1 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
3 * tree-inline.c (remap_decls): Enable nonlocalized variables
6 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
9 Simplify other tests involving optimize.
11 2009-05-27 Tom Tromey <tromey@redhat.com>
13 * unwind-dw2.c (_Unwind_DebugHook): New function.
14 (uw_install_context): Call _Unwind_DebugHook.
16 2009-05-27 Tom Tromey <tromey@redhat.com>
18 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
20 2009-05-27 Ian Lance Taylor <iant@google.com>
22 * Makefile.in (LINKER, LINKER_FLAGS): Define.
23 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
24 (ALL_LINKERFLAGS): Define.
25 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
26 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
27 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
28 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
29 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
31 (build/gcov-iov$(build_exeext)): Likewise.
33 2009-05-27 Julian Brown <julian@codesourcery.com>
35 * gcse.c (target.h): Include.
36 (can_assign_to_reg_without_clobbers_p): Check that the target allows
37 copy of argument to a pseudo register.
39 2009-05-27 Diego Novillo <dnovillo@google.com>
41 * tree-ssa-live.c (dump_scope_block): Document arguments.
42 (dump_scope_blocks): Document.
43 (debug_scope_blocks): New.
44 * tree-flow.h (debug_scope_blocks): Declare.
46 2009-05-21 Denis Chertykov <denisc@overta.ru>
48 * doc/contrib.texi (Contributors): add myself to the list.
50 2009-05-27 Olivier Hainque <hainque@adacore.com>
52 * expr.c (target_align): New function. Alignment the TARGET of an
53 assignment may be assume to have.
54 (highest_pow2_factor_for_target): Use it instead of relying on
55 immediate tree attributes of TARGET, not necessarily honored when
56 intermediate bitfields are involved.
58 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
61 * config/i386/driver-i386.c (host_detect_local_cpu): Support
62 AVX, SSE4, AES, PCLMUL and POPCNT.
64 2009-05-27 Diego Novillo <dnovillo@google.com>
66 * tree-pretty-print.c (dump_location): New.
67 (dump_generic_node): Call it.
68 Factor code to handle BLOCK nodes ...
69 (dump_block_node): ... here.
71 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
73 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h with
75 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
77 * gcc-plugin.h: Include config.h and system.h.
78 (IN_GCC): Define if not defined.
80 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
83 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
86 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
88 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
90 * config/m32r/m32r.h: Ditto.
91 * config/m32r/m32r.md: Ditto.
92 * config/m32r/predicates.md: Ditto.
94 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
96 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
98 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
101 (Loading plugins): typo.
102 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
103 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
104 (Interacting with the GCC Garbage Collector): Added new section.
105 (Giving information about a plugin): Added new section for
107 * testsuite/gcc.dg/plugin/plugin.exp: Added ggcplug.c test plugin
108 with ggcplug-test-1.c for testing PLUGIN_GGC_MARKING etc...
109 * testsuite/gcc.dg/plugin/ggcplug-test-1.c: Added new file.
110 * testsuite/gcc.dg/plugin/ggcplug.c: Added new file.
111 * ggc.h (ggc_register_root_tab): Added declaration.
112 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
113 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
114 (register_callback): Improved comment in declaration.
115 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for
117 (extra_root_vec) Added static variable for dynamic roots
119 (ggc_register_root_tab) Added new routine.
120 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
121 PLUGIN_GGC_MARKING event.
122 * ggc-zone.c: Include plugin.h.
123 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
124 * ggc-page.c: Include plugin.h.
125 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
126 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
127 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
128 (register_callback): check lack of callbacks for
129 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
130 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
131 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
132 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
133 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
134 dependency on plugin.h.
135 (plugin.o): Added dependency on ggc.h...
137 2009-05-26 Richard Guenther <rguenther@suse.de>
141 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
142 with mismatched comparison modes.
144 * expr.c (expand_expr_real_1): Expand the operand of a
145 VIEW_CONVERT_EXPR in its natural mode.
147 2009-05-26 Ian Lance Taylor <iant@google.com>
149 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
150 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
151 (ALL_COMPILERFLAGS): Define.
152 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
153 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
154 (collect2$(exeext), collect2.o): Likewise.
155 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
156 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
157 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
158 (libbackend.o, intl.o, cppdefault.o): Likewise.
159 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
160 (build/%.o): Use $(COMPILER_FOR_BUILD).
161 (build/gen%$(build_exeext)): Likewise.
162 (build/gcov-iov$(build_exeext)): LIkewise.
163 * config/t-darwin (darwin.o): Use $(COMPILER).
164 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
165 * config/t-sol2 (sol2-c.o): Likewise.
167 * config/t-vxworks (vxworks.o): Likewise.
168 * config/x-darwin (host-darwin.o): Likewise.
169 * config/x-hpux (host-hpux.o): Likewise.
170 * config/x-linux (host-linux.o): Likewise.
171 * config/x-solaris (host-solaris.o): Likewise.
172 * config/alpha/x-alpha (driver-alpha.o): Likewise.
173 * config/arm/t-arm (arm-c.o): Likewise.
174 * config/arm/t-pe (pe.o): Likewise.
175 * config/arm/t-wince-pe (pe.o): Likewise.
176 * config/i386/t-cygming (winnt.o): Likewise.
177 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
178 * config/i386/t-cygwin (cygwin1.o): Likewise.
179 (cygwin2.o): Likewise.
180 * config/i386/t-i386 (i386-c.o): Likewise.
181 * config/i386/t-interix (winnt.o): Likewise.
182 * config/i386/t-netware (netware.o): Likewise.
183 * config/i386/t-nwld (nwld.o): Likewise.
184 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
185 * config/i386/x-i386 (driver-i386.o): Likewise.
186 * config/i386/x-cygwin (host-cygwin.o): Likewise.
187 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
188 * config/ia64/t-ia64 (ia64-c.o): Likewise.
189 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
190 * config/mips/x-native (driver-native.o): Likewise.
191 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
192 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
193 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
194 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
195 * config/score/t-score-elf (score7.o): Likewise.
196 (score3.o): Likewise.
197 * config/sh/t-sh (sh-c.o): Likewise.
198 * config/sh/t-symbian (sh-c.o): Likewise.
199 (symbian.o): Likewise.
200 * config/spu/t-spu-elf (spu-c.o): Likewise.
201 * config/v850/t-v850 (v850-c.o): Likewise.
202 * config/v850/t-v850e (v850-c.o): Likewise.
204 2009-05-26 Richard Guenther <rguenther@suse.de>
206 PR tree-optimization/40122
207 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
208 VECTOR_CSTs if possible.
209 (fold_gimple_assign): Likewise.
211 2009-05-26 Richard Guenther <rguenther@suse.de>
214 * fold-const.c (fold_binary): Use the correct types for building
217 2009-05-26 Richard Guenther <rguenther@suse.de>
219 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
220 redundant calls to merge_alias_info.
221 (bump_vector_ptr): Likewise.
222 * tree-ssa-copy.c (merge_alias_info): Remove.
223 (replace_exp_1): Remove call to merge_alias_info.
224 (propagate_tree_value): Likewise.
225 (fini_copy_prop): Propagate points-to info.
226 * tree-flow.h (merge_alias_info): Remove.
228 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
230 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
232 2009-05-25 Jan Hubicka <jh@suse.cz>
234 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
235 * cgraph.h (struct inline_summary): New filed self_wize,
236 size_inlining_benefit, self_time and time_inlining_benefit.
237 (struct cgraph_global_info): Replace insns by time ans size fields.
238 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
239 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
240 (ipcp_update_callgraph): Do not touch function bodies.
241 * ipa-inline.c: Include except.h
242 (MAX_TIME): New constant.
243 (overall_insns): Remove.
245 (overall_size, max_benefit): New static variables.
246 (cgraph_estimate_time_after_inlining): New function.
247 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
248 (cgraph_clone_inlined_nodes): Update size.
249 (cgraph_mark_inline_edge): Update size.
250 (cgraph_estimate_growth): Use size info.
251 (cgraph_check_inline_limits): Check size.
252 (cgraph_default_inline_p): Likewise.
253 (cgraph_edge_badness): Compute badness based on benefit and size cost.
254 (cgraph_decide_recursive_inlining): Check size.
255 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
257 (cgraph_decide_inlining): Likewise.
258 (cgraph_decide_inlining_incrementally): Likewise; honor
259 PARAM_EARLY_INLINING_INSNS.
260 (likely_eliminated_by_inlining_p): New predicate.
261 (estimate_function_body_sizes): New function.
262 (compute_inline_parameters): Use it.
263 * except.c (must_not_throw_labels): New function.
264 * except.h (must_not_throw_labels): Declare.
265 * tree-inline.c (init_inline_once): Kill inlining_weigths
266 * tree-ssa-structalias.c: Avoid uninitialized warning.
267 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
268 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
269 (PARAM_INLINE_CALL_COST): Remove.
270 (PARAM_EARLY_INLINING_INSNS): New.
272 2009-05-25 Richard Guenther <rguenther@suse.de>
274 PR tree-optimization/36327
275 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
276 callback for reference translation or lookup at the point
278 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
279 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
280 for union COMPONENT_REFs.
281 (vn_reference_lookup_3): New callback. Lookup from memset
282 and CONSTRUCTOR assignment, translate through struct copies.
283 (vn_reference_lookup_pieces): Make sure to not free the
284 passed operands array. Adjust walk_non_aliased_vuses call.
285 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
286 make sure we do not leak memory.
288 2009-05-25 Richard Guenther <rguenther@suse.de>
290 * tree-ssa-alias.h (dump_points_to_solution): Declare.
291 * tree-inline.c (expand_call_inline): Reset the escaped and
293 * tree-ssa-structalias.c (pass_build_ealias): New.
294 * tree-pass.h (pass_build_ealias): Declare.
295 * passes.c (init_optimization_passes): Add PTA during
297 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
298 and CALLUSED solutions.
299 (dump_points_to_solution): New function, split out from ...
300 (dump_points_to_info_for): ... here.
301 * tree-parloops.c (parallelize_loops): Reset the escaped and
304 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
307 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
308 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
310 2009-05-25 Ira Rosen <irar@il.ibm.com>
312 PR tree-optimization/40238
313 * tree-vect-stmts.c (vect_init_vector): Insert initialization
314 statements after basic block's labels.
315 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
316 to free the allocated memory.
318 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
320 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
321 return address with a USE.
323 2009-05-24 Richard Guenther <rguenther@suse.de>
326 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
327 array type from the main variant of the inner type.
329 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
331 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
332 definition to bool (from int) to un-break build.
333 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
335 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
337 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
338 discard_stmt_changes): Delete.
339 * tree-ssa-operands.c (scb_stack): Delete.
340 (init_ssa_operands): Do not initialize it.
341 (fini_ssa_operands): Do not free it.
342 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
344 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
345 update_stmt, remove the others. Fix comments.
346 * tree-dfa.c (optimize_stack_restore): Likewise.
347 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
348 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
349 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
350 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
352 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
353 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
354 (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan.
355 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
356 (stmts_to_rescan): Change item type to gimple.
357 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
359 2009-05-24 Ira Rosen <irar@il.ibm.com>
361 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
362 * tree-pass.h (pass_slp_vectorize): New pass.
363 * params.h (SLP_MAX_INSNS_IN_BB): Define.
364 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
365 * tree-vectorizer.c (timevar.h): Include.
366 (user_vect_verbosity_level): Declare.
367 (vect_location): Fix comment.
368 (vect_set_verbosity_level): Update user_vect_verbosity_level
369 instead of vect_verbosity_level.
370 (vect_set_dump_settings): Add an argument. Ignore user defined
371 verbosity if dump flags require higher level of verbosity. Print to
372 stderr only for loop vectorization.
373 (vectorize_loops): Update call to vect_set_dump_settings.
374 (execute_vect_slp): New function.
375 (gate_vect_slp): Likewise.
376 (struct gimple_opt_pass pass_slp_vectorize): New.
377 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
379 (vec_info_for_bb): New function.
380 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
381 (VECTORIZATION_ENABLED): New macro.
382 (SLP_ENABLED, SLP_DISABLED): Likewise.
383 (vect_is_simple_use): Add bb_vec_info argument.
384 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
385 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
386 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
387 vect_schedule_slp, vect_analyze_slp): Likewise.
388 (vect_analyze_stmt): Add slp_tree argument.
389 (find_bb_location): Declare.
390 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
391 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
392 (vect_analyze_loop_operations, vect_analyze_loop,
393 get_initial_def_for_induction, vect_create_epilog_for_reduction,
394 vect_finalize_reduction, vectorizable_reduction,
395 vectorizable_live_operation, vect_transform_loop): Likewise.
396 * tree-data-ref.c (dr_analyze_innermost): Update comment,
397 skip evolution analysis if analyzing a basic block.
398 (dr_analyze_indices): Likewise.
399 (initialize_data_dependence_relation): Skip the test whether the
400 object is invariant for basic blocks.
401 (compute_all_dependences): Skip dependence analysis for data
402 references in basic blocks.
403 (find_data_references_in_stmt): Don't fail in case of invariant
404 access in basic block.
405 (find_data_references_in_bb): New function.
406 (find_data_references_in_loop): Move code to
407 find_data_references_in_bb and add a call to it.
408 (compute_data_dependences_for_bb): New function.
409 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
410 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
412 (vect_analyze_data_ref_dependence): Check for interleaving in case of
413 unknown dependence in basic block and fail in case of dependence in
415 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
416 dependence instances from either loop or basic block vectorization
418 (vect_compute_data_ref_alignment): Check if it is loop vectorization
419 before calling nested_in_vect_loop_p.
420 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
421 dependence instances from either loop or basic block vectorization
423 (vect_verify_datarefs_alignment): Likewise.
424 (vect_enhance_data_refs_alignment): Adjust function calls.
425 (vect_analyze_data_refs_alignment): Likewise.
426 (vect_analyze_group_access): Fix printing. Skip different checks if
427 DR_STEP is 0. Keep strided stores either in loop or basic block
428 vectorization data structure. Fix indentation.
429 (vect_analyze_data_ref_access): Fix comments, allow zero step in
431 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
432 dependence instances from either loop or basic block vectorization
434 (vect_analyze_data_refs): Update comment. Call
435 compute_data_dependences_for_bb to analyze basic blocks.
436 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
437 case of loop vectorization. In case of basic block vectorization use
438 data-ref itself as a base.
439 (vect_create_data_ref_ptr): In case of basic block vectorization:
440 don't advance the pointer, add new statements before the current
441 statement. Adjust function calls.
442 (vect_supportable_dr_alignment): Support only aligned accesses in
443 basic block vectorization.
444 * common.opt (ftree-slp-vectorize): New flag.
445 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
446 (vect_pattern_recog_1): Likewise.
447 * tree-vect-stmts.c (process_use): Likewise.
448 (vect_init_vector): Add new statements in the beginning of the basic
449 block in case of basic block SLP.
450 (vect_get_vec_def_for_operand): Adjust function calls.
451 (vect_finish_stmt_generation): Likewise.
452 (vectorizable_call): Add assert that it is loop vectorization, adjust
454 (vectorizable_conversion, vectorizable_assignment): Likewise.
455 (vectorizable_operation): In case of basic block SLP, take
456 vectorization factor from statement's type and skip the relevance
457 check. Adjust function calls.
458 (vectorizable_type_demotion): Add assert that it is loop
459 vectorization, adjust function calls.
460 (vectorizable_type_promotion): Likewise.
461 (vectorizable_store): Check for outer loop only in case of loop
462 vectorization. Adjust function calls. For basic blocks, skip the
463 relevance check and don't advance pointers.
464 (vectorizable_load): Likewise.
465 (vectorizable_condition): Add assert that it is loop vectorization,
466 adjust function calls.
467 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
468 that it is not reduction, get vector type, call only supported
469 functions, skip loop specific parts.
470 (vect_transform_stmt): Check for outer loop only in case of loop
472 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
473 (vect_is_simple_use): Fix comment, add new argument, fix conditions
474 for external definition.
475 * passes.c (pass_slp_vectorize): New pass.
476 * tree-vect-slp.c (find_bb_location): New function.
477 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
478 check for patterns only in loops.
479 (vect_build_slp_tree): Add argument, adjust function calls, fail in
480 case of multiple types in basic block SLP.
481 (vect_mark_slp_stmts_relevant): New function.
482 (vect_supported_load_permutation_p): Fix comment.
483 (vect_analyze_slp_instance): Add argument. In case of basic block
484 SLP, take vectorization factor from statement's type, check that
485 unrolling factor is 1. Adjust function call. Save SLP instance in
486 either loop or basic block vectorization structure. Return FALSE,
488 (vect_analyze_slp): Add argument. Get strided stores groups from
489 either loop or basic block vectorization structure. Return FALSE
490 if basic block SLP failed.
491 (new_bb_vec_info): New function.
492 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
493 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
494 (vect_schedule_slp): Add argument. Get SLP instances from either
495 loop or basic block vectorization structure. Set vectorization factor
496 to be 1 for basic block SLP.
497 (vect_slp_transform_bb): New function.
498 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
500 2009-05-23 Mark Mitchell <mark@codesourcery.com>
502 * final.c (shorten_branches): Do not align labels for jump tables.
503 (final_scan_insn): Use JUMP_TABLE_DATA_P.
505 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
507 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
508 Remove outdated reference to flow.c and fix nits.
509 * doc/gccint.texi: Tweak RTL description.
510 * doc/rtl.texi: Likewise.
512 2009-05-23 Denis Chertykov <chertykov@gmail.com>
514 * config/avr/avr.c: Change my email address.
515 * config/avr/avr.h: Likewise.
516 * config/avr/avr.md: Likewise.
517 * config/avr/avr-protos.h: Likewise.
518 * config/avr/libgcc.S: Likewise.
520 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
522 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
523 (spu_split_load, spu_split_store): Change return type to int.
524 (spu_split_convert): Declare.
525 * config/spu/predicates.md (spu_mem_operand): Remove.
526 (spu_mov_operand): Update.
527 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
528 * config/spu/spu.c (regno_aligned_for_load): Remove.
529 (reg_aligned_for_addr, spu_expand_load): Define.
530 (spu_expand_extv): Reimplement and handle MEM.
531 (spu_expand_insv): Handle MEM.
532 (spu_sched_reorder): Handle insn's with length 0.
533 (spu_legitimate_address_p): Reimplement.
534 (store_with_one_insn_p): Return TRUE for any mode with size
535 larger than 16 bytes.
536 (address_needs_split): Define.
537 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
539 (spu_convert_move): Define.
540 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
541 (spu_split_store): Change all MEM's to TImode.
542 (spu_init_expanders): Preallocate registers that correspond to
543 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
545 (spu_split_convert): Define.
546 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
547 (_move<mode>, _movdi, _movti): Update predicate and condition.
548 (load, store): Change to define_split.
549 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
551 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
552 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
553 define_insn_and_split of lshr<mode>3.
554 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
555 (<v>ashr<mode>3_imm): Define.
556 (extv, extzv, insv): Allow MEM operands.
557 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
558 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
559 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
560 (_spu_convert2): Change to define_insn_and_split and remove the
561 corresponding define_peephole2.
562 (stack_protect_set, stack_protect_test, stack_protect_test_si):
563 Change predicates to memory_operand.
565 2009-05-22 Mark Mitchell <mark@codesourcery.com>
567 * config/arm/thumb2.md: Add 16-bit multiply instructions.
569 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
571 PR tree-optimization/40219
572 * tree.c (iterative_hash_expr): Make sure the builtin function is
573 a normal builtin function and not a front end or back end builtin
574 before indexing into the built_in_decls array.
576 2009-05-22 Richard Guenther <rguenther@suse.de>
579 * alias.c (write_dependence_p): Do not use TBAA for answering
580 anti-dependence or output-dependence.
581 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
582 (emit_pointer_definition): Remove.
583 (emit_alias_warning): Likewise.
584 (find_what_var_points_to): Remove TBAA pruning code.
585 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
587 (compute_points_to_sets): Remove code computing the set of
588 dereferenced pointers.
589 * tree-data-ref.c (dr_may_alias_p): Properly use the split
590 oracle for querying anti and output dependencies.
591 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
592 if TBAA may be applied.
593 (refs_anti_dependent_p): New function.
594 (refs_output_dependent_p): Likewise.
595 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
596 (refs_output_dependent_p): Likewise.
597 * doc/tree-ssa.texi (Memory model): New section.
598 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
599 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
600 * cfgexpand.c (expand_gimple_basic_block): Do not handle
601 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
602 * expr.c (expand_expr_real_1): Likewise.
603 * gimple-low.c (lower_stmt): Likewise.
604 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
605 (dump_gimple_cdt): Remove.
606 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
607 (gimple_size): Likewise.
608 (walk_gimple_op): Likewise.
609 (is_gimple_stmt): Likewise.
610 (walk_stmt_load_store_addr_ops): Likewise.
611 (gimple_build_cdt): Remove.
612 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
613 * gimple.h (gimple_cdt_new_type): Remove.
614 (gimple_cdt_new_type_ptr): Likewise.
615 (gimple_cdt_set_new_type): Likewise.
616 (gimple_cdt_location): Likewise.
617 (gimple_cdt_location_ptr): Likewise.
618 (gimple_cdt_set_location): Likewise.
619 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
620 * tree-cfg.c (remove_useless_stmts_1): Do not handle
621 GIMPLE_CHANGE_DYNAMIC_TYPE.
622 (verify_types_in_gimple_stmt): Likewise.
623 * tree-inline.c (estimate_num_insns): Likewise.
624 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
625 (copy_decl_to_var): Likewise.
626 (copy_result_decl_to_var): Likewise.
627 * tree-pretty-print.c (dump_generic_node): Do not handle
628 CHANGE_DYNAMIC_TYPE_EXPR.
629 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
630 * tree-ssa-operands.c (get_expr_operands): Likewise.
631 * tree-ssa-structalias.c (struct variable_info): Remove
632 no_tbaa_pruning member.
633 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
634 (unify_nodes): Do not copy it.
635 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
636 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
637 (set_uids_in_ptset): Do not check it.
638 (find_what_var_points_to): Likewise.
639 (compute_tbaa_pruning): Remove.
640 (compute_points_to_sets): Do not call it.
641 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
642 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
643 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
644 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
645 (DECL_NO_TBAA_P): Likewise.
646 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
647 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
648 (expand_omp_atomic_pipeline): Do not set it.
649 * print-tree.c (print_node): Do not dump it.
650 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
653 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
656 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
659 2009-05-22 Mark Mitchell <mark@codesourcery.com>
661 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
664 2009-05-22 Ben Elliston <bje@au.ibm.com>
666 * Makefile.in (bversion.h, s-bversion): New targets.
667 (TOPLEV_H): Add bversion.h.
668 * toplev.h: Include "bversion.h".
669 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
670 the __format__ attribute only if compiling with the same version
671 of GCC as the sources (the "build version").
673 2009-05-22 Ben Elliston <bje@au.ibm.com>
675 * c-format.c (handle_format_attribute): Fix comment typo.
677 2009-05-21 Steve Ellcey <sje@cup.hp.com>
680 * config/ia64/ia64.opt (mfused-madd): New.
681 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
682 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
683 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
684 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
685 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
686 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
687 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
688 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
689 instruction if !TARGET_FUSED_MADD.
690 (fpma, fpms): Remove colon from name.
692 2009-05-22 Richard Guenther <rguenther@suse.de>
694 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
695 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
696 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
698 (create_expression_by_pieces): Only convert if necessary.
699 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
700 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
702 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
704 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
705 regular pattern from a template and rename it ...
706 (*extzv_truncsi_exts): ... to this.
708 2009-05-21 Richard Guenther <rguenther@suse.de>
710 * cgraph.h (struct cgraph_node): Remove inline_decl member.
711 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
712 (cgraph_default_inline_p): Likewise.
713 (cgraph_decide_inlining_incrementally): Likewise.
715 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
716 Uros Bizjak <ubizjak@gmail.com>
718 * config/i386/cpuid.h (bit_MOVBE): New.
720 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
722 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
723 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
724 (ix86_handle_option): Handle OPT_mmovbe.
725 (ix86_target_string): Add -mmovbe.
726 (pta_flags): Add PTA_MOVBE.
727 (processor_alias_table): Add PTA_MOVBE to "atom".
728 (override_options): Handle PTA_MOVBE.
730 * config/i386/i386.h (TARGET_MOVBE): New.
732 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
733 (*bswapsi_movbe): New.
734 (*bswapdi_movbe): Likewise.
735 (bswapdi2): Renamed to ...
737 (bswapdi2): New expander.
739 * config/i386/i386.opt (mmovbe): New.
741 * doc/invoke.texi: Document -mmovbe.
743 2009-05-21 Taras Glek <tglek@mozilla.com>
745 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
746 * gcc-plugin.h (plugin_init): Updated signature.
747 * gcc-plugin.h (plugin_name_args): Moved to this header.
748 * doc/plugins.texi (plugin_init): Updated documention to reflect
750 * doc/plugins.texi (plugin_name_args): Added to documention.
752 2009-05-21 Mark Mitchell <mark@codesourcery.com>
754 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
755 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
757 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
759 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
760 JUMP_TABLE_DATA_P predicates where applicable.
761 * config/i386/predicates.md: Ditto.
762 * config/i386/sse.md: Ditto.
764 2009-05-21 Jakub Jelinek <jakub@redhat.com>
766 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
767 operand2 -128 override length_immediate attribute to 1.
768 * config/i386/predicates.md (constm128_operand): New predicate.
770 * config/i386/i386.c (memory_address_length): Handle %r12
771 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
773 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
774 mode look through optional ZERO_EXTEND and SUBREG.
775 * config/i386/i386.md (R12_REG): New define_constant.
776 (prefix_data16): For sse unit set also for MODE_TI insns.
777 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
778 insns set if operand 1 is ext_QIreg_operand.
779 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
780 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
782 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
783 mode from MODE_DI to MODE_SI.
784 (movdi_1_rex64): Override modrm and length_immediate attributes
785 only for movabs (TYPE_IMOV, alternative 2).
786 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
787 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
788 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
789 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
790 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
791 prefix_rex attribute if DImode.
792 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
793 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
794 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
795 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
796 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
797 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
798 Likewise. For TYPE_IMOV clear length_immediate attribute.
799 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
800 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
801 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
802 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
803 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
804 or one operand TYPE_ISHIFT.
805 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
806 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
807 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
808 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
809 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
810 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
811 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
812 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
813 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
814 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
815 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
816 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
817 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
818 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
819 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
820 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
821 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
822 set mode attribute, don't override length attribute.
823 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
825 (return_internal_long): Set length attribute to 2 instead of 1.
826 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
827 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
828 prefix_rex attribute.
829 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
831 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
833 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
835 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
837 2009-05-20 Ian Lance Taylor <iant@google.com>
839 * tree.c (build_tree_list_vec_stat): New function.
840 (ctor_to_vec): New function.
841 (build_nt_call_vec): New function.
842 (build_call_array): Change args to be a const pointer.
843 (build_call_vec): New function.
844 * tree.h (build_nt_call_vec): Declare.
845 (build_tree_list_vec_stat): Declare.
846 (build_tree_list_vec): Define.
847 (build_call_array): Update declaration.
848 (build_call_vec): Declare.
849 (ctor_to_vec): Declare.
850 * c-common.c (tree_vector_cache): New static variable.
851 (make_tree_vector): New function.
852 (release_tree_vector): New function.
853 (make_tree_vector_single): New function.
854 (make_tree_vector_copy): New function.
855 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
856 (make_tree_vector_single, make_tree_vector_copy): Declare.
857 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
858 (c_parser_expr_list): Don't manage cache here, instead call
860 (c_parser_release_expr_list): Remove static function.
861 (c_parser_vec_to_tree_list): Remove static function.
862 (c_parser_attributes): Call build_tree_list_vec instead of
863 c_parser_vec_to_tree_list. Call release_tree_vector instead of
864 c_parser_release_expr_list.
865 (c_parser_postfix_expression_after_primary): Likewise.
866 (c_parser_objc_keywordexpr): Likewise.
868 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
870 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
871 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
872 TARGET_CONVERT_TO_TYPE.
873 * hooks.c (hook_tree_const_tree_null): Define.
874 * hooks.h (hook_tree_const_tree_null): Declare.
875 * target.h (struct gcc_target): Add invalid_parameter_type,
876 invalid_return_type, promoted_type, and convert_to_type fields.
877 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
878 (TARGET_INVALID_RETURN_TYPE): Define.
879 (TARGET_PROMOTED_TYPE): Define.
880 (TARGET_CONVERT_TO_TYPE): Define.
881 (TARGET_INITIALIZER): Update for new fields.
882 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
883 (grokparms): Check targetm.invalid_parameter_type.
884 * c-typeck.c (default_conversion): Check targetm.promoted_type.
885 * c-convert.c (convert): Check targetm.convert_to_type.
887 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
889 * config/mips/mips.md (*extenddi_truncate<mode>,
890 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
892 (*extendhi_truncateqi): New define_insn_and_sptit.
894 2009-05-20 Jakub Jelinek <jakub@redhat.com>
897 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
898 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
900 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
902 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
903 the operand of VIEW_CONVERT_EXPR.
905 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
907 * config/i386/driver-i386.c (host_detect_local_cpu): Check
908 extended family and model for Intel processors. Support Intel
911 2009-05-20 Olivier Hainque <hainque@adacore.com>
913 * gstab.h (stab_code_type): Define, to be used instead of the
914 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
916 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
917 occurrences by stab_code_type.
918 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
920 2009-05-20 Martin Jambor <mjambor@suse.cz>
922 * tree-flow.h (insert_edge_copies_seq): Undeclare.
923 (sra_insert_before): Likewise.
924 (sra_insert_after): Likewise.
925 (sra_init_cache): Likewise.
926 (sra_type_can_be_decomposed_p): Likewise.
927 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
928 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
929 (sra_insert_before): Likewise.
930 (sra_insert_after): Likewise.
931 (sra_init_cache): Likewise.
932 (insert_edge_copies_seq): Made static and moved upwards.
934 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
937 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
939 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
940 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
943 2009-05-20 Richard Guenther <rguenther@suse.de>
945 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
946 with mismatched comparison modes.
948 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
950 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
951 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
952 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
953 with shifts for Thumb2.
954 (orsi_notsi): New for orn.
955 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
956 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
957 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
958 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
959 Don't invert remainder for IOR.
961 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
963 PR tree-optimization/40087
964 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
965 number_of_iterations_ne): Rename never_infinite argument.
966 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
967 number_of_iterations_le): Handle pointer-type ivs when
968 exit_must_be_taken is false.
969 (number_of_iterations_cond): Do not always assume that
970 exit_must_be_taken if the control variable is a pointer.
972 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
974 * c-typeck.c (build_binary_op): Allow % on integal vectors.
975 * doc/extend.texi (Vector Extension): Document that % is allowed too.
977 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
979 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
980 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
982 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
985 * c.opt (Wlogical-op): Disabled by default.
986 * c-opt (c_common_post_options): Do not enable Wlogical-op with
988 * doc/invoke.texi (Wlogical-op): Likewise.
990 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
992 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
994 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
995 Propagate the type of the first operand.
996 <ASSERT_EXPR>: Simplify.
997 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
998 Rewrite using the RHS code as discriminant.
999 <NOP_EXPR>: Turn into CASE_CONVERT.
1000 <PLUS_EXPR>: Propagate the type of the first operand.
1002 2009-05-19 Steve Ellcey <sje@cup.hp.com>
1004 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
1005 (ia64_dconst_0_375): New.
1006 * config/ia64/ia64.c (ia64_override_options): Remove
1007 -minline-sqrt-min-latency warning.
1008 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
1009 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
1010 * config/ia64/ia64.md (*sqrt_approx): Remove.
1011 (sqrtsf2): Remove #if 0.
1012 (sqrtsf2_internal_thr): Rewrite and move to div.md.
1013 (sqrtdf): Remove assert.
1014 (sqrtdf2_internal_thr): Rewrite and move to div.md.
1015 (sqrtxf2): Remove #if 0.
1016 (sqrtxf2_internal_thr): Rewrite and move to div.md.
1017 * div.md (sqrt_approx_rf): New.
1018 (sqrtsf2_internal_thr): New implementation.
1019 (sqrtsf2_internal_lat): New.
1020 (sqrtdf2_internal_thr: New implementation.
1021 (sqrtxf2_internal): New implementation.
1023 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
1024 Hans-Peter Nilsson <hp@axis.com>
1026 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
1027 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
1028 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
1029 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
1030 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
1031 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
1032 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
1033 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
1034 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
1035 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
1036 * c-common.c: ...from here.
1038 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1040 * c-common.c (warn_logical_operator): Remove unnecessary
1043 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1045 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
1047 2009-05-19 Ben Elliston <bje@au.ibm.com>
1049 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
1050 assignments with memcpy calls.
1051 (add_fdes): Likewise.
1052 (binary_search_unencoded_fdes): Likewise.
1053 (linear_search_fdes): Eliminate type puns.
1055 2009-05-19 Richard Guenther <rguenther@suse.de>
1057 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
1058 not falsely claim to have propagated into all uses.
1060 2009-05-19 Ben Elliston <bje@au.ibm.com>
1062 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
1065 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1067 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
1068 * config/sh/sh.c (sh_legitimate_address_p): Make static.
1069 (TARGET_LEGITIMATE_ADDRESS_P): New.
1070 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1071 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1073 2009-05-18 Dodji Seketeli <dodji@redhat.com>
1076 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
1077 child of the containing namespace's DIE.
1079 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
1081 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
1082 *zero_extendhi_truncqi): Move after the zero_extend patterns.
1083 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
1086 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
1089 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
1090 gen_align with gen_pad.
1091 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
1092 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
1094 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
1095 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
1097 * config/i386/i386.md (align): Renamed to ...
1098 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
1099 ASM_OUTPUT_MAX_SKIP_PAD.
1101 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
1103 * config.gcc: Fix variable syntax.
1106 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
1107 before calling exact_log2.
1108 (output_iorsi3): Likewise.
1109 (output_xorsi3): Likewise.
1111 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1113 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
1114 for the none zero constant operand except for EQ and NE
1115 comprisons even when the first operand is R0.
1117 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
1119 * config/s390/2064.md: Remove trailing whitespaces.
1120 * config/s390/2084.md: Likewise.
1121 * config/s390/constraints.md: Likewise.
1122 * config/s390/fixdfdi.h: Likewise.
1123 * config/s390/libgcc-glibc.ver: Likewise.
1124 * config/s390/s390-modes.def: Likewise.
1125 * config/s390/s390-protos.h: Likewise.
1126 * config/s390/s390.c: Likewise.
1127 * config/s390/s390.h: Likewise.
1128 * config/s390/s390.md: Likewise.
1129 * config/s390/tpf-unwind.h: Likewise.
1131 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1133 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
1135 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1138 * configure.ac (m68k-*-*): Check if binutils support TLS.
1139 * configure: Regenerate.
1140 * config/m68k/predicates.md (symbolic_operand): Extend comment.
1141 * config/m68k/constraints.md (Cu): New constraint.
1142 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
1143 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
1144 (movsi): Handle TLS symbols.
1145 (addsi3_5200): Handle XTLS symbols, indent.
1146 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
1147 (m68k_tls_reference_p): Declare.
1148 (m68k_legitimize_address): Declare.
1149 (m68k_unwrap_symbol): Declare.
1150 * config/m68k/m68k.opt (mxtls): New option.
1151 * config/m68k/m68k.c (ggc.h): Include.
1152 (m68k_output_dwarf_dtprel): Implement hook.
1153 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1154 (m68k_expand_prologue): Load GOT pointer when function needs it.
1155 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
1156 (m68k_legitimate_constant_address_p): Same.
1157 (m68k_decompose_address): Handle TLS references.
1158 (m68k_get_gp): New static function.
1159 (enum m68k_reloc): New contants.
1160 (TLS_RELOC_P): New macro.
1161 (m68k_wrap_symbol): New static function.
1162 (m68k_unwrap_symbol): New function.
1163 (m68k_final_prescan_insn_1): New static function.
1164 (m68k_final_prescan_insn): New function.
1165 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
1167 (legitimize_pic_address): Handle TLS references..
1168 (m68k_tls_get_addr, m68k_get_tls_get_addr)
1169 (m68k_libcall_value_in_a0_p)
1170 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
1171 (m68k_call_m68k_read_tp): Helper variables and functions for ...
1172 (m68k_legitimize_tls_address): Handle TLS references.
1173 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
1175 (m68k_legitimize_address): Handle TLS symbols.
1176 (m68k_get_reloc_decoration): New static function.
1177 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
1179 (m68k_output_dwarf_dtprel): Implement hook.
1180 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
1181 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
1182 m68k_call_* routines.
1183 (sched_attr_op_type): Handle TLS symbols.
1184 (gt-m68k.h): Include.
1185 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
1186 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
1188 2009-05-18 Martin Jambor <mjambor@suse.cz>
1190 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
1191 (visit_store_addr_for_mod_analysis): New function.
1192 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
1193 (determine_cst_member_ptr): Use gimple_assign_single_p.
1194 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
1195 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
1196 operands. Don't check number of operands of a NOP_EXPR.
1198 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
1200 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
1202 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
1205 * c-common.c (warn_logical_operator): Don't warn if one of
1206 expression isn't always true or false.
1208 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
1210 * config/i386/biarch32.h: New file.
1211 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
1213 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
1215 * config/mips/mips.md (*zero_extend<mode>_trunchi,
1216 *zero_extend<mode>_truncqi): Merge these into ...
1217 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
1218 Name the pattern following this as *zero_extendhi_truncqi.
1220 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
1223 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
1224 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
1225 (output_info): Make field HOST_WIDEST_INT.
1226 (print_statistics): Use HOST_WIDEST_INT_PRINT.
1227 (dump_bitmat_statistics): Same.
1229 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
1231 * config.gcc (use_gcc_stdint): Set to wrap.
1232 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
1233 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
1234 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1235 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1236 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1237 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1238 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1239 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1241 2009-05-16 Joseph Myers <joseph@codesourcery.com>
1243 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
1245 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
1246 Move definitions earlier.
1247 (OPT_ARCH64, OPT_ARCH32): Define.
1248 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
1251 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1254 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
1257 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1259 * arm.md (movdi2): Copy non-reg values to DImode registers.
1261 2009-05-16 Jakub Jelinek <jakub@redhat.com>
1264 * final.c (label_to_max_skip): New function.
1265 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
1266 CODE_LABEL_NUMBER <= max_labelno.
1267 * output.h (label_to_max_skip): New prototype.
1268 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
1269 (ix86_avoid_jump_mispredicts): ... this. Don't define if
1270 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
1271 Handle CODE_LABELs with >= 16 byte alignment or with
1272 max_skip == (1 << align) - 1.
1273 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
1274 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
1277 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
1278 .p2align 3 if MAX_SKIP is smaller than 7.
1279 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1281 2009-05-15 Ian Lance Taylor <iant@google.com>
1283 * alias.c (struct alias_set_entry_d): Rename from struct
1284 alias_set_entry. Change all uses.
1285 * except.c (struct call_site_record_d): Rename from struct
1286 call_site_record. Change all uses.
1287 * except.h (struct eh_region_d): Rename from struct eh_region.
1289 * gcse.c (struct hash_table_d): Rename from struct hash_table.
1291 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
1292 ivtype_map_elt. Change all uses.
1293 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
1295 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
1296 * graphite.h (struct name_tree_d): Rename from struct name_tree.
1298 (struct sese_d): Rename from struct sese. Change all uses.
1299 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
1300 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
1301 * optabs.h (struct optab_d): Rename from struct optab. Change all
1303 (struct convert_optab_d): Rename from struct convert_optab.
1305 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
1306 ipa_opt_pass. Change all uses.
1307 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
1310 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
1311 defined as a typedef.
1312 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
1315 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1318 * fold-const.c (make_range,build_range_check,merge_ranges): Move
1320 (merge_ranges): Returns bool.
1321 * tree.h (make_range): .. to here.
1322 (build_range_check): Likewise.
1323 (merge_ranges): Likewise. Renamed from merge_ranges.
1324 * c-typeck.c (parser_build_binary_op): Update calls to
1325 warn_logical_operator.
1326 * c-common.c (warn_logical_operator): Add new warning.
1327 * c-common.h (warn_logical_operator): Update declaration.
1329 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1331 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
1333 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1335 * doc/install.texi: Document MPC requirements, flags etc.
1337 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
1338 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
1339 Evaluate constant arguments.
1340 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
1341 (fold_builtin_1): Likewise, also evaluate constant arguments.
1342 Remove superfluous break.
1343 (do_mpc_ckconv): New.
1344 * real.h: Include mpc.h.
1345 * toplev.c (print_version): Output MPC version info if available.
1347 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1349 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
1351 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
1353 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
1356 2009-05-15 Jan Hubicka <jh@suse.cz>
1358 * doc/invoke.texi (max-early-inliner-iterations): New flag.
1359 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
1360 (try_inline): Fix return value.
1361 (cgraph_decide_inlining_incrementally): Honor new value.
1362 (cgraph_early_inlining): Handle indirect inlining.
1363 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
1365 2009-05-15 Jan Hubicka <jh@suse.cz>
1367 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
1368 * cgraphunit.c (cgraph_finalize_function): Set it.
1369 (cgraph_expand_function): Use it.
1371 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1373 * real.c (encode_ieee_half): Define.
1374 (decode_ieee_half): Define.
1375 (ieee_half_format): Define.
1376 (arm_half_format): Define.
1377 * real.h (ieee_half_format): Declare.
1378 (arm_half_format): Declare.
1380 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1382 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
1383 swapped, and reversed optabs exist before trying to use them.
1385 2009-05-15 Paul Brook <paul@codesourcery.com>
1386 Sandra Loosemore <sandra@codesourcery.com>
1388 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
1389 loads. Allow PRE_DEC.
1390 (output_move_neon): Handle PRE_DEC.
1391 (arm_print_operand): Add 'A' for neon structure loads.
1392 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
1393 * config/arm/neon.md (neon_mov): Update comment.
1394 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
1396 (Um): New constraint.
1398 2009-05-15 Jan Hubicka <jh@suse.cz>
1400 Revert the following patch until testsuite fallout is fixed:
1401 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1402 * cgraph.h (struct inline_summary): New filed self_wize,
1403 size_inlining_benefit, self_time and time_inlining_benefit.
1404 (struct cgraph_global_info): Replace insns by time ans size fields.
1405 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1406 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1407 (ipcp_update_callgraph): Do not touch function bodies.
1408 * ipa-inline.c: Include except.h
1409 (MAX_TIME): New constant.
1410 (overall_insns): Remove
1411 (overall_size, max_benefit): New static variables.
1412 (cgraph_estimate_time_after_inlining): New function.
1413 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1414 (cgraph_clone_inlined_nodes): Update size.
1415 (cgraph_mark_inline_edge): Update size.
1416 (cgraph_estimate_growth): Use size info.
1417 (cgraph_check_inline_limits): Check size.
1418 (cgraph_default_inline_p): Likewise.
1419 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1420 (cgraph_decide_recursive_inlining): Check size.
1421 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1423 (cgraph_decide_inlining): Likewise.
1424 (cgraph_decide_inlining_incrementally): Likewise; honor
1425 PARAM_EARLY_INLINING_INSNS.
1426 (likely_eliminated_by_inlining_p): New predicate.
1427 (estimate_function_body_sizes): New function.
1428 (compute_inline_parameters): Use it.
1429 * except.c (must_not_throw_labels): New function.
1430 * except.h (must_not_throw_labels): Declare.
1431 * tree-inline.c (init_inline_once): Kill inlining_weigths
1432 * tree-ssa-structalias.c: Avoid uninitialized warning.
1433 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1434 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1435 (PARAM_INLINE_CALL_COST): Remove.
1436 (PARAM_EARLY_INLINING_INSNS): New.
1438 2009-05-15 Richard Guenther <rguenther@suse.de>
1440 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
1441 not TODO_update_ssa.
1443 2009-05-15 Richard Guenther <rguenther@suse.de>
1445 PR tree-optimization/39999
1446 * gimple.h (gimple_expr_type): Use the expression type looking
1447 through useless conversions.
1448 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
1449 (vn_nary_op_insert_stmt): Likewise.
1450 (simplify_binary_expression): Likewise.
1452 2009-05-15 Richard Guenther <rguenther@suse.de>
1454 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1455 New options, enabled by default.
1456 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1458 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
1459 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
1460 * tree-ssa-structalias.c (gate_tree_pta): New function.
1461 (pass_build_alias): Use it.
1463 2009-05-15 Joseph Myers <joseph@codesourcery.com>
1465 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
1466 recurse on an invariant address if a conversion from a pointer
1467 type to a wider integer type is involved.
1469 2009-05-15 Jan Hubicka <jh@suse.cz>
1471 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1472 * cgraph.h (struct inline_summary): New filed self_wize,
1473 size_inlining_benefit, self_time and time_inlining_benefit.
1474 (struct cgraph_global_info): Replace insns by time ans size fields.
1475 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1476 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1477 (ipcp_update_callgraph): Do not touch function bodies.
1478 * ipa-inline.c: Include except.h
1479 (MAX_TIME): New constant.
1480 (overall_insns): Remove
1481 (overall_size, max_benefit): New static variables.
1482 (cgraph_estimate_time_after_inlining): New function.
1483 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1484 (cgraph_clone_inlined_nodes): Update size.
1485 (cgraph_mark_inline_edge): Update size.
1486 (cgraph_estimate_growth): Use size info.
1487 (cgraph_check_inline_limits): Check size.
1488 (cgraph_default_inline_p): Likewise.
1489 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1490 (cgraph_decide_recursive_inlining): Check size.
1491 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1493 (cgraph_decide_inlining): Likewise.
1494 (cgraph_decide_inlining_incrementally): Likewise; honor
1495 PARAM_EARLY_INLINING_INSNS.
1496 (likely_eliminated_by_inlining_p): New predicate.
1497 (estimate_function_body_sizes): New function.
1498 (compute_inline_parameters): Use it.
1499 * except.c (must_not_throw_labels): New function.
1500 * except.h (must_not_throw_labels): Declare.
1501 * tree-inline.c (init_inline_once): Kill inlining_weigths
1502 * tree-ssa-structalias.c: Avoid uninitialized warning.
1503 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1504 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1505 (PARAM_INLINE_CALL_COST): Remove.
1506 (PARAM_EARLY_INLINING_INSNS): New.
1507 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
1508 (inline-call-cost): Remove.
1509 (early-inlining-insns): New.
1511 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
1513 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
1515 (print_int_cst_bounds_in_octal_p): Likewise.
1516 (dbxout_type): Adjust calls to above functions. Be prepared to deal
1518 * dwarf2out.c (base_type_die): Likewise.
1519 (is_subrange_type): Delete.
1520 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
1521 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
1522 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
1523 the destination type is boolean.
1524 (build_range_check): Do not special-case subtypes.
1525 (fold_sign_changed_comparison): Likewise.
1526 (fold_unary): Likewise.
1527 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
1528 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
1529 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
1530 * tree.c (subrange_type_for_debug_p): New predicate based on the former
1532 * tree.h (subrange_type_for_debug_p): Declare.
1533 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
1534 (convert_affine_scev): Remove call to above function.
1535 (chrec_convert_aggressive): Likewise.
1536 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
1537 false for conversions involving subtypes.
1538 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
1539 (vrp_val_min): Likewise.
1540 (needs_overflow_infinity): Likewise.
1541 (extract_range_from_unary_expr): Likewise.
1543 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
1545 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1546 * config/frv/frv.c: Likewise.
1547 * config/s390/s390.c: Likewise.
1548 * config/sparc/sparc.h: Likewise.
1549 * config/i386/i386.h: Likewise.
1550 * config/i386/i386.c: Likewise.
1551 * config/crx/crx.c: Likewise.
1552 * config/m68hc11/m68hc11.h: Likewise.
1553 * config/iq2000/iq2000.c: Likewise.
1554 * config/mn10300/mn10300.h: Likewise.
1555 * config/mn10300/mn10300.c: Likewise.
1556 * config/m68k/m68k.c: Likewise.
1557 * config/rs6000/rs6000.c: Likewise.
1558 * config/rs6000/xcoff.h: Likewise.
1559 * config/rs6000/linux64.h: Likewise.
1560 * config/rs6000/sysv4.h: Likewise.
1561 * config/score/score3.c: Likewise.
1562 * config/score/score7.c: Likewise.
1563 * config/score/score.c: Likewise.
1564 * config/arm/arm.md: Likewise.
1565 * config/mips/mips.c: Likewise.
1566 * config/mips/mips.md: Likewise.
1567 * config/bfin/bfin.h: Likewise.
1568 * config/pa/pa.c: Likewise.
1569 * config/pa/constraints.md: Likewise.
1571 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
1572 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
1573 * config/pdp11/pdp11.h: Use memory_address_p instead.
1575 2009-05-14 Ian Lance Taylor <iant@google.com>
1577 * passes.c (finish_optimization_passes): Change i to int.
1578 * plugin.c (plugins_active_p): Change event to int.
1579 (dump_active_plugins): Likewise.
1580 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
1582 * tree.c (tree_range_check_failed): Change c to unsigned int.
1583 (omp_clause_range_check_failed): Likewise.
1584 (build_common_builtin_nodes): Change mode to int. Add cast.
1585 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
1586 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
1588 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
1589 ++ or -- with a variable of enum type.
1591 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1594 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
1596 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1598 * store-motion.c: Do not include params.h
1599 * Makefile.in: Fix dependencies for various files.
1601 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1603 * auto-inc-dec.c: Fix pass description, remove apparent
1604 accidental duplication.
1606 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
1609 * ipa-utils.h (memory_identifier_string): Moved to ...
1610 * tree.h (memory_identifier_string): Here. Add GTY(()).
1612 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1614 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
1615 in the former documentation of...
1616 (GO_IF_LEGITIMATE_ADDRESS): ... this.
1617 * ira-conflicts.c (get_dup_num): Use address_operand.
1618 * targhooks.c (default_legitimate_address_p): New.
1619 * targhooks.h (default_legitimate_address_p): New.
1620 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
1622 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
1623 * target.h (struct target): Add legitimate_address_p.
1624 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
1625 (TARGET_INITIALIZER): Include it.
1627 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1628 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
1629 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
1630 (TARGET_LEGITIMATE_ADDRESS_P): New.
1632 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1633 (REG_OK_STRICT_P): Delete.
1634 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
1635 (frv_legitimate_address_p_1): ... this.
1636 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
1637 (frv_legitimate_address_p_1): ... the renamed old
1638 frv_legitimate_address_p.
1639 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
1640 (TARGET_LEGITIMATE_ADDRESS_P): New.
1642 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1643 * config/s390/s390-protos.h (legitimate_address_p): Remove.
1644 * config/s390/s390.c (legitimate_address_p): Rename to...
1645 (s390_legitimate_address_p): ... this, make static.
1646 (legitimize_address): Adjust call.
1647 (TARGET_LEGITIMATE_ADDRESS_P): New.
1648 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
1650 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1651 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
1652 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
1653 (TARGET_LEGITIMATE_ADDRESS_P): New.
1655 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1656 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
1657 * config/spu/spu.c (spu_legitimate_address): Rename to...
1658 (spu_legitimate_address_p): ... this, make static.
1659 (TARGET_LEGITIMATE_ADDRESS_P): New.
1661 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1662 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
1663 * config/sparc/sparc.c (legitimate_address_p): Rename to...
1664 (sparc_legitimate_address_p): ... this, make static and return bool.
1665 (legitimize_address): Adjust call.
1666 (TARGET_LEGITIMATE_ADDRESS_P): New.
1668 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1669 * config/i386/i386-protos.h (legitimate_address_p): Remove.
1670 * config/i386/i386.c (legitimate_address_p): Rename to...
1671 (ix86_legitimate_address_p): ... this, make static.
1672 (constant_address_p): Move after it, adjust call.
1673 (TARGET_LEGITIMATE_ADDRESS_P): New.
1675 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1676 * config/avr/avr-protos.h (legitimate_address_p): Remove.
1677 * config/avr/avr.c (legitimate_address_p): Rename to...
1678 (avr_legitimate_address_p): ... this, make static.
1679 (legitimize_address): Adjust call.
1680 (TARGET_LEGITIMATE_ADDRESS_P): New.
1682 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1683 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
1684 * config/crx/crx.c (crx_legitimate_address_p): Make static.
1685 (TARGET_LEGITIMATE_ADDRESS_P): New.
1687 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1688 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
1689 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
1690 (TARGET_LEGITIMATE_ADDRESS_P): New.
1692 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1693 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
1695 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1697 (TARGET_LEGITIMATE_ADDRESS_P): New.
1699 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1700 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
1702 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
1704 (m68hc11_legitimate_address_p): ... this, make static.
1705 (go_if_legitimate_address_internal): Rename to...
1706 (m68hc11_legitimate_address_p_1): ... this.
1707 (legitimize_address): Adjust call.
1708 (TARGET_LEGITIMATE_ADDRESS_P): New.
1710 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1711 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
1712 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
1713 (TARGET_LEGITIMATE_ADDRESS_P): New.
