1 2010-05-27 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/44284
4 * tree-vect-stmts.c (vectorizable_assignment): Handle
5 sign-changing conversions as simple copy.
7 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
9 * gthr-posix.h (pthread_cancel): Don't declare if compiling against
11 (__gthread_active_p): Check for pthread_create if compiling against
14 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
16 Support compilation for Android platform. Reimplement -mandroid.
18 * config.gcc (*linux*): Include linux-android.h and linux-android.opt.
19 (*android*): Set ANDROID_DEFAULT.
20 (arm*-*-linux*): Include linux-android.h.
21 (arm*-*-eabi*): Don't include previous -mandroid implementation.
22 * config/arm/eabi.h: Remove, move Android-specific parts ...
23 * config/linux-android.h: ... here. New file.
24 * config/arm/eabi.opt: Rename to ...
25 * config/linux-android.opt: ... this.
26 (mandroid): Allow -mno-android option. Initialize based on
28 * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC):
29 Move logic to corresponding LINUX_TARGET_* macros.
30 (TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate.
31 * config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,)
32 (STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and
34 (LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID.
35 * doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld):
38 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
40 Add support for Bionic C library
42 * config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define
44 (DEFAULT_LIBC): New tm_define macro set to one of LIBC_*.
45 (bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update.
47 * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define.
48 (LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC.
49 (CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier
50 to support multiple C libraries. Handle Bionic.
51 (BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,)
52 (BIONIC_DYNAMIC_LINKER64): Define.
53 (LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64):
55 (TARGET_HAS_SINCOS): Enable for Bionic.
57 * config/linux.opt: Rewrite to handle more than 2 C libraries. Make
58 the last option specified on command line take effect.
59 (linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC.
61 (mglibc, muclibc): Update.
63 * config/alpha/linux-elf.h, config/rs6000/linux64.h,
64 * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use
67 * doc/invoke.texi (-mglibc, -muclibc): Update.
70 2010-05-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
72 * c-common.h (c_register_addr_space): Add prototype.
73 (ADDR_SPACE_KEYWORD): Remove.
74 * c-common.c (c_register_addr_space): New function.
75 (c_addr_space_name): Reimplement.
76 (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.
78 * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
79 (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.
81 * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
82 Remove TARGET_ADDR_SPACE_KEYWORDS.
84 2010-05-27 Joseph Myers <joseph@codesourcery.com>
87 * input.h (main_input_filename): Move declaration to toplev.h.
88 * toplev.c (input_location, line_table): Move to input.c
89 * toplev.h (main_input_filename): Move declaration from input.h.
90 * tree.c (expand_location): Move to input.c.
91 * Makefile.in (OBJS-common): Add input.o.
92 (input.o): Add dependencies.
94 2010-05-27 Richard Guenther <rguenther@suse.de>
96 * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
97 for non-existant files.
98 (fork_execute): Mark args_name file as deleted.
100 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
103 * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
104 (narrow_signed_type): Likewise.
106 2010-05-26 Jan Hubicka <jh@suse.cz>
108 * cgraphunit.c (verify_cgraph_node): Do checking that DECL match
109 edge only when checking is enabled; check using former_clone_of;
110 check inline clones too.
111 (cgraph_materialize_clone): Record former_clone_of pointer.
112 (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
113 combining redirections; dump args_to_skip bitmap
114 (cgraph_materialize_all_clones): Do no redirection here.
115 * ipa-inline.c (inline_transform): Do redirection here.
116 * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
119 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
121 * config/avr/avr-c.c: Do not include regs.h.
122 Include cpplib.h for cpp_define and tree.h for c-common.h.
123 * config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
124 * config/avr/t-avr: Fix dependencies for avr-c.o.
126 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
128 * explow.c (set_stack_check_libfunc): Adjust to accept name as a
129 string instead of SYMBOL_REF rtx.
130 * rtl.h (set_stack_check_libfunc): Move prototype from here...
131 * libfuncs.h: ...to here. Adjust for explow.c change.
133 2010-05-26 Joseph Myers <joseph@codesourcery.com>
135 * pretty-print.c: Don't include ggc.h.
136 (identifier_to_locale_alloc, identifier_to_locale_free): Define.
137 (identifier_to_locale): Use them for allocation.
138 * pretty-print.h (identifier_to_locale_alloc,
139 identifier_to_locale_free): Declare.
140 * toplev.c (alloc_for_identifier_to_locale): New.
141 (general_init): Set identifier_to_locale_alloc and
142 identifier_to_locale_free.
143 * Makefile.in (pretty-print.o): Update dependencies.
145 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
147 * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
148 pointer types if they have different alignment or mode.
150 2010-05-26 Anatoly Sokolov <aesok@post.ru>
152 * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
153 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
154 * config/sparc/sparc-protos.h (function_value): Remove declaration.
155 * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
156 sparc_function_value_regno_p): New functions.
157 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
158 TARGET_FUNCTION_VALUE_REGNO_P): Define.
159 (function_value): Rename to...
160 (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
161 argument to 'outgoing'.
162 (function_arg_record_value, function_arg_union_value,
163 function_arg_vector_value): Update comment.
165 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
167 * dwarf2out.c (struct dw_fde_struct): Reorder flags.
168 (fde_needed_for_eh_p): New predicate.
169 (output_call_frame_info): Use it throughout to decide whether FDEs
170 are needed for EH purpose.
171 (dwarf2out_begin_prologue): Reorder assignments.
173 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
175 * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
176 special case loop->header.
177 (is_predicated): New.
178 (if_convertible_loop_p): Call it.
180 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
182 * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
183 iterator in parameter. Do not generate code during the analysis.
184 (tree_if_convert_cond_stmt): Removed.
185 (tree_if_convert_stmt): Removed.
186 (predicate_bbs): New.
187 (if_convertible_loop_p): Call predicate_bbs.
188 (tree_if_conversion): Simplify the top-level logic as predicate_bbs
189 now contains all the analysis part.
191 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
193 * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
194 statements in the analysis part.
195 (tree_if_convert_stmt): Update comment.
196 (remove_conditions_and_labels): New.
197 (combine_blocks): Call remove_conditions_and_labels.
198 (tree_if_conversion): Update comment.
200 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
202 * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
203 than 2 predecessors or more than 2 successors.
205 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
207 * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
208 of loops in which the data dependence analysis fails.
210 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
212 * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
214 (tree_if_conversion): Same.
216 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
218 * tree-if-conv.c (tree_if_conversion): Do not return a bool.
220 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
222 * tree-if-conv.c: Update copyright years. Fix comments.
225 2010-05-26 Kai Tietz <kai.tietz@onevision.com>
227 * builtin-types.def (BT_INT128): New primitive type.
228 (BT_UINT128): Likewise.
229 * c-common.c (c_common_r): Add __int128 keyword.
230 (c_common_type_for_size): Handle __int128.
231 (c_common_type_for_mode): Likewise.
232 (c_common_signed_or_unsigned_type): Likewise.
233 (c_common_nodes_and_builtins): Add builtin type
234 if target supports 128-bit integer scalar.
235 * c-common.h (enum rid): Add RID_INT128.
236 * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
237 if target supports 128-bit integer scalar.
238 * c-decl.c (declspecs_add_type): Handle new keyword __int128.
239 (finish_declspecs): Likewise.
240 * c-parser.c (c_token_starts_typename): Handle RID_INT128.
241 (c_token_starts_declspecs): Likewise.
242 (c_parser_declspecs): Likewise.
243 (c_parser_attributes): Likewise.
244 (c_parser_objc_selector): Likewise.
245 * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
246 * c-tree.h (enum c_typespec_keyword): Add cts_int128.
247 * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
248 * tree.c (make_or_reuse_type): Likewise.
249 (make_unsigned_type): Likewise.
250 (build_common_tree_nodes_2): Likewise.
251 * tree.h (enum integer_type_kind): Add itk_int128 and
253 (int128_integer_type_node): New define.
254 (int128_unsigned_type_node): New define.
255 * doc/extend.texi: Add documentation about __int128 type.
257 2010-05-26 Richard Guenther <rguenther@suse.de>
259 * tree-ssa-sccvn.c (copy_nary): Adjust.
260 (copy_phis): Rename to ...
261 (copy_phi): ... this. Adjust.
262 (copy_references): Rename to ...
263 (copy_reference): ... this. Adjust.
264 (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
265 result into the valid table.
267 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
269 * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
270 insn-config.h, insn-codes.h, recog.h, and optabs.h.
272 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
274 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove.
276 2010-05-26 Richard Guenther <rguenther@suse.de>
278 * opts.c (common_handle_option): Handle OPT_Ofast.
280 2010-05-26 Joseph Myers <joseph@codesourcery.com>
282 * diagnostic.c: Don't include opts.h.
283 (permissive_error_option): Define.
284 (diagnostic_initialize): Take n_opts parameter. Allocate memory
285 for classify_diagnostic. Don't use memset for
286 classify_diagnostic. Initialize new and recently added fields.
287 (diagnostic_classify_diagnostic): Use context->n_opts instead of
289 (diagnostic_report_diagnostic): Pass context parameter to
290 diagnostic_report_warnings_p. Use option_enabled and option_name
292 (emit_diagnostic): Use permissive_error_option.
293 (permerror): Likewise.
294 * diagnostic.h: Don't include options.h.
295 (struct diagnostic_context): Add n_opts, opt_permissive,
296 inhibit_warnings, warn_system_headers, option_enabled and
297 option_name fields. Change classify_diagnostic to a pointer.
298 * opts-diagnostic.h: New file.
299 * opts.c: Include opts-diagnostic.h.
300 (common_handle_option): Set global_dc fields for -Wfatal-errors,
301 -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
302 (option_name): New function.
303 * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
304 (c_common_handle_option): Set global_dc->permissive for
306 * c-common.c (c_cpp_error): Save and restore
307 global_dc->warn_system_headers, not variable warn_system_headers.
308 * toplev.c: Include opts-diagnostic.h.
309 (general_init): Update call to diagnostic_initialize. Set
310 global_dc->show_column, global_dc->option_enabled and
311 global_dc->option_name.
312 (process_options): Don't set global_dc fields here.
313 * Makefile.in (DIAGNOSTIC_H): Remove options.h.
314 (diagnostic.o, opts.o, toplev.o): Update dependencies.
316 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
318 * config/picochip/picochip.md (movsi): Split a movsi from a
321 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
323 * ggc-zone.c: Update copyright year.
324 (poison_region): Mark memory for Valgrind as undefined before
325 memset () call and inaccessible afterwards.
326 (ggc_pch_total_size): Change type of i to int.
328 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
330 * ggc-common.c (ggc_free_overhead): Allow empty slot.
332 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
334 * ggc-common.c: Update copyright year.
335 (ggc_rlimit_bound): Remove prototype. Compile only if
336 !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
337 (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
338 && !ENABLE_GC_ALWAYS_COLLECT. Make static.
339 (ggc_min_heapsize_heuristic): Likewise.
341 2010-05-26 Richard Guenther <rguenther@suse.de>
343 PR rtl-optimization/44164
344 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
345 no-common access-path disambiguation.
346 (indirect_ref_may_alias_decl_p): Adjust.
347 (indirect_refs_may_alias_p): Likewise.
348 (refs_may_alias_p_1): Likewise.
350 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
352 * c-typeck.c: Do not include expr.h.
354 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
356 * rtl.h (decl_default_tls_model): Move prototype from here...
357 * output.h: ...to here.
358 * c-decl.c: Do not include rtl.h.
359 * c-pragma.c: Likewise.
360 * c-parser.c: Likewise.
361 * c-gimplify.c: Likewise. And also not hard-reg-set.
362 * c-common.c: Do not include rtl.h. Include tm_p.h and add a
363 FIXME note for it. Add a FIXME note for expr.h.
364 * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
365 ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
368 2010-05-26 Jakub Jelinek <jakub@redhat.com>
371 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
372 or total_size is larger than red zone size for non-V4 ABI, emit a
373 stack_tie resp. frame_tie insn before stack pointer restore.
374 * config/rs6000/rs6000.md (frame_tie): New insn.
376 2010-05-25 Eric Botcazou <ebotcazou@adacore.com>
378 * function.h (struct function): Add can_throw_non_call_exceptions bit.
379 * lto-streamer-in.c (input_function): Stream it in.
380 * lto-streamer-out.c (output_function): Stream it out.
381 * function.c (allocate_struct_function): Set it.
382 (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
383 for flag_non_call_exceptions.
384 * cfgbuild.c (control_flow_insn_p): Likewise.
385 (make_edges): Likewise.
386 * cfgexpand.c (expand_stack_alignment): Likewise.
387 * combine.c (distribute_notes): Likewise.
388 * cse.c (cse_extended_basic_block): Likewise.
389 * except.c (insn_could_throw_p): Likewise.
390 * gcse.c (simple_mem): Likewise.
391 * ipa-pure-const.c (check_call): Likewise.
392 (check_stmt ): Likewise.
393 * lower-subreg.c (lower-subreg.c): Likewise.
394 * optabs.c (emit_libcall_block): Likewise.
395 (prepare_cmp_insn): Likewise.
396 * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
397 * postreload.c (rest_of_handle_postreload): Likewise.
398 * reload1.c (reload_as_needed): Likewise.
399 (emit_input_reload_insns): Likewise.
400 (emit_output_reload_insns): Likewise.
401 (fixup_abnormal_edges): Likewise.
402 * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
403 * store-motion.c (find_moveable_store): Likewise.
404 * tree-eh.c (stmt_could_throw_p): Likewise.
405 (tree_could_throw_p): Likewise.
406 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
407 * config/arm/arm.c (arm_expand_prologue): Likewise.
408 (thumb1_expand_prologue): Likewise.
409 * config/rx/rx.md (cbranchsf4): Likewise.
411 * config/s390/s390.c (s390_emit_prologue): Likewise.
412 * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
413 (inline_forbidden_into_p): New predicate.
414 (expand_call_inline): Use it to forbid inlining.
415 (tree_can_inline_p): Likewise.
417 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
419 * config/i386/i386-c.c: Do not include rtl.h.
420 * config/i386/t-i386: Update dependencies.
422 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
424 * attribs.c: Do not include rtl.h.
425 * Makefile.in: Update dependencies.
427 2010-05-25 Anatoly Sokolov <aesok@post.ru>
429 * double-int.h (double_int_and): New.
430 * combine.c (try_combine): Clean up, use double_int_* and
431 immed_double_int_const functions.
433 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
435 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
436 stderr to /dev/null instead of grep -q.
437 * configure: Regenerate.
439 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
441 * Makefile.in (EXCEPT_H): Fix typo.
443 2010-05-25 Vladimir Makarov <vmakarov@redhat.com>
445 * ira-build.c (update_conflict_hard_reg_costs): New.
446 (ira_build): Call update_conflict_hard_reg_costs.
448 2010-05-25 Jakub Jelinek <jakub@redhat.com>
451 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
453 (intersect_loc_chains): Walk the s2var's loc_chain together
454 with s1node chain as long as the locations are equal, don't
455 call find_loc_in_1pdv in that case.
458 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
459 (copy_bind_expr): ... instead of here.
460 (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
461 if the block hasn't been remapped.
462 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
463 emitting concrete instance of abstract VLA, add DW_AT_type attribute.
465 2010-05-25 Richard Guenther <rguenther@suse.de>
468 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
469 out-of-bounds array accesses.
471 2010-05-25 Richard Guenther <rguenther@suse.de>
473 * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
474 (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
475 (run_gcc): Re-organize to make cleanup easier.
477 2010-05-25 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
479 * config/s390/s390.c (optimization_options): Fix and move the
480 flag_prefetch_loop_arrays override ...
481 (override_options): ... here.
483 2010-05-25 Joseph Myers <joseph@codesourcery.com>
485 * diagnostic.c: Don't include plugin.h.
486 (diagnostic_report_diagnostic): Don't handle plugins specially
487 here. Pass context to internal_error callback.
488 * diagnostic.h (struct diagnostic_context): Add context parameter
489 to internal_error callback.
490 * plugin.c (warn_if_plugins, plugins_internal_error_function): New.
491 * plugin.h (struct diagnostic_context): Declare.
492 (warn_if_plugins, plugins_internal_error_function): Declare.
493 * toplev.c (general_init): Set global_dc->internal_error.
494 * Makefile.in (diagnostic.o): Update dependencies.
496 2010-05-25 Iain Sandoe <iains@gcc.gnu.org>
498 * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
499 * config/rs6000/t-darwin64: New.
500 * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
503 2010-05-25 Christian Borntraeger <borntraeger@de.ibm.com>
506 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
507 match the original (and intended) behaviour before r159557. This
508 changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
511 2010-05-25 Richard Guenther <rguenther@suse.de>
513 * doc/invoke.texi: Document -Ofast.
514 * target.h (struct gcc_target): Add handle_ofast.
515 * target-def.h (TARGET_HANDLE_OFAST): Add.
516 (TARGET_INITIALIZER): Adjust.
517 * opts.c (decode_options): Handle -Ofast. Enable -ffast-math with it.
518 * common.opt (Ofast): Add.
520 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
522 * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
523 * doc/md.texi (cstoreXX4): Update for cond-optab changes.
525 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
528 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
529 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
530 false_rtx. Use false_rtx to compute the correct *ptest for reversed
531 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
533 2010-05-25 Jakub Jelinek <jakub@redhat.com>
535 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
536 DW_OP_minus with negated offset instead of DW_OP_plus.
537 (loc_list_from_tree): Don't test whether second operand is INTEGER_CST.
539 2010-05-25 Wei Guozhi <carrot@google.com>
541 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
542 tst instruction and a new alternative.
543 * config/arm/constraints.md (Pu): New constraint.
545 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
547 * function.c (assign_stack_local_1): Initialize variable
548 to avoid warning when bootstrapping at -O3.
550 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
552 * configure.ac (all_lang_makefiles): Remove everything related to it.
553 * configure: Regenerate.
554 * Makefile.in: Fix reference to ada Make-lang.in.
555 Remove support for LANG_MAKEFILES.
557 2010-05-24 Daniel Jacobowitz <dan@codesourcery.com>
558 Sandra Loosemore <sandra@codesourcery.com>
560 * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
561 * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
562 description. Add arm_neon_fp16_ok.
563 (Add Options): Add arm_neon and arm_neon_fp16.
565 2010-05-24 Joseph Myers <joseph@codesourcery.com>
567 * diagnostic.c: Don't include flags.h.
568 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
569 context parameters. Check flags in the context passed as a parameter.
570 (diagnostic_build_prefix): Add context parameter. Check
571 show_column flag in context.
572 (diagnostic_action_after_output): Check fatal_errors flag in context.
573 (diagnostic_report_current_module): Check show_column flag in context.
574 (default_diagnostic_starter): Update call to
575 diagnostic_build_prefix.
576 (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind.
577 (emit_diagnostic): Pass context to permissive_error_kind.
578 (permerror): Pass context to permissive_error_kind.
579 * diagnostic.h (struct diagnostic_context): Add show_column,
580 pedantic_errors, permissive and fatal_errors fields.
581 (diagnostic_build_prefix): Update prototype.
583 * toplev.c (process_options): Set flags in global_dc from
584 flag_show_column, flag_pedantic_errors, flag_permissive,
586 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
587 to diagnostic_build_prefix.
588 * Makefile.in (diagnostic.o): Update dependencies.
590 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
592 * config/i386/ia32intrin.h (__crc32q): Define only if
593 __SSE4_2__ is defined.
595 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
599 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
600 DECL_VISIBILITY_SPECIFIED.
601 (emutls_decl): Set DECL_PRESERVE_P and copy
602 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
603 (emutls_finalize_control_var): New callback.
604 (emutls_finish): Finalize emutls control variables.
605 * toplev.c (compile_file): Move the call to emutls_finish ()
606 before varpool_assemble_pending_decls ().
608 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
610 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
611 added to the preprocessor condition.
613 2010-05-24 Paul Brook <paul@codesourcery.com>
615 * gengtype-lex.l: Add HARD_REG_SET.
616 * expr.c (expand_expr_real_1): Record writes to hard registers.
617 * function.c (rtl_data): Add asm_clobbers.
618 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
619 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
620 Use crtl->asm_clobbers.
622 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
624 * doc/makefile.texi (Makefile): Mention stages 'profile'
625 and 'feedback' for profiledbootstrap.
627 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
630 * config/i386/i386.c (def_builtin): Properly check
631 OPTION_MASK_ISA_64BIT.
633 2010-05-23 Joseph Myers <joseph@codesourcery.com>
635 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
636 typedefs with different but compatible types. Allow duplicate
637 typedefs with the same type except for pedantic non-C1X, but give
638 warning for variably modified types.
639 * c-typeck.c (tagged_types_tu_compatible_p,
640 function_types_compatible_p, type_lists_compatible_p,
641 comptypes_internal): Add parameter different_types_p; set
642 *different_types_p for different but compatible types. All
644 (comptypes_check_different_types): New.
645 * c-tree.h (comptypes_check_different_types): Declare.
647 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
649 * regs.h: Do not include obstack.h, basic-block.h. Include machmode.h.
650 * jump.c: Include basic-block.h.
651 * profile.c: Likewise.
652 * tree-profile.c: Likewise.
653 * coverage.c: Likewise.
654 * basic-block.h (optimize_function_for_size_p): Move to function.h.
655 (optimize_function_for_speed_p): Likewise.
656 * function.h (optimize_function_for_size_p,
657 optimize_function_for_speed_p): Moved here from basic-block.h.
658 * Makefile.in: Update dependencies.
660 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
662 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
663 before calling make; allow override through $MAKE.
664 * doc/invoke.texi (Optimize Options): Document override.
666 2010-05-23 Anatoly Sokolov <aesok@post.ru>
668 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
669 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
670 (rs6000_mode_dependent_address_ptr): Make static.
671 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
672 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
675 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
678 * config/i386/i386.c: Make sure that the correct regparm is passed.
680 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
682 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
683 * sbitmap.c: ...to here to internalize sbitmap element access.
684 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
685 Explain why basic-block.h is included.
686 * function.h: Include tm.h for CUMULATIVE_ARGS.
687 * Makefile.in: Update dependencies.
689 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
691 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
693 * sbitmap.h (struct sbitmap_def): Do not typedef here.
694 * sbitmap.c: Include sbitmap.h.
695 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
696 hard-reg-set.h. Split everything related to regsets out from here...
697 * regset.h: ...to here. New file.
698 * df.h: Include regset.h and sbitmap.h.
699 * tree-flow.h: Likewise.
700 * cfgloop.h: Likewise.
701 * except.h: Do not include sbitmap.h. Include hashtab.h.
702 * cgraph.h: Include vec.h and function.h.
703 * reload.h (struct insn_chain): Change types of live_throughout
704 and dead_or_set from regset_head to bitmap_head.
705 (compute_use_by_pseudos): Be defined also if regset.h is not included.
706 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
707 spilled_regs from regset_head to bitmap_head to avoid dependency
709 * sel-sched-ir.h: Include regset.h.
710 * reload.c: Include df.h before reload.h.
711 * caller-save.c: Likewise.
712 * reload1.c: Likewise.
714 (mark_elimination): Update type of r to bitmap, consistent with
716 * dominance.c: Include bitmap.h.
717 * modulo-sched.c: Include df.h.
718 * cfganal.c: Include bitmap.h and sbitmap.h.
719 * cfgbuild.c: Include sbitmap.h.
720 * lcm.c: Include sbitmap.h.
721 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
722 * domwalk.c: Include sbitmap.h, exclude ggc.h.
723 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
724 * cselib.c: Include bitmap.h.
725 * tree-optimize.c: Include regset.h.
726 * stmt.c: Include bitmap.h.
727 * Makefile.in: Update dependencies.
729 2010-05-22 Jan Hubicka <jh@suse.cz>
731 * cgraph.h (struct varpool_node): Add same_comdat_group.
732 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
734 (output_varpool): Update call of lto_output_varpool_node.
735 (input_varpool): Read same_comdat_group pointer.
736 (input_varpool_1): Fixup same_comdat_group pointer.
737 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
738 group is needed, all are.
739 * varpool.c (varpool_remove_node): Remove node from same comdat group
741 (varpool_analyze_pending_decls): Walk same comdat groups.
743 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
745 * rtl.h (union rtunion_def): Remove rt_bit member.
746 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
747 * print-rtl (print_rtx): Do not print the member.
748 * gengtype.c (adjust_field_rtx_def): Do not handle it.
749 * gengenrtl.c (type_from_format): Likewise.
750 (accessor_from_format): Likewise.
752 2010-05-22 Joseph Myers <joseph@codesourcery.com>
754 * dbgcnt.c: Include toplev.h instead of errors.h.
755 * ira-emit.c: Don't include errors.h.
756 * ira.c: Include toplev.h instead of errors.h.
757 * lto-compress.c: Include toplev.h instead of errors.h.
758 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
759 ira.o, dbgcnt.o): Update dependencies.
761 2010-05-22 Richard Guenther <rguenther@suse.de>
763 * gimple.c (gimple_types_compatible_p): Check type qualifications
764 before merging pointer to complete and pointer to incomplete type.
765 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
766 we use our own resolution algorithm. The gold linker plugin
767 doesn't do the job we want it to do here.
769 2010-05-22 Anatoly Sokolov <aesok@post.ru>
771 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
772 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
773 (sparc_mode_dependent_address_p): New function.
775 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
777 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
779 * timevar.c: Do not include any core headers.
780 (timevar_print): De-i18n-ize.
781 (print_time): Likewise.
782 * timevar.h (timevar_push, timevar_pop): Make inline functions.
784 2010-05-21 Joseph Myers <joseph@codesourcery.com>
786 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
788 (diagnostic_initialize): Initialize x_data not last_function.
789 (diagnostic_report_current_function): Move to tree-diagnostic.c.
790 (default_diagnostic_starter): Call
791 diagnostic_report_current_module not
792 diagnostic_report_current_function.
793 (diagnostic_report_diagnostic): Initialize x_data not
795 (verbatim): Likewise.
796 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
798 (struct diagnostic_context): Change last_function to x_data.
799 (diagnostic_auxiliary_data): Replace with
800 diagnostic_context_auxiliary_data and
801 diagnostic_info_auxiliary_data.
802 (diagnostic_last_function_changed, diagnostic_set_last_function,
803 diagnostic_report_current_function): Move to tree-diagnostic.h.
804 (print_declaration, dump_generic_node, print_generic_stmt,
805 print_generic_stmt_indented, print_generic_expr,
806 print_generic_decl, debug_c_tree, dump_omp_clauses,
807 print_call_name, debug_generic_expr, debug_generic_stmt,
808 debug_tree_chain, default_tree_printer): Move to
810 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
811 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
812 gimple-pretty-print.h.
813 * pretty-print.c: Don't include tree.h
814 (pp_base_format): Don't handle %K here.
815 (pp_base_tree_identifier): Move to tree-pretty-print.c.
816 * pretty-print.h (text_info): Change abstract_origin to x_data.
817 (pp_tree_identifier, pp_unsupported_tree,
818 pp_base_tree_identifier): Move to tree-pretty-print.h.
819 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
820 tree-pretty-print.h: New files.
821 * tree-pretty-print.c: Include tree-pretty-print.h.
822 (percent_K_format): New. Moved from pretty-print.c.
823 (pp_base_tree_identifier): Move from pretty-print.c.
824 * c-objc-common.c: Include tree-pretty-print.h.
825 (c_tree_printer): Handle %K here.
826 * langhooks.c: Include tree-diagnostic.h.
827 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
828 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
829 (default_tree_printer): Handle %K using percent_K_format.
830 (general_init): Use default_tree_diagnostic_starter.
831 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
832 (free_lang_data): Use default_tree_diagnostic_starter.
833 * c-pretty-print.c: Include tree-pretty-print.h.
834 * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h.
835 * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h.
836 * dwarf2out.c: Include tree-pretty-print.h.
837 * except.c: Include tree-pretty-print.h.
838 * gimple-pretty-print.c: Include tree-pretty-print.h and
839 gimple-pretty-print.h.
840 * gimplify.c: Include tree-pretty-print.h.
841 * graphite-poly.c: Include tree-pretty-print.h and
842 gimple-pretty-print.h.
843 * ipa-cp.c: Include tree-pretty-print.h.
844 * ipa-inline.c: Include gimple-pretty-print.h.
845 * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h.
846 * ipa-pure-const.c: Include gimple-pretty-print.h.
847 * ipa-struct-reorg.c: Include tree-pretty-print.h and
848 gimple-pretty-print.h.
849 * ipa-type-escape.c: Include tree-pretty-print.h.
850 * print-rtl.c: Include tree-pretty-print.h.
851 * print-tree.c: Include gimple-pretty-print.h.
852 * sese.c: Include tree-pretty-print.h.
853 * tree-affine.c: Include tree-pretty-print.h.
854 * tree-browser.c: Include tree-pretty-print.h.
855 * tree-call-cdce.c: Include gimple-pretty-print.h.
856 * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h.
857 * tree-chrec.c: Include tree-pretty-print.h.
858 * tree-data-ref.c: Include tree-pretty-print.h and
859 gimple-pretty-print.h.
860 * tree-dfa.c: Include tree-pretty-print.h.
861 * tree-if-conv.c: Include tree-pretty-print.h and
862 gimple-pretty-print.h.
863 * tree-inline.c: Include tree-pretty-print.h.
864 * tree-into-ssa.c: Include tree-pretty-print.h and
865 gimple-pretty-print.h.
866 * tree-nrv.c: Include tree-pretty-print.h.
867 * tree-object-size.c: Include tree-pretty-print.h and
868 gimple-pretty-print.h.
869 * tree-outof-ssa.c: Include tree-pretty-print.h and
870 gimple-pretty-print.h.
871 * tree-parloops.c: Include tree-pretty-print.h and
872 gimple-pretty-print.h.
873 * tree-predcom.c: Include tree-pretty-print.h and
874 gimple-pretty-print.h.
875 * tree-scalar-evolution.c: Include tree-pretty-print.h and
876 gimple-pretty-print.h.
877 * tree-sra.c: Include tree-pretty-print.h.
878 * tree-ssa-address.c: Include tree-pretty-print.h.
879 * tree-ssa-alias.c: Include tree-pretty-print.h.
880 * tree-ssa-ccp.c: Include tree-pretty-print.h and
881 gimple-pretty-print.h.
882 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
883 * tree-ssa-copy.c: Include tree-pretty-print.h and
884 gimple-pretty-print.h.
885 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
886 * tree-ssa-dce.c: Include tree-pretty-print.h and
887 gimple-pretty-print.h.
888 * tree-ssa-dom.c: Include tree-pretty-print.h and
889 gimple-pretty-print.h.
890 * tree-ssa-dse.c: Include gimple-pretty-print.h.
891 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
892 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
893 * tree-ssa-live.c: Include tree-pretty-print.h and
894 gimple-pretty-print.h.
895 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
896 gimple-pretty-print.h.
897 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
898 gimple-pretty-print.h.
899 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
900 gimple-pretty-print.h.
901 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
902 gimple-pretty-print.h.
903 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
904 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
905 * tree-ssa-operands.c: Include tree-pretty-print.h and
906 gimple-pretty-print.h.
907 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
908 gimple-pretty-print.h.
909 * tree-ssa-pre.c: Include tree-pretty-print.h and
910 gimple-pretty-print.h.
911 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
912 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
913 gimple-pretty-print.h.
914 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
915 gimple-pretty-print.h.
916 * tree-ssa-sink.c: Include gimple-pretty-print.h.
917 * tree-ssa-ter.c: Include tree-pretty-print.h and
918 gimple-pretty-print.h.
919 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
920 * tree-ssa.c: Include tree-pretty-print.h and
921 gimple-pretty-print.h.
922 * tree-stdarg.c: Include gimple-pretty-print.h.
923 * tree-switch-conversion.c: Include gimple-pretty-print.h.
924 * tree-tailcall.c: Include tree-pretty-print.h and
925 gimple-pretty-print.h.
926 * tree-vect-data-refs.c: Include tree-pretty-print.h and
927 gimple-pretty-print.h.
928 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
929 gimple-pretty-print.h.
930 * tree-vect-loop.c: Include tree-pretty-print.h and
931 gimple-pretty-print.h.
932 * tree-vect-patterns.c: Include gimple-pretty-print.h.
933 * tree-vect-slp.c: Include tree-pretty-print.h and
934 gimple-pretty-print.h.
935 * tree-vect-stmts.c: Include tree-pretty-print.h and
936 gimple-pretty-print.h.
937 * tree-vectorizer.c: Include tree-pretty-print.h.
938 * tree-vrp.c: Include tree-pretty-print.h and
939 gimple-pretty-print.h.
940 * value-prof.c: Include tree-pretty-print.h and
941 gimple-pretty-print.h.
942 * var-tracking.c: Include tree-pretty-print.h.
943 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
944 (tree-diagnostic.o): New dependencies.
945 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
946 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
947 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
948 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
949 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
950 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
951 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
952 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
953 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
954 tree-ssa-address.o, tree-ssa-loop-niter.o,
955 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
956 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
957 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
958 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
959 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
960 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
961 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
962 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
963 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
964 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
965 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
966 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
967 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
968 tree-switch-conversion.o, var-tracking.o, value-prof.o,
969 cfgexpand.o, pretty-print.o): Update dependencies.
971 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
973 * tree-ssa-structalias.c: Remove tm_p.h from include.
975 2010-05-21 Jeff Law <law@redhat.com>
977 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
979 2010-05-21 Jason Merrill <jason@redhat.com>
981 * tree-eh.c (cleanup_is_dead_in): New.
982 (lower_try_finally): Don't generate a dead cleanup region.
983 (lower_cleanup): Likewise.
985 2010-05-21 Jakub Jelinek <jakub@redhat.com>
988 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
989 unchain each use from the cyclic next_regno_use chain first.
991 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
993 * real: Do not include gmp.h, mpfr.h, and mpc.h.
994 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
995 (real_value_negate, real_value_abs): New prototypes.
996 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
997 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
998 new include file for interface between MPFR and REAL_VALUE_TYPE.
999 * real.c: Include realmpfr.h.
1000 (real_arithmetic2): Remove legacy function.
1001 (real_value_negate): New.
1002 (real_value_abs): New.
1003 (mfpr_from_real, real_from_mpfr): Move from here...
1004 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
1005 * builtins.c: Include realmpfr.h.
1006 * fold-const.c: Include realmpfr.h.
1007 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
1008 (fold_negate_const): Likewise.
1009 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
1010 * toplev.c: Include realmpfr.h.
1011 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
1012 and real_value_negate.
1013 * fixed-value.c (check_real_for_fixed_mode): Likewise.
1014 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
1015 (vfp3_const_double_index): Likewise.
1016 (arm_print_operand): Likewise.
1017 * Makefile.in: Update dependencies.
1019 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1021 * config/s390/s390.c (override_options): Increase the default
1022 of max-completely-peel-times.
1024 2010-05-21 Julian Brown <julian@codesourcery.com>
1025 Mark Mitchell <mark@codesourcery.com>
1027 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
1028 sibling calls for Thumb-1.
1029 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
1030 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
1032 (*call_insn, *call_value_insn): Don't use for Thumb-2.
1033 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
1035 (return): New expander.
1036 (*arm_return): New name for ARM return insn.
1037 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
1039 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
1041 * config.gcc (sparc64-*-rtems*): New target.
1043 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
1045 * tree.c (build_function_decl_skip_args): Fix grammar.
1046 (build_function_type_list_1): Fix typos, adjust formatting.
1048 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
1050 * tree.h: Include real.h and fixed-value.h as basic datatypes.
1051 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
1052 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
1053 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
1054 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
1055 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
1056 tree-pretty-print.c, tree-loop-distribution.c,
1057 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
1058 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
1059 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
1060 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
1061 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
1062 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
1063 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
1064 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
1065 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
1066 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
1067 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
1068 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
1069 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
1070 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
1071 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
1072 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
1073 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
1074 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
1075 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
1076 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
1077 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
1078 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
1079 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
1080 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
1081 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
1082 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
1083 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
1084 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
1085 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
1086 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
1087 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
1088 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
1089 config/score/score7.c, config/score/score.c, config/arm/arm.c,
1090 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
1091 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
1092 config/bfin/bfin.c: Clean up redundant includes.
1093 * Makefile.in: Update accordingly.
1095 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
1098 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
1099 statement has no arguments.
1101 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
1104 * varasm.c (emutls_decl): Merge attributes to new decl.
1106 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
1109 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
1110 around the uniquized constructor if its type requires a conversion.
1112 2010-05-21 Jakub Jelinek <jakub@redhat.com>
1115 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
1116 at -O0 goto_locus of any of the incoming edges differs from
1117 goto_locus of outgoing edge, or gimple_location of any of the
1120 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
1122 * ira.c (ira_non_ordered_class_hard_regs): Define.
1123 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
1124 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
1125 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
1126 cost of unaligned hard regs when allocating multi-reg pseudos.
1128 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
1130 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
1131 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
1132 for TARGET_NO_FLOAT.
1133 * config/mips/mips.c (mips_file_start): Expand conditional expression
1134 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
1135 (mips_override_options): Move -mno-float override -msoft-float and
1137 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
1138 Condition(TARGET_SUPPORTS_NO_FLOAT).
1139 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
1140 __mips_no_float here.
1141 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
1142 (TARGET_SUPPORTS_NO_FLOAT): Define.
1143 * config/mips/sdemtk.opt: Delete.
1145 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1147 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.
1149 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
1152 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
1153 * configure: Regenerate.
1154 * config.in: Regenerate.
1155 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
1156 instead of sahf only for 64bit targets.
1158 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1161 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
1162 setup_ref_regs for DEBUG_INSNs.
1164 2010-05-20 Jan Hubicka <jh@suse.cz>
1167 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
1169 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1172 * df-scan.c (df_ref_compare): Stabilize sort.
1174 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1176 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
1177 argument. Don't use DW_OP_piece if offset is non-zero,
1178 put offset into second DW_OP_bit_piece argument.
1179 (dw_sra_loc_expr): Adjust callers. For memory expressions
1182 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
1185 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
1186 settings for 16-bit-constant "addo" alternative.
1188 2010-05-19 James E. Wilson <wilson@codesourcery.com>
1190 * config/mips/mips-dsp.md (add<DSPV:mode>3,
1191 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
1194 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
1195 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
1198 2010-05-19 Joseph Myers <joseph@codesourcery.com>
1200 * diagnostic.c (FLOAT, FFS): Don't undefine.
1201 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
1202 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
1205 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
1207 * combine.c (propagate_for_debug): Call make_compound_operation
1208 on the source value.
1209 (try_combine): When implementing a split chosen by find_split_point,
1210 either copy i2src or set it to null. Assert that i2src is not null
1211 before substituting into CALL_INSN_FUNCTION_USAGE.
1213 2010-05-19 Anatoly Sokolov <aesok@post.ru>
1215 * double-int.h (double_int_ior): New function.
1216 * tree.h (build_int_cst_wide_type): Remove.
1217 * tree.c (build_int_cst_wide_type): Remove.
1218 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
1219 of build_int_cst_wide_type.
1220 * stor-layout.c (set_sizetype): (Ditto.).
1221 * dojump.c (do_jump): Use build_int_cstu instead of
1222 build_int_cst_wide_type.
1224 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
1226 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
1227 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
1228 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
1229 * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
1230 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
1231 propagate the 'data' argument to copy_tree_r.
1232 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
1233 Propagate 'data' argument to walk_tree.
1234 (copy_if_shared): New function.
1235 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
1236 (unmark_visited): New function.
1237 (unshare_body): Call copy_if_shared instead of doing it manually.
1238 (unvisit_body): Call unmark_visited instead of doing it manually.
1240 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
1242 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
1243 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
1244 * hooks.c: Likewise.
1245 * target-def.h (TARGET_FOLD_BUILTIN): Define to
1246 hook_tree_tree_int_treep_bool_null.
1247 * target.h (struct gcc_target): Update signature of fold_builtin
1249 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
1250 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
1251 instead of the call expression.
1252 (fold_builtin_call_array): Pass n and argarray directly.
1253 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
1255 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
1256 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
1257 `i' and use it in place of `arity'.
1258 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
1259 Dereference `args' directly.
1260 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
1262 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1264 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1266 (Directives): Document optional dg-require-effective-target
1269 2010-05-19 Richard Guenther <rguenther@suse.de>
1272 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
1274 2010-05-19 Richard Guenther <rguenther@suse.de>
1276 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
1277 * common.opt (fwhopr=): New.
1278 * opts.c (common_handle_option): Handle OPT_fwhopr.
1279 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
1280 * collect2.c (main): Match -fwhopr*.
1281 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
1282 Execute ltrans stage in parallel when jobs is bigger than 1.
1284 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1286 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
1287 pentiumpro on Solaris 8/x86 with Sun as.
1288 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
1290 (gcc_cv_as_ix86_quad): Check for .quad directive.
1291 * configure: Regenerate.
1292 * config.in: Regenerate.
1293 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
1295 2010-05-19 Martin Jambor <mjambor@suse.cz>
1297 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
1298 also for indirect edges. Actual printing moved...
1299 (ipa_print_node_jump_functions_for_edge): ...here.
1300 (ipa_compute_jump_functions): Renamed to
1301 ipa_compute_jump_functions_for_edge and made static.
1302 (ipa_compute_jump_functions): New function.
1303 (make_edge_direct_to_target): Check if the number of arguments on
1304 the newly direct edge is the same as the number of parametrs of
1306 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
1307 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
1308 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1309 analysis functions unconditionally, call the new
1310 ipa_analyze_params_uses on the node instead of every edge.
1312 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
1314 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
1316 (dump_mem_ref): Adopt debug code to handle a tree as step. This
1317 also checks for a constant int vs. non-constant but
1318 loop-invariant steps.
