1 2010-06-02 Jan Hubicka <jh@suse.cz>
3 * passes.c (init_optimization_passes): Put ipa reference
6 2010-06-02 Jan Hubicka <jh@suse.cz>
8 * ipa-reference.c (ipa_reference_local_vars_info_d): Remove
9 calls_read_all and calls_write_all.
10 (get_reference_optimization_summary): Fix formatting.
11 (is_proper_for_analysis): Check that decl is not readonly.
12 (propagate_bits): Check CONST/PURE/noreturn flags.
13 (ipa_init): Move all_module_statics to optimization_summary_obstack.
14 (analyze_function): Ignore indirect edges.
15 (copy_global_bitmap): For all module statics, do nothing.
16 (generate_summary): Do not print calls_read_all/calls_write_all.
17 (read_write_all_from_decl): Take node as argument; check
18 cgraph_node_cannot_return.
19 (propagate): Reorganize read_all/write_all computation;
20 check indirect edges; check ecf flags; use all_module_statics
21 in the results; do not free all_module_statics.
22 (stream_out_bitmap): Handle all_module_statics.
23 (ipa_reference_write_optimization_summary): Likewise; use
24 varpool/cgraph encoders to get boundaries.
25 (ipa_reference_read_optimization_summary): Read in all_module_statics;
28 2010-06-02 Michael Meissner <meissner@linux.vnet.ibm.com>
31 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete obsolete
32 -mswdiv option. Add -mrecip, -mrecip=<xxx>, -mrecip-precision
35 * doc/extend.texi (powerpc builtins): Document vec_recip,
36 vec_rsqrt, vec_rsqrte altivec/vsx builtins.
38 * config/rs6000/rs60000-protos.h (rs6000_emit_swdiv): New
40 (rs6000_emit_swrsqrt): Ditto.
41 (rs6000_emit_swdivsf): Delete.
42 (rs6000_emit_swdivdf): Ditto.
43 (rs6000_emit_swrsqrtsf): Ditto.
45 * config/rs6000/rs6000.c (rs6000_recip_bits): New global to
46 describe the reciprocal estimate support for each type.
47 (recip_options): Map -mrecip=<opt> into option bits.
48 (gen_2arg_fn_t): New typedef for binary rtx gen function.
49 (rs6000_debug_reg_global): If -mdebug=reg, print the state of the
50 reciprocal estimate instructions.
51 (rs6000_init_hard_regno_mode_ok): Key ws constraint off of the
52 debug -mvsx-scalar-memory switch instead of -mvsx-scalar-double.
53 Set up rs6000_recip_bits based on the -mrecip* options. Print the
54 cost information if -mdebug=cost or -mdebug=reg.
55 (rs6000_override_options): Set -mrecip-precision for power6, and
56 power7 machines. If -mvsx or -mdfp, enable various options that
57 came in previous instruction set ISAs, unless the option was
58 explicitly disabled by the command line option. Parse
59 -mrecip=<opt> options.
60 (rs6000_builtin_vectorized_function): Add support for vectorizing
61 the reciprocal estimate builtins and expansions.
62 (rs6000_handle_option): Add -mrecip, -mrecip=<opt> support.
63 (bdesc_2arg): Add reciprocal estimate builtins.
64 (bdesc_1arg): Add reciprocal square root estimate builtins.
65 (rs6000_expand_builtin): Rewrite to use a switch statement,
66 instead of multiple if/then/elses. Add reciprocal estimate
68 (rs6000_init_builtins): Create declarations for reciprocal
70 (rs6000_preferred_reload_class): Simplify VSX preferences, if scalar
71 sized, prefer traditional floating point registers, if integer
72 vector types, prefer altivec registers. Don't actually look at
73 the memory address any more.
74 (rs6000_builtin_reciprocal): Add new builtin reciprocal estimate
76 (rs6000_load_constant_and_splat): New helper function to load up
77 the constant for reciprocal estimate instructions.
78 (rs6000_emit_madd): New helper function for generating
79 multiply/add type instructions, based on the current switches.
80 (rs6000_emit_msub): Ditto.
81 (rs6000_emit_mnsub): Ditto.
82 (rs6000_emit_swdiv_high_precision): Replace rs6000_emit_swdivsf to
83 replace a divide with a reciprocal estimate and fixup, adding
84 support for machines with high precision and vectors.
85 (rs6000_emit_swdiv_low_precision): Rewrite rs6000_emit_swdivdf for
86 low precision machines.
87 (rs6000_emit_swdiv): New common function to be called to replace a
88 division with reciprocal estimate and fixup.
89 (rs6000_emit_swrsqrt): Replace rs6000_emit_swrsqrtsf. Add support
90 for double and vector types. Add support for high precision
93 * config/rs6000/rs6000.h (TARGET_FRES): New macro to say whether
94 the reciprocal estimate instructions can be generated.
96 (TARGET_FRSQRTES): Ditto.
97 (TARGET_FRSQRTE): Ditto.
98 (RS6000_RECIP_*): New macros for reciprocal estimate support.
100 * config/rs6000/vector.md (rsqrte<mode>2): New insn for reciprocal
101 square root estimate on vectors.
102 (re<mode>2): New insn for reciprocal division estimate on vectors.
104 * config/rs6000/rs6000-buitlins.def (ALTIVEC_BUILTIN_VRSQRTFP):
106 (ALTIVEC_BUILTIN_VRECIPFP): Ditto.
107 (ALTIVEC_BUITLIN_VEC_RE): Ditto.
108 (ALTIVEC_BUILTIN_VEC_RSQRT): Ditto.
109 (VSX_BUILTIN_RSQRT_V4SF): Ditto.
110 (VSX_BUITLIN_RSQRT_V2DF): Ditto.
111 (RS6000_BUILTIN_RSQRT): Ditto.
112 (ALTIVEC_BUILTIN_VEC_RSQRTE): Denote that the builtin is a
113 floating point builtin.
115 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
116 macros __RECIP__, __RECIPF__, __RSQRTE__, __RSQRTEF__,
117 __RECIP_PRECISION__ based on the command line switches.
118 (altivec_overloaded_builtins): Add reciprocal estimate builtins.
120 * config/rs6000/rs6000.opt (-mrecip): Document add support for
121 replacing division instructions with reciprocal estimate and
123 (-mrecip=<opt>): New option.
124 (-mrecip-precision): Ditto.
126 * config/rs6000/vsx.md (UNSPEC_VSX_RSQRTE): Delete.
127 (vsx_rsqrte<mode>2): Use UNSPEC_RSQRT not UNSPEC_VSX_RSQRTE.
128 (vsx_copysignsf3): If -mvsx, use double precision cpsign on single
131 * config/rs6000/altivec.md (UNSPEC_RSQRTEFP): Delete.
132 (UNSPEC_VREFP): Ditto.
133 (altivec_vnmsubfp*): Make altivec nmsub mirror the scalar and VSX
134 conterparts with regard to support of -mno-fused-madd and
136 (altivec_vrsqrtefp): Use common UNSPEC to allow scalar/vector
137 reciprocal estimate instructions to be generated.
138 (altivec_vrefp): Ditto.
140 * config/rs6000/rs6000.md (RECIPF): New iterator for reciprocal
142 (rreg): New mode attribute for reciprocal estimate support.
143 (recip<mode>3): New insn for division using reciprocal estimate
145 (divide define_split): New define_split to convert floating point
146 division to use reciprocal estimate if the user used the
147 appropriate options and the split is run when we can add new
148 pseudo registers for the fixup.
149 (rsqrt<mode>2): New insn for reciprocal square root support.
150 (recipsf3): Move into recip<mode>3.
152 (fres): Use TARGET_FRES.
153 (rsqrtsf2): Move into rsqrt<mode>2.
154 (rsqrtsf_internal1): Use TARGET_FRSQRTSES.
155 (copysignsf3): Add support for VSX.
156 (fred): Use TARGET_FRE.
158 (rsqrtdf_internal1): New function for frsqrte instruciton.
160 * config/rs6000/altivec.h (vec_recipdiv): Define new vector
164 2010-06-03 Richard Guenther <rguenther@suse.de>
167 * optabs.c (init_one_libfunc): Use IDENTIFIER_HASH_VALUE.
168 (set_user_assembler_libfunc): Likewise.
170 2010-06-02 Steven Bosscher <steven@gcc.gnu.org>
172 * mkconfig.sh: Include insn-flags.h and insn-constants.h before
174 * except.h: Move MUST_USE_SJLJ_EXCEPTIONS and USING_SJLJ_EXCEPTIONS
176 * expr.h (BRANCH_COST, MOVE_RATIO, CLEAR_RATIO, SET_RATIO,
177 DEFAULT_FUNCTION_ARG_PADDING, FUNCTION_ARG_PADDING,
178 FUNCTION_ARG_BOUNDARY, STACK_SAVEAREA_MODE, STACK_SIZE_MODE,
179 STACK_CHECK_BUILTIN, STACK_CHECK_STATIC_BUILTIN,
180 STACK_CHECK_PROBE_INTERVAL_EXP, STACK_CHECK_MOVING_SP,
181 STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT,
182 STACK_CHECK_MAX_FRAME_SIZE, STACK_CHECK_FIXED_FRAME_SIZE,
183 STACK_CHECK_MAX_VAR_SIZE): Move target macro defaults to defaults.h.
184 * defaults.h: Updated for above mentioned changes.
186 2010-06-02 Kai Tietz <kai.tietz@onevision.com>
188 * c-common.c: Remove header include of tm_p.h.
189 * Makefile.in (c-common.o): Remove TM_P_H dependency.
191 2010-06-02 Jakub Jelinek <jakub@redhat.com>
193 * tree.h (struct tree_decl_map): New type.
194 (tree_decl_map_eq, tree_decl_map_marked_p): Define.
195 (tree_decl_map_hash): New prototype.
196 (debug_expr_for_decl, value_expr_for_decl): Change into
197 tree_decl_map hashtab from tree_map.
198 (init_ttree): Adjust initialization.
199 (tree_decl_map_hash): New function.
200 (decl_debug_expr_lookup, decl_debug_expr_insert,
201 decl_value_expr_lookup, decl_value_expr_insert): Adjust.
203 2010-06-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
205 * configure.ac (gcc_cv_ld_sol2_emulation): Test for GNU ld *_sol2
207 * configure: Regenerate.
208 * config.in: Regenerate.
210 * config/i386/sol2-10.h [TARGET_GNU_LD] (I386_EMULATION): Define.
211 (X86_64_EMULATION): Define.
212 (TARGET_LD_EMULATION): Use them.
214 * config/sparc/sol2-gld-bi.h (SPARC32_EMULATION): Define.
215 (SPARC64_EMULATION): Define.
216 (LINK_ARCH_SPEC): Use them.
218 2010-06-02 Sebastian Pop <sebastian.pop@amd.com>
220 * graphite-clast-to-gimple.c (gcc_type_for_interval): Use
221 smallest_mode_for_size for computing the precision types of new
222 graphite IVs. Do not call lang_hooks.types.type_for_size.
224 2010-06-02 Sebastian Pop <sebastian.pop@amd.com>
226 * tree-if-conv.c (predicate_bbs): Do not reset the GIMPLE_DEBUG
228 (remove_conditions_and_labels): Reset the GIMPLE_DEBUG information.
230 2010-06-02 Sebastian Pop <sebastian.pop@amd.com>
233 * tree-if-conv.c (predicate_bbs): Do not call gcc_unreachable,
234 return false instead.
236 2010-06-02 Jan Hubicka <jh@suse.cz>
239 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Do not
240 create new cgraph node to check callee.
242 2010-06-02 Richard Guenther <rguenther@suse.de>
244 * lto-streamer-in.c (input_gimple_stmt): Fix typo.
246 2010-06-02 Richard Guenther <rguenther@suse.de>
248 * lto-wrapper.c (lto_wrapper_exit): Rename to ...
249 (lto_wrapper_cleanup): ... this. Do not exit.
250 (fatal): Adjust. Exit here.
251 (fatal_perror): Likewise.
252 (fatal_signal): New function.
253 (main): Set up signal handlers to cleanup temporary files.
254 * Makefile.in (lto-wrapper.o): Adjust dependencies.
256 2010-06-02 Richard Guenther <rguenther@suse.de>
258 PR tree-optimization/44377
259 * tree-ssa-structalias.c (find_func_aliases): Fix typo.
261 2010-06-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
263 * config/s390/2097.md (z10_fhex): Remove insn reservation.
264 * config/s390/s390.md (UNSPEC_COPYSIGN): Remove unused constant.
265 (*mov<mode>_64 TD_TF, *mov<mode>_31 TD_TF, *mov<mode>_64dfp DD_DF,
266 *mov<mode>_64 DD_DF, *mov<mode>_31, mov<mode>): Remove load zero
268 * config/s390/s390.c: Don't accept fp zeros as valid constants
271 2010-06-02 Jan Hubicka <jh@suse.cz>
273 * bitmap.c (bitmap_descriptor): Add search_iter.
274 (bitmap_find_bit): Increment it.
275 (print_statistics): Print it.
277 2010-06-02 Nathan Froyd <froydnj@codesourcery.com>
279 * tree-vect-slp.c (vect_create_mask_and_perm): Use gimple_build_call
280 instead of gimple_build_call_vec. Delete unnecessary local variable.
282 2010-06-02 Steven Bosscher <steven@gcc.gnu.org>
284 * gimplify.c (gimplify_body): Revert "Do not initialize RTL profiling"
285 change from yesterday.
287 2010-06-02 Steven Bosscher <steven@gcc.gnu.org>
289 * c-ada-spec.c: Clean up redundant includes.
291 2010-06-01 Steven Bosscher <steven@gcc.gnu.org>
293 * gimplify.c: Do not include except.h and optabs.h.
294 (gimplify_body): Do not initialize RTL profiling.
295 * gimple-low.c: Do not include rtl.h, diagnostic.h, langhooks.h,
296 langhooks-def.h, timevar.h, except.h, hashtab.h, and expr.h.
297 * gimple-fold.c: Do not include rtl.h, tm_p.h, ggc.h, basic-block.h,
298 output.h, expr.h, diagnostic.h, timevar.h, value-prof.h, and
301 * tree-pretty-print.h: Include pretty-print.h.
302 * gimple-pretty-print.h: Include pretty-print.h.
304 * tree-pretty-print.c: Do not include diagnostic.h.
305 * tree-vrp.c: Likewise.
306 * tree-tailcall.c: Likewise
307 * tree-scalar-evolution.c: Likewise
308 * tree-ssa-dse.c: Likewise
309 * tree-chrec.c: Likewise
310 * tree-ssa-sccvn.c: Likewise
311 * tree-ssa-copyrename.c: Likewise
312 * tree-nomudflap.c: Likewise
313 * tree-call-cdce.c: Likewise
314 * tree-stdarg.c: Likewise
315 * tree-ssa-math-opts.c: Likewise
316 * tree-nrv.c: Likewise
317 * tree-ssa-sink.c: Likewise
318 * tree-browser.c: Likewise
319 * tree-ssa-loop-ivcanon.c: Likewise
320 * tree-ssa-loop.c: Likewise
321 * tree-parloops.c: Likewise
322 * tree-ssa-address.c: Likewise
323 * tree-ssa-ifcombine.c: Likewise
324 * tree-if-conv.c: Likewise
325 * tree-data-ref.c: Likewise
326 * tree-affine.c: Likewise
327 * tree-ssa-phiopt.c: Likewise
328 * tree-ssa-coalesce.c: Likewise
329 * tree-ssa-pre.c: Likewise
330 * tree-ssa-live.c: Likewise
331 * tree-predcom.c: Likewise
332 * tree-ssa-forwprop.c: Likewise
333 * tree-ssa-dce.c: Likewise
334 * tree-ssa-ter.c: Likewise
335 * tree-ssa-loop-prefetch.c: Likewise
336 * tree-optimize.c: Likewise
337 * tree-ssa-phiprop.c: Likewise
338 * tree-object-size.c: Likewise
339 * tree-outof-ssa.c: Likewise
340 * tree-ssa-structalias.c: Likewise
341 * tree-switch-conversion.c: Likewise
342 * tree-ssa-reassoc.c: Likewise
343 * tree-ssa-operands.c: Likewise
344 * tree-vectorizer.c: Likewise
345 * tree-vect-data-refs.c: Likewise
346 * tree-vect-generic.c: Likewise
347 * tree-vect-stmts.c: Likewise
348 * tree-vect-patterns.c: Likewise
349 * tree-vect-slp.c: Likewise
350 * tree-vect-loop.c: Likewise
351 * tree-ssa-loop-ivopts.c: Likewise
352 * tree-ssa-loop-im.c: Likewise
353 * tree-ssa-loop-niter.c: Likewise
354 * tree-ssa-loop-unswitch.c: Likewise
355 * tree-ssa-loop-manip.c: Likewise
356 * tree-ssa-loop-ch.c: Likewise
357 * tree-dump.c: Likewise
358 * tree-complex.c: Likewise
360 * tree-into-ssa.c: Do not include diagnostic.h and expr.h.
361 * tree-ssa-uninit.c: Likewise
362 * tree-ssa-threadupdate.c: Likewise
363 * tree-ssa-uncprop.c: Likewise
364 * tree-ssa-ccp.c: Likewise
365 * tree-ssa-dom.c: Likewise
366 * tree-ssa-propagate.c: Likewise
367 * tree-ssa-alias.c: Likewise
368 * tree-dfa.c: Likewise
369 * tree-cfgcleanup.c: Likewise
370 * tree-sra.c: Likewise
371 * tree-ssa-copy.c: Likewise
372 * tree-ssa.c: Likewise
373 * tree-profile.c: Likewise
374 * tree-cfg.c: Likewise
375 * tree-ssa-threadedge.c: Likewise
376 * tree-vect-loop-manip.c: Likewise
378 * tree-inline.c: Do not include diagnostic.h and expr.h.
380 (copy_decl_for_dup_finish): Do not use NULL_RTX.
382 * tree-loop-linear.c: Do not include diagnostic.h, expr.h,
384 * tree-loop-distribution.c: Likewise.
386 2010-06-01 Jan Hubicka <jh@suse.cz>
388 * ipa-pure-const.c (local_pure_const): Do NORETURN discovery.
390 2010-06-01 Jan Hubicka <jh@suse.cz>
392 * tree-cfgcleanup.c (fixup_noreturn_call): Break out from ...;
394 (split_bbs_on_noreturn_calls) .... here.
395 * tree-optimize.c (execute_fixup_cfg): Fixup noreturn calls too.
396 * tree-flow.h (fixup_noreturn_call): New.
398 2010-06-01 Jan Hubicka <jh@suse.cz>
400 * emit-rtl.c (remove_insn): Fix thinko in prevoius patch.
402 2010-06-01 Nathan Froyd <froydnj@codesourcery.com>
404 * tree.h (build_nt_call_list): Delete.
405 * tree.c (build_nt_call_list): Delete.
407 2010-06-01 Jan Hubicka <jh@suse.cz>
409 * fwprop.c: Make emit-rtl.h include last.
410 * rtlanal.c: Include emit-rtl.h.
411 * genautomata.c: Output emit-rtl include into insn-automata.c
412 * df-scan.c: Include emit-rtl.h.
413 * haifa-sched.c: Indlude emit-rtl.h.
414 * mode-switching.c: Indlude emit-rtl.h.
415 * graph.c: Indlude emit-rtl.h.
416 * sel-sched.c: Include emit-rtl.h.
417 * sel-sched-ir.c: Include emit-rtl.h.
418 * ira-build.c: Include emit-rtl.h.
419 * emit-rtl.c: (first_insn, last_insn): Remove defines.
420 (get_insns, set_first_insn, get_last_insn, set_last_insn, get_max_uid):
422 (set_new_first_and_last_insn, get_last_insn_anywhere, get_first_nonnote_insn,
423 get_last_nonnote_insn, try_split, make_call_insn_raw, add_insn_after,
424 add_insn_before, remove_insn, delete_insns_since, reorder_insns_nobb,
425 emit_insn_after_1, emit_debug_insn_before, emit_insn, start_sequence,
426 push_to_sequence, push_to_sequence2, push_topmost_sequence, end_sequence,
427 copy_insn): Use accessor functions.
428 * emit-rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn,
429 gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value,
430 set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode,
431 mem_expr_equal_p): Move here from rtl.h
432 (get_insns, set_first-insn, get_last_insn, set_last_insn, get_max_uid):
433 Move here from emit-rtl.c; make inline.
434 * cfglayout.h: Include emit-rtl.h
435 * rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn,
436 gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value,
437 set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode,
438 mem_expr_equal_p, get_insns, set_first-insn, get_last_insn, set_last_insn,
439 get_max_uid): Move to emit-rtl.h.
440 * reg-stack.c: Include emit-rtl.h
443 2010-06-01 Jan Hubicka <jh@suse.cz>
445 * cgraph.h (tree_function_versioning): Update prototype.
446 (cgraph_function_versioning): Update prototype.
447 * cgraphunit.c (cgraph_copy_node_for_versioning): Accept bbs_to_copy
449 (cgraph_function_versioning): Accept new_entry_block and bbs_to_copy.
450 (cgraph_materialize_clone, save_inline_function_body): Update use of
451 tree_function_versioning.
452 * tree-inline.c (copy_bb): Look for previous copied block to link after;
454 (copy_cfg_body): Accept new_entry_block and bbs_to_copy.
455 (copy_body): Likewise.
456 (expand_call_inline): Update use of copy_body.
457 (tree_function_versioning): Update use of copy body; accept
458 blocks_to_copy and new_entry.
460 2010-06-01 Jan Hubicka <jh@suse.cz>
462 * gegenrtl.c: Remove unnecesary prototypes.
464 (gendef): Produce static inline.
466 (main): Do not decode parameters; generate header only.
467 * Makefile.in (genrtl.c): Remove.
469 2010-06-01 Jan Hubicka <jh@suse.cz>
471 * tree-switch-conversion.c (build_one_array): Make it readonly.
473 2010-06-01 Richard Guenther <rguenther@suse.de>
475 * optabs.c (init_optabs): Guard all accesses to reinit.
476 * ipa-pure-const.c (propagate): Fix another typo.
477 * opts.c (common_handle_option): Split assignment to bool.
478 * c-opts.c (c_common_handle_option): Likewise.
480 2010-06-01 Arnaud Charlet <charlet@adacore.com>
481 Matthew Gingell <gingell@adacore.com>
483 * doc/invoke.texi: Mention -fdump-ada-spec.
484 * tree-dump.c (dump_files): Add ada-spec.
485 (FIRST_AUTO_NUMBERED_DUMP): Bump to 8.
486 * tree-pass.h (tree_dump_index): Add TDI_ada.
487 * gcc.c: Add support for -C without -E and for -fdump-ada-spec.
488 (cpp_unique_options): Do not reject -C or -CC when -E isn't present.
489 (default_compilers) <@c-header>: Allow -fdump-ada-spec on header files.
490 * c-decl.c: Include c-ada-spec.h.
491 (collect_source_ref_cb, collect_all_refs, for_each_global_decl): New
493 (c_write_global_declarations): Add handling of -fdump-ada-spec.
494 * c-lex.c (c_lex_with_flags): Add handling of CPP_COMMENT.
495 * Makefile.in (C_AND_OBJC_OBJS): Add c-ada-spec.o.
496 * c-ada-spec.h, c-ada-spec.c: New files.
498 2010-06-01 Richard Guenther <rguenther@suse.de>
501 * ipa-pure-const.c (get_function_state): Hand back varying state
502 if we do not have one.
503 (has_function_state): New function.
504 (duplicate_node_data): Adjust.
505 (remove_node_data): Likewise.
506 (pure_const_write_summary): Likewise.
507 (propagate): Likewise. Fix typo.
509 2010-06-01 Jan Hubicka <jh@suse.cz>
511 * tree-cfg.c (verify_stmt): Do not skip could_throw test.
512 * passes.c (execute_function_todo): Do not make implicit verify_ssa.
513 (execute_all_ipa_transforms): Do not play with the states.
515 2010-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
517 * config/arm/t-linux-androideabi: New.
518 * config.gcc (arm*-*-linux-androideabi): Include multilib configuration.
520 2010-06-01 Jan Hubicka <jh@suse.cz>
522 * tree-inline.c (estimate_num_insns): For stdarg functions look
523 into call statement to count cost of argument passing.
527 * config/i386.c (ix86_output_addr_vec_elt): Make LPREFIX
528 argument for fprintf.
529 (ix86_output_addr_diff_elt): Likewise.
530 (x86_function_profiler): Likewise.
531 * config/cygming.h (LOCAL_LABEL_PREFIX): Fix
532 for x64 no-underscore.
534 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
536 2010-05-31 Jakub Jelinek <jakub@redhat.com>
539 * config/i386/sse.md (fma4i_fmadd<mode>4256, fma4i_fmsub<mode>4256,
540 fma4i_fnmadd<mode>4256, fma4i_fnmsub<mode>4256, fma4i_fmadd<mode>4,
541 fma4i_fmsub<mode>4, fma4i_fnmadd<mode>4, fma4i_fnmsub<mode>4,
542 fma4i_vmfmadd<mode>4, fma4i_vmfmsub<mode>4, fma4i_vmfnmadd<mode>4,
543 fma4i_vmfnmsub<mode>4, fma4i_fmaddsubv8sf4, fma4i_fmaddsubv4df4,
544 fma4i_fmaddsubv4sf4, fma4i_fmaddsubv2df4, fma4i_fmsubaddv8sf4,
545 fma4i_fmsubaddv4df4, fma4i_fmsubaddv4sf4, fma4i_fmsubaddv2df4):
546 Guard only with TARGET_FMA4 instead of TARGET_FMA4 &&
549 2010-05-31 Jan Hubicka <jh@suse.cz>
551 * tree.h (tree_range_check_failed): Declare noreturn.
553 2010-05-31 Jan Hubicka <jh@suse.cz>
555 * gimple.c (gimple_call_builtin_p): New function.
556 * gimple.h (gimple_call_builtin_p): Declare.
557 * tree-cfg.c (make_edges): Produce edge from BUILT_IN_RETURN
559 (execute_warn_function_return): BUILT_IN_RETURN is return.
560 (split_critical_edges): Return edges are not critical.
561 (is_ctrl_altering_stmt): Builtin_in_return is altering.
562 (gimple_verify_flow_info): Handle built_in_return.
563 (execute_warn_function_return): Handle built_in_return.
564 * ipa-pure-const.c (check_call): Ignore builtin_return.
566 2010-05-31 Jakub Jelinek <jakub@redhat.com>
569 * expr.c (expand_assignment): Don't store anything for out-of-bounds
570 array accesses with non-MEM.
572 PR tree-optimization/44182
573 * tree-inline.c (copy_edges_for_bb): Don't split bb if a stmt that
574 newly needs to end a bb is followed by debug stmts, instead return
575 true from the function at the end.
576 (maybe_move_debug_stmts_to_successors): New function.
577 (copy_cfg_body): Call it if copy_edges_for_bb returned true.
579 2010-05-31 Kai Tietz <kai.tietz@onevision.com>
582 * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
585 2010-05-31 Eric Botcazou <ebotcazou@adacore.com>
587 * cgraphunit.c (cgraph_decide_is_function_needed): Really return false
588 for nested functions in non-optimized compilation.
590 2010-05-31 Richard Guenther <rguenther@suse.de>
592 * tree-ssa-structalias.c (find_func_aliases): Handle
595 2010-05-30 Jan Hubicka <jh@suse.cz>
597 * predict.c (maybe_hot_edge_p): Calls to functions called once is cold.
599 2010-05-30 Richard Guenther <rguenther@suse.de>
602 * tree-eh.c (execute_cleanup_eh_1): Copy from execute_cleanup_eh.
603 (execute_cleanup_eh): Clear DECL_FUNCTION_PERSONALITY if it is
606 2010-05-30 Iain Sandoe <iains@gcc.gnu.org>
608 * config/darwin.c (output_objc_section_asm_op): Add comment.
609 (name_needs_quotes): Add '_' to list of valid comment chars.
610 (machopic_output_function_base_name): Remove unneeded quotes.
611 (darwin_encode_section_info): Adjust asm whitespace.
612 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Adjust asm tabs.
613 (ASM_OUTPUT_LOCAL): Ditto.
614 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Ditto.
615 * config/darwin.h (GLOBAL_ASM_OP): Ditto.
616 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Ditto.
618 2010-05-30 Eric Botcazou <ebotcazou@adacore.com>
620 * config/rs6000/rs6000.c (rs6000_output_function_entry): Use
621 RS6000_OUTPUT_BASENAME unconditionally.
622 (rs6000_output_function_epilogue): Likewise.
624 2010-05-30 Jan Hubicka <jh@suse.cz>
626 * toplev.c (wrapup_global_declaration_2): Avoid creation of new varpool
629 2010-05-30 Richard Guenther <rguenther@suse.de>
631 * tree-cfg.c (verify_gimple_assign_single): Implement
632 verification for COND_EXPR rhs.
634 2010-05-30 Jan Hubicka <jh@suse.cz>
636 * cgraph.h (cgraph_dump_file): Declare.
637 * cgraphunit.c (cgraph_dump_file): Export.
638 * ipa.c (dump_cgraph_node_set, dump_varpool_node_set): Be less
641 2010-05-30 Jan Hubicka <jh@suse.cz>
643 * dwarf2out.c (reference_to_unused,
644 premark_types_used_by_global_vars_helper): Avoid creation of new
647 2010-05-30 Jan Hubicka <jh@suse.cz>
649 * cgraph.h (cgraph_node_cannot_return,
650 cgraph_edge_cannot_lead_to_return): New functions.
651 * cgraph.c (cgraph_node_cannot_return,
652 cgraph_edge_cannot_lead_to_return): Use them.
653 * ipa-pure-const.c (pure_const_names): New static var.
654 (check_call): Handle calls not leading to return.
655 (pure_const_read_summary): Dump info read.
656 (propagate): Dump info about propagation process; ignore side
657 effects of functions not leading to exit; fix handling of
660 2010-05-30 Jan Hubicka <jh@suse.cz>
662 * config/i386/i386.c (pro_epilogue_adjust_stack): Use EBP
663 for tail call epilogues.
665 2010-05-30 Jan Hubicka <jh@suse.cz>
667 * passes.c (ipa_write_optimization_summaries_1, ipa_write_summaries_2,
668 ipa_read_summaries_1, ipa_read_optimization_summaries_1): Initialize
671 2010-05-29 Jan Hubicka <jh@suse.cz>
673 * ipa.c (cgraph_remove_unreachable_node): Walk references of correct
674 node; remove references in node we no longer keep in cgrpah but need
677 2010-05-29 Jan Hubicka <jh@suse.cz>
679 * cgraph.c (cgraph_mark_reachable): Relax check for analyzed nodes.
681 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
684 * config/pa/pa32-linux.h (CTOR_LIST_BEGIN): Mark __CTOR_LIST__ as used.
686 2010-05-29 Jan Hubicka <jh@suse.cz>
688 * tree-vrp.c (debug_value_range, debug_all_value_ranges,
689 debug_asserts_for, debug_all_asserts): Annotate with DEBUG_FUNCTION.
690 * tree-into-ssa.c (debug_decl_set, debug_defs_stack, debug_currdefs,
691 debug_tree_ssa, debug_tree_ssa_stats, debug_def_blocks,
692 debug_names_replaced_by, debug_update_ssa): Likewise.
693 * sbitmap.c (debug_sbitmap): Likewise.
694 * genrecog.c (debug_decision, debug_decision_list): Likewise.
695 * tree-pretty-print.c (debug_generic_expr, debug_generic_stmt,
696 debug_tree_chain): Likewise.
697 * tree-loop-distribution.c (debug_rdg_partitions): Likewise.
698 * cgraph.c (debug_cgraph_node, debug_cgraph): Likewise.
699 * optabs.c (debug_optab_libfuncs): Likewise.
700 (verify_loop_closed_ssa): Likewise.
701 * value-prof.c (verify_histograms): Likewise.
702 * reload.c (debug_reload_to_stream, debug_reload): Likewise.
703 * bitmap.c (debug_bitmap_file, debug_bitmap, bitmap_print): Likewise.
704 * cfghooks.c (verify_flow_info): Likewise.
705 * fold-const.c (debug_fold_checksum): Likewise.
706 * omp-low.c (debug_omp_region, debug_all_omp_regions): Likewise.
707 * cfg.c (debug_regset, debug_flow_info, debug_bb, debug_bb_n):
709 * omega.c (debug_omega_problem): Likewise.
710 * cgraphunit.c (verify_cgraph_node, verify_cgraph): Likewise.
711 * tree-ssa-ccp.c (debug_lattice_value): Likewise.
712 * dominance.c (verify_dominators, debug_dominance_info,
713 debug_dominance_tree): Likewise.
714 * df-core.c (df_insn_uid_debug, df_insn_debug, df_insn_debug_regno,
715 * df_regno_debug, df_ref_debug,
716 debug_df_insn, debug_df_reg, debug_df_regno, debug_df_ref,
717 debug_df_defno, debug_df_useno, debug_df_chain): Likewise.
718 * tree-ssa-dom.c (debug_dominator_optimization_stats): Likewise.
719 * sel-sched.c (debug_state): Likewise.
720 * tree-ssa-alias.c (debug_alias_info, debug_points_to_info_for):
722 * cfganal.c (print_edge_list, verify_edge_list): Likewise.
723 * dwarf2out.c (debug_dwarf_die, debug_dwarf): Likewise.
724 * tree-eh.c (verify_eh_edges, verify_eh_dispatch_edge): Likewise.
725 * gimple-pretty-print.c (debug_gimple_stmt, debug_gimple_seq):
727 * c-pretty-print.c (debug_c_tree): Likewise.
728 * sel-sched-dump.c (debug_insn_rtx, debug_vinsn, debug_expr, debug_insn
729 debug_av_set, debug_lv_set, debug_ilist, debug_blist,
730 debug_insn_vector, debug_hard_reg_set, debug_mem_addr_value): Likewise.
731 * ebitmap.c (debug_ebitmap): Likewise.
732 * function.c (debug_find_var_in_block_tree): Likewise.
733 * print-rtl.c (debug_rtx): Likewise.
734 (debug_rtx_count): Likewise.
735 (debug_rtx_list, debug_rtx_range, debug_rtx_find): Likewise.
736 * stor-layout.c (debug_rli): Likewise.
737 * ipa.c (debug_cgraph_node_set, debug_varpool_node_set): Likewise.
738 * tree-data-ref.c (debug_data_references,
739 debug_data_dependence_relations, debug_data_reference,
740 debug_data_dependence_relation, debug_rdg_vertex,
741 debug_rdg_component, debug_rdg): Likewise.
742 * tree-affine.c (debug_aff): Likewise.
743 * tree-dfa.c (debug_referenced_vars, debug_variable, debug_dfa_stats):
745 * except.c (debug_eh_tree, verify_eh_tree): Likewise.
746 * emit-rtl.c (verify_rtl_sharing): Likewise.
747 * tree-ssa-pre.c (debug_pre_expr, debug_bitmap_set,
748 debug_value_expressions): Likewise.
749 * tree-ssa-live.c (debug_scope_block, debug_scope_blocks): Likewise.
750 * sese.c (debug_rename_map, debug_ivtype_map): Likewise.
751 * print-tree.c (debug_tree, debug_vec_tree): Likewise.
752 * cfglayout.c (verify_insn_chain): Likewise.
753 * graphite-clast-to-gimple.c (debug_clast_name_indexes,
754 debug_clast_stmt, debug_generated_program): Likewise.
755 * ggc-page.c (debug_print_page_list): Likewise.
756 * tree-ssa-ter.c (debug_ter): Likewise.
757 * graphite-dependences.c (debug_pddr): Likewise.
758 * sched-deps.c (debug_ds): Likewise.
759 * tree-ssa.c (verify_ssa): Likewise.
760 * graphite-poly.c (debug_scattering_function, debug_iteration_domain,
761 debug_scattering_functions, debug_iteration_domains, debug_pdr,
762 debug_pdrs, debug_pbb_domain, debug_pbb, debug_scop_context,
763 debug_scop, debug_cloog, debug_scop_params, debug_lst): Likewise.
764 * tree-inline.c (debug_find_tree): Likewise.
765 * graphite-ppl.c (debug_ppl_linear_expr, debug_ppl_polyhedron_matrix,
766 debug_ppl_powerset_matrix): Likewise.
767 * var-tracking.c (debug_dv): Likewise.
768 * system.h (DEBUG_FUNCTION, DEBUG_VARIABLE): Define.
769 * cfgloop.c (verify_loop_structure): Likewise.
770 * plugin.c (dump_active_plugins, debug_active_plugins): Likewise.
771 * c-common.c (verify_sequence_points): Likewise.
772 * sched-rgn.c (debug_regions, debug_region, debug_candidate,
773 debug_candidates, debug_rgn_dependencies): Likewise.
774 * tree-ssa-structalias.c (debug_constraint, debug_constraints,
775 * debug_constraint_graph, debug_solution_for_var,
776 debug_sa_points_to_info): Likewise.
777 * sched-vis.c (debug_insn_slim, debug_bb_slim, debug_bb_n_slim):
779 * tree-cfg.c (debug_cfg_stats, verify_stmts, debug_function,
780 debug_loops, debug_loop, debug_loop_num): Likewise.
781 * passes.c (debug_pass): Likewise.
782 (dump_properties): Likewise; add cfglayout property.
783 (debug_properties): Likewise.
784 * tree-ssa-reassoc.c (debug_ops_vector): Likewise.
785 * varpool.c (debug_varpool): Likewise.
786 * regcprop.c (debug_value_data): Likewise.
787 * tree-ssa-operands.c (verify_imm_links, debug_immediate_uses,
788 debug_immediate_uses_for): Likewise.
790 2010-05-29 H.J. Lu <hongjiu.lu@intel.com>
793 * Makefile.in (build/gencondmd.o): Remove TM_H := $(GTM_H).
794 Filter out insn-flags.h.
796 2010-05-29 Jan Hubicka <jh@suse.cz>
798 * cgraph.h (struct varpool_node_set_def,
799 struct cgraph_node_set_def): Remove unused AUX pointer.
800 (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p): Use
803 2010-05-29 Jan Hubicka <jh@suse.cz>
806 * ipa-cp.c (ipcp_insert_stage): Replace "clone" by "constprop".
808 2010-05-29 Richard Guenther <rguenther@suse.de>
810 * lto-streamer.c (cached_bp): New global variable.
811 (bitpack_create): Return the cached bitpack, if available.
812 (bitpack_delete): Clear and cache the bitpack, if appropriate.
813 (bp_pack_value): Remove redundant asserts.
815 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
818 * tree-if-conv.c (is_true_predicate): New.
819 (is_predicated): Use is_true_predicate.
820 (add_to_predicate_list): Same. Do not use unshare_expr.
821 (add_to_dst_predicate_list): Same.
823 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
825 * tree-if-conv.c (add_to_dst_predicate_list): Do not use the ->aux
827 (predicate_bbs): Same.
828 (clean_predicate_lists): Same.
829 (find_phi_replacement_condition): Do not AND the predicate from
832 2010-05-29 H.J. Lu <hongjiu.lu@intel.com>
835 * Makefile.in (build/gencondmd.o): Add a missing `\'.
837 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
840 config/pa/pa.md (negdf2_slow, negsf2_slow): New patterns.
841 (negdf2): Adjust expander pattern and use negdf2_slow.
844 2010-05-29 Nathan Froyd <froydnj@codesourcery.com>
846 * basic-block.h (struct control_flow_graph): Move last_label_uid field
848 * df.h (struct df_base_ref): Move regno field up.
849 * dwarf2out.c (struct dw_fde_struct): Move funcdef_number field down.
850 * expr.h (struct separate_ops): Move location field up.
851 * optabs.h (struct optab_d): Move libcall_basename field down.
852 * config/i386/i386.c (struct ix86_frame): Move red_zone_size up.
853 * config/i386/i386.h (struct machine_function): Convert call_abi field
854 into a bitfield. Move cfa field to the end of the structure.
856 2010-05-29 Jan Hubicka <jh@suse.cz>
858 * varpool.c (varpool_get_node): Fix lookup.
860 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
862 * config/spu/spu-protos.h: Do not include rtl.h. Protect
863 RTL specific prototypes with #ifdef RTX_CODE.
864 * config/spu/spu-c.c: Include c-common.h instead of c-tree.h.
865 * config/spu/t-spu-elf: Fix dependencies.
867 * config/t-darwin (darwin-c.o): Remove C_TREE_H dependency.
869 2010-05-29 Mike Stump <mikestump@comcast.net>
872 * Makefile.in (build/gencondmd.o): Be sure to use GTM_H instead of
873 TM_H when building to avoid dependency loops.
875 2010-05-29 Jan Hubicka <jh@suse.cz>
877 * cgraphunit.c (cgraph_materialize_clone): Only remove calles,
878 refs and body; not the whole node for masters of materialized
881 2010-05-29 Mike Stump <mikestump@comcast.net>
883 * config/rs6000/rs6000-c.c: Remove c-tree.h include.
885 2010-05-29 Jan Hubicka <jh@suse.cz>
887 * cgraph.c (clone_function_name): Take SUFFIX argument; export.
888 (cgraph_create_virtual_clone): Take SUFFIX argument; udpate
889 use of clone_function_name.
890 * cgraph.h (cgraph_create_virtual_clone,
891 cgraph_function_versioning): update prototypes.
892 (clone_function_name): Declare.
893 * ipa-cp.c (ipcp_insert_stage): Update call of
894 cgraph_create_virtual_clone.
895 * omp-low.c (create_omp_child_function_name): Use
896 cgraph_create_virtual_clone.
897 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix edges updating.
898 (cgraph_function_versioning): Take SUFFIX argument; produce new name
901 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
903 * vec.h: Include statistics.h
904 * Makefile.in: Introduce VEC_H. Replace all vec.h dependencies
907 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
909 * c-lex.c: Do not include c-tree.h.
910 * c-pretty-print.c: Likewise.
911 * c-opts.c: Likewise.
912 * c-gimplify.c: Likewise.
913 * c-common.c: Likewise.
914 * c-dump.c: Likewise. Include c-common.h.
916 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
918 * c-common.h (GCC_DIAG_STYLE): Define earlier in the file,
919 before including diagnostic-core.h.
920 (c_cpp_error): New prototype moved from c-tree.h.
921 Use ATTRIBUTE_GCC_DIAG instead of ATTRIBUTE_GCC_CDIAG.
922 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Remove define.
923 (pedwarn_c90, perwarn_c99): Use ATTRIBUTE_GCC_DIAG instead.
924 (c_cpp_error): Prototype moved to c-common.h.
925 * Makefile.in: Update dependency for C_COMMON_H.
927 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
929 * c-common.h: Add FIXME for awkward split of c_register_addr_space.
930 * c-common.c (c_register_addr_space): Remove here.
931 * c-decl.c (c_register_addr_space): Re-add here.
933 2010-05-28 Mike Stump <mikestump@comcast.net>
935 * config/darwin-c.c: Remove c-tree.h include.
937 2010-05-28 Joseph Myers <joseph@codesourcery.com>
939 * gcc.c: Include diagnostic.h.
940 (error_count): Remove. All users changed to use errorcount.
941 (programname): Remove. All users changed to use progname.
942 (fancy_abort, internal_error, fatal_error, error, warning, inform,
944 (execute): Don't include "Internal error" and bug reporting
945 information in argument of internal_error call.
946 (process_command): Don't increment error_count after calling
948 (input_filename): Rename to gcc_input_filename. All users
950 (main): Call diagnostic_initialize. Register delete_temp_files
951 with atexit. Use seen_error to test for errors.
952 * gcc.h: Include diagnostic-core.h.
953 (fatal_error, error, warning): Remove.
954 * Makefile.in (GCC_H): Add $(DIAGNOSTIC_CORE_H).
955 (GCC_OBJS): Add diagnostic.o, pretty-print.o and input.o.
956 (gcc.o): Update dependencies.
958 2010-05-28 Jeff Law <law@redhat.com>
960 * ira.c (ira_bad_reload_regno, ira_build_reload_regno_1): New
962 * ira.h (ira_bad_reload_regno): Declare
963 * reload1.c (allocate_reload_reg): Use ira_bad_reload_regno.
965 * ira-color.c (update_curr_costs): Free updated hard reg costs.
966 (ira_reassign_conflict_allocnos): Remove bogus asserts.
967 (allocno_reload_assign): Likewise.
969 2010-05-28 Nathan Froyd <froydnj@codesourcery.com>
971 * tree-vect-stmts.c (vectorizable_assignment): Call build1 instead of
974 2010-05-28 Richard Guenther <rguenther@suse.de>
977 * lto-streamer-in.c (unpack_ts_fixed_cst_value_fields):
978 Stream fixed-point constants mode.
979 (unpack_ts_type_value_fields): Fix width of TYPE_MODE
981 * lto-streamer-out.c (pack_ts_fixed_cst_value_fields):
982 Stream fixed-point constants mode.
983 (pack_ts_function_decl_value_fields): Fix width of TYPE_MODE
986 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
988 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Inlined in the
989 only place it was called from.
990 (number_of_latch_executions): Do not return chrec_dont_know when the
991 may_be_zero is a runtime condition: instead, return a COND_EXPR
992 including the may_be_zero condition.
993 * cfgloop.h (struct loop): Add a note on COND_EXPRs to the comment
995 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Handle
998 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
1000 * tree-if-conv.c (replace_phi_with_cond_gimple_assign_stmt): Don't
1001 generate COND_EXPRs for degenerate_phi_result.
1003 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
1006 * tree-if-conv.c (if_convertible_loop_p): Check the
1007 if-convertibility of phi nodes in non predicated BBs.
1009 2010-05-28 Joseph Myers <joseph@codesourcery.com>
1011 * gcc.c (error, warning, inform): Remove duplicate ": " in output.
1013 2010-05-28 Joseph Myers <joseph@codesourcery.com>
1016 * gcc.c (inform, warning, inform): New functions.
1017 (fatal_ice): Rename to internal_error; change cmsgid parameter to
1018 gmsgid. All callers changed.
1019 (notice): Rename to fnotice; add parameter fp. All callers
1021 (fatal_error): Rename to fatal_signal. All users changed.
1022 (fatal): Rename to fatal_error; change cmsgid parameter to
1023 gmsgid. All callers changed.
1024 (process_command): Use warning instead of error for warnings.
1025 (end_going_arg): Don't use _() around argument of error.
1026 (do_spec_1): Use inform for message from %n specs. Use warning
1027 instead of error for warnings.
1028 (main): Use inform for comparison messages. Use warning for
1029 message about unused linker input.
1030 (error): Increment error_count. Print "error: ".
1031 * gcc.h (fatal): Change to fatal_error.
1033 * config/darwin-driver.c (darwin_default_min_version): Use warning
1034 instead of fprintf for warnings.
1035 * cppspec.c (lang_specific_driver): Use fatal_error instead of
1038 2010-05-28 Julian Brown <julian@codesourcery.com>
1040 * config/arm/thumb2.md (*thumb2_addsi3_compare0): New.
1041 (*thumb2_addsi3_compare0_scratch): New.
1042 * config/arm/constraints.md (Pv): New.
1043 * config/arm/arm.md (*addsi3_compare0): Remove FIXME comment. Use
1045 (*addsi3_compare0_scratch): Likewise.
1047 2010-05-28 Jan Hubicka <jh@suse.cz>
1049 * ipa-reference.c (add_static_var): Remove redundant all_module_statics
1051 (ipa_reference_write_optimization_summary): Call is_proper_for_analysis
1052 only on local statics.
1054 2010-05-28 Iain Sandoe <iains@gcc.gnu.org>
1056 * config.gcc (*-*-darwin*): Adjust t-make fragments for Darwin.
1058 2010-05-28 Maxim Kuvyrkov <maxim@codesourcery.com>
1061 * config/alpha/linux.h, config/rs6000/linux.h, config/rs6000/linux64.h
1062 (OPTION_GLIBC): Define.
1064 2010-05-28 Jakub Jelinek <jakub@redhat.com>
1067 * dwarf2out.c (double_int_type_size_in_bits): New function.
1068 (round_up_to_align): Change first argument and return value to
1070 (field_byte_offset): Work internally on double_ints.
1073 * builtins.c (expand_movstr): Use a temporary pseudo instead
1074 of target even when target is not NULL and not const0_rtx, but
1075 fails movstr predicate.
1076 * config/m32c/blkmov.md (movstr): Add predicate to first operand.
1078 2010-05-28 Joseph Myers <joseph@codesourcery.com>
1080 * final.c (rest_of_clean_state): Use %m in errors instead of
1082 * gengtype.c (read_input_list, close_output_files): Use xstrerror
1083 instead of strerror.
1084 * toplev.c (process_options): Use %m in errors instead of strerror
1086 * tree-dump.c (dump_begin): Use %m in errors instead of strerror
1089 2010-05-28 Uros Bizjak <ubizjak@gmail.com>
1091 * config/i386/i386.c (ix86_fn_abi_va_list): Make static.
1092 (ix86_canonical_va_list_type): Make static. Add declaration.
1093 (ix86_enum_va_list): Make static. Reindent.
1094 * config/i386/i386-protos.h (ix86_fn_abi_va_list): Remove declaration.
1095 (ix86_canonical_va_list_type): Ditto.
1096 (ix86_enum_va_list): Ditto.
1098 2010-05-28 Richard Guenther <rguenther@suse.de>
1100 * lto-wrapper.c (run_gcc): With -save-temps generate a
1101 user-visible ltrans filename. Fixup ltrans unit numbering.
1103 2010-05-28 Kai Tietz <kai.tietz@onevision.com>
1105 * c-common.c (c_common_nodes_and_builtins): Replace use
1106 of TARGET_ENUM_VA_LIST by target hook enum_va_list.
1107 * config/i386/i386.c (TARGET_ENUM_VA_LIST_P): Hook
1108 to ix86_enum_va_list.
1109 * config/i386/i386.h (TARGET_ENUM_VA_LIST): Removed.
1110 * doc/tm.texi (TARGET_ENUM_VA_LIST): Removed.