1715 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1716 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
1717 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
1718 (mn10300_legitimate_address_p): ... this, make static.
1719 (TARGET_LEGITIMATE_ADDRESS_P): New.
1721 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1722 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
1723 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
1724 (TARGET_LEGITIMATE_ADDRESS_P): New.
1726 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1727 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
1728 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
1729 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1730 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
1731 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
1732 (rs6000_legitimate_address_p): ... this, make static.
1733 (TARGET_LEGITIMATE_ADDRESS_P): New.
1734 (REG_MODE_OK_FOR_BASE_P): Delete.
1735 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
1737 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1738 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
1740 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
1741 static, adjust types.
1742 (TARGET_LEGITIMATE_ADDRESS_P): New.
1744 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1745 * config/score/score.c (score_address_p): Rename to...
1746 (score_legitimate_address_p): ... this.
1747 (TARGET_LEGITIMATE_ADDRESS_P): New.
1748 * config/score/score3.c (score3_address_p): Rename to...
1749 (score3_legitimate_address_p): ... this.
1750 * config/score/score7.c (score7_address_p): Rename to...
1751 (score7_legitimate_address_p): ... this.
1753 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
1754 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
1755 GO_IF_LEGITIMATE_ADDRESS): Delete.
1756 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
1757 thumb2_legitimate_address_p): Delete.
1758 (arm_legitimate_address_p): Rename to...
1759 (arm_legitimate_address_outer_p): ... this.
1760 * config/arm/constraints.md ("Uq"): Adjust call.
1761 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
1762 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
1763 (arm_legitimate_address_outer_p): ... this.
1764 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
1765 (TARGET_LEGITIMATE_ADDRESS_P): New.
1767 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1768 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
1769 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
1770 (TARGET_LEGITIMATE_ADDRESS_P): New.
1772 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1773 * config/vax/vax-protos.h (legitimate_address_p): Remove.
1774 * config/vax/vax.c (legitimate_address_p): Rename to...
1775 (vax_legitimate_address_p): ... this, make static.
1776 (TARGET_LEGITIMATE_ADDRESS_P): New.
1778 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1779 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
1780 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
1781 (TARGET_LEGITIMATE_ADDRESS_P): New.
1783 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1784 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
1785 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
1786 (mmix_legitimate_address_p): ... this, make static.
1787 (TARGET_LEGITIMATE_ADDRESS_P): New.
1789 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1790 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
1791 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
1792 (TARGET_LEGITIMATE_ADDRESS_P): New.
1794 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1796 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
1797 of MODE_COMPLEX_INT.
1799 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1801 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
1802 LCT_NORMAL in function call.
1803 * mips-tdump.c (print_file_desc): Add cast to enum type.
1804 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
1805 (mark_stabs): Add casts to enum types.
1806 (parse_stabs_common): Add casts to enum types.
1808 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1810 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
1811 Check for invalid values of LETTER.
1813 2009-05-13 Taras Glek <tglek@mozilla.com>
1815 * attribs.c (register_attribute): moved out attribute registration into
1817 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
1818 * gcc-plugin.h: Added forward decl for register_attribute.
1819 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
1820 * plugin.c (register_callback, invoke_plugin_callbacks): Added
1821 PLUGIN_ATTRIBUTES boilerplate.
1823 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
1825 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
1826 values even in sentinel and empty entries.
1827 (ms_printf_flag_specs): Likewise.
1828 (ms_scanf_flag_specs): Likewise.
1829 (ms_strftime_flag_specs): Likewise.
1830 (ms_print_char_table): Likewise.
1831 (ms_scan_char_table): Likewise.
1832 (ms_time_char_table): Likewise.
1834 2009-05-13 Doug Kwan <dougkwan@google.com>
1836 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
1838 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1840 * config/mips/mips.md (store): Add attributes for QI and HI.
1842 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
1843 (truncdi<mode>2): ... this new pattern.
1845 2009-05-13 Brad Hards <bradh@kde.org>
1847 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
1849 2009-05-14 Jakub Jelinek <jakub@redhat.com>
1850 Ben Elliston <bje@au.ibm.com>
1853 * dse.c (check_mem_read_rtx): Guard against width == -1.
1855 2009-05-13 Michael Matz <matz@suse.de>
1858 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
1859 (trivially_conflicts_p): New function.
1860 (insert_backedge_copies): Use it.
1862 2009-05-13 Janis Johnson <janis187@us.ibm.com>
1864 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
1865 (handle_stdc_pragma): Use new enum constant names.
1866 (handle_pragma_float_const_decimal64): Ditto.
1868 2009-05-13 Ian Lance Taylor <iant@google.com>
1870 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
1873 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
1875 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
1876 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
1878 * config/m68k/m68k.h (FL_UCLINUX): Define.
1880 2009-05-13 Jan Hubicka <jh@suse.cz>
1882 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
1884 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1886 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
1887 unless -fschedule-insns is specified.
1889 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1892 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
1893 TARGET_EXPAND_CBRANCHDI4.
1894 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
1895 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
1896 (cmpeqdi): Fix comment.
1898 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1900 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
1901 (sh_legitimate_address_p): Likewise.
1902 * config/sh/sh.c (sh_legitimate_index_p): New.
1903 (sh_legitimate_address_p): Likewise.
1904 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
1905 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
1906 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
1907 (MAYBE_BASE_REGISTER_RTX_P): New macro.
1908 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
1909 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
1910 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
1911 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
1912 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
1914 2009-05-12 Jan Hubicka <jh@suse.cz>
1916 * tree-inline.c (estimate_operator_cost): Add operands;
1917 when division happens by constant, it is cheap.
1918 (estimate_num_insns): Loads and stores are not having cost of 0;
1919 EH magic stuff is cheap; when computing runtime cost of switch,
1920 use log2 base of amount of its cases; builtin_expect has cost of 0;
1921 compute cost for moving return value of call.
1922 (init_inline_once): Initialize time_based flags.
1923 * tree-inline.h (eni_weights_d): Add time_based flag.
1925 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1927 * df-core.c: Update head documentation.
1929 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1932 * rs6000.c (rs6000_generate_compare): Use op1b instead of
1933 shadowing exisiting variable op1.
1935 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
1938 * config/i386/driver-i386.c (processor_signatures): New enum.
1939 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
1940 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
1941 processor signature to detect geode processor.
1943 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1947 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1949 * optabs.c (prepare_cmp_insn): Temporarily disable test that
1950 causes spurious differences between trunk and cond-optab branch.
1952 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1954 * dojump.c (compare_from_rtx): Delete.
1955 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
1956 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
1957 if the comparison does not satisfy the predicate; test predicates for
1958 operands 2 and 3 of a cstore pattern. Don't try cstore optab
1959 further if one existing pattern fails.
1960 * expr.h (compare_from_rtx): Delete.
1961 (prepare_operand): Declare it.
1962 * optabs.c: Change "lib call" to "libcall" throughout.
1963 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
1964 HAVE_conditional_trap, emit_cmp_insn): Delete.
1965 (can_compare_p): Delete cmp_optab case.
1966 (prepare_float_lib_cmp): Return an rtx and a machine mode.
1967 Accept other parameters by value.
1968 (prepare_operand): Make non-static.
1969 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
1970 other parameters by value. Try to widen operands here based on
1971 an optab_methods argument and looking at cbranch_optab.
1972 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
1973 loop. Use cbranch_optab directly.
1974 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
1975 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
1977 (emit_conditional_move, emit_conditional_add): Inline what's needed
1978 of compare_from_rtx, using new prepare_cmp_insn for the rest.
1979 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
1980 with COMPARE. Move cmov_optab and cstore_optab above
1981 with cbranch_optab, move cmp_optab down with ucmp_optab,
1982 remove tst_otpab. Do not initialize trap_rtx.
1983 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
1984 for trap code. Do not check HAVE_conditional_trap. Use
1985 prepare_cmp_insn. Accept no predicate for operand 3.
1986 * optabs.h (OTI_cmp): Mark as used only for libcalls.
1987 (OTI_ctrap, ctrap_optab): New.
1988 (tst_optab): Delete.
1989 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
1990 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
1991 with lookup of ctrap_optab.
1992 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
1993 setcc_gen_code): Delete.
1996 * combine.c (combine_simplify_rtx, simplify_set): Do not
1997 special case comparing against zero for cc0 machines.
1998 * simplify-rtx.c (simplify_binary_operation_1): Never remove
1999 COMPARE on cc0 machines.
2000 (simplify_relational_operation): Return a new expression when
2001 a COMPARE could be removed.
2002 * final.c (final_scan_insn): Compare cc_status values
2003 against LHS of a (compare FOO (const_int 0)) cc0 source.
2004 Also check if cc_status.value is the full compare.
2006 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
2007 (cstoreMM4): Document.
2008 (conditional_trap): Document ctrapMM4 instead.
2009 (sync_compare_and_swapMM): Refer to cbranchcc4.
2010 (Dependent Patterns): Eliminate obsolete information referring to
2011 the old jump optimization phase.
2012 (Canonicalization): Include cbranchcc4 case, omit canonicalization
2013 of compares with 0 on cc0 machines.
2014 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
2015 avoiding references to cc0. Remove text about storing operands
2017 * doc/tm.texi (Condition Codes): Include blurb on different
2018 condition code representations, separate into subsections for
2019 CC0, MODE_CC and conditional execution.
2021 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
2022 alpha_emit_setcc): Accept operands and a machine mode.
2023 * config/alpha/alpha.c (alpha_emit_conditional_branch):
2024 Get code/op0/op1 from operands, use machine mode argument
2025 instead of alpha_compare.fp_p. Emit the branch here.
2026 (alpha_emit_setcc): Likewise, and return boolean.
2027 (alpha_emit_conditional_move): Likewise. Assert that
2028 cmp_op_mode == cmp_mode, and simplify accordingly.
2029 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
2030 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
2031 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
2033 (stack probe test): Use cbranchdi4.
2034 * config/alpha/predicates.md (alpha_cbranch_operator): New.
2036 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
2037 * config/arc/arc.h (movsicc, movsfcc): Use it.
2038 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
2039 (cbranchsi4, cstoresi4): New.
2040 (cmpsi, bCC and sCC expanders): Remove.
2042 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
2043 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
2044 * config/arm/predicates.md (arm_comparison_operator): Only include
2045 floating-point operators if there is a hardware floating-point unit.
2046 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
2047 deferring to cbranch_cc and cstore_cc respectively.
2048 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
2049 cbranch_cc, cstore_cc): New.
2050 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
2052 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
2054 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
2055 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
2057 (adjust_insn_length): Adjust calls.
2058 (avr_reorg): Handle (compare (foo) (const_int 0)).
2059 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
2060 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
2061 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
2062 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
2064 (cbranchqi4, cbranchhi4, cbranchsi4): New.
2065 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
2067 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
2068 (cbranchsi4, cstorebi4, cstoresi4): New.
2069 (movbisi): This insn is duplicate, split it to zero_extend.
2070 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
2071 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
2072 (bfin_optimize_loop): Use cbranch expander.
2073 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
2074 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
2075 (bfin_bimode_comparison_operator): ... this.
2076 (bfin_direct_comparison_operator): New.
2078 * config/cris/cris.c (cris_normal_notice_update_cc): Look
2079 inside (compare FOO (const_int 0)).
2080 (cris_rtx_costs): Handle ZERO_EXTRACT.
2081 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
2082 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
2083 (*tstdi_v32): Delete.
2084 (*cmpdi_non_v32): Add M alternative for operand 1.
2085 (cmpsi, cmp<mode>): Make private.
2086 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
2088 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
2090 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
2091 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
2092 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
2093 (cc_reg_operand): New.
2095 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
2096 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
2097 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
2098 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
2099 crx_expand_scond): Delete.
2101 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
2103 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
2104 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
2106 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
2107 cstoresi4, cstoresf4, cstoredf4): New.
2108 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
2109 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2110 Receive the entire operands array.
2111 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
2112 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
2113 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2114 Get test/op0/op1 from the operands array.
2115 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
2117 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
2118 (h8300_expand_store): New.
2119 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
2121 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
2122 (h8300_expand_store): New.
2123 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
2124 or do not try to produce (set (cc0) REG).
2125 (peepholes): Wrap arguments with COMPARE. Add a peephole to
2126 change a compare into a move to a scratch register. Disable some
2127 peepholes when comparing with zero.
2128 (tstsi, tsthi, tstsi, cmpqi): Make private.
2131 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
2134 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
2135 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
2136 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
2137 (ix86_emit_i387_log1p): Use cbranchxf2.
2138 (ix86_expand_setcc): Return void.
2139 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
2140 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
2141 cmp<MODEF>, cmpcc): Remove.
2142 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
2143 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
2144 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
2145 (sCC and bCC expanders): Remove.
2146 (stack_protect_test): Use cbranchcc4.
2148 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
2150 (ia64_expand_compare): Accept three rtx by reference and return void.
2151 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
2152 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
2153 from *expr. Update *expr with the BImode comparison to do.
2154 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
2155 cmptf, bCC, sCC, conditional_trap): Delete.
2156 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
2157 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
2158 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
2159 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
2160 * config/ia64/predicates.md (ia64_cbranch_operator): New.
2162 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
2163 type of last argument.
2164 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
2165 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
2166 use machine mode argument instead of branch_type. Remove dead
2167 code for floating-point comparisons.
2168 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
2169 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
2171 (cbranchsi4, cstoresi4): New.
2172 * config/iq2000/predicates.md (reg_or_const_operand): New.
2174 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
2175 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
2176 (b<code>_op): Rewrite to...
2177 (bcc_op): ... this, using match_operator.
2178 (s<code>_op): Rewrite to...
2179 (scc_op): ... this, using match_operator.
2180 (s<code>_24_op): Rewrite to...
2181 (scc_op_24): ... this, using match_operator.
2182 (s<code>_<mode>): Rewrite to...
2183 (cstore<mode>4): ... this, using match_operator.
2184 (s<code>_<mode>_24): Rewrite to...
2185 (cstore<mode>4_24): ... this, using match_operator.
2186 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
2187 m32c_unpend_compare, m32c_expand_scc): Delete.
2188 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
2189 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
2190 (m32c_expand_movcc): Change NE to EQ if necessary.
2191 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
2193 * config/m32r/m32r-protos.h (gen_cond_store): New.
2194 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
2195 (gen_cond_store): New, from sCC patterns.
2196 (m32r_expand_block_move): Use cbranchsi4.
2197 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
2198 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
2199 (cbranchsi4, cstoresi4): New.
2201 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
2203 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
2204 (m68hc11_notice_update_cc): Look into a compare with 0.
2205 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
2207 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
2208 cmphi, cmpqi, bCC): Delete.
2209 (cbranchsi4, cbranchhi4, cbranchqi4): New.
2210 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
2211 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
2214 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
2215 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
2216 * config/m68k/constraints.md (H): New.
2217 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
2218 the define_insn below.
2219 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
2220 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
2221 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
2222 patterns): Wrap RHS with COMPARE.
2223 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
2224 (*cmpdi_internal): Name this pattern.
2225 (cmpdi): Change to define_insn.
2226 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
2227 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
2228 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
2230 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
2231 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
2232 (conditional_trap): Change to...
2233 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
2234 (*conditional_trap): Use the ordered_comparison_operator and
2235 const1_operand predicates.
2236 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
2237 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
2238 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
2239 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
2241 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
2242 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
2243 (mcore_gen_compare): New.
2244 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
2245 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
2246 (mcore_gen_compare): ... this.
2247 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
2248 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
2249 (stack probe pattern): Use cbranchsi4.
2251 * config/mips/predicates.md (mips_cstore_operator): New.
2252 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
2253 * config/mips/mips.md (any_cond): Delete.
2254 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
2256 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
2257 fixuns_truncsfdi2): Use cbranch patterns.
2258 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
2259 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
2260 Adjust call to mips_expand_conditional_branch.
2261 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
2263 * config/mips/mips-protos.h (mips_expand_conditional_branch,
2264 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
2265 * config/mips/mips.c (cmp_operands): Delete.
2266 (mips_emit_compare): Get comparison operands from *op0/*op1.
2267 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
2268 that it succeeds. Use op0/op1 instead of cmp_operands.
2269 (mips_expand_conditional_branch, mips_expand_conditional_move,
2270 mips_expand_conditional_trap): Likewise.
2271 (mips_block_move_loop): Use cbranch patterns.
2272 * config/mips/mips.h (cmp_operands): Delete.
2274 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
2275 (mmix_gen_compare_reg): Just return a register in the right CC mode.
2276 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
2277 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
2278 (*cmpcc_folded): Rename to...
2279 (*cmpdi_folded): this.
2280 (*cmpcc): Rename to...
2282 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
2285 (cbranchdf4): New. Handle invalid comparisons here.
2286 * config/mmix/predicates.md (float_comparison_operator): New.
2288 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
2289 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
2290 * config/mn10300/mn10300.md (tst): Delete.
2291 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
2292 Name these patterns and wrap RHS in a compare.
2293 (*cmpsi): Make this pattern private. Include tst.
2294 (*cmpsf): Make this pattern private.
2295 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
2296 (compare with zero peepholes): Likewise.
2298 (cbranchsi4, cbranchsf4): New.
2299 (casesi): Use cbranchsi4.
2301 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
2302 hppa_branch_type): Delete.
2303 (return_addr_rtx): Use cbranchsi4.
2304 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
2305 Emit CCFPmode comparison here.
2306 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
2307 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
2308 hppa_branch_type): Delete.
2309 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
2310 (movsicc, movdicc): Remove references to hppa_compare_op0,
2311 hppa_compare_op1 and compare_from_rtx.
2312 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
2313 (casesi): Use cbranchsi4.
2315 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
2316 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
2317 * config/pdp11/pdp11.md (register_or_const0_operand): New.
2318 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
2319 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
2321 (cbranchdf4, cbranchhi4, cbranchqi4): New.
2322 (*branch, *branch_inverted): New.
2324 * config/picochip/picochip.md (cbranchhi4): Use
2325 ordered_comparison_operator.
2326 (cmphi, bCC): Remove.
2328 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
2329 (trap_comparison_operator): Delete.
2330 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
2331 rs6000_emit_cbranch): Accept mode and operands.
2332 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
2333 rs6000_compare_fp_p): Delete.
2334 (rs6000_generate_compare): Accept mode and comparison. Extract code
2335 and op0/op1 from there. Replace references to rs6000_compare_op0
2336 and rs6000_compare_op1.
2337 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
2338 extract result from passed operands.
2339 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
2340 extract loc from passed operands.
2341 (rs6000_emit_cmove): Likewise.
2342 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
2343 rs6000_compare_fp_p): Delete.
2344 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
2345 (cbranch<GPR>4, cbranch<FP>4): New.
2346 (cstore<mode>4): New. Consolidate here all choices about when to use
2347 portable or specialized sCC sequences.
2348 (stack_protect_test): Use cbranchsi4.
2349 (conditional_trap): Replace with ctrap<GPR>4.
2350 (conditional trap insn): Replace trap_comparison_operator with
2351 ordered_comparison_operator.
2353 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
2354 (s390_emit_prologue): Use ctrap.
2355 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
2356 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
2357 New predicates replacing...
2358 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
2359 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
2360 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
2361 (add<mode>cc): Do not use s390_compare_op0/op1.
2362 (s<code>): Change to...
2363 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
2365 (cstorecc4): ... this. Handle EQ or NE equally.
2366 (*sne): Un-privatize for use in cstorecc4.
2367 (b<code>): Change to...
2368 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
2369 (conditional_trap): Replace with...
2370 (ctrap<GPR>4, ctrap<FP>4): ... these.
2371 (stack_protect): Use cbranchcc4.
2373 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
2374 * config/score/score-protos.h (score_gen_cmp): Delete.
2375 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
2376 (score_block_move-loop): Use cbranchsi4.
2377 * config/score/score.md (cbranchsi4): New.
2378 (cmpsi, bCC): Delete.
2379 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
2380 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2381 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
2382 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2383 * config/score/score3.h (score3_gen_cmp): Delete.
2384 * config/score/score7.h (score7_gen_cmp): Delete.
2386 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
2387 (sh_emit_scc_to_t): ... this. Return void.
2388 (from_compare): Rename to...
2389 (sh_emit_compare_and_branch): ... this.
2390 (sh_emit_compare_and_set): New.
2391 (sh_expand_t_scc): Accept operands.
2392 * config/sh/predicates.md (sh_float_comparison_operator): New.
2393 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
2394 (prepare_scc_operands): Rename to...
2395 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
2397 (sh_emit_cheap_store_flag): New.
2398 (sh_emit_set_t_insn): New.
2399 (from_compare): Rename to...
2400 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
2401 handling of TARGET_SH2E floating point to avoid recursive call.
2402 Generate branch here.
2403 (sh_emit_compare_and_set): New.
2404 (sh_expand_t_scc): Get op0/op1 from arguments.
2405 (sh_emit_cheap_store_flag): New.
2406 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
2408 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
2409 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
2410 (movsicc, movdicc): Do nothing when it recreated operands from
2411 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
2412 prepare_scc_operands (now sh_emit_scc_to_t).
2413 (udivdi3): Use cstoresi4.
2414 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
2415 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
2416 (cbranchint4_media, cbranchfp4_media): New.
2417 (casesi): Use cbranchdi4.
2418 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
2420 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
2421 (movnegt): Remove second operand.
2422 (cbranchsf4, cbranchdf4): New.
2423 (stack_protect): Use cbranchdi4/cbranchsi4.
2425 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
2426 (gen_compare_reg): Accept comparison, extract part of it to...
2427 (gen_compare_reg_1): ... this.
2428 (gen_compare_operator): Delete.
2429 (gen_v9_scc): Accept separate destination, comparison code and arms.
2430 Do not use sparc_compare_op0/sparc_compare_op1.
2431 (emit_scc_insn, emit_conditional_branch_insn): New.
2432 (emit_v9_brxx): Make static. Remove useless assertion.
2433 (sparc_emit_float_lib_cmp): Return RTL instead of calling
2435 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
2436 * config/sparc/sparc-protos.h (gen_compare_reg,
2437 sparc_emit_float_lib_cmp): Adjust prototype.
2438 (emit_scc_insn, emit_conditional_branch_insn): New.
2439 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
2440 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
2441 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
2442 iterators to the top.
2443 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
2444 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
2445 snedi_special_trunc): Delete.
2446 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
2447 and snedi_special_trunc.
2448 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
2449 cbranchdi4, cbranch<F:mode>4): New.
2450 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
2451 here. Use gen_compare_reg instead of gen_compare_operator.
2452 (conditional_trap): Replace with...
2453 (ctrapsi4, ctrapdi4): ... this.
2454 (stack_protect_test): Use cbranchcc4.
2456 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
2458 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
2459 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
2460 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
2461 from operands[0] or operands[3] depending on is_set.
2462 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
2463 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
2464 cmpdf, bCC), sCC: Remove.
2465 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
2466 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
2468 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
2469 spu_emit_branch_or_set.
2471 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
2473 * config/stormy16/stormy16.h (xstormy16_compare_op0,
2474 xstormy16_compare_op1): Delete.
2475 * config/stormy16/stormy16.c (xstormy16_compare_op0,
2476 xstormy16_compare_op1): Delete.
2477 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
2479 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
2480 (cmphi, cmpsi, bCC): Remove.
2482 * config/v850/v850.md (tstsi, cmpsi): Fold into...
2483 (*cmpsi): ... this one.
2484 (cbranchsi4, cstoresi4): New.
2485 (bCC expanders): Delete.
2486 (sCC insns): Fold into...
2487 (*setcc): ... this one.
2488 (casesi): Do not use gen_cmpsi and gen_bgtu.
2489 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
2490 (movsicc): Simplify.
2491 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
2493 * config/vax/vax-protos.h (cond_name): New.
2494 (vax_output_conditional_branch): Remove.
2495 * config/vax/vax.c (cond_name): New.
2496 (vax_output_conditional_branch): Remove.
2497 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
2498 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
2499 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
2500 (bit<VAXint>): Wrap source with (compare).
2501 (b<code> and following unnamed pattern): Rename to *branch and
2502 *branch_reversed. Change macroization to match_operator.
2503 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
2505 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
2506 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
2507 Change last argument to machine_mode.
2508 (xtensa_expand_scc): Add machine_mode argument.
2509 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
2510 (gen_conditional_move, xtensa_expand_conditional_branch,
2511 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
2512 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
2513 Adjust operand numbers.
2514 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
2516 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
2517 (cmpsi, cmpsf, b<code>, s<code>): Delete.
2518 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
2520 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2522 * optabs.c (prepare_cmp_insn): Temporarily disable test that
2523 causes spurious differences between trunk and cond-optab branch.
2525 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2528 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
2530 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2532 * tree.c (iterative_hash_pointer): Delete.
2533 (iterative_hash_expr): Short-circuit handling of NULL pointer.
2534 Hash UIDs and versions of SSA names. Don't special-case built-in
2535 function declarations.
2537 2009-05-11 Ian Lance Taylor <iant@google.com>
2540 * graphite.c: Force -Wc++-compat to only be a warning before
2541 #including "cloog/cloog.h".
2543 2009-05-11 Martin Jambor <mjambor@suse.cz>
2545 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
2547 2009-05-11 Jan Hubicka <jh@suse.cz>
2549 * tree-ssa-loop-ivcanon.c: Include target.h
2550 (struct loop_size): new structure.
2551 (constant_after_peeling): New predicate.
2552 (tree_estimate_loop_size): New function.
2553 (estimated_unrolled_size): Rewrite for new estimates.
2554 (try_unroll_loop_completely): Use new estimates.
2555 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
2557 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2559 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
2560 libcpp interface change.
2561 (spu_macro_to_expand): Likewise.
2563 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
2565 PR tree-optimization/40026
2566 * gimplify.c (gimplify_init_constructor): Change initial conditional
2567 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
2568 optimize_compound_literals_in_ctor.
2570 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
2572 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
2574 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
2576 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
2578 * tree-vect-data-refs.c (vect_analyze_group_access): Use
2579 HOST_WIDE_INT for gap.
2581 2009-05-11 Ira Rosen <irar@il.ibm.com>
2583 PR tree-optimization/40074
2584 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
2585 account in group size and step comparison.
2587 2009-05-11 Richard Guenther <rguenther@suse.de>
2589 * passes.c (init_optimization_passes): Strip now incorrect comment.
2590 (execute_function_todo): Do not set PROP_alias.
2591 * tree-pass.h (PROP_alias): Remove.
2592 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
2593 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
2594 * tree-nrv.c (pass_return_slot): Likewise.
2595 * tree-object-size.c (pass_object_sizes): Likewise.
2596 * tree-ssa-dom.c (pass_dominator): Likewise.
2597 (pass_phi_only_cprop): Likewise.
2598 * tree-ssa-dse.c (pass_dse): Likewise.
2599 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
2600 (pass_cselim): Likewise.
2601 * tree-ssa-pre.c (pass_pre): Likewise.
2602 (pass_fre): Likewise.
2603 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
2604 * tree-ssa-sink.c (pass_sink_code): Likewise.
2605 * tree-stdarg.c (pass_stdarg): Likewise.
2606 * tree-tailcall.c (pass_tail_calls): Likewise.
2607 * tree-vrp.c (pass_vrp): Likewise.
2609 2009-05-10 Ian Lance Taylor <iant@google.com>
2611 * basic-block.h (enum profile_status): Break out of struct
2613 * cgraph.h (struct inline_summary): Break out of struct
2615 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
2616 of struct cgraph_order_sort.
2617 * combine.c (enum undo_kind): New enum, broken out of struct undo.
2618 * cse.c (struct branch_path): Break out of struct
2619 cse_basic_block_data.
2620 * except.h (enum eh_region_type): Break out of struct eh_region.
2621 * gcc.c (enum add_del): Break out of struct modify_target.
2622 * genrecog.c (enum decision_type): Break out of struct decision_test.
2623 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
2625 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
2626 * regmove.c (enum match_use): New enum, broken out of struct match.
2627 * sched-int.h (enum post_call_group): New enum, broken out of
2629 (struct deps_reg): Break out of struct deps.
2630 * target.h (struct asm_int_op): Break out of struct gcc_target.
2631 * tree-eh.c (struct goto_queue_node): Break out of struct
2633 * tree-inline.h (enum copy_body_cge_which): Break out of
2635 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
2637 * c-decl.c (in_struct, struct_types): New static variables.
2638 (pushtag): Add loc parameter. Change all callers.
2639 (lookup_tag): Add ploc parameter. Change all callers.
2640 (check_compound_literal_type): New function.
2641 (parser_xref_tag): Add loc parameter. Change all callers. If
2642 -Wc++-compat, warn about struct/union/enum types defined within a
2644 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
2645 and loc parameters. Change all callers. Change error calls to
2646 error_at, using loc. For a redefinition, if the location of the
2647 original definition is known, report it. Set in_struct and
2648 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
2649 (finish_struct): Add new parameters enclosing_in_struct and
2650 enclosing_struct_types. Change all callers. Set
2651 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
2652 in the struct. If in a struct, add this struct to struct_types.
2653 (start_enum): Add loc parameter. Change all callers. Use
2654 error_at for errors, using loc. For a redefinition, if the
2655 location of the original definition is known, report it. If in a
2656 struct, add this enum type to struct_types. If -Wc++-compat warn
2657 if in sizeof, typeof, or alignof.
2658 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
2659 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
2660 (c_parser_enum_specifier): Get enum location for start_enum.
2661 (c_parser_struct_or_union_specifier): Get struct location for
2662 start_struct. Save in_struct and struct_types status between
2663 start_struct and finish_struct.
2664 (c_parser_cast_expression): Get location of cast.
2665 (c_parser_alignof_expression): Get location of type.
2666 (c_parser_postfix_expression): Likewise.
2667 (c_parser_postfix_expression_after_paren_type): Add type_loc
2668 parameter. Change all callers. Call check_compound_literal_type.
2669 Use type_loc for error about variable size type.
2670 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
2671 of an enum constant from an enum type defined in a struct or union.
2672 (c_cast_expr): Add loc parameter. Change all callers. If
2673 -Wc++-compat, warn about defining a type in a cast.
2674 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
2675 (start_enum, start_struct, finish_struct): Update declarations.
2676 (parser_xref_tag, c_cast_expr): Update declarations.
2677 (check_compound_literal_type): Declare.
2679 2009-05-11 Ben Elliston <bje@au.ibm.com>
2681 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
2682 for recent libcpp interface change.
2683 (rs6000_macro_to_expand): Likewise.
2685 2009-05-10 Michael Matz <matz@suse.de>
2688 * config/arm/arm.c (require_pic_register): Emit on entry edge,
2689 not at entry of function.
2691 2009-05-10 Richard Guenther <rguenther@suse.de>
2693 PR tree-optimization/40081
2695 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2696 using the main variant of the element type. Do not fiddle with
2697 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2699 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
2700 structs with volatile fields.
2702 2009-05-10 Jan Hubicka <jh@suse.cz>
2704 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
2705 (estimate_move_cost): Assert that it does not get called for
2707 (estimate_num_insns): Skip VOID types in argument handling.
2708 (optimize_inline_calls): Delete unreachable blocks and verify that
2711 2009-05-10 Jan Hubicka <jh@suse.cz>
2713 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
2714 * cgraph.c (cgraph_mark_address_taken_node): New function.
2715 (dump_cgraph_node): Dump new flag.
2716 * cgraph.h (struct cgraph_node): Add address_taken.
2717 (cgraph_mark_address_taken_node): New function.
2718 * ipa.c (cgraph_postorder): Prioritize functions with address taken
2719 since new direct calls can be born.
2721 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2723 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
2726 2009-05-10 Jan Hubicka <jh@suse.cz>
2729 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
2731 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
2732 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
2733 * tree-inline.c (copy_bb): Set frequency correctly.
2734 (fold_marked_statements): Update call to
2735 cgraph_update_edges_for_call_stmt.
2737 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2739 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
2740 identifiers in diagnostics.
2741 * config/arm/arm.c (arm_handle_fndecl_attribute,
2742 arm_handle_isr_attribute): Likewise.
2743 * config/avr/avr.c (avr_handle_progmem_attribute,
2744 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
2745 * config/bfin/bfin.c (handle_int_attribute,
2746 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
2747 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
2748 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
2750 * config/darwin.c (darwin_handle_kext_attribute,
2751 darwin_handle_weak_import_attribute): Likewise.
2752 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
2753 h8300_handle_eightbit_data_attribute,
2754 h8300_handle_tiny_data_attribute): Likewise.
2755 * config/i386/i386.c (ix86_handle_cconv_attribute,
2756 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
2757 * config/i386/winnt.c (ix86_handle_shared_attribute,
2758 ix86_handle_selectany_attribute): Likewise.
2759 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2760 * config/m32c/m32c.c (function_vector_handler): Likewise.
2761 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
2762 m68hc11_handle_fntype_attribute): Likewise.
2763 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2764 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2765 * config/mips/mips.c (mips_insert_attributes,
2766 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
2767 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
2768 rs6000_handle_struct_attribute): Likewise.
2769 * config/sh/sh.c (sh_insert_attributes,
2770 sh_handle_resbank_handler_attribute,
2771 sh_handle_interrupt_handler_attribute,
2772 sh2a_handle_function_vector_handler_attribute,
2773 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2775 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
2776 * config/spu/spu.c (spu_handle_fndecl_attribute,
2777 spu_handle_vector_attribute): Likewise.
2778 * config/stormy16/stormy16.c
2779 (xstormy16_handle_interrupt_attribute): Likewise.
2780 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
2781 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2783 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2785 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
2786 (pp_translate_identifiers): New.
2787 (pp_identifier): Only conditionally translate identifier to locale
2789 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
2790 (pp_base_tree_identifier): Only conditionally translate identifier
2791 to locale character set.
2792 * c-pretty-print.c (M_): Define.
2793 (pp_c_type_specifier, pp_c_primary_expression): Mark English
2794 fragments for conditional translation with M_.
2795 * tree-pretty-print.c (maybe_init_pretty_print): Disable
2796 identifier translation.
2798 2009-05-10 Richard Guenther <rguenther@suse.de>
2800 PR tree-optimization/40081
2801 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2802 using the main variant of the element type. Do not fiddle with
2803 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2805 2009-05-09 Jan Hubicka <jh@suse.cz>
2808 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
2809 indirect calls; verify cgraph afterwards.
2811 2009-05-09 Jan Hubicka <jh@suse.cz>
2814 * ipa.c (update_inlined_to_pointer): New function.
2815 (cgraph_remove_unreachable_nodes): Use it.
2817 2009-05-09 Jan Hubicka <jh@suse.cz>
2819 * tree-eh.c (struct leh_state): Remove prev_try.
2820 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
2822 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
2823 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
2824 remove_eh_handler_and_replace, foreach_reachable_handler,
2825 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
2826 * except.h (struct eh_region): Remove eh_region_u_cleanup.
2827 (gen_eh_region_cleanup): Update prototype.
2829 2009-05-09 Jan Hubicka <jh@suse.cz>
2832 * except.c (copy_eh_region): Always set prev_try.
2833 (redirect_eh_edge_to_label): Find outer try.
2834 (foreach_reachable_handler): When looking for prev try
2835 handle case where previous try is not going to be taken.
2837 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2839 PR tree-optimization/40049
2840 * tree-vect-stmts.c (vectorizable_operation): If the machine has
2841 only vector/vector shifts, convert the type of the constant to the
2842 appropriate type to avoid building incorrect trees, which
2843 eventually have problems with garbage collection.
2845 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2847 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
2848 -1 for complex floating-point types if honoring signed zeros.
2850 2009-05-08 Jan Hubicka <jh@suse.cz>
2852 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
2853 argument; handle correctly when profile is absent.
2854 (build_cgraph_edges): Update.
2855 (rebuild_cgraph_edges): Update.
2856 * cgraph.c: Do not include varray.h.
2857 (cgraph_set_call_stmt_including_clones): New function.
2858 (cgraph_create_edge_including_clones): Likewise
2859 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
2860 (cgraph_update_edges_for_call_stmt): Handle clones.
2861 (cgraph_remove_node): Handle clone tree.
2862 (cgraph_remove_node_and_inline_clones): New function.
2863 (dump_cgraph_node): Dump clone tree.
2864 (cgraph_clone_node): Handle clone tree.
2865 (clone_function_name): Bring here from tree-inline.c.
2866 (cgraph_create_virtual_clone): New function.
2867 * cgraph.h (ipa_replace_map): Move here from ipa.h.
2868 (cgraph_clone_info): New function.
2869 (strut cgraph_node): Add clone_info and new clone tree pointers.
2870 (cgraph_remove_node_and_inline_clones,
2871 cgraph_set_call_stmt_including_clones,
2872 cgraph_create_edge_including_clones,
2873 cgraph_create_virtual_clone): Declare.
2874 (cgraph_function_versioning): Use VEC argument.
2875 (compute_call_stmt_bb_frequency): Update prototype.
2876 (cgraph_materialize_all_clones): New function.
2877 * ipa-cp.c (ipcp_update_cloned_node): Remove.
2878 (ipcp_create_replace_map): Update to VECtors.
2879 (ipcp_update_callgraph): Use virtual clones.
2880 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
2881 (ipcp_update_profiling): Do not update local profiling.
2882 (ipcp_insert_stage): Use VECtors and virtual clones.
2883 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
2884 (clone_of_p): New function.
2885 (cgraph_preserve_function_body_p): Use clone tree.
2886 (cgraph_optimize): Materialize clones.
2887 (cgraph_function_versioning): Update for VECtors.
2888 (save_inline_function_body): Use clone tree.
2889 (cgraph_materialize_clone): New function.
2890 (cgraph_materialize_all_clones): Likewise.
2891 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
2892 * ipa.c: Include gimple.h.
2893 (cgraph_remove_unreachable_nodes): Use clone tree.
2894 * ipa-prop.c (ipa_note_param_call): Update call to
2895 compute_call_stmt_bb_frequencycall.
2896 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
2897 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
2898 (copy_bb): Handle updating of clone tree; add new edge when new call
2900 (expand_call_inline): Be strict about every call having edge.
2901 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
2902 (delete_unreachable_blocks_update_callgraph): New function.
2903 (tree_function_versioning): Use VECtors; always remove unreachable
2904 blocks and fold conditionals.
2905 * tree-inline.h: Do not include varray.h.
2906 (tree_function_versioning): Remove.
2907 * Makefile.in (GTFILES): Remove tree-inline.c
2908 * passes.c (do_per_function): Do only functions having body.
2909 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
2912 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
2913 Andrew Morrow <acm@google.com>
2916 * c-common.c (c_common_attribute_table): Permit deprecated
2917 attribute to take an optional argument.
2918 (handle_deprecated_attribute): If the optional argument to
2919 __attribute__((deprecated)) is not a string ignore the attribute
2922 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
2923 * c-typeck.c (build_component_ref): Likewise.
2924 (build_external_ref): Likewise.
2926 * toplev.c (warn_deprecated_use): Add an attribute argument.
2927 Emit the message associated with __attribute__((deprecated)).
2929 * toplev.h (warn_deprecated_use): Updated.
2931 * doc/extend.texi: Document new optional parameter to
2932 __attribute__((deprecated))
2934 2009-05-08 Michael Eager <eager@eagercon.com>
2936 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
2937 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
2939 2009-05-08 Richard Guenther <rguenther@suse.de>
2941 PR tree-optimization/40062
2942 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
2943 Avoid exponential behavior.
2945 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2947 PR rtl-optimization/33928
2949 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
2950 process_uses, build_single_def_use_links): New.
2951 (update_df): Update use_def_ref.
2952 (forward_propagate_into): Use get_def_for_use instead of use-def
2954 (fwprop_init): Call build_single_def_use_links and let it initialize
2956 (fwprop_done): Free use_def_ref.
2957 (fwprop_addr): Eliminate duplicate call to df_set_flags.
2958 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
2959 df_rd_simulate_one_insn): New.
2960 (df_rd_bb_local_compute_process_def): Update head comment.
2961 (df_chain_create_bb): Use the new RD simulation functions.
2962 * df.h (df_rd_simulate_artificial_defs_at_top,
2963 df_rd_simulate_one_insn): New.
2964 * opts.c (decode_options): Enable fwprop at -O1.
2965 * doc/invoke.texi (-fforward-propagate): Document this.
2967 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2970 * c-typeck.c (build_binary_op): Handle arithmetic between one real
2971 and one complex operand specially.
2972 * tree-complex.c (some_nonzerop): Do not identify a real value as
2973 zero if flag_signed_zeros.
2975 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2977 PR rtl-optimization/33928
2978 * loop-invariant.c (record_use): Fix && vs. || mishap.
2980 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2982 PR rtl-optimization/33928
2983 * loop-invariant.c (struct use): Add addr_use_p.
2984 (struct def): Add n_addr_uses.
2985 (struct invariant): Add cheap_address.
2986 (create_new_invariant): Set cheap_address.
2987 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
2988 (record_uses): Pass df_ref to record_use.
2989 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
2992 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2994 * config/sh/sh.c: Do not include c-pragma.h.
2996 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2998 * config/spu/spu.c: Remove include of c-common.h.
3000 2009-05-07 Janis Johnson <janis187@us.ibm.com>
3003 * c-common.h (mark_valid_location_for_stdc_pragma,
3004 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
3005 clear_float_const_decimal64, float_const_decimal64_p): New.
3006 * c.opt (Wunsuffixed-float-constants): New.
3007 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
3008 unsuffixed float constant, handle new warning.
3009 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
3010 * c-decl.c (c_scope): New flag float_const_decimal64.
3011 (set_float_const_decimal64, clear_float_const_decimal64,
3012 float_const_decimal64_p): New.
3013 (push_scope): Set new flag.
3014 * c-parser.c (c_parser_translation_unit): Mark when it's valid
3015 to use STDC pragmas.
3016 (c_parser_external_declaration): Ditto.
3017 (c_parser_compound_statement_nostart): Ditto.
3018 * c-pragma.c (valid_location_for_stdc_pragma,
3019 mark_valid_location_for_stdc_pragma,
3020 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
3021 handle_pragma_float_const_decimal64): New.
3022 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
3023 * cp/semantics.c (valid_location_for_stdc_pragma_p,
3024 set_float_const_decimal64, clear_float_const_decimal64,
3025 float_const_decimal64_p): New dummy functions.
3026 * doc/extend.texi (Decimal Float): Remove statement that the
3027 pragma, and suffix for double constants, are not supported.
3028 * doc/invoke.texi (Warning Options): List new option.
3029 (-Wunsuffixed-float-constants): New.
3031 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
3033 * config/i386/i386.c: Do not include c-common.h.
3035 2009-05-07 Mark Heffernan <meheff@google.com>
3037 * doc/invoke.texi (Debugging Options): Document change of debugging
3039 * opts.c (decode_options): Make dump_base_name relative to
3040 aux_base_name directory.
3042 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
3044 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
3045 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
3047 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
3049 * Makefile.in (install-plugin): Simplify a bit.
3051 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
3053 * Makefile.in (OBJS-common): Add regcprop.o.
3055 * timevar.def (TV_CPROP_REGISTERS): New.
3056 * regrename.c (regrename_optimize): Return 0.
3057 (rest_of_handle_regrename): Delete.
3058 (pass_rename_registers): Point to regrename_optimize.
3059 (struct value_data_entry, struct value_data,
3060 kill_value_one_regno, kill_value_regno, kill_value,
3061 set_value_regno, init_value_data, kill_clobbered_value,
3062 kill_set_value, kill_autoinc_value, copy_value,
3063 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
3064 replace_oldest_value_reg, replace_oldest_value_addr,
3065 replace_oldest_value_mem, copyprop_hardreg_forward_1,
3066 debug_value_data, validate_value_data): Move...
3067 * regcprop.c: ... here.
3068 (rest_of_handle_cprop): Delete.
3069 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
3071 2009-05-07 Jakub Jelinek <jakub@redhat.com>
3074 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
3075 GEN_INT for 1 << bitnum.
3076 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
3079 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
3081 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
3082 Remove wrong description of "nand" operation.
3084 2009-05-06 Richard Guenther <rguenther@suse.de>
3085 Adam Nemet <anemet@caviumnetworks.com>
3087 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
3088 comment. Add that if LHS is not a gimple register, then RHS1 has
3089 to be a single object (GIMPLE_SINGLE_RHS).
3091 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
3093 * expr.c (get_def_for_expr): Move it up in the file.
3094 (store_field): When expanding a bit-field store, look at the
3095 defining gimple stmt for the masking conversion.
3097 2009-05-06 Janis Johnson <janis187@us.ibm.com>
3100 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
3101 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
3102 32-bit memcpy into long.
3104 2009-05-06 Jakub Jelinek <jakub@redhat.com>
3106 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
3107 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
3109 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
3110 instead of appending DW_OP_deref*.
3112 2009-05-06 Michael Matz <matz@suse.de>
3115 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
3116 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
3118 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
3120 * Makefile.in (install-plugin): Fix srcdir handling.
3122 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
3124 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
3125 when processing for not_regs_needed bitmap.
3126 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
3127 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
3128 handling it for rhs.
3130 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3132 * config/i386/i386.md (unnamed inc/dec peephole): Use
3133 optimize_insn_for_size_p instead of optimize_size.
3134 * config/i386/predicates.md (incdec_operand): Likewise.
3135 (aligned_operand): Likewise.
3136 * config/i386/sse.md (divv8sf3): Likewise.
3137 (sqrtv8sf2): Likewise.
3139 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3141 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
3143 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
3145 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3147 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
3148 ssemodesuffixf2c with avxmodesuffixf2c.
3150 2009-05-06 Joseph Myers <joseph@codesourcery.com>
3153 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
3155 2009-05-05 Jakub Jelinek <jakub@redhat.com>
3157 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
3158 (struct tree_base): Adjust spacing for 8 bit boundaries.
3159 (struct tree_decl_common): Add decl_by_reference_flag bit.
3160 (DECL_BY_REFERENCE): Adjust.
3161 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
3162 print DECL_BY_REFERENCE bit.
3163 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
3164 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
3165 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
3166 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
3170 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
3171 range of the type, but default label is missing, add it with one
3172 of the existing labels instead of adding a new label for it.
3174 2009-05-05 Joseph Myers <joseph@codesourcery.com>
3178 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
3180 * Makefile.in (enable_plugin, plugin_includedir): New.
3181 (install): Depend on install-plugin.
3182 (PLUGIN_HEADERS): New.
3183 (install-plugin): New.
3184 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
3186 2009-05-05 Richard Guenther <rguenther@suse.de>
3188 PR tree-optimization/40022
3189 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
3191 (phivn_valid_p): Fix tuplification error, simplify.
3192 (phiprop_insert_phi): Add dumps.
3193 (propagate_with_phi): Simplify.
3195 2009-05-05 Richard Guenther <rguenther@suse.de>
3198 * builtins.c (gimplify_va_arg_expr): Properly build the address.
3200 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
3202 * tree.h (strip_float_extensions): Remove duplicate declaration.
3203 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
3204 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
3205 block_ultimate_origin): Rearrange the declarations line to match the
3206 comment that indicates the .c file which the functions are defined.
3207 (dwarf2out_*, set_decl_rtl): Add comment.
3208 (get_base_address): Adjust comment.
3209 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
3210 declarations line and add comment.
3211 (is_builtin_name): Add blank after function name, for clarity.
3213 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3215 * attribs.c (decl_attributes): Use %qE for identifiers in
3217 * cgraphunit.c (verify_cgraph_node): Translate function names to
3218 locale character set in diagnostics.
3219 * coverage.c (get_coverage_counts): Use %qE for identifiers in
3221 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
3222 Document that functions are named in UTF-8.
3223 * expr.c (expand_expr_real_1): Translate function names to locale
3224 character set in diagnostics.
3225 * gimplify.c (omp_notice_variable, omp_is_private,
3226 gimplify_scan_omp_clauses): Use %qE for identifiers in
3228 * langhooks.c (lhd_print_error_function): Translate function names
3229 to locale character set.
3230 * langhooks.h (decl_printable_name): Document that return value is
3231 in internal character set.
3232 * stmt.c: Include pretty-print.h
3233 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
3235 (resolve_operand_name_1): Translate named operand name to locale
3237 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
3239 * toplev.c (announce_function): Translate function names to locale
3241 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
3242 (default_tree_printer): Use pp_identifier or translate identifiers
3243 to locale character set. Mark "<anonymous>" for translation.
3244 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
3245 for identifiers in diagnostics.
3246 * tree.c (handle_dll_attribute): Use %qE for identifiers in
3248 * varasm.c (output_constructor): Use %qE for identifiers in
3251 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
3253 * configure.ac: use ` ` instead of $()
3254 * configure: Regenerate.
3256 2009-05-05 Ben Elliston <bje@au.ibm.com>
3258 * config/pa/linux-atomic.c: Eliminate conditional include of
3259 errno.h on non-LP64 systems to simplify build requirements.
3261 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3263 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
3265 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
3266 and pass value to identifier_to_locale.
3267 (warn_variable_length_array): Make name a tree.
3268 (grokdeclarator): Separate diagnostic texts for named and unnamed
3269 declarators. Use %qE for named declarators.
3270 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
3272 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
3273 identifiers in diagnostics.
3274 * c-typeck.c (push_member_name, start_init): Pass identifiers to
3275 identifier_to_locale. Mark "anonymous" strings for translation.
3277 2009-05-04 Michael Eager <eager@eagercon.com>
3279 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
3280 address for DImode/DFmode only if double-precision FP regs.
3282 2009-05-04 Michael Eager <eager@eagercon.com>
3284 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
3285 TARGET_SINGLE_FLOAT check.
3287 2009-05-04 Michael Eager <eager@eagercon.com>
3289 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
3291 2009-05-04 Michael Eager <eager@eagercon.com>
3293 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
3294 * config/rs6000/t-xilinx: New
3296 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
3298 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
3299 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
3300 * gcc/explow.c (memory_address): Use target hook.
3301 * gcc/targhooks.c (default_legitimize_address): New.
3302 * gcc/targhooks.h (default_legitimize_address): New.
3303 * gcc/target.h (legitimize_address): New.
3304 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
3305 (TARGET_INITIALIZER): Include it.
3306 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
3308 * config/bfin/bfin-protos.h (legitimize_address): Remove.
3309 * config/bfin/bfin.c (legitimize_address): Remove.
3310 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
3311 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
3313 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
3314 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
3316 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
3317 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
3318 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
3319 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
3320 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
3321 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
3322 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
3323 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
3324 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
3325 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
3326 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
3327 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
3328 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
3329 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
3330 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
3331 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
3332 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
3333 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
3334 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
3335 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
3336 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
3337 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
3338 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
3340 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
3341 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
3342 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
3343 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
3344 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
3345 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
3346 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
3347 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
3348 (thumb_legitimize_address): Delete.
3349 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
3350 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
3351 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
3352 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
3353 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
3354 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
3356 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
3359 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
3360 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
3361 * config/m32r/m32r.c (m32r_legitimize_address): New.
3362 * config/m68k/m68k.c (m68k_legitimize_address): New.
3363 * config/score/score.c (score_legitimize_address): Standardize.
3364 * config/score/score3.c (score3_legitimize_address): Standardize.
3365 * config/score/score3.h (score3_legitimize_address): Adjust.
3366 * config/score/score7.c (score7_legitimize_address): Standardize.
3367 * config/score/score7.h (score7_legitimize_address): Adjust.
3368 * config/sh/sh.c (sh_legitimize_address): New.
3369 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
3371 * gcc/config/s390/s390.c (legitimize_address): Rename to...
3372 (s390_legitimize_address): ... this.
3373 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
3374 (sparc_legitimize_address): ... this.
3375 * gcc/config/i386/i386.c (legitimize_address): Rename to...
3376 (ix86_legitimize_address): ... this.
3377 * gcc/config/avr/avr.c (legitimize_address): Rename to...
3378 (avr_legitimize_address): ... this.
3379 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
3380 (mn10300_legitimize_address): ... this.
3381 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
3382 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
3383 (alpha_expand_mov): Adjust call.
3385 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
3386 * config/spu/spu.c (spu_legitimize_address): Likewise.
3387 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
3388 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
3390 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3392 * intl.c (locale_encoding, locale_utf8): New.
3393 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
3394 * intl.h (locale_encoding, locale_utf8): Declare.
3395 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
3396 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
3398 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
3400 (pp_tree_identifier): Define to call pp_base_tree_identifier.
3401 (pp_base_tree_identifier): Declare as function.
3402 (identifier_to_locale): Declare.
3403 * Makefile.in (pretty-print.o): Update dependencies.
3404 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
3406 2009-05-04 Richard Guenther <rguenther@suse.de>
3409 * builtins.c (fold_builtin_memory_op): Do not decay to element
3410 type if the size matches the whole array.
3412 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3414 * expmed.c (synth_mult): When trying out a shift, pass the result
3417 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3419 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
3420 (shiftsub1_cost): New.
3421 (init_expmed): Compute shiftsub1_cost.
3422 (synth_mult): Optimize multiplications by constants of the form
3423 -(2^^m-1) for some constant positive integer m.
