 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
3632 (ASM_OUTPUT_DEBUG_DATA): Ditto.
3633 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
3634 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
3635 * optc-gen.awk: Ditto.
3636 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
3637 (HOST_WIDE_INT_PRINT_HEX): Ditto.
3638 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
3639 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
3641 2010-05-01 Anatoly Sokolov <aesok@post.ru>
3643 * target.h (struct calls): Add function_value_regno_p field.
3644 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
3645 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
3646 * targhooks.c (default_function_value_regno_p): New function.
3647 * targhooks.h (default_function_value_regno_p): Declare function.
3648 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
3649 * builtins.c. (apply_result_size): (Ditto.).
3650 * combine.c. (likely_spilled_retval_p): (Ditto.).
3651 * mode-switching.c. Include 'target.h'.
3652 (create_pre_exit): Use function_value_regno_p hook.
3653 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
3654 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
3655 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
3657 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
3658 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
3659 (ix86_function_value_regno_p): Declare as static, change argument
3660 type to const unsigned int.
3661 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
3663 2010-05-01 Richard Guenther <rguenther@suse.de>
3665 PR tree-optimization/43949
3666 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
3668 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
3670 2010-05-01 Anatoly Sokolov <aesok@post.ru>
3672 * rtl.h (CONST_DOUBLE_P): Define.
3673 (rtx_to_double_int): Declare.
3674 * emit-rtl.c (rtx_to_double_int): New function.
3675 * dwarf2out.c (insert_double): New function.
3676 (loc_descriptor, add_const_value_attribute): Clean up, use
3677 rtx_to_double_int and insert_double functions.
3679 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
3681 * doc/extend.texi (Inline): Add missing return keyword to examples.
3682 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
3685 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
3687 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
3688 the variable part of the offset as well. Use highest_pow2_factor for
3689 all alignment checks.
3691 2010-04-30 Richard Guenther <rguenther@suse.de>
3693 PR tree-optimization/43879
3694 * tree-ssa-structalias.c (type_could_have_pointers): Functions
3697 2010-04-30 Jan Hubicka <jh@suse.cz>
3699 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
3701 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
3703 2010-04-30 Jan Hubicka <jh@suse.cz>
3705 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
3707 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
3708 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
3709 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
3710 cgraph_node_set_needs_ltrans_p): Remove.
3712 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
3714 * sdbout.c: Include vec.h, do not include varray.h.
3715 (deferred_global_decls, sdbout_global_decl,
3716 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
3717 * toplev.c: Do not include varray.h.
3718 (dump_memory_report): Do not dump VARRAY statistics.
3719 * gengtype.c (open_base_file): Ignore varray.h.
3720 * Makefile.in: Update for abovementioned changes.
3721 Remove all traces of varray.c and varray.h.
3722 * varray.c: Remove file.
3723 * varray.h: Remove file.
3725 2010-04-30 Jan Hubicka <jh@suse.cz>
3727 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
3730 2010-04-30 Jan Hubicka <jh@suse.cz>
3732 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
3735 2010-04-30 Richard Guenther <rguenther@suse.de>
3737 * tree-ssa-structalias.c (get_constraint_for_1): Generate
3738 constraints for CONSTRUCTOR.
3740 2010-04-30 Richard Guenther <rguenther@suse.de>
3743 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
3744 first after all lowering passes.
3746 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
3748 * toplev.c: Include varray.h for statistics dumping.
3749 * tree.h: Do not declare varray_head_tag.
3750 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
3751 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
3752 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
3753 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
3754 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
3755 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
3756 c-common.c, c-common.h, reg-stack.c, basic-block.h,
3757 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
3759 * Makefile.in: Update for abovementioned changes.
3761 2010-04-30 Jakub Jelinek <jakub@redhat.com>
3764 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
3766 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
3768 * config/picochip/picochip.c (picochip_legitimize_address): Define.
3769 Use this function to do machine-specific conversion.
3770 (picochip_legitimize_reload_address): Likewise.
3771 (picochip_legitimate_address_p): Check valid base register only if
3773 (picochip_check_conditional_copy): Check for modw only if opnd is
3775 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
3776 to call the function in c.
3777 * config/picochip/picochip-protos.h
3778 (picochip_legitimize_reload_address): Define.
3779 * config/picochip/picochip.md (supported_compare1): Define.
3781 2010-04-30 Jan Hubicka <jh@suse.cz>
3783 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
3784 (cgraph_global_info): Remove inlined.
3785 (LTO_cgraph_tag_names): Remove.
3786 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
3787 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
3788 simplify cgraph tags and document.
3789 (lto_output_node): Use only LTO_cgraph_unavail_node and
3790 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
3791 for_functions_valid, global info, process and output flags.
3792 (input_overwrite_node): Initialize estimated stack size and
3793 estimated growth. Do not read flags we no longer store.
3794 (input_node): Likewise do not read info no longer stored.
3795 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
3798 2010-04-30 Richard Guenther <rguenther@suse.de>
3800 PR tree-optimization/43879
3801 * tree-ssa-structalias.c (get_constraint_for_1): Properly
3802 handle non-zero initializers.
3804 2010-04-30 Richard Guenther <rguenther@suse.de>
3806 * builtins.c (fold_builtin_1): Delete free (0).
3808 2010-04-29 Jan Hubicka <jh@suse.cz>
3810 * gengtype.c (open_base_files): Add lto-streamer.h
3811 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
3812 (pass_ipa_cp): GGC collect.
3813 * toplev. (compile_file): Do not output symbols.
3814 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
3815 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
3816 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
3817 * lto-section-in.c: Include ggc.h
3818 (lto_new_in_decl_state): Alloc in GGC.
3819 (lto_delete_in_decl_state): Likewise.
3820 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
3823 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
3826 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
3827 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
3828 (HONOR_REG_ALLOC_ORDER): Describe new macro.
3829 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
3830 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
3831 account only if HONOR_REG_ALLOC_ORDER is not defined.
3832 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
3833 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
3835 2010-04-29 Jon Grant <04@jguk.org>
3837 * collect2.c (vflag): Change type from int to bool.
3839 (helpflag): New global bool.
3840 (main): Set vflag and debug with boolean, not integer truth values.
3841 Accept new "--help" option and output usage text if found.
3842 * collect2.h (vflag): Update prototype.
3845 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
3848 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
3850 2010-04-29 Richard Guenther <rguenther@suse.de>
3853 * plugin.h (invoke_plugin_callbacks): Annotate arguments
3854 with ATTRIBUTE_UNUSED.
3856 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
3859 * config/i386/i386.c (get_some_local_dynamic_name): Replace
3860 INSN_P with NONDEBUG_INSN_P.
3861 (distance_non_agu_define): Likewise.
3862 (distance_agu_use): Likewise.
3864 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
3866 From Dominique d'Humieres <dominiq@lps.ens.fr>
3868 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
3871 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
3873 * plugin.h (invoke_plugin_callbacks): New inline function.
3874 * plugin.c (flag_plugin_added): New global flag.
3875 (add_new_plugin): Initialize above flag.
3876 (invoke_plugin_callbacks): Rename to ...
3877 (invoke_plugin_callbacks_full): ... this.
3879 2010-04-28 Jan Hubicka <jh@suse.cz>
3881 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
3882 (lto_varpool_replace_node): New.
3883 (lto_symtab_resolve_symbols): Resolve varpool nodes.
3884 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
3885 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
3886 * cgraph.h (varpool_node_ptr): New type.
3887 (varpool_node_ptr): New vector.
3888 (varpool_node_set_def): New structure.
3889 (varpool_node_set): New type.
3890 (varpool_node_set): New vector.
3891 (varpool_node_set_element_def): New structure.
3892 (varpool_node_set_element, const_varpool_node_set_element): New types.
3893 (varpool_node_set_iterator): New type.
3894 (varpool_node): Add prev pointers, add used_from_other_partition,
3896 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
3897 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
3898 varpool_get_node, varpool_remove_node): Declare.
3899 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
3900 varpool_node_set_size): New inlines.
3901 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
3902 * tree-pass.h (varpool_node_set_def): Forward declare.
3903 (ipa_opt_pass_d): Summary writting takes vnode sets too.
3904 (ipa_write_optimization_summaries): Update prototype.
3905 * ipa-cp.c (ipcp_write_summary): Update.
3906 * ipa-reference.c (ipa_reference_write_summary): Update.
3907 * lto-cgraph.c (lto_output_varpool_node): New static function.
3908 (output_varpool): New function.
3909 (input_varpool_node): New static function.
3910 (input_varpool_1): New function.
3911 (input_cgraph): Input varpool.
3912 * ipa-pure-const.c (pure_const_write_summary): Update.
3913 * lto-streamer-out.c (lto_output): Update, output varpool too.
3914 (write_global_stream): Kill WPA hack.
3915 (produce_asm_for_decls): Update.
3916 (output_alias_pair_p): Handle variables.
3917 (output_unreferenced_globals): Output only needed partition of varpool.
3918 * ipa-inline.c (inline_write_summary): Update.
3919 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
3921 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
3922 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
3923 varpool_node_set_new, varpool_node_set_add,
3924 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
3925 debug_varpool_node_set): New functions.
3926 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
3927 (execute_one_pass): Process new decls too.
3928 (ipa_write_summaries_2): Pass around vsets.
3929 (ipa_write_summaries_1): Likewise.
3930 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
3932 (ipa_write_optimization_summaries_1): Pass around vsets.
3933 (ipa_write_optimization_summaries): Likewise.
3934 * varpool.c (varpool_get_node): New.
3935 (varpool_node): Update doubly linked lists.
3936 (varpool_remove_node): New.
3937 (dump_varpool_node): More dumping.
3938 (varpool_enqueue_needed_node): Update doubly linked lists.
3939 (decide_is_variable_needed): Kill ltrans hack.
3940 (varpool_finalize_decl): Kill lto hack.
3941 (varpool_assemble_decl): Skip decls in other partitions.
3942 (varpool_assemble_pending_decls): Update doubly linkes lists.
3943 (varpool_empty_needed_queue): Likewise.
3944 (varpool_extra_name_alias): Likewise.
3945 * lto-streamer.c (lto_get_section_name): Add vars section.
3946 * lto-streamer.h (lto_section_type): Update.
3947 (output_varpool, input_varpool): Declare.
3949 2010-04-28 Mike Stump <mikestump@comcast.net>
3951 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
3953 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3955 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
3956 record or union type with RECORD_OR_UNION_TYPE_P predicate.
3957 (lto_input_ts_type_tree_pointers): Likewise.
3958 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
3959 (lto_output_ts_type_tree_pointers): Likewise.
3961 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3963 Uniquization of constants at the Tree level
3964 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
3965 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
3967 (tree_output_constant_def): Declare.
3968 * gimplify.c (gimplify_init_constructor): When using block copy, first
3969 uniquize the constant constructor on the RHS.
3970 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
3971 DECL_IN_CONSTANT_POOL flag.
3972 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
3973 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
3975 (assemble_variable): Deal with symbols belonging to the tree constant
3977 (get_constant_section): Add ALIGN parameter and simplify.
3978 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
3979 (assemble_constant_contents): Use the expression of the VAR_DECL.
3980 (output_constant_def_contents): Use the alignment of the VAR_DECL.
3981 (tree_output_constant_def): New global function.
3982 (mark_constant): Use the expression of the VAR_DECL.
3983 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
3985 (output_object_block): Likewise and assemble the expression.
3987 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3989 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
3990 hash_tree, eq_tree): New tree hash table.
3991 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
3992 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
3993 lto_orig_address_remove): Reimplement.
3995 2010-04-28 Xinliang David Li <davidxl@google.com>
3998 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
3999 (compute_uninit_opnds_pos): New function.
4000 (is_non_loop_exit_postdominating): New function.
4001 (compute_control_dep_chain): New function.
4002 (find_pdom): New function.
4003 (convert_control_dep_chain_into_preds): New function.
4004 (find_predicates): New function.
4005 (find_control_equiv_block): New function.
4006 (collect_phi_def_edges): New function.
4007 (find_def_preds): New function.
4008 (find_dom): New function.
4009 (dump_predicates): New function.
4010 (get_cmp_code): New function.
4011 (is_value_included_in): New function.
4012 (find_matching_predicate_in_rest_chains): New function.
4013 (use_pred_not_overlap_with_undef_path_pred): New function.
4014 (is_use_properly_guarded): New function.
4015 (normalize_cond_1): New function.
4016 (is_and_or_or): New function.
4017 (normalize_cond): New function.
4018 (is_gcond_subset_of): New function.
4019 (is_subset_of_any): New function.
4020 (is_or_set_subset_of): New function.
4021 (is_and_set_subset_of): New function.
4022 (is_norm_cond_subset_of): New function.
4023 (is_pred_expr_subset_of): New function.
4024 (is_pred_chain_subset_of): New function.
4025 (is_included_in): New function.
4026 (is_superset_of): New function.
4027 (find_uninit_use): New function.
4028 (warn_uninitialized_phi): New function.
4029 (compute_possibly_undefined_names): New function.
4030 (ssa_undefined_value_p): New function.
4031 (execute_late_warn_uninitialized): New function.
4032 * tree-ssa.c (ssa_undefined_value_p): Removed.
4033 (warn_uninit): Changed to extern.
4034 (warn_uninitialized_phi): Removed.
4035 (warn_uninitialized_vars): Changed to extern.
4036 (execute_late_warn_uninitialized): Removed
4037 * tree-flow.h: Add new prototypes.
4038 * timevar.def: Add new time variable.
4039 * Makefile.in: Add new build file.
4041 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
4043 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4046 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4049 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
4051 2010-04-28 Martin Jambor <mjambor@suse.cz>
4053 * cgraph.h (struct cgraph_node): New field indirect_calls.
4054 (struct cgraph_indirect_call_info): New type.
4055 (struct cgraph_edge): Removed field indirect_call. New fields
4056 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
4057 (cgraph_create_indirect_edge): Declare.
4058 (cgraph_make_edge_direct): Likewise.
4059 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
4060 * ipa-prop.h (struct ipa_param_call_note): Removed.
4061 (struct ipa_node_params): Removed field param_calls.
4062 (ipa_create_all_structures_for_iinln): Declare.
4063 * cgraph.c: Described indirect edges and uids in initial comment.
4064 (cgraph_add_edge_to_call_site_hash): New function.
4065 (cgraph_edge): Search also among the indirect edges, use
4066 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
4067 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
4068 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
4070 (initialize_inline_failed): Assign a reason to indirect edges.
4071 (cgraph_create_edge_1): New function.
4072 (cgraph_create_edge): Moved some functionality to
4073 cgraph_create_edge_1.
4074 (cgraph_create_indirect_edge): New function.
4075 (cgraph_edge_remove_callee): Add an assert checking for
4077 (cgraph_edge_remove_caller): Special-case indirect edges.
4078 (cgraph_remove_edge): Likewise.
4079 (cgraph_set_edge_callee): New function.
4080 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
4081 (cgraph_make_edge_direct): New function.
4082 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
4083 the declaration of the call statement matches.
4084 (cgraph_node_remove_callees): Special-case indirect edges.
4085 (cgraph_clone_edge): Likewise.
4086 (cgraph_clone_node): Clone also the indirect edges.
4087 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
4088 indirect_call, dump count of indirect_calls edges.
4089 * ipa-prop.c (iinlining_processed_edges): New variable.
4090 (ipa_note_param_call): Create indirect edges instead of
4091 creating notes. New parameter node.
4092 (ipa_analyze_call_uses): New parameter node, pass it on to
4093 ipa_note_param_call.
4094 (ipa_analyze_stmt_uses): Likewise.
4095 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
4096 (print_edge_addition_message): Work on edges rather than on notes.
4097 (update_call_notes_after_inlining): Likewise, renamed to
4098 update_indirect_edges_after_inlining.
4099 (ipa_create_all_structures_for_iinln): New function.
4100 (ipa_free_node_params_substructures): Do not free notes.
4101 (ipa_edge_duplication_hook): Propagate bits within
4102 iinlining_processed_edges bitmap.
4103 (ipa_node_duplication_hook): Do not duplicate notes.
4104 (free_all_ipa_structures_after_ipa_cp): Renamed to
4105 ipa_free_all_structures_after_ipa_cp.
4106 (free_all_ipa_structures_after_iinln): Renamed to
4107 ipa_free_all_structures_after_iinln.
4108 (ipa_write_param_call_note): Removed.
4109 (ipa_read_param_call_note): Removed.
4110 (ipa_write_indirect_edge_info): New function.
4111 (ipa_read_indirect_edge_info): Likewise.
4112 (ipa_write_node_info): Do not stream notes, do stream information
4114 (ipa_read_node_info): Likewise.
4115 (lto_ipa_fixup_call_notes): Removed.
4116 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
4117 * ipa-inline.c (pass_ipa_inline): Likewise.
4118 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
4119 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
4120 * tree-inline.c (copy_bb): Removed an unnecessary double check for
4122 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
4124 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
4125 (output_cgraph): Stream also indirect edges.
4126 (lto_output_edge): Added capability to stream indirect edges.
4127 (input_edge): Likewise.
4128 (input_cgraph_1): Likewise.
4129 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
4132 2010-04-28 Richard Guenther <rguenther@suse.de>
4134 PR tree-optimization/43879
4135 PR tree-optimization/43909
4136 * tree-ssa-structalias.c (struct variable_info): Add
4137 only_restrict_pointers flag.
4138 (new_var_info): Initialize it. Increment stats.total_vars here.
4139 (create_function_info_for): Do not increment stats.total_vars here.
4140 (get_function_part_constraint): Fix build with C++.
4141 (insert_into_field_list): Remove.
4142 (push_fields_onto_fieldstack): Properly merge fields.
4143 (create_variable_info_for): Split and simplify.
4144 (create_variable_info_for_1): New piece.
4145 (intra_create_variable_infos): Properly make restrict constraints
4148 2010-04-28 Richard Guenther <rguenther@suse.de>
4151 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
4153 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
4154 Jan Hubicka <hubicka@ucw.cz>
4156 * doc/invoke.texi (-Wsuggest-attribute=const,
4157 -Wsuggest-attribute=pure): Document.
4158 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
4159 (function_always_visible_to_compiler_p,
4160 suggest_attribute, warn_function_pure, warn_function_const):
4162 (check_call): Improve debug info.
4163 (analyze_function): Do not check availability.
4164 (add_new_function): Check availability.
4165 (propagate): Output warnings.
4166 (skip_function_for_local_pure_const): New function.
4167 (local_pure_const): Use it; output warnings.
4168 * common.opt (Wsuggest-attribute=const,
4169 Wsuggest-attribute=pure): New.
4171 2010-04-27 Jakub Jelinek <jakub@redhat.com>
4173 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
4174 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
4175 or DW_CFA_def_cfa_offset{,_sf}.
4177 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
4179 * tree.h: Fix truncated long macros.
4181 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
4183 * collect2.c (TARGET_64BIT): Redefine to target's default.
4184 * tlink.c: Likewise.
4185 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
4186 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
4187 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
4188 for underscoring __USER_LABEL_PREFIX__.
4189 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
4190 (SUB_LINK_ENTRY32): New.
4191 (SUB_LINK_ENTRY64): New.
4192 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
4193 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
4194 (SUB_LINK_ENTRY64): New.
4195 (SUB_LINK_ENTRY): New.
4196 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
4197 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
4198 x64 target is choosen.
4199 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
4200 * configure: Regenerated.
4201 * configure.ac (leading-mingw64-underscores): Option added.
4203 2010-04-27 Jan Hubicka <jh@suse.cz>
4205 * doc/invoke.texi (-fipa-profile): Document.
4206 * opts.c (decode_options): Enable ipa-profile at -O1.
4207 * timevar.def (TV_IPA_PROFILE): Define.
4208 * common.opt (fipa-profile): Add.
4209 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
4211 (cgraph_propagate_frequency): Handle only local ones.
4212 * tree-pass.h (pass_ipa_profile): Declare.
4213 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
4214 (pass_ipa_profile): Use TV_IPA_PROFILE.
4215 * ipa.c (ipa_profile): New function.
4216 (gate_ipa_profile): Likewise.
4217 (pass_ipa_profile): New global variable.
4218 * passes.c (pass_ipa_profile): New.
4220 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
4222 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
4224 2010-04-27 Martin Jambor <mjambor@suse.cz>
4227 * ipa.c (dissolve_same_comdat_group_list): New function.
4228 (function_and_variable_visibility): Call
4229 dissolve_same_comdat_group_list when comdat group contains external or
4231 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
4232 lists are circular and that they contain only DECL_ONE_ONLY nodes.
4234 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
4236 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
4237 (const_hash_1) <VECTOR_CST>: New case.
4238 (compare_constant) <VECTOR_CST>: Likewise.
4239 <ADDR_EXPR>: Deal with LABEL_REFs.
4240 (copy_constant) <VECTOR_CST>: New case.
4242 2010-04-27 Jan Hubicka <jh@suse.cz>
4244 * cgraph.c (cgraph_propagate_frequency): New function.
4245 * cgraph.h (cgraph_propagate_frequency): Declare.
4246 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
4247 cgraph_propagate_frequency.
4249 2010-04-27 Jakub Jelinek <jakub@redhat.com>
4251 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
4253 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
4256 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
4257 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
4258 here to determine which regs to push and how much stack to reserve.
4260 2010-04-27 Jie Zhang <jie@codesourcery.com>
4262 * doc/gimple.texi (gimple_statement_with_ops): Remove
4263 addresses_taken field.
4264 (gimple_statement_with_memory_ops): Likewise.
4266 2010-04-27 Jan Hubicka <jh@suse.cz>
4268 * tree-inline.c (eni_inlining_weights): Remove.
4269 (estimate_num_insns): Special case more builtins.
4271 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
4274 * c-typeck.c (build_binary_op): Move forward check for comparison
4275 pointer with null pointer constant and adjust the diagnostic message.
4277 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
4280 * configure.ac (gcc_cv_as_section_has_align): Set if installed
4281 binutils supports extended .section directive needed by LTO, or
4282 warn if older binutils found.
4283 (LTO_BINARY_READER): New AC_SUBST'd variable.
4284 (LTO_USE_LIBELF): Likewise.
4285 * gcc/config.gcc (lto_binary_reader): New target-specific configure
4287 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
4288 (LTO_USE_LIBELF): Likewise.
4289 * configure: Regenerate.
4291 * collect2.c (is_elf): Rename from this ...
4292 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
4293 object files in addition to ELF-formatted ones.
4294 (scan_prog_file): Caller updated. Also allow for LTO info marker
4295 symbol to be prefixed or not by an extra underscore.
4297 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
4298 * config/i386/winnt.c: Also #include lto-streamer.h
4299 (i386_pe_asm_named_section): Specify 1-byte section alignment for
4301 (i386_pe_asm_output_aligned_decl_common): Add comment.
4302 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
4304 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
4307 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
4308 Add missing earlyclobber for second alternative.
4310 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
4312 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
4313 bits for artificial defs at the top of the block.
4314 * fwprop.c (single_def_use_enter_block): Don't call it.
4316 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
4319 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
4320 instead of "$gcc_cv_objdump -T".
4321 Use "-undefined dynamic_lookup" on darwin.
4322 * gcc/configure: Regenerate.
4324 2010-04-26 Jakub Jelinek <jakub@redhat.com>
4327 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
4329 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4331 * c-parser.c (struct c_token): Move location field up.
4332 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
4333 (struct c_declspecs): Convert typespec_word, storage_class, and
4334 default_int_p into bitfields.
4335 (struct c_declarator): Move loc field up.
4337 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4339 * cfgloop.h (struct loop): Move can_be_parallel field up.
4340 * ipa-prop.h (struct ip_node_params): Move bitfields up.
4341 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
4343 (struct iv_cand): Convert pos field into a bitfield.
4344 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
4346 (struct _stmt_vec_info): Shuffle fields for better packing.
4348 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4350 * varasm.c (IN_NAMED_SECTION): Remove guard.
4351 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
4352 (IN_NAMED_SECTION_P): ...this.
4353 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
4354 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
4356 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4358 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
4359 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
4360 of shadowing it. Fix comments.
4362 2010-04-26 Jan Hubicka <jh@suse.cz>
4364 * cgraph.c (cgraph_create_node): Set node frequency to normal.
4365 (cgraph_clone_node): Copy function frequency.
4366 * cgraph.h (node_frequency): New enum
4367 (struct cgraph_node): Add.
4368 * final.c (rest_of_clean_state): Update.
4369 * lto-cgraph.c (lto_output_node): Output node frequency.
4370 (input_overwrite_node): Input node frequency.
4371 * tre-ssa-loop-ivopts (computation_cost): Update.
4372 * lto-streamer-out.c (output_function): Do not output function
4374 * predict.c (maybe_hot_frequency_p): Update and handle functions
4376 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
4378 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
4379 (compute_function_frequency): Set noreturn functions to be executed
4381 (choose_function_section): Update.
4382 * lto-streamer-in.c (input_function): Do not input function frequency.
4383 * function.c (allocate_struct_function): Do not initialize function
4385 * function.h (function_frequency): Remove.
4386 (struct function): Remove function frequency.
4387 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
4388 (try_update): Update.
4389 * tree-inline.c (initialize_cfun): Do not update function frequency.
4390 * passes.c (pass_init_dump_file): Update.
4391 * i386.c (ix86_compute_frame_layout): Update.
4392 (ix86_pad_returns): Update.
4394 2010-04-26 Jie Zhang <jie@codesourcery.com>
4396 PR tree-optimization/43833
4397 * tree-vrp.c (range_int_cst_p): New.
4398 (range_int_cst_singleton_p): New.
4399 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
4400 when both operands are constants. Use range_int_cst_p in
4403 2010-04-26 Jan Hubicka <jh@suse.cz>
4405 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
4407 2010-04-26 Richard Guenther <rguenther@suse.de>
4410 * gimple.c (gimple_decl_printable_name): Deal gracefully
4411 with a NULL DECL_NAME.
4413 2010-04-26 Richard Guenther <rguenther@suse.de>
4416 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
4417 if emitting debug information and it is either a function
4418 or a namespace decl.
4420 2010-04-26 Ira Rosen <irar@il.ibm.com>
4422 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
4423 determine if the statement is vectorizable, and a macro to access it.
4424 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4425 Skip statements that can't be vectorized. If the analysis fails,
4426 mark the statement as unvectorizable if vectorizing basic block.
4427 (vect_compute_data_refs_alignment): Likewise.
4428 (vect_verify_datarefs_alignment): Skip statements marked as
4429 unvectorizable. Add print.
4430 (vect_analyze_group_access): Skip statements that can't be
4431 vectorized. If the analysis fails, mark the statement as
4432 unvectorizable if vectorizing basic block.
4433 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
4434 * tree-vect-stmts.c (vectorizable_store): Fix the number of
4435 generated stmts for SLP.
4436 (new_stmt_vec_info): Initialize the new field.
4437 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
4438 statements marked as unvectorizable.
4440 2010-04-25 Joseph Myers <joseph@codesourcery.com>
4442 * c-common.c (flag_isoc1x): New.
4443 (flag_isoc99): Update comment.
4444 * c-common.h (flag_isoc1x): New.
4445 (flag_isoc99): Update comment.
4446 * c-cppbuiltin.c (builtin_define_float_constants): Also define
4447 __<type>_DECIMAL_DIG__.
4448 * c-opts.c (set_std_c1x): New.
4449 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
4450 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
4451 * c.opt (-std=c1x, -std=gnu1x): New options.
4452 * doc/cpp.texi: Mention -std=c1x.
4453 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
4454 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
4455 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
4456 * doc/standards.texi: Mention C1X.
4457 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
4458 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
4459 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
4462 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
4464 * config/i386/gmon-sol2.c (_mcleanup): Change format string
4465 placeholder from 0x%x to %#x.
4466 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
4467 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
4468 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
4469 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
4470 * config/i386/i386.c (ix86_target_string): Ditto.
4471 (output_pic_addr_const): Ditto.
4472 (print_operand): Ditto.
4474 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
4476 * combine.c (find_split_point): Add third argument. Use it
4477 to find nested multiply-accumulate instructions. Adjust calls.
4478 (try_combine): Adjust call to find_split_point.
4480 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
4482 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
4484 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
4486 PR tree-optimization/41442
4487 * fold-const.c (merge_truthop_with_opposite_arm): New function.
4488 (fold_binary_loc): Call it.
4490 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4492 * toplev.c (general_init): Set default for fdiagnostics-show-option.
4493 * opts.c (common_handle_option): Allow disabling it.
4494 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
4496 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
4498 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
4499 between modes if both types are integral.
4501 2010-04-23 Richard Guenther <rguenther@suse.de>
4503 PR tree-optimization/43572
4504 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
4506 2010-04-23 Richard Guenther <rguenther@suse.de>
4509 * tree-inline.c (tree_can_inline_p): Also check compatibility
4512 2010-04-23 Martin Jambor <mjambor@suse.cz>
4514 PR tree-optimization/43846
4515 * tree-sra.c (struct access): New flag grp_assignment_read.
4516 (build_accesses_from_assign): Set grp_assignment_read.
4517 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
4518 (enum mark_read_status): New type.
4519 (analyze_access_subtree): Propagate grp_assignment_read, create
4520 accesses also if both direct_read and root->grp_assignment_read.
4522 2010-04-23 Martin Jambor <mjambor@suse.cz>
4525 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
4526 function does not have type attributes.
4528 2010-04-23 Richard Guenther <rguenther@suse.de>
4531 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
4534 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4536 * sese.h (create_if_region_on_edge): Remove.
4538 * sese.c (create_if_region_on_edge): Make static.
4540 * tree-inline.c: Do not include ggc.h.
4542 * expr.c: Do not include ggc.h.
4544 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
4547 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
4550 * config/sh/sh.c (find_barrier): Don't emit a constant pool
4551 in the middle of insns for casesi_worker_2.
4553 2010-04-22 David Edelsohn <edelsohn@gnu.org>
4555 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
4557 2010-04-22 Ira Rosen <irar@il.ibm.com>
4559 PR tree-optimization/43842
4560 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
4561 loop unrolling in update of exit phis. Fix comment.
4562 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
4563 least two reduction statements in the loop before starting SLP
4566 2010-04-22 Nick Clifton <nickc@redhat.com>
4568 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
4570 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
4572 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
4575 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4577 * tree-parloops.c (loop_parallel_p): New argument
4578 parloop_obstack. Pass it down.
4579 (parallelize_loops): New variable parloop_obstack. Initialize it,
4580 pass it down, free it.
4582 * tree-loop-linear.c (linear_transform_loops): Pass down
4585 * tree-data-ref.h (lambda_compute_access_matrices): New argument
4586 of type struct obstack *.
4588 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
4589 scratch_obstack. Initialize it, pass down, free it.
4591 * lambda.h (lambda_loop_new): Remove.
4592 (lambda_matrix_new, lambda_matrix_inverse)
4593 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
4594 argument of type struct obstack *.
4596 * lambda-trans.c (lambda_trans_matrix_new): New argument
4597 lambda_obstack. Pass it down, use obstack allocation for ret.
4598 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
4601 * lambda-mat.c (lambda_matrix_get_column)
4602 (lambda_matrix_project_to_null): Remove.
4603 (lambda_matrix_new): New argument lambda_obstack. Use obstack
4605 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
4608 * lambda-code.c (lambda_loop_new): New function.
4609 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
4610 (lambda_compute_auxillary_space, lambda_compute_target_space)
4611 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
4612 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
4613 (build_access_matrix): New argument lambda_obstack. Use obstack
4615 (lambda_compute_step_signs, lambda_compute_access_matrices): New
4616 argument lambda_obstack. Pass it down.
4618 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4620 * optabs.h (expand_widening_mult): Declare.
4622 2010-04-22 Richard Guenther <rguenther@suse.de>
4624 PR tree-optimization/43845
4625 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
4626 lookup the CALL_EXPR function and arguments.
4628 2010-04-22 Nick Clifton <nickc@redhat.com>
4630 * config/stormy16/stormy16.c
4631 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
4632 * config/stormy16/stormy16.h: Tidy up formatting.
4633 (DONT_USE_BUILTIN_SETJMP): Remove definition.
4634 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
4635 (ineqbranchsi): Delete pattern.
4636 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
4637 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
4638 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
4639 stormy16-lib2-ucmpsi2.c.
4641 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4643 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
4644 df_simulate_find_noclobber_defs as appropriate. Keep track of an
4645 extra set merge_set_noclobber, and use it to relax the final test
4647 * df.h (df_simulate_find_noclobber_defs): Declare.
4648 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
4650 (df_simulate_find_noclobber_defs): New function.
4652 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
4654 * config/i386/i386.md: Use {} around multi-line preparation statements.
4656 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4658 * c-tree.h (push_init_level, pop_init_level, set_init_index)
4659 (process_init_element): New argument of type struct obstack *.
4661 * c-typeck.c (push_init_level, pop_init_level, set_designator)
4662 (set_init_index, set_init_label, set_nonincremental_init)
4663 (set_nonincremental_init_from_string, find_init_member)
4664 (output_init_element, output_pending_init_elements)
4665 (process_init_element): New argument braced_init_obstack. Pass it
4667 (push_range_stack, add_pending_init): New argument
4668 braced_init_obstack. Use obstack allocation.
4670 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
4671 braced_init_obstack. Pass it down.
4672 (c_parser_braced_init): New variables ret, braced_init_obstack.
4673 Initialize obstack, pass it down and finally free it.
4675 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4678 * tree-pass.h (pass_optimize_widening_mul): Declare.
4679 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
4680 gate_optimize_widening_mul): New static functions.
4681 (pass_optimize_widening_mul): New.
4682 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
4683 <case MULT_EXPR>: Remove support for widening multiplies.
4684 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
4685 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
4686 simplify_gen_unary rather than directly building extensions.
4687 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
4689 * expmed.c (expand_widening_mult): New function.
4690 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
4692 2010-04-21 Jan Hubicka <jh@suse.cz>
4694 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
4695 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
4696 * lto-wpa-fixup.c: Remove.
4697 * Makefile.in (lto-wpa-fixup.o): Remove.
4698 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
4699 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
4700 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
4702 2010-04-21 Jan Hubicka <jh@suse.cz>
4704 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
4705 add write_optimization_summary, read_optimization_summary.
4706 (ipa_write_summaries_of_cgraph_node_set): Remove.
4707 (ipa_write_optimization_summaries): Declare.
4708 (ipa_read_optimization_summaries): Declare.
4709 * ipa-cp.c (pass_ipa_cp): Update.
4710 * ipa-reference.c (pass_ipa_reference): Update.
4711 * ipa-pure-const.c (pass_ipa_pure_const): Update.
4712 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
4714 * ipa-inline.c (pass_ipa_inline): Update.
4715 * ipa.c (pass_ipa_whole_program): Update.
4716 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
4717 * passes.c (ipa_write_summaries_1): Do not test wpa.
4718 (ipa_write_optimization_summaries_1): New.
4719 (ipa_write_optimization_summaries): New.
4720 (ipa_read_summaries): Do not test ltrans.
4721 (ipa_read_optimization_summaries_1): New.
4722 (ipa_read_optimization_summaries): New.
4724 2010-04-21 Jan Hubicka <jh@suse.cz>
4726 * lto-cgraph.c (lto_output_node): Do not output comdat groups
4728 (output_cgraph): Do not arrange comdat groups for boundary nodes.
4730 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4733 * dwarf2out.c (add_name_and_src_coords_attributes): Add
4734 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
4736 2010-04-21 Jan Hubicka <jh@suse.cz>
4738 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
4740 2010-04-21 Jan Hubicka <jh@suse.cz>
4742 * varpool.c (decide_is_variable_needed): Variable is always needed
4745 2010-04-21 Jan Hubicka <jh@suse.cz>
4747 * opts.c (decode_options): Enable pure-const pass for whopr.
4749 2010-04-21 Jan Hubicka <jh@suse.cz>
4751 * cgraph.c (dump_cgraph_node): Dump also assembler name.
4752 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
4754 (cgraph_decide_inlining): Do not expect callee to be removed in all
4757 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
4759 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
4761 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
4763 * config/i386/i386.md (x86_shrd): Add athlon_decode and
4764 amdfam10_decode attributes.
4766 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4769 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
4770 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
4771 (lower_copyprivate_clauses): Use private var in outer
4772 context instead of original var. Make sure the types
4773 are correct for VLAs.
4775 2010-04-21 Richard Guenther <rguenther@suse.de>
4777 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
4778 to non-pointer objects.
4780 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4782 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
4783 last chain entry if it starts with the still current label.
4784 (add_location_or_const_value_attribute): Check that
4785 loc_list->first->next is NULL instead of comparing ->first with ->last.
4786 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
4787 to add_var_loc_to_decl.
4789 * dwarf2out.c (output_call_frame_info): For dw_cie_version
4790 >= 4 add also address size and segment size fields into CIE header.
4792 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
4793 long as address size is the same as sizeof (void *) and
4795 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
4796 address size or segment size is unexpected, return DW_EH_PE_omit.
4797 (classify_object_over_fdes): If get_cie_encoding returned
4798 DW_EH_PE_omit, return -1.
4799 (init_object): If classify_object_over_fdes returned -1,
4800 pretend there were no FDEs at all.
4802 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
4804 * config/i386/i386.md (bswap<mode>2): Macroize expander from
4805 bswap{si,di}2 using SWI48 mode iterator.
4806 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
4807 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
4808 set modrm attribute of bswap insn to 0 and remove length attribute.
4809 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
4810 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
4811 set mode attribute to <MODE> and remove length attribute.
4813 2010-04-20 James E. Wilson <wilson@codesourcery.com>
4815 PR rtl-optimization/43520
4816 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
4817 zero available registers.
4819 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4821 * builtins.c (fold_builtin_cproj): Fold more cases.
4823 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4825 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
4826 (fold_builtin_1): Fold builtin cproj.
4827 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
4828 Use ATTR_CONST_NOTHROW_LIST.
4830 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
4832 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
4833 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
4834 ffsi2_no_cmove for !TARGET_CMOVE.
4835 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
4836 (ffssi2): Remove expander.
4837 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
4839 (ctz<mode>2): Ditto from ctz{si,di}2.
4840 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
4842 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
4845 2010-04-20 Jakub Jelinek <jakub@redhat.com>
4847 * dwarf2out.c (AT_linkage_name): Define.
4848 (clone_as_declaration): Handle DW_AT_linkage_name.
4849 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
4850 of DW_AT_MIPS_linkage_name.
4851 (move_linkage_attr): Likewise.
4852 (dwarf2out_finish): Likewise.
4854 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
4857 * fold-const.c (fold_comparison): New folding rule.
4859 2010-04-20 Anatoly Sokolov <aesok@post.ru>
4861 * double-int.h (double_int_setbit): Declare.
4862 * double-int.c (double_int_setbit): New function.
4863 * rtl.h (immed_double_int_const): Declare.
4864 * emit-rtl.c (immed_double_int_const): New function.
4865 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
4866 and immed_double_int_const functions.
4867 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
4868 expand_copysign_bit): (Ditto.).
4869 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
4870 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
4871 * dojump.c (prefer_and_bit_test): (Ditto.).
4872 * expr.c (convert_modes, reduce_to_bit_field_precision,
4873 const_vector_from_tree): (Ditto.).
4874 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4876 2010-04-20 Jan Hubicka <jh@suse.cz>
4878 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
4879 (dump_cgraph_node): Dump new flags.
4880 * cgraph.h (struct cgraph_node): Add flags
4881 reachable_from_other_partition and in_other_partition.
4882 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
4883 other partition can not be removed.
4884 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
4885 the other partition must be output; silence sanity checking on
4886 leaking functions bodies from other paritition.
4887 * lto-cgraph.c (reachable_from_other_partition_p): New function.
4888 (lto_output_node): Output new flags; do not sanity check that inline
4889 clones are output; drop lto_forced_extern_inline_p code; do not mock
4890 visibility flags at partition boundaries.
4891 (add_node_to): New function.
4892 (output_cgraph): Use it to sort functions so masters appear before
4894 (input_overwrite_node): Input new flags.
4895 * passes.c (ipa_write_summaries): Do not call
4896 lto_new_extern_inline_states.
4897 * lto-section-out.c (forced_extern_inline,
4898 lto_new_extern_inline_states lto_delete_extern_inline_states,
4899 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
4900 * lto-streamer.h (lto_new_extern_inline_states,
4901 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
4902 lto_forced_extern_inline_p): Kill.
4904 2010-04-20 Richard Guenther <rguenther@suse.de>
4906 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
4907 from vars that can have pointers.
4908 (process_constraint): Dump useless constraints.
4910 2010-04-20 Richard Guenther <rguenther@suse.de>
4912 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
4913 (dump_sa_points_to_info): Remove asserts.
4914 (init_base_vars): nothing_id isn't an escape point nor does it
4917 2010-04-20 Jakub Jelinek <jakub@redhat.com>
4919 * tree.h (TYPE_REF_IS_RVALUE): Define.
4920 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
4921 should_move_die_to_comdat, prune_unused_types_walk): Handle
4922 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
4923 (modified_type_die, gen_reference_type_die): Emit
4924 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
4925 if TYPE_REF_IS_RVALUE and -gdwarf-4.
4927 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4930 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
4931 calls for -fpic -m31 if they have been sibcall optimized.
4933 2010-04-19 James E. Wilson <wilson@codesourcery.com>
4935 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
4936 ar.lc fixed and call-used.
4938 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
4940 2010-04-19 Jan Hubicka <jh@suse.cz>
4942 * opts.c (decode_options): Disable whpr incompatible passes.
4943 * lto/lto.c (lto_1_to_1_map): Skip clones.
4944 (read_cgraph_and_symbols): Do not mark everything as needed.
4945 (do_whole_program_analysis): Do map only after optimizing;
4946 set proper cgraph_state; use passmanager.
4948 2010-04-19 DJ Delorie <dj@redhat.com>
4950 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
4951 POINTER_PLUS_EXPR and fix them.
4953 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
4955 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
4956 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
4957 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
4958 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
4959 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
4960 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
4961 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
4962 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
4963 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
4964 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
4965 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
4967 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
4969 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
4970 (check_cond_move_block): Likewise.
4971 (cond_move_process_if_block): Likewise.
4972 (noce_find_if_block): Improve formatting.
4973 (find_if_header): Pass 0 to memset and tweak conditions.
4974 (cond_exec_find_if_block): Fix long lines and tweak conditions.
4976 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4978 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
4982 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
4983 with non-local decl doesn't need chain.
4985 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
4987 * ira-color.c (allocno_reload_assign): Avoid accumulating
4988 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
4990 2010-04-19 Martin Jambor <mjambor@suse.cz>
4992 * gimple.h (create_tmp_reg): Declare.
4993 * gimplify.c (create_tmp_reg): New function.
4994 (gimplify_return_expr): Use create_tmp_reg.
4995 (gimplify_omp_atomic): Likewise.
4996 (gimple_regimplify_operands): Likewise.
4997 * tree-dfa.c (make_rename_temp): Likewise.
4998 * tree-predcom.c (predcom_tmp_var): Likewise.
4999 (reassociate_to_the_same_stmt): Likewise.
5000 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
5001 (get_replaced_param_substitute): Likewise.
5002 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
5003 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
5004 * tree-ssa-pre.c (get_representative_for): Likewise.
5005 (create_expression_by_pieces): Likewise.
5006 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
5007 (create_tailcall_accumulator): Likewise.
5009 2010-04-19 Martin Jambor <mjambor@suse.cz>
5011 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
5013 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
5015 2010-04-19 Richard Guenther <rguenther@suse.de>
5017 PR tree-optimization/43796
5018 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
5019 from SCEV in the lattice.
5020 (vrp_visit_phi_node): Dump change.
5022 2010-04-19 Richard Guenther <rguenther@suse.de>
5024 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
5025 * configure: Re-generated.
5027 2010-04-19 Richard Guenther <rguenther@suse.de>
5029 PR tree-optimization/43783
5030 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
5031 constant ARRAY_REF operands two and three if possible.
5033 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
5036 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
5038 2010-04-19 Jie Zhang <jie@codesourcery.com>
5041 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
5043 2010-04-19 Ira Rosen <irar@il.ibm.com>
5045 PR tree-optimization/37027
5046 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
5047 and macro to access it.
5048 (vectorizable_reduction): Add argument.
5049 (vect_get_slp_defs): Likewise.
5050 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
5051 statements for possible use in SLP.
5052 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
5053 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
5054 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
5056 (vectorizable_reduction): Likewise.
5057 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
5059 (vectorizable_type_demotion, vectorizable_type_promotion,
5060 vectorizable_store): Likewise.
5061 (vect_analyze_stmt): Update call to vectorizable_reduction.
5062 (vect_transform_stmt): Likewise.
5063 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
5064 (vect_build_slp_tree): Fix indentation. Check that there are no loads
5065 from different interleaving chains in same node.
5066 (vect_slp_rearrange_stmts): New function.
5067 (vect_supported_load_permutation_p): Allow load permutations for
5068 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
5069 inside SLP nodes if necessary.
5070 (vect_analyze_slp_instance): Handle reductions.
5071 (vect_analyze_slp): Try to build SLP instances originating from groups
5073 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
5074 (vect_get_constant_vectors): Create initial vectors for reductions
5075 according to reduction code. Add new argument.
5076 (vect_get_slp_defs): Add new argument, pass it to
5077 vect_get_constant_vectors.
5078 (vect_schedule_slp_instance): Remove SLP tree root statements.
5080 2010-04-19 Jakub Jelinek <jakub@redhat.com>
5082 * tree.h (ENUM_IS_SCOPED): Define.
5083 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
5084 for ENUM_IS_SCOPED enums.
5086 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
5088 * fold-const.c (fold_comparison): Use ssizetype.
5089 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
5090 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
5091 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
5092 * tree-object-size.c (compute_object_sizes): Use size_type_node.
5094 * tree.h (initialize_sizetypes): Remove parameter.
5095 (build_common_tree_nodes): Remove second parameter.
5096 * stor-layout.c (initialize_sizetypes): Remove parameter.
5097 Always create an unsigned type.
5098 (set_sizetype): Assert that the passed type is unsigned and simplify.
5099 * tree.c (build_common_tree_nodes): Remove second parameter.
5100 Adjust call to initialize_sizetypes.
5101 * c-decl.c (c_init_decl_processing): Remove second argument in call to
5102 build_common_tree_nodes.
5104 2010-04-18 Matthias Klose <doko@ubuntu.com>
5106 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
5108 2010-04-18 Ira Rosen <irar@il.ibm.com>
5110 PR tree-optimization/43771
5111 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
5112 load permutation doesn't have gaps.
5114 2010-04-18 Jan Hubicka <jh@suse.cz>
5116 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
5117 (sse_prologue_save_insn expander): Use new pattern.
5118 (sse_prologue_save_insn1): New pattern and splitter.
5119 (sse_prologue_save_insn): Update to deal also with 64bit aligned
5121 * i386.c (setup_incoming_varargs_64): Do not compute jump
5123 (ix86_gimplify_va_arg): Update alignment needed.
5124 (ix86_local_alignment): Do not align all local arrays to 128bit.
5126 2010-04-17 Jan Hubicka <jh@suse.cz>
5128 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
5130 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
5132 * arm.md (negdi2): Remove redundant code to force values into a
5135 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
5137 * arm/bpabi.S: Add EABI alignment attributes to objects.
5138 * arm/bpabi-v6m.S: Likewise.
5139 * arm/crti.asm: Likewise.
5140 * arm/crtn.asm: Likewise.
5141 * arm/lib1funcs.asm: Likewise.
5142 * arm/libunwind.S: Likewise.
5144 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
5146 * arm-protos.h (tune_params): New structure.
5147 * arm.c (current_tune): New variable.
5148 (arm_constant_limit): Delete.
5149 (struct processors): Add pointer to the tune parameters.
5150 (arm_slowmul_tune): New tuning option.
5151 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
5152 (all_cores): Adjust to pick up the tuning model.
5153 (arm_constant_limit): New function.
5154 (arm_override_options): Select the appropriate tuning model. Delete
5155 initialization of arm_const_limit.
5156 (arm_split_constant): Use the new constant-limit model.
5157 (arm_rtx_costs): Pick up the current tuning model.
5158 * arm.md (is_strongarm, is_xscale): Delete.
5159 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
5160 for Xscale variant architectures.
5161 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
5163 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5165 * config/arm/arm.c (arm_gen_constant): Remove unused variable
5167 (arm_rtx_costs_1): Remove unused variable extra_cost.
5168 (arm_unwind_emit_set): Use variable offset.
5169 (thumb1_output_casesi): Remove unused variable flags.
5171 2010-04-16 Jeff Law <law@redhat.com>
5173 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
5174 needing assignment rather than doing a two-phase assignment. Remove
5175 unused variable 'm'.
5177 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5180 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
5182 2010-04-16 Doug Kwan <dougkwan@google.com>
5184 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
5185 (next_operand_entry_id): New static variable.
5186 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
5187 (add_to_ops_vec): Assigned unique ID to operand entry.
5188 (struct oecount_s): New field ID.
5189 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
5190 (undistribute_ops_list): Assign unique IDs to oecounts.
5191 (init_reassoc): reset next_operand_entry_id.
5193 2010-04-16 Doug Kwan <dougkwan@google.com>
5195 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
5196 missing left parenthesis.
5198 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
5200 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
5201 *btdi_rex64 using SWI48 mode iterator.
5202 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
5203 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
5204 *jcc_btdi_mask_rex64.
5206 2010-04-16 Anatoly Sokolov <aesok@post.ru>
5208 * double-int.h (tree_to_double_int): Convert to macro.
5209 * double-int.c (tree_to_double_int): Remove.
5211 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5214 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
5215 with want_address 2 and in case a single element list might be
5216 possible, call it again with want_address 0.
5218 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5220 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
5221 case 'W' print operands for HI mode.
5222 * config/h8300/h8300.h (Y0, Y2) : New constraints.
5223 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
5224 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
5225 * config/h8300/predicate.md (bit_register_indirect_operand): New.
5227 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
5229 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
5230 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
5231 #xx:3 and #xx:4 mode.
5233 * config/h8300/h8300.md (inverted load with HImode dest): Add
5234 support for H8300SX.
5236 * config/h8300/predicate.md (bit_operand): Allow immediate values that
5237 satisfy 'U' constraint.
5239 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5241 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
5242 * configure: Regenerate.
5243 * config.in: Regenerate.
5244 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
5247 2010-04-16 Richard Guenther <rguenther@suse.de>
5249 * tree.h (struct tree_decl_minimal): Move pt_uid ...
5250 (struct tree_decl_common): ... here.
5251 (DECL_PT_UID): Adjust.
5252 (SET_DECL_PT_UID): Likewise.
5253 (DECL_PT_UID_SET_P): Likewise.
5255 2010-04-16 Richard Guenther <rguenther@suse.de>
5257 PR tree-optimization/43572
5258 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
5259 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
5260 * tree-flow.h (is_call_clobbered): Remove.
5261 * tree-flow-inline.h (is_call_clobbered): Likewise.
5262 * tree-dfa.c (dump_variable): Do not dump call clobber state.
5263 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
5264 (execute_return_slot_opt): Adjust.
5265 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
5266 check for call clobbered vars here.
5267 (find_tail_calls): Move tailcall verification to the
5270 2010-04-16 Diego Novillo <dnovillo@google.com>
5272 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
5274 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
5277 * config/arm/arm.md (cbranchqi4): New pattern.
5278 * config/arm/predicates.md (const0_operand,
5279 cbranchqi4_comparison_operator): New predicates.
5281 2010-04-16 Richard Guenther <rguenther@suse.de>
5283 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
5284 (dump_gimple_stmt): Likewise.
5286 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
5288 * recog.h (struct recog_data): New field is_operator.
5289 (struct insn_operand_data): New field is_operator.
5290 * recog.c (extract_insn): Set recog_data.is_operator.
5291 * genoutput.c (output_operand_data): Emit code to set the
5293 * reload.c (find_reloads): Use it rather than testing for an
5294 empty constraint string.
5297 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
5298 If the previous insn is a cbranchsi4_insn with the same arguments,
5299 omit the compare instruction.
5301 * config/arm/arm.md (addsi3_cbranch): If destination is a high
5302 register, inputs must be low registers and we need a low register
5303 scratch. Handle alternative 2 like alternative 3.
5305 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5307 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
5308 don't call get_addr on both. If one expression is a VALUE and
5309 the other a REG, check VALUE's locs if the REG isn't among them.
5311 2010-04-16 Christian Bruel <christian.bruel@st.com>
5313 * config/sh/sh.h (sh_frame_pointer_required): New function.
5314 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
5315 (flag_omit_frame_pointer) Set.
5316 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
5317 (rounded_frame_size): Adjust size with outgoing_args_size.
5318 (sh_set_return_address): Must return from stack pointer.
5319 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
5320 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
5321 (ACCUMULATE_OUTGOING_ARGS): Define.
5322 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
5323 * gcc/config/sh/sh.opt (maccumulate-outgoing-args): New option.
5325 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5328 * config/sh/sh.c (sh_legitimize_reload_address): Use
5329 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
5330 Remove a unneeded check for offset_base.
5332 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
5334 * configure: Regenerated.
5336 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5338 * config/s390/s390.c (s390_call_save_register_used): Switch back
5339 to HARD_REGNO_NREGS.
5341 2010-04-15 Richard Guenther <rguenther@suse.de>
5343 * alias.c (alias_set_subset_of): Handle alias-set zero
5346 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
5347 Julian Brown <julian@codesourcery.com>
5349 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
5350 alternatives according to use of high and low regs.
5351 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
5352 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
5353 optimizing for size on Thumb-2.
5355 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
5357 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
5359 2010-04-15 Richard Guenther <rguenther@suse.de>
5361 * tree-ssa-structalias.c (struct variable_info): Add
5363 (new_var_info): Initialize it.
5364 (dump_constraints): Support printing last added constraints.
5365 (debug_constraints): Adjust.
5366 (dump_constraint_graph): Likewise.
5367 (make_heapvar_for): Check for NULL cfun.
5368 (get_function_part_constraint): New function.
5369 (get_fi_for_callee): Likewise.
5370 (find_func_aliases): Properly implement IPA PTA constraints.
5371 (process_ipa_clobber): New function.
5372 (find_func_clobbers): Likewise.
5373 (insert_into_field_list_sorted): Remove.
5374 (create_function_info_for): Properly allocate vars for IPA mode.
5375 Do not use insert_into_field_list_sorted.
5376 (create_variable_info_for): Properly generate constraints for
5377 global vars in IPA mode.
5378 (dump_solution_for_var): Always dump the solution.
5379 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
5380 (find_what_var_points_to): Adjust.
5381 (pt_solution_set): Change.
5382 (pt_solution_ior_into): New function.
5383 (pt_solution_empty_p): Export.
5384 (pt_solution_includes_global): Adjust.
5385 (pt_solution_includes_1): Likewise.
5386 (pt_solutions_intersect_1): Likewise.
5387 (dump_sa_points_to_info): Check some invariants.
5388 (solve_constraints): Move constraint dumping ...
5389 (compute_points_to_sets): ... here.
5390 (ipa_pta_execute): ... and here.
5391 (compute_may_aliases): Do not re-compute points-to info
5392 locally if IPA info is available.
5393 (ipa_escaped_pt): New global var.
5394 (ipa_pta_execute): Properly implement IPA PTA.
5395 * tree-into-ssa.c (dump_decl_set): Support dumping
5396 decls not in referenced-vars.
5397 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
5398 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
5399 (dump_points_to_solution): Likewise.
5400 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
5401 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
5402 (remap_gimple_stmt): Reset call clobber/use information if necessary.
5403 (copy_decl_to_var): Copy DECL_PT_UID.
5404 (copy_result_decl_to_var): Likewise.
5405 * tree.c (make_node_stat): Initialize DECL_PT_UID.
5406 (copy_node_stat): Copy it.
5407 * tree.h (DECL_PT_UID): New macro.
5408 (SET_DECL_PT_UID): Likewise.
5409 (DECL_PT_UID_SET_P): Likewise.
5410 (struct tree_decl_minimal): Add pt_uid member.
5411 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
5412 (pt_solution_empty_p): Declare.
5413 (pt_solution_set): Adjust.
5414 (ipa_escaped_pt): Declare.
5415 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
5416 * gimple-pretty-print.c (pp_points_to_solution): New function.
5417 (dump_gimple_call): Dump call clobber/use information.
5418 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
5419 * tree-pass.h (TDF_ALIAS): New dump option.
5420 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
5421 * doc/invoke.texi (-fipa-pta): Update documentation.
5423 2010-04-15 Richard Guenther <rguenther@suse.de>
5425 * Makefile.in (OBJS-common): Add gimple-fold.o.
5426 (gimple-fold.o): New rule.
5427 * tree.h (maybe_fold_offset_to_reference,
5428 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
5430 * gimple.h: ... here.
5431 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
5432 may_propagate_address_into_dereference): Move prototypes ...
5433 * gimple.h: ... here.
5434 * tree-ssa-ccp.c (get_symbol_constant_value,
5435 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
5436 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
5437 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
5438 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
5439 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
5440 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
5441 gimplify_and_update_call_from_tree): Move ...
5442 * gimple-fold.c: ... here. New file.
5443 (ccp_fold_builtin): Rename to ...
5444 (gimple_fold_builtin): ... this.
5445 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
5447 2010-04-15 Richard Guenther <rguenther@suse.de>
5449 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
5450 fit_double_type, force_fit_type_double, add_double_with_sign,
5451 neg_double, mul_double_with_sign, lshift_double, rshift_double,
5452 lrotate_double, rrotate_double, div_and_round_double): Move ...
5453 * double-int.c: ... here.
5454 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
5455 add_double, neg_double, mul_double_with_sign, mul_double,
5456 lshift_double, rshift_double, lrotate_double, rrotate_double,
5457 div_and_round_double): Move prototypes ...
5458 * double-int.h: ... here.
5460 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
5463 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
5464 matching constraints to ensure inputs match the output.
5466 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5469 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
5470 in an input-only operand.
5472 2010-04-15 Anatoly Sokolov <aesok@post.ru>
5474 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
5475 (double_int_not, double_int_lshift, double_int_rshift): Declare.
5476 (double_int_negative_p): Convert to static inline function.
5477 * double-int.c (double_int_lshift, double_int_lshift): New functions.
5478 (double_int_negative_p): Remove.
5479 * tree.h (lshift_double, rshift_double):
5480 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
5481 * fold-const.c (fold_convert_const_int_from_real,
5482 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
5483 (lshift_double): Change type of arith argument to bool.
5484 (rshift_double): Change type of arith argument to bool. Correct
5486 * expmed.c (mask_rtx, lshift_value): (Ditto.).
5488 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
5491 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
5492 at the start and end of the then/else blocks, and omit them from the
5494 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
5495 argument; all callers changed. Pass zero to old_insns_match_p instead.
5496 (flow_find_head_matching_sequence): New function.
5497 (old_insns_match_p): Check REG_EH_REGION notes for calls.
5498 * basic-block.h (flow_find_cross_jump,
5499 flow_find_head_matching_sequence): Declare functions.
5501 2010-04-14 Jason Merrill <jason@redhat.com>
5504 * c-common.c (attribute_takes_identifier_p): New fn.
5505 * c-common.h: Declare it.
5507 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5509 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
5511 (*udivmod<mode>4): Ditto.
5513 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5515 * config/i386/i386.md (maxmin_int): Rename code attribute from
5516 maxminiprefix and update all users.
5517 (maxmin_float): Ditto from maxminfprefix.
5518 (logic): Ditto from logicprefix.
5519 (absneg_mnemonic): Ditto from absnegprefix.
5520 * config/i386/mmx.md: Update all users of maxminiprefix,
5521 maxminfprefix and logicprefix for rename.
5522 * config/i386/sse.md: Ditto.
5523 * config/i386/sync.md (sync_<code><mode>): Update for
5526 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
5529 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
5530 warnings converted to errors.
5532 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5534 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
5535 used insn_type variable.
5536 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
5537 to avoid set-but-not-used warning.
5539 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5541 * df-core.c (df_ref_debug): Change format string placeholder
5543 * dwarf2asm.c (dw2_asm_output_data_raw,
5544 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
5545 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
5546 * dwarf2out.c (output_cfi, output_cfi_directive,
5547 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
5548 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
5550 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
5551 * print-rtl.c (print_rtx): Ditto.
5553 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5556 * builtins.c (expand_builtin_pow_root): New function to expand pow
5557 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
5558 series of sqrt and cbrt calls under -ffast-math.
5559 (expand_builtin_pow): Call it.
5561 2010-04-14 Michael Matz <matz@suse.de>
5563 PR tree-optimization/42963
5564 * tree-cfg.c (touched_switch_bbs): New static variable.
5565 (group_case_labels_stmt): New function broken out from ...
5566 (group_case_labels): ... here, use the above.
5567 (start_recording_case_labels): Allocate touched_switch_bbs.
5568 (end_recording_case_labels): Deallocate it, call
5569 group_case_labels_stmt.
5570 (gimple_redirect_edge_and_branch): Remember index of affected BB.
5572 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5574 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
5577 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5579 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
5581 2010-04-13 Jan Hubicka <jh@suse.cz>
5583 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
5584 of optimized out static functions.
5585 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
5586 cost computation. Also sanity check for overflows.
5587 (update_caller_keys): Update cgraph_edge_badness call; properly
5588 update fibheap and sanity check that it is up to date.
5589 (add_new_edges_to_heap): Update cgraph_edge_badness.
5590 (cgraph_decide_inlining_of_small_function): Likewise;
5591 add sanity checking that badness in heap is up to date;
5592 improve dumping of reason; Update badness of calls to the
5593 offline copy of function currently inlined; dump badness
5594 of functions not inlined because of unit growth limits.
5596 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
5599 * c-common.c (pointer_int_sum): Disregard overflow that occured only
5600 because of sign-extension change when converting to sizetype here...
5601 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
5603 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
5604 the folding to constants. Remove redundant final conversion.
5605 (fold_binary) <associate>: Do not associate if the re-association of
5606 constants alone overflows.
5607 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
5608 to the end of the list.
5609 (multiple_of_p) <COND_EXPR>: New case.
5611 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
5613 * opt-functions.awk (opt_sanitized_name): New.
5615 * optc-gen.awk: Use it
5616 * opth-gen.awk: Use it.
5618 2010-04-13 Martin Jambor <mjambor@suse.cz>
5620 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
5621 (sra_modify_assign): Delete stmts loading dead data even if racc has no
5622 children. Call replace_uses_with_default_def_ssa_name to handle
5625 2010-04-13 Michael Matz <matz@suse.de>
5628 * builtins.c (expand_builtin_interclass_mathfn): Also create
5629 a register if the predicate doesn't match.
5631 2010-04-13 Diego Novillo <dnovillo@google.com>
5633 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
5634 * c-pch.c: Include timevar.h.
5635 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
5636 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
5637 * ggc-common.c: Include timevar.h.
5638 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
5639 * timevar.def (TV_PCH_SAVE): Define.
5640 (TV_PCH_CPP_SAVE): Define.
5641 (TV_PCH_PTR_REALLOC): Define.
5642 (TV_PCH_PTR_SORT): Define.
5643 (TV_PCH_RESTORE): Define.
5644 (TV_PCH_CPP_RESTORE): Define.
5646 2010-04-13 Michael Matz <matz@suse.de>
5648 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
5650 (can_reassociate_p): New function.
5651 (break_up_subtract_bb, reassociate_bb): Use it.
5653 2010-04-13 Richard Guenther <rguenther@suse.de>
5656 * builtins.c (c_readstr): Fix assert.
5658 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
5660 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
5661 when generating cltd insn.
5663 (*ashl<mode>3_1): Remove special handling for register operand 2.
5664 (*ashlsi3_1_zext): Ditto.
5665 (*ashlhi3_1): Ditto.
5666 (*ashlhi3_1_lea): Ditto.
5667 (*ashlqi3_1): Ditto.
5668 (*ashlqi3_1_lea): Ditto.
5669 (*<shiftrt_insn><mode>3_1): Ditto.
5670 (*<shiftrt_insn>si3_1_zext): Ditto.
5671 (*<shiftrt_insn>qi3_1_slp): Ditto.
5672 (*<rotate_insn><mode>3_1): Ditto.
5673 (*<rotate_insn>si3_1_zext): Ditto.
5674 (*<rotate_insn>qi3_1_slp): Ditto.
5676 2010-04-13 Richard Guenther <rguenther@suse.de>
5678 * tree-ssa-structalias.c (callused_id): Remove.
5679 (call_stmt_vars): New.
5680 (get_call_vi): Likewise.
5681 (lookup_call_use_vi): Likewise.
5682 (lookup_call_clobber_vi): Likewise.
5683 (get_call_use_vi): Likewise.
5684 (get_call_clobber_vi): Likewise.
5685 (make_transitive_closure_constraints): Likewise.
5686 (handle_const_call): Adjust to do per-call call-used handling.
5687 (handle_pure_call): Likewise.
5688 (find_what_var_points_to): Remove general callused handling.
5689 (init_base_vars): Likewise.
5690 (init_alias_vars): Initialize call_stmt_vars.
5691 (compute_points_to_sets): Process call-used and call-clobbered
5692 vars for call statements.
5693 (delete_points_to_sets): Free call_stmt_vars.
5695 2010-04-13 Richard Guenther <rguenther@suse.de>
5697 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5698 Only add RW dependence for dependence distance zero.
5699 Adjust maximal vectorization factor according to dependences.
5700 Move alignment handling ...
5701 (vect_find_same_alignment_drs): ... here. New function.
5702 (vect_analyze_data_ref_dependences): Adjust.
5703 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
5704 (vect_analyze_data_refs): Adjust minimal vectorization factor
5705 according to data references.
5706 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
5707 dependences before determining the vectorization factor.
5708 Analyze alignment after determining the vectorization factor.
5709 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
5710 dependences before alignment.
5711 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
5713 (vect_analyze_data_refs): Likewise.
5714 (MAX_VECTORIZATION_FACTOR): New define.
5716 2010-04-13 Duncan Sands <baldrick@free.fr>
5718 * except.h (lang_eh_type_covers): Remove.
5719 * except.c (lang_eh_type_covers): Likewise.
5721 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5722 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5724 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
5725 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
5726 UNITS_PER_LONG where it is ABI relevant.
5727 (s390_return_addr_rtx): Likewise.
5728 (s390_back_chain_rtx): Likewise.
5729 (s390_frame_area): Likewise.
5730 (s390_frame_info): Likewise.
5731 (s390_initial_elimination_offset): Likewise.
5732 (save_gprs): Likewise.
5733 (s390_emit_prologue): Likewise.
5734 (s390_emit_epilogue): Likewise.
5735 (s390_function_arg_advance): Likewise.
5736 (s390_function_arg): Likewise.
5737 (s390_va_start): Likewise.
5738 (s390_gimplify_va_arg): Likewise.
5739 (s390_function_profiler): Likewise.
5740 (s390_optimize_prologue): Likewise.
5741 (s390_rtx_costs): Likewise.
5742 (s390_secondary_reload): Likewise.
5743 (s390_promote_function_mode): Likewise.
5744 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
5745 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
5746 registers available.
5747 (s390_unwind_word_mode): New function.
5748 (s390_function_value): Split 64 bit values into register pair if
5749 used as return value.
5750 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
5751 function call parameters. Handle parallels.
5752 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
5753 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
5754 (DWARF_CIE_DATA_ALIGNMENT): New macro.
5755 (s390_expand_setmem): Remove unused variable src_addr.
5756 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
5757 deal with 64 bit registers.
5758 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
5759 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
5760 (UNITS_PER_LONG): New macro.
5761 * libjava/include/s390-signal.h: Define extended ucontext
5762 structure containing the upper halfs of the 64 bit registers.
5764 2010-04-13 Simon Baldwin <simonb@google.com>
5766 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
5768 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
5770 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
5771 rvalue on the RHS if the LHS is of a non-renamable type.
5772 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
5774 2010-04-13 Matthias Klose <doko@ubuntu.com>
5776 * gcc.c (cc1_options): Handle -iplugindir before processing
5777 the cc1 spec. Only add -iplugindir once.
5778 (cpp_unique_options): Add -iplugindir option if -fplugin* options
5780 * common.opt (iplugindir): Remove `Separate' property, initialize.
5781 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
5783 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
5784 (distclean): Remove plugin dir.
5785 * doc/invoke.texi: Document -iplugindir.
5787 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
5789 * doc/plugins.texi (Loading Plugins): Document short
5790 -fplugin=foo option.
5791 (Plugin API): Mention default_plugin_dir_name function.
5793 * gcc.c (find_file_spec_function): Add new declaration.
5794 (static_spec_func): Use it for "find-file".
5795 (find_file_spec_function): Add new function.
5796 (cc1_options): Add -iplugindir option if -fplugin* options found.
5798 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
5800 * plugin.c (add_new_plugin): Updated comment, and handle short
5802 (default_plugin_dir_name): Added new function.
5804 * common.opt (iplugindir): New option to set the plugin directory.
5806 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
5808 * config/i386/i386.md (any_rotate): New code iterator.
5809 (rotate_insn): New code attribute.
5811 (SWIM124): New mode iterator.
5812 (<rotate_insn>ti3): New expander.
5813 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
5814 any_rotate code iterator.
5815 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
5816 using any_rotate code iterator and SWIM124 mode iterator.
5817 (ix86_rotlti3): New insn_and_split pattern.
5818 (ix86_rotrti3): Ditto.
5819 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
5820 ix86_rotl{di,ti}3 patterns.
5821 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
5822 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
5823 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
5824 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
5825 code iterator and SWI mode iterator.
5826 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
5827 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
5829 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
5830 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
5831 (bswap rotatert splitter): Add splitter.
5832 (bswap splitter): Macroize splitter using any_rotate code iterator.
5833 Add insn predicate to split only for TARGET_USE_XCHGB or when
5834 optimizing function for size.
5836 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5838 * config/pa/pa.c (emit_move_sequence): Remove use of
5839 deleted variable flag_argument_noalias.
5841 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5843 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
5845 Add to unsupported targets list.
5846 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
5847 sparc*-sun-solaris2.[567]* from target lists.
5848 * configure: Regenerate.
5849 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
5851 Remove Solaris 7 patch references.
5852 (Specific, sparc-sun-solaris2.7): Removed.
5853 (sparc-sun-solaris2*): Update Solaris 7 example.
5854 (sparc64-*-solaris2*): Likewise.
5856 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5858 * config.build (alpha*-dec-osf4*): Remove.
5859 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
5860 of obsolete configurations.
5861 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
5863 * config/alpha/t-osf4: Renamed to ...
5864 * config/alpha/t-osf5: ... this.
5865 * config/alpha/osf.h: Renamed to ...
5866 * config/alpha/osf5.h: ... this.
5867 Merged old osf5.h contents.
5869 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
5870 (EXTRA_SPECS): Removed.
5871 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
5872 reflect removal of Tru64 UNIX V4.0/V5.0 support.
5875 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5877 * doc/contrib.texi (Contributors, Rainer Orth): Update.
5879 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
5882 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
5883 __thiscall convention.
5885 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5887 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
5889 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
5891 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5893 * function.c (assign_parms_initialize_all): Add unused attribute
5896 2010-04-12 Richard Guenther <rguenther@suse.de>
5898 * gsstruct.def (GSS_CALL): New.
5899 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
5900 * gimple.h: Include tree-ssa-alias.h.
5901 (struct gimple_statement_call): New.
5902 (union gimple_statement_struct_d): Add gimple_call member.
5903 (gimple_call_reset_alias_info): Declare.
5904 (gimple_call_use_set): New function.
5905 (gimple_call_clobber_set): Likewise.
5906 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
5907 * gimple.c (gimple_call_reset_alias_info): New function.
5908 (gimple_build_call_1): Call it.
5909 * lto-streamer-in.c (input_gimple_stmt): Likewise.
5910 * tree-inline.c (remap_gimple_stmt): Likewise.
5911 (expand_call_inline): Remove callused handling.
