1 2009-05-27 Ian Lance Taylor <iant@google.com>
3 * Makefile.in (LINKER, LINKER_FLAGS): Define.
4 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5 (ALL_LINKERFLAGS): Define.
6 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
9 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12 (build/gcov-iov$(build_exeext)): Likewise.
14 2009-05-27 Julian Brown <julian@codesourcery.com>
16 * gcse.c (target.h): Include.
17 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18 copy of argument to a pseudo register.
20 2009-05-27 Diego Novillo <dnovillo@google.com>
22 * tree-ssa-live.c (dump_scope_block): Document arguments.
23 (dump_scope_blocks): Document.
24 (debug_scope_blocks): New.
25 * tree-flow.h (debug_scope_blocks): Declare.
27 2009-05-21 Denis Chertykov <denisc@overta.ru>
29 * doc/contrib.texi (Contributors): add myself to the list.
31 2009-05-28 Olivier Hainque <hainque@adacore.com>
33 * expr.c (target_align): New function. Alignment the TARGET of an
34 assignment may be assume to have.
35 (highest_pow2_factor_for_target): Use it instead of relying on
36 immediate tree attributes of TARGET, not necessarily honored when
37 intermediate bitfields are involved.
39 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
42 * config/i386/driver-i386.c (host_detect_local_cpu): Support
43 AVX, SSE4, AES, PCLMUL and POPCNT.
45 2009-05-27 Diego Novillo <dnovillo@google.com>
47 * tree-pretty-print.c (dump_location): New.
48 (dump_generic_node): Call it.
49 Factor code to handle BLOCK nodes ...
50 (dump_block_node): ... here.
52 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
54 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h with
56 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
58 * gcc-plugin.h: Include config.h and system.h.
59 (IN_GCC): Define if not defined.
61 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
64 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
67 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
69 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
71 * config/m32r/m32r.h: Ditto.
72 * config/m32r/m32r.md: Ditto.
73 * config/m32r/predicates.md: Ditto.
75 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
77 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
79 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
82 (Loading plugins): typo.
83 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
84 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
85 (Interacting with the GCC Garbage Collector): Added new section.
86 (Giving information about a plugin): Added new section for
88 * testsuite/gcc.dg/plugin/plugin.exp: Added ggcplug.c test plugin
89 with ggcplug-test-1.c for testing PLUGIN_GGC_MARKING etc...
90 * testsuite/gcc.dg/plugin/ggcplug-test-1.c: Added new file.
91 * testsuite/gcc.dg/plugin/ggcplug.c: Added new file.
92 * ggc.h (ggc_register_root_tab): Added declaration.
93 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
94 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
95 (register_callback): Improved comment in declaration.
96 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for
98 (extra_root_vec) Added static variable for dynamic roots
100 (ggc_register_root_tab) Added new routine.
101 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
102 PLUGIN_GGC_MARKING event.
103 * ggc-zone.c: Include plugin.h.
104 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
105 * ggc-page.c: Include plugin.h.
106 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
107 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
108 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
109 (register_callback): check lack of callbacks for
110 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
111 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
112 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
113 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
114 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
115 dependency on plugin.h.
116 (plugin.o): Added dependency on ggc.h...
118 2009-05-26 Richard Guenther <rguenther@suse.de>
122 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
123 with mismatched comparison modes.
125 * expr.c (expand_expr_real_1): Expand the operand of a
126 VIEW_CONVERT_EXPR in its natural mode.
128 2009-05-26 Ian Lance Taylor <iant@google.com>
130 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
131 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
132 (ALL_COMPILERFLAGS): Define.
133 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
134 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
135 (collect2$(exeext), collect2.o): Likewise.
136 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
137 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
138 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
139 (libbackend.o, intl.o, cppdefault.o): Likewise.
140 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
141 (build/%.o): Use $(COMPILER_FOR_BUILD).
142 (build/gen%$(build_exeext)): Likewise.
143 (build/gcov-iov$(build_exeext)): LIkewise.
144 * config/t-darwin (darwin.o): Use $(COMPILER).
145 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
146 * config/t-sol2 (sol2-c.o): Likewise.
148 * config/t-vxworks (vxworks.o): Likewise.
149 * config/x-darwin (host-darwin.o): Likewise.
150 * config/x-hpux (host-hpux.o): Likewise.
151 * config/x-linux (host-linux.o): Likewise.
152 * config/x-solaris (host-solaris.o): Likewise.
153 * config/alpha/x-alpha (driver-alpha.o): Likewise.
154 * config/arm/t-arm (arm-c.o): Likewise.
155 * config/arm/t-pe (pe.o): Likewise.
156 * config/arm/t-wince-pe (pe.o): Likewise.
157 * config/i386/t-cygming (winnt.o): Likewise.
158 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
159 * config/i386/t-cygwin (cygwin1.o): Likewise.
160 (cygwin2.o): Likewise.
161 * config/i386/t-i386 (i386-c.o): Likewise.
162 * config/i386/t-interix (winnt.o): Likewise.
163 * config/i386/t-netware (netware.o): Likewise.
164 * config/i386/t-nwld (nwld.o): Likewise.
165 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
166 * config/i386/x-i386 (driver-i386.o): Likewise.
167 * config/i386/x-cygwin (host-cygwin.o): Likewise.
168 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
169 * config/ia64/t-ia64 (ia64-c.o): Likewise.
170 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
171 * config/mips/x-native (driver-native.o): Likewise.
172 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
173 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
174 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
175 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
176 * config/score/t-score-elf (score7.o): Likewise.
177 (score3.o): Likewise.
178 * config/sh/t-sh (sh-c.o): Likewise.
179 * config/sh/t-symbian (sh-c.o): Likewise.
180 (symbian.o): Likewise.
181 * config/spu/t-spu-elf (spu-c.o): Likewise.
182 * config/v850/t-v850 (v850-c.o): Likewise.
183 * config/v850/t-v850e (v850-c.o): Likewise.
185 2009-05-26 Richard Guenther <rguenther@suse.de>
187 PR tree-optimization/40122
188 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
189 VECTOR_CSTs if possible.
190 (fold_gimple_assign): Likewise.
192 2009-05-26 Richard Guenther <rguenther@suse.de>
195 * fold-const.c (fold_binary): Use the correct types for building
198 2009-05-26 Richard Guenther <rguenther@suse.de>
200 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
201 redundant calls to merge_alias_info.
202 (bump_vector_ptr): Likewise.
203 * tree-ssa-copy.c (merge_alias_info): Remove.
204 (replace_exp_1): Remove call to merge_alias_info.
205 (propagate_tree_value): Likewise.
206 (fini_copy_prop): Propagate points-to info.
207 * tree-flow.h (merge_alias_info): Remove.
209 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
211 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
213 2009-05-25 Jan Hubicka <jh@suse.cz>
215 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
216 * cgraph.h (struct inline_summary): New filed self_wize,
217 size_inlining_benefit, self_time and time_inlining_benefit.
218 (struct cgraph_global_info): Replace insns by time ans size fields.
219 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
220 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
221 (ipcp_update_callgraph): Do not touch function bodies.
222 * ipa-inline.c: Include except.h
223 (MAX_TIME): New constant.
224 (overall_insns): Remove.
226 (overall_size, max_benefit): New static variables.
227 (cgraph_estimate_time_after_inlining): New function.
228 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
229 (cgraph_clone_inlined_nodes): Update size.
230 (cgraph_mark_inline_edge): Update size.
231 (cgraph_estimate_growth): Use size info.
232 (cgraph_check_inline_limits): Check size.
233 (cgraph_default_inline_p): Likewise.
234 (cgraph_edge_badness): Compute badness based on benefit and size cost.
235 (cgraph_decide_recursive_inlining): Check size.
236 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
238 (cgraph_decide_inlining): Likewise.
239 (cgraph_decide_inlining_incrementally): Likewise; honor
240 PARAM_EARLY_INLINING_INSNS.
241 (likely_eliminated_by_inlining_p): New predicate.
242 (estimate_function_body_sizes): New function.
243 (compute_inline_parameters): Use it.
244 * except.c (must_not_throw_labels): New function.
245 * except.h (must_not_throw_labels): Declare.
246 * tree-inline.c (init_inline_once): Kill inlining_weigths
247 * tree-ssa-structalias.c: Avoid uninitialized warning.
248 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
249 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
250 (PARAM_INLINE_CALL_COST): Remove.
251 (PARAM_EARLY_INLINING_INSNS): New.
253 2009-05-25 Richard Guenther <rguenther@suse.de>
255 PR tree-optimization/36327
256 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
257 callback for reference translation or lookup at the point
259 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
260 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
261 for union COMPONENT_REFs.
262 (vn_reference_lookup_3): New callback. Lookup from memset
263 and CONSTRUCTOR assignment, translate through struct copies.
264 (vn_reference_lookup_pieces): Make sure to not free the
265 passed operands array. Adjust walk_non_aliased_vuses call.
266 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
267 make sure we do not leak memory.
269 2009-05-25 Richard Guenther <rguenther@suse.de>
271 * tree-ssa-alias.h (dump_points_to_solution): Declare.
272 * tree-inline.c (expand_call_inline): Reset the escaped and
274 * tree-ssa-structalias.c (pass_build_ealias): New.
275 * tree-pass.h (pass_build_ealias): Declare.
276 * passes.c (init_optimization_passes): Add PTA during
278 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
279 and CALLUSED solutions.
280 (dump_points_to_solution): New function, split out from ...
281 (dump_points_to_info_for): ... here.
282 * tree-parloops.c (parallelize_loops): Reset the escaped and
285 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
288 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
289 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
291 2009-05-25 Ira Rosen <irar@il.ibm.com>
293 PR tree-optimization/40238
294 * tree-vect-stmts.c (vect_init_vector): Insert initialization
295 statements after basic block's labels.
296 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
297 to free the allocated memory.
299 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
301 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
302 return address with a USE.
304 2009-05-24 Richard Guenther <rguenther@suse.de>
307 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
308 array type from the main variant of the inner type.
310 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
312 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
313 definition to bool (from int) to un-break build.
314 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
316 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
318 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
319 discard_stmt_changes): Delete.
320 * tree-ssa-operands.c (scb_stack): Delete.
321 (init_ssa_operands): Do not initialize it.
322 (fini_ssa_operands): Do not free it.
323 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
325 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
326 update_stmt, remove the others. Fix comments.
327 * tree-dfa.c (optimize_stack_restore): Likewise.
328 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
329 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
330 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
331 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
333 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
334 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
335 (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan.
336 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
337 (stmts_to_rescan): Change item type to gimple.
338 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
340 2009-05-24 Ira Rosen <irar@il.ibm.com>
342 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
343 * tree-pass.h (pass_slp_vectorize): New pass.
344 * params.h (SLP_MAX_INSNS_IN_BB): Define.
345 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
346 * tree-vectorizer.c (timevar.h): Include.
347 (user_vect_verbosity_level): Declare.
348 (vect_location): Fix comment.
349 (vect_set_verbosity_level): Update user_vect_verbosity_level
350 instead of vect_verbosity_level.
351 (vect_set_dump_settings): Add an argument. Ignore user defined
352 verbosity if dump flags require higher level of verbosity. Print to
353 stderr only for loop vectorization.
354 (vectorize_loops): Update call to vect_set_dump_settings.
355 (execute_vect_slp): New function.
356 (gate_vect_slp): Likewise.
357 (struct gimple_opt_pass pass_slp_vectorize): New.
358 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
360 (vec_info_for_bb): New function.
361 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
362 (VECTORIZATION_ENABLED): New macro.
363 (SLP_ENABLED, SLP_DISABLED): Likewise.
364 (vect_is_simple_use): Add bb_vec_info argument.
365 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
366 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
367 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
368 vect_schedule_slp, vect_analyze_slp): Likewise.
369 (vect_analyze_stmt): Add slp_tree argument.
370 (find_bb_location): Declare.
371 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
372 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
373 (vect_analyze_loop_operations, vect_analyze_loop,
374 get_initial_def_for_induction, vect_create_epilog_for_reduction,
375 vect_finalize_reduction, vectorizable_reduction,
376 vectorizable_live_operation, vect_transform_loop): Likewise.
377 * tree-data-ref.c (dr_analyze_innermost): Update comment,
378 skip evolution analysis if analyzing a basic block.
379 (dr_analyze_indices): Likewise.
380 (initialize_data_dependence_relation): Skip the test whether the
381 object is invariant for basic blocks.
382 (compute_all_dependences): Skip dependence analysis for data
383 references in basic blocks.
384 (find_data_references_in_stmt): Don't fail in case of invariant
385 access in basic block.
386 (find_data_references_in_bb): New function.
387 (find_data_references_in_loop): Move code to
388 find_data_references_in_bb and add a call to it.
389 (compute_data_dependences_for_bb): New function.
390 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
391 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
393 (vect_analyze_data_ref_dependence): Check for interleaving in case of
394 unknown dependence in basic block and fail in case of dependence in
396 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
397 dependence instances from either loop or basic block vectorization
399 (vect_compute_data_ref_alignment): Check if it is loop vectorization
400 before calling nested_in_vect_loop_p.
401 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
402 dependence instances from either loop or basic block vectorization
404 (vect_verify_datarefs_alignment): Likewise.
405 (vect_enhance_data_refs_alignment): Adjust function calls.
406 (vect_analyze_data_refs_alignment): Likewise.
407 (vect_analyze_group_access): Fix printing. Skip different checks if
408 DR_STEP is 0. Keep strided stores either in loop or basic block
409 vectorization data structure. Fix indentation.
410 (vect_analyze_data_ref_access): Fix comments, allow zero step in
412 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
413 dependence instances from either loop or basic block vectorization
415 (vect_analyze_data_refs): Update comment. Call
416 compute_data_dependences_for_bb to analyze basic blocks.
417 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
418 case of loop vectorization. In case of basic block vectorization use
419 data-ref itself as a base.
420 (vect_create_data_ref_ptr): In case of basic block vectorization:
421 don't advance the pointer, add new statements before the current
422 statement. Adjust function calls.
423 (vect_supportable_dr_alignment): Support only aligned accesses in
424 basic block vectorization.
425 * common.opt (ftree-slp-vectorize): New flag.
426 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
427 (vect_pattern_recog_1): Likewise.
428 * tree-vect-stmts.c (process_use): Likewise.
429 (vect_init_vector): Add new statements in the beginning of the basic
430 block in case of basic block SLP.
431 (vect_get_vec_def_for_operand): Adjust function calls.
432 (vect_finish_stmt_generation): Likewise.
433 (vectorizable_call): Add assert that it is loop vectorization, adjust
435 (vectorizable_conversion, vectorizable_assignment): Likewise.
436 (vectorizable_operation): In case of basic block SLP, take
437 vectorization factor from statement's type and skip the relevance
438 check. Adjust function calls.
439 (vectorizable_type_demotion): Add assert that it is loop
440 vectorization, adjust function calls.
441 (vectorizable_type_promotion): Likewise.
442 (vectorizable_store): Check for outer loop only in case of loop
443 vectorization. Adjust function calls. For basic blocks, skip the
444 relevance check and don't advance pointers.
445 (vectorizable_load): Likewise.
446 (vectorizable_condition): Add assert that it is loop vectorization,
447 adjust function calls.
448 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
449 that it is not reduction, get vector type, call only supported
450 functions, skip loop specific parts.
451 (vect_transform_stmt): Check for outer loop only in case of loop
453 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
454 (vect_is_simple_use): Fix comment, add new argument, fix conditions
455 for external definition.
456 * passes.c (pass_slp_vectorize): New pass.
457 * tree-vect-slp.c (find_bb_location): New function.
458 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
459 check for patterns only in loops.
460 (vect_build_slp_tree): Add argument, adjust function calls, fail in
461 case of multiple types in basic block SLP.
462 (vect_mark_slp_stmts_relevant): New function.
463 (vect_supported_load_permutation_p): Fix comment.
464 (vect_analyze_slp_instance): Add argument. In case of basic block
465 SLP, take vectorization factor from statement's type, check that
466 unrolling factor is 1. Adjust function call. Save SLP instance in
467 either loop or basic block vectorization structure. Return FALSE,
469 (vect_analyze_slp): Add argument. Get strided stores groups from
470 either loop or basic block vectorization structure. Return FALSE
471 if basic block SLP failed.
472 (new_bb_vec_info): New function.
473 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
474 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
475 (vect_schedule_slp): Add argument. Get SLP instances from either
476 loop or basic block vectorization structure. Set vectorization factor
477 to be 1 for basic block SLP.
478 (vect_slp_transform_bb): New function.
479 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
481 2009-05-23 Mark Mitchell <mark@codesourcery.com>
483 * final.c (shorten_branches): Do not align labels for jump tables.
484 (final_scan_insn): Use JUMP_TABLE_DATA_P.
486 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
488 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
489 Remove outdated reference to flow.c and fix nits.
490 * doc/gccint.texi: Tweak RTL description.
491 * doc/rtl.texi: Likewise.
493 2009-05-23 Denis Chertykov <chertykov@gmail.com>
495 * config/avr/avr.c: Change my email address.
496 * config/avr/avr.h: Likewise.
497 * config/avr/avr.md: Likewise.
498 * config/avr/avr-protos.h: Likewise.
499 * config/avr/libgcc.S: Likewise.
501 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
503 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
504 (spu_split_load, spu_split_store): Change return type to int.
505 (spu_split_convert): Declare.
506 * config/spu/predicates.md (spu_mem_operand): Remove.
507 (spu_mov_operand): Update.
508 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
509 * config/spu/spu.c (regno_aligned_for_load): Remove.
510 (reg_aligned_for_addr, spu_expand_load): Define.
511 (spu_expand_extv): Reimplement and handle MEM.
512 (spu_expand_insv): Handle MEM.
513 (spu_sched_reorder): Handle insn's with length 0.
514 (spu_legitimate_address_p): Reimplement.
515 (store_with_one_insn_p): Return TRUE for any mode with size
516 larger than 16 bytes.
517 (address_needs_split): Define.
518 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
520 (spu_convert_move): Define.
521 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
522 (spu_split_store): Change all MEM's to TImode.
523 (spu_init_expanders): Preallocate registers that correspond to
524 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
526 (spu_split_convert): Define.
527 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
528 (_move<mode>, _movdi, _movti): Update predicate and condition.
529 (load, store): Change to define_split.
530 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
532 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
533 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
534 define_insn_and_split of lshr<mode>3.
535 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
536 (<v>ashr<mode>3_imm): Define.
537 (extv, extzv, insv): Allow MEM operands.
538 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
539 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
540 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
541 (_spu_convert2): Change to define_insn_and_split and remove the
542 corresponding define_peephole2.
543 (stack_protect_set, stack_protect_test, stack_protect_test_si):
544 Change predicates to memory_operand.
546 2009-05-22 Mark Mitchell <mark@codesourcery.com>
548 * config/arm/thumb2.md: Add 16-bit multiply instructions.
550 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
552 PR tree-optimization/40219
553 * tree.c (iterative_hash_expr): Make sure the builtin function is
554 a normal builtin function and not a front end or back end builtin
555 before indexing into the built_in_decls array.
557 2009-05-22 Richard Guenther <rguenther@suse.de>
560 * alias.c (write_dependence_p): Do not use TBAA for answering
561 anti-dependence or output-dependence.
562 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
563 (emit_pointer_definition): Remove.
564 (emit_alias_warning): Likewise.
565 (find_what_var_points_to): Remove TBAA pruning code.
566 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
568 (compute_points_to_sets): Remove code computing the set of
569 dereferenced pointers.
570 * tree-data-ref.c (dr_may_alias_p): Properly use the split
571 oracle for querying anti and output dependencies.
572 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
573 if TBAA may be applied.
574 (refs_anti_dependent_p): New function.
575 (refs_output_dependent_p): Likewise.
576 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
577 (refs_output_dependent_p): Likewise.
578 * doc/tree-ssa.texi (Memory model): New section.
579 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
580 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
581 * cfgexpand.c (expand_gimple_basic_block): Do not handle
582 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
583 * expr.c (expand_expr_real_1): Likewise.
584 * gimple-low.c (lower_stmt): Likewise.
585 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
586 (dump_gimple_cdt): Remove.
587 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
588 (gimple_size): Likewise.
589 (walk_gimple_op): Likewise.
590 (is_gimple_stmt): Likewise.
591 (walk_stmt_load_store_addr_ops): Likewise.
592 (gimple_build_cdt): Remove.
593 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
594 * gimple.h (gimple_cdt_new_type): Remove.
595 (gimple_cdt_new_type_ptr): Likewise.
596 (gimple_cdt_set_new_type): Likewise.
597 (gimple_cdt_location): Likewise.
598 (gimple_cdt_location_ptr): Likewise.
599 (gimple_cdt_set_location): Likewise.
600 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
601 * tree-cfg.c (remove_useless_stmts_1): Do not handle
602 GIMPLE_CHANGE_DYNAMIC_TYPE.
603 (verify_types_in_gimple_stmt): Likewise.
604 * tree-inline.c (estimate_num_insns): Likewise.
605 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
606 (copy_decl_to_var): Likewise.
607 (copy_result_decl_to_var): Likewise.
608 * tree-pretty-print.c (dump_generic_node): Do not handle
609 CHANGE_DYNAMIC_TYPE_EXPR.
610 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
611 * tree-ssa-operands.c (get_expr_operands): Likewise.
612 * tree-ssa-structalias.c (struct variable_info): Remove
613 no_tbaa_pruning member.
614 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
615 (unify_nodes): Do not copy it.
616 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
617 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
618 (set_uids_in_ptset): Do not check it.
619 (find_what_var_points_to): Likewise.
620 (compute_tbaa_pruning): Remove.
621 (compute_points_to_sets): Do not call it.
622 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
623 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
624 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
625 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
626 (DECL_NO_TBAA_P): Likewise.
627 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
628 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
629 (expand_omp_atomic_pipeline): Do not set it.
630 * print-tree.c (print_node): Do not dump it.
631 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
634 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
637 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
640 2009-05-22 Mark Mitchell <mark@codesourcery.com>
642 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
645 2009-05-22 Ben Elliston <bje@au.ibm.com>
647 * Makefile.in (bversion.h, s-bversion): New targets.
648 (TOPLEV_H): Add bversion.h.
649 * toplev.h: Include "bversion.h".
650 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
651 the __format__ attribute only if compiling with the same version
652 of GCC as the sources (the "build version").
654 2009-05-22 Ben Elliston <bje@au.ibm.com>
656 * c-format.c (handle_format_attribute): Fix comment typo.
658 2009-05-21 Steve Ellcey <sje@cup.hp.com>
661 * config/ia64/ia64.opt (mfused-madd): New.
662 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
663 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
664 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
665 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
666 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
667 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
668 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
669 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
670 instruction if !TARGET_FUSED_MADD.
671 (fpma, fpms): Remove colon from name.
673 2009-05-22 Richard Guenther <rguenther@suse.de>
675 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
676 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
677 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
679 (create_expression_by_pieces): Only convert if necessary.
680 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
681 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
683 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
685 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
686 regular pattern from a template and rename it ...
687 (*extzv_truncsi_exts): ... to this.
689 2009-05-21 Richard Guenther <rguenther@suse.de>
691 * cgraph.h (struct cgraph_node): Remove inline_decl member.
692 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
693 (cgraph_default_inline_p): Likewise.
694 (cgraph_decide_inlining_incrementally): Likewise.
696 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
697 Uros Bizjak <ubizjak@gmail.com>
699 * config/i386/cpuid.h (bit_MOVBE): New.
701 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
703 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
704 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
705 (ix86_handle_option): Handle OPT_mmovbe.
706 (ix86_target_string): Add -mmovbe.
707 (pta_flags): Add PTA_MOVBE.
708 (processor_alias_table): Add PTA_MOVBE to "atom".
709 (override_options): Handle PTA_MOVBE.
711 * config/i386/i386.h (TARGET_MOVBE): New.
713 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
714 (*bswapsi_movbe): New.
715 (*bswapdi_movbe): Likewise.
716 (bswapdi2): Renamed to ...
718 (bswapdi2): New expander.
720 * config/i386/i386.opt (mmovbe): New.
722 * doc/invoke.texi: Document -mmovbe.
724 2009-05-21 Taras Glek <tglek@mozilla.com>
726 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
727 * gcc-plugin.h (plugin_init): Updated signature.
728 * gcc-plugin.h (plugin_name_args): Moved to this header.
729 * doc/plugins.texi (plugin_init): Updated documention to reflect
731 * doc/plugins.texi (plugin_name_args): Added to documention.
733 2009-05-21 Mark Mitchell <mark@codesourcery.com>
735 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
736 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
738 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
740 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
741 JUMP_TABLE_DATA_P predicates where applicable.
742 * config/i386/predicates.md: Ditto.
743 * config/i386/sse.md: Ditto.
745 2009-05-21 Jakub Jelinek <jakub@redhat.com>
747 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
748 operand2 -128 override length_immediate attribute to 1.
749 * config/i386/predicates.md (constm128_operand): New predicate.
751 * config/i386/i386.c (memory_address_length): Handle %r12
752 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
754 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
755 mode look through optional ZERO_EXTEND and SUBREG.
756 * config/i386/i386.md (R12_REG): New define_constant.
757 (prefix_data16): For sse unit set also for MODE_TI insns.
758 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
759 insns set if operand 1 is ext_QIreg_operand.
760 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
761 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
763 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
764 mode from MODE_DI to MODE_SI.
765 (movdi_1_rex64): Override modrm and length_immediate attributes
766 only for movabs (TYPE_IMOV, alternative 2).
767 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
768 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
769 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
770 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
771 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
772 prefix_rex attribute if DImode.
773 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
774 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
775 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
776 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
777 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
778 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
779 Likewise. For TYPE_IMOV clear length_immediate attribute.
780 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
781 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
782 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
783 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
784 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
785 or one operand TYPE_ISHIFT.
786 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
787 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
788 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
789 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
790 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
791 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
792 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
793 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
794 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
795 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
796 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
797 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
798 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
799 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
800 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
801 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
802 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
803 set mode attribute, don't override length attribute.
804 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
806 (return_internal_long): Set length attribute to 2 instead of 1.
807 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
808 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
809 prefix_rex attribute.
810 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
812 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
814 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
816 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
818 2009-05-20 Ian Lance Taylor <iant@google.com>
820 * tree.c (build_tree_list_vec_stat): New function.
821 (ctor_to_vec): New function.
822 (build_nt_call_vec): New function.
823 (build_call_array): Change args to be a const pointer.
824 (build_call_vec): New function.
825 * tree.h (build_nt_call_vec): Declare.
826 (build_tree_list_vec_stat): Declare.
827 (build_tree_list_vec): Define.
828 (build_call_array): Update declaration.
829 (build_call_vec): Declare.
830 (ctor_to_vec): Declare.
831 * c-common.c (tree_vector_cache): New static variable.
832 (make_tree_vector): New function.
833 (release_tree_vector): New function.
834 (make_tree_vector_single): New function.
835 (make_tree_vector_copy): New function.
836 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
837 (make_tree_vector_single, make_tree_vector_copy): Declare.
838 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
839 (c_parser_expr_list): Don't manage cache here, instead call
841 (c_parser_release_expr_list): Remove static function.
842 (c_parser_vec_to_tree_list): Remove static function.
843 (c_parser_attributes): Call build_tree_list_vec instead of
844 c_parser_vec_to_tree_list. Call release_tree_vector instead of
845 c_parser_release_expr_list.
846 (c_parser_postfix_expression_after_primary): Likewise.
847 (c_parser_objc_keywordexpr): Likewise.
849 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
851 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
852 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
853 TARGET_CONVERT_TO_TYPE.
854 * hooks.c (hook_tree_const_tree_null): Define.
855 * hooks.h (hook_tree_const_tree_null): Declare.
856 * target.h (struct gcc_target): Add invalid_parameter_type,
857 invalid_return_type, promoted_type, and convert_to_type fields.
858 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
859 (TARGET_INVALID_RETURN_TYPE): Define.
860 (TARGET_PROMOTED_TYPE): Define.
861 (TARGET_CONVERT_TO_TYPE): Define.
862 (TARGET_INITIALIZER): Update for new fields.
863 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
864 (grokparms): Check targetm.invalid_parameter_type.
865 * c-typeck.c (default_conversion): Check targetm.promoted_type.
866 * c-convert.c (convert): Check targetm.convert_to_type.
868 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
870 * config/mips/mips.md (*extenddi_truncate<mode>,
871 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
873 (*extendhi_truncateqi): New define_insn_and_sptit.
875 2009-05-20 Jakub Jelinek <jakub@redhat.com>
878 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
879 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
881 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
883 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
884 the operand of VIEW_CONVERT_EXPR.
886 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
888 * config/i386/driver-i386.c (host_detect_local_cpu): Check
889 extended family and model for Intel processors. Support Intel
892 2009-05-20 Olivier Hainque <hainque@adacore.com>
894 * gstab.h (stab_code_type): Define, to be used instead of the
895 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
897 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
898 occurrences by stab_code_type.
899 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
901 2009-05-20 Martin Jambor <mjambor@suse.cz>
903 * tree-flow.h (insert_edge_copies_seq): Undeclare.
904 (sra_insert_before): Likewise.
905 (sra_insert_after): Likewise.
906 (sra_init_cache): Likewise.
907 (sra_type_can_be_decomposed_p): Likewise.
908 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
909 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
910 (sra_insert_before): Likewise.
911 (sra_insert_after): Likewise.
912 (sra_init_cache): Likewise.
913 (insert_edge_copies_seq): Made static and moved upwards.
915 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
918 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
920 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
921 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
924 2009-05-20 Richard Guenther <rguenther@suse.de>
926 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
927 with mismatched comparison modes.
929 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
931 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
932 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
933 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
934 with shifts for Thumb2.
935 (orsi_notsi): New for orn.
936 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
937 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
938 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
939 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
940 Don't invert remainder for IOR.
942 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
944 PR tree-optimization/40087
945 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
946 number_of_iterations_ne): Rename never_infinite argument.
947 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
948 number_of_iterations_le): Handle pointer-type ivs when
949 exit_must_be_taken is false.
950 (number_of_iterations_cond): Do not always assume that
951 exit_must_be_taken if the control variable is a pointer.
953 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
955 * c-typeck.c (build_binary_op): Allow % on integal vectors.
956 * doc/extend.texi (Vector Extension): Document that % is allowed too.
958 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
960 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
961 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
963 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
966 * c.opt (Wlogical-op): Disabled by default.
967 * c-opt (c_common_post_options): Do not enable Wlogical-op with
969 * doc/invoke.texi (Wlogical-op): Likewise.
971 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
973 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
975 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
976 Propagate the type of the first operand.
977 <ASSERT_EXPR>: Simplify.
978 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
979 Rewrite using the RHS code as discriminant.
980 <NOP_EXPR>: Turn into CASE_CONVERT.
981 <PLUS_EXPR>: Propagate the type of the first operand.
983 2009-05-19 Steve Ellcey <sje@cup.hp.com>
985 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
986 (ia64_dconst_0_375): New.
987 * config/ia64/ia64.c (ia64_override_options): Remove
988 -minline-sqrt-min-latency warning.
989 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
990 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
991 * config/ia64/ia64.md (*sqrt_approx): Remove.
992 (sqrtsf2): Remove #if 0.
993 (sqrtsf2_internal_thr): Rewrite and move to div.md.
994 (sqrtdf): Remove assert.
995 (sqrtdf2_internal_thr): Rewrite and move to div.md.
996 (sqrtxf2): Remove #if 0.
997 (sqrtxf2_internal_thr): Rewrite and move to div.md.
998 * div.md (sqrt_approx_rf): New.
999 (sqrtsf2_internal_thr): New implementation.
1000 (sqrtsf2_internal_lat): New.
1001 (sqrtdf2_internal_thr: New implementation.
1002 (sqrtxf2_internal): New implementation.
1004 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
1005 Hans-Peter Nilsson <hp@axis.com>
1007 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
1008 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
1009 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
1010 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
1011 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
1012 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
1013 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
1014 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
1015 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
1016 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
1017 * c-common.c: ...from here.
1019 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1021 * c-common.c (warn_logical_operator): Remove unnecessary
1024 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1026 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
1028 2009-05-19 Ben Elliston <bje@au.ibm.com>
1030 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
1031 assignments with memcpy calls.
1032 (add_fdes): Likewise.
1033 (binary_search_unencoded_fdes): Likewise.
1034 (linear_search_fdes): Eliminate type puns.
1036 2009-05-19 Richard Guenther <rguenther@suse.de>
1038 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
1039 not falsely claim to have propagated into all uses.
1041 2009-05-19 Ben Elliston <bje@au.ibm.com>
1043 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
1046 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1048 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
1049 * config/sh/sh.c (sh_legitimate_address_p): Make static.
1050 (TARGET_LEGITIMATE_ADDRESS_P): New.
1051 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1052 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1054 2009-05-18 Dodji Seketeli <dodji@redhat.com>
1057 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
1058 child of the containing namespace's DIE.
1060 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
1062 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
1063 *zero_extendhi_truncqi): Move after the zero_extend patterns.
1064 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
1067 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
1070 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
1071 gen_align with gen_pad.
1072 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
1073 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
1075 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
1076 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
1078 * config/i386/i386.md (align): Renamed to ...
1079 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
1080 ASM_OUTPUT_MAX_SKIP_PAD.
1082 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
1084 * config.gcc: Fix variable syntax.
1087 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
1088 before calling exact_log2.
1089 (output_iorsi3): Likewise.
1090 (output_xorsi3): Likewise.
1092 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1094 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
1095 for the none zero constant operand except for EQ and NE
1096 comprisons even when the first operand is R0.
1098 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
1100 * config/s390/2064.md: Remove trailing whitespaces.
1101 * config/s390/2084.md: Likewise.
1102 * config/s390/constraints.md: Likewise.
1103 * config/s390/fixdfdi.h: Likewise.
1104 * config/s390/libgcc-glibc.ver: Likewise.
1105 * config/s390/s390-modes.def: Likewise.
1106 * config/s390/s390-protos.h: Likewise.
1107 * config/s390/s390.c: Likewise.
1108 * config/s390/s390.h: Likewise.
1109 * config/s390/s390.md: Likewise.
1110 * config/s390/tpf-unwind.h: Likewise.
1112 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1114 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
1116 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1119 * configure.ac (m68k-*-*): Check if binutils support TLS.
1120 * configure: Regenerate.
1121 * config/m68k/predicates.md (symbolic_operand): Extend comment.
1122 * config/m68k/constraints.md (Cu): New constraint.
1123 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
1124 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
1125 (movsi): Handle TLS symbols.
1126 (addsi3_5200): Handle XTLS symbols, indent.
1127 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
1128 (m68k_tls_reference_p): Declare.
1129 (m68k_legitimize_address): Declare.
1130 (m68k_unwrap_symbol): Declare.
1131 * config/m68k/m68k.opt (mxtls): New option.
1132 * config/m68k/m68k.c (ggc.h): Include.
1133 (m68k_output_dwarf_dtprel): Implement hook.
1134 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1135 (m68k_expand_prologue): Load GOT pointer when function needs it.
1136 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
1137 (m68k_legitimate_constant_address_p): Same.
1138 (m68k_decompose_address): Handle TLS references.
1139 (m68k_get_gp): New static function.
1140 (enum m68k_reloc): New contants.
1141 (TLS_RELOC_P): New macro.
1142 (m68k_wrap_symbol): New static function.
1143 (m68k_unwrap_symbol): New function.
1144 (m68k_final_prescan_insn_1): New static function.
1145 (m68k_final_prescan_insn): New function.
1146 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
1148 (legitimize_pic_address): Handle TLS references..
1149 (m68k_tls_get_addr, m68k_get_tls_get_addr)
1150 (m68k_libcall_value_in_a0_p)
1151 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
1152 (m68k_call_m68k_read_tp): Helper variables and functions for ...
1153 (m68k_legitimize_tls_address): Handle TLS references.
1154 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
1156 (m68k_legitimize_address): Handle TLS symbols.
1157 (m68k_get_reloc_decoration): New static function.
1158 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
1160 (m68k_output_dwarf_dtprel): Implement hook.
1161 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
1162 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
1163 m68k_call_* routines.
1164 (sched_attr_op_type): Handle TLS symbols.
1165 (gt-m68k.h): Include.
1166 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
1167 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
1169 2009-05-18 Martin Jambor <mjambor@suse.cz>
1171 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
1172 (visit_store_addr_for_mod_analysis): New function.
1173 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
1174 (determine_cst_member_ptr): Use gimple_assign_single_p.
1175 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
1176 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
1177 operands. Don't check number of operands of a NOP_EXPR.
1179 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
1181 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
1183 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
1186 * c-common.c (warn_logical_operator): Don't warn if one of
1187 expression isn't always true or false.
1189 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
1191 * config/i386/biarch32.h: New file.
1192 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
1194 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
1196 * config/mips/mips.md (*zero_extend<mode>_trunchi,
1197 *zero_extend<mode>_truncqi): Merge these into ...
1198 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
1199 Name the pattern following this as *zero_extendhi_truncqi.
1201 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
1204 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
1205 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
1206 (output_info): Make field HOST_WIDEST_INT.
1207 (print_statistics): Use HOST_WIDEST_INT_PRINT.
1208 (dump_bitmat_statistics): Same.
1210 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
1212 * config.gcc (use_gcc_stdint): Set to wrap.
1213 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
1214 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
1215 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1216 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1217 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1218 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1219 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1220 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1222 2009-05-16 Joseph Myers <joseph@codesourcery.com>
1224 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
1226 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
1227 Move definitions earlier.
1228 (OPT_ARCH64, OPT_ARCH32): Define.
1229 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
1232 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1235 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
1238 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1240 * arm.md (movdi2): Copy non-reg values to DImode registers.
1242 2009-05-16 Jakub Jelinek <jakub@redhat.com>
1245 * final.c (label_to_max_skip): New function.
1246 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
1247 CODE_LABEL_NUMBER <= max_labelno.
1248 * output.h (label_to_max_skip): New prototype.
1249 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
1250 (ix86_avoid_jump_mispredicts): ... this. Don't define if
1251 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
1252 Handle CODE_LABELs with >= 16 byte alignment or with
1253 max_skip == (1 << align) - 1.
1254 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
1255 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
1258 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
1259 .p2align 3 if MAX_SKIP is smaller than 7.
1260 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1262 2009-05-15 Ian Lance Taylor <iant@google.com>
1264 * alias.c (struct alias_set_entry_d): Rename from struct
1265 alias_set_entry. Change all uses.
1266 * except.c (struct call_site_record_d): Rename from struct
1267 call_site_record. Change all uses.
1268 * except.h (struct eh_region_d): Rename from struct eh_region.
1270 * gcse.c (struct hash_table_d): Rename from struct hash_table.
1272 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
1273 ivtype_map_elt. Change all uses.
1274 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
1276 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
1277 * graphite.h (struct name_tree_d): Rename from struct name_tree.
1279 (struct sese_d): Rename from struct sese. Change all uses.
1280 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
1281 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
1282 * optabs.h (struct optab_d): Rename from struct optab. Change all
1284 (struct convert_optab_d): Rename from struct convert_optab.
1286 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
1287 ipa_opt_pass. Change all uses.
1288 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
1291 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
1292 defined as a typedef.
1293 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
1296 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1299 * fold-const.c (make_range,build_range_check,merge_ranges): Move
1301 (merge_ranges): Returns bool.
1302 * tree.h (make_range): .. to here.
1303 (build_range_check): Likewise.
1304 (merge_ranges): Likewise. Renamed from merge_ranges.
1305 * c-typeck.c (parser_build_binary_op): Update calls to
1306 warn_logical_operator.
1307 * c-common.c (warn_logical_operator): Add new warning.
1308 * c-common.h (warn_logical_operator): Update declaration.
1310 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1312 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
1314 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1316 * doc/install.texi: Document MPC requirements, flags etc.
1318 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
1319 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
1320 Evaluate constant arguments.
1321 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
1322 (fold_builtin_1): Likewise, also evaluate constant arguments.
1323 Remove superfluous break.
1324 (do_mpc_ckconv): New.
1325 * real.h: Include mpc.h.
1326 * toplev.c (print_version): Output MPC version info if available.
1328 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1330 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
1332 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
1334 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
1337 2009-05-15 Jan Hubicka <jh@suse.cz>
1339 * doc/invoke.texi (max-early-inliner-iterations): New flag.
1340 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
1341 (try_inline): Fix return value.
1342 (cgraph_decide_inlining_incrementally): Honor new value.
1343 (cgraph_early_inlining): Handle indirect inlining.
1344 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
1346 2009-05-15 Jan Hubicka <jh@suse.cz>
1348 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
1349 * cgraphunit.c (cgraph_finalize_function): Set it.
1350 (cgraph_expand_function): Use it.
1352 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1354 * real.c (encode_ieee_half): Define.
1355 (decode_ieee_half): Define.
1356 (ieee_half_format): Define.
1357 (arm_half_format): Define.
1358 * real.h (ieee_half_format): Declare.
1359 (arm_half_format): Declare.
1361 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1363 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
1364 swapped, and reversed optabs exist before trying to use them.
1366 2009-05-15 Paul Brook <paul@codesourcery.com>
1367 Sandra Loosemore <sandra@codesourcery.com>
1369 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
1370 loads. Allow PRE_DEC.
1371 (output_move_neon): Handle PRE_DEC.
1372 (arm_print_operand): Add 'A' for neon structure loads.
1373 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
1374 * config/arm/neon.md (neon_mov): Update comment.
1375 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
1377 (Um): New constraint.
1379 2009-05-15 Jan Hubicka <jh@suse.cz>
1381 Revert the following patch until testsuite fallout is fixed:
1382 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1383 * cgraph.h (struct inline_summary): New filed self_wize,
1384 size_inlining_benefit, self_time and time_inlining_benefit.
1385 (struct cgraph_global_info): Replace insns by time ans size fields.
1386 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1387 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1388 (ipcp_update_callgraph): Do not touch function bodies.
1389 * ipa-inline.c: Include except.h
1390 (MAX_TIME): New constant.
1391 (overall_insns): Remove
1392 (overall_size, max_benefit): New static variables.
1393 (cgraph_estimate_time_after_inlining): New function.
1394 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1395 (cgraph_clone_inlined_nodes): Update size.
1396 (cgraph_mark_inline_edge): Update size.
1397 (cgraph_estimate_growth): Use size info.
1398 (cgraph_check_inline_limits): Check size.
1399 (cgraph_default_inline_p): Likewise.
1400 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1401 (cgraph_decide_recursive_inlining): Check size.
1402 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1404 (cgraph_decide_inlining): Likewise.
1405 (cgraph_decide_inlining_incrementally): Likewise; honor
1406 PARAM_EARLY_INLINING_INSNS.
1407 (likely_eliminated_by_inlining_p): New predicate.
1408 (estimate_function_body_sizes): New function.
1409 (compute_inline_parameters): Use it.
1410 * except.c (must_not_throw_labels): New function.
1411 * except.h (must_not_throw_labels): Declare.
1412 * tree-inline.c (init_inline_once): Kill inlining_weigths
1413 * tree-ssa-structalias.c: Avoid uninitialized warning.
1414 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1415 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1416 (PARAM_INLINE_CALL_COST): Remove.
1417 (PARAM_EARLY_INLINING_INSNS): New.
1419 2009-05-15 Richard Guenther <rguenther@suse.de>
1421 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
1422 not TODO_update_ssa.
1424 2009-05-15 Richard Guenther <rguenther@suse.de>
1426 PR tree-optimization/39999
1427 * gimple.h (gimple_expr_type): Use the expression type looking
1428 through useless conversions.
1429 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
1430 (vn_nary_op_insert_stmt): Likewise.
1431 (simplify_binary_expression): Likewise.
1433 2009-05-15 Richard Guenther <rguenther@suse.de>
1435 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1436 New options, enabled by default.
1437 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1439 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
1440 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
1441 * tree-ssa-structalias.c (gate_tree_pta): New function.
1442 (pass_build_alias): Use it.
1444 2009-05-15 Joseph Myers <joseph@codesourcery.com>
1446 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
1447 recurse on an invariant address if a conversion from a pointer
1448 type to a wider integer type is involved.
1450 2009-05-15 Jan Hubicka <jh@suse.cz>
1452 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1453 * cgraph.h (struct inline_summary): New filed self_wize,
1454 size_inlining_benefit, self_time and time_inlining_benefit.
1455 (struct cgraph_global_info): Replace insns by time ans size fields.
1456 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1457 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1458 (ipcp_update_callgraph): Do not touch function bodies.
1459 * ipa-inline.c: Include except.h
1460 (MAX_TIME): New constant.
1461 (overall_insns): Remove
1462 (overall_size, max_benefit): New static variables.
1463 (cgraph_estimate_time_after_inlining): New function.
1464 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1465 (cgraph_clone_inlined_nodes): Update size.
1466 (cgraph_mark_inline_edge): Update size.
1467 (cgraph_estimate_growth): Use size info.
1468 (cgraph_check_inline_limits): Check size.
1469 (cgraph_default_inline_p): Likewise.
1470 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1471 (cgraph_decide_recursive_inlining): Check size.
1472 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1474 (cgraph_decide_inlining): Likewise.
1475 (cgraph_decide_inlining_incrementally): Likewise; honor
1476 PARAM_EARLY_INLINING_INSNS.
1477 (likely_eliminated_by_inlining_p): New predicate.
1478 (estimate_function_body_sizes): New function.
1479 (compute_inline_parameters): Use it.
1480 * except.c (must_not_throw_labels): New function.
1481 * except.h (must_not_throw_labels): Declare.
1482 * tree-inline.c (init_inline_once): Kill inlining_weigths
1483 * tree-ssa-structalias.c: Avoid uninitialized warning.
1484 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1485 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1486 (PARAM_INLINE_CALL_COST): Remove.
1487 (PARAM_EARLY_INLINING_INSNS): New.
1488 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
1489 (inline-call-cost): Remove.
1490 (early-inlining-insns): New.
1492 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
1494 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
1496 (print_int_cst_bounds_in_octal_p): Likewise.
1497 (dbxout_type): Adjust calls to above functions. Be prepared to deal
1499 * dwarf2out.c (base_type_die): Likewise.
1500 (is_subrange_type): Delete.
1501 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
1502 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
1503 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
1504 the destination type is boolean.
1505 (build_range_check): Do not special-case subtypes.
1506 (fold_sign_changed_comparison): Likewise.
1507 (fold_unary): Likewise.
1508 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
1509 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
1510 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
1511 * tree.c (subrange_type_for_debug_p): New predicate based on the former
1513 * tree.h (subrange_type_for_debug_p): Declare.
1514 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
1515 (convert_affine_scev): Remove call to above function.
1516 (chrec_convert_aggressive): Likewise.
1517 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
1518 false for conversions involving subtypes.
1519 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
1520 (vrp_val_min): Likewise.
1521 (needs_overflow_infinity): Likewise.
1522 (extract_range_from_unary_expr): Likewise.
1524 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
1526 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1527 * config/frv/frv.c: Likewise.
1528 * config/s390/s390.c: Likewise.
1529 * config/sparc/sparc.h: Likewise.
1530 * config/i386/i386.h: Likewise.
1531 * config/i386/i386.c: Likewise.
1532 * config/crx/crx.c: Likewise.
1533 * config/m68hc11/m68hc11.h: Likewise.
1534 * config/iq2000/iq2000.c: Likewise.
1535 * config/mn10300/mn10300.h: Likewise.
1536 * config/mn10300/mn10300.c: Likewise.
1537 * config/m68k/m68k.c: Likewise.
1538 * config/rs6000/rs6000.c: Likewise.
1539 * config/rs6000/xcoff.h: Likewise.
1540 * config/rs6000/linux64.h: Likewise.
1541 * config/rs6000/sysv4.h: Likewise.
1542 * config/score/score3.c: Likewise.
1543 * config/score/score7.c: Likewise.
1544 * config/score/score.c: Likewise.
1545 * config/arm/arm.md: Likewise.
1546 * config/mips/mips.c: Likewise.
1547 * config/mips/mips.md: Likewise.
1548 * config/bfin/bfin.h: Likewise.
1549 * config/pa/pa.c: Likewise.
1550 * config/pa/constraints.md: Likewise.
1552 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
1553 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
1554 * config/pdp11/pdp11.h: Use memory_address_p instead.
1556 2009-05-14 Ian Lance Taylor <iant@google.com>
1558 * passes.c (finish_optimization_passes): Change i to int.
1559 * plugin.c (plugins_active_p): Change event to int.
1560 (dump_active_plugins): Likewise.
1561 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
1563 * tree.c (tree_range_check_failed): Change c to unsigned int.
1564 (omp_clause_range_check_failed): Likewise.
1565 (build_common_builtin_nodes): Change mode to int. Add cast.
1566 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
1567 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
1569 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
1570 ++ or -- with a variable of enum type.
1572 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1575 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
1577 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1579 * store-motion.c: Do not include params.h
1580 * Makefile.in: Fix dependencies for various files.
1582 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1584 * auto-inc-dec.c: Fix pass description, remove apparent
1585 accidental duplication.
1587 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
1590 * ipa-utils.h (memory_identifier_string): Moved to ...
1591 * tree.h (memory_identifier_string): Here. Add GTY(()).
1593 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1595 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
1596 in the former documentation of...
1597 (GO_IF_LEGITIMATE_ADDRESS): ... this.
1598 * ira-conflicts.c (get_dup_num): Use address_operand.
1599 * targhooks.c (default_legitimate_address_p): New.
1600 * targhooks.h (default_legitimate_address_p): New.
1601 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
1603 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
1604 * target.h (struct target): Add legitimate_address_p.
1605 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
1606 (TARGET_INITIALIZER): Include it.
1608 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1609 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
1610 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
1611 (TARGET_LEGITIMATE_ADDRESS_P): New.
1613 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1614 (REG_OK_STRICT_P): Delete.
1615 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
1616 (frv_legitimate_address_p_1): ... this.
1617 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
1618 (frv_legitimate_address_p_1): ... the renamed old
1619 frv_legitimate_address_p.
1620 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
1621 (TARGET_LEGITIMATE_ADDRESS_P): New.
1623 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1624 * config/s390/s390-protos.h (legitimate_address_p): Remove.
1625 * config/s390/s390.c (legitimate_address_p): Rename to...
1626 (s390_legitimate_address_p): ... this, make static.
1627 (legitimize_address): Adjust call.
1628 (TARGET_LEGITIMATE_ADDRESS_P): New.
1629 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
1631 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1632 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
1633 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
1634 (TARGET_LEGITIMATE_ADDRESS_P): New.
1636 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1637 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
1638 * config/spu/spu.c (spu_legitimate_address): Rename to...
1639 (spu_legitimate_address_p): ... this, make static.
1640 (TARGET_LEGITIMATE_ADDRESS_P): New.
1642 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1643 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
1644 * config/sparc/sparc.c (legitimate_address_p): Rename to...
1645 (sparc_legitimate_address_p): ... this, make static and return bool.
1646 (legitimize_address): Adjust call.
1647 (TARGET_LEGITIMATE_ADDRESS_P): New.
1649 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1650 * config/i386/i386-protos.h (legitimate_address_p): Remove.
1651 * config/i386/i386.c (legitimate_address_p): Rename to...
1652 (ix86_legitimate_address_p): ... this, make static.
1653 (constant_address_p): Move after it, adjust call.
1654 (TARGET_LEGITIMATE_ADDRESS_P): New.
1656 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1657 * config/avr/avr-protos.h (legitimate_address_p): Remove.
1658 * config/avr/avr.c (legitimate_address_p): Rename to...
1659 (avr_legitimate_address_p): ... this, make static.
1660 (legitimize_address): Adjust call.
1661 (TARGET_LEGITIMATE_ADDRESS_P): New.
1663 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1664 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
1665 * config/crx/crx.c (crx_legitimate_address_p): Make static.
1666 (TARGET_LEGITIMATE_ADDRESS_P): New.
1668 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1669 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
1670 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
1671 (TARGET_LEGITIMATE_ADDRESS_P): New.
1673 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1674 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
1676 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1678 (TARGET_LEGITIMATE_ADDRESS_P): New.
1680 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1681 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
1683 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
1685 (m68hc11_legitimate_address_p): ... this, make static.
1686 (go_if_legitimate_address_internal): Rename to...
1687 (m68hc11_legitimate_address_p_1): ... this.
1688 (legitimize_address): Adjust call.
1689 (TARGET_LEGITIMATE_ADDRESS_P): New.
1691 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1692 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
1693 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
1694 (TARGET_LEGITIMATE_ADDRESS_P): New.
1696 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1697 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
1698 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
1699 (mn10300_legitimate_address_p): ... this, make static.
1700 (TARGET_LEGITIMATE_ADDRESS_P): New.
1702 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1703 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
1704 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
1705 (TARGET_LEGITIMATE_ADDRESS_P): New.
1707 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1708 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
1709 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
1710 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1711 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
1712 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
1713 (rs6000_legitimate_address_p): ... this, make static.
1714 (TARGET_LEGITIMATE_ADDRESS_P): New.