3425 2009-05-03 Richard Guenther <rguenther@suse.de>
3428 * c-typeck.c (array_to_pointer_conversion): Do not built
3429 ADDR_EXPRs of arrays of pointer-to-element type.
3430 * c-gimplify.c (c_gimplify_expr): Revert change fixing
3431 up wrong ADDR_EXPRs after-the-fact.
3432 * c-common.c (strict_aliasing_warning): Strip pointer
3433 conversions for obtaining the original type.
3434 * builtins.c (fold_builtin_memset): Handle array types.
3435 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
3438 2009-05-03 Richard Guenther <rguenther@suse.de>
3441 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
3442 Do not lose casts from array types with unknown extent to array
3443 types with known extent.
3444 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
3445 alias set compatibility.
3447 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
3449 * flags.h (extra_warnings): Delete.
3450 * toplev.c (process_options): Handle Wuninitialized here.
3451 * opts.c (extra_warnings): Delete.
3452 (set_Wextra): Delete.
3453 (common_handle_option): -Wextra can be handled automatically.
3454 * c-opts.c (c_common_handle_option): Delete obsolete code.
3455 (c_common_post_options): Simplify comment.
3456 * common.opt (W): Add Var.
3458 (Wuninitialized): Initialize to -1.
3460 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
3461 Richard Guenther <rguenther@suse.de>
3463 * expr.c (get_def_for_expr): New function.
3464 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
3465 SSA rather than trees.
3466 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
3467 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
3469 2009-05-03 Joseph Myers <joseph@codesourcery.com>
3471 * c-common.c (reswords): Add _Imaginary.
3472 * c-common.c (enum rid): Add RID_IMAGINARY.
3474 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
3476 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
3477 Patch by Richard Guenther.
3479 2009-05-03 Anatoly Sokolov <aesok@post.ru>
3481 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
3482 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3483 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
3484 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
3485 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
3486 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
3487 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
3488 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
3489 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
3490 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
3491 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
3492 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
3493 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
3494 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
3495 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
3496 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
3497 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
3498 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
3500 2009-05-02 Richard Guenther <rguenther@suse.de>
3502 PR tree-optimization/39940
3503 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
3506 2009-05-02 Richard Guenther <rguenther@suse.de>
3509 * tree-ssa.c (execute_update_addresses_taken): Properly check
3510 if we can mark a variable DECL_GIMPLE_REG_P.
3511 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
3512 back to the end of the function.
3513 (is_gimple_reg_type): Remove complex type special casing.
3514 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
3517 2009-05-02 Ben Elliston <bje@au.ibm.com>
3519 * doc/collect2.texi (Collect2): Document search path behaviour
3520 when configured with --with-ld.
3522 2009-05-02 Jan Hubicka <jh@suse.cz>
3524 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
3525 parameter; update callers.
3526 (coalesce_cost_edge): EH edges are costier because they needs
3527 splitting even if not critical and even more costier when there are
3528 multiple EH predecestors.
3530 2009-05-02 Jan Hubicka <jh@suse.cz>
3532 * except.c (remove_eh_handler_and_replace): Handle updating after
3533 removing TRY blocks.
3535 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
3537 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
3539 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
3541 * varasm.c: Do not include c-pragma.h.
3542 * attribs.c: Do not incude c-common.h.
3544 2009-05-01 Michael Matz <matz@suse.de>
3546 * calls.c (initialize_argument_information): Handle SSA names like
3547 decls with a non MEM_P DECL_RTL.
3549 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3551 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
3552 * ipa-utils.c: Likewise.
3553 * ipa-type-escape.c: Likewise.
3554 * cgraphunit.c Do not include c-common.h.
3555 * ipa-pure-const.c: Likewise.
3556 * tree-if-conv.c: Likewise.
3557 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
3558 * ipa-struct-reorg.c: Likewise.
3559 * tree-nomudflap.c: Likewise.
3560 * tree-ssa-structalias.c: Likewise.
3562 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3564 * store-motion.c: Many cleanups to make this pass a first-class
3565 citizen instead of an appendix to gcse load motion. Add TODO list
3566 to make this pass faster/cleaner/better.
3568 (struct ls_expr): Post gcse.c-split cleanups.
3569 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
3570 "stores" field to "avail_stores".
3571 (pre_ldst_mems): Rename to store_motion_mems.
3572 (pre_ldst_table): Rename to store_motion_mems_table.
3573 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
3574 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
3575 (ldst_entry): Rename to st_expr_entry, update users.
3576 (free_ldst_entry): Rename to free_st_expr_entry, update users.
3577 (free_ldst_mems): Rename to free_store_motion_mems, update users.
3578 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
3580 (first_ls_expr): Rename to first_st_expr, update users.
3581 (next_ls_expr): Rename to next_st_expr, update users.
3582 (print_ldst_list): Rename to print_store_motion_mems. Print names of
3583 fields properly for store motion instead of names inherited from load
3585 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
3586 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
3589 (ae_kill): Rename to st_kill, update users.
3590 (ae_gen): Rename to st_avloc, update users.
3591 (transp): Rename to st_transp, update users.
3592 (pre_insert_map): Rename to st_insert_map, update users.
3593 (pre_delete_map): Rename to st_delete_map, update users.
3594 (insert_store, build_store_vectors, free_store_memory,
3595 one_store_motion_pass): Update for abovementioned changes.
3597 (gcse_subst_count, gcse_create_count): Remove.
3598 (one_store_motion_pass): New statistics counters "n_stores_deleted"
3599 and "n_stores_created", local variables.
3601 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
3604 (regvec, compute_store_table_current_insn): Remove.
3605 (reg_set_info, reg_clear_last_set): Remove.
3606 (compute_store_table): Use DF caches instead of local dataflow
3609 2009-05-01 Joseph Myers <joseph@codesourcery.com>
3611 * c-objc-common.c (c_tree_printer): Print identifiers with
3612 pp_identifier, not pp_string. Mark "({anonymous})" for
3614 * c-pretty-print.c (pp_c_ws_string): New.
3615 (pp_c_cv_qualifier, pp_c_type_specifier,
3616 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
3617 pp_c_storage_class_specifier, pp_c_function_specifier,
3618 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
3619 pp_c_primary_expression, pp_c_postfix_expression,
3620 pp_c_unary_expression, pp_c_shift_expression,
3621 pp_c_relational_expression, pp_c_equality_expression,
3622 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
3623 use pp_string and pp_c_ws_string in place of pp_identifier and
3624 pp_c_identifier for non-identifiers. Mark English strings for
3626 * c-pretty-print.h (pp_c_ws_string): Declare.
3628 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
3629 Roland McGrath <roland@redhat.com>
3631 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
3632 (ENABLE_LD_BUILDID): New configuration option.
3633 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
3634 (LINK_BUILDID_SPEC): New macro.
3635 (init_spec): If defined, prepend it between LINK_EH_SPEC and
3637 * doc/install.texi: Document --enable-linker-build-id option.
3638 * configure: Rebuild.
3639 * config.in: Rebuild.
3641 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
3643 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
3644 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
3645 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
3646 MIPS_GP_SAVE_AREA_SIZE.
3647 * config/mips/mips.c (struct mips_frame_info): Update comment
3648 before arg_pointer_offset and hard_frame_pointer_offset.
3649 (mips_compute_frame_info): Update diagram before function: to
3650 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
3651 indicate the position of frame_pointer_rtx with -fstack-protector and
3652 to show args_size. Don't allocate cprestore area for leaf functions
3653 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
3655 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
3657 2009-04-30 Michael Matz <matz@suse.de>
3659 PR tree-optimization/39955
3660 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
3662 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
3664 * ira.c (setup_cover_and_important_classes): Use safe macro
3665 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
3667 * genpreds.c (write_tm_preds_h): Output suitable definition of
3668 REG_CLASS_FOR_CONSTRAINT.
3670 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3672 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
3674 * bitmap.c (bitmap_descriptor): Likewise.
3675 * ggc-common.c (loc_descriptor): Likewise.
3676 * varray.c (varray_descriptor): Likewise.
3677 * vec.c (vec_descriptor): Likewise.
3679 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
3681 * Makefile.in (dce.o): Add $(EXCEPT_H).
3682 * dce.c: Include except.h and delete redundant vector definitions.
3683 (deletable_insn_p): Return false for non-call insns that can throw
3686 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
3688 * gcse.c (ae_gen): Remove.
3689 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
3690 and make non-static function to make it available in store-motion.c.
3691 Update call sites with search-and-replace.
3692 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
3693 extract_mentioned_regs, extract_mentioned_regs_helper,
3694 find_moveable_store, compute_store_table, load_kills_store, find_loads,
3695 store_killed_in_insn, store_killed_after, store_killed_before,
3696 build_store_vectors, insert_insn_start_basic_block, insert-store,
3697 remove_reachable_equiv_notes, replace_store_insn, delete_store,
3698 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
3699 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
3700 * store-motion.c: ...new file. Also copy data structures from gcse.c
3701 and clean up to remove parts not used by store motion.
3702 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
3703 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
3705 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3708 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
3709 when optimizing for size.
3711 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
3713 * gcse.c (gcse_constant_p): Fix typo in last change.
3715 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3717 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
3719 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
3721 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
3723 2009-04-29 James E. Wilson <wilson@codesourcery.com>
3725 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
3726 CONST_HIGH_PART result.
3728 2009-04-29 Anatoly Sokolov <aesok@post.ru>
3730 * config/avr/avr.c (initial_elimination_offset): Rename to
3731 avr_initial_elimination_offset.
3732 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
3733 change return type to bool.
3734 (avr_can_eliminate): New function.
3735 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
3736 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
3737 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
3738 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
3739 avr_initial_elimination_offset.
3740 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
3741 (avr_initial_elimination_offset): Define.
3743 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
3744 Steven Bosscher <steven@gcc.gnu.org>
3746 PR rtl-optimization/39938
3747 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
3748 * cfgrtl.c: Include insn-attr.h.
3749 (rest_of_pass_free_cfg): New function.
3750 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
3751 * resource.c (init_resource_info): Remove call to df_analyze.
3753 2009-04-29 Richard Guenther <rguenther@suse.de>
3756 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
3757 allow conversion to signed integers.
3759 2009-04-29 Richard Guenther <rguenther@suse.de>
3761 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
3762 shifts of floating point vectors if the shift amount is
3763 a constant multiple of the element size.
3765 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
3766 Michael Matz <matz@suse.de>
3770 * tree-outof-ssa.c (emit_partition_copy): New function.
3771 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3772 insert_part_to_rtx_on_edge): Perform the partition base var
3773 copy using emit_partition_copy.
3774 (insert_value_copy_on_edge): Convert constants to the right mode.
3775 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
3776 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
3778 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3780 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
3781 scan backwards to try to find a constant to initialize it.
3783 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
3784 insn before the loop_end instruction, don't look past labels.
3786 2009-04-29 Richard Guenther <rguenther@suse.de>
3789 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3790 loose type conversions.
3791 (forward_propagate_addr_expr): Fix tuplification bug. Remove
3792 stmts only if there are no uses of its definition.
3794 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3796 * config/bfin/bfin.h (splitting_loops): Declare.
3797 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
3798 Reorder bit definitions to be ascending.
3799 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
3800 * config/bfin/bfin.c (splitting_loops): New variable.
3801 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
3802 (struct loop_info): Remove members INIT and LOOP_INIT.
3803 (bfin_optimize_loop): Don't set them. Reorder the code that generates
3804 the LSETUP sequence. Allow LC to be loaded from any register, but
3805 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
3806 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
3808 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
3809 of reload_completed.
3812 * config/bfin/bfin.md (movsi_insn): Refine constraints.
3814 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
3816 * Makefile.in (PLUGIN_VERSION_H): New.
3817 (OBJS-common): Remove plugin-version.o.
3818 (plugin.o): Depend on (PLUGIN_VERSION_H).
3819 (plugin-version.o): Remove.
3820 * configure: Regenerate
3821 * configure.ac: Create plugin-version.h.
3822 * gcc-plugin.h (plugin_gcc_version): Remove.
3823 (plugin_default_version_check): Change signature.
3824 * plugin-version.c: Remove.
3825 * plugin.c: Include plugin-version.h.
3826 (str_plugin_gcc_version_name): Remove.
3827 (try_init_one_plugin): Pass gcc version to plugin_init.
3828 (plugin_default_version_check): Both gcc and plugin versions are now
3831 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3833 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
3834 problematic last insns. Test for TYPE_CALL rather than CALL_P.
3835 Remove special case testing for last insn of inner loops. Don't fail
3836 if the loop ends with a jump, emit an extra nop instead.
3838 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
3839 DREGS rather than comparing directly. Remove code that tries to
3840 account for latencies.
3842 2009-04-29 Richard Guenther <rguenther@suse.de>
3844 PR tree-optimization/39941
3845 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
3846 eliminating an indirect call.
3848 2009-04-29 Richard Guenther <rguenther@suse.de>
3850 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
3851 parameter. Allow invariants as base if !require_lvalue.
3852 (verify_gimple_assign_single): Adjust.
3854 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3856 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
3857 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
3858 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
3859 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
3860 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
3862 * config/bfin/bfin.c (bfin_expand_builtin,
3863 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
3865 2009-04-28 Richard Guenther <rguenther@suse.de>
3867 * tree-vect-loop.c (get_initial_def_for_induction): Use
3868 correct types for pointer increment.
3870 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3872 * toplev.c (print_version): Update GMP version string calculation.
3874 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
3876 PR rtl-optimization/39938
3877 * resource.c (init_resource_info): Add call to df_analyze.
3879 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3881 * config/alpha/alpha.md (usegp): Cast the result of
3882 alpha_find_lo_sum_using_gp to enum attr_usegp.
3883 * config/alpha/alpha.c (override_options): Remove end-of-structure
3884 marker element from cpu_table. Use array size of cpu_table to handle
3885 -mcpu and -mtune options.
3886 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
3888 2009-04-28 Joseph Myers <joseph@codesourcery.com>
3890 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
3891 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
3892 tune_32 and tune_64.
3893 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3895 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
3896 * config/rs6000/option-defaults.h: ... here. New file.
3897 (OPT_64, OPT_32): Define.
3898 (MASK_64BIT): Define to 0 if not already defined.
3899 (OPT_ARCH64, OPT_ARCH32): Define.
3900 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
3903 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3905 * config/arm/arm.c (arm_override_options): Emit error on using
3908 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3910 PR rtl-optimization/39914
3911 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3912 registers for allocnos created from user-defined variables only
3913 when not optimizing.
3915 2009-04-28 Richard Guenther <rguenther@suse.de>
3918 * fold-const.c (fold_binary): Use distribute_real_division only
3921 2009-04-28 Steve Ellcey <sje@cup.hp.com>
3923 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
3924 add hpux-stdint.h to tm_file.
3925 (hppa[12]*-*-hpux11*): Ditto.
3926 (ia64*-*-hpux*): Ditto.
3927 * config/hpux-stdint.h: New.
3928 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
3929 __STDC_EXT__ for all compiles.
3930 * config/pa/pa-hpux.h: Ditto.
3931 * config/pa/pa-hpux10.h: Ditto.
3932 * config/pa/pa-hpux11.h: Ditto.
3934 2009-04-28 Catherine Moore <clm@codesourcery.com>
3936 * debug.h (set_name): Add comment.
3938 2009-04-28 Andrew Pinski <pinskia@gmail.com>
3941 * config/darwin.c (machopic_gen_offset): Check
3942 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
3943 * config/arm/arm.c (require_pic_register): Likewise.
3945 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
3947 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
3948 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
3949 m32c_promote_prototypes): Delete.
3951 2009-04-28 Michael Matz <matz@suse.de>
3954 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
3957 2009-04-28 Richard Guenther <rguenther@suse.de>
3959 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
3961 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3963 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
3964 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
3965 * config/arm/arm-tune.md: Regenerate.
3967 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
3969 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
3970 block if there are complex incoming edges.
3971 (sel_merge_blocks): Remove useless assert.
3972 (sel_redirect_edge_and_branch): Check that edge was redirected.
3973 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
3974 (sel_find_rgns): Delete declaration.
3975 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
3976 the region when it is not a preheader.
3978 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3981 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
3983 2009-04-28 Richard Guenther <rguenther@suse.de>
3985 * tree.h (SSA_NAME_VALUE): Remove.
3986 (struct tree_ssa_name): Remove value_handle member.
3987 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
3988 array for jump threading.
3989 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
3991 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
3992 * tree-flow.h (threadedge_initialize_values): Declare.
3993 (threadedge_finalize_values): Likewise.
3994 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
3995 (SSA_NAME_VALUE): Define.
3996 (threadedge_initialize_values): New function.
3997 (threadedge_finalize_values): Likewise.
3998 * tree-ssa-dom.c (ssa_name_values): New global variable.
3999 (SSA_NAME_VALUE): Define.
4000 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
4002 2009-04-28 Ira Rosen <irar@il.ibm.com>
4004 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
4005 Use REPORT_VECTORIZED_LOCATIONS instead
4006 REPORT_VECTORIZED_LOOPS.
4007 * tree-vectorizer.c (vect_verbosity_level): Make static.
4008 (vect_loop_location): Rename to vect_location.
4009 (vect_set_verbosity_level): Update comment.
4010 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
4012 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
4013 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
4014 instead REPORT_UNVECTORIZED_LOOPS.
4015 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
4016 and vect_loop_def to vect_external_def and vect_internal_def.
4017 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
4018 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
4019 REPORT_UNVECTORIZED_LOCATIONS.
4020 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
4021 and vect_used_in_loop and to vect_unused_in_scope and
4023 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
4024 (vect_verbosity_level): Remove declaration.
4025 (vect_analyze_operations): Likewise.
4026 (vect_analyze_stmt): Declare.
4027 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
4028 REPORT_UNVECTORIZED_LOCATIONS.
4029 (vect_get_loop_niters): Fix indentation.
4030 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
4031 (vect_analyze_loop_operations): New function.
4032 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
4033 vect_analyze_operations.
4034 (vect_is_simple_reduction): Use new names.
4035 (vectorizable_live_operation, vect_transform_loop): Likewise.
4036 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
4037 to specify whether the data references can be a part of interleaving
4039 (vect_analyze_data_ref_dependence): Use new names.
4040 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
4041 (vect_create_addr_base_for_vector_ref): Remove redundant code.
4042 * tree-vect-patterns.c (widened_name_p): Use new names.
4043 (vect_recog_dot_prod_pattern): Likewise.
4044 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
4045 (process_use, vect_mark_stmts_to_be_vectorized,
4046 vect_model_simple_cost, vect_model_store_cost,
4047 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
4048 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4049 vectorizable_operation, vectorizable_type_demotion,
4050 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
4051 vectorizable_condition): Likewise.
4052 (vect_analyze_operations): Split into vect_analyze_loop_operations
4054 (vect_analyze_stmt): ... new function.
4055 (new_stmt_vec_info): Use new names.
4056 (vect_is_simple_use): Use new names and fix comment.
4057 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
4058 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
4060 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4063 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
4064 and integer modes for x87 operands. Do not ICE for unsupported size,
4065 generate error instead. Generate error for unsupported operand types.
4066 ['z']: Do not handle HImode memory operands specially. Warning
4067 for floating-point operands. Fallthru to 'Z' for unsupported operand
4068 types. Do not ICE for unsupported size, generate error instead.
4069 (output_387_binary_op): Use %Z to output operands.
4070 (output_fp_compare): Ditto.
4071 (output_387_reg_move): Ditto.
4073 2009-04-28 Ben Elliston <bje@au.ibm.com>
4078 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4080 * builtins.c (c_strlen): Do not warn here.
4081 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4082 * c-common.c (pointer_int_sum): Take an explicit location.
4083 Warn about offsets out of bounds.
4084 * c-common.h (pointer_int_sum): Adjust declaration.
4086 2009-04-27 Ian Lance Taylor <iant@google.com>
4088 * collect2.c (is_ctor_dtor): Change type of ret field in struct
4090 * dce.c (run_fast_df_dce): Change type of old_flags to int.
4091 * df-core.c (df_set_flags): Change return type to int. Change
4092 type of old_flags to int.
4093 (df_clear_flags): Likewise.
4094 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
4095 (df_get_conditional_uses): Likewise.
4096 * df.h (df_set_flags, df_clear_flags): Update declarations.
4097 * dwarf2out.c (struct indirect_string_node): Change type of form
4098 field to enum dwarf_form.
4099 (AT_string_form): Change return type to enum dwarf_form.
4100 * fixed-value.c (fixed_compare): Add cast to enum type.
4101 * fwprop.c (update_df): Change 0 to VOIDmode.
4102 * gensupport.c: Change 0 to UNKNOWN.
4103 * gimple.h (gimple_cond_code): Add cast to enum type.
4104 * haifa-sched.c (reemit_notes): Add cast to enum type.
4105 * hooks.c (hook_int_void_no_regs): Remove function.
4106 * hooks.h (hook_int_void_no_regs): Remove declaration.
4107 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
4108 * predict.c (combine_predictions_for_insn): Add casts to enum type.
4109 * real.c (real_arithmetic): Add cast to enum type.
4110 (real_compare): Likewise.
4111 * target.h (struct gcc_target): Change return type of
4112 branch_target_register_class to enum reg_class.
4113 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
4114 default_branch_target_register_class.
4115 * targhooks.c (default_branch_target_register_class): New function.
4116 * targhooks.h (default_branch_target_register_class): Declare.
4117 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
4118 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
4120 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
4122 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
4123 vect_uninitialized_def. Change 0 to ERROR_MARK.
4124 * tree-vect-stmts.c (supportable_widening_operation): Don't
4125 initialize icode1 and icode2.
4126 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
4127 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
4129 (cmn_err_flag_specs): Change 0 to STD_C89.
4130 (cmn_err_char_table): Likewise.
4131 * config/arm/arm.c (get_arm_condition_code): Change type of code
4132 to enum arm_cond_code.
4133 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
4134 (IWMMXT_BUILTIN2): Likewise.
4135 (neon_builtin_type_bits): Don't define typedef.
4136 (neon_builtin_datum): Change type of bits field to int.
4137 (arm_expand_neon_args): Add cast to enum type.
4138 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
4140 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
4142 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
4144 * config/mips/mips.md (jal_macro): Return enum constant.
4145 (single_insn): Likewise.
4146 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
4148 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4150 * config/s390/s390.c (s390_tune_flags): Change type to int.
4151 (s390_arch_flags): Likewise.
4152 (s390_handle_arch_option): Change flags field of struct pta to int.
4153 * config/s390/s390.h (s390_tune_flags): Update declaration.
4154 (s390_arch_flags): Likewise.
4155 * config/sh/sh.c (prepare_move_operands): Compare
4156 tls_symbolic_operand result with enum constant.
4157 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
4158 (sh_expand_prologue): Add cast to enum type.
4159 (sh_expand_epilogue): Likewise.
4160 (tls_symbolic_operand): Change return type to enum tls_model.
4161 (fpscr_set_from_mem): Add cast to enum type.
4162 (legitimize_pic_address): Compare tls_symbolic_operand result with
4164 (sh_target_reg_class): Change return type to enum reg_class.
4165 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
4167 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
4168 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
4169 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
4170 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
4171 (delayed_branch, tls_call_delay): Likewise.
4172 (eligible_for_sibcall_delay): Likewise.
4173 (eligible_for_return_delay): Likewise.
4174 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
4175 (spu_expand_builtin_1): Likewise.
4177 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
4178 for all types of conversions.
4179 (output_init_element): Issue -Wc++-compat warning if needed when
4180 initializing a bitfield with enum type.
4181 * c-parser.c (c_parser_expression): Set original_type to
4182 original_type of right hand operand of comman operator.
4184 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4186 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
4188 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
4189 * doc/cpp.texi (Standard Predefined Macros)
4190 (Implementation-defined behavior): Likewise.
4191 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
4192 * doc/gimple.texi (GIMPLE Exception Handling)
4193 (@code{GIMPLE_ASSIGN}): Likewise.
4194 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
4195 * doc/invoke.texi (Warning Options, Optimize Options)
4196 (AVR Options, Darwin Options): Likewise.
4197 (Optimize Options): Reformulate -fwhole-program description.
4198 * doc/loop.texi (Lambda): Likewise.
4199 * doc/md.texi (Output Template, Define Constraints)
4200 (Standard Names, Insn Splitting): Likewise.
4201 * doc/options.texi (Option properties): Likewise.
4202 * doc/passes.texi (Tree-SSA passes): Likewise.
4203 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
4204 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
4205 (File Names and DBX): Likewise.
4206 * doc/trouble.texi (Incompatibilities): Likewise.
4208 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4210 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
4211 instruction is correct.
4213 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4215 Allow non-constant arguments to conversion intrinsics.
4216 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
4217 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
4218 * spu.c (print_operand): Handle 'v' and 'w'.
4219 (exp2_immediate_p, spu_gen_exp2): Define.
4220 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
4221 spu_convtf_1): Update parameter descriptions.
4222 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
4223 * constraints.md ('v', 'w'): New.
4224 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
4226 (i2f, I2F): New define_mode_attr.
4227 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
4228 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
4229 fixuns_truncv4sfv4si2): Update to use mode attribute.
4230 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
4231 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
4232 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
4233 patterns for combine.
4235 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
4237 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
4238 (cprop, hoist, pre, store_motion): New debug counters.
4239 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
4240 is not an RTL pass anymore.
4241 (pass_profiling): Remove extern decl for pass removed in 2005.
4242 (pass_gcse, pass_jump_bypass): Remove.
4243 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
4244 to 0 for clean state.
4245 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
4246 * cse.c (gate_handle_cse_after_global_opts,
4247 rest_of_handle_cse_after_global_opts): New functions.
4248 (pass_cse_after_global_opts): New pass, does local CSE.
4249 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
4250 (TV_CPROP): New timevar.
4251 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
4252 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
4253 (gcse_main, recompute_all_luids): Remove.
4254 (compute_hash_table_work): Call max_reg_num instead of reading
4256 (cprop_jump): Don't set run_jump_opt_after_gcse.
4257 (constprop_register): Always allow to alter jumps.
4258 (cprop_insn): Likewise.
4259 (do_local_cprop): Likewise.
4260 (local_cprop_pass): Likewise. Return non-zero if something changed.
4261 (cprop): Remove function, fold interesting bits into one_cprop_pass.
4262 (find_implicit_sets): Add note about missed optimization opportunity.
4263 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
4264 pass_rtl_cprop execute function.
4265 Don't bother tracking the pass number, each pass gets its own dumpfile
4267 Always allow to alter jumpsand bypass jumps.
4268 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
4269 will just find no suitable set.
4270 (pre_edge_insert): Fix dumping, this function is for PRE only.
4271 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
4272 pass_rtl_pre execute function.
4273 (hoist_code): Return non-zero if something changed. Keep track of
4274 substitutions and insertions for statistics gathering similar to PRE.
4275 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
4276 called from the pass_rtl_hoist execute function. Show pass statistics.
4277 (compute_store_table): Use max_reg_num directly instead of using the
4278 formerly global max_gcse_regno.
4279 (build_store_vectors): Likewise.
4280 (replace_store_insn): Fix dumping.
4281 (store_motion): Rename to ...
4282 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
4283 pass, called from the pass_rtl_store_motion execute function. Keep
4284 track of substitutions and insertions for statistics gathering similar
4286 (bypass_jumps): Remove, fold interesting bits into ...
4287 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
4288 from the pass_rtl_cprop execute function.
4289 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4290 pass_jump_bypass): Remove.
4291 (gate_handle_gcse, rest_of_handle_gcse): Remove.
4292 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
4293 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
4294 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
4295 (gate_rtl_store_motion, execute_rtl_store_motion,
4296 pass_rtl_store_motion): New.
4297 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
4298 make it clear that -fcse-skip-blocks is a no-op for backward compat.
4299 * passes.c (init_optimization_passes): Remove pass_gcse and
4300 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
4301 and cse_after_global_opts in place of pass_gcse. Schedule cprop
4302 instead of pass_jump_bypass.
4304 2009-04-27 Richard Guenther <rguenther@suse.de>
4307 * gimplify.c (gimplify_expr): If we are required to create
4308 a temporary make sure it ends up as register.
4310 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
4313 * config/i386/i386.c (construct_container): Don't call
4314 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
4315 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
4317 2009-04-27 Michael Matz <matz@suse.de>
4319 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
4320 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
4321 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
4322 (dump_replaceable_exprs): Take a bitmap.
4323 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
4325 (expand_gimple_basic_block): Likewise.
4326 * tree-ssa-ter.c (struct temp_expr_table_d): Make
4327 replaceable_expressions member a bitmap.
4328 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
4329 (mark_replaceable): Likewise.
4330 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
4331 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
4333 2009-04-27 Richard Guenther <rguenther@suse.de>
4335 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
4336 (verify_stmts): Dispatch to gimple/type verification code.
4337 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
4338 issue with call argument types.
4340 2009-04-27 Michael Matz <matz@suse.de>
4342 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
4343 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
4346 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
4347 Eric Botcazou <ebotcazou@adacore.com>
4349 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
4350 a label's basic block.
4351 (mark_target_live_regs): Tidy and rework obsolete comments.
4352 Change back DF problem to LIVE. If a label starts a basic block,
4353 assume that all registers that used to be live then still are.
4354 (init_resource_info): If a label starts a basic block, set its
4355 BLOCK_FOR_INSN accordingly.
4356 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
4358 2009-04-27 Richard Guenther <rguenther@suse.de>
4360 * tree-flow-inline.h (function_ann): Remove.
4361 (get_function_ann): Likewise.
4362 * tree-dfa.c (create_function_ann): Remove.
4363 * tree-flow.h (struct static_var_ann_d): Remove.
4364 (struct function_ann_d): Likewise.
4365 (union tree_ann_d): Remove fdecl member.
4366 (function_ann_t): Remove.
4367 (function_ann, get_function_ann, create_function_ann): Remove
4370 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
4372 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
4374 2009-04-27 Jan Hubicka <jh@suse.cz>
4376 * ipa-pure-const.c (struct funct_state_d): New fields
4377 state_previously_known, looping_previously_known; remove
4378 state_set_in_source.
4379 (analyze_function): Use new fields.
4380 (propagate): Avoid assumption that state_set_in_source imply
4383 * tree-ssa-loop-niter.c (finite_loop_p): New function.
4384 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
4385 * cfgloop.h (finite_loop_p): Declare.
4387 2009-04-26 Michael Matz <matz@suse.de>
4389 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
4391 2009-04-26 Michael Matz <matz@suse.de>
4393 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
4394 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
4395 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
4396 pass_mark_used_blocks): Remove.
4397 * tree-optimize.c (pass_free_datastructures,
4398 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
4399 * passes.c (init_optimization_passes): Don't call
4400 pass_mark_used_blocks, remove dead code.
4402 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
4404 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
4405 * tree-ssa-live.h (register_ssa_partition): Likewise.
4407 2009-04-26 Michael Matz <matz@suse.de>
4410 * builtins.c (fold_builtin_next_arg): Handle SSA names.
4411 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
4412 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
4414 (compare_pairs): Swap cost comparison.
4415 (coalesce_ssa_name): Don't use change_partition_var.
4416 * tree-nrv.c (struct nrv_data): Add modified member.
4417 (finalize_nrv_r): Set it.
4418 (tree_nrv): Use it to update statements.
4419 (pass_nrv): Require PROP_ssa.
4420 * tree-mudflap.c (mf_decl_cache_locals,
4421 mf_build_check_statement_for): Use make_rename_temp.
4422 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
4423 * alias.c (find_base_decl): Handle SSA names.
4424 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
4425 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
4426 * rtl.h (set_reg_attrs_for_parm): Declare.
4427 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
4428 to "optimized", remove unused locals at finish.
4429 (execute_free_datastructures): Make global, call
4430 delete_tree_cfg_annotations.
4431 (execute_free_cfg_annotations): Don't call
4432 delete_tree_cfg_annotations.
4434 * ssaexpand.h: New file.
4435 * expr.c (toplevel): Include ssaexpand.h.
4436 (expand_assignment): Handle SSA names the same as register variables.
4437 (expand_expr_real_1): Expand SSA names.
4438 * cfgexpand.c (toplevel): Include ssaexpand.h.
4439 (SA): New global variable.
4440 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
4441 (SSAVAR): New macro.
4442 (set_rtl): New helper function.
4443 (add_stack_var): Deal with SSA names, use set_rtl.
4444 (expand_one_stack_var_at): Likewise.
4445 (expand_one_stack_var): Deal with SSA names.
4446 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
4447 before unique numbers.
4448 (expand_stack_vars): Use set_rtl.
4449 (expand_one_var): Accept SSA names, add asserts for them, feed them
4450 to above subroutines.
4451 (expand_used_vars): Expand all partitions (without default defs),
4452 then only the local decls (ignoring those expanded already).
4453 (expand_gimple_cond): Remove edges when jumpif() expands an
4455 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
4456 or remove abnormal edges. Ignore insns setting the LHS of a TERed
4458 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
4459 members of SA; deal with PARM_DECL partitions here; expand
4460 all PHI nodes, free tree datastructures and SA. Commit instructions
4461 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
4462 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
4463 info and statements at start, collect garbage at finish.
4464 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
4465 (VAR_ANN_PARTITION) Remove.
4466 (change_partition_var): Don't declare.
4467 (partition_to_var): Always return SSA names.
4468 (var_to_partition): Only accept SSA names.
4469 (register_ssa_partition): Only check argument.
4470 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
4472 (delete_var_map): Don't free it.
4473 (var_union): Only accept SSA names, simplify.
4474 (partition_view_init): Mark only useful SSA names as used.
4475 (partition_view_fini): Only deal with SSA names.
4476 (change_partition_var): Remove.
4477 (dump_var_map): Use ssa_name instead of partition_to_var member.
4478 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
4480 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
4481 (struct _elim_graph): New member const_dests; nodes member vector of
4483 (set_location_for_edge): New static helper.
4484 (create_temp): Remove.
4485 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
4486 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
4487 (new_elim_graph): Allocate const_dests member.
4488 (clean_elim_graph): Truncate const_dests member.
4489 (delete_elim_graph): Free const_dests member.
4490 (elim_graph_size): Adapt to new type of nodes member.
4491 (elim_graph_add_node): Likewise.
4492 (eliminate_name): Likewise.
4493 (eliminate_build): Don't take basic block argument, deal only with
4494 partition numbers, not variables.
4495 (get_temp_reg): New static helper.
4496 (elim_create): Use it, deal with RTL temporaries instead of trees.
4497 (eliminate_phi): Adjust all calls to new signature.
4498 (assign_vars, replace_use_variable, replace_def_variable): Remove.
4499 (rewrite_trees): Only do checking.
4500 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
4501 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
4502 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
4503 contains_tree_r, MAX_STMTS_IN_LATCH,
4504 process_single_block_loop_latch, analyze_edges_for_bb,
4505 perform_edge_inserts): Remove.
4506 (expand_phi_nodes): New global function.
4507 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
4508 functions, initialize new parameter, remember partitions having a
4510 (finish_out_of_ssa): New global function.
4511 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
4512 don't reset in_ssa_p here, don't disable TER when mudflap.
4513 (pass_del_ssa): Remove.
4514 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
4516 (execute_free_datastructures): Declare.
4517 * Makefile.in (SSAEXPAND_H): New variable.
4518 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
4519 * basic-block.h (commit_one_edge_insertion): Declare.
4520 * passes.c (init_optimization_passes): Move pass_nrv and
4521 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
4522 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
4523 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
4524 (redirect_branch_edge): Deal with super block when expanding, split
4525 out jump patching itself into ...
4526 (patch_jump_insn): ... here, new static helper.
4528 2009-04-26 Michael Matz <matz@suse.de>
4530 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
4531 beyond num_ssa_names.
4532 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
4533 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
4535 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4538 * fwprop.c (forward_propagate_asm): New function.
4539 (forward_propagate_and_simplify): Propagate also into __asm, if it
4540 doesn't increase the number of referenced registers.
4543 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
4545 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4547 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
4548 note_nonlocal_vla_type for nonlocal VLAs.
4549 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
4550 contains_remapped_vars, remap_vla_decls): New functions.
4551 (convert_nonlocal_reference_stmt): If not optimizing, call
4552 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
4553 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
4554 if it wasn't found in var_map.
4555 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
4556 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
4557 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
4559 * gimplify.c (nonlocal_vlas): New variable.
4560 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
4562 (gimplify_body): Create and destroy nonlocal_vlas.
4564 * dwarf2out.c (loc_descr_plus_const): New function.
4565 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
4566 mem_loc_descriptor, loc_descriptor_from_tree_1,
4567 descr_info_loc, gen_variable_die): Use it.
4569 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
4570 !TREE_STATIC VAR_DECLs.
4571 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
4572 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
4573 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
4574 DECL_BY_REFERENCE is valid.
4575 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
4576 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
4577 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
4578 Copy DECL_BY_REFERENCE.
4579 (struct nesting_copy_body_data): New type.
4580 (nesting_copy_decl): New function.
4581 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
4582 if they have variable length.
4584 2009-04-26 Michael Matz <matz@suse.de>
4586 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
4587 mark new temporaries for renaming.
4589 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4592 * c-decl.c (global_bindings_p): Return negative value.
4593 (c_variable_size): New. Based on variable_size from
4595 (grokdeclarator): Call c_variable_size not variable_size.
4597 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
4599 * config/i386/i386.c (print_operand) ['z']: Fix typo.
4601 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
4603 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
4604 Redefine it to just use mingw/include.
4605 (ASM_SPEC): Rules for -m32 and -m64.
4606 (LINK_SPEC): Use Likewise.
4607 (SPEC_32): New define.
4608 (SPEC_64): Likewise.
4609 (SUB_LINK_SPEC): Likewise.
4610 (MULTILIB_DEFAULTS): New define.
4611 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
4612 Add multilib options.
4613 (MULTILIB_DIRNAMES): Likewise.
4614 (MULTILIB_OSDIRNAMES): Likewise.
4616 (INSTALL_LIBGCC): Likewise.
4618 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4621 * c-tree.h (enum c_inline_static_type): New.
4622 (record_inline_static): Declare.
4623 * c-decl.c (struct c_inline_static, c_inline_statics,
4624 record_inline_static, check_inline_statics): New.
4625 (pop_file_scope): Call check_inline_statics.
4626 (start_decl): Call record_inline_static instead of pedwarning
4627 directly for static in inline function.
4628 * c-typeck.c (build_external_ref): Call record_inline_static
4629 instead of pedwarning directly for static referenced in inline
4632 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
4634 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
4635 not new but only being rescanned.
4636 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
4637 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
4638 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
4639 record_set_info, compute_set, grealloc): Remove.
4640 (recompute_all_luids): New function.
4641 (gcse_main): Don't compute sets, and don't do related memory
4642 allocations/free-ing. If something changed before the end of the
4643 pass, update LUIDs using recompute_all_luids.
4644 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
4645 (free_gcse_mem): Don't free it either.
4646 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
4647 Use the df insn LUIDs.
4648 (load_killed_in_block): Likewise.
4649 (compute_hash_table_work): Don't compute reg_set_in_block.
4650 (compute_transp): Use DF_REG_DEF_CHAINs.
4651 (local_cprop_pass): Don't use compute_sets and related functions.
4652 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
4653 Use get_max_uid() instead of max_cuid.
4654 (insert_insn_end_basic_block, pre_insert_copy_insn,
4655 update_ld_motion_stores): Don't try to
4656 keep reg_set tables up to date.
4657 (pre_insert_copies): Use df insn LUIDs.
4658 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
4659 (reg_set_info): Don't use extra bitmap argument.
4660 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
4661 information to compute regs_set_in_block.
4662 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
4663 (bypass_jumps): Don't use compute_sets and friends.
4665 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4668 * opts.c (undocumented_msg): Do not leave blank even with
4671 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4673 * c-decl.c (build_enumerator): Allow values folding to integer
4674 constants but not integer constant expressions with a pedwarn if
4677 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4680 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
4681 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
4682 type is an integer constant.
4684 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4687 * config/i386/i386.c (print_operand) ['z']: Revert handling of
4690 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4693 * c-decl.c (grokdeclarator): Diagnose declarations of functions
4694 with variably modified return type and no storage class
4695 specifiers, except for the case of nested functions. Distinguish
4696 extern declarations of functions with variably modified return
4697 types from those of objects with variably modified types.
4699 2009-04-25 Jan Hubicka <jh@suse.cz>
4701 * tree.c (list_equal_p): New function.
4702 * tree.h (list_equal_p): Declare.
4703 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4704 basic_block_def, basic_block, const_basic_block): New.
4705 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
4706 (redirect_eh_edge): New function.
4707 (make_eh_edge_update_phi): EH edges are not abnormal.
4708 * except.c: Include tree-flow.h.
4709 (list_match): New function.
4710 (eh_region_replaceable_by_p): New function.
4711 (replace_region): New function.
4712 (hash_type_list): New function.
4713 (hash_eh_region): New function.
4714 (eh_regions_equal_p): New function.
4715 (merge_peers): New function.
4716 (remove_unreachable_regions): Verify EH tree when checking;
4718 (copy_eh_region_1): New function.
4719 (copy_eh_region): New function.
4720 (push_reachable_handler): New function.
4721 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
4722 regions without label but with live RESX.
4723 * except.h (redirect_eh_edge_to_label): New.
4724 * tree-flow.h (redirect_eh_edge): New.
4725 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4726 basic_block_def, basic_block, const_basic_block): Remove.
4727 * Makefile.in (except.o): Add dependency on tree-flow.h
4728 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
4729 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
4732 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
4735 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
4736 on the destination of memcpy.
4738 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
4740 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
4741 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
4742 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
4744 2009-04-25 Jan Hubicka <jh@suse.cz>
4746 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
4747 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
4748 to be reached by different label than left.
4749 (update_eh_edges): Update comment; remove edge_to_remove if possible
4750 and return true if suceeded.
4751 (cleanup_empty_eh): Accept sharing map; handle shared regions.
4752 (cleanup_eh): Compute sharing map.
4753 * except.c (remove_eh_handler_and_replace): Add argument if we should
4755 (remove_unreachable_regions): Update for label sharing.
4756 (label_to_region_map): Likewise.
4757 (get_next_region_sharing_label): New function.
4758 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
4760 (remove_eh_handler): Update.
4761 (remove_eh_region_and_replace_by_outer_of): New function.
4762 * except.h (struct eh_region): Add next_region_sharing_label.
4763 (remove_eh_region_and_replace_by_outer_of,
4764 get_next_region_sharing_label): Declare.
4765 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
4767 2009-04-25 Jan Hubicka <jh@suse.cz>
4769 * tree-cfg.c (split_critical_edges): Split also edges where we can't
4770 insert code even if they are not critical.
4772 2009-04-25 Jan Hubicka <jh@suse.cz>
4774 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4775 (gimple_can_remove_branch_p): EH edges won't remove branch by
4777 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
4778 updating of non-abnormal EH edges.
4779 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4780 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
4781 (split_critical_edges): Split also edges where emitting code on them
4782 will lead to splitting later.
4784 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4785 H.J. Lu <hongjiu.lu@intel.com>
4788 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
4789 the configured assembler supports fildq and fistpq mnemonics.
4790 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
4791 * configure: Regenerated.
4794 * config/i386/i386.c (print_operand): Handle 'Z'.
4795 ['z']: Remove handling of special fild/fist suffixes.
4796 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
4797 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
4798 suffix of fild insn.
4799 (*floatsi<mode>2_vector_mixed): Ditto.
4800 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
4801 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
4802 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4803 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
4804 * config/i386/gas.h (GAS_MNEMONICS): Remove.
4806 2009-04-25 Ben Elliston <bje@au.ibm.com>
4808 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
4809 the source of a set operation.
4811 2009-04-25 Anatoly Sokolov <aesok@post.ru>
4813 * target.h (struct gcc_target): Add case_values_threshold field.
4814 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
4815 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
4816 * targhooks.c (default_case_values_threshold): New function.
4817 * targhooks.h (default_case_values_threshold): Declare function.
4818 * stmt.c (expand_case): Use case_values_threshold target hook.
4819 * expr.h (case_values_threshold): Remove declartation.
4820 * expr.c (case_values_threshold): Remove function.
4821 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
4823 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
4824 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4825 (avr_case_values_threshold): Declare as static.
4826 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
4828 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
4829 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4830 (mn10300_case_values_threshold): New function.
4832 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4834 * ira.c (setup_cover_and_important_classes): Add enum cast.
4836 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
4838 * genpreds.c (write_enum_constraint_num): Output definition of
4839 CONSTRAINT_NUM_DEFINED_P macro.
4840 * ira.c (setup_cover_and_important_classes): Use
4841 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
4843 2009-04-24 DJ Delorie <dj@redhat.com>
4845 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
4846 __SH2A_SINGLE_ONLY__ also.
4848 2009-04-24 Steve Ellcey <sje@cup.hp.com>
4850 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
4851 (movdf_internal): Ditto.
4852 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
4853 SFmode and DFmode constants.
4854 (ia64_print_operand): Add 'G' format for printing
4855 floating point constants.
4857 2009-04-24 Richard Guenther <rguenther@suse.de>
4859 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
4860 from unsigned additions.
4862 2009-04-24 Joseph Myers <joseph@codesourcery.com>
4864 * c-typeck.c (set_init_index): Allow array designators that are
4865 not integer constant expressions with a pedwarn if pedantic.
4867 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4869 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
4870 zero if no overlap in nonzero bits between the operands.
4872 2009-04-24 Ian Lance Taylor <iant@google.com>
4874 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
4875 (record_dead_and_set_regs): Likewise.
4876 * df.h (struct df_mw_hardreg): Change flags field to int.
4877 (struct df_base_ref): Likewise.
4878 (struct df): Change changeable_flags field to int.
4879 * df-scan.c (df_defs_record): Change clobber_flags to int.
4880 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
4881 constants rather than #define macros.
4882 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
4883 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
4884 (enum dwarf_calling_convention): Likewise.
4885 (enum dwarf_line_number_x_ops): Likewise.
4886 (enum dwarf_call_frame_info): Likewise.
4887 (enum dwarf_source_language): Likewise.
4888 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
4889 (add_calling_convention_attribute): Likewise.
4890 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
4891 (combine_comparisons): Change compcode to int. Add cast to enum type.
4892 * genrecog.c (maybe_both_true_2): Change c to int.
4893 (write_switch): Likewise. Add cast to enum type.
4894 * gimplify.c (gimplify_omp_for): Handle return values from
4895 gimplify_expr using MIN rather than bitwise or.
4896 (gimplify_expr): Add cast to enum type.
4897 * ipa-prop.c (update_jump_functions_after_inlining): Change
4898 IPA_BOTTOM to IPA_JF_UNKNOWN.
4899 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
4900 Add casts to enum type.
4901 (setup_cover_and_important_classes): Change cl to int. Add casts
4903 (setup_class_translate): Change cl and mode to int.
4904 (ira_init_once): Change mode to int.
4905 (free_register_move_costs): Likewise.
4906 (setup_prohibited_mode_move_regs): Add casts to enum type.
4907 * langhooks.c (add_builtin_function_common): Rework assertion that
4908 value fits bitfield.
4909 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
4910 * omega.c (omega_do_elimination): Avoid math on enum types.
4911 * optabs.c (expand_vec_shift_expr): Remove casts to int.
4912 * opts.c (set_debug_level): Change 2 to enum constant. Use new
4913 int local to handle integral_argment value.
4914 * regmove.c (try_auto_increment): Change PUT_MODE to
4916 * reload.c (push_secondary_reload): Add casts to enum type.
4917 (secondary_reload_class, find_valid_class): Likewise.
4918 * reload1.c (emit_input_reload_insns): Likewise.
4919 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
4920 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
4921 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
4923 * tree.c (build_common_builtin_nodes): Add casts to enum type.
4924 * tree-complex.c (complex_lattice_t): Typedef to int rather than
4926 (expand_complex_libcall): Add casts to enum type.
4927 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
4928 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
4929 with ERROR_MARK, not NUM_TREE_CODES.
4930 (vect_create_epilog_for_reduction): Likewise.
4931 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
4932 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
4933 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
4935 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
4936 vect_unused_in_loop. Change 0 to loop_vect.
4937 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
4938 * var-tracking.c (get_init_value): Change return type to enum
4940 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
4941 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
4943 (arm_override_options): Add casts to enum type.
4944 (arm_emit_tls_decoration): Likewise.
4945 * config/i386/i386.c (ix86_function_specific_restore): Add casts
4947 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
4948 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
4949 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
4951 * config/s390/s390.c (code_for_builtin_64): Change to array of
4953 (code_for_builtin_31): Likewise.
4954 (s390_expand_builtin): Change code_for_builtin to enum insn_code
4956 * config/sparc/sparc.c (sparc_override_options): Change value
4957 field in struct code_model to enum cmodel. In initializer change
4958 0 to NULL and add cast to enum type.
4960 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
4961 Change all callers. Issue a -Wc++-compat warning using
4962 lhs_origtype if necessary.
4963 (convert_for_assignment): Issue -Wc++-compat warnings about
4964 invalid conversions to enum type on assignment.
4965 * c-common.h (build_modify_expr): Update declaration.
4967 2009-04-24 Nick Clifton <nickc@redhat.com>
4969 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
4970 (function_arg_advance): Likewise.
4971 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
4974 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4976 * config/s390/constraints.md ('I', 'J'): Fix condition.
4978 2009-04-24 Diego Novillo <dnovillo@google.com>
4980 * gengtype-parse.c (parse_error): Add newline after message.
4982 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4984 * config/i386/sse.md (avxmodesuffixs): Removed.
4985 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
4986 (*avx_pinsr<ssevecsize>): This.
4988 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4990 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
4991 follow chains of regs with a single definition, and allow expressions
4992 that are function_invariant_p.
4993 (simple_rhs_p): Allow expressions that are function_invariant_p.
4995 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
4998 * fold-const.c (fold_cond_expr_with_comparison): When folding
4999 > and >= to MAX, make sure the MAX uses the same type as the
5000 comparison's operands.
5002 2009-04-24 Nick Clifton <nickc@redhat.com>
5004 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
5005 addressing for DImode accesses.
5006 (frv_print_operand_address): Handle PLUS case.
5007 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
5009 2009-04-24 Jakub Jelinek <jakub@redhat.com>
5011 PR rtl-optimization/39794
5012 * alias.c (canon_true_dependence): Add x_addr argument.
5013 * rtl.h (canon_true_dependence): Adjust prototype.
5014 * cse.c (check_dependence): Adjust canon_true_dependence callers.
5015 * cselib.c (cselib_invalidate_mem): Likewise.
5016 * gcse.c (compute_transp): Likewise.
5017 * dse.c (scan_reads_nospill): Likewise.
5018 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
5019 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
5020 canon_base_addr of the group, plus optional offset.
5021 (struct group_info): Rename canon_base_mem to
5023 (get_group_info): Set canon_base_addr to canon_rtx of base, not
5024 canon_rtx of base_mem.
5026 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
5028 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
5029 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
5031 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5033 * config/spu/spu-builtins.h: Delete file.
5035 * config/spu/spu.h (enum spu_builtin_type): Move here from
5037 (struct spu_builtin_description): Likewise. Add GTY marker.
5038 Do not use enum spu_function_code or enum insn_code.
5039 (spu_builtins): Add extern declaration.
5041 * config/spu/spu.c: Do not include "spu-builtins.h".
5042 (enum spu_function_code, enum spu_builtin_type_index,
5043 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
5044 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
5045 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
5046 unsigned_V2DI_type_node): Move here from spu-builtins.h.
5047 (spu_builtin_types): Make static. Add GTY marker.
5048 (spu_builtins): Add extern declaration with GTY marker.
5051 * config/spu/spu-c.c: Do not include "spu-builtins.h".
5052 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
5053 Check programmatically whether all parameters are scalar.
5055 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
5057 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
5059 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
5060 assignment from the constructor either if the target is volatile.
5062 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
5064 * config/arm/arm.md (insv): Do not share operands[0].
5066 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
5068 * config/vxlib-tls.c (active_tls_threads): Delete.
5069 (delete_hook_installed): New.
5070 (tls_delete_hook): Don't delete the delete hook.
5071 (tls_destructor): Delete it here.
5072 (__gthread_set_specific): Adjust installing the delete hook.
5073 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
5074 __gthread_leave_tsd_dtor_context.
5076 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
5078 * c-format.c (gcc_tdiag_char_table): Add support for %E.
5080 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
5082 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
5084 (alpha_rtx_costs): Ditto.
5085 (emit_unlikely_jump): Use add_reg_note.
5086 (emit_frame_store_1): Ditto.
5087 (alpha_expand_prologue): Ditto.
5088 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5089 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
5091 2009-04-23 Nick Clifton <nickc@redhat.com>
5093 * config/v850/v850.md (epilogue): Remove suppressed code.
5094 (return): Rename to return_simple and remove test of frame size.
5095 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
5096 to gen_return_simple.
5098 2009-04-22 Jing Yu <jingyu@google.com>
5101 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
5103 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5106 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
5107 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
5108 value is a VECTOR_CST, the element type is the element type of the
5111 2009-04-22 DJ Delorie <dj@redhat.com>
5113 * config/m32c/m32c.h: Update GTY annotations to new syntax.