5912 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
5913 * tree-dfa.c (dump_variable): Likewise.
5914 * tree-parloops.c (parallelize_loops): Likewise.
5915 * tree-ssa.c (init_tree_ssa): Likewise.
5916 (delete_tree_ssa): Likewise.
5917 * tree-flow-inline.h (is_call_used): Remove.
5918 * tree-flow.h (struct gimple_df): Remove callused member.
5919 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
5920 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
5921 (ref_maybe_used_by_call_p_1): Simplify.
5922 (call_may_clobber_ref_p_1): Likewise.
5923 * tree-ssa-structalias.c (compute_points_to_sets): Set
5924 the call stmt used and clobbered sets.
5925 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
5926 (find_tail_calls): Verify the tail call.
5928 2010-04-12 Richard Guenther <rguenther@suse.de>
5930 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
5931 single-iteration always-inline inlining.
5932 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
5933 (cgraph_decide_inlining): Do not handle always-inline specially.
5934 (try_inline): Remove always-inline cycle detection special case.
5935 Do not recurse on always-inlines.
5936 (cgraph_early_inlining): Do not iterate if not optimizing.
5937 (cgraph_gate_early_inlining): remove.
5938 (pass_early_inline): Run unconditionally.
5939 (gate_cgraph_decide_inlining): New function.
5940 (pass_ipa_inline): Use it. Do not run the IPA inliner if
5941 not inlining or optimizing.
5942 (cgraph_decide_inlining_of_small_functions): Also consider
5943 always-inline functions.
5944 (cgraph_default_inline_p): Return true for nodes which should
5945 disregard inline limits.
5946 (estimate_function_body_sizes): Assume zero size and time for
5947 nodes which are marked as disregarding inline limits.
5948 (cgraph_decide_recursive_inlining): Do not perform recursive
5949 inlining on always-inline nodes.
5951 2010-04-12 Jakub Jelinek <jakub@redhat.com>
5954 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
5955 for exprs satisfying handled_component_p.
5957 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
5959 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
5960 non-constant aggregate elements.
5962 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
5963 is a real initialization.
5965 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
5968 * c-decl.c (start_function): Move forward check for nested function.
5970 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5972 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
5973 * config/sh/sh.c: Include reload.h.
5974 (sh_legitimize_reload_address): New.
5975 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
5976 sh_legitimize_reload_address.
5978 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5980 * config/sh/sh.md (*movqi_pop): New insn pattern.
5981 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
5983 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5985 * config/i386/i386.md (any_shiftrt): New code iterator.
5986 (shiftrt_insn): New code attribute.
5988 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
5989 using any_shiftrt code iterator.
5990 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
5991 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
5992 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
5993 pattern from corresponding peephole2 patterns.
5994 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
5995 using any_shiftrt code iterator.
5996 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
5997 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
5998 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
5999 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
6000 *{ashr,lshr}<mode>3_cmp_zext.
6001 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
6003 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
6005 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
6007 (*lshr<mode>3_cconly): Ditto.
6009 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
6011 * config/i386/i386.md (lshr<mode>3): Macroize expander from
6012 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
6013 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
6014 pattern from *lshr{di,ti}3_1 and corresponding splitters using
6016 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
6017 from corresponding peephole2 patterns.
6018 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
6019 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
6020 and *lshrdi3_1_rex64 using SWI mode iterator.
6021 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
6022 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
6023 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
6024 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
6025 and *lshrdi3_cmp_rex64 using SWI mode iterator.
6026 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
6027 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
6028 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
6029 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
6032 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
6034 * config/i386/i386.md (ashr<mode>3): Macroize expander from
6035 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
6036 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
6037 pattern from *ashr{di,ti}3_1 and corresponding splitters using
6039 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
6040 from corresponding peephole2 patterns.
6041 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
6042 (ashrsi3_cvt): Rename from ashrsi3_31.
6043 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
6044 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
6045 and x86_64_shift_adj_3 using SWI48 mode iterator.
6046 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
6047 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
6048 and *ashrdi3_1_rex64 using SWI mode iterator.
6049 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
6050 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
6051 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
6052 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
6053 and *ashrdi3_cmp_rex64 using SWI mode iterator.
6054 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
6055 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
6056 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
6057 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
6059 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
6060 * config/i386/i386.c (ix86_split_ashr): Update for renamed
6061 x86_shift<mode>_adj_3 expanders.
6063 2010-04-10 Wei Guozhi <carrot@google.com>
6066 * config/arm/arm.c (arm_pic_static_addr): New function.
6067 (legitimize_pic_address): Call arm_pic_static_addr when it detects
6069 (arm_output_addr_const_extra): Output expression for new pattern.
6070 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
6072 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
6074 * ira-costs.c (record_reg_classes): Ignore alternatives that are
6077 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
6078 * web.c: Include "insn-config.h" and "recog.h".
6079 (union_match_dups): New function.
6080 (web_main): Call it.
6081 (union_defs): Don't try to recognize match_dups.
6083 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
6084 if doing so would replace the entire pattern.
6086 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
6090 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
6091 and splitter pattern. Change splitter operand 1 predicate to
6094 2010-04-09 Martin Jambor <mjambor@suse.cz>
6096 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
6097 lattices are addresses of CONST_DECLs with the same initial value.
6098 (ipcp_print_all_lattices): Print values of CONST_DECLs.
6099 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
6101 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
6102 Bernd Schmidt <bernds@codesourcery.com>
6104 * loop-invariant.c (replace_uses): New static function.
6105 (move_invariant_reg): Use it to ensure we can replace the uses.
6107 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
6109 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
6111 (picochip_override_options): Enable section anchors only above -O1.
6112 (picochip_reorg): Fixed a couple of build warnings.
6114 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6116 * configure.ac (plugin -rdynamic test): Log result.
6117 * configure: Regenerate.
6118 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
6119 (RDYNAMIC_SPEC): Define.
6120 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
6122 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6124 * configure.ac: Determine Sun ld version numbers.
6125 (comdat_group): Restrict GNU ld version checks to gld.
6126 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
6127 (enable_comdat): Support --enable-comdat.
6128 * configure: Regenerate.
6129 * doc/install.texi (Configuration): Document --enable-comdat.
6131 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6133 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
6134 * config/sol2-gld.h: ... here.
6135 * config.gcc (sparc*-*-solaris2*): Reflect this.
6136 (i[34567]86-*-solaris2*): Use it.
6138 2010-04-09 Steve Ellcey <sje@cup.hp.com>
6140 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
6142 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
6144 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
6147 * diagnostic.c (diagnostic_initialize): Initialize
6148 some_warnings_are_errors.
6149 (diagnostic_finish): New.
6150 (diagnostic_action_after_output): Call it before exiting.
6151 (diagnostic_report_diagnostic): Do not print message here. Set
6152 some_warnings_are_errors.
6153 * diagnostic.h (diagnostic_context): Delete
6154 issue_warnings_are_errors_message. Add some_warnings_are_errors.
6155 (diagnostic_finish): Declare.
6156 * toplev.c (toplev_main): Call it before exit.
6158 2010-04-09 Jason Merrill <jason@redhat.com>
6161 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
6162 for incomplete type.
6165 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
6166 based on a warning flag.
6168 2010-04-09 Richard Guenther <rguenther@suse.de>
6170 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
6172 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
6175 * varasm.c (default_assemble_visibility): Wrap vars that are
6176 set, but unused, by targets without GAS.
6177 * config/rs6000/rs6000.c (paired_emit_vector_compare):
6178 Remove set, but unused, vars.
6179 (rs6000_legitimize_tls_address): Likewise.
6180 (altivec_expand_dst_builtin): Likewise.
6181 * config/darwin.c (machopic_classify_symbol): Likewise.
6182 (machopic_indirection_name): Likewise.
6184 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
6186 * config/i386/i386.md (DWI): New mode iterator.
6187 (S): New mode attribute.
6188 (shift_operand): Ditto.
6189 (shift_immediate_operand): Ditto.
6190 (ashl_input_operand): Ditto.
6191 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
6192 using SDWIM mode iterator.
6193 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
6194 pattern from *ashl{di,ti}3_1 and corresponding splitters using
6196 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
6197 from corresponding peephole2 patterns.
6198 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
6199 and x86_64_shift_adj_1 using SWI48 mode iterator.
6200 (x86_shift<mode>_adj_2): Ditto.
6201 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
6202 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
6203 using SWI48 mode iterator.
6204 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
6205 *ashldi3_cmp_rex64 using SWI mode iterator.
6206 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
6207 *ashldi3_cconly_rex64 using SWI mode iterator.
6208 * config/i386/i386.c (ix86_split_ashl): Update for renamed
6209 x86_shift<mode>_adj_{1,2}.
6210 (ix86_split_ashr): Ditto.
6211 (ix86_split_lshr): Ditto.
6213 2010-04-09 Richard Guenther <rguenther@suse.de>
6215 * target.h (builtin_conversion): Pass in input and output types.
6216 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
6217 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
6218 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
6219 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
6221 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
6223 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
6225 2010-04-09 Richard Guenther <rguenther@suse.de>
6228 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
6230 2010-04-09 Richard Guenther <rguenther@suse.de>
6232 * tree-vectorizer.h (struct _stmt_vec_info): Document
6233 that vectype is the type of the LHS.
6234 (supportable_widening_operation, supportable_narrowing_operation):
6235 Get both input and output vector types as arguments.
6236 (vect_is_simple_use_1): Declare.
6237 (get_same_sized_vectype): Likewise.
6238 * tree-vect-loop.c (vect_determine_vectorization_factor):
6239 Set STMT_VINFO_VECTYPE to the vector type of the def.
6240 (vectorizable_reduction): Adjust.
6241 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
6242 Adjust. Specify the output vector type.
6243 (vect_pattern_recog_1): Adjust.
6244 * tree-vect-stmts.c (get_same_sized_vectype): New function.
6245 (vectorizable_call): Adjust.
6246 (vectorizable_conversion): Likewise.
6247 (vectorizable_operation): Likewise.
6248 (vectorizable_type_demotion): Likewise.
6249 (vectorizable_type_promotion): Likewise.
6250 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
6252 (vect_is_simple_use_1): New function.
6253 (supportable_widening_operation): Get both input and output
6255 (supportable_narrowing_operation): Likewise.
6256 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
6258 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
6260 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
6261 __thiscall and _thiscall as predefined macros.
6262 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
6263 thiscall attribute handling.
6264 (ix86_comp_type_attributes): Likewise.
6265 (ix86_function_regparm): Likewise.
6266 (ix86_return_pops_args): Likewise.
6267 (init_cumulative_args): Likewise.
6268 (find_drap_reg): Likewise.
6269 (ix86_static_chain): Likewise.
6270 (x86_this_parameter): Likewise.
6271 (x86_output_mi_thunk): Likewise.
6272 (ix86_attribute_table): Add description for thiscall attribute.
6273 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
6274 * doc/extend.texi: Add documentation for thiscall.
6276 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
6279 * c.opt (Wint-to-pointer-cast): Available in C++.
6280 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
6282 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
6284 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
6285 * calls.c (expand_call): Pass the function type to aggregate_value_p.
6286 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
6287 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
6288 function type instead. Reorder and simplify checks.
6290 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
6292 2010-04-08 Jing Yu <jingyu@google.com>
6293 Zdenek Dvorak <ook@ucw.cz>
6295 PR tree-optimization/42720
6296 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
6297 loop unswitch conditions here from ...
6298 (tree_unswitch_single_loop): ... here.
6300 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
6302 * tree-if-conv.c: Fix comments and simplify logic.
6304 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
6306 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
6307 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
6308 (main_tree_if_conversion): Update call to tree_if_conversion.
6310 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6313 * doc/invoke.texi (-b,-V): Delete.
6314 * doc/tm.texi: Do not mention -b.
6315 * gcc.c (display_help): Delete -b and -V.
6316 (process_command): Delete -b and -V.
6317 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
6319 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
6320 Wolfgang Gellerich <gellerich@de.ibm.com>
6322 Implement target hook for loop unrolling
6323 * target.h (loop_unroll_adjust): Add a new target hook function.
6324 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
6325 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
6326 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
6327 (s390_loop_unroll_adjust): Implement the new target hook for s390.
6328 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
6330 (decide_unroll_stupid): Likewise.
6332 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6335 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
6337 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6339 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
6340 (Specific, *-*-solaris2*): Likewise.
6341 Don't prefer Sun as over GNU as.
6343 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
6345 * config/s390/s390.c (override_options): Adjust the z10 defaults
6346 for max-unroll-times, max-completely-peeled-insns
6347 and max-completely-peel-times.
6349 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6351 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
6352 instructions for z10.
6353 (s390_expand_setmem): Likewise.
6354 (s390_expand_cmpmem): Likewise.
6356 2010-04-08 Richard Guenther <rguenther@suse.de>
6358 PR tree-optimization/43679
6359 * tree-ssa-pre.c (eliminate): Only propagate copies.
6361 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6364 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
6365 set but not used variable warning.
6367 2010-04-08 Wei Guozhi <carrot@google.com>
6370 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
6371 (arm_size_rtx_costs): Call the new function when optimized for size.
6373 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6376 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
6377 op0 is not a MEM, just return NULL instead of assertion
6379 (discover_nonconstant_array_refs): Don't walk debug stmts.
6381 2010-04-08 Doug Kwan <dougkwan@google.com>
6383 * configure.ac: Recognize gold and do not use its version number
6384 to test ld features.
6385 * configure: Regenerate.
6387 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
6390 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
6391 (negate_value): Move code to push elements to broken_up_substracts ...
6392 (eliminate_plus_minus_pair): ... here. Push operands that have no
6393 negative pair to plus_negates.
6394 (repropagate_negates, init_reassoc, fini_reassoc): Update.
6396 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6398 * doc/install.texi (Configuration): Move description of
6399 --enable-lto, --with-libelf*, --enable-gold from Java section to
6402 * doc/generic.texi (Working with declarations)
6403 (Function Properties, C and C++ Trees): Fix typos.
6404 * doc/sourcebuild.texi (Top Level): Likewise.
6406 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6409 * tree.h (DECL_READ_P): Define.
6410 (struct tree_decl_common): Add decl_read_flag.
6411 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
6412 a set but not used warning.
6413 (merge_decls): Merge DECL_READ_P flag.
6414 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
6415 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
6416 * c-common.c (handle_used_attribute, handle_unused_attribute):
6418 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
6420 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
6422 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
6423 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
6424 c_parser_binary_expression, c_parser_cast_expression,
6425 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
6426 Call default_function_array_read_conversion instead of
6427 default_function_array_conversion where needed.
6428 (c_parser_unary_expression, c_parser_conditional_expression,
6429 c_parser_postfix_expression_after_primary, c_parser_initelt):
6430 Likewise. Call mark_exp_read where needed.
6431 (c_parser_statement_after_labels, c_parser_asm_operands,
6432 c_parser_typeof_specifier, c_parser_sizeof_expression,
6433 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
6435 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
6437 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
6438 (warn_unused_but_set_parameter): Default to warn_unused
6440 * doc/invoke.texi: Document -Wunused-but-set-variable and
6441 -Wunused-but-set-parameter.
6443 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
6444 used count variable.
6445 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
6446 when operandN variables aren't used in the body of the expander
6448 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
6449 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
6450 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
6451 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
6452 FOR_EACH_IMM_USE_ON_STMT): Likewise.
6453 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
6454 * tree.c (PROCESS_ARG): Likewise.
6456 2010-04-07 Simon Baldwin <simonb@google.com>
6458 * diagnostic.h (diagnostic_override_option_index): New macro to
6459 set a diagnostic's option_index.
6460 * c-tree.h (c_cpp_error): Add warning reason argument.
6461 * opts.c (_warning_as_error_callback): New.
6462 (register_warning_as_error_callback): Store callback for
6463 warnings enabled via enable_warning_as_error.
6464 (enable_warning_as_error): Call callback, minor code tidy.
6465 * opts.h (register_warning_as_error_callback): Declare.
6466 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
6467 response to -Werror=.
6468 (c_common_init_options): Register warning_as_error_callback in opts.c.
6469 * common.opt: Add -Wno-cpp option.
6470 * c-common.c (struct reason_option_codes_t): Map cpp warning
6471 reason codes to gcc option indexes.
6472 * (c_option_controlling_cpp_error): New function, lookup the gcc
6473 option index for a cpp warning reason code.
6474 * (c_cpp_error): Add warning reason argument, call
6475 c_option_controlling_cpp_error for diagnostic_override_option_index.
6476 * doc/invoke.texi: Document -Wno-cpp.
6478 2010-04-07 Richard Guenther <rguenther@suse.de>
6480 * ipa-reference.c (mark_load): Use get_base_address.
6481 (mark_store): Likewise.
6483 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
6484 inserting GIMPLE_NOPs into the IL.
6485 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6486 Explicitly strip handled components and indirect references.
6488 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
6489 folding address expressions.
6490 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
6491 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
6492 operand_equal_p to compare decls.
6493 (ptr_deref_may_alias_decl_p): Likewise.
6494 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
6495 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
6496 Handle reversed comparison ops.
6497 * tree-sra.c (asm_visit_addr): Use get_base_address.
6498 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
6499 * ipa-reference.c (mark_address): Use get_base_address.
6501 2010-04-07 Richard Guenther <rguenther@suse.de>
6503 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
6504 Propagate constants everywhere.
6506 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6509 * tree.c (MAX_INT_CACHED_PREC): Define.
6510 (nonstandard_integer_type_cache): New array.
6511 (build_nonstandard_integer_type): Cache results for precision
6512 <= MAX_INT_CACHED_PREC.
6514 2010-04-07 Richard Guenther <rguenther@suse.de>
6516 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
6517 -fargument-noalias-global, -fargument-noalias-anything): Remove.
6518 * common.opt: Likewise.
6519 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
6520 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
6521 (nonoverlapping_memrefs_p): Likewise.
6522 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6523 * opts.c (common_handle_option): Handle OPT_fargument_alias,
6524 OPT_fargument_noalias, OPT_fargument_noalias_anything and
6525 OPT_fargument_noalias_global for backward compatibility.
6527 2010-04-07 Richard Guenther <rguenther@suse.de>
6529 PR tree-optimization/43270
6530 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
6531 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
6532 * tree-ssa-pre.c (phi_translate_1): Adjust.
6533 (fully_constant_expression): Split out vn_reference handling to ...
6534 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
6535 Fold reads from constant strings.
6536 (vn_reference_lookup): Handle fully constant references.
6537 (vn_reference_lookup_pieces): Likewise.
6538 * Makefile.in (expmed.o-warn): Add -Wno-error.
6540 2010-04-07 Martin Jambor <mjambor@suse.cz>
6542 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
6544 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
6547 * gcc.c: Add -static-libstdc++ to list of recognized options.
6549 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6551 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
6553 2010-04-07 Richard Guenther <rguenther@suse.de>
6556 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
6557 bases build simple mem attributes to retain points-to information.
6559 2010-04-07 Richard Guenther <rguenther@suse.de>
6562 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
6563 preserve points-to related information.
6565 2010-04-07 Richard Guenther <rguenther@suse.de>
6568 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
6569 discard plain indirect references.
6570 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
6571 * tree.c (tree_nop_conversion): Likewise.
6573 2010-04-07 Dodji Seketeli <dodji@redhat.com>
6576 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
6578 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
6580 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
6581 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
6583 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6585 * tree-if-conv.c: Fix indentation and comments.
6587 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6589 * tree-if-conv.c: Sort static functions in topological order.
6591 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6593 * tree-if-conv.c: Fix indentation and comments.
6595 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6598 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
6599 lang_hooks.types.type_for_size instead of
6600 build_nonstandard_integer_type.
6601 When converting an unsigned type to signed, double its precision.
6602 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
6603 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
6604 (graphite_create_new_loop_guard): When ub + 1 wraps around,
6607 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6610 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
6611 POINTER_PLUS_EXPR for pointer types.
6613 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6616 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
6617 * graphite-clast-to-gimple.c: Include langhooks.h.
6618 (max_signed_precision_type): New.
6619 (max_precision_type): Takes two types as arguments.
6620 (precision_for_value): New.
6621 (precision_for_interval): New.
6622 (gcc_type_for_interval): New.
6623 (gcc_type_for_value): New.
6624 (gcc_type_for_clast_term): New.
6625 (gcc_type_for_clast_red): New.
6626 (gcc_type_for_clast_bin): New.
6627 (gcc_type_for_clast_expr): Split up into several functions.
6628 (gcc_type_for_clast_eq): Rewritten.
6629 (compute_bounds_for_level): New.
6630 (compute_type_for_level_1): New.
6631 (compute_type_for_level): New.
6632 (gcc_type_for_cloog_iv): Removed.
6633 (gcc_type_for_iv_of_clast_loop): Rewritten.
6634 (graphite_create_new_loop): Compute the lower and upper bound types
6635 with gcc_type_for_clast_expr.
6636 (graphite_create_new_loop_guard): Same.
6637 (find_cloog_iv_in_expr): Removed.
6638 (compute_cloog_iv_types_1): Removed.
6639 (compute_cloog_iv_types): Removed.
6640 (gloog): Do not call compute_cloog_iv_types.
6641 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
6643 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
6644 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
6645 (GBB_CLOOG_IV_TYPES): Removed.
6647 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6649 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
6650 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
6651 (detect_commutative_reduction): Same.
6653 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6655 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
6656 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
6658 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
6659 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
6660 (rewrite_commutative_reductions_out_of_ssa): Same.
6661 * passes.c (execute_function_todo): Call verify_ssa for every pass
6662 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
6663 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
6664 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
6665 with an extra argument.
6666 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
6667 verify_ssa only when the extra argument is true.
6668 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
6669 with an extra argument.
6670 (tree_transform_and_unroll_loop): Same.
6672 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6674 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
6675 for all the passes of the LNO having LOOP_CLOSED_SSA.
6676 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
6677 * tree-loop-distribution.c (pass_loop_distribution): Same.
6678 * tree-pass.h (TODO_verify_loops): Removed.
6679 * tree-ssa-loop.c (pass_tree_loop_init): Same.
6681 (pass_tree_unswitch): Same.
6682 (pass_predcom): Same.
6683 (pass_vectorize): Same.
6684 (pass_linear_transform): Same.
6685 (pass_graphite_transforms): Same.
6686 (pass_iv_canon): Same.
6687 (pass_complete_unroll): Same.
6688 (pass_complete_unrolli): Same.
6689 (pass_parallelize_loops): Same.
6690 (pass_loop_prefetch): Same.
6691 (pass_iv_optimize): Same.
6693 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
6696 * passes.c (init_optimization_passes): Move pass_lim before
6697 pass_copy_prop and pass_dce_loop.
6699 2010-04-06 Jakub Jelinek <jakub@redhat.com>
6702 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
6703 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
6704 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
6705 MULTI_* defines for 4 argument vpermil2p* builtins.
6707 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
6709 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
6710 * config/i386/i386.c (x86_maybe_negate_const_int): New.
6711 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
6712 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
6713 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
6714 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
6715 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
6716 Use x86_maybe_negate_const_int to output insn mnemonic.
6717 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
6718 check from instruction predicate. Update comments.
6719 * config/i386/sync.md (sync_add<mode>): Use
6720 x86_maybe_negate_const_int to output insn mnemonic.
6722 2010-04-06 Jan Hubicka <jh@suse.cz>
6724 PR tree-optimization/42906
6725 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
6726 IGNORE_SELF argument. Set visited_control_parents for fully
6728 (find_obviously_necessary_stmts): Update call of
6729 mark_control_dependent_edges_necessary.
6730 (propagate_necessity): Likewise. Handle PHI edges more curefully.
6732 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
6734 * config/i386/i386.md: Remove comment about 'e' and 'E'
6737 2010-04-06 Richard Guenther <rguenther@suse.de>
6739 PR tree-optimization/43627
6740 * tree-vrp.c (extract_range_from_unary_expr): Widenings
6741 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
6744 2010-04-06 Jakub Jelinek <jakub@redhat.com>
6746 * BASE-VER: Change to 4.6.0.
6749 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
6752 2010-04-06 Richard Guenther <rguenther@suse.de>
6755 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
6757 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6759 * doc/invoke.texi (Optimize Options): Document that LTO
6760 won't remove object access purely due to incompatible
6763 2010-04-04 Matthias Klose <doko@ubuntu.com>
6765 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
6766 Initialize variable.
6768 2010-04-03 Richard Guenther <rguenther@suse.de>
6771 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
6772 require a non-NULL MEM_OFFSET.
6774 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
6776 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
6777 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
6778 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
6779 config/alpha/predicates.md, config/arm/arm.md,
6780 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
6781 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
6782 config/darwin9.h, config/darwin.c, config/darwin.h,
6783 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
6784 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
6785 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
6786 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
6787 config/mips/mips.md, config/mn10300/mn10300.c,
6788 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
6789 config/rs6000/aix.h, config/rs6000/dfp.md,
6790 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
6791 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
6792 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
6793 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
6794 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
6795 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
6796 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
6797 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
6798 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
6799 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
6800 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
6801 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
6802 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
6803 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
6804 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
6805 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
6806 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
6807 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
6808 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
6809 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
6810 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
6811 opt-functions.awk, opth-gen.awk, params.def, passes.c,
6812 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
6813 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
6814 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
6815 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
6816 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
6817 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
6818 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
6819 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
6820 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
6821 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
6822 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
6823 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
6824 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
6825 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
6827 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6830 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
6831 * aclocal.m4: Regenerate.
6833 2010-04-02 Richard Guenther <rguenther@suse.de>
6835 PR tree-optimization/43629
6836 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
6837 if we have seen a constant value.
6839 2010-04-02 Joseph Myers <joseph@codesourcery.com>
6841 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
6843 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
6846 * arm.c (legitimize_tls_address): Adjust call to
6847 gen_tls_load_dot_plus_four.
6848 (arm_note_pic_base): New function.
6849 (arm_cannot_copy_insn_p): Use it.
6850 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
6853 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6858 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6860 * Makefile.in ($(out_object_file)): Depend on
6861 gt-$(basename $(notdir $(out_file))).h.
6863 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
6865 * config.gcc (lm32-*-rtems*): Add t-lm32.
6867 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
6869 * config.gcc: Add lm32-*-rtems*.
6870 * config/lm32/rtems.h: New file.
6872 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
6875 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
6877 2010-04-01 Jakub Jelinek <jakub@redhat.com>
6879 * dwarf2out.c (output_compilation_unit_header): For
6880 -gdwarf-4 use version 4 instead of version 3.
6881 (output_line_info): For version 4 and above emit additional
6882 maximum ops per insn header field.
6883 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
6885 * dwarf2out.c (is_c_family, is_java): Remove.
6886 (lower_bound_default): New function.
6887 (add_bound_info, gen_descr_array_type_die): Use it.
6889 2010-04-01 Dodji Seketeli <dodji@redhat.com>
6892 * dwarf2out.c (gen_variable_die): Allow debug info for variable
6893 re-declaration when it happens in a function.
6895 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
6897 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
6898 (cgraph_remove_function_insertion_hook): Same.
6899 (cgraph_call_function_insertion_hooks): Same.
6901 2010-04-01 Richard Guenther <rguenther@suse.de>
6904 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
6905 and TREE_THIS_VOLATILE.
6906 (copy_ref_info): Likewise.
6907 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
6908 * tree.c (build6_stat): Ignore side-effects of all but arg5
6909 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
6912 2010-04-01 Richard Guenther <rguenther@suse.de>
6914 PR tree-optimization/43607
6915 * ipa-type-escape.c (check_call): Do not access non-existing
6918 2010-04-01 Richard Guenther <rguenther@suse.de>
6922 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
6923 Jack Howarth <howarth@bromo.med.uc.edu>
6925 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6928 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6930 * doc/install.texi (Prerequisites): Document libelf usability on
6931 IRIX 5/6 and Solaris 2.
6932 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
6933 Update GNU as, GNU ld requirements.
6934 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
6935 Document Sun Studio compiler download.
6936 Update and simplify as, ld recommendations.
6937 (Specific, *-*-solaris2.7): Note obsoletion, removal.
6939 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6941 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
6942 with_tune_32 to pentium4.
6944 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
6946 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
6948 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6950 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
6951 obsoletion, removal.
6953 Document GNU as requirement.
6954 Update configure requirements.
6955 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
6956 Recomment IRIX 6.5.18+.
6957 Document IDF/IDL requirement.
6958 Document GNU as requirement.
6959 Document GNU ld bootstrap failure.
6960 Remove freeware.sgi.com reference.
6962 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6964 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
6965 UNIX V4.0, V5.0 obsoletion, removal.
6966 Remove --with-gc=simple reference.
6967 Update VM requirements during bootstrap.
6968 Remove -oldas bootstrap description.
6969 Update binutils reference.
6970 Remove comparison failure note.
6972 2010-03-31 Richard Guenther <rguenther@suse.de>
6973 Zdenek Dvorak <ook@ucw.cz>
6974 Sebastian Pop <sebastian.pop@amd.com>
6977 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
6978 with multiple arguments.
6979 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
6981 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6983 * graphite-dependences.c (print_pddr): Call print_pdr with an
6985 * graphite-poly.c (debug_pdr): Add an extra argument for the
6988 (print_pbb_domain): Same.
6990 (print_scop_context): Same.
6992 (print_cloog): Same.
6993 (debug_pbb_domain): Same.
6997 (debug_scop_context): Same.
6999 (debug_cloog): Same.
7000 (print_scop_params): Same.
7001 (debug_scop_params): Same.
7002 (print_iteration_domain): Same.
7003 (print_iteration_domains): Same.
7004 (debug_iteration_domain): Same.
7005 (debug_iteration_domains): Same.
7006 (print_scattering_function): Same.
7007 (print_scattering_functions): Same.
7008 (debug_scattering_function): Same.
7009 (debug_scattering_functions): Same.
7010 * graphite-poly.h (debug_pdr): Update declaration.
7012 (print_pbb_domain): Same.
7014 (print_scop_context): Same.
7016 (print_cloog): Same.
7017 (debug_pbb_domain): Same.
7021 (debug_scop_context): Same.
7023 (debug_cloog): Same.
7024 (print_scop_params): Same.
7025 (debug_scop_params): Same.
7026 (print_iteration_domain): Same.
7027 (print_iteration_domains): Same.
7028 (debug_iteration_domain): Same.
7029 (debug_iteration_domains): Same.
7030 (print_scattering_function): Same.
7031 (print_scattering_functions): Same.
7032 (debug_scattering_function): Same.
7033 (debug_scattering_functions): Same.
7035 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
7037 * graphite-poly.c (print_scattering_function_1): New.
7038 (print_scattering_function): Call it.
7039 (print_scop_params): Remove spaces at the end of lines.
7042 * graphite-poly.h (print_cloog): Declared.
7043 (debug_cloog): Declared.
7045 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
7047 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
7049 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
7050 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
7051 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
7052 to switch between adding the IV bump in loop->latch or in loop->header.
7054 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
7056 * graphite-poly.c (print_scattering_function): Pretty print following
7059 (print_pbb_domain): Same.
7060 (dump_gbb_cases): Same.
7061 (dump_gbb_conditions): Same.
7064 (print_scop_params): Same.
7065 (print_scop_context): Same.
7067 (print_pbb_body): New.
7068 (lst_indent_to): New.
7069 (print_lst): Start new lines with a #.
7070 * graphite-poly.h (pbb_bb): New.
7071 (pbb_index): Use pbb_bb.
7072 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
7074 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
7076 2010-03-31 Jakub Jelinek <jakub@redhat.com>
7078 * dwarf2out.c (size_of_die): For -gdwarf-4 use
7079 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
7080 and 0 instead of 1 for dw_val_class_flag.
7081 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
7082 dw_val_class_range_list, dw_val_class_loc_list,
7083 dw_val_class_lineptr and dw_val_class_macptr, use
7084 DW_FORM_flag_present for dw_val_class_flag and
7085 DW_FORM_exprloc for dw_val_class_loc.
7086 (output_die): For -gdwarf-4 print dw_val_class_loc
7087 size as uleb128 instead of 1 or 2 bytes and don't print
7088 anything for dw_val_class_flag.
7090 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
7091 instead of cselib_lookup following by tweaking locs->setting_insn.
7094 * cselib.c (cselib_process_insn): Clear cselib_current_insn
7095 even before returning from label, setjmp call or volatile asm
7098 2010-03-31 Richard Guenther <rguenther@suse.de>
7101 * cgraphunit.c (cgraph_output_in_order): Do not allocate
7102 temporary data on stack.
7104 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7106 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
7107 (PUSHSECTION_ASM_OP): Remove.
7108 (POPSECTION_ASM_OP): Remove.
7109 (PUSHSECTION_FORMAT): Remove.
7110 * config/sol2.h (PUSHSECTION_FORMAT): Define.
7111 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
7112 * config/sol2.c (solaris_output_init_fini): Use it.
7114 2010-03-31 Jie Zhang <jie@codesourcery.com>
7117 * opt-functions.awk (var_type_struct): Use signed char type
7118 for simple variables.
7120 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7122 * config/sol2.c: Include output.h.
7123 (solaris_assemble_visibility): New function.
7124 * config/t-sol2 (sol2.o): Add output.h dependency.
7125 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
7126 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
7129 2010-03-31 Jakub Jelinek <jakub@redhat.com>
7132 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
7133 V2SImode or XFmode on PRE_DEC.
7136 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
7139 2010-03-31 Jie Zhang <jie@codesourcery.com>
7142 * reload.h (caller_save_initialized_p): Declare.
7143 * toplev.c (backend_init_target): Don't call
7144 init_caller_save but set caller_save_initialized_p to false.
7145 * caller-save.c (caller_save_initialized_p): Define.
7146 (init_caller_save): Check caller_save_initialized_p.
7147 * ira.c (ira): Call init_caller_save if flag_caller_saves.
7149 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7152 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
7153 and soft-fp/t-softfp to tmake_file.
7154 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
7155 (LIBGCC2_TF_CEXT): Define.
7158 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
7161 * cselib.c (n_useless_values): Document handling of debug locs.
7162 (n_useless_debug_values, n_debug_values): New variables.
7163 (new_elt_loc_list): Don't add to debug values, keep count.
7164 (promote_debug_loc): New.
7165 (cselib_reset_table): Zero new variables.
7166 (entry_and_rtx_equal_p): Promote debug locs.
7167 (discard_useless_locs): Increment n_useless_debug_values for
7169 (remove_useless_values): Adjust n_useless_values and n_debug_values
7170 with n_useless_debug_values.
7171 (add_mem_for_addr): Promote debug locs.
7172 (cselib_lookup_mem): Likewise.
7173 (cselib_lookup_addr): Renamed to...
7174 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
7175 (cselib_log_lookup): ... this. Turn into...
7176 (cselib_lookup_addr): ... new wrapper.
7177 (cselib_lookup_from_insn): New.
7178 (cselib_invalidate_regno): Increment n_useless_debug_values for
7180 (cselib_invalidate_mem): Likewise.
7181 (cselib_process_insn): Take n_deleted and n_debug_values into
7182 account to guard remove_useless_value call.
7183 (cselib_finish): Zero n_useless_debug_values.
7184 * cselib.h (cselib_lookup_from_insn): Declare.
7185 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
7186 (sched_analyze_2): Likewise.
7188 2010-03-30 Jakub Jelinek <jakub@redhat.com>
7190 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
7192 (adjust_mems): Replace narrowing SUBREG of expression containing
7193 just PLUS, MINUS, MULT and ASHIFT of registers and constants
7194 with operations in the narrower mode.
7197 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
7198 regs_invalidated_by_call instead all call_used_reg_set registers.
7200 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
7203 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
7204 pointer comparisons with types_compatible_p.
7205 * tree-vect-stmts.c (vectorizable_call): Same.
7206 (vectorizable_condition): Same.
7208 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7210 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
7211 stack check if the mask would be zero.
7213 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
7214 Jack Howarth <howarth@bromo.med.uc.edu>
7216 * tree-profile.c (tree_init_ic_make_global_vars): Make static
7219 2010-03-30 Joseph Myers <joseph@codesourcery.com>
7222 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
7224 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
7225 Include ___unordxf2 and ___unordtf2.
7226 * config/i386/libgcc-glibc.ver: Do not define inheritance from
7229 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
7231 * config/lm32/t-lm32: New file.
7232 * config.gcc: Use the above file when targetting lm32.
7234 2010-03-28 Duncan Sands <baldrick@free.fr>
7236 * Makefile.in (PLUGIN_HEADERS): Add except.h.
7238 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
7241 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
7242 Improve vectorization cost model diagnostic.
7244 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
7247 * tree-vect-data-refs.c (vect_analyze_data_refs): When
7248 compute_data_dependences_for_loop returns false, early exit
7249 and output an extra diagnostic for the failed data reference
7252 2010-03-29 Richard Guenther <rguenther@suse.de>
7254 PR tree-optimization/43560
7255 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
7256 (can_sm_ref_p): Treat stores to readonly locations as trapping.
7258 2010-03-29 Jie Zhang <jie@codesourcery.com>
7261 * toplev.c (process_options): Set optimization_default_node
7262 and optimization_current_node.
7263 * opts.c (decode_options): Don't set optimization_default_node
7264 and optimization_current_node.
7266 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
7268 * config/rtems.h: Abandon -qrtems_debug.
7270 2010-03-28 Jan Hubicka <jh@suse.cz>
7272 PR tree-optimization/43505
7273 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
7274 map should not be copied.
7276 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7279 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
7280 cdtors, set DECL_PRESERVE_P.
7281 * ipa.c (cgraph_externally_visible_p): Return true if declaration
7284 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
7286 PR tree-optimization/43528
7287 * stor-layout.c (place_field): Check that constant fits into
7288 unsigned HWI when skipping calculation of MS bitfield layout.
7290 2010-03-27 Jan Hubicka <jh@suse.cz>
7293 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
7294 notice_global_symbol work.
7296 2010-03-27 Jakub Jelinek <jakub@redhat.com>
7298 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
7299 instead of dwarf2out_decl.
7300 (struct var_loc_node): Remove section_label field.
7301 (dwarf2out_function_decl): New function.
7302 (dwarf2out_var_location): Don't set section_label field.
7303 (dwarf2out_begin_function): Don't empty decl_loc_table here.
7305 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7307 PR tree-optimization/43544
7308 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7309 First argument for builtin vectorized function hook is now a
7310 tree to be able to distinguish between machine specific and
7312 * targhooks.c (default_builtin_vectorized_function): Ditto.
7313 * targhooks.h (default_builtin_vectorized_function): Ditto.
7314 * target.h (struct gcc_target): Ditto.
7315 * tree-vect-stmts.c (vectorizable_function): Ditto.
7316 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
7317 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7320 2010-03-26 Joseph Myers <joseph@codesourcery.com>
7323 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
7324 nested binding iff it is a FUNCTION_DECL.
7325 (store_parm_decls_newstyle): Pass nested=true to bind for
7326 FUNCTION_DECLs amongst parameters.
7328 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7330 * var-tracking.c (vt_expand_loc_callback): Don't run
7331 cselib_expand_value_rtx_cb in dummy mode if
7332 cselib_dummy_expand_value_rtx_cb returned false.
7334 * var-tracking.c (emit_note_insn_var_location): For one part
7335 notes with offset 0, don't add EXPR_LIST around the location.
7336 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
7337 add_location_or_const_value_attribute): Adjust for that change.
7340 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
7341 into first operand and location into second.
7342 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
7343 dw_cfi_oprnd_loc for DW_CFA_expression.
7344 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
7345 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
7346 assume first argument is regnum and second argument is location.
7348 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7351 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
7352 of scratch register to DImode. Split to DImode comparison operator.
7353 Use SImode subreg of scratch register in the multiplication.
7354 (*cmp_sadd_sidi): Ditto.
7355 (*cmp_ssub_si): Ditto.
7356 (*cmp_ssub_sidi): Ditto.
7358 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7361 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
7362 Remove invalid assert and wrong comment.
7364 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7367 * flags.h (final_insns_dump_p): New extern.
7368 * final.c (final_insns_dump_p): New variable.
7369 (rest_of_clean_state): Set it before -fdump-final-insns=
7370 dumping, clear afterwards.
7371 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
7372 MEM_ALIAS_SET on MEMs.
7374 2010-03-26 David S. Miller <davem@davemloft.net>
7376 * configure.ac: Fix sparc GOTDATA_OP bug check.
7377 * configure: Rebuild.
7379 2010-03-26 Alan Modra <amodra@gmail.com>
7381 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
7383 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7385 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
7386 TLS_SECTION_ASM_FLAG.
7388 2010-03-25 Jakub Jelinek <jakub@redhat.com>
7391 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
7392 Clear first_function_block_is_cold.
7395 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
7396 argument if the argument is truth_value_p.
7398 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7400 * config/rs6000/constraints.md: Update copyright year for my changes.
7403 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
7404 used in reg+reg addressing, swap registers.
7406 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7409 * target.h (struct gcc_target): Add code_end hook.
7410 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
7412 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
7413 * toplev.c (compile_file): Call targetm.asm_out.code_end
7414 hook before unwind info/debug info output.
7415 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
7416 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
7417 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7418 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
7419 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7420 * config/i386/i386.c (ix86_file_end): Renamed to...
7421 (ix86_code_end): ... this. Make static. Don't call
7422 file_end_indicate_exec_stack. Emit unwind info using
7423 final_start_function/final_end_function.
7424 (darwin_x86_file_end): Remove.
7425 (TARGET_ASM_CODE_END): Define.
7426 * config/i386/i386.h (TARGET_ASM_FILE_END,
7427 NEED_INDICATE_EXEC_STACK): Don't define.
7428 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
7429 (TARGET_ASM_FILE_END): Define to darwin_file_end.
7430 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
7431 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
7434 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
7435 at the beginning and final_end_function at the end.
7436 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
7438 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7440 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
7441 and Sun as TLS syntax.
7442 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
7443 * configure: Regenerate.
7444 * config.in: Regenerate.
7445 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
7446 (default_elf_asm_named_section): Use it.
7447 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
7448 (i386_output_dwarf_dtprel): Likewise.
7449 (output_addr_const_extra): Likewise.
7450 (output_pic_addr_const): Lowercase @GOTTPOFF.
7451 (output_addr_const_extra): Likewise.
7452 (output_pic_addr_const): Lowercase @GOTNTPOFF.
7453 (output_addr_const_extra): Likewise.
7454 (output_pic_addr_const): Lowercase @INDNTPOFF.
7455 (output_addr_const_extra): Likewise.
7456 (output_pic_addr_const): Lowercase @NTPOFF.
7457 (output_addr_const_extra): Likewise.
7458 (output_pic_addr_const): Lowercase @TPOFF.
7459 (output_addr_const_extra): Likewise.
7460 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
7461 (*tls_global_dynamic_64): Likewise.
7462 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
7463 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
7465 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
7466 (ASM_OUTPUT_TLS_COMMON): Use it.
7467 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
7470 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
7471 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
7472 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
7473 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
7474 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
7475 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
7477 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7479 * config/i386/i386.c (override_options): Don't accept
7480 -mtls-dialect=sun any longer.
7481 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
7482 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
7483 (*tls_local_dynamic_base_32_sun): Likewise.
7484 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
7486 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7489 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7490 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
7493 * ira.c (adjust_cleared_regs): New function.
7494 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
7498 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
7500 * expr.c (expand_expr_real): Restore previous
7501 curr_insn_source_location and curr_insn_block after
7502 expand_expr_real_1 call.
7503 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
7504 instead of expand_expr_real_1.
7506 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
7508 PR rtl-optimization/43413
7509 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
7512 2010-03-22 James E. Wilson <wilson@codesourcery.com>
7515 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
7516 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
7518 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
7520 * config/i386/i386.c (ix86_target_string): Add -mfma.
7521 Fix a typo in comment.
7523 2010-03-22 Mike Stump <mikestump@comcast.net>
7526 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
7527 Don't overly align based upon packed packed fields.
7529 2010-03-22 Jason Merrill <jason@redhat.com>
7531 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
7532 Use () rather than [], and move before the element type.
7534 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7536 * doc/configfiles.texi (Configuration Files): Removed
7537 fixinc/Makefile*, intl/Makefile.*.
7538 * doc/makefile.texi: Fixed markup. Abstract from version
7539 control system used.
7540 (Makefile): Removed obsolete gcc/java/parse.y example.
7541 * doc/sourcebuild.texi: Likewise.
7542 (Top Level): Added config, gnattools, libdecnumber, libgcc,
7543 libgomp, libssp. Removed fastjar.
7544 (Miscellaneous Docs): Clarify location.
7545 Added COPYING3, COPYING3.LIB.
7546 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
7548 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7551 * config/i386/i386.c (x86_function_profiler)
7552 [!NO_PROFILE_COUNTERS]: Fix typo.
7553 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
7556 2010-03-22 Janis Johnson <janis187@us.ibm.com>
7557 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7559 * doc/sourcebuild.texi (Test Directives): Split into six
7560 subsections, with most of the current text in new subsections
7561 Directives, Selectors, and Final Actions.
7562 (Directives): Split list of test directives into multiple
7564 (Selectors): Describe use and syntax of selectors.
7565 (Effective-Target Keywords): Describe all existing keywords.
7566 (Add Options): Describe features for dg-add-options.
7567 (Require Support): Describe variants of dg-require-support.
7568 (Final Actions): Describe commands to use in dg-final.
7570 2010-03-22 Michael Matz <matz@suse.de>
7573 * recog.c (validate_replace_rtx_group): Replace also in
7574 REG_EQUAL and REG_EQUIV notes.
7576 2010-03-22 Richard Guenther <rguenther@suse.de>
7578 PR tree-optimization/43390
7579 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
7580 sure vector extracts are type correct.
7582 2010-03-22 Richard Guenther <rguenther@suse.de>
7585 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
7586 x * sqrt (x) even when optimizing for size if the target
7587 has native support for sqrt.
7589 2010-03-22 Jakub Jelinek <jakub@redhat.com>
7591 * varasm.c (make_decl_rtl_for_debug): Also clear
7592 flag_mudflap for the duration of make_decl_rtl call.
7595 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
7596 locs from preserved VALUEs.
7598 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7601 * pa.md (movmemsi): Set align to one if zero.
7602 (movmemdi): Likewise.
7604 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
7607 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
7608 with their corresponding prologue pushes.
7610 2010-03-20 Andrew Pinski <pinskia@gmail.com>
7613 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
7614 at the begining or end.
7615 (spu_expand_epilogue): Likewise.
7617 2010-03-20 Richard Guenther <rguenther@suse.de>
7619 PR rtl-optimization/43438
7620 * combine.c (make_extraction): Properly zero-/sign-extend an
7621 extraction of the low part of a CONST_INT. Also handle
7624 2010-03-19 Mike Stump <mikestump@comcast.net>
7626 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
7627 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
7628 (override_options): Use SUBTARGET32_DEFAULT_CPU.
7630 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7633 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
7636 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
7638 PR rtl-optimization/42258
7639 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
7640 use that may match DEF.
7643 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
7644 the cost of loading the constant rather than assuming
7646 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
7647 outer code is AND, do the same tests as the andsi3 expander and
7648 return COSTS_N_INSNS (1) if and is cheap.
7650 * optabs.c (avoid_expensive_constant): Fix formatting.
7652 2010-03-19 Michael Matz <matz@suse.de>
7655 * attribs.c (decl_attributes): When rebuilding a function pointer
7656 type use the same qualifiers as the original pointer type.
7658 2010-03-19 Martin Jambor <mjambor@suse.cz>
7660 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
7661 and is_gimple_ip_invariant_address.
7663 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7666 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7668 * config/arm/arm.c (arm_override_options): Turn off
7669 flag_dwarf2_cfi_asm for AAPCS variants.
7671 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7674 * config/arm/arm.c (emit_multi_reg_push): Update comments.
7675 Use PRE_MODIFY instead of PRE_DEC.
7676 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
7677 (vfp_emit_fstmd): Likewise.
7679 2010-03-19 Michael Matz <matz@suse.de>
7682 * builtins.c (expand_builtin_interclass_mathfn,
7683 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
7686 2010-03-19 Richard Guenther <rguenther@suse.de>
7688 PR tree-optimization/43415
7689 * tree-ssa-pre.c (phi_translate): Split out worker to ...
7690 (phi_translate_1): ... this.
7691 (phi_translate): Move all caching here. Cache all NARY
7692 and REFERENCE translations.
7694 2010-03-19 David S. Miller <davem@davemloft.net>
7696 With help from Eric Botcazou.
7697 * config/sparc/sparc.c: Include dwarf2out.h.
7698 (emit_pic_helper): Delete.
7699 (pic_helper_symbol_name): Delete.
7700 (pic_helper_emitted_p): Delete.
7701 (pic_helper_needed): New.
7702 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
7703 (get_pc_thunk_name): New.
7704 (load_pic_register): Remove 'delay_pic_helper' arg. Use
7705 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
7706 Set pic_helper_needed to true. Don't call emit_pic_helper.
7707 (sparc_expand_prologue): Update load_pic_register call.
7708 (sparc_output_mi_thunk): Likewise.
7709 (sparc_file_end): Emit a hidden comdat symbol for the PIC
7710 thunk if possible. Output CFI information as needed.
7712 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7713 Jack Howarth <howarth@bromo.med.uc.edu>
7716 * config/i386/i386.h: Fix ABI on darwin x86-32.
7718 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
7720 * tree.h: Declare make_decl_rtl_for_debug.
7721 * varasm.c (make_decl_rtl_for_debug): New.
7722 * dwarf2out.c (rtl_for_decl_location): Call it.
7723 * cfgexpand.c (expand_debug_expr): Call it.
7725 2010-03-18 Jakub Jelinek <jakub@redhat.com>
7728 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
7732 * var-tracking.c (vt_init_cfa_base): Do nothing if
7733 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
7735 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
7738 * var-tracking.c (canonicalize_vars_star): New.
7739 (dataflow_post_merge_adjust): Use it.
7741 2010-03-18 Jakub Jelinek <jakub@redhat.com>
7744 * var-tracking.c (non_suitable_const): New function.
7745 (add_uses): For DEBUG_INSNs with constants, don't record any
7746 value, instead just the constant value itself.
7747 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
7748 is not VAR_LOC_UNKNOWN_P, set var to the constant.
7749 (emit_notes_in_bb): Likewise.
7750 (emit_note_insn_var_location): For onepart variables if
7751 cur_loc is a VOIDmode constant, use DECL_MODE.
7753 2010-03-18 Martin Jambor <mjambor@suse.cz>
7756 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
7757 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
7758 all non-clones. Moved call redirection...
7759 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
7760 (cgraph_materialize_all_clones): Dispose of all
7761 combined_args_to_skip bitmaps.
7762 (verify_cgraph_node): Do not check for edges pointing to wrong
7763 nodes in inline clones.
7764 * tree-inline.c (copy_bb): Call
7765 cgraph_redirect_edge_call_stmt_to_callee.
7766 * ipa.c (cgraph_remove_unreachable_nodes): Call
7767 cgraph_node_remove_callees even when there are used clones.
7769 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
7771 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
7773 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
7776 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
7779 2010-03-18 Michael Matz <matz@suse.de>
7782 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
7783 into sqrt(x) if we need to preserve signed zeros.
7785 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
7786 Eric Botcazou <ebotcazou@adacore.com>
7788 PR rtl-optimization/43360
7789 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
7790 note if we don't know its invariant status.
7792 2010-03-18 Michael Matz <matz@suse.de>
7794 PR tree-optimization/43402
7795 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
7796 PHI chains of ssa names registered for update.
7798 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
7801 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
7802 non-offsettable and pre_modify update addressing.
7803 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
7804 and "2" alternatives "#".
7805 (*movdd_softfloat32): Make all alternatives "#";
7806 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
7807 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
7808 (*movdf_softfloat32): Make all alternatives "#";
7809 (movdi): Use the new DIFD mode iterator to create a common splitter
7810 for movdi, movdf and movdd patterns.
7812 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
7814 * common.opt (dumpdir): Remove redundant tab.
7816 2010-03-17 Martin Jambor <mjambor@suse.cz>
7818 PR tree-optimization/43347
7819 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
7820 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
7822 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
7824 PR rtl-optimization/42216
7825 * regrename.c (create_new_chain): New function, broken out from...
7826 (scan_rtx_reg): ... here. Call it. Handle the case where we are
7827 appending a use to an empty chain.
7828 (build_def_use): Remove previous changes that convert OP_INOUT to
7829 OP_OUT operands; instead detect the case where an OP_INOUT operand
7830 uses a previously untracked register and create an empty chain for it.
7832 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7834 * doc/extend.texi (Function Attributes): Rewrite unfinished
7835 sentence in ms_abi documentation.
7837 2010-03-17 Alan Modra <amodra@gmail.com>
7839 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
7840 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
7841 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
7842 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
7844 2010-03-16 Richard Henderson <rth@redhat.com>
7847 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
7848 (lower_try_finally): Save and restore eh_seq around the expansion
7851 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
7853 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
7854 statements before splitting block.
7856 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7858 * doc/sourcebuild.texi (Testsuites): Fix markup.
7859 Use pathnames relative to gcc/testsuite.
7860 (Test Directives): Move description of how timeout is determined.
7861 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
7862 (C Tests): Correct gcc.misc-tests directory.
7863 Framework tests now live in gcc.test-framework.
7865 2010-03-16 Richard Guenther <rguenther@suse.de>
7868 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
7869 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
7871 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
7872 Alexandre Oliva <aoliva@redhat.com>
7874 PR tree-optimization/42917
7875 * lambda-code.c (remove_iv): Skip debug statements.
7876 (lambda_loopnest_to_gcc_loopnest): Likewise.
7877 (not_interesting_stmt): Debug statements are not interesting.
7879 2010-03-16 Jakub Jelinek <jakub@redhat.com>
7883 * cselib.c (cselib_preserve_constants,
7884 cfa_base_preserved_val): New static variables.
7885 (preserve_only_constants): New function.
7886 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
7887 clear its REG_VALUES. If cselib_preserve_constants, don't
7888 empty the whole hash table, but preserve there VALUEs with constants,
7889 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
7890 (cselib_preserve_cfa_base_value): New function.
7891 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
7892 (cselib_init): Change argument to int bitfield. Set
7893 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
7895 (cselib_finish): Clear cselib_preserve_constants and
7896 cfa_base_preserved_val.
7897 * cselib.h (enum cselib_record_what): New enum.
7898 (cselib_init): Change argument to int.
7899 (cselib_preserve_cfa_base_value): New prototype.
7900 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
7901 * dse.c (dse_step1): Likewise.
7902 * cfgcleanup.c (thread_jump): Likewise.
7903 * sched-deps.c (sched_analyze): Likewise.
7904 * gcse.c (local_cprop_pass): Likewise.
7905 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
7906 If FN is non-NULL, call the callback always and whenever it returns
7907 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
7908 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
7909 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
7910 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
7911 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
7912 * var-tracking.c: Include recog.h.
7913 (bb_stack_adjust_offset): Remove.
7914 (vt_stack_adjustments): Don't call it, instead just gather the
7915 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
7916 (adjust_stack_reference): Remove.
7917 (compute_cfa_pointer): New function.
7918 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
7919 (struct adjust_mem_data): New type.
7920 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
7922 (get_address_mode): New function.
7923 (replace_expr_with_values): Use it.
7924 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
7925 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
7926 (adjust_sets): Remove.
7927 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
7928 Use get_address_mode.
7929 (get_adjusted_src): Remove.
7930 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
7931 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
7932 (add_with_sets): Don't call adjust_sets.
7933 (fp_setter, vt_init_cfa_base): New functions.
7934 (vt_initialize): Change return type to bool. Move most of pool etc.
7935 initialization to the beginning of the function from end. Pass
7936 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
7937 If !frame_pointer_needed, call vt_stack_adjustment before mos
7938 vector is filled, call vt_init_cfa_base if argp/framep has been
7939 eliminated to sp. If frame_pointer_needed and argp/framep has
7940 been eliminated to hard frame pointer, set
7941 hard_frame_pointer_adjustment and call vt_init_cfa_base after
7942 encountering fp setter in the prologue. For MO_ADJUST, call
7943 log_op_type before pusing the op into mos vector, not afterwards.
7944 Call adjust_insn before cselib_process_insn/add_with_sets,
7945 call cancel_changes (0) afterwards.
7946 (variable_tracking_main_1): Adjust for vt_initialize calling
7947 vt_stack_adjustments and returning whether it succeeded or not.
7949 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
7951 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
7954 2010-03-15 Jakub Jelinek <jakub@redhat.com>
7956 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
7958 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
7959 drap_reg has not been set.
7961 2010-03-15 Michael Matz <matz@suse.de>
7964 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
7965 use it to expand block copies.
7966 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
7967 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
7968 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
7970 2010-03-15 Richard Guenther <rguenther@suse.de>
7972 PR tree-optimization/43367
7973 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
7976 2010-03-15 Richard Guenther <rguenther@suse.de>
7978 PR tree-optimization/43317
7979 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
7981 2010-03-15 Martin Jambor <mjambor@suse.cz>
7983 PR tree-optimization/43141
7984 * tree-sra.c (create_abstract_origin): New function.
7985 (modify_function): Call create_abstract_origin.
7987 2010-03-15 Chris Demetriou <cgd@google.com>
7989 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
7992 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7995 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
7996 call insert_out_of_ssa_copy for default definitions.
7998 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8000 * graphite-clast-to-gimple.c (my_long_long): Defined.
8001 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
8002 * graphite-sese-to-poly.c (my_long_long): Defined.
8003 (scop_ivs_can_be_represented): Use it.
8005 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8007 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
8008 graphite-max-bbs-per-function, and loop-block-tile-size.
8009 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
8011 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
8013 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8015 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
8016 forward declaration.
8017 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
8018 (add_upper_bounds_from_estimated_nit): New.
8019 (build_loop_iteration_domains): Use it.
8021 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8023 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
8025 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8028 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
8029 should be an INTEGER_CST. Also handle CASE_CONVERT.
8031 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8033 * graphite.c (graphite_initialize): To bound the number of bbs per
8034 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
8035 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
8036 * doc/invoke.texi: Document it.
8038 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8040 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
8041 * graphite-sese-to-poly.h (build_poly_scop): Same.
8043 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8045 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
8046 the number of parameters in the scop. Use as an upper bound
8047 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
8048 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
8049 * doc/invoke.texi: Document it.
8051 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
8053 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
8054 * doc/c-tree.texi: Remove.
8055 * doc/generic.texi: Merge c-tree.texi here.
8056 * doc/gccint.texi (Trees): Remove menu entry.
8057 (c-tree.texi): Remove @include.
8058 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
8059 * doc/languages.texi (Reading RTL): Ditto.
8061 2010-03-12 Steve Ellcey <sje@cup.hp.com>
8064 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
8066 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8069 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
8070 code added to work around reload clobbering CONST insns.
8072 2010-03-12 Jakub Jelinek <jakub@redhat.com>
8074 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
8075 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
8076 (cselib_preserve_only_values): Remove retain argument, don't
8077 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
8078 * cselib.h (cselib_preserve_only_values): Remove retain argument.
8079 * var-tracking.c (micro_operation): Move insn field before union.
8080 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
8081 (struct variable_tracking_info_def): Remove n_mos field, change
8082 mos into a vector of micro_operations.
8083 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
8084 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
8085 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
8086 changing into a vector.
8087 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
8088 come before all other uops generated by add_stores.
8089 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
8091 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
8092 a vector. Run just one pass over the bbs instead of separate counting
8093 and computation phase.
8094 (vt_finalize): Free VTI (bb)->mos vector instead of array.
8097 * tree-inline.c (remap_decls): Put old_var rather than origin_var
8098 into *nonlocalized_list vector.
8099 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
8100 even if origin is non-NULL.
8101 (gen_variable_die): Likewise.
8102 (process_scope_var): Don't change origin.
8103 (gen_decl_die): Likewise.
8104 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
8105 before adding new edges instead of after it, fix moving over
8108 2010-03-11 David S. Miller <davem@davemloft.net>
8110 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
8112 * configure: Rebuild.
8114 2010-03-11 Martin Jambor <mjambor@suse.cz>
8116 PR tree-optimization/43257
8117 * tree.c (assign_assembler_name_if_neeeded): New function.
8118 (free_lang_data_in_cgraph): Assembler name assignment moved to the
8120 * tree.h (assign_assembler_name_if_neeeded): Declare.
8121 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
8122 the function if needed.
8124 2010-03-11 Chris Demetriou <cgd@google.com>
8126 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
8127 include/stdint-gcc.h, and include/stdint.h world-readable.
8129 2010-03-11 Richard Guenther <rguenther@suse.de>
8131 PR tree-optimization/43255
8132 * tree-vrp.c (process_assert_insertions_for): Do not insert
8133 asserts for trivial conditions.
8135 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8137 PR tree-optimization/43280
8138 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
8139 generation. Move calculation of size out of the if branch.
8140 (find_bswap): Modify compare number generation.
8142 2010-03-11 Richard Guenther <rguenther@suse.de>
8145 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
8146 (input_gimple_stmt): Fixup handled component types during
8147 operand read. Also fix up decls in ADDR_EXPRs.
8149 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
8151 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
8152 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
8154 2010-03-10 Jan Hubicka <jh@suse.cz>
8157 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
8158 * varasm.c (get_variable_section): Don't do that here...
8159 (make_decl_rtl): ... and here.
8160 (do_assemble_alias): Produce decl RTL.
8161 (assemble_alias): Likewise.
8163 2010-03-10 Jakub Jelinek <jakub@redhat.com>
8166 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
8167 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
8169 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
8170 (based_loc_descr): Only express drap or vdrap regno based expressions
8171 using DW_OP_fbreg when not optimizing.
8172 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
8173 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
8174 REG_CFA_SET_VDRAP note.
8176 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
8178 PR tree-optimization/43236
8179 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
8180 error in calculation of base address in reverse iteration case.
8181 (generate_builtin): Take number of latch executions if the statement
8184 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
8187 * tree-eh.c: Include pointer-set.h.
8188 (lower_eh_dispatch): Filter out duplicate case labels and
8189 remove the unneeded edge when the label is unused. Return
8190 true when some edges are removed.
8191 (execute_lower_eh_dispatch): When any lowering resulted in
8192 removing an edge, also delete unreachable blocks.
8194 2010-03-10 Jakub Jelinek <jakub@redhat.com>
8197 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
8198 UNSPEC_MACHOPIC_OFFSET.
8200 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
8203 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8204 (m68k_delegitimize_address): New function.
8206 2010-03-09 Jakub Jelinek <jakub@redhat.com>
8209 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
8212 * var-tracking.c (adjust_sets): New function.
8213 (count_with_sets, add_with_sets): Use it.
8214 (get_adjusted_src): New inline function.
8215 (add_stores): Use it.
8218 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
8219 call cselib_dummy_expand_value_rtx_cb instead of
8220 cselib_expand_value_rtx_cb.
8223 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
8224 * config/i386/i386.c: Include debug.h and dwarf2out.h.
8225 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
8226 and .cfi_endproc around the pic thunks.
8227 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
8228 all queued unwind info register saves are saved before the call.
8229 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
8230 considered as sp-=4 for unwind info and the pop as sp+=4 which
8231 also clobbers dest, but doesn't actually restore it.
8234 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
8235 RTX_FRAME_RELATED_P.
8237 2010-03-09 Jie Zhang <jie@codesourcery.com>
8239 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
8240 whitespaces in output template.
8242 2010-03-09 Jie Zhang <jie@codesourcery.com>
8244 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
8247 2010-03-08 Jakub Jelinek <jakub@redhat.com>
8249 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
8250 builtins.exp in a separate job.
8252 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8254 * graphite-sese-to-poly.c (add_param_constraints): Use
8255 lower_bound_in_type and upper_bound_in_type.
8257 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8259 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
8260 instead of unsigned_type_node.
8262 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8263 Reza Yazdani <reza.yazdani@amd.com>
8266 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
8267 on pointer type parameters.
8269 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
8273 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
8274 handle conversions from pointer to integers.
8275 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
8276 induction variable, to be able to work with code generated by CLooG.
8277 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
8278 (build_poly_scop): Bail out if we cannot codegen a loop.
8280 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
8282 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
8283 code generation with gloog_error.
8285 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8287 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
8288 Call fold_convert on all the returned values.
8289 (expand_scalar_variables_expr): Pass to
8290 expand_scalar_variables_ssa_name the type of the resulting expression.
8292 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8294 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
8295 ppl_min_for_le_pointset.
8296 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
8297 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
8299 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8301 * graphite-dependences.c (map_into_dep_poly): Removed.
8302 (dependence_polyhedron_1): Use combine_context_id_scat.
8304 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8306 * graphite-poly.h (struct poly_scattering): Add layout documentation.
8307 (struct poly_bb): Same.
8308 (combine_context_id_scat): New.
8310 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8313 * sese.c (name_defined_in_loop_p): Return false for default
8316 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8318 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
8319 and clean up the logic.
8321 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8323 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
8326 2010-03-08 Jakub Jelinek <jakub@redhat.com>
8328 * var-tracking.c (remove_cselib_value_chains): Define only for
8330 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
8331 delete_slot_part, emit_notes_for_differences_1): Don't call
8332 remove_cselib_value_chains here.
8333 (set_slot_part, emit_notes_for_differences_2): Don't call
8334 add_cselib_value_chains here.
8335 (preserved_values): New vector.
8336 (preserve_value): New function.
8337 (add_uses, add_stores, vt_add_function_parameters): Use it
8338 instead of cselib_preserve_value.
8339 (changed_values_stack): New vector.
8340 (check_changed_vars_0): New function.
8341 (check_changed_vars_1, check_changed_vars_2): Use it.
8342 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
8343 changed_values_stack VALUEs.
8344 (vt_emit_notes): For all preserved_values call
8345 add_cselib_value_chains. If ENABLE_CHECKING call
8346 remove_cselib_value_chains before verifying value_chains is empty.
8347 Initialize and free changed_values_stack.
8348 (vt_initialize): Initialize preserved_values.
8349 (vt_finalize): Free preserved_values.
8351 2010-03-08 Richard Guenther <rguenther@suse.de>
8353 PR tree-optimization/43269
8354 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
8357 2010-03-08 Martin Jambor <mjambor@suse.cz>
8359 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
8360 (ipa_is_param_called): Removed.
8361 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
8362 (ipa_print_node_params): Do not print the called flag.
8363 (ipa_write_node_info): Do not stream the called flag.
8364 (ipa_read_node_info): Likewise.
8366 2010-03-07 Jakub Jelinek <jakub@redhat.com>
8369 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
8370 * cselib.c (struct expand_value_data): Add dummy field.
8371 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
8373 (cselib_dummy_expand_value_rtx_cb): New function.
8374 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
8376 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
8377 * var-tracking.c: Include pointer-set.h.
8378 (variable): Change n_var_parts to char from int. Add
8379 cur_loc_changed and in_changed_variables fields.
8380 (variable_canonicalize): Remove.
8381 (shared_var_p): New inline function.
8382 (unshare_variable): Maintain cur_loc_changed and
8383 in_changed_variables fields. If var was in changed_variables,
8384 replace it there with new_var. Just copy cur_loc instead of
8385 resetting it to something else.
8386 (variable_union): Don't recompute cur_loc. Use shared_var_p.
8387 (dataflow_set_union): Don't call variable_canonicalize.
8388 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
8389 of their DEBUG_EXPR_TREE_DECLs.
8390 (canonicalize_loc_order_check): Verify that cur_loc is NULL
8391 and in_changed_variables and cur_loc_changed is false.
8392 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
8393 and cur_loc_changed. Don't update cur_loc here.
8394 (variable_merge_over_src): Don't call variable_canonicalize.
8395 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
8396 removing loc that is equal to cur_loc, clear cur_loc,
8397 set cur_loc_changed and ensure variable_was_changed is called.
8398 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
8399 compare pointers in cur_loc check, if it is equal to loc,
8400 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
8401 (variable_different_p): Remove compare_current_location argument,
8402 don't compare cur_loc.
8403 (dataflow_set_different_1): Adjust variable_different_p caller.
8404 (variable_was_changed): If dv had some var in changed_variables
8405 already, reset in_changed_variables flag for it and propagate
8406 cur_loc_changed over to the new variable. On empty var
8407 always set cur_loc_changed. Set in_changed_variables on whatever
8408 var is added to changed_variables.
8409 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
8410 Use shared_var_p. When removing loc that is equal to cur_loc,
8411 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
8412 end, don't set it to something else, just call variable_was_changed.
8413 (delete_slot_part): Use shared_var_p. When cur_loc equals to
8414 loc being removed, clear cur_loc and set cur_loc_changed.
8415 Set cur_loc_changed if all locations have been removed.
8416 (struct expand_loc_callback_data): New type.
8417 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
8418 allocated. Always create SUBREGs if simplify_subreg failed.
8419 Prefer to use cur_loc, when that fails and still in
8420 changed_variables (and seen first time) recompute it. Set
8421 cur_loc_changed of variables which had to change cur_loc and
8422 compute elcd->cur_loc_changed if any of the subexpressions used
8423 had to change cur_loc.
8424 (vt_expand_loc): Adjust to pass arguments in
8425 expand_loc_callback_data structure.
8426 (vt_expand_loc_dummy): New function.
8427 (emitted_notes): New variable.
8428 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
8429 that weren't used for any other decl in current
8430 emit_notes_for_changes call call vt_expand_loc_dummy to update
8431 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
8432 first loc_chain location if NULL before. Always use just
8433 cur_loc instead of first loc_chain location. When cur_loc_changed
8434 is false, when not --enable-checking=rtl just don't emit any note.
8435 When rtl checking, compute the note and assert it is the same
8436 as previous note. Clear cur_loc_changed and in_changed_variables
8437 at the end before removing from changed_variables.
8438 (check_changed_vars_3): New function.
8439 (emit_notes_for_changes): Traverse changed_vars to call
8440 check_changed_vars_3 on each changed var.
8441 (emit_notes_for_differences_1): Clear cur_loc_changed and
8442 in_changed_variables. Recompute cur_loc of new_var.
8443 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
8444 (vt_emit_notes): Initialize and destroy emitted_notes.
8446 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
8448 PR rtl-optimization/42220
8449 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
8450 Use verify_reg_tracked to determine if we should use OP_OUT rather
8452 (build_def_use): If we see an in-out operand for a register that we
8453 know nothing about, treat is an output if possible, fail the block if
8456 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8459 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
8462 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8465 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
8466 uses of relevant DEFs that are dead outside the loop too.
8468 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8470 * var-tracking.c (dataflow_set_merge): Swap src and src2.
8472 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8474 * var-tracking.c (values_to_unmark): New variable.
8475 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8476 values_to_unmark vector. Moved body to...
8477 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8478 instead queue it into values_to_unmark vector.
8479 (vt_find_locations): Free values_to_unmark vector.
8481 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
8483 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
8484 (site.exp): Export them when plugins are enabled.
8486 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
8489 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
8491 (chrec_fold_multiply): Same.
8493 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
8496 * c-decl.c (build_compound_literal): Return early if init is
8499 2010-03-04 Martin Jambor <mjambor@suse.cz>
8501 PR tree-optimization/43164
8502 PR tree-optimization/43191
8503 * tree-sra.c (type_consists_of_records_p): Reject records with
8504 zero-size bit-fields at the end.
8506 2010-03-04 Mike Stump <mikestump@comcast.net>
8508 * Makefile.in (TAGS): Remove *.y.
8510 2010-03-04 Richard Guenther <rguenther@suse.de>
8512 PR tree-optimization/40761
8513 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
8515 (my_rev_post_order_compute): New function.
8516 (init_pre): Call it.
8518 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
8521 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
8522 decrease the cost of an IV candidate when the cost is infinite.
8524 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8526 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
8527 Use '3DNow!' for the extension of that name, ensure normal space
8529 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
8531 2010-03-03 Jeff Law <law@redhat.com>
8533 * PR middle-end/32693
8534 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
8535 than gen_rtx_SUBREG.
8536 (extract_bit_field_1): Likewise.
