1 2009-05-27 Tom Tromey <tromey@redhat.com>
3 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5 2009-05-27 Ian Lance Taylor <iant@google.com>
7 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
9 (ALL_LINKERFLAGS): Define.
10 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
11 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
16 (build/gcov-iov$(build_exeext)): Likewise.
18 2009-05-27 Julian Brown <julian@codesourcery.com>
20 * gcse.c (target.h): Include.
21 (can_assign_to_reg_without_clobbers_p): Check that the target allows
22 copy of argument to a pseudo register.
24 2009-05-27 Diego Novillo <dnovillo@google.com>
26 * tree-ssa-live.c (dump_scope_block): Document arguments.
27 (dump_scope_blocks): Document.
28 (debug_scope_blocks): New.
29 * tree-flow.h (debug_scope_blocks): Declare.
31 2009-05-21 Denis Chertykov <denisc@overta.ru>
33 * doc/contrib.texi (Contributors): add myself to the list.
35 2009-05-28 Olivier Hainque <hainque@adacore.com>
37 * expr.c (target_align): New function. Alignment the TARGET of an
38 assignment may be assume to have.
39 (highest_pow2_factor_for_target): Use it instead of relying on
40 immediate tree attributes of TARGET, not necessarily honored when
41 intermediate bitfields are involved.
43 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
46 * config/i386/driver-i386.c (host_detect_local_cpu): Support
47 AVX, SSE4, AES, PCLMUL and POPCNT.
49 2009-05-27 Diego Novillo <dnovillo@google.com>
51 * tree-pretty-print.c (dump_location): New.
52 (dump_generic_node): Call it.
53 Factor code to handle BLOCK nodes ...
54 (dump_block_node): ... here.
56 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
58 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h with
60 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
62 * gcc-plugin.h: Include config.h and system.h.
63 (IN_GCC): Define if not defined.
65 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
68 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
71 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
73 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
75 * config/m32r/m32r.h: Ditto.
76 * config/m32r/m32r.md: Ditto.
77 * config/m32r/predicates.md: Ditto.
79 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
81 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
83 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
86 (Loading plugins): typo.
87 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
88 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
89 (Interacting with the GCC Garbage Collector): Added new section.
90 (Giving information about a plugin): Added new section for
92 * testsuite/gcc.dg/plugin/plugin.exp: Added ggcplug.c test plugin
93 with ggcplug-test-1.c for testing PLUGIN_GGC_MARKING etc...
94 * testsuite/gcc.dg/plugin/ggcplug-test-1.c: Added new file.
95 * testsuite/gcc.dg/plugin/ggcplug.c: Added new file.
96 * ggc.h (ggc_register_root_tab): Added declaration.
97 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
98 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
99 (register_callback): Improved comment in declaration.
100 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for
102 (extra_root_vec) Added static variable for dynamic roots
104 (ggc_register_root_tab) Added new routine.
105 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
106 PLUGIN_GGC_MARKING event.
107 * ggc-zone.c: Include plugin.h.
108 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
109 * ggc-page.c: Include plugin.h.
110 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
111 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
112 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
113 (register_callback): check lack of callbacks for
114 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
115 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
116 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
117 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
118 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
119 dependency on plugin.h.
120 (plugin.o): Added dependency on ggc.h...
122 2009-05-26 Richard Guenther <rguenther@suse.de>
126 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
127 with mismatched comparison modes.
129 * expr.c (expand_expr_real_1): Expand the operand of a
130 VIEW_CONVERT_EXPR in its natural mode.
132 2009-05-26 Ian Lance Taylor <iant@google.com>
134 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
135 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
136 (ALL_COMPILERFLAGS): Define.
137 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
138 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
139 (collect2$(exeext), collect2.o): Likewise.
140 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
141 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
142 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
143 (libbackend.o, intl.o, cppdefault.o): Likewise.
144 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
145 (build/%.o): Use $(COMPILER_FOR_BUILD).
146 (build/gen%$(build_exeext)): Likewise.
147 (build/gcov-iov$(build_exeext)): LIkewise.
148 * config/t-darwin (darwin.o): Use $(COMPILER).
149 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
150 * config/t-sol2 (sol2-c.o): Likewise.
152 * config/t-vxworks (vxworks.o): Likewise.
153 * config/x-darwin (host-darwin.o): Likewise.
154 * config/x-hpux (host-hpux.o): Likewise.
155 * config/x-linux (host-linux.o): Likewise.
156 * config/x-solaris (host-solaris.o): Likewise.
157 * config/alpha/x-alpha (driver-alpha.o): Likewise.
158 * config/arm/t-arm (arm-c.o): Likewise.
159 * config/arm/t-pe (pe.o): Likewise.
160 * config/arm/t-wince-pe (pe.o): Likewise.
161 * config/i386/t-cygming (winnt.o): Likewise.
162 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
163 * config/i386/t-cygwin (cygwin1.o): Likewise.
164 (cygwin2.o): Likewise.
165 * config/i386/t-i386 (i386-c.o): Likewise.
166 * config/i386/t-interix (winnt.o): Likewise.
167 * config/i386/t-netware (netware.o): Likewise.
168 * config/i386/t-nwld (nwld.o): Likewise.
169 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
170 * config/i386/x-i386 (driver-i386.o): Likewise.
171 * config/i386/x-cygwin (host-cygwin.o): Likewise.
172 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
173 * config/ia64/t-ia64 (ia64-c.o): Likewise.
174 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
175 * config/mips/x-native (driver-native.o): Likewise.
176 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
177 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
178 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
179 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
180 * config/score/t-score-elf (score7.o): Likewise.
181 (score3.o): Likewise.
182 * config/sh/t-sh (sh-c.o): Likewise.
183 * config/sh/t-symbian (sh-c.o): Likewise.
184 (symbian.o): Likewise.
185 * config/spu/t-spu-elf (spu-c.o): Likewise.