5115 2009-04-22 Jakub Jelinek <jakub@redhat.com>
5117 * alias.c (find_base_term): Move around LO_SUM case, so that
5118 CONST falls through into PLUS/MINUS handling.
5121 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
5122 into 0, use omit_one_operand.
5124 2009-04-23 Ben Elliston <bje@au.ibm.com>
5126 * config/rs6000/linux-unwind.h (get_regs): Remove type
5127 puns. Change the type of `pc' to an array of unsigned ints and
5128 update all users. Constify frame24.
5130 2009-04-22 DJ Delorie <dj@redhat.com>
5132 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
5133 declarations before code.
5134 (current_function_special_page_vector): Likewise.
5135 (m32c_expand_insv): Silence a warning.
5137 2009-04-21 Taras Glek <tglek@mozilla.com>
5139 * alias.c: Update GTY annotations to new syntax.
5140 * basic-block.h: Likewise.
5141 * bitmap.h: Likewise.
5142 * c-common.h: Likewise.
5143 * c-decl.c: Likewise.
5144 * c-parser.c: Likewise.
5145 * c-pragma.c: Likewise.
5146 * c-tree.h: Likewise.
5147 * cfgloop.h: Likewise.
5148 * cgraph.h: Likewise.
5149 * config/alpha/alpha.c: Likewise.
5150 * config/arm/arm.h: Likewise.
5151 * config/avr/avr.h: Likewise.
5152 * config/bfin/bfin.c: Likewise.
5153 * config/cris/cris.c: Likewise.
5154 * config/darwin.c: Likewise.
5155 * config/frv/frv.c: Likewise.
5156 * config/i386/i386.c: Likewise.
5157 * config/i386/i386.h: Likewise.
5158 * config/i386/winnt.c: Likewise.
5159 * config/ia64/ia64.h: Likewise.
5160 * config/iq2000/iq2000.c: Likewise.
5161 * config/mips/mips.c: Likewise.
5162 * config/mmix/mmix.h: Likewise.
5163 * config/pa/pa.c: Likewise.
5164 * config/pa/pa.h: Likewise.
5165 * config/rs6000/rs6000.c: Likewise.
5166 * config/s390/s390.c: Likewise.
5167 * config/sparc/sparc.c: Likewise.
5168 * config/xtensa/xtensa.c: Likewise.
5169 * cselib.h: Likewise.
5170 * dbxout.c: Likewise.
5171 * dwarf2out.c: Likewise.
5172 * except.c: Likewise.
5173 * except.h: Likewise.
5174 * fixed-value.h: Likewise.
5175 * function.c: Likewise.
5176 * function.h: Likewise.
5177 * gimple.h: Likewise.
5178 * integrate.c: Likewise.
5179 * optabs.c: Likewise.
5180 * output.h: Likewise.
5183 * stringpool.c: Likewise.
5184 * tree-data-ref.c: Likewise.
5185 * tree-flow.h: Likewise.
5186 * tree-scalar-evolution.c: Likewise.
5187 * tree-ssa-address.c: Likewise.
5188 * tree-ssa-alias.h: Likewise.
5189 * tree-ssa-operands.h: Likewise.
5192 * varasm.c: Likewise.
5193 * varray.h: Likewise.
5195 * coretypes.h: Do not define GTY macro if it is already defined.
5196 * doc/gty.texi: Update GTY documentation to new syntax.
5197 * gengtype-lex.l: Enforce attribute-like syntax for GTY
5198 annotations on structs.
5199 * gengtype-parse.c: Likewise.
5201 2009-04-22 Mark Heffernan <meheff@google.com>
5203 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
5205 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
5207 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
5210 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
5212 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
5213 the same as a PLUS without a shift. Increase the cost of a
5216 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5218 * Makefile.in: Update dependencies.
5219 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
5220 * errors.h: Remove bogus comment about compatibility.
5221 (warning): Update declaration.
5222 * genautomata.c: Update all calls to warning.
5223 * gimple.c: Do not include errors.h. Include toplev.h.
5224 * tree-ssa-structalias.c: Do not include errors.h.
5225 * omega.c: Likewise.
5226 * tree-ssa-reassoc.c: Likewise.
5227 * config/spu/spu-c.c: Likewise.
5228 * config/spu/t-spu-elf: Update dependencies.
5230 2009-04-22 Richard Guenther <rguenther@suse.de>
5232 PR tree-optimization/39824
5233 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
5234 make sure the types are compatible.
5236 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5239 * c-common.c (c_parse_error): Take a token_flags parameter.
5240 Use token_type for the token type instead.
5241 Pass token_flags to cpp_type2name.
5242 * c-common.h (c_parse_error): Update declaration.
5243 * c-parser.c (c_parser_error): Pass 0 as token flags.
5245 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
5247 PR rtl-optimization/39580
5248 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
5250 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5252 * function.c (expand_function_end): Do not emit a jump to the "naked"
5253 return label for fall-through returns.
5254 * except.c (sjlj_emit_function_exit): Always place the call to the
5255 unregister function at the location installed by expand_function_end.
5257 2009-04-22 Richard Guenther <rguenther@suse.de>
5259 PR tree-optimization/39845
5260 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
5261 (gen_inbound_check): Likewise.
5263 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
5265 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
5267 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
5268 * config/vxlib.c (__gthread_once): Add race guard for PPC.
5270 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5272 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
5273 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
5274 shift counts to avoid out-of-bounds array accesses.
5276 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5278 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
5279 (Pmode): Move above.
5281 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
5283 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
5284 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
5285 GET_CODE macro. Use IN_RANGE macro where appropriate.
5286 * config/alpha/alpha.h: Ditto.
5287 * config/alpha/alpha.md: Ditto.
5288 * config/alpha/constraints.md: Ditto.
5289 * config/alpha/predicates.md: Ditto.
5291 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5293 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
5294 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5295 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5296 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5297 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5298 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5299 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5300 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5301 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5302 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5303 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5304 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5305 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5306 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5307 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5308 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5309 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5310 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5311 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5312 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5313 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5314 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5315 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5316 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5317 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5318 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5319 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5321 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5323 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
5324 references from comments.
5325 * cfgbuild.c: (count_basic_blocks): Delete.
5326 (find_basic_blocks_1): Delete.
5327 (find_basic_blocks): Delete.
5328 * except.c (finish_eh_generation): Make static. Move comment from
5329 except.h here. Remove find_basic_blocks references from comments.
5330 * except.h (finish_eh_generation): Delete.
5331 * basic-block.h (find_basic_blocks): Delete.
5332 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
5334 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
5336 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
5337 (sdbout_parms): Likewise.
5339 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5341 * config/sh/sh.c (prepare_cbranch_operands): Use
5342 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
5343 (expand_cbranchdi4): Likewise.
5344 (from_compare): Add cast to enum type.
5345 (expand_cbranchsi4): Use add_reg_note.
5346 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
5347 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
5348 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
5349 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5350 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
5351 instead of CODE_FOR_nothing.
5352 (cbranchdi4): Likewise. Fix the order of arguments for
5354 (push_fpscr): Use add_reg_note.
5355 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
5356 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
5358 2009-04-21 Joseph Myers <joseph@codesourcery.com>
5360 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
5361 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5362 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5363 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
5364 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
5365 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
5366 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
5367 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
5368 config/alpha/x-vms, config/arc/t-arc,
5369 config/arm/README-interworking, config/arm/arm-c.c,
5370 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
5371 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
5372 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
5373 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
5374 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
5375 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
5376 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
5377 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
5378 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
5379 config/cris/t-elfmulti, config/crx/t-crx,
5380 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
5381 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
5382 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
5383 config/h8300/t-h8300, config/i386/athlon.md,
5384 config/i386/darwin-libgcc.10.4.ver,
5385 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
5386 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
5387 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
5388 config/i386/t-linux64, config/i386/t-nwld,
5389 config/i386/t-rtems-i386, config/i386/t-sol2-10,
5390 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
5391 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
5392 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
5393 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
5394 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
5395 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
5396 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
5397 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
5398 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
5399 config/m68k/t-uclinux, config/mcore/t-mcore,
5400 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
5401 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
5402 config/mips/crtn.asm, config/mips/irix-crti.asm,
5403 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
5404 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
5405 config/mips/mips-fixed.md, config/mips/sb1.md,
5406 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
5407 config/mips/t-iris6, config/mips/t-isa3264,
5408 config/mips/t-libgcc-mips16, config/mips/t-linux64,
5409 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
5410 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
5411 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
5412 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
5413 config/mn10300/t-linux, config/mn10300/t-mn10300,
5414 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
5415 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
5416 config/picochip/libgccExtras/clzsi2.asm,
5417 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
5418 config/rs6000/darwin-libgcc.10.4.ver,
5419 config/rs6000/darwin-libgcc.10.5.ver,
5420 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
5421 config/rs6000/t-aix43, config/rs6000/t-aix52,
5422 config/rs6000/t-darwin, config/rs6000/t-fprules,
5423 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
5424 config/rs6000/t-lynx, config/rs6000/t-netbsd,
5425 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
5426 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
5427 config/rs6000/t-rtems, config/rs6000/t-spe,
5428 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
5429 config/score/t-score-elf, config/sh/divcost-analysis,
5430 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
5431 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
5432 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
5433 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
5434 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
5435 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
5436 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
5437 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
5438 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
5439 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
5440 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
5441 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
5442 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
5443 limitx.h, version.c, xcoff.h: Add copyright and license notices.
5444 * config/h8300/genmova.sh: Include copyright and license notices
5445 in generated output.
5446 * config/h8300/mova.md: Regenerate.
5447 * doc/install.texi2html: Include word "Copyright" in copyright
5448 notice and use name "Free Software Foundation, Inc.".
5449 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5450 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5451 ChangeLog-2007, ChangeLog-2008: Correct dates.
5453 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
5455 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
5456 NE_EXPR operations as well.
5457 * c-parser.c (c_parser_condition): Do not set location information on
5459 (c_parser_conditional_expression): Likewise.
5460 (c_parser_binary_expression): Set location information on operators.
5461 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
5462 TRUTH_NOT_EXPR has been folded.
5463 * fold-const.c (fold_truth_not_expr): Copy location information from
5464 the incoming expression to the outgoing one.
5465 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
5466 recursive calls on the LHS of the operator but pass that of the
5467 operator to recursive calls on the RHS of the operator. Set it
5469 (shortcut_cond_expr): Set the locus of the operator on the second
5470 COND_EXPR and that of the expression on the first in degenerate cases.
5471 Pass the locus of the expression to calls to shortcut_cond_r.
5472 Set the locus of the 'then' block on the associated jump, if any.
5473 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
5474 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
5475 expression to call to gimplify_boolean_expr.
5477 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
5479 * config.gcc: Add additional configuration for
5480 i686-w64-mingw* and x86_64-w64-mingw* triplet.
5481 * config/i386/mingw-w64.h: New mingw-w64 specific header.
5482 (CPP_SPEC): Redefine for allowing -municode option.
5483 (STARTFILE_SPEC): Likewise.
5484 * config/i386/t-mingw-w64: New.
5485 * config/i386/mingw-w64.opt: New.
5486 (municode): Add new target option.
5487 * doc/invoke.texi (municode): Add documentation for new option.
5489 2009-04-21 Ian Lance Taylor <iant@google.com>
5491 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5492 Correct test for number of arguments.
5493 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
5495 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
5497 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
5498 argument of emit_library_call.
5500 2009-04-21 Richard Guenther <rguenther@suse.de>
5503 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
5504 inside VIEW_CONVERT_EXPRs.
5506 2009-04-21 Martin Jambor <mjambor@suse.cz>
5508 * tree-switch-conversion.c (build_constructors): Split a long line.
5509 (constructor_contains_same_values_p): New function.
5510 (build_one_array): Create assigns of constants if possible, do not
5511 call mark_sym_for_renaming, call update_stmt.
5512 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
5513 make_rename_temp. Do not call mark_symbols_for_renaming, call
5515 (gen_def_assigns): Do not call mark_symbols_for_renaming or
5516 find_new_referenced_vars, call update_stmt.
5517 (gen_inbound_check): Use create_tmp_var and create ssa names manually
5518 instead of calling make_rename_temp. Do not call
5519 find_new_referenced_vars or mark_symbols_for_renaming, call
5522 2009-04-21 Richard Guenther <rguenther@suse.de>
5524 PR tree-optimization/39827
5525 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
5526 (tree_ssa_phiprop): Pass the correct array size.
5528 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
5530 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
5532 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
5535 * c-typeck.c (lvalue_p): Move declaration ...
5536 * c-common.h (lvalue_p): ... to here.
5537 * c-common.c (candidate_equal_p): New.
5538 (add_tlist): Use it.
5539 (merge_tlist): Use it.
5540 (warn_for_collisions_1): Likewise.
5541 (warning_candidate_p): Accept more candidates.
5542 (verify_tree): A warning candidate can be an expression. Use
5545 2009-04-21 Ben Elliston <bje@au.ibm.com>
5548 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5549 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
5550 options. Remove -mcall-solaris documentation.
5552 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5555 * doc/invoke.texi (-Wlong-long): Update description.
5556 * c-lex (interpret_integer): Only warn if there was no previous
5557 overflow and -Wlong-long is enabled.
5558 * c-decl.c (declspecs_add_type): Drop redundant flags.
5559 * c.opt (Wlong-long): Init to -1.
5560 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
5561 and front-end warn_long_long. Wlong-long only depends on other
5562 flags if it is uninitialized.
5563 * c-parser.c (disable_extension_diagnostics): warn_long_long is
5564 the same for CPP and FE.
5565 (restore_extension_diagnostics): Likewise.
5567 2009-04-20 Ian Lance Taylor <iant@google.com>
5569 Fix enum conversions which are invalid in C++:
5570 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
5571 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
5572 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
5573 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
5574 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
5575 (dbxout_parms): Likewise.
5576 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
5577 (df_clear_flags): Likewise.
5578 * df-problems.c (df_rd_bb_local_compute_process_def): Change
5579 top_flag parameter to int.
5580 (df_chain_create_bb_process_use): Likewise.
5581 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
5583 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
5584 (df_ref_create_structure, df_def_record_1): Likewise.
5585 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
5586 (df_notes_rescan): Change 0 to VOIDmode in function call.
5587 (df_get_call_refs, df_insn_refs_collect): Likewise.
5588 (df_bb_regs_collect): Likewise.
5589 (df_entry_block_defs_collect): Likewise.
5590 (df_exit_block_uses_collect): Likewise.
5591 * df.h: Update declarations.
5592 * double-int.c (double_int_divmod): Add cast to enum type.
5593 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
5594 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
5595 (based_loc_descr): Likewise.
5596 (loc_descriptor_from_tree_1): Change first_op and second_op to
5597 enum dwarf_location_atom. Add cast to enum type.
5598 * expmed.c (init_expmed): Change 0 to SET in function call.
5599 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
5600 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
5601 (do_store_flag): Likewise.
5602 * fixed-value.h (struct fixed_value): Change mode to enum
5604 * function.c (assign_parms): Change 0 to VOIDmode in function call.
5605 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
5607 (insert_insn_decl, insert_decl, insert_state): Likewise.
5608 (automata_list_finish): Likewise.
5609 * genrecog.c (process_define_predicate): Add cast to enum type.
5610 * gensupport.c (init_predicate_table): Add cast to enum type.
5611 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
5613 (gimple_build_call_1, gimple_build_label): Likewise.
5614 (gimple_build_goto, gimple_build_asm_1): Likewise.
5615 (gimple_build_switch_1, gimple_build_cdt): Likewise.
5616 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
5617 (enum fallback): Rename from enum fallback_t.
5618 (fallback_t): Typedef as int.
5619 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
5620 GSI_SAME_STMT in function call.
5621 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
5623 (setup_reg_class_relations): Likewise.
5624 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
5625 (setup_prohibited_class_mode_regs): Add cast to enum type.
5626 (setup_prohibited_mode_move_regs): Likewise.
5627 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
5628 (record_address_regs): Change i to enum reg_class.
5629 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
5630 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
5631 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
5632 (GET_MODE_2XWIDER_MODE): Likewise.
5633 (GET_CLASS_NARROWEST_MODE): Likewise.
5634 * omp-low.c (expand_omp_for): Add cast to enum type.
5635 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
5636 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
5637 * postreload.c (reload_cse_simplify_operands): Change rclass local
5639 * predict.c (combine_predictions_for_insn): Change best_predictor
5640 and predictor to enum br_predictor.
5641 (combine_predictions_for_bb): Likewise.
5642 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
5643 use SET_PREDICT_EXPR_OUTCOME.
5644 * real.c (real_arithmetic): Change icode to code in function call.
5645 * reginfo.c (init_move_cost): Add casts to enum type.
5646 (init_reg_sets_1, init_fake_stack_mems): Likewise.
5647 * regmove.c (regclass_compatible_p): Change class0 and class1 to
5649 * reload.c (find_valid_class): Add casts to enum type.
5650 (push_reload): Change 0 to NO_REGS in function call.
5651 (find_reloads): Change this_alternative to array of enum
5652 reg_class. Remove some now-unnecessary casts.
5653 (make_memloc): Change 0 to VOIDmode in function call.
5654 * reload1.c (reload): Change 0 to VOIDmode in function call.
5655 (eliminate_regs_1, elimination_effects): Likewise.
5656 (eliminate_regs_in_insn): Likewise.
5657 (emit_input_reload_insns): Add cast to enum type.
5658 (delete_output_reload): Change 0 to VOIDmode in function call.
5659 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
5660 to enum type in function call.
5661 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
5662 (SET_PREDICT_EXPR_OUTCOME): Define.
5663 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
5664 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
5665 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
5666 (dump_function): Likewise.
5667 * tree-dump.h: Update declarations.
5668 * tree-pass.h: Update declarations.
5669 * varasm.c (assemble_integer): Change mclass to enum mode_class.
5670 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
5672 (arm_rtx_costs_1): Correct parenthesization.
5673 (arm_rtx_costs): Add casts to enum type.
5674 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
5675 (vfp_emit_fstmd): Use add_rg_note.
5676 (emit_multi_reg_push, emit_sfm): Likewise.
5677 (thumb_set_frame_pointer): Likewise.
5678 (arm_expand_prologue): Likewise.
5679 (arm_regno_class): Change return type to enum reg_class.
5680 (thumb1_expand_prologue): Use add_reg_note.
5681 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
5682 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
5684 * config/arm/gentune.sh: Add cast to enum type.
5685 * config/arm/arm-tune.md: Rebuild.
5686 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
5687 (ix86_split_fp_branch, predict_jump): Likewise.
5688 (ix86_expand_multi_arg_builtin): Change sub_code from enum
5689 insn_code to enum rtx_code.
5690 (ix86_builtin_vectorized_function): Add cast to enum type.
5691 * config/i386/i386.md (truncdfsf2): Change slot to enum
5693 (truncxf<mode>2, isinf<mode>2): Likewise.
5694 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
5696 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
5697 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
5698 (insert_bundle_state): Change 1 to INSERT in function call.
5699 (ia64_add_bundle_selector_before): Likewise.
5700 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
5701 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
5702 (restore_stack_nonlocal): Likewise.
5703 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
5705 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
5707 (mips_rtx_costs): Likewise.
5708 (mips_override_options): Add casts to enum type.
5709 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
5711 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
5712 (store_reg, set_reg_plus_d): Likewise.
5713 (hppa_expand_prologue, hppa_profile_hook): Likewise.
5714 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5716 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
5718 (emit_unlikely_jump): Use add_reg_note.
5719 (rs6000_emit_allocate_stack): Likewise.
5720 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
5721 (output_toc): Change 1 to INSERT in function call.
5722 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
5723 (rs6000_initialize_trampoline): Likewise.
5724 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
5726 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
5727 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
5728 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
5729 (save_gprs): Use add_reg_note.
5730 (s390_emit_prologue): Likewise.
5731 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5732 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
5733 (sparc_fold_builtin): Add cast to enum type.
5734 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
5736 (spu_expand_prologue): Use add_reg_note.
5737 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
5739 2009-04-20 Ian Lance Taylor <iant@google.com>
5741 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
5742 (c_parser_postfix_expression_after_primary): Get VEC for list of
5743 arguments. Get original types of arguments. Call
5744 build_function_call_vec.
5745 (cached_expr_list_1, cached_expr_list_2): New static variables.
5746 (c_parser_expr_list): Change return type to VEC *. Add
5747 p_orig_types parameter. Change all callers.
5748 (c_parser_release_expr): New static function.
5749 (c_parser_vec_to_tree_list): New static function.
5750 * c-typeck.c (build_function_call): Rewrite to build a VEC and
5751 call build_function_call_vec.
5752 (build_function_call_vec): New function, based on old
5753 build_function_call.
5754 (convert_arguments): Remove nargs and argarray parameters. Change
5755 values to a VEC. Add origtypes parameter.
5756 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
5757 (convert_for_assignment): Add origtype parameter. Change all
5758 callers. If warn_cxx_compat, check for conversion to an enum
5759 type when calling a function.
5760 (store_init_value): Add origtype parameter. Change all callers.
5761 (digest_init): Likewise.
5762 (struct init_node): Add origtype field.
5763 (add_pending_init): Add origtype parameter. Change all callers.
5764 (output_init_element): Likewise.
5765 (output_pending_init_elements): Pass origtype from init_node to
5766 output_init_element.
5767 (process_init_element): Pass origtype from c_expr to
5768 output_init_element.
5769 (c_finish_return): Add origtype parameter. Change all callers.
5770 * c-common.c (sync_resolve_size): Change params to VEC *. Change
5772 (sync_resolve_params): Likewise.
5773 (sync_resolve_return): Change params to first_param. Change caller.
5774 (resolve_overloaded_builtins): Change params to VEC *. Change
5775 callers. Save first parameter around call to build_function_call_vec.
5776 * c-decl.c (finish_decl): Add origtype parameter. Change all
5777 callers. Call build_function_call_vec rather than
5778 build_function_call for cleanup.
5779 * c-tree.h: Update declarations.
5780 * c-common.h: Update declarations.
5781 * stub-objc.c (objc_rewrite_function_call): Change parameter from
5782 params to first_param.
5783 * target.h (struct gcc_target): Change resolve_overloaded_builtin
5784 params parameter from tree to void *.
5785 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5786 Change arglist parameter to have type void *, and to be a pointer
5788 * config/rs6000/rs6000-protos.h
5789 (altivec_resolve_overloaded_builtin): Update declaration.
5790 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
5791 fnargs parameter to have type void *, and to be a pointer to a
5792 VEC. Call build_function_call_vec instead of
5793 build_function_call.
5794 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
5796 2009-04-20 Joey Ye <joey.ye@intel.com>
5797 Xuepeng Guo <xuepeng.guo@intel.com>
5798 H.J. Lu <hongjiu.lu@intel.com>
5800 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
5802 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
5803 (IX86_LEA_PRIORITY): Likewise.
5804 (distance_non_agu_define): New function.
5805 (distance_agu_use): Likewise.
5806 (ix86_lea_for_add_ok): Likewise.
5807 (ix86_dep_by_shift_count): Likewise.
5809 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
5810 should split for LEA.
5812 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
5814 (ix86_dep_by_shift_count): Likewise.
5816 2009-04-20 Richard Guenther <rguenther@suse.de>
5818 * expr.c (handled_component_p): Move ...
5819 * tree.h (handled_component_p): ... here.
5820 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
5821 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
5822 and REALPART_EXPR to be in one group.
5824 2009-04-20 Richard Guenther <rguenther@suse.de>
5826 * basic-block.h (get_all_dominated_blocks): Declare.
5827 * dominance.c (get_all_dominated_blocks): New function.
5828 * tree-cfg.c (get_all_dominated_blocks): Remove.
5829 (remove_edge_and_dominated_blocks): Adjust.
5830 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
5831 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
5832 instead of recursing.
5834 2009-04-20 Doug Kwan <dougkwan@google.com>
5836 * cgraph.h (cgraph_node_ptr): New type for vector functions.
5837 (struct cgraph_node_set_def): New type.
5838 (cgraph_node_set) New type. Also declare vector functions.
5839 (struct cgraph_node_set_element_def): New type.
5840 (cgraph_node_set_element): Ditto.
5841 (cgraph_node_set_iterator): New iterator type.
5842 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
5843 cgraph_node_set_remove, dump_cgraph_node_set,
5844 debug_cgraph_node_set): New prototypes.
5845 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
5846 cgraph_node_set_size): New inlines.
5847 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
5849 (struct ipa_opt_pass): Add struct cgraph_node_set_def
5850 argument to function 'write_summary'.
5851 * ipa.c: Include ggc.h.
5852 (hash_cgraph_node_set_element,
5853 eq_cgraph_node_set_element, cgraph_node_set_new,
5854 cgraph_node_set_add, cgraph_node_set_remove,
5855 cgraph_node_set_find, dump_cgraph_node_set,
5856 debug_cgraph_node_set): New functions.
5857 * Makefile.in (ipa.o): Add dependency on GGC_H.
5859 2009-04-20 Ira Rosen <irar@il.ibm.com>
5861 PR tree-optimization/39675
5862 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
5863 check of the return code of vect_schedule_slp. Check that
5864 stmt_vec_info still exists for the statement, before checking its
5867 2009-04-20 Michael Matz <matz@suse.de>
5869 * Makefile.in (generated_files): Take out $(simple_generated_c).
5871 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
5873 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
5874 (UINTPTR_TYPE): Likewise.
5876 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5879 * c-typeck.c (digest_init): Check for initializing an array with a
5882 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5885 * c-semantics.c (pop_stmt_list): Propagate
5886 STATEMENT_LIST_HAS_LABEL to parent statement list.
5888 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
5890 * config/mips/mips.h (mips_tune_attr): New macro.
5891 * config/mips/mips.md (cpu): Use it.
5893 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5896 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
5899 2009-04-19 Diego Novillo <dnovillo@google.com>
5901 * toplev.c (compile_file): Move call to coverage_finish ...
5902 * cgraphunit.c (ipa_passes): ... here.
5903 Call cgraph_process_new_functions.
5904 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
5905 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
5907 2009-04-19 Jan Hubicka <jh@suse.cz>
5909 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
5911 (dump_cgraph_node): Dump can throw external flag.
5912 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
5914 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5918 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
5919 * common.opt (Wlogical-op): Move from here...
5920 * c.opt (Wlogical-op): ... to here.
5921 * c-typeck.c (parser_build_binary_op): Update call to
5922 warn_logical_operator.
5923 * c-opts.c (c_common_post_options): Enable warn_logical_op with
5925 * c-common.c (warn_logical_op): Update.
5926 * c-common.h (warn_logical_op): Update declaration.
5928 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
5930 * tree.c (protected_set_expr_location): Fix formatting.
5932 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5935 * c-typeck.c (readonly_warning): new.
5936 (build_unary_op, build_modify_expr): Use readonly_warning for
5937 storing into something readonly but not const-qualified.
5939 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5942 * c-typeck.c (build_unary_op): Check for taking address of
5943 expression of type void.
5945 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5948 * c-typeck.c (build_function_call): Check for calling a function
5949 with qualified void return types. Call require_complete_type when
5952 2009-04-18 Jan Hubicka <jh@suse.cz>
5954 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
5956 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
5957 can_throw_external flag.
5958 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
5959 * ipa-pure-const.c (ignore_edge): New function.
5960 (propagate): Compute order for NOTHROW computation; set NOTHROWs
5961 only over can_throw_external edges.
5962 (local_pure_const): Add nothrow flag.
5963 * ipa-utils.c (searchc): Add ignore_edge callback.
5964 (ipa_utils_reduced_inorder): Add ignore_edge callback.
5965 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
5966 (set_nothrow_function_flags): Update cgraph.
5967 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
5969 2009-04-18 Richard Guenther <rguenther@suse.de>
5972 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
5973 (fold_stmt): ... this and ...
5974 (fold_stmt_inplace): ... this.
5975 (fold_stmt_1): Fold references in calls and asms.
5976 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
5978 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5980 * tree-vrp.c (ssa_name_nonzero_p): Remove.
5981 * tree.h: Remove the prototype for ssa_name_nonzero_p.
5983 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5985 * tree.c (function_args_count): Remove.
5986 * tree.h: Remove the prototype for function_args_count.
5988 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5990 * tree-iterator.c (expr_only): Remove.
5991 * tree.h: Remove the prototype for expr_only.
5993 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5995 * reginfo.c (cannot_change_mode_set_regs): Remove.
5996 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
5998 2009-04-08 Anatoly Sokolov <aesok@post.ru>
6000 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
6001 whether operands 0 and 1 overlaps.
6003 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
6006 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
6007 pointer. Use warning_at instead of warning.
6008 (search_for_addr_array): Likewise.
6009 (check_array_bounds): Likewise.
6010 (check_all_array_refs): Check that the incoming edge is not in the
6011 list of edges to be removed.
6012 (check_all_array_refs): Avoid the temporal pointer.
6013 (vrp_visit_cond_stmt): Fix typo.
6014 (simplify_switch_using_ranges): Handle the case where the switch
6015 index is an integer constant.
6017 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
6019 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
6021 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6023 * doc/extend.texi, doc/invoke.texi: Fix typos.
6025 2009-04-17 Cary Coutant <ccoutant@google.com>
6027 * tree-flow-inline.h (get_lineno): Fix inverted test.
6029 2009-04-17 Diego Novillo <dnovillo@google.com>
6031 * tree-ssa-pre.c (create_expression_by_pieces): Remove
6032 assertion for AVAIL_OUT.
6034 2009-04-17 Mike Frysinger <vapier@gentoo.org>
6037 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
6038 * config/sh/linux-atomic.asm: Likewise.
6040 2009-04-17 Diego Novillo <dnovillo@google.com>
6042 * except.c (debug_eh_tree): New.
6043 (struct eh_region, struct eh_status): Move ...
6044 * except.h: ... here.
6045 (add_type_for_runtime): Declare extern.
6046 (lookup_type_for_runtime): Likewise.
6047 (debug_eh_tree): Declare.
6048 * Makefile.in (GTFILES): List except.h before except.c
6050 2009-04-17 Diego Novillo <dnovillo@google.com>
6052 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
6053 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
6054 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
6055 (find_vars_r): ... here.
6056 * tree-flow.h (find_referenced_vars_in): Declare.
6057 * tree-ssa-pre.c (create_expression_by_pieces): Assert
6058 that AVAIL_OUT exists for BLOCK.
6059 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
6060 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
6061 (tree-parloops.o): Likewise.
6063 2009-04-17 Simon Baldwin <simonb@google.com>
6065 * toplev.c (default_tree_printer): Add handling for %E format.
6067 2009-04-17 Diego Novillo <dnovillo@google.com>
6069 * tree-pretty-print.c (dump_generic_node): Add break after
6070 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
6071 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
6072 FUNCTION_TYPE together. Call print_struct_decl when printing
6073 structures and TDF_SLIM is not given.
6074 (print_struct_decl): Fix logic for detecting recursion.
6076 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6079 * gcc.c (create_at_file): New.
6080 (compile_input_file_p): New.
6081 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
6082 * main.c (main): Update call to toplev_main.
6083 * toplev.c (toplev_main): Change signature. Call expandargv.
6084 * toplev.h (toplev_main): Change signature.
6086 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6088 * dwarf2out.c (field_byte_offset): Use the type size as the field size
6089 if the latter is not constant.
6091 2009-04-17 David Edelsohn <edelsohn@gnu.org>
6093 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
6095 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6097 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
6098 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
6100 2009-04-17 Richard Guenther <rguenther@suse.de>
6102 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6103 Handle component references view-converting an invariant address.
6105 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
6107 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
6108 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
6109 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
6110 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
6111 Use @deftypevr rather than @deftypevar.
6113 2009-04-17 Richard Guenther <rguenther@suse.de>
6115 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
6116 (get_prop_source_stmt): Likewise.
6117 (can_propagate_from): Likewise.
6119 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
6121 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
6122 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
6123 (--with-multilib-list): Add default value.
6124 * configure: Regenerate.
6125 * Makefile.in (TM_ENDIAN_CONFIG): Define.
6126 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
6127 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
6128 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
6129 Don't add default cpu to multilib list unnecessarily, but do enable
6130 the relevant compiler option..
6131 Add support for --with-multilib-list=<blank> and
6132 --with-multilib-list=!<somelib> to supress unwanted multilibs.
6133 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
6134 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
6135 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
6137 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
6138 (MULTILIB_OSDIRNAMES): New variable.
6139 * config/sh/t-1e: Delete file.
6140 * config/sh/t-mlib-sh1: Delete file.
6141 * config/sh/t-mlib-sh2: Delete file.
6142 * config/sh/t-mlib-sh2a: Delete file.
6143 * config/sh/t-mlib-sh2a-nofpu: Delete file.
6144 * config/sh/t-mlib-sh2a-single: Delete file.
6145 * config/sh/t-mlib-sh2a-single-only: Delete file.
6146 * config/sh/t-mlib-sh2e: Delete file.
6147 * config/sh/t-mlib-sh3e: Delete file.
6148 * config/sh/t-mlib-sh4: Delete file.
6149 * config/sh/t-mlib-sh4-nofpu: Delete file.
6150 * config/sh/t-mlib-sh4-single: Delete file.
6151 * config/sh/t-mlib-sh4-single-only: Delete file.
6152 * config/sh/t-mlib-sh4a: Delete file.
6153 * config/sh/t-mlib-sh4a-nofpu: Delete file.
6154 * config/sh/t-mlib-sh4a-single: Delete file.
6155 * config/sh/t-mlib-sh4a-single-only: Delete file.
6156 * config/sh/t-mlib-sh4al: Delete file.
6157 * config/sh/t-mlib-sh5-32media: Delete file.
6158 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
6159 * config/sh/t-mlib-sh5-64media: Delete file.
6160 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
6161 * config/sh/t-mlib-sh5-compact: Delete file.
6162 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
6163 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
6164 * doc/install.texi (Options specification): Add
6165 --with-multilib-list and --with-endian.
6167 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6169 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
6171 (OBJS-common): Add plugin-version.o.
6172 (plugin-version.o): New.
6173 * gcc-plugin.h (plugin_gcc_version): New.
6174 (plugin_default_version_check): New.
6175 (plugin_init_func, plugin_init): Add version argument.
6176 * plugin-version.c: New.
6177 * plugin.c (str_plugin_gcc_version_name): New.
6178 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
6179 pass it to the init function.
6180 (plugin_default_version_check): New.
6182 2009-04-17 Richard Guenther <rguenther@suse.de>
6184 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
6185 for decl-vs-decl disambiguation.
6187 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
6189 * config/s390/s390.h (s390_tune_attr): New macro definition.
6190 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
6192 2009-04-17 Richard Guenther <rguenther@suse.de>
6194 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
6195 (fold_stmt_r): Likewise.
6196 (maybe_fold_reference): New function.
6197 (fold_gimple_assign): Handle cases fold_stmt_r did.
6198 (fold_stmt): Do not use fold_stmt_r.
6199 (fold_stmt_inplace): Likewise.
6201 2009-04-17 Richard Guenther <rguenther@suse.de>
6203 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
6204 (record_equivalences_from_stmt): Remove useless checks and
6206 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
6207 the type is already suitable.
6209 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
6211 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
6213 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
6215 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
6216 (CMPtype): Define as __gcc_CMPtype.
6218 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
6220 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
6221 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
6223 2009-04-17 Richard Guenther <rguenther@suse.de>
6225 PR tree-optimization/39746
6226 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
6227 special-casing for builtins and static variable use/def.
6228 (call_may_clobber_ref_p_1): Likewise.
6230 2009-04-16 Ian Lance Taylor <iant@google.com>
6232 * df.h: Include "timevar.h".
6233 (struct df_problem): Change tv_id field to timevar_id_t.
6234 * tree-pass.h: Include "timevar.h".
6235 (struct opt_pass): Change tv_id field to timevar_id_t.
6236 * timevar.h (timevar_id_t): Define TV_NONE.
6237 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
6238 TV_NONE rather than tv_id != 0.
6239 (execute_one_pass): Likewise.
6240 * Makefile.in (DF_H): Add $(TIMEVAR_H).
6241 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
6242 dependencies to $(TREE_PASS_H).
6243 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
6245 (pass_branch_target_load_optimize2): Likewise.
6246 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
6247 (pass_outof_cfg_layout_mode): Likewise.
6248 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
6249 (pass_rebuild_cgraph_edges): Likewise.
6250 (pass_remove_cgraph_callee_edges): Likewise.
6251 * df-core.c (pass_df_initialize_opt): Likewise.
6252 (pass_df_initialize_no_opt): Likewise.
6253 (pass_df_finish): Likewise.
6254 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6255 * except.c (pass_set_nothrow_function_flags): Likewise.
6256 (pass_convert_to_eh_region_ranges): Likewise.
6257 * final.c (pass_compute_alignments): Likewise.
6258 * function.c (pass_instantiate_virtual_regs): Likewise.
6259 (pass_init_function): Likewise.
6260 (pass_leaf_regs): Likewise.
6261 (pass_match_asm_constraints): Likewise.
6262 * gimple-low.c (pass_lower_cf): Likewise.
6263 (pass_mark_used_blocks): Likewise.
6264 * init-regs.c (pass_initialize_regs): Likewise.
6265 * integrate.c (pass_initial_value_sets): Likewise.
6266 * ira.c (pass_ira): Likewise.
6267 * jump.c (pass_cleanup_barriers): Likewise.
6268 * omp-low.c (pass_expand_omp): Likewise.
6269 (pass_lower_omp): Likewise.
6270 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
6271 * recog.c (pass_split_all_insns): Likewise.
6272 (pass_split_after_reload): Likewise.
6273 (pass_split_before_regstack): Likewise.
6274 (pass_split_before_sched2): Likewise.
6275 (pass_split_for_shorten_branches): Likewise.
6276 * reginfo.c (pass_reginfo_init): Likewise.
6277 (pass_subregs_of_mode_init): Likewise.
6278 (pass_subregs_of_mode_finish): Likewise.
6279 * passes.c (pass_postreload): Likewise.
6280 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
6281 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
6282 (pass_warn_function_return): Likewise.
6283 (pass_warn_function_noreturn): Likewise.
6284 * tree-complex.c (pass_lower_complex): Likewise.
6285 (pass_lower_complex_O0): Likewise.
6286 * tree-if-conv.c (pass_if_conversion): Likewise.
6287 * tree-into-ssa.c (pass_build_ssa): Likewise.
6288 * tree-mudflap.c (pass_mudflap_1): Likewise.
6289 (pass_mudflap_2): Likewise.
6290 * tree-nomudflap.c (pass_mudflap_1): Likewise.
6291 (pass_mudflap_2): Likewise.
6292 * tree-nrv.c (pass_return_slot): Likewise.
6293 * tree-object-size.c (pass_object_sizes): Likewise.
6294 * tree-optimize.c (pass_all_optimizations): Likewise.
6295 (pass_early_local_passes): Likewise.
6296 (pass_all_early_optimizations): Likewise.
6297 (pass_cleanup_cfg): Likewise.
6298 (pass_cleanup_cfg_post_optimizing): Likewise.
6299 (pass_free_datastructures): Likewise.
6300 (pass_free_cfg_annotations): Likewise.
6301 (pass_fixup_cfg): Likewise.
6302 (pass_init_datastructures): Likewise.
6303 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
6304 (pass_late_warn_uninitialized): Likewise.
6305 (pass_update_address_taken): Likewise.
6306 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
6307 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
6308 (pass_cse_sincos): Likewise.
6309 (pass_convert_to_rsqrt): Likewise.
6310 * tree-ssa-structalias.c (pass_build_alias): Likewise.
6311 * tree-stdarg.c (pass_stdarg): Likewise.
6312 * tree-tailcall.c (pass_tail_recursion): Likewise.
6313 (pass_tail_calls): Likewise.
6314 * tree-vect-generic.c (pass_lower_vector): Likewise.
6315 (pass_lower_vector_ssa): Likewise.
6316 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
6318 2009-04-16 Joseph Myers <joseph@codesourcery.com>
6320 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
6322 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
6324 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
6325 logical and signext.
6327 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
6330 * config/sh/predicates.md (arith_operand): Check if the operand
6331 of TRUNCATE is a REG.
6333 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6335 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6336 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6338 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6340 * tree-iterator.c (tsi_split_statement_list_after,
6341 tsi_split_statement_list_before): Remove.
6342 * tree-iterator.h: Remove the prototypes for
6343 tsi_split_statement_list_after and tsi_split_statement_list_before.
6345 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6347 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
6348 * tree-ssa-propagate.h: Remove the prototype for
6349 stmt_makes_single_load.
6351 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6353 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
6354 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
6356 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6358 * tree-iterator.c (EXPR_LAST_BODY): Remove.
6360 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6362 * except.c (eh_region_outer_p): Remove.
6363 * except.h: Remove the prototype for eh_region_outer_p.
6365 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6367 * function.c (current_function_assembler_name): Remove.
6368 * function.h: Remove the prototype for
6369 current_function_assembler_name.
6371 2009-04-16 Ian Lance Taylor <iant@google.com>
6373 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
6374 (add_reg_note): Call alloc_reg_note.
6375 * rtl.h (alloc_reg_note): Declare.
6376 * combine.c (try_combine): Use alloc_reg_note.
6377 (recog_for_combine, move_deaths): Likewise.
6378 (distribute_notes): Use alloc_reg_note and add_reg_note.
6379 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
6380 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
6381 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
6383 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
6385 PR rtl-optimization/39762
6386 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
6387 ira_may_move_out_cost): Add comments about way of their usage.
6388 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
6390 * ira-conflicts.c (process_regs_for_copy): Use function
6391 ira_get_register_move_cost instead of global
6392 ira_register_move_cost.
6394 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
6395 color_pass, move_spill_restore, update_curr_costs): Ditto.
6397 * ira-lives.c (process_single_reg_class_operands): Ditto.
6399 * ira-emit.c (emit_move_list): Ditto.
6401 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
6402 (record_reg_classes): Ditto. Use functions
6403 ira_get_register_move_cost and ira_get_may_move_cost instead of
6404 global vars ira_register_move_cost, ira_may_move_out_cost and
6405 ira_may_move_in_cost.
6406 (record_address_regs): Don't call ira_init_register_move_cost.
6407 Use function ira_get_may_move_cost instead of global
6408 ira_may_move_in_cost.
6409 (process_bb_node_for_hard_reg_moves): Use function
6410 ira_get_register_move_cost instead of global ira_register_move_cost.
6411 (ira_costs): Don't call ira_init_register_move_cost.
6413 2009-04-16 Richard Guenther <rguenther@suse.de>
6415 * tree-cfg.c (verify_gimple_assign_binary):
6416 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
6417 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
6418 (create_general_new_stmt): Note that this function is broken.
6420 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6422 * common.opt (fhelp): Add Var(help_flag).
6423 * gcc-plugin.h (plugin_info): Add help.
6424 * plugin.c (plugin_name_args): Add help.
6425 (register_plugin_info): Set plugin->help.
6426 (print_help_one_plugin): New.
6427 (print_plugins_help): New.
6428 * plugin.h (print_plugins_help): New.
6429 * toplev.c (toplev_main): Call print_plugins_help if needed.
6431 2009-04-16 Richard Guenther <rguenther@suse.de>
6433 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
6434 (gimple_ior_addresses_taken_1): New function.
6435 (gimple_ior_addresses_taken): Likewise.
6436 * gimple.h (struct gimple_statement_with_ops_base): Remove
6437 addresses_taken member.
6438 (gimple_ior_addresses_taken): Declare.
6439 (gimple_addresses_taken, gimple_addresses_taken_ptr,
6440 gimple_set_addresses_taken): Remove.
6441 * ipa-reference.c (mark_address): New function.
6442 (scan_stmt_for_static_refs): Use it for marking addresses taken.
6443 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
6444 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
6445 (gimple_add_to_addresses_taken): Remove.
6446 (get_tmr_operands): Call mark_address_taken.
6447 (get_asm_expr_operands): Likewise.
6448 (get_expr_operands): Likewise.
6449 (build_ssa_operands): Do not clear the addresses_taken bitmap.
6450 (free_stmt_operands): Do not free it.
6451 * tree-ssa.c (delete_tree_ssa): Likewise.
6452 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
6454 2009-04-16 Richard Guenther <rguenther@suse.de>
6456 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
6457 (walk_stmt_load_store_ops): Likewise.
6458 * gimple.c (get_base_loadstore): New function.
6459 (walk_stmt_load_store_addr_ops): Likewise.
6460 (walk_stmt_load_store_ops): Likewise.
6461 * ipa-pure-const.c (check_op): Simplify.
6462 (check_load, check_store): New functions.
6463 (check_stmt): Use walk_stmt_load_store_ops.
6464 * ipa-reference.c (mark_load): Adjust signature.
6465 (mark_store): Likewise.
6466 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
6468 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6470 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
6472 * opts.c (common_handle_option): Don't call print_version.
6473 * plugin.c (plugin_name_args): Add version.
6474 (register_plugin_info): New.
6475 (register_callback): Handle PLUGIN_INFO.
6476 (try_init_one_plugin): New.
6477 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
6479 (finalize_one_plugin): New.
6480 (finalize_plugins): New.
6481 (print_one_plugin): New.
6482 (print_plugins_versions): New.
6483 * plugin.h (print_plugins_versions): New.
6484 (finalize_plugins): New.
6485 * toplev.c (compile_file): Don't call initialize_plugins.
6486 (print_version): Call print_plugins_versions.
6487 (toplev_main): Call initialize_plugins. Print version if needed.
6488 Call finalize_plugins.
6490 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6492 * common.opt (fversion): New.
6493 * gcc.c (print_version): New.
6494 (process_command): Don't print the version. Just set print_version.
6495 (main): Print version. Call subprocesses if print_version and
6496 verbose_flag are set.
6497 * opts.c (common_handle_option): Handle OPT_fversion.
6499 2009-04-16 Richard Guenther <rguenther@suse.de>
6500 Ira Rosen <irar@il.ibm.com>
6502 PR tree-optimization/39698
6503 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
6504 type of the reduction variable. Only generate the def if
6507 * omp-low.c (expand_omp_for_generic): When converting to a pointer
6508 make sure to first convert to an integer of the same precision.
6509 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
6510 the type of the evolution correctly in computing the new
6511 induction variable base.
6513 2009-04-16 Richard Guenther <rguenther@suse.de>
6516 * tree-cfg.c (make_blocks): Split statements with to-be
6517 abnormal SSA names on the lhs.
6519 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
6521 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
6522 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
6523 * c-typeck.c (really_start_incremental_init): Likewise.
6524 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
6525 (TARGET_INITIALIZER): Remove it.
6526 * target.h (struct target): Remove vector_opaque_p.
6527 * tree.c (build_opaque_vector_type): New.
6528 * tree.h (TYPE_VECTOR_OPAQUE): New.
6529 (build_opaque_vector_type): Declare.
6530 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
6531 * config/rs6000/rs6000.c (build_opaque_vector_type,
6532 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
6533 (rs6000_init_builtins): Use build_opaque_vector_type for
6534 opaque_V4SI_type_node.
6536 2009-04-15 Catherine Moore <clm@codesourcery.com>
6538 * debug.h (set_name): Declare.
6539 * dwarf2out.c (dwarf2out_set_name): Declare.
6540 (dwarf2_debug_hooks): Add set_name.
6541 (find_AT_string): New.
6542 (add_AT_string): Call find_AT_string.
6543 (dwarf2out_set_name): New.
6544 * cp/decl.c (grokdeclarator): Call set_name.
6545 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
6546 * debug.c (do_nothing_debug_hooks): Likewise.
6547 * dbxout.c (dbx_debug_hooks): Likewise.
6548 * sdbout.c (sdb_debug_hooks): Likewise.
6550 2009-04-15 Michael Eager <eager@eagercon.com>
6552 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
6553 reg for single-precision FPU.
6554 * config/rs6000/rs6000.md (movsi_internal1): Only for
6556 (movsi_internal1_single): New. Add pattern to move SI values to/from
6557 single-precision FP regs.
6559 2009-04-15 Richard Guenther <rguenther@suse.de>
6561 * omp-low.c (lower_rec_input_clauses): Build correct address
6563 (expand_omp_for_generic): Fix multiplication type.
6564 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
6565 (generate_memset_zero): Fix types.
6566 * tree-profile.c (prepare_instrumented_value): Correctly
6569 2009-04-15 Ian Lance Taylor <iant@google.com>
6571 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
6572 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
6573 for -Wall and for -Wc++-compat.
6574 (c_common_post_options): For C++, set warn_enum_compare if not
6576 * c-tree.h (struct c_expr): Add field original_type.
6577 (build_external_ref): Update declaration.
6578 * c-parser.c (c_parser_braced_init): Set original_type.
6579 (c_parser_initelt): Likewise.
6580 (c_parser_expr_no_commas): Likewise.
6581 (c_parser_conditional_expression): Likewise.
6582 (c_parser_cast_expression): Likewise.
6583 (c_parser_unary_expression): Likewise. Pull setting of
6584 original_code to top of function.
6585 (c_parser_sizeof_expression): Set original_type.
6586 (c_parser_alignof_expression): Likewise.
6587 (c_parser_postfix_expression): Likewise. Pull setting of
6588 original_code to top of function.
6589 (c_parser_postfix_expression_after_paren_type): Set original_type.
6590 (c_parser_postfix_expression_after_primary): Likewise.
6591 (c_parser_expression): Likewise.
6592 * c-typeck.c (build_external_ref): Add type parameter. Change all
6594 (c_expr_sizeof_expr): Set original_type field.
6595 (parser_build_unary_op): Likewise.
6596 (parser_build_binary_op): Likewise. Optionally warn about
6597 comparisons of enums of different types.
6598 (digest_init): Set original_type field.
6599 (really_start_incremental_init): Likewise.
6600 (push_init_level, pop_init_level): Likewise.
6601 * doc/invoke.texi (Warning Options): -Wenum-compare now
6604 2009-04-15 Richard Guenther <rguenther@suse.de>
6606 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
6607 out a necessary conversion.
6608 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
6609 names we didn't value number.
6610 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
6612 2009-04-15 Richard Guenther <rguenther@suse.de>
6614 PR tree-optimization/39764
6615 * tree-ssa-ccp.c (get_value): Canonicalize value with
6616 canonicalize_float_value.
6618 2009-04-15 Jan Hubicka <jh@suse.cz>
6620 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
6621 Wrong version of patch.
6623 2009-04-15 Jan Hubicka <jh@suse.cz>
6625 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
6627 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
6629 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
6630 our distinct integral and vector types.
6632 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
6634 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
6635 * init.c (build_vtbl_address): Remove call to assemble_external.
6637 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
6639 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
6640 output for other floating point modes.
6642 2009-04-14 Diego Novillo <dnovillo@google.com>
6644 * diagnostic.c (diagnostic_report_diagnostic): Do not
6645 warn about loaded plugins for DK_ERROR and DK_WARNING.
6646 * c-decl.c (declspecs_add_type): Move call to
6647 invoke_plugin_callbacks ...
6648 * c-parser.c (c_parser_declspecs): ... here.
6649 * plugin.c (dump_active_plugins): Tidy output.
6651 2009-04-14 Diego Novillo <dnovillo@google.com>
6652 Le-Chun Wu <lcwu@google.com>
6654 * configure.ac: Add --enable-plugin support.
6655 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
6656 * Makefile.in (PLUGIN_H): Define.
6657 Export ENABLE_PLUGIN and GMPINC to site.exp.
6658 Add PLUGINLIBS to link command.
6659 Add/modify dependencies for plugin.o and files including plugin.h.
6661 * config.in: Regenerate.
6663 * opts.c (common_handle_option): Handle OPT_fplugin_ and
6666 2009-04-14 Le-Chun Wu <lcwu@google.com>
6668 * tree-pass.h (register_one_dump_file): Add a prototype for
6669 register_one_dump_file.
6670 * toplev.c (compile_file): Call initialize_plugins.
6671 (do_compile): Call invoke_plugin_callbacks.
6672 (toplev_main): Call invoke_plugin_callbacks.
6673 * common.opt: Add -fplugin= and -fplugin-arg-.
6674 * gcc-plugin.h: New public header file for plugins to include.
6675 * plugin.c: New source file.
6676 * plugin.h: New internal header file.
6677 * passes.c (register_one_dump_file): Make it external.
6679 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
6681 2009-04-14 Diego Novillo <dnovillo@google.com>
6683 * doc/plugins.texi: New.
6684 * doc/gccint.texi: Add reference to Plugins chapter.
6685 * doc/invoke.texi: Document -fplugin and -fplugin-arg
6686 * diagnostic.c (diagnostic_report_diagnostic): Warn about
6687 loaded plugins, if any.
6688 * timevar.def (TV_PLUGIN_INIT): Define.
6689 (TV_PLUGIN_RUN): Define.
6690 * plugin.c: Include timevar.h
6691 (plugins_active_p): New.
6692 (dump_active_plugins): New.
6693 (debug_active_plugins): New.