1111 (TARGET_ENUM_VA_LIST_P): Add hook description.
1112 * target-def.h (TARGET_ENUM_VA_LIST_P): Added.
1113 * target.h (gcc_target): Add enum_va_list hook.
1116 * config/i386/t-cygming: Adjust header dependencies for winnt-cxx.c.
1117 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Remove undefine.
1118 * config/i386/winnt.c (IN_GCC_FRONTEND): Likewise.
1120 2010-05-28 Alan Modra <amodra@gmail.com>
1123 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
1124 emit_library_call machinery to set up __tls_get_addr calls.
1126 2010-05-28 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1128 * config/s390/s390.md (movqi): Fix typo ('*' -> '#').
1130 2010-05-28 Dodji Seketeli <dodji@redhat.com>
1132 Revert fix for PR c++/44188
1133 * c-common.c (is_typedef_decl): Revert the moving of this
1135 * tree.c (is_typedef_decl): ... here.
1136 (typdef_variant_p): Revert the moving of this definition
1137 here from gcc/cp/tree.c.
1138 * c-common.h (is_typedef_decl): Revert the moving of this
1140 * tree.h (is_typedef_decl): ... here.
1141 (typedef_variant_p): Revert the moving of this declaration here
1142 from gcc/cp/cp-tree.h
1143 * dwarf2out.c (is_naming_typedef_decl): Revert this new function.
1144 (gen_tagged_type_die): Revert the splitting out of ...
1145 (gen_type_die_with_usage): ... this function. Revert the anonymous
1146 tagged type handling.
1147 (gen_typedef_die): Revert emitting DW_TAG_typedef for
1148 typedefs naming anonymous tagged types.
1150 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
1152 * config/rs6000/rs6000-modes.def (PSImode): Delete.
1154 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
1156 * config/rs6000/constraints.md ("z" constraint): Change to CA_REGS.
1157 * config/rs6000/predicates.md: Change XER_REGNO_P to CA_REGNO_P
1159 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Change
1161 Change XER_REGNO_P to CA_REGNO_P, XER_REGNO to CA_REGNO, and
1162 XER_REGS to CA_REGS throughout.
1163 * config/rs6000/rs6000.h: Same.
1164 (ADDITIONAL_REGISTER_NAMES): Add "xer".
1165 * config/rs6000/rs6000.md: Change XER_REGNO to CA_REGNO. Document
1166 that mode_iterator "P" is the size for arithmetic carries as well.
1167 * doc/md.texi (rs6000 section, "z" constraint): Fix documentation.
1169 2010-05-28 Jakub Jelinek <jakub@redhat.com>
1172 * combine.c (struct rtx_subst_pair): Define unconditionally.
1173 (propagate_for_debug_subst): Likewise. If not AUTO_INC_DEC,
1174 copy_rtx pair->to instead of cleanup_auto_inc_dec it.
1175 Call make_compound_operation on pair->to.
1176 (propagate_for_debug): Don't call make_compound_operation here.
1177 Always use simplify_replace_fn_rtx.
1179 2010-05-27 Sterling Augustine <sterling@tensilica.com>
1181 * doc/invoke.texi (xtensa options): Add -mforce-no-pic.
1182 * config/xtensa/xtensa.c (override_options): Check
1183 TARGET_FORCE_NO_PIC and set flag_pic.
1184 * config/xtensa/xtensa.opt: Document -mforce-no-pic
1186 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
1189 * config/i386/winnt.c (IN_GCC_FRONTEND): Undefine.
1190 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Likewise.
1192 2010-05-27 Joseph Myers <joseph@codesourcery.com>
1194 * diagnostic-core.h: New. Contents moved from diagnostic.h and
1196 * diagnostic.c: Don't include toplev.h.
1197 (progname): Define. Moved from toplev.c.
1198 (seen_error): New function.
1199 * diagnostic.h: Include diagnostic-core.h.
1200 (diagnostic_t, emit_diagnostic): Don't declare here.
1201 * toplev.c (progname): Move to toplev.c.
1202 (emit_debug_global_declarations, compile_file, finalize,
1203 do_compile, toplev_main): Use seen_error.
1204 * toplev.h: Include diagnostic-core.h.
1205 (trim_filename, GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG,
1206 internal_error, warning, warning_at, error, error_n, error_at,
1207 fatal_error, pedwarn, permerror, sorry, inform, inform_n,
1208 verbatim, fnotice, progname): Move to diagnostic-core.h.
1209 * builtins.c: Include diagnostic-core.h instead of diagnostic.h.
1210 (expand_builtin_expect): Use seen_error.
1211 * c-decl.c: Include diagnostic-core.h instead of diagnostic.h.
1212 (c_make_fname_decl, c_write_global_declarations): Use seen_error.
1213 * c-format.c: Include diagnostic-core.h instead of diagnostic.h.
1214 * c-gimplify.c: Include diagnostic-core.h instead of diagnostic.h.
1215 * c-lang.c: Include diagnostic-core.h instead of diagnostic.h.
1216 * c-lex.c (c_lex_with_flags, interpret_float): Don't increment
1217 errorcount for errors.
1218 * c-opts.c (c_common_finish): Use seen_error.
1219 * cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
1220 * cgraphunit.c (verify_cgraph_node, verify_cgraph,
1221 cgraph_output_pending_asms, cgraph_optimize): Use seen_error.
1222 * coverage.c: Include diagnostic-core.h instead of diagnostic.h.
1223 (get_coverage_counts): Use seen_error.
1224 * dwarf2out.c (dwarf2out_finish): Use seen_error.
1225 * gimplify.c (gimplify_var_or_parm_decl, gimple_push_cleanup,
1226 gimplify_body): Use seen_error.
1227 * ipa-inline.c (cgraph_early_inlining): Use seen_error.
1228 * ipa-pure-const.c (gate_pure_const): Use seen_error.
1229 * ipa-reference.c (gate_reference): Use seen_error.
1230 * jump.c: Include diagnostic-core.h instead of diagnostic.h.
1231 * lambda-code.c: Include diagnostic-core.h instead of
1233 * lto-cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
1234 * lto-compress.c: Include diagnostic-core.h instead of
1236 * lto-section-in.c: Include diagnostic-core.h instead of
1238 * lto-streamer-out.c: Include diagnostic-core.h instead of
1240 * lto-streamer.c: Include diagnostic-core.h instead of
1242 (gate_lto_out): Use seen_error.
1243 * matrix-reorg.c: Include diagnostic-core.h instead of
1245 * omega.c: Include diagnostic-core.h instead of diagnostic.h.
1246 * omp-low.c: Include diagnostic-core.h instead of diagnostic.h.
1247 (gate_expand_omp, lower_omp_1): Use seen_error.
1248 * passes.c: Include diagnostic-core.h instead of diagnostic.h.
1249 (rest_of_decl_compilation, rest_of_type_compilation,
1250 gate_rest_of_compilation, ipa_write_summaries): Use seen_error.
1251 * tree-cfg.c (label_to_block_fn): Use seen_error.
1252 * tree-inline.c (optimize_inline_calls): Use seen_error.
1253 * tree-mudflap.c (mudflap_finish_file): Use
1255 * tree-optimize.c (gate_all_optimizations,
1256 gate_all_early_local_passes, gate_all_early_optimizations): Use
1258 * tree-ssa-structalias.c (gate_ipa_pta): Use seen_error.
1259 * varpool.c: Include diagnostic-core.h instead of diagnostic.h.
1260 (varpool_remove_unreferenced_decls,
1261 varpool_assemble_pending_decls): Use seen_error.
1262 * Makefile.in (DIAGNOSTIC_CORE_H): Define.
1263 (TOPLEV_H, DIAGNOSTIC_H): Update.
1264 (c-decl.o, c-lang.o, c-format.o, lto-compress.o, lto-cgraph.o,
1265 lto-streamer-out.o, lto-section-in.o, lto-streamer.o,
1266 c-gimplify.o, omp-low.o, omega.o, diagnostic.o, passes.o,
1267 builtins.o, jump.o, cgraph.o, varpool.o, matrix-reorg.o,
1268 coverage.o, lambda-code.o): Update dependencies.
1270 2010-05-25 Dodji Seketeli <dodji@redhat.com>
1273 * c-common.c (is_typedef_decl): Move this definition ...
1274 * tree.c (is_typedef_decl): ... here.
1275 (typdef_variant_p): Move definition here from gcc/cp/tree.c.
1276 * c-common.h (is_typedef_decl): Move this declaration ...
1277 * tree.h (is_typedef_decl): ... here.
1278 (typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h
1279 * dwarf2out.c (is_naming_typedef_decl): New function.
1280 (gen_tagged_type_die): Split out of ...
1281 (gen_type_die_with_usage): ... this function. When an anonymous
1282 tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
1283 is emitted for the typedef.
1284 (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
1285 anonymous tagged types.
1287 2010-05-27 Jason Merrill <jason@redhat.com>
1289 * print-tree.c (debug_vec_tree): New fn.
1290 (print_vec_tree): New fn.
1291 * tree.h: Declare them.
1292 * gdbinit.in (pvt): New command.
1294 * print-tree.c (print_node) [TREE_VEC]: Print elements normally.
1296 * gdbinit.in (pdd): New command.
1298 2010-05-27 Jan Hubicka <jh@suse.cz>
1300 * ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline.
1301 (update_caller_keys): Return early if there are no callers;
1302 only update fibheap when decresing the key.
1303 (update_callee_keys): Avoid recursion.
1304 (decide_inlining_of_small_functions): When badness does not match;
1305 re-insert into fibheap.
1307 2010-05-27 Steven Bosscher <steven@gcc.gnu.org>
1309 * Makefile.in (ALL_CFLAGS): Add file-specific CFLAGS.
1310 (ALL_HOST_FRONTEND_OBJS): New, for all front-end specific objects.
1311 (ALL_HOST_BACKEND_OBJS): New, for all backend and target objects.
1312 (ALL_HOST_OBJS): Now a union of the above two.
1313 <section "Language makefile fragments">: Add -DIN_GCC_FRONTEND for
1314 all files in ALL_HOST_FRONTEND_OBJS.
1315 * system.h: Poison GCC_RTL_H if IN_GCC_FRONTEND is defined.
1317 * c-common.c: Pretend to be a backend file by undefining
1318 IN_GCC_FRONTEND (still need rtl.h here).
1320 2010-05-27 Jan Hubicka <jh@suse.cz>
1322 * cgraph.h (struct cgraph_node): Mark former_clone_of by GTY ((skip)).
1323 * cgraphunit.c (clone_of_p): Compile only when checking is enabled.
1325 2010-05-27 Jan Hubicka <jh@suse.cz>
1327 * sched-ebb.c: Rename struct deps to struct deps_desc.
1329 * sel-sched-ir.c: Likewise.
1330 * sched-deps.c: Likewise.
1331 * sched-int.h: Likewise.
1332 * sched-rgn.c: Likewise.
1334 2010-05-27 Jon Beniston <jon@beniston.com>
1337 * config/lm32/lm32.h: Remove definition of
1338 GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
1340 2010-05-27 Eric Botcazou <ebotcazou@adacore.com>
1343 * dwarf2out.c (dwarf2out_begin_prologue): Fix nits in sorry message.
1345 2010-05-27 Richard Guenther <rguenther@suse.de>
1347 PR tree-optimization/44284
1348 * tree-vect-stmts.c (vectorizable_assignment): Handle
1349 sign-changing conversions as simple copy.
1351 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
1353 * gthr-posix.h (pthread_cancel): Don't declare if compiling against
1355 (__gthread_active_p): Check for pthread_create if compiling against
1358 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
1360 Support compilation for Android platform. Reimplement -mandroid.
1362 * config.gcc (*linux*): Include linux-android.h and linux-android.opt.
1363 (*android*): Set ANDROID_DEFAULT.
1364 (arm*-*-linux*): Include linux-android.h.
1365 (arm*-*-eabi*): Don't include previous -mandroid implementation.
1366 * config/arm/eabi.h: Remove, move Android-specific parts ...
1367 * config/linux-android.h: ... here. New file.
1368 * config/arm/eabi.opt: Rename to ...
1369 * config/linux-android.opt: ... this.
1370 (mandroid): Allow -mno-android option. Initialize based on
1372 * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC):
1373 Move logic to corresponding LINUX_TARGET_* macros.
1374 (TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate.
1375 * config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,)
1376 (STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and
1377 Android definitions.
1378 (LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID.
1379 * doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld):
1382 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
1384 Add support for Bionic C library
1386 * config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define
1388 (DEFAULT_LIBC): New tm_define macro set to one of LIBC_*.
1389 (bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update.
1391 * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define.
1392 (LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC.
1393 (CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier
1394 to support multiple C libraries. Handle Bionic.
1395 (BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,)
1396 (BIONIC_DYNAMIC_LINKER64): Define.
1397 (LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64):
1399 (TARGET_HAS_SINCOS): Enable for Bionic.
1401 * config/linux.opt: Rewrite to handle more than 2 C libraries. Make
1402 the last option specified on command line take effect.
1403 (linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC.
1405 (mglibc, muclibc): Update.
1407 * config/alpha/linux-elf.h, config/rs6000/linux64.h,
1408 * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use
1411 * doc/invoke.texi (-mglibc, -muclibc): Update.
1412 (-mbionic): Document.
1414 2010-05-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1416 * c-common.h (c_register_addr_space): Add prototype.
1417 (ADDR_SPACE_KEYWORD): Remove.
1418 * c-common.c (c_register_addr_space): New function.
1419 (c_addr_space_name): Reimplement.
1420 (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.
1422 * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
1423 (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.
1425 * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
1426 Remove TARGET_ADDR_SPACE_KEYWORDS.
1428 2010-05-27 Joseph Myers <joseph@codesourcery.com>
1430 * input.c: New file.
1431 * input.h (main_input_filename): Move declaration to toplev.h.
1432 * toplev.c (input_location, line_table): Move to input.c
1433 * toplev.h (main_input_filename): Move declaration from input.h.
1434 * tree.c (expand_location): Move to input.c.
1435 * Makefile.in (OBJS-common): Add input.o.
1436 (input.o): Add dependencies.
1438 2010-05-27 Richard Guenther <rguenther@suse.de>
1440 * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
1441 for non-existant files.
1442 (fork_execute): Mark args_name file as deleted.
1444 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
1447 * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
1448 (narrow_signed_type): Likewise.
1450 2010-05-26 Jan Hubicka <jh@suse.cz>
1452 * cgraphunit.c (verify_cgraph_node): Do checking that DECL match
1453 edge only when checking is enabled; check using former_clone_of;
1454 check inline clones too.
1455 (cgraph_materialize_clone): Record former_clone_of pointer.
1456 (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
1457 combining redirections; dump args_to_skip bitmap
1458 (cgraph_materialize_all_clones): Do no redirection here.
1459 * ipa-inline.c (inline_transform): Do redirection here.
1460 * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
1463 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
1465 * config/avr/avr-c.c: Do not include regs.h.
1466 Include cpplib.h for cpp_define and tree.h for c-common.h.
1467 * config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
1468 * config/avr/t-avr: Fix dependencies for avr-c.o.
1470 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
1472 * explow.c (set_stack_check_libfunc): Adjust to accept name as a
1473 string instead of SYMBOL_REF rtx.
1474 * rtl.h (set_stack_check_libfunc): Move prototype from here...
1475 * libfuncs.h: ...to here. Adjust for explow.c change.
1477 2010-05-26 Joseph Myers <joseph@codesourcery.com>
1479 * pretty-print.c: Don't include ggc.h.
1480 (identifier_to_locale_alloc, identifier_to_locale_free): Define.
1481 (identifier_to_locale): Use them for allocation.
1482 * pretty-print.h (identifier_to_locale_alloc,
1483 identifier_to_locale_free): Declare.
1484 * toplev.c (alloc_for_identifier_to_locale): New.
1485 (general_init): Set identifier_to_locale_alloc and
1486 identifier_to_locale_free.
1487 * Makefile.in (pretty-print.o): Update dependencies.
1489 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
1491 * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
1492 pointer types if they have different alignment or mode.
1494 2010-05-26 Anatoly Sokolov <aesok@post.ru>
1496 * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1497 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1498 * config/sparc/sparc-protos.h (function_value): Remove declaration.
1499 * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
1500 sparc_function_value_regno_p): New functions.
1501 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1502 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1503 (function_value): Rename to...
1504 (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
1505 argument to 'outgoing'.
1506 (function_arg_record_value, function_arg_union_value,
1507 function_arg_vector_value): Update comment.
1509 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
1511 * dwarf2out.c (struct dw_fde_struct): Reorder flags.
1512 (fde_needed_for_eh_p): New predicate.
1513 (output_call_frame_info): Use it throughout to decide whether FDEs
1514 are needed for EH purpose.
1515 (dwarf2out_begin_prologue): Reorder assignments.
1517 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1519 * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
1520 special case loop->header.
1521 (is_predicated): New.
1522 (if_convertible_loop_p): Call it.
1524 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1526 * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
1527 iterator in parameter. Do not generate code during the analysis.
1528 (tree_if_convert_cond_stmt): Removed.
1529 (tree_if_convert_stmt): Removed.
1530 (predicate_bbs): New.
1531 (if_convertible_loop_p): Call predicate_bbs.
1532 (tree_if_conversion): Simplify the top-level logic as predicate_bbs
1533 now contains all the analysis part.
1535 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1537 * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
1538 statements in the analysis part.
1539 (tree_if_convert_stmt): Update comment.
1540 (remove_conditions_and_labels): New.
1541 (combine_blocks): Call remove_conditions_and_labels.
1542 (tree_if_conversion): Update comment.
1544 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1546 * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
1547 than 2 predecessors or more than 2 successors.
1549 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1551 * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
1552 of loops in which the data dependence analysis fails.
1554 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1556 * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
1557 CDI_POST_DOMINATORS.
1558 (tree_if_conversion): Same.
1560 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1562 * tree-if-conv.c (tree_if_conversion): Do not return a bool.
1564 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1566 * tree-if-conv.c: Update copyright years. Fix comments.
1569 2010-05-26 Kai Tietz <kai.tietz@onevision.com>
1571 * builtin-types.def (BT_INT128): New primitive type.
1572 (BT_UINT128): Likewise.
1573 * c-common.c (c_common_r): Add __int128 keyword.
1574 (c_common_type_for_size): Handle __int128.
1575 (c_common_type_for_mode): Likewise.
1576 (c_common_signed_or_unsigned_type): Likewise.
1577 (c_common_nodes_and_builtins): Add builtin type
1578 if target supports 128-bit integer scalar.
1579 * c-common.h (enum rid): Add RID_INT128.
1580 * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
1581 if target supports 128-bit integer scalar.
1582 * c-decl.c (declspecs_add_type): Handle new keyword __int128.
1583 (finish_declspecs): Likewise.
1584 * c-parser.c (c_token_starts_typename): Handle RID_INT128.
1585 (c_token_starts_declspecs): Likewise.
1586 (c_parser_declspecs): Likewise.
1587 (c_parser_attributes): Likewise.
1588 (c_parser_objc_selector): Likewise.
1589 * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
1590 * c-tree.h (enum c_typespec_keyword): Add cts_int128.
1591 * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
1592 * tree.c (make_or_reuse_type): Likewise.
1593 (make_unsigned_type): Likewise.
1594 (build_common_tree_nodes_2): Likewise.
1595 * tree.h (enum integer_type_kind): Add itk_int128 and
1596 itk_unsigned_int128.
1597 (int128_integer_type_node): New define.
1598 (int128_unsigned_type_node): New define.
1599 * doc/extend.texi: Add documentation about __int128 type.
1601 2010-05-26 Richard Guenther <rguenther@suse.de>
1603 * tree-ssa-sccvn.c (copy_nary): Adjust.
1604 (copy_phis): Rename to ...
1605 (copy_phi): ... this. Adjust.
1606 (copy_references): Rename to ...
1607 (copy_reference): ... this. Adjust.
1608 (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
1609 result into the valid table.
1611 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
1613 * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
1614 insn-config.h, insn-codes.h, recog.h, and optabs.h.
1616 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1618 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove.
1620 2010-05-26 Richard Guenther <rguenther@suse.de>
1622 * opts.c (common_handle_option): Handle OPT_Ofast.
1624 2010-05-26 Joseph Myers <joseph@codesourcery.com>
1626 * diagnostic.c: Don't include opts.h.
1627 (permissive_error_option): Define.
1628 (diagnostic_initialize): Take n_opts parameter. Allocate memory
1629 for classify_diagnostic. Don't use memset for
1630 classify_diagnostic. Initialize new and recently added fields.
1631 (diagnostic_classify_diagnostic): Use context->n_opts instead of
1633 (diagnostic_report_diagnostic): Pass context parameter to
1634 diagnostic_report_warnings_p. Use option_enabled and option_name
1636 (emit_diagnostic): Use permissive_error_option.
1637 (permerror): Likewise.
1638 * diagnostic.h: Don't include options.h.
1639 (struct diagnostic_context): Add n_opts, opt_permissive,
1640 inhibit_warnings, warn_system_headers, option_enabled and
1641 option_name fields. Change classify_diagnostic to a pointer.
1642 * opts-diagnostic.h: New file.
1643 * opts.c: Include opts-diagnostic.h.
1644 (common_handle_option): Set global_dc fields for -Wfatal-errors,
1645 -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
1646 (option_name): New function.
1647 * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
1648 (c_common_handle_option): Set global_dc->permissive for
1650 * c-common.c (c_cpp_error): Save and restore
1651 global_dc->warn_system_headers, not variable warn_system_headers.
1652 * toplev.c: Include opts-diagnostic.h.
1653 (general_init): Update call to diagnostic_initialize. Set
1654 global_dc->show_column, global_dc->option_enabled and
1655 global_dc->option_name.
1656 (process_options): Don't set global_dc fields here.
1657 * Makefile.in (DIAGNOSTIC_H): Remove options.h.
1658 (diagnostic.o, opts.o, toplev.o): Update dependencies.
1660 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1662 * config/picochip/picochip.md (movsi): Split a movsi from a
1665 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1667 * ggc-zone.c: Update copyright year.
1668 (poison_region): Mark memory for Valgrind as undefined before
1669 memset () call and inaccessible afterwards.
1670 (ggc_pch_total_size): Change type of i to int.
1672 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1674 * ggc-common.c (ggc_free_overhead): Allow empty slot.
1676 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1678 * ggc-common.c: Update copyright year.
1679 (ggc_rlimit_bound): Remove prototype. Compile only if
1680 !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
1681 (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
1682 && !ENABLE_GC_ALWAYS_COLLECT. Make static.
1683 (ggc_min_heapsize_heuristic): Likewise.
1685 2010-05-26 Richard Guenther <rguenther@suse.de>
1687 PR rtl-optimization/44164
1688 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
1689 no-common access-path disambiguation.
1690 (indirect_ref_may_alias_decl_p): Adjust.
1691 (indirect_refs_may_alias_p): Likewise.
1692 (refs_may_alias_p_1): Likewise.
1694 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
1696 * c-typeck.c: Do not include expr.h.
1698 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
1700 * rtl.h (decl_default_tls_model): Move prototype from here...
1701 * output.h: ...to here.
1702 * c-decl.c: Do not include rtl.h.
1703 * c-pragma.c: Likewise.
1704 * c-parser.c: Likewise.
1705 * c-gimplify.c: Likewise. And also not hard-reg-set.
1706 * c-common.c: Do not include rtl.h. Include tm_p.h and add a
1707 FIXME note for it. Add a FIXME note for expr.h.
1708 * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
1709 ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
1712 2010-05-26 Jakub Jelinek <jakub@redhat.com>
1715 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
1716 or total_size is larger than red zone size for non-V4 ABI, emit a
1717 stack_tie resp. frame_tie insn before stack pointer restore.
1718 * config/rs6000/rs6000.md (frame_tie): New insn.
1720 2010-05-25 Eric Botcazou <ebotcazou@adacore.com>
1722 * function.h (struct function): Add can_throw_non_call_exceptions bit.
1723 * lto-streamer-in.c (input_function): Stream it in.
1724 * lto-streamer-out.c (output_function): Stream it out.
1725 * function.c (allocate_struct_function): Set it.
1726 (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
1727 for flag_non_call_exceptions.
1728 * cfgbuild.c (control_flow_insn_p): Likewise.
1729 (make_edges): Likewise.
1730 * cfgexpand.c (expand_stack_alignment): Likewise.
1731 * combine.c (distribute_notes): Likewise.
1732 * cse.c (cse_extended_basic_block): Likewise.
1733 * except.c (insn_could_throw_p): Likewise.
1734 * gcse.c (simple_mem): Likewise.
1735 * ipa-pure-const.c (check_call): Likewise.
1736 (check_stmt ): Likewise.
1737 * lower-subreg.c (lower-subreg.c): Likewise.
1738 * optabs.c (emit_libcall_block): Likewise.
1739 (prepare_cmp_insn): Likewise.
1740 * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
1741 * postreload.c (rest_of_handle_postreload): Likewise.
1742 * reload1.c (reload_as_needed): Likewise.
1743 (emit_input_reload_insns): Likewise.
1744 (emit_output_reload_insns): Likewise.
1745 (fixup_abnormal_edges): Likewise.
1746 * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
1747 * store-motion.c (find_moveable_store): Likewise.
1748 * tree-eh.c (stmt_could_throw_p): Likewise.
1749 (tree_could_throw_p): Likewise.
1750 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1751 * config/arm/arm.c (arm_expand_prologue): Likewise.
1752 (thumb1_expand_prologue): Likewise.
1753 * config/rx/rx.md (cbranchsf4): Likewise.
1755 * config/s390/s390.c (s390_emit_prologue): Likewise.
1756 * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
1757 (inline_forbidden_into_p): New predicate.
1758 (expand_call_inline): Use it to forbid inlining.
1759 (tree_can_inline_p): Likewise.
1761 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
1763 * config/i386/i386-c.c: Do not include rtl.h.
1764 * config/i386/t-i386: Update dependencies.
1766 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
1768 * attribs.c: Do not include rtl.h.
1769 * Makefile.in: Update dependencies.
1771 2010-05-25 Anatoly Sokolov <aesok@post.ru>
1773 * double-int.h (double_int_and): New.
1774 * combine.c (try_combine): Clean up, use double_int_* and
1775 immed_double_int_const functions.
1777 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1779 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
1780 stderr to /dev/null instead of grep -q.
1781 * configure: Regenerate.
1783 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
1785 * Makefile.in (EXCEPT_H): Fix typo.
1787 2010-05-25 Vladimir Makarov <vmakarov@redhat.com>
1789 * ira-build.c (update_conflict_hard_reg_costs): New.
1790 (ira_build): Call update_conflict_hard_reg_costs.
1792 2010-05-25 Jakub Jelinek <jakub@redhat.com>
1795 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
1797 (intersect_loc_chains): Walk the s2var's loc_chain together
1798 with s1node chain as long as the locations are equal, don't
1799 call find_loc_in_1pdv in that case.
1802 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
1803 (copy_bind_expr): ... instead of here.
1804 (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
1805 if the block hasn't been remapped.
1806 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
1807 emitting concrete instance of abstract VLA, add DW_AT_type attribute.
1809 2010-05-25 Richard Guenther <rguenther@suse.de>
1812 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
1813 out-of-bounds array accesses.
1815 2010-05-25 Richard Guenther <rguenther@suse.de>
1817 * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
1818 (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
1819 (run_gcc): Re-organize to make cleanup easier.
1821 2010-05-25 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1823 * config/s390/s390.c (optimization_options): Fix and move the
1824 flag_prefetch_loop_arrays override ...
1825 (override_options): ... here.
1827 2010-05-25 Joseph Myers <joseph@codesourcery.com>
1829 * diagnostic.c: Don't include plugin.h.
1830 (diagnostic_report_diagnostic): Don't handle plugins specially
1831 here. Pass context to internal_error callback.
1832 * diagnostic.h (struct diagnostic_context): Add context parameter
1833 to internal_error callback.
1834 * plugin.c (warn_if_plugins, plugins_internal_error_function): New.
1835 * plugin.h (struct diagnostic_context): Declare.
1836 (warn_if_plugins, plugins_internal_error_function): Declare.
1837 * toplev.c (general_init): Set global_dc->internal_error.
1838 * Makefile.in (diagnostic.o): Update dependencies.
1840 2010-05-25 Iain Sandoe <iains@gcc.gnu.org>
1842 * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
1843 * config/rs6000/t-darwin64: New.
1844 * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
1847 2010-05-25 Christian Borntraeger <borntraeger@de.ibm.com>
1850 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
1851 match the original (and intended) behaviour before r159557. This
1852 changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
1855 2010-05-25 Richard Guenther <rguenther@suse.de>
1857 * doc/invoke.texi: Document -Ofast.
1858 * target.h (struct gcc_target): Add handle_ofast.
1859 * target-def.h (TARGET_HANDLE_OFAST): Add.
1860 (TARGET_INITIALIZER): Adjust.
1861 * opts.c (decode_options): Handle -Ofast. Enable -ffast-math with it.
1862 * common.opt (Ofast): Add.
1864 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
1866 * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
1867 * doc/md.texi (cstoreXX4): Update for cond-optab changes.
1869 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
1872 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
1873 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
1874 false_rtx. Use false_rtx to compute the correct *ptest for reversed
1875 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
1877 2010-05-25 Jakub Jelinek <jakub@redhat.com>
1879 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
1880 DW_OP_minus with negated offset instead of DW_OP_plus.
1881 (loc_list_from_tree): Don't test whether second operand is INTEGER_CST.
1883 2010-05-25 Wei Guozhi <carrot@google.com>
1885 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
1886 tst instruction and a new alternative.
1887 * config/arm/constraints.md (Pu): New constraint.
1889 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
1891 * function.c (assign_stack_local_1): Initialize variable
1892 to avoid warning when bootstrapping at -O3.
1894 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
1896 * configure.ac (all_lang_makefiles): Remove everything related to it.
1897 * configure: Regenerate.
1898 * Makefile.in: Fix reference to ada Make-lang.in.
1899 Remove support for LANG_MAKEFILES.
1901 2010-05-24 Daniel Jacobowitz <dan@codesourcery.com>
1902 Sandra Loosemore <sandra@codesourcery.com>
1904 * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
1905 * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
1906 description. Add arm_neon_fp16_ok.
1907 (Add Options): Add arm_neon and arm_neon_fp16.
1909 2010-05-24 Joseph Myers <joseph@codesourcery.com>
1911 * diagnostic.c: Don't include flags.h.
1912 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
1913 context parameters. Check flags in the context passed as a parameter.
1914 (diagnostic_build_prefix): Add context parameter. Check
1915 show_column flag in context.
1916 (diagnostic_action_after_output): Check fatal_errors flag in context.
1917 (diagnostic_report_current_module): Check show_column flag in context.
1918 (default_diagnostic_starter): Update call to
1919 diagnostic_build_prefix.
1920 (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind.
1921 (emit_diagnostic): Pass context to permissive_error_kind.
1922 (permerror): Pass context to permissive_error_kind.
1923 * diagnostic.h (struct diagnostic_context): Add show_column,
1924 pedantic_errors, permissive and fatal_errors fields.
1925 (diagnostic_build_prefix): Update prototype.
1927 * toplev.c (process_options): Set flags in global_dc from
1928 flag_show_column, flag_pedantic_errors, flag_permissive,
1930 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
1931 to diagnostic_build_prefix.
1932 * Makefile.in (diagnostic.o): Update dependencies.
1934 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
1936 * config/i386/ia32intrin.h (__crc32q): Define only if
1937 __SSE4_2__ is defined.
1939 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
1943 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
1944 DECL_VISIBILITY_SPECIFIED.
1945 (emutls_decl): Set DECL_PRESERVE_P and copy
1946 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
1947 (emutls_finalize_control_var): New callback.
1948 (emutls_finish): Finalize emutls control variables.
1949 * toplev.c (compile_file): Move the call to emutls_finish ()
1950 before varpool_assemble_pending_decls ().
1952 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
1954 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
1955 added to the preprocessor condition.
1957 2010-05-24 Paul Brook <paul@codesourcery.com>
1959 * gengtype-lex.l: Add HARD_REG_SET.
1960 * expr.c (expand_expr_real_1): Record writes to hard registers.
1961 * function.c (rtl_data): Add asm_clobbers.
1962 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
1963 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
1964 Use crtl->asm_clobbers.
1966 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1968 * doc/makefile.texi (Makefile): Mention stages 'profile'
1969 and 'feedback' for profiledbootstrap.
1971 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
1974 * config/i386/i386.c (def_builtin): Properly check
1975 OPTION_MASK_ISA_64BIT.
1977 2010-05-23 Joseph Myers <joseph@codesourcery.com>
1979 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
1980 typedefs with different but compatible types. Allow duplicate
1981 typedefs with the same type except for pedantic non-C1X, but give
1982 warning for variably modified types.
1983 * c-typeck.c (tagged_types_tu_compatible_p,
1984 function_types_compatible_p, type_lists_compatible_p,
1985 comptypes_internal): Add parameter different_types_p; set
1986 *different_types_p for different but compatible types. All
1988 (comptypes_check_different_types): New.
1989 * c-tree.h (comptypes_check_different_types): Declare.
1991 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
1993 * regs.h: Do not include obstack.h, basic-block.h. Include machmode.h.
1994 * jump.c: Include basic-block.h.
1995 * profile.c: Likewise.
1996 * tree-profile.c: Likewise.
1997 * coverage.c: Likewise.
1998 * basic-block.h (optimize_function_for_size_p): Move to function.h.
1999 (optimize_function_for_speed_p): Likewise.
2000 * function.h (optimize_function_for_size_p,
2001 optimize_function_for_speed_p): Moved here from basic-block.h.
2002 * Makefile.in: Update dependencies.
2004 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2006 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
2007 before calling make; allow override through $MAKE.
2008 * doc/invoke.texi (Optimize Options): Document override.
2010 2010-05-23 Anatoly Sokolov <aesok@post.ru>
2012 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
2013 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2014 (rs6000_mode_dependent_address_ptr): Make static.
2015 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2016 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
2019 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
2022 * config/i386/i386.c: Make sure that the correct regparm is passed.
2024 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
2026 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
2027 * sbitmap.c: ...to here to internalize sbitmap element access.
2028 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
2029 Explain why basic-block.h is included.
2030 * function.h: Include tm.h for CUMULATIVE_ARGS.
2031 * Makefile.in: Update dependencies.
2033 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
2035 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
2037 * sbitmap.h (struct sbitmap_def): Do not typedef here.
2038 * sbitmap.c: Include sbitmap.h.
2039 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
2040 hard-reg-set.h. Split everything related to regsets out from here...
2041 * regset.h: ...to here. New file.
2042 * df.h: Include regset.h and sbitmap.h.
2043 * tree-flow.h: Likewise.
2044 * cfgloop.h: Likewise.
2045 * except.h: Do not include sbitmap.h. Include hashtab.h.
2046 * cgraph.h: Include vec.h and function.h.
2047 * reload.h (struct insn_chain): Change types of live_throughout
2048 and dead_or_set from regset_head to bitmap_head.
2049 (compute_use_by_pseudos): Be defined also if regset.h is not included.
2050 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
2051 spilled_regs from regset_head to bitmap_head to avoid dependency
2053 * sel-sched-ir.h: Include regset.h.
2054 * reload.c: Include df.h before reload.h.
2055 * caller-save.c: Likewise.
2056 * reload1.c: Likewise.
2058 (mark_elimination): Update type of r to bitmap, consistent with
2060 * dominance.c: Include bitmap.h.
2061 * modulo-sched.c: Include df.h.
2062 * cfganal.c: Include bitmap.h and sbitmap.h.
2063 * cfgbuild.c: Include sbitmap.h.
2064 * lcm.c: Include sbitmap.h.
2065 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
2066 * domwalk.c: Include sbitmap.h, exclude ggc.h.
2067 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
2068 * cselib.c: Include bitmap.h.
2069 * tree-optimize.c: Include regset.h.
2070 * stmt.c: Include bitmap.h.
2071 * Makefile.in: Update dependencies.
2073 2010-05-22 Jan Hubicka <jh@suse.cz>
2075 * cgraph.h (struct varpool_node): Add same_comdat_group.
2076 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
2078 (output_varpool): Update call of lto_output_varpool_node.
2079 (input_varpool): Read same_comdat_group pointer.
2080 (input_varpool_1): Fixup same_comdat_group pointer.
2081 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
2082 group is needed, all are.
2083 * varpool.c (varpool_remove_node): Remove node from same comdat group
2085 (varpool_analyze_pending_decls): Walk same comdat groups.
2087 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
2089 * rtl.h (union rtunion_def): Remove rt_bit member.
2090 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
2091 * print-rtl (print_rtx): Do not print the member.
2092 * gengtype.c (adjust_field_rtx_def): Do not handle it.
2093 * gengenrtl.c (type_from_format): Likewise.
2094 (accessor_from_format): Likewise.
2096 2010-05-22 Joseph Myers <joseph@codesourcery.com>
2098 * dbgcnt.c: Include toplev.h instead of errors.h.
2099 * ira-emit.c: Don't include errors.h.
2100 * ira.c: Include toplev.h instead of errors.h.
2101 * lto-compress.c: Include toplev.h instead of errors.h.
2102 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
2103 ira.o, dbgcnt.o): Update dependencies.
2105 2010-05-22 Richard Guenther <rguenther@suse.de>
2107 * gimple.c (gimple_types_compatible_p): Check type qualifications
2108 before merging pointer to complete and pointer to incomplete type.
2109 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
2110 we use our own resolution algorithm. The gold linker plugin
2111 doesn't do the job we want it to do here.
2113 2010-05-22 Anatoly Sokolov <aesok@post.ru>
2115 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2116 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2117 (sparc_mode_dependent_address_p): New function.
2119 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
2121 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
2123 * timevar.c: Do not include any core headers.
2124 (timevar_print): De-i18n-ize.
2125 (print_time): Likewise.
2126 * timevar.h (timevar_push, timevar_pop): Make inline functions.
2128 2010-05-21 Joseph Myers <joseph@codesourcery.com>
2130 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
2132 (diagnostic_initialize): Initialize x_data not last_function.
2133 (diagnostic_report_current_function): Move to tree-diagnostic.c.
2134 (default_diagnostic_starter): Call
2135 diagnostic_report_current_module not
2136 diagnostic_report_current_function.
2137 (diagnostic_report_diagnostic): Initialize x_data not
2139 (verbatim): Likewise.
2140 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
2142 (struct diagnostic_context): Change last_function to x_data.
2143 (diagnostic_auxiliary_data): Replace with
2144 diagnostic_context_auxiliary_data and
2145 diagnostic_info_auxiliary_data.
2146 (diagnostic_last_function_changed, diagnostic_set_last_function,
2147 diagnostic_report_current_function): Move to tree-diagnostic.h.
2148 (print_declaration, dump_generic_node, print_generic_stmt,
2149 print_generic_stmt_indented, print_generic_expr,
2150 print_generic_decl, debug_c_tree, dump_omp_clauses,
2151 print_call_name, debug_generic_expr, debug_generic_stmt,
2152 debug_tree_chain, default_tree_printer): Move to
2153 tree-pretty-print.h.
2154 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
2155 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
2156 gimple-pretty-print.h.
2157 * pretty-print.c: Don't include tree.h
2158 (pp_base_format): Don't handle %K here.
2159 (pp_base_tree_identifier): Move to tree-pretty-print.c.
2160 * pretty-print.h (text_info): Change abstract_origin to x_data.
2161 (pp_tree_identifier, pp_unsupported_tree,
2162 pp_base_tree_identifier): Move to tree-pretty-print.h.
2163 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
2164 tree-pretty-print.h: New files.
2165 * tree-pretty-print.c: Include tree-pretty-print.h.
2166 (percent_K_format): New. Moved from pretty-print.c.
2167 (pp_base_tree_identifier): Move from pretty-print.c.
2168 * c-objc-common.c: Include tree-pretty-print.h.
2169 (c_tree_printer): Handle %K here.
2170 * langhooks.c: Include tree-diagnostic.h.
2171 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
2172 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
2173 (default_tree_printer): Handle %K using percent_K_format.
2174 (general_init): Use default_tree_diagnostic_starter.
2175 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
2176 (free_lang_data): Use default_tree_diagnostic_starter.
2177 * c-pretty-print.c: Include tree-pretty-print.h.
2178 * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h.
2179 * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h.
2180 * dwarf2out.c: Include tree-pretty-print.h.
2181 * except.c: Include tree-pretty-print.h.
2182 * gimple-pretty-print.c: Include tree-pretty-print.h and
2183 gimple-pretty-print.h.
2184 * gimplify.c: Include tree-pretty-print.h.
2185 * graphite-poly.c: Include tree-pretty-print.h and
2186 gimple-pretty-print.h.
2187 * ipa-cp.c: Include tree-pretty-print.h.
2188 * ipa-inline.c: Include gimple-pretty-print.h.
2189 * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h.
2190 * ipa-pure-const.c: Include gimple-pretty-print.h.
2191 * ipa-struct-reorg.c: Include tree-pretty-print.h and
2192 gimple-pretty-print.h.
2193 * ipa-type-escape.c: Include tree-pretty-print.h.
2194 * print-rtl.c: Include tree-pretty-print.h.
2195 * print-tree.c: Include gimple-pretty-print.h.
2196 * sese.c: Include tree-pretty-print.h.
2197 * tree-affine.c: Include tree-pretty-print.h.
2198 * tree-browser.c: Include tree-pretty-print.h.
2199 * tree-call-cdce.c: Include gimple-pretty-print.h.
2200 * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h.
2201 * tree-chrec.c: Include tree-pretty-print.h.
2202 * tree-data-ref.c: Include tree-pretty-print.h and
2203 gimple-pretty-print.h.
2204 * tree-dfa.c: Include tree-pretty-print.h.
2205 * tree-if-conv.c: Include tree-pretty-print.h and
2206 gimple-pretty-print.h.
2207 * tree-inline.c: Include tree-pretty-print.h.
2208 * tree-into-ssa.c: Include tree-pretty-print.h and
2209 gimple-pretty-print.h.
2210 * tree-nrv.c: Include tree-pretty-print.h.
2211 * tree-object-size.c: Include tree-pretty-print.h and
2212 gimple-pretty-print.h.
2213 * tree-outof-ssa.c: Include tree-pretty-print.h and
2214 gimple-pretty-print.h.
2215 * tree-parloops.c: Include tree-pretty-print.h and
2216 gimple-pretty-print.h.
2217 * tree-predcom.c: Include tree-pretty-print.h and
2218 gimple-pretty-print.h.
2219 * tree-scalar-evolution.c: Include tree-pretty-print.h and
2220 gimple-pretty-print.h.
2221 * tree-sra.c: Include tree-pretty-print.h.
2222 * tree-ssa-address.c: Include tree-pretty-print.h.
2223 * tree-ssa-alias.c: Include tree-pretty-print.h.
2224 * tree-ssa-ccp.c: Include tree-pretty-print.h and
2225 gimple-pretty-print.h.
2226 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
2227 * tree-ssa-copy.c: Include tree-pretty-print.h and
2228 gimple-pretty-print.h.
2229 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
2230 * tree-ssa-dce.c: Include tree-pretty-print.h and
2231 gimple-pretty-print.h.
2232 * tree-ssa-dom.c: Include tree-pretty-print.h and
2233 gimple-pretty-print.h.
2234 * tree-ssa-dse.c: Include gimple-pretty-print.h.
2235 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
2236 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
2237 * tree-ssa-live.c: Include tree-pretty-print.h and
2238 gimple-pretty-print.h.
2239 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
2240 gimple-pretty-print.h.
2241 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
2242 gimple-pretty-print.h.
2243 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
2244 gimple-pretty-print.h.
2245 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
2246 gimple-pretty-print.h.
2247 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
2248 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
2249 * tree-ssa-operands.c: Include tree-pretty-print.h and
2250 gimple-pretty-print.h.
2251 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
2252 gimple-pretty-print.h.
2253 * tree-ssa-pre.c: Include tree-pretty-print.h and
2254 gimple-pretty-print.h.
2255 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
2256 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
2257 gimple-pretty-print.h.
2258 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
2259 gimple-pretty-print.h.
2260 * tree-ssa-sink.c: Include gimple-pretty-print.h.
2261 * tree-ssa-ter.c: Include tree-pretty-print.h and
2262 gimple-pretty-print.h.
2263 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
2264 * tree-ssa.c: Include tree-pretty-print.h and
2265 gimple-pretty-print.h.
2266 * tree-stdarg.c: Include gimple-pretty-print.h.
2267 * tree-switch-conversion.c: Include gimple-pretty-print.h.
2268 * tree-tailcall.c: Include tree-pretty-print.h and
2269 gimple-pretty-print.h.
2270 * tree-vect-data-refs.c: Include tree-pretty-print.h and
2271 gimple-pretty-print.h.
2272 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
2273 gimple-pretty-print.h.
2274 * tree-vect-loop.c: Include tree-pretty-print.h and
2275 gimple-pretty-print.h.
2276 * tree-vect-patterns.c: Include gimple-pretty-print.h.
2277 * tree-vect-slp.c: Include tree-pretty-print.h and
2278 gimple-pretty-print.h.
2279 * tree-vect-stmts.c: Include tree-pretty-print.h and
2280 gimple-pretty-print.h.
2281 * tree-vectorizer.c: Include tree-pretty-print.h.
2282 * tree-vrp.c: Include tree-pretty-print.h and
2283 gimple-pretty-print.h.
2284 * value-prof.c: Include tree-pretty-print.h and
2285 gimple-pretty-print.h.
2286 * var-tracking.c: Include tree-pretty-print.h.
2287 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
2288 (tree-diagnostic.o): New dependencies.
2289 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
2290 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
2291 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
2292 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
2293 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
2294 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
2295 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
2296 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
2297 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
2298 tree-ssa-address.o, tree-ssa-loop-niter.o,
2299 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
2300 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
2301 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
2302 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
2303 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
2304 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
2305 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
2306 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
2307 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
2308 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
2309 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
2310 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
2311 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
2312 tree-switch-conversion.o, var-tracking.o, value-prof.o,
2313 cfgexpand.o, pretty-print.o): Update dependencies.
2315 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
2317 * tree-ssa-structalias.c: Remove tm_p.h from include.
2319 2010-05-21 Jeff Law <law@redhat.com>
2321 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
2323 2010-05-21 Jason Merrill <jason@redhat.com>
2325 * tree-eh.c (cleanup_is_dead_in): New.
2326 (lower_try_finally): Don't generate a dead cleanup region.
2327 (lower_cleanup): Likewise.
2329 2010-05-21 Jakub Jelinek <jakub@redhat.com>
2332 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
2333 unchain each use from the cyclic next_regno_use chain first.
2335 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
2337 * real: Do not include gmp.h, mpfr.h, and mpc.h.
2338 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
2339 (real_value_negate, real_value_abs): New prototypes.
2340 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
2341 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
2342 new include file for interface between MPFR and REAL_VALUE_TYPE.
2343 * real.c: Include realmpfr.h.
2344 (real_arithmetic2): Remove legacy function.
2345 (real_value_negate): New.
2346 (real_value_abs): New.
2347 (mfpr_from_real, real_from_mpfr): Move from here...
2348 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
2349 * builtins.c: Include realmpfr.h.
2350 * fold-const.c: Include realmpfr.h.
2351 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
2352 (fold_negate_const): Likewise.
2353 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
2354 * toplev.c: Include realmpfr.h.
2355 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
2356 and real_value_negate.
2357 * fixed-value.c (check_real_for_fixed_mode): Likewise.
2358 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
2359 (vfp3_const_double_index): Likewise.
2360 (arm_print_operand): Likewise.
2361 * Makefile.in: Update dependencies.
2363 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2365 * config/s390/s390.c (override_options): Increase the default
2366 of max-completely-peel-times.
2368 2010-05-21 Julian Brown <julian@codesourcery.com>
2369 Mark Mitchell <mark@codesourcery.com>
2371 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
2372 sibling calls for Thumb-1.
2373 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
2374 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
2376 (*call_insn, *call_value_insn): Don't use for Thumb-2.
2377 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
2379 (return): New expander.
2380 (*arm_return): New name for ARM return insn.
2381 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
2383 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
2385 * config.gcc (sparc64-*-rtems*): New target.
2387 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
2389 * tree.c (build_function_decl_skip_args): Fix grammar.
2390 (build_function_type_list_1): Fix typos, adjust formatting.
2392 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
2394 * tree.h: Include real.h and fixed-value.h as basic datatypes.
2395 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
2396 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
2397 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
2398 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
2399 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
2400 tree-pretty-print.c, tree-loop-distribution.c,
2401 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
2402 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
2403 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
2404 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
2405 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
2406 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
2407 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
2408 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
2409 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
2410 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
2411 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
2412 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
2413 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
2414 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
2415 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
2416 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
2417 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
2418 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
2419 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
2420 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
2421 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
2422 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
2423 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
2424 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
2425 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
2426 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
2427 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
2428 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
2429 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
2430 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
2431 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
2432 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
2433 config/score/score7.c, config/score/score.c, config/arm/arm.c,
2434 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
2435 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
2436 config/bfin/bfin.c: Clean up redundant includes.
2437 * Makefile.in: Update accordingly.
2439 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
2442 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
2443 statement has no arguments.
2445 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
2448 * varasm.c (emutls_decl): Merge attributes to new decl.
2450 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
2453 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
2454 around the uniquized constructor if its type requires a conversion.
2456 2010-05-21 Jakub Jelinek <jakub@redhat.com>
2459 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
2460 at -O0 goto_locus of any of the incoming edges differs from
2461 goto_locus of outgoing edge, or gimple_location of any of the
2464 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
2466 * ira.c (ira_non_ordered_class_hard_regs): Define.
2467 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
2468 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
2469 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
2470 cost of unaligned hard regs when allocating multi-reg pseudos.
2472 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
2474 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
2475 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
2476 for TARGET_NO_FLOAT.
2477 * config/mips/mips.c (mips_file_start): Expand conditional expression
2478 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
2479 (mips_override_options): Move -mno-float override -msoft-float and
2481 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
2482 Condition(TARGET_SUPPORTS_NO_FLOAT).
2483 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
2484 __mips_no_float here.