1715 (REG_MODE_OK_FOR_BASE_P): Delete.
1716 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
1718 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1719 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
1721 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
1722 static, adjust types.
1723 (TARGET_LEGITIMATE_ADDRESS_P): New.
1725 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1726 * config/score/score.c (score_address_p): Rename to...
1727 (score_legitimate_address_p): ... this.
1728 (TARGET_LEGITIMATE_ADDRESS_P): New.
1729 * config/score/score3.c (score3_address_p): Rename to...
1730 (score3_legitimate_address_p): ... this.
1731 * config/score/score7.c (score7_address_p): Rename to...
1732 (score7_legitimate_address_p): ... this.
1734 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
1735 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
1736 GO_IF_LEGITIMATE_ADDRESS): Delete.
1737 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
1738 thumb2_legitimate_address_p): Delete.
1739 (arm_legitimate_address_p): Rename to...
1740 (arm_legitimate_address_outer_p): ... this.
1741 * config/arm/constraints.md ("Uq"): Adjust call.
1742 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
1743 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
1744 (arm_legitimate_address_outer_p): ... this.
1745 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
1746 (TARGET_LEGITIMATE_ADDRESS_P): New.
1748 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1749 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
1750 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
1751 (TARGET_LEGITIMATE_ADDRESS_P): New.
1753 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1754 * config/vax/vax-protos.h (legitimate_address_p): Remove.
1755 * config/vax/vax.c (legitimate_address_p): Rename to...
1756 (vax_legitimate_address_p): ... this, make static.
1757 (TARGET_LEGITIMATE_ADDRESS_P): New.
1759 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1760 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
1761 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
1762 (TARGET_LEGITIMATE_ADDRESS_P): New.
1764 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1765 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
1766 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
1767 (mmix_legitimate_address_p): ... this, make static.
1768 (TARGET_LEGITIMATE_ADDRESS_P): New.
1770 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1771 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
1772 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
1773 (TARGET_LEGITIMATE_ADDRESS_P): New.
1775 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1777 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
1778 of MODE_COMPLEX_INT.
1780 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1782 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
1783 LCT_NORMAL in function call.
1784 * mips-tdump.c (print_file_desc): Add cast to enum type.
1785 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
1786 (mark_stabs): Add casts to enum types.
1787 (parse_stabs_common): Add casts to enum types.
1789 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1791 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
1792 Check for invalid values of LETTER.
1794 2009-05-13 Taras Glek <tglek@mozilla.com>
1796 * attribs.c (register_attribute): moved out attribute registration into
1798 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
1799 * gcc-plugin.h: Added forward decl for register_attribute.
1800 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
1801 * plugin.c (register_callback, invoke_plugin_callbacks): Added
1802 PLUGIN_ATTRIBUTES boilerplate.
1804 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
1806 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
1807 values even in sentinel and empty entries.
1808 (ms_printf_flag_specs): Likewise.
1809 (ms_scanf_flag_specs): Likewise.
1810 (ms_strftime_flag_specs): Likewise.
1811 (ms_print_char_table): Likewise.
1812 (ms_scan_char_table): Likewise.
1813 (ms_time_char_table): Likewise.
1815 2009-05-13 Doug Kwan <dougkwan@google.com>
1817 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
1819 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1821 * config/mips/mips.md (store): Add attributes for QI and HI.
1823 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
1824 (truncdi<mode>2): ... this new pattern.
1826 2009-05-13 Brad Hards <bradh@kde.org>
1828 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
1830 2009-05-14 Jakub Jelinek <jakub@redhat.com>
1831 Ben Elliston <bje@au.ibm.com>
1834 * dse.c (check_mem_read_rtx): Guard against width == -1.
1836 2009-05-13 Michael Matz <matz@suse.de>
1839 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
1840 (trivially_conflicts_p): New function.
1841 (insert_backedge_copies): Use it.
1843 2009-05-13 Janis Johnson <janis187@us.ibm.com>
1845 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
1846 (handle_stdc_pragma): Use new enum constant names.
1847 (handle_pragma_float_const_decimal64): Ditto.
1849 2009-05-13 Ian Lance Taylor <iant@google.com>
1851 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
1854 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
1856 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
1857 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
1859 * config/m68k/m68k.h (FL_UCLINUX): Define.
1861 2009-05-13 Jan Hubicka <jh@suse.cz>
1863 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
1865 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1867 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
1868 unless -fschedule-insns is specified.
1870 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1873 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
1874 TARGET_EXPAND_CBRANCHDI4.
1875 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
1876 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
1877 (cmpeqdi): Fix comment.
1879 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1881 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
1882 (sh_legitimate_address_p): Likewise.
1883 * config/sh/sh.c (sh_legitimate_index_p): New.
1884 (sh_legitimate_address_p): Likewise.
1885 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
1886 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
1887 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
1888 (MAYBE_BASE_REGISTER_RTX_P): New macro.
1889 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
1890 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
1891 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
1892 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
1893 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
1895 2009-05-12 Jan Hubicka <jh@suse.cz>
1897 * tree-inline.c (estimate_operator_cost): Add operands;
1898 when division happens by constant, it is cheap.
1899 (estimate_num_insns): Loads and stores are not having cost of 0;
1900 EH magic stuff is cheap; when computing runtime cost of switch,
1901 use log2 base of amount of its cases; builtin_expect has cost of 0;
1902 compute cost for moving return value of call.
1903 (init_inline_once): Initialize time_based flags.
1904 * tree-inline.h (eni_weights_d): Add time_based flag.
1906 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1908 * df-core.c: Update head documentation.
1910 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1913 * rs6000.c (rs6000_generate_compare): Use op1b instead of
1914 shadowing exisiting variable op1.
1916 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
1919 * config/i386/driver-i386.c (processor_signatures): New enum.
1920 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
1921 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
1922 processor signature to detect geode processor.
1924 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1928 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1930 * optabs.c (prepare_cmp_insn): Temporarily disable test that
1931 causes spurious differences between trunk and cond-optab branch.
1933 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1935 * dojump.c (compare_from_rtx): Delete.
1936 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
1937 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
1938 if the comparison does not satisfy the predicate; test predicates for
1939 operands 2 and 3 of a cstore pattern. Don't try cstore optab
1940 further if one existing pattern fails.
1941 * expr.h (compare_from_rtx): Delete.
1942 (prepare_operand): Declare it.
1943 * optabs.c: Change "lib call" to "libcall" throughout.
1944 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
1945 HAVE_conditional_trap, emit_cmp_insn): Delete.
1946 (can_compare_p): Delete cmp_optab case.
1947 (prepare_float_lib_cmp): Return an rtx and a machine mode.
1948 Accept other parameters by value.
1949 (prepare_operand): Make non-static.
1950 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
1951 other parameters by value. Try to widen operands here based on
1952 an optab_methods argument and looking at cbranch_optab.
1953 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
1954 loop. Use cbranch_optab directly.
1955 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
1956 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
1958 (emit_conditional_move, emit_conditional_add): Inline what's needed
1959 of compare_from_rtx, using new prepare_cmp_insn for the rest.
1960 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
1961 with COMPARE. Move cmov_optab and cstore_optab above
1962 with cbranch_optab, move cmp_optab down with ucmp_optab,
1963 remove tst_otpab. Do not initialize trap_rtx.
1964 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
1965 for trap code. Do not check HAVE_conditional_trap. Use
1966 prepare_cmp_insn. Accept no predicate for operand 3.
1967 * optabs.h (OTI_cmp): Mark as used only for libcalls.
1968 (OTI_ctrap, ctrap_optab): New.
1969 (tst_optab): Delete.
1970 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
1971 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
1972 with lookup of ctrap_optab.
1973 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
1974 setcc_gen_code): Delete.
1977 * combine.c (combine_simplify_rtx, simplify_set): Do not
1978 special case comparing against zero for cc0 machines.
1979 * simplify-rtx.c (simplify_binary_operation_1): Never remove
1980 COMPARE on cc0 machines.
1981 (simplify_relational_operation): Return a new expression when
1982 a COMPARE could be removed.
1983 * final.c (final_scan_insn): Compare cc_status values
1984 against LHS of a (compare FOO (const_int 0)) cc0 source.
1985 Also check if cc_status.value is the full compare.
1987 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
1988 (cstoreMM4): Document.
1989 (conditional_trap): Document ctrapMM4 instead.
1990 (sync_compare_and_swapMM): Refer to cbranchcc4.
1991 (Dependent Patterns): Eliminate obsolete information referring to
1992 the old jump optimization phase.
1993 (Canonicalization): Include cbranchcc4 case, omit canonicalization
1994 of compares with 0 on cc0 machines.
1995 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
1996 avoiding references to cc0. Remove text about storing operands
1998 * doc/tm.texi (Condition Codes): Include blurb on different
1999 condition code representations, separate into subsections for
2000 CC0, MODE_CC and conditional execution.
2002 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
2003 alpha_emit_setcc): Accept operands and a machine mode.
2004 * config/alpha/alpha.c (alpha_emit_conditional_branch):
2005 Get code/op0/op1 from operands, use machine mode argument
2006 instead of alpha_compare.fp_p. Emit the branch here.
2007 (alpha_emit_setcc): Likewise, and return boolean.
2008 (alpha_emit_conditional_move): Likewise. Assert that
2009 cmp_op_mode == cmp_mode, and simplify accordingly.
2010 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
2011 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
2012 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
2014 (stack probe test): Use cbranchdi4.
2015 * config/alpha/predicates.md (alpha_cbranch_operator): New.
2017 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
2018 * config/arc/arc.h (movsicc, movsfcc): Use it.
2019 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
2020 (cbranchsi4, cstoresi4): New.
2021 (cmpsi, bCC and sCC expanders): Remove.
2023 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
2024 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
2025 * config/arm/predicates.md (arm_comparison_operator): Only include
2026 floating-point operators if there is a hardware floating-point unit.
2027 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
2028 deferring to cbranch_cc and cstore_cc respectively.
2029 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
2030 cbranch_cc, cstore_cc): New.
2031 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
2033 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
2035 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
2036 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
2038 (adjust_insn_length): Adjust calls.
2039 (avr_reorg): Handle (compare (foo) (const_int 0)).
2040 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
2041 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
2042 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
2043 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
2045 (cbranchqi4, cbranchhi4, cbranchsi4): New.
2046 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
2048 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
2049 (cbranchsi4, cstorebi4, cstoresi4): New.
2050 (movbisi): This insn is duplicate, split it to zero_extend.
2051 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
2052 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
2053 (bfin_optimize_loop): Use cbranch expander.
2054 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
2055 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
2056 (bfin_bimode_comparison_operator): ... this.
2057 (bfin_direct_comparison_operator): New.
2059 * config/cris/cris.c (cris_normal_notice_update_cc): Look
2060 inside (compare FOO (const_int 0)).
2061 (cris_rtx_costs): Handle ZERO_EXTRACT.
2062 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
2063 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
2064 (*tstdi_v32): Delete.
2065 (*cmpdi_non_v32): Add M alternative for operand 1.
2066 (cmpsi, cmp<mode>): Make private.
2067 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
2069 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
2071 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
2072 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
2073 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
2074 (cc_reg_operand): New.
2076 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
2077 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
2078 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
2079 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
2080 crx_expand_scond): Delete.
2082 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
2084 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
2085 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
2087 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
2088 cstoresi4, cstoresf4, cstoredf4): New.
2089 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
2090 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2091 Receive the entire operands array.
2092 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
2093 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
2094 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2095 Get test/op0/op1 from the operands array.
2096 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
2098 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
2099 (h8300_expand_store): New.
2100 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
2102 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
2103 (h8300_expand_store): New.
2104 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
2105 or do not try to produce (set (cc0) REG).
2106 (peepholes): Wrap arguments with COMPARE. Add a peephole to
2107 change a compare into a move to a scratch register. Disable some
2108 peepholes when comparing with zero.
2109 (tstsi, tsthi, tstsi, cmpqi): Make private.
2112 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
2115 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
2116 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
2117 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
2118 (ix86_emit_i387_log1p): Use cbranchxf2.
2119 (ix86_expand_setcc): Return void.
2120 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
2121 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
2122 cmp<MODEF>, cmpcc): Remove.
2123 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
2124 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
2125 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
2126 (sCC and bCC expanders): Remove.
2127 (stack_protect_test): Use cbranchcc4.
2129 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
2131 (ia64_expand_compare): Accept three rtx by reference and return void.
2132 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
2133 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
2134 from *expr. Update *expr with the BImode comparison to do.
2135 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
2136 cmptf, bCC, sCC, conditional_trap): Delete.
2137 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
2138 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
2139 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
2140 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
2141 * config/ia64/predicates.md (ia64_cbranch_operator): New.
2143 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
2144 type of last argument.
2145 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
2146 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
2147 use machine mode argument instead of branch_type. Remove dead
2148 code for floating-point comparisons.
2149 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
2150 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
2152 (cbranchsi4, cstoresi4): New.
2153 * config/iq2000/predicates.md (reg_or_const_operand): New.
2155 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
2156 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
2157 (b<code>_op): Rewrite to...
2158 (bcc_op): ... this, using match_operator.
2159 (s<code>_op): Rewrite to...
2160 (scc_op): ... this, using match_operator.
2161 (s<code>_24_op): Rewrite to...
2162 (scc_op_24): ... this, using match_operator.
2163 (s<code>_<mode>): Rewrite to...
2164 (cstore<mode>4): ... this, using match_operator.
2165 (s<code>_<mode>_24): Rewrite to...
2166 (cstore<mode>4_24): ... this, using match_operator.
2167 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
2168 m32c_unpend_compare, m32c_expand_scc): Delete.
2169 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
2170 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
2171 (m32c_expand_movcc): Change NE to EQ if necessary.
2172 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
2174 * config/m32r/m32r-protos.h (gen_cond_store): New.
2175 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
2176 (gen_cond_store): New, from sCC patterns.
2177 (m32r_expand_block_move): Use cbranchsi4.
2178 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
2179 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
2180 (cbranchsi4, cstoresi4): New.
2182 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
2184 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
2185 (m68hc11_notice_update_cc): Look into a compare with 0.
2186 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
2188 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
2189 cmphi, cmpqi, bCC): Delete.
2190 (cbranchsi4, cbranchhi4, cbranchqi4): New.
2191 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
2192 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
2195 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
2196 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
2197 * config/m68k/constraints.md (H): New.
2198 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
2199 the define_insn below.
2200 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
2201 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
2202 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
2203 patterns): Wrap RHS with COMPARE.
2204 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
2205 (*cmpdi_internal): Name this pattern.
2206 (cmpdi): Change to define_insn.
2207 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
2208 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
2209 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
2211 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
2212 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
2213 (conditional_trap): Change to...
2214 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
2215 (*conditional_trap): Use the ordered_comparison_operator and
2216 const1_operand predicates.
2217 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
2218 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
2219 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
2220 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
2222 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
2223 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
2224 (mcore_gen_compare): New.
2225 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
2226 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
2227 (mcore_gen_compare): ... this.
2228 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
2229 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
2230 (stack probe pattern): Use cbranchsi4.
2232 * config/mips/predicates.md (mips_cstore_operator): New.
2233 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
2234 * config/mips/mips.md (any_cond): Delete.
2235 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
2237 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
2238 fixuns_truncsfdi2): Use cbranch patterns.
2239 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
2240 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
2241 Adjust call to mips_expand_conditional_branch.
2242 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
2244 * config/mips/mips-protos.h (mips_expand_conditional_branch,
2245 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
2246 * config/mips/mips.c (cmp_operands): Delete.
2247 (mips_emit_compare): Get comparison operands from *op0/*op1.
2248 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
2249 that it succeeds. Use op0/op1 instead of cmp_operands.
2250 (mips_expand_conditional_branch, mips_expand_conditional_move,
2251 mips_expand_conditional_trap): Likewise.
2252 (mips_block_move_loop): Use cbranch patterns.
2253 * config/mips/mips.h (cmp_operands): Delete.
2255 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
2256 (mmix_gen_compare_reg): Just return a register in the right CC mode.
2257 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
2258 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
2259 (*cmpcc_folded): Rename to...
2260 (*cmpdi_folded): this.
2261 (*cmpcc): Rename to...
2263 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
2266 (cbranchdf4): New. Handle invalid comparisons here.
2267 * config/mmix/predicates.md (float_comparison_operator): New.
2269 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
2270 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
2271 * config/mn10300/mn10300.md (tst): Delete.
2272 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
2273 Name these patterns and wrap RHS in a compare.
2274 (*cmpsi): Make this pattern private. Include tst.
2275 (*cmpsf): Make this pattern private.
2276 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
2277 (compare with zero peepholes): Likewise.
2279 (cbranchsi4, cbranchsf4): New.
2280 (casesi): Use cbranchsi4.
2282 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
2283 hppa_branch_type): Delete.
2284 (return_addr_rtx): Use cbranchsi4.
2285 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
2286 Emit CCFPmode comparison here.
2287 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
2288 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
2289 hppa_branch_type): Delete.
2290 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
2291 (movsicc, movdicc): Remove references to hppa_compare_op0,
2292 hppa_compare_op1 and compare_from_rtx.
2293 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
2294 (casesi): Use cbranchsi4.
2296 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
2297 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
2298 * config/pdp11/pdp11.md (register_or_const0_operand): New.
2299 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
2300 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
2302 (cbranchdf4, cbranchhi4, cbranchqi4): New.
2303 (*branch, *branch_inverted): New.
2305 * config/picochip/picochip.md (cbranchhi4): Use
2306 ordered_comparison_operator.
2307 (cmphi, bCC): Remove.
2309 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
2310 (trap_comparison_operator): Delete.
2311 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
2312 rs6000_emit_cbranch): Accept mode and operands.
2313 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
2314 rs6000_compare_fp_p): Delete.
2315 (rs6000_generate_compare): Accept mode and comparison. Extract code
2316 and op0/op1 from there. Replace references to rs6000_compare_op0
2317 and rs6000_compare_op1.
2318 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
2319 extract result from passed operands.
2320 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
2321 extract loc from passed operands.
2322 (rs6000_emit_cmove): Likewise.
2323 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
2324 rs6000_compare_fp_p): Delete.
2325 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
2326 (cbranch<GPR>4, cbranch<FP>4): New.
2327 (cstore<mode>4): New. Consolidate here all choices about when to use
2328 portable or specialized sCC sequences.
2329 (stack_protect_test): Use cbranchsi4.
2330 (conditional_trap): Replace with ctrap<GPR>4.
2331 (conditional trap insn): Replace trap_comparison_operator with
2332 ordered_comparison_operator.
2334 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
2335 (s390_emit_prologue): Use ctrap.
2336 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
2337 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
2338 New predicates replacing...
2339 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
2340 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
2341 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
2342 (add<mode>cc): Do not use s390_compare_op0/op1.
2343 (s<code>): Change to...
2344 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
2346 (cstorecc4): ... this. Handle EQ or NE equally.
2347 (*sne): Un-privatize for use in cstorecc4.
2348 (b<code>): Change to...
2349 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
2350 (conditional_trap): Replace with...
2351 (ctrap<GPR>4, ctrap<FP>4): ... these.
2352 (stack_protect): Use cbranchcc4.
2354 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
2355 * config/score/score-protos.h (score_gen_cmp): Delete.
2356 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
2357 (score_block_move-loop): Use cbranchsi4.
2358 * config/score/score.md (cbranchsi4): New.
2359 (cmpsi, bCC): Delete.
2360 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
2361 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2362 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
2363 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2364 * config/score/score3.h (score3_gen_cmp): Delete.
2365 * config/score/score7.h (score7_gen_cmp): Delete.
2367 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
2368 (sh_emit_scc_to_t): ... this. Return void.
2369 (from_compare): Rename to...
2370 (sh_emit_compare_and_branch): ... this.
2371 (sh_emit_compare_and_set): New.
2372 (sh_expand_t_scc): Accept operands.
2373 * config/sh/predicates.md (sh_float_comparison_operator): New.
2374 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
2375 (prepare_scc_operands): Rename to...
2376 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
2378 (sh_emit_cheap_store_flag): New.
2379 (sh_emit_set_t_insn): New.
2380 (from_compare): Rename to...
2381 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
2382 handling of TARGET_SH2E floating point to avoid recursive call.
2383 Generate branch here.
2384 (sh_emit_compare_and_set): New.
2385 (sh_expand_t_scc): Get op0/op1 from arguments.
2386 (sh_emit_cheap_store_flag): New.
2387 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
2389 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
2390 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
2391 (movsicc, movdicc): Do nothing when it recreated operands from
2392 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
2393 prepare_scc_operands (now sh_emit_scc_to_t).
2394 (udivdi3): Use cstoresi4.
2395 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
2396 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
2397 (cbranchint4_media, cbranchfp4_media): New.
2398 (casesi): Use cbranchdi4.
2399 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
2401 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
2402 (movnegt): Remove second operand.
2403 (cbranchsf4, cbranchdf4): New.
2404 (stack_protect): Use cbranchdi4/cbranchsi4.
2406 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
2407 (gen_compare_reg): Accept comparison, extract part of it to...
2408 (gen_compare_reg_1): ... this.
2409 (gen_compare_operator): Delete.
2410 (gen_v9_scc): Accept separate destination, comparison code and arms.
2411 Do not use sparc_compare_op0/sparc_compare_op1.
2412 (emit_scc_insn, emit_conditional_branch_insn): New.
2413 (emit_v9_brxx): Make static. Remove useless assertion.
2414 (sparc_emit_float_lib_cmp): Return RTL instead of calling
2416 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
2417 * config/sparc/sparc-protos.h (gen_compare_reg,
2418 sparc_emit_float_lib_cmp): Adjust prototype.
2419 (emit_scc_insn, emit_conditional_branch_insn): New.
2420 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
2421 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
2422 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
2423 iterators to the top.
2424 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
2425 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
2426 snedi_special_trunc): Delete.
2427 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
2428 and snedi_special_trunc.
2429 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
2430 cbranchdi4, cbranch<F:mode>4): New.
2431 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
2432 here. Use gen_compare_reg instead of gen_compare_operator.
2433 (conditional_trap): Replace with...
2434 (ctrapsi4, ctrapdi4): ... this.
2435 (stack_protect_test): Use cbranchcc4.
2437 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
2439 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
2440 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
2441 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
2442 from operands[0] or operands[3] depending on is_set.
2443 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
2444 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
2445 cmpdf, bCC), sCC: Remove.
2446 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
2447 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
2449 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
2450 spu_emit_branch_or_set.
2452 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
2454 * config/stormy16/stormy16.h (xstormy16_compare_op0,
2455 xstormy16_compare_op1): Delete.
2456 * config/stormy16/stormy16.c (xstormy16_compare_op0,
2457 xstormy16_compare_op1): Delete.
2458 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
2460 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
2461 (cmphi, cmpsi, bCC): Remove.
2463 * config/v850/v850.md (tstsi, cmpsi): Fold into...
2464 (*cmpsi): ... this one.
2465 (cbranchsi4, cstoresi4): New.
2466 (bCC expanders): Delete.
2467 (sCC insns): Fold into...
2468 (*setcc): ... this one.
2469 (casesi): Do not use gen_cmpsi and gen_bgtu.
2470 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
2471 (movsicc): Simplify.
2472 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
2474 * config/vax/vax-protos.h (cond_name): New.
2475 (vax_output_conditional_branch): Remove.
2476 * config/vax/vax.c (cond_name): New.
2477 (vax_output_conditional_branch): Remove.
2478 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
2479 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
2480 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
2481 (bit<VAXint>): Wrap source with (compare).
2482 (b<code> and following unnamed pattern): Rename to *branch and
2483 *branch_reversed. Change macroization to match_operator.
2484 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
2486 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
2487 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
2488 Change last argument to machine_mode.
2489 (xtensa_expand_scc): Add machine_mode argument.
2490 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
2491 (gen_conditional_move, xtensa_expand_conditional_branch,
2492 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
2493 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
2494 Adjust operand numbers.
2495 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
2497 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
2498 (cmpsi, cmpsf, b<code>, s<code>): Delete.
2499 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
2501 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2503 * optabs.c (prepare_cmp_insn): Temporarily disable test that
2504 causes spurious differences between trunk and cond-optab branch.
2506 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2509 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
2511 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2513 * tree.c (iterative_hash_pointer): Delete.
2514 (iterative_hash_expr): Short-circuit handling of NULL pointer.
2515 Hash UIDs and versions of SSA names. Don't special-case built-in
2516 function declarations.
2518 2009-05-11 Ian Lance Taylor <iant@google.com>
2521 * graphite.c: Force -Wc++-compat to only be a warning before
2522 #including "cloog/cloog.h".
2524 2009-05-11 Martin Jambor <mjambor@suse.cz>
2526 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
2528 2009-05-11 Jan Hubicka <jh@suse.cz>
2530 * tree-ssa-loop-ivcanon.c: Include target.h
2531 (struct loop_size): new structure.
2532 (constant_after_peeling): New predicate.
2533 (tree_estimate_loop_size): New function.
2534 (estimated_unrolled_size): Rewrite for new estimates.
2535 (try_unroll_loop_completely): Use new estimates.
2536 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
2538 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2540 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
2541 libcpp interface change.
2542 (spu_macro_to_expand): Likewise.
2544 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
2546 PR tree-optimization/40026
2547 * gimplify.c (gimplify_init_constructor): Change initial conditional
2548 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
2549 optimize_compound_literals_in_ctor.
2551 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
2553 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
2555 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
2557 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
2559 * tree-vect-data-refs.c (vect_analyze_group_access): Use
2560 HOST_WIDE_INT for gap.
2562 2009-05-11 Ira Rosen <irar@il.ibm.com>
2564 PR tree-optimization/40074
2565 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
2566 account in group size and step comparison.
2568 2009-05-11 Richard Guenther <rguenther@suse.de>
2570 * passes.c (init_optimization_passes): Strip now incorrect comment.
2571 (execute_function_todo): Do not set PROP_alias.
2572 * tree-pass.h (PROP_alias): Remove.
2573 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
2574 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
2575 * tree-nrv.c (pass_return_slot): Likewise.
2576 * tree-object-size.c (pass_object_sizes): Likewise.
2577 * tree-ssa-dom.c (pass_dominator): Likewise.
2578 (pass_phi_only_cprop): Likewise.
2579 * tree-ssa-dse.c (pass_dse): Likewise.
2580 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
2581 (pass_cselim): Likewise.
2582 * tree-ssa-pre.c (pass_pre): Likewise.
2583 (pass_fre): Likewise.
2584 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
2585 * tree-ssa-sink.c (pass_sink_code): Likewise.
2586 * tree-stdarg.c (pass_stdarg): Likewise.
2587 * tree-tailcall.c (pass_tail_calls): Likewise.
2588 * tree-vrp.c (pass_vrp): Likewise.
2590 2009-05-10 Ian Lance Taylor <iant@google.com>
2592 * basic-block.h (enum profile_status): Break out of struct
2594 * cgraph.h (struct inline_summary): Break out of struct
2596 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
2597 of struct cgraph_order_sort.
2598 * combine.c (enum undo_kind): New enum, broken out of struct undo.
2599 * cse.c (struct branch_path): Break out of struct
2600 cse_basic_block_data.
2601 * except.h (enum eh_region_type): Break out of struct eh_region.
2602 * gcc.c (enum add_del): Break out of struct modify_target.
2603 * genrecog.c (enum decision_type): Break out of struct decision_test.
2604 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
2606 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
2607 * regmove.c (enum match_use): New enum, broken out of struct match.
2608 * sched-int.h (enum post_call_group): New enum, broken out of
2610 (struct deps_reg): Break out of struct deps.
2611 * target.h (struct asm_int_op): Break out of struct gcc_target.
2612 * tree-eh.c (struct goto_queue_node): Break out of struct
2614 * tree-inline.h (enum copy_body_cge_which): Break out of
2616 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
2618 * c-decl.c (in_struct, struct_types): New static variables.
2619 (pushtag): Add loc parameter. Change all callers.
2620 (lookup_tag): Add ploc parameter. Change all callers.
2621 (check_compound_literal_type): New function.
2622 (parser_xref_tag): Add loc parameter. Change all callers. If
2623 -Wc++-compat, warn about struct/union/enum types defined within a
2625 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
2626 and loc parameters. Change all callers. Change error calls to
2627 error_at, using loc. For a redefinition, if the location of the
2628 original definition is known, report it. Set in_struct and
2629 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
2630 (finish_struct): Add new parameters enclosing_in_struct and
2631 enclosing_struct_types. Change all callers. Set
2632 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
2633 in the struct. If in a struct, add this struct to struct_types.
2634 (start_enum): Add loc parameter. Change all callers. Use
2635 error_at for errors, using loc. For a redefinition, if the
2636 location of the original definition is known, report it. If in a
2637 struct, add this enum type to struct_types. If -Wc++-compat warn
2638 if in sizeof, typeof, or alignof.
2639 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
2640 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
2641 (c_parser_enum_specifier): Get enum location for start_enum.
2642 (c_parser_struct_or_union_specifier): Get struct location for
2643 start_struct. Save in_struct and struct_types status between
2644 start_struct and finish_struct.
2645 (c_parser_cast_expression): Get location of cast.
2646 (c_parser_alignof_expression): Get location of type.
2647 (c_parser_postfix_expression): Likewise.
2648 (c_parser_postfix_expression_after_paren_type): Add type_loc
2649 parameter. Change all callers. Call check_compound_literal_type.
2650 Use type_loc for error about variable size type.
2651 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
2652 of an enum constant from an enum type defined in a struct or union.
2653 (c_cast_expr): Add loc parameter. Change all callers. If
2654 -Wc++-compat, warn about defining a type in a cast.
2655 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
2656 (start_enum, start_struct, finish_struct): Update declarations.
2657 (parser_xref_tag, c_cast_expr): Update declarations.
2658 (check_compound_literal_type): Declare.
2660 2009-05-11 Ben Elliston <bje@au.ibm.com>
2662 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
2663 for recent libcpp interface change.
2664 (rs6000_macro_to_expand): Likewise.
2666 2009-05-10 Michael Matz <matz@suse.de>
2669 * config/arm/arm.c (require_pic_register): Emit on entry edge,
2670 not at entry of function.
2672 2009-05-10 Richard Guenther <rguenther@suse.de>
2674 PR tree-optimization/40081
2676 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2677 using the main variant of the element type. Do not fiddle with
2678 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2680 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
2681 structs with volatile fields.
2683 2009-05-10 Jan Hubicka <jh@suse.cz>
2685 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
2686 (estimate_move_cost): Assert that it does not get called for
2688 (estimate_num_insns): Skip VOID types in argument handling.
2689 (optimize_inline_calls): Delete unreachable blocks and verify that
2692 2009-05-10 Jan Hubicka <jh@suse.cz>
2694 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
2695 * cgraph.c (cgraph_mark_address_taken_node): New function.
2696 (dump_cgraph_node): Dump new flag.
2697 * cgraph.h (struct cgraph_node): Add address_taken.
2698 (cgraph_mark_address_taken_node): New function.
2699 * ipa.c (cgraph_postorder): Prioritize functions with address taken
2700 since new direct calls can be born.
2702 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2704 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
2707 2009-05-10 Jan Hubicka <jh@suse.cz>
2710 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
2712 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
2713 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
2714 * tree-inline.c (copy_bb): Set frequency correctly.
2715 (fold_marked_statements): Update call to
2716 cgraph_update_edges_for_call_stmt.
2718 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2720 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
2721 identifiers in diagnostics.
2722 * config/arm/arm.c (arm_handle_fndecl_attribute,
2723 arm_handle_isr_attribute): Likewise.
2724 * config/avr/avr.c (avr_handle_progmem_attribute,
2725 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
2726 * config/bfin/bfin.c (handle_int_attribute,
2727 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
2728 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
2729 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
2731 * config/darwin.c (darwin_handle_kext_attribute,
2732 darwin_handle_weak_import_attribute): Likewise.
2733 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
2734 h8300_handle_eightbit_data_attribute,
2735 h8300_handle_tiny_data_attribute): Likewise.
2736 * config/i386/i386.c (ix86_handle_cconv_attribute,
2737 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
2738 * config/i386/winnt.c (ix86_handle_shared_attribute,
2739 ix86_handle_selectany_attribute): Likewise.
2740 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2741 * config/m32c/m32c.c (function_vector_handler): Likewise.
2742 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
2743 m68hc11_handle_fntype_attribute): Likewise.
2744 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2745 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2746 * config/mips/mips.c (mips_insert_attributes,
2747 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
2748 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
2749 rs6000_handle_struct_attribute): Likewise.
2750 * config/sh/sh.c (sh_insert_attributes,
2751 sh_handle_resbank_handler_attribute,
2752 sh_handle_interrupt_handler_attribute,
2753 sh2a_handle_function_vector_handler_attribute,
2754 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2756 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
2757 * config/spu/spu.c (spu_handle_fndecl_attribute,
2758 spu_handle_vector_attribute): Likewise.
2759 * config/stormy16/stormy16.c
2760 (xstormy16_handle_interrupt_attribute): Likewise.
2761 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
2762 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2764 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2766 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
2767 (pp_translate_identifiers): New.
2768 (pp_identifier): Only conditionally translate identifier to locale
2770 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
2771 (pp_base_tree_identifier): Only conditionally translate identifier
2772 to locale character set.
2773 * c-pretty-print.c (M_): Define.
2774 (pp_c_type_specifier, pp_c_primary_expression): Mark English
2775 fragments for conditional translation with M_.
2776 * tree-pretty-print.c (maybe_init_pretty_print): Disable
2777 identifier translation.
2779 2009-05-10 Richard Guenther <rguenther@suse.de>
2781 PR tree-optimization/40081
2782 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2783 using the main variant of the element type. Do not fiddle with
2784 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2786 2009-05-09 Jan Hubicka <jh@suse.cz>
2789 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
2790 indirect calls; verify cgraph afterwards.
2792 2009-05-09 Jan Hubicka <jh@suse.cz>
2795 * ipa.c (update_inlined_to_pointer): New function.
2796 (cgraph_remove_unreachable_nodes): Use it.
2798 2009-05-09 Jan Hubicka <jh@suse.cz>
2800 * tree-eh.c (struct leh_state): Remove prev_try.
2801 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
2803 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
2804 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
2805 remove_eh_handler_and_replace, foreach_reachable_handler,
2806 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
2807 * except.h (struct eh_region): Remove eh_region_u_cleanup.
2808 (gen_eh_region_cleanup): Update prototype.
2810 2009-05-09 Jan Hubicka <jh@suse.cz>
2813 * except.c (copy_eh_region): Always set prev_try.
2814 (redirect_eh_edge_to_label): Find outer try.
2815 (foreach_reachable_handler): When looking for prev try
2816 handle case where previous try is not going to be taken.
2818 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2820 PR tree-optimization/40049
2821 * tree-vect-stmts.c (vectorizable_operation): If the machine has
2822 only vector/vector shifts, convert the type of the constant to the
2823 appropriate type to avoid building incorrect trees, which
2824 eventually have problems with garbage collection.
2826 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2828 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
2829 -1 for complex floating-point types if honoring signed zeros.
2831 2009-05-08 Jan Hubicka <jh@suse.cz>
2833 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
2834 argument; handle correctly when profile is absent.
2835 (build_cgraph_edges): Update.
2836 (rebuild_cgraph_edges): Update.
2837 * cgraph.c: Do not include varray.h.
2838 (cgraph_set_call_stmt_including_clones): New function.
2839 (cgraph_create_edge_including_clones): Likewise
2840 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
2841 (cgraph_update_edges_for_call_stmt): Handle clones.
2842 (cgraph_remove_node): Handle clone tree.
2843 (cgraph_remove_node_and_inline_clones): New function.
2844 (dump_cgraph_node): Dump clone tree.
2845 (cgraph_clone_node): Handle clone tree.
2846 (clone_function_name): Bring here from tree-inline.c.
2847 (cgraph_create_virtual_clone): New function.
2848 * cgraph.h (ipa_replace_map): Move here from ipa.h.
2849 (cgraph_clone_info): New function.
2850 (strut cgraph_node): Add clone_info and new clone tree pointers.
2851 (cgraph_remove_node_and_inline_clones,
2852 cgraph_set_call_stmt_including_clones,
2853 cgraph_create_edge_including_clones,
2854 cgraph_create_virtual_clone): Declare.
2855 (cgraph_function_versioning): Use VEC argument.
2856 (compute_call_stmt_bb_frequency): Update prototype.
2857 (cgraph_materialize_all_clones): New function.
2858 * ipa-cp.c (ipcp_update_cloned_node): Remove.
2859 (ipcp_create_replace_map): Update to VECtors.
2860 (ipcp_update_callgraph): Use virtual clones.
2861 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
2862 (ipcp_update_profiling): Do not update local profiling.
2863 (ipcp_insert_stage): Use VECtors and virtual clones.
2864 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
2865 (clone_of_p): New function.
2866 (cgraph_preserve_function_body_p): Use clone tree.
2867 (cgraph_optimize): Materialize clones.
2868 (cgraph_function_versioning): Update for VECtors.
2869 (save_inline_function_body): Use clone tree.
2870 (cgraph_materialize_clone): New function.
2871 (cgraph_materialize_all_clones): Likewise.
2872 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
2873 * ipa.c: Include gimple.h.
2874 (cgraph_remove_unreachable_nodes): Use clone tree.
2875 * ipa-prop.c (ipa_note_param_call): Update call to
2876 compute_call_stmt_bb_frequencycall.
2877 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
2878 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
2879 (copy_bb): Handle updating of clone tree; add new edge when new call
2881 (expand_call_inline): Be strict about every call having edge.
2882 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
2883 (delete_unreachable_blocks_update_callgraph): New function.
2884 (tree_function_versioning): Use VECtors; always remove unreachable
2885 blocks and fold conditionals.
2886 * tree-inline.h: Do not include varray.h.
2887 (tree_function_versioning): Remove.
2888 * Makefile.in (GTFILES): Remove tree-inline.c
2889 * passes.c (do_per_function): Do only functions having body.
2890 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
2893 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
2894 Andrew Morrow <acm@google.com>
2897 * c-common.c (c_common_attribute_table): Permit deprecated
2898 attribute to take an optional argument.
2899 (handle_deprecated_attribute): If the optional argument to
2900 __attribute__((deprecated)) is not a string ignore the attribute
2903 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
2904 * c-typeck.c (build_component_ref): Likewise.
2905 (build_external_ref): Likewise.
2907 * toplev.c (warn_deprecated_use): Add an attribute argument.
2908 Emit the message associated with __attribute__((deprecated)).
2910 * toplev.h (warn_deprecated_use): Updated.
2912 * doc/extend.texi: Document new optional parameter to
2913 __attribute__((deprecated))
2915 2009-05-08 Michael Eager <eager@eagercon.com>
2917 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
2918 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
2920 2009-05-08 Richard Guenther <rguenther@suse.de>
2922 PR tree-optimization/40062
2923 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
2924 Avoid exponential behavior.
2926 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2928 PR rtl-optimization/33928
2930 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
2931 process_uses, build_single_def_use_links): New.
2932 (update_df): Update use_def_ref.
2933 (forward_propagate_into): Use get_def_for_use instead of use-def
2935 (fwprop_init): Call build_single_def_use_links and let it initialize
2937 (fwprop_done): Free use_def_ref.
2938 (fwprop_addr): Eliminate duplicate call to df_set_flags.
2939 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
2940 df_rd_simulate_one_insn): New.
2941 (df_rd_bb_local_compute_process_def): Update head comment.
2942 (df_chain_create_bb): Use the new RD simulation functions.
2943 * df.h (df_rd_simulate_artificial_defs_at_top,
2944 df_rd_simulate_one_insn): New.
2945 * opts.c (decode_options): Enable fwprop at -O1.
2946 * doc/invoke.texi (-fforward-propagate): Document this.
2948 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2951 * c-typeck.c (build_binary_op): Handle arithmetic between one real
2952 and one complex operand specially.
2953 * tree-complex.c (some_nonzerop): Do not identify a real value as
2954 zero if flag_signed_zeros.
2956 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2958 PR rtl-optimization/33928
2959 * loop-invariant.c (record_use): Fix && vs. || mishap.
2961 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2963 PR rtl-optimization/33928
2964 * loop-invariant.c (struct use): Add addr_use_p.
2965 (struct def): Add n_addr_uses.
2966 (struct invariant): Add cheap_address.
2967 (create_new_invariant): Set cheap_address.
2968 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
2969 (record_uses): Pass df_ref to record_use.
2970 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
2973 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2975 * config/sh/sh.c: Do not include c-pragma.h.
2977 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2979 * config/spu/spu.c: Remove include of c-common.h.
2981 2009-05-07 Janis Johnson <janis187@us.ibm.com>
2984 * c-common.h (mark_valid_location_for_stdc_pragma,
2985 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
2986 clear_float_const_decimal64, float_const_decimal64_p): New.
2987 * c.opt (Wunsuffixed-float-constants): New.
2988 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
2989 unsuffixed float constant, handle new warning.
2990 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
2991 * c-decl.c (c_scope): New flag float_const_decimal64.
2992 (set_float_const_decimal64, clear_float_const_decimal64,
2993 float_const_decimal64_p): New.
2994 (push_scope): Set new flag.
2995 * c-parser.c (c_parser_translation_unit): Mark when it's valid
2996 to use STDC pragmas.
2997 (c_parser_external_declaration): Ditto.
2998 (c_parser_compound_statement_nostart): Ditto.
2999 * c-pragma.c (valid_location_for_stdc_pragma,
3000 mark_valid_location_for_stdc_pragma,
3001 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
3002 handle_pragma_float_const_decimal64): New.
3003 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
3004 * cp/semantics.c (valid_location_for_stdc_pragma_p,
3005 set_float_const_decimal64, clear_float_const_decimal64,
3006 float_const_decimal64_p): New dummy functions.
3007 * doc/extend.texi (Decimal Float): Remove statement that the
3008 pragma, and suffix for double constants, are not supported.
3009 * doc/invoke.texi (Warning Options): List new option.
3010 (-Wunsuffixed-float-constants): New.
3012 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
3014 * config/i386/i386.c: Do not include c-common.h.
3016 2009-05-07 Mark Heffernan <meheff@google.com>
3018 * doc/invoke.texi (Debugging Options): Document change of debugging
3020 * opts.c (decode_options): Make dump_base_name relative to
3021 aux_base_name directory.
3023 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
3025 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
3026 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
3028 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
3030 * Makefile.in (install-plugin): Simplify a bit.
3032 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
3034 * Makefile.in (OBJS-common): Add regcprop.o.
3036 * timevar.def (TV_CPROP_REGISTERS): New.
3037 * regrename.c (regrename_optimize): Return 0.
3038 (rest_of_handle_regrename): Delete.
3039 (pass_rename_registers): Point to regrename_optimize.
3040 (struct value_data_entry, struct value_data,
3041 kill_value_one_regno, kill_value_regno, kill_value,
3042 set_value_regno, init_value_data, kill_clobbered_value,
3043 kill_set_value, kill_autoinc_value, copy_value,
3044 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
3045 replace_oldest_value_reg, replace_oldest_value_addr,
3046 replace_oldest_value_mem, copyprop_hardreg_forward_1,
3047 debug_value_data, validate_value_data): Move...
3048 * regcprop.c: ... here.
3049 (rest_of_handle_cprop): Delete.
3050 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
3052 2009-05-07 Jakub Jelinek <jakub@redhat.com>
3055 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
3056 GEN_INT for 1 << bitnum.
3057 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
3060 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
3062 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
3063 Remove wrong description of "nand" operation.
3065 2009-05-06 Richard Guenther <rguenther@suse.de>
3066 Adam Nemet <anemet@caviumnetworks.com>
3068 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
3069 comment. Add that if LHS is not a gimple register, then RHS1 has
3070 to be a single object (GIMPLE_SINGLE_RHS).
3072 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
3074 * expr.c (get_def_for_expr): Move it up in the file.
3075 (store_field): When expanding a bit-field store, look at the
3076 defining gimple stmt for the masking conversion.
3078 2009-05-06 Janis Johnson <janis187@us.ibm.com>
3081 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
3082 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
3083 32-bit memcpy into long.
3085 2009-05-06 Jakub Jelinek <jakub@redhat.com>
3087 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
3088 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
3090 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
3091 instead of appending DW_OP_deref*.
3093 2009-05-06 Michael Matz <matz@suse.de>
3096 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
3097 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
3099 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
3101 * Makefile.in (install-plugin): Fix srcdir handling.
3103 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
3105 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
3106 when processing for not_regs_needed bitmap.
3107 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
3108 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
3109 handling it for rhs.
3111 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3113 * config/i386/i386.md (unnamed inc/dec peephole): Use
3114 optimize_insn_for_size_p instead of optimize_size.
3115 * config/i386/predicates.md (incdec_operand): Likewise.
3116 (aligned_operand): Likewise.
3117 * config/i386/sse.md (divv8sf3): Likewise.
3118 (sqrtv8sf2): Likewise.
3120 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3122 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
3124 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
3126 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3128 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
3129 ssemodesuffixf2c with avxmodesuffixf2c.
3131 2009-05-06 Joseph Myers <joseph@codesourcery.com>
3134 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
3136 2009-05-05 Jakub Jelinek <jakub@redhat.com>
3138 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
3139 (struct tree_base): Adjust spacing for 8 bit boundaries.
3140 (struct tree_decl_common): Add decl_by_reference_flag bit.
3141 (DECL_BY_REFERENCE): Adjust.
3142 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
3143 print DECL_BY_REFERENCE bit.
3144 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
3145 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
3146 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
3147 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
3151 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
3152 range of the type, but default label is missing, add it with one
3153 of the existing labels instead of adding a new label for it.
3155 2009-05-05 Joseph Myers <joseph@codesourcery.com>
3159 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
3161 * Makefile.in (enable_plugin, plugin_includedir): New.
3162 (install): Depend on install-plugin.
3163 (PLUGIN_HEADERS): New.
3164 (install-plugin): New.
3165 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
3167 2009-05-05 Richard Guenther <rguenther@suse.de>
3169 PR tree-optimization/40022
3170 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
3172 (phivn_valid_p): Fix tuplification error, simplify.
3173 (phiprop_insert_phi): Add dumps.
3174 (propagate_with_phi): Simplify.
3176 2009-05-05 Richard Guenther <rguenther@suse.de>
3179 * builtins.c (gimplify_va_arg_expr): Properly build the address.
3181 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
3183 * tree.h (strip_float_extensions): Remove duplicate declaration.
3184 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
3185 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
3186 block_ultimate_origin): Rearrange the declarations line to match the
3187 comment that indicates the .c file which the functions are defined.
3188 (dwarf2out_*, set_decl_rtl): Add comment.
3189 (get_base_address): Adjust comment.
3190 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
3191 declarations line and add comment.
3192 (is_builtin_name): Add blank after function name, for clarity.
3194 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3196 * attribs.c (decl_attributes): Use %qE for identifiers in
3198 * cgraphunit.c (verify_cgraph_node): Translate function names to
3199 locale character set in diagnostics.
3200 * coverage.c (get_coverage_counts): Use %qE for identifiers in
3202 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
3203 Document that functions are named in UTF-8.
3204 * expr.c (expand_expr_real_1): Translate function names to locale
3205 character set in diagnostics.
3206 * gimplify.c (omp_notice_variable, omp_is_private,
3207 gimplify_scan_omp_clauses): Use %qE for identifiers in
3209 * langhooks.c (lhd_print_error_function): Translate function names
3210 to locale character set.
3211 * langhooks.h (decl_printable_name): Document that return value is
3212 in internal character set.
3213 * stmt.c: Include pretty-print.h
3214 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
3216 (resolve_operand_name_1): Translate named operand name to locale
3218 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
3220 * toplev.c (announce_function): Translate function names to locale
3222 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
3223 (default_tree_printer): Use pp_identifier or translate identifiers
3224 to locale character set. Mark "<anonymous>" for translation.
3225 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
3226 for identifiers in diagnostics.
3227 * tree.c (handle_dll_attribute): Use %qE for identifiers in
3229 * varasm.c (output_constructor): Use %qE for identifiers in
3232 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
3234 * configure.ac: use ` ` instead of $()
3235 * configure: Regenerate.
3237 2009-05-05 Ben Elliston <bje@au.ibm.com>
3239 * config/pa/linux-atomic.c: Eliminate conditional include of
3240 errno.h on non-LP64 systems to simplify build requirements.
3242 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3244 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
3246 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
3247 and pass value to identifier_to_locale.
3248 (warn_variable_length_array): Make name a tree.
3249 (grokdeclarator): Separate diagnostic texts for named and unnamed
3250 declarators. Use %qE for named declarators.
3251 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
3253 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
3254 identifiers in diagnostics.
3255 * c-typeck.c (push_member_name, start_init): Pass identifiers to
3256 identifier_to_locale. Mark "anonymous" strings for translation.
3258 2009-05-04 Michael Eager <eager@eagercon.com>
3260 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
3261 address for DImode/DFmode only if double-precision FP regs.
3263 2009-05-04 Michael Eager <eager@eagercon.com>
3265 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
3266 TARGET_SINGLE_FLOAT check.
3268 2009-05-04 Michael Eager <eager@eagercon.com>
3270 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
3272 2009-05-04 Michael Eager <eager@eagercon.com>
3274 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
3275 * config/rs6000/t-xilinx: New
3277 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
3279 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
3280 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
3281 * gcc/explow.c (memory_address): Use target hook.
3282 * gcc/targhooks.c (default_legitimize_address): New.
3283 * gcc/targhooks.h (default_legitimize_address): New.
3284 * gcc/target.h (legitimize_address): New.
3285 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
3286 (TARGET_INITIALIZER): Include it.
3287 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
3289 * config/bfin/bfin-protos.h (legitimize_address): Remove.
3290 * config/bfin/bfin.c (legitimize_address): Remove.
3291 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
3292 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
3294 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
3295 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
3297 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
3298 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
3299 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
3300 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
3301 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
3302 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
3303 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
3304 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
3305 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
3306 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
3307 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
3308 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
3309 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
3310 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
3311 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
3312 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
3313 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
3314 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
3315 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
3316 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
3317 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
3318 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
3319 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
3321 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
3322 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
3323 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
3324 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
3325 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
3326 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
3327 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
3328 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
3329 (thumb_legitimize_address): Delete.
3330 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
3331 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
3332 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
3333 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
3334 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
3335 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
3337 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
3340 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
3341 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
3342 * config/m32r/m32r.c (m32r_legitimize_address): New.
3343 * config/m68k/m68k.c (m68k_legitimize_address): New.
3344 * config/score/score.c (score_legitimize_address): Standardize.
3345 * config/score/score3.c (score3_legitimize_address): Standardize.
3346 * config/score/score3.h (score3_legitimize_address): Adjust.
3347 * config/score/score7.c (score7_legitimize_address): Standardize.
3348 * config/score/score7.h (score7_legitimize_address): Adjust.
3349 * config/sh/sh.c (sh_legitimize_address): New.
3350 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
3352 * gcc/config/s390/s390.c (legitimize_address): Rename to...
3353 (s390_legitimize_address): ... this.
3354 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
3355 (sparc_legitimize_address): ... this.
3356 * gcc/config/i386/i386.c (legitimize_address): Rename to...
3357 (ix86_legitimize_address): ... this.
3358 * gcc/config/avr/avr.c (legitimize_address): Rename to...
3359 (avr_legitimize_address): ... this.
3360 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
3361 (mn10300_legitimize_address): ... this.
3362 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
3363 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
3364 (alpha_expand_mov): Adjust call.
3366 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
3367 * config/spu/spu.c (spu_legitimize_address): Likewise.
3368 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
3369 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
3371 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3373 * intl.c (locale_encoding, locale_utf8): New.
3374 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
3375 * intl.h (locale_encoding, locale_utf8): Declare.
3376 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
3377 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
3379 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
3381 (pp_tree_identifier): Define to call pp_base_tree_identifier.
3382 (pp_base_tree_identifier): Declare as function.
3383 (identifier_to_locale): Declare.
3384 * Makefile.in (pretty-print.o): Update dependencies.
3385 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
3387 2009-05-04 Richard Guenther <rguenther@suse.de>
3390 * builtins.c (fold_builtin_memory_op): Do not decay to element
3391 type if the size matches the whole array.
3393 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3395 * expmed.c (synth_mult): When trying out a shift, pass the result
3398 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3400 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
3401 (shiftsub1_cost): New.
3402 (init_expmed): Compute shiftsub1_cost.
3403 (synth_mult): Optimize multiplications by constants of the form
3404 -(2^^m-1) for some constant positive integer m.
3406 2009-05-03 Richard Guenther <rguenther@suse.de>
3409 * c-typeck.c (array_to_pointer_conversion): Do not built
3410 ADDR_EXPRs of arrays of pointer-to-element type.
3411 * c-gimplify.c (c_gimplify_expr): Revert change fixing
3412 up wrong ADDR_EXPRs after-the-fact.
3413 * c-common.c (strict_aliasing_warning): Strip pointer
3414 conversions for obtaining the original type.