1319 (find_or_create_group): Change the sort algorithm to only consider
1320 steps that are constant ints.
1321 (idx_analyze_ref): Adopt code to handle a tree instead of a
1322 HOST_WIDE_INT for step.
1323 (gather_memory_references_ref): Handle tree instead of int and be
1324 prepared to see a NULL_TREE.
1325 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
1326 prefetches if the step cannot be calculated at compile time.
1327 (issue_prefetch_ref): Issue prefetches for non-constant but
1328 loop-invariant steps.
1330 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1333 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1335 * tree.h (build_call_list): Remove.
1336 * tree.c (build_call_list): Remove.
1338 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1340 * tree.h (build_call_list): Remove.
1341 * tree.c (build_call_list): Remove.
1343 2010-05-18 Jan Hubicka <jh@suse.cz>
1345 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
1347 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
1349 PR rtl-optimization/43332
1350 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
1352 2010-05-18 Anatoly Sokolov <aesok@post.ru>
1354 * tree.h (build_int_cstu): Implement as static inline.
1355 * tree.c (build_int_cstu): Remove function.
1356 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
1359 2010-05-18 Richard Guenther <rguenther@suse.de>
1362 * lto-wrapper.c (verbose): New variable. Initialize from -v.
1363 (debug): Initialize from -save-temps.
1364 (collect_execute): Print command-line when verbose.
1365 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
1366 for ltrans invocation. Produce -dumpbase flag again.
1367 (process_args): Remove.
1369 * collect2.c (maybe_run_lto_and_relink): Only pass object
1370 files to lto-wrapper.
1371 * gcc.c (LINK_COMMAND_SPEC): Likewise.
1373 2010-05-18 Jan Hubicka <jh@suse.cz>
1375 * opts.c (decode_options): Do not disable whopr at ipa_cp.
1376 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
1378 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
1381 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
1383 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
1386 2010-05-18 Jakub Jelinek <jakub@redhat.com>
1389 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
1392 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
1394 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
1395 lto-macho as lto_binary_reader.
1397 * darwin.c (darwin_asm_named_section): Do not add assembler comment
1398 after .section directive; just print it before the directive instead.
1400 2010-05-17 Jan Hubicka <jh@suse.cz>
1402 * cgraph.c (cgraph_create_virtual_clone): Only check
1403 versionable_function_p when not in wpa and checking is enabled.
1404 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
1405 there are no more functions to materialize.
1407 2010-05-17 Jan Hubicka <jh@suse.cz>
1409 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
1410 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
1412 (output_cgraph): Call output_cgraph_opt_summary.
1413 (input_cgrpah): Call input_cgraph_opt_summary.
1414 (output_cgraph_opt_summary_p, output_node_opt_summary,
1415 input_node_opt_summary, input_cgraph_opt_section): New functions.
1416 * lto-section-in.c (lto_section_name): Add cgraphopt.
1417 * tree-inline.c (tree_function_versioning): Handle parm_num.
1418 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
1419 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
1421 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
1423 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
1424 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
1425 the insn to prefetch ratio heuristic to loops with known trip count.
1427 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
1429 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
1430 (schedule_prefetches): Do not generate a prefetch if the unroll factor
1431 is far from what is required by the prefetch.
1433 2010-05-17 Jan Hubicka <jh@suse.cz>
1435 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
1436 (ipcp_estimate_growth): Likewise.
1437 (ipcp_const_param_count): Likewise.
1438 (ipcp_insert_stage): Likewise.
1439 * ipa-prop.c (visit_load_for_mod_analysis): New function.
1440 (visit_store_addr_for_mod_analysis): Set used flag.
1441 (ipa_detect_param_modifications): Set used flag for SSE params;
1442 update use of walk_stmt_load_store_addr_ops.
1443 (ipa_print_node_params): Print used flag.
1444 (ipa_write_node_info): Stream used flag.
1445 (ipa_read_node_info): Likewise.
1446 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
1447 (ipa_is_param_used): New function.
1448 (lto_ipa_fixup_call_notes): Remove unused declaration.
1450 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1453 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
1454 * configure: Regenerate.
1455 * config.in: Regenerate.
1456 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
1457 !HAVE_AS_IX86_REP_LOCK_PREFIX.
1458 Don't emit whitespace.
1459 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
1460 (*rep_movsi): Likewise.
1461 (*rep_movsi_rex64): Likewise.
1462 (*rep_movqi): Likewise.
1463 (*rep_movqi_rex64): Likewise.
1464 (*rep_stosdi_rex64): Likewise.
1465 (*rep_stossi): Likewise.
1466 (*rep_stossi_rex64): Likewise.
1467 (*rep_stosqi): Likewise.
1468 (*rep_stosqi_rex64): Likewise.
1469 (*cmpstrnqi_nz_1): Use {%;} after repz.
1470 (*cmpstrnqi_nz_rex_1): Likewise.
1471 (*cmpstrnqi_1): Likewise.
1472 (*cmpstrnqi_rex_1): Likewise.
1473 (*strlenqi_1): Use {%;} after repnz.
1474 (*strlenqi_rex_1): Likewise.
1475 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
1476 (*sync_compare_and_swap<mode>): Likewise.
1477 (sync_double_compare_and_swap<mode>): Likewise.
1478 (*sync_double_compare_and_swapdi_pic): Likewise.
1479 (sync_old_add<mode>): Likewise.
1480 (sync_add<mode>): Likewise.
1481 (sync_sub<mode>): Likewise.
1482 (sync_<code><mode>): Likewise.
1484 2010-05-17 Martin Jambor <mjambor@suse.cz>
1486 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
1487 otr_token and polymorphic.
1488 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
1489 (cgraph_clone_edge): Copy the above fields.
1490 * tree.c (get_binfo_at_offset): New function.
1491 * tree.h (get_binfo_at_offset): Declare.
1492 * ipa-prop.h (enum jump_func_type): Added known_type jump function
1493 type, reordered items, updated comments.
1494 (union jump_func_value): Added base_type field, reordered fields.
1495 (enum ipa_lattice_type): Moved down in the file.
1496 (struct ipa_param_descriptor): New field polymorphic.
1497 (ipa_is_param_polymorphic): New function.
1498 * ipa-prop.c: Include gimple.h and gimple-fold.h.
1499 (ipa_print_node_jump_functions): Print known type jump functions.
1500 (compute_complex_pass_through): Renamed to...
1501 (compute_complex_assign_jump_func): this.
1502 (compute_complex_ancestor_jump_func): New function.
1503 (compute_known_type_jump_func): Likewise.
1504 (compute_scalar_jump_functions): Create known type and complex ancestor
1506 (ipa_note_param_call): New parameter polymorphic, set the corresponding
1507 flag in the call note accordingly.
1508 (ipa_analyze_call_uses): Renamed to...
1509 (ipa_analyze_indirect_call_uses): this. New parameter target, define
1510 variable var only in the block where it is used.
1511 (ipa_analyze_virtual_call_uses): New function.
1512 (ipa_analyze_call_uses): Likewise.
1513 (combine_known_type_and_ancestor_jfs): Likewise.
1514 (update_jump_functions_after_inlining): Implemented handling of a
1515 number of new jump function types combination.
1516 (print_edge_addition_message): Removed.
1517 (make_edge_direct_to_target): New function.
1518 (try_make_edge_direct_simple_call): Likewise.
1519 (try_make_edge_direct_virtual_call): Likewise.
1520 (update_call_notes_after_inlining): Renamed to...
1521 (update_indirect_edges_after_inlining): this. Moved edge creation for
1522 indirect calls to try_make_edge_direct_simple_call, also calls
1523 try_make_edge_direct_virtual_call for virtual calls.
1524 (ipa_print_node_params): Changed the header message.
1525 (ipa_write_jump_function): Stream also known type jump functions.
1526 (ipa_read_jump_function): Likewise.
1527 (ipa_write_indirect_edge_info): Stream new fields in
1528 cgraph_indirect_call_info.
1529 (ipa_read_indirect_edge_info): Likewise.
1530 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
1533 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1535 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
1537 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
1539 * tree.h (CALL_EXPR_ARGS): Delete.
1540 (call_expr_arglist): Delete.
1541 * tree.c (call_expr_arglist): Delete.
1542 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
1543 targetm.fold_builtin.
1544 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
1545 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
1546 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
1547 arglist parameter. Use CALL_EXPR_ARG.
1548 (picochip_expand_builtin_3op): Likewise.
1549 (picochip_expand_builtin_2opvoid): Likewise.
1550 (picochip_expand_array_get): Likewise.
1551 (picochip_expand_array_put): Likewise.
1552 (picochip_expand_array_testport): Likewise.
1553 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
1554 rather than arglist.
1555 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
1557 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
1558 than TREE_VALUE and TREE_CHAIN.
1559 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
1560 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
1563 2010-05-17 Jakub Jelinek <jakub@redhat.com>
1566 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
1567 to have no fallthru edge.
1570 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
1571 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
1572 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
1573 add BARRIER after previous bb if needed.
1575 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
1577 * tree.c (build_function_type_list_1): Remove bogus assert condition.
1579 2010-05-17 Alan Modra <amodra@gmail.com>
1581 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
1582 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
1583 with copy_reg rtx param.
1584 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
1585 Correct cases where code for ABI_V4 did not initialise the reg
1586 used to access frame. Also leave frame_reg_rtx as sp for large
1587 frames that save no regs.
1589 2010-05-17 Martin Jambor <mjambor@suse.cz>
1592 * tree-sra.c (create_access_replacement): New parameter rename, mark
1593 the replaement for renaming only when it is true.
1594 (get_access_replacement): Pass true in the rename parameter of
1595 create_access_replacement.
1596 (get_unrenamed_access_replacement): New function.
1597 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
1598 replacement declaration from it.
1600 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
1602 * function.c (try_fit_stack_local, add_frame_space): New static
1604 (assign_stack_local_1): Use them. Look for opportunities to use
1605 space previously wasted on alignment.
1606 * function.h (struct frame_space): New.
1607 (struct rtl_data): Add FRAME_SPACE_LIST member.
1608 * reload1.c (something_was_spilled): New static variable.
1609 (alter_reg): Set it.
1610 (reload): Test it in addition to testing if the frame size changed.
1612 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
1614 * config/s390/s390.c: Define sane prefetch settings and activate
1615 flag_prefetch_loop_arrays on -O3.
1616 * config/s390/s390.h: Declare that read can use write prefetch.
1618 2010-05-17 Jakub Jelinek <jakub@redhat.com>
1620 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
1623 2010-05-16 Jan Hubicka <jh@suse.cz>
1625 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
1626 function body; do not check stdarg field of struct function.
1628 2010-05-16 Jan Hubicka <jh@suse.cz>
1630 * cgraph.c (dump_cgraph_node): Dump versionable flag.
1631 * cgraph.h (cgraph_local_info): Add versionable flag.
1632 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
1633 (ipcp_versionable_function_p): Use it.
1634 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
1637 2010-05-16 Jan Hubicka <jh@suse.cz>
1639 * cgraph.c (cgraph_clone_node): Take decl argument and insert
1640 clone into hash when it is different from orig.
1641 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
1642 * cgraph.h (cgraph_clone_node): Update prototype.
1643 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
1644 (lto_cgraph_encoder_delete): Delete body map.
1645 (lto_cgraph_encoder_size): Move to header.
1646 (lto_cgraph_encoder_encode_body_p,
1647 lto_set_cgraph_encoder_encode_body): New.
1648 (lto_output_node): Do not take written_decls argument; output clone_of
1650 (add_node_to): Add include_body_argument; call
1651 lto_set_cgraph_encoder_encode_body on master of the clone.
1652 (add_references): Update use of add_node_to.
1653 (compute_ltrans_boundary): Likewise.
1654 (output_cgraph): Do not create written_decls bitmap.
1655 (input_node): Take nodes argument; stream in clone_of correctly.
1656 (input_cgraph_1): Update use of input_node.
1657 * lto-streamer-out.c (lto_output): Use encoder info to decide
1658 what bodies to output.
1659 * ipa-inline.c (cgraph_clone_inlined_nodes,
1660 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
1661 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
1662 (lto_cgraph_encoder_size): Define here.
1663 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
1666 2010-05-16 Richard Guenther <rguenther@suse.de>
1668 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
1670 * ipa-type-escape.c (gate_type_escape_vars): Run when
1671 -fipa-struct-reorg runs.
1672 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
1673 * common.opt (fipa-type-escape): Remove.
1675 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1677 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
1678 (decode_options): Likewise.
1679 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
1681 2010-05-16 Jan Hubicka <jh@suse.cz>
1683 * ipa.c (function_and_variable_visibility): Also bring local all
1686 2010-05-16 Richard Guenther <rguenther@suse.de>
1688 * alias.c (nonoverlapping_memrefs_p): Remove use of
1689 IPA type-escape information.
1691 2010-05-16 Joseph Myers <joseph@codesourcery.com>
1693 * c-common.c (c_common_reswords): Add _Static_assert for C.
1694 * c-parser.c (c_token_starts_declaration,
1695 c_parser_next_token_starts_declaration,
1696 c_parser_static_assert_declaration_no_semi,
1697 c_parser_static_assert_declaration): New.
1698 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
1699 Handle static assertions if static_assert_ok.
1700 (c_parser_external_declaration, c_parser_declaration_or_fndef,
1701 c_parser_compound_statement_nostart, c_parser_label,
1702 c_parser_for_statement, c_parser_objc_methodprotolist,
1703 c_parser_omp_for_loop): All callers of
1704 c_parser_declaration_or_fndef changed.
1705 (c_parser_struct_declaration): Handle static assertions.
1706 (c_parser_compound_statement_nostart): Use
1707 c_parser_next_token_starts_declaration and
1708 c_token_starts_declaration to detect start of declarations.
1709 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
1712 2010-05-16 Anatoly Sokolov <aesok@post.ru>
1714 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1715 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1716 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1717 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1718 (mmix_function_outgoing_value): Rename to...
1719 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
1720 (mmix_function_value_regno_p): Make static.
1721 (mmix_libcall_value): New function.
1722 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
1723 mmix_function_value_regno_p): Remove declaration.
1725 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1727 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
1728 BUILT_IN_ALLOCA if stack checking is enabled.
1730 2010-05-16 Richard Guenther <rguenther@suse.de>
1732 * var-tracking.c (vars_copy_1): Inline ...
1733 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
1734 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
1735 (variable_merge_over_cur): Adjust. Merge asserts.
1736 (variable_merge_over_src): Likewise.
1737 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
1738 (variable_post_merge_new_vals): Merge asserts.
1739 (variable_post_merge_perm_vals): Likewise.
1740 (find_mem_expr_in_1pdv): Likewise.
1741 (dataflow_set_different_value): Remove.
1742 (onepart_variable_different_p): Merge asserts.
1743 (variable_different_p): Likewise.
1744 (dataflow_set_different_1): Inline ...
1745 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
1746 (emit_notes_for_differences_1): Merge asserts.
1748 2010-05-16 Richard Guenther <rguenther@suse.de>
1750 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
1751 * optabs.c (libfunc_decl_hash): Likewise.
1752 * varasm.c (emutls_decl): Likewise.
1754 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
1756 * c-decl.c: Don't include gimple.h.
1757 (merge_decls): Do not copy gimple_body.
1759 2010-05-15 Jason Merrill <jason@redhat.com>
1761 * c.opt: Add -fnothrow-opt.
1763 2010-05-15 Jan Hubicka <jh@suse.cz>
1765 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
1767 * passes.c (ipa_write_summaries): Write all analyzed nodes.
1769 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
1771 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
1772 * Makefile.in: Add it.
1773 Fix all other Makefile dependencies for changes below.
1774 * tree.h: Include it instead of defining VEC primitives here.
1775 * gimple.h: Likewise.
1777 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
1778 * except.h: Include vecir.h, break dependence on tree.h.
1780 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
1782 * tree-iterator.c: ...to here.
1783 * tree-iterator.h: Fix file introduction comment. Add extern markers.
1785 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
1787 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
1788 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
1789 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
1790 tree-mudflap.h, and target.h.
1791 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
1792 predict.h, tree-inline.h, gimple.h, and langhooks.h.
1793 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
1794 Add FIXME for why gimple.h is still included (should be unnecessary
1795 since GCC 4.5 gimplification unit-at-a-time).
1796 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
1797 * c-pragma.c: Add FIXME for why function.h needs to be included just
1798 for cfun, at front-end level.
1799 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
1800 Do not include ggc.h, but include vecprim.h for VEC(char).
1801 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
1802 Explain why target.h is included.
1803 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
1804 Explain why gimple.h is included.
1805 * c-ppoutput.c: Do not include tm.h.
1806 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
1807 * c-parses.c: Explain why rtl.h is included, and that this (and only
1808 this) is also why tm.h must be included.
1809 Do not include except.h.
1810 * c-lang.c: Do not include ggc.h.
1812 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
1814 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
1816 2010-05-15 Joseph Myers <joseph@codesourcery.com>
1818 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
1819 unions by default if those structs and unions have no tags. Do
1820 not condition anonymous struct and unions handling on flag_iso.
1821 Allow anonymous structs and unions for C1X.
1822 (finish_struct): Do not diagnose lack of named fields when
1823 anonymous structs and unions present for C1X. Accept flexible
1824 array members in structure with anonymous structs or unions but no
1825 directly named fields.
1826 * doc/extend.texi (Unnamed Fields): Update.
1828 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
1830 * gimple.h (compare_field_offset): Rename into...
1831 (gimple_compare_field_offset): ...this.
1832 * gimple.c (compare_field_offset): Rename into...
1833 (gimple_compare_field_offset): ...this. Compare the full access if
1834 the offset is self-referential.
1835 (gimple_types_compatible_p): Adjust for above renaming.
1836 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
1837 DECL_NONADDRESSABLE_P flag of fields before merging them.
1839 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
1841 * tree.h (ctor_to_list): Delete.
1842 * tree.c (ctor_to_list): Delete.
1844 2010-05-15 Jan Hubicka <jh@suse.cz>
1846 * ipa-reference.c: Include toplev.h
1847 (is_proper_for_analysis): Only add to all_module_statics
1849 (write_node_summary_p, stream_out_bitmap,
1850 ipa_reference_write_optimization_summary,
1851 ipa_reference_read_optimization_summary): New.
1852 (struct ipa_opt_pass_d pass_ipa_reference): Add
1853 optimization summary streaming.
1854 * lto-cgraph.c (referenced_from_this_partition_p,
1855 reachable_from_this_partition_p): New functions.
1856 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
1857 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
1858 * opts.c (decode_options): Enable ipa_reference.
1859 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
1860 * lto-streamer.h (referenced_from_this_partition_p,
1861 reachable_from_this_partition_p): Declare.
1863 2010-05-15 Richard Guenther <rguenther@suse.de>
1865 PR tree-optimization/44038
1866 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
1867 taking the address of a V_C_E of a constant.
1869 2010-05-14 Jan Hubicka <jh@suse.cz>
1871 * tree.h (memory_identifier_string): Remove.
1872 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
1873 (ipa_reference_global_vars_info_d): Remove statics_not_read and
1874 statics_not_written.
1875 (ipa_reference_optimization_summary_d): New structure.
1876 (ipa_reference_optimization_summary_t): New type and vector.
1877 (ipa_reference_vars_info_d): Embedd structures instead of using
1879 (reference_vars_to_consider): Remove out of GGC space.
1880 (module_statics_escape): Remove.
1881 (global_info_obstack): Rename to ...
1882 (optimization_summary_obstack): ... this one.
1883 (initialization_status_t): Remove.
1884 (memory_identifier_string): Remove.
1885 (get_reference_vars_info): Fix indenting.
1886 (set_reference_vars_info): Likewise.
1887 (get_reference_optimization_summary): New.
1888 (set_reference_optimization_summary): New.
1889 (get_global_reference_vars_info): Remove.
1890 (ipa_reference_get_read_global): Remove.
1891 (ipa_reference_get_written_global): Remove.
1892 (ipa_reference_get_not_read_global): Update.
1893 (ipa_reference_get_not_written_global): Update.
1894 (is_proper_for_analysis): Outlaw addressable.
1895 (propagate_bits): Update for new datastructures.
1896 (analyze_variable): Remove.
1897 (init_function_info): Update for new datastructures.
1898 (clean_function_local_data): Remove.
1899 (clean_function): Remove.
1900 (copy_global_bitmap): Use optimizations_summary_obstack.
1901 (duplicate_node_data): Duplicate optimization summary only.
1902 (remove_node_data): Remove optimization summary only.
1903 (generate_summary): Do not analyze variables; do not compute
1904 module_statics_escape; do not prune solutions by it.
1905 (read_write_all_from_decl): Fix typos in comments.
1906 (propagate): Doscover readonly and nonaddressable first;
1907 update for new datastructures; share global bitmaps.
1908 * ipa-reference.h (ipa_reference_get_read_global,
1909 ipa_reference_get_written_global): Remove.
1910 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
1911 * Makefile.in: Remove ipa-refereference from GT files.
1913 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1916 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
1917 for all SYMBOL_REF_DECLs.
1919 2010-05-14 Jan Hubicka <jh@suse.cz>
1921 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
1922 (varpool_all_refs_explicit_p): New inline function.
1923 * ipa-reference.c: Update comment.
1924 (module_statics_written): Remove.
1925 (get_static_decl): Remove.
1926 (ipa_init): Do not initialize module_statics_written.
1927 (analyze_function): Likewise.
1928 (generate_summary): Likewise; do not compute module_statics_readonly
1929 and do not update variable flags.
1930 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
1931 * ipa.c: Inlucde flags.h
1932 (cgraph_local_node_p): New.
1933 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
1934 promote functions to local.
1935 (ipa_discover_readonly_nonaddressable_vars): New function.
1936 (function_and_variable_visibility): Use cgraph_local_node_p.
1937 * varpool.c (varpool_finalize_decl): Set force_output for
1938 DECL_PRESERVE_P vars.
1940 2010-05-14 Jan Hubicka <jh@suse.cz>
1942 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
1944 2010-05-14 Richard Guenther <rguenther@suse.de>
1946 PR tree-optimization/44119
1947 * tree-ssa-pre.c (eliminate): Properly mark replacement of
1948 a PHI node necessary.
1950 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
1952 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
1954 2010-05-14 Jason Merrill <jason@redhat.com>
1957 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
1958 (gimple_call_set_nothrow): New.
1959 * gimple.c (gimple_build_call_from_tree): Call it.
1960 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
1963 * gimplify.c (gimplify_seq_add_stmt): No longer static.
1964 * gimple.h: Declare it.
1965 * gimple.c (gimple_build_eh_filter): No ops.
1967 2010-05-14 Jan Hubicka <jh@suse.cz>
1969 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
1970 nodes already in queue.
1971 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
1974 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1977 * cfgexpand.c (expand_debug_expr): If non-memory op0
1978 has BLKmode, return NULL.
1980 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
1982 * config.gcc: Add support for --with-cpu option for bdver1.
1983 * config/i386/i386.h (TARGET_BDVER1): New macro.
1984 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
1985 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1986 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
1987 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1988 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
1989 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
1990 (processor_type): Add PROCESSOR_BDVER1.
1991 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
1992 processor_type in config/i386/i386.h.
1993 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
1994 movaps <reg, reg> instead of movapd <reg, reg> when replacing
1995 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
1996 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
1997 to emit packed xor instead of packed double/packed integer
1998 xor for SSE and AVX when moving a zero value.
1999 * config/i386/sse.md: Add check for
2000 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
2001 movapd/movdqa for SSE and AVX.
2002 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
2003 single logical operations i.e and, or and xor instead of packed double
2004 logical operations for SSE and AVX.
2005 * config/i386/i386-c.c (ix86_target_macros_internal):
2006 Add PROCESSOR_BDVER1.
2007 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
2008 (has_fma4, has_xop): New.
2009 * config/i386/i386.c (bdver1_cost): New variable.
2010 (m_BDVER1): New macro.
2011 (m_AMD_MULTIPLE): Add m_BDVER1.
2012 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
2013 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
2014 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
2015 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
2016 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
2017 x86_tune_sse_partial_reg_dependency,
2018 x86_tune_sse_unaligned_load_optimal,
2019 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
2020 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
2021 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
2022 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
2023 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
2024 Enable/disable for bdver1.
2025 (processor_target_table): Add bdver1_cost.
2026 (cpu_names): Add bdver1.
2027 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
2028 processor_alias_table.
2029 (ix86_expand_vector_move_misalign): Change.
2030 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
2031 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
2032 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
2033 of movupd/movdqu for SSE and AVX.
2034 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
2035 (ix86_tune_adjust_cost): Add code for bdver1.
2036 (standard_sse_constant_opcode): Add check for
2037 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
2038 of packed double xor for SSE and AVX.
2040 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
2042 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
2045 2010-05-14 Tristan Gingold <gingold@adacore.com>
2047 * toplev.c (default_debug_hooks): Remove this variable.
2048 (process_options): Remove assignments to default_debug_hooks.
2050 2010-05-14 Martin Jambor <mjambor@suse.cz>
2052 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
2053 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
2054 * langhooks.h (struct lang_hooks_for_decls): Removed field
2056 * tree.c (free_lang_data): Remove assignment to
2057 lang_hooks.fold_obj_type_ref.
2058 * tree.def (OBJ_TYPE_REF): Update comment.
2060 2010-05-14 Richard Guenther <rguenther@suse.de>
2062 PR tree-optimization/44124
2063 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
2065 2010-05-14 Alan Modra <amodra@gmail.com>
2068 * config/rs6000/rs6000.c (struct machine_function): Reorder
2069 fields for better packing. Add lr_save_state.
2070 (rs6000_ra_ever_killed): Return lr_save_state if set.
2071 (rs6000_emit_eh_reg_restore): Set lr_save_state.
2073 2010-05-13 Jan Hubicka <jh@suse.cz>
2075 * varpool.c (decide_is_variable_needed): Drop code checking
2076 TREE_SYMBOL_REFERENCED.
2078 2010-05-13 Jan Hubicka <jh@suse.cz>
2080 * final.c (output_addr_const): Do not call mark_decl_referenced.
2081 * cgraphunit.c (process_function_and_variable_attributes): Use
2082 mark_needed_node dirrectly.
2083 (assemble_thunk): Do not call mark_decl_referenced.
2085 2010-05-13 Anatoly Sokolov <aesok@post.ru>
2087 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
2089 2010-05-13 Jeff Law <law@redhat.com>
2091 * ira-conflicts.c (print_allocno_conflicts): New function broken out
2093 (print_conflicts): Call print_allocno_conflicts.
2095 2010-05-13 Jakub Jelinek <jakub@redhat.com>
2098 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
2101 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
2103 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
2104 t-mingw-w64 or t-mingw-w32 for multilib configuration.
2105 * config/i386/t-mingw-w32: New.
2106 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
2108 2010-05-13 Martin Jambor <mjambor@suse.cz>
2110 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
2112 * gimple-fold.c (get_base_binfo_for_type): New function.
2113 (gimple_get_relevant_ref_binfo): Likewise.
2114 (gimple_fold_obj_type_ref_known_binfo): Likewise.
2115 (gimple_fold_obj_type_ref): Likewise.
2116 (fold_gimple_call): Simplify condition for folding virtual calls
2117 and call gimple_fold_obj_type_ref.
2118 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
2119 (gimple_fold_obj_type_ref_known_binfo): Likewise.
2121 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
2123 * config/rs6000/rs6000-protos.h
2124 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
2125 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
2126 (rs6000_debug_mode_dependent_address)
2127 (rs6000_mode_dependent_address_ptr): Likewise.
2129 2010-05-13 Jakub Jelinek <jakub@redhat.com>
2132 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
2134 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
2135 * tree-sra.c (create_access_replacement): Call unshare_expr before
2136 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
2137 * dwarf2out.c: Include tree-flow.h.
2138 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
2139 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2140 Handle DW_OP_bit_piece.
2141 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
2142 construct_piece_list, adjust_piece_list): New functions.
2143 (add_var_loc_to_decl): Handle SRA optimized variables.
2144 Adjust for var_loc_note to loc field renaming.
2145 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
2146 in VAR_LOCATION note.
2147 (new_loc_descr_op_bit_piece): New function.
2148 (dw_sra_loc_expr): New function.
2149 (dw_loc_list): Use it. Don't handle the last range after the
2150 loop, handle it inside of the loop. Adjust for var_loc_note
2151 to loc field renaming.
2152 (add_location_or_const_value_attribute): Only special case
2153 single entry loc lists if loc is NOTE_P. Adjust for
2154 var_loc_note to loc field renaming.
2155 (dwarf2out_var_location): Don't set newloc->var_loc_note
2156 and newloc->next here.
2158 2010-05-12 Jan Hubicka <jh@suse.cz>
2160 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
2162 * cgraph.h (cgraph_only_called_directly_p,
2163 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
2164 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
2165 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
2167 * ipa.c (cgraph_remove_unreachable_nodes): Use
2168 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
2170 * tree-inline.c (copy_bb): Check address_taken flag.
2171 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
2172 externally_visible flag.
2174 2010-05-12 Jason Merrill <jason@redhat.com>
2178 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
2179 * sdbout.c (plain_type_1): Likewise.
2180 * dwarf2out.c (is_base_type): Likewise.
2181 (gen_type_die_with_usage): Likewise. Generate
2182 DW_TAG_unspecified_type for any LANG_TYPE.
2184 2010-05-12 Jan Hubicka <jh@suse.cz>
2186 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
2188 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
2189 (cgraph_clone_edge): Update.
2190 (cgraph_node_remove_callees): Remove indirect calls too.
2191 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
2192 (cgraph_create_indirect_edge): Update prototype.
2193 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
2194 is_proper_for_analysis.
2195 (add_new_function, visited_nodes, function_insertion_hook_holder,
2196 get_local_reference_vars_info, mark_address_taken, mark_address,
2197 mark_load, mark_store, check_asm_memory_clobber, check_call,
2198 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
2199 (ipa_init): Do not initialize visited_nodes;
2200 function_insertion_hook_holder.
2201 (analyze_variable): Rewrite.
2202 (analyze_function): Rewrite.
2203 (copy_local_bitmap): Remove.
2204 (duplicate_node_dat): Do not duplicate local info.
2205 (generate_summary): Simplify to only walk cgraph.
2206 (write_node_summary_p, ipa_reference_write_summary,
2207 ipa_reference_read_summary): Remove.
2208 (propagate): Do not remove function insertion;
2210 (pass_ipa_reference): NULLify summary handling fields.
2211 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
2212 (input_edge): Input ecf_flags.
2213 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
2214 (update_indirect_edges_after_inlining): Ignore edges with unknown
2217 2010-05-12 Sriraman Tallam <tmsriram@google.com>
2219 * implicit-zee.c: New file.
2220 * tree-pass.h (pass_implicit_zee): Declare.
2221 * passes.c (init_optimization_passes): Add zee pass.
2222 * common.opt (fzee): New flag.
2223 * timevar.def (TV_ZEE): Define.
2224 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
2226 * Makefile.in (implicit-zee.o): Add new build file.
2228 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2229 Nathan Froyd <froydnj@codesourcery.com>
2231 * c-common.c (sync_resolve_params): Remove write-only variable.
2233 2010-05-12 Anatoly Sokolov <aesok@post.ru>
2235 * target.h (struct gcc_target): Add mode_dependent_address_p field.
2236 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2237 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
2238 * targhooks.c (default_mode_dependent_address_p): New function.
2239 * targhooks.h (default_mode_dependent_address_p): Declare function.
2240 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2241 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
2242 * recog.c (mode_dependent_address_p): Call mode_dependent_address_p
2243 target hook. Change return type to bool.
2244 * recog.h (mode_dependent_address_p): Change return type to bool.
2246 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2247 Nathan Froyd <froydnj@codesourcery.com>
2249 * tree-mudflap.c (build_function_type_0, build_function_type_1,
2250 build_function_type_2, build_function_type_3): Remove.
2251 (mudflap_init): Use build_function_type_list.
2253 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2254 Nathan Froyd <froydnj@codesourcery.com>
2256 * coverage.c (build_fn_info_value): Call build_constructor instead of
2257 build_constructor_from_list.
2258 (build_ctr_info_value): Likewise.
2259 (build_gcov_info): Likewise.
2261 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
2263 * tree.c (build_constructor): Compute TREE_CONSTANT for the
2264 resultant constructor.
2265 (build_constructor_single): Don't set TREE_CONSTANT.
2266 (build_constructor_from_list): Don't compute TREE_CONSTANT.
2268 2010-05-12 Jan Hubicka <jh@suse.cz>
2270 * cgraph.h (struct varpool_node): Add aux.
2271 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
2272 * varpool.c (varpool_remove_node): Do not remove initializer.
2273 (varpool_reset_queue): Export.
2274 (varpool_finalize_decl): Volatile vars are forced to be output.
2275 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
2277 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
2278 process_references, varpool_can_remove_if_no_refs): New functions.
2279 (cgraph_remove_unreachable_nodes): Handle variables too.
2281 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
2284 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
2286 2010-05-12 Jakub Jelinek <jakub@redhat.com>
2289 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
2290 change value of ORT_TASK.
2291 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
2292 (omp_notice_threadprivate_variable): New function.
2293 (omp_notice_variable): Call it for threadprivate variables.
2294 If enclosing ctx is a task, print enclosing task rather than
2295 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
2296 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
2297 if task has untied clause.
2300 * dwarf2out.c (base_type_die): Don't add name attribute here.
2301 (modified_type_die): Instead of sizetype use
2302 its underlying original type. If a DW_TAG_base_type doesn't
2303 have name added, add __unknown__.
2304 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
2305 always call force_type_die instead.
2307 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2309 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
2310 for __stack_chk_guard.
2312 2010-05-11 Jakub Jelinek <jakub@redhat.com>
2314 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
2315 don't call start_source_file debug hook here...
2316 (finish_options): ... but here, after outputting predefined and
2317 command line defines and undefs.
2320 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
2322 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
2323 optimizing away empty bb with no successors, move over its
2324 footer chain to fallthru predecessor.
2325 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
2326 (rtl_split_edge): For asm goto call patch_jump_insn even if
2327 splitting fallthru edge.
2330 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
2331 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
2332 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
2333 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
2337 * c-parser.c (c_parser_expression): Mark LHS of a comma
2338 expression as read if it is a decl, handled component or
2339 COMPOUND_EXPR with that on the RHS.
2340 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
2341 if it is a decl or handled component.
2343 2010-05-11 Jan Hubicka <jh@suse.cz>
2345 * lto-symtab.c (lto_symtab_free): New function.
2346 * lto-streamer.h (lto_symtab_free): Declare.
2348 2010-05-11 Jan Hubicka <jh@suse.cz>
2350 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
2351 that if function is needed it is reachable.
2352 (lto_output_node): See if it the function is reachable or referenced.
2353 (output_cgraph): Update call of lto_output_node.
2354 * lto-streamer.h (reachable_from_other_partition_p): Declare.
2356 2010-05-11 Jan Hubicka <jh@suse.cz>
2358 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
2361 2010-05-11 Jan Hubicka <jh@suse.cz>
2363 PR tree-optimize/44063
2364 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
2366 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
2368 (estimate_function_body_sizes): Compute sizes even when disregarding.
2370 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
2372 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
2374 2010-05-11 Jan Hubicka <jh@suse.cz>
2376 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
2377 into every boundary.
2379 2010-05-11 Jan Hubicka <jh@suse.cz>
2381 * matrix-reorg.c (matrix_reorg): Rebuild edges.
2383 2010-05-11 Jan Hubicka <jh@suse.cz>
2385 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
2386 lto_streamer_cache_delete): Put nodes into heap.
2387 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
2390 2010-05-11 Jan Hubicka <jh@suse.cz>
2392 * cgraphbuild.c (cgraph_rebuild_references): New.
2393 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
2395 * cgraph.h (cgraph_rebuild_references): Declare.
2396 * tree-inline.c (tree_function_versioning): Use it.
2397 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
2399 2010-05-11 Jan Hubicka <jh@suse.cz>
2401 * cgraph.c: Include ipa-utils.h
2402 (cgraph_create_virtual_clone): Update references.
2403 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
2405 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
2407 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
2408 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
2411 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
2413 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
2415 2010-05-11 Jakub Jelinek <jakub@redhat.com>
2417 * gcc.c (execute): For -### don't quote arguments that
2418 contain just alphanumerics and _/-. characters.
2419 * doc/invoke.texi: Document that change for -###.
2422 * df-problems.c (struct dead_debug): Add to_rescan field.
2423 (dead_debug_init): Clear to_rescan field.
2424 (dead_debug_finish): Rescan all debug insns in to_rescan
2425 bitmap and free the bitmap.
2426 (dead_debug_insert_before): Instead of rescanning debug insns
2427 immediately queue their rescanning until dead_debug_finish.
2428 (df_note_bb_compute): After dead_debug_add do continue instead
2431 2010-05-10 Jakub Jelinek <jakub@redhat.com>
2434 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
2435 clear also INSN_REG_USE_LIST.
2437 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2439 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
2441 2010-05-10 Jan Hubicka <jh@suse.cz>
2443 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
2446 2010-05-10 Jan Hubicka <jh@suse.cz>
2448 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
2450 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
2451 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
2452 (lto_streamer_cache_create): Init alloc pool.
2453 (lto_streamer_cache_delete): Free alloc pool.
2454 * lto-streamer.h: Include alloc pool.
2455 (lto_streamer_cache_d): Use alloc pool.
2456 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
2458 2010-05-10 Jan Hubicka <jh@suse.cz>
2460 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
2461 * cgraphbuild.c: Include except.h
2462 (record_type_list, record_eh_tables): New function.
2463 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
2465 2010-05-10 Jan Hubicka <jh@suse.cz>
2467 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
2468 __frame_dummy_init_array_entry, force_to_data): Attribute as used
2471 2010-05-10 Michael Matz <matz@suse.de>
2473 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
2474 (can_reassociate_p): Use FLOAT_TYPE_P.
2475 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
2476 (vect_force_simple_reduction): ... this.
2477 * tree-parloops.c (gather_scalar_reductions): Use
2478 vect_force_simple_reduction.
2479 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
2480 vect_is_simple_reduction, add modify argument, if true rewrite
2481 "a-b" into "a+(-b)".
2482 (vect_is_simple_reduction, vect_force_simple_reduction): New
2484 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
2486 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
2487 Vladimir Makarov <vmakarov@redhat.com>
2489 PR rtl-optimization/44012
2490 * ira-build.c (remove_unnecessary_allocnos): Nullify
2491 regno_allocno_map of the removed allocno.
2493 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2495 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
2497 * configure: Regenerate.
2499 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2501 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
2503 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
2504 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
2506 * configure: Regenerate.
2508 2010-05-10 Richard Guenther <rguenther@suse.de>
2510 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
2511 marked if the entry identifier is marked.
2513 2010-05-10 Richard Guenther <rguenther@suse.de>
2515 * c-common.c (struct c_common_attributes): Add fnspec attribute.
2516 (handle_fnspec_attribute): New function.
2517 * gimple.h (gimple_call_return_flags): Declare.
2518 (gimple_call_arg_flags): Likewise.
2519 * gimple.c (gimple_call_arg_flags): New function.
2520 (gimple_call_return_flags): Likewise.
2521 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
2523 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
2525 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
2526 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
2528 (make_heapvar_for): ... this new function.
2529 (handle_rhs_call): Handle fnspec attribute argument specifiers.
2530 (handle_lhs_call): Likewise.
2531 (find_func_aliases): Adjust.
2533 2010-05-10 Richard Guenther <rguenther@suse.de>
2535 PR tree-optimization/44050
2536 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
2538 2010-05-10 Wei Guozhi <carrot@google.com>
2541 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
2543 2010-05-09 Joseph Myers <joseph@codesourcery.com>
2546 * c-typeck.c (lookup_field): Take a type directly. Update
2548 (build_component_ref): Update call to lookup_field.
2549 (set_init_label): Use lookup_field to find initialized field.
2550 Handle returned list of fields like a sequence of designators.
2552 2010-05-09 Richard Guenther <rguenther@suse.de>
2555 * fold-const.c (tree_single_nonzero_warnv_p): Properly
2556 handle &FUNCTION_DECL.
2558 2010-05-09 Joseph Myers <joseph@codesourcery.com>
2561 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
2562 structures and unions recursively.
2563 (detect_field_duplicates): Move duplicate detection with a hash to
2564 detect_field_duplicates_hash. Always use a hash if anonymous
2565 structures or unions are present.
2566 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
2569 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
2572 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
2573 detect Atom, Core 2 and Core i7.
2575 2010-05-09 Richard Guenther <rguenther@suse.de>
2577 * gcc.c (store_arg): Handle temporary file deletion for
2580 2010-05-09 Richard Guenther <rguenther@suse.de>
2583 * ipa-inline.c (estimate_function_body_sizes): Return after
2584 disregarding inline limits.
2586 2010-05-09 Richard Guenther <rguenther@suse.de>
2588 * gcc.c (store_arg): Revert last change.
2590 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
2593 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
2594 (optimize_ops_list): Call it.
2596 2010-05-08 Richard Guenther <rguenther@suse.de>
2598 PR tree-optimization/44030
2599 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
2600 NECESSARY flag if we propagate from a inserted expression.
2602 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
2604 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
2605 domain types as equal if they are both PLACEHOLDER_EXPRs.
2607 2010-05-08 Richard Guenther <rguenther@suse.de>
2609 * lto-wrapper.c (run_gcc): Remove linker output from
2610 command line for LTRANS invocation.
2612 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
2614 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
2615 lto-macho as lto_binary_reader.
2616 * target.h (struct gcc_target): New hooks lto_start and lto_end.