8538 2010-03-03 Janis Johnson <janis187@us.ibm.com>
8540 * doc/sourcebuild.texi (Test directives): Document that arguments
8541 include-opts and exclude-opts are now optional for dg-skip-if,
8542 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
8544 2010-03-03 Jason Merrill <jason@redhat.com>
8547 * cgraph.h (varpool_node): Add extra_name field.
8548 * varpool.c (varpool_extra_name_alias): New.
8549 (varpool_assemble_decl): Emit extra name aliases.
8550 (varpool_mark_needed_node): Look past an extra name alias.
8551 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
8552 * lto-streamer-in.c (lto_input_tree): Read it.
8553 * lto-streamer-out.c (output_unreferenced_globals): Write it.
8555 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
8557 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
8558 (sparc*-*-solaris2*): ...this.
8560 2010-03-03 Jakub Jelinek <jakub@redhat.com>
8563 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
8564 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
8565 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
8566 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
8569 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
8570 fallthrough to default handling, just with want_address 0 instead of 2.
8571 For single element lists, add_AT_loc directly, otherwise create an
8572 artificial variable DIE and stick location list to it.
8575 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
8576 (VAL_EXPR_HAS_REVERSE): Define.
8577 (reverse_op): New function.
8578 (add_stores): For reversible operations add an extra MO_VAL_USE.
8580 2010-03-02 Jason Merrill <jason@redhat.com>
8582 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
8584 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
8586 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
8587 (sparc64-*-linux*): Likewise.
8588 (sparc64-*-solaris2*): Include assembler files before linker ones.
8589 (sparc-*-solaris2*): Simplify and reorder to match previous case.
8590 * config/sparc/gas.h: Delete.
8591 * config/sparc/sol2-64.h: Add copyright notice.
8592 * config/sparc/sol2-gas-bi.h: Likewise.
8593 * config/sparc/sol2-gld.h: Likewise.
8594 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
8595 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
8596 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
8597 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
8598 (sparc_elf_asm_named_section): Rename into...
8599 (sparc_solaris_elf_asm_named_section): ...this. Always define.
8601 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
8603 * config/alpha/alpha.c (override_options): Fix -mtune error message.
8605 2010-03-02 Jeff Law <law@redhat.com>
8608 * reload1.c (rtx_p, substitute_stack): Declare.
8609 (substitute): Record addresses of changed rtxs.
8610 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
8611 Restore the original rtx when complete.
8612 (reload): Free subsitute_stack when complete.
8614 2010-03-02 Janis Johnson <janis187@us.ibm.com>
8616 * doc/gccint.texi (menu): Add Testsuites as a chapter.
8617 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
8619 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
8620 LTO Testing, gcov Testing, profopt Testing, compat Testing,
8621 Torture Tests): Change from subsection to section.
8623 2010-03-02 Jakub Jelinek <jakub@redhat.com>
8624 Steven Bosscher <steven@gcc.gnu.org>
8626 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
8629 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
8632 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
8633 the assignment from the new induction variable to the assignment
8634 of the value from the original loop PHI function.
8636 2010-03-01 Janis Johnson <janis187@us.ibm.com>
8637 Daniel Jacobowitz <dan@codesourcery.com>
8639 * doc/sourcebuild.texi (Test directives): Clarify options to
8642 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8644 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
8645 Disable cfi directives unless GCC and gas agree on using read-only
8646 .eh_frame sections for 64-bit.
8647 * configure: Regenerate.
8649 2010-03-01 Richard Guenther <rguenther@suse.de>
8651 PR tree-optimization/43220
8652 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
8653 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
8655 2010-03-01 Richard Guenther <rguenther@suse.de>
8656 Martin Jambor <mjambor@suse.cz>
8659 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
8660 gimplified parameters.
8662 2010-03-01 Christian Bruel <christian.bruel@st.com>
8664 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
8666 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
8668 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
8670 2010-03-01 Richard Guenther <rguenther@suse.de>
8673 * expr.c (expand_assignment): Use the alias-oracle to tell
8674 if the rhs aliases the result decl.
8676 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8679 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
8680 to sol_gt_pch_get_address.
8681 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
8682 64-bit, SPARC and x86.
8683 (sol_gt_pch_get_address): New function.
8685 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
8687 * toplev.h (inform_n, error_n): Declare.
8688 * diagnostic.c (inform_n, error_n): New function.
8690 2010-03-01 Jakub Jelinek <jakub@redhat.com>
8692 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
8693 has no rtl yet when processing local_decls, queue it and recheck
8694 if deferred stack allocation hasn't assigned it rtl.
8696 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8698 * config/sh/sh.c (unspec_bbr_uid): New.
8699 (gen_block_redirect): Use it instead of INSN_UID.
8700 (gen_far_branch): Likewise.
8702 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
8704 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
8705 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
8707 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8709 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
8710 (Warning Options): -Wno-conversion-null is valid for
8711 Objective-C++ as well.
8712 * doc/tm.texi (Named Address Spaces): Likewise.
8713 * doc/plugins.texi (Plugins): Replace TABs with spaces.
8714 * doc/tree-ssa.texi (Tree SSA): Likewise.
8716 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8719 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
8720 by default. Don't set the default arch for
8721 i[34567]86-*-darwin*|x86_64-*-darwin*.
8723 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8726 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
8727 default. Set the default 32bit/64bit archs with $with_arch
8728 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
8730 2010-02-27 Richard Guenther <rguenther@suse.de>
8732 PR tree-optimization/43186
8733 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
8734 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
8735 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
8736 unroller iterations.
8738 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8740 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
8741 required and i[34567]86-*-* targets don't support 64bit ISA.
8743 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
8746 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8749 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
8751 * config.gcc: Set the default arch at least to Prescott for
8752 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
8753 if SSE math is enabled.
8755 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8757 * diagnostic.c (diagnostic_initialize): Update.
8758 (diagnostic_report_diagnostic): Test inhibit_notes_p for
8760 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
8761 (diagnostic_inhibit_notes): New.
8762 * toplev.c (process_options): inhibit notes with -fcompare-debug.
8764 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8767 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
8768 * doc/standards.texi: Likewise.
8769 * doc/extend.texi: Likewise.
8770 * doc/trouble.texi: Likewise.
8771 * doc/cppopts.texi: Likewise.
8772 * doc/install.texi: Likewise.
8773 * c.opt (std=c90,std=gnu90): New options.
8774 * c-opts.c (c_common_handle_option): Handle them.
8776 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8779 * c-decl.c (undeclared_variable): Use an informative note.
8781 2010-02-26 Richard Guenther <rguenther@suse.de>
8783 PR tree-optimization/43186
8784 * gimple.h (gimple_fold): Remove.
8785 * gimple.c (gimple_fold): Remove. Inline into single user ...
8786 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
8787 Try harder for conditions.
8789 2010-02-26 Jakub Jelinek <jakub@redhat.com>
8792 * function.c (used_types_insert): Don't skip through named pointer
8793 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
8794 and it is different from the main variant's type.
8796 2010-02-26 Nick Clifton <nickc@redhat.com>
8798 * config/rx/rx.md (sminsi3): Remove bogus alternative.
8800 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
8802 * config.gcc: Support --with-fpmath=sse for x86.
8804 * config/i386/ssemath.h: New.
8806 * doc/install.texi (--with-fpmath=sse): Documented.
8808 2010-02-26 Richard Guenther <rguenther@suse.de>
8810 PR tree-optimization/43188
8811 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
8812 vector types of over-aligned element type.
8814 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
8817 * config/i386/i386.c (expand_vec_perm_blend): Use correct
8818 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
8820 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
8822 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
8824 2010-02-26 Jakub Jelinek <jakub@redhat.com>
8826 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
8827 * var-tracking.c: Include diagnostic.h.
8828 (debug_dv): New function.
8829 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
8832 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
8833 (add_value_chain, add_value_chains, remove_value_chain,
8834 remove_value_chains): Handle DEBUG_EXPRs.
8835 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
8838 * regcprop.c (struct queued_debug_insn_change): New type.
8839 (struct value_data_entry): Add debug_insn_changes field.
8840 (struct value_data): Add n_debug_insn_changes field.
8841 (debug_insn_changes_pool): New variable.
8842 (free_debug_insn_changes, apply_debug_insn_changes,
8843 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
8844 (kill_value_one_regno): Call free_debug_insn_changes if needed.
8845 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
8847 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
8849 (copyprop_hardreg_forward_1): Don't call apply_change_group for
8850 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
8851 changes, call cprop_find_used_regs via note_stores.
8852 (copyprop_hardreg_forward): When copying vd from predecessor
8853 which has any queued DEBUG_INSN changes, make sure the pointers are
8854 cleared. At the end call df_analyze and then if there are any
8855 DEBUG_INSN changes queued at the end of some basic block for still
8856 live registers, apply them.
8857 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
8859 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
8861 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
8864 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
8866 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
8867 targets. Set the default with_cpu/with_arch from arch/cpu.
8868 Allow x86-64 and native for with_cpu/with_arch.
8870 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
8872 * ebitmap.c: Change calls to verify_popcount with calls to
8873 sbitmap_verify_popcount.
8874 (ebitmap_clear_bit): Fixed map->cacheindex test and
8875 map>cache update when bit clearing results in an empty
8878 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8881 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
8882 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
8883 and support both V2DF and V2DI modes.
8884 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
8885 support both V2DF and V2DI modes.
8886 (general): Delete trailing whitespace from a few patterns.
8888 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8889 V2DF/V2DI interleave high/low builtins.
8891 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
8894 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
8895 interleave high/low functions.
8897 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
8899 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
8900 #pragma extern_prefix.
8902 2010-02-25 Jakub Jelinek <jakub@redhat.com>
8905 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
8906 BLKmode, assert op0 is a MEM and just adjust its mode.
8909 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
8910 if bitpos isn't multiple of mode's bitsize.
8912 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8914 * c.opt (-ftemplate-depth=): New.
8915 (-ftemplate-depth-): Deprecate.
8916 * optc-gen.awk: Handle -ftemplate-depth=.
8917 * opth-gen.awk: Likewise.
8918 * c-opts.c (c_common_handle_option): Likewise.
8919 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
8921 2010-02-24 Jason Merrill <jason@redhat.com>
8923 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
8925 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8927 * cfg.c (alloc_aux_for_block): Remove inline.
8928 (alloc_aux_for_edge): Likewise.
8930 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8932 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
8934 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8936 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
8937 * config/i386/sol2-gas.h: New file.
8938 * config.gcc (i[34567]86-*-solaris2*): Use it.
8940 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8943 * c-typeck.c (ep_convert_and_check): New.
8944 (build_conditional_expr): Use it.
8945 (build_binary_op): Likewise.
8947 2010-02-24 Jakub Jelinek <jakub@redhat.com>
8949 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
8952 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
8953 bounds even for -O+.
8954 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
8955 expr needs to have DECL_NAME set.
8957 2010-02-24 Nick Clifton <nickc@redhat.com>
8959 * config/mep/mep.c: Include gimple.h.
8960 (mep_function_uses_sp): Delete unused function.
8961 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
8962 parameters. Use unsigned integers to count args. Return a
8963 NULL_RTX instead of an error_mark_node. Toidy up formatting.
8965 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8968 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
8969 greater or equal to nelt instead of 2 * nelt.
8970 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
8973 2010-02-23 Jason Merrill <jason@redhat.com>
8976 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
8977 in cfun->local_decls even if they have register types.
8980 * stor-layout.c (place_field): Don't warn about unnecessary
8981 DECL_PACKED if the type is packed.
8983 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8986 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
8987 GOTOFF relocs, even when the base reg isn't pic pointer.
8989 2010-02-23 Michael Matz <matz@suse.de>
8992 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
8993 (expand_gimple_basic_block): Generate and use debug temps if there
8994 are debug uses left after the last real use of TERed ssa names.
8995 Unlink debug immediate uses when they are expanded.
8997 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
9000 * config/i386/i386.c (override_options): Reorganise to provide
9001 better error messages.
9003 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
9006 * graphite-scop-detection.c (create_single_exit_edge): Move
9007 the call to find_single_exit_edge to....
9008 (create_sese_edges): ...here. Don't handle multiple edges
9009 exiting the function.
9010 (build_graphite_scops): Don't handle multiple edges
9011 exiting the function.
9013 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
9016 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
9017 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
9019 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
9022 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
9024 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
9027 * c-typeck.c (convert_arguments): Print declaration location.
9028 * c-common.c (validate_nargs): Rename as
9029 builtin_function_validate_nargs.
9030 (check_builtin_function_arguments): Update.
9032 2010-02-22 Richard Guenther <rguenther@suse.de>
9035 * tree-inline.c (declare_return_variable): Use the type of
9036 the call stmt lhs if available.
9038 2010-02-22 Duncan Sands <baldrick@free.fr>
9040 * passes.c (register_pass): Always consider all pass lists when
9041 ref_pass_instance_number is zero.
9043 2010-02-22 Richard Guenther <rguenther@suse.de>
9045 PR tree-optimization/42749
9046 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
9047 parameter. Do arithmetic in the original type.
9048 (update_accumulator_with_ops): Likewise.
9049 (adjust_accumulator_values): Adjust.
9051 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9053 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
9054 (QI to BLKmode splitter): New splitter.
9056 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
9058 * config/i386/i386.c (initial_ix86_tune_features): Turn on
9059 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
9061 2010-02-22 Richard Guenther <rguenther@suse.de>
9063 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
9065 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
9067 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
9068 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
9069 ($(T)crti.o, $(T)crtn.o): Remove rules.
9071 2010-02-21 Tobias Burnus <burnus@net-b.de>
9074 * doc/invoke.texi (-fassociative-math): Document that this
9075 option is automatically enabled for Fortran.
9077 2010-02-20 David S. Miller <davem@davemloft.net>
9079 * configure.ac: Test if linker and assembler properly support
9080 GOTDATA_OP relocations.
9081 * configure: Rebuild.
9082 * config.in: Likewise.
9083 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
9084 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
9085 (movsi_high_pic): Likewise.
9086 (movdi_lo_sum_pic): Likewise.
9087 (movdi_high_pic): Likewise.
9088 (movsi_pic_gotdata_op): New pattern.
9089 (movdi_pic_gotdata_op): Likewise.
9090 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
9091 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
9093 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
9096 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
9097 attribute to ssemul.
9098 (xop_mulv2div2di3_high): Ditto.
9100 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
9103 * c.opt (Wconversion-null): New option.
9104 * doc/invoke.texi (Wconversion-null): Document.
9106 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
9108 * common.opt (Wlarger-than-): Add Undocumented.
9110 2010-02-19 Mike Stump <mikestump@comcast.net>
9112 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
9114 2010-02-19 Jason Merrill <jason@redhat.com>
9117 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
9118 * configure: Likewise.
9120 2010-02-20 Alan Modra <amodra@gmail.com>
9123 * cgraph.h (cgraph_make_decl_local): Declare.
9124 * cgraph.c (cgraph_make_decl_local): New function.
9125 (cgraph_make_node_local): Use it.
9126 * cgraphunit.c (cgraph_function_versioning): Likewise.
9127 * ipa.c (function_and_variable_visibility): Likewise.
9129 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9132 * except.c (sjlj_emit_function_enter): Don't call
9133 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
9135 * rtl.h (add_reg_br_prob_note): Remove prototype.
9137 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9140 * c-common.c (conversion_warning): Remove widening conversions
9141 before checking the conversion of integers to reals.
9143 2010-02-19 Mike Stump <mikestump@comcast.net>
9146 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
9149 * cgraphunit.c (process_function_and_variable_attributes): Check
9150 DECL_PRESERVE_P instead of looking up attribute "used".
9151 * ipa-pure-const.c (check_decl): Likewise.
9152 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
9153 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
9154 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
9155 instead of attribute "used".
9156 * config/sol2-c.c (solaris_pragma_init): Likewise.
9157 (solaris_pragma_fini): Likewise.
9159 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9161 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
9162 Use XCNEW instead of xcalloc.
9163 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
9164 XNEW instead of xmalloc.
9165 (get_fields): Use XNEWVEC instead of xmalloc.
9168 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
9169 populate vars array.
9170 (create_new_general_access): For debug stmts just reset value.
9171 (get_stmt_accesses): For accesses within debug stmts just record them
9172 using add_access_to_acc_sites instead of preventing the peeling or
9173 counting them as accesses.
9176 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
9178 2010-02-19 Richard Guenther <rguenther@suse.de>
9180 PR tree-optimization/42916
9181 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
9184 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
9186 * configure.ac: Replace all uses of changequote in macro arguments
9187 with proper quoting.
9189 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9192 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
9194 2010-02-19 Richard Guenther <rguenther@suse.de>
9196 PR tree-optimization/42944
9197 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
9198 test for aliasing with errno.
9200 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9203 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
9204 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
9205 * dojump.c: Include output.h.
9206 (inv): New inline function.
9207 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
9208 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
9209 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
9210 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
9211 argument, pass it down to other calls.
9212 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
9213 add REG_BR_PROB note to the conditional jump.
9214 * cfgexpand.c (add_reg_br_prob_note): Removed.
9215 (expand_gimple_cond): Don't call it, add the probability
9216 as last argument to jumpif_1/jumpifnot_1.
9217 * Makefile.in (dojump.o): Depend on output.h.
9218 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
9220 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
9221 * stmt.c (do_jump_if_equal): Likewise.
9222 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
9223 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9224 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
9226 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
9227 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
9228 jumpifnot_1 callers.
9229 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
9231 (store_expr): Adjust jumpifnot caller.
9232 (store_constructor): Adjust jumpif caller.
9235 * gimplify.c (gimple_boolify): For __builtin_expect call
9236 gimple_boolify also on its first argument.
9238 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
9240 * configure.ac (gnu-unique-object): Wrap regexps using [] in
9242 (__stack_chk_fail): Ditto. Remove quadrigraphs.
9243 * configure: Regenerated.
9245 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9247 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
9248 lang_hooks.types_compatible_p instead of comptypes.
9250 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9252 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
9253 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
9254 if __prefer_thumb__ is defined.
9256 2010-02-18 Martin Jambor <mjambor@suse.cz>
9258 PR tree-optimization/43066
9259 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
9260 array with zero-sized element type.
9262 2010-02-18 Jakub Jelinek <jakub@redhat.com>
9264 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
9265 rtx, allocate struct var_loc_node here and return it to the
9266 caller, and only if it is actually needed.
9267 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
9268 move it earlier and return immediately if it returns NULL.
9270 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
9272 * config/sparc/gas.h: New file. Restore
9273 TARGET_ASM_NAMED_SECTION to its ELF default.
9274 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
9276 * config/sparc/sparc.c (sparc_elf_asm_named_section):
9277 Likewise. Add ATTRIBUTE_UNUSED to prototype.
9278 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
9279 after sparc/sysv4.h.
9281 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
9283 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
9285 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
9287 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
9288 patterns from predicated pattern.
9290 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
9293 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
9294 for insn mnemonic suffix.
9296 2010-02-17 Richard Guenther <rguenther@suse.de>
9298 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
9301 2010-02-17 Jakub Jelinek <jakub@redhat.com>
9304 * caller-save.c (save_call_clobbered_regs): If BB ends with
9305 a DEBUG_INSN, move any notes in between last real insn and the last
9306 DEBUG_INSN after the last DEBUG_INSN.
9308 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
9310 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
9311 Fix return type. Fix argument type. Explain meaning of return value.
9313 2010-02-16 Richard Guenther <rguenther@suse.de>
9315 PR tree-optimization/41043
9316 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
9317 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
9319 (vrp_visit_phi_node): ... but only for loop PHI nodes.
9321 2010-02-16 Ira Rosen <irar@il.ibm.com>
9323 PR tree-optimization/43074
9324 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
9325 * tree-vect-loop.c (vect_analyze_loop_operations): Add
9326 vectorizable cycles in hybrid SLP check.
9327 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
9329 2010-02-16 Richard Guenther <rguenther@suse.de>
9331 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
9332 (true_dependence): If memrefs_conflict_p computes must-alias
9333 trust it. Move TBAA check after offset-based disambiguation.
9334 (canon_true_dependence): Likewise.
9336 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
9338 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
9339 * doc/invoke.texi: Document it.
9340 * var-tracking.c: Include toplev.h and params.h.
9341 (vt_find_locations): Return bool indicating success. Compute
9342 hash sizes unconditionally. Check new parameter, report.
9343 (variable_tracking_main_1): Check vt_find_locations results and
9344 retry. Renamed from...
9345 (variable_tracking_main): ... this. New wrapper to preserve
9346 flag_var_tracking_assignments.
9347 * Makefile.in (var-tracking.o): Adjust dependencies.
9349 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
9350 Jakub Jelinek <jakub@redhat.com>
9353 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
9354 if weak_import attribute is present.
9355 * config/darwin.c (machopic_select_section): Likewise.
9357 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
9359 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
9360 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
9361 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
9362 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
9364 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
9367 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
9370 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
9371 Rewrite text to refer to the names.
9373 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
9375 * config/i386/i386-builtin-types.def
9376 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
9377 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
9378 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
9379 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
9380 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
9381 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
9382 IX86_BUILTIN_VPERMIL2PS256.
9383 (MULTI_ARG_4_DF2_DI_I): Defined.
9384 (MULTI_ARG_4_DF2_DI_I1): Defined.
9385 (MULTI_ARG_4_SF2_SI_I): Defined.
9386 (MULTI_ARG_4_SF2_SI_I1): Defined.
9387 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
9388 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
9389 __builtin_ia32_vpermil2ps256.
9390 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9391 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9392 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
9393 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9394 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9395 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
9396 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
9397 CODE_FOR_xop_vpermil2v8sf3.
9398 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
9399 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
9400 * config/i386/xopintrin.h (_mm_permute2_pd): New.
9401 (_mm256_permute2_pd): New.
9402 (_mm_permute2_ps): New.
9403 (_mm256_permute2_ps): New.
9405 2010-02-15 Nick Clifton <nickc@redhat.com>
9407 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
9408 boolean parameters. Use emit_jump_insn when emitting a pop
9409 instruction containing a return insn.
9410 (push): Use 'true' rather than '1' as second parameter to F.
9411 (h8300_expand_prologue): Likewise.
9412 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
9413 (h8300_expand_epilogue): Likewise.
9415 2010-02-15 Richard Guenther <rguenther@suse.de>
9418 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
9421 2010-02-15 Nick Clifton <nickc@redhat.com>
9423 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
9426 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
9428 * intl.c (fake_ngettext): New function.
9429 * intl.h (fake_ngettext): Declare.
9430 (ngettext): Define macro.
9431 * collect2.c (notice_translated): New function.
9432 (main): Use notice_translated and ngettext.
9433 * collect2.h (notice_translated): Declare.
9435 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
9437 * reorg.c (delete_computation): Comment fixes.
9438 * caller-save.c (setup_save_areas): Idem.
9439 * sel-sched-dump.c (dump_lv_set): Idem.
9442 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9444 * config/s390/s390.c (s390_sched_init): New function.
9445 (TARGET_SCHED_INIT): Target hook defined.
9447 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
9448 Jack Howarth <howarth@bromo.med.uc.edu>
9449 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9452 Partial revert of unintended change in fix for PR41605.
9453 * config/darwin.h: Fix typo.
9454 * config/darwin9.h: Same.
9456 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9458 * c-pch.c (pch_init): Clear v.
9460 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9463 * graphite-scop-detection.c (graphite_can_represent_scev): Call
9464 graphite_can_represent_init for MULT_EXPR.
9466 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9470 * graphite-sese-to-poly.c (remove_phi): New.
9471 (translate_scalar_reduction_to_array): Call remove_phi.
9473 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9476 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
9477 * graphite-clast-to-gimple.h (gloog): Update declaration.
9478 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
9479 * graphite-poly.h (struct poly_bb): Add missing comments.
9480 (struct scop): Add poly_scop_p field.
9482 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
9483 * graphite.c (graphite_transform_loops): Build the polyhedral
9484 representation for each scop before code generation.
9485 * sese.c (rename_variables_in_operand): Removed.
9486 (rename_variables_in_expr): Return the renamed expression.
9487 (rename_sese_parameters): New.
9488 * sese.h (rename_sese_parameters): Declared.
9490 2010-02-11 Richard Guenther <rguenther@suse.de>
9492 PR tree-optimization/42998
9493 * tree-ssa-pre.c (create_expression_by_pieces): Treat
9494 POINTER_PLUS_EXPR properly.
9496 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9497 Changpeng Fang <changpeng.fang@amd.com>
9500 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
9501 the cost of an IV candidate when the IV is used in a test against zero.
9503 * gcc.dg/tree-ssa/ivopts-3.c: New.
9505 2010-02-11 Richard Guenther <rguenther@suse.de>
9508 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
9509 pointer-vs-decl case by swapping refs. Handle some cases
9510 of pointer-vs-decl disambiguations more conservatively.
9511 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
9512 to false after expanding.
9514 2010-02-11 Richard Guenther <rguenther@suse.de>
9517 * gcc.c (process_command): Handle LTO file@offset case more
9520 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9522 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
9523 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
9525 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
9527 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
9528 if MEM's mode size isn't DWARF2_ADDR_SIZE.
9529 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
9530 Optimize eq/ne comparisons when both arguments are known to be
9532 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
9533 Don't mask operands unnecessarily if they are known to be already
9536 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
9538 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
9541 2010-02-10 Richard Guenther <rguenther@suse.de>
9543 PR tree-optimization/43017
9544 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
9545 for wrapping signed arithmetic.
9547 2010-02-10 Jakub Jelinek <jakub@redhat.com>
9550 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
9551 if no debug info should be emitted for it.
9553 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
9555 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
9556 note when flag_exceptions is set.
9558 2010-02-10 Duncan Sands <baldrick@free.fr>
9560 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
9562 2010-02-10 Richard Guenther <rguenther@suse.de>
9565 * tree.c (get_unwidened): Handle constants.
9566 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
9568 2010-02-10 Martin Jambor <mjambor@suse.cz>
9571 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
9572 check for variable argument counts independently.
9574 2010-02-10 Christian Bruel <christian.bruel@st.com>
9577 * config/sh/sh.c (find_barrier): Increase length for non delayed
9578 conditional branches.
9580 2010-02-10 Christian Bruel <christian.bruel@st.com>
9582 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
9584 2010-02-10 Jakub Jelinek <jakub@redhat.com>
9586 * builtins.c (set_builtin_user_assembler_name): Also handle
9587 ffs if int is smaller than word.
9589 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
9592 * ira-conflicts.c (get_dup): Remove.
9593 (process_reg_shuffles): Add new parameter. Use it as an
9594 additional guard for copy generation.
9595 (add_insn_allocno_copies): Rewrite.
9597 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
9599 * common.opt (fsched2-use-traces): Preserved for backward
9601 * doc/invoke.texi: Remove the documentation about option
9602 -fsched2-use-traces.
9603 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
9604 flag_sched2_use_traces.
9605 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
9606 the backward compatibility flag section.
9608 2010-02-09 Richard Guenther <rguenther@suse.de>
9610 PR tree-optimization/43008
9611 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
9612 make HEAP variables initialized from global memory if they
9613 are not known builtin functions.
9614 (find_func_aliases): Adjust.
9616 2010-02-09 Richard Guenther <rguenther@suse.de>
9618 PR tree-optimization/43000
9619 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
9620 arithmetic manually.
9622 2010-02-08 Jakub Jelinek <jakub@redhat.com>
9624 PR tree-optimization/42931
9625 * tree-loop-linear.c (try_interchange_loops): Don't call
9626 double_int_mul if estimated_loop_iterations failed.
9628 2010-02-08 Martin Jambor <mjambor@suse.cz>
9631 * tree-sra.c (build_accesses_from_assign): Do not mark in
9632 should_scalarize_away_bitmap if stmt has volatile ops.
9633 (sra_modify_assign): Do not process assigns piecemeal if if stmt
9636 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
9638 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
9640 2010-02-07 Adam Nemet <adambnmet@gmail.com>
9642 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
9645 2010-02-07 Andrew Pinski <pinskia@gmail.com>
9648 * df-core.c (df_finish_pass): Change type of saved_flags to int.
9650 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
9653 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
9654 to unknown_dependence.
9655 (graphite_legal_transform_dr): Handle the unknown_dependence.
9656 (graphite_carried_dependence_level_k): Same.
9658 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
9660 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
9662 2010-02-07 Richard Guenther <rguenther@suse.de>
9665 * expr.c (get_inner_reference): Always initialize *pbitsize.
9667 2010-02-07 Richard Guenther <rguenther@suse.de>
9670 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
9671 new ARRAY_REFs on variable size element or minimal index arrays.
9673 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
9674 gimple_fold_indirect_ref.
9676 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
9679 * arm.c (arm_override_options): Just return if the user has specified
9680 an invalid fpu name.
9682 2010-02-03 Jason Merrill <jason@redhat.com>
9685 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
9686 i386_pe_maybe_record_exported_symbol.
9688 2010-02-05 Steve Ellcey <sje@cup.hp.com>
9691 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
9692 (pa_delegitimize_address): New function.
9694 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
9696 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
9697 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
9699 2010-02-05 Richard Guenther <rguenther@suse.de>
9702 * lto-streamer-in.c (get_resolution): Deal with references
9703 to undefined functions.
9705 2010-02-05 Richard Guenther <rguenther@suse.de>
9707 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
9708 (fold_const_aggregate_ref): Likewise.
9709 (ccp_fold_stmt): Substitute loads.
9710 (maybe_fold_reference): Verify types before substituting.
9712 (fold_gimple_assign): Unshare properly.
9713 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
9715 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
9717 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
9718 for rs6000_gen_cell_microcode.
9720 2010-02-04 Richard Guenther <rguenther@suse.de>
9722 PR rtl-optimization/42952
9723 * dse.c (const_or_frame_p): Remove MEM handling.
9725 2010-02-04 Nick Clifton <nickc@redhat.com>
9727 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
9728 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
9729 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
9730 (mn10300_asm_output_mi_thunk): New function.
9731 (mn10300_can_output_mu_thunk): New function.
9732 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
9733 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
9734 (FUNCTION_ARG): Delete incorrect comment.
9736 2010-02-03 Jason Merrill <jason@redhat.com>
9739 * fold-const.c (operand_equal_p): Handle erroneous types.
9741 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
9743 * config/h8300/h8300.md (can_delay): Fix attibute condition.
9745 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
9747 PR rtl-optimization/42941
9748 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
9751 2010-02-03 Jason Merrill <jason@redhat.com>
9754 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
9756 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
9759 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
9760 (cselib_reset_table): Renamed from...
9761 (cselib_reset_table_with_next_value): ... this.
9762 (cselib_get_next_uid): Renamed from...
9763 (cselib_get_next_unknown_value): ... this.
9764 * cselib.c (next_uid): Renamed from...
9765 (next_unknown_value): ... this.
9766 (cselib_clear_table): Adjust.
9767 (cselib_reset_table): Adjust. Renamed from...
9768 (cselib_reset_table_with_next_value): ... this.
9769 (cselib_get_next_uid): Adjust. Renamed from...
9770 (cselib_get_next_unknown_value): ... this.
9771 (get_value_hash): Use hash.
9772 (cselib_hash_rtx): Likewise.
9773 (new_cselib_val): Adjust. Set and dump uid.
9774 (cselib_lookup_mem): Pass next_uid as hash.
9775 (cselib_subst_to_values): Likewise.
9776 (cselib_log_lookup): Dump uid.
9777 (cselib_lookup): Pass next_uid as hash. Adjust.
9778 (cselib_process_insn): Adjust.
9779 (cselib_init): Initialize next_uid.
9780 (cselib_finish): Adjust.
9781 (dump_cselib_table): Likewise.
9782 * dse.c (canon_address): Dump value uid.
9783 * print-rtl.c (print_rtx): Print value uid.
9784 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
9786 (dv_uid): New function, sort of renamed from...
9787 (dv_htab_hash): ... this, reimplemented in terms of it and...
9788 (dv_uid2hash): ... this. New.
9789 (variable_htab_eq): Drop excess assertions.
9790 (tie_break_pointers): Removed.
9791 (canon_value_cmp): Compare uids.
9792 (variable_post_merge_New_vals): Print uids.
9793 (vt_add_function_parameters): Adjust.
9794 (vt_initialize): Reset table. Adjust.
9796 2010-02-03 Richard Guenther <rguenther@suse.de>
9798 PR tree-optimization/42944
9799 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
9800 (call_may_clobber_ref_p_1): Likewise. Properly handle
9801 malloc and calloc clobbering errno.
9803 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
9805 * doc/invoke.texi: Fix name of sched1 dump.
9807 * opts.c (decode_options): Set flag_tree_switch_conversion
9808 only conditionally on optimize >= 2.
9810 * gcse.c: Assorted comment fixes in pass description.
9812 2010-02-03 Anthony Green <green@moxielogic.com>
9814 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
9815 nop padding in order to maintain alignment of storage location of
9816 target function address.
9817 (moxie_trampoline_init): Store target function address at newly
9819 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
9821 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
9823 2010-02-03 Richard Guenther <rguenther@suse.de>
9826 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
9828 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9830 * config.gcc: Reenable check for obsolete targets.
9831 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
9832 mips-sgi-irix6.[0-4]*.
9834 2010-02-02 Nick Clifton <nickc@redhat.com>
9836 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
9837 constant size of 4 as being the same as 0.
9838 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
9839 can take values in the range 0..4.
9841 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
9844 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
9845 as _darwin10_Unwind_FindEnclosingFunction().
9846 * libgcc-libsystem.ver: New.
9848 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
9851 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
9852 implicitly set registers.
9854 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
9856 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
9857 (arm_override_options): Allow automatic selection of the thread
9858 pointer register if thumb2.
9859 (legitimize_pic_address): Improve code sequences for Thumb2.
9860 (arm_call_tls_get_addr): Likewise.
9861 (legitimize_tls_address): Likewise.
9862 * arm.md (pic_load_addr_arm): Delete. Replace with ...
9863 (pic_load_addr_32bit): ... this. New named pattern.
9864 * thumb2.md (pic_load_addr_thumb2): Delete.
9865 (pic_load_dot_plus_four): Delete.
9866 (tls_load_dot_plus_four): New named pattern.
9868 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9871 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
9872 Document fix for TLS bug.
9874 2010-01-31 Richard Guenther <rguenther@suse.de>
9876 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
9877 conservatively correct.
9879 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9883 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9885 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9887 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9889 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
9891 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
9893 * config.gcc: Adjust order of makefile fragments for mingw targets.
9895 2010-01-31 Richard Guenther <rguenther@suse.de>
9898 * gimplify.c (gimplify_init_constructor): For volatile LHS
9899 initialize a temporary.
9901 2010-01-31 Matthias Klose <doko@ubuntu.com>
9903 * configure.ac: Fix __stack_chk_fail check for cross builds configured
9905 * configure: Regenerate.
9907 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
9909 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
9910 the same alias set and their sizes different constantness.
9911 (aliasing_component_refs_p): Revert 2009-10-24 change.
9913 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9915 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
9918 2010-01-29 Richard Guenther <rguenther@suse.de>
9920 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
9921 Assert we successfully updated the call.
9923 2010-01-29 Jakub Jelinek <jakub@redhat.com>
9925 PR rtl-optimization/42889
9926 * df.h (df_set_bb_dirty_nonlr): New prototype.
9927 * df-core.c (df_set_bb_dirty_nonlr): New function.
9928 * df-scan.c (df_insn_rescan): Call it instead of
9929 df_set_bb_dirty for DEBUG_INSNs.
9931 2010-01-29 Richard Guenther <rguenther@suse.de>
9934 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
9935 quadratic behavior in most cases.
9937 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
9940 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
9941 in the call to gen_x86_movsicc_0_m1.
9943 2010-01-28 Richard Guenther <rguenther@suse.de>
9945 PR tree-optimization/42871
9946 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
9948 2010-01-28 Richard Guenther <rguenther@suse.de>
9950 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
9951 into call arguments.
9953 2010-01-28 Richard Guenther <rguenther@suse.de>
9956 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
9957 the forwarder if the destination is an EH landing pad.
9959 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
9961 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
9962 block list passed to gimple_duplicate_sese_tail.
9963 (parallelize_loops): Avoid parallelization when the function
9965 Avoid parallelization when the preheader is IRREDUCIBLE.
9966 Try to optimize when estimated_loop_iterations_int is unresolved.
9967 Add the loop's location to the dump file.
9968 * tree-cfg.c (add_phi_args_after_redirect): Remove.
9969 (gimple_duplicate_sese_tail): Remove the check for the latch.
9970 Redirect nexits to the exit block.
9971 Remove handling of the incoming edges to the latch.
9972 Redirect the backedge from the copied latch to the exit bb.
9974 2010-01-28 Michael Matz <matz@suse.de>
9977 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
9978 Wrap force_reg into a sequence, emit it before user.
9980 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
9982 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
9984 (arm_legacy_rev): Likewise.
9985 (thumb_legacy_rev): Likewise.
9987 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9989 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
9990 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
9991 on MEM's address failed, try avoid_constant_pool_reference and
9992 recurse if it returned something different.
9993 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
9994 address, try avoid_constant_pool_reference and recurse if it
9995 returned something different.
9996 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
9997 address and avoid_constant_pool_reference returned something
9998 different, don't set have_address.
10000 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
10003 * var-tracking.c (val_store): Add modified argument, obey it.
10005 (count_uses): Move down logging of main.
10006 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
10007 don't need resolution.
10008 (emit_notes_in_bb): Likewise.
10010 2010-01-27 Richard Guenther <rguenther@suse.de>
10012 PR middle-end/42878
10013 * tree-inline.c (remap_decl): Delay remapping of SSA name
10014 default definitions until we need them.
10016 2010-01-27 Jakub Jelinek <jakub@redhat.com>
10018 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
10019 (rs6000_delegitimize_address): New function.
10021 * config/s390/s390.c (s390_delegitimize_address): Call
10022 delegitimize_mem_from_attrs.
10024 PR middle-end/42874
10025 * tree-inline.c (cannot_copy_type_1): Removed.
10026 (copy_forbidden): Don't forbid copying of functions containing
10027 records/unions with variable length fields.
10029 2010-01-27 Christian Bruel <christian.bruel@st.com>
10033 * config/sh/sh.c (find_barrier): Increase length for non delayed
10034 conditional branches.
10036 2010-01-27 Matthias Klose <doko@ubuntu.com>
10038 * configure.ac (gnu-unique-object): Fix ldd version check.
10039 * configure: Regenerate.
10041 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10043 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
10045 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
10046 Test for HAVE_GNU_AS value.
10048 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10050 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
10051 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
10052 INT64_TYPE): Define.
10053 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
10054 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
10055 INT_LEAST64_TYPE): Define.
10056 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
10057 UINT_LEAST64_TYPE): Define.
10058 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
10059 INT_FAST64_TYPE): Define.
10060 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
10061 UINT_FAST64_TYPE): Define.
10062 (INTMAX_TYPE, UINTMAX_TYPE): Define.
10063 (INTPTR_TYPE, UINTPTR_TYPE): Define.
10064 (SIG_ATOMIC_TYPE): Define.
10066 2010-01-26 Richard Guenther <rguenther@suse.de>
10068 * df-scan.c (df_scan_set_bb_info): Remove assert.
10069 (df_insn_rescan_debug_internal): Merge asserts.
10070 (df_install_ref): Likewise.
10071 (df_mark_reg): Use bitmap_set_range.
10072 (df_hard_reg_used_p): Remove assert.
10073 (df_hard_reg_used_count): Likewise.
10075 2010-01-26 Richard Guenther <rguenther@suse.de>
10077 PR rtl-optimization/42685
10078 * web.c (web_main): Ignore DEBUG_INSNs.
10080 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
10082 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
10084 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
10085 Fix types of fndecl and arglist parameters.
10087 2010-01-26 Richard Guenther <rguenther@suse.de>
10089 PR middle-end/42806
10090 * tree-eh.c (unsplit_eh): Skip debug insns.
10092 2010-01-26 Richard Guenther <rguenther@suse.de>
10094 PR tree-optimization/42250
10095 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
10097 2010-01-26 Jakub Jelinek <jakub@redhat.com>
10100 * omp-low.c (expand_omp_sections): Only use single_pred if
10101 l2_bb is single_pred_p.
10103 2010-01-25 Christian Bruel <christian.bruel@st.com>
10106 * config/sh/sh.c (find_barrier): Increase length for non delayed
10107 conditional branches.
10108 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
10110 2010-01-24 David S. Miller <davem@davemloft.net>
10112 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
10113 define if not using GAS.
10114 * config/sparc/sparc.c (sparc_elf_asm_named_section):
10115 Likewise. Delete SECTION_MERGE code, which is only applicable
10118 2010-01-24 Mark Mitchell <mark@codesourcery.com>
10121 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
10122 mangling of va_list in system headers.
10124 2010-01-23 Toon Moene <toon@moene.org>
10126 * tree-predcom.c (combine_chains): Return NULL, not false.
10128 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
10130 * tree-loop-distribution.c (distribute_loop): Fix declaration and
10131 initialization of variable res to agree with return type.
10133 2010-01-22 Steve Ellcey <sje@cup.hp.com>
10135 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
10136 * tree-sra.c: Add include of expr.h.
10138 2010-01-22 Jakub Jelinek <jakub@redhat.com>
10140 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
10141 insert the debug stmt on the single non-EH edge from the stmt.
10143 2010-01-22 Richard Henderson <rth@redhat.com>
10146 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
10147 the RHS until after generate_subtree_copies has insertted its
10148 code before the current statement.
10150 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
10152 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
10154 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
10156 2010-01-21 Martin Jambor <mjambor@suse.cz>
10158 PR tree-optimization/42585
10159 * tree-sra.c (struct access): New field grp_total_scalarization.
10160 (dump_access): Dump the new field.
10161 (should_scalarize_away_bitmap): New variable.
10162 (cannot_scalarize_away_bitmap): Likewise.
10163 (sra_initialize): Allocate new bitmaps.
10164 (sra_deinitialize): Free new bitmaps.
10165 (create_access_1): New function.
10166 (create_access): Parts moved to create_access_1.
10167 (type_consists_of_records_p): New function.
10168 (completely_scalarize_record): Likewise.
10169 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
10170 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
10171 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
10173 (analyze_all_variable_accesses): Completely scalarize small eligible
10176 2010-01-21 Martin Jambor <mjambor@suse.cz>
10178 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
10180 2010-01-21 Andrew Haley <aph@redhat.com>
10182 * gcc.c (process_command): Move lang_specific_driver before
10183 setting cc_libexec_prefix.
10185 2010-01-21 Richard Guenther <rguenther@suse.de>
10187 PR middle-end/19988
10188 * fold-const.c (negate_expr_p): Pretend only negative
10189 real constants are easily negatable.
10191 2010-01-20 Janis Johnson <janis187@us.ibm.com>
10192 Jason Merrill <jason@redhat.com>
10194 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
10195 (TYPE_TRANSPARENT_AGGR): this, for union and record.
10196 * calls.c (initialize argument_information): Handle it.
10197 * c-common.c (handle_transparent_union_attribute): Use new name.
10198 * c-decl.c (finish_struct): Ditto.
10199 * c-typeck.c (type_lists_compatible_p): Ditto.
10200 (convert_for_assignment): Use new name and also handle record.
10201 * function.c (aggregate_value_p): Handle it.
10202 (pass_by_reference): Ditto.
10203 (assign_parm_data_types): Ditto.
10204 * print-tree.c (print_node): Ditto.
10205 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
10206 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
10207 * tree.c (first_field): New fn.
10209 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10212 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
10213 even when linking statically, for now.
10215 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
10218 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
10219 without a cselib val.
10220 (count_uses): Accept MO_VAL_SET with no val on stores.
10221 (add_stores): Likewise.
10223 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10225 * var-tracking.c (check_value_val): Add a compile time assertion.
10226 (dv_is_decl_p): Simplify.
10227 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
10228 gcc_assert if ENABLE_CHECKING.
10230 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
10233 * var-tracking.c: Include tree-flow.h.
10234 (mem_dies_at_call): New.
10235 (dataflow_set_preserve_mem_locs): Use it.
10236 (dataflow_set_remove_mem_locs): Likewise.
10237 (dump_var): Renamed from dump_variable. Adjust all callers.
10238 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
10239 * Makefile.in (var-tracking.o): Adjust deps.
10241 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
10243 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
10245 2010-01-20 Richard Guenther <rguenther@suse.de>
10247 PR tree-optimization/42717
10248 * tree-ssa-dce.c (get_live_post_dom): Remove.
10249 (forward_edge_to_pdom): Take an arbitrary edge to copy
10250 degenerate PHI args from.
10251 (remove_dead_stmt): Use the first post-dominator even if it
10252 does not contain live statements as redirection destination.
10254 2010-01-20 Richard Guenther <rguenther@suse.de>
10256 * tree-inline.c (estimate_num_insns): Handle EH builtins.
10258 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10260 * sel-sched.c (create_speculation_check): Remove set but not used
10262 (try_transformation_cache): Remove set but not used variable ds.
10263 (calculate_privileged_insns): Remove set but not used variables
10264 cur_insn and min_spec_insn.
10265 (find_best_expr): Remove set but not used variable avail_n.
10266 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
10268 * cgraphunit.c (assemble_thunk): Remove set but not used variable
10270 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
10271 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
10272 new_scop_exit_edge.
10274 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
10277 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
10278 cpu types. Add support for *-sse3 cpu types.
10279 (x86_64-*-*): Ditto.
10281 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10283 PR middle-end/42803
10284 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
10285 argument, call initializer_constant_valid_p_1 instead of
10286 initializer_constant_valid_p, pass CACHE to it, return NULL
10287 immediately if first call returns NULL.
10288 (initializer_constant_valid_p_1): New function.
10289 (initializer_constant_valid_p): Use it.
10291 2010-01-20 Thomas Quinot <quinot@adacore.com>
10293 * tree.def (PLACEHOLDER_EXPR): Fix comment.
10295 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10297 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
10298 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
10299 (loc_list_from_tree): Don't handle unsigned division. Handle
10300 signed modulo using DW_OP_{over,over,div,mul,minus}.
10301 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
10302 modulo instead of signed.
10304 2010-01-20 DJ Delorie <dj@redhat.com>
10306 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
10308 (h8300_emit_stack_adjustment): Propogate it.
10310 (h8300_expand_prologue): Likewise.
10311 (h8300_expand_epilogue): Likewise.
10313 2010-01-19 Michael Matz <matz@suse.de>
10315 PR tree-optimization/41783
10316 * tree-data-ref.c (toplevel): Include flags.h.
10317 (dump_data_dependence_relation): Also dump the inputs if the
10318 result will be unknown.
10319 (split_constant_offset_1): Look through some conversions.
10320 * tree-predcom.c (determine_roots_comp): Restart a new chain if
10321 the offset from last element is too large.
10322 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
10323 (reassociate_to_the_same_stmt): Handle vector registers.
10324 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
10325 (e.g. conversions).
10326 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
10327 wide_prolog_niters argument, emit widening instructions.
10328 (vect_do_peeling_for_alignment): Adjust caller, use widened
10329 variant of the iteration cound.
10330 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
10332 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10335 * config/arm/neon-testgen.m (emit_automatics): New parameter
10336 features. Adjust for Fixed_return_reg feature.
10337 (test_intrinsic): Call emit_automatics with new feature.
10338 * config/arm/neon.ml: Update copyright years.
10339 (features): New Fixed_return_reg feature.
10340 (ops): Update feature for Vget_low.
10342 2010-01-19 Jakub Jelinek <jakub@redhat.com>
10344 PR tree-optimization/42719
10345 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
10349 * fwprop.c (all_uses_available_at): Return false if def_set dest
10350 is a REG that is used in def_insn.
10352 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
10354 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
10356 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
10357 Add argument names.
10359 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
10361 * target.h (struct gcc_target) <secondary_reload>: Change type
10362 of last argument to secondary_reload_info *.
10364 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
10367 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
10368 memory references with unaligned offsets. Remove CQImode handling.
10369 (unaligned_memory_operand): Return 1 for memory references with
10370 unaligned offsets. Remove CQImode handling.
10372 2010-01-18 Richard Guenther <rguenther@suse.de>
10374 PR middle-end/39954
10375 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
10378 2010-01-18 Richard Guenther <rguenther@suse.de>
10380 PR tree-optimization/42781
10381 * tree-ssa-structalias.c (find_what_var_points_to): Skip
10382 restrict processing only if the original variable was artificial.
10384 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
10386 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
10387 find number of popped argument bytes.
10389 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
10390 Fix the text that describes the return value for invalid insns.
10392 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
10394 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
10395 Clarify what 'cost of the -dependence' is. Fix quoting.
10397 * toplev.c (default_get_pch_validity): Rename argument to "sz".
10398 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
10400 2010-01-17 Jakub Jelinek <jakub@redhat.com>
10402 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
10403 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
10405 2010-01-17 Richard Guenther <rguenther@suse.de>
10407 PR middle-end/42248
10408 * function.c (split_complex_args): Take a VEC to modify.
10409 (assign_parms_augmented_arg_list): Build a VEC instead of
10410 a chain of PARM_DECLs.
10411 (assign_parms_unsplit_complex): Take a VEC of arguments.
10412 Do not fixup unmodified parms.
10413 (assign_parms): Deal with the VEC.
10414 (gimplify_parameters): Likewise.
10416 2010-01-17 Richard Guenther <rguenther@suse.de>
10418 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
10419 node existence check.
10420 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
10421 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
10422 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
10423 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
10424 (gimple_execute_on_growing_pred): Likewise.
10426 2010-01-17 Richard Guenther <rguenther@suse.de>
10428 PR tree-optimization/42773
10429 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
10430 (compute_antic_aux): Likewise.
10431 (compute_partial_antic_aux): Likewise.
10433 2010-01-17 Jie Zhang <jie.zhang@analog.com>
10436 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
10439 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
10441 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
10444 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
10445 Fix markup for strict argument.
10447 (TARGET_SCHED_REORDER2): Fix argument types.
10449 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
10450 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
10452 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
10453 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
10455 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
10458 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
10459 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
10460 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
10461 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
10462 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
10464 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
10466 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
10468 (TARGET_ASM_RELOC_RW_MASK): Add return type.
10469 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
10471 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
10473 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
10476 (TARGET_ASM_NAMED_SECTION): Fix argument list.
10478 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
10479 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
10481 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
10483 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
10485 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
10486 referring to it. Fix language.
10488 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
10490 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
10492 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
10494 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
10496 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
10497 '@var{stream}. Remove stray 'and'.
10499 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
10501 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
10503 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
10505 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
10506 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
10508 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
10509 Fix description of return value.
10510 Rename argument "sz" to "len."
10512 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
10513 Clarify meaning of 'true' return value.
10515 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
10517 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
10518 rep_mode versus mode_rep.
10520 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
10522 (TARGET_BUILTIN_DECL): Fix name.
10524 (TARGET_COMMUTATIVE_P): Fix type of first argument.
10526 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
10528 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
10530 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
10532 (TARGET_RELAXED_ORDERING): Use @deftypevr.
10534 (TARGET_GET_DRAP_RTX): Note that this is a hook.
10537 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
10538 Rename argument tm_fn to md_fn.
10540 (TARGET_OPTION_PRINT): Fix argument list.
10542 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
10545 * config/i386/i386.c (ix86_fixup_binary_operands):
10546 Revert FMA4 fixup of operands.
10548 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10551 * Makefile.in (write_entries_to_file, install-plugin):
10552 Use \012 instead of \n with tr.
10554 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
10556 * configure.ac (HAVE_AS_REF): New C macro.
10557 * configure: Regenerate.
10558 * config.in: Likewise.
10559 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
10561 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
10564 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
10566 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
10568 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
10570 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
10572 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
10574 (TARGET_IN_SMALL_DATA_P): Fix argument type.
10576 (TARGET_BINDS_LOCAL_P): Fix argument type.
10578 (TARGET_ASM_FILE_END): Use prototype.
10580 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
10582 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
10584 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
10586 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
10588 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
10589 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
10591 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
10592 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
10594 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
10595 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
10596 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
10597 (TARGET_ADDR_SPACE_CONVERT): Likewise.
10599 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
10601 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
10603 (TARGET_INIT_BUILTINS): Use prototype.
10605 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10606 Put 'const char *' in braces. Fix parameter types.
10607 (TARGET_INVALID_CONVERSION): Fix parameter types.
10608 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
10609 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
10611 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
10614 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
10616 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
10618 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
10620 * doc/tm.texi (TARGET_HELP): Fix return type.
10622 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
10623 in braces. Fix argument types.
10625 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
10627 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
10629 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
10631 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
10632 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
10634 (TARGET_MANGLE_TYPE): Fix argument types.
10636 (TARGET_IRA_COVER_CLASSES): Use prototype.
10638 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
10640 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
10642 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
10644 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
10646 (TARGET_CALLEE_COPIES): Fix argument types.
10648 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
10650 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
10652 (TARGET_FUNCTION_VALUE): Fix argument types.
10654 (TARGET_RETURN_IN_MSB): Fix argument type.
10656 (TARGET_RETURN_IN_MEMORY): Fix argument types.
10658 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
10660 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
10662 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
10663 agree with return type.
10665 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
10667 2010-01-15 Jing Yu <jingyu@google.com>
10669 PR rtl-optimization/42691
10670 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
10671 a pseudo to a constant and are merged, and adjust comments.
10673 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
10675 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
10677 2010-01-15 Richard Guenther <rguenther@suse.de>
10679 PR middle-end/42739
10680 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
10681 labels of computed or non-local gotos to the destination.
10682 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
10683 landing pad label is the first label.
10685 2010-01-15 Richard Guenther <rguenther@suse.de>
10687 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
10689 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10692 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
10693 to allow generation of the xssqrtdp instruction on power7.
10694 (sqrtdf2_fpr): Ditto.
10696 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10698 PR middle-end/42674
10699 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
10700 functions with noreturn attribute.
10703 * varasm.c (declare_weak): Add weak attribute to decl if it
10704 doesn't have one already.
10705 (assemble_external): Only add decls to weak_decls if they also
10706 have weak attribute.
10708 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
10710 * var-tracking.c (var_reg_delete): Don't delete the association
10711 between REGs and values or one-part variables if the register
10714 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10717 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
10718 because its first operand is a non-localized variable.
10720 2010-01-14 Martin Jambor <mjambor@suse.cz>
10722 PR tree-optimization/42706
10723 * tree-sra.c (encountered_recursive_call): New variable.
10724 (encountered_unchangable_recursive_call): Likewise.
10725 (sra_initialize): Initialize both new variables.
10726 (callsite_has_enough_arguments_p): New function.
10727 (scan_function): Call decl and flags check only for IPA-SRA, check
10728 whether there is a recursive call and whether it has enough arguments.
10729 (all_callers_have_enough_arguments_p): New function.
10730 (convert_callers): Look for recursive calls only when
10731 encountered_recursive_call is set.
10732 (ipa_early_sra): Bail out either if
10733 !all_callers_have_enough_arguments_p or
10734 encountered_unchangable_recursive_call.
10736 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10738 * sel-sched.c: Add 2010 to copyright years.
10739 * sel-sched-ir.c: Likewise.
10740 * sel-sched-ir.h: Likewise.
10742 2010-01-14 Martin Jambor <mjambor@suse.cz>
10744 PR tree-optimization/42714
10745 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
10746 constructors specially.
10748 2010-01-14 Andi Kleen <ak@linux.intel.com>
10750 * config/i386/drivers-i386.c (detect_caches_intel):
10751 Add l2sizekb parameter and fill in.
10752 (host_detect_local_cpu): Add l2sizekb, fill in.
10753 Add Atom small cache heuristic.
10755 2010-01-14 Andi Kleen <ak@linux.intel.com>
10757 * config/i386/drivers-i386.c (detect_caches_cpuid4):
10758 Add level3 parameter and fill in.
10759 (detect_caches_intel): Handle level3 cache.
10761 2010-01-14 Andi Kleen <ak@linux.intel.com>
10763 * config/i386/drivers-i386.c (host_detect_local_cpu):
10764 Fix core duo detection.
10766 2010-01-14 Andi Kleen <ak@linux.intel.com>
10768 * config/i386/drivers-i386.c (host_detect_local_cpu):
10769 Fix Atom detection.
10771 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10773 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
10774 (rs6000_variable_issue_1): this. Use...
10775 (rs6000_variable_issue): here. Reimplement. Print debug info.
10777 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10779 * sel-sched-ir.c (sel_restore_other_notes): Rename to
10780 sel_restore_notes. Update all callers. Call reemit_notes
10783 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10785 PR rtl-optimization/42246
10786 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
10789 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10791 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
10792 all successors is the same as number of successors in current region.
10794 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10796 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
10797 to rename is not separable. Otherwise check that its LHS is not NULL.
10799 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10801 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
10803 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10805 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
10806 available registers when failed to discover LHS register class.
10807 Fix indentation. Update comment.
10809 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10810 Alexander Monakov <amonakov@ispras.ru>
10812 PR rtl-optimization/42389
10813 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
10815 (advance_state_on_fence): Likewise.
10816 (sel_target_adjust_priority): Print debug output only when
10817 sched_verbose >= 4, not 2.
10818 (get_expr_cost): Do not issue all unique insns on the next cycle.
10819 (fill_insns): Initialize can_issue_more from the value saved
10821 * sel-sched-ir.c (flist_add): New parameter issue_more.
10822 Init FENCE_ISSUE_MORE with it.
10823 (merge_fences): Likewise.
10824 (init_fences): Update call to flist_add.
10825 (add_to_fences, add_clean_fence_to_fences)
10826 (add_dirty_fence_to_fences): Likewise.
10827 (move_fence_to_fences): Update call to merge_fences.
10828 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
10830 * sel-sched-ir.h (struct _fence): New field issue_more.
10831 (FENCE_ISSUE_MORE): New accessor macro.
10833 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10835 PR rtl-optimization/42388
10836 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
10837 that have no predecessors nor successors. Do not call move_bb_info
10838 for empty blocks outside of current region.
10840 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10842 PR rtl-optimization/42294
10843 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
10844 * sel-sched.c (move_exprs_to_boundary): Transitively add all
10845 originators' originators.
10847 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10849 PR rtl-optimization/39453
10850 PR rtl-optimization/42246
10851 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
10853 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
10855 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10856 Alexander Monakov <amonakov@ispras.ru>
10858 PR middle-end/42245
10859 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
10860 (maybe_tidy_empty_bb): ... here. Make static. Add new
10861 argument. Update all callers.
10862 (tidy_control_flow): ... and here. Recompute topological order
10863 of basic blocks in region if necessary.
10864 (sel_redirect_edge_and_branch): Change return type. Return true
10865 if topological order might have been invalidated.
10866 (purge_empty_blocks): Export and move from...
10867 * sel-sched.c (purge_empty_blocks): ... here.
10868 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
10869 (maybe_tidy_empty_bb): Delete prototype.
10870 (purge_empty_blocks): Declare.
10872 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10874 PR rtl-optimization/42249
10875 * sel-sched.c (try_replace_dest_reg): When chosen register
10876 and original register is the same, do not bail out early, but
10877 still check all original insns for validity of replacing destination
10878 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
10881 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10884 Port from no-undefined-overflow branch:
10885 2009-03-09 Richard Guenther <rguenther@suse.de>
10887 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
10889 2010-01-14 Richard Guenther <rguenther@suse.de>
10892 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
10894 2010-01-14 Ira Rosen <irar@il.ibm.com>
10896 PR tree-optimization/42709
10897 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
10898 as scalar type in creation of constant vector operand.
10900 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10903 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
10904 (check-parallel-%): Match `testsuite' directory component only
10907 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
10909 PR translation/39521
10910 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
10913 2010-01-13 Richard Guenther <rguenther@suse.de>
10915 PR tree-optimization/42730
10916 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
10919 2010-01-13 Steve Ellcey <sje@cup.hp.com>
10922 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
10923 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
10926 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
10928 * config/bfin/libgcc-bfin.ver: Regenerate based on current
10929 libgcc-std.ver. Add entries for ___smulsi3_highpart and
10930 ___umulsi3_highpart.
10932 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
10933 rather than schedule_insns if the pass is enabled.
10935 2010-01-13 Martin Jambor <mjambor@suse.cz>
10937 PR tree-optimization/42704
10938 * tree-sra.c (sra_modify_assign): Do not delete assignments to
10941 2010-01-13 Martin Jambor <mjambor@suse.cz>
10943 PR tree-optimization/42703
10944 * tree-sra.c (analyze_access_subtree): Check that we can build a
10945 reference to the original data within the aggregate.
10947 2010-01-13 Richard Guenther <rguenther@suse.de>
10949 PR tree-optimization/42705
10950 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
10952 2010-01-13 Richard Guenther <rguenther@suse.de>
10954 PR middle-end/42716
10955 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
10957 2010-01-13 Jakub Jelinek <jakub@redhat.com>
10960 * var-tracking.c (values_to_unmark): New variable.
10961 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
10962 values_to_unmark vector. Moved body to...
10963 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
10964 instead queue it into values_to_unmark vector.
10965 (vt_find_locations): Free values_to_unmark vector.
10967 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
10969 * config/s390/s390.c (override_options): Set
10970 default of max-pending-list-length to 256
10972 2010-01-13 Richard Guenther <rguenther@suse.de>
10975 * tree-pass.h (PROP_gimple_lcx): New.
10976 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
10977 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
10978 before the final cleanup_eh.
10979 (dump_properties): Dump PROP_gimple_lcx.
10980 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
10981 (tree_lower_complex_O0): Remove.
10982 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
10983 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
10984 tree_lower_complex, schedule TODO_update_ssa.
10985 * lto-streamer-out.c (output_function): Stream the functions
10987 * lto-streamer-in.c (input_function): Likewise.
10988 (lto_read_body): Do not override them here.
10990 2010-01-12 Joseph Myers <joseph@codesourcery.com>
10993 * c-typeck.c (build_c_cast): Fold value cast to union type before
10994 wrapping it in a CONSTRUCTOR.
10996 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10998 PR rtl-optimization/42699
10999 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
11002 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11004 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
11005 SUBTARGET_WARN_UNUSED_SPEC): Move ...
11006 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
11007 SUBTARGET_WARN_UNUSED_SPEC): ... here
11008 * config/mips/iris5.h (LIBGCC_SPEC): Define.
11010 2010-01-12 Julian Brown <julian@codesourcery.com>
11012 * config/arm/neon-schedgen.ml (Utils): Don't try to
11013 open missing module.
11014 (find_with_result): New.
11016 2010-01-12 Jakub Jelinek <jakub@redhat.com>
11019 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
11020 sharing when canonicalizing ({lt,ge}u (plus a b) b).
11022 PR tree-optimization/42645
11023 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
11024 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
11025 decl_map, set processing_debug_stmt to -1 and return name without
11028 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
11030 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
11031 binutils version, and reword target configuration description.
11033 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
11035 * config/avr/avr.h (LINKER_NAME): Remove.
11037 2010-01-11 Janis Johnson <janis187@us.ibm.com>
11040 * config/rs6000/rs6000.c (rs6000_override_options): On targets
11041 that support VSX, warn for -mno-altivec if vsx is not disabled,
11044 2010-01-11 Joseph Myers <joseph@codesourcery.com>
11045 Shujing Zhao <pearly.zhao@oracle.com>
11047 PR translation/42469
11048 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
11049 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
11050 character between option name and help text.
11051 * c.opt (imultilib): Likewise.
11053 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
11055 * lto-streamer-out.c (output_unreferenced_globals): Output static
11058 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
11060 PR rtl-optimization/42621
11061 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
11062 optimizing for size.
11063 (duplicate_computed_gotos): Remove now-redundant check.
11065 2010-01-10 Steve Ellcey <sje@cup.hp.com>
11068 * configure.ac: Save and restore LDFLAGS and LIBS
11069 * configure: Regenerate.
11071 2010-01-10 Richard Guenther <rguenther@suse.de>
11073 PR middle-end/42667
11074 * builtins.c (fold_builtin_strlen): Add type argument and
11075 convert the resulting length to it.
11076 (fold_builtin_1): Adjust.
11078 2010-01-09 Jakub Jelinek <jakub@redhat.com>
11080 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
11081 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
11083 (num_insns_constant_wide): Adjust for that change.
11085 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11088 * web.c (union_defs): Add used argument, to combine uses of
11089 uninitialized regs.
11090 (entry_register): Adjust type and tests of used argument.
11091 (web_main): Widen used for new use. Pass it to union_defs.
11092 * df.h (union_defs): Adjust prototype.
11094 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11097 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
11098 uses in new incoming argument. Free body.
11099 (reset_debug_uses_in_loop): New.
11100 (analyze_insn_to_expand_var): Call the latter if the former found
11101 anything. Fix whitespace. Reject invalid dest overlaps before
11102 going through all insns in the loop.
11104 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11107 * haifa-sched.c (dying_use_p): Debug insns don't count.
11109 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11111 PR middle-end/42363
11112 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
11113 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
11114 (verify_gimple_call): Reject LHS in noreturn calls.
11116 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11120 * tree-vect-loop-manip.c (adjust_info): New type.
11121 (adjust_vec): New pointer to vector.
11122 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
11123 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
11124 (slpeel_update_phis_for_duplicate_loop): Use them.
11125 (slpeel_update_phi_nodes_for_guard1): Likewise.
11126 (slpeel_update_phi_nodes_for_guard2): Likewise.
11127 (slpeel_tree_peel_loop_to_edge): Likewise.
11128 (vect_update_ivs_after_vectorizer): Likewise.
11130 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11132 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
11133 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
11135 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11137 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
11138 bogus uninitialized warning.
11140 2010-01-09 Richard Guenther <rguenther@suse.de>
11142 PR middle-end/42512
11143 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
11144 the evolution is compatible with the initial condition.
11146 2010-01-09 Jakub Jelinek <jakub@redhat.com>
11148 * gcc.c (process_command): Update copyright notice dates.
11149 * gcov.c (print_version): Likewise.
11150 * gcov-dump.c (print_version): Likewise.
11151 * mips-tfile.c (main): Likewise.
11152 * mips-tdump.c (main): Likewise.
11154 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
11157 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
11159 (rotlhi3_8): Delete.
11161 (rotlsi3_8): Delete.
11162 (rotlsi3_16): Delete.
11163 (rotlsi3_24): Delete.
11164 (rotl<mode>3): New.
11165 (*rotw<mode>3): New.
11166 (*rotb<mode>3): New.
11167 * config/avr/avr.c (avr_rotate_bytes): New function.
11168 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
11170 2010-01-08 Steve Ellcey <sje@cup.hp.com>
11173 * configure.ac: Modify -rdynamic check.
11174 * configure: Regenerate.
11176 2010-01-08 DJ Delorie <dj@redhat.com>
11178 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
11179 register popping order.
11181 2010-01-08 Richard Guenther <rguenther@suse.de>
11184 * c.opt (fsigned-char): Also let LTO handle this option.
11185 (funsigned-char): Likewise.
11187 2010-01-07 Richard Guenther <rguenther@suse.de>
11189 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
11190 (gimple_op): Likewise.
11191 (gimple_op_ptr): Likewise.
11192 (gimple_assign_set_lhs): Remove gcc_assert.
11193 (gimple_assign_set_rhs1): Likewise.
11194 (gimple_assign_set_rhs2): Likewise.
11195 (gimple_call_set_lhs): Likewise.
11196 (gimple_call_set_fn): Likewise.
11197 (gimple_call_set_fndecl): Likewise.
11198 (gimple_call_fndecl): Likewise.
11199 (gimple_call_return_type): Likewise.
11200 (gimple_call_set_chain): Likewise.
11201 (gimple_call_num_args): Likewise.
11202 (gimple_call_set_arg): Likewise.
11203 (gimple_cond_set_code): Likewise.
11204 (gimple_cond_set_lhs): Likewise.
11205 (gimple_cond_set_rhs): Likewise.
11206 (gimple_cond_set_true_label): Likewise.
11207 (gimple_cond_set_false_label): Likewise.
11208 (gimple_label_set_label): Likewise.
11209 (gimple_goto_set_dest): Likewise.
11210 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
11211 (gimple_debug_bind_get_value): Likewise.
11212 (gimple_debug_bind_get_value_ptr): Likewise.
11213 (gimple_debug_bind_set_var): Likewise.
11214 (gimple_debug_bind_set_value): Likewise.
11215 (gimple_debug_bind_reset_value): Likewise.
11216 (gimple_debug_bind_has_value_p): Likewise.
11217 (gimple_return_retval_ptr): Remove gcc_assert.
11218 (gimple_return_retval): Likewise.
11219 (gimple_return_set_retval): Likewise.
11220 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
11221 (safe_referenced_var_iterator): Remove.
11222 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
11223 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
11224 (fill_referenced_var_vec): Remove.
11225 (first_readonly_imm_use): Remove redundant gcc_assert.
11226 (phi_arg_index_from_use): Combine gcc_asserts.
11227 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
11228 (first_imm_use_stmt): Remove redundant gcc_assert.
11229 * tree-cfg.c (verify_gimple_call): Verify function and chain
11230 operands. Verify arguments.
11231 (verify_types_in_gimple_stmt): Verify condition code and labels.
11233 2010-01-07 Richard Guenther <rguenther@suse.de>
11235 PR tree-optimization/42641
11236 * sese.c (rename_map_elt_info): Use the SSA name version, do
11239 2010-01-07 Jakub Jelinek <jakub@redhat.com>
11241 PR tree-optimization/42625
11242 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
11243 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
11245 2010-01-07 Duncan Sands <baldrick@free.fr>
11247 * Makefile.in (PLUGIN_HEADERS): Add version.h.
11249 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
11252 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
11253 note itself is not function_invariant_p.
11255 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
11257 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
11258 Do not add the DF_NOTE problem.
11259 * store-motion.c (execute_rtl_store_motion): Likewise.
11261 2010-01-07 Martin Jambor <mjambor@suse.cz>
11263 PR tree-optimization/42157
11264 * tree-sra.c (compare_access_positions): Stabilize sort if both
11265 accesses have integer types, return zero immediately if they are the
11268 2010-01-06 Richard Henderson <rth@redhat.com>
11270 PR middle-end/41883
11271 * haifa-sched.c (add_to_note_list): Merge into ...
11272 (concat_note_lists): ... here, and ...
11273 (unlink_other_notes, rm_other_notes): Merge into...
11274 (remove_notes): ... here. Create REG_SAVE_NOTEs for
11275 NOTE_INSN_EPILOGUE_BEG.
11277 2010-01-06 Richard Guenther <rguenther@suse.de>
11279 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
11280 not inline regular functions into always-inline functions.
11282 2010-01-06 Nick Clifton <nickc@redhat.com>
11284 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
11285 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
11287 (OVERRIDE_OPTIONS): Delete.
11288 (OPTIMIZATION_OPTIONS): Define.
11289 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
11290 * config/rx/rx.c (rx_handle_option): Issue an error message if
11291 -mcpu=rx200 and -fpu are used together.
11292 (rx_set_optimization_options): New function. Issue an error
11293 message if an optimization attribute attempts to reset the FPU/
11294 math optimization pairing.
11295 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
11296 * config/rx/rx.opt: Set the default to 32-bit doubles.
11297 * config/rx/t-rx: Add multilibs for -nofpu option.
11298 * doc/invoke.texi: Update documentation of RX options.
11300 2010-01-06 Richard Guenther <rguenther@suse.de>
11302 * tree-ssa-pre.c (name_to_id): New global.
11303 (alloc_expression_id): Simplify SSA name handling.
11304 (lookup_expression_id): Likewise.
11305 (init_pre): Zero name_to_id.
11306 (fini_pre): Free it.
11308 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
11310 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
11312 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
11315 * config/i386/sse.md (smaxv2di3): New.
11316 (umaxv2di3): Likewise.
11317 (sminv2di3): Likewise.
11318 (uminv2di3): Likewise.
11320 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
11323 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
11324 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
11325 (legitimize_tls_address): Likewise.
11326 (sparc_tls_referenced_p): Likewise.
11327 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
11328 and adjust calls to legitimize_pic_address.