3415 * builtins.c (fold_builtin_memset): Handle array types.
3416 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
3419 2009-05-03 Richard Guenther <rguenther@suse.de>
3422 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
3423 Do not lose casts from array types with unknown extent to array
3424 types with known extent.
3425 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
3426 alias set compatibility.
3428 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
3430 * flags.h (extra_warnings): Delete.
3431 * toplev.c (process_options): Handle Wuninitialized here.
3432 * opts.c (extra_warnings): Delete.
3433 (set_Wextra): Delete.
3434 (common_handle_option): -Wextra can be handled automatically.
3435 * c-opts.c (c_common_handle_option): Delete obsolete code.
3436 (c_common_post_options): Simplify comment.
3437 * common.opt (W): Add Var.
3439 (Wuninitialized): Initialize to -1.
3441 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
3442 Richard Guenther <rguenther@suse.de>
3444 * expr.c (get_def_for_expr): New function.
3445 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
3446 SSA rather than trees.
3447 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
3448 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
3450 2009-05-03 Joseph Myers <joseph@codesourcery.com>
3452 * c-common.c (reswords): Add _Imaginary.
3453 * c-common.c (enum rid): Add RID_IMAGINARY.
3455 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
3457 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
3458 Patch by Richard Guenther.
3460 2009-05-03 Anatoly Sokolov <aesok@post.ru>
3462 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
3463 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3464 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
3465 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
3466 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
3467 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
3468 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
3469 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
3470 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
3471 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
3472 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
3473 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
3474 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
3475 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
3476 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
3477 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
3478 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
3479 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
3481 2009-05-02 Richard Guenther <rguenther@suse.de>
3483 PR tree-optimization/39940
3484 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
3487 2009-05-02 Richard Guenther <rguenther@suse.de>
3490 * tree-ssa.c (execute_update_addresses_taken): Properly check
3491 if we can mark a variable DECL_GIMPLE_REG_P.
3492 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
3493 back to the end of the function.
3494 (is_gimple_reg_type): Remove complex type special casing.
3495 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
3498 2009-05-02 Ben Elliston <bje@au.ibm.com>
3500 * doc/collect2.texi (Collect2): Document search path behaviour
3501 when configured with --with-ld.
3503 2009-05-02 Jan Hubicka <jh@suse.cz>
3505 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
3506 parameter; update callers.
3507 (coalesce_cost_edge): EH edges are costier because they needs
3508 splitting even if not critical and even more costier when there are
3509 multiple EH predecestors.
3511 2009-05-02 Jan Hubicka <jh@suse.cz>
3513 * except.c (remove_eh_handler_and_replace): Handle updating after
3514 removing TRY blocks.
3516 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
3518 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
3520 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
3522 * varasm.c: Do not include c-pragma.h.
3523 * attribs.c: Do not incude c-common.h.
3525 2009-05-01 Michael Matz <matz@suse.de>
3527 * calls.c (initialize_argument_information): Handle SSA names like
3528 decls with a non MEM_P DECL_RTL.
3530 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3532 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
3533 * ipa-utils.c: Likewise.
3534 * ipa-type-escape.c: Likewise.
3535 * cgraphunit.c Do not include c-common.h.
3536 * ipa-pure-const.c: Likewise.
3537 * tree-if-conv.c: Likewise.
3538 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
3539 * ipa-struct-reorg.c: Likewise.
3540 * tree-nomudflap.c: Likewise.
3541 * tree-ssa-structalias.c: Likewise.
3543 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3545 * store-motion.c: Many cleanups to make this pass a first-class
3546 citizen instead of an appendix to gcse load motion. Add TODO list
3547 to make this pass faster/cleaner/better.
3549 (struct ls_expr): Post gcse.c-split cleanups.
3550 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
3551 "stores" field to "avail_stores".
3552 (pre_ldst_mems): Rename to store_motion_mems.
3553 (pre_ldst_table): Rename to store_motion_mems_table.
3554 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
3555 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
3556 (ldst_entry): Rename to st_expr_entry, update users.
3557 (free_ldst_entry): Rename to free_st_expr_entry, update users.
3558 (free_ldst_mems): Rename to free_store_motion_mems, update users.
3559 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
3561 (first_ls_expr): Rename to first_st_expr, update users.
3562 (next_ls_expr): Rename to next_st_expr, update users.
3563 (print_ldst_list): Rename to print_store_motion_mems. Print names of
3564 fields properly for store motion instead of names inherited from load
3566 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
3567 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
3570 (ae_kill): Rename to st_kill, update users.
3571 (ae_gen): Rename to st_avloc, update users.
3572 (transp): Rename to st_transp, update users.
3573 (pre_insert_map): Rename to st_insert_map, update users.
3574 (pre_delete_map): Rename to st_delete_map, update users.
3575 (insert_store, build_store_vectors, free_store_memory,
3576 one_store_motion_pass): Update for abovementioned changes.
3578 (gcse_subst_count, gcse_create_count): Remove.
3579 (one_store_motion_pass): New statistics counters "n_stores_deleted"
3580 and "n_stores_created", local variables.
3582 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
3585 (regvec, compute_store_table_current_insn): Remove.
3586 (reg_set_info, reg_clear_last_set): Remove.
3587 (compute_store_table): Use DF caches instead of local dataflow
3590 2009-05-01 Joseph Myers <joseph@codesourcery.com>
3592 * c-objc-common.c (c_tree_printer): Print identifiers with
3593 pp_identifier, not pp_string. Mark "({anonymous})" for
3595 * c-pretty-print.c (pp_c_ws_string): New.
3596 (pp_c_cv_qualifier, pp_c_type_specifier,
3597 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
3598 pp_c_storage_class_specifier, pp_c_function_specifier,
3599 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
3600 pp_c_primary_expression, pp_c_postfix_expression,
3601 pp_c_unary_expression, pp_c_shift_expression,
3602 pp_c_relational_expression, pp_c_equality_expression,
3603 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
3604 use pp_string and pp_c_ws_string in place of pp_identifier and
3605 pp_c_identifier for non-identifiers. Mark English strings for
3607 * c-pretty-print.h (pp_c_ws_string): Declare.
3609 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
3610 Roland McGrath <roland@redhat.com>
3612 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
3613 (ENABLE_LD_BUILDID): New configuration option.
3614 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
3615 (LINK_BUILDID_SPEC): New macro.
3616 (init_spec): If defined, prepend it between LINK_EH_SPEC and
3618 * doc/install.texi: Document --enable-linker-build-id option.
3619 * configure: Rebuild.
3620 * config.in: Rebuild.
3622 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
3624 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
3625 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
3626 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
3627 MIPS_GP_SAVE_AREA_SIZE.
3628 * config/mips/mips.c (struct mips_frame_info): Update comment
3629 before arg_pointer_offset and hard_frame_pointer_offset.
3630 (mips_compute_frame_info): Update diagram before function: to
3631 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
3632 indicate the position of frame_pointer_rtx with -fstack-protector and
3633 to show args_size. Don't allocate cprestore area for leaf functions
3634 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
3636 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
3638 2009-04-30 Michael Matz <matz@suse.de>
3640 PR tree-optimization/39955
3641 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
3643 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
3645 * ira.c (setup_cover_and_important_classes): Use safe macro
3646 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
3648 * genpreds.c (write_tm_preds_h): Output suitable definition of
3649 REG_CLASS_FOR_CONSTRAINT.
3651 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3653 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
3655 * bitmap.c (bitmap_descriptor): Likewise.
3656 * ggc-common.c (loc_descriptor): Likewise.
3657 * varray.c (varray_descriptor): Likewise.
3658 * vec.c (vec_descriptor): Likewise.
3660 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
3662 * Makefile.in (dce.o): Add $(EXCEPT_H).
3663 * dce.c: Include except.h and delete redundant vector definitions.
3664 (deletable_insn_p): Return false for non-call insns that can throw
3667 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
3669 * gcse.c (ae_gen): Remove.
3670 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
3671 and make non-static function to make it available in store-motion.c.
3672 Update call sites with search-and-replace.
3673 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
3674 extract_mentioned_regs, extract_mentioned_regs_helper,
3675 find_moveable_store, compute_store_table, load_kills_store, find_loads,
3676 store_killed_in_insn, store_killed_after, store_killed_before,
3677 build_store_vectors, insert_insn_start_basic_block, insert-store,
3678 remove_reachable_equiv_notes, replace_store_insn, delete_store,
3679 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
3680 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
3681 * store-motion.c: ...new file. Also copy data structures from gcse.c
3682 and clean up to remove parts not used by store motion.
3683 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
3684 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
3686 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3689 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
3690 when optimizing for size.
3692 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
3694 * gcse.c (gcse_constant_p): Fix typo in last change.
3696 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3698 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
3700 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
3702 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
3704 2009-04-29 James E. Wilson <wilson@codesourcery.com>
3706 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
3707 CONST_HIGH_PART result.
3709 2009-04-29 Anatoly Sokolov <aesok@post.ru>
3711 * config/avr/avr.c (initial_elimination_offset): Rename to
3712 avr_initial_elimination_offset.
3713 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
3714 change return type to bool.
3715 (avr_can_eliminate): New function.
3716 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
3717 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
3718 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
3719 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
3720 avr_initial_elimination_offset.
3721 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
3722 (avr_initial_elimination_offset): Define.
3724 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
3725 Steven Bosscher <steven@gcc.gnu.org>
3727 PR rtl-optimization/39938
3728 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
3729 * cfgrtl.c: Include insn-attr.h.
3730 (rest_of_pass_free_cfg): New function.
3731 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
3732 * resource.c (init_resource_info): Remove call to df_analyze.
3734 2009-04-29 Richard Guenther <rguenther@suse.de>
3737 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
3738 allow conversion to signed integers.
3740 2009-04-29 Richard Guenther <rguenther@suse.de>
3742 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
3743 shifts of floating point vectors if the shift amount is
3744 a constant multiple of the element size.
3746 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
3747 Michael Matz <matz@suse.de>
3751 * tree-outof-ssa.c (emit_partition_copy): New function.
3752 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3753 insert_part_to_rtx_on_edge): Perform the partition base var
3754 copy using emit_partition_copy.
3755 (insert_value_copy_on_edge): Convert constants to the right mode.
3756 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
3757 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
3759 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3761 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
3762 scan backwards to try to find a constant to initialize it.
3764 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
3765 insn before the loop_end instruction, don't look past labels.
3767 2009-04-29 Richard Guenther <rguenther@suse.de>
3770 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3771 loose type conversions.
3772 (forward_propagate_addr_expr): Fix tuplification bug. Remove
3773 stmts only if there are no uses of its definition.
3775 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3777 * config/bfin/bfin.h (splitting_loops): Declare.
3778 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
3779 Reorder bit definitions to be ascending.
3780 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
3781 * config/bfin/bfin.c (splitting_loops): New variable.
3782 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
3783 (struct loop_info): Remove members INIT and LOOP_INIT.
3784 (bfin_optimize_loop): Don't set them. Reorder the code that generates
3785 the LSETUP sequence. Allow LC to be loaded from any register, but
3786 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
3787 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
3789 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
3790 of reload_completed.
3793 * config/bfin/bfin.md (movsi_insn): Refine constraints.
3795 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
3797 * Makefile.in (PLUGIN_VERSION_H): New.
3798 (OBJS-common): Remove plugin-version.o.
3799 (plugin.o): Depend on (PLUGIN_VERSION_H).
3800 (plugin-version.o): Remove.
3801 * configure: Regenerate
3802 * configure.ac: Create plugin-version.h.
3803 * gcc-plugin.h (plugin_gcc_version): Remove.
3804 (plugin_default_version_check): Change signature.
3805 * plugin-version.c: Remove.
3806 * plugin.c: Include plugin-version.h.
3807 (str_plugin_gcc_version_name): Remove.
3808 (try_init_one_plugin): Pass gcc version to plugin_init.
3809 (plugin_default_version_check): Both gcc and plugin versions are now
3812 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3814 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
3815 problematic last insns. Test for TYPE_CALL rather than CALL_P.
3816 Remove special case testing for last insn of inner loops. Don't fail
3817 if the loop ends with a jump, emit an extra nop instead.
3819 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
3820 DREGS rather than comparing directly. Remove code that tries to
3821 account for latencies.
3823 2009-04-29 Richard Guenther <rguenther@suse.de>
3825 PR tree-optimization/39941
3826 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
3827 eliminating an indirect call.
3829 2009-04-29 Richard Guenther <rguenther@suse.de>
3831 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
3832 parameter. Allow invariants as base if !require_lvalue.
3833 (verify_gimple_assign_single): Adjust.
3835 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3837 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
3838 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
3839 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
3840 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
3841 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
3843 * config/bfin/bfin.c (bfin_expand_builtin,
3844 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
3846 2009-04-28 Richard Guenther <rguenther@suse.de>
3848 * tree-vect-loop.c (get_initial_def_for_induction): Use
3849 correct types for pointer increment.
3851 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3853 * toplev.c (print_version): Update GMP version string calculation.
3855 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
3857 PR rtl-optimization/39938
3858 * resource.c (init_resource_info): Add call to df_analyze.
3860 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3862 * config/alpha/alpha.md (usegp): Cast the result of
3863 alpha_find_lo_sum_using_gp to enum attr_usegp.
3864 * config/alpha/alpha.c (override_options): Remove end-of-structure
3865 marker element from cpu_table. Use array size of cpu_table to handle
3866 -mcpu and -mtune options.
3867 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
3869 2009-04-28 Joseph Myers <joseph@codesourcery.com>
3871 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
3872 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
3873 tune_32 and tune_64.
3874 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3876 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
3877 * config/rs6000/option-defaults.h: ... here. New file.
3878 (OPT_64, OPT_32): Define.
3879 (MASK_64BIT): Define to 0 if not already defined.
3880 (OPT_ARCH64, OPT_ARCH32): Define.
3881 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
3884 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3886 * config/arm/arm.c (arm_override_options): Emit error on using
3889 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3891 PR rtl-optimization/39914
3892 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3893 registers for allocnos created from user-defined variables only
3894 when not optimizing.
3896 2009-04-28 Richard Guenther <rguenther@suse.de>
3899 * fold-const.c (fold_binary): Use distribute_real_division only
3902 2009-04-28 Steve Ellcey <sje@cup.hp.com>
3904 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
3905 add hpux-stdint.h to tm_file.
3906 (hppa[12]*-*-hpux11*): Ditto.
3907 (ia64*-*-hpux*): Ditto.
3908 * config/hpux-stdint.h: New.
3909 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
3910 __STDC_EXT__ for all compiles.
3911 * config/pa/pa-hpux.h: Ditto.
3912 * config/pa/pa-hpux10.h: Ditto.
3913 * config/pa/pa-hpux11.h: Ditto.
3915 2009-04-28 Catherine Moore <clm@codesourcery.com>
3917 * debug.h (set_name): Add comment.
3919 2009-04-28 Andrew Pinski <pinskia@gmail.com>
3922 * config/darwin.c (machopic_gen_offset): Check
3923 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
3924 * config/arm/arm.c (require_pic_register): Likewise.
3926 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
3928 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
3929 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
3930 m32c_promote_prototypes): Delete.
3932 2009-04-28 Michael Matz <matz@suse.de>
3935 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
3938 2009-04-28 Richard Guenther <rguenther@suse.de>
3940 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
3942 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3944 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
3945 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
3946 * config/arm/arm-tune.md: Regenerate.
3948 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
3950 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
3951 block if there are complex incoming edges.
3952 (sel_merge_blocks): Remove useless assert.
3953 (sel_redirect_edge_and_branch): Check that edge was redirected.
3954 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
3955 (sel_find_rgns): Delete declaration.
3956 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
3957 the region when it is not a preheader.
3959 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3962 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
3964 2009-04-28 Richard Guenther <rguenther@suse.de>
3966 * tree.h (SSA_NAME_VALUE): Remove.
3967 (struct tree_ssa_name): Remove value_handle member.
3968 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
3969 array for jump threading.
3970 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
3972 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
3973 * tree-flow.h (threadedge_initialize_values): Declare.
3974 (threadedge_finalize_values): Likewise.
3975 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
3976 (SSA_NAME_VALUE): Define.
3977 (threadedge_initialize_values): New function.
3978 (threadedge_finalize_values): Likewise.
3979 * tree-ssa-dom.c (ssa_name_values): New global variable.
3980 (SSA_NAME_VALUE): Define.
3981 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
3983 2009-04-28 Ira Rosen <irar@il.ibm.com>
3985 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
3986 Use REPORT_VECTORIZED_LOCATIONS instead
3987 REPORT_VECTORIZED_LOOPS.
3988 * tree-vectorizer.c (vect_verbosity_level): Make static.
3989 (vect_loop_location): Rename to vect_location.
3990 (vect_set_verbosity_level): Update comment.
3991 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
3993 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
3994 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
3995 instead REPORT_UNVECTORIZED_LOOPS.
3996 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
3997 and vect_loop_def to vect_external_def and vect_internal_def.
3998 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
3999 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
4000 REPORT_UNVECTORIZED_LOCATIONS.
4001 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
4002 and vect_used_in_loop and to vect_unused_in_scope and
4004 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
4005 (vect_verbosity_level): Remove declaration.
4006 (vect_analyze_operations): Likewise.
4007 (vect_analyze_stmt): Declare.
4008 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
4009 REPORT_UNVECTORIZED_LOCATIONS.
4010 (vect_get_loop_niters): Fix indentation.
4011 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
4012 (vect_analyze_loop_operations): New function.
4013 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
4014 vect_analyze_operations.
4015 (vect_is_simple_reduction): Use new names.
4016 (vectorizable_live_operation, vect_transform_loop): Likewise.
4017 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
4018 to specify whether the data references can be a part of interleaving
4020 (vect_analyze_data_ref_dependence): Use new names.
4021 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
4022 (vect_create_addr_base_for_vector_ref): Remove redundant code.
4023 * tree-vect-patterns.c (widened_name_p): Use new names.
4024 (vect_recog_dot_prod_pattern): Likewise.
4025 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
4026 (process_use, vect_mark_stmts_to_be_vectorized,
4027 vect_model_simple_cost, vect_model_store_cost,
4028 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
4029 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4030 vectorizable_operation, vectorizable_type_demotion,
4031 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
4032 vectorizable_condition): Likewise.
4033 (vect_analyze_operations): Split into vect_analyze_loop_operations
4035 (vect_analyze_stmt): ... new function.
4036 (new_stmt_vec_info): Use new names.
4037 (vect_is_simple_use): Use new names and fix comment.
4038 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
4039 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
4041 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4044 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
4045 and integer modes for x87 operands. Do not ICE for unsupported size,
4046 generate error instead. Generate error for unsupported operand types.
4047 ['z']: Do not handle HImode memory operands specially. Warning
4048 for floating-point operands. Fallthru to 'Z' for unsupported operand
4049 types. Do not ICE for unsupported size, generate error instead.
4050 (output_387_binary_op): Use %Z to output operands.
4051 (output_fp_compare): Ditto.
4052 (output_387_reg_move): Ditto.
4054 2009-04-28 Ben Elliston <bje@au.ibm.com>
4059 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4061 * builtins.c (c_strlen): Do not warn here.
4062 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4063 * c-common.c (pointer_int_sum): Take an explicit location.
4064 Warn about offsets out of bounds.
4065 * c-common.h (pointer_int_sum): Adjust declaration.
4067 2009-04-27 Ian Lance Taylor <iant@google.com>
4069 * collect2.c (is_ctor_dtor): Change type of ret field in struct
4071 * dce.c (run_fast_df_dce): Change type of old_flags to int.
4072 * df-core.c (df_set_flags): Change return type to int. Change
4073 type of old_flags to int.
4074 (df_clear_flags): Likewise.
4075 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
4076 (df_get_conditional_uses): Likewise.
4077 * df.h (df_set_flags, df_clear_flags): Update declarations.
4078 * dwarf2out.c (struct indirect_string_node): Change type of form
4079 field to enum dwarf_form.
4080 (AT_string_form): Change return type to enum dwarf_form.
4081 * fixed-value.c (fixed_compare): Add cast to enum type.
4082 * fwprop.c (update_df): Change 0 to VOIDmode.
4083 * gensupport.c: Change 0 to UNKNOWN.
4084 * gimple.h (gimple_cond_code): Add cast to enum type.
4085 * haifa-sched.c (reemit_notes): Add cast to enum type.
4086 * hooks.c (hook_int_void_no_regs): Remove function.
4087 * hooks.h (hook_int_void_no_regs): Remove declaration.
4088 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
4089 * predict.c (combine_predictions_for_insn): Add casts to enum type.
4090 * real.c (real_arithmetic): Add cast to enum type.
4091 (real_compare): Likewise.
4092 * target.h (struct gcc_target): Change return type of
4093 branch_target_register_class to enum reg_class.
4094 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
4095 default_branch_target_register_class.
4096 * targhooks.c (default_branch_target_register_class): New function.
4097 * targhooks.h (default_branch_target_register_class): Declare.
4098 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
4099 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
4101 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
4103 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
4104 vect_uninitialized_def. Change 0 to ERROR_MARK.
4105 * tree-vect-stmts.c (supportable_widening_operation): Don't
4106 initialize icode1 and icode2.
4107 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
4108 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
4110 (cmn_err_flag_specs): Change 0 to STD_C89.
4111 (cmn_err_char_table): Likewise.
4112 * config/arm/arm.c (get_arm_condition_code): Change type of code
4113 to enum arm_cond_code.
4114 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
4115 (IWMMXT_BUILTIN2): Likewise.
4116 (neon_builtin_type_bits): Don't define typedef.
4117 (neon_builtin_datum): Change type of bits field to int.
4118 (arm_expand_neon_args): Add cast to enum type.
4119 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
4121 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
4123 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
4125 * config/mips/mips.md (jal_macro): Return enum constant.
4126 (single_insn): Likewise.
4127 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
4129 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4131 * config/s390/s390.c (s390_tune_flags): Change type to int.
4132 (s390_arch_flags): Likewise.
4133 (s390_handle_arch_option): Change flags field of struct pta to int.
4134 * config/s390/s390.h (s390_tune_flags): Update declaration.
4135 (s390_arch_flags): Likewise.
4136 * config/sh/sh.c (prepare_move_operands): Compare
4137 tls_symbolic_operand result with enum constant.
4138 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
4139 (sh_expand_prologue): Add cast to enum type.
4140 (sh_expand_epilogue): Likewise.
4141 (tls_symbolic_operand): Change return type to enum tls_model.
4142 (fpscr_set_from_mem): Add cast to enum type.
4143 (legitimize_pic_address): Compare tls_symbolic_operand result with
4145 (sh_target_reg_class): Change return type to enum reg_class.
4146 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
4148 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
4149 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
4150 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
4151 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
4152 (delayed_branch, tls_call_delay): Likewise.
4153 (eligible_for_sibcall_delay): Likewise.
4154 (eligible_for_return_delay): Likewise.
4155 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
4156 (spu_expand_builtin_1): Likewise.
4158 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
4159 for all types of conversions.
4160 (output_init_element): Issue -Wc++-compat warning if needed when
4161 initializing a bitfield with enum type.
4162 * c-parser.c (c_parser_expression): Set original_type to
4163 original_type of right hand operand of comman operator.
4165 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4167 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
4169 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
4170 * doc/cpp.texi (Standard Predefined Macros)
4171 (Implementation-defined behavior): Likewise.
4172 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
4173 * doc/gimple.texi (GIMPLE Exception Handling)
4174 (@code{GIMPLE_ASSIGN}): Likewise.
4175 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
4176 * doc/invoke.texi (Warning Options, Optimize Options)
4177 (AVR Options, Darwin Options): Likewise.
4178 (Optimize Options): Reformulate -fwhole-program description.
4179 * doc/loop.texi (Lambda): Likewise.
4180 * doc/md.texi (Output Template, Define Constraints)
4181 (Standard Names, Insn Splitting): Likewise.
4182 * doc/options.texi (Option properties): Likewise.
4183 * doc/passes.texi (Tree-SSA passes): Likewise.
4184 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
4185 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
4186 (File Names and DBX): Likewise.
4187 * doc/trouble.texi (Incompatibilities): Likewise.
4189 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4191 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
4192 instruction is correct.
4194 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4196 Allow non-constant arguments to conversion intrinsics.
4197 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
4198 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
4199 * spu.c (print_operand): Handle 'v' and 'w'.
4200 (exp2_immediate_p, spu_gen_exp2): Define.
4201 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
4202 spu_convtf_1): Update parameter descriptions.
4203 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
4204 * constraints.md ('v', 'w'): New.
4205 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
4207 (i2f, I2F): New define_mode_attr.
4208 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
4209 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
4210 fixuns_truncv4sfv4si2): Update to use mode attribute.
4211 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
4212 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
4213 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
4214 patterns for combine.
4216 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
4218 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
4219 (cprop, hoist, pre, store_motion): New debug counters.
4220 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
4221 is not an RTL pass anymore.
4222 (pass_profiling): Remove extern decl for pass removed in 2005.
4223 (pass_gcse, pass_jump_bypass): Remove.
4224 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
4225 to 0 for clean state.
4226 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
4227 * cse.c (gate_handle_cse_after_global_opts,
4228 rest_of_handle_cse_after_global_opts): New functions.
4229 (pass_cse_after_global_opts): New pass, does local CSE.
4230 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
4231 (TV_CPROP): New timevar.
4232 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
4233 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
4234 (gcse_main, recompute_all_luids): Remove.
4235 (compute_hash_table_work): Call max_reg_num instead of reading
4237 (cprop_jump): Don't set run_jump_opt_after_gcse.
4238 (constprop_register): Always allow to alter jumps.
4239 (cprop_insn): Likewise.
4240 (do_local_cprop): Likewise.
4241 (local_cprop_pass): Likewise. Return non-zero if something changed.
4242 (cprop): Remove function, fold interesting bits into one_cprop_pass.
4243 (find_implicit_sets): Add note about missed optimization opportunity.
4244 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
4245 pass_rtl_cprop execute function.
4246 Don't bother tracking the pass number, each pass gets its own dumpfile
4248 Always allow to alter jumpsand bypass jumps.
4249 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
4250 will just find no suitable set.
4251 (pre_edge_insert): Fix dumping, this function is for PRE only.
4252 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
4253 pass_rtl_pre execute function.
4254 (hoist_code): Return non-zero if something changed. Keep track of
4255 substitutions and insertions for statistics gathering similar to PRE.
4256 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
4257 called from the pass_rtl_hoist execute function. Show pass statistics.
4258 (compute_store_table): Use max_reg_num directly instead of using the
4259 formerly global max_gcse_regno.
4260 (build_store_vectors): Likewise.
4261 (replace_store_insn): Fix dumping.
4262 (store_motion): Rename to ...
4263 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
4264 pass, called from the pass_rtl_store_motion execute function. Keep
4265 track of substitutions and insertions for statistics gathering similar
4267 (bypass_jumps): Remove, fold interesting bits into ...
4268 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
4269 from the pass_rtl_cprop execute function.
4270 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4271 pass_jump_bypass): Remove.
4272 (gate_handle_gcse, rest_of_handle_gcse): Remove.
4273 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
4274 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
4275 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
4276 (gate_rtl_store_motion, execute_rtl_store_motion,
4277 pass_rtl_store_motion): New.
4278 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
4279 make it clear that -fcse-skip-blocks is a no-op for backward compat.
4280 * passes.c (init_optimization_passes): Remove pass_gcse and
4281 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
4282 and cse_after_global_opts in place of pass_gcse. Schedule cprop
4283 instead of pass_jump_bypass.
4285 2009-04-27 Richard Guenther <rguenther@suse.de>
4288 * gimplify.c (gimplify_expr): If we are required to create
4289 a temporary make sure it ends up as register.
4291 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
4294 * config/i386/i386.c (construct_container): Don't call
4295 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
4296 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
4298 2009-04-27 Michael Matz <matz@suse.de>
4300 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
4301 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
4302 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
4303 (dump_replaceable_exprs): Take a bitmap.
4304 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
4306 (expand_gimple_basic_block): Likewise.
4307 * tree-ssa-ter.c (struct temp_expr_table_d): Make
4308 replaceable_expressions member a bitmap.
4309 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
4310 (mark_replaceable): Likewise.
4311 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
4312 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
4314 2009-04-27 Richard Guenther <rguenther@suse.de>
4316 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
4317 (verify_stmts): Dispatch to gimple/type verification code.
4318 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
4319 issue with call argument types.
4321 2009-04-27 Michael Matz <matz@suse.de>
4323 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
4324 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
4327 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
4328 Eric Botcazou <ebotcazou@adacore.com>
4330 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
4331 a label's basic block.
4332 (mark_target_live_regs): Tidy and rework obsolete comments.
4333 Change back DF problem to LIVE. If a label starts a basic block,
4334 assume that all registers that used to be live then still are.
4335 (init_resource_info): If a label starts a basic block, set its
4336 BLOCK_FOR_INSN accordingly.
4337 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
4339 2009-04-27 Richard Guenther <rguenther@suse.de>
4341 * tree-flow-inline.h (function_ann): Remove.
4342 (get_function_ann): Likewise.
4343 * tree-dfa.c (create_function_ann): Remove.
4344 * tree-flow.h (struct static_var_ann_d): Remove.
4345 (struct function_ann_d): Likewise.
4346 (union tree_ann_d): Remove fdecl member.
4347 (function_ann_t): Remove.
4348 (function_ann, get_function_ann, create_function_ann): Remove
4351 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
4353 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
4355 2009-04-27 Jan Hubicka <jh@suse.cz>
4357 * ipa-pure-const.c (struct funct_state_d): New fields
4358 state_previously_known, looping_previously_known; remove
4359 state_set_in_source.
4360 (analyze_function): Use new fields.
4361 (propagate): Avoid assumption that state_set_in_source imply
4364 * tree-ssa-loop-niter.c (finite_loop_p): New function.
4365 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
4366 * cfgloop.h (finite_loop_p): Declare.
4368 2009-04-26 Michael Matz <matz@suse.de>
4370 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
4372 2009-04-26 Michael Matz <matz@suse.de>
4374 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
4375 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
4376 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
4377 pass_mark_used_blocks): Remove.
4378 * tree-optimize.c (pass_free_datastructures,
4379 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
4380 * passes.c (init_optimization_passes): Don't call
4381 pass_mark_used_blocks, remove dead code.
4383 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
4385 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
4386 * tree-ssa-live.h (register_ssa_partition): Likewise.
4388 2009-04-26 Michael Matz <matz@suse.de>
4391 * builtins.c (fold_builtin_next_arg): Handle SSA names.
4392 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
4393 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
4395 (compare_pairs): Swap cost comparison.
4396 (coalesce_ssa_name): Don't use change_partition_var.
4397 * tree-nrv.c (struct nrv_data): Add modified member.
4398 (finalize_nrv_r): Set it.
4399 (tree_nrv): Use it to update statements.
4400 (pass_nrv): Require PROP_ssa.
4401 * tree-mudflap.c (mf_decl_cache_locals,
4402 mf_build_check_statement_for): Use make_rename_temp.
4403 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
4404 * alias.c (find_base_decl): Handle SSA names.
4405 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
4406 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
4407 * rtl.h (set_reg_attrs_for_parm): Declare.
4408 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
4409 to "optimized", remove unused locals at finish.
4410 (execute_free_datastructures): Make global, call
4411 delete_tree_cfg_annotations.
4412 (execute_free_cfg_annotations): Don't call
4413 delete_tree_cfg_annotations.
4415 * ssaexpand.h: New file.
4416 * expr.c (toplevel): Include ssaexpand.h.
4417 (expand_assignment): Handle SSA names the same as register variables.
4418 (expand_expr_real_1): Expand SSA names.
4419 * cfgexpand.c (toplevel): Include ssaexpand.h.
4420 (SA): New global variable.
4421 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
4422 (SSAVAR): New macro.
4423 (set_rtl): New helper function.
4424 (add_stack_var): Deal with SSA names, use set_rtl.
4425 (expand_one_stack_var_at): Likewise.
4426 (expand_one_stack_var): Deal with SSA names.
4427 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
4428 before unique numbers.
4429 (expand_stack_vars): Use set_rtl.
4430 (expand_one_var): Accept SSA names, add asserts for them, feed them
4431 to above subroutines.
4432 (expand_used_vars): Expand all partitions (without default defs),
4433 then only the local decls (ignoring those expanded already).
4434 (expand_gimple_cond): Remove edges when jumpif() expands an
4436 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
4437 or remove abnormal edges. Ignore insns setting the LHS of a TERed
4439 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
4440 members of SA; deal with PARM_DECL partitions here; expand
4441 all PHI nodes, free tree datastructures and SA. Commit instructions
4442 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
4443 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
4444 info and statements at start, collect garbage at finish.
4445 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
4446 (VAR_ANN_PARTITION) Remove.
4447 (change_partition_var): Don't declare.
4448 (partition_to_var): Always return SSA names.
4449 (var_to_partition): Only accept SSA names.
4450 (register_ssa_partition): Only check argument.
4451 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
4453 (delete_var_map): Don't free it.
4454 (var_union): Only accept SSA names, simplify.
4455 (partition_view_init): Mark only useful SSA names as used.
4456 (partition_view_fini): Only deal with SSA names.
4457 (change_partition_var): Remove.
4458 (dump_var_map): Use ssa_name instead of partition_to_var member.
4459 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
4461 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
4462 (struct _elim_graph): New member const_dests; nodes member vector of
4464 (set_location_for_edge): New static helper.
4465 (create_temp): Remove.
4466 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
4467 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
4468 (new_elim_graph): Allocate const_dests member.
4469 (clean_elim_graph): Truncate const_dests member.
4470 (delete_elim_graph): Free const_dests member.
4471 (elim_graph_size): Adapt to new type of nodes member.
4472 (elim_graph_add_node): Likewise.
4473 (eliminate_name): Likewise.
4474 (eliminate_build): Don't take basic block argument, deal only with
4475 partition numbers, not variables.
4476 (get_temp_reg): New static helper.
4477 (elim_create): Use it, deal with RTL temporaries instead of trees.
4478 (eliminate_phi): Adjust all calls to new signature.
4479 (assign_vars, replace_use_variable, replace_def_variable): Remove.
4480 (rewrite_trees): Only do checking.
4481 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
4482 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
4483 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
4484 contains_tree_r, MAX_STMTS_IN_LATCH,
4485 process_single_block_loop_latch, analyze_edges_for_bb,
4486 perform_edge_inserts): Remove.
4487 (expand_phi_nodes): New global function.
4488 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
4489 functions, initialize new parameter, remember partitions having a
4491 (finish_out_of_ssa): New global function.
4492 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
4493 don't reset in_ssa_p here, don't disable TER when mudflap.
4494 (pass_del_ssa): Remove.
4495 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
4497 (execute_free_datastructures): Declare.
4498 * Makefile.in (SSAEXPAND_H): New variable.
4499 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
4500 * basic-block.h (commit_one_edge_insertion): Declare.
4501 * passes.c (init_optimization_passes): Move pass_nrv and
4502 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
4503 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
4504 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
4505 (redirect_branch_edge): Deal with super block when expanding, split
4506 out jump patching itself into ...
4507 (patch_jump_insn): ... here, new static helper.
4509 2009-04-26 Michael Matz <matz@suse.de>
4511 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
4512 beyond num_ssa_names.
4513 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
4514 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
4516 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4519 * fwprop.c (forward_propagate_asm): New function.
4520 (forward_propagate_and_simplify): Propagate also into __asm, if it
4521 doesn't increase the number of referenced registers.
4524 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
4526 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4528 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
4529 note_nonlocal_vla_type for nonlocal VLAs.
4530 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
4531 contains_remapped_vars, remap_vla_decls): New functions.
4532 (convert_nonlocal_reference_stmt): If not optimizing, call
4533 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
4534 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
4535 if it wasn't found in var_map.
4536 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
4537 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
4538 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
4540 * gimplify.c (nonlocal_vlas): New variable.
4541 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
4543 (gimplify_body): Create and destroy nonlocal_vlas.
4545 * dwarf2out.c (loc_descr_plus_const): New function.
4546 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
4547 mem_loc_descriptor, loc_descriptor_from_tree_1,
4548 descr_info_loc, gen_variable_die): Use it.
4550 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
4551 !TREE_STATIC VAR_DECLs.
4552 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
4553 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
4554 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
4555 DECL_BY_REFERENCE is valid.
4556 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
4557 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
4558 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
4559 Copy DECL_BY_REFERENCE.
4560 (struct nesting_copy_body_data): New type.
4561 (nesting_copy_decl): New function.
4562 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
4563 if they have variable length.
4565 2009-04-26 Michael Matz <matz@suse.de>
4567 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
4568 mark new temporaries for renaming.
4570 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4573 * c-decl.c (global_bindings_p): Return negative value.
4574 (c_variable_size): New. Based on variable_size from
4576 (grokdeclarator): Call c_variable_size not variable_size.
4578 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
4580 * config/i386/i386.c (print_operand) ['z']: Fix typo.
4582 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
4584 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
4585 Redefine it to just use mingw/include.
4586 (ASM_SPEC): Rules for -m32 and -m64.
4587 (LINK_SPEC): Use Likewise.
4588 (SPEC_32): New define.
4589 (SPEC_64): Likewise.
4590 (SUB_LINK_SPEC): Likewise.
4591 (MULTILIB_DEFAULTS): New define.
4592 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
4593 Add multilib options.
4594 (MULTILIB_DIRNAMES): Likewise.
4595 (MULTILIB_OSDIRNAMES): Likewise.
4597 (INSTALL_LIBGCC): Likewise.
4599 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4602 * c-tree.h (enum c_inline_static_type): New.
4603 (record_inline_static): Declare.
4604 * c-decl.c (struct c_inline_static, c_inline_statics,
4605 record_inline_static, check_inline_statics): New.
4606 (pop_file_scope): Call check_inline_statics.
4607 (start_decl): Call record_inline_static instead of pedwarning
4608 directly for static in inline function.
4609 * c-typeck.c (build_external_ref): Call record_inline_static
4610 instead of pedwarning directly for static referenced in inline
4613 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
4615 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
4616 not new but only being rescanned.
4617 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
4618 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
4619 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
4620 record_set_info, compute_set, grealloc): Remove.
4621 (recompute_all_luids): New function.
4622 (gcse_main): Don't compute sets, and don't do related memory
4623 allocations/free-ing. If something changed before the end of the
4624 pass, update LUIDs using recompute_all_luids.
4625 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
4626 (free_gcse_mem): Don't free it either.
4627 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
4628 Use the df insn LUIDs.
4629 (load_killed_in_block): Likewise.
4630 (compute_hash_table_work): Don't compute reg_set_in_block.
4631 (compute_transp): Use DF_REG_DEF_CHAINs.
4632 (local_cprop_pass): Don't use compute_sets and related functions.
4633 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
4634 Use get_max_uid() instead of max_cuid.
4635 (insert_insn_end_basic_block, pre_insert_copy_insn,
4636 update_ld_motion_stores): Don't try to
4637 keep reg_set tables up to date.
4638 (pre_insert_copies): Use df insn LUIDs.
4639 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
4640 (reg_set_info): Don't use extra bitmap argument.
4641 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
4642 information to compute regs_set_in_block.
4643 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
4644 (bypass_jumps): Don't use compute_sets and friends.
4646 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4649 * opts.c (undocumented_msg): Do not leave blank even with
4652 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4654 * c-decl.c (build_enumerator): Allow values folding to integer
4655 constants but not integer constant expressions with a pedwarn if
4658 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4661 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
4662 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
4663 type is an integer constant.
4665 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4668 * config/i386/i386.c (print_operand) ['z']: Revert handling of
4671 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4674 * c-decl.c (grokdeclarator): Diagnose declarations of functions
4675 with variably modified return type and no storage class
4676 specifiers, except for the case of nested functions. Distinguish
4677 extern declarations of functions with variably modified return
4678 types from those of objects with variably modified types.
4680 2009-04-25 Jan Hubicka <jh@suse.cz>
4682 * tree.c (list_equal_p): New function.
4683 * tree.h (list_equal_p): Declare.
4684 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4685 basic_block_def, basic_block, const_basic_block): New.
4686 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
4687 (redirect_eh_edge): New function.
4688 (make_eh_edge_update_phi): EH edges are not abnormal.
4689 * except.c: Include tree-flow.h.
4690 (list_match): New function.
4691 (eh_region_replaceable_by_p): New function.
4692 (replace_region): New function.
4693 (hash_type_list): New function.
4694 (hash_eh_region): New function.
4695 (eh_regions_equal_p): New function.
4696 (merge_peers): New function.
4697 (remove_unreachable_regions): Verify EH tree when checking;
4699 (copy_eh_region_1): New function.
4700 (copy_eh_region): New function.
4701 (push_reachable_handler): New function.
4702 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
4703 regions without label but with live RESX.
4704 * except.h (redirect_eh_edge_to_label): New.
4705 * tree-flow.h (redirect_eh_edge): New.
4706 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4707 basic_block_def, basic_block, const_basic_block): Remove.
4708 * Makefile.in (except.o): Add dependency on tree-flow.h
4709 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
4710 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
4713 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
4716 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
4717 on the destination of memcpy.
4719 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
4721 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
4722 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
4723 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
4725 2009-04-25 Jan Hubicka <jh@suse.cz>
4727 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
4728 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
4729 to be reached by different label than left.
4730 (update_eh_edges): Update comment; remove edge_to_remove if possible
4731 and return true if suceeded.
4732 (cleanup_empty_eh): Accept sharing map; handle shared regions.
4733 (cleanup_eh): Compute sharing map.
4734 * except.c (remove_eh_handler_and_replace): Add argument if we should
4736 (remove_unreachable_regions): Update for label sharing.
4737 (label_to_region_map): Likewise.
4738 (get_next_region_sharing_label): New function.
4739 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
4741 (remove_eh_handler): Update.
4742 (remove_eh_region_and_replace_by_outer_of): New function.
4743 * except.h (struct eh_region): Add next_region_sharing_label.
4744 (remove_eh_region_and_replace_by_outer_of,
4745 get_next_region_sharing_label): Declare.
4746 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
4748 2009-04-25 Jan Hubicka <jh@suse.cz>
4750 * tree-cfg.c (split_critical_edges): Split also edges where we can't
4751 insert code even if they are not critical.
4753 2009-04-25 Jan Hubicka <jh@suse.cz>
4755 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4756 (gimple_can_remove_branch_p): EH edges won't remove branch by
4758 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
4759 updating of non-abnormal EH edges.
4760 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4761 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
4762 (split_critical_edges): Split also edges where emitting code on them
4763 will lead to splitting later.
4765 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4766 H.J. Lu <hongjiu.lu@intel.com>
4769 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
4770 the configured assembler supports fildq and fistpq mnemonics.
4771 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
4772 * configure: Regenerated.
4775 * config/i386/i386.c (print_operand): Handle 'Z'.
4776 ['z']: Remove handling of special fild/fist suffixes.
4777 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
4778 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
4779 suffix of fild insn.
4780 (*floatsi<mode>2_vector_mixed): Ditto.
4781 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
4782 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
4783 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4784 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
4785 * config/i386/gas.h (GAS_MNEMONICS): Remove.
4787 2009-04-25 Ben Elliston <bje@au.ibm.com>
4789 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
4790 the source of a set operation.
4792 2009-04-25 Anatoly Sokolov <aesok@post.ru>
4794 * target.h (struct gcc_target): Add case_values_threshold field.
4795 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
4796 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
4797 * targhooks.c (default_case_values_threshold): New function.
4798 * targhooks.h (default_case_values_threshold): Declare function.
4799 * stmt.c (expand_case): Use case_values_threshold target hook.
4800 * expr.h (case_values_threshold): Remove declartation.
4801 * expr.c (case_values_threshold): Remove function.
4802 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
4804 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
4805 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4806 (avr_case_values_threshold): Declare as static.
4807 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
4809 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
4810 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4811 (mn10300_case_values_threshold): New function.
4813 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4815 * ira.c (setup_cover_and_important_classes): Add enum cast.
4817 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
4819 * genpreds.c (write_enum_constraint_num): Output definition of
4820 CONSTRAINT_NUM_DEFINED_P macro.
4821 * ira.c (setup_cover_and_important_classes): Use
4822 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
4824 2009-04-24 DJ Delorie <dj@redhat.com>
4826 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
4827 __SH2A_SINGLE_ONLY__ also.
4829 2009-04-24 Steve Ellcey <sje@cup.hp.com>
4831 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
4832 (movdf_internal): Ditto.
4833 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
4834 SFmode and DFmode constants.
4835 (ia64_print_operand): Add 'G' format for printing
4836 floating point constants.
4838 2009-04-24 Richard Guenther <rguenther@suse.de>
4840 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
4841 from unsigned additions.
4843 2009-04-24 Joseph Myers <joseph@codesourcery.com>
4845 * c-typeck.c (set_init_index): Allow array designators that are
4846 not integer constant expressions with a pedwarn if pedantic.
4848 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4850 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
4851 zero if no overlap in nonzero bits between the operands.
4853 2009-04-24 Ian Lance Taylor <iant@google.com>
4855 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
4856 (record_dead_and_set_regs): Likewise.
4857 * df.h (struct df_mw_hardreg): Change flags field to int.
4858 (struct df_base_ref): Likewise.
4859 (struct df): Change changeable_flags field to int.
4860 * df-scan.c (df_defs_record): Change clobber_flags to int.
4861 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
4862 constants rather than #define macros.
4863 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
4864 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
4865 (enum dwarf_calling_convention): Likewise.
4866 (enum dwarf_line_number_x_ops): Likewise.
4867 (enum dwarf_call_frame_info): Likewise.
4868 (enum dwarf_source_language): Likewise.
4869 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
4870 (add_calling_convention_attribute): Likewise.
4871 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
4872 (combine_comparisons): Change compcode to int. Add cast to enum type.
4873 * genrecog.c (maybe_both_true_2): Change c to int.
4874 (write_switch): Likewise. Add cast to enum type.
4875 * gimplify.c (gimplify_omp_for): Handle return values from
4876 gimplify_expr using MIN rather than bitwise or.
4877 (gimplify_expr): Add cast to enum type.
4878 * ipa-prop.c (update_jump_functions_after_inlining): Change
4879 IPA_BOTTOM to IPA_JF_UNKNOWN.
4880 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
4881 Add casts to enum type.
4882 (setup_cover_and_important_classes): Change cl to int. Add casts
4884 (setup_class_translate): Change cl and mode to int.
4885 (ira_init_once): Change mode to int.
4886 (free_register_move_costs): Likewise.
4887 (setup_prohibited_mode_move_regs): Add casts to enum type.
4888 * langhooks.c (add_builtin_function_common): Rework assertion that
4889 value fits bitfield.
4890 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
4891 * omega.c (omega_do_elimination): Avoid math on enum types.
4892 * optabs.c (expand_vec_shift_expr): Remove casts to int.
4893 * opts.c (set_debug_level): Change 2 to enum constant. Use new
4894 int local to handle integral_argment value.
4895 * regmove.c (try_auto_increment): Change PUT_MODE to
4897 * reload.c (push_secondary_reload): Add casts to enum type.
4898 (secondary_reload_class, find_valid_class): Likewise.
4899 * reload1.c (emit_input_reload_insns): Likewise.
4900 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
4901 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
4902 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
4904 * tree.c (build_common_builtin_nodes): Add casts to enum type.
4905 * tree-complex.c (complex_lattice_t): Typedef to int rather than
4907 (expand_complex_libcall): Add casts to enum type.
4908 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
4909 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
4910 with ERROR_MARK, not NUM_TREE_CODES.
4911 (vect_create_epilog_for_reduction): Likewise.
4912 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
4913 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
4914 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
4916 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
4917 vect_unused_in_loop. Change 0 to loop_vect.
4918 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
4919 * var-tracking.c (get_init_value): Change return type to enum
4921 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
4922 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
4924 (arm_override_options): Add casts to enum type.
4925 (arm_emit_tls_decoration): Likewise.
4926 * config/i386/i386.c (ix86_function_specific_restore): Add casts
4928 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
4929 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
4930 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
4932 * config/s390/s390.c (code_for_builtin_64): Change to array of
4934 (code_for_builtin_31): Likewise.
4935 (s390_expand_builtin): Change code_for_builtin to enum insn_code
4937 * config/sparc/sparc.c (sparc_override_options): Change value
4938 field in struct code_model to enum cmodel. In initializer change
4939 0 to NULL and add cast to enum type.
4941 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
4942 Change all callers. Issue a -Wc++-compat warning using
4943 lhs_origtype if necessary.
4944 (convert_for_assignment): Issue -Wc++-compat warnings about
4945 invalid conversions to enum type on assignment.
4946 * c-common.h (build_modify_expr): Update declaration.
4948 2009-04-24 Nick Clifton <nickc@redhat.com>
4950 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
4951 (function_arg_advance): Likewise.
4952 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
4955 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4957 * config/s390/constraints.md ('I', 'J'): Fix condition.
4959 2009-04-24 Diego Novillo <dnovillo@google.com>
4961 * gengtype-parse.c (parse_error): Add newline after message.
4963 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4965 * config/i386/sse.md (avxmodesuffixs): Removed.
4966 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
4967 (*avx_pinsr<ssevecsize>): This.
4969 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4971 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
4972 follow chains of regs with a single definition, and allow expressions
4973 that are function_invariant_p.
4974 (simple_rhs_p): Allow expressions that are function_invariant_p.
4976 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
4979 * fold-const.c (fold_cond_expr_with_comparison): When folding
4980 > and >= to MAX, make sure the MAX uses the same type as the
4981 comparison's operands.
4983 2009-04-24 Nick Clifton <nickc@redhat.com>
4985 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
4986 addressing for DImode accesses.
4987 (frv_print_operand_address): Handle PLUS case.
4988 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
4990 2009-04-24 Jakub Jelinek <jakub@redhat.com>
4992 PR rtl-optimization/39794
4993 * alias.c (canon_true_dependence): Add x_addr argument.
4994 * rtl.h (canon_true_dependence): Adjust prototype.
4995 * cse.c (check_dependence): Adjust canon_true_dependence callers.
4996 * cselib.c (cselib_invalidate_mem): Likewise.
4997 * gcse.c (compute_transp): Likewise.
4998 * dse.c (scan_reads_nospill): Likewise.
4999 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
5000 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
5001 canon_base_addr of the group, plus optional offset.
5002 (struct group_info): Rename canon_base_mem to
5004 (get_group_info): Set canon_base_addr to canon_rtx of base, not
5005 canon_rtx of base_mem.
5007 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
5009 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
5010 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
5012 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5014 * config/spu/spu-builtins.h: Delete file.
5016 * config/spu/spu.h (enum spu_builtin_type): Move here from
5018 (struct spu_builtin_description): Likewise. Add GTY marker.
5019 Do not use enum spu_function_code or enum insn_code.
5020 (spu_builtins): Add extern declaration.
5022 * config/spu/spu.c: Do not include "spu-builtins.h".
5023 (enum spu_function_code, enum spu_builtin_type_index,
5024 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
5025 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
5026 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
5027 unsigned_V2DI_type_node): Move here from spu-builtins.h.
5028 (spu_builtin_types): Make static. Add GTY marker.
5029 (spu_builtins): Add extern declaration with GTY marker.
5032 * config/spu/spu-c.c: Do not include "spu-builtins.h".
5033 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
5034 Check programmatically whether all parameters are scalar.
5036 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
5038 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
5040 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
5041 assignment from the constructor either if the target is volatile.
5043 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
5045 * config/arm/arm.md (insv): Do not share operands[0].
5047 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
5049 * config/vxlib-tls.c (active_tls_threads): Delete.
5050 (delete_hook_installed): New.
5051 (tls_delete_hook): Don't delete the delete hook.
5052 (tls_destructor): Delete it here.
5053 (__gthread_set_specific): Adjust installing the delete hook.
5054 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
5055 __gthread_leave_tsd_dtor_context.
5057 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
5059 * c-format.c (gcc_tdiag_char_table): Add support for %E.
5061 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
5063 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
5065 (alpha_rtx_costs): Ditto.
5066 (emit_unlikely_jump): Use add_reg_note.
5067 (emit_frame_store_1): Ditto.
5068 (alpha_expand_prologue): Ditto.
5069 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5070 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
5072 2009-04-23 Nick Clifton <nickc@redhat.com>
5074 * config/v850/v850.md (epilogue): Remove suppressed code.
5075 (return): Rename to return_simple and remove test of frame size.
5076 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
5077 to gen_return_simple.
5079 2009-04-22 Jing Yu <jingyu@google.com>
5082 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
5084 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5087 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
5088 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
5089 value is a VECTOR_CST, the element type is the element type of the
5092 2009-04-22 DJ Delorie <dj@redhat.com>
5094 * config/m32c/m32c.h: Update GTY annotations to new syntax.
5096 2009-04-22 Jakub Jelinek <jakub@redhat.com>
5098 * alias.c (find_base_term): Move around LO_SUM case, so that
5099 CONST falls through into PLUS/MINUS handling.
5102 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
5103 into 0, use omit_one_operand.