2617 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
2618 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
2619 in lto_start and lto_end calls.
2620 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
2622 (scan_prog_file): Update is_elf_or_coff call.
2623 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
2625 * collect2.c (main): Fix enum comparison.
2627 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
2629 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
2630 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
2631 and TARGET_ASM_LTO_END.
2632 * darwin.c: Include obstack.h and lto-streamer.h.
2633 (lto_section_names_offset, lto_section_names_obstack,
2634 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
2636 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
2637 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
2638 to a temporary file.
2639 (darwin_asm_lto_end): New function. Restore asm_out_file.
2640 (darwin_asm_named_section): For LTO sections, replace the name with
2641 the offset of the section name in a string table, and build this
2643 (darwin_file_start): Initialize global vars for LTO support.
2644 (darwin_file_end): If output to asm_out_file was redirected, append it
2645 to the proper asm_out_file here. Add the section names section.
2647 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
2649 * c-pragma.c (pending_weak_d, pending_weak): New.
2650 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
2651 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
2652 handle_pragma_weak): Update the uses of pending_weaks.
2654 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2656 PR documentation/44016
2657 * doc/standards.texi (Standards): Link to unversioned
2658 cxx0x_status.html page.
2660 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
2663 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
2664 in addition to TREE_USED, to avoid "set but unused" warnings.
2666 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2668 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
2669 (is_loop_prefetching_profitable): Do not insert prefetches
2670 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
2671 times the prefetch ahead distance.
2673 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2675 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
2676 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
2677 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
2680 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2682 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
2683 a diagnostic info when the insn-to-mem ratio is too small.
2685 2010-05-07 Richard Guenther <rguenther@suse.de>
2687 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
2689 (store_arg): Queue temp_filename for deletion instead of
2692 2010-05-07 Richard Guenther <rguenther@suse.de>
2694 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
2695 (run_gcc): Handle LTRANS phase invocation.
2696 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
2698 2010-05-07 Jakub Jelinek <jakub@redhat.com>
2700 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
2701 this is also meaningful on PARM_DECLs and RESULT_DECLs.
2703 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2705 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
2707 2010-05-07 Richard Guenther <rguenther@suse.de>
2709 PR tree-optimization/44020
2710 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
2711 code when PRE is not yet initialized.
2713 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2715 * config/mips/dbxmdebug.h: Remove.
2716 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
2718 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
2720 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
2721 with null pointer and also warn about ordered comparison of zero with
2724 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2726 * graphite-blocking.c
2727 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
2728 * graphite-clast-to-gimple.c
2729 (clast_to_gcc_expression): Same.
2730 (precision_for_value): Same.
2731 (precision_for_interval): Same.
2732 (gcc_type_for_interval): Same.
2733 (graphite_create_new_guard): Same.
2734 (compute_bounds_for_level): Same.
2735 (graphite_create_new_loop_guard): Same.
2736 * graphite-interchange.c
2737 (build_linearized_memory_access): Same.
2738 (pdr_stride_in_loop): Same.
2739 (memory_strides_in_loop_1): Same.
2740 (memory_strides_in_loop): Same.
2741 (extend_scattering): Same.
2742 (psct_scattering_dim_for_loop_depth): Same.
2743 (pbb_number_of_iterations): Same.
2745 (debug_iteration_domains): Same.
2747 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
2748 (ppl_set_inhomogeneous_gmp): Same.
2749 (ppl_strip_loop): Same.
2750 (ppl_lexico_compare_linear_expressions): Same.
2751 (ppl_read_polyhedron_matrix): Same.
2752 (ppl_max_for_le_pointset): Same.
2754 (ppl_read_polyhedron_matrix): Same.
2755 (tree_int_to_gmp): Same.
2756 (gmp_cst_to_tree): Same.
2757 (ppl_set_inhomogeneous): Same.
2758 (ppl_set_inhomogeneous_tree): Same.
2759 (ppl_set_coef): Same.
2760 (ppl_set_coef_tree): Same.
2761 * graphite-sese-to-poly.c
2762 (build_pbb_scattering_polyhedrons): Same.
2763 (build_scop_scattering): Same.
2764 (scan_tree_for_params_right_scev): Same.
2765 (scan_tree_for_params): Same.
2766 (find_params_in_bb): Same.
2767 (find_scop_parameters): Same.
2768 (add_upper_bounds_from_estimated_nit): Same.
2769 (build_loop_iteration_domains): Same.
2770 (add_condition_to_domain): Same.
2771 (pdr_add_memory_accesses): Same.
2773 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2775 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
2776 CLooG's value_* macros to their respective mpz_* counterparts.
2777 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
2778 (graphite_create_new_loop_guard): Same.
2779 * graphite-interchange.c (build_linearized_memory_access): Same.
2780 (pdr_stride_in_loop): Same.
2781 (memory_strides_in_loop_1): Same.
2782 (1st_interchange_profitable_p): Same.
2783 * graphite-poly.c (extend_scattering): Same.
2784 (psct_scattering_dim_for_loop_depth): Same.
2785 (pbb_number_of_iterations): Same.
2786 (pbb_number_of_iterations_at_time): Same.
2787 * graphite-poly.h (new_1st_loop): Same.
2788 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
2789 (oppose_constraint): Same.
2790 (insert_constraint_into_matrix): Same.
2791 (ppl_set_inhomogeneous_gmp): Same.
2792 (ppl_set_coef_gmp): Same.
2793 (ppl_strip_loop): Same.
2794 (ppl_lexico_compare_linear_expressions): Same.
2795 (ppl_max_for_le_pointset): Same.
2796 (ppl_min_for_le_pointset): Same.
2797 (ppl_build_realtion): Same.
2798 * graphite-ppl.h (gmp_cst_to_tree): Same.
2799 (ppl_set_inhomogeneous): Same.
2800 (ppl_set_inhomogeneous_tree): Same.
2801 (ppl_set_coef): Same.
2802 (ppl_set_coef_tree): Same.
2803 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2804 (build_scop_scattering): Same.
2805 (add_value_to_dim): Same.
2806 (scan_tree_for_params_right_scev): Same.
2807 (scan_tree_for_params_int): Same.
2808 (scan_tree_for_params): Same.
2809 (find_params_in_bb): Same.
2810 (find_scop_parameters): Same.
2811 (add_upper_bounds_from_estimated_nit): Same.
2812 (build_loop_iteration_domains): Same.
2813 (create_linear_expr_from_tree): Same.
2814 (add_condition_to_domain): Same.
2815 (pdr_add_memory_accesses): Same.
2817 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
2818 Jason Merrill <jason@redhat.com>
2820 * c-common.c (c_common_reswords): Add nullptr.
2821 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
2822 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
2823 (gen_type_die_with_usage): Likewise.
2824 * dbxout.c (dbxout_type): Likewise.
2825 * sdbout.c (plain_type_1): Likewise.
2827 2010-05-06 Jason Merrill <jason@redhat.com>
2829 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
2830 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
2832 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
2834 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
2835 stripping WITH_SIZE_EXPR.
2836 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
2839 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2841 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
2842 list of obsolete configurations.
2843 Disabled check for obsolete configurations.
2844 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
2845 Removed support for previous versions.
2846 * config/mips/iris.h: Removed.
2847 * config/mips/iris5.h: Removed.
2848 * config/mips/iris6.h: Merged old iris.h contents.
2849 (TARGET_IRIX): Removed.
2850 (DRIVER_SELF_SPECS): Removed mabi=32.
2851 (IDENT_ASM_OP): Removed undef.
2852 (STARTFILE_SPEC): Removed mabi=32.
2853 (ENDFILE_SPEC): Likewise.
2854 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
2855 (MACHINE_TYPE): Update for IRIX 6.5.
2856 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
2857 TARGET_IRIX by TARGET_IRIX6.
2858 (mips_file_start): Likewise.
2859 (mips_output_external): Remove IRIX 5/6 O32 support.
2860 (mips_output_function_prologue): Likewise.
2861 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
2863 (TARGET_CPU_CPP_BUILTINS): Likewise.
2864 (TARGET_IRIX): Removed.
2865 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
2866 (MULTILIB_DIRNAMES): Removed 32.
2867 (MULTILIB_OSDIRNAMES): Removed ../lib.
2868 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
2869 (Specific, mips-sgi-irix5): Document removal.
2870 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
2871 Remove references to older IRIX 6 releases and the O32 ABI.
2873 2010-05-06 Jakub Jelinek <jakub@redhat.com>
2876 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
2877 instead of DF_REF_REAL_REG.
2879 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
2882 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
2883 handling to still return true for x64 targets.
2885 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2887 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
2889 2010-05-06 Jan Hubicka <jh@suse.cz>
2891 PR tree-optimization/43791
2892 * ipa-inline.c (update_caller_keys): Remove bogus
2893 disregard_inline_limits check.
2895 2010-05-06 Michael Matz <matz@suse.de>
2897 PR tree-optimization/43984
2898 * tree-ssa-pre.c (inserted_phi_names): Remove.
2899 (inserted_exprs): Change to bitmap.
2900 (create_expression_by_pieces): Set bits, don't append to vector.
2901 (insert_into_preds_of_block): Don't handle inserted_phi_names.
2902 (eliminate): Don't look at inserted_phi_names, remove deleted
2903 insns from inserted_exprs.
2904 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
2905 (init_pre, fini_pre): Allocate and free bitmaps.
2906 (execute_pre): Insert insns on edges before elimination.
2908 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2910 * tree.c (initializer_zerop): Handle STRING_CST.
2912 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
2915 * doc/invoke.texi (Wimplicit): Document as C only.
2916 * opts.c (common_handle_option): Add argument kind.
2917 (handle_option): Rename as read_cmdline_option. Factor out code to...
2918 (handle_option): ... here. New.
2919 (handle_options): Rename as read_cmdline_options.
2920 (decode_options): Update call.
2921 (set_option): Use option index instead of option pointer. Classify
2922 diagnostics correctly.
2923 (enable_warning_as_error): Call handle_option.
2924 * opts.h (set_option): Update declaration.
2925 (handle_option): Declare.
2926 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
2927 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
2928 * c-opts.c (set_Wimplicit): Delete.
2929 (c_family_lang_mask): New static constant.
2930 (c_common_handle_option): Add argument kind. Use handle_option
2931 instead of set_Wimplicit.
2932 (c_common_post_options): warn_implicit and warn_implicit_int
2933 are disabled by default.
2934 * c-common.c (warn_implicit): Do not define here.
2935 * c-common.h (warn_implicit): Do not declare here.
2936 (c_common_handle_option): Update declaration.
2937 * lto-opts.c (lto_reissue_options): Update call to set_option.
2939 2010-05-06 Richard Guenther <rguenther@suse.de>
2941 PR tree-optimization/43571
2942 * domwalk.c (walk_dominator_tree): Walk the dominator
2943 sons in more optimal order.
2945 2010-05-06 Richard Guenther <rguenther@suse.de>
2947 PR tree-optimization/43934
2948 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
2949 (stmt_cost): Likewise.
2950 (extract_true_false_args_from_phi): New helper.
2951 (determine_max_movement): For PHI nodes verify we can hoist them
2952 and compute their cost.
2953 (determine_invariantness_stmt): Handle PHI nodes.
2954 (move_computations_stmt): Likewise. Hoist PHI nodes in
2955 if-converted form using COND_EXPRs.
2956 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
2957 (tree_ssa_lim): Likewise.
2958 * tree-flow.h (tree_ssa_lim): Adjust prototype.
2959 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
2961 2010-05-06 Richard Guenther <rguenther@suse.de>
2963 PR tree-optimization/43987
2964 * tree-ssa-structalias.c (could_have_pointers): For possibly
2965 address-taken variables force pointers to be recorded.
2966 (create_variable_info_for_1): Likewise.
2967 (push_fields_onto_fieldstack): Pass in wheter all fields
2969 (find_func_aliases): Query types instead of vars whether
2970 they contain pointers where appropriate.
2972 2010-05-06 Jan Hubicka <jh@suse.cz>
2974 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
2975 (record_reference, mark_address, mark_load, mark_store): Record
2977 (record_references_in_initializer): Update call of record_references.
2978 (rebuild_cgraph_edges): Remove all references before rebuiding.
2979 * cgraph.c (cgraph_create_node): Clear ref list.
2980 (cgraph_remove_node): Remove references.
2981 (dump_cgraph_node): Dump references.
2982 (cgraph_clone_node): Clone references.
2983 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
2984 (struct cgraph_node, varpool_node): Add ref_lst.
2985 * ipa-ref.c: New file.
2986 * ipa-ref.h: New file.
2987 * ipa-ref-inline.h: New file.
2988 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
2989 (referenced_from_other_partition_p): New function.
2990 (lto_output_varpool_node): Take set arugment; call
2991 referenced_from_other_partition.
2992 (lto_output_ref): New.
2993 (add_references): New.
2995 (output_cgraph): Compute boundary based on references; output refs.
2996 (output_varpool): Accept cgraph_node_set argument.
2999 (input_cgraph): Call input_refs.
3000 * lto-section-in.c (lto_section_name): Add refs.
3001 * Makefile.in (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
3002 (ipa-ref.o): New file.
3003 * varpool.c (varpool_node): Clear ipa ref list.
3004 (varpool_remove_node): Remove references.
3005 (dump_varpool_node): Dump references.
3006 (varpool_assemble_decl): Only compile finalized ones.
3007 (varpool_extra_name_alias): Initialize ref list.
3008 * lto-streamer.c (lto-get_section_name): Add .refs section.
3009 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
3010 (referenced_from_other_partition_p): Declared.
3012 2010-05-06 Ira Rosen <irar@il.ibm.com>
3014 PR tree-optimization/43901
3015 * tree-vect-stmts.c (vectorizable_call): Assert that vector
3016 type is not NULL if it's transformation phase, and return
3017 FALSE if it's analysis.
3018 (vectorizable_conversion, vectorizable_operation,
3019 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
3021 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
3023 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
3025 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
3027 * config/mips/mips-protos.h
3028 (mips_small_register_classes_for_mode_p): Delete prototype.
3030 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
3032 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
3033 * config/arm/arm.c (multiple_operation_profitable_p,
3034 compute_offset_order): New static functions.
3035 (load_multiple_sequence, store_multiple_sequence): Use them.
3036 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
3037 memory offsets, not register numbers.
3038 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
3040 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
3042 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
3043 (get_pending_sizes, put_pending_size, put_pending_sizes):
3044 Update the uses of pending_sizes.
3045 * c-decl.c (store_parm_decls): Likewise.
3046 * c-tree.h (struct c_arg_info): Likewise.
3047 * tree.h: Update the prototype for get_pending_sizes and
3050 2010-05-05 Jason Merrill <jason@redhat.com>
3053 * c-common.c (handle_aligned_attribute): Respect
3054 ATTR_FLAG_TYPE_IN_PLACE.
3057 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
3058 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
3059 (TARGET_INITIALIZER): Use it.
3060 * c-common.c (attribute_takes_identifier_p): Call it.
3061 * c-common.h: Update prototype.
3062 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
3063 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
3065 2010-05-05 Jakub Jelinek <jakub@redhat.com>
3068 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
3069 DW_ID_down_case for Fortran compilation units.
3071 2010-05-05 Jan Hubicka <jh@suse.cz>
3073 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
3076 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
3078 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
3079 a variable-sized RESULT_DECL.
3081 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
3083 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
3085 2010-05-05 Jason Merrill <jason@redhat.com>
3088 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
3090 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
3092 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
3093 Jakub Jelinek <jakub@redhat.com>
3096 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
3097 (dead_debug_init, dead_debug_finish): New functions.
3098 (dead_debug_add, dead_debug_insert_before): Likewise.
3099 (df_note_bb_compute): Initialize a dead_debug object, add dead
3100 debug uses to it, insert debug bind insns before death insns,
3101 reset debug insns that refer to pending uses at the end.
3102 * rtl.h (make_debug_expr_from_rtl): New prototype.
3103 * varasm.c (make_debug_expr_from_rtl): New function.
3105 2010-05-05 Jan Hubicka <jh@suse.cz>
3107 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
3108 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
3109 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
3110 lto_varpool_encoder_deref, lto_varpool_encoder_size,
3111 lto_varpool_encoder_encode_initializer_p,
3112 lto_set_varpool_encoder_encode_initializer): New functions.
3113 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
3114 call output_varpool.
3115 (input_varpool_node): Do not always set analyzed.
3116 (input_cgraph_1): Return vector of cgraph nodes.
3117 (input_varpool_1): Return vector of varpools.
3118 (input_cgraph): Free the vectors.
3119 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3120 output only initializers needed.
3121 (lto_output): Only call output_cgraph.
3122 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
3123 * lto-section-out.c (lto_new_out_decl_state): Initialize
3124 state->varpool_node_encoder.
3125 * lto-streamer.h (lto_varpool_encoder_d): New.
3126 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
3127 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
3128 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
3129 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
3130 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
3132 (output_varpool, input_varpool): Remove declarations.
3134 2010-05-05 Jan Hubicka <jh@suse.cz>
3136 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
3137 with body can prevail.
3139 2010-05-05 Jan Hubicka <jh@suse.cz>
3141 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
3144 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3146 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
3148 * gengtype.h (erro_at_line): Constify pos argument.
3150 * gengtype.c: Include hashtab.h.
3151 (enum gc_used): Document GC_MAYBE_POINTED_TO.
3152 (error_at_line): Constify pos argument.
3153 (do_typedef): Initialize p->opt field.
3154 (get_file_gtfilename): Fix comment typo.
3155 (struct walk_type_data): Constify line field.
3156 (get_output_file_for_structure): New function.
3157 (write_local_func_for_structure): Constify orig_s argument.
3158 Use get_output_file_for_structure.
3159 (write_func_for_structure): Use get_output_file_for_structure.
3160 (INDENT): New define.
3161 (dump_pair, dump_type, dump_type_list, dump_typekind)
3162 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
3163 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
3165 (seen_types): New variable.
3166 (main): New variable do_dump. Process "-d" command line option.
3167 Call dump_everything if dump requested.
3169 2010-05-05 Jakub Jelinek <jakub@redhat.com>
3171 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
3172 in a temporary instead of invoking the macro multiple times.
3173 (track_expr_p): Likewise.
3175 2010-05-04 Neil Vachharajani <nvachhar@google.com>
3177 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
3179 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
3180 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
3181 conditions for printing notes.
3182 * common.opt (-Wcoverage-mismatch): Allow negative, default to
3183 true, update documentation.
3184 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
3186 2010-05-04 Jakub Jelinek <jakub@redhat.com>
3189 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
3192 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3195 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
3196 (*sse_prologue_save_insn1): Likewise.
3197 (SSE prologue save splitter): Likewise.
3199 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
3201 * tree.c (free_lang_data_in_one_sizepos): New inline function.
3202 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
3203 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
3204 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
3205 all decls. Call it on DECL_FIELD_OFFSET of fields.
3206 (find_decls_types_r): Follow DECL_VALUE_EXPR.
3207 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
3209 2010-05-04 Martin Jambor <mjambor@suse.cz>
3211 * tree-sra.c (build_access_from_expr_1): The first parameter type
3212 changed to simple tree.
3213 (build_access_from_expr): Likewise, gsi parameter was eliminated.
3214 (scan_assign_result): Renamed to assignment_mod_result, enum elements
3216 (build_accesses_from_assign): Removed all parameters except for a
3217 simple gimple statement. Now returns a simple bool.
3218 (scan_function): All non-analysis parts moved to separate functions
3219 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
3220 parameters and updated both callers.
3221 (sra_modify_expr): Removed parameter data.
3222 (sra_modify_function_body): New function.
3223 (perform_intra_sra): Call sra_modify_function_body to modify the
3225 (replace_removed_params_ssa_names): Parameter data changed into
3227 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
3228 changed the parameter dont_convert to convert with the opposite
3230 (sra_ipa_modify_assign): Parameter data changed into adjustments
3231 vector, return value changed to bool.
3232 (ipa_sra_modify_function_body): New function.
3233 (sra_ipa_reset_debug_stmts): Updated a comment.
3234 (modify_function): Use ipa_sra_modify_function_body to modify function
3237 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3240 * alias.c (true_dependence): Handle the same VALUE in x and mem.
3241 (canon_true_dependence): Likewise.
3242 (write_dependence_p): Likewise.
3244 2010-05-04 Jan Hubicka <jh@suse.cz>
3246 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
3247 * cgraphbuild.c: Include ipa-utils.h
3248 (record_reference_ctx): New struct.
3249 (record_reference): Simplify to work on initializers; not statements.
3250 (mark_address, mark_load, mark_store): New.
3251 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3253 (record_references_in_initializer): Update use of record_reference.
3254 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3257 2010-05-04 Jan Hubicka <jh@suse.cz>
3259 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
3260 node will be removed anyway.
3261 (lto_varpool_replace_node): Allow also unanalyzed nodes;
3262 relink aliases of node into prevailing node.
3263 * varpool.c (varpool_remove_node): Remove aliases properly;
3264 when removing node, remove all its aliases too; remove DECL_INITIAL
3265 of removed node; ggc_free the varpool node.
3267 2010-05-04 Richard Guenther <rguenther@suse.de>
3269 PR tree-optimization/43879
3270 * tree-ssa-structalias.c (alias_get_name): Use
3271 DECL_ASSEMBLER_NAME if available.
3272 (create_function_info_for): Return the varinfo node.
3273 (ipa_pta_execute): Associate same-body aliases and extra names
3274 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
3276 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
3278 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
3280 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
3283 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
3284 only if HONOR_REG_ALLOC_ORDER is not defined.
3286 2010-05-04 Richard Guenther <rguenther@suse.de>
3288 PR tree-optimization/43949
3289 * tree-vrp.c (extract_range_from_binary_expr): Only handle
3292 2010-04-26 Jason Merrill <jason@redhat.com>
3294 * c.opt (-fstrict-enums): New.
3295 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
3297 2010-05-03 David Ung <davidu@mips.com>
3298 James E. Wilson <wilson@codesourcery.com>
3300 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
3301 emit the trap instruction before the divide for TUNE_74K.
3303 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
3305 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
3306 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
3307 based on the above, for new target hook.
3309 * hooks.c (hook_bool_mode_true): New generic hook.
3310 * hooks.h (hook_bool_mode_true): Add prototype.
3312 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
3314 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
3315 target hook, set to hook_bool_mode_false.
3316 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
3317 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
3318 with targetm.small_register_classes_for_mode_p.
3319 (find_reusable_reload): Likewise.
3320 (combine_reloads): Likewise.
3321 * reload1.c (reload_as_needed): Likewise.
3322 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
3323 * ifcvt.c (noce_process_if_block, check_cond_move_block,
3324 dead_or_predicable): Likewise.
3325 * regmove.c (optimize_reg_copy_1): Likewise.
3326 * calls.c (prepare_call_address): Likewise.
3327 (precompute_register_parameters): Likewise.
3329 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
3331 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
3332 implementation of the hook that considers all register classes
3333 small except for SH64.
3334 (sh_override_options): Use the new hook.
3335 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
3338 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
3340 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
3341 implementation of the hook that considers all register classes
3343 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
3346 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
3348 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
3349 implementation of the hook that considers all register classes
3351 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
3354 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
3356 * config/m32c/m32c.h: Likewise.
3357 * config/pdp11/pdp11.h: Likewise.
3358 * config/avr/avr.h: Likewise.
3359 * config/xtensa/xtensa.h: Likewise.
3360 * config/m68hc11/m68hc11.h: Likewise.
3361 * config/mn10300/mn10300.h: Likewise.
3362 * config/mcore/mcore.h: Likewise.
3363 * config/h8300/h8300.h: Likewise.
3364 * config/bfin/bfin.h: Likewise.
3366 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
3367 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
3369 2010-05-03 Anatoly Sokolov <aesok@post.ru>
3371 * double-int.h (tree_to_double_int): Remove macro.
3372 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
3373 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
3374 (tree_to_double_int): New function.
3375 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
3377 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
3379 2010-05-03 Richard Guenther <rguenther@suse.de>
3381 PR tree-optimization/43971
3382 * tree-ssa-structalias.c (get_constraint_for_1): Fix
3383 constraints in the !flag_delete_null_pointer_checks case.
3385 2010-05-03 Jakub Jelinek <jakub@redhat.com>
3388 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
3389 result mode matches original rtl mode.
3391 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
3394 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
3396 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3398 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
3399 when processing flag options.
3401 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3403 * gcov-iov.c (main): Change format string placeholder
3404 from %#08x to 0x%08x.
3405 * genchecksum.c (dosum): Change format string placeholder
3406 from %#02x to 0x%02x.
3408 2010-05-02 Richard Guenther <rguenther@suse.de>
3410 PR tree-optimization/43879
3411 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
3413 2010-05-02 Bruno Haible <bruno@clisp.org>
3415 * doc/extend.texi (Function Attributes): Fix a typo.
3417 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3420 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
3421 placeholder from 0x%x to %#x.
3422 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
3423 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3424 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3425 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3426 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3427 * config/i386/i386.c (ix86_target_string): Ditto.
3428 * config/i386/i386.c (output_pic_addr_const): Ditto.
3429 (print_operand): Ditto.
3431 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3433 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
3434 placeholder from 0x%x to %#x.
3435 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
3436 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
3437 (ASM_OUTPUT_DEBUG_DATA): Ditto.
3438 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
3439 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
3440 * optc-gen.awk: Ditto.
3441 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
3442 (HOST_WIDE_INT_PRINT_HEX): Ditto.
3443 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
3444 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
3446 2010-05-01 Anatoly Sokolov <aesok@post.ru>
3448 * target.h (struct calls): Add function_value_regno_p field.
3449 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
3450 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
3451 * targhooks.c (default_function_value_regno_p): New function.
3452 * targhooks.h (default_function_value_regno_p): Declare function.
3453 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
3454 * builtins.c. (apply_result_size): (Ditto.).
3455 * combine.c. (likely_spilled_retval_p): (Ditto.).
3456 * mode-switching.c. Include 'target.h'.
3457 (create_pre_exit): Use function_value_regno_p hook.
3458 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
3459 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
3460 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
3462 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
3463 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
3464 (ix86_function_value_regno_p): Declare as static, change argument
3465 type to const unsigned int.
3466 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
3468 2010-05-01 Richard Guenther <rguenther@suse.de>
3470 PR tree-optimization/43949
3471 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
3473 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
3475 2010-05-01 Anatoly Sokolov <aesok@post.ru>
3477 * rtl.h (CONST_DOUBLE_P): Define.
3478 (rtx_to_double_int): Declare.
3479 * emit-rtl.c (rtx_to_double_int): New function.
3480 * dwarf2out.c (insert_double): New function.
3481 (loc_descriptor, add_const_value_attribute): Clean up, use
3482 rtx_to_double_int and insert_double functions.
3484 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
3486 * doc/extend.texi (Inline): Add missing return keyword to examples.
3487 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
3490 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
3492 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
3493 the variable part of the offset as well. Use highest_pow2_factor for
3494 all alignment checks.
3496 2010-04-30 Richard Guenther <rguenther@suse.de>
3498 PR tree-optimization/43879
3499 * tree-ssa-structalias.c (type_could_have_pointers): Functions
3502 2010-04-30 Jan Hubicka <jh@suse.cz>
3504 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
3506 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
3508 2010-04-30 Jan Hubicka <jh@suse.cz>
3510 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
3512 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
3513 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
3514 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
3515 cgraph_node_set_needs_ltrans_p): Remove.
3517 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
3519 * sdbout.c: Include vec.h, do not include varray.h.
3520 (deferred_global_decls, sdbout_global_decl,
3521 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
3522 * toplev.c: Do not include varray.h.
3523 (dump_memory_report): Do not dump VARRAY statistics.
3524 * gengtype.c (open_base_file): Ignore varray.h.
3525 * Makefile.in: Update for abovementioned changes.
3526 Remove all traces of varray.c and varray.h.
3527 * varray.c: Remove file.
3528 * varray.h: Remove file.
3530 2010-04-30 Jan Hubicka <jh@suse.cz>
3532 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
3535 2010-04-30 Jan Hubicka <jh@suse.cz>
3537 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
3540 2010-04-30 Richard Guenther <rguenther@suse.de>
3542 * tree-ssa-structalias.c (get_constraint_for_1): Generate
3543 constraints for CONSTRUCTOR.
3545 2010-04-30 Richard Guenther <rguenther@suse.de>
3548 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
3549 first after all lowering passes.
3551 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
3553 * toplev.c: Include varray.h for statistics dumping.
3554 * tree.h: Do not declare varray_head_tag.
3555 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
3556 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
3557 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
3558 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
3559 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
3560 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
3561 c-common.c, c-common.h, reg-stack.c, basic-block.h,
3562 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
3564 * Makefile.in: Update for abovementioned changes.
3566 2010-04-30 Jakub Jelinek <jakub@redhat.com>
3569 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
3571 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
3573 * config/picochip/picochip.c (picochip_legitimize_address): Define.
3574 Use this function to do machine-specific conversion.
3575 (picochip_legitimize_reload_address): Likewise.
3576 (picochip_legitimate_address_p): Check valid base register only if
3578 (picochip_check_conditional_copy): Check for modw only if opnd is
3580 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
3581 to call the function in c.
3582 * config/picochip/picochip-protos.h
3583 (picochip_legitimize_reload_address): Define.
3584 * config/picochip/picochip.md (supported_compare1): Define.
3586 2010-04-30 Jan Hubicka <jh@suse.cz>
3588 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
3589 (cgraph_global_info): Remove inlined.
3590 (LTO_cgraph_tag_names): Remove.
3591 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
3592 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
3593 simplify cgraph tags and document.
3594 (lto_output_node): Use only LTO_cgraph_unavail_node and
3595 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
3596 for_functions_valid, global info, process and output flags.
3597 (input_overwrite_node): Initialize estimated stack size and
3598 estimated growth. Do not read flags we no longer store.
3599 (input_node): Likewise do not read info no longer stored.
3600 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
3603 2010-04-30 Richard Guenther <rguenther@suse.de>
3605 PR tree-optimization/43879
3606 * tree-ssa-structalias.c (get_constraint_for_1): Properly
3607 handle non-zero initializers.
3609 2010-04-30 Richard Guenther <rguenther@suse.de>
3611 * builtins.c (fold_builtin_1): Delete free (0).
3613 2010-04-29 Jan Hubicka <jh@suse.cz>
3615 * gengtype.c (open_base_files): Add lto-streamer.h
3616 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
3617 (pass_ipa_cp): GGC collect.
3618 * toplev. (compile_file): Do not output symbols.
3619 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
3620 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
3621 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
3622 * lto-section-in.c: Include ggc.h
3623 (lto_new_in_decl_state): Alloc in GGC.
3624 (lto_delete_in_decl_state): Likewise.
3625 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
3628 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
3631 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
3632 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
3633 (HONOR_REG_ALLOC_ORDER): Describe new macro.
3634 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
3635 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
3636 account only if HONOR_REG_ALLOC_ORDER is not defined.
3637 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
3638 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
3640 2010-04-29 Jon Grant <04@jguk.org>
3642 * collect2.c (vflag): Change type from int to bool.
3644 (helpflag): New global bool.
3645 (main): Set vflag and debug with boolean, not integer truth values.
3646 Accept new "--help" option and output usage text if found.
3647 * collect2.h (vflag): Update prototype.
3650 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
3653 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
3655 2010-04-29 Richard Guenther <rguenther@suse.de>
3658 * plugin.h (invoke_plugin_callbacks): Annotate arguments
3659 with ATTRIBUTE_UNUSED.
3661 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
3664 * config/i386/i386.c (get_some_local_dynamic_name): Replace
3665 INSN_P with NONDEBUG_INSN_P.
3666 (distance_non_agu_define): Likewise.
3667 (distance_agu_use): Likewise.
3669 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
3671 From Dominique d'Humieres <dominiq@lps.ens.fr>
3673 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
3676 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
3678 * plugin.h (invoke_plugin_callbacks): New inline function.
3679 * plugin.c (flag_plugin_added): New global flag.
3680 (add_new_plugin): Initialize above flag.
3681 (invoke_plugin_callbacks): Rename to ...
3682 (invoke_plugin_callbacks_full): ... this.
3684 2010-04-28 Jan Hubicka <jh@suse.cz>
3686 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
3687 (lto_varpool_replace_node): New.
3688 (lto_symtab_resolve_symbols): Resolve varpool nodes.
3689 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
3690 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
3691 * cgraph.h (varpool_node_ptr): New type.
3692 (varpool_node_ptr): New vector.
3693 (varpool_node_set_def): New structure.
3694 (varpool_node_set): New type.
3695 (varpool_node_set): New vector.
3696 (varpool_node_set_element_def): New structure.
3697 (varpool_node_set_element, const_varpool_node_set_element): New types.
3698 (varpool_node_set_iterator): New type.
3699 (varpool_node): Add prev pointers, add used_from_other_partition,
3701 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
3702 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
3703 varpool_get_node, varpool_remove_node): Declare.
3704 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
3705 varpool_node_set_size): New inlines.
3706 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
3707 * tree-pass.h (varpool_node_set_def): Forward declare.
3708 (ipa_opt_pass_d): Summary writting takes vnode sets too.
3709 (ipa_write_optimization_summaries): Update prototype.
3710 * ipa-cp.c (ipcp_write_summary): Update.
3711 * ipa-reference.c (ipa_reference_write_summary): Update.
3712 * lto-cgraph.c (lto_output_varpool_node): New static function.
3713 (output_varpool): New function.
3714 (input_varpool_node): New static function.
3715 (input_varpool_1): New function.
3716 (input_cgraph): Input varpool.
3717 * ipa-pure-const.c (pure_const_write_summary): Update.
3718 * lto-streamer-out.c (lto_output): Update, output varpool too.
3719 (write_global_stream): Kill WPA hack.
3720 (produce_asm_for_decls): Update.
3721 (output_alias_pair_p): Handle variables.
3722 (output_unreferenced_globals): Output only needed partition of varpool.
3723 * ipa-inline.c (inline_write_summary): Update.
3724 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
3726 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
3727 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
3728 varpool_node_set_new, varpool_node_set_add,
3729 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
3730 debug_varpool_node_set): New functions.
3731 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
3732 (execute_one_pass): Process new decls too.
3733 (ipa_write_summaries_2): Pass around vsets.
3734 (ipa_write_summaries_1): Likewise.
3735 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
3737 (ipa_write_optimization_summaries_1): Pass around vsets.
3738 (ipa_write_optimization_summaries): Likewise.
3739 * varpool.c (varpool_get_node): New.
3740 (varpool_node): Update doubly linked lists.
3741 (varpool_remove_node): New.
3742 (dump_varpool_node): More dumping.
3743 (varpool_enqueue_needed_node): Update doubly linked lists.
3744 (decide_is_variable_needed): Kill ltrans hack.
3745 (varpool_finalize_decl): Kill lto hack.
3746 (varpool_assemble_decl): Skip decls in other partitions.
3747 (varpool_assemble_pending_decls): Update doubly linkes lists.
3748 (varpool_empty_needed_queue): Likewise.
3749 (varpool_extra_name_alias): Likewise.
3750 * lto-streamer.c (lto_get_section_name): Add vars section.
3751 * lto-streamer.h (lto_section_type): Update.
3752 (output_varpool, input_varpool): Declare.
3754 2010-04-28 Mike Stump <mikestump@comcast.net>
3756 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
3758 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3760 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
3761 record or union type with RECORD_OR_UNION_TYPE_P predicate.
3762 (lto_input_ts_type_tree_pointers): Likewise.
3763 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
3764 (lto_output_ts_type_tree_pointers): Likewise.
3766 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3768 Uniquization of constants at the Tree level
3769 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
3770 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
3772 (tree_output_constant_def): Declare.
3773 * gimplify.c (gimplify_init_constructor): When using block copy, first
3774 uniquize the constant constructor on the RHS.
3775 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
3776 DECL_IN_CONSTANT_POOL flag.
3777 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
3778 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
3780 (assemble_variable): Deal with symbols belonging to the tree constant
3782 (get_constant_section): Add ALIGN parameter and simplify.
3783 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
3784 (assemble_constant_contents): Use the expression of the VAR_DECL.
3785 (output_constant_def_contents): Use the alignment of the VAR_DECL.
3786 (tree_output_constant_def): New global function.
3787 (mark_constant): Use the expression of the VAR_DECL.
3788 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
3790 (output_object_block): Likewise and assemble the expression.
3792 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3794 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
3795 hash_tree, eq_tree): New tree hash table.
3796 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
3797 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
3798 lto_orig_address_remove): Reimplement.
3800 2010-04-28 Xinliang David Li <davidxl@google.com>
3803 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
3804 (compute_uninit_opnds_pos): New function.
3805 (is_non_loop_exit_postdominating): New function.
3806 (compute_control_dep_chain): New function.
3807 (find_pdom): New function.
3808 (convert_control_dep_chain_into_preds): New function.
3809 (find_predicates): New function.
3810 (find_control_equiv_block): New function.
3811 (collect_phi_def_edges): New function.
3812 (find_def_preds): New function.
3813 (find_dom): New function.
3814 (dump_predicates): New function.
3815 (get_cmp_code): New function.
3816 (is_value_included_in): New function.
3817 (find_matching_predicate_in_rest_chains): New function.
3818 (use_pred_not_overlap_with_undef_path_pred): New function.
3819 (is_use_properly_guarded): New function.
3820 (normalize_cond_1): New function.
3821 (is_and_or_or): New function.
3822 (normalize_cond): New function.
3823 (is_gcond_subset_of): New function.
3824 (is_subset_of_any): New function.
3825 (is_or_set_subset_of): New function.
3826 (is_and_set_subset_of): New function.
3827 (is_norm_cond_subset_of): New function.
3828 (is_pred_expr_subset_of): New function.
3829 (is_pred_chain_subset_of): New function.
3830 (is_included_in): New function.
3831 (is_superset_of): New function.
3832 (find_uninit_use): New function.
3833 (warn_uninitialized_phi): New function.
3834 (compute_possibly_undefined_names): New function.
3835 (ssa_undefined_value_p): New function.
3836 (execute_late_warn_uninitialized): New function.
3837 * tree-ssa.c (ssa_undefined_value_p): Removed.
3838 (warn_uninit): Changed to extern.
3839 (warn_uninitialized_phi): Removed.
3840 (warn_uninitialized_vars): Changed to extern.
3841 (execute_late_warn_uninitialized): Removed
3842 * tree-flow.h: Add new prototypes.
3843 * timevar.def: Add new time variable.
3844 * Makefile.in: Add new build file.
3846 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
3848 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3851 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3854 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
3856 2010-04-28 Martin Jambor <mjambor@suse.cz>
3858 * cgraph.h (struct cgraph_node): New field indirect_calls.
3859 (struct cgraph_indirect_call_info): New type.
3860 (struct cgraph_edge): Removed field indirect_call. New fields
3861 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
3862 (cgraph_create_indirect_edge): Declare.
3863 (cgraph_make_edge_direct): Likewise.
3864 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
3865 * ipa-prop.h (struct ipa_param_call_note): Removed.
3866 (struct ipa_node_params): Removed field param_calls.
3867 (ipa_create_all_structures_for_iinln): Declare.
3868 * cgraph.c: Described indirect edges and uids in initial comment.
3869 (cgraph_add_edge_to_call_site_hash): New function.
3870 (cgraph_edge): Search also among the indirect edges, use
3871 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
3872 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
3873 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
3875 (initialize_inline_failed): Assign a reason to indirect edges.
3876 (cgraph_create_edge_1): New function.
3877 (cgraph_create_edge): Moved some functionality to
3878 cgraph_create_edge_1.
3879 (cgraph_create_indirect_edge): New function.
3880 (cgraph_edge_remove_callee): Add an assert checking for
3882 (cgraph_edge_remove_caller): Special-case indirect edges.
3883 (cgraph_remove_edge): Likewise.
3884 (cgraph_set_edge_callee): New function.
3885 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
3886 (cgraph_make_edge_direct): New function.
3887 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
3888 the declaration of the call statement matches.
3889 (cgraph_node_remove_callees): Special-case indirect edges.
3890 (cgraph_clone_edge): Likewise.
3891 (cgraph_clone_node): Clone also the indirect edges.
3892 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
3893 indirect_call, dump count of indirect_calls edges.
3894 * ipa-prop.c (iinlining_processed_edges): New variable.
3895 (ipa_note_param_call): Create indirect edges instead of
3896 creating notes. New parameter node.
3897 (ipa_analyze_call_uses): New parameter node, pass it on to
3898 ipa_note_param_call.
3899 (ipa_analyze_stmt_uses): Likewise.
3900 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
3901 (print_edge_addition_message): Work on edges rather than on notes.
3902 (update_call_notes_after_inlining): Likewise, renamed to
3903 update_indirect_edges_after_inlining.
3904 (ipa_create_all_structures_for_iinln): New function.
3905 (ipa_free_node_params_substructures): Do not free notes.
3906 (ipa_edge_duplication_hook): Propagate bits within
3907 iinlining_processed_edges bitmap.
3908 (ipa_node_duplication_hook): Do not duplicate notes.
3909 (free_all_ipa_structures_after_ipa_cp): Renamed to
3910 ipa_free_all_structures_after_ipa_cp.
3911 (free_all_ipa_structures_after_iinln): Renamed to
3912 ipa_free_all_structures_after_iinln.
3913 (ipa_write_param_call_note): Removed.
3914 (ipa_read_param_call_note): Removed.
3915 (ipa_write_indirect_edge_info): New function.
3916 (ipa_read_indirect_edge_info): Likewise.
3917 (ipa_write_node_info): Do not stream notes, do stream information
3919 (ipa_read_node_info): Likewise.
3920 (lto_ipa_fixup_call_notes): Removed.