2485 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
2486 (TARGET_SUPPORTS_NO_FLOAT): Define.
2487 * config/mips/sdemtk.opt: Delete.
2489 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
2491 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.
2493 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
2496 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
2497 * configure: Regenerate.
2498 * config.in: Regenerate.
2499 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
2500 instead of sahf only for 64bit targets.
2502 2010-05-20 Jakub Jelinek <jakub@redhat.com>
2505 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
2506 setup_ref_regs for DEBUG_INSNs.
2508 2010-05-20 Jan Hubicka <jh@suse.cz>
2511 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
2513 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2516 * df-scan.c (df_ref_compare): Stabilize sort.
2518 2010-05-20 Jakub Jelinek <jakub@redhat.com>
2520 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
2521 argument. Don't use DW_OP_piece if offset is non-zero,
2522 put offset into second DW_OP_bit_piece argument.
2523 (dw_sra_loc_expr): Adjust callers. For memory expressions
2526 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
2529 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
2530 settings for 16-bit-constant "addo" alternative.
2532 2010-05-19 James E. Wilson <wilson@codesourcery.com>
2534 * config/mips/mips-dsp.md (add<DSPV:mode>3,
2535 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
2538 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
2539 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
2542 2010-05-19 Joseph Myers <joseph@codesourcery.com>
2544 * diagnostic.c (FLOAT, FFS): Don't undefine.
2545 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
2546 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
2549 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
2551 * combine.c (propagate_for_debug): Call make_compound_operation
2552 on the source value.
2553 (try_combine): When implementing a split chosen by find_split_point,
2554 either copy i2src or set it to null. Assert that i2src is not null
2555 before substituting into CALL_INSN_FUNCTION_USAGE.
2557 2010-05-19 Anatoly Sokolov <aesok@post.ru>
2559 * double-int.h (double_int_ior): New function.
2560 * tree.h (build_int_cst_wide_type): Remove.
2561 * tree.c (build_int_cst_wide_type): Remove.
2562 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
2563 of build_int_cst_wide_type.
2564 * stor-layout.c (set_sizetype): (Ditto.).
2565 * dojump.c (do_jump): Use build_int_cstu instead of
2566 build_int_cst_wide_type.
2568 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
2570 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
2571 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
2572 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
2573 * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
2574 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
2575 propagate the 'data' argument to copy_tree_r.
2576 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
2577 Propagate 'data' argument to walk_tree.
2578 (copy_if_shared): New function.
2579 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
2580 (unmark_visited): New function.
2581 (unshare_body): Call copy_if_shared instead of doing it manually.
2582 (unvisit_body): Call unmark_visited instead of doing it manually.
2584 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
2586 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
2587 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
2588 * hooks.c: Likewise.
2589 * target-def.h (TARGET_FOLD_BUILTIN): Define to
2590 hook_tree_tree_int_treep_bool_null.
2591 * target.h (struct gcc_target): Update signature of fold_builtin
2593 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
2594 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
2595 instead of the call expression.
2596 (fold_builtin_call_array): Pass n and argarray directly.
2597 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
2599 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
2600 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
2601 `i' and use it in place of `arity'.
2602 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
2603 Dereference `args' directly.
2604 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
2606 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2608 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2610 (Directives): Document optional dg-require-effective-target
2613 2010-05-19 Richard Guenther <rguenther@suse.de>
2616 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
2618 2010-05-19 Richard Guenther <rguenther@suse.de>
2620 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
2621 * common.opt (fwhopr=): New.
2622 * opts.c (common_handle_option): Handle OPT_fwhopr.
2623 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
2624 * collect2.c (main): Match -fwhopr*.
2625 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
2626 Execute ltrans stage in parallel when jobs is bigger than 1.
2628 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2630 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
2631 pentiumpro on Solaris 8/x86 with Sun as.
2632 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
2634 (gcc_cv_as_ix86_quad): Check for .quad directive.
2635 * configure: Regenerate.
2636 * config.in: Regenerate.
2637 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
2639 2010-05-19 Martin Jambor <mjambor@suse.cz>
2641 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
2642 also for indirect edges. Actual printing moved...
2643 (ipa_print_node_jump_functions_for_edge): ...here.
2644 (ipa_compute_jump_functions): Renamed to
2645 ipa_compute_jump_functions_for_edge and made static.
2646 (ipa_compute_jump_functions): New function.
2647 (make_edge_direct_to_target): Check if the number of arguments on
2648 the newly direct edge is the same as the number of parametrs of
2650 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
2651 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
2652 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2653 analysis functions unconditionally, call the new
2654 ipa_analyze_params_uses on the node instead of every edge.
2656 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
2658 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
2660 (dump_mem_ref): Adopt debug code to handle a tree as step. This
2661 also checks for a constant int vs. non-constant but
2662 loop-invariant steps.
2663 (find_or_create_group): Change the sort algorithm to only consider
2664 steps that are constant ints.
2665 (idx_analyze_ref): Adopt code to handle a tree instead of a
2666 HOST_WIDE_INT for step.
2667 (gather_memory_references_ref): Handle tree instead of int and be
2668 prepared to see a NULL_TREE.
2669 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
2670 prefetches if the step cannot be calculated at compile time.
2671 (issue_prefetch_ref): Issue prefetches for non-constant but
2672 loop-invariant steps.
2674 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
2677 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
2679 * tree.h (build_call_list): Remove.
2680 * tree.c (build_call_list): Remove.
2682 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
2684 * tree.h (build_call_list): Remove.
2685 * tree.c (build_call_list): Remove.
2687 2010-05-18 Jan Hubicka <jh@suse.cz>
2689 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
2691 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
2693 PR rtl-optimization/43332
2694 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
2696 2010-05-18 Anatoly Sokolov <aesok@post.ru>
2698 * tree.h (build_int_cstu): Implement as static inline.
2699 * tree.c (build_int_cstu): Remove function.
2700 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
2703 2010-05-18 Richard Guenther <rguenther@suse.de>
2706 * lto-wrapper.c (verbose): New variable. Initialize from -v.
2707 (debug): Initialize from -save-temps.
2708 (collect_execute): Print command-line when verbose.
2709 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
2710 for ltrans invocation. Produce -dumpbase flag again.
2711 (process_args): Remove.
2713 * collect2.c (maybe_run_lto_and_relink): Only pass object
2714 files to lto-wrapper.
2715 * gcc.c (LINK_COMMAND_SPEC): Likewise.
2717 2010-05-18 Jan Hubicka <jh@suse.cz>
2719 * opts.c (decode_options): Do not disable whopr at ipa_cp.
2720 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
2722 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
2725 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
2727 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
2730 2010-05-18 Jakub Jelinek <jakub@redhat.com>
2733 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
2736 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
2738 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
2739 lto-macho as lto_binary_reader.
2741 * darwin.c (darwin_asm_named_section): Do not add assembler comment
2742 after .section directive; just print it before the directive instead.
2744 2010-05-17 Jan Hubicka <jh@suse.cz>
2746 * cgraph.c (cgraph_create_virtual_clone): Only check
2747 versionable_function_p when not in wpa and checking is enabled.
2748 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
2749 there are no more functions to materialize.
2751 2010-05-17 Jan Hubicka <jh@suse.cz>
2753 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
2754 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
2756 (output_cgraph): Call output_cgraph_opt_summary.
2757 (input_cgrpah): Call input_cgraph_opt_summary.
2758 (output_cgraph_opt_summary_p, output_node_opt_summary,
2759 input_node_opt_summary, input_cgraph_opt_section): New functions.
2760 * lto-section-in.c (lto_section_name): Add cgraphopt.
2761 * tree-inline.c (tree_function_versioning): Handle parm_num.
2762 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
2763 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
2765 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
2767 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
2768 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
2769 the insn to prefetch ratio heuristic to loops with known trip count.
2771 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
2773 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
2774 (schedule_prefetches): Do not generate a prefetch if the unroll factor
2775 is far from what is required by the prefetch.
2777 2010-05-17 Jan Hubicka <jh@suse.cz>
2779 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
2780 (ipcp_estimate_growth): Likewise.
2781 (ipcp_const_param_count): Likewise.
2782 (ipcp_insert_stage): Likewise.
2783 * ipa-prop.c (visit_load_for_mod_analysis): New function.
2784 (visit_store_addr_for_mod_analysis): Set used flag.
2785 (ipa_detect_param_modifications): Set used flag for SSE params;
2786 update use of walk_stmt_load_store_addr_ops.
2787 (ipa_print_node_params): Print used flag.
2788 (ipa_write_node_info): Stream used flag.
2789 (ipa_read_node_info): Likewise.
2790 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
2791 (ipa_is_param_used): New function.
2792 (lto_ipa_fixup_call_notes): Remove unused declaration.
2794 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2797 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
2798 * configure: Regenerate.
2799 * config.in: Regenerate.
2800 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
2801 !HAVE_AS_IX86_REP_LOCK_PREFIX.
2802 Don't emit whitespace.
2803 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
2804 (*rep_movsi): Likewise.
2805 (*rep_movsi_rex64): Likewise.
2806 (*rep_movqi): Likewise.
2807 (*rep_movqi_rex64): Likewise.
2808 (*rep_stosdi_rex64): Likewise.
2809 (*rep_stossi): Likewise.
2810 (*rep_stossi_rex64): Likewise.
2811 (*rep_stosqi): Likewise.
2812 (*rep_stosqi_rex64): Likewise.
2813 (*cmpstrnqi_nz_1): Use {%;} after repz.
2814 (*cmpstrnqi_nz_rex_1): Likewise.
2815 (*cmpstrnqi_1): Likewise.
2816 (*cmpstrnqi_rex_1): Likewise.
2817 (*strlenqi_1): Use {%;} after repnz.
2818 (*strlenqi_rex_1): Likewise.
2819 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
2820 (*sync_compare_and_swap<mode>): Likewise.
2821 (sync_double_compare_and_swap<mode>): Likewise.
2822 (*sync_double_compare_and_swapdi_pic): Likewise.
2823 (sync_old_add<mode>): Likewise.
2824 (sync_add<mode>): Likewise.
2825 (sync_sub<mode>): Likewise.
2826 (sync_<code><mode>): Likewise.
2828 2010-05-17 Martin Jambor <mjambor@suse.cz>
2830 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
2831 otr_token and polymorphic.
2832 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
2833 (cgraph_clone_edge): Copy the above fields.
2834 * tree.c (get_binfo_at_offset): New function.
2835 * tree.h (get_binfo_at_offset): Declare.
2836 * ipa-prop.h (enum jump_func_type): Added known_type jump function
2837 type, reordered items, updated comments.
2838 (union jump_func_value): Added base_type field, reordered fields.
2839 (enum ipa_lattice_type): Moved down in the file.
2840 (struct ipa_param_descriptor): New field polymorphic.
2841 (ipa_is_param_polymorphic): New function.
2842 * ipa-prop.c: Include gimple.h and gimple-fold.h.
2843 (ipa_print_node_jump_functions): Print known type jump functions.
2844 (compute_complex_pass_through): Renamed to...
2845 (compute_complex_assign_jump_func): this.
2846 (compute_complex_ancestor_jump_func): New function.
2847 (compute_known_type_jump_func): Likewise.
2848 (compute_scalar_jump_functions): Create known type and complex ancestor
2850 (ipa_note_param_call): New parameter polymorphic, set the corresponding
2851 flag in the call note accordingly.
2852 (ipa_analyze_call_uses): Renamed to...
2853 (ipa_analyze_indirect_call_uses): this. New parameter target, define
2854 variable var only in the block where it is used.
2855 (ipa_analyze_virtual_call_uses): New function.
2856 (ipa_analyze_call_uses): Likewise.
2857 (combine_known_type_and_ancestor_jfs): Likewise.
2858 (update_jump_functions_after_inlining): Implemented handling of a
2859 number of new jump function types combination.
2860 (print_edge_addition_message): Removed.
2861 (make_edge_direct_to_target): New function.
2862 (try_make_edge_direct_simple_call): Likewise.
2863 (try_make_edge_direct_virtual_call): Likewise.
2864 (update_call_notes_after_inlining): Renamed to...
2865 (update_indirect_edges_after_inlining): this. Moved edge creation for
2866 indirect calls to try_make_edge_direct_simple_call, also calls
2867 try_make_edge_direct_virtual_call for virtual calls.
2868 (ipa_print_node_params): Changed the header message.
2869 (ipa_write_jump_function): Stream also known type jump functions.
2870 (ipa_read_jump_function): Likewise.
2871 (ipa_write_indirect_edge_info): Stream new fields in
2872 cgraph_indirect_call_info.
2873 (ipa_read_indirect_edge_info): Likewise.
2874 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
2877 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2879 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
2881 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
2883 * tree.h (CALL_EXPR_ARGS): Delete.
2884 (call_expr_arglist): Delete.
2885 * tree.c (call_expr_arglist): Delete.
2886 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
2887 targetm.fold_builtin.
2888 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
2889 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
2890 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
2891 arglist parameter. Use CALL_EXPR_ARG.
2892 (picochip_expand_builtin_3op): Likewise.
2893 (picochip_expand_builtin_2opvoid): Likewise.
2894 (picochip_expand_array_get): Likewise.
2895 (picochip_expand_array_put): Likewise.
2896 (picochip_expand_array_testport): Likewise.
2897 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
2898 rather than arglist.
2899 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
2901 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
2902 than TREE_VALUE and TREE_CHAIN.
2903 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
2904 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
2907 2010-05-17 Jakub Jelinek <jakub@redhat.com>
2910 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
2911 to have no fallthru edge.
2914 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
2915 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
2916 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
2917 add BARRIER after previous bb if needed.
2919 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
2921 * tree.c (build_function_type_list_1): Remove bogus assert condition.
2923 2010-05-17 Alan Modra <amodra@gmail.com>
2925 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
2926 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
2927 with copy_reg rtx param.
2928 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
2929 Correct cases where code for ABI_V4 did not initialise the reg
2930 used to access frame. Also leave frame_reg_rtx as sp for large
2931 frames that save no regs.
2933 2010-05-17 Martin Jambor <mjambor@suse.cz>
2936 * tree-sra.c (create_access_replacement): New parameter rename, mark
2937 the replaement for renaming only when it is true.
2938 (get_access_replacement): Pass true in the rename parameter of
2939 create_access_replacement.
2940 (get_unrenamed_access_replacement): New function.
2941 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
2942 replacement declaration from it.
2944 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
2946 * function.c (try_fit_stack_local, add_frame_space): New static
2948 (assign_stack_local_1): Use them. Look for opportunities to use
2949 space previously wasted on alignment.
2950 * function.h (struct frame_space): New.
2951 (struct rtl_data): Add FRAME_SPACE_LIST member.
2952 * reload1.c (something_was_spilled): New static variable.
2953 (alter_reg): Set it.
2954 (reload): Test it in addition to testing if the frame size changed.
2956 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
2958 * config/s390/s390.c: Define sane prefetch settings and activate
2959 flag_prefetch_loop_arrays on -O3.
2960 * config/s390/s390.h: Declare that read can use write prefetch.
2962 2010-05-17 Jakub Jelinek <jakub@redhat.com>
2964 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
2967 2010-05-16 Jan Hubicka <jh@suse.cz>
2969 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
2970 function body; do not check stdarg field of struct function.
2972 2010-05-16 Jan Hubicka <jh@suse.cz>
2974 * cgraph.c (dump_cgraph_node): Dump versionable flag.
2975 * cgraph.h (cgraph_local_info): Add versionable flag.
2976 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
2977 (ipcp_versionable_function_p): Use it.
2978 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
2981 2010-05-16 Jan Hubicka <jh@suse.cz>
2983 * cgraph.c (cgraph_clone_node): Take decl argument and insert
2984 clone into hash when it is different from orig.
2985 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
2986 * cgraph.h (cgraph_clone_node): Update prototype.
2987 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
2988 (lto_cgraph_encoder_delete): Delete body map.
2989 (lto_cgraph_encoder_size): Move to header.
2990 (lto_cgraph_encoder_encode_body_p,
2991 lto_set_cgraph_encoder_encode_body): New.
2992 (lto_output_node): Do not take written_decls argument; output clone_of
2994 (add_node_to): Add include_body_argument; call
2995 lto_set_cgraph_encoder_encode_body on master of the clone.
2996 (add_references): Update use of add_node_to.
2997 (compute_ltrans_boundary): Likewise.
2998 (output_cgraph): Do not create written_decls bitmap.
2999 (input_node): Take nodes argument; stream in clone_of correctly.
3000 (input_cgraph_1): Update use of input_node.
3001 * lto-streamer-out.c (lto_output): Use encoder info to decide
3002 what bodies to output.
3003 * ipa-inline.c (cgraph_clone_inlined_nodes,
3004 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
3005 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
3006 (lto_cgraph_encoder_size): Define here.
3007 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
3010 2010-05-16 Richard Guenther <rguenther@suse.de>
3012 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
3014 * ipa-type-escape.c (gate_type_escape_vars): Run when
3015 -fipa-struct-reorg runs.
3016 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
3017 * common.opt (fipa-type-escape): Remove.
3019 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
3021 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
3022 (decode_options): Likewise.
3023 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
3025 2010-05-16 Jan Hubicka <jh@suse.cz>
3027 * ipa.c (function_and_variable_visibility): Also bring local all
3030 2010-05-16 Richard Guenther <rguenther@suse.de>
3032 * alias.c (nonoverlapping_memrefs_p): Remove use of
3033 IPA type-escape information.
3035 2010-05-16 Joseph Myers <joseph@codesourcery.com>
3037 * c-common.c (c_common_reswords): Add _Static_assert for C.
3038 * c-parser.c (c_token_starts_declaration,
3039 c_parser_next_token_starts_declaration,
3040 c_parser_static_assert_declaration_no_semi,
3041 c_parser_static_assert_declaration): New.
3042 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
3043 Handle static assertions if static_assert_ok.
3044 (c_parser_external_declaration, c_parser_declaration_or_fndef,
3045 c_parser_compound_statement_nostart, c_parser_label,
3046 c_parser_for_statement, c_parser_objc_methodprotolist,
3047 c_parser_omp_for_loop): All callers of
3048 c_parser_declaration_or_fndef changed.
3049 (c_parser_struct_declaration): Handle static assertions.
3050 (c_parser_compound_statement_nostart): Use
3051 c_parser_next_token_starts_declaration and
3052 c_token_starts_declaration to detect start of declarations.
3053 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
3056 2010-05-16 Anatoly Sokolov <aesok@post.ru>
3058 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3059 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
3060 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
3061 TARGET_FUNCTION_VALUE_REGNO_P): Define.
3062 (mmix_function_outgoing_value): Rename to...
3063 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
3064 (mmix_function_value_regno_p): Make static.
3065 (mmix_libcall_value): New function.
3066 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
3067 mmix_function_value_regno_p): Remove declaration.
3069 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
3071 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
3072 BUILT_IN_ALLOCA if stack checking is enabled.
3074 2010-05-16 Richard Guenther <rguenther@suse.de>
3076 * var-tracking.c (vars_copy_1): Inline ...
3077 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
3078 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
3079 (variable_merge_over_cur): Adjust. Merge asserts.
3080 (variable_merge_over_src): Likewise.
3081 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
3082 (variable_post_merge_new_vals): Merge asserts.
3083 (variable_post_merge_perm_vals): Likewise.
3084 (find_mem_expr_in_1pdv): Likewise.
3085 (dataflow_set_different_value): Remove.
3086 (onepart_variable_different_p): Merge asserts.
3087 (variable_different_p): Likewise.
3088 (dataflow_set_different_1): Inline ...
3089 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
3090 (emit_notes_for_differences_1): Merge asserts.
3092 2010-05-16 Richard Guenther <rguenther@suse.de>
3094 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
3095 * optabs.c (libfunc_decl_hash): Likewise.
3096 * varasm.c (emutls_decl): Likewise.
3098 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
3100 * c-decl.c: Don't include gimple.h.
3101 (merge_decls): Do not copy gimple_body.
3103 2010-05-15 Jason Merrill <jason@redhat.com>
3105 * c.opt: Add -fnothrow-opt.
3107 2010-05-15 Jan Hubicka <jh@suse.cz>
3109 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
3111 * passes.c (ipa_write_summaries): Write all analyzed nodes.
3113 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
3115 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
3116 * Makefile.in: Add it.
3117 Fix all other Makefile dependencies for changes below.
3118 * tree.h: Include it instead of defining VEC primitives here.
3119 * gimple.h: Likewise.
3121 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
3122 * except.h: Include vecir.h, break dependence on tree.h.
3124 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
3126 * tree-iterator.c: ...to here.
3127 * tree-iterator.h: Fix file introduction comment. Add extern markers.
3129 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
3131 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
3132 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
3133 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
3134 tree-mudflap.h, and target.h.
3135 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
3136 predict.h, tree-inline.h, gimple.h, and langhooks.h.
3137 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
3138 Add FIXME for why gimple.h is still included (should be unnecessary
3139 since GCC 4.5 gimplification unit-at-a-time).
3140 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
3141 * c-pragma.c: Add FIXME for why function.h needs to be included just
3142 for cfun, at front-end level.
3143 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
3144 Do not include ggc.h, but include vecprim.h for VEC(char).
3145 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
3146 Explain why target.h is included.
3147 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
3148 Explain why gimple.h is included.
3149 * c-ppoutput.c: Do not include tm.h.
3150 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
3151 * c-parses.c: Explain why rtl.h is included, and that this (and only
3152 this) is also why tm.h must be included.
3153 Do not include except.h.
3154 * c-lang.c: Do not include ggc.h.
3156 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
3158 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
3160 2010-05-15 Joseph Myers <joseph@codesourcery.com>
3162 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
3163 unions by default if those structs and unions have no tags. Do
3164 not condition anonymous struct and unions handling on flag_iso.
3165 Allow anonymous structs and unions for C1X.
3166 (finish_struct): Do not diagnose lack of named fields when
3167 anonymous structs and unions present for C1X. Accept flexible
3168 array members in structure with anonymous structs or unions but no
3169 directly named fields.
3170 * doc/extend.texi (Unnamed Fields): Update.
3172 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
3174 * gimple.h (compare_field_offset): Rename into...
3175 (gimple_compare_field_offset): ...this.
3176 * gimple.c (compare_field_offset): Rename into...
3177 (gimple_compare_field_offset): ...this. Compare the full access if
3178 the offset is self-referential.
3179 (gimple_types_compatible_p): Adjust for above renaming.
3180 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
3181 DECL_NONADDRESSABLE_P flag of fields before merging them.
3183 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
3185 * tree.h (ctor_to_list): Delete.
3186 * tree.c (ctor_to_list): Delete.
3188 2010-05-15 Jan Hubicka <jh@suse.cz>
3190 * ipa-reference.c: Include toplev.h
3191 (is_proper_for_analysis): Only add to all_module_statics
3193 (write_node_summary_p, stream_out_bitmap,
3194 ipa_reference_write_optimization_summary,
3195 ipa_reference_read_optimization_summary): New.
3196 (struct ipa_opt_pass_d pass_ipa_reference): Add
3197 optimization summary streaming.
3198 * lto-cgraph.c (referenced_from_this_partition_p,
3199 reachable_from_this_partition_p): New functions.
3200 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
3201 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
3202 * opts.c (decode_options): Enable ipa_reference.
3203 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
3204 * lto-streamer.h (referenced_from_this_partition_p,
3205 reachable_from_this_partition_p): Declare.
3207 2010-05-15 Richard Guenther <rguenther@suse.de>
3209 PR tree-optimization/44038
3210 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
3211 taking the address of a V_C_E of a constant.
3213 2010-05-14 Jan Hubicka <jh@suse.cz>
3215 * tree.h (memory_identifier_string): Remove.
3216 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
3217 (ipa_reference_global_vars_info_d): Remove statics_not_read and
3218 statics_not_written.
3219 (ipa_reference_optimization_summary_d): New structure.
3220 (ipa_reference_optimization_summary_t): New type and vector.
3221 (ipa_reference_vars_info_d): Embedd structures instead of using
3223 (reference_vars_to_consider): Remove out of GGC space.
3224 (module_statics_escape): Remove.
3225 (global_info_obstack): Rename to ...
3226 (optimization_summary_obstack): ... this one.
3227 (initialization_status_t): Remove.
3228 (memory_identifier_string): Remove.
3229 (get_reference_vars_info): Fix indenting.
3230 (set_reference_vars_info): Likewise.
3231 (get_reference_optimization_summary): New.
3232 (set_reference_optimization_summary): New.
3233 (get_global_reference_vars_info): Remove.
3234 (ipa_reference_get_read_global): Remove.
3235 (ipa_reference_get_written_global): Remove.
3236 (ipa_reference_get_not_read_global): Update.
3237 (ipa_reference_get_not_written_global): Update.
3238 (is_proper_for_analysis): Outlaw addressable.
3239 (propagate_bits): Update for new datastructures.
3240 (analyze_variable): Remove.
3241 (init_function_info): Update for new datastructures.
3242 (clean_function_local_data): Remove.
3243 (clean_function): Remove.
3244 (copy_global_bitmap): Use optimizations_summary_obstack.
3245 (duplicate_node_data): Duplicate optimization summary only.
3246 (remove_node_data): Remove optimization summary only.
3247 (generate_summary): Do not analyze variables; do not compute
3248 module_statics_escape; do not prune solutions by it.
3249 (read_write_all_from_decl): Fix typos in comments.
3250 (propagate): Doscover readonly and nonaddressable first;
3251 update for new datastructures; share global bitmaps.
3252 * ipa-reference.h (ipa_reference_get_read_global,
3253 ipa_reference_get_written_global): Remove.
3254 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
3255 * Makefile.in: Remove ipa-refereference from GT files.
3257 2010-05-14 Jakub Jelinek <jakub@redhat.com>
3260 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
3261 for all SYMBOL_REF_DECLs.
3263 2010-05-14 Jan Hubicka <jh@suse.cz>
3265 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
3266 (varpool_all_refs_explicit_p): New inline function.
3267 * ipa-reference.c: Update comment.
3268 (module_statics_written): Remove.
3269 (get_static_decl): Remove.
3270 (ipa_init): Do not initialize module_statics_written.
3271 (analyze_function): Likewise.
3272 (generate_summary): Likewise; do not compute module_statics_readonly
3273 and do not update variable flags.
3274 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
3275 * ipa.c: Inlucde flags.h
3276 (cgraph_local_node_p): New.
3277 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
3278 promote functions to local.
3279 (ipa_discover_readonly_nonaddressable_vars): New function.
3280 (function_and_variable_visibility): Use cgraph_local_node_p.
3281 * varpool.c (varpool_finalize_decl): Set force_output for
3282 DECL_PRESERVE_P vars.
3284 2010-05-14 Jan Hubicka <jh@suse.cz>
3286 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
3288 2010-05-14 Richard Guenther <rguenther@suse.de>
3290 PR tree-optimization/44119
3291 * tree-ssa-pre.c (eliminate): Properly mark replacement of
3292 a PHI node necessary.
3294 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
3296 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
3298 2010-05-14 Jason Merrill <jason@redhat.com>
3301 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
3302 (gimple_call_set_nothrow): New.
3303 * gimple.c (gimple_build_call_from_tree): Call it.
3304 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
3307 * gimplify.c (gimplify_seq_add_stmt): No longer static.
3308 * gimple.h: Declare it.
3309 * gimple.c (gimple_build_eh_filter): No ops.
3311 2010-05-14 Jan Hubicka <jh@suse.cz>
3313 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
3314 nodes already in queue.
3315 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
3318 2010-05-14 Jakub Jelinek <jakub@redhat.com>
3321 * cfgexpand.c (expand_debug_expr): If non-memory op0
3322 has BLKmode, return NULL.
3324 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
3326 * config.gcc: Add support for --with-cpu option for bdver1.
3327 * config/i386/i386.h (TARGET_BDVER1): New macro.
3328 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
3329 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
3330 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
3331 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
3332 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
3333 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
3334 (processor_type): Add PROCESSOR_BDVER1.
3335 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
3336 processor_type in config/i386/i386.h.
3337 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
3338 movaps <reg, reg> instead of movapd <reg, reg> when replacing
3339 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
3340 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
3341 to emit packed xor instead of packed double/packed integer
3342 xor for SSE and AVX when moving a zero value.
3343 * config/i386/sse.md: Add check for
3344 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
3345 movapd/movdqa for SSE and AVX.
3346 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
3347 single logical operations i.e and, or and xor instead of packed double
3348 logical operations for SSE and AVX.
3349 * config/i386/i386-c.c (ix86_target_macros_internal):
3350 Add PROCESSOR_BDVER1.
3351 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
3352 (has_fma4, has_xop): New.
3353 * config/i386/i386.c (bdver1_cost): New variable.
3354 (m_BDVER1): New macro.
3355 (m_AMD_MULTIPLE): Add m_BDVER1.
3356 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
3357 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
3358 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
3359 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
3360 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
3361 x86_tune_sse_partial_reg_dependency,
3362 x86_tune_sse_unaligned_load_optimal,
3363 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
3364 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
3365 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
3366 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
3367 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
3368 Enable/disable for bdver1.
3369 (processor_target_table): Add bdver1_cost.
3370 (cpu_names): Add bdver1.
3371 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
3372 processor_alias_table.
3373 (ix86_expand_vector_move_misalign): Change.
3374 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
3375 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
3376 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
3377 of movupd/movdqu for SSE and AVX.
3378 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
3379 (ix86_tune_adjust_cost): Add code for bdver1.
3380 (standard_sse_constant_opcode): Add check for
3381 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
3382 of packed double xor for SSE and AVX.
3384 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
3386 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
3389 2010-05-14 Tristan Gingold <gingold@adacore.com>
3391 * toplev.c (default_debug_hooks): Remove this variable.
3392 (process_options): Remove assignments to default_debug_hooks.
3394 2010-05-14 Martin Jambor <mjambor@suse.cz>
3396 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
3397 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
3398 * langhooks.h (struct lang_hooks_for_decls): Removed field
3400 * tree.c (free_lang_data): Remove assignment to
3401 lang_hooks.fold_obj_type_ref.
3402 * tree.def (OBJ_TYPE_REF): Update comment.
3404 2010-05-14 Richard Guenther <rguenther@suse.de>
3406 PR tree-optimization/44124
3407 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
3409 2010-05-14 Alan Modra <amodra@gmail.com>
3412 * config/rs6000/rs6000.c (struct machine_function): Reorder
3413 fields for better packing. Add lr_save_state.
3414 (rs6000_ra_ever_killed): Return lr_save_state if set.
3415 (rs6000_emit_eh_reg_restore): Set lr_save_state.
3417 2010-05-13 Jan Hubicka <jh@suse.cz>
3419 * varpool.c (decide_is_variable_needed): Drop code checking
3420 TREE_SYMBOL_REFERENCED.
3422 2010-05-13 Jan Hubicka <jh@suse.cz>
3424 * final.c (output_addr_const): Do not call mark_decl_referenced.
3425 * cgraphunit.c (process_function_and_variable_attributes): Use
3426 mark_needed_node dirrectly.
3427 (assemble_thunk): Do not call mark_decl_referenced.
3429 2010-05-13 Anatoly Sokolov <aesok@post.ru>
3431 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
3433 2010-05-13 Jeff Law <law@redhat.com>
3435 * ira-conflicts.c (print_allocno_conflicts): New function broken out
3437 (print_conflicts): Call print_allocno_conflicts.
3439 2010-05-13 Jakub Jelinek <jakub@redhat.com>
3442 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
3445 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
3447 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
3448 t-mingw-w64 or t-mingw-w32 for multilib configuration.
3449 * config/i386/t-mingw-w32: New.
3450 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
3452 2010-05-13 Martin Jambor <mjambor@suse.cz>
3454 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
3456 * gimple-fold.c (get_base_binfo_for_type): New function.
3457 (gimple_get_relevant_ref_binfo): Likewise.
3458 (gimple_fold_obj_type_ref_known_binfo): Likewise.
3459 (gimple_fold_obj_type_ref): Likewise.
3460 (fold_gimple_call): Simplify condition for folding virtual calls
3461 and call gimple_fold_obj_type_ref.
3462 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
3463 (gimple_fold_obj_type_ref_known_binfo): Likewise.
3465 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
3467 * config/rs6000/rs6000-protos.h
3468 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
3469 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
3470 (rs6000_debug_mode_dependent_address)
3471 (rs6000_mode_dependent_address_ptr): Likewise.
3473 2010-05-13 Jakub Jelinek <jakub@redhat.com>
3476 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
3478 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
3479 * tree-sra.c (create_access_replacement): Call unshare_expr before
3480 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
3481 * dwarf2out.c: Include tree-flow.h.
3482 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
3483 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3484 Handle DW_OP_bit_piece.
3485 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
3486 construct_piece_list, adjust_piece_list): New functions.
3487 (add_var_loc_to_decl): Handle SRA optimized variables.
3488 Adjust for var_loc_note to loc field renaming.
3489 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
3490 in VAR_LOCATION note.
3491 (new_loc_descr_op_bit_piece): New function.
3492 (dw_sra_loc_expr): New function.
3493 (dw_loc_list): Use it. Don't handle the last range after the
3494 loop, handle it inside of the loop. Adjust for var_loc_note
3495 to loc field renaming.
3496 (add_location_or_const_value_attribute): Only special case
3497 single entry loc lists if loc is NOTE_P. Adjust for
3498 var_loc_note to loc field renaming.
3499 (dwarf2out_var_location): Don't set newloc->var_loc_note
3500 and newloc->next here.
3502 2010-05-12 Jan Hubicka <jh@suse.cz>
3504 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
3506 * cgraph.h (cgraph_only_called_directly_p,
3507 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
3508 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
3509 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
3511 * ipa.c (cgraph_remove_unreachable_nodes): Use
3512 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
3514 * tree-inline.c (copy_bb): Check address_taken flag.
3515 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
3516 externally_visible flag.
3518 2010-05-12 Jason Merrill <jason@redhat.com>
3522 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
3523 * sdbout.c (plain_type_1): Likewise.
3524 * dwarf2out.c (is_base_type): Likewise.
3525 (gen_type_die_with_usage): Likewise. Generate
3526 DW_TAG_unspecified_type for any LANG_TYPE.
3528 2010-05-12 Jan Hubicka <jh@suse.cz>
3530 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
3532 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
3533 (cgraph_clone_edge): Update.
3534 (cgraph_node_remove_callees): Remove indirect calls too.
3535 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
3536 (cgraph_create_indirect_edge): Update prototype.
3537 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
3538 is_proper_for_analysis.
3539 (add_new_function, visited_nodes, function_insertion_hook_holder,
3540 get_local_reference_vars_info, mark_address_taken, mark_address,
3541 mark_load, mark_store, check_asm_memory_clobber, check_call,
3542 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
3543 (ipa_init): Do not initialize visited_nodes;
3544 function_insertion_hook_holder.
3545 (analyze_variable): Rewrite.
3546 (analyze_function): Rewrite.
3547 (copy_local_bitmap): Remove.
3548 (duplicate_node_dat): Do not duplicate local info.
3549 (generate_summary): Simplify to only walk cgraph.
3550 (write_node_summary_p, ipa_reference_write_summary,
3551 ipa_reference_read_summary): Remove.
3552 (propagate): Do not remove function insertion;
3554 (pass_ipa_reference): NULLify summary handling fields.
3555 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
3556 (input_edge): Input ecf_flags.
3557 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
3558 (update_indirect_edges_after_inlining): Ignore edges with unknown
3561 2010-05-12 Sriraman Tallam <tmsriram@google.com>
3563 * implicit-zee.c: New file.
3564 * tree-pass.h (pass_implicit_zee): Declare.
3565 * passes.c (init_optimization_passes): Add zee pass.
3566 * common.opt (fzee): New flag.
3567 * timevar.def (TV_ZEE): Define.
3568 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
3570 * Makefile.in (implicit-zee.o): Add new build file.
3572 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
3573 Nathan Froyd <froydnj@codesourcery.com>
3575 * c-common.c (sync_resolve_params): Remove write-only variable.
3577 2010-05-12 Anatoly Sokolov <aesok@post.ru>
3579 * target.h (struct gcc_target): Add mode_dependent_address_p field.
3580 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
3581 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
3582 * targhooks.c (default_mode_dependent_address_p): New function.
3583 * targhooks.h (default_mode_dependent_address_p): Declare function.
3584 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
3585 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
3586 * recog.c (mode_dependent_address_p): Call mode_dependent_address_p
3587 target hook. Change return type to bool.
3588 * recog.h (mode_dependent_address_p): Change return type to bool.
3590 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
3591 Nathan Froyd <froydnj@codesourcery.com>
3593 * tree-mudflap.c (build_function_type_0, build_function_type_1,
3594 build_function_type_2, build_function_type_3): Remove.
3595 (mudflap_init): Use build_function_type_list.
3597 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
3598 Nathan Froyd <froydnj@codesourcery.com>
3600 * coverage.c (build_fn_info_value): Call build_constructor instead of
3601 build_constructor_from_list.
3602 (build_ctr_info_value): Likewise.
3603 (build_gcov_info): Likewise.
3605 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
3607 * tree.c (build_constructor): Compute TREE_CONSTANT for the
3608 resultant constructor.
3609 (build_constructor_single): Don't set TREE_CONSTANT.
3610 (build_constructor_from_list): Don't compute TREE_CONSTANT.
3612 2010-05-12 Jan Hubicka <jh@suse.cz>
3614 * cgraph.h (struct varpool_node): Add aux.
3615 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
3616 * varpool.c (varpool_remove_node): Do not remove initializer.
3617 (varpool_reset_queue): Export.
3618 (varpool_finalize_decl): Volatile vars are forced to be output.
3619 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
3621 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
3622 process_references, varpool_can_remove_if_no_refs): New functions.
3623 (cgraph_remove_unreachable_nodes): Handle variables too.
3625 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
3628 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
3630 2010-05-12 Jakub Jelinek <jakub@redhat.com>
3633 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
3634 change value of ORT_TASK.
3635 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
3636 (omp_notice_threadprivate_variable): New function.
3637 (omp_notice_variable): Call it for threadprivate variables.
3638 If enclosing ctx is a task, print enclosing task rather than
3639 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
3640 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
3641 if task has untied clause.
3644 * dwarf2out.c (base_type_die): Don't add name attribute here.
3645 (modified_type_die): Instead of sizetype use
3646 its underlying original type. If a DW_TAG_base_type doesn't
3647 have name added, add __unknown__.
3648 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
3649 always call force_type_die instead.
3651 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
3653 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
3654 for __stack_chk_guard.
3656 2010-05-11 Jakub Jelinek <jakub@redhat.com>
3658 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
3659 don't call start_source_file debug hook here...
3660 (finish_options): ... but here, after outputting predefined and
3661 command line defines and undefs.
3664 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
3666 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
3667 optimizing away empty bb with no successors, move over its
3668 footer chain to fallthru predecessor.
3669 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
3670 (rtl_split_edge): For asm goto call patch_jump_insn even if
3671 splitting fallthru edge.
3674 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
3675 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
3676 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
3677 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
3681 * c-parser.c (c_parser_expression): Mark LHS of a comma
3682 expression as read if it is a decl, handled component or
3683 COMPOUND_EXPR with that on the RHS.
3684 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
3685 if it is a decl or handled component.
3687 2010-05-11 Jan Hubicka <jh@suse.cz>
3689 * lto-symtab.c (lto_symtab_free): New function.
3690 * lto-streamer.h (lto_symtab_free): Declare.
3692 2010-05-11 Jan Hubicka <jh@suse.cz>
3694 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
3695 that if function is needed it is reachable.
3696 (lto_output_node): See if it the function is reachable or referenced.
3697 (output_cgraph): Update call of lto_output_node.
3698 * lto-streamer.h (reachable_from_other_partition_p): Declare.
3700 2010-05-11 Jan Hubicka <jh@suse.cz>
3702 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
3705 2010-05-11 Jan Hubicka <jh@suse.cz>
3707 PR tree-optimize/44063
3708 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
3710 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
3712 (estimate_function_body_sizes): Compute sizes even when disregarding.
3714 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
3716 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
3718 2010-05-11 Jan Hubicka <jh@suse.cz>
3720 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
3721 into every boundary.
3723 2010-05-11 Jan Hubicka <jh@suse.cz>
3725 * matrix-reorg.c (matrix_reorg): Rebuild edges.
3727 2010-05-11 Jan Hubicka <jh@suse.cz>
3729 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
3730 lto_streamer_cache_delete): Put nodes into heap.
3731 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
3734 2010-05-11 Jan Hubicka <jh@suse.cz>
3736 * cgraphbuild.c (cgraph_rebuild_references): New.
3737 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
3739 * cgraph.h (cgraph_rebuild_references): Declare.
3740 * tree-inline.c (tree_function_versioning): Use it.
3741 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
3743 2010-05-11 Jan Hubicka <jh@suse.cz>
3745 * cgraph.c: Include ipa-utils.h
3746 (cgraph_create_virtual_clone): Update references.
3747 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
3749 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
3751 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
3752 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
3755 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
3757 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
3759 2010-05-11 Jakub Jelinek <jakub@redhat.com>
3761 * gcc.c (execute): For -### don't quote arguments that
3762 contain just alphanumerics and _/-. characters.
3763 * doc/invoke.texi: Document that change for -###.
3766 * df-problems.c (struct dead_debug): Add to_rescan field.
3767 (dead_debug_init): Clear to_rescan field.
3768 (dead_debug_finish): Rescan all debug insns in to_rescan
3769 bitmap and free the bitmap.
3770 (dead_debug_insert_before): Instead of rescanning debug insns
3771 immediately queue their rescanning until dead_debug_finish.
3772 (df_note_bb_compute): After dead_debug_add do continue instead
3775 2010-05-10 Jakub Jelinek <jakub@redhat.com>
3778 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
3779 clear also INSN_REG_USE_LIST.
3781 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3783 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
3785 2010-05-10 Jan Hubicka <jh@suse.cz>
3787 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
3790 2010-05-10 Jan Hubicka <jh@suse.cz>
3792 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
3794 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
3795 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
3796 (lto_streamer_cache_create): Init alloc pool.
3797 (lto_streamer_cache_delete): Free alloc pool.
3798 * lto-streamer.h: Include alloc pool.
3799 (lto_streamer_cache_d): Use alloc pool.
3800 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
3802 2010-05-10 Jan Hubicka <jh@suse.cz>
3804 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
3805 * cgraphbuild.c: Include except.h
3806 (record_type_list, record_eh_tables): New function.
3807 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
3809 2010-05-10 Jan Hubicka <jh@suse.cz>
3811 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
3812 __frame_dummy_init_array_entry, force_to_data): Attribute as used
3815 2010-05-10 Michael Matz <matz@suse.de>
3817 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
3818 (can_reassociate_p): Use FLOAT_TYPE_P.
3819 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
3820 (vect_force_simple_reduction): ... this.
3821 * tree-parloops.c (gather_scalar_reductions): Use
3822 vect_force_simple_reduction.
3823 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
3824 vect_is_simple_reduction, add modify argument, if true rewrite
3825 "a-b" into "a+(-b)".
3826 (vect_is_simple_reduction, vect_force_simple_reduction): New
3828 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
3830 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
3831 Vladimir Makarov <vmakarov@redhat.com>
3833 PR rtl-optimization/44012
3834 * ira-build.c (remove_unnecessary_allocnos): Nullify
3835 regno_allocno_map of the removed allocno.
3837 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3839 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
3841 * configure: Regenerate.
3843 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3845 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
3847 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
3848 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
3850 * configure: Regenerate.
3852 2010-05-10 Richard Guenther <rguenther@suse.de>
3854 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
3855 marked if the entry identifier is marked.
3857 2010-05-10 Richard Guenther <rguenther@suse.de>
3859 * c-common.c (struct c_common_attributes): Add fnspec attribute.
3860 (handle_fnspec_attribute): New function.
3861 * gimple.h (gimple_call_return_flags): Declare.
3862 (gimple_call_arg_flags): Likewise.
3863 * gimple.c (gimple_call_arg_flags): New function.
3864 (gimple_call_return_flags): Likewise.
3865 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
3867 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
3869 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
3870 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
3872 (make_heapvar_for): ... this new function.
3873 (handle_rhs_call): Handle fnspec attribute argument specifiers.
3874 (handle_lhs_call): Likewise.
3875 (find_func_aliases): Adjust.
3877 2010-05-10 Richard Guenther <rguenther@suse.de>
3879 PR tree-optimization/44050
3880 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
3882 2010-05-10 Wei Guozhi <carrot@google.com>
3885 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
3887 2010-05-09 Joseph Myers <joseph@codesourcery.com>
3890 * c-typeck.c (lookup_field): Take a type directly. Update
3892 (build_component_ref): Update call to lookup_field.
3893 (set_init_label): Use lookup_field to find initialized field.
3894 Handle returned list of fields like a sequence of designators.
3896 2010-05-09 Richard Guenther <rguenther@suse.de>
3899 * fold-const.c (tree_single_nonzero_warnv_p): Properly
3900 handle &FUNCTION_DECL.
3902 2010-05-09 Joseph Myers <joseph@codesourcery.com>
3905 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
3906 structures and unions recursively.
3907 (detect_field_duplicates): Move duplicate detection with a hash to
3908 detect_field_duplicates_hash. Always use a hash if anonymous
3909 structures or unions are present.
3910 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
3913 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
3916 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
3917 detect Atom, Core 2 and Core i7.
3919 2010-05-09 Richard Guenther <rguenther@suse.de>
3921 * gcc.c (store_arg): Handle temporary file deletion for
3924 2010-05-09 Richard Guenther <rguenther@suse.de>
3927 * ipa-inline.c (estimate_function_body_sizes): Return after
3928 disregarding inline limits.
3930 2010-05-09 Richard Guenther <rguenther@suse.de>
3932 * gcc.c (store_arg): Revert last change.
3934 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
3937 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
3938 (optimize_ops_list): Call it.
3940 2010-05-08 Richard Guenther <rguenther@suse.de>
3942 PR tree-optimization/44030
3943 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
3944 NECESSARY flag if we propagate from a inserted expression.
3946 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
3948 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
3949 domain types as equal if they are both PLACEHOLDER_EXPRs.
3951 2010-05-08 Richard Guenther <rguenther@suse.de>
3953 * lto-wrapper.c (run_gcc): Remove linker output from
3954 command line for LTRANS invocation.
3956 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
3958 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
3959 lto-macho as lto_binary_reader.
3960 * target.h (struct gcc_target): New hooks lto_start and lto_end.
3961 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
3962 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
3963 in lto_start and lto_end calls.
3964 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
3966 (scan_prog_file): Update is_elf_or_coff call.
3967 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
3969 * collect2.c (main): Fix enum comparison.
3971 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
3973 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
3974 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
3975 and TARGET_ASM_LTO_END.
3976 * darwin.c: Include obstack.h and lto-streamer.h.
3977 (lto_section_names_offset, lto_section_names_obstack,
3978 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
3980 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
3981 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
3982 to a temporary file.
3983 (darwin_asm_lto_end): New function. Restore asm_out_file.
3984 (darwin_asm_named_section): For LTO sections, replace the name with
3985 the offset of the section name in a string table, and build this
3987 (darwin_file_start): Initialize global vars for LTO support.
3988 (darwin_file_end): If output to asm_out_file was redirected, append it
3989 to the proper asm_out_file here. Add the section names section.
3991 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
3993 * c-pragma.c (pending_weak_d, pending_weak): New.
3994 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
3995 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
3996 handle_pragma_weak): Update the uses of pending_weaks.
3998 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4000 PR documentation/44016
4001 * doc/standards.texi (Standards): Link to unversioned
4002 cxx0x_status.html page.
4004 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
4007 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
4008 in addition to TREE_USED, to avoid "set but unused" warnings.
4010 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
4012 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
4013 (is_loop_prefetching_profitable): Do not insert prefetches
4014 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
4015 times the prefetch ahead distance.
4017 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
4019 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
4020 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
4021 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
4024 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
4026 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
4027 a diagnostic info when the insn-to-mem ratio is too small.
4029 2010-05-07 Richard Guenther <rguenther@suse.de>
4031 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
4033 (store_arg): Queue temp_filename for deletion instead of
4036 2010-05-07 Richard Guenther <rguenther@suse.de>
4038 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
4039 (run_gcc): Handle LTRANS phase invocation.
4040 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
4042 2010-05-07 Jakub Jelinek <jakub@redhat.com>
4044 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
4045 this is also meaningful on PARM_DECLs and RESULT_DECLs.
4047 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4049 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
4051 2010-05-07 Richard Guenther <rguenther@suse.de>
4053 PR tree-optimization/44020
4054 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
4055 code when PRE is not yet initialized.
4057 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4059 * config/mips/dbxmdebug.h: Remove.
4060 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
4062 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
4064 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
4065 with null pointer and also warn about ordered comparison of zero with
4068 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
4070 * graphite-blocking.c
4071 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
4072 * graphite-clast-to-gimple.c
4073 (clast_to_gcc_expression): Same.
4074 (precision_for_value): Same.
4075 (precision_for_interval): Same.
4076 (gcc_type_for_interval): Same.
4077 (graphite_create_new_guard): Same.
4078 (compute_bounds_for_level): Same.
4079 (graphite_create_new_loop_guard): Same.
4080 * graphite-interchange.c
4081 (build_linearized_memory_access): Same.
4082 (pdr_stride_in_loop): Same.
4083 (memory_strides_in_loop_1): Same.
4084 (memory_strides_in_loop): Same.
4085 (extend_scattering): Same.
4086 (psct_scattering_dim_for_loop_depth): Same.
4087 (pbb_number_of_iterations): Same.
4089 (debug_iteration_domains): Same.
4091 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
4092 (ppl_set_inhomogeneous_gmp): Same.
4093 (ppl_strip_loop): Same.
4094 (ppl_lexico_compare_linear_expressions): Same.
4095 (ppl_read_polyhedron_matrix): Same.
4096 (ppl_max_for_le_pointset): Same.
4098 (ppl_read_polyhedron_matrix): Same.
4099 (tree_int_to_gmp): Same.