5105 2009-04-23 Ben Elliston <bje@au.ibm.com>
5107 * config/rs6000/linux-unwind.h (get_regs): Remove type
5108 puns. Change the type of `pc' to an array of unsigned ints and
5109 update all users. Constify frame24.
5111 2009-04-22 DJ Delorie <dj@redhat.com>
5113 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
5114 declarations before code.
5115 (current_function_special_page_vector): Likewise.
5116 (m32c_expand_insv): Silence a warning.
5118 2009-04-21 Taras Glek <tglek@mozilla.com>
5120 * alias.c: Update GTY annotations to new syntax.
5121 * basic-block.h: Likewise.
5122 * bitmap.h: Likewise.
5123 * c-common.h: Likewise.
5124 * c-decl.c: Likewise.
5125 * c-parser.c: Likewise.
5126 * c-pragma.c: Likewise.
5127 * c-tree.h: Likewise.
5128 * cfgloop.h: Likewise.
5129 * cgraph.h: Likewise.
5130 * config/alpha/alpha.c: Likewise.
5131 * config/arm/arm.h: Likewise.
5132 * config/avr/avr.h: Likewise.
5133 * config/bfin/bfin.c: Likewise.
5134 * config/cris/cris.c: Likewise.
5135 * config/darwin.c: Likewise.
5136 * config/frv/frv.c: Likewise.
5137 * config/i386/i386.c: Likewise.
5138 * config/i386/i386.h: Likewise.
5139 * config/i386/winnt.c: Likewise.
5140 * config/ia64/ia64.h: Likewise.
5141 * config/iq2000/iq2000.c: Likewise.
5142 * config/mips/mips.c: Likewise.
5143 * config/mmix/mmix.h: Likewise.
5144 * config/pa/pa.c: Likewise.
5145 * config/pa/pa.h: Likewise.
5146 * config/rs6000/rs6000.c: Likewise.
5147 * config/s390/s390.c: Likewise.
5148 * config/sparc/sparc.c: Likewise.
5149 * config/xtensa/xtensa.c: Likewise.
5150 * cselib.h: Likewise.
5151 * dbxout.c: Likewise.
5152 * dwarf2out.c: Likewise.
5153 * except.c: Likewise.
5154 * except.h: Likewise.
5155 * fixed-value.h: Likewise.
5156 * function.c: Likewise.
5157 * function.h: Likewise.
5158 * gimple.h: Likewise.
5159 * integrate.c: Likewise.
5160 * optabs.c: Likewise.
5161 * output.h: Likewise.
5164 * stringpool.c: Likewise.
5165 * tree-data-ref.c: Likewise.
5166 * tree-flow.h: Likewise.
5167 * tree-scalar-evolution.c: Likewise.
5168 * tree-ssa-address.c: Likewise.
5169 * tree-ssa-alias.h: Likewise.
5170 * tree-ssa-operands.h: Likewise.
5173 * varasm.c: Likewise.
5174 * varray.h: Likewise.
5176 * coretypes.h: Do not define GTY macro if it is already defined.
5177 * doc/gty.texi: Update GTY documentation to new syntax.
5178 * gengtype-lex.l: Enforce attribute-like syntax for GTY
5179 annotations on structs.
5180 * gengtype-parse.c: Likewise.
5182 2009-04-22 Mark Heffernan <meheff@google.com>
5184 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
5186 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
5188 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
5191 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
5193 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
5194 the same as a PLUS without a shift. Increase the cost of a
5197 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5199 * Makefile.in: Update dependencies.
5200 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
5201 * errors.h: Remove bogus comment about compatibility.
5202 (warning): Update declaration.
5203 * genautomata.c: Update all calls to warning.
5204 * gimple.c: Do not include errors.h. Include toplev.h.
5205 * tree-ssa-structalias.c: Do not include errors.h.
5206 * omega.c: Likewise.
5207 * tree-ssa-reassoc.c: Likewise.
5208 * config/spu/spu-c.c: Likewise.
5209 * config/spu/t-spu-elf: Update dependencies.
5211 2009-04-22 Richard Guenther <rguenther@suse.de>
5213 PR tree-optimization/39824
5214 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
5215 make sure the types are compatible.
5217 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5220 * c-common.c (c_parse_error): Take a token_flags parameter.
5221 Use token_type for the token type instead.
5222 Pass token_flags to cpp_type2name.
5223 * c-common.h (c_parse_error): Update declaration.
5224 * c-parser.c (c_parser_error): Pass 0 as token flags.
5226 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
5228 PR rtl-optimization/39580
5229 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
5231 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5233 * function.c (expand_function_end): Do not emit a jump to the "naked"
5234 return label for fall-through returns.
5235 * except.c (sjlj_emit_function_exit): Always place the call to the
5236 unregister function at the location installed by expand_function_end.
5238 2009-04-22 Richard Guenther <rguenther@suse.de>
5240 PR tree-optimization/39845
5241 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
5242 (gen_inbound_check): Likewise.
5244 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
5246 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
5248 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
5249 * config/vxlib.c (__gthread_once): Add race guard for PPC.
5251 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5253 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
5254 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
5255 shift counts to avoid out-of-bounds array accesses.
5257 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5259 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
5260 (Pmode): Move above.
5262 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
5264 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
5265 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
5266 GET_CODE macro. Use IN_RANGE macro where appropriate.
5267 * config/alpha/alpha.h: Ditto.
5268 * config/alpha/alpha.md: Ditto.
5269 * config/alpha/constraints.md: Ditto.
5270 * config/alpha/predicates.md: Ditto.
5272 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5274 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
5275 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5276 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5277 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5278 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5279 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5280 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5281 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5282 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5283 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5284 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5285 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5286 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5287 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5288 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5289 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5290 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5291 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5292 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5293 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5294 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5295 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5296 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5297 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5298 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5299 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5300 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5302 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5304 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
5305 references from comments.
5306 * cfgbuild.c: (count_basic_blocks): Delete.
5307 (find_basic_blocks_1): Delete.
5308 (find_basic_blocks): Delete.
5309 * except.c (finish_eh_generation): Make static. Move comment from
5310 except.h here. Remove find_basic_blocks references from comments.
5311 * except.h (finish_eh_generation): Delete.
5312 * basic-block.h (find_basic_blocks): Delete.
5313 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
5315 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
5317 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
5318 (sdbout_parms): Likewise.
5320 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5322 * config/sh/sh.c (prepare_cbranch_operands): Use
5323 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
5324 (expand_cbranchdi4): Likewise.
5325 (from_compare): Add cast to enum type.
5326 (expand_cbranchsi4): Use add_reg_note.
5327 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
5328 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
5329 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
5330 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5331 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
5332 instead of CODE_FOR_nothing.
5333 (cbranchdi4): Likewise. Fix the order of arguments for
5335 (push_fpscr): Use add_reg_note.
5336 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
5337 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
5339 2009-04-21 Joseph Myers <joseph@codesourcery.com>
5341 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
5342 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5343 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5344 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
5345 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
5346 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
5347 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
5348 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
5349 config/alpha/x-vms, config/arc/t-arc,
5350 config/arm/README-interworking, config/arm/arm-c.c,
5351 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
5352 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
5353 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
5354 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
5355 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
5356 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
5357 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
5358 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
5359 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
5360 config/cris/t-elfmulti, config/crx/t-crx,
5361 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
5362 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
5363 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
5364 config/h8300/t-h8300, config/i386/athlon.md,
5365 config/i386/darwin-libgcc.10.4.ver,
5366 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
5367 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
5368 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
5369 config/i386/t-linux64, config/i386/t-nwld,
5370 config/i386/t-rtems-i386, config/i386/t-sol2-10,
5371 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
5372 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
5373 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
5374 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
5375 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
5376 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
5377 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
5378 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
5379 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
5380 config/m68k/t-uclinux, config/mcore/t-mcore,
5381 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
5382 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
5383 config/mips/crtn.asm, config/mips/irix-crti.asm,
5384 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
5385 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
5386 config/mips/mips-fixed.md, config/mips/sb1.md,
5387 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
5388 config/mips/t-iris6, config/mips/t-isa3264,
5389 config/mips/t-libgcc-mips16, config/mips/t-linux64,
5390 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
5391 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
5392 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
5393 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
5394 config/mn10300/t-linux, config/mn10300/t-mn10300,
5395 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
5396 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
5397 config/picochip/libgccExtras/clzsi2.asm,
5398 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
5399 config/rs6000/darwin-libgcc.10.4.ver,
5400 config/rs6000/darwin-libgcc.10.5.ver,
5401 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
5402 config/rs6000/t-aix43, config/rs6000/t-aix52,
5403 config/rs6000/t-darwin, config/rs6000/t-fprules,
5404 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
5405 config/rs6000/t-lynx, config/rs6000/t-netbsd,
5406 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
5407 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
5408 config/rs6000/t-rtems, config/rs6000/t-spe,
5409 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
5410 config/score/t-score-elf, config/sh/divcost-analysis,
5411 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
5412 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
5413 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
5414 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
5415 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
5416 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
5417 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
5418 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
5419 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
5420 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
5421 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
5422 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
5423 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
5424 limitx.h, version.c, xcoff.h: Add copyright and license notices.
5425 * config/h8300/genmova.sh: Include copyright and license notices
5426 in generated output.
5427 * config/h8300/mova.md: Regenerate.
5428 * doc/install.texi2html: Include word "Copyright" in copyright
5429 notice and use name "Free Software Foundation, Inc.".
5430 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5431 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5432 ChangeLog-2007, ChangeLog-2008: Correct dates.
5434 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
5436 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
5437 NE_EXPR operations as well.
5438 * c-parser.c (c_parser_condition): Do not set location information on
5440 (c_parser_conditional_expression): Likewise.
5441 (c_parser_binary_expression): Set location information on operators.
5442 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
5443 TRUTH_NOT_EXPR has been folded.
5444 * fold-const.c (fold_truth_not_expr): Copy location information from
5445 the incoming expression to the outgoing one.
5446 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
5447 recursive calls on the LHS of the operator but pass that of the
5448 operator to recursive calls on the RHS of the operator. Set it
5450 (shortcut_cond_expr): Set the locus of the operator on the second
5451 COND_EXPR and that of the expression on the first in degenerate cases.
5452 Pass the locus of the expression to calls to shortcut_cond_r.
5453 Set the locus of the 'then' block on the associated jump, if any.
5454 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
5455 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
5456 expression to call to gimplify_boolean_expr.
5458 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
5460 * config.gcc: Add additional configuration for
5461 i686-w64-mingw* and x86_64-w64-mingw* triplet.
5462 * config/i386/mingw-w64.h: New mingw-w64 specific header.
5463 (CPP_SPEC): Redefine for allowing -municode option.
5464 (STARTFILE_SPEC): Likewise.
5465 * config/i386/t-mingw-w64: New.
5466 * config/i386/mingw-w64.opt: New.
5467 (municode): Add new target option.
5468 * doc/invoke.texi (municode): Add documentation for new option.
5470 2009-04-21 Ian Lance Taylor <iant@google.com>
5472 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5473 Correct test for number of arguments.
5474 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
5476 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
5478 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
5479 argument of emit_library_call.
5481 2009-04-21 Richard Guenther <rguenther@suse.de>
5484 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
5485 inside VIEW_CONVERT_EXPRs.
5487 2009-04-21 Martin Jambor <mjambor@suse.cz>
5489 * tree-switch-conversion.c (build_constructors): Split a long line.
5490 (constructor_contains_same_values_p): New function.
5491 (build_one_array): Create assigns of constants if possible, do not
5492 call mark_sym_for_renaming, call update_stmt.
5493 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
5494 make_rename_temp. Do not call mark_symbols_for_renaming, call
5496 (gen_def_assigns): Do not call mark_symbols_for_renaming or
5497 find_new_referenced_vars, call update_stmt.
5498 (gen_inbound_check): Use create_tmp_var and create ssa names manually
5499 instead of calling make_rename_temp. Do not call
5500 find_new_referenced_vars or mark_symbols_for_renaming, call
5503 2009-04-21 Richard Guenther <rguenther@suse.de>
5505 PR tree-optimization/39827
5506 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
5507 (tree_ssa_phiprop): Pass the correct array size.
5509 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
5511 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
5513 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
5516 * c-typeck.c (lvalue_p): Move declaration ...
5517 * c-common.h (lvalue_p): ... to here.
5518 * c-common.c (candidate_equal_p): New.
5519 (add_tlist): Use it.
5520 (merge_tlist): Use it.
5521 (warn_for_collisions_1): Likewise.
5522 (warning_candidate_p): Accept more candidates.
5523 (verify_tree): A warning candidate can be an expression. Use
5526 2009-04-21 Ben Elliston <bje@au.ibm.com>
5529 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5530 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
5531 options. Remove -mcall-solaris documentation.
5533 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5536 * doc/invoke.texi (-Wlong-long): Update description.
5537 * c-lex (interpret_integer): Only warn if there was no previous
5538 overflow and -Wlong-long is enabled.
5539 * c-decl.c (declspecs_add_type): Drop redundant flags.
5540 * c.opt (Wlong-long): Init to -1.
5541 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
5542 and front-end warn_long_long. Wlong-long only depends on other
5543 flags if it is uninitialized.
5544 * c-parser.c (disable_extension_diagnostics): warn_long_long is
5545 the same for CPP and FE.
5546 (restore_extension_diagnostics): Likewise.
5548 2009-04-20 Ian Lance Taylor <iant@google.com>
5550 Fix enum conversions which are invalid in C++:
5551 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
5552 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
5553 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
5554 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
5555 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
5556 (dbxout_parms): Likewise.
5557 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
5558 (df_clear_flags): Likewise.
5559 * df-problems.c (df_rd_bb_local_compute_process_def): Change
5560 top_flag parameter to int.
5561 (df_chain_create_bb_process_use): Likewise.
5562 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
5564 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
5565 (df_ref_create_structure, df_def_record_1): Likewise.
5566 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
5567 (df_notes_rescan): Change 0 to VOIDmode in function call.
5568 (df_get_call_refs, df_insn_refs_collect): Likewise.
5569 (df_bb_regs_collect): Likewise.
5570 (df_entry_block_defs_collect): Likewise.
5571 (df_exit_block_uses_collect): Likewise.
5572 * df.h: Update declarations.
5573 * double-int.c (double_int_divmod): Add cast to enum type.
5574 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
5575 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
5576 (based_loc_descr): Likewise.
5577 (loc_descriptor_from_tree_1): Change first_op and second_op to
5578 enum dwarf_location_atom. Add cast to enum type.
5579 * expmed.c (init_expmed): Change 0 to SET in function call.
5580 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
5581 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
5582 (do_store_flag): Likewise.
5583 * fixed-value.h (struct fixed_value): Change mode to enum
5585 * function.c (assign_parms): Change 0 to VOIDmode in function call.
5586 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
5588 (insert_insn_decl, insert_decl, insert_state): Likewise.
5589 (automata_list_finish): Likewise.
5590 * genrecog.c (process_define_predicate): Add cast to enum type.
5591 * gensupport.c (init_predicate_table): Add cast to enum type.
5592 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
5594 (gimple_build_call_1, gimple_build_label): Likewise.
5595 (gimple_build_goto, gimple_build_asm_1): Likewise.
5596 (gimple_build_switch_1, gimple_build_cdt): Likewise.
5597 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
5598 (enum fallback): Rename from enum fallback_t.
5599 (fallback_t): Typedef as int.
5600 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
5601 GSI_SAME_STMT in function call.
5602 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
5604 (setup_reg_class_relations): Likewise.
5605 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
5606 (setup_prohibited_class_mode_regs): Add cast to enum type.
5607 (setup_prohibited_mode_move_regs): Likewise.
5608 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
5609 (record_address_regs): Change i to enum reg_class.
5610 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
5611 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
5612 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
5613 (GET_MODE_2XWIDER_MODE): Likewise.
5614 (GET_CLASS_NARROWEST_MODE): Likewise.
5615 * omp-low.c (expand_omp_for): Add cast to enum type.
5616 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
5617 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
5618 * postreload.c (reload_cse_simplify_operands): Change rclass local
5620 * predict.c (combine_predictions_for_insn): Change best_predictor
5621 and predictor to enum br_predictor.
5622 (combine_predictions_for_bb): Likewise.
5623 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
5624 use SET_PREDICT_EXPR_OUTCOME.
5625 * real.c (real_arithmetic): Change icode to code in function call.
5626 * reginfo.c (init_move_cost): Add casts to enum type.
5627 (init_reg_sets_1, init_fake_stack_mems): Likewise.
5628 * regmove.c (regclass_compatible_p): Change class0 and class1 to
5630 * reload.c (find_valid_class): Add casts to enum type.
5631 (push_reload): Change 0 to NO_REGS in function call.
5632 (find_reloads): Change this_alternative to array of enum
5633 reg_class. Remove some now-unnecessary casts.
5634 (make_memloc): Change 0 to VOIDmode in function call.
5635 * reload1.c (reload): Change 0 to VOIDmode in function call.
5636 (eliminate_regs_1, elimination_effects): Likewise.
5637 (eliminate_regs_in_insn): Likewise.
5638 (emit_input_reload_insns): Add cast to enum type.
5639 (delete_output_reload): Change 0 to VOIDmode in function call.
5640 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
5641 to enum type in function call.
5642 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
5643 (SET_PREDICT_EXPR_OUTCOME): Define.
5644 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
5645 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
5646 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
5647 (dump_function): Likewise.
5648 * tree-dump.h: Update declarations.
5649 * tree-pass.h: Update declarations.
5650 * varasm.c (assemble_integer): Change mclass to enum mode_class.
5651 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
5653 (arm_rtx_costs_1): Correct parenthesization.
5654 (arm_rtx_costs): Add casts to enum type.
5655 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
5656 (vfp_emit_fstmd): Use add_rg_note.
5657 (emit_multi_reg_push, emit_sfm): Likewise.
5658 (thumb_set_frame_pointer): Likewise.
5659 (arm_expand_prologue): Likewise.
5660 (arm_regno_class): Change return type to enum reg_class.
5661 (thumb1_expand_prologue): Use add_reg_note.
5662 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
5663 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
5665 * config/arm/gentune.sh: Add cast to enum type.
5666 * config/arm/arm-tune.md: Rebuild.
5667 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
5668 (ix86_split_fp_branch, predict_jump): Likewise.
5669 (ix86_expand_multi_arg_builtin): Change sub_code from enum
5670 insn_code to enum rtx_code.
5671 (ix86_builtin_vectorized_function): Add cast to enum type.
5672 * config/i386/i386.md (truncdfsf2): Change slot to enum
5674 (truncxf<mode>2, isinf<mode>2): Likewise.
5675 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
5677 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
5678 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
5679 (insert_bundle_state): Change 1 to INSERT in function call.
5680 (ia64_add_bundle_selector_before): Likewise.
5681 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
5682 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
5683 (restore_stack_nonlocal): Likewise.
5684 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
5686 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
5688 (mips_rtx_costs): Likewise.
5689 (mips_override_options): Add casts to enum type.
5690 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
5692 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
5693 (store_reg, set_reg_plus_d): Likewise.
5694 (hppa_expand_prologue, hppa_profile_hook): Likewise.
5695 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5697 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
5699 (emit_unlikely_jump): Use add_reg_note.
5700 (rs6000_emit_allocate_stack): Likewise.
5701 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
5702 (output_toc): Change 1 to INSERT in function call.
5703 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
5704 (rs6000_initialize_trampoline): Likewise.
5705 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
5707 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
5708 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
5709 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
5710 (save_gprs): Use add_reg_note.
5711 (s390_emit_prologue): Likewise.
5712 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5713 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
5714 (sparc_fold_builtin): Add cast to enum type.
5715 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
5717 (spu_expand_prologue): Use add_reg_note.
5718 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
5720 2009-04-20 Ian Lance Taylor <iant@google.com>
5722 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
5723 (c_parser_postfix_expression_after_primary): Get VEC for list of
5724 arguments. Get original types of arguments. Call
5725 build_function_call_vec.
5726 (cached_expr_list_1, cached_expr_list_2): New static variables.
5727 (c_parser_expr_list): Change return type to VEC *. Add
5728 p_orig_types parameter. Change all callers.
5729 (c_parser_release_expr): New static function.
5730 (c_parser_vec_to_tree_list): New static function.
5731 * c-typeck.c (build_function_call): Rewrite to build a VEC and
5732 call build_function_call_vec.
5733 (build_function_call_vec): New function, based on old
5734 build_function_call.
5735 (convert_arguments): Remove nargs and argarray parameters. Change
5736 values to a VEC. Add origtypes parameter.
5737 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
5738 (convert_for_assignment): Add origtype parameter. Change all
5739 callers. If warn_cxx_compat, check for conversion to an enum
5740 type when calling a function.
5741 (store_init_value): Add origtype parameter. Change all callers.
5742 (digest_init): Likewise.
5743 (struct init_node): Add origtype field.
5744 (add_pending_init): Add origtype parameter. Change all callers.
5745 (output_init_element): Likewise.
5746 (output_pending_init_elements): Pass origtype from init_node to
5747 output_init_element.
5748 (process_init_element): Pass origtype from c_expr to
5749 output_init_element.
5750 (c_finish_return): Add origtype parameter. Change all callers.
5751 * c-common.c (sync_resolve_size): Change params to VEC *. Change
5753 (sync_resolve_params): Likewise.
5754 (sync_resolve_return): Change params to first_param. Change caller.
5755 (resolve_overloaded_builtins): Change params to VEC *. Change
5756 callers. Save first parameter around call to build_function_call_vec.
5757 * c-decl.c (finish_decl): Add origtype parameter. Change all
5758 callers. Call build_function_call_vec rather than
5759 build_function_call for cleanup.
5760 * c-tree.h: Update declarations.
5761 * c-common.h: Update declarations.
5762 * stub-objc.c (objc_rewrite_function_call): Change parameter from
5763 params to first_param.
5764 * target.h (struct gcc_target): Change resolve_overloaded_builtin
5765 params parameter from tree to void *.
5766 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5767 Change arglist parameter to have type void *, and to be a pointer
5769 * config/rs6000/rs6000-protos.h
5770 (altivec_resolve_overloaded_builtin): Update declaration.
5771 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
5772 fnargs parameter to have type void *, and to be a pointer to a
5773 VEC. Call build_function_call_vec instead of
5774 build_function_call.
5775 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
5777 2009-04-20 Joey Ye <joey.ye@intel.com>
5778 Xuepeng Guo <xuepeng.guo@intel.com>
5779 H.J. Lu <hongjiu.lu@intel.com>
5781 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
5783 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
5784 (IX86_LEA_PRIORITY): Likewise.
5785 (distance_non_agu_define): New function.
5786 (distance_agu_use): Likewise.
5787 (ix86_lea_for_add_ok): Likewise.
5788 (ix86_dep_by_shift_count): Likewise.
5790 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
5791 should split for LEA.
5793 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
5795 (ix86_dep_by_shift_count): Likewise.
5797 2009-04-20 Richard Guenther <rguenther@suse.de>
5799 * expr.c (handled_component_p): Move ...
5800 * tree.h (handled_component_p): ... here.
5801 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
5802 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
5803 and REALPART_EXPR to be in one group.
5805 2009-04-20 Richard Guenther <rguenther@suse.de>
5807 * basic-block.h (get_all_dominated_blocks): Declare.
5808 * dominance.c (get_all_dominated_blocks): New function.
5809 * tree-cfg.c (get_all_dominated_blocks): Remove.
5810 (remove_edge_and_dominated_blocks): Adjust.
5811 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
5812 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
5813 instead of recursing.
5815 2009-04-20 Doug Kwan <dougkwan@google.com>
5817 * cgraph.h (cgraph_node_ptr): New type for vector functions.
5818 (struct cgraph_node_set_def): New type.
5819 (cgraph_node_set) New type. Also declare vector functions.
5820 (struct cgraph_node_set_element_def): New type.
5821 (cgraph_node_set_element): Ditto.
5822 (cgraph_node_set_iterator): New iterator type.
5823 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
5824 cgraph_node_set_remove, dump_cgraph_node_set,
5825 debug_cgraph_node_set): New prototypes.
5826 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
5827 cgraph_node_set_size): New inlines.
5828 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
5830 (struct ipa_opt_pass): Add struct cgraph_node_set_def
5831 argument to function 'write_summary'.
5832 * ipa.c: Include ggc.h.
5833 (hash_cgraph_node_set_element,
5834 eq_cgraph_node_set_element, cgraph_node_set_new,
5835 cgraph_node_set_add, cgraph_node_set_remove,
5836 cgraph_node_set_find, dump_cgraph_node_set,
5837 debug_cgraph_node_set): New functions.
5838 * Makefile.in (ipa.o): Add dependency on GGC_H.
5840 2009-04-20 Ira Rosen <irar@il.ibm.com>
5842 PR tree-optimization/39675
5843 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
5844 check of the return code of vect_schedule_slp. Check that
5845 stmt_vec_info still exists for the statement, before checking its
5848 2009-04-20 Michael Matz <matz@suse.de>
5850 * Makefile.in (generated_files): Take out $(simple_generated_c).
5852 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
5854 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
5855 (UINTPTR_TYPE): Likewise.
5857 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5860 * c-typeck.c (digest_init): Check for initializing an array with a
5863 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5866 * c-semantics.c (pop_stmt_list): Propagate
5867 STATEMENT_LIST_HAS_LABEL to parent statement list.
5869 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
5871 * config/mips/mips.h (mips_tune_attr): New macro.
5872 * config/mips/mips.md (cpu): Use it.
5874 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5877 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
5880 2009-04-19 Diego Novillo <dnovillo@google.com>
5882 * toplev.c (compile_file): Move call to coverage_finish ...
5883 * cgraphunit.c (ipa_passes): ... here.
5884 Call cgraph_process_new_functions.
5885 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
5886 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
5888 2009-04-19 Jan Hubicka <jh@suse.cz>
5890 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
5892 (dump_cgraph_node): Dump can throw external flag.
5893 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
5895 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5899 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
5900 * common.opt (Wlogical-op): Move from here...
5901 * c.opt (Wlogical-op): ... to here.
5902 * c-typeck.c (parser_build_binary_op): Update call to
5903 warn_logical_operator.
5904 * c-opts.c (c_common_post_options): Enable warn_logical_op with
5906 * c-common.c (warn_logical_op): Update.
5907 * c-common.h (warn_logical_op): Update declaration.
5909 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
5911 * tree.c (protected_set_expr_location): Fix formatting.
5913 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5916 * c-typeck.c (readonly_warning): new.
5917 (build_unary_op, build_modify_expr): Use readonly_warning for
5918 storing into something readonly but not const-qualified.
5920 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5923 * c-typeck.c (build_unary_op): Check for taking address of
5924 expression of type void.
5926 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5929 * c-typeck.c (build_function_call): Check for calling a function
5930 with qualified void return types. Call require_complete_type when
5933 2009-04-18 Jan Hubicka <jh@suse.cz>
5935 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
5937 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
5938 can_throw_external flag.
5939 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
5940 * ipa-pure-const.c (ignore_edge): New function.
5941 (propagate): Compute order for NOTHROW computation; set NOTHROWs
5942 only over can_throw_external edges.
5943 (local_pure_const): Add nothrow flag.
5944 * ipa-utils.c (searchc): Add ignore_edge callback.
5945 (ipa_utils_reduced_inorder): Add ignore_edge callback.
5946 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
5947 (set_nothrow_function_flags): Update cgraph.
5948 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
5950 2009-04-18 Richard Guenther <rguenther@suse.de>
5953 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
5954 (fold_stmt): ... this and ...
5955 (fold_stmt_inplace): ... this.
5956 (fold_stmt_1): Fold references in calls and asms.
5957 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
5959 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5961 * tree-vrp.c (ssa_name_nonzero_p): Remove.
5962 * tree.h: Remove the prototype for ssa_name_nonzero_p.
5964 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5966 * tree.c (function_args_count): Remove.
5967 * tree.h: Remove the prototype for function_args_count.
5969 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5971 * tree-iterator.c (expr_only): Remove.
5972 * tree.h: Remove the prototype for expr_only.
5974 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5976 * reginfo.c (cannot_change_mode_set_regs): Remove.
5977 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
5979 2009-04-08 Anatoly Sokolov <aesok@post.ru>
5981 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
5982 whether operands 0 and 1 overlaps.
5984 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
5987 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
5988 pointer. Use warning_at instead of warning.
5989 (search_for_addr_array): Likewise.
5990 (check_array_bounds): Likewise.
5991 (check_all_array_refs): Check that the incoming edge is not in the
5992 list of edges to be removed.
5993 (check_all_array_refs): Avoid the temporal pointer.
5994 (vrp_visit_cond_stmt): Fix typo.
5995 (simplify_switch_using_ranges): Handle the case where the switch
5996 index is an integer constant.
5998 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
6000 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
6002 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6004 * doc/extend.texi, doc/invoke.texi: Fix typos.
6006 2009-04-17 Cary Coutant <ccoutant@google.com>
6008 * tree-flow-inline.h (get_lineno): Fix inverted test.
6010 2009-04-17 Diego Novillo <dnovillo@google.com>
6012 * tree-ssa-pre.c (create_expression_by_pieces): Remove
6013 assertion for AVAIL_OUT.
6015 2009-04-17 Mike Frysinger <vapier@gentoo.org>
6018 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
6019 * config/sh/linux-atomic.asm: Likewise.
6021 2009-04-17 Diego Novillo <dnovillo@google.com>
6023 * except.c (debug_eh_tree): New.
6024 (struct eh_region, struct eh_status): Move ...
6025 * except.h: ... here.
6026 (add_type_for_runtime): Declare extern.
6027 (lookup_type_for_runtime): Likewise.
6028 (debug_eh_tree): Declare.
6029 * Makefile.in (GTFILES): List except.h before except.c
6031 2009-04-17 Diego Novillo <dnovillo@google.com>
6033 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
6034 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
6035 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
6036 (find_vars_r): ... here.
6037 * tree-flow.h (find_referenced_vars_in): Declare.
6038 * tree-ssa-pre.c (create_expression_by_pieces): Assert
6039 that AVAIL_OUT exists for BLOCK.
6040 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
6041 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
6042 (tree-parloops.o): Likewise.
6044 2009-04-17 Simon Baldwin <simonb@google.com>
6046 * toplev.c (default_tree_printer): Add handling for %E format.
6048 2009-04-17 Diego Novillo <dnovillo@google.com>
6050 * tree-pretty-print.c (dump_generic_node): Add break after
6051 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
6052 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
6053 FUNCTION_TYPE together. Call print_struct_decl when printing
6054 structures and TDF_SLIM is not given.
6055 (print_struct_decl): Fix logic for detecting recursion.
6057 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6060 * gcc.c (create_at_file): New.
6061 (compile_input_file_p): New.
6062 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
6063 * main.c (main): Update call to toplev_main.
6064 * toplev.c (toplev_main): Change signature. Call expandargv.
6065 * toplev.h (toplev_main): Change signature.
6067 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6069 * dwarf2out.c (field_byte_offset): Use the type size as the field size
6070 if the latter is not constant.
6072 2009-04-17 David Edelsohn <edelsohn@gnu.org>
6074 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
6076 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6078 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
6079 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
6081 2009-04-17 Richard Guenther <rguenther@suse.de>
6083 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6084 Handle component references view-converting an invariant address.
6086 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
6088 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
6089 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
6090 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
6091 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
6092 Use @deftypevr rather than @deftypevar.
6094 2009-04-17 Richard Guenther <rguenther@suse.de>
6096 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
6097 (get_prop_source_stmt): Likewise.
6098 (can_propagate_from): Likewise.
6100 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
6102 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
6103 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
6104 (--with-multilib-list): Add default value.
6105 * configure: Regenerate.
6106 * Makefile.in (TM_ENDIAN_CONFIG): Define.
6107 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
6108 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
6109 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
6110 Don't add default cpu to multilib list unnecessarily, but do enable
6111 the relevant compiler option..
6112 Add support for --with-multilib-list=<blank> and
6113 --with-multilib-list=!<somelib> to supress unwanted multilibs.
6114 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
6115 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
6116 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
6118 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
6119 (MULTILIB_OSDIRNAMES): New variable.
6120 * config/sh/t-1e: Delete file.
6121 * config/sh/t-mlib-sh1: Delete file.
6122 * config/sh/t-mlib-sh2: Delete file.
6123 * config/sh/t-mlib-sh2a: Delete file.
6124 * config/sh/t-mlib-sh2a-nofpu: Delete file.
6125 * config/sh/t-mlib-sh2a-single: Delete file.
6126 * config/sh/t-mlib-sh2a-single-only: Delete file.
6127 * config/sh/t-mlib-sh2e: Delete file.
6128 * config/sh/t-mlib-sh3e: Delete file.
6129 * config/sh/t-mlib-sh4: Delete file.
6130 * config/sh/t-mlib-sh4-nofpu: Delete file.
6131 * config/sh/t-mlib-sh4-single: Delete file.
6132 * config/sh/t-mlib-sh4-single-only: Delete file.
6133 * config/sh/t-mlib-sh4a: Delete file.
6134 * config/sh/t-mlib-sh4a-nofpu: Delete file.
6135 * config/sh/t-mlib-sh4a-single: Delete file.
6136 * config/sh/t-mlib-sh4a-single-only: Delete file.
6137 * config/sh/t-mlib-sh4al: Delete file.
6138 * config/sh/t-mlib-sh5-32media: Delete file.
6139 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
6140 * config/sh/t-mlib-sh5-64media: Delete file.
6141 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
6142 * config/sh/t-mlib-sh5-compact: Delete file.
6143 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
6144 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
6145 * doc/install.texi (Options specification): Add
6146 --with-multilib-list and --with-endian.
6148 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6150 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
6152 (OBJS-common): Add plugin-version.o.
6153 (plugin-version.o): New.
6154 * gcc-plugin.h (plugin_gcc_version): New.
6155 (plugin_default_version_check): New.
6156 (plugin_init_func, plugin_init): Add version argument.
6157 * plugin-version.c: New.
6158 * plugin.c (str_plugin_gcc_version_name): New.
6159 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
6160 pass it to the init function.
6161 (plugin_default_version_check): New.
6163 2009-04-17 Richard Guenther <rguenther@suse.de>
6165 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
6166 for decl-vs-decl disambiguation.
6168 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
6170 * config/s390/s390.h (s390_tune_attr): New macro definition.
6171 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
6173 2009-04-17 Richard Guenther <rguenther@suse.de>
6175 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
6176 (fold_stmt_r): Likewise.
6177 (maybe_fold_reference): New function.
6178 (fold_gimple_assign): Handle cases fold_stmt_r did.
6179 (fold_stmt): Do not use fold_stmt_r.
6180 (fold_stmt_inplace): Likewise.
6182 2009-04-17 Richard Guenther <rguenther@suse.de>
6184 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
6185 (record_equivalences_from_stmt): Remove useless checks and
6187 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
6188 the type is already suitable.
6190 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
6192 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
6194 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
6196 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
6197 (CMPtype): Define as __gcc_CMPtype.
6199 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
6201 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
6202 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
6204 2009-04-17 Richard Guenther <rguenther@suse.de>
6206 PR tree-optimization/39746
6207 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
6208 special-casing for builtins and static variable use/def.
6209 (call_may_clobber_ref_p_1): Likewise.
6211 2009-04-16 Ian Lance Taylor <iant@google.com>
6213 * df.h: Include "timevar.h".
6214 (struct df_problem): Change tv_id field to timevar_id_t.
6215 * tree-pass.h: Include "timevar.h".
6216 (struct opt_pass): Change tv_id field to timevar_id_t.
6217 * timevar.h (timevar_id_t): Define TV_NONE.
6218 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
6219 TV_NONE rather than tv_id != 0.
6220 (execute_one_pass): Likewise.
6221 * Makefile.in (DF_H): Add $(TIMEVAR_H).
6222 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
6223 dependencies to $(TREE_PASS_H).
6224 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
6226 (pass_branch_target_load_optimize2): Likewise.
6227 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
6228 (pass_outof_cfg_layout_mode): Likewise.
6229 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
6230 (pass_rebuild_cgraph_edges): Likewise.
6231 (pass_remove_cgraph_callee_edges): Likewise.
6232 * df-core.c (pass_df_initialize_opt): Likewise.
6233 (pass_df_initialize_no_opt): Likewise.
6234 (pass_df_finish): Likewise.
6235 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6236 * except.c (pass_set_nothrow_function_flags): Likewise.
6237 (pass_convert_to_eh_region_ranges): Likewise.
6238 * final.c (pass_compute_alignments): Likewise.
6239 * function.c (pass_instantiate_virtual_regs): Likewise.
6240 (pass_init_function): Likewise.
6241 (pass_leaf_regs): Likewise.
6242 (pass_match_asm_constraints): Likewise.
6243 * gimple-low.c (pass_lower_cf): Likewise.
6244 (pass_mark_used_blocks): Likewise.
6245 * init-regs.c (pass_initialize_regs): Likewise.
6246 * integrate.c (pass_initial_value_sets): Likewise.
6247 * ira.c (pass_ira): Likewise.
6248 * jump.c (pass_cleanup_barriers): Likewise.
6249 * omp-low.c (pass_expand_omp): Likewise.
6250 (pass_lower_omp): Likewise.
6251 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
6252 * recog.c (pass_split_all_insns): Likewise.
6253 (pass_split_after_reload): Likewise.
6254 (pass_split_before_regstack): Likewise.
6255 (pass_split_before_sched2): Likewise.
6256 (pass_split_for_shorten_branches): Likewise.
6257 * reginfo.c (pass_reginfo_init): Likewise.
6258 (pass_subregs_of_mode_init): Likewise.
6259 (pass_subregs_of_mode_finish): Likewise.
6260 * passes.c (pass_postreload): Likewise.
6261 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
6262 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
6263 (pass_warn_function_return): Likewise.
6264 (pass_warn_function_noreturn): Likewise.
6265 * tree-complex.c (pass_lower_complex): Likewise.
6266 (pass_lower_complex_O0): Likewise.
6267 * tree-if-conv.c (pass_if_conversion): Likewise.
6268 * tree-into-ssa.c (pass_build_ssa): Likewise.
6269 * tree-mudflap.c (pass_mudflap_1): Likewise.
6270 (pass_mudflap_2): Likewise.
6271 * tree-nomudflap.c (pass_mudflap_1): Likewise.
6272 (pass_mudflap_2): Likewise.
6273 * tree-nrv.c (pass_return_slot): Likewise.
6274 * tree-object-size.c (pass_object_sizes): Likewise.
6275 * tree-optimize.c (pass_all_optimizations): Likewise.
6276 (pass_early_local_passes): Likewise.
6277 (pass_all_early_optimizations): Likewise.
6278 (pass_cleanup_cfg): Likewise.
6279 (pass_cleanup_cfg_post_optimizing): Likewise.
6280 (pass_free_datastructures): Likewise.
6281 (pass_free_cfg_annotations): Likewise.
6282 (pass_fixup_cfg): Likewise.
6283 (pass_init_datastructures): Likewise.
6284 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
6285 (pass_late_warn_uninitialized): Likewise.
6286 (pass_update_address_taken): Likewise.
6287 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
6288 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
6289 (pass_cse_sincos): Likewise.
6290 (pass_convert_to_rsqrt): Likewise.
6291 * tree-ssa-structalias.c (pass_build_alias): Likewise.
6292 * tree-stdarg.c (pass_stdarg): Likewise.
6293 * tree-tailcall.c (pass_tail_recursion): Likewise.
6294 (pass_tail_calls): Likewise.
6295 * tree-vect-generic.c (pass_lower_vector): Likewise.
6296 (pass_lower_vector_ssa): Likewise.
6297 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
6299 2009-04-16 Joseph Myers <joseph@codesourcery.com>
6301 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
6303 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
6305 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
6306 logical and signext.
6308 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
6311 * config/sh/predicates.md (arith_operand): Check if the operand
6312 of TRUNCATE is a REG.
6314 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6316 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6317 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6319 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6321 * tree-iterator.c (tsi_split_statement_list_after,
6322 tsi_split_statement_list_before): Remove.
6323 * tree-iterator.h: Remove the prototypes for
6324 tsi_split_statement_list_after and tsi_split_statement_list_before.
6326 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6328 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
6329 * tree-ssa-propagate.h: Remove the prototype for
6330 stmt_makes_single_load.
6332 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6334 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
6335 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
6337 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6339 * tree-iterator.c (EXPR_LAST_BODY): Remove.
6341 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6343 * except.c (eh_region_outer_p): Remove.
6344 * except.h: Remove the prototype for eh_region_outer_p.
6346 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6348 * function.c (current_function_assembler_name): Remove.
6349 * function.h: Remove the prototype for
6350 current_function_assembler_name.
6352 2009-04-16 Ian Lance Taylor <iant@google.com>
6354 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
6355 (add_reg_note): Call alloc_reg_note.
6356 * rtl.h (alloc_reg_note): Declare.
6357 * combine.c (try_combine): Use alloc_reg_note.
6358 (recog_for_combine, move_deaths): Likewise.
6359 (distribute_notes): Use alloc_reg_note and add_reg_note.
6360 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
6361 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
6362 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
6364 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
6366 PR rtl-optimization/39762
6367 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
6368 ira_may_move_out_cost): Add comments about way of their usage.
6369 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
6371 * ira-conflicts.c (process_regs_for_copy): Use function
6372 ira_get_register_move_cost instead of global
6373 ira_register_move_cost.
6375 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
6376 color_pass, move_spill_restore, update_curr_costs): Ditto.
6378 * ira-lives.c (process_single_reg_class_operands): Ditto.
6380 * ira-emit.c (emit_move_list): Ditto.
6382 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
6383 (record_reg_classes): Ditto. Use functions
6384 ira_get_register_move_cost and ira_get_may_move_cost instead of
6385 global vars ira_register_move_cost, ira_may_move_out_cost and
6386 ira_may_move_in_cost.
6387 (record_address_regs): Don't call ira_init_register_move_cost.
6388 Use function ira_get_may_move_cost instead of global
6389 ira_may_move_in_cost.
6390 (process_bb_node_for_hard_reg_moves): Use function
6391 ira_get_register_move_cost instead of global ira_register_move_cost.
6392 (ira_costs): Don't call ira_init_register_move_cost.
6394 2009-04-16 Richard Guenther <rguenther@suse.de>
6396 * tree-cfg.c (verify_gimple_assign_binary):
6397 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
6398 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
6399 (create_general_new_stmt): Note that this function is broken.
6401 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6403 * common.opt (fhelp): Add Var(help_flag).
6404 * gcc-plugin.h (plugin_info): Add help.
6405 * plugin.c (plugin_name_args): Add help.
6406 (register_plugin_info): Set plugin->help.
6407 (print_help_one_plugin): New.
6408 (print_plugins_help): New.
6409 * plugin.h (print_plugins_help): New.
6410 * toplev.c (toplev_main): Call print_plugins_help if needed.
6412 2009-04-16 Richard Guenther <rguenther@suse.de>
6414 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
6415 (gimple_ior_addresses_taken_1): New function.
6416 (gimple_ior_addresses_taken): Likewise.
6417 * gimple.h (struct gimple_statement_with_ops_base): Remove
6418 addresses_taken member.
6419 (gimple_ior_addresses_taken): Declare.
6420 (gimple_addresses_taken, gimple_addresses_taken_ptr,
6421 gimple_set_addresses_taken): Remove.
6422 * ipa-reference.c (mark_address): New function.
6423 (scan_stmt_for_static_refs): Use it for marking addresses taken.
6424 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
6425 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
6426 (gimple_add_to_addresses_taken): Remove.
6427 (get_tmr_operands): Call mark_address_taken.
6428 (get_asm_expr_operands): Likewise.
6429 (get_expr_operands): Likewise.
6430 (build_ssa_operands): Do not clear the addresses_taken bitmap.
6431 (free_stmt_operands): Do not free it.
6432 * tree-ssa.c (delete_tree_ssa): Likewise.
6433 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
6435 2009-04-16 Richard Guenther <rguenther@suse.de>
6437 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
6438 (walk_stmt_load_store_ops): Likewise.
6439 * gimple.c (get_base_loadstore): New function.
6440 (walk_stmt_load_store_addr_ops): Likewise.
6441 (walk_stmt_load_store_ops): Likewise.
6442 * ipa-pure-const.c (check_op): Simplify.
6443 (check_load, check_store): New functions.
6444 (check_stmt): Use walk_stmt_load_store_ops.
6445 * ipa-reference.c (mark_load): Adjust signature.
6446 (mark_store): Likewise.
6447 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
6449 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6451 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
6453 * opts.c (common_handle_option): Don't call print_version.
6454 * plugin.c (plugin_name_args): Add version.
6455 (register_plugin_info): New.
6456 (register_callback): Handle PLUGIN_INFO.
6457 (try_init_one_plugin): New.
6458 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
6460 (finalize_one_plugin): New.
6461 (finalize_plugins): New.
6462 (print_one_plugin): New.
6463 (print_plugins_versions): New.
6464 * plugin.h (print_plugins_versions): New.
6465 (finalize_plugins): New.
6466 * toplev.c (compile_file): Don't call initialize_plugins.
6467 (print_version): Call print_plugins_versions.
6468 (toplev_main): Call initialize_plugins. Print version if needed.
6469 Call finalize_plugins.
6471 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6473 * common.opt (fversion): New.
6474 * gcc.c (print_version): New.
6475 (process_command): Don't print the version. Just set print_version.
6476 (main): Print version. Call subprocesses if print_version and
6477 verbose_flag are set.
6478 * opts.c (common_handle_option): Handle OPT_fversion.
6480 2009-04-16 Richard Guenther <rguenther@suse.de>
6481 Ira Rosen <irar@il.ibm.com>
6483 PR tree-optimization/39698
6484 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
6485 type of the reduction variable. Only generate the def if
6488 * omp-low.c (expand_omp_for_generic): When converting to a pointer
6489 make sure to first convert to an integer of the same precision.
6490 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
6491 the type of the evolution correctly in computing the new
6492 induction variable base.
6494 2009-04-16 Richard Guenther <rguenther@suse.de>
6497 * tree-cfg.c (make_blocks): Split statements with to-be
6498 abnormal SSA names on the lhs.
6500 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
6502 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
6503 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
6504 * c-typeck.c (really_start_incremental_init): Likewise.
6505 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
6506 (TARGET_INITIALIZER): Remove it.
6507 * target.h (struct target): Remove vector_opaque_p.
6508 * tree.c (build_opaque_vector_type): New.
6509 * tree.h (TYPE_VECTOR_OPAQUE): New.
6510 (build_opaque_vector_type): Declare.
6511 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
6512 * config/rs6000/rs6000.c (build_opaque_vector_type,
6513 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
6514 (rs6000_init_builtins): Use build_opaque_vector_type for
6515 opaque_V4SI_type_node.
6517 2009-04-15 Catherine Moore <clm@codesourcery.com>
6519 * debug.h (set_name): Declare.
6520 * dwarf2out.c (dwarf2out_set_name): Declare.
6521 (dwarf2_debug_hooks): Add set_name.
6522 (find_AT_string): New.
6523 (add_AT_string): Call find_AT_string.
6524 (dwarf2out_set_name): New.
6525 * cp/decl.c (grokdeclarator): Call set_name.
6526 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
6527 * debug.c (do_nothing_debug_hooks): Likewise.
6528 * dbxout.c (dbx_debug_hooks): Likewise.
6529 * sdbout.c (sdb_debug_hooks): Likewise.
6531 2009-04-15 Michael Eager <eager@eagercon.com>
6533 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
6534 reg for single-precision FPU.
6535 * config/rs6000/rs6000.md (movsi_internal1): Only for
6537 (movsi_internal1_single): New. Add pattern to move SI values to/from
6538 single-precision FP regs.
6540 2009-04-15 Richard Guenther <rguenther@suse.de>
6542 * omp-low.c (lower_rec_input_clauses): Build correct address
6544 (expand_omp_for_generic): Fix multiplication type.
6545 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
6546 (generate_memset_zero): Fix types.
6547 * tree-profile.c (prepare_instrumented_value): Correctly
6550 2009-04-15 Ian Lance Taylor <iant@google.com>
6552 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
6553 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
6554 for -Wall and for -Wc++-compat.
6555 (c_common_post_options): For C++, set warn_enum_compare if not
6557 * c-tree.h (struct c_expr): Add field original_type.
6558 (build_external_ref): Update declaration.
6559 * c-parser.c (c_parser_braced_init): Set original_type.
6560 (c_parser_initelt): Likewise.
6561 (c_parser_expr_no_commas): Likewise.
6562 (c_parser_conditional_expression): Likewise.
6563 (c_parser_cast_expression): Likewise.
6564 (c_parser_unary_expression): Likewise. Pull setting of
6565 original_code to top of function.
6566 (c_parser_sizeof_expression): Set original_type.
6567 (c_parser_alignof_expression): Likewise.
6568 (c_parser_postfix_expression): Likewise. Pull setting of
6569 original_code to top of function.
6570 (c_parser_postfix_expression_after_paren_type): Set original_type.
6571 (c_parser_postfix_expression_after_primary): Likewise.
6572 (c_parser_expression): Likewise.
6573 * c-typeck.c (build_external_ref): Add type parameter. Change all
6575 (c_expr_sizeof_expr): Set original_type field.
6576 (parser_build_unary_op): Likewise.
6577 (parser_build_binary_op): Likewise. Optionally warn about
6578 comparisons of enums of different types.
6579 (digest_init): Set original_type field.
6580 (really_start_incremental_init): Likewise.
6581 (push_init_level, pop_init_level): Likewise.
6582 * doc/invoke.texi (Warning Options): -Wenum-compare now
6585 2009-04-15 Richard Guenther <rguenther@suse.de>
6587 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
6588 out a necessary conversion.
6589 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
6590 names we didn't value number.
6591 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
6593 2009-04-15 Richard Guenther <rguenther@suse.de>
6595 PR tree-optimization/39764
6596 * tree-ssa-ccp.c (get_value): Canonicalize value with
6597 canonicalize_float_value.
6599 2009-04-15 Jan Hubicka <jh@suse.cz>
6601 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
6602 Wrong version of patch.
6604 2009-04-15 Jan Hubicka <jh@suse.cz>
6606 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
6608 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
6610 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
6611 our distinct integral and vector types.
6613 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
6615 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
6616 * init.c (build_vtbl_address): Remove call to assemble_external.
6618 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
6620 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
6621 output for other floating point modes.
6623 2009-04-14 Diego Novillo <dnovillo@google.com>
6625 * diagnostic.c (diagnostic_report_diagnostic): Do not
6626 warn about loaded plugins for DK_ERROR and DK_WARNING.
6627 * c-decl.c (declspecs_add_type): Move call to
6628 invoke_plugin_callbacks ...
6629 * c-parser.c (c_parser_declspecs): ... here.
6630 * plugin.c (dump_active_plugins): Tidy output.
6632 2009-04-14 Diego Novillo <dnovillo@google.com>
6633 Le-Chun Wu <lcwu@google.com>
6635 * configure.ac: Add --enable-plugin support.
6636 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
6637 * Makefile.in (PLUGIN_H): Define.
6638 Export ENABLE_PLUGIN and GMPINC to site.exp.
6639 Add PLUGINLIBS to link command.
6640 Add/modify dependencies for plugin.o and files including plugin.h.
6642 * config.in: Regenerate.
6644 * opts.c (common_handle_option): Handle OPT_fplugin_ and
6647 2009-04-14 Le-Chun Wu <lcwu@google.com>
6649 * tree-pass.h (register_one_dump_file): Add a prototype for
6650 register_one_dump_file.
6651 * toplev.c (compile_file): Call initialize_plugins.
6652 (do_compile): Call invoke_plugin_callbacks.
6653 (toplev_main): Call invoke_plugin_callbacks.
6654 * common.opt: Add -fplugin= and -fplugin-arg-.
6655 * gcc-plugin.h: New public header file for plugins to include.
6656 * plugin.c: New source file.
6657 * plugin.h: New internal header file.
6658 * passes.c (register_one_dump_file): Make it external.
6660 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
6662 2009-04-14 Diego Novillo <dnovillo@google.com>
6664 * doc/plugins.texi: New.
6665 * doc/gccint.texi: Add reference to Plugins chapter.
6666 * doc/invoke.texi: Document -fplugin and -fplugin-arg
6667 * diagnostic.c (diagnostic_report_diagnostic): Warn about
6668 loaded plugins, if any.
6669 * timevar.def (TV_PLUGIN_INIT): Define.
6670 (TV_PLUGIN_RUN): Define.
6671 * plugin.c: Include timevar.h
6672 (plugins_active_p): New.
6673 (dump_active_plugins): New.
6674 (debug_active_plugins): New.
6676 2009-04-14 Joseph Myers <joseph@codesourcery.com>
6678 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
6680 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
6682 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
6684 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
6685 the same as a minus without a shift.