11329 (legitimate_constant_p) Use sparc_tls_referenced_p.
11330 (legitimate_pic_operand_p): Likewise.
11331 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
11332 (sparc_tls_symbol_ref_1): Delete.
11333 (sparc_tls_referenced_p): Make static, recognize specific patterns.
11334 (legitimize_tls_address): Make static, handle CONST patterns.
11335 (legitimize_pic_address): Make static, remove unused parameter and
11336 adjust recursive calls.
11337 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
11338 and adjust call to legitimize_pic_address.
11339 (sparc_output_mi_thunk): Likewise.
11341 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
11342 H.J. Lu <hongjiu.lu@intel.com>
11345 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
11346 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
11347 operands to make them signed.
11350 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11353 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
11354 GTU to GT for V4SI and V2DI.
11356 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
11357 (umin<mode>3): Removed.
11359 (uminv4si3): Likewise.
11361 2010-01-05 Martin Jambor <mjambor@suse.cz>
11363 PR tree-optimization/42462
11364 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
11365 current_function_decl to helper functions and macros.
11367 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11370 * flags.h: Don't include real.h.
11371 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
11372 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
11373 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
11374 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
11375 * dominance.c: Update copyright.
11376 * gimple.c (walk_gimple_op): Remove inline.
11377 * tree-ssa-reassoc.c: Include real.h.
11378 * Makefile.in (FLAGS_H): Remove $(REAL_H).
11379 (tree-ssa-reassoc.o): Depend on $(REAL_H).
11381 2010-01-05 Nick Clifton <nickc@redhat.com>
11383 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
11384 register to push into the stack frame when the accumulator has to
11385 be saved during interrupts.
11387 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
11389 * doc/invoke.texi: Remove the documentation about option
11390 -Wunreachable-code.
11391 * common.opt (Wunreachable-code): Preserved for backward
11393 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
11394 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
11395 the backward compatibility flag section.
11397 2010-01-05 Richard Guenther <rguenther@suse.de>
11399 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
11401 2010-01-05 Jakub Jelinek <jakub@redhat.com>
11404 * cfgexpand.c (expand_one_var): Diagnose too large variables.
11406 PR tree-optimization/42508
11407 * tree-sra.c (convert_callers): Check for recursive call
11408 by comparing cgraph nodes instead of decls.
11409 (modify_function): Call ipa_modify_formal_parameters also
11410 on all same_body aliases.
11412 * cgraphunit.c (cgraph_materialize_all_clones): Compare
11413 cgraph nodes when checking for same_body aliases.
11415 2010-01-05 Richard Guenther <rguenther@suse.de>
11417 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
11418 allocation and lookup.
11419 (get_or_alloc_expr_for_constant): Likewise.
11420 (phi_translate): Sink allocation.
11422 2010-01-04 Richard Guenther <rguenther@suse.de>
11424 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
11425 a new entry only if needed.
11426 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
11427 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
11429 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
11431 (phi_translate): Handle CONSTANTs early.
11433 2010-01-04 Martin Jambor <mjambor@suse.cz>
11435 PR tree-optimization/42398
11436 * tree-sra.c (struct access): Removed flag grp_different_types.
11437 (dump_access): Do not dump the removed flag.
11438 (sort_and_splice_var_accesses): Do not set the removed flag.
11439 (sra_modify_expr): Check for type compatibility directly.
11441 2010-01-04 Martin Jambor <mjambor@suse.cz>
11443 PR tree-optimization/42366
11444 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
11445 edges with variable number of parameters.
11446 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
11447 flag instead of asserting it.
11448 (ipa_read_node_info): Read uses_analysis_done flag.
11450 2010-01-04 Richard Guenther <rguenther@suse.de>
11452 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
11453 iterative_hash_* as intended.
11454 (vn_reference_compute_hash): Likewise. Simplify hashing
11456 (vn_reference_lookup_2): Likewise.
11457 (vn_nary_op_compute_hash): Likewise.
11458 (vn_phi_compute_hash): Likewise.
11459 (expressions_equal_p): Remove strange code.
11460 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
11461 (pre_expr_hash): Likewise. Simplify hashing SSA names.
11462 (bitmap_insert_into_set_1): Take value-id as parameter.
11463 (add_to_value): Pass it.
11464 (bitmap_insert_into_set): Likewise.
11465 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
11467 2010-01-04 Jakub Jelinek <jakub@redhat.com>
11470 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
11471 (do_self_spec): For switches with SWITCH_IGNORE set set also
11472 SWITCH_IGNORE_PERMANENTLY.
11473 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
11476 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
11478 * lto-streamer-out.c (output_unreferenced_globals): Output the full
11479 tree of an unreferenced global var.
11481 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11484 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
11485 GTU to GT for V4SI and V2DI.
11487 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
11488 (umin<mode>3): Removed.
11490 (uminv4si3): Likewise.
11492 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11495 * collect2.c (main): Turn on trace in collect2 if -v is passed
11498 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
11500 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
11501 description of expression operand.
11503 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
11505 * configure.ac: Add install-html to target_list for Make-hooks.
11506 * configure: Regenerate.
11507 * fortran/Make-lang.in (F95_HTMLFILES): New.
11508 (fortran.html): Use it.
11509 (fortran.install-html): New.
11510 * Makefile.in (install-html): Add lang.install-html.
11511 * java/Make-lang.in (JAVA_HTMLFILES): New.
11512 (java.html): Use it.
11513 (java.install-html): New.
11514 * objc/Make-lang.in (objc.install-html): New.
11515 * objcp/Make-lang.in (obj-c++.install-html): New.
11516 * cp/Make-lang.in (c++.install-html): New.
11517 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
11518 * lto/Make-lang.in (lto.install-html): New.
11520 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
11523 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
11525 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
11527 PR rtl-optimization/41862
11528 * store-motion.c (store_killed_in_insn, compute_store_table,
11529 remove_reachable_equiv_notes, replace_store_insn,
11530 build_store_vectors): Ignore all DEBUG_INSNs.
11532 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
11535 * common.opt: Add dumpdir.
11537 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
11539 (option_map): Add --dumpdir.
11541 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
11543 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
11545 * opts.c (decode_options): Try dump_dir_name first if
11546 dump_base_name isn't an absolute path.
11547 (common_handle_option): Handle OPT_dumpdir.
11549 * toplev.c (dump_dir_name): New.
11550 (print_switch_values): Also ignore -dumpdir.
11552 * toplev.h (dump_dir_name): New.
11554 2010-01-03 Richard Guenther <rguenther@suse.de>
11556 PR tree-optimization/42589
11557 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
11558 double-word expansion of bswap32.
11560 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
11562 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
11563 with BLOCK_FOR_INSN.
11564 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
11565 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
11566 noce_process_if_block): Likewise.
11567 * gcse.c (compute_local_properties, insert_expr_in_table,
11568 insert_set_in_table, canon_list_insert, find_avail_set,
11569 pre_insert_copy_insn): Likewise.
11571 * basic-block.h (BLOCK_NUM): Move from here...
11572 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
11574 2010-01-03 Richard Guenther <rguenther@suse.de>
11576 PR tree-optimization/42438
11577 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
11578 contains_may_not_return_call flag.
11579 (BB_MAY_NOTRETURN): New.
11580 (valid_in_sets): Trapping nary operations are not valid
11581 in blocks that may not return.
11582 (insert_into_preds_of_block): Remove check for trapping expressions.
11583 (compute_avail): Compute also BB_MAY_NOTRETURN.
11585 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
11587 * doc/invoke.texi: Add 2010 to copyright years.
11589 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
11591 * config/sparc/sparc.c: Fix formatting nits.
11593 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
11594 Alexander Monakov <amonakov@ispras.ru>
11596 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
11598 2010-01-02 Richard Guenther <rguenther@suse.de>
11600 PR middle-end/42577
11601 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
11602 (simplify_switch_using_ranges): Mark to be removed edges
11605 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11607 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
11609 * collect2.c (scan_libraries): Add missing argument in call to
11612 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
11615 * config/alpha/predicates.md (aligned_memory_operand): Return false
11617 (unaligned_memory_operand): Return true for CQImode.
11618 * config/alpha/alpha.c (get_aligned_mem): Assert that location
11619 doesn not cross aligned SImode word boundary.
11621 2010-01-02 Anatoly Sokolov <aesok@post.ru>
11623 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
11625 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
11626 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
11628 2010-01-02 Richard Guenther <rguenther@suse.de>
11631 * toplev.c (compile_file): Emit LTO marker properly. Change
11632 it to __gnu_lto_v1.
11633 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
11635 2010-01-01 Richard Guenther <rguenther@suse.de>
11638 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
11640 2010-01-01 Richard Guenther <rguenther@suse.de>
11643 * c-decl.c (grokdeclarator): For zero-size arrays force
11644 structural equality checks as layout_type does.
11646 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
11648 * builtins.c: Update copyright to 2010.
11650 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
11653 * lto-streamer-out.c (produce_asm): Revert the last change.
11654 (copy_function): Likewise.
11656 * lto-streamer.c (lto_get_section_name): Skip any leading
11659 2010-01-01 Richard Guenther <rguenther@suse.de>
11661 PR middle-end/42559
11662 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
11666 Copyright (C) 2010 Free Software Foundation, Inc.
11668 Copying and distribution of this file, with or without modification,
11669 are permitted in any medium without royalty provided the copyright
11670 notice and this notice are preserved.
11673 * config/i386/winnt.c (IN_GCC_FRONTEND): Undefine.
11674 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Likewise.
11676 2010-05-27 Joseph Myers <joseph@codesourcery.com>
11678 * diagnostic-core.h: New. Contents moved from diagnostic.h and
11680 * diagnostic.c: Don't include toplev.h.
11681 (progname): Define. Moved from toplev.c.
11682 (seen_error): New function.
11683 * diagnostic.h: Include diagnostic-core.h.
11684 (diagnostic_t, emit_diagnostic): Don't declare here.
11685 * toplev.c (progname): Move to toplev.c.
11686 (emit_debug_global_declarations, compile_file, finalize,
11687 do_compile, toplev_main): Use seen_error.
11688 * toplev.h: Include diagnostic-core.h.
11689 (trim_filename, GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG,
11690 internal_error, warning, warning_at, error, error_n, error_at,
11691 fatal_error, pedwarn, permerror, sorry, inform, inform_n,
11692 verbatim, fnotice, progname): Move to diagnostic-core.h.
11693 * builtins.c: Include diagnostic-core.h instead of diagnostic.h.
11694 (expand_builtin_expect): Use seen_error.
11695 * c-decl.c: Include diagnostic-core.h instead of diagnostic.h.
11696 (c_make_fname_decl, c_write_global_declarations): Use seen_error.
11697 * c-format.c: Include diagnostic-core.h instead of diagnostic.h.
11698 * c-gimplify.c: Include diagnostic-core.h instead of diagnostic.h.
11699 * c-lang.c: Include diagnostic-core.h instead of diagnostic.h.
11700 * c-lex.c (c_lex_with_flags, interpret_float): Don't increment
11701 errorcount for errors.
11702 * c-opts.c (c_common_finish): Use seen_error.
11703 * cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
11704 * cgraphunit.c (verify_cgraph_node, verify_cgraph,
11705 cgraph_output_pending_asms, cgraph_optimize): Use seen_error.
11706 * coverage.c: Include diagnostic-core.h instead of diagnostic.h.
11707 (get_coverage_counts): Use seen_error.
11708 * dwarf2out.c (dwarf2out_finish): Use seen_error.
11709 * gimplify.c (gimplify_var_or_parm_decl, gimple_push_cleanup,
11710 gimplify_body): Use seen_error.
11711 * ipa-inline.c (cgraph_early_inlining): Use seen_error.
11712 * ipa-pure-const.c (gate_pure_const): Use seen_error.
11713 * ipa-reference.c (gate_reference): Use seen_error.
11714 * jump.c: Include diagnostic-core.h instead of diagnostic.h.
11715 * lambda-code.c: Include diagnostic-core.h instead of
11717 * lto-cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
11718 * lto-compress.c: Include diagnostic-core.h instead of
11720 * lto-section-in.c: Include diagnostic-core.h instead of
11722 * lto-streamer-out.c: Include diagnostic-core.h instead of
11724 * lto-streamer.c: Include diagnostic-core.h instead of
11726 (gate_lto_out): Use seen_error.
11727 * matrix-reorg.c: Include diagnostic-core.h instead of
11729 * omega.c: Include diagnostic-core.h instead of diagnostic.h.
11730 * omp-low.c: Include diagnostic-core.h instead of diagnostic.h.
11731 (gate_expand_omp, lower_omp_1): Use seen_error.
11732 * passes.c: Include diagnostic-core.h instead of diagnostic.h.
11733 (rest_of_decl_compilation, rest_of_type_compilation,
11734 gate_rest_of_compilation, ipa_write_summaries): Use seen_error.
11735 * tree-cfg.c (label_to_block_fn): Use seen_error.
11736 * tree-inline.c (optimize_inline_calls): Use seen_error.
11737 * tree-mudflap.c (mudflap_finish_file): Use
11739 * tree-optimize.c (gate_all_optimizations,
11740 gate_all_early_local_passes, gate_all_early_optimizations): Use
11742 * tree-ssa-structalias.c (gate_ipa_pta): Use seen_error.
11743 * varpool.c: Include diagnostic-core.h instead of diagnostic.h.
11744 (varpool_remove_unreferenced_decls,
11745 varpool_assemble_pending_decls): Use seen_error.
11746 * Makefile.in (DIAGNOSTIC_CORE_H): Define.
11747 (TOPLEV_H, DIAGNOSTIC_H): Update.
11748 (c-decl.o, c-lang.o, c-format.o, lto-compress.o, lto-cgraph.o,
11749 lto-streamer-out.o, lto-section-in.o, lto-streamer.o,
11750 c-gimplify.o, omp-low.o, omega.o, diagnostic.o, passes.o,
11751 builtins.o, jump.o, cgraph.o, varpool.o, matrix-reorg.o,
11752 coverage.o, lambda-code.o): Update dependencies.
11754 2010-05-25 Dodji Seketeli <dodji@redhat.com>
11757 * c-common.c (is_typedef_decl): Move this definition ...
11758 * tree.c (is_typedef_decl): ... here.
11759 (typdef_variant_p): Move definition here from gcc/cp/tree.c.
11760 * c-common.h (is_typedef_decl): Move this declaration ...
11761 * tree.h (is_typedef_decl): ... here.
11762 (typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h
11763 * dwarf2out.c (is_naming_typedef_decl): New function.
11764 (gen_tagged_type_die): Split out of ...
11765 (gen_type_die_with_usage): ... this function. When an anonymous
11766 tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
11767 is emitted for the typedef.
11768 (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
11769 anonymous tagged types.
11771 2010-05-27 Jason Merrill <jason@redhat.com>
11773 * print-tree.c (debug_vec_tree): New fn.
11774 (print_vec_tree): New fn.
11775 * tree.h: Declare them.
11776 * gdbinit.in (pvt): New command.
11778 * print-tree.c (print_node) [TREE_VEC]: Print elements normally.
11780 * gdbinit.in (pdd): New command.
11782 2010-05-27 Jan Hubicka <jh@suse.cz>
11784 * ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline.
11785 (update_caller_keys): Return early if there are no callers;
11786 only update fibheap when decresing the key.
11787 (update_callee_keys): Avoid recursion.
11788 (decide_inlining_of_small_functions): When badness does not match;
11789 re-insert into fibheap.
11791 2010-05-27 Steven Bosscher <steven@gcc.gnu.org>
11793 * Makefile.in (ALL_CFLAGS): Add file-specific CFLAGS.
11794 (ALL_HOST_FRONTEND_OBJS): New, for all front-end specific objects.
11795 (ALL_HOST_BACKEND_OBJS): New, for all backend and target objects.
11796 (ALL_HOST_OBJS): Now a union of the above two.
11797 <section "Language makefile fragments">: Add -DIN_GCC_FRONTEND for
11798 all files in ALL_HOST_FRONTEND_OBJS.
11799 * system.h: Poison GCC_RTL_H if IN_GCC_FRONTEND is defined.
11801 * c-common.c: Pretend to be a backend file by undefining
11802 IN_GCC_FRONTEND (still need rtl.h here).
11804 2010-05-27 Jan Hubicka <jh@suse.cz>
11806 * cgraph.h (struct cgraph_node): Mark former_clone_of by GTY ((skip)).
11807 * cgraphunit.c (clone_of_p): Compile only when checking is enabled.
11809 2010-05-27 Jan Hubicka <jh@suse.cz>
11811 * sched-ebb.c: Rename struct deps to struct deps_desc.
11813 * sel-sched-ir.c: Likewise.
11814 * sched-deps.c: Likewise.
11815 * sched-int.h: Likewise.
11816 * sched-rgn.c: Likewise.
11818 2010-05-27 Jon Beniston <jon@beniston.com>
11821 * config/lm32/lm32.h: Remove definition of
11822 GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
11824 2010-05-27 Eric Botcazou <ebotcazou@adacore.com>
11827 * dwarf2out.c (dwarf2out_begin_prologue): Fix nits in sorry message.
11829 2010-05-27 Richard Guenther <rguenther@suse.de>
11831 PR tree-optimization/44284
11832 * tree-vect-stmts.c (vectorizable_assignment): Handle
11833 sign-changing conversions as simple copy.
11835 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
11837 * gthr-posix.h (pthread_cancel): Don't declare if compiling against
11839 (__gthread_active_p): Check for pthread_create if compiling against
11842 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
11844 Support compilation for Android platform. Reimplement -mandroid.
11846 * config.gcc (*linux*): Include linux-android.h and linux-android.opt.
11847 (*android*): Set ANDROID_DEFAULT.
11848 (arm*-*-linux*): Include linux-android.h.
11849 (arm*-*-eabi*): Don't include previous -mandroid implementation.
11850 * config/arm/eabi.h: Remove, move Android-specific parts ...
11851 * config/linux-android.h: ... here. New file.
11852 * config/arm/eabi.opt: Rename to ...
11853 * config/linux-android.opt: ... this.
11854 (mandroid): Allow -mno-android option. Initialize based on
11856 * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC):
11857 Move logic to corresponding LINUX_TARGET_* macros.
11858 (TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate.
11859 * config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,)
11860 (STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and
11861 Android definitions.
11862 (LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID.
11863 * doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld):
11866 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
11868 Add support for Bionic C library
11870 * config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define
11872 (DEFAULT_LIBC): New tm_define macro set to one of LIBC_*.
11873 (bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update.
11875 * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define.
11876 (LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC.
11877 (CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier
11878 to support multiple C libraries. Handle Bionic.
11879 (BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,)
11880 (BIONIC_DYNAMIC_LINKER64): Define.
11881 (LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64):
11883 (TARGET_HAS_SINCOS): Enable for Bionic.
11885 * config/linux.opt: Rewrite to handle more than 2 C libraries. Make
11886 the last option specified on command line take effect.
11887 (linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC.
11889 (mglibc, muclibc): Update.
11891 * config/alpha/linux-elf.h, config/rs6000/linux64.h,
11892 * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use
11895 * doc/invoke.texi (-mglibc, -muclibc): Update.
11896 (-mbionic): Document.
11898 2010-05-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11900 * c-common.h (c_register_addr_space): Add prototype.
11901 (ADDR_SPACE_KEYWORD): Remove.
11902 * c-common.c (c_register_addr_space): New function.
11903 (c_addr_space_name): Reimplement.
11904 (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.
11906 * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
11907 (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.
11909 * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
11910 Remove TARGET_ADDR_SPACE_KEYWORDS.
11912 2010-05-27 Joseph Myers <joseph@codesourcery.com>
11914 * input.c: New file.
11915 * input.h (main_input_filename): Move declaration to toplev.h.
11916 * toplev.c (input_location, line_table): Move to input.c
11917 * toplev.h (main_input_filename): Move declaration from input.h.
11918 * tree.c (expand_location): Move to input.c.
11919 * Makefile.in (OBJS-common): Add input.o.
11920 (input.o): Add dependencies.
11922 2010-05-27 Richard Guenther <rguenther@suse.de>
11924 * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
11925 for non-existant files.
11926 (fork_execute): Mark args_name file as deleted.
11928 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
11931 * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
11932 (narrow_signed_type): Likewise.
11934 2010-05-26 Jan Hubicka <jh@suse.cz>
11936 * cgraphunit.c (verify_cgraph_node): Do checking that DECL match
11937 edge only when checking is enabled; check using former_clone_of;
11938 check inline clones too.
11939 (cgraph_materialize_clone): Record former_clone_of pointer.
11940 (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
11941 combining redirections; dump args_to_skip bitmap
11942 (cgraph_materialize_all_clones): Do no redirection here.
11943 * ipa-inline.c (inline_transform): Do redirection here.
11944 * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
11947 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
11949 * config/avr/avr-c.c: Do not include regs.h.
11950 Include cpplib.h for cpp_define and tree.h for c-common.h.
11951 * config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
11952 * config/avr/t-avr: Fix dependencies for avr-c.o.
11954 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
11956 * explow.c (set_stack_check_libfunc): Adjust to accept name as a
11957 string instead of SYMBOL_REF rtx.
11958 * rtl.h (set_stack_check_libfunc): Move prototype from here...
11959 * libfuncs.h: ...to here. Adjust for explow.c change.
11961 2010-05-26 Joseph Myers <joseph@codesourcery.com>
11963 * pretty-print.c: Don't include ggc.h.
11964 (identifier_to_locale_alloc, identifier_to_locale_free): Define.
11965 (identifier_to_locale): Use them for allocation.
11966 * pretty-print.h (identifier_to_locale_alloc,
11967 identifier_to_locale_free): Declare.
11968 * toplev.c (alloc_for_identifier_to_locale): New.
11969 (general_init): Set identifier_to_locale_alloc and
11970 identifier_to_locale_free.
11971 * Makefile.in (pretty-print.o): Update dependencies.
11973 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
11975 * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
11976 pointer types if they have different alignment or mode.
11978 2010-05-26 Anatoly Sokolov <aesok@post.ru>
11980 * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
11981 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
11982 * config/sparc/sparc-protos.h (function_value): Remove declaration.
11983 * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
11984 sparc_function_value_regno_p): New functions.
11985 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
11986 TARGET_FUNCTION_VALUE_REGNO_P): Define.
11987 (function_value): Rename to...
11988 (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
11989 argument to 'outgoing'.
11990 (function_arg_record_value, function_arg_union_value,
11991 function_arg_vector_value): Update comment.
11993 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
11995 * dwarf2out.c (struct dw_fde_struct): Reorder flags.
11996 (fde_needed_for_eh_p): New predicate.
11997 (output_call_frame_info): Use it throughout to decide whether FDEs
11998 are needed for EH purpose.
11999 (dwarf2out_begin_prologue): Reorder assignments.
12001 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12003 * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
12004 special case loop->header.
12005 (is_predicated): New.
12006 (if_convertible_loop_p): Call it.
12008 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12010 * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
12011 iterator in parameter. Do not generate code during the analysis.
12012 (tree_if_convert_cond_stmt): Removed.
12013 (tree_if_convert_stmt): Removed.
12014 (predicate_bbs): New.
12015 (if_convertible_loop_p): Call predicate_bbs.
12016 (tree_if_conversion): Simplify the top-level logic as predicate_bbs
12017 now contains all the analysis part.
12019 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12021 * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
12022 statements in the analysis part.
12023 (tree_if_convert_stmt): Update comment.
12024 (remove_conditions_and_labels): New.
12025 (combine_blocks): Call remove_conditions_and_labels.
12026 (tree_if_conversion): Update comment.
12028 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12030 * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
12031 than 2 predecessors or more than 2 successors.
12033 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12035 * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
12036 of loops in which the data dependence analysis fails.
12038 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12040 * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
12041 CDI_POST_DOMINATORS.
12042 (tree_if_conversion): Same.
12044 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12046 * tree-if-conv.c (tree_if_conversion): Do not return a bool.
12048 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12050 * tree-if-conv.c: Update copyright years. Fix comments.
12053 2010-05-26 Kai Tietz <kai.tietz@onevision.com>
12055 * builtin-types.def (BT_INT128): New primitive type.
12056 (BT_UINT128): Likewise.
12057 * c-common.c (c_common_r): Add __int128 keyword.
12058 (c_common_type_for_size): Handle __int128.
12059 (c_common_type_for_mode): Likewise.
12060 (c_common_signed_or_unsigned_type): Likewise.
12061 (c_common_nodes_and_builtins): Add builtin type
12062 if target supports 128-bit integer scalar.
12063 * c-common.h (enum rid): Add RID_INT128.
12064 * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
12065 if target supports 128-bit integer scalar.
12066 * c-decl.c (declspecs_add_type): Handle new keyword __int128.
12067 (finish_declspecs): Likewise.
12068 * c-parser.c (c_token_starts_typename): Handle RID_INT128.
12069 (c_token_starts_declspecs): Likewise.
12070 (c_parser_declspecs): Likewise.
12071 (c_parser_attributes): Likewise.
12072 (c_parser_objc_selector): Likewise.
12073 * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
12074 * c-tree.h (enum c_typespec_keyword): Add cts_int128.
12075 * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
12076 * tree.c (make_or_reuse_type): Likewise.
12077 (make_unsigned_type): Likewise.
12078 (build_common_tree_nodes_2): Likewise.
12079 * tree.h (enum integer_type_kind): Add itk_int128 and
12080 itk_unsigned_int128.
12081 (int128_integer_type_node): New define.
12082 (int128_unsigned_type_node): New define.
12083 * doc/extend.texi: Add documentation about __int128 type.
12085 2010-05-26 Richard Guenther <rguenther@suse.de>
12087 * tree-ssa-sccvn.c (copy_nary): Adjust.
12088 (copy_phis): Rename to ...
12089 (copy_phi): ... this. Adjust.
12090 (copy_references): Rename to ...
12091 (copy_reference): ... this. Adjust.
12092 (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
12093 result into the valid table.
12095 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
12097 * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
12098 insn-config.h, insn-codes.h, recog.h, and optabs.h.
12100 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12102 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove.
12104 2010-05-26 Richard Guenther <rguenther@suse.de>
12106 * opts.c (common_handle_option): Handle OPT_Ofast.
12108 2010-05-26 Joseph Myers <joseph@codesourcery.com>
12110 * diagnostic.c: Don't include opts.h.
12111 (permissive_error_option): Define.
12112 (diagnostic_initialize): Take n_opts parameter. Allocate memory
12113 for classify_diagnostic. Don't use memset for
12114 classify_diagnostic. Initialize new and recently added fields.
12115 (diagnostic_classify_diagnostic): Use context->n_opts instead of
12117 (diagnostic_report_diagnostic): Pass context parameter to
12118 diagnostic_report_warnings_p. Use option_enabled and option_name
12119 hooks from context.
12120 (emit_diagnostic): Use permissive_error_option.
12121 (permerror): Likewise.
12122 * diagnostic.h: Don't include options.h.
12123 (struct diagnostic_context): Add n_opts, opt_permissive,
12124 inhibit_warnings, warn_system_headers, option_enabled and
12125 option_name fields. Change classify_diagnostic to a pointer.
12126 * opts-diagnostic.h: New file.
12127 * opts.c: Include opts-diagnostic.h.
12128 (common_handle_option): Set global_dc fields for -Wfatal-errors,
12129 -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
12130 (option_name): New function.
12131 * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
12132 (c_common_handle_option): Set global_dc->permissive for
12134 * c-common.c (c_cpp_error): Save and restore
12135 global_dc->warn_system_headers, not variable warn_system_headers.
12136 * toplev.c: Include opts-diagnostic.h.
12137 (general_init): Update call to diagnostic_initialize. Set
12138 global_dc->show_column, global_dc->option_enabled and
12139 global_dc->option_name.
12140 (process_options): Don't set global_dc fields here.
12141 * Makefile.in (DIAGNOSTIC_H): Remove options.h.
12142 (diagnostic.o, opts.o, toplev.o): Update dependencies.
12144 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
12146 * config/picochip/picochip.md (movsi): Split a movsi from a
12147 const after reload.
12149 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12151 * ggc-zone.c: Update copyright year.
12152 (poison_region): Mark memory for Valgrind as undefined before
12153 memset () call and inaccessible afterwards.
12154 (ggc_pch_total_size): Change type of i to int.
12156 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12158 * ggc-common.c (ggc_free_overhead): Allow empty slot.
12160 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12162 * ggc-common.c: Update copyright year.
12163 (ggc_rlimit_bound): Remove prototype. Compile only if
12164 !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
12165 (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
12166 && !ENABLE_GC_ALWAYS_COLLECT. Make static.
12167 (ggc_min_heapsize_heuristic): Likewise.
12169 2010-05-26 Richard Guenther <rguenther@suse.de>
12171 PR rtl-optimization/44164
12172 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
12173 no-common access-path disambiguation.
12174 (indirect_ref_may_alias_decl_p): Adjust.
12175 (indirect_refs_may_alias_p): Likewise.
12176 (refs_may_alias_p_1): Likewise.
12178 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
12180 * c-typeck.c: Do not include expr.h.
12182 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
12184 * rtl.h (decl_default_tls_model): Move prototype from here...
12185 * output.h: ...to here.
12186 * c-decl.c: Do not include rtl.h.
12187 * c-pragma.c: Likewise.
12188 * c-parser.c: Likewise.
12189 * c-gimplify.c: Likewise. And also not hard-reg-set.
12190 * c-common.c: Do not include rtl.h. Include tm_p.h and add a
12191 FIXME note for it. Add a FIXME note for expr.h.
12192 * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
12193 ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
12196 2010-05-26 Jakub Jelinek <jakub@redhat.com>
12199 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
12200 or total_size is larger than red zone size for non-V4 ABI, emit a
12201 stack_tie resp. frame_tie insn before stack pointer restore.
12202 * config/rs6000/rs6000.md (frame_tie): New insn.
12204 2010-05-25 Eric Botcazou <ebotcazou@adacore.com>
12206 * function.h (struct function): Add can_throw_non_call_exceptions bit.
12207 * lto-streamer-in.c (input_function): Stream it in.
12208 * lto-streamer-out.c (output_function): Stream it out.
12209 * function.c (allocate_struct_function): Set it.
12210 (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
12211 for flag_non_call_exceptions.
12212 * cfgbuild.c (control_flow_insn_p): Likewise.
12213 (make_edges): Likewise.
12214 * cfgexpand.c (expand_stack_alignment): Likewise.
12215 * combine.c (distribute_notes): Likewise.
12216 * cse.c (cse_extended_basic_block): Likewise.
12217 * except.c (insn_could_throw_p): Likewise.
12218 * gcse.c (simple_mem): Likewise.
12219 * ipa-pure-const.c (check_call): Likewise.
12220 (check_stmt ): Likewise.
12221 * lower-subreg.c (lower-subreg.c): Likewise.
12222 * optabs.c (emit_libcall_block): Likewise.
12223 (prepare_cmp_insn): Likewise.
12224 * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
12225 * postreload.c (rest_of_handle_postreload): Likewise.
12226 * reload1.c (reload_as_needed): Likewise.
12227 (emit_input_reload_insns): Likewise.
12228 (emit_output_reload_insns): Likewise.
12229 (fixup_abnormal_edges): Likewise.
12230 * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
12231 * store-motion.c (find_moveable_store): Likewise.
12232 * tree-eh.c (stmt_could_throw_p): Likewise.
12233 (tree_could_throw_p): Likewise.
12234 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12235 * config/arm/arm.c (arm_expand_prologue): Likewise.
12236 (thumb1_expand_prologue): Likewise.
12237 * config/rx/rx.md (cbranchsf4): Likewise.
12239 * config/s390/s390.c (s390_emit_prologue): Likewise.
12240 * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
12241 (inline_forbidden_into_p): New predicate.
12242 (expand_call_inline): Use it to forbid inlining.
12243 (tree_can_inline_p): Likewise.
12245 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
12247 * config/i386/i386-c.c: Do not include rtl.h.
12248 * config/i386/t-i386: Update dependencies.
12250 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
12252 * attribs.c: Do not include rtl.h.
12253 * Makefile.in: Update dependencies.
12255 2010-05-25 Anatoly Sokolov <aesok@post.ru>
12257 * double-int.h (double_int_and): New.
12258 * combine.c (try_combine): Clean up, use double_int_* and
12259 immed_double_int_const functions.
12261 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12263 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
12264 stderr to /dev/null instead of grep -q.
12265 * configure: Regenerate.
12267 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
12269 * Makefile.in (EXCEPT_H): Fix typo.
12271 2010-05-25 Vladimir Makarov <vmakarov@redhat.com>
12273 * ira-build.c (update_conflict_hard_reg_costs): New.
12274 (ira_build): Call update_conflict_hard_reg_costs.
12276 2010-05-25 Jakub Jelinek <jakub@redhat.com>
12279 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
12281 (intersect_loc_chains): Walk the s2var's loc_chain together
12282 with s1node chain as long as the locations are equal, don't
12283 call find_loc_in_1pdv in that case.
12286 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
12287 (copy_bind_expr): ... instead of here.
12288 (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
12289 if the block hasn't been remapped.
12290 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
12291 emitting concrete instance of abstract VLA, add DW_AT_type attribute.
12293 2010-05-25 Richard Guenther <rguenther@suse.de>
12295 PR middle-end/44069
12296 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
12297 out-of-bounds array accesses.
12299 2010-05-25 Richard Guenther <rguenther@suse.de>
12301 * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
12302 (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
12303 (run_gcc): Re-organize to make cleanup easier.
12305 2010-05-25 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12307 * config/s390/s390.c (optimization_options): Fix and move the
12308 flag_prefetch_loop_arrays override ...
12309 (override_options): ... here.
12311 2010-05-25 Joseph Myers <joseph@codesourcery.com>
12313 * diagnostic.c: Don't include plugin.h.
12314 (diagnostic_report_diagnostic): Don't handle plugins specially
12315 here. Pass context to internal_error callback.
12316 * diagnostic.h (struct diagnostic_context): Add context parameter
12317 to internal_error callback.
12318 * plugin.c (warn_if_plugins, plugins_internal_error_function): New.
12319 * plugin.h (struct diagnostic_context): Declare.
12320 (warn_if_plugins, plugins_internal_error_function): Declare.
12321 * toplev.c (general_init): Set global_dc->internal_error.
12322 * Makefile.in (diagnostic.o): Update dependencies.
12324 2010-05-25 Iain Sandoe <iains@gcc.gnu.org>
12326 * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
12327 * config/rs6000/t-darwin64: New.
12328 * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
12331 2010-05-25 Christian Borntraeger <borntraeger@de.ibm.com>
12334 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
12335 match the original (and intended) behaviour before r159557. This
12336 changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
12339 2010-05-25 Richard Guenther <rguenther@suse.de>
12341 * doc/invoke.texi: Document -Ofast.
12342 * target.h (struct gcc_target): Add handle_ofast.
12343 * target-def.h (TARGET_HANDLE_OFAST): Add.
12344 (TARGET_INITIALIZER): Adjust.
12345 * opts.c (decode_options): Handle -Ofast. Enable -ffast-math with it.
12346 * common.opt (Ofast): Add.
12348 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
12350 * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
12351 * doc/md.texi (cstoreXX4): Update for cond-optab changes.
12353 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
12356 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
12357 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
12358 false_rtx. Use false_rtx to compute the correct *ptest for reversed
12359 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
12361 2010-05-25 Jakub Jelinek <jakub@redhat.com>
12363 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
12364 DW_OP_minus with negated offset instead of DW_OP_plus.
12365 (loc_list_from_tree): Don't test whether second operand is INTEGER_CST.
12367 2010-05-25 Wei Guozhi <carrot@google.com>
12369 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
12370 tst instruction and a new alternative.
12371 * config/arm/constraints.md (Pu): New constraint.
12373 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
12375 * function.c (assign_stack_local_1): Initialize variable
12376 to avoid warning when bootstrapping at -O3.
12378 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
12380 * configure.ac (all_lang_makefiles): Remove everything related to it.
12381 * configure: Regenerate.
12382 * Makefile.in: Fix reference to ada Make-lang.in.
12383 Remove support for LANG_MAKEFILES.
12385 2010-05-24 Daniel Jacobowitz <dan@codesourcery.com>
12386 Sandra Loosemore <sandra@codesourcery.com>
12388 * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
12389 * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
12390 description. Add arm_neon_fp16_ok.
12391 (Add Options): Add arm_neon and arm_neon_fp16.
12393 2010-05-24 Joseph Myers <joseph@codesourcery.com>
12395 * diagnostic.c: Don't include flags.h.
12396 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
12397 context parameters. Check flags in the context passed as a parameter.
12398 (diagnostic_build_prefix): Add context parameter. Check
12399 show_column flag in context.
12400 (diagnostic_action_after_output): Check fatal_errors flag in context.
12401 (diagnostic_report_current_module): Check show_column flag in context.
12402 (default_diagnostic_starter): Update call to
12403 diagnostic_build_prefix.
12404 (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind.
12405 (emit_diagnostic): Pass context to permissive_error_kind.
12406 (permerror): Pass context to permissive_error_kind.
12407 * diagnostic.h (struct diagnostic_context): Add show_column,
12408 pedantic_errors, permissive and fatal_errors fields.
12409 (diagnostic_build_prefix): Update prototype.
12411 * toplev.c (process_options): Set flags in global_dc from
12412 flag_show_column, flag_pedantic_errors, flag_permissive,
12414 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
12415 to diagnostic_build_prefix.
12416 * Makefile.in (diagnostic.o): Update dependencies.
12418 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
12420 * config/i386/ia32intrin.h (__crc32q): Define only if
12421 __SSE4_2__ is defined.
12423 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
12426 PR middle-end/43602
12427 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
12428 DECL_VISIBILITY_SPECIFIED.
12429 (emutls_decl): Set DECL_PRESERVE_P and copy
12430 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
12431 (emutls_finalize_control_var): New callback.
12432 (emutls_finish): Finalize emutls control variables.
12433 * toplev.c (compile_file): Move the call to emutls_finish ()
12434 before varpool_assemble_pending_decls ().
12436 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
12438 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
12439 added to the preprocessor condition.
12441 2010-05-24 Paul Brook <paul@codesourcery.com>
12443 * gengtype-lex.l: Add HARD_REG_SET.
12444 * expr.c (expand_expr_real_1): Record writes to hard registers.
12445 * function.c (rtl_data): Add asm_clobbers.
12446 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
12447 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
12448 Use crtl->asm_clobbers.
12450 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12452 * doc/makefile.texi (Makefile): Mention stages 'profile'
12453 and 'feedback' for profiledbootstrap.
12455 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
12458 * config/i386/i386.c (def_builtin): Properly check
12459 OPTION_MASK_ISA_64BIT.
12461 2010-05-23 Joseph Myers <joseph@codesourcery.com>
12463 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
12464 typedefs with different but compatible types. Allow duplicate
12465 typedefs with the same type except for pedantic non-C1X, but give
12466 warning for variably modified types.
12467 * c-typeck.c (tagged_types_tu_compatible_p,
12468 function_types_compatible_p, type_lists_compatible_p,
12469 comptypes_internal): Add parameter different_types_p; set
12470 *different_types_p for different but compatible types. All
12472 (comptypes_check_different_types): New.
12473 * c-tree.h (comptypes_check_different_types): Declare.
12475 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
12477 * regs.h: Do not include obstack.h, basic-block.h. Include machmode.h.
12478 * jump.c: Include basic-block.h.
12479 * profile.c: Likewise.
12480 * tree-profile.c: Likewise.
12481 * coverage.c: Likewise.
12482 * basic-block.h (optimize_function_for_size_p): Move to function.h.
12483 (optimize_function_for_speed_p): Likewise.
12484 * function.h (optimize_function_for_size_p,
12485 optimize_function_for_speed_p): Moved here from basic-block.h.
12486 * Makefile.in: Update dependencies.
12488 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12490 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
12491 before calling make; allow override through $MAKE.
12492 * doc/invoke.texi (Optimize Options): Document override.
12494 2010-05-23 Anatoly Sokolov <aesok@post.ru>
12496 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
12497 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
12498 (rs6000_mode_dependent_address_ptr): Make static.
12499 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
12500 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
12503 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
12506 * config/i386/i386.c: Make sure that the correct regparm is passed.
12508 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
12510 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
12511 * sbitmap.c: ...to here to internalize sbitmap element access.
12512 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
12513 Explain why basic-block.h is included.
12514 * function.h: Include tm.h for CUMULATIVE_ARGS.
12515 * Makefile.in: Update dependencies.
12517 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
12519 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
12521 * sbitmap.h (struct sbitmap_def): Do not typedef here.
12522 * sbitmap.c: Include sbitmap.h.
12523 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
12524 hard-reg-set.h. Split everything related to regsets out from here...
12525 * regset.h: ...to here. New file.
12526 * df.h: Include regset.h and sbitmap.h.
12527 * tree-flow.h: Likewise.
12528 * cfgloop.h: Likewise.
12529 * except.h: Do not include sbitmap.h. Include hashtab.h.
12530 * cgraph.h: Include vec.h and function.h.
12531 * reload.h (struct insn_chain): Change types of live_throughout
12532 and dead_or_set from regset_head to bitmap_head.
12533 (compute_use_by_pseudos): Be defined also if regset.h is not included.
12534 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
12535 spilled_regs from regset_head to bitmap_head to avoid dependency
12537 * sel-sched-ir.h: Include regset.h.
12538 * reload.c: Include df.h before reload.h.
12539 * caller-save.c: Likewise.
12540 * reload1.c: Likewise.
12542 (mark_elimination): Update type of r to bitmap, consistent with
12544 * dominance.c: Include bitmap.h.
12545 * modulo-sched.c: Include df.h.
12546 * cfganal.c: Include bitmap.h and sbitmap.h.
12547 * cfgbuild.c: Include sbitmap.h.
12548 * lcm.c: Include sbitmap.h.
12549 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
12550 * domwalk.c: Include sbitmap.h, exclude ggc.h.
12551 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
12552 * cselib.c: Include bitmap.h.
12553 * tree-optimize.c: Include regset.h.
12554 * stmt.c: Include bitmap.h.
12555 * Makefile.in: Update dependencies.
12557 2010-05-22 Jan Hubicka <jh@suse.cz>
12559 * cgraph.h (struct varpool_node): Add same_comdat_group.
12560 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
12562 (output_varpool): Update call of lto_output_varpool_node.
12563 (input_varpool): Read same_comdat_group pointer.
12564 (input_varpool_1): Fixup same_comdat_group pointer.
12565 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
12566 group is needed, all are.
12567 * varpool.c (varpool_remove_node): Remove node from same comdat group
12569 (varpool_analyze_pending_decls): Walk same comdat groups.
12571 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
12573 * rtl.h (union rtunion_def): Remove rt_bit member.
12574 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
12575 * print-rtl (print_rtx): Do not print the member.
12576 * gengtype.c (adjust_field_rtx_def): Do not handle it.
12577 * gengenrtl.c (type_from_format): Likewise.
12578 (accessor_from_format): Likewise.
12580 2010-05-22 Joseph Myers <joseph@codesourcery.com>
12582 * dbgcnt.c: Include toplev.h instead of errors.h.
12583 * ira-emit.c: Don't include errors.h.
12584 * ira.c: Include toplev.h instead of errors.h.
12585 * lto-compress.c: Include toplev.h instead of errors.h.
12586 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
12587 ira.o, dbgcnt.o): Update dependencies.
12589 2010-05-22 Richard Guenther <rguenther@suse.de>
12591 * gimple.c (gimple_types_compatible_p): Check type qualifications
12592 before merging pointer to complete and pointer to incomplete type.
12593 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
12594 we use our own resolution algorithm. The gold linker plugin
12595 doesn't do the job we want it to do here.
12597 2010-05-22 Anatoly Sokolov <aesok@post.ru>
12599 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
12600 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
12601 (sparc_mode_dependent_address_p): New function.
12603 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
12605 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
12607 * timevar.c: Do not include any core headers.
12608 (timevar_print): De-i18n-ize.
12609 (print_time): Likewise.
12610 * timevar.h (timevar_push, timevar_pop): Make inline functions.
12612 2010-05-21 Joseph Myers <joseph@codesourcery.com>
12614 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
12616 (diagnostic_initialize): Initialize x_data not last_function.
12617 (diagnostic_report_current_function): Move to tree-diagnostic.c.
12618 (default_diagnostic_starter): Call
12619 diagnostic_report_current_module not
12620 diagnostic_report_current_function.
12621 (diagnostic_report_diagnostic): Initialize x_data not
12623 (verbatim): Likewise.
12624 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
12626 (struct diagnostic_context): Change last_function to x_data.
12627 (diagnostic_auxiliary_data): Replace with
12628 diagnostic_context_auxiliary_data and
12629 diagnostic_info_auxiliary_data.
12630 (diagnostic_last_function_changed, diagnostic_set_last_function,
12631 diagnostic_report_current_function): Move to tree-diagnostic.h.
12632 (print_declaration, dump_generic_node, print_generic_stmt,
12633 print_generic_stmt_indented, print_generic_expr,
12634 print_generic_decl, debug_c_tree, dump_omp_clauses,
12635 print_call_name, debug_generic_expr, debug_generic_stmt,
12636 debug_tree_chain, default_tree_printer): Move to
12637 tree-pretty-print.h.
12638 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
12639 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
12640 gimple-pretty-print.h.
12641 * pretty-print.c: Don't include tree.h
12642 (pp_base_format): Don't handle %K here.
12643 (pp_base_tree_identifier): Move to tree-pretty-print.c.
12644 * pretty-print.h (text_info): Change abstract_origin to x_data.
12645 (pp_tree_identifier, pp_unsupported_tree,
12646 pp_base_tree_identifier): Move to tree-pretty-print.h.
12647 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
12648 tree-pretty-print.h: New files.
12649 * tree-pretty-print.c: Include tree-pretty-print.h.
12650 (percent_K_format): New. Moved from pretty-print.c.
12651 (pp_base_tree_identifier): Move from pretty-print.c.
12652 * c-objc-common.c: Include tree-pretty-print.h.
12653 (c_tree_printer): Handle %K here.
12654 * langhooks.c: Include tree-diagnostic.h.
12655 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
12656 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
12657 (default_tree_printer): Handle %K using percent_K_format.
12658 (general_init): Use default_tree_diagnostic_starter.
12659 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
12660 (free_lang_data): Use default_tree_diagnostic_starter.
12661 * c-pretty-print.c: Include tree-pretty-print.h.
12662 * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h.
12663 * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h.
12664 * dwarf2out.c: Include tree-pretty-print.h.
12665 * except.c: Include tree-pretty-print.h.
12666 * gimple-pretty-print.c: Include tree-pretty-print.h and
12667 gimple-pretty-print.h.
12668 * gimplify.c: Include tree-pretty-print.h.
12669 * graphite-poly.c: Include tree-pretty-print.h and
12670 gimple-pretty-print.h.
12671 * ipa-cp.c: Include tree-pretty-print.h.
12672 * ipa-inline.c: Include gimple-pretty-print.h.
12673 * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h.
12674 * ipa-pure-const.c: Include gimple-pretty-print.h.
12675 * ipa-struct-reorg.c: Include tree-pretty-print.h and
12676 gimple-pretty-print.h.
12677 * ipa-type-escape.c: Include tree-pretty-print.h.
12678 * print-rtl.c: Include tree-pretty-print.h.
12679 * print-tree.c: Include gimple-pretty-print.h.
12680 * sese.c: Include tree-pretty-print.h.
12681 * tree-affine.c: Include tree-pretty-print.h.
12682 * tree-browser.c: Include tree-pretty-print.h.
12683 * tree-call-cdce.c: Include gimple-pretty-print.h.
12684 * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h.
12685 * tree-chrec.c: Include tree-pretty-print.h.
12686 * tree-data-ref.c: Include tree-pretty-print.h and
12687 gimple-pretty-print.h.
12688 * tree-dfa.c: Include tree-pretty-print.h.
12689 * tree-if-conv.c: Include tree-pretty-print.h and
12690 gimple-pretty-print.h.
12691 * tree-inline.c: Include tree-pretty-print.h.
12692 * tree-into-ssa.c: Include tree-pretty-print.h and
12693 gimple-pretty-print.h.
12694 * tree-nrv.c: Include tree-pretty-print.h.
12695 * tree-object-size.c: Include tree-pretty-print.h and
12696 gimple-pretty-print.h.
12697 * tree-outof-ssa.c: Include tree-pretty-print.h and
12698 gimple-pretty-print.h.
12699 * tree-parloops.c: Include tree-pretty-print.h and
12700 gimple-pretty-print.h.
12701 * tree-predcom.c: Include tree-pretty-print.h and
12702 gimple-pretty-print.h.
12703 * tree-scalar-evolution.c: Include tree-pretty-print.h and
12704 gimple-pretty-print.h.
12705 * tree-sra.c: Include tree-pretty-print.h.
12706 * tree-ssa-address.c: Include tree-pretty-print.h.
12707 * tree-ssa-alias.c: Include tree-pretty-print.h.
12708 * tree-ssa-ccp.c: Include tree-pretty-print.h and
12709 gimple-pretty-print.h.
12710 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
12711 * tree-ssa-copy.c: Include tree-pretty-print.h and
12712 gimple-pretty-print.h.
12713 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
12714 * tree-ssa-dce.c: Include tree-pretty-print.h and
12715 gimple-pretty-print.h.
12716 * tree-ssa-dom.c: Include tree-pretty-print.h and
12717 gimple-pretty-print.h.
12718 * tree-ssa-dse.c: Include gimple-pretty-print.h.
12719 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
12720 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
12721 * tree-ssa-live.c: Include tree-pretty-print.h and
12722 gimple-pretty-print.h.
12723 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
12724 gimple-pretty-print.h.
12725 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
12726 gimple-pretty-print.h.
12727 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
12728 gimple-pretty-print.h.
12729 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
12730 gimple-pretty-print.h.
12731 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
12732 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
12733 * tree-ssa-operands.c: Include tree-pretty-print.h and
12734 gimple-pretty-print.h.
12735 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
12736 gimple-pretty-print.h.
12737 * tree-ssa-pre.c: Include tree-pretty-print.h and
12738 gimple-pretty-print.h.
12739 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
12740 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
12741 gimple-pretty-print.h.
12742 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
12743 gimple-pretty-print.h.
12744 * tree-ssa-sink.c: Include gimple-pretty-print.h.
12745 * tree-ssa-ter.c: Include tree-pretty-print.h and
12746 gimple-pretty-print.h.
12747 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
12748 * tree-ssa.c: Include tree-pretty-print.h and
12749 gimple-pretty-print.h.
12750 * tree-stdarg.c: Include gimple-pretty-print.h.
12751 * tree-switch-conversion.c: Include gimple-pretty-print.h.
12752 * tree-tailcall.c: Include tree-pretty-print.h and
12753 gimple-pretty-print.h.
12754 * tree-vect-data-refs.c: Include tree-pretty-print.h and
12755 gimple-pretty-print.h.
12756 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
12757 gimple-pretty-print.h.
12758 * tree-vect-loop.c: Include tree-pretty-print.h and
12759 gimple-pretty-print.h.
12760 * tree-vect-patterns.c: Include gimple-pretty-print.h.
12761 * tree-vect-slp.c: Include tree-pretty-print.h and
12762 gimple-pretty-print.h.
12763 * tree-vect-stmts.c: Include tree-pretty-print.h and
12764 gimple-pretty-print.h.
12765 * tree-vectorizer.c: Include tree-pretty-print.h.
12766 * tree-vrp.c: Include tree-pretty-print.h and
12767 gimple-pretty-print.h.
12768 * value-prof.c: Include tree-pretty-print.h and
12769 gimple-pretty-print.h.
12770 * var-tracking.c: Include tree-pretty-print.h.
12771 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
12772 (tree-diagnostic.o): New dependencies.
12773 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
12774 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
12775 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
12776 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
12777 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
12778 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
12779 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
12780 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
12781 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
12782 tree-ssa-address.o, tree-ssa-loop-niter.o,
12783 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
12784 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
12785 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
12786 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
12787 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
12788 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
12789 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
12790 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
12791 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
12792 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
12793 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
12794 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
12795 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
12796 tree-switch-conversion.o, var-tracking.o, value-prof.o,
12797 cfgexpand.o, pretty-print.o): Update dependencies.
12799 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
12801 * tree-ssa-structalias.c: Remove tm_p.h from include.
12803 2010-05-21 Jeff Law <law@redhat.com>
12805 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
12807 2010-05-21 Jason Merrill <jason@redhat.com>
12809 * tree-eh.c (cleanup_is_dead_in): New.
12810 (lower_try_finally): Don't generate a dead cleanup region.
12811 (lower_cleanup): Likewise.
12813 2010-05-21 Jakub Jelinek <jakub@redhat.com>
12816 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
12817 unchain each use from the cyclic next_regno_use chain first.
12819 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
12821 * real: Do not include gmp.h, mpfr.h, and mpc.h.
12822 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
12823 (real_value_negate, real_value_abs): New prototypes.
12824 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
12825 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
12826 new include file for interface between MPFR and REAL_VALUE_TYPE.
12827 * real.c: Include realmpfr.h.
12828 (real_arithmetic2): Remove legacy function.
12829 (real_value_negate): New.
12830 (real_value_abs): New.
12831 (mfpr_from_real, real_from_mpfr): Move from here...
12832 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
12833 * builtins.c: Include realmpfr.h.
12834 * fold-const.c: Include realmpfr.h.
12835 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
12836 (fold_negate_const): Likewise.
12837 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
12838 * toplev.c: Include realmpfr.h.
12839 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
12840 and real_value_negate.
12841 * fixed-value.c (check_real_for_fixed_mode): Likewise.
12842 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
12843 (vfp3_const_double_index): Likewise.
12844 (arm_print_operand): Likewise.
12845 * Makefile.in: Update dependencies.
12847 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12849 * config/s390/s390.c (override_options): Increase the default
12850 of max-completely-peel-times.
12852 2010-05-21 Julian Brown <julian@codesourcery.com>
12853 Mark Mitchell <mark@codesourcery.com>
12855 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
12856 sibling calls for Thumb-1.
12857 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
12858 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
12860 (*call_insn, *call_value_insn): Don't use for Thumb-2.
12861 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
12863 (return): New expander.
12864 (*arm_return): New name for ARM return insn.
12865 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
12867 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
12869 * config.gcc (sparc64-*-rtems*): New target.
12871 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
12873 * tree.c (build_function_decl_skip_args): Fix grammar.
12874 (build_function_type_list_1): Fix typos, adjust formatting.
12876 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
12878 * tree.h: Include real.h and fixed-value.h as basic datatypes.
12879 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
12880 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
12881 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
12882 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
12883 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
12884 tree-pretty-print.c, tree-loop-distribution.c,
12885 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
12886 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
12887 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
12888 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
12889 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
12890 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
12891 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
12892 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
12893 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
12894 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
12895 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
12896 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
12897 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
12898 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
12899 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
12900 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
12901 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
12902 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
12903 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
12904 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
12905 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
12906 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
12907 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
12908 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
12909 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
12910 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
12911 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
12912 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
12913 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
12914 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
12915 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
12916 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
12917 config/score/score7.c, config/score/score.c, config/arm/arm.c,
12918 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
12919 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
12920 config/bfin/bfin.c: Clean up redundant includes.
12921 * Makefile.in: Update accordingly.
12923 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
12925 PR middle-end/44204
12926 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
12927 statement has no arguments.
12929 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
12932 * varasm.c (emutls_decl): Merge attributes to new decl.
12934 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
12936 PR middle-end/44101
12937 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
12938 around the uniquized constructor if its type requires a conversion.
12940 2010-05-21 Jakub Jelinek <jakub@redhat.com>
12943 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
12944 at -O0 goto_locus of any of the incoming edges differs from
12945 goto_locus of outgoing edge, or gimple_location of any of the
12948 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
12950 * ira.c (ira_non_ordered_class_hard_regs): Define.
12951 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
12952 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
12953 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
12954 cost of unaligned hard regs when allocating multi-reg pseudos.
12956 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
12958 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
12959 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
12960 for TARGET_NO_FLOAT.
12961 * config/mips/mips.c (mips_file_start): Expand conditional expression
12962 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
12963 (mips_override_options): Move -mno-float override -msoft-float and
12965 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
12966 Condition(TARGET_SUPPORTS_NO_FLOAT).
12967 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
12968 __mips_no_float here.
12969 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
12970 (TARGET_SUPPORTS_NO_FLOAT): Define.
12971 * config/mips/sdemtk.opt: Delete.
12973 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
12975 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.
12977 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
12980 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
12981 * configure: Regenerate.
12982 * config.in: Regenerate.
12983 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
12984 instead of sahf only for 64bit targets.
12986 2010-05-20 Jakub Jelinek <jakub@redhat.com>
12989 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
12990 setup_ref_regs for DEBUG_INSNs.
12992 2010-05-20 Jan Hubicka <jh@suse.cz>
12994 PR middle-end/44197
12995 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
12997 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13000 * df-scan.c (df_ref_compare): Stabilize sort.
13002 2010-05-20 Jakub Jelinek <jakub@redhat.com>
13004 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
13005 argument. Don't use DW_OP_piece if offset is non-zero,
13006 put offset into second DW_OP_bit_piece argument.
13007 (dw_sra_loc_expr): Adjust callers. For memory expressions
13010 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
13013 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
13014 settings for 16-bit-constant "addo" alternative.
13016 2010-05-19 James E. Wilson <wilson@codesourcery.com>
13018 * config/mips/mips-dsp.md (add<DSPV:mode>3,
13019 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
13022 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
13023 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
13026 2010-05-19 Joseph Myers <joseph@codesourcery.com>
13028 * diagnostic.c (FLOAT, FFS): Don't undefine.
13029 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
13030 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
13033 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
13035 * combine.c (propagate_for_debug): Call make_compound_operation
13036 on the source value.
13037 (try_combine): When implementing a split chosen by find_split_point,
13038 either copy i2src or set it to null. Assert that i2src is not null
13039 before substituting into CALL_INSN_FUNCTION_USAGE.
13041 2010-05-19 Anatoly Sokolov <aesok@post.ru>
13043 * double-int.h (double_int_ior): New function.
13044 * tree.h (build_int_cst_wide_type): Remove.
13045 * tree.c (build_int_cst_wide_type): Remove.
13046 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
13047 of build_int_cst_wide_type.
13048 * stor-layout.c (set_sizetype): (Ditto.).
13049 * dojump.c (do_jump): Use build_int_cstu instead of
13050 build_int_cst_wide_type.
13052 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
13054 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
13055 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
13056 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
13057 * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
13058 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
13059 propagate the 'data' argument to copy_tree_r.
13060 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
13061 Propagate 'data' argument to walk_tree.
13062 (copy_if_shared): New function.
13063 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
13064 (unmark_visited): New function.
13065 (unshare_body): Call copy_if_shared instead of doing it manually.
13066 (unvisit_body): Call unmark_visited instead of doing it manually.
13068 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
13070 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
13071 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
13072 * hooks.c: Likewise.
13073 * target-def.h (TARGET_FOLD_BUILTIN): Define to
13074 hook_tree_tree_int_treep_bool_null.
13075 * target.h (struct gcc_target): Update signature of fold_builtin
13077 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
13078 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
13079 instead of the call expression.
13080 (fold_builtin_call_array): Pass n and argarray directly.
13081 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
13083 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
13084 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
13085 `i' and use it in place of `arity'.
13086 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
13087 Dereference `args' directly.
13088 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
13090 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13092 * doc/sourcebuild.texi (Effective-Target Keywords): Document
13094 (Directives): Document optional dg-require-effective-target
13097 2010-05-19 Richard Guenther <rguenther@suse.de>
13100 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
13102 2010-05-19 Richard Guenther <rguenther@suse.de>
13104 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
13105 * common.opt (fwhopr=): New.
13106 * opts.c (common_handle_option): Handle OPT_fwhopr.
13107 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
13108 * collect2.c (main): Match -fwhopr*.
13109 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
13110 Execute ltrans stage in parallel when jobs is bigger than 1.
13112 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13114 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
13115 pentiumpro on Solaris 8/x86 with Sun as.
13116 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
13118 (gcc_cv_as_ix86_quad): Check for .quad directive.
13119 * configure: Regenerate.
13120 * config.in: Regenerate.
13121 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
13123 2010-05-19 Martin Jambor <mjambor@suse.cz>
13125 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
13126 also for indirect edges. Actual printing moved...
13127 (ipa_print_node_jump_functions_for_edge): ...here.
13128 (ipa_compute_jump_functions): Renamed to
13129 ipa_compute_jump_functions_for_edge and made static.
13130 (ipa_compute_jump_functions): New function.
13131 (make_edge_direct_to_target): Check if the number of arguments on
13132 the newly direct edge is the same as the number of parametrs of
13134 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
13135 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
13136 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
13137 analysis functions unconditionally, call the new
13138 ipa_analyze_params_uses on the node instead of every edge.
13140 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
13142 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
13144 (dump_mem_ref): Adopt debug code to handle a tree as step. This
13145 also checks for a constant int vs. non-constant but
13146 loop-invariant steps.
13147 (find_or_create_group): Change the sort algorithm to only consider
13148 steps that are constant ints.
13149 (idx_analyze_ref): Adopt code to handle a tree instead of a
13150 HOST_WIDE_INT for step.
13151 (gather_memory_references_ref): Handle tree instead of int and be
13152 prepared to see a NULL_TREE.
13153 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
13154 prefetches if the step cannot be calculated at compile time.
13155 (issue_prefetch_ref): Issue prefetches for non-constant but
13156 loop-invariant steps.
13158 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
13161 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
13163 * tree.h (build_call_list): Remove.
13164 * tree.c (build_call_list): Remove.
13166 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
13168 * tree.h (build_call_list): Remove.
13169 * tree.c (build_call_list): Remove.
13171 2010-05-18 Jan Hubicka <jh@suse.cz>
13173 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
13175 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
13177 PR rtl-optimization/43332
13178 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
13180 2010-05-18 Anatoly Sokolov <aesok@post.ru>
13182 * tree.h (build_int_cstu): Implement as static inline.
13183 * tree.c (build_int_cstu): Remove function.
13184 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
13187 2010-05-18 Richard Guenther <rguenther@suse.de>
13190 * lto-wrapper.c (verbose): New variable. Initialize from -v.
13191 (debug): Initialize from -save-temps.
13192 (collect_execute): Print command-line when verbose.
13193 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
13194 for ltrans invocation. Produce -dumpbase flag again.
13195 (process_args): Remove.
13197 * collect2.c (maybe_run_lto_and_relink): Only pass object
13198 files to lto-wrapper.
13199 * gcc.c (LINK_COMMAND_SPEC): Likewise.
13201 2010-05-18 Jan Hubicka <jh@suse.cz>
13203 * opts.c (decode_options): Do not disable whopr at ipa_cp.
13204 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
13206 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
13209 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
13211 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
13214 2010-05-18 Jakub Jelinek <jakub@redhat.com>
13217 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
13218 rtx_equal_p inline.
13220 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
13222 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
13223 lto-macho as lto_binary_reader.
13225 * darwin.c (darwin_asm_named_section): Do not add assembler comment
13226 after .section directive; just print it before the directive instead.
13228 2010-05-17 Jan Hubicka <jh@suse.cz>
13230 * cgraph.c (cgraph_create_virtual_clone): Only check
13231 versionable_function_p when not in wpa and checking is enabled.
13232 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
13233 there are no more functions to materialize.
13235 2010-05-17 Jan Hubicka <jh@suse.cz>
13237 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
13238 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
13240 (output_cgraph): Call output_cgraph_opt_summary.
13241 (input_cgrpah): Call input_cgraph_opt_summary.
13242 (output_cgraph_opt_summary_p, output_node_opt_summary,
13243 input_node_opt_summary, input_cgraph_opt_section): New functions.
13244 * lto-section-in.c (lto_section_name): Add cgraphopt.
13245 * tree-inline.c (tree_function_versioning): Handle parm_num.
13246 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
13247 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
13249 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
13251 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
13252 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
13253 the insn to prefetch ratio heuristic to loops with known trip count.
13255 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
13257 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
13258 (schedule_prefetches): Do not generate a prefetch if the unroll factor
13259 is far from what is required by the prefetch.
13261 2010-05-17 Jan Hubicka <jh@suse.cz>
13263 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
13264 (ipcp_estimate_growth): Likewise.
13265 (ipcp_const_param_count): Likewise.
13266 (ipcp_insert_stage): Likewise.
13267 * ipa-prop.c (visit_load_for_mod_analysis): New function.
13268 (visit_store_addr_for_mod_analysis): Set used flag.
13269 (ipa_detect_param_modifications): Set used flag for SSE params;
13270 update use of walk_stmt_load_store_addr_ops.
13271 (ipa_print_node_params): Print used flag.
13272 (ipa_write_node_info): Stream used flag.
13273 (ipa_read_node_info): Likewise.
13274 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
13275 (ipa_is_param_used): New function.
13276 (lto_ipa_fixup_call_notes): Remove unused declaration.
13278 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13281 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
13282 * configure: Regenerate.
13283 * config.in: Regenerate.
13284 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
13285 !HAVE_AS_IX86_REP_LOCK_PREFIX.
13286 Don't emit whitespace.
13287 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
13288 (*rep_movsi): Likewise.
13289 (*rep_movsi_rex64): Likewise.
13290 (*rep_movqi): Likewise.
13291 (*rep_movqi_rex64): Likewise.
13292 (*rep_stosdi_rex64): Likewise.
13293 (*rep_stossi): Likewise.
13294 (*rep_stossi_rex64): Likewise.
13295 (*rep_stosqi): Likewise.
13296 (*rep_stosqi_rex64): Likewise.
13297 (*cmpstrnqi_nz_1): Use {%;} after repz.
13298 (*cmpstrnqi_nz_rex_1): Likewise.
13299 (*cmpstrnqi_1): Likewise.
13300 (*cmpstrnqi_rex_1): Likewise.
13301 (*strlenqi_1): Use {%;} after repnz.
13302 (*strlenqi_rex_1): Likewise.
13303 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
13304 (*sync_compare_and_swap<mode>): Likewise.
13305 (sync_double_compare_and_swap<mode>): Likewise.
13306 (*sync_double_compare_and_swapdi_pic): Likewise.
13307 (sync_old_add<mode>): Likewise.
13308 (sync_add<mode>): Likewise.
13309 (sync_sub<mode>): Likewise.
13310 (sync_<code><mode>): Likewise.
13312 2010-05-17 Martin Jambor <mjambor@suse.cz>
13314 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
13315 otr_token and polymorphic.
13316 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
13317 (cgraph_clone_edge): Copy the above fields.
13318 * tree.c (get_binfo_at_offset): New function.
13319 * tree.h (get_binfo_at_offset): Declare.
13320 * ipa-prop.h (enum jump_func_type): Added known_type jump function
13321 type, reordered items, updated comments.
13322 (union jump_func_value): Added base_type field, reordered fields.
13323 (enum ipa_lattice_type): Moved down in the file.
13324 (struct ipa_param_descriptor): New field polymorphic.
13325 (ipa_is_param_polymorphic): New function.
13326 * ipa-prop.c: Include gimple.h and gimple-fold.h.
13327 (ipa_print_node_jump_functions): Print known type jump functions.
13328 (compute_complex_pass_through): Renamed to...
13329 (compute_complex_assign_jump_func): this.
13330 (compute_complex_ancestor_jump_func): New function.
13331 (compute_known_type_jump_func): Likewise.
13332 (compute_scalar_jump_functions): Create known type and complex ancestor
13334 (ipa_note_param_call): New parameter polymorphic, set the corresponding
13335 flag in the call note accordingly.
13336 (ipa_analyze_call_uses): Renamed to...
13337 (ipa_analyze_indirect_call_uses): this. New parameter target, define
13338 variable var only in the block where it is used.
13339 (ipa_analyze_virtual_call_uses): New function.
13340 (ipa_analyze_call_uses): Likewise.
13341 (combine_known_type_and_ancestor_jfs): Likewise.
13342 (update_jump_functions_after_inlining): Implemented handling of a
13343 number of new jump function types combination.
13344 (print_edge_addition_message): Removed.
13345 (make_edge_direct_to_target): New function.
13346 (try_make_edge_direct_simple_call): Likewise.
13347 (try_make_edge_direct_virtual_call): Likewise.
13348 (update_call_notes_after_inlining): Renamed to...
13349 (update_indirect_edges_after_inlining): this. Moved edge creation for
13350 indirect calls to try_make_edge_direct_simple_call, also calls
13351 try_make_edge_direct_virtual_call for virtual calls.
13352 (ipa_print_node_params): Changed the header message.
13353 (ipa_write_jump_function): Stream also known type jump functions.
13354 (ipa_read_jump_function): Likewise.
13355 (ipa_write_indirect_edge_info): Stream new fields in
13356 cgraph_indirect_call_info.
13357 (ipa_read_indirect_edge_info): Likewise.
13358 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
13361 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13363 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
13365 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
13367 * tree.h (CALL_EXPR_ARGS): Delete.
13368 (call_expr_arglist): Delete.
13369 * tree.c (call_expr_arglist): Delete.
13370 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
13371 targetm.fold_builtin.
13372 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
13373 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
13374 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
13375 arglist parameter. Use CALL_EXPR_ARG.
13376 (picochip_expand_builtin_3op): Likewise.
13377 (picochip_expand_builtin_2opvoid): Likewise.
13378 (picochip_expand_array_get): Likewise.
13379 (picochip_expand_array_put): Likewise.
13380 (picochip_expand_array_testport): Likewise.
13381 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
13382 rather than arglist.
13383 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
13385 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
13386 than TREE_VALUE and TREE_CHAIN.
13387 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
13388 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
13391 2010-05-17 Jakub Jelinek <jakub@redhat.com>
13394 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
13395 to have no fallthru edge.
13397 PR middle-end/44102
13398 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
13399 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
13400 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
13401 add BARRIER after previous bb if needed.
13403 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
13405 * tree.c (build_function_type_list_1): Remove bogus assert condition.
13407 2010-05-17 Alan Modra <amodra@gmail.com>
13409 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
13410 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
13411 with copy_reg rtx param.
13412 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
13413 Correct cases where code for ABI_V4 did not initialise the reg
13414 used to access frame. Also leave frame_reg_rtx as sp for large
13415 frames that save no regs.
13417 2010-05-17 Martin Jambor <mjambor@suse.cz>
13419 PR middle-end/44133
13420 * tree-sra.c (create_access_replacement): New parameter rename, mark
13421 the replaement for renaming only when it is true.
13422 (get_access_replacement): Pass true in the rename parameter of
13423 create_access_replacement.
13424 (get_unrenamed_access_replacement): New function.
13425 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
13426 replacement declaration from it.
13428 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
13430 * function.c (try_fit_stack_local, add_frame_space): New static
13432 (assign_stack_local_1): Use them. Look for opportunities to use
13433 space previously wasted on alignment.
13434 * function.h (struct frame_space): New.
13435 (struct rtl_data): Add FRAME_SPACE_LIST member.
13436 * reload1.c (something_was_spilled): New static variable.
13437 (alter_reg): Set it.
13438 (reload): Test it in addition to testing if the frame size changed.
13440 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
13442 * config/s390/s390.c: Define sane prefetch settings and activate
13443 flag_prefetch_loop_arrays on -O3.
13444 * config/s390/s390.h: Declare that read can use write prefetch.
13446 2010-05-17 Jakub Jelinek <jakub@redhat.com>
13448 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
13451 2010-05-16 Jan Hubicka <jh@suse.cz>
13453 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
13454 function body; do not check stdarg field of struct function.
13456 2010-05-16 Jan Hubicka <jh@suse.cz>
13458 * cgraph.c (dump_cgraph_node): Dump versionable flag.
13459 * cgraph.h (cgraph_local_info): Add versionable flag.
13460 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
13461 (ipcp_versionable_function_p): Use it.
13462 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
13465 2010-05-16 Jan Hubicka <jh@suse.cz>
13467 * cgraph.c (cgraph_clone_node): Take decl argument and insert
13468 clone into hash when it is different from orig.