186 * config/v850/t-v850 (v850-c.o): Likewise.
187 * config/v850/t-v850e (v850-c.o): Likewise.
189 2009-05-26 Richard Guenther <rguenther@suse.de>
191 PR tree-optimization/40122
192 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
193 VECTOR_CSTs if possible.
194 (fold_gimple_assign): Likewise.
196 2009-05-26 Richard Guenther <rguenther@suse.de>
199 * fold-const.c (fold_binary): Use the correct types for building
202 2009-05-26 Richard Guenther <rguenther@suse.de>
204 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
205 redundant calls to merge_alias_info.
206 (bump_vector_ptr): Likewise.
207 * tree-ssa-copy.c (merge_alias_info): Remove.
208 (replace_exp_1): Remove call to merge_alias_info.
209 (propagate_tree_value): Likewise.
210 (fini_copy_prop): Propagate points-to info.
211 * tree-flow.h (merge_alias_info): Remove.
213 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
215 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
217 2009-05-25 Jan Hubicka <jh@suse.cz>
219 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
220 * cgraph.h (struct inline_summary): New filed self_wize,
221 size_inlining_benefit, self_time and time_inlining_benefit.
222 (struct cgraph_global_info): Replace insns by time ans size fields.
223 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
224 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
225 (ipcp_update_callgraph): Do not touch function bodies.
226 * ipa-inline.c: Include except.h
227 (MAX_TIME): New constant.
228 (overall_insns): Remove.
230 (overall_size, max_benefit): New static variables.
231 (cgraph_estimate_time_after_inlining): New function.
232 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
233 (cgraph_clone_inlined_nodes): Update size.
234 (cgraph_mark_inline_edge): Update size.
235 (cgraph_estimate_growth): Use size info.
236 (cgraph_check_inline_limits): Check size.
237 (cgraph_default_inline_p): Likewise.
238 (cgraph_edge_badness): Compute badness based on benefit and size cost.
239 (cgraph_decide_recursive_inlining): Check size.
240 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
242 (cgraph_decide_inlining): Likewise.
243 (cgraph_decide_inlining_incrementally): Likewise; honor
244 PARAM_EARLY_INLINING_INSNS.
245 (likely_eliminated_by_inlining_p): New predicate.
246 (estimate_function_body_sizes): New function.
247 (compute_inline_parameters): Use it.
248 * except.c (must_not_throw_labels): New function.
249 * except.h (must_not_throw_labels): Declare.
250 * tree-inline.c (init_inline_once): Kill inlining_weigths
251 * tree-ssa-structalias.c: Avoid uninitialized warning.
252 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
253 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
254 (PARAM_INLINE_CALL_COST): Remove.
255 (PARAM_EARLY_INLINING_INSNS): New.
257 2009-05-25 Richard Guenther <rguenther@suse.de>
259 PR tree-optimization/36327
260 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
261 callback for reference translation or lookup at the point
263 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
264 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
265 for union COMPONENT_REFs.
266 (vn_reference_lookup_3): New callback. Lookup from memset
267 and CONSTRUCTOR assignment, translate through struct copies.
268 (vn_reference_lookup_pieces): Make sure to not free the
269 passed operands array. Adjust walk_non_aliased_vuses call.
270 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
271 make sure we do not leak memory.
273 2009-05-25 Richard Guenther <rguenther@suse.de>
275 * tree-ssa-alias.h (dump_points_to_solution): Declare.
276 * tree-inline.c (expand_call_inline): Reset the escaped and
278 * tree-ssa-structalias.c (pass_build_ealias): New.
279 * tree-pass.h (pass_build_ealias): Declare.
280 * passes.c (init_optimization_passes): Add PTA during
282 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
283 and CALLUSED solutions.
284 (dump_points_to_solution): New function, split out from ...
285 (dump_points_to_info_for): ... here.
286 * tree-parloops.c (parallelize_loops): Reset the escaped and
289 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
292 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
293 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
295 2009-05-25 Ira Rosen <irar@il.ibm.com>
297 PR tree-optimization/40238
298 * tree-vect-stmts.c (vect_init_vector): Insert initialization
299 statements after basic block's labels.
300 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
301 to free the allocated memory.
303 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
305 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
306 return address with a USE.
308 2009-05-24 Richard Guenther <rguenther@suse.de>
311 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
312 array type from the main variant of the inner type.
314 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
316 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
317 definition to bool (from int) to un-break build.
318 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
320 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
322 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
323 discard_stmt_changes): Delete.
324 * tree-ssa-operands.c (scb_stack): Delete.
325 (init_ssa_operands): Do not initialize it.
326 (fini_ssa_operands): Do not free it.
327 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
329 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
330 update_stmt, remove the others. Fix comments.
331 * tree-dfa.c (optimize_stack_restore): Likewise.
332 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
333 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
334 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
335 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
337 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
338 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
339 (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan.
340 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
341 (stmts_to_rescan): Change item type to gimple.
342 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
344 2009-05-24 Ira Rosen <irar@il.ibm.com>
346 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
347 * tree-pass.h (pass_slp_vectorize): New pass.
348 * params.h (SLP_MAX_INSNS_IN_BB): Define.
349 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
350 * tree-vectorizer.c (timevar.h): Include.
351 (user_vect_verbosity_level): Declare.
352 (vect_location): Fix comment.
353 (vect_set_verbosity_level): Update user_vect_verbosity_level
354 instead of vect_verbosity_level.
355 (vect_set_dump_settings): Add an argument. Ignore user defined
356 verbosity if dump flags require higher level of verbosity. Print to
357 stderr only for loop vectorization.
358 (vectorize_loops): Update call to vect_set_dump_settings.
359 (execute_vect_slp): New function.
360 (gate_vect_slp): Likewise.
361 (struct gimple_opt_pass pass_slp_vectorize): New.
