1 2010-05-27 Jon `:wqBeniston <jon@beniston.com
4 * config/lm32/lm32.h: Remove definition of
5 GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
7 2010-05-27 Eric Botcazou <ebotcazou@adacore.com>
10 * dwarf2out.c (dwarf2out_begin_prologue): Fix nits in sorry message.
12 2010-05-27 Richard Guenther <rguenther@suse.de>
14 PR tree-optimization/44284
15 * tree-vect-stmts.c (vectorizable_assignment): Handle
16 sign-changing conversions as simple copy.
18 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
20 * gthr-posix.h (pthread_cancel): Don't declare if compiling against
22 (__gthread_active_p): Check for pthread_create if compiling against
25 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
27 Support compilation for Android platform. Reimplement -mandroid.
29 * config.gcc (*linux*): Include linux-android.h and linux-android.opt.
30 (*android*): Set ANDROID_DEFAULT.
31 (arm*-*-linux*): Include linux-android.h.
32 (arm*-*-eabi*): Don't include previous -mandroid implementation.
33 * config/arm/eabi.h: Remove, move Android-specific parts ...
34 * config/linux-android.h: ... here. New file.
35 * config/arm/eabi.opt: Rename to ...
36 * config/linux-android.opt: ... this.
37 (mandroid): Allow -mno-android option. Initialize based on
39 * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC):
40 Move logic to corresponding LINUX_TARGET_* macros.
41 (TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate.
42 * config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,)
43 (STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and
45 (LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID.
46 * doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld):
49 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
51 Add support for Bionic C library
53 * config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define
55 (DEFAULT_LIBC): New tm_define macro set to one of LIBC_*.
56 (bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update.
58 * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define.
59 (LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC.
60 (CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier
61 to support multiple C libraries. Handle Bionic.
62 (BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,)
63 (BIONIC_DYNAMIC_LINKER64): Define.
64 (LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64):
66 (TARGET_HAS_SINCOS): Enable for Bionic.
68 * config/linux.opt: Rewrite to handle more than 2 C libraries. Make
69 the last option specified on command line take effect.
70 (linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC.
72 (mglibc, muclibc): Update.
74 * config/alpha/linux-elf.h, config/rs6000/linux64.h,
75 * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use
78 * doc/invoke.texi (-mglibc, -muclibc): Update.
81 2010-05-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
83 * c-common.h (c_register_addr_space): Add prototype.
84 (ADDR_SPACE_KEYWORD): Remove.
85 * c-common.c (c_register_addr_space): New function.
86 (c_addr_space_name): Reimplement.
87 (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.
89 * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
90 (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.
92 * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
93 Remove TARGET_ADDR_SPACE_KEYWORDS.
95 2010-05-27 Joseph Myers <joseph@codesourcery.com>
98 * input.h (main_input_filename): Move declaration to toplev.h.
99 * toplev.c (input_location, line_table): Move to input.c
100 * toplev.h (main_input_filename): Move declaration from input.h.
101 * tree.c (expand_location): Move to input.c.
102 * Makefile.in (OBJS-common): Add input.o.
103 (input.o): Add dependencies.
105 2010-05-27 Richard Guenther <rguenther@suse.de>
107 * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
108 for non-existant files.
109 (fork_execute): Mark args_name file as deleted.
111 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
114 * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
115 (narrow_signed_type): Likewise.
117 2010-05-26 Jan Hubicka <jh@suse.cz>
119 * cgraphunit.c (verify_cgraph_node): Do checking that DECL match
120 edge only when checking is enabled; check using former_clone_of;
121 check inline clones too.
122 (cgraph_materialize_clone): Record former_clone_of pointer.
123 (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
124 combining redirections; dump args_to_skip bitmap
125 (cgraph_materialize_all_clones): Do no redirection here.
126 * ipa-inline.c (inline_transform): Do redirection here.
127 * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
130 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
132 * config/avr/avr-c.c: Do not include regs.h.
133 Include cpplib.h for cpp_define and tree.h for c-common.h.
134 * config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
135 * config/avr/t-avr: Fix dependencies for avr-c.o.
137 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
139 * explow.c (set_stack_check_libfunc): Adjust to accept name as a
140 string instead of SYMBOL_REF rtx.
141 * rtl.h (set_stack_check_libfunc): Move prototype from here...
142 * libfuncs.h: ...to here. Adjust for explow.c change.
144 2010-05-26 Joseph Myers <joseph@codesourcery.com>
146 * pretty-print.c: Don't include ggc.h.
147 (identifier_to_locale_alloc, identifier_to_locale_free): Define.
148 (identifier_to_locale): Use them for allocation.
149 * pretty-print.h (identifier_to_locale_alloc,
150 identifier_to_locale_free): Declare.
151 * toplev.c (alloc_for_identifier_to_locale): New.
152 (general_init): Set identifier_to_locale_alloc and
153 identifier_to_locale_free.
154 * Makefile.in (pretty-print.o): Update dependencies.
156 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
158 * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
159 pointer types if they have different alignment or mode.
161 2010-05-26 Anatoly Sokolov <aesok@post.ru>
163 * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
164 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
165 * config/sparc/sparc-protos.h (function_value): Remove declaration.
166 * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
167 sparc_function_value_regno_p): New functions.
168 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
169 TARGET_FUNCTION_VALUE_REGNO_P): Define.
170 (function_value): Rename to...
171 (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
172 argument to 'outgoing'.
173 (function_arg_record_value, function_arg_union_value,
174 function_arg_vector_value): Update comment.
176 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
178 * dwarf2out.c (struct dw_fde_struct): Reorder flags.
179 (fde_needed_for_eh_p): New predicate.
180 (output_call_frame_info): Use it throughout to decide whether FDEs
181 are needed for EH purpose.
182 (dwarf2out_begin_prologue): Reorder assignments.
184 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
186 * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
187 special case loop->header.
188 (is_predicated): New.
189 (if_convertible_loop_p): Call it.
191 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
193 * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
194 iterator in parameter. Do not generate code during the analysis.
195 (tree_if_convert_cond_stmt): Removed.
196 (tree_if_convert_stmt): Removed.
197 (predicate_bbs): New.
198 (if_convertible_loop_p): Call predicate_bbs.
199 (tree_if_conversion): Simplify the top-level logic as predicate_bbs
200 now contains all the analysis part.
202 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
204 * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
205 statements in the analysis part.
206 (tree_if_convert_stmt): Update comment.
207 (remove_conditions_and_labels): New.
208 (combine_blocks): Call remove_conditions_and_labels.
209 (tree_if_conversion): Update comment.
211 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
213 * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
214 than 2 predecessors or more than 2 successors.
216 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
218 * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
219 of loops in which the data dependence analysis fails.
221 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
223 * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
225 (tree_if_conversion): Same.
227 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
229 * tree-if-conv.c (tree_if_conversion): Do not return a bool.
231 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
233 * tree-if-conv.c: Update copyright years. Fix comments.
236 2010-05-26 Kai Tietz <kai.tietz@onevision.com>
238 * builtin-types.def (BT_INT128): New primitive type.
239 (BT_UINT128): Likewise.
240 * c-common.c (c_common_r): Add __int128 keyword.
241 (c_common_type_for_size): Handle __int128.
242 (c_common_type_for_mode): Likewise.
243 (c_common_signed_or_unsigned_type): Likewise.
244 (c_common_nodes_and_builtins): Add builtin type
245 if target supports 128-bit integer scalar.
246 * c-common.h (enum rid): Add RID_INT128.
247 * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
248 if target supports 128-bit integer scalar.
249 * c-decl.c (declspecs_add_type): Handle new keyword __int128.
250 (finish_declspecs): Likewise.
251 * c-parser.c (c_token_starts_typename): Handle RID_INT128.
252 (c_token_starts_declspecs): Likewise.
253 (c_parser_declspecs): Likewise.
254 (c_parser_attributes): Likewise.
255 (c_parser_objc_selector): Likewise.
256 * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
257 * c-tree.h (enum c_typespec_keyword): Add cts_int128.
258 * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
259 * tree.c (make_or_reuse_type): Likewise.
260 (make_unsigned_type): Likewise.
261 (build_common_tree_nodes_2): Likewise.
262 * tree.h (enum integer_type_kind): Add itk_int128 and
264 (int128_integer_type_node): New define.
265 (int128_unsigned_type_node): New define.
266 * doc/extend.texi: Add documentation about __int128 type.
268 2010-05-26 Richard Guenther <rguenther@suse.de>
270 * tree-ssa-sccvn.c (copy_nary): Adjust.
271 (copy_phis): Rename to ...
272 (copy_phi): ... this. Adjust.
273 (copy_references): Rename to ...
274 (copy_reference): ... this. Adjust.
275 (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
276 result into the valid table.
278 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
280 * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
281 insn-config.h, insn-codes.h, recog.h, and optabs.h.
283 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
285 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove.
287 2010-05-26 Richard Guenther <rguenther@suse.de>
289 * opts.c (common_handle_option): Handle OPT_Ofast.
291 2010-05-26 Joseph Myers <joseph@codesourcery.com>
293 * diagnostic.c: Don't include opts.h.
294 (permissive_error_option): Define.
295 (diagnostic_initialize): Take n_opts parameter. Allocate memory
296 for classify_diagnostic. Don't use memset for
297 classify_diagnostic. Initialize new and recently added fields.
298 (diagnostic_classify_diagnostic): Use context->n_opts instead of
300 (diagnostic_report_diagnostic): Pass context parameter to
301 diagnostic_report_warnings_p. Use option_enabled and option_name
303 (emit_diagnostic): Use permissive_error_option.
304 (permerror): Likewise.
305 * diagnostic.h: Don't include options.h.
306 (struct diagnostic_context): Add n_opts, opt_permissive,
307 inhibit_warnings, warn_system_headers, option_enabled and
308 option_name fields. Change classify_diagnostic to a pointer.
309 * opts-diagnostic.h: New file.
310 * opts.c: Include opts-diagnostic.h.
311 (common_handle_option): Set global_dc fields for -Wfatal-errors,
312 -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
313 (option_name): New function.
314 * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
315 (c_common_handle_option): Set global_dc->permissive for
317 * c-common.c (c_cpp_error): Save and restore
318 global_dc->warn_system_headers, not variable warn_system_headers.
319 * toplev.c: Include opts-diagnostic.h.
320 (general_init): Update call to diagnostic_initialize. Set
321 global_dc->show_column, global_dc->option_enabled and
322 global_dc->option_name.
323 (process_options): Don't set global_dc fields here.
324 * Makefile.in (DIAGNOSTIC_H): Remove options.h.
325 (diagnostic.o, opts.o, toplev.o): Update dependencies.
327 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
329 * config/picochip/picochip.md (movsi): Split a movsi from a
332 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
334 * ggc-zone.c: Update copyright year.
335 (poison_region): Mark memory for Valgrind as undefined before
336 memset () call and inaccessible afterwards.
337 (ggc_pch_total_size): Change type of i to int.
339 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
341 * ggc-common.c (ggc_free_overhead): Allow empty slot.
343 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
345 * ggc-common.c: Update copyright year.
346 (ggc_rlimit_bound): Remove prototype. Compile only if
347 !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
348 (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
349 && !ENABLE_GC_ALWAYS_COLLECT. Make static.
350 (ggc_min_heapsize_heuristic): Likewise.
352 2010-05-26 Richard Guenther <rguenther@suse.de>
354 PR rtl-optimization/44164
355 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
356 no-common access-path disambiguation.
357 (indirect_ref_may_alias_decl_p): Adjust.
358 (indirect_refs_may_alias_p): Likewise.
359 (refs_may_alias_p_1): Likewise.
361 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
363 * c-typeck.c: Do not include expr.h.
365 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
367 * rtl.h (decl_default_tls_model): Move prototype from here...
368 * output.h: ...to here.
369 * c-decl.c: Do not include rtl.h.
370 * c-pragma.c: Likewise.
371 * c-parser.c: Likewise.
372 * c-gimplify.c: Likewise. And also not hard-reg-set.
373 * c-common.c: Do not include rtl.h. Include tm_p.h and add a
374 FIXME note for it. Add a FIXME note for expr.h.
375 * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
376 ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
379 2010-05-26 Jakub Jelinek <jakub@redhat.com>
382 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
383 or total_size is larger than red zone size for non-V4 ABI, emit a
384 stack_tie resp. frame_tie insn before stack pointer restore.
385 * config/rs6000/rs6000.md (frame_tie): New insn.
387 2010-05-25 Eric Botcazou <ebotcazou@adacore.com>
389 * function.h (struct function): Add can_throw_non_call_exceptions bit.
390 * lto-streamer-in.c (input_function): Stream it in.
391 * lto-streamer-out.c (output_function): Stream it out.
392 * function.c (allocate_struct_function): Set it.
393 (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
394 for flag_non_call_exceptions.
395 * cfgbuild.c (control_flow_insn_p): Likewise.
396 (make_edges): Likewise.
397 * cfgexpand.c (expand_stack_alignment): Likewise.
398 * combine.c (distribute_notes): Likewise.
399 * cse.c (cse_extended_basic_block): Likewise.
400 * except.c (insn_could_throw_p): Likewise.
401 * gcse.c (simple_mem): Likewise.
402 * ipa-pure-const.c (check_call): Likewise.
403 (check_stmt ): Likewise.
404 * lower-subreg.c (lower-subreg.c): Likewise.
405 * optabs.c (emit_libcall_block): Likewise.
406 (prepare_cmp_insn): Likewise.
407 * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
408 * postreload.c (rest_of_handle_postreload): Likewise.
409 * reload1.c (reload_as_needed): Likewise.
410 (emit_input_reload_insns): Likewise.
411 (emit_output_reload_insns): Likewise.
412 (fixup_abnormal_edges): Likewise.
413 * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
414 * store-motion.c (find_moveable_store): Likewise.
415 * tree-eh.c (stmt_could_throw_p): Likewise.
416 (tree_could_throw_p): Likewise.
417 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
418 * config/arm/arm.c (arm_expand_prologue): Likewise.
419 (thumb1_expand_prologue): Likewise.
420 * config/rx/rx.md (cbranchsf4): Likewise.
422 * config/s390/s390.c (s390_emit_prologue): Likewise.
423 * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
424 (inline_forbidden_into_p): New predicate.
425 (expand_call_inline): Use it to forbid inlining.
426 (tree_can_inline_p): Likewise.
428 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
430 * config/i386/i386-c.c: Do not include rtl.h.
431 * config/i386/t-i386: Update dependencies.
433 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
435 * attribs.c: Do not include rtl.h.
436 * Makefile.in: Update dependencies.
438 2010-05-25 Anatoly Sokolov <aesok@post.ru>
440 * double-int.h (double_int_and): New.
441 * combine.c (try_combine): Clean up, use double_int_* and
442 immed_double_int_const functions.
444 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
446 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
447 stderr to /dev/null instead of grep -q.
448 * configure: Regenerate.
450 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
452 * Makefile.in (EXCEPT_H): Fix typo.
454 2010-05-25 Vladimir Makarov <vmakarov@redhat.com>
456 * ira-build.c (update_conflict_hard_reg_costs): New.
457 (ira_build): Call update_conflict_hard_reg_costs.
459 2010-05-25 Jakub Jelinek <jakub@redhat.com>
462 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
464 (intersect_loc_chains): Walk the s2var's loc_chain together
465 with s1node chain as long as the locations are equal, don't
466 call find_loc_in_1pdv in that case.
469 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
470 (copy_bind_expr): ... instead of here.
471 (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
472 if the block hasn't been remapped.
473 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
474 emitting concrete instance of abstract VLA, add DW_AT_type attribute.
476 2010-05-25 Richard Guenther <rguenther@suse.de>
479 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
480 out-of-bounds array accesses.
482 2010-05-25 Richard Guenther <rguenther@suse.de>
484 * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
485 (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
486 (run_gcc): Re-organize to make cleanup easier.
488 2010-05-25 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
490 * config/s390/s390.c (optimization_options): Fix and move the
491 flag_prefetch_loop_arrays override ...
492 (override_options): ... here.
494 2010-05-25 Joseph Myers <joseph@codesourcery.com>
496 * diagnostic.c: Don't include plugin.h.
497 (diagnostic_report_diagnostic): Don't handle plugins specially
498 here. Pass context to internal_error callback.
499 * diagnostic.h (struct diagnostic_context): Add context parameter
500 to internal_error callback.
501 * plugin.c (warn_if_plugins, plugins_internal_error_function): New.
502 * plugin.h (struct diagnostic_context): Declare.
503 (warn_if_plugins, plugins_internal_error_function): Declare.
504 * toplev.c (general_init): Set global_dc->internal_error.
505 * Makefile.in (diagnostic.o): Update dependencies.
507 2010-05-25 Iain Sandoe <iains@gcc.gnu.org>
509 * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
510 * config/rs6000/t-darwin64: New.
511 * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
514 2010-05-25 Christian Borntraeger <borntraeger@de.ibm.com>
517 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
518 match the original (and intended) behaviour before r159557. This
519 changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
522 2010-05-25 Richard Guenther <rguenther@suse.de>
524 * doc/invoke.texi: Document -Ofast.
525 * target.h (struct gcc_target): Add handle_ofast.
526 * target-def.h (TARGET_HANDLE_OFAST): Add.
527 (TARGET_INITIALIZER): Adjust.
528 * opts.c (decode_options): Handle -Ofast. Enable -ffast-math with it.
529 * common.opt (Ofast): Add.
531 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
533 * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
534 * doc/md.texi (cstoreXX4): Update for cond-optab changes.
536 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
539 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
540 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
541 false_rtx. Use false_rtx to compute the correct *ptest for reversed
542 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
544 2010-05-25 Jakub Jelinek <jakub@redhat.com>
546 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
547 DW_OP_minus with negated offset instead of DW_OP_plus.
548 (loc_list_from_tree): Don't test whether second operand is INTEGER_CST.
550 2010-05-25 Wei Guozhi <carrot@google.com>
552 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
553 tst instruction and a new alternative.
554 * config/arm/constraints.md (Pu): New constraint.
556 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
558 * function.c (assign_stack_local_1): Initialize variable
559 to avoid warning when bootstrapping at -O3.
561 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
563 * configure.ac (all_lang_makefiles): Remove everything related to it.
564 * configure: Regenerate.
565 * Makefile.in: Fix reference to ada Make-lang.in.
566 Remove support for LANG_MAKEFILES.
568 2010-05-24 Daniel Jacobowitz <dan@codesourcery.com>
569 Sandra Loosemore <sandra@codesourcery.com>
571 * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
572 * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
573 description. Add arm_neon_fp16_ok.
574 (Add Options): Add arm_neon and arm_neon_fp16.
576 2010-05-24 Joseph Myers <joseph@codesourcery.com>
578 * diagnostic.c: Don't include flags.h.
579 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
580 context parameters. Check flags in the context passed as a parameter.
581 (diagnostic_build_prefix): Add context parameter. Check
582 show_column flag in context.
583 (diagnostic_action_after_output): Check fatal_errors flag in context.
584 (diagnostic_report_current_module): Check show_column flag in context.
585 (default_diagnostic_starter): Update call to
586 diagnostic_build_prefix.
587 (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind.
588 (emit_diagnostic): Pass context to permissive_error_kind.
589 (permerror): Pass context to permissive_error_kind.
590 * diagnostic.h (struct diagnostic_context): Add show_column,
591 pedantic_errors, permissive and fatal_errors fields.
592 (diagnostic_build_prefix): Update prototype.
594 * toplev.c (process_options): Set flags in global_dc from
595 flag_show_column, flag_pedantic_errors, flag_permissive,
597 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
598 to diagnostic_build_prefix.
599 * Makefile.in (diagnostic.o): Update dependencies.
601 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
603 * config/i386/ia32intrin.h (__crc32q): Define only if
604 __SSE4_2__ is defined.
606 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
610 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
611 DECL_VISIBILITY_SPECIFIED.
612 (emutls_decl): Set DECL_PRESERVE_P and copy
613 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
614 (emutls_finalize_control_var): New callback.
615 (emutls_finish): Finalize emutls control variables.
616 * toplev.c (compile_file): Move the call to emutls_finish ()
617 before varpool_assemble_pending_decls ().
619 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
621 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
622 added to the preprocessor condition.
624 2010-05-24 Paul Brook <paul@codesourcery.com>
626 * gengtype-lex.l: Add HARD_REG_SET.
627 * expr.c (expand_expr_real_1): Record writes to hard registers.
628 * function.c (rtl_data): Add asm_clobbers.
629 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
630 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
631 Use crtl->asm_clobbers.
633 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
635 * doc/makefile.texi (Makefile): Mention stages 'profile'
636 and 'feedback' for profiledbootstrap.
638 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
641 * config/i386/i386.c (def_builtin): Properly check
642 OPTION_MASK_ISA_64BIT.
644 2010-05-23 Joseph Myers <joseph@codesourcery.com>
646 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
647 typedefs with different but compatible types. Allow duplicate
648 typedefs with the same type except for pedantic non-C1X, but give
649 warning for variably modified types.
650 * c-typeck.c (tagged_types_tu_compatible_p,
651 function_types_compatible_p, type_lists_compatible_p,
652 comptypes_internal): Add parameter different_types_p; set
653 *different_types_p for different but compatible types. All
655 (comptypes_check_different_types): New.
656 * c-tree.h (comptypes_check_different_types): Declare.
658 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
660 * regs.h: Do not include obstack.h, basic-block.h. Include machmode.h.
661 * jump.c: Include basic-block.h.
662 * profile.c: Likewise.
663 * tree-profile.c: Likewise.
664 * coverage.c: Likewise.
665 * basic-block.h (optimize_function_for_size_p): Move to function.h.
666 (optimize_function_for_speed_p): Likewise.
667 * function.h (optimize_function_for_size_p,
668 optimize_function_for_speed_p): Moved here from basic-block.h.
669 * Makefile.in: Update dependencies.
671 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
673 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
674 before calling make; allow override through $MAKE.
675 * doc/invoke.texi (Optimize Options): Document override.
677 2010-05-23 Anatoly Sokolov <aesok@post.ru>
679 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
680 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
681 (rs6000_mode_dependent_address_ptr): Make static.
682 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
683 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
686 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
689 * config/i386/i386.c: Make sure that the correct regparm is passed.
691 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
693 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
694 * sbitmap.c: ...to here to internalize sbitmap element access.
695 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
696 Explain why basic-block.h is included.
697 * function.h: Include tm.h for CUMULATIVE_ARGS.
698 * Makefile.in: Update dependencies.
700 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
702 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
704 * sbitmap.h (struct sbitmap_def): Do not typedef here.
705 * sbitmap.c: Include sbitmap.h.
706 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
707 hard-reg-set.h. Split everything related to regsets out from here...
708 * regset.h: ...to here. New file.
709 * df.h: Include regset.h and sbitmap.h.
710 * tree-flow.h: Likewise.
711 * cfgloop.h: Likewise.
712 * except.h: Do not include sbitmap.h. Include hashtab.h.
713 * cgraph.h: Include vec.h and function.h.
714 * reload.h (struct insn_chain): Change types of live_throughout
715 and dead_or_set from regset_head to bitmap_head.
716 (compute_use_by_pseudos): Be defined also if regset.h is not included.
717 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
718 spilled_regs from regset_head to bitmap_head to avoid dependency
720 * sel-sched-ir.h: Include regset.h.
721 * reload.c: Include df.h before reload.h.
722 * caller-save.c: Likewise.
723 * reload1.c: Likewise.
725 (mark_elimination): Update type of r to bitmap, consistent with
727 * dominance.c: Include bitmap.h.
728 * modulo-sched.c: Include df.h.
729 * cfganal.c: Include bitmap.h and sbitmap.h.
730 * cfgbuild.c: Include sbitmap.h.
731 * lcm.c: Include sbitmap.h.
732 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
733 * domwalk.c: Include sbitmap.h, exclude ggc.h.
734 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
735 * cselib.c: Include bitmap.h.
736 * tree-optimize.c: Include regset.h.
737 * stmt.c: Include bitmap.h.
738 * Makefile.in: Update dependencies.
740 2010-05-22 Jan Hubicka <jh@suse.cz>
742 * cgraph.h (struct varpool_node): Add same_comdat_group.
743 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
745 (output_varpool): Update call of lto_output_varpool_node.
746 (input_varpool): Read same_comdat_group pointer.
747 (input_varpool_1): Fixup same_comdat_group pointer.
748 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
749 group is needed, all are.
750 * varpool.c (varpool_remove_node): Remove node from same comdat group
752 (varpool_analyze_pending_decls): Walk same comdat groups.
754 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
756 * rtl.h (union rtunion_def): Remove rt_bit member.
757 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
758 * print-rtl (print_rtx): Do not print the member.
759 * gengtype.c (adjust_field_rtx_def): Do not handle it.
760 * gengenrtl.c (type_from_format): Likewise.
761 (accessor_from_format): Likewise.
763 2010-05-22 Joseph Myers <joseph@codesourcery.com>
765 * dbgcnt.c: Include toplev.h instead of errors.h.
766 * ira-emit.c: Don't include errors.h.
767 * ira.c: Include toplev.h instead of errors.h.
768 * lto-compress.c: Include toplev.h instead of errors.h.
769 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
770 ira.o, dbgcnt.o): Update dependencies.
772 2010-05-22 Richard Guenther <rguenther@suse.de>
774 * gimple.c (gimple_types_compatible_p): Check type qualifications
775 before merging pointer to complete and pointer to incomplete type.
776 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
777 we use our own resolution algorithm. The gold linker plugin
778 doesn't do the job we want it to do here.
780 2010-05-22 Anatoly Sokolov <aesok@post.ru>
782 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
783 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
784 (sparc_mode_dependent_address_p): New function.
786 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
788 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
790 * timevar.c: Do not include any core headers.
791 (timevar_print): De-i18n-ize.
792 (print_time): Likewise.
793 * timevar.h (timevar_push, timevar_pop): Make inline functions.
795 2010-05-21 Joseph Myers <joseph@codesourcery.com>
797 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
799 (diagnostic_initialize): Initialize x_data not last_function.
800 (diagnostic_report_current_function): Move to tree-diagnostic.c.
801 (default_diagnostic_starter): Call
802 diagnostic_report_current_module not
803 diagnostic_report_current_function.
804 (diagnostic_report_diagnostic): Initialize x_data not
806 (verbatim): Likewise.
807 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
809 (struct diagnostic_context): Change last_function to x_data.
810 (diagnostic_auxiliary_data): Replace with
811 diagnostic_context_auxiliary_data and
812 diagnostic_info_auxiliary_data.
813 (diagnostic_last_function_changed, diagnostic_set_last_function,
814 diagnostic_report_current_function): Move to tree-diagnostic.h.
815 (print_declaration, dump_generic_node, print_generic_stmt,
816 print_generic_stmt_indented, print_generic_expr,
817 print_generic_decl, debug_c_tree, dump_omp_clauses,
818 print_call_name, debug_generic_expr, debug_generic_stmt,
819 debug_tree_chain, default_tree_printer): Move to
821 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
822 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
823 gimple-pretty-print.h.
824 * pretty-print.c: Don't include tree.h
825 (pp_base_format): Don't handle %K here.
826 (pp_base_tree_identifier): Move to tree-pretty-print.c.
827 * pretty-print.h (text_info): Change abstract_origin to x_data.
828 (pp_tree_identifier, pp_unsupported_tree,
829 pp_base_tree_identifier): Move to tree-pretty-print.h.
830 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
831 tree-pretty-print.h: New files.
832 * tree-pretty-print.c: Include tree-pretty-print.h.
833 (percent_K_format): New. Moved from pretty-print.c.
834 (pp_base_tree_identifier): Move from pretty-print.c.
835 * c-objc-common.c: Include tree-pretty-print.h.
836 (c_tree_printer): Handle %K here.
837 * langhooks.c: Include tree-diagnostic.h.
838 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
839 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
840 (default_tree_printer): Handle %K using percent_K_format.
841 (general_init): Use default_tree_diagnostic_starter.
842 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
843 (free_lang_data): Use default_tree_diagnostic_starter.
844 * c-pretty-print.c: Include tree-pretty-print.h.
845 * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h.
846 * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h.
847 * dwarf2out.c: Include tree-pretty-print.h.
848 * except.c: Include tree-pretty-print.h.
849 * gimple-pretty-print.c: Include tree-pretty-print.h and
850 gimple-pretty-print.h.
851 * gimplify.c: Include tree-pretty-print.h.
852 * graphite-poly.c: Include tree-pretty-print.h and
853 gimple-pretty-print.h.
854 * ipa-cp.c: Include tree-pretty-print.h.
855 * ipa-inline.c: Include gimple-pretty-print.h.
856 * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h.
857 * ipa-pure-const.c: Include gimple-pretty-print.h.
858 * ipa-struct-reorg.c: Include tree-pretty-print.h and
859 gimple-pretty-print.h.
860 * ipa-type-escape.c: Include tree-pretty-print.h.
861 * print-rtl.c: Include tree-pretty-print.h.
862 * print-tree.c: Include gimple-pretty-print.h.
863 * sese.c: Include tree-pretty-print.h.
864 * tree-affine.c: Include tree-pretty-print.h.
865 * tree-browser.c: Include tree-pretty-print.h.
866 * tree-call-cdce.c: Include gimple-pretty-print.h.
867 * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h.
868 * tree-chrec.c: Include tree-pretty-print.h.
869 * tree-data-ref.c: Include tree-pretty-print.h and
870 gimple-pretty-print.h.
871 * tree-dfa.c: Include tree-pretty-print.h.
872 * tree-if-conv.c: Include tree-pretty-print.h and
873 gimple-pretty-print.h.
874 * tree-inline.c: Include tree-pretty-print.h.
875 * tree-into-ssa.c: Include tree-pretty-print.h and
876 gimple-pretty-print.h.
877 * tree-nrv.c: Include tree-pretty-print.h.
878 * tree-object-size.c: Include tree-pretty-print.h and
879 gimple-pretty-print.h.
880 * tree-outof-ssa.c: Include tree-pretty-print.h and
881 gimple-pretty-print.h.
882 * tree-parloops.c: Include tree-pretty-print.h and
883 gimple-pretty-print.h.
884 * tree-predcom.c: Include tree-pretty-print.h and
885 gimple-pretty-print.h.
886 * tree-scalar-evolution.c: Include tree-pretty-print.h and
887 gimple-pretty-print.h.
888 * tree-sra.c: Include tree-pretty-print.h.
889 * tree-ssa-address.c: Include tree-pretty-print.h.
890 * tree-ssa-alias.c: Include tree-pretty-print.h.
891 * tree-ssa-ccp.c: Include tree-pretty-print.h and
892 gimple-pretty-print.h.
893 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
894 * tree-ssa-copy.c: Include tree-pretty-print.h and
895 gimple-pretty-print.h.
896 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
897 * tree-ssa-dce.c: Include tree-pretty-print.h and
898 gimple-pretty-print.h.
899 * tree-ssa-dom.c: Include tree-pretty-print.h and
900 gimple-pretty-print.h.
901 * tree-ssa-dse.c: Include gimple-pretty-print.h.
902 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
903 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
904 * tree-ssa-live.c: Include tree-pretty-print.h and
905 gimple-pretty-print.h.
906 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
907 gimple-pretty-print.h.
908 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
909 gimple-pretty-print.h.
910 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
911 gimple-pretty-print.h.
912 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
913 gimple-pretty-print.h.
914 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
915 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
916 * tree-ssa-operands.c: Include tree-pretty-print.h and
917 gimple-pretty-print.h.
918 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
919 gimple-pretty-print.h.
920 * tree-ssa-pre.c: Include tree-pretty-print.h and
921 gimple-pretty-print.h.
922 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
923 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
924 gimple-pretty-print.h.
925 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
926 gimple-pretty-print.h.
927 * tree-ssa-sink.c: Include gimple-pretty-print.h.
928 * tree-ssa-ter.c: Include tree-pretty-print.h and
929 gimple-pretty-print.h.
930 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
931 * tree-ssa.c: Include tree-pretty-print.h and
932 gimple-pretty-print.h.
933 * tree-stdarg.c: Include gimple-pretty-print.h.
934 * tree-switch-conversion.c: Include gimple-pretty-print.h.
935 * tree-tailcall.c: Include tree-pretty-print.h and
936 gimple-pretty-print.h.
937 * tree-vect-data-refs.c: Include tree-pretty-print.h and
938 gimple-pretty-print.h.
939 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
940 gimple-pretty-print.h.
941 * tree-vect-loop.c: Include tree-pretty-print.h and
942 gimple-pretty-print.h.
943 * tree-vect-patterns.c: Include gimple-pretty-print.h.
944 * tree-vect-slp.c: Include tree-pretty-print.h and
945 gimple-pretty-print.h.
946 * tree-vect-stmts.c: Include tree-pretty-print.h and
947 gimple-pretty-print.h.
948 * tree-vectorizer.c: Include tree-pretty-print.h.
949 * tree-vrp.c: Include tree-pretty-print.h and
950 gimple-pretty-print.h.
951 * value-prof.c: Include tree-pretty-print.h and
952 gimple-pretty-print.h.
953 * var-tracking.c: Include tree-pretty-print.h.
954 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
955 (tree-diagnostic.o): New dependencies.
956 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
957 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
958 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
959 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
960 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
961 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
962 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
963 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
964 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
965 tree-ssa-address.o, tree-ssa-loop-niter.o,
966 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
967 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
968 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
969 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
970 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
971 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
972 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
973 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
974 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
975 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
976 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
977 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
978 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
979 tree-switch-conversion.o, var-tracking.o, value-prof.o,
980 cfgexpand.o, pretty-print.o): Update dependencies.
982 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
984 * tree-ssa-structalias.c: Remove tm_p.h from include.
986 2010-05-21 Jeff Law <law@redhat.com>
988 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
990 2010-05-21 Jason Merrill <jason@redhat.com>
992 * tree-eh.c (cleanup_is_dead_in): New.
993 (lower_try_finally): Don't generate a dead cleanup region.
994 (lower_cleanup): Likewise.
996 2010-05-21 Jakub Jelinek <jakub@redhat.com>
999 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
1000 unchain each use from the cyclic next_regno_use chain first.
1002 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
1004 * real: Do not include gmp.h, mpfr.h, and mpc.h.
1005 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
1006 (real_value_negate, real_value_abs): New prototypes.
1007 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
1008 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
1009 new include file for interface between MPFR and REAL_VALUE_TYPE.
1010 * real.c: Include realmpfr.h.
1011 (real_arithmetic2): Remove legacy function.
1012 (real_value_negate): New.
1013 (real_value_abs): New.
1014 (mfpr_from_real, real_from_mpfr): Move from here...
1015 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
1016 * builtins.c: Include realmpfr.h.
1017 * fold-const.c: Include realmpfr.h.
1018 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
1019 (fold_negate_const): Likewise.
1020 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
1021 * toplev.c: Include realmpfr.h.
1022 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
1023 and real_value_negate.
1024 * fixed-value.c (check_real_for_fixed_mode): Likewise.
1025 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
1026 (vfp3_const_double_index): Likewise.
1027 (arm_print_operand): Likewise.
1028 * Makefile.in: Update dependencies.
1030 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1032 * config/s390/s390.c (override_options): Increase the default
1033 of max-completely-peel-times.
1035 2010-05-21 Julian Brown <julian@codesourcery.com>
1036 Mark Mitchell <mark@codesourcery.com>
1038 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
1039 sibling calls for Thumb-1.
1040 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
1041 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
1043 (*call_insn, *call_value_insn): Don't use for Thumb-2.
1044 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
1046 (return): New expander.
1047 (*arm_return): New name for ARM return insn.
1048 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
1050 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
1052 * config.gcc (sparc64-*-rtems*): New target.
1054 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
1056 * tree.c (build_function_decl_skip_args): Fix grammar.
1057 (build_function_type_list_1): Fix typos, adjust formatting.
1059 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
1061 * tree.h: Include real.h and fixed-value.h as basic datatypes.
1062 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
1063 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
1064 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
1065 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
1066 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
1067 tree-pretty-print.c, tree-loop-distribution.c,
1068 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
1069 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
1070 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
1071 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
1072 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
1073 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
1074 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
1075 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
1076 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
1077 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
1078 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
1079 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
1080 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
1081 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
1082 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
1083 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
1084 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
1085 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
1086 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
1087 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
1088 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
1089 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
1090 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
1091 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
1092 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
1093 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
1094 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
1095 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
1096 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
1097 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
1098 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
1099 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
1100 config/score/score7.c, config/score/score.c, config/arm/arm.c,
1101 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
1102 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
1103 config/bfin/bfin.c: Clean up redundant includes.
1104 * Makefile.in: Update accordingly.
1106 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
1109 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
1110 statement has no arguments.
1112 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
1115 * varasm.c (emutls_decl): Merge attributes to new decl.
1117 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
1120 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
1121 around the uniquized constructor if its type requires a conversion.
1123 2010-05-21 Jakub Jelinek <jakub@redhat.com>
1126 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
1127 at -O0 goto_locus of any of the incoming edges differs from
1128 goto_locus of outgoing edge, or gimple_location of any of the
1131 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
1133 * ira.c (ira_non_ordered_class_hard_regs): Define.
1134 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
1135 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
1136 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
1137 cost of unaligned hard regs when allocating multi-reg pseudos.
1139 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
1141 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
1142 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
1143 for TARGET_NO_FLOAT.
1144 * config/mips/mips.c (mips_file_start): Expand conditional expression
1145 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
1146 (mips_override_options): Move -mno-float override -msoft-float and
1148 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
1149 Condition(TARGET_SUPPORTS_NO_FLOAT).
1150 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
1151 __mips_no_float here.
1152 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
1153 (TARGET_SUPPORTS_NO_FLOAT): Define.
1154 * config/mips/sdemtk.opt: Delete.
1156 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1158 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.
1160 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
1163 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
1164 * configure: Regenerate.
1165 * config.in: Regenerate.
1166 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
1167 instead of sahf only for 64bit targets.
1169 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1172 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
1173 setup_ref_regs for DEBUG_INSNs.
1175 2010-05-20 Jan Hubicka <jh@suse.cz>
1178 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
1180 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1183 * df-scan.c (df_ref_compare): Stabilize sort.
1185 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1187 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
1188 argument. Don't use DW_OP_piece if offset is non-zero,
1189 put offset into second DW_OP_bit_piece argument.
1190 (dw_sra_loc_expr): Adjust callers. For memory expressions
1193 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
1196 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
1197 settings for 16-bit-constant "addo" alternative.
1199 2010-05-19 James E. Wilson <wilson@codesourcery.com>
1201 * config/mips/mips-dsp.md (add<DSPV:mode>3,
1202 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
1205 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
1206 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
1209 2010-05-19 Joseph Myers <joseph@codesourcery.com>
1211 * diagnostic.c (FLOAT, FFS): Don't undefine.
1212 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
1213 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
1216 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
1218 * combine.c (propagate_for_debug): Call make_compound_operation
1219 on the source value.
1220 (try_combine): When implementing a split chosen by find_split_point,
1221 either copy i2src or set it to null. Assert that i2src is not null
1222 before substituting into CALL_INSN_FUNCTION_USAGE.
1224 2010-05-19 Anatoly Sokolov <aesok@post.ru>
1226 * double-int.h (double_int_ior): New function.
1227 * tree.h (build_int_cst_wide_type): Remove.
1228 * tree.c (build_int_cst_wide_type): Remove.
1229 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
1230 of build_int_cst_wide_type.
1231 * stor-layout.c (set_sizetype): (Ditto.).
1232 * dojump.c (do_jump): Use build_int_cstu instead of
1233 build_int_cst_wide_type.
1235 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
1237 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
1238 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
1239 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
1240 * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
1241 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
1242 propagate the 'data' argument to copy_tree_r.
1243 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
1244 Propagate 'data' argument to walk_tree.
1245 (copy_if_shared): New function.
1246 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
1247 (unmark_visited): New function.
1248 (unshare_body): Call copy_if_shared instead of doing it manually.
1249 (unvisit_body): Call unmark_visited instead of doing it manually.
1251 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
1253 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
1254 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
1255 * hooks.c: Likewise.
1256 * target-def.h (TARGET_FOLD_BUILTIN): Define to
1257 hook_tree_tree_int_treep_bool_null.
1258 * target.h (struct gcc_target): Update signature of fold_builtin
1260 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
1261 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
1262 instead of the call expression.
1263 (fold_builtin_call_array): Pass n and argarray directly.
1264 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
1266 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
1267 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
1268 `i' and use it in place of `arity'.
1269 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
1270 Dereference `args' directly.
1271 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
1273 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1275 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1277 (Directives): Document optional dg-require-effective-target
1280 2010-05-19 Richard Guenther <rguenther@suse.de>
1283 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
1285 2010-05-19 Richard Guenther <rguenther@suse.de>
1287 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
1288 * common.opt (fwhopr=): New.
1289 * opts.c (common_handle_option): Handle OPT_fwhopr.
1290 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
1291 * collect2.c (main): Match -fwhopr*.
1292 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
1293 Execute ltrans stage in parallel when jobs is bigger than 1.
1295 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1297 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
1298 pentiumpro on Solaris 8/x86 with Sun as.
1299 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
1301 (gcc_cv_as_ix86_quad): Check for .quad directive.
1302 * configure: Regenerate.
1303 * config.in: Regenerate.
1304 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
1306 2010-05-19 Martin Jambor <mjambor@suse.cz>
1308 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
1309 also for indirect edges. Actual printing moved...
1310 (ipa_print_node_jump_functions_for_edge): ...here.
1311 (ipa_compute_jump_functions): Renamed to
1312 ipa_compute_jump_functions_for_edge and made static.
1313 (ipa_compute_jump_functions): New function.