6687 2009-04-14 Nick Clifton <nickc@redhat.com>
6689 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
6690 comparisons with small integers will always produce a short
6693 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
6696 2008-12-19 Diego Novillo <dnovillo@google.com>
6698 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
6700 2009-04-14 Richard Guenther <rguenther@suse.de>
6702 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
6704 (verify_gimple_assign_binary): Likewise. Handle shifts and
6706 (verify_gimple_phi): Print the mismatched argument position.
6707 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6709 (vect_update_init_of_dr): Likewise.
6710 * matrix-reorg.c (transform_access_sites): Do what the
6712 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
6714 2009-04-13 Michael Eager <eager@eagercon.com>
6716 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
6717 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
6718 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
6719 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
6720 remove duplicate config
6722 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6724 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
6725 file_name:line_number type locator of the call site.
6727 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
6729 * genautomata.c: Put blank after comma.
6730 (automaton_decls): New.
6731 (struct unit_usage): Add comments to member next.
6732 (store_alt_unit_usage): Keep the list ordered.
6733 (unit_present_on_list_p, equal_alternatives_p): New.
6734 (check_regexp_units_distribution): Check units distribution
6735 correctness correctly.
6736 (main): Don't write automata if error is found. Return correct
6739 * config/m68k/cf.md (cfv4_ds): Remove.
6740 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
6741 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
6743 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
6744 power4-load-ext, power4-store, power4-store-update,
6745 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
6746 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
6747 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
6748 power4-sqrt, power4-isync): Modify reservation to make correct
6749 unit distribution to automata.
6751 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
6752 power5-store-update, power5-two, power5-three, power5-lmul,
6753 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
6755 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
6757 * except.c (pass_set_nothrow_function_flags): Set name and add
6759 (set_nothrow_function_flags): Mention in the dump file when
6760 changing a function to nothrow.
6762 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
6765 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
6766 instead of unsigned long.
6768 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6770 * config/arm/arm.c (return_used_this_function): Remove.
6771 (arm_output_function_prologue): Remove use of
6772 return_used_this_function.
6773 (output_return_instruction): Replace use of
6774 return_used_this_function
6775 by cfun->machine->return_used_this_function.
6776 (arm_output_epilogue): Likewise.
6777 (arm_output_function_epilogue): Likewise.
6778 (thumb_unexpanded_epilogue): Likewise.
6779 * config/arm/arm.h (struct machine_function):
6780 New member return_used_this_function.
6782 2009-04-12 Mark Mitchell <mark@codesourcery.com>
6784 * doc/install.texi: Correct description of default directory for
6785 --with-gxx-include-dir.
6787 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
6789 * fold-const.c (build_range_check): Properly deal with enumeral and
6792 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
6794 * doc/invoke.texi (max_gcse_passes): Remove documentation.
6795 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
6796 * params.h (MAX_GCSE_PASSES): Remove.
6797 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
6798 in sequence. Remove ability to run multiple passes.
6799 (bypass_jumps): Report run as third CPROP pass.
6801 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
6804 * except.c (can_throw_external): Look at each insn in a SEQUENCE
6805 when deciding whether the whole SEQUENCE can throw.
6807 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
6810 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
6811 offseted label references.
6813 2009-04-11 Jan Hubicka <jh@suse.cz>
6815 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
6817 2009-04-11 Richard Guenther <rguenther@suse.de>
6820 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
6821 return variables as TREE_ADDRESSABLE.
6823 2009-04-11 Richard Guenther <rguenther@suse.de>
6825 PR tree-optimization/39713
6826 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
6827 reference trees have SSA_NAME operands.
6829 2009-04-11 Richard Guenther <rguenther@suse.de>
6832 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
6833 address expressions.
6835 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
6837 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
6838 match changes in Cygwin 1.7
6839 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
6840 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
6842 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6844 PR tree-optimization/39701
6845 * doc/invoke.texi (Optimization Options): Document change in
6846 meaning and initialization of -fdelete-null-pointer-checks.
6848 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6851 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
6853 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
6856 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
6858 2009-04-10 Chao-ying Fu <fu@mips.com>
6860 * doc/tm.texi (Instruction Output): Document
6861 TARGET_ASM_FINAL_POSTSCAN_INSN.
6862 * target.h (final_postscan_insn): New field in asm_out.
6863 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6864 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
6865 * final.c (final_scan_insn): Call
6866 targetm.asm_out.final_postscan_insn after outputting
6867 an asm macro and a normal instruction.
6869 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
6870 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
6871 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
6872 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
6873 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6875 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6878 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
6879 variables as non-NULL even with -fdelete-null-pointer-checks.
6881 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6883 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
6885 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
6888 * config/i386/i386.c (classify_argument): Handle SCmode with
6889 (bit_offset % 64) != 0.
6891 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
6893 * doc/invoke.texi (Optimize Options): Add cross-reference to
6894 -Q --help=optimizers examples.
6896 2009-04-10 Ben Elliston <bje@au.ibm.com>
6899 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
6900 regalign for the reg == fpr and TDmode case.
6902 2009-04-09 David Ayers <ayers@fsfe.org>
6905 * objc/objc-act.c (warn_with_method): Remove helper function.
6906 (check_duplicates): Call warning and inform directly.
6907 (really_start_method): Likewise.
6909 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
6911 * expmed.c (expand_divmod): Always use a comparison for a division
6912 by a large unsigned integer.
6914 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
6915 for things others than variables or functions as nonzero.
6917 2009-04-09 Nick Clifton <nickc@redhat.com>
6919 * unwind-compat.c: Change copyright header to refer to version
6920 3 of the GNU General Public License with version 3.1 of the
6921 GCC Runtime Library Exception and to point readers at the
6922 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
6923 * config/alpha/crtfastmath.c: Likewise.
6924 * config/alpha/linux-unwind.h: Likewise.
6925 * config/alpha/qrnnd.asm: Likewise.
6926 * config/alpha/vms-crt0-64.c: Likewise.
6927 * config/alpha/vms-crt0.c: Likewise.
6928 * config/alpha/vms-dwarf2.asm: Likewise.
6929 * config/alpha/vms-dwarf2eh.asm: Likewise.
6930 * config/alpha/vms-psxcrt0-64.c: Likewise.
6931 * config/alpha/vms-psxcrt0.c: Likewise.
6932 * config/alpha/vms_tramp.asm: Likewise.
6933 * config/arc/initfini.c: Likewise.
6934 * config/arc/lib1funcs.asm: Likewise.
6935 * config/arm/bpabi-v6m.S: Likewise.
6936 * config/arm/bpabi.S: Likewise.
6937 * config/arm/bpabi.c: Likewise.
6938 * config/arm/crti.asm: Likewise.
6939 * config/arm/crtn.asm: Likewise.
6940 * config/arm/ieee754-df.S: Likewise.
6941 * config/arm/ieee754-sf.S: Likewise.
6942 * config/arm/lib1funcs.asm: Likewise.
6943 * config/arm/libunwind.S: Likewise.
6944 * config/arm/linux-atomic.c: Likewise.
6945 * config/arm/mmintrin.h: Likewise.
6946 * config/arm/pr-support.c: Likewise.
6947 * config/arm/unaligned-funcs.c: Likewise.
6948 * config/arm/unwind-arm.c: Likewise.
6949 * config/arm/unwind-arm.h: Likewise.
6950 * config/avr/libgcc.S: Likewise.
6951 * config/bfin/crti.s: Likewise.
6952 * config/bfin/crtlibid.s: Likewise.
6953 * config/bfin/crtn.s: Likewise.
6954 * config/bfin/lib1funcs.asm: Likewise.
6955 * config/bfin/linux-unwind.h: Likewise.
6956 * config/cris/arit.c: Likewise.
6957 * config/cris/cris_abi_symbol.c: Likewise.
6958 * config/darwin-64.c: Likewise.
6959 * config/darwin-crt2.c: Likewise.
6960 * config/darwin-crt3.c: Likewise.
6961 * config/darwin.h: Likewise.
6962 * config/dbxelf.h: Likewise.
6963 * config/dfp-bit.c: Likewise.
6964 * config/dfp-bit.h: Likewise.
6965 * config/elfos.h: Likewise.
6966 * config/fixed-bit.c: Likewise.
6967 * config/fixed-bit.h: Likewise.
6968 * config/fp-bit.c: Likewise.
6969 * config/fp-bit.h: Likewise.
6970 * config/fr30/crti.asm: Likewise.
6971 * config/fr30/crtn.asm: Likewise.
6972 * config/fr30/lib1funcs.asm: Likewise.
6973 * config/freebsd-spec.h: Likewise.
6974 * config/frv/cmovd.c: Likewise.
6975 * config/frv/cmovh.c: Likewise.
6976 * config/frv/cmovw.c: Likewise.
6977 * config/frv/frvbegin.c: Likewise.
6978 * config/frv/frvend.c: Likewise.
6979 * config/frv/lib1funcs.asm: Likewise.
6980 * config/glibc-stdint.h: Likewise.
6981 * config/h8300/clzhi2.c: Likewise.
6982 * config/h8300/crti.asm: Likewise.
6983 * config/h8300/crtn.asm: Likewise.
6984 * config/h8300/ctzhi2.c: Likewise.
6985 * config/h8300/fixunssfsi.c: Likewise.
6986 * config/h8300/lib1funcs.asm: Likewise.
6987 * config/h8300/parityhi2.c: Likewise.
6988 * config/h8300/popcounthi2.c: Likewise.
6989 * config/i386/ammintrin.h: Likewise.
6990 * config/i386/att.h: Likewise.
6991 * config/i386/avxintrin.h: Likewise.
6992 * config/i386/biarch64.h: Likewise.
6993 * config/i386/bmmintrin.h: Likewise.
6994 * config/i386/cpuid.h: Likewise.
6995 * config/i386/cross-stdarg.h: Likewise.
6996 * config/i386/crtfastmath.c: Likewise.
6997 * config/i386/crtprec.c: Likewise.
6998 * config/i386/cygming-crtbegin.c: Likewise.
6999 * config/i386/cygming-crtend.c: Likewise.
7000 * config/i386/cygwin.asm: Likewise.
7001 * config/i386/emmintrin.h: Likewise.
7002 * config/i386/gmm_malloc.h: Likewise.
7003 * config/i386/gthr-win32.c: Likewise.
7004 * config/i386/i386.h: Likewise.
7005 * config/i386/immintrin.h: Likewise.
7006 * config/i386/linux-unwind.h: Likewise.
7007 * config/i386/linux64.h: Likewise.
7008 * config/i386/mm3dnow.h: Likewise.
7009 * config/i386/mmintrin-common.h: Likewise.
7010 * config/i386/mmintrin.h: Likewise.
7011 * config/i386/nmmintrin.h: Likewise.
7012 * config/i386/pmm_malloc.h: Likewise.
7013 * config/i386/pmmintrin.h: Likewise.
7014 * config/i386/smmintrin.h: Likewise.
7015 * config/i386/sol2-c1.asm: Likewise.
7016 * config/i386/sol2-ci.asm: Likewise.
7017 * config/i386/sol2-cn.asm: Likewise.
7018 * config/i386/sol2-gc1.asm: Likewise.
7019 * config/i386/tmmintrin.h: Likewise.
7020 * config/i386/unix.h: Likewise.
7021 * config/i386/w32-unwind.h: Likewise.
7022 * config/i386/wmmintrin.h: Likewise.
7023 * config/i386/x86-64.h: Likewise.
7024 * config/i386/x86intrin.h: Likewise.
7025 * config/i386/xmmintrin.h: Likewise.
7026 * config/ia64/crtbegin.asm: Likewise.
7027 * config/ia64/crtend.asm: Likewise.
7028 * config/ia64/crtfastmath.c: Likewise.
7029 * config/ia64/crti.asm: Likewise.
7030 * config/ia64/crtn.asm: Likewise.
7031 * config/ia64/fde-glibc.c: Likewise.
7032 * config/ia64/lib1funcs.asm: Likewise.
7033 * config/ia64/linux-unwind.h: Likewise.
7034 * config/ia64/quadlib.c: Likewise.
7035 * config/ia64/unwind-ia64.c: Likewise.
7036 * config/linux.h: Likewise.
7037 * config/m32c/m32c-lib1.S: Likewise.
7038 * config/m32c/m32c-lib2-trapv.c: Likewise.
7039 * config/m32c/m32c-lib2.c: Likewise.
7040 * config/m32r/initfini.c: Likewise.
7041 * config/m68hc11/larith.asm: Likewise.
7042 * config/m68hc11/m68hc11-crt0.S: Likewise.
7043 * config/m68k/cf.md: Likewise.
7044 * config/m68k/crti.s: Likewise.
7045 * config/m68k/crtn.s: Likewise.
7046 * config/m68k/lb1sf68.asm: Likewise.
7047 * config/m68k/linux-unwind.h: Likewise.
7048 * config/mcore/crti.asm: Likewise.
7049 * config/mcore/crtn.asm: Likewise.
7050 * config/mcore/lib1.asm: Likewise.
7051 * config/mips/linux-unwind.h: Likewise.
7052 * config/mips/loongson.h: Likewise.
7053 * config/mips/mips16.S: Likewise.
7054 * config/mmix/crti.asm: Likewise.
7055 * config/mmix/crtn.asm: Likewise.
7056 * config/pa/fptr.c: Likewise.
7057 * config/pa/hpux-unwind.h: Likewise.
7058 * config/pa/lib2funcs.asm: Likewise.
7059 * config/pa/linux-atomic.c: Likewise.
7060 * config/pa/linux-unwind.h: Likewise.
7061 * config/pa/milli64.S: Likewise.
7062 * config/pa/quadlib.c: Likewise.
7063 * config/pa/stublib.c: Likewise.
7064 * config/picochip/libgccExtras/adddi3.asm: Likewise.
7065 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
7066 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
7067 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
7068 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
7069 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
7070 * config/picochip/libgccExtras/divmod15.asm: Likewise.
7071 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
7072 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
7073 * config/picochip/libgccExtras/longjmp.asm: Likewise.
7074 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
7075 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
7076 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
7077 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
7078 * config/picochip/libgccExtras/setjmp.asm: Likewise.
7079 * config/picochip/libgccExtras/subdi3.asm: Likewise.
7080 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
7081 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
7082 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
7083 * config/rs6000/750cl.h: Likewise.
7084 * config/rs6000/altivec.h: Likewise.
7085 * config/rs6000/biarch64.h: Likewise.
7086 * config/rs6000/crtresfpr.asm: Likewise.
7087 * config/rs6000/crtresgpr.asm: Likewise.
7088 * config/rs6000/crtresxfpr.asm: Likewise.
7089 * config/rs6000/crtresxgpr.asm: Likewise.
7090 * config/rs6000/crtsavfpr.asm: Likewise.
7091 * config/rs6000/crtsavgpr.asm: Likewise.
7092 * config/rs6000/darwin-asm.h: Likewise.
7093 * config/rs6000/darwin-fallback.c: Likewise.
7094 * config/rs6000/darwin-fpsave.asm: Likewise.
7095 * config/rs6000/darwin-ldouble.c: Likewise.
7096 * config/rs6000/darwin-tramp.asm: Likewise.
7097 * config/rs6000/darwin-unwind.h: Likewise.
7098 * config/rs6000/darwin-vecsave.asm: Likewise.
7099 * config/rs6000/darwin-world.asm: Likewise.
7100 * config/rs6000/e500crtres32gpr.asm: Likewise.
7101 * config/rs6000/e500crtres64gpr.asm: Likewise.
7102 * config/rs6000/e500crtres64gprctr.asm: Likewise.
7103 * config/rs6000/e500crtrest32gpr.asm: Likewise.
7104 * config/rs6000/e500crtrest64gpr.asm: Likewise.
7105 * config/rs6000/e500crtresx32gpr.asm: Likewise.
7106 * config/rs6000/e500crtresx64gpr.asm: Likewise.
7107 * config/rs6000/e500crtsav32gpr.asm: Likewise.
7108 * config/rs6000/e500crtsav64gpr.asm: Likewise.
7109 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
7110 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
7111 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
7112 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
7113 * config/rs6000/eabi-ci.asm: Likewise.
7114 * config/rs6000/eabi-cn.asm: Likewise.
7115 * config/rs6000/eabi.asm: Likewise.
7116 * config/rs6000/linux-unwind.h: Likewise.
7117 * config/rs6000/linux64.h: Likewise.
7118 * config/rs6000/paired.h: Likewise.
7119 * config/rs6000/paired.md: Likewise.
7120 * config/rs6000/ppc64-fp.c: Likewise.
7121 * config/rs6000/ppu_intrinsics.h: Likewise.
7122 * config/rs6000/rs6000.h: Likewise.
7123 * config/rs6000/si2vmx.h: Likewise.
7124 * config/rs6000/sol-ci.asm: Likewise.
7125 * config/rs6000/sol-cn.asm: Likewise.
7126 * config/rs6000/spe.h: Likewise.
7127 * config/rs6000/spu2vmx.h: Likewise.
7128 * config/rs6000/sysv4.h: Likewise.
7129 * config/rs6000/tramp.asm: Likewise.
7130 * config/rs6000/vec_types.h: Likewise.
7131 * config/s390/linux-unwind.h: Likewise.
7132 * config/s390/tpf-unwind.h: Likewise.
7133 * config/score/crti.asm: Likewise.
7134 * config/score/crtn.asm: Likewise.
7135 * config/sh/crt1.asm: Likewise.
7136 * config/sh/crti.asm: Likewise.
7137 * config/sh/crtn.asm: Likewise.
7138 * config/sh/divtab-sh4-300.c: Likewise.
7139 * config/sh/divtab-sh4.c: Likewise.
7140 * config/sh/divtab.c: Likewise.
7141 * config/sh/lib1funcs-4-300.asm: Likewise.
7142 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
7143 * config/sh/lib1funcs.asm: Likewise.
7144 * config/sh/lib1funcs.h: Likewise.
7145 * config/sh/linux-atomic.asm: Likewise.
7146 * config/sh/linux-unwind.h: Likewise.
7147 * config/sh/shmedia.h: Likewise.
7148 * config/sh/sshmedia.h: Likewise.
7149 * config/sh/ushmedia.h: Likewise.
7150 * config/sparc/crtfastmath.c: Likewise.
7151 * config/sparc/linux-unwind.h: Likewise.
7152 * config/sparc/sol2-c1.asm: Likewise.
7153 * config/sparc/sol2-ci.asm: Likewise.
7154 * config/sparc/sol2-cn.asm: Likewise.
7155 * config/spu/divmodti4.c: Likewise.
7156 * config/spu/divv2df3.c: Likewise.
7157 * config/spu/float_disf.c: Likewise.
7158 * config/spu/float_unsdidf.c: Likewise.
7159 * config/spu/float_unsdisf.c: Likewise.
7160 * config/spu/float_unssidf.c: Likewise.
7161 * config/spu/mfc_multi_tag_release.c: Likewise.
7162 * config/spu/mfc_multi_tag_reserve.c: Likewise.
7163 * config/spu/mfc_tag_release.c: Likewise.
7164 * config/spu/mfc_tag_reserve.c: Likewise.
7165 * config/spu/mfc_tag_table.c: Likewise.
7166 * config/spu/multi3.c: Likewise.
7167 * config/spu/spu_internals.h: Likewise.
7168 * config/spu/spu_intrinsics.h: Likewise.
7169 * config/spu/spu_mfcio.h: Likewise.
7170 * config/spu/vec_types.h: Likewise.
7171 * config/spu/vmx2spu.h: Likewise.
7172 * config/stormy16/stormy16-lib2.c: Likewise.
7173 * config/svr4.h: Likewise.
7174 * config/sync.c: Likewise.
7175 * config/v850/lib1funcs.asm: Likewise.
7176 * config/vxlib-tls.c: Likewise.
7177 * config/vxlib.c: Likewise.
7178 * config/vxworks-dummy.h: Likewise.
7179 * config/xtensa/crti.asm: Likewise.
7180 * config/xtensa/crtn.asm: Likewise.
7181 * config/xtensa/ieee754-df.S: Likewise.
7182 * config/xtensa/ieee754-sf.S: Likewise.
7183 * config/xtensa/lib1funcs.asm: Likewise.
7184 * config/xtensa/lib2funcs.S: Likewise.
7185 * config/xtensa/linux-unwind.h: Likewise.
7186 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
7187 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
7188 * coretypes.h: Likewise.
7189 * crtstuff.c: Likewise.
7190 * defaults.h: Likewise.
7191 * dwarf2.h: Likewise.
7192 * emutls.c: Likewise.
7193 * gbl-ctors.h: Likewise.
7194 * gcov-io.h: Likewise.
7195 * ginclude/float.h: Likewise.
7196 * ginclude/iso646.h: Likewise.
7197 * ginclude/stdarg.h: Likewise.
7198 * ginclude/stdbool.h: Likewise.
7199 * ginclude/stddef.h: Likewise.
7200 * ginclude/stdfix.h: Likewise.
7201 * ginclude/stdint-gcc.h: Likewise.
7202 * ginclude/tgmath.h: Likewise.
7203 * gthr-aix.h: Likewise.
7204 * gthr-dce.h: Likewise.
7205 * gthr-gnat.c: Likewise.
7206 * gthr-gnat.h: Likewise.
7207 * gthr-lynx.h: Likewise.
7208 * gthr-mipssde.h: Likewise.
7209 * gthr-nks.h: Likewise.
7210 * gthr-posix.c: Likewise.
7211 * gthr-posix.h: Likewise.
7212 * gthr-posix95.h: Likewise.
7213 * gthr-rtems.h: Likewise.
7214 * gthr-single.h: Likewise.
7215 * gthr-solaris.h: Likewise.
7216 * gthr-tpf.h: Likewise.
7217 * gthr-vxworks.h: Likewise.
7218 * gthr-win32.h: Likewise.
7220 * libgcc2.c: Likewise.
7221 * libgcc2.h: Likewise.
7222 * libgcov.c: Likewise.
7223 * tsystem.h: Likewise.
7224 * typeclass.h: Likewise.
7225 * unwind-c.c: Likewise.
7226 * unwind-compat.h: Likewise.
7227 * unwind-dw2-fde-compat.c: Likewise.
7228 * unwind-dw2-fde-darwin.c: Likewise.
7229 * unwind-dw2-fde-glibc.c: Likewise.
7230 * unwind-dw2-fde.c: Likewise.
7231 * unwind-dw2-fde.h: Likewise.
7232 * unwind-dw2.c: Likewise.
7233 * unwind-dw2.h: Likewise.
7234 * unwind-generic.h: Likewise.
7235 * unwind-pe.h: Likewise.
7236 * unwind-sjlj.c: Likewise.
7237 * unwind.inc: Likewise.
7238 * config/arm/neon-gen.ml: Change generated copyright header to
7239 refer to version 3 of the GNU General Public License with
7240 version 3.1 of the GCC Runtime Library Exception and to point
7241 readers at the COPYING3 and COPYING3.RUNTIME files and the
7242 FSF's license web page.
7243 * config/arm/arm_neon.h: Regenerate.
7245 2009-04-09 Jakub Jelinek <jakub@redhat.com>
7247 * config/cris/cris.md: Change copyright header to refer to version
7248 3 of the GNU General Public License.
7249 * doc/install.texi2html: Change copyright header to refer to version
7250 3 of the GNU General Public License and to point readers at the
7251 COPYING3 file and the FSF's license web page.
7252 * config/vax/linux.h: Likewise.
7254 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
7256 * config/i386/i386.md (cmpcc): New.
7257 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
7258 (sync_compare_and_swap_cc*): Delete.
7260 * config/s390/s390.c (s390_compare_emitted): Remove.
7261 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
7262 s390_compare_emitted used to be handled. Assert that modes match.
7263 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
7264 refer to sync_compare_and_swap_ccsi.
7265 * config/s390/s390.h (s390_compare_emitted): Remove.
7266 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
7267 instead of s390_compare_emitted.
7268 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
7269 instead of s390_compare_emitted.
7270 * config/s390/s390.md (cmpcc): New.
7271 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
7272 CC_REGNUM, do not pretend it's set.
7273 (sync_compare_and_swap_cc*): Delete.
7274 * config/s390/predicates.md (cc_reg_operand): New.
7276 * expr.c (sync_compare_and_swap_cc): Delete.
7277 * optabs.h (sync_compare_and_swap_cc): Delete.
7278 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
7279 is being used with can_compare_p.
7280 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
7282 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
7283 look for a MODE_CC set instead. Use emit_store_flag.
7284 (expand_compare_and_swap_loop): Likewise, with some additional
7285 complication to avoid a force_reg when useless. Use
7286 emit_cmp_and_jump_insns.
7287 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
7288 * doc/md.texi (sync_compare_and_swap_cc): Merge with
7289 sync_compare_and_swap documentation.
7291 2009-04-09 Jan Hubicka <jh@suse.cz>
7293 * except.c (find_prev_try): Break out from ....
7294 (duplicate_eh_regions): ... here; properly update prev_try pointers
7295 when duplication part of tree.
7296 (dump_eh_tree): Improve dumping.
7297 (verify_eh_region): New.
7298 (verify_eh_tree): Use it.
7300 2009-04-06 Richard Guenther <rguenther@suse.de>
7302 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
7303 &ARRAY addresses by adjusting their types and prepending
7305 * tree-cfg.c (verify_gimple_assign_single): Verify that
7306 addresses are correct.
7308 2009-04-09 Richard Guenther <rguenther@suse.de>
7310 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
7311 indices into an array reference if possible.
7312 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7313 Fold POINTER_PLUS_EXPR statements with invariant address.
7315 2009-04-09 Alan Modra <amodra@bigpond.net.au>
7318 * config.gcc (powerpc64-*-linux*): Always build biarch.
7320 2009-04-09 Joseph Myers <joseph@codesourcery.com>
7323 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
7324 it and pedwarn if this results in an INTEGER_CST.
7326 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7328 * doc/install.texi: Update minimum GMP version. Remove obsolete
7329 text in MPFR section.
7331 2009-04-08 Jakub Jelinek <jakub@redhat.com>
7333 * dwarf2out.c (class_scope_p): New static inline.
7334 (class_or_namespace_scope_p): Use it.
7335 (gen_variable_die): Use DW_TAG_member tag for static data member
7336 declarations instead of DW_TAG_variable.
7339 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
7342 2009-04-08 Richard Guenther <rguenther@suse.de>
7344 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
7345 valueize random data.
7347 2009-04-08 David Edelsohn <edelsohn@gnu.org>
7349 * config.gcc (aix tm_file): Add aix-stdint.h.
7350 (aix tm clause use_gcc_stdint): Set to wrap.
7351 * config/rs6000/aix-stdint.h: New file.
7353 2009-04-08 Richard Guenther <rguenther@suse.de>
7356 * tree-dfa.c (add_referenced_var): Do not recurse into
7357 global initializers.
7358 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
7360 (fold_const_aggregate_ref): Likewise.
7362 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7364 * recog.c (ordered_comparison_operator): New.
7365 * gensupport.c (std_preds): Add it.
7366 * doc/md.texi (Machine-Independent Predicates): Document it.
7368 2009-04-08 Jan Hubicka <jh@suse.cz>
7370 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
7371 * function.h (rtl_eh): Remove exception_handler_label_map.
7372 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
7373 remove_exception_handler_label, for_each_eh_label_1): Remove.
7374 (rtl_remove_unreachable_regions): Remove.
7375 (convert_from_eh_region_ranges): Do not remove unreachable regions.
7376 (find_exception_handler_labels): Don't build the hashtable.
7377 (maybe_remove_eh_handler): Remove.
7378 (for_each_eh_label): Rewrite to walk the tree.
7379 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
7380 * except.h (maybe_remove_eh_handler): Remove.
7381 * passes.c (init_optimization_passes): Schedule second EH cleanup
7383 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
7384 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
7386 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7388 * genoutput.c (validate_optab_operands): New.
7389 (gen_insn, gen_expand): Call it.
7391 * genflags.c (gen_insn): Detect misused iterators.
7392 (main): Pass line_no to gen_insn, exit with status 1 on error.
7394 * genextract.c (line_no): Make global.
7395 (VEC_safe_set_locstr): Change assertion to error message.
7396 (main): Exit with status 1 on error.
7398 2009-04-08 Joseph Myers <joseph@codesourcery.com>
7402 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7403 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7404 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
7405 * c-convert.c (convert): Do not call fold on results of conversion
7406 functions when the result is a C_MAYBE_CONST_EXPR.
7407 * c-parser.c (c_parser_postfix_expression): Do not fold condition
7408 of __builtin_choose_expr.
7409 * c-typeck.c (remove_c_maybe_const_expr): New.
7410 (build_unary_op, build_conditional_expr, build_compound_expr,
7411 build_binary_op, c_objc_common_truthvalue_conversion): Call
7412 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
7415 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
7417 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
7418 CODE to produce a new one. Add a prototype to use fold_convert_const
7420 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
7423 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
7424 mix declarations and code.
7426 2009-04-08 Ben Elliston <bje@au.ibm.com>
7428 * gcc.c: Replace `CC' with `GCC' throughout.
7430 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
7432 * doc/invoke.texi: Document Atom support.
7434 2009-04-07 Jason Merrill <jason@redhat.com>
7437 * c-common.h, c-common.c: Add flag_pretty_templates.
7438 * c-opts.c (c_common_handle_option): Set it.
7439 * c.opt: Add -fno-pretty-templates.
7440 * doc/invoke.texi (C++ Dialect Options): Likewise.
7442 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
7444 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
7445 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
7446 (ia64_expand_builtin): Likewise.
7448 2009-04-07 Martin Jambor <mjambor@suse.cz>
7450 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
7451 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
7452 ADDR_EXPRS are include too.
7454 2009-04-07 Richard Guenther <rguenther@suse.de>
7456 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
7457 decls are only used if passes as parameters or if they are
7458 local statics and the call is not to a builtin.
7459 (call_may_clobber_ref_p_1): Likewise.
7461 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7463 * expr.c (do_store_flag): Remove last argument. Simplify code
7464 to avoid duplication of tests already done by can_compare_p.
7465 (expand_expr_real_1): Adjust caller.
7467 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7469 * optabs.c (can_compare_p): Test the predicate of a
7470 cbranch and cstore pattern.
7472 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7474 * expr.c (convert_move): Use emit_store_flag instead of
7477 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7479 * config/i386/i386.c (ix86_compare_emitted): Remove.
7480 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
7481 ix86_compare_op0 like ix86_compare_emitted used to be handled.
7482 * config/i386/i386.h (ix86_compare_emitted): Remove.
7483 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
7484 instead of ix86_compare_emitted.
7485 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
7487 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
7489 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
7490 Add t-sysroot-suffix to tmake_file.
7491 * config/print-sysroot-suffix.sh: New file.
7492 * config/t-sysroot-suffix: New file.
7494 2009-04-07 Ben Elliston <bje@au.ibm.com>
7496 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
7497 as the latter produces a warning when the target does not support
7500 2009-04-07 Ben Elliston <bje@au.ibm.com>
7502 * dfp.c: Replace type punning assignments with memcpy throughout.
7503 * Makefile.in (dfp.o-warn): Remove.
7505 2009-04-07 Alan Modra <amodra@bigpond.net.au>
7508 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
7509 Include soft-fp/t-softfp after rs6000/t-linux64.
7511 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
7513 * stor-layout.c (set_sizetype): Use the full precision of their
7514 machine mode for bitsize types.
7516 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
7518 * config/i386/i386.md: Revert 2 accidental checkins.
7520 2009-04-06 Joey Ye <joey.ye@intel.com>
7521 Xuepeng Guo <xuepeng.guo@intel.com>
7522 H.J. Lu <hongjiu.lu@intel.com>
7524 Atom pipeline model, tuning and insn selection.
7525 * config.gcc (atom): Add atom config options and target.
7527 * config/i386/atom.md: New.
7529 * config/i386/i386.c (atom_cost): New cost.
7530 (m_ATOM): New macro flag.
7531 (initial_ix86_tune_features): Set m_ATOM.
7532 (x86_accumulate_outgoing_args): Likewise.
7533 (x86_arch_always_fancy_math_387): Likewise.
7534 (processor_target): Add Atom cost.
7535 (cpu_names): Add Atom cpu name.
7536 (override_options): Set Atom ISA.
7537 (ix86_issue_rate): New case PROCESSOR_ATOM.
7538 (ix86_adjust_cost): Likewise.
7540 * config/i386/i386.h (TARGET_ATOM): New target macro.
7541 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
7542 (TARGET_OPT_AGU): New target option.
7543 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
7544 (processor_type): Add PROCESSOR_ATOM.
7546 * config/i386/i386.md (cpu): Add new value "atom".
7547 (use_carry, movu): New attr.
7548 (atom.md): Include atom.md.
7549 (adddi3_carry_rex64): Set attr "use_carry".
7550 (addqi3_carry): Likewise.
7551 (addhi3_carry): Likewise.
7552 (addsi3_carry): Likewise.
7553 (*addsi3_carry_zext): Likewise.
7554 (subdi3_carry_rex64): Likewise.
7555 (subqi3_carry): Likewise.
7556 (subhi3_carry): Likewise.
7557 (subsi3_carry): Likewise.
7558 (x86_movdicc_0_m1_rex64): Likewise.
7559 (*x86_movdicc_0_m1_se): Likewise.
7560 (x86_movsicc_0_m1): Likewise.
7561 (*x86_movsicc_0_m1_se): Likewise.
7562 (*adddi_1_rex64): Emit add insn as much as possible.
7563 (*addsi_1): Likewise.
7564 (return_internal): Set atom_unit.
7565 (return_internal_long): Likewise.
7566 (return_pop_internal): Likewise.
7567 (*rcpsf2_sse): Set atom_sse_attr attr.
7568 (*qrt<mode>2_sse): Likewise.
7569 (*prefetch_sse): Likewise.
7571 * config/i386/i386-c.c (ix86_target_macros_internal): New case
7573 (ix86_target_macros_internal): Likewise.
7575 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
7576 (*prefetch_sse_rex): Likewise.
7577 (sse_rcpv4sf2): Likewise.
7578 (sse_vmrcpv4sf2): Likewise.
7579 (sse_sqrtv4sf2): Likewise.
7580 (<sse>_vmsqrt<mode>2): Likewise.
7581 (sse_ldmxcsr): Likewise.
7582 (sse_stmxcsr): Likewise.
7583 (*sse_sfence): Likewise.
7584 (sse2_clflush): Likewise.
7585 (*sse2_mfence): Likewise.
7586 (*sse2_lfence): Likewise.
7587 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
7588 (<sse>_movup<ssemodesuffixf2c>): Likewise.
7589 (avx_movdqu<avxmodesuffix>): Likewise.
7590 (avx_lddqu<avxmodesuffix>): Likewise.
7591 (sse2_movntv2di): Change attr "type" to "ssemov".
7592 (sse2_movntsi): Likewise.
7593 (rsqrtv8sf2): Change attr "type" to "sseadd".
7594 (sse3_addsubv2df3): Set attr "atom_unit".
7595 (sse3_h<plusminus_insn>v4sf3): Likewise.
7596 (*sse2_pmaddwd): Likewise.
7597 (*vec_extractv2di_1_rex64): Likewise.
7598 (*vec_extractv2di_1_avx): Likewise.
7599 (sse2_psadbw): Likewise.
7600 (ssse3_phaddwv8hi3): Likewise.
7601 (ssse3_phaddwv4hi3): Likewise.
7602 (ssse3_phadddv4si3): Likewise.
7603 (ssse3_phadddv2si3): Likewise.
7604 (ssse3_phaddswv8hi3): Likewise.
7605 (ssse3_phaddswv4hi3): Likewise.
7606 (ssse3_phsubwv8hi3): Likewise.
7607 (ssse3_phsubwv4hi3): Likewise.
7608 (ssse3_phsubdv4si3): Likewise.
7609 (ssse3_phsubdv2si3): Likewise.
7610 (ssse3_phsubswv8hi3): Likewise.
7611 (ssse3_phsubswv4hi3): Likewise.
7612 (ssse3_pmaddubsw128): Likewise.
7613 (sse3_pmaddubsw: Likewise.
7614 (ssse3_palignrti): Likewise.
7615 (ssse3_palignrdi): Likewise.
7617 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
7619 * doc/install.texi (Specific): Fix two cross-references to MinGW.
7621 2009-04-06 Richard Guenther <rguenther@suse.de>
7623 PR tree-optimization/28868
7624 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
7625 of which PHI results we inserted.
7626 (insert_into_preds_of_block): Record inserted PHIs.
7627 (eliminate): Eliminate redundant PHI nodes.
7628 (init_pre): Init inserted_phi_names.
7630 2009-04-06 Richard Guenther <rguenther@suse.de>
7632 PR tree-optimization/39643
7633 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
7634 IMAGPART_EXPRs of complex constants.
7635 (execute_fold_all_builtins): If we folded a call queue
7636 TODO_update_address_taken.
7638 2009-04-06 Jan Hubicka <jh@suse.cz>
7641 * except.c (remove_unreachable_regions): Propagate may_contain_throw
7644 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
7646 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
7648 (ic_invalidate_array): Likewise.
7650 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
7652 * calls.c (emit_library_call_value_1): Fix a problem with parameter
7653 alignment for library calls.
7655 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
7657 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
7658 (mingw32 tm clause use_gcc_stdint): Set to wrap.
7659 * config/i386/mingw-stdint.h: New file.
7661 2009-04-05 Richard Guenther <rguenther@suse.de>
7663 PR tree-optimization/39648
7664 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
7665 our &A vs. &A[0] IL deficiencies.
7667 2009-04-04 Jan Hubicka <jh@suse.cz>
7669 * except.c (sjlj_find_directly_reachable_regions): Be ready for
7670 removed toplevel regions.
7671 (sjlj_mark_call_sites): Likewise.
7673 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
7675 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
7676 (cygwin tm clause use_gcc_stdint): Set to wrap.
7677 * config/i386/cygwin-stdint.h: New file.
7679 2009-04-04 Richard Guenther <rguenther@suse.de>
7681 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
7682 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
7683 single-argument PHIs if we are in loop-closed SSA form.
7684 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
7685 for the pre-condition.
7686 (slpeel_tree_peel_loop_to_edge): Likewise.
7687 (vect_build_loop_niters): Take an optional sequence to append stmts.
7688 (vect_generate_tmps_on_preheader): Likewise.
7689 (vect_do_peeling_for_loop_bound): Take extra guards for the
7691 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
7692 the cost model check.
7693 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
7694 guards if we are going to peel. Do not apply versioning in that case.
7695 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
7696 (vect_do_peeling_for_loop_bound): Likewise.
7697 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
7698 loop bound only record extra pre-conditions, do not apply loop
7701 2009-04-04 Richard Guenther <rguenther@suse.de>
7703 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
7706 2009-04-04 Jan Hubicka <jh@suse.cz>
7708 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
7709 last_basic_block for size of bb->index indexed array.
7710 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
7711 compute_out, link_btr_uses, build_btr_def_use_webs,
7712 build_btr_def_use_webs, migrate_btr_defs): Likewise.
7714 2009-04-04 Jan Hubicka <jh@suse.cz>
7716 * except.c (remove_eh_handler_and_replace): Break out from ...
7717 (remove_eh_handler): ... here.
7718 (bring_to_root): New function.
7719 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
7720 handled ones, bring others to root of tree.
7722 2009-04-04 Jan Hubicka <jh@suse.cz>
7724 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
7725 (all_phis_safe_to_merge): New function.
7726 (update_info): New structure.
7727 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
7728 (cleanup_empty_eh): Update SSA if possible.
7730 2009-04-04 Richard Guenther <rguenther@suse.de>
7732 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
7733 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
7734 (append_vuse): Likewise.
7736 2009-04-04 Jakub Jelinek <jakub@redhat.com>
7738 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
7739 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
7740 instead of REG_UNSAVED for DW_CFA_undefined.
7741 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
7742 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
7745 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
7748 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
7749 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
7750 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
7752 2009-04-04 Richard Guenther <rguenther@suse.de>
7754 PR tree-optimization/8781
7755 PR tree-optimization/37892
7756 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
7757 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
7758 (valueize_refs): Call it for *& valueizations.
7759 (shared_reference_ops_from_ref): Rename to ...
7760 (valueize_shared_reference_ops_from_ref): ... this and valueize.
7761 (shared_reference_ops_from_call): Rename to ...
7762 (valueize_shared_reference_ops_from_call): ... this and valueize.
7763 (vn_reference_lookup): Update.
7764 (visit_reference_op_call): Likewise.
7765 * tree-ssa-pre.c (phi_translate_1): Fold *&.
7766 (eliminate): Value-replace the call address in call statements.
7768 2009-04-04 Richard Guenther <rguenther@suse.de>
7770 PR tree-optimization/39636
7771 * tree-ssa-forwprop.c
7772 (forward_propagate_addr_into_variable_array_index): Check for
7773 GIMPLE_ASSIGN before accessing the rhs code.
7775 2009-04-03 Jason Merrill <jason@redhat.com>
7777 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
7779 2009-04-03 Steve Ellcey <sje@cup.hp.com>
7781 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
7782 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
7783 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
7784 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
7785 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
7786 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
7787 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
7788 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
7789 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
7790 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
7791 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
7792 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
7793 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
7794 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
7795 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
7796 Use fr_reg_or_fp01_operand instead of fr_register_operand
7798 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
7799 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
7800 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
7802 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
7804 PR rtl-optimization/39607
7805 PR rtl-optimization/39631
7809 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7810 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7811 instead of DF_LR_OUT.
7812 * ira-lives.c (process_bb_node_lives): Ditto.
7813 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7814 instead of DF_LR_{OUT,IN}.
7815 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7816 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7818 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
7820 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
7821 (execute_lower_omp): Always run but take the short way out if -fopenmp
7823 (gate_lower_omp): Remove, forcing the pass manager to always run the
7824 pass and always set PROP_gimple_lomp.
7825 (pass_lower_omp): Remove gate function.
7826 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
7827 PROP_trees. Instead, require it.
7828 * ipa-cp.c (pass_ipa_cp): Likewise.
7829 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
7830 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
7831 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
7832 and PROP_gimple_leh.
7834 2009-04-03 Richard Guenther <rguenther@suse.de>
7837 PR tree-optimization/23940
7838 PR tree-optimization/33237
7841 PR tree-optimization/36201
7842 PR tree-optimization/36230
7843 PR tree-optimization/38049
7844 PR tree-optimization/38207
7845 PR tree-optimization/38230
7846 PR tree-optimization/38301
7847 PR tree-optimization/38585
7849 PR tree-optimization/38985
7850 PR tree-optimization/39299
7851 * tree-ssa-structalias.h: Remove.
7852 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
7853 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
7854 (struct vuse_element_d): Remove.
7855 (struct vuse_vec_d): Likewise.
7856 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
7857 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
7858 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
7859 VUSE_ELEMENT_VAR): Likewise.
7860 (struct voptype_d): Likewise.
7861 (NUM_VOP_FREE_BUCKETS): Likewise.
7862 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
7863 (struct stmt_operands_d): Remove.
7864 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
7865 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
7866 VDEF_NUM, VDEF_VECT): Likewise.
7867 (copy_virtual_operands): Remove.
7868 (operand_build_cmp): Likewise.
7869 (create_ssa_artificial_load_stmt): Likewise.
7870 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
7871 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
7872 vuse_index and mayuse_index members. Pack and move done and iter_type
7873 members to the front.
7874 (SSA_OP_VMAYUSE): Remove.
7875 (SSA_OP_VIRTUAL_USES): Adjust.
7876 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
7877 (unlink_stmt_vdef): Declare.
7878 (add_to_addressable_set): Remove.
7879 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
7880 (vrp_visit_stmt): Likewise.
7881 * doc/tree-ssa.texi (Alias analysis): Update.
7882 * doc/invoke.texi (max-aliased-vops): Remove docs.
7883 (avg-aliased-vops): Likewise.
7884 * tree-into-ssa.c (syms_to_rename): Remove.
7885 (need_to_update_vops_p): Likewise.
7886 (need_to_initialize_update_ssa_p): Rename to ...
7887 (update_ssa_initialized_fn): ... this. Track function we are
7889 (symbol_marked_for_renaming): Simplify.
7890 (add_new_name_mapping): Do not set need_to_update_vops_p.
7891 (dump_currdefs): Use SYMS_TO_RENAME.
7892 (rewrite_update_stmt): Always walk all uses/defs.
7893 (dump_update_ssa): Adjust.
7894 (init_update_ssa): Take function argument. Track what we are
7896 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
7897 (create_new_def_for): Initialize for cfun, assert we are initialized
7899 (mark_sym_for_renaming): Simplify.
7900 (mark_set_for_renaming): Do not initialize update-ssa.
7901 (need_ssa_update_p): Simplify. Take function argument.
7902 (name_mappings_registered_p): Assert we ask for the correct function.
7903 (name_registered_for_update_p): Likewise.
7904 (ssa_names_to_replace): Likewise.
7905 (release_ssa_name_after_update_ssa): Likewise.
7906 (update_ssa): Likewise. Use SYMS_TO_RENAME.
7907 (dump_decl_set): Do not print a newline.
7908 (debug_decl_set): Do it here.
7909 (dump_update_ssa): And here.
7910 * tree-ssa-loop-im.c (move_computations): Adjust.
7911 (movement_possibility): Likewise.
7912 (determine_max_movement): Likewise.
7913 (gather_mem_refs_stmt): Likewise.
7914 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
7916 * tree-complex.c (update_all_vops): Remove.
7917 (expand_complex_move): Adjust.
7918 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
7919 Simplify test for memory referencing statement. Exclude
7920 non-invariant ADDR_EXPRs.
7921 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
7922 * tree-loop-distribution.c (generate_memset_zero): Adjust.
7923 (rdg_flag_uses): Likewise.
7924 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
7926 (tree_optimize_tail_calls_1): Also split the
7927 edge from the entry block if we have degenerate PHI nodes in
7928 the first basic block.
7929 * tree.c (init_ttree): Remove memory-tag related code.
7930 (tree_code_size): Likewise.
7931 (tree_node_structure): Likewise.
7932 (build7_stat): Re-write to be build6_stat.
7933 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
7934 (SSA_VAR_P): Adjust.
7935 (struct tree_memory_tag): Remove.
7936 (struct tree_memory_partition_tag): Likewise.
7937 (union tree_node): Adjust.
7938 (build7): Re-write to be build6.
7939 * tree-pass.h (pass_reset_cc_flags): Remove.
7940 (TODO_update_address_taken): New flag.
7941 (pass_simple_dse): Remove.
7942 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
7943 * params.h (MAX_ALIASED_VOPS): Remove.
7944 (AVG_ALIASED_VOPS): Likewise.
7945 * omp-low.c (expand_omp_taskreg): Update SSA form.
7946 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
7947 aliases the lhs in a copy stmt.
7948 * tree-ssa-dse.c (struct address_walk_data): Remove.
7949 (memory_ssa_name_same): Likewise.
7950 (memory_address_same): Likewise.
7951 (get_kill_of_stmt_lhs): Likewise.
7952 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
7953 unused stores. Look through PHI nodes into post-dominated regions.
7954 (dse_optimize_stmt): Simplify. Properly remove stores.
7955 (tree_ssa_dse): Compute dominators.
7956 (execute_simple_dse): Remove.
7957 (pass_simple_dse): Likewise.
7958 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
7959 gimple_loaded_syms and gimple_stored_syms computation.
7960 * toplev.c (dump_memory_report): Dump alias and pta stats.
7961 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
7962 (vn_reference_eq): Likewise.
7963 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
7964 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
7965 valueize_vuses): Remove.
7966 (get_def_ref_stmt_vuses): Simplify. Rename to ...
7967 (get_def_ref_stmt_vuse): ... this.
7968 (vn_reference_lookup_2): New function.
7969 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
7970 walking equivalent vuses. Simplify.
7971 (vn_reference_lookup): Likewise.
7972 (vn_reference_insert): Likewise.
7973 (vn_reference_insert_pieces): Likewise.
7974 (visit_reference_op_call): Simplify.
7975 (visit_reference_op_load): Likewise.
7976 (visit_reference_op_store): Likewise.
7977 (init_scc_vn): Remove shared_lookup_vuses initialization.
7978 (free_scc_vn): Remove shared_lookup_vuses freeing.
7979 (sort_vuses, sort_vuses_heap): Remove.
7980 (get_ref_from_reference_ops): Export.
7981 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
7982 vector with single vuse pointer.
7983 (vn_reference_lookup_pieces, vn_reference_lookup,
7984 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
7985 (shared_vuses_from_stmt): Remove.
7986 (get_ref_from_reference_ops): Declare.
7987 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
7988 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7989 memory-tag related code.
7990 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
7991 (likely_value): Add comment, skip static-chain of call statements.
7992 (surely_varying_stmt_p): Adjust.
7993 (gimplify_and_update_call_from_tree): Likewise.
7994 (execute_fold_all_builtins): Do not rebuild alias info.
7995 (gimplify_and_update_call_from_tree): Properly update VOPs.
7996 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
7997 (copy_ref_info): Remove memory-tag related code.
7998 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
7999 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
8000 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
8002 * tree-ssa-dom.c (gimple_p): Remove typedef.
8003 (eliminate_redundant_computations): Adjust.
8004 (record_equivalences_from_stmt): Likewise.
8005 (avail_expr_hash): Likewise.
8006 (avail_expr_eq): Likewise.
8007 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
8008 (stmt_makes_single_load): Likewise.
8009 (stmt_makes_single_store): Likewise.
8010 * tree-ssa-alias.c: Rewrite completely.
8011 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
8012 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
8013 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
8014 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
8015 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
8016 Remove public functions.
8017 (pass_reset_cc_flags): Remove.
8018 (pass_build_alias): Move ...
8019 * tree-ssa-structalias.c (pass_build_alias): ... here.
8020 * tree-ssa-alias.c (may_be_aliased): Move ...
8021 * tree-flow-inline.h (may_be_aliased): ... here.
8022 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
8023 count_uses_and_derefs): Move ...
8024 * gimple.c: ... here.
8025 * gimple.h (count_uses_and_derefs): Declare.
8026 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
8027 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
8028 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
8029 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
8030 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
8031 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
8032 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
8034 * tree-dfa.c (refs_may_alias_p): Move ...
8035 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
8036 * tree-ssa-alias.h: New file.
8037 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
8038 (statement_sink_location): Likewise.
8039 * opts.c (decode_options): Do not adjust max-aliased-vops or
8040 avg-aliased-vops values.
8041 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
8042 (TV_CALL_CLOBBER): Likewise.
8043 (TV_FLOW_SENSITIVE): Likewise.
8044 (TV_FLOW_INSENSITIVE): Likewise.
8045 (TV_MEMORY_PARTITIONING): Likewise.
8046 (TV_ALIAS_STMT_WALK): New timevar.
8047 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
8048 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
8049 (get_address_description): Remove memory-tag related code.
8050 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
8051 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
8052 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
8053 and immediate uses in statements. Document.
8054 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
8055 (dump_symbols): Remove.
8056 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
8057 * alias.c (get_deref_alias_set): New function split out from ...
8058 (get_alias_set): ... here.
8059 * alias.h (get_deref_alias_set): Declare.
8060 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
8061 type parameter. Remove restrict pointer handling. Create a
8062 ref-all pointer in case type-based alias sets do not conflict.
8063 (vect_analyze_data_refs): Remove SMT related code.
8064 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
8065 (vectorizable_load): Likewise.
8066 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
8067 (DR_SYMBOL_TAG, DR_VOPS): Remove.
8068 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
8069 Ignore vops and SMTs.
8070 (dr_analyze_alias): Likewise..
8071 (free_data_ref): Likewise.
8072 (create_data_ref): Likewise.
8073 (analyze_all_data_dependences): Likewise.
8074 (get_references_in_stmt): Adjust.
8075 * tree-flow-inline.h (gimple_aliases_computed_p,
8076 gimple_addressable_vars, gimple_call_clobbered_vars,
8077 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
8078 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
8079 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
8080 gimple_mem_ref_stats): Remove.
8081 (gimple_vop): New function.
8082 (op_iter_next_use): Remove vuses and mayuses cases.
8083 (op_iter_next_def): Remove vdefs case.
8084 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
8085 (clear_and_done_ssa_iter): Do not set removed fields.
8086 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
8087 Assert we are not iterating over vuses or vdefs if not also
8088 iterating over uses or defs.
8089 (op_iter_init_use): Likewise.
8090 (op_iter_init_def): Likewise.
8091 (op_iter_next_vdef): Remove.
8092 (op_iter_next_mustdef): Likewise.
8093 (op_iter_init_vdef): Likewise.
8094 (compare_ssa_operands_equal): Likewise.
8095 (link_use_stmts_after): Handle vuse operand.
8096 (is_call_used): Use is_call_clobbered.
8097 (is_call_clobbered): Global variables are always call clobbered,
8098 query the call-clobbers bitmap.
8099 (mark_call_clobbered): Ignore global variables.
8100 (clear_call_clobbered): Likewise.
8101 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
8102 virtual operands sanity check.
8103 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
8105 (TARGET_MEM_REF): Remove TMR_TAG operand.
8106 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
8107 Remove call-clobber related code.
8108 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
8109 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
8110 partitions or escape reason.