13469 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
13470 * cgraph.h (cgraph_clone_node): Update prototype.
13471 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
13472 (lto_cgraph_encoder_delete): Delete body map.
13473 (lto_cgraph_encoder_size): Move to header.
13474 (lto_cgraph_encoder_encode_body_p,
13475 lto_set_cgraph_encoder_encode_body): New.
13476 (lto_output_node): Do not take written_decls argument; output clone_of
13478 (add_node_to): Add include_body_argument; call
13479 lto_set_cgraph_encoder_encode_body on master of the clone.
13480 (add_references): Update use of add_node_to.
13481 (compute_ltrans_boundary): Likewise.
13482 (output_cgraph): Do not create written_decls bitmap.
13483 (input_node): Take nodes argument; stream in clone_of correctly.
13484 (input_cgraph_1): Update use of input_node.
13485 * lto-streamer-out.c (lto_output): Use encoder info to decide
13486 what bodies to output.
13487 * ipa-inline.c (cgraph_clone_inlined_nodes,
13488 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
13489 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
13490 (lto_cgraph_encoder_size): Define here.
13491 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
13494 2010-05-16 Richard Guenther <rguenther@suse.de>
13496 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
13498 * ipa-type-escape.c (gate_type_escape_vars): Run when
13499 -fipa-struct-reorg runs.
13500 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
13501 * common.opt (fipa-type-escape): Remove.
13503 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
13505 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
13506 (decode_options): Likewise.
13507 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
13509 2010-05-16 Jan Hubicka <jh@suse.cz>
13511 * ipa.c (function_and_variable_visibility): Also bring local all
13514 2010-05-16 Richard Guenther <rguenther@suse.de>
13516 * alias.c (nonoverlapping_memrefs_p): Remove use of
13517 IPA type-escape information.
13519 2010-05-16 Joseph Myers <joseph@codesourcery.com>
13521 * c-common.c (c_common_reswords): Add _Static_assert for C.
13522 * c-parser.c (c_token_starts_declaration,
13523 c_parser_next_token_starts_declaration,
13524 c_parser_static_assert_declaration_no_semi,
13525 c_parser_static_assert_declaration): New.
13526 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
13527 Handle static assertions if static_assert_ok.
13528 (c_parser_external_declaration, c_parser_declaration_or_fndef,
13529 c_parser_compound_statement_nostart, c_parser_label,
13530 c_parser_for_statement, c_parser_objc_methodprotolist,
13531 c_parser_omp_for_loop): All callers of
13532 c_parser_declaration_or_fndef changed.
13533 (c_parser_struct_declaration): Handle static assertions.
13534 (c_parser_compound_statement_nostart): Use
13535 c_parser_next_token_starts_declaration and
13536 c_token_starts_declaration to detect start of declarations.
13537 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
13540 2010-05-16 Anatoly Sokolov <aesok@post.ru>
13542 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
13543 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
13544 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
13545 TARGET_FUNCTION_VALUE_REGNO_P): Define.
13546 (mmix_function_outgoing_value): Rename to...
13547 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
13548 (mmix_function_value_regno_p): Make static.
13549 (mmix_libcall_value): New function.
13550 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
13551 mmix_function_value_regno_p): Remove declaration.
13553 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
13555 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
13556 BUILT_IN_ALLOCA if stack checking is enabled.
13558 2010-05-16 Richard Guenther <rguenther@suse.de>
13560 * var-tracking.c (vars_copy_1): Inline ...
13561 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
13562 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
13563 (variable_merge_over_cur): Adjust. Merge asserts.
13564 (variable_merge_over_src): Likewise.
13565 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
13566 (variable_post_merge_new_vals): Merge asserts.
13567 (variable_post_merge_perm_vals): Likewise.
13568 (find_mem_expr_in_1pdv): Likewise.
13569 (dataflow_set_different_value): Remove.
13570 (onepart_variable_different_p): Merge asserts.
13571 (variable_different_p): Likewise.
13572 (dataflow_set_different_1): Inline ...
13573 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
13574 (emit_notes_for_differences_1): Merge asserts.
13576 2010-05-16 Richard Guenther <rguenther@suse.de>
13578 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
13579 * optabs.c (libfunc_decl_hash): Likewise.
13580 * varasm.c (emutls_decl): Likewise.
13582 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
13584 * c-decl.c: Don't include gimple.h.
13585 (merge_decls): Do not copy gimple_body.
13587 2010-05-15 Jason Merrill <jason@redhat.com>
13589 * c.opt: Add -fnothrow-opt.
13591 2010-05-15 Jan Hubicka <jh@suse.cz>
13593 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
13595 * passes.c (ipa_write_summaries): Write all analyzed nodes.
13597 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
13599 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
13600 * Makefile.in: Add it.
13601 Fix all other Makefile dependencies for changes below.
13602 * tree.h: Include it instead of defining VEC primitives here.
13603 * gimple.h: Likewise.
13605 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
13606 * except.h: Include vecir.h, break dependence on tree.h.
13608 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
13610 * tree-iterator.c: ...to here.
13611 * tree-iterator.h: Fix file introduction comment. Add extern markers.
13613 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
13615 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
13616 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
13617 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
13618 tree-mudflap.h, and target.h.
13619 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
13620 predict.h, tree-inline.h, gimple.h, and langhooks.h.
13621 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
13622 Add FIXME for why gimple.h is still included (should be unnecessary
13623 since GCC 4.5 gimplification unit-at-a-time).
13624 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
13625 * c-pragma.c: Add FIXME for why function.h needs to be included just
13626 for cfun, at front-end level.
13627 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
13628 Do not include ggc.h, but include vecprim.h for VEC(char).
13629 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
13630 Explain why target.h is included.
13631 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
13632 Explain why gimple.h is included.
13633 * c-ppoutput.c: Do not include tm.h.
13634 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
13635 * c-parses.c: Explain why rtl.h is included, and that this (and only
13636 this) is also why tm.h must be included.
13637 Do not include except.h.
13638 * c-lang.c: Do not include ggc.h.
13640 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
13642 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
13644 2010-05-15 Joseph Myers <joseph@codesourcery.com>
13646 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
13647 unions by default if those structs and unions have no tags. Do
13648 not condition anonymous struct and unions handling on flag_iso.
13649 Allow anonymous structs and unions for C1X.
13650 (finish_struct): Do not diagnose lack of named fields when
13651 anonymous structs and unions present for C1X. Accept flexible
13652 array members in structure with anonymous structs or unions but no
13653 directly named fields.
13654 * doc/extend.texi (Unnamed Fields): Update.
13656 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
13658 * gimple.h (compare_field_offset): Rename into...
13659 (gimple_compare_field_offset): ...this.
13660 * gimple.c (compare_field_offset): Rename into...
13661 (gimple_compare_field_offset): ...this. Compare the full access if
13662 the offset is self-referential.
13663 (gimple_types_compatible_p): Adjust for above renaming.
13664 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
13665 DECL_NONADDRESSABLE_P flag of fields before merging them.
13667 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
13669 * tree.h (ctor_to_list): Delete.
13670 * tree.c (ctor_to_list): Delete.
13672 2010-05-15 Jan Hubicka <jh@suse.cz>
13674 * ipa-reference.c: Include toplev.h
13675 (is_proper_for_analysis): Only add to all_module_statics
13676 if it is allocated.
13677 (write_node_summary_p, stream_out_bitmap,
13678 ipa_reference_write_optimization_summary,
13679 ipa_reference_read_optimization_summary): New.
13680 (struct ipa_opt_pass_d pass_ipa_reference): Add
13681 optimization summary streaming.
13682 * lto-cgraph.c (referenced_from_this_partition_p,
13683 reachable_from_this_partition_p): New functions.
13684 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
13685 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
13686 * opts.c (decode_options): Enable ipa_reference.
13687 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
13688 * lto-streamer.h (referenced_from_this_partition_p,
13689 reachable_from_this_partition_p): Declare.
13691 2010-05-15 Richard Guenther <rguenther@suse.de>
13693 PR tree-optimization/44038
13694 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
13695 taking the address of a V_C_E of a constant.
13697 2010-05-14 Jan Hubicka <jh@suse.cz>
13699 * tree.h (memory_identifier_string): Remove.
13700 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
13701 (ipa_reference_global_vars_info_d): Remove statics_not_read and
13702 statics_not_written.
13703 (ipa_reference_optimization_summary_d): New structure.
13704 (ipa_reference_optimization_summary_t): New type and vector.
13705 (ipa_reference_vars_info_d): Embedd structures instead of using
13707 (reference_vars_to_consider): Remove out of GGC space.
13708 (module_statics_escape): Remove.
13709 (global_info_obstack): Rename to ...
13710 (optimization_summary_obstack): ... this one.
13711 (initialization_status_t): Remove.
13712 (memory_identifier_string): Remove.
13713 (get_reference_vars_info): Fix indenting.
13714 (set_reference_vars_info): Likewise.
13715 (get_reference_optimization_summary): New.
13716 (set_reference_optimization_summary): New.
13717 (get_global_reference_vars_info): Remove.
13718 (ipa_reference_get_read_global): Remove.
13719 (ipa_reference_get_written_global): Remove.
13720 (ipa_reference_get_not_read_global): Update.
13721 (ipa_reference_get_not_written_global): Update.
13722 (is_proper_for_analysis): Outlaw addressable.
13723 (propagate_bits): Update for new datastructures.
13724 (analyze_variable): Remove.
13725 (init_function_info): Update for new datastructures.
13726 (clean_function_local_data): Remove.
13727 (clean_function): Remove.
13728 (copy_global_bitmap): Use optimizations_summary_obstack.
13729 (duplicate_node_data): Duplicate optimization summary only.
13730 (remove_node_data): Remove optimization summary only.
13731 (generate_summary): Do not analyze variables; do not compute
13732 module_statics_escape; do not prune solutions by it.
13733 (read_write_all_from_decl): Fix typos in comments.
13734 (propagate): Doscover readonly and nonaddressable first;
13735 update for new datastructures; share global bitmaps.
13736 * ipa-reference.h (ipa_reference_get_read_global,
13737 ipa_reference_get_written_global): Remove.
13738 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
13739 * Makefile.in: Remove ipa-refereference from GT files.
13741 2010-05-14 Jakub Jelinek <jakub@redhat.com>
13744 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
13745 for all SYMBOL_REF_DECLs.
13747 2010-05-14 Jan Hubicka <jh@suse.cz>
13749 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
13750 (varpool_all_refs_explicit_p): New inline function.
13751 * ipa-reference.c: Update comment.
13752 (module_statics_written): Remove.
13753 (get_static_decl): Remove.
13754 (ipa_init): Do not initialize module_statics_written.
13755 (analyze_function): Likewise.
13756 (generate_summary): Likewise; do not compute module_statics_readonly
13757 and do not update variable flags.
13758 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
13759 * ipa.c: Inlucde flags.h
13760 (cgraph_local_node_p): New.
13761 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
13762 promote functions to local.
13763 (ipa_discover_readonly_nonaddressable_vars): New function.
13764 (function_and_variable_visibility): Use cgraph_local_node_p.
13765 * varpool.c (varpool_finalize_decl): Set force_output for
13766 DECL_PRESERVE_P vars.
13768 2010-05-14 Jan Hubicka <jh@suse.cz>
13770 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
13772 2010-05-14 Richard Guenther <rguenther@suse.de>
13774 PR tree-optimization/44119
13775 * tree-ssa-pre.c (eliminate): Properly mark replacement of
13776 a PHI node necessary.
13778 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
13780 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
13782 2010-05-14 Jason Merrill <jason@redhat.com>
13785 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
13786 (gimple_call_set_nothrow): New.
13787 * gimple.c (gimple_build_call_from_tree): Call it.
13788 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
13791 * gimplify.c (gimplify_seq_add_stmt): No longer static.
13792 * gimple.h: Declare it.
13793 * gimple.c (gimple_build_eh_filter): No ops.
13795 2010-05-14 Jan Hubicka <jh@suse.cz>
13797 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
13798 nodes already in queue.
13799 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
13800 re-enqueueing node.
13802 2010-05-14 Jakub Jelinek <jakub@redhat.com>
13805 * cfgexpand.c (expand_debug_expr): If non-memory op0
13806 has BLKmode, return NULL.
13808 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
13810 * config.gcc: Add support for --with-cpu option for bdver1.
13811 * config/i386/i386.h (TARGET_BDVER1): New macro.
13812 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
13813 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
13814 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
13815 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
13816 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
13817 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
13818 (processor_type): Add PROCESSOR_BDVER1.
13819 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
13820 processor_type in config/i386/i386.h.
13821 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
13822 movaps <reg, reg> instead of movapd <reg, reg> when replacing
13823 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
13824 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
13825 to emit packed xor instead of packed double/packed integer
13826 xor for SSE and AVX when moving a zero value.
13827 * config/i386/sse.md: Add check for
13828 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
13829 movapd/movdqa for SSE and AVX.
13830 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
13831 single logical operations i.e and, or and xor instead of packed double
13832 logical operations for SSE and AVX.
13833 * config/i386/i386-c.c (ix86_target_macros_internal):
13834 Add PROCESSOR_BDVER1.
13835 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
13836 (has_fma4, has_xop): New.
13837 * config/i386/i386.c (bdver1_cost): New variable.
13838 (m_BDVER1): New macro.
13839 (m_AMD_MULTIPLE): Add m_BDVER1.
13840 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
13841 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
13842 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
13843 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
13844 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
13845 x86_tune_sse_partial_reg_dependency,
13846 x86_tune_sse_unaligned_load_optimal,
13847 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
13848 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
13849 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
13850 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
13851 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
13852 Enable/disable for bdver1.
13853 (processor_target_table): Add bdver1_cost.
13854 (cpu_names): Add bdver1.
13855 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
13856 processor_alias_table.
13857 (ix86_expand_vector_move_misalign): Change.
13858 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
13859 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
13860 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
13861 of movupd/movdqu for SSE and AVX.
13862 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
13863 (ix86_tune_adjust_cost): Add code for bdver1.
13864 (standard_sse_constant_opcode): Add check for
13865 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
13866 of packed double xor for SSE and AVX.
13868 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
13870 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
13871 result to unsigned.
13873 2010-05-14 Tristan Gingold <gingold@adacore.com>
13875 * toplev.c (default_debug_hooks): Remove this variable.
13876 (process_options): Remove assignments to default_debug_hooks.
13878 2010-05-14 Martin Jambor <mjambor@suse.cz>
13880 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
13881 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
13882 * langhooks.h (struct lang_hooks_for_decls): Removed field
13884 * tree.c (free_lang_data): Remove assignment to
13885 lang_hooks.fold_obj_type_ref.
13886 * tree.def (OBJ_TYPE_REF): Update comment.
13888 2010-05-14 Richard Guenther <rguenther@suse.de>
13890 PR tree-optimization/44124
13891 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
13893 2010-05-14 Alan Modra <amodra@gmail.com>
13896 * config/rs6000/rs6000.c (struct machine_function): Reorder
13897 fields for better packing. Add lr_save_state.
13898 (rs6000_ra_ever_killed): Return lr_save_state if set.
13899 (rs6000_emit_eh_reg_restore): Set lr_save_state.
13901 2010-05-13 Jan Hubicka <jh@suse.cz>
13903 * varpool.c (decide_is_variable_needed): Drop code checking
13904 TREE_SYMBOL_REFERENCED.
13906 2010-05-13 Jan Hubicka <jh@suse.cz>
13908 * final.c (output_addr_const): Do not call mark_decl_referenced.
13909 * cgraphunit.c (process_function_and_variable_attributes): Use
13910 mark_needed_node dirrectly.
13911 (assemble_thunk): Do not call mark_decl_referenced.
13913 2010-05-13 Anatoly Sokolov <aesok@post.ru>
13915 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
13917 2010-05-13 Jeff Law <law@redhat.com>
13919 * ira-conflicts.c (print_allocno_conflicts): New function broken out
13921 (print_conflicts): Call print_allocno_conflicts.
13923 2010-05-13 Jakub Jelinek <jakub@redhat.com>
13926 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
13929 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
13931 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
13932 t-mingw-w64 or t-mingw-w32 for multilib configuration.
13933 * config/i386/t-mingw-w32: New.
13934 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
13936 2010-05-13 Martin Jambor <mjambor@suse.cz>
13938 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
13940 * gimple-fold.c (get_base_binfo_for_type): New function.
13941 (gimple_get_relevant_ref_binfo): Likewise.
13942 (gimple_fold_obj_type_ref_known_binfo): Likewise.
13943 (gimple_fold_obj_type_ref): Likewise.
13944 (fold_gimple_call): Simplify condition for folding virtual calls
13945 and call gimple_fold_obj_type_ref.
13946 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
13947 (gimple_fold_obj_type_ref_known_binfo): Likewise.
13949 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
13951 * config/rs6000/rs6000-protos.h
13952 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
13953 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
13954 (rs6000_debug_mode_dependent_address)
13955 (rs6000_mode_dependent_address_ptr): Likewise.
13957 2010-05-13 Jakub Jelinek <jakub@redhat.com>
13960 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
13962 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
13963 * tree-sra.c (create_access_replacement): Call unshare_expr before
13964 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
13965 * dwarf2out.c: Include tree-flow.h.
13966 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
13967 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
13968 Handle DW_OP_bit_piece.
13969 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
13970 construct_piece_list, adjust_piece_list): New functions.
13971 (add_var_loc_to_decl): Handle SRA optimized variables.
13972 Adjust for var_loc_note to loc field renaming.
13973 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
13974 in VAR_LOCATION note.
13975 (new_loc_descr_op_bit_piece): New function.
13976 (dw_sra_loc_expr): New function.
13977 (dw_loc_list): Use it. Don't handle the last range after the
13978 loop, handle it inside of the loop. Adjust for var_loc_note
13979 to loc field renaming.
13980 (add_location_or_const_value_attribute): Only special case
13981 single entry loc lists if loc is NOTE_P. Adjust for
13982 var_loc_note to loc field renaming.
13983 (dwarf2out_var_location): Don't set newloc->var_loc_note
13984 and newloc->next here.
13986 2010-05-12 Jan Hubicka <jh@suse.cz>
13988 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
13990 * cgraph.h (cgraph_only_called_directly_p,
13991 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
13992 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
13993 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
13995 * ipa.c (cgraph_remove_unreachable_nodes): Use
13996 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
13998 * tree-inline.c (copy_bb): Check address_taken flag.
13999 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
14000 externally_visible flag.
14002 2010-05-12 Jason Merrill <jason@redhat.com>
14006 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
14007 * sdbout.c (plain_type_1): Likewise.
14008 * dwarf2out.c (is_base_type): Likewise.
14009 (gen_type_die_with_usage): Likewise. Generate
14010 DW_TAG_unspecified_type for any LANG_TYPE.
14012 2010-05-12 Jan Hubicka <jh@suse.cz>
14014 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
14016 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
14017 (cgraph_clone_edge): Update.
14018 (cgraph_node_remove_callees): Remove indirect calls too.
14019 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
14020 (cgraph_create_indirect_edge): Update prototype.
14021 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
14022 is_proper_for_analysis.
14023 (add_new_function, visited_nodes, function_insertion_hook_holder,
14024 get_local_reference_vars_info, mark_address_taken, mark_address,
14025 mark_load, mark_store, check_asm_memory_clobber, check_call,
14026 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
14027 (ipa_init): Do not initialize visited_nodes;
14028 function_insertion_hook_holder.
14029 (analyze_variable): Rewrite.
14030 (analyze_function): Rewrite.
14031 (copy_local_bitmap): Remove.
14032 (duplicate_node_dat): Do not duplicate local info.
14033 (generate_summary): Simplify to only walk cgraph.
14034 (write_node_summary_p, ipa_reference_write_summary,
14035 ipa_reference_read_summary): Remove.
14036 (propagate): Do not remove function insertion;
14038 (pass_ipa_reference): NULLify summary handling fields.
14039 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
14040 (input_edge): Input ecf_flags.
14041 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
14042 (update_indirect_edges_after_inlining): Ignore edges with unknown
14045 2010-05-12 Sriraman Tallam <tmsriram@google.com>
14047 * implicit-zee.c: New file.
14048 * tree-pass.h (pass_implicit_zee): Declare.
14049 * passes.c (init_optimization_passes): Add zee pass.
14050 * common.opt (fzee): New flag.
14051 * timevar.def (TV_ZEE): Define.
14052 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
14054 * Makefile.in (implicit-zee.o): Add new build file.
14056 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
14057 Nathan Froyd <froydnj@codesourcery.com>
14059 * c-common.c (sync_resolve_params): Remove write-only variable.
14061 2010-05-12 Anatoly Sokolov <aesok@post.ru>
14063 * target.h (struct gcc_target): Add mode_dependent_address_p field.
14064 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
14065 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
14066 * targhooks.c (default_mode_dependent_address_p): New function.
14067 * targhooks.h (default_mode_dependent_address_p): Declare function.
14068 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
14069 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
14070 * recog.c (mode_dependent_address_p): Call mode_dependent_address_p
14071 target hook. Change return type to bool.
14072 * recog.h (mode_dependent_address_p): Change return type to bool.
14074 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
14075 Nathan Froyd <froydnj@codesourcery.com>
14077 * tree-mudflap.c (build_function_type_0, build_function_type_1,
14078 build_function_type_2, build_function_type_3): Remove.
14079 (mudflap_init): Use build_function_type_list.
14081 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
14082 Nathan Froyd <froydnj@codesourcery.com>
14084 * coverage.c (build_fn_info_value): Call build_constructor instead of
14085 build_constructor_from_list.
14086 (build_ctr_info_value): Likewise.
14087 (build_gcov_info): Likewise.
14089 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
14091 * tree.c (build_constructor): Compute TREE_CONSTANT for the
14092 resultant constructor.
14093 (build_constructor_single): Don't set TREE_CONSTANT.
14094 (build_constructor_from_list): Don't compute TREE_CONSTANT.
14096 2010-05-12 Jan Hubicka <jh@suse.cz>
14098 * cgraph.h (struct varpool_node): Add aux.
14099 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
14100 * varpool.c (varpool_remove_node): Do not remove initializer.
14101 (varpool_reset_queue): Export.
14102 (varpool_finalize_decl): Volatile vars are forced to be output.
14103 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
14105 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
14106 process_references, varpool_can_remove_if_no_refs): New functions.
14107 (cgraph_remove_unreachable_nodes): Handle variables too.
14109 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
14112 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
14114 2010-05-12 Jakub Jelinek <jakub@redhat.com>
14116 PR middle-end/44085
14117 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
14118 change value of ORT_TASK.
14119 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
14120 (omp_notice_threadprivate_variable): New function.
14121 (omp_notice_variable): Call it for threadprivate variables.
14122 If enclosing ctx is a task, print enclosing task rather than
14123 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
14124 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
14125 if task has untied clause.
14128 * dwarf2out.c (base_type_die): Don't add name attribute here.
14129 (modified_type_die): Instead of sizetype use
14130 its underlying original type. If a DW_TAG_base_type doesn't
14131 have name added, add __unknown__.
14132 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
14133 always call force_type_die instead.
14135 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
14137 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
14138 for __stack_chk_guard.
14140 2010-05-11 Jakub Jelinek <jakub@redhat.com>
14142 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
14143 don't call start_source_file debug hook here...
14144 (finish_options): ... but here, after outputting predefined and
14145 command line defines and undefs.
14147 PR middle-end/44071
14148 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
14150 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
14151 optimizing away empty bb with no successors, move over its
14152 footer chain to fallthru predecessor.
14153 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
14154 (rtl_split_edge): For asm goto call patch_jump_insn even if
14155 splitting fallthru edge.
14158 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
14159 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
14160 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
14161 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
14165 * c-parser.c (c_parser_expression): Mark LHS of a comma
14166 expression as read if it is a decl, handled component or
14167 COMPOUND_EXPR with that on the RHS.
14168 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
14169 if it is a decl or handled component.
14171 2010-05-11 Jan Hubicka <jh@suse.cz>
14173 * lto-symtab.c (lto_symtab_free): New function.
14174 * lto-streamer.h (lto_symtab_free): Declare.
14176 2010-05-11 Jan Hubicka <jh@suse.cz>
14178 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
14179 that if function is needed it is reachable.
14180 (lto_output_node): See if it the function is reachable or referenced.
14181 (output_cgraph): Update call of lto_output_node.
14182 * lto-streamer.h (reachable_from_other_partition_p): Declare.
14184 2010-05-11 Jan Hubicka <jh@suse.cz>
14186 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
14189 2010-05-11 Jan Hubicka <jh@suse.cz>
14191 PR tree-optimize/44063
14192 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
14194 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
14196 (estimate_function_body_sizes): Compute sizes even when disregarding.
14198 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
14200 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
14202 2010-05-11 Jan Hubicka <jh@suse.cz>
14204 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
14205 into every boundary.
14207 2010-05-11 Jan Hubicka <jh@suse.cz>
14209 * matrix-reorg.c (matrix_reorg): Rebuild edges.
14211 2010-05-11 Jan Hubicka <jh@suse.cz>
14213 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
14214 lto_streamer_cache_delete): Put nodes into heap.
14215 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
14218 2010-05-11 Jan Hubicka <jh@suse.cz>
14220 * cgraphbuild.c (cgraph_rebuild_references): New.
14221 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
14222 out extern inlines.
14223 * cgraph.h (cgraph_rebuild_references): Declare.
14224 * tree-inline.c (tree_function_versioning): Use it.
14225 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
14227 2010-05-11 Jan Hubicka <jh@suse.cz>
14229 * cgraph.c: Include ipa-utils.h
14230 (cgraph_create_virtual_clone): Update references.
14231 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
14233 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
14235 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
14236 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
14239 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
14241 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
14243 2010-05-11 Jakub Jelinek <jakub@redhat.com>
14245 * gcc.c (execute): For -### don't quote arguments that
14246 contain just alphanumerics and _/-. characters.
14247 * doc/invoke.texi: Document that change for -###.
14250 * df-problems.c (struct dead_debug): Add to_rescan field.
14251 (dead_debug_init): Clear to_rescan field.
14252 (dead_debug_finish): Rescan all debug insns in to_rescan
14253 bitmap and free the bitmap.
14254 (dead_debug_insert_before): Instead of rescanning debug insns
14255 immediately queue their rescanning until dead_debug_finish.
14256 (df_note_bb_compute): After dead_debug_add do continue instead
14259 2010-05-10 Jakub Jelinek <jakub@redhat.com>
14262 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
14263 clear also INSN_REG_USE_LIST.
14265 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14267 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
14269 2010-05-10 Jan Hubicka <jh@suse.cz>
14271 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
14274 2010-05-10 Jan Hubicka <jh@suse.cz>
14276 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
14278 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
14279 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
14280 (lto_streamer_cache_create): Init alloc pool.
14281 (lto_streamer_cache_delete): Free alloc pool.
14282 * lto-streamer.h: Include alloc pool.
14283 (lto_streamer_cache_d): Use alloc pool.
14284 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
14286 2010-05-10 Jan Hubicka <jh@suse.cz>
14288 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
14289 * cgraphbuild.c: Include except.h
14290 (record_type_list, record_eh_tables): New function.
14291 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
14293 2010-05-10 Jan Hubicka <jh@suse.cz>
14295 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
14296 __frame_dummy_init_array_entry, force_to_data): Attribute as used
14297 rather than unused.
14299 2010-05-10 Michael Matz <matz@suse.de>
14301 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
14302 (can_reassociate_p): Use FLOAT_TYPE_P.
14303 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
14304 (vect_force_simple_reduction): ... this.
14305 * tree-parloops.c (gather_scalar_reductions): Use
14306 vect_force_simple_reduction.
14307 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
14308 vect_is_simple_reduction, add modify argument, if true rewrite
14309 "a-b" into "a+(-b)".
14310 (vect_is_simple_reduction, vect_force_simple_reduction): New
14312 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
14314 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
14315 Vladimir Makarov <vmakarov@redhat.com>
14317 PR rtl-optimization/44012
14318 * ira-build.c (remove_unnecessary_allocnos): Nullify
14319 regno_allocno_map of the removed allocno.
14321 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14323 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
14325 * configure: Regenerate.
14327 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14329 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
14331 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
14332 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
14334 * configure: Regenerate.
14336 2010-05-10 Richard Guenther <rguenther@suse.de>
14338 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
14339 marked if the entry identifier is marked.
14341 2010-05-10 Richard Guenther <rguenther@suse.de>
14343 * c-common.c (struct c_common_attributes): Add fnspec attribute.
14344 (handle_fnspec_attribute): New function.
14345 * gimple.h (gimple_call_return_flags): Declare.
14346 (gimple_call_arg_flags): Likewise.
14347 * gimple.c (gimple_call_arg_flags): New function.
14348 (gimple_call_return_flags): Likewise.
14349 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
14350 New argument flags.
14351 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
14352 return value flags.
14353 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
14354 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
14356 (make_heapvar_for): ... this new function.
14357 (handle_rhs_call): Handle fnspec attribute argument specifiers.
14358 (handle_lhs_call): Likewise.
14359 (find_func_aliases): Adjust.
14361 2010-05-10 Richard Guenther <rguenther@suse.de>
14363 PR tree-optimization/44050
14364 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
14366 2010-05-10 Wei Guozhi <carrot@google.com>
14369 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
14371 2010-05-09 Joseph Myers <joseph@codesourcery.com>
14374 * c-typeck.c (lookup_field): Take a type directly. Update
14376 (build_component_ref): Update call to lookup_field.
14377 (set_init_label): Use lookup_field to find initialized field.
14378 Handle returned list of fields like a sequence of designators.
14380 2010-05-09 Richard Guenther <rguenther@suse.de>
14382 PR middle-end/44024
14383 * fold-const.c (tree_single_nonzero_warnv_p): Properly
14384 handle &FUNCTION_DECL.
14386 2010-05-09 Joseph Myers <joseph@codesourcery.com>
14389 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
14390 structures and unions recursively.
14391 (detect_field_duplicates): Move duplicate detection with a hash to
14392 detect_field_duplicates_hash. Always use a hash if anonymous
14393 structures or unions are present.
14394 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
14397 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
14400 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
14401 detect Atom, Core 2 and Core i7.
14403 2010-05-09 Richard Guenther <rguenther@suse.de>
14405 * gcc.c (store_arg): Handle temporary file deletion for
14408 2010-05-09 Richard Guenther <rguenther@suse.de>
14410 PR middle-end/44043
14411 * ipa-inline.c (estimate_function_body_sizes): Return after
14412 disregarding inline limits.
14414 2010-05-09 Richard Guenther <rguenther@suse.de>
14416 * gcc.c (store_arg): Revert last change.
14418 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
14420 PR middle-end/28685
14421 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
14422 (optimize_ops_list): Call it.
14424 2010-05-08 Richard Guenther <rguenther@suse.de>
14426 PR tree-optimization/44030
14427 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
14428 NECESSARY flag if we propagate from a inserted expression.
14430 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
14432 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
14433 domain types as equal if they are both PLACEHOLDER_EXPRs.
14435 2010-05-08 Richard Guenther <rguenther@suse.de>
14437 * lto-wrapper.c (run_gcc): Remove linker output from
14438 command line for LTRANS invocation.
14440 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
14442 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
14443 lto-macho as lto_binary_reader.
14444 * target.h (struct gcc_target): New hooks lto_start and lto_end.
14445 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
14446 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
14447 in lto_start and lto_end calls.
14448 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
14450 (scan_prog_file): Update is_elf_or_coff call.
14451 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
14453 * collect2.c (main): Fix enum comparison.
14455 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
14457 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
14458 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
14459 and TARGET_ASM_LTO_END.
14460 * darwin.c: Include obstack.h and lto-streamer.h.
14461 (lto_section_names_offset, lto_section_names_obstack,
14462 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
14464 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
14465 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
14466 to a temporary file.
14467 (darwin_asm_lto_end): New function. Restore asm_out_file.
14468 (darwin_asm_named_section): For LTO sections, replace the name with
14469 the offset of the section name in a string table, and build this
14471 (darwin_file_start): Initialize global vars for LTO support.
14472 (darwin_file_end): If output to asm_out_file was redirected, append it
14473 to the proper asm_out_file here. Add the section names section.
14475 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
14477 * c-pragma.c (pending_weak_d, pending_weak): New.
14478 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
14479 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
14480 handle_pragma_weak): Update the uses of pending_weaks.
14482 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14484 PR documentation/44016
14485 * doc/standards.texi (Standards): Link to unversioned
14486 cxx0x_status.html page.
14488 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
14491 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
14492 in addition to TREE_USED, to avoid "set but unused" warnings.
14494 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
14496 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
14497 (is_loop_prefetching_profitable): Do not insert prefetches
14498 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
14499 times the prefetch ahead distance.
14501 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
14503 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
14504 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
14505 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
14508 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
14510 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
14511 a diagnostic info when the insn-to-mem ratio is too small.
14513 2010-05-07 Richard Guenther <rguenther@suse.de>
14515 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
14517 (store_arg): Queue temp_filename for deletion instead of
14518 the whole argument.
14520 2010-05-07 Richard Guenther <rguenther@suse.de>
14522 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
14523 (run_gcc): Handle LTRANS phase invocation.
14524 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
14526 2010-05-07 Jakub Jelinek <jakub@redhat.com>
14528 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
14529 this is also meaningful on PARM_DECLs and RESULT_DECLs.
14531 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14533 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
14535 2010-05-07 Richard Guenther <rguenther@suse.de>
14537 PR tree-optimization/44020
14538 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
14539 code when PRE is not yet initialized.
14541 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14543 * config/mips/dbxmdebug.h: Remove.
14544 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
14546 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
14548 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
14549 with null pointer and also warn about ordered comparison of zero with
14550 pointer if -Wextra.
14552 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
14554 * graphite-blocking.c
14555 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
14556 * graphite-clast-to-gimple.c
14557 (clast_to_gcc_expression): Same.
14558 (precision_for_value): Same.
14559 (precision_for_interval): Same.
14560 (gcc_type_for_interval): Same.
14561 (graphite_create_new_guard): Same.
14562 (compute_bounds_for_level): Same.
14563 (graphite_create_new_loop_guard): Same.
14564 * graphite-interchange.c
14565 (build_linearized_memory_access): Same.
14566 (pdr_stride_in_loop): Same.
14567 (memory_strides_in_loop_1): Same.
14568 (memory_strides_in_loop): Same.
14569 (extend_scattering): Same.
14570 (psct_scattering_dim_for_loop_depth): Same.
14571 (pbb_number_of_iterations): Same.
14573 (debug_iteration_domains): Same.
14575 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
14576 (ppl_set_inhomogeneous_gmp): Same.
14577 (ppl_strip_loop): Same.
14578 (ppl_lexico_compare_linear_expressions): Same.
14579 (ppl_read_polyhedron_matrix): Same.
14580 (ppl_max_for_le_pointset): Same.
14582 (ppl_read_polyhedron_matrix): Same.
14583 (tree_int_to_gmp): Same.
14584 (gmp_cst_to_tree): Same.
14585 (ppl_set_inhomogeneous): Same.
14586 (ppl_set_inhomogeneous_tree): Same.
14587 (ppl_set_coef): Same.
14588 (ppl_set_coef_tree): Same.
14589 * graphite-sese-to-poly.c
14590 (build_pbb_scattering_polyhedrons): Same.
14591 (build_scop_scattering): Same.
14592 (scan_tree_for_params_right_scev): Same.
14593 (scan_tree_for_params): Same.
14594 (find_params_in_bb): Same.
14595 (find_scop_parameters): Same.
14596 (add_upper_bounds_from_estimated_nit): Same.
14597 (build_loop_iteration_domains): Same.
14598 (add_condition_to_domain): Same.
14599 (pdr_add_memory_accesses): Same.
14601 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
14603 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
14604 CLooG's value_* macros to their respective mpz_* counterparts.
14605 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
14606 (graphite_create_new_loop_guard): Same.
14607 * graphite-interchange.c (build_linearized_memory_access): Same.
14608 (pdr_stride_in_loop): Same.
14609 (memory_strides_in_loop_1): Same.
14610 (1st_interchange_profitable_p): Same.
14611 * graphite-poly.c (extend_scattering): Same.
14612 (psct_scattering_dim_for_loop_depth): Same.
14613 (pbb_number_of_iterations): Same.
14614 (pbb_number_of_iterations_at_time): Same.
14615 * graphite-poly.h (new_1st_loop): Same.
14616 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
14617 (oppose_constraint): Same.
14618 (insert_constraint_into_matrix): Same.
14619 (ppl_set_inhomogeneous_gmp): Same.
14620 (ppl_set_coef_gmp): Same.
14621 (ppl_strip_loop): Same.
14622 (ppl_lexico_compare_linear_expressions): Same.
14623 (ppl_max_for_le_pointset): Same.
14624 (ppl_min_for_le_pointset): Same.
14625 (ppl_build_realtion): Same.
14626 * graphite-ppl.h (gmp_cst_to_tree): Same.
14627 (ppl_set_inhomogeneous): Same.
14628 (ppl_set_inhomogeneous_tree): Same.
14629 (ppl_set_coef): Same.
14630 (ppl_set_coef_tree): Same.
14631 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14632 (build_scop_scattering): Same.
14633 (add_value_to_dim): Same.
14634 (scan_tree_for_params_right_scev): Same.
14635 (scan_tree_for_params_int): Same.
14636 (scan_tree_for_params): Same.
14637 (find_params_in_bb): Same.
14638 (find_scop_parameters): Same.
14639 (add_upper_bounds_from_estimated_nit): Same.
14640 (build_loop_iteration_domains): Same.
14641 (create_linear_expr_from_tree): Same.
14642 (add_condition_to_domain): Same.
14643 (pdr_add_memory_accesses): Same.
14645 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
14646 Jason Merrill <jason@redhat.com>
14648 * c-common.c (c_common_reswords): Add nullptr.
14649 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
14650 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
14651 (gen_type_die_with_usage): Likewise.
14652 * dbxout.c (dbxout_type): Likewise.
14653 * sdbout.c (plain_type_1): Likewise.
14655 2010-05-06 Jason Merrill <jason@redhat.com>
14657 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
14658 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
14660 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
14662 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
14663 stripping WITH_SIZE_EXPR.
14664 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
14667 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14669 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
14670 list of obsolete configurations.
14671 Disabled check for obsolete configurations.
14672 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
14673 Removed support for previous versions.
14674 * config/mips/iris.h: Removed.
14675 * config/mips/iris5.h: Removed.
14676 * config/mips/iris6.h: Merged old iris.h contents.
14677 (TARGET_IRIX): Removed.
14678 (DRIVER_SELF_SPECS): Removed mabi=32.
14679 (IDENT_ASM_OP): Removed undef.
14680 (STARTFILE_SPEC): Removed mabi=32.
14681 (ENDFILE_SPEC): Likewise.
14682 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
14683 (MACHINE_TYPE): Update for IRIX 6.5.
14684 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
14685 TARGET_IRIX by TARGET_IRIX6.
14686 (mips_file_start): Likewise.
14687 (mips_output_external): Remove IRIX 5/6 O32 support.
14688 (mips_output_function_prologue): Likewise.
14689 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
14691 (TARGET_CPU_CPP_BUILTINS): Likewise.
14692 (TARGET_IRIX): Removed.
14693 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
14694 (MULTILIB_DIRNAMES): Removed 32.
14695 (MULTILIB_OSDIRNAMES): Removed ../lib.
14696 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
14697 (Specific, mips-sgi-irix5): Document removal.
14698 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
14699 Remove references to older IRIX 6 releases and the O32 ABI.
14701 2010-05-06 Jakub Jelinek <jakub@redhat.com>
14704 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
14705 instead of DF_REF_REAL_REG.
14707 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
14710 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
14711 handling to still return true for x64 targets.
14713 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
14715 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
14717 2010-05-06 Jan Hubicka <jh@suse.cz>
14719 PR tree-optimization/43791
14720 * ipa-inline.c (update_caller_keys): Remove bogus
14721 disregard_inline_limits check.
14723 2010-05-06 Michael Matz <matz@suse.de>
14725 PR tree-optimization/43984
14726 * tree-ssa-pre.c (inserted_phi_names): Remove.
14727 (inserted_exprs): Change to bitmap.
14728 (create_expression_by_pieces): Set bits, don't append to vector.
14729 (insert_into_preds_of_block): Don't handle inserted_phi_names.
14730 (eliminate): Don't look at inserted_phi_names, remove deleted
14731 insns from inserted_exprs.
14732 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
14733 (init_pre, fini_pre): Allocate and free bitmaps.
14734 (execute_pre): Insert insns on edges before elimination.
14736 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
14738 * tree.c (initializer_zerop): Handle STRING_CST.
14740 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
14743 * doc/invoke.texi (Wimplicit): Document as C only.
14744 * opts.c (common_handle_option): Add argument kind.
14745 (handle_option): Rename as read_cmdline_option. Factor out code to...
14746 (handle_option): ... here. New.
14747 (handle_options): Rename as read_cmdline_options.
14748 (decode_options): Update call.
14749 (set_option): Use option index instead of option pointer. Classify
14750 diagnostics correctly.
14751 (enable_warning_as_error): Call handle_option.
14752 * opts.h (set_option): Update declaration.
14753 (handle_option): Declare.
14754 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
14755 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
14756 * c-opts.c (set_Wimplicit): Delete.
14757 (c_family_lang_mask): New static constant.
14758 (c_common_handle_option): Add argument kind. Use handle_option
14759 instead of set_Wimplicit.
14760 (c_common_post_options): warn_implicit and warn_implicit_int
14761 are disabled by default.
14762 * c-common.c (warn_implicit): Do not define here.
14763 * c-common.h (warn_implicit): Do not declare here.
14764 (c_common_handle_option): Update declaration.
14765 * lto-opts.c (lto_reissue_options): Update call to set_option.
14767 2010-05-06 Richard Guenther <rguenther@suse.de>
14769 PR tree-optimization/43571
14770 * domwalk.c (walk_dominator_tree): Walk the dominator
14771 sons in more optimal order.
14773 2010-05-06 Richard Guenther <rguenther@suse.de>
14775 PR tree-optimization/43934
14776 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
14777 (stmt_cost): Likewise.
14778 (extract_true_false_args_from_phi): New helper.
14779 (determine_max_movement): For PHI nodes verify we can hoist them
14780 and compute their cost.
14781 (determine_invariantness_stmt): Handle PHI nodes.
14782 (move_computations_stmt): Likewise. Hoist PHI nodes in
14783 if-converted form using COND_EXPRs.
14784 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
14785 (tree_ssa_lim): Likewise.
14786 * tree-flow.h (tree_ssa_lim): Adjust prototype.
14787 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
14789 2010-05-06 Richard Guenther <rguenther@suse.de>
14791 PR tree-optimization/43987
14792 * tree-ssa-structalias.c (could_have_pointers): For possibly
14793 address-taken variables force pointers to be recorded.
14794 (create_variable_info_for_1): Likewise.
14795 (push_fields_onto_fieldstack): Pass in wheter all fields
14796 must have pointers.
14797 (find_func_aliases): Query types instead of vars whether
14798 they contain pointers where appropriate.
14800 2010-05-06 Jan Hubicka <jh@suse.cz>
14802 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
14803 (record_reference, mark_address, mark_load, mark_store): Record
14805 (record_references_in_initializer): Update call of record_references.
14806 (rebuild_cgraph_edges): Remove all references before rebuiding.
14807 * cgraph.c (cgraph_create_node): Clear ref list.
14808 (cgraph_remove_node): Remove references.
14809 (dump_cgraph_node): Dump references.
14810 (cgraph_clone_node): Clone references.
14811 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
14812 (struct cgraph_node, varpool_node): Add ref_lst.
14813 * ipa-ref.c: New file.
14814 * ipa-ref.h: New file.
14815 * ipa-ref-inline.h: New file.
14816 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
14817 (referenced_from_other_partition_p): New function.
14818 (lto_output_varpool_node): Take set arugment; call
14819 referenced_from_other_partition.
14820 (lto_output_ref): New.
14821 (add_references): New.
14822 (output_refs): New.
14823 (output_cgraph): Compute boundary based on references; output refs.
14824 (output_varpool): Accept cgraph_node_set argument.
14827 (input_cgraph): Call input_refs.
14828 * lto-section-in.c (lto_section_name): Add refs.
14829 * Makefile.in (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
14830 (ipa-ref.o): New file.
14831 * varpool.c (varpool_node): Clear ipa ref list.
14832 (varpool_remove_node): Remove references.
14833 (dump_varpool_node): Dump references.
14834 (varpool_assemble_decl): Only compile finalized ones.
14835 (varpool_extra_name_alias): Initialize ref list.
14836 * lto-streamer.c (lto-get_section_name): Add .refs section.
14837 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
14838 (referenced_from_other_partition_p): Declared.
14840 2010-05-06 Ira Rosen <irar@il.ibm.com>
14842 PR tree-optimization/43901
14843 * tree-vect-stmts.c (vectorizable_call): Assert that vector
14844 type is not NULL if it's transformation phase, and return
14845 FALSE if it's analysis.
14846 (vectorizable_conversion, vectorizable_operation,
14847 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
14849 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
14851 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
14853 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
14855 * config/mips/mips-protos.h
14856 (mips_small_register_classes_for_mode_p): Delete prototype.
14858 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
14860 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
14861 * config/arm/arm.c (multiple_operation_profitable_p,
14862 compute_offset_order): New static functions.
14863 (load_multiple_sequence, store_multiple_sequence): Use them.
14864 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
14865 memory offsets, not register numbers.
14866 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
14868 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
14870 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
14871 (get_pending_sizes, put_pending_size, put_pending_sizes):
14872 Update the uses of pending_sizes.
14873 * c-decl.c (store_parm_decls): Likewise.
14874 * c-tree.h (struct c_arg_info): Likewise.
14875 * tree.h: Update the prototype for get_pending_sizes and
14878 2010-05-05 Jason Merrill <jason@redhat.com>
14881 * c-common.c (handle_aligned_attribute): Respect
14882 ATTR_FLAG_TYPE_IN_PLACE.
14885 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
14886 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
14887 (TARGET_INITIALIZER): Use it.
14888 * c-common.c (attribute_takes_identifier_p): Call it.
14889 * c-common.h: Update prototype.
14890 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
14891 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
14893 2010-05-05 Jakub Jelinek <jakub@redhat.com>
14896 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
14897 DW_ID_down_case for Fortran compilation units.
14899 2010-05-05 Jan Hubicka <jh@suse.cz>
14901 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
14904 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
14906 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
14907 a variable-sized RESULT_DECL.
14909 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
14911 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
14913 2010-05-05 Jason Merrill <jason@redhat.com>
14916 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
14918 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
14920 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
14921 Jakub Jelinek <jakub@redhat.com>
14924 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
14925 (dead_debug_init, dead_debug_finish): New functions.
14926 (dead_debug_add, dead_debug_insert_before): Likewise.
14927 (df_note_bb_compute): Initialize a dead_debug object, add dead
14928 debug uses to it, insert debug bind insns before death insns,
14929 reset debug insns that refer to pending uses at the end.
14930 * rtl.h (make_debug_expr_from_rtl): New prototype.
14931 * varasm.c (make_debug_expr_from_rtl): New function.
14933 2010-05-05 Jan Hubicka <jh@suse.cz>
14935 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
14936 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
14937 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
14938 lto_varpool_encoder_deref, lto_varpool_encoder_size,
14939 lto_varpool_encoder_encode_initializer_p,
14940 lto_set_varpool_encoder_encode_initializer): New functions.
14941 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
14942 call output_varpool.
14943 (input_varpool_node): Do not always set analyzed.
14944 (input_cgraph_1): Return vector of cgraph nodes.
14945 (input_varpool_1): Return vector of varpools.
14946 (input_cgraph): Free the vectors.
14947 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
14948 output only initializers needed.
14949 (lto_output): Only call output_cgraph.
14950 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
14951 * lto-section-out.c (lto_new_out_decl_state): Initialize
14952 state->varpool_node_encoder.
14953 * lto-streamer.h (lto_varpool_encoder_d): New.
14954 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
14955 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
14956 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
14957 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
14958 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
14960 (output_varpool, input_varpool): Remove declarations.
14962 2010-05-05 Jan Hubicka <jh@suse.cz>
14964 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
14965 with body can prevail.
14967 2010-05-05 Jan Hubicka <jh@suse.cz>
14969 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
14972 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14974 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
14976 * gengtype.h (erro_at_line): Constify pos argument.
14978 * gengtype.c: Include hashtab.h.
14979 (enum gc_used): Document GC_MAYBE_POINTED_TO.
14980 (error_at_line): Constify pos argument.
14981 (do_typedef): Initialize p->opt field.
14982 (get_file_gtfilename): Fix comment typo.
14983 (struct walk_type_data): Constify line field.
14984 (get_output_file_for_structure): New function.
14985 (write_local_func_for_structure): Constify orig_s argument.
14986 Use get_output_file_for_structure.
14987 (write_func_for_structure): Use get_output_file_for_structure.
14988 (INDENT): New define.
14989 (dump_pair, dump_type, dump_type_list, dump_typekind)
14990 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
14991 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
14993 (seen_types): New variable.
14994 (main): New variable do_dump. Process "-d" command line option.
14995 Call dump_everything if dump requested.
14997 2010-05-05 Jakub Jelinek <jakub@redhat.com>
14999 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
15000 in a temporary instead of invoking the macro multiple times.
15001 (track_expr_p): Likewise.
15003 2010-05-04 Neil Vachharajani <nvachhar@google.com>
15005 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
15007 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
15008 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
15009 conditions for printing notes.
15010 * common.opt (-Wcoverage-mismatch): Allow negative, default to
15011 true, update documentation.
15012 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
15014 2010-05-04 Jakub Jelinek <jakub@redhat.com>
15017 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
15020 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
15023 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
15024 (*sse_prologue_save_insn1): Likewise.
15025 (SSE prologue save splitter): Likewise.
15027 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
15029 * tree.c (free_lang_data_in_one_sizepos): New inline function.
15030 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
15031 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
15032 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
15033 all decls. Call it on DECL_FIELD_OFFSET of fields.
15034 (find_decls_types_r): Follow DECL_VALUE_EXPR.
15035 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
15037 2010-05-04 Martin Jambor <mjambor@suse.cz>
15039 * tree-sra.c (build_access_from_expr_1): The first parameter type
15040 changed to simple tree.
15041 (build_access_from_expr): Likewise, gsi parameter was eliminated.
15042 (scan_assign_result): Renamed to assignment_mod_result, enum elements
15044 (build_accesses_from_assign): Removed all parameters except for a
15045 simple gimple statement. Now returns a simple bool.
15046 (scan_function): All non-analysis parts moved to separate functions
15047 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
15048 parameters and updated both callers.
15049 (sra_modify_expr): Removed parameter data.
15050 (sra_modify_function_body): New function.
15051 (perform_intra_sra): Call sra_modify_function_body to modify the
15053 (replace_removed_params_ssa_names): Parameter data changed into
15054 adjustments vector.
15055 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
15056 changed the parameter dont_convert to convert with the opposite
15058 (sra_ipa_modify_assign): Parameter data changed into adjustments
15059 vector, return value changed to bool.
15060 (ipa_sra_modify_function_body): New function.
15061 (sra_ipa_reset_debug_stmts): Updated a comment.
15062 (modify_function): Use ipa_sra_modify_function_body to modify function
15065 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
15067 PR middle-end/43671
15068 * alias.c (true_dependence): Handle the same VALUE in x and mem.
15069 (canon_true_dependence): Likewise.
15070 (write_dependence_p): Likewise.
15072 2010-05-04 Jan Hubicka <jh@suse.cz>
15074 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
15075 * cgraphbuild.c: Include ipa-utils.h
15076 (record_reference_ctx): New struct.
15077 (record_reference): Simplify to work on initializers; not statements.
15078 (mark_address, mark_load, mark_store): New.
15079 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
15080 walk PHI nodes too.
15081 (record_references_in_initializer): Update use of record_reference.
15082 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
15083 walk PHI nodes too.
15085 2010-05-04 Jan Hubicka <jh@suse.cz>
15087 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
15088 node will be removed anyway.
15089 (lto_varpool_replace_node): Allow also unanalyzed nodes;
15090 relink aliases of node into prevailing node.
15091 * varpool.c (varpool_remove_node): Remove aliases properly;
15092 when removing node, remove all its aliases too; remove DECL_INITIAL
15093 of removed node; ggc_free the varpool node.
15095 2010-05-04 Richard Guenther <rguenther@suse.de>
15097 PR tree-optimization/43879
15098 * tree-ssa-structalias.c (alias_get_name): Use
15099 DECL_ASSEMBLER_NAME if available.
15100 (create_function_info_for): Return the varinfo node.
15101 (ipa_pta_execute): Associate same-body aliases and extra names
15102 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
15104 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
15106 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
15108 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
15111 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
15112 only if HONOR_REG_ALLOC_ORDER is not defined.
15114 2010-05-04 Richard Guenther <rguenther@suse.de>
15116 PR tree-optimization/43949
15117 * tree-vrp.c (extract_range_from_binary_expr): Only handle
15120 2010-04-26 Jason Merrill <jason@redhat.com>
15122 * c.opt (-fstrict-enums): New.
15123 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
15125 2010-05-03 David Ung <davidu@mips.com>
15126 James E. Wilson <wilson@codesourcery.com>
15128 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
15129 emit the trap instruction before the divide for TUNE_74K.
15131 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
15133 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
15134 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
15135 based on the above, for new target hook.
15137 * hooks.c (hook_bool_mode_true): New generic hook.
15138 * hooks.h (hook_bool_mode_true): Add prototype.
15140 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
15142 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
15143 target hook, set to hook_bool_mode_false.
15144 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
15145 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
15146 with targetm.small_register_classes_for_mode_p.
15147 (find_reusable_reload): Likewise.
15148 (combine_reloads): Likewise.
15149 * reload1.c (reload_as_needed): Likewise.
15150 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
15151 * ifcvt.c (noce_process_if_block, check_cond_move_block,
15152 dead_or_predicable): Likewise.
15153 * regmove.c (optimize_reg_copy_1): Likewise.
15154 * calls.c (prepare_call_address): Likewise.
15155 (precompute_register_parameters): Likewise.
15157 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
15159 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
15160 implementation of the hook that considers all register classes
15161 small except for SH64.
15162 (sh_override_options): Use the new hook.
15163 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
15166 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
15168 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
15169 implementation of the hook that considers all register classes
15171 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
15174 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
15176 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
15177 implementation of the hook that considers all register classes
15179 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
15182 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
15184 * config/m32c/m32c.h: Likewise.
15185 * config/pdp11/pdp11.h: Likewise.
15186 * config/avr/avr.h: Likewise.
15187 * config/xtensa/xtensa.h: Likewise.
15188 * config/m68hc11/m68hc11.h: Likewise.
15189 * config/mn10300/mn10300.h: Likewise.
15190 * config/mcore/mcore.h: Likewise.
15191 * config/h8300/h8300.h: Likewise.
15192 * config/bfin/bfin.h: Likewise.
15194 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
15195 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
15197 2010-05-03 Anatoly Sokolov <aesok@post.ru>
15199 * double-int.h (tree_to_double_int): Remove macro.
15200 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
15201 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
15202 (tree_to_double_int): New function.
15203 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
15205 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
15207 2010-05-03 Richard Guenther <rguenther@suse.de>
15209 PR tree-optimization/43971
15210 * tree-ssa-structalias.c (get_constraint_for_1): Fix
15211 constraints in the !flag_delete_null_pointer_checks case.
15213 2010-05-03 Jakub Jelinek <jakub@redhat.com>
15216 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
15217 result mode matches original rtl mode.
15219 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
15222 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
15224 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
15226 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
15227 when processing flag options.
15229 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
15231 * gcov-iov.c (main): Change format string placeholder
15232 from %#08x to 0x%08x.
15233 * genchecksum.c (dosum): Change format string placeholder
15234 from %#02x to 0x%02x.
15236 2010-05-02 Richard Guenther <rguenther@suse.de>
15238 PR tree-optimization/43879
15239 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
15241 2010-05-02 Bruno Haible <bruno@clisp.org>
15243 * doc/extend.texi (Function Attributes): Fix a typo.
15245 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
15248 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
15249 placeholder from 0x%x to %#x.
15250 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
15251 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
15252 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
15253 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
15254 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
15255 * config/i386/i386.c (ix86_target_string): Ditto.
15256 * config/i386/i386.c (output_pic_addr_const): Ditto.
15257 (print_operand): Ditto.
15259 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
15261 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
15262 placeholder from 0x%x to %#x.
15263 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
15264 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
15265 (ASM_OUTPUT_DEBUG_DATA): Ditto.
15266 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
15267 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
15268 * optc-gen.awk: Ditto.
15269 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
15270 (HOST_WIDE_INT_PRINT_HEX): Ditto.
15271 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
15272 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
15274 2010-05-01 Anatoly Sokolov <aesok@post.ru>
15276 * target.h (struct calls): Add function_value_regno_p field.
15277 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
15278 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
15279 * targhooks.c (default_function_value_regno_p): New function.
15280 * targhooks.h (default_function_value_regno_p): Declare function.
15281 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
15282 * builtins.c. (apply_result_size): (Ditto.).
15283 * combine.c. (likely_spilled_retval_p): (Ditto.).
15284 * mode-switching.c. Include 'target.h'.
15285 (create_pre_exit): Use function_value_regno_p hook.
15286 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
15287 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
15288 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
15290 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
15291 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
15292 (ix86_function_value_regno_p): Declare as static, change argument
15293 type to const unsigned int.
15294 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
15296 2010-05-01 Richard Guenther <rguenther@suse.de>
15298 PR tree-optimization/43949
15299 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
15301 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
15303 2010-05-01 Anatoly Sokolov <aesok@post.ru>
15305 * rtl.h (CONST_DOUBLE_P): Define.
15306 (rtx_to_double_int): Declare.
15307 * emit-rtl.c (rtx_to_double_int): New function.
15308 * dwarf2out.c (insert_double): New function.
15309 (loc_descriptor, add_const_value_attribute): Clean up, use
15310 rtx_to_double_int and insert_double functions.
15312 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
15314 * doc/extend.texi (Inline): Add missing return keyword to examples.
15315 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
15318 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
15320 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
15321 the variable part of the offset as well. Use highest_pow2_factor for
15322 all alignment checks.
15324 2010-04-30 Richard Guenther <rguenther@suse.de>
15326 PR tree-optimization/43879
15327 * tree-ssa-structalias.c (type_could_have_pointers): Functions
15330 2010-04-30 Jan Hubicka <jh@suse.cz>
15332 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
15334 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
15336 2010-04-30 Jan Hubicka <jh@suse.cz>
15338 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
15340 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
15341 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
15342 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
15343 cgraph_node_set_needs_ltrans_p): Remove.
15345 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
15347 * sdbout.c: Include vec.h, do not include varray.h.
15348 (deferred_global_decls, sdbout_global_decl,
15349 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
15350 * toplev.c: Do not include varray.h.
15351 (dump_memory_report): Do not dump VARRAY statistics.
15352 * gengtype.c (open_base_file): Ignore varray.h.
15353 * Makefile.in: Update for abovementioned changes.
15354 Remove all traces of varray.c and varray.h.
15355 * varray.c: Remove file.
15356 * varray.h: Remove file.
15358 2010-04-30 Jan Hubicka <jh@suse.cz>
15360 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
15363 2010-04-30 Jan Hubicka <jh@suse.cz>
15365 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
15368 2010-04-30 Richard Guenther <rguenther@suse.de>
15370 * tree-ssa-structalias.c (get_constraint_for_1): Generate
15371 constraints for CONSTRUCTOR.
15373 2010-04-30 Richard Guenther <rguenther@suse.de>
15376 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
15377 first after all lowering passes.
15379 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
15381 * toplev.c: Include varray.h for statistics dumping.
15382 * tree.h: Do not declare varray_head_tag.
15383 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
15384 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
15385 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
15386 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
15387 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
15388 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
15389 c-common.c, c-common.h, reg-stack.c, basic-block.h,
15390 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
15392 * Makefile.in: Update for abovementioned changes.
15394 2010-04-30 Jakub Jelinek <jakub@redhat.com>
15397 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
15399 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
15401 * config/picochip/picochip.c (picochip_legitimize_address): Define.
15402 Use this function to do machine-specific conversion.
15403 (picochip_legitimize_reload_address): Likewise.
15404 (picochip_legitimate_address_p): Check valid base register only if
15406 (picochip_check_conditional_copy): Check for modw only if opnd is
15408 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
15409 to call the function in c.
15410 * config/picochip/picochip-protos.h
15411 (picochip_legitimize_reload_address): Define.
15412 * config/picochip/picochip.md (supported_compare1): Define.
15414 2010-04-30 Jan Hubicka <jh@suse.cz>
15416 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
15417 (cgraph_global_info): Remove inlined.
15418 (LTO_cgraph_tag_names): Remove.
15419 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
15420 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
15421 simplify cgraph tags and document.
15422 (lto_output_node): Use only LTO_cgraph_unavail_node and
15423 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
15424 for_functions_valid, global info, process and output flags.
15425 (input_overwrite_node): Initialize estimated stack size and
15426 estimated growth. Do not read flags we no longer store.
15427 (input_node): Likewise do not read info no longer stored.
15428 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
15431 2010-04-30 Richard Guenther <rguenther@suse.de>
15433 PR tree-optimization/43879
15434 * tree-ssa-structalias.c (get_constraint_for_1): Properly
15435 handle non-zero initializers.
15437 2010-04-30 Richard Guenther <rguenther@suse.de>
15439 * builtins.c (fold_builtin_1): Delete free (0).
15441 2010-04-29 Jan Hubicka <jh@suse.cz>
15443 * gengtype.c (open_base_files): Add lto-streamer.h
15444 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
15445 (pass_ipa_cp): GGC collect.
15446 * toplev. (compile_file): Do not output symbols.
15447 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
15448 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
15449 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
15450 * lto-section-in.c: Include ggc.h
15451 (lto_new_in_decl_state): Alloc in GGC.
15452 (lto_delete_in_decl_state): Likewise.
15453 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
15456 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
15459 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
15460 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
15461 (HONOR_REG_ALLOC_ORDER): Describe new macro.
15462 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
15463 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
15464 account only if HONOR_REG_ALLOC_ORDER is not defined.
15465 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
15466 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
15468 2010-04-29 Jon Grant <04@jguk.org>
15470 * collect2.c (vflag): Change type from int to bool.
15472 (helpflag): New global bool.
15473 (main): Set vflag and debug with boolean, not integer truth values.
15474 Accept new "--help" option and output usage text if found.
15475 * collect2.h (vflag): Update prototype.
15478 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
15481 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
15483 2010-04-29 Richard Guenther <rguenther@suse.de>
15486 * plugin.h (invoke_plugin_callbacks): Annotate arguments
15487 with ATTRIBUTE_UNUSED.
15489 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
15492 * config/i386/i386.c (get_some_local_dynamic_name): Replace
15493 INSN_P with NONDEBUG_INSN_P.
15494 (distance_non_agu_define): Likewise.
15495 (distance_agu_use): Likewise.
15497 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
15499 From Dominique d'Humieres <dominiq@lps.ens.fr>
15501 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
15504 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
15506 * plugin.h (invoke_plugin_callbacks): New inline function.
15507 * plugin.c (flag_plugin_added): New global flag.
15508 (add_new_plugin): Initialize above flag.
15509 (invoke_plugin_callbacks): Rename to ...
15510 (invoke_plugin_callbacks_full): ... this.
15512 2010-04-28 Jan Hubicka <jh@suse.cz>
15514 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
15515 (lto_varpool_replace_node): New.
15516 (lto_symtab_resolve_symbols): Resolve varpool nodes.
15517 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
15518 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
15519 * cgraph.h (varpool_node_ptr): New type.
15520 (varpool_node_ptr): New vector.
15521 (varpool_node_set_def): New structure.
15522 (varpool_node_set): New type.
15523 (varpool_node_set): New vector.
15524 (varpool_node_set_element_def): New structure.
15525 (varpool_node_set_element, const_varpool_node_set_element): New types.
15526 (varpool_node_set_iterator): New type.
15527 (varpool_node): Add prev pointers, add used_from_other_partition,
15528 in_other_partition.
15529 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
15530 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
15531 varpool_get_node, varpool_remove_node): Declare.
15532 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
15533 varpool_node_set_size): New inlines.
15534 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
15535 * tree-pass.h (varpool_node_set_def): Forward declare.
15536 (ipa_opt_pass_d): Summary writting takes vnode sets too.
15537 (ipa_write_optimization_summaries): Update prototype.
15538 * ipa-cp.c (ipcp_write_summary): Update.
15539 * ipa-reference.c (ipa_reference_write_summary): Update.
15540 * lto-cgraph.c (lto_output_varpool_node): New static function.
15541 (output_varpool): New function.
15542 (input_varpool_node): New static function.
15543 (input_varpool_1): New function.
15544 (input_cgraph): Input varpool.
15545 * ipa-pure-const.c (pure_const_write_summary): Update.
15546 * lto-streamer-out.c (lto_output): Update, output varpool too.
15547 (write_global_stream): Kill WPA hack.
15548 (produce_asm_for_decls): Update.
15549 (output_alias_pair_p): Handle variables.
15550 (output_unreferenced_globals): Output only needed partition of varpool.
15551 * ipa-inline.c (inline_write_summary): Update.
15552 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
15554 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
15555 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
15556 varpool_node_set_new, varpool_node_set_add,
15557 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
15558 debug_varpool_node_set): New functions.
15559 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
15560 (execute_one_pass): Process new decls too.
15561 (ipa_write_summaries_2): Pass around vsets.
15562 (ipa_write_summaries_1): Likewise.
15563 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
15565 (ipa_write_optimization_summaries_1): Pass around vsets.
15566 (ipa_write_optimization_summaries): Likewise.
15567 * varpool.c (varpool_get_node): New.
15568 (varpool_node): Update doubly linked lists.
15569 (varpool_remove_node): New.
15570 (dump_varpool_node): More dumping.
15571 (varpool_enqueue_needed_node): Update doubly linked lists.
15572 (decide_is_variable_needed): Kill ltrans hack.
15573 (varpool_finalize_decl): Kill lto hack.
15574 (varpool_assemble_decl): Skip decls in other partitions.
15575 (varpool_assemble_pending_decls): Update doubly linkes lists.
15576 (varpool_empty_needed_queue): Likewise.
15577 (varpool_extra_name_alias): Likewise.
15578 * lto-streamer.c (lto_get_section_name): Add vars section.
15579 * lto-streamer.h (lto_section_type): Update.
15580 (output_varpool, input_varpool): Declare.
15582 2010-04-28 Mike Stump <mikestump@comcast.net>
15584 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
15586 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
15588 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
15589 record or union type with RECORD_OR_UNION_TYPE_P predicate.
15590 (lto_input_ts_type_tree_pointers): Likewise.
15591 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
15592 (lto_output_ts_type_tree_pointers): Likewise.
15594 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
15596 Uniquization of constants at the Tree level
15597 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
15598 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
15600 (tree_output_constant_def): Declare.
15601 * gimplify.c (gimplify_init_constructor): When using block copy, first
15602 uniquize the constant constructor on the RHS.
15603 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
15604 DECL_IN_CONSTANT_POOL flag.
15605 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
15606 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
15608 (assemble_variable): Deal with symbols belonging to the tree constant
15610 (get_constant_section): Add ALIGN parameter and simplify.
15611 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
15612 (assemble_constant_contents): Use the expression of the VAR_DECL.
15613 (output_constant_def_contents): Use the alignment of the VAR_DECL.
15614 (tree_output_constant_def): New global function.
15615 (mark_constant): Use the expression of the VAR_DECL.
15616 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
15618 (output_object_block): Likewise and assemble the expression.
15620 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
15622 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
15623 hash_tree, eq_tree): New tree hash table.
15624 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
15625 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
15626 lto_orig_address_remove): Reimplement.
15628 2010-04-28 Xinliang David Li <davidxl@google.com>
15631 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
15632 (compute_uninit_opnds_pos): New function.
15633 (is_non_loop_exit_postdominating): New function.
15634 (compute_control_dep_chain): New function.
15635 (find_pdom): New function.
15636 (convert_control_dep_chain_into_preds): New function.
15637 (find_predicates): New function.
15638 (find_control_equiv_block): New function.
15639 (collect_phi_def_edges): New function.
15640 (find_def_preds): New function.
15641 (find_dom): New function.
15642 (dump_predicates): New function.
15643 (get_cmp_code): New function.
15644 (is_value_included_in): New function.
15645 (find_matching_predicate_in_rest_chains): New function.
15646 (use_pred_not_overlap_with_undef_path_pred): New function.
15647 (is_use_properly_guarded): New function.
15648 (normalize_cond_1): New function.
15649 (is_and_or_or): New function.
15650 (normalize_cond): New function.
15651 (is_gcond_subset_of): New function.
15652 (is_subset_of_any): New function.
15653 (is_or_set_subset_of): New function.
15654 (is_and_set_subset_of): New function.
15655 (is_norm_cond_subset_of): New function.
15656 (is_pred_expr_subset_of): New function.
15657 (is_pred_chain_subset_of): New function.
15658 (is_included_in): New function.
15659 (is_superset_of): New function.
15660 (find_uninit_use): New function.
15661 (warn_uninitialized_phi): New function.
15662 (compute_possibly_undefined_names): New function.
15663 (ssa_undefined_value_p): New function.
15664 (execute_late_warn_uninitialized): New function.
15665 * tree-ssa.c (ssa_undefined_value_p): Removed.
15666 (warn_uninit): Changed to extern.
15667 (warn_uninitialized_phi): Removed.
15668 (warn_uninitialized_vars): Changed to extern.
15669 (execute_late_warn_uninitialized): Removed
15670 * tree-flow.h: Add new prototypes.
15671 * timevar.def: Add new time variable.
15672 * Makefile.in: Add new build file.
15674 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
15676 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
15679 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15682 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
15684 2010-04-28 Martin Jambor <mjambor@suse.cz>
15686 * cgraph.h (struct cgraph_node): New field indirect_calls.
15687 (struct cgraph_indirect_call_info): New type.
15688 (struct cgraph_edge): Removed field indirect_call. New fields
15689 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
15690 (cgraph_create_indirect_edge): Declare.
15691 (cgraph_make_edge_direct): Likewise.
15692 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
15693 * ipa-prop.h (struct ipa_param_call_note): Removed.
15694 (struct ipa_node_params): Removed field param_calls.
15695 (ipa_create_all_structures_for_iinln): Declare.
15696 * cgraph.c: Described indirect edges and uids in initial comment.
15697 (cgraph_add_edge_to_call_site_hash): New function.
15698 (cgraph_edge): Search also among the indirect edges, use
15699 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
15700 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
15701 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
15703 (initialize_inline_failed): Assign a reason to indirect edges.
15704 (cgraph_create_edge_1): New function.
15705 (cgraph_create_edge): Moved some functionality to
15706 cgraph_create_edge_1.
15707 (cgraph_create_indirect_edge): New function.
15708 (cgraph_edge_remove_callee): Add an assert checking for
15710 (cgraph_edge_remove_caller): Special-case indirect edges.
15711 (cgraph_remove_edge): Likewise.
15712 (cgraph_set_edge_callee): New function.
15713 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
15714 (cgraph_make_edge_direct): New function.
15715 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
15716 the declaration of the call statement matches.
15717 (cgraph_node_remove_callees): Special-case indirect edges.
15718 (cgraph_clone_edge): Likewise.
15719 (cgraph_clone_node): Clone also the indirect edges.
15720 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
15721 indirect_call, dump count of indirect_calls edges.
15722 * ipa-prop.c (iinlining_processed_edges): New variable.
15723 (ipa_note_param_call): Create indirect edges instead of
15724 creating notes. New parameter node.
15725 (ipa_analyze_call_uses): New parameter node, pass it on to
15726 ipa_note_param_call.
15727 (ipa_analyze_stmt_uses): Likewise.