4100 (gmp_cst_to_tree): Same.
4101 (ppl_set_inhomogeneous): Same.
4102 (ppl_set_inhomogeneous_tree): Same.
4103 (ppl_set_coef): Same.
4104 (ppl_set_coef_tree): Same.
4105 * graphite-sese-to-poly.c
4106 (build_pbb_scattering_polyhedrons): Same.
4107 (build_scop_scattering): Same.
4108 (scan_tree_for_params_right_scev): Same.
4109 (scan_tree_for_params): Same.
4110 (find_params_in_bb): Same.
4111 (find_scop_parameters): Same.
4112 (add_upper_bounds_from_estimated_nit): Same.
4113 (build_loop_iteration_domains): Same.
4114 (add_condition_to_domain): Same.
4115 (pdr_add_memory_accesses): Same.
4117 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
4119 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
4120 CLooG's value_* macros to their respective mpz_* counterparts.
4121 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
4122 (graphite_create_new_loop_guard): Same.
4123 * graphite-interchange.c (build_linearized_memory_access): Same.
4124 (pdr_stride_in_loop): Same.
4125 (memory_strides_in_loop_1): Same.
4126 (1st_interchange_profitable_p): Same.
4127 * graphite-poly.c (extend_scattering): Same.
4128 (psct_scattering_dim_for_loop_depth): Same.
4129 (pbb_number_of_iterations): Same.
4130 (pbb_number_of_iterations_at_time): Same.
4131 * graphite-poly.h (new_1st_loop): Same.
4132 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
4133 (oppose_constraint): Same.
4134 (insert_constraint_into_matrix): Same.
4135 (ppl_set_inhomogeneous_gmp): Same.
4136 (ppl_set_coef_gmp): Same.
4137 (ppl_strip_loop): Same.
4138 (ppl_lexico_compare_linear_expressions): Same.
4139 (ppl_max_for_le_pointset): Same.
4140 (ppl_min_for_le_pointset): Same.
4141 (ppl_build_realtion): Same.
4142 * graphite-ppl.h (gmp_cst_to_tree): Same.
4143 (ppl_set_inhomogeneous): Same.
4144 (ppl_set_inhomogeneous_tree): Same.
4145 (ppl_set_coef): Same.
4146 (ppl_set_coef_tree): Same.
4147 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
4148 (build_scop_scattering): Same.
4149 (add_value_to_dim): Same.
4150 (scan_tree_for_params_right_scev): Same.
4151 (scan_tree_for_params_int): Same.
4152 (scan_tree_for_params): Same.
4153 (find_params_in_bb): Same.
4154 (find_scop_parameters): Same.
4155 (add_upper_bounds_from_estimated_nit): Same.
4156 (build_loop_iteration_domains): Same.
4157 (create_linear_expr_from_tree): Same.
4158 (add_condition_to_domain): Same.
4159 (pdr_add_memory_accesses): Same.
4161 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
4162 Jason Merrill <jason@redhat.com>
4164 * c-common.c (c_common_reswords): Add nullptr.
4165 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
4166 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
4167 (gen_type_die_with_usage): Likewise.
4168 * dbxout.c (dbxout_type): Likewise.
4169 * sdbout.c (plain_type_1): Likewise.
4171 2010-05-06 Jason Merrill <jason@redhat.com>
4173 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
4174 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
4176 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
4178 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
4179 stripping WITH_SIZE_EXPR.
4180 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
4183 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4185 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
4186 list of obsolete configurations.
4187 Disabled check for obsolete configurations.
4188 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
4189 Removed support for previous versions.
4190 * config/mips/iris.h: Removed.
4191 * config/mips/iris5.h: Removed.
4192 * config/mips/iris6.h: Merged old iris.h contents.
4193 (TARGET_IRIX): Removed.
4194 (DRIVER_SELF_SPECS): Removed mabi=32.
4195 (IDENT_ASM_OP): Removed undef.
4196 (STARTFILE_SPEC): Removed mabi=32.
4197 (ENDFILE_SPEC): Likewise.
4198 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
4199 (MACHINE_TYPE): Update for IRIX 6.5.
4200 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
4201 TARGET_IRIX by TARGET_IRIX6.
4202 (mips_file_start): Likewise.
4203 (mips_output_external): Remove IRIX 5/6 O32 support.
4204 (mips_output_function_prologue): Likewise.
4205 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
4207 (TARGET_CPU_CPP_BUILTINS): Likewise.
4208 (TARGET_IRIX): Removed.
4209 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
4210 (MULTILIB_DIRNAMES): Removed 32.
4211 (MULTILIB_OSDIRNAMES): Removed ../lib.
4212 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
4213 (Specific, mips-sgi-irix5): Document removal.
4214 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
4215 Remove references to older IRIX 6 releases and the O32 ABI.
4217 2010-05-06 Jakub Jelinek <jakub@redhat.com>
4220 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
4221 instead of DF_REF_REAL_REG.
4223 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
4226 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
4227 handling to still return true for x64 targets.
4229 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4231 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
4233 2010-05-06 Jan Hubicka <jh@suse.cz>
4235 PR tree-optimization/43791
4236 * ipa-inline.c (update_caller_keys): Remove bogus
4237 disregard_inline_limits check.
4239 2010-05-06 Michael Matz <matz@suse.de>
4241 PR tree-optimization/43984
4242 * tree-ssa-pre.c (inserted_phi_names): Remove.
4243 (inserted_exprs): Change to bitmap.
4244 (create_expression_by_pieces): Set bits, don't append to vector.
4245 (insert_into_preds_of_block): Don't handle inserted_phi_names.
4246 (eliminate): Don't look at inserted_phi_names, remove deleted
4247 insns from inserted_exprs.
4248 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
4249 (init_pre, fini_pre): Allocate and free bitmaps.
4250 (execute_pre): Insert insns on edges before elimination.
4252 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4254 * tree.c (initializer_zerop): Handle STRING_CST.
4256 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
4259 * doc/invoke.texi (Wimplicit): Document as C only.
4260 * opts.c (common_handle_option): Add argument kind.
4261 (handle_option): Rename as read_cmdline_option. Factor out code to...
4262 (handle_option): ... here. New.
4263 (handle_options): Rename as read_cmdline_options.
4264 (decode_options): Update call.
4265 (set_option): Use option index instead of option pointer. Classify
4266 diagnostics correctly.
4267 (enable_warning_as_error): Call handle_option.
4268 * opts.h (set_option): Update declaration.
4269 (handle_option): Declare.
4270 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
4271 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
4272 * c-opts.c (set_Wimplicit): Delete.
4273 (c_family_lang_mask): New static constant.
4274 (c_common_handle_option): Add argument kind. Use handle_option
4275 instead of set_Wimplicit.
4276 (c_common_post_options): warn_implicit and warn_implicit_int
4277 are disabled by default.
4278 * c-common.c (warn_implicit): Do not define here.
4279 * c-common.h (warn_implicit): Do not declare here.
4280 (c_common_handle_option): Update declaration.
4281 * lto-opts.c (lto_reissue_options): Update call to set_option.
4283 2010-05-06 Richard Guenther <rguenther@suse.de>
4285 PR tree-optimization/43571
4286 * domwalk.c (walk_dominator_tree): Walk the dominator
4287 sons in more optimal order.
4289 2010-05-06 Richard Guenther <rguenther@suse.de>
4291 PR tree-optimization/43934
4292 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
4293 (stmt_cost): Likewise.
4294 (extract_true_false_args_from_phi): New helper.
4295 (determine_max_movement): For PHI nodes verify we can hoist them
4296 and compute their cost.
4297 (determine_invariantness_stmt): Handle PHI nodes.
4298 (move_computations_stmt): Likewise. Hoist PHI nodes in
4299 if-converted form using COND_EXPRs.
4300 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
4301 (tree_ssa_lim): Likewise.
4302 * tree-flow.h (tree_ssa_lim): Adjust prototype.
4303 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
4305 2010-05-06 Richard Guenther <rguenther@suse.de>
4307 PR tree-optimization/43987
4308 * tree-ssa-structalias.c (could_have_pointers): For possibly
4309 address-taken variables force pointers to be recorded.
4310 (create_variable_info_for_1): Likewise.
4311 (push_fields_onto_fieldstack): Pass in wheter all fields
4313 (find_func_aliases): Query types instead of vars whether
4314 they contain pointers where appropriate.
4316 2010-05-06 Jan Hubicka <jh@suse.cz>
4318 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
4319 (record_reference, mark_address, mark_load, mark_store): Record
4321 (record_references_in_initializer): Update call of record_references.
4322 (rebuild_cgraph_edges): Remove all references before rebuiding.
4323 * cgraph.c (cgraph_create_node): Clear ref list.
4324 (cgraph_remove_node): Remove references.
4325 (dump_cgraph_node): Dump references.
4326 (cgraph_clone_node): Clone references.
4327 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
4328 (struct cgraph_node, varpool_node): Add ref_lst.
4329 * ipa-ref.c: New file.
4330 * ipa-ref.h: New file.
4331 * ipa-ref-inline.h: New file.
4332 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
4333 (referenced_from_other_partition_p): New function.
4334 (lto_output_varpool_node): Take set arugment; call
4335 referenced_from_other_partition.
4336 (lto_output_ref): New.
4337 (add_references): New.
4339 (output_cgraph): Compute boundary based on references; output refs.
4340 (output_varpool): Accept cgraph_node_set argument.
4343 (input_cgraph): Call input_refs.
4344 * lto-section-in.c (lto_section_name): Add refs.
4345 * Makefile.in (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
4346 (ipa-ref.o): New file.
4347 * varpool.c (varpool_node): Clear ipa ref list.
4348 (varpool_remove_node): Remove references.
4349 (dump_varpool_node): Dump references.
4350 (varpool_assemble_decl): Only compile finalized ones.
4351 (varpool_extra_name_alias): Initialize ref list.
4352 * lto-streamer.c (lto-get_section_name): Add .refs section.
4353 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
4354 (referenced_from_other_partition_p): Declared.
4356 2010-05-06 Ira Rosen <irar@il.ibm.com>
4358 PR tree-optimization/43901
4359 * tree-vect-stmts.c (vectorizable_call): Assert that vector
4360 type is not NULL if it's transformation phase, and return
4361 FALSE if it's analysis.
4362 (vectorizable_conversion, vectorizable_operation,
4363 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
4365 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
4367 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
4369 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
4371 * config/mips/mips-protos.h
4372 (mips_small_register_classes_for_mode_p): Delete prototype.
4374 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
4376 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
4377 * config/arm/arm.c (multiple_operation_profitable_p,
4378 compute_offset_order): New static functions.
4379 (load_multiple_sequence, store_multiple_sequence): Use them.
4380 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
4381 memory offsets, not register numbers.
4382 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
4384 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
4386 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
4387 (get_pending_sizes, put_pending_size, put_pending_sizes):
4388 Update the uses of pending_sizes.
4389 * c-decl.c (store_parm_decls): Likewise.
4390 * c-tree.h (struct c_arg_info): Likewise.
4391 * tree.h: Update the prototype for get_pending_sizes and
4394 2010-05-05 Jason Merrill <jason@redhat.com>
4397 * c-common.c (handle_aligned_attribute): Respect
4398 ATTR_FLAG_TYPE_IN_PLACE.
4401 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
4402 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
4403 (TARGET_INITIALIZER): Use it.
4404 * c-common.c (attribute_takes_identifier_p): Call it.
4405 * c-common.h: Update prototype.
4406 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
4407 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
4409 2010-05-05 Jakub Jelinek <jakub@redhat.com>
4412 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
4413 DW_ID_down_case for Fortran compilation units.
4415 2010-05-05 Jan Hubicka <jh@suse.cz>
4417 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
4420 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
4422 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
4423 a variable-sized RESULT_DECL.
4425 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
4427 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
4429 2010-05-05 Jason Merrill <jason@redhat.com>
4432 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
4434 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
4436 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
4437 Jakub Jelinek <jakub@redhat.com>
4440 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
4441 (dead_debug_init, dead_debug_finish): New functions.
4442 (dead_debug_add, dead_debug_insert_before): Likewise.
4443 (df_note_bb_compute): Initialize a dead_debug object, add dead
4444 debug uses to it, insert debug bind insns before death insns,
4445 reset debug insns that refer to pending uses at the end.
4446 * rtl.h (make_debug_expr_from_rtl): New prototype.
4447 * varasm.c (make_debug_expr_from_rtl): New function.
4449 2010-05-05 Jan Hubicka <jh@suse.cz>
4451 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
4452 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
4453 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
4454 lto_varpool_encoder_deref, lto_varpool_encoder_size,
4455 lto_varpool_encoder_encode_initializer_p,
4456 lto_set_varpool_encoder_encode_initializer): New functions.
4457 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
4458 call output_varpool.
4459 (input_varpool_node): Do not always set analyzed.
4460 (input_cgraph_1): Return vector of cgraph nodes.
4461 (input_varpool_1): Return vector of varpools.
4462 (input_cgraph): Free the vectors.
4463 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
4464 output only initializers needed.
4465 (lto_output): Only call output_cgraph.
4466 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
4467 * lto-section-out.c (lto_new_out_decl_state): Initialize
4468 state->varpool_node_encoder.
4469 * lto-streamer.h (lto_varpool_encoder_d): New.
4470 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
4471 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
4472 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
4473 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
4474 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
4476 (output_varpool, input_varpool): Remove declarations.
4478 2010-05-05 Jan Hubicka <jh@suse.cz>
4480 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
4481 with body can prevail.
4483 2010-05-05 Jan Hubicka <jh@suse.cz>
4485 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
4488 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4490 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
4492 * gengtype.h (erro_at_line): Constify pos argument.
4494 * gengtype.c: Include hashtab.h.
4495 (enum gc_used): Document GC_MAYBE_POINTED_TO.
4496 (error_at_line): Constify pos argument.
4497 (do_typedef): Initialize p->opt field.
4498 (get_file_gtfilename): Fix comment typo.
4499 (struct walk_type_data): Constify line field.
4500 (get_output_file_for_structure): New function.
4501 (write_local_func_for_structure): Constify orig_s argument.
4502 Use get_output_file_for_structure.
4503 (write_func_for_structure): Use get_output_file_for_structure.
4504 (INDENT): New define.
4505 (dump_pair, dump_type, dump_type_list, dump_typekind)
4506 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
4507 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
4509 (seen_types): New variable.
4510 (main): New variable do_dump. Process "-d" command line option.
4511 Call dump_everything if dump requested.
4513 2010-05-05 Jakub Jelinek <jakub@redhat.com>
4515 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
4516 in a temporary instead of invoking the macro multiple times.
4517 (track_expr_p): Likewise.
4519 2010-05-04 Neil Vachharajani <nvachhar@google.com>
4521 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
4523 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
4524 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
4525 conditions for printing notes.
4526 * common.opt (-Wcoverage-mismatch): Allow negative, default to
4527 true, update documentation.
4528 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
4530 2010-05-04 Jakub Jelinek <jakub@redhat.com>
4533 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
4536 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
4539 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
4540 (*sse_prologue_save_insn1): Likewise.
4541 (SSE prologue save splitter): Likewise.
4543 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
4545 * tree.c (free_lang_data_in_one_sizepos): New inline function.
4546 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
4547 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
4548 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
4549 all decls. Call it on DECL_FIELD_OFFSET of fields.
4550 (find_decls_types_r): Follow DECL_VALUE_EXPR.
4551 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
4553 2010-05-04 Martin Jambor <mjambor@suse.cz>
4555 * tree-sra.c (build_access_from_expr_1): The first parameter type
4556 changed to simple tree.
4557 (build_access_from_expr): Likewise, gsi parameter was eliminated.
4558 (scan_assign_result): Renamed to assignment_mod_result, enum elements
4560 (build_accesses_from_assign): Removed all parameters except for a
4561 simple gimple statement. Now returns a simple bool.
4562 (scan_function): All non-analysis parts moved to separate functions
4563 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
4564 parameters and updated both callers.
4565 (sra_modify_expr): Removed parameter data.
4566 (sra_modify_function_body): New function.
4567 (perform_intra_sra): Call sra_modify_function_body to modify the
4569 (replace_removed_params_ssa_names): Parameter data changed into
4571 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
4572 changed the parameter dont_convert to convert with the opposite
4574 (sra_ipa_modify_assign): Parameter data changed into adjustments
4575 vector, return value changed to bool.
4576 (ipa_sra_modify_function_body): New function.
4577 (sra_ipa_reset_debug_stmts): Updated a comment.
4578 (modify_function): Use ipa_sra_modify_function_body to modify function
4581 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
4584 * alias.c (true_dependence): Handle the same VALUE in x and mem.
4585 (canon_true_dependence): Likewise.
4586 (write_dependence_p): Likewise.
4588 2010-05-04 Jan Hubicka <jh@suse.cz>
4590 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
4591 * cgraphbuild.c: Include ipa-utils.h
4592 (record_reference_ctx): New struct.
4593 (record_reference): Simplify to work on initializers; not statements.
4594 (mark_address, mark_load, mark_store): New.
4595 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
4597 (record_references_in_initializer): Update use of record_reference.
4598 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
4601 2010-05-04 Jan Hubicka <jh@suse.cz>
4603 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
4604 node will be removed anyway.
4605 (lto_varpool_replace_node): Allow also unanalyzed nodes;
4606 relink aliases of node into prevailing node.
4607 * varpool.c (varpool_remove_node): Remove aliases properly;
4608 when removing node, remove all its aliases too; remove DECL_INITIAL
4609 of removed node; ggc_free the varpool node.
4611 2010-05-04 Richard Guenther <rguenther@suse.de>
4613 PR tree-optimization/43879
4614 * tree-ssa-structalias.c (alias_get_name): Use
4615 DECL_ASSEMBLER_NAME if available.
4616 (create_function_info_for): Return the varinfo node.
4617 (ipa_pta_execute): Associate same-body aliases and extra names
4618 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
4620 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
4622 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
4624 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
4627 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
4628 only if HONOR_REG_ALLOC_ORDER is not defined.
4630 2010-05-04 Richard Guenther <rguenther@suse.de>
4632 PR tree-optimization/43949
4633 * tree-vrp.c (extract_range_from_binary_expr): Only handle
4636 2010-04-26 Jason Merrill <jason@redhat.com>
4638 * c.opt (-fstrict-enums): New.
4639 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
4641 2010-05-03 David Ung <davidu@mips.com>
4642 James E. Wilson <wilson@codesourcery.com>
4644 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
4645 emit the trap instruction before the divide for TUNE_74K.
4647 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
4649 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
4650 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
4651 based on the above, for new target hook.
4653 * hooks.c (hook_bool_mode_true): New generic hook.
4654 * hooks.h (hook_bool_mode_true): Add prototype.
4656 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
4658 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
4659 target hook, set to hook_bool_mode_false.
4660 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
4661 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
4662 with targetm.small_register_classes_for_mode_p.
4663 (find_reusable_reload): Likewise.
4664 (combine_reloads): Likewise.
4665 * reload1.c (reload_as_needed): Likewise.
4666 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
4667 * ifcvt.c (noce_process_if_block, check_cond_move_block,
4668 dead_or_predicable): Likewise.
4669 * regmove.c (optimize_reg_copy_1): Likewise.
4670 * calls.c (prepare_call_address): Likewise.
4671 (precompute_register_parameters): Likewise.
4673 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
4675 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
4676 implementation of the hook that considers all register classes
4677 small except for SH64.
4678 (sh_override_options): Use the new hook.
4679 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
4682 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
4684 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
4685 implementation of the hook that considers all register classes
4687 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
4690 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
4692 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
4693 implementation of the hook that considers all register classes
4695 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
4698 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
4700 * config/m32c/m32c.h: Likewise.
4701 * config/pdp11/pdp11.h: Likewise.
4702 * config/avr/avr.h: Likewise.
4703 * config/xtensa/xtensa.h: Likewise.
4704 * config/m68hc11/m68hc11.h: Likewise.
4705 * config/mn10300/mn10300.h: Likewise.
4706 * config/mcore/mcore.h: Likewise.
4707 * config/h8300/h8300.h: Likewise.
4708 * config/bfin/bfin.h: Likewise.
4710 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
4711 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
4713 2010-05-03 Anatoly Sokolov <aesok@post.ru>
4715 * double-int.h (tree_to_double_int): Remove macro.
4716 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
4717 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
4718 (tree_to_double_int): New function.
4719 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
4721 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
4723 2010-05-03 Richard Guenther <rguenther@suse.de>
4725 PR tree-optimization/43971
4726 * tree-ssa-structalias.c (get_constraint_for_1): Fix
4727 constraints in the !flag_delete_null_pointer_checks case.
4729 2010-05-03 Jakub Jelinek <jakub@redhat.com>
4732 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
4733 result mode matches original rtl mode.
4735 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
4738 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
4740 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
4742 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
4743 when processing flag options.
4745 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
4747 * gcov-iov.c (main): Change format string placeholder
4748 from %#08x to 0x%08x.
4749 * genchecksum.c (dosum): Change format string placeholder
4750 from %#02x to 0x%02x.
4752 2010-05-02 Richard Guenther <rguenther@suse.de>
4754 PR tree-optimization/43879
4755 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
4757 2010-05-02 Bruno Haible <bruno@clisp.org>
4759 * doc/extend.texi (Function Attributes): Fix a typo.
4761 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
4764 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
4765 placeholder from 0x%x to %#x.
4766 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
4767 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
4768 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
4769 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
4770 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
4771 * config/i386/i386.c (ix86_target_string): Ditto.
4772 * config/i386/i386.c (output_pic_addr_const): Ditto.
4773 (print_operand): Ditto.
4775 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
4777 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
4778 placeholder from 0x%x to %#x.
4779 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
4780 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
4781 (ASM_OUTPUT_DEBUG_DATA): Ditto.
4782 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
4783 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
4784 * optc-gen.awk: Ditto.
4785 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
4786 (HOST_WIDE_INT_PRINT_HEX): Ditto.
4787 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
4788 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
4790 2010-05-01 Anatoly Sokolov <aesok@post.ru>
4792 * target.h (struct calls): Add function_value_regno_p field.
4793 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
4794 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
4795 * targhooks.c (default_function_value_regno_p): New function.
4796 * targhooks.h (default_function_value_regno_p): Declare function.
4797 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
4798 * builtins.c. (apply_result_size): (Ditto.).
4799 * combine.c. (likely_spilled_retval_p): (Ditto.).
4800 * mode-switching.c. Include 'target.h'.
4801 (create_pre_exit): Use function_value_regno_p hook.
4802 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
4803 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
4804 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
4806 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
4807 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
4808 (ix86_function_value_regno_p): Declare as static, change argument
4809 type to const unsigned int.
4810 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
4812 2010-05-01 Richard Guenther <rguenther@suse.de>
4814 PR tree-optimization/43949
4815 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
4817 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
4819 2010-05-01 Anatoly Sokolov <aesok@post.ru>
4821 * rtl.h (CONST_DOUBLE_P): Define.
4822 (rtx_to_double_int): Declare.
4823 * emit-rtl.c (rtx_to_double_int): New function.
4824 * dwarf2out.c (insert_double): New function.
4825 (loc_descriptor, add_const_value_attribute): Clean up, use
4826 rtx_to_double_int and insert_double functions.
4828 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
4830 * doc/extend.texi (Inline): Add missing return keyword to examples.
4831 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
4834 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
4836 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
4837 the variable part of the offset as well. Use highest_pow2_factor for
4838 all alignment checks.
4840 2010-04-30 Richard Guenther <rguenther@suse.de>
4842 PR tree-optimization/43879
4843 * tree-ssa-structalias.c (type_could_have_pointers): Functions
4846 2010-04-30 Jan Hubicka <jh@suse.cz>
4848 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
4850 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
4852 2010-04-30 Jan Hubicka <jh@suse.cz>
4854 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
4856 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
4857 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
4858 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
4859 cgraph_node_set_needs_ltrans_p): Remove.
4861 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
4863 * sdbout.c: Include vec.h, do not include varray.h.
4864 (deferred_global_decls, sdbout_global_decl,
4865 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
4866 * toplev.c: Do not include varray.h.
4867 (dump_memory_report): Do not dump VARRAY statistics.
4868 * gengtype.c (open_base_file): Ignore varray.h.
4869 * Makefile.in: Update for abovementioned changes.
4870 Remove all traces of varray.c and varray.h.
4871 * varray.c: Remove file.
4872 * varray.h: Remove file.
4874 2010-04-30 Jan Hubicka <jh@suse.cz>
4876 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
4879 2010-04-30 Jan Hubicka <jh@suse.cz>
4881 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
4884 2010-04-30 Richard Guenther <rguenther@suse.de>
4886 * tree-ssa-structalias.c (get_constraint_for_1): Generate
4887 constraints for CONSTRUCTOR.
4889 2010-04-30 Richard Guenther <rguenther@suse.de>
4892 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
4893 first after all lowering passes.
4895 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
4897 * toplev.c: Include varray.h for statistics dumping.
4898 * tree.h: Do not declare varray_head_tag.
4899 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
4900 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
4901 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
4902 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
4903 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
4904 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
4905 c-common.c, c-common.h, reg-stack.c, basic-block.h,
4906 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
4908 * Makefile.in: Update for abovementioned changes.
4910 2010-04-30 Jakub Jelinek <jakub@redhat.com>
4913 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
4915 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
4917 * config/picochip/picochip.c (picochip_legitimize_address): Define.
4918 Use this function to do machine-specific conversion.
4919 (picochip_legitimize_reload_address): Likewise.
4920 (picochip_legitimate_address_p): Check valid base register only if
4922 (picochip_check_conditional_copy): Check for modw only if opnd is
4924 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
4925 to call the function in c.
4926 * config/picochip/picochip-protos.h
4927 (picochip_legitimize_reload_address): Define.
4928 * config/picochip/picochip.md (supported_compare1): Define.
4930 2010-04-30 Jan Hubicka <jh@suse.cz>
4932 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
4933 (cgraph_global_info): Remove inlined.
4934 (LTO_cgraph_tag_names): Remove.
4935 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
4936 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
4937 simplify cgraph tags and document.
4938 (lto_output_node): Use only LTO_cgraph_unavail_node and
4939 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
4940 for_functions_valid, global info, process and output flags.
4941 (input_overwrite_node): Initialize estimated stack size and
4942 estimated growth. Do not read flags we no longer store.
4943 (input_node): Likewise do not read info no longer stored.
4944 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
4947 2010-04-30 Richard Guenther <rguenther@suse.de>
4949 PR tree-optimization/43879
4950 * tree-ssa-structalias.c (get_constraint_for_1): Properly
4951 handle non-zero initializers.
4953 2010-04-30 Richard Guenther <rguenther@suse.de>
4955 * builtins.c (fold_builtin_1): Delete free (0).
4957 2010-04-29 Jan Hubicka <jh@suse.cz>
4959 * gengtype.c (open_base_files): Add lto-streamer.h
4960 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
4961 (pass_ipa_cp): GGC collect.
4962 * toplev. (compile_file): Do not output symbols.
4963 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
4964 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
4965 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
4966 * lto-section-in.c: Include ggc.h
4967 (lto_new_in_decl_state): Alloc in GGC.
4968 (lto_delete_in_decl_state): Likewise.
4969 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
4972 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
4975 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
4976 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
4977 (HONOR_REG_ALLOC_ORDER): Describe new macro.
4978 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
4979 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
4980 account only if HONOR_REG_ALLOC_ORDER is not defined.
4981 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
4982 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
4984 2010-04-29 Jon Grant <04@jguk.org>
4986 * collect2.c (vflag): Change type from int to bool.
4988 (helpflag): New global bool.
4989 (main): Set vflag and debug with boolean, not integer truth values.
4990 Accept new "--help" option and output usage text if found.
4991 * collect2.h (vflag): Update prototype.
4994 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
4997 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
4999 2010-04-29 Richard Guenther <rguenther@suse.de>
5002 * plugin.h (invoke_plugin_callbacks): Annotate arguments
5003 with ATTRIBUTE_UNUSED.
5005 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
5008 * config/i386/i386.c (get_some_local_dynamic_name): Replace
5009 INSN_P with NONDEBUG_INSN_P.
5010 (distance_non_agu_define): Likewise.
5011 (distance_agu_use): Likewise.
5013 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
5015 From Dominique d'Humieres <dominiq@lps.ens.fr>
5017 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
5020 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
5022 * plugin.h (invoke_plugin_callbacks): New inline function.
5023 * plugin.c (flag_plugin_added): New global flag.
5024 (add_new_plugin): Initialize above flag.
5025 (invoke_plugin_callbacks): Rename to ...
5026 (invoke_plugin_callbacks_full): ... this.
5028 2010-04-28 Jan Hubicka <jh@suse.cz>
5030 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
5031 (lto_varpool_replace_node): New.
5032 (lto_symtab_resolve_symbols): Resolve varpool nodes.
5033 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
5034 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
5035 * cgraph.h (varpool_node_ptr): New type.
5036 (varpool_node_ptr): New vector.
5037 (varpool_node_set_def): New structure.
5038 (varpool_node_set): New type.
5039 (varpool_node_set): New vector.
5040 (varpool_node_set_element_def): New structure.
5041 (varpool_node_set_element, const_varpool_node_set_element): New types.
5042 (varpool_node_set_iterator): New type.
5043 (varpool_node): Add prev pointers, add used_from_other_partition,
5045 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
5046 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
5047 varpool_get_node, varpool_remove_node): Declare.
5048 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
5049 varpool_node_set_size): New inlines.
5050 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
5051 * tree-pass.h (varpool_node_set_def): Forward declare.
5052 (ipa_opt_pass_d): Summary writting takes vnode sets too.
5053 (ipa_write_optimization_summaries): Update prototype.
5054 * ipa-cp.c (ipcp_write_summary): Update.
5055 * ipa-reference.c (ipa_reference_write_summary): Update.
5056 * lto-cgraph.c (lto_output_varpool_node): New static function.
5057 (output_varpool): New function.
5058 (input_varpool_node): New static function.
5059 (input_varpool_1): New function.
5060 (input_cgraph): Input varpool.
5061 * ipa-pure-const.c (pure_const_write_summary): Update.
5062 * lto-streamer-out.c (lto_output): Update, output varpool too.
5063 (write_global_stream): Kill WPA hack.
5064 (produce_asm_for_decls): Update.
5065 (output_alias_pair_p): Handle variables.
5066 (output_unreferenced_globals): Output only needed partition of varpool.
5067 * ipa-inline.c (inline_write_summary): Update.
5068 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
5070 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
5071 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
5072 varpool_node_set_new, varpool_node_set_add,
5073 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
5074 debug_varpool_node_set): New functions.
5075 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
5076 (execute_one_pass): Process new decls too.
5077 (ipa_write_summaries_2): Pass around vsets.
5078 (ipa_write_summaries_1): Likewise.
5079 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
5081 (ipa_write_optimization_summaries_1): Pass around vsets.
5082 (ipa_write_optimization_summaries): Likewise.
5083 * varpool.c (varpool_get_node): New.
5084 (varpool_node): Update doubly linked lists.
5085 (varpool_remove_node): New.
5086 (dump_varpool_node): More dumping.
5087 (varpool_enqueue_needed_node): Update doubly linked lists.
5088 (decide_is_variable_needed): Kill ltrans hack.
5089 (varpool_finalize_decl): Kill lto hack.
5090 (varpool_assemble_decl): Skip decls in other partitions.
5091 (varpool_assemble_pending_decls): Update doubly linkes lists.
5092 (varpool_empty_needed_queue): Likewise.
5093 (varpool_extra_name_alias): Likewise.
5094 * lto-streamer.c (lto_get_section_name): Add vars section.
5095 * lto-streamer.h (lto_section_type): Update.
5096 (output_varpool, input_varpool): Declare.
5098 2010-04-28 Mike Stump <mikestump@comcast.net>
5100 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
5102 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
5104 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
5105 record or union type with RECORD_OR_UNION_TYPE_P predicate.
5106 (lto_input_ts_type_tree_pointers): Likewise.
5107 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
5108 (lto_output_ts_type_tree_pointers): Likewise.
5110 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
5112 Uniquization of constants at the Tree level
5113 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
5114 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
5116 (tree_output_constant_def): Declare.
5117 * gimplify.c (gimplify_init_constructor): When using block copy, first
5118 uniquize the constant constructor on the RHS.
5119 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
5120 DECL_IN_CONSTANT_POOL flag.
5121 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
5122 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
5124 (assemble_variable): Deal with symbols belonging to the tree constant
5126 (get_constant_section): Add ALIGN parameter and simplify.
5127 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
5128 (assemble_constant_contents): Use the expression of the VAR_DECL.
5129 (output_constant_def_contents): Use the alignment of the VAR_DECL.
5130 (tree_output_constant_def): New global function.
5131 (mark_constant): Use the expression of the VAR_DECL.
5132 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
5134 (output_object_block): Likewise and assemble the expression.
5136 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
5138 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
5139 hash_tree, eq_tree): New tree hash table.
5140 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
5141 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
5142 lto_orig_address_remove): Reimplement.
5144 2010-04-28 Xinliang David Li <davidxl@google.com>
5147 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
5148 (compute_uninit_opnds_pos): New function.
5149 (is_non_loop_exit_postdominating): New function.
5150 (compute_control_dep_chain): New function.
5151 (find_pdom): New function.
5152 (convert_control_dep_chain_into_preds): New function.
5153 (find_predicates): New function.
5154 (find_control_equiv_block): New function.
5155 (collect_phi_def_edges): New function.
5156 (find_def_preds): New function.
5157 (find_dom): New function.
5158 (dump_predicates): New function.
5159 (get_cmp_code): New function.
5160 (is_value_included_in): New function.
5161 (find_matching_predicate_in_rest_chains): New function.
5162 (use_pred_not_overlap_with_undef_path_pred): New function.
5163 (is_use_properly_guarded): New function.
5164 (normalize_cond_1): New function.
5165 (is_and_or_or): New function.
5166 (normalize_cond): New function.
5167 (is_gcond_subset_of): New function.
5168 (is_subset_of_any): New function.
5169 (is_or_set_subset_of): New function.
5170 (is_and_set_subset_of): New function.
5171 (is_norm_cond_subset_of): New function.
5172 (is_pred_expr_subset_of): New function.
5173 (is_pred_chain_subset_of): New function.
5174 (is_included_in): New function.
5175 (is_superset_of): New function.
5176 (find_uninit_use): New function.
5177 (warn_uninitialized_phi): New function.
5178 (compute_possibly_undefined_names): New function.
5179 (ssa_undefined_value_p): New function.
5180 (execute_late_warn_uninitialized): New function.
5181 * tree-ssa.c (ssa_undefined_value_p): Removed.
5182 (warn_uninit): Changed to extern.
5183 (warn_uninitialized_phi): Removed.
5184 (warn_uninitialized_vars): Changed to extern.
5185 (execute_late_warn_uninitialized): Removed
5186 * tree-flow.h: Add new prototypes.
5187 * timevar.def: Add new time variable.
5188 * Makefile.in: Add new build file.
5190 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
5192 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5195 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5198 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
5200 2010-04-28 Martin Jambor <mjambor@suse.cz>
5202 * cgraph.h (struct cgraph_node): New field indirect_calls.
5203 (struct cgraph_indirect_call_info): New type.
5204 (struct cgraph_edge): Removed field indirect_call. New fields
5205 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
5206 (cgraph_create_indirect_edge): Declare.
5207 (cgraph_make_edge_direct): Likewise.
5208 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
5209 * ipa-prop.h (struct ipa_param_call_note): Removed.
5210 (struct ipa_node_params): Removed field param_calls.
5211 (ipa_create_all_structures_for_iinln): Declare.
5212 * cgraph.c: Described indirect edges and uids in initial comment.
5213 (cgraph_add_edge_to_call_site_hash): New function.
5214 (cgraph_edge): Search also among the indirect edges, use
5215 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
5216 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
5217 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
5219 (initialize_inline_failed): Assign a reason to indirect edges.
5220 (cgraph_create_edge_1): New function.
5221 (cgraph_create_edge): Moved some functionality to
5222 cgraph_create_edge_1.
5223 (cgraph_create_indirect_edge): New function.
5224 (cgraph_edge_remove_callee): Add an assert checking for
5226 (cgraph_edge_remove_caller): Special-case indirect edges.
5227 (cgraph_remove_edge): Likewise.
5228 (cgraph_set_edge_callee): New function.
5229 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
5230 (cgraph_make_edge_direct): New function.
5231 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
5232 the declaration of the call statement matches.
5233 (cgraph_node_remove_callees): Special-case indirect edges.
5234 (cgraph_clone_edge): Likewise.
5235 (cgraph_clone_node): Clone also the indirect edges.
5236 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
5237 indirect_call, dump count of indirect_calls edges.
5238 * ipa-prop.c (iinlining_processed_edges): New variable.
5239 (ipa_note_param_call): Create indirect edges instead of
5240 creating notes. New parameter node.
5241 (ipa_analyze_call_uses): New parameter node, pass it on to
5242 ipa_note_param_call.
5243 (ipa_analyze_stmt_uses): Likewise.
5244 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
5245 (print_edge_addition_message): Work on edges rather than on notes.
5246 (update_call_notes_after_inlining): Likewise, renamed to
5247 update_indirect_edges_after_inlining.
5248 (ipa_create_all_structures_for_iinln): New function.
5249 (ipa_free_node_params_substructures): Do not free notes.
5250 (ipa_edge_duplication_hook): Propagate bits within
5251 iinlining_processed_edges bitmap.
5252 (ipa_node_duplication_hook): Do not duplicate notes.
5253 (free_all_ipa_structures_after_ipa_cp): Renamed to
5254 ipa_free_all_structures_after_ipa_cp.
5255 (free_all_ipa_structures_after_iinln): Renamed to
5256 ipa_free_all_structures_after_iinln.
5257 (ipa_write_param_call_note): Removed.
5258 (ipa_read_param_call_note): Removed.
5259 (ipa_write_indirect_edge_info): New function.
5260 (ipa_read_indirect_edge_info): Likewise.
5261 (ipa_write_node_info): Do not stream notes, do stream information
5263 (ipa_read_node_info): Likewise.
5264 (lto_ipa_fixup_call_notes): Removed.
5265 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
5266 * ipa-inline.c (pass_ipa_inline): Likewise.
5267 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
5268 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
5269 * tree-inline.c (copy_bb): Removed an unnecessary double check for
5271 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
5273 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
5274 (output_cgraph): Stream also indirect edges.
5275 (lto_output_edge): Added capability to stream indirect edges.
5276 (input_edge): Likewise.
5277 (input_cgraph_1): Likewise.
5278 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
5281 2010-04-28 Richard Guenther <rguenther@suse.de>
5283 PR tree-optimization/43879
5284 PR tree-optimization/43909
5285 * tree-ssa-structalias.c (struct variable_info): Add
5286 only_restrict_pointers flag.
5287 (new_var_info): Initialize it. Increment stats.total_vars here.
5288 (create_function_info_for): Do not increment stats.total_vars here.
5289 (get_function_part_constraint): Fix build with C++.
5290 (insert_into_field_list): Remove.
5291 (push_fields_onto_fieldstack): Properly merge fields.
5292 (create_variable_info_for): Split and simplify.
5293 (create_variable_info_for_1): New piece.
5294 (intra_create_variable_infos): Properly make restrict constraints
5297 2010-04-28 Richard Guenther <rguenther@suse.de>
5300 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
5302 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
5303 Jan Hubicka <hubicka@ucw.cz>
5305 * doc/invoke.texi (-Wsuggest-attribute=const,
5306 -Wsuggest-attribute=pure): Document.
5307 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
5308 (function_always_visible_to_compiler_p,
5309 suggest_attribute, warn_function_pure, warn_function_const):
5311 (check_call): Improve debug info.
5312 (analyze_function): Do not check availability.
5313 (add_new_function): Check availability.
5314 (propagate): Output warnings.
5315 (skip_function_for_local_pure_const): New function.
5316 (local_pure_const): Use it; output warnings.
5317 * common.opt (Wsuggest-attribute=const,
5318 Wsuggest-attribute=pure): New.
5320 2010-04-27 Jakub Jelinek <jakub@redhat.com>
5322 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
5323 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
5324 or DW_CFA_def_cfa_offset{,_sf}.
5326 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
5328 * tree.h: Fix truncated long macros.
5330 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
5332 * collect2.c (TARGET_64BIT): Redefine to target's default.
5333 * tlink.c: Likewise.
5334 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
5335 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
5336 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
5337 for underscoring __USER_LABEL_PREFIX__.
5338 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
5339 (SUB_LINK_ENTRY32): New.
5340 (SUB_LINK_ENTRY64): New.
5341 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
5342 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
5343 (SUB_LINK_ENTRY64): New.
5344 (SUB_LINK_ENTRY): New.
5345 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
5346 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
5347 x64 target is choosen.
5348 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
5349 * configure: Regenerated.
5350 * configure.ac (leading-mingw64-underscores): Option added.
5352 2010-04-27 Jan Hubicka <jh@suse.cz>
5354 * doc/invoke.texi (-fipa-profile): Document.
5355 * opts.c (decode_options): Enable ipa-profile at -O1.
5356 * timevar.def (TV_IPA_PROFILE): Define.
5357 * common.opt (fipa-profile): Add.
5358 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
5360 (cgraph_propagate_frequency): Handle only local ones.
5361 * tree-pass.h (pass_ipa_profile): Declare.
5362 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
5363 (pass_ipa_profile): Use TV_IPA_PROFILE.
5364 * ipa.c (ipa_profile): New function.
5365 (gate_ipa_profile): Likewise.
5366 (pass_ipa_profile): New global variable.
5367 * passes.c (pass_ipa_profile): New.
5369 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
5371 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
5373 2010-04-27 Martin Jambor <mjambor@suse.cz>
5376 * ipa.c (dissolve_same_comdat_group_list): New function.
5377 (function_and_variable_visibility): Call
5378 dissolve_same_comdat_group_list when comdat group contains external or
5380 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
5381 lists are circular and that they contain only DECL_ONE_ONLY nodes.
5383 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
5385 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
5386 (const_hash_1) <VECTOR_CST>: New case.
5387 (compare_constant) <VECTOR_CST>: Likewise.
5388 <ADDR_EXPR>: Deal with LABEL_REFs.
5389 (copy_constant) <VECTOR_CST>: New case.
5391 2010-04-27 Jan Hubicka <jh@suse.cz>
5393 * cgraph.c (cgraph_propagate_frequency): New function.
5394 * cgraph.h (cgraph_propagate_frequency): Declare.
5395 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
5396 cgraph_propagate_frequency.
5398 2010-04-27 Jakub Jelinek <jakub@redhat.com>
5400 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
5402 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
5405 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
5406 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
5407 here to determine which regs to push and how much stack to reserve.
5409 2010-04-27 Jie Zhang <jie@codesourcery.com>
5411 * doc/gimple.texi (gimple_statement_with_ops): Remove
5412 addresses_taken field.
5413 (gimple_statement_with_memory_ops): Likewise.
5415 2010-04-27 Jan Hubicka <jh@suse.cz>
5417 * tree-inline.c (eni_inlining_weights): Remove.
5418 (estimate_num_insns): Special case more builtins.
5420 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
5423 * c-typeck.c (build_binary_op): Move forward check for comparison
5424 pointer with null pointer constant and adjust the diagnostic message.
5426 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
5429 * configure.ac (gcc_cv_as_section_has_align): Set if installed
5430 binutils supports extended .section directive needed by LTO, or
5431 warn if older binutils found.
5432 (LTO_BINARY_READER): New AC_SUBST'd variable.
5433 (LTO_USE_LIBELF): Likewise.
5434 * gcc/config.gcc (lto_binary_reader): New target-specific configure
5436 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
5437 (LTO_USE_LIBELF): Likewise.
5438 * configure: Regenerate.
5440 * collect2.c (is_elf): Rename from this ...
5441 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
5442 object files in addition to ELF-formatted ones.
5443 (scan_prog_file): Caller updated. Also allow for LTO info marker
5444 symbol to be prefixed or not by an extra underscore.
5446 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
5447 * config/i386/winnt.c: Also #include lto-streamer.h
5448 (i386_pe_asm_named_section): Specify 1-byte section alignment for
5450 (i386_pe_asm_output_aligned_decl_common): Add comment.
5451 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
5453 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
5456 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
5457 Add missing earlyclobber for second alternative.
5459 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
5461 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
5462 bits for artificial defs at the top of the block.
5463 * fwprop.c (single_def_use_enter_block): Don't call it.
5465 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
5468 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
5469 instead of "$gcc_cv_objdump -T".
5470 Use "-undefined dynamic_lookup" on darwin.
5471 * gcc/configure: Regenerate.
5473 2010-04-26 Jakub Jelinek <jakub@redhat.com>
5476 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
5478 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
5480 * c-parser.c (struct c_token): Move location field up.
5481 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
5482 (struct c_declspecs): Convert typespec_word, storage_class, and
5483 default_int_p into bitfields.
5484 (struct c_declarator): Move loc field up.
5486 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
5488 * cfgloop.h (struct loop): Move can_be_parallel field up.
5489 * ipa-prop.h (struct ip_node_params): Move bitfields up.
5490 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
5492 (struct iv_cand): Convert pos field into a bitfield.
5493 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
5495 (struct _stmt_vec_info): Shuffle fields for better packing.
5497 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
5499 * varasm.c (IN_NAMED_SECTION): Remove guard.
5500 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
5501 (IN_NAMED_SECTION_P): ...this.
5502 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
5503 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
5505 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
5507 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
5508 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
5509 of shadowing it. Fix comments.
5511 2010-04-26 Jan Hubicka <jh@suse.cz>
5513 * cgraph.c (cgraph_create_node): Set node frequency to normal.
5514 (cgraph_clone_node): Copy function frequency.
5515 * cgraph.h (node_frequency): New enum
5516 (struct cgraph_node): Add.
5517 * final.c (rest_of_clean_state): Update.
5518 * lto-cgraph.c (lto_output_node): Output node frequency.
5519 (input_overwrite_node): Input node frequency.
5520 * tre-ssa-loop-ivopts (computation_cost): Update.
5521 * lto-streamer-out.c (output_function): Do not output function
5523 * predict.c (maybe_hot_frequency_p): Update and handle functions
5525 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
5527 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
5528 (compute_function_frequency): Set noreturn functions to be executed
5530 (choose_function_section): Update.
5531 * lto-streamer-in.c (input_function): Do not input function frequency.
5532 * function.c (allocate_struct_function): Do not initialize function
5534 * function.h (function_frequency): Remove.
5535 (struct function): Remove function frequency.
5536 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
5537 (try_update): Update.
5538 * tree-inline.c (initialize_cfun): Do not update function frequency.
5539 * passes.c (pass_init_dump_file): Update.
5540 * i386.c (ix86_compute_frame_layout): Update.
5541 (ix86_pad_returns): Update.
5543 2010-04-26 Jie Zhang <jie@codesourcery.com>
5545 PR tree-optimization/43833
5546 * tree-vrp.c (range_int_cst_p): New.
5547 (range_int_cst_singleton_p): New.
5548 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
5549 when both operands are constants. Use range_int_cst_p in
5552 2010-04-26 Jan Hubicka <jh@suse.cz>
5554 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
5556 2010-04-26 Richard Guenther <rguenther@suse.de>
5559 * gimple.c (gimple_decl_printable_name): Deal gracefully
5560 with a NULL DECL_NAME.
5562 2010-04-26 Richard Guenther <rguenther@suse.de>
5565 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
5566 if emitting debug information and it is either a function
5567 or a namespace decl.
5569 2010-04-26 Ira Rosen <irar@il.ibm.com>
5571 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
5572 determine if the statement is vectorizable, and a macro to access it.
5573 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5574 Skip statements that can't be vectorized. If the analysis fails,
5575 mark the statement as unvectorizable if vectorizing basic block.
5576 (vect_compute_data_refs_alignment): Likewise.
5577 (vect_verify_datarefs_alignment): Skip statements marked as
5578 unvectorizable. Add print.
5579 (vect_analyze_group_access): Skip statements that can't be
5580 vectorized. If the analysis fails, mark the statement as
5581 unvectorizable if vectorizing basic block.
5582 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
5583 * tree-vect-stmts.c (vectorizable_store): Fix the number of
5584 generated stmts for SLP.
5585 (new_stmt_vec_info): Initialize the new field.
5586 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
5587 statements marked as unvectorizable.
5589 2010-04-25 Joseph Myers <joseph@codesourcery.com>
5591 * c-common.c (flag_isoc1x): New.
5592 (flag_isoc99): Update comment.
5593 * c-common.h (flag_isoc1x): New.
5594 (flag_isoc99): Update comment.
5595 * c-cppbuiltin.c (builtin_define_float_constants): Also define
5596 __<type>_DECIMAL_DIG__.
5597 * c-opts.c (set_std_c1x): New.
5598 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
5599 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
5600 * c.opt (-std=c1x, -std=gnu1x): New options.
5601 * doc/cpp.texi: Mention -std=c1x.
5602 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
5603 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
5604 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
5605 * doc/standards.texi: Mention C1X.
5606 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
5607 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
5608 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
5611 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
5613 * config/i386/gmon-sol2.c (_mcleanup): Change format string
5614 placeholder from 0x%x to %#x.
5615 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
5616 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
5617 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
5618 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
5619 * config/i386/i386.c (ix86_target_string): Ditto.
5620 (output_pic_addr_const): Ditto.
5621 (print_operand): Ditto.
5623 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
5625 * combine.c (find_split_point): Add third argument. Use it
5626 to find nested multiply-accumulate instructions. Adjust calls.
5627 (try_combine): Adjust call to find_split_point.
5629 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
5631 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
5633 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
5635 PR tree-optimization/41442
5636 * fold-const.c (merge_truthop_with_opposite_arm): New function.
5637 (fold_binary_loc): Call it.
5639 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5641 * toplev.c (general_init): Set default for fdiagnostics-show-option.
5642 * opts.c (common_handle_option): Allow disabling it.
5643 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
5645 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
5647 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
5648 between modes if both types are integral.