8111 (get_single_def_stmt, get_single_def_stmt_from_phi,
8112 get_single_def_stmt_with_phi): Remove.
8113 (dump_referenced_vars): Tidy.
8114 (get_ref_base_and_extent): Allow bare decls.
8115 (collect_dfa_stats): Adjust.
8116 * graphite.c (rename_variables_in_stmt): Adjust.
8117 (graphite_copy_stmts_from_block): Likewise.
8118 (translate_clast): Likewise.
8119 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
8121 (translate_vuse_through_block): Use the oracle.
8122 (phi_translate_1): Adjust.
8123 (value_dies_in_block_x): Use the oracle. Cache the outcome
8125 (valid_in_sets): Check if the VUSE for
8126 a REFERENCE is available.
8127 (eliminate): Do not remove stmts during elimination,
8128 instead queue and remove them afterwards.
8129 (do_pre): Do not rebuild alias info.
8130 (pass_pre): Run TODO_rebuild_alias before PRE.
8131 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
8132 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
8133 (mark_all_v_defs_stmt): Remove.
8134 (mark_all_v_defs_seq): Adjust.
8135 (sra_replace): Likewise.
8136 (scalarize_use): Likewise.
8137 (scalarize_copy): Likewise.
8138 (scalarize_init): Likewise.
8139 (scalarize_ldst): Likewise.
8140 (todoflags): Remove.
8141 (tree_sra): Do not rebuild alias info.
8142 (tree_sra_early): Adjust.
8143 (pass_sra): Run TODO_update_address_taken before SRA.
8144 * tree-predcom.c (set_alias_info): Remove.
8145 (prepare_initializers_chain): Do not call it.
8146 (mark_virtual_ops_for_renaming): Adjust.
8147 (mark_virtual_ops_for_renaming_list): Remove.
8148 (initialize_root_vars): Adjust.
8149 (initialize_root_vars_lm): Likewise.
8150 (prepare_initializers_chain): Likewise.
8151 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
8152 (may_propagate_copy_into_stmt): Likewise.
8153 (merge_alias_info): Do nothing for now.
8154 (propagate_tree_value_into_stmt): Adjust.
8155 (stmt_may_generate_copy): Likewise.
8156 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
8157 not mark symbols for renaming.
8158 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
8159 with the same statement, make sure to update the new pointed-to one.
8160 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
8161 call statements, do not mark symbols for renaming.
8162 (mark_operand_necessary): Dump something.
8163 (ref_may_be_aliased): New function.
8164 (mark_aliased_reaching_defs_necessary_1): New helper function.
8165 (mark_aliased_reaching_defs_necessary): Likewise.
8166 (mark_all_reaching_defs_necessary_1): Likewise.
8167 (mark_all_reaching_defs_necessary): Likewise.
8168 (propagate_necessity): Do not process virtual PHIs. For
8169 non-aliased loads mark all reaching definitions as necessary.
8170 For aliased loads and stores mark the immediate dominating
8171 aliased clobbers as necessary.
8172 (visited): New global static.
8173 (perform_tree_ssa_dce): Free visited bitmap after propagating
8175 (remove_dead_phis): Perform simple dead virtual PHI removal.
8176 (remove_dead_stmt): Properly unlink virtual operands when
8178 (eliminate_unnecessary_stmts): Schedule PHI removal after
8180 * tree-ssa-ter.c (is_replaceable_p): Adjust.
8181 (process_replaceable): Likewise.
8182 (find_replaceable_in_bb): Likewise.
8183 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
8184 based on the single gimple vop.
8185 (verify_flow_insensitive_alias_info): Remove.
8186 (verify_flow_sensitive_alias_info): Likewise.
8187 (verify_call_clobbering): Likewise.
8188 (verify_memory_partitions): Likewise.
8189 (verify_alias_info): Likewise.
8190 (verify_ssa): Adjust..
8191 (execute_update_addresses_taken): Export. Update SSA
8192 manually. Optimize only when optimizing. Use a local bitmap.
8193 (pass_update_address_taken): Remove TODO_update_ssa, add
8195 (pass_update_address_taken): Just use TODO_update_address_taken.
8196 (init_tree_ssa): Do not initialize addressable_vars.
8197 (verify_ssa): Verify new VUSE / VDEF properties.
8198 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
8199 Do not call verify_alias_info.
8200 (delete_tree_ssa): Clear the VUSE, VDEF operands.
8201 Do not free the loaded and stored syms bitmaps. Reset the escaped
8202 and callused solutions. Do not free addressable_vars.
8203 Remove memory-tag related code.
8204 (warn_uninitialized_var): Aliases are always available.
8205 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
8206 * lambda-code.c (can_put_in_inner_loop): Adjust.
8207 (can_put_after_inner_loop): Likewise.
8208 (perfect_nestify): Likewise.
8209 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
8210 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
8211 (vectorizable_conversion): Do not mark symbols for renaming.
8212 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
8213 (expand_call_inline): Unlink the calls virtual operands before
8215 (tree_function_versioning): Do not call update_ssa if we are not
8216 updating clones. Simplify.
8217 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
8218 (propagate_with_phi): Likewise..
8219 * tree-outof-ssa.c (create_temp): Remove memory tag and call
8220 clobber code. Assert we are not aliased or global.
8221 * tree-flow.h: Include tree-ssa-alias.h
8222 (enum escape_type): Remove.
8223 (struct mem_sym_stats_d): Likewise.
8224 (struct mem_ref_stats_d): Likewise.
8225 (struct gimple_df): Add vop member. Remove global_var,
8226 call_clobbered_vars, call_used_vars, addressable_vars,
8227 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
8228 escaped and callused members.
8229 (struct ptr_info_def): Remove all members, add points-to solution
8231 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
8232 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
8233 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
8234 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
8235 (tree-ssa-alias.o): Likewise.
8236 (toplev.o): Add tree-ssa-alias.h
8237 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
8238 * gimple.c (gimple_set_bb): Fix off-by-one error.
8239 (is_gimple_reg): Do not handle memory tags.
8240 (gimple_copy): Also copy virtual operands.
8241 Delay updating the statement. Do not reset loaded and stored syms.
8242 (gimple_set_stored_syms): Remove.
8243 (gimple_set_loaded_syms): Likewise.
8244 (gimple_call_copy_skip_args): Copy the virtual operands
8245 and mark the new statement modified.
8246 * tree-ssa-structalias.c (may_alias_p): Remove.
8247 (set_uids_in_ptset): Take the alias set to prune with as
8248 parameter. Fold in the alias test of may_alias_p.
8249 (compute_points_to_sets): Compute whether a ptr is dereferenced
8251 (process_constraint): Deal with &ANYTHING on the lhs, reject all
8252 other ADDRESSOF constraints on the lhs.
8253 (get_constraint_for_component_ref): Assert that we don't get
8254 ADDRESSOF constraints from the base of the reference.
8255 Properly generate UNKNOWN_OFFSET for DEREF if needed.
8256 (struct variable_info): Remove collapsed_to member.
8257 (get_varinfo_fc): Remove.
8258 (new_var_info): Do not set collapsed_to.
8259 (dump_constraint): Do not follow cycles.
8260 (dump_constraint_graph): Likewise.
8261 (build_pred_graph): Likewise.
8262 (build_succ_graph): Likewise.
8263 (rewrite_constraints): Likewise.
8264 (do_simple_structure_copy): Remove.
8265 (do_rhs_deref_structure_copy): Remove.
8266 (do_lhs_deref_structure_copy): Remove.
8267 (collapse_rest_of_var): Remove.
8268 (do_structure_copy): Re-implement.
8269 (pta_stats): New global variable.
8270 (dump_pta_stats): New function.
8271 (struct constraint_expr): Make offset signed.
8272 (UNKNOWN_OFFSET): Define special value.
8273 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
8274 (solution_set_expand): New helper function split out from ...
8275 (do_sd_constraint): ... here.
8276 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
8277 (do_ds_constraint): Likewise.
8278 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
8279 and CALLUSED = *CALLUSED.
8280 (set_union_with_increment): Make inc argument signed.
8281 (type_safe): Remove.
8282 (get_constraint_for_ptr_offset): Handle unknown and negative
8284 (first_vi_for_offset): Handle offsets before start. Bail
8285 out early for offsets beyond the variable extent.
8286 (first_or_preceding_vi_for_offset): New function.
8287 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
8288 Together with ESCAPED = *ESCAPED this properly computes reachability.
8289 (find_what_var_points_to): New function.
8290 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
8291 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
8292 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
8293 pt_solutions_intersect): New functions.
8294 (compute_call_used_vars): Remove.
8295 (compute_may_aliases): New main entry into PTA computation.
8296 * gimple.h (gimple_p): New typedef.
8297 (struct gimple_statement_base): Remove references_memory_p.
8298 (struct gimple_statement_with_memory_ops_base): Remove
8299 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
8301 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
8302 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
8303 gimple_set_references_memory): Remove.
8304 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
8305 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
8307 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
8308 (verify_expr): Allow RESULT_DECL.
8309 (gimple_duplicate_bb): Do not copy virtual operands.
8310 (gimple_duplicate_sese_region): Adjust.
8311 (gimple_duplicate_sese_tail): Likewise.
8312 (mark_virtual_ops_in_region): Remove.
8313 (move_sese_region_to_fn): Do not call it.
8314 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
8315 and pass_simple_dse.
8316 (execute_function_todo): Handle TODO_update_address_taken,
8317 call execute_update_addresses_taken for TODO_rebuild_alias.
8318 (execute_todo): Adjust.
8319 (execute_one_pass): Init dump files early.
8320 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
8322 (create_general_new_stmt): Clear vops.
8323 * tree-ssa-reassoc.c (get_rank): Adjust.
8324 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
8325 symbols for renaming.
8326 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
8327 (PARAM_AVG_ALIASED_VOPS): Likewise.
8328 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
8329 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
8330 * tree-ssa-operands.c: Simplify for new virtual operand representation.
8331 (operand_build_cmp, copy_virtual_operands,
8332 create_ssa_artificial_load_stmt, add_to_addressable_set,
8333 gimple_add_to_addresses_taken): Remove public functions.
8334 (unlink_stmt_vdef): New function.
8336 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8338 * config.gcc (powerpc-*-linux*): Merge variants.
8340 2009-04-02 Chao-ying Fu <fu@mips.com>
8341 James Grosbach <james.grosbach@microchip.com>
8343 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
8344 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
8346 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
8347 keep_interrupts_masked_p, use_debug_exception_return_p.
8348 (mips_attribute_table): Add interrupt, use_shadow_register_set,
8349 keep_interrupts_masked, use_debug_exception_return.
8350 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
8351 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
8353 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
8354 (mips_print_operand): Process COP0 registers to print $0 .. $31
8355 correctly for GAS to process.
8356 (mips_interrupt_extra_call_saved_reg_p): New function.
8357 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
8359 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
8360 (mips_compute_frame_info): Add supports for interrupt context that
8361 includes doubleword accumulators and COP0 registers.
8362 (mips_for_each_saved_acc): New function.
8363 (mips_for_each_saved_gpr_and_fpr): Change the function name from
8364 mips_for_each_saved_reg.
8365 (mips_save_reg): Save accumulators.
8366 (mips_kernel_reg_p): A new for_each_rtx callback.
8367 (mips_expand_prologue): Support interrupt handlers.
8368 (mips_restore_reg): Restore accumulators.
8369 (mips_expand_epilogue): Support interrupt handlers.
8370 (mips_can_use_return_insn): Return false for interrupt handlers.
8371 (mips_epilogue_uses): New function.
8372 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
8373 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
8374 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
8375 cop0_move): New instructions.
8376 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
8377 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
8379 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
8381 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
8382 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
8383 interrupt handlers, we use K0 as the temporary register.
8384 (EPILOGUE_USES): Change to a function call.
8385 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
8386 handlers, we use K0 as the temporary register.
8388 * doc/extend.texi (Function Attributes): Document interrupt,
8389 use_shadow_register_set, keep_interrupts_masked,
8390 use_debug_exception_return for MIPS attributes.
8392 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8394 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
8395 Remove a number of t-files from tmake_file.
8396 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
8397 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
8398 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
8399 target_prototype, not TARGET_PROTOTYPE.
8400 (LINK_OS_GNU_SPEC): Define.
8401 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
8402 and darwin-ldoubdle.c.
8404 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8407 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
8408 (cpp_options): Ditto.
8409 (default_compilers): Ditto.
8410 (display_help): Ditto.
8411 (process_command): Ditto.
8413 (set_input): Use lbasename instead of duplicate code.
8414 (save_temps_prefix): New static for -save-temps=obj.
8415 (save_temps_length): Ditto.
8417 * doc/invoke.texi (-save-temps=obj): Document new variant to
8420 2009-04-02 Jeff Law <law@redhat.com>
8422 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
8425 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8427 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
8428 * configure: Regenerated.
8430 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8432 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
8433 share the argument list.
8435 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8439 2009-02-12 Diego Novillo <dnovillo@google.com>
8441 * varpool.c (debug_varpool): New.
8442 * cgraph.h (debug_varpool): Declare.
8444 2009-04-02 Jan Hubicka <jh@suse.cz>
8446 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
8449 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8451 * config/i386/i386.c (ix86_abi): Move initialization to ...
8452 (override_options): Here.
8454 2009-04-02 Christian Bruel <christian.bruel@st.com>
8456 * config/sh/sh.c (sh_dwarf_register_span): New function.
8457 (TARGET_DWARF_REGISTER_SPAN): Define.
8458 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
8460 2009-04-02 Ira Rosen <irar@il.ibm.com>
8462 PR tree-optimization/39595
8463 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
8464 interleaved loads group is not greater than the SLP group size.
8466 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8468 * builtins.c (is_builtin_name): New.
8469 (called_as_built_in): Use is_builtin_name.
8470 * tree.h (is_builtin_name): New.
8471 * varasm.c (incorporeal_function_p): Use is_builtin_name
8473 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
8475 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
8477 2009-04-02 Dodji Seketeli <dodji@redhat.com>
8480 * c-decl.c (clone_underlying_type): Move this ...
8481 * c-common.c (set_underlying_type): ... here.
8482 Also, make sure the function properly sets TYPE_STUB_DECL() on
8483 the newly created typedef variant type.
8484 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
8485 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
8488 2009-04-02 Richard Guenther <rguenther@suse.de>
8490 PR tree-optimization/37221
8491 * tree-flow.h (degenerate_phi_result): Declare.
8492 * tree-ssa-dom.c (degenerate_phi_result): Export.
8493 * tree-scalar-evolution.c (analyze_initial_condition): If
8494 the initial condition is defined by a degenerate PHI node
8495 use the degenerate value.
8497 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
8499 PR rtl-optimization/39588
8500 * combine.c (merge_outer_ops): Do not set the constant when this
8502 (simplify_shift_const_1): Do not modify it either in this case.
8504 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
8506 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
8507 tuning is deprecated if -mtune value is set to an Itanium1 variant.
8509 2009-04-01 Janis Johnson <janis187@us.ibm.com>
8512 * c-lex.c (interpret_float): Default (no suffix) is double.
8514 2009-04-1 Xinliang David Li <davidxl@google.com>
8516 * config/i386/i386.c (legitimate_constant_p): Recognize
8517 all one vector constant.
8519 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8521 * config/vax/vax.c: Add #includes to silence warnings.
8522 Change #include order to silence two warnings.
8524 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8526 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
8527 (ASM_SPEC): Pass -k to the assembler for PIC code.
8529 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8531 * config.gcc: Add vax-*-linux* to the switch.
8532 * config/vax/linux.h: New file. (TARGET_VERSION,
8533 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
8535 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8537 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
8538 Use predicate macros instead of GET_CODE() == foo.
8539 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
8540 ashlsi3, rotrsi3, <unnamed>): Likewise.
8542 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8544 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
8545 jbbccihi, jbbccisi): Remova trailing whitespace.
8546 * config/vax/constraints.md: Likewise.
8547 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8548 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
8549 * config/vax/predicates.md: Likewise.
8550 * config/vax/vax.c (print_operand_address, vax_output_int_move,
8551 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
8552 * config/vax/vax.h: Likewise.
8553 * config/vax/vax.md (nonlocal_goto): Likewise.
8555 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8557 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
8558 (indirectable_address_p, adjacent_operands_p): Add spaces around
8560 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
8562 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8564 * config/vax/vax.c (legitimate_constant_address_p,
8565 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
8566 index_term_p, reg_plus_index_p, legitimate_address_p,
8567 vax_mode_dependent_address_p): Update comments to match functions
8568 modified by the recent int->bool conversion.
8570 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8572 * config/vax/builtins.md: Update copyright message.
8573 * config/vax/constraints.md: Likewise.
8574 * config/vax/netbsd-elf.h: Likewise.
8575 * config/vax/predicates.md: Likewise.
8576 * config/vax/vax-protos.h: Likewise.
8577 * config/vax/vax.c: Likewise.
8578 * config/vax/vax.h: Likewise.
8579 * config/vax/vax.md: Likewise.
8580 * config/vax/vax.opt: Likewise.
8582 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8584 * config/vax/builtins.md (ffssi2, ffssi2_internal,
8585 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
8586 * config/vax/constraints.md (B, R): Likewise.
8587 * config/vax/predicates.md (external_memory_operand,
8588 nonimmediate_addsub_di_operand): Likewise.
8589 * config/vax/vax.c (vax_output_int_add): Likewise.
8590 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
8591 untyped_call): Likewise.
8593 2009-04-01 Matt Thomas <matt@3am-software.com>
8595 * config/vax/predicates.md: New file.
8596 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
8597 external_const_operand, nonsymbolic_operand, external_memory_operand,
8598 indirect_memory_operand, indexed_memory_operand,
8599 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
8600 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
8602 * config/vax/constraints.md: New file.
8603 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
8605 * config/vax/builtins.md: New file.
8606 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
8607 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
8609 * config/vax/vax.opt (mqmath): Add option.
8610 * config/vax/vax.md (isfx): Extend with DI.
8611 (VAXintQH, VAXintQHSD): Define.
8612 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
8613 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
8614 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
8615 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
8616 (movdi): Update constraints and use vax_output_int_move().
8617 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
8618 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
8619 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
8620 nonlocal_goto): New.
8621 (mov<mode>): Extend accepted operand types.
8622 (subdi3_old): Rename from subdi3, change update constraints and use
8623 a new implementation.
8624 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
8625 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
8626 MOVE_RATIO, CLEAR_RATIO): Define.
8627 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
8628 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
8629 (PRINT_OPERAND): Redefine using a function instead of inlined code.
8630 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
8631 (split_quadword_operands): Make static and really allow variable
8633 (print_operand_address): Update for PIC generation.
8634 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
8635 indexable_address_p, fixup_mathdi_operand,
8636 vax_expand_addsub_di_operands, adjacent_operands_p): New.
8637 (vax_float_literal, legitimate_constant_p,
8638 indirectable_constant_address_p, index_term_p,
8639 reg_plus_index_p): Return bool instead of int.
8640 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
8642 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
8644 (vax_output_conditional_branch): Indent.
8645 (legitimate_constant_address_p, indirectable_constant_address_p,
8646 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
8647 vax_mode_dependent_address_p): Return bool instead of int, update for
8649 * config/vax/vax-protos.h (legitimate_constant_address_p,
8650 legitimate_constant_p, legitimate_address_p,
8651 vax_mode_dependent_address_p): Change declaration to bool.
8652 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
8653 vax_expand_addsub_di_operands, vax_output_int_subtract,
8654 vax_output_movmemsi): Declare.
8655 (split_quadword_operands, vax_float_literal): Delete declaration.
8656 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
8657 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
8658 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
8659 ASM_OUTPUT_DWARF_PCREL): Define.
8660 (ASM_SPEC): Change definition to allow PIC generation.
8662 2009-04-01 Steve Ellcey <sje@cup.hp.com>
8664 * doc/sourcebuild.texi: Update front-end requirements.
8666 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8669 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
8670 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
8671 (booldi3_internal3): Use boolean_or_operator instead of
8674 2009-04-01 Joseph Myers <joseph@codesourcery.com>
8677 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
8678 declarator whose size is not an integer constant expression but
8679 folds to an integer constant, then treat it as a constant
8682 2009-04-01 Richard Guenther <rguenther@suse.de>
8684 * fold-const.c (fold_plusminus_mult_expr): Do not fold
8685 i * 4 + 2 to (i * 2 + 1) * 2.
8687 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8690 * c-parser.c (c_parser_asm_statement): Skip until close paren and
8691 return if c_parser_asm_string_literal returned NULL.
8693 2009-04-01 Nick Clifton <nickc@redhat.com>
8695 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
8697 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
8698 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
8699 other typedefs to avoid conflicts with libgcc2.c. Define labels
8700 to gain 16-bit bit-manipulation functions from libgcc2.c and then
8702 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
8703 to gain 16-bit trapping arithmetic functions from libgcc2.c and
8706 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
8708 * varasm.c (default_function_rodata_section): Declare DOT as
8711 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
8712 Andrey Galkin <agalkin@hypercom.com>
8715 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
8716 Make object_name unique for each process.
8718 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8721 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
8722 addressable variables in the parallel that could go out of scope while
8723 running queued tasks.
8725 2009-04-01 Anatoly Sokolov <aesok@post.ru>
8727 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
8728 (CASE_VALUES_THRESHOLD): Redefine.
8729 * config/avr/avr.c (avr_override_options): Remove initialization of
8730 avr_case_values_threshold variable.
8731 (avr_case_values_threshold): Remove variable. Add new function.
8732 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
8733 * config/avr/avr.opt (mno-tablejump): Remove option.
8734 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
8736 2009-04-01 DJ Delorie <dj@redhat.com>
8738 * varasm.c (default_function_rodata_section): Don't assume
8739 anything about where the first '.' in the section name is.
8741 2009-04-01 Alan Modra <amodra@bigpond.net.au>
8743 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
8744 rs6000_emit_stack_tie.
8746 2009-03-31 Ian Lance Taylor <iant@google.com>
8748 * tree-eh.c (tree_remove_unreachable_handlers): Compare
8749 gimple_code with GIMPLE_RESX, not RESX.
8751 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8753 * c-common.c (c_get_ident): New.
8754 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
8756 2009-04-01 Ben Elliston <bje@au.ibm.com>
8758 * config/rs6000/sysv4.opt (msdata): Improve option description.
8760 2009-03-31 Steve Ellcey <sje@cup.hp.com>
8762 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
8763 (divdf3_internal_lat): Remove.
8764 (divxf3_internal_lat): Remove.
8765 (divxf3_internal_thr): Remove.
8766 (divxf): Use divxf3_internal.
8767 * config/ia64/div.md (divsf3_internal_lat): New.
8768 (divdf3_internal_lat): New.
8769 (divxf3_internal): New.
8771 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8774 * Makefile.in (USE_GCC_STDINT): Define.
8775 (stmp-int-hdrs): Install stdint.h if applicable.
8776 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
8778 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
8779 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
8780 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8781 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8782 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8783 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8784 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8785 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8786 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8787 (c_common_nodes_and_builtins): Initialize
8788 underlying_wchar_type_node. Do not initialize
8789 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
8790 nodes for new types.
8791 (c_stddef_cpp_builtins): Define macros for new types.
8792 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
8794 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
8795 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
8796 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
8797 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
8798 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
8799 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
8800 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
8801 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
8802 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
8803 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
8804 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
8805 int16_type_node, int32_type_node, int64_type_node,
8806 uint8_type_node, uint16_type_node, c_uint32_type_node,
8807 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
8808 int_least32_type_node, int_least64_type_node,
8809 uint_least8_type_node, uint_least16_type_node,
8810 uint_least32_type_node, uint_least64_type_node,
8811 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
8812 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
8813 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
8814 uintptr_type_node): Define.
8815 * c-cppbuiltin.c (builtin_define_constants,
8816 builtin_define_type_minmax): New.
8817 (builtin_define_stdint_macros): Define more macros.
8818 (c_cpp_builtins): Define more limit macros.
8820 (builtin_define_type_max): Define in terms of
8821 builtin_define_type_minmax. Remove is_long parameter. All
8823 * config.gcc (use_gcc_stdint): Define.
8824 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
8825 Add newlib-stdint.h for generic targets.
8826 * config/glibc-stdint.h, config/newlib-stdint.h,
8827 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
8828 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
8829 * config/score/score.h (UINTPTR_TYPE): Define.
8830 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8831 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8832 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8833 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8834 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8835 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8836 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8837 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8838 * config/spu/spu.h (STDINT_LONG32): Define.
8839 * configure.ac (use_gcc_stdint): Substitute.
8840 * configure: Regenerate.
8841 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
8842 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
8843 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
8844 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
8845 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
8846 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
8847 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
8848 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
8849 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
8850 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
8851 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
8852 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
8853 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
8854 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
8855 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
8856 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
8857 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
8858 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
8859 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
8860 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
8861 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
8862 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
8863 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8864 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8865 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8866 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8867 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8868 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8869 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
8871 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
8873 * loop-iv.c (suitable_set_for_replacement): Renamed from
8874 simplify_using_assignment; changed to return bool and to accept new
8875 args DEST and SRC. Return true iff we find a source/destination pair
8876 that can be used to make a replacement, and fill SRC and DEST if so.
8877 Remove arg ALTERED. Don't deal with altered regs here. All callers
8879 (simplify_using_initial_values): Deal with altered regs here and track
8880 more precisely the effect they have on the validity of our expression.
8882 * loop-iv.c (simplify_using_condition): A condition of the form
8883 (EQ REG CONST) can be used to simply make a substitution.
8884 (simplify_using_initial_values): Keep track of conditions we have seen
8885 and keep using them to simplify new expressions, while applying the
8886 same substitutions to them as to the expression.
8888 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8889 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
8892 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
8893 changed. Use this when trying to improve the upper bound.
8894 Generate the comparison by using simplify_gen_relational.
8896 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
8898 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
8900 (simplify_using_assignment, simplify_using_initial_values): Call
8901 replace_in_expr to make replacements. Call replace_single_def_regs
8902 once on the initial version of the expression.
8904 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8907 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
8909 2009-03-31 Richard Guenther <rguenther@suse.de>
8912 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
8913 equality comparisons. Fold C - X CMP X if C % 2 == 1.
8915 2009-03-31 Richard Guenther <rguenther@suse.de>
8917 * tree.h (div_if_zero_remainder): Declare.
8918 * fold-const.c (div_if_zero_remainder): Export.
8919 * tree-ssa-forwprop.c
8920 (forward_propagate_addr_into_variable_array_index): Handle
8921 constant array index addition outside of the variable index.
8923 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8926 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
8927 define_splits, floatunssi<mode>2): Require x87 conversions from
8928 DImode to be permitted.
8930 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8932 PR preprocessor/15638
8933 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
8935 2009-03-31 Richard Guenther <rguenther@suse.de>
8939 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
8940 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
8941 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
8942 a separate statement.
8943 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
8944 (lookup_tmp_var): Likewise.
8945 (is_gimple_formal_tmp_or_call_rhs): Remove.
8946 (is_gimple_reg_or_call_rhs): Rename to ...
8947 (is_gimple_reg_rhs_or_call): ... this.
8948 (is_gimple_mem_or_call_rhs): Rename to ...
8949 (is_gimple_mem_rhs_or_call): ... this.
8950 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
8951 DECL_GIMPLE_REG_P only if is_formal is true.
8952 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
8953 for non-proper post-modify expression gimplification.
8954 (gimplify_self_mod_expr): For post-modify expressions gimplify
8955 the lvalue to a minimal lvalue.
8956 (rhs_predicate_for): Remove formal temp case.
8957 (gimplify_modify_expr_rhs): Likewise.
8958 (gimplify_addr_expr): Use is_gimple_reg.
8959 (gimplify_expr): Remove formal temp cases.
8960 (gimple_regimplify_operands): Likewise.
8961 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
8962 and FILTER_EXPR like constants.
8963 * gimple.c (walk_gimple_op): Fix val_only initialization, use
8965 (is_gimple_formal_tmp_rhs): Remove.
8966 (is_gimple_reg_rhs): Remove special casing.
8967 (is_gimple_mem_rhs): Fix.
8968 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
8969 (is_gimple_formal_tmp_var): Remove.
8970 (is_gimple_formal_tmp_reg): Likewise.
8971 (is_gimple_min_lval): Allow invariant component ref parts.
8972 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
8973 is_gimple_formal_tmp_reg): Remove declarations.
8974 * tree-cfg.c (verify_expr): Verify that variables with address
8975 taken do not have DECL_GIMPLE_REG_P set.
8976 * tree-mudflap.c (mf_build_check_statement_for): Use
8977 force_gimple_operand instead of gimplify_expr.
8979 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
8981 * modulo-sched.c (sms_schedule_by_order): Pass the actual
8982 schedulable rows to compute_split_row.
8984 2009-03-31 Ben Elliston <bje@au.ibm.com>
8987 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
8990 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8992 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
8993 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
8994 * configure: Regenerate.
8995 * config.in: Regenerate.
8996 * config/rs6000/rs6000.opt (mtls-markers): Add.
8997 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
8998 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
8999 (tls_ld_aix, tls_ld_sysv): Likewise.
9000 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
9001 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
9003 2009-03-31 Alan Modra <amodra@bigpond.net.au>
9005 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
9007 2009-03-30 Jan Hubicka <jh@suse.cz>
9009 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
9011 (tree_remove_unreachable_handlers): Cleanup EH predecestor
9012 detection and label handling.
9014 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9016 * ira-int.h (ira_allocno): Rename left_conflicts_num to
9017 left_conflicts_size.
9018 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
9019 ALLOCNO_LEFT_CONFLICTS_SIZE.
9021 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
9022 remove_allocno_from_bucket_and_push,
9023 allocno_spill_priority_compare, push_allocnos_to_stack,
9024 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9025 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
9026 (setup_allocno_left_conflicts_num): Ditto. Rename to
9027 setup_allocno_left_conflicts_size.
9028 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9029 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
9030 setup_allocno_left_conflicts_size instead of
9031 setup_allocno_left_conflicts_num.
9033 * ira-build.c (ira_create_allocno): Use
9034 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
9035 ALLOCNO_LEFT_CONFLICTS_NUM.
9037 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9039 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
9040 instead of DF_LR_OUT.
9042 * ira-lives.c (process_bb_node_lives): Ditto.
9044 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
9045 instead of DF_LR_{OUT,IN}.
9047 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
9049 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
9051 2009-03-30 Jan Hubicka <jh@suse.cz>
9053 * except.c (label_to_region_map): Fix thinko.
9055 2009-03-30 Steve Ellcey <sje@cup.hp.com>
9058 * tree.h (tree_find_value): New declaration.
9059 * tree.c (tree_find_value): New function.
9060 * varasm.c (assemble_external): Avoid duplicate entries on lists.
9062 2009-03-30 Jakub Jelinek <jakub@redhat.com>
9065 * c-decl.c (struct c_binding): Add locus field.
9066 (bind): Add locus argument, set locus field from it.
9067 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
9068 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
9069 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
9070 implicitly_declare, undeclared_variable, lookup_label,
9071 declare_label, c_make_fname_decl, c_builtin_function,
9072 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
9075 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
9078 * config/i386/i386.c (classify_argument): Check total size of
9081 2009-03-30 Martin Jambor <mjambor@suse.cz>
9083 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
9084 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
9085 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
9088 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
9089 seen_variable_array_ref while also traversing a union.
9091 * tree-inline.c (optimize_inline_calls): Do not call
9092 cgraph_node_remove_callees.
9093 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
9094 (pass_remove_cgraph_callee_edges): New variable.
9095 * passes.c (init_optimization_passes): Add
9096 pass_remove_cgraph_callee_edges after early inlining and before all
9097 late intraprocedural passes.
9099 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
9101 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9103 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
9106 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9108 * combine.c (simplify_comparison): Use have_insn_for.
9109 * dojump.c (do_jump): Likewise.
9111 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9113 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
9114 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
9115 sparc_compare_op0 like sparc_compare_emitted used to be handled.
9116 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
9117 instead of sparc_compare_emitted.
9118 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
9119 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
9120 instead of sparc_compare_emitted.
9122 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9124 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
9125 enter/exit cfglayout mode.
9126 (pass_partition_block): Require it.
9127 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
9128 (combine_instructions): Track basic blocks instead of labels.
9129 (update_cfg_for_uncondjump): New.
9130 (try_combine): Use it. Update jumps after rescanning.
9131 (pass_combine): Require PROP_cfglayout.
9132 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
9134 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9136 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
9137 Provide/destroy PROP_cfglayout respectively.
9138 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
9139 * tree-pass.h (PROP_cfglayout): New.
9141 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9143 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
9144 fold_convert_const_fixed_from_fixed,
9145 fold_convert_const_fixed_from_int,
9146 fold_convert_const_fixed_from_real, fold_negate_const): Do not
9147 set TREE_CONSTANT_OVERFLOW.
9148 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
9149 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
9151 2009-03-30 Ira Rosen <irar@il.ibm.com>
9153 * tree-vect-loop-manip.c: New file.
9154 * tree-vectorizer.c: Update documentation and included files.
9155 (vect_loop_location): Make extern.
9156 (rename_use_op): Move to tree-vect-loop-manip.c
9157 (rename_variables_in_bb, rename_variables_in_loop,
9158 slpeel_update_phis_for_duplicate_loop,
9159 slpeel_update_phi_nodes_for_guard1,
9160 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
9161 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
9162 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
9163 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
9164 find_loop_location): Likewise.
9165 (new_stmt_vec_info): Move to tree-vect-stmts.c.
9166 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
9167 get_vectype_for_scalar_type, vect_is_simple_use,
9168 supportable_widening_operation, supportable_narrowing_operation):
9170 (bb_in_loop_p): Move to tree-vect-loop.c.
9171 (new_loop_vec_info, destroy_loop_vec_info,
9172 reduction_code_for_scalar_code, report_vect_op,
9173 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
9174 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
9175 (vect_supportable_dr_alignment): Likewise.
9176 * tree-vectorizer.h (tree-data-ref.h): Include.
9177 (vect_loop_location): Declare.
9178 Reorganize function declarations according to the new file structure.
9179 * tree-vect-loop.c: New file.
9180 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
9181 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
9182 * tree-vect-data-refs.c: New file.
9183 * tree-vect-patterns.c (timevar.h): Don't include.
9184 * tree-vect-stmts.c: New file.
9185 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
9186 tree-vect-slp.c, tree-vect-loop.c.
9187 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
9188 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
9189 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
9190 (tree-vect-analyze.o): Remove.
9191 (tree-vect-transform.o): Likewise.
9192 (tree-vect-data-refs.o): Add rule.
9193 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
9194 tree-vect-slp.o): Likewise.
9195 (tree-vect-patterns.o): Remove redundant dependencies.
9196 (tree-vectorizer.o): Likewise.
9197 * tree-vect-slp.c: New file.
9199 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9201 * optc-gen.awk: Warn if an option flag has multiple different
9204 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
9206 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
9207 -floop-block): Document dependences on PPL, CLooG and Graphite.
9209 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9211 PR rtl-optimization/323
9212 * c-common.c (c_fully_fold, convert_and_check,
9213 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
9214 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
9215 * c-common.def (EXCESS_PRECISION_EXPR): New.
9216 * c-cppbuiltin.c (builtin_define_float_constants): Define
9217 constants with enough digits for long double.
9218 * c-lex.c (interpret_float): Interpret constant with excess
9219 precision where appropriate.
9220 * c-opts.c (c_common_post_options): Set
9221 flag_excess_precision_cmdline. Give an error for
9222 -fexcess-precision=standard for C++ for processors where the
9223 option is significant.
9224 * c-parser.c (c_parser_conditional_expression): Handle excess
9225 precision in condition.
9226 * c-typeck.c (convert_arguments): Handle arguments with excess
9228 (build_unary_op): Move excess precision outside operation.
9229 (build_conditional_expr): Likewise.
9230 (build_compound_expr): Likewise.
9231 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
9232 (build_modify_expr): Handle excess precision in RHS.
9233 (convert_for_assignment): Handle excess precision in converted
9235 (digest_init, output_init_element, process_init_element): Handle
9236 excess precision in initializer.
9237 (c_finish_return): Handle excess precision in return value.
9238 (build_binary_op): Handle excess precision in operands and add
9239 excess precision as needed for operation.
9240 * common.opt (-fexcess-precision=): New option.
9241 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
9242 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
9243 For standard excess precision, output explicit conversion to and
9244 truncation from XFmode.
9245 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
9246 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
9247 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
9248 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
9249 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
9250 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
9251 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
9252 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
9253 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
9254 define_splits, sqrt<mode>2): Disable where appropriate for
9255 standard excess precision.
9256 * convert.c (convert_to_real): Do not shorten arithmetic to type
9257 for which excess precision would be used.
9258 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
9259 * doc/invoke.texi (-fexcess-precision=): Document option.
9260 (-mfpmath=): Correct index entry.
9261 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
9262 flag_excess_precision): New.
9263 * langhooks.c (lhd_post_options): Set
9264 flag_excess_precision_cmdline.
9265 * opts.c (common_handle_option): Handle -fexcess-precision=.
9266 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
9267 init_excess_precision): New.
9268 (lang_dependent_init_target): Call init_excess_precision.
9269 * tree.c (excess_precision_type): New.
9270 * tree.h (excess_precision_type): Declare.
9272 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9275 * c-typeck.c (build_component_ref): Do not copy qualifiers from
9276 non-lvalue to component.
9278 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9280 PR preprocessor/34695
9281 * Makefile.in (c-opts.o): Depend on c-tree.h.
9282 * c-common.c: Move down include of diagnostic.h.
9283 (done_lexing, c_cpp_error): New.
9284 * c-common.h (done_lexing): Declare.
9285 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
9287 * c-opts.c: Include c-tree.h.
9288 (c_common_init_options): Set preprocessor error callback.
9289 (c_common_handle_option): Do not set preprocessor
9290 inhibit_warnings, warnings_are_errors, warn_system_headers,
9291 pedantic_errors or inhibit_warnings flags.
9292 (c_common_post_options): Do not check cpp_errors (parse_in).
9293 (c_common_finish): Do not output dependencies if there were
9294 errors. Do not check return value of cpp_finish.
9295 * c-ppoutput.c (pp_file_change): Set input_location.
9296 * c-tree.h (c_cpp_error): Declare.
9297 * diagnostic.c (diagnostic_set_info_translated): Also initialize
9299 (diagnostic_build_prefix): Check override_column.
9300 * diagnostic.h (diagnostic_info): Add override_column field.
9301 (diagnostic_override_column): Define.
9303 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
9305 * c-common.c (c_expand_expr, c_staticp): Remove.
9306 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
9307 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
9308 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
9309 * c-gimplify.c (gimplify_compound_literal_expr,
9310 optimize_compound_literals_in_ctor): Remove.
9311 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
9312 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
9313 * c-semantics.c (emit_local_var): Remove.
9315 * langhooks-def.h (lhd_expand_expr): Remove.
9316 * langhooks.c (lhd_expand_expr): Remove.
9317 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
9319 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
9320 handling from c-semantics.c; don't call into langhook.
9321 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
9322 * gimplify.c (gimplify_compound_literal_expr,
9323 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
9324 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
9325 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
9326 as was done in c-gimplify.c.
9327 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
9328 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
9329 Move from c-common.h.
9330 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
9332 * tree.c (staticp): Do not call langhook.
9333 * langhooks.c (lhd_staticp): Delete.
9334 * langhooks-def.h (lhd_staticp): Delete prototype.
9335 (LANG_HOOKS_STATICP): Delete.
9336 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
9338 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
9339 instead of DECL_STMTs.
9341 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9349 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
9351 (fold_call_expr): Return a NOP_EXPR from folding rather than the
9352 contained expression.
9353 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
9354 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
9355 conditional expressions for C.
9356 (decl_constant_value_for_optimization): Move from
9357 decl_constant_value_for_broken_optimization in c-typeck.c. Check
9358 whether optimizing and that the expression is a VAR_DECL not of
9359 array type instead of doing such checks in the caller. Do not
9360 check pedantic. Call gcc_unreachable for C++.
9361 * c-common.def (C_MAYBE_CONST_EXPR): New.
9362 * c-common.h (c_fully_fold, c_save_expr,
9363 decl_constant_value_for_optimization): New prototypes.
9364 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
9365 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
9366 EXPR_INT_CONST_OPERANDS): Define.
9367 * c-convert.c (convert): Strip nops from expression.
9368 * c-decl.c (groktypename): Take extra parameters expr and
9369 expr_const_operands. Update call to grokdeclarator.
9370 (start_decl): Update call to grokdeclarator. Add statement for
9371 expressions used in type of decl.
9372 (grokparm): Update call to grokdeclarator.
9373 (push_parm_decl): Update call to grokdeclarator.
9374 (build_compound_literal): Add parameter non_const and build a
9375 C_MAYBE_COSNT_EXPR if applicable.
9376 (grokdeclarator): Take extra parameters expr and
9377 expr_const_operands. Track expressions used in declaration
9378 specifiers and declarators. Fold array sizes and track whether
9379 they are constant expressions and whether they are integer
9380 constant expressions.
9381 (parser_xref_tag): Set expr and expr_const_operands fields in
9383 (grokfield): Update call to grokdeclarator.
9384 (start_function): Update call to grokdeclarator.
9385 (build_null_declspecs): Set expr and expr_const_operands fields in
9387 (declspecs_add_type): Handle expressions in typeof specifiers.
9388 * c-parser.c (c_parser_declspecs): Set expr and
9389 expr_const_operands fields for declaration specifiers.
9390 (c_parser_enum_specifier): Likewise.
9391 (c_parser_struct_or_union_specifier): Likewise.
9392 (c_parser_typeof_specifier): Likewise. Update call to
9393 groktypename. Fold expression as needed. Return expressions with
9394 type instead of adding statements.
9395 (c_parser_attributes): Update calls to c_parser_expr_list.
9396 (c_parser_statement_after_labels): Fold expression before passing
9397 to objc_build_throw_stmt.
9398 (c_parser_condition): Fold expression.
9399 (c_parser_asm_operands): Fold expression.
9400 (c_parser_conditional_expression): Use c_save_expr. Update call
9401 to build_conditional_expr.
9402 (c_parser_alignof_expression): Update call to groktypename.
9403 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
9404 original_code. Fold expression argument of va_arg. Create
9405 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
9406 argument to va_arg. Update calls to groktypename. Fold array
9407 index for offsetof. Verify that first argument to
9408 __builtin_choose_expr has integer type.
9409 (c_parser_postfix_expression_after_paren_type): Update calls to
9410 groktypename and build_compound_literal. Handle expressions with
9411 side effects in type name.
9412 (c_parser_postfix_expression_after_primary): Update call to
9413 c_parser_expr_list. Set original_code for calls to
9414 __builtin_constant_p.
9415 (c_parser_expr_list): Take extra parameter fold_p. Fold
9416 expressions if requested.
9417 (c_parser_objc_type_name): Update call to groktypename.
9418 (c_parser_objc_synchronized_statement): Fold expression.
9419 (c_parser_objc_receiver): Fold expression.
9420 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
9421 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
9422 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
9423 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
9424 (struct c_typespec): Add elements expr and expr_const_operands.
9425 (struct c_declspecs): Add elements expr and expr_const_operands.
9426 (groktypename, build_conditional_expr, build_compound_literal):
9428 (in_late_binary_op): Declare.
9429 * c-typeck.c (note_integer_operands): New function.
9430 (in_late_binary_op): New variable.
9431 (decl_constant_value_for_broken_optimization): Move to c-common.c
9432 and rename to decl_constant_value_for_optimization.
9433 (default_function_array_conversion): Do not strip nops.
9434 (default_conversion): Do not call
9435 decl_constant_value_for_broken_optimization.
9436 (build_array_ref): Do not fold result.
9437 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
9438 result when operand is a VLA.
9439 (c_expr_sizeof_type): Update call to groktypename. Handle
9440 expressions included in type name. Use C_MAYBE_CONST_EXPR for
9441 result when operand names a VLA type.
9442 (build_function_call): Update call to build_compound_literal.
9443 Only fold result for calls to __builtin_* functions. Strip
9444 NOP_EXPR from INTEGER_CST returned from such functions. Fold
9445 the function designator.
9446 (convert_arguments): Fold arguments. Update call to
9447 convert_for_assignment.
9448 (build_unary_op): Handle increment and decrement of
9449 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
9450 decrement earlier. Fold operand of increment and decrement.
9451 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
9452 built for integer operand. Wrap returns that are INTEGER_CSTs
9453 without being integer constant expressions or that have integer
9454 constant operands without being INTEGER_CSTs.
9455 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
9456 (build_conditional_expr): Add operand ifexp_bcp. Track whether
9457 result is an integer constant expression or can be used in
9458 unevaluated parts of one and avoid folding and wrap as
9459 appropriate. Fold operands before possibly doing -Wsign-compare
9461 (build_compound_expr): Wrap result for C99 if operands can be used
9462 in integer constant expressions.
9463 (build_c_cast): Update call to digest_init. Do not ignore
9464 overflow from casting floating-point constants to integers. Wrap
9465 results that could be confused with integer constant expressions,
9466 null pointer constants or floating-point constants.
9467 (c_cast_expr): Update call to groktypename. Handle expressions
9468 included in type name.
9469 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
9470 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
9471 Update calls to convert_for_assignment.
9472 (convert_for_assignment): Take new parameter
9473 null_pointer_constant. Do not strip nops or call
9474 decl_constant_value_for_broken_optimization. Set
9475 in_late_binary_op for conversions to boolean.
9476 (store_init_value): Update call to digest_init.
9477 (digest_init): Take new parameter null_pointer_constant. Do not
9478 call decl_constant_value_for_broken_optimization. pedwarn for
9479 initializers not constant expressions. Update calls to
9480 convert_for_assignment.
9481 (constructor_nonconst): New.
9482 (struct constructor_stack): Add nonconst element.
9483 (really_start_incremental_init, push_init_level, pop_init_level):
9484 Handle constructor_nonconst and nonconst element.
9485 (set_init_index): Call constant_expression_warning for array
9487 (output_init_element): Fold value. Set constructor_nonconst as
9488 applicable. pedwarn for initializers not constant expressions.
9489 Update call to digest_init. Call constant_expression_warning
9490 where constant initializers are required.
9491 (process_init_element): Use c_save_expr.
9492 (c_finish_goto_ptr): Fold expression.
9493 (c_finish_return): Fold return value. Update call to
9494 convert_for_assignment.
9495 (c_start_case): Fold switch expression.
9496 (c_process_expr_stmt): Fold expression.
9497 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
9498 ensure statement expression is not evaluated in constant expression.
9499 (build_binary_op): Track whether results are integer constant
9500 expressions or may occur in such, disable folding and wrap results
9501 as applicable. Fold operands for -Wsign-compare warnings unless
9503 (c_objc_common_truthvalue_conversion): Handle results folded to
9504 integer constants that are not integer constant expressions.
9505 * doc/extend.texi: Document when typeof operands are evaluated,
9506 that condition of __builtin_choose_expr is an integer constant
9507 expression, and more about use of __builtin_constant_p in
9510 2009-03-29 Richard Guenther <rguenther@suse.de>
9512 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
9513 propagate addresses of array references.
9515 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
9517 * regmove.c (perhaps_ends_bb_p): Remove.
9518 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
9519 from INSN and check that the main loop stays within that basic block.
9520 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
9521 (regmove_forward_pass): Split out from regmove_optimize. Use
9522 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
9523 (regmove_backward_pass): Split out from regmove_optimize. Use
9524 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
9525 (regmove_optimize): Simplify.
9527 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9530 * config/i386/i386.c (classify_argument): Ignore flexible array
9531 member in struct and warn ABI change.
9533 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9535 * config/i386/i386-protos.h (ix86_agi_dependent): New.
9537 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
9538 (ix86_adjust_cost): Updated.
9540 2009-03-29 Jan Hubicka <jh@suse.cz>
9543 * tree-pass.h (pass_cleanup_eh): New function.
9544 (remove_unreachable_regions): Break code handling RTL
9545 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
9546 that can not be reached by runtime.
9547 (can_be_reached_by_runtime): New function.
9548 (label_to_region_map): New function.
9549 (num_eh_regions): New function.
9550 (rtl_remove_unreachable_regions): New function.
9551 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
9552 (remove_eh_region): New function.
9553 * except.h: Include sbitmap and vecprim.
9554 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
9555 num_eh_regions): Declare.
9556 * passes.c (init_optimization_passes): Schedule cleanup_eh.
9557 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
9558 * tree-eh.c (tree_remove_unreachable_handlers): New function.
9559 (tree_empty_eh_handler_p): New function.
9560 (cleanup_empty_eh): New function.
9561 (cleanup_eh): New function.
9562 (pass_cleanup_eh): New function.
9564 2009-03-29 Jan Hubicka <jh@suse.cz>
9566 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
9567 for removed regions.
9569 2009-03-29 Jan Hubicka <jh@suse.cz>
9571 * except.c (dump_eh_tree): Dump all datastructures.
9573 2009-03-29 Jan Hubicka <jh@suse.cz>
9575 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
9576 (duplicate_eh_regions_1): Likewise.
9577 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
9578 vector; call EH verification.
9579 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9580 Be ready for region being removed.
9582 2009-03-29 Jan Hubicka <jh@suse.cz>
9584 * bitmap.c (bitmap_last_set_bit): New function.
9585 * bitmap.h (bitmap_last_set_bit): Declare.
9587 2009-03-29 David Ayers <ayers@fsfe.org>
9590 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
9591 by calling objc_compare_types and surpress warnings about
9592 incompatible C pointers that are compatible ObjC pointers.
9594 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
9596 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
9597 call initialize_inline_failed.
9598 (initialize_inline_failed): Move it from here ...
9599 * cgraph.c (initialize_inline_failed): ... to here.
9600 (cgraph_create_edge): Call initialize_inline_failed rather than
9601 setting inline_failed directly.
9603 2009-03-29 Ben Elliston <bje@au.ibm.com>
9606 * sysv4.opt (msdata): Improve comment.
9607 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
9608 * sysv4.h (SVR4_ASM_SPEC): Likewise.
9610 2009-03-29 Ben Elliston <bje@au.ibm.com>
9613 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
9614 load and store attributes.
9616 2009-03-29 Ben Elliston <bje@au.ibm.com>
9618 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
9619 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
9620 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
9621 * doc/extend.texi (X86 Built-in Functions): Add index entries for
9622 __builtin_infq and __builtin_huge_valq.
9624 2009-03-28 Anatoly Sokolov <aesok@post.ru>
9626 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
9628 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9629 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
9631 2009-03-28 Xinliang David Li <davidxl@google.com>
9633 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
9634 (do_dbg_cnt): New function.
9636 2009-03-28 Jan Hubicka <jh@suse.cz>
9638 Merge from pretty-ipa:
9640 2009-03-27 Jan Hubicka <jh@suse.cz>
9642 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9643 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
9644 * passes.c (function_called_by_processed_nodes_p): New.
9645 * ipa-pure-const.c (check_call): Fix handling of operands.
9646 (analyze_function): Dump debug output for skipped bodies.
9647 (local_pure_const): Use function_called_by_processed_nodes_p.
9648 * dwarf2out.c (reference_to_unused): Use output.
9649 * passes.c (do_per_function_toporder): Likewise.
9651 2008-11-12 Jan Hubicka <jh@suse.cz>
9653 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
9654 * ipa-pure-const.c (funct_state_d): Add can throw field; make
9655 state_set_in_source enum
9656 (check_decl): Ignore memory tags; do not set fake looping flags;
9658 (check_operand, check_tree, check_rhs_var, check_lhs_var,
9659 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
9660 (check_call, analyze_function): Rewrite.
9662 (add_new_function): Update call of analyze_function.
9663 (generate_summary): Add call of analyze_function.
9664 (propagate): Propagate can_throw; handle state_set_in_source correctly.
9665 (local_pure_const): New function.
9666 (pass_local_pure_const): New pass.
9667 * ipa-inline.c (inline_transform): Set after_inlining.
9668 * tree-eh.c (stmt_can_throw_external): New.
9669 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
9670 work with aliasing built.
9671 * tree-flow.h (stmt_can_throw_external): New.
9672 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
9673 and local pure/const pass in early and late optimization queue.
9675 2009-03-28 Martin Jambor <mjambor@suse.cz>
9677 * fold-const.c (get_pointer_modulus_and_residue): New parameter
9679 (fold_binary): Allow function decl aligment consideration is the
9680 second argument is integer constant one.
9681 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
9682 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
9683 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
9685 2009-03-28 Jan Hubicka <jh@suse.cz>
9687 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
9688 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
9689 * function.h (rtl_data): Add nothrow flag.
9690 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
9691 set DECL_NOTHROW for AVAILABLE functions.
9693 2009-03-28 Jakub Jelinek <jakub@redhat.com>
9695 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
9696 following vector keyword has expansion starting with pixel or bool
9697 keyword, expand vector to __vector and pixel or bool to __pixel or
9701 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
9702 warn_if_disallowed_function_p): Removed.