3921 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
3922 * ipa-inline.c (pass_ipa_inline): Likewise.
3923 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
3924 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
3925 * tree-inline.c (copy_bb): Removed an unnecessary double check for
3927 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
3929 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
3930 (output_cgraph): Stream also indirect edges.
3931 (lto_output_edge): Added capability to stream indirect edges.
3932 (input_edge): Likewise.
3933 (input_cgraph_1): Likewise.
3934 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
3937 2010-04-28 Richard Guenther <rguenther@suse.de>
3939 PR tree-optimization/43879
3940 PR tree-optimization/43909
3941 * tree-ssa-structalias.c (struct variable_info): Add
3942 only_restrict_pointers flag.
3943 (new_var_info): Initialize it. Increment stats.total_vars here.
3944 (create_function_info_for): Do not increment stats.total_vars here.
3945 (get_function_part_constraint): Fix build with C++.
3946 (insert_into_field_list): Remove.
3947 (push_fields_onto_fieldstack): Properly merge fields.
3948 (create_variable_info_for): Split and simplify.
3949 (create_variable_info_for_1): New piece.
3950 (intra_create_variable_infos): Properly make restrict constraints
3953 2010-04-28 Richard Guenther <rguenther@suse.de>
3956 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
3958 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
3959 Jan Hubicka <hubicka@ucw.cz>
3961 * doc/invoke.texi (-Wsuggest-attribute=const,
3962 -Wsuggest-attribute=pure): Document.
3963 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
3964 (function_always_visible_to_compiler_p,
3965 suggest_attribute, warn_function_pure, warn_function_const):
3967 (check_call): Improve debug info.
3968 (analyze_function): Do not check availability.
3969 (add_new_function): Check availability.
3970 (propagate): Output warnings.
3971 (skip_function_for_local_pure_const): New function.
3972 (local_pure_const): Use it; output warnings.
3973 * common.opt (Wsuggest-attribute=const,
3974 Wsuggest-attribute=pure): New.
3976 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3978 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
3979 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
3980 or DW_CFA_def_cfa_offset{,_sf}.
3982 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3984 * tree.h: Fix truncated long macros.
3986 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
3988 * collect2.c (TARGET_64BIT): Redefine to target's default.
3989 * tlink.c: Likewise.
3990 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
3991 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
3992 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
3993 for underscoring __USER_LABEL_PREFIX__.
3994 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
3995 (SUB_LINK_ENTRY32): New.
3996 (SUB_LINK_ENTRY64): New.
3997 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
3998 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
3999 (SUB_LINK_ENTRY64): New.
4000 (SUB_LINK_ENTRY): New.
4001 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
4002 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
4003 x64 target is choosen.
4004 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
4005 * configure: Regenerated.
4006 * configure.ac (leading-mingw64-underscores): Option added.
4008 2010-04-27 Jan Hubicka <jh@suse.cz>
4010 * doc/invoke.texi (-fipa-profile): Document.
4011 * opts.c (decode_options): Enable ipa-profile at -O1.
4012 * timevar.def (TV_IPA_PROFILE): Define.
4013 * common.opt (fipa-profile): Add.
4014 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
4016 (cgraph_propagate_frequency): Handle only local ones.
4017 * tree-pass.h (pass_ipa_profile): Declare.
4018 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
4019 (pass_ipa_profile): Use TV_IPA_PROFILE.
4020 * ipa.c (ipa_profile): New function.
4021 (gate_ipa_profile): Likewise.
4022 (pass_ipa_profile): New global variable.
4023 * passes.c (pass_ipa_profile): New.
4025 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
4027 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
4029 2010-04-27 Martin Jambor <mjambor@suse.cz>
4032 * ipa.c (dissolve_same_comdat_group_list): New function.
4033 (function_and_variable_visibility): Call
4034 dissolve_same_comdat_group_list when comdat group contains external or
4036 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
4037 lists are circular and that they contain only DECL_ONE_ONLY nodes.
4039 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
4041 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
4042 (const_hash_1) <VECTOR_CST>: New case.
4043 (compare_constant) <VECTOR_CST>: Likewise.
4044 <ADDR_EXPR>: Deal with LABEL_REFs.
4045 (copy_constant) <VECTOR_CST>: New case.
4047 2010-04-27 Jan Hubicka <jh@suse.cz>
4049 * cgraph.c (cgraph_propagate_frequency): New function.
4050 * cgraph.h (cgraph_propagate_frequency): Declare.
4051 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
4052 cgraph_propagate_frequency.
4054 2010-04-27 Jakub Jelinek <jakub@redhat.com>
4056 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
4058 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
4061 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
4062 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
4063 here to determine which regs to push and how much stack to reserve.
4065 2010-04-27 Jie Zhang <jie@codesourcery.com>
4067 * doc/gimple.texi (gimple_statement_with_ops): Remove
4068 addresses_taken field.
4069 (gimple_statement_with_memory_ops): Likewise.
4071 2010-04-27 Jan Hubicka <jh@suse.cz>
4073 * tree-inline.c (eni_inlining_weights): Remove.
4074 (estimate_num_insns): Special case more builtins.
4076 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
4079 * c-typeck.c (build_binary_op): Move forward check for comparison
4080 pointer with null pointer constant and adjust the diagnostic message.
4082 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
4085 * configure.ac (gcc_cv_as_section_has_align): Set if installed
4086 binutils supports extended .section directive needed by LTO, or
4087 warn if older binutils found.
4088 (LTO_BINARY_READER): New AC_SUBST'd variable.
4089 (LTO_USE_LIBELF): Likewise.
4090 * gcc/config.gcc (lto_binary_reader): New target-specific configure
4092 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
4093 (LTO_USE_LIBELF): Likewise.
4094 * configure: Regenerate.
4096 * collect2.c (is_elf): Rename from this ...
4097 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
4098 object files in addition to ELF-formatted ones.
4099 (scan_prog_file): Caller updated. Also allow for LTO info marker
4100 symbol to be prefixed or not by an extra underscore.
4102 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
4103 * config/i386/winnt.c: Also #include lto-streamer.h
4104 (i386_pe_asm_named_section): Specify 1-byte section alignment for
4106 (i386_pe_asm_output_aligned_decl_common): Add comment.
4107 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
4109 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
4112 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
4113 Add missing earlyclobber for second alternative.
4115 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
4117 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
4118 bits for artificial defs at the top of the block.
4119 * fwprop.c (single_def_use_enter_block): Don't call it.
4121 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
4124 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
4125 instead of "$gcc_cv_objdump -T".
4126 Use "-undefined dynamic_lookup" on darwin.
4127 * gcc/configure: Regenerate.
4129 2010-04-26 Jakub Jelinek <jakub@redhat.com>
4132 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
4134 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4136 * c-parser.c (struct c_token): Move location field up.
4137 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
4138 (struct c_declspecs): Convert typespec_word, storage_class, and
4139 default_int_p into bitfields.
4140 (struct c_declarator): Move loc field up.
4142 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4144 * cfgloop.h (struct loop): Move can_be_parallel field up.
4145 * ipa-prop.h (struct ip_node_params): Move bitfields up.
4146 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
4148 (struct iv_cand): Convert pos field into a bitfield.
4149 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
4151 (struct _stmt_vec_info): Shuffle fields for better packing.
4153 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4155 * varasm.c (IN_NAMED_SECTION): Remove guard.
4156 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
4157 (IN_NAMED_SECTION_P): ...this.
4158 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
4159 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
4161 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4163 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
4164 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
4165 of shadowing it. Fix comments.
4167 2010-04-26 Jan Hubicka <jh@suse.cz>
4169 * cgraph.c (cgraph_create_node): Set node frequency to normal.
4170 (cgraph_clone_node): Copy function frequency.
4171 * cgraph.h (node_frequency): New enum
4172 (struct cgraph_node): Add.
4173 * final.c (rest_of_clean_state): Update.
4174 * lto-cgraph.c (lto_output_node): Output node frequency.
4175 (input_overwrite_node): Input node frequency.
4176 * tre-ssa-loop-ivopts (computation_cost): Update.
4177 * lto-streamer-out.c (output_function): Do not output function
4179 * predict.c (maybe_hot_frequency_p): Update and handle functions
4181 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
4183 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
4184 (compute_function_frequency): Set noreturn functions to be executed
4186 (choose_function_section): Update.
4187 * lto-streamer-in.c (input_function): Do not input function frequency.
4188 * function.c (allocate_struct_function): Do not initialize function
4190 * function.h (function_frequency): Remove.
4191 (struct function): Remove function frequency.
4192 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
4193 (try_update): Update.
4194 * tree-inline.c (initialize_cfun): Do not update function frequency.
4195 * passes.c (pass_init_dump_file): Update.
4196 * i386.c (ix86_compute_frame_layout): Update.
4197 (ix86_pad_returns): Update.
4199 2010-04-26 Jie Zhang <jie@codesourcery.com>
4201 PR tree-optimization/43833
4202 * tree-vrp.c (range_int_cst_p): New.
4203 (range_int_cst_singleton_p): New.
4204 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
4205 when both operands are constants. Use range_int_cst_p in
4208 2010-04-26 Jan Hubicka <jh@suse.cz>
4210 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
4212 2010-04-26 Richard Guenther <rguenther@suse.de>
4215 * gimple.c (gimple_decl_printable_name): Deal gracefully
4216 with a NULL DECL_NAME.
4218 2010-04-26 Richard Guenther <rguenther@suse.de>
4221 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
4222 if emitting debug information and it is either a function
4223 or a namespace decl.
4225 2010-04-26 Ira Rosen <irar@il.ibm.com>
4227 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
4228 determine if the statement is vectorizable, and a macro to access it.
4229 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4230 Skip statements that can't be vectorized. If the analysis fails,
4231 mark the statement as unvectorizable if vectorizing basic block.
4232 (vect_compute_data_refs_alignment): Likewise.
4233 (vect_verify_datarefs_alignment): Skip statements marked as
4234 unvectorizable. Add print.
4235 (vect_analyze_group_access): Skip statements that can't be
4236 vectorized. If the analysis fails, mark the statement as
4237 unvectorizable if vectorizing basic block.
4238 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
4239 * tree-vect-stmts.c (vectorizable_store): Fix the number of
4240 generated stmts for SLP.
4241 (new_stmt_vec_info): Initialize the new field.
4242 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
4243 statements marked as unvectorizable.
4245 2010-04-25 Joseph Myers <joseph@codesourcery.com>
4247 * c-common.c (flag_isoc1x): New.
4248 (flag_isoc99): Update comment.
4249 * c-common.h (flag_isoc1x): New.
4250 (flag_isoc99): Update comment.
4251 * c-cppbuiltin.c (builtin_define_float_constants): Also define
4252 __<type>_DECIMAL_DIG__.
4253 * c-opts.c (set_std_c1x): New.
4254 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
4255 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
4256 * c.opt (-std=c1x, -std=gnu1x): New options.
4257 * doc/cpp.texi: Mention -std=c1x.
4258 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
4259 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
4260 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
4261 * doc/standards.texi: Mention C1X.
4262 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
4263 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
4264 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
4267 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
4269 * config/i386/gmon-sol2.c (_mcleanup): Change format string
4270 placeholder from 0x%x to %#x.
4271 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
4272 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
4273 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
4274 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
4275 * config/i386/i386.c (ix86_target_string): Ditto.
4276 (output_pic_addr_const): Ditto.
4277 (print_operand): Ditto.
4279 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
4281 * combine.c (find_split_point): Add third argument. Use it
4282 to find nested multiply-accumulate instructions. Adjust calls.
4283 (try_combine): Adjust call to find_split_point.
4285 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
4287 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
4289 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
4291 PR tree-optimization/41442
4292 * fold-const.c (merge_truthop_with_opposite_arm): New function.
4293 (fold_binary_loc): Call it.
4295 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4297 * toplev.c (general_init): Set default for fdiagnostics-show-option.
4298 * opts.c (common_handle_option): Allow disabling it.
4299 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
4301 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
4303 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
4304 between modes if both types are integral.
4306 2010-04-23 Richard Guenther <rguenther@suse.de>
4308 PR tree-optimization/43572
4309 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
4311 2010-04-23 Richard Guenther <rguenther@suse.de>
4314 * tree-inline.c (tree_can_inline_p): Also check compatibility
4317 2010-04-23 Martin Jambor <mjambor@suse.cz>
4319 PR tree-optimization/43846
4320 * tree-sra.c (struct access): New flag grp_assignment_read.
4321 (build_accesses_from_assign): Set grp_assignment_read.
4322 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
4323 (enum mark_read_status): New type.
4324 (analyze_access_subtree): Propagate grp_assignment_read, create
4325 accesses also if both direct_read and root->grp_assignment_read.
4327 2010-04-23 Martin Jambor <mjambor@suse.cz>
4330 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
4331 function does not have type attributes.
4333 2010-04-23 Richard Guenther <rguenther@suse.de>
4336 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
4339 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4341 * sese.h (create_if_region_on_edge): Remove.
4343 * sese.c (create_if_region_on_edge): Make static.
4345 * tree-inline.c: Do not include ggc.h.
4347 * expr.c: Do not include ggc.h.
4349 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
4352 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
4355 * config/sh/sh.c (find_barrier): Don't emit a constant pool
4356 in the middle of insns for casesi_worker_2.
4358 2010-04-22 David Edelsohn <edelsohn@gnu.org>
4360 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
4362 2010-04-22 Ira Rosen <irar@il.ibm.com>
4364 PR tree-optimization/43842
4365 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
4366 loop unrolling in update of exit phis. Fix comment.
4367 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
4368 least two reduction statements in the loop before starting SLP
4371 2010-04-22 Nick Clifton <nickc@redhat.com>
4373 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
4375 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
4377 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
4380 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4382 * tree-parloops.c (loop_parallel_p): New argument
4383 parloop_obstack. Pass it down.
4384 (parallelize_loops): New variable parloop_obstack. Initialize it,
4385 pass it down, free it.
4387 * tree-loop-linear.c (linear_transform_loops): Pass down
4390 * tree-data-ref.h (lambda_compute_access_matrices): New argument
4391 of type struct obstack *.
4393 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
4394 scratch_obstack. Initialize it, pass down, free it.
4396 * lambda.h (lambda_loop_new): Remove.
4397 (lambda_matrix_new, lambda_matrix_inverse)
4398 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
4399 argument of type struct obstack *.
4401 * lambda-trans.c (lambda_trans_matrix_new): New argument
4402 lambda_obstack. Pass it down, use obstack allocation for ret.
4403 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
4406 * lambda-mat.c (lambda_matrix_get_column)
4407 (lambda_matrix_project_to_null): Remove.
4408 (lambda_matrix_new): New argument lambda_obstack. Use obstack
4410 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
4413 * lambda-code.c (lambda_loop_new): New function.
4414 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
4415 (lambda_compute_auxillary_space, lambda_compute_target_space)
4416 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
4417 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
4418 (build_access_matrix): New argument lambda_obstack. Use obstack
4420 (lambda_compute_step_signs, lambda_compute_access_matrices): New
4421 argument lambda_obstack. Pass it down.
4423 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4425 * optabs.h (expand_widening_mult): Declare.
4427 2010-04-22 Richard Guenther <rguenther@suse.de>
4429 PR tree-optimization/43845
4430 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
4431 lookup the CALL_EXPR function and arguments.
4433 2010-04-22 Nick Clifton <nickc@redhat.com>
4435 * config/stormy16/stormy16.c
4436 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
4437 * config/stormy16/stormy16.h: Tidy up formatting.
4438 (DONT_USE_BUILTIN_SETJMP): Remove definition.
4439 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
4440 (ineqbranchsi): Delete pattern.
4441 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
4442 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
4443 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
4444 stormy16-lib2-ucmpsi2.c.
4446 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4448 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
4449 df_simulate_find_noclobber_defs as appropriate. Keep track of an
4450 extra set merge_set_noclobber, and use it to relax the final test
4452 * df.h (df_simulate_find_noclobber_defs): Declare.
4453 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
4455 (df_simulate_find_noclobber_defs): New function.
4457 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
4459 * config/i386/i386.md: Use {} around multi-line preparation statements.
4461 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4463 * c-tree.h (push_init_level, pop_init_level, set_init_index)
4464 (process_init_element): New argument of type struct obstack *.
4466 * c-typeck.c (push_init_level, pop_init_level, set_designator)
4467 (set_init_index, set_init_label, set_nonincremental_init)
4468 (set_nonincremental_init_from_string, find_init_member)
4469 (output_init_element, output_pending_init_elements)
4470 (process_init_element): New argument braced_init_obstack. Pass it
4472 (push_range_stack, add_pending_init): New argument
4473 braced_init_obstack. Use obstack allocation.
4475 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
4476 braced_init_obstack. Pass it down.
4477 (c_parser_braced_init): New variables ret, braced_init_obstack.
4478 Initialize obstack, pass it down and finally free it.
4480 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4483 * tree-pass.h (pass_optimize_widening_mul): Declare.
4484 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
4485 gate_optimize_widening_mul): New static functions.
4486 (pass_optimize_widening_mul): New.
4487 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
4488 <case MULT_EXPR>: Remove support for widening multiplies.
4489 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
4490 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
4491 simplify_gen_unary rather than directly building extensions.
4492 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
4494 * expmed.c (expand_widening_mult): New function.
4495 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
4497 2010-04-21 Jan Hubicka <jh@suse.cz>
4499 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
4500 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
4501 * lto-wpa-fixup.c: Remove.
4502 * Makefile.in (lto-wpa-fixup.o): Remove.
4503 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
4504 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
4505 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
4507 2010-04-21 Jan Hubicka <jh@suse.cz>
4509 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
4510 add write_optimization_summary, read_optimization_summary.
4511 (ipa_write_summaries_of_cgraph_node_set): Remove.
4512 (ipa_write_optimization_summaries): Declare.
4513 (ipa_read_optimization_summaries): Declare.
4514 * ipa-cp.c (pass_ipa_cp): Update.
4515 * ipa-reference.c (pass_ipa_reference): Update.
4516 * ipa-pure-const.c (pass_ipa_pure_const): Update.
4517 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
4519 * ipa-inline.c (pass_ipa_inline): Update.
4520 * ipa.c (pass_ipa_whole_program): Update.
4521 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
4522 * passes.c (ipa_write_summaries_1): Do not test wpa.
4523 (ipa_write_optimization_summaries_1): New.
4524 (ipa_write_optimization_summaries): New.
4525 (ipa_read_summaries): Do not test ltrans.
4526 (ipa_read_optimization_summaries_1): New.
4527 (ipa_read_optimization_summaries): New.
4529 2010-04-21 Jan Hubicka <jh@suse.cz>
4531 * lto-cgraph.c (lto_output_node): Do not output comdat groups
4533 (output_cgraph): Do not arrange comdat groups for boundary nodes.
4535 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4538 * dwarf2out.c (add_name_and_src_coords_attributes): Add
4539 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
4541 2010-04-21 Jan Hubicka <jh@suse.cz>
4543 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
4545 2010-04-21 Jan Hubicka <jh@suse.cz>
4547 * varpool.c (decide_is_variable_needed): Variable is always needed
4550 2010-04-21 Jan Hubicka <jh@suse.cz>
4552 * opts.c (decode_options): Enable pure-const pass for whopr.
4554 2010-04-21 Jan Hubicka <jh@suse.cz>
4556 * cgraph.c (dump_cgraph_node): Dump also assembler name.
4557 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
4559 (cgraph_decide_inlining): Do not expect callee to be removed in all
4562 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
4564 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
4566 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
4568 * config/i386/i386.md (x86_shrd): Add athlon_decode and
4569 amdfam10_decode attributes.
4571 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4574 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
4575 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
4576 (lower_copyprivate_clauses): Use private var in outer
4577 context instead of original var. Make sure the types
4578 are correct for VLAs.
4580 2010-04-21 Richard Guenther <rguenther@suse.de>
4582 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
4583 to non-pointer objects.
4585 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4587 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
4588 last chain entry if it starts with the still current label.
4589 (add_location_or_const_value_attribute): Check that
4590 loc_list->first->next is NULL instead of comparing ->first with ->last.
4591 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
4592 to add_var_loc_to_decl.
4594 * dwarf2out.c (output_call_frame_info): For dw_cie_version
4595 >= 4 add also address size and segment size fields into CIE header.
4597 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
4598 long as address size is the same as sizeof (void *) and
4600 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
4601 address size or segment size is unexpected, return DW_EH_PE_omit.
4602 (classify_object_over_fdes): If get_cie_encoding returned
4603 DW_EH_PE_omit, return -1.
4604 (init_object): If classify_object_over_fdes returned -1,
4605 pretend there were no FDEs at all.
4607 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
4609 * config/i386/i386.md (bswap<mode>2): Macroize expander from
4610 bswap{si,di}2 using SWI48 mode iterator.
4611 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
4612 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
4613 set modrm attribute of bswap insn to 0 and remove length attribute.
4614 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
4615 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
4616 set mode attribute to <MODE> and remove length attribute.
4618 2010-04-20 James E. Wilson <wilson@codesourcery.com>
4620 PR rtl-optimization/43520
4621 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
4622 zero available registers.
4624 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4626 * builtins.c (fold_builtin_cproj): Fold more cases.
4628 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4630 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
4631 (fold_builtin_1): Fold builtin cproj.
4632 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
4633 Use ATTR_CONST_NOTHROW_LIST.
4635 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
4637 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
4638 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
4639 ffsi2_no_cmove for !TARGET_CMOVE.
4640 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
4641 (ffssi2): Remove expander.
4642 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
4644 (ctz<mode>2): Ditto from ctz{si,di}2.
4645 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
4647 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
4650 2010-04-20 Jakub Jelinek <jakub@redhat.com>
4652 * dwarf2out.c (AT_linkage_name): Define.
4653 (clone_as_declaration): Handle DW_AT_linkage_name.
4654 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
4655 of DW_AT_MIPS_linkage_name.
4656 (move_linkage_attr): Likewise.
4657 (dwarf2out_finish): Likewise.
4659 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
4662 * fold-const.c (fold_comparison): New folding rule.
4664 2010-04-20 Anatoly Sokolov <aesok@post.ru>
4666 * double-int.h (double_int_setbit): Declare.
4667 * double-int.c (double_int_setbit): New function.
4668 * rtl.h (immed_double_int_const): Declare.
4669 * emit-rtl.c (immed_double_int_const): New function.
4670 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
4671 and immed_double_int_const functions.
4672 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
4673 expand_copysign_bit): (Ditto.).
4674 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
4675 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
4676 * dojump.c (prefer_and_bit_test): (Ditto.).
4677 * expr.c (convert_modes, reduce_to_bit_field_precision,
4678 const_vector_from_tree): (Ditto.).
4679 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4681 2010-04-20 Jan Hubicka <jh@suse.cz>
4683 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
4684 (dump_cgraph_node): Dump new flags.
4685 * cgraph.h (struct cgraph_node): Add flags
4686 reachable_from_other_partition and in_other_partition.
4687 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
4688 other partition can not be removed.
4689 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
4690 the other partition must be output; silence sanity checking on
4691 leaking functions bodies from other paritition.
4692 * lto-cgraph.c (reachable_from_other_partition_p): New function.
4693 (lto_output_node): Output new flags; do not sanity check that inline
4694 clones are output; drop lto_forced_extern_inline_p code; do not mock
4695 visibility flags at partition boundaries.
4696 (add_node_to): New function.
4697 (output_cgraph): Use it to sort functions so masters appear before
4699 (input_overwrite_node): Input new flags.
4700 * passes.c (ipa_write_summaries): Do not call
4701 lto_new_extern_inline_states.
4702 * lto-section-out.c (forced_extern_inline,
4703 lto_new_extern_inline_states lto_delete_extern_inline_states,
4704 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
4705 * lto-streamer.h (lto_new_extern_inline_states,
4706 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
4707 lto_forced_extern_inline_p): Kill.
4709 2010-04-20 Richard Guenther <rguenther@suse.de>
4711 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
4712 from vars that can have pointers.
4713 (process_constraint): Dump useless constraints.
4715 2010-04-20 Richard Guenther <rguenther@suse.de>
4717 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
4718 (dump_sa_points_to_info): Remove asserts.
4719 (init_base_vars): nothing_id isn't an escape point nor does it
4722 2010-04-20 Jakub Jelinek <jakub@redhat.com>
4724 * tree.h (TYPE_REF_IS_RVALUE): Define.
4725 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
4726 should_move_die_to_comdat, prune_unused_types_walk): Handle
4727 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
4728 (modified_type_die, gen_reference_type_die): Emit
4729 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
4730 if TYPE_REF_IS_RVALUE and -gdwarf-4.
4732 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4735 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
4736 calls for -fpic -m31 if they have been sibcall optimized.
4738 2010-04-19 James E. Wilson <wilson@codesourcery.com>
4740 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
4741 ar.lc fixed and call-used.
4743 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
4745 2010-04-19 Jan Hubicka <jh@suse.cz>
4747 * opts.c (decode_options): Disable whpr incompatible passes.
4748 * lto/lto.c (lto_1_to_1_map): Skip clones.
4749 (read_cgraph_and_symbols): Do not mark everything as needed.
4750 (do_whole_program_analysis): Do map only after optimizing;
4751 set proper cgraph_state; use passmanager.
4753 2010-04-19 DJ Delorie <dj@redhat.com>
4755 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
4756 POINTER_PLUS_EXPR and fix them.
4758 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
4760 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
4761 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
4762 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
4763 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
4764 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
4765 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
4766 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
4767 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
4768 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
4769 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
4770 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
4772 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
4774 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
4775 (check_cond_move_block): Likewise.
4776 (cond_move_process_if_block): Likewise.
4777 (noce_find_if_block): Improve formatting.
4778 (find_if_header): Pass 0 to memset and tweak conditions.
4779 (cond_exec_find_if_block): Fix long lines and tweak conditions.
4781 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4783 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
4787 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
4788 with non-local decl doesn't need chain.
4790 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
4792 * ira-color.c (allocno_reload_assign): Avoid accumulating
4793 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
4795 2010-04-19 Martin Jambor <mjambor@suse.cz>
4797 * gimple.h (create_tmp_reg): Declare.
4798 * gimplify.c (create_tmp_reg): New function.
4799 (gimplify_return_expr): Use create_tmp_reg.
4800 (gimplify_omp_atomic): Likewise.
4801 (gimple_regimplify_operands): Likewise.
4802 * tree-dfa.c (make_rename_temp): Likewise.
4803 * tree-predcom.c (predcom_tmp_var): Likewise.
4804 (reassociate_to_the_same_stmt): Likewise.
4805 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
4806 (get_replaced_param_substitute): Likewise.
4807 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
4808 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
4809 * tree-ssa-pre.c (get_representative_for): Likewise.
4810 (create_expression_by_pieces): Likewise.
4811 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
4812 (create_tailcall_accumulator): Likewise.
4814 2010-04-19 Martin Jambor <mjambor@suse.cz>
4816 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
4818 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
4820 2010-04-19 Richard Guenther <rguenther@suse.de>
4822 PR tree-optimization/43796
4823 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
4824 from SCEV in the lattice.
4825 (vrp_visit_phi_node): Dump change.
4827 2010-04-19 Richard Guenther <rguenther@suse.de>
4829 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
4830 * configure: Re-generated.
4832 2010-04-19 Richard Guenther <rguenther@suse.de>
4834 PR tree-optimization/43783
4835 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
4836 constant ARRAY_REF operands two and three if possible.
4838 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
4841 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
4843 2010-04-19 Jie Zhang <jie@codesourcery.com>
4846 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
4848 2010-04-19 Ira Rosen <irar@il.ibm.com>
4850 PR tree-optimization/37027
4851 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
4852 and macro to access it.
4853 (vectorizable_reduction): Add argument.
4854 (vect_get_slp_defs): Likewise.
4855 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
4856 statements for possible use in SLP.
4857 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
4858 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
4859 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
4861 (vectorizable_reduction): Likewise.
4862 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
4864 (vectorizable_type_demotion, vectorizable_type_promotion,
4865 vectorizable_store): Likewise.
4866 (vect_analyze_stmt): Update call to vectorizable_reduction.
4867 (vect_transform_stmt): Likewise.
4868 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
4869 (vect_build_slp_tree): Fix indentation. Check that there are no loads
4870 from different interleaving chains in same node.
4871 (vect_slp_rearrange_stmts): New function.
4872 (vect_supported_load_permutation_p): Allow load permutations for
4873 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
4874 inside SLP nodes if necessary.
4875 (vect_analyze_slp_instance): Handle reductions.
4876 (vect_analyze_slp): Try to build SLP instances originating from groups
4878 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
4879 (vect_get_constant_vectors): Create initial vectors for reductions
4880 according to reduction code. Add new argument.
4881 (vect_get_slp_defs): Add new argument, pass it to
4882 vect_get_constant_vectors.
4883 (vect_schedule_slp_instance): Remove SLP tree root statements.
4885 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4887 * tree.h (ENUM_IS_SCOPED): Define.
4888 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
4889 for ENUM_IS_SCOPED enums.
4891 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
4893 * fold-const.c (fold_comparison): Use ssizetype.
4894 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
4895 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
4896 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
4897 * tree-object-size.c (compute_object_sizes): Use size_type_node.
4899 * tree.h (initialize_sizetypes): Remove parameter.
4900 (build_common_tree_nodes): Remove second parameter.
4901 * stor-layout.c (initialize_sizetypes): Remove parameter.
4902 Always create an unsigned type.
4903 (set_sizetype): Assert that the passed type is unsigned and simplify.
4904 * tree.c (build_common_tree_nodes): Remove second parameter.
4905 Adjust call to initialize_sizetypes.
4906 * c-decl.c (c_init_decl_processing): Remove second argument in call to
4907 build_common_tree_nodes.
4909 2010-04-18 Matthias Klose <doko@ubuntu.com>
4911 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
4913 2010-04-18 Ira Rosen <irar@il.ibm.com>
4915 PR tree-optimization/43771
4916 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
4917 load permutation doesn't have gaps.
4919 2010-04-18 Jan Hubicka <jh@suse.cz>
4921 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
4922 (sse_prologue_save_insn expander): Use new pattern.
4923 (sse_prologue_save_insn1): New pattern and splitter.
4924 (sse_prologue_save_insn): Update to deal also with 64bit aligned
4926 * i386.c (setup_incoming_varargs_64): Do not compute jump
4928 (ix86_gimplify_va_arg): Update alignment needed.
4929 (ix86_local_alignment): Do not align all local arrays to 128bit.
4931 2010-04-17 Jan Hubicka <jh@suse.cz>
4933 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
4935 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4937 * arm.md (negdi2): Remove redundant code to force values into a
4940 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4942 * arm/bpabi.S: Add EABI alignment attributes to objects.
4943 * arm/bpabi-v6m.S: Likewise.
4944 * arm/crti.asm: Likewise.
4945 * arm/crtn.asm: Likewise.
4946 * arm/lib1funcs.asm: Likewise.
4947 * arm/libunwind.S: Likewise.
4949 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4951 * arm-protos.h (tune_params): New structure.
4952 * arm.c (current_tune): New variable.
4953 (arm_constant_limit): Delete.
4954 (struct processors): Add pointer to the tune parameters.
4955 (arm_slowmul_tune): New tuning option.
4956 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
4957 (all_cores): Adjust to pick up the tuning model.
4958 (arm_constant_limit): New function.
4959 (arm_override_options): Select the appropriate tuning model. Delete
4960 initialization of arm_const_limit.
4961 (arm_split_constant): Use the new constant-limit model.
4962 (arm_rtx_costs): Pick up the current tuning model.
4963 * arm.md (is_strongarm, is_xscale): Delete.
4964 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
4965 for Xscale variant architectures.
4966 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
4968 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4970 * config/arm/arm.c (arm_gen_constant): Remove unused variable
4972 (arm_rtx_costs_1): Remove unused variable extra_cost.
4973 (arm_unwind_emit_set): Use variable offset.
4974 (thumb1_output_casesi): Remove unused variable flags.
4976 2010-04-16 Jeff Law <law@redhat.com>
4978 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
4979 needing assignment rather than doing a two-phase assignment. Remove
4980 unused variable 'm'.
4982 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4985 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
4987 2010-04-16 Doug Kwan <dougkwan@google.com>
4989 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
4990 (next_operand_entry_id): New static variable.
4991 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
4992 (add_to_ops_vec): Assigned unique ID to operand entry.
4993 (struct oecount_s): New field ID.
4994 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
4995 (undistribute_ops_list): Assign unique IDs to oecounts.
4996 (init_reassoc): reset next_operand_entry_id.
4998 2010-04-16 Doug Kwan <dougkwan@google.com>
5000 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
5001 missing left parenthesis.
5003 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
5005 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
5006 *btdi_rex64 using SWI48 mode iterator.
5007 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
5008 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
5009 *jcc_btdi_mask_rex64.
5011 2010-04-16 Anatoly Sokolov <aesok@post.ru>
5013 * double-int.h (tree_to_double_int): Convert to macro.
5014 * double-int.c (tree_to_double_int): Remove.
5016 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5019 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
5020 with want_address 2 and in case a single element list might be
5021 possible, call it again with want_address 0.
5023 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5025 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
5026 case 'W' print operands for HI mode.
5027 * config/h8300/h8300.h (Y0, Y2) : New constraints.
5028 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
5029 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
5030 * config/h8300/predicate.md (bit_register_indirect_operand): New.
5032 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
5034 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
5035 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
5036 #xx:3 and #xx:4 mode.
5038 * config/h8300/h8300.md (inverted load with HImode dest): Add
5039 support for H8300SX.
5041 * config/h8300/predicate.md (bit_operand): Allow immediate values that
5042 satisfy 'U' constraint.
5044 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5046 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
5047 * configure: Regenerate.
5048 * config.in: Regenerate.
5049 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
5052 2010-04-16 Richard Guenther <rguenther@suse.de>
5054 * tree.h (struct tree_decl_minimal): Move pt_uid ...
5055 (struct tree_decl_common): ... here.
5056 (DECL_PT_UID): Adjust.
5057 (SET_DECL_PT_UID): Likewise.
5058 (DECL_PT_UID_SET_P): Likewise.
5060 2010-04-16 Richard Guenther <rguenther@suse.de>
5062 PR tree-optimization/43572
5063 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
5064 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
5065 * tree-flow.h (is_call_clobbered): Remove.
5066 * tree-flow-inline.h (is_call_clobbered): Likewise.
5067 * tree-dfa.c (dump_variable): Do not dump call clobber state.
5068 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
5069 (execute_return_slot_opt): Adjust.
5070 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
5071 check for call clobbered vars here.
5072 (find_tail_calls): Move tailcall verification to the
5075 2010-04-16 Diego Novillo <dnovillo@google.com>
5077 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
5079 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
5082 * config/arm/arm.md (cbranchqi4): New pattern.
5083 * config/arm/predicates.md (const0_operand,
5084 cbranchqi4_comparison_operator): New predicates.
5086 2010-04-16 Richard Guenther <rguenther@suse.de>
5088 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
5089 (dump_gimple_stmt): Likewise.
5091 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
5093 * recog.h (struct recog_data): New field is_operator.
5094 (struct insn_operand_data): New field is_operator.
5095 * recog.c (extract_insn): Set recog_data.is_operator.
5096 * genoutput.c (output_operand_data): Emit code to set the
5098 * reload.c (find_reloads): Use it rather than testing for an
5099 empty constraint string.
5102 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
5103 If the previous insn is a cbranchsi4_insn with the same arguments,
5104 omit the compare instruction.
5106 * config/arm/arm.md (addsi3_cbranch): If destination is a high
5107 register, inputs must be low registers and we need a low register
5108 scratch. Handle alternative 2 like alternative 3.
5110 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5112 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
5113 don't call get_addr on both. If one expression is a VALUE and
5114 the other a REG, check VALUE's locs if the REG isn't among them.
5116 2010-04-16 Christian Bruel <christian.bruel@st.com>
5118 * config/sh/sh.h (sh_frame_pointer_required): New function.
5119 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
5120 (flag_omit_frame_pointer) Set.
5121 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
5122 (rounded_frame_size): Adjust size with outgoing_args_size.
5123 (sh_set_return_address): Must return from stack pointer.
5124 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
5125 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
5126 (ACCUMULATE_OUTGOING_ARGS): Define.
5127 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
5128 * gcc/config/sh/sh.opt (maccumulate-outgoing-args): New option.
5130 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5133 * config/sh/sh.c (sh_legitimize_reload_address): Use
5134 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
5135 Remove a unneeded check for offset_base.
5137 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
5139 * configure: Regenerated.
5141 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5143 * config/s390/s390.c (s390_call_save_register_used): Switch back
5144 to HARD_REGNO_NREGS.
5146 2010-04-15 Richard Guenther <rguenther@suse.de>
5148 * alias.c (alias_set_subset_of): Handle alias-set zero
5151 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
5152 Julian Brown <julian@codesourcery.com>
5154 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
5155 alternatives according to use of high and low regs.
5156 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
5157 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
5158 optimizing for size on Thumb-2.
5160 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
5162 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
5164 2010-04-15 Richard Guenther <rguenther@suse.de>
5166 * tree-ssa-structalias.c (struct variable_info): Add
5168 (new_var_info): Initialize it.
5169 (dump_constraints): Support printing last added constraints.
5170 (debug_constraints): Adjust.
5171 (dump_constraint_graph): Likewise.
5172 (make_heapvar_for): Check for NULL cfun.
5173 (get_function_part_constraint): New function.
5174 (get_fi_for_callee): Likewise.
5175 (find_func_aliases): Properly implement IPA PTA constraints.
5176 (process_ipa_clobber): New function.
5177 (find_func_clobbers): Likewise.
5178 (insert_into_field_list_sorted): Remove.
5179 (create_function_info_for): Properly allocate vars for IPA mode.
5180 Do not use insert_into_field_list_sorted.
5181 (create_variable_info_for): Properly generate constraints for
5182 global vars in IPA mode.
5183 (dump_solution_for_var): Always dump the solution.
5184 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
5185 (find_what_var_points_to): Adjust.
5186 (pt_solution_set): Change.
5187 (pt_solution_ior_into): New function.
5188 (pt_solution_empty_p): Export.
5189 (pt_solution_includes_global): Adjust.
5190 (pt_solution_includes_1): Likewise.
5191 (pt_solutions_intersect_1): Likewise.
5192 (dump_sa_points_to_info): Check some invariants.
5193 (solve_constraints): Move constraint dumping ...
5194 (compute_points_to_sets): ... here.
5195 (ipa_pta_execute): ... and here.
5196 (compute_may_aliases): Do not re-compute points-to info
5197 locally if IPA info is available.
5198 (ipa_escaped_pt): New global var.
5199 (ipa_pta_execute): Properly implement IPA PTA.
5200 * tree-into-ssa.c (dump_decl_set): Support dumping
5201 decls not in referenced-vars.
5202 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
5203 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
5204 (dump_points_to_solution): Likewise.
5205 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
5206 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
5207 (remap_gimple_stmt): Reset call clobber/use information if necessary.
5208 (copy_decl_to_var): Copy DECL_PT_UID.
5209 (copy_result_decl_to_var): Likewise.
5210 * tree.c (make_node_stat): Initialize DECL_PT_UID.
5211 (copy_node_stat): Copy it.
5212 * tree.h (DECL_PT_UID): New macro.
5213 (SET_DECL_PT_UID): Likewise.
5214 (DECL_PT_UID_SET_P): Likewise.
5215 (struct tree_decl_minimal): Add pt_uid member.
5216 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
5217 (pt_solution_empty_p): Declare.
5218 (pt_solution_set): Adjust.
5219 (ipa_escaped_pt): Declare.
5220 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
5221 * gimple-pretty-print.c (pp_points_to_solution): New function.
5222 (dump_gimple_call): Dump call clobber/use information.
5223 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
5224 * tree-pass.h (TDF_ALIAS): New dump option.
5225 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
5226 * doc/invoke.texi (-fipa-pta): Update documentation.
5228 2010-04-15 Richard Guenther <rguenther@suse.de>
5230 * Makefile.in (OBJS-common): Add gimple-fold.o.
5231 (gimple-fold.o): New rule.
5232 * tree.h (maybe_fold_offset_to_reference,
5233 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
5235 * gimple.h: ... here.
5236 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
5237 may_propagate_address_into_dereference): Move prototypes ...
5238 * gimple.h: ... here.
5239 * tree-ssa-ccp.c (get_symbol_constant_value,
5240 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
5241 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
5242 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
5243 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
5244 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
5245 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
5246 gimplify_and_update_call_from_tree): Move ...
5247 * gimple-fold.c: ... here. New file.
5248 (ccp_fold_builtin): Rename to ...
5249 (gimple_fold_builtin): ... this.
5250 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
5252 2010-04-15 Richard Guenther <rguenther@suse.de>
5254 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
5255 fit_double_type, force_fit_type_double, add_double_with_sign,
5256 neg_double, mul_double_with_sign, lshift_double, rshift_double,
5257 lrotate_double, rrotate_double, div_and_round_double): Move ...
5258 * double-int.c: ... here.
5259 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
5260 add_double, neg_double, mul_double_with_sign, mul_double,
5261 lshift_double, rshift_double, lrotate_double, rrotate_double,
5262 div_and_round_double): Move prototypes ...
5263 * double-int.h: ... here.
5265 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
5268 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
5269 matching constraints to ensure inputs match the output.
5271 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5274 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
5275 in an input-only operand.
5277 2010-04-15 Anatoly Sokolov <aesok@post.ru>
5279 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
5280 (double_int_not, double_int_lshift, double_int_rshift): Declare.
5281 (double_int_negative_p): Convert to static inline function.
5282 * double-int.c (double_int_lshift, double_int_lshift): New functions.