1314 (make_edge_direct_to_target): Check if the number of arguments on
1315 the newly direct edge is the same as the number of parametrs of
1317 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
1318 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
1319 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1320 analysis functions unconditionally, call the new
1321 ipa_analyze_params_uses on the node instead of every edge.
1323 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
1325 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
1327 (dump_mem_ref): Adopt debug code to handle a tree as step. This
1328 also checks for a constant int vs. non-constant but
1329 loop-invariant steps.
1330 (find_or_create_group): Change the sort algorithm to only consider
1331 steps that are constant ints.
1332 (idx_analyze_ref): Adopt code to handle a tree instead of a
1333 HOST_WIDE_INT for step.
1334 (gather_memory_references_ref): Handle tree instead of int and be
1335 prepared to see a NULL_TREE.
1336 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
1337 prefetches if the step cannot be calculated at compile time.
1338 (issue_prefetch_ref): Issue prefetches for non-constant but
1339 loop-invariant steps.
1341 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1344 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1346 * tree.h (build_call_list): Remove.
1347 * tree.c (build_call_list): Remove.
1349 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1351 * tree.h (build_call_list): Remove.
1352 * tree.c (build_call_list): Remove.
1354 2010-05-18 Jan Hubicka <jh@suse.cz>
1356 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
1358 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
1360 PR rtl-optimization/43332
1361 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
1363 2010-05-18 Anatoly Sokolov <aesok@post.ru>
1365 * tree.h (build_int_cstu): Implement as static inline.
1366 * tree.c (build_int_cstu): Remove function.
1367 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
1370 2010-05-18 Richard Guenther <rguenther@suse.de>
1373 * lto-wrapper.c (verbose): New variable. Initialize from -v.
1374 (debug): Initialize from -save-temps.
1375 (collect_execute): Print command-line when verbose.
1376 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
1377 for ltrans invocation. Produce -dumpbase flag again.
1378 (process_args): Remove.
1380 * collect2.c (maybe_run_lto_and_relink): Only pass object
1381 files to lto-wrapper.
1382 * gcc.c (LINK_COMMAND_SPEC): Likewise.
1384 2010-05-18 Jan Hubicka <jh@suse.cz>
1386 * opts.c (decode_options): Do not disable whopr at ipa_cp.
1387 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
1389 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
1392 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
1394 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
1397 2010-05-18 Jakub Jelinek <jakub@redhat.com>
1400 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
1403 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
1405 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
1406 lto-macho as lto_binary_reader.
1408 * darwin.c (darwin_asm_named_section): Do not add assembler comment
1409 after .section directive; just print it before the directive instead.
1411 2010-05-17 Jan Hubicka <jh@suse.cz>
1413 * cgraph.c (cgraph_create_virtual_clone): Only check
1414 versionable_function_p when not in wpa and checking is enabled.
1415 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
1416 there are no more functions to materialize.
1418 2010-05-17 Jan Hubicka <jh@suse.cz>
1420 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
1421 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
1423 (output_cgraph): Call output_cgraph_opt_summary.
1424 (input_cgrpah): Call input_cgraph_opt_summary.
1425 (output_cgraph_opt_summary_p, output_node_opt_summary,
1426 input_node_opt_summary, input_cgraph_opt_section): New functions.
1427 * lto-section-in.c (lto_section_name): Add cgraphopt.
1428 * tree-inline.c (tree_function_versioning): Handle parm_num.
1429 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
1430 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
1432 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
1434 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
1435 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
1436 the insn to prefetch ratio heuristic to loops with known trip count.
1438 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
1440 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
1441 (schedule_prefetches): Do not generate a prefetch if the unroll factor
1442 is far from what is required by the prefetch.
1444 2010-05-17 Jan Hubicka <jh@suse.cz>
1446 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
1447 (ipcp_estimate_growth): Likewise.
1448 (ipcp_const_param_count): Likewise.
1449 (ipcp_insert_stage): Likewise.
1450 * ipa-prop.c (visit_load_for_mod_analysis): New function.
1451 (visit_store_addr_for_mod_analysis): Set used flag.
1452 (ipa_detect_param_modifications): Set used flag for SSE params;
1453 update use of walk_stmt_load_store_addr_ops.
1454 (ipa_print_node_params): Print used flag.
1455 (ipa_write_node_info): Stream used flag.
1456 (ipa_read_node_info): Likewise.
1457 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
1458 (ipa_is_param_used): New function.
1459 (lto_ipa_fixup_call_notes): Remove unused declaration.
1461 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1464 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
1465 * configure: Regenerate.
1466 * config.in: Regenerate.
1467 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
1468 !HAVE_AS_IX86_REP_LOCK_PREFIX.
1469 Don't emit whitespace.
1470 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
1471 (*rep_movsi): Likewise.
1472 (*rep_movsi_rex64): Likewise.
1473 (*rep_movqi): Likewise.
1474 (*rep_movqi_rex64): Likewise.
1475 (*rep_stosdi_rex64): Likewise.
1476 (*rep_stossi): Likewise.
1477 (*rep_stossi_rex64): Likewise.
1478 (*rep_stosqi): Likewise.
1479 (*rep_stosqi_rex64): Likewise.
1480 (*cmpstrnqi_nz_1): Use {%;} after repz.
1481 (*cmpstrnqi_nz_rex_1): Likewise.
1482 (*cmpstrnqi_1): Likewise.
1483 (*cmpstrnqi_rex_1): Likewise.
1484 (*strlenqi_1): Use {%;} after repnz.
1485 (*strlenqi_rex_1): Likewise.
1486 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
1487 (*sync_compare_and_swap<mode>): Likewise.
1488 (sync_double_compare_and_swap<mode>): Likewise.
1489 (*sync_double_compare_and_swapdi_pic): Likewise.
1490 (sync_old_add<mode>): Likewise.
1491 (sync_add<mode>): Likewise.
1492 (sync_sub<mode>): Likewise.
1493 (sync_<code><mode>): Likewise.
1495 2010-05-17 Martin Jambor <mjambor@suse.cz>
1497 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
1498 otr_token and polymorphic.
1499 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
1500 (cgraph_clone_edge): Copy the above fields.
1501 * tree.c (get_binfo_at_offset): New function.
1502 * tree.h (get_binfo_at_offset): Declare.
1503 * ipa-prop.h (enum jump_func_type): Added known_type jump function
1504 type, reordered items, updated comments.
1505 (union jump_func_value): Added base_type field, reordered fields.
1506 (enum ipa_lattice_type): Moved down in the file.
1507 (struct ipa_param_descriptor): New field polymorphic.
1508 (ipa_is_param_polymorphic): New function.
1509 * ipa-prop.c: Include gimple.h and gimple-fold.h.
1510 (ipa_print_node_jump_functions): Print known type jump functions.
1511 (compute_complex_pass_through): Renamed to...
1512 (compute_complex_assign_jump_func): this.
1513 (compute_complex_ancestor_jump_func): New function.
1514 (compute_known_type_jump_func): Likewise.
1515 (compute_scalar_jump_functions): Create known type and complex ancestor
1517 (ipa_note_param_call): New parameter polymorphic, set the corresponding
1518 flag in the call note accordingly.
1519 (ipa_analyze_call_uses): Renamed to...
1520 (ipa_analyze_indirect_call_uses): this. New parameter target, define
1521 variable var only in the block where it is used.
1522 (ipa_analyze_virtual_call_uses): New function.
1523 (ipa_analyze_call_uses): Likewise.
1524 (combine_known_type_and_ancestor_jfs): Likewise.
1525 (update_jump_functions_after_inlining): Implemented handling of a
1526 number of new jump function types combination.
1527 (print_edge_addition_message): Removed.
1528 (make_edge_direct_to_target): New function.
1529 (try_make_edge_direct_simple_call): Likewise.
1530 (try_make_edge_direct_virtual_call): Likewise.
1531 (update_call_notes_after_inlining): Renamed to...
1532 (update_indirect_edges_after_inlining): this. Moved edge creation for
1533 indirect calls to try_make_edge_direct_simple_call, also calls
1534 try_make_edge_direct_virtual_call for virtual calls.
1535 (ipa_print_node_params): Changed the header message.
1536 (ipa_write_jump_function): Stream also known type jump functions.
1537 (ipa_read_jump_function): Likewise.
1538 (ipa_write_indirect_edge_info): Stream new fields in
1539 cgraph_indirect_call_info.
1540 (ipa_read_indirect_edge_info): Likewise.
1541 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
1544 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1546 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
1548 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
1550 * tree.h (CALL_EXPR_ARGS): Delete.
1551 (call_expr_arglist): Delete.
1552 * tree.c (call_expr_arglist): Delete.
1553 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
1554 targetm.fold_builtin.
1555 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
1556 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
1557 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
1558 arglist parameter. Use CALL_EXPR_ARG.
1559 (picochip_expand_builtin_3op): Likewise.
1560 (picochip_expand_builtin_2opvoid): Likewise.
1561 (picochip_expand_array_get): Likewise.
1562 (picochip_expand_array_put): Likewise.
1563 (picochip_expand_array_testport): Likewise.
1564 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
1565 rather than arglist.
1566 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
1568 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
1569 than TREE_VALUE and TREE_CHAIN.
1570 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
1571 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
1574 2010-05-17 Jakub Jelinek <jakub@redhat.com>
1577 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
1578 to have no fallthru edge.
1581 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
1582 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
1583 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
1584 add BARRIER after previous bb if needed.
1586 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
1588 * tree.c (build_function_type_list_1): Remove bogus assert condition.
1590 2010-05-17 Alan Modra <amodra@gmail.com>
1592 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
1593 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
1594 with copy_reg rtx param.
1595 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
1596 Correct cases where code for ABI_V4 did not initialise the reg
1597 used to access frame. Also leave frame_reg_rtx as sp for large
1598 frames that save no regs.
1600 2010-05-17 Martin Jambor <mjambor@suse.cz>
1603 * tree-sra.c (create_access_replacement): New parameter rename, mark
1604 the replaement for renaming only when it is true.
1605 (get_access_replacement): Pass true in the rename parameter of
1606 create_access_replacement.
1607 (get_unrenamed_access_replacement): New function.
1608 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
1609 replacement declaration from it.
1611 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
1613 * function.c (try_fit_stack_local, add_frame_space): New static
1615 (assign_stack_local_1): Use them. Look for opportunities to use
1616 space previously wasted on alignment.
1617 * function.h (struct frame_space): New.
1618 (struct rtl_data): Add FRAME_SPACE_LIST member.
1619 * reload1.c (something_was_spilled): New static variable.
1620 (alter_reg): Set it.
1621 (reload): Test it in addition to testing if the frame size changed.
1623 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
1625 * config/s390/s390.c: Define sane prefetch settings and activate
1626 flag_prefetch_loop_arrays on -O3.
1627 * config/s390/s390.h: Declare that read can use write prefetch.
1629 2010-05-17 Jakub Jelinek <jakub@redhat.com>
1631 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
1634 2010-05-16 Jan Hubicka <jh@suse.cz>
1636 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
1637 function body; do not check stdarg field of struct function.
1639 2010-05-16 Jan Hubicka <jh@suse.cz>
1641 * cgraph.c (dump_cgraph_node): Dump versionable flag.
1642 * cgraph.h (cgraph_local_info): Add versionable flag.
1643 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
1644 (ipcp_versionable_function_p): Use it.
1645 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
1648 2010-05-16 Jan Hubicka <jh@suse.cz>
1650 * cgraph.c (cgraph_clone_node): Take decl argument and insert
1651 clone into hash when it is different from orig.
1652 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
1653 * cgraph.h (cgraph_clone_node): Update prototype.
1654 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
1655 (lto_cgraph_encoder_delete): Delete body map.
1656 (lto_cgraph_encoder_size): Move to header.
1657 (lto_cgraph_encoder_encode_body_p,
1658 lto_set_cgraph_encoder_encode_body): New.
1659 (lto_output_node): Do not take written_decls argument; output clone_of
1661 (add_node_to): Add include_body_argument; call
1662 lto_set_cgraph_encoder_encode_body on master of the clone.
1663 (add_references): Update use of add_node_to.
1664 (compute_ltrans_boundary): Likewise.
1665 (output_cgraph): Do not create written_decls bitmap.
1666 (input_node): Take nodes argument; stream in clone_of correctly.
1667 (input_cgraph_1): Update use of input_node.
1668 * lto-streamer-out.c (lto_output): Use encoder info to decide
1669 what bodies to output.
1670 * ipa-inline.c (cgraph_clone_inlined_nodes,
1671 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
1672 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
1673 (lto_cgraph_encoder_size): Define here.
1674 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
1677 2010-05-16 Richard Guenther <rguenther@suse.de>
1679 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
1681 * ipa-type-escape.c (gate_type_escape_vars): Run when
1682 -fipa-struct-reorg runs.
1683 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
1684 * common.opt (fipa-type-escape): Remove.
1686 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1688 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
1689 (decode_options): Likewise.
1690 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
1692 2010-05-16 Jan Hubicka <jh@suse.cz>
1694 * ipa.c (function_and_variable_visibility): Also bring local all
1697 2010-05-16 Richard Guenther <rguenther@suse.de>
1699 * alias.c (nonoverlapping_memrefs_p): Remove use of
1700 IPA type-escape information.
1702 2010-05-16 Joseph Myers <joseph@codesourcery.com>
1704 * c-common.c (c_common_reswords): Add _Static_assert for C.
1705 * c-parser.c (c_token_starts_declaration,
1706 c_parser_next_token_starts_declaration,
1707 c_parser_static_assert_declaration_no_semi,
1708 c_parser_static_assert_declaration): New.
1709 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
1710 Handle static assertions if static_assert_ok.
1711 (c_parser_external_declaration, c_parser_declaration_or_fndef,
1712 c_parser_compound_statement_nostart, c_parser_label,
1713 c_parser_for_statement, c_parser_objc_methodprotolist,
1714 c_parser_omp_for_loop): All callers of
1715 c_parser_declaration_or_fndef changed.
1716 (c_parser_struct_declaration): Handle static assertions.
1717 (c_parser_compound_statement_nostart): Use
1718 c_parser_next_token_starts_declaration and
1719 c_token_starts_declaration to detect start of declarations.
1720 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
1723 2010-05-16 Anatoly Sokolov <aesok@post.ru>
1725 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1726 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1727 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1728 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1729 (mmix_function_outgoing_value): Rename to...
1730 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
1731 (mmix_function_value_regno_p): Make static.
1732 (mmix_libcall_value): New function.
1733 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
1734 mmix_function_value_regno_p): Remove declaration.
1736 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1738 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
1739 BUILT_IN_ALLOCA if stack checking is enabled.
1741 2010-05-16 Richard Guenther <rguenther@suse.de>
1743 * var-tracking.c (vars_copy_1): Inline ...
1744 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
1745 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
1746 (variable_merge_over_cur): Adjust. Merge asserts.
1747 (variable_merge_over_src): Likewise.
1748 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
1749 (variable_post_merge_new_vals): Merge asserts.
1750 (variable_post_merge_perm_vals): Likewise.
1751 (find_mem_expr_in_1pdv): Likewise.
1752 (dataflow_set_different_value): Remove.
1753 (onepart_variable_different_p): Merge asserts.
1754 (variable_different_p): Likewise.
1755 (dataflow_set_different_1): Inline ...
1756 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
1757 (emit_notes_for_differences_1): Merge asserts.
1759 2010-05-16 Richard Guenther <rguenther@suse.de>
1761 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
1762 * optabs.c (libfunc_decl_hash): Likewise.
1763 * varasm.c (emutls_decl): Likewise.
1765 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
1767 * c-decl.c: Don't include gimple.h.
1768 (merge_decls): Do not copy gimple_body.
1770 2010-05-15 Jason Merrill <jason@redhat.com>
1772 * c.opt: Add -fnothrow-opt.
1774 2010-05-15 Jan Hubicka <jh@suse.cz>
1776 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
1778 * passes.c (ipa_write_summaries): Write all analyzed nodes.
1780 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
1782 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
1783 * Makefile.in: Add it.
1784 Fix all other Makefile dependencies for changes below.
1785 * tree.h: Include it instead of defining VEC primitives here.
1786 * gimple.h: Likewise.
1788 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
1789 * except.h: Include vecir.h, break dependence on tree.h.
1791 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
1793 * tree-iterator.c: ...to here.
1794 * tree-iterator.h: Fix file introduction comment. Add extern markers.
1796 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
1798 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
1799 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
1800 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
1801 tree-mudflap.h, and target.h.
1802 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
1803 predict.h, tree-inline.h, gimple.h, and langhooks.h.
1804 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
1805 Add FIXME for why gimple.h is still included (should be unnecessary
1806 since GCC 4.5 gimplification unit-at-a-time).
1807 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
1808 * c-pragma.c: Add FIXME for why function.h needs to be included just
1809 for cfun, at front-end level.
1810 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
1811 Do not include ggc.h, but include vecprim.h for VEC(char).
1812 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
1813 Explain why target.h is included.
1814 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
1815 Explain why gimple.h is included.
1816 * c-ppoutput.c: Do not include tm.h.
1817 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
1818 * c-parses.c: Explain why rtl.h is included, and that this (and only
1819 this) is also why tm.h must be included.
1820 Do not include except.h.
1821 * c-lang.c: Do not include ggc.h.
1823 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
1825 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
1827 2010-05-15 Joseph Myers <joseph@codesourcery.com>
1829 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
1830 unions by default if those structs and unions have no tags. Do
1831 not condition anonymous struct and unions handling on flag_iso.
1832 Allow anonymous structs and unions for C1X.
1833 (finish_struct): Do not diagnose lack of named fields when
1834 anonymous structs and unions present for C1X. Accept flexible
1835 array members in structure with anonymous structs or unions but no
1836 directly named fields.
1837 * doc/extend.texi (Unnamed Fields): Update.
1839 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
1841 * gimple.h (compare_field_offset): Rename into...
1842 (gimple_compare_field_offset): ...this.
1843 * gimple.c (compare_field_offset): Rename into...
1844 (gimple_compare_field_offset): ...this. Compare the full access if
1845 the offset is self-referential.
1846 (gimple_types_compatible_p): Adjust for above renaming.
1847 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
1848 DECL_NONADDRESSABLE_P flag of fields before merging them.
1850 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
1852 * tree.h (ctor_to_list): Delete.
1853 * tree.c (ctor_to_list): Delete.
1855 2010-05-15 Jan Hubicka <jh@suse.cz>
1857 * ipa-reference.c: Include toplev.h
1858 (is_proper_for_analysis): Only add to all_module_statics
1860 (write_node_summary_p, stream_out_bitmap,
1861 ipa_reference_write_optimization_summary,
1862 ipa_reference_read_optimization_summary): New.
1863 (struct ipa_opt_pass_d pass_ipa_reference): Add
1864 optimization summary streaming.
1865 * lto-cgraph.c (referenced_from_this_partition_p,
1866 reachable_from_this_partition_p): New functions.
1867 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
1868 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
1869 * opts.c (decode_options): Enable ipa_reference.
1870 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
1871 * lto-streamer.h (referenced_from_this_partition_p,
1872 reachable_from_this_partition_p): Declare.
1874 2010-05-15 Richard Guenther <rguenther@suse.de>
1876 PR tree-optimization/44038
1877 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
1878 taking the address of a V_C_E of a constant.
1880 2010-05-14 Jan Hubicka <jh@suse.cz>
1882 * tree.h (memory_identifier_string): Remove.
1883 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
1884 (ipa_reference_global_vars_info_d): Remove statics_not_read and
1885 statics_not_written.
1886 (ipa_reference_optimization_summary_d): New structure.
1887 (ipa_reference_optimization_summary_t): New type and vector.
1888 (ipa_reference_vars_info_d): Embedd structures instead of using
1890 (reference_vars_to_consider): Remove out of GGC space.
1891 (module_statics_escape): Remove.
1892 (global_info_obstack): Rename to ...
1893 (optimization_summary_obstack): ... this one.
1894 (initialization_status_t): Remove.
1895 (memory_identifier_string): Remove.
1896 (get_reference_vars_info): Fix indenting.
1897 (set_reference_vars_info): Likewise.
1898 (get_reference_optimization_summary): New.
1899 (set_reference_optimization_summary): New.
1900 (get_global_reference_vars_info): Remove.
1901 (ipa_reference_get_read_global): Remove.
1902 (ipa_reference_get_written_global): Remove.
1903 (ipa_reference_get_not_read_global): Update.
1904 (ipa_reference_get_not_written_global): Update.
1905 (is_proper_for_analysis): Outlaw addressable.
1906 (propagate_bits): Update for new datastructures.
1907 (analyze_variable): Remove.
1908 (init_function_info): Update for new datastructures.
1909 (clean_function_local_data): Remove.
1910 (clean_function): Remove.
1911 (copy_global_bitmap): Use optimizations_summary_obstack.
1912 (duplicate_node_data): Duplicate optimization summary only.
1913 (remove_node_data): Remove optimization summary only.
1914 (generate_summary): Do not analyze variables; do not compute
1915 module_statics_escape; do not prune solutions by it.
1916 (read_write_all_from_decl): Fix typos in comments.
1917 (propagate): Doscover readonly and nonaddressable first;
1918 update for new datastructures; share global bitmaps.
1919 * ipa-reference.h (ipa_reference_get_read_global,
1920 ipa_reference_get_written_global): Remove.
1921 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
1922 * Makefile.in: Remove ipa-refereference from GT files.
1924 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1927 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
1928 for all SYMBOL_REF_DECLs.
1930 2010-05-14 Jan Hubicka <jh@suse.cz>
1932 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
1933 (varpool_all_refs_explicit_p): New inline function.
1934 * ipa-reference.c: Update comment.
1935 (module_statics_written): Remove.
1936 (get_static_decl): Remove.
1937 (ipa_init): Do not initialize module_statics_written.
1938 (analyze_function): Likewise.
1939 (generate_summary): Likewise; do not compute module_statics_readonly
1940 and do not update variable flags.
1941 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
1942 * ipa.c: Inlucde flags.h
1943 (cgraph_local_node_p): New.
1944 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
1945 promote functions to local.
1946 (ipa_discover_readonly_nonaddressable_vars): New function.
1947 (function_and_variable_visibility): Use cgraph_local_node_p.
1948 * varpool.c (varpool_finalize_decl): Set force_output for
1949 DECL_PRESERVE_P vars.
1951 2010-05-14 Jan Hubicka <jh@suse.cz>
1953 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
1955 2010-05-14 Richard Guenther <rguenther@suse.de>
1957 PR tree-optimization/44119
1958 * tree-ssa-pre.c (eliminate): Properly mark replacement of
1959 a PHI node necessary.
1961 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
1963 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
1965 2010-05-14 Jason Merrill <jason@redhat.com>
1968 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
1969 (gimple_call_set_nothrow): New.
1970 * gimple.c (gimple_build_call_from_tree): Call it.
1971 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
1974 * gimplify.c (gimplify_seq_add_stmt): No longer static.
1975 * gimple.h: Declare it.
1976 * gimple.c (gimple_build_eh_filter): No ops.
1978 2010-05-14 Jan Hubicka <jh@suse.cz>
1980 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
1981 nodes already in queue.
1982 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
1985 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1988 * cfgexpand.c (expand_debug_expr): If non-memory op0
1989 has BLKmode, return NULL.
1991 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
1993 * config.gcc: Add support for --with-cpu option for bdver1.
1994 * config/i386/i386.h (TARGET_BDVER1): New macro.
1995 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
1996 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1997 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
1998 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1999 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
2000 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
2001 (processor_type): Add PROCESSOR_BDVER1.
2002 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
2003 processor_type in config/i386/i386.h.
2004 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
2005 movaps <reg, reg> instead of movapd <reg, reg> when replacing
2006 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
2007 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
2008 to emit packed xor instead of packed double/packed integer
2009 xor for SSE and AVX when moving a zero value.
2010 * config/i386/sse.md: Add check for
2011 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
2012 movapd/movdqa for SSE and AVX.
2013 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
2014 single logical operations i.e and, or and xor instead of packed double
2015 logical operations for SSE and AVX.
2016 * config/i386/i386-c.c (ix86_target_macros_internal):
2017 Add PROCESSOR_BDVER1.
2018 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
2019 (has_fma4, has_xop): New.
2020 * config/i386/i386.c (bdver1_cost): New variable.
2021 (m_BDVER1): New macro.
2022 (m_AMD_MULTIPLE): Add m_BDVER1.
2023 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
2024 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
2025 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
2026 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
2027 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
2028 x86_tune_sse_partial_reg_dependency,
2029 x86_tune_sse_unaligned_load_optimal,
2030 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
2031 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
2032 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
2033 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
2034 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
2035 Enable/disable for bdver1.
2036 (processor_target_table): Add bdver1_cost.
2037 (cpu_names): Add bdver1.
2038 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
2039 processor_alias_table.
2040 (ix86_expand_vector_move_misalign): Change.
2041 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
2042 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
2043 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
2044 of movupd/movdqu for SSE and AVX.
2045 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
2046 (ix86_tune_adjust_cost): Add code for bdver1.
2047 (standard_sse_constant_opcode): Add check for
2048 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
2049 of packed double xor for SSE and AVX.
2051 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
2053 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
2056 2010-05-14 Tristan Gingold <gingold@adacore.com>
2058 * toplev.c (default_debug_hooks): Remove this variable.
2059 (process_options): Remove assignments to default_debug_hooks.
2061 2010-05-14 Martin Jambor <mjambor@suse.cz>
2063 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
2064 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
2065 * langhooks.h (struct lang_hooks_for_decls): Removed field
2067 * tree.c (free_lang_data): Remove assignment to
2068 lang_hooks.fold_obj_type_ref.
2069 * tree.def (OBJ_TYPE_REF): Update comment.
2071 2010-05-14 Richard Guenther <rguenther@suse.de>
2073 PR tree-optimization/44124
2074 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
2076 2010-05-14 Alan Modra <amodra@gmail.com>
2079 * config/rs6000/rs6000.c (struct machine_function): Reorder
2080 fields for better packing. Add lr_save_state.
2081 (rs6000_ra_ever_killed): Return lr_save_state if set.
2082 (rs6000_emit_eh_reg_restore): Set lr_save_state.
2084 2010-05-13 Jan Hubicka <jh@suse.cz>
2086 * varpool.c (decide_is_variable_needed): Drop code checking
2087 TREE_SYMBOL_REFERENCED.
2089 2010-05-13 Jan Hubicka <jh@suse.cz>
2091 * final.c (output_addr_const): Do not call mark_decl_referenced.
2092 * cgraphunit.c (process_function_and_variable_attributes): Use
2093 mark_needed_node dirrectly.
2094 (assemble_thunk): Do not call mark_decl_referenced.
2096 2010-05-13 Anatoly Sokolov <aesok@post.ru>
2098 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
2100 2010-05-13 Jeff Law <law@redhat.com>
2102 * ira-conflicts.c (print_allocno_conflicts): New function broken out
2104 (print_conflicts): Call print_allocno_conflicts.
2106 2010-05-13 Jakub Jelinek <jakub@redhat.com>
2109 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
2112 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
2114 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
2115 t-mingw-w64 or t-mingw-w32 for multilib configuration.
2116 * config/i386/t-mingw-w32: New.
2117 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
2119 2010-05-13 Martin Jambor <mjambor@suse.cz>
2121 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
2123 * gimple-fold.c (get_base_binfo_for_type): New function.
2124 (gimple_get_relevant_ref_binfo): Likewise.
2125 (gimple_fold_obj_type_ref_known_binfo): Likewise.
2126 (gimple_fold_obj_type_ref): Likewise.
2127 (fold_gimple_call): Simplify condition for folding virtual calls
2128 and call gimple_fold_obj_type_ref.
2129 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
2130 (gimple_fold_obj_type_ref_known_binfo): Likewise.
2132 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
2134 * config/rs6000/rs6000-protos.h
2135 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
2136 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
2137 (rs6000_debug_mode_dependent_address)
2138 (rs6000_mode_dependent_address_ptr): Likewise.
2140 2010-05-13 Jakub Jelinek <jakub@redhat.com>
2143 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
2145 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
2146 * tree-sra.c (create_access_replacement): Call unshare_expr before
2147 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
2148 * dwarf2out.c: Include tree-flow.h.
2149 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
2150 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2151 Handle DW_OP_bit_piece.
2152 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
2153 construct_piece_list, adjust_piece_list): New functions.
2154 (add_var_loc_to_decl): Handle SRA optimized variables.
2155 Adjust for var_loc_note to loc field renaming.
2156 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
2157 in VAR_LOCATION note.
2158 (new_loc_descr_op_bit_piece): New function.
2159 (dw_sra_loc_expr): New function.
2160 (dw_loc_list): Use it. Don't handle the last range after the
2161 loop, handle it inside of the loop. Adjust for var_loc_note
2162 to loc field renaming.
2163 (add_location_or_const_value_attribute): Only special case
2164 single entry loc lists if loc is NOTE_P. Adjust for
2165 var_loc_note to loc field renaming.
2166 (dwarf2out_var_location): Don't set newloc->var_loc_note
2167 and newloc->next here.
2169 2010-05-12 Jan Hubicka <jh@suse.cz>
2171 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
2173 * cgraph.h (cgraph_only_called_directly_p,
2174 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
2175 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
2176 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
2178 * ipa.c (cgraph_remove_unreachable_nodes): Use
2179 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
2181 * tree-inline.c (copy_bb): Check address_taken flag.
2182 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
2183 externally_visible flag.
2185 2010-05-12 Jason Merrill <jason@redhat.com>
2189 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
2190 * sdbout.c (plain_type_1): Likewise.
2191 * dwarf2out.c (is_base_type): Likewise.
2192 (gen_type_die_with_usage): Likewise. Generate
2193 DW_TAG_unspecified_type for any LANG_TYPE.
2195 2010-05-12 Jan Hubicka <jh@suse.cz>
2197 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
2199 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
2200 (cgraph_clone_edge): Update.
2201 (cgraph_node_remove_callees): Remove indirect calls too.
2202 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
2203 (cgraph_create_indirect_edge): Update prototype.
2204 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
2205 is_proper_for_analysis.
2206 (add_new_function, visited_nodes, function_insertion_hook_holder,
2207 get_local_reference_vars_info, mark_address_taken, mark_address,
2208 mark_load, mark_store, check_asm_memory_clobber, check_call,
2209 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
2210 (ipa_init): Do not initialize visited_nodes;
2211 function_insertion_hook_holder.
2212 (analyze_variable): Rewrite.
2213 (analyze_function): Rewrite.
2214 (copy_local_bitmap): Remove.
2215 (duplicate_node_dat): Do not duplicate local info.
2216 (generate_summary): Simplify to only walk cgraph.
2217 (write_node_summary_p, ipa_reference_write_summary,
2218 ipa_reference_read_summary): Remove.
2219 (propagate): Do not remove function insertion;
2221 (pass_ipa_reference): NULLify summary handling fields.
2222 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
2223 (input_edge): Input ecf_flags.
2224 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
2225 (update_indirect_edges_after_inlining): Ignore edges with unknown
2228 2010-05-12 Sriraman Tallam <tmsriram@google.com>
2230 * implicit-zee.c: New file.
2231 * tree-pass.h (pass_implicit_zee): Declare.
2232 * passes.c (init_optimization_passes): Add zee pass.
2233 * common.opt (fzee): New flag.
2234 * timevar.def (TV_ZEE): Define.
2235 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
2237 * Makefile.in (implicit-zee.o): Add new build file.
2239 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2240 Nathan Froyd <froydnj@codesourcery.com>
2242 * c-common.c (sync_resolve_params): Remove write-only variable.
2244 2010-05-12 Anatoly Sokolov <aesok@post.ru>
2246 * target.h (struct gcc_target): Add mode_dependent_address_p field.
2247 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2248 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
2249 * targhooks.c (default_mode_dependent_address_p): New function.
2250 * targhooks.h (default_mode_dependent_address_p): Declare function.
2251 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2252 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
2253 * recog.c (mode_dependent_address_p): Call mode_dependent_address_p
2254 target hook. Change return type to bool.
2255 * recog.h (mode_dependent_address_p): Change return type to bool.
2257 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2258 Nathan Froyd <froydnj@codesourcery.com>
2260 * tree-mudflap.c (build_function_type_0, build_function_type_1,
2261 build_function_type_2, build_function_type_3): Remove.
2262 (mudflap_init): Use build_function_type_list.
2264 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2265 Nathan Froyd <froydnj@codesourcery.com>
2267 * coverage.c (build_fn_info_value): Call build_constructor instead of
2268 build_constructor_from_list.
2269 (build_ctr_info_value): Likewise.
2270 (build_gcov_info): Likewise.
2272 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
2274 * tree.c (build_constructor): Compute TREE_CONSTANT for the
2275 resultant constructor.
2276 (build_constructor_single): Don't set TREE_CONSTANT.
2277 (build_constructor_from_list): Don't compute TREE_CONSTANT.
2279 2010-05-12 Jan Hubicka <jh@suse.cz>
2281 * cgraph.h (struct varpool_node): Add aux.
2282 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
2283 * varpool.c (varpool_remove_node): Do not remove initializer.
2284 (varpool_reset_queue): Export.
2285 (varpool_finalize_decl): Volatile vars are forced to be output.
2286 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
2288 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
2289 process_references, varpool_can_remove_if_no_refs): New functions.
2290 (cgraph_remove_unreachable_nodes): Handle variables too.
2292 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
2295 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
2297 2010-05-12 Jakub Jelinek <jakub@redhat.com>
2300 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
2301 change value of ORT_TASK.
2302 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
2303 (omp_notice_threadprivate_variable): New function.
2304 (omp_notice_variable): Call it for threadprivate variables.
2305 If enclosing ctx is a task, print enclosing task rather than
2306 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
2307 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
2308 if task has untied clause.
2311 * dwarf2out.c (base_type_die): Don't add name attribute here.
2312 (modified_type_die): Instead of sizetype use
2313 its underlying original type. If a DW_TAG_base_type doesn't
2314 have name added, add __unknown__.
2315 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
2316 always call force_type_die instead.
2318 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2320 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
2321 for __stack_chk_guard.
2323 2010-05-11 Jakub Jelinek <jakub@redhat.com>
2325 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
2326 don't call start_source_file debug hook here...
2327 (finish_options): ... but here, after outputting predefined and
2328 command line defines and undefs.
2331 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
2333 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
2334 optimizing away empty bb with no successors, move over its
2335 footer chain to fallthru predecessor.
2336 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
2337 (rtl_split_edge): For asm goto call patch_jump_insn even if
2338 splitting fallthru edge.
2341 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
2342 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
2343 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
2344 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
2348 * c-parser.c (c_parser_expression): Mark LHS of a comma
2349 expression as read if it is a decl, handled component or
2350 COMPOUND_EXPR with that on the RHS.
2351 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
2352 if it is a decl or handled component.
2354 2010-05-11 Jan Hubicka <jh@suse.cz>
2356 * lto-symtab.c (lto_symtab_free): New function.
2357 * lto-streamer.h (lto_symtab_free): Declare.
2359 2010-05-11 Jan Hubicka <jh@suse.cz>
2361 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
2362 that if function is needed it is reachable.
2363 (lto_output_node): See if it the function is reachable or referenced.
2364 (output_cgraph): Update call of lto_output_node.
2365 * lto-streamer.h (reachable_from_other_partition_p): Declare.
2367 2010-05-11 Jan Hubicka <jh@suse.cz>
2369 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
2372 2010-05-11 Jan Hubicka <jh@suse.cz>
2374 PR tree-optimize/44063
2375 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
2377 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
2379 (estimate_function_body_sizes): Compute sizes even when disregarding.
2381 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
2383 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
2385 2010-05-11 Jan Hubicka <jh@suse.cz>
2387 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
2388 into every boundary.
2390 2010-05-11 Jan Hubicka <jh@suse.cz>
2392 * matrix-reorg.c (matrix_reorg): Rebuild edges.
2394 2010-05-11 Jan Hubicka <jh@suse.cz>
2396 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
2397 lto_streamer_cache_delete): Put nodes into heap.
2398 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
2401 2010-05-11 Jan Hubicka <jh@suse.cz>
2403 * cgraphbuild.c (cgraph_rebuild_references): New.
2404 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
2406 * cgraph.h (cgraph_rebuild_references): Declare.
2407 * tree-inline.c (tree_function_versioning): Use it.
2408 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
2410 2010-05-11 Jan Hubicka <jh@suse.cz>
2412 * cgraph.c: Include ipa-utils.h
2413 (cgraph_create_virtual_clone): Update references.
2414 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
2416 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
2418 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
2419 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
2422 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
2424 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
2426 2010-05-11 Jakub Jelinek <jakub@redhat.com>
2428 * gcc.c (execute): For -### don't quote arguments that
2429 contain just alphanumerics and _/-. characters.
2430 * doc/invoke.texi: Document that change for -###.
2433 * df-problems.c (struct dead_debug): Add to_rescan field.
2434 (dead_debug_init): Clear to_rescan field.
2435 (dead_debug_finish): Rescan all debug insns in to_rescan
2436 bitmap and free the bitmap.
2437 (dead_debug_insert_before): Instead of rescanning debug insns
2438 immediately queue their rescanning until dead_debug_finish.
2439 (df_note_bb_compute): After dead_debug_add do continue instead
2442 2010-05-10 Jakub Jelinek <jakub@redhat.com>
2445 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
2446 clear also INSN_REG_USE_LIST.
2448 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2450 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
2452 2010-05-10 Jan Hubicka <jh@suse.cz>
2454 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
2457 2010-05-10 Jan Hubicka <jh@suse.cz>
2459 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
2461 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
2462 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
2463 (lto_streamer_cache_create): Init alloc pool.
2464 (lto_streamer_cache_delete): Free alloc pool.
2465 * lto-streamer.h: Include alloc pool.
2466 (lto_streamer_cache_d): Use alloc pool.
2467 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
2469 2010-05-10 Jan Hubicka <jh@suse.cz>
2471 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
2472 * cgraphbuild.c: Include except.h
2473 (record_type_list, record_eh_tables): New function.
2474 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
2476 2010-05-10 Jan Hubicka <jh@suse.cz>
2478 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
2479 __frame_dummy_init_array_entry, force_to_data): Attribute as used
2482 2010-05-10 Michael Matz <matz@suse.de>
2484 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
2485 (can_reassociate_p): Use FLOAT_TYPE_P.
2486 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
2487 (vect_force_simple_reduction): ... this.
2488 * tree-parloops.c (gather_scalar_reductions): Use
2489 vect_force_simple_reduction.
2490 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
2491 vect_is_simple_reduction, add modify argument, if true rewrite
2492 "a-b" into "a+(-b)".
2493 (vect_is_simple_reduction, vect_force_simple_reduction): New
2495 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
2497 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
2498 Vladimir Makarov <vmakarov@redhat.com>
2500 PR rtl-optimization/44012
2501 * ira-build.c (remove_unnecessary_allocnos): Nullify
2502 regno_allocno_map of the removed allocno.
2504 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2506 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
2508 * configure: Regenerate.
2510 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2512 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
2514 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
2515 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
2517 * configure: Regenerate.
2519 2010-05-10 Richard Guenther <rguenther@suse.de>
2521 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
2522 marked if the entry identifier is marked.
2524 2010-05-10 Richard Guenther <rguenther@suse.de>
2526 * c-common.c (struct c_common_attributes): Add fnspec attribute.
2527 (handle_fnspec_attribute): New function.
2528 * gimple.h (gimple_call_return_flags): Declare.
2529 (gimple_call_arg_flags): Likewise.
2530 * gimple.c (gimple_call_arg_flags): New function.
2531 (gimple_call_return_flags): Likewise.
2532 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
2534 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
2536 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
2537 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
2539 (make_heapvar_for): ... this new function.
2540 (handle_rhs_call): Handle fnspec attribute argument specifiers.
2541 (handle_lhs_call): Likewise.
2542 (find_func_aliases): Adjust.
2544 2010-05-10 Richard Guenther <rguenther@suse.de>
2546 PR tree-optimization/44050
2547 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
2549 2010-05-10 Wei Guozhi <carrot@google.com>
2552 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
2554 2010-05-09 Joseph Myers <joseph@codesourcery.com>
2557 * c-typeck.c (lookup_field): Take a type directly. Update
2559 (build_component_ref): Update call to lookup_field.
2560 (set_init_label): Use lookup_field to find initialized field.
2561 Handle returned list of fields like a sequence of designators.
2563 2010-05-09 Richard Guenther <rguenther@suse.de>
2566 * fold-const.c (tree_single_nonzero_warnv_p): Properly
2567 handle &FUNCTION_DECL.
2569 2010-05-09 Joseph Myers <joseph@codesourcery.com>
2572 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
2573 structures and unions recursively.
2574 (detect_field_duplicates): Move duplicate detection with a hash to
2575 detect_field_duplicates_hash. Always use a hash if anonymous
2576 structures or unions are present.
2577 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
2580 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
2583 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
2584 detect Atom, Core 2 and Core i7.
2586 2010-05-09 Richard Guenther <rguenther@suse.de>
2588 * gcc.c (store_arg): Handle temporary file deletion for
2591 2010-05-09 Richard Guenther <rguenther@suse.de>
2594 * ipa-inline.c (estimate_function_body_sizes): Return after
2595 disregarding inline limits.
2597 2010-05-09 Richard Guenther <rguenther@suse.de>
2599 * gcc.c (store_arg): Revert last change.
2601 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
2604 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
2605 (optimize_ops_list): Call it.
2607 2010-05-08 Richard Guenther <rguenther@suse.de>
2609 PR tree-optimization/44030
2610 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
2611 NECESSARY flag if we propagate from a inserted expression.
2613 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
2615 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
2616 domain types as equal if they are both PLACEHOLDER_EXPRs.