362 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
364 (vec_info_for_bb): New function.
365 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
366 (VECTORIZATION_ENABLED): New macro.
367 (SLP_ENABLED, SLP_DISABLED): Likewise.
368 (vect_is_simple_use): Add bb_vec_info argument.
369 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
370 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
371 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
372 vect_schedule_slp, vect_analyze_slp): Likewise.
373 (vect_analyze_stmt): Add slp_tree argument.
374 (find_bb_location): Declare.
375 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
376 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
377 (vect_analyze_loop_operations, vect_analyze_loop,
378 get_initial_def_for_induction, vect_create_epilog_for_reduction,
379 vect_finalize_reduction, vectorizable_reduction,
380 vectorizable_live_operation, vect_transform_loop): Likewise.
381 * tree-data-ref.c (dr_analyze_innermost): Update comment,
382 skip evolution analysis if analyzing a basic block.
383 (dr_analyze_indices): Likewise.
384 (initialize_data_dependence_relation): Skip the test whether the
385 object is invariant for basic blocks.
386 (compute_all_dependences): Skip dependence analysis for data
387 references in basic blocks.
388 (find_data_references_in_stmt): Don't fail in case of invariant
389 access in basic block.
390 (find_data_references_in_bb): New function.
391 (find_data_references_in_loop): Move code to
392 find_data_references_in_bb and add a call to it.
393 (compute_data_dependences_for_bb): New function.
394 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
395 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
397 (vect_analyze_data_ref_dependence): Check for interleaving in case of
398 unknown dependence in basic block and fail in case of dependence in
400 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
401 dependence instances from either loop or basic block vectorization
403 (vect_compute_data_ref_alignment): Check if it is loop vectorization
404 before calling nested_in_vect_loop_p.
405 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
406 dependence instances from either loop or basic block vectorization
408 (vect_verify_datarefs_alignment): Likewise.
409 (vect_enhance_data_refs_alignment): Adjust function calls.
410 (vect_analyze_data_refs_alignment): Likewise.
411 (vect_analyze_group_access): Fix printing. Skip different checks if
412 DR_STEP is 0. Keep strided stores either in loop or basic block
413 vectorization data structure. Fix indentation.
414 (vect_analyze_data_ref_access): Fix comments, allow zero step in
416 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
417 dependence instances from either loop or basic block vectorization
419 (vect_analyze_data_refs): Update comment. Call
420 compute_data_dependences_for_bb to analyze basic blocks.
421 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
422 case of loop vectorization. In case of basic block vectorization use
423 data-ref itself as a base.
424 (vect_create_data_ref_ptr): In case of basic block vectorization:
425 don't advance the pointer, add new statements before the current
426 statement. Adjust function calls.
427 (vect_supportable_dr_alignment): Support only aligned accesses in
428 basic block vectorization.
429 * common.opt (ftree-slp-vectorize): New flag.
430 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
431 (vect_pattern_recog_1): Likewise.
432 * tree-vect-stmts.c (process_use): Likewise.
433 (vect_init_vector): Add new statements in the beginning of the basic
434 block in case of basic block SLP.
435 (vect_get_vec_def_for_operand): Adjust function calls.
436 (vect_finish_stmt_generation): Likewise.
437 (vectorizable_call): Add assert that it is loop vectorization, adjust
439 (vectorizable_conversion, vectorizable_assignment): Likewise.
440 (vectorizable_operation): In case of basic block SLP, take
441 vectorization factor from statement's type and skip the relevance
442 check. Adjust function calls.
443 (vectorizable_type_demotion): Add assert that it is loop
444 vectorization, adjust function calls.
445 (vectorizable_type_promotion): Likewise.
446 (vectorizable_store): Check for outer loop only in case of loop
447 vectorization. Adjust function calls. For basic blocks, skip the
448 relevance check and don't advance pointers.
449 (vectorizable_load): Likewise.
450 (vectorizable_condition): Add assert that it is loop vectorization,
451 adjust function calls.
452 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
453 that it is not reduction, get vector type, call only supported
454 functions, skip loop specific parts.
455 (vect_transform_stmt): Check for outer loop only in case of loop
457 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
458 (vect_is_simple_use): Fix comment, add new argument, fix conditions
459 for external definition.
460 * passes.c (pass_slp_vectorize): New pass.
461 * tree-vect-slp.c (find_bb_location): New function.
462 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
463 check for patterns only in loops.
464 (vect_build_slp_tree): Add argument, adjust function calls, fail in
465 case of multiple types in basic block SLP.
466 (vect_mark_slp_stmts_relevant): New function.
467 (vect_supported_load_permutation_p): Fix comment.
468 (vect_analyze_slp_instance): Add argument. In case of basic block
469 SLP, take vectorization factor from statement's type, check that
470 unrolling factor is 1. Adjust function call. Save SLP instance in
471 either loop or basic block vectorization structure. Return FALSE,
473 (vect_analyze_slp): Add argument. Get strided stores groups from
474 either loop or basic block vectorization structure. Return FALSE
475 if basic block SLP failed.
476 (new_bb_vec_info): New function.
477 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
478 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
479 (vect_schedule_slp): Add argument. Get SLP instances from either
480 loop or basic block vectorization structure. Set vectorization factor
481 to be 1 for basic block SLP.
482 (vect_slp_transform_bb): New function.
483 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
485 2009-05-23 Mark Mitchell <mark@codesourcery.com>
487 * final.c (shorten_branches): Do not align labels for jump tables.
488 (final_scan_insn): Use JUMP_TABLE_DATA_P.
490 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
492 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
493 Remove outdated reference to flow.c and fix nits.
494 * doc/gccint.texi: Tweak RTL description.
495 * doc/rtl.texi: Likewise.
497 2009-05-23 Denis Chertykov <chertykov@gmail.com>
499 * config/avr/avr.c: Change my email address.
500 * config/avr/avr.h: Likewise.