5283 (double_int_negative_p): Remove.
5284 * tree.h (lshift_double, rshift_double):
5285 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
5286 * fold-const.c (fold_convert_const_int_from_real,
5287 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
5288 (lshift_double): Change type of arith argument to bool.
5289 (rshift_double): Change type of arith argument to bool. Correct
5291 * expmed.c (mask_rtx, lshift_value): (Ditto.).
5293 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
5296 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
5297 at the start and end of the then/else blocks, and omit them from the
5299 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
5300 argument; all callers changed. Pass zero to old_insns_match_p instead.
5301 (flow_find_head_matching_sequence): New function.
5302 (old_insns_match_p): Check REG_EH_REGION notes for calls.
5303 * basic-block.h (flow_find_cross_jump,
5304 flow_find_head_matching_sequence): Declare functions.
5306 2010-04-14 Jason Merrill <jason@redhat.com>
5309 * c-common.c (attribute_takes_identifier_p): New fn.
5310 * c-common.h: Declare it.
5312 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5314 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
5316 (*udivmod<mode>4): Ditto.
5318 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5320 * config/i386/i386.md (maxmin_int): Rename code attribute from
5321 maxminiprefix and update all users.
5322 (maxmin_float): Ditto from maxminfprefix.
5323 (logic): Ditto from logicprefix.
5324 (absneg_mnemonic): Ditto from absnegprefix.
5325 * config/i386/mmx.md: Update all users of maxminiprefix,
5326 maxminfprefix and logicprefix for rename.
5327 * config/i386/sse.md: Ditto.
5328 * config/i386/sync.md (sync_<code><mode>): Update for
5331 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
5334 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
5335 warnings converted to errors.
5337 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5339 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
5340 used insn_type variable.
5341 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
5342 to avoid set-but-not-used warning.
5344 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5346 * df-core.c (df_ref_debug): Change format string placeholder
5348 * dwarf2asm.c (dw2_asm_output_data_raw,
5349 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
5350 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
5351 * dwarf2out.c (output_cfi, output_cfi_directive,
5352 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
5353 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
5355 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
5356 * print-rtl.c (print_rtx): Ditto.
5358 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5361 * builtins.c (expand_builtin_pow_root): New function to expand pow
5362 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
5363 series of sqrt and cbrt calls under -ffast-math.
5364 (expand_builtin_pow): Call it.
5366 2010-04-14 Michael Matz <matz@suse.de>
5368 PR tree-optimization/42963
5369 * tree-cfg.c (touched_switch_bbs): New static variable.
5370 (group_case_labels_stmt): New function broken out from ...
5371 (group_case_labels): ... here, use the above.
5372 (start_recording_case_labels): Allocate touched_switch_bbs.
5373 (end_recording_case_labels): Deallocate it, call
5374 group_case_labels_stmt.
5375 (gimple_redirect_edge_and_branch): Remember index of affected BB.
5377 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5379 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
5382 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5384 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
5386 2010-04-13 Jan Hubicka <jh@suse.cz>
5388 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
5389 of optimized out static functions.
5390 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
5391 cost computation. Also sanity check for overflows.
5392 (update_caller_keys): Update cgraph_edge_badness call; properly
5393 update fibheap and sanity check that it is up to date.
5394 (add_new_edges_to_heap): Update cgraph_edge_badness.
5395 (cgraph_decide_inlining_of_small_function): Likewise;
5396 add sanity checking that badness in heap is up to date;
5397 improve dumping of reason; Update badness of calls to the
5398 offline copy of function currently inlined; dump badness
5399 of functions not inlined because of unit growth limits.
5401 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
5404 * c-common.c (pointer_int_sum): Disregard overflow that occured only
5405 because of sign-extension change when converting to sizetype here...
5406 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
5408 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
5409 the folding to constants. Remove redundant final conversion.
5410 (fold_binary) <associate>: Do not associate if the re-association of
5411 constants alone overflows.
5412 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
5413 to the end of the list.
5414 (multiple_of_p) <COND_EXPR>: New case.
5416 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
5418 * opt-functions.awk (opt_sanitized_name): New.
5420 * optc-gen.awk: Use it
5421 * opth-gen.awk: Use it.
5423 2010-04-13 Martin Jambor <mjambor@suse.cz>
5425 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
5426 (sra_modify_assign): Delete stmts loading dead data even if racc has no
5427 children. Call replace_uses_with_default_def_ssa_name to handle
5430 2010-04-13 Michael Matz <matz@suse.de>
5433 * builtins.c (expand_builtin_interclass_mathfn): Also create
5434 a register if the predicate doesn't match.
5436 2010-04-13 Diego Novillo <dnovillo@google.com>
5438 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
5439 * c-pch.c: Include timevar.h.
5440 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
5441 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
5442 * ggc-common.c: Include timevar.h.
5443 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
5444 * timevar.def (TV_PCH_SAVE): Define.
5445 (TV_PCH_CPP_SAVE): Define.
5446 (TV_PCH_PTR_REALLOC): Define.
5447 (TV_PCH_PTR_SORT): Define.
5448 (TV_PCH_RESTORE): Define.
5449 (TV_PCH_CPP_RESTORE): Define.
5451 2010-04-13 Michael Matz <matz@suse.de>
5453 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
5455 (can_reassociate_p): New function.
5456 (break_up_subtract_bb, reassociate_bb): Use it.
5458 2010-04-13 Richard Guenther <rguenther@suse.de>
5461 * builtins.c (c_readstr): Fix assert.
5463 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
5465 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
5466 when generating cltd insn.
5468 (*ashl<mode>3_1): Remove special handling for register operand 2.
5469 (*ashlsi3_1_zext): Ditto.
5470 (*ashlhi3_1): Ditto.
5471 (*ashlhi3_1_lea): Ditto.
5472 (*ashlqi3_1): Ditto.
5473 (*ashlqi3_1_lea): Ditto.
5474 (*<shiftrt_insn><mode>3_1): Ditto.
5475 (*<shiftrt_insn>si3_1_zext): Ditto.
5476 (*<shiftrt_insn>qi3_1_slp): Ditto.
5477 (*<rotate_insn><mode>3_1): Ditto.
5478 (*<rotate_insn>si3_1_zext): Ditto.
5479 (*<rotate_insn>qi3_1_slp): Ditto.
5481 2010-04-13 Richard Guenther <rguenther@suse.de>
5483 * tree-ssa-structalias.c (callused_id): Remove.
5484 (call_stmt_vars): New.
5485 (get_call_vi): Likewise.
5486 (lookup_call_use_vi): Likewise.
5487 (lookup_call_clobber_vi): Likewise.
5488 (get_call_use_vi): Likewise.
5489 (get_call_clobber_vi): Likewise.
5490 (make_transitive_closure_constraints): Likewise.
5491 (handle_const_call): Adjust to do per-call call-used handling.
5492 (handle_pure_call): Likewise.
5493 (find_what_var_points_to): Remove general callused handling.
5494 (init_base_vars): Likewise.
5495 (init_alias_vars): Initialize call_stmt_vars.
5496 (compute_points_to_sets): Process call-used and call-clobbered
5497 vars for call statements.
5498 (delete_points_to_sets): Free call_stmt_vars.
5500 2010-04-13 Richard Guenther <rguenther@suse.de>
5502 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5503 Only add RW dependence for dependence distance zero.
5504 Adjust maximal vectorization factor according to dependences.
5505 Move alignment handling ...
5506 (vect_find_same_alignment_drs): ... here. New function.
5507 (vect_analyze_data_ref_dependences): Adjust.
5508 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
5509 (vect_analyze_data_refs): Adjust minimal vectorization factor
5510 according to data references.
5511 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
5512 dependences before determining the vectorization factor.
5513 Analyze alignment after determining the vectorization factor.
5514 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
5515 dependences before alignment.
5516 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
5518 (vect_analyze_data_refs): Likewise.
5519 (MAX_VECTORIZATION_FACTOR): New define.
5521 2010-04-13 Duncan Sands <baldrick@free.fr>
5523 * except.h (lang_eh_type_covers): Remove.
5524 * except.c (lang_eh_type_covers): Likewise.
5526 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5527 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5529 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
5530 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
5531 UNITS_PER_LONG where it is ABI relevant.
5532 (s390_return_addr_rtx): Likewise.
5533 (s390_back_chain_rtx): Likewise.
5534 (s390_frame_area): Likewise.
5535 (s390_frame_info): Likewise.
5536 (s390_initial_elimination_offset): Likewise.
5537 (save_gprs): Likewise.
5538 (s390_emit_prologue): Likewise.
5539 (s390_emit_epilogue): Likewise.
5540 (s390_function_arg_advance): Likewise.
5541 (s390_function_arg): Likewise.
5542 (s390_va_start): Likewise.
5543 (s390_gimplify_va_arg): Likewise.
5544 (s390_function_profiler): Likewise.
5545 (s390_optimize_prologue): Likewise.
5546 (s390_rtx_costs): Likewise.
5547 (s390_secondary_reload): Likewise.
5548 (s390_promote_function_mode): Likewise.
5549 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
5550 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
5551 registers available.
5552 (s390_unwind_word_mode): New function.
5553 (s390_function_value): Split 64 bit values into register pair if
5554 used as return value.
5555 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
5556 function call parameters. Handle parallels.
5557 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
5558 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
5559 (DWARF_CIE_DATA_ALIGNMENT): New macro.
5560 (s390_expand_setmem): Remove unused variable src_addr.
5561 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
5562 deal with 64 bit registers.
5563 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
5564 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
5565 (UNITS_PER_LONG): New macro.
5566 * libjava/include/s390-signal.h: Define extended ucontext
5567 structure containing the upper halfs of the 64 bit registers.
5569 2010-04-13 Simon Baldwin <simonb@google.com>
5571 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
5573 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
5575 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
5576 rvalue on the RHS if the LHS is of a non-renamable type.
5577 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
5579 2010-04-13 Matthias Klose <doko@ubuntu.com>
5581 * gcc.c (cc1_options): Handle -iplugindir before processing
5582 the cc1 spec. Only add -iplugindir once.
5583 (cpp_unique_options): Add -iplugindir option if -fplugin* options
5585 * common.opt (iplugindir): Remove `Separate' property, initialize.
5586 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
5588 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
5589 (distclean): Remove plugin dir.
5590 * doc/invoke.texi: Document -iplugindir.
5592 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
5594 * doc/plugins.texi (Loading Plugins): Document short
5595 -fplugin=foo option.
5596 (Plugin API): Mention default_plugin_dir_name function.
5598 * gcc.c (find_file_spec_function): Add new declaration.
5599 (static_spec_func): Use it for "find-file".
5600 (find_file_spec_function): Add new function.
5601 (cc1_options): Add -iplugindir option if -fplugin* options found.
5603 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
5605 * plugin.c (add_new_plugin): Updated comment, and handle short
5607 (default_plugin_dir_name): Added new function.
5609 * common.opt (iplugindir): New option to set the plugin directory.
5611 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
5613 * config/i386/i386.md (any_rotate): New code iterator.
5614 (rotate_insn): New code attribute.
5616 (SWIM124): New mode iterator.
5617 (<rotate_insn>ti3): New expander.
5618 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
5619 any_rotate code iterator.
5620 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
5621 using any_rotate code iterator and SWIM124 mode iterator.
5622 (ix86_rotlti3): New insn_and_split pattern.
5623 (ix86_rotrti3): Ditto.
5624 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
5625 ix86_rotl{di,ti}3 patterns.
5626 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
5627 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
5628 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
5629 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
5630 code iterator and SWI mode iterator.
5631 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
5632 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
5634 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
5635 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
5636 (bswap rotatert splitter): Add splitter.
5637 (bswap splitter): Macroize splitter using any_rotate code iterator.
5638 Add insn predicate to split only for TARGET_USE_XCHGB or when
5639 optimizing function for size.
5641 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5643 * config/pa/pa.c (emit_move_sequence): Remove use of
5644 deleted variable flag_argument_noalias.
5646 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5648 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
5650 Add to unsupported targets list.
5651 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
5652 sparc*-sun-solaris2.[567]* from target lists.
5653 * configure: Regenerate.
5654 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
5656 Remove Solaris 7 patch references.
5657 (Specific, sparc-sun-solaris2.7): Removed.
5658 (sparc-sun-solaris2*): Update Solaris 7 example.
5659 (sparc64-*-solaris2*): Likewise.
5661 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5663 * config.build (alpha*-dec-osf4*): Remove.
5664 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
5665 of obsolete configurations.
5666 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
5668 * config/alpha/t-osf4: Renamed to ...
5669 * config/alpha/t-osf5: ... this.
5670 * config/alpha/osf.h: Renamed to ...
5671 * config/alpha/osf5.h: ... this.
5672 Merged old osf5.h contents.
5674 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
5675 (EXTRA_SPECS): Removed.
5676 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
5677 reflect removal of Tru64 UNIX V4.0/V5.0 support.
5680 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5682 * doc/contrib.texi (Contributors, Rainer Orth): Update.
5684 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
5687 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
5688 __thiscall convention.
5690 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5692 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
5694 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
5696 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5698 * function.c (assign_parms_initialize_all): Add unused attribute
5701 2010-04-12 Richard Guenther <rguenther@suse.de>
5703 * gsstruct.def (GSS_CALL): New.
5704 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
5705 * gimple.h: Include tree-ssa-alias.h.
5706 (struct gimple_statement_call): New.
5707 (union gimple_statement_struct_d): Add gimple_call member.
5708 (gimple_call_reset_alias_info): Declare.
5709 (gimple_call_use_set): New function.
5710 (gimple_call_clobber_set): Likewise.
5711 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
5712 * gimple.c (gimple_call_reset_alias_info): New function.
5713 (gimple_build_call_1): Call it.
5714 * lto-streamer-in.c (input_gimple_stmt): Likewise.
5715 * tree-inline.c (remap_gimple_stmt): Likewise.
5716 (expand_call_inline): Remove callused handling.
5717 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
5718 * tree-dfa.c (dump_variable): Likewise.
5719 * tree-parloops.c (parallelize_loops): Likewise.
5720 * tree-ssa.c (init_tree_ssa): Likewise.
5721 (delete_tree_ssa): Likewise.
5722 * tree-flow-inline.h (is_call_used): Remove.
5723 * tree-flow.h (struct gimple_df): Remove callused member.
5724 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
5725 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
5726 (ref_maybe_used_by_call_p_1): Simplify.
5727 (call_may_clobber_ref_p_1): Likewise.
5728 * tree-ssa-structalias.c (compute_points_to_sets): Set
5729 the call stmt used and clobbered sets.
5730 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
5731 (find_tail_calls): Verify the tail call.
5733 2010-04-12 Richard Guenther <rguenther@suse.de>
5735 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
5736 single-iteration always-inline inlining.
5737 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
5738 (cgraph_decide_inlining): Do not handle always-inline specially.
5739 (try_inline): Remove always-inline cycle detection special case.
5740 Do not recurse on always-inlines.
5741 (cgraph_early_inlining): Do not iterate if not optimizing.
5742 (cgraph_gate_early_inlining): remove.
5743 (pass_early_inline): Run unconditionally.
5744 (gate_cgraph_decide_inlining): New function.
5745 (pass_ipa_inline): Use it. Do not run the IPA inliner if
5746 not inlining or optimizing.
5747 (cgraph_decide_inlining_of_small_functions): Also consider
5748 always-inline functions.
5749 (cgraph_default_inline_p): Return true for nodes which should
5750 disregard inline limits.
5751 (estimate_function_body_sizes): Assume zero size and time for
5752 nodes which are marked as disregarding inline limits.
5753 (cgraph_decide_recursive_inlining): Do not perform recursive
5754 inlining on always-inline nodes.
5756 2010-04-12 Jakub Jelinek <jakub@redhat.com>
5759 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
5760 for exprs satisfying handled_component_p.
5762 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
5764 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
5765 non-constant aggregate elements.
5767 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
5768 is a real initialization.
5770 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
5773 * c-decl.c (start_function): Move forward check for nested function.
5775 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5777 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
5778 * config/sh/sh.c: Include reload.h.
5779 (sh_legitimize_reload_address): New.
5780 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
5781 sh_legitimize_reload_address.
5783 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5785 * config/sh/sh.md (*movqi_pop): New insn pattern.
5786 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
5788 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5790 * config/i386/i386.md (any_shiftrt): New code iterator.
5791 (shiftrt_insn): New code attribute.
5793 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
5794 using any_shiftrt code iterator.
5795 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
5796 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
5797 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
5798 pattern from corresponding peephole2 patterns.
5799 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
5800 using any_shiftrt code iterator.
5801 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
5802 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
5803 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
5804 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
5805 *{ashr,lshr}<mode>3_cmp_zext.
5806 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
5808 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5810 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
5812 (*lshr<mode>3_cconly): Ditto.
5814 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5816 * config/i386/i386.md (lshr<mode>3): Macroize expander from
5817 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5818 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5819 pattern from *lshr{di,ti}3_1 and corresponding splitters using
5821 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5822 from corresponding peephole2 patterns.
5823 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
5824 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
5825 and *lshrdi3_1_rex64 using SWI mode iterator.
5826 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
5827 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
5828 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
5829 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
5830 and *lshrdi3_cmp_rex64 using SWI mode iterator.
5831 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
5832 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
5833 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
5834 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
5837 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
5839 * config/i386/i386.md (ashr<mode>3): Macroize expander from
5840 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5841 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5842 pattern from *ashr{di,ti}3_1 and corresponding splitters using
5844 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5845 from corresponding peephole2 patterns.
5846 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
5847 (ashrsi3_cvt): Rename from ashrsi3_31.
5848 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
5849 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
5850 and x86_64_shift_adj_3 using SWI48 mode iterator.
5851 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
5852 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
5853 and *ashrdi3_1_rex64 using SWI mode iterator.
5854 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
5855 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
5856 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
5857 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
5858 and *ashrdi3_cmp_rex64 using SWI mode iterator.
5859 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
5860 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
5861 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
5862 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
5864 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
5865 * config/i386/i386.c (ix86_split_ashr): Update for renamed
5866 x86_shift<mode>_adj_3 expanders.
5868 2010-04-10 Wei Guozhi <carrot@google.com>
5871 * config/arm/arm.c (arm_pic_static_addr): New function.
5872 (legitimize_pic_address): Call arm_pic_static_addr when it detects
5874 (arm_output_addr_const_extra): Output expression for new pattern.
5875 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
5877 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
5879 * ira-costs.c (record_reg_classes): Ignore alternatives that are
5882 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
5883 * web.c: Include "insn-config.h" and "recog.h".
5884 (union_match_dups): New function.
5885 (web_main): Call it.
5886 (union_defs): Don't try to recognize match_dups.
5888 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
5889 if doing so would replace the entire pattern.
5891 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5895 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
5896 and splitter pattern. Change splitter operand 1 predicate to
5899 2010-04-09 Martin Jambor <mjambor@suse.cz>
5901 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
5902 lattices are addresses of CONST_DECLs with the same initial value.
5903 (ipcp_print_all_lattices): Print values of CONST_DECLs.
5904 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
5906 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
5907 Bernd Schmidt <bernds@codesourcery.com>
5909 * loop-invariant.c (replace_uses): New static function.
5910 (move_invariant_reg): Use it to ensure we can replace the uses.
5912 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
5914 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
5916 (picochip_override_options): Enable section anchors only above -O1.
5917 (picochip_reorg): Fixed a couple of build warnings.
5919 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5921 * configure.ac (plugin -rdynamic test): Log result.
5922 * configure: Regenerate.
5923 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
5924 (RDYNAMIC_SPEC): Define.
5925 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
5927 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5929 * configure.ac: Determine Sun ld version numbers.
5930 (comdat_group): Restrict GNU ld version checks to gld.
5931 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
5932 (enable_comdat): Support --enable-comdat.
5933 * configure: Regenerate.
5934 * doc/install.texi (Configuration): Document --enable-comdat.
5936 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5938 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
5939 * config/sol2-gld.h: ... here.
5940 * config.gcc (sparc*-*-solaris2*): Reflect this.
5941 (i[34567]86-*-solaris2*): Use it.
5943 2010-04-09 Steve Ellcey <sje@cup.hp.com>
5945 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
5947 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
5949 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5952 * diagnostic.c (diagnostic_initialize): Initialize
5953 some_warnings_are_errors.
5954 (diagnostic_finish): New.
5955 (diagnostic_action_after_output): Call it before exiting.
5956 (diagnostic_report_diagnostic): Do not print message here. Set
5957 some_warnings_are_errors.
5958 * diagnostic.h (diagnostic_context): Delete
5959 issue_warnings_are_errors_message. Add some_warnings_are_errors.
5960 (diagnostic_finish): Declare.
5961 * toplev.c (toplev_main): Call it before exit.
5963 2010-04-09 Jason Merrill <jason@redhat.com>
5966 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
5967 for incomplete type.
5970 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
5971 based on a warning flag.
5973 2010-04-09 Richard Guenther <rguenther@suse.de>
5975 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
5977 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
5980 * varasm.c (default_assemble_visibility): Wrap vars that are
5981 set, but unused, by targets without GAS.
5982 * config/rs6000/rs6000.c (paired_emit_vector_compare):
5983 Remove set, but unused, vars.
5984 (rs6000_legitimize_tls_address): Likewise.
5985 (altivec_expand_dst_builtin): Likewise.
5986 * config/darwin.c (machopic_classify_symbol): Likewise.
5987 (machopic_indirection_name): Likewise.
5989 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5991 * config/i386/i386.md (DWI): New mode iterator.
5992 (S): New mode attribute.
5993 (shift_operand): Ditto.
5994 (shift_immediate_operand): Ditto.
5995 (ashl_input_operand): Ditto.
5996 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
5997 using SDWIM mode iterator.
5998 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
5999 pattern from *ashl{di,ti}3_1 and corresponding splitters using
6001 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
6002 from corresponding peephole2 patterns.
6003 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
6004 and x86_64_shift_adj_1 using SWI48 mode iterator.
6005 (x86_shift<mode>_adj_2): Ditto.
6006 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
6007 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
6008 using SWI48 mode iterator.
6009 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
6010 *ashldi3_cmp_rex64 using SWI mode iterator.
6011 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
6012 *ashldi3_cconly_rex64 using SWI mode iterator.
6013 * config/i386/i386.c (ix86_split_ashl): Update for renamed
6014 x86_shift<mode>_adj_{1,2}.
6015 (ix86_split_ashr): Ditto.
6016 (ix86_split_lshr): Ditto.
6018 2010-04-09 Richard Guenther <rguenther@suse.de>
6020 * target.h (builtin_conversion): Pass in input and output types.
6021 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
6022 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
6023 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
6024 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
6026 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
6028 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
6030 2010-04-09 Richard Guenther <rguenther@suse.de>
6033 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
6035 2010-04-09 Richard Guenther <rguenther@suse.de>
6037 * tree-vectorizer.h (struct _stmt_vec_info): Document
6038 that vectype is the type of the LHS.
6039 (supportable_widening_operation, supportable_narrowing_operation):
6040 Get both input and output vector types as arguments.
6041 (vect_is_simple_use_1): Declare.
6042 (get_same_sized_vectype): Likewise.
6043 * tree-vect-loop.c (vect_determine_vectorization_factor):
6044 Set STMT_VINFO_VECTYPE to the vector type of the def.
6045 (vectorizable_reduction): Adjust.
6046 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
6047 Adjust. Specify the output vector type.
6048 (vect_pattern_recog_1): Adjust.
6049 * tree-vect-stmts.c (get_same_sized_vectype): New function.
6050 (vectorizable_call): Adjust.
6051 (vectorizable_conversion): Likewise.
6052 (vectorizable_operation): Likewise.
6053 (vectorizable_type_demotion): Likewise.
6054 (vectorizable_type_promotion): Likewise.
6055 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
6057 (vect_is_simple_use_1): New function.
6058 (supportable_widening_operation): Get both input and output
6060 (supportable_narrowing_operation): Likewise.
6061 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
6063 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
6065 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
6066 __thiscall and _thiscall as predefined macros.
6067 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
6068 thiscall attribute handling.
6069 (ix86_comp_type_attributes): Likewise.
6070 (ix86_function_regparm): Likewise.
6071 (ix86_return_pops_args): Likewise.
6072 (init_cumulative_args): Likewise.
6073 (find_drap_reg): Likewise.
6074 (ix86_static_chain): Likewise.
6075 (x86_this_parameter): Likewise.
6076 (x86_output_mi_thunk): Likewise.
6077 (ix86_attribute_table): Add description for thiscall attribute.
6078 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
6079 * doc/extend.texi: Add documentation for thiscall.
6081 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
6084 * c.opt (Wint-to-pointer-cast): Available in C++.
6085 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
6087 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
6089 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
6090 * calls.c (expand_call): Pass the function type to aggregate_value_p.
6091 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
6092 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
6093 function type instead. Reorder and simplify checks.
6095 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
6097 2010-04-08 Jing Yu <jingyu@google.com>
6098 Zdenek Dvorak <ook@ucw.cz>
6100 PR tree-optimization/42720
6101 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
6102 loop unswitch conditions here from ...
6103 (tree_unswitch_single_loop): ... here.
6105 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
6107 * tree-if-conv.c: Fix comments and simplify logic.
6109 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
6111 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
6112 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
6113 (main_tree_if_conversion): Update call to tree_if_conversion.
6115 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6118 * doc/invoke.texi (-b,-V): Delete.
6119 * doc/tm.texi: Do not mention -b.
6120 * gcc.c (display_help): Delete -b and -V.
6121 (process_command): Delete -b and -V.
6122 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
6124 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
6125 Wolfgang Gellerich <gellerich@de.ibm.com>
6127 Implement target hook for loop unrolling
6128 * target.h (loop_unroll_adjust): Add a new target hook function.
6129 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
6130 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
6131 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
6132 (s390_loop_unroll_adjust): Implement the new target hook for s390.
6133 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
6135 (decide_unroll_stupid): Likewise.
6137 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6140 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
6142 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6144 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
6145 (Specific, *-*-solaris2*): Likewise.
6146 Don't prefer Sun as over GNU as.
6148 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
6150 * config/s390/s390.c (override_options): Adjust the z10 defaults
6151 for max-unroll-times, max-completely-peeled-insns
6152 and max-completely-peel-times.
6154 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6156 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
6157 instructions for z10.
6158 (s390_expand_setmem): Likewise.
6159 (s390_expand_cmpmem): Likewise.
6161 2010-04-08 Richard Guenther <rguenther@suse.de>
6163 PR tree-optimization/43679
6164 * tree-ssa-pre.c (eliminate): Only propagate copies.
6166 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6169 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
6170 set but not used variable warning.
6172 2010-04-08 Wei Guozhi <carrot@google.com>
6175 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
6176 (arm_size_rtx_costs): Call the new function when optimized for size.
6178 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6181 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
6182 op0 is not a MEM, just return NULL instead of assertion
6184 (discover_nonconstant_array_refs): Don't walk debug stmts.
6186 2010-04-08 Doug Kwan <dougkwan@google.com>
6188 * configure.ac: Recognize gold and do not use its version number
6189 to test ld features.
6190 * configure: Regenerate.
6192 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
6195 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
6196 (negate_value): Move code to push elements to broken_up_substracts ...
6197 (eliminate_plus_minus_pair): ... here. Push operands that have no
6198 negative pair to plus_negates.
6199 (repropagate_negates, init_reassoc, fini_reassoc): Update.
6201 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6203 * doc/install.texi (Configuration): Move description of
6204 --enable-lto, --with-libelf*, --enable-gold from Java section to
6207 * doc/generic.texi (Working with declarations)
6208 (Function Properties, C and C++ Trees): Fix typos.
6209 * doc/sourcebuild.texi (Top Level): Likewise.
6211 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6214 * tree.h (DECL_READ_P): Define.
6215 (struct tree_decl_common): Add decl_read_flag.
6216 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
6217 a set but not used warning.
6218 (merge_decls): Merge DECL_READ_P flag.
6219 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
6220 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
6221 * c-common.c (handle_used_attribute, handle_unused_attribute):
6223 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
6225 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
6227 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
6228 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
6229 c_parser_binary_expression, c_parser_cast_expression,
6230 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
6231 Call default_function_array_read_conversion instead of
6232 default_function_array_conversion where needed.
6233 (c_parser_unary_expression, c_parser_conditional_expression,
6234 c_parser_postfix_expression_after_primary, c_parser_initelt):
6235 Likewise. Call mark_exp_read where needed.
6236 (c_parser_statement_after_labels, c_parser_asm_operands,
6237 c_parser_typeof_specifier, c_parser_sizeof_expression,
6238 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
6240 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
6242 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
6243 (warn_unused_but_set_parameter): Default to warn_unused
6245 * doc/invoke.texi: Document -Wunused-but-set-variable and
6246 -Wunused-but-set-parameter.
6248 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
6249 used count variable.
6250 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
6251 when operandN variables aren't used in the body of the expander
6253 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
6254 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
6255 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
6256 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
6257 FOR_EACH_IMM_USE_ON_STMT): Likewise.
6258 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
6259 * tree.c (PROCESS_ARG): Likewise.
6261 2010-04-07 Simon Baldwin <simonb@google.com>
6263 * diagnostic.h (diagnostic_override_option_index): New macro to
6264 set a diagnostic's option_index.
6265 * c-tree.h (c_cpp_error): Add warning reason argument.
6266 * opts.c (_warning_as_error_callback): New.
6267 (register_warning_as_error_callback): Store callback for
6268 warnings enabled via enable_warning_as_error.
6269 (enable_warning_as_error): Call callback, minor code tidy.
6270 * opts.h (register_warning_as_error_callback): Declare.
6271 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
6272 response to -Werror=.
6273 (c_common_init_options): Register warning_as_error_callback in opts.c.
6274 * common.opt: Add -Wno-cpp option.
6275 * c-common.c (struct reason_option_codes_t): Map cpp warning
6276 reason codes to gcc option indexes.
6277 * (c_option_controlling_cpp_error): New function, lookup the gcc
6278 option index for a cpp warning reason code.
6279 * (c_cpp_error): Add warning reason argument, call
6280 c_option_controlling_cpp_error for diagnostic_override_option_index.
6281 * doc/invoke.texi: Document -Wno-cpp.
6283 2010-04-07 Richard Guenther <rguenther@suse.de>
6285 * ipa-reference.c (mark_load): Use get_base_address.
6286 (mark_store): Likewise.
6288 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
6289 inserting GIMPLE_NOPs into the IL.
6290 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6291 Explicitly strip handled components and indirect references.
6293 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
6294 folding address expressions.
6295 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
6296 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
6297 operand_equal_p to compare decls.
6298 (ptr_deref_may_alias_decl_p): Likewise.
6299 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
6300 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
6301 Handle reversed comparison ops.
6302 * tree-sra.c (asm_visit_addr): Use get_base_address.
6303 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
6304 * ipa-reference.c (mark_address): Use get_base_address.
6306 2010-04-07 Richard Guenther <rguenther@suse.de>
6308 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
6309 Propagate constants everywhere.
6311 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6314 * tree.c (MAX_INT_CACHED_PREC): Define.
6315 (nonstandard_integer_type_cache): New array.
6316 (build_nonstandard_integer_type): Cache results for precision
6317 <= MAX_INT_CACHED_PREC.
6319 2010-04-07 Richard Guenther <rguenther@suse.de>
6321 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
6322 -fargument-noalias-global, -fargument-noalias-anything): Remove.
6323 * common.opt: Likewise.
6324 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
6325 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
6326 (nonoverlapping_memrefs_p): Likewise.
6327 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6328 * opts.c (common_handle_option): Handle OPT_fargument_alias,
6329 OPT_fargument_noalias, OPT_fargument_noalias_anything and
6330 OPT_fargument_noalias_global for backward compatibility.
6332 2010-04-07 Richard Guenther <rguenther@suse.de>
6334 PR tree-optimization/43270
6335 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
6336 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
6337 * tree-ssa-pre.c (phi_translate_1): Adjust.
6338 (fully_constant_expression): Split out vn_reference handling to ...
6339 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
6340 Fold reads from constant strings.
6341 (vn_reference_lookup): Handle fully constant references.
6342 (vn_reference_lookup_pieces): Likewise.
6343 * Makefile.in (expmed.o-warn): Add -Wno-error.
6345 2010-04-07 Martin Jambor <mjambor@suse.cz>
6347 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
6349 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
6352 * gcc.c: Add -static-libstdc++ to list of recognized options.
6354 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6356 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
6358 2010-04-07 Richard Guenther <rguenther@suse.de>
6361 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
6362 bases build simple mem attributes to retain points-to information.
6364 2010-04-07 Richard Guenther <rguenther@suse.de>
6367 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
6368 preserve points-to related information.
6370 2010-04-07 Richard Guenther <rguenther@suse.de>
6373 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
6374 discard plain indirect references.
6375 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
6376 * tree.c (tree_nop_conversion): Likewise.
6378 2010-04-07 Dodji Seketeli <dodji@redhat.com>
6381 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
6383 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
6385 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
6386 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
6388 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6390 * tree-if-conv.c: Fix indentation and comments.
6392 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6394 * tree-if-conv.c: Sort static functions in topological order.
6396 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6398 * tree-if-conv.c: Fix indentation and comments.
6400 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6403 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
6404 lang_hooks.types.type_for_size instead of
6405 build_nonstandard_integer_type.
6406 When converting an unsigned type to signed, double its precision.
6407 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
6408 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
6409 (graphite_create_new_loop_guard): When ub + 1 wraps around,
6412 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6415 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
6416 POINTER_PLUS_EXPR for pointer types.
6418 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6421 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
6422 * graphite-clast-to-gimple.c: Include langhooks.h.
6423 (max_signed_precision_type): New.
6424 (max_precision_type): Takes two types as arguments.
6425 (precision_for_value): New.
6426 (precision_for_interval): New.
6427 (gcc_type_for_interval): New.
6428 (gcc_type_for_value): New.
6429 (gcc_type_for_clast_term): New.
6430 (gcc_type_for_clast_red): New.
6431 (gcc_type_for_clast_bin): New.
6432 (gcc_type_for_clast_expr): Split up into several functions.
6433 (gcc_type_for_clast_eq): Rewritten.
6434 (compute_bounds_for_level): New.
6435 (compute_type_for_level_1): New.
6436 (compute_type_for_level): New.
6437 (gcc_type_for_cloog_iv): Removed.
6438 (gcc_type_for_iv_of_clast_loop): Rewritten.
6439 (graphite_create_new_loop): Compute the lower and upper bound types
6440 with gcc_type_for_clast_expr.
6441 (graphite_create_new_loop_guard): Same.
6442 (find_cloog_iv_in_expr): Removed.
6443 (compute_cloog_iv_types_1): Removed.
6444 (compute_cloog_iv_types): Removed.
6445 (gloog): Do not call compute_cloog_iv_types.
6446 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
6448 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
6449 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
6450 (GBB_CLOOG_IV_TYPES): Removed.
6452 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6454 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
6455 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
6456 (detect_commutative_reduction): Same.
6458 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6460 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
6461 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
6463 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
6464 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
6465 (rewrite_commutative_reductions_out_of_ssa): Same.
6466 * passes.c (execute_function_todo): Call verify_ssa for every pass
6467 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
6468 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
6469 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
6470 with an extra argument.
6471 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
6472 verify_ssa only when the extra argument is true.
6473 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
6474 with an extra argument.
6475 (tree_transform_and_unroll_loop): Same.
6477 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6479 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
6480 for all the passes of the LNO having LOOP_CLOSED_SSA.
6481 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
6482 * tree-loop-distribution.c (pass_loop_distribution): Same.
6483 * tree-pass.h (TODO_verify_loops): Removed.
6484 * tree-ssa-loop.c (pass_tree_loop_init): Same.
6486 (pass_tree_unswitch): Same.
6487 (pass_predcom): Same.
6488 (pass_vectorize): Same.
6489 (pass_linear_transform): Same.
6490 (pass_graphite_transforms): Same.
6491 (pass_iv_canon): Same.
6492 (pass_complete_unroll): Same.
6493 (pass_complete_unrolli): Same.
6494 (pass_parallelize_loops): Same.
6495 (pass_loop_prefetch): Same.
6496 (pass_iv_optimize): Same.
6498 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
6501 * passes.c (init_optimization_passes): Move pass_lim before
6502 pass_copy_prop and pass_dce_loop.
6504 2010-04-06 Jakub Jelinek <jakub@redhat.com>
6507 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
6508 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
6509 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
6510 MULTI_* defines for 4 argument vpermil2p* builtins.
6512 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
6514 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
6515 * config/i386/i386.c (x86_maybe_negate_const_int): New.
6516 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
6517 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
6518 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
6519 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
6520 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
6521 Use x86_maybe_negate_const_int to output insn mnemonic.
6522 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
6523 check from instruction predicate. Update comments.
6524 * config/i386/sync.md (sync_add<mode>): Use
6525 x86_maybe_negate_const_int to output insn mnemonic.
6527 2010-04-06 Jan Hubicka <jh@suse.cz>
6529 PR tree-optimization/42906
6530 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
6531 IGNORE_SELF argument. Set visited_control_parents for fully
6533 (find_obviously_necessary_stmts): Update call of
6534 mark_control_dependent_edges_necessary.
6535 (propagate_necessity): Likewise. Handle PHI edges more curefully.
6537 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
6539 * config/i386/i386.md: Remove comment about 'e' and 'E'
6542 2010-04-06 Richard Guenther <rguenther@suse.de>
6544 PR tree-optimization/43627
6545 * tree-vrp.c (extract_range_from_unary_expr): Widenings
6546 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
6549 2010-04-06 Jakub Jelinek <jakub@redhat.com>
6551 * BASE-VER: Change to 4.6.0.
6554 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
6557 2010-04-06 Richard Guenther <rguenther@suse.de>
6560 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
6562 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6564 * doc/invoke.texi (Optimize Options): Document that LTO
6565 won't remove object access purely due to incompatible
6568 2010-04-04 Matthias Klose <doko@ubuntu.com>
6570 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
6571 Initialize variable.
6573 2010-04-03 Richard Guenther <rguenther@suse.de>
6576 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
6577 require a non-NULL MEM_OFFSET.
6579 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
6581 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
6582 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
6583 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
6584 config/alpha/predicates.md, config/arm/arm.md,
6585 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
6586 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
6587 config/darwin9.h, config/darwin.c, config/darwin.h,
6588 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
6589 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
6590 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
6591 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
6592 config/mips/mips.md, config/mn10300/mn10300.c,
6593 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
6594 config/rs6000/aix.h, config/rs6000/dfp.md,
6595 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
6596 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
6597 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
6598 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
6599 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
6600 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
6601 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
6602 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
6603 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
6604 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
6605 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
6606 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
6607 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
6608 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
6609 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
6610 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
6611 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
6612 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
6613 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
6614 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
6615 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
6616 opt-functions.awk, opth-gen.awk, params.def, passes.c,
6617 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
6618 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
6619 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
6620 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
6621 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
6622 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
6623 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
6624 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
6625 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
6626 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
6627 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
6628 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
6629 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
6630 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
6632 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6635 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
6636 * aclocal.m4: Regenerate.
6638 2010-04-02 Richard Guenther <rguenther@suse.de>
6640 PR tree-optimization/43629
6641 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
6642 if we have seen a constant value.
6644 2010-04-02 Joseph Myers <joseph@codesourcery.com>
6646 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
6648 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
6651 * arm.c (legitimize_tls_address): Adjust call to
6652 gen_tls_load_dot_plus_four.
6653 (arm_note_pic_base): New function.
6654 (arm_cannot_copy_insn_p): Use it.
6655 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
6658 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6663 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6665 * Makefile.in ($(out_object_file)): Depend on
6666 gt-$(basename $(notdir $(out_file))).h.
6668 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
6670 * config.gcc (lm32-*-rtems*): Add t-lm32.
6672 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
6674 * config.gcc: Add lm32-*-rtems*.
6675 * config/lm32/rtems.h: New file.
6677 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
6680 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
6682 2010-04-01 Jakub Jelinek <jakub@redhat.com>
6684 * dwarf2out.c (output_compilation_unit_header): For
6685 -gdwarf-4 use version 4 instead of version 3.
6686 (output_line_info): For version 4 and above emit additional
6687 maximum ops per insn header field.
6688 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
6690 * dwarf2out.c (is_c_family, is_java): Remove.
6691 (lower_bound_default): New function.
6692 (add_bound_info, gen_descr_array_type_die): Use it.
6694 2010-04-01 Dodji Seketeli <dodji@redhat.com>
6697 * dwarf2out.c (gen_variable_die): Allow debug info for variable
6698 re-declaration when it happens in a function.
6700 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
6702 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
6703 (cgraph_remove_function_insertion_hook): Same.
6704 (cgraph_call_function_insertion_hooks): Same.
6706 2010-04-01 Richard Guenther <rguenther@suse.de>
6709 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
6710 and TREE_THIS_VOLATILE.
6711 (copy_ref_info): Likewise.
6712 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
6713 * tree.c (build6_stat): Ignore side-effects of all but arg5
6714 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
6717 2010-04-01 Richard Guenther <rguenther@suse.de>
6719 PR tree-optimization/43607
6720 * ipa-type-escape.c (check_call): Do not access non-existing
6723 2010-04-01 Richard Guenther <rguenther@suse.de>
6727 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
6728 Jack Howarth <howarth@bromo.med.uc.edu>
6730 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6733 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6735 * doc/install.texi (Prerequisites): Document libelf usability on
6736 IRIX 5/6 and Solaris 2.
6737 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
6738 Update GNU as, GNU ld requirements.
6739 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
6740 Document Sun Studio compiler download.
6741 Update and simplify as, ld recommendations.
6742 (Specific, *-*-solaris2.7): Note obsoletion, removal.