2618 2010-05-08 Richard Guenther <rguenther@suse.de>
2620 * lto-wrapper.c (run_gcc): Remove linker output from
2621 command line for LTRANS invocation.
2623 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
2625 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
2626 lto-macho as lto_binary_reader.
2627 * target.h (struct gcc_target): New hooks lto_start and lto_end.
2628 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
2629 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
2630 in lto_start and lto_end calls.
2631 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
2633 (scan_prog_file): Update is_elf_or_coff call.
2634 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
2636 * collect2.c (main): Fix enum comparison.
2638 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
2640 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
2641 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
2642 and TARGET_ASM_LTO_END.
2643 * darwin.c: Include obstack.h and lto-streamer.h.
2644 (lto_section_names_offset, lto_section_names_obstack,
2645 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
2647 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
2648 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
2649 to a temporary file.
2650 (darwin_asm_lto_end): New function. Restore asm_out_file.
2651 (darwin_asm_named_section): For LTO sections, replace the name with
2652 the offset of the section name in a string table, and build this
2654 (darwin_file_start): Initialize global vars for LTO support.
2655 (darwin_file_end): If output to asm_out_file was redirected, append it
2656 to the proper asm_out_file here. Add the section names section.
2658 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
2660 * c-pragma.c (pending_weak_d, pending_weak): New.
2661 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
2662 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
2663 handle_pragma_weak): Update the uses of pending_weaks.
2665 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2667 PR documentation/44016
2668 * doc/standards.texi (Standards): Link to unversioned
2669 cxx0x_status.html page.
2671 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
2674 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
2675 in addition to TREE_USED, to avoid "set but unused" warnings.
2677 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2679 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
2680 (is_loop_prefetching_profitable): Do not insert prefetches
2681 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
2682 times the prefetch ahead distance.
2684 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2686 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
2687 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
2688 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
2691 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2693 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
2694 a diagnostic info when the insn-to-mem ratio is too small.
2696 2010-05-07 Richard Guenther <rguenther@suse.de>
2698 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
2700 (store_arg): Queue temp_filename for deletion instead of
2703 2010-05-07 Richard Guenther <rguenther@suse.de>
2705 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
2706 (run_gcc): Handle LTRANS phase invocation.
2707 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
2709 2010-05-07 Jakub Jelinek <jakub@redhat.com>
2711 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
2712 this is also meaningful on PARM_DECLs and RESULT_DECLs.
2714 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2716 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
2718 2010-05-07 Richard Guenther <rguenther@suse.de>
2720 PR tree-optimization/44020
2721 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
2722 code when PRE is not yet initialized.
2724 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2726 * config/mips/dbxmdebug.h: Remove.
2727 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
2729 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
2731 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
2732 with null pointer and also warn about ordered comparison of zero with
2735 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2737 * graphite-blocking.c
2738 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
2739 * graphite-clast-to-gimple.c
2740 (clast_to_gcc_expression): Same.
2741 (precision_for_value): Same.
2742 (precision_for_interval): Same.
2743 (gcc_type_for_interval): Same.
2744 (graphite_create_new_guard): Same.
2745 (compute_bounds_for_level): Same.
2746 (graphite_create_new_loop_guard): Same.
2747 * graphite-interchange.c
2748 (build_linearized_memory_access): Same.
2749 (pdr_stride_in_loop): Same.
2750 (memory_strides_in_loop_1): Same.
2751 (memory_strides_in_loop): Same.
2752 (extend_scattering): Same.
2753 (psct_scattering_dim_for_loop_depth): Same.
2754 (pbb_number_of_iterations): Same.
2756 (debug_iteration_domains): Same.
2758 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
2759 (ppl_set_inhomogeneous_gmp): Same.
2760 (ppl_strip_loop): Same.
2761 (ppl_lexico_compare_linear_expressions): Same.
2762 (ppl_read_polyhedron_matrix): Same.
2763 (ppl_max_for_le_pointset): Same.
2765 (ppl_read_polyhedron_matrix): Same.
2766 (tree_int_to_gmp): Same.
2767 (gmp_cst_to_tree): Same.
2768 (ppl_set_inhomogeneous): Same.
2769 (ppl_set_inhomogeneous_tree): Same.
2770 (ppl_set_coef): Same.
2771 (ppl_set_coef_tree): Same.
2772 * graphite-sese-to-poly.c
2773 (build_pbb_scattering_polyhedrons): Same.
2774 (build_scop_scattering): Same.
2775 (scan_tree_for_params_right_scev): Same.
2776 (scan_tree_for_params): Same.
2777 (find_params_in_bb): Same.
2778 (find_scop_parameters): Same.
2779 (add_upper_bounds_from_estimated_nit): Same.
2780 (build_loop_iteration_domains): Same.
2781 (add_condition_to_domain): Same.
2782 (pdr_add_memory_accesses): Same.
2784 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2786 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
2787 CLooG's value_* macros to their respective mpz_* counterparts.
2788 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
2789 (graphite_create_new_loop_guard): Same.
2790 * graphite-interchange.c (build_linearized_memory_access): Same.
2791 (pdr_stride_in_loop): Same.
2792 (memory_strides_in_loop_1): Same.
2793 (1st_interchange_profitable_p): Same.
2794 * graphite-poly.c (extend_scattering): Same.
2795 (psct_scattering_dim_for_loop_depth): Same.
2796 (pbb_number_of_iterations): Same.
2797 (pbb_number_of_iterations_at_time): Same.
2798 * graphite-poly.h (new_1st_loop): Same.
2799 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
2800 (oppose_constraint): Same.
2801 (insert_constraint_into_matrix): Same.
2802 (ppl_set_inhomogeneous_gmp): Same.
2803 (ppl_set_coef_gmp): Same.
2804 (ppl_strip_loop): Same.
2805 (ppl_lexico_compare_linear_expressions): Same.
2806 (ppl_max_for_le_pointset): Same.
2807 (ppl_min_for_le_pointset): Same.
2808 (ppl_build_realtion): Same.
2809 * graphite-ppl.h (gmp_cst_to_tree): Same.
2810 (ppl_set_inhomogeneous): Same.
2811 (ppl_set_inhomogeneous_tree): Same.
2812 (ppl_set_coef): Same.
2813 (ppl_set_coef_tree): Same.
2814 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2815 (build_scop_scattering): Same.
2816 (add_value_to_dim): Same.
2817 (scan_tree_for_params_right_scev): Same.
2818 (scan_tree_for_params_int): Same.
2819 (scan_tree_for_params): Same.
2820 (find_params_in_bb): Same.
2821 (find_scop_parameters): Same.
2822 (add_upper_bounds_from_estimated_nit): Same.
2823 (build_loop_iteration_domains): Same.
2824 (create_linear_expr_from_tree): Same.
2825 (add_condition_to_domain): Same.
2826 (pdr_add_memory_accesses): Same.
2828 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
2829 Jason Merrill <jason@redhat.com>
2831 * c-common.c (c_common_reswords): Add nullptr.
2832 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
2833 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
2834 (gen_type_die_with_usage): Likewise.
2835 * dbxout.c (dbxout_type): Likewise.
2836 * sdbout.c (plain_type_1): Likewise.
2838 2010-05-06 Jason Merrill <jason@redhat.com>
2840 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
2841 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
2843 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
2845 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
2846 stripping WITH_SIZE_EXPR.
2847 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
2850 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2852 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
2853 list of obsolete configurations.
2854 Disabled check for obsolete configurations.
2855 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
2856 Removed support for previous versions.
2857 * config/mips/iris.h: Removed.
2858 * config/mips/iris5.h: Removed.
2859 * config/mips/iris6.h: Merged old iris.h contents.
2860 (TARGET_IRIX): Removed.
2861 (DRIVER_SELF_SPECS): Removed mabi=32.
2862 (IDENT_ASM_OP): Removed undef.
2863 (STARTFILE_SPEC): Removed mabi=32.
2864 (ENDFILE_SPEC): Likewise.
2865 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
2866 (MACHINE_TYPE): Update for IRIX 6.5.
2867 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
2868 TARGET_IRIX by TARGET_IRIX6.
2869 (mips_file_start): Likewise.
2870 (mips_output_external): Remove IRIX 5/6 O32 support.
2871 (mips_output_function_prologue): Likewise.
2872 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
2874 (TARGET_CPU_CPP_BUILTINS): Likewise.
2875 (TARGET_IRIX): Removed.
2876 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
2877 (MULTILIB_DIRNAMES): Removed 32.
2878 (MULTILIB_OSDIRNAMES): Removed ../lib.
2879 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
2880 (Specific, mips-sgi-irix5): Document removal.
2881 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
2882 Remove references to older IRIX 6 releases and the O32 ABI.
2884 2010-05-06 Jakub Jelinek <jakub@redhat.com>
2887 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
2888 instead of DF_REF_REAL_REG.
2890 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
2893 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
2894 handling to still return true for x64 targets.
2896 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2898 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
2900 2010-05-06 Jan Hubicka <jh@suse.cz>
2902 PR tree-optimization/43791
2903 * ipa-inline.c (update_caller_keys): Remove bogus
2904 disregard_inline_limits check.
2906 2010-05-06 Michael Matz <matz@suse.de>
2908 PR tree-optimization/43984
2909 * tree-ssa-pre.c (inserted_phi_names): Remove.
2910 (inserted_exprs): Change to bitmap.
2911 (create_expression_by_pieces): Set bits, don't append to vector.
2912 (insert_into_preds_of_block): Don't handle inserted_phi_names.
2913 (eliminate): Don't look at inserted_phi_names, remove deleted
2914 insns from inserted_exprs.
2915 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
2916 (init_pre, fini_pre): Allocate and free bitmaps.
2917 (execute_pre): Insert insns on edges before elimination.
2919 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2921 * tree.c (initializer_zerop): Handle STRING_CST.
2923 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
2926 * doc/invoke.texi (Wimplicit): Document as C only.
2927 * opts.c (common_handle_option): Add argument kind.
2928 (handle_option): Rename as read_cmdline_option. Factor out code to...
2929 (handle_option): ... here. New.
2930 (handle_options): Rename as read_cmdline_options.
2931 (decode_options): Update call.
2932 (set_option): Use option index instead of option pointer. Classify
2933 diagnostics correctly.
2934 (enable_warning_as_error): Call handle_option.
2935 * opts.h (set_option): Update declaration.
2936 (handle_option): Declare.
2937 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
2938 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
2939 * c-opts.c (set_Wimplicit): Delete.
2940 (c_family_lang_mask): New static constant.
2941 (c_common_handle_option): Add argument kind. Use handle_option
2942 instead of set_Wimplicit.
2943 (c_common_post_options): warn_implicit and warn_implicit_int
2944 are disabled by default.
2945 * c-common.c (warn_implicit): Do not define here.
2946 * c-common.h (warn_implicit): Do not declare here.
2947 (c_common_handle_option): Update declaration.
2948 * lto-opts.c (lto_reissue_options): Update call to set_option.
2950 2010-05-06 Richard Guenther <rguenther@suse.de>
2952 PR tree-optimization/43571
2953 * domwalk.c (walk_dominator_tree): Walk the dominator
2954 sons in more optimal order.
2956 2010-05-06 Richard Guenther <rguenther@suse.de>
2958 PR tree-optimization/43934
2959 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
2960 (stmt_cost): Likewise.
2961 (extract_true_false_args_from_phi): New helper.
2962 (determine_max_movement): For PHI nodes verify we can hoist them
2963 and compute their cost.
2964 (determine_invariantness_stmt): Handle PHI nodes.
2965 (move_computations_stmt): Likewise. Hoist PHI nodes in
2966 if-converted form using COND_EXPRs.
2967 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
2968 (tree_ssa_lim): Likewise.
2969 * tree-flow.h (tree_ssa_lim): Adjust prototype.
2970 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
2972 2010-05-06 Richard Guenther <rguenther@suse.de>
2974 PR tree-optimization/43987
2975 * tree-ssa-structalias.c (could_have_pointers): For possibly
2976 address-taken variables force pointers to be recorded.
2977 (create_variable_info_for_1): Likewise.
2978 (push_fields_onto_fieldstack): Pass in wheter all fields
2980 (find_func_aliases): Query types instead of vars whether
2981 they contain pointers where appropriate.
2983 2010-05-06 Jan Hubicka <jh@suse.cz>
2985 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
2986 (record_reference, mark_address, mark_load, mark_store): Record
2988 (record_references_in_initializer): Update call of record_references.
2989 (rebuild_cgraph_edges): Remove all references before rebuiding.
2990 * cgraph.c (cgraph_create_node): Clear ref list.
2991 (cgraph_remove_node): Remove references.
2992 (dump_cgraph_node): Dump references.
2993 (cgraph_clone_node): Clone references.
2994 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
2995 (struct cgraph_node, varpool_node): Add ref_lst.
2996 * ipa-ref.c: New file.
2997 * ipa-ref.h: New file.
2998 * ipa-ref-inline.h: New file.
2999 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
3000 (referenced_from_other_partition_p): New function.
3001 (lto_output_varpool_node): Take set arugment; call
3002 referenced_from_other_partition.
3003 (lto_output_ref): New.
3004 (add_references): New.
3006 (output_cgraph): Compute boundary based on references; output refs.
3007 (output_varpool): Accept cgraph_node_set argument.
3010 (input_cgraph): Call input_refs.
3011 * lto-section-in.c (lto_section_name): Add refs.
3012 * Makefile.in (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
3013 (ipa-ref.o): New file.
3014 * varpool.c (varpool_node): Clear ipa ref list.
3015 (varpool_remove_node): Remove references.
3016 (dump_varpool_node): Dump references.
3017 (varpool_assemble_decl): Only compile finalized ones.
3018 (varpool_extra_name_alias): Initialize ref list.
3019 * lto-streamer.c (lto-get_section_name): Add .refs section.
3020 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
3021 (referenced_from_other_partition_p): Declared.
3023 2010-05-06 Ira Rosen <irar@il.ibm.com>
3025 PR tree-optimization/43901
3026 * tree-vect-stmts.c (vectorizable_call): Assert that vector
3027 type is not NULL if it's transformation phase, and return
3028 FALSE if it's analysis.
3029 (vectorizable_conversion, vectorizable_operation,
3030 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
3032 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
3034 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
3036 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
3038 * config/mips/mips-protos.h
3039 (mips_small_register_classes_for_mode_p): Delete prototype.
3041 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
3043 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
3044 * config/arm/arm.c (multiple_operation_profitable_p,
3045 compute_offset_order): New static functions.
3046 (load_multiple_sequence, store_multiple_sequence): Use them.
3047 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
3048 memory offsets, not register numbers.
3049 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
3051 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
3053 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
3054 (get_pending_sizes, put_pending_size, put_pending_sizes):
3055 Update the uses of pending_sizes.
3056 * c-decl.c (store_parm_decls): Likewise.
3057 * c-tree.h (struct c_arg_info): Likewise.
3058 * tree.h: Update the prototype for get_pending_sizes and
3061 2010-05-05 Jason Merrill <jason@redhat.com>
3064 * c-common.c (handle_aligned_attribute): Respect
3065 ATTR_FLAG_TYPE_IN_PLACE.
3068 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
3069 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
3070 (TARGET_INITIALIZER): Use it.
3071 * c-common.c (attribute_takes_identifier_p): Call it.
3072 * c-common.h: Update prototype.
3073 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
3074 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
3076 2010-05-05 Jakub Jelinek <jakub@redhat.com>
3079 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
3080 DW_ID_down_case for Fortran compilation units.
3082 2010-05-05 Jan Hubicka <jh@suse.cz>
3084 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
3087 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
3089 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
3090 a variable-sized RESULT_DECL.
3092 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
3094 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
3096 2010-05-05 Jason Merrill <jason@redhat.com>
3099 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
3101 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
3103 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
3104 Jakub Jelinek <jakub@redhat.com>
3107 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
3108 (dead_debug_init, dead_debug_finish): New functions.
3109 (dead_debug_add, dead_debug_insert_before): Likewise.
3110 (df_note_bb_compute): Initialize a dead_debug object, add dead
3111 debug uses to it, insert debug bind insns before death insns,
3112 reset debug insns that refer to pending uses at the end.
3113 * rtl.h (make_debug_expr_from_rtl): New prototype.
3114 * varasm.c (make_debug_expr_from_rtl): New function.
3116 2010-05-05 Jan Hubicka <jh@suse.cz>
3118 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
3119 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
3120 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
3121 lto_varpool_encoder_deref, lto_varpool_encoder_size,
3122 lto_varpool_encoder_encode_initializer_p,
3123 lto_set_varpool_encoder_encode_initializer): New functions.
3124 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
3125 call output_varpool.
3126 (input_varpool_node): Do not always set analyzed.
3127 (input_cgraph_1): Return vector of cgraph nodes.
3128 (input_varpool_1): Return vector of varpools.
3129 (input_cgraph): Free the vectors.
3130 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3131 output only initializers needed.
3132 (lto_output): Only call output_cgraph.
3133 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
3134 * lto-section-out.c (lto_new_out_decl_state): Initialize
3135 state->varpool_node_encoder.
3136 * lto-streamer.h (lto_varpool_encoder_d): New.
3137 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
3138 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
3139 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
3140 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
3141 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
3143 (output_varpool, input_varpool): Remove declarations.
3145 2010-05-05 Jan Hubicka <jh@suse.cz>
3147 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
3148 with body can prevail.
3150 2010-05-05 Jan Hubicka <jh@suse.cz>
3152 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
3155 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3157 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
3159 * gengtype.h (erro_at_line): Constify pos argument.
3161 * gengtype.c: Include hashtab.h.
3162 (enum gc_used): Document GC_MAYBE_POINTED_TO.
3163 (error_at_line): Constify pos argument.
3164 (do_typedef): Initialize p->opt field.
3165 (get_file_gtfilename): Fix comment typo.
3166 (struct walk_type_data): Constify line field.
3167 (get_output_file_for_structure): New function.
3168 (write_local_func_for_structure): Constify orig_s argument.
3169 Use get_output_file_for_structure.
3170 (write_func_for_structure): Use get_output_file_for_structure.
3171 (INDENT): New define.
3172 (dump_pair, dump_type, dump_type_list, dump_typekind)
3173 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
3174 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
3176 (seen_types): New variable.
3177 (main): New variable do_dump. Process "-d" command line option.
3178 Call dump_everything if dump requested.
3180 2010-05-05 Jakub Jelinek <jakub@redhat.com>
3182 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
3183 in a temporary instead of invoking the macro multiple times.
3184 (track_expr_p): Likewise.
3186 2010-05-04 Neil Vachharajani <nvachhar@google.com>
3188 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
3190 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
3191 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
3192 conditions for printing notes.
3193 * common.opt (-Wcoverage-mismatch): Allow negative, default to
3194 true, update documentation.
3195 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
3197 2010-05-04 Jakub Jelinek <jakub@redhat.com>
3200 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
3203 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3206 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
3207 (*sse_prologue_save_insn1): Likewise.
3208 (SSE prologue save splitter): Likewise.
3210 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
3212 * tree.c (free_lang_data_in_one_sizepos): New inline function.
3213 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
3214 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
3215 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
3216 all decls. Call it on DECL_FIELD_OFFSET of fields.
3217 (find_decls_types_r): Follow DECL_VALUE_EXPR.
3218 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
3220 2010-05-04 Martin Jambor <mjambor@suse.cz>
3222 * tree-sra.c (build_access_from_expr_1): The first parameter type
3223 changed to simple tree.
3224 (build_access_from_expr): Likewise, gsi parameter was eliminated.
3225 (scan_assign_result): Renamed to assignment_mod_result, enum elements
3227 (build_accesses_from_assign): Removed all parameters except for a
3228 simple gimple statement. Now returns a simple bool.
3229 (scan_function): All non-analysis parts moved to separate functions
3230 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
3231 parameters and updated both callers.
3232 (sra_modify_expr): Removed parameter data.
3233 (sra_modify_function_body): New function.
3234 (perform_intra_sra): Call sra_modify_function_body to modify the
3236 (replace_removed_params_ssa_names): Parameter data changed into
3238 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
3239 changed the parameter dont_convert to convert with the opposite
3241 (sra_ipa_modify_assign): Parameter data changed into adjustments
3242 vector, return value changed to bool.
3243 (ipa_sra_modify_function_body): New function.
3244 (sra_ipa_reset_debug_stmts): Updated a comment.
3245 (modify_function): Use ipa_sra_modify_function_body to modify function
3248 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3251 * alias.c (true_dependence): Handle the same VALUE in x and mem.
3252 (canon_true_dependence): Likewise.
3253 (write_dependence_p): Likewise.
3255 2010-05-04 Jan Hubicka <jh@suse.cz>
3257 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
3258 * cgraphbuild.c: Include ipa-utils.h
3259 (record_reference_ctx): New struct.
3260 (record_reference): Simplify to work on initializers; not statements.
3261 (mark_address, mark_load, mark_store): New.
3262 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3264 (record_references_in_initializer): Update use of record_reference.
3265 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3268 2010-05-04 Jan Hubicka <jh@suse.cz>
3270 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
3271 node will be removed anyway.
3272 (lto_varpool_replace_node): Allow also unanalyzed nodes;
3273 relink aliases of node into prevailing node.
3274 * varpool.c (varpool_remove_node): Remove aliases properly;
3275 when removing node, remove all its aliases too; remove DECL_INITIAL
3276 of removed node; ggc_free the varpool node.
3278 2010-05-04 Richard Guenther <rguenther@suse.de>
3280 PR tree-optimization/43879
3281 * tree-ssa-structalias.c (alias_get_name): Use
3282 DECL_ASSEMBLER_NAME if available.
3283 (create_function_info_for): Return the varinfo node.
3284 (ipa_pta_execute): Associate same-body aliases and extra names
3285 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
3287 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
3289 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
3291 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
3294 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
3295 only if HONOR_REG_ALLOC_ORDER is not defined.
3297 2010-05-04 Richard Guenther <rguenther@suse.de>
3299 PR tree-optimization/43949
3300 * tree-vrp.c (extract_range_from_binary_expr): Only handle
3303 2010-04-26 Jason Merrill <jason@redhat.com>
3305 * c.opt (-fstrict-enums): New.
3306 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
3308 2010-05-03 David Ung <davidu@mips.com>
3309 James E. Wilson <wilson@codesourcery.com>
3311 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
3312 emit the trap instruction before the divide for TUNE_74K.
3314 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
3316 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
3317 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
3318 based on the above, for new target hook.
3320 * hooks.c (hook_bool_mode_true): New generic hook.
3321 * hooks.h (hook_bool_mode_true): Add prototype.
3323 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
3325 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
3326 target hook, set to hook_bool_mode_false.
3327 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
3328 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
3329 with targetm.small_register_classes_for_mode_p.
3330 (find_reusable_reload): Likewise.
3331 (combine_reloads): Likewise.
3332 * reload1.c (reload_as_needed): Likewise.
3333 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
3334 * ifcvt.c (noce_process_if_block, check_cond_move_block,
3335 dead_or_predicable): Likewise.
3336 * regmove.c (optimize_reg_copy_1): Likewise.
3337 * calls.c (prepare_call_address): Likewise.
3338 (precompute_register_parameters): Likewise.
3340 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
3342 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
3343 implementation of the hook that considers all register classes
3344 small except for SH64.
3345 (sh_override_options): Use the new hook.
3346 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
3349 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
3351 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
3352 implementation of the hook that considers all register classes
3354 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
3357 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
3359 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
3360 implementation of the hook that considers all register classes
3362 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
3365 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
3367 * config/m32c/m32c.h: Likewise.
3368 * config/pdp11/pdp11.h: Likewise.
3369 * config/avr/avr.h: Likewise.
3370 * config/xtensa/xtensa.h: Likewise.
3371 * config/m68hc11/m68hc11.h: Likewise.
3372 * config/mn10300/mn10300.h: Likewise.
3373 * config/mcore/mcore.h: Likewise.
3374 * config/h8300/h8300.h: Likewise.
3375 * config/bfin/bfin.h: Likewise.
3377 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
3378 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
3380 2010-05-03 Anatoly Sokolov <aesok@post.ru>
3382 * double-int.h (tree_to_double_int): Remove macro.
3383 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
3384 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
3385 (tree_to_double_int): New function.
3386 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
3388 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
3390 2010-05-03 Richard Guenther <rguenther@suse.de>
3392 PR tree-optimization/43971
3393 * tree-ssa-structalias.c (get_constraint_for_1): Fix
3394 constraints in the !flag_delete_null_pointer_checks case.
3396 2010-05-03 Jakub Jelinek <jakub@redhat.com>
3399 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
3400 result mode matches original rtl mode.
3402 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
3405 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
3407 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3409 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
3410 when processing flag options.
3412 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3414 * gcov-iov.c (main): Change format string placeholder
3415 from %#08x to 0x%08x.
3416 * genchecksum.c (dosum): Change format string placeholder
3417 from %#02x to 0x%02x.
3419 2010-05-02 Richard Guenther <rguenther@suse.de>
3421 PR tree-optimization/43879
3422 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
3424 2010-05-02 Bruno Haible <bruno@clisp.org>
3426 * doc/extend.texi (Function Attributes): Fix a typo.
3428 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3431 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
3432 placeholder from 0x%x to %#x.
3433 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
3434 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3435 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3436 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3437 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3438 * config/i386/i386.c (ix86_target_string): Ditto.
3439 * config/i386/i386.c (output_pic_addr_const): Ditto.
3440 (print_operand): Ditto.
3442 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3444 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
3445 placeholder from 0x%x to %#x.
3446 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
3447 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
3448 (ASM_OUTPUT_DEBUG_DATA): Ditto.
3449 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
3450 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
3451 * optc-gen.awk: Ditto.
3452 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
3453 (HOST_WIDE_INT_PRINT_HEX): Ditto.
3454 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
3455 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
3457 2010-05-01 Anatoly Sokolov <aesok@post.ru>
3459 * target.h (struct calls): Add function_value_regno_p field.
3460 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
3461 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
3462 * targhooks.c (default_function_value_regno_p): New function.
3463 * targhooks.h (default_function_value_regno_p): Declare function.
3464 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
3465 * builtins.c. (apply_result_size): (Ditto.).
3466 * combine.c. (likely_spilled_retval_p): (Ditto.).
3467 * mode-switching.c. Include 'target.h'.
3468 (create_pre_exit): Use function_value_regno_p hook.
3469 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
3470 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
3471 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
3473 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
3474 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
3475 (ix86_function_value_regno_p): Declare as static, change argument
3476 type to const unsigned int.
3477 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
3479 2010-05-01 Richard Guenther <rguenther@suse.de>
3481 PR tree-optimization/43949
3482 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
3484 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
3486 2010-05-01 Anatoly Sokolov <aesok@post.ru>
3488 * rtl.h (CONST_DOUBLE_P): Define.
3489 (rtx_to_double_int): Declare.
3490 * emit-rtl.c (rtx_to_double_int): New function.
3491 * dwarf2out.c (insert_double): New function.
3492 (loc_descriptor, add_const_value_attribute): Clean up, use
3493 rtx_to_double_int and insert_double functions.
3495 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
3497 * doc/extend.texi (Inline): Add missing return keyword to examples.
3498 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
3501 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
3503 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
3504 the variable part of the offset as well. Use highest_pow2_factor for
3505 all alignment checks.
3507 2010-04-30 Richard Guenther <rguenther@suse.de>
3509 PR tree-optimization/43879
3510 * tree-ssa-structalias.c (type_could_have_pointers): Functions
3513 2010-04-30 Jan Hubicka <jh@suse.cz>
3515 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
3517 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
3519 2010-04-30 Jan Hubicka <jh@suse.cz>
3521 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
3523 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
3524 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
3525 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
3526 cgraph_node_set_needs_ltrans_p): Remove.
3528 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
3530 * sdbout.c: Include vec.h, do not include varray.h.
3531 (deferred_global_decls, sdbout_global_decl,
3532 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
3533 * toplev.c: Do not include varray.h.
3534 (dump_memory_report): Do not dump VARRAY statistics.
3535 * gengtype.c (open_base_file): Ignore varray.h.
3536 * Makefile.in: Update for abovementioned changes.
3537 Remove all traces of varray.c and varray.h.
3538 * varray.c: Remove file.
3539 * varray.h: Remove file.
3541 2010-04-30 Jan Hubicka <jh@suse.cz>
3543 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
3546 2010-04-30 Jan Hubicka <jh@suse.cz>
3548 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
3551 2010-04-30 Richard Guenther <rguenther@suse.de>
3553 * tree-ssa-structalias.c (get_constraint_for_1): Generate
3554 constraints for CONSTRUCTOR.
3556 2010-04-30 Richard Guenther <rguenther@suse.de>
3559 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
3560 first after all lowering passes.
3562 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
3564 * toplev.c: Include varray.h for statistics dumping.
3565 * tree.h: Do not declare varray_head_tag.
3566 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
3567 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
3568 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
3569 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
3570 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
3571 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
3572 c-common.c, c-common.h, reg-stack.c, basic-block.h,
3573 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
3575 * Makefile.in: Update for abovementioned changes.
3577 2010-04-30 Jakub Jelinek <jakub@redhat.com>
3580 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
3582 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
3584 * config/picochip/picochip.c (picochip_legitimize_address): Define.
3585 Use this function to do machine-specific conversion.
3586 (picochip_legitimize_reload_address): Likewise.
3587 (picochip_legitimate_address_p): Check valid base register only if
3589 (picochip_check_conditional_copy): Check for modw only if opnd is
3591 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
3592 to call the function in c.
3593 * config/picochip/picochip-protos.h
3594 (picochip_legitimize_reload_address): Define.
3595 * config/picochip/picochip.md (supported_compare1): Define.
3597 2010-04-30 Jan Hubicka <jh@suse.cz>
3599 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
3600 (cgraph_global_info): Remove inlined.
3601 (LTO_cgraph_tag_names): Remove.
3602 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
3603 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
3604 simplify cgraph tags and document.
3605 (lto_output_node): Use only LTO_cgraph_unavail_node and
3606 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
3607 for_functions_valid, global info, process and output flags.
3608 (input_overwrite_node): Initialize estimated stack size and
3609 estimated growth. Do not read flags we no longer store.
3610 (input_node): Likewise do not read info no longer stored.
3611 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
3614 2010-04-30 Richard Guenther <rguenther@suse.de>
3616 PR tree-optimization/43879
3617 * tree-ssa-structalias.c (get_constraint_for_1): Properly
3618 handle non-zero initializers.
3620 2010-04-30 Richard Guenther <rguenther@suse.de>
3622 * builtins.c (fold_builtin_1): Delete free (0).
3624 2010-04-29 Jan Hubicka <jh@suse.cz>
3626 * gengtype.c (open_base_files): Add lto-streamer.h
3627 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
3628 (pass_ipa_cp): GGC collect.
3629 * toplev. (compile_file): Do not output symbols.
3630 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
3631 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
3632 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
3633 * lto-section-in.c: Include ggc.h
3634 (lto_new_in_decl_state): Alloc in GGC.
3635 (lto_delete_in_decl_state): Likewise.
3636 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
3639 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
3642 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
3643 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
3644 (HONOR_REG_ALLOC_ORDER): Describe new macro.
3645 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
3646 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
3647 account only if HONOR_REG_ALLOC_ORDER is not defined.
3648 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
3649 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
3651 2010-04-29 Jon Grant <04@jguk.org>
3653 * collect2.c (vflag): Change type from int to bool.
3655 (helpflag): New global bool.
3656 (main): Set vflag and debug with boolean, not integer truth values.
3657 Accept new "--help" option and output usage text if found.
3658 * collect2.h (vflag): Update prototype.
3661 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
3664 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
3666 2010-04-29 Richard Guenther <rguenther@suse.de>
3669 * plugin.h (invoke_plugin_callbacks): Annotate arguments
3670 with ATTRIBUTE_UNUSED.
3672 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
3675 * config/i386/i386.c (get_some_local_dynamic_name): Replace
3676 INSN_P with NONDEBUG_INSN_P.
3677 (distance_non_agu_define): Likewise.
3678 (distance_agu_use): Likewise.
3680 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
3682 From Dominique d'Humieres <dominiq@lps.ens.fr>
3684 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
3687 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
3689 * plugin.h (invoke_plugin_callbacks): New inline function.
3690 * plugin.c (flag_plugin_added): New global flag.
3691 (add_new_plugin): Initialize above flag.
3692 (invoke_plugin_callbacks): Rename to ...
3693 (invoke_plugin_callbacks_full): ... this.
3695 2010-04-28 Jan Hubicka <jh@suse.cz>
3697 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
3698 (lto_varpool_replace_node): New.
3699 (lto_symtab_resolve_symbols): Resolve varpool nodes.
3700 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
3701 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
3702 * cgraph.h (varpool_node_ptr): New type.
3703 (varpool_node_ptr): New vector.
3704 (varpool_node_set_def): New structure.
3705 (varpool_node_set): New type.
3706 (varpool_node_set): New vector.
3707 (varpool_node_set_element_def): New structure.
3708 (varpool_node_set_element, const_varpool_node_set_element): New types.
3709 (varpool_node_set_iterator): New type.
3710 (varpool_node): Add prev pointers, add used_from_other_partition,
3712 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
3713 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
3714 varpool_get_node, varpool_remove_node): Declare.
3715 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
3716 varpool_node_set_size): New inlines.
3717 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
3718 * tree-pass.h (varpool_node_set_def): Forward declare.
3719 (ipa_opt_pass_d): Summary writting takes vnode sets too.
3720 (ipa_write_optimization_summaries): Update prototype.
3721 * ipa-cp.c (ipcp_write_summary): Update.
3722 * ipa-reference.c (ipa_reference_write_summary): Update.
3723 * lto-cgraph.c (lto_output_varpool_node): New static function.
3724 (output_varpool): New function.
3725 (input_varpool_node): New static function.
3726 (input_varpool_1): New function.
3727 (input_cgraph): Input varpool.
3728 * ipa-pure-const.c (pure_const_write_summary): Update.
3729 * lto-streamer-out.c (lto_output): Update, output varpool too.
3730 (write_global_stream): Kill WPA hack.
3731 (produce_asm_for_decls): Update.
3732 (output_alias_pair_p): Handle variables.
3733 (output_unreferenced_globals): Output only needed partition of varpool.
3734 * ipa-inline.c (inline_write_summary): Update.
3735 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
3737 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
3738 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
3739 varpool_node_set_new, varpool_node_set_add,
3740 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
3741 debug_varpool_node_set): New functions.
3742 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
3743 (execute_one_pass): Process new decls too.
3744 (ipa_write_summaries_2): Pass around vsets.
3745 (ipa_write_summaries_1): Likewise.
3746 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
3748 (ipa_write_optimization_summaries_1): Pass around vsets.
3749 (ipa_write_optimization_summaries): Likewise.
3750 * varpool.c (varpool_get_node): New.
3751 (varpool_node): Update doubly linked lists.
3752 (varpool_remove_node): New.
3753 (dump_varpool_node): More dumping.
3754 (varpool_enqueue_needed_node): Update doubly linked lists.
3755 (decide_is_variable_needed): Kill ltrans hack.
3756 (varpool_finalize_decl): Kill lto hack.
3757 (varpool_assemble_decl): Skip decls in other partitions.
3758 (varpool_assemble_pending_decls): Update doubly linkes lists.
3759 (varpool_empty_needed_queue): Likewise.
3760 (varpool_extra_name_alias): Likewise.
3761 * lto-streamer.c (lto_get_section_name): Add vars section.
3762 * lto-streamer.h (lto_section_type): Update.
3763 (output_varpool, input_varpool): Declare.
3765 2010-04-28 Mike Stump <mikestump@comcast.net>
3767 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
3769 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3771 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
3772 record or union type with RECORD_OR_UNION_TYPE_P predicate.
3773 (lto_input_ts_type_tree_pointers): Likewise.
3774 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
3775 (lto_output_ts_type_tree_pointers): Likewise.
3777 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3779 Uniquization of constants at the Tree level
3780 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
3781 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
3783 (tree_output_constant_def): Declare.
3784 * gimplify.c (gimplify_init_constructor): When using block copy, first
3785 uniquize the constant constructor on the RHS.
3786 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
3787 DECL_IN_CONSTANT_POOL flag.
3788 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
3789 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
3791 (assemble_variable): Deal with symbols belonging to the tree constant
3793 (get_constant_section): Add ALIGN parameter and simplify.
3794 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
3795 (assemble_constant_contents): Use the expression of the VAR_DECL.
3796 (output_constant_def_contents): Use the alignment of the VAR_DECL.
3797 (tree_output_constant_def): New global function.
3798 (mark_constant): Use the expression of the VAR_DECL.
3799 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
3801 (output_object_block): Likewise and assemble the expression.
3803 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3805 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
3806 hash_tree, eq_tree): New tree hash table.
3807 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
3808 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
3809 lto_orig_address_remove): Reimplement.
3811 2010-04-28 Xinliang David Li <davidxl@google.com>
3814 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
3815 (compute_uninit_opnds_pos): New function.
3816 (is_non_loop_exit_postdominating): New function.
3817 (compute_control_dep_chain): New function.
3818 (find_pdom): New function.
3819 (convert_control_dep_chain_into_preds): New function.
3820 (find_predicates): New function.
3821 (find_control_equiv_block): New function.
3822 (collect_phi_def_edges): New function.
3823 (find_def_preds): New function.
3824 (find_dom): New function.
3825 (dump_predicates): New function.
3826 (get_cmp_code): New function.
3827 (is_value_included_in): New function.
3828 (find_matching_predicate_in_rest_chains): New function.
3829 (use_pred_not_overlap_with_undef_path_pred): New function.
3830 (is_use_properly_guarded): New function.
3831 (normalize_cond_1): New function.
3832 (is_and_or_or): New function.
3833 (normalize_cond): New function.
3834 (is_gcond_subset_of): New function.
3835 (is_subset_of_any): New function.
3836 (is_or_set_subset_of): New function.
3837 (is_and_set_subset_of): New function.
3838 (is_norm_cond_subset_of): New function.
3839 (is_pred_expr_subset_of): New function.
3840 (is_pred_chain_subset_of): New function.
3841 (is_included_in): New function.
3842 (is_superset_of): New function.
3843 (find_uninit_use): New function.
3844 (warn_uninitialized_phi): New function.
3845 (compute_possibly_undefined_names): New function.
3846 (ssa_undefined_value_p): New function.
3847 (execute_late_warn_uninitialized): New function.
3848 * tree-ssa.c (ssa_undefined_value_p): Removed.
3849 (warn_uninit): Changed to extern.
3850 (warn_uninitialized_phi): Removed.
3851 (warn_uninitialized_vars): Changed to extern.
3852 (execute_late_warn_uninitialized): Removed
3853 * tree-flow.h: Add new prototypes.
3854 * timevar.def: Add new time variable.
3855 * Makefile.in: Add new build file.
3857 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
3859 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3862 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3865 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
3867 2010-04-28 Martin Jambor <mjambor@suse.cz>
3869 * cgraph.h (struct cgraph_node): New field indirect_calls.
3870 (struct cgraph_indirect_call_info): New type.
3871 (struct cgraph_edge): Removed field indirect_call. New fields
3872 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
3873 (cgraph_create_indirect_edge): Declare.
3874 (cgraph_make_edge_direct): Likewise.
3875 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
3876 * ipa-prop.h (struct ipa_param_call_note): Removed.
3877 (struct ipa_node_params): Removed field param_calls.
3878 (ipa_create_all_structures_for_iinln): Declare.
3879 * cgraph.c: Described indirect edges and uids in initial comment.
3880 (cgraph_add_edge_to_call_site_hash): New function.
3881 (cgraph_edge): Search also among the indirect edges, use
3882 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
3883 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
3884 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
3886 (initialize_inline_failed): Assign a reason to indirect edges.
3887 (cgraph_create_edge_1): New function.
3888 (cgraph_create_edge): Moved some functionality to
3889 cgraph_create_edge_1.
3890 (cgraph_create_indirect_edge): New function.
3891 (cgraph_edge_remove_callee): Add an assert checking for
3893 (cgraph_edge_remove_caller): Special-case indirect edges.
3894 (cgraph_remove_edge): Likewise.
3895 (cgraph_set_edge_callee): New function.
3896 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
3897 (cgraph_make_edge_direct): New function.
3898 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
3899 the declaration of the call statement matches.
3900 (cgraph_node_remove_callees): Special-case indirect edges.
3901 (cgraph_clone_edge): Likewise.
3902 (cgraph_clone_node): Clone also the indirect edges.
3903 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
3904 indirect_call, dump count of indirect_calls edges.
3905 * ipa-prop.c (iinlining_processed_edges): New variable.
3906 (ipa_note_param_call): Create indirect edges instead of
3907 creating notes. New parameter node.
3908 (ipa_analyze_call_uses): New parameter node, pass it on to
3909 ipa_note_param_call.
3910 (ipa_analyze_stmt_uses): Likewise.
3911 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
3912 (print_edge_addition_message): Work on edges rather than on notes.
3913 (update_call_notes_after_inlining): Likewise, renamed to
3914 update_indirect_edges_after_inlining.
3915 (ipa_create_all_structures_for_iinln): New function.
3916 (ipa_free_node_params_substructures): Do not free notes.
3917 (ipa_edge_duplication_hook): Propagate bits within
3918 iinlining_processed_edges bitmap.
3919 (ipa_node_duplication_hook): Do not duplicate notes.
3920 (free_all_ipa_structures_after_ipa_cp): Renamed to
3921 ipa_free_all_structures_after_ipa_cp.
3922 (free_all_ipa_structures_after_iinln): Renamed to
3923 ipa_free_all_structures_after_iinln.
3924 (ipa_write_param_call_note): Removed.
3925 (ipa_read_param_call_note): Removed.
3926 (ipa_write_indirect_edge_info): New function.