6695 2009-04-14 Joseph Myers <joseph@codesourcery.com>
6697 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
6699 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
6701 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
6703 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
6704 the same as a minus without a shift.
6706 2009-04-14 Nick Clifton <nickc@redhat.com>
6708 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
6709 comparisons with small integers will always produce a short
6712 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
6715 2008-12-19 Diego Novillo <dnovillo@google.com>
6717 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
6719 2009-04-14 Richard Guenther <rguenther@suse.de>
6721 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
6723 (verify_gimple_assign_binary): Likewise. Handle shifts and
6725 (verify_gimple_phi): Print the mismatched argument position.
6726 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6728 (vect_update_init_of_dr): Likewise.
6729 * matrix-reorg.c (transform_access_sites): Do what the
6731 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
6733 2009-04-13 Michael Eager <eager@eagercon.com>
6735 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
6736 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
6737 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
6738 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
6739 remove duplicate config
6741 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6743 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
6744 file_name:line_number type locator of the call site.
6746 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
6748 * genautomata.c: Put blank after comma.
6749 (automaton_decls): New.
6750 (struct unit_usage): Add comments to member next.
6751 (store_alt_unit_usage): Keep the list ordered.
6752 (unit_present_on_list_p, equal_alternatives_p): New.
6753 (check_regexp_units_distribution): Check units distribution
6754 correctness correctly.
6755 (main): Don't write automata if error is found. Return correct
6758 * config/m68k/cf.md (cfv4_ds): Remove.
6759 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
6760 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
6762 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
6763 power4-load-ext, power4-store, power4-store-update,
6764 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
6765 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
6766 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
6767 power4-sqrt, power4-isync): Modify reservation to make correct
6768 unit distribution to automata.
6770 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
6771 power5-store-update, power5-two, power5-three, power5-lmul,
6772 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
6774 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
6776 * except.c (pass_set_nothrow_function_flags): Set name and add
6778 (set_nothrow_function_flags): Mention in the dump file when
6779 changing a function to nothrow.
6781 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
6784 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
6785 instead of unsigned long.
6787 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6789 * config/arm/arm.c (return_used_this_function): Remove.
6790 (arm_output_function_prologue): Remove use of
6791 return_used_this_function.
6792 (output_return_instruction): Replace use of
6793 return_used_this_function
6794 by cfun->machine->return_used_this_function.
6795 (arm_output_epilogue): Likewise.
6796 (arm_output_function_epilogue): Likewise.
6797 (thumb_unexpanded_epilogue): Likewise.
6798 * config/arm/arm.h (struct machine_function):
6799 New member return_used_this_function.
6801 2009-04-12 Mark Mitchell <mark@codesourcery.com>
6803 * doc/install.texi: Correct description of default directory for
6804 --with-gxx-include-dir.
6806 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
6808 * fold-const.c (build_range_check): Properly deal with enumeral and
6811 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
6813 * doc/invoke.texi (max_gcse_passes): Remove documentation.
6814 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
6815 * params.h (MAX_GCSE_PASSES): Remove.
6816 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
6817 in sequence. Remove ability to run multiple passes.
6818 (bypass_jumps): Report run as third CPROP pass.
6820 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
6823 * except.c (can_throw_external): Look at each insn in a SEQUENCE
6824 when deciding whether the whole SEQUENCE can throw.
6826 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
6829 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
6830 offseted label references.
6832 2009-04-11 Jan Hubicka <jh@suse.cz>
6834 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
6836 2009-04-11 Richard Guenther <rguenther@suse.de>
6839 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
6840 return variables as TREE_ADDRESSABLE.
6842 2009-04-11 Richard Guenther <rguenther@suse.de>
6844 PR tree-optimization/39713
6845 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
6846 reference trees have SSA_NAME operands.
6848 2009-04-11 Richard Guenther <rguenther@suse.de>
6851 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
6852 address expressions.
6854 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
6856 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
6857 match changes in Cygwin 1.7
6858 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
6859 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
6861 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6863 PR tree-optimization/39701
6864 * doc/invoke.texi (Optimization Options): Document change in
6865 meaning and initialization of -fdelete-null-pointer-checks.
6867 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6870 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
6872 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
6875 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
6877 2009-04-10 Chao-ying Fu <fu@mips.com>
6879 * doc/tm.texi (Instruction Output): Document
6880 TARGET_ASM_FINAL_POSTSCAN_INSN.
6881 * target.h (final_postscan_insn): New field in asm_out.
6882 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6883 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
6884 * final.c (final_scan_insn): Call
6885 targetm.asm_out.final_postscan_insn after outputting
6886 an asm macro and a normal instruction.
6888 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
6889 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
6890 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
6891 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
6892 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6894 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6897 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
6898 variables as non-NULL even with -fdelete-null-pointer-checks.
6900 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6902 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
6904 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
6907 * config/i386/i386.c (classify_argument): Handle SCmode with
6908 (bit_offset % 64) != 0.
6910 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
6912 * doc/invoke.texi (Optimize Options): Add cross-reference to
6913 -Q --help=optimizers examples.
6915 2009-04-10 Ben Elliston <bje@au.ibm.com>
6918 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
6919 regalign for the reg == fpr and TDmode case.
6921 2009-04-09 David Ayers <ayers@fsfe.org>
6924 * objc/objc-act.c (warn_with_method): Remove helper function.
6925 (check_duplicates): Call warning and inform directly.
6926 (really_start_method): Likewise.
6928 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
6930 * expmed.c (expand_divmod): Always use a comparison for a division
6931 by a large unsigned integer.
6933 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
6934 for things others than variables or functions as nonzero.
6936 2009-04-09 Nick Clifton <nickc@redhat.com>
6938 * unwind-compat.c: Change copyright header to refer to version
6939 3 of the GNU General Public License with version 3.1 of the
6940 GCC Runtime Library Exception and to point readers at the
6941 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
6942 * config/alpha/crtfastmath.c: Likewise.
6943 * config/alpha/linux-unwind.h: Likewise.
6944 * config/alpha/qrnnd.asm: Likewise.
6945 * config/alpha/vms-crt0-64.c: Likewise.
6946 * config/alpha/vms-crt0.c: Likewise.
6947 * config/alpha/vms-dwarf2.asm: Likewise.
6948 * config/alpha/vms-dwarf2eh.asm: Likewise.
6949 * config/alpha/vms-psxcrt0-64.c: Likewise.
6950 * config/alpha/vms-psxcrt0.c: Likewise.
6951 * config/alpha/vms_tramp.asm: Likewise.
6952 * config/arc/initfini.c: Likewise.
6953 * config/arc/lib1funcs.asm: Likewise.
6954 * config/arm/bpabi-v6m.S: Likewise.
6955 * config/arm/bpabi.S: Likewise.
6956 * config/arm/bpabi.c: Likewise.
6957 * config/arm/crti.asm: Likewise.
6958 * config/arm/crtn.asm: Likewise.
6959 * config/arm/ieee754-df.S: Likewise.
6960 * config/arm/ieee754-sf.S: Likewise.
6961 * config/arm/lib1funcs.asm: Likewise.
6962 * config/arm/libunwind.S: Likewise.
6963 * config/arm/linux-atomic.c: Likewise.
6964 * config/arm/mmintrin.h: Likewise.
6965 * config/arm/pr-support.c: Likewise.
6966 * config/arm/unaligned-funcs.c: Likewise.
6967 * config/arm/unwind-arm.c: Likewise.
6968 * config/arm/unwind-arm.h: Likewise.
6969 * config/avr/libgcc.S: Likewise.
6970 * config/bfin/crti.s: Likewise.
6971 * config/bfin/crtlibid.s: Likewise.
6972 * config/bfin/crtn.s: Likewise.
6973 * config/bfin/lib1funcs.asm: Likewise.
6974 * config/bfin/linux-unwind.h: Likewise.
6975 * config/cris/arit.c: Likewise.
6976 * config/cris/cris_abi_symbol.c: Likewise.
6977 * config/darwin-64.c: Likewise.
6978 * config/darwin-crt2.c: Likewise.
6979 * config/darwin-crt3.c: Likewise.
6980 * config/darwin.h: Likewise.
6981 * config/dbxelf.h: Likewise.
6982 * config/dfp-bit.c: Likewise.
6983 * config/dfp-bit.h: Likewise.
6984 * config/elfos.h: Likewise.
6985 * config/fixed-bit.c: Likewise.
6986 * config/fixed-bit.h: Likewise.
6987 * config/fp-bit.c: Likewise.
6988 * config/fp-bit.h: Likewise.
6989 * config/fr30/crti.asm: Likewise.
6990 * config/fr30/crtn.asm: Likewise.
6991 * config/fr30/lib1funcs.asm: Likewise.
6992 * config/freebsd-spec.h: Likewise.
6993 * config/frv/cmovd.c: Likewise.
6994 * config/frv/cmovh.c: Likewise.
6995 * config/frv/cmovw.c: Likewise.
6996 * config/frv/frvbegin.c: Likewise.
6997 * config/frv/frvend.c: Likewise.
6998 * config/frv/lib1funcs.asm: Likewise.
6999 * config/glibc-stdint.h: Likewise.
7000 * config/h8300/clzhi2.c: Likewise.
7001 * config/h8300/crti.asm: Likewise.
7002 * config/h8300/crtn.asm: Likewise.
7003 * config/h8300/ctzhi2.c: Likewise.
7004 * config/h8300/fixunssfsi.c: Likewise.
7005 * config/h8300/lib1funcs.asm: Likewise.
7006 * config/h8300/parityhi2.c: Likewise.
7007 * config/h8300/popcounthi2.c: Likewise.
7008 * config/i386/ammintrin.h: Likewise.
7009 * config/i386/att.h: Likewise.
7010 * config/i386/avxintrin.h: Likewise.
7011 * config/i386/biarch64.h: Likewise.
7012 * config/i386/bmmintrin.h: Likewise.
7013 * config/i386/cpuid.h: Likewise.
7014 * config/i386/cross-stdarg.h: Likewise.
7015 * config/i386/crtfastmath.c: Likewise.
7016 * config/i386/crtprec.c: Likewise.
7017 * config/i386/cygming-crtbegin.c: Likewise.
7018 * config/i386/cygming-crtend.c: Likewise.
7019 * config/i386/cygwin.asm: Likewise.
7020 * config/i386/emmintrin.h: Likewise.
7021 * config/i386/gmm_malloc.h: Likewise.
7022 * config/i386/gthr-win32.c: Likewise.
7023 * config/i386/i386.h: Likewise.
7024 * config/i386/immintrin.h: Likewise.
7025 * config/i386/linux-unwind.h: Likewise.
7026 * config/i386/linux64.h: Likewise.
7027 * config/i386/mm3dnow.h: Likewise.
7028 * config/i386/mmintrin-common.h: Likewise.
7029 * config/i386/mmintrin.h: Likewise.
7030 * config/i386/nmmintrin.h: Likewise.
7031 * config/i386/pmm_malloc.h: Likewise.
7032 * config/i386/pmmintrin.h: Likewise.
7033 * config/i386/smmintrin.h: Likewise.
7034 * config/i386/sol2-c1.asm: Likewise.
7035 * config/i386/sol2-ci.asm: Likewise.
7036 * config/i386/sol2-cn.asm: Likewise.
7037 * config/i386/sol2-gc1.asm: Likewise.
7038 * config/i386/tmmintrin.h: Likewise.
7039 * config/i386/unix.h: Likewise.
7040 * config/i386/w32-unwind.h: Likewise.
7041 * config/i386/wmmintrin.h: Likewise.
7042 * config/i386/x86-64.h: Likewise.
7043 * config/i386/x86intrin.h: Likewise.
7044 * config/i386/xmmintrin.h: Likewise.
7045 * config/ia64/crtbegin.asm: Likewise.
7046 * config/ia64/crtend.asm: Likewise.
7047 * config/ia64/crtfastmath.c: Likewise.
7048 * config/ia64/crti.asm: Likewise.
7049 * config/ia64/crtn.asm: Likewise.
7050 * config/ia64/fde-glibc.c: Likewise.
7051 * config/ia64/lib1funcs.asm: Likewise.
7052 * config/ia64/linux-unwind.h: Likewise.
7053 * config/ia64/quadlib.c: Likewise.
7054 * config/ia64/unwind-ia64.c: Likewise.
7055 * config/linux.h: Likewise.
7056 * config/m32c/m32c-lib1.S: Likewise.
7057 * config/m32c/m32c-lib2-trapv.c: Likewise.
7058 * config/m32c/m32c-lib2.c: Likewise.
7059 * config/m32r/initfini.c: Likewise.
7060 * config/m68hc11/larith.asm: Likewise.
7061 * config/m68hc11/m68hc11-crt0.S: Likewise.
7062 * config/m68k/cf.md: Likewise.
7063 * config/m68k/crti.s: Likewise.
7064 * config/m68k/crtn.s: Likewise.
7065 * config/m68k/lb1sf68.asm: Likewise.
7066 * config/m68k/linux-unwind.h: Likewise.
7067 * config/mcore/crti.asm: Likewise.
7068 * config/mcore/crtn.asm: Likewise.
7069 * config/mcore/lib1.asm: Likewise.
7070 * config/mips/linux-unwind.h: Likewise.
7071 * config/mips/loongson.h: Likewise.
7072 * config/mips/mips16.S: Likewise.
7073 * config/mmix/crti.asm: Likewise.
7074 * config/mmix/crtn.asm: Likewise.
7075 * config/pa/fptr.c: Likewise.
7076 * config/pa/hpux-unwind.h: Likewise.
7077 * config/pa/lib2funcs.asm: Likewise.
7078 * config/pa/linux-atomic.c: Likewise.
7079 * config/pa/linux-unwind.h: Likewise.
7080 * config/pa/milli64.S: Likewise.
7081 * config/pa/quadlib.c: Likewise.
7082 * config/pa/stublib.c: Likewise.
7083 * config/picochip/libgccExtras/adddi3.asm: Likewise.
7084 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
7085 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
7086 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
7087 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
7088 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
7089 * config/picochip/libgccExtras/divmod15.asm: Likewise.
7090 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
7091 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
7092 * config/picochip/libgccExtras/longjmp.asm: Likewise.
7093 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
7094 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
7095 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
7096 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
7097 * config/picochip/libgccExtras/setjmp.asm: Likewise.
7098 * config/picochip/libgccExtras/subdi3.asm: Likewise.
7099 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
7100 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
7101 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
7102 * config/rs6000/750cl.h: Likewise.
7103 * config/rs6000/altivec.h: Likewise.
7104 * config/rs6000/biarch64.h: Likewise.
7105 * config/rs6000/crtresfpr.asm: Likewise.
7106 * config/rs6000/crtresgpr.asm: Likewise.
7107 * config/rs6000/crtresxfpr.asm: Likewise.
7108 * config/rs6000/crtresxgpr.asm: Likewise.
7109 * config/rs6000/crtsavfpr.asm: Likewise.
7110 * config/rs6000/crtsavgpr.asm: Likewise.
7111 * config/rs6000/darwin-asm.h: Likewise.
7112 * config/rs6000/darwin-fallback.c: Likewise.
7113 * config/rs6000/darwin-fpsave.asm: Likewise.
7114 * config/rs6000/darwin-ldouble.c: Likewise.
7115 * config/rs6000/darwin-tramp.asm: Likewise.
7116 * config/rs6000/darwin-unwind.h: Likewise.
7117 * config/rs6000/darwin-vecsave.asm: Likewise.
7118 * config/rs6000/darwin-world.asm: Likewise.
7119 * config/rs6000/e500crtres32gpr.asm: Likewise.
7120 * config/rs6000/e500crtres64gpr.asm: Likewise.
7121 * config/rs6000/e500crtres64gprctr.asm: Likewise.
7122 * config/rs6000/e500crtrest32gpr.asm: Likewise.
7123 * config/rs6000/e500crtrest64gpr.asm: Likewise.
7124 * config/rs6000/e500crtresx32gpr.asm: Likewise.
7125 * config/rs6000/e500crtresx64gpr.asm: Likewise.
7126 * config/rs6000/e500crtsav32gpr.asm: Likewise.
7127 * config/rs6000/e500crtsav64gpr.asm: Likewise.
7128 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
7129 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
7130 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
7131 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
7132 * config/rs6000/eabi-ci.asm: Likewise.
7133 * config/rs6000/eabi-cn.asm: Likewise.
7134 * config/rs6000/eabi.asm: Likewise.
7135 * config/rs6000/linux-unwind.h: Likewise.
7136 * config/rs6000/linux64.h: Likewise.
7137 * config/rs6000/paired.h: Likewise.
7138 * config/rs6000/paired.md: Likewise.
7139 * config/rs6000/ppc64-fp.c: Likewise.
7140 * config/rs6000/ppu_intrinsics.h: Likewise.
7141 * config/rs6000/rs6000.h: Likewise.
7142 * config/rs6000/si2vmx.h: Likewise.
7143 * config/rs6000/sol-ci.asm: Likewise.
7144 * config/rs6000/sol-cn.asm: Likewise.
7145 * config/rs6000/spe.h: Likewise.
7146 * config/rs6000/spu2vmx.h: Likewise.
7147 * config/rs6000/sysv4.h: Likewise.
7148 * config/rs6000/tramp.asm: Likewise.
7149 * config/rs6000/vec_types.h: Likewise.
7150 * config/s390/linux-unwind.h: Likewise.
7151 * config/s390/tpf-unwind.h: Likewise.
7152 * config/score/crti.asm: Likewise.
7153 * config/score/crtn.asm: Likewise.
7154 * config/sh/crt1.asm: Likewise.
7155 * config/sh/crti.asm: Likewise.
7156 * config/sh/crtn.asm: Likewise.
7157 * config/sh/divtab-sh4-300.c: Likewise.
7158 * config/sh/divtab-sh4.c: Likewise.
7159 * config/sh/divtab.c: Likewise.
7160 * config/sh/lib1funcs-4-300.asm: Likewise.
7161 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
7162 * config/sh/lib1funcs.asm: Likewise.
7163 * config/sh/lib1funcs.h: Likewise.
7164 * config/sh/linux-atomic.asm: Likewise.
7165 * config/sh/linux-unwind.h: Likewise.
7166 * config/sh/shmedia.h: Likewise.
7167 * config/sh/sshmedia.h: Likewise.
7168 * config/sh/ushmedia.h: Likewise.
7169 * config/sparc/crtfastmath.c: Likewise.
7170 * config/sparc/linux-unwind.h: Likewise.
7171 * config/sparc/sol2-c1.asm: Likewise.
7172 * config/sparc/sol2-ci.asm: Likewise.
7173 * config/sparc/sol2-cn.asm: Likewise.
7174 * config/spu/divmodti4.c: Likewise.
7175 * config/spu/divv2df3.c: Likewise.
7176 * config/spu/float_disf.c: Likewise.
7177 * config/spu/float_unsdidf.c: Likewise.
7178 * config/spu/float_unsdisf.c: Likewise.
7179 * config/spu/float_unssidf.c: Likewise.
7180 * config/spu/mfc_multi_tag_release.c: Likewise.
7181 * config/spu/mfc_multi_tag_reserve.c: Likewise.
7182 * config/spu/mfc_tag_release.c: Likewise.
7183 * config/spu/mfc_tag_reserve.c: Likewise.
7184 * config/spu/mfc_tag_table.c: Likewise.
7185 * config/spu/multi3.c: Likewise.
7186 * config/spu/spu_internals.h: Likewise.
7187 * config/spu/spu_intrinsics.h: Likewise.
7188 * config/spu/spu_mfcio.h: Likewise.
7189 * config/spu/vec_types.h: Likewise.
7190 * config/spu/vmx2spu.h: Likewise.
7191 * config/stormy16/stormy16-lib2.c: Likewise.
7192 * config/svr4.h: Likewise.
7193 * config/sync.c: Likewise.
7194 * config/v850/lib1funcs.asm: Likewise.
7195 * config/vxlib-tls.c: Likewise.
7196 * config/vxlib.c: Likewise.
7197 * config/vxworks-dummy.h: Likewise.
7198 * config/xtensa/crti.asm: Likewise.
7199 * config/xtensa/crtn.asm: Likewise.
7200 * config/xtensa/ieee754-df.S: Likewise.
7201 * config/xtensa/ieee754-sf.S: Likewise.
7202 * config/xtensa/lib1funcs.asm: Likewise.
7203 * config/xtensa/lib2funcs.S: Likewise.
7204 * config/xtensa/linux-unwind.h: Likewise.
7205 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
7206 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
7207 * coretypes.h: Likewise.
7208 * crtstuff.c: Likewise.
7209 * defaults.h: Likewise.
7210 * dwarf2.h: Likewise.
7211 * emutls.c: Likewise.
7212 * gbl-ctors.h: Likewise.
7213 * gcov-io.h: Likewise.
7214 * ginclude/float.h: Likewise.
7215 * ginclude/iso646.h: Likewise.
7216 * ginclude/stdarg.h: Likewise.
7217 * ginclude/stdbool.h: Likewise.
7218 * ginclude/stddef.h: Likewise.
7219 * ginclude/stdfix.h: Likewise.
7220 * ginclude/stdint-gcc.h: Likewise.
7221 * ginclude/tgmath.h: Likewise.
7222 * gthr-aix.h: Likewise.
7223 * gthr-dce.h: Likewise.
7224 * gthr-gnat.c: Likewise.
7225 * gthr-gnat.h: Likewise.
7226 * gthr-lynx.h: Likewise.
7227 * gthr-mipssde.h: Likewise.
7228 * gthr-nks.h: Likewise.
7229 * gthr-posix.c: Likewise.
7230 * gthr-posix.h: Likewise.
7231 * gthr-posix95.h: Likewise.
7232 * gthr-rtems.h: Likewise.
7233 * gthr-single.h: Likewise.
7234 * gthr-solaris.h: Likewise.
7235 * gthr-tpf.h: Likewise.
7236 * gthr-vxworks.h: Likewise.
7237 * gthr-win32.h: Likewise.
7239 * libgcc2.c: Likewise.
7240 * libgcc2.h: Likewise.
7241 * libgcov.c: Likewise.
7242 * tsystem.h: Likewise.
7243 * typeclass.h: Likewise.
7244 * unwind-c.c: Likewise.
7245 * unwind-compat.h: Likewise.
7246 * unwind-dw2-fde-compat.c: Likewise.
7247 * unwind-dw2-fde-darwin.c: Likewise.
7248 * unwind-dw2-fde-glibc.c: Likewise.
7249 * unwind-dw2-fde.c: Likewise.
7250 * unwind-dw2-fde.h: Likewise.
7251 * unwind-dw2.c: Likewise.
7252 * unwind-dw2.h: Likewise.
7253 * unwind-generic.h: Likewise.
7254 * unwind-pe.h: Likewise.
7255 * unwind-sjlj.c: Likewise.
7256 * unwind.inc: Likewise.
7257 * config/arm/neon-gen.ml: Change generated copyright header to
7258 refer to version 3 of the GNU General Public License with
7259 version 3.1 of the GCC Runtime Library Exception and to point
7260 readers at the COPYING3 and COPYING3.RUNTIME files and the
7261 FSF's license web page.
7262 * config/arm/arm_neon.h: Regenerate.
7264 2009-04-09 Jakub Jelinek <jakub@redhat.com>
7266 * config/cris/cris.md: Change copyright header to refer to version
7267 3 of the GNU General Public License.
7268 * doc/install.texi2html: Change copyright header to refer to version
7269 3 of the GNU General Public License and to point readers at the
7270 COPYING3 file and the FSF's license web page.
7271 * config/vax/linux.h: Likewise.
7273 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
7275 * config/i386/i386.md (cmpcc): New.
7276 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
7277 (sync_compare_and_swap_cc*): Delete.
7279 * config/s390/s390.c (s390_compare_emitted): Remove.
7280 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
7281 s390_compare_emitted used to be handled. Assert that modes match.
7282 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
7283 refer to sync_compare_and_swap_ccsi.
7284 * config/s390/s390.h (s390_compare_emitted): Remove.
7285 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
7286 instead of s390_compare_emitted.
7287 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
7288 instead of s390_compare_emitted.
7289 * config/s390/s390.md (cmpcc): New.
7290 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
7291 CC_REGNUM, do not pretend it's set.
7292 (sync_compare_and_swap_cc*): Delete.
7293 * config/s390/predicates.md (cc_reg_operand): New.
7295 * expr.c (sync_compare_and_swap_cc): Delete.
7296 * optabs.h (sync_compare_and_swap_cc): Delete.
7297 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
7298 is being used with can_compare_p.
7299 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
7301 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
7302 look for a MODE_CC set instead. Use emit_store_flag.
7303 (expand_compare_and_swap_loop): Likewise, with some additional
7304 complication to avoid a force_reg when useless. Use
7305 emit_cmp_and_jump_insns.
7306 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
7307 * doc/md.texi (sync_compare_and_swap_cc): Merge with
7308 sync_compare_and_swap documentation.
7310 2009-04-09 Jan Hubicka <jh@suse.cz>
7312 * except.c (find_prev_try): Break out from ....
7313 (duplicate_eh_regions): ... here; properly update prev_try pointers
7314 when duplication part of tree.
7315 (dump_eh_tree): Improve dumping.
7316 (verify_eh_region): New.
7317 (verify_eh_tree): Use it.
7319 2009-04-06 Richard Guenther <rguenther@suse.de>
7321 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
7322 &ARRAY addresses by adjusting their types and prepending
7324 * tree-cfg.c (verify_gimple_assign_single): Verify that
7325 addresses are correct.
7327 2009-04-09 Richard Guenther <rguenther@suse.de>
7329 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
7330 indices into an array reference if possible.
7331 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7332 Fold POINTER_PLUS_EXPR statements with invariant address.
7334 2009-04-09 Alan Modra <amodra@bigpond.net.au>
7337 * config.gcc (powerpc64-*-linux*): Always build biarch.
7339 2009-04-09 Joseph Myers <joseph@codesourcery.com>
7342 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
7343 it and pedwarn if this results in an INTEGER_CST.
7345 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7347 * doc/install.texi: Update minimum GMP version. Remove obsolete
7348 text in MPFR section.
7350 2009-04-08 Jakub Jelinek <jakub@redhat.com>
7352 * dwarf2out.c (class_scope_p): New static inline.
7353 (class_or_namespace_scope_p): Use it.
7354 (gen_variable_die): Use DW_TAG_member tag for static data member
7355 declarations instead of DW_TAG_variable.
7358 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
7361 2009-04-08 Richard Guenther <rguenther@suse.de>
7363 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
7364 valueize random data.
7366 2009-04-08 David Edelsohn <edelsohn@gnu.org>
7368 * config.gcc (aix tm_file): Add aix-stdint.h.
7369 (aix tm clause use_gcc_stdint): Set to wrap.
7370 * config/rs6000/aix-stdint.h: New file.
7372 2009-04-08 Richard Guenther <rguenther@suse.de>
7375 * tree-dfa.c (add_referenced_var): Do not recurse into
7376 global initializers.
7377 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
7379 (fold_const_aggregate_ref): Likewise.
7381 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7383 * recog.c (ordered_comparison_operator): New.
7384 * gensupport.c (std_preds): Add it.
7385 * doc/md.texi (Machine-Independent Predicates): Document it.
7387 2009-04-08 Jan Hubicka <jh@suse.cz>
7389 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
7390 * function.h (rtl_eh): Remove exception_handler_label_map.
7391 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
7392 remove_exception_handler_label, for_each_eh_label_1): Remove.
7393 (rtl_remove_unreachable_regions): Remove.
7394 (convert_from_eh_region_ranges): Do not remove unreachable regions.
7395 (find_exception_handler_labels): Don't build the hashtable.
7396 (maybe_remove_eh_handler): Remove.
7397 (for_each_eh_label): Rewrite to walk the tree.
7398 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
7399 * except.h (maybe_remove_eh_handler): Remove.
7400 * passes.c (init_optimization_passes): Schedule second EH cleanup
7402 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
7403 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
7405 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7407 * genoutput.c (validate_optab_operands): New.
7408 (gen_insn, gen_expand): Call it.
7410 * genflags.c (gen_insn): Detect misused iterators.
7411 (main): Pass line_no to gen_insn, exit with status 1 on error.
7413 * genextract.c (line_no): Make global.
7414 (VEC_safe_set_locstr): Change assertion to error message.
7415 (main): Exit with status 1 on error.
7417 2009-04-08 Joseph Myers <joseph@codesourcery.com>
7421 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7422 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7423 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
7424 * c-convert.c (convert): Do not call fold on results of conversion
7425 functions when the result is a C_MAYBE_CONST_EXPR.
7426 * c-parser.c (c_parser_postfix_expression): Do not fold condition
7427 of __builtin_choose_expr.
7428 * c-typeck.c (remove_c_maybe_const_expr): New.
7429 (build_unary_op, build_conditional_expr, build_compound_expr,
7430 build_binary_op, c_objc_common_truthvalue_conversion): Call
7431 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
7434 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
7436 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
7437 CODE to produce a new one. Add a prototype to use fold_convert_const
7439 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
7442 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
7443 mix declarations and code.
7445 2009-04-08 Ben Elliston <bje@au.ibm.com>
7447 * gcc.c: Replace `CC' with `GCC' throughout.
7449 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
7451 * doc/invoke.texi: Document Atom support.
7453 2009-04-07 Jason Merrill <jason@redhat.com>
7456 * c-common.h, c-common.c: Add flag_pretty_templates.
7457 * c-opts.c (c_common_handle_option): Set it.
7458 * c.opt: Add -fno-pretty-templates.
7459 * doc/invoke.texi (C++ Dialect Options): Likewise.
7461 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
7463 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
7464 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
7465 (ia64_expand_builtin): Likewise.
7467 2009-04-07 Martin Jambor <mjambor@suse.cz>
7469 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
7470 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
7471 ADDR_EXPRS are include too.
7473 2009-04-07 Richard Guenther <rguenther@suse.de>
7475 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
7476 decls are only used if passes as parameters or if they are
7477 local statics and the call is not to a builtin.
7478 (call_may_clobber_ref_p_1): Likewise.
7480 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7482 * expr.c (do_store_flag): Remove last argument. Simplify code
7483 to avoid duplication of tests already done by can_compare_p.
7484 (expand_expr_real_1): Adjust caller.
7486 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7488 * optabs.c (can_compare_p): Test the predicate of a
7489 cbranch and cstore pattern.
7491 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7493 * expr.c (convert_move): Use emit_store_flag instead of
7496 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7498 * config/i386/i386.c (ix86_compare_emitted): Remove.
7499 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
7500 ix86_compare_op0 like ix86_compare_emitted used to be handled.
7501 * config/i386/i386.h (ix86_compare_emitted): Remove.
7502 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
7503 instead of ix86_compare_emitted.
7504 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
7506 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
7508 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
7509 Add t-sysroot-suffix to tmake_file.
7510 * config/print-sysroot-suffix.sh: New file.
7511 * config/t-sysroot-suffix: New file.
7513 2009-04-07 Ben Elliston <bje@au.ibm.com>
7515 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
7516 as the latter produces a warning when the target does not support
7519 2009-04-07 Ben Elliston <bje@au.ibm.com>
7521 * dfp.c: Replace type punning assignments with memcpy throughout.
7522 * Makefile.in (dfp.o-warn): Remove.
7524 2009-04-07 Alan Modra <amodra@bigpond.net.au>
7527 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
7528 Include soft-fp/t-softfp after rs6000/t-linux64.
7530 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
7532 * stor-layout.c (set_sizetype): Use the full precision of their
7533 machine mode for bitsize types.
7535 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
7537 * config/i386/i386.md: Revert 2 accidental checkins.
7539 2009-04-06 Joey Ye <joey.ye@intel.com>
7540 Xuepeng Guo <xuepeng.guo@intel.com>
7541 H.J. Lu <hongjiu.lu@intel.com>
7543 Atom pipeline model, tuning and insn selection.
7544 * config.gcc (atom): Add atom config options and target.
7546 * config/i386/atom.md: New.
7548 * config/i386/i386.c (atom_cost): New cost.
7549 (m_ATOM): New macro flag.
7550 (initial_ix86_tune_features): Set m_ATOM.
7551 (x86_accumulate_outgoing_args): Likewise.
7552 (x86_arch_always_fancy_math_387): Likewise.
7553 (processor_target): Add Atom cost.
7554 (cpu_names): Add Atom cpu name.
7555 (override_options): Set Atom ISA.
7556 (ix86_issue_rate): New case PROCESSOR_ATOM.
7557 (ix86_adjust_cost): Likewise.
7559 * config/i386/i386.h (TARGET_ATOM): New target macro.
7560 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
7561 (TARGET_OPT_AGU): New target option.
7562 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
7563 (processor_type): Add PROCESSOR_ATOM.
7565 * config/i386/i386.md (cpu): Add new value "atom".
7566 (use_carry, movu): New attr.
7567 (atom.md): Include atom.md.
7568 (adddi3_carry_rex64): Set attr "use_carry".
7569 (addqi3_carry): Likewise.
7570 (addhi3_carry): Likewise.
7571 (addsi3_carry): Likewise.
7572 (*addsi3_carry_zext): Likewise.
7573 (subdi3_carry_rex64): Likewise.
7574 (subqi3_carry): Likewise.
7575 (subhi3_carry): Likewise.
7576 (subsi3_carry): Likewise.
7577 (x86_movdicc_0_m1_rex64): Likewise.
7578 (*x86_movdicc_0_m1_se): Likewise.
7579 (x86_movsicc_0_m1): Likewise.
7580 (*x86_movsicc_0_m1_se): Likewise.
7581 (*adddi_1_rex64): Emit add insn as much as possible.
7582 (*addsi_1): Likewise.
7583 (return_internal): Set atom_unit.
7584 (return_internal_long): Likewise.
7585 (return_pop_internal): Likewise.
7586 (*rcpsf2_sse): Set atom_sse_attr attr.
7587 (*qrt<mode>2_sse): Likewise.
7588 (*prefetch_sse): Likewise.
7590 * config/i386/i386-c.c (ix86_target_macros_internal): New case
7592 (ix86_target_macros_internal): Likewise.
7594 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
7595 (*prefetch_sse_rex): Likewise.
7596 (sse_rcpv4sf2): Likewise.
7597 (sse_vmrcpv4sf2): Likewise.
7598 (sse_sqrtv4sf2): Likewise.
7599 (<sse>_vmsqrt<mode>2): Likewise.
7600 (sse_ldmxcsr): Likewise.
7601 (sse_stmxcsr): Likewise.
7602 (*sse_sfence): Likewise.
7603 (sse2_clflush): Likewise.
7604 (*sse2_mfence): Likewise.
7605 (*sse2_lfence): Likewise.
7606 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
7607 (<sse>_movup<ssemodesuffixf2c>): Likewise.
7608 (avx_movdqu<avxmodesuffix>): Likewise.
7609 (avx_lddqu<avxmodesuffix>): Likewise.
7610 (sse2_movntv2di): Change attr "type" to "ssemov".
7611 (sse2_movntsi): Likewise.
7612 (rsqrtv8sf2): Change attr "type" to "sseadd".
7613 (sse3_addsubv2df3): Set attr "atom_unit".
7614 (sse3_h<plusminus_insn>v4sf3): Likewise.
7615 (*sse2_pmaddwd): Likewise.
7616 (*vec_extractv2di_1_rex64): Likewise.
7617 (*vec_extractv2di_1_avx): Likewise.
7618 (sse2_psadbw): Likewise.
7619 (ssse3_phaddwv8hi3): Likewise.
7620 (ssse3_phaddwv4hi3): Likewise.
7621 (ssse3_phadddv4si3): Likewise.
7622 (ssse3_phadddv2si3): Likewise.
7623 (ssse3_phaddswv8hi3): Likewise.
7624 (ssse3_phaddswv4hi3): Likewise.
7625 (ssse3_phsubwv8hi3): Likewise.
7626 (ssse3_phsubwv4hi3): Likewise.
7627 (ssse3_phsubdv4si3): Likewise.
7628 (ssse3_phsubdv2si3): Likewise.
7629 (ssse3_phsubswv8hi3): Likewise.
7630 (ssse3_phsubswv4hi3): Likewise.
7631 (ssse3_pmaddubsw128): Likewise.
7632 (sse3_pmaddubsw: Likewise.
7633 (ssse3_palignrti): Likewise.
7634 (ssse3_palignrdi): Likewise.
7636 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
7638 * doc/install.texi (Specific): Fix two cross-references to MinGW.
7640 2009-04-06 Richard Guenther <rguenther@suse.de>
7642 PR tree-optimization/28868
7643 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
7644 of which PHI results we inserted.
7645 (insert_into_preds_of_block): Record inserted PHIs.
7646 (eliminate): Eliminate redundant PHI nodes.
7647 (init_pre): Init inserted_phi_names.
7649 2009-04-06 Richard Guenther <rguenther@suse.de>
7651 PR tree-optimization/39643
7652 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
7653 IMAGPART_EXPRs of complex constants.
7654 (execute_fold_all_builtins): If we folded a call queue
7655 TODO_update_address_taken.
7657 2009-04-06 Jan Hubicka <jh@suse.cz>
7660 * except.c (remove_unreachable_regions): Propagate may_contain_throw
7663 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
7665 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
7667 (ic_invalidate_array): Likewise.
7669 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
7671 * calls.c (emit_library_call_value_1): Fix a problem with parameter
7672 alignment for library calls.
7674 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
7676 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
7677 (mingw32 tm clause use_gcc_stdint): Set to wrap.
7678 * config/i386/mingw-stdint.h: New file.
7680 2009-04-05 Richard Guenther <rguenther@suse.de>
7682 PR tree-optimization/39648
7683 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
7684 our &A vs. &A[0] IL deficiencies.
7686 2009-04-04 Jan Hubicka <jh@suse.cz>
7688 * except.c (sjlj_find_directly_reachable_regions): Be ready for
7689 removed toplevel regions.
7690 (sjlj_mark_call_sites): Likewise.
7692 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
7694 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
7695 (cygwin tm clause use_gcc_stdint): Set to wrap.
7696 * config/i386/cygwin-stdint.h: New file.
7698 2009-04-04 Richard Guenther <rguenther@suse.de>
7700 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
7701 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
7702 single-argument PHIs if we are in loop-closed SSA form.
7703 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
7704 for the pre-condition.
7705 (slpeel_tree_peel_loop_to_edge): Likewise.
7706 (vect_build_loop_niters): Take an optional sequence to append stmts.
7707 (vect_generate_tmps_on_preheader): Likewise.
7708 (vect_do_peeling_for_loop_bound): Take extra guards for the
7710 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
7711 the cost model check.
7712 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
7713 guards if we are going to peel. Do not apply versioning in that case.
7714 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
7715 (vect_do_peeling_for_loop_bound): Likewise.
7716 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
7717 loop bound only record extra pre-conditions, do not apply loop
7720 2009-04-04 Richard Guenther <rguenther@suse.de>
7722 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
7725 2009-04-04 Jan Hubicka <jh@suse.cz>
7727 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
7728 last_basic_block for size of bb->index indexed array.
7729 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
7730 compute_out, link_btr_uses, build_btr_def_use_webs,
7731 build_btr_def_use_webs, migrate_btr_defs): Likewise.
7733 2009-04-04 Jan Hubicka <jh@suse.cz>
7735 * except.c (remove_eh_handler_and_replace): Break out from ...
7736 (remove_eh_handler): ... here.
7737 (bring_to_root): New function.
7738 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
7739 handled ones, bring others to root of tree.
7741 2009-04-04 Jan Hubicka <jh@suse.cz>
7743 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
7744 (all_phis_safe_to_merge): New function.
7745 (update_info): New structure.
7746 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
7747 (cleanup_empty_eh): Update SSA if possible.
7749 2009-04-04 Richard Guenther <rguenther@suse.de>
7751 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
7752 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
7753 (append_vuse): Likewise.
7755 2009-04-04 Jakub Jelinek <jakub@redhat.com>
7757 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
7758 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
7759 instead of REG_UNSAVED for DW_CFA_undefined.
7760 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
7761 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
7764 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
7767 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
7768 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
7769 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
7771 2009-04-04 Richard Guenther <rguenther@suse.de>
7773 PR tree-optimization/8781
7774 PR tree-optimization/37892
7775 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
7776 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
7777 (valueize_refs): Call it for *& valueizations.
7778 (shared_reference_ops_from_ref): Rename to ...
7779 (valueize_shared_reference_ops_from_ref): ... this and valueize.
7780 (shared_reference_ops_from_call): Rename to ...
7781 (valueize_shared_reference_ops_from_call): ... this and valueize.
7782 (vn_reference_lookup): Update.
7783 (visit_reference_op_call): Likewise.
7784 * tree-ssa-pre.c (phi_translate_1): Fold *&.
7785 (eliminate): Value-replace the call address in call statements.
7787 2009-04-04 Richard Guenther <rguenther@suse.de>
7789 PR tree-optimization/39636
7790 * tree-ssa-forwprop.c
7791 (forward_propagate_addr_into_variable_array_index): Check for
7792 GIMPLE_ASSIGN before accessing the rhs code.
7794 2009-04-03 Jason Merrill <jason@redhat.com>
7796 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
7798 2009-04-03 Steve Ellcey <sje@cup.hp.com>
7800 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
7801 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
7802 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
7803 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
7804 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
7805 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
7806 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
7807 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
7808 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
7809 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
7810 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
7811 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
7812 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
7813 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
7814 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
7815 Use fr_reg_or_fp01_operand instead of fr_register_operand
7817 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
7818 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
7819 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
7821 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
7823 PR rtl-optimization/39607
7824 PR rtl-optimization/39631
7828 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7829 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7830 instead of DF_LR_OUT.
7831 * ira-lives.c (process_bb_node_lives): Ditto.
7832 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7833 instead of DF_LR_{OUT,IN}.
7834 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7835 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7837 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
7839 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
7840 (execute_lower_omp): Always run but take the short way out if -fopenmp
7842 (gate_lower_omp): Remove, forcing the pass manager to always run the
7843 pass and always set PROP_gimple_lomp.
7844 (pass_lower_omp): Remove gate function.
7845 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
7846 PROP_trees. Instead, require it.
7847 * ipa-cp.c (pass_ipa_cp): Likewise.
7848 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
7849 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
7850 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
7851 and PROP_gimple_leh.
7853 2009-04-03 Richard Guenther <rguenther@suse.de>
7856 PR tree-optimization/23940
7857 PR tree-optimization/33237
7860 PR tree-optimization/36201
7861 PR tree-optimization/36230
7862 PR tree-optimization/38049
7863 PR tree-optimization/38207
7864 PR tree-optimization/38230
7865 PR tree-optimization/38301
7866 PR tree-optimization/38585
7868 PR tree-optimization/38985
7869 PR tree-optimization/39299
7870 * tree-ssa-structalias.h: Remove.
7871 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
7872 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
7873 (struct vuse_element_d): Remove.
7874 (struct vuse_vec_d): Likewise.
7875 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
7876 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
7877 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
7878 VUSE_ELEMENT_VAR): Likewise.
7879 (struct voptype_d): Likewise.
7880 (NUM_VOP_FREE_BUCKETS): Likewise.
7881 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
7882 (struct stmt_operands_d): Remove.
7883 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
7884 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
7885 VDEF_NUM, VDEF_VECT): Likewise.
7886 (copy_virtual_operands): Remove.
7887 (operand_build_cmp): Likewise.
7888 (create_ssa_artificial_load_stmt): Likewise.
7889 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
7890 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
7891 vuse_index and mayuse_index members. Pack and move done and iter_type
7892 members to the front.
7893 (SSA_OP_VMAYUSE): Remove.
7894 (SSA_OP_VIRTUAL_USES): Adjust.
7895 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
7896 (unlink_stmt_vdef): Declare.
7897 (add_to_addressable_set): Remove.
7898 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
7899 (vrp_visit_stmt): Likewise.
7900 * doc/tree-ssa.texi (Alias analysis): Update.
7901 * doc/invoke.texi (max-aliased-vops): Remove docs.
7902 (avg-aliased-vops): Likewise.
7903 * tree-into-ssa.c (syms_to_rename): Remove.
7904 (need_to_update_vops_p): Likewise.
7905 (need_to_initialize_update_ssa_p): Rename to ...
7906 (update_ssa_initialized_fn): ... this. Track function we are
7908 (symbol_marked_for_renaming): Simplify.
7909 (add_new_name_mapping): Do not set need_to_update_vops_p.
7910 (dump_currdefs): Use SYMS_TO_RENAME.
7911 (rewrite_update_stmt): Always walk all uses/defs.
7912 (dump_update_ssa): Adjust.
7913 (init_update_ssa): Take function argument. Track what we are
7915 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
7916 (create_new_def_for): Initialize for cfun, assert we are initialized
7918 (mark_sym_for_renaming): Simplify.
7919 (mark_set_for_renaming): Do not initialize update-ssa.
7920 (need_ssa_update_p): Simplify. Take function argument.
7921 (name_mappings_registered_p): Assert we ask for the correct function.
7922 (name_registered_for_update_p): Likewise.
7923 (ssa_names_to_replace): Likewise.
7924 (release_ssa_name_after_update_ssa): Likewise.
7925 (update_ssa): Likewise. Use SYMS_TO_RENAME.
7926 (dump_decl_set): Do not print a newline.
7927 (debug_decl_set): Do it here.
7928 (dump_update_ssa): And here.
7929 * tree-ssa-loop-im.c (move_computations): Adjust.
7930 (movement_possibility): Likewise.
7931 (determine_max_movement): Likewise.
7932 (gather_mem_refs_stmt): Likewise.
7933 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
7935 * tree-complex.c (update_all_vops): Remove.
7936 (expand_complex_move): Adjust.
7937 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
7938 Simplify test for memory referencing statement. Exclude
7939 non-invariant ADDR_EXPRs.
7940 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
7941 * tree-loop-distribution.c (generate_memset_zero): Adjust.
7942 (rdg_flag_uses): Likewise.
7943 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
7945 (tree_optimize_tail_calls_1): Also split the
7946 edge from the entry block if we have degenerate PHI nodes in
7947 the first basic block.
7948 * tree.c (init_ttree): Remove memory-tag related code.
7949 (tree_code_size): Likewise.
7950 (tree_node_structure): Likewise.
7951 (build7_stat): Re-write to be build6_stat.
7952 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
7953 (SSA_VAR_P): Adjust.
7954 (struct tree_memory_tag): Remove.
7955 (struct tree_memory_partition_tag): Likewise.
7956 (union tree_node): Adjust.
7957 (build7): Re-write to be build6.
7958 * tree-pass.h (pass_reset_cc_flags): Remove.
7959 (TODO_update_address_taken): New flag.
7960 (pass_simple_dse): Remove.
7961 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
7962 * params.h (MAX_ALIASED_VOPS): Remove.
7963 (AVG_ALIASED_VOPS): Likewise.
7964 * omp-low.c (expand_omp_taskreg): Update SSA form.
7965 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
7966 aliases the lhs in a copy stmt.
7967 * tree-ssa-dse.c (struct address_walk_data): Remove.
7968 (memory_ssa_name_same): Likewise.
7969 (memory_address_same): Likewise.
7970 (get_kill_of_stmt_lhs): Likewise.
7971 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
7972 unused stores. Look through PHI nodes into post-dominated regions.
7973 (dse_optimize_stmt): Simplify. Properly remove stores.
7974 (tree_ssa_dse): Compute dominators.
7975 (execute_simple_dse): Remove.
7976 (pass_simple_dse): Likewise.
7977 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
7978 gimple_loaded_syms and gimple_stored_syms computation.
7979 * toplev.c (dump_memory_report): Dump alias and pta stats.
7980 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
7981 (vn_reference_eq): Likewise.
7982 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
7983 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
7984 valueize_vuses): Remove.
7985 (get_def_ref_stmt_vuses): Simplify. Rename to ...
7986 (get_def_ref_stmt_vuse): ... this.
7987 (vn_reference_lookup_2): New function.
7988 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
7989 walking equivalent vuses. Simplify.
7990 (vn_reference_lookup): Likewise.
7991 (vn_reference_insert): Likewise.
7992 (vn_reference_insert_pieces): Likewise.
7993 (visit_reference_op_call): Simplify.
7994 (visit_reference_op_load): Likewise.
7995 (visit_reference_op_store): Likewise.
7996 (init_scc_vn): Remove shared_lookup_vuses initialization.
7997 (free_scc_vn): Remove shared_lookup_vuses freeing.
7998 (sort_vuses, sort_vuses_heap): Remove.
7999 (get_ref_from_reference_ops): Export.
8000 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
8001 vector with single vuse pointer.
8002 (vn_reference_lookup_pieces, vn_reference_lookup,
8003 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
8004 (shared_vuses_from_stmt): Remove.
8005 (get_ref_from_reference_ops): Declare.
8006 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
8007 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8008 memory-tag related code.
8009 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
8010 (likely_value): Add comment, skip static-chain of call statements.
8011 (surely_varying_stmt_p): Adjust.
8012 (gimplify_and_update_call_from_tree): Likewise.
8013 (execute_fold_all_builtins): Do not rebuild alias info.
8014 (gimplify_and_update_call_from_tree): Properly update VOPs.
8015 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
8016 (copy_ref_info): Remove memory-tag related code.
8017 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
8018 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
8019 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
8021 * tree-ssa-dom.c (gimple_p): Remove typedef.
8022 (eliminate_redundant_computations): Adjust.
8023 (record_equivalences_from_stmt): Likewise.
8024 (avail_expr_hash): Likewise.
8025 (avail_expr_eq): Likewise.
8026 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
8027 (stmt_makes_single_load): Likewise.
8028 (stmt_makes_single_store): Likewise.
8029 * tree-ssa-alias.c: Rewrite completely.
8030 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
8031 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
8032 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
8033 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
8034 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
8035 Remove public functions.
8036 (pass_reset_cc_flags): Remove.
8037 (pass_build_alias): Move ...
8038 * tree-ssa-structalias.c (pass_build_alias): ... here.
8039 * tree-ssa-alias.c (may_be_aliased): Move ...
8040 * tree-flow-inline.h (may_be_aliased): ... here.
8041 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
8042 count_uses_and_derefs): Move ...
8043 * gimple.c: ... here.
8044 * gimple.h (count_uses_and_derefs): Declare.
8045 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
8046 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
8047 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
8048 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
8049 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
8050 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
8051 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
8053 * tree-dfa.c (refs_may_alias_p): Move ...
8054 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
8055 * tree-ssa-alias.h: New file.
8056 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
8057 (statement_sink_location): Likewise.
8058 * opts.c (decode_options): Do not adjust max-aliased-vops or
8059 avg-aliased-vops values.
8060 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
8061 (TV_CALL_CLOBBER): Likewise.
8062 (TV_FLOW_SENSITIVE): Likewise.
8063 (TV_FLOW_INSENSITIVE): Likewise.
8064 (TV_MEMORY_PARTITIONING): Likewise.
8065 (TV_ALIAS_STMT_WALK): New timevar.
8066 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
8067 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
8068 (get_address_description): Remove memory-tag related code.
8069 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
8070 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
8071 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
8072 and immediate uses in statements. Document.
8073 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
8074 (dump_symbols): Remove.
8075 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
8076 * alias.c (get_deref_alias_set): New function split out from ...
8077 (get_alias_set): ... here.
8078 * alias.h (get_deref_alias_set): Declare.
8079 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
8080 type parameter. Remove restrict pointer handling. Create a
8081 ref-all pointer in case type-based alias sets do not conflict.
8082 (vect_analyze_data_refs): Remove SMT related code.
8083 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
8084 (vectorizable_load): Likewise.
8085 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
8086 (DR_SYMBOL_TAG, DR_VOPS): Remove.
8087 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
8088 Ignore vops and SMTs.
8089 (dr_analyze_alias): Likewise..
8090 (free_data_ref): Likewise.
8091 (create_data_ref): Likewise.
8092 (analyze_all_data_dependences): Likewise.
8093 (get_references_in_stmt): Adjust.
8094 * tree-flow-inline.h (gimple_aliases_computed_p,
8095 gimple_addressable_vars, gimple_call_clobbered_vars,
8096 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
8097 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
8098 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
8099 gimple_mem_ref_stats): Remove.
8100 (gimple_vop): New function.
8101 (op_iter_next_use): Remove vuses and mayuses cases.
8102 (op_iter_next_def): Remove vdefs case.
8103 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
8104 (clear_and_done_ssa_iter): Do not set removed fields.
8105 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
8106 Assert we are not iterating over vuses or vdefs if not also
8107 iterating over uses or defs.
8108 (op_iter_init_use): Likewise.
8109 (op_iter_init_def): Likewise.
8110 (op_iter_next_vdef): Remove.
8111 (op_iter_next_mustdef): Likewise.
8112 (op_iter_init_vdef): Likewise.
8113 (compare_ssa_operands_equal): Likewise.
8114 (link_use_stmts_after): Handle vuse operand.
8115 (is_call_used): Use is_call_clobbered.
8116 (is_call_clobbered): Global variables are always call clobbered,
8117 query the call-clobbers bitmap.
8118 (mark_call_clobbered): Ignore global variables.
8119 (clear_call_clobbered): Likewise.
8120 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
8121 virtual operands sanity check.