6744 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6746 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
6747 with_tune_32 to pentium4.
6749 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
6751 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
6753 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6755 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
6756 obsoletion, removal.
6758 Document GNU as requirement.
6759 Update configure requirements.
6760 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
6761 Recomment IRIX 6.5.18+.
6762 Document IDF/IDL requirement.
6763 Document GNU as requirement.
6764 Document GNU ld bootstrap failure.
6765 Remove freeware.sgi.com reference.
6767 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6769 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
6770 UNIX V4.0, V5.0 obsoletion, removal.
6771 Remove --with-gc=simple reference.
6772 Update VM requirements during bootstrap.
6773 Remove -oldas bootstrap description.
6774 Update binutils reference.
6775 Remove comparison failure note.
6777 2010-03-31 Richard Guenther <rguenther@suse.de>
6778 Zdenek Dvorak <ook@ucw.cz>
6779 Sebastian Pop <sebastian.pop@amd.com>
6782 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
6783 with multiple arguments.
6784 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
6786 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6788 * graphite-dependences.c (print_pddr): Call print_pdr with an
6790 * graphite-poly.c (debug_pdr): Add an extra argument for the
6793 (print_pbb_domain): Same.
6795 (print_scop_context): Same.
6797 (print_cloog): Same.
6798 (debug_pbb_domain): Same.
6802 (debug_scop_context): Same.
6804 (debug_cloog): Same.
6805 (print_scop_params): Same.
6806 (debug_scop_params): Same.
6807 (print_iteration_domain): Same.
6808 (print_iteration_domains): Same.
6809 (debug_iteration_domain): Same.
6810 (debug_iteration_domains): Same.
6811 (print_scattering_function): Same.
6812 (print_scattering_functions): Same.
6813 (debug_scattering_function): Same.
6814 (debug_scattering_functions): Same.
6815 * graphite-poly.h (debug_pdr): Update declaration.
6817 (print_pbb_domain): Same.
6819 (print_scop_context): Same.
6821 (print_cloog): Same.
6822 (debug_pbb_domain): Same.
6826 (debug_scop_context): Same.
6828 (debug_cloog): Same.
6829 (print_scop_params): Same.
6830 (debug_scop_params): Same.
6831 (print_iteration_domain): Same.
6832 (print_iteration_domains): Same.
6833 (debug_iteration_domain): Same.
6834 (debug_iteration_domains): Same.
6835 (print_scattering_function): Same.
6836 (print_scattering_functions): Same.
6837 (debug_scattering_function): Same.
6838 (debug_scattering_functions): Same.
6840 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6842 * graphite-poly.c (print_scattering_function_1): New.
6843 (print_scattering_function): Call it.
6844 (print_scop_params): Remove spaces at the end of lines.
6847 * graphite-poly.h (print_cloog): Declared.
6848 (debug_cloog): Declared.
6850 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6852 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
6854 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
6855 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
6856 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
6857 to switch between adding the IV bump in loop->latch or in loop->header.
6859 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6861 * graphite-poly.c (print_scattering_function): Pretty print following
6864 (print_pbb_domain): Same.
6865 (dump_gbb_cases): Same.
6866 (dump_gbb_conditions): Same.
6869 (print_scop_params): Same.
6870 (print_scop_context): Same.
6872 (print_pbb_body): New.
6873 (lst_indent_to): New.
6874 (print_lst): Start new lines with a #.
6875 * graphite-poly.h (pbb_bb): New.
6876 (pbb_index): Use pbb_bb.
6877 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
6879 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
6881 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6883 * dwarf2out.c (size_of_die): For -gdwarf-4 use
6884 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
6885 and 0 instead of 1 for dw_val_class_flag.
6886 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
6887 dw_val_class_range_list, dw_val_class_loc_list,
6888 dw_val_class_lineptr and dw_val_class_macptr, use
6889 DW_FORM_flag_present for dw_val_class_flag and
6890 DW_FORM_exprloc for dw_val_class_loc.
6891 (output_die): For -gdwarf-4 print dw_val_class_loc
6892 size as uleb128 instead of 1 or 2 bytes and don't print
6893 anything for dw_val_class_flag.
6895 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
6896 instead of cselib_lookup following by tweaking locs->setting_insn.
6899 * cselib.c (cselib_process_insn): Clear cselib_current_insn
6900 even before returning from label, setjmp call or volatile asm
6903 2010-03-31 Richard Guenther <rguenther@suse.de>
6906 * cgraphunit.c (cgraph_output_in_order): Do not allocate
6907 temporary data on stack.
6909 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6911 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
6912 (PUSHSECTION_ASM_OP): Remove.
6913 (POPSECTION_ASM_OP): Remove.
6914 (PUSHSECTION_FORMAT): Remove.
6915 * config/sol2.h (PUSHSECTION_FORMAT): Define.
6916 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
6917 * config/sol2.c (solaris_output_init_fini): Use it.
6919 2010-03-31 Jie Zhang <jie@codesourcery.com>
6922 * opt-functions.awk (var_type_struct): Use signed char type
6923 for simple variables.
6925 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6927 * config/sol2.c: Include output.h.
6928 (solaris_assemble_visibility): New function.
6929 * config/t-sol2 (sol2.o): Add output.h dependency.
6930 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
6931 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
6934 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6937 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
6938 V2SImode or XFmode on PRE_DEC.
6941 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
6944 2010-03-31 Jie Zhang <jie@codesourcery.com>
6947 * reload.h (caller_save_initialized_p): Declare.
6948 * toplev.c (backend_init_target): Don't call
6949 init_caller_save but set caller_save_initialized_p to false.
6950 * caller-save.c (caller_save_initialized_p): Define.
6951 (init_caller_save): Check caller_save_initialized_p.
6952 * ira.c (ira): Call init_caller_save if flag_caller_saves.
6954 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6957 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
6958 and soft-fp/t-softfp to tmake_file.
6959 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
6960 (LIBGCC2_TF_CEXT): Define.
6963 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
6966 * cselib.c (n_useless_values): Document handling of debug locs.
6967 (n_useless_debug_values, n_debug_values): New variables.
6968 (new_elt_loc_list): Don't add to debug values, keep count.
6969 (promote_debug_loc): New.
6970 (cselib_reset_table): Zero new variables.
6971 (entry_and_rtx_equal_p): Promote debug locs.
6972 (discard_useless_locs): Increment n_useless_debug_values for
6974 (remove_useless_values): Adjust n_useless_values and n_debug_values
6975 with n_useless_debug_values.
6976 (add_mem_for_addr): Promote debug locs.
6977 (cselib_lookup_mem): Likewise.
6978 (cselib_lookup_addr): Renamed to...
6979 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
6980 (cselib_log_lookup): ... this. Turn into...
6981 (cselib_lookup_addr): ... new wrapper.
6982 (cselib_lookup_from_insn): New.
6983 (cselib_invalidate_regno): Increment n_useless_debug_values for
6985 (cselib_invalidate_mem): Likewise.
6986 (cselib_process_insn): Take n_deleted and n_debug_values into
6987 account to guard remove_useless_value call.
6988 (cselib_finish): Zero n_useless_debug_values.
6989 * cselib.h (cselib_lookup_from_insn): Declare.
6990 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
6991 (sched_analyze_2): Likewise.
6993 2010-03-30 Jakub Jelinek <jakub@redhat.com>
6995 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
6997 (adjust_mems): Replace narrowing SUBREG of expression containing
6998 just PLUS, MINUS, MULT and ASHIFT of registers and constants
6999 with operations in the narrower mode.
7002 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
7003 regs_invalidated_by_call instead all call_used_reg_set registers.
7005 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
7008 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
7009 pointer comparisons with types_compatible_p.
7010 * tree-vect-stmts.c (vectorizable_call): Same.
7011 (vectorizable_condition): Same.
7013 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7015 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
7016 stack check if the mask would be zero.
7018 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
7019 Jack Howarth <howarth@bromo.med.uc.edu>
7021 * tree-profile.c (tree_init_ic_make_global_vars): Make static
7024 2010-03-30 Joseph Myers <joseph@codesourcery.com>
7027 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
7029 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
7030 Include ___unordxf2 and ___unordtf2.
7031 * config/i386/libgcc-glibc.ver: Do not define inheritance from
7034 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
7036 * config/lm32/t-lm32: New file.
7037 * config.gcc: Use the above file when targetting lm32.
7039 2010-03-28 Duncan Sands <baldrick@free.fr>
7041 * Makefile.in (PLUGIN_HEADERS): Add except.h.
7043 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
7046 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
7047 Improve vectorization cost model diagnostic.
7049 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
7052 * tree-vect-data-refs.c (vect_analyze_data_refs): When
7053 compute_data_dependences_for_loop returns false, early exit
7054 and output an extra diagnostic for the failed data reference
7057 2010-03-29 Richard Guenther <rguenther@suse.de>
7059 PR tree-optimization/43560
7060 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
7061 (can_sm_ref_p): Treat stores to readonly locations as trapping.
7063 2010-03-29 Jie Zhang <jie@codesourcery.com>
7066 * toplev.c (process_options): Set optimization_default_node
7067 and optimization_current_node.
7068 * opts.c (decode_options): Don't set optimization_default_node
7069 and optimization_current_node.
7071 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
7073 * config/rtems.h: Abandon -qrtems_debug.
7075 2010-03-28 Jan Hubicka <jh@suse.cz>
7077 PR tree-optimization/43505
7078 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
7079 map should not be copied.
7081 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7084 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
7085 cdtors, set DECL_PRESERVE_P.
7086 * ipa.c (cgraph_externally_visible_p): Return true if declaration
7089 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
7091 PR tree-optimization/43528
7092 * stor-layout.c (place_field): Check that constant fits into
7093 unsigned HWI when skipping calculation of MS bitfield layout.
7095 2010-03-27 Jan Hubicka <jh@suse.cz>
7098 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
7099 notice_global_symbol work.
7101 2010-03-27 Jakub Jelinek <jakub@redhat.com>
7103 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
7104 instead of dwarf2out_decl.
7105 (struct var_loc_node): Remove section_label field.
7106 (dwarf2out_function_decl): New function.
7107 (dwarf2out_var_location): Don't set section_label field.
7108 (dwarf2out_begin_function): Don't empty decl_loc_table here.
7110 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7112 PR tree-optimization/43544
7113 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7114 First argument for builtin vectorized function hook is now a
7115 tree to be able to distinguish between machine specific and
7117 * targhooks.c (default_builtin_vectorized_function): Ditto.
7118 * targhooks.h (default_builtin_vectorized_function): Ditto.
7119 * target.h (struct gcc_target): Ditto.
7120 * tree-vect-stmts.c (vectorizable_function): Ditto.
7121 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
7122 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7125 2010-03-26 Joseph Myers <joseph@codesourcery.com>
7128 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
7129 nested binding iff it is a FUNCTION_DECL.
7130 (store_parm_decls_newstyle): Pass nested=true to bind for
7131 FUNCTION_DECLs amongst parameters.
7133 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7135 * var-tracking.c (vt_expand_loc_callback): Don't run
7136 cselib_expand_value_rtx_cb in dummy mode if
7137 cselib_dummy_expand_value_rtx_cb returned false.
7139 * var-tracking.c (emit_note_insn_var_location): For one part
7140 notes with offset 0, don't add EXPR_LIST around the location.
7141 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
7142 add_location_or_const_value_attribute): Adjust for that change.
7145 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
7146 into first operand and location into second.
7147 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
7148 dw_cfi_oprnd_loc for DW_CFA_expression.
7149 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
7150 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
7151 assume first argument is regnum and second argument is location.
7153 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7156 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
7157 of scratch register to DImode. Split to DImode comparison operator.
7158 Use SImode subreg of scratch register in the multiplication.
7159 (*cmp_sadd_sidi): Ditto.
7160 (*cmp_ssub_si): Ditto.
7161 (*cmp_ssub_sidi): Ditto.
7163 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7166 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
7167 Remove invalid assert and wrong comment.
7169 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7172 * flags.h (final_insns_dump_p): New extern.
7173 * final.c (final_insns_dump_p): New variable.
7174 (rest_of_clean_state): Set it before -fdump-final-insns=
7175 dumping, clear afterwards.
7176 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
7177 MEM_ALIAS_SET on MEMs.
7179 2010-03-26 David S. Miller <davem@davemloft.net>
7181 * configure.ac: Fix sparc GOTDATA_OP bug check.
7182 * configure: Rebuild.
7184 2010-03-26 Alan Modra <amodra@gmail.com>
7186 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
7188 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7190 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
7191 TLS_SECTION_ASM_FLAG.
7193 2010-03-25 Jakub Jelinek <jakub@redhat.com>
7196 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
7197 Clear first_function_block_is_cold.
7200 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
7201 argument if the argument is truth_value_p.
7203 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7205 * config/rs6000/constraints.md: Update copyright year for my changes.
7208 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
7209 used in reg+reg addressing, swap registers.
7211 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7214 * target.h (struct gcc_target): Add code_end hook.
7215 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
7217 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
7218 * toplev.c (compile_file): Call targetm.asm_out.code_end
7219 hook before unwind info/debug info output.
7220 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
7221 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
7222 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7223 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
7224 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7225 * config/i386/i386.c (ix86_file_end): Renamed to...
7226 (ix86_code_end): ... this. Make static. Don't call
7227 file_end_indicate_exec_stack. Emit unwind info using
7228 final_start_function/final_end_function.
7229 (darwin_x86_file_end): Remove.
7230 (TARGET_ASM_CODE_END): Define.
7231 * config/i386/i386.h (TARGET_ASM_FILE_END,
7232 NEED_INDICATE_EXEC_STACK): Don't define.
7233 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
7234 (TARGET_ASM_FILE_END): Define to darwin_file_end.
7235 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
7236 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
7239 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
7240 at the beginning and final_end_function at the end.
7241 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
7243 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7245 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
7246 and Sun as TLS syntax.
7247 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
7248 * configure: Regenerate.
7249 * config.in: Regenerate.
7250 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
7251 (default_elf_asm_named_section): Use it.
7252 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
7253 (i386_output_dwarf_dtprel): Likewise.
7254 (output_addr_const_extra): Likewise.
7255 (output_pic_addr_const): Lowercase @GOTTPOFF.
7256 (output_addr_const_extra): Likewise.
7257 (output_pic_addr_const): Lowercase @GOTNTPOFF.
7258 (output_addr_const_extra): Likewise.
7259 (output_pic_addr_const): Lowercase @INDNTPOFF.
7260 (output_addr_const_extra): Likewise.
7261 (output_pic_addr_const): Lowercase @NTPOFF.
7262 (output_addr_const_extra): Likewise.
7263 (output_pic_addr_const): Lowercase @TPOFF.
7264 (output_addr_const_extra): Likewise.
7265 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
7266 (*tls_global_dynamic_64): Likewise.
7267 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
7268 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
7270 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
7271 (ASM_OUTPUT_TLS_COMMON): Use it.
7272 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
7275 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
7276 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
7277 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
7278 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
7279 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
7280 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
7282 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7284 * config/i386/i386.c (override_options): Don't accept
7285 -mtls-dialect=sun any longer.
7286 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
7287 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
7288 (*tls_local_dynamic_base_32_sun): Likewise.
7289 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
7291 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7294 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7295 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
7298 * ira.c (adjust_cleared_regs): New function.
7299 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
7303 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
7305 * expr.c (expand_expr_real): Restore previous
7306 curr_insn_source_location and curr_insn_block after
7307 expand_expr_real_1 call.
7308 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
7309 instead of expand_expr_real_1.
7311 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
7313 PR rtl-optimization/43413
7314 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
7317 2010-03-22 James E. Wilson <wilson@codesourcery.com>
7320 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
7321 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
7323 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
7325 * config/i386/i386.c (ix86_target_string): Add -mfma.
7326 Fix a typo in comment.
7328 2010-03-22 Mike Stump <mikestump@comcast.net>
7331 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
7332 Don't overly align based upon packed packed fields.
7334 2010-03-22 Jason Merrill <jason@redhat.com>
7336 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
7337 Use () rather than [], and move before the element type.
7339 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7341 * doc/configfiles.texi (Configuration Files): Removed
7342 fixinc/Makefile*, intl/Makefile.*.
7343 * doc/makefile.texi: Fixed markup. Abstract from version
7344 control system used.
7345 (Makefile): Removed obsolete gcc/java/parse.y example.
7346 * doc/sourcebuild.texi: Likewise.
7347 (Top Level): Added config, gnattools, libdecnumber, libgcc,
7348 libgomp, libssp. Removed fastjar.
7349 (Miscellaneous Docs): Clarify location.
7350 Added COPYING3, COPYING3.LIB.
7351 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
7353 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7356 * config/i386/i386.c (x86_function_profiler)
7357 [!NO_PROFILE_COUNTERS]: Fix typo.
7358 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
7361 2010-03-22 Janis Johnson <janis187@us.ibm.com>
7362 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7364 * doc/sourcebuild.texi (Test Directives): Split into six
7365 subsections, with most of the current text in new subsections
7366 Directives, Selectors, and Final Actions.
7367 (Directives): Split list of test directives into multiple
7369 (Selectors): Describe use and syntax of selectors.
7370 (Effective-Target Keywords): Describe all existing keywords.
7371 (Add Options): Describe features for dg-add-options.
7372 (Require Support): Describe variants of dg-require-support.
7373 (Final Actions): Describe commands to use in dg-final.
7375 2010-03-22 Michael Matz <matz@suse.de>
7378 * recog.c (validate_replace_rtx_group): Replace also in
7379 REG_EQUAL and REG_EQUIV notes.
7381 2010-03-22 Richard Guenther <rguenther@suse.de>
7383 PR tree-optimization/43390
7384 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
7385 sure vector extracts are type correct.
7387 2010-03-22 Richard Guenther <rguenther@suse.de>
7390 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
7391 x * sqrt (x) even when optimizing for size if the target
7392 has native support for sqrt.
7394 2010-03-22 Jakub Jelinek <jakub@redhat.com>
7396 * varasm.c (make_decl_rtl_for_debug): Also clear
7397 flag_mudflap for the duration of make_decl_rtl call.
7400 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
7401 locs from preserved VALUEs.
7403 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7406 * pa.md (movmemsi): Set align to one if zero.
7407 (movmemdi): Likewise.
7409 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
7412 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
7413 with their corresponding prologue pushes.
7415 2010-03-20 Andrew Pinski <pinskia@gmail.com>
7418 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
7419 at the begining or end.
7420 (spu_expand_epilogue): Likewise.
7422 2010-03-20 Richard Guenther <rguenther@suse.de>
7424 PR rtl-optimization/43438
7425 * combine.c (make_extraction): Properly zero-/sign-extend an
7426 extraction of the low part of a CONST_INT. Also handle
7429 2010-03-19 Mike Stump <mikestump@comcast.net>
7431 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
7432 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
7433 (override_options): Use SUBTARGET32_DEFAULT_CPU.
7435 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7438 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
7441 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
7443 PR rtl-optimization/42258
7444 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
7445 use that may match DEF.
7448 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
7449 the cost of loading the constant rather than assuming
7451 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
7452 outer code is AND, do the same tests as the andsi3 expander and
7453 return COSTS_N_INSNS (1) if and is cheap.
7455 * optabs.c (avoid_expensive_constant): Fix formatting.
7457 2010-03-19 Michael Matz <matz@suse.de>
7460 * attribs.c (decl_attributes): When rebuilding a function pointer
7461 type use the same qualifiers as the original pointer type.
7463 2010-03-19 Martin Jambor <mjambor@suse.cz>
7465 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
7466 and is_gimple_ip_invariant_address.
7468 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7471 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7473 * config/arm/arm.c (arm_override_options): Turn off
7474 flag_dwarf2_cfi_asm for AAPCS variants.
7476 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7479 * config/arm/arm.c (emit_multi_reg_push): Update comments.
7480 Use PRE_MODIFY instead of PRE_DEC.
7481 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
7482 (vfp_emit_fstmd): Likewise.
7484 2010-03-19 Michael Matz <matz@suse.de>
7487 * builtins.c (expand_builtin_interclass_mathfn,
7488 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
7491 2010-03-19 Richard Guenther <rguenther@suse.de>
7493 PR tree-optimization/43415
7494 * tree-ssa-pre.c (phi_translate): Split out worker to ...
7495 (phi_translate_1): ... this.
7496 (phi_translate): Move all caching here. Cache all NARY
7497 and REFERENCE translations.
7499 2010-03-19 David S. Miller <davem@davemloft.net>
7501 With help from Eric Botcazou.
7502 * config/sparc/sparc.c: Include dwarf2out.h.
7503 (emit_pic_helper): Delete.
7504 (pic_helper_symbol_name): Delete.
7505 (pic_helper_emitted_p): Delete.
7506 (pic_helper_needed): New.
7507 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
7508 (get_pc_thunk_name): New.
7509 (load_pic_register): Remove 'delay_pic_helper' arg. Use
7510 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
7511 Set pic_helper_needed to true. Don't call emit_pic_helper.
7512 (sparc_expand_prologue): Update load_pic_register call.
7513 (sparc_output_mi_thunk): Likewise.
7514 (sparc_file_end): Emit a hidden comdat symbol for the PIC
7515 thunk if possible. Output CFI information as needed.
7517 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7518 Jack Howarth <howarth@bromo.med.uc.edu>
7521 * config/i386/i386.h: Fix ABI on darwin x86-32.
7523 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
7525 * tree.h: Declare make_decl_rtl_for_debug.
7526 * varasm.c (make_decl_rtl_for_debug): New.
7527 * dwarf2out.c (rtl_for_decl_location): Call it.
7528 * cfgexpand.c (expand_debug_expr): Call it.
7530 2010-03-18 Jakub Jelinek <jakub@redhat.com>
7533 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
7537 * var-tracking.c (vt_init_cfa_base): Do nothing if
7538 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
7540 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
7543 * var-tracking.c (canonicalize_vars_star): New.
7544 (dataflow_post_merge_adjust): Use it.
7546 2010-03-18 Jakub Jelinek <jakub@redhat.com>
7549 * var-tracking.c (non_suitable_const): New function.
7550 (add_uses): For DEBUG_INSNs with constants, don't record any
7551 value, instead just the constant value itself.
7552 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
7553 is not VAR_LOC_UNKNOWN_P, set var to the constant.
7554 (emit_notes_in_bb): Likewise.
7555 (emit_note_insn_var_location): For onepart variables if
7556 cur_loc is a VOIDmode constant, use DECL_MODE.
7558 2010-03-18 Martin Jambor <mjambor@suse.cz>
7561 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
7562 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
7563 all non-clones. Moved call redirection...
7564 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
7565 (cgraph_materialize_all_clones): Dispose of all
7566 combined_args_to_skip bitmaps.
7567 (verify_cgraph_node): Do not check for edges pointing to wrong
7568 nodes in inline clones.
7569 * tree-inline.c (copy_bb): Call
7570 cgraph_redirect_edge_call_stmt_to_callee.
7571 * ipa.c (cgraph_remove_unreachable_nodes): Call
7572 cgraph_node_remove_callees even when there are used clones.
7574 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
7576 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
7578 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
7581 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
7584 2010-03-18 Michael Matz <matz@suse.de>
7587 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
7588 into sqrt(x) if we need to preserve signed zeros.
7590 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
7591 Eric Botcazou <ebotcazou@adacore.com>
7593 PR rtl-optimization/43360
7594 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
7595 note if we don't know its invariant status.
7597 2010-03-18 Michael Matz <matz@suse.de>
7599 PR tree-optimization/43402
7600 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
7601 PHI chains of ssa names registered for update.
7603 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
7606 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
7607 non-offsettable and pre_modify update addressing.
7608 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
7609 and "2" alternatives "#".
7610 (*movdd_softfloat32): Make all alternatives "#";
7611 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
7612 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
7613 (*movdf_softfloat32): Make all alternatives "#";
7614 (movdi): Use the new DIFD mode iterator to create a common splitter
7615 for movdi, movdf and movdd patterns.
7617 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
7619 * common.opt (dumpdir): Remove redundant tab.
7621 2010-03-17 Martin Jambor <mjambor@suse.cz>
7623 PR tree-optimization/43347
7624 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
7625 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
7627 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
7629 PR rtl-optimization/42216
7630 * regrename.c (create_new_chain): New function, broken out from...
7631 (scan_rtx_reg): ... here. Call it. Handle the case where we are
7632 appending a use to an empty chain.
7633 (build_def_use): Remove previous changes that convert OP_INOUT to
7634 OP_OUT operands; instead detect the case where an OP_INOUT operand
7635 uses a previously untracked register and create an empty chain for it.
7637 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7639 * doc/extend.texi (Function Attributes): Rewrite unfinished
7640 sentence in ms_abi documentation.
7642 2010-03-17 Alan Modra <amodra@gmail.com>
7644 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
7645 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
7646 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
7647 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
7649 2010-03-16 Richard Henderson <rth@redhat.com>
7652 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
7653 (lower_try_finally): Save and restore eh_seq around the expansion
7656 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
7658 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
7659 statements before splitting block.
7661 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7663 * doc/sourcebuild.texi (Testsuites): Fix markup.
7664 Use pathnames relative to gcc/testsuite.
7665 (Test Directives): Move description of how timeout is determined.
7666 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
7667 (C Tests): Correct gcc.misc-tests directory.
7668 Framework tests now live in gcc.test-framework.
7670 2010-03-16 Richard Guenther <rguenther@suse.de>
7673 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
7674 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
7676 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
7677 Alexandre Oliva <aoliva@redhat.com>
7679 PR tree-optimization/42917
7680 * lambda-code.c (remove_iv): Skip debug statements.
7681 (lambda_loopnest_to_gcc_loopnest): Likewise.
7682 (not_interesting_stmt): Debug statements are not interesting.
7684 2010-03-16 Jakub Jelinek <jakub@redhat.com>
7688 * cselib.c (cselib_preserve_constants,
7689 cfa_base_preserved_val): New static variables.
7690 (preserve_only_constants): New function.
7691 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
7692 clear its REG_VALUES. If cselib_preserve_constants, don't
7693 empty the whole hash table, but preserve there VALUEs with constants,
7694 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
7695 (cselib_preserve_cfa_base_value): New function.
7696 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
7697 (cselib_init): Change argument to int bitfield. Set
7698 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
7700 (cselib_finish): Clear cselib_preserve_constants and
7701 cfa_base_preserved_val.
7702 * cselib.h (enum cselib_record_what): New enum.
7703 (cselib_init): Change argument to int.
7704 (cselib_preserve_cfa_base_value): New prototype.
7705 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
7706 * dse.c (dse_step1): Likewise.
7707 * cfgcleanup.c (thread_jump): Likewise.
7708 * sched-deps.c (sched_analyze): Likewise.
7709 * gcse.c (local_cprop_pass): Likewise.
7710 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
7711 If FN is non-NULL, call the callback always and whenever it returns
7712 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
7713 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
7714 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
7715 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
7716 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
7717 * var-tracking.c: Include recog.h.
7718 (bb_stack_adjust_offset): Remove.
7719 (vt_stack_adjustments): Don't call it, instead just gather the
7720 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
7721 (adjust_stack_reference): Remove.
7722 (compute_cfa_pointer): New function.
7723 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
7724 (struct adjust_mem_data): New type.
7725 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
7727 (get_address_mode): New function.
7728 (replace_expr_with_values): Use it.
7729 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
7730 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
7731 (adjust_sets): Remove.
7732 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
7733 Use get_address_mode.
7734 (get_adjusted_src): Remove.
7735 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
7736 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
7737 (add_with_sets): Don't call adjust_sets.
7738 (fp_setter, vt_init_cfa_base): New functions.
7739 (vt_initialize): Change return type to bool. Move most of pool etc.
7740 initialization to the beginning of the function from end. Pass
7741 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
7742 If !frame_pointer_needed, call vt_stack_adjustment before mos
7743 vector is filled, call vt_init_cfa_base if argp/framep has been
7744 eliminated to sp. If frame_pointer_needed and argp/framep has
7745 been eliminated to hard frame pointer, set
7746 hard_frame_pointer_adjustment and call vt_init_cfa_base after
7747 encountering fp setter in the prologue. For MO_ADJUST, call
7748 log_op_type before pusing the op into mos vector, not afterwards.
7749 Call adjust_insn before cselib_process_insn/add_with_sets,
7750 call cancel_changes (0) afterwards.
7751 (variable_tracking_main_1): Adjust for vt_initialize calling
7752 vt_stack_adjustments and returning whether it succeeded or not.
7754 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
7756 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
7759 2010-03-15 Jakub Jelinek <jakub@redhat.com>
7761 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
7763 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
7764 drap_reg has not been set.
7766 2010-03-15 Michael Matz <matz@suse.de>
7769 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
7770 use it to expand block copies.
7771 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
7772 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
7773 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
7775 2010-03-15 Richard Guenther <rguenther@suse.de>
7777 PR tree-optimization/43367
7778 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
7781 2010-03-15 Richard Guenther <rguenther@suse.de>
7783 PR tree-optimization/43317
7784 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
7786 2010-03-15 Martin Jambor <mjambor@suse.cz>
7788 PR tree-optimization/43141
7789 * tree-sra.c (create_abstract_origin): New function.
7790 (modify_function): Call create_abstract_origin.
7792 2010-03-15 Chris Demetriou <cgd@google.com>
7794 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
7797 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7800 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
7801 call insert_out_of_ssa_copy for default definitions.
7803 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7805 * graphite-clast-to-gimple.c (my_long_long): Defined.
7806 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
7807 * graphite-sese-to-poly.c (my_long_long): Defined.
7808 (scop_ivs_can_be_represented): Use it.
7810 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7812 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
7813 graphite-max-bbs-per-function, and loop-block-tile-size.
7814 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
7816 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
7818 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7820 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
7821 forward declaration.
7822 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
7823 (add_upper_bounds_from_estimated_nit): New.
7824 (build_loop_iteration_domains): Use it.
7826 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7828 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
7830 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7833 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
7834 should be an INTEGER_CST. Also handle CASE_CONVERT.
7836 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7838 * graphite.c (graphite_initialize): To bound the number of bbs per
7839 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
7840 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
7841 * doc/invoke.texi: Document it.
7843 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7845 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
7846 * graphite-sese-to-poly.h (build_poly_scop): Same.
7848 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7850 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
7851 the number of parameters in the scop. Use as an upper bound
7852 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
7853 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
7854 * doc/invoke.texi: Document it.
7856 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
7858 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
7859 * doc/c-tree.texi: Remove.
7860 * doc/generic.texi: Merge c-tree.texi here.
7861 * doc/gccint.texi (Trees): Remove menu entry.
7862 (c-tree.texi): Remove @include.
7863 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
7864 * doc/languages.texi (Reading RTL): Ditto.
7866 2010-03-12 Steve Ellcey <sje@cup.hp.com>
7869 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
7871 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7874 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
7875 code added to work around reload clobbering CONST insns.
7877 2010-03-12 Jakub Jelinek <jakub@redhat.com>
7879 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
7880 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
7881 (cselib_preserve_only_values): Remove retain argument, don't
7882 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
7883 * cselib.h (cselib_preserve_only_values): Remove retain argument.
7884 * var-tracking.c (micro_operation): Move insn field before union.
7885 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
7886 (struct variable_tracking_info_def): Remove n_mos field, change
7887 mos into a vector of micro_operations.
7888 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
7889 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
7890 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
7891 changing into a vector.
7892 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
7893 come before all other uops generated by add_stores.
7894 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
7896 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
7897 a vector. Run just one pass over the bbs instead of separate counting
7898 and computation phase.
7899 (vt_finalize): Free VTI (bb)->mos vector instead of array.
7902 * tree-inline.c (remap_decls): Put old_var rather than origin_var
7903 into *nonlocalized_list vector.
7904 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
7905 even if origin is non-NULL.
7906 (gen_variable_die): Likewise.
7907 (process_scope_var): Don't change origin.
7908 (gen_decl_die): Likewise.
7909 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
7910 before adding new edges instead of after it, fix moving over
7913 2010-03-11 David S. Miller <davem@davemloft.net>
7915 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
7917 * configure: Rebuild.
7919 2010-03-11 Martin Jambor <mjambor@suse.cz>
7921 PR tree-optimization/43257
7922 * tree.c (assign_assembler_name_if_neeeded): New function.
7923 (free_lang_data_in_cgraph): Assembler name assignment moved to the
7925 * tree.h (assign_assembler_name_if_neeeded): Declare.
7926 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
7927 the function if needed.
7929 2010-03-11 Chris Demetriou <cgd@google.com>
7931 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
7932 include/stdint-gcc.h, and include/stdint.h world-readable.
7934 2010-03-11 Richard Guenther <rguenther@suse.de>
7936 PR tree-optimization/43255
7937 * tree-vrp.c (process_assert_insertions_for): Do not insert
7938 asserts for trivial conditions.
7940 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7942 PR tree-optimization/43280
7943 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
7944 generation. Move calculation of size out of the if branch.
7945 (find_bswap): Modify compare number generation.
7947 2010-03-11 Richard Guenther <rguenther@suse.de>
7950 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
7951 (input_gimple_stmt): Fixup handled component types during
7952 operand read. Also fix up decls in ADDR_EXPRs.
7954 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
7956 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
7957 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
7959 2010-03-10 Jan Hubicka <jh@suse.cz>
7962 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
7963 * varasm.c (get_variable_section): Don't do that here...
7964 (make_decl_rtl): ... and here.
7965 (do_assemble_alias): Produce decl RTL.
7966 (assemble_alias): Likewise.
7968 2010-03-10 Jakub Jelinek <jakub@redhat.com>
7971 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
7972 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
7974 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
7975 (based_loc_descr): Only express drap or vdrap regno based expressions
7976 using DW_OP_fbreg when not optimizing.
7977 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
7978 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
7979 REG_CFA_SET_VDRAP note.
7981 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
7983 PR tree-optimization/43236
7984 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
7985 error in calculation of base address in reverse iteration case.
7986 (generate_builtin): Take number of latch executions if the statement
7989 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
7992 * tree-eh.c: Include pointer-set.h.
7993 (lower_eh_dispatch): Filter out duplicate case labels and
7994 remove the unneeded edge when the label is unused. Return
7995 true when some edges are removed.
7996 (execute_lower_eh_dispatch): When any lowering resulted in
7997 removing an edge, also delete unreachable blocks.
7999 2010-03-10 Jakub Jelinek <jakub@redhat.com>
8002 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
8003 UNSPEC_MACHOPIC_OFFSET.
8005 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
8008 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8009 (m68k_delegitimize_address): New function.
8011 2010-03-09 Jakub Jelinek <jakub@redhat.com>
8014 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
8017 * var-tracking.c (adjust_sets): New function.
8018 (count_with_sets, add_with_sets): Use it.
8019 (get_adjusted_src): New inline function.
8020 (add_stores): Use it.
8023 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
8024 call cselib_dummy_expand_value_rtx_cb instead of
8025 cselib_expand_value_rtx_cb.
8028 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
8029 * config/i386/i386.c: Include debug.h and dwarf2out.h.
8030 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
8031 and .cfi_endproc around the pic thunks.
8032 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
8033 all queued unwind info register saves are saved before the call.
8034 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
8035 considered as sp-=4 for unwind info and the pop as sp+=4 which
8036 also clobbers dest, but doesn't actually restore it.
8039 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
8040 RTX_FRAME_RELATED_P.
8042 2010-03-09 Jie Zhang <jie@codesourcery.com>
8044 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
8045 whitespaces in output template.
8047 2010-03-09 Jie Zhang <jie@codesourcery.com>
8049 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
8052 2010-03-08 Jakub Jelinek <jakub@redhat.com>
8054 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
8055 builtins.exp in a separate job.
8057 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8059 * graphite-sese-to-poly.c (add_param_constraints): Use
8060 lower_bound_in_type and upper_bound_in_type.
8062 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8064 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
8065 instead of unsigned_type_node.
8067 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8068 Reza Yazdani <reza.yazdani@amd.com>
8071 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
8072 on pointer type parameters.
8074 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
8078 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
8079 handle conversions from pointer to integers.
8080 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
8081 induction variable, to be able to work with code generated by CLooG.
8082 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
8083 (build_poly_scop): Bail out if we cannot codegen a loop.
8085 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
8087 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
8088 code generation with gloog_error.
8090 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8092 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
8093 Call fold_convert on all the returned values.
8094 (expand_scalar_variables_expr): Pass to
8095 expand_scalar_variables_ssa_name the type of the resulting expression.
8097 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8099 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
8100 ppl_min_for_le_pointset.
8101 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
8102 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
8104 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8106 * graphite-dependences.c (map_into_dep_poly): Removed.
8107 (dependence_polyhedron_1): Use combine_context_id_scat.
8109 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8111 * graphite-poly.h (struct poly_scattering): Add layout documentation.
8112 (struct poly_bb): Same.
8113 (combine_context_id_scat): New.
8115 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8118 * sese.c (name_defined_in_loop_p): Return false for default
8121 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8123 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
8124 and clean up the logic.
8126 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8128 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
8131 2010-03-08 Jakub Jelinek <jakub@redhat.com>
8133 * var-tracking.c (remove_cselib_value_chains): Define only for
8135 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
8136 delete_slot_part, emit_notes_for_differences_1): Don't call
8137 remove_cselib_value_chains here.
8138 (set_slot_part, emit_notes_for_differences_2): Don't call
8139 add_cselib_value_chains here.
8140 (preserved_values): New vector.
8141 (preserve_value): New function.
8142 (add_uses, add_stores, vt_add_function_parameters): Use it
8143 instead of cselib_preserve_value.
8144 (changed_values_stack): New vector.
8145 (check_changed_vars_0): New function.
8146 (check_changed_vars_1, check_changed_vars_2): Use it.
8147 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
8148 changed_values_stack VALUEs.
8149 (vt_emit_notes): For all preserved_values call
8150 add_cselib_value_chains. If ENABLE_CHECKING call
8151 remove_cselib_value_chains before verifying value_chains is empty.
8152 Initialize and free changed_values_stack.
8153 (vt_initialize): Initialize preserved_values.
8154 (vt_finalize): Free preserved_values.
8156 2010-03-08 Richard Guenther <rguenther@suse.de>
8158 PR tree-optimization/43269
8159 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
8162 2010-03-08 Martin Jambor <mjambor@suse.cz>
8164 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
8165 (ipa_is_param_called): Removed.
8166 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
8167 (ipa_print_node_params): Do not print the called flag.
8168 (ipa_write_node_info): Do not stream the called flag.
8169 (ipa_read_node_info): Likewise.
8171 2010-03-07 Jakub Jelinek <jakub@redhat.com>
8174 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
8175 * cselib.c (struct expand_value_data): Add dummy field.
8176 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
8178 (cselib_dummy_expand_value_rtx_cb): New function.
8179 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
8181 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
8182 * var-tracking.c: Include pointer-set.h.
8183 (variable): Change n_var_parts to char from int. Add
8184 cur_loc_changed and in_changed_variables fields.
8185 (variable_canonicalize): Remove.
8186 (shared_var_p): New inline function.
8187 (unshare_variable): Maintain cur_loc_changed and
8188 in_changed_variables fields. If var was in changed_variables,
8189 replace it there with new_var. Just copy cur_loc instead of
8190 resetting it to something else.
8191 (variable_union): Don't recompute cur_loc. Use shared_var_p.
8192 (dataflow_set_union): Don't call variable_canonicalize.
8193 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
8194 of their DEBUG_EXPR_TREE_DECLs.
8195 (canonicalize_loc_order_check): Verify that cur_loc is NULL
8196 and in_changed_variables and cur_loc_changed is false.
8197 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
8198 and cur_loc_changed. Don't update cur_loc here.
8199 (variable_merge_over_src): Don't call variable_canonicalize.
8200 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
8201 removing loc that is equal to cur_loc, clear cur_loc,
8202 set cur_loc_changed and ensure variable_was_changed is called.
8203 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
8204 compare pointers in cur_loc check, if it is equal to loc,
8205 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
8206 (variable_different_p): Remove compare_current_location argument,
8207 don't compare cur_loc.
8208 (dataflow_set_different_1): Adjust variable_different_p caller.
8209 (variable_was_changed): If dv had some var in changed_variables
8210 already, reset in_changed_variables flag for it and propagate
8211 cur_loc_changed over to the new variable. On empty var
8212 always set cur_loc_changed. Set in_changed_variables on whatever
8213 var is added to changed_variables.
8214 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
8215 Use shared_var_p. When removing loc that is equal to cur_loc,
8216 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
8217 end, don't set it to something else, just call variable_was_changed.
8218 (delete_slot_part): Use shared_var_p. When cur_loc equals to
8219 loc being removed, clear cur_loc and set cur_loc_changed.
8220 Set cur_loc_changed if all locations have been removed.
8221 (struct expand_loc_callback_data): New type.
8222 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
8223 allocated. Always create SUBREGs if simplify_subreg failed.
8224 Prefer to use cur_loc, when that fails and still in
8225 changed_variables (and seen first time) recompute it. Set
8226 cur_loc_changed of variables which had to change cur_loc and
8227 compute elcd->cur_loc_changed if any of the subexpressions used
8228 had to change cur_loc.
8229 (vt_expand_loc): Adjust to pass arguments in
8230 expand_loc_callback_data structure.
8231 (vt_expand_loc_dummy): New function.
8232 (emitted_notes): New variable.
8233 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
8234 that weren't used for any other decl in current
8235 emit_notes_for_changes call call vt_expand_loc_dummy to update
8236 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
8237 first loc_chain location if NULL before. Always use just
8238 cur_loc instead of first loc_chain location. When cur_loc_changed
8239 is false, when not --enable-checking=rtl just don't emit any note.