3927 (ipa_read_indirect_edge_info): Likewise.
3928 (ipa_write_node_info): Do not stream notes, do stream information
3930 (ipa_read_node_info): Likewise.
3931 (lto_ipa_fixup_call_notes): Removed.
3932 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
3933 * ipa-inline.c (pass_ipa_inline): Likewise.
3934 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
3935 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
3936 * tree-inline.c (copy_bb): Removed an unnecessary double check for
3938 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
3940 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
3941 (output_cgraph): Stream also indirect edges.
3942 (lto_output_edge): Added capability to stream indirect edges.
3943 (input_edge): Likewise.
3944 (input_cgraph_1): Likewise.
3945 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
3948 2010-04-28 Richard Guenther <rguenther@suse.de>
3950 PR tree-optimization/43879
3951 PR tree-optimization/43909
3952 * tree-ssa-structalias.c (struct variable_info): Add
3953 only_restrict_pointers flag.
3954 (new_var_info): Initialize it. Increment stats.total_vars here.
3955 (create_function_info_for): Do not increment stats.total_vars here.
3956 (get_function_part_constraint): Fix build with C++.
3957 (insert_into_field_list): Remove.
3958 (push_fields_onto_fieldstack): Properly merge fields.
3959 (create_variable_info_for): Split and simplify.
3960 (create_variable_info_for_1): New piece.
3961 (intra_create_variable_infos): Properly make restrict constraints
3964 2010-04-28 Richard Guenther <rguenther@suse.de>
3967 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
3969 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
3970 Jan Hubicka <hubicka@ucw.cz>
3972 * doc/invoke.texi (-Wsuggest-attribute=const,
3973 -Wsuggest-attribute=pure): Document.
3974 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
3975 (function_always_visible_to_compiler_p,
3976 suggest_attribute, warn_function_pure, warn_function_const):
3978 (check_call): Improve debug info.
3979 (analyze_function): Do not check availability.
3980 (add_new_function): Check availability.
3981 (propagate): Output warnings.
3982 (skip_function_for_local_pure_const): New function.
3983 (local_pure_const): Use it; output warnings.
3984 * common.opt (Wsuggest-attribute=const,
3985 Wsuggest-attribute=pure): New.
3987 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3989 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
3990 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
3991 or DW_CFA_def_cfa_offset{,_sf}.
3993 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3995 * tree.h: Fix truncated long macros.
3997 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
3999 * collect2.c (TARGET_64BIT): Redefine to target's default.
4000 * tlink.c: Likewise.
4001 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
4002 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
4003 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
4004 for underscoring __USER_LABEL_PREFIX__.
4005 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
4006 (SUB_LINK_ENTRY32): New.
4007 (SUB_LINK_ENTRY64): New.
4008 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
4009 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
4010 (SUB_LINK_ENTRY64): New.
4011 (SUB_LINK_ENTRY): New.
4012 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
4013 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
4014 x64 target is choosen.
4015 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
4016 * configure: Regenerated.
4017 * configure.ac (leading-mingw64-underscores): Option added.
4019 2010-04-27 Jan Hubicka <jh@suse.cz>
4021 * doc/invoke.texi (-fipa-profile): Document.
4022 * opts.c (decode_options): Enable ipa-profile at -O1.
4023 * timevar.def (TV_IPA_PROFILE): Define.
4024 * common.opt (fipa-profile): Add.
4025 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
4027 (cgraph_propagate_frequency): Handle only local ones.
4028 * tree-pass.h (pass_ipa_profile): Declare.
4029 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
4030 (pass_ipa_profile): Use TV_IPA_PROFILE.
4031 * ipa.c (ipa_profile): New function.
4032 (gate_ipa_profile): Likewise.
4033 (pass_ipa_profile): New global variable.
4034 * passes.c (pass_ipa_profile): New.
4036 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
4038 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
4040 2010-04-27 Martin Jambor <mjambor@suse.cz>
4043 * ipa.c (dissolve_same_comdat_group_list): New function.
4044 (function_and_variable_visibility): Call
4045 dissolve_same_comdat_group_list when comdat group contains external or
4047 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
4048 lists are circular and that they contain only DECL_ONE_ONLY nodes.
4050 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
4052 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
4053 (const_hash_1) <VECTOR_CST>: New case.
4054 (compare_constant) <VECTOR_CST>: Likewise.
4055 <ADDR_EXPR>: Deal with LABEL_REFs.
4056 (copy_constant) <VECTOR_CST>: New case.
4058 2010-04-27 Jan Hubicka <jh@suse.cz>
4060 * cgraph.c (cgraph_propagate_frequency): New function.
4061 * cgraph.h (cgraph_propagate_frequency): Declare.
4062 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
4063 cgraph_propagate_frequency.
4065 2010-04-27 Jakub Jelinek <jakub@redhat.com>
4067 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
4069 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
4072 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
4073 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
4074 here to determine which regs to push and how much stack to reserve.
4076 2010-04-27 Jie Zhang <jie@codesourcery.com>
4078 * doc/gimple.texi (gimple_statement_with_ops): Remove
4079 addresses_taken field.
4080 (gimple_statement_with_memory_ops): Likewise.
4082 2010-04-27 Jan Hubicka <jh@suse.cz>
4084 * tree-inline.c (eni_inlining_weights): Remove.
4085 (estimate_num_insns): Special case more builtins.
4087 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
4090 * c-typeck.c (build_binary_op): Move forward check for comparison
4091 pointer with null pointer constant and adjust the diagnostic message.
4093 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
4096 * configure.ac (gcc_cv_as_section_has_align): Set if installed
4097 binutils supports extended .section directive needed by LTO, or
4098 warn if older binutils found.
4099 (LTO_BINARY_READER): New AC_SUBST'd variable.
4100 (LTO_USE_LIBELF): Likewise.
4101 * gcc/config.gcc (lto_binary_reader): New target-specific configure
4103 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
4104 (LTO_USE_LIBELF): Likewise.
4105 * configure: Regenerate.
4107 * collect2.c (is_elf): Rename from this ...
4108 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
4109 object files in addition to ELF-formatted ones.
4110 (scan_prog_file): Caller updated. Also allow for LTO info marker
4111 symbol to be prefixed or not by an extra underscore.
4113 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
4114 * config/i386/winnt.c: Also #include lto-streamer.h
4115 (i386_pe_asm_named_section): Specify 1-byte section alignment for
4117 (i386_pe_asm_output_aligned_decl_common): Add comment.
4118 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
4120 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
4123 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
4124 Add missing earlyclobber for second alternative.
4126 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
4128 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
4129 bits for artificial defs at the top of the block.
4130 * fwprop.c (single_def_use_enter_block): Don't call it.
4132 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
4135 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
4136 instead of "$gcc_cv_objdump -T".
4137 Use "-undefined dynamic_lookup" on darwin.
4138 * gcc/configure: Regenerate.
4140 2010-04-26 Jakub Jelinek <jakub@redhat.com>
4143 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
4145 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4147 * c-parser.c (struct c_token): Move location field up.
4148 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
4149 (struct c_declspecs): Convert typespec_word, storage_class, and
4150 default_int_p into bitfields.
4151 (struct c_declarator): Move loc field up.
4153 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4155 * cfgloop.h (struct loop): Move can_be_parallel field up.
4156 * ipa-prop.h (struct ip_node_params): Move bitfields up.
4157 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
4159 (struct iv_cand): Convert pos field into a bitfield.
4160 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
4162 (struct _stmt_vec_info): Shuffle fields for better packing.
4164 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4166 * varasm.c (IN_NAMED_SECTION): Remove guard.
4167 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
4168 (IN_NAMED_SECTION_P): ...this.
4169 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
4170 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
4172 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4174 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
4175 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
4176 of shadowing it. Fix comments.
4178 2010-04-26 Jan Hubicka <jh@suse.cz>
4180 * cgraph.c (cgraph_create_node): Set node frequency to normal.
4181 (cgraph_clone_node): Copy function frequency.
4182 * cgraph.h (node_frequency): New enum
4183 (struct cgraph_node): Add.
4184 * final.c (rest_of_clean_state): Update.
4185 * lto-cgraph.c (lto_output_node): Output node frequency.
4186 (input_overwrite_node): Input node frequency.
4187 * tre-ssa-loop-ivopts (computation_cost): Update.
4188 * lto-streamer-out.c (output_function): Do not output function
4190 * predict.c (maybe_hot_frequency_p): Update and handle functions
4192 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
4194 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
4195 (compute_function_frequency): Set noreturn functions to be executed
4197 (choose_function_section): Update.
4198 * lto-streamer-in.c (input_function): Do not input function frequency.
4199 * function.c (allocate_struct_function): Do not initialize function
4201 * function.h (function_frequency): Remove.
4202 (struct function): Remove function frequency.
4203 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
4204 (try_update): Update.
4205 * tree-inline.c (initialize_cfun): Do not update function frequency.
4206 * passes.c (pass_init_dump_file): Update.
4207 * i386.c (ix86_compute_frame_layout): Update.
4208 (ix86_pad_returns): Update.
4210 2010-04-26 Jie Zhang <jie@codesourcery.com>
4212 PR tree-optimization/43833
4213 * tree-vrp.c (range_int_cst_p): New.
4214 (range_int_cst_singleton_p): New.
4215 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
4216 when both operands are constants. Use range_int_cst_p in
4219 2010-04-26 Jan Hubicka <jh@suse.cz>
4221 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
4223 2010-04-26 Richard Guenther <rguenther@suse.de>
4226 * gimple.c (gimple_decl_printable_name): Deal gracefully
4227 with a NULL DECL_NAME.
4229 2010-04-26 Richard Guenther <rguenther@suse.de>
4232 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
4233 if emitting debug information and it is either a function
4234 or a namespace decl.
4236 2010-04-26 Ira Rosen <irar@il.ibm.com>
4238 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
4239 determine if the statement is vectorizable, and a macro to access it.
4240 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4241 Skip statements that can't be vectorized. If the analysis fails,
4242 mark the statement as unvectorizable if vectorizing basic block.
4243 (vect_compute_data_refs_alignment): Likewise.
4244 (vect_verify_datarefs_alignment): Skip statements marked as
4245 unvectorizable. Add print.
4246 (vect_analyze_group_access): Skip statements that can't be
4247 vectorized. If the analysis fails, mark the statement as
4248 unvectorizable if vectorizing basic block.
4249 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
4250 * tree-vect-stmts.c (vectorizable_store): Fix the number of
4251 generated stmts for SLP.
4252 (new_stmt_vec_info): Initialize the new field.
4253 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
4254 statements marked as unvectorizable.
4256 2010-04-25 Joseph Myers <joseph@codesourcery.com>
4258 * c-common.c (flag_isoc1x): New.
4259 (flag_isoc99): Update comment.
4260 * c-common.h (flag_isoc1x): New.
4261 (flag_isoc99): Update comment.
4262 * c-cppbuiltin.c (builtin_define_float_constants): Also define
4263 __<type>_DECIMAL_DIG__.
4264 * c-opts.c (set_std_c1x): New.
4265 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
4266 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
4267 * c.opt (-std=c1x, -std=gnu1x): New options.
4268 * doc/cpp.texi: Mention -std=c1x.
4269 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
4270 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
4271 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
4272 * doc/standards.texi: Mention C1X.
4273 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
4274 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
4275 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
4278 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
4280 * config/i386/gmon-sol2.c (_mcleanup): Change format string
4281 placeholder from 0x%x to %#x.
4282 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
4283 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
4284 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
4285 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
4286 * config/i386/i386.c (ix86_target_string): Ditto.
4287 (output_pic_addr_const): Ditto.
4288 (print_operand): Ditto.
4290 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
4292 * combine.c (find_split_point): Add third argument. Use it
4293 to find nested multiply-accumulate instructions. Adjust calls.
4294 (try_combine): Adjust call to find_split_point.
4296 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
4298 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
4300 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
4302 PR tree-optimization/41442
4303 * fold-const.c (merge_truthop_with_opposite_arm): New function.
4304 (fold_binary_loc): Call it.
4306 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4308 * toplev.c (general_init): Set default for fdiagnostics-show-option.
4309 * opts.c (common_handle_option): Allow disabling it.
4310 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
4312 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
4314 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
4315 between modes if both types are integral.
4317 2010-04-23 Richard Guenther <rguenther@suse.de>
4319 PR tree-optimization/43572
4320 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
4322 2010-04-23 Richard Guenther <rguenther@suse.de>
4325 * tree-inline.c (tree_can_inline_p): Also check compatibility
4328 2010-04-23 Martin Jambor <mjambor@suse.cz>
4330 PR tree-optimization/43846
4331 * tree-sra.c (struct access): New flag grp_assignment_read.
4332 (build_accesses_from_assign): Set grp_assignment_read.
4333 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
4334 (enum mark_read_status): New type.
4335 (analyze_access_subtree): Propagate grp_assignment_read, create
4336 accesses also if both direct_read and root->grp_assignment_read.
4338 2010-04-23 Martin Jambor <mjambor@suse.cz>
4341 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
4342 function does not have type attributes.
4344 2010-04-23 Richard Guenther <rguenther@suse.de>
4347 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
4350 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4352 * sese.h (create_if_region_on_edge): Remove.
4354 * sese.c (create_if_region_on_edge): Make static.
4356 * tree-inline.c: Do not include ggc.h.
4358 * expr.c: Do not include ggc.h.
4360 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
4363 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
4366 * config/sh/sh.c (find_barrier): Don't emit a constant pool
4367 in the middle of insns for casesi_worker_2.
4369 2010-04-22 David Edelsohn <edelsohn@gnu.org>
4371 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
4373 2010-04-22 Ira Rosen <irar@il.ibm.com>
4375 PR tree-optimization/43842
4376 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
4377 loop unrolling in update of exit phis. Fix comment.
4378 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
4379 least two reduction statements in the loop before starting SLP
4382 2010-04-22 Nick Clifton <nickc@redhat.com>
4384 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
4386 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
4388 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
4391 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4393 * tree-parloops.c (loop_parallel_p): New argument
4394 parloop_obstack. Pass it down.
4395 (parallelize_loops): New variable parloop_obstack. Initialize it,
4396 pass it down, free it.
4398 * tree-loop-linear.c (linear_transform_loops): Pass down
4401 * tree-data-ref.h (lambda_compute_access_matrices): New argument
4402 of type struct obstack *.
4404 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
4405 scratch_obstack. Initialize it, pass down, free it.
4407 * lambda.h (lambda_loop_new): Remove.
4408 (lambda_matrix_new, lambda_matrix_inverse)
4409 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
4410 argument of type struct obstack *.
4412 * lambda-trans.c (lambda_trans_matrix_new): New argument
4413 lambda_obstack. Pass it down, use obstack allocation for ret.
4414 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
4417 * lambda-mat.c (lambda_matrix_get_column)
4418 (lambda_matrix_project_to_null): Remove.
4419 (lambda_matrix_new): New argument lambda_obstack. Use obstack
4421 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
4424 * lambda-code.c (lambda_loop_new): New function.
4425 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
4426 (lambda_compute_auxillary_space, lambda_compute_target_space)
4427 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
4428 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
4429 (build_access_matrix): New argument lambda_obstack. Use obstack
4431 (lambda_compute_step_signs, lambda_compute_access_matrices): New
4432 argument lambda_obstack. Pass it down.
4434 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4436 * optabs.h (expand_widening_mult): Declare.
4438 2010-04-22 Richard Guenther <rguenther@suse.de>
4440 PR tree-optimization/43845
4441 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
4442 lookup the CALL_EXPR function and arguments.
4444 2010-04-22 Nick Clifton <nickc@redhat.com>
4446 * config/stormy16/stormy16.c
4447 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
4448 * config/stormy16/stormy16.h: Tidy up formatting.
4449 (DONT_USE_BUILTIN_SETJMP): Remove definition.
4450 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
4451 (ineqbranchsi): Delete pattern.
4452 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
4453 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
4454 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
4455 stormy16-lib2-ucmpsi2.c.
4457 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4459 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
4460 df_simulate_find_noclobber_defs as appropriate. Keep track of an
4461 extra set merge_set_noclobber, and use it to relax the final test
4463 * df.h (df_simulate_find_noclobber_defs): Declare.
4464 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
4466 (df_simulate_find_noclobber_defs): New function.
4468 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
4470 * config/i386/i386.md: Use {} around multi-line preparation statements.
4472 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4474 * c-tree.h (push_init_level, pop_init_level, set_init_index)
4475 (process_init_element): New argument of type struct obstack *.
4477 * c-typeck.c (push_init_level, pop_init_level, set_designator)
4478 (set_init_index, set_init_label, set_nonincremental_init)
4479 (set_nonincremental_init_from_string, find_init_member)
4480 (output_init_element, output_pending_init_elements)
4481 (process_init_element): New argument braced_init_obstack. Pass it
4483 (push_range_stack, add_pending_init): New argument
4484 braced_init_obstack. Use obstack allocation.
4486 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
4487 braced_init_obstack. Pass it down.
4488 (c_parser_braced_init): New variables ret, braced_init_obstack.
4489 Initialize obstack, pass it down and finally free it.
4491 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4494 * tree-pass.h (pass_optimize_widening_mul): Declare.
4495 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
4496 gate_optimize_widening_mul): New static functions.
4497 (pass_optimize_widening_mul): New.
4498 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
4499 <case MULT_EXPR>: Remove support for widening multiplies.
4500 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
4501 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
4502 simplify_gen_unary rather than directly building extensions.
4503 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
4505 * expmed.c (expand_widening_mult): New function.
4506 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
4508 2010-04-21 Jan Hubicka <jh@suse.cz>
4510 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
4511 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
4512 * lto-wpa-fixup.c: Remove.
4513 * Makefile.in (lto-wpa-fixup.o): Remove.
4514 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
4515 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
4516 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
4518 2010-04-21 Jan Hubicka <jh@suse.cz>
4520 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
4521 add write_optimization_summary, read_optimization_summary.
4522 (ipa_write_summaries_of_cgraph_node_set): Remove.
4523 (ipa_write_optimization_summaries): Declare.
4524 (ipa_read_optimization_summaries): Declare.
4525 * ipa-cp.c (pass_ipa_cp): Update.
4526 * ipa-reference.c (pass_ipa_reference): Update.
4527 * ipa-pure-const.c (pass_ipa_pure_const): Update.
4528 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
4530 * ipa-inline.c (pass_ipa_inline): Update.
4531 * ipa.c (pass_ipa_whole_program): Update.
4532 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
4533 * passes.c (ipa_write_summaries_1): Do not test wpa.
4534 (ipa_write_optimization_summaries_1): New.
4535 (ipa_write_optimization_summaries): New.
4536 (ipa_read_summaries): Do not test ltrans.
4537 (ipa_read_optimization_summaries_1): New.
4538 (ipa_read_optimization_summaries): New.
4540 2010-04-21 Jan Hubicka <jh@suse.cz>
4542 * lto-cgraph.c (lto_output_node): Do not output comdat groups
4544 (output_cgraph): Do not arrange comdat groups for boundary nodes.
4546 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4549 * dwarf2out.c (add_name_and_src_coords_attributes): Add
4550 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
4552 2010-04-21 Jan Hubicka <jh@suse.cz>
4554 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
4556 2010-04-21 Jan Hubicka <jh@suse.cz>
4558 * varpool.c (decide_is_variable_needed): Variable is always needed
4561 2010-04-21 Jan Hubicka <jh@suse.cz>
4563 * opts.c (decode_options): Enable pure-const pass for whopr.
4565 2010-04-21 Jan Hubicka <jh@suse.cz>
4567 * cgraph.c (dump_cgraph_node): Dump also assembler name.
4568 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
4570 (cgraph_decide_inlining): Do not expect callee to be removed in all
4573 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
4575 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
4577 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
4579 * config/i386/i386.md (x86_shrd): Add athlon_decode and
4580 amdfam10_decode attributes.
4582 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4585 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
4586 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
4587 (lower_copyprivate_clauses): Use private var in outer
4588 context instead of original var. Make sure the types
4589 are correct for VLAs.
4591 2010-04-21 Richard Guenther <rguenther@suse.de>
4593 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
4594 to non-pointer objects.
4596 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4598 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
4599 last chain entry if it starts with the still current label.
4600 (add_location_or_const_value_attribute): Check that
4601 loc_list->first->next is NULL instead of comparing ->first with ->last.
4602 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
4603 to add_var_loc_to_decl.
4605 * dwarf2out.c (output_call_frame_info): For dw_cie_version
4606 >= 4 add also address size and segment size fields into CIE header.
4608 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
4609 long as address size is the same as sizeof (void *) and
4611 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
4612 address size or segment size is unexpected, return DW_EH_PE_omit.
4613 (classify_object_over_fdes): If get_cie_encoding returned
4614 DW_EH_PE_omit, return -1.
4615 (init_object): If classify_object_over_fdes returned -1,
4616 pretend there were no FDEs at all.
4618 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
4620 * config/i386/i386.md (bswap<mode>2): Macroize expander from
4621 bswap{si,di}2 using SWI48 mode iterator.
4622 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
4623 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
4624 set modrm attribute of bswap insn to 0 and remove length attribute.
4625 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
4626 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
4627 set mode attribute to <MODE> and remove length attribute.
4629 2010-04-20 James E. Wilson <wilson@codesourcery.com>
4631 PR rtl-optimization/43520
4632 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
4633 zero available registers.
4635 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4637 * builtins.c (fold_builtin_cproj): Fold more cases.
4639 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4641 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
4642 (fold_builtin_1): Fold builtin cproj.
4643 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
4644 Use ATTR_CONST_NOTHROW_LIST.
4646 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
4648 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
4649 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
4650 ffsi2_no_cmove for !TARGET_CMOVE.
4651 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
4652 (ffssi2): Remove expander.
4653 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
4655 (ctz<mode>2): Ditto from ctz{si,di}2.
4656 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
4658 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
4661 2010-04-20 Jakub Jelinek <jakub@redhat.com>
4663 * dwarf2out.c (AT_linkage_name): Define.
4664 (clone_as_declaration): Handle DW_AT_linkage_name.
4665 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
4666 of DW_AT_MIPS_linkage_name.
4667 (move_linkage_attr): Likewise.
4668 (dwarf2out_finish): Likewise.
4670 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
4673 * fold-const.c (fold_comparison): New folding rule.
4675 2010-04-20 Anatoly Sokolov <aesok@post.ru>
4677 * double-int.h (double_int_setbit): Declare.
4678 * double-int.c (double_int_setbit): New function.
4679 * rtl.h (immed_double_int_const): Declare.
4680 * emit-rtl.c (immed_double_int_const): New function.
4681 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
4682 and immed_double_int_const functions.
4683 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
4684 expand_copysign_bit): (Ditto.).
4685 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
4686 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
4687 * dojump.c (prefer_and_bit_test): (Ditto.).
4688 * expr.c (convert_modes, reduce_to_bit_field_precision,
4689 const_vector_from_tree): (Ditto.).
4690 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4692 2010-04-20 Jan Hubicka <jh@suse.cz>
4694 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
4695 (dump_cgraph_node): Dump new flags.
4696 * cgraph.h (struct cgraph_node): Add flags
4697 reachable_from_other_partition and in_other_partition.
4698 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
4699 other partition can not be removed.
4700 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
4701 the other partition must be output; silence sanity checking on
4702 leaking functions bodies from other paritition.
4703 * lto-cgraph.c (reachable_from_other_partition_p): New function.
4704 (lto_output_node): Output new flags; do not sanity check that inline
4705 clones are output; drop lto_forced_extern_inline_p code; do not mock
4706 visibility flags at partition boundaries.
4707 (add_node_to): New function.
4708 (output_cgraph): Use it to sort functions so masters appear before
4710 (input_overwrite_node): Input new flags.
4711 * passes.c (ipa_write_summaries): Do not call
4712 lto_new_extern_inline_states.
4713 * lto-section-out.c (forced_extern_inline,
4714 lto_new_extern_inline_states lto_delete_extern_inline_states,
4715 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
4716 * lto-streamer.h (lto_new_extern_inline_states,
4717 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
4718 lto_forced_extern_inline_p): Kill.
4720 2010-04-20 Richard Guenther <rguenther@suse.de>
4722 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
4723 from vars that can have pointers.
4724 (process_constraint): Dump useless constraints.
4726 2010-04-20 Richard Guenther <rguenther@suse.de>
4728 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
4729 (dump_sa_points_to_info): Remove asserts.
4730 (init_base_vars): nothing_id isn't an escape point nor does it
4733 2010-04-20 Jakub Jelinek <jakub@redhat.com>
4735 * tree.h (TYPE_REF_IS_RVALUE): Define.
4736 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
4737 should_move_die_to_comdat, prune_unused_types_walk): Handle
4738 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
4739 (modified_type_die, gen_reference_type_die): Emit
4740 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
4741 if TYPE_REF_IS_RVALUE and -gdwarf-4.
4743 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4746 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
4747 calls for -fpic -m31 if they have been sibcall optimized.
4749 2010-04-19 James E. Wilson <wilson@codesourcery.com>
4751 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
4752 ar.lc fixed and call-used.
4754 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
4756 2010-04-19 Jan Hubicka <jh@suse.cz>
4758 * opts.c (decode_options): Disable whpr incompatible passes.
4759 * lto/lto.c (lto_1_to_1_map): Skip clones.
4760 (read_cgraph_and_symbols): Do not mark everything as needed.
4761 (do_whole_program_analysis): Do map only after optimizing;
4762 set proper cgraph_state; use passmanager.
4764 2010-04-19 DJ Delorie <dj@redhat.com>
4766 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
4767 POINTER_PLUS_EXPR and fix them.
4769 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
4771 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
4772 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
4773 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
4774 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
4775 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
4776 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
4777 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
4778 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
4779 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
4780 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
4781 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
4783 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
4785 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
4786 (check_cond_move_block): Likewise.
4787 (cond_move_process_if_block): Likewise.
4788 (noce_find_if_block): Improve formatting.
4789 (find_if_header): Pass 0 to memset and tweak conditions.
4790 (cond_exec_find_if_block): Fix long lines and tweak conditions.
4792 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4794 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
4798 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
4799 with non-local decl doesn't need chain.
4801 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
4803 * ira-color.c (allocno_reload_assign): Avoid accumulating
4804 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
4806 2010-04-19 Martin Jambor <mjambor@suse.cz>
4808 * gimple.h (create_tmp_reg): Declare.
4809 * gimplify.c (create_tmp_reg): New function.
4810 (gimplify_return_expr): Use create_tmp_reg.
4811 (gimplify_omp_atomic): Likewise.
4812 (gimple_regimplify_operands): Likewise.
4813 * tree-dfa.c (make_rename_temp): Likewise.
4814 * tree-predcom.c (predcom_tmp_var): Likewise.
4815 (reassociate_to_the_same_stmt): Likewise.
4816 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
4817 (get_replaced_param_substitute): Likewise.
4818 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
4819 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
4820 * tree-ssa-pre.c (get_representative_for): Likewise.
4821 (create_expression_by_pieces): Likewise.
4822 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
4823 (create_tailcall_accumulator): Likewise.
4825 2010-04-19 Martin Jambor <mjambor@suse.cz>
4827 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
4829 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
4831 2010-04-19 Richard Guenther <rguenther@suse.de>
4833 PR tree-optimization/43796
4834 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
4835 from SCEV in the lattice.
4836 (vrp_visit_phi_node): Dump change.
4838 2010-04-19 Richard Guenther <rguenther@suse.de>
4840 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
4841 * configure: Re-generated.
4843 2010-04-19 Richard Guenther <rguenther@suse.de>
4845 PR tree-optimization/43783
4846 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
4847 constant ARRAY_REF operands two and three if possible.
4849 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
4852 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
4854 2010-04-19 Jie Zhang <jie@codesourcery.com>
4857 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
4859 2010-04-19 Ira Rosen <irar@il.ibm.com>
4861 PR tree-optimization/37027
4862 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
4863 and macro to access it.
4864 (vectorizable_reduction): Add argument.
4865 (vect_get_slp_defs): Likewise.
4866 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
4867 statements for possible use in SLP.
4868 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
4869 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
4870 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
4872 (vectorizable_reduction): Likewise.
4873 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
4875 (vectorizable_type_demotion, vectorizable_type_promotion,
4876 vectorizable_store): Likewise.
4877 (vect_analyze_stmt): Update call to vectorizable_reduction.
4878 (vect_transform_stmt): Likewise.
4879 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
4880 (vect_build_slp_tree): Fix indentation. Check that there are no loads
4881 from different interleaving chains in same node.
4882 (vect_slp_rearrange_stmts): New function.
4883 (vect_supported_load_permutation_p): Allow load permutations for
4884 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
4885 inside SLP nodes if necessary.
4886 (vect_analyze_slp_instance): Handle reductions.
4887 (vect_analyze_slp): Try to build SLP instances originating from groups
4889 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
4890 (vect_get_constant_vectors): Create initial vectors for reductions
4891 according to reduction code. Add new argument.
4892 (vect_get_slp_defs): Add new argument, pass it to
4893 vect_get_constant_vectors.
4894 (vect_schedule_slp_instance): Remove SLP tree root statements.
4896 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4898 * tree.h (ENUM_IS_SCOPED): Define.
4899 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
4900 for ENUM_IS_SCOPED enums.
4902 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
4904 * fold-const.c (fold_comparison): Use ssizetype.
4905 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
4906 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
4907 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
4908 * tree-object-size.c (compute_object_sizes): Use size_type_node.
4910 * tree.h (initialize_sizetypes): Remove parameter.
4911 (build_common_tree_nodes): Remove second parameter.
4912 * stor-layout.c (initialize_sizetypes): Remove parameter.
4913 Always create an unsigned type.
4914 (set_sizetype): Assert that the passed type is unsigned and simplify.
4915 * tree.c (build_common_tree_nodes): Remove second parameter.
4916 Adjust call to initialize_sizetypes.
4917 * c-decl.c (c_init_decl_processing): Remove second argument in call to
4918 build_common_tree_nodes.
4920 2010-04-18 Matthias Klose <doko@ubuntu.com>
4922 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
4924 2010-04-18 Ira Rosen <irar@il.ibm.com>
4926 PR tree-optimization/43771
4927 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
4928 load permutation doesn't have gaps.
4930 2010-04-18 Jan Hubicka <jh@suse.cz>
4932 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
4933 (sse_prologue_save_insn expander): Use new pattern.
4934 (sse_prologue_save_insn1): New pattern and splitter.
4935 (sse_prologue_save_insn): Update to deal also with 64bit aligned
4937 * i386.c (setup_incoming_varargs_64): Do not compute jump
4939 (ix86_gimplify_va_arg): Update alignment needed.
4940 (ix86_local_alignment): Do not align all local arrays to 128bit.
4942 2010-04-17 Jan Hubicka <jh@suse.cz>
4944 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
4946 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4948 * arm.md (negdi2): Remove redundant code to force values into a
4951 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4953 * arm/bpabi.S: Add EABI alignment attributes to objects.
4954 * arm/bpabi-v6m.S: Likewise.
4955 * arm/crti.asm: Likewise.
4956 * arm/crtn.asm: Likewise.
4957 * arm/lib1funcs.asm: Likewise.
4958 * arm/libunwind.S: Likewise.
4960 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4962 * arm-protos.h (tune_params): New structure.
4963 * arm.c (current_tune): New variable.
4964 (arm_constant_limit): Delete.
4965 (struct processors): Add pointer to the tune parameters.
4966 (arm_slowmul_tune): New tuning option.
4967 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
4968 (all_cores): Adjust to pick up the tuning model.
4969 (arm_constant_limit): New function.
4970 (arm_override_options): Select the appropriate tuning model. Delete
4971 initialization of arm_const_limit.
4972 (arm_split_constant): Use the new constant-limit model.
4973 (arm_rtx_costs): Pick up the current tuning model.
4974 * arm.md (is_strongarm, is_xscale): Delete.
4975 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
4976 for Xscale variant architectures.
4977 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
4979 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4981 * config/arm/arm.c (arm_gen_constant): Remove unused variable
4983 (arm_rtx_costs_1): Remove unused variable extra_cost.
4984 (arm_unwind_emit_set): Use variable offset.
4985 (thumb1_output_casesi): Remove unused variable flags.
4987 2010-04-16 Jeff Law <law@redhat.com>
4989 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
4990 needing assignment rather than doing a two-phase assignment. Remove
4991 unused variable 'm'.
4993 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4996 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
4998 2010-04-16 Doug Kwan <dougkwan@google.com>
5000 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
5001 (next_operand_entry_id): New static variable.
5002 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
5003 (add_to_ops_vec): Assigned unique ID to operand entry.
5004 (struct oecount_s): New field ID.
5005 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
5006 (undistribute_ops_list): Assign unique IDs to oecounts.
5007 (init_reassoc): reset next_operand_entry_id.
5009 2010-04-16 Doug Kwan <dougkwan@google.com>
5011 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
5012 missing left parenthesis.
5014 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
5016 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
5017 *btdi_rex64 using SWI48 mode iterator.
5018 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
5019 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
5020 *jcc_btdi_mask_rex64.
5022 2010-04-16 Anatoly Sokolov <aesok@post.ru>
5024 * double-int.h (tree_to_double_int): Convert to macro.
5025 * double-int.c (tree_to_double_int): Remove.
5027 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5030 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
5031 with want_address 2 and in case a single element list might be
5032 possible, call it again with want_address 0.
5034 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5036 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
5037 case 'W' print operands for HI mode.
5038 * config/h8300/h8300.h (Y0, Y2) : New constraints.
5039 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
5040 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
5041 * config/h8300/predicate.md (bit_register_indirect_operand): New.
5043 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
5045 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
5046 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
5047 #xx:3 and #xx:4 mode.
5049 * config/h8300/h8300.md (inverted load with HImode dest): Add
5050 support for H8300SX.
5052 * config/h8300/predicate.md (bit_operand): Allow immediate values that
5053 satisfy 'U' constraint.
5055 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5057 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
5058 * configure: Regenerate.
5059 * config.in: Regenerate.
5060 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
5063 2010-04-16 Richard Guenther <rguenther@suse.de>
5065 * tree.h (struct tree_decl_minimal): Move pt_uid ...
5066 (struct tree_decl_common): ... here.
5067 (DECL_PT_UID): Adjust.
5068 (SET_DECL_PT_UID): Likewise.
5069 (DECL_PT_UID_SET_P): Likewise.
5071 2010-04-16 Richard Guenther <rguenther@suse.de>
5073 PR tree-optimization/43572
5074 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
5075 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
5076 * tree-flow.h (is_call_clobbered): Remove.
5077 * tree-flow-inline.h (is_call_clobbered): Likewise.
5078 * tree-dfa.c (dump_variable): Do not dump call clobber state.
5079 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
5080 (execute_return_slot_opt): Adjust.
5081 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
5082 check for call clobbered vars here.
5083 (find_tail_calls): Move tailcall verification to the
5086 2010-04-16 Diego Novillo <dnovillo@google.com>
5088 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
5090 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
5093 * config/arm/arm.md (cbranchqi4): New pattern.
5094 * config/arm/predicates.md (const0_operand,
5095 cbranchqi4_comparison_operator): New predicates.
5097 2010-04-16 Richard Guenther <rguenther@suse.de>
5099 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
5100 (dump_gimple_stmt): Likewise.
5102 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
5104 * recog.h (struct recog_data): New field is_operator.
5105 (struct insn_operand_data): New field is_operator.
5106 * recog.c (extract_insn): Set recog_data.is_operator.
5107 * genoutput.c (output_operand_data): Emit code to set the
5109 * reload.c (find_reloads): Use it rather than testing for an
5110 empty constraint string.
5113 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
5114 If the previous insn is a cbranchsi4_insn with the same arguments,
5115 omit the compare instruction.
5117 * config/arm/arm.md (addsi3_cbranch): If destination is a high
5118 register, inputs must be low registers and we need a low register
5119 scratch. Handle alternative 2 like alternative 3.
5121 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5123 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
5124 don't call get_addr on both. If one expression is a VALUE and
5125 the other a REG, check VALUE's locs if the REG isn't among them.
5127 2010-04-16 Christian Bruel <christian.bruel@st.com>
5129 * config/sh/sh.h (sh_frame_pointer_required): New function.
5130 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
5131 (flag_omit_frame_pointer) Set.
5132 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
5133 (rounded_frame_size): Adjust size with outgoing_args_size.
5134 (sh_set_return_address): Must return from stack pointer.
5135 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
5136 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
5137 (ACCUMULATE_OUTGOING_ARGS): Define.
5138 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
5139 * gcc/config/sh/sh.opt (maccumulate-outgoing-args): New option.
5141 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5144 * config/sh/sh.c (sh_legitimize_reload_address): Use
5145 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
5146 Remove a unneeded check for offset_base.
5148 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
5150 * configure: Regenerated.
5152 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5154 * config/s390/s390.c (s390_call_save_register_used): Switch back
5155 to HARD_REGNO_NREGS.
5157 2010-04-15 Richard Guenther <rguenther@suse.de>
5159 * alias.c (alias_set_subset_of): Handle alias-set zero
5162 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
5163 Julian Brown <julian@codesourcery.com>
5165 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
5166 alternatives according to use of high and low regs.
5167 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
5168 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
5169 optimizing for size on Thumb-2.
5171 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
5173 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
5175 2010-04-15 Richard Guenther <rguenther@suse.de>
5177 * tree-ssa-structalias.c (struct variable_info): Add
5179 (new_var_info): Initialize it.
5180 (dump_constraints): Support printing last added constraints.
5181 (debug_constraints): Adjust.
5182 (dump_constraint_graph): Likewise.
5183 (make_heapvar_for): Check for NULL cfun.
5184 (get_function_part_constraint): New function.
5185 (get_fi_for_callee): Likewise.
5186 (find_func_aliases): Properly implement IPA PTA constraints.
5187 (process_ipa_clobber): New function.
5188 (find_func_clobbers): Likewise.
5189 (insert_into_field_list_sorted): Remove.
5190 (create_function_info_for): Properly allocate vars for IPA mode.
5191 Do not use insert_into_field_list_sorted.
5192 (create_variable_info_for): Properly generate constraints for
5193 global vars in IPA mode.
5194 (dump_solution_for_var): Always dump the solution.
5195 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
5196 (find_what_var_points_to): Adjust.
5197 (pt_solution_set): Change.
5198 (pt_solution_ior_into): New function.
5199 (pt_solution_empty_p): Export.
5200 (pt_solution_includes_global): Adjust.
5201 (pt_solution_includes_1): Likewise.
5202 (pt_solutions_intersect_1): Likewise.
5203 (dump_sa_points_to_info): Check some invariants.
5204 (solve_constraints): Move constraint dumping ...
5205 (compute_points_to_sets): ... here.
5206 (ipa_pta_execute): ... and here.
5207 (compute_may_aliases): Do not re-compute points-to info
5208 locally if IPA info is available.
5209 (ipa_escaped_pt): New global var.
5210 (ipa_pta_execute): Properly implement IPA PTA.
5211 * tree-into-ssa.c (dump_decl_set): Support dumping
5212 decls not in referenced-vars.
5213 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
5214 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
5215 (dump_points_to_solution): Likewise.
5216 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
5217 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
5218 (remap_gimple_stmt): Reset call clobber/use information if necessary.
5219 (copy_decl_to_var): Copy DECL_PT_UID.
5220 (copy_result_decl_to_var): Likewise.
5221 * tree.c (make_node_stat): Initialize DECL_PT_UID.
5222 (copy_node_stat): Copy it.
5223 * tree.h (DECL_PT_UID): New macro.
5224 (SET_DECL_PT_UID): Likewise.
5225 (DECL_PT_UID_SET_P): Likewise.
5226 (struct tree_decl_minimal): Add pt_uid member.
5227 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
5228 (pt_solution_empty_p): Declare.
5229 (pt_solution_set): Adjust.
5230 (ipa_escaped_pt): Declare.
5231 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
5232 * gimple-pretty-print.c (pp_points_to_solution): New function.
5233 (dump_gimple_call): Dump call clobber/use information.
5234 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
5235 * tree-pass.h (TDF_ALIAS): New dump option.
5236 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
5237 * doc/invoke.texi (-fipa-pta): Update documentation.
5239 2010-04-15 Richard Guenther <rguenther@suse.de>
5241 * Makefile.in (OBJS-common): Add gimple-fold.o.
5242 (gimple-fold.o): New rule.
5243 * tree.h (maybe_fold_offset_to_reference,
5244 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
5246 * gimple.h: ... here.
5247 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
5248 may_propagate_address_into_dereference): Move prototypes ...
5249 * gimple.h: ... here.
5250 * tree-ssa-ccp.c (get_symbol_constant_value,
5251 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
5252 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
5253 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
5254 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
5255 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
5256 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
5257 gimplify_and_update_call_from_tree): Move ...
5258 * gimple-fold.c: ... here. New file.
5259 (ccp_fold_builtin): Rename to ...
5260 (gimple_fold_builtin): ... this.
5261 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
5263 2010-04-15 Richard Guenther <rguenther@suse.de>
5265 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
5266 fit_double_type, force_fit_type_double, add_double_with_sign,
5267 neg_double, mul_double_with_sign, lshift_double, rshift_double,
5268 lrotate_double, rrotate_double, div_and_round_double): Move ...
5269 * double-int.c: ... here.
5270 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
5271 add_double, neg_double, mul_double_with_sign, mul_double,
5272 lshift_double, rshift_double, lrotate_double, rrotate_double,
5273 div_and_round_double): Move prototypes ...
5274 * double-int.h: ... here.
5276 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
5279 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
5280 matching constraints to ensure inputs match the output.
5282 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5285 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
5286 in an input-only operand.
5288 2010-04-15 Anatoly Sokolov <aesok@post.ru>
5290 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
5291 (double_int_not, double_int_lshift, double_int_rshift): Declare.