501 * config/avr/avr.md: Likewise.
502 * config/avr/avr-protos.h: Likewise.
503 * config/avr/libgcc.S: Likewise.
505 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
507 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
508 (spu_split_load, spu_split_store): Change return type to int.
509 (spu_split_convert): Declare.
510 * config/spu/predicates.md (spu_mem_operand): Remove.
511 (spu_mov_operand): Update.
512 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
513 * config/spu/spu.c (regno_aligned_for_load): Remove.
514 (reg_aligned_for_addr, spu_expand_load): Define.
515 (spu_expand_extv): Reimplement and handle MEM.
516 (spu_expand_insv): Handle MEM.
517 (spu_sched_reorder): Handle insn's with length 0.
518 (spu_legitimate_address_p): Reimplement.
519 (store_with_one_insn_p): Return TRUE for any mode with size
520 larger than 16 bytes.
521 (address_needs_split): Define.
522 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
524 (spu_convert_move): Define.
525 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
526 (spu_split_store): Change all MEM's to TImode.
527 (spu_init_expanders): Preallocate registers that correspond to
528 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
530 (spu_split_convert): Define.
531 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
532 (_move<mode>, _movdi, _movti): Update predicate and condition.
533 (load, store): Change to define_split.
534 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
536 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
537 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
538 define_insn_and_split of lshr<mode>3.
539 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
540 (<v>ashr<mode>3_imm): Define.
541 (extv, extzv, insv): Allow MEM operands.
542 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
543 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
544 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
545 (_spu_convert2): Change to define_insn_and_split and remove the
546 corresponding define_peephole2.
547 (stack_protect_set, stack_protect_test, stack_protect_test_si):
548 Change predicates to memory_operand.
550 2009-05-22 Mark Mitchell <mark@codesourcery.com>
552 * config/arm/thumb2.md: Add 16-bit multiply instructions.
554 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
556 PR tree-optimization/40219
557 * tree.c (iterative_hash_expr): Make sure the builtin function is
558 a normal builtin function and not a front end or back end builtin
559 before indexing into the built_in_decls array.
561 2009-05-22 Richard Guenther <rguenther@suse.de>
564 * alias.c (write_dependence_p): Do not use TBAA for answering
565 anti-dependence or output-dependence.
566 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
567 (emit_pointer_definition): Remove.
568 (emit_alias_warning): Likewise.
569 (find_what_var_points_to): Remove TBAA pruning code.
570 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
572 (compute_points_to_sets): Remove code computing the set of
573 dereferenced pointers.
574 * tree-data-ref.c (dr_may_alias_p): Properly use the split
575 oracle for querying anti and output dependencies.
576 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
577 if TBAA may be applied.
578 (refs_anti_dependent_p): New function.
579 (refs_output_dependent_p): Likewise.
580 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
581 (refs_output_dependent_p): Likewise.
582 * doc/tree-ssa.texi (Memory model): New section.
583 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
584 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
585 * cfgexpand.c (expand_gimple_basic_block): Do not handle
586 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
587 * expr.c (expand_expr_real_1): Likewise.
588 * gimple-low.c (lower_stmt): Likewise.
589 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
590 (dump_gimple_cdt): Remove.
591 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
592 (gimple_size): Likewise.
593 (walk_gimple_op): Likewise.
594 (is_gimple_stmt): Likewise.
595 (walk_stmt_load_store_addr_ops): Likewise.
596 (gimple_build_cdt): Remove.
597 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
598 * gimple.h (gimple_cdt_new_type): Remove.
599 (gimple_cdt_new_type_ptr): Likewise.
600 (gimple_cdt_set_new_type): Likewise.
601 (gimple_cdt_location): Likewise.
602 (gimple_cdt_location_ptr): Likewise.
603 (gimple_cdt_set_location): Likewise.
604 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
605 * tree-cfg.c (remove_useless_stmts_1): Do not handle
606 GIMPLE_CHANGE_DYNAMIC_TYPE.
607 (verify_types_in_gimple_stmt): Likewise.
608 * tree-inline.c (estimate_num_insns): Likewise.
609 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
610 (copy_decl_to_var): Likewise.
611 (copy_result_decl_to_var): Likewise.
612 * tree-pretty-print.c (dump_generic_node): Do not handle
613 CHANGE_DYNAMIC_TYPE_EXPR.
614 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
615 * tree-ssa-operands.c (get_expr_operands): Likewise.
616 * tree-ssa-structalias.c (struct variable_info): Remove
617 no_tbaa_pruning member.
618 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
619 (unify_nodes): Do not copy it.
620 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
621 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
622 (set_uids_in_ptset): Do not check it.
623 (find_what_var_points_to): Likewise.
624 (compute_tbaa_pruning): Remove.
625 (compute_points_to_sets): Do not call it.
626 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
627 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
628 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
629 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
630 (DECL_NO_TBAA_P): Likewise.
631 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
632 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
633 (expand_omp_atomic_pipeline): Do not set it.
634 * print-tree.c (print_node): Do not dump it.
635 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
638 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
641 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
644 2009-05-22 Mark Mitchell <mark@codesourcery.com>
646 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
649 2009-05-22 Ben Elliston <bje@au.ibm.com>
651 * Makefile.in (bversion.h, s-bversion): New targets.
652 (TOPLEV_H): Add bversion.h.
653 * toplev.h: Include "bversion.h".
654 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
655 the __format__ attribute only if compiling with the same version
656 of GCC as the sources (the "build version").
658 2009-05-22 Ben Elliston <bje@au.ibm.com>
660 * c-format.c (handle_format_attribute): Fix comment typo.
662 2009-05-21 Steve Ellcey <sje@cup.hp.com>
665 * config/ia64/ia64.opt (mfused-madd): New.
666 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
667 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
668 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
669 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
670 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
671 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
672 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
673 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
674 instruction if !TARGET_FUSED_MADD.