5650 2010-04-23 Richard Guenther <rguenther@suse.de>
5652 PR tree-optimization/43572
5653 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
5655 2010-04-23 Richard Guenther <rguenther@suse.de>
5658 * tree-inline.c (tree_can_inline_p): Also check compatibility
5661 2010-04-23 Martin Jambor <mjambor@suse.cz>
5663 PR tree-optimization/43846
5664 * tree-sra.c (struct access): New flag grp_assignment_read.
5665 (build_accesses_from_assign): Set grp_assignment_read.
5666 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
5667 (enum mark_read_status): New type.
5668 (analyze_access_subtree): Propagate grp_assignment_read, create
5669 accesses also if both direct_read and root->grp_assignment_read.
5671 2010-04-23 Martin Jambor <mjambor@suse.cz>
5674 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
5675 function does not have type attributes.
5677 2010-04-23 Richard Guenther <rguenther@suse.de>
5680 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
5683 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5685 * sese.h (create_if_region_on_edge): Remove.
5687 * sese.c (create_if_region_on_edge): Make static.
5689 * tree-inline.c: Do not include ggc.h.
5691 * expr.c: Do not include ggc.h.
5693 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
5696 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
5699 * config/sh/sh.c (find_barrier): Don't emit a constant pool
5700 in the middle of insns for casesi_worker_2.
5702 2010-04-22 David Edelsohn <edelsohn@gnu.org>
5704 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
5706 2010-04-22 Ira Rosen <irar@il.ibm.com>
5708 PR tree-optimization/43842
5709 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
5710 loop unrolling in update of exit phis. Fix comment.
5711 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
5712 least two reduction statements in the loop before starting SLP
5715 2010-04-22 Nick Clifton <nickc@redhat.com>
5717 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
5719 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
5721 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
5724 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5726 * tree-parloops.c (loop_parallel_p): New argument
5727 parloop_obstack. Pass it down.
5728 (parallelize_loops): New variable parloop_obstack. Initialize it,
5729 pass it down, free it.
5731 * tree-loop-linear.c (linear_transform_loops): Pass down
5734 * tree-data-ref.h (lambda_compute_access_matrices): New argument
5735 of type struct obstack *.
5737 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
5738 scratch_obstack. Initialize it, pass down, free it.
5740 * lambda.h (lambda_loop_new): Remove.
5741 (lambda_matrix_new, lambda_matrix_inverse)
5742 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
5743 argument of type struct obstack *.
5745 * lambda-trans.c (lambda_trans_matrix_new): New argument
5746 lambda_obstack. Pass it down, use obstack allocation for ret.
5747 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
5750 * lambda-mat.c (lambda_matrix_get_column)
5751 (lambda_matrix_project_to_null): Remove.
5752 (lambda_matrix_new): New argument lambda_obstack. Use obstack
5754 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
5757 * lambda-code.c (lambda_loop_new): New function.
5758 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
5759 (lambda_compute_auxillary_space, lambda_compute_target_space)
5760 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
5761 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
5762 (build_access_matrix): New argument lambda_obstack. Use obstack
5764 (lambda_compute_step_signs, lambda_compute_access_matrices): New
5765 argument lambda_obstack. Pass it down.
5767 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
5769 * optabs.h (expand_widening_mult): Declare.
5771 2010-04-22 Richard Guenther <rguenther@suse.de>
5773 PR tree-optimization/43845
5774 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
5775 lookup the CALL_EXPR function and arguments.
5777 2010-04-22 Nick Clifton <nickc@redhat.com>
5779 * config/stormy16/stormy16.c
5780 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
5781 * config/stormy16/stormy16.h: Tidy up formatting.
5782 (DONT_USE_BUILTIN_SETJMP): Remove definition.
5783 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
5784 (ineqbranchsi): Delete pattern.
5785 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
5786 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
5787 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
5788 stormy16-lib2-ucmpsi2.c.
5790 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
5792 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
5793 df_simulate_find_noclobber_defs as appropriate. Keep track of an
5794 extra set merge_set_noclobber, and use it to relax the final test
5796 * df.h (df_simulate_find_noclobber_defs): Declare.
5797 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
5799 (df_simulate_find_noclobber_defs): New function.
5801 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
5803 * config/i386/i386.md: Use {} around multi-line preparation statements.
5805 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5807 * c-tree.h (push_init_level, pop_init_level, set_init_index)
5808 (process_init_element): New argument of type struct obstack *.
5810 * c-typeck.c (push_init_level, pop_init_level, set_designator)
5811 (set_init_index, set_init_label, set_nonincremental_init)
5812 (set_nonincremental_init_from_string, find_init_member)
5813 (output_init_element, output_pending_init_elements)
5814 (process_init_element): New argument braced_init_obstack. Pass it
5816 (push_range_stack, add_pending_init): New argument
5817 braced_init_obstack. Use obstack allocation.
5819 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
5820 braced_init_obstack. Pass it down.
5821 (c_parser_braced_init): New variables ret, braced_init_obstack.
5822 Initialize obstack, pass it down and finally free it.
5824 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
5827 * tree-pass.h (pass_optimize_widening_mul): Declare.
5828 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
5829 gate_optimize_widening_mul): New static functions.
5830 (pass_optimize_widening_mul): New.
5831 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
5832 <case MULT_EXPR>: Remove support for widening multiplies.
5833 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
5834 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
5835 simplify_gen_unary rather than directly building extensions.
5836 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
5838 * expmed.c (expand_widening_mult): New function.
5839 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
5841 2010-04-21 Jan Hubicka <jh@suse.cz>
5843 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
5844 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
5845 * lto-wpa-fixup.c: Remove.
5846 * Makefile.in (lto-wpa-fixup.o): Remove.
5847 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
5848 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
5849 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
5851 2010-04-21 Jan Hubicka <jh@suse.cz>
5853 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
5854 add write_optimization_summary, read_optimization_summary.
5855 (ipa_write_summaries_of_cgraph_node_set): Remove.
5856 (ipa_write_optimization_summaries): Declare.
5857 (ipa_read_optimization_summaries): Declare.
5858 * ipa-cp.c (pass_ipa_cp): Update.
5859 * ipa-reference.c (pass_ipa_reference): Update.
5860 * ipa-pure-const.c (pass_ipa_pure_const): Update.
5861 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
5863 * ipa-inline.c (pass_ipa_inline): Update.
5864 * ipa.c (pass_ipa_whole_program): Update.
5865 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
5866 * passes.c (ipa_write_summaries_1): Do not test wpa.
5867 (ipa_write_optimization_summaries_1): New.
5868 (ipa_write_optimization_summaries): New.
5869 (ipa_read_summaries): Do not test ltrans.
5870 (ipa_read_optimization_summaries_1): New.
5871 (ipa_read_optimization_summaries): New.
5873 2010-04-21 Jan Hubicka <jh@suse.cz>
5875 * lto-cgraph.c (lto_output_node): Do not output comdat groups
5877 (output_cgraph): Do not arrange comdat groups for boundary nodes.
5879 2010-04-21 Jakub Jelinek <jakub@redhat.com>
5882 * dwarf2out.c (add_name_and_src_coords_attributes): Add
5883 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
5885 2010-04-21 Jan Hubicka <jh@suse.cz>
5887 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
5889 2010-04-21 Jan Hubicka <jh@suse.cz>
5891 * varpool.c (decide_is_variable_needed): Variable is always needed
5894 2010-04-21 Jan Hubicka <jh@suse.cz>
5896 * opts.c (decode_options): Enable pure-const pass for whopr.
5898 2010-04-21 Jan Hubicka <jh@suse.cz>
5900 * cgraph.c (dump_cgraph_node): Dump also assembler name.
5901 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
5903 (cgraph_decide_inlining): Do not expect callee to be removed in all
5906 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
5908 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
5910 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
5912 * config/i386/i386.md (x86_shrd): Add athlon_decode and
5913 amdfam10_decode attributes.
5915 2010-04-21 Jakub Jelinek <jakub@redhat.com>
5918 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
5919 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
5920 (lower_copyprivate_clauses): Use private var in outer
5921 context instead of original var. Make sure the types
5922 are correct for VLAs.
5924 2010-04-21 Richard Guenther <rguenther@suse.de>
5926 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
5927 to non-pointer objects.
5929 2010-04-21 Jakub Jelinek <jakub@redhat.com>
5931 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
5932 last chain entry if it starts with the still current label.
5933 (add_location_or_const_value_attribute): Check that
5934 loc_list->first->next is NULL instead of comparing ->first with ->last.
5935 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
5936 to add_var_loc_to_decl.
5938 * dwarf2out.c (output_call_frame_info): For dw_cie_version
5939 >= 4 add also address size and segment size fields into CIE header.
5941 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
5942 long as address size is the same as sizeof (void *) and
5944 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
5945 address size or segment size is unexpected, return DW_EH_PE_omit.
5946 (classify_object_over_fdes): If get_cie_encoding returned
5947 DW_EH_PE_omit, return -1.
5948 (init_object): If classify_object_over_fdes returned -1,
5949 pretend there were no FDEs at all.
5951 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
5953 * config/i386/i386.md (bswap<mode>2): Macroize expander from
5954 bswap{si,di}2 using SWI48 mode iterator.
5955 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
5956 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
5957 set modrm attribute of bswap insn to 0 and remove length attribute.
5958 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
5959 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
5960 set mode attribute to <MODE> and remove length attribute.
5962 2010-04-20 James E. Wilson <wilson@codesourcery.com>
5964 PR rtl-optimization/43520
5965 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
5966 zero available registers.
5968 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5970 * builtins.c (fold_builtin_cproj): Fold more cases.
5972 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5974 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
5975 (fold_builtin_1): Fold builtin cproj.
5976 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
5977 Use ATTR_CONST_NOTHROW_LIST.
5979 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
5981 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
5982 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
5983 ffsi2_no_cmove for !TARGET_CMOVE.
5984 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
5985 (ffssi2): Remove expander.
5986 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
5988 (ctz<mode>2): Ditto from ctz{si,di}2.
5989 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
5991 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
5994 2010-04-20 Jakub Jelinek <jakub@redhat.com>
5996 * dwarf2out.c (AT_linkage_name): Define.
5997 (clone_as_declaration): Handle DW_AT_linkage_name.
5998 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
5999 of DW_AT_MIPS_linkage_name.
6000 (move_linkage_attr): Likewise.
6001 (dwarf2out_finish): Likewise.
6003 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
6006 * fold-const.c (fold_comparison): New folding rule.
6008 2010-04-20 Anatoly Sokolov <aesok@post.ru>
6010 * double-int.h (double_int_setbit): Declare.
6011 * double-int.c (double_int_setbit): New function.
6012 * rtl.h (immed_double_int_const): Declare.
6013 * emit-rtl.c (immed_double_int_const): New function.
6014 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
6015 and immed_double_int_const functions.
6016 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
6017 expand_copysign_bit): (Ditto.).
6018 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
6019 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
6020 * dojump.c (prefer_and_bit_test): (Ditto.).
6021 * expr.c (convert_modes, reduce_to_bit_field_precision,
6022 const_vector_from_tree): (Ditto.).
6023 * expmed.c (mask_rtx, lshift_value): (Ditto.).
6025 2010-04-20 Jan Hubicka <jh@suse.cz>
6027 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
6028 (dump_cgraph_node): Dump new flags.
6029 * cgraph.h (struct cgraph_node): Add flags
6030 reachable_from_other_partition and in_other_partition.
6031 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
6032 other partition can not be removed.
6033 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
6034 the other partition must be output; silence sanity checking on
6035 leaking functions bodies from other paritition.
6036 * lto-cgraph.c (reachable_from_other_partition_p): New function.
6037 (lto_output_node): Output new flags; do not sanity check that inline
6038 clones are output; drop lto_forced_extern_inline_p code; do not mock
6039 visibility flags at partition boundaries.
6040 (add_node_to): New function.
6041 (output_cgraph): Use it to sort functions so masters appear before
6043 (input_overwrite_node): Input new flags.
6044 * passes.c (ipa_write_summaries): Do not call
6045 lto_new_extern_inline_states.
6046 * lto-section-out.c (forced_extern_inline,
6047 lto_new_extern_inline_states lto_delete_extern_inline_states,
6048 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
6049 * lto-streamer.h (lto_new_extern_inline_states,
6050 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
6051 lto_forced_extern_inline_p): Kill.
6053 2010-04-20 Richard Guenther <rguenther@suse.de>
6055 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
6056 from vars that can have pointers.
6057 (process_constraint): Dump useless constraints.
6059 2010-04-20 Richard Guenther <rguenther@suse.de>
6061 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
6062 (dump_sa_points_to_info): Remove asserts.
6063 (init_base_vars): nothing_id isn't an escape point nor does it
6066 2010-04-20 Jakub Jelinek <jakub@redhat.com>
6068 * tree.h (TYPE_REF_IS_RVALUE): Define.
6069 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
6070 should_move_die_to_comdat, prune_unused_types_walk): Handle
6071 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
6072 (modified_type_die, gen_reference_type_die): Emit
6073 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
6074 if TYPE_REF_IS_RVALUE and -gdwarf-4.
6076 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6079 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
6080 calls for -fpic -m31 if they have been sibcall optimized.
6082 2010-04-19 James E. Wilson <wilson@codesourcery.com>
6084 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
6085 ar.lc fixed and call-used.
6087 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
6089 2010-04-19 Jan Hubicka <jh@suse.cz>
6091 * opts.c (decode_options): Disable whpr incompatible passes.
6092 * lto/lto.c (lto_1_to_1_map): Skip clones.
6093 (read_cgraph_and_symbols): Do not mark everything as needed.
6094 (do_whole_program_analysis): Do map only after optimizing;
6095 set proper cgraph_state; use passmanager.
6097 2010-04-19 DJ Delorie <dj@redhat.com>
6099 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
6100 POINTER_PLUS_EXPR and fix them.
6102 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
6104 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
6105 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
6106 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
6107 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
6108 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
6109 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
6110 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
6111 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
6112 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
6113 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
6114 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
6116 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
6118 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
6119 (check_cond_move_block): Likewise.
6120 (cond_move_process_if_block): Likewise.
6121 (noce_find_if_block): Improve formatting.
6122 (find_if_header): Pass 0 to memset and tweak conditions.
6123 (cond_exec_find_if_block): Fix long lines and tweak conditions.
6125 2010-04-19 Jakub Jelinek <jakub@redhat.com>
6127 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
6131 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
6132 with non-local decl doesn't need chain.
6134 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
6136 * ira-color.c (allocno_reload_assign): Avoid accumulating
6137 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
6139 2010-04-19 Martin Jambor <mjambor@suse.cz>
6141 * gimple.h (create_tmp_reg): Declare.
6142 * gimplify.c (create_tmp_reg): New function.
6143 (gimplify_return_expr): Use create_tmp_reg.
6144 (gimplify_omp_atomic): Likewise.
6145 (gimple_regimplify_operands): Likewise.
6146 * tree-dfa.c (make_rename_temp): Likewise.
6147 * tree-predcom.c (predcom_tmp_var): Likewise.
6148 (reassociate_to_the_same_stmt): Likewise.
6149 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
6150 (get_replaced_param_substitute): Likewise.
6151 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
6152 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
6153 * tree-ssa-pre.c (get_representative_for): Likewise.
6154 (create_expression_by_pieces): Likewise.
6155 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
6156 (create_tailcall_accumulator): Likewise.
6158 2010-04-19 Martin Jambor <mjambor@suse.cz>
6160 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
6162 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
6164 2010-04-19 Richard Guenther <rguenther@suse.de>
6166 PR tree-optimization/43796
6167 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
6168 from SCEV in the lattice.
6169 (vrp_visit_phi_node): Dump change.
6171 2010-04-19 Richard Guenther <rguenther@suse.de>
6173 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
6174 * configure: Re-generated.
6176 2010-04-19 Richard Guenther <rguenther@suse.de>
6178 PR tree-optimization/43783
6179 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
6180 constant ARRAY_REF operands two and three if possible.
6182 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
6185 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
6187 2010-04-19 Jie Zhang <jie@codesourcery.com>
6190 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
6192 2010-04-19 Ira Rosen <irar@il.ibm.com>
6194 PR tree-optimization/37027
6195 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
6196 and macro to access it.
6197 (vectorizable_reduction): Add argument.
6198 (vect_get_slp_defs): Likewise.
6199 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
6200 statements for possible use in SLP.
6201 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
6202 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
6203 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
6205 (vectorizable_reduction): Likewise.
6206 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
6208 (vectorizable_type_demotion, vectorizable_type_promotion,
6209 vectorizable_store): Likewise.
6210 (vect_analyze_stmt): Update call to vectorizable_reduction.
6211 (vect_transform_stmt): Likewise.
6212 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
6213 (vect_build_slp_tree): Fix indentation. Check that there are no loads
6214 from different interleaving chains in same node.
6215 (vect_slp_rearrange_stmts): New function.
6216 (vect_supported_load_permutation_p): Allow load permutations for
6217 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
6218 inside SLP nodes if necessary.
6219 (vect_analyze_slp_instance): Handle reductions.
6220 (vect_analyze_slp): Try to build SLP instances originating from groups
6222 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
6223 (vect_get_constant_vectors): Create initial vectors for reductions
6224 according to reduction code. Add new argument.
6225 (vect_get_slp_defs): Add new argument, pass it to
6226 vect_get_constant_vectors.
6227 (vect_schedule_slp_instance): Remove SLP tree root statements.
6229 2010-04-19 Jakub Jelinek <jakub@redhat.com>
6231 * tree.h (ENUM_IS_SCOPED): Define.
6232 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
6233 for ENUM_IS_SCOPED enums.
6235 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
6237 * fold-const.c (fold_comparison): Use ssizetype.
6238 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
6239 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
6240 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
6241 * tree-object-size.c (compute_object_sizes): Use size_type_node.
6243 * tree.h (initialize_sizetypes): Remove parameter.
6244 (build_common_tree_nodes): Remove second parameter.
6245 * stor-layout.c (initialize_sizetypes): Remove parameter.
6246 Always create an unsigned type.
6247 (set_sizetype): Assert that the passed type is unsigned and simplify.
6248 * tree.c (build_common_tree_nodes): Remove second parameter.
6249 Adjust call to initialize_sizetypes.
6250 * c-decl.c (c_init_decl_processing): Remove second argument in call to
6251 build_common_tree_nodes.
6253 2010-04-18 Matthias Klose <doko@ubuntu.com>
6255 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
6257 2010-04-18 Ira Rosen <irar@il.ibm.com>
6259 PR tree-optimization/43771
6260 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
6261 load permutation doesn't have gaps.
6263 2010-04-18 Jan Hubicka <jh@suse.cz>
6265 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
6266 (sse_prologue_save_insn expander): Use new pattern.
6267 (sse_prologue_save_insn1): New pattern and splitter.
6268 (sse_prologue_save_insn): Update to deal also with 64bit aligned
6270 * i386.c (setup_incoming_varargs_64): Do not compute jump
6272 (ix86_gimplify_va_arg): Update alignment needed.
6273 (ix86_local_alignment): Do not align all local arrays to 128bit.
6275 2010-04-17 Jan Hubicka <jh@suse.cz>
6277 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
6279 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
6281 * arm.md (negdi2): Remove redundant code to force values into a
6284 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
6286 * arm/bpabi.S: Add EABI alignment attributes to objects.
6287 * arm/bpabi-v6m.S: Likewise.
6288 * arm/crti.asm: Likewise.
6289 * arm/crtn.asm: Likewise.
6290 * arm/lib1funcs.asm: Likewise.
6291 * arm/libunwind.S: Likewise.
6293 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
6295 * arm-protos.h (tune_params): New structure.
6296 * arm.c (current_tune): New variable.
6297 (arm_constant_limit): Delete.
6298 (struct processors): Add pointer to the tune parameters.
6299 (arm_slowmul_tune): New tuning option.
6300 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
6301 (all_cores): Adjust to pick up the tuning model.
6302 (arm_constant_limit): New function.
6303 (arm_override_options): Select the appropriate tuning model. Delete
6304 initialization of arm_const_limit.
6305 (arm_split_constant): Use the new constant-limit model.
6306 (arm_rtx_costs): Pick up the current tuning model.
6307 * arm.md (is_strongarm, is_xscale): Delete.
6308 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
6309 for Xscale variant architectures.
6310 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
6312 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6314 * config/arm/arm.c (arm_gen_constant): Remove unused variable
6316 (arm_rtx_costs_1): Remove unused variable extra_cost.
6317 (arm_unwind_emit_set): Use variable offset.
6318 (thumb1_output_casesi): Remove unused variable flags.
6320 2010-04-16 Jeff Law <law@redhat.com>
6322 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
6323 needing assignment rather than doing a two-phase assignment. Remove
6324 unused variable 'm'.
6326 2010-04-16 Jakub Jelinek <jakub@redhat.com>
6329 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
6331 2010-04-16 Doug Kwan <dougkwan@google.com>
6333 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
6334 (next_operand_entry_id): New static variable.
6335 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
6336 (add_to_ops_vec): Assigned unique ID to operand entry.
6337 (struct oecount_s): New field ID.
6338 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
6339 (undistribute_ops_list): Assign unique IDs to oecounts.
6340 (init_reassoc): reset next_operand_entry_id.
6342 2010-04-16 Doug Kwan <dougkwan@google.com>
6344 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
6345 missing left parenthesis.
6347 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
6349 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
6350 *btdi_rex64 using SWI48 mode iterator.
6351 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
6352 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
6353 *jcc_btdi_mask_rex64.
6355 2010-04-16 Anatoly Sokolov <aesok@post.ru>
6357 * double-int.h (tree_to_double_int): Convert to macro.
6358 * double-int.c (tree_to_double_int): Remove.
6360 2010-04-16 Jakub Jelinek <jakub@redhat.com>
6363 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
6364 with want_address 2 and in case a single element list might be
6365 possible, call it again with want_address 0.
6367 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6369 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
6370 case 'W' print operands for HI mode.
6371 * config/h8300/h8300.h (Y0, Y2) : New constraints.
6372 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
6373 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
6374 * config/h8300/predicate.md (bit_register_indirect_operand): New.
6376 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
6378 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
6379 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
6380 #xx:3 and #xx:4 mode.
6382 * config/h8300/h8300.md (inverted load with HImode dest): Add
6383 support for H8300SX.
6385 * config/h8300/predicate.md (bit_operand): Allow immediate values that
6386 satisfy 'U' constraint.
6388 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6390 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
6391 * configure: Regenerate.
6392 * config.in: Regenerate.
6393 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
6396 2010-04-16 Richard Guenther <rguenther@suse.de>
6398 * tree.h (struct tree_decl_minimal): Move pt_uid ...
6399 (struct tree_decl_common): ... here.
6400 (DECL_PT_UID): Adjust.
6401 (SET_DECL_PT_UID): Likewise.
6402 (DECL_PT_UID_SET_P): Likewise.
6404 2010-04-16 Richard Guenther <rguenther@suse.de>
6406 PR tree-optimization/43572
6407 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
6408 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
6409 * tree-flow.h (is_call_clobbered): Remove.
6410 * tree-flow-inline.h (is_call_clobbered): Likewise.
6411 * tree-dfa.c (dump_variable): Do not dump call clobber state.
6412 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
6413 (execute_return_slot_opt): Adjust.
6414 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
6415 check for call clobbered vars here.
6416 (find_tail_calls): Move tailcall verification to the
6419 2010-04-16 Diego Novillo <dnovillo@google.com>
6421 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
6423 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
6426 * config/arm/arm.md (cbranchqi4): New pattern.
6427 * config/arm/predicates.md (const0_operand,
6428 cbranchqi4_comparison_operator): New predicates.
6430 2010-04-16 Richard Guenther <rguenther@suse.de>
6432 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
6433 (dump_gimple_stmt): Likewise.
6435 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
6437 * recog.h (struct recog_data): New field is_operator.
6438 (struct insn_operand_data): New field is_operator.
6439 * recog.c (extract_insn): Set recog_data.is_operator.
6440 * genoutput.c (output_operand_data): Emit code to set the
6442 * reload.c (find_reloads): Use it rather than testing for an
6443 empty constraint string.
6446 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
6447 If the previous insn is a cbranchsi4_insn with the same arguments,
6448 omit the compare instruction.
6450 * config/arm/arm.md (addsi3_cbranch): If destination is a high
6451 register, inputs must be low registers and we need a low register
6452 scratch. Handle alternative 2 like alternative 3.
6454 2010-04-16 Jakub Jelinek <jakub@redhat.com>
6456 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
6457 don't call get_addr on both. If one expression is a VALUE and
6458 the other a REG, check VALUE's locs if the REG isn't among them.
6460 2010-04-16 Christian Bruel <christian.bruel@st.com>
6462 * config/sh/sh.h (sh_frame_pointer_required): New function.
6463 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
6464 (flag_omit_frame_pointer) Set.
6465 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
6466 (rounded_frame_size): Adjust size with outgoing_args_size.
6467 (sh_set_return_address): Must return from stack pointer.
6468 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
6469 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
6470 (ACCUMULATE_OUTGOING_ARGS): Define.
6471 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
6472 * gcc/config/sh/sh.opt (maccumulate-outgoing-args): New option.
6474 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
6477 * config/sh/sh.c (sh_legitimize_reload_address): Use
6478 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
6479 Remove a unneeded check for offset_base.
6481 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
6483 * configure: Regenerated.
6485 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6487 * config/s390/s390.c (s390_call_save_register_used): Switch back
6488 to HARD_REGNO_NREGS.
6490 2010-04-15 Richard Guenther <rguenther@suse.de>
6492 * alias.c (alias_set_subset_of): Handle alias-set zero
6495 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
6496 Julian Brown <julian@codesourcery.com>
6498 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
6499 alternatives according to use of high and low regs.
6500 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
6501 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
6502 optimizing for size on Thumb-2.
6504 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
6506 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
6508 2010-04-15 Richard Guenther <rguenther@suse.de>
6510 * tree-ssa-structalias.c (struct variable_info): Add
6512 (new_var_info): Initialize it.
6513 (dump_constraints): Support printing last added constraints.
6514 (debug_constraints): Adjust.
6515 (dump_constraint_graph): Likewise.
6516 (make_heapvar_for): Check for NULL cfun.
6517 (get_function_part_constraint): New function.
6518 (get_fi_for_callee): Likewise.
6519 (find_func_aliases): Properly implement IPA PTA constraints.
6520 (process_ipa_clobber): New function.
6521 (find_func_clobbers): Likewise.
6522 (insert_into_field_list_sorted): Remove.
6523 (create_function_info_for): Properly allocate vars for IPA mode.
6524 Do not use insert_into_field_list_sorted.
6525 (create_variable_info_for): Properly generate constraints for
6526 global vars in IPA mode.
6527 (dump_solution_for_var): Always dump the solution.
6528 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
6529 (find_what_var_points_to): Adjust.
6530 (pt_solution_set): Change.
6531 (pt_solution_ior_into): New function.
6532 (pt_solution_empty_p): Export.
6533 (pt_solution_includes_global): Adjust.
6534 (pt_solution_includes_1): Likewise.
6535 (pt_solutions_intersect_1): Likewise.
6536 (dump_sa_points_to_info): Check some invariants.
6537 (solve_constraints): Move constraint dumping ...
6538 (compute_points_to_sets): ... here.
6539 (ipa_pta_execute): ... and here.
6540 (compute_may_aliases): Do not re-compute points-to info
6541 locally if IPA info is available.
6542 (ipa_escaped_pt): New global var.
6543 (ipa_pta_execute): Properly implement IPA PTA.
6544 * tree-into-ssa.c (dump_decl_set): Support dumping
6545 decls not in referenced-vars.
6546 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
6547 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
6548 (dump_points_to_solution): Likewise.
6549 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
6550 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
6551 (remap_gimple_stmt): Reset call clobber/use information if necessary.
6552 (copy_decl_to_var): Copy DECL_PT_UID.
6553 (copy_result_decl_to_var): Likewise.
6554 * tree.c (make_node_stat): Initialize DECL_PT_UID.
6555 (copy_node_stat): Copy it.
6556 * tree.h (DECL_PT_UID): New macro.
6557 (SET_DECL_PT_UID): Likewise.
6558 (DECL_PT_UID_SET_P): Likewise.
6559 (struct tree_decl_minimal): Add pt_uid member.
6560 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
6561 (pt_solution_empty_p): Declare.
6562 (pt_solution_set): Adjust.
6563 (ipa_escaped_pt): Declare.
6564 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
6565 * gimple-pretty-print.c (pp_points_to_solution): New function.
6566 (dump_gimple_call): Dump call clobber/use information.
6567 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
6568 * tree-pass.h (TDF_ALIAS): New dump option.
6569 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
6570 * doc/invoke.texi (-fipa-pta): Update documentation.
6572 2010-04-15 Richard Guenther <rguenther@suse.de>
6574 * Makefile.in (OBJS-common): Add gimple-fold.o.
6575 (gimple-fold.o): New rule.
6576 * tree.h (maybe_fold_offset_to_reference,
6577 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
6579 * gimple.h: ... here.
6580 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
6581 may_propagate_address_into_dereference): Move prototypes ...
6582 * gimple.h: ... here.
6583 * tree-ssa-ccp.c (get_symbol_constant_value,
6584 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
6585 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
6586 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
6587 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
6588 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
6589 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
6590 gimplify_and_update_call_from_tree): Move ...
6591 * gimple-fold.c: ... here. New file.
6592 (ccp_fold_builtin): Rename to ...
6593 (gimple_fold_builtin): ... this.
6594 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
6596 2010-04-15 Richard Guenther <rguenther@suse.de>
6598 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
6599 fit_double_type, force_fit_type_double, add_double_with_sign,
6600 neg_double, mul_double_with_sign, lshift_double, rshift_double,
6601 lrotate_double, rrotate_double, div_and_round_double): Move ...
6602 * double-int.c: ... here.
6603 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
6604 add_double, neg_double, mul_double_with_sign, mul_double,
6605 lshift_double, rshift_double, lrotate_double, rrotate_double,
6606 div_and_round_double): Move prototypes ...
6607 * double-int.h: ... here.
6609 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
6612 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
6613 matching constraints to ensure inputs match the output.
6615 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
6618 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
6619 in an input-only operand.
6621 2010-04-15 Anatoly Sokolov <aesok@post.ru>
6623 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
6624 (double_int_not, double_int_lshift, double_int_rshift): Declare.
6625 (double_int_negative_p): Convert to static inline function.
6626 * double-int.c (double_int_lshift, double_int_lshift): New functions.
6627 (double_int_negative_p): Remove.
6628 * tree.h (lshift_double, rshift_double):
6629 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
6630 * fold-const.c (fold_convert_const_int_from_real,
6631 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
6632 (lshift_double): Change type of arith argument to bool.
6633 (rshift_double): Change type of arith argument to bool. Correct
6635 * expmed.c (mask_rtx, lshift_value): (Ditto.).
6637 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
6640 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
6641 at the start and end of the then/else blocks, and omit them from the
6643 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
6644 argument; all callers changed. Pass zero to old_insns_match_p instead.
6645 (flow_find_head_matching_sequence): New function.
6646 (old_insns_match_p): Check REG_EH_REGION notes for calls.
6647 * basic-block.h (flow_find_cross_jump,
6648 flow_find_head_matching_sequence): Declare functions.
6650 2010-04-14 Jason Merrill <jason@redhat.com>
6653 * c-common.c (attribute_takes_identifier_p): New fn.
6654 * c-common.h: Declare it.
6656 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6658 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
6660 (*udivmod<mode>4): Ditto.
6662 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6664 * config/i386/i386.md (maxmin_int): Rename code attribute from
6665 maxminiprefix and update all users.
6666 (maxmin_float): Ditto from maxminfprefix.
6667 (logic): Ditto from logicprefix.
6668 (absneg_mnemonic): Ditto from absnegprefix.
6669 * config/i386/mmx.md: Update all users of maxminiprefix,
6670 maxminfprefix and logicprefix for rename.
6671 * config/i386/sse.md: Ditto.
6672 * config/i386/sync.md (sync_<code><mode>): Update for
6675 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
6678 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
6679 warnings converted to errors.
6681 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6683 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
6684 used insn_type variable.
6685 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
6686 to avoid set-but-not-used warning.
6688 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6690 * df-core.c (df_ref_debug): Change format string placeholder
6692 * dwarf2asm.c (dw2_asm_output_data_raw,
6693 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
6694 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
6695 * dwarf2out.c (output_cfi, output_cfi_directive,
6696 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
6697 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
6699 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
6700 * print-rtl.c (print_rtx): Ditto.
6702 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6705 * builtins.c (expand_builtin_pow_root): New function to expand pow
6706 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
6707 series of sqrt and cbrt calls under -ffast-math.
6708 (expand_builtin_pow): Call it.
6710 2010-04-14 Michael Matz <matz@suse.de>
6712 PR tree-optimization/42963
6713 * tree-cfg.c (touched_switch_bbs): New static variable.
6714 (group_case_labels_stmt): New function broken out from ...
6715 (group_case_labels): ... here, use the above.
6716 (start_recording_case_labels): Allocate touched_switch_bbs.
6717 (end_recording_case_labels): Deallocate it, call
6718 group_case_labels_stmt.
6719 (gimple_redirect_edge_and_branch): Remember index of affected BB.
6721 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6723 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
6726 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6728 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
6730 2010-04-13 Jan Hubicka <jh@suse.cz>
6732 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
6733 of optimized out static functions.
6734 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
6735 cost computation. Also sanity check for overflows.
6736 (update_caller_keys): Update cgraph_edge_badness call; properly
6737 update fibheap and sanity check that it is up to date.
6738 (add_new_edges_to_heap): Update cgraph_edge_badness.
6739 (cgraph_decide_inlining_of_small_function): Likewise;
6740 add sanity checking that badness in heap is up to date;
6741 improve dumping of reason; Update badness of calls to the
6742 offline copy of function currently inlined; dump badness
6743 of functions not inlined because of unit growth limits.
6745 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
6748 * c-common.c (pointer_int_sum): Disregard overflow that occured only
6749 because of sign-extension change when converting to sizetype here...
6750 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
6752 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
6753 the folding to constants. Remove redundant final conversion.
6754 (fold_binary) <associate>: Do not associate if the re-association of
6755 constants alone overflows.
6756 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
6757 to the end of the list.
6758 (multiple_of_p) <COND_EXPR>: New case.
6760 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
6762 * opt-functions.awk (opt_sanitized_name): New.
6764 * optc-gen.awk: Use it
6765 * opth-gen.awk: Use it.
6767 2010-04-13 Martin Jambor <mjambor@suse.cz>
6769 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
6770 (sra_modify_assign): Delete stmts loading dead data even if racc has no
6771 children. Call replace_uses_with_default_def_ssa_name to handle
6774 2010-04-13 Michael Matz <matz@suse.de>
6777 * builtins.c (expand_builtin_interclass_mathfn): Also create
6778 a register if the predicate doesn't match.
6780 2010-04-13 Diego Novillo <dnovillo@google.com>
6782 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
6783 * c-pch.c: Include timevar.h.
6784 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
6785 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
6786 * ggc-common.c: Include timevar.h.
6787 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
6788 * timevar.def (TV_PCH_SAVE): Define.
6789 (TV_PCH_CPP_SAVE): Define.
6790 (TV_PCH_PTR_REALLOC): Define.
6791 (TV_PCH_PTR_SORT): Define.
6792 (TV_PCH_RESTORE): Define.
6793 (TV_PCH_CPP_RESTORE): Define.
6795 2010-04-13 Michael Matz <matz@suse.de>
6797 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
6799 (can_reassociate_p): New function.
6800 (break_up_subtract_bb, reassociate_bb): Use it.
6802 2010-04-13 Richard Guenther <rguenther@suse.de>
6805 * builtins.c (c_readstr): Fix assert.
6807 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
6809 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
6810 when generating cltd insn.
6812 (*ashl<mode>3_1): Remove special handling for register operand 2.
6813 (*ashlsi3_1_zext): Ditto.
6814 (*ashlhi3_1): Ditto.
6815 (*ashlhi3_1_lea): Ditto.
6816 (*ashlqi3_1): Ditto.
6817 (*ashlqi3_1_lea): Ditto.
6818 (*<shiftrt_insn><mode>3_1): Ditto.
6819 (*<shiftrt_insn>si3_1_zext): Ditto.
6820 (*<shiftrt_insn>qi3_1_slp): Ditto.
6821 (*<rotate_insn><mode>3_1): Ditto.
6822 (*<rotate_insn>si3_1_zext): Ditto.
6823 (*<rotate_insn>qi3_1_slp): Ditto.
6825 2010-04-13 Richard Guenther <rguenther@suse.de>
6827 * tree-ssa-structalias.c (callused_id): Remove.
6828 (call_stmt_vars): New.
6829 (get_call_vi): Likewise.
6830 (lookup_call_use_vi): Likewise.
6831 (lookup_call_clobber_vi): Likewise.
6832 (get_call_use_vi): Likewise.
6833 (get_call_clobber_vi): Likewise.
6834 (make_transitive_closure_constraints): Likewise.
6835 (handle_const_call): Adjust to do per-call call-used handling.
6836 (handle_pure_call): Likewise.
6837 (find_what_var_points_to): Remove general callused handling.
6838 (init_base_vars): Likewise.
6839 (init_alias_vars): Initialize call_stmt_vars.
6840 (compute_points_to_sets): Process call-used and call-clobbered
6841 vars for call statements.
6842 (delete_points_to_sets): Free call_stmt_vars.
6844 2010-04-13 Richard Guenther <rguenther@suse.de>
6846 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
6847 Only add RW dependence for dependence distance zero.
6848 Adjust maximal vectorization factor according to dependences.
6849 Move alignment handling ...
6850 (vect_find_same_alignment_drs): ... here. New function.
6851 (vect_analyze_data_ref_dependences): Adjust.
6852 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
6853 (vect_analyze_data_refs): Adjust minimal vectorization factor
6854 according to data references.
6855 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
6856 dependences before determining the vectorization factor.
6857 Analyze alignment after determining the vectorization factor.
6858 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
6859 dependences before alignment.
6860 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
6862 (vect_analyze_data_refs): Likewise.
6863 (MAX_VECTORIZATION_FACTOR): New define.
6865 2010-04-13 Duncan Sands <baldrick@free.fr>
6867 * except.h (lang_eh_type_covers): Remove.
6868 * except.c (lang_eh_type_covers): Likewise.
6870 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6871 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6873 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
6874 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
6875 UNITS_PER_LONG where it is ABI relevant.
6876 (s390_return_addr_rtx): Likewise.
6877 (s390_back_chain_rtx): Likewise.
6878 (s390_frame_area): Likewise.
6879 (s390_frame_info): Likewise.
6880 (s390_initial_elimination_offset): Likewise.
6881 (save_gprs): Likewise.
6882 (s390_emit_prologue): Likewise.
6883 (s390_emit_epilogue): Likewise.
6884 (s390_function_arg_advance): Likewise.
6885 (s390_function_arg): Likewise.
6886 (s390_va_start): Likewise.
6887 (s390_gimplify_va_arg): Likewise.
6888 (s390_function_profiler): Likewise.
6889 (s390_optimize_prologue): Likewise.
6890 (s390_rtx_costs): Likewise.
6891 (s390_secondary_reload): Likewise.
6892 (s390_promote_function_mode): Likewise.
6893 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
6894 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
6895 registers available.
6896 (s390_unwind_word_mode): New function.
6897 (s390_function_value): Split 64 bit values into register pair if
6898 used as return value.
6899 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
6900 function call parameters. Handle parallels.
6901 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
6902 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
6903 (DWARF_CIE_DATA_ALIGNMENT): New macro.
6904 (s390_expand_setmem): Remove unused variable src_addr.
6905 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
6906 deal with 64 bit registers.
6907 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
6908 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
6909 (UNITS_PER_LONG): New macro.
6910 * libjava/include/s390-signal.h: Define extended ucontext
6911 structure containing the upper halfs of the 64 bit registers.
6913 2010-04-13 Simon Baldwin <simonb@google.com>
6915 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
6917 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
6919 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
6920 rvalue on the RHS if the LHS is of a non-renamable type.
6921 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
6923 2010-04-13 Matthias Klose <doko@ubuntu.com>
6925 * gcc.c (cc1_options): Handle -iplugindir before processing
6926 the cc1 spec. Only add -iplugindir once.
6927 (cpp_unique_options): Add -iplugindir option if -fplugin* options
6929 * common.opt (iplugindir): Remove `Separate' property, initialize.
6930 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
6932 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
6933 (distclean): Remove plugin dir.
6934 * doc/invoke.texi: Document -iplugindir.
6936 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
6938 * doc/plugins.texi (Loading Plugins): Document short
6939 -fplugin=foo option.
6940 (Plugin API): Mention default_plugin_dir_name function.
6942 * gcc.c (find_file_spec_function): Add new declaration.
6943 (static_spec_func): Use it for "find-file".
6944 (find_file_spec_function): Add new function.
6945 (cc1_options): Add -iplugindir option if -fplugin* options found.
6947 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
6949 * plugin.c (add_new_plugin): Updated comment, and handle short
6951 (default_plugin_dir_name): Added new function.
6953 * common.opt (iplugindir): New option to set the plugin directory.
6955 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
6957 * config/i386/i386.md (any_rotate): New code iterator.
6958 (rotate_insn): New code attribute.
6960 (SWIM124): New mode iterator.
6961 (<rotate_insn>ti3): New expander.
6962 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
6963 any_rotate code iterator.
6964 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
6965 using any_rotate code iterator and SWIM124 mode iterator.
6966 (ix86_rotlti3): New insn_and_split pattern.
6967 (ix86_rotrti3): Ditto.
6968 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
6969 ix86_rotl{di,ti}3 patterns.
6970 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
6971 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
6972 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
6973 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
6974 code iterator and SWI mode iterator.
6975 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
6976 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
6978 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
6979 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
6980 (bswap rotatert splitter): Add splitter.
6981 (bswap splitter): Macroize splitter using any_rotate code iterator.
6982 Add insn predicate to split only for TARGET_USE_XCHGB or when
6983 optimizing function for size.
6985 2010-04-12 Steve Ellcey <sje@cup.hp.com>
6987 * config/pa/pa.c (emit_move_sequence): Remove use of
6988 deleted variable flag_argument_noalias.
6990 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6992 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
6994 Add to unsupported targets list.
6995 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
6996 sparc*-sun-solaris2.[567]* from target lists.
6997 * configure: Regenerate.
6998 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
7000 Remove Solaris 7 patch references.
7001 (Specific, sparc-sun-solaris2.7): Removed.
7002 (sparc-sun-solaris2*): Update Solaris 7 example.
7003 (sparc64-*-solaris2*): Likewise.
7005 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7007 * config.build (alpha*-dec-osf4*): Remove.
7008 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
7009 of obsolete configurations.
7010 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
7012 * config/alpha/t-osf4: Renamed to ...
7013 * config/alpha/t-osf5: ... this.
7014 * config/alpha/osf.h: Renamed to ...
7015 * config/alpha/osf5.h: ... this.
7016 Merged old osf5.h contents.
7018 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
7019 (EXTRA_SPECS): Removed.
7020 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
7021 reflect removal of Tru64 UNIX V4.0/V5.0 support.
7024 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7026 * doc/contrib.texi (Contributors, Rainer Orth): Update.
7028 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
7031 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
7032 __thiscall convention.
7034 2010-04-12 Steve Ellcey <sje@cup.hp.com>
7036 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
7038 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
7040 2010-04-12 Steve Ellcey <sje@cup.hp.com>
7042 * function.c (assign_parms_initialize_all): Add unused attribute
7045 2010-04-12 Richard Guenther <rguenther@suse.de>
7047 * gsstruct.def (GSS_CALL): New.
7048 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
7049 * gimple.h: Include tree-ssa-alias.h.
7050 (struct gimple_statement_call): New.
7051 (union gimple_statement_struct_d): Add gimple_call member.
7052 (gimple_call_reset_alias_info): Declare.
7053 (gimple_call_use_set): New function.
7054 (gimple_call_clobber_set): Likewise.
7055 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
7056 * gimple.c (gimple_call_reset_alias_info): New function.
7057 (gimple_build_call_1): Call it.
7058 * lto-streamer-in.c (input_gimple_stmt): Likewise.
7059 * tree-inline.c (remap_gimple_stmt): Likewise.
7060 (expand_call_inline): Remove callused handling.
7061 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
7062 * tree-dfa.c (dump_variable): Likewise.
7063 * tree-parloops.c (parallelize_loops): Likewise.
7064 * tree-ssa.c (init_tree_ssa): Likewise.
7065 (delete_tree_ssa): Likewise.
7066 * tree-flow-inline.h (is_call_used): Remove.
7067 * tree-flow.h (struct gimple_df): Remove callused member.
7068 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
7069 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
7070 (ref_maybe_used_by_call_p_1): Simplify.
7071 (call_may_clobber_ref_p_1): Likewise.
7072 * tree-ssa-structalias.c (compute_points_to_sets): Set
7073 the call stmt used and clobbered sets.
7074 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
7075 (find_tail_calls): Verify the tail call.
7077 2010-04-12 Richard Guenther <rguenther@suse.de>
7079 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
7080 single-iteration always-inline inlining.
7081 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
7082 (cgraph_decide_inlining): Do not handle always-inline specially.
7083 (try_inline): Remove always-inline cycle detection special case.
7084 Do not recurse on always-inlines.
7085 (cgraph_early_inlining): Do not iterate if not optimizing.
7086 (cgraph_gate_early_inlining): remove.
7087 (pass_early_inline): Run unconditionally.
7088 (gate_cgraph_decide_inlining): New function.
7089 (pass_ipa_inline): Use it. Do not run the IPA inliner if
7090 not inlining or optimizing.
7091 (cgraph_decide_inlining_of_small_functions): Also consider
7092 always-inline functions.
7093 (cgraph_default_inline_p): Return true for nodes which should
7094 disregard inline limits.
7095 (estimate_function_body_sizes): Assume zero size and time for
7096 nodes which are marked as disregarding inline limits.
7097 (cgraph_decide_recursive_inlining): Do not perform recursive
7098 inlining on always-inline nodes.
7100 2010-04-12 Jakub Jelinek <jakub@redhat.com>
7103 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
7104 for exprs satisfying handled_component_p.
7106 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
7108 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
7109 non-constant aggregate elements.
7111 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
7112 is a real initialization.
7114 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
7117 * c-decl.c (start_function): Move forward check for nested function.
7119 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7121 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
7122 * config/sh/sh.c: Include reload.h.
7123 (sh_legitimize_reload_address): New.
7124 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
7125 sh_legitimize_reload_address.
7127 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7129 * config/sh/sh.md (*movqi_pop): New insn pattern.
7130 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
7132 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
7134 * config/i386/i386.md (any_shiftrt): New code iterator.
7135 (shiftrt_insn): New code attribute.
7137 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
7138 using any_shiftrt code iterator.
7139 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
7140 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
7141 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
7142 pattern from corresponding peephole2 patterns.
7143 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
7144 using any_shiftrt code iterator.
7145 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
7146 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
7147 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
7148 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
7149 *{ashr,lshr}<mode>3_cmp_zext.
7150 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
7152 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
7154 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
7156 (*lshr<mode>3_cconly): Ditto.
7158 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
7160 * config/i386/i386.md (lshr<mode>3): Macroize expander from
7161 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
7162 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
7163 pattern from *lshr{di,ti}3_1 and corresponding splitters using
7165 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
7166 from corresponding peephole2 patterns.
7167 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
7168 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
7169 and *lshrdi3_1_rex64 using SWI mode iterator.
7170 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
7171 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
7172 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
7173 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
7174 and *lshrdi3_cmp_rex64 using SWI mode iterator.
7175 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
7176 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
7177 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
7178 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
7181 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
7183 * config/i386/i386.md (ashr<mode>3): Macroize expander from
7184 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
7185 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
7186 pattern from *ashr{di,ti}3_1 and corresponding splitters using
7188 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
7189 from corresponding peephole2 patterns.
7190 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
7191 (ashrsi3_cvt): Rename from ashrsi3_31.
7192 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
7193 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
7194 and x86_64_shift_adj_3 using SWI48 mode iterator.
7195 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
7196 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
7197 and *ashrdi3_1_rex64 using SWI mode iterator.
7198 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
7199 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
7200 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
7201 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
7202 and *ashrdi3_cmp_rex64 using SWI mode iterator.
7203 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
7204 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
7205 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
7206 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
7208 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
7209 * config/i386/i386.c (ix86_split_ashr): Update for renamed
7210 x86_shift<mode>_adj_3 expanders.
7212 2010-04-10 Wei Guozhi <carrot@google.com>
7215 * config/arm/arm.c (arm_pic_static_addr): New function.
7216 (legitimize_pic_address): Call arm_pic_static_addr when it detects
7218 (arm_output_addr_const_extra): Output expression for new pattern.
7219 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
7221 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
7223 * ira-costs.c (record_reg_classes): Ignore alternatives that are
7226 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
7227 * web.c: Include "insn-config.h" and "recog.h".
7228 (union_match_dups): New function.
7229 (web_main): Call it.
7230 (union_defs): Don't try to recognize match_dups.
7232 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
7233 if doing so would replace the entire pattern.
7235 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
7239 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
7240 and splitter pattern. Change splitter operand 1 predicate to
7243 2010-04-09 Martin Jambor <mjambor@suse.cz>
7245 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
7246 lattices are addresses of CONST_DECLs with the same initial value.
7247 (ipcp_print_all_lattices): Print values of CONST_DECLs.
7248 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
7250 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
7251 Bernd Schmidt <bernds@codesourcery.com>
7253 * loop-invariant.c (replace_uses): New static function.
7254 (move_invariant_reg): Use it to ensure we can replace the uses.
7256 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
7258 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
7260 (picochip_override_options): Enable section anchors only above -O1.
7261 (picochip_reorg): Fixed a couple of build warnings.
7263 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7265 * configure.ac (plugin -rdynamic test): Log result.
7266 * configure: Regenerate.
7267 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
7268 (RDYNAMIC_SPEC): Define.
7269 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
7271 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7273 * configure.ac: Determine Sun ld version numbers.
7274 (comdat_group): Restrict GNU ld version checks to gld.