5292 (double_int_negative_p): Convert to static inline function.
5293 * double-int.c (double_int_lshift, double_int_lshift): New functions.
5294 (double_int_negative_p): Remove.
5295 * tree.h (lshift_double, rshift_double):
5296 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
5297 * fold-const.c (fold_convert_const_int_from_real,
5298 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
5299 (lshift_double): Change type of arith argument to bool.
5300 (rshift_double): Change type of arith argument to bool. Correct
5302 * expmed.c (mask_rtx, lshift_value): (Ditto.).
5304 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
5307 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
5308 at the start and end of the then/else blocks, and omit them from the
5310 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
5311 argument; all callers changed. Pass zero to old_insns_match_p instead.
5312 (flow_find_head_matching_sequence): New function.
5313 (old_insns_match_p): Check REG_EH_REGION notes for calls.
5314 * basic-block.h (flow_find_cross_jump,
5315 flow_find_head_matching_sequence): Declare functions.
5317 2010-04-14 Jason Merrill <jason@redhat.com>
5320 * c-common.c (attribute_takes_identifier_p): New fn.
5321 * c-common.h: Declare it.
5323 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5325 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
5327 (*udivmod<mode>4): Ditto.
5329 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5331 * config/i386/i386.md (maxmin_int): Rename code attribute from
5332 maxminiprefix and update all users.
5333 (maxmin_float): Ditto from maxminfprefix.
5334 (logic): Ditto from logicprefix.
5335 (absneg_mnemonic): Ditto from absnegprefix.
5336 * config/i386/mmx.md: Update all users of maxminiprefix,
5337 maxminfprefix and logicprefix for rename.
5338 * config/i386/sse.md: Ditto.
5339 * config/i386/sync.md (sync_<code><mode>): Update for
5342 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
5345 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
5346 warnings converted to errors.
5348 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5350 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
5351 used insn_type variable.
5352 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
5353 to avoid set-but-not-used warning.
5355 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5357 * df-core.c (df_ref_debug): Change format string placeholder
5359 * dwarf2asm.c (dw2_asm_output_data_raw,
5360 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
5361 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
5362 * dwarf2out.c (output_cfi, output_cfi_directive,
5363 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
5364 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
5366 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
5367 * print-rtl.c (print_rtx): Ditto.
5369 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5372 * builtins.c (expand_builtin_pow_root): New function to expand pow
5373 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
5374 series of sqrt and cbrt calls under -ffast-math.
5375 (expand_builtin_pow): Call it.
5377 2010-04-14 Michael Matz <matz@suse.de>
5379 PR tree-optimization/42963
5380 * tree-cfg.c (touched_switch_bbs): New static variable.
5381 (group_case_labels_stmt): New function broken out from ...
5382 (group_case_labels): ... here, use the above.
5383 (start_recording_case_labels): Allocate touched_switch_bbs.
5384 (end_recording_case_labels): Deallocate it, call
5385 group_case_labels_stmt.
5386 (gimple_redirect_edge_and_branch): Remember index of affected BB.
5388 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5390 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
5393 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5395 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
5397 2010-04-13 Jan Hubicka <jh@suse.cz>
5399 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
5400 of optimized out static functions.
5401 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
5402 cost computation. Also sanity check for overflows.
5403 (update_caller_keys): Update cgraph_edge_badness call; properly
5404 update fibheap and sanity check that it is up to date.
5405 (add_new_edges_to_heap): Update cgraph_edge_badness.
5406 (cgraph_decide_inlining_of_small_function): Likewise;
5407 add sanity checking that badness in heap is up to date;
5408 improve dumping of reason; Update badness of calls to the
5409 offline copy of function currently inlined; dump badness
5410 of functions not inlined because of unit growth limits.
5412 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
5415 * c-common.c (pointer_int_sum): Disregard overflow that occured only
5416 because of sign-extension change when converting to sizetype here...
5417 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
5419 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
5420 the folding to constants. Remove redundant final conversion.
5421 (fold_binary) <associate>: Do not associate if the re-association of
5422 constants alone overflows.
5423 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
5424 to the end of the list.
5425 (multiple_of_p) <COND_EXPR>: New case.
5427 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
5429 * opt-functions.awk (opt_sanitized_name): New.
5431 * optc-gen.awk: Use it
5432 * opth-gen.awk: Use it.
5434 2010-04-13 Martin Jambor <mjambor@suse.cz>
5436 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
5437 (sra_modify_assign): Delete stmts loading dead data even if racc has no
5438 children. Call replace_uses_with_default_def_ssa_name to handle
5441 2010-04-13 Michael Matz <matz@suse.de>
5444 * builtins.c (expand_builtin_interclass_mathfn): Also create
5445 a register if the predicate doesn't match.
5447 2010-04-13 Diego Novillo <dnovillo@google.com>
5449 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
5450 * c-pch.c: Include timevar.h.
5451 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
5452 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
5453 * ggc-common.c: Include timevar.h.
5454 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
5455 * timevar.def (TV_PCH_SAVE): Define.
5456 (TV_PCH_CPP_SAVE): Define.
5457 (TV_PCH_PTR_REALLOC): Define.
5458 (TV_PCH_PTR_SORT): Define.
5459 (TV_PCH_RESTORE): Define.
5460 (TV_PCH_CPP_RESTORE): Define.
5462 2010-04-13 Michael Matz <matz@suse.de>
5464 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
5466 (can_reassociate_p): New function.
5467 (break_up_subtract_bb, reassociate_bb): Use it.
5469 2010-04-13 Richard Guenther <rguenther@suse.de>
5472 * builtins.c (c_readstr): Fix assert.
5474 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
5476 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
5477 when generating cltd insn.
5479 (*ashl<mode>3_1): Remove special handling for register operand 2.
5480 (*ashlsi3_1_zext): Ditto.
5481 (*ashlhi3_1): Ditto.
5482 (*ashlhi3_1_lea): Ditto.
5483 (*ashlqi3_1): Ditto.
5484 (*ashlqi3_1_lea): Ditto.
5485 (*<shiftrt_insn><mode>3_1): Ditto.
5486 (*<shiftrt_insn>si3_1_zext): Ditto.
5487 (*<shiftrt_insn>qi3_1_slp): Ditto.
5488 (*<rotate_insn><mode>3_1): Ditto.
5489 (*<rotate_insn>si3_1_zext): Ditto.
5490 (*<rotate_insn>qi3_1_slp): Ditto.
5492 2010-04-13 Richard Guenther <rguenther@suse.de>
5494 * tree-ssa-structalias.c (callused_id): Remove.
5495 (call_stmt_vars): New.
5496 (get_call_vi): Likewise.
5497 (lookup_call_use_vi): Likewise.
5498 (lookup_call_clobber_vi): Likewise.
5499 (get_call_use_vi): Likewise.
5500 (get_call_clobber_vi): Likewise.
5501 (make_transitive_closure_constraints): Likewise.
5502 (handle_const_call): Adjust to do per-call call-used handling.
5503 (handle_pure_call): Likewise.
5504 (find_what_var_points_to): Remove general callused handling.
5505 (init_base_vars): Likewise.
5506 (init_alias_vars): Initialize call_stmt_vars.
5507 (compute_points_to_sets): Process call-used and call-clobbered
5508 vars for call statements.
5509 (delete_points_to_sets): Free call_stmt_vars.
5511 2010-04-13 Richard Guenther <rguenther@suse.de>
5513 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5514 Only add RW dependence for dependence distance zero.
5515 Adjust maximal vectorization factor according to dependences.
5516 Move alignment handling ...
5517 (vect_find_same_alignment_drs): ... here. New function.
5518 (vect_analyze_data_ref_dependences): Adjust.
5519 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
5520 (vect_analyze_data_refs): Adjust minimal vectorization factor
5521 according to data references.
5522 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
5523 dependences before determining the vectorization factor.
5524 Analyze alignment after determining the vectorization factor.
5525 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
5526 dependences before alignment.
5527 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
5529 (vect_analyze_data_refs): Likewise.
5530 (MAX_VECTORIZATION_FACTOR): New define.
5532 2010-04-13 Duncan Sands <baldrick@free.fr>
5534 * except.h (lang_eh_type_covers): Remove.
5535 * except.c (lang_eh_type_covers): Likewise.
5537 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5538 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5540 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
5541 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
5542 UNITS_PER_LONG where it is ABI relevant.
5543 (s390_return_addr_rtx): Likewise.
5544 (s390_back_chain_rtx): Likewise.
5545 (s390_frame_area): Likewise.
5546 (s390_frame_info): Likewise.
5547 (s390_initial_elimination_offset): Likewise.
5548 (save_gprs): Likewise.
5549 (s390_emit_prologue): Likewise.
5550 (s390_emit_epilogue): Likewise.
5551 (s390_function_arg_advance): Likewise.
5552 (s390_function_arg): Likewise.
5553 (s390_va_start): Likewise.
5554 (s390_gimplify_va_arg): Likewise.
5555 (s390_function_profiler): Likewise.
5556 (s390_optimize_prologue): Likewise.
5557 (s390_rtx_costs): Likewise.
5558 (s390_secondary_reload): Likewise.
5559 (s390_promote_function_mode): Likewise.
5560 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
5561 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
5562 registers available.
5563 (s390_unwind_word_mode): New function.
5564 (s390_function_value): Split 64 bit values into register pair if
5565 used as return value.
5566 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
5567 function call parameters. Handle parallels.
5568 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
5569 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
5570 (DWARF_CIE_DATA_ALIGNMENT): New macro.
5571 (s390_expand_setmem): Remove unused variable src_addr.
5572 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
5573 deal with 64 bit registers.
5574 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
5575 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
5576 (UNITS_PER_LONG): New macro.
5577 * libjava/include/s390-signal.h: Define extended ucontext
5578 structure containing the upper halfs of the 64 bit registers.
5580 2010-04-13 Simon Baldwin <simonb@google.com>
5582 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
5584 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
5586 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
5587 rvalue on the RHS if the LHS is of a non-renamable type.
5588 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
5590 2010-04-13 Matthias Klose <doko@ubuntu.com>
5592 * gcc.c (cc1_options): Handle -iplugindir before processing
5593 the cc1 spec. Only add -iplugindir once.
5594 (cpp_unique_options): Add -iplugindir option if -fplugin* options
5596 * common.opt (iplugindir): Remove `Separate' property, initialize.
5597 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
5599 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
5600 (distclean): Remove plugin dir.
5601 * doc/invoke.texi: Document -iplugindir.
5603 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
5605 * doc/plugins.texi (Loading Plugins): Document short
5606 -fplugin=foo option.
5607 (Plugin API): Mention default_plugin_dir_name function.
5609 * gcc.c (find_file_spec_function): Add new declaration.
5610 (static_spec_func): Use it for "find-file".
5611 (find_file_spec_function): Add new function.
5612 (cc1_options): Add -iplugindir option if -fplugin* options found.
5614 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
5616 * plugin.c (add_new_plugin): Updated comment, and handle short
5618 (default_plugin_dir_name): Added new function.
5620 * common.opt (iplugindir): New option to set the plugin directory.
5622 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
5624 * config/i386/i386.md (any_rotate): New code iterator.
5625 (rotate_insn): New code attribute.
5627 (SWIM124): New mode iterator.
5628 (<rotate_insn>ti3): New expander.
5629 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
5630 any_rotate code iterator.
5631 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
5632 using any_rotate code iterator and SWIM124 mode iterator.
5633 (ix86_rotlti3): New insn_and_split pattern.
5634 (ix86_rotrti3): Ditto.
5635 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
5636 ix86_rotl{di,ti}3 patterns.
5637 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
5638 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
5639 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
5640 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
5641 code iterator and SWI mode iterator.
5642 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
5643 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
5645 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
5646 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
5647 (bswap rotatert splitter): Add splitter.
5648 (bswap splitter): Macroize splitter using any_rotate code iterator.
5649 Add insn predicate to split only for TARGET_USE_XCHGB or when
5650 optimizing function for size.
5652 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5654 * config/pa/pa.c (emit_move_sequence): Remove use of
5655 deleted variable flag_argument_noalias.
5657 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5659 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
5661 Add to unsupported targets list.
5662 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
5663 sparc*-sun-solaris2.[567]* from target lists.
5664 * configure: Regenerate.
5665 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
5667 Remove Solaris 7 patch references.
5668 (Specific, sparc-sun-solaris2.7): Removed.
5669 (sparc-sun-solaris2*): Update Solaris 7 example.
5670 (sparc64-*-solaris2*): Likewise.
5672 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5674 * config.build (alpha*-dec-osf4*): Remove.
5675 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
5676 of obsolete configurations.
5677 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
5679 * config/alpha/t-osf4: Renamed to ...
5680 * config/alpha/t-osf5: ... this.
5681 * config/alpha/osf.h: Renamed to ...
5682 * config/alpha/osf5.h: ... this.
5683 Merged old osf5.h contents.
5685 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
5686 (EXTRA_SPECS): Removed.
5687 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
5688 reflect removal of Tru64 UNIX V4.0/V5.0 support.
5691 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5693 * doc/contrib.texi (Contributors, Rainer Orth): Update.
5695 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
5698 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
5699 __thiscall convention.
5701 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5703 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
5705 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
5707 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5709 * function.c (assign_parms_initialize_all): Add unused attribute
5712 2010-04-12 Richard Guenther <rguenther@suse.de>
5714 * gsstruct.def (GSS_CALL): New.
5715 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
5716 * gimple.h: Include tree-ssa-alias.h.
5717 (struct gimple_statement_call): New.
5718 (union gimple_statement_struct_d): Add gimple_call member.
5719 (gimple_call_reset_alias_info): Declare.
5720 (gimple_call_use_set): New function.
5721 (gimple_call_clobber_set): Likewise.
5722 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
5723 * gimple.c (gimple_call_reset_alias_info): New function.
5724 (gimple_build_call_1): Call it.
5725 * lto-streamer-in.c (input_gimple_stmt): Likewise.
5726 * tree-inline.c (remap_gimple_stmt): Likewise.
5727 (expand_call_inline): Remove callused handling.
5728 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
5729 * tree-dfa.c (dump_variable): Likewise.
5730 * tree-parloops.c (parallelize_loops): Likewise.
5731 * tree-ssa.c (init_tree_ssa): Likewise.
5732 (delete_tree_ssa): Likewise.
5733 * tree-flow-inline.h (is_call_used): Remove.
5734 * tree-flow.h (struct gimple_df): Remove callused member.
5735 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
5736 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
5737 (ref_maybe_used_by_call_p_1): Simplify.
5738 (call_may_clobber_ref_p_1): Likewise.
5739 * tree-ssa-structalias.c (compute_points_to_sets): Set
5740 the call stmt used and clobbered sets.
5741 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
5742 (find_tail_calls): Verify the tail call.
5744 2010-04-12 Richard Guenther <rguenther@suse.de>
5746 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
5747 single-iteration always-inline inlining.
5748 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
5749 (cgraph_decide_inlining): Do not handle always-inline specially.
5750 (try_inline): Remove always-inline cycle detection special case.
5751 Do not recurse on always-inlines.
5752 (cgraph_early_inlining): Do not iterate if not optimizing.
5753 (cgraph_gate_early_inlining): remove.
5754 (pass_early_inline): Run unconditionally.
5755 (gate_cgraph_decide_inlining): New function.
5756 (pass_ipa_inline): Use it. Do not run the IPA inliner if
5757 not inlining or optimizing.
5758 (cgraph_decide_inlining_of_small_functions): Also consider
5759 always-inline functions.
5760 (cgraph_default_inline_p): Return true for nodes which should
5761 disregard inline limits.
5762 (estimate_function_body_sizes): Assume zero size and time for
5763 nodes which are marked as disregarding inline limits.
5764 (cgraph_decide_recursive_inlining): Do not perform recursive
5765 inlining on always-inline nodes.
5767 2010-04-12 Jakub Jelinek <jakub@redhat.com>
5770 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
5771 for exprs satisfying handled_component_p.
5773 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
5775 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
5776 non-constant aggregate elements.
5778 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
5779 is a real initialization.
5781 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
5784 * c-decl.c (start_function): Move forward check for nested function.
5786 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5788 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
5789 * config/sh/sh.c: Include reload.h.
5790 (sh_legitimize_reload_address): New.
5791 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
5792 sh_legitimize_reload_address.
5794 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5796 * config/sh/sh.md (*movqi_pop): New insn pattern.
5797 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
5799 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5801 * config/i386/i386.md (any_shiftrt): New code iterator.
5802 (shiftrt_insn): New code attribute.
5804 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
5805 using any_shiftrt code iterator.
5806 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
5807 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
5808 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
5809 pattern from corresponding peephole2 patterns.
5810 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
5811 using any_shiftrt code iterator.
5812 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
5813 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
5814 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
5815 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
5816 *{ashr,lshr}<mode>3_cmp_zext.
5817 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
5819 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5821 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
5823 (*lshr<mode>3_cconly): Ditto.
5825 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5827 * config/i386/i386.md (lshr<mode>3): Macroize expander from
5828 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5829 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5830 pattern from *lshr{di,ti}3_1 and corresponding splitters using
5832 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5833 from corresponding peephole2 patterns.
5834 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
5835 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
5836 and *lshrdi3_1_rex64 using SWI mode iterator.
5837 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
5838 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
5839 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
5840 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
5841 and *lshrdi3_cmp_rex64 using SWI mode iterator.
5842 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
5843 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
5844 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
5845 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
5848 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
5850 * config/i386/i386.md (ashr<mode>3): Macroize expander from
5851 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5852 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5853 pattern from *ashr{di,ti}3_1 and corresponding splitters using
5855 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5856 from corresponding peephole2 patterns.
5857 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
5858 (ashrsi3_cvt): Rename from ashrsi3_31.
5859 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
5860 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
5861 and x86_64_shift_adj_3 using SWI48 mode iterator.
5862 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
5863 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
5864 and *ashrdi3_1_rex64 using SWI mode iterator.
5865 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
5866 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
5867 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
5868 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
5869 and *ashrdi3_cmp_rex64 using SWI mode iterator.
5870 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
5871 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
5872 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
5873 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
5875 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
5876 * config/i386/i386.c (ix86_split_ashr): Update for renamed
5877 x86_shift<mode>_adj_3 expanders.
5879 2010-04-10 Wei Guozhi <carrot@google.com>
5882 * config/arm/arm.c (arm_pic_static_addr): New function.
5883 (legitimize_pic_address): Call arm_pic_static_addr when it detects
5885 (arm_output_addr_const_extra): Output expression for new pattern.
5886 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
5888 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
5890 * ira-costs.c (record_reg_classes): Ignore alternatives that are
5893 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
5894 * web.c: Include "insn-config.h" and "recog.h".
5895 (union_match_dups): New function.
5896 (web_main): Call it.
5897 (union_defs): Don't try to recognize match_dups.
5899 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
5900 if doing so would replace the entire pattern.
5902 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5906 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
5907 and splitter pattern. Change splitter operand 1 predicate to
5910 2010-04-09 Martin Jambor <mjambor@suse.cz>
5912 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
5913 lattices are addresses of CONST_DECLs with the same initial value.
5914 (ipcp_print_all_lattices): Print values of CONST_DECLs.
5915 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
5917 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
5918 Bernd Schmidt <bernds@codesourcery.com>
5920 * loop-invariant.c (replace_uses): New static function.
5921 (move_invariant_reg): Use it to ensure we can replace the uses.
5923 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
5925 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
5927 (picochip_override_options): Enable section anchors only above -O1.
5928 (picochip_reorg): Fixed a couple of build warnings.
5930 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5932 * configure.ac (plugin -rdynamic test): Log result.
5933 * configure: Regenerate.
5934 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
5935 (RDYNAMIC_SPEC): Define.
5936 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
5938 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5940 * configure.ac: Determine Sun ld version numbers.
5941 (comdat_group): Restrict GNU ld version checks to gld.
5942 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
5943 (enable_comdat): Support --enable-comdat.
5944 * configure: Regenerate.
5945 * doc/install.texi (Configuration): Document --enable-comdat.
5947 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5949 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
5950 * config/sol2-gld.h: ... here.
5951 * config.gcc (sparc*-*-solaris2*): Reflect this.
5952 (i[34567]86-*-solaris2*): Use it.
5954 2010-04-09 Steve Ellcey <sje@cup.hp.com>
5956 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
5958 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
5960 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5963 * diagnostic.c (diagnostic_initialize): Initialize
5964 some_warnings_are_errors.
5965 (diagnostic_finish): New.
5966 (diagnostic_action_after_output): Call it before exiting.
5967 (diagnostic_report_diagnostic): Do not print message here. Set
5968 some_warnings_are_errors.
5969 * diagnostic.h (diagnostic_context): Delete
5970 issue_warnings_are_errors_message. Add some_warnings_are_errors.
5971 (diagnostic_finish): Declare.
5972 * toplev.c (toplev_main): Call it before exit.
5974 2010-04-09 Jason Merrill <jason@redhat.com>
5977 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
5978 for incomplete type.
5981 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
5982 based on a warning flag.
5984 2010-04-09 Richard Guenther <rguenther@suse.de>
5986 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
5988 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
5991 * varasm.c (default_assemble_visibility): Wrap vars that are
5992 set, but unused, by targets without GAS.
5993 * config/rs6000/rs6000.c (paired_emit_vector_compare):
5994 Remove set, but unused, vars.
5995 (rs6000_legitimize_tls_address): Likewise.
5996 (altivec_expand_dst_builtin): Likewise.
5997 * config/darwin.c (machopic_classify_symbol): Likewise.
5998 (machopic_indirection_name): Likewise.
6000 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
6002 * config/i386/i386.md (DWI): New mode iterator.
6003 (S): New mode attribute.
6004 (shift_operand): Ditto.
6005 (shift_immediate_operand): Ditto.
6006 (ashl_input_operand): Ditto.
6007 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
6008 using SDWIM mode iterator.
6009 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
6010 pattern from *ashl{di,ti}3_1 and corresponding splitters using
6012 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
6013 from corresponding peephole2 patterns.
6014 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
6015 and x86_64_shift_adj_1 using SWI48 mode iterator.
6016 (x86_shift<mode>_adj_2): Ditto.
6017 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
6018 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
6019 using SWI48 mode iterator.
6020 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
6021 *ashldi3_cmp_rex64 using SWI mode iterator.
6022 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
6023 *ashldi3_cconly_rex64 using SWI mode iterator.
6024 * config/i386/i386.c (ix86_split_ashl): Update for renamed
6025 x86_shift<mode>_adj_{1,2}.
6026 (ix86_split_ashr): Ditto.
6027 (ix86_split_lshr): Ditto.
6029 2010-04-09 Richard Guenther <rguenther@suse.de>
6031 * target.h (builtin_conversion): Pass in input and output types.
6032 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
6033 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
6034 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
6035 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
6037 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
6039 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
6041 2010-04-09 Richard Guenther <rguenther@suse.de>
6044 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
6046 2010-04-09 Richard Guenther <rguenther@suse.de>
6048 * tree-vectorizer.h (struct _stmt_vec_info): Document
6049 that vectype is the type of the LHS.
6050 (supportable_widening_operation, supportable_narrowing_operation):
6051 Get both input and output vector types as arguments.
6052 (vect_is_simple_use_1): Declare.
6053 (get_same_sized_vectype): Likewise.
6054 * tree-vect-loop.c (vect_determine_vectorization_factor):
6055 Set STMT_VINFO_VECTYPE to the vector type of the def.
6056 (vectorizable_reduction): Adjust.
6057 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
6058 Adjust. Specify the output vector type.
6059 (vect_pattern_recog_1): Adjust.
6060 * tree-vect-stmts.c (get_same_sized_vectype): New function.
6061 (vectorizable_call): Adjust.
6062 (vectorizable_conversion): Likewise.
6063 (vectorizable_operation): Likewise.
6064 (vectorizable_type_demotion): Likewise.
6065 (vectorizable_type_promotion): Likewise.
6066 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
6068 (vect_is_simple_use_1): New function.
6069 (supportable_widening_operation): Get both input and output
6071 (supportable_narrowing_operation): Likewise.
6072 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
6074 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
6076 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
6077 __thiscall and _thiscall as predefined macros.
6078 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
6079 thiscall attribute handling.
6080 (ix86_comp_type_attributes): Likewise.
6081 (ix86_function_regparm): Likewise.
6082 (ix86_return_pops_args): Likewise.
6083 (init_cumulative_args): Likewise.
6084 (find_drap_reg): Likewise.
6085 (ix86_static_chain): Likewise.
6086 (x86_this_parameter): Likewise.
6087 (x86_output_mi_thunk): Likewise.
6088 (ix86_attribute_table): Add description for thiscall attribute.
6089 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
6090 * doc/extend.texi: Add documentation for thiscall.
6092 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
6095 * c.opt (Wint-to-pointer-cast): Available in C++.
6096 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
6098 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
6100 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
6101 * calls.c (expand_call): Pass the function type to aggregate_value_p.
6102 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
6103 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
6104 function type instead. Reorder and simplify checks.
6106 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
6108 2010-04-08 Jing Yu <jingyu@google.com>
6109 Zdenek Dvorak <ook@ucw.cz>
6111 PR tree-optimization/42720
6112 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
6113 loop unswitch conditions here from ...
6114 (tree_unswitch_single_loop): ... here.
6116 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
6118 * tree-if-conv.c: Fix comments and simplify logic.
6120 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
6122 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
6123 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
6124 (main_tree_if_conversion): Update call to tree_if_conversion.
6126 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6129 * doc/invoke.texi (-b,-V): Delete.
6130 * doc/tm.texi: Do not mention -b.
6131 * gcc.c (display_help): Delete -b and -V.
6132 (process_command): Delete -b and -V.
6133 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
6135 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
6136 Wolfgang Gellerich <gellerich@de.ibm.com>
6138 Implement target hook for loop unrolling
6139 * target.h (loop_unroll_adjust): Add a new target hook function.
6140 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
6141 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
6142 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
6143 (s390_loop_unroll_adjust): Implement the new target hook for s390.
6144 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
6146 (decide_unroll_stupid): Likewise.
6148 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6151 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
6153 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6155 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
6156 (Specific, *-*-solaris2*): Likewise.
6157 Don't prefer Sun as over GNU as.
6159 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
6161 * config/s390/s390.c (override_options): Adjust the z10 defaults
6162 for max-unroll-times, max-completely-peeled-insns
6163 and max-completely-peel-times.
6165 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6167 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
6168 instructions for z10.
6169 (s390_expand_setmem): Likewise.
6170 (s390_expand_cmpmem): Likewise.
6172 2010-04-08 Richard Guenther <rguenther@suse.de>
6174 PR tree-optimization/43679
6175 * tree-ssa-pre.c (eliminate): Only propagate copies.
6177 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6180 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
6181 set but not used variable warning.
6183 2010-04-08 Wei Guozhi <carrot@google.com>
6186 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
6187 (arm_size_rtx_costs): Call the new function when optimized for size.
6189 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6192 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
6193 op0 is not a MEM, just return NULL instead of assertion
6195 (discover_nonconstant_array_refs): Don't walk debug stmts.
6197 2010-04-08 Doug Kwan <dougkwan@google.com>
6199 * configure.ac: Recognize gold and do not use its version number
6200 to test ld features.
6201 * configure: Regenerate.
6203 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
6206 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
6207 (negate_value): Move code to push elements to broken_up_substracts ...
6208 (eliminate_plus_minus_pair): ... here. Push operands that have no
6209 negative pair to plus_negates.
6210 (repropagate_negates, init_reassoc, fini_reassoc): Update.
6212 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6214 * doc/install.texi (Configuration): Move description of
6215 --enable-lto, --with-libelf*, --enable-gold from Java section to
6218 * doc/generic.texi (Working with declarations)
6219 (Function Properties, C and C++ Trees): Fix typos.
6220 * doc/sourcebuild.texi (Top Level): Likewise.
6222 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6225 * tree.h (DECL_READ_P): Define.
6226 (struct tree_decl_common): Add decl_read_flag.
6227 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
6228 a set but not used warning.
6229 (merge_decls): Merge DECL_READ_P flag.
6230 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
6231 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
6232 * c-common.c (handle_used_attribute, handle_unused_attribute):
6234 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
6236 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
6238 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
6239 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
6240 c_parser_binary_expression, c_parser_cast_expression,
6241 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
6242 Call default_function_array_read_conversion instead of
6243 default_function_array_conversion where needed.
6244 (c_parser_unary_expression, c_parser_conditional_expression,
6245 c_parser_postfix_expression_after_primary, c_parser_initelt):
6246 Likewise. Call mark_exp_read where needed.
6247 (c_parser_statement_after_labels, c_parser_asm_operands,
6248 c_parser_typeof_specifier, c_parser_sizeof_expression,
6249 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
6251 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
6253 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
6254 (warn_unused_but_set_parameter): Default to warn_unused
6256 * doc/invoke.texi: Document -Wunused-but-set-variable and
6257 -Wunused-but-set-parameter.
6259 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
6260 used count variable.
6261 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
6262 when operandN variables aren't used in the body of the expander
6264 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
6265 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
6266 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
6267 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
6268 FOR_EACH_IMM_USE_ON_STMT): Likewise.
6269 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
6270 * tree.c (PROCESS_ARG): Likewise.
6272 2010-04-07 Simon Baldwin <simonb@google.com>
6274 * diagnostic.h (diagnostic_override_option_index): New macro to
6275 set a diagnostic's option_index.
6276 * c-tree.h (c_cpp_error): Add warning reason argument.
6277 * opts.c (_warning_as_error_callback): New.
6278 (register_warning_as_error_callback): Store callback for
6279 warnings enabled via enable_warning_as_error.
6280 (enable_warning_as_error): Call callback, minor code tidy.
6281 * opts.h (register_warning_as_error_callback): Declare.
6282 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
6283 response to -Werror=.
6284 (c_common_init_options): Register warning_as_error_callback in opts.c.
6285 * common.opt: Add -Wno-cpp option.
6286 * c-common.c (struct reason_option_codes_t): Map cpp warning
6287 reason codes to gcc option indexes.
6288 * (c_option_controlling_cpp_error): New function, lookup the gcc
6289 option index for a cpp warning reason code.
6290 * (c_cpp_error): Add warning reason argument, call
6291 c_option_controlling_cpp_error for diagnostic_override_option_index.
6292 * doc/invoke.texi: Document -Wno-cpp.
6294 2010-04-07 Richard Guenther <rguenther@suse.de>
6296 * ipa-reference.c (mark_load): Use get_base_address.
6297 (mark_store): Likewise.
6299 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
6300 inserting GIMPLE_NOPs into the IL.
6301 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6302 Explicitly strip handled components and indirect references.
6304 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
6305 folding address expressions.
6306 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
6307 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
6308 operand_equal_p to compare decls.
6309 (ptr_deref_may_alias_decl_p): Likewise.
6310 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
6311 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
6312 Handle reversed comparison ops.
6313 * tree-sra.c (asm_visit_addr): Use get_base_address.
6314 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
6315 * ipa-reference.c (mark_address): Use get_base_address.
6317 2010-04-07 Richard Guenther <rguenther@suse.de>
6319 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
6320 Propagate constants everywhere.
6322 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6325 * tree.c (MAX_INT_CACHED_PREC): Define.
6326 (nonstandard_integer_type_cache): New array.
6327 (build_nonstandard_integer_type): Cache results for precision
6328 <= MAX_INT_CACHED_PREC.
6330 2010-04-07 Richard Guenther <rguenther@suse.de>
6332 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
6333 -fargument-noalias-global, -fargument-noalias-anything): Remove.
6334 * common.opt: Likewise.
6335 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
6336 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
6337 (nonoverlapping_memrefs_p): Likewise.
6338 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6339 * opts.c (common_handle_option): Handle OPT_fargument_alias,
6340 OPT_fargument_noalias, OPT_fargument_noalias_anything and
6341 OPT_fargument_noalias_global for backward compatibility.
6343 2010-04-07 Richard Guenther <rguenther@suse.de>
6345 PR tree-optimization/43270
6346 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
6347 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
6348 * tree-ssa-pre.c (phi_translate_1): Adjust.
6349 (fully_constant_expression): Split out vn_reference handling to ...
6350 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
6351 Fold reads from constant strings.
6352 (vn_reference_lookup): Handle fully constant references.
6353 (vn_reference_lookup_pieces): Likewise.
6354 * Makefile.in (expmed.o-warn): Add -Wno-error.
6356 2010-04-07 Martin Jambor <mjambor@suse.cz>
6358 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
6360 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
6363 * gcc.c: Add -static-libstdc++ to list of recognized options.
6365 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6367 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
6369 2010-04-07 Richard Guenther <rguenther@suse.de>
6372 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
6373 bases build simple mem attributes to retain points-to information.
6375 2010-04-07 Richard Guenther <rguenther@suse.de>
6378 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
6379 preserve points-to related information.
6381 2010-04-07 Richard Guenther <rguenther@suse.de>
6384 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
6385 discard plain indirect references.
6386 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
6387 * tree.c (tree_nop_conversion): Likewise.
6389 2010-04-07 Dodji Seketeli <dodji@redhat.com>
6392 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
6394 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
6396 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
6397 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
6399 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6401 * tree-if-conv.c: Fix indentation and comments.
6403 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6405 * tree-if-conv.c: Sort static functions in topological order.
6407 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6409 * tree-if-conv.c: Fix indentation and comments.
6411 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6414 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
6415 lang_hooks.types.type_for_size instead of
6416 build_nonstandard_integer_type.
6417 When converting an unsigned type to signed, double its precision.
6418 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
6419 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
6420 (graphite_create_new_loop_guard): When ub + 1 wraps around,
6423 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6426 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
6427 POINTER_PLUS_EXPR for pointer types.
6429 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6432 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
6433 * graphite-clast-to-gimple.c: Include langhooks.h.
6434 (max_signed_precision_type): New.
6435 (max_precision_type): Takes two types as arguments.
6436 (precision_for_value): New.
6437 (precision_for_interval): New.
6438 (gcc_type_for_interval): New.
6439 (gcc_type_for_value): New.
6440 (gcc_type_for_clast_term): New.
6441 (gcc_type_for_clast_red): New.
6442 (gcc_type_for_clast_bin): New.
6443 (gcc_type_for_clast_expr): Split up into several functions.
6444 (gcc_type_for_clast_eq): Rewritten.
6445 (compute_bounds_for_level): New.
6446 (compute_type_for_level_1): New.
6447 (compute_type_for_level): New.
6448 (gcc_type_for_cloog_iv): Removed.
6449 (gcc_type_for_iv_of_clast_loop): Rewritten.
6450 (graphite_create_new_loop): Compute the lower and upper bound types
6451 with gcc_type_for_clast_expr.
6452 (graphite_create_new_loop_guard): Same.
6453 (find_cloog_iv_in_expr): Removed.
6454 (compute_cloog_iv_types_1): Removed.
6455 (compute_cloog_iv_types): Removed.
6456 (gloog): Do not call compute_cloog_iv_types.
6457 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
6459 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
6460 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
6461 (GBB_CLOOG_IV_TYPES): Removed.
6463 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6465 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
6466 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
6467 (detect_commutative_reduction): Same.
6469 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6471 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
6472 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
6474 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
6475 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
6476 (rewrite_commutative_reductions_out_of_ssa): Same.
6477 * passes.c (execute_function_todo): Call verify_ssa for every pass
6478 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
6479 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
6480 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
6481 with an extra argument.
6482 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
6483 verify_ssa only when the extra argument is true.
6484 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
6485 with an extra argument.
6486 (tree_transform_and_unroll_loop): Same.
6488 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6490 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
6491 for all the passes of the LNO having LOOP_CLOSED_SSA.
6492 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
6493 * tree-loop-distribution.c (pass_loop_distribution): Same.
6494 * tree-pass.h (TODO_verify_loops): Removed.
6495 * tree-ssa-loop.c (pass_tree_loop_init): Same.
6497 (pass_tree_unswitch): Same.
6498 (pass_predcom): Same.
6499 (pass_vectorize): Same.
6500 (pass_linear_transform): Same.
6501 (pass_graphite_transforms): Same.
6502 (pass_iv_canon): Same.
6503 (pass_complete_unroll): Same.
6504 (pass_complete_unrolli): Same.
6505 (pass_parallelize_loops): Same.
6506 (pass_loop_prefetch): Same.
6507 (pass_iv_optimize): Same.
6509 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
6512 * passes.c (init_optimization_passes): Move pass_lim before
6513 pass_copy_prop and pass_dce_loop.
6515 2010-04-06 Jakub Jelinek <jakub@redhat.com>
6518 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
6519 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
6520 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
6521 MULTI_* defines for 4 argument vpermil2p* builtins.
6523 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
6525 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
6526 * config/i386/i386.c (x86_maybe_negate_const_int): New.
6527 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
6528 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
6529 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
6530 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
6531 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
6532 Use x86_maybe_negate_const_int to output insn mnemonic.
6533 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
6534 check from instruction predicate. Update comments.
6535 * config/i386/sync.md (sync_add<mode>): Use
6536 x86_maybe_negate_const_int to output insn mnemonic.
6538 2010-04-06 Jan Hubicka <jh@suse.cz>
6540 PR tree-optimization/42906
6541 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
6542 IGNORE_SELF argument. Set visited_control_parents for fully
6544 (find_obviously_necessary_stmts): Update call of
6545 mark_control_dependent_edges_necessary.
6546 (propagate_necessity): Likewise. Handle PHI edges more curefully.
6548 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
6550 * config/i386/i386.md: Remove comment about 'e' and 'E'
6553 2010-04-06 Richard Guenther <rguenther@suse.de>
6555 PR tree-optimization/43627
6556 * tree-vrp.c (extract_range_from_unary_expr): Widenings
6557 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
6560 2010-04-06 Jakub Jelinek <jakub@redhat.com>
6562 * BASE-VER: Change to 4.6.0.
6565 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
6568 2010-04-06 Richard Guenther <rguenther@suse.de>
6571 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
6573 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6575 * doc/invoke.texi (Optimize Options): Document that LTO
6576 won't remove object access purely due to incompatible
6579 2010-04-04 Matthias Klose <doko@ubuntu.com>
6581 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
6582 Initialize variable.
6584 2010-04-03 Richard Guenther <rguenther@suse.de>
6587 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
6588 require a non-NULL MEM_OFFSET.
6590 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
6592 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
6593 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
6594 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
6595 config/alpha/predicates.md, config/arm/arm.md,
6596 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
6597 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
6598 config/darwin9.h, config/darwin.c, config/darwin.h,
6599 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
6600 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
6601 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
6602 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
6603 config/mips/mips.md, config/mn10300/mn10300.c,
6604 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
6605 config/rs6000/aix.h, config/rs6000/dfp.md,
6606 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
6607 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
6608 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
6609 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
6610 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
6611 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
6612 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
6613 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
6614 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
6615 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
6616 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
6617 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
6618 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
6619 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
6620 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
6621 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
6622 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
6623 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
6624 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
6625 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
6626 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
6627 opt-functions.awk, opth-gen.awk, params.def, passes.c,
6628 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
6629 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
6630 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
6631 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
6632 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
6633 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
6634 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
6635 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
6636 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
6637 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
6638 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
6639 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
6640 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
6641 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
6643 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6646 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
6647 * aclocal.m4: Regenerate.
6649 2010-04-02 Richard Guenther <rguenther@suse.de>
6651 PR tree-optimization/43629
6652 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
6653 if we have seen a constant value.
6655 2010-04-02 Joseph Myers <joseph@codesourcery.com>
6657 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
6659 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
6662 * arm.c (legitimize_tls_address): Adjust call to
6663 gen_tls_load_dot_plus_four.
6664 (arm_note_pic_base): New function.
6665 (arm_cannot_copy_insn_p): Use it.
6666 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
6669 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6674 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6676 * Makefile.in ($(out_object_file)): Depend on
6677 gt-$(basename $(notdir $(out_file))).h.
6679 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
6681 * config.gcc (lm32-*-rtems*): Add t-lm32.
6683 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
6685 * config.gcc: Add lm32-*-rtems*.
6686 * config/lm32/rtems.h: New file.
6688 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
6691 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
6693 2010-04-01 Jakub Jelinek <jakub@redhat.com>
6695 * dwarf2out.c (output_compilation_unit_header): For
6696 -gdwarf-4 use version 4 instead of version 3.
6697 (output_line_info): For version 4 and above emit additional
6698 maximum ops per insn header field.
6699 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
6701 * dwarf2out.c (is_c_family, is_java): Remove.
6702 (lower_bound_default): New function.
6703 (add_bound_info, gen_descr_array_type_die): Use it.
6705 2010-04-01 Dodji Seketeli <dodji@redhat.com>
6708 * dwarf2out.c (gen_variable_die): Allow debug info for variable
6709 re-declaration when it happens in a function.
6711 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
6713 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
6714 (cgraph_remove_function_insertion_hook): Same.
6715 (cgraph_call_function_insertion_hooks): Same.
6717 2010-04-01 Richard Guenther <rguenther@suse.de>
6720 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
6721 and TREE_THIS_VOLATILE.
6722 (copy_ref_info): Likewise.
6723 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
6724 * tree.c (build6_stat): Ignore side-effects of all but arg5
6725 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
6728 2010-04-01 Richard Guenther <rguenther@suse.de>
6730 PR tree-optimization/43607
6731 * ipa-type-escape.c (check_call): Do not access non-existing
6734 2010-04-01 Richard Guenther <rguenther@suse.de>
6738 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
6739 Jack Howarth <howarth@bromo.med.uc.edu>
6741 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6744 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6746 * doc/install.texi (Prerequisites): Document libelf usability on
6747 IRIX 5/6 and Solaris 2.
6748 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
6749 Update GNU as, GNU ld requirements.
6750 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
6751 Document Sun Studio compiler download.
6752 Update and simplify as, ld recommendations.
6753 (Specific, *-*-solaris2.7): Note obsoletion, removal.