675 (fpma, fpms): Remove colon from name.
677 2009-05-22 Richard Guenther <rguenther@suse.de>
679 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
680 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
681 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
683 (create_expression_by_pieces): Only convert if necessary.
684 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
685 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
687 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
689 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
690 regular pattern from a template and rename it ...
691 (*extzv_truncsi_exts): ... to this.
693 2009-05-21 Richard Guenther <rguenther@suse.de>
695 * cgraph.h (struct cgraph_node): Remove inline_decl member.
696 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
697 (cgraph_default_inline_p): Likewise.
698 (cgraph_decide_inlining_incrementally): Likewise.
700 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
701 Uros Bizjak <ubizjak@gmail.com>
703 * config/i386/cpuid.h (bit_MOVBE): New.
705 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
707 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
708 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
709 (ix86_handle_option): Handle OPT_mmovbe.
710 (ix86_target_string): Add -mmovbe.
711 (pta_flags): Add PTA_MOVBE.
712 (processor_alias_table): Add PTA_MOVBE to "atom".
713 (override_options): Handle PTA_MOVBE.
715 * config/i386/i386.h (TARGET_MOVBE): New.
717 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
718 (*bswapsi_movbe): New.
719 (*bswapdi_movbe): Likewise.
720 (bswapdi2): Renamed to ...
722 (bswapdi2): New expander.
724 * config/i386/i386.opt (mmovbe): New.
726 * doc/invoke.texi: Document -mmovbe.
728 2009-05-21 Taras Glek <tglek@mozilla.com>
730 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
731 * gcc-plugin.h (plugin_init): Updated signature.
732 * gcc-plugin.h (plugin_name_args): Moved to this header.
733 * doc/plugins.texi (plugin_init): Updated documention to reflect
735 * doc/plugins.texi (plugin_name_args): Added to documention.
737 2009-05-21 Mark Mitchell <mark@codesourcery.com>
739 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
740 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
742 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
744 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
745 JUMP_TABLE_DATA_P predicates where applicable.
746 * config/i386/predicates.md: Ditto.
747 * config/i386/sse.md: Ditto.
749 2009-05-21 Jakub Jelinek <jakub@redhat.com>
751 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
752 operand2 -128 override length_immediate attribute to 1.
753 * config/i386/predicates.md (constm128_operand): New predicate.
755 * config/i386/i386.c (memory_address_length): Handle %r12
756 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
758 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
759 mode look through optional ZERO_EXTEND and SUBREG.
760 * config/i386/i386.md (R12_REG): New define_constant.
761 (prefix_data16): For sse unit set also for MODE_TI insns.
762 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
763 insns set if operand 1 is ext_QIreg_operand.
764 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
765 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
767 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
768 mode from MODE_DI to MODE_SI.
769 (movdi_1_rex64): Override modrm and length_immediate attributes
770 only for movabs (TYPE_IMOV, alternative 2).
771 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
772 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
773 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
774 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
775 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
776 prefix_rex attribute if DImode.
777 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
778 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
779 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
780 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
781 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
782 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
783 Likewise. For TYPE_IMOV clear length_immediate attribute.
784 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
785 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
786 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
787 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
788 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
789 or one operand TYPE_ISHIFT.
790 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
791 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
792 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
793 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
794 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
795 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
796 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
797 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
798 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
799 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
800 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
801 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
802 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
803 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
804 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
805 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
806 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
807 set mode attribute, don't override length attribute.
808 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
810 (return_internal_long): Set length attribute to 2 instead of 1.
811 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
812 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
813 prefix_rex attribute.
814 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
816 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
818 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
820 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
822 2009-05-20 Ian Lance Taylor <iant@google.com>
824 * tree.c (build_tree_list_vec_stat): New function.
825 (ctor_to_vec): New function.
826 (build_nt_call_vec): New function.
827 (build_call_array): Change args to be a const pointer.
828 (build_call_vec): New function.
829 * tree.h (build_nt_call_vec): Declare.
830 (build_tree_list_vec_stat): Declare.
831 (build_tree_list_vec): Define.
832 (build_call_array): Update declaration.
833 (build_call_vec): Declare.
834 (ctor_to_vec): Declare.
835 * c-common.c (tree_vector_cache): New static variable.
836 (make_tree_vector): New function.
837 (release_tree_vector): New function.
838 (make_tree_vector_single): New function.
839 (make_tree_vector_copy): New function.
840 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
841 (make_tree_vector_single, make_tree_vector_copy): Declare.
842 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
843 (c_parser_expr_list): Don't manage cache here, instead call
845 (c_parser_release_expr_list): Remove static function.
846 (c_parser_vec_to_tree_list): Remove static function.
847 (c_parser_attributes): Call build_tree_list_vec instead of
848 c_parser_vec_to_tree_list. Call release_tree_vector instead of
849 c_parser_release_expr_list.
850 (c_parser_postfix_expression_after_primary): Likewise.
851 (c_parser_objc_keywordexpr): Likewise.
853 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
855 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
856 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
857 TARGET_CONVERT_TO_TYPE.
858 * hooks.c (hook_tree_const_tree_null): Define.
859 * hooks.h (hook_tree_const_tree_null): Declare.
860 * target.h (struct gcc_target): Add invalid_parameter_type,
861 invalid_return_type, promoted_type, and convert_to_type fields.
862 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
863 (TARGET_INVALID_RETURN_TYPE): Define.
864 (TARGET_PROMOTED_TYPE): Define.
865 (TARGET_CONVERT_TO_TYPE): Define.
866 (TARGET_INITIALIZER): Update for new fields.
867 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
868 (grokparms): Check targetm.invalid_parameter_type.
869 * c-typeck.c (default_conversion): Check targetm.promoted_type.
870 * c-convert.c (convert): Check targetm.convert_to_type.