15728 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
15729 (print_edge_addition_message): Work on edges rather than on notes.
15730 (update_call_notes_after_inlining): Likewise, renamed to
15731 update_indirect_edges_after_inlining.
15732 (ipa_create_all_structures_for_iinln): New function.
15733 (ipa_free_node_params_substructures): Do not free notes.
15734 (ipa_edge_duplication_hook): Propagate bits within
15735 iinlining_processed_edges bitmap.
15736 (ipa_node_duplication_hook): Do not duplicate notes.
15737 (free_all_ipa_structures_after_ipa_cp): Renamed to
15738 ipa_free_all_structures_after_ipa_cp.
15739 (free_all_ipa_structures_after_iinln): Renamed to
15740 ipa_free_all_structures_after_iinln.
15741 (ipa_write_param_call_note): Removed.
15742 (ipa_read_param_call_note): Removed.
15743 (ipa_write_indirect_edge_info): New function.
15744 (ipa_read_indirect_edge_info): Likewise.
15745 (ipa_write_node_info): Do not stream notes, do stream information
15747 (ipa_read_node_info): Likewise.
15748 (lto_ipa_fixup_call_notes): Removed.
15749 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
15750 * ipa-inline.c (pass_ipa_inline): Likewise.
15751 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
15752 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
15753 * tree-inline.c (copy_bb): Removed an unnecessary double check for
15755 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
15757 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
15758 (output_cgraph): Stream also indirect edges.
15759 (lto_output_edge): Added capability to stream indirect edges.
15760 (input_edge): Likewise.
15761 (input_cgraph_1): Likewise.
15762 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
15765 2010-04-28 Richard Guenther <rguenther@suse.de>
15767 PR tree-optimization/43879
15768 PR tree-optimization/43909
15769 * tree-ssa-structalias.c (struct variable_info): Add
15770 only_restrict_pointers flag.
15771 (new_var_info): Initialize it. Increment stats.total_vars here.
15772 (create_function_info_for): Do not increment stats.total_vars here.
15773 (get_function_part_constraint): Fix build with C++.
15774 (insert_into_field_list): Remove.
15775 (push_fields_onto_fieldstack): Properly merge fields.
15776 (create_variable_info_for): Split and simplify.
15777 (create_variable_info_for_1): New piece.
15778 (intra_create_variable_infos): Properly make restrict constraints
15781 2010-04-28 Richard Guenther <rguenther@suse.de>
15784 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
15786 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
15787 Jan Hubicka <hubicka@ucw.cz>
15789 * doc/invoke.texi (-Wsuggest-attribute=const,
15790 -Wsuggest-attribute=pure): Document.
15791 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
15792 (function_always_visible_to_compiler_p,
15793 suggest_attribute, warn_function_pure, warn_function_const):
15795 (check_call): Improve debug info.
15796 (analyze_function): Do not check availability.
15797 (add_new_function): Check availability.
15798 (propagate): Output warnings.
15799 (skip_function_for_local_pure_const): New function.
15800 (local_pure_const): Use it; output warnings.
15801 * common.opt (Wsuggest-attribute=const,
15802 Wsuggest-attribute=pure): New.
15804 2010-04-27 Jakub Jelinek <jakub@redhat.com>
15806 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
15807 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
15808 or DW_CFA_def_cfa_offset{,_sf}.
15810 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
15812 * tree.h: Fix truncated long macros.
15814 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
15816 * collect2.c (TARGET_64BIT): Redefine to target's default.
15817 * tlink.c: Likewise.
15818 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
15819 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
15820 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
15821 for underscoring __USER_LABEL_PREFIX__.
15822 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
15823 (SUB_LINK_ENTRY32): New.
15824 (SUB_LINK_ENTRY64): New.
15825 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
15826 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
15827 (SUB_LINK_ENTRY64): New.
15828 (SUB_LINK_ENTRY): New.
15829 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
15830 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
15831 x64 target is choosen.
15832 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
15833 * configure: Regenerated.
15834 * configure.ac (leading-mingw64-underscores): Option added.
15836 2010-04-27 Jan Hubicka <jh@suse.cz>
15838 * doc/invoke.texi (-fipa-profile): Document.
15839 * opts.c (decode_options): Enable ipa-profile at -O1.
15840 * timevar.def (TV_IPA_PROFILE): Define.
15841 * common.opt (fipa-profile): Add.
15842 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
15844 (cgraph_propagate_frequency): Handle only local ones.
15845 * tree-pass.h (pass_ipa_profile): Declare.
15846 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
15847 (pass_ipa_profile): Use TV_IPA_PROFILE.
15848 * ipa.c (ipa_profile): New function.
15849 (gate_ipa_profile): Likewise.
15850 (pass_ipa_profile): New global variable.
15851 * passes.c (pass_ipa_profile): New.
15853 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
15855 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
15857 2010-04-27 Martin Jambor <mjambor@suse.cz>
15859 PR middle-end/43812
15860 * ipa.c (dissolve_same_comdat_group_list): New function.
15861 (function_and_variable_visibility): Call
15862 dissolve_same_comdat_group_list when comdat group contains external or
15864 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
15865 lists are circular and that they contain only DECL_ONE_ONLY nodes.
15867 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
15869 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
15870 (const_hash_1) <VECTOR_CST>: New case.
15871 (compare_constant) <VECTOR_CST>: Likewise.
15872 <ADDR_EXPR>: Deal with LABEL_REFs.
15873 (copy_constant) <VECTOR_CST>: New case.
15875 2010-04-27 Jan Hubicka <jh@suse.cz>
15877 * cgraph.c (cgraph_propagate_frequency): New function.
15878 * cgraph.h (cgraph_propagate_frequency): Declare.
15879 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
15880 cgraph_propagate_frequency.
15882 2010-04-27 Jakub Jelinek <jakub@redhat.com>
15884 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
15886 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
15889 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
15890 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
15891 here to determine which regs to push and how much stack to reserve.
15893 2010-04-27 Jie Zhang <jie@codesourcery.com>
15895 * doc/gimple.texi (gimple_statement_with_ops): Remove
15896 addresses_taken field.
15897 (gimple_statement_with_memory_ops): Likewise.
15899 2010-04-27 Jan Hubicka <jh@suse.cz>
15901 * tree-inline.c (eni_inlining_weights): Remove.
15902 (estimate_num_insns): Special case more builtins.
15904 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
15907 * c-typeck.c (build_binary_op): Move forward check for comparison
15908 pointer with null pointer constant and adjust the diagnostic message.
15910 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
15913 * configure.ac (gcc_cv_as_section_has_align): Set if installed
15914 binutils supports extended .section directive needed by LTO, or
15915 warn if older binutils found.
15916 (LTO_BINARY_READER): New AC_SUBST'd variable.
15917 (LTO_USE_LIBELF): Likewise.
15918 * gcc/config.gcc (lto_binary_reader): New target-specific configure
15920 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
15921 (LTO_USE_LIBELF): Likewise.
15922 * configure: Regenerate.
15924 * collect2.c (is_elf): Rename from this ...
15925 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
15926 object files in addition to ELF-formatted ones.
15927 (scan_prog_file): Caller updated. Also allow for LTO info marker
15928 symbol to be prefixed or not by an extra underscore.
15930 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
15931 * config/i386/winnt.c: Also #include lto-streamer.h
15932 (i386_pe_asm_named_section): Specify 1-byte section alignment for
15933 LTO named sections.
15934 (i386_pe_asm_output_aligned_decl_common): Add comment.
15935 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
15937 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
15940 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
15941 Add missing earlyclobber for second alternative.
15943 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
15945 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
15946 bits for artificial defs at the top of the block.
15947 * fwprop.c (single_def_use_enter_block): Don't call it.
15949 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
15952 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
15953 instead of "$gcc_cv_objdump -T".
15954 Use "-undefined dynamic_lookup" on darwin.
15955 * gcc/configure: Regenerate.
15957 2010-04-26 Jakub Jelinek <jakub@redhat.com>
15960 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
15962 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
15964 * c-parser.c (struct c_token): Move location field up.
15965 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
15966 (struct c_declspecs): Convert typespec_word, storage_class, and
15967 default_int_p into bitfields.
15968 (struct c_declarator): Move loc field up.
15970 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
15972 * cfgloop.h (struct loop): Move can_be_parallel field up.
15973 * ipa-prop.h (struct ip_node_params): Move bitfields up.
15974 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
15976 (struct iv_cand): Convert pos field into a bitfield.
15977 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
15979 (struct _stmt_vec_info): Shuffle fields for better packing.
15981 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
15983 * varasm.c (IN_NAMED_SECTION): Remove guard.
15984 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
15985 (IN_NAMED_SECTION_P): ...this.
15986 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
15987 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
15989 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
15991 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
15992 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
15993 of shadowing it. Fix comments.
15995 2010-04-26 Jan Hubicka <jh@suse.cz>
15997 * cgraph.c (cgraph_create_node): Set node frequency to normal.
15998 (cgraph_clone_node): Copy function frequency.
15999 * cgraph.h (node_frequency): New enum
16000 (struct cgraph_node): Add.
16001 * final.c (rest_of_clean_state): Update.
16002 * lto-cgraph.c (lto_output_node): Output node frequency.
16003 (input_overwrite_node): Input node frequency.
16004 * tre-ssa-loop-ivopts (computation_cost): Update.
16005 * lto-streamer-out.c (output_function): Do not output function
16007 * predict.c (maybe_hot_frequency_p): Update and handle functions
16009 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
16011 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
16012 (compute_function_frequency): Set noreturn functions to be executed
16014 (choose_function_section): Update.
16015 * lto-streamer-in.c (input_function): Do not input function frequency.
16016 * function.c (allocate_struct_function): Do not initialize function
16018 * function.h (function_frequency): Remove.
16019 (struct function): Remove function frequency.
16020 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
16021 (try_update): Update.
16022 * tree-inline.c (initialize_cfun): Do not update function frequency.
16023 * passes.c (pass_init_dump_file): Update.
16024 * i386.c (ix86_compute_frame_layout): Update.
16025 (ix86_pad_returns): Update.
16027 2010-04-26 Jie Zhang <jie@codesourcery.com>
16029 PR tree-optimization/43833
16030 * tree-vrp.c (range_int_cst_p): New.
16031 (range_int_cst_singleton_p): New.
16032 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
16033 when both operands are constants. Use range_int_cst_p in
16036 2010-04-26 Jan Hubicka <jh@suse.cz>
16038 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
16040 2010-04-26 Richard Guenther <rguenther@suse.de>
16043 * gimple.c (gimple_decl_printable_name): Deal gracefully
16044 with a NULL DECL_NAME.
16046 2010-04-26 Richard Guenther <rguenther@suse.de>
16049 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
16050 if emitting debug information and it is either a function
16051 or a namespace decl.
16053 2010-04-26 Ira Rosen <irar@il.ibm.com>
16055 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
16056 determine if the statement is vectorizable, and a macro to access it.
16057 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
16058 Skip statements that can't be vectorized. If the analysis fails,
16059 mark the statement as unvectorizable if vectorizing basic block.
16060 (vect_compute_data_refs_alignment): Likewise.
16061 (vect_verify_datarefs_alignment): Skip statements marked as
16062 unvectorizable. Add print.
16063 (vect_analyze_group_access): Skip statements that can't be
16064 vectorized. If the analysis fails, mark the statement as
16065 unvectorizable if vectorizing basic block.
16066 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
16067 * tree-vect-stmts.c (vectorizable_store): Fix the number of
16068 generated stmts for SLP.
16069 (new_stmt_vec_info): Initialize the new field.
16070 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
16071 statements marked as unvectorizable.
16073 2010-04-25 Joseph Myers <joseph@codesourcery.com>
16075 * c-common.c (flag_isoc1x): New.
16076 (flag_isoc99): Update comment.
16077 * c-common.h (flag_isoc1x): New.
16078 (flag_isoc99): Update comment.
16079 * c-cppbuiltin.c (builtin_define_float_constants): Also define
16080 __<type>_DECIMAL_DIG__.
16081 * c-opts.c (set_std_c1x): New.
16082 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
16083 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
16084 * c.opt (-std=c1x, -std=gnu1x): New options.
16085 * doc/cpp.texi: Mention -std=c1x.
16086 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
16087 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
16088 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
16089 * doc/standards.texi: Mention C1X.
16090 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
16091 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
16092 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
16095 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
16097 * config/i386/gmon-sol2.c (_mcleanup): Change format string
16098 placeholder from 0x%x to %#x.
16099 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
16100 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
16101 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
16102 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
16103 * config/i386/i386.c (ix86_target_string): Ditto.
16104 (output_pic_addr_const): Ditto.
16105 (print_operand): Ditto.
16107 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
16109 * combine.c (find_split_point): Add third argument. Use it
16110 to find nested multiply-accumulate instructions. Adjust calls.
16111 (try_combine): Adjust call to find_split_point.
16113 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
16115 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
16117 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
16119 PR tree-optimization/41442
16120 * fold-const.c (merge_truthop_with_opposite_arm): New function.
16121 (fold_binary_loc): Call it.
16123 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
16125 * toplev.c (general_init): Set default for fdiagnostics-show-option.
16126 * opts.c (common_handle_option): Allow disabling it.
16127 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
16129 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
16131 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
16132 between modes if both types are integral.
16134 2010-04-23 Richard Guenther <rguenther@suse.de>
16136 PR tree-optimization/43572
16137 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
16139 2010-04-23 Richard Guenther <rguenther@suse.de>
16142 * tree-inline.c (tree_can_inline_p): Also check compatibility
16145 2010-04-23 Martin Jambor <mjambor@suse.cz>
16147 PR tree-optimization/43846
16148 * tree-sra.c (struct access): New flag grp_assignment_read.
16149 (build_accesses_from_assign): Set grp_assignment_read.
16150 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
16151 (enum mark_read_status): New type.
16152 (analyze_access_subtree): Propagate grp_assignment_read, create
16153 accesses also if both direct_read and root->grp_assignment_read.
16155 2010-04-23 Martin Jambor <mjambor@suse.cz>
16157 PR middle-end/43835
16158 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
16159 function does not have type attributes.
16161 2010-04-23 Richard Guenther <rguenther@suse.de>
16164 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
16167 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16169 * sese.h (create_if_region_on_edge): Remove.
16171 * sese.c (create_if_region_on_edge): Make static.
16173 * tree-inline.c: Do not include ggc.h.
16175 * expr.c: Do not include ggc.h.
16177 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
16180 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
16183 * config/sh/sh.c (find_barrier): Don't emit a constant pool
16184 in the middle of insns for casesi_worker_2.
16186 2010-04-22 David Edelsohn <edelsohn@gnu.org>
16188 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
16190 2010-04-22 Ira Rosen <irar@il.ibm.com>
16192 PR tree-optimization/43842
16193 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
16194 loop unrolling in update of exit phis. Fix comment.
16195 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
16196 least two reduction statements in the loop before starting SLP
16199 2010-04-22 Nick Clifton <nickc@redhat.com>
16201 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
16203 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
16205 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
16206 to simplify a + ~a.
16208 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16210 * tree-parloops.c (loop_parallel_p): New argument
16211 parloop_obstack. Pass it down.
16212 (parallelize_loops): New variable parloop_obstack. Initialize it,
16213 pass it down, free it.
16215 * tree-loop-linear.c (linear_transform_loops): Pass down
16218 * tree-data-ref.h (lambda_compute_access_matrices): New argument
16219 of type struct obstack *.
16221 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
16222 scratch_obstack. Initialize it, pass down, free it.
16224 * lambda.h (lambda_loop_new): Remove.
16225 (lambda_matrix_new, lambda_matrix_inverse)
16226 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
16227 argument of type struct obstack *.
16229 * lambda-trans.c (lambda_trans_matrix_new): New argument
16230 lambda_obstack. Pass it down, use obstack allocation for ret.
16231 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
16234 * lambda-mat.c (lambda_matrix_get_column)
16235 (lambda_matrix_project_to_null): Remove.
16236 (lambda_matrix_new): New argument lambda_obstack. Use obstack
16237 allocation for mat.
16238 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
16241 * lambda-code.c (lambda_loop_new): New function.
16242 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
16243 (lambda_compute_auxillary_space, lambda_compute_target_space)
16244 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
16245 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
16246 (build_access_matrix): New argument lambda_obstack. Use obstack
16248 (lambda_compute_step_signs, lambda_compute_access_matrices): New
16249 argument lambda_obstack. Pass it down.
16251 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
16253 * optabs.h (expand_widening_mult): Declare.
16255 2010-04-22 Richard Guenther <rguenther@suse.de>
16257 PR tree-optimization/43845
16258 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
16259 lookup the CALL_EXPR function and arguments.
16261 2010-04-22 Nick Clifton <nickc@redhat.com>
16263 * config/stormy16/stormy16.c
16264 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
16265 * config/stormy16/stormy16.h: Tidy up formatting.
16266 (DONT_USE_BUILTIN_SETJMP): Remove definition.
16267 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
16268 (ineqbranchsi): Delete pattern.
16269 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
16270 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
16271 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
16272 stormy16-lib2-ucmpsi2.c.
16274 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
16276 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
16277 df_simulate_find_noclobber_defs as appropriate. Keep track of an
16278 extra set merge_set_noclobber, and use it to relax the final test
16280 * df.h (df_simulate_find_noclobber_defs): Declare.
16281 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
16283 (df_simulate_find_noclobber_defs): New function.
16285 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
16287 * config/i386/i386.md: Use {} around multi-line preparation statements.
16289 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16291 * c-tree.h (push_init_level, pop_init_level, set_init_index)
16292 (process_init_element): New argument of type struct obstack *.
16294 * c-typeck.c (push_init_level, pop_init_level, set_designator)
16295 (set_init_index, set_init_label, set_nonincremental_init)
16296 (set_nonincremental_init_from_string, find_init_member)
16297 (output_init_element, output_pending_init_elements)
16298 (process_init_element): New argument braced_init_obstack. Pass it
16300 (push_range_stack, add_pending_init): New argument
16301 braced_init_obstack. Use obstack allocation.
16303 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
16304 braced_init_obstack. Pass it down.
16305 (c_parser_braced_init): New variables ret, braced_init_obstack.
16306 Initialize obstack, pass it down and finally free it.
16308 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
16310 PR middle-end/29274
16311 * tree-pass.h (pass_optimize_widening_mul): Declare.
16312 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
16313 gate_optimize_widening_mul): New static functions.
16314 (pass_optimize_widening_mul): New.
16315 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
16316 <case MULT_EXPR>: Remove support for widening multiplies.
16317 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
16318 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
16319 simplify_gen_unary rather than directly building extensions.
16320 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
16322 * expmed.c (expand_widening_mult): New function.
16323 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
16325 2010-04-21 Jan Hubicka <jh@suse.cz>
16327 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
16328 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
16329 * lto-wpa-fixup.c: Remove.
16330 * Makefile.in (lto-wpa-fixup.o): Remove.
16331 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
16332 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
16333 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
16335 2010-04-21 Jan Hubicka <jh@suse.cz>
16337 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
16338 add write_optimization_summary, read_optimization_summary.
16339 (ipa_write_summaries_of_cgraph_node_set): Remove.
16340 (ipa_write_optimization_summaries): Declare.
16341 (ipa_read_optimization_summaries): Declare.
16342 * ipa-cp.c (pass_ipa_cp): Update.
16343 * ipa-reference.c (pass_ipa_reference): Update.
16344 * ipa-pure-const.c (pass_ipa_pure_const): Update.
16345 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
16347 * ipa-inline.c (pass_ipa_inline): Update.
16348 * ipa.c (pass_ipa_whole_program): Update.
16349 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
16350 * passes.c (ipa_write_summaries_1): Do not test wpa.
16351 (ipa_write_optimization_summaries_1): New.
16352 (ipa_write_optimization_summaries): New.
16353 (ipa_read_summaries): Do not test ltrans.
16354 (ipa_read_optimization_summaries_1): New.
16355 (ipa_read_optimization_summaries): New.
16357 2010-04-21 Jan Hubicka <jh@suse.cz>
16359 * lto-cgraph.c (lto_output_node): Do not output comdat groups
16360 for boundary nodes.
16361 (output_cgraph): Do not arrange comdat groups for boundary nodes.
16363 2010-04-21 Jakub Jelinek <jakub@redhat.com>
16366 * dwarf2out.c (add_name_and_src_coords_attributes): Add
16367 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
16369 2010-04-21 Jan Hubicka <jh@suse.cz>
16371 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
16373 2010-04-21 Jan Hubicka <jh@suse.cz>
16375 * varpool.c (decide_is_variable_needed): Variable is always needed
16378 2010-04-21 Jan Hubicka <jh@suse.cz>
16380 * opts.c (decode_options): Enable pure-const pass for whopr.
16382 2010-04-21 Jan Hubicka <jh@suse.cz>
16384 * cgraph.c (dump_cgraph_node): Dump also assembler name.
16385 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
16387 (cgraph_decide_inlining): Do not expect callee to be removed in all
16390 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
16392 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
16394 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
16396 * config/i386/i386.md (x86_shrd): Add athlon_decode and
16397 amdfam10_decode attributes.
16399 2010-04-21 Jakub Jelinek <jakub@redhat.com>
16401 PR middle-end/43570
16402 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
16403 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
16404 (lower_copyprivate_clauses): Use private var in outer
16405 context instead of original var. Make sure the types
16406 are correct for VLAs.
16408 2010-04-21 Richard Guenther <rguenther@suse.de>
16410 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
16411 to non-pointer objects.
16413 2010-04-21 Jakub Jelinek <jakub@redhat.com>
16415 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
16416 last chain entry if it starts with the still current label.
16417 (add_location_or_const_value_attribute): Check that
16418 loc_list->first->next is NULL instead of comparing ->first with ->last.
16419 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
16420 to add_var_loc_to_decl.
16422 * dwarf2out.c (output_call_frame_info): For dw_cie_version
16423 >= 4 add also address size and segment size fields into CIE header.
16425 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
16426 long as address size is the same as sizeof (void *) and
16428 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
16429 address size or segment size is unexpected, return DW_EH_PE_omit.
16430 (classify_object_over_fdes): If get_cie_encoding returned
16431 DW_EH_PE_omit, return -1.
16432 (init_object): If classify_object_over_fdes returned -1,
16433 pretend there were no FDEs at all.
16435 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
16437 * config/i386/i386.md (bswap<mode>2): Macroize expander from
16438 bswap{si,di}2 using SWI48 mode iterator.
16439 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
16440 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
16441 set modrm attribute of bswap insn to 0 and remove length attribute.
16442 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
16443 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
16444 set mode attribute to <MODE> and remove length attribute.
16446 2010-04-20 James E. Wilson <wilson@codesourcery.com>
16448 PR rtl-optimization/43520
16449 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
16450 zero available registers.
16452 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16454 * builtins.c (fold_builtin_cproj): Fold more cases.
16456 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16458 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
16459 (fold_builtin_1): Fold builtin cproj.
16460 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
16461 Use ATTR_CONST_NOTHROW_LIST.
16463 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
16465 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
16466 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
16467 ffsi2_no_cmove for !TARGET_CMOVE.
16468 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
16469 (ffssi2): Remove expander.
16470 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
16472 (ctz<mode>2): Ditto from ctz{si,di}2.
16473 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
16475 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
16478 2010-04-20 Jakub Jelinek <jakub@redhat.com>
16480 * dwarf2out.c (AT_linkage_name): Define.
16481 (clone_as_declaration): Handle DW_AT_linkage_name.
16482 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
16483 of DW_AT_MIPS_linkage_name.
16484 (move_linkage_attr): Likewise.
16485 (dwarf2out_finish): Likewise.
16487 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
16489 PR middle-end/41952
16490 * fold-const.c (fold_comparison): New folding rule.
16492 2010-04-20 Anatoly Sokolov <aesok@post.ru>
16494 * double-int.h (double_int_setbit): Declare.
16495 * double-int.c (double_int_setbit): New function.
16496 * rtl.h (immed_double_int_const): Declare.
16497 * emit-rtl.c (immed_double_int_const): New function.
16498 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
16499 and immed_double_int_const functions.
16500 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
16501 expand_copysign_bit): (Ditto.).
16502 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
16503 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
16504 * dojump.c (prefer_and_bit_test): (Ditto.).
16505 * expr.c (convert_modes, reduce_to_bit_field_precision,
16506 const_vector_from_tree): (Ditto.).
16507 * expmed.c (mask_rtx, lshift_value): (Ditto.).
16509 2010-04-20 Jan Hubicka <jh@suse.cz>
16511 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
16512 (dump_cgraph_node): Dump new flags.
16513 * cgraph.h (struct cgraph_node): Add flags
16514 reachable_from_other_partition and in_other_partition.
16515 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
16516 other partition can not be removed.
16517 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
16518 the other partition must be output; silence sanity checking on
16519 leaking functions bodies from other paritition.
16520 * lto-cgraph.c (reachable_from_other_partition_p): New function.
16521 (lto_output_node): Output new flags; do not sanity check that inline
16522 clones are output; drop lto_forced_extern_inline_p code; do not mock
16523 visibility flags at partition boundaries.
16524 (add_node_to): New function.
16525 (output_cgraph): Use it to sort functions so masters appear before
16527 (input_overwrite_node): Input new flags.
16528 * passes.c (ipa_write_summaries): Do not call
16529 lto_new_extern_inline_states.
16530 * lto-section-out.c (forced_extern_inline,
16531 lto_new_extern_inline_states lto_delete_extern_inline_states,
16532 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
16533 * lto-streamer.h (lto_new_extern_inline_states,
16534 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
16535 lto_forced_extern_inline_p): Kill.
16537 2010-04-20 Richard Guenther <rguenther@suse.de>
16539 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
16540 from vars that can have pointers.
16541 (process_constraint): Dump useless constraints.
16543 2010-04-20 Richard Guenther <rguenther@suse.de>
16545 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
16546 (dump_sa_points_to_info): Remove asserts.
16547 (init_base_vars): nothing_id isn't an escape point nor does it
16550 2010-04-20 Jakub Jelinek <jakub@redhat.com>
16552 * tree.h (TYPE_REF_IS_RVALUE): Define.
16553 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
16554 should_move_die_to_comdat, prune_unused_types_walk): Handle
16555 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
16556 (modified_type_die, gen_reference_type_die): Emit
16557 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
16558 if TYPE_REF_IS_RVALUE and -gdwarf-4.
16560 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16563 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
16564 calls for -fpic -m31 if they have been sibcall optimized.
16566 2010-04-19 James E. Wilson <wilson@codesourcery.com>
16568 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
16569 ar.lc fixed and call-used.
16571 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
16573 2010-04-19 Jan Hubicka <jh@suse.cz>
16575 * opts.c (decode_options): Disable whpr incompatible passes.
16576 * lto/lto.c (lto_1_to_1_map): Skip clones.
16577 (read_cgraph_and_symbols): Do not mark everything as needed.
16578 (do_whole_program_analysis): Do map only after optimizing;
16579 set proper cgraph_state; use passmanager.
16581 2010-04-19 DJ Delorie <dj@redhat.com>
16583 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
16584 POINTER_PLUS_EXPR and fix them.
16586 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
16588 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
16589 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
16590 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
16591 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
16592 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
16593 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
16594 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
16595 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
16596 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
16597 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
16598 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
16600 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
16602 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
16603 (check_cond_move_block): Likewise.
16604 (cond_move_process_if_block): Likewise.
16605 (noce_find_if_block): Improve formatting.
16606 (find_if_header): Pass 0 to memset and tweak conditions.
16607 (cond_exec_find_if_block): Fix long lines and tweak conditions.
16609 2010-04-19 Jakub Jelinek <jakub@redhat.com>
16611 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
16614 PR middle-end/43337
16615 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
16616 with non-local decl doesn't need chain.
16618 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
16620 * ira-color.c (allocno_reload_assign): Avoid accumulating
16621 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
16623 2010-04-19 Martin Jambor <mjambor@suse.cz>
16625 * gimple.h (create_tmp_reg): Declare.
16626 * gimplify.c (create_tmp_reg): New function.
16627 (gimplify_return_expr): Use create_tmp_reg.
16628 (gimplify_omp_atomic): Likewise.
16629 (gimple_regimplify_operands): Likewise.
16630 * tree-dfa.c (make_rename_temp): Likewise.
16631 * tree-predcom.c (predcom_tmp_var): Likewise.
16632 (reassociate_to_the_same_stmt): Likewise.
16633 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
16634 (get_replaced_param_substitute): Likewise.
16635 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
16636 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
16637 * tree-ssa-pre.c (get_representative_for): Likewise.
16638 (create_expression_by_pieces): Likewise.
16639 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
16640 (create_tailcall_accumulator): Likewise.
16642 2010-04-19 Martin Jambor <mjambor@suse.cz>
16644 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
16646 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
16648 2010-04-19 Richard Guenther <rguenther@suse.de>
16650 PR tree-optimization/43796
16651 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
16652 from SCEV in the lattice.
16653 (vrp_visit_phi_node): Dump change.
16655 2010-04-19 Richard Guenther <rguenther@suse.de>
16657 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
16658 * configure: Re-generated.
16660 2010-04-19 Richard Guenther <rguenther@suse.de>
16662 PR tree-optimization/43783
16663 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
16664 constant ARRAY_REF operands two and three if possible.
16666 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
16669 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
16671 2010-04-19 Jie Zhang <jie@codesourcery.com>
16674 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
16676 2010-04-19 Ira Rosen <irar@il.ibm.com>
16678 PR tree-optimization/37027
16679 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
16680 and macro to access it.
16681 (vectorizable_reduction): Add argument.
16682 (vect_get_slp_defs): Likewise.
16683 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
16684 statements for possible use in SLP.
16685 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
16686 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
16687 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
16689 (vectorizable_reduction): Likewise.
16690 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
16692 (vectorizable_type_demotion, vectorizable_type_promotion,
16693 vectorizable_store): Likewise.
16694 (vect_analyze_stmt): Update call to vectorizable_reduction.
16695 (vect_transform_stmt): Likewise.
16696 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
16697 (vect_build_slp_tree): Fix indentation. Check that there are no loads
16698 from different interleaving chains in same node.
16699 (vect_slp_rearrange_stmts): New function.
16700 (vect_supported_load_permutation_p): Allow load permutations for
16701 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
16702 inside SLP nodes if necessary.
16703 (vect_analyze_slp_instance): Handle reductions.
16704 (vect_analyze_slp): Try to build SLP instances originating from groups
16706 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
16707 (vect_get_constant_vectors): Create initial vectors for reductions
16708 according to reduction code. Add new argument.
16709 (vect_get_slp_defs): Add new argument, pass it to
16710 vect_get_constant_vectors.
16711 (vect_schedule_slp_instance): Remove SLP tree root statements.
16713 2010-04-19 Jakub Jelinek <jakub@redhat.com>
16715 * tree.h (ENUM_IS_SCOPED): Define.
16716 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
16717 for ENUM_IS_SCOPED enums.
16719 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
16721 * fold-const.c (fold_comparison): Use ssizetype.
16722 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
16723 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
16724 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
16725 * tree-object-size.c (compute_object_sizes): Use size_type_node.
16727 * tree.h (initialize_sizetypes): Remove parameter.
16728 (build_common_tree_nodes): Remove second parameter.
16729 * stor-layout.c (initialize_sizetypes): Remove parameter.
16730 Always create an unsigned type.
16731 (set_sizetype): Assert that the passed type is unsigned and simplify.
16732 * tree.c (build_common_tree_nodes): Remove second parameter.
16733 Adjust call to initialize_sizetypes.
16734 * c-decl.c (c_init_decl_processing): Remove second argument in call to
16735 build_common_tree_nodes.
16737 2010-04-18 Matthias Klose <doko@ubuntu.com>
16739 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
16741 2010-04-18 Ira Rosen <irar@il.ibm.com>
16743 PR tree-optimization/43771
16744 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
16745 load permutation doesn't have gaps.
16747 2010-04-18 Jan Hubicka <jh@suse.cz>
16749 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
16750 (sse_prologue_save_insn expander): Use new pattern.
16751 (sse_prologue_save_insn1): New pattern and splitter.
16752 (sse_prologue_save_insn): Update to deal also with 64bit aligned
16754 * i386.c (setup_incoming_varargs_64): Do not compute jump
16756 (ix86_gimplify_va_arg): Update alignment needed.
16757 (ix86_local_alignment): Do not align all local arrays to 128bit.
16759 2010-04-17 Jan Hubicka <jh@suse.cz>
16761 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
16763 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
16765 * arm.md (negdi2): Remove redundant code to force values into a
16768 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
16770 * arm/bpabi.S: Add EABI alignment attributes to objects.
16771 * arm/bpabi-v6m.S: Likewise.
16772 * arm/crti.asm: Likewise.
16773 * arm/crtn.asm: Likewise.
16774 * arm/lib1funcs.asm: Likewise.
16775 * arm/libunwind.S: Likewise.
16777 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
16779 * arm-protos.h (tune_params): New structure.
16780 * arm.c (current_tune): New variable.
16781 (arm_constant_limit): Delete.
16782 (struct processors): Add pointer to the tune parameters.
16783 (arm_slowmul_tune): New tuning option.
16784 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
16785 (all_cores): Adjust to pick up the tuning model.
16786 (arm_constant_limit): New function.
16787 (arm_override_options): Select the appropriate tuning model. Delete
16788 initialization of arm_const_limit.
16789 (arm_split_constant): Use the new constant-limit model.
16790 (arm_rtx_costs): Pick up the current tuning model.
16791 * arm.md (is_strongarm, is_xscale): Delete.
16792 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
16793 for Xscale variant architectures.
16794 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
16796 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16798 * config/arm/arm.c (arm_gen_constant): Remove unused variable
16800 (arm_rtx_costs_1): Remove unused variable extra_cost.
16801 (arm_unwind_emit_set): Use variable offset.
16802 (thumb1_output_casesi): Remove unused variable flags.
16804 2010-04-16 Jeff Law <law@redhat.com>
16806 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
16807 needing assignment rather than doing a two-phase assignment. Remove
16808 unused variable 'm'.
16810 2010-04-16 Jakub Jelinek <jakub@redhat.com>
16813 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
16815 2010-04-16 Doug Kwan <dougkwan@google.com>
16817 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
16818 (next_operand_entry_id): New static variable.
16819 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
16820 (add_to_ops_vec): Assigned unique ID to operand entry.
16821 (struct oecount_s): New field ID.
16822 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
16823 (undistribute_ops_list): Assign unique IDs to oecounts.
16824 (init_reassoc): reset next_operand_entry_id.
16826 2010-04-16 Doug Kwan <dougkwan@google.com>
16828 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
16829 missing left parenthesis.
16831 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
16833 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
16834 *btdi_rex64 using SWI48 mode iterator.
16835 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
16836 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
16837 *jcc_btdi_mask_rex64.
16839 2010-04-16 Anatoly Sokolov <aesok@post.ru>
16841 * double-int.h (tree_to_double_int): Convert to macro.
16842 * double-int.c (tree_to_double_int): Remove.
16844 2010-04-16 Jakub Jelinek <jakub@redhat.com>
16847 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
16848 with want_address 2 and in case a single element list might be
16849 possible, call it again with want_address 0.
16851 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
16853 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
16854 case 'W' print operands for HI mode.
16855 * config/h8300/h8300.h (Y0, Y2) : New constraints.
16856 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
16857 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
16858 * config/h8300/predicate.md (bit_register_indirect_operand): New.
16860 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
16862 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
16863 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
16864 #xx:3 and #xx:4 mode.
16866 * config/h8300/h8300.md (inverted load with HImode dest): Add
16867 support for H8300SX.
16869 * config/h8300/predicate.md (bit_operand): Allow immediate values that
16870 satisfy 'U' constraint.
16872 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16874 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
16875 * configure: Regenerate.
16876 * config.in: Regenerate.
16877 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
16880 2010-04-16 Richard Guenther <rguenther@suse.de>
16882 * tree.h (struct tree_decl_minimal): Move pt_uid ...
16883 (struct tree_decl_common): ... here.
16884 (DECL_PT_UID): Adjust.
16885 (SET_DECL_PT_UID): Likewise.
16886 (DECL_PT_UID_SET_P): Likewise.
16888 2010-04-16 Richard Guenther <rguenther@suse.de>
16890 PR tree-optimization/43572
16891 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
16892 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
16893 * tree-flow.h (is_call_clobbered): Remove.
16894 * tree-flow-inline.h (is_call_clobbered): Likewise.
16895 * tree-dfa.c (dump_variable): Do not dump call clobber state.
16896 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
16897 (execute_return_slot_opt): Adjust.
16898 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
16899 check for call clobbered vars here.
16900 (find_tail_calls): Move tailcall verification to the
16903 2010-04-16 Diego Novillo <dnovillo@google.com>
16905 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
16907 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
16910 * config/arm/arm.md (cbranchqi4): New pattern.
16911 * config/arm/predicates.md (const0_operand,
16912 cbranchqi4_comparison_operator): New predicates.
16914 2010-04-16 Richard Guenther <rguenther@suse.de>
16916 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
16917 (dump_gimple_stmt): Likewise.
16919 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
16921 * recog.h (struct recog_data): New field is_operator.
16922 (struct insn_operand_data): New field is_operator.
16923 * recog.c (extract_insn): Set recog_data.is_operator.
16924 * genoutput.c (output_operand_data): Emit code to set the
16926 * reload.c (find_reloads): Use it rather than testing for an
16927 empty constraint string.
16930 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
16931 If the previous insn is a cbranchsi4_insn with the same arguments,
16932 omit the compare instruction.
16934 * config/arm/arm.md (addsi3_cbranch): If destination is a high
16935 register, inputs must be low registers and we need a low register
16936 scratch. Handle alternative 2 like alternative 3.
16938 2010-04-16 Jakub Jelinek <jakub@redhat.com>
16940 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
16941 don't call get_addr on both. If one expression is a VALUE and
16942 the other a REG, check VALUE's locs if the REG isn't among them.
16944 2010-04-16 Christian Bruel <christian.bruel@st.com>
16946 * config/sh/sh.h (sh_frame_pointer_required): New function.
16947 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
16948 (flag_omit_frame_pointer) Set.
16949 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
16950 (rounded_frame_size): Adjust size with outgoing_args_size.
16951 (sh_set_return_address): Must return from stack pointer.
16952 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
16953 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
16954 (ACCUMULATE_OUTGOING_ARGS): Define.
16955 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
16956 * gcc/config/sh/sh.opt (maccumulate-outgoing-args): New option.
16958 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
16961 * config/sh/sh.c (sh_legitimize_reload_address): Use
16962 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
16963 Remove a unneeded check for offset_base.
16965 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
16967 * configure: Regenerated.
16969 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16971 * config/s390/s390.c (s390_call_save_register_used): Switch back
16972 to HARD_REGNO_NREGS.
16974 2010-04-15 Richard Guenther <rguenther@suse.de>
16976 * alias.c (alias_set_subset_of): Handle alias-set zero
16979 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
16980 Julian Brown <julian@codesourcery.com>
16982 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
16983 alternatives according to use of high and low regs.
16984 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
16985 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
16986 optimizing for size on Thumb-2.
16988 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
16990 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
16992 2010-04-15 Richard Guenther <rguenther@suse.de>
16994 * tree-ssa-structalias.c (struct variable_info): Add
16996 (new_var_info): Initialize it.
16997 (dump_constraints): Support printing last added constraints.
16998 (debug_constraints): Adjust.
16999 (dump_constraint_graph): Likewise.
17000 (make_heapvar_for): Check for NULL cfun.
17001 (get_function_part_constraint): New function.
17002 (get_fi_for_callee): Likewise.
17003 (find_func_aliases): Properly implement IPA PTA constraints.
17004 (process_ipa_clobber): New function.
17005 (find_func_clobbers): Likewise.
17006 (insert_into_field_list_sorted): Remove.
17007 (create_function_info_for): Properly allocate vars for IPA mode.
17008 Do not use insert_into_field_list_sorted.
17009 (create_variable_info_for): Properly generate constraints for
17010 global vars in IPA mode.
17011 (dump_solution_for_var): Always dump the solution.
17012 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
17013 (find_what_var_points_to): Adjust.
17014 (pt_solution_set): Change.
17015 (pt_solution_ior_into): New function.
17016 (pt_solution_empty_p): Export.
17017 (pt_solution_includes_global): Adjust.
17018 (pt_solution_includes_1): Likewise.
17019 (pt_solutions_intersect_1): Likewise.
17020 (dump_sa_points_to_info): Check some invariants.
17021 (solve_constraints): Move constraint dumping ...
17022 (compute_points_to_sets): ... here.
17023 (ipa_pta_execute): ... and here.
17024 (compute_may_aliases): Do not re-compute points-to info
17025 locally if IPA info is available.
17026 (ipa_escaped_pt): New global var.
17027 (ipa_pta_execute): Properly implement IPA PTA.
17028 * tree-into-ssa.c (dump_decl_set): Support dumping
17029 decls not in referenced-vars.
17030 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
17031 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
17032 (dump_points_to_solution): Likewise.
17033 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
17034 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
17035 (remap_gimple_stmt): Reset call clobber/use information if necessary.
17036 (copy_decl_to_var): Copy DECL_PT_UID.
17037 (copy_result_decl_to_var): Likewise.
17038 * tree.c (make_node_stat): Initialize DECL_PT_UID.
17039 (copy_node_stat): Copy it.
17040 * tree.h (DECL_PT_UID): New macro.
17041 (SET_DECL_PT_UID): Likewise.
17042 (DECL_PT_UID_SET_P): Likewise.
17043 (struct tree_decl_minimal): Add pt_uid member.
17044 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
17045 (pt_solution_empty_p): Declare.
17046 (pt_solution_set): Adjust.
17047 (ipa_escaped_pt): Declare.
17048 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
17049 * gimple-pretty-print.c (pp_points_to_solution): New function.
17050 (dump_gimple_call): Dump call clobber/use information.
17051 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
17052 * tree-pass.h (TDF_ALIAS): New dump option.
17053 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
17054 * doc/invoke.texi (-fipa-pta): Update documentation.
17056 2010-04-15 Richard Guenther <rguenther@suse.de>
17058 * Makefile.in (OBJS-common): Add gimple-fold.o.
17059 (gimple-fold.o): New rule.
17060 * tree.h (maybe_fold_offset_to_reference,
17061 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
17063 * gimple.h: ... here.
17064 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
17065 may_propagate_address_into_dereference): Move prototypes ...
17066 * gimple.h: ... here.
17067 * tree-ssa-ccp.c (get_symbol_constant_value,
17068 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
17069 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
17070 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
17071 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
17072 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
17073 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
17074 gimplify_and_update_call_from_tree): Move ...
17075 * gimple-fold.c: ... here. New file.
17076 (ccp_fold_builtin): Rename to ...
17077 (gimple_fold_builtin): ... this.
17078 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
17080 2010-04-15 Richard Guenther <rguenther@suse.de>
17082 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
17083 fit_double_type, force_fit_type_double, add_double_with_sign,
17084 neg_double, mul_double_with_sign, lshift_double, rshift_double,
17085 lrotate_double, rrotate_double, div_and_round_double): Move ...
17086 * double-int.c: ... here.
17087 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
17088 add_double, neg_double, mul_double_with_sign, mul_double,
17089 lshift_double, rshift_double, lrotate_double, rrotate_double,
17090 div_and_round_double): Move prototypes ...
17091 * double-int.h: ... here.
17093 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
17096 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
17097 matching constraints to ensure inputs match the output.
17099 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
17102 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
17103 in an input-only operand.
17105 2010-04-15 Anatoly Sokolov <aesok@post.ru>
17107 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
17108 (double_int_not, double_int_lshift, double_int_rshift): Declare.
17109 (double_int_negative_p): Convert to static inline function.
17110 * double-int.c (double_int_lshift, double_int_lshift): New functions.
17111 (double_int_negative_p): Remove.
17112 * tree.h (lshift_double, rshift_double):
17113 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
17114 * fold-const.c (fold_convert_const_int_from_real,
17115 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
17116 (lshift_double): Change type of arith argument to bool.
17117 (rshift_double): Change type of arith argument to bool. Correct
17119 * expmed.c (mask_rtx, lshift_value): (Ditto.).
17121 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
17124 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
17125 at the start and end of the then/else blocks, and omit them from the
17127 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
17128 argument; all callers changed. Pass zero to old_insns_match_p instead.
17129 (flow_find_head_matching_sequence): New function.
17130 (old_insns_match_p): Check REG_EH_REGION notes for calls.
17131 * basic-block.h (flow_find_cross_jump,
17132 flow_find_head_matching_sequence): Declare functions.
17134 2010-04-14 Jason Merrill <jason@redhat.com>
17137 * c-common.c (attribute_takes_identifier_p): New fn.
17138 * c-common.h: Declare it.
17140 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
17142 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
17143 splitter condition.
17144 (*udivmod<mode>4): Ditto.
17146 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
17148 * config/i386/i386.md (maxmin_int): Rename code attribute from
17149 maxminiprefix and update all users.
17150 (maxmin_float): Ditto from maxminfprefix.
17151 (logic): Ditto from logicprefix.
17152 (absneg_mnemonic): Ditto from absnegprefix.
17153 * config/i386/mmx.md: Update all users of maxminiprefix,
17154 maxminfprefix and logicprefix for rename.
17155 * config/i386/sse.md: Ditto.
17156 * config/i386/sync.md (sync_<code><mode>): Update for
17157 logicprefix rename.
17159 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
17162 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
17163 warnings converted to errors.
17165 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
17167 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
17168 used insn_type variable.
17169 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
17170 to avoid set-but-not-used warning.
17172 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
17174 * df-core.c (df_ref_debug): Change format string placeholder
17176 * dwarf2asm.c (dw2_asm_output_data_raw,
17177 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
17178 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
17179 * dwarf2out.c (output_cfi, output_cfi_directive,
17180 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
17181 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
17183 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
17184 * print-rtl.c (print_rtx): Ditto.
17186 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17188 PR middle-end/42694
17189 * builtins.c (expand_builtin_pow_root): New function to expand pow
17190 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
17191 series of sqrt and cbrt calls under -ffast-math.
17192 (expand_builtin_pow): Call it.
17194 2010-04-14 Michael Matz <matz@suse.de>
17196 PR tree-optimization/42963
17197 * tree-cfg.c (touched_switch_bbs): New static variable.
17198 (group_case_labels_stmt): New function broken out from ...
17199 (group_case_labels): ... here, use the above.
17200 (start_recording_case_labels): Allocate touched_switch_bbs.
17201 (end_recording_case_labels): Deallocate it, call
17202 group_case_labels_stmt.
17203 (gimple_redirect_edge_and_branch): Remember index of affected BB.
17205 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
17207 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
17208 from insn template.
17210 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
17212 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
17214 2010-04-13 Jan Hubicka <jh@suse.cz>
17216 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
17217 of optimized out static functions.
17218 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
17219 cost computation. Also sanity check for overflows.
17220 (update_caller_keys): Update cgraph_edge_badness call; properly
17221 update fibheap and sanity check that it is up to date.
17222 (add_new_edges_to_heap): Update cgraph_edge_badness.
17223 (cgraph_decide_inlining_of_small_function): Likewise;
17224 add sanity checking that badness in heap is up to date;
17225 improve dumping of reason; Update badness of calls to the
17226 offline copy of function currently inlined; dump badness
17227 of functions not inlined because of unit growth limits.
17229 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
17231 PR middle-end/32628
17232 * c-common.c (pointer_int_sum): Disregard overflow that occured only
17233 because of sign-extension change when converting to sizetype here...
17234 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
17236 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
17237 the folding to constants. Remove redundant final conversion.
17238 (fold_binary) <associate>: Do not associate if the re-association of
17239 constants alone overflows.
17240 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
17241 to the end of the list.
17242 (multiple_of_p) <COND_EXPR>: New case.
17244 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
17246 * opt-functions.awk (opt_sanitized_name): New.
17248 * optc-gen.awk: Use it
17249 * opth-gen.awk: Use it.
17251 2010-04-13 Martin Jambor <mjambor@suse.cz>
17253 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
17254 (sra_modify_assign): Delete stmts loading dead data even if racc has no
17255 children. Call replace_uses_with_default_def_ssa_name to handle
17258 2010-04-13 Michael Matz <matz@suse.de>
17260 PR middle-end/43730
17261 * builtins.c (expand_builtin_interclass_mathfn): Also create
17262 a register if the predicate doesn't match.
17264 2010-04-13 Diego Novillo <dnovillo@google.com>
17266 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
17267 * c-pch.c: Include timevar.h.
17268 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
17269 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
17270 * ggc-common.c: Include timevar.h.
17271 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
17272 * timevar.def (TV_PCH_SAVE): Define.
17273 (TV_PCH_CPP_SAVE): Define.
17274 (TV_PCH_PTR_REALLOC): Define.
17275 (TV_PCH_PTR_SORT): Define.
17276 (TV_PCH_RESTORE): Define.
17277 (TV_PCH_CPP_RESTORE): Define.
17279 2010-04-13 Michael Matz <matz@suse.de>
17281 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
17283 (can_reassociate_p): New function.
17284 (break_up_subtract_bb, reassociate_bb): Use it.
17286 2010-04-13 Richard Guenther <rguenther@suse.de>
17289 * builtins.c (c_readstr): Fix assert.
17291 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
17293 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
17294 when generating cltd insn.
17296 (*ashl<mode>3_1): Remove special handling for register operand 2.
17297 (*ashlsi3_1_zext): Ditto.
17298 (*ashlhi3_1): Ditto.
17299 (*ashlhi3_1_lea): Ditto.
17300 (*ashlqi3_1): Ditto.
17301 (*ashlqi3_1_lea): Ditto.
17302 (*<shiftrt_insn><mode>3_1): Ditto.
17303 (*<shiftrt_insn>si3_1_zext): Ditto.
17304 (*<shiftrt_insn>qi3_1_slp): Ditto.
17305 (*<rotate_insn><mode>3_1): Ditto.
17306 (*<rotate_insn>si3_1_zext): Ditto.
17307 (*<rotate_insn>qi3_1_slp): Ditto.
17309 2010-04-13 Richard Guenther <rguenther@suse.de>
17311 * tree-ssa-structalias.c (callused_id): Remove.
17312 (call_stmt_vars): New.
17313 (get_call_vi): Likewise.
17314 (lookup_call_use_vi): Likewise.
17315 (lookup_call_clobber_vi): Likewise.
17316 (get_call_use_vi): Likewise.
17317 (get_call_clobber_vi): Likewise.
17318 (make_transitive_closure_constraints): Likewise.
17319 (handle_const_call): Adjust to do per-call call-used handling.
17320 (handle_pure_call): Likewise.
17321 (find_what_var_points_to): Remove general callused handling.
17322 (init_base_vars): Likewise.
17323 (init_alias_vars): Initialize call_stmt_vars.
17324 (compute_points_to_sets): Process call-used and call-clobbered
17325 vars for call statements.
17326 (delete_points_to_sets): Free call_stmt_vars.
17328 2010-04-13 Richard Guenther <rguenther@suse.de>
17330 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
17331 Only add RW dependence for dependence distance zero.
17332 Adjust maximal vectorization factor according to dependences.
17333 Move alignment handling ...
17334 (vect_find_same_alignment_drs): ... here. New function.
17335 (vect_analyze_data_ref_dependences): Adjust.
17336 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
17337 (vect_analyze_data_refs): Adjust minimal vectorization factor
17338 according to data references.
17339 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
17340 dependences before determining the vectorization factor.
17341 Analyze alignment after determining the vectorization factor.
17342 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
17343 dependences before alignment.
17344 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
17346 (vect_analyze_data_refs): Likewise.
17347 (MAX_VECTORIZATION_FACTOR): New define.
17349 2010-04-13 Duncan Sands <baldrick@free.fr>
17351 * except.h (lang_eh_type_covers): Remove.
17352 * except.c (lang_eh_type_covers): Likewise.
17354 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17355 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17357 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
17358 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
17359 UNITS_PER_LONG where it is ABI relevant.
17360 (s390_return_addr_rtx): Likewise.
17361 (s390_back_chain_rtx): Likewise.
17362 (s390_frame_area): Likewise.
17363 (s390_frame_info): Likewise.
17364 (s390_initial_elimination_offset): Likewise.
17365 (save_gprs): Likewise.
17366 (s390_emit_prologue): Likewise.
17367 (s390_emit_epilogue): Likewise.
17368 (s390_function_arg_advance): Likewise.
17369 (s390_function_arg): Likewise.
17370 (s390_va_start): Likewise.
17371 (s390_gimplify_va_arg): Likewise.
17372 (s390_function_profiler): Likewise.
17373 (s390_optimize_prologue): Likewise.
17374 (s390_rtx_costs): Likewise.
17375 (s390_secondary_reload): Likewise.
17376 (s390_promote_function_mode): Likewise.
17377 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
17378 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
17379 registers available.
17380 (s390_unwind_word_mode): New function.
17381 (s390_function_value): Split 64 bit values into register pair if
17382 used as return value.
17383 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
17384 function call parameters. Handle parallels.
17385 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
17386 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
17387 (DWARF_CIE_DATA_ALIGNMENT): New macro.
17388 (s390_expand_setmem): Remove unused variable src_addr.
17389 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
17390 deal with 64 bit registers.
17391 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
17392 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
17393 (UNITS_PER_LONG): New macro.
17394 * libjava/include/s390-signal.h: Define extended ucontext
17395 structure containing the upper halfs of the 64 bit registers.
17397 2010-04-13 Simon Baldwin <simonb@google.com>
17399 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
17401 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
17403 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
17404 rvalue on the RHS if the LHS is of a non-renamable type.
17405 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
17407 2010-04-13 Matthias Klose <doko@ubuntu.com>
17409 * gcc.c (cc1_options): Handle -iplugindir before processing
17410 the cc1 spec. Only add -iplugindir once.
17411 (cpp_unique_options): Add -iplugindir option if -fplugin* options
17413 * common.opt (iplugindir): Remove `Separate' property, initialize.
17414 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
17416 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
17417 (distclean): Remove plugin dir.
17418 * doc/invoke.texi: Document -iplugindir.
17420 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
17422 * doc/plugins.texi (Loading Plugins): Document short
17423 -fplugin=foo option.
17424 (Plugin API): Mention default_plugin_dir_name function.
17426 * gcc.c (find_file_spec_function): Add new declaration.
17427 (static_spec_func): Use it for "find-file".
17428 (find_file_spec_function): Add new function.
17429 (cc1_options): Add -iplugindir option if -fplugin* options found.
17431 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
17433 * plugin.c (add_new_plugin): Updated comment, and handle short
17435 (default_plugin_dir_name): Added new function.
17437 * common.opt (iplugindir): New option to set the plugin directory.
17439 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
17441 * config/i386/i386.md (any_rotate): New code iterator.
17442 (rotate_insn): New code attribute.
17444 (SWIM124): New mode iterator.
17445 (<rotate_insn>ti3): New expander.
17446 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
17447 any_rotate code iterator.
17448 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
17449 using any_rotate code iterator and SWIM124 mode iterator.
17450 (ix86_rotlti3): New insn_and_split pattern.
17451 (ix86_rotrti3): Ditto.
17452 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
17453 ix86_rotl{di,ti}3 patterns.
17454 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
17455 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
17456 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
17457 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
17458 code iterator and SWI mode iterator.
17459 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
17460 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
17462 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
17463 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
17464 (bswap rotatert splitter): Add splitter.
17465 (bswap splitter): Macroize splitter using any_rotate code iterator.
17466 Add insn predicate to split only for TARGET_USE_XCHGB or when
17467 optimizing function for size.
17469 2010-04-12 Steve Ellcey <sje@cup.hp.com>
17471 * config/pa/pa.c (emit_move_sequence): Remove use of
17472 deleted variable flag_argument_noalias.
17474 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17476 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
17478 Add to unsupported targets list.
17479 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
17480 sparc*-sun-solaris2.[567]* from target lists.
17481 * configure: Regenerate.
17482 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
17484 Remove Solaris 7 patch references.
17485 (Specific, sparc-sun-solaris2.7): Removed.
17486 (sparc-sun-solaris2*): Update Solaris 7 example.
17487 (sparc64-*-solaris2*): Likewise.
17489 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17491 * config.build (alpha*-dec-osf4*): Remove.
17492 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
17493 of obsolete configurations.
17494 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
17496 * config/alpha/t-osf4: Renamed to ...
17497 * config/alpha/t-osf5: ... this.
17498 * config/alpha/osf.h: Renamed to ...
17499 * config/alpha/osf5.h: ... this.
17500 Merged old osf5.h contents.
17502 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
17503 (EXTRA_SPECS): Removed.
17504 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
17505 reflect removal of Tru64 UNIX V4.0/V5.0 support.
17508 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17510 * doc/contrib.texi (Contributors, Rainer Orth): Update.
17512 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
17515 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
17516 __thiscall convention.
17518 2010-04-12 Steve Ellcey <sje@cup.hp.com>
17520 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
17522 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
17524 2010-04-12 Steve Ellcey <sje@cup.hp.com>
17526 * function.c (assign_parms_initialize_all): Add unused attribute
17529 2010-04-12 Richard Guenther <rguenther@suse.de>
17531 * gsstruct.def (GSS_CALL): New.
17532 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
17533 * gimple.h: Include tree-ssa-alias.h.
17534 (struct gimple_statement_call): New.
17535 (union gimple_statement_struct_d): Add gimple_call member.
17536 (gimple_call_reset_alias_info): Declare.
17537 (gimple_call_use_set): New function.
17538 (gimple_call_clobber_set): Likewise.
17539 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
17540 * gimple.c (gimple_call_reset_alias_info): New function.
17541 (gimple_build_call_1): Call it.
17542 * lto-streamer-in.c (input_gimple_stmt): Likewise.
17543 * tree-inline.c (remap_gimple_stmt): Likewise.
17544 (expand_call_inline): Remove callused handling.
17545 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
17546 * tree-dfa.c (dump_variable): Likewise.
17547 * tree-parloops.c (parallelize_loops): Likewise.
17548 * tree-ssa.c (init_tree_ssa): Likewise.
17549 (delete_tree_ssa): Likewise.
17550 * tree-flow-inline.h (is_call_used): Remove.
17551 * tree-flow.h (struct gimple_df): Remove callused member.
17552 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
17553 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
17554 (ref_maybe_used_by_call_p_1): Simplify.
17555 (call_may_clobber_ref_p_1): Likewise.
17556 * tree-ssa-structalias.c (compute_points_to_sets): Set
17557 the call stmt used and clobbered sets.
17558 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
17559 (find_tail_calls): Verify the tail call.
17561 2010-04-12 Richard Guenther <rguenther@suse.de>
17563 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
17564 single-iteration always-inline inlining.
17565 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
17566 (cgraph_decide_inlining): Do not handle always-inline specially.
17567 (try_inline): Remove always-inline cycle detection special case.
17568 Do not recurse on always-inlines.
17569 (cgraph_early_inlining): Do not iterate if not optimizing.
17570 (cgraph_gate_early_inlining): remove.
17571 (pass_early_inline): Run unconditionally.
17572 (gate_cgraph_decide_inlining): New function.
17573 (pass_ipa_inline): Use it. Do not run the IPA inliner if
17574 not inlining or optimizing.
17575 (cgraph_decide_inlining_of_small_functions): Also consider
17576 always-inline functions.
17577 (cgraph_default_inline_p): Return true for nodes which should
17578 disregard inline limits.
17579 (estimate_function_body_sizes): Assume zero size and time for
17580 nodes which are marked as disregarding inline limits.
17581 (cgraph_decide_recursive_inlining): Do not perform recursive
17582 inlining on always-inline nodes.
17584 2010-04-12 Jakub Jelinek <jakub@redhat.com>
17587 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
17588 for exprs satisfying handled_component_p.
17590 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
17592 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
17593 non-constant aggregate elements.
17595 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
17596 is a real initialization.
17598 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
17601 * c-decl.c (start_function): Move forward check for nested function.
17603 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17605 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
17606 * config/sh/sh.c: Include reload.h.
17607 (sh_legitimize_reload_address): New.
17608 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
17609 sh_legitimize_reload_address.
17611 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
17613 * config/sh/sh.md (*movqi_pop): New insn pattern.
17614 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
17616 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
17618 * config/i386/i386.md (any_shiftrt): New code iterator.
17619 (shiftrt_insn): New code attribute.
17621 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
17622 using any_shiftrt code iterator.
17623 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
17624 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
17625 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
17626 pattern from corresponding peephole2 patterns.
17627 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
17628 using any_shiftrt code iterator.
17629 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
17630 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
17631 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
17632 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
17633 *{ashr,lshr}<mode>3_cmp_zext.
17634 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
17636 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
17638 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
17640 (*lshr<mode>3_cconly): Ditto.
17642 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
17644 * config/i386/i386.md (lshr<mode>3): Macroize expander from
17645 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
17646 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
17647 pattern from *lshr{di,ti}3_1 and corresponding splitters using
17649 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
17650 from corresponding peephole2 patterns.
17651 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
17652 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
17653 and *lshrdi3_1_rex64 using SWI mode iterator.
17654 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
17655 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
17656 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
17657 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
17658 and *lshrdi3_cmp_rex64 using SWI mode iterator.
17659 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
17660 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
17661 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
17662 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
17665 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
17667 * config/i386/i386.md (ashr<mode>3): Macroize expander from
17668 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
17669 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
17670 pattern from *ashr{di,ti}3_1 and corresponding splitters using
17672 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
17673 from corresponding peephole2 patterns.
17674 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
17675 (ashrsi3_cvt): Rename from ashrsi3_31.
17676 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
17677 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
17678 and x86_64_shift_adj_3 using SWI48 mode iterator.
17679 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
17680 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
17681 and *ashrdi3_1_rex64 using SWI mode iterator.
17682 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
17683 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
17684 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
17685 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
17686 and *ashrdi3_cmp_rex64 using SWI mode iterator.
17687 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
17688 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
17689 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
17690 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
17692 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
17693 * config/i386/i386.c (ix86_split_ashr): Update for renamed
17694 x86_shift<mode>_adj_3 expanders.
17696 2010-04-10 Wei Guozhi <carrot@google.com>
17699 * config/arm/arm.c (arm_pic_static_addr): New function.
17700 (legitimize_pic_address): Call arm_pic_static_addr when it detects
17702 (arm_output_addr_const_extra): Output expression for new pattern.
17703 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
17705 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
17707 * ira-costs.c (record_reg_classes): Ignore alternatives that are
17710 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
17711 * web.c: Include "insn-config.h" and "recog.h".
17712 (union_match_dups): New function.
17713 (web_main): Call it.
17714 (union_defs): Don't try to recognize match_dups.
17716 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
17717 if doing so would replace the entire pattern.
17719 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
17723 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
17724 and splitter pattern. Change splitter operand 1 predicate to
17727 2010-04-09 Martin Jambor <mjambor@suse.cz>
17729 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
17730 lattices are addresses of CONST_DECLs with the same initial value.
17731 (ipcp_print_all_lattices): Print values of CONST_DECLs.
17732 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
17734 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
17735 Bernd Schmidt <bernds@codesourcery.com>
17737 * loop-invariant.c (replace_uses): New static function.
17738 (move_invariant_reg): Use it to ensure we can replace the uses.
17740 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
17742 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
17744 (picochip_override_options): Enable section anchors only above -O1.
17745 (picochip_reorg): Fixed a couple of build warnings.
17747 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17749 * configure.ac (plugin -rdynamic test): Log result.
17750 * configure: Regenerate.
17751 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
17752 (RDYNAMIC_SPEC): Define.
17753 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
17755 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17757 * configure.ac: Determine Sun ld version numbers.
17758 (comdat_group): Restrict GNU ld version checks to gld.
17759 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
17760 (enable_comdat): Support --enable-comdat.
17761 * configure: Regenerate.
17762 * doc/install.texi (Configuration): Document --enable-comdat.
17764 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17766 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
17767 * config/sol2-gld.h: ... here.
17768 * config.gcc (sparc*-*-solaris2*): Reflect this.
17769 (i[34567]86-*-solaris2*): Use it.
17771 2010-04-09 Steve Ellcey <sje@cup.hp.com>
17773 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
17775 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
17777 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
17780 * diagnostic.c (diagnostic_initialize): Initialize
17781 some_warnings_are_errors.
17782 (diagnostic_finish): New.
17783 (diagnostic_action_after_output): Call it before exiting.
17784 (diagnostic_report_diagnostic): Do not print message here. Set
17785 some_warnings_are_errors.
17786 * diagnostic.h (diagnostic_context): Delete
17787 issue_warnings_are_errors_message. Add some_warnings_are_errors.
17788 (diagnostic_finish): Declare.
17789 * toplev.c (toplev_main): Call it before exit.
17791 2010-04-09 Jason Merrill <jason@redhat.com>
17794 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
17795 for incomplete type.
17798 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
17799 based on a warning flag.
17801 2010-04-09 Richard Guenther <rguenther@suse.de>
17803 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
17805 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
17808 * varasm.c (default_assemble_visibility): Wrap vars that are
17809 set, but unused, by targets without GAS.
17810 * config/rs6000/rs6000.c (paired_emit_vector_compare):
17811 Remove set, but unused, vars.
17812 (rs6000_legitimize_tls_address): Likewise.
17813 (altivec_expand_dst_builtin): Likewise.
17814 * config/darwin.c (machopic_classify_symbol): Likewise.
17815 (machopic_indirection_name): Likewise.
17817 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
17819 * config/i386/i386.md (DWI): New mode iterator.
17820 (S): New mode attribute.
17821 (shift_operand): Ditto.
17822 (shift_immediate_operand): Ditto.
17823 (ashl_input_operand): Ditto.
17824 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
17825 using SDWIM mode iterator.
17826 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
17827 pattern from *ashl{di,ti}3_1 and corresponding splitters using
17829 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
17830 from corresponding peephole2 patterns.
17831 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
17832 and x86_64_shift_adj_1 using SWI48 mode iterator.
17833 (x86_shift<mode>_adj_2): Ditto.
17834 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
17835 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
17836 using SWI48 mode iterator.
17837 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
17838 *ashldi3_cmp_rex64 using SWI mode iterator.
17839 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
17840 *ashldi3_cconly_rex64 using SWI mode iterator.
17841 * config/i386/i386.c (ix86_split_ashl): Update for renamed
17842 x86_shift<mode>_adj_{1,2}.
17843 (ix86_split_ashr): Ditto.
17844 (ix86_split_lshr): Ditto.
17846 2010-04-09 Richard Guenther <rguenther@suse.de>
17848 * target.h (builtin_conversion): Pass in input and output types.
17849 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
17850 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
17851 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
17852 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
17854 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
17856 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
17858 2010-04-09 Richard Guenther <rguenther@suse.de>
17861 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
17863 2010-04-09 Richard Guenther <rguenther@suse.de>
17865 * tree-vectorizer.h (struct _stmt_vec_info): Document
17866 that vectype is the type of the LHS.
17867 (supportable_widening_operation, supportable_narrowing_operation):
17868 Get both input and output vector types as arguments.
17869 (vect_is_simple_use_1): Declare.
17870 (get_same_sized_vectype): Likewise.
17871 * tree-vect-loop.c (vect_determine_vectorization_factor):
17872 Set STMT_VINFO_VECTYPE to the vector type of the def.
17873 (vectorizable_reduction): Adjust.
17874 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
17875 Adjust. Specify the output vector type.
17876 (vect_pattern_recog_1): Adjust.
17877 * tree-vect-stmts.c (get_same_sized_vectype): New function.
17878 (vectorizable_call): Adjust.
17879 (vectorizable_conversion): Likewise.
17880 (vectorizable_operation): Likewise.
17881 (vectorizable_type_demotion): Likewise.
17882 (vectorizable_type_promotion): Likewise.
17883 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
17885 (vect_is_simple_use_1): New function.
17886 (supportable_widening_operation): Get both input and output
17888 (supportable_narrowing_operation): Likewise.
17889 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
17891 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
17893 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
17894 __thiscall and _thiscall as predefined macros.
17895 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
17896 thiscall attribute handling.
17897 (ix86_comp_type_attributes): Likewise.
17898 (ix86_function_regparm): Likewise.
17899 (ix86_return_pops_args): Likewise.
17900 (init_cumulative_args): Likewise.
17901 (find_drap_reg): Likewise.
17902 (ix86_static_chain): Likewise.
17903 (x86_this_parameter): Likewise.
17904 (x86_output_mi_thunk): Likewise.
17905 (ix86_attribute_table): Add description for thiscall attribute.
17906 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
17907 * doc/extend.texi: Add documentation for thiscall.
17909 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
17912 * c.opt (Wint-to-pointer-cast): Available in C++.
17913 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
17915 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
17917 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
17918 * calls.c (expand_call): Pass the function type to aggregate_value_p.
17919 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
17920 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
17921 function type instead. Reorder and simplify checks.
17923 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
17925 2010-04-08 Jing Yu <jingyu@google.com>
17926 Zdenek Dvorak <ook@ucw.cz>
17928 PR tree-optimization/42720
17929 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
17930 loop unswitch conditions here from ...
17931 (tree_unswitch_single_loop): ... here.
17933 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
17935 * tree-if-conv.c: Fix comments and simplify logic.
17937 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
17939 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
17940 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
17941 (main_tree_if_conversion): Update call to tree_if_conversion.
17943 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
17946 * doc/invoke.texi (-b,-V): Delete.
17947 * doc/tm.texi: Do not mention -b.
17948 * gcc.c (display_help): Delete -b and -V.
17949 (process_command): Delete -b and -V.
17950 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
17952 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
17953 Wolfgang Gellerich <gellerich@de.ibm.com>
17955 Implement target hook for loop unrolling
17956 * target.h (loop_unroll_adjust): Add a new target hook function.
17957 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
17958 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
17959 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
17960 (s390_loop_unroll_adjust): Implement the new target hook for s390.
17961 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
17963 (decide_unroll_stupid): Likewise.
17965 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17968 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
17970 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17972 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
17973 (Specific, *-*-solaris2*): Likewise.
17974 Don't prefer Sun as over GNU as.
17976 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
17978 * config/s390/s390.c (override_options): Adjust the z10 defaults
17979 for max-unroll-times, max-completely-peeled-insns
17980 and max-completely-peel-times.
17982 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17984 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
17985 instructions for z10.
17986 (s390_expand_setmem): Likewise.
17987 (s390_expand_cmpmem): Likewise.
17989 2010-04-08 Richard Guenther <rguenther@suse.de>
17991 PR tree-optimization/43679
17992 * tree-ssa-pre.c (eliminate): Only propagate copies.
17994 2010-04-08 Jakub Jelinek <jakub@redhat.com>
17997 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
17998 set but not used variable warning.
18000 2010-04-08 Wei Guozhi <carrot@google.com>
18003 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
18004 (arm_size_rtx_costs): Call the new function when optimized for size.
18006 2010-04-08 Jakub Jelinek <jakub@redhat.com>
18009 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
18010 op0 is not a MEM, just return NULL instead of assertion
18012 (discover_nonconstant_array_refs): Don't walk debug stmts.
18014 2010-04-08 Doug Kwan <dougkwan@google.com>
18016 * configure.ac: Recognize gold and do not use its version number
18017 to test ld features.
18018 * configure: Regenerate.
18020 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
18022 PR middle-end/40815
18023 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
18024 (negate_value): Move code to push elements to broken_up_substracts ...
18025 (eliminate_plus_minus_pair): ... here. Push operands that have no
18026 negative pair to plus_negates.
18027 (repropagate_negates, init_reassoc, fini_reassoc): Update.
18029 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18031 * doc/install.texi (Configuration): Move description of
18032 --enable-lto, --with-libelf*, --enable-gold from Java section to
18035 * doc/generic.texi (Working with declarations)
18036 (Function Properties, C and C++ Trees): Fix typos.
18037 * doc/sourcebuild.texi (Top Level): Likewise.
18039 2010-04-07 Jakub Jelinek <jakub@redhat.com>
18042 * tree.h (DECL_READ_P): Define.
18043 (struct tree_decl_common): Add decl_read_flag.