6755 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6757 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
6758 with_tune_32 to pentium4.
6760 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
6762 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
6764 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6766 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
6767 obsoletion, removal.
6769 Document GNU as requirement.
6770 Update configure requirements.
6771 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
6772 Recomment IRIX 6.5.18+.
6773 Document IDF/IDL requirement.
6774 Document GNU as requirement.
6775 Document GNU ld bootstrap failure.
6776 Remove freeware.sgi.com reference.
6778 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6780 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
6781 UNIX V4.0, V5.0 obsoletion, removal.
6782 Remove --with-gc=simple reference.
6783 Update VM requirements during bootstrap.
6784 Remove -oldas bootstrap description.
6785 Update binutils reference.
6786 Remove comparison failure note.
6788 2010-03-31 Richard Guenther <rguenther@suse.de>
6789 Zdenek Dvorak <ook@ucw.cz>
6790 Sebastian Pop <sebastian.pop@amd.com>
6793 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
6794 with multiple arguments.
6795 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
6797 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6799 * graphite-dependences.c (print_pddr): Call print_pdr with an
6801 * graphite-poly.c (debug_pdr): Add an extra argument for the
6804 (print_pbb_domain): Same.
6806 (print_scop_context): Same.
6808 (print_cloog): Same.
6809 (debug_pbb_domain): Same.
6813 (debug_scop_context): Same.
6815 (debug_cloog): Same.
6816 (print_scop_params): Same.
6817 (debug_scop_params): Same.
6818 (print_iteration_domain): Same.
6819 (print_iteration_domains): Same.
6820 (debug_iteration_domain): Same.
6821 (debug_iteration_domains): Same.
6822 (print_scattering_function): Same.
6823 (print_scattering_functions): Same.
6824 (debug_scattering_function): Same.
6825 (debug_scattering_functions): Same.
6826 * graphite-poly.h (debug_pdr): Update declaration.
6828 (print_pbb_domain): Same.
6830 (print_scop_context): Same.
6832 (print_cloog): Same.
6833 (debug_pbb_domain): Same.
6837 (debug_scop_context): Same.
6839 (debug_cloog): Same.
6840 (print_scop_params): Same.
6841 (debug_scop_params): Same.
6842 (print_iteration_domain): Same.
6843 (print_iteration_domains): Same.
6844 (debug_iteration_domain): Same.
6845 (debug_iteration_domains): Same.
6846 (print_scattering_function): Same.
6847 (print_scattering_functions): Same.
6848 (debug_scattering_function): Same.
6849 (debug_scattering_functions): Same.
6851 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6853 * graphite-poly.c (print_scattering_function_1): New.
6854 (print_scattering_function): Call it.
6855 (print_scop_params): Remove spaces at the end of lines.
6858 * graphite-poly.h (print_cloog): Declared.
6859 (debug_cloog): Declared.
6861 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6863 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
6865 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
6866 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
6867 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
6868 to switch between adding the IV bump in loop->latch or in loop->header.
6870 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6872 * graphite-poly.c (print_scattering_function): Pretty print following
6875 (print_pbb_domain): Same.
6876 (dump_gbb_cases): Same.
6877 (dump_gbb_conditions): Same.
6880 (print_scop_params): Same.
6881 (print_scop_context): Same.
6883 (print_pbb_body): New.
6884 (lst_indent_to): New.
6885 (print_lst): Start new lines with a #.
6886 * graphite-poly.h (pbb_bb): New.
6887 (pbb_index): Use pbb_bb.
6888 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
6890 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
6892 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6894 * dwarf2out.c (size_of_die): For -gdwarf-4 use
6895 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
6896 and 0 instead of 1 for dw_val_class_flag.
6897 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
6898 dw_val_class_range_list, dw_val_class_loc_list,
6899 dw_val_class_lineptr and dw_val_class_macptr, use
6900 DW_FORM_flag_present for dw_val_class_flag and
6901 DW_FORM_exprloc for dw_val_class_loc.
6902 (output_die): For -gdwarf-4 print dw_val_class_loc
6903 size as uleb128 instead of 1 or 2 bytes and don't print
6904 anything for dw_val_class_flag.
6906 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
6907 instead of cselib_lookup following by tweaking locs->setting_insn.
6910 * cselib.c (cselib_process_insn): Clear cselib_current_insn
6911 even before returning from label, setjmp call or volatile asm
6914 2010-03-31 Richard Guenther <rguenther@suse.de>
6917 * cgraphunit.c (cgraph_output_in_order): Do not allocate
6918 temporary data on stack.
6920 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6922 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
6923 (PUSHSECTION_ASM_OP): Remove.
6924 (POPSECTION_ASM_OP): Remove.
6925 (PUSHSECTION_FORMAT): Remove.
6926 * config/sol2.h (PUSHSECTION_FORMAT): Define.
6927 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
6928 * config/sol2.c (solaris_output_init_fini): Use it.
6930 2010-03-31 Jie Zhang <jie@codesourcery.com>
6933 * opt-functions.awk (var_type_struct): Use signed char type
6934 for simple variables.
6936 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6938 * config/sol2.c: Include output.h.
6939 (solaris_assemble_visibility): New function.
6940 * config/t-sol2 (sol2.o): Add output.h dependency.
6941 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
6942 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
6945 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6948 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
6949 V2SImode or XFmode on PRE_DEC.
6952 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
6955 2010-03-31 Jie Zhang <jie@codesourcery.com>
6958 * reload.h (caller_save_initialized_p): Declare.
6959 * toplev.c (backend_init_target): Don't call
6960 init_caller_save but set caller_save_initialized_p to false.
6961 * caller-save.c (caller_save_initialized_p): Define.
6962 (init_caller_save): Check caller_save_initialized_p.
6963 * ira.c (ira): Call init_caller_save if flag_caller_saves.
6965 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6968 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
6969 and soft-fp/t-softfp to tmake_file.
6970 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
6971 (LIBGCC2_TF_CEXT): Define.
6974 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
6977 * cselib.c (n_useless_values): Document handling of debug locs.
6978 (n_useless_debug_values, n_debug_values): New variables.
6979 (new_elt_loc_list): Don't add to debug values, keep count.
6980 (promote_debug_loc): New.
6981 (cselib_reset_table): Zero new variables.
6982 (entry_and_rtx_equal_p): Promote debug locs.
6983 (discard_useless_locs): Increment n_useless_debug_values for
6985 (remove_useless_values): Adjust n_useless_values and n_debug_values
6986 with n_useless_debug_values.
6987 (add_mem_for_addr): Promote debug locs.
6988 (cselib_lookup_mem): Likewise.
6989 (cselib_lookup_addr): Renamed to...
6990 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
6991 (cselib_log_lookup): ... this. Turn into...
6992 (cselib_lookup_addr): ... new wrapper.
6993 (cselib_lookup_from_insn): New.
6994 (cselib_invalidate_regno): Increment n_useless_debug_values for
6996 (cselib_invalidate_mem): Likewise.
6997 (cselib_process_insn): Take n_deleted and n_debug_values into
6998 account to guard remove_useless_value call.
6999 (cselib_finish): Zero n_useless_debug_values.
7000 * cselib.h (cselib_lookup_from_insn): Declare.
7001 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
7002 (sched_analyze_2): Likewise.
7004 2010-03-30 Jakub Jelinek <jakub@redhat.com>
7006 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
7008 (adjust_mems): Replace narrowing SUBREG of expression containing
7009 just PLUS, MINUS, MULT and ASHIFT of registers and constants
7010 with operations in the narrower mode.
7013 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
7014 regs_invalidated_by_call instead all call_used_reg_set registers.
7016 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
7019 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
7020 pointer comparisons with types_compatible_p.
7021 * tree-vect-stmts.c (vectorizable_call): Same.
7022 (vectorizable_condition): Same.
7024 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7026 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
7027 stack check if the mask would be zero.
7029 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
7030 Jack Howarth <howarth@bromo.med.uc.edu>
7032 * tree-profile.c (tree_init_ic_make_global_vars): Make static
7035 2010-03-30 Joseph Myers <joseph@codesourcery.com>
7038 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
7040 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
7041 Include ___unordxf2 and ___unordtf2.
7042 * config/i386/libgcc-glibc.ver: Do not define inheritance from
7045 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
7047 * config/lm32/t-lm32: New file.
7048 * config.gcc: Use the above file when targetting lm32.
7050 2010-03-28 Duncan Sands <baldrick@free.fr>
7052 * Makefile.in (PLUGIN_HEADERS): Add except.h.
7054 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
7057 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
7058 Improve vectorization cost model diagnostic.
7060 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
7063 * tree-vect-data-refs.c (vect_analyze_data_refs): When
7064 compute_data_dependences_for_loop returns false, early exit
7065 and output an extra diagnostic for the failed data reference
7068 2010-03-29 Richard Guenther <rguenther@suse.de>
7070 PR tree-optimization/43560
7071 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
7072 (can_sm_ref_p): Treat stores to readonly locations as trapping.
7074 2010-03-29 Jie Zhang <jie@codesourcery.com>
7077 * toplev.c (process_options): Set optimization_default_node
7078 and optimization_current_node.
7079 * opts.c (decode_options): Don't set optimization_default_node
7080 and optimization_current_node.
7082 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
7084 * config/rtems.h: Abandon -qrtems_debug.
7086 2010-03-28 Jan Hubicka <jh@suse.cz>
7088 PR tree-optimization/43505
7089 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
7090 map should not be copied.
7092 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7095 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
7096 cdtors, set DECL_PRESERVE_P.
7097 * ipa.c (cgraph_externally_visible_p): Return true if declaration
7100 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
7102 PR tree-optimization/43528
7103 * stor-layout.c (place_field): Check that constant fits into
7104 unsigned HWI when skipping calculation of MS bitfield layout.
7106 2010-03-27 Jan Hubicka <jh@suse.cz>
7109 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
7110 notice_global_symbol work.
7112 2010-03-27 Jakub Jelinek <jakub@redhat.com>
7114 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
7115 instead of dwarf2out_decl.
7116 (struct var_loc_node): Remove section_label field.
7117 (dwarf2out_function_decl): New function.
7118 (dwarf2out_var_location): Don't set section_label field.
7119 (dwarf2out_begin_function): Don't empty decl_loc_table here.
7121 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7123 PR tree-optimization/43544
7124 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7125 First argument for builtin vectorized function hook is now a
7126 tree to be able to distinguish between machine specific and
7128 * targhooks.c (default_builtin_vectorized_function): Ditto.
7129 * targhooks.h (default_builtin_vectorized_function): Ditto.
7130 * target.h (struct gcc_target): Ditto.
7131 * tree-vect-stmts.c (vectorizable_function): Ditto.
7132 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
7133 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7136 2010-03-26 Joseph Myers <joseph@codesourcery.com>
7139 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
7140 nested binding iff it is a FUNCTION_DECL.
7141 (store_parm_decls_newstyle): Pass nested=true to bind for
7142 FUNCTION_DECLs amongst parameters.
7144 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7146 * var-tracking.c (vt_expand_loc_callback): Don't run
7147 cselib_expand_value_rtx_cb in dummy mode if
7148 cselib_dummy_expand_value_rtx_cb returned false.
7150 * var-tracking.c (emit_note_insn_var_location): For one part
7151 notes with offset 0, don't add EXPR_LIST around the location.
7152 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
7153 add_location_or_const_value_attribute): Adjust for that change.
7156 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
7157 into first operand and location into second.
7158 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
7159 dw_cfi_oprnd_loc for DW_CFA_expression.
7160 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
7161 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
7162 assume first argument is regnum and second argument is location.
7164 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7167 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
7168 of scratch register to DImode. Split to DImode comparison operator.
7169 Use SImode subreg of scratch register in the multiplication.
7170 (*cmp_sadd_sidi): Ditto.
7171 (*cmp_ssub_si): Ditto.
7172 (*cmp_ssub_sidi): Ditto.
7174 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7177 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
7178 Remove invalid assert and wrong comment.
7180 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7183 * flags.h (final_insns_dump_p): New extern.
7184 * final.c (final_insns_dump_p): New variable.
7185 (rest_of_clean_state): Set it before -fdump-final-insns=
7186 dumping, clear afterwards.
7187 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
7188 MEM_ALIAS_SET on MEMs.
7190 2010-03-26 David S. Miller <davem@davemloft.net>
7192 * configure.ac: Fix sparc GOTDATA_OP bug check.
7193 * configure: Rebuild.
7195 2010-03-26 Alan Modra <amodra@gmail.com>
7197 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
7199 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7201 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
7202 TLS_SECTION_ASM_FLAG.
7204 2010-03-25 Jakub Jelinek <jakub@redhat.com>
7207 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
7208 Clear first_function_block_is_cold.
7211 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
7212 argument if the argument is truth_value_p.
7214 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7216 * config/rs6000/constraints.md: Update copyright year for my changes.
7219 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
7220 used in reg+reg addressing, swap registers.
7222 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7225 * target.h (struct gcc_target): Add code_end hook.
7226 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
7228 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
7229 * toplev.c (compile_file): Call targetm.asm_out.code_end
7230 hook before unwind info/debug info output.
7231 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
7232 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
7233 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7234 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
7235 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7236 * config/i386/i386.c (ix86_file_end): Renamed to...
7237 (ix86_code_end): ... this. Make static. Don't call
7238 file_end_indicate_exec_stack. Emit unwind info using
7239 final_start_function/final_end_function.
7240 (darwin_x86_file_end): Remove.
7241 (TARGET_ASM_CODE_END): Define.
7242 * config/i386/i386.h (TARGET_ASM_FILE_END,
7243 NEED_INDICATE_EXEC_STACK): Don't define.
7244 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
7245 (TARGET_ASM_FILE_END): Define to darwin_file_end.
7246 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
7247 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
7250 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
7251 at the beginning and final_end_function at the end.
7252 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
7254 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7256 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
7257 and Sun as TLS syntax.
7258 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
7259 * configure: Regenerate.
7260 * config.in: Regenerate.
7261 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
7262 (default_elf_asm_named_section): Use it.
7263 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
7264 (i386_output_dwarf_dtprel): Likewise.
7265 (output_addr_const_extra): Likewise.
7266 (output_pic_addr_const): Lowercase @GOTTPOFF.
7267 (output_addr_const_extra): Likewise.
7268 (output_pic_addr_const): Lowercase @GOTNTPOFF.
7269 (output_addr_const_extra): Likewise.
7270 (output_pic_addr_const): Lowercase @INDNTPOFF.
7271 (output_addr_const_extra): Likewise.
7272 (output_pic_addr_const): Lowercase @NTPOFF.
7273 (output_addr_const_extra): Likewise.
7274 (output_pic_addr_const): Lowercase @TPOFF.
7275 (output_addr_const_extra): Likewise.
7276 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
7277 (*tls_global_dynamic_64): Likewise.
7278 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
7279 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
7281 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
7282 (ASM_OUTPUT_TLS_COMMON): Use it.
7283 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
7286 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
7287 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
7288 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
7289 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
7290 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
7291 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
7293 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7295 * config/i386/i386.c (override_options): Don't accept
7296 -mtls-dialect=sun any longer.
7297 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
7298 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
7299 (*tls_local_dynamic_base_32_sun): Likewise.
7300 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
7302 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7305 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7306 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
7309 * ira.c (adjust_cleared_regs): New function.
7310 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
7314 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
7316 * expr.c (expand_expr_real): Restore previous
7317 curr_insn_source_location and curr_insn_block after
7318 expand_expr_real_1 call.
7319 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
7320 instead of expand_expr_real_1.
7322 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
7324 PR rtl-optimization/43413
7325 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
7328 2010-03-22 James E. Wilson <wilson@codesourcery.com>
7331 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
7332 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
7334 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
7336 * config/i386/i386.c (ix86_target_string): Add -mfma.
7337 Fix a typo in comment.
7339 2010-03-22 Mike Stump <mikestump@comcast.net>
7342 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
7343 Don't overly align based upon packed packed fields.
7345 2010-03-22 Jason Merrill <jason@redhat.com>
7347 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
7348 Use () rather than [], and move before the element type.
7350 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7352 * doc/configfiles.texi (Configuration Files): Removed
7353 fixinc/Makefile*, intl/Makefile.*.
7354 * doc/makefile.texi: Fixed markup. Abstract from version
7355 control system used.
7356 (Makefile): Removed obsolete gcc/java/parse.y example.
7357 * doc/sourcebuild.texi: Likewise.
7358 (Top Level): Added config, gnattools, libdecnumber, libgcc,
7359 libgomp, libssp. Removed fastjar.
7360 (Miscellaneous Docs): Clarify location.
7361 Added COPYING3, COPYING3.LIB.
7362 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
7364 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7367 * config/i386/i386.c (x86_function_profiler)
7368 [!NO_PROFILE_COUNTERS]: Fix typo.
7369 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
7372 2010-03-22 Janis Johnson <janis187@us.ibm.com>
7373 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7375 * doc/sourcebuild.texi (Test Directives): Split into six
7376 subsections, with most of the current text in new subsections
7377 Directives, Selectors, and Final Actions.
7378 (Directives): Split list of test directives into multiple
7380 (Selectors): Describe use and syntax of selectors.
7381 (Effective-Target Keywords): Describe all existing keywords.
7382 (Add Options): Describe features for dg-add-options.
7383 (Require Support): Describe variants of dg-require-support.
7384 (Final Actions): Describe commands to use in dg-final.
7386 2010-03-22 Michael Matz <matz@suse.de>
7389 * recog.c (validate_replace_rtx_group): Replace also in
7390 REG_EQUAL and REG_EQUIV notes.
7392 2010-03-22 Richard Guenther <rguenther@suse.de>
7394 PR tree-optimization/43390
7395 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
7396 sure vector extracts are type correct.
7398 2010-03-22 Richard Guenther <rguenther@suse.de>
7401 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
7402 x * sqrt (x) even when optimizing for size if the target
7403 has native support for sqrt.
7405 2010-03-22 Jakub Jelinek <jakub@redhat.com>
7407 * varasm.c (make_decl_rtl_for_debug): Also clear
7408 flag_mudflap for the duration of make_decl_rtl call.
7411 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
7412 locs from preserved VALUEs.
7414 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7417 * pa.md (movmemsi): Set align to one if zero.
7418 (movmemdi): Likewise.
7420 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
7423 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
7424 with their corresponding prologue pushes.
7426 2010-03-20 Andrew Pinski <pinskia@gmail.com>
7429 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
7430 at the begining or end.
7431 (spu_expand_epilogue): Likewise.
7433 2010-03-20 Richard Guenther <rguenther@suse.de>
7435 PR rtl-optimization/43438
7436 * combine.c (make_extraction): Properly zero-/sign-extend an
7437 extraction of the low part of a CONST_INT. Also handle
7440 2010-03-19 Mike Stump <mikestump@comcast.net>
7442 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
7443 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
7444 (override_options): Use SUBTARGET32_DEFAULT_CPU.
7446 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7449 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
7452 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
7454 PR rtl-optimization/42258
7455 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
7456 use that may match DEF.
7459 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
7460 the cost of loading the constant rather than assuming
7462 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
7463 outer code is AND, do the same tests as the andsi3 expander and
7464 return COSTS_N_INSNS (1) if and is cheap.
7466 * optabs.c (avoid_expensive_constant): Fix formatting.
7468 2010-03-19 Michael Matz <matz@suse.de>
7471 * attribs.c (decl_attributes): When rebuilding a function pointer
7472 type use the same qualifiers as the original pointer type.
7474 2010-03-19 Martin Jambor <mjambor@suse.cz>
7476 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
7477 and is_gimple_ip_invariant_address.
7479 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7482 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7484 * config/arm/arm.c (arm_override_options): Turn off
7485 flag_dwarf2_cfi_asm for AAPCS variants.
7487 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7490 * config/arm/arm.c (emit_multi_reg_push): Update comments.
7491 Use PRE_MODIFY instead of PRE_DEC.
7492 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
7493 (vfp_emit_fstmd): Likewise.
7495 2010-03-19 Michael Matz <matz@suse.de>
7498 * builtins.c (expand_builtin_interclass_mathfn,
7499 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
7502 2010-03-19 Richard Guenther <rguenther@suse.de>
7504 PR tree-optimization/43415
7505 * tree-ssa-pre.c (phi_translate): Split out worker to ...
7506 (phi_translate_1): ... this.
7507 (phi_translate): Move all caching here. Cache all NARY
7508 and REFERENCE translations.
7510 2010-03-19 David S. Miller <davem@davemloft.net>
7512 With help from Eric Botcazou.
7513 * config/sparc/sparc.c: Include dwarf2out.h.
7514 (emit_pic_helper): Delete.
7515 (pic_helper_symbol_name): Delete.
7516 (pic_helper_emitted_p): Delete.
7517 (pic_helper_needed): New.
7518 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
7519 (get_pc_thunk_name): New.
7520 (load_pic_register): Remove 'delay_pic_helper' arg. Use
7521 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
7522 Set pic_helper_needed to true. Don't call emit_pic_helper.
7523 (sparc_expand_prologue): Update load_pic_register call.
7524 (sparc_output_mi_thunk): Likewise.
7525 (sparc_file_end): Emit a hidden comdat symbol for the PIC
7526 thunk if possible. Output CFI information as needed.
7528 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7529 Jack Howarth <howarth@bromo.med.uc.edu>
7532 * config/i386/i386.h: Fix ABI on darwin x86-32.
7534 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
7536 * tree.h: Declare make_decl_rtl_for_debug.
7537 * varasm.c (make_decl_rtl_for_debug): New.
7538 * dwarf2out.c (rtl_for_decl_location): Call it.
7539 * cfgexpand.c (expand_debug_expr): Call it.
7541 2010-03-18 Jakub Jelinek <jakub@redhat.com>
7544 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
7548 * var-tracking.c (vt_init_cfa_base): Do nothing if
7549 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
7551 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
7554 * var-tracking.c (canonicalize_vars_star): New.
7555 (dataflow_post_merge_adjust): Use it.
7557 2010-03-18 Jakub Jelinek <jakub@redhat.com>
7560 * var-tracking.c (non_suitable_const): New function.
7561 (add_uses): For DEBUG_INSNs with constants, don't record any
7562 value, instead just the constant value itself.
7563 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
7564 is not VAR_LOC_UNKNOWN_P, set var to the constant.
7565 (emit_notes_in_bb): Likewise.
7566 (emit_note_insn_var_location): For onepart variables if
7567 cur_loc is a VOIDmode constant, use DECL_MODE.
7569 2010-03-18 Martin Jambor <mjambor@suse.cz>
7572 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
7573 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
7574 all non-clones. Moved call redirection...
7575 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
7576 (cgraph_materialize_all_clones): Dispose of all
7577 combined_args_to_skip bitmaps.
7578 (verify_cgraph_node): Do not check for edges pointing to wrong
7579 nodes in inline clones.
7580 * tree-inline.c (copy_bb): Call
7581 cgraph_redirect_edge_call_stmt_to_callee.
7582 * ipa.c (cgraph_remove_unreachable_nodes): Call
7583 cgraph_node_remove_callees even when there are used clones.
7585 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
7587 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
7589 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
7592 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
7595 2010-03-18 Michael Matz <matz@suse.de>
7598 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
7599 into sqrt(x) if we need to preserve signed zeros.
7601 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
7602 Eric Botcazou <ebotcazou@adacore.com>
7604 PR rtl-optimization/43360
7605 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
7606 note if we don't know its invariant status.
7608 2010-03-18 Michael Matz <matz@suse.de>
7610 PR tree-optimization/43402
7611 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
7612 PHI chains of ssa names registered for update.
7614 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
7617 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
7618 non-offsettable and pre_modify update addressing.
7619 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
7620 and "2" alternatives "#".
7621 (*movdd_softfloat32): Make all alternatives "#";
7622 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
7623 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
7624 (*movdf_softfloat32): Make all alternatives "#";
7625 (movdi): Use the new DIFD mode iterator to create a common splitter
7626 for movdi, movdf and movdd patterns.
7628 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
7630 * common.opt (dumpdir): Remove redundant tab.
7632 2010-03-17 Martin Jambor <mjambor@suse.cz>
7634 PR tree-optimization/43347
7635 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
7636 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
7638 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
7640 PR rtl-optimization/42216
7641 * regrename.c (create_new_chain): New function, broken out from...
7642 (scan_rtx_reg): ... here. Call it. Handle the case where we are
7643 appending a use to an empty chain.
7644 (build_def_use): Remove previous changes that convert OP_INOUT to
7645 OP_OUT operands; instead detect the case where an OP_INOUT operand
7646 uses a previously untracked register and create an empty chain for it.
7648 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7650 * doc/extend.texi (Function Attributes): Rewrite unfinished
7651 sentence in ms_abi documentation.
7653 2010-03-17 Alan Modra <amodra@gmail.com>
7655 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
7656 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
7657 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
7658 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
7660 2010-03-16 Richard Henderson <rth@redhat.com>
7663 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
7664 (lower_try_finally): Save and restore eh_seq around the expansion
7667 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
7669 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
7670 statements before splitting block.
7672 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7674 * doc/sourcebuild.texi (Testsuites): Fix markup.
7675 Use pathnames relative to gcc/testsuite.
7676 (Test Directives): Move description of how timeout is determined.
7677 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
7678 (C Tests): Correct gcc.misc-tests directory.
7679 Framework tests now live in gcc.test-framework.
7681 2010-03-16 Richard Guenther <rguenther@suse.de>
7684 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
7685 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
7687 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
7688 Alexandre Oliva <aoliva@redhat.com>
7690 PR tree-optimization/42917
7691 * lambda-code.c (remove_iv): Skip debug statements.
7692 (lambda_loopnest_to_gcc_loopnest): Likewise.
7693 (not_interesting_stmt): Debug statements are not interesting.
7695 2010-03-16 Jakub Jelinek <jakub@redhat.com>
7699 * cselib.c (cselib_preserve_constants,
7700 cfa_base_preserved_val): New static variables.
7701 (preserve_only_constants): New function.
7702 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
7703 clear its REG_VALUES. If cselib_preserve_constants, don't
7704 empty the whole hash table, but preserve there VALUEs with constants,
7705 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
7706 (cselib_preserve_cfa_base_value): New function.
7707 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
7708 (cselib_init): Change argument to int bitfield. Set
7709 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
7711 (cselib_finish): Clear cselib_preserve_constants and
7712 cfa_base_preserved_val.
7713 * cselib.h (enum cselib_record_what): New enum.
7714 (cselib_init): Change argument to int.
7715 (cselib_preserve_cfa_base_value): New prototype.
7716 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
7717 * dse.c (dse_step1): Likewise.
7718 * cfgcleanup.c (thread_jump): Likewise.
7719 * sched-deps.c (sched_analyze): Likewise.
7720 * gcse.c (local_cprop_pass): Likewise.
7721 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
7722 If FN is non-NULL, call the callback always and whenever it returns
7723 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
7724 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
7725 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
7726 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
7727 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
7728 * var-tracking.c: Include recog.h.
7729 (bb_stack_adjust_offset): Remove.
7730 (vt_stack_adjustments): Don't call it, instead just gather the
7731 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
7732 (adjust_stack_reference): Remove.
7733 (compute_cfa_pointer): New function.
7734 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
7735 (struct adjust_mem_data): New type.
7736 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
7738 (get_address_mode): New function.
7739 (replace_expr_with_values): Use it.
7740 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
7741 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
7742 (adjust_sets): Remove.
7743 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
7744 Use get_address_mode.
7745 (get_adjusted_src): Remove.
7746 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
7747 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
7748 (add_with_sets): Don't call adjust_sets.
7749 (fp_setter, vt_init_cfa_base): New functions.
7750 (vt_initialize): Change return type to bool. Move most of pool etc.
7751 initialization to the beginning of the function from end. Pass
7752 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
7753 If !frame_pointer_needed, call vt_stack_adjustment before mos
7754 vector is filled, call vt_init_cfa_base if argp/framep has been
7755 eliminated to sp. If frame_pointer_needed and argp/framep has
7756 been eliminated to hard frame pointer, set
7757 hard_frame_pointer_adjustment and call vt_init_cfa_base after
7758 encountering fp setter in the prologue. For MO_ADJUST, call
7759 log_op_type before pusing the op into mos vector, not afterwards.
7760 Call adjust_insn before cselib_process_insn/add_with_sets,
7761 call cancel_changes (0) afterwards.
7762 (variable_tracking_main_1): Adjust for vt_initialize calling
7763 vt_stack_adjustments and returning whether it succeeded or not.
7765 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
7767 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
7770 2010-03-15 Jakub Jelinek <jakub@redhat.com>
7772 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
7774 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
7775 drap_reg has not been set.
7777 2010-03-15 Michael Matz <matz@suse.de>
7780 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
7781 use it to expand block copies.
7782 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
7783 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
7784 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
7786 2010-03-15 Richard Guenther <rguenther@suse.de>
7788 PR tree-optimization/43367
7789 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
7792 2010-03-15 Richard Guenther <rguenther@suse.de>
7794 PR tree-optimization/43317
7795 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
7797 2010-03-15 Martin Jambor <mjambor@suse.cz>
7799 PR tree-optimization/43141
7800 * tree-sra.c (create_abstract_origin): New function.
7801 (modify_function): Call create_abstract_origin.
7803 2010-03-15 Chris Demetriou <cgd@google.com>
7805 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
7808 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7811 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
7812 call insert_out_of_ssa_copy for default definitions.
7814 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7816 * graphite-clast-to-gimple.c (my_long_long): Defined.
7817 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
7818 * graphite-sese-to-poly.c (my_long_long): Defined.
7819 (scop_ivs_can_be_represented): Use it.
7821 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7823 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
7824 graphite-max-bbs-per-function, and loop-block-tile-size.
7825 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
7827 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
7829 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7831 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
7832 forward declaration.
7833 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
7834 (add_upper_bounds_from_estimated_nit): New.
7835 (build_loop_iteration_domains): Use it.
7837 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7839 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
7841 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7844 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
7845 should be an INTEGER_CST. Also handle CASE_CONVERT.
7847 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7849 * graphite.c (graphite_initialize): To bound the number of bbs per
7850 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
7851 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
7852 * doc/invoke.texi: Document it.
7854 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7856 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
7857 * graphite-sese-to-poly.h (build_poly_scop): Same.
7859 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7861 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
7862 the number of parameters in the scop. Use as an upper bound
7863 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
7864 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
7865 * doc/invoke.texi: Document it.
7867 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
7869 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
7870 * doc/c-tree.texi: Remove.
7871 * doc/generic.texi: Merge c-tree.texi here.
7872 * doc/gccint.texi (Trees): Remove menu entry.
7873 (c-tree.texi): Remove @include.
7874 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
7875 * doc/languages.texi (Reading RTL): Ditto.
7877 2010-03-12 Steve Ellcey <sje@cup.hp.com>
7880 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
7882 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7885 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
7886 code added to work around reload clobbering CONST insns.
7888 2010-03-12 Jakub Jelinek <jakub@redhat.com>
7890 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
7891 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
7892 (cselib_preserve_only_values): Remove retain argument, don't
7893 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
7894 * cselib.h (cselib_preserve_only_values): Remove retain argument.
7895 * var-tracking.c (micro_operation): Move insn field before union.
7896 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
7897 (struct variable_tracking_info_def): Remove n_mos field, change
7898 mos into a vector of micro_operations.
7899 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
7900 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
7901 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
7902 changing into a vector.
7903 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
7904 come before all other uops generated by add_stores.
7905 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
7907 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
7908 a vector. Run just one pass over the bbs instead of separate counting
7909 and computation phase.
7910 (vt_finalize): Free VTI (bb)->mos vector instead of array.
7913 * tree-inline.c (remap_decls): Put old_var rather than origin_var
7914 into *nonlocalized_list vector.
7915 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
7916 even if origin is non-NULL.
7917 (gen_variable_die): Likewise.
7918 (process_scope_var): Don't change origin.
7919 (gen_decl_die): Likewise.
7920 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
7921 before adding new edges instead of after it, fix moving over
7924 2010-03-11 David S. Miller <davem@davemloft.net>
7926 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
7928 * configure: Rebuild.
7930 2010-03-11 Martin Jambor <mjambor@suse.cz>
7932 PR tree-optimization/43257
7933 * tree.c (assign_assembler_name_if_neeeded): New function.
7934 (free_lang_data_in_cgraph): Assembler name assignment moved to the
7936 * tree.h (assign_assembler_name_if_neeeded): Declare.
7937 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
7938 the function if needed.
7940 2010-03-11 Chris Demetriou <cgd@google.com>
7942 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
7943 include/stdint-gcc.h, and include/stdint.h world-readable.
7945 2010-03-11 Richard Guenther <rguenther@suse.de>
7947 PR tree-optimization/43255
7948 * tree-vrp.c (process_assert_insertions_for): Do not insert
7949 asserts for trivial conditions.
7951 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7953 PR tree-optimization/43280
7954 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
7955 generation. Move calculation of size out of the if branch.
7956 (find_bswap): Modify compare number generation.
7958 2010-03-11 Richard Guenther <rguenther@suse.de>
7961 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
7962 (input_gimple_stmt): Fixup handled component types during
7963 operand read. Also fix up decls in ADDR_EXPRs.
7965 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
7967 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
7968 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
7970 2010-03-10 Jan Hubicka <jh@suse.cz>
7973 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
7974 * varasm.c (get_variable_section): Don't do that here...
7975 (make_decl_rtl): ... and here.
7976 (do_assemble_alias): Produce decl RTL.
7977 (assemble_alias): Likewise.
7979 2010-03-10 Jakub Jelinek <jakub@redhat.com>
7982 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
7983 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
7985 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
7986 (based_loc_descr): Only express drap or vdrap regno based expressions
7987 using DW_OP_fbreg when not optimizing.
7988 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
7989 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
7990 REG_CFA_SET_VDRAP note.
7992 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
7994 PR tree-optimization/43236
7995 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
7996 error in calculation of base address in reverse iteration case.
7997 (generate_builtin): Take number of latch executions if the statement
8000 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
8003 * tree-eh.c: Include pointer-set.h.
8004 (lower_eh_dispatch): Filter out duplicate case labels and
8005 remove the unneeded edge when the label is unused. Return
8006 true when some edges are removed.
8007 (execute_lower_eh_dispatch): When any lowering resulted in
8008 removing an edge, also delete unreachable blocks.
8010 2010-03-10 Jakub Jelinek <jakub@redhat.com>
8013 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
8014 UNSPEC_MACHOPIC_OFFSET.
8016 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
8019 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8020 (m68k_delegitimize_address): New function.
8022 2010-03-09 Jakub Jelinek <jakub@redhat.com>
8025 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
8028 * var-tracking.c (adjust_sets): New function.
8029 (count_with_sets, add_with_sets): Use it.
8030 (get_adjusted_src): New inline function.
8031 (add_stores): Use it.
8034 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
8035 call cselib_dummy_expand_value_rtx_cb instead of
8036 cselib_expand_value_rtx_cb.
8039 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
8040 * config/i386/i386.c: Include debug.h and dwarf2out.h.
8041 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
8042 and .cfi_endproc around the pic thunks.
8043 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
8044 all queued unwind info register saves are saved before the call.
8045 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
8046 considered as sp-=4 for unwind info and the pop as sp+=4 which
8047 also clobbers dest, but doesn't actually restore it.
8050 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
8051 RTX_FRAME_RELATED_P.
8053 2010-03-09 Jie Zhang <jie@codesourcery.com>
8055 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
8056 whitespaces in output template.
8058 2010-03-09 Jie Zhang <jie@codesourcery.com>
8060 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
8063 2010-03-08 Jakub Jelinek <jakub@redhat.com>
8065 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
8066 builtins.exp in a separate job.
8068 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8070 * graphite-sese-to-poly.c (add_param_constraints): Use
8071 lower_bound_in_type and upper_bound_in_type.
8073 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8075 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
8076 instead of unsigned_type_node.
8078 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8079 Reza Yazdani <reza.yazdani@amd.com>
8082 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
8083 on pointer type parameters.
8085 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
8089 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
8090 handle conversions from pointer to integers.
8091 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
8092 induction variable, to be able to work with code generated by CLooG.
8093 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
8094 (build_poly_scop): Bail out if we cannot codegen a loop.
8096 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
8098 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
8099 code generation with gloog_error.
8101 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8103 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
8104 Call fold_convert on all the returned values.
8105 (expand_scalar_variables_expr): Pass to
8106 expand_scalar_variables_ssa_name the type of the resulting expression.
8108 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8110 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
8111 ppl_min_for_le_pointset.
8112 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
8113 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
8115 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8117 * graphite-dependences.c (map_into_dep_poly): Removed.
8118 (dependence_polyhedron_1): Use combine_context_id_scat.
8120 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8122 * graphite-poly.h (struct poly_scattering): Add layout documentation.
8123 (struct poly_bb): Same.
8124 (combine_context_id_scat): New.
8126 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8129 * sese.c (name_defined_in_loop_p): Return false for default
8132 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8134 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
8135 and clean up the logic.
8137 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8139 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
8142 2010-03-08 Jakub Jelinek <jakub@redhat.com>
8144 * var-tracking.c (remove_cselib_value_chains): Define only for
8146 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
8147 delete_slot_part, emit_notes_for_differences_1): Don't call
8148 remove_cselib_value_chains here.
8149 (set_slot_part, emit_notes_for_differences_2): Don't call
8150 add_cselib_value_chains here.
8151 (preserved_values): New vector.
8152 (preserve_value): New function.
8153 (add_uses, add_stores, vt_add_function_parameters): Use it
8154 instead of cselib_preserve_value.
8155 (changed_values_stack): New vector.
8156 (check_changed_vars_0): New function.
8157 (check_changed_vars_1, check_changed_vars_2): Use it.
8158 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
8159 changed_values_stack VALUEs.
8160 (vt_emit_notes): For all preserved_values call
8161 add_cselib_value_chains. If ENABLE_CHECKING call
8162 remove_cselib_value_chains before verifying value_chains is empty.
8163 Initialize and free changed_values_stack.
8164 (vt_initialize): Initialize preserved_values.
8165 (vt_finalize): Free preserved_values.
8167 2010-03-08 Richard Guenther <rguenther@suse.de>
8169 PR tree-optimization/43269
8170 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
8173 2010-03-08 Martin Jambor <mjambor@suse.cz>
8175 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
8176 (ipa_is_param_called): Removed.
8177 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
8178 (ipa_print_node_params): Do not print the called flag.
8179 (ipa_write_node_info): Do not stream the called flag.
8180 (ipa_read_node_info): Likewise.
8182 2010-03-07 Jakub Jelinek <jakub@redhat.com>
8185 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
8186 * cselib.c (struct expand_value_data): Add dummy field.
8187 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
8189 (cselib_dummy_expand_value_rtx_cb): New function.
8190 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
8192 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
8193 * var-tracking.c: Include pointer-set.h.
8194 (variable): Change n_var_parts to char from int. Add
8195 cur_loc_changed and in_changed_variables fields.
8196 (variable_canonicalize): Remove.
8197 (shared_var_p): New inline function.
8198 (unshare_variable): Maintain cur_loc_changed and
8199 in_changed_variables fields. If var was in changed_variables,
8200 replace it there with new_var. Just copy cur_loc instead of
8201 resetting it to something else.
8202 (variable_union): Don't recompute cur_loc. Use shared_var_p.
8203 (dataflow_set_union): Don't call variable_canonicalize.
8204 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
8205 of their DEBUG_EXPR_TREE_DECLs.
8206 (canonicalize_loc_order_check): Verify that cur_loc is NULL
8207 and in_changed_variables and cur_loc_changed is false.
8208 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
8209 and cur_loc_changed. Don't update cur_loc here.
8210 (variable_merge_over_src): Don't call variable_canonicalize.
8211 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
8212 removing loc that is equal to cur_loc, clear cur_loc,
8213 set cur_loc_changed and ensure variable_was_changed is called.
8214 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
8215 compare pointers in cur_loc check, if it is equal to loc,
8216 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
8217 (variable_different_p): Remove compare_current_location argument,
8218 don't compare cur_loc.
8219 (dataflow_set_different_1): Adjust variable_different_p caller.
8220 (variable_was_changed): If dv had some var in changed_variables
8221 already, reset in_changed_variables flag for it and propagate
8222 cur_loc_changed over to the new variable. On empty var
8223 always set cur_loc_changed. Set in_changed_variables on whatever
8224 var is added to changed_variables.
8225 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
8226 Use shared_var_p. When removing loc that is equal to cur_loc,
8227 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
8228 end, don't set it to something else, just call variable_was_changed.
8229 (delete_slot_part): Use shared_var_p. When cur_loc equals to
8230 loc being removed, clear cur_loc and set cur_loc_changed.
8231 Set cur_loc_changed if all locations have been removed.
8232 (struct expand_loc_callback_data): New type.
8233 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
8234 allocated. Always create SUBREGs if simplify_subreg failed.
8235 Prefer to use cur_loc, when that fails and still in
8236 changed_variables (and seen first time) recompute it. Set
8237 cur_loc_changed of variables which had to change cur_loc and
8238 compute elcd->cur_loc_changed if any of the subexpressions used
8239 had to change cur_loc.
8240 (vt_expand_loc): Adjust to pass arguments in
8241 expand_loc_callback_data structure.
8242 (vt_expand_loc_dummy): New function.
8243 (emitted_notes): New variable.
8244 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
8245 that weren't used for any other decl in current
8246 emit_notes_for_changes call call vt_expand_loc_dummy to update
8247 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
8248 first loc_chain location if NULL before. Always use just
8249 cur_loc instead of first loc_chain location. When cur_loc_changed
8250 is false, when not --enable-checking=rtl just don't emit any note.