9703 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
9704 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
9705 warning_if_disallowed_function_p.
9706 * flags.h (warn_if_disallowed_function_p,
9707 warn_disallowed_functions): Removed.
9708 * common.opt (Wdisallowed-function-list=): Removed.
9709 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
9711 2009-03-28 Richard Guenther <rguenther@suse.de>
9713 PR tree-optimization/38723
9714 * tree-ssa-pre.c (compute_avail): Add all default definitions to
9717 2009-03-28 Jan Hubicka <jh@suse.cz>
9719 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
9720 test introduced by my previous patch.
9722 2009-03-28 Richard Guenther <rguenther@suse.de>
9724 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
9725 the PHIs value undefined.
9727 2009-03-28 Jan Hubicka <jh@suse.cz>
9729 * tree-pass.h (pass_fixup_cfg): New pass.
9730 * ipa-inline.c (inline_transform): Set
9731 always_inline_functions_inlined/after_inlining.
9732 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
9733 (pass_fixup_cfg): New pass.
9734 * passes.c (init_optimization_passes): Add fixup_cfg.
9736 2009-03-28 Richard Guenther <rguenther@suse.de>
9738 PR tree-optimization/38458
9739 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
9740 argument use the arguments copy-of value.
9742 2009-03-28 Richard Guenther <rguenther@suse.de>
9744 PR tree-optimization/38180
9745 * tree-ssa-ccp.c (get_default_value): Simplify.
9746 (likely_value): Likewise.
9747 (surely_varying_stmt_p): Properly handle VOP case.
9748 (ccp_initialize): Likewise.
9749 (ccp_fold): Handle propagating through *&.
9750 (fold_const_aggregate_ref): Also handle decls.
9752 2009-03-28 Jan Hubicka <jh@suse.cz>
9754 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9755 * cgraph.h (cgraph_node): Likewise.
9756 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
9757 (cgraph_reset_node): Use process flag.
9758 (cgraph_mark_functions_to_output): Likewise.
9759 (cgraph_expand_function): Likewise.
9760 (cgraph_expand_all_functions): Likewise.
9761 (cgraph_output_in_order): Likewise.
9762 * dwarf2out.c (reference_to_unused): Likewise.
9763 * passes.c do_per_function_toporder): Likewise.
9765 2009-03-28 Jan Hubicka <jh@suse.cz>
9767 Bring from lto-branch:
9769 2008-09-03 Doug Kwan <dougkwan@google.com>
9771 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
9772 enums instead of reason strings.
9773 * cgraph.c (cgraph_create_edge): Same.
9774 (cgraph_inline_failed_string): New function.
9775 * cgraph.h (cgraph_inline_failed_t): New enum type.
9776 (cgraph_inline_failed_string): New prototype.
9777 (struct cgraph_edge): Change type of INLINED_FAILED from constant
9778 char pointer to cgraph_inline_failed_t.
9779 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
9780 (cgraph_default_inline_p): Ditto.
9781 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
9782 to cgraph_inline_failed_t pointer.
9783 * cif-code.def: New file.
9784 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
9786 (cgraph_check_inline_limits): Change type of REASON to pointer to
9787 cgraph_inline_failed_t. Replace reason strings with enums.
9788 (cgraph_default_inline_p): Ditto.
9789 (cgraph_recursive_inlining_p): Ditto.
9790 (update_caller_keys): Change type of FAILED_REASON to
9791 cgraph_inline_failed_t.
9792 (cgraph_set_inline_failed): Change type of REASON to pointer to
9793 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
9794 convert enums to strings for text output.
9795 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
9796 to be of type cgraph_inline_failed_t. Replace reason strings with
9797 enums. Call cgraph_inline_failed_string to covert enums
9798 to strings for text output.
9799 (cgraph_decide_inlining): Replace reason strings with enums.
9800 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
9801 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
9803 * tree-inline.c (expand_call_inline): Change type of REASON
9804 to cgraph_inline_failed_t. Replace reason strings with enums.
9805 Call cgraph_inline_failed_string for text output.
9806 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
9809 2009-03-28 Jan Hubicka <jh@suse.cz>
9811 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
9812 cgraph_clone_node): Remove master clone handling.
9813 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9814 * cgraph.h (master_clone): Remove.
9815 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9816 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
9817 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
9819 2009-03-28 Jan Hubicka <jh@suse.cz>
9821 * cgraph.c (cgraph_function_body_availability): Functions declared
9822 inline are always safe to assume that it is not going to be replaced.
9824 2009-03-28 Richard Guenther <rguenther@suse.de>
9826 PR tree-optimization/38513
9827 * tree-ssa-pre.c (eliminate): Remove redundant stores.
9828 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9829 EXC_PTR_EXPR and FILTER_EXPR.
9830 (get_ref_from_reference_ops): Likewise.
9832 2009-03-28 Richard Guenther <rguenther@suse.de>
9834 PR tree-optimization/38968
9835 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
9836 Use FLOOR_MOD_EXPR to compute misalignment.
9838 2009-03-28 Richard Guenther <rguenther@suse.de>
9840 PR tree-optimization/37795
9841 * tree.h (combine_comparisons): Declare.
9842 * fold-const.c (combine_comparisons): Export.
9843 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
9845 (ifcombine_iforif): Use combine_comparisons.
9847 2009-03-28 Jan Hubicka <jh@suse.cz>
9849 * tree-eh.c (inlinable_call_p): New function.
9850 (make_eh_edges): Use it.
9851 (verify_eh_edges): Use it.
9852 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
9853 * except.c (reachable_next_level): Add inlinable_function argument
9854 (sjlj_find_directly_reachable_regions): Update.
9855 (add_reachable_handler): Do not set saw_any_handlers.
9856 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
9857 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9858 Add new inlinable call parameter.
9859 (can_throw_internal, can_throw_external): Update.
9860 * except.h (can_throw_internal_1, can_throw_external_1,
9861 foreach_reachable_handler): Update declaration.
9863 2009-03-28 Joseph Myers <joseph@codesourcery.com>
9865 * config/arm/t-arm-coff, config/h8300/coff.h,
9866 config/i386/i386-aout.h, config/i386/i386-coff.h,
9867 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
9868 config/pdp11/2bsd.h, config/rs6000/aix41.h,
9869 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
9870 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
9871 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
9872 sys-types.h: Remove.
9873 * Makefile.in: Remove protoize and fixproto support and references
9875 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
9876 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
9878 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
9879 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
9880 unprotoize$(exeext).
9881 (rest.encap): Don't depend on $(STMP_FIXPROTO)
9882 (.PHONY): Don't depend on proto.
9883 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
9884 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
9885 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
9886 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
9887 build/gen-protos.o, build/scan.o, xsys-protos.h,
9888 build/fix-header$(build_exeext), build/fix-header.o,
9889 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
9890 stmp-install-fixproto): Remove.
9891 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
9892 SYSCALLS.c or fixproto files.
9893 (install-common): Don't install protoize.
9894 (install-headers-tar, install-headers-cpio, install-headers-cp):
9895 Don't depend on $(STMP_FIXPROTO).
9896 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
9897 install fixproto files or write out fixproto settings.
9898 (uninstall): Don't uninstall protoize.
9899 * config.gcc (use_fixproto): Remove.
9900 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
9901 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
9902 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
9903 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
9904 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
9905 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
9906 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
9907 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
9908 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
9909 * config/t-vxworks (STMP_FIXPROTO): Remove.
9910 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
9911 STMP_FIXPROTO): Remove.
9912 * config.in, configure: Regenerate.
9913 * crtstuff.c (gid_t, uid_t): Don't undefine.
9914 * doc/install.texi: Change m68k-coff to m68k-elf in example.
9915 (arm-*-coff, arm-*-aout: Remove target entries.
9916 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
9917 Remove mention of AIX 4.1.
9918 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
9919 * doc/invoke.texi (Running Protoize): Remove.
9920 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
9921 (Protoize Caveats): Remove.
9922 * tsystem.h: Update comments on headers assumed to exist.
9924 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
9926 * genautomata.c: Add a new year to the copyright. Add a new
9928 (struct insn_reserv_decl): Add comments for member bypass_list.
9929 (find_bypass): Remove.
9930 (insert_bypass): New.
9931 (process_decls): Use insert_bypass.
9932 (output_internal_insn_latency_func): Output all bypasses with the
9933 same input insn in one switch case.
9935 * rtl.def (define_bypass): Describe bypass choice.
9936 * doc/md.texi (define_bypass): Ditto.
9938 2009-03-27 Richard Guenther <rguenther@suse.de>
9940 * gimplify.c (mark_addressable): Export.
9941 * tree-flow.h (mark_addressable): Declare.
9942 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
9943 * tree-ssa.c (verify_phi_args): Verify that address taken
9944 variables have TREE_ADDRESSABLE set.
9946 2009-03-27 Richard Guenther <rguenther@suse.de>
9948 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
9949 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
9950 Do not mark decls TREE_ADDRESSABLE.
9951 (build_fold_addr_expr): Adjust.
9952 (fold_addr_expr): Remove.
9953 (fold_unary): Use build_fold_addr_expr.
9954 (fold_comparison): Likewise.
9955 (split_address_to_core_and_offset): Likewise.
9956 * coverage.c (tree_coverage_counter_addr): Mark the array decl
9958 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
9959 (gimplify_modify_expr_to_memcpy): Mark source and destination
9961 * omp-low.c (create_omp_child_function): Mark the object decl
9963 (lower_rec_input_clauses): Mark the var we take the address of
9965 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
9967 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9970 * cfgexpand.c (expand_one_stack_var_at): Change alignment
9971 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
9973 2009-03-27 Richard Guenther <rguenther@suse.de>
9975 PR tree-optimization/39120
9976 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
9978 (handle_lhs_call): Process return constraints. Add escape
9979 constraints if necessary.
9980 (handle_const_call): Fill out return constraints. Make nested
9981 case more precise. Avoid consttmp if possible.
9982 (handle_pure_call): Fill out return constraints. Avoid
9983 callused if possible.
9984 (find_func_aliases): Simplify call handling.
9986 2009-03-27 Richard Guenther <rguenther@suse.de>
9988 PR tree-optimization/39120
9989 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
9990 as a representative.
9991 (solve_graph): Do propagate CALLUSED.
9992 (handle_pure_call): Use a scalar constraint from CALLUSED for
9994 (find_what_p_points_to): CALLUSED shall not appear in poins-to
9997 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10000 * c-common.c (handle_aligned_attribute): Properly check alignment
10001 overflow. Use (1U << i) instead of (1 << i).
10003 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
10005 * expr.h (get_mem_align_offset): Updated.
10007 * tree.h (tree_decl_common): Change align to "unsigned int" and
10008 move it before pointer_alias_set.
10010 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10011 Jakub Jelinek <jakub@redhat.com>
10014 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
10015 gr_register_operand with gr_reg_or_0_operand.
10016 (cmpxchg_rel_di): Likewise.
10017 (sync_lock_test_and_set<mode>): Likewise.
10019 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10021 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
10022 (true_regnum): Likewise.
10024 * rtlanal.c (subreg_info): Moved to ...
10025 * rtl.h (subreg_info): Here. New.
10026 (subreg_get_info): New.
10028 * rtlanal.c (subreg_get_info): Make it extern.
10030 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10033 * config/i386/i386.c (ix86_abi): New.
10034 (override_options): Handle -mabi=.
10035 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
10036 (ix86_call_abi_override): Likewise.
10037 (init_cumulative_args): Likewise.
10038 (function_arg_advance): Likewise.
10039 (function_arg_64): Likewise.
10040 (function_arg): Likewise.
10041 (ix86_pass_by_reference): Likewise.
10042 (ix86_function_value_regno_p): Likewise.
10043 (ix86_build_builtin_va_list_abi): Likewise.
10044 (setup_incoming_varargs_64): Likewise.
10045 (is_va_list_char_pointer): Likewise.
10046 (ix86_init_machine_status): Likewise.
10047 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
10048 (ix86_function_type_abi): Return enum calling_abi. Rewrite
10049 for 64bit. Replace DEFAULT_ABI with ix86_abi.
10050 (ix86_function_abi): Make it static and return enum calling_abi.
10051 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
10053 (ix86_fn_abi_va_list): Updated.
10055 * config/i386/i386.h (ix86_abi): New.
10056 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
10057 (CONDITIONAL_REGISTER_USAGE): Likewise.
10058 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
10059 (machine_function): Likewise.
10061 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
10063 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
10064 (STACK_BOUNDARY): Likewise.
10065 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
10067 * config/i386/i386.opt (mabi=): New.
10069 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
10070 return enum calling_abi.
10071 (ix86_function_type_abi): Likewise.
10072 (ix86_function_abi): Removed.
10074 * doc/invoke.texi: Document -mabi= option for x86.
10076 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10078 * builtins.c (real_dconstp): Delete.
10079 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
10081 2009-03-27 Dodji Seketeli <dodji@redhat.com>
10082 Jakub Jelinek <jakub@redhat.com>
10085 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
10086 (gen_subprogram_die): When a function is explicit, generate the
10087 DW_AT_explicit attribute.
10088 * langhooks.h (struct lang_hooks_for_decls): Add
10089 function_decl_explicit_p langhook.
10090 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
10091 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
10093 2009-03-27 Jakub Jelinek <jakub@redhat.com>
10095 * builtins.c (fold_builtin_memory_op): Optimize memmove
10096 into memcpy if we can prove source and destination don't overlap.
10098 * tree-inline.c: Include gt-tree-inline.h.
10099 (clone_fn_id_num): New variable.
10100 (clone_function_name): New function.
10101 (tree_function_versioning): Use it.
10102 * Makefile.in (GTFILES): Add tree-inline.c.
10104 2009-03-27 Mark Mitchell <mark@codesourcery.com>
10106 * BASE-VER: Change to 4.5.0.
10108 2009-03-27 Xinliang David Li <davidxl@google.com>
10110 PR tree-optimization/39557
10111 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
10113 2009-03-27 Xinliang David Li <davidxl@google.com>
10115 PR tree-optimization/39548
10116 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
10119 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10121 * c-common.c (pointer_int_sum): Use %wd on return from
10124 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10126 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
10127 on return from tree_low_cst.
10129 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
10132 * ginclude/stdarg.h (va_copy): Define also for
10133 __GXX_EXPERIMENTAL_CXX0X__.
10135 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10138 * builtins.h (c_strlen): Do not warn here.
10139 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10140 * c-common.c (pointer_int_sum): Take an explicit location.
10141 Warn about offsets out of bounds.
10142 * c-common.h (pointer_int_sum): Adjust declaration.
10144 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10146 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
10149 2009-03-26 Jakub Jelinek <jakub@redhat.com>
10152 * opts.c (warn_if_disallowed_function_p): Don't assume
10153 get_callee_fndecl must return non-NULL.
10155 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
10157 PR rtl-optimization/39522
10158 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
10159 when reg_reloaded_valid is set.
10161 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10163 * config/spu/divv2df3.c: New file.
10164 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
10165 (DPBIT_FUNCS): Filter out _div_df.
10167 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
10169 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
10170 a jump insn, count that jump in the distance to the loop start.
10172 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
10175 * config/sh/sh.c (calc_live_regs): Fix condition for global
10176 registers except PIC_OFFSET_TABLE_REGNUM.
10178 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
10181 * doc/invoke.texi (-mconsole): New.
10183 (-mno-cygwin): New.
10185 (-mnop-fun-dllimport): New.
10189 (sub section "i386 and x86-64 Windows Options"): New.
10191 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
10193 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
10194 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
10196 2009-03-25 Richard Guenther <rguenther@suse.de>
10198 PR middle-end/39497
10199 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
10202 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
10204 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
10205 neither of haifa/selective schedulers are working.
10207 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10209 * doc/invoke.texi (Debugging Options): Fix description of
10210 -fno-merge-debug-strings.
10212 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
10214 * config/cris/libgcc.ver: New version-script.
10215 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
10217 * configure.ac <GAS features, nop mnemonic>: Add pattern
10218 crisv32-*-* for "nop".
10219 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
10220 * configure: Regenerate.
10222 2009-03-24 Ira Rosen <irar@il.ibm.com>
10224 PR tree-optimization/39529
10225 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10226 mark_sym_for_renaming for the tag copied to the new vector
10229 2009-03-24 Arthur Loiret <aloiret@debian.org>
10231 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
10232 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
10233 EXTRA_SPEC_FUNCTIONS.
10234 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
10235 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
10236 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
10237 -march and -mtune options.
10239 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
10241 * config/m68k/t-rtems: Add m5329 multilib.
10243 2009-03-24 Dodji Seketeli <dodji@redhat.com>
10244 Jakub Jelinek <jakub@redhat.com>
10247 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
10250 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10253 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
10254 instead of c_parser_expression_conv, if original_code isn't one of the
10255 4 allowed comparison codes, fail.
10257 2009-03-23 Richard Guenther <rguenther@suse.de>
10259 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
10260 * tree.h (struct tree_type): Likewise.
10261 * reload.h (struct insn_chain): Likewise.
10262 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
10263 * function.h (struct function): Likewise.
10264 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
10266 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10268 PR tree-optimization/39516
10269 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
10271 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
10273 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
10274 should be set true if BITS_PER_WORD of target is bigger than 32
10276 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
10278 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
10279 Translate -B-options to -rpath-link. Correct existing
10280 rpath-link and conditionalize on !nostdlib.
10282 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10284 * doc/extend.texi (Function Attributes, Variable Attributes):
10286 * doc/invoke.texi (Debugging Options, Optimize Options)
10287 (i386 and x86-64 Options, MCore Options): Likewise.
10289 2009-03-20 Jakub Jelinek <jakub@redhat.com>
10292 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
10293 it for block local namespace aliases.
10294 (gen_decl_die): Pass context_die to gen_namespace_die.
10296 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10299 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
10300 minimum or maximum value.
10302 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
10304 * reginfo.c (globalize_reg): Recompute derived reg sets.
10306 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
10309 * libgcc2.c (mprotect): Do not use signed arguments for
10310 VirtualProtect, use DWORD arguments. Also fix the 'may
10311 be used uninitialized' warning for the np variable.
10313 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10316 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
10317 functions using regparm calling conventions when not optimizing.
10318 (ix86_function_sseregparm): Similarly for sseregparm calling
10321 2009-03-19 Li Feng <nemokingdom@gmail.com>
10323 PR middle-end/39500
10324 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
10325 dependence if the first conflict is after niter iterations.
10327 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
10329 PR middle-end/38609
10330 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
10331 functions with dynamic stack-pointer adjustments.
10333 2009-03-19 Ben Elliston <bje@au.ibm.com>
10335 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
10336 option; change to -msdata=data.
10338 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10340 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
10343 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
10346 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
10348 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
10350 * doc/invoke.texi (Code Gen Options): Expand discussion of
10353 2009-03-18 Jakub Jelinek <jakub@redhat.com>
10355 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
10356 * matrix-reorg.c (struct matrix_info): Likewise.
10357 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
10358 * rtl.h (struct mem_attrs): Likewise.
10359 * df.h (struct df): Likewise.
10360 * tree-data-ref.h (struct data_dependence_relation): Likewise.
10361 * ira-int.h (struct ira_allocno): Likewise.
10362 * df-scan.c (struct df_collection_rec): Likewise.
10363 * ira.c (struct equivalence): Likewise.
10364 * function.c (struct temp_slot): Likewise.
10365 * cfgloop.h (struct loop): Likewise.
10368 * function.c (use_register_for_decl): When not optimizing, disregard
10369 register keyword for variables with types containing methods.
10371 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
10373 PR middle-end/39447
10374 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
10375 (is_simple_operand): Call contains_component_ref_p before calling data
10376 reference analysis that would fail on COMPONENT_REFs.
10378 * tree-vrp.c (search_for_addr_array): Fix formatting.
10380 2009-03-18 Richard Guenther <rguenther@suse.de>
10382 * tree-vect-transform.c (vect_loop_versioning): Fold the
10383 generated comparisons.
10384 * tree-vectorizer.c (set_prologue_iterations): Likewise.
10385 (slpeel_tree_peel_loop_to_edge): Likewise.
10387 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10389 PR middle-end/37805
10390 * opts.c (print_specific_help): In addition to `undocumented',
10391 accept `separate' and `joined' flags if passed alone. Describe
10392 output by the first matched one of those.
10393 (common_handle_option): Skip over empty strings.
10394 * gcc.c (display_help): Fix help string for `--help='.
10395 * doc/invoke.texi (Option Summary, Overall Options): With
10396 `--help=', classes and qualifiers can both be repeated, but
10397 only the latter can be negated. One should not pass only
10398 negated qualifiers. Fix markup and examples.
10401 2008-10-14 Jakub Jelinek <jakub@redhat.com>
10402 PR middle-end/37805
10403 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
10404 and -fhelp=separate.
10406 2009-03-17 Jing Yu <jingyu@google.com>
10408 PR middle-end/39378
10409 * function.h (struct rtl_data): Move is_thunk from here...
10410 (struct function): ...to here.
10411 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
10412 * varasm.c (assemble_start_function): Change is_thunk from crtl to
10414 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
10416 (alpha_does_function_need_gp, alpha_start_function): Likewise.
10417 (alpha_output_function_end_prologue): Likewise.
10418 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
10419 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
10420 (rs6000_output_function_epilogue): Likewise.
10421 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10423 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
10426 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
10427 from different units in a single alternative.
10428 (*truncdfsf_i387): Ditto.
10429 (*truncxfsf2_mixed): Ditto.
10430 (*truncxfdf2_mixed): Ditto.
10432 2009-03-17 Jakub Jelinek <jakub@redhat.com>
10434 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
10435 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
10438 * tree-ssa-live.c (remove_unused_locals): Don't remove local
10439 unused non-artificial variables when not optimizing.
10442 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
10443 DW_TAG_imported_module even if decl is IMPORTED_DECL with
10444 NAMESPACE_DECL in its DECL_INITIAL.
10446 PR middle-end/39443
10447 * optabs.c (set_user_assembler_libfunc): New function.
10448 * expr.h (set_user_assembler_libfunc): New prototype.
10449 * c-common.c: Include libfuncs.h.
10450 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
10451 for memcmp, memset, memcpy, memmove and abort.
10452 * Makefile.in (c-common.o): Depend on libfuncs.h.
10455 * dwarf2out.c (gen_inlined_enumeration_type_die,
10456 gen_inlined_structure_type_die, gen_inlined_union_type_die,
10457 gen_tagged_type_instantiation_die): Removed.
10458 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
10461 2009-03-17 Janis Johnson <janis187@us.ibm.com>
10464 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
10466 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
10467 (check-parallel-%): Ditto.
10468 (check-consistency): Ditto.
10470 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
10472 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
10473 local variable rhs by NULL_TREE.
10475 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10478 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
10480 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10483 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
10485 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10488 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
10489 for ms->sysv ABI calls only in 64bit mode.
10491 * config/i386/i386.md (untyped_call): Support 32bit.
10493 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
10495 * doc/extend.texi: Replace x86_65 with x86_64.
10497 2009-03-16 Jakub Jelinek <jakub@redhat.com>
10499 PR tree-optimization/39455
10500 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
10501 mismatches for POINTER_TYPE_P (type).
10502 (number_of_iterations_le): Likewise.
10504 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10506 * config/picochip/picochip.c: Removed profiling support.
10507 * config/picochip/picochip.md: Removed profiling instruction.
10508 * config/picochip/picochip.h: Removed profiling builtin.
10510 2009-03-16 Joseph Myers <joseph@codesourcery.com>
10512 * doc/install.texi (--with-host-libstdcxx): Document.
10514 2009-03-14 Anatoly Sokolov <aesok@post.ru>
10517 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
10518 generate a warning if the function name does not begin with
10519 "__vector" and the function has either the 'signal' or 'interrupt'
10520 attribute, from here to ...
10521 (avr_declare_function_name): ...here. New function.
10522 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
10523 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
10525 2009-03-14 Jakub Jelinek <jakub@redhat.com>
10528 * cse.c (fold_rtx): Don't modify original const_arg1 when
10529 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
10530 separate variable instead.
10531 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
10532 from out of range shift counts.
10533 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
10535 2009-03-13 Catherine Moore <clm@codesourcery.com>
10537 * config/i386/x-mingw32 (host-mingw32.o): Replace
10538 diagnostic.h with $(DIAGNOSTIC_H).
10540 2009-03-12 Jakub Jelinek <jakub@redhat.com>
10543 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
10545 * config/i386/sync.md (sync_compare_and_swap<mode>,
10546 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
10547 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
10549 (sync_double_compare_and_swapdi_pic,
10550 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
10551 cmpxchg8b_pic_memory_operand instead of just memory_operand.
10553 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10556 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
10558 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10561 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10562 (avx_addsubv4df3): Likewise.
10563 (*avx_addsubv4sf3): Likewise.
10564 (sse3_addsubv4sf3): Likewise.
10566 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10569 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
10571 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
10574 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
10575 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10576 registers for allocnos created from user-defined variables.
10578 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10581 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
10582 of non-integer mode as well.
10584 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
10586 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
10587 for functions for which the parameter types are unknown.
10589 2009-03-11 Jakub Jelinek <jakub@redhat.com>
10592 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
10593 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
10594 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
10595 * config/i386/i386.c (ix86_local_alignment): For
10596 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
10597 long long variables on the stack to avoid dynamic realignment.
10598 Allow the first argument to be a decl rather than type.
10599 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
10601 2009-03-11 Nick Clifton <nickc@redhat.com>
10604 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
10606 Add description to mno-lsim option.
10607 * config/mcore/mcore.h: Remove comment about deprecated m4align
10609 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
10610 * doc/invoke.texi: Add description of mno-lsim and
10611 mstack-increment options.
10613 * config/fr30/fr30.opt: Document the -mno-lsim option.
10614 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
10615 and -mno-lsim options.
10617 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10619 * fold-const.c (fold_comparison): Only call fold_inf_compare
10620 if the mode supports infinities.
10622 2009-03-11 Jason Merrill <jason@redhat.com>
10625 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
10626 end already did. Notice GIMPLE_CALL modifications of the result.
10627 Don't copy debug information from an ignored decl or a decl from
10630 2009-03-10 Richard Guenther <rguenther@suse.de>
10631 Nathan Froyd <froydnj@codesourcery.com>
10633 PR middle-end/37850
10634 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
10635 (__divMODE3): Likewise.
10637 2009-03-09 Jakub Jelinek <jakub@redhat.com>
10639 PR tree-optimization/39394
10640 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
10641 DECL_SIZE_UNIT of variable length FIELD_DECLs.
10643 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10645 * recog.c (verfiy_changes): Disallow renaming of hard regs in
10646 inline asms for register asm ("") declarations.
10648 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
10650 * fold-const.c (fold_unary): Fix comment.
10652 2009-03-07 Jan Hubicka <jh@suse.cz>
10655 * tree-inline.c (setup_one_parameter): Do replacement of const
10656 argument by constant in SSA form.
10658 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10660 PR middle-end/38028
10661 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
10662 determine alignment passed to assign_stack_local.
10663 (assign_parms_unsplit_complex): Likewise.
10664 * except.c (sjlj_build_landing_pads): Likewise.
10666 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10668 PR middle-end/39360
10669 * tree-flow.h (add_referenced_var): Return bool instead of void.
10670 * tree-dfa.c (add_referenced_var): Return result of
10671 referenced_var_check_and_insert call.
10672 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
10673 of referenced_var_check_and_insert.
10676 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
10677 (gen_variable_die): Emit DW_AT_location on abstract static variable's
10678 DIE, don't emit it if abstract origin already has it.
10679 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
10680 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
10682 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10684 * genpreds.c (needs_variable): Fix parentheses at variable name
10686 (write_tm_constrs_h): Indent generated code.
10688 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10690 * doc/extend.texi (Function Attributes): Add documentation
10691 for isr attributes.
10693 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10696 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
10697 take locus from its DECL_SOURCE_LOCATION instead of input_location.
10699 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10701 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
10704 2009-03-05 Jakub Jelinek <jakub@redhat.com>
10707 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
10708 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
10710 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
10712 * config/i386/i386.md (R8_REG, R9_REG): New constants.
10713 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
10714 constants instead of magic numbers.
10715 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10717 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
10718 (x86_64_ms_abi_int_parameter_registers): Ditto.
10719 (x86_64_int_return_registers): Ditto.
10720 (ix86_maybe_switch_abi): Ditto.
10721 (ix86_expand_call): Ditto for clobbered_registers array.
10722 (ix86_hard_regno_mode_ok): Ditto.
10723 (x86_extended_QIreg_mentioned_p): Ditto.
10725 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
10727 PR tree-optimization/39349
10728 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
10730 * combine.c (gen_lowpart_for_combine): Use omode when generating
10733 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
10735 PR rtl-optimization/39235
10736 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
10738 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10740 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
10742 2009-03-04 Richard Guenther <rguenther@suse.de>
10744 PR tree-optimization/39362
10745 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
10746 that occur in abnormal PHIs should be varying.
10748 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10750 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
10752 (simple_iv): Take loop as an argument instead of statement.
10753 * tree-scalar-evolution.h (simple_iv): Declaration changed.
10754 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
10756 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
10758 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
10759 * matrix-reorg.c (analyze_transpose): Ditto.
10760 * tree-data-ref.c (dr_analyze_innermost): Ditto.
10761 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
10762 * tree-predcom.c (ref_at_iteration): Ditto.
10763 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
10765 2009-03-04 Richard Guenther <rguenther@suse.de>
10767 PR tree-optimization/39358
10768 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
10769 escaped_id and callused_id.
10770 (solve_graph): Likewise.
10772 2009-03-04 Richard Guenther <rguenther@suse.de>
10774 PR tree-optimization/39339
10775 * tree-sra.c (try_instantiate_multiple_fields): Make it
10776 no longer ICE on the above.
10778 2009-03-03 Joseph Myers <joseph@codesourcery.com>
10780 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
10781 that fits within Pmode.
10783 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10785 PR middle-end/10109
10786 * tm.texi (LIBCALL_VALUE): Update description.
10788 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10790 PR middle-end/34443
10791 * doc/extend.texi (section): Update description.
10793 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
10795 PR middle-end/39345
10796 * tree-inline.c (remapped_type): New.
10797 (can_be_nonlocal): Call remapped_type instead of remap_type.
10799 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10802 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
10803 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
10805 2009-03-03 Richard Guenther <rguenther@suse.de>
10807 PR middle-end/39272
10808 * tree.c (tree_nonartificial_location): New function.
10809 * tree.h (tree_nonartificial_location): Declare.
10810 * builtins.c (expand_builtin_memory_chk): Provide location
10811 of the call location for artificial function pieces.
10812 (maybe_emit_chk_warning): Likewise.
10813 (maybe_emit_sprintf_chk_warning): Likewise.
10814 (maybe_emit_free_warning): Likewise.
10815 * expr.c (expand_expr_real_1): Likewise.
10817 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10819 PR tree-optimization/39343
10820 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
10821 COMPONENT_REF t has ARRAY_TYPE.
10823 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
10825 PR middle-end/39335
10826 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
10827 when the type precision of the induction variable should be
10828 larger than the type precision of nit.
10829 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
10830 * graphite.c (graphite_loop_normal_form): Same.
10831 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
10833 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10835 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
10836 (*call_1_rex64_ms_sysv): Use named constants instead of magic
10837 numbers to describe clobbered registers.
10838 (*call_value_0_rex64_ms_sysv): Ditto.
10839 * config/i386/mmx.md (mmx_emms): Ditto.
10840 (mmx_femms): Ditto.
10842 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
10844 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
10847 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10849 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
10850 (spu_section_type_flags): New function.
10852 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10854 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
10855 reg_class_contents of FLOAT_REGS into a temporary.
10857 2009-03-02 Richard Guenther <rguenther@suse.de>
10858 Ira Rosen <irar@il.ibm.com>
10860 PR tree-optimization/39318
10861 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
10862 information to the vectorized statement.
10864 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
10866 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
10867 variable. Use defined names instead of magic constants for REX SSE
10870 2009-03-01 Richard Guenther <rguenther@suse.de>
10872 PR tree-optimization/39331
10873 * omp-low.c (lower_send_shared_vars): Do not receive new
10874 values for the reference of DECL_BY_REFERENCE parms or results.
10876 2009-03-01 Jan Hubicka <jh@suse.cz>
10879 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
10880 BLOCK_NONLOCALIZED_VAR): New macros.
10881 (tree_block): Add nonlocalized_vars.
10882 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
10883 gen_decl_die): Add origin argument. Allow generation of die with
10884 origin at hand only.
10885 (gen_member_die, gen_type_die_with_usage, force_decl_die,
10886 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
10888 (gen_block_die): Fix checking for unused blocks.
10889 (process_scope_var): Break out from .... ; work with origins only.
10890 (decls_for_scope) ... here; process nonlocalized list.
10891 (dwarf2out_ignore_block): Look for nonlocalized vars.
10892 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
10894 (dump_scope_block): Dump them.
10895 * tree-inline.c (remap_decls): Handle nonlocalized vars.
10896 (remap_block): Likewise.
10897 (can_be_nonlocal): New predicate.
10898 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
10900 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10902 * configure: Regenerate.
10904 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10906 * optc-gen.awk: No need to duplicate option flags twice.
10907 Reuse help texts for duplicate options which do not have any.
10909 * gcc.c (display_help): Document --version.
10911 * gcc.c (main): If print_help_list and verbose_flag, ensure
10912 driver output comes before subprocess output.
10914 * optc-gen.awk: Assign all remaining fields to help string,
10915 space-separated, for multi-line help in *.opt.
10917 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
10918 -Wno-pedantic-ms-format is for MinGW targets only.
10920 * doc/options.texi (Option file format): Fix bad indentation,
10921 restoring dropped sentence.
10923 2009-02-28 Jan Hubicka <jh@suse.cz>
10925 * tree-inline.c (tree_function_versioning): Output debug info.
10927 2009-02-28 Jan Hubicka <jh@suse.cz>
10930 * tree-inline.c (setup_one_parameter): Do not copy propagate
10931 arguments when not optimizing.
10933 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
10936 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10937 (avx_addsubv4df3): Likewise.
10938 (*avx_addsubv4sf3): Likewise.
10939 (sse3_addsubv4sf3): Likewise.
10940 (*avx_addsubv2df3): Likewise.
10941 (sse3_addsubv2df3): Likewise.
10942 (avx_unpckhps256): Correct item selectors.
10943 (avx_unpcklps256): Likewise.
10944 (avx_unpckhpd256): Likewise.
10945 (avx_unpcklpd256): Likewise.
10947 2009-02-28 Jan Hubicka <jh@suse.cz>
10949 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
10951 (copy_arguments_for_versioning): If var is declared don't declare it.
10952 (tree_function_versioning): First setup substitutions and then copy
10955 2009-02-27 Jan Hubicka <jh@suse.cz>
10958 * cgraph.h (varpool_output_debug_info): Remove.
10959 * cgraphunit.c (varpool_output_debug_info): Remove.
10960 * dwarf2out.c (deferred_locations_struct): New struct
10961 (deferred_locations): New type.
10962 (deferred_locations_list): New static var.
10963 (deffer_location): New function.
10964 (gen_variable_die): Use it.
10965 (decls_for_scope): Output info on local static vars.
10966 (dwarf2out_finish): Process deferred locations.
10967 * varpool.c (varpool_output_debug_info): Remove.
10969 2009-02-27 Jan Hubicka <jh@suse.cz>
10972 * tree.h (TREE_PROTECTED): Fix comment.
10973 (BLOCK_HANDLER_BLOCK): Remove.
10974 (struct tree_block): Remove handler_block add body_block.
10975 (inlined_function_outer_scope_p): New.
10976 (is_body_block): Remove.
10977 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
10978 * dwarf2out.c (is_inlined_entry_point): Remove.
10979 (add_high_low_attributes): Use inlined_function_outer_scope_p.
10980 (gen_block_die): Use is_inlined_entry_point check. Remove body block
10982 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
10983 * gimplify.c (gimplify_expr): Gimplify body blocks.
10984 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
10985 block with multiple subblocks.
10986 (dump_scope_block): Prettier output; dump more flags and info.
10987 (dump_scope_blocks): New.
10988 (remove_unused_locals): Use dump_scope_blocks.
10989 * tree-flow.h (dump_scope_blocks): Declare.
10990 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
10991 * stmt.c (is_body_block): Remove.
10992 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
10993 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
10995 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
10997 PR middle-end/39308
10998 * graphite.c (graphite_loop_normal_form): Do not call
10999 number_of_iterations_exit from a gcc_assert.
11001 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11003 * config/s390/s390.c (s390_swap_cmp): Look for conditional
11004 jumps if COND is NULL.
11005 (find_cond_jump): New function.
11006 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
11007 * config/s390/s390.md: Remove z10_cobra attribute value.
11009 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
11011 * config/alpha/alpha.h (alpha_expand_mov): Return false if
11012 force_const_mem returns NULL_RTX.
11014 2009-02-26 Jan Hubicka <jh@suse.cz>
11017 * cgraph.h (varpool_output_debug_info): Remove.
11018 * cgraphunit.c (varpool_output_debug_info): Remove.
11019 * dwarf2out.c (deferred_locations_struct): New struct
11020 (deferred_locations): New type.
11021 (deferred_locations_list): New static var.
11022 (deffer_location): New function.
11023 (gen_variable_die): Use it.
11024 (decls_for_scope): Output info on local static vars.
11025 (dwarf2out_finish): Process deferred locations.
11026 * varpool.c (varpool_output_debug_info): Remove.
11028 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
11030 PR rtl-optimization/39241
11031 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
11032 to subreg_offset_representable_p.
11034 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11036 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
11037 execute function prototype. Get f and nregs from max_reg_num
11038 and get_insns. Remove the first backward pass as it's dead,
11039 guard the forward pass by flag_expensive_optimizations.
11040 (rest_of_handle_regmove): Delete.
11041 (pass_regmove): Replace it with regmove_optimize.
11043 2009-02-25 Martin Jambor <mjambor@suse.cz>
11045 PR tree-optimization/39259
11046 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
11047 calls_alloca function flags.
11048 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
11049 calls are detected.
11051 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11053 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
11054 flags_set_1_rtx, flags_set_1_set): Delete.
11055 (regmove_optimize): Do not call mark_flags_life_zones.
11057 2009-02-24 Julian Brown <julian@codesourcery.com>
11060 * config/arm/arm.c (require_pic_register): Only set
11061 cfun->machine->pic_reg once per function.
11063 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
11065 * doc/invoke.texi (Link Options): Document an easier way to pass
11066 options that take arguments to the GNU linker using -Xlinker and -Wl.
11068 2009-02-24 Steve Ellcey <sje@cup.hp.com>
11071 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
11073 2009-02-24 Richard Guenther <rguenther@suse.de>
11076 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
11078 2009-02-24 Richard Guenther <rguenther@suse.de>
11079 Zdenek Dvorak <ook@ucw.cz>
11081 PR tree-optimization/39233
11082 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
11083 from converting them to a generic type.
11085 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
11087 PR tree-optimization/39260
11088 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
11089 contains a condition with a real type.
11090 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
11092 2009-02-23 Jason Merrill <jason@redhat.com>
11095 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
11096 narrowing_initializer_constant_valid_p.
11097 (narrowing_initializer_constant_valid_p): Don't return
11098 null_pointer_node for adding a pointer to itself.
11100 2009-02-23 Jan Hubicka <jh@suse.cz>
11103 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
11106 2009-02-23 Jan Hubicka <jh@suse.cz>
11108 PR tree-optimization/37709
11109 * tree.c (block_ultimate_origin): Move here from dwarf2out.
11110 * tree.h (block_ultimate_origin): Declare.
11111 * dwarf2out.c (block_ultimate_origin): Move to tree.c
11112 * tree-ssa-live.c (remove_unused_scope_block_p):
11113 Eliminate blocks containig no instructions nor live variables nor
11115 (dump_scope_block): New function.
11116 (remove_unused_locals): Enable removal of dead blocks by default;
11117 enable dumping at TDF_DETAILS.
11119 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11121 * config/i386/i386.c (classify_argument): Don't allow COImode
11123 (function_arg_advance_32): Don't allow OImode.
11124 (function_arg_32): Likewise.
11125 (function_value_32): Likewise.
11126 (return_in_memory_32): Likewise.
11127 (function_arg_64): Remove OImode comment.
11129 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11132 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11133 ix86_expand_vector_set for V4DImode in 64bit mode only.
11134 (ix86_expand_vector_init_one_var): Likewise.
11136 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
11138 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
11140 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11143 * loop-iv.c: Revert last change.
11144 * emit-rtl.c: Likewise.
11146 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11149 * config/i386/i386.c (type_natural_mode): Remove an extra
11150 space in the warning message.
11151 (function_value_32): Handle 32-byte vector modes.
11152 (return_in_memory_32): Likewise.
11154 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11156 * loop-iv.c (truncate_value): New function.
11157 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
11159 (lowpart_subreg): Move to...
11160 * emit-rtl.c: ...here.
11162 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
11164 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
11165 accidental and undocumented change at revision 140860.
11167 2009-02-21 Joseph Myers <joseph@codesourcery.com>
11169 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
11170 take gimple_seq * arguments.
11171 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
11172 types_compatible_p langhook.
11174 2009-02-20 Mark Mitchell <mark@codesourcery.com>
11175 Joseph Myers <joseph@codesourcery.com>
11177 * config/arm/arm.c (arm_builtin_va_list): New function.
11178 (arm_expand_builtin_va_start): Likewise.
11179 (arm_gimplify_va_arg_expr): Likewise.
11180 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
11181 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
11182 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
11183 (va_list_type): New variable.
11184 (arm_mangle_type): Mangle va_list_type appropriately.
11186 2009-02-20 Jakub Jelinek <jakub@redhat.com>
11188 PR middle-end/39157
11189 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
11190 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
11191 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
11192 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
11193 parameter to 1000 for -O1 by default.
11194 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
11196 * loop-invariant.c: Include params.h.
11197 (move_loop_invariants): Don't call move_single_loop_invariants on
11200 2009-02-20 Jaka Mocnik <jaka@xlab.si>
11202 * calls.c (emit_library_call_value_1): Use slot_offset instead of
11203 offset when calculating bounds for indexing stack_usage_map. Fixes
11204 a buffer overflow with certain target setups.
11206 2009-02-20 Jakub Jelinek <jakub@redhat.com>
11209 * calls.c (expand_call): Clear try_tail_call if caller and callee
11210 disagree in promotion of function return value.
11212 2009-02-19 Jakub Jelinek <jakub@redhat.com>
11215 * c-common.c (c_determine_visibility): If visibility changed and
11216 DECL_RTL has been already set, call make_decl_rtl to update symbol
11219 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
11222 * varasm.c (assemble_variable): Don't check DECL_NAME when
11223 globalizing a variable.
11225 2009-02-19 Joseph Myers <joseph@codesourcery.com>
11228 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
11229 expression before any __builtin_trap call.
11230 * c-typeck.c (build_function_call): Convert and check function
11231 arguments before generating a call to a trap. Evaluate the
11232 function arguments before the trap.
11234 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
11237 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
11238 (UNSPEC_FXAM_MEM): New unspec.
11239 (fxam<mode>2_i387_with_temp): New insn and split pattern.
11240 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
11241 memory using fxam<mode>2_i387_with_temp to remove excess precision.
11243 2009-02-19 Richard Guenther <rguenther@suse.de>
11245 PR tree-optimization/39207
11246 PR tree-optimization/39074
11247 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
11248 storedanything_tree): New.
11249 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
11250 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
11251 (build_succ_graph): Add edges from STOREDANYTHING to all
11253 (init_base_vars): Initialize STOREDANYTHING.
11254 (compute_points_to_sets): Free substitution info after
11255 building the succ graph.
11256 (ipa_pta_execute): Likewise.
11258 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
11260 (do_ds_constraint): Do not add to special var or non-pointer
11262 (type_could_have_pointers): Split out from ...
11263 (could_have_pointers): ... here. For arrays use the element type.
11264 (create_variable_info_for): Initialize may_have_pointers.
11265 (new_var_info): Likewise.
11266 (handle_lhs_call): Make the HEAP variable unknown-sized.
11267 (intra_create_variable_infos): Use a type with pointers for
11268 PARM_NOALIAS, make it unknown-sized.
11270 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
11273 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
11275 2009-02-18 Jason Merrill <jason@redhat.com>
11278 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
11279 value if DECL_EXTERNAL.
11280 * tree-sra.c (sra_walk_gimple_assign): Likewise.
11281 * target.h (gcc_target::binds_local_p): Clarify "module".
11282 * tree.h (TREE_PUBLIC): Clarify "module".
11284 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
11287 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
11288 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
11290 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
11293 * c.opt (Wabi): Support C and ObjC.
11296 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
11298 * config/i386/i386.c (classify_argument): Warn once about the ABI
11299 change when passing union with long double.
11301 * doc/invoke.texi: Update -Wabi for warning psABI changes.
11303 2009-02-18 Joseph Myers <joseph@codesourcery.com>
11306 * c-parser.c (c_parser_compound_statement): Always enter and leave
11309 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11312 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
11314 2009-02-18 Jakub Jelinek <jakub@redhat.com>
11316 PR tree-optimization/36922
11317 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
11318 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
11321 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11323 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
11326 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11328 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
11330 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11332 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
11335 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
11336 Richard Sandiford <rdsandiford@googlemail.com>
11338 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
11339 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
11340 (loongson_biadd): ...this.
11342 2009-02-17 Richard Guenther <rguenther@suse.de>
11344 PR tree-optimization/39202
11345 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
11346 a var make sure to follow existing collapses.
11348 2009-02-17 Richard Guenther <rguenther@suse.de>
11350 PR middle-end/39214
11351 * langhooks.c (lhd_print_error_function): Check for NULL block.
11353 2009-02-17 Richard Guenther <rguenther@suse.de>
11355 PR tree-optimization/39204
11356 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
11359 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
11361 * config/soft-fp/double.h: Update from glibc CVS.
11363 2009-02-17 Richard Guenther <rguenther@suse.de>
11365 PR tree-optimization/39207
11366 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
11367 strict-aliasing warnings for pointers pointing to NULL.
11369 2009-02-16 Joseph Myers <joseph@codesourcery.com>
11372 * c-parser.c (c_parser_braced_init): Call pop_init_level when
11373 skipping until next close brace.
11375 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
11378 * config/i386/i386.c (ix86_expand_push): Set memory alignment
11379 to function argument boundary.
11381 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11383 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
11384 in the lea_add. Reload eventually constraints it properly.
11385 * config/picochip/constraints.md: Remove the target constraint
11386 "b", since it is not needed anymore.
11388 2009-02-16 Jakub Jelinek <jakub@redhat.com>
11390 * gthr-dce.h: Uglify function parameter and local variable names.
11391 * gthr-gnat.h: Likewise.
11392 * gthr-mipssde.h: Likewise.
11393 * gthr-nks.h: Likewise.
11394 * gthr-posix95.h: Likewise.
11395 * gthr-posix.h: Likewise.
11396 * gthr-rtems.h: Likewise.
11397 * gthr-single.h: Likewise.
11398 * gthr-solaris.h: Likewise.
11399 * gthr-tpf.h: Likewise.
11400 * gthr-vxworks.h: Likewise.
11401 * gthr-win32.h: Likewise.
11403 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
11406 * config/i386/i386.md: Restrict the new peephole2 to move
11407 between MMX/SSE registers.
11409 2009-02-15 Richard Guenther <rguenther@suse.de>
11412 2009-02-13 Richard Guenther <rguenther@suse.de>
11414 * configure.ac: Enable LFS.
11415 * configure: Re-generate.
11416 * config.in: Likewise.
11418 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11420 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
11421 spu_srqwbyte, spu_srqwbytebc): Define.
11422 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
11423 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
11424 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
11425 "shrqby_<mode>"): New insn-and-split patterns.
11426 * config/spu/spu.c (expand_builtin_args): Determine and return
11427 number of operands using spu_builtin_description data.
11428 (spu_expand_builtin_1): Use it.
11430 2009-02-13 Steve Ellcey <sje@cup.hp.com>
11433 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
11436 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11439 * config/i386/i386.c (override_options): Correct warning
11440 messages for -malign-loops, -malign-jumps and -malign-functions.
11442 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11445 * config/i386/i386.md: Restrict the new peephole2 to move
11446 between the general purpose registers.
11448 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11451 * config/i386/i386.c (type_natural_mode): Add a new argument.
11452 Return the original mode and warn ABI change if vector size is 32byte.
11453 (function_arg_advance): Updated.
11454 (function_arg): Likewise.
11455 (ix86_function_value): Likewise.
11456 (ix86_return_in_memory): Likewise.
11457 (ix86_sol10_return_in_memory): Likewise.
11458 (ix86_gimplify_va_arg): Likewise.
11459 (function_arg_32): Don't warn ABX ABI change here.
11460 (function_arg_64): Likewise.
11462 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
11464 * loop-iv.c (implies_p): In the final case, test that operands 0
11465 of the two comparisons match.
11467 * config/bfin/bfin.c (find_prev_insn_start): New function.
11468 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
11469 (find_next_insn_start): Move.
11471 2009-02-13 Richard Guenther <rguenther@suse.de>
11473 * configure.ac: Enable LFS.
11474 * configure: Re-generate.
11475 * config.in: Likewise.
11477 2009-02-13 Joseph Myers <joseph@codesourcery.com>
11480 * c-parser.c (c_parser_parms_list_declarator): Discard pending
11481 sizes on syntax error after some arguments have been parsed.
11483 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11485 * doc/invoke.texi (-fira): Remove.
11487 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11489 * caller-save.c: Replace regclass.c with reginfo.c in comments.
11490 * recog.c: Likewise.
11493 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
11495 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
11496 (umul_ppmm): Likewise.
11497 (count_leading_zeros): Likewise.
11498 (count_trailing_zeros): Likewise.
11499 (UMUL_TIME): Likewise.
11501 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11503 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
11504 soft-fp/t-softfp to tmake_file.
11506 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
11507 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
11508 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
11509 IA64_BUILTIN_INFQ]: New.
11510 (ia64_init_builtins): Initialize __builtin_infq,
11511 __builtin_fabsq and __builtin_copysignq if not HPUX.
11512 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
11513 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
11515 * config/ia64/lib1funcs.asm (__divtf3): Define only if
11517 (__fixtfti): Likewise.
11518 (__fixunstfti): Likewise.
11519 (__floattitf): Likewise.
11521 * config/ia64/libgcc-glibc.ver: New.
11522 * config/ia64/t-fprules-softfp: Likewise.
11523 * config/ia64/sfp-machine.h: Likewise.
11525 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
11526 (LIBGCC2_TF_CEXT): Likewise.
11527 (TF_SIZE): Likewise.
11528 (TARGET_INIT_LIBFUNCS): Likewise.
11530 * config/ia64/t-glibc (SHLINB_MAPFILES):
11531 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
11533 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11535 * config/i386/i386.c (construct_container): Rewrite processing
11536 BLKmode with X86_64_SSE_CLASS.
11538 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
11541 * config/i386/i386.md: Replace simplify_replace_rtx with
11542 replace_rtx in the new peephole2.
11544 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
11546 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
11547 loop unrolling do not happen at -O2.
11549 2009-02-12 Michael Matz <matz@suse.de>
11551 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
11553 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11555 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
11558 2009-02-12 Ben Elliston <bje@au.ibm.com>
11560 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
11561 patterns when updating the back chain. Missed in the 2009-02-10
11564 2009-02-11 Janis Johnson <janis187@us.ibm.com>
11566 * doc/extend.texi (Decimal Floating Types): Update identifier of
11567 draft TR and list of missing support.
11569 2009-02-11 Jakub Jelinek <jakub@redhat.com>
11571 PR middle-end/39154
11572 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
11573 bit to variable length decl's flags, add it also to its
11574 pointer replacement variable.
11576 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
11577 Jakub Jelinek <jakub@redhat.com>
11580 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
11581 (memory_blockage): New expander.
11582 (*memory_blockage): New insn pattern.
11583 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
11584 instead of general blockage at the end of function prologue when
11585 frame pointer is used to access red zone area. Do not emit blockage
11586 when profiling, it is emitted in generic code.
11587 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
11588 function epilogue when frame pointer is used to access red zone area.
11590 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
11593 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
11594 by arithmetic with memory operands.
11595 * config/i386/predicates.md (commutative_operator): New.
11597 2009-02-10 Janis Johnson <janis187@us.ibm.com>
11599 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
11602 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
11604 * alias.h (record_alias_subset): Declare.
11605 * alias.c (record_alias_subset): Make global.
11607 2009-02-10 Nick Clifton <nickc@redhat.com>
11609 * tree-parloops.c: Change license to GPLv3.
11610 * ipa-struct-reorg.c: Change license to GPLv3.
11611 * ipa-struct-reorg.h: Change license to GPLv3.
11613 2009-02-10 Steve Ellcey <sje@cup.hp.com>
11616 * c-decl.c (start_struct): Return NULL on error.