8122 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
8124 (TARGET_MEM_REF): Remove TMR_TAG operand.
8125 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
8126 Remove call-clobber related code.
8127 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
8128 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
8129 partitions or escape reason.
8130 (get_single_def_stmt, get_single_def_stmt_from_phi,
8131 get_single_def_stmt_with_phi): Remove.
8132 (dump_referenced_vars): Tidy.
8133 (get_ref_base_and_extent): Allow bare decls.
8134 (collect_dfa_stats): Adjust.
8135 * graphite.c (rename_variables_in_stmt): Adjust.
8136 (graphite_copy_stmts_from_block): Likewise.
8137 (translate_clast): Likewise.
8138 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
8140 (translate_vuse_through_block): Use the oracle.
8141 (phi_translate_1): Adjust.
8142 (value_dies_in_block_x): Use the oracle. Cache the outcome
8144 (valid_in_sets): Check if the VUSE for
8145 a REFERENCE is available.
8146 (eliminate): Do not remove stmts during elimination,
8147 instead queue and remove them afterwards.
8148 (do_pre): Do not rebuild alias info.
8149 (pass_pre): Run TODO_rebuild_alias before PRE.
8150 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
8151 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
8152 (mark_all_v_defs_stmt): Remove.
8153 (mark_all_v_defs_seq): Adjust.
8154 (sra_replace): Likewise.
8155 (scalarize_use): Likewise.
8156 (scalarize_copy): Likewise.
8157 (scalarize_init): Likewise.
8158 (scalarize_ldst): Likewise.
8159 (todoflags): Remove.
8160 (tree_sra): Do not rebuild alias info.
8161 (tree_sra_early): Adjust.
8162 (pass_sra): Run TODO_update_address_taken before SRA.
8163 * tree-predcom.c (set_alias_info): Remove.
8164 (prepare_initializers_chain): Do not call it.
8165 (mark_virtual_ops_for_renaming): Adjust.
8166 (mark_virtual_ops_for_renaming_list): Remove.
8167 (initialize_root_vars): Adjust.
8168 (initialize_root_vars_lm): Likewise.
8169 (prepare_initializers_chain): Likewise.
8170 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
8171 (may_propagate_copy_into_stmt): Likewise.
8172 (merge_alias_info): Do nothing for now.
8173 (propagate_tree_value_into_stmt): Adjust.
8174 (stmt_may_generate_copy): Likewise.
8175 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
8176 not mark symbols for renaming.
8177 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
8178 with the same statement, make sure to update the new pointed-to one.
8179 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
8180 call statements, do not mark symbols for renaming.
8181 (mark_operand_necessary): Dump something.
8182 (ref_may_be_aliased): New function.
8183 (mark_aliased_reaching_defs_necessary_1): New helper function.
8184 (mark_aliased_reaching_defs_necessary): Likewise.
8185 (mark_all_reaching_defs_necessary_1): Likewise.
8186 (mark_all_reaching_defs_necessary): Likewise.
8187 (propagate_necessity): Do not process virtual PHIs. For
8188 non-aliased loads mark all reaching definitions as necessary.
8189 For aliased loads and stores mark the immediate dominating
8190 aliased clobbers as necessary.
8191 (visited): New global static.
8192 (perform_tree_ssa_dce): Free visited bitmap after propagating
8194 (remove_dead_phis): Perform simple dead virtual PHI removal.
8195 (remove_dead_stmt): Properly unlink virtual operands when
8197 (eliminate_unnecessary_stmts): Schedule PHI removal after
8199 * tree-ssa-ter.c (is_replaceable_p): Adjust.
8200 (process_replaceable): Likewise.
8201 (find_replaceable_in_bb): Likewise.
8202 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
8203 based on the single gimple vop.
8204 (verify_flow_insensitive_alias_info): Remove.
8205 (verify_flow_sensitive_alias_info): Likewise.
8206 (verify_call_clobbering): Likewise.
8207 (verify_memory_partitions): Likewise.
8208 (verify_alias_info): Likewise.
8209 (verify_ssa): Adjust..
8210 (execute_update_addresses_taken): Export. Update SSA
8211 manually. Optimize only when optimizing. Use a local bitmap.
8212 (pass_update_address_taken): Remove TODO_update_ssa, add
8214 (pass_update_address_taken): Just use TODO_update_address_taken.
8215 (init_tree_ssa): Do not initialize addressable_vars.
8216 (verify_ssa): Verify new VUSE / VDEF properties.
8217 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
8218 Do not call verify_alias_info.
8219 (delete_tree_ssa): Clear the VUSE, VDEF operands.
8220 Do not free the loaded and stored syms bitmaps. Reset the escaped
8221 and callused solutions. Do not free addressable_vars.
8222 Remove memory-tag related code.
8223 (warn_uninitialized_var): Aliases are always available.
8224 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
8225 * lambda-code.c (can_put_in_inner_loop): Adjust.
8226 (can_put_after_inner_loop): Likewise.
8227 (perfect_nestify): Likewise.
8228 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
8229 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
8230 (vectorizable_conversion): Do not mark symbols for renaming.
8231 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
8232 (expand_call_inline): Unlink the calls virtual operands before
8234 (tree_function_versioning): Do not call update_ssa if we are not
8235 updating clones. Simplify.
8236 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
8237 (propagate_with_phi): Likewise..
8238 * tree-outof-ssa.c (create_temp): Remove memory tag and call
8239 clobber code. Assert we are not aliased or global.
8240 * tree-flow.h: Include tree-ssa-alias.h
8241 (enum escape_type): Remove.
8242 (struct mem_sym_stats_d): Likewise.
8243 (struct mem_ref_stats_d): Likewise.
8244 (struct gimple_df): Add vop member. Remove global_var,
8245 call_clobbered_vars, call_used_vars, addressable_vars,
8246 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
8247 escaped and callused members.
8248 (struct ptr_info_def): Remove all members, add points-to solution
8250 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
8251 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
8252 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
8253 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
8254 (tree-ssa-alias.o): Likewise.
8255 (toplev.o): Add tree-ssa-alias.h
8256 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
8257 * gimple.c (gimple_set_bb): Fix off-by-one error.
8258 (is_gimple_reg): Do not handle memory tags.
8259 (gimple_copy): Also copy virtual operands.
8260 Delay updating the statement. Do not reset loaded and stored syms.
8261 (gimple_set_stored_syms): Remove.
8262 (gimple_set_loaded_syms): Likewise.
8263 (gimple_call_copy_skip_args): Copy the virtual operands
8264 and mark the new statement modified.
8265 * tree-ssa-structalias.c (may_alias_p): Remove.
8266 (set_uids_in_ptset): Take the alias set to prune with as
8267 parameter. Fold in the alias test of may_alias_p.
8268 (compute_points_to_sets): Compute whether a ptr is dereferenced
8270 (process_constraint): Deal with &ANYTHING on the lhs, reject all
8271 other ADDRESSOF constraints on the lhs.
8272 (get_constraint_for_component_ref): Assert that we don't get
8273 ADDRESSOF constraints from the base of the reference.
8274 Properly generate UNKNOWN_OFFSET for DEREF if needed.
8275 (struct variable_info): Remove collapsed_to member.
8276 (get_varinfo_fc): Remove.
8277 (new_var_info): Do not set collapsed_to.
8278 (dump_constraint): Do not follow cycles.
8279 (dump_constraint_graph): Likewise.
8280 (build_pred_graph): Likewise.
8281 (build_succ_graph): Likewise.
8282 (rewrite_constraints): Likewise.
8283 (do_simple_structure_copy): Remove.
8284 (do_rhs_deref_structure_copy): Remove.
8285 (do_lhs_deref_structure_copy): Remove.
8286 (collapse_rest_of_var): Remove.
8287 (do_structure_copy): Re-implement.
8288 (pta_stats): New global variable.
8289 (dump_pta_stats): New function.
8290 (struct constraint_expr): Make offset signed.
8291 (UNKNOWN_OFFSET): Define special value.
8292 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
8293 (solution_set_expand): New helper function split out from ...
8294 (do_sd_constraint): ... here.
8295 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
8296 (do_ds_constraint): Likewise.
8297 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
8298 and CALLUSED = *CALLUSED.
8299 (set_union_with_increment): Make inc argument signed.
8300 (type_safe): Remove.
8301 (get_constraint_for_ptr_offset): Handle unknown and negative
8303 (first_vi_for_offset): Handle offsets before start. Bail
8304 out early for offsets beyond the variable extent.
8305 (first_or_preceding_vi_for_offset): New function.
8306 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
8307 Together with ESCAPED = *ESCAPED this properly computes reachability.
8308 (find_what_var_points_to): New function.
8309 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
8310 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
8311 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
8312 pt_solutions_intersect): New functions.
8313 (compute_call_used_vars): Remove.
8314 (compute_may_aliases): New main entry into PTA computation.
8315 * gimple.h (gimple_p): New typedef.
8316 (struct gimple_statement_base): Remove references_memory_p.
8317 (struct gimple_statement_with_memory_ops_base): Remove
8318 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
8320 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
8321 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
8322 gimple_set_references_memory): Remove.
8323 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
8324 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
8326 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
8327 (verify_expr): Allow RESULT_DECL.
8328 (gimple_duplicate_bb): Do not copy virtual operands.
8329 (gimple_duplicate_sese_region): Adjust.
8330 (gimple_duplicate_sese_tail): Likewise.
8331 (mark_virtual_ops_in_region): Remove.
8332 (move_sese_region_to_fn): Do not call it.
8333 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
8334 and pass_simple_dse.
8335 (execute_function_todo): Handle TODO_update_address_taken,
8336 call execute_update_addresses_taken for TODO_rebuild_alias.
8337 (execute_todo): Adjust.
8338 (execute_one_pass): Init dump files early.
8339 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
8341 (create_general_new_stmt): Clear vops.
8342 * tree-ssa-reassoc.c (get_rank): Adjust.
8343 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
8344 symbols for renaming.
8345 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
8346 (PARAM_AVG_ALIASED_VOPS): Likewise.
8347 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
8348 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
8349 * tree-ssa-operands.c: Simplify for new virtual operand representation.
8350 (operand_build_cmp, copy_virtual_operands,
8351 create_ssa_artificial_load_stmt, add_to_addressable_set,
8352 gimple_add_to_addresses_taken): Remove public functions.
8353 (unlink_stmt_vdef): New function.
8355 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8357 * config.gcc (powerpc-*-linux*): Merge variants.
8359 2009-04-02 Chao-ying Fu <fu@mips.com>
8360 James Grosbach <james.grosbach@microchip.com>
8362 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
8363 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
8365 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
8366 keep_interrupts_masked_p, use_debug_exception_return_p.
8367 (mips_attribute_table): Add interrupt, use_shadow_register_set,
8368 keep_interrupts_masked, use_debug_exception_return.
8369 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
8370 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
8372 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
8373 (mips_print_operand): Process COP0 registers to print $0 .. $31
8374 correctly for GAS to process.
8375 (mips_interrupt_extra_call_saved_reg_p): New function.
8376 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
8378 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
8379 (mips_compute_frame_info): Add supports for interrupt context that
8380 includes doubleword accumulators and COP0 registers.
8381 (mips_for_each_saved_acc): New function.
8382 (mips_for_each_saved_gpr_and_fpr): Change the function name from
8383 mips_for_each_saved_reg.
8384 (mips_save_reg): Save accumulators.
8385 (mips_kernel_reg_p): A new for_each_rtx callback.
8386 (mips_expand_prologue): Support interrupt handlers.
8387 (mips_restore_reg): Restore accumulators.
8388 (mips_expand_epilogue): Support interrupt handlers.
8389 (mips_can_use_return_insn): Return false for interrupt handlers.
8390 (mips_epilogue_uses): New function.
8391 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
8392 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
8393 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
8394 cop0_move): New instructions.
8395 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
8396 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
8398 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
8400 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
8401 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
8402 interrupt handlers, we use K0 as the temporary register.
8403 (EPILOGUE_USES): Change to a function call.
8404 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
8405 handlers, we use K0 as the temporary register.
8407 * doc/extend.texi (Function Attributes): Document interrupt,
8408 use_shadow_register_set, keep_interrupts_masked,
8409 use_debug_exception_return for MIPS attributes.
8411 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8413 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
8414 Remove a number of t-files from tmake_file.
8415 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
8416 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
8417 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
8418 target_prototype, not TARGET_PROTOTYPE.
8419 (LINK_OS_GNU_SPEC): Define.
8420 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
8421 and darwin-ldoubdle.c.
8423 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8426 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
8427 (cpp_options): Ditto.
8428 (default_compilers): Ditto.
8429 (display_help): Ditto.
8430 (process_command): Ditto.
8432 (set_input): Use lbasename instead of duplicate code.
8433 (save_temps_prefix): New static for -save-temps=obj.
8434 (save_temps_length): Ditto.
8436 * doc/invoke.texi (-save-temps=obj): Document new variant to
8439 2009-04-02 Jeff Law <law@redhat.com>
8441 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
8444 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8446 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
8447 * configure: Regenerated.
8449 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8451 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
8452 share the argument list.
8454 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8458 2009-02-12 Diego Novillo <dnovillo@google.com>
8460 * varpool.c (debug_varpool): New.
8461 * cgraph.h (debug_varpool): Declare.
8463 2009-04-02 Jan Hubicka <jh@suse.cz>
8465 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
8468 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8470 * config/i386/i386.c (ix86_abi): Move initialization to ...
8471 (override_options): Here.
8473 2009-04-02 Christian Bruel <christian.bruel@st.com>
8475 * config/sh/sh.c (sh_dwarf_register_span): New function.
8476 (TARGET_DWARF_REGISTER_SPAN): Define.
8477 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
8479 2009-04-02 Ira Rosen <irar@il.ibm.com>
8481 PR tree-optimization/39595
8482 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
8483 interleaved loads group is not greater than the SLP group size.
8485 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8487 * builtins.c (is_builtin_name): New.
8488 (called_as_built_in): Use is_builtin_name.
8489 * tree.h (is_builtin_name): New.
8490 * varasm.c (incorporeal_function_p): Use is_builtin_name
8492 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
8494 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
8496 2009-04-02 Dodji Seketeli <dodji@redhat.com>
8499 * c-decl.c (clone_underlying_type): Move this ...
8500 * c-common.c (set_underlying_type): ... here.
8501 Also, make sure the function properly sets TYPE_STUB_DECL() on
8502 the newly created typedef variant type.
8503 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
8504 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
8507 2009-04-02 Richard Guenther <rguenther@suse.de>
8509 PR tree-optimization/37221
8510 * tree-flow.h (degenerate_phi_result): Declare.
8511 * tree-ssa-dom.c (degenerate_phi_result): Export.
8512 * tree-scalar-evolution.c (analyze_initial_condition): If
8513 the initial condition is defined by a degenerate PHI node
8514 use the degenerate value.
8516 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
8518 PR rtl-optimization/39588
8519 * combine.c (merge_outer_ops): Do not set the constant when this
8521 (simplify_shift_const_1): Do not modify it either in this case.
8523 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
8525 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
8526 tuning is deprecated if -mtune value is set to an Itanium1 variant.
8528 2009-04-01 Janis Johnson <janis187@us.ibm.com>
8531 * c-lex.c (interpret_float): Default (no suffix) is double.
8533 2009-04-1 Xinliang David Li <davidxl@google.com>
8535 * config/i386/i386.c (legitimate_constant_p): Recognize
8536 all one vector constant.
8538 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8540 * config/vax/vax.c: Add #includes to silence warnings.
8541 Change #include order to silence two warnings.
8543 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8545 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
8546 (ASM_SPEC): Pass -k to the assembler for PIC code.
8548 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8550 * config.gcc: Add vax-*-linux* to the switch.
8551 * config/vax/linux.h: New file. (TARGET_VERSION,
8552 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
8554 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8556 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
8557 Use predicate macros instead of GET_CODE() == foo.
8558 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
8559 ashlsi3, rotrsi3, <unnamed>): Likewise.
8561 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8563 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
8564 jbbccihi, jbbccisi): Remova trailing whitespace.
8565 * config/vax/constraints.md: Likewise.
8566 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8567 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
8568 * config/vax/predicates.md: Likewise.
8569 * config/vax/vax.c (print_operand_address, vax_output_int_move,
8570 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
8571 * config/vax/vax.h: Likewise.
8572 * config/vax/vax.md (nonlocal_goto): Likewise.
8574 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8576 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
8577 (indirectable_address_p, adjacent_operands_p): Add spaces around
8579 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
8581 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8583 * config/vax/vax.c (legitimate_constant_address_p,
8584 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
8585 index_term_p, reg_plus_index_p, legitimate_address_p,
8586 vax_mode_dependent_address_p): Update comments to match functions
8587 modified by the recent int->bool conversion.
8589 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8591 * config/vax/builtins.md: Update copyright message.
8592 * config/vax/constraints.md: Likewise.
8593 * config/vax/netbsd-elf.h: Likewise.
8594 * config/vax/predicates.md: Likewise.
8595 * config/vax/vax-protos.h: Likewise.
8596 * config/vax/vax.c: Likewise.
8597 * config/vax/vax.h: Likewise.
8598 * config/vax/vax.md: Likewise.
8599 * config/vax/vax.opt: Likewise.
8601 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8603 * config/vax/builtins.md (ffssi2, ffssi2_internal,
8604 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
8605 * config/vax/constraints.md (B, R): Likewise.
8606 * config/vax/predicates.md (external_memory_operand,
8607 nonimmediate_addsub_di_operand): Likewise.
8608 * config/vax/vax.c (vax_output_int_add): Likewise.
8609 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
8610 untyped_call): Likewise.
8612 2009-04-01 Matt Thomas <matt@3am-software.com>
8614 * config/vax/predicates.md: New file.
8615 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
8616 external_const_operand, nonsymbolic_operand, external_memory_operand,
8617 indirect_memory_operand, indexed_memory_operand,
8618 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
8619 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
8621 * config/vax/constraints.md: New file.
8622 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
8624 * config/vax/builtins.md: New file.
8625 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
8626 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
8628 * config/vax/vax.opt (mqmath): Add option.
8629 * config/vax/vax.md (isfx): Extend with DI.
8630 (VAXintQH, VAXintQHSD): Define.
8631 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
8632 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
8633 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
8634 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
8635 (movdi): Update constraints and use vax_output_int_move().
8636 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
8637 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
8638 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
8639 nonlocal_goto): New.
8640 (mov<mode>): Extend accepted operand types.
8641 (subdi3_old): Rename from subdi3, change update constraints and use
8642 a new implementation.
8643 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
8644 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
8645 MOVE_RATIO, CLEAR_RATIO): Define.
8646 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
8647 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
8648 (PRINT_OPERAND): Redefine using a function instead of inlined code.
8649 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
8650 (split_quadword_operands): Make static and really allow variable
8652 (print_operand_address): Update for PIC generation.
8653 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
8654 indexable_address_p, fixup_mathdi_operand,
8655 vax_expand_addsub_di_operands, adjacent_operands_p): New.
8656 (vax_float_literal, legitimate_constant_p,
8657 indirectable_constant_address_p, index_term_p,
8658 reg_plus_index_p): Return bool instead of int.
8659 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
8661 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
8663 (vax_output_conditional_branch): Indent.
8664 (legitimate_constant_address_p, indirectable_constant_address_p,
8665 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
8666 vax_mode_dependent_address_p): Return bool instead of int, update for
8668 * config/vax/vax-protos.h (legitimate_constant_address_p,
8669 legitimate_constant_p, legitimate_address_p,
8670 vax_mode_dependent_address_p): Change declaration to bool.
8671 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
8672 vax_expand_addsub_di_operands, vax_output_int_subtract,
8673 vax_output_movmemsi): Declare.
8674 (split_quadword_operands, vax_float_literal): Delete declaration.
8675 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
8676 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
8677 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
8678 ASM_OUTPUT_DWARF_PCREL): Define.
8679 (ASM_SPEC): Change definition to allow PIC generation.
8681 2009-04-01 Steve Ellcey <sje@cup.hp.com>
8683 * doc/sourcebuild.texi: Update front-end requirements.
8685 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8688 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
8689 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
8690 (booldi3_internal3): Use boolean_or_operator instead of
8693 2009-04-01 Joseph Myers <joseph@codesourcery.com>
8696 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
8697 declarator whose size is not an integer constant expression but
8698 folds to an integer constant, then treat it as a constant
8701 2009-04-01 Richard Guenther <rguenther@suse.de>
8703 * fold-const.c (fold_plusminus_mult_expr): Do not fold
8704 i * 4 + 2 to (i * 2 + 1) * 2.
8706 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8709 * c-parser.c (c_parser_asm_statement): Skip until close paren and
8710 return if c_parser_asm_string_literal returned NULL.
8712 2009-04-01 Nick Clifton <nickc@redhat.com>
8714 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
8716 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
8717 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
8718 other typedefs to avoid conflicts with libgcc2.c. Define labels
8719 to gain 16-bit bit-manipulation functions from libgcc2.c and then
8721 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
8722 to gain 16-bit trapping arithmetic functions from libgcc2.c and
8725 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
8727 * varasm.c (default_function_rodata_section): Declare DOT as
8730 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
8731 Andrey Galkin <agalkin@hypercom.com>
8734 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
8735 Make object_name unique for each process.
8737 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8740 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
8741 addressable variables in the parallel that could go out of scope while
8742 running queued tasks.
8744 2009-04-01 Anatoly Sokolov <aesok@post.ru>
8746 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
8747 (CASE_VALUES_THRESHOLD): Redefine.
8748 * config/avr/avr.c (avr_override_options): Remove initialization of
8749 avr_case_values_threshold variable.
8750 (avr_case_values_threshold): Remove variable. Add new function.
8751 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
8752 * config/avr/avr.opt (mno-tablejump): Remove option.
8753 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
8755 2009-04-01 DJ Delorie <dj@redhat.com>
8757 * varasm.c (default_function_rodata_section): Don't assume
8758 anything about where the first '.' in the section name is.
8760 2009-04-01 Alan Modra <amodra@bigpond.net.au>
8762 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
8763 rs6000_emit_stack_tie.
8765 2009-03-31 Ian Lance Taylor <iant@google.com>
8767 * tree-eh.c (tree_remove_unreachable_handlers): Compare
8768 gimple_code with GIMPLE_RESX, not RESX.
8770 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8772 * c-common.c (c_get_ident): New.
8773 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
8775 2009-04-01 Ben Elliston <bje@au.ibm.com>
8777 * config/rs6000/sysv4.opt (msdata): Improve option description.
8779 2009-03-31 Steve Ellcey <sje@cup.hp.com>
8781 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
8782 (divdf3_internal_lat): Remove.
8783 (divxf3_internal_lat): Remove.
8784 (divxf3_internal_thr): Remove.
8785 (divxf): Use divxf3_internal.
8786 * config/ia64/div.md (divsf3_internal_lat): New.
8787 (divdf3_internal_lat): New.
8788 (divxf3_internal): New.
8790 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8793 * Makefile.in (USE_GCC_STDINT): Define.
8794 (stmp-int-hdrs): Install stdint.h if applicable.
8795 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
8797 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
8798 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
8799 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8800 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8801 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8802 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8803 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8804 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8805 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8806 (c_common_nodes_and_builtins): Initialize
8807 underlying_wchar_type_node. Do not initialize
8808 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
8809 nodes for new types.
8810 (c_stddef_cpp_builtins): Define macros for new types.
8811 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
8813 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
8814 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
8815 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
8816 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
8817 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
8818 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
8819 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
8820 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
8821 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
8822 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
8823 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
8824 int16_type_node, int32_type_node, int64_type_node,
8825 uint8_type_node, uint16_type_node, c_uint32_type_node,
8826 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
8827 int_least32_type_node, int_least64_type_node,
8828 uint_least8_type_node, uint_least16_type_node,
8829 uint_least32_type_node, uint_least64_type_node,
8830 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
8831 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
8832 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
8833 uintptr_type_node): Define.
8834 * c-cppbuiltin.c (builtin_define_constants,
8835 builtin_define_type_minmax): New.
8836 (builtin_define_stdint_macros): Define more macros.
8837 (c_cpp_builtins): Define more limit macros.
8839 (builtin_define_type_max): Define in terms of
8840 builtin_define_type_minmax. Remove is_long parameter. All
8842 * config.gcc (use_gcc_stdint): Define.
8843 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
8844 Add newlib-stdint.h for generic targets.
8845 * config/glibc-stdint.h, config/newlib-stdint.h,
8846 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
8847 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
8848 * config/score/score.h (UINTPTR_TYPE): Define.
8849 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8850 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8851 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8852 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8853 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8854 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8855 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8856 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8857 * config/spu/spu.h (STDINT_LONG32): Define.
8858 * configure.ac (use_gcc_stdint): Substitute.
8859 * configure: Regenerate.
8860 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
8861 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
8862 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
8863 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
8864 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
8865 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
8866 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
8867 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
8868 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
8869 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
8870 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
8871 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
8872 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
8873 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
8874 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
8875 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
8876 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
8877 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
8878 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
8879 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
8880 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
8881 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
8882 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8883 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8884 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8885 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8886 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8887 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8888 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
8890 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
8892 * loop-iv.c (suitable_set_for_replacement): Renamed from
8893 simplify_using_assignment; changed to return bool and to accept new
8894 args DEST and SRC. Return true iff we find a source/destination pair
8895 that can be used to make a replacement, and fill SRC and DEST if so.
8896 Remove arg ALTERED. Don't deal with altered regs here. All callers
8898 (simplify_using_initial_values): Deal with altered regs here and track
8899 more precisely the effect they have on the validity of our expression.
8901 * loop-iv.c (simplify_using_condition): A condition of the form
8902 (EQ REG CONST) can be used to simply make a substitution.
8903 (simplify_using_initial_values): Keep track of conditions we have seen
8904 and keep using them to simplify new expressions, while applying the
8905 same substitutions to them as to the expression.
8907 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8908 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
8911 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
8912 changed. Use this when trying to improve the upper bound.
8913 Generate the comparison by using simplify_gen_relational.
8915 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
8917 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
8919 (simplify_using_assignment, simplify_using_initial_values): Call
8920 replace_in_expr to make replacements. Call replace_single_def_regs
8921 once on the initial version of the expression.
8923 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8926 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
8928 2009-03-31 Richard Guenther <rguenther@suse.de>
8931 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
8932 equality comparisons. Fold C - X CMP X if C % 2 == 1.
8934 2009-03-31 Richard Guenther <rguenther@suse.de>
8936 * tree.h (div_if_zero_remainder): Declare.
8937 * fold-const.c (div_if_zero_remainder): Export.
8938 * tree-ssa-forwprop.c
8939 (forward_propagate_addr_into_variable_array_index): Handle
8940 constant array index addition outside of the variable index.
8942 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8945 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
8946 define_splits, floatunssi<mode>2): Require x87 conversions from
8947 DImode to be permitted.
8949 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8951 PR preprocessor/15638
8952 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
8954 2009-03-31 Richard Guenther <rguenther@suse.de>
8958 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
8959 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
8960 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
8961 a separate statement.
8962 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
8963 (lookup_tmp_var): Likewise.
8964 (is_gimple_formal_tmp_or_call_rhs): Remove.
8965 (is_gimple_reg_or_call_rhs): Rename to ...
8966 (is_gimple_reg_rhs_or_call): ... this.
8967 (is_gimple_mem_or_call_rhs): Rename to ...
8968 (is_gimple_mem_rhs_or_call): ... this.
8969 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
8970 DECL_GIMPLE_REG_P only if is_formal is true.
8971 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
8972 for non-proper post-modify expression gimplification.
8973 (gimplify_self_mod_expr): For post-modify expressions gimplify
8974 the lvalue to a minimal lvalue.
8975 (rhs_predicate_for): Remove formal temp case.
8976 (gimplify_modify_expr_rhs): Likewise.
8977 (gimplify_addr_expr): Use is_gimple_reg.
8978 (gimplify_expr): Remove formal temp cases.
8979 (gimple_regimplify_operands): Likewise.
8980 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
8981 and FILTER_EXPR like constants.
8982 * gimple.c (walk_gimple_op): Fix val_only initialization, use
8984 (is_gimple_formal_tmp_rhs): Remove.
8985 (is_gimple_reg_rhs): Remove special casing.
8986 (is_gimple_mem_rhs): Fix.
8987 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
8988 (is_gimple_formal_tmp_var): Remove.
8989 (is_gimple_formal_tmp_reg): Likewise.
8990 (is_gimple_min_lval): Allow invariant component ref parts.
8991 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
8992 is_gimple_formal_tmp_reg): Remove declarations.
8993 * tree-cfg.c (verify_expr): Verify that variables with address
8994 taken do not have DECL_GIMPLE_REG_P set.
8995 * tree-mudflap.c (mf_build_check_statement_for): Use
8996 force_gimple_operand instead of gimplify_expr.
8998 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
9000 * modulo-sched.c (sms_schedule_by_order): Pass the actual
9001 schedulable rows to compute_split_row.
9003 2009-03-31 Ben Elliston <bje@au.ibm.com>
9006 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
9009 2009-03-31 Alan Modra <amodra@bigpond.net.au>
9011 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
9012 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
9013 * configure: Regenerate.
9014 * config.in: Regenerate.
9015 * config/rs6000/rs6000.opt (mtls-markers): Add.
9016 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
9017 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
9018 (tls_ld_aix, tls_ld_sysv): Likewise.
9019 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
9020 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
9022 2009-03-31 Alan Modra <amodra@bigpond.net.au>
9024 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
9026 2009-03-30 Jan Hubicka <jh@suse.cz>
9028 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
9030 (tree_remove_unreachable_handlers): Cleanup EH predecestor
9031 detection and label handling.
9033 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9035 * ira-int.h (ira_allocno): Rename left_conflicts_num to
9036 left_conflicts_size.
9037 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
9038 ALLOCNO_LEFT_CONFLICTS_SIZE.
9040 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
9041 remove_allocno_from_bucket_and_push,
9042 allocno_spill_priority_compare, push_allocnos_to_stack,
9043 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9044 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
9045 (setup_allocno_left_conflicts_num): Ditto. Rename to
9046 setup_allocno_left_conflicts_size.
9047 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9048 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
9049 setup_allocno_left_conflicts_size instead of
9050 setup_allocno_left_conflicts_num.
9052 * ira-build.c (ira_create_allocno): Use
9053 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
9054 ALLOCNO_LEFT_CONFLICTS_NUM.
9056 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9058 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
9059 instead of DF_LR_OUT.
9061 * ira-lives.c (process_bb_node_lives): Ditto.
9063 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
9064 instead of DF_LR_{OUT,IN}.
9066 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
9068 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
9070 2009-03-30 Jan Hubicka <jh@suse.cz>
9072 * except.c (label_to_region_map): Fix thinko.
9074 2009-03-30 Steve Ellcey <sje@cup.hp.com>
9077 * tree.h (tree_find_value): New declaration.
9078 * tree.c (tree_find_value): New function.
9079 * varasm.c (assemble_external): Avoid duplicate entries on lists.
9081 2009-03-30 Jakub Jelinek <jakub@redhat.com>
9084 * c-decl.c (struct c_binding): Add locus field.
9085 (bind): Add locus argument, set locus field from it.
9086 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
9087 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
9088 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
9089 implicitly_declare, undeclared_variable, lookup_label,
9090 declare_label, c_make_fname_decl, c_builtin_function,
9091 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
9094 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
9097 * config/i386/i386.c (classify_argument): Check total size of
9100 2009-03-30 Martin Jambor <mjambor@suse.cz>
9102 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
9103 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
9104 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
9107 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
9108 seen_variable_array_ref while also traversing a union.
9110 * tree-inline.c (optimize_inline_calls): Do not call
9111 cgraph_node_remove_callees.
9112 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
9113 (pass_remove_cgraph_callee_edges): New variable.
9114 * passes.c (init_optimization_passes): Add
9115 pass_remove_cgraph_callee_edges after early inlining and before all
9116 late intraprocedural passes.
9118 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
9120 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9122 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
9125 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9127 * combine.c (simplify_comparison): Use have_insn_for.
9128 * dojump.c (do_jump): Likewise.
9130 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9132 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
9133 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
9134 sparc_compare_op0 like sparc_compare_emitted used to be handled.
9135 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
9136 instead of sparc_compare_emitted.
9137 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
9138 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
9139 instead of sparc_compare_emitted.
9141 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9143 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
9144 enter/exit cfglayout mode.
9145 (pass_partition_block): Require it.
9146 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
9147 (combine_instructions): Track basic blocks instead of labels.
9148 (update_cfg_for_uncondjump): New.
9149 (try_combine): Use it. Update jumps after rescanning.
9150 (pass_combine): Require PROP_cfglayout.
9151 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
9153 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9155 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
9156 Provide/destroy PROP_cfglayout respectively.
9157 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
9158 * tree-pass.h (PROP_cfglayout): New.
9160 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9162 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
9163 fold_convert_const_fixed_from_fixed,
9164 fold_convert_const_fixed_from_int,
9165 fold_convert_const_fixed_from_real, fold_negate_const): Do not
9166 set TREE_CONSTANT_OVERFLOW.
9167 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
9168 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
9170 2009-03-30 Ira Rosen <irar@il.ibm.com>
9172 * tree-vect-loop-manip.c: New file.
9173 * tree-vectorizer.c: Update documentation and included files.
9174 (vect_loop_location): Make extern.
9175 (rename_use_op): Move to tree-vect-loop-manip.c
9176 (rename_variables_in_bb, rename_variables_in_loop,
9177 slpeel_update_phis_for_duplicate_loop,
9178 slpeel_update_phi_nodes_for_guard1,
9179 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
9180 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
9181 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
9182 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
9183 find_loop_location): Likewise.
9184 (new_stmt_vec_info): Move to tree-vect-stmts.c.
9185 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
9186 get_vectype_for_scalar_type, vect_is_simple_use,
9187 supportable_widening_operation, supportable_narrowing_operation):
9189 (bb_in_loop_p): Move to tree-vect-loop.c.
9190 (new_loop_vec_info, destroy_loop_vec_info,
9191 reduction_code_for_scalar_code, report_vect_op,
9192 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
9193 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
9194 (vect_supportable_dr_alignment): Likewise.
9195 * tree-vectorizer.h (tree-data-ref.h): Include.
9196 (vect_loop_location): Declare.
9197 Reorganize function declarations according to the new file structure.
9198 * tree-vect-loop.c: New file.
9199 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
9200 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
9201 * tree-vect-data-refs.c: New file.
9202 * tree-vect-patterns.c (timevar.h): Don't include.
9203 * tree-vect-stmts.c: New file.
9204 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
9205 tree-vect-slp.c, tree-vect-loop.c.
9206 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
9207 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
9208 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
9209 (tree-vect-analyze.o): Remove.
9210 (tree-vect-transform.o): Likewise.
9211 (tree-vect-data-refs.o): Add rule.
9212 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
9213 tree-vect-slp.o): Likewise.
9214 (tree-vect-patterns.o): Remove redundant dependencies.
9215 (tree-vectorizer.o): Likewise.
9216 * tree-vect-slp.c: New file.
9218 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9220 * optc-gen.awk: Warn if an option flag has multiple different
9223 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
9225 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
9226 -floop-block): Document dependences on PPL, CLooG and Graphite.
9228 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9230 PR rtl-optimization/323
9231 * c-common.c (c_fully_fold, convert_and_check,
9232 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
9233 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
9234 * c-common.def (EXCESS_PRECISION_EXPR): New.
9235 * c-cppbuiltin.c (builtin_define_float_constants): Define
9236 constants with enough digits for long double.
9237 * c-lex.c (interpret_float): Interpret constant with excess
9238 precision where appropriate.
9239 * c-opts.c (c_common_post_options): Set
9240 flag_excess_precision_cmdline. Give an error for
9241 -fexcess-precision=standard for C++ for processors where the
9242 option is significant.
9243 * c-parser.c (c_parser_conditional_expression): Handle excess
9244 precision in condition.
9245 * c-typeck.c (convert_arguments): Handle arguments with excess
9247 (build_unary_op): Move excess precision outside operation.
9248 (build_conditional_expr): Likewise.
9249 (build_compound_expr): Likewise.
9250 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
9251 (build_modify_expr): Handle excess precision in RHS.
9252 (convert_for_assignment): Handle excess precision in converted
9254 (digest_init, output_init_element, process_init_element): Handle
9255 excess precision in initializer.
9256 (c_finish_return): Handle excess precision in return value.
9257 (build_binary_op): Handle excess precision in operands and add
9258 excess precision as needed for operation.
9259 * common.opt (-fexcess-precision=): New option.
9260 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
9261 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
9262 For standard excess precision, output explicit conversion to and
9263 truncation from XFmode.
9264 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
9265 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
9266 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
9267 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
9268 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
9269 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
9270 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
9271 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
9272 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
9273 define_splits, sqrt<mode>2): Disable where appropriate for
9274 standard excess precision.
9275 * convert.c (convert_to_real): Do not shorten arithmetic to type
9276 for which excess precision would be used.
9277 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
9278 * doc/invoke.texi (-fexcess-precision=): Document option.
9279 (-mfpmath=): Correct index entry.
9280 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
9281 flag_excess_precision): New.
9282 * langhooks.c (lhd_post_options): Set
9283 flag_excess_precision_cmdline.
9284 * opts.c (common_handle_option): Handle -fexcess-precision=.
9285 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
9286 init_excess_precision): New.
9287 (lang_dependent_init_target): Call init_excess_precision.
9288 * tree.c (excess_precision_type): New.
9289 * tree.h (excess_precision_type): Declare.
9291 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9294 * c-typeck.c (build_component_ref): Do not copy qualifiers from
9295 non-lvalue to component.
9297 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9299 PR preprocessor/34695
9300 * Makefile.in (c-opts.o): Depend on c-tree.h.
9301 * c-common.c: Move down include of diagnostic.h.
9302 (done_lexing, c_cpp_error): New.
9303 * c-common.h (done_lexing): Declare.
9304 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
9306 * c-opts.c: Include c-tree.h.
9307 (c_common_init_options): Set preprocessor error callback.
9308 (c_common_handle_option): Do not set preprocessor
9309 inhibit_warnings, warnings_are_errors, warn_system_headers,
9310 pedantic_errors or inhibit_warnings flags.
9311 (c_common_post_options): Do not check cpp_errors (parse_in).
9312 (c_common_finish): Do not output dependencies if there were
9313 errors. Do not check return value of cpp_finish.
9314 * c-ppoutput.c (pp_file_change): Set input_location.
9315 * c-tree.h (c_cpp_error): Declare.
9316 * diagnostic.c (diagnostic_set_info_translated): Also initialize
9318 (diagnostic_build_prefix): Check override_column.
9319 * diagnostic.h (diagnostic_info): Add override_column field.
9320 (diagnostic_override_column): Define.
9322 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
9324 * c-common.c (c_expand_expr, c_staticp): Remove.
9325 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
9326 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
9327 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
9328 * c-gimplify.c (gimplify_compound_literal_expr,
9329 optimize_compound_literals_in_ctor): Remove.
9330 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
9331 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
9332 * c-semantics.c (emit_local_var): Remove.
9334 * langhooks-def.h (lhd_expand_expr): Remove.
9335 * langhooks.c (lhd_expand_expr): Remove.
9336 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
9338 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
9339 handling from c-semantics.c; don't call into langhook.
9340 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
9341 * gimplify.c (gimplify_compound_literal_expr,
9342 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
9343 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
9344 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
9345 as was done in c-gimplify.c.
9346 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
9347 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
9348 Move from c-common.h.
9349 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
9351 * tree.c (staticp): Do not call langhook.
9352 * langhooks.c (lhd_staticp): Delete.
9353 * langhooks-def.h (lhd_staticp): Delete prototype.
9354 (LANG_HOOKS_STATICP): Delete.
9355 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
9357 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
9358 instead of DECL_STMTs.
9360 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9368 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
9370 (fold_call_expr): Return a NOP_EXPR from folding rather than the
9371 contained expression.
9372 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
9373 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
9374 conditional expressions for C.
9375 (decl_constant_value_for_optimization): Move from
9376 decl_constant_value_for_broken_optimization in c-typeck.c. Check
9377 whether optimizing and that the expression is a VAR_DECL not of
9378 array type instead of doing such checks in the caller. Do not
9379 check pedantic. Call gcc_unreachable for C++.
9380 * c-common.def (C_MAYBE_CONST_EXPR): New.
9381 * c-common.h (c_fully_fold, c_save_expr,
9382 decl_constant_value_for_optimization): New prototypes.
9383 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
9384 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
9385 EXPR_INT_CONST_OPERANDS): Define.
9386 * c-convert.c (convert): Strip nops from expression.
9387 * c-decl.c (groktypename): Take extra parameters expr and
9388 expr_const_operands. Update call to grokdeclarator.
9389 (start_decl): Update call to grokdeclarator. Add statement for
9390 expressions used in type of decl.
9391 (grokparm): Update call to grokdeclarator.
9392 (push_parm_decl): Update call to grokdeclarator.
9393 (build_compound_literal): Add parameter non_const and build a
9394 C_MAYBE_COSNT_EXPR if applicable.
9395 (grokdeclarator): Take extra parameters expr and
9396 expr_const_operands. Track expressions used in declaration
9397 specifiers and declarators. Fold array sizes and track whether
9398 they are constant expressions and whether they are integer
9399 constant expressions.
9400 (parser_xref_tag): Set expr and expr_const_operands fields in
9402 (grokfield): Update call to grokdeclarator.
9403 (start_function): Update call to grokdeclarator.
9404 (build_null_declspecs): Set expr and expr_const_operands fields in
9406 (declspecs_add_type): Handle expressions in typeof specifiers.
9407 * c-parser.c (c_parser_declspecs): Set expr and
9408 expr_const_operands fields for declaration specifiers.
9409 (c_parser_enum_specifier): Likewise.
9410 (c_parser_struct_or_union_specifier): Likewise.
9411 (c_parser_typeof_specifier): Likewise. Update call to
9412 groktypename. Fold expression as needed. Return expressions with
9413 type instead of adding statements.
9414 (c_parser_attributes): Update calls to c_parser_expr_list.
9415 (c_parser_statement_after_labels): Fold expression before passing
9416 to objc_build_throw_stmt.
9417 (c_parser_condition): Fold expression.
9418 (c_parser_asm_operands): Fold expression.
9419 (c_parser_conditional_expression): Use c_save_expr. Update call
9420 to build_conditional_expr.
9421 (c_parser_alignof_expression): Update call to groktypename.
9422 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
9423 original_code. Fold expression argument of va_arg. Create
9424 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
9425 argument to va_arg. Update calls to groktypename. Fold array
9426 index for offsetof. Verify that first argument to
9427 __builtin_choose_expr has integer type.
9428 (c_parser_postfix_expression_after_paren_type): Update calls to
9429 groktypename and build_compound_literal. Handle expressions with
9430 side effects in type name.
9431 (c_parser_postfix_expression_after_primary): Update call to
9432 c_parser_expr_list. Set original_code for calls to
9433 __builtin_constant_p.
9434 (c_parser_expr_list): Take extra parameter fold_p. Fold
9435 expressions if requested.
9436 (c_parser_objc_type_name): Update call to groktypename.
9437 (c_parser_objc_synchronized_statement): Fold expression.
9438 (c_parser_objc_receiver): Fold expression.
9439 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
9440 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
9441 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
9442 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
9443 (struct c_typespec): Add elements expr and expr_const_operands.
9444 (struct c_declspecs): Add elements expr and expr_const_operands.
9445 (groktypename, build_conditional_expr, build_compound_literal):
9447 (in_late_binary_op): Declare.
9448 * c-typeck.c (note_integer_operands): New function.
9449 (in_late_binary_op): New variable.
9450 (decl_constant_value_for_broken_optimization): Move to c-common.c
9451 and rename to decl_constant_value_for_optimization.
9452 (default_function_array_conversion): Do not strip nops.
9453 (default_conversion): Do not call
9454 decl_constant_value_for_broken_optimization.
9455 (build_array_ref): Do not fold result.
9456 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
9457 result when operand is a VLA.
9458 (c_expr_sizeof_type): Update call to groktypename. Handle
9459 expressions included in type name. Use C_MAYBE_CONST_EXPR for
9460 result when operand names a VLA type.
9461 (build_function_call): Update call to build_compound_literal.
9462 Only fold result for calls to __builtin_* functions. Strip
9463 NOP_EXPR from INTEGER_CST returned from such functions. Fold
9464 the function designator.
9465 (convert_arguments): Fold arguments. Update call to
9466 convert_for_assignment.
9467 (build_unary_op): Handle increment and decrement of
9468 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
9469 decrement earlier. Fold operand of increment and decrement.
9470 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
9471 built for integer operand. Wrap returns that are INTEGER_CSTs
9472 without being integer constant expressions or that have integer
9473 constant operands without being INTEGER_CSTs.
9474 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
9475 (build_conditional_expr): Add operand ifexp_bcp. Track whether
9476 result is an integer constant expression or can be used in
9477 unevaluated parts of one and avoid folding and wrap as
9478 appropriate. Fold operands before possibly doing -Wsign-compare
9480 (build_compound_expr): Wrap result for C99 if operands can be used
9481 in integer constant expressions.
9482 (build_c_cast): Update call to digest_init. Do not ignore
9483 overflow from casting floating-point constants to integers. Wrap
9484 results that could be confused with integer constant expressions,
9485 null pointer constants or floating-point constants.
9486 (c_cast_expr): Update call to groktypename. Handle expressions
9487 included in type name.
9488 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
9489 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
9490 Update calls to convert_for_assignment.
9491 (convert_for_assignment): Take new parameter
9492 null_pointer_constant. Do not strip nops or call
9493 decl_constant_value_for_broken_optimization. Set
9494 in_late_binary_op for conversions to boolean.
9495 (store_init_value): Update call to digest_init.
9496 (digest_init): Take new parameter null_pointer_constant. Do not
9497 call decl_constant_value_for_broken_optimization. pedwarn for
9498 initializers not constant expressions. Update calls to
9499 convert_for_assignment.
9500 (constructor_nonconst): New.
9501 (struct constructor_stack): Add nonconst element.
9502 (really_start_incremental_init, push_init_level, pop_init_level):
9503 Handle constructor_nonconst and nonconst element.
9504 (set_init_index): Call constant_expression_warning for array
9506 (output_init_element): Fold value. Set constructor_nonconst as
9507 applicable. pedwarn for initializers not constant expressions.
9508 Update call to digest_init. Call constant_expression_warning
9509 where constant initializers are required.
9510 (process_init_element): Use c_save_expr.
9511 (c_finish_goto_ptr): Fold expression.
9512 (c_finish_return): Fold return value. Update call to
9513 convert_for_assignment.
9514 (c_start_case): Fold switch expression.
9515 (c_process_expr_stmt): Fold expression.
9516 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
9517 ensure statement expression is not evaluated in constant expression.
9518 (build_binary_op): Track whether results are integer constant
9519 expressions or may occur in such, disable folding and wrap results
9520 as applicable. Fold operands for -Wsign-compare warnings unless
9522 (c_objc_common_truthvalue_conversion): Handle results folded to
9523 integer constants that are not integer constant expressions.
9524 * doc/extend.texi: Document when typeof operands are evaluated,
9525 that condition of __builtin_choose_expr is an integer constant
9526 expression, and more about use of __builtin_constant_p in
9529 2009-03-29 Richard Guenther <rguenther@suse.de>
9531 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
9532 propagate addresses of array references.
9534 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
9536 * regmove.c (perhaps_ends_bb_p): Remove.
9537 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
9538 from INSN and check that the main loop stays within that basic block.
9539 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
9540 (regmove_forward_pass): Split out from regmove_optimize. Use
9541 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
9542 (regmove_backward_pass): Split out from regmove_optimize. Use
9543 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
9544 (regmove_optimize): Simplify.
9546 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9549 * config/i386/i386.c (classify_argument): Ignore flexible array
9550 member in struct and warn ABI change.
9552 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9554 * config/i386/i386-protos.h (ix86_agi_dependent): New.
9556 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
9557 (ix86_adjust_cost): Updated.
9559 2009-03-29 Jan Hubicka <jh@suse.cz>
9562 * tree-pass.h (pass_cleanup_eh): New function.
9563 (remove_unreachable_regions): Break code handling RTL
9564 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
9565 that can not be reached by runtime.
9566 (can_be_reached_by_runtime): New function.
9567 (label_to_region_map): New function.
9568 (num_eh_regions): New function.
9569 (rtl_remove_unreachable_regions): New function.
9570 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
9571 (remove_eh_region): New function.
9572 * except.h: Include sbitmap and vecprim.
9573 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
9574 num_eh_regions): Declare.
9575 * passes.c (init_optimization_passes): Schedule cleanup_eh.
9576 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
9577 * tree-eh.c (tree_remove_unreachable_handlers): New function.
9578 (tree_empty_eh_handler_p): New function.
9579 (cleanup_empty_eh): New function.
9580 (cleanup_eh): New function.
9581 (pass_cleanup_eh): New function.
9583 2009-03-29 Jan Hubicka <jh@suse.cz>
9585 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
9586 for removed regions.
9588 2009-03-29 Jan Hubicka <jh@suse.cz>
9590 * except.c (dump_eh_tree): Dump all datastructures.
9592 2009-03-29 Jan Hubicka <jh@suse.cz>
9594 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
9595 (duplicate_eh_regions_1): Likewise.
9596 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
9597 vector; call EH verification.
9598 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9599 Be ready for region being removed.
9601 2009-03-29 Jan Hubicka <jh@suse.cz>
9603 * bitmap.c (bitmap_last_set_bit): New function.
9604 * bitmap.h (bitmap_last_set_bit): Declare.
9606 2009-03-29 David Ayers <ayers@fsfe.org>
9609 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
9610 by calling objc_compare_types and surpress warnings about
9611 incompatible C pointers that are compatible ObjC pointers.
9613 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
9615 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
9616 call initialize_inline_failed.
9617 (initialize_inline_failed): Move it from here ...
9618 * cgraph.c (initialize_inline_failed): ... to here.
9619 (cgraph_create_edge): Call initialize_inline_failed rather than
9620 setting inline_failed directly.
9622 2009-03-29 Ben Elliston <bje@au.ibm.com>
9625 * sysv4.opt (msdata): Improve comment.
9626 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
9627 * sysv4.h (SVR4_ASM_SPEC): Likewise.
9629 2009-03-29 Ben Elliston <bje@au.ibm.com>
9632 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
9633 load and store attributes.
9635 2009-03-29 Ben Elliston <bje@au.ibm.com>
9637 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
9638 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
9639 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
9640 * doc/extend.texi (X86 Built-in Functions): Add index entries for
9641 __builtin_infq and __builtin_huge_valq.
9643 2009-03-28 Anatoly Sokolov <aesok@post.ru>
9645 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
9647 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9648 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
9650 2009-03-28 Xinliang David Li <davidxl@google.com>
9652 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
9653 (do_dbg_cnt): New function.
9655 2009-03-28 Jan Hubicka <jh@suse.cz>
9657 Merge from pretty-ipa:
9659 2009-03-27 Jan Hubicka <jh@suse.cz>
9661 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9662 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
9663 * passes.c (function_called_by_processed_nodes_p): New.
9664 * ipa-pure-const.c (check_call): Fix handling of operands.
9665 (analyze_function): Dump debug output for skipped bodies.
9666 (local_pure_const): Use function_called_by_processed_nodes_p.
9667 * dwarf2out.c (reference_to_unused): Use output.
9668 * passes.c (do_per_function_toporder): Likewise.
9670 2008-11-12 Jan Hubicka <jh@suse.cz>
9672 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
9673 * ipa-pure-const.c (funct_state_d): Add can throw field; make
9674 state_set_in_source enum
9675 (check_decl): Ignore memory tags; do not set fake looping flags;
9677 (check_operand, check_tree, check_rhs_var, check_lhs_var,
9678 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
9679 (check_call, analyze_function): Rewrite.
9681 (add_new_function): Update call of analyze_function.
9682 (generate_summary): Add call of analyze_function.
9683 (propagate): Propagate can_throw; handle state_set_in_source correctly.
9684 (local_pure_const): New function.
9685 (pass_local_pure_const): New pass.
9686 * ipa-inline.c (inline_transform): Set after_inlining.
9687 * tree-eh.c (stmt_can_throw_external): New.
9688 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
9689 work with aliasing built.
9690 * tree-flow.h (stmt_can_throw_external): New.
9691 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
9692 and local pure/const pass in early and late optimization queue.
9694 2009-03-28 Martin Jambor <mjambor@suse.cz>
9696 * fold-const.c (get_pointer_modulus_and_residue): New parameter
9698 (fold_binary): Allow function decl aligment consideration is the
9699 second argument is integer constant one.
9700 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
9701 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
9702 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
9704 2009-03-28 Jan Hubicka <jh@suse.cz>
9706 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
9707 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
9708 * function.h (rtl_data): Add nothrow flag.
9709 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
9710 set DECL_NOTHROW for AVAILABLE functions.