18044 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
18045 a set but not used warning.
18046 (merge_decls): Merge DECL_READ_P flag.
18047 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
18048 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
18049 * c-common.c (handle_used_attribute, handle_unused_attribute):
18051 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
18053 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
18055 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
18056 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
18057 c_parser_binary_expression, c_parser_cast_expression,
18058 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
18059 Call default_function_array_read_conversion instead of
18060 default_function_array_conversion where needed.
18061 (c_parser_unary_expression, c_parser_conditional_expression,
18062 c_parser_postfix_expression_after_primary, c_parser_initelt):
18063 Likewise. Call mark_exp_read where needed.
18064 (c_parser_statement_after_labels, c_parser_asm_operands,
18065 c_parser_typeof_specifier, c_parser_sizeof_expression,
18066 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
18068 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
18070 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
18071 (warn_unused_but_set_parameter): Default to warn_unused
18073 * doc/invoke.texi: Document -Wunused-but-set-variable and
18074 -Wunused-but-set-parameter.
18076 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
18077 used count variable.
18078 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
18079 when operandN variables aren't used in the body of the expander
18081 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
18082 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
18083 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
18084 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
18085 FOR_EACH_IMM_USE_ON_STMT): Likewise.
18086 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
18087 * tree.c (PROCESS_ARG): Likewise.
18089 2010-04-07 Simon Baldwin <simonb@google.com>
18091 * diagnostic.h (diagnostic_override_option_index): New macro to
18092 set a diagnostic's option_index.
18093 * c-tree.h (c_cpp_error): Add warning reason argument.
18094 * opts.c (_warning_as_error_callback): New.
18095 (register_warning_as_error_callback): Store callback for
18096 warnings enabled via enable_warning_as_error.
18097 (enable_warning_as_error): Call callback, minor code tidy.
18098 * opts.h (register_warning_as_error_callback): Declare.
18099 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
18100 response to -Werror=.
18101 (c_common_init_options): Register warning_as_error_callback in opts.c.
18102 * common.opt: Add -Wno-cpp option.
18103 * c-common.c (struct reason_option_codes_t): Map cpp warning
18104 reason codes to gcc option indexes.
18105 * (c_option_controlling_cpp_error): New function, lookup the gcc
18106 option index for a cpp warning reason code.
18107 * (c_cpp_error): Add warning reason argument, call
18108 c_option_controlling_cpp_error for diagnostic_override_option_index.
18109 * doc/invoke.texi: Document -Wno-cpp.
18111 2010-04-07 Richard Guenther <rguenther@suse.de>
18113 * ipa-reference.c (mark_load): Use get_base_address.
18114 (mark_store): Likewise.
18116 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
18117 inserting GIMPLE_NOPs into the IL.
18118 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18119 Explicitly strip handled components and indirect references.
18121 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
18122 folding address expressions.
18123 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
18124 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
18125 operand_equal_p to compare decls.
18126 (ptr_deref_may_alias_decl_p): Likewise.
18127 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
18128 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
18129 Handle reversed comparison ops.
18130 * tree-sra.c (asm_visit_addr): Use get_base_address.
18131 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
18132 * ipa-reference.c (mark_address): Use get_base_address.
18134 2010-04-07 Richard Guenther <rguenther@suse.de>
18136 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
18137 Propagate constants everywhere.
18139 2010-04-07 Jakub Jelinek <jakub@redhat.com>
18142 * tree.c (MAX_INT_CACHED_PREC): Define.
18143 (nonstandard_integer_type_cache): New array.
18144 (build_nonstandard_integer_type): Cache results for precision
18145 <= MAX_INT_CACHED_PREC.
18147 2010-04-07 Richard Guenther <rguenther@suse.de>
18149 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
18150 -fargument-noalias-global, -fargument-noalias-anything): Remove.
18151 * common.opt: Likewise.
18152 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
18153 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
18154 (nonoverlapping_memrefs_p): Likewise.
18155 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
18156 * opts.c (common_handle_option): Handle OPT_fargument_alias,
18157 OPT_fargument_noalias, OPT_fargument_noalias_anything and
18158 OPT_fargument_noalias_global for backward compatibility.
18160 2010-04-07 Richard Guenther <rguenther@suse.de>
18162 PR tree-optimization/43270
18163 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
18164 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
18165 * tree-ssa-pre.c (phi_translate_1): Adjust.
18166 (fully_constant_expression): Split out vn_reference handling to ...
18167 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
18168 Fold reads from constant strings.
18169 (vn_reference_lookup): Handle fully constant references.
18170 (vn_reference_lookup_pieces): Likewise.
18171 * Makefile.in (expmed.o-warn): Add -Wno-error.
18173 2010-04-07 Martin Jambor <mjambor@suse.cz>
18175 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
18177 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
18180 * gcc.c: Add -static-libstdc++ to list of recognized options.
18182 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18184 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
18186 2010-04-07 Richard Guenther <rguenther@suse.de>
18188 PR middle-end/42617
18189 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
18190 bases build simple mem attributes to retain points-to information.
18192 2010-04-07 Richard Guenther <rguenther@suse.de>
18194 PR middle-end/42617
18195 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
18196 preserve points-to related information.
18198 2010-04-07 Richard Guenther <rguenther@suse.de>
18200 PR middle-end/42617
18201 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
18202 discard plain indirect references.
18203 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
18204 * tree.c (tree_nop_conversion): Likewise.
18206 2010-04-07 Dodji Seketeli <dodji@redhat.com>
18209 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
18211 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
18213 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
18214 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
18216 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
18218 * tree-if-conv.c: Fix indentation and comments.
18220 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
18222 * tree-if-conv.c: Sort static functions in topological order.
18224 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
18226 * tree-if-conv.c: Fix indentation and comments.
18228 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
18230 PR middle-end/43519
18231 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
18232 lang_hooks.types.type_for_size instead of
18233 build_nonstandard_integer_type.
18234 When converting an unsigned type to signed, double its precision.
18235 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
18236 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
18237 (graphite_create_new_loop_guard): When ub + 1 wraps around,
18240 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
18242 PR middle-end/43519
18243 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
18244 POINTER_PLUS_EXPR for pointer types.
18246 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
18248 PR middle-end/43519
18249 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
18250 * graphite-clast-to-gimple.c: Include langhooks.h.
18251 (max_signed_precision_type): New.
18252 (max_precision_type): Takes two types as arguments.
18253 (precision_for_value): New.
18254 (precision_for_interval): New.
18255 (gcc_type_for_interval): New.
18256 (gcc_type_for_value): New.
18257 (gcc_type_for_clast_term): New.
18258 (gcc_type_for_clast_red): New.
18259 (gcc_type_for_clast_bin): New.
18260 (gcc_type_for_clast_expr): Split up into several functions.
18261 (gcc_type_for_clast_eq): Rewritten.
18262 (compute_bounds_for_level): New.
18263 (compute_type_for_level_1): New.
18264 (compute_type_for_level): New.
18265 (gcc_type_for_cloog_iv): Removed.
18266 (gcc_type_for_iv_of_clast_loop): Rewritten.
18267 (graphite_create_new_loop): Compute the lower and upper bound types
18268 with gcc_type_for_clast_expr.
18269 (graphite_create_new_loop_guard): Same.
18270 (find_cloog_iv_in_expr): Removed.
18271 (compute_cloog_iv_types_1): Removed.
18272 (compute_cloog_iv_types): Removed.
18273 (gloog): Do not call compute_cloog_iv_types.
18274 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
18275 GBB_CLOOG_IV_TYPES.
18276 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
18277 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
18278 (GBB_CLOOG_IV_TYPES): Removed.
18280 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
18282 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
18283 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
18284 (detect_commutative_reduction): Same.
18286 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
18288 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
18289 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
18291 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
18292 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
18293 (rewrite_commutative_reductions_out_of_ssa): Same.
18294 * passes.c (execute_function_todo): Call verify_ssa for every pass
18295 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
18296 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
18297 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
18298 with an extra argument.
18299 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
18300 verify_ssa only when the extra argument is true.
18301 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
18302 with an extra argument.
18303 (tree_transform_and_unroll_loop): Same.
18305 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
18307 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
18308 for all the passes of the LNO having LOOP_CLOSED_SSA.
18309 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
18310 * tree-loop-distribution.c (pass_loop_distribution): Same.
18311 * tree-pass.h (TODO_verify_loops): Removed.
18312 * tree-ssa-loop.c (pass_tree_loop_init): Same.
18314 (pass_tree_unswitch): Same.
18315 (pass_predcom): Same.
18316 (pass_vectorize): Same.
18317 (pass_linear_transform): Same.
18318 (pass_graphite_transforms): Same.
18319 (pass_iv_canon): Same.
18320 (pass_complete_unroll): Same.
18321 (pass_complete_unrolli): Same.
18322 (pass_parallelize_loops): Same.
18323 (pass_loop_prefetch): Same.
18324 (pass_iv_optimize): Same.
18326 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
18328 PR middle-end/32824
18329 * passes.c (init_optimization_passes): Move pass_lim before
18330 pass_copy_prop and pass_dce_loop.
18332 2010-04-06 Jakub Jelinek <jakub@redhat.com>
18335 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
18336 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
18337 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
18338 MULTI_* defines for 4 argument vpermil2p* builtins.
18340 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
18342 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
18343 * config/i386/i386.c (x86_maybe_negate_const_int): New.
18344 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
18345 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
18346 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
18347 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
18348 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
18349 Use x86_maybe_negate_const_int to output insn mnemonic.
18350 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
18351 check from instruction predicate. Update comments.
18352 * config/i386/sync.md (sync_add<mode>): Use
18353 x86_maybe_negate_const_int to output insn mnemonic.
18355 2010-04-06 Jan Hubicka <jh@suse.cz>
18357 PR tree-optimization/42906
18358 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
18359 IGNORE_SELF argument. Set visited_control_parents for fully
18361 (find_obviously_necessary_stmts): Update call of
18362 mark_control_dependent_edges_necessary.
18363 (propagate_necessity): Likewise. Handle PHI edges more curefully.
18365 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
18367 * config/i386/i386.md: Remove comment about 'e' and 'E'
18370 2010-04-06 Richard Guenther <rguenther@suse.de>
18372 PR tree-optimization/43627
18373 * tree-vrp.c (extract_range_from_unary_expr): Widenings
18374 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
18377 2010-04-06 Jakub Jelinek <jakub@redhat.com>
18379 * BASE-VER: Change to 4.6.0.
18382 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
18385 2010-04-06 Richard Guenther <rguenther@suse.de>
18387 PR middle-end/43661
18388 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
18390 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18392 * doc/invoke.texi (Optimize Options): Document that LTO
18393 won't remove object access purely due to incompatible
18396 2010-04-04 Matthias Klose <doko@ubuntu.com>
18398 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
18399 Initialize variable.
18401 2010-04-03 Richard Guenther <rguenther@suse.de>
18403 PR middle-end/42509
18404 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
18405 require a non-NULL MEM_OFFSET.
18407 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
18409 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
18410 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
18411 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
18412 config/alpha/predicates.md, config/arm/arm.md,
18413 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
18414 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
18415 config/darwin9.h, config/darwin.c, config/darwin.h,
18416 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
18417 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
18418 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
18419 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
18420 config/mips/mips.md, config/mn10300/mn10300.c,
18421 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
18422 config/rs6000/aix.h, config/rs6000/dfp.md,
18423 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
18424 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
18425 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
18426 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
18427 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
18428 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
18429 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
18430 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
18431 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
18432 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
18433 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
18434 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
18435 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
18436 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
18437 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
18438 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
18439 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
18440 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
18441 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
18442 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
18443 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
18444 opt-functions.awk, opth-gen.awk, params.def, passes.c,
18445 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
18446 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
18447 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
18448 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
18449 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
18450 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
18451 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
18452 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
18453 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
18454 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
18455 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
18456 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
18457 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
18458 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
18460 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18463 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
18464 * aclocal.m4: Regenerate.
18466 2010-04-02 Richard Guenther <rguenther@suse.de>
18468 PR tree-optimization/43629
18469 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
18470 if we have seen a constant value.
18472 2010-04-02 Joseph Myers <joseph@codesourcery.com>
18474 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
18476 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
18479 * arm.c (legitimize_tls_address): Adjust call to
18480 gen_tls_load_dot_plus_four.
18481 (arm_note_pic_base): New function.
18482 (arm_cannot_copy_insn_p): Use it.
18483 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
18486 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18491 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18493 * Makefile.in ($(out_object_file)): Depend on
18494 gt-$(basename $(notdir $(out_file))).h.
18496 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
18498 * config.gcc (lm32-*-rtems*): Add t-lm32.
18500 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
18502 * config.gcc: Add lm32-*-rtems*.
18503 * config/lm32/rtems.h: New file.
18505 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
18508 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
18510 2010-04-01 Jakub Jelinek <jakub@redhat.com>
18512 * dwarf2out.c (output_compilation_unit_header): For
18513 -gdwarf-4 use version 4 instead of version 3.
18514 (output_line_info): For version 4 and above emit additional
18515 maximum ops per insn header field.
18516 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
18518 * dwarf2out.c (is_c_family, is_java): Remove.
18519 (lower_bound_default): New function.
18520 (add_bound_info, gen_descr_array_type_die): Use it.
18522 2010-04-01 Dodji Seketeli <dodji@redhat.com>
18525 * dwarf2out.c (gen_variable_die): Allow debug info for variable
18526 re-declaration when it happens in a function.
18528 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
18530 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
18531 (cgraph_remove_function_insertion_hook): Same.
18532 (cgraph_call_function_insertion_hooks): Same.
18534 2010-04-01 Richard Guenther <rguenther@suse.de>
18536 PR middle-end/43614
18537 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
18538 and TREE_THIS_VOLATILE.
18539 (copy_ref_info): Likewise.
18540 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
18541 * tree.c (build6_stat): Ignore side-effects of all but arg5
18542 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
18545 2010-04-01 Richard Guenther <rguenther@suse.de>
18547 PR tree-optimization/43607
18548 * ipa-type-escape.c (check_call): Do not access non-existing
18551 2010-04-01 Richard Guenther <rguenther@suse.de>
18553 PR middle-end/43602
18555 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
18556 Jack Howarth <howarth@bromo.med.uc.edu>
18558 * tree-profile.c (tree_init_ic_make_global_vars): Make static
18561 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18563 * doc/install.texi (Prerequisites): Document libelf usability on
18564 IRIX 5/6 and Solaris 2.
18565 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
18566 Update GNU as, GNU ld requirements.
18567 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
18568 Document Sun Studio compiler download.
18569 Update and simplify as, ld recommendations.
18570 (Specific, *-*-solaris2.7): Note obsoletion, removal.
18572 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18574 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
18575 with_tune_32 to pentium4.
18577 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
18579 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
18581 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18583 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
18584 obsoletion, removal.
18586 Document GNU as requirement.
18587 Update configure requirements.
18588 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
18589 Recomment IRIX 6.5.18+.
18590 Document IDF/IDL requirement.
18591 Document GNU as requirement.
18592 Document GNU ld bootstrap failure.
18593 Remove freeware.sgi.com reference.
18595 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18597 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
18598 UNIX V4.0, V5.0 obsoletion, removal.
18599 Remove --with-gc=simple reference.
18600 Update VM requirements during bootstrap.
18601 Remove -oldas bootstrap description.
18602 Update binutils reference.
18603 Remove comparison failure note.
18605 2010-03-31 Richard Guenther <rguenther@suse.de>
18606 Zdenek Dvorak <ook@ucw.cz>
18607 Sebastian Pop <sebastian.pop@amd.com>
18609 PR middle-end/43464
18610 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
18611 with multiple arguments.
18612 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
18614 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
18616 * graphite-dependences.c (print_pddr): Call print_pdr with an
18618 * graphite-poly.c (debug_pdr): Add an extra argument for the
18621 (print_pbb_domain): Same.
18623 (print_scop_context): Same.
18624 (print_scop): Same.
18625 (print_cloog): Same.
18626 (debug_pbb_domain): Same.
18628 (print_pdrs): Same.
18629 (debug_pdrs): Same.
18630 (debug_scop_context): Same.
18631 (debug_scop): Same.
18632 (debug_cloog): Same.
18633 (print_scop_params): Same.
18634 (debug_scop_params): Same.
18635 (print_iteration_domain): Same.
18636 (print_iteration_domains): Same.
18637 (debug_iteration_domain): Same.
18638 (debug_iteration_domains): Same.
18639 (print_scattering_function): Same.
18640 (print_scattering_functions): Same.
18641 (debug_scattering_function): Same.
18642 (debug_scattering_functions): Same.
18643 * graphite-poly.h (debug_pdr): Update declaration.
18645 (print_pbb_domain): Same.
18647 (print_scop_context): Same.
18648 (print_scop): Same.
18649 (print_cloog): Same.
18650 (debug_pbb_domain): Same.
18652 (print_pdrs): Same.
18653 (debug_pdrs): Same.
18654 (debug_scop_context): Same.
18655 (debug_scop): Same.
18656 (debug_cloog): Same.
18657 (print_scop_params): Same.
18658 (debug_scop_params): Same.
18659 (print_iteration_domain): Same.
18660 (print_iteration_domains): Same.
18661 (debug_iteration_domain): Same.
18662 (debug_iteration_domains): Same.
18663 (print_scattering_function): Same.
18664 (print_scattering_functions): Same.
18665 (debug_scattering_function): Same.
18666 (debug_scattering_functions): Same.
18668 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
18670 * graphite-poly.c (print_scattering_function_1): New.
18671 (print_scattering_function): Call it.
18672 (print_scop_params): Remove spaces at the end of lines.
18673 (print_cloog): New.
18674 (debug_cloog): New.
18675 * graphite-poly.h (print_cloog): Declared.
18676 (debug_cloog): Declared.
18678 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
18680 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
18682 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
18683 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
18684 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
18685 to switch between adding the IV bump in loop->latch or in loop->header.
18687 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
18689 * graphite-poly.c (print_scattering_function): Pretty print following
18690 the scoplib format.
18692 (print_pbb_domain): Same.
18693 (dump_gbb_cases): Same.
18694 (dump_gbb_conditions): Same.
18695 (print_pdrs): Same.
18697 (print_scop_params): Same.
18698 (print_scop_context): Same.
18699 (print_scop): Same.
18700 (print_pbb_body): New.
18701 (lst_indent_to): New.
18702 (print_lst): Start new lines with a #.
18703 * graphite-poly.h (pbb_bb): New.
18704 (pbb_index): Use pbb_bb.
18705 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
18707 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
18709 2010-03-31 Jakub Jelinek <jakub@redhat.com>
18711 * dwarf2out.c (size_of_die): For -gdwarf-4 use
18712 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
18713 and 0 instead of 1 for dw_val_class_flag.
18714 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
18715 dw_val_class_range_list, dw_val_class_loc_list,
18716 dw_val_class_lineptr and dw_val_class_macptr, use
18717 DW_FORM_flag_present for dw_val_class_flag and
18718 DW_FORM_exprloc for dw_val_class_loc.
18719 (output_die): For -gdwarf-4 print dw_val_class_loc
18720 size as uleb128 instead of 1 or 2 bytes and don't print
18721 anything for dw_val_class_flag.
18723 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
18724 instead of cselib_lookup following by tweaking locs->setting_insn.
18727 * cselib.c (cselib_process_insn): Clear cselib_current_insn
18728 even before returning from label, setjmp call or volatile asm
18731 2010-03-31 Richard Guenther <rguenther@suse.de>
18733 PR middle-end/43600
18734 * cgraphunit.c (cgraph_output_in_order): Do not allocate
18735 temporary data on stack.
18737 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18739 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
18740 (PUSHSECTION_ASM_OP): Remove.
18741 (POPSECTION_ASM_OP): Remove.
18742 (PUSHSECTION_FORMAT): Remove.
18743 * config/sol2.h (PUSHSECTION_FORMAT): Define.
18744 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
18745 * config/sol2.c (solaris_output_init_fini): Use it.
18747 2010-03-31 Jie Zhang <jie@codesourcery.com>
18750 * opt-functions.awk (var_type_struct): Use signed char type
18751 for simple variables.
18753 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18755 * config/sol2.c: Include output.h.
18756 (solaris_assemble_visibility): New function.
18757 * config/t-sol2 (sol2.o): Add output.h dependency.
18758 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
18759 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
18762 2010-03-31 Jakub Jelinek <jakub@redhat.com>
18765 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
18766 V2SImode or XFmode on PRE_DEC.
18769 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
18772 2010-03-31 Jie Zhang <jie@codesourcery.com>
18775 * reload.h (caller_save_initialized_p): Declare.
18776 * toplev.c (backend_init_target): Don't call
18777 init_caller_save but set caller_save_initialized_p to false.
18778 * caller-save.c (caller_save_initialized_p): Define.
18779 (init_caller_save): Check caller_save_initialized_p.
18780 * ira.c (ira): Call init_caller_save if flag_caller_saves.
18782 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18785 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
18786 and soft-fp/t-softfp to tmake_file.
18787 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
18788 (LIBGCC2_TF_CEXT): Define.
18791 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
18794 * cselib.c (n_useless_values): Document handling of debug locs.
18795 (n_useless_debug_values, n_debug_values): New variables.
18796 (new_elt_loc_list): Don't add to debug values, keep count.
18797 (promote_debug_loc): New.
18798 (cselib_reset_table): Zero new variables.
18799 (entry_and_rtx_equal_p): Promote debug locs.
18800 (discard_useless_locs): Increment n_useless_debug_values for
18802 (remove_useless_values): Adjust n_useless_values and n_debug_values
18803 with n_useless_debug_values.
18804 (add_mem_for_addr): Promote debug locs.
18805 (cselib_lookup_mem): Likewise.
18806 (cselib_lookup_addr): Renamed to...
18807 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
18808 (cselib_log_lookup): ... this. Turn into...
18809 (cselib_lookup_addr): ... new wrapper.
18810 (cselib_lookup_from_insn): New.
18811 (cselib_invalidate_regno): Increment n_useless_debug_values for
18813 (cselib_invalidate_mem): Likewise.
18814 (cselib_process_insn): Take n_deleted and n_debug_values into
18815 account to guard remove_useless_value call.
18816 (cselib_finish): Zero n_useless_debug_values.
18817 * cselib.h (cselib_lookup_from_insn): Declare.
18818 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
18819 (sched_analyze_2): Likewise.
18821 2010-03-30 Jakub Jelinek <jakub@redhat.com>
18823 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
18825 (adjust_mems): Replace narrowing SUBREG of expression containing
18826 just PLUS, MINUS, MULT and ASHIFT of registers and constants
18827 with operations in the narrower mode.
18830 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
18831 regs_invalidated_by_call instead all call_used_reg_set registers.
18833 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
18835 PR middle-end/43430
18836 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
18837 pointer comparisons with types_compatible_p.
18838 * tree-vect-stmts.c (vectorizable_call): Same.
18839 (vectorizable_condition): Same.
18841 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18843 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
18844 stack check if the mask would be zero.
18846 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
18847 Jack Howarth <howarth@bromo.med.uc.edu>
18849 * tree-profile.c (tree_init_ic_make_global_vars): Make static
18852 2010-03-30 Joseph Myers <joseph@codesourcery.com>
18855 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
18857 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
18858 Include ___unordxf2 and ___unordtf2.
18859 * config/i386/libgcc-glibc.ver: Do not define inheritance from
18862 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
18864 * config/lm32/t-lm32: New file.
18865 * config.gcc: Use the above file when targetting lm32.
18867 2010-03-28 Duncan Sands <baldrick@free.fr>
18869 * Makefile.in (PLUGIN_HEADERS): Add except.h.
18871 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
18873 PR middle-end/43431
18874 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
18875 Improve vectorization cost model diagnostic.
18877 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
18879 PR middle-end/43436
18880 * tree-vect-data-refs.c (vect_analyze_data_refs): When
18881 compute_data_dependences_for_loop returns false, early exit
18882 and output an extra diagnostic for the failed data reference
18885 2010-03-29 Richard Guenther <rguenther@suse.de>
18887 PR tree-optimization/43560
18888 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
18889 (can_sm_ref_p): Treat stores to readonly locations as trapping.
18891 2010-03-29 Jie Zhang <jie@codesourcery.com>
18894 * toplev.c (process_options): Set optimization_default_node
18895 and optimization_current_node.
18896 * opts.c (decode_options): Don't set optimization_default_node
18897 and optimization_current_node.
18899 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
18901 * config/rtems.h: Abandon -qrtems_debug.
18903 2010-03-28 Jan Hubicka <jh@suse.cz>
18905 PR tree-optimization/43505
18906 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
18907 map should not be copied.
18909 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18911 PR middle-end/41674
18912 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
18913 cdtors, set DECL_PRESERVE_P.
18914 * ipa.c (cgraph_externally_visible_p): Return true if declaration
18915 should be preseved.
18917 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
18919 PR tree-optimization/43528
18920 * stor-layout.c (place_field): Check that constant fits into
18921 unsigned HWI when skipping calculation of MS bitfield layout.
18923 2010-03-27 Jan Hubicka <jh@suse.cz>
18925 PR middle-end/43391
18926 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
18927 notice_global_symbol work.
18929 2010-03-27 Jakub Jelinek <jakub@redhat.com>
18931 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
18932 instead of dwarf2out_decl.
18933 (struct var_loc_node): Remove section_label field.
18934 (dwarf2out_function_decl): New function.
18935 (dwarf2out_var_location): Don't set section_label field.
18936 (dwarf2out_begin_function): Don't empty decl_loc_table here.
18938 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
18940 PR tree-optimization/43544
18941 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
18942 First argument for builtin vectorized function hook is now a
18943 tree to be able to distinguish between machine specific and
18945 * targhooks.c (default_builtin_vectorized_function): Ditto.
18946 * targhooks.h (default_builtin_vectorized_function): Ditto.
18947 * target.h (struct gcc_target): Ditto.
18948 * tree-vect-stmts.c (vectorizable_function): Ditto.
18949 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
18950 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
18953 2010-03-26 Joseph Myers <joseph@codesourcery.com>
18956 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
18957 nested binding iff it is a FUNCTION_DECL.
18958 (store_parm_decls_newstyle): Pass nested=true to bind for
18959 FUNCTION_DECLs amongst parameters.
18961 2010-03-26 Jakub Jelinek <jakub@redhat.com>
18963 * var-tracking.c (vt_expand_loc_callback): Don't run
18964 cselib_expand_value_rtx_cb in dummy mode if
18965 cselib_dummy_expand_value_rtx_cb returned false.
18967 * var-tracking.c (emit_note_insn_var_location): For one part
18968 notes with offset 0, don't add EXPR_LIST around the location.
18969 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
18970 add_location_or_const_value_attribute): Adjust for that change.
18973 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
18974 into first operand and location into second.
18975 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
18976 dw_cfi_oprnd_loc for DW_CFA_expression.
18977 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
18978 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
18979 assume first argument is regnum and second argument is location.
18981 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
18984 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
18985 of scratch register to DImode. Split to DImode comparison operator.
18986 Use SImode subreg of scratch register in the multiplication.
18987 (*cmp_sadd_sidi): Ditto.
18988 (*cmp_ssub_si): Ditto.
18989 (*cmp_ssub_sidi): Ditto.
18991 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
18994 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
18995 Remove invalid assert and wrong comment.
18997 2010-03-26 Jakub Jelinek <jakub@redhat.com>
19000 * flags.h (final_insns_dump_p): New extern.
19001 * final.c (final_insns_dump_p): New variable.
19002 (rest_of_clean_state): Set it before -fdump-final-insns=
19003 dumping, clear afterwards.
19004 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
19005 MEM_ALIAS_SET on MEMs.
19007 2010-03-26 David S. Miller <davem@davemloft.net>
19009 * configure.ac: Fix sparc GOTDATA_OP bug check.
19010 * configure: Rebuild.
19012 2010-03-26 Alan Modra <amodra@gmail.com>
19014 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
19016 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19018 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
19019 TLS_SECTION_ASM_FLAG.
19021 2010-03-25 Jakub Jelinek <jakub@redhat.com>
19024 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
19025 Clear first_function_block_is_cold.
19028 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
19029 argument if the argument is truth_value_p.
19031 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19033 * config/rs6000/constraints.md: Update copyright year for my changes.
19036 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
19037 used in reg+reg addressing, swap registers.
19039 2010-03-24 Jakub Jelinek <jakub@redhat.com>
19042 * target.h (struct gcc_target): Add code_end hook.
19043 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
19044 if not yet defined.
19045 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
19046 * toplev.c (compile_file): Call targetm.asm_out.code_end
19047 hook before unwind info/debug info output.
19048 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
19049 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
19050 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
19051 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
19052 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
19053 * config/i386/i386.c (ix86_file_end): Renamed to...
19054 (ix86_code_end): ... this. Make static. Don't call
19055 file_end_indicate_exec_stack. Emit unwind info using
19056 final_start_function/final_end_function.
19057 (darwin_x86_file_end): Remove.
19058 (TARGET_ASM_CODE_END): Define.
19059 * config/i386/i386.h (TARGET_ASM_FILE_END,
19060 NEED_INDICATE_EXEC_STACK): Don't define.
19061 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
19062 (TARGET_ASM_FILE_END): Define to darwin_file_end.
19063 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
19064 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
19067 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
19068 at the beginning and final_end_function at the end.
19069 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
19071 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19073 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
19074 and Sun as TLS syntax.
19075 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
19076 * configure: Regenerate.
19077 * config.in: Regenerate.
19078 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
19079 (default_elf_asm_named_section): Use it.
19080 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
19081 (i386_output_dwarf_dtprel): Likewise.
19082 (output_addr_const_extra): Likewise.
19083 (output_pic_addr_const): Lowercase @GOTTPOFF.
19084 (output_addr_const_extra): Likewise.
19085 (output_pic_addr_const): Lowercase @GOTNTPOFF.
19086 (output_addr_const_extra): Likewise.
19087 (output_pic_addr_const): Lowercase @INDNTPOFF.
19088 (output_addr_const_extra): Likewise.
19089 (output_pic_addr_const): Lowercase @NTPOFF.
19090 (output_addr_const_extra): Likewise.
19091 (output_pic_addr_const): Lowercase @TPOFF.
19092 (output_addr_const_extra): Likewise.
19093 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
19094 (*tls_global_dynamic_64): Likewise.
19095 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
19096 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
19098 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
19099 (ASM_OUTPUT_TLS_COMMON): Use it.
19100 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
19103 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
19104 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
19105 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
19106 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
19107 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
19108 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
19110 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19112 * config/i386/i386.c (override_options): Don't accept
19113 -mtls-dialect=sun any longer.
19114 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
19115 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
19116 (*tls_local_dynamic_base_32_sun): Likewise.
19117 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
19119 2010-03-24 Jakub Jelinek <jakub@redhat.com>
19122 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
19123 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
19126 * ira.c (adjust_cleared_regs): New function.
19127 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
19131 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
19133 * expr.c (expand_expr_real): Restore previous
19134 curr_insn_source_location and curr_insn_block after
19135 expand_expr_real_1 call.
19136 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
19137 instead of expand_expr_real_1.
19139 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
19141 PR rtl-optimization/43413
19142 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
19145 2010-03-22 James E. Wilson <wilson@codesourcery.com>
19148 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
19149 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
19151 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
19153 * config/i386/i386.c (ix86_target_string): Add -mfma.
19154 Fix a typo in comment.
19156 2010-03-22 Mike Stump <mikestump@comcast.net>
19159 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
19160 Don't overly align based upon packed packed fields.
19162 2010-03-22 Jason Merrill <jason@redhat.com>
19164 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
19165 Use () rather than [], and move before the element type.
19167 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19169 * doc/configfiles.texi (Configuration Files): Removed
19170 fixinc/Makefile*, intl/Makefile.*.
19171 * doc/makefile.texi: Fixed markup. Abstract from version
19172 control system used.
19173 (Makefile): Removed obsolete gcc/java/parse.y example.
19174 * doc/sourcebuild.texi: Likewise.
19175 (Top Level): Added config, gnattools, libdecnumber, libgcc,
19176 libgomp, libssp. Removed fastjar.
19177 (Miscellaneous Docs): Clarify location.
19178 Added COPYING3, COPYING3.LIB.
19179 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
19181 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19184 * config/i386/i386.c (x86_function_profiler)
19185 [!NO_PROFILE_COUNTERS]: Fix typo.
19186 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
19189 2010-03-22 Janis Johnson <janis187@us.ibm.com>
19190 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19192 * doc/sourcebuild.texi (Test Directives): Split into six
19193 subsections, with most of the current text in new subsections
19194 Directives, Selectors, and Final Actions.
19195 (Directives): Split list of test directives into multiple
19197 (Selectors): Describe use and syntax of selectors.
19198 (Effective-Target Keywords): Describe all existing keywords.
19199 (Add Options): Describe features for dg-add-options.
19200 (Require Support): Describe variants of dg-require-support.
19201 (Final Actions): Describe commands to use in dg-final.
19203 2010-03-22 Michael Matz <matz@suse.de>
19205 PR middle-end/43475
19206 * recog.c (validate_replace_rtx_group): Replace also in
19207 REG_EQUAL and REG_EQUIV notes.
19209 2010-03-22 Richard Guenther <rguenther@suse.de>
19211 PR tree-optimization/43390
19212 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
19213 sure vector extracts are type correct.
19215 2010-03-22 Richard Guenther <rguenther@suse.de>
19217 PR middle-end/40106
19218 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
19219 x * sqrt (x) even when optimizing for size if the target
19220 has native support for sqrt.
19222 2010-03-22 Jakub Jelinek <jakub@redhat.com>
19224 * varasm.c (make_decl_rtl_for_debug): Also clear
19225 flag_mudflap for the duration of make_decl_rtl call.
19228 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
19229 locs from preserved VALUEs.
19231 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19233 PR middle-end/42718
19234 * pa.md (movmemsi): Set align to one if zero.
19235 (movmemdi): Likewise.
19237 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
19240 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
19241 with their corresponding prologue pushes.
19243 2010-03-20 Andrew Pinski <pinskia@gmail.com>
19246 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
19247 at the begining or end.
19248 (spu_expand_epilogue): Likewise.
19250 2010-03-20 Richard Guenther <rguenther@suse.de>
19252 PR rtl-optimization/43438
19253 * combine.c (make_extraction): Properly zero-/sign-extend an
19254 extraction of the low part of a CONST_INT. Also handle
19257 2010-03-19 Mike Stump <mikestump@comcast.net>
19259 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
19260 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
19261 (override_options): Use SUBTARGET32_DEFAULT_CPU.
19263 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
19266 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
19269 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
19271 PR rtl-optimization/42258
19272 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
19273 use that may match DEF.
19276 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
19277 the cost of loading the constant rather than assuming
19279 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
19280 outer code is AND, do the same tests as the andsi3 expander and
19281 return COSTS_N_INSNS (1) if and is cheap.
19283 * optabs.c (avoid_expensive_constant): Fix formatting.
19285 2010-03-19 Michael Matz <matz@suse.de>
19288 * attribs.c (decl_attributes): When rebuilding a function pointer
19289 type use the same qualifiers as the original pointer type.
19291 2010-03-19 Martin Jambor <mjambor@suse.cz>
19293 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
19294 and is_gimple_ip_invariant_address.
19296 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19299 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19301 * config/arm/arm.c (arm_override_options): Turn off
19302 flag_dwarf2_cfi_asm for AAPCS variants.
19304 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19307 * config/arm/arm.c (emit_multi_reg_push): Update comments.
19308 Use PRE_MODIFY instead of PRE_DEC.
19309 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
19310 (vfp_emit_fstmd): Likewise.
19312 2010-03-19 Michael Matz <matz@suse.de>
19315 * builtins.c (expand_builtin_interclass_mathfn,
19316 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
19319 2010-03-19 Richard Guenther <rguenther@suse.de>
19321 PR tree-optimization/43415
19322 * tree-ssa-pre.c (phi_translate): Split out worker to ...
19323 (phi_translate_1): ... this.
19324 (phi_translate): Move all caching here. Cache all NARY
19325 and REFERENCE translations.
19327 2010-03-19 David S. Miller <davem@davemloft.net>
19329 With help from Eric Botcazou.
19330 * config/sparc/sparc.c: Include dwarf2out.h.
19331 (emit_pic_helper): Delete.
19332 (pic_helper_symbol_name): Delete.
19333 (pic_helper_emitted_p): Delete.
19334 (pic_helper_needed): New.
19335 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
19336 (get_pc_thunk_name): New.
19337 (load_pic_register): Remove 'delay_pic_helper' arg. Use
19338 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
19339 Set pic_helper_needed to true. Don't call emit_pic_helper.
19340 (sparc_expand_prologue): Update load_pic_register call.
19341 (sparc_output_mi_thunk): Likewise.
19342 (sparc_file_end): Emit a hidden comdat symbol for the PIC
19343 thunk if possible. Output CFI information as needed.
19345 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19346 Jack Howarth <howarth@bromo.med.uc.edu>
19349 * config/i386/i386.h: Fix ABI on darwin x86-32.
19351 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
19353 * tree.h: Declare make_decl_rtl_for_debug.
19354 * varasm.c (make_decl_rtl_for_debug): New.
19355 * dwarf2out.c (rtl_for_decl_location): Call it.
19356 * cfgexpand.c (expand_debug_expr): Call it.
19358 2010-03-18 Jakub Jelinek <jakub@redhat.com>
19361 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
19365 * var-tracking.c (vt_init_cfa_base): Do nothing if
19366 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
19368 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
19371 * var-tracking.c (canonicalize_vars_star): New.
19372 (dataflow_post_merge_adjust): Use it.
19374 2010-03-18 Jakub Jelinek <jakub@redhat.com>
19377 * var-tracking.c (non_suitable_const): New function.
19378 (add_uses): For DEBUG_INSNs with constants, don't record any
19379 value, instead just the constant value itself.
19380 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
19381 is not VAR_LOC_UNKNOWN_P, set var to the constant.
19382 (emit_notes_in_bb): Likewise.
19383 (emit_note_insn_var_location): For onepart variables if
19384 cur_loc is a VOIDmode constant, use DECL_MODE.
19386 2010-03-18 Martin Jambor <mjambor@suse.cz>
19388 PR middle-end/42450
19389 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
19390 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
19391 all non-clones. Moved call redirection...
19392 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
19393 (cgraph_materialize_all_clones): Dispose of all
19394 combined_args_to_skip bitmaps.
19395 (verify_cgraph_node): Do not check for edges pointing to wrong
19396 nodes in inline clones.
19397 * tree-inline.c (copy_bb): Call
19398 cgraph_redirect_edge_call_stmt_to_callee.
19399 * ipa.c (cgraph_remove_unreachable_nodes): Call
19400 cgraph_node_remove_callees even when there are used clones.
19402 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
19404 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
19406 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
19409 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
19412 2010-03-18 Michael Matz <matz@suse.de>
19414 PR middle-end/43419
19415 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
19416 into sqrt(x) if we need to preserve signed zeros.
19418 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
19419 Eric Botcazou <ebotcazou@adacore.com>
19421 PR rtl-optimization/43360
19422 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
19423 note if we don't know its invariant status.
19425 2010-03-18 Michael Matz <matz@suse.de>
19427 PR tree-optimization/43402
19428 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
19429 PHI chains of ssa names registered for update.
19431 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
19434 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
19435 non-offsettable and pre_modify update addressing.
19436 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
19437 and "2" alternatives "#".
19438 (*movdd_softfloat32): Make all alternatives "#";
19439 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
19440 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
19441 (*movdf_softfloat32): Make all alternatives "#";
19442 (movdi): Use the new DIFD mode iterator to create a common splitter
19443 for movdi, movdf and movdd patterns.
19445 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
19447 * common.opt (dumpdir): Remove redundant tab.
19449 2010-03-17 Martin Jambor <mjambor@suse.cz>
19451 PR tree-optimization/43347
19452 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
19453 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
19455 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
19457 PR rtl-optimization/42216
19458 * regrename.c (create_new_chain): New function, broken out from...
19459 (scan_rtx_reg): ... here. Call it. Handle the case where we are
19460 appending a use to an empty chain.
19461 (build_def_use): Remove previous changes that convert OP_INOUT to
19462 OP_OUT operands; instead detect the case where an OP_INOUT operand
19463 uses a previously untracked register and create an empty chain for it.
19465 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19467 * doc/extend.texi (Function Attributes): Rewrite unfinished
19468 sentence in ms_abi documentation.
19470 2010-03-17 Alan Modra <amodra@gmail.com>
19472 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
19473 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
19474 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
19475 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
19477 2010-03-16 Richard Henderson <rth@redhat.com>
19479 PR middle-end/43365
19480 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
19481 (lower_try_finally): Save and restore eh_seq around the expansion
19482 of the try-finally.
19484 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
19486 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
19487 statements before splitting block.
19489 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19491 * doc/sourcebuild.texi (Testsuites): Fix markup.
19492 Use pathnames relative to gcc/testsuite.
19493 (Test Directives): Move description of how timeout is determined.
19494 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
19495 (C Tests): Correct gcc.misc-tests directory.
19496 Framework tests now live in gcc.test-framework.
19498 2010-03-16 Richard Guenther <rguenther@suse.de>
19500 PR middle-end/43379
19501 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
19502 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
19504 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
19505 Alexandre Oliva <aoliva@redhat.com>
19507 PR tree-optimization/42917
19508 * lambda-code.c (remove_iv): Skip debug statements.
19509 (lambda_loopnest_to_gcc_loopnest): Likewise.
19510 (not_interesting_stmt): Debug statements are not interesting.
19512 2010-03-16 Jakub Jelinek <jakub@redhat.com>
19516 * cselib.c (cselib_preserve_constants,
19517 cfa_base_preserved_val): New static variables.
19518 (preserve_only_constants): New function.
19519 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
19520 clear its REG_VALUES. If cselib_preserve_constants, don't
19521 empty the whole hash table, but preserve there VALUEs with constants,
19522 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
19523 (cselib_preserve_cfa_base_value): New function.
19524 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
19525 (cselib_init): Change argument to int bitfield. Set
19526 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
19528 (cselib_finish): Clear cselib_preserve_constants and
19529 cfa_base_preserved_val.
19530 * cselib.h (enum cselib_record_what): New enum.
19531 (cselib_init): Change argument to int.
19532 (cselib_preserve_cfa_base_value): New prototype.
19533 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
19534 * dse.c (dse_step1): Likewise.
19535 * cfgcleanup.c (thread_jump): Likewise.
19536 * sched-deps.c (sched_analyze): Likewise.
19537 * gcse.c (local_cprop_pass): Likewise.
19538 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
19539 If FN is non-NULL, call the callback always and whenever it returns
19540 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
19541 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
19542 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
19543 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
19544 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
19545 * var-tracking.c: Include recog.h.
19546 (bb_stack_adjust_offset): Remove.
19547 (vt_stack_adjustments): Don't call it, instead just gather the
19548 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
19549 (adjust_stack_reference): Remove.
19550 (compute_cfa_pointer): New function.
19551 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
19552 (struct adjust_mem_data): New type.
19553 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
19555 (get_address_mode): New function.
19556 (replace_expr_with_values): Use it.
19557 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
19558 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
19559 (adjust_sets): Remove.
19560 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
19561 Use get_address_mode.
19562 (get_adjusted_src): Remove.
19563 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
19564 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
19565 (add_with_sets): Don't call adjust_sets.
19566 (fp_setter, vt_init_cfa_base): New functions.
19567 (vt_initialize): Change return type to bool. Move most of pool etc.
19568 initialization to the beginning of the function from end. Pass
19569 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
19570 If !frame_pointer_needed, call vt_stack_adjustment before mos
19571 vector is filled, call vt_init_cfa_base if argp/framep has been
19572 eliminated to sp. If frame_pointer_needed and argp/framep has
19573 been eliminated to hard frame pointer, set
19574 hard_frame_pointer_adjustment and call vt_init_cfa_base after
19575 encountering fp setter in the prologue. For MO_ADJUST, call
19576 log_op_type before pusing the op into mos vector, not afterwards.
19577 Call adjust_insn before cselib_process_insn/add_with_sets,
19578 call cancel_changes (0) afterwards.
19579 (variable_tracking_main_1): Adjust for vt_initialize calling
19580 vt_stack_adjustments and returning whether it succeeded or not.
19582 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
19584 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
19587 2010-03-15 Jakub Jelinek <jakub@redhat.com>
19589 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
19591 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
19592 drap_reg has not been set.
19594 2010-03-15 Michael Matz <matz@suse.de>
19596 PR middle-end/43300
19597 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
19598 use it to expand block copies.
19599 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19600 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
19601 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
19603 2010-03-15 Richard Guenther <rguenther@suse.de>
19605 PR tree-optimization/43367
19606 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
19609 2010-03-15 Richard Guenther <rguenther@suse.de>
19611 PR tree-optimization/43317
19612 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
19614 2010-03-15 Martin Jambor <mjambor@suse.cz>
19616 PR tree-optimization/43141
19617 * tree-sra.c (create_abstract_origin): New function.
19618 (modify_function): Call create_abstract_origin.
19620 2010-03-15 Chris Demetriou <cgd@google.com>
19622 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
19625 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
19627 PR middle-end/43354
19628 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
19629 call insert_out_of_ssa_copy for default definitions.
19631 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
19633 * graphite-clast-to-gimple.c (my_long_long): Defined.
19634 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
19635 * graphite-sese-to-poly.c (my_long_long): Defined.
19636 (scop_ivs_can_be_represented): Use it.
19638 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
19640 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
19641 graphite-max-bbs-per-function, and loop-block-tile-size.
19642 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
19644 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
19646 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
19648 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
19649 forward declaration.
19650 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
19651 (add_upper_bounds_from_estimated_nit): New.
19652 (build_loop_iteration_domains): Use it.
19654 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
19656 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
19658 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
19660 PR middle-end/43306
19661 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
19662 should be an INTEGER_CST. Also handle CASE_CONVERT.
19664 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
19666 * graphite.c (graphite_initialize): To bound the number of bbs per
19667 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
19668 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
19669 * doc/invoke.texi: Document it.
19671 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
19673 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
19674 * graphite-sese-to-poly.h (build_poly_scop): Same.
19676 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
19678 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
19679 the number of parameters in the scop. Use as an upper bound
19680 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
19681 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
19682 * doc/invoke.texi: Document it.
19684 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
19686 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
19687 * doc/c-tree.texi: Remove.
19688 * doc/generic.texi: Merge c-tree.texi here.
19689 * doc/gccint.texi (Trees): Remove menu entry.
19690 (c-tree.texi): Remove @include.
19691 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
19692 * doc/languages.texi (Reading RTL): Ditto.
19694 2010-03-12 Steve Ellcey <sje@cup.hp.com>
19697 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
19699 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19701 PR middle-end/42431
19702 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
19703 code added to work around reload clobbering CONST insns.
19705 2010-03-12 Jakub Jelinek <jakub@redhat.com>
19707 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
19708 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
19709 (cselib_preserve_only_values): Remove retain argument, don't
19710 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
19711 * cselib.h (cselib_preserve_only_values): Remove retain argument.
19712 * var-tracking.c (micro_operation): Move insn field before union.
19713 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
19714 (struct variable_tracking_info_def): Remove n_mos field, change
19715 mos into a vector of micro_operations.
19716 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
19717 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
19718 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
19719 changing into a vector.
19720 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
19721 come before all other uops generated by add_stores.
19722 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
19724 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
19725 a vector. Run just one pass over the bbs instead of separate counting
19726 and computation phase.
19727 (vt_finalize): Free VTI (bb)->mos vector instead of array.
19730 * tree-inline.c (remap_decls): Put old_var rather than origin_var
19731 into *nonlocalized_list vector.
19732 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
19733 even if origin is non-NULL.
19734 (gen_variable_die): Likewise.
19735 (process_scope_var): Don't change origin.
19736 (gen_decl_die): Likewise.
19737 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
19738 before adding new edges instead of after it, fix moving over
19741 2010-03-11 David S. Miller <davem@davemloft.net>
19743 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
19745 * configure: Rebuild.
19747 2010-03-11 Martin Jambor <mjambor@suse.cz>
19749 PR tree-optimization/43257
19750 * tree.c (assign_assembler_name_if_neeeded): New function.
19751 (free_lang_data_in_cgraph): Assembler name assignment moved to the
19752 above new function.
19753 * tree.h (assign_assembler_name_if_neeeded): Declare.
19754 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
19755 the function if needed.
19757 2010-03-11 Chris Demetriou <cgd@google.com>
19759 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
19760 include/stdint-gcc.h, and include/stdint.h world-readable.
19762 2010-03-11 Richard Guenther <rguenther@suse.de>
19764 PR tree-optimization/43255
19765 * tree-vrp.c (process_assert_insertions_for): Do not insert
19766 asserts for trivial conditions.
19768 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19770 PR tree-optimization/43280
19771 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
19772 generation. Move calculation of size out of the if branch.
19773 (find_bswap): Modify compare number generation.
19775 2010-03-11 Richard Guenther <rguenther@suse.de>
19778 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
19779 (input_gimple_stmt): Fixup handled component types during
19780 operand read. Also fix up decls in ADDR_EXPRs.
19782 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
19784 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
19785 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
19787 2010-03-10 Jan Hubicka <jh@suse.cz>
19790 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
19791 * varasm.c (get_variable_section): Don't do that here...
19792 (make_decl_rtl): ... and here.
19793 (do_assemble_alias): Produce decl RTL.
19794 (assemble_alias): Likewise.
19796 2010-03-10 Jakub Jelinek <jakub@redhat.com>
19799 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
19800 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
19802 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
19803 (based_loc_descr): Only express drap or vdrap regno based expressions
19804 using DW_OP_fbreg when not optimizing.
19805 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
19806 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
19807 REG_CFA_SET_VDRAP note.
19809 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
19811 PR tree-optimization/43236
19812 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
19813 error in calculation of base address in reverse iteration case.
19814 (generate_builtin): Take number of latch executions if the statement
19817 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
19819 PR middle-end/42859
19820 * tree-eh.c: Include pointer-set.h.
19821 (lower_eh_dispatch): Filter out duplicate case labels and
19822 remove the unneeded edge when the label is unused. Return
19823 true when some edges are removed.
19824 (execute_lower_eh_dispatch): When any lowering resulted in
19825 removing an edge, also delete unreachable blocks.
19827 2010-03-10 Jakub Jelinek <jakub@redhat.com>
19830 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
19831 UNSPEC_MACHOPIC_OFFSET.
19833 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
19836 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
19837 (m68k_delegitimize_address): New function.
19839 2010-03-09 Jakub Jelinek <jakub@redhat.com>
19842 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
19845 * var-tracking.c (adjust_sets): New function.
19846 (count_with_sets, add_with_sets): Use it.
19847 (get_adjusted_src): New inline function.
19848 (add_stores): Use it.
19851 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
19852 call cselib_dummy_expand_value_rtx_cb instead of
19853 cselib_expand_value_rtx_cb.
19856 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
19857 * config/i386/i386.c: Include debug.h and dwarf2out.h.
19858 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
19859 and .cfi_endproc around the pic thunks.
19860 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
19861 all queued unwind info register saves are saved before the call.
19862 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
19863 considered as sp-=4 for unwind info and the pop as sp+=4 which
19864 also clobbers dest, but doesn't actually restore it.
19867 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
19868 RTX_FRAME_RELATED_P.
19870 2010-03-09 Jie Zhang <jie@codesourcery.com>
19872 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
19873 whitespaces in output template.
19875 2010-03-09 Jie Zhang <jie@codesourcery.com>
19877 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
19878 out array boundary.
19880 2010-03-08 Jakub Jelinek <jakub@redhat.com>
19882 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
19883 builtins.exp in a separate job.
19885 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
19887 * graphite-sese-to-poly.c (add_param_constraints): Use
19888 lower_bound_in_type and upper_bound_in_type.
19890 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
19892 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
19893 instead of unsigned_type_node.
19895 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
19896 Reza Yazdani <reza.yazdani@amd.com>
19898 PR middle-end/43065
19899 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
19900 on pointer type parameters.
19902 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
19904 PR middle-end/42644
19905 PR middle-end/42130
19906 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
19907 handle conversions from pointer to integers.
19908 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
19909 induction variable, to be able to work with code generated by CLooG.
19910 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
19911 (build_poly_scop): Bail out if we cannot codegen a loop.
19913 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
19915 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
19916 code generation with gloog_error.
19918 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
19920 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
19921 Call fold_convert on all the returned values.
19922 (expand_scalar_variables_expr): Pass to
19923 expand_scalar_variables_ssa_name the type of the resulting expression.
19925 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
19927 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
19928 ppl_min_for_le_pointset.
19929 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
19930 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
19932 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
19934 * graphite-dependences.c (map_into_dep_poly): Removed.
19935 (dependence_polyhedron_1): Use combine_context_id_scat.
19937 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
19939 * graphite-poly.h (struct poly_scattering): Add layout documentation.
19940 (struct poly_bb): Same.
19941 (combine_context_id_scat): New.
19943 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
19945 PR middle-end/42326
19946 * sese.c (name_defined_in_loop_p): Return false for default
19949 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
19951 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
19952 and clean up the logic.
19954 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
19956 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
19959 2010-03-08 Jakub Jelinek <jakub@redhat.com>
19961 * var-tracking.c (remove_cselib_value_chains): Define only for
19963 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
19964 delete_slot_part, emit_notes_for_differences_1): Don't call
19965 remove_cselib_value_chains here.
19966 (set_slot_part, emit_notes_for_differences_2): Don't call
19967 add_cselib_value_chains here.
19968 (preserved_values): New vector.
19969 (preserve_value): New function.
19970 (add_uses, add_stores, vt_add_function_parameters): Use it
19971 instead of cselib_preserve_value.
19972 (changed_values_stack): New vector.
19973 (check_changed_vars_0): New function.
19974 (check_changed_vars_1, check_changed_vars_2): Use it.
19975 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
19976 changed_values_stack VALUEs.
19977 (vt_emit_notes): For all preserved_values call
19978 add_cselib_value_chains. If ENABLE_CHECKING call
19979 remove_cselib_value_chains before verifying value_chains is empty.
19980 Initialize and free changed_values_stack.
19981 (vt_initialize): Initialize preserved_values.
19982 (vt_finalize): Free preserved_values.
19984 2010-03-08 Richard Guenther <rguenther@suse.de>
19986 PR tree-optimization/43269
19987 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
19990 2010-03-08 Martin Jambor <mjambor@suse.cz>
19992 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
19993 (ipa_is_param_called): Removed.
19994 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
19995 (ipa_print_node_params): Do not print the called flag.
19996 (ipa_write_node_info): Do not stream the called flag.
19997 (ipa_read_node_info): Likewise.
19999 2010-03-07 Jakub Jelinek <jakub@redhat.com>
20002 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
20003 * cselib.c (struct expand_value_data): Add dummy field.
20004 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
20006 (cselib_dummy_expand_value_rtx_cb): New function.
20007 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
20009 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
20010 * var-tracking.c: Include pointer-set.h.
20011 (variable): Change n_var_parts to char from int. Add
20012 cur_loc_changed and in_changed_variables fields.
20013 (variable_canonicalize): Remove.
20014 (shared_var_p): New inline function.
20015 (unshare_variable): Maintain cur_loc_changed and
20016 in_changed_variables fields. If var was in changed_variables,
20017 replace it there with new_var. Just copy cur_loc instead of
20018 resetting it to something else.
20019 (variable_union): Don't recompute cur_loc. Use shared_var_p.
20020 (dataflow_set_union): Don't call variable_canonicalize.
20021 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
20022 of their DEBUG_EXPR_TREE_DECLs.
20023 (canonicalize_loc_order_check): Verify that cur_loc is NULL
20024 and in_changed_variables and cur_loc_changed is false.
20025 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
20026 and cur_loc_changed. Don't update cur_loc here.
20027 (variable_merge_over_src): Don't call variable_canonicalize.
20028 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
20029 removing loc that is equal to cur_loc, clear cur_loc,
20030 set cur_loc_changed and ensure variable_was_changed is called.
20031 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
20032 compare pointers in cur_loc check, if it is equal to loc,
20033 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
20034 (variable_different_p): Remove compare_current_location argument,
20035 don't compare cur_loc.
20036 (dataflow_set_different_1): Adjust variable_different_p caller.
20037 (variable_was_changed): If dv had some var in changed_variables
20038 already, reset in_changed_variables flag for it and propagate
20039 cur_loc_changed over to the new variable. On empty var
20040 always set cur_loc_changed. Set in_changed_variables on whatever
20041 var is added to changed_variables.
20042 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
20043 Use shared_var_p. When removing loc that is equal to cur_loc,
20044 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
20045 end, don't set it to something else, just call variable_was_changed.
20046 (delete_slot_part): Use shared_var_p. When cur_loc equals to
20047 loc being removed, clear cur_loc and set cur_loc_changed.
20048 Set cur_loc_changed if all locations have been removed.
20049 (struct expand_loc_callback_data): New type.
20050 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
20051 allocated. Always create SUBREGs if simplify_subreg failed.
20052 Prefer to use cur_loc, when that fails and still in
20053 changed_variables (and seen first time) recompute it. Set
20054 cur_loc_changed of variables which had to change cur_loc and
20055 compute elcd->cur_loc_changed if any of the subexpressions used
20056 had to change cur_loc.
20057 (vt_expand_loc): Adjust to pass arguments in
20058 expand_loc_callback_data structure.
20059 (vt_expand_loc_dummy): New function.
20060 (emitted_notes): New variable.
20061 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
20062 that weren't used for any other decl in current
20063 emit_notes_for_changes call call vt_expand_loc_dummy to update
20064 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
20065 first loc_chain location if NULL before. Always use just
20066 cur_loc instead of first loc_chain location. When cur_loc_changed
20067 is false, when not --enable-checking=rtl just don't emit any note.
20068 When rtl checking, compute the note and assert it is the same
20069 as previous note. Clear cur_loc_changed and in_changed_variables
20070 at the end before removing from changed_variables.
20071 (check_changed_vars_3): New function.
20072 (emit_notes_for_changes): Traverse changed_vars to call
20073 check_changed_vars_3 on each changed var.
20074 (emit_notes_for_differences_1): Clear cur_loc_changed and
20075 in_changed_variables. Recompute cur_loc of new_var.
20076 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
20077 (vt_emit_notes): Initialize and destroy emitted_notes.
20079 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
20081 PR rtl-optimization/42220
20082 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
20083 Use verify_reg_tracked to determine if we should use OP_OUT rather
20085 (build_def_use): If we see an in-out operand for a register that we
20086 know nothing about, treat is an output if possible, fail the block if
20089 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
20092 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
20095 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
20098 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
20099 uses of relevant DEFs that are dead outside the loop too.
20101 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
20103 * var-tracking.c (dataflow_set_merge): Swap src and src2.
20105 2010-01-13 Jakub Jelinek <jakub@redhat.com>
20107 * var-tracking.c (values_to_unmark): New variable.
20108 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
20109 values_to_unmark vector. Moved body to...
20110 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
20111 instead queue it into values_to_unmark vector.
20112 (vt_find_locations): Free values_to_unmark vector.
20114 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
20116 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
20117 (site.exp): Export them when plugins are enabled.
20119 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
20121 PR middle-end/42326
20122 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
20123 that contain scevs.
20124 (chrec_fold_multiply): Same.
20126 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
20129 * c-decl.c (build_compound_literal): Return early if init is
20130 an error_mark_node.
20132 2010-03-04 Martin Jambor <mjambor@suse.cz>
20134 PR tree-optimization/43164
20135 PR tree-optimization/43191
20136 * tree-sra.c (type_consists_of_records_p): Reject records with
20137 zero-size bit-fields at the end.
20139 2010-03-04 Mike Stump <mikestump@comcast.net>
20141 * Makefile.in (TAGS): Remove *.y.
20143 2010-03-04 Richard Guenther <rguenther@suse.de>
20145 PR tree-optimization/40761
20146 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
20148 (my_rev_post_order_compute): New function.
20149 (init_pre): Call it.
20151 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
20153 PR middle-end/43209
20154 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
20155 decrease the cost of an IV candidate when the cost is infinite.
20157 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20159 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
20160 Use '3DNow!' for the extension of that name, ensure normal space
20162 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
20164 2010-03-03 Jeff Law <law@redhat.com>
20166 * PR middle-end/32693
20167 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
20168 than gen_rtx_SUBREG.
20169 (extract_bit_field_1): Likewise.
20171 2010-03-03 Janis Johnson <janis187@us.ibm.com>
20173 * doc/sourcebuild.texi (Test directives): Document that arguments
20174 include-opts and exclude-opts are now optional for dg-skip-if,
20175 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
20177 2010-03-03 Jason Merrill <jason@redhat.com>
20180 * cgraph.h (varpool_node): Add extra_name field.
20181 * varpool.c (varpool_extra_name_alias): New.
20182 (varpool_assemble_decl): Emit extra name aliases.
20183 (varpool_mark_needed_node): Look past an extra name alias.
20184 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
20185 * lto-streamer-in.c (lto_input_tree): Read it.
20186 * lto-streamer-out.c (output_unreferenced_globals): Write it.
20188 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
20190 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
20191 (sparc*-*-solaris2*): ...this.
20193 2010-03-03 Jakub Jelinek <jakub@redhat.com>
20196 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
20197 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
20198 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
20199 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
20202 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
20203 fallthrough to default handling, just with want_address 0 instead of 2.
20204 For single element lists, add_AT_loc directly, otherwise create an
20205 artificial variable DIE and stick location list to it.
20208 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
20209 (VAL_EXPR_HAS_REVERSE): Define.
20210 (reverse_op): New function.
20211 (add_stores): For reversible operations add an extra MO_VAL_USE.
20213 2010-03-02 Jason Merrill <jason@redhat.com>
20215 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
20217 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
20219 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
20220 (sparc64-*-linux*): Likewise.
20221 (sparc64-*-solaris2*): Include assembler files before linker ones.
20222 (sparc-*-solaris2*): Simplify and reorder to match previous case.
20223 * config/sparc/gas.h: Delete.
20224 * config/sparc/sol2-64.h: Add copyright notice.
20225 * config/sparc/sol2-gas-bi.h: Likewise.
20226 * config/sparc/sol2-gld.h: Likewise.
20227 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
20228 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
20229 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
20230 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
20231 (sparc_elf_asm_named_section): Rename into...
20232 (sparc_solaris_elf_asm_named_section): ...this. Always define.
20234 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
20236 * config/alpha/alpha.c (override_options): Fix -mtune error message.
20238 2010-03-02 Jeff Law <law@redhat.com>
20240 PR middle-end/42431
20241 * reload1.c (rtx_p, substitute_stack): Declare.
20242 (substitute): Record addresses of changed rtxs.
20243 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
20244 Restore the original rtx when complete.
20245 (reload): Free subsitute_stack when complete.
20247 2010-03-02 Janis Johnson <janis187@us.ibm.com>
20249 * doc/gccint.texi (menu): Add Testsuites as a chapter.
20250 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
20252 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
20253 LTO Testing, gcov Testing, profopt Testing, compat Testing,
20254 Torture Tests): Change from subsection to section.
20256 2010-03-02 Jakub Jelinek <jakub@redhat.com>
20257 Steven Bosscher <steven@gcc.gnu.org>
20259 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
20262 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
20264 PR middle-end/42640
20265 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
20266 the assignment from the new induction variable to the assignment
20267 of the value from the original loop PHI function.
20269 2010-03-01 Janis Johnson <janis187@us.ibm.com>
20270 Daniel Jacobowitz <dan@codesourcery.com>
20272 * doc/sourcebuild.texi (Test directives): Clarify options to
20275 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20277 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
20278 Disable cfi directives unless GCC and gas agree on using read-only
20279 .eh_frame sections for 64-bit.
20280 * configure: Regenerate.
20282 2010-03-01 Richard Guenther <rguenther@suse.de>
20284 PR tree-optimization/43220
20285 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
20286 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
20288 2010-03-01 Richard Guenther <rguenther@suse.de>
20289 Martin Jambor <mjambor@suse.cz>
20291 PR middle-end/41250
20292 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
20293 gimplified parameters.
20295 2010-03-01 Christian Bruel <christian.bruel@st.com>
20297 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
20299 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
20301 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
20303 2010-03-01 Richard Guenther <rguenther@suse.de>
20305 PR middle-end/43213
20306 * expr.c (expand_assignment): Use the alias-oracle to tell
20307 if the rhs aliases the result decl.
20309 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20312 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
20313 to sol_gt_pch_get_address.
20314 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
20315 64-bit, SPARC and x86.
20316 (sol_gt_pch_get_address): New function.
20318 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
20320 * toplev.h (inform_n, error_n): Declare.
20321 * diagnostic.c (inform_n, error_n): New function.
20323 2010-03-01 Jakub Jelinek <jakub@redhat.com>
20325 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
20326 has no rtl yet when processing local_decls, queue it and recheck
20327 if deferred stack allocation hasn't assigned it rtl.
20329 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
20331 * config/sh/sh.c (unspec_bbr_uid): New.
20332 (gen_block_redirect): Use it instead of INSN_UID.
20333 (gen_far_branch): Likewise.
20335 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
20337 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
20338 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
20340 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20342 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
20343 (Warning Options): -Wno-conversion-null is valid for
20344 Objective-C++ as well.
20345 * doc/tm.texi (Named Address Spaces): Likewise.
20346 * doc/plugins.texi (Plugins): Replace TABs with spaces.
20347 * doc/tree-ssa.texi (Tree SSA): Likewise.
20349 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
20352 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
20353 by default. Don't set the default arch for
20354 i[34567]86-*-darwin*|x86_64-*-darwin*.
20356 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
20359 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
20360 default. Set the default 32bit/64bit archs with $with_arch
20361 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
20363 2010-02-27 Richard Guenther <rguenther@suse.de>
20365 PR tree-optimization/43186
20366 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
20367 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
20368 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
20369 unroller iterations.
20371 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
20373 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
20374 required and i[34567]86-*-* targets don't support 64bit ISA.
20376 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
20379 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
20380 the same alias set.
20382 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
20384 * config.gcc: Set the default arch at least to Prescott for
20385 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
20386 if SSE math is enabled.
20388 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
20390 * diagnostic.c (diagnostic_initialize): Update.
20391 (diagnostic_report_diagnostic): Test inhibit_notes_p for
20393 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
20394 (diagnostic_inhibit_notes): New.
20395 * toplev.c (process_options): inhibit notes with -fcompare-debug.
20397 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
20400 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
20401 * doc/standards.texi: Likewise.
20402 * doc/extend.texi: Likewise.
20403 * doc/trouble.texi: Likewise.
20404 * doc/cppopts.texi: Likewise.
20405 * doc/install.texi: Likewise.
20406 * c.opt (std=c90,std=gnu90): New options.
20407 * c-opts.c (c_common_handle_option): Handle them.
20409 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
20412 * c-decl.c (undeclared_variable): Use an informative note.
20414 2010-02-26 Richard Guenther <rguenther@suse.de>
20416 PR tree-optimization/43186
20417 * gimple.h (gimple_fold): Remove.
20418 * gimple.c (gimple_fold): Remove. Inline into single user ...
20419 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
20420 Try harder for conditions.
20422 2010-02-26 Jakub Jelinek <jakub@redhat.com>
20425 * function.c (used_types_insert): Don't skip through named pointer
20426 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
20427 and it is different from the main variant's type.
20429 2010-02-26 Nick Clifton <nickc@redhat.com>
20431 * config/rx/rx.md (sminsi3): Remove bogus alternative.
20433 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
20435 * config.gcc: Support --with-fpmath=sse for x86.
20437 * config/i386/ssemath.h: New.
20439 * doc/install.texi (--with-fpmath=sse): Documented.
20441 2010-02-26 Richard Guenther <rguenther@suse.de>
20443 PR tree-optimization/43188
20444 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
20445 vector types of over-aligned element type.
20447 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
20450 * config/i386/i386.c (expand_vec_perm_blend): Use correct
20451 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
20453 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
20455 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
20457 2010-02-26 Jakub Jelinek <jakub@redhat.com>
20459 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
20460 * var-tracking.c: Include diagnostic.h.
20461 (debug_dv): New function.
20462 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
20465 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
20466 (add_value_chain, add_value_chains, remove_value_chain,
20467 remove_value_chains): Handle DEBUG_EXPRs.
20468 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
20471 * regcprop.c (struct queued_debug_insn_change): New type.
20472 (struct value_data_entry): Add debug_insn_changes field.
20473 (struct value_data): Add n_debug_insn_changes field.
20474 (debug_insn_changes_pool): New variable.
20475 (free_debug_insn_changes, apply_debug_insn_changes,
20476 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
20477 (kill_value_one_regno): Call free_debug_insn_changes if needed.
20478 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
20480 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
20482 (copyprop_hardreg_forward_1): Don't call apply_change_group for
20483 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
20484 changes, call cprop_find_used_regs via note_stores.
20485 (copyprop_hardreg_forward): When copying vd from predecessor
20486 which has any queued DEBUG_INSN changes, make sure the pointers are
20487 cleared. At the end call df_analyze and then if there are any
20488 DEBUG_INSN changes queued at the end of some basic block for still
20489 live registers, apply them.
20490 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
20492 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
20494 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
20497 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
20499 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
20500 targets. Set the default with_cpu/with_arch from arch/cpu.
20501 Allow x86-64 and native for with_cpu/with_arch.
20503 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
20505 * ebitmap.c: Change calls to verify_popcount with calls to
20506 sbitmap_verify_popcount.
20507 (ebitmap_clear_bit): Fixed map->cacheindex test and
20508 map>cache update when bit clearing results in an empty
20511 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
20514 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
20515 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
20516 and support both V2DF and V2DI modes.
20517 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
20518 support both V2DF and V2DI modes.
20519 (general): Delete trailing whitespace from a few patterns.
20521 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20522 V2DF/V2DI interleave high/low builtins.
20524 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
20527 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
20528 interleave high/low functions.
20530 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
20532 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
20533 #pragma extern_prefix.
20535 2010-02-25 Jakub Jelinek <jakub@redhat.com>
20538 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
20539 BLKmode, assert op0 is a MEM and just adjust its mode.
20542 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
20543 if bitpos isn't multiple of mode's bitsize.
20545 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
20547 * c.opt (-ftemplate-depth=): New.
20548 (-ftemplate-depth-): Deprecate.
20549 * optc-gen.awk: Handle -ftemplate-depth=.
20550 * opth-gen.awk: Likewise.
20551 * c-opts.c (c_common_handle_option): Likewise.
20552 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
20554 2010-02-24 Jason Merrill <jason@redhat.com>
20556 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
20558 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20560 * cfg.c (alloc_aux_for_block): Remove inline.
20561 (alloc_aux_for_edge): Likewise.
20563 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20565 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
20567 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20569 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
20570 * config/i386/sol2-gas.h: New file.
20571 * config.gcc (i[34567]86-*-solaris2*): Use it.
20573 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
20576 * c-typeck.c (ep_convert_and_check): New.
20577 (build_conditional_expr): Use it.
20578 (build_binary_op): Likewise.
20580 2010-02-24 Jakub Jelinek <jakub@redhat.com>
20582 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
20585 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
20586 bounds even for -O+.
20587 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
20588 expr needs to have DECL_NAME set.
20590 2010-02-24 Nick Clifton <nickc@redhat.com>
20592 * config/mep/mep.c: Include gimple.h.
20593 (mep_function_uses_sp): Delete unused function.
20594 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
20595 parameters. Use unsigned integers to count args. Return a
20596 NULL_RTX instead of an error_mark_node. Toidy up formatting.
20598 2010-02-23 Jakub Jelinek <jakub@redhat.com>
20601 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
20602 greater or equal to nelt instead of 2 * nelt.
20603 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
20606 2010-02-23 Jason Merrill <jason@redhat.com>
20609 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
20610 in cfun->local_decls even if they have register types.