7275 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
7276 (enable_comdat): Support --enable-comdat.
7277 * configure: Regenerate.
7278 * doc/install.texi (Configuration): Document --enable-comdat.
7280 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7282 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
7283 * config/sol2-gld.h: ... here.
7284 * config.gcc (sparc*-*-solaris2*): Reflect this.
7285 (i[34567]86-*-solaris2*): Use it.
7287 2010-04-09 Steve Ellcey <sje@cup.hp.com>
7289 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
7291 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
7293 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
7296 * diagnostic.c (diagnostic_initialize): Initialize
7297 some_warnings_are_errors.
7298 (diagnostic_finish): New.
7299 (diagnostic_action_after_output): Call it before exiting.
7300 (diagnostic_report_diagnostic): Do not print message here. Set
7301 some_warnings_are_errors.
7302 * diagnostic.h (diagnostic_context): Delete
7303 issue_warnings_are_errors_message. Add some_warnings_are_errors.
7304 (diagnostic_finish): Declare.
7305 * toplev.c (toplev_main): Call it before exit.
7307 2010-04-09 Jason Merrill <jason@redhat.com>
7310 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
7311 for incomplete type.
7314 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
7315 based on a warning flag.
7317 2010-04-09 Richard Guenther <rguenther@suse.de>
7319 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
7321 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
7324 * varasm.c (default_assemble_visibility): Wrap vars that are
7325 set, but unused, by targets without GAS.
7326 * config/rs6000/rs6000.c (paired_emit_vector_compare):
7327 Remove set, but unused, vars.
7328 (rs6000_legitimize_tls_address): Likewise.
7329 (altivec_expand_dst_builtin): Likewise.
7330 * config/darwin.c (machopic_classify_symbol): Likewise.
7331 (machopic_indirection_name): Likewise.
7333 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
7335 * config/i386/i386.md (DWI): New mode iterator.
7336 (S): New mode attribute.
7337 (shift_operand): Ditto.
7338 (shift_immediate_operand): Ditto.
7339 (ashl_input_operand): Ditto.
7340 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
7341 using SDWIM mode iterator.
7342 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
7343 pattern from *ashl{di,ti}3_1 and corresponding splitters using
7345 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
7346 from corresponding peephole2 patterns.
7347 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
7348 and x86_64_shift_adj_1 using SWI48 mode iterator.
7349 (x86_shift<mode>_adj_2): Ditto.
7350 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
7351 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
7352 using SWI48 mode iterator.
7353 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
7354 *ashldi3_cmp_rex64 using SWI mode iterator.
7355 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
7356 *ashldi3_cconly_rex64 using SWI mode iterator.
7357 * config/i386/i386.c (ix86_split_ashl): Update for renamed
7358 x86_shift<mode>_adj_{1,2}.
7359 (ix86_split_ashr): Ditto.
7360 (ix86_split_lshr): Ditto.
7362 2010-04-09 Richard Guenther <rguenther@suse.de>
7364 * target.h (builtin_conversion): Pass in input and output types.
7365 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
7366 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
7367 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
7368 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
7370 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
7372 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
7374 2010-04-09 Richard Guenther <rguenther@suse.de>
7377 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
7379 2010-04-09 Richard Guenther <rguenther@suse.de>
7381 * tree-vectorizer.h (struct _stmt_vec_info): Document
7382 that vectype is the type of the LHS.
7383 (supportable_widening_operation, supportable_narrowing_operation):
7384 Get both input and output vector types as arguments.
7385 (vect_is_simple_use_1): Declare.
7386 (get_same_sized_vectype): Likewise.
7387 * tree-vect-loop.c (vect_determine_vectorization_factor):
7388 Set STMT_VINFO_VECTYPE to the vector type of the def.
7389 (vectorizable_reduction): Adjust.
7390 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
7391 Adjust. Specify the output vector type.
7392 (vect_pattern_recog_1): Adjust.
7393 * tree-vect-stmts.c (get_same_sized_vectype): New function.
7394 (vectorizable_call): Adjust.
7395 (vectorizable_conversion): Likewise.
7396 (vectorizable_operation): Likewise.
7397 (vectorizable_type_demotion): Likewise.
7398 (vectorizable_type_promotion): Likewise.
7399 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
7401 (vect_is_simple_use_1): New function.
7402 (supportable_widening_operation): Get both input and output
7404 (supportable_narrowing_operation): Likewise.
7405 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
7407 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
7409 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
7410 __thiscall and _thiscall as predefined macros.
7411 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
7412 thiscall attribute handling.
7413 (ix86_comp_type_attributes): Likewise.
7414 (ix86_function_regparm): Likewise.
7415 (ix86_return_pops_args): Likewise.
7416 (init_cumulative_args): Likewise.
7417 (find_drap_reg): Likewise.
7418 (ix86_static_chain): Likewise.
7419 (x86_this_parameter): Likewise.
7420 (x86_output_mi_thunk): Likewise.
7421 (ix86_attribute_table): Add description for thiscall attribute.
7422 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
7423 * doc/extend.texi: Add documentation for thiscall.
7425 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
7428 * c.opt (Wint-to-pointer-cast): Available in C++.
7429 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
7431 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
7433 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
7434 * calls.c (expand_call): Pass the function type to aggregate_value_p.
7435 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
7436 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
7437 function type instead. Reorder and simplify checks.
7439 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
7441 2010-04-08 Jing Yu <jingyu@google.com>
7442 Zdenek Dvorak <ook@ucw.cz>
7444 PR tree-optimization/42720
7445 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
7446 loop unswitch conditions here from ...
7447 (tree_unswitch_single_loop): ... here.
7449 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
7451 * tree-if-conv.c: Fix comments and simplify logic.
7453 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
7455 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
7456 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
7457 (main_tree_if_conversion): Update call to tree_if_conversion.
7459 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7462 * doc/invoke.texi (-b,-V): Delete.
7463 * doc/tm.texi: Do not mention -b.
7464 * gcc.c (display_help): Delete -b and -V.
7465 (process_command): Delete -b and -V.
7466 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
7468 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
7469 Wolfgang Gellerich <gellerich@de.ibm.com>
7471 Implement target hook for loop unrolling
7472 * target.h (loop_unroll_adjust): Add a new target hook function.
7473 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
7474 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
7475 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
7476 (s390_loop_unroll_adjust): Implement the new target hook for s390.
7477 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
7479 (decide_unroll_stupid): Likewise.
7481 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7484 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
7486 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7488 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
7489 (Specific, *-*-solaris2*): Likewise.
7490 Don't prefer Sun as over GNU as.
7492 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
7494 * config/s390/s390.c (override_options): Adjust the z10 defaults
7495 for max-unroll-times, max-completely-peeled-insns
7496 and max-completely-peel-times.
7498 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7500 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
7501 instructions for z10.
7502 (s390_expand_setmem): Likewise.
7503 (s390_expand_cmpmem): Likewise.
7505 2010-04-08 Richard Guenther <rguenther@suse.de>
7507 PR tree-optimization/43679
7508 * tree-ssa-pre.c (eliminate): Only propagate copies.
7510 2010-04-08 Jakub Jelinek <jakub@redhat.com>
7513 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
7514 set but not used variable warning.
7516 2010-04-08 Wei Guozhi <carrot@google.com>
7519 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
7520 (arm_size_rtx_costs): Call the new function when optimized for size.
7522 2010-04-08 Jakub Jelinek <jakub@redhat.com>
7525 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
7526 op0 is not a MEM, just return NULL instead of assertion
7528 (discover_nonconstant_array_refs): Don't walk debug stmts.
7530 2010-04-08 Doug Kwan <dougkwan@google.com>
7532 * configure.ac: Recognize gold and do not use its version number
7533 to test ld features.
7534 * configure: Regenerate.
7536 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
7539 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
7540 (negate_value): Move code to push elements to broken_up_substracts ...
7541 (eliminate_plus_minus_pair): ... here. Push operands that have no
7542 negative pair to plus_negates.
7543 (repropagate_negates, init_reassoc, fini_reassoc): Update.
7545 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7547 * doc/install.texi (Configuration): Move description of
7548 --enable-lto, --with-libelf*, --enable-gold from Java section to
7551 * doc/generic.texi (Working with declarations)
7552 (Function Properties, C and C++ Trees): Fix typos.
7553 * doc/sourcebuild.texi (Top Level): Likewise.
7555 2010-04-07 Jakub Jelinek <jakub@redhat.com>
7558 * tree.h (DECL_READ_P): Define.
7559 (struct tree_decl_common): Add decl_read_flag.
7560 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
7561 a set but not used warning.
7562 (merge_decls): Merge DECL_READ_P flag.
7563 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
7564 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
7565 * c-common.c (handle_used_attribute, handle_unused_attribute):
7567 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
7569 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
7571 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
7572 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
7573 c_parser_binary_expression, c_parser_cast_expression,
7574 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
7575 Call default_function_array_read_conversion instead of
7576 default_function_array_conversion where needed.
7577 (c_parser_unary_expression, c_parser_conditional_expression,
7578 c_parser_postfix_expression_after_primary, c_parser_initelt):
7579 Likewise. Call mark_exp_read where needed.
7580 (c_parser_statement_after_labels, c_parser_asm_operands,
7581 c_parser_typeof_specifier, c_parser_sizeof_expression,
7582 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
7584 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
7586 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
7587 (warn_unused_but_set_parameter): Default to warn_unused
7589 * doc/invoke.texi: Document -Wunused-but-set-variable and
7590 -Wunused-but-set-parameter.
7592 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
7593 used count variable.
7594 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
7595 when operandN variables aren't used in the body of the expander
7597 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
7598 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
7599 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
7600 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
7601 FOR_EACH_IMM_USE_ON_STMT): Likewise.
7602 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
7603 * tree.c (PROCESS_ARG): Likewise.
7605 2010-04-07 Simon Baldwin <simonb@google.com>
7607 * diagnostic.h (diagnostic_override_option_index): New macro to
7608 set a diagnostic's option_index.
7609 * c-tree.h (c_cpp_error): Add warning reason argument.
7610 * opts.c (_warning_as_error_callback): New.
7611 (register_warning_as_error_callback): Store callback for
7612 warnings enabled via enable_warning_as_error.
7613 (enable_warning_as_error): Call callback, minor code tidy.
7614 * opts.h (register_warning_as_error_callback): Declare.
7615 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
7616 response to -Werror=.
7617 (c_common_init_options): Register warning_as_error_callback in opts.c.
7618 * common.opt: Add -Wno-cpp option.
7619 * c-common.c (struct reason_option_codes_t): Map cpp warning
7620 reason codes to gcc option indexes.
7621 * (c_option_controlling_cpp_error): New function, lookup the gcc
7622 option index for a cpp warning reason code.
7623 * (c_cpp_error): Add warning reason argument, call
7624 c_option_controlling_cpp_error for diagnostic_override_option_index.
7625 * doc/invoke.texi: Document -Wno-cpp.
7627 2010-04-07 Richard Guenther <rguenther@suse.de>
7629 * ipa-reference.c (mark_load): Use get_base_address.
7630 (mark_store): Likewise.
7632 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
7633 inserting GIMPLE_NOPs into the IL.
7634 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7635 Explicitly strip handled components and indirect references.
7637 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
7638 folding address expressions.
7639 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
7640 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
7641 operand_equal_p to compare decls.
7642 (ptr_deref_may_alias_decl_p): Likewise.
7643 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
7644 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
7645 Handle reversed comparison ops.
7646 * tree-sra.c (asm_visit_addr): Use get_base_address.
7647 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
7648 * ipa-reference.c (mark_address): Use get_base_address.
7650 2010-04-07 Richard Guenther <rguenther@suse.de>
7652 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
7653 Propagate constants everywhere.
7655 2010-04-07 Jakub Jelinek <jakub@redhat.com>
7658 * tree.c (MAX_INT_CACHED_PREC): Define.
7659 (nonstandard_integer_type_cache): New array.
7660 (build_nonstandard_integer_type): Cache results for precision
7661 <= MAX_INT_CACHED_PREC.
7663 2010-04-07 Richard Guenther <rguenther@suse.de>
7665 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
7666 -fargument-noalias-global, -fargument-noalias-anything): Remove.
7667 * common.opt: Likewise.
7668 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
7669 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
7670 (nonoverlapping_memrefs_p): Likewise.
7671 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7672 * opts.c (common_handle_option): Handle OPT_fargument_alias,
7673 OPT_fargument_noalias, OPT_fargument_noalias_anything and
7674 OPT_fargument_noalias_global for backward compatibility.
7676 2010-04-07 Richard Guenther <rguenther@suse.de>
7678 PR tree-optimization/43270
7679 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
7680 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
7681 * tree-ssa-pre.c (phi_translate_1): Adjust.
7682 (fully_constant_expression): Split out vn_reference handling to ...
7683 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
7684 Fold reads from constant strings.
7685 (vn_reference_lookup): Handle fully constant references.
7686 (vn_reference_lookup_pieces): Likewise.
7687 * Makefile.in (expmed.o-warn): Add -Wno-error.
7689 2010-04-07 Martin Jambor <mjambor@suse.cz>
7691 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
7693 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
7696 * gcc.c: Add -static-libstdc++ to list of recognized options.
7698 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7700 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
7702 2010-04-07 Richard Guenther <rguenther@suse.de>
7705 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
7706 bases build simple mem attributes to retain points-to information.
7708 2010-04-07 Richard Guenther <rguenther@suse.de>
7711 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
7712 preserve points-to related information.
7714 2010-04-07 Richard Guenther <rguenther@suse.de>
7717 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
7718 discard plain indirect references.
7719 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
7720 * tree.c (tree_nop_conversion): Likewise.
7722 2010-04-07 Dodji Seketeli <dodji@redhat.com>
7725 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
7727 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
7729 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
7730 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
7732 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
7734 * tree-if-conv.c: Fix indentation and comments.
7736 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
7738 * tree-if-conv.c: Sort static functions in topological order.
7740 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
7742 * tree-if-conv.c: Fix indentation and comments.
7744 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7747 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
7748 lang_hooks.types.type_for_size instead of
7749 build_nonstandard_integer_type.
7750 When converting an unsigned type to signed, double its precision.
7751 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
7752 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
7753 (graphite_create_new_loop_guard): When ub + 1 wraps around,
7756 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7759 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
7760 POINTER_PLUS_EXPR for pointer types.
7762 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7765 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
7766 * graphite-clast-to-gimple.c: Include langhooks.h.
7767 (max_signed_precision_type): New.
7768 (max_precision_type): Takes two types as arguments.
7769 (precision_for_value): New.
7770 (precision_for_interval): New.
7771 (gcc_type_for_interval): New.
7772 (gcc_type_for_value): New.
7773 (gcc_type_for_clast_term): New.
7774 (gcc_type_for_clast_red): New.
7775 (gcc_type_for_clast_bin): New.
7776 (gcc_type_for_clast_expr): Split up into several functions.
7777 (gcc_type_for_clast_eq): Rewritten.
7778 (compute_bounds_for_level): New.
7779 (compute_type_for_level_1): New.
7780 (compute_type_for_level): New.
7781 (gcc_type_for_cloog_iv): Removed.
7782 (gcc_type_for_iv_of_clast_loop): Rewritten.
7783 (graphite_create_new_loop): Compute the lower and upper bound types
7784 with gcc_type_for_clast_expr.
7785 (graphite_create_new_loop_guard): Same.
7786 (find_cloog_iv_in_expr): Removed.
7787 (compute_cloog_iv_types_1): Removed.
7788 (compute_cloog_iv_types): Removed.
7789 (gloog): Do not call compute_cloog_iv_types.
7790 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
7792 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
7793 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
7794 (GBB_CLOOG_IV_TYPES): Removed.
7796 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7798 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
7799 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
7800 (detect_commutative_reduction): Same.
7802 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7804 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
7805 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
7807 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
7808 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
7809 (rewrite_commutative_reductions_out_of_ssa): Same.
7810 * passes.c (execute_function_todo): Call verify_ssa for every pass
7811 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
7812 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
7813 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
7814 with an extra argument.
7815 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
7816 verify_ssa only when the extra argument is true.
7817 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
7818 with an extra argument.
7819 (tree_transform_and_unroll_loop): Same.
7821 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7823 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
7824 for all the passes of the LNO having LOOP_CLOSED_SSA.
7825 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
7826 * tree-loop-distribution.c (pass_loop_distribution): Same.
7827 * tree-pass.h (TODO_verify_loops): Removed.
7828 * tree-ssa-loop.c (pass_tree_loop_init): Same.
7830 (pass_tree_unswitch): Same.
7831 (pass_predcom): Same.
7832 (pass_vectorize): Same.
7833 (pass_linear_transform): Same.
7834 (pass_graphite_transforms): Same.
7835 (pass_iv_canon): Same.
7836 (pass_complete_unroll): Same.
7837 (pass_complete_unrolli): Same.
7838 (pass_parallelize_loops): Same.
7839 (pass_loop_prefetch): Same.
7840 (pass_iv_optimize): Same.
7842 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
7845 * passes.c (init_optimization_passes): Move pass_lim before
7846 pass_copy_prop and pass_dce_loop.
7848 2010-04-06 Jakub Jelinek <jakub@redhat.com>
7851 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
7852 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
7853 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
7854 MULTI_* defines for 4 argument vpermil2p* builtins.
7856 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
7858 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
7859 * config/i386/i386.c (x86_maybe_negate_const_int): New.
7860 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
7861 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
7862 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
7863 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
7864 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
7865 Use x86_maybe_negate_const_int to output insn mnemonic.
7866 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
7867 check from instruction predicate. Update comments.
7868 * config/i386/sync.md (sync_add<mode>): Use
7869 x86_maybe_negate_const_int to output insn mnemonic.
7871 2010-04-06 Jan Hubicka <jh@suse.cz>
7873 PR tree-optimization/42906
7874 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
7875 IGNORE_SELF argument. Set visited_control_parents for fully
7877 (find_obviously_necessary_stmts): Update call of
7878 mark_control_dependent_edges_necessary.
7879 (propagate_necessity): Likewise. Handle PHI edges more curefully.
7881 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
7883 * config/i386/i386.md: Remove comment about 'e' and 'E'
7886 2010-04-06 Richard Guenther <rguenther@suse.de>
7888 PR tree-optimization/43627
7889 * tree-vrp.c (extract_range_from_unary_expr): Widenings
7890 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
7893 2010-04-06 Jakub Jelinek <jakub@redhat.com>
7895 * BASE-VER: Change to 4.6.0.
7898 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
7901 2010-04-06 Richard Guenther <rguenther@suse.de>
7904 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
7906 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7908 * doc/invoke.texi (Optimize Options): Document that LTO
7909 won't remove object access purely due to incompatible
7912 2010-04-04 Matthias Klose <doko@ubuntu.com>
7914 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
7915 Initialize variable.
7917 2010-04-03 Richard Guenther <rguenther@suse.de>
7920 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
7921 require a non-NULL MEM_OFFSET.
7923 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
7925 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
7926 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
7927 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
7928 config/alpha/predicates.md, config/arm/arm.md,
7929 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
7930 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
7931 config/darwin9.h, config/darwin.c, config/darwin.h,
7932 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
7933 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
7934 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
7935 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
7936 config/mips/mips.md, config/mn10300/mn10300.c,
7937 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
7938 config/rs6000/aix.h, config/rs6000/dfp.md,
7939 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
7940 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
7941 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
7942 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
7943 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
7944 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
7945 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
7946 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
7947 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
7948 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
7949 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
7950 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
7951 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
7952 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
7953 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
7954 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
7955 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
7956 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
7957 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
7958 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
7959 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
7960 opt-functions.awk, opth-gen.awk, params.def, passes.c,
7961 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
7962 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
7963 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
7964 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
7965 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
7966 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
7967 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
7968 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
7969 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
7970 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
7971 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
7972 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
7973 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
7974 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
7976 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7979 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
7980 * aclocal.m4: Regenerate.
7982 2010-04-02 Richard Guenther <rguenther@suse.de>
7984 PR tree-optimization/43629
7985 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
7986 if we have seen a constant value.
7988 2010-04-02 Joseph Myers <joseph@codesourcery.com>
7990 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
7992 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
7995 * arm.c (legitimize_tls_address): Adjust call to
7996 gen_tls_load_dot_plus_four.
7997 (arm_note_pic_base): New function.
7998 (arm_cannot_copy_insn_p): Use it.
7999 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
8002 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8007 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8009 * Makefile.in ($(out_object_file)): Depend on
8010 gt-$(basename $(notdir $(out_file))).h.
8012 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
8014 * config.gcc (lm32-*-rtems*): Add t-lm32.
8016 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
8018 * config.gcc: Add lm32-*-rtems*.
8019 * config/lm32/rtems.h: New file.
8021 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
8024 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
8026 2010-04-01 Jakub Jelinek <jakub@redhat.com>
8028 * dwarf2out.c (output_compilation_unit_header): For
8029 -gdwarf-4 use version 4 instead of version 3.
8030 (output_line_info): For version 4 and above emit additional
8031 maximum ops per insn header field.
8032 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
8034 * dwarf2out.c (is_c_family, is_java): Remove.
8035 (lower_bound_default): New function.
8036 (add_bound_info, gen_descr_array_type_die): Use it.
8038 2010-04-01 Dodji Seketeli <dodji@redhat.com>
8041 * dwarf2out.c (gen_variable_die): Allow debug info for variable
8042 re-declaration when it happens in a function.
8044 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
8046 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
8047 (cgraph_remove_function_insertion_hook): Same.
8048 (cgraph_call_function_insertion_hooks): Same.
8050 2010-04-01 Richard Guenther <rguenther@suse.de>
8053 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
8054 and TREE_THIS_VOLATILE.
8055 (copy_ref_info): Likewise.
8056 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
8057 * tree.c (build6_stat): Ignore side-effects of all but arg5
8058 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
8061 2010-04-01 Richard Guenther <rguenther@suse.de>
8063 PR tree-optimization/43607
8064 * ipa-type-escape.c (check_call): Do not access non-existing
8067 2010-04-01 Richard Guenther <rguenther@suse.de>
8071 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
8072 Jack Howarth <howarth@bromo.med.uc.edu>
8074 * tree-profile.c (tree_init_ic_make_global_vars): Make static
8077 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8079 * doc/install.texi (Prerequisites): Document libelf usability on
8080 IRIX 5/6 and Solaris 2.
8081 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
8082 Update GNU as, GNU ld requirements.
8083 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
8084 Document Sun Studio compiler download.
8085 Update and simplify as, ld recommendations.
8086 (Specific, *-*-solaris2.7): Note obsoletion, removal.
8088 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8090 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
8091 with_tune_32 to pentium4.
8093 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
8095 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
8097 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8099 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
8100 obsoletion, removal.
8102 Document GNU as requirement.
8103 Update configure requirements.
8104 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
8105 Recomment IRIX 6.5.18+.
8106 Document IDF/IDL requirement.
8107 Document GNU as requirement.
8108 Document GNU ld bootstrap failure.
8109 Remove freeware.sgi.com reference.
8111 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8113 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
8114 UNIX V4.0, V5.0 obsoletion, removal.
8115 Remove --with-gc=simple reference.
8116 Update VM requirements during bootstrap.
8117 Remove -oldas bootstrap description.
8118 Update binutils reference.
8119 Remove comparison failure note.
8121 2010-03-31 Richard Guenther <rguenther@suse.de>
8122 Zdenek Dvorak <ook@ucw.cz>
8123 Sebastian Pop <sebastian.pop@amd.com>
8126 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
8127 with multiple arguments.
8128 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
8130 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
8132 * graphite-dependences.c (print_pddr): Call print_pdr with an
8134 * graphite-poly.c (debug_pdr): Add an extra argument for the
8137 (print_pbb_domain): Same.
8139 (print_scop_context): Same.
8141 (print_cloog): Same.
8142 (debug_pbb_domain): Same.
8146 (debug_scop_context): Same.
8148 (debug_cloog): Same.
8149 (print_scop_params): Same.
8150 (debug_scop_params): Same.
8151 (print_iteration_domain): Same.
8152 (print_iteration_domains): Same.
8153 (debug_iteration_domain): Same.
8154 (debug_iteration_domains): Same.
8155 (print_scattering_function): Same.
8156 (print_scattering_functions): Same.
8157 (debug_scattering_function): Same.
8158 (debug_scattering_functions): Same.
8159 * graphite-poly.h (debug_pdr): Update declaration.
8161 (print_pbb_domain): Same.
8163 (print_scop_context): Same.
8165 (print_cloog): Same.
8166 (debug_pbb_domain): Same.
8170 (debug_scop_context): Same.
8172 (debug_cloog): Same.
8173 (print_scop_params): Same.
8174 (debug_scop_params): Same.
8175 (print_iteration_domain): Same.
8176 (print_iteration_domains): Same.
8177 (debug_iteration_domain): Same.
8178 (debug_iteration_domains): Same.
8179 (print_scattering_function): Same.
8180 (print_scattering_functions): Same.
8181 (debug_scattering_function): Same.
8182 (debug_scattering_functions): Same.
8184 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
8186 * graphite-poly.c (print_scattering_function_1): New.
8187 (print_scattering_function): Call it.
8188 (print_scop_params): Remove spaces at the end of lines.
8191 * graphite-poly.h (print_cloog): Declared.
8192 (debug_cloog): Declared.
8194 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
8196 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
8198 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
8199 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
8200 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
8201 to switch between adding the IV bump in loop->latch or in loop->header.
8203 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
8205 * graphite-poly.c (print_scattering_function): Pretty print following
8208 (print_pbb_domain): Same.
8209 (dump_gbb_cases): Same.
8210 (dump_gbb_conditions): Same.
8213 (print_scop_params): Same.
8214 (print_scop_context): Same.
8216 (print_pbb_body): New.
8217 (lst_indent_to): New.
8218 (print_lst): Start new lines with a #.
8219 * graphite-poly.h (pbb_bb): New.
8220 (pbb_index): Use pbb_bb.
8221 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
8223 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
8225 2010-03-31 Jakub Jelinek <jakub@redhat.com>
8227 * dwarf2out.c (size_of_die): For -gdwarf-4 use
8228 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
8229 and 0 instead of 1 for dw_val_class_flag.
8230 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
8231 dw_val_class_range_list, dw_val_class_loc_list,
8232 dw_val_class_lineptr and dw_val_class_macptr, use
8233 DW_FORM_flag_present for dw_val_class_flag and
8234 DW_FORM_exprloc for dw_val_class_loc.
8235 (output_die): For -gdwarf-4 print dw_val_class_loc
8236 size as uleb128 instead of 1 or 2 bytes and don't print
8237 anything for dw_val_class_flag.
8239 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
8240 instead of cselib_lookup following by tweaking locs->setting_insn.
8243 * cselib.c (cselib_process_insn): Clear cselib_current_insn
8244 even before returning from label, setjmp call or volatile asm
8247 2010-03-31 Richard Guenther <rguenther@suse.de>
8250 * cgraphunit.c (cgraph_output_in_order): Do not allocate
8251 temporary data on stack.
8253 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8255 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
8256 (PUSHSECTION_ASM_OP): Remove.
8257 (POPSECTION_ASM_OP): Remove.
8258 (PUSHSECTION_FORMAT): Remove.
8259 * config/sol2.h (PUSHSECTION_FORMAT): Define.
8260 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
8261 * config/sol2.c (solaris_output_init_fini): Use it.
8263 2010-03-31 Jie Zhang <jie@codesourcery.com>
8266 * opt-functions.awk (var_type_struct): Use signed char type
8267 for simple variables.
8269 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8271 * config/sol2.c: Include output.h.
8272 (solaris_assemble_visibility): New function.
8273 * config/t-sol2 (sol2.o): Add output.h dependency.
8274 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
8275 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
8278 2010-03-31 Jakub Jelinek <jakub@redhat.com>
8281 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
8282 V2SImode or XFmode on PRE_DEC.
8285 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
8288 2010-03-31 Jie Zhang <jie@codesourcery.com>
8291 * reload.h (caller_save_initialized_p): Declare.
8292 * toplev.c (backend_init_target): Don't call
8293 init_caller_save but set caller_save_initialized_p to false.
8294 * caller-save.c (caller_save_initialized_p): Define.
8295 (init_caller_save): Check caller_save_initialized_p.
8296 * ira.c (ira): Call init_caller_save if flag_caller_saves.
8298 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8301 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
8302 and soft-fp/t-softfp to tmake_file.
8303 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
8304 (LIBGCC2_TF_CEXT): Define.
8307 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
8310 * cselib.c (n_useless_values): Document handling of debug locs.
8311 (n_useless_debug_values, n_debug_values): New variables.
8312 (new_elt_loc_list): Don't add to debug values, keep count.
8313 (promote_debug_loc): New.
8314 (cselib_reset_table): Zero new variables.
8315 (entry_and_rtx_equal_p): Promote debug locs.
8316 (discard_useless_locs): Increment n_useless_debug_values for
8318 (remove_useless_values): Adjust n_useless_values and n_debug_values
8319 with n_useless_debug_values.
8320 (add_mem_for_addr): Promote debug locs.
8321 (cselib_lookup_mem): Likewise.
8322 (cselib_lookup_addr): Renamed to...
8323 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
8324 (cselib_log_lookup): ... this. Turn into...
8325 (cselib_lookup_addr): ... new wrapper.
8326 (cselib_lookup_from_insn): New.
8327 (cselib_invalidate_regno): Increment n_useless_debug_values for
8329 (cselib_invalidate_mem): Likewise.
8330 (cselib_process_insn): Take n_deleted and n_debug_values into
8331 account to guard remove_useless_value call.
8332 (cselib_finish): Zero n_useless_debug_values.
8333 * cselib.h (cselib_lookup_from_insn): Declare.
8334 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
8335 (sched_analyze_2): Likewise.
8337 2010-03-30 Jakub Jelinek <jakub@redhat.com>
8339 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
8341 (adjust_mems): Replace narrowing SUBREG of expression containing
8342 just PLUS, MINUS, MULT and ASHIFT of registers and constants
8343 with operations in the narrower mode.
8346 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
8347 regs_invalidated_by_call instead all call_used_reg_set registers.
8349 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
8352 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
8353 pointer comparisons with types_compatible_p.
8354 * tree-vect-stmts.c (vectorizable_call): Same.
8355 (vectorizable_condition): Same.
8357 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8359 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
8360 stack check if the mask would be zero.
8362 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
8363 Jack Howarth <howarth@bromo.med.uc.edu>
8365 * tree-profile.c (tree_init_ic_make_global_vars): Make static
8368 2010-03-30 Joseph Myers <joseph@codesourcery.com>
8371 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
8373 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
8374 Include ___unordxf2 and ___unordtf2.
8375 * config/i386/libgcc-glibc.ver: Do not define inheritance from
8378 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
8380 * config/lm32/t-lm32: New file.
8381 * config.gcc: Use the above file when targetting lm32.
8383 2010-03-28 Duncan Sands <baldrick@free.fr>
8385 * Makefile.in (PLUGIN_HEADERS): Add except.h.
8387 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
8390 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
8391 Improve vectorization cost model diagnostic.
8393 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
8396 * tree-vect-data-refs.c (vect_analyze_data_refs): When
8397 compute_data_dependences_for_loop returns false, early exit
8398 and output an extra diagnostic for the failed data reference
8401 2010-03-29 Richard Guenther <rguenther@suse.de>
8403 PR tree-optimization/43560
8404 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
8405 (can_sm_ref_p): Treat stores to readonly locations as trapping.
8407 2010-03-29 Jie Zhang <jie@codesourcery.com>
8410 * toplev.c (process_options): Set optimization_default_node
8411 and optimization_current_node.
8412 * opts.c (decode_options): Don't set optimization_default_node
8413 and optimization_current_node.
8415 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
8417 * config/rtems.h: Abandon -qrtems_debug.
8419 2010-03-28 Jan Hubicka <jh@suse.cz>
8421 PR tree-optimization/43505
8422 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
8423 map should not be copied.
8425 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8428 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
8429 cdtors, set DECL_PRESERVE_P.
8430 * ipa.c (cgraph_externally_visible_p): Return true if declaration
8433 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
8435 PR tree-optimization/43528
8436 * stor-layout.c (place_field): Check that constant fits into
8437 unsigned HWI when skipping calculation of MS bitfield layout.
8439 2010-03-27 Jan Hubicka <jh@suse.cz>
8442 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
8443 notice_global_symbol work.
8445 2010-03-27 Jakub Jelinek <jakub@redhat.com>
8447 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
8448 instead of dwarf2out_decl.
8449 (struct var_loc_node): Remove section_label field.
8450 (dwarf2out_function_decl): New function.
8451 (dwarf2out_var_location): Don't set section_label field.
8452 (dwarf2out_begin_function): Don't empty decl_loc_table here.
8454 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8456 PR tree-optimization/43544
8457 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
8458 First argument for builtin vectorized function hook is now a
8459 tree to be able to distinguish between machine specific and
8461 * targhooks.c (default_builtin_vectorized_function): Ditto.
8462 * targhooks.h (default_builtin_vectorized_function): Ditto.
8463 * target.h (struct gcc_target): Ditto.
8464 * tree-vect-stmts.c (vectorizable_function): Ditto.
8465 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
8466 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8469 2010-03-26 Joseph Myers <joseph@codesourcery.com>
8472 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
8473 nested binding iff it is a FUNCTION_DECL.
8474 (store_parm_decls_newstyle): Pass nested=true to bind for
8475 FUNCTION_DECLs amongst parameters.
8477 2010-03-26 Jakub Jelinek <jakub@redhat.com>
8479 * var-tracking.c (vt_expand_loc_callback): Don't run
8480 cselib_expand_value_rtx_cb in dummy mode if
8481 cselib_dummy_expand_value_rtx_cb returned false.
8483 * var-tracking.c (emit_note_insn_var_location): For one part
8484 notes with offset 0, don't add EXPR_LIST around the location.
8485 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
8486 add_location_or_const_value_attribute): Adjust for that change.
8489 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
8490 into first operand and location into second.
8491 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
8492 dw_cfi_oprnd_loc for DW_CFA_expression.
8493 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
8494 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
8495 assume first argument is regnum and second argument is location.
8497 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
8500 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
8501 of scratch register to DImode. Split to DImode comparison operator.
8502 Use SImode subreg of scratch register in the multiplication.
8503 (*cmp_sadd_sidi): Ditto.
8504 (*cmp_ssub_si): Ditto.
8505 (*cmp_ssub_sidi): Ditto.
8507 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
8510 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
8511 Remove invalid assert and wrong comment.
8513 2010-03-26 Jakub Jelinek <jakub@redhat.com>
8516 * flags.h (final_insns_dump_p): New extern.
8517 * final.c (final_insns_dump_p): New variable.
8518 (rest_of_clean_state): Set it before -fdump-final-insns=
8519 dumping, clear afterwards.
8520 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
8521 MEM_ALIAS_SET on MEMs.
8523 2010-03-26 David S. Miller <davem@davemloft.net>
8525 * configure.ac: Fix sparc GOTDATA_OP bug check.
8526 * configure: Rebuild.
8528 2010-03-26 Alan Modra <amodra@gmail.com>
8530 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
8532 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8534 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
8535 TLS_SECTION_ASM_FLAG.
8537 2010-03-25 Jakub Jelinek <jakub@redhat.com>
8540 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
8541 Clear first_function_block_is_cold.
8544 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
8545 argument if the argument is truth_value_p.
8547 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
8549 * config/rs6000/constraints.md: Update copyright year for my changes.
8552 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
8553 used in reg+reg addressing, swap registers.
8555 2010-03-24 Jakub Jelinek <jakub@redhat.com>
8558 * target.h (struct gcc_target): Add code_end hook.
8559 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
8561 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
8562 * toplev.c (compile_file): Call targetm.asm_out.code_end
8563 hook before unwind info/debug info output.
8564 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
8565 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
8566 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
8567 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
8568 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
8569 * config/i386/i386.c (ix86_file_end): Renamed to...
8570 (ix86_code_end): ... this. Make static. Don't call
8571 file_end_indicate_exec_stack. Emit unwind info using
8572 final_start_function/final_end_function.
8573 (darwin_x86_file_end): Remove.
8574 (TARGET_ASM_CODE_END): Define.
8575 * config/i386/i386.h (TARGET_ASM_FILE_END,
8576 NEED_INDICATE_EXEC_STACK): Don't define.
8577 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
8578 (TARGET_ASM_FILE_END): Define to darwin_file_end.
8579 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
8580 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
8583 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
8584 at the beginning and final_end_function at the end.
8585 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
8587 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8589 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
8590 and Sun as TLS syntax.
8591 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
8592 * configure: Regenerate.
8593 * config.in: Regenerate.
8594 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
8595 (default_elf_asm_named_section): Use it.
8596 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
8597 (i386_output_dwarf_dtprel): Likewise.
8598 (output_addr_const_extra): Likewise.
8599 (output_pic_addr_const): Lowercase @GOTTPOFF.
8600 (output_addr_const_extra): Likewise.
8601 (output_pic_addr_const): Lowercase @GOTNTPOFF.
8602 (output_addr_const_extra): Likewise.
8603 (output_pic_addr_const): Lowercase @INDNTPOFF.
8604 (output_addr_const_extra): Likewise.
8605 (output_pic_addr_const): Lowercase @NTPOFF.
8606 (output_addr_const_extra): Likewise.
8607 (output_pic_addr_const): Lowercase @TPOFF.
8608 (output_addr_const_extra): Likewise.
8609 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
8610 (*tls_global_dynamic_64): Likewise.
8611 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
8612 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
8614 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
8615 (ASM_OUTPUT_TLS_COMMON): Use it.
8616 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
8619 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
8620 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
8621 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
8622 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
8623 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
8624 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
8626 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8628 * config/i386/i386.c (override_options): Don't accept
8629 -mtls-dialect=sun any longer.
8630 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
8631 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
8632 (*tls_local_dynamic_base_32_sun): Likewise.
8633 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
8635 2010-03-24 Jakub Jelinek <jakub@redhat.com>
8638 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8639 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
8642 * ira.c (adjust_cleared_regs): New function.
8643 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
8647 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
8649 * expr.c (expand_expr_real): Restore previous
8650 curr_insn_source_location and curr_insn_block after
8651 expand_expr_real_1 call.
8652 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
8653 instead of expand_expr_real_1.
8655 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
8657 PR rtl-optimization/43413
8658 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
8661 2010-03-22 James E. Wilson <wilson@codesourcery.com>
8664 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
8665 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
8667 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
8669 * config/i386/i386.c (ix86_target_string): Add -mfma.
8670 Fix a typo in comment.
8672 2010-03-22 Mike Stump <mikestump@comcast.net>
8675 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
8676 Don't overly align based upon packed packed fields.
8678 2010-03-22 Jason Merrill <jason@redhat.com>
8680 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
8681 Use () rather than [], and move before the element type.
8683 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8685 * doc/configfiles.texi (Configuration Files): Removed
8686 fixinc/Makefile*, intl/Makefile.*.
8687 * doc/makefile.texi: Fixed markup. Abstract from version
8688 control system used.
8689 (Makefile): Removed obsolete gcc/java/parse.y example.
8690 * doc/sourcebuild.texi: Likewise.
8691 (Top Level): Added config, gnattools, libdecnumber, libgcc,
8692 libgomp, libssp. Removed fastjar.
8693 (Miscellaneous Docs): Clarify location.
8694 Added COPYING3, COPYING3.LIB.
8695 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
8697 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8700 * config/i386/i386.c (x86_function_profiler)
8701 [!NO_PROFILE_COUNTERS]: Fix typo.
8702 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
8705 2010-03-22 Janis Johnson <janis187@us.ibm.com>
8706 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8708 * doc/sourcebuild.texi (Test Directives): Split into six
8709 subsections, with most of the current text in new subsections
8710 Directives, Selectors, and Final Actions.
8711 (Directives): Split list of test directives into multiple
8713 (Selectors): Describe use and syntax of selectors.
8714 (Effective-Target Keywords): Describe all existing keywords.
8715 (Add Options): Describe features for dg-add-options.
8716 (Require Support): Describe variants of dg-require-support.
8717 (Final Actions): Describe commands to use in dg-final.
8719 2010-03-22 Michael Matz <matz@suse.de>
8722 * recog.c (validate_replace_rtx_group): Replace also in
8723 REG_EQUAL and REG_EQUIV notes.
8725 2010-03-22 Richard Guenther <rguenther@suse.de>
8727 PR tree-optimization/43390
8728 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
8729 sure vector extracts are type correct.
8731 2010-03-22 Richard Guenther <rguenther@suse.de>
8734 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
8735 x * sqrt (x) even when optimizing for size if the target
8736 has native support for sqrt.
8738 2010-03-22 Jakub Jelinek <jakub@redhat.com>
8740 * varasm.c (make_decl_rtl_for_debug): Also clear
8741 flag_mudflap for the duration of make_decl_rtl call.
8744 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
8745 locs from preserved VALUEs.
8747 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8750 * pa.md (movmemsi): Set align to one if zero.
8751 (movmemdi): Likewise.
8753 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
8756 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
8757 with their corresponding prologue pushes.
8759 2010-03-20 Andrew Pinski <pinskia@gmail.com>
8762 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
8763 at the begining or end.
8764 (spu_expand_epilogue): Likewise.
8766 2010-03-20 Richard Guenther <rguenther@suse.de>
8768 PR rtl-optimization/43438
8769 * combine.c (make_extraction): Properly zero-/sign-extend an
8770 extraction of the low part of a CONST_INT. Also handle
8773 2010-03-19 Mike Stump <mikestump@comcast.net>
8775 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
8776 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
8777 (override_options): Use SUBTARGET32_DEFAULT_CPU.
8779 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
8782 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
8785 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
8787 PR rtl-optimization/42258
8788 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
8789 use that may match DEF.
8792 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
8793 the cost of loading the constant rather than assuming
8795 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
8796 outer code is AND, do the same tests as the andsi3 expander and
8797 return COSTS_N_INSNS (1) if and is cheap.
8799 * optabs.c (avoid_expensive_constant): Fix formatting.
8801 2010-03-19 Michael Matz <matz@suse.de>
8804 * attribs.c (decl_attributes): When rebuilding a function pointer
8805 type use the same qualifiers as the original pointer type.
8807 2010-03-19 Martin Jambor <mjambor@suse.cz>
8809 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
8810 and is_gimple_ip_invariant_address.
8812 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8815 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8817 * config/arm/arm.c (arm_override_options): Turn off
8818 flag_dwarf2_cfi_asm for AAPCS variants.
8820 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8823 * config/arm/arm.c (emit_multi_reg_push): Update comments.
8824 Use PRE_MODIFY instead of PRE_DEC.
8825 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
8826 (vfp_emit_fstmd): Likewise.
8828 2010-03-19 Michael Matz <matz@suse.de>
8831 * builtins.c (expand_builtin_interclass_mathfn,
8832 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
8835 2010-03-19 Richard Guenther <rguenther@suse.de>
8837 PR tree-optimization/43415
8838 * tree-ssa-pre.c (phi_translate): Split out worker to ...
8839 (phi_translate_1): ... this.
8840 (phi_translate): Move all caching here. Cache all NARY
8841 and REFERENCE translations.
8843 2010-03-19 David S. Miller <davem@davemloft.net>
8845 With help from Eric Botcazou.
8846 * config/sparc/sparc.c: Include dwarf2out.h.
8847 (emit_pic_helper): Delete.
8848 (pic_helper_symbol_name): Delete.
8849 (pic_helper_emitted_p): Delete.
8850 (pic_helper_needed): New.
8851 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
8852 (get_pc_thunk_name): New.
8853 (load_pic_register): Remove 'delay_pic_helper' arg. Use
8854 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
8855 Set pic_helper_needed to true. Don't call emit_pic_helper.
8856 (sparc_expand_prologue): Update load_pic_register call.
8857 (sparc_output_mi_thunk): Likewise.
8858 (sparc_file_end): Emit a hidden comdat symbol for the PIC
8859 thunk if possible. Output CFI information as needed.
8861 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8862 Jack Howarth <howarth@bromo.med.uc.edu>
8865 * config/i386/i386.h: Fix ABI on darwin x86-32.
8867 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
8869 * tree.h: Declare make_decl_rtl_for_debug.
8870 * varasm.c (make_decl_rtl_for_debug): New.
8871 * dwarf2out.c (rtl_for_decl_location): Call it.
8872 * cfgexpand.c (expand_debug_expr): Call it.
8874 2010-03-18 Jakub Jelinek <jakub@redhat.com>
8877 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
8881 * var-tracking.c (vt_init_cfa_base): Do nothing if
8882 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
8884 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
8887 * var-tracking.c (canonicalize_vars_star): New.
8888 (dataflow_post_merge_adjust): Use it.
8890 2010-03-18 Jakub Jelinek <jakub@redhat.com>
8893 * var-tracking.c (non_suitable_const): New function.
8894 (add_uses): For DEBUG_INSNs with constants, don't record any
8895 value, instead just the constant value itself.
8896 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
8897 is not VAR_LOC_UNKNOWN_P, set var to the constant.
8898 (emit_notes_in_bb): Likewise.
8899 (emit_note_insn_var_location): For onepart variables if
8900 cur_loc is a VOIDmode constant, use DECL_MODE.
8902 2010-03-18 Martin Jambor <mjambor@suse.cz>
8905 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
8906 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
8907 all non-clones. Moved call redirection...
8908 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
8909 (cgraph_materialize_all_clones): Dispose of all
8910 combined_args_to_skip bitmaps.
8911 (verify_cgraph_node): Do not check for edges pointing to wrong
8912 nodes in inline clones.
8913 * tree-inline.c (copy_bb): Call
8914 cgraph_redirect_edge_call_stmt_to_callee.
8915 * ipa.c (cgraph_remove_unreachable_nodes): Call
8916 cgraph_node_remove_callees even when there are used clones.
8918 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
8920 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
8922 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
8925 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
8928 2010-03-18 Michael Matz <matz@suse.de>
8931 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
8932 into sqrt(x) if we need to preserve signed zeros.
8934 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
8935 Eric Botcazou <ebotcazou@adacore.com>
8937 PR rtl-optimization/43360
8938 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
8939 note if we don't know its invariant status.
8941 2010-03-18 Michael Matz <matz@suse.de>
8943 PR tree-optimization/43402
8944 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
8945 PHI chains of ssa names registered for update.
8947 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
8950 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
8951 non-offsettable and pre_modify update addressing.
8952 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
8953 and "2" alternatives "#".
8954 (*movdd_softfloat32): Make all alternatives "#";
8955 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
8956 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
8957 (*movdf_softfloat32): Make all alternatives "#";
8958 (movdi): Use the new DIFD mode iterator to create a common splitter
8959 for movdi, movdf and movdd patterns.
8961 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
8963 * common.opt (dumpdir): Remove redundant tab.
8965 2010-03-17 Martin Jambor <mjambor@suse.cz>
8967 PR tree-optimization/43347
8968 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
8969 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
8971 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
8973 PR rtl-optimization/42216
8974 * regrename.c (create_new_chain): New function, broken out from...
8975 (scan_rtx_reg): ... here. Call it. Handle the case where we are
8976 appending a use to an empty chain.
8977 (build_def_use): Remove previous changes that convert OP_INOUT to
8978 OP_OUT operands; instead detect the case where an OP_INOUT operand
8979 uses a previously untracked register and create an empty chain for it.
8981 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8983 * doc/extend.texi (Function Attributes): Rewrite unfinished
8984 sentence in ms_abi documentation.
8986 2010-03-17 Alan Modra <amodra@gmail.com>
8988 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
8989 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
8990 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
8991 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
8993 2010-03-16 Richard Henderson <rth@redhat.com>
8996 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
8997 (lower_try_finally): Save and restore eh_seq around the expansion
9000 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
9002 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
9003 statements before splitting block.
9005 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9007 * doc/sourcebuild.texi (Testsuites): Fix markup.
9008 Use pathnames relative to gcc/testsuite.
9009 (Test Directives): Move description of how timeout is determined.
9010 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
9011 (C Tests): Correct gcc.misc-tests directory.
9012 Framework tests now live in gcc.test-framework.
9014 2010-03-16 Richard Guenther <rguenther@suse.de>
9017 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
9018 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
9020 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
9021 Alexandre Oliva <aoliva@redhat.com>
9023 PR tree-optimization/42917
9024 * lambda-code.c (remove_iv): Skip debug statements.
9025 (lambda_loopnest_to_gcc_loopnest): Likewise.
9026 (not_interesting_stmt): Debug statements are not interesting.
9028 2010-03-16 Jakub Jelinek <jakub@redhat.com>
9032 * cselib.c (cselib_preserve_constants,
9033 cfa_base_preserved_val): New static variables.
9034 (preserve_only_constants): New function.
9035 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
9036 clear its REG_VALUES. If cselib_preserve_constants, don't
9037 empty the whole hash table, but preserve there VALUEs with constants,
9038 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
9039 (cselib_preserve_cfa_base_value): New function.
9040 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
9041 (cselib_init): Change argument to int bitfield. Set
9042 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
9044 (cselib_finish): Clear cselib_preserve_constants and
9045 cfa_base_preserved_val.
9046 * cselib.h (enum cselib_record_what): New enum.
9047 (cselib_init): Change argument to int.
9048 (cselib_preserve_cfa_base_value): New prototype.
9049 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
9050 * dse.c (dse_step1): Likewise.
9051 * cfgcleanup.c (thread_jump): Likewise.
9052 * sched-deps.c (sched_analyze): Likewise.
9053 * gcse.c (local_cprop_pass): Likewise.
9054 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
9055 If FN is non-NULL, call the callback always and whenever it returns
9056 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
9057 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
9058 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
9059 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
9060 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
9061 * var-tracking.c: Include recog.h.
9062 (bb_stack_adjust_offset): Remove.
9063 (vt_stack_adjustments): Don't call it, instead just gather the
9064 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
9065 (adjust_stack_reference): Remove.
9066 (compute_cfa_pointer): New function.
9067 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
9068 (struct adjust_mem_data): New type.
9069 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
9071 (get_address_mode): New function.
9072 (replace_expr_with_values): Use it.
9073 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
9074 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
9075 (adjust_sets): Remove.