8251 When rtl checking, compute the note and assert it is the same
8252 as previous note. Clear cur_loc_changed and in_changed_variables
8253 at the end before removing from changed_variables.
8254 (check_changed_vars_3): New function.
8255 (emit_notes_for_changes): Traverse changed_vars to call
8256 check_changed_vars_3 on each changed var.
8257 (emit_notes_for_differences_1): Clear cur_loc_changed and
8258 in_changed_variables. Recompute cur_loc of new_var.
8259 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
8260 (vt_emit_notes): Initialize and destroy emitted_notes.
8262 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
8264 PR rtl-optimization/42220
8265 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
8266 Use verify_reg_tracked to determine if we should use OP_OUT rather
8268 (build_def_use): If we see an in-out operand for a register that we
8269 know nothing about, treat is an output if possible, fail the block if
8272 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8275 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
8278 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8281 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
8282 uses of relevant DEFs that are dead outside the loop too.
8284 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8286 * var-tracking.c (dataflow_set_merge): Swap src and src2.
8288 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8290 * var-tracking.c (values_to_unmark): New variable.
8291 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8292 values_to_unmark vector. Moved body to...
8293 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8294 instead queue it into values_to_unmark vector.
8295 (vt_find_locations): Free values_to_unmark vector.
8297 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
8299 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
8300 (site.exp): Export them when plugins are enabled.
8302 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
8305 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
8307 (chrec_fold_multiply): Same.
8309 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
8312 * c-decl.c (build_compound_literal): Return early if init is
8315 2010-03-04 Martin Jambor <mjambor@suse.cz>
8317 PR tree-optimization/43164
8318 PR tree-optimization/43191
8319 * tree-sra.c (type_consists_of_records_p): Reject records with
8320 zero-size bit-fields at the end.
8322 2010-03-04 Mike Stump <mikestump@comcast.net>
8324 * Makefile.in (TAGS): Remove *.y.
8326 2010-03-04 Richard Guenther <rguenther@suse.de>
8328 PR tree-optimization/40761
8329 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
8331 (my_rev_post_order_compute): New function.
8332 (init_pre): Call it.
8334 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
8337 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
8338 decrease the cost of an IV candidate when the cost is infinite.
8340 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8342 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
8343 Use '3DNow!' for the extension of that name, ensure normal space
8345 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
8347 2010-03-03 Jeff Law <law@redhat.com>
8349 * PR middle-end/32693
8350 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
8351 than gen_rtx_SUBREG.
8352 (extract_bit_field_1): Likewise.
8354 2010-03-03 Janis Johnson <janis187@us.ibm.com>
8356 * doc/sourcebuild.texi (Test directives): Document that arguments
8357 include-opts and exclude-opts are now optional for dg-skip-if,
8358 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
8360 2010-03-03 Jason Merrill <jason@redhat.com>
8363 * cgraph.h (varpool_node): Add extra_name field.
8364 * varpool.c (varpool_extra_name_alias): New.
8365 (varpool_assemble_decl): Emit extra name aliases.
8366 (varpool_mark_needed_node): Look past an extra name alias.
8367 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
8368 * lto-streamer-in.c (lto_input_tree): Read it.
8369 * lto-streamer-out.c (output_unreferenced_globals): Write it.
8371 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
8373 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
8374 (sparc*-*-solaris2*): ...this.
8376 2010-03-03 Jakub Jelinek <jakub@redhat.com>
8379 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
8380 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
8381 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
8382 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
8385 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
8386 fallthrough to default handling, just with want_address 0 instead of 2.
8387 For single element lists, add_AT_loc directly, otherwise create an
8388 artificial variable DIE and stick location list to it.
8391 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
8392 (VAL_EXPR_HAS_REVERSE): Define.
8393 (reverse_op): New function.
8394 (add_stores): For reversible operations add an extra MO_VAL_USE.
8396 2010-03-02 Jason Merrill <jason@redhat.com>
8398 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
8400 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
8402 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
8403 (sparc64-*-linux*): Likewise.
8404 (sparc64-*-solaris2*): Include assembler files before linker ones.
8405 (sparc-*-solaris2*): Simplify and reorder to match previous case.
8406 * config/sparc/gas.h: Delete.
8407 * config/sparc/sol2-64.h: Add copyright notice.
8408 * config/sparc/sol2-gas-bi.h: Likewise.
8409 * config/sparc/sol2-gld.h: Likewise.
8410 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
8411 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
8412 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
8413 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
8414 (sparc_elf_asm_named_section): Rename into...
8415 (sparc_solaris_elf_asm_named_section): ...this. Always define.
8417 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
8419 * config/alpha/alpha.c (override_options): Fix -mtune error message.
8421 2010-03-02 Jeff Law <law@redhat.com>
8424 * reload1.c (rtx_p, substitute_stack): Declare.
8425 (substitute): Record addresses of changed rtxs.
8426 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
8427 Restore the original rtx when complete.
8428 (reload): Free subsitute_stack when complete.
8430 2010-03-02 Janis Johnson <janis187@us.ibm.com>
8432 * doc/gccint.texi (menu): Add Testsuites as a chapter.
8433 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
8435 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
8436 LTO Testing, gcov Testing, profopt Testing, compat Testing,
8437 Torture Tests): Change from subsection to section.
8439 2010-03-02 Jakub Jelinek <jakub@redhat.com>
8440 Steven Bosscher <steven@gcc.gnu.org>
8442 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
8445 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
8448 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
8449 the assignment from the new induction variable to the assignment
8450 of the value from the original loop PHI function.
8452 2010-03-01 Janis Johnson <janis187@us.ibm.com>
8453 Daniel Jacobowitz <dan@codesourcery.com>
8455 * doc/sourcebuild.texi (Test directives): Clarify options to
8458 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8460 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
8461 Disable cfi directives unless GCC and gas agree on using read-only
8462 .eh_frame sections for 64-bit.
8463 * configure: Regenerate.
8465 2010-03-01 Richard Guenther <rguenther@suse.de>
8467 PR tree-optimization/43220
8468 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
8469 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
8471 2010-03-01 Richard Guenther <rguenther@suse.de>
8472 Martin Jambor <mjambor@suse.cz>
8475 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
8476 gimplified parameters.
8478 2010-03-01 Christian Bruel <christian.bruel@st.com>
8480 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
8482 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
8484 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
8486 2010-03-01 Richard Guenther <rguenther@suse.de>
8489 * expr.c (expand_assignment): Use the alias-oracle to tell
8490 if the rhs aliases the result decl.
8492 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8495 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
8496 to sol_gt_pch_get_address.
8497 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
8498 64-bit, SPARC and x86.
8499 (sol_gt_pch_get_address): New function.
8501 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
8503 * toplev.h (inform_n, error_n): Declare.
8504 * diagnostic.c (inform_n, error_n): New function.
8506 2010-03-01 Jakub Jelinek <jakub@redhat.com>
8508 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
8509 has no rtl yet when processing local_decls, queue it and recheck
8510 if deferred stack allocation hasn't assigned it rtl.
8512 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8514 * config/sh/sh.c (unspec_bbr_uid): New.
8515 (gen_block_redirect): Use it instead of INSN_UID.
8516 (gen_far_branch): Likewise.
8518 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
8520 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
8521 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
8523 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8525 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
8526 (Warning Options): -Wno-conversion-null is valid for
8527 Objective-C++ as well.
8528 * doc/tm.texi (Named Address Spaces): Likewise.
8529 * doc/plugins.texi (Plugins): Replace TABs with spaces.
8530 * doc/tree-ssa.texi (Tree SSA): Likewise.
8532 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8535 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
8536 by default. Don't set the default arch for
8537 i[34567]86-*-darwin*|x86_64-*-darwin*.
8539 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8542 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
8543 default. Set the default 32bit/64bit archs with $with_arch
8544 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
8546 2010-02-27 Richard Guenther <rguenther@suse.de>
8548 PR tree-optimization/43186
8549 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
8550 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
8551 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
8552 unroller iterations.
8554 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8556 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
8557 required and i[34567]86-*-* targets don't support 64bit ISA.
8559 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
8562 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8565 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
8567 * config.gcc: Set the default arch at least to Prescott for
8568 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
8569 if SSE math is enabled.
8571 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8573 * diagnostic.c (diagnostic_initialize): Update.
8574 (diagnostic_report_diagnostic): Test inhibit_notes_p for
8576 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
8577 (diagnostic_inhibit_notes): New.
8578 * toplev.c (process_options): inhibit notes with -fcompare-debug.
8580 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8583 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
8584 * doc/standards.texi: Likewise.
8585 * doc/extend.texi: Likewise.
8586 * doc/trouble.texi: Likewise.
8587 * doc/cppopts.texi: Likewise.
8588 * doc/install.texi: Likewise.
8589 * c.opt (std=c90,std=gnu90): New options.
8590 * c-opts.c (c_common_handle_option): Handle them.
8592 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8595 * c-decl.c (undeclared_variable): Use an informative note.
8597 2010-02-26 Richard Guenther <rguenther@suse.de>
8599 PR tree-optimization/43186
8600 * gimple.h (gimple_fold): Remove.
8601 * gimple.c (gimple_fold): Remove. Inline into single user ...
8602 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
8603 Try harder for conditions.
8605 2010-02-26 Jakub Jelinek <jakub@redhat.com>
8608 * function.c (used_types_insert): Don't skip through named pointer
8609 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
8610 and it is different from the main variant's type.
8612 2010-02-26 Nick Clifton <nickc@redhat.com>
8614 * config/rx/rx.md (sminsi3): Remove bogus alternative.
8616 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
8618 * config.gcc: Support --with-fpmath=sse for x86.
8620 * config/i386/ssemath.h: New.
8622 * doc/install.texi (--with-fpmath=sse): Documented.
8624 2010-02-26 Richard Guenther <rguenther@suse.de>
8626 PR tree-optimization/43188
8627 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
8628 vector types of over-aligned element type.
8630 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
8633 * config/i386/i386.c (expand_vec_perm_blend): Use correct
8634 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
8636 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
8638 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
8640 2010-02-26 Jakub Jelinek <jakub@redhat.com>
8642 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
8643 * var-tracking.c: Include diagnostic.h.
8644 (debug_dv): New function.
8645 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
8648 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
8649 (add_value_chain, add_value_chains, remove_value_chain,
8650 remove_value_chains): Handle DEBUG_EXPRs.
8651 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
8654 * regcprop.c (struct queued_debug_insn_change): New type.
8655 (struct value_data_entry): Add debug_insn_changes field.
8656 (struct value_data): Add n_debug_insn_changes field.
8657 (debug_insn_changes_pool): New variable.
8658 (free_debug_insn_changes, apply_debug_insn_changes,
8659 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
8660 (kill_value_one_regno): Call free_debug_insn_changes if needed.
8661 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
8663 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
8665 (copyprop_hardreg_forward_1): Don't call apply_change_group for
8666 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
8667 changes, call cprop_find_used_regs via note_stores.
8668 (copyprop_hardreg_forward): When copying vd from predecessor
8669 which has any queued DEBUG_INSN changes, make sure the pointers are
8670 cleared. At the end call df_analyze and then if there are any
8671 DEBUG_INSN changes queued at the end of some basic block for still
8672 live registers, apply them.
8673 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
8675 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
8677 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
8680 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
8682 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
8683 targets. Set the default with_cpu/with_arch from arch/cpu.
8684 Allow x86-64 and native for with_cpu/with_arch.
8686 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
8688 * ebitmap.c: Change calls to verify_popcount with calls to
8689 sbitmap_verify_popcount.
8690 (ebitmap_clear_bit): Fixed map->cacheindex test and
8691 map>cache update when bit clearing results in an empty
8694 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8697 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
8698 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
8699 and support both V2DF and V2DI modes.
8700 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
8701 support both V2DF and V2DI modes.
8702 (general): Delete trailing whitespace from a few patterns.
8704 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8705 V2DF/V2DI interleave high/low builtins.
8707 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
8710 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
8711 interleave high/low functions.
8713 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
8715 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
8716 #pragma extern_prefix.
8718 2010-02-25 Jakub Jelinek <jakub@redhat.com>
8721 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
8722 BLKmode, assert op0 is a MEM and just adjust its mode.
8725 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
8726 if bitpos isn't multiple of mode's bitsize.
8728 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8730 * c.opt (-ftemplate-depth=): New.
8731 (-ftemplate-depth-): Deprecate.
8732 * optc-gen.awk: Handle -ftemplate-depth=.
8733 * opth-gen.awk: Likewise.
8734 * c-opts.c (c_common_handle_option): Likewise.
8735 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
8737 2010-02-24 Jason Merrill <jason@redhat.com>
8739 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
8741 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8743 * cfg.c (alloc_aux_for_block): Remove inline.
8744 (alloc_aux_for_edge): Likewise.
8746 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8748 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
8750 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8752 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
8753 * config/i386/sol2-gas.h: New file.
8754 * config.gcc (i[34567]86-*-solaris2*): Use it.
8756 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8759 * c-typeck.c (ep_convert_and_check): New.
8760 (build_conditional_expr): Use it.
8761 (build_binary_op): Likewise.
8763 2010-02-24 Jakub Jelinek <jakub@redhat.com>
8765 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
8768 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
8769 bounds even for -O+.
8770 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
8771 expr needs to have DECL_NAME set.
8773 2010-02-24 Nick Clifton <nickc@redhat.com>
8775 * config/mep/mep.c: Include gimple.h.
8776 (mep_function_uses_sp): Delete unused function.
8777 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
8778 parameters. Use unsigned integers to count args. Return a
8779 NULL_RTX instead of an error_mark_node. Toidy up formatting.
8781 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8784 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
8785 greater or equal to nelt instead of 2 * nelt.
8786 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
8789 2010-02-23 Jason Merrill <jason@redhat.com>
8792 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
8793 in cfun->local_decls even if they have register types.
8796 * stor-layout.c (place_field): Don't warn about unnecessary
8797 DECL_PACKED if the type is packed.
8799 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8802 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
8803 GOTOFF relocs, even when the base reg isn't pic pointer.
8805 2010-02-23 Michael Matz <matz@suse.de>
8808 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
8809 (expand_gimple_basic_block): Generate and use debug temps if there
8810 are debug uses left after the last real use of TERed ssa names.
8811 Unlink debug immediate uses when they are expanded.
8813 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
8816 * config/i386/i386.c (override_options): Reorganise to provide
8817 better error messages.
8819 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8822 * graphite-scop-detection.c (create_single_exit_edge): Move
8823 the call to find_single_exit_edge to....
8824 (create_sese_edges): ...here. Don't handle multiple edges
8825 exiting the function.
8826 (build_graphite_scops): Don't handle multiple edges
8827 exiting the function.
8829 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8832 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
8833 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
8835 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8838 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
8840 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
8843 * c-typeck.c (convert_arguments): Print declaration location.
8844 * c-common.c (validate_nargs): Rename as
8845 builtin_function_validate_nargs.
8846 (check_builtin_function_arguments): Update.
8848 2010-02-22 Richard Guenther <rguenther@suse.de>
8851 * tree-inline.c (declare_return_variable): Use the type of
8852 the call stmt lhs if available.
8854 2010-02-22 Duncan Sands <baldrick@free.fr>
8856 * passes.c (register_pass): Always consider all pass lists when
8857 ref_pass_instance_number is zero.
8859 2010-02-22 Richard Guenther <rguenther@suse.de>
8861 PR tree-optimization/42749
8862 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
8863 parameter. Do arithmetic in the original type.
8864 (update_accumulator_with_ops): Likewise.
8865 (adjust_accumulator_values): Adjust.
8867 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8869 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
8870 (QI to BLKmode splitter): New splitter.
8872 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
8874 * config/i386/i386.c (initial_ix86_tune_features): Turn on
8875 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
8877 2010-02-22 Richard Guenther <rguenther@suse.de>
8879 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
8881 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
8883 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
8884 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
8885 ($(T)crti.o, $(T)crtn.o): Remove rules.
8887 2010-02-21 Tobias Burnus <burnus@net-b.de>
8890 * doc/invoke.texi (-fassociative-math): Document that this
8891 option is automatically enabled for Fortran.
8893 2010-02-20 David S. Miller <davem@davemloft.net>
8895 * configure.ac: Test if linker and assembler properly support
8896 GOTDATA_OP relocations.
8897 * configure: Rebuild.
8898 * config.in: Likewise.
8899 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
8900 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
8901 (movsi_high_pic): Likewise.
8902 (movdi_lo_sum_pic): Likewise.
8903 (movdi_high_pic): Likewise.
8904 (movsi_pic_gotdata_op): New pattern.
8905 (movdi_pic_gotdata_op): Likewise.
8906 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
8907 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
8909 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
8912 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
8913 attribute to ssemul.
8914 (xop_mulv2div2di3_high): Ditto.
8916 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8919 * c.opt (Wconversion-null): New option.
8920 * doc/invoke.texi (Wconversion-null): Document.
8922 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8924 * common.opt (Wlarger-than-): Add Undocumented.
8926 2010-02-19 Mike Stump <mikestump@comcast.net>
8928 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
8930 2010-02-19 Jason Merrill <jason@redhat.com>
8933 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
8934 * configure: Likewise.
8936 2010-02-20 Alan Modra <amodra@gmail.com>
8939 * cgraph.h (cgraph_make_decl_local): Declare.
8940 * cgraph.c (cgraph_make_decl_local): New function.
8941 (cgraph_make_node_local): Use it.
8942 * cgraphunit.c (cgraph_function_versioning): Likewise.
8943 * ipa.c (function_and_variable_visibility): Likewise.
8945 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8948 * except.c (sjlj_emit_function_enter): Don't call
8949 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
8951 * rtl.h (add_reg_br_prob_note): Remove prototype.
8953 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8956 * c-common.c (conversion_warning): Remove widening conversions
8957 before checking the conversion of integers to reals.
8959 2010-02-19 Mike Stump <mikestump@comcast.net>
8962 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
8965 * cgraphunit.c (process_function_and_variable_attributes): Check
8966 DECL_PRESERVE_P instead of looking up attribute "used".
8967 * ipa-pure-const.c (check_decl): Likewise.
8968 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
8969 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
8970 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
8971 instead of attribute "used".
8972 * config/sol2-c.c (solaris_pragma_init): Likewise.
8973 (solaris_pragma_fini): Likewise.
8975 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8977 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
8978 Use XCNEW instead of xcalloc.
8979 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
8980 XNEW instead of xmalloc.
8981 (get_fields): Use XNEWVEC instead of xmalloc.
8984 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
8985 populate vars array.
8986 (create_new_general_access): For debug stmts just reset value.
8987 (get_stmt_accesses): For accesses within debug stmts just record them
8988 using add_access_to_acc_sites instead of preventing the peeling or
8989 counting them as accesses.
8992 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
8994 2010-02-19 Richard Guenther <rguenther@suse.de>
8996 PR tree-optimization/42916
8997 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
9000 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
9002 * configure.ac: Replace all uses of changequote in macro arguments
9003 with proper quoting.
9005 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9008 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
9010 2010-02-19 Richard Guenther <rguenther@suse.de>
9012 PR tree-optimization/42944
9013 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
9014 test for aliasing with errno.
9016 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9019 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
9020 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
9021 * dojump.c: Include output.h.
9022 (inv): New inline function.
9023 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
9024 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
9025 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
9026 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
9027 argument, pass it down to other calls.
9028 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
9029 add REG_BR_PROB note to the conditional jump.
9030 * cfgexpand.c (add_reg_br_prob_note): Removed.
9031 (expand_gimple_cond): Don't call it, add the probability
9032 as last argument to jumpif_1/jumpifnot_1.
9033 * Makefile.in (dojump.o): Depend on output.h.
9034 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
9036 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
9037 * stmt.c (do_jump_if_equal): Likewise.
9038 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
9039 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9040 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
9042 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
9043 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
9044 jumpifnot_1 callers.
9045 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
9047 (store_expr): Adjust jumpifnot caller.
9048 (store_constructor): Adjust jumpif caller.
9051 * gimplify.c (gimple_boolify): For __builtin_expect call
9052 gimple_boolify also on its first argument.
9054 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
9056 * configure.ac (gnu-unique-object): Wrap regexps using [] in
9058 (__stack_chk_fail): Ditto. Remove quadrigraphs.
9059 * configure: Regenerated.
9061 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9063 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
9064 lang_hooks.types_compatible_p instead of comptypes.
9066 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9068 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
9069 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
9070 if __prefer_thumb__ is defined.
9072 2010-02-18 Martin Jambor <mjambor@suse.cz>
9074 PR tree-optimization/43066
9075 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
9076 array with zero-sized element type.
9078 2010-02-18 Jakub Jelinek <jakub@redhat.com>
9080 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
9081 rtx, allocate struct var_loc_node here and return it to the
9082 caller, and only if it is actually needed.
9083 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
9084 move it earlier and return immediately if it returns NULL.
9086 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
9088 * config/sparc/gas.h: New file. Restore
9089 TARGET_ASM_NAMED_SECTION to its ELF default.
9090 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
9092 * config/sparc/sparc.c (sparc_elf_asm_named_section):
9093 Likewise. Add ATTRIBUTE_UNUSED to prototype.
9094 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
9095 after sparc/sysv4.h.
9097 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
9099 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
9101 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
9103 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
9104 patterns from predicated pattern.
9106 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
9109 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
9110 for insn mnemonic suffix.
9112 2010-02-17 Richard Guenther <rguenther@suse.de>
9114 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
9117 2010-02-17 Jakub Jelinek <jakub@redhat.com>
9120 * caller-save.c (save_call_clobbered_regs): If BB ends with
9121 a DEBUG_INSN, move any notes in between last real insn and the last
9122 DEBUG_INSN after the last DEBUG_INSN.
9124 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
9126 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
9127 Fix return type. Fix argument type. Explain meaning of return value.
9129 2010-02-16 Richard Guenther <rguenther@suse.de>
9131 PR tree-optimization/41043
9132 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
9133 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
9135 (vrp_visit_phi_node): ... but only for loop PHI nodes.
9137 2010-02-16 Ira Rosen <irar@il.ibm.com>
9139 PR tree-optimization/43074
9140 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
9141 * tree-vect-loop.c (vect_analyze_loop_operations): Add
9142 vectorizable cycles in hybrid SLP check.
9143 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
9145 2010-02-16 Richard Guenther <rguenther@suse.de>
9147 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
9148 (true_dependence): If memrefs_conflict_p computes must-alias
9149 trust it. Move TBAA check after offset-based disambiguation.
9150 (canon_true_dependence): Likewise.
9152 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
9154 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
9155 * doc/invoke.texi: Document it.
9156 * var-tracking.c: Include toplev.h and params.h.
9157 (vt_find_locations): Return bool indicating success. Compute
9158 hash sizes unconditionally. Check new parameter, report.
9159 (variable_tracking_main_1): Check vt_find_locations results and
9160 retry. Renamed from...
9161 (variable_tracking_main): ... this. New wrapper to preserve
9162 flag_var_tracking_assignments.
9163 * Makefile.in (var-tracking.o): Adjust dependencies.
9165 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
9166 Jakub Jelinek <jakub@redhat.com>
9169 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
9170 if weak_import attribute is present.
9171 * config/darwin.c (machopic_select_section): Likewise.
9173 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
9175 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
9176 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
9177 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
9178 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
9180 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
9183 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
9186 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
9187 Rewrite text to refer to the names.
9189 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
9191 * config/i386/i386-builtin-types.def
9192 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
9193 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
9194 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
9195 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
9196 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
9197 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
9198 IX86_BUILTIN_VPERMIL2PS256.
9199 (MULTI_ARG_4_DF2_DI_I): Defined.
9200 (MULTI_ARG_4_DF2_DI_I1): Defined.
9201 (MULTI_ARG_4_SF2_SI_I): Defined.
9202 (MULTI_ARG_4_SF2_SI_I1): Defined.
9203 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
9204 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
9205 __builtin_ia32_vpermil2ps256.
9206 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9207 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9208 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
9209 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9210 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9211 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
9212 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
9213 CODE_FOR_xop_vpermil2v8sf3.
9214 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
9215 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
9216 * config/i386/xopintrin.h (_mm_permute2_pd): New.
9217 (_mm256_permute2_pd): New.
9218 (_mm_permute2_ps): New.
9219 (_mm256_permute2_ps): New.
9221 2010-02-15 Nick Clifton <nickc@redhat.com>
9223 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
9224 boolean parameters. Use emit_jump_insn when emitting a pop
9225 instruction containing a return insn.
9226 (push): Use 'true' rather than '1' as second parameter to F.
9227 (h8300_expand_prologue): Likewise.
9228 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
9229 (h8300_expand_epilogue): Likewise.
9231 2010-02-15 Richard Guenther <rguenther@suse.de>
9234 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
9237 2010-02-15 Nick Clifton <nickc@redhat.com>
9239 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
9242 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
9244 * intl.c (fake_ngettext): New function.
9245 * intl.h (fake_ngettext): Declare.
9246 (ngettext): Define macro.
9247 * collect2.c (notice_translated): New function.
9248 (main): Use notice_translated and ngettext.
9249 * collect2.h (notice_translated): Declare.
9251 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
9253 * reorg.c (delete_computation): Comment fixes.
9254 * caller-save.c (setup_save_areas): Idem.
9255 * sel-sched-dump.c (dump_lv_set): Idem.
9258 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9260 * config/s390/s390.c (s390_sched_init): New function.
9261 (TARGET_SCHED_INIT): Target hook defined.
9263 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
9264 Jack Howarth <howarth@bromo.med.uc.edu>
9265 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9268 Partial revert of unintended change in fix for PR41605.
9269 * config/darwin.h: Fix typo.
9270 * config/darwin9.h: Same.
9272 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9274 * c-pch.c (pch_init): Clear v.
9276 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9279 * graphite-scop-detection.c (graphite_can_represent_scev): Call
9280 graphite_can_represent_init for MULT_EXPR.
9282 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9286 * graphite-sese-to-poly.c (remove_phi): New.
9287 (translate_scalar_reduction_to_array): Call remove_phi.
9289 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9292 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
9293 * graphite-clast-to-gimple.h (gloog): Update declaration.
9294 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
9295 * graphite-poly.h (struct poly_bb): Add missing comments.
9296 (struct scop): Add poly_scop_p field.
9298 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
9299 * graphite.c (graphite_transform_loops): Build the polyhedral
9300 representation for each scop before code generation.
9301 * sese.c (rename_variables_in_operand): Removed.
9302 (rename_variables_in_expr): Return the renamed expression.
9303 (rename_sese_parameters): New.
9304 * sese.h (rename_sese_parameters): Declared.
9306 2010-02-11 Richard Guenther <rguenther@suse.de>
9308 PR tree-optimization/42998
9309 * tree-ssa-pre.c (create_expression_by_pieces): Treat
9310 POINTER_PLUS_EXPR properly.
9312 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9313 Changpeng Fang <changpeng.fang@amd.com>
9316 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
9317 the cost of an IV candidate when the IV is used in a test against zero.
9319 * gcc.dg/tree-ssa/ivopts-3.c: New.
9321 2010-02-11 Richard Guenther <rguenther@suse.de>
9324 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
9325 pointer-vs-decl case by swapping refs. Handle some cases
9326 of pointer-vs-decl disambiguations more conservatively.
9327 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
9328 to false after expanding.
9330 2010-02-11 Richard Guenther <rguenther@suse.de>
9333 * gcc.c (process_command): Handle LTO file@offset case more
9336 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9338 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
9339 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
9341 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
9343 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
9344 if MEM's mode size isn't DWARF2_ADDR_SIZE.
9345 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
9346 Optimize eq/ne comparisons when both arguments are known to be
9348 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
9349 Don't mask operands unnecessarily if they are known to be already
9352 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
9354 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
9357 2010-02-10 Richard Guenther <rguenther@suse.de>
9359 PR tree-optimization/43017
9360 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
9361 for wrapping signed arithmetic.
9363 2010-02-10 Jakub Jelinek <jakub@redhat.com>
9366 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
9367 if no debug info should be emitted for it.
9369 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
9371 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
9372 note when flag_exceptions is set.
9374 2010-02-10 Duncan Sands <baldrick@free.fr>
9376 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
9378 2010-02-10 Richard Guenther <rguenther@suse.de>
9381 * tree.c (get_unwidened): Handle constants.
9382 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
9384 2010-02-10 Martin Jambor <mjambor@suse.cz>
9387 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
9388 check for variable argument counts independently.
9390 2010-02-10 Christian Bruel <christian.bruel@st.com>
9393 * config/sh/sh.c (find_barrier): Increase length for non delayed
9394 conditional branches.
9396 2010-02-10 Christian Bruel <christian.bruel@st.com>
9398 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
9400 2010-02-10 Jakub Jelinek <jakub@redhat.com>
9402 * builtins.c (set_builtin_user_assembler_name): Also handle
9403 ffs if int is smaller than word.
9405 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
9408 * ira-conflicts.c (get_dup): Remove.
9409 (process_reg_shuffles): Add new parameter. Use it as an
9410 additional guard for copy generation.
9411 (add_insn_allocno_copies): Rewrite.
9413 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
9415 * common.opt (fsched2-use-traces): Preserved for backward
9417 * doc/invoke.texi: Remove the documentation about option
9418 -fsched2-use-traces.
9419 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
9420 flag_sched2_use_traces.
9421 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
9422 the backward compatibility flag section.
9424 2010-02-09 Richard Guenther <rguenther@suse.de>
9426 PR tree-optimization/43008
9427 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
9428 make HEAP variables initialized from global memory if they
9429 are not known builtin functions.
9430 (find_func_aliases): Adjust.
9432 2010-02-09 Richard Guenther <rguenther@suse.de>
9434 PR tree-optimization/43000
9435 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
9436 arithmetic manually.
9438 2010-02-08 Jakub Jelinek <jakub@redhat.com>
9440 PR tree-optimization/42931
9441 * tree-loop-linear.c (try_interchange_loops): Don't call
9442 double_int_mul if estimated_loop_iterations failed.
9444 2010-02-08 Martin Jambor <mjambor@suse.cz>
9447 * tree-sra.c (build_accesses_from_assign): Do not mark in
9448 should_scalarize_away_bitmap if stmt has volatile ops.
9449 (sra_modify_assign): Do not process assigns piecemeal if if stmt
9452 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
9454 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
9456 2010-02-07 Adam Nemet <adambnmet@gmail.com>
9458 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
9461 2010-02-07 Andrew Pinski <pinskia@gmail.com>
9464 * df-core.c (df_finish_pass): Change type of saved_flags to int.
9466 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
9469 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
9470 to unknown_dependence.
9471 (graphite_legal_transform_dr): Handle the unknown_dependence.
9472 (graphite_carried_dependence_level_k): Same.
9474 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
9476 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
9478 2010-02-07 Richard Guenther <rguenther@suse.de>
9481 * expr.c (get_inner_reference): Always initialize *pbitsize.
9483 2010-02-07 Richard Guenther <rguenther@suse.de>
9486 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
9487 new ARRAY_REFs on variable size element or minimal index arrays.
9489 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
9490 gimple_fold_indirect_ref.
9492 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
9495 * arm.c (arm_override_options): Just return if the user has specified
9496 an invalid fpu name.
9498 2010-02-03 Jason Merrill <jason@redhat.com>
9501 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
9502 i386_pe_maybe_record_exported_symbol.
9504 2010-02-05 Steve Ellcey <sje@cup.hp.com>
9507 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
9508 (pa_delegitimize_address): New function.
9510 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
9512 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
9513 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
9515 2010-02-05 Richard Guenther <rguenther@suse.de>
9518 * lto-streamer-in.c (get_resolution): Deal with references
9519 to undefined functions.
9521 2010-02-05 Richard Guenther <rguenther@suse.de>
9523 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
9524 (fold_const_aggregate_ref): Likewise.
9525 (ccp_fold_stmt): Substitute loads.
9526 (maybe_fold_reference): Verify types before substituting.
9528 (fold_gimple_assign): Unshare properly.
9529 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
9531 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
9533 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
9534 for rs6000_gen_cell_microcode.
9536 2010-02-04 Richard Guenther <rguenther@suse.de>
9538 PR rtl-optimization/42952
9539 * dse.c (const_or_frame_p): Remove MEM handling.
9541 2010-02-04 Nick Clifton <nickc@redhat.com>
9543 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
9544 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
9545 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
9546 (mn10300_asm_output_mi_thunk): New function.
9547 (mn10300_can_output_mu_thunk): New function.
9548 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
9549 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
9550 (FUNCTION_ARG): Delete incorrect comment.
9552 2010-02-03 Jason Merrill <jason@redhat.com>
9555 * fold-const.c (operand_equal_p): Handle erroneous types.
9557 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
9559 * config/h8300/h8300.md (can_delay): Fix attibute condition.
9561 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
9563 PR rtl-optimization/42941
9564 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
9567 2010-02-03 Jason Merrill <jason@redhat.com>
9570 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
9572 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
9575 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
9576 (cselib_reset_table): Renamed from...
9577 (cselib_reset_table_with_next_value): ... this.
9578 (cselib_get_next_uid): Renamed from...
9579 (cselib_get_next_unknown_value): ... this.
9580 * cselib.c (next_uid): Renamed from...
9581 (next_unknown_value): ... this.
9582 (cselib_clear_table): Adjust.
9583 (cselib_reset_table): Adjust. Renamed from...
9584 (cselib_reset_table_with_next_value): ... this.
9585 (cselib_get_next_uid): Adjust. Renamed from...
9586 (cselib_get_next_unknown_value): ... this.
9587 (get_value_hash): Use hash.
9588 (cselib_hash_rtx): Likewise.
9589 (new_cselib_val): Adjust. Set and dump uid.
9590 (cselib_lookup_mem): Pass next_uid as hash.
9591 (cselib_subst_to_values): Likewise.
9592 (cselib_log_lookup): Dump uid.
9593 (cselib_lookup): Pass next_uid as hash. Adjust.
9594 (cselib_process_insn): Adjust.
9595 (cselib_init): Initialize next_uid.
9596 (cselib_finish): Adjust.
9597 (dump_cselib_table): Likewise.
9598 * dse.c (canon_address): Dump value uid.
9599 * print-rtl.c (print_rtx): Print value uid.
9600 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
9602 (dv_uid): New function, sort of renamed from...
9603 (dv_htab_hash): ... this, reimplemented in terms of it and...
9604 (dv_uid2hash): ... this. New.
9605 (variable_htab_eq): Drop excess assertions.
9606 (tie_break_pointers): Removed.
9607 (canon_value_cmp): Compare uids.
9608 (variable_post_merge_New_vals): Print uids.
9609 (vt_add_function_parameters): Adjust.
9610 (vt_initialize): Reset table. Adjust.
9612 2010-02-03 Richard Guenther <rguenther@suse.de>
9614 PR tree-optimization/42944
9615 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
9616 (call_may_clobber_ref_p_1): Likewise. Properly handle
9617 malloc and calloc clobbering errno.
9619 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
9621 * doc/invoke.texi: Fix name of sched1 dump.
9623 * opts.c (decode_options): Set flag_tree_switch_conversion
9624 only conditionally on optimize >= 2.
9626 * gcse.c: Assorted comment fixes in pass description.
9628 2010-02-03 Anthony Green <green@moxielogic.com>
9630 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
9631 nop padding in order to maintain alignment of storage location of
9632 target function address.
9633 (moxie_trampoline_init): Store target function address at newly
9635 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
9637 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
9639 2010-02-03 Richard Guenther <rguenther@suse.de>
9642 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
9644 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9646 * config.gcc: Reenable check for obsolete targets.
9647 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
9648 mips-sgi-irix6.[0-4]*.
9650 2010-02-02 Nick Clifton <nickc@redhat.com>
9652 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
9653 constant size of 4 as being the same as 0.
9654 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
9655 can take values in the range 0..4.
9657 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
9660 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
9661 as _darwin10_Unwind_FindEnclosingFunction().
9662 * libgcc-libsystem.ver: New.
9664 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
9667 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
9668 implicitly set registers.
9670 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
9672 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
9673 (arm_override_options): Allow automatic selection of the thread
9674 pointer register if thumb2.
9675 (legitimize_pic_address): Improve code sequences for Thumb2.
9676 (arm_call_tls_get_addr): Likewise.
9677 (legitimize_tls_address): Likewise.
9678 * arm.md (pic_load_addr_arm): Delete. Replace with ...
9679 (pic_load_addr_32bit): ... this. New named pattern.
9680 * thumb2.md (pic_load_addr_thumb2): Delete.
9681 (pic_load_dot_plus_four): Delete.
9682 (tls_load_dot_plus_four): New named pattern.
9684 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9687 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
9688 Document fix for TLS bug.
9690 2010-01-31 Richard Guenther <rguenther@suse.de>
9692 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
9693 conservatively correct.
9695 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9699 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9701 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9703 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9705 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
9707 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
9709 * config.gcc: Adjust order of makefile fragments for mingw targets.
9711 2010-01-31 Richard Guenther <rguenther@suse.de>
9714 * gimplify.c (gimplify_init_constructor): For volatile LHS
9715 initialize a temporary.
9717 2010-01-31 Matthias Klose <doko@ubuntu.com>
9719 * configure.ac: Fix __stack_chk_fail check for cross builds configured
9721 * configure: Regenerate.
9723 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
9725 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
9726 the same alias set and their sizes different constantness.
9727 (aliasing_component_refs_p): Revert 2009-10-24 change.
9729 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9731 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
9734 2010-01-29 Richard Guenther <rguenther@suse.de>
9736 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
9737 Assert we successfully updated the call.
9739 2010-01-29 Jakub Jelinek <jakub@redhat.com>
9741 PR rtl-optimization/42889
9742 * df.h (df_set_bb_dirty_nonlr): New prototype.
9743 * df-core.c (df_set_bb_dirty_nonlr): New function.
9744 * df-scan.c (df_insn_rescan): Call it instead of
9745 df_set_bb_dirty for DEBUG_INSNs.
9747 2010-01-29 Richard Guenther <rguenther@suse.de>
9750 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
9751 quadratic behavior in most cases.
9753 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
9756 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
9757 in the call to gen_x86_movsicc_0_m1.
9759 2010-01-28 Richard Guenther <rguenther@suse.de>
9761 PR tree-optimization/42871
9762 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
9764 2010-01-28 Richard Guenther <rguenther@suse.de>
9766 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
9767 into call arguments.
9769 2010-01-28 Richard Guenther <rguenther@suse.de>
9772 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
9773 the forwarder if the destination is an EH landing pad.
9775 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
9777 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
9778 block list passed to gimple_duplicate_sese_tail.
9779 (parallelize_loops): Avoid parallelization when the function
9781 Avoid parallelization when the preheader is IRREDUCIBLE.
9782 Try to optimize when estimated_loop_iterations_int is unresolved.
9783 Add the loop's location to the dump file.
9784 * tree-cfg.c (add_phi_args_after_redirect): Remove.
9785 (gimple_duplicate_sese_tail): Remove the check for the latch.
9786 Redirect nexits to the exit block.
9787 Remove handling of the incoming edges to the latch.
9788 Redirect the backedge from the copied latch to the exit bb.
9790 2010-01-28 Michael Matz <matz@suse.de>
9793 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
9794 Wrap force_reg into a sequence, emit it before user.
9796 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
9798 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
9800 (arm_legacy_rev): Likewise.
9801 (thumb_legacy_rev): Likewise.
9803 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9805 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
9806 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
9807 on MEM's address failed, try avoid_constant_pool_reference and
9808 recurse if it returned something different.
9809 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
9810 address, try avoid_constant_pool_reference and recurse if it
9811 returned something different.
9812 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
9813 address and avoid_constant_pool_reference returned something
9814 different, don't set have_address.
9816 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
9819 * var-tracking.c (val_store): Add modified argument, obey it.
9821 (count_uses): Move down logging of main.
9822 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
9823 don't need resolution.
9824 (emit_notes_in_bb): Likewise.
9826 2010-01-27 Richard Guenther <rguenther@suse.de>
9829 * tree-inline.c (remap_decl): Delay remapping of SSA name
9830 default definitions until we need them.
9832 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9834 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
9835 (rs6000_delegitimize_address): New function.
9837 * config/s390/s390.c (s390_delegitimize_address): Call
9838 delegitimize_mem_from_attrs.
9841 * tree-inline.c (cannot_copy_type_1): Removed.
9842 (copy_forbidden): Don't forbid copying of functions containing
9843 records/unions with variable length fields.
9845 2010-01-27 Christian Bruel <christian.bruel@st.com>
9849 * config/sh/sh.c (find_barrier): Increase length for non delayed
9850 conditional branches.
9852 2010-01-27 Matthias Klose <doko@ubuntu.com>
9854 * configure.ac (gnu-unique-object): Fix ldd version check.
9855 * configure: Regenerate.
9857 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9859 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
9861 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
9862 Test for HAVE_GNU_AS value.
9864 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9866 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
9867 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
9868 INT64_TYPE): Define.
9869 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
9870 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9871 INT_LEAST64_TYPE): Define.
9872 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
9873 UINT_LEAST64_TYPE): Define.
9874 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
9875 INT_FAST64_TYPE): Define.
9876 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9877 UINT_FAST64_TYPE): Define.
9878 (INTMAX_TYPE, UINTMAX_TYPE): Define.
9879 (INTPTR_TYPE, UINTPTR_TYPE): Define.
9880 (SIG_ATOMIC_TYPE): Define.
9882 2010-01-26 Richard Guenther <rguenther@suse.de>
9884 * df-scan.c (df_scan_set_bb_info): Remove assert.
9885 (df_insn_rescan_debug_internal): Merge asserts.
9886 (df_install_ref): Likewise.
9887 (df_mark_reg): Use bitmap_set_range.
9888 (df_hard_reg_used_p): Remove assert.