872 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
874 * config/mips/mips.md (*extenddi_truncate<mode>,
875 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
877 (*extendhi_truncateqi): New define_insn_and_sptit.
879 2009-05-20 Jakub Jelinek <jakub@redhat.com>
882 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
883 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
885 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
887 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
888 the operand of VIEW_CONVERT_EXPR.
890 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
892 * config/i386/driver-i386.c (host_detect_local_cpu): Check
893 extended family and model for Intel processors. Support Intel
896 2009-05-20 Olivier Hainque <hainque@adacore.com>
898 * gstab.h (stab_code_type): Define, to be used instead of the
899 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
901 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
902 occurrences by stab_code_type.
903 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
905 2009-05-20 Martin Jambor <mjambor@suse.cz>
907 * tree-flow.h (insert_edge_copies_seq): Undeclare.
908 (sra_insert_before): Likewise.
909 (sra_insert_after): Likewise.
910 (sra_init_cache): Likewise.
911 (sra_type_can_be_decomposed_p): Likewise.
912 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
913 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
914 (sra_insert_before): Likewise.
915 (sra_insert_after): Likewise.
916 (sra_init_cache): Likewise.
917 (insert_edge_copies_seq): Made static and moved upwards.
919 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
922 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
924 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
925 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
928 2009-05-20 Richard Guenther <rguenther@suse.de>
930 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
931 with mismatched comparison modes.
933 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
935 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
936 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
937 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
938 with shifts for Thumb2.
939 (orsi_notsi): New for orn.
940 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
941 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
942 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
943 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
944 Don't invert remainder for IOR.
946 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
948 PR tree-optimization/40087
949 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
950 number_of_iterations_ne): Rename never_infinite argument.
951 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
952 number_of_iterations_le): Handle pointer-type ivs when
953 exit_must_be_taken is false.
954 (number_of_iterations_cond): Do not always assume that
955 exit_must_be_taken if the control variable is a pointer.
957 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
959 * c-typeck.c (build_binary_op): Allow % on integal vectors.
960 * doc/extend.texi (Vector Extension): Document that % is allowed too.
962 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
964 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
965 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
967 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
970 * c.opt (Wlogical-op): Disabled by default.
971 * c-opt (c_common_post_options): Do not enable Wlogical-op with
973 * doc/invoke.texi (Wlogical-op): Likewise.
975 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
977 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
979 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
980 Propagate the type of the first operand.
981 <ASSERT_EXPR>: Simplify.
982 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
983 Rewrite using the RHS code as discriminant.
984 <NOP_EXPR>: Turn into CASE_CONVERT.
985 <PLUS_EXPR>: Propagate the type of the first operand.
987 2009-05-19 Steve Ellcey <sje@cup.hp.com>
989 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
990 (ia64_dconst_0_375): New.
991 * config/ia64/ia64.c (ia64_override_options): Remove
992 -minline-sqrt-min-latency warning.
993 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
994 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
995 * config/ia64/ia64.md (*sqrt_approx): Remove.
996 (sqrtsf2): Remove #if 0.
997 (sqrtsf2_internal_thr): Rewrite and move to div.md.
998 (sqrtdf): Remove assert.
999 (sqrtdf2_internal_thr): Rewrite and move to div.md.
1000 (sqrtxf2): Remove #if 0.
1001 (sqrtxf2_internal_thr): Rewrite and move to div.md.
1002 * div.md (sqrt_approx_rf): New.
1003 (sqrtsf2_internal_thr): New implementation.
1004 (sqrtsf2_internal_lat): New.
1005 (sqrtdf2_internal_thr: New implementation.
1006 (sqrtxf2_internal): New implementation.
1008 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
1009 Hans-Peter Nilsson <hp@axis.com>
1011 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
1012 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
1013 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
1014 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
1015 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
1016 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
1017 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
1018 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
1019 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
1020 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
1021 * c-common.c: ...from here.
1023 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1025 * c-common.c (warn_logical_operator): Remove unnecessary
1028 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1030 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
1032 2009-05-19 Ben Elliston <bje@au.ibm.com>
1034 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
1035 assignments with memcpy calls.
1036 (add_fdes): Likewise.
1037 (binary_search_unencoded_fdes): Likewise.
1038 (linear_search_fdes): Eliminate type puns.
1040 2009-05-19 Richard Guenther <rguenther@suse.de>
1042 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
1043 not falsely claim to have propagated into all uses.
1045 2009-05-19 Ben Elliston <bje@au.ibm.com>
1047 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
1050 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1052 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
1053 * config/sh/sh.c (sh_legitimate_address_p): Make static.
1054 (TARGET_LEGITIMATE_ADDRESS_P): New.
1055 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1056 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1058 2009-05-18 Dodji Seketeli <dodji@redhat.com>
1061 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
1062 child of the containing namespace's DIE.
1064 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
1066 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
1067 *zero_extendhi_truncqi): Move after the zero_extend patterns.
1068 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
1071 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
1074 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
1075 gen_align with gen_pad.
1076 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
1077 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
1079 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
1080 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
1082 * config/i386/i386.md (align): Renamed to ...
1083 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
1084 ASM_OUTPUT_MAX_SKIP_PAD.
1086 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
1088 * config.gcc: Fix variable syntax.
1091 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
1092 before calling exact_log2.
1093 (output_iorsi3): Likewise.
1094 (output_xorsi3): Likewise.
1096 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1098 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
1099 for the none zero constant operand except for EQ and NE
1100 comprisons even when the first operand is R0.
1102 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
1104 * config/s390/2064.md: Remove trailing whitespaces.
1105 * config/s390/2084.md: Likewise.
1106 * config/s390/constraints.md: Likewise.
1107 * config/s390/fixdfdi.h: Likewise.
1108 * config/s390/libgcc-glibc.ver: Likewise.
1109 * config/s390/s390-modes.def: Likewise.
1110 * config/s390/s390-protos.h: Likewise.