8240 When rtl checking, compute the note and assert it is the same
8241 as previous note. Clear cur_loc_changed and in_changed_variables
8242 at the end before removing from changed_variables.
8243 (check_changed_vars_3): New function.
8244 (emit_notes_for_changes): Traverse changed_vars to call
8245 check_changed_vars_3 on each changed var.
8246 (emit_notes_for_differences_1): Clear cur_loc_changed and
8247 in_changed_variables. Recompute cur_loc of new_var.
8248 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
8249 (vt_emit_notes): Initialize and destroy emitted_notes.
8251 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
8253 PR rtl-optimization/42220
8254 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
8255 Use verify_reg_tracked to determine if we should use OP_OUT rather
8257 (build_def_use): If we see an in-out operand for a register that we
8258 know nothing about, treat is an output if possible, fail the block if
8261 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8264 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
8267 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8270 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
8271 uses of relevant DEFs that are dead outside the loop too.
8273 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8275 * var-tracking.c (dataflow_set_merge): Swap src and src2.
8277 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8279 * var-tracking.c (values_to_unmark): New variable.
8280 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8281 values_to_unmark vector. Moved body to...
8282 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8283 instead queue it into values_to_unmark vector.
8284 (vt_find_locations): Free values_to_unmark vector.
8286 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
8288 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
8289 (site.exp): Export them when plugins are enabled.
8291 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
8294 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
8296 (chrec_fold_multiply): Same.
8298 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
8301 * c-decl.c (build_compound_literal): Return early if init is
8304 2010-03-04 Martin Jambor <mjambor@suse.cz>
8306 PR tree-optimization/43164
8307 PR tree-optimization/43191
8308 * tree-sra.c (type_consists_of_records_p): Reject records with
8309 zero-size bit-fields at the end.
8311 2010-03-04 Mike Stump <mikestump@comcast.net>
8313 * Makefile.in (TAGS): Remove *.y.
8315 2010-03-04 Richard Guenther <rguenther@suse.de>
8317 PR tree-optimization/40761
8318 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
8320 (my_rev_post_order_compute): New function.
8321 (init_pre): Call it.
8323 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
8326 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
8327 decrease the cost of an IV candidate when the cost is infinite.
8329 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8331 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
8332 Use '3DNow!' for the extension of that name, ensure normal space
8334 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
8336 2010-03-03 Jeff Law <law@redhat.com>
8338 * PR middle-end/32693
8339 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
8340 than gen_rtx_SUBREG.
8341 (extract_bit_field_1): Likewise.
8343 2010-03-03 Janis Johnson <janis187@us.ibm.com>
8345 * doc/sourcebuild.texi (Test directives): Document that arguments
8346 include-opts and exclude-opts are now optional for dg-skip-if,
8347 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
8349 2010-03-03 Jason Merrill <jason@redhat.com>
8352 * cgraph.h (varpool_node): Add extra_name field.
8353 * varpool.c (varpool_extra_name_alias): New.
8354 (varpool_assemble_decl): Emit extra name aliases.
8355 (varpool_mark_needed_node): Look past an extra name alias.
8356 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
8357 * lto-streamer-in.c (lto_input_tree): Read it.
8358 * lto-streamer-out.c (output_unreferenced_globals): Write it.
8360 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
8362 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
8363 (sparc*-*-solaris2*): ...this.
8365 2010-03-03 Jakub Jelinek <jakub@redhat.com>
8368 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
8369 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
8370 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
8371 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
8374 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
8375 fallthrough to default handling, just with want_address 0 instead of 2.
8376 For single element lists, add_AT_loc directly, otherwise create an
8377 artificial variable DIE and stick location list to it.
8380 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
8381 (VAL_EXPR_HAS_REVERSE): Define.
8382 (reverse_op): New function.
8383 (add_stores): For reversible operations add an extra MO_VAL_USE.
8385 2010-03-02 Jason Merrill <jason@redhat.com>
8387 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
8389 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
8391 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
8392 (sparc64-*-linux*): Likewise.
8393 (sparc64-*-solaris2*): Include assembler files before linker ones.
8394 (sparc-*-solaris2*): Simplify and reorder to match previous case.
8395 * config/sparc/gas.h: Delete.
8396 * config/sparc/sol2-64.h: Add copyright notice.
8397 * config/sparc/sol2-gas-bi.h: Likewise.
8398 * config/sparc/sol2-gld.h: Likewise.
8399 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
8400 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
8401 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
8402 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
8403 (sparc_elf_asm_named_section): Rename into...
8404 (sparc_solaris_elf_asm_named_section): ...this. Always define.
8406 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
8408 * config/alpha/alpha.c (override_options): Fix -mtune error message.
8410 2010-03-02 Jeff Law <law@redhat.com>
8413 * reload1.c (rtx_p, substitute_stack): Declare.
8414 (substitute): Record addresses of changed rtxs.
8415 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
8416 Restore the original rtx when complete.
8417 (reload): Free subsitute_stack when complete.
8419 2010-03-02 Janis Johnson <janis187@us.ibm.com>
8421 * doc/gccint.texi (menu): Add Testsuites as a chapter.
8422 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
8424 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
8425 LTO Testing, gcov Testing, profopt Testing, compat Testing,
8426 Torture Tests): Change from subsection to section.
8428 2010-03-02 Jakub Jelinek <jakub@redhat.com>
8429 Steven Bosscher <steven@gcc.gnu.org>
8431 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
8434 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
8437 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
8438 the assignment from the new induction variable to the assignment
8439 of the value from the original loop PHI function.
8441 2010-03-01 Janis Johnson <janis187@us.ibm.com>
8442 Daniel Jacobowitz <dan@codesourcery.com>
8444 * doc/sourcebuild.texi (Test directives): Clarify options to
8447 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8449 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
8450 Disable cfi directives unless GCC and gas agree on using read-only
8451 .eh_frame sections for 64-bit.
8452 * configure: Regenerate.
8454 2010-03-01 Richard Guenther <rguenther@suse.de>
8456 PR tree-optimization/43220
8457 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
8458 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
8460 2010-03-01 Richard Guenther <rguenther@suse.de>
8461 Martin Jambor <mjambor@suse.cz>
8464 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
8465 gimplified parameters.
8467 2010-03-01 Christian Bruel <christian.bruel@st.com>
8469 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
8471 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
8473 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
8475 2010-03-01 Richard Guenther <rguenther@suse.de>
8478 * expr.c (expand_assignment): Use the alias-oracle to tell
8479 if the rhs aliases the result decl.
8481 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8484 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
8485 to sol_gt_pch_get_address.
8486 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
8487 64-bit, SPARC and x86.
8488 (sol_gt_pch_get_address): New function.
8490 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
8492 * toplev.h (inform_n, error_n): Declare.
8493 * diagnostic.c (inform_n, error_n): New function.
8495 2010-03-01 Jakub Jelinek <jakub@redhat.com>
8497 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
8498 has no rtl yet when processing local_decls, queue it and recheck
8499 if deferred stack allocation hasn't assigned it rtl.
8501 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8503 * config/sh/sh.c (unspec_bbr_uid): New.
8504 (gen_block_redirect): Use it instead of INSN_UID.
8505 (gen_far_branch): Likewise.
8507 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
8509 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
8510 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
8512 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8514 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
8515 (Warning Options): -Wno-conversion-null is valid for
8516 Objective-C++ as well.
8517 * doc/tm.texi (Named Address Spaces): Likewise.
8518 * doc/plugins.texi (Plugins): Replace TABs with spaces.
8519 * doc/tree-ssa.texi (Tree SSA): Likewise.
8521 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8524 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
8525 by default. Don't set the default arch for
8526 i[34567]86-*-darwin*|x86_64-*-darwin*.
8528 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8531 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
8532 default. Set the default 32bit/64bit archs with $with_arch
8533 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
8535 2010-02-27 Richard Guenther <rguenther@suse.de>
8537 PR tree-optimization/43186
8538 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
8539 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
8540 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
8541 unroller iterations.
8543 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8545 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
8546 required and i[34567]86-*-* targets don't support 64bit ISA.
8548 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
8551 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8554 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
8556 * config.gcc: Set the default arch at least to Prescott for
8557 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
8558 if SSE math is enabled.
8560 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8562 * diagnostic.c (diagnostic_initialize): Update.
8563 (diagnostic_report_diagnostic): Test inhibit_notes_p for
8565 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
8566 (diagnostic_inhibit_notes): New.
8567 * toplev.c (process_options): inhibit notes with -fcompare-debug.
8569 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8572 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
8573 * doc/standards.texi: Likewise.
8574 * doc/extend.texi: Likewise.
8575 * doc/trouble.texi: Likewise.
8576 * doc/cppopts.texi: Likewise.
8577 * doc/install.texi: Likewise.
8578 * c.opt (std=c90,std=gnu90): New options.
8579 * c-opts.c (c_common_handle_option): Handle them.
8581 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8584 * c-decl.c (undeclared_variable): Use an informative note.
8586 2010-02-26 Richard Guenther <rguenther@suse.de>
8588 PR tree-optimization/43186
8589 * gimple.h (gimple_fold): Remove.
8590 * gimple.c (gimple_fold): Remove. Inline into single user ...
8591 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
8592 Try harder for conditions.
8594 2010-02-26 Jakub Jelinek <jakub@redhat.com>
8597 * function.c (used_types_insert): Don't skip through named pointer
8598 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
8599 and it is different from the main variant's type.
8601 2010-02-26 Nick Clifton <nickc@redhat.com>
8603 * config/rx/rx.md (sminsi3): Remove bogus alternative.
8605 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
8607 * config.gcc: Support --with-fpmath=sse for x86.
8609 * config/i386/ssemath.h: New.
8611 * doc/install.texi (--with-fpmath=sse): Documented.
8613 2010-02-26 Richard Guenther <rguenther@suse.de>
8615 PR tree-optimization/43188
8616 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
8617 vector types of over-aligned element type.
8619 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
8622 * config/i386/i386.c (expand_vec_perm_blend): Use correct
8623 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
8625 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
8627 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
8629 2010-02-26 Jakub Jelinek <jakub@redhat.com>
8631 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
8632 * var-tracking.c: Include diagnostic.h.
8633 (debug_dv): New function.
8634 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
8637 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
8638 (add_value_chain, add_value_chains, remove_value_chain,
8639 remove_value_chains): Handle DEBUG_EXPRs.
8640 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
8643 * regcprop.c (struct queued_debug_insn_change): New type.
8644 (struct value_data_entry): Add debug_insn_changes field.
8645 (struct value_data): Add n_debug_insn_changes field.
8646 (debug_insn_changes_pool): New variable.
8647 (free_debug_insn_changes, apply_debug_insn_changes,
8648 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
8649 (kill_value_one_regno): Call free_debug_insn_changes if needed.
8650 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
8652 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
8654 (copyprop_hardreg_forward_1): Don't call apply_change_group for
8655 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
8656 changes, call cprop_find_used_regs via note_stores.
8657 (copyprop_hardreg_forward): When copying vd from predecessor
8658 which has any queued DEBUG_INSN changes, make sure the pointers are
8659 cleared. At the end call df_analyze and then if there are any
8660 DEBUG_INSN changes queued at the end of some basic block for still
8661 live registers, apply them.
8662 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
8664 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
8666 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
8669 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
8671 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
8672 targets. Set the default with_cpu/with_arch from arch/cpu.
8673 Allow x86-64 and native for with_cpu/with_arch.
8675 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
8677 * ebitmap.c: Change calls to verify_popcount with calls to
8678 sbitmap_verify_popcount.
8679 (ebitmap_clear_bit): Fixed map->cacheindex test and
8680 map>cache update when bit clearing results in an empty
8683 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8686 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
8687 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
8688 and support both V2DF and V2DI modes.
8689 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
8690 support both V2DF and V2DI modes.
8691 (general): Delete trailing whitespace from a few patterns.
8693 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8694 V2DF/V2DI interleave high/low builtins.
8696 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
8699 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
8700 interleave high/low functions.
8702 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
8704 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
8705 #pragma extern_prefix.
8707 2010-02-25 Jakub Jelinek <jakub@redhat.com>
8710 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
8711 BLKmode, assert op0 is a MEM and just adjust its mode.
8714 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
8715 if bitpos isn't multiple of mode's bitsize.
8717 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8719 * c.opt (-ftemplate-depth=): New.
8720 (-ftemplate-depth-): Deprecate.
8721 * optc-gen.awk: Handle -ftemplate-depth=.
8722 * opth-gen.awk: Likewise.
8723 * c-opts.c (c_common_handle_option): Likewise.
8724 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
8726 2010-02-24 Jason Merrill <jason@redhat.com>
8728 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
8730 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8732 * cfg.c (alloc_aux_for_block): Remove inline.
8733 (alloc_aux_for_edge): Likewise.
8735 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8737 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
8739 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8741 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
8742 * config/i386/sol2-gas.h: New file.
8743 * config.gcc (i[34567]86-*-solaris2*): Use it.
8745 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8748 * c-typeck.c (ep_convert_and_check): New.
8749 (build_conditional_expr): Use it.
8750 (build_binary_op): Likewise.
8752 2010-02-24 Jakub Jelinek <jakub@redhat.com>
8754 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
8757 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
8758 bounds even for -O+.
8759 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
8760 expr needs to have DECL_NAME set.
8762 2010-02-24 Nick Clifton <nickc@redhat.com>
8764 * config/mep/mep.c: Include gimple.h.
8765 (mep_function_uses_sp): Delete unused function.
8766 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
8767 parameters. Use unsigned integers to count args. Return a
8768 NULL_RTX instead of an error_mark_node. Toidy up formatting.
8770 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8773 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
8774 greater or equal to nelt instead of 2 * nelt.
8775 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
8778 2010-02-23 Jason Merrill <jason@redhat.com>
8781 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
8782 in cfun->local_decls even if they have register types.
8785 * stor-layout.c (place_field): Don't warn about unnecessary
8786 DECL_PACKED if the type is packed.
8788 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8791 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
8792 GOTOFF relocs, even when the base reg isn't pic pointer.
8794 2010-02-23 Michael Matz <matz@suse.de>
8797 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
8798 (expand_gimple_basic_block): Generate and use debug temps if there
8799 are debug uses left after the last real use of TERed ssa names.
8800 Unlink debug immediate uses when they are expanded.
8802 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
8805 * config/i386/i386.c (override_options): Reorganise to provide
8806 better error messages.
8808 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8811 * graphite-scop-detection.c (create_single_exit_edge): Move
8812 the call to find_single_exit_edge to....
8813 (create_sese_edges): ...here. Don't handle multiple edges
8814 exiting the function.
8815 (build_graphite_scops): Don't handle multiple edges
8816 exiting the function.
8818 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8821 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
8822 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
8824 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8827 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
8829 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
8832 * c-typeck.c (convert_arguments): Print declaration location.
8833 * c-common.c (validate_nargs): Rename as
8834 builtin_function_validate_nargs.
8835 (check_builtin_function_arguments): Update.
8837 2010-02-22 Richard Guenther <rguenther@suse.de>
8840 * tree-inline.c (declare_return_variable): Use the type of
8841 the call stmt lhs if available.
8843 2010-02-22 Duncan Sands <baldrick@free.fr>
8845 * passes.c (register_pass): Always consider all pass lists when
8846 ref_pass_instance_number is zero.
8848 2010-02-22 Richard Guenther <rguenther@suse.de>
8850 PR tree-optimization/42749
8851 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
8852 parameter. Do arithmetic in the original type.
8853 (update_accumulator_with_ops): Likewise.
8854 (adjust_accumulator_values): Adjust.
8856 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8858 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
8859 (QI to BLKmode splitter): New splitter.
8861 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
8863 * config/i386/i386.c (initial_ix86_tune_features): Turn on
8864 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
8866 2010-02-22 Richard Guenther <rguenther@suse.de>
8868 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
8870 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
8872 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
8873 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
8874 ($(T)crti.o, $(T)crtn.o): Remove rules.
8876 2010-02-21 Tobias Burnus <burnus@net-b.de>
8879 * doc/invoke.texi (-fassociative-math): Document that this
8880 option is automatically enabled for Fortran.
8882 2010-02-20 David S. Miller <davem@davemloft.net>
8884 * configure.ac: Test if linker and assembler properly support
8885 GOTDATA_OP relocations.
8886 * configure: Rebuild.
8887 * config.in: Likewise.
8888 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
8889 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
8890 (movsi_high_pic): Likewise.
8891 (movdi_lo_sum_pic): Likewise.
8892 (movdi_high_pic): Likewise.
8893 (movsi_pic_gotdata_op): New pattern.
8894 (movdi_pic_gotdata_op): Likewise.
8895 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
8896 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
8898 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
8901 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
8902 attribute to ssemul.
8903 (xop_mulv2div2di3_high): Ditto.
8905 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8908 * c.opt (Wconversion-null): New option.
8909 * doc/invoke.texi (Wconversion-null): Document.
8911 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8913 * common.opt (Wlarger-than-): Add Undocumented.
8915 2010-02-19 Mike Stump <mikestump@comcast.net>
8917 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
8919 2010-02-19 Jason Merrill <jason@redhat.com>
8922 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
8923 * configure: Likewise.
8925 2010-02-20 Alan Modra <amodra@gmail.com>
8928 * cgraph.h (cgraph_make_decl_local): Declare.
8929 * cgraph.c (cgraph_make_decl_local): New function.
8930 (cgraph_make_node_local): Use it.
8931 * cgraphunit.c (cgraph_function_versioning): Likewise.
8932 * ipa.c (function_and_variable_visibility): Likewise.
8934 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8937 * except.c (sjlj_emit_function_enter): Don't call
8938 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
8940 * rtl.h (add_reg_br_prob_note): Remove prototype.
8942 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8945 * c-common.c (conversion_warning): Remove widening conversions
8946 before checking the conversion of integers to reals.
8948 2010-02-19 Mike Stump <mikestump@comcast.net>
8951 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
8954 * cgraphunit.c (process_function_and_variable_attributes): Check
8955 DECL_PRESERVE_P instead of looking up attribute "used".
8956 * ipa-pure-const.c (check_decl): Likewise.
8957 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
8958 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
8959 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
8960 instead of attribute "used".
8961 * config/sol2-c.c (solaris_pragma_init): Likewise.
8962 (solaris_pragma_fini): Likewise.
8964 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8966 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
8967 Use XCNEW instead of xcalloc.
8968 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
8969 XNEW instead of xmalloc.
8970 (get_fields): Use XNEWVEC instead of xmalloc.
8973 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
8974 populate vars array.
8975 (create_new_general_access): For debug stmts just reset value.
8976 (get_stmt_accesses): For accesses within debug stmts just record them
8977 using add_access_to_acc_sites instead of preventing the peeling or
8978 counting them as accesses.
8981 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
8983 2010-02-19 Richard Guenther <rguenther@suse.de>
8985 PR tree-optimization/42916
8986 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
8989 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
8991 * configure.ac: Replace all uses of changequote in macro arguments
8992 with proper quoting.
8994 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8997 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
8999 2010-02-19 Richard Guenther <rguenther@suse.de>
9001 PR tree-optimization/42944
9002 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
9003 test for aliasing with errno.
9005 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9008 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
9009 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
9010 * dojump.c: Include output.h.
9011 (inv): New inline function.
9012 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
9013 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
9014 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
9015 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
9016 argument, pass it down to other calls.
9017 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
9018 add REG_BR_PROB note to the conditional jump.
9019 * cfgexpand.c (add_reg_br_prob_note): Removed.
9020 (expand_gimple_cond): Don't call it, add the probability
9021 as last argument to jumpif_1/jumpifnot_1.
9022 * Makefile.in (dojump.o): Depend on output.h.
9023 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
9025 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
9026 * stmt.c (do_jump_if_equal): Likewise.
9027 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
9028 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9029 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
9031 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
9032 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
9033 jumpifnot_1 callers.
9034 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
9036 (store_expr): Adjust jumpifnot caller.
9037 (store_constructor): Adjust jumpif caller.
9040 * gimplify.c (gimple_boolify): For __builtin_expect call
9041 gimple_boolify also on its first argument.
9043 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
9045 * configure.ac (gnu-unique-object): Wrap regexps using [] in
9047 (__stack_chk_fail): Ditto. Remove quadrigraphs.
9048 * configure: Regenerated.
9050 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9052 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
9053 lang_hooks.types_compatible_p instead of comptypes.
9055 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9057 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
9058 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
9059 if __prefer_thumb__ is defined.
9061 2010-02-18 Martin Jambor <mjambor@suse.cz>
9063 PR tree-optimization/43066
9064 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
9065 array with zero-sized element type.
9067 2010-02-18 Jakub Jelinek <jakub@redhat.com>
9069 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
9070 rtx, allocate struct var_loc_node here and return it to the
9071 caller, and only if it is actually needed.
9072 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
9073 move it earlier and return immediately if it returns NULL.
9075 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
9077 * config/sparc/gas.h: New file. Restore
9078 TARGET_ASM_NAMED_SECTION to its ELF default.
9079 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
9081 * config/sparc/sparc.c (sparc_elf_asm_named_section):
9082 Likewise. Add ATTRIBUTE_UNUSED to prototype.
9083 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
9084 after sparc/sysv4.h.
9086 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
9088 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
9090 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
9092 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
9093 patterns from predicated pattern.
9095 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
9098 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
9099 for insn mnemonic suffix.
9101 2010-02-17 Richard Guenther <rguenther@suse.de>
9103 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
9106 2010-02-17 Jakub Jelinek <jakub@redhat.com>
9109 * caller-save.c (save_call_clobbered_regs): If BB ends with
9110 a DEBUG_INSN, move any notes in between last real insn and the last
9111 DEBUG_INSN after the last DEBUG_INSN.
9113 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
9115 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
9116 Fix return type. Fix argument type. Explain meaning of return value.
9118 2010-02-16 Richard Guenther <rguenther@suse.de>
9120 PR tree-optimization/41043
9121 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
9122 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
9124 (vrp_visit_phi_node): ... but only for loop PHI nodes.
9126 2010-02-16 Ira Rosen <irar@il.ibm.com>
9128 PR tree-optimization/43074
9129 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
9130 * tree-vect-loop.c (vect_analyze_loop_operations): Add
9131 vectorizable cycles in hybrid SLP check.
9132 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
9134 2010-02-16 Richard Guenther <rguenther@suse.de>
9136 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
9137 (true_dependence): If memrefs_conflict_p computes must-alias
9138 trust it. Move TBAA check after offset-based disambiguation.
9139 (canon_true_dependence): Likewise.
9141 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
9143 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
9144 * doc/invoke.texi: Document it.
9145 * var-tracking.c: Include toplev.h and params.h.
9146 (vt_find_locations): Return bool indicating success. Compute
9147 hash sizes unconditionally. Check new parameter, report.
9148 (variable_tracking_main_1): Check vt_find_locations results and
9149 retry. Renamed from...
9150 (variable_tracking_main): ... this. New wrapper to preserve
9151 flag_var_tracking_assignments.
9152 * Makefile.in (var-tracking.o): Adjust dependencies.
9154 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
9155 Jakub Jelinek <jakub@redhat.com>
9158 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
9159 if weak_import attribute is present.
9160 * config/darwin.c (machopic_select_section): Likewise.
9162 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
9164 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
9165 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
9166 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
9167 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
9169 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
9172 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
9175 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
9176 Rewrite text to refer to the names.
9178 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
9180 * config/i386/i386-builtin-types.def
9181 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
9182 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
9183 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
9184 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
9185 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
9186 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
9187 IX86_BUILTIN_VPERMIL2PS256.
9188 (MULTI_ARG_4_DF2_DI_I): Defined.
9189 (MULTI_ARG_4_DF2_DI_I1): Defined.
9190 (MULTI_ARG_4_SF2_SI_I): Defined.
9191 (MULTI_ARG_4_SF2_SI_I1): Defined.
9192 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
9193 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
9194 __builtin_ia32_vpermil2ps256.
9195 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9196 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9197 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
9198 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9199 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9200 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
9201 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
9202 CODE_FOR_xop_vpermil2v8sf3.
9203 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
9204 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
9205 * config/i386/xopintrin.h (_mm_permute2_pd): New.
9206 (_mm256_permute2_pd): New.
9207 (_mm_permute2_ps): New.
9208 (_mm256_permute2_ps): New.
9210 2010-02-15 Nick Clifton <nickc@redhat.com>
9212 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
9213 boolean parameters. Use emit_jump_insn when emitting a pop
9214 instruction containing a return insn.
9215 (push): Use 'true' rather than '1' as second parameter to F.
9216 (h8300_expand_prologue): Likewise.
9217 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
9218 (h8300_expand_epilogue): Likewise.
9220 2010-02-15 Richard Guenther <rguenther@suse.de>
9223 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
9226 2010-02-15 Nick Clifton <nickc@redhat.com>
9228 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
9231 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
9233 * intl.c (fake_ngettext): New function.
9234 * intl.h (fake_ngettext): Declare.
9235 (ngettext): Define macro.
9236 * collect2.c (notice_translated): New function.
9237 (main): Use notice_translated and ngettext.
9238 * collect2.h (notice_translated): Declare.
9240 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
9242 * reorg.c (delete_computation): Comment fixes.
9243 * caller-save.c (setup_save_areas): Idem.
9244 * sel-sched-dump.c (dump_lv_set): Idem.
9247 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9249 * config/s390/s390.c (s390_sched_init): New function.
9250 (TARGET_SCHED_INIT): Target hook defined.
9252 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
9253 Jack Howarth <howarth@bromo.med.uc.edu>
9254 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9257 Partial revert of unintended change in fix for PR41605.
9258 * config/darwin.h: Fix typo.
9259 * config/darwin9.h: Same.
9261 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9263 * c-pch.c (pch_init): Clear v.
9265 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9268 * graphite-scop-detection.c (graphite_can_represent_scev): Call
9269 graphite_can_represent_init for MULT_EXPR.
9271 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9275 * graphite-sese-to-poly.c (remove_phi): New.
9276 (translate_scalar_reduction_to_array): Call remove_phi.
9278 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9281 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
9282 * graphite-clast-to-gimple.h (gloog): Update declaration.
9283 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
9284 * graphite-poly.h (struct poly_bb): Add missing comments.
9285 (struct scop): Add poly_scop_p field.
9287 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
9288 * graphite.c (graphite_transform_loops): Build the polyhedral
9289 representation for each scop before code generation.
9290 * sese.c (rename_variables_in_operand): Removed.
9291 (rename_variables_in_expr): Return the renamed expression.
9292 (rename_sese_parameters): New.
9293 * sese.h (rename_sese_parameters): Declared.
9295 2010-02-11 Richard Guenther <rguenther@suse.de>
9297 PR tree-optimization/42998
9298 * tree-ssa-pre.c (create_expression_by_pieces): Treat
9299 POINTER_PLUS_EXPR properly.
9301 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9302 Changpeng Fang <changpeng.fang@amd.com>
9305 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
9306 the cost of an IV candidate when the IV is used in a test against zero.
9308 * gcc.dg/tree-ssa/ivopts-3.c: New.
9310 2010-02-11 Richard Guenther <rguenther@suse.de>
9313 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
9314 pointer-vs-decl case by swapping refs. Handle some cases
9315 of pointer-vs-decl disambiguations more conservatively.
9316 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
9317 to false after expanding.
9319 2010-02-11 Richard Guenther <rguenther@suse.de>
9322 * gcc.c (process_command): Handle LTO file@offset case more
9325 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9327 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
9328 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
9330 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
9332 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
9333 if MEM's mode size isn't DWARF2_ADDR_SIZE.
9334 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
9335 Optimize eq/ne comparisons when both arguments are known to be
9337 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
9338 Don't mask operands unnecessarily if they are known to be already
9341 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
9343 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
9346 2010-02-10 Richard Guenther <rguenther@suse.de>
9348 PR tree-optimization/43017
9349 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
9350 for wrapping signed arithmetic.
9352 2010-02-10 Jakub Jelinek <jakub@redhat.com>
9355 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
9356 if no debug info should be emitted for it.
9358 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
9360 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
9361 note when flag_exceptions is set.
9363 2010-02-10 Duncan Sands <baldrick@free.fr>
9365 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
9367 2010-02-10 Richard Guenther <rguenther@suse.de>
9370 * tree.c (get_unwidened): Handle constants.
9371 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
9373 2010-02-10 Martin Jambor <mjambor@suse.cz>
9376 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
9377 check for variable argument counts independently.
9379 2010-02-10 Christian Bruel <christian.bruel@st.com>
9382 * config/sh/sh.c (find_barrier): Increase length for non delayed
9383 conditional branches.
9385 2010-02-10 Christian Bruel <christian.bruel@st.com>
9387 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
9389 2010-02-10 Jakub Jelinek <jakub@redhat.com>
9391 * builtins.c (set_builtin_user_assembler_name): Also handle
9392 ffs if int is smaller than word.
9394 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
9397 * ira-conflicts.c (get_dup): Remove.
9398 (process_reg_shuffles): Add new parameter. Use it as an
9399 additional guard for copy generation.
9400 (add_insn_allocno_copies): Rewrite.
9402 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
9404 * common.opt (fsched2-use-traces): Preserved for backward
9406 * doc/invoke.texi: Remove the documentation about option
9407 -fsched2-use-traces.
9408 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
9409 flag_sched2_use_traces.
9410 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
9411 the backward compatibility flag section.
9413 2010-02-09 Richard Guenther <rguenther@suse.de>
9415 PR tree-optimization/43008
9416 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
9417 make HEAP variables initialized from global memory if they
9418 are not known builtin functions.
9419 (find_func_aliases): Adjust.
9421 2010-02-09 Richard Guenther <rguenther@suse.de>
9423 PR tree-optimization/43000
9424 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
9425 arithmetic manually.
9427 2010-02-08 Jakub Jelinek <jakub@redhat.com>
9429 PR tree-optimization/42931
9430 * tree-loop-linear.c (try_interchange_loops): Don't call
9431 double_int_mul if estimated_loop_iterations failed.
9433 2010-02-08 Martin Jambor <mjambor@suse.cz>
9436 * tree-sra.c (build_accesses_from_assign): Do not mark in
9437 should_scalarize_away_bitmap if stmt has volatile ops.
9438 (sra_modify_assign): Do not process assigns piecemeal if if stmt
9441 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
9443 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
9445 2010-02-07 Adam Nemet <adambnmet@gmail.com>
9447 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
9450 2010-02-07 Andrew Pinski <pinskia@gmail.com>
9453 * df-core.c (df_finish_pass): Change type of saved_flags to int.
9455 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
9458 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
9459 to unknown_dependence.
9460 (graphite_legal_transform_dr): Handle the unknown_dependence.
9461 (graphite_carried_dependence_level_k): Same.
9463 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
9465 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
9467 2010-02-07 Richard Guenther <rguenther@suse.de>
9470 * expr.c (get_inner_reference): Always initialize *pbitsize.
9472 2010-02-07 Richard Guenther <rguenther@suse.de>
9475 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
9476 new ARRAY_REFs on variable size element or minimal index arrays.
9478 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
9479 gimple_fold_indirect_ref.
9481 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
9484 * arm.c (arm_override_options): Just return if the user has specified
9485 an invalid fpu name.
9487 2010-02-03 Jason Merrill <jason@redhat.com>
9490 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
9491 i386_pe_maybe_record_exported_symbol.
9493 2010-02-05 Steve Ellcey <sje@cup.hp.com>
9496 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
9497 (pa_delegitimize_address): New function.
9499 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
9501 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
9502 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
9504 2010-02-05 Richard Guenther <rguenther@suse.de>
9507 * lto-streamer-in.c (get_resolution): Deal with references
9508 to undefined functions.
9510 2010-02-05 Richard Guenther <rguenther@suse.de>
9512 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
9513 (fold_const_aggregate_ref): Likewise.
9514 (ccp_fold_stmt): Substitute loads.
9515 (maybe_fold_reference): Verify types before substituting.
9517 (fold_gimple_assign): Unshare properly.
9518 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
9520 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
9522 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
9523 for rs6000_gen_cell_microcode.
9525 2010-02-04 Richard Guenther <rguenther@suse.de>
9527 PR rtl-optimization/42952
9528 * dse.c (const_or_frame_p): Remove MEM handling.
9530 2010-02-04 Nick Clifton <nickc@redhat.com>
9532 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
9533 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
9534 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
9535 (mn10300_asm_output_mi_thunk): New function.
9536 (mn10300_can_output_mu_thunk): New function.
9537 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
9538 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
9539 (FUNCTION_ARG): Delete incorrect comment.
9541 2010-02-03 Jason Merrill <jason@redhat.com>
9544 * fold-const.c (operand_equal_p): Handle erroneous types.
9546 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
9548 * config/h8300/h8300.md (can_delay): Fix attibute condition.
9550 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
9552 PR rtl-optimization/42941
9553 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
9556 2010-02-03 Jason Merrill <jason@redhat.com>
9559 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
9561 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
9564 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
9565 (cselib_reset_table): Renamed from...
9566 (cselib_reset_table_with_next_value): ... this.
9567 (cselib_get_next_uid): Renamed from...
9568 (cselib_get_next_unknown_value): ... this.
9569 * cselib.c (next_uid): Renamed from...
9570 (next_unknown_value): ... this.
9571 (cselib_clear_table): Adjust.
9572 (cselib_reset_table): Adjust. Renamed from...
9573 (cselib_reset_table_with_next_value): ... this.
9574 (cselib_get_next_uid): Adjust. Renamed from...
9575 (cselib_get_next_unknown_value): ... this.
9576 (get_value_hash): Use hash.
9577 (cselib_hash_rtx): Likewise.
9578 (new_cselib_val): Adjust. Set and dump uid.
9579 (cselib_lookup_mem): Pass next_uid as hash.
9580 (cselib_subst_to_values): Likewise.
9581 (cselib_log_lookup): Dump uid.
9582 (cselib_lookup): Pass next_uid as hash. Adjust.
9583 (cselib_process_insn): Adjust.
9584 (cselib_init): Initialize next_uid.
9585 (cselib_finish): Adjust.
9586 (dump_cselib_table): Likewise.
9587 * dse.c (canon_address): Dump value uid.
9588 * print-rtl.c (print_rtx): Print value uid.
9589 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
9591 (dv_uid): New function, sort of renamed from...
9592 (dv_htab_hash): ... this, reimplemented in terms of it and...
9593 (dv_uid2hash): ... this. New.
9594 (variable_htab_eq): Drop excess assertions.
9595 (tie_break_pointers): Removed.
9596 (canon_value_cmp): Compare uids.
9597 (variable_post_merge_New_vals): Print uids.
9598 (vt_add_function_parameters): Adjust.
9599 (vt_initialize): Reset table. Adjust.
9601 2010-02-03 Richard Guenther <rguenther@suse.de>
9603 PR tree-optimization/42944
9604 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
9605 (call_may_clobber_ref_p_1): Likewise. Properly handle
9606 malloc and calloc clobbering errno.
9608 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
9610 * doc/invoke.texi: Fix name of sched1 dump.
9612 * opts.c (decode_options): Set flag_tree_switch_conversion
9613 only conditionally on optimize >= 2.
9615 * gcse.c: Assorted comment fixes in pass description.
9617 2010-02-03 Anthony Green <green@moxielogic.com>
9619 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
9620 nop padding in order to maintain alignment of storage location of
9621 target function address.
9622 (moxie_trampoline_init): Store target function address at newly
9624 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
9626 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
9628 2010-02-03 Richard Guenther <rguenther@suse.de>
9631 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
9633 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9635 * config.gcc: Reenable check for obsolete targets.
9636 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
9637 mips-sgi-irix6.[0-4]*.
9639 2010-02-02 Nick Clifton <nickc@redhat.com>
9641 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
9642 constant size of 4 as being the same as 0.
9643 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
9644 can take values in the range 0..4.
9646 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
9649 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
9650 as _darwin10_Unwind_FindEnclosingFunction().
9651 * libgcc-libsystem.ver: New.
9653 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
9656 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
9657 implicitly set registers.
9659 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
9661 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
9662 (arm_override_options): Allow automatic selection of the thread
9663 pointer register if thumb2.
9664 (legitimize_pic_address): Improve code sequences for Thumb2.
9665 (arm_call_tls_get_addr): Likewise.
9666 (legitimize_tls_address): Likewise.
9667 * arm.md (pic_load_addr_arm): Delete. Replace with ...
9668 (pic_load_addr_32bit): ... this. New named pattern.
9669 * thumb2.md (pic_load_addr_thumb2): Delete.
9670 (pic_load_dot_plus_four): Delete.
9671 (tls_load_dot_plus_four): New named pattern.
9673 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9676 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
9677 Document fix for TLS bug.
9679 2010-01-31 Richard Guenther <rguenther@suse.de>
9681 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
9682 conservatively correct.
9684 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9688 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9690 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9692 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9694 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
9696 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
9698 * config.gcc: Adjust order of makefile fragments for mingw targets.
9700 2010-01-31 Richard Guenther <rguenther@suse.de>
9703 * gimplify.c (gimplify_init_constructor): For volatile LHS
9704 initialize a temporary.
9706 2010-01-31 Matthias Klose <doko@ubuntu.com>
9708 * configure.ac: Fix __stack_chk_fail check for cross builds configured
9710 * configure: Regenerate.
9712 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
9714 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
9715 the same alias set and their sizes different constantness.
9716 (aliasing_component_refs_p): Revert 2009-10-24 change.
9718 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9720 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
9723 2010-01-29 Richard Guenther <rguenther@suse.de>
9725 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
9726 Assert we successfully updated the call.
9728 2010-01-29 Jakub Jelinek <jakub@redhat.com>
9730 PR rtl-optimization/42889
9731 * df.h (df_set_bb_dirty_nonlr): New prototype.
9732 * df-core.c (df_set_bb_dirty_nonlr): New function.
9733 * df-scan.c (df_insn_rescan): Call it instead of
9734 df_set_bb_dirty for DEBUG_INSNs.
9736 2010-01-29 Richard Guenther <rguenther@suse.de>
9739 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
9740 quadratic behavior in most cases.
9742 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
9745 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
9746 in the call to gen_x86_movsicc_0_m1.
9748 2010-01-28 Richard Guenther <rguenther@suse.de>
9750 PR tree-optimization/42871
9751 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
9753 2010-01-28 Richard Guenther <rguenther@suse.de>
9755 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
9756 into call arguments.
9758 2010-01-28 Richard Guenther <rguenther@suse.de>
9761 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
9762 the forwarder if the destination is an EH landing pad.
9764 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
9766 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
9767 block list passed to gimple_duplicate_sese_tail.
9768 (parallelize_loops): Avoid parallelization when the function
9770 Avoid parallelization when the preheader is IRREDUCIBLE.
9771 Try to optimize when estimated_loop_iterations_int is unresolved.
9772 Add the loop's location to the dump file.
9773 * tree-cfg.c (add_phi_args_after_redirect): Remove.
9774 (gimple_duplicate_sese_tail): Remove the check for the latch.
9775 Redirect nexits to the exit block.
9776 Remove handling of the incoming edges to the latch.
9777 Redirect the backedge from the copied latch to the exit bb.
9779 2010-01-28 Michael Matz <matz@suse.de>
9782 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
9783 Wrap force_reg into a sequence, emit it before user.
9785 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
9787 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
9789 (arm_legacy_rev): Likewise.
9790 (thumb_legacy_rev): Likewise.
9792 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9794 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
9795 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
9796 on MEM's address failed, try avoid_constant_pool_reference and
9797 recurse if it returned something different.
9798 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
9799 address, try avoid_constant_pool_reference and recurse if it
9800 returned something different.
9801 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
9802 address and avoid_constant_pool_reference returned something
9803 different, don't set have_address.
9805 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
9808 * var-tracking.c (val_store): Add modified argument, obey it.
9810 (count_uses): Move down logging of main.
9811 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
9812 don't need resolution.
9813 (emit_notes_in_bb): Likewise.
9815 2010-01-27 Richard Guenther <rguenther@suse.de>
9818 * tree-inline.c (remap_decl): Delay remapping of SSA name
9819 default definitions until we need them.
9821 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9823 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
9824 (rs6000_delegitimize_address): New function.
9826 * config/s390/s390.c (s390_delegitimize_address): Call
9827 delegitimize_mem_from_attrs.
9830 * tree-inline.c (cannot_copy_type_1): Removed.
9831 (copy_forbidden): Don't forbid copying of functions containing
9832 records/unions with variable length fields.
9834 2010-01-27 Christian Bruel <christian.bruel@st.com>
9838 * config/sh/sh.c (find_barrier): Increase length for non delayed
9839 conditional branches.
9841 2010-01-27 Matthias Klose <doko@ubuntu.com>
9843 * configure.ac (gnu-unique-object): Fix ldd version check.
9844 * configure: Regenerate.
9846 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9848 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
9850 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
9851 Test for HAVE_GNU_AS value.
9853 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9855 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
9856 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
9857 INT64_TYPE): Define.
9858 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
9859 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9860 INT_LEAST64_TYPE): Define.
9861 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
9862 UINT_LEAST64_TYPE): Define.
9863 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
9864 INT_FAST64_TYPE): Define.
9865 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9866 UINT_FAST64_TYPE): Define.
9867 (INTMAX_TYPE, UINTMAX_TYPE): Define.
9868 (INTPTR_TYPE, UINTPTR_TYPE): Define.
9869 (SIG_ATOMIC_TYPE): Define.
9871 2010-01-26 Richard Guenther <rguenther@suse.de>
9873 * df-scan.c (df_scan_set_bb_info): Remove assert.
9874 (df_insn_rescan_debug_internal): Merge asserts.
9875 (df_install_ref): Likewise.
9876 (df_mark_reg): Use bitmap_set_range.
9877 (df_hard_reg_used_p): Remove assert.
9878 (df_hard_reg_used_count): Likewise.