9889 (df_hard_reg_used_count): Likewise.
9891 2010-01-26 Richard Guenther <rguenther@suse.de>
9893 PR rtl-optimization/42685
9894 * web.c (web_main): Ignore DEBUG_INSNs.
9896 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
9898 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
9900 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
9901 Fix types of fndecl and arglist parameters.
9903 2010-01-26 Richard Guenther <rguenther@suse.de>
9906 * tree-eh.c (unsplit_eh): Skip debug insns.
9908 2010-01-26 Richard Guenther <rguenther@suse.de>
9910 PR tree-optimization/42250
9911 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
9913 2010-01-26 Jakub Jelinek <jakub@redhat.com>
9916 * omp-low.c (expand_omp_sections): Only use single_pred if
9917 l2_bb is single_pred_p.
9919 2010-01-25 Christian Bruel <christian.bruel@st.com>
9922 * config/sh/sh.c (find_barrier): Increase length for non delayed
9923 conditional branches.
9924 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
9926 2010-01-24 David S. Miller <davem@davemloft.net>
9928 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
9929 define if not using GAS.
9930 * config/sparc/sparc.c (sparc_elf_asm_named_section):
9931 Likewise. Delete SECTION_MERGE code, which is only applicable
9934 2010-01-24 Mark Mitchell <mark@codesourcery.com>
9937 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
9938 mangling of va_list in system headers.
9940 2010-01-23 Toon Moene <toon@moene.org>
9942 * tree-predcom.c (combine_chains): Return NULL, not false.
9944 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
9946 * tree-loop-distribution.c (distribute_loop): Fix declaration and
9947 initialization of variable res to agree with return type.
9949 2010-01-22 Steve Ellcey <sje@cup.hp.com>
9951 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
9952 * tree-sra.c: Add include of expr.h.
9954 2010-01-22 Jakub Jelinek <jakub@redhat.com>
9956 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
9957 insert the debug stmt on the single non-EH edge from the stmt.
9959 2010-01-22 Richard Henderson <rth@redhat.com>
9962 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
9963 the RHS until after generate_subtree_copies has insertted its
9964 code before the current statement.
9966 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
9968 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
9970 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
9972 2010-01-21 Martin Jambor <mjambor@suse.cz>
9974 PR tree-optimization/42585
9975 * tree-sra.c (struct access): New field grp_total_scalarization.
9976 (dump_access): Dump the new field.
9977 (should_scalarize_away_bitmap): New variable.
9978 (cannot_scalarize_away_bitmap): Likewise.
9979 (sra_initialize): Allocate new bitmaps.
9980 (sra_deinitialize): Free new bitmaps.
9981 (create_access_1): New function.
9982 (create_access): Parts moved to create_access_1.
9983 (type_consists_of_records_p): New function.
9984 (completely_scalarize_record): Likewise.
9985 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
9986 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
9987 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
9989 (analyze_all_variable_accesses): Completely scalarize small eligible
9992 2010-01-21 Martin Jambor <mjambor@suse.cz>
9994 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
9996 2010-01-21 Andrew Haley <aph@redhat.com>
9998 * gcc.c (process_command): Move lang_specific_driver before
9999 setting cc_libexec_prefix.
10001 2010-01-21 Richard Guenther <rguenther@suse.de>
10003 PR middle-end/19988
10004 * fold-const.c (negate_expr_p): Pretend only negative
10005 real constants are easily negatable.
10007 2010-01-20 Janis Johnson <janis187@us.ibm.com>
10008 Jason Merrill <jason@redhat.com>
10010 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
10011 (TYPE_TRANSPARENT_AGGR): this, for union and record.
10012 * calls.c (initialize argument_information): Handle it.
10013 * c-common.c (handle_transparent_union_attribute): Use new name.
10014 * c-decl.c (finish_struct): Ditto.
10015 * c-typeck.c (type_lists_compatible_p): Ditto.
10016 (convert_for_assignment): Use new name and also handle record.
10017 * function.c (aggregate_value_p): Handle it.
10018 (pass_by_reference): Ditto.
10019 (assign_parm_data_types): Ditto.
10020 * print-tree.c (print_node): Ditto.
10021 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
10022 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
10023 * tree.c (first_field): New fn.
10025 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10028 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
10029 even when linking statically, for now.
10031 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
10034 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
10035 without a cselib val.
10036 (count_uses): Accept MO_VAL_SET with no val on stores.
10037 (add_stores): Likewise.
10039 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10041 * var-tracking.c (check_value_val): Add a compile time assertion.
10042 (dv_is_decl_p): Simplify.
10043 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
10044 gcc_assert if ENABLE_CHECKING.
10046 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
10049 * var-tracking.c: Include tree-flow.h.
10050 (mem_dies_at_call): New.
10051 (dataflow_set_preserve_mem_locs): Use it.
10052 (dataflow_set_remove_mem_locs): Likewise.
10053 (dump_var): Renamed from dump_variable. Adjust all callers.
10054 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
10055 * Makefile.in (var-tracking.o): Adjust deps.
10057 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
10059 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
10061 2010-01-20 Richard Guenther <rguenther@suse.de>
10063 PR tree-optimization/42717
10064 * tree-ssa-dce.c (get_live_post_dom): Remove.
10065 (forward_edge_to_pdom): Take an arbitrary edge to copy
10066 degenerate PHI args from.
10067 (remove_dead_stmt): Use the first post-dominator even if it
10068 does not contain live statements as redirection destination.
10070 2010-01-20 Richard Guenther <rguenther@suse.de>
10072 * tree-inline.c (estimate_num_insns): Handle EH builtins.
10074 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10076 * sel-sched.c (create_speculation_check): Remove set but not used
10078 (try_transformation_cache): Remove set but not used variable ds.
10079 (calculate_privileged_insns): Remove set but not used variables
10080 cur_insn and min_spec_insn.
10081 (find_best_expr): Remove set but not used variable avail_n.
10082 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
10084 * cgraphunit.c (assemble_thunk): Remove set but not used variable
10086 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
10087 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
10088 new_scop_exit_edge.
10090 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
10093 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
10094 cpu types. Add support for *-sse3 cpu types.
10095 (x86_64-*-*): Ditto.
10097 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10099 PR middle-end/42803
10100 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
10101 argument, call initializer_constant_valid_p_1 instead of
10102 initializer_constant_valid_p, pass CACHE to it, return NULL
10103 immediately if first call returns NULL.
10104 (initializer_constant_valid_p_1): New function.
10105 (initializer_constant_valid_p): Use it.
10107 2010-01-20 Thomas Quinot <quinot@adacore.com>
10109 * tree.def (PLACEHOLDER_EXPR): Fix comment.
10111 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10113 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
10114 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
10115 (loc_list_from_tree): Don't handle unsigned division. Handle
10116 signed modulo using DW_OP_{over,over,div,mul,minus}.
10117 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
10118 modulo instead of signed.
10120 2010-01-20 DJ Delorie <dj@redhat.com>
10122 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
10124 (h8300_emit_stack_adjustment): Propogate it.
10126 (h8300_expand_prologue): Likewise.
10127 (h8300_expand_epilogue): Likewise.
10129 2010-01-19 Michael Matz <matz@suse.de>
10131 PR tree-optimization/41783
10132 * tree-data-ref.c (toplevel): Include flags.h.
10133 (dump_data_dependence_relation): Also dump the inputs if the
10134 result will be unknown.
10135 (split_constant_offset_1): Look through some conversions.
10136 * tree-predcom.c (determine_roots_comp): Restart a new chain if
10137 the offset from last element is too large.
10138 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
10139 (reassociate_to_the_same_stmt): Handle vector registers.
10140 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
10141 (e.g. conversions).
10142 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
10143 wide_prolog_niters argument, emit widening instructions.
10144 (vect_do_peeling_for_alignment): Adjust caller, use widened
10145 variant of the iteration cound.
10146 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
10148 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10151 * config/arm/neon-testgen.m (emit_automatics): New parameter
10152 features. Adjust for Fixed_return_reg feature.
10153 (test_intrinsic): Call emit_automatics with new feature.
10154 * config/arm/neon.ml: Update copyright years.
10155 (features): New Fixed_return_reg feature.
10156 (ops): Update feature for Vget_low.
10158 2010-01-19 Jakub Jelinek <jakub@redhat.com>
10160 PR tree-optimization/42719
10161 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
10165 * fwprop.c (all_uses_available_at): Return false if def_set dest
10166 is a REG that is used in def_insn.
10168 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
10170 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
10172 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
10173 Add argument names.
10175 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
10177 * target.h (struct gcc_target) <secondary_reload>: Change type
10178 of last argument to secondary_reload_info *.
10180 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
10183 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
10184 memory references with unaligned offsets. Remove CQImode handling.
10185 (unaligned_memory_operand): Return 1 for memory references with
10186 unaligned offsets. Remove CQImode handling.
10188 2010-01-18 Richard Guenther <rguenther@suse.de>
10190 PR middle-end/39954
10191 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
10194 2010-01-18 Richard Guenther <rguenther@suse.de>
10196 PR tree-optimization/42781
10197 * tree-ssa-structalias.c (find_what_var_points_to): Skip
10198 restrict processing only if the original variable was artificial.
10200 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
10202 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
10203 find number of popped argument bytes.
10205 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
10206 Fix the text that describes the return value for invalid insns.
10208 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
10210 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
10211 Clarify what 'cost of the -dependence' is. Fix quoting.
10213 * toplev.c (default_get_pch_validity): Rename argument to "sz".
10214 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
10216 2010-01-17 Jakub Jelinek <jakub@redhat.com>
10218 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
10219 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
10221 2010-01-17 Richard Guenther <rguenther@suse.de>
10223 PR middle-end/42248
10224 * function.c (split_complex_args): Take a VEC to modify.
10225 (assign_parms_augmented_arg_list): Build a VEC instead of
10226 a chain of PARM_DECLs.
10227 (assign_parms_unsplit_complex): Take a VEC of arguments.
10228 Do not fixup unmodified parms.
10229 (assign_parms): Deal with the VEC.
10230 (gimplify_parameters): Likewise.
10232 2010-01-17 Richard Guenther <rguenther@suse.de>
10234 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
10235 node existence check.
10236 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
10237 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
10238 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
10239 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
10240 (gimple_execute_on_growing_pred): Likewise.
10242 2010-01-17 Richard Guenther <rguenther@suse.de>
10244 PR tree-optimization/42773
10245 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
10246 (compute_antic_aux): Likewise.
10247 (compute_partial_antic_aux): Likewise.
10249 2010-01-17 Jie Zhang <jie.zhang@analog.com>
10252 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
10255 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
10257 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
10260 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
10261 Fix markup for strict argument.
10263 (TARGET_SCHED_REORDER2): Fix argument types.
10265 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
10266 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
10268 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
10269 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
10271 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
10274 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
10275 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
10276 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
10277 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
10278 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
10280 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
10282 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
10284 (TARGET_ASM_RELOC_RW_MASK): Add return type.
10285 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
10287 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
10289 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
10292 (TARGET_ASM_NAMED_SECTION): Fix argument list.
10294 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
10295 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
10297 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
10299 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
10301 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
10302 referring to it. Fix language.
10304 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
10306 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
10308 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
10310 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
10312 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
10313 '@var{stream}. Remove stray 'and'.
10315 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
10317 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
10319 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
10321 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
10322 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
10324 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
10325 Fix description of return value.
10326 Rename argument "sz" to "len."
10328 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
10329 Clarify meaning of 'true' return value.
10331 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
10333 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
10334 rep_mode versus mode_rep.
10336 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
10338 (TARGET_BUILTIN_DECL): Fix name.
10340 (TARGET_COMMUTATIVE_P): Fix type of first argument.
10342 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
10344 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
10346 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
10348 (TARGET_RELAXED_ORDERING): Use @deftypevr.
10350 (TARGET_GET_DRAP_RTX): Note that this is a hook.
10353 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
10354 Rename argument tm_fn to md_fn.
10356 (TARGET_OPTION_PRINT): Fix argument list.
10358 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
10361 * config/i386/i386.c (ix86_fixup_binary_operands):
10362 Revert FMA4 fixup of operands.
10364 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10367 * Makefile.in (write_entries_to_file, install-plugin):
10368 Use \012 instead of \n with tr.
10370 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
10372 * configure.ac (HAVE_AS_REF): New C macro.
10373 * configure: Regenerate.
10374 * config.in: Likewise.
10375 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
10377 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
10380 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
10382 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
10384 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
10386 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
10388 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
10390 (TARGET_IN_SMALL_DATA_P): Fix argument type.
10392 (TARGET_BINDS_LOCAL_P): Fix argument type.
10394 (TARGET_ASM_FILE_END): Use prototype.
10396 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
10398 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
10400 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
10402 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
10404 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
10405 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
10407 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
10408 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
10410 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
10411 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
10412 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
10413 (TARGET_ADDR_SPACE_CONVERT): Likewise.
10415 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
10417 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
10419 (TARGET_INIT_BUILTINS): Use prototype.
10421 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10422 Put 'const char *' in braces. Fix parameter types.
10423 (TARGET_INVALID_CONVERSION): Fix parameter types.
10424 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
10425 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
10427 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
10430 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
10432 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
10434 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
10436 * doc/tm.texi (TARGET_HELP): Fix return type.
10438 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
10439 in braces. Fix argument types.
10441 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
10443 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
10445 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
10447 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
10448 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
10450 (TARGET_MANGLE_TYPE): Fix argument types.
10452 (TARGET_IRA_COVER_CLASSES): Use prototype.
10454 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
10456 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
10458 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
10460 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
10462 (TARGET_CALLEE_COPIES): Fix argument types.
10464 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
10466 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
10468 (TARGET_FUNCTION_VALUE): Fix argument types.
10470 (TARGET_RETURN_IN_MSB): Fix argument type.
10472 (TARGET_RETURN_IN_MEMORY): Fix argument types.
10474 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
10476 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
10478 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
10479 agree with return type.
10481 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
10483 2010-01-15 Jing Yu <jingyu@google.com>
10485 PR rtl-optimization/42691
10486 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
10487 a pseudo to a constant and are merged, and adjust comments.
10489 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
10491 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
10493 2010-01-15 Richard Guenther <rguenther@suse.de>
10495 PR middle-end/42739
10496 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
10497 labels of computed or non-local gotos to the destination.
10498 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
10499 landing pad label is the first label.
10501 2010-01-15 Richard Guenther <rguenther@suse.de>
10503 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
10505 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10508 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
10509 to allow generation of the xssqrtdp instruction on power7.
10510 (sqrtdf2_fpr): Ditto.
10512 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10514 PR middle-end/42674
10515 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
10516 functions with noreturn attribute.
10519 * varasm.c (declare_weak): Add weak attribute to decl if it
10520 doesn't have one already.
10521 (assemble_external): Only add decls to weak_decls if they also
10522 have weak attribute.
10524 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
10526 * var-tracking.c (var_reg_delete): Don't delete the association
10527 between REGs and values or one-part variables if the register
10530 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10533 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
10534 because its first operand is a non-localized variable.
10536 2010-01-14 Martin Jambor <mjambor@suse.cz>
10538 PR tree-optimization/42706
10539 * tree-sra.c (encountered_recursive_call): New variable.
10540 (encountered_unchangable_recursive_call): Likewise.
10541 (sra_initialize): Initialize both new variables.
10542 (callsite_has_enough_arguments_p): New function.
10543 (scan_function): Call decl and flags check only for IPA-SRA, check
10544 whether there is a recursive call and whether it has enough arguments.
10545 (all_callers_have_enough_arguments_p): New function.
10546 (convert_callers): Look for recursive calls only when
10547 encountered_recursive_call is set.
10548 (ipa_early_sra): Bail out either if
10549 !all_callers_have_enough_arguments_p or
10550 encountered_unchangable_recursive_call.
10552 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10554 * sel-sched.c: Add 2010 to copyright years.
10555 * sel-sched-ir.c: Likewise.
10556 * sel-sched-ir.h: Likewise.
10558 2010-01-14 Martin Jambor <mjambor@suse.cz>
10560 PR tree-optimization/42714
10561 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
10562 constructors specially.
10564 2010-01-14 Andi Kleen <ak@linux.intel.com>
10566 * config/i386/drivers-i386.c (detect_caches_intel):
10567 Add l2sizekb parameter and fill in.
10568 (host_detect_local_cpu): Add l2sizekb, fill in.
10569 Add Atom small cache heuristic.
10571 2010-01-14 Andi Kleen <ak@linux.intel.com>
10573 * config/i386/drivers-i386.c (detect_caches_cpuid4):
10574 Add level3 parameter and fill in.
10575 (detect_caches_intel): Handle level3 cache.
10577 2010-01-14 Andi Kleen <ak@linux.intel.com>
10579 * config/i386/drivers-i386.c (host_detect_local_cpu):
10580 Fix core duo detection.
10582 2010-01-14 Andi Kleen <ak@linux.intel.com>
10584 * config/i386/drivers-i386.c (host_detect_local_cpu):
10585 Fix Atom detection.
10587 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10589 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
10590 (rs6000_variable_issue_1): this. Use...
10591 (rs6000_variable_issue): here. Reimplement. Print debug info.
10593 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10595 * sel-sched-ir.c (sel_restore_other_notes): Rename to
10596 sel_restore_notes. Update all callers. Call reemit_notes
10599 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10601 PR rtl-optimization/42246
10602 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
10605 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10607 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
10608 all successors is the same as number of successors in current region.
10610 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10612 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
10613 to rename is not separable. Otherwise check that its LHS is not NULL.
10615 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10617 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
10619 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10621 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
10622 available registers when failed to discover LHS register class.
10623 Fix indentation. Update comment.
10625 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10626 Alexander Monakov <amonakov@ispras.ru>
10628 PR rtl-optimization/42389
10629 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
10631 (advance_state_on_fence): Likewise.
10632 (sel_target_adjust_priority): Print debug output only when
10633 sched_verbose >= 4, not 2.
10634 (get_expr_cost): Do not issue all unique insns on the next cycle.
10635 (fill_insns): Initialize can_issue_more from the value saved
10637 * sel-sched-ir.c (flist_add): New parameter issue_more.
10638 Init FENCE_ISSUE_MORE with it.
10639 (merge_fences): Likewise.
10640 (init_fences): Update call to flist_add.
10641 (add_to_fences, add_clean_fence_to_fences)
10642 (add_dirty_fence_to_fences): Likewise.
10643 (move_fence_to_fences): Update call to merge_fences.
10644 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
10646 * sel-sched-ir.h (struct _fence): New field issue_more.
10647 (FENCE_ISSUE_MORE): New accessor macro.
10649 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10651 PR rtl-optimization/42388
10652 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
10653 that have no predecessors nor successors. Do not call move_bb_info
10654 for empty blocks outside of current region.
10656 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10658 PR rtl-optimization/42294
10659 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
10660 * sel-sched.c (move_exprs_to_boundary): Transitively add all
10661 originators' originators.
10663 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10665 PR rtl-optimization/39453
10666 PR rtl-optimization/42246
10667 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
10669 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
10671 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10672 Alexander Monakov <amonakov@ispras.ru>
10674 PR middle-end/42245
10675 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
10676 (maybe_tidy_empty_bb): ... here. Make static. Add new
10677 argument. Update all callers.
10678 (tidy_control_flow): ... and here. Recompute topological order
10679 of basic blocks in region if necessary.
10680 (sel_redirect_edge_and_branch): Change return type. Return true
10681 if topological order might have been invalidated.
10682 (purge_empty_blocks): Export and move from...
10683 * sel-sched.c (purge_empty_blocks): ... here.
10684 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
10685 (maybe_tidy_empty_bb): Delete prototype.
10686 (purge_empty_blocks): Declare.
10688 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10690 PR rtl-optimization/42249
10691 * sel-sched.c (try_replace_dest_reg): When chosen register
10692 and original register is the same, do not bail out early, but
10693 still check all original insns for validity of replacing destination
10694 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
10697 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10700 Port from no-undefined-overflow branch:
10701 2009-03-09 Richard Guenther <rguenther@suse.de>
10703 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
10705 2010-01-14 Richard Guenther <rguenther@suse.de>
10708 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
10710 2010-01-14 Ira Rosen <irar@il.ibm.com>
10712 PR tree-optimization/42709
10713 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
10714 as scalar type in creation of constant vector operand.
10716 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10719 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
10720 (check-parallel-%): Match `testsuite' directory component only
10723 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
10725 PR translation/39521
10726 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
10729 2010-01-13 Richard Guenther <rguenther@suse.de>
10731 PR tree-optimization/42730
10732 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
10735 2010-01-13 Steve Ellcey <sje@cup.hp.com>
10738 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
10739 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
10742 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
10744 * config/bfin/libgcc-bfin.ver: Regenerate based on current
10745 libgcc-std.ver. Add entries for ___smulsi3_highpart and
10746 ___umulsi3_highpart.
10748 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
10749 rather than schedule_insns if the pass is enabled.
10751 2010-01-13 Martin Jambor <mjambor@suse.cz>
10753 PR tree-optimization/42704
10754 * tree-sra.c (sra_modify_assign): Do not delete assignments to
10757 2010-01-13 Martin Jambor <mjambor@suse.cz>
10759 PR tree-optimization/42703
10760 * tree-sra.c (analyze_access_subtree): Check that we can build a
10761 reference to the original data within the aggregate.
10763 2010-01-13 Richard Guenther <rguenther@suse.de>
10765 PR tree-optimization/42705
10766 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
10768 2010-01-13 Richard Guenther <rguenther@suse.de>
10770 PR middle-end/42716
10771 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
10773 2010-01-13 Jakub Jelinek <jakub@redhat.com>
10776 * var-tracking.c (values_to_unmark): New variable.
10777 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
10778 values_to_unmark vector. Moved body to...
10779 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
10780 instead queue it into values_to_unmark vector.
10781 (vt_find_locations): Free values_to_unmark vector.
10783 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
10785 * config/s390/s390.c (override_options): Set
10786 default of max-pending-list-length to 256
10788 2010-01-13 Richard Guenther <rguenther@suse.de>
10791 * tree-pass.h (PROP_gimple_lcx): New.
10792 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
10793 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
10794 before the final cleanup_eh.
10795 (dump_properties): Dump PROP_gimple_lcx.
10796 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
10797 (tree_lower_complex_O0): Remove.
10798 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
10799 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
10800 tree_lower_complex, schedule TODO_update_ssa.
10801 * lto-streamer-out.c (output_function): Stream the functions
10803 * lto-streamer-in.c (input_function): Likewise.
10804 (lto_read_body): Do not override them here.
10806 2010-01-12 Joseph Myers <joseph@codesourcery.com>
10809 * c-typeck.c (build_c_cast): Fold value cast to union type before
10810 wrapping it in a CONSTRUCTOR.
10812 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10814 PR rtl-optimization/42699
10815 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
10818 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10820 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10821 SUBTARGET_WARN_UNUSED_SPEC): Move ...
10822 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10823 SUBTARGET_WARN_UNUSED_SPEC): ... here
10824 * config/mips/iris5.h (LIBGCC_SPEC): Define.
10826 2010-01-12 Julian Brown <julian@codesourcery.com>
10828 * config/arm/neon-schedgen.ml (Utils): Don't try to
10829 open missing module.
10830 (find_with_result): New.
10832 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10835 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
10836 sharing when canonicalizing ({lt,ge}u (plus a b) b).
10838 PR tree-optimization/42645
10839 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
10840 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
10841 decl_map, set processing_debug_stmt to -1 and return name without
10844 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
10846 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
10847 binutils version, and reword target configuration description.
10849 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10851 * config/avr/avr.h (LINKER_NAME): Remove.
10853 2010-01-11 Janis Johnson <janis187@us.ibm.com>
10856 * config/rs6000/rs6000.c (rs6000_override_options): On targets
10857 that support VSX, warn for -mno-altivec if vsx is not disabled,
10860 2010-01-11 Joseph Myers <joseph@codesourcery.com>
10861 Shujing Zhao <pearly.zhao@oracle.com>
10863 PR translation/42469
10864 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
10865 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
10866 character between option name and help text.
10867 * c.opt (imultilib): Likewise.
10869 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
10871 * lto-streamer-out.c (output_unreferenced_globals): Output static
10874 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
10876 PR rtl-optimization/42621
10877 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
10878 optimizing for size.
10879 (duplicate_computed_gotos): Remove now-redundant check.
10881 2010-01-10 Steve Ellcey <sje@cup.hp.com>
10884 * configure.ac: Save and restore LDFLAGS and LIBS
10885 * configure: Regenerate.
10887 2010-01-10 Richard Guenther <rguenther@suse.de>
10889 PR middle-end/42667
10890 * builtins.c (fold_builtin_strlen): Add type argument and
10891 convert the resulting length to it.
10892 (fold_builtin_1): Adjust.
10894 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10896 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
10897 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
10899 (num_insns_constant_wide): Adjust for that change.
10901 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10904 * web.c (union_defs): Add used argument, to combine uses of
10905 uninitialized regs.
10906 (entry_register): Adjust type and tests of used argument.
10907 (web_main): Widen used for new use. Pass it to union_defs.
10908 * df.h (union_defs): Adjust prototype.
10910 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10913 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
10914 uses in new incoming argument. Free body.
10915 (reset_debug_uses_in_loop): New.
10916 (analyze_insn_to_expand_var): Call the latter if the former found
10917 anything. Fix whitespace. Reject invalid dest overlaps before
10918 going through all insns in the loop.
10920 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10923 * haifa-sched.c (dying_use_p): Debug insns don't count.
10925 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10927 PR middle-end/42363
10928 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
10929 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
10930 (verify_gimple_call): Reject LHS in noreturn calls.
10932 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10936 * tree-vect-loop-manip.c (adjust_info): New type.
10937 (adjust_vec): New pointer to vector.
10938 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
10939 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
10940 (slpeel_update_phis_for_duplicate_loop): Use them.
10941 (slpeel_update_phi_nodes_for_guard1): Likewise.
10942 (slpeel_update_phi_nodes_for_guard2): Likewise.
10943 (slpeel_tree_peel_loop_to_edge): Likewise.
10944 (vect_update_ivs_after_vectorizer): Likewise.
10946 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10948 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
10949 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10951 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10953 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
10954 bogus uninitialized warning.
10956 2010-01-09 Richard Guenther <rguenther@suse.de>
10958 PR middle-end/42512
10959 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
10960 the evolution is compatible with the initial condition.
10962 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10964 * gcc.c (process_command): Update copyright notice dates.
10965 * gcov.c (print_version): Likewise.
10966 * gcov-dump.c (print_version): Likewise.
10967 * mips-tfile.c (main): Likewise.
10968 * mips-tdump.c (main): Likewise.
10970 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10973 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
10975 (rotlhi3_8): Delete.
10977 (rotlsi3_8): Delete.
10978 (rotlsi3_16): Delete.
10979 (rotlsi3_24): Delete.
10980 (rotl<mode>3): New.
10981 (*rotw<mode>3): New.
10982 (*rotb<mode>3): New.
10983 * config/avr/avr.c (avr_rotate_bytes): New function.
10984 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
10986 2010-01-08 Steve Ellcey <sje@cup.hp.com>
10989 * configure.ac: Modify -rdynamic check.
10990 * configure: Regenerate.
10992 2010-01-08 DJ Delorie <dj@redhat.com>
10994 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
10995 register popping order.
10997 2010-01-08 Richard Guenther <rguenther@suse.de>
11000 * c.opt (fsigned-char): Also let LTO handle this option.
11001 (funsigned-char): Likewise.
11003 2010-01-07 Richard Guenther <rguenther@suse.de>
11005 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
11006 (gimple_op): Likewise.
11007 (gimple_op_ptr): Likewise.
11008 (gimple_assign_set_lhs): Remove gcc_assert.
11009 (gimple_assign_set_rhs1): Likewise.
11010 (gimple_assign_set_rhs2): Likewise.
11011 (gimple_call_set_lhs): Likewise.
11012 (gimple_call_set_fn): Likewise.
11013 (gimple_call_set_fndecl): Likewise.
11014 (gimple_call_fndecl): Likewise.
11015 (gimple_call_return_type): Likewise.
11016 (gimple_call_set_chain): Likewise.
11017 (gimple_call_num_args): Likewise.
11018 (gimple_call_set_arg): Likewise.
11019 (gimple_cond_set_code): Likewise.
11020 (gimple_cond_set_lhs): Likewise.
11021 (gimple_cond_set_rhs): Likewise.
11022 (gimple_cond_set_true_label): Likewise.
11023 (gimple_cond_set_false_label): Likewise.
11024 (gimple_label_set_label): Likewise.
11025 (gimple_goto_set_dest): Likewise.
11026 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
11027 (gimple_debug_bind_get_value): Likewise.
11028 (gimple_debug_bind_get_value_ptr): Likewise.
11029 (gimple_debug_bind_set_var): Likewise.
11030 (gimple_debug_bind_set_value): Likewise.
11031 (gimple_debug_bind_reset_value): Likewise.
11032 (gimple_debug_bind_has_value_p): Likewise.
11033 (gimple_return_retval_ptr): Remove gcc_assert.
11034 (gimple_return_retval): Likewise.
11035 (gimple_return_set_retval): Likewise.
11036 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
11037 (safe_referenced_var_iterator): Remove.
11038 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
11039 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
11040 (fill_referenced_var_vec): Remove.
11041 (first_readonly_imm_use): Remove redundant gcc_assert.
11042 (phi_arg_index_from_use): Combine gcc_asserts.
11043 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
11044 (first_imm_use_stmt): Remove redundant gcc_assert.
11045 * tree-cfg.c (verify_gimple_call): Verify function and chain
11046 operands. Verify arguments.
11047 (verify_types_in_gimple_stmt): Verify condition code and labels.
11049 2010-01-07 Richard Guenther <rguenther@suse.de>
11051 PR tree-optimization/42641
11052 * sese.c (rename_map_elt_info): Use the SSA name version, do
11055 2010-01-07 Jakub Jelinek <jakub@redhat.com>
11057 PR tree-optimization/42625
11058 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
11059 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
11061 2010-01-07 Duncan Sands <baldrick@free.fr>
11063 * Makefile.in (PLUGIN_HEADERS): Add version.h.
11065 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
11068 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
11069 note itself is not function_invariant_p.
11071 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
11073 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
11074 Do not add the DF_NOTE problem.
11075 * store-motion.c (execute_rtl_store_motion): Likewise.
11077 2010-01-07 Martin Jambor <mjambor@suse.cz>
11079 PR tree-optimization/42157
11080 * tree-sra.c (compare_access_positions): Stabilize sort if both
11081 accesses have integer types, return zero immediately if they are the
11084 2010-01-06 Richard Henderson <rth@redhat.com>
11086 PR middle-end/41883
11087 * haifa-sched.c (add_to_note_list): Merge into ...
11088 (concat_note_lists): ... here, and ...
11089 (unlink_other_notes, rm_other_notes): Merge into...
11090 (remove_notes): ... here. Create REG_SAVE_NOTEs for
11091 NOTE_INSN_EPILOGUE_BEG.
11093 2010-01-06 Richard Guenther <rguenther@suse.de>
11095 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
11096 not inline regular functions into always-inline functions.
11098 2010-01-06 Nick Clifton <nickc@redhat.com>
11100 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
11101 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
11103 (OVERRIDE_OPTIONS): Delete.
11104 (OPTIMIZATION_OPTIONS): Define.
11105 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
11106 * config/rx/rx.c (rx_handle_option): Issue an error message if
11107 -mcpu=rx200 and -fpu are used together.
11108 (rx_set_optimization_options): New function. Issue an error
11109 message if an optimization attribute attempts to reset the FPU/
11110 math optimization pairing.
11111 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
11112 * config/rx/rx.opt: Set the default to 32-bit doubles.
11113 * config/rx/t-rx: Add multilibs for -nofpu option.
11114 * doc/invoke.texi: Update documentation of RX options.
11116 2010-01-06 Richard Guenther <rguenther@suse.de>
11118 * tree-ssa-pre.c (name_to_id): New global.
11119 (alloc_expression_id): Simplify SSA name handling.
11120 (lookup_expression_id): Likewise.
11121 (init_pre): Zero name_to_id.
11122 (fini_pre): Free it.
11124 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
11126 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
11128 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
11131 * config/i386/sse.md (smaxv2di3): New.
11132 (umaxv2di3): Likewise.
11133 (sminv2di3): Likewise.
11134 (uminv2di3): Likewise.
11136 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
11139 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
11140 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
11141 (legitimize_tls_address): Likewise.
11142 (sparc_tls_referenced_p): Likewise.
11143 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
11144 and adjust calls to legitimize_pic_address.
11145 (legitimate_constant_p) Use sparc_tls_referenced_p.
11146 (legitimate_pic_operand_p): Likewise.
11147 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
11148 (sparc_tls_symbol_ref_1): Delete.
11149 (sparc_tls_referenced_p): Make static, recognize specific patterns.
11150 (legitimize_tls_address): Make static, handle CONST patterns.
11151 (legitimize_pic_address): Make static, remove unused parameter and
11152 adjust recursive calls.
11153 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
11154 and adjust call to legitimize_pic_address.
11155 (sparc_output_mi_thunk): Likewise.
11157 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
11158 H.J. Lu <hongjiu.lu@intel.com>
11161 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
11162 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
11163 operands to make them signed.
11166 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11169 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
11170 GTU to GT for V4SI and V2DI.
11172 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
11173 (umin<mode>3): Removed.
11175 (uminv4si3): Likewise.
11177 2010-01-05 Martin Jambor <mjambor@suse.cz>
11179 PR tree-optimization/42462
11180 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
11181 current_function_decl to helper functions and macros.
11183 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11186 * flags.h: Don't include real.h.
11187 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
11188 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
11189 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
11190 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
11191 * dominance.c: Update copyright.
11192 * gimple.c (walk_gimple_op): Remove inline.
11193 * tree-ssa-reassoc.c: Include real.h.
11194 * Makefile.in (FLAGS_H): Remove $(REAL_H).
11195 (tree-ssa-reassoc.o): Depend on $(REAL_H).
11197 2010-01-05 Nick Clifton <nickc@redhat.com>
11199 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
11200 register to push into the stack frame when the accumulator has to
11201 be saved during interrupts.
11203 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
11205 * doc/invoke.texi: Remove the documentation about option
11206 -Wunreachable-code.
11207 * common.opt (Wunreachable-code): Preserved for backward
11209 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
11210 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
11211 the backward compatibility flag section.
11213 2010-01-05 Richard Guenther <rguenther@suse.de>
11215 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
11217 2010-01-05 Jakub Jelinek <jakub@redhat.com>
11220 * cfgexpand.c (expand_one_var): Diagnose too large variables.
11222 PR tree-optimization/42508
11223 * tree-sra.c (convert_callers): Check for recursive call
11224 by comparing cgraph nodes instead of decls.
11225 (modify_function): Call ipa_modify_formal_parameters also
11226 on all same_body aliases.
11228 * cgraphunit.c (cgraph_materialize_all_clones): Compare
11229 cgraph nodes when checking for same_body aliases.
11231 2010-01-05 Richard Guenther <rguenther@suse.de>
11233 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
11234 allocation and lookup.
11235 (get_or_alloc_expr_for_constant): Likewise.
11236 (phi_translate): Sink allocation.
11238 2010-01-04 Richard Guenther <rguenther@suse.de>
11240 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
11241 a new entry only if needed.
11242 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
11243 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
11245 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
11247 (phi_translate): Handle CONSTANTs early.
11249 2010-01-04 Martin Jambor <mjambor@suse.cz>
11251 PR tree-optimization/42398
11252 * tree-sra.c (struct access): Removed flag grp_different_types.
11253 (dump_access): Do not dump the removed flag.
11254 (sort_and_splice_var_accesses): Do not set the removed flag.
11255 (sra_modify_expr): Check for type compatibility directly.
11257 2010-01-04 Martin Jambor <mjambor@suse.cz>
11259 PR tree-optimization/42366
11260 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
11261 edges with variable number of parameters.
11262 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
11263 flag instead of asserting it.
11264 (ipa_read_node_info): Read uses_analysis_done flag.
11266 2010-01-04 Richard Guenther <rguenther@suse.de>
11268 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
11269 iterative_hash_* as intended.
11270 (vn_reference_compute_hash): Likewise. Simplify hashing
11272 (vn_reference_lookup_2): Likewise.
11273 (vn_nary_op_compute_hash): Likewise.
11274 (vn_phi_compute_hash): Likewise.
11275 (expressions_equal_p): Remove strange code.
11276 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
11277 (pre_expr_hash): Likewise. Simplify hashing SSA names.
11278 (bitmap_insert_into_set_1): Take value-id as parameter.
11279 (add_to_value): Pass it.
11280 (bitmap_insert_into_set): Likewise.
11281 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
11283 2010-01-04 Jakub Jelinek <jakub@redhat.com>
11286 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
11287 (do_self_spec): For switches with SWITCH_IGNORE set set also
11288 SWITCH_IGNORE_PERMANENTLY.
11289 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
11292 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
11294 * lto-streamer-out.c (output_unreferenced_globals): Output the full
11295 tree of an unreferenced global var.
11297 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11300 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
11301 GTU to GT for V4SI and V2DI.
11303 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
11304 (umin<mode>3): Removed.
11306 (uminv4si3): Likewise.
11308 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11311 * collect2.c (main): Turn on trace in collect2 if -v is passed
11314 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
11316 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
11317 description of expression operand.
11319 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
11321 * configure.ac: Add install-html to target_list for Make-hooks.
11322 * configure: Regenerate.
11323 * fortran/Make-lang.in (F95_HTMLFILES): New.
11324 (fortran.html): Use it.
11325 (fortran.install-html): New.
11326 * Makefile.in (install-html): Add lang.install-html.
11327 * java/Make-lang.in (JAVA_HTMLFILES): New.
11328 (java.html): Use it.
11329 (java.install-html): New.
11330 * objc/Make-lang.in (objc.install-html): New.
11331 * objcp/Make-lang.in (obj-c++.install-html): New.
11332 * cp/Make-lang.in (c++.install-html): New.
11333 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
11334 * lto/Make-lang.in (lto.install-html): New.
11336 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
11339 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
11341 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
11343 PR rtl-optimization/41862
11344 * store-motion.c (store_killed_in_insn, compute_store_table,
11345 remove_reachable_equiv_notes, replace_store_insn,
11346 build_store_vectors): Ignore all DEBUG_INSNs.
11348 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
11351 * common.opt: Add dumpdir.
11353 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
11355 (option_map): Add --dumpdir.
11357 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
11359 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
11361 * opts.c (decode_options): Try dump_dir_name first if
11362 dump_base_name isn't an absolute path.
11363 (common_handle_option): Handle OPT_dumpdir.
11365 * toplev.c (dump_dir_name): New.
11366 (print_switch_values): Also ignore -dumpdir.
11368 * toplev.h (dump_dir_name): New.
11370 2010-01-03 Richard Guenther <rguenther@suse.de>
11372 PR tree-optimization/42589
11373 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
11374 double-word expansion of bswap32.
11376 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
11378 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
11379 with BLOCK_FOR_INSN.
11380 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
11381 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
11382 noce_process_if_block): Likewise.
11383 * gcse.c (compute_local_properties, insert_expr_in_table,
11384 insert_set_in_table, canon_list_insert, find_avail_set,
11385 pre_insert_copy_insn): Likewise.
11387 * basic-block.h (BLOCK_NUM): Move from here...
11388 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
11390 2010-01-03 Richard Guenther <rguenther@suse.de>
11392 PR tree-optimization/42438
11393 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
11394 contains_may_not_return_call flag.
11395 (BB_MAY_NOTRETURN): New.
11396 (valid_in_sets): Trapping nary operations are not valid
11397 in blocks that may not return.
11398 (insert_into_preds_of_block): Remove check for trapping expressions.
11399 (compute_avail): Compute also BB_MAY_NOTRETURN.
11401 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
11403 * doc/invoke.texi: Add 2010 to copyright years.
11405 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
11407 * config/sparc/sparc.c: Fix formatting nits.
11409 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
11410 Alexander Monakov <amonakov@ispras.ru>
11412 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
11414 2010-01-02 Richard Guenther <rguenther@suse.de>
11416 PR middle-end/42577
11417 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
11418 (simplify_switch_using_ranges): Mark to be removed edges
11421 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11423 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
11425 * collect2.c (scan_libraries): Add missing argument in call to
11428 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
11431 * config/alpha/predicates.md (aligned_memory_operand): Return false
11433 (unaligned_memory_operand): Return true for CQImode.
11434 * config/alpha/alpha.c (get_aligned_mem): Assert that location
11435 doesn not cross aligned SImode word boundary.
11437 2010-01-02 Anatoly Sokolov <aesok@post.ru>
11439 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
11441 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
11442 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
11444 2010-01-02 Richard Guenther <rguenther@suse.de>
11447 * toplev.c (compile_file): Emit LTO marker properly. Change
11448 it to __gnu_lto_v1.
11449 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
11451 2010-01-01 Richard Guenther <rguenther@suse.de>
11454 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
11456 2010-01-01 Richard Guenther <rguenther@suse.de>
11459 * c-decl.c (grokdeclarator): For zero-size arrays force
11460 structural equality checks as layout_type does.
11462 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
11464 * builtins.c: Update copyright to 2010.
11466 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
11469 * lto-streamer-out.c (produce_asm): Revert the last change.
11470 (copy_function): Likewise.
11472 * lto-streamer.c (lto_get_section_name): Skip any leading
11475 2010-01-01 Richard Guenther <rguenther@suse.de>
11477 PR middle-end/42559
11478 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
11482 Copyright (C) 2010 Free Software Foundation, Inc.
11484 Copying and distribution of this file, with or without modification,
11485 are permitted in any medium without royalty provided the copyright
11486 notice and this notice are preserved.