1111 * config/s390/s390.c: Likewise.
1112 * config/s390/s390.h: Likewise.
1113 * config/s390/s390.md: Likewise.
1114 * config/s390/tpf-unwind.h: Likewise.
1116 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1118 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
1120 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1123 * configure.ac (m68k-*-*): Check if binutils support TLS.
1124 * configure: Regenerate.
1125 * config/m68k/predicates.md (symbolic_operand): Extend comment.
1126 * config/m68k/constraints.md (Cu): New constraint.
1127 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
1128 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
1129 (movsi): Handle TLS symbols.
1130 (addsi3_5200): Handle XTLS symbols, indent.
1131 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
1132 (m68k_tls_reference_p): Declare.
1133 (m68k_legitimize_address): Declare.
1134 (m68k_unwrap_symbol): Declare.
1135 * config/m68k/m68k.opt (mxtls): New option.
1136 * config/m68k/m68k.c (ggc.h): Include.
1137 (m68k_output_dwarf_dtprel): Implement hook.
1138 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1139 (m68k_expand_prologue): Load GOT pointer when function needs it.
1140 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
1141 (m68k_legitimate_constant_address_p): Same.
1142 (m68k_decompose_address): Handle TLS references.
1143 (m68k_get_gp): New static function.
1144 (enum m68k_reloc): New contants.
1145 (TLS_RELOC_P): New macro.
1146 (m68k_wrap_symbol): New static function.
1147 (m68k_unwrap_symbol): New function.
1148 (m68k_final_prescan_insn_1): New static function.
1149 (m68k_final_prescan_insn): New function.
1150 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
1152 (legitimize_pic_address): Handle TLS references..
1153 (m68k_tls_get_addr, m68k_get_tls_get_addr)
1154 (m68k_libcall_value_in_a0_p)
1155 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
1156 (m68k_call_m68k_read_tp): Helper variables and functions for ...
1157 (m68k_legitimize_tls_address): Handle TLS references.
1158 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
1160 (m68k_legitimize_address): Handle TLS symbols.
1161 (m68k_get_reloc_decoration): New static function.
1162 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
1164 (m68k_output_dwarf_dtprel): Implement hook.
1165 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
1166 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
1167 m68k_call_* routines.
1168 (sched_attr_op_type): Handle TLS symbols.
1169 (gt-m68k.h): Include.
1170 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
1171 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
1173 2009-05-18 Martin Jambor <mjambor@suse.cz>
1175 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
1176 (visit_store_addr_for_mod_analysis): New function.
1177 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
1178 (determine_cst_member_ptr): Use gimple_assign_single_p.
1179 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
1180 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
1181 operands. Don't check number of operands of a NOP_EXPR.
1183 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
1185 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
1187 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
1190 * c-common.c (warn_logical_operator): Don't warn if one of
1191 expression isn't always true or false.
1193 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
1195 * config/i386/biarch32.h: New file.
1196 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
1198 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
1200 * config/mips/mips.md (*zero_extend<mode>_trunchi,
1201 *zero_extend<mode>_truncqi): Merge these into ...
1202 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
1203 Name the pattern following this as *zero_extendhi_truncqi.
1205 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
1208 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
1209 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
1210 (output_info): Make field HOST_WIDEST_INT.
1211 (print_statistics): Use HOST_WIDEST_INT_PRINT.
1212 (dump_bitmat_statistics): Same.
1214 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
1216 * config.gcc (use_gcc_stdint): Set to wrap.
1217 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
1218 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
1219 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1220 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1221 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1222 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1223 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1224 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1226 2009-05-16 Joseph Myers <joseph@codesourcery.com>
1228 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
1230 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
1231 Move definitions earlier.
1232 (OPT_ARCH64, OPT_ARCH32): Define.
1233 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
1236 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1239 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
1242 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1244 * arm.md (movdi2): Copy non-reg values to DImode registers.
1246 2009-05-16 Jakub Jelinek <jakub@redhat.com>
1249 * final.c (label_to_max_skip): New function.
1250 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
1251 CODE_LABEL_NUMBER <= max_labelno.
1252 * output.h (label_to_max_skip): New prototype.
1253 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
1254 (ix86_avoid_jump_mispredicts): ... this. Don't define if
1255 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
1256 Handle CODE_LABELs with >= 16 byte alignment or with
1257 max_skip == (1 << align) - 1.
1258 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
1259 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
1262 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
1263 .p2align 3 if MAX_SKIP is smaller than 7.
1264 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1266 2009-05-15 Ian Lance Taylor <iant@google.com>
1268 * alias.c (struct alias_set_entry_d): Rename from struct
1269 alias_set_entry. Change all uses.
1270 * except.c (struct call_site_record_d): Rename from struct
1271 call_site_record. Change all uses.
1272 * except.h (struct eh_region_d): Rename from struct eh_region.
1274 * gcse.c (struct hash_table_d): Rename from struct hash_table.
1276 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
1277 ivtype_map_elt. Change all uses.
1278 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
1280 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
1281 * graphite.h (struct name_tree_d): Rename from struct name_tree.
1283 (struct sese_d): Rename from struct sese. Change all uses.
1284 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
1285 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
1286 * optabs.h (struct optab_d): Rename from struct optab. Change all
1288 (struct convert_optab_d): Rename from struct convert_optab.
1290 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
1291 ipa_opt_pass. Change all uses.
1292 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
1295 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
1296 defined as a typedef.
1297 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
1300 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1303 * fold-const.c (make_range,build_range_check,merge_ranges): Move
1305 (merge_ranges): Returns bool.
1306 * tree.h (make_range): .. to here.
1307 (build_range_check): Likewise.
1308 (merge_ranges): Likewise. Renamed from merge_ranges.
1309 * c-typeck.c (parser_build_binary_op): Update calls to
1310 warn_logical_operator.