20613 * stor-layout.c (place_field): Don't warn about unnecessary
20614 DECL_PACKED if the type is packed.
20616 2010-02-23 Jakub Jelinek <jakub@redhat.com>
20619 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
20620 GOTOFF relocs, even when the base reg isn't pic pointer.
20622 2010-02-23 Michael Matz <matz@suse.de>
20625 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
20626 (expand_gimple_basic_block): Generate and use debug temps if there
20627 are debug uses left after the last real use of TERed ssa names.
20628 Unlink debug immediate uses when they are expanded.
20630 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
20633 * config/i386/i386.c (override_options): Reorganise to provide
20634 better error messages.
20636 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
20638 PR middle-end/43083
20639 * graphite-scop-detection.c (create_single_exit_edge): Move
20640 the call to find_single_exit_edge to....
20641 (create_sese_edges): ...here. Don't handle multiple edges
20642 exiting the function.
20643 (build_graphite_scops): Don't handle multiple edges
20644 exiting the function.
20646 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
20648 PR middle-end/43097
20649 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
20650 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
20652 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
20654 PR middle-end/43026
20655 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
20657 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
20660 * c-typeck.c (convert_arguments): Print declaration location.
20661 * c-common.c (validate_nargs): Rename as
20662 builtin_function_validate_nargs.
20663 (check_builtin_function_arguments): Update.
20665 2010-02-22 Richard Guenther <rguenther@suse.de>
20668 * tree-inline.c (declare_return_variable): Use the type of
20669 the call stmt lhs if available.
20671 2010-02-22 Duncan Sands <baldrick@free.fr>
20673 * passes.c (register_pass): Always consider all pass lists when
20674 ref_pass_instance_number is zero.
20676 2010-02-22 Richard Guenther <rguenther@suse.de>
20678 PR tree-optimization/42749
20679 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
20680 parameter. Do arithmetic in the original type.
20681 (update_accumulator_with_ops): Likewise.
20682 (adjust_accumulator_values): Adjust.
20684 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
20686 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
20687 (QI to BLKmode splitter): New splitter.
20689 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
20691 * config/i386/i386.c (initial_ix86_tune_features): Turn on
20692 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
20694 2010-02-22 Richard Guenther <rguenther@suse.de>
20696 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
20698 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
20700 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
20701 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
20702 ($(T)crti.o, $(T)crtn.o): Remove rules.
20704 2010-02-21 Tobias Burnus <burnus@net-b.de>
20707 * doc/invoke.texi (-fassociative-math): Document that this
20708 option is automatically enabled for Fortran.
20710 2010-02-20 David S. Miller <davem@davemloft.net>
20712 * configure.ac: Test if linker and assembler properly support
20713 GOTDATA_OP relocations.
20714 * configure: Rebuild.
20715 * config.in: Likewise.
20716 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
20717 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
20718 (movsi_high_pic): Likewise.
20719 (movdi_lo_sum_pic): Likewise.
20720 (movdi_high_pic): Likewise.
20721 (movsi_pic_gotdata_op): New pattern.
20722 (movdi_pic_gotdata_op): Likewise.
20723 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
20724 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
20726 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
20729 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
20730 attribute to ssemul.
20731 (xop_mulv2div2di3_high): Ditto.
20733 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
20736 * c.opt (Wconversion-null): New option.
20737 * doc/invoke.texi (Wconversion-null): Document.
20739 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
20741 * common.opt (Wlarger-than-): Add Undocumented.
20743 2010-02-19 Mike Stump <mikestump@comcast.net>
20745 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
20747 2010-02-19 Jason Merrill <jason@redhat.com>
20750 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
20751 * configure: Likewise.
20753 2010-02-20 Alan Modra <amodra@gmail.com>
20755 PR middle-end/42344
20756 * cgraph.h (cgraph_make_decl_local): Declare.
20757 * cgraph.c (cgraph_make_decl_local): New function.
20758 (cgraph_make_node_local): Use it.
20759 * cgraphunit.c (cgraph_function_versioning): Likewise.
20760 * ipa.c (function_and_variable_visibility): Likewise.
20762 2010-02-19 Jakub Jelinek <jakub@redhat.com>
20765 * except.c (sjlj_emit_function_enter): Don't call
20766 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
20768 * rtl.h (add_reg_br_prob_note): Remove prototype.
20770 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20773 * c-common.c (conversion_warning): Remove widening conversions
20774 before checking the conversion of integers to reals.
20776 2010-02-19 Mike Stump <mikestump@comcast.net>
20778 PR middle-end/43125
20779 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
20782 * cgraphunit.c (process_function_and_variable_attributes): Check
20783 DECL_PRESERVE_P instead of looking up attribute "used".
20784 * ipa-pure-const.c (check_decl): Likewise.
20785 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
20786 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
20787 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
20788 instead of attribute "used".
20789 * config/sol2-c.c (solaris_pragma_init): Likewise.
20790 (solaris_pragma_fini): Likewise.
20792 2010-02-19 Jakub Jelinek <jakub@redhat.com>
20794 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
20795 Use XCNEW instead of xcalloc.
20796 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
20797 XNEW instead of xmalloc.
20798 (get_fields): Use XNEWVEC instead of xmalloc.
20801 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
20802 populate vars array.
20803 (create_new_general_access): For debug stmts just reset value.
20804 (get_stmt_accesses): For accesses within debug stmts just record them
20805 using add_access_to_acc_sites instead of preventing the peeling or
20806 counting them as accesses.
20808 PR middle-end/42233
20809 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
20811 2010-02-19 Richard Guenther <rguenther@suse.de>
20813 PR tree-optimization/42916
20814 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
20817 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
20819 * configure.ac: Replace all uses of changequote in macro arguments
20820 with proper quoting.
20822 2010-02-19 Jakub Jelinek <jakub@redhat.com>
20824 PR middle-end/42233
20825 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
20827 2010-02-19 Richard Guenther <rguenther@suse.de>
20829 PR tree-optimization/42944
20830 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
20831 test for aliasing with errno.
20833 2010-02-19 Jakub Jelinek <jakub@redhat.com>
20835 PR middle-end/42233
20836 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
20837 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
20838 * dojump.c: Include output.h.
20839 (inv): New inline function.
20840 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
20841 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
20842 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
20843 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
20844 argument, pass it down to other calls.
20845 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
20846 add REG_BR_PROB note to the conditional jump.
20847 * cfgexpand.c (add_reg_br_prob_note): Removed.
20848 (expand_gimple_cond): Don't call it, add the probability
20849 as last argument to jumpif_1/jumpifnot_1.
20850 * Makefile.in (dojump.o): Depend on output.h.
20851 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
20853 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
20854 * stmt.c (do_jump_if_equal): Likewise.
20855 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
20856 * loop-unswitch.c (compare_and_jump_seq): Likewise.
20857 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
20859 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
20860 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
20861 jumpifnot_1 callers.
20862 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
20864 (store_expr): Adjust jumpifnot caller.
20865 (store_constructor): Adjust jumpif caller.
20867 PR middle-end/42233
20868 * gimplify.c (gimple_boolify): For __builtin_expect call
20869 gimple_boolify also on its first argument.
20871 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
20873 * configure.ac (gnu-unique-object): Wrap regexps using [] in
20875 (__stack_chk_fail): Ditto. Remove quadrigraphs.
20876 * configure: Regenerated.
20878 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20880 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
20881 lang_hooks.types_compatible_p instead of comptypes.
20883 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
20885 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
20886 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
20887 if __prefer_thumb__ is defined.
20889 2010-02-18 Martin Jambor <mjambor@suse.cz>
20891 PR tree-optimization/43066
20892 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
20893 array with zero-sized element type.
20895 2010-02-18 Jakub Jelinek <jakub@redhat.com>
20897 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
20898 rtx, allocate struct var_loc_node here and return it to the
20899 caller, and only if it is actually needed.
20900 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
20901 move it earlier and return immediately if it returns NULL.
20903 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
20905 * config/sparc/gas.h: New file. Restore
20906 TARGET_ASM_NAMED_SECTION to its ELF default.
20907 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
20908 check !HAVE_GNU_AS.
20909 * config/sparc/sparc.c (sparc_elf_asm_named_section):
20910 Likewise. Add ATTRIBUTE_UNUSED to prototype.
20911 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
20912 after sparc/sysv4.h.
20914 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
20916 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
20918 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
20920 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
20921 patterns from predicated pattern.
20923 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
20926 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
20927 for insn mnemonic suffix.
20929 2010-02-17 Richard Guenther <rguenther@suse.de>
20931 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
20934 2010-02-17 Jakub Jelinek <jakub@redhat.com>
20937 * caller-save.c (save_call_clobbered_regs): If BB ends with
20938 a DEBUG_INSN, move any notes in between last real insn and the last
20939 DEBUG_INSN after the last DEBUG_INSN.
20941 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
20943 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
20944 Fix return type. Fix argument type. Explain meaning of return value.
20946 2010-02-16 Richard Guenther <rguenther@suse.de>
20948 PR tree-optimization/41043
20949 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
20950 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
20952 (vrp_visit_phi_node): ... but only for loop PHI nodes.
20954 2010-02-16 Ira Rosen <irar@il.ibm.com>
20956 PR tree-optimization/43074
20957 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
20958 * tree-vect-loop.c (vect_analyze_loop_operations): Add
20959 vectorizable cycles in hybrid SLP check.
20960 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
20962 2010-02-16 Richard Guenther <rguenther@suse.de>
20964 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
20965 (true_dependence): If memrefs_conflict_p computes must-alias
20966 trust it. Move TBAA check after offset-based disambiguation.
20967 (canon_true_dependence): Likewise.
20969 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
20971 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
20972 * doc/invoke.texi: Document it.
20973 * var-tracking.c: Include toplev.h and params.h.
20974 (vt_find_locations): Return bool indicating success. Compute
20975 hash sizes unconditionally. Check new parameter, report.
20976 (variable_tracking_main_1): Check vt_find_locations results and
20977 retry. Renamed from...
20978 (variable_tracking_main): ... this. New wrapper to preserve
20979 flag_var_tracking_assignments.
20980 * Makefile.in (var-tracking.o): Adjust dependencies.
20982 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
20983 Jakub Jelinek <jakub@redhat.com>
20986 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
20987 if weak_import attribute is present.
20988 * config/darwin.c (machopic_select_section): Likewise.
20990 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
20992 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
20993 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
20994 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
20995 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
20997 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
21000 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
21001 Fix argument types.
21003 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
21004 Rewrite text to refer to the names.
21006 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
21008 * config/i386/i386-builtin-types.def
21009 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
21010 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
21011 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
21012 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
21013 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
21014 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
21015 IX86_BUILTIN_VPERMIL2PS256.
21016 (MULTI_ARG_4_DF2_DI_I): Defined.
21017 (MULTI_ARG_4_DF2_DI_I1): Defined.
21018 (MULTI_ARG_4_SF2_SI_I): Defined.
21019 (MULTI_ARG_4_SF2_SI_I1): Defined.
21020 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
21021 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
21022 __builtin_ia32_vpermil2ps256.
21023 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
21024 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
21025 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
21026 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
21027 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
21028 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
21029 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
21030 CODE_FOR_xop_vpermil2v8sf3.
21031 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
21032 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
21033 * config/i386/xopintrin.h (_mm_permute2_pd): New.
21034 (_mm256_permute2_pd): New.
21035 (_mm_permute2_ps): New.
21036 (_mm256_permute2_ps): New.
21038 2010-02-15 Nick Clifton <nickc@redhat.com>
21040 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
21041 boolean parameters. Use emit_jump_insn when emitting a pop
21042 instruction containing a return insn.
21043 (push): Use 'true' rather than '1' as second parameter to F.
21044 (h8300_expand_prologue): Likewise.
21045 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
21046 (h8300_expand_epilogue): Likewise.
21048 2010-02-15 Richard Guenther <rguenther@suse.de>
21050 PR middle-end/43068
21051 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
21054 2010-02-15 Nick Clifton <nickc@redhat.com>
21056 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
21059 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
21061 * intl.c (fake_ngettext): New function.
21062 * intl.h (fake_ngettext): Declare.
21063 (ngettext): Define macro.
21064 * collect2.c (notice_translated): New function.
21065 (main): Use notice_translated and ngettext.
21066 * collect2.h (notice_translated): Declare.
21068 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
21070 * reorg.c (delete_computation): Comment fixes.
21071 * caller-save.c (setup_save_areas): Idem.
21072 * sel-sched-dump.c (dump_lv_set): Idem.
21075 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21077 * config/s390/s390.c (s390_sched_init): New function.
21078 (TARGET_SCHED_INIT): Target hook defined.
21080 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
21081 Jack Howarth <howarth@bromo.med.uc.edu>
21082 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
21085 Partial revert of unintended change in fix for PR41605.
21086 * config/darwin.h: Fix typo.
21087 * config/darwin9.h: Same.
21089 2010-02-11 Jakub Jelinek <jakub@redhat.com>
21091 * c-pch.c (pch_init): Clear v.
21093 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
21095 PR middle-end/42930
21096 * graphite-scop-detection.c (graphite_can_represent_scev): Call
21097 graphite_can_represent_init for MULT_EXPR.
21099 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
21101 PR middle-end/42914
21102 PR middle-end/42530
21103 * graphite-sese-to-poly.c (remove_phi): New.
21104 (translate_scalar_reduction_to_array): Call remove_phi.
21106 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
21108 PR middle-end/42771
21109 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
21110 * graphite-clast-to-gimple.h (gloog): Update declaration.
21111 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
21112 * graphite-poly.h (struct poly_bb): Add missing comments.
21113 (struct scop): Add poly_scop_p field.
21114 (POLY_SCOP_P): New.
21115 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
21116 * graphite.c (graphite_transform_loops): Build the polyhedral
21117 representation for each scop before code generation.
21118 * sese.c (rename_variables_in_operand): Removed.
21119 (rename_variables_in_expr): Return the renamed expression.
21120 (rename_sese_parameters): New.
21121 * sese.h (rename_sese_parameters): Declared.
21123 2010-02-11 Richard Guenther <rguenther@suse.de>
21125 PR tree-optimization/42998
21126 * tree-ssa-pre.c (create_expression_by_pieces): Treat
21127 POINTER_PLUS_EXPR properly.
21129 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
21130 Changpeng Fang <changpeng.fang@amd.com>
21132 PR middle-end/40886
21133 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
21134 the cost of an IV candidate when the IV is used in a test against zero.
21136 * gcc.dg/tree-ssa/ivopts-3.c: New.
21138 2010-02-11 Richard Guenther <rguenther@suse.de>
21141 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
21142 pointer-vs-decl case by swapping refs. Handle some cases
21143 of pointer-vs-decl disambiguations more conservatively.
21144 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
21145 to false after expanding.
21147 2010-02-11 Richard Guenther <rguenther@suse.de>
21150 * gcc.c (process_command): Handle LTO file@offset case more
21153 2010-02-11 Jakub Jelinek <jakub@redhat.com>
21155 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
21156 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
21158 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
21160 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
21161 if MEM's mode size isn't DWARF2_ADDR_SIZE.
21162 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
21163 Optimize eq/ne comparisons when both arguments are known to be
21165 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
21166 Don't mask operands unnecessarily if they are known to be already
21169 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
21171 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
21174 2010-02-10 Richard Guenther <rguenther@suse.de>
21176 PR tree-optimization/43017
21177 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
21178 for wrapping signed arithmetic.
21180 2010-02-10 Jakub Jelinek <jakub@redhat.com>
21183 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
21184 if no debug info should be emitted for it.
21186 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
21188 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
21189 note when flag_exceptions is set.
21191 2010-02-10 Duncan Sands <baldrick@free.fr>
21193 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
21195 2010-02-10 Richard Guenther <rguenther@suse.de>
21198 * tree.c (get_unwidened): Handle constants.
21199 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
21201 2010-02-10 Martin Jambor <mjambor@suse.cz>
21204 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
21205 check for variable argument counts independently.
21207 2010-02-10 Christian Bruel <christian.bruel@st.com>
21210 * config/sh/sh.c (find_barrier): Increase length for non delayed
21211 conditional branches.
21213 2010-02-10 Christian Bruel <christian.bruel@st.com>
21215 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
21217 2010-02-10 Jakub Jelinek <jakub@redhat.com>
21219 * builtins.c (set_builtin_user_assembler_name): Also handle
21220 ffs if int is smaller than word.
21222 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
21224 PR middle-end/42973
21225 * ira-conflicts.c (get_dup): Remove.
21226 (process_reg_shuffles): Add new parameter. Use it as an
21227 additional guard for copy generation.
21228 (add_insn_allocno_copies): Rewrite.
21230 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
21232 * common.opt (fsched2-use-traces): Preserved for backward
21234 * doc/invoke.texi: Remove the documentation about option
21235 -fsched2-use-traces.
21236 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
21237 flag_sched2_use_traces.
21238 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
21239 the backward compatibility flag section.
21241 2010-02-09 Richard Guenther <rguenther@suse.de>
21243 PR tree-optimization/43008
21244 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
21245 make HEAP variables initialized from global memory if they
21246 are not known builtin functions.
21247 (find_func_aliases): Adjust.
21249 2010-02-09 Richard Guenther <rguenther@suse.de>
21251 PR tree-optimization/43000
21252 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
21253 arithmetic manually.
21255 2010-02-08 Jakub Jelinek <jakub@redhat.com>
21257 PR tree-optimization/42931
21258 * tree-loop-linear.c (try_interchange_loops): Don't call
21259 double_int_mul if estimated_loop_iterations failed.
21261 2010-02-08 Martin Jambor <mjambor@suse.cz>
21263 PR middle-end/42898
21264 * tree-sra.c (build_accesses_from_assign): Do not mark in
21265 should_scalarize_away_bitmap if stmt has volatile ops.
21266 (sra_modify_assign): Do not process assigns piecemeal if if stmt
21269 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
21271 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
21273 2010-02-07 Adam Nemet <adambnmet@gmail.com>
21275 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
21276 before the pattern.
21278 2010-02-07 Andrew Pinski <pinskia@gmail.com>
21280 PR middle-end/42946
21281 * df-core.c (df_finish_pass): Change type of saved_flags to int.
21283 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
21285 PR middle-end/42988
21286 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
21287 to unknown_dependence.
21288 (graphite_legal_transform_dr): Handle the unknown_dependence.
21289 (graphite_carried_dependence_level_k): Same.
21291 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
21293 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
21295 2010-02-07 Richard Guenther <rguenther@suse.de>
21297 PR middle-end/42991
21298 * expr.c (get_inner_reference): Always initialize *pbitsize.
21300 2010-02-07 Richard Guenther <rguenther@suse.de>
21302 PR middle-end/42956
21303 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
21304 new ARRAY_REFs on variable size element or minimal index arrays.
21306 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
21307 gimple_fold_indirect_ref.
21309 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
21312 * arm.c (arm_override_options): Just return if the user has specified
21313 an invalid fpu name.
21315 2010-02-03 Jason Merrill <jason@redhat.com>
21318 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
21319 i386_pe_maybe_record_exported_symbol.
21321 2010-02-05 Steve Ellcey <sje@cup.hp.com>
21324 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
21325 (pa_delegitimize_address): New function.
21327 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
21329 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
21330 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
21332 2010-02-05 Richard Guenther <rguenther@suse.de>
21335 * lto-streamer-in.c (get_resolution): Deal with references
21336 to undefined functions.
21338 2010-02-05 Richard Guenther <rguenther@suse.de>
21340 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
21341 (fold_const_aggregate_ref): Likewise.
21342 (ccp_fold_stmt): Substitute loads.
21343 (maybe_fold_reference): Verify types before substituting.
21345 (fold_gimple_assign): Unshare properly.
21346 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
21348 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
21350 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
21351 for rs6000_gen_cell_microcode.
21353 2010-02-04 Richard Guenther <rguenther@suse.de>
21355 PR rtl-optimization/42952
21356 * dse.c (const_or_frame_p): Remove MEM handling.
21358 2010-02-04 Nick Clifton <nickc@redhat.com>
21360 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
21361 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
21362 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
21363 (mn10300_asm_output_mi_thunk): New function.
21364 (mn10300_can_output_mu_thunk): New function.
21365 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
21366 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
21367 (FUNCTION_ARG): Delete incorrect comment.
21369 2010-02-03 Jason Merrill <jason@redhat.com>
21372 * fold-const.c (operand_equal_p): Handle erroneous types.
21374 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
21376 * config/h8300/h8300.md (can_delay): Fix attibute condition.
21378 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
21380 PR rtl-optimization/42941
21381 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
21384 2010-02-03 Jason Merrill <jason@redhat.com>
21387 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
21389 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
21392 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
21393 (cselib_reset_table): Renamed from...
21394 (cselib_reset_table_with_next_value): ... this.
21395 (cselib_get_next_uid): Renamed from...
21396 (cselib_get_next_unknown_value): ... this.
21397 * cselib.c (next_uid): Renamed from...
21398 (next_unknown_value): ... this.
21399 (cselib_clear_table): Adjust.
21400 (cselib_reset_table): Adjust. Renamed from...
21401 (cselib_reset_table_with_next_value): ... this.
21402 (cselib_get_next_uid): Adjust. Renamed from...
21403 (cselib_get_next_unknown_value): ... this.
21404 (get_value_hash): Use hash.
21405 (cselib_hash_rtx): Likewise.
21406 (new_cselib_val): Adjust. Set and dump uid.
21407 (cselib_lookup_mem): Pass next_uid as hash.
21408 (cselib_subst_to_values): Likewise.
21409 (cselib_log_lookup): Dump uid.
21410 (cselib_lookup): Pass next_uid as hash. Adjust.
21411 (cselib_process_insn): Adjust.
21412 (cselib_init): Initialize next_uid.
21413 (cselib_finish): Adjust.
21414 (dump_cselib_table): Likewise.
21415 * dse.c (canon_address): Dump value uid.
21416 * print-rtl.c (print_rtx): Print value uid.
21417 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
21419 (dv_uid): New function, sort of renamed from...
21420 (dv_htab_hash): ... this, reimplemented in terms of it and...
21421 (dv_uid2hash): ... this. New.
21422 (variable_htab_eq): Drop excess assertions.
21423 (tie_break_pointers): Removed.
21424 (canon_value_cmp): Compare uids.
21425 (variable_post_merge_New_vals): Print uids.
21426 (vt_add_function_parameters): Adjust.
21427 (vt_initialize): Reset table. Adjust.
21429 2010-02-03 Richard Guenther <rguenther@suse.de>
21431 PR tree-optimization/42944
21432 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
21433 (call_may_clobber_ref_p_1): Likewise. Properly handle
21434 malloc and calloc clobbering errno.
21436 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
21438 * doc/invoke.texi: Fix name of sched1 dump.
21440 * opts.c (decode_options): Set flag_tree_switch_conversion
21441 only conditionally on optimize >= 2.
21443 * gcse.c: Assorted comment fixes in pass description.
21445 2010-02-03 Anthony Green <green@moxielogic.com>
21447 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
21448 nop padding in order to maintain alignment of storage location of
21449 target function address.
21450 (moxie_trampoline_init): Store target function address at newly
21452 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
21454 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
21456 2010-02-03 Richard Guenther <rguenther@suse.de>
21458 PR middle-end/42927
21459 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
21461 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21463 * config.gcc: Reenable check for obsolete targets.
21464 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
21465 mips-sgi-irix6.[0-4]*.
21467 2010-02-02 Nick Clifton <nickc@redhat.com>
21469 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
21470 constant size of 4 as being the same as 0.
21471 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
21472 can take values in the range 0..4.
21474 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
21477 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
21478 as _darwin10_Unwind_FindEnclosingFunction().
21479 * libgcc-libsystem.ver: New.
21481 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
21484 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
21485 implicitly set registers.
21487 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
21489 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
21490 (arm_override_options): Allow automatic selection of the thread
21491 pointer register if thumb2.
21492 (legitimize_pic_address): Improve code sequences for Thumb2.
21493 (arm_call_tls_get_addr): Likewise.
21494 (legitimize_tls_address): Likewise.
21495 * arm.md (pic_load_addr_arm): Delete. Replace with ...
21496 (pic_load_addr_32bit): ... this. New named pattern.
21497 * thumb2.md (pic_load_addr_thumb2): Delete.
21498 (pic_load_dot_plus_four): Delete.
21499 (tls_load_dot_plus_four): New named pattern.
21501 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21504 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
21505 Document fix for TLS bug.
21507 2010-01-31 Richard Guenther <rguenther@suse.de>
21509 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
21510 conservatively correct.
21512 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21516 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21518 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
21520 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21522 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
21524 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
21526 * config.gcc: Adjust order of makefile fragments for mingw targets.
21528 2010-01-31 Richard Guenther <rguenther@suse.de>
21530 PR middle-end/42898
21531 * gimplify.c (gimplify_init_constructor): For volatile LHS
21532 initialize a temporary.
21534 2010-01-31 Matthias Klose <doko@ubuntu.com>
21536 * configure.ac: Fix __stack_chk_fail check for cross builds configured
21538 * configure: Regenerate.
21540 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
21542 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
21543 the same alias set and their sizes different constantness.
21544 (aliasing_component_refs_p): Revert 2009-10-24 change.
21546 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21548 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
21551 2010-01-29 Richard Guenther <rguenther@suse.de>
21553 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
21554 Assert we successfully updated the call.
21556 2010-01-29 Jakub Jelinek <jakub@redhat.com>
21558 PR rtl-optimization/42889
21559 * df.h (df_set_bb_dirty_nonlr): New prototype.
21560 * df-core.c (df_set_bb_dirty_nonlr): New function.
21561 * df-scan.c (df_insn_rescan): Call it instead of
21562 df_set_bb_dirty for DEBUG_INSNs.
21564 2010-01-29 Richard Guenther <rguenther@suse.de>
21566 PR middle-end/37448
21567 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
21568 quadratic behavior in most cases.
21570 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
21573 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
21574 in the call to gen_x86_movsicc_0_m1.
21576 2010-01-28 Richard Guenther <rguenther@suse.de>
21578 PR tree-optimization/42871
21579 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
21581 2010-01-28 Richard Guenther <rguenther@suse.de>
21583 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
21584 into call arguments.
21586 2010-01-28 Richard Guenther <rguenther@suse.de>
21588 PR middle-end/42883
21589 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
21590 the forwarder if the destination is an EH landing pad.
21592 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
21594 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
21595 block list passed to gimple_duplicate_sese_tail.
21596 (parallelize_loops): Avoid parallelization when the function
21597 has_nonlocal_label.
21598 Avoid parallelization when the preheader is IRREDUCIBLE.
21599 Try to optimize when estimated_loop_iterations_int is unresolved.
21600 Add the loop's location to the dump file.
21601 * tree-cfg.c (add_phi_args_after_redirect): Remove.
21602 (gimple_duplicate_sese_tail): Remove the check for the latch.
21603 Redirect nexits to the exit block.
21604 Remove handling of the incoming edges to the latch.
21605 Redirect the backedge from the copied latch to the exit bb.
21607 2010-01-28 Michael Matz <matz@suse.de>
21610 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
21611 Wrap force_reg into a sequence, emit it before user.
21613 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
21615 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
21617 (arm_legacy_rev): Likewise.
21618 (thumb_legacy_rev): Likewise.
21620 2010-01-27 Jakub Jelinek <jakub@redhat.com>
21622 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
21623 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
21624 on MEM's address failed, try avoid_constant_pool_reference and
21625 recurse if it returned something different.
21626 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
21627 address, try avoid_constant_pool_reference and recurse if it
21628 returned something different.
21629 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
21630 address and avoid_constant_pool_reference returned something
21631 different, don't set have_address.
21633 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
21636 * var-tracking.c (val_store): Add modified argument, obey it.
21638 (count_uses): Move down logging of main.
21639 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
21640 don't need resolution.
21641 (emit_notes_in_bb): Likewise.
21643 2010-01-27 Richard Guenther <rguenther@suse.de>
21645 PR middle-end/42878
21646 * tree-inline.c (remap_decl): Delay remapping of SSA name
21647 default definitions until we need them.
21649 2010-01-27 Jakub Jelinek <jakub@redhat.com>
21651 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
21652 (rs6000_delegitimize_address): New function.
21654 * config/s390/s390.c (s390_delegitimize_address): Call
21655 delegitimize_mem_from_attrs.
21657 PR middle-end/42874
21658 * tree-inline.c (cannot_copy_type_1): Removed.
21659 (copy_forbidden): Don't forbid copying of functions containing
21660 records/unions with variable length fields.
21662 2010-01-27 Christian Bruel <christian.bruel@st.com>
21666 * config/sh/sh.c (find_barrier): Increase length for non delayed
21667 conditional branches.
21669 2010-01-27 Matthias Klose <doko@ubuntu.com>
21671 * configure.ac (gnu-unique-object): Fix ldd version check.
21672 * configure: Regenerate.
21674 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21676 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
21678 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
21679 Test for HAVE_GNU_AS value.
21681 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21683 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
21684 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
21685 INT64_TYPE): Define.
21686 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
21687 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21688 INT_LEAST64_TYPE): Define.
21689 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
21690 UINT_LEAST64_TYPE): Define.
21691 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
21692 INT_FAST64_TYPE): Define.
21693 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21694 UINT_FAST64_TYPE): Define.
21695 (INTMAX_TYPE, UINTMAX_TYPE): Define.
21696 (INTPTR_TYPE, UINTPTR_TYPE): Define.
21697 (SIG_ATOMIC_TYPE): Define.
21699 2010-01-26 Richard Guenther <rguenther@suse.de>
21701 * df-scan.c (df_scan_set_bb_info): Remove assert.
21702 (df_insn_rescan_debug_internal): Merge asserts.
21703 (df_install_ref): Likewise.
21704 (df_mark_reg): Use bitmap_set_range.
21705 (df_hard_reg_used_p): Remove assert.
21706 (df_hard_reg_used_count): Likewise.
21708 2010-01-26 Richard Guenther <rguenther@suse.de>
21710 PR rtl-optimization/42685
21711 * web.c (web_main): Ignore DEBUG_INSNs.
21713 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
21715 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
21717 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
21718 Fix types of fndecl and arglist parameters.
21720 2010-01-26 Richard Guenther <rguenther@suse.de>
21722 PR middle-end/42806
21723 * tree-eh.c (unsplit_eh): Skip debug insns.
21725 2010-01-26 Richard Guenther <rguenther@suse.de>
21727 PR tree-optimization/42250
21728 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
21730 2010-01-26 Jakub Jelinek <jakub@redhat.com>
21733 * omp-low.c (expand_omp_sections): Only use single_pred if
21734 l2_bb is single_pred_p.
21736 2010-01-25 Christian Bruel <christian.bruel@st.com>
21739 * config/sh/sh.c (find_barrier): Increase length for non delayed
21740 conditional branches.
21741 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
21743 2010-01-24 David S. Miller <davem@davemloft.net>
21745 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
21746 define if not using GAS.
21747 * config/sparc/sparc.c (sparc_elf_asm_named_section):
21748 Likewise. Delete SECTION_MERGE code, which is only applicable
21751 2010-01-24 Mark Mitchell <mark@codesourcery.com>
21754 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
21755 mangling of va_list in system headers.
21757 2010-01-23 Toon Moene <toon@moene.org>
21759 * tree-predcom.c (combine_chains): Return NULL, not false.
21761 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
21763 * tree-loop-distribution.c (distribute_loop): Fix declaration and
21764 initialization of variable res to agree with return type.
21766 2010-01-22 Steve Ellcey <sje@cup.hp.com>
21768 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
21769 * tree-sra.c: Add include of expr.h.
21771 2010-01-22 Jakub Jelinek <jakub@redhat.com>
21773 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
21774 insert the debug stmt on the single non-EH edge from the stmt.
21776 2010-01-22 Richard Henderson <rth@redhat.com>
21779 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
21780 the RHS until after generate_subtree_copies has insertted its
21781 code before the current statement.
21783 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
21785 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
21787 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
21789 2010-01-21 Martin Jambor <mjambor@suse.cz>
21791 PR tree-optimization/42585
21792 * tree-sra.c (struct access): New field grp_total_scalarization.
21793 (dump_access): Dump the new field.
21794 (should_scalarize_away_bitmap): New variable.
21795 (cannot_scalarize_away_bitmap): Likewise.
21796 (sra_initialize): Allocate new bitmaps.
21797 (sra_deinitialize): Free new bitmaps.
21798 (create_access_1): New function.
21799 (create_access): Parts moved to create_access_1.
21800 (type_consists_of_records_p): New function.
21801 (completely_scalarize_record): Likewise.
21802 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
21803 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
21804 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
21806 (analyze_all_variable_accesses): Completely scalarize small eligible
21809 2010-01-21 Martin Jambor <mjambor@suse.cz>
21811 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
21813 2010-01-21 Andrew Haley <aph@redhat.com>
21815 * gcc.c (process_command): Move lang_specific_driver before
21816 setting cc_libexec_prefix.
21818 2010-01-21 Richard Guenther <rguenther@suse.de>
21820 PR middle-end/19988
21821 * fold-const.c (negate_expr_p): Pretend only negative
21822 real constants are easily negatable.
21824 2010-01-20 Janis Johnson <janis187@us.ibm.com>
21825 Jason Merrill <jason@redhat.com>
21827 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
21828 (TYPE_TRANSPARENT_AGGR): this, for union and record.
21829 * calls.c (initialize argument_information): Handle it.
21830 * c-common.c (handle_transparent_union_attribute): Use new name.
21831 * c-decl.c (finish_struct): Ditto.
21832 * c-typeck.c (type_lists_compatible_p): Ditto.
21833 (convert_for_assignment): Use new name and also handle record.
21834 * function.c (aggregate_value_p): Handle it.
21835 (pass_by_reference): Ditto.
21836 (assign_parm_data_types): Ditto.
21837 * print-tree.c (print_node): Ditto.
21838 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
21839 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
21840 * tree.c (first_field): New fn.
21842 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
21845 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
21846 even when linking statically, for now.
21848 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
21851 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
21852 without a cselib val.
21853 (count_uses): Accept MO_VAL_SET with no val on stores.
21854 (add_stores): Likewise.
21856 2010-01-20 Jakub Jelinek <jakub@redhat.com>
21858 * var-tracking.c (check_value_val): Add a compile time assertion.
21859 (dv_is_decl_p): Simplify.
21860 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
21861 gcc_assert if ENABLE_CHECKING.
21863 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
21866 * var-tracking.c: Include tree-flow.h.
21867 (mem_dies_at_call): New.
21868 (dataflow_set_preserve_mem_locs): Use it.
21869 (dataflow_set_remove_mem_locs): Likewise.
21870 (dump_var): Renamed from dump_variable. Adjust all callers.
21871 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
21872 * Makefile.in (var-tracking.o): Adjust deps.
21874 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
21876 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
21878 2010-01-20 Richard Guenther <rguenther@suse.de>
21880 PR tree-optimization/42717
21881 * tree-ssa-dce.c (get_live_post_dom): Remove.
21882 (forward_edge_to_pdom): Take an arbitrary edge to copy
21883 degenerate PHI args from.
21884 (remove_dead_stmt): Use the first post-dominator even if it
21885 does not contain live statements as redirection destination.
21887 2010-01-20 Richard Guenther <rguenther@suse.de>
21889 * tree-inline.c (estimate_num_insns): Handle EH builtins.
21891 2010-01-20 Jakub Jelinek <jakub@redhat.com>
21893 * sel-sched.c (create_speculation_check): Remove set but not used
21895 (try_transformation_cache): Remove set but not used variable ds.
21896 (calculate_privileged_insns): Remove set but not used variables
21897 cur_insn and min_spec_insn.
21898 (find_best_expr): Remove set but not used variable avail_n.
21899 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
21901 * cgraphunit.c (assemble_thunk): Remove set but not used variable
21903 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
21904 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
21905 new_scop_exit_edge.
21907 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
21910 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
21911 cpu types. Add support for *-sse3 cpu types.
21912 (x86_64-*-*): Ditto.
21914 2010-01-20 Jakub Jelinek <jakub@redhat.com>
21916 PR middle-end/42803
21917 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
21918 argument, call initializer_constant_valid_p_1 instead of
21919 initializer_constant_valid_p, pass CACHE to it, return NULL
21920 immediately if first call returns NULL.
21921 (initializer_constant_valid_p_1): New function.
21922 (initializer_constant_valid_p): Use it.
21924 2010-01-20 Thomas Quinot <quinot@adacore.com>
21926 * tree.def (PLACEHOLDER_EXPR): Fix comment.
21928 2010-01-20 Jakub Jelinek <jakub@redhat.com>
21930 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
21931 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
21932 (loc_list_from_tree): Don't handle unsigned division. Handle
21933 signed modulo using DW_OP_{over,over,div,mul,minus}.
21934 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
21935 modulo instead of signed.
21937 2010-01-20 DJ Delorie <dj@redhat.com>
21939 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
21941 (h8300_emit_stack_adjustment): Propogate it.
21943 (h8300_expand_prologue): Likewise.
21944 (h8300_expand_epilogue): Likewise.
21946 2010-01-19 Michael Matz <matz@suse.de>
21948 PR tree-optimization/41783
21949 * tree-data-ref.c (toplevel): Include flags.h.
21950 (dump_data_dependence_relation): Also dump the inputs if the
21951 result will be unknown.
21952 (split_constant_offset_1): Look through some conversions.
21953 * tree-predcom.c (determine_roots_comp): Restart a new chain if
21954 the offset from last element is too large.
21955 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
21956 (reassociate_to_the_same_stmt): Handle vector registers.
21957 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
21958 (e.g. conversions).
21959 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
21960 wide_prolog_niters argument, emit widening instructions.
21961 (vect_do_peeling_for_alignment): Adjust caller, use widened
21962 variant of the iteration cound.
21963 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
21965 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21968 * config/arm/neon-testgen.m (emit_automatics): New parameter
21969 features. Adjust for Fixed_return_reg feature.
21970 (test_intrinsic): Call emit_automatics with new feature.
21971 * config/arm/neon.ml: Update copyright years.
21972 (features): New Fixed_return_reg feature.
21973 (ops): Update feature for Vget_low.
21975 2010-01-19 Jakub Jelinek <jakub@redhat.com>
21977 PR tree-optimization/42719
21978 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
21982 * fwprop.c (all_uses_available_at): Return false if def_set dest
21983 is a REG that is used in def_insn.
21985 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
21987 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
21989 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
21990 Add argument names.
21992 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
21994 * target.h (struct gcc_target) <secondary_reload>: Change type
21995 of last argument to secondary_reload_info *.
21997 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
22000 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
22001 memory references with unaligned offsets. Remove CQImode handling.
22002 (unaligned_memory_operand): Return 1 for memory references with
22003 unaligned offsets. Remove CQImode handling.
22005 2010-01-18 Richard Guenther <rguenther@suse.de>
22007 PR middle-end/39954
22008 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
22011 2010-01-18 Richard Guenther <rguenther@suse.de>
22013 PR tree-optimization/42781
22014 * tree-ssa-structalias.c (find_what_var_points_to): Skip
22015 restrict processing only if the original variable was artificial.
22017 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
22019 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
22020 find number of popped argument bytes.
22022 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
22023 Fix the text that describes the return value for invalid insns.
22025 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
22027 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
22028 Clarify what 'cost of the -dependence' is. Fix quoting.
22030 * toplev.c (default_get_pch_validity): Rename argument to "sz".
22031 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
22033 2010-01-17 Jakub Jelinek <jakub@redhat.com>
22035 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
22036 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
22038 2010-01-17 Richard Guenther <rguenther@suse.de>
22040 PR middle-end/42248
22041 * function.c (split_complex_args): Take a VEC to modify.
22042 (assign_parms_augmented_arg_list): Build a VEC instead of
22043 a chain of PARM_DECLs.
22044 (assign_parms_unsplit_complex): Take a VEC of arguments.
22045 Do not fixup unmodified parms.
22046 (assign_parms): Deal with the VEC.
22047 (gimplify_parameters): Likewise.
22049 2010-01-17 Richard Guenther <rguenther@suse.de>
22051 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
22052 node existence check.
22053 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
22054 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
22055 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
22056 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
22057 (gimple_execute_on_growing_pred): Likewise.
22059 2010-01-17 Richard Guenther <rguenther@suse.de>
22061 PR tree-optimization/42773
22062 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
22063 (compute_antic_aux): Likewise.
22064 (compute_partial_antic_aux): Likewise.
22066 2010-01-17 Jie Zhang <jie.zhang@analog.com>
22069 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
22072 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
22074 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
22077 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
22078 Fix markup for strict argument.
22080 (TARGET_SCHED_REORDER2): Fix argument types.
22082 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
22083 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
22085 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
22086 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
22088 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
22091 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
22092 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
22093 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
22094 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
22095 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
22097 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
22099 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
22101 (TARGET_ASM_RELOC_RW_MASK): Add return type.
22102 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
22104 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
22106 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
22109 (TARGET_ASM_NAMED_SECTION): Fix argument list.
22111 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
22112 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
22114 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
22116 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
22118 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
22119 referring to it. Fix language.
22121 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
22123 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
22125 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
22127 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
22129 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
22130 '@var{stream}. Remove stray 'and'.
22132 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
22134 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
22136 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
22138 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
22139 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
22141 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
22142 Fix description of return value.
22143 Rename argument "sz" to "len."
22145 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
22146 Clarify meaning of 'true' return value.
22148 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
22150 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
22151 rep_mode versus mode_rep.
22153 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
22155 (TARGET_BUILTIN_DECL): Fix name.
22157 (TARGET_COMMUTATIVE_P): Fix type of first argument.
22159 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
22161 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
22163 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
22165 (TARGET_RELAXED_ORDERING): Use @deftypevr.
22167 (TARGET_GET_DRAP_RTX): Note that this is a hook.
22170 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
22171 Rename argument tm_fn to md_fn.
22173 (TARGET_OPTION_PRINT): Fix argument list.
22175 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
22178 * config/i386/i386.c (ix86_fixup_binary_operands):
22179 Revert FMA4 fixup of operands.
22181 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22184 * Makefile.in (write_entries_to_file, install-plugin):
22185 Use \012 instead of \n with tr.
22187 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
22189 * configure.ac (HAVE_AS_REF): New C macro.
22190 * configure: Regenerate.
22191 * config.in: Likewise.
22192 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
22194 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
22197 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
22199 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
22201 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
22203 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
22205 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
22207 (TARGET_IN_SMALL_DATA_P): Fix argument type.
22209 (TARGET_BINDS_LOCAL_P): Fix argument type.
22211 (TARGET_ASM_FILE_END): Use prototype.
22213 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
22215 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
22217 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
22219 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
22221 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
22222 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
22224 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
22225 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
22227 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
22228 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
22229 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
22230 (TARGET_ADDR_SPACE_CONVERT): Likewise.
22232 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
22234 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
22236 (TARGET_INIT_BUILTINS): Use prototype.
22238 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
22239 Put 'const char *' in braces. Fix parameter types.
22240 (TARGET_INVALID_CONVERSION): Fix parameter types.
22241 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
22242 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
22244 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
22247 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
22249 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
22251 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
22253 * doc/tm.texi (TARGET_HELP): Fix return type.
22255 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
22256 in braces. Fix argument types.
22258 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
22260 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
22262 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
22264 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
22265 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
22267 (TARGET_MANGLE_TYPE): Fix argument types.
22269 (TARGET_IRA_COVER_CLASSES): Use prototype.
22271 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
22273 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
22275 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
22277 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
22279 (TARGET_CALLEE_COPIES): Fix argument types.
22281 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
22283 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
22285 (TARGET_FUNCTION_VALUE): Fix argument types.
22287 (TARGET_RETURN_IN_MSB): Fix argument type.
22289 (TARGET_RETURN_IN_MEMORY): Fix argument types.
22291 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
22293 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
22295 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
22296 agree with return type.
22298 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
22300 2010-01-15 Jing Yu <jingyu@google.com>
22302 PR rtl-optimization/42691
22303 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
22304 a pseudo to a constant and are merged, and adjust comments.
22306 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
22308 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
22310 2010-01-15 Richard Guenther <rguenther@suse.de>
22312 PR middle-end/42739
22313 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
22314 labels of computed or non-local gotos to the destination.
22315 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
22316 landing pad label is the first label.
22318 2010-01-15 Richard Guenther <rguenther@suse.de>
22320 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
22322 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
22325 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
22326 to allow generation of the xssqrtdp instruction on power7.
22327 (sqrtdf2_fpr): Ditto.
22329 2010-01-14 Jakub Jelinek <jakub@redhat.com>
22331 PR middle-end/42674
22332 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
22333 functions with noreturn attribute.
22336 * varasm.c (declare_weak): Add weak attribute to decl if it
22337 doesn't have one already.
22338 (assemble_external): Only add decls to weak_decls if they also
22339 have weak attribute.
22341 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
22343 * var-tracking.c (var_reg_delete): Don't delete the association
22344 between REGs and values or one-part variables if the register
22347 2010-01-14 Jakub Jelinek <jakub@redhat.com>
22350 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
22351 because its first operand is a non-localized variable.
22353 2010-01-14 Martin Jambor <mjambor@suse.cz>
22355 PR tree-optimization/42706
22356 * tree-sra.c (encountered_recursive_call): New variable.
22357 (encountered_unchangable_recursive_call): Likewise.
22358 (sra_initialize): Initialize both new variables.
22359 (callsite_has_enough_arguments_p): New function.
22360 (scan_function): Call decl and flags check only for IPA-SRA, check
22361 whether there is a recursive call and whether it has enough arguments.
22362 (all_callers_have_enough_arguments_p): New function.
22363 (convert_callers): Look for recursive calls only when
22364 encountered_recursive_call is set.
22365 (ipa_early_sra): Bail out either if
22366 !all_callers_have_enough_arguments_p or
22367 encountered_unchangable_recursive_call.
22369 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
22371 * sel-sched.c: Add 2010 to copyright years.
22372 * sel-sched-ir.c: Likewise.
22373 * sel-sched-ir.h: Likewise.
22375 2010-01-14 Martin Jambor <mjambor@suse.cz>
22377 PR tree-optimization/42714
22378 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
22379 constructors specially.
22381 2010-01-14 Andi Kleen <ak@linux.intel.com>
22383 * config/i386/drivers-i386.c (detect_caches_intel):
22384 Add l2sizekb parameter and fill in.
22385 (host_detect_local_cpu): Add l2sizekb, fill in.
22386 Add Atom small cache heuristic.
22388 2010-01-14 Andi Kleen <ak@linux.intel.com>
22390 * config/i386/drivers-i386.c (detect_caches_cpuid4):
22391 Add level3 parameter and fill in.
22392 (detect_caches_intel): Handle level3 cache.
22394 2010-01-14 Andi Kleen <ak@linux.intel.com>
22396 * config/i386/drivers-i386.c (host_detect_local_cpu):
22397 Fix core duo detection.
22399 2010-01-14 Andi Kleen <ak@linux.intel.com>
22401 * config/i386/drivers-i386.c (host_detect_local_cpu):
22402 Fix Atom detection.
22404 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
22406 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
22407 (rs6000_variable_issue_1): this. Use...
22408 (rs6000_variable_issue): here. Reimplement. Print debug info.
22410 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
22412 * sel-sched-ir.c (sel_restore_other_notes): Rename to
22413 sel_restore_notes. Update all callers. Call reemit_notes
22416 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
22418 PR rtl-optimization/42246
22419 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
22422 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
22424 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
22425 all successors is the same as number of successors in current region.
22427 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
22429 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
22430 to rename is not separable. Otherwise check that its LHS is not NULL.
22432 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
22434 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
22436 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
22438 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
22439 available registers when failed to discover LHS register class.
22440 Fix indentation. Update comment.
22442 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
22443 Alexander Monakov <amonakov@ispras.ru>
22445 PR rtl-optimization/42389
22446 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
22448 (advance_state_on_fence): Likewise.
22449 (sel_target_adjust_priority): Print debug output only when
22450 sched_verbose >= 4, not 2.
22451 (get_expr_cost): Do not issue all unique insns on the next cycle.
22452 (fill_insns): Initialize can_issue_more from the value saved
22454 * sel-sched-ir.c (flist_add): New parameter issue_more.
22455 Init FENCE_ISSUE_MORE with it.
22456 (merge_fences): Likewise.
22457 (init_fences): Update call to flist_add.
22458 (add_to_fences, add_clean_fence_to_fences)
22459 (add_dirty_fence_to_fences): Likewise.
22460 (move_fence_to_fences): Update call to merge_fences.
22461 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
22463 * sel-sched-ir.h (struct _fence): New field issue_more.
22464 (FENCE_ISSUE_MORE): New accessor macro.
22466 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
22468 PR rtl-optimization/42388
22469 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
22470 that have no predecessors nor successors. Do not call move_bb_info
22471 for empty blocks outside of current region.
22473 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
22475 PR rtl-optimization/42294
22476 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
22477 * sel-sched.c (move_exprs_to_boundary): Transitively add all
22478 originators' originators.
22480 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
22482 PR rtl-optimization/39453
22483 PR rtl-optimization/42246
22484 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
22486 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
22488 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
22489 Alexander Monakov <amonakov@ispras.ru>
22491 PR middle-end/42245
22492 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
22493 (maybe_tidy_empty_bb): ... here. Make static. Add new
22494 argument. Update all callers.
22495 (tidy_control_flow): ... and here. Recompute topological order
22496 of basic blocks in region if necessary.
22497 (sel_redirect_edge_and_branch): Change return type. Return true
22498 if topological order might have been invalidated.
22499 (purge_empty_blocks): Export and move from...
22500 * sel-sched.c (purge_empty_blocks): ... here.
22501 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
22502 (maybe_tidy_empty_bb): Delete prototype.
22503 (purge_empty_blocks): Declare.
22505 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
22507 PR rtl-optimization/42249
22508 * sel-sched.c (try_replace_dest_reg): When chosen register
22509 and original register is the same, do not bail out early, but
22510 still check all original insns for validity of replacing destination
22511 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
22514 2010-01-14 Jakub Jelinek <jakub@redhat.com>
22517 Port from no-undefined-overflow branch:
22518 2009-03-09 Richard Guenther <rguenther@suse.de>
22520 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
22522 2010-01-14 Richard Guenther <rguenther@suse.de>
22525 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
22527 2010-01-14 Ira Rosen <irar@il.ibm.com>
22529 PR tree-optimization/42709
22530 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
22531 as scalar type in creation of constant vector operand.
22533 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22536 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
22537 (check-parallel-%): Match `testsuite' directory component only
22540 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
22542 PR translation/39521
22543 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
22546 2010-01-13 Richard Guenther <rguenther@suse.de>
22548 PR tree-optimization/42730
22549 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
22552 2010-01-13 Steve Ellcey <sje@cup.hp.com>
22555 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
22556 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
22559 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
22561 * config/bfin/libgcc-bfin.ver: Regenerate based on current
22562 libgcc-std.ver. Add entries for ___smulsi3_highpart and
22563 ___umulsi3_highpart.
22565 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
22566 rather than schedule_insns if the pass is enabled.
22568 2010-01-13 Martin Jambor <mjambor@suse.cz>
22570 PR tree-optimization/42704
22571 * tree-sra.c (sra_modify_assign): Do not delete assignments to
22574 2010-01-13 Martin Jambor <mjambor@suse.cz>
22576 PR tree-optimization/42703
22577 * tree-sra.c (analyze_access_subtree): Check that we can build a
22578 reference to the original data within the aggregate.
22580 2010-01-13 Richard Guenther <rguenther@suse.de>
22582 PR tree-optimization/42705
22583 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
22585 2010-01-13 Richard Guenther <rguenther@suse.de>
22587 PR middle-end/42716
22588 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
22590 2010-01-13 Jakub Jelinek <jakub@redhat.com>
22593 * var-tracking.c (values_to_unmark): New variable.
22594 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
22595 values_to_unmark vector. Moved body to...
22596 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
22597 instead queue it into values_to_unmark vector.
22598 (vt_find_locations): Free values_to_unmark vector.
22600 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
22602 * config/s390/s390.c (override_options): Set
22603 default of max-pending-list-length to 256
22605 2010-01-13 Richard Guenther <rguenther@suse.de>
22608 * tree-pass.h (PROP_gimple_lcx): New.
22609 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
22610 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
22611 before the final cleanup_eh.
22612 (dump_properties): Dump PROP_gimple_lcx.
22613 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
22614 (tree_lower_complex_O0): Remove.
22615 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
22616 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
22617 tree_lower_complex, schedule TODO_update_ssa.
22618 * lto-streamer-out.c (output_function): Stream the functions
22620 * lto-streamer-in.c (input_function): Likewise.
22621 (lto_read_body): Do not override them here.
22623 2010-01-12 Joseph Myers <joseph@codesourcery.com>
22626 * c-typeck.c (build_c_cast): Fold value cast to union type before
22627 wrapping it in a CONSTRUCTOR.
22629 2010-01-12 Jakub Jelinek <jakub@redhat.com>
22631 PR rtl-optimization/42699
22632 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
22635 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22637 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
22638 SUBTARGET_WARN_UNUSED_SPEC): Move ...
22639 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
22640 SUBTARGET_WARN_UNUSED_SPEC): ... here
22641 * config/mips/iris5.h (LIBGCC_SPEC): Define.
22643 2010-01-12 Julian Brown <julian@codesourcery.com>
22645 * config/arm/neon-schedgen.ml (Utils): Don't try to
22646 open missing module.
22647 (find_with_result): New.
22649 2010-01-12 Jakub Jelinek <jakub@redhat.com>
22652 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
22653 sharing when canonicalizing ({lt,ge}u (plus a b) b).
22655 PR tree-optimization/42645
22656 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
22657 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
22658 decl_map, set processing_debug_stmt to -1 and return name without
22661 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
22663 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
22664 binutils version, and reword target configuration description.
22666 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
22668 * config/avr/avr.h (LINKER_NAME): Remove.
22670 2010-01-11 Janis Johnson <janis187@us.ibm.com>
22673 * config/rs6000/rs6000.c (rs6000_override_options): On targets
22674 that support VSX, warn for -mno-altivec if vsx is not disabled,
22677 2010-01-11 Joseph Myers <joseph@codesourcery.com>
22678 Shujing Zhao <pearly.zhao@oracle.com>
22680 PR translation/42469
22681 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
22682 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
22683 character between option name and help text.
22684 * c.opt (imultilib): Likewise.
22686 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
22688 * lto-streamer-out.c (output_unreferenced_globals): Output static
22691 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
22693 PR rtl-optimization/42621
22694 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
22695 optimizing for size.
22696 (duplicate_computed_gotos): Remove now-redundant check.
22698 2010-01-10 Steve Ellcey <sje@cup.hp.com>
22701 * configure.ac: Save and restore LDFLAGS and LIBS
22702 * configure: Regenerate.
22704 2010-01-10 Richard Guenther <rguenther@suse.de>
22706 PR middle-end/42667
22707 * builtins.c (fold_builtin_strlen): Add type argument and
22708 convert the resulting length to it.
22709 (fold_builtin_1): Adjust.
22711 2010-01-09 Jakub Jelinek <jakub@redhat.com>
22713 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
22714 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
22716 (num_insns_constant_wide): Adjust for that change.
22718 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
22721 * web.c (union_defs): Add used argument, to combine uses of
22722 uninitialized regs.
22723 (entry_register): Adjust type and tests of used argument.
22724 (web_main): Widen used for new use. Pass it to union_defs.
22725 * df.h (union_defs): Adjust prototype.
22727 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
22730 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
22731 uses in new incoming argument. Free body.
22732 (reset_debug_uses_in_loop): New.
22733 (analyze_insn_to_expand_var): Call the latter if the former found
22734 anything. Fix whitespace. Reject invalid dest overlaps before
22735 going through all insns in the loop.
22737 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
22740 * haifa-sched.c (dying_use_p): Debug insns don't count.
22742 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
22744 PR middle-end/42363
22745 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
22746 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
22747 (verify_gimple_call): Reject LHS in noreturn calls.
22749 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
22753 * tree-vect-loop-manip.c (adjust_info): New type.
22754 (adjust_vec): New pointer to vector.
22755 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
22756 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
22757 (slpeel_update_phis_for_duplicate_loop): Use them.
22758 (slpeel_update_phi_nodes_for_guard1): Likewise.
22759 (slpeel_update_phi_nodes_for_guard2): Likewise.
22760 (slpeel_tree_peel_loop_to_edge): Likewise.
22761 (vect_update_ivs_after_vectorizer): Likewise.
22763 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
22765 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
22766 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
22768 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
22770 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
22771 bogus uninitialized warning.
22773 2010-01-09 Richard Guenther <rguenther@suse.de>
22775 PR middle-end/42512
22776 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
22777 the evolution is compatible with the initial condition.
22779 2010-01-09 Jakub Jelinek <jakub@redhat.com>
22781 * gcc.c (process_command): Update copyright notice dates.
22782 * gcov.c (print_version): Likewise.
22783 * gcov-dump.c (print_version): Likewise.
22784 * mips-tfile.c (main): Likewise.
22785 * mips-tdump.c (main): Likewise.
22787 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
22790 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
22792 (rotlhi3_8): Delete.
22794 (rotlsi3_8): Delete.
22795 (rotlsi3_16): Delete.
22796 (rotlsi3_24): Delete.
22797 (rotl<mode>3): New.
22798 (*rotw<mode>3): New.
22799 (*rotb<mode>3): New.
22800 * config/avr/avr.c (avr_rotate_bytes): New function.
22801 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
22803 2010-01-08 Steve Ellcey <sje@cup.hp.com>
22806 * configure.ac: Modify -rdynamic check.
22807 * configure: Regenerate.
22809 2010-01-08 DJ Delorie <dj@redhat.com>
22811 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
22812 register popping order.
22814 2010-01-08 Richard Guenther <rguenther@suse.de>
22817 * c.opt (fsigned-char): Also let LTO handle this option.
22818 (funsigned-char): Likewise.
22820 2010-01-07 Richard Guenther <rguenther@suse.de>
22822 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
22823 (gimple_op): Likewise.
22824 (gimple_op_ptr): Likewise.
22825 (gimple_assign_set_lhs): Remove gcc_assert.
22826 (gimple_assign_set_rhs1): Likewise.
22827 (gimple_assign_set_rhs2): Likewise.
22828 (gimple_call_set_lhs): Likewise.
22829 (gimple_call_set_fn): Likewise.
22830 (gimple_call_set_fndecl): Likewise.
22831 (gimple_call_fndecl): Likewise.
22832 (gimple_call_return_type): Likewise.
22833 (gimple_call_set_chain): Likewise.
22834 (gimple_call_num_args): Likewise.
22835 (gimple_call_set_arg): Likewise.
22836 (gimple_cond_set_code): Likewise.
22837 (gimple_cond_set_lhs): Likewise.
22838 (gimple_cond_set_rhs): Likewise.
22839 (gimple_cond_set_true_label): Likewise.
22840 (gimple_cond_set_false_label): Likewise.
22841 (gimple_label_set_label): Likewise.
22842 (gimple_goto_set_dest): Likewise.
22843 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
22844 (gimple_debug_bind_get_value): Likewise.
22845 (gimple_debug_bind_get_value_ptr): Likewise.
22846 (gimple_debug_bind_set_var): Likewise.
22847 (gimple_debug_bind_set_value): Likewise.
22848 (gimple_debug_bind_reset_value): Likewise.
22849 (gimple_debug_bind_has_value_p): Likewise.
22850 (gimple_return_retval_ptr): Remove gcc_assert.
22851 (gimple_return_retval): Likewise.
22852 (gimple_return_set_retval): Likewise.
22853 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
22854 (safe_referenced_var_iterator): Remove.
22855 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
22856 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
22857 (fill_referenced_var_vec): Remove.
22858 (first_readonly_imm_use): Remove redundant gcc_assert.
22859 (phi_arg_index_from_use): Combine gcc_asserts.
22860 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
22861 (first_imm_use_stmt): Remove redundant gcc_assert.
22862 * tree-cfg.c (verify_gimple_call): Verify function and chain
22863 operands. Verify arguments.
22864 (verify_types_in_gimple_stmt): Verify condition code and labels.
22866 2010-01-07 Richard Guenther <rguenther@suse.de>
22868 PR tree-optimization/42641
22869 * sese.c (rename_map_elt_info): Use the SSA name version, do
22872 2010-01-07 Jakub Jelinek <jakub@redhat.com>
22874 PR tree-optimization/42625
22875 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
22876 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
22878 2010-01-07 Duncan Sands <baldrick@free.fr>
22880 * Makefile.in (PLUGIN_HEADERS): Add version.h.
22882 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
22885 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
22886 note itself is not function_invariant_p.
22888 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
22890 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
22891 Do not add the DF_NOTE problem.
22892 * store-motion.c (execute_rtl_store_motion): Likewise.
22894 2010-01-07 Martin Jambor <mjambor@suse.cz>
22896 PR tree-optimization/42157
22897 * tree-sra.c (compare_access_positions): Stabilize sort if both
22898 accesses have integer types, return zero immediately if they are the
22901 2010-01-06 Richard Henderson <rth@redhat.com>
22903 PR middle-end/41883
22904 * haifa-sched.c (add_to_note_list): Merge into ...
22905 (concat_note_lists): ... here, and ...
22906 (unlink_other_notes, rm_other_notes): Merge into...
22907 (remove_notes): ... here. Create REG_SAVE_NOTEs for
22908 NOTE_INSN_EPILOGUE_BEG.
22910 2010-01-06 Richard Guenther <rguenther@suse.de>
22912 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
22913 not inline regular functions into always-inline functions.
22915 2010-01-06 Nick Clifton <nickc@redhat.com>
22917 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
22918 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
22920 (OVERRIDE_OPTIONS): Delete.
22921 (OPTIMIZATION_OPTIONS): Define.
22922 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
22923 * config/rx/rx.c (rx_handle_option): Issue an error message if
22924 -mcpu=rx200 and -fpu are used together.
22925 (rx_set_optimization_options): New function. Issue an error
22926 message if an optimization attribute attempts to reset the FPU/
22927 math optimization pairing.
22928 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
22929 * config/rx/rx.opt: Set the default to 32-bit doubles.
22930 * config/rx/t-rx: Add multilibs for -nofpu option.
22931 * doc/invoke.texi: Update documentation of RX options.
22933 2010-01-06 Richard Guenther <rguenther@suse.de>
22935 * tree-ssa-pre.c (name_to_id): New global.
22936 (alloc_expression_id): Simplify SSA name handling.
22937 (lookup_expression_id): Likewise.
22938 (init_pre): Zero name_to_id.
22939 (fini_pre): Free it.
22941 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
22943 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
22945 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
22948 * config/i386/sse.md (smaxv2di3): New.
22949 (umaxv2di3): Likewise.
22950 (sminv2di3): Likewise.
22951 (uminv2di3): Likewise.
22953 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
22956 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
22957 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
22958 (legitimize_tls_address): Likewise.
22959 (sparc_tls_referenced_p): Likewise.
22960 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
22961 and adjust calls to legitimize_pic_address.
22962 (legitimate_constant_p) Use sparc_tls_referenced_p.
22963 (legitimate_pic_operand_p): Likewise.
22964 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
22965 (sparc_tls_symbol_ref_1): Delete.
22966 (sparc_tls_referenced_p): Make static, recognize specific patterns.
22967 (legitimize_tls_address): Make static, handle CONST patterns.
22968 (legitimize_pic_address): Make static, remove unused parameter and
22969 adjust recursive calls.
22970 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
22971 and adjust call to legitimize_pic_address.
22972 (sparc_output_mi_thunk): Likewise.
22974 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
22975 H.J. Lu <hongjiu.lu@intel.com>
22978 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
22979 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
22980 operands to make them signed.
22983 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
22986 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
22987 GTU to GT for V4SI and V2DI.
22989 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
22990 (umin<mode>3): Removed.
22992 (uminv4si3): Likewise.
22994 2010-01-05 Martin Jambor <mjambor@suse.cz>
22996 PR tree-optimization/42462
22997 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
22998 current_function_decl to helper functions and macros.
23000 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23003 * flags.h: Don't include real.h.
23004 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
23005 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
23006 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
23007 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
23008 * dominance.c: Update copyright.
23009 * gimple.c (walk_gimple_op): Remove inline.
23010 * tree-ssa-reassoc.c: Include real.h.
23011 * Makefile.in (FLAGS_H): Remove $(REAL_H).
23012 (tree-ssa-reassoc.o): Depend on $(REAL_H).
23014 2010-01-05 Nick Clifton <nickc@redhat.com>
23016 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
23017 register to push into the stack frame when the accumulator has to
23018 be saved during interrupts.
23020 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
23022 * doc/invoke.texi: Remove the documentation about option
23023 -Wunreachable-code.
23024 * common.opt (Wunreachable-code): Preserved for backward
23026 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
23027 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
23028 the backward compatibility flag section.
23030 2010-01-05 Richard Guenther <rguenther@suse.de>
23032 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
23034 2010-01-05 Jakub Jelinek <jakub@redhat.com>
23037 * cfgexpand.c (expand_one_var): Diagnose too large variables.
23039 PR tree-optimization/42508
23040 * tree-sra.c (convert_callers): Check for recursive call
23041 by comparing cgraph nodes instead of decls.
23042 (modify_function): Call ipa_modify_formal_parameters also
23043 on all same_body aliases.
23045 * cgraphunit.c (cgraph_materialize_all_clones): Compare
23046 cgraph nodes when checking for same_body aliases.
23048 2010-01-05 Richard Guenther <rguenther@suse.de>
23050 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
23051 allocation and lookup.
23052 (get_or_alloc_expr_for_constant): Likewise.
23053 (phi_translate): Sink allocation.
23055 2010-01-04 Richard Guenther <rguenther@suse.de>
23057 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
23058 a new entry only if needed.
23059 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
23060 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
23062 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
23064 (phi_translate): Handle CONSTANTs early.
23066 2010-01-04 Martin Jambor <mjambor@suse.cz>
23068 PR tree-optimization/42398
23069 * tree-sra.c (struct access): Removed flag grp_different_types.
23070 (dump_access): Do not dump the removed flag.
23071 (sort_and_splice_var_accesses): Do not set the removed flag.
23072 (sra_modify_expr): Check for type compatibility directly.
23074 2010-01-04 Martin Jambor <mjambor@suse.cz>
23076 PR tree-optimization/42366
23077 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
23078 edges with variable number of parameters.
23079 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
23080 flag instead of asserting it.
23081 (ipa_read_node_info): Read uses_analysis_done flag.
23083 2010-01-04 Richard Guenther <rguenther@suse.de>
23085 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
23086 iterative_hash_* as intended.
23087 (vn_reference_compute_hash): Likewise. Simplify hashing
23089 (vn_reference_lookup_2): Likewise.
23090 (vn_nary_op_compute_hash): Likewise.
23091 (vn_phi_compute_hash): Likewise.
23092 (expressions_equal_p): Remove strange code.
23093 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
23094 (pre_expr_hash): Likewise. Simplify hashing SSA names.
23095 (bitmap_insert_into_set_1): Take value-id as parameter.
23096 (add_to_value): Pass it.
23097 (bitmap_insert_into_set): Likewise.
23098 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
23100 2010-01-04 Jakub Jelinek <jakub@redhat.com>
23103 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
23104 (do_self_spec): For switches with SWITCH_IGNORE set set also
23105 SWITCH_IGNORE_PERMANENTLY.
23106 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
23109 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
23111 * lto-streamer-out.c (output_unreferenced_globals): Output the full
23112 tree of an unreferenced global var.
23114 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
23117 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
23118 GTU to GT for V4SI and V2DI.
23120 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
23121 (umin<mode>3): Removed.
23123 (uminv4si3): Likewise.
23125 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
23128 * collect2.c (main): Turn on trace in collect2 if -v is passed
23131 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
23133 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
23134 description of expression operand.
23136 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
23138 * configure.ac: Add install-html to target_list for Make-hooks.
23139 * configure: Regenerate.
23140 * fortran/Make-lang.in (F95_HTMLFILES): New.
23141 (fortran.html): Use it.
23142 (fortran.install-html): New.
23143 * Makefile.in (install-html): Add lang.install-html.
23144 * java/Make-lang.in (JAVA_HTMLFILES): New.
23145 (java.html): Use it.
23146 (java.install-html): New.
23147 * objc/Make-lang.in (objc.install-html): New.
23148 * objcp/Make-lang.in (obj-c++.install-html): New.
23149 * cp/Make-lang.in (c++.install-html): New.
23150 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
23151 * lto/Make-lang.in (lto.install-html): New.
23153 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
23156 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
23158 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
23160 PR rtl-optimization/41862
23161 * store-motion.c (store_killed_in_insn, compute_store_table,
23162 remove_reachable_equiv_notes, replace_store_insn,
23163 build_store_vectors): Ignore all DEBUG_INSNs.
23165 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
23168 * common.opt: Add dumpdir.
23170 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
23172 (option_map): Add --dumpdir.
23174 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
23176 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
23178 * opts.c (decode_options): Try dump_dir_name first if
23179 dump_base_name isn't an absolute path.
23180 (common_handle_option): Handle OPT_dumpdir.
23182 * toplev.c (dump_dir_name): New.
23183 (print_switch_values): Also ignore -dumpdir.
23185 * toplev.h (dump_dir_name): New.
23187 2010-01-03 Richard Guenther <rguenther@suse.de>
23189 PR tree-optimization/42589
23190 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
23191 double-word expansion of bswap32.
23193 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
23195 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
23196 with BLOCK_FOR_INSN.
23197 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
23198 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
23199 noce_process_if_block): Likewise.
23200 * gcse.c (compute_local_properties, insert_expr_in_table,
23201 insert_set_in_table, canon_list_insert, find_avail_set,
23202 pre_insert_copy_insn): Likewise.
23204 * basic-block.h (BLOCK_NUM): Move from here...
23205 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
23207 2010-01-03 Richard Guenther <rguenther@suse.de>
23209 PR tree-optimization/42438
23210 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
23211 contains_may_not_return_call flag.
23212 (BB_MAY_NOTRETURN): New.
23213 (valid_in_sets): Trapping nary operations are not valid
23214 in blocks that may not return.
23215 (insert_into_preds_of_block): Remove check for trapping expressions.
23216 (compute_avail): Compute also BB_MAY_NOTRETURN.
23218 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
23220 * doc/invoke.texi: Add 2010 to copyright years.
23222 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
23224 * config/sparc/sparc.c: Fix formatting nits.
23226 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
23227 Alexander Monakov <amonakov@ispras.ru>
23229 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
23231 2010-01-02 Richard Guenther <rguenther@suse.de>
23233 PR middle-end/42577
23234 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
23235 (simplify_switch_using_ranges): Mark to be removed edges
23238 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23240 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
23242 * collect2.c (scan_libraries): Add missing argument in call to
23245 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
23248 * config/alpha/predicates.md (aligned_memory_operand): Return false
23250 (unaligned_memory_operand): Return true for CQImode.
23251 * config/alpha/alpha.c (get_aligned_mem): Assert that location
23252 doesn not cross aligned SImode word boundary.
23254 2010-01-02 Anatoly Sokolov <aesok@post.ru>
23256 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
23258 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
23259 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
23261 2010-01-02 Richard Guenther <rguenther@suse.de>
23264 * toplev.c (compile_file): Emit LTO marker properly. Change
23265 it to __gnu_lto_v1.
23266 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
23268 2010-01-01 Richard Guenther <rguenther@suse.de>
23271 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
23273 2010-01-01 Richard Guenther <rguenther@suse.de>
23276 * c-decl.c (grokdeclarator): For zero-size arrays force
23277 structural equality checks as layout_type does.
23279 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
23281 * builtins.c: Update copyright to 2010.
23283 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
23286 * lto-streamer-out.c (produce_asm): Revert the last change.
23287 (copy_function): Likewise.
23289 * lto-streamer.c (lto_get_section_name): Skip any leading
23292 2010-01-01 Richard Guenther <rguenther@suse.de>
23294 PR middle-end/42559
23295 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
23299 Copyright (C) 2010 Free Software Foundation, Inc.
23301 Copying and distribution of this file, with or without modification,
23302 are permitted in any medium without royalty provided the copyright
23303 notice and this notice are preserved.