9076 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
9077 Use get_address_mode.
9078 (get_adjusted_src): Remove.
9079 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
9080 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
9081 (add_with_sets): Don't call adjust_sets.
9082 (fp_setter, vt_init_cfa_base): New functions.
9083 (vt_initialize): Change return type to bool. Move most of pool etc.
9084 initialization to the beginning of the function from end. Pass
9085 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
9086 If !frame_pointer_needed, call vt_stack_adjustment before mos
9087 vector is filled, call vt_init_cfa_base if argp/framep has been
9088 eliminated to sp. If frame_pointer_needed and argp/framep has
9089 been eliminated to hard frame pointer, set
9090 hard_frame_pointer_adjustment and call vt_init_cfa_base after
9091 encountering fp setter in the prologue. For MO_ADJUST, call
9092 log_op_type before pusing the op into mos vector, not afterwards.
9093 Call adjust_insn before cselib_process_insn/add_with_sets,
9094 call cancel_changes (0) afterwards.
9095 (variable_tracking_main_1): Adjust for vt_initialize calling
9096 vt_stack_adjustments and returning whether it succeeded or not.
9098 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
9100 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
9103 2010-03-15 Jakub Jelinek <jakub@redhat.com>
9105 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
9107 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
9108 drap_reg has not been set.
9110 2010-03-15 Michael Matz <matz@suse.de>
9113 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
9114 use it to expand block copies.
9115 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9116 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
9117 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
9119 2010-03-15 Richard Guenther <rguenther@suse.de>
9121 PR tree-optimization/43367
9122 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
9125 2010-03-15 Richard Guenther <rguenther@suse.de>
9127 PR tree-optimization/43317
9128 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
9130 2010-03-15 Martin Jambor <mjambor@suse.cz>
9132 PR tree-optimization/43141
9133 * tree-sra.c (create_abstract_origin): New function.
9134 (modify_function): Call create_abstract_origin.
9136 2010-03-15 Chris Demetriou <cgd@google.com>
9138 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
9141 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9144 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
9145 call insert_out_of_ssa_copy for default definitions.
9147 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9149 * graphite-clast-to-gimple.c (my_long_long): Defined.
9150 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
9151 * graphite-sese-to-poly.c (my_long_long): Defined.
9152 (scop_ivs_can_be_represented): Use it.
9154 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9156 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
9157 graphite-max-bbs-per-function, and loop-block-tile-size.
9158 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
9160 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
9162 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9164 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
9165 forward declaration.
9166 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
9167 (add_upper_bounds_from_estimated_nit): New.
9168 (build_loop_iteration_domains): Use it.
9170 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9172 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
9174 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9177 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
9178 should be an INTEGER_CST. Also handle CASE_CONVERT.
9180 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9182 * graphite.c (graphite_initialize): To bound the number of bbs per
9183 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
9184 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
9185 * doc/invoke.texi: Document it.
9187 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9189 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
9190 * graphite-sese-to-poly.h (build_poly_scop): Same.
9192 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9194 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
9195 the number of parameters in the scop. Use as an upper bound
9196 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
9197 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
9198 * doc/invoke.texi: Document it.
9200 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
9202 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
9203 * doc/c-tree.texi: Remove.
9204 * doc/generic.texi: Merge c-tree.texi here.
9205 * doc/gccint.texi (Trees): Remove menu entry.
9206 (c-tree.texi): Remove @include.
9207 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
9208 * doc/languages.texi (Reading RTL): Ditto.
9210 2010-03-12 Steve Ellcey <sje@cup.hp.com>
9213 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
9215 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9218 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
9219 code added to work around reload clobbering CONST insns.
9221 2010-03-12 Jakub Jelinek <jakub@redhat.com>
9223 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
9224 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
9225 (cselib_preserve_only_values): Remove retain argument, don't
9226 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
9227 * cselib.h (cselib_preserve_only_values): Remove retain argument.
9228 * var-tracking.c (micro_operation): Move insn field before union.
9229 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
9230 (struct variable_tracking_info_def): Remove n_mos field, change
9231 mos into a vector of micro_operations.
9232 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
9233 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
9234 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
9235 changing into a vector.
9236 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
9237 come before all other uops generated by add_stores.
9238 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
9240 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
9241 a vector. Run just one pass over the bbs instead of separate counting
9242 and computation phase.
9243 (vt_finalize): Free VTI (bb)->mos vector instead of array.
9246 * tree-inline.c (remap_decls): Put old_var rather than origin_var
9247 into *nonlocalized_list vector.
9248 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
9249 even if origin is non-NULL.
9250 (gen_variable_die): Likewise.
9251 (process_scope_var): Don't change origin.
9252 (gen_decl_die): Likewise.
9253 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
9254 before adding new edges instead of after it, fix moving over
9257 2010-03-11 David S. Miller <davem@davemloft.net>
9259 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
9261 * configure: Rebuild.
9263 2010-03-11 Martin Jambor <mjambor@suse.cz>
9265 PR tree-optimization/43257
9266 * tree.c (assign_assembler_name_if_neeeded): New function.
9267 (free_lang_data_in_cgraph): Assembler name assignment moved to the
9269 * tree.h (assign_assembler_name_if_neeeded): Declare.
9270 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
9271 the function if needed.
9273 2010-03-11 Chris Demetriou <cgd@google.com>
9275 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
9276 include/stdint-gcc.h, and include/stdint.h world-readable.
9278 2010-03-11 Richard Guenther <rguenther@suse.de>
9280 PR tree-optimization/43255
9281 * tree-vrp.c (process_assert_insertions_for): Do not insert
9282 asserts for trivial conditions.
9284 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9286 PR tree-optimization/43280
9287 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
9288 generation. Move calculation of size out of the if branch.
9289 (find_bswap): Modify compare number generation.
9291 2010-03-11 Richard Guenther <rguenther@suse.de>
9294 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
9295 (input_gimple_stmt): Fixup handled component types during
9296 operand read. Also fix up decls in ADDR_EXPRs.
9298 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
9300 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
9301 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
9303 2010-03-10 Jan Hubicka <jh@suse.cz>
9306 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
9307 * varasm.c (get_variable_section): Don't do that here...
9308 (make_decl_rtl): ... and here.
9309 (do_assemble_alias): Produce decl RTL.
9310 (assemble_alias): Likewise.
9312 2010-03-10 Jakub Jelinek <jakub@redhat.com>
9315 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
9316 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
9318 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
9319 (based_loc_descr): Only express drap or vdrap regno based expressions
9320 using DW_OP_fbreg when not optimizing.
9321 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
9322 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
9323 REG_CFA_SET_VDRAP note.
9325 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
9327 PR tree-optimization/43236
9328 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
9329 error in calculation of base address in reverse iteration case.
9330 (generate_builtin): Take number of latch executions if the statement
9333 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
9336 * tree-eh.c: Include pointer-set.h.
9337 (lower_eh_dispatch): Filter out duplicate case labels and
9338 remove the unneeded edge when the label is unused. Return
9339 true when some edges are removed.
9340 (execute_lower_eh_dispatch): When any lowering resulted in
9341 removing an edge, also delete unreachable blocks.
9343 2010-03-10 Jakub Jelinek <jakub@redhat.com>
9346 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
9347 UNSPEC_MACHOPIC_OFFSET.
9349 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
9352 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
9353 (m68k_delegitimize_address): New function.
9355 2010-03-09 Jakub Jelinek <jakub@redhat.com>
9358 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
9361 * var-tracking.c (adjust_sets): New function.
9362 (count_with_sets, add_with_sets): Use it.
9363 (get_adjusted_src): New inline function.
9364 (add_stores): Use it.
9367 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
9368 call cselib_dummy_expand_value_rtx_cb instead of
9369 cselib_expand_value_rtx_cb.
9372 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
9373 * config/i386/i386.c: Include debug.h and dwarf2out.h.
9374 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
9375 and .cfi_endproc around the pic thunks.
9376 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
9377 all queued unwind info register saves are saved before the call.
9378 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
9379 considered as sp-=4 for unwind info and the pop as sp+=4 which
9380 also clobbers dest, but doesn't actually restore it.
9383 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
9384 RTX_FRAME_RELATED_P.
9386 2010-03-09 Jie Zhang <jie@codesourcery.com>
9388 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
9389 whitespaces in output template.
9391 2010-03-09 Jie Zhang <jie@codesourcery.com>
9393 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
9396 2010-03-08 Jakub Jelinek <jakub@redhat.com>
9398 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
9399 builtins.exp in a separate job.
9401 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9403 * graphite-sese-to-poly.c (add_param_constraints): Use
9404 lower_bound_in_type and upper_bound_in_type.
9406 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9408 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
9409 instead of unsigned_type_node.
9411 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9412 Reza Yazdani <reza.yazdani@amd.com>
9415 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
9416 on pointer type parameters.
9418 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
9422 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
9423 handle conversions from pointer to integers.
9424 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
9425 induction variable, to be able to work with code generated by CLooG.
9426 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
9427 (build_poly_scop): Bail out if we cannot codegen a loop.
9429 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
9431 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
9432 code generation with gloog_error.
9434 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9436 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
9437 Call fold_convert on all the returned values.
9438 (expand_scalar_variables_expr): Pass to
9439 expand_scalar_variables_ssa_name the type of the resulting expression.
9441 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9443 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
9444 ppl_min_for_le_pointset.
9445 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
9446 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
9448 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9450 * graphite-dependences.c (map_into_dep_poly): Removed.
9451 (dependence_polyhedron_1): Use combine_context_id_scat.
9453 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9455 * graphite-poly.h (struct poly_scattering): Add layout documentation.
9456 (struct poly_bb): Same.
9457 (combine_context_id_scat): New.
9459 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9462 * sese.c (name_defined_in_loop_p): Return false for default
9465 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9467 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
9468 and clean up the logic.
9470 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9472 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
9475 2010-03-08 Jakub Jelinek <jakub@redhat.com>
9477 * var-tracking.c (remove_cselib_value_chains): Define only for
9479 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
9480 delete_slot_part, emit_notes_for_differences_1): Don't call
9481 remove_cselib_value_chains here.
9482 (set_slot_part, emit_notes_for_differences_2): Don't call
9483 add_cselib_value_chains here.
9484 (preserved_values): New vector.
9485 (preserve_value): New function.
9486 (add_uses, add_stores, vt_add_function_parameters): Use it
9487 instead of cselib_preserve_value.
9488 (changed_values_stack): New vector.
9489 (check_changed_vars_0): New function.
9490 (check_changed_vars_1, check_changed_vars_2): Use it.
9491 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
9492 changed_values_stack VALUEs.
9493 (vt_emit_notes): For all preserved_values call
9494 add_cselib_value_chains. If ENABLE_CHECKING call
9495 remove_cselib_value_chains before verifying value_chains is empty.
9496 Initialize and free changed_values_stack.
9497 (vt_initialize): Initialize preserved_values.
9498 (vt_finalize): Free preserved_values.
9500 2010-03-08 Richard Guenther <rguenther@suse.de>
9502 PR tree-optimization/43269
9503 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
9506 2010-03-08 Martin Jambor <mjambor@suse.cz>
9508 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
9509 (ipa_is_param_called): Removed.
9510 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
9511 (ipa_print_node_params): Do not print the called flag.
9512 (ipa_write_node_info): Do not stream the called flag.
9513 (ipa_read_node_info): Likewise.
9515 2010-03-07 Jakub Jelinek <jakub@redhat.com>
9518 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
9519 * cselib.c (struct expand_value_data): Add dummy field.
9520 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
9522 (cselib_dummy_expand_value_rtx_cb): New function.
9523 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
9525 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
9526 * var-tracking.c: Include pointer-set.h.
9527 (variable): Change n_var_parts to char from int. Add
9528 cur_loc_changed and in_changed_variables fields.
9529 (variable_canonicalize): Remove.
9530 (shared_var_p): New inline function.
9531 (unshare_variable): Maintain cur_loc_changed and
9532 in_changed_variables fields. If var was in changed_variables,
9533 replace it there with new_var. Just copy cur_loc instead of
9534 resetting it to something else.
9535 (variable_union): Don't recompute cur_loc. Use shared_var_p.
9536 (dataflow_set_union): Don't call variable_canonicalize.
9537 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
9538 of their DEBUG_EXPR_TREE_DECLs.
9539 (canonicalize_loc_order_check): Verify that cur_loc is NULL
9540 and in_changed_variables and cur_loc_changed is false.
9541 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
9542 and cur_loc_changed. Don't update cur_loc here.
9543 (variable_merge_over_src): Don't call variable_canonicalize.
9544 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
9545 removing loc that is equal to cur_loc, clear cur_loc,
9546 set cur_loc_changed and ensure variable_was_changed is called.
9547 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
9548 compare pointers in cur_loc check, if it is equal to loc,
9549 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
9550 (variable_different_p): Remove compare_current_location argument,
9551 don't compare cur_loc.
9552 (dataflow_set_different_1): Adjust variable_different_p caller.
9553 (variable_was_changed): If dv had some var in changed_variables
9554 already, reset in_changed_variables flag for it and propagate
9555 cur_loc_changed over to the new variable. On empty var
9556 always set cur_loc_changed. Set in_changed_variables on whatever
9557 var is added to changed_variables.
9558 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
9559 Use shared_var_p. When removing loc that is equal to cur_loc,
9560 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
9561 end, don't set it to something else, just call variable_was_changed.
9562 (delete_slot_part): Use shared_var_p. When cur_loc equals to
9563 loc being removed, clear cur_loc and set cur_loc_changed.
9564 Set cur_loc_changed if all locations have been removed.
9565 (struct expand_loc_callback_data): New type.
9566 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
9567 allocated. Always create SUBREGs if simplify_subreg failed.
9568 Prefer to use cur_loc, when that fails and still in
9569 changed_variables (and seen first time) recompute it. Set
9570 cur_loc_changed of variables which had to change cur_loc and
9571 compute elcd->cur_loc_changed if any of the subexpressions used
9572 had to change cur_loc.
9573 (vt_expand_loc): Adjust to pass arguments in
9574 expand_loc_callback_data structure.
9575 (vt_expand_loc_dummy): New function.
9576 (emitted_notes): New variable.
9577 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
9578 that weren't used for any other decl in current
9579 emit_notes_for_changes call call vt_expand_loc_dummy to update
9580 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
9581 first loc_chain location if NULL before. Always use just
9582 cur_loc instead of first loc_chain location. When cur_loc_changed
9583 is false, when not --enable-checking=rtl just don't emit any note.
9584 When rtl checking, compute the note and assert it is the same
9585 as previous note. Clear cur_loc_changed and in_changed_variables
9586 at the end before removing from changed_variables.
9587 (check_changed_vars_3): New function.
9588 (emit_notes_for_changes): Traverse changed_vars to call
9589 check_changed_vars_3 on each changed var.
9590 (emit_notes_for_differences_1): Clear cur_loc_changed and
9591 in_changed_variables. Recompute cur_loc of new_var.
9592 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
9593 (vt_emit_notes): Initialize and destroy emitted_notes.
9595 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
9597 PR rtl-optimization/42220
9598 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
9599 Use verify_reg_tracked to determine if we should use OP_OUT rather
9601 (build_def_use): If we see an in-out operand for a register that we
9602 know nothing about, treat is an output if possible, fail the block if
9605 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
9608 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
9611 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
9614 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
9615 uses of relevant DEFs that are dead outside the loop too.
9617 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
9619 * var-tracking.c (dataflow_set_merge): Swap src and src2.
9621 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9623 * var-tracking.c (values_to_unmark): New variable.
9624 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9625 values_to_unmark vector. Moved body to...
9626 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9627 instead queue it into values_to_unmark vector.
9628 (vt_find_locations): Free values_to_unmark vector.
9630 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
9632 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
9633 (site.exp): Export them when plugins are enabled.
9635 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
9638 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
9640 (chrec_fold_multiply): Same.
9642 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
9645 * c-decl.c (build_compound_literal): Return early if init is
9648 2010-03-04 Martin Jambor <mjambor@suse.cz>
9650 PR tree-optimization/43164
9651 PR tree-optimization/43191
9652 * tree-sra.c (type_consists_of_records_p): Reject records with
9653 zero-size bit-fields at the end.
9655 2010-03-04 Mike Stump <mikestump@comcast.net>
9657 * Makefile.in (TAGS): Remove *.y.
9659 2010-03-04 Richard Guenther <rguenther@suse.de>
9661 PR tree-optimization/40761
9662 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
9664 (my_rev_post_order_compute): New function.
9665 (init_pre): Call it.
9667 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
9670 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
9671 decrease the cost of an IV candidate when the cost is infinite.
9673 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9675 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
9676 Use '3DNow!' for the extension of that name, ensure normal space
9678 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
9680 2010-03-03 Jeff Law <law@redhat.com>
9682 * PR middle-end/32693
9683 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
9684 than gen_rtx_SUBREG.
9685 (extract_bit_field_1): Likewise.
9687 2010-03-03 Janis Johnson <janis187@us.ibm.com>
9689 * doc/sourcebuild.texi (Test directives): Document that arguments
9690 include-opts and exclude-opts are now optional for dg-skip-if,
9691 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
9693 2010-03-03 Jason Merrill <jason@redhat.com>
9696 * cgraph.h (varpool_node): Add extra_name field.
9697 * varpool.c (varpool_extra_name_alias): New.
9698 (varpool_assemble_decl): Emit extra name aliases.
9699 (varpool_mark_needed_node): Look past an extra name alias.
9700 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
9701 * lto-streamer-in.c (lto_input_tree): Read it.
9702 * lto-streamer-out.c (output_unreferenced_globals): Write it.
9704 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
9706 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
9707 (sparc*-*-solaris2*): ...this.
9709 2010-03-03 Jakub Jelinek <jakub@redhat.com>
9712 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
9713 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
9714 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
9715 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
9718 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
9719 fallthrough to default handling, just with want_address 0 instead of 2.
9720 For single element lists, add_AT_loc directly, otherwise create an
9721 artificial variable DIE and stick location list to it.
9724 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
9725 (VAL_EXPR_HAS_REVERSE): Define.
9726 (reverse_op): New function.
9727 (add_stores): For reversible operations add an extra MO_VAL_USE.
9729 2010-03-02 Jason Merrill <jason@redhat.com>
9731 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
9733 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
9735 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
9736 (sparc64-*-linux*): Likewise.
9737 (sparc64-*-solaris2*): Include assembler files before linker ones.
9738 (sparc-*-solaris2*): Simplify and reorder to match previous case.
9739 * config/sparc/gas.h: Delete.
9740 * config/sparc/sol2-64.h: Add copyright notice.
9741 * config/sparc/sol2-gas-bi.h: Likewise.
9742 * config/sparc/sol2-gld.h: Likewise.
9743 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
9744 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
9745 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
9746 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
9747 (sparc_elf_asm_named_section): Rename into...
9748 (sparc_solaris_elf_asm_named_section): ...this. Always define.
9750 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
9752 * config/alpha/alpha.c (override_options): Fix -mtune error message.
9754 2010-03-02 Jeff Law <law@redhat.com>
9757 * reload1.c (rtx_p, substitute_stack): Declare.
9758 (substitute): Record addresses of changed rtxs.
9759 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
9760 Restore the original rtx when complete.
9761 (reload): Free subsitute_stack when complete.
9763 2010-03-02 Janis Johnson <janis187@us.ibm.com>
9765 * doc/gccint.texi (menu): Add Testsuites as a chapter.
9766 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
9768 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
9769 LTO Testing, gcov Testing, profopt Testing, compat Testing,
9770 Torture Tests): Change from subsection to section.
9772 2010-03-02 Jakub Jelinek <jakub@redhat.com>
9773 Steven Bosscher <steven@gcc.gnu.org>
9775 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
9778 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
9781 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
9782 the assignment from the new induction variable to the assignment
9783 of the value from the original loop PHI function.
9785 2010-03-01 Janis Johnson <janis187@us.ibm.com>
9786 Daniel Jacobowitz <dan@codesourcery.com>
9788 * doc/sourcebuild.texi (Test directives): Clarify options to
9791 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9793 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
9794 Disable cfi directives unless GCC and gas agree on using read-only
9795 .eh_frame sections for 64-bit.
9796 * configure: Regenerate.
9798 2010-03-01 Richard Guenther <rguenther@suse.de>
9800 PR tree-optimization/43220
9801 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
9802 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
9804 2010-03-01 Richard Guenther <rguenther@suse.de>
9805 Martin Jambor <mjambor@suse.cz>
9808 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
9809 gimplified parameters.
9811 2010-03-01 Christian Bruel <christian.bruel@st.com>
9813 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
9815 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
9817 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
9819 2010-03-01 Richard Guenther <rguenther@suse.de>
9822 * expr.c (expand_assignment): Use the alias-oracle to tell
9823 if the rhs aliases the result decl.
9825 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9828 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
9829 to sol_gt_pch_get_address.
9830 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
9831 64-bit, SPARC and x86.
9832 (sol_gt_pch_get_address): New function.
9834 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
9836 * toplev.h (inform_n, error_n): Declare.
9837 * diagnostic.c (inform_n, error_n): New function.
9839 2010-03-01 Jakub Jelinek <jakub@redhat.com>
9841 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
9842 has no rtl yet when processing local_decls, queue it and recheck
9843 if deferred stack allocation hasn't assigned it rtl.
9845 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
9847 * config/sh/sh.c (unspec_bbr_uid): New.
9848 (gen_block_redirect): Use it instead of INSN_UID.
9849 (gen_far_branch): Likewise.
9851 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
9853 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
9854 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
9856 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9858 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
9859 (Warning Options): -Wno-conversion-null is valid for
9860 Objective-C++ as well.
9861 * doc/tm.texi (Named Address Spaces): Likewise.
9862 * doc/plugins.texi (Plugins): Replace TABs with spaces.
9863 * doc/tree-ssa.texi (Tree SSA): Likewise.
9865 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
9868 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
9869 by default. Don't set the default arch for
9870 i[34567]86-*-darwin*|x86_64-*-darwin*.
9872 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
9875 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
9876 default. Set the default 32bit/64bit archs with $with_arch
9877 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
9879 2010-02-27 Richard Guenther <rguenther@suse.de>
9881 PR tree-optimization/43186
9882 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
9883 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
9884 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
9885 unroller iterations.
9887 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
9889 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
9890 required and i[34567]86-*-* targets don't support 64bit ISA.
9892 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
9895 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
9898 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
9900 * config.gcc: Set the default arch at least to Prescott for
9901 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
9902 if SSE math is enabled.
9904 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
9906 * diagnostic.c (diagnostic_initialize): Update.
9907 (diagnostic_report_diagnostic): Test inhibit_notes_p for
9909 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
9910 (diagnostic_inhibit_notes): New.
9911 * toplev.c (process_options): inhibit notes with -fcompare-debug.
9913 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
9916 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
9917 * doc/standards.texi: Likewise.
9918 * doc/extend.texi: Likewise.
9919 * doc/trouble.texi: Likewise.
9920 * doc/cppopts.texi: Likewise.
9921 * doc/install.texi: Likewise.
9922 * c.opt (std=c90,std=gnu90): New options.
9923 * c-opts.c (c_common_handle_option): Handle them.
9925 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
9928 * c-decl.c (undeclared_variable): Use an informative note.
9930 2010-02-26 Richard Guenther <rguenther@suse.de>
9932 PR tree-optimization/43186
9933 * gimple.h (gimple_fold): Remove.
9934 * gimple.c (gimple_fold): Remove. Inline into single user ...
9935 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
9936 Try harder for conditions.
9938 2010-02-26 Jakub Jelinek <jakub@redhat.com>
9941 * function.c (used_types_insert): Don't skip through named pointer
9942 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
9943 and it is different from the main variant's type.
9945 2010-02-26 Nick Clifton <nickc@redhat.com>
9947 * config/rx/rx.md (sminsi3): Remove bogus alternative.
9949 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
9951 * config.gcc: Support --with-fpmath=sse for x86.
9953 * config/i386/ssemath.h: New.
9955 * doc/install.texi (--with-fpmath=sse): Documented.
9957 2010-02-26 Richard Guenther <rguenther@suse.de>
9959 PR tree-optimization/43188
9960 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
9961 vector types of over-aligned element type.
9963 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
9966 * config/i386/i386.c (expand_vec_perm_blend): Use correct
9967 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
9969 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
9971 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
9973 2010-02-26 Jakub Jelinek <jakub@redhat.com>
9975 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
9976 * var-tracking.c: Include diagnostic.h.
9977 (debug_dv): New function.
9978 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
9981 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
9982 (add_value_chain, add_value_chains, remove_value_chain,
9983 remove_value_chains): Handle DEBUG_EXPRs.
9984 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
9987 * regcprop.c (struct queued_debug_insn_change): New type.
9988 (struct value_data_entry): Add debug_insn_changes field.
9989 (struct value_data): Add n_debug_insn_changes field.
9990 (debug_insn_changes_pool): New variable.
9991 (free_debug_insn_changes, apply_debug_insn_changes,
9992 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
9993 (kill_value_one_regno): Call free_debug_insn_changes if needed.
9994 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
9996 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
9998 (copyprop_hardreg_forward_1): Don't call apply_change_group for
9999 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
10000 changes, call cprop_find_used_regs via note_stores.
10001 (copyprop_hardreg_forward): When copying vd from predecessor
10002 which has any queued DEBUG_INSN changes, make sure the pointers are
10003 cleared. At the end call df_analyze and then if there are any
10004 DEBUG_INSN changes queued at the end of some basic block for still
10005 live registers, apply them.
10006 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
10008 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
10010 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
10013 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
10015 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
10016 targets. Set the default with_cpu/with_arch from arch/cpu.
10017 Allow x86-64 and native for with_cpu/with_arch.
10019 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
10021 * ebitmap.c: Change calls to verify_popcount with calls to
10022 sbitmap_verify_popcount.
10023 (ebitmap_clear_bit): Fixed map->cacheindex test and
10024 map>cache update when bit clearing results in an empty
10027 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10030 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
10031 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
10032 and support both V2DF and V2DI modes.
10033 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
10034 support both V2DF and V2DI modes.
10035 (general): Delete trailing whitespace from a few patterns.
10037 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10038 V2DF/V2DI interleave high/low builtins.
10040 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
10043 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
10044 interleave high/low functions.
10046 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
10048 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
10049 #pragma extern_prefix.
10051 2010-02-25 Jakub Jelinek <jakub@redhat.com>
10054 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
10055 BLKmode, assert op0 is a MEM and just adjust its mode.
10058 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
10059 if bitpos isn't multiple of mode's bitsize.
10061 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
10063 * c.opt (-ftemplate-depth=): New.
10064 (-ftemplate-depth-): Deprecate.
10065 * optc-gen.awk: Handle -ftemplate-depth=.
10066 * opth-gen.awk: Likewise.
10067 * c-opts.c (c_common_handle_option): Likewise.
10068 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
10070 2010-02-24 Jason Merrill <jason@redhat.com>
10072 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
10074 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10076 * cfg.c (alloc_aux_for_block): Remove inline.
10077 (alloc_aux_for_edge): Likewise.
10079 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10081 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
10083 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10085 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
10086 * config/i386/sol2-gas.h: New file.
10087 * config.gcc (i[34567]86-*-solaris2*): Use it.
10089 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
10092 * c-typeck.c (ep_convert_and_check): New.
10093 (build_conditional_expr): Use it.
10094 (build_binary_op): Likewise.
10096 2010-02-24 Jakub Jelinek <jakub@redhat.com>
10098 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
10101 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
10102 bounds even for -O+.
10103 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
10104 expr needs to have DECL_NAME set.
10106 2010-02-24 Nick Clifton <nickc@redhat.com>
10108 * config/mep/mep.c: Include gimple.h.
10109 (mep_function_uses_sp): Delete unused function.
10110 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
10111 parameters. Use unsigned integers to count args. Return a
10112 NULL_RTX instead of an error_mark_node. Toidy up formatting.
10114 2010-02-23 Jakub Jelinek <jakub@redhat.com>
10117 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
10118 greater or equal to nelt instead of 2 * nelt.
10119 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
10122 2010-02-23 Jason Merrill <jason@redhat.com>
10125 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
10126 in cfun->local_decls even if they have register types.
10129 * stor-layout.c (place_field): Don't warn about unnecessary
10130 DECL_PACKED if the type is packed.
10132 2010-02-23 Jakub Jelinek <jakub@redhat.com>
10135 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
10136 GOTOFF relocs, even when the base reg isn't pic pointer.
10138 2010-02-23 Michael Matz <matz@suse.de>
10141 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
10142 (expand_gimple_basic_block): Generate and use debug temps if there
10143 are debug uses left after the last real use of TERed ssa names.
10144 Unlink debug immediate uses when they are expanded.
10146 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
10149 * config/i386/i386.c (override_options): Reorganise to provide
10150 better error messages.
10152 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
10154 PR middle-end/43083
10155 * graphite-scop-detection.c (create_single_exit_edge): Move
10156 the call to find_single_exit_edge to....
10157 (create_sese_edges): ...here. Don't handle multiple edges
10158 exiting the function.
10159 (build_graphite_scops): Don't handle multiple edges
10160 exiting the function.
10162 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
10164 PR middle-end/43097
10165 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
10166 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
10168 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
10170 PR middle-end/43026
10171 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
10173 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
10176 * c-typeck.c (convert_arguments): Print declaration location.
10177 * c-common.c (validate_nargs): Rename as
10178 builtin_function_validate_nargs.
10179 (check_builtin_function_arguments): Update.
10181 2010-02-22 Richard Guenther <rguenther@suse.de>
10184 * tree-inline.c (declare_return_variable): Use the type of
10185 the call stmt lhs if available.
10187 2010-02-22 Duncan Sands <baldrick@free.fr>
10189 * passes.c (register_pass): Always consider all pass lists when
10190 ref_pass_instance_number is zero.
10192 2010-02-22 Richard Guenther <rguenther@suse.de>
10194 PR tree-optimization/42749
10195 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
10196 parameter. Do arithmetic in the original type.
10197 (update_accumulator_with_ops): Likewise.
10198 (adjust_accumulator_values): Adjust.
10200 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10202 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
10203 (QI to BLKmode splitter): New splitter.
10205 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
10207 * config/i386/i386.c (initial_ix86_tune_features): Turn on
10208 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
10210 2010-02-22 Richard Guenther <rguenther@suse.de>
10212 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
10214 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
10216 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
10217 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
10218 ($(T)crti.o, $(T)crtn.o): Remove rules.
10220 2010-02-21 Tobias Burnus <burnus@net-b.de>
10223 * doc/invoke.texi (-fassociative-math): Document that this
10224 option is automatically enabled for Fortran.
10226 2010-02-20 David S. Miller <davem@davemloft.net>
10228 * configure.ac: Test if linker and assembler properly support
10229 GOTDATA_OP relocations.
10230 * configure: Rebuild.
10231 * config.in: Likewise.
10232 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
10233 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
10234 (movsi_high_pic): Likewise.
10235 (movdi_lo_sum_pic): Likewise.
10236 (movdi_high_pic): Likewise.
10237 (movsi_pic_gotdata_op): New pattern.
10238 (movdi_pic_gotdata_op): Likewise.
10239 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
10240 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
10242 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
10245 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
10246 attribute to ssemul.
10247 (xop_mulv2div2di3_high): Ditto.
10249 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
10252 * c.opt (Wconversion-null): New option.
10253 * doc/invoke.texi (Wconversion-null): Document.
10255 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
10257 * common.opt (Wlarger-than-): Add Undocumented.
10259 2010-02-19 Mike Stump <mikestump@comcast.net>
10261 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
10263 2010-02-19 Jason Merrill <jason@redhat.com>
10266 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
10267 * configure: Likewise.
10269 2010-02-20 Alan Modra <amodra@gmail.com>
10271 PR middle-end/42344
10272 * cgraph.h (cgraph_make_decl_local): Declare.
10273 * cgraph.c (cgraph_make_decl_local): New function.
10274 (cgraph_make_node_local): Use it.
10275 * cgraphunit.c (cgraph_function_versioning): Likewise.
10276 * ipa.c (function_and_variable_visibility): Likewise.
10278 2010-02-19 Jakub Jelinek <jakub@redhat.com>
10281 * except.c (sjlj_emit_function_enter): Don't call
10282 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
10284 * rtl.h (add_reg_br_prob_note): Remove prototype.
10286 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10289 * c-common.c (conversion_warning): Remove widening conversions
10290 before checking the conversion of integers to reals.
10292 2010-02-19 Mike Stump <mikestump@comcast.net>
10294 PR middle-end/43125
10295 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
10298 * cgraphunit.c (process_function_and_variable_attributes): Check
10299 DECL_PRESERVE_P instead of looking up attribute "used".
10300 * ipa-pure-const.c (check_decl): Likewise.
10301 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
10302 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
10303 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
10304 instead of attribute "used".
10305 * config/sol2-c.c (solaris_pragma_init): Likewise.
10306 (solaris_pragma_fini): Likewise.
10308 2010-02-19 Jakub Jelinek <jakub@redhat.com>
10310 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
10311 Use XCNEW instead of xcalloc.
10312 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
10313 XNEW instead of xmalloc.
10314 (get_fields): Use XNEWVEC instead of xmalloc.
10317 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
10318 populate vars array.
10319 (create_new_general_access): For debug stmts just reset value.
10320 (get_stmt_accesses): For accesses within debug stmts just record them
10321 using add_access_to_acc_sites instead of preventing the peeling or
10322 counting them as accesses.
10324 PR middle-end/42233
10325 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
10327 2010-02-19 Richard Guenther <rguenther@suse.de>
10329 PR tree-optimization/42916
10330 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
10333 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
10335 * configure.ac: Replace all uses of changequote in macro arguments
10336 with proper quoting.
10338 2010-02-19 Jakub Jelinek <jakub@redhat.com>
10340 PR middle-end/42233
10341 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
10343 2010-02-19 Richard Guenther <rguenther@suse.de>
10345 PR tree-optimization/42944
10346 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
10347 test for aliasing with errno.
10349 2010-02-19 Jakub Jelinek <jakub@redhat.com>
10351 PR middle-end/42233
10352 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
10353 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
10354 * dojump.c: Include output.h.
10355 (inv): New inline function.
10356 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
10357 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
10358 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
10359 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
10360 argument, pass it down to other calls.
10361 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
10362 add REG_BR_PROB note to the conditional jump.
10363 * cfgexpand.c (add_reg_br_prob_note): Removed.
10364 (expand_gimple_cond): Don't call it, add the probability
10365 as last argument to jumpif_1/jumpifnot_1.
10366 * Makefile.in (dojump.o): Depend on output.h.
10367 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
10369 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
10370 * stmt.c (do_jump_if_equal): Likewise.
10371 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
10372 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10373 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
10375 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
10376 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
10377 jumpifnot_1 callers.
10378 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
10380 (store_expr): Adjust jumpifnot caller.
10381 (store_constructor): Adjust jumpif caller.
10383 PR middle-end/42233
10384 * gimplify.c (gimple_boolify): For __builtin_expect call
10385 gimple_boolify also on its first argument.
10387 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
10389 * configure.ac (gnu-unique-object): Wrap regexps using [] in
10391 (__stack_chk_fail): Ditto. Remove quadrigraphs.
10392 * configure: Regenerated.
10394 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10396 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
10397 lang_hooks.types_compatible_p instead of comptypes.
10399 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
10401 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
10402 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
10403 if __prefer_thumb__ is defined.
10405 2010-02-18 Martin Jambor <mjambor@suse.cz>
10407 PR tree-optimization/43066
10408 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
10409 array with zero-sized element type.
10411 2010-02-18 Jakub Jelinek <jakub@redhat.com>
10413 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
10414 rtx, allocate struct var_loc_node here and return it to the
10415 caller, and only if it is actually needed.
10416 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
10417 move it earlier and return immediately if it returns NULL.
10419 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
10421 * config/sparc/gas.h: New file. Restore
10422 TARGET_ASM_NAMED_SECTION to its ELF default.
10423 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
10424 check !HAVE_GNU_AS.
10425 * config/sparc/sparc.c (sparc_elf_asm_named_section):
10426 Likewise. Add ATTRIBUTE_UNUSED to prototype.
10427 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
10428 after sparc/sysv4.h.
10430 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
10432 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
10434 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
10436 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
10437 patterns from predicated pattern.
10439 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
10442 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
10443 for insn mnemonic suffix.
10445 2010-02-17 Richard Guenther <rguenther@suse.de>
10447 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
10450 2010-02-17 Jakub Jelinek <jakub@redhat.com>
10453 * caller-save.c (save_call_clobbered_regs): If BB ends with
10454 a DEBUG_INSN, move any notes in between last real insn and the last
10455 DEBUG_INSN after the last DEBUG_INSN.
10457 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
10459 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
10460 Fix return type. Fix argument type. Explain meaning of return value.
10462 2010-02-16 Richard Guenther <rguenther@suse.de>
10464 PR tree-optimization/41043
10465 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
10466 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
10468 (vrp_visit_phi_node): ... but only for loop PHI nodes.
10470 2010-02-16 Ira Rosen <irar@il.ibm.com>
10472 PR tree-optimization/43074
10473 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
10474 * tree-vect-loop.c (vect_analyze_loop_operations): Add
10475 vectorizable cycles in hybrid SLP check.
10476 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
10478 2010-02-16 Richard Guenther <rguenther@suse.de>
10480 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
10481 (true_dependence): If memrefs_conflict_p computes must-alias
10482 trust it. Move TBAA check after offset-based disambiguation.
10483 (canon_true_dependence): Likewise.
10485 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
10487 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
10488 * doc/invoke.texi: Document it.
10489 * var-tracking.c: Include toplev.h and params.h.
10490 (vt_find_locations): Return bool indicating success. Compute
10491 hash sizes unconditionally. Check new parameter, report.
10492 (variable_tracking_main_1): Check vt_find_locations results and
10493 retry. Renamed from...
10494 (variable_tracking_main): ... this. New wrapper to preserve
10495 flag_var_tracking_assignments.
10496 * Makefile.in (var-tracking.o): Adjust dependencies.
10498 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
10499 Jakub Jelinek <jakub@redhat.com>
10502 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
10503 if weak_import attribute is present.
10504 * config/darwin.c (machopic_select_section): Likewise.
10506 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
10508 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
10509 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
10510 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
10511 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
10513 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
10516 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
10517 Fix argument types.
10519 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
10520 Rewrite text to refer to the names.
10522 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
10524 * config/i386/i386-builtin-types.def
10525 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
10526 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
10527 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
10528 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
10529 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
10530 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
10531 IX86_BUILTIN_VPERMIL2PS256.
10532 (MULTI_ARG_4_DF2_DI_I): Defined.
10533 (MULTI_ARG_4_DF2_DI_I1): Defined.
10534 (MULTI_ARG_4_SF2_SI_I): Defined.
10535 (MULTI_ARG_4_SF2_SI_I1): Defined.
10536 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
10537 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
10538 __builtin_ia32_vpermil2ps256.
10539 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
10540 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
10541 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
10542 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
10543 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
10544 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
10545 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
10546 CODE_FOR_xop_vpermil2v8sf3.
10547 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
10548 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
10549 * config/i386/xopintrin.h (_mm_permute2_pd): New.
10550 (_mm256_permute2_pd): New.
10551 (_mm_permute2_ps): New.
10552 (_mm256_permute2_ps): New.
10554 2010-02-15 Nick Clifton <nickc@redhat.com>
10556 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
10557 boolean parameters. Use emit_jump_insn when emitting a pop
10558 instruction containing a return insn.
10559 (push): Use 'true' rather than '1' as second parameter to F.
10560 (h8300_expand_prologue): Likewise.
10561 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
10562 (h8300_expand_epilogue): Likewise.
10564 2010-02-15 Richard Guenther <rguenther@suse.de>
10566 PR middle-end/43068
10567 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
10570 2010-02-15 Nick Clifton <nickc@redhat.com>
10572 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
10575 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
10577 * intl.c (fake_ngettext): New function.
10578 * intl.h (fake_ngettext): Declare.
10579 (ngettext): Define macro.
10580 * collect2.c (notice_translated): New function.
10581 (main): Use notice_translated and ngettext.
10582 * collect2.h (notice_translated): Declare.
10584 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
10586 * reorg.c (delete_computation): Comment fixes.
10587 * caller-save.c (setup_save_areas): Idem.
10588 * sel-sched-dump.c (dump_lv_set): Idem.
10591 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10593 * config/s390/s390.c (s390_sched_init): New function.
10594 (TARGET_SCHED_INIT): Target hook defined.
10596 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
10597 Jack Howarth <howarth@bromo.med.uc.edu>
10598 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
10601 Partial revert of unintended change in fix for PR41605.
10602 * config/darwin.h: Fix typo.
10603 * config/darwin9.h: Same.
10605 2010-02-11 Jakub Jelinek <jakub@redhat.com>
10607 * c-pch.c (pch_init): Clear v.
10609 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
10611 PR middle-end/42930
10612 * graphite-scop-detection.c (graphite_can_represent_scev): Call
10613 graphite_can_represent_init for MULT_EXPR.
10615 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
10617 PR middle-end/42914
10618 PR middle-end/42530
10619 * graphite-sese-to-poly.c (remove_phi): New.
10620 (translate_scalar_reduction_to_array): Call remove_phi.
10622 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
10624 PR middle-end/42771
10625 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
10626 * graphite-clast-to-gimple.h (gloog): Update declaration.
10627 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
10628 * graphite-poly.h (struct poly_bb): Add missing comments.
10629 (struct scop): Add poly_scop_p field.
10630 (POLY_SCOP_P): New.
10631 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
10632 * graphite.c (graphite_transform_loops): Build the polyhedral
10633 representation for each scop before code generation.
10634 * sese.c (rename_variables_in_operand): Removed.
10635 (rename_variables_in_expr): Return the renamed expression.
10636 (rename_sese_parameters): New.
10637 * sese.h (rename_sese_parameters): Declared.
10639 2010-02-11 Richard Guenther <rguenther@suse.de>
10641 PR tree-optimization/42998
10642 * tree-ssa-pre.c (create_expression_by_pieces): Treat
10643 POINTER_PLUS_EXPR properly.
10645 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
10646 Changpeng Fang <changpeng.fang@amd.com>
10648 PR middle-end/40886
10649 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
10650 the cost of an IV candidate when the IV is used in a test against zero.
10652 * gcc.dg/tree-ssa/ivopts-3.c: New.
10654 2010-02-11 Richard Guenther <rguenther@suse.de>
10657 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
10658 pointer-vs-decl case by swapping refs. Handle some cases
10659 of pointer-vs-decl disambiguations more conservatively.
10660 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
10661 to false after expanding.
10663 2010-02-11 Richard Guenther <rguenther@suse.de>
10666 * gcc.c (process_command): Handle LTO file@offset case more
10669 2010-02-11 Jakub Jelinek <jakub@redhat.com>
10671 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
10672 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
10674 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
10676 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
10677 if MEM's mode size isn't DWARF2_ADDR_SIZE.
10678 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
10679 Optimize eq/ne comparisons when both arguments are known to be
10681 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
10682 Don't mask operands unnecessarily if they are known to be already
10685 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
10687 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
10690 2010-02-10 Richard Guenther <rguenther@suse.de>
10692 PR tree-optimization/43017
10693 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
10694 for wrapping signed arithmetic.
10696 2010-02-10 Jakub Jelinek <jakub@redhat.com>
10699 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
10700 if no debug info should be emitted for it.
10702 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10704 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
10705 note when flag_exceptions is set.
10707 2010-02-10 Duncan Sands <baldrick@free.fr>
10709 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
10711 2010-02-10 Richard Guenther <rguenther@suse.de>
10714 * tree.c (get_unwidened): Handle constants.
10715 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
10717 2010-02-10 Martin Jambor <mjambor@suse.cz>
10720 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
10721 check for variable argument counts independently.
10723 2010-02-10 Christian Bruel <christian.bruel@st.com>
10726 * config/sh/sh.c (find_barrier): Increase length for non delayed
10727 conditional branches.
10729 2010-02-10 Christian Bruel <christian.bruel@st.com>
10731 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
10733 2010-02-10 Jakub Jelinek <jakub@redhat.com>
10735 * builtins.c (set_builtin_user_assembler_name): Also handle
10736 ffs if int is smaller than word.
10738 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
10740 PR middle-end/42973
10741 * ira-conflicts.c (get_dup): Remove.
10742 (process_reg_shuffles): Add new parameter. Use it as an
10743 additional guard for copy generation.
10744 (add_insn_allocno_copies): Rewrite.
10746 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
10748 * common.opt (fsched2-use-traces): Preserved for backward
10750 * doc/invoke.texi: Remove the documentation about option
10751 -fsched2-use-traces.
10752 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
10753 flag_sched2_use_traces.
10754 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
10755 the backward compatibility flag section.
10757 2010-02-09 Richard Guenther <rguenther@suse.de>
10759 PR tree-optimization/43008
10760 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
10761 make HEAP variables initialized from global memory if they
10762 are not known builtin functions.
10763 (find_func_aliases): Adjust.
10765 2010-02-09 Richard Guenther <rguenther@suse.de>
10767 PR tree-optimization/43000
10768 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
10769 arithmetic manually.
10771 2010-02-08 Jakub Jelinek <jakub@redhat.com>
10773 PR tree-optimization/42931
10774 * tree-loop-linear.c (try_interchange_loops): Don't call
10775 double_int_mul if estimated_loop_iterations failed.
10777 2010-02-08 Martin Jambor <mjambor@suse.cz>
10779 PR middle-end/42898
10780 * tree-sra.c (build_accesses_from_assign): Do not mark in
10781 should_scalarize_away_bitmap if stmt has volatile ops.
10782 (sra_modify_assign): Do not process assigns piecemeal if if stmt
10785 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
10787 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
10789 2010-02-07 Adam Nemet <adambnmet@gmail.com>
10791 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
10792 before the pattern.
10794 2010-02-07 Andrew Pinski <pinskia@gmail.com>
10796 PR middle-end/42946
10797 * df-core.c (df_finish_pass): Change type of saved_flags to int.
10799 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
10801 PR middle-end/42988
10802 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
10803 to unknown_dependence.
10804 (graphite_legal_transform_dr): Handle the unknown_dependence.
10805 (graphite_carried_dependence_level_k): Same.
10807 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
10809 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
10811 2010-02-07 Richard Guenther <rguenther@suse.de>
10813 PR middle-end/42991
10814 * expr.c (get_inner_reference): Always initialize *pbitsize.
10816 2010-02-07 Richard Guenther <rguenther@suse.de>
10818 PR middle-end/42956
10819 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
10820 new ARRAY_REFs on variable size element or minimal index arrays.
10822 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
10823 gimple_fold_indirect_ref.
10825 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
10828 * arm.c (arm_override_options): Just return if the user has specified
10829 an invalid fpu name.
10831 2010-02-03 Jason Merrill <jason@redhat.com>
10834 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
10835 i386_pe_maybe_record_exported_symbol.
10837 2010-02-05 Steve Ellcey <sje@cup.hp.com>
10840 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
10841 (pa_delegitimize_address): New function.
10843 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
10845 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
10846 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
10848 2010-02-05 Richard Guenther <rguenther@suse.de>
10851 * lto-streamer-in.c (get_resolution): Deal with references
10852 to undefined functions.
10854 2010-02-05 Richard Guenther <rguenther@suse.de>
10856 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
10857 (fold_const_aggregate_ref): Likewise.
10858 (ccp_fold_stmt): Substitute loads.
10859 (maybe_fold_reference): Verify types before substituting.
10861 (fold_gimple_assign): Unshare properly.
10862 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
10864 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
10866 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
10867 for rs6000_gen_cell_microcode.
10869 2010-02-04 Richard Guenther <rguenther@suse.de>
10871 PR rtl-optimization/42952
10872 * dse.c (const_or_frame_p): Remove MEM handling.
10874 2010-02-04 Nick Clifton <nickc@redhat.com>
10876 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
10877 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
10878 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
10879 (mn10300_asm_output_mi_thunk): New function.
10880 (mn10300_can_output_mu_thunk): New function.
10881 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
10882 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
10883 (FUNCTION_ARG): Delete incorrect comment.
10885 2010-02-03 Jason Merrill <jason@redhat.com>
10888 * fold-const.c (operand_equal_p): Handle erroneous types.
10890 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
10892 * config/h8300/h8300.md (can_delay): Fix attibute condition.
10894 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
10896 PR rtl-optimization/42941
10897 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
10900 2010-02-03 Jason Merrill <jason@redhat.com>
10903 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
10905 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
10908 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
10909 (cselib_reset_table): Renamed from...
10910 (cselib_reset_table_with_next_value): ... this.
10911 (cselib_get_next_uid): Renamed from...
10912 (cselib_get_next_unknown_value): ... this.
10913 * cselib.c (next_uid): Renamed from...
10914 (next_unknown_value): ... this.
10915 (cselib_clear_table): Adjust.
10916 (cselib_reset_table): Adjust. Renamed from...
10917 (cselib_reset_table_with_next_value): ... this.
10918 (cselib_get_next_uid): Adjust. Renamed from...
10919 (cselib_get_next_unknown_value): ... this.
10920 (get_value_hash): Use hash.
10921 (cselib_hash_rtx): Likewise.
10922 (new_cselib_val): Adjust. Set and dump uid.
10923 (cselib_lookup_mem): Pass next_uid as hash.
10924 (cselib_subst_to_values): Likewise.
10925 (cselib_log_lookup): Dump uid.
10926 (cselib_lookup): Pass next_uid as hash. Adjust.
10927 (cselib_process_insn): Adjust.
10928 (cselib_init): Initialize next_uid.
10929 (cselib_finish): Adjust.
10930 (dump_cselib_table): Likewise.
10931 * dse.c (canon_address): Dump value uid.
10932 * print-rtl.c (print_rtx): Print value uid.
10933 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
10935 (dv_uid): New function, sort of renamed from...
10936 (dv_htab_hash): ... this, reimplemented in terms of it and...
10937 (dv_uid2hash): ... this. New.
10938 (variable_htab_eq): Drop excess assertions.
10939 (tie_break_pointers): Removed.
10940 (canon_value_cmp): Compare uids.