11618 2009-02-10 Jakub Jelinek <jakub@redhat.com>
11620 PR middle-end/39124
11621 * cfgloopmanip.c (remove_path): Call remove_bbs after
11622 cancel_loop_tree, not before it.
11625 * function.h (struct function): Add has_local_explicit_reg_vars bit.
11626 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
11627 VAR_DECLs were seen.
11628 * tree-ssa-live.c (remove_unused_locals): Recompute
11629 cfun->has_local_explicit_reg_vars.
11630 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
11631 copies or clearings if cfun->has_local_explicit_reg_vars.
11633 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
11636 * config/i386/i386.c (expand_prologue): Emit blockage at the end
11637 of function prologue when frame pointer is used to access
11640 2009-02-10 Richard Guenther <rguenther@suse.de>
11642 PR middle-end/39127
11643 * gimplify.c (gimple_regimplify_operands): Always look if
11644 we need to create a temporary.
11646 2009-02-10 Richard Guenther <rguenther@suse.de>
11648 PR tree-optimization/39132
11649 * tree-loop-distribution.c (todo): New global var.
11650 (generate_memset_zero): Trigger TODO_rebuild_alias.
11651 (tree_loop_distribution): Return todo.
11653 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
11656 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
11657 (x86_64_reg_class_name): Removed.
11658 (classify_argument): Return 0 if bytes > 32. Return 0 if the
11659 first one isn't X86_64_SSE_CLASS or any other ones aren't
11660 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
11661 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
11662 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
11663 and 3 X86_64_SSEUP_CLASS.
11664 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
11665 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
11667 2009-02-10 Ben Elliston <bje@au.ibm.com>
11669 * config/rs6000/rs6000.md (allocate_stack): Always use an update
11670 form instruction to update the stack back chain word, even if the
11671 user has disabled the generation of update instructions.
11672 (movdi_<mode>_update_stack): New.
11673 (movsi_update_stack): Likewise.
11674 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
11675 always use an update form instruction to update the stack back
11678 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
11680 PR middle-end/38953
11681 * graphite.c (if_region_set_false_region): After moving a region in
11682 the false branch of a condition, remove the empty dummy basic block.
11683 (gloog): Remove wrong fix for PR38953.
11685 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11687 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
11688 generation due to implicit sign extension.
11690 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
11692 PR middle-end/38981
11693 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
11694 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
11696 2009-02-09 Richard Guenther <rguenther@suse.de>
11698 PR middle-end/35202
11699 * convert.c (convert_to_real): Disable (float)fn((double)x)
11700 to fnf(x) conversion if errno differences may occur and
11701 -fmath-errno is set.
11703 2009-02-07 Anatoly Sokolov <aesok@post.ru>
11705 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
11706 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11707 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11709 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11712 * c-common.c (handle_alias_attribute): Disallow attribute for
11713 anything not a FUNCTION_DECL or VAR_DECL.
11715 2009-02-06 Janis Johnson <janis187@us.ibm.com>
11718 * real.c (do_compare): Special-case compare of zero against
11719 decimal float value.
11721 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11724 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
11725 as indicating flexible array members unless the field itself is
11726 being declarared as the incomplete array.
11728 2009-02-06 Jan Hubicka <jh@suse.cz>
11730 PR tree-optimization/38844
11731 * ipa-inline.c (try_inline): Stop inlining recursion when edge
11732 is already inlined.
11734 2009-02-06 Richard Guenther <rguenther@suse.de>
11736 PR middle-end/38977
11737 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
11738 fork because we may expand it as __gcov_fork.
11740 2009-02-06 Nick Clifton <nickc@redhat.com>
11742 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
11744 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
11746 PR tree-optimization/35659
11747 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
11748 vn_phi_eq): Shortcut if hashcode does not match.
11749 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
11751 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
11752 and avoid iterative_hash_expr.
11753 (FOR_EACH_VALUE_ID_IN_SET): New.
11754 (value_id_compare): Remove.
11755 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
11756 sort expressions by value id.
11758 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
11761 * config/sh/predicates.md (general_movsrc_operand): Don't check
11762 the subreg of system registers here.
11764 2009-02-05 Jakub Jelinek <jakub@redhat.com>
11767 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
11768 on the copied decl.
11770 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
11772 PR rtl-optimization/39110
11773 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
11774 addresses, not aligned ones.
11776 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
11777 Richard Guenther <rguenther@suse.de>
11779 PR tree-optimization/39100
11780 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
11781 comment says and add edges.
11783 2009-02-05 Joseph Myers <joseph@codesourcery.com>
11786 * c-common.c (handle_tls_model_attribute): Ignore attribute for
11787 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
11789 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
11791 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
11792 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
11793 register_bb_in_sese, new_sese, free_sese): Moved.
11794 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
11795 outermost_loop_in_scop, build_scop_iteration_domain,
11796 expand_scalar_variables_ssa_name, get_vdef_before_scop,
11797 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
11798 Use loop_in_sese_p instead of loop_in_scop_p.
11799 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
11800 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
11801 (scopdet_basic_block_info): Fix bug in scop detection.
11802 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
11803 eq_loop_to_cloog_loop): Remove.
11804 (nb_loops_around_loop_in_scop, nb_loop
11805 ref_nb_loops): Moved here...
11806 * graphite.h (ref_nb_loops): ... from here.
11807 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
11808 (loop_domain_dim, loop_iteration_vector_dim): Remove.
11809 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
11810 * testsuite/gcc.dg/graphite/scop-19.c: New
11812 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
11813 Hans-Peter Nilsson <hp@axis.com>
11815 PR rtl-optimization/37889
11816 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
11817 Move offset handling from PLUS to before the switch. Use new
11818 arguments when considering SYMBOL_REFs too.
11819 (rtx_addr_can_trap_p): Pass dummy offset and size.
11820 (enum may_trap_p_flags): Remove.
11821 (may_trap_p_1): Pass size from MEM_SIZE.
11823 PR rtl-optimization/38921
11824 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
11825 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
11826 * rtlanal.c (may_trap_after_code_motion_p): Delete.
11827 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
11829 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
11831 AVX Programming Reference (January, 2009)
11832 * config/i386/sse.md (*vpclmulqdq): New.
11834 2009-02-04 Jakub Jelinek <jakub@redhat.com>
11836 PR tree-optimization/38977
11837 PR gcov-profile/38292
11838 * calls.c (special_function_p): Disregard __builtin_ prefix.
11840 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
11842 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
11843 non-indexable addresses even before reload.
11845 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11848 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
11849 as having variable size. Do not give an error for unnamed
11850 parameters with [*] declarators. Give a warning for type names
11851 with [*] declarators and mark them as variable size.
11852 * c-parser.c (c_parser_sizeof_expression): Do not give an error
11853 for sizeof applied to [*] type names.
11855 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11858 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
11860 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11862 * gcc.c (process_command): Update copyright notice dates.
11863 * gcov.c (print_version): Likewise.
11864 * gcov-dump.c (print_version): Likewise.
11865 * mips-tfile.c (main): Likewise.
11866 * mips-tdump.c (main): Likewise.
11868 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11871 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
11872 for composite type involving a zero-length array type.
11874 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11877 * function.c (match_asm_constraints_1): Skip over
11878 initial optional % in the constraint.
11880 PR inline-asm/39059
11881 * c-parser.c (c_parser_postfix_expression): If fixed point is not
11882 supported, don't accept FIXED_CSTs.
11883 * c-decl.c (finish_declspecs): Error if fixed point is not supported
11884 and _Sat is used without _Fract/_Accum. Set specs->type to
11885 integer_type_node for cts_fract/cts_accum if fixed point is not
11888 2009-02-02 Catherine Moore <clm@codesourcery.com>
11890 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
11892 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
11894 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
11895 (ABI_HAS_64BIT_SYMBOLS): Use it.
11896 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
11898 2009-02-02 Paul Brook <paul@codesourcery.com>
11900 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
11902 2009-02-02 Jakub Jelinek <jakub@redhat.com>
11904 PR inline-asm/39058
11905 * recog.h (asm_operand_ok): Add constraints argument.
11906 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
11907 recurse on matching constraint.
11908 (check_asm_operands): Pass constraints as 3rd argument to
11909 asm_operand_ok. Don't look up matching constraint here.
11910 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
11913 2009-02-02 Ben Elliston <bje@au.ibm.com>
11915 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
11916 TARGET_NARROW_VOLATILE_BITFIELD macro names.
11918 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11920 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
11921 information. Remove some obsolete information. Reorganize.
11923 * config/pa/fptr.c: Revert license to GPL 2.
11924 * config/pa/milli64.S: Likewise.
11926 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11929 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
11930 LIBRARY name in, instead of hard-coding it.
11931 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
11932 extra target make frag to tmake_files according to EH model.
11933 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
11934 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
11935 frags that define makefile variable EH_MODEL appropriately.
11936 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
11937 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
11938 to "-sjlj" according to type of EH configured.
11939 (LIBGCC_SONAME): Concatenate it to shared library base name.
11940 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
11941 to "_sjlj" according to type of EH configured.
11942 (LIBGCC_SONAME): Concatenate it to shared library base name.
11943 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
11944 (SHLIB_LINK): Add missing semicolon to if-else construct.
11945 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11946 string value of "pe_dll" command-line option.
11947 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
11948 (SHLIB_SONAME): Use it when overriding t-cygming default.
11949 (SHLIB_IMPLIB): Override t-cygming default.
11950 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11951 string value of "pe_dll" command-line option.
11953 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11956 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
11957 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
11959 2009-01-31 Richard Guenther <rguenther@suse.de>
11961 PR tree-optimization/38937
11962 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
11963 computing the transitive closure.
11965 2009-01-30 Richard Guenther <rguenther@suse.de>
11967 PR tree-optimization/39041
11968 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11969 Propagate variable indices only if the types match for this stmt.
11971 2009-01-30 Jakub Jelinek <jakub@redhat.com>
11974 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
11975 inline but never defined.
11977 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
11979 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
11980 (*insv_h_di_reg_extimm): New insn.
11981 (*insv_l<mode>_reg_extimm): New insn.
11983 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11985 * config/picochip/picochip.c (flag_conserve_stack): set
11986 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
11987 fconserve-stack. Reduce call-overhead used by inliner.
11989 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11992 * common.opt (flag_conserve_stack): Initialised to zero.
11994 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
11997 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
11998 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
12001 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
12003 * ira-color.c (allocno_reload_assign): Update comments.
12004 * regmove.c (regmove_optimize): Likewise.
12008 2009-01-29 Robert Millan <rmh@aybabtu.com>
12010 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
12011 * config/i386/kopensolaris-gnu.h: New file. Undefine
12012 `MD_UNWIND_SUPPORT'.
12013 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
12015 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
12017 PR tree-optimization/39007
12018 * tree-loop-distribution.c (generate_builtin): Use
12019 recompute_dominator to compute the immediate dominator of the
12020 basic block just after the loop.
12022 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12024 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
12025 (ASM_OUTPUT_DWARF_PCREL): Define.
12027 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
12029 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
12030 * doc/passes.texi: Remove entries about regclass, local-alloc, and
12031 global. Modify entries about regmove and IRA.
12033 * ra-conflict.c: Remove the file.
12035 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
12037 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
12038 (pass_regclass_init): Rename to pass_reginfo_init.
12040 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
12042 * toplev.h (flag_ira): Remove.
12044 * caller-save.c (setup_save_areas): Remove flag_ira.
12046 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
12048 * global.c: Remove the file.
12050 * opts.c (decode_options): Remove flag_ira.
12052 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
12054 * regmove.c: Modify file description.
12055 (find_use_as_address, try_auto_increment): Define them only if
12056 AUTO_INC_DEC is defined.
12057 (replacement_quality, replace_in_call_usage, fixup_match_1,
12058 stable_and_no_regs_but_for_p): Remove.
12059 (reg_set_in_bb): Make it static.
12060 (regmove_optimize): Remove flag_ira and code which worked for
12063 * local-alloc.c: Remove the file.
12065 * common.opt (fira): Remove.
12067 * ira.c: Include except.h.
12068 (eliminable_regset): Move from global.c.
12069 (mark_elimination): Ditto. Remove flag_ira.
12070 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
12071 equiv_mem_modified, validate_equiv_mem_from_store,
12072 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
12073 contains_replace_regs, memref_referenced_p, memref_used_between_p,
12074 no_equiv, recorded_label_ref): Move from local-alloc.c.
12075 (update_equiv_regs): Ditto. Make it static.
12076 (print_insn_chain, print_insn_chains): Move it from global.c.
12077 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
12078 (build_insn_chain): Ditto. Make it static.
12079 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
12080 Rename to init_live_subregs.
12081 (gate_ira): Remove flag_ira.
12083 * regclass.c: Rename reginfo.c. Change file description.
12084 (FORBIDDEN_INC_DEC_CLASSES): Remove.
12085 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
12086 (init_reg_sets_1): Remove code for evaluation of
12087 reg_class_superclasses and losing_caller_save_reg_set.
12088 (init_regs): Remove init_reg_autoinc.
12089 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
12090 ok_for_base_p_nonstrict): Remove.
12091 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
12092 (pass_regclass_init): Rename to pass_reginfo_init. Modify
12093 corresponding entries.
12094 (dump_regclass, record_operand_costs, scan_one_insn,
12095 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
12096 record_address_regs, auto_inc_dec_reg_p): Remove.
12097 (gt-regclass.h): Rename to gt-reginfo.h.
12099 * rtl.h (dump_global_regs, retry_global_alloc,
12100 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
12102 * Makefile.in (RA_H): Remove.
12103 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
12104 Rename regclass.o to reginfo.o.
12105 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
12107 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
12108 (GTFILES): Rename regclass.c to reginfo.c.
12110 * passes.c (init_optimization_passes): Remove pass_local_alloc and
12111 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
12113 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
12114 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
12116 (finish_spills): Ditto. Remove code for !flag_ira.
12118 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
12120 PR middle-end/35854
12121 * doc/invoke.texi (rtl debug options): Complete rewrite.
12122 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
12124 * mode-switching.c (pass_mode_switching): Rename pass from
12125 "mode-sw" to "mode_sw".
12126 * except.c (pass_convert_to_eh_ranges): Rename pass from
12127 "eh-ranges" to "eh_ranges".
12128 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
12132 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
12133 Alexander Monakov <amonakov@ispras.ru>
12135 PR middle-end/38857
12136 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
12138 (move_exprs_to_boundary): Change return type and pass through
12139 should_move from move_op. Relax assert. Update usage ...
12140 (schedule_expr_on_boundary): ... here. Use should_move instead of
12142 (move_op_orig_expr_found): Indicate that insn was disconnected from
12144 (code_motion_process_successors): Do not call after_merge_succs
12145 callback if original expression was not found when traversing any of
12147 (code_motion_path_driver): Change return type. Update prototype.
12148 (move_op): Update comment. Add a new parameter (should_move). Update
12149 prototype. Set *should_move based on indication provided by
12150 move_op_orig_expr_found.
12152 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
12154 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
12155 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
12156 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
12157 * config/rs6000/rs6000.c (rs6000_override_options): Default
12158 avoid-indexed-addresses on for Power6, off for everything else.
12159 (avoiding_indexed_address_p): New function.
12160 (rs6000_legitimize_address): Use it.
12161 (rs6000_legitimate_address): Likewise.
12162 * config/rs6000/rs6000.md (movXX_updateX): Likewise
12164 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
12166 PR tree-optimization/38997
12167 * tree-loop-distribution.c (generate_memset_zero): Use
12168 POINTER_PLUS_EXPR for a pointer addition.
12170 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
12172 * config/s390/s390.md (bswap<mode>2): New pattern added.
12174 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12176 * config/s390/s390.md (*tls_load_31): Added type attribute.
12178 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12180 * config/s390/s390.md: Fix a few comments.
12182 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12184 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
12185 (*tm<mode>_full): Fixed z10prop attribute.
12186 (*tst<mode>_extimm): Fixed z10prop attribute.
12187 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
12188 (*tstqiCCT_cconly): Fixed z10prop attribute.
12189 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
12190 (*movsi_larl): Fixed z10prop attribute.
12191 (*movsi_zarch): Fixed z10prop attribute.
12192 (*movsi_eas): Fixed z10prop attribute.
12193 (*movhi): Fixed z10prop attribute.
12194 (*movqi): Fixed z10prop attribute.
12195 (*movstrictqi): Fixed z10prop attribute.
12196 (*mov<mode>): Fixed z10prop attribute.
12197 (*movcc): Fixed z10prop attribute.
12198 (*sethighpartdi_64): Fixed z10prop attribute.
12199 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
12200 (*negdi2_sign_cc): Fixed z10prop attribute.
12201 (*negdi2_sign): Fixed z10prop attribute.
12202 (*absdi2_sign_cc): Fixed z10prop attribute.
12203 (*absdi2_sign): Fixed z10prop attribute.
12204 (*negabsdi2_sign_cc): Fixed z10prop attribute.
12205 (*negabsdi2_sign): Fixed z10prop attribute.
12206 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
12207 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
12208 (doloop_si64): Fixed z10prop attribute.
12209 (doloop_si31): Fixed z10prop attribute.
12210 (doloop_long): Fixed z10prop attribute.
12211 (indirect_jump): Fixed z10prop attribute.
12212 (nop): Fixed z10prop attribute.
12213 (main_base_64): Fixed z10prop attribute.
12214 (reload_base_64): Fixed z10prop attribute.
12216 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12218 PR rtl-optimization/38740
12219 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
12221 * config/mips/mips.c (mips_reorg): Likewise.
12223 2009-01-28 Richard Guenther <rguenther@suse.de>
12225 PR tree-optimization/38926
12226 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
12227 with the correct value id to a value.
12228 (do_regular_insertion): Use the value number of edoubleprime
12229 for the value number of the expr.
12232 2008-08-21 Richard Guenther <rguenther@suse.de>
12234 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
12235 a PHI ask VN if it is already available.
12236 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
12237 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
12239 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12241 PR middle-end/38934
12242 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
12243 set to varying whenever max has TREE_OVERFLOW set, similarly
12244 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
12246 2009-01-28 Richard Guenther <rguenther@suse.de>
12248 PR middle-end/38908
12249 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
12250 uninitialized aggregate uses in call arguments.
12252 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
12254 PR tree-optimization/38984
12255 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
12256 the nothing_id variable if -fno-delete-null-pointer-checks.
12258 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
12261 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
12262 (set_got_offset_rex64): Ditto.
12264 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
12267 * doc/extend.texi: Improve local variable with asm reg.
12269 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
12271 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
12272 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
12273 was not supplied then set warn_packed_bitfield_compat to the
12274 default value of 1.
12275 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
12278 2009-01-27 Richard Guenther <rguenther@suse.de>
12280 PR tree-optimization/38503
12281 * cfgexpand.c (expand_gimple_basic_block): Ignore
12282 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
12283 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
12284 variables that cannot have TBAA applied.
12285 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
12288 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
12290 PR middle-end/38969
12291 * calls.c (initialize_argument_information): Do not wrap complex
12292 arguments in SAVE_EXPR.
12294 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
12296 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
12297 (INSTALL_LIBGCC): Revert typo commit.
12299 2009-01-26 Richard Guenther <rguenther@suse.de>
12301 PR tree-optimization/38745
12302 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
12303 from special handling.
12305 2009-01-26 Richard Guenther <rguenther@suse.de>
12307 PR tree-optimization/38745
12308 * tree-ssa.c (execute_update_addresses_taken): Do not include
12309 variables that cannot possibly be a register in not_reg_needs.
12310 Do not clear TREE_ADDRESSABLE on vars that may not become
12312 * tree-ssa.c (update_alias_info_1): Include those in the set
12313 of addressable vars.
12315 2009-01-26 Richard Guenther <rguenther@suse.de>
12317 PR middle-end/38851
12318 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
12319 * tree-ssa-dse.c: Include langhooks.h
12320 (execute_simple_dse): Remove stores with zero size.
12322 2009-01-24 Jakub Jelinek <jakub@redhat.com>
12325 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
12328 2009-01-24 Julian Brown <julian@codesourcery.com>
12330 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
12331 config/arm/linux-atomic.c.
12332 * config/arm/linux-atomic.c: New.
12334 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
12336 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
12337 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
12338 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
12340 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
12343 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
12346 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
12348 PR tree-optimization/38953
12349 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
12350 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
12351 (gloog): Split the exit of the scop when the scop exit is a loop exit.
12352 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
12355 2009-01-24 Paul Brook <paul@codesourcery.com>
12357 * config/arm/neon.md (neon_type): Move to arm.md.
12358 (neon_mov<VSTRUCT>): Add neon_type attribute.
12359 * config/arm/arm.md (neon_type): Move to here.
12360 (conds): Add "unconditioal" and use as default for NEON insns.
12362 2009-01-24 Ben Elliston <bje@au.ibm.com>
12364 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
12365 void *' warning from -Wc++-compat.
12366 * Makefile.in (dominance.o-warn): Remove.
12368 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
12370 PR tree-optimization/38932
12371 * fold-const.c (fold_unary_ignore_overflow): New.
12372 * tree.h (fold_unary_ignore_overflow): Declare.
12373 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
12374 * tree-ssa-sccvn.c (visit_reference_op_load,
12375 simplify_unary_expression): Likewise.
12377 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
12379 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
12380 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
12381 regardless of their type.
12382 * c-common.c (handle_packed_attribute): Don't ignore packed on
12384 * c.opt (Wpacked-bitfield-compat): New warning option.
12385 * stor-layout.c (place_field): Warn if offset of a field changed.
12386 * doc/extend.texi (packed): Mention the ABI change.
12387 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
12388 (Warning Options): Add it to the list.
12390 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
12392 * c-opts.c (c_common_post_options): Fix a typo in comments.
12394 2009-01-22 Steve Ellcey <sje@cup.hp.com>
12396 PR middle-end/38615
12397 * gimplify.c (gimplify_init_constructor): Fix promotion of const
12398 variables to static.
12399 * doc/invoke.texi (-fmerge-all-constants): Update description.
12401 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
12404 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
12405 (*movdi_1_rex64): Use type "mmx" for alternative 5.
12407 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
12409 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
12411 (LOCAL_ALIGNMENT): Similarly.
12413 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12414 Joseph Myers <joseph@codesourcery.com>
12416 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
12417 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
12418 * config/arm/arm-tune.md: Regenerate.
12419 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
12422 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12424 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
12425 version number to five.
12427 2009-01-22 Dodji Seketeli <dodji@redhat.com>
12430 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
12431 * c-common.c (set_underlying_type): Likewise.
12432 (is_typedef_decl ): Likewise
12434 (set_underlying_type): Likewise.
12435 (is_typedef_type): Likewise.
12437 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
12439 PR middle-end/38587
12440 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
12443 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
12446 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
12447 (LIBGCC_SPEC): Don't define.
12448 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
12450 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
12452 PR rtl-optimization/38879
12453 * alias.c (base_alias_check): Unaligned access via AND address can
12454 alias all surrounding object types except those with sizes equal
12455 or wider than the size of unaligned access.
12457 2009-01-21 Dodji Seketeli <dodji@redhat.com>
12460 * c-decl.c (clone_underlying_type): Move this ...
12461 * c-common.c (set_underlying_type): ... here.
12462 Also, make sure the function properly sets TYPE_STUB_DECL() on
12463 the newly created typedef variant type.
12464 (is_typedef_decl ): New entry point.
12465 * tree.h: Added a new member member_types_needing_access_check to
12466 struct tree_decl_non_common.
12467 (set_underlying_type): New entry point.
12468 (is_typedef_type): Likewise.
12470 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
12472 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
12473 Check whether two instructions have memory references that
12474 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
12475 are helper functions for traversing.
12476 * alias.h (insn_alias_sets_confilict_p): New prototypes.
12477 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
12478 not to draw dependency edge for instructions with non-conflicting
12481 2009-01-20 Joseph Myers <joseph@codesourcery.com>
12484 * longlong.h: Update copyright years. Use soft-fp license notice.
12485 Sync __clz_tab declaration with glibc.
12487 2009-01-20 Steve Ellcey <sje@cup.hp.com>
12490 * doc/extend.texi (syscall_linkage): New.
12491 (version_id): Modify.
12493 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12494 Richard Guenther <rguenther@suse.de>
12496 PR tree-optimization/38747
12497 PR tree-optimization/38748
12498 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
12499 conversion if the base address is an indirect reference and the
12500 aliasing sets could cause issues.
12502 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12504 * common.opt (fgraphite, fgraphite-identity): Add comment for
12505 explaining why these options are not documented.
12507 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12509 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
12510 gimple_call_lhs is NULL.
12512 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
12515 * emit-rtl.c (adjust_address_1): Make sure memref is never
12518 2009-01-20 Ben Elliston <bje@au.ibm.com>
12520 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12521 const qualifier from arg parameter. Remove unnecessary cast to char *.
12522 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12523 const qualifier from arg 2.
12525 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
12527 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
12529 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
12532 * rtl.h (reinit_regs): New prototype.
12533 * regclass.c: Include ira.h.
12534 (reinit_regs): New.
12535 * Makefile.in (regclass.o): Add ira.h.
12536 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
12538 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
12541 * c-common.c (handle_aligned_attribute): Use
12542 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
12543 default alignment value.
12545 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
12547 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
12548 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
12550 * doc/extend.texi: Update __attribute__ ((aligned)). Document
12551 __BIGGEST_ALIGNMENT__.
12553 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
12555 2009-01-18 Richard Guenther <rguenther@suse.de>
12557 PR tree-optimization/38819
12558 * tree-flow.h (operation_could_trap_helper_p): Declare.
12559 * tree-eh.c (operation_could_trap_helper_p): Export.
12560 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
12561 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
12562 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
12563 are about to insert a possibly trapping instruction and fail
12566 2009-01-18 Andreas Schwab <schwab@suse.de>
12568 * doc/install.texi (Configuration): Remove obsolete paragraph
12569 about use of --with-gnu-ld with --with-gnu-as.
12571 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
12573 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
12574 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
12575 Follow spelling conventions.
12577 2009-01-18 Ben Elliston <bje@au.ibm.com>
12579 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
12580 C++ warning about implicit conversion from void * to struct
12582 (bitmap_obstack_free): Likewise for bitmap_element *.
12583 * Makefile.in (bitmap.o-warn): Remove.
12585 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
12587 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
12589 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
12590 Tobias Grosser <tobi.grosser@amd.com>
12592 * graphite.c (graphite_trans_scop_block): Do not block single
12595 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
12597 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
12598 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
12599 test with assertion.
12601 2009-01-16 Richard Guenther <rguenther@suse.de>
12603 PR tree-optimization/38835
12604 PR middle-end/36227
12605 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
12606 and INT + PTR -> (INT)(PTR p+ INT) folding.
12607 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
12609 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
12612 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
12613 the subreg from a lowpart subreg if it is also casting the value.
12615 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12616 Tobias Grosser <tobi.grosser@amd.com>
12618 * graphite.c (compare_prefix_loops): New.
12619 (build_scop_canonical_schedules): Rewritten.
12620 (graphite_transform_loops): Move build_scop_canonical_schedules
12621 after build_scop_iteration_domain.
12623 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12624 Tobias Grosser <tobi.grosser@amd.com>
12626 * graphite.c (add_conditions_to_domain): Add the loops to
12627 the dimension of the iteration domain. Do copy the domain
12628 only when it exists.
12629 (build_scop_conditions_1): Do not call add_conditions_to_domain.
12630 (add_conditions_to_constraints): New.
12631 (can_generate_code_stmt, can_generate_code): Removed.
12632 (gloog): Do not call can_generate_code.
12633 (graphite_transform_loops): Call add_conditions_to_constraints
12634 after building the iteration domain.
12636 2009-01-16 Jakub Jelinek <jakub@redhat.com>
12638 PR tree-optimization/38789
12639 * tree-ssa-threadedge.c
12640 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12641 __builtin_constant_p.
12643 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12645 * dce.c (delete_unmarked_insns): Reversed the order that insns are
12646 examined before deleting them.
12648 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
12650 * function.c (aggregate_value_p): Correctly extract the function
12651 type from CALL_EXPR_FN lookup.
12653 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12655 * config/picochip/picochip.c (picochip_override_options): Revert
12656 CFI asm flag disable commited previously.
12658 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
12659 Tobias Grosser <tobi.grosser@amd.com>
12660 Jan Sjodin <jan.sjodin@amd.com>
12662 * graphite.c (scan_tree_for_params): On substractions negate
12663 all the coefficients of the term.
12664 (clast_to_gcc_expression_red): New. Handle reduction expressions
12665 of more than two operands.
12666 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
12667 (get_vdef_before_scop): Handle also the case of default definitions.
12669 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
12671 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
12672 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
12673 Also use them when walking CALL_INSN_FUNCTION_USAGE.
12675 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
12676 Joey Ye <joey.ye@intel.com>
12678 PR middle-end/37843
12679 * cfgexpand.c (expand_stack_alignment): Don't update stack
12680 boundary nor check incoming stack boundary here.
12681 (gimple_expand_cfg): Update stack boundary and check incoming
12682 stack boundary here.
12684 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12686 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
12688 2009-01-14 Jakub Jelinek <jakub@redhat.com>
12690 PR rtl-optimization/38245
12691 * calls.c (expand_call): Add stack arguments to
12692 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12693 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
12694 in regs and partially in memory or BLKmode arguments.
12695 (emit_library_call_value_1): Add stack arguments to
12696 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12697 ACCUMULATE_OUTGOING_ARGS).
12698 * dce.c: Include tm_p.h.
12699 (find_call_stack_args): New function.
12700 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
12702 (mark_insn): Call find_call_stack_args for CALL_Ps.
12703 (prescan_insns_for_dce): Walk insns backwards in bb rather than
12704 forwards. Allocate and free arg_stores bitmap if needed, pass it
12705 down to deletable_insn_p, don't mark stores set in arg_stores
12706 bitmap, clear the bitmap at the beginning of each bb.
12707 * Makefile.in (dce.o): Depend on $(TM_P_H).
12709 2009-01-14 Michael Meissner <gnu@the-meissners.org>
12712 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
12713 to make sure the insn is a conditional test (bug 22599). Reformat a
12716 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
12718 PR middle-end/38431
12719 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
12720 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
12721 (gloog): Do not call cleanup_tree_cfg.
12722 (graphite_transform_loops): Call cleanup_tree_cfg after all
12723 scops have been code generated.
12725 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
12726 * doc/gty.texi (Invoking the garbage collector): Added new node
12727 and section documenting ggc_collect.
12729 2009-01-14 Richard Guenther <rguenther@suse.de>
12731 PR tree-optimization/38826
12732 PR middle-end/38477
12733 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
12734 initialization notes only if we actually emitted a warning.
12735 (intra_create_variable_infos): Add constraints for a result decl
12736 that is passed by hidden reference.
12737 (build_pred_graph): Mark all related variables non-direct on
12740 2009-01-14 Nick Clifton <nickc@redhat.com>
12742 * ira-conflicts.c: Include addresses.h for the definition of
12744 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
12745 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
12747 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
12750 * Makefile.in (ira-lives.o): Add except.h.
12752 * ira-lives.c: Include except.h.
12753 (process_bb_node_lives): Process can_throw_internal.
12755 2009-01-13 Jakub Jelinek <jakub@redhat.com>
12757 PR rtl-optimization/38774
12758 * combine.c (simplify_set): When undoing cc_use change, don't do
12759 PUT_CODE on the newly created comparison, but instead put back the
12762 2009-01-13 Joseph Myers <joseph@codesourcery.com>
12764 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
12765 values. Remove duplicate arm8 entry.
12767 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12769 PR tree-optimization/38786
12770 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
12771 the SSA_NAME case of expand_scalar_variables_expr.
12772 Set the type of an expression to the type of its assign statement.
12773 (expand_scalar_variables_expr): Also gather the scalar computation
12774 used to index the memory access. Do not pass loop_p.
12775 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
12776 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
12777 the gimple_stmt_iterator where it inserts new code.
12778 Do not pass loop_p.
12779 (copy_bb_and_scalar_dependences): Do not pass loop_p.
12780 (translate_clast): Update call to copy_bb_and_scalar_dependences.
12782 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12784 * graphite.h (debug_value): Removed.
12785 * graphite.c (debug_value): Removed.
12787 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12789 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
12790 ldrd/strd with two 32-bit instructions.
12792 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12794 * config/arm/arm.c (struct processors): Pass for speed down into
12795 cost helper functions.
12796 (const_ok_for_op): Handle COMPARE and inequality nodes.
12797 (arm_rtx_costs_1): Rewrite.
12798 (arm_size_rtx_costs): Update prototype.
12799 (arm_rtx_costs): Pass speed down to helper functions.
12800 (arm_slowmul_rtx_costs): Rework cost calculations.
12801 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
12802 (arm_9e_rtx_costs): Likewise.
12804 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
12806 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
12807 relocations of local symbols wider than UNITS_PER_WORD are not valid.
12808 (alpha_legitimize_address): Do not split local symbols wider than
12809 UNITS_PER_WORD into HIGH/LO_SUM parts.
12811 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
12814 * gcc.c (process_command): Replace call to execvp with calls
12815 to pex_one and exit.
12817 2009-01-03 Anatoly Sokolov <aesok@post.ru>
12820 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
12821 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
12822 variant for devices with 3-byte PC.
12823 (__tablejump_elpm__): New.
12825 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12828 * c-parser.c (c_parser_postfix_expression): Allow `->' in
12829 offsetof member-designator, handle it as `[0].'.
12831 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12833 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
12834 function when not using named sections on targets with named sections
12835 if branch distance is less than 262132.
12837 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
12839 * combine.c (combine_instructions): Recompute
12840 optimize_this_for_speed_p for each BB in the main combine loop.
12842 2009-01-12 Tomas Bily <tbily@suse.cz>
12845 * tree-loop-distribution.c (prop_phis): New function.
12846 (generate_builtin): Call prop_phis.
12847 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
12849 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12851 PR tree-optimization/38807
12852 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
12853 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
12855 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12857 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12858 subreg of op0 to the original op0.
12860 2009-01-11 Laurent GUERBY <laurent@guerby.net>
12862 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
12864 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
12867 * mips-tfile.c (parse_def): Fix parsing of def strings
12868 starting with digits.
12870 2009-01-10 Jakub Jelinek <jakub@redhat.com>
12873 * config/arm/arm.c (arm_is_long_call_p): Don't call
12874 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
12876 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
12878 * regrename.c (regrename_optimize): Fix dumping.
12879 (find_oldest_value_reg): Preserve REG_POINTER.
12880 (copy_hardreg_forward_1): Likewise.
12882 2009-01-09 Diego Novillo <dnovillo@google.com>
12884 * gimple.h (struct gimple_statement_base) <uid>: Document
12885 the restrictions on its use.
12886 (gimple_uid): Tidy.
12887 (gimple_set_uid): Tidy.
12889 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12891 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
12892 zero guard even if align_bytes != 0 and count is smaller than
12895 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
12897 PR rtl-optimization/38495
12898 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
12899 (add_range_and_copies_from_move_list): Print all added ranges.
12900 Add ranges to memory optimized destination.
12902 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12906 * config/i386/i386.c (override_options): Reject
12907 -mstringop-strategy=rep_8byte with -m32.
12908 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
12909 to 1. Do count comparison against epilogue_size_needed at compile
12910 time even when count_exp was constant forced into register. For
12911 size_needed don't jump to epilogue, instead just avoid aligning
12912 and invoke the body algorithm. If need_zero_guard, add zero guard
12913 even if count is non-zero, but smaller than size_needed + number of
12914 bytes that could be stored for alignment.
12915 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
12916 to 1. If need_zero_guard, add zero guard even if count is non-zero,
12917 but smaller than size_needed + number of bytes that could be stored
12918 for alignment. Compare size_needed with epilogue_size_needed instead
12919 of desired_align - align, don't adjust size_needed, pass
12920 epilogue_size_needed to the epilogue expanders.
12923 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
12925 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12927 * pa.c (last_address): Change to unsigned.
12928 (update_total_code_bytes): Change argument to unsigned. Don't
12929 check if insn addresses are set.
12930 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
12931 addresses are not set.
12932 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
12934 2009-01-09 Nick Clifton <nickc@redhat.com>
12936 * config/sh/symbian.c: Replace uses of DECL_INLINE with
12937 DECL_DECLARED_INLINE_P.
12939 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12941 PR middle-end/38347
12942 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
12943 GET_MODE (op0) in operand_subword_force calls.
12945 PR middle-end/38771
12946 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
12947 fold_convert arg0 operands to TREE_TYPE (op0) first.
12949 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
12951 * params.def (ira-max-conflict-table-size): Decrease default value
12954 2009-01-08 Jakub Jelinek <jakub@redhat.com>
12956 PR tree-optimization/37031
12957 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
12959 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
12960 allocate it using gc instead of heap, use VEC_quick_push instead of
12962 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
12963 instead of heap, use VEC_quick_push instead of VEC_safe_push.
12964 * tree-data-ref.h (struct access_matrix): Change matrix to gc
12965 allocated vector from heap allocated.
12966 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
12967 * tree-loop-linear.c (linear_transform_loops): Allocate nest
12968 vector only after perfect_loop_nest_depth call.
12970 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
12971 Jan Sjodin <jan.sjodin@amd.com>
12973 PR tree-optimization/38559
12974 * graphite.c (debug_value, copy_constraint,
12975 swap_constraint_variables, scale_constraint_variable, ): New.
12976 (get_lower_bound, get_upper_bound): Removed.
12977 (graphite_trans_bb_strip_mine): Clean up this code that works
12978 only for constant number of iterations. Fully copy upper and
12979 lower bound constraints, not only the constant part of them.
12980 * graphite.h (debug_value): Declared.
12982 2009-01-08 Ira Rosen <irar@il.ibm.com>
12984 PR tree-optimization/37194
12985 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
12986 Don't add the cost of cost model guard in prologue to scalar
12987 outside cost in case of known number of iterations.
12989 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
12990 Alan Modra <amodra@bigpond.net.au>
12992 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
12993 non-word-aligned REG+CONST addressing.
12995 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
12998 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
12999 free_after_compilation when outputting a thunk.
13000 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
13001 Do not call free_after_compilation here.
13003 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
13005 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
13006 (ix86_valid_target_attribute_inner_p): Ditto.
13008 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
13010 PR tree-optimization/38492
13011 PR tree-optimization/38498
13012 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
13013 * tree-chrec.h (scev_is_linear_expression): Declared.
13014 * graphite.c (graphite_cannot_represent_loop_niter): New.
13015 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
13016 (graphite_loop_normal_form): Use gcc_assert.
13017 (scan_tree_for_params): Use CASE_CONVERT.
13018 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
13019 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
13020 Use gcc_assert. Discard scops that contain unhandled cases.
13021 (build_scop_conditions): Return a boolean status for unhandled cases.
13022 (strip_mine_profitable_p): Print the loop number, not its depth.
13023 (is_interchange_valid): Pass the depth of the loop nest, don't
13024 recompute it wrongly.
13025 (graphite_trans_bb_block): Same.
13026 (graphite_trans_bb_block): Print tentative of loop blocking.
13027 (graphite_trans_scop_block): Do not print that the loop has been
13029 (graphite_transform_loops): Do not handle scops that contain condition
13032 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
13034 AVX Programming Reference (December, 2008)
13035 * config/i386/avxintrin.h (_mm256_stream_si256): New.
13036 (_mm256_stream_pd): Likewise.
13037 (_mm256_stream_ps): Likewise.
13039 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
13040 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
13041 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
13042 (bdesc_special_args): Add __builtin_ia32_movntdq256,
13043 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
13044 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
13045 (ix86_expand_special_args_builtin): Likewise.
13047 * config/i386/sse.md (AVXMODEDI): New.
13048 (avx_movnt<mode>): Likewise.
13049 (avx_movnt<mode>): Likewise.
13050 (<sse>_movnt<mode>): Remove AVX support.
13051 (sse2_movntv2di): Likewise.
13053 2009-01-07 Richard Guenther <rguenther@suse.de>
13055 PR middle-end/38751
13056 * fold-const.c (extract_muldiv): Remove obsolete comment.
13057 (fold_plusminus_mult_expr): Undo MINUS_EXPR
13058 to PLUS_EXPR canonicalization for the canonicalization.
13060 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
13062 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
13063 hosted cross-compilers generating less efficient code.
13065 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13067 * function.h (rtl_data): Add a dbr_scheduled_p field.
13068 * reorg.c (dbr_schedule): Set it.
13069 (gate_handle_delay_slots): Check it.
13070 * config/mips/mips.c (mips_base_delayed_branch): Delete.
13071 (mips_reorg): Check flag_delayed_branch instead of
13072 mips_base_delayed_branch.
13073 (mips_override_options): Don't set mips_base_delayed_branch
13074 or flag_delayed_branch.
13076 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13078 PR rtl-optimization/38426.
13079 * ira.c (ira): Set current_function_is_leaf earlier.
13081 2009-01-06 Jakub Jelinek <jakub@redhat.com>
13083 PR rtl-optimization/38722
13084 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
13085 too early, only set a flag and modify after last possible
13088 2009-01-06 Janis Johnson <janis187@us.ibm.com>
13091 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
13092 * real.c (decimal_single_format): Correct values of emin and emax.
13093 (decimal_double_format): Ditto.
13094 (decimal_quad_format): Ditto.
13095 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
13096 computation of DECnn_MIN and DECnn_MAX for corrected values of
13097 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
13098 __DECnn_MIN__, and adjust its computation for the corrected value
13101 2009-01-06 Jan Hubicka <jh@suse.cz>
13104 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
13106 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
13108 * doc/contrib.texi (Contributors): Slightly adjust the end note.
13109 Add Robert Clark to the list of testers.
13111 2009-01-06 Jan Hubicka <jh@suse.cz>
13112 Kai Tietz <kai.tietz@onevision.com>
13114 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
13115 * config/i386/i386.c (ix86_expand_call): Add clobbers.
13117 2009-01-06 Jan Hubicka <jh@suse.cz>
13118 Kai Tietz <kai.tietz@onevision.com>
13120 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
13122 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
13123 (ix86_nsaved_regs): Count only general purpose regs.
13124 (ix86_nsaved_sseregs): New.
13125 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
13126 to 16 for w64; compute padding and size of sse reg save area.
13127 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
13128 general purpose regs.
13129 (ix86_emit_save_sse_regs_using_mov): New.
13130 (ix86_expand_prologue): Save SSE regs if needed.
13131 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
13132 (ix86_emit_restore_sse_regs_using_mov): New.
13133 (ix86_expand_epilogue): Save SSE regs if needed.
13135 2009-01-06 Jan Hubicka <jh@suse.cz>
13136 Kai Tietz <kai.tietz@onevision.com>
13138 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
13139 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
13140 functions when accumulate outgoing args is off.
13142 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13145 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
13146 before using pseudos_have_intersected_live_ranges_p.
13148 * ira-int.h (ira_assert): Always define.
13150 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13152 AVX Programming Reference (December, 2008)
13153 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
13154 (_mm256_permute2_pd): Likewise.
13155 (_mm_permute2_ps): Likewise.
13156 (_mm256_permute2_ps): Likewise.
13157 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
13158 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
13160 * config/i386/i386.c (ix86_builtins): Remove
13161 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
13162 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
13163 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
13164 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
13165 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
13166 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
13167 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
13168 __builtin_ia32_vpermil2ps256.
13169 (ix86_init_mmx_sse_builtins): Updated.
13170 (ix86_expand_args_builtin): Likewise.
13172 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13174 * pa.c (output_call): Relocate non-jump insns in the delay slot of
13175 long absolute calls when generating PA 2.0 code.
13177 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
13179 PR rtl-optimization/38583
13180 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
13182 * params.def (ira-max-conflict-table-size): New.
13184 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
13186 * ira.h (ira_conflicts_p): New external definition.
13188 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
13189 table. Report this. Return result of building.
13190 (ira_build_conflicts): Use ira_conflicts_p. Check result of
13191 building conflict table.
13193 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
13194 (ira_color): Use ira_conflicts_p.
13196 * global.c: Include ira.h.
13197 (pseudo_for_reload_consideration_p, build_insn_chain): Use
13200 * Makefile.in (global.o): Add ira.h.
13202 * ira-build.c (mark_all_loops_for_removal,
13203 propagate_some_info_from_allocno): New.
13204 (remove_unnecessary_allocnos): Call
13205 propagate_some_info_from_allocno.
13206 (remove_low_level_allocnos): New.
13207 (remove_unnecessary_regions): Add parameter. Call
13208 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
13209 parameter to remove_unnecessary_regions.
13210 (ira_build): Remove all regions but root if the conflict table was
13211 not built. Update conflict hard regs for allocnos crossing calls.
13213 * ira.c (ira_conflicts_p): New global.
13214 (ira): Define and use ira_conflicts_p.
13216 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
13217 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
13218 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
13220 2009-01-06 Ben Elliston <bje@au.ibm.com>
13222 * gengtype-lex.l (YY_NO_INPUT): Define.
13224 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13227 * c-common.c (handle_vector_size_attribute): Also reject
13228 BOOLEAN_TYPE types.
13230 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
13232 PR tree-optimization/38492
13233 * graphite.c (rename_map_elt, debug_rename_elt,
13234 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
13235 rename_map_elt_info, eq_rename_map_elts,
13236 get_new_name_from_old_name, bb_in_sese_p): Moved around.
13237 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
13238 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
13239 (sese_build_livein_liveouts): New.
13240 (new_sese, free_sese): New.
13241 (new_scop): Call new_sese.
13242 (free_scop): Call free_sese.
13243 (rename_variables_from_edge, rename_phis_end_scop): Removed.
13244 (register_old_new_names): Renamed register_old_and_new_names.
13245 (register_scop_liveout_renames, add_loop_exit_phis,
13246 insert_loop_close_phis, struct igp,
13247 default_liveout_before_guard, add_guard_exit_phis,
13248 insert_guard_phis, copy_renames): New.
13249 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
13250 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
13251 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
13252 (scop_adjust_phis_for_liveouts): New.
13253 (gloog): Call scop_adjust_phis_for_liveouts.
13255 * graphite.h (struct sese): Documented. Added fields liveout,
13256 num_ver and livein.
13257 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
13258 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
13259 (struct scop): Added field liveout_renames.
13260 (SCOP_LIVEOUT_RENAMES): New.
13262 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13264 PR tree-optimization/38510
13265 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
13266 (translate_clast): Call recompute_all_dominators before
13268 (gloog): Call recompute_all_dominators before graphite_verify.
13270 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13271 Jan Sjodin <jan.sjodin@amd.com>
13273 PR tree-optimization/38500
13274 * graphite.c (create_sese_edges): Call fix_loop_structure after
13277 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13279 * config.gcc: Add m32r*-*-rtems*.
13280 * config/m32r/rtems.h: New file.
13282 2009-01-05 Ben Elliston <bje@au.ibm.com>
13284 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
13285 (.po.pox): Likewise.
13286 (po/gcc.pot): Likewise.
13288 2009-01-04 David S. Miller <davem@davemloft.net>
13290 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
13291 (STARTING_FRAME_OFFSET): Always set to zero.
13293 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13295 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
13296 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
13297 fixed-point types, and vectors of the same.
13299 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13301 * config/mips/sync.md (*mb_barrier): Rename to...
13302 (*memory_barrier): ...this.
13304 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
13306 * doc/extend.texi (Function Attributes): Move @cindex after @item
13307 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
13308 and put in alphabetical order. Fix 'target' name and put in order.
13309 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
13312 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
13314 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
13315 (memory_barrier): Expand as unspec instead of unspec_volatile.
13316 Remove mem:BLK from insn operands. Use Pmode scratch register.
13317 (*memory_barrier): Define as unspec instead of unspec_volatile.
13318 Use (match_dup 0) as input operand.
13320 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
13321 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
13322 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
13323 scratch register. Remove operand 1.
13324 (*stbar): Define as unspec instead of unspec_volatile.
13325 Use (match_dup 0) as input operand, remove (const_int 8).
13326 (*membar): Define as unspec instead of unspec_volatile.
13327 Use (match_dup 0) as input operand, remove input operand 2.
13329 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
13330 (memory_barrier): Expand as unspec instead of unspec_volatile.
13331 Remove mem:BLK from insn operands. Use Pmode scratch register.
13332 (*memory_barrier): Define as unspec instead of unspec_volatile.
13333 Use (match_dup 0) as input operand.
13335 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
13336 Remove mem:BLK from insn operands. Use Pmode scratch register.
13337 Set volatile flag on operand 0.
13338 (*memory_barrier): New insn pattern.
13340 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
13342 (*memory_barrier): Use (match_dup 0) as input operand.
13344 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
13345 Remove mem:BLK from insn operands. Use Pmode scratch register.
13346 Set volatile flag on operand 0.
13347 (*mb_internal): New insn pattern.
13349 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
13351 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13353 PR middle-end/38586
13354 * function.c (struct temp_slot): Move to the section of the file
13355 that deals with temp slots. Remove field 'address'.
13356 (temp_slot_address_table): New hash table of address -> temp slot.
13357 (struct temp_slot_address_entry): New struct, items for the table.
13358 (temp_slot_address_compute_hash, temp_slot_address_hash,
13359 temp_slot_address_eq, insert_temp_slot_address): Support functions
13361 (find_temp_slot_from_address): Rewrite to use the new hash table.
13362 (remove_unused_temp_slot_addresses): Remove addresses of temp
13363 slots that have been made available.
13364 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
13365 worker function for remove_unused_temp_slot_addresses.
13366 (assign_stack_temp_for_type): Don't clear the temp slot address list.
13367 Add the temp slot address to the address -> temp slot map.
13368 (update_temp_slot_address): Update via insert_temp_slot_address.
13369 (free_temp_slots): Call remove_unused_temp_slot_addresses.
13370 (pop_temp_slots): Likewise.
13371 (init_temp_slots): Allocate the address -> temp slot map, or empty
13372 the map if it is already allocated.
13373 (prepare_function_start): Initialize temp slot processing.
13375 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13377 PR middle-end/38584
13378 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
13379 Calculate the size of all stack vars assuming no packing of stack
13380 vars will happen, replacing a quadratic algorithm with a linear one.
13382 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13385 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
13388 2009-01-03 Diego Novillo <dnovillo@google.com>
13390 * doc/contrib.texi: Update contributions.
13392 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13395 * builtins.c (fold_builtin_memory_op): Give up if either operand
13396 is volatile. Set srctype or desttype to non-qualified version
13400 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
13401 and FUNCTION_DECLs.
13403 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
13405 PR rtl-optimization/35805
13406 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
13407 problem if fast dce is able to remove any instructions.
13408 * dce.c (dce_process_block): Fix dump message.
13410 2009-01-02 Mark Mitchell <mark@codesourcery.com>
13413 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
13415 2009-01-02 Jakub Jelinek <jakub@redhat.com>
13417 PR middle-end/38690
13418 * tree-flow.h (op_code_prio, op_prio): New prototypes.
13419 * tree-pretty-print.c (op_code_prio): New function.
13420 (op_prio): No longer static. Use op_code_prio.
13421 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
13422 Use op_prio and op_code_prio to determine if () should be
13423 printed around operand(s) or not.
13425 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
13426 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
13427 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
13428 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
13429 pp_character instead of pp_string for single letter printing.
13431 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
13433 * doc/extend.texi: Fix '#pragma GCC option' typo.
13435 2009-01-02 Richard Guenther <rguenther@suse.de>
13437 * doc/install.texi (--enable-checking): Mention different
13438 default for stage1.
13439 (--enable-stage1-checking): Document.
13441 2009-01-01 Andrew Pinski <pinskia@gmail.com>
13443 PR middle-end/30142
13444 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
13445 case to be an error.
13447 2009-01-02 Ben Elliston <bje@au.ibm.com>
13449 * config/fp-bit.h (pack_d): Constify argument.
13450 * config/fp-bit.c (makenan): Constify return type. Remove casts.
13451 (isnan): Constify argument.
13453 (iszero): Likewise.
13454 (pack_d): Likewise.
13455 (_fpadd_parts): Constify return type.
13456 (_fpmul_parts): Likewise.
13457 (_fpdiv_parts): Likewise.
13459 2009-01-01 Jakub Jelinek <jakub@redhat.com>
13462 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
13463 warn about overwriting initializer with side-effects or
13464 -Woverride-init if !IMPLICIT.
13465 (output_init_element): Likewise. Pass IMPLICIT down to
13467 (process_init_element): Add IMPLICIT argument. Pass it down
13468 to output_init_element.
13469 (push_init_element, pop_init_level, set_designator): Adjust
13470 process_init_element callers.
13471 (set_nonincremental_init, set_nonincremental_init_from_string):
13472 Adjust add_pending_init callers.
13473 (output_pending_init_elements): Adjust output_init_element callers.
13474 * c-tree.h (process_init_element): Adjust prototype.
13475 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
13476 process_init_element callers.
13479 Copyright (C) 2009 Free Software Foundation, Inc.
13481 Copying and distribution of this file, with or without modification,
13482 are permitted in any medium without royalty provided the copyright
13483 notice and this notice are preserved.