9880 2010-01-26 Richard Guenther <rguenther@suse.de>
9882 PR rtl-optimization/42685
9883 * web.c (web_main): Ignore DEBUG_INSNs.
9885 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
9887 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
9889 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
9890 Fix types of fndecl and arglist parameters.
9892 2010-01-26 Richard Guenther <rguenther@suse.de>
9895 * tree-eh.c (unsplit_eh): Skip debug insns.
9897 2010-01-26 Richard Guenther <rguenther@suse.de>
9899 PR tree-optimization/42250
9900 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
9902 2010-01-26 Jakub Jelinek <jakub@redhat.com>
9905 * omp-low.c (expand_omp_sections): Only use single_pred if
9906 l2_bb is single_pred_p.
9908 2010-01-25 Christian Bruel <christian.bruel@st.com>
9911 * config/sh/sh.c (find_barrier): Increase length for non delayed
9912 conditional branches.
9913 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
9915 2010-01-24 David S. Miller <davem@davemloft.net>
9917 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
9918 define if not using GAS.
9919 * config/sparc/sparc.c (sparc_elf_asm_named_section):
9920 Likewise. Delete SECTION_MERGE code, which is only applicable
9923 2010-01-24 Mark Mitchell <mark@codesourcery.com>
9926 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
9927 mangling of va_list in system headers.
9929 2010-01-23 Toon Moene <toon@moene.org>
9931 * tree-predcom.c (combine_chains): Return NULL, not false.
9933 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
9935 * tree-loop-distribution.c (distribute_loop): Fix declaration and
9936 initialization of variable res to agree with return type.
9938 2010-01-22 Steve Ellcey <sje@cup.hp.com>
9940 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
9941 * tree-sra.c: Add include of expr.h.
9943 2010-01-22 Jakub Jelinek <jakub@redhat.com>
9945 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
9946 insert the debug stmt on the single non-EH edge from the stmt.
9948 2010-01-22 Richard Henderson <rth@redhat.com>
9951 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
9952 the RHS until after generate_subtree_copies has insertted its
9953 code before the current statement.
9955 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
9957 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
9959 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
9961 2010-01-21 Martin Jambor <mjambor@suse.cz>
9963 PR tree-optimization/42585
9964 * tree-sra.c (struct access): New field grp_total_scalarization.
9965 (dump_access): Dump the new field.
9966 (should_scalarize_away_bitmap): New variable.
9967 (cannot_scalarize_away_bitmap): Likewise.
9968 (sra_initialize): Allocate new bitmaps.
9969 (sra_deinitialize): Free new bitmaps.
9970 (create_access_1): New function.
9971 (create_access): Parts moved to create_access_1.
9972 (type_consists_of_records_p): New function.
9973 (completely_scalarize_record): Likewise.
9974 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
9975 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
9976 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
9978 (analyze_all_variable_accesses): Completely scalarize small eligible
9981 2010-01-21 Martin Jambor <mjambor@suse.cz>
9983 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
9985 2010-01-21 Andrew Haley <aph@redhat.com>
9987 * gcc.c (process_command): Move lang_specific_driver before
9988 setting cc_libexec_prefix.
9990 2010-01-21 Richard Guenther <rguenther@suse.de>
9993 * fold-const.c (negate_expr_p): Pretend only negative
9994 real constants are easily negatable.
9996 2010-01-20 Janis Johnson <janis187@us.ibm.com>
9997 Jason Merrill <jason@redhat.com>
9999 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
10000 (TYPE_TRANSPARENT_AGGR): this, for union and record.
10001 * calls.c (initialize argument_information): Handle it.
10002 * c-common.c (handle_transparent_union_attribute): Use new name.
10003 * c-decl.c (finish_struct): Ditto.
10004 * c-typeck.c (type_lists_compatible_p): Ditto.
10005 (convert_for_assignment): Use new name and also handle record.
10006 * function.c (aggregate_value_p): Handle it.
10007 (pass_by_reference): Ditto.
10008 (assign_parm_data_types): Ditto.
10009 * print-tree.c (print_node): Ditto.
10010 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
10011 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
10012 * tree.c (first_field): New fn.
10014 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10017 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
10018 even when linking statically, for now.
10020 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
10023 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
10024 without a cselib val.
10025 (count_uses): Accept MO_VAL_SET with no val on stores.
10026 (add_stores): Likewise.
10028 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10030 * var-tracking.c (check_value_val): Add a compile time assertion.
10031 (dv_is_decl_p): Simplify.
10032 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
10033 gcc_assert if ENABLE_CHECKING.
10035 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
10038 * var-tracking.c: Include tree-flow.h.
10039 (mem_dies_at_call): New.
10040 (dataflow_set_preserve_mem_locs): Use it.
10041 (dataflow_set_remove_mem_locs): Likewise.
10042 (dump_var): Renamed from dump_variable. Adjust all callers.
10043 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
10044 * Makefile.in (var-tracking.o): Adjust deps.
10046 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
10048 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
10050 2010-01-20 Richard Guenther <rguenther@suse.de>
10052 PR tree-optimization/42717
10053 * tree-ssa-dce.c (get_live_post_dom): Remove.
10054 (forward_edge_to_pdom): Take an arbitrary edge to copy
10055 degenerate PHI args from.
10056 (remove_dead_stmt): Use the first post-dominator even if it
10057 does not contain live statements as redirection destination.
10059 2010-01-20 Richard Guenther <rguenther@suse.de>
10061 * tree-inline.c (estimate_num_insns): Handle EH builtins.
10063 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10065 * sel-sched.c (create_speculation_check): Remove set but not used
10067 (try_transformation_cache): Remove set but not used variable ds.
10068 (calculate_privileged_insns): Remove set but not used variables
10069 cur_insn and min_spec_insn.
10070 (find_best_expr): Remove set but not used variable avail_n.
10071 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
10073 * cgraphunit.c (assemble_thunk): Remove set but not used variable
10075 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
10076 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
10077 new_scop_exit_edge.
10079 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
10082 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
10083 cpu types. Add support for *-sse3 cpu types.
10084 (x86_64-*-*): Ditto.
10086 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10088 PR middle-end/42803
10089 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
10090 argument, call initializer_constant_valid_p_1 instead of
10091 initializer_constant_valid_p, pass CACHE to it, return NULL
10092 immediately if first call returns NULL.
10093 (initializer_constant_valid_p_1): New function.
10094 (initializer_constant_valid_p): Use it.
10096 2010-01-20 Thomas Quinot <quinot@adacore.com>
10098 * tree.def (PLACEHOLDER_EXPR): Fix comment.
10100 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10102 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
10103 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
10104 (loc_list_from_tree): Don't handle unsigned division. Handle
10105 signed modulo using DW_OP_{over,over,div,mul,minus}.
10106 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
10107 modulo instead of signed.
10109 2010-01-20 DJ Delorie <dj@redhat.com>
10111 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
10113 (h8300_emit_stack_adjustment): Propogate it.
10115 (h8300_expand_prologue): Likewise.
10116 (h8300_expand_epilogue): Likewise.
10118 2010-01-19 Michael Matz <matz@suse.de>
10120 PR tree-optimization/41783
10121 * tree-data-ref.c (toplevel): Include flags.h.
10122 (dump_data_dependence_relation): Also dump the inputs if the
10123 result will be unknown.
10124 (split_constant_offset_1): Look through some conversions.
10125 * tree-predcom.c (determine_roots_comp): Restart a new chain if
10126 the offset from last element is too large.
10127 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
10128 (reassociate_to_the_same_stmt): Handle vector registers.
10129 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
10130 (e.g. conversions).
10131 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
10132 wide_prolog_niters argument, emit widening instructions.
10133 (vect_do_peeling_for_alignment): Adjust caller, use widened
10134 variant of the iteration cound.
10135 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
10137 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10140 * config/arm/neon-testgen.m (emit_automatics): New parameter
10141 features. Adjust for Fixed_return_reg feature.
10142 (test_intrinsic): Call emit_automatics with new feature.
10143 * config/arm/neon.ml: Update copyright years.
10144 (features): New Fixed_return_reg feature.
10145 (ops): Update feature for Vget_low.
10147 2010-01-19 Jakub Jelinek <jakub@redhat.com>
10149 PR tree-optimization/42719
10150 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
10154 * fwprop.c (all_uses_available_at): Return false if def_set dest
10155 is a REG that is used in def_insn.
10157 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
10159 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
10161 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
10162 Add argument names.
10164 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
10166 * target.h (struct gcc_target) <secondary_reload>: Change type
10167 of last argument to secondary_reload_info *.
10169 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
10172 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
10173 memory references with unaligned offsets. Remove CQImode handling.
10174 (unaligned_memory_operand): Return 1 for memory references with
10175 unaligned offsets. Remove CQImode handling.
10177 2010-01-18 Richard Guenther <rguenther@suse.de>
10179 PR middle-end/39954
10180 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
10183 2010-01-18 Richard Guenther <rguenther@suse.de>
10185 PR tree-optimization/42781
10186 * tree-ssa-structalias.c (find_what_var_points_to): Skip
10187 restrict processing only if the original variable was artificial.
10189 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
10191 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
10192 find number of popped argument bytes.
10194 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
10195 Fix the text that describes the return value for invalid insns.
10197 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
10199 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
10200 Clarify what 'cost of the -dependence' is. Fix quoting.
10202 * toplev.c (default_get_pch_validity): Rename argument to "sz".
10203 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
10205 2010-01-17 Jakub Jelinek <jakub@redhat.com>
10207 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
10208 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
10210 2010-01-17 Richard Guenther <rguenther@suse.de>
10212 PR middle-end/42248
10213 * function.c (split_complex_args): Take a VEC to modify.
10214 (assign_parms_augmented_arg_list): Build a VEC instead of
10215 a chain of PARM_DECLs.
10216 (assign_parms_unsplit_complex): Take a VEC of arguments.
10217 Do not fixup unmodified parms.
10218 (assign_parms): Deal with the VEC.
10219 (gimplify_parameters): Likewise.
10221 2010-01-17 Richard Guenther <rguenther@suse.de>
10223 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
10224 node existence check.
10225 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
10226 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
10227 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
10228 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
10229 (gimple_execute_on_growing_pred): Likewise.
10231 2010-01-17 Richard Guenther <rguenther@suse.de>
10233 PR tree-optimization/42773
10234 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
10235 (compute_antic_aux): Likewise.
10236 (compute_partial_antic_aux): Likewise.
10238 2010-01-17 Jie Zhang <jie.zhang@analog.com>
10241 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
10244 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
10246 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
10249 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
10250 Fix markup for strict argument.
10252 (TARGET_SCHED_REORDER2): Fix argument types.
10254 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
10255 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
10257 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
10258 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
10260 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
10263 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
10264 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
10265 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
10266 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
10267 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
10269 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
10271 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
10273 (TARGET_ASM_RELOC_RW_MASK): Add return type.
10274 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
10276 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
10278 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
10281 (TARGET_ASM_NAMED_SECTION): Fix argument list.
10283 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
10284 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
10286 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
10288 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
10290 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
10291 referring to it. Fix language.
10293 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
10295 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
10297 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
10299 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
10301 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
10302 '@var{stream}. Remove stray 'and'.
10304 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
10306 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
10308 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
10310 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
10311 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
10313 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
10314 Fix description of return value.
10315 Rename argument "sz" to "len."
10317 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
10318 Clarify meaning of 'true' return value.
10320 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
10322 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
10323 rep_mode versus mode_rep.
10325 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
10327 (TARGET_BUILTIN_DECL): Fix name.
10329 (TARGET_COMMUTATIVE_P): Fix type of first argument.
10331 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
10333 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
10335 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
10337 (TARGET_RELAXED_ORDERING): Use @deftypevr.
10339 (TARGET_GET_DRAP_RTX): Note that this is a hook.
10342 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
10343 Rename argument tm_fn to md_fn.
10345 (TARGET_OPTION_PRINT): Fix argument list.
10347 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
10350 * config/i386/i386.c (ix86_fixup_binary_operands):
10351 Revert FMA4 fixup of operands.
10353 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10356 * Makefile.in (write_entries_to_file, install-plugin):
10357 Use \012 instead of \n with tr.
10359 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
10361 * configure.ac (HAVE_AS_REF): New C macro.
10362 * configure: Regenerate.
10363 * config.in: Likewise.
10364 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
10366 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
10369 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
10371 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
10373 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
10375 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
10377 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
10379 (TARGET_IN_SMALL_DATA_P): Fix argument type.
10381 (TARGET_BINDS_LOCAL_P): Fix argument type.
10383 (TARGET_ASM_FILE_END): Use prototype.
10385 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
10387 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
10389 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
10391 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
10393 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
10394 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
10396 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
10397 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
10399 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
10400 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
10401 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
10402 (TARGET_ADDR_SPACE_CONVERT): Likewise.
10404 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
10406 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
10408 (TARGET_INIT_BUILTINS): Use prototype.
10410 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10411 Put 'const char *' in braces. Fix parameter types.
10412 (TARGET_INVALID_CONVERSION): Fix parameter types.
10413 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
10414 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
10416 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
10419 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
10421 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
10423 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
10425 * doc/tm.texi (TARGET_HELP): Fix return type.
10427 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
10428 in braces. Fix argument types.
10430 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
10432 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
10434 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
10436 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
10437 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
10439 (TARGET_MANGLE_TYPE): Fix argument types.
10441 (TARGET_IRA_COVER_CLASSES): Use prototype.
10443 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
10445 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
10447 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
10449 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
10451 (TARGET_CALLEE_COPIES): Fix argument types.
10453 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
10455 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
10457 (TARGET_FUNCTION_VALUE): Fix argument types.
10459 (TARGET_RETURN_IN_MSB): Fix argument type.
10461 (TARGET_RETURN_IN_MEMORY): Fix argument types.
10463 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
10465 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
10467 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
10468 agree with return type.
10470 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
10472 2010-01-15 Jing Yu <jingyu@google.com>
10474 PR rtl-optimization/42691
10475 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
10476 a pseudo to a constant and are merged, and adjust comments.
10478 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
10480 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
10482 2010-01-15 Richard Guenther <rguenther@suse.de>
10484 PR middle-end/42739
10485 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
10486 labels of computed or non-local gotos to the destination.
10487 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
10488 landing pad label is the first label.
10490 2010-01-15 Richard Guenther <rguenther@suse.de>
10492 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
10494 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10497 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
10498 to allow generation of the xssqrtdp instruction on power7.
10499 (sqrtdf2_fpr): Ditto.
10501 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10503 PR middle-end/42674
10504 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
10505 functions with noreturn attribute.
10508 * varasm.c (declare_weak): Add weak attribute to decl if it
10509 doesn't have one already.
10510 (assemble_external): Only add decls to weak_decls if they also
10511 have weak attribute.
10513 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
10515 * var-tracking.c (var_reg_delete): Don't delete the association
10516 between REGs and values or one-part variables if the register
10519 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10522 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
10523 because its first operand is a non-localized variable.
10525 2010-01-14 Martin Jambor <mjambor@suse.cz>
10527 PR tree-optimization/42706
10528 * tree-sra.c (encountered_recursive_call): New variable.
10529 (encountered_unchangable_recursive_call): Likewise.
10530 (sra_initialize): Initialize both new variables.
10531 (callsite_has_enough_arguments_p): New function.
10532 (scan_function): Call decl and flags check only for IPA-SRA, check
10533 whether there is a recursive call and whether it has enough arguments.
10534 (all_callers_have_enough_arguments_p): New function.
10535 (convert_callers): Look for recursive calls only when
10536 encountered_recursive_call is set.
10537 (ipa_early_sra): Bail out either if
10538 !all_callers_have_enough_arguments_p or
10539 encountered_unchangable_recursive_call.
10541 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10543 * sel-sched.c: Add 2010 to copyright years.
10544 * sel-sched-ir.c: Likewise.
10545 * sel-sched-ir.h: Likewise.
10547 2010-01-14 Martin Jambor <mjambor@suse.cz>
10549 PR tree-optimization/42714
10550 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
10551 constructors specially.
10553 2010-01-14 Andi Kleen <ak@linux.intel.com>
10555 * config/i386/drivers-i386.c (detect_caches_intel):
10556 Add l2sizekb parameter and fill in.
10557 (host_detect_local_cpu): Add l2sizekb, fill in.
10558 Add Atom small cache heuristic.
10560 2010-01-14 Andi Kleen <ak@linux.intel.com>
10562 * config/i386/drivers-i386.c (detect_caches_cpuid4):
10563 Add level3 parameter and fill in.
10564 (detect_caches_intel): Handle level3 cache.
10566 2010-01-14 Andi Kleen <ak@linux.intel.com>
10568 * config/i386/drivers-i386.c (host_detect_local_cpu):
10569 Fix core duo detection.
10571 2010-01-14 Andi Kleen <ak@linux.intel.com>
10573 * config/i386/drivers-i386.c (host_detect_local_cpu):
10574 Fix Atom detection.
10576 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10578 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
10579 (rs6000_variable_issue_1): this. Use...
10580 (rs6000_variable_issue): here. Reimplement. Print debug info.
10582 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10584 * sel-sched-ir.c (sel_restore_other_notes): Rename to
10585 sel_restore_notes. Update all callers. Call reemit_notes
10588 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10590 PR rtl-optimization/42246
10591 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
10594 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10596 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
10597 all successors is the same as number of successors in current region.
10599 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10601 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
10602 to rename is not separable. Otherwise check that its LHS is not NULL.
10604 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10606 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
10608 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10610 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
10611 available registers when failed to discover LHS register class.
10612 Fix indentation. Update comment.
10614 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10615 Alexander Monakov <amonakov@ispras.ru>
10617 PR rtl-optimization/42389
10618 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
10620 (advance_state_on_fence): Likewise.
10621 (sel_target_adjust_priority): Print debug output only when
10622 sched_verbose >= 4, not 2.
10623 (get_expr_cost): Do not issue all unique insns on the next cycle.
10624 (fill_insns): Initialize can_issue_more from the value saved
10626 * sel-sched-ir.c (flist_add): New parameter issue_more.
10627 Init FENCE_ISSUE_MORE with it.
10628 (merge_fences): Likewise.
10629 (init_fences): Update call to flist_add.
10630 (add_to_fences, add_clean_fence_to_fences)
10631 (add_dirty_fence_to_fences): Likewise.
10632 (move_fence_to_fences): Update call to merge_fences.
10633 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
10635 * sel-sched-ir.h (struct _fence): New field issue_more.
10636 (FENCE_ISSUE_MORE): New accessor macro.
10638 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10640 PR rtl-optimization/42388
10641 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
10642 that have no predecessors nor successors. Do not call move_bb_info
10643 for empty blocks outside of current region.
10645 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10647 PR rtl-optimization/42294
10648 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
10649 * sel-sched.c (move_exprs_to_boundary): Transitively add all
10650 originators' originators.
10652 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10654 PR rtl-optimization/39453
10655 PR rtl-optimization/42246
10656 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
10658 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
10660 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10661 Alexander Monakov <amonakov@ispras.ru>
10663 PR middle-end/42245
10664 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
10665 (maybe_tidy_empty_bb): ... here. Make static. Add new
10666 argument. Update all callers.
10667 (tidy_control_flow): ... and here. Recompute topological order
10668 of basic blocks in region if necessary.
10669 (sel_redirect_edge_and_branch): Change return type. Return true
10670 if topological order might have been invalidated.
10671 (purge_empty_blocks): Export and move from...
10672 * sel-sched.c (purge_empty_blocks): ... here.
10673 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
10674 (maybe_tidy_empty_bb): Delete prototype.
10675 (purge_empty_blocks): Declare.
10677 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10679 PR rtl-optimization/42249
10680 * sel-sched.c (try_replace_dest_reg): When chosen register
10681 and original register is the same, do not bail out early, but
10682 still check all original insns for validity of replacing destination
10683 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
10686 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10689 Port from no-undefined-overflow branch:
10690 2009-03-09 Richard Guenther <rguenther@suse.de>
10692 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
10694 2010-01-14 Richard Guenther <rguenther@suse.de>
10697 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
10699 2010-01-14 Ira Rosen <irar@il.ibm.com>
10701 PR tree-optimization/42709
10702 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
10703 as scalar type in creation of constant vector operand.
10705 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10708 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
10709 (check-parallel-%): Match `testsuite' directory component only
10712 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
10714 PR translation/39521
10715 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
10718 2010-01-13 Richard Guenther <rguenther@suse.de>
10720 PR tree-optimization/42730
10721 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
10724 2010-01-13 Steve Ellcey <sje@cup.hp.com>
10727 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
10728 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
10731 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
10733 * config/bfin/libgcc-bfin.ver: Regenerate based on current
10734 libgcc-std.ver. Add entries for ___smulsi3_highpart and
10735 ___umulsi3_highpart.
10737 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
10738 rather than schedule_insns if the pass is enabled.
10740 2010-01-13 Martin Jambor <mjambor@suse.cz>
10742 PR tree-optimization/42704
10743 * tree-sra.c (sra_modify_assign): Do not delete assignments to
10746 2010-01-13 Martin Jambor <mjambor@suse.cz>
10748 PR tree-optimization/42703
10749 * tree-sra.c (analyze_access_subtree): Check that we can build a
10750 reference to the original data within the aggregate.
10752 2010-01-13 Richard Guenther <rguenther@suse.de>
10754 PR tree-optimization/42705
10755 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
10757 2010-01-13 Richard Guenther <rguenther@suse.de>
10759 PR middle-end/42716
10760 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
10762 2010-01-13 Jakub Jelinek <jakub@redhat.com>
10765 * var-tracking.c (values_to_unmark): New variable.
10766 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
10767 values_to_unmark vector. Moved body to...
10768 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
10769 instead queue it into values_to_unmark vector.
10770 (vt_find_locations): Free values_to_unmark vector.
10772 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
10774 * config/s390/s390.c (override_options): Set
10775 default of max-pending-list-length to 256
10777 2010-01-13 Richard Guenther <rguenther@suse.de>
10780 * tree-pass.h (PROP_gimple_lcx): New.
10781 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
10782 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
10783 before the final cleanup_eh.
10784 (dump_properties): Dump PROP_gimple_lcx.
10785 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
10786 (tree_lower_complex_O0): Remove.
10787 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
10788 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
10789 tree_lower_complex, schedule TODO_update_ssa.
10790 * lto-streamer-out.c (output_function): Stream the functions
10792 * lto-streamer-in.c (input_function): Likewise.
10793 (lto_read_body): Do not override them here.
10795 2010-01-12 Joseph Myers <joseph@codesourcery.com>
10798 * c-typeck.c (build_c_cast): Fold value cast to union type before
10799 wrapping it in a CONSTRUCTOR.
10801 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10803 PR rtl-optimization/42699
10804 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
10807 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10809 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10810 SUBTARGET_WARN_UNUSED_SPEC): Move ...
10811 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10812 SUBTARGET_WARN_UNUSED_SPEC): ... here
10813 * config/mips/iris5.h (LIBGCC_SPEC): Define.
10815 2010-01-12 Julian Brown <julian@codesourcery.com>
10817 * config/arm/neon-schedgen.ml (Utils): Don't try to
10818 open missing module.
10819 (find_with_result): New.
10821 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10824 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
10825 sharing when canonicalizing ({lt,ge}u (plus a b) b).
10827 PR tree-optimization/42645
10828 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
10829 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
10830 decl_map, set processing_debug_stmt to -1 and return name without
10833 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
10835 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
10836 binutils version, and reword target configuration description.
10838 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10840 * config/avr/avr.h (LINKER_NAME): Remove.
10842 2010-01-11 Janis Johnson <janis187@us.ibm.com>
10845 * config/rs6000/rs6000.c (rs6000_override_options): On targets
10846 that support VSX, warn for -mno-altivec if vsx is not disabled,
10849 2010-01-11 Joseph Myers <joseph@codesourcery.com>
10850 Shujing Zhao <pearly.zhao@oracle.com>
10852 PR translation/42469
10853 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
10854 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
10855 character between option name and help text.
10856 * c.opt (imultilib): Likewise.
10858 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
10860 * lto-streamer-out.c (output_unreferenced_globals): Output static
10863 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
10865 PR rtl-optimization/42621
10866 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
10867 optimizing for size.
10868 (duplicate_computed_gotos): Remove now-redundant check.
10870 2010-01-10 Steve Ellcey <sje@cup.hp.com>
10873 * configure.ac: Save and restore LDFLAGS and LIBS
10874 * configure: Regenerate.
10876 2010-01-10 Richard Guenther <rguenther@suse.de>
10878 PR middle-end/42667
10879 * builtins.c (fold_builtin_strlen): Add type argument and
10880 convert the resulting length to it.
10881 (fold_builtin_1): Adjust.
10883 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10885 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
10886 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
10888 (num_insns_constant_wide): Adjust for that change.
10890 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10893 * web.c (union_defs): Add used argument, to combine uses of
10894 uninitialized regs.
10895 (entry_register): Adjust type and tests of used argument.
10896 (web_main): Widen used for new use. Pass it to union_defs.
10897 * df.h (union_defs): Adjust prototype.
10899 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10902 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
10903 uses in new incoming argument. Free body.
10904 (reset_debug_uses_in_loop): New.
10905 (analyze_insn_to_expand_var): Call the latter if the former found
10906 anything. Fix whitespace. Reject invalid dest overlaps before
10907 going through all insns in the loop.
10909 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10912 * haifa-sched.c (dying_use_p): Debug insns don't count.
10914 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10916 PR middle-end/42363
10917 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
10918 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
10919 (verify_gimple_call): Reject LHS in noreturn calls.
10921 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10925 * tree-vect-loop-manip.c (adjust_info): New type.
10926 (adjust_vec): New pointer to vector.
10927 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
10928 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
10929 (slpeel_update_phis_for_duplicate_loop): Use them.
10930 (slpeel_update_phi_nodes_for_guard1): Likewise.
10931 (slpeel_update_phi_nodes_for_guard2): Likewise.
10932 (slpeel_tree_peel_loop_to_edge): Likewise.
10933 (vect_update_ivs_after_vectorizer): Likewise.
10935 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10937 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
10938 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10940 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10942 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
10943 bogus uninitialized warning.
10945 2010-01-09 Richard Guenther <rguenther@suse.de>
10947 PR middle-end/42512
10948 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
10949 the evolution is compatible with the initial condition.
10951 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10953 * gcc.c (process_command): Update copyright notice dates.
10954 * gcov.c (print_version): Likewise.
10955 * gcov-dump.c (print_version): Likewise.
10956 * mips-tfile.c (main): Likewise.
10957 * mips-tdump.c (main): Likewise.
10959 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10962 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
10964 (rotlhi3_8): Delete.
10966 (rotlsi3_8): Delete.
10967 (rotlsi3_16): Delete.
10968 (rotlsi3_24): Delete.
10969 (rotl<mode>3): New.
10970 (*rotw<mode>3): New.
10971 (*rotb<mode>3): New.
10972 * config/avr/avr.c (avr_rotate_bytes): New function.
10973 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
10975 2010-01-08 Steve Ellcey <sje@cup.hp.com>
10978 * configure.ac: Modify -rdynamic check.
10979 * configure: Regenerate.
10981 2010-01-08 DJ Delorie <dj@redhat.com>
10983 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
10984 register popping order.
10986 2010-01-08 Richard Guenther <rguenther@suse.de>
10989 * c.opt (fsigned-char): Also let LTO handle this option.
10990 (funsigned-char): Likewise.
10992 2010-01-07 Richard Guenther <rguenther@suse.de>
10994 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
10995 (gimple_op): Likewise.
10996 (gimple_op_ptr): Likewise.
10997 (gimple_assign_set_lhs): Remove gcc_assert.
10998 (gimple_assign_set_rhs1): Likewise.
10999 (gimple_assign_set_rhs2): Likewise.
11000 (gimple_call_set_lhs): Likewise.
11001 (gimple_call_set_fn): Likewise.
11002 (gimple_call_set_fndecl): Likewise.
11003 (gimple_call_fndecl): Likewise.
11004 (gimple_call_return_type): Likewise.
11005 (gimple_call_set_chain): Likewise.
11006 (gimple_call_num_args): Likewise.
11007 (gimple_call_set_arg): Likewise.
11008 (gimple_cond_set_code): Likewise.
11009 (gimple_cond_set_lhs): Likewise.
11010 (gimple_cond_set_rhs): Likewise.
11011 (gimple_cond_set_true_label): Likewise.
11012 (gimple_cond_set_false_label): Likewise.
11013 (gimple_label_set_label): Likewise.
11014 (gimple_goto_set_dest): Likewise.
11015 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
11016 (gimple_debug_bind_get_value): Likewise.
11017 (gimple_debug_bind_get_value_ptr): Likewise.
11018 (gimple_debug_bind_set_var): Likewise.
11019 (gimple_debug_bind_set_value): Likewise.
11020 (gimple_debug_bind_reset_value): Likewise.
11021 (gimple_debug_bind_has_value_p): Likewise.
11022 (gimple_return_retval_ptr): Remove gcc_assert.
11023 (gimple_return_retval): Likewise.
11024 (gimple_return_set_retval): Likewise.
11025 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
11026 (safe_referenced_var_iterator): Remove.
11027 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
11028 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
11029 (fill_referenced_var_vec): Remove.
11030 (first_readonly_imm_use): Remove redundant gcc_assert.
11031 (phi_arg_index_from_use): Combine gcc_asserts.
11032 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
11033 (first_imm_use_stmt): Remove redundant gcc_assert.
11034 * tree-cfg.c (verify_gimple_call): Verify function and chain
11035 operands. Verify arguments.
11036 (verify_types_in_gimple_stmt): Verify condition code and labels.
11038 2010-01-07 Richard Guenther <rguenther@suse.de>
11040 PR tree-optimization/42641
11041 * sese.c (rename_map_elt_info): Use the SSA name version, do
11044 2010-01-07 Jakub Jelinek <jakub@redhat.com>
11046 PR tree-optimization/42625
11047 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
11048 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
11050 2010-01-07 Duncan Sands <baldrick@free.fr>
11052 * Makefile.in (PLUGIN_HEADERS): Add version.h.
11054 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
11057 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
11058 note itself is not function_invariant_p.
11060 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
11062 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
11063 Do not add the DF_NOTE problem.
11064 * store-motion.c (execute_rtl_store_motion): Likewise.
11066 2010-01-07 Martin Jambor <mjambor@suse.cz>
11068 PR tree-optimization/42157
11069 * tree-sra.c (compare_access_positions): Stabilize sort if both
11070 accesses have integer types, return zero immediately if they are the
11073 2010-01-06 Richard Henderson <rth@redhat.com>
11075 PR middle-end/41883
11076 * haifa-sched.c (add_to_note_list): Merge into ...
11077 (concat_note_lists): ... here, and ...
11078 (unlink_other_notes, rm_other_notes): Merge into...
11079 (remove_notes): ... here. Create REG_SAVE_NOTEs for
11080 NOTE_INSN_EPILOGUE_BEG.
11082 2010-01-06 Richard Guenther <rguenther@suse.de>
11084 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
11085 not inline regular functions into always-inline functions.
11087 2010-01-06 Nick Clifton <nickc@redhat.com>
11089 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
11090 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
11092 (OVERRIDE_OPTIONS): Delete.
11093 (OPTIMIZATION_OPTIONS): Define.
11094 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
11095 * config/rx/rx.c (rx_handle_option): Issue an error message if
11096 -mcpu=rx200 and -fpu are used together.
11097 (rx_set_optimization_options): New function. Issue an error
11098 message if an optimization attribute attempts to reset the FPU/
11099 math optimization pairing.
11100 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
11101 * config/rx/rx.opt: Set the default to 32-bit doubles.
11102 * config/rx/t-rx: Add multilibs for -nofpu option.
11103 * doc/invoke.texi: Update documentation of RX options.
11105 2010-01-06 Richard Guenther <rguenther@suse.de>
11107 * tree-ssa-pre.c (name_to_id): New global.
11108 (alloc_expression_id): Simplify SSA name handling.
11109 (lookup_expression_id): Likewise.
11110 (init_pre): Zero name_to_id.
11111 (fini_pre): Free it.
11113 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
11115 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
11117 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
11120 * config/i386/sse.md (smaxv2di3): New.
11121 (umaxv2di3): Likewise.
11122 (sminv2di3): Likewise.
11123 (uminv2di3): Likewise.
11125 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
11128 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
11129 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
11130 (legitimize_tls_address): Likewise.
11131 (sparc_tls_referenced_p): Likewise.
11132 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
11133 and adjust calls to legitimize_pic_address.
11134 (legitimate_constant_p) Use sparc_tls_referenced_p.
11135 (legitimate_pic_operand_p): Likewise.
11136 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
11137 (sparc_tls_symbol_ref_1): Delete.
11138 (sparc_tls_referenced_p): Make static, recognize specific patterns.
11139 (legitimize_tls_address): Make static, handle CONST patterns.
11140 (legitimize_pic_address): Make static, remove unused parameter and
11141 adjust recursive calls.
11142 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
11143 and adjust call to legitimize_pic_address.
11144 (sparc_output_mi_thunk): Likewise.
11146 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
11147 H.J. Lu <hongjiu.lu@intel.com>
11150 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
11151 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
11152 operands to make them signed.
11155 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11158 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
11159 GTU to GT for V4SI and V2DI.
11161 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
11162 (umin<mode>3): Removed.
11164 (uminv4si3): Likewise.
11166 2010-01-05 Martin Jambor <mjambor@suse.cz>
11168 PR tree-optimization/42462
11169 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
11170 current_function_decl to helper functions and macros.
11172 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11175 * flags.h: Don't include real.h.
11176 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
11177 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
11178 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
11179 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
11180 * dominance.c: Update copyright.
11181 * gimple.c (walk_gimple_op): Remove inline.
11182 * tree-ssa-reassoc.c: Include real.h.
11183 * Makefile.in (FLAGS_H): Remove $(REAL_H).
11184 (tree-ssa-reassoc.o): Depend on $(REAL_H).
11186 2010-01-05 Nick Clifton <nickc@redhat.com>
11188 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
11189 register to push into the stack frame when the accumulator has to
11190 be saved during interrupts.
11192 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
11194 * doc/invoke.texi: Remove the documentation about option
11195 -Wunreachable-code.
11196 * common.opt (Wunreachable-code): Preserved for backward
11198 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
11199 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
11200 the backward compatibility flag section.
11202 2010-01-05 Richard Guenther <rguenther@suse.de>
11204 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
11206 2010-01-05 Jakub Jelinek <jakub@redhat.com>
11209 * cfgexpand.c (expand_one_var): Diagnose too large variables.
11211 PR tree-optimization/42508
11212 * tree-sra.c (convert_callers): Check for recursive call
11213 by comparing cgraph nodes instead of decls.
11214 (modify_function): Call ipa_modify_formal_parameters also
11215 on all same_body aliases.
11217 * cgraphunit.c (cgraph_materialize_all_clones): Compare
11218 cgraph nodes when checking for same_body aliases.
11220 2010-01-05 Richard Guenther <rguenther@suse.de>
11222 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
11223 allocation and lookup.
11224 (get_or_alloc_expr_for_constant): Likewise.
11225 (phi_translate): Sink allocation.
11227 2010-01-04 Richard Guenther <rguenther@suse.de>
11229 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
11230 a new entry only if needed.
11231 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
11232 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
11234 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
11236 (phi_translate): Handle CONSTANTs early.
11238 2010-01-04 Martin Jambor <mjambor@suse.cz>
11240 PR tree-optimization/42398
11241 * tree-sra.c (struct access): Removed flag grp_different_types.
11242 (dump_access): Do not dump the removed flag.
11243 (sort_and_splice_var_accesses): Do not set the removed flag.
11244 (sra_modify_expr): Check for type compatibility directly.
11246 2010-01-04 Martin Jambor <mjambor@suse.cz>
11248 PR tree-optimization/42366
11249 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
11250 edges with variable number of parameters.
11251 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
11252 flag instead of asserting it.
11253 (ipa_read_node_info): Read uses_analysis_done flag.
11255 2010-01-04 Richard Guenther <rguenther@suse.de>
11257 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
11258 iterative_hash_* as intended.
11259 (vn_reference_compute_hash): Likewise. Simplify hashing
11261 (vn_reference_lookup_2): Likewise.
11262 (vn_nary_op_compute_hash): Likewise.
11263 (vn_phi_compute_hash): Likewise.
11264 (expressions_equal_p): Remove strange code.
11265 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
11266 (pre_expr_hash): Likewise. Simplify hashing SSA names.
11267 (bitmap_insert_into_set_1): Take value-id as parameter.
11268 (add_to_value): Pass it.
11269 (bitmap_insert_into_set): Likewise.
11270 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
11272 2010-01-04 Jakub Jelinek <jakub@redhat.com>
11275 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
11276 (do_self_spec): For switches with SWITCH_IGNORE set set also
11277 SWITCH_IGNORE_PERMANENTLY.
11278 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
11281 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
11283 * lto-streamer-out.c (output_unreferenced_globals): Output the full
11284 tree of an unreferenced global var.
11286 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11289 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
11290 GTU to GT for V4SI and V2DI.
11292 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
11293 (umin<mode>3): Removed.
11295 (uminv4si3): Likewise.
11297 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11300 * collect2.c (main): Turn on trace in collect2 if -v is passed
11303 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
11305 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
11306 description of expression operand.
11308 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
11310 * configure.ac: Add install-html to target_list for Make-hooks.
11311 * configure: Regenerate.
11312 * fortran/Make-lang.in (F95_HTMLFILES): New.
11313 (fortran.html): Use it.
11314 (fortran.install-html): New.
11315 * Makefile.in (install-html): Add lang.install-html.
11316 * java/Make-lang.in (JAVA_HTMLFILES): New.
11317 (java.html): Use it.
11318 (java.install-html): New.
11319 * objc/Make-lang.in (objc.install-html): New.
11320 * objcp/Make-lang.in (obj-c++.install-html): New.
11321 * cp/Make-lang.in (c++.install-html): New.
11322 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
11323 * lto/Make-lang.in (lto.install-html): New.
11325 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
11328 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
11330 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
11332 PR rtl-optimization/41862
11333 * store-motion.c (store_killed_in_insn, compute_store_table,
11334 remove_reachable_equiv_notes, replace_store_insn,
11335 build_store_vectors): Ignore all DEBUG_INSNs.
11337 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
11340 * common.opt: Add dumpdir.
11342 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
11344 (option_map): Add --dumpdir.
11346 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
11348 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
11350 * opts.c (decode_options): Try dump_dir_name first if
11351 dump_base_name isn't an absolute path.
11352 (common_handle_option): Handle OPT_dumpdir.
11354 * toplev.c (dump_dir_name): New.
11355 (print_switch_values): Also ignore -dumpdir.
11357 * toplev.h (dump_dir_name): New.
11359 2010-01-03 Richard Guenther <rguenther@suse.de>
11361 PR tree-optimization/42589
11362 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
11363 double-word expansion of bswap32.
11365 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
11367 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
11368 with BLOCK_FOR_INSN.
11369 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
11370 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
11371 noce_process_if_block): Likewise.
11372 * gcse.c (compute_local_properties, insert_expr_in_table,
11373 insert_set_in_table, canon_list_insert, find_avail_set,
11374 pre_insert_copy_insn): Likewise.
11376 * basic-block.h (BLOCK_NUM): Move from here...
11377 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
11379 2010-01-03 Richard Guenther <rguenther@suse.de>
11381 PR tree-optimization/42438
11382 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
11383 contains_may_not_return_call flag.
11384 (BB_MAY_NOTRETURN): New.
11385 (valid_in_sets): Trapping nary operations are not valid
11386 in blocks that may not return.
11387 (insert_into_preds_of_block): Remove check for trapping expressions.
11388 (compute_avail): Compute also BB_MAY_NOTRETURN.
11390 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
11392 * doc/invoke.texi: Add 2010 to copyright years.
11394 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
11396 * config/sparc/sparc.c: Fix formatting nits.
11398 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
11399 Alexander Monakov <amonakov@ispras.ru>
11401 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
11403 2010-01-02 Richard Guenther <rguenther@suse.de>
11405 PR middle-end/42577
11406 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
11407 (simplify_switch_using_ranges): Mark to be removed edges
11410 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11412 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
11414 * collect2.c (scan_libraries): Add missing argument in call to
11417 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
11420 * config/alpha/predicates.md (aligned_memory_operand): Return false
11422 (unaligned_memory_operand): Return true for CQImode.
11423 * config/alpha/alpha.c (get_aligned_mem): Assert that location
11424 doesn not cross aligned SImode word boundary.
11426 2010-01-02 Anatoly Sokolov <aesok@post.ru>
11428 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
11430 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
11431 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
11433 2010-01-02 Richard Guenther <rguenther@suse.de>
11436 * toplev.c (compile_file): Emit LTO marker properly. Change
11437 it to __gnu_lto_v1.
11438 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
11440 2010-01-01 Richard Guenther <rguenther@suse.de>
11443 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
11445 2010-01-01 Richard Guenther <rguenther@suse.de>
11448 * c-decl.c (grokdeclarator): For zero-size arrays force
11449 structural equality checks as layout_type does.
11451 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
11453 * builtins.c: Update copyright to 2010.
11455 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
11458 * lto-streamer-out.c (produce_asm): Revert the last change.
11459 (copy_function): Likewise.
11461 * lto-streamer.c (lto_get_section_name): Skip any leading
11464 2010-01-01 Richard Guenther <rguenther@suse.de>
11466 PR middle-end/42559
11467 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
11471 Copyright (C) 2010 Free Software Foundation, Inc.
11473 Copying and distribution of this file, with or without modification,
11474 are permitted in any medium without royalty provided the copyright
11475 notice and this notice are preserved.