10941 (variable_post_merge_New_vals): Print uids.
10942 (vt_add_function_parameters): Adjust.
10943 (vt_initialize): Reset table. Adjust.
10945 2010-02-03 Richard Guenther <rguenther@suse.de>
10947 PR tree-optimization/42944
10948 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
10949 (call_may_clobber_ref_p_1): Likewise. Properly handle
10950 malloc and calloc clobbering errno.
10952 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
10954 * doc/invoke.texi: Fix name of sched1 dump.
10956 * opts.c (decode_options): Set flag_tree_switch_conversion
10957 only conditionally on optimize >= 2.
10959 * gcse.c: Assorted comment fixes in pass description.
10961 2010-02-03 Anthony Green <green@moxielogic.com>
10963 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
10964 nop padding in order to maintain alignment of storage location of
10965 target function address.
10966 (moxie_trampoline_init): Store target function address at newly
10968 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
10970 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
10972 2010-02-03 Richard Guenther <rguenther@suse.de>
10974 PR middle-end/42927
10975 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
10977 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10979 * config.gcc: Reenable check for obsolete targets.
10980 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
10981 mips-sgi-irix6.[0-4]*.
10983 2010-02-02 Nick Clifton <nickc@redhat.com>
10985 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
10986 constant size of 4 as being the same as 0.
10987 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
10988 can take values in the range 0..4.
10990 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
10993 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
10994 as _darwin10_Unwind_FindEnclosingFunction().
10995 * libgcc-libsystem.ver: New.
10997 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
11000 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
11001 implicitly set registers.
11003 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
11005 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
11006 (arm_override_options): Allow automatic selection of the thread
11007 pointer register if thumb2.
11008 (legitimize_pic_address): Improve code sequences for Thumb2.
11009 (arm_call_tls_get_addr): Likewise.
11010 (legitimize_tls_address): Likewise.
11011 * arm.md (pic_load_addr_arm): Delete. Replace with ...
11012 (pic_load_addr_32bit): ... this. New named pattern.
11013 * thumb2.md (pic_load_addr_thumb2): Delete.
11014 (pic_load_dot_plus_four): Delete.
11015 (tls_load_dot_plus_four): New named pattern.
11017 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11020 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
11021 Document fix for TLS bug.
11023 2010-01-31 Richard Guenther <rguenther@suse.de>
11025 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
11026 conservatively correct.
11028 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11032 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11034 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
11036 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11038 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
11040 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
11042 * config.gcc: Adjust order of makefile fragments for mingw targets.
11044 2010-01-31 Richard Guenther <rguenther@suse.de>
11046 PR middle-end/42898
11047 * gimplify.c (gimplify_init_constructor): For volatile LHS
11048 initialize a temporary.
11050 2010-01-31 Matthias Klose <doko@ubuntu.com>
11052 * configure.ac: Fix __stack_chk_fail check for cross builds configured
11054 * configure: Regenerate.
11056 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
11058 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
11059 the same alias set and their sizes different constantness.
11060 (aliasing_component_refs_p): Revert 2009-10-24 change.
11062 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11064 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
11067 2010-01-29 Richard Guenther <rguenther@suse.de>
11069 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
11070 Assert we successfully updated the call.
11072 2010-01-29 Jakub Jelinek <jakub@redhat.com>
11074 PR rtl-optimization/42889
11075 * df.h (df_set_bb_dirty_nonlr): New prototype.
11076 * df-core.c (df_set_bb_dirty_nonlr): New function.
11077 * df-scan.c (df_insn_rescan): Call it instead of
11078 df_set_bb_dirty for DEBUG_INSNs.
11080 2010-01-29 Richard Guenther <rguenther@suse.de>
11082 PR middle-end/37448
11083 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
11084 quadratic behavior in most cases.
11086 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
11089 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
11090 in the call to gen_x86_movsicc_0_m1.
11092 2010-01-28 Richard Guenther <rguenther@suse.de>
11094 PR tree-optimization/42871
11095 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
11097 2010-01-28 Richard Guenther <rguenther@suse.de>
11099 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
11100 into call arguments.
11102 2010-01-28 Richard Guenther <rguenther@suse.de>
11104 PR middle-end/42883
11105 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
11106 the forwarder if the destination is an EH landing pad.
11108 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
11110 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
11111 block list passed to gimple_duplicate_sese_tail.
11112 (parallelize_loops): Avoid parallelization when the function
11113 has_nonlocal_label.
11114 Avoid parallelization when the preheader is IRREDUCIBLE.
11115 Try to optimize when estimated_loop_iterations_int is unresolved.
11116 Add the loop's location to the dump file.
11117 * tree-cfg.c (add_phi_args_after_redirect): Remove.
11118 (gimple_duplicate_sese_tail): Remove the check for the latch.
11119 Redirect nexits to the exit block.
11120 Remove handling of the incoming edges to the latch.
11121 Redirect the backedge from the copied latch to the exit bb.
11123 2010-01-28 Michael Matz <matz@suse.de>
11126 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
11127 Wrap force_reg into a sequence, emit it before user.
11129 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
11131 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
11133 (arm_legacy_rev): Likewise.
11134 (thumb_legacy_rev): Likewise.
11136 2010-01-27 Jakub Jelinek <jakub@redhat.com>
11138 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
11139 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
11140 on MEM's address failed, try avoid_constant_pool_reference and
11141 recurse if it returned something different.
11142 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
11143 address, try avoid_constant_pool_reference and recurse if it
11144 returned something different.
11145 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
11146 address and avoid_constant_pool_reference returned something
11147 different, don't set have_address.
11149 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
11152 * var-tracking.c (val_store): Add modified argument, obey it.
11154 (count_uses): Move down logging of main.
11155 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
11156 don't need resolution.
11157 (emit_notes_in_bb): Likewise.
11159 2010-01-27 Richard Guenther <rguenther@suse.de>
11161 PR middle-end/42878
11162 * tree-inline.c (remap_decl): Delay remapping of SSA name
11163 default definitions until we need them.
11165 2010-01-27 Jakub Jelinek <jakub@redhat.com>
11167 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
11168 (rs6000_delegitimize_address): New function.
11170 * config/s390/s390.c (s390_delegitimize_address): Call
11171 delegitimize_mem_from_attrs.
11173 PR middle-end/42874
11174 * tree-inline.c (cannot_copy_type_1): Removed.
11175 (copy_forbidden): Don't forbid copying of functions containing
11176 records/unions with variable length fields.
11178 2010-01-27 Christian Bruel <christian.bruel@st.com>
11182 * config/sh/sh.c (find_barrier): Increase length for non delayed
11183 conditional branches.
11185 2010-01-27 Matthias Klose <doko@ubuntu.com>
11187 * configure.ac (gnu-unique-object): Fix ldd version check.
11188 * configure: Regenerate.
11190 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11192 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
11194 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
11195 Test for HAVE_GNU_AS value.
11197 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11199 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
11200 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
11201 INT64_TYPE): Define.
11202 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
11203 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11204 INT_LEAST64_TYPE): Define.
11205 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
11206 UINT_LEAST64_TYPE): Define.
11207 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
11208 INT_FAST64_TYPE): Define.
11209 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11210 UINT_FAST64_TYPE): Define.
11211 (INTMAX_TYPE, UINTMAX_TYPE): Define.
11212 (INTPTR_TYPE, UINTPTR_TYPE): Define.
11213 (SIG_ATOMIC_TYPE): Define.
11215 2010-01-26 Richard Guenther <rguenther@suse.de>
11217 * df-scan.c (df_scan_set_bb_info): Remove assert.
11218 (df_insn_rescan_debug_internal): Merge asserts.
11219 (df_install_ref): Likewise.
11220 (df_mark_reg): Use bitmap_set_range.
11221 (df_hard_reg_used_p): Remove assert.
11222 (df_hard_reg_used_count): Likewise.
11224 2010-01-26 Richard Guenther <rguenther@suse.de>
11226 PR rtl-optimization/42685
11227 * web.c (web_main): Ignore DEBUG_INSNs.
11229 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
11231 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
11233 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
11234 Fix types of fndecl and arglist parameters.
11236 2010-01-26 Richard Guenther <rguenther@suse.de>
11238 PR middle-end/42806
11239 * tree-eh.c (unsplit_eh): Skip debug insns.
11241 2010-01-26 Richard Guenther <rguenther@suse.de>
11243 PR tree-optimization/42250
11244 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
11246 2010-01-26 Jakub Jelinek <jakub@redhat.com>
11249 * omp-low.c (expand_omp_sections): Only use single_pred if
11250 l2_bb is single_pred_p.
11252 2010-01-25 Christian Bruel <christian.bruel@st.com>
11255 * config/sh/sh.c (find_barrier): Increase length for non delayed
11256 conditional branches.
11257 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
11259 2010-01-24 David S. Miller <davem@davemloft.net>
11261 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
11262 define if not using GAS.
11263 * config/sparc/sparc.c (sparc_elf_asm_named_section):
11264 Likewise. Delete SECTION_MERGE code, which is only applicable
11267 2010-01-24 Mark Mitchell <mark@codesourcery.com>
11270 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
11271 mangling of va_list in system headers.
11273 2010-01-23 Toon Moene <toon@moene.org>
11275 * tree-predcom.c (combine_chains): Return NULL, not false.
11277 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
11279 * tree-loop-distribution.c (distribute_loop): Fix declaration and
11280 initialization of variable res to agree with return type.
11282 2010-01-22 Steve Ellcey <sje@cup.hp.com>
11284 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
11285 * tree-sra.c: Add include of expr.h.
11287 2010-01-22 Jakub Jelinek <jakub@redhat.com>
11289 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
11290 insert the debug stmt on the single non-EH edge from the stmt.
11292 2010-01-22 Richard Henderson <rth@redhat.com>
11295 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
11296 the RHS until after generate_subtree_copies has insertted its
11297 code before the current statement.
11299 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
11301 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
11303 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
11305 2010-01-21 Martin Jambor <mjambor@suse.cz>
11307 PR tree-optimization/42585
11308 * tree-sra.c (struct access): New field grp_total_scalarization.
11309 (dump_access): Dump the new field.
11310 (should_scalarize_away_bitmap): New variable.
11311 (cannot_scalarize_away_bitmap): Likewise.
11312 (sra_initialize): Allocate new bitmaps.
11313 (sra_deinitialize): Free new bitmaps.
11314 (create_access_1): New function.
11315 (create_access): Parts moved to create_access_1.
11316 (type_consists_of_records_p): New function.
11317 (completely_scalarize_record): Likewise.
11318 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
11319 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
11320 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
11322 (analyze_all_variable_accesses): Completely scalarize small eligible
11325 2010-01-21 Martin Jambor <mjambor@suse.cz>
11327 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
11329 2010-01-21 Andrew Haley <aph@redhat.com>
11331 * gcc.c (process_command): Move lang_specific_driver before
11332 setting cc_libexec_prefix.
11334 2010-01-21 Richard Guenther <rguenther@suse.de>
11336 PR middle-end/19988
11337 * fold-const.c (negate_expr_p): Pretend only negative
11338 real constants are easily negatable.
11340 2010-01-20 Janis Johnson <janis187@us.ibm.com>
11341 Jason Merrill <jason@redhat.com>
11343 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
11344 (TYPE_TRANSPARENT_AGGR): this, for union and record.
11345 * calls.c (initialize argument_information): Handle it.
11346 * c-common.c (handle_transparent_union_attribute): Use new name.
11347 * c-decl.c (finish_struct): Ditto.
11348 * c-typeck.c (type_lists_compatible_p): Ditto.
11349 (convert_for_assignment): Use new name and also handle record.
11350 * function.c (aggregate_value_p): Handle it.
11351 (pass_by_reference): Ditto.
11352 (assign_parm_data_types): Ditto.
11353 * print-tree.c (print_node): Ditto.
11354 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
11355 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
11356 * tree.c (first_field): New fn.
11358 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
11361 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
11362 even when linking statically, for now.
11364 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
11367 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
11368 without a cselib val.
11369 (count_uses): Accept MO_VAL_SET with no val on stores.
11370 (add_stores): Likewise.
11372 2010-01-20 Jakub Jelinek <jakub@redhat.com>
11374 * var-tracking.c (check_value_val): Add a compile time assertion.
11375 (dv_is_decl_p): Simplify.
11376 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
11377 gcc_assert if ENABLE_CHECKING.
11379 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
11382 * var-tracking.c: Include tree-flow.h.
11383 (mem_dies_at_call): New.
11384 (dataflow_set_preserve_mem_locs): Use it.
11385 (dataflow_set_remove_mem_locs): Likewise.
11386 (dump_var): Renamed from dump_variable. Adjust all callers.
11387 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
11388 * Makefile.in (var-tracking.o): Adjust deps.
11390 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
11392 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
11394 2010-01-20 Richard Guenther <rguenther@suse.de>
11396 PR tree-optimization/42717
11397 * tree-ssa-dce.c (get_live_post_dom): Remove.
11398 (forward_edge_to_pdom): Take an arbitrary edge to copy
11399 degenerate PHI args from.
11400 (remove_dead_stmt): Use the first post-dominator even if it
11401 does not contain live statements as redirection destination.
11403 2010-01-20 Richard Guenther <rguenther@suse.de>
11405 * tree-inline.c (estimate_num_insns): Handle EH builtins.
11407 2010-01-20 Jakub Jelinek <jakub@redhat.com>
11409 * sel-sched.c (create_speculation_check): Remove set but not used
11411 (try_transformation_cache): Remove set but not used variable ds.
11412 (calculate_privileged_insns): Remove set but not used variables
11413 cur_insn and min_spec_insn.
11414 (find_best_expr): Remove set but not used variable avail_n.
11415 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
11417 * cgraphunit.c (assemble_thunk): Remove set but not used variable
11419 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
11420 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
11421 new_scop_exit_edge.
11423 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
11426 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
11427 cpu types. Add support for *-sse3 cpu types.
11428 (x86_64-*-*): Ditto.
11430 2010-01-20 Jakub Jelinek <jakub@redhat.com>
11432 PR middle-end/42803
11433 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
11434 argument, call initializer_constant_valid_p_1 instead of
11435 initializer_constant_valid_p, pass CACHE to it, return NULL
11436 immediately if first call returns NULL.
11437 (initializer_constant_valid_p_1): New function.
11438 (initializer_constant_valid_p): Use it.
11440 2010-01-20 Thomas Quinot <quinot@adacore.com>
11442 * tree.def (PLACEHOLDER_EXPR): Fix comment.
11444 2010-01-20 Jakub Jelinek <jakub@redhat.com>
11446 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
11447 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
11448 (loc_list_from_tree): Don't handle unsigned division. Handle
11449 signed modulo using DW_OP_{over,over,div,mul,minus}.
11450 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
11451 modulo instead of signed.
11453 2010-01-20 DJ Delorie <dj@redhat.com>
11455 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
11457 (h8300_emit_stack_adjustment): Propogate it.
11459 (h8300_expand_prologue): Likewise.
11460 (h8300_expand_epilogue): Likewise.
11462 2010-01-19 Michael Matz <matz@suse.de>
11464 PR tree-optimization/41783
11465 * tree-data-ref.c (toplevel): Include flags.h.
11466 (dump_data_dependence_relation): Also dump the inputs if the
11467 result will be unknown.
11468 (split_constant_offset_1): Look through some conversions.
11469 * tree-predcom.c (determine_roots_comp): Restart a new chain if
11470 the offset from last element is too large.
11471 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
11472 (reassociate_to_the_same_stmt): Handle vector registers.
11473 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
11474 (e.g. conversions).
11475 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
11476 wide_prolog_niters argument, emit widening instructions.
11477 (vect_do_peeling_for_alignment): Adjust caller, use widened
11478 variant of the iteration cound.
11479 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
11481 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11484 * config/arm/neon-testgen.m (emit_automatics): New parameter
11485 features. Adjust for Fixed_return_reg feature.
11486 (test_intrinsic): Call emit_automatics with new feature.
11487 * config/arm/neon.ml: Update copyright years.
11488 (features): New Fixed_return_reg feature.
11489 (ops): Update feature for Vget_low.
11491 2010-01-19 Jakub Jelinek <jakub@redhat.com>
11493 PR tree-optimization/42719
11494 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
11498 * fwprop.c (all_uses_available_at): Return false if def_set dest
11499 is a REG that is used in def_insn.
11501 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
11503 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
11505 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
11506 Add argument names.
11508 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
11510 * target.h (struct gcc_target) <secondary_reload>: Change type
11511 of last argument to secondary_reload_info *.
11513 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
11516 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
11517 memory references with unaligned offsets. Remove CQImode handling.
11518 (unaligned_memory_operand): Return 1 for memory references with
11519 unaligned offsets. Remove CQImode handling.
11521 2010-01-18 Richard Guenther <rguenther@suse.de>
11523 PR middle-end/39954
11524 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
11527 2010-01-18 Richard Guenther <rguenther@suse.de>
11529 PR tree-optimization/42781
11530 * tree-ssa-structalias.c (find_what_var_points_to): Skip
11531 restrict processing only if the original variable was artificial.
11533 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
11535 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
11536 find number of popped argument bytes.
11538 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
11539 Fix the text that describes the return value for invalid insns.
11541 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
11543 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
11544 Clarify what 'cost of the -dependence' is. Fix quoting.
11546 * toplev.c (default_get_pch_validity): Rename argument to "sz".
11547 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
11549 2010-01-17 Jakub Jelinek <jakub@redhat.com>
11551 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
11552 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
11554 2010-01-17 Richard Guenther <rguenther@suse.de>
11556 PR middle-end/42248
11557 * function.c (split_complex_args): Take a VEC to modify.
11558 (assign_parms_augmented_arg_list): Build a VEC instead of
11559 a chain of PARM_DECLs.
11560 (assign_parms_unsplit_complex): Take a VEC of arguments.
11561 Do not fixup unmodified parms.
11562 (assign_parms): Deal with the VEC.
11563 (gimplify_parameters): Likewise.
11565 2010-01-17 Richard Guenther <rguenther@suse.de>
11567 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
11568 node existence check.
11569 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
11570 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
11571 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
11572 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
11573 (gimple_execute_on_growing_pred): Likewise.
11575 2010-01-17 Richard Guenther <rguenther@suse.de>
11577 PR tree-optimization/42773
11578 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
11579 (compute_antic_aux): Likewise.
11580 (compute_partial_antic_aux): Likewise.
11582 2010-01-17 Jie Zhang <jie.zhang@analog.com>
11585 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
11588 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
11590 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
11593 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
11594 Fix markup for strict argument.
11596 (TARGET_SCHED_REORDER2): Fix argument types.
11598 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
11599 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
11601 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
11602 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
11604 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
11607 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
11608 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
11609 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
11610 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
11611 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
11613 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
11615 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
11617 (TARGET_ASM_RELOC_RW_MASK): Add return type.
11618 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
11620 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
11622 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
11625 (TARGET_ASM_NAMED_SECTION): Fix argument list.
11627 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
11628 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
11630 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
11632 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
11634 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
11635 referring to it. Fix language.
11637 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
11639 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
11641 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
11643 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
11645 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
11646 '@var{stream}. Remove stray 'and'.
11648 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
11650 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
11652 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
11654 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
11655 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
11657 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
11658 Fix description of return value.
11659 Rename argument "sz" to "len."
11661 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
11662 Clarify meaning of 'true' return value.
11664 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
11666 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
11667 rep_mode versus mode_rep.
11669 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
11671 (TARGET_BUILTIN_DECL): Fix name.
11673 (TARGET_COMMUTATIVE_P): Fix type of first argument.
11675 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
11677 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
11679 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
11681 (TARGET_RELAXED_ORDERING): Use @deftypevr.
11683 (TARGET_GET_DRAP_RTX): Note that this is a hook.
11686 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
11687 Rename argument tm_fn to md_fn.
11689 (TARGET_OPTION_PRINT): Fix argument list.
11691 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
11694 * config/i386/i386.c (ix86_fixup_binary_operands):
11695 Revert FMA4 fixup of operands.
11697 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11700 * Makefile.in (write_entries_to_file, install-plugin):
11701 Use \012 instead of \n with tr.
11703 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
11705 * configure.ac (HAVE_AS_REF): New C macro.
11706 * configure: Regenerate.
11707 * config.in: Likewise.
11708 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
11710 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
11713 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
11715 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
11717 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
11719 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
11721 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
11723 (TARGET_IN_SMALL_DATA_P): Fix argument type.
11725 (TARGET_BINDS_LOCAL_P): Fix argument type.
11727 (TARGET_ASM_FILE_END): Use prototype.
11729 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
11731 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
11733 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
11735 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
11737 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
11738 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
11740 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
11741 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
11743 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
11744 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
11745 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
11746 (TARGET_ADDR_SPACE_CONVERT): Likewise.
11748 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
11750 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
11752 (TARGET_INIT_BUILTINS): Use prototype.
11754 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
11755 Put 'const char *' in braces. Fix parameter types.
11756 (TARGET_INVALID_CONVERSION): Fix parameter types.
11757 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
11758 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
11760 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
11763 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
11765 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
11767 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
11769 * doc/tm.texi (TARGET_HELP): Fix return type.
11771 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
11772 in braces. Fix argument types.
11774 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
11776 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
11778 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
11780 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
11781 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
11783 (TARGET_MANGLE_TYPE): Fix argument types.
11785 (TARGET_IRA_COVER_CLASSES): Use prototype.
11787 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
11789 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
11791 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
11793 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
11795 (TARGET_CALLEE_COPIES): Fix argument types.
11797 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
11799 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
11801 (TARGET_FUNCTION_VALUE): Fix argument types.
11803 (TARGET_RETURN_IN_MSB): Fix argument type.
11805 (TARGET_RETURN_IN_MEMORY): Fix argument types.
11807 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
11809 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
11811 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
11812 agree with return type.
11814 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
11816 2010-01-15 Jing Yu <jingyu@google.com>
11818 PR rtl-optimization/42691
11819 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
11820 a pseudo to a constant and are merged, and adjust comments.
11822 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
11824 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
11826 2010-01-15 Richard Guenther <rguenther@suse.de>
11828 PR middle-end/42739
11829 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
11830 labels of computed or non-local gotos to the destination.
11831 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
11832 landing pad label is the first label.
11834 2010-01-15 Richard Guenther <rguenther@suse.de>
11836 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
11838 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11841 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
11842 to allow generation of the xssqrtdp instruction on power7.
11843 (sqrtdf2_fpr): Ditto.
11845 2010-01-14 Jakub Jelinek <jakub@redhat.com>
11847 PR middle-end/42674
11848 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
11849 functions with noreturn attribute.
11852 * varasm.c (declare_weak): Add weak attribute to decl if it
11853 doesn't have one already.
11854 (assemble_external): Only add decls to weak_decls if they also
11855 have weak attribute.
11857 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
11859 * var-tracking.c (var_reg_delete): Don't delete the association
11860 between REGs and values or one-part variables if the register
11863 2010-01-14 Jakub Jelinek <jakub@redhat.com>
11866 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
11867 because its first operand is a non-localized variable.
11869 2010-01-14 Martin Jambor <mjambor@suse.cz>
11871 PR tree-optimization/42706
11872 * tree-sra.c (encountered_recursive_call): New variable.
11873 (encountered_unchangable_recursive_call): Likewise.
11874 (sra_initialize): Initialize both new variables.
11875 (callsite_has_enough_arguments_p): New function.
11876 (scan_function): Call decl and flags check only for IPA-SRA, check
11877 whether there is a recursive call and whether it has enough arguments.
11878 (all_callers_have_enough_arguments_p): New function.
11879 (convert_callers): Look for recursive calls only when
11880 encountered_recursive_call is set.
11881 (ipa_early_sra): Bail out either if
11882 !all_callers_have_enough_arguments_p or
11883 encountered_unchangable_recursive_call.
11885 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11887 * sel-sched.c: Add 2010 to copyright years.
11888 * sel-sched-ir.c: Likewise.
11889 * sel-sched-ir.h: Likewise.
11891 2010-01-14 Martin Jambor <mjambor@suse.cz>
11893 PR tree-optimization/42714
11894 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
11895 constructors specially.
11897 2010-01-14 Andi Kleen <ak@linux.intel.com>
11899 * config/i386/drivers-i386.c (detect_caches_intel):
11900 Add l2sizekb parameter and fill in.
11901 (host_detect_local_cpu): Add l2sizekb, fill in.
11902 Add Atom small cache heuristic.
11904 2010-01-14 Andi Kleen <ak@linux.intel.com>
11906 * config/i386/drivers-i386.c (detect_caches_cpuid4):
11907 Add level3 parameter and fill in.
11908 (detect_caches_intel): Handle level3 cache.
11910 2010-01-14 Andi Kleen <ak@linux.intel.com>
11912 * config/i386/drivers-i386.c (host_detect_local_cpu):
11913 Fix core duo detection.
11915 2010-01-14 Andi Kleen <ak@linux.intel.com>
11917 * config/i386/drivers-i386.c (host_detect_local_cpu):
11918 Fix Atom detection.
11920 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11922 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
11923 (rs6000_variable_issue_1): this. Use...
11924 (rs6000_variable_issue): here. Reimplement. Print debug info.
11926 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11928 * sel-sched-ir.c (sel_restore_other_notes): Rename to
11929 sel_restore_notes. Update all callers. Call reemit_notes
11932 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11934 PR rtl-optimization/42246
11935 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
11938 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11940 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
11941 all successors is the same as number of successors in current region.
11943 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11945 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
11946 to rename is not separable. Otherwise check that its LHS is not NULL.
11948 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11950 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
11952 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11954 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
11955 available registers when failed to discover LHS register class.
11956 Fix indentation. Update comment.
11958 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11959 Alexander Monakov <amonakov@ispras.ru>
11961 PR rtl-optimization/42389
11962 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
11964 (advance_state_on_fence): Likewise.
11965 (sel_target_adjust_priority): Print debug output only when
11966 sched_verbose >= 4, not 2.
11967 (get_expr_cost): Do not issue all unique insns on the next cycle.
11968 (fill_insns): Initialize can_issue_more from the value saved
11970 * sel-sched-ir.c (flist_add): New parameter issue_more.
11971 Init FENCE_ISSUE_MORE with it.
11972 (merge_fences): Likewise.
11973 (init_fences): Update call to flist_add.
11974 (add_to_fences, add_clean_fence_to_fences)
11975 (add_dirty_fence_to_fences): Likewise.
11976 (move_fence_to_fences): Update call to merge_fences.
11977 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
11979 * sel-sched-ir.h (struct _fence): New field issue_more.
11980 (FENCE_ISSUE_MORE): New accessor macro.
11982 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11984 PR rtl-optimization/42388
11985 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
11986 that have no predecessors nor successors. Do not call move_bb_info
11987 for empty blocks outside of current region.
11989 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11991 PR rtl-optimization/42294
11992 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
11993 * sel-sched.c (move_exprs_to_boundary): Transitively add all
11994 originators' originators.
11996 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11998 PR rtl-optimization/39453
11999 PR rtl-optimization/42246
12000 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
12002 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
12004 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
12005 Alexander Monakov <amonakov@ispras.ru>
12007 PR middle-end/42245
12008 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
12009 (maybe_tidy_empty_bb): ... here. Make static. Add new
12010 argument. Update all callers.
12011 (tidy_control_flow): ... and here. Recompute topological order
12012 of basic blocks in region if necessary.
12013 (sel_redirect_edge_and_branch): Change return type. Return true
12014 if topological order might have been invalidated.
12015 (purge_empty_blocks): Export and move from...
12016 * sel-sched.c (purge_empty_blocks): ... here.
12017 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
12018 (maybe_tidy_empty_bb): Delete prototype.
12019 (purge_empty_blocks): Declare.
12021 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
12023 PR rtl-optimization/42249
12024 * sel-sched.c (try_replace_dest_reg): When chosen register
12025 and original register is the same, do not bail out early, but
12026 still check all original insns for validity of replacing destination
12027 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
12030 2010-01-14 Jakub Jelinek <jakub@redhat.com>
12033 Port from no-undefined-overflow branch:
12034 2009-03-09 Richard Guenther <rguenther@suse.de>
12036 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
12038 2010-01-14 Richard Guenther <rguenther@suse.de>
12041 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
12043 2010-01-14 Ira Rosen <irar@il.ibm.com>
12045 PR tree-optimization/42709
12046 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
12047 as scalar type in creation of constant vector operand.
12049 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12052 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
12053 (check-parallel-%): Match `testsuite' directory component only
12056 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
12058 PR translation/39521
12059 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
12062 2010-01-13 Richard Guenther <rguenther@suse.de>
12064 PR tree-optimization/42730
12065 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
12068 2010-01-13 Steve Ellcey <sje@cup.hp.com>
12071 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
12072 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
12075 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
12077 * config/bfin/libgcc-bfin.ver: Regenerate based on current
12078 libgcc-std.ver. Add entries for ___smulsi3_highpart and
12079 ___umulsi3_highpart.
12081 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
12082 rather than schedule_insns if the pass is enabled.
12084 2010-01-13 Martin Jambor <mjambor@suse.cz>
12086 PR tree-optimization/42704
12087 * tree-sra.c (sra_modify_assign): Do not delete assignments to
12090 2010-01-13 Martin Jambor <mjambor@suse.cz>
12092 PR tree-optimization/42703
12093 * tree-sra.c (analyze_access_subtree): Check that we can build a
12094 reference to the original data within the aggregate.
12096 2010-01-13 Richard Guenther <rguenther@suse.de>
12098 PR tree-optimization/42705
12099 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
12101 2010-01-13 Richard Guenther <rguenther@suse.de>
12103 PR middle-end/42716
12104 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
12106 2010-01-13 Jakub Jelinek <jakub@redhat.com>
12109 * var-tracking.c (values_to_unmark): New variable.
12110 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
12111 values_to_unmark vector. Moved body to...
12112 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
12113 instead queue it into values_to_unmark vector.
12114 (vt_find_locations): Free values_to_unmark vector.
12116 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
12118 * config/s390/s390.c (override_options): Set
12119 default of max-pending-list-length to 256
12121 2010-01-13 Richard Guenther <rguenther@suse.de>
12124 * tree-pass.h (PROP_gimple_lcx): New.
12125 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
12126 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
12127 before the final cleanup_eh.
12128 (dump_properties): Dump PROP_gimple_lcx.
12129 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
12130 (tree_lower_complex_O0): Remove.
12131 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
12132 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
12133 tree_lower_complex, schedule TODO_update_ssa.
12134 * lto-streamer-out.c (output_function): Stream the functions
12136 * lto-streamer-in.c (input_function): Likewise.
12137 (lto_read_body): Do not override them here.
12139 2010-01-12 Joseph Myers <joseph@codesourcery.com>
12142 * c-typeck.c (build_c_cast): Fold value cast to union type before
12143 wrapping it in a CONSTRUCTOR.
12145 2010-01-12 Jakub Jelinek <jakub@redhat.com>
12147 PR rtl-optimization/42699
12148 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
12151 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12153 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
12154 SUBTARGET_WARN_UNUSED_SPEC): Move ...
12155 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
12156 SUBTARGET_WARN_UNUSED_SPEC): ... here
12157 * config/mips/iris5.h (LIBGCC_SPEC): Define.
12159 2010-01-12 Julian Brown <julian@codesourcery.com>
12161 * config/arm/neon-schedgen.ml (Utils): Don't try to
12162 open missing module.
12163 (find_with_result): New.
12165 2010-01-12 Jakub Jelinek <jakub@redhat.com>
12168 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
12169 sharing when canonicalizing ({lt,ge}u (plus a b) b).
12171 PR tree-optimization/42645
12172 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
12173 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
12174 decl_map, set processing_debug_stmt to -1 and return name without
12177 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
12179 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
12180 binutils version, and reword target configuration description.
12182 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
12184 * config/avr/avr.h (LINKER_NAME): Remove.
12186 2010-01-11 Janis Johnson <janis187@us.ibm.com>
12189 * config/rs6000/rs6000.c (rs6000_override_options): On targets
12190 that support VSX, warn for -mno-altivec if vsx is not disabled,
12193 2010-01-11 Joseph Myers <joseph@codesourcery.com>
12194 Shujing Zhao <pearly.zhao@oracle.com>
12196 PR translation/42469
12197 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
12198 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
12199 character between option name and help text.
12200 * c.opt (imultilib): Likewise.
12202 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
12204 * lto-streamer-out.c (output_unreferenced_globals): Output static
12207 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
12209 PR rtl-optimization/42621
12210 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
12211 optimizing for size.
12212 (duplicate_computed_gotos): Remove now-redundant check.
12214 2010-01-10 Steve Ellcey <sje@cup.hp.com>
12217 * configure.ac: Save and restore LDFLAGS and LIBS
12218 * configure: Regenerate.
12220 2010-01-10 Richard Guenther <rguenther@suse.de>
12222 PR middle-end/42667
12223 * builtins.c (fold_builtin_strlen): Add type argument and
12224 convert the resulting length to it.
12225 (fold_builtin_1): Adjust.
12227 2010-01-09 Jakub Jelinek <jakub@redhat.com>
12229 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
12230 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
12232 (num_insns_constant_wide): Adjust for that change.
12234 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12237 * web.c (union_defs): Add used argument, to combine uses of
12238 uninitialized regs.
12239 (entry_register): Adjust type and tests of used argument.
12240 (web_main): Widen used for new use. Pass it to union_defs.
12241 * df.h (union_defs): Adjust prototype.
12243 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12246 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
12247 uses in new incoming argument. Free body.
12248 (reset_debug_uses_in_loop): New.
12249 (analyze_insn_to_expand_var): Call the latter if the former found
12250 anything. Fix whitespace. Reject invalid dest overlaps before
12251 going through all insns in the loop.
12253 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12256 * haifa-sched.c (dying_use_p): Debug insns don't count.
12258 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12260 PR middle-end/42363
12261 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
12262 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
12263 (verify_gimple_call): Reject LHS in noreturn calls.
12265 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12269 * tree-vect-loop-manip.c (adjust_info): New type.
12270 (adjust_vec): New pointer to vector.
12271 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
12272 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
12273 (slpeel_update_phis_for_duplicate_loop): Use them.
12274 (slpeel_update_phi_nodes_for_guard1): Likewise.
12275 (slpeel_update_phi_nodes_for_guard2): Likewise.
12276 (slpeel_tree_peel_loop_to_edge): Likewise.
12277 (vect_update_ivs_after_vectorizer): Likewise.
12279 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12281 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
12282 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12284 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12286 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
12287 bogus uninitialized warning.
12289 2010-01-09 Richard Guenther <rguenther@suse.de>
12291 PR middle-end/42512
12292 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
12293 the evolution is compatible with the initial condition.
12295 2010-01-09 Jakub Jelinek <jakub@redhat.com>
12297 * gcc.c (process_command): Update copyright notice dates.
12298 * gcov.c (print_version): Likewise.
12299 * gcov-dump.c (print_version): Likewise.
12300 * mips-tfile.c (main): Likewise.
12301 * mips-tdump.c (main): Likewise.
12303 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
12306 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
12308 (rotlhi3_8): Delete.
12310 (rotlsi3_8): Delete.
12311 (rotlsi3_16): Delete.
12312 (rotlsi3_24): Delete.
12313 (rotl<mode>3): New.
12314 (*rotw<mode>3): New.
12315 (*rotb<mode>3): New.
12316 * config/avr/avr.c (avr_rotate_bytes): New function.
12317 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
12319 2010-01-08 Steve Ellcey <sje@cup.hp.com>
12322 * configure.ac: Modify -rdynamic check.
12323 * configure: Regenerate.
12325 2010-01-08 DJ Delorie <dj@redhat.com>
12327 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
12328 register popping order.
12330 2010-01-08 Richard Guenther <rguenther@suse.de>
12333 * c.opt (fsigned-char): Also let LTO handle this option.
12334 (funsigned-char): Likewise.
12336 2010-01-07 Richard Guenther <rguenther@suse.de>
12338 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
12339 (gimple_op): Likewise.
12340 (gimple_op_ptr): Likewise.
12341 (gimple_assign_set_lhs): Remove gcc_assert.
12342 (gimple_assign_set_rhs1): Likewise.
12343 (gimple_assign_set_rhs2): Likewise.
12344 (gimple_call_set_lhs): Likewise.
12345 (gimple_call_set_fn): Likewise.
12346 (gimple_call_set_fndecl): Likewise.
12347 (gimple_call_fndecl): Likewise.
12348 (gimple_call_return_type): Likewise.
12349 (gimple_call_set_chain): Likewise.
12350 (gimple_call_num_args): Likewise.
12351 (gimple_call_set_arg): Likewise.
12352 (gimple_cond_set_code): Likewise.
12353 (gimple_cond_set_lhs): Likewise.
12354 (gimple_cond_set_rhs): Likewise.
12355 (gimple_cond_set_true_label): Likewise.
12356 (gimple_cond_set_false_label): Likewise.
12357 (gimple_label_set_label): Likewise.
12358 (gimple_goto_set_dest): Likewise.
12359 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
12360 (gimple_debug_bind_get_value): Likewise.
12361 (gimple_debug_bind_get_value_ptr): Likewise.
12362 (gimple_debug_bind_set_var): Likewise.
12363 (gimple_debug_bind_set_value): Likewise.
12364 (gimple_debug_bind_reset_value): Likewise.
12365 (gimple_debug_bind_has_value_p): Likewise.
12366 (gimple_return_retval_ptr): Remove gcc_assert.
12367 (gimple_return_retval): Likewise.
12368 (gimple_return_set_retval): Likewise.
12369 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
12370 (safe_referenced_var_iterator): Remove.
12371 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
12372 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
12373 (fill_referenced_var_vec): Remove.
12374 (first_readonly_imm_use): Remove redundant gcc_assert.
12375 (phi_arg_index_from_use): Combine gcc_asserts.
12376 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
12377 (first_imm_use_stmt): Remove redundant gcc_assert.
12378 * tree-cfg.c (verify_gimple_call): Verify function and chain
12379 operands. Verify arguments.
12380 (verify_types_in_gimple_stmt): Verify condition code and labels.
12382 2010-01-07 Richard Guenther <rguenther@suse.de>
12384 PR tree-optimization/42641
12385 * sese.c (rename_map_elt_info): Use the SSA name version, do
12388 2010-01-07 Jakub Jelinek <jakub@redhat.com>
12390 PR tree-optimization/42625
12391 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
12392 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
12394 2010-01-07 Duncan Sands <baldrick@free.fr>
12396 * Makefile.in (PLUGIN_HEADERS): Add version.h.
12398 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
12401 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
12402 note itself is not function_invariant_p.
12404 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
12406 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
12407 Do not add the DF_NOTE problem.
12408 * store-motion.c (execute_rtl_store_motion): Likewise.
12410 2010-01-07 Martin Jambor <mjambor@suse.cz>
12412 PR tree-optimization/42157
12413 * tree-sra.c (compare_access_positions): Stabilize sort if both
12414 accesses have integer types, return zero immediately if they are the
12417 2010-01-06 Richard Henderson <rth@redhat.com>
12419 PR middle-end/41883
12420 * haifa-sched.c (add_to_note_list): Merge into ...
12421 (concat_note_lists): ... here, and ...
12422 (unlink_other_notes, rm_other_notes): Merge into...
12423 (remove_notes): ... here. Create REG_SAVE_NOTEs for
12424 NOTE_INSN_EPILOGUE_BEG.
12426 2010-01-06 Richard Guenther <rguenther@suse.de>
12428 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
12429 not inline regular functions into always-inline functions.
12431 2010-01-06 Nick Clifton <nickc@redhat.com>
12433 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
12434 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
12436 (OVERRIDE_OPTIONS): Delete.
12437 (OPTIMIZATION_OPTIONS): Define.
12438 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
12439 * config/rx/rx.c (rx_handle_option): Issue an error message if
12440 -mcpu=rx200 and -fpu are used together.
12441 (rx_set_optimization_options): New function. Issue an error
12442 message if an optimization attribute attempts to reset the FPU/
12443 math optimization pairing.
12444 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
12445 * config/rx/rx.opt: Set the default to 32-bit doubles.
12446 * config/rx/t-rx: Add multilibs for -nofpu option.
12447 * doc/invoke.texi: Update documentation of RX options.
12449 2010-01-06 Richard Guenther <rguenther@suse.de>
12451 * tree-ssa-pre.c (name_to_id): New global.
12452 (alloc_expression_id): Simplify SSA name handling.
12453 (lookup_expression_id): Likewise.
12454 (init_pre): Zero name_to_id.
12455 (fini_pre): Free it.
12457 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
12459 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
12461 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
12464 * config/i386/sse.md (smaxv2di3): New.
12465 (umaxv2di3): Likewise.
12466 (sminv2di3): Likewise.
12467 (uminv2di3): Likewise.
12469 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
12472 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
12473 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
12474 (legitimize_tls_address): Likewise.
12475 (sparc_tls_referenced_p): Likewise.
12476 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
12477 and adjust calls to legitimize_pic_address.
12478 (legitimate_constant_p) Use sparc_tls_referenced_p.
12479 (legitimate_pic_operand_p): Likewise.
12480 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
12481 (sparc_tls_symbol_ref_1): Delete.
12482 (sparc_tls_referenced_p): Make static, recognize specific patterns.
12483 (legitimize_tls_address): Make static, handle CONST patterns.
12484 (legitimize_pic_address): Make static, remove unused parameter and
12485 adjust recursive calls.
12486 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
12487 and adjust call to legitimize_pic_address.
12488 (sparc_output_mi_thunk): Likewise.
12490 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
12491 H.J. Lu <hongjiu.lu@intel.com>
12494 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
12495 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
12496 operands to make them signed.
12499 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
12502 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
12503 GTU to GT for V4SI and V2DI.
12505 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
12506 (umin<mode>3): Removed.
12508 (uminv4si3): Likewise.
12510 2010-01-05 Martin Jambor <mjambor@suse.cz>
12512 PR tree-optimization/42462
12513 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
12514 current_function_decl to helper functions and macros.
12516 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12519 * flags.h: Don't include real.h.
12520 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
12521 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
12522 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
12523 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
12524 * dominance.c: Update copyright.
12525 * gimple.c (walk_gimple_op): Remove inline.
12526 * tree-ssa-reassoc.c: Include real.h.
12527 * Makefile.in (FLAGS_H): Remove $(REAL_H).
12528 (tree-ssa-reassoc.o): Depend on $(REAL_H).
12530 2010-01-05 Nick Clifton <nickc@redhat.com>
12532 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
12533 register to push into the stack frame when the accumulator has to
12534 be saved during interrupts.
12536 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
12538 * doc/invoke.texi: Remove the documentation about option
12539 -Wunreachable-code.
12540 * common.opt (Wunreachable-code): Preserved for backward
12542 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
12543 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
12544 the backward compatibility flag section.
12546 2010-01-05 Richard Guenther <rguenther@suse.de>
12548 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
12550 2010-01-05 Jakub Jelinek <jakub@redhat.com>
12553 * cfgexpand.c (expand_one_var): Diagnose too large variables.
12555 PR tree-optimization/42508
12556 * tree-sra.c (convert_callers): Check for recursive call
12557 by comparing cgraph nodes instead of decls.
12558 (modify_function): Call ipa_modify_formal_parameters also
12559 on all same_body aliases.
12561 * cgraphunit.c (cgraph_materialize_all_clones): Compare
12562 cgraph nodes when checking for same_body aliases.
12564 2010-01-05 Richard Guenther <rguenther@suse.de>
12566 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
12567 allocation and lookup.
12568 (get_or_alloc_expr_for_constant): Likewise.
12569 (phi_translate): Sink allocation.
12571 2010-01-04 Richard Guenther <rguenther@suse.de>
12573 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
12574 a new entry only if needed.
12575 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
12576 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
12578 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
12580 (phi_translate): Handle CONSTANTs early.
12582 2010-01-04 Martin Jambor <mjambor@suse.cz>
12584 PR tree-optimization/42398
12585 * tree-sra.c (struct access): Removed flag grp_different_types.
12586 (dump_access): Do not dump the removed flag.
12587 (sort_and_splice_var_accesses): Do not set the removed flag.
12588 (sra_modify_expr): Check for type compatibility directly.
12590 2010-01-04 Martin Jambor <mjambor@suse.cz>
12592 PR tree-optimization/42366
12593 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
12594 edges with variable number of parameters.
12595 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
12596 flag instead of asserting it.
12597 (ipa_read_node_info): Read uses_analysis_done flag.
12599 2010-01-04 Richard Guenther <rguenther@suse.de>
12601 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
12602 iterative_hash_* as intended.
12603 (vn_reference_compute_hash): Likewise. Simplify hashing
12605 (vn_reference_lookup_2): Likewise.
12606 (vn_nary_op_compute_hash): Likewise.
12607 (vn_phi_compute_hash): Likewise.
12608 (expressions_equal_p): Remove strange code.
12609 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
12610 (pre_expr_hash): Likewise. Simplify hashing SSA names.
12611 (bitmap_insert_into_set_1): Take value-id as parameter.
12612 (add_to_value): Pass it.
12613 (bitmap_insert_into_set): Likewise.
12614 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
12616 2010-01-04 Jakub Jelinek <jakub@redhat.com>
12619 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
12620 (do_self_spec): For switches with SWITCH_IGNORE set set also
12621 SWITCH_IGNORE_PERMANENTLY.
12622 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
12625 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
12627 * lto-streamer-out.c (output_unreferenced_globals): Output the full
12628 tree of an unreferenced global var.
12630 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
12633 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
12634 GTU to GT for V4SI and V2DI.
12636 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
12637 (umin<mode>3): Removed.
12639 (uminv4si3): Likewise.
12641 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
12644 * collect2.c (main): Turn on trace in collect2 if -v is passed
12647 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
12649 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
12650 description of expression operand.
12652 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
12654 * configure.ac: Add install-html to target_list for Make-hooks.
12655 * configure: Regenerate.
12656 * fortran/Make-lang.in (F95_HTMLFILES): New.
12657 (fortran.html): Use it.
12658 (fortran.install-html): New.
12659 * Makefile.in (install-html): Add lang.install-html.
12660 * java/Make-lang.in (JAVA_HTMLFILES): New.
12661 (java.html): Use it.
12662 (java.install-html): New.
12663 * objc/Make-lang.in (objc.install-html): New.
12664 * objcp/Make-lang.in (obj-c++.install-html): New.
12665 * cp/Make-lang.in (c++.install-html): New.
12666 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
12667 * lto/Make-lang.in (lto.install-html): New.
12669 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
12672 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
12674 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
12676 PR rtl-optimization/41862
12677 * store-motion.c (store_killed_in_insn, compute_store_table,
12678 remove_reachable_equiv_notes, replace_store_insn,
12679 build_store_vectors): Ignore all DEBUG_INSNs.
12681 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
12684 * common.opt: Add dumpdir.
12686 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
12688 (option_map): Add --dumpdir.
12690 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
12692 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
12694 * opts.c (decode_options): Try dump_dir_name first if
12695 dump_base_name isn't an absolute path.
12696 (common_handle_option): Handle OPT_dumpdir.
12698 * toplev.c (dump_dir_name): New.
12699 (print_switch_values): Also ignore -dumpdir.
12701 * toplev.h (dump_dir_name): New.
12703 2010-01-03 Richard Guenther <rguenther@suse.de>
12705 PR tree-optimization/42589
12706 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
12707 double-word expansion of bswap32.
12709 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
12711 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
12712 with BLOCK_FOR_INSN.
12713 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
12714 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
12715 noce_process_if_block): Likewise.
12716 * gcse.c (compute_local_properties, insert_expr_in_table,
12717 insert_set_in_table, canon_list_insert, find_avail_set,
12718 pre_insert_copy_insn): Likewise.
12720 * basic-block.h (BLOCK_NUM): Move from here...
12721 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
12723 2010-01-03 Richard Guenther <rguenther@suse.de>
12725 PR tree-optimization/42438
12726 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
12727 contains_may_not_return_call flag.
12728 (BB_MAY_NOTRETURN): New.
12729 (valid_in_sets): Trapping nary operations are not valid
12730 in blocks that may not return.
12731 (insert_into_preds_of_block): Remove check for trapping expressions.
12732 (compute_avail): Compute also BB_MAY_NOTRETURN.
12734 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
12736 * doc/invoke.texi: Add 2010 to copyright years.
12738 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
12740 * config/sparc/sparc.c: Fix formatting nits.
12742 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
12743 Alexander Monakov <amonakov@ispras.ru>
12745 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
12747 2010-01-02 Richard Guenther <rguenther@suse.de>
12749 PR middle-end/42577
12750 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
12751 (simplify_switch_using_ranges): Mark to be removed edges
12754 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12756 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
12758 * collect2.c (scan_libraries): Add missing argument in call to
12761 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
12764 * config/alpha/predicates.md (aligned_memory_operand): Return false
12766 (unaligned_memory_operand): Return true for CQImode.
12767 * config/alpha/alpha.c (get_aligned_mem): Assert that location
12768 doesn not cross aligned SImode word boundary.
12770 2010-01-02 Anatoly Sokolov <aesok@post.ru>
12772 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
12774 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
12775 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
12777 2010-01-02 Richard Guenther <rguenther@suse.de>
12780 * toplev.c (compile_file): Emit LTO marker properly. Change
12781 it to __gnu_lto_v1.
12782 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
12784 2010-01-01 Richard Guenther <rguenther@suse.de>
12787 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
12789 2010-01-01 Richard Guenther <rguenther@suse.de>
12792 * c-decl.c (grokdeclarator): For zero-size arrays force
12793 structural equality checks as layout_type does.
12795 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
12797 * builtins.c: Update copyright to 2010.
12799 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
12802 * lto-streamer-out.c (produce_asm): Revert the last change.
12803 (copy_function): Likewise.
12805 * lto-streamer.c (lto_get_section_name): Skip any leading
12808 2010-01-01 Richard Guenther <rguenther@suse.de>
12810 PR middle-end/42559
12811 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
12815 Copyright (C) 2010 Free Software Foundation, Inc.
12817 Copying and distribution of this file, with or without modification,
12818 are permitted in any medium without royalty provided the copyright
12819 notice and this notice are preserved.