9712 2009-03-28 Jakub Jelinek <jakub@redhat.com>
9714 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
9715 following vector keyword has expansion starting with pixel or bool
9716 keyword, expand vector to __vector and pixel or bool to __pixel or
9720 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
9721 warn_if_disallowed_function_p): Removed.
9722 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
9723 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
9724 warning_if_disallowed_function_p.
9725 * flags.h (warn_if_disallowed_function_p,
9726 warn_disallowed_functions): Removed.
9727 * common.opt (Wdisallowed-function-list=): Removed.
9728 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
9730 2009-03-28 Richard Guenther <rguenther@suse.de>
9732 PR tree-optimization/38723
9733 * tree-ssa-pre.c (compute_avail): Add all default definitions to
9736 2009-03-28 Jan Hubicka <jh@suse.cz>
9738 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
9739 test introduced by my previous patch.
9741 2009-03-28 Richard Guenther <rguenther@suse.de>
9743 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
9744 the PHIs value undefined.
9746 2009-03-28 Jan Hubicka <jh@suse.cz>
9748 * tree-pass.h (pass_fixup_cfg): New pass.
9749 * ipa-inline.c (inline_transform): Set
9750 always_inline_functions_inlined/after_inlining.
9751 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
9752 (pass_fixup_cfg): New pass.
9753 * passes.c (init_optimization_passes): Add fixup_cfg.
9755 2009-03-28 Richard Guenther <rguenther@suse.de>
9757 PR tree-optimization/38458
9758 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
9759 argument use the arguments copy-of value.
9761 2009-03-28 Richard Guenther <rguenther@suse.de>
9763 PR tree-optimization/38180
9764 * tree-ssa-ccp.c (get_default_value): Simplify.
9765 (likely_value): Likewise.
9766 (surely_varying_stmt_p): Properly handle VOP case.
9767 (ccp_initialize): Likewise.
9768 (ccp_fold): Handle propagating through *&.
9769 (fold_const_aggregate_ref): Also handle decls.
9771 2009-03-28 Jan Hubicka <jh@suse.cz>
9773 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9774 * cgraph.h (cgraph_node): Likewise.
9775 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
9776 (cgraph_reset_node): Use process flag.
9777 (cgraph_mark_functions_to_output): Likewise.
9778 (cgraph_expand_function): Likewise.
9779 (cgraph_expand_all_functions): Likewise.
9780 (cgraph_output_in_order): Likewise.
9781 * dwarf2out.c (reference_to_unused): Likewise.
9782 * passes.c do_per_function_toporder): Likewise.
9784 2009-03-28 Jan Hubicka <jh@suse.cz>
9786 Bring from lto-branch:
9788 2008-09-03 Doug Kwan <dougkwan@google.com>
9790 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
9791 enums instead of reason strings.
9792 * cgraph.c (cgraph_create_edge): Same.
9793 (cgraph_inline_failed_string): New function.
9794 * cgraph.h (cgraph_inline_failed_t): New enum type.
9795 (cgraph_inline_failed_string): New prototype.
9796 (struct cgraph_edge): Change type of INLINED_FAILED from constant
9797 char pointer to cgraph_inline_failed_t.
9798 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
9799 (cgraph_default_inline_p): Ditto.
9800 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
9801 to cgraph_inline_failed_t pointer.
9802 * cif-code.def: New file.
9803 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
9805 (cgraph_check_inline_limits): Change type of REASON to pointer to
9806 cgraph_inline_failed_t. Replace reason strings with enums.
9807 (cgraph_default_inline_p): Ditto.
9808 (cgraph_recursive_inlining_p): Ditto.
9809 (update_caller_keys): Change type of FAILED_REASON to
9810 cgraph_inline_failed_t.
9811 (cgraph_set_inline_failed): Change type of REASON to pointer to
9812 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
9813 convert enums to strings for text output.
9814 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
9815 to be of type cgraph_inline_failed_t. Replace reason strings with
9816 enums. Call cgraph_inline_failed_string to covert enums
9817 to strings for text output.
9818 (cgraph_decide_inlining): Replace reason strings with enums.
9819 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
9820 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
9822 * tree-inline.c (expand_call_inline): Change type of REASON
9823 to cgraph_inline_failed_t. Replace reason strings with enums.
9824 Call cgraph_inline_failed_string for text output.
9825 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
9828 2009-03-28 Jan Hubicka <jh@suse.cz>
9830 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
9831 cgraph_clone_node): Remove master clone handling.
9832 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9833 * cgraph.h (master_clone): Remove.
9834 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9835 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
9836 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
9838 2009-03-28 Jan Hubicka <jh@suse.cz>
9840 * cgraph.c (cgraph_function_body_availability): Functions declared
9841 inline are always safe to assume that it is not going to be replaced.
9843 2009-03-28 Richard Guenther <rguenther@suse.de>
9845 PR tree-optimization/38513
9846 * tree-ssa-pre.c (eliminate): Remove redundant stores.
9847 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9848 EXC_PTR_EXPR and FILTER_EXPR.
9849 (get_ref_from_reference_ops): Likewise.
9851 2009-03-28 Richard Guenther <rguenther@suse.de>
9853 PR tree-optimization/38968
9854 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
9855 Use FLOOR_MOD_EXPR to compute misalignment.
9857 2009-03-28 Richard Guenther <rguenther@suse.de>
9859 PR tree-optimization/37795
9860 * tree.h (combine_comparisons): Declare.
9861 * fold-const.c (combine_comparisons): Export.
9862 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
9864 (ifcombine_iforif): Use combine_comparisons.
9866 2009-03-28 Jan Hubicka <jh@suse.cz>
9868 * tree-eh.c (inlinable_call_p): New function.
9869 (make_eh_edges): Use it.
9870 (verify_eh_edges): Use it.
9871 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
9872 * except.c (reachable_next_level): Add inlinable_function argument
9873 (sjlj_find_directly_reachable_regions): Update.
9874 (add_reachable_handler): Do not set saw_any_handlers.
9875 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
9876 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9877 Add new inlinable call parameter.
9878 (can_throw_internal, can_throw_external): Update.
9879 * except.h (can_throw_internal_1, can_throw_external_1,
9880 foreach_reachable_handler): Update declaration.
9882 2009-03-28 Joseph Myers <joseph@codesourcery.com>
9884 * config/arm/t-arm-coff, config/h8300/coff.h,
9885 config/i386/i386-aout.h, config/i386/i386-coff.h,
9886 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
9887 config/pdp11/2bsd.h, config/rs6000/aix41.h,
9888 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
9889 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
9890 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
9891 sys-types.h: Remove.
9892 * Makefile.in: Remove protoize and fixproto support and references
9894 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
9895 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
9897 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
9898 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
9899 unprotoize$(exeext).
9900 (rest.encap): Don't depend on $(STMP_FIXPROTO)
9901 (.PHONY): Don't depend on proto.
9902 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
9903 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
9904 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
9905 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
9906 build/gen-protos.o, build/scan.o, xsys-protos.h,
9907 build/fix-header$(build_exeext), build/fix-header.o,
9908 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
9909 stmp-install-fixproto): Remove.
9910 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
9911 SYSCALLS.c or fixproto files.
9912 (install-common): Don't install protoize.
9913 (install-headers-tar, install-headers-cpio, install-headers-cp):
9914 Don't depend on $(STMP_FIXPROTO).
9915 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
9916 install fixproto files or write out fixproto settings.
9917 (uninstall): Don't uninstall protoize.
9918 * config.gcc (use_fixproto): Remove.
9919 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
9920 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
9921 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
9922 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
9923 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
9924 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
9925 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
9926 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
9927 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
9928 * config/t-vxworks (STMP_FIXPROTO): Remove.
9929 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
9930 STMP_FIXPROTO): Remove.
9931 * config.in, configure: Regenerate.
9932 * crtstuff.c (gid_t, uid_t): Don't undefine.
9933 * doc/install.texi: Change m68k-coff to m68k-elf in example.
9934 (arm-*-coff, arm-*-aout: Remove target entries.
9935 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
9936 Remove mention of AIX 4.1.
9937 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
9938 * doc/invoke.texi (Running Protoize): Remove.
9939 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
9940 (Protoize Caveats): Remove.
9941 * tsystem.h: Update comments on headers assumed to exist.
9943 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
9945 * genautomata.c: Add a new year to the copyright. Add a new
9947 (struct insn_reserv_decl): Add comments for member bypass_list.
9948 (find_bypass): Remove.
9949 (insert_bypass): New.
9950 (process_decls): Use insert_bypass.
9951 (output_internal_insn_latency_func): Output all bypasses with the
9952 same input insn in one switch case.
9954 * rtl.def (define_bypass): Describe bypass choice.
9955 * doc/md.texi (define_bypass): Ditto.
9957 2009-03-27 Richard Guenther <rguenther@suse.de>
9959 * gimplify.c (mark_addressable): Export.
9960 * tree-flow.h (mark_addressable): Declare.
9961 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
9962 * tree-ssa.c (verify_phi_args): Verify that address taken
9963 variables have TREE_ADDRESSABLE set.
9965 2009-03-27 Richard Guenther <rguenther@suse.de>
9967 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
9968 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
9969 Do not mark decls TREE_ADDRESSABLE.
9970 (build_fold_addr_expr): Adjust.
9971 (fold_addr_expr): Remove.
9972 (fold_unary): Use build_fold_addr_expr.
9973 (fold_comparison): Likewise.
9974 (split_address_to_core_and_offset): Likewise.
9975 * coverage.c (tree_coverage_counter_addr): Mark the array decl
9977 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
9978 (gimplify_modify_expr_to_memcpy): Mark source and destination
9980 * omp-low.c (create_omp_child_function): Mark the object decl
9982 (lower_rec_input_clauses): Mark the var we take the address of
9984 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
9986 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9989 * cfgexpand.c (expand_one_stack_var_at): Change alignment
9990 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
9992 2009-03-27 Richard Guenther <rguenther@suse.de>
9994 PR tree-optimization/39120
9995 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
9997 (handle_lhs_call): Process return constraints. Add escape
9998 constraints if necessary.
9999 (handle_const_call): Fill out return constraints. Make nested
10000 case more precise. Avoid consttmp if possible.
10001 (handle_pure_call): Fill out return constraints. Avoid
10002 callused if possible.
10003 (find_func_aliases): Simplify call handling.
10005 2009-03-27 Richard Guenther <rguenther@suse.de>
10007 PR tree-optimization/39120
10008 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
10009 as a representative.
10010 (solve_graph): Do propagate CALLUSED.
10011 (handle_pure_call): Use a scalar constraint from CALLUSED for
10013 (find_what_p_points_to): CALLUSED shall not appear in poins-to
10016 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10019 * c-common.c (handle_aligned_attribute): Properly check alignment
10020 overflow. Use (1U << i) instead of (1 << i).
10022 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
10024 * expr.h (get_mem_align_offset): Updated.
10026 * tree.h (tree_decl_common): Change align to "unsigned int" and
10027 move it before pointer_alias_set.
10029 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10030 Jakub Jelinek <jakub@redhat.com>
10033 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
10034 gr_register_operand with gr_reg_or_0_operand.
10035 (cmpxchg_rel_di): Likewise.
10036 (sync_lock_test_and_set<mode>): Likewise.
10038 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10040 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
10041 (true_regnum): Likewise.
10043 * rtlanal.c (subreg_info): Moved to ...
10044 * rtl.h (subreg_info): Here. New.
10045 (subreg_get_info): New.
10047 * rtlanal.c (subreg_get_info): Make it extern.
10049 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10052 * config/i386/i386.c (ix86_abi): New.
10053 (override_options): Handle -mabi=.
10054 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
10055 (ix86_call_abi_override): Likewise.
10056 (init_cumulative_args): Likewise.
10057 (function_arg_advance): Likewise.
10058 (function_arg_64): Likewise.
10059 (function_arg): Likewise.
10060 (ix86_pass_by_reference): Likewise.
10061 (ix86_function_value_regno_p): Likewise.
10062 (ix86_build_builtin_va_list_abi): Likewise.
10063 (setup_incoming_varargs_64): Likewise.
10064 (is_va_list_char_pointer): Likewise.
10065 (ix86_init_machine_status): Likewise.
10066 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
10067 (ix86_function_type_abi): Return enum calling_abi. Rewrite
10068 for 64bit. Replace DEFAULT_ABI with ix86_abi.
10069 (ix86_function_abi): Make it static and return enum calling_abi.
10070 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
10072 (ix86_fn_abi_va_list): Updated.
10074 * config/i386/i386.h (ix86_abi): New.
10075 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
10076 (CONDITIONAL_REGISTER_USAGE): Likewise.
10077 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
10078 (machine_function): Likewise.
10080 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
10082 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
10083 (STACK_BOUNDARY): Likewise.
10084 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
10086 * config/i386/i386.opt (mabi=): New.
10088 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
10089 return enum calling_abi.
10090 (ix86_function_type_abi): Likewise.
10091 (ix86_function_abi): Removed.
10093 * doc/invoke.texi: Document -mabi= option for x86.
10095 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10097 * builtins.c (real_dconstp): Delete.
10098 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
10100 2009-03-27 Dodji Seketeli <dodji@redhat.com>
10101 Jakub Jelinek <jakub@redhat.com>
10104 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
10105 (gen_subprogram_die): When a function is explicit, generate the
10106 DW_AT_explicit attribute.
10107 * langhooks.h (struct lang_hooks_for_decls): Add
10108 function_decl_explicit_p langhook.
10109 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
10110 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
10112 2009-03-27 Jakub Jelinek <jakub@redhat.com>
10114 * builtins.c (fold_builtin_memory_op): Optimize memmove
10115 into memcpy if we can prove source and destination don't overlap.
10117 * tree-inline.c: Include gt-tree-inline.h.
10118 (clone_fn_id_num): New variable.
10119 (clone_function_name): New function.
10120 (tree_function_versioning): Use it.
10121 * Makefile.in (GTFILES): Add tree-inline.c.
10123 2009-03-27 Mark Mitchell <mark@codesourcery.com>
10125 * BASE-VER: Change to 4.5.0.
10127 2009-03-27 Xinliang David Li <davidxl@google.com>
10129 PR tree-optimization/39557
10130 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
10132 2009-03-27 Xinliang David Li <davidxl@google.com>
10134 PR tree-optimization/39548
10135 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
10138 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10140 * c-common.c (pointer_int_sum): Use %wd on return from
10143 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10145 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
10146 on return from tree_low_cst.
10148 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
10151 * ginclude/stdarg.h (va_copy): Define also for
10152 __GXX_EXPERIMENTAL_CXX0X__.
10154 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10157 * builtins.h (c_strlen): Do not warn here.
10158 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10159 * c-common.c (pointer_int_sum): Take an explicit location.
10160 Warn about offsets out of bounds.
10161 * c-common.h (pointer_int_sum): Adjust declaration.
10163 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10165 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
10168 2009-03-26 Jakub Jelinek <jakub@redhat.com>
10171 * opts.c (warn_if_disallowed_function_p): Don't assume
10172 get_callee_fndecl must return non-NULL.
10174 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
10176 PR rtl-optimization/39522
10177 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
10178 when reg_reloaded_valid is set.
10180 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10182 * config/spu/divv2df3.c: New file.
10183 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
10184 (DPBIT_FUNCS): Filter out _div_df.
10186 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
10188 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
10189 a jump insn, count that jump in the distance to the loop start.
10191 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
10194 * config/sh/sh.c (calc_live_regs): Fix condition for global
10195 registers except PIC_OFFSET_TABLE_REGNUM.
10197 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
10200 * doc/invoke.texi (-mconsole): New.
10202 (-mno-cygwin): New.
10204 (-mnop-fun-dllimport): New.
10208 (sub section "i386 and x86-64 Windows Options"): New.
10210 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
10212 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
10213 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
10215 2009-03-25 Richard Guenther <rguenther@suse.de>
10217 PR middle-end/39497
10218 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
10221 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
10223 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
10224 neither of haifa/selective schedulers are working.
10226 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10228 * doc/invoke.texi (Debugging Options): Fix description of
10229 -fno-merge-debug-strings.
10231 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
10233 * config/cris/libgcc.ver: New version-script.
10234 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
10236 * configure.ac <GAS features, nop mnemonic>: Add pattern
10237 crisv32-*-* for "nop".
10238 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
10239 * configure: Regenerate.
10241 2009-03-24 Ira Rosen <irar@il.ibm.com>
10243 PR tree-optimization/39529
10244 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10245 mark_sym_for_renaming for the tag copied to the new vector
10248 2009-03-24 Arthur Loiret <aloiret@debian.org>
10250 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
10251 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
10252 EXTRA_SPEC_FUNCTIONS.
10253 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
10254 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
10255 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
10256 -march and -mtune options.
10258 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
10260 * config/m68k/t-rtems: Add m5329 multilib.
10262 2009-03-24 Dodji Seketeli <dodji@redhat.com>
10263 Jakub Jelinek <jakub@redhat.com>
10266 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
10269 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10272 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
10273 instead of c_parser_expression_conv, if original_code isn't one of the
10274 4 allowed comparison codes, fail.
10276 2009-03-23 Richard Guenther <rguenther@suse.de>
10278 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
10279 * tree.h (struct tree_type): Likewise.
10280 * reload.h (struct insn_chain): Likewise.
10281 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
10282 * function.h (struct function): Likewise.
10283 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
10285 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10287 PR tree-optimization/39516
10288 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
10290 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
10292 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
10293 should be set true if BITS_PER_WORD of target is bigger than 32
10295 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
10297 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
10298 Translate -B-options to -rpath-link. Correct existing
10299 rpath-link and conditionalize on !nostdlib.
10301 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10303 * doc/extend.texi (Function Attributes, Variable Attributes):
10305 * doc/invoke.texi (Debugging Options, Optimize Options)
10306 (i386 and x86-64 Options, MCore Options): Likewise.
10308 2009-03-20 Jakub Jelinek <jakub@redhat.com>
10311 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
10312 it for block local namespace aliases.
10313 (gen_decl_die): Pass context_die to gen_namespace_die.
10315 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10318 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
10319 minimum or maximum value.
10321 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
10323 * reginfo.c (globalize_reg): Recompute derived reg sets.
10325 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
10328 * libgcc2.c (mprotect): Do not use signed arguments for
10329 VirtualProtect, use DWORD arguments. Also fix the 'may
10330 be used uninitialized' warning for the np variable.
10332 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10335 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
10336 functions using regparm calling conventions when not optimizing.
10337 (ix86_function_sseregparm): Similarly for sseregparm calling
10340 2009-03-19 Li Feng <nemokingdom@gmail.com>
10342 PR middle-end/39500
10343 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
10344 dependence if the first conflict is after niter iterations.
10346 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
10348 PR middle-end/38609
10349 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
10350 functions with dynamic stack-pointer adjustments.
10352 2009-03-19 Ben Elliston <bje@au.ibm.com>
10354 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
10355 option; change to -msdata=data.
10357 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10359 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
10362 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
10365 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
10367 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
10369 * doc/invoke.texi (Code Gen Options): Expand discussion of
10372 2009-03-18 Jakub Jelinek <jakub@redhat.com>
10374 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
10375 * matrix-reorg.c (struct matrix_info): Likewise.
10376 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
10377 * rtl.h (struct mem_attrs): Likewise.
10378 * df.h (struct df): Likewise.
10379 * tree-data-ref.h (struct data_dependence_relation): Likewise.
10380 * ira-int.h (struct ira_allocno): Likewise.
10381 * df-scan.c (struct df_collection_rec): Likewise.
10382 * ira.c (struct equivalence): Likewise.
10383 * function.c (struct temp_slot): Likewise.
10384 * cfgloop.h (struct loop): Likewise.
10387 * function.c (use_register_for_decl): When not optimizing, disregard
10388 register keyword for variables with types containing methods.
10390 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
10392 PR middle-end/39447
10393 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
10394 (is_simple_operand): Call contains_component_ref_p before calling data
10395 reference analysis that would fail on COMPONENT_REFs.
10397 * tree-vrp.c (search_for_addr_array): Fix formatting.
10399 2009-03-18 Richard Guenther <rguenther@suse.de>
10401 * tree-vect-transform.c (vect_loop_versioning): Fold the
10402 generated comparisons.
10403 * tree-vectorizer.c (set_prologue_iterations): Likewise.
10404 (slpeel_tree_peel_loop_to_edge): Likewise.
10406 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10408 PR middle-end/37805
10409 * opts.c (print_specific_help): In addition to `undocumented',
10410 accept `separate' and `joined' flags if passed alone. Describe
10411 output by the first matched one of those.
10412 (common_handle_option): Skip over empty strings.
10413 * gcc.c (display_help): Fix help string for `--help='.
10414 * doc/invoke.texi (Option Summary, Overall Options): With
10415 `--help=', classes and qualifiers can both be repeated, but
10416 only the latter can be negated. One should not pass only
10417 negated qualifiers. Fix markup and examples.
10420 2008-10-14 Jakub Jelinek <jakub@redhat.com>
10421 PR middle-end/37805
10422 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
10423 and -fhelp=separate.
10425 2009-03-17 Jing Yu <jingyu@google.com>
10427 PR middle-end/39378
10428 * function.h (struct rtl_data): Move is_thunk from here...
10429 (struct function): ...to here.
10430 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
10431 * varasm.c (assemble_start_function): Change is_thunk from crtl to
10433 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
10435 (alpha_does_function_need_gp, alpha_start_function): Likewise.
10436 (alpha_output_function_end_prologue): Likewise.
10437 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
10438 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
10439 (rs6000_output_function_epilogue): Likewise.
10440 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10442 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
10445 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
10446 from different units in a single alternative.
10447 (*truncdfsf_i387): Ditto.
10448 (*truncxfsf2_mixed): Ditto.
10449 (*truncxfdf2_mixed): Ditto.
10451 2009-03-17 Jakub Jelinek <jakub@redhat.com>
10453 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
10454 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
10457 * tree-ssa-live.c (remove_unused_locals): Don't remove local
10458 unused non-artificial variables when not optimizing.
10461 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
10462 DW_TAG_imported_module even if decl is IMPORTED_DECL with
10463 NAMESPACE_DECL in its DECL_INITIAL.
10465 PR middle-end/39443
10466 * optabs.c (set_user_assembler_libfunc): New function.
10467 * expr.h (set_user_assembler_libfunc): New prototype.
10468 * c-common.c: Include libfuncs.h.
10469 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
10470 for memcmp, memset, memcpy, memmove and abort.
10471 * Makefile.in (c-common.o): Depend on libfuncs.h.
10474 * dwarf2out.c (gen_inlined_enumeration_type_die,
10475 gen_inlined_structure_type_die, gen_inlined_union_type_die,
10476 gen_tagged_type_instantiation_die): Removed.
10477 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
10480 2009-03-17 Janis Johnson <janis187@us.ibm.com>
10483 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
10485 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
10486 (check-parallel-%): Ditto.
10487 (check-consistency): Ditto.
10489 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
10491 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
10492 local variable rhs by NULL_TREE.
10494 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10497 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
10499 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10502 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
10504 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10507 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
10508 for ms->sysv ABI calls only in 64bit mode.
10510 * config/i386/i386.md (untyped_call): Support 32bit.
10512 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
10514 * doc/extend.texi: Replace x86_65 with x86_64.
10516 2009-03-16 Jakub Jelinek <jakub@redhat.com>
10518 PR tree-optimization/39455
10519 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
10520 mismatches for POINTER_TYPE_P (type).
10521 (number_of_iterations_le): Likewise.
10523 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10525 * config/picochip/picochip.c: Removed profiling support.
10526 * config/picochip/picochip.md: Removed profiling instruction.
10527 * config/picochip/picochip.h: Removed profiling builtin.
10529 2009-03-16 Joseph Myers <joseph@codesourcery.com>
10531 * doc/install.texi (--with-host-libstdcxx): Document.
10533 2009-03-14 Anatoly Sokolov <aesok@post.ru>
10536 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
10537 generate a warning if the function name does not begin with
10538 "__vector" and the function has either the 'signal' or 'interrupt'
10539 attribute, from here to ...
10540 (avr_declare_function_name): ...here. New function.
10541 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
10542 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
10544 2009-03-14 Jakub Jelinek <jakub@redhat.com>
10547 * cse.c (fold_rtx): Don't modify original const_arg1 when
10548 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
10549 separate variable instead.
10550 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
10551 from out of range shift counts.
10552 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
10554 2009-03-13 Catherine Moore <clm@codesourcery.com>
10556 * config/i386/x-mingw32 (host-mingw32.o): Replace
10557 diagnostic.h with $(DIAGNOSTIC_H).
10559 2009-03-12 Jakub Jelinek <jakub@redhat.com>
10562 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
10564 * config/i386/sync.md (sync_compare_and_swap<mode>,
10565 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
10566 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
10568 (sync_double_compare_and_swapdi_pic,
10569 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
10570 cmpxchg8b_pic_memory_operand instead of just memory_operand.
10572 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10575 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
10577 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10580 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10581 (avx_addsubv4df3): Likewise.
10582 (*avx_addsubv4sf3): Likewise.
10583 (sse3_addsubv4sf3): Likewise.
10585 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10588 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
10590 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
10593 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
10594 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10595 registers for allocnos created from user-defined variables.
10597 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10600 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
10601 of non-integer mode as well.
10603 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
10605 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
10606 for functions for which the parameter types are unknown.
10608 2009-03-11 Jakub Jelinek <jakub@redhat.com>
10611 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
10612 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
10613 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
10614 * config/i386/i386.c (ix86_local_alignment): For
10615 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
10616 long long variables on the stack to avoid dynamic realignment.
10617 Allow the first argument to be a decl rather than type.
10618 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
10620 2009-03-11 Nick Clifton <nickc@redhat.com>
10623 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
10625 Add description to mno-lsim option.
10626 * config/mcore/mcore.h: Remove comment about deprecated m4align
10628 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
10629 * doc/invoke.texi: Add description of mno-lsim and
10630 mstack-increment options.
10632 * config/fr30/fr30.opt: Document the -mno-lsim option.
10633 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
10634 and -mno-lsim options.
10636 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10638 * fold-const.c (fold_comparison): Only call fold_inf_compare
10639 if the mode supports infinities.
10641 2009-03-11 Jason Merrill <jason@redhat.com>
10644 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
10645 end already did. Notice GIMPLE_CALL modifications of the result.
10646 Don't copy debug information from an ignored decl or a decl from
10649 2009-03-10 Richard Guenther <rguenther@suse.de>
10650 Nathan Froyd <froydnj@codesourcery.com>
10652 PR middle-end/37850
10653 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
10654 (__divMODE3): Likewise.
10656 2009-03-09 Jakub Jelinek <jakub@redhat.com>
10658 PR tree-optimization/39394
10659 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
10660 DECL_SIZE_UNIT of variable length FIELD_DECLs.
10662 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10664 * recog.c (verfiy_changes): Disallow renaming of hard regs in
10665 inline asms for register asm ("") declarations.
10667 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
10669 * fold-const.c (fold_unary): Fix comment.
10671 2009-03-07 Jan Hubicka <jh@suse.cz>
10674 * tree-inline.c (setup_one_parameter): Do replacement of const
10675 argument by constant in SSA form.
10677 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10679 PR middle-end/38028
10680 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
10681 determine alignment passed to assign_stack_local.
10682 (assign_parms_unsplit_complex): Likewise.
10683 * except.c (sjlj_build_landing_pads): Likewise.
10685 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10687 PR middle-end/39360
10688 * tree-flow.h (add_referenced_var): Return bool instead of void.
10689 * tree-dfa.c (add_referenced_var): Return result of
10690 referenced_var_check_and_insert call.
10691 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
10692 of referenced_var_check_and_insert.
10695 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
10696 (gen_variable_die): Emit DW_AT_location on abstract static variable's
10697 DIE, don't emit it if abstract origin already has it.
10698 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
10699 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
10701 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10703 * genpreds.c (needs_variable): Fix parentheses at variable name
10705 (write_tm_constrs_h): Indent generated code.
10707 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10709 * doc/extend.texi (Function Attributes): Add documentation
10710 for isr attributes.
10712 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10715 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
10716 take locus from its DECL_SOURCE_LOCATION instead of input_location.
10718 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10720 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
10723 2009-03-05 Jakub Jelinek <jakub@redhat.com>
10726 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
10727 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
10729 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
10731 * config/i386/i386.md (R8_REG, R9_REG): New constants.
10732 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
10733 constants instead of magic numbers.
10734 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10736 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
10737 (x86_64_ms_abi_int_parameter_registers): Ditto.
10738 (x86_64_int_return_registers): Ditto.
10739 (ix86_maybe_switch_abi): Ditto.
10740 (ix86_expand_call): Ditto for clobbered_registers array.
10741 (ix86_hard_regno_mode_ok): Ditto.
10742 (x86_extended_QIreg_mentioned_p): Ditto.
10744 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
10746 PR tree-optimization/39349
10747 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
10749 * combine.c (gen_lowpart_for_combine): Use omode when generating
10752 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
10754 PR rtl-optimization/39235
10755 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
10757 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10759 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
10761 2009-03-04 Richard Guenther <rguenther@suse.de>
10763 PR tree-optimization/39362
10764 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
10765 that occur in abnormal PHIs should be varying.
10767 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10769 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
10771 (simple_iv): Take loop as an argument instead of statement.
10772 * tree-scalar-evolution.h (simple_iv): Declaration changed.
10773 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
10775 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
10777 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
10778 * matrix-reorg.c (analyze_transpose): Ditto.
10779 * tree-data-ref.c (dr_analyze_innermost): Ditto.
10780 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
10781 * tree-predcom.c (ref_at_iteration): Ditto.
10782 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
10784 2009-03-04 Richard Guenther <rguenther@suse.de>
10786 PR tree-optimization/39358
10787 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
10788 escaped_id and callused_id.
10789 (solve_graph): Likewise.
10791 2009-03-04 Richard Guenther <rguenther@suse.de>
10793 PR tree-optimization/39339
10794 * tree-sra.c (try_instantiate_multiple_fields): Make it
10795 no longer ICE on the above.
10797 2009-03-03 Joseph Myers <joseph@codesourcery.com>
10799 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
10800 that fits within Pmode.
10802 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10804 PR middle-end/10109
10805 * tm.texi (LIBCALL_VALUE): Update description.
10807 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10809 PR middle-end/34443
10810 * doc/extend.texi (section): Update description.
10812 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
10814 PR middle-end/39345
10815 * tree-inline.c (remapped_type): New.
10816 (can_be_nonlocal): Call remapped_type instead of remap_type.
10818 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10821 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
10822 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
10824 2009-03-03 Richard Guenther <rguenther@suse.de>
10826 PR middle-end/39272
10827 * tree.c (tree_nonartificial_location): New function.
10828 * tree.h (tree_nonartificial_location): Declare.
10829 * builtins.c (expand_builtin_memory_chk): Provide location
10830 of the call location for artificial function pieces.
10831 (maybe_emit_chk_warning): Likewise.
10832 (maybe_emit_sprintf_chk_warning): Likewise.
10833 (maybe_emit_free_warning): Likewise.
10834 * expr.c (expand_expr_real_1): Likewise.
10836 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10838 PR tree-optimization/39343
10839 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
10840 COMPONENT_REF t has ARRAY_TYPE.
10842 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
10844 PR middle-end/39335
10845 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
10846 when the type precision of the induction variable should be
10847 larger than the type precision of nit.
10848 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
10849 * graphite.c (graphite_loop_normal_form): Same.
10850 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
10852 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10854 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
10855 (*call_1_rex64_ms_sysv): Use named constants instead of magic
10856 numbers to describe clobbered registers.
10857 (*call_value_0_rex64_ms_sysv): Ditto.
10858 * config/i386/mmx.md (mmx_emms): Ditto.
10859 (mmx_femms): Ditto.
10861 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
10863 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
10866 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10868 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
10869 (spu_section_type_flags): New function.
10871 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10873 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
10874 reg_class_contents of FLOAT_REGS into a temporary.
10876 2009-03-02 Richard Guenther <rguenther@suse.de>
10877 Ira Rosen <irar@il.ibm.com>
10879 PR tree-optimization/39318
10880 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
10881 information to the vectorized statement.
10883 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
10885 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
10886 variable. Use defined names instead of magic constants for REX SSE
10889 2009-03-01 Richard Guenther <rguenther@suse.de>
10891 PR tree-optimization/39331
10892 * omp-low.c (lower_send_shared_vars): Do not receive new
10893 values for the reference of DECL_BY_REFERENCE parms or results.
10895 2009-03-01 Jan Hubicka <jh@suse.cz>
10898 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
10899 BLOCK_NONLOCALIZED_VAR): New macros.
10900 (tree_block): Add nonlocalized_vars.
10901 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
10902 gen_decl_die): Add origin argument. Allow generation of die with
10903 origin at hand only.
10904 (gen_member_die, gen_type_die_with_usage, force_decl_die,
10905 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
10907 (gen_block_die): Fix checking for unused blocks.
10908 (process_scope_var): Break out from .... ; work with origins only.
10909 (decls_for_scope) ... here; process nonlocalized list.
10910 (dwarf2out_ignore_block): Look for nonlocalized vars.
10911 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
10913 (dump_scope_block): Dump them.
10914 * tree-inline.c (remap_decls): Handle nonlocalized vars.
10915 (remap_block): Likewise.
10916 (can_be_nonlocal): New predicate.
10917 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
10919 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10921 * configure: Regenerate.
10923 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10925 * optc-gen.awk: No need to duplicate option flags twice.
10926 Reuse help texts for duplicate options which do not have any.
10928 * gcc.c (display_help): Document --version.
10930 * gcc.c (main): If print_help_list and verbose_flag, ensure
10931 driver output comes before subprocess output.
10933 * optc-gen.awk: Assign all remaining fields to help string,
10934 space-separated, for multi-line help in *.opt.
10936 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
10937 -Wno-pedantic-ms-format is for MinGW targets only.
10939 * doc/options.texi (Option file format): Fix bad indentation,
10940 restoring dropped sentence.
10942 2009-02-28 Jan Hubicka <jh@suse.cz>
10944 * tree-inline.c (tree_function_versioning): Output debug info.
10946 2009-02-28 Jan Hubicka <jh@suse.cz>
10949 * tree-inline.c (setup_one_parameter): Do not copy propagate
10950 arguments when not optimizing.
10952 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
10955 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10956 (avx_addsubv4df3): Likewise.
10957 (*avx_addsubv4sf3): Likewise.
10958 (sse3_addsubv4sf3): Likewise.
10959 (*avx_addsubv2df3): Likewise.
10960 (sse3_addsubv2df3): Likewise.
10961 (avx_unpckhps256): Correct item selectors.
10962 (avx_unpcklps256): Likewise.
10963 (avx_unpckhpd256): Likewise.
10964 (avx_unpcklpd256): Likewise.
10966 2009-02-28 Jan Hubicka <jh@suse.cz>
10968 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
10970 (copy_arguments_for_versioning): If var is declared don't declare it.
10971 (tree_function_versioning): First setup substitutions and then copy
10974 2009-02-27 Jan Hubicka <jh@suse.cz>
10977 * cgraph.h (varpool_output_debug_info): Remove.
10978 * cgraphunit.c (varpool_output_debug_info): Remove.
10979 * dwarf2out.c (deferred_locations_struct): New struct
10980 (deferred_locations): New type.
10981 (deferred_locations_list): New static var.
10982 (deffer_location): New function.
10983 (gen_variable_die): Use it.
10984 (decls_for_scope): Output info on local static vars.
10985 (dwarf2out_finish): Process deferred locations.
10986 * varpool.c (varpool_output_debug_info): Remove.
10988 2009-02-27 Jan Hubicka <jh@suse.cz>
10991 * tree.h (TREE_PROTECTED): Fix comment.
10992 (BLOCK_HANDLER_BLOCK): Remove.
10993 (struct tree_block): Remove handler_block add body_block.
10994 (inlined_function_outer_scope_p): New.
10995 (is_body_block): Remove.
10996 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
10997 * dwarf2out.c (is_inlined_entry_point): Remove.
10998 (add_high_low_attributes): Use inlined_function_outer_scope_p.
10999 (gen_block_die): Use is_inlined_entry_point check. Remove body block
11001 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
11002 * gimplify.c (gimplify_expr): Gimplify body blocks.
11003 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
11004 block with multiple subblocks.
11005 (dump_scope_block): Prettier output; dump more flags and info.
11006 (dump_scope_blocks): New.
11007 (remove_unused_locals): Use dump_scope_blocks.
11008 * tree-flow.h (dump_scope_blocks): Declare.
11009 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
11010 * stmt.c (is_body_block): Remove.
11011 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
11012 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
11014 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
11016 PR middle-end/39308
11017 * graphite.c (graphite_loop_normal_form): Do not call
11018 number_of_iterations_exit from a gcc_assert.
11020 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11022 * config/s390/s390.c (s390_swap_cmp): Look for conditional
11023 jumps if COND is NULL.
11024 (find_cond_jump): New function.
11025 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
11026 * config/s390/s390.md: Remove z10_cobra attribute value.
11028 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
11030 * config/alpha/alpha.h (alpha_expand_mov): Return false if
11031 force_const_mem returns NULL_RTX.
11033 2009-02-26 Jan Hubicka <jh@suse.cz>
11036 * cgraph.h (varpool_output_debug_info): Remove.
11037 * cgraphunit.c (varpool_output_debug_info): Remove.
11038 * dwarf2out.c (deferred_locations_struct): New struct
11039 (deferred_locations): New type.
11040 (deferred_locations_list): New static var.
11041 (deffer_location): New function.
11042 (gen_variable_die): Use it.
11043 (decls_for_scope): Output info on local static vars.
11044 (dwarf2out_finish): Process deferred locations.
11045 * varpool.c (varpool_output_debug_info): Remove.
11047 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
11049 PR rtl-optimization/39241
11050 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
11051 to subreg_offset_representable_p.
11053 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11055 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
11056 execute function prototype. Get f and nregs from max_reg_num
11057 and get_insns. Remove the first backward pass as it's dead,
11058 guard the forward pass by flag_expensive_optimizations.
11059 (rest_of_handle_regmove): Delete.
11060 (pass_regmove): Replace it with regmove_optimize.
11062 2009-02-25 Martin Jambor <mjambor@suse.cz>
11064 PR tree-optimization/39259
11065 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
11066 calls_alloca function flags.
11067 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
11068 calls are detected.
11070 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11072 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
11073 flags_set_1_rtx, flags_set_1_set): Delete.
11074 (regmove_optimize): Do not call mark_flags_life_zones.
11076 2009-02-24 Julian Brown <julian@codesourcery.com>
11079 * config/arm/arm.c (require_pic_register): Only set
11080 cfun->machine->pic_reg once per function.
11082 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
11084 * doc/invoke.texi (Link Options): Document an easier way to pass
11085 options that take arguments to the GNU linker using -Xlinker and -Wl.
11087 2009-02-24 Steve Ellcey <sje@cup.hp.com>
11090 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
11092 2009-02-24 Richard Guenther <rguenther@suse.de>
11095 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
11097 2009-02-24 Richard Guenther <rguenther@suse.de>
11098 Zdenek Dvorak <ook@ucw.cz>
11100 PR tree-optimization/39233
11101 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
11102 from converting them to a generic type.
11104 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
11106 PR tree-optimization/39260
11107 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
11108 contains a condition with a real type.
11109 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
11111 2009-02-23 Jason Merrill <jason@redhat.com>
11114 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
11115 narrowing_initializer_constant_valid_p.
11116 (narrowing_initializer_constant_valid_p): Don't return
11117 null_pointer_node for adding a pointer to itself.
11119 2009-02-23 Jan Hubicka <jh@suse.cz>
11122 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
11125 2009-02-23 Jan Hubicka <jh@suse.cz>
11127 PR tree-optimization/37709
11128 * tree.c (block_ultimate_origin): Move here from dwarf2out.
11129 * tree.h (block_ultimate_origin): Declare.
11130 * dwarf2out.c (block_ultimate_origin): Move to tree.c
11131 * tree-ssa-live.c (remove_unused_scope_block_p):
11132 Eliminate blocks containig no instructions nor live variables nor
11134 (dump_scope_block): New function.
11135 (remove_unused_locals): Enable removal of dead blocks by default;
11136 enable dumping at TDF_DETAILS.
11138 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11140 * config/i386/i386.c (classify_argument): Don't allow COImode
11142 (function_arg_advance_32): Don't allow OImode.
11143 (function_arg_32): Likewise.
11144 (function_value_32): Likewise.
11145 (return_in_memory_32): Likewise.
11146 (function_arg_64): Remove OImode comment.
11148 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11151 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11152 ix86_expand_vector_set for V4DImode in 64bit mode only.
11153 (ix86_expand_vector_init_one_var): Likewise.
11155 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
11157 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
11159 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11162 * loop-iv.c: Revert last change.
11163 * emit-rtl.c: Likewise.
11165 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11168 * config/i386/i386.c (type_natural_mode): Remove an extra
11169 space in the warning message.
11170 (function_value_32): Handle 32-byte vector modes.
11171 (return_in_memory_32): Likewise.
11173 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11175 * loop-iv.c (truncate_value): New function.
11176 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
11178 (lowpart_subreg): Move to...
11179 * emit-rtl.c: ...here.
11181 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
11183 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
11184 accidental and undocumented change at revision 140860.
11186 2009-02-21 Joseph Myers <joseph@codesourcery.com>
11188 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
11189 take gimple_seq * arguments.
11190 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
11191 types_compatible_p langhook.
11193 2009-02-20 Mark Mitchell <mark@codesourcery.com>
11194 Joseph Myers <joseph@codesourcery.com>
11196 * config/arm/arm.c (arm_builtin_va_list): New function.
11197 (arm_expand_builtin_va_start): Likewise.
11198 (arm_gimplify_va_arg_expr): Likewise.
11199 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
11200 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
11201 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
11202 (va_list_type): New variable.
11203 (arm_mangle_type): Mangle va_list_type appropriately.
11205 2009-02-20 Jakub Jelinek <jakub@redhat.com>
11207 PR middle-end/39157
11208 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
11209 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
11210 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
11211 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
11212 parameter to 1000 for -O1 by default.
11213 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
11215 * loop-invariant.c: Include params.h.
11216 (move_loop_invariants): Don't call move_single_loop_invariants on
11219 2009-02-20 Jaka Mocnik <jaka@xlab.si>
11221 * calls.c (emit_library_call_value_1): Use slot_offset instead of
11222 offset when calculating bounds for indexing stack_usage_map. Fixes
11223 a buffer overflow with certain target setups.
11225 2009-02-20 Jakub Jelinek <jakub@redhat.com>
11228 * calls.c (expand_call): Clear try_tail_call if caller and callee
11229 disagree in promotion of function return value.
11231 2009-02-19 Jakub Jelinek <jakub@redhat.com>
11234 * c-common.c (c_determine_visibility): If visibility changed and
11235 DECL_RTL has been already set, call make_decl_rtl to update symbol
11238 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
11241 * varasm.c (assemble_variable): Don't check DECL_NAME when
11242 globalizing a variable.
11244 2009-02-19 Joseph Myers <joseph@codesourcery.com>
11247 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
11248 expression before any __builtin_trap call.
11249 * c-typeck.c (build_function_call): Convert and check function
11250 arguments before generating a call to a trap. Evaluate the
11251 function arguments before the trap.
11253 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
11256 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
11257 (UNSPEC_FXAM_MEM): New unspec.
11258 (fxam<mode>2_i387_with_temp): New insn and split pattern.
11259 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
11260 memory using fxam<mode>2_i387_with_temp to remove excess precision.
11262 2009-02-19 Richard Guenther <rguenther@suse.de>
11264 PR tree-optimization/39207
11265 PR tree-optimization/39074
11266 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
11267 storedanything_tree): New.
11268 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
11269 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
11270 (build_succ_graph): Add edges from STOREDANYTHING to all
11272 (init_base_vars): Initialize STOREDANYTHING.
11273 (compute_points_to_sets): Free substitution info after
11274 building the succ graph.
11275 (ipa_pta_execute): Likewise.
11277 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
11279 (do_ds_constraint): Do not add to special var or non-pointer
11281 (type_could_have_pointers): Split out from ...
11282 (could_have_pointers): ... here. For arrays use the element type.
11283 (create_variable_info_for): Initialize may_have_pointers.
11284 (new_var_info): Likewise.
11285 (handle_lhs_call): Make the HEAP variable unknown-sized.
11286 (intra_create_variable_infos): Use a type with pointers for
11287 PARM_NOALIAS, make it unknown-sized.
11289 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
11292 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
11294 2009-02-18 Jason Merrill <jason@redhat.com>
11297 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
11298 value if DECL_EXTERNAL.
11299 * tree-sra.c (sra_walk_gimple_assign): Likewise.
11300 * target.h (gcc_target::binds_local_p): Clarify "module".
11301 * tree.h (TREE_PUBLIC): Clarify "module".
11303 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
11306 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
11307 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
11309 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
11312 * c.opt (Wabi): Support C and ObjC.
11315 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
11317 * config/i386/i386.c (classify_argument): Warn once about the ABI
11318 change when passing union with long double.
11320 * doc/invoke.texi: Update -Wabi for warning psABI changes.
11322 2009-02-18 Joseph Myers <joseph@codesourcery.com>
11325 * c-parser.c (c_parser_compound_statement): Always enter and leave
11328 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11331 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
11333 2009-02-18 Jakub Jelinek <jakub@redhat.com>
11335 PR tree-optimization/36922
11336 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
11337 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
11340 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11342 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
11345 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11347 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
11349 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11351 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
11354 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
11355 Richard Sandiford <rdsandiford@googlemail.com>
11357 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
11358 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
11359 (loongson_biadd): ...this.
11361 2009-02-17 Richard Guenther <rguenther@suse.de>
11363 PR tree-optimization/39202
11364 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
11365 a var make sure to follow existing collapses.
11367 2009-02-17 Richard Guenther <rguenther@suse.de>
11369 PR middle-end/39214
11370 * langhooks.c (lhd_print_error_function): Check for NULL block.
11372 2009-02-17 Richard Guenther <rguenther@suse.de>
11374 PR tree-optimization/39204
11375 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
11378 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
11380 * config/soft-fp/double.h: Update from glibc CVS.
11382 2009-02-17 Richard Guenther <rguenther@suse.de>
11384 PR tree-optimization/39207
11385 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
11386 strict-aliasing warnings for pointers pointing to NULL.
11388 2009-02-16 Joseph Myers <joseph@codesourcery.com>
11391 * c-parser.c (c_parser_braced_init): Call pop_init_level when
11392 skipping until next close brace.
11394 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
11397 * config/i386/i386.c (ix86_expand_push): Set memory alignment
11398 to function argument boundary.
11400 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11402 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
11403 in the lea_add. Reload eventually constraints it properly.
11404 * config/picochip/constraints.md: Remove the target constraint
11405 "b", since it is not needed anymore.
11407 2009-02-16 Jakub Jelinek <jakub@redhat.com>
11409 * gthr-dce.h: Uglify function parameter and local variable names.
11410 * gthr-gnat.h: Likewise.
11411 * gthr-mipssde.h: Likewise.
11412 * gthr-nks.h: Likewise.
11413 * gthr-posix95.h: Likewise.
11414 * gthr-posix.h: Likewise.
11415 * gthr-rtems.h: Likewise.
11416 * gthr-single.h: Likewise.
11417 * gthr-solaris.h: Likewise.
11418 * gthr-tpf.h: Likewise.
11419 * gthr-vxworks.h: Likewise.
11420 * gthr-win32.h: Likewise.
11422 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
11425 * config/i386/i386.md: Restrict the new peephole2 to move
11426 between MMX/SSE registers.
11428 2009-02-15 Richard Guenther <rguenther@suse.de>
11431 2009-02-13 Richard Guenther <rguenther@suse.de>
11433 * configure.ac: Enable LFS.
11434 * configure: Re-generate.
11435 * config.in: Likewise.
11437 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11439 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
11440 spu_srqwbyte, spu_srqwbytebc): Define.
11441 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
11442 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
11443 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
11444 "shrqby_<mode>"): New insn-and-split patterns.
11445 * config/spu/spu.c (expand_builtin_args): Determine and return
11446 number of operands using spu_builtin_description data.
11447 (spu_expand_builtin_1): Use it.
11449 2009-02-13 Steve Ellcey <sje@cup.hp.com>
11452 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
11455 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11458 * config/i386/i386.c (override_options): Correct warning
11459 messages for -malign-loops, -malign-jumps and -malign-functions.
11461 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11464 * config/i386/i386.md: Restrict the new peephole2 to move
11465 between the general purpose registers.
11467 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11470 * config/i386/i386.c (type_natural_mode): Add a new argument.
11471 Return the original mode and warn ABI change if vector size is 32byte.
11472 (function_arg_advance): Updated.
11473 (function_arg): Likewise.
11474 (ix86_function_value): Likewise.
11475 (ix86_return_in_memory): Likewise.
11476 (ix86_sol10_return_in_memory): Likewise.
11477 (ix86_gimplify_va_arg): Likewise.
11478 (function_arg_32): Don't warn ABX ABI change here.
11479 (function_arg_64): Likewise.
11481 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
11483 * loop-iv.c (implies_p): In the final case, test that operands 0
11484 of the two comparisons match.
11486 * config/bfin/bfin.c (find_prev_insn_start): New function.
11487 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
11488 (find_next_insn_start): Move.
11490 2009-02-13 Richard Guenther <rguenther@suse.de>
11492 * configure.ac: Enable LFS.
11493 * configure: Re-generate.
11494 * config.in: Likewise.
11496 2009-02-13 Joseph Myers <joseph@codesourcery.com>
11499 * c-parser.c (c_parser_parms_list_declarator): Discard pending
11500 sizes on syntax error after some arguments have been parsed.
11502 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11504 * doc/invoke.texi (-fira): Remove.
11506 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11508 * caller-save.c: Replace regclass.c with reginfo.c in comments.
11509 * recog.c: Likewise.
11512 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
11514 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
11515 (umul_ppmm): Likewise.
11516 (count_leading_zeros): Likewise.
11517 (count_trailing_zeros): Likewise.
11518 (UMUL_TIME): Likewise.
11520 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11522 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
11523 soft-fp/t-softfp to tmake_file.
11525 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
11526 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
11527 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
11528 IA64_BUILTIN_INFQ]: New.
11529 (ia64_init_builtins): Initialize __builtin_infq,
11530 __builtin_fabsq and __builtin_copysignq if not HPUX.
11531 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
11532 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
11534 * config/ia64/lib1funcs.asm (__divtf3): Define only if
11536 (__fixtfti): Likewise.
11537 (__fixunstfti): Likewise.
11538 (__floattitf): Likewise.
11540 * config/ia64/libgcc-glibc.ver: New.
11541 * config/ia64/t-fprules-softfp: Likewise.
11542 * config/ia64/sfp-machine.h: Likewise.
11544 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
11545 (LIBGCC2_TF_CEXT): Likewise.
11546 (TF_SIZE): Likewise.
11547 (TARGET_INIT_LIBFUNCS): Likewise.
11549 * config/ia64/t-glibc (SHLINB_MAPFILES):
11550 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
11552 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11554 * config/i386/i386.c (construct_container): Rewrite processing
11555 BLKmode with X86_64_SSE_CLASS.
11557 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
11560 * config/i386/i386.md: Replace simplify_replace_rtx with
11561 replace_rtx in the new peephole2.
11563 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
11565 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
11566 loop unrolling do not happen at -O2.
11568 2009-02-12 Michael Matz <matz@suse.de>
11570 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
11572 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11574 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
11577 2009-02-12 Ben Elliston <bje@au.ibm.com>
11579 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
11580 patterns when updating the back chain. Missed in the 2009-02-10
11583 2009-02-11 Janis Johnson <janis187@us.ibm.com>
11585 * doc/extend.texi (Decimal Floating Types): Update identifier of
11586 draft TR and list of missing support.
11588 2009-02-11 Jakub Jelinek <jakub@redhat.com>
11590 PR middle-end/39154
11591 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
11592 bit to variable length decl's flags, add it also to its
11593 pointer replacement variable.
11595 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
11596 Jakub Jelinek <jakub@redhat.com>
11599 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
11600 (memory_blockage): New expander.
11601 (*memory_blockage): New insn pattern.
11602 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
11603 instead of general blockage at the end of function prologue when
11604 frame pointer is used to access red zone area. Do not emit blockage
11605 when profiling, it is emitted in generic code.
11606 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
11607 function epilogue when frame pointer is used to access red zone area.
11609 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
11612 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
11613 by arithmetic with memory operands.
11614 * config/i386/predicates.md (commutative_operator): New.
11616 2009-02-10 Janis Johnson <janis187@us.ibm.com>
11618 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
11621 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
11623 * alias.h (record_alias_subset): Declare.
11624 * alias.c (record_alias_subset): Make global.
11626 2009-02-10 Nick Clifton <nickc@redhat.com>
11628 * tree-parloops.c: Change license to GPLv3.
11629 * ipa-struct-reorg.c: Change license to GPLv3.
11630 * ipa-struct-reorg.h: Change license to GPLv3.
11632 2009-02-10 Steve Ellcey <sje@cup.hp.com>
11635 * c-decl.c (start_struct): Return NULL on error.
11637 2009-02-10 Jakub Jelinek <jakub@redhat.com>
11639 PR middle-end/39124
11640 * cfgloopmanip.c (remove_path): Call remove_bbs after
11641 cancel_loop_tree, not before it.
11644 * function.h (struct function): Add has_local_explicit_reg_vars bit.
11645 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
11646 VAR_DECLs were seen.
11647 * tree-ssa-live.c (remove_unused_locals): Recompute
11648 cfun->has_local_explicit_reg_vars.
11649 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
11650 copies or clearings if cfun->has_local_explicit_reg_vars.
11652 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
11655 * config/i386/i386.c (expand_prologue): Emit blockage at the end
11656 of function prologue when frame pointer is used to access
11659 2009-02-10 Richard Guenther <rguenther@suse.de>
11661 PR middle-end/39127
11662 * gimplify.c (gimple_regimplify_operands): Always look if
11663 we need to create a temporary.
11665 2009-02-10 Richard Guenther <rguenther@suse.de>
11667 PR tree-optimization/39132
11668 * tree-loop-distribution.c (todo): New global var.
11669 (generate_memset_zero): Trigger TODO_rebuild_alias.
11670 (tree_loop_distribution): Return todo.
11672 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
11675 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
11676 (x86_64_reg_class_name): Removed.
11677 (classify_argument): Return 0 if bytes > 32. Return 0 if the
11678 first one isn't X86_64_SSE_CLASS or any other ones aren't
11679 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
11680 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
11681 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
11682 and 3 X86_64_SSEUP_CLASS.
11683 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
11684 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
11686 2009-02-10 Ben Elliston <bje@au.ibm.com>
11688 * config/rs6000/rs6000.md (allocate_stack): Always use an update
11689 form instruction to update the stack back chain word, even if the
11690 user has disabled the generation of update instructions.
11691 (movdi_<mode>_update_stack): New.
11692 (movsi_update_stack): Likewise.
11693 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
11694 always use an update form instruction to update the stack back
11697 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
11699 PR middle-end/38953
11700 * graphite.c (if_region_set_false_region): After moving a region in
11701 the false branch of a condition, remove the empty dummy basic block.
11702 (gloog): Remove wrong fix for PR38953.
11704 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11706 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
11707 generation due to implicit sign extension.
11709 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
11711 PR middle-end/38981
11712 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
11713 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
11715 2009-02-09 Richard Guenther <rguenther@suse.de>
11717 PR middle-end/35202
11718 * convert.c (convert_to_real): Disable (float)fn((double)x)
11719 to fnf(x) conversion if errno differences may occur and
11720 -fmath-errno is set.
11722 2009-02-07 Anatoly Sokolov <aesok@post.ru>
11724 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
11725 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11726 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11728 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11731 * c-common.c (handle_alias_attribute): Disallow attribute for
11732 anything not a FUNCTION_DECL or VAR_DECL.
11734 2009-02-06 Janis Johnson <janis187@us.ibm.com>
11737 * real.c (do_compare): Special-case compare of zero against
11738 decimal float value.
11740 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11743 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
11744 as indicating flexible array members unless the field itself is
11745 being declarared as the incomplete array.
11747 2009-02-06 Jan Hubicka <jh@suse.cz>
11749 PR tree-optimization/38844
11750 * ipa-inline.c (try_inline): Stop inlining recursion when edge
11751 is already inlined.
11753 2009-02-06 Richard Guenther <rguenther@suse.de>
11755 PR middle-end/38977
11756 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
11757 fork because we may expand it as __gcov_fork.
11759 2009-02-06 Nick Clifton <nickc@redhat.com>
11761 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
11763 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
11765 PR tree-optimization/35659
11766 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
11767 vn_phi_eq): Shortcut if hashcode does not match.
11768 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
11770 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
11771 and avoid iterative_hash_expr.
11772 (FOR_EACH_VALUE_ID_IN_SET): New.
11773 (value_id_compare): Remove.
11774 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
11775 sort expressions by value id.
11777 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
11780 * config/sh/predicates.md (general_movsrc_operand): Don't check
11781 the subreg of system registers here.
11783 2009-02-05 Jakub Jelinek <jakub@redhat.com>
11786 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
11787 on the copied decl.
11789 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
11791 PR rtl-optimization/39110
11792 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
11793 addresses, not aligned ones.
11795 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
11796 Richard Guenther <rguenther@suse.de>
11798 PR tree-optimization/39100
11799 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
11800 comment says and add edges.
11802 2009-02-05 Joseph Myers <joseph@codesourcery.com>
11805 * c-common.c (handle_tls_model_attribute): Ignore attribute for
11806 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
11808 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
11810 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
11811 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
11812 register_bb_in_sese, new_sese, free_sese): Moved.
11813 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
11814 outermost_loop_in_scop, build_scop_iteration_domain,
11815 expand_scalar_variables_ssa_name, get_vdef_before_scop,
11816 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
11817 Use loop_in_sese_p instead of loop_in_scop_p.
11818 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
11819 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
11820 (scopdet_basic_block_info): Fix bug in scop detection.
11821 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
11822 eq_loop_to_cloog_loop): Remove.
11823 (nb_loops_around_loop_in_scop, nb_loop
11824 ref_nb_loops): Moved here...
11825 * graphite.h (ref_nb_loops): ... from here.
11826 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
11827 (loop_domain_dim, loop_iteration_vector_dim): Remove.
11828 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
11829 * testsuite/gcc.dg/graphite/scop-19.c: New
11831 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
11832 Hans-Peter Nilsson <hp@axis.com>
11834 PR rtl-optimization/37889
11835 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
11836 Move offset handling from PLUS to before the switch. Use new
11837 arguments when considering SYMBOL_REFs too.
11838 (rtx_addr_can_trap_p): Pass dummy offset and size.
11839 (enum may_trap_p_flags): Remove.
11840 (may_trap_p_1): Pass size from MEM_SIZE.
11842 PR rtl-optimization/38921
11843 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
11844 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
11845 * rtlanal.c (may_trap_after_code_motion_p): Delete.
11846 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
11848 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
11850 AVX Programming Reference (January, 2009)
11851 * config/i386/sse.md (*vpclmulqdq): New.
11853 2009-02-04 Jakub Jelinek <jakub@redhat.com>
11855 PR tree-optimization/38977
11856 PR gcov-profile/38292
11857 * calls.c (special_function_p): Disregard __builtin_ prefix.
11859 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
11861 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
11862 non-indexable addresses even before reload.
11864 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11867 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
11868 as having variable size. Do not give an error for unnamed
11869 parameters with [*] declarators. Give a warning for type names
11870 with [*] declarators and mark them as variable size.
11871 * c-parser.c (c_parser_sizeof_expression): Do not give an error
11872 for sizeof applied to [*] type names.
11874 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11877 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
11879 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11881 * gcc.c (process_command): Update copyright notice dates.
11882 * gcov.c (print_version): Likewise.
11883 * gcov-dump.c (print_version): Likewise.
11884 * mips-tfile.c (main): Likewise.
11885 * mips-tdump.c (main): Likewise.
11887 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11890 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
11891 for composite type involving a zero-length array type.
11893 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11896 * function.c (match_asm_constraints_1): Skip over
11897 initial optional % in the constraint.
11899 PR inline-asm/39059
11900 * c-parser.c (c_parser_postfix_expression): If fixed point is not
11901 supported, don't accept FIXED_CSTs.
11902 * c-decl.c (finish_declspecs): Error if fixed point is not supported
11903 and _Sat is used without _Fract/_Accum. Set specs->type to
11904 integer_type_node for cts_fract/cts_accum if fixed point is not
11907 2009-02-02 Catherine Moore <clm@codesourcery.com>
11909 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
11911 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
11913 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
11914 (ABI_HAS_64BIT_SYMBOLS): Use it.
11915 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
11917 2009-02-02 Paul Brook <paul@codesourcery.com>
11919 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
11921 2009-02-02 Jakub Jelinek <jakub@redhat.com>
11923 PR inline-asm/39058
11924 * recog.h (asm_operand_ok): Add constraints argument.
11925 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
11926 recurse on matching constraint.
11927 (check_asm_operands): Pass constraints as 3rd argument to
11928 asm_operand_ok. Don't look up matching constraint here.
11929 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
11932 2009-02-02 Ben Elliston <bje@au.ibm.com>
11934 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
11935 TARGET_NARROW_VOLATILE_BITFIELD macro names.
11937 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11939 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
11940 information. Remove some obsolete information. Reorganize.
11942 * config/pa/fptr.c: Revert license to GPL 2.
11943 * config/pa/milli64.S: Likewise.
11945 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11948 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
11949 LIBRARY name in, instead of hard-coding it.
11950 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
11951 extra target make frag to tmake_files according to EH model.
11952 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
11953 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
11954 frags that define makefile variable EH_MODEL appropriately.
11955 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
11956 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
11957 to "-sjlj" according to type of EH configured.
11958 (LIBGCC_SONAME): Concatenate it to shared library base name.
11959 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
11960 to "_sjlj" according to type of EH configured.
11961 (LIBGCC_SONAME): Concatenate it to shared library base name.
11962 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
11963 (SHLIB_LINK): Add missing semicolon to if-else construct.
11964 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11965 string value of "pe_dll" command-line option.
11966 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
11967 (SHLIB_SONAME): Use it when overriding t-cygming default.
11968 (SHLIB_IMPLIB): Override t-cygming default.
11969 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11970 string value of "pe_dll" command-line option.
11972 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11975 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
11976 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
11978 2009-01-31 Richard Guenther <rguenther@suse.de>
11980 PR tree-optimization/38937
11981 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
11982 computing the transitive closure.
11984 2009-01-30 Richard Guenther <rguenther@suse.de>
11986 PR tree-optimization/39041
11987 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11988 Propagate variable indices only if the types match for this stmt.
11990 2009-01-30 Jakub Jelinek <jakub@redhat.com>
11993 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
11994 inline but never defined.
11996 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
11998 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
11999 (*insv_h_di_reg_extimm): New insn.
12000 (*insv_l<mode>_reg_extimm): New insn.
12002 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
12004 * config/picochip/picochip.c (flag_conserve_stack): set
12005 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
12006 fconserve-stack. Reduce call-overhead used by inliner.
12008 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
12011 * common.opt (flag_conserve_stack): Initialised to zero.
12013 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
12016 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
12017 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
12020 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
12022 * ira-color.c (allocno_reload_assign): Update comments.
12023 * regmove.c (regmove_optimize): Likewise.
12027 2009-01-29 Robert Millan <rmh@aybabtu.com>
12029 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
12030 * config/i386/kopensolaris-gnu.h: New file. Undefine
12031 `MD_UNWIND_SUPPORT'.
12032 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
12034 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
12036 PR tree-optimization/39007
12037 * tree-loop-distribution.c (generate_builtin): Use
12038 recompute_dominator to compute the immediate dominator of the
12039 basic block just after the loop.
12041 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12043 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
12044 (ASM_OUTPUT_DWARF_PCREL): Define.
12046 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
12048 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
12049 * doc/passes.texi: Remove entries about regclass, local-alloc, and
12050 global. Modify entries about regmove and IRA.
12052 * ra-conflict.c: Remove the file.
12054 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
12056 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
12057 (pass_regclass_init): Rename to pass_reginfo_init.
12059 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
12061 * toplev.h (flag_ira): Remove.
12063 * caller-save.c (setup_save_areas): Remove flag_ira.
12065 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
12067 * global.c: Remove the file.
12069 * opts.c (decode_options): Remove flag_ira.
12071 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
12073 * regmove.c: Modify file description.
12074 (find_use_as_address, try_auto_increment): Define them only if
12075 AUTO_INC_DEC is defined.
12076 (replacement_quality, replace_in_call_usage, fixup_match_1,
12077 stable_and_no_regs_but_for_p): Remove.
12078 (reg_set_in_bb): Make it static.
12079 (regmove_optimize): Remove flag_ira and code which worked for
12082 * local-alloc.c: Remove the file.
12084 * common.opt (fira): Remove.
12086 * ira.c: Include except.h.
12087 (eliminable_regset): Move from global.c.
12088 (mark_elimination): Ditto. Remove flag_ira.
12089 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
12090 equiv_mem_modified, validate_equiv_mem_from_store,
12091 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
12092 contains_replace_regs, memref_referenced_p, memref_used_between_p,
12093 no_equiv, recorded_label_ref): Move from local-alloc.c.
12094 (update_equiv_regs): Ditto. Make it static.
12095 (print_insn_chain, print_insn_chains): Move it from global.c.
12096 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
12097 (build_insn_chain): Ditto. Make it static.
12098 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
12099 Rename to init_live_subregs.
12100 (gate_ira): Remove flag_ira.
12102 * regclass.c: Rename reginfo.c. Change file description.
12103 (FORBIDDEN_INC_DEC_CLASSES): Remove.
12104 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
12105 (init_reg_sets_1): Remove code for evaluation of
12106 reg_class_superclasses and losing_caller_save_reg_set.
12107 (init_regs): Remove init_reg_autoinc.
12108 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
12109 ok_for_base_p_nonstrict): Remove.
12110 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
12111 (pass_regclass_init): Rename to pass_reginfo_init. Modify
12112 corresponding entries.
12113 (dump_regclass, record_operand_costs, scan_one_insn,
12114 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
12115 record_address_regs, auto_inc_dec_reg_p): Remove.
12116 (gt-regclass.h): Rename to gt-reginfo.h.
12118 * rtl.h (dump_global_regs, retry_global_alloc,
12119 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
12121 * Makefile.in (RA_H): Remove.
12122 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
12123 Rename regclass.o to reginfo.o.
12124 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
12126 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
12127 (GTFILES): Rename regclass.c to reginfo.c.
12129 * passes.c (init_optimization_passes): Remove pass_local_alloc and
12130 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
12132 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
12133 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
12135 (finish_spills): Ditto. Remove code for !flag_ira.
12137 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
12139 PR middle-end/35854
12140 * doc/invoke.texi (rtl debug options): Complete rewrite.
12141 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
12143 * mode-switching.c (pass_mode_switching): Rename pass from
12144 "mode-sw" to "mode_sw".
12145 * except.c (pass_convert_to_eh_ranges): Rename pass from
12146 "eh-ranges" to "eh_ranges".
12147 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
12151 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
12152 Alexander Monakov <amonakov@ispras.ru>
12154 PR middle-end/38857
12155 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
12157 (move_exprs_to_boundary): Change return type and pass through
12158 should_move from move_op. Relax assert. Update usage ...
12159 (schedule_expr_on_boundary): ... here. Use should_move instead of
12161 (move_op_orig_expr_found): Indicate that insn was disconnected from
12163 (code_motion_process_successors): Do not call after_merge_succs
12164 callback if original expression was not found when traversing any of
12166 (code_motion_path_driver): Change return type. Update prototype.
12167 (move_op): Update comment. Add a new parameter (should_move). Update
12168 prototype. Set *should_move based on indication provided by
12169 move_op_orig_expr_found.
12171 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
12173 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
12174 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
12175 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
12176 * config/rs6000/rs6000.c (rs6000_override_options): Default
12177 avoid-indexed-addresses on for Power6, off for everything else.
12178 (avoiding_indexed_address_p): New function.
12179 (rs6000_legitimize_address): Use it.
12180 (rs6000_legitimate_address): Likewise.
12181 * config/rs6000/rs6000.md (movXX_updateX): Likewise
12183 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
12185 PR tree-optimization/38997
12186 * tree-loop-distribution.c (generate_memset_zero): Use
12187 POINTER_PLUS_EXPR for a pointer addition.
12189 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
12191 * config/s390/s390.md (bswap<mode>2): New pattern added.
12193 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12195 * config/s390/s390.md (*tls_load_31): Added type attribute.
12197 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12199 * config/s390/s390.md: Fix a few comments.
12201 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12203 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
12204 (*tm<mode>_full): Fixed z10prop attribute.
12205 (*tst<mode>_extimm): Fixed z10prop attribute.
12206 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
12207 (*tstqiCCT_cconly): Fixed z10prop attribute.
12208 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
12209 (*movsi_larl): Fixed z10prop attribute.
12210 (*movsi_zarch): Fixed z10prop attribute.
12211 (*movsi_eas): Fixed z10prop attribute.
12212 (*movhi): Fixed z10prop attribute.
12213 (*movqi): Fixed z10prop attribute.
12214 (*movstrictqi): Fixed z10prop attribute.
12215 (*mov<mode>): Fixed z10prop attribute.
12216 (*movcc): Fixed z10prop attribute.
12217 (*sethighpartdi_64): Fixed z10prop attribute.
12218 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
12219 (*negdi2_sign_cc): Fixed z10prop attribute.
12220 (*negdi2_sign): Fixed z10prop attribute.
12221 (*absdi2_sign_cc): Fixed z10prop attribute.
12222 (*absdi2_sign): Fixed z10prop attribute.
12223 (*negabsdi2_sign_cc): Fixed z10prop attribute.
12224 (*negabsdi2_sign): Fixed z10prop attribute.
12225 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
12226 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
12227 (doloop_si64): Fixed z10prop attribute.
12228 (doloop_si31): Fixed z10prop attribute.
12229 (doloop_long): Fixed z10prop attribute.
12230 (indirect_jump): Fixed z10prop attribute.
12231 (nop): Fixed z10prop attribute.
12232 (main_base_64): Fixed z10prop attribute.
12233 (reload_base_64): Fixed z10prop attribute.
12235 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12237 PR rtl-optimization/38740
12238 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
12240 * config/mips/mips.c (mips_reorg): Likewise.
12242 2009-01-28 Richard Guenther <rguenther@suse.de>
12244 PR tree-optimization/38926
12245 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
12246 with the correct value id to a value.
12247 (do_regular_insertion): Use the value number of edoubleprime
12248 for the value number of the expr.
12251 2008-08-21 Richard Guenther <rguenther@suse.de>
12253 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
12254 a PHI ask VN if it is already available.
12255 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
12256 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
12258 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12260 PR middle-end/38934
12261 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
12262 set to varying whenever max has TREE_OVERFLOW set, similarly
12263 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
12265 2009-01-28 Richard Guenther <rguenther@suse.de>
12267 PR middle-end/38908
12268 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
12269 uninitialized aggregate uses in call arguments.
12271 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
12273 PR tree-optimization/38984
12274 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
12275 the nothing_id variable if -fno-delete-null-pointer-checks.
12277 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
12280 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
12281 (set_got_offset_rex64): Ditto.
12283 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
12286 * doc/extend.texi: Improve local variable with asm reg.
12288 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
12290 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
12291 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
12292 was not supplied then set warn_packed_bitfield_compat to the
12293 default value of 1.
12294 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
12297 2009-01-27 Richard Guenther <rguenther@suse.de>
12299 PR tree-optimization/38503
12300 * cfgexpand.c (expand_gimple_basic_block): Ignore
12301 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
12302 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
12303 variables that cannot have TBAA applied.
12304 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
12307 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
12309 PR middle-end/38969
12310 * calls.c (initialize_argument_information): Do not wrap complex
12311 arguments in SAVE_EXPR.
12313 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
12315 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
12316 (INSTALL_LIBGCC): Revert typo commit.
12318 2009-01-26 Richard Guenther <rguenther@suse.de>
12320 PR tree-optimization/38745
12321 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
12322 from special handling.
12324 2009-01-26 Richard Guenther <rguenther@suse.de>
12326 PR tree-optimization/38745
12327 * tree-ssa.c (execute_update_addresses_taken): Do not include
12328 variables that cannot possibly be a register in not_reg_needs.
12329 Do not clear TREE_ADDRESSABLE on vars that may not become
12331 * tree-ssa.c (update_alias_info_1): Include those in the set
12332 of addressable vars.
12334 2009-01-26 Richard Guenther <rguenther@suse.de>
12336 PR middle-end/38851
12337 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
12338 * tree-ssa-dse.c: Include langhooks.h
12339 (execute_simple_dse): Remove stores with zero size.
12341 2009-01-24 Jakub Jelinek <jakub@redhat.com>
12344 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
12347 2009-01-24 Julian Brown <julian@codesourcery.com>
12349 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
12350 config/arm/linux-atomic.c.
12351 * config/arm/linux-atomic.c: New.
12353 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
12355 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
12356 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
12357 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
12359 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
12362 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
12365 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
12367 PR tree-optimization/38953
12368 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
12369 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
12370 (gloog): Split the exit of the scop when the scop exit is a loop exit.
12371 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
12374 2009-01-24 Paul Brook <paul@codesourcery.com>
12376 * config/arm/neon.md (neon_type): Move to arm.md.
12377 (neon_mov<VSTRUCT>): Add neon_type attribute.
12378 * config/arm/arm.md (neon_type): Move to here.
12379 (conds): Add "unconditioal" and use as default for NEON insns.
12381 2009-01-24 Ben Elliston <bje@au.ibm.com>
12383 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
12384 void *' warning from -Wc++-compat.
12385 * Makefile.in (dominance.o-warn): Remove.
12387 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
12389 PR tree-optimization/38932
12390 * fold-const.c (fold_unary_ignore_overflow): New.
12391 * tree.h (fold_unary_ignore_overflow): Declare.
12392 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
12393 * tree-ssa-sccvn.c (visit_reference_op_load,
12394 simplify_unary_expression): Likewise.
12396 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
12398 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
12399 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
12400 regardless of their type.
12401 * c-common.c (handle_packed_attribute): Don't ignore packed on
12403 * c.opt (Wpacked-bitfield-compat): New warning option.
12404 * stor-layout.c (place_field): Warn if offset of a field changed.
12405 * doc/extend.texi (packed): Mention the ABI change.
12406 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
12407 (Warning Options): Add it to the list.
12409 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
12411 * c-opts.c (c_common_post_options): Fix a typo in comments.
12413 2009-01-22 Steve Ellcey <sje@cup.hp.com>
12415 PR middle-end/38615
12416 * gimplify.c (gimplify_init_constructor): Fix promotion of const
12417 variables to static.
12418 * doc/invoke.texi (-fmerge-all-constants): Update description.
12420 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
12423 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
12424 (*movdi_1_rex64): Use type "mmx" for alternative 5.
12426 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
12428 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
12430 (LOCAL_ALIGNMENT): Similarly.
12432 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12433 Joseph Myers <joseph@codesourcery.com>
12435 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
12436 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
12437 * config/arm/arm-tune.md: Regenerate.
12438 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
12441 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12443 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
12444 version number to five.
12446 2009-01-22 Dodji Seketeli <dodji@redhat.com>
12449 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
12450 * c-common.c (set_underlying_type): Likewise.
12451 (is_typedef_decl ): Likewise
12453 (set_underlying_type): Likewise.
12454 (is_typedef_type): Likewise.
12456 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
12458 PR middle-end/38587
12459 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
12462 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
12465 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
12466 (LIBGCC_SPEC): Don't define.
12467 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
12469 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
12471 PR rtl-optimization/38879
12472 * alias.c (base_alias_check): Unaligned access via AND address can
12473 alias all surrounding object types except those with sizes equal
12474 or wider than the size of unaligned access.
12476 2009-01-21 Dodji Seketeli <dodji@redhat.com>
12479 * c-decl.c (clone_underlying_type): Move this ...
12480 * c-common.c (set_underlying_type): ... here.
12481 Also, make sure the function properly sets TYPE_STUB_DECL() on
12482 the newly created typedef variant type.
12483 (is_typedef_decl ): New entry point.
12484 * tree.h: Added a new member member_types_needing_access_check to
12485 struct tree_decl_non_common.
12486 (set_underlying_type): New entry point.
12487 (is_typedef_type): Likewise.
12489 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
12491 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
12492 Check whether two instructions have memory references that
12493 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
12494 are helper functions for traversing.
12495 * alias.h (insn_alias_sets_confilict_p): New prototypes.
12496 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
12497 not to draw dependency edge for instructions with non-conflicting
12500 2009-01-20 Joseph Myers <joseph@codesourcery.com>
12503 * longlong.h: Update copyright years. Use soft-fp license notice.
12504 Sync __clz_tab declaration with glibc.
12506 2009-01-20 Steve Ellcey <sje@cup.hp.com>
12509 * doc/extend.texi (syscall_linkage): New.
12510 (version_id): Modify.
12512 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12513 Richard Guenther <rguenther@suse.de>
12515 PR tree-optimization/38747
12516 PR tree-optimization/38748
12517 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
12518 conversion if the base address is an indirect reference and the
12519 aliasing sets could cause issues.
12521 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12523 * common.opt (fgraphite, fgraphite-identity): Add comment for
12524 explaining why these options are not documented.
12526 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12528 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
12529 gimple_call_lhs is NULL.
12531 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
12534 * emit-rtl.c (adjust_address_1): Make sure memref is never
12537 2009-01-20 Ben Elliston <bje@au.ibm.com>
12539 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12540 const qualifier from arg parameter. Remove unnecessary cast to char *.
12541 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12542 const qualifier from arg 2.
12544 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
12546 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
12548 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
12551 * rtl.h (reinit_regs): New prototype.
12552 * regclass.c: Include ira.h.
12553 (reinit_regs): New.
12554 * Makefile.in (regclass.o): Add ira.h.
12555 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
12557 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
12560 * c-common.c (handle_aligned_attribute): Use
12561 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
12562 default alignment value.
12564 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
12566 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
12567 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
12569 * doc/extend.texi: Update __attribute__ ((aligned)). Document
12570 __BIGGEST_ALIGNMENT__.
12572 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
12574 2009-01-18 Richard Guenther <rguenther@suse.de>
12576 PR tree-optimization/38819
12577 * tree-flow.h (operation_could_trap_helper_p): Declare.
12578 * tree-eh.c (operation_could_trap_helper_p): Export.
12579 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
12580 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
12581 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
12582 are about to insert a possibly trapping instruction and fail
12585 2009-01-18 Andreas Schwab <schwab@suse.de>
12587 * doc/install.texi (Configuration): Remove obsolete paragraph
12588 about use of --with-gnu-ld with --with-gnu-as.
12590 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
12592 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
12593 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
12594 Follow spelling conventions.
12596 2009-01-18 Ben Elliston <bje@au.ibm.com>
12598 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
12599 C++ warning about implicit conversion from void * to struct
12601 (bitmap_obstack_free): Likewise for bitmap_element *.
12602 * Makefile.in (bitmap.o-warn): Remove.
12604 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
12606 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
12608 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
12609 Tobias Grosser <tobi.grosser@amd.com>
12611 * graphite.c (graphite_trans_scop_block): Do not block single
12614 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
12616 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
12617 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
12618 test with assertion.
12620 2009-01-16 Richard Guenther <rguenther@suse.de>
12622 PR tree-optimization/38835
12623 PR middle-end/36227
12624 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
12625 and INT + PTR -> (INT)(PTR p+ INT) folding.
12626 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
12628 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
12631 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
12632 the subreg from a lowpart subreg if it is also casting the value.
12634 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12635 Tobias Grosser <tobi.grosser@amd.com>
12637 * graphite.c (compare_prefix_loops): New.
12638 (build_scop_canonical_schedules): Rewritten.
12639 (graphite_transform_loops): Move build_scop_canonical_schedules
12640 after build_scop_iteration_domain.
12642 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12643 Tobias Grosser <tobi.grosser@amd.com>
12645 * graphite.c (add_conditions_to_domain): Add the loops to
12646 the dimension of the iteration domain. Do copy the domain
12647 only when it exists.
12648 (build_scop_conditions_1): Do not call add_conditions_to_domain.
12649 (add_conditions_to_constraints): New.
12650 (can_generate_code_stmt, can_generate_code): Removed.
12651 (gloog): Do not call can_generate_code.
12652 (graphite_transform_loops): Call add_conditions_to_constraints
12653 after building the iteration domain.
12655 2009-01-16 Jakub Jelinek <jakub@redhat.com>
12657 PR tree-optimization/38789
12658 * tree-ssa-threadedge.c
12659 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12660 __builtin_constant_p.
12662 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12664 * dce.c (delete_unmarked_insns): Reversed the order that insns are
12665 examined before deleting them.
12667 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
12669 * function.c (aggregate_value_p): Correctly extract the function
12670 type from CALL_EXPR_FN lookup.
12672 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12674 * config/picochip/picochip.c (picochip_override_options): Revert
12675 CFI asm flag disable commited previously.
12677 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
12678 Tobias Grosser <tobi.grosser@amd.com>
12679 Jan Sjodin <jan.sjodin@amd.com>
12681 * graphite.c (scan_tree_for_params): On substractions negate
12682 all the coefficients of the term.
12683 (clast_to_gcc_expression_red): New. Handle reduction expressions
12684 of more than two operands.
12685 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
12686 (get_vdef_before_scop): Handle also the case of default definitions.
12688 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
12690 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
12691 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
12692 Also use them when walking CALL_INSN_FUNCTION_USAGE.
12694 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
12695 Joey Ye <joey.ye@intel.com>
12697 PR middle-end/37843
12698 * cfgexpand.c (expand_stack_alignment): Don't update stack
12699 boundary nor check incoming stack boundary here.
12700 (gimple_expand_cfg): Update stack boundary and check incoming
12701 stack boundary here.
12703 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12705 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
12707 2009-01-14 Jakub Jelinek <jakub@redhat.com>
12709 PR rtl-optimization/38245
12710 * calls.c (expand_call): Add stack arguments to
12711 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12712 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
12713 in regs and partially in memory or BLKmode arguments.
12714 (emit_library_call_value_1): Add stack arguments to
12715 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12716 ACCUMULATE_OUTGOING_ARGS).
12717 * dce.c: Include tm_p.h.
12718 (find_call_stack_args): New function.
12719 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
12721 (mark_insn): Call find_call_stack_args for CALL_Ps.
12722 (prescan_insns_for_dce): Walk insns backwards in bb rather than
12723 forwards. Allocate and free arg_stores bitmap if needed, pass it
12724 down to deletable_insn_p, don't mark stores set in arg_stores
12725 bitmap, clear the bitmap at the beginning of each bb.
12726 * Makefile.in (dce.o): Depend on $(TM_P_H).
12728 2009-01-14 Michael Meissner <gnu@the-meissners.org>
12731 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
12732 to make sure the insn is a conditional test (bug 22599). Reformat a
12735 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
12737 PR middle-end/38431
12738 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
12739 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
12740 (gloog): Do not call cleanup_tree_cfg.
12741 (graphite_transform_loops): Call cleanup_tree_cfg after all
12742 scops have been code generated.
12744 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
12745 * doc/gty.texi (Invoking the garbage collector): Added new node
12746 and section documenting ggc_collect.
12748 2009-01-14 Richard Guenther <rguenther@suse.de>
12750 PR tree-optimization/38826
12751 PR middle-end/38477
12752 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
12753 initialization notes only if we actually emitted a warning.
12754 (intra_create_variable_infos): Add constraints for a result decl
12755 that is passed by hidden reference.
12756 (build_pred_graph): Mark all related variables non-direct on
12759 2009-01-14 Nick Clifton <nickc@redhat.com>
12761 * ira-conflicts.c: Include addresses.h for the definition of
12763 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
12764 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
12766 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
12769 * Makefile.in (ira-lives.o): Add except.h.
12771 * ira-lives.c: Include except.h.
12772 (process_bb_node_lives): Process can_throw_internal.
12774 2009-01-13 Jakub Jelinek <jakub@redhat.com>
12776 PR rtl-optimization/38774
12777 * combine.c (simplify_set): When undoing cc_use change, don't do
12778 PUT_CODE on the newly created comparison, but instead put back the
12781 2009-01-13 Joseph Myers <joseph@codesourcery.com>
12783 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
12784 values. Remove duplicate arm8 entry.
12786 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12788 PR tree-optimization/38786
12789 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
12790 the SSA_NAME case of expand_scalar_variables_expr.
12791 Set the type of an expression to the type of its assign statement.
12792 (expand_scalar_variables_expr): Also gather the scalar computation
12793 used to index the memory access. Do not pass loop_p.
12794 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
12795 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
12796 the gimple_stmt_iterator where it inserts new code.
12797 Do not pass loop_p.
12798 (copy_bb_and_scalar_dependences): Do not pass loop_p.
12799 (translate_clast): Update call to copy_bb_and_scalar_dependences.
12801 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12803 * graphite.h (debug_value): Removed.
12804 * graphite.c (debug_value): Removed.
12806 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12808 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
12809 ldrd/strd with two 32-bit instructions.
12811 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12813 * config/arm/arm.c (struct processors): Pass for speed down into
12814 cost helper functions.
12815 (const_ok_for_op): Handle COMPARE and inequality nodes.
12816 (arm_rtx_costs_1): Rewrite.
12817 (arm_size_rtx_costs): Update prototype.
12818 (arm_rtx_costs): Pass speed down to helper functions.
12819 (arm_slowmul_rtx_costs): Rework cost calculations.
12820 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
12821 (arm_9e_rtx_costs): Likewise.
12823 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
12825 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
12826 relocations of local symbols wider than UNITS_PER_WORD are not valid.
12827 (alpha_legitimize_address): Do not split local symbols wider than
12828 UNITS_PER_WORD into HIGH/LO_SUM parts.
12830 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
12833 * gcc.c (process_command): Replace call to execvp with calls
12834 to pex_one and exit.
12836 2009-01-03 Anatoly Sokolov <aesok@post.ru>
12839 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
12840 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
12841 variant for devices with 3-byte PC.
12842 (__tablejump_elpm__): New.
12844 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12847 * c-parser.c (c_parser_postfix_expression): Allow `->' in
12848 offsetof member-designator, handle it as `[0].'.
12850 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12852 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
12853 function when not using named sections on targets with named sections
12854 if branch distance is less than 262132.
12856 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
12858 * combine.c (combine_instructions): Recompute
12859 optimize_this_for_speed_p for each BB in the main combine loop.
12861 2009-01-12 Tomas Bily <tbily@suse.cz>
12864 * tree-loop-distribution.c (prop_phis): New function.
12865 (generate_builtin): Call prop_phis.
12866 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
12868 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12870 PR tree-optimization/38807
12871 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
12872 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
12874 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12876 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12877 subreg of op0 to the original op0.
12879 2009-01-11 Laurent GUERBY <laurent@guerby.net>
12881 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
12883 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
12886 * mips-tfile.c (parse_def): Fix parsing of def strings
12887 starting with digits.
12889 2009-01-10 Jakub Jelinek <jakub@redhat.com>
12892 * config/arm/arm.c (arm_is_long_call_p): Don't call
12893 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
12895 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
12897 * regrename.c (regrename_optimize): Fix dumping.
12898 (find_oldest_value_reg): Preserve REG_POINTER.
12899 (copy_hardreg_forward_1): Likewise.
12901 2009-01-09 Diego Novillo <dnovillo@google.com>
12903 * gimple.h (struct gimple_statement_base) <uid>: Document
12904 the restrictions on its use.
12905 (gimple_uid): Tidy.
12906 (gimple_set_uid): Tidy.
12908 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12910 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
12911 zero guard even if align_bytes != 0 and count is smaller than
12914 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
12916 PR rtl-optimization/38495
12917 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
12918 (add_range_and_copies_from_move_list): Print all added ranges.
12919 Add ranges to memory optimized destination.
12921 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12925 * config/i386/i386.c (override_options): Reject
12926 -mstringop-strategy=rep_8byte with -m32.
12927 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
12928 to 1. Do count comparison against epilogue_size_needed at compile
12929 time even when count_exp was constant forced into register. For
12930 size_needed don't jump to epilogue, instead just avoid aligning
12931 and invoke the body algorithm. If need_zero_guard, add zero guard
12932 even if count is non-zero, but smaller than size_needed + number of
12933 bytes that could be stored for alignment.
12934 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
12935 to 1. If need_zero_guard, add zero guard even if count is non-zero,
12936 but smaller than size_needed + number of bytes that could be stored
12937 for alignment. Compare size_needed with epilogue_size_needed instead
12938 of desired_align - align, don't adjust size_needed, pass
12939 epilogue_size_needed to the epilogue expanders.
12942 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
12944 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12946 * pa.c (last_address): Change to unsigned.
12947 (update_total_code_bytes): Change argument to unsigned. Don't
12948 check if insn addresses are set.
12949 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
12950 addresses are not set.
12951 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
12953 2009-01-09 Nick Clifton <nickc@redhat.com>
12955 * config/sh/symbian.c: Replace uses of DECL_INLINE with
12956 DECL_DECLARED_INLINE_P.
12958 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12960 PR middle-end/38347
12961 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
12962 GET_MODE (op0) in operand_subword_force calls.
12964 PR middle-end/38771
12965 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
12966 fold_convert arg0 operands to TREE_TYPE (op0) first.
12968 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
12970 * params.def (ira-max-conflict-table-size): Decrease default value
12973 2009-01-08 Jakub Jelinek <jakub@redhat.com>
12975 PR tree-optimization/37031
12976 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
12978 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
12979 allocate it using gc instead of heap, use VEC_quick_push instead of
12981 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
12982 instead of heap, use VEC_quick_push instead of VEC_safe_push.
12983 * tree-data-ref.h (struct access_matrix): Change matrix to gc
12984 allocated vector from heap allocated.
12985 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
12986 * tree-loop-linear.c (linear_transform_loops): Allocate nest
12987 vector only after perfect_loop_nest_depth call.
12989 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
12990 Jan Sjodin <jan.sjodin@amd.com>
12992 PR tree-optimization/38559
12993 * graphite.c (debug_value, copy_constraint,
12994 swap_constraint_variables, scale_constraint_variable, ): New.
12995 (get_lower_bound, get_upper_bound): Removed.
12996 (graphite_trans_bb_strip_mine): Clean up this code that works
12997 only for constant number of iterations. Fully copy upper and
12998 lower bound constraints, not only the constant part of them.
12999 * graphite.h (debug_value): Declared.
13001 2009-01-08 Ira Rosen <irar@il.ibm.com>
13003 PR tree-optimization/37194
13004 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
13005 Don't add the cost of cost model guard in prologue to scalar
13006 outside cost in case of known number of iterations.
13008 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
13009 Alan Modra <amodra@bigpond.net.au>
13011 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
13012 non-word-aligned REG+CONST addressing.
13014 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
13017 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
13018 free_after_compilation when outputting a thunk.
13019 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
13020 Do not call free_after_compilation here.
13022 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
13024 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
13025 (ix86_valid_target_attribute_inner_p): Ditto.
13027 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
13029 PR tree-optimization/38492
13030 PR tree-optimization/38498
13031 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
13032 * tree-chrec.h (scev_is_linear_expression): Declared.
13033 * graphite.c (graphite_cannot_represent_loop_niter): New.
13034 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
13035 (graphite_loop_normal_form): Use gcc_assert.
13036 (scan_tree_for_params): Use CASE_CONVERT.
13037 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
13038 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
13039 Use gcc_assert. Discard scops that contain unhandled cases.
13040 (build_scop_conditions): Return a boolean status for unhandled cases.
13041 (strip_mine_profitable_p): Print the loop number, not its depth.
13042 (is_interchange_valid): Pass the depth of the loop nest, don't
13043 recompute it wrongly.
13044 (graphite_trans_bb_block): Same.
13045 (graphite_trans_bb_block): Print tentative of loop blocking.
13046 (graphite_trans_scop_block): Do not print that the loop has been
13048 (graphite_transform_loops): Do not handle scops that contain condition
13051 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
13053 AVX Programming Reference (December, 2008)
13054 * config/i386/avxintrin.h (_mm256_stream_si256): New.
13055 (_mm256_stream_pd): Likewise.
13056 (_mm256_stream_ps): Likewise.
13058 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
13059 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
13060 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
13061 (bdesc_special_args): Add __builtin_ia32_movntdq256,
13062 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
13063 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
13064 (ix86_expand_special_args_builtin): Likewise.
13066 * config/i386/sse.md (AVXMODEDI): New.
13067 (avx_movnt<mode>): Likewise.
13068 (avx_movnt<mode>): Likewise.
13069 (<sse>_movnt<mode>): Remove AVX support.
13070 (sse2_movntv2di): Likewise.
13072 2009-01-07 Richard Guenther <rguenther@suse.de>
13074 PR middle-end/38751
13075 * fold-const.c (extract_muldiv): Remove obsolete comment.
13076 (fold_plusminus_mult_expr): Undo MINUS_EXPR
13077 to PLUS_EXPR canonicalization for the canonicalization.
13079 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
13081 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
13082 hosted cross-compilers generating less efficient code.
13084 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13086 * function.h (rtl_data): Add a dbr_scheduled_p field.
13087 * reorg.c (dbr_schedule): Set it.
13088 (gate_handle_delay_slots): Check it.
13089 * config/mips/mips.c (mips_base_delayed_branch): Delete.
13090 (mips_reorg): Check flag_delayed_branch instead of
13091 mips_base_delayed_branch.
13092 (mips_override_options): Don't set mips_base_delayed_branch
13093 or flag_delayed_branch.
13095 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13097 PR rtl-optimization/38426.
13098 * ira.c (ira): Set current_function_is_leaf earlier.
13100 2009-01-06 Jakub Jelinek <jakub@redhat.com>
13102 PR rtl-optimization/38722
13103 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
13104 too early, only set a flag and modify after last possible
13107 2009-01-06 Janis Johnson <janis187@us.ibm.com>
13110 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
13111 * real.c (decimal_single_format): Correct values of emin and emax.
13112 (decimal_double_format): Ditto.
13113 (decimal_quad_format): Ditto.
13114 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
13115 computation of DECnn_MIN and DECnn_MAX for corrected values of
13116 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
13117 __DECnn_MIN__, and adjust its computation for the corrected value
13120 2009-01-06 Jan Hubicka <jh@suse.cz>
13123 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
13125 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
13127 * doc/contrib.texi (Contributors): Slightly adjust the end note.
13128 Add Robert Clark to the list of testers.
13130 2009-01-06 Jan Hubicka <jh@suse.cz>
13131 Kai Tietz <kai.tietz@onevision.com>
13133 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
13134 * config/i386/i386.c (ix86_expand_call): Add clobbers.
13136 2009-01-06 Jan Hubicka <jh@suse.cz>
13137 Kai Tietz <kai.tietz@onevision.com>
13139 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
13141 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
13142 (ix86_nsaved_regs): Count only general purpose regs.
13143 (ix86_nsaved_sseregs): New.
13144 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
13145 to 16 for w64; compute padding and size of sse reg save area.
13146 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
13147 general purpose regs.
13148 (ix86_emit_save_sse_regs_using_mov): New.
13149 (ix86_expand_prologue): Save SSE regs if needed.
13150 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
13151 (ix86_emit_restore_sse_regs_using_mov): New.
13152 (ix86_expand_epilogue): Save SSE regs if needed.
13154 2009-01-06 Jan Hubicka <jh@suse.cz>
13155 Kai Tietz <kai.tietz@onevision.com>
13157 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
13158 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
13159 functions when accumulate outgoing args is off.
13161 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13164 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
13165 before using pseudos_have_intersected_live_ranges_p.
13167 * ira-int.h (ira_assert): Always define.
13169 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13171 AVX Programming Reference (December, 2008)
13172 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
13173 (_mm256_permute2_pd): Likewise.
13174 (_mm_permute2_ps): Likewise.
13175 (_mm256_permute2_ps): Likewise.
13176 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
13177 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
13179 * config/i386/i386.c (ix86_builtins): Remove
13180 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
13181 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
13182 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
13183 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
13184 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
13185 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
13186 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
13187 __builtin_ia32_vpermil2ps256.
13188 (ix86_init_mmx_sse_builtins): Updated.
13189 (ix86_expand_args_builtin): Likewise.
13191 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13193 * pa.c (output_call): Relocate non-jump insns in the delay slot of
13194 long absolute calls when generating PA 2.0 code.
13196 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
13198 PR rtl-optimization/38583
13199 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
13201 * params.def (ira-max-conflict-table-size): New.
13203 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
13205 * ira.h (ira_conflicts_p): New external definition.
13207 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
13208 table. Report this. Return result of building.
13209 (ira_build_conflicts): Use ira_conflicts_p. Check result of
13210 building conflict table.
13212 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
13213 (ira_color): Use ira_conflicts_p.
13215 * global.c: Include ira.h.
13216 (pseudo_for_reload_consideration_p, build_insn_chain): Use
13219 * Makefile.in (global.o): Add ira.h.
13221 * ira-build.c (mark_all_loops_for_removal,
13222 propagate_some_info_from_allocno): New.
13223 (remove_unnecessary_allocnos): Call
13224 propagate_some_info_from_allocno.
13225 (remove_low_level_allocnos): New.
13226 (remove_unnecessary_regions): Add parameter. Call
13227 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
13228 parameter to remove_unnecessary_regions.
13229 (ira_build): Remove all regions but root if the conflict table was
13230 not built. Update conflict hard regs for allocnos crossing calls.
13232 * ira.c (ira_conflicts_p): New global.
13233 (ira): Define and use ira_conflicts_p.
13235 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
13236 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
13237 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
13239 2009-01-06 Ben Elliston <bje@au.ibm.com>
13241 * gengtype-lex.l (YY_NO_INPUT): Define.
13243 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13246 * c-common.c (handle_vector_size_attribute): Also reject
13247 BOOLEAN_TYPE types.
13249 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
13251 PR tree-optimization/38492
13252 * graphite.c (rename_map_elt, debug_rename_elt,
13253 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
13254 rename_map_elt_info, eq_rename_map_elts,
13255 get_new_name_from_old_name, bb_in_sese_p): Moved around.
13256 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
13257 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
13258 (sese_build_livein_liveouts): New.
13259 (new_sese, free_sese): New.
13260 (new_scop): Call new_sese.
13261 (free_scop): Call free_sese.
13262 (rename_variables_from_edge, rename_phis_end_scop): Removed.
13263 (register_old_new_names): Renamed register_old_and_new_names.
13264 (register_scop_liveout_renames, add_loop_exit_phis,
13265 insert_loop_close_phis, struct igp,
13266 default_liveout_before_guard, add_guard_exit_phis,
13267 insert_guard_phis, copy_renames): New.
13268 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
13269 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
13270 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
13271 (scop_adjust_phis_for_liveouts): New.
13272 (gloog): Call scop_adjust_phis_for_liveouts.
13274 * graphite.h (struct sese): Documented. Added fields liveout,
13275 num_ver and livein.
13276 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
13277 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
13278 (struct scop): Added field liveout_renames.
13279 (SCOP_LIVEOUT_RENAMES): New.
13281 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13283 PR tree-optimization/38510
13284 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
13285 (translate_clast): Call recompute_all_dominators before
13287 (gloog): Call recompute_all_dominators before graphite_verify.
13289 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13290 Jan Sjodin <jan.sjodin@amd.com>
13292 PR tree-optimization/38500
13293 * graphite.c (create_sese_edges): Call fix_loop_structure after
13296 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13298 * config.gcc: Add m32r*-*-rtems*.
13299 * config/m32r/rtems.h: New file.
13301 2009-01-05 Ben Elliston <bje@au.ibm.com>
13303 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
13304 (.po.pox): Likewise.
13305 (po/gcc.pot): Likewise.
13307 2009-01-04 David S. Miller <davem@davemloft.net>
13309 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
13310 (STARTING_FRAME_OFFSET): Always set to zero.
13312 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13314 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
13315 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
13316 fixed-point types, and vectors of the same.
13318 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13320 * config/mips/sync.md (*mb_barrier): Rename to...
13321 (*memory_barrier): ...this.
13323 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
13325 * doc/extend.texi (Function Attributes): Move @cindex after @item
13326 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
13327 and put in alphabetical order. Fix 'target' name and put in order.
13328 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
13331 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
13333 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
13334 (memory_barrier): Expand as unspec instead of unspec_volatile.
13335 Remove mem:BLK from insn operands. Use Pmode scratch register.
13336 (*memory_barrier): Define as unspec instead of unspec_volatile.
13337 Use (match_dup 0) as input operand.
13339 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
13340 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
13341 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
13342 scratch register. Remove operand 1.
13343 (*stbar): Define as unspec instead of unspec_volatile.
13344 Use (match_dup 0) as input operand, remove (const_int 8).
13345 (*membar): Define as unspec instead of unspec_volatile.
13346 Use (match_dup 0) as input operand, remove input operand 2.
13348 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
13349 (memory_barrier): Expand as unspec instead of unspec_volatile.
13350 Remove mem:BLK from insn operands. Use Pmode scratch register.
13351 (*memory_barrier): Define as unspec instead of unspec_volatile.
13352 Use (match_dup 0) as input operand.
13354 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
13355 Remove mem:BLK from insn operands. Use Pmode scratch register.
13356 Set volatile flag on operand 0.
13357 (*memory_barrier): New insn pattern.
13359 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
13361 (*memory_barrier): Use (match_dup 0) as input operand.
13363 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
13364 Remove mem:BLK from insn operands. Use Pmode scratch register.
13365 Set volatile flag on operand 0.
13366 (*mb_internal): New insn pattern.
13368 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
13370 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13372 PR middle-end/38586
13373 * function.c (struct temp_slot): Move to the section of the file
13374 that deals with temp slots. Remove field 'address'.
13375 (temp_slot_address_table): New hash table of address -> temp slot.
13376 (struct temp_slot_address_entry): New struct, items for the table.
13377 (temp_slot_address_compute_hash, temp_slot_address_hash,
13378 temp_slot_address_eq, insert_temp_slot_address): Support functions
13380 (find_temp_slot_from_address): Rewrite to use the new hash table.
13381 (remove_unused_temp_slot_addresses): Remove addresses of temp
13382 slots that have been made available.
13383 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
13384 worker function for remove_unused_temp_slot_addresses.
13385 (assign_stack_temp_for_type): Don't clear the temp slot address list.
13386 Add the temp slot address to the address -> temp slot map.
13387 (update_temp_slot_address): Update via insert_temp_slot_address.
13388 (free_temp_slots): Call remove_unused_temp_slot_addresses.
13389 (pop_temp_slots): Likewise.
13390 (init_temp_slots): Allocate the address -> temp slot map, or empty
13391 the map if it is already allocated.
13392 (prepare_function_start): Initialize temp slot processing.
13394 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13396 PR middle-end/38584
13397 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
13398 Calculate the size of all stack vars assuming no packing of stack
13399 vars will happen, replacing a quadratic algorithm with a linear one.
13401 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13404 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
13407 2009-01-03 Diego Novillo <dnovillo@google.com>
13409 * doc/contrib.texi: Update contributions.
13411 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13414 * builtins.c (fold_builtin_memory_op): Give up if either operand
13415 is volatile. Set srctype or desttype to non-qualified version
13419 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
13420 and FUNCTION_DECLs.
13422 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
13424 PR rtl-optimization/35805
13425 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
13426 problem if fast dce is able to remove any instructions.
13427 * dce.c (dce_process_block): Fix dump message.
13429 2009-01-02 Mark Mitchell <mark@codesourcery.com>
13432 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
13434 2009-01-02 Jakub Jelinek <jakub@redhat.com>
13436 PR middle-end/38690
13437 * tree-flow.h (op_code_prio, op_prio): New prototypes.
13438 * tree-pretty-print.c (op_code_prio): New function.
13439 (op_prio): No longer static. Use op_code_prio.
13440 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
13441 Use op_prio and op_code_prio to determine if () should be
13442 printed around operand(s) or not.
13444 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
13445 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
13446 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
13447 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
13448 pp_character instead of pp_string for single letter printing.
13450 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
13452 * doc/extend.texi: Fix '#pragma GCC option' typo.
13454 2009-01-02 Richard Guenther <rguenther@suse.de>
13456 * doc/install.texi (--enable-checking): Mention different
13457 default for stage1.
13458 (--enable-stage1-checking): Document.
13460 2009-01-01 Andrew Pinski <pinskia@gmail.com>
13462 PR middle-end/30142
13463 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
13464 case to be an error.
13466 2009-01-02 Ben Elliston <bje@au.ibm.com>
13468 * config/fp-bit.h (pack_d): Constify argument.
13469 * config/fp-bit.c (makenan): Constify return type. Remove casts.
13470 (isnan): Constify argument.
13472 (iszero): Likewise.
13473 (pack_d): Likewise.
13474 (_fpadd_parts): Constify return type.
13475 (_fpmul_parts): Likewise.
13476 (_fpdiv_parts): Likewise.
13478 2009-01-01 Jakub Jelinek <jakub@redhat.com>
13481 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
13482 warn about overwriting initializer with side-effects or
13483 -Woverride-init if !IMPLICIT.
13484 (output_init_element): Likewise. Pass IMPLICIT down to
13486 (process_init_element): Add IMPLICIT argument. Pass it down
13487 to output_init_element.
13488 (push_init_element, pop_init_level, set_designator): Adjust
13489 process_init_element callers.
13490 (set_nonincremental_init, set_nonincremental_init_from_string):
13491 Adjust add_pending_init callers.
13492 (output_pending_init_elements): Adjust output_init_element callers.
13493 * c-tree.h (process_init_element): Adjust prototype.
13494 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
13495 process_init_element callers.
13498 Copyright (C) 2009 Free Software Foundation, Inc.
13500 Copying and distribution of this file, with or without modification,
13501 are permitted in any medium without royalty provided the copyright
13502 notice and this notice are preserved.