1311 * c-common.c (warn_logical_operator): Add new warning.
1312 * c-common.h (warn_logical_operator): Update declaration.
1314 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1316 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
1318 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1320 * doc/install.texi: Document MPC requirements, flags etc.
1322 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
1323 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
1324 Evaluate constant arguments.
1325 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
1326 (fold_builtin_1): Likewise, also evaluate constant arguments.
1327 Remove superfluous break.
1328 (do_mpc_ckconv): New.
1329 * real.h: Include mpc.h.
1330 * toplev.c (print_version): Output MPC version info if available.
1332 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1334 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
1336 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
1338 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
1341 2009-05-15 Jan Hubicka <jh@suse.cz>
1343 * doc/invoke.texi (max-early-inliner-iterations): New flag.
1344 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
1345 (try_inline): Fix return value.
1346 (cgraph_decide_inlining_incrementally): Honor new value.
1347 (cgraph_early_inlining): Handle indirect inlining.
1348 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
1350 2009-05-15 Jan Hubicka <jh@suse.cz>
1352 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
1353 * cgraphunit.c (cgraph_finalize_function): Set it.
1354 (cgraph_expand_function): Use it.
1356 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1358 * real.c (encode_ieee_half): Define.
1359 (decode_ieee_half): Define.
1360 (ieee_half_format): Define.
1361 (arm_half_format): Define.
1362 * real.h (ieee_half_format): Declare.
1363 (arm_half_format): Declare.
1365 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1367 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
1368 swapped, and reversed optabs exist before trying to use them.
1370 2009-05-15 Paul Brook <paul@codesourcery.com>
1371 Sandra Loosemore <sandra@codesourcery.com>
1373 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
1374 loads. Allow PRE_DEC.
1375 (output_move_neon): Handle PRE_DEC.
1376 (arm_print_operand): Add 'A' for neon structure loads.
1377 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
1378 * config/arm/neon.md (neon_mov): Update comment.
1379 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
1381 (Um): New constraint.
1383 2009-05-15 Jan Hubicka <jh@suse.cz>
1385 Revert the following patch until testsuite fallout is fixed:
1386 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1387 * cgraph.h (struct inline_summary): New filed self_wize,
1388 size_inlining_benefit, self_time and time_inlining_benefit.
1389 (struct cgraph_global_info): Replace insns by time ans size fields.
1390 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1391 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1392 (ipcp_update_callgraph): Do not touch function bodies.
1393 * ipa-inline.c: Include except.h
1394 (MAX_TIME): New constant.
1395 (overall_insns): Remove
1396 (overall_size, max_benefit): New static variables.
1397 (cgraph_estimate_time_after_inlining): New function.
1398 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1399 (cgraph_clone_inlined_nodes): Update size.
1400 (cgraph_mark_inline_edge): Update size.
1401 (cgraph_estimate_growth): Use size info.
1402 (cgraph_check_inline_limits): Check size.
1403 (cgraph_default_inline_p): Likewise.
1404 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1405 (cgraph_decide_recursive_inlining): Check size.
1406 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1408 (cgraph_decide_inlining): Likewise.
1409 (cgraph_decide_inlining_incrementally): Likewise; honor
1410 PARAM_EARLY_INLINING_INSNS.
1411 (likely_eliminated_by_inlining_p): New predicate.
1412 (estimate_function_body_sizes): New function.
1413 (compute_inline_parameters): Use it.
1414 * except.c (must_not_throw_labels): New function.
1415 * except.h (must_not_throw_labels): Declare.
1416 * tree-inline.c (init_inline_once): Kill inlining_weigths
1417 * tree-ssa-structalias.c: Avoid uninitialized warning.
1418 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1419 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1420 (PARAM_INLINE_CALL_COST): Remove.
1421 (PARAM_EARLY_INLINING_INSNS): New.
1423 2009-05-15 Richard Guenther <rguenther@suse.de>
1425 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
1426 not TODO_update_ssa.
1428 2009-05-15 Richard Guenther <rguenther@suse.de>
1430 PR tree-optimization/39999
1431 * gimple.h (gimple_expr_type): Use the expression type looking
1432 through useless conversions.
1433 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
1434 (vn_nary_op_insert_stmt): Likewise.
1435 (simplify_binary_expression): Likewise.
1437 2009-05-15 Richard Guenther <rguenther@suse.de>
1439 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1440 New options, enabled by default.
1441 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1443 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
1444 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
1445 * tree-ssa-structalias.c (gate_tree_pta): New function.
1446 (pass_build_alias): Use it.
1448 2009-05-15 Joseph Myers <joseph@codesourcery.com>
1450 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
1451 recurse on an invariant address if a conversion from a pointer
1452 type to a wider integer type is involved.
1454 2009-05-15 Jan Hubicka <jh@suse.cz>
1456 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1457 * cgraph.h (struct inline_summary): New filed self_wize,
1458 size_inlining_benefit, self_time and time_inlining_benefit.
1459 (struct cgraph_global_info): Replace insns by time ans size fields.
1460 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1461 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1462 (ipcp_update_callgraph): Do not touch function bodies.
1463 * ipa-inline.c: Include except.h
1464 (MAX_TIME): New constant.
1465 (overall_insns): Remove
1466 (overall_size, max_benefit): New static variables.
1467 (cgraph_estimate_time_after_inlining): New function.
1468 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1469 (cgraph_clone_inlined_nodes): Update size.
1470 (cgraph_mark_inline_edge): Update size.
1471 (cgraph_estimate_growth): Use size info.
1472 (cgraph_check_inline_limits): Check size.
1473 (cgraph_default_inline_p): Likewise.
1474 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1475 (cgraph_decide_recursive_inlining): Check size.
1476 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1478 (cgraph_decide_inlining): Likewise.
1479 (cgraph_decide_inlining_incrementally): Likewise; honor
1480 PARAM_EARLY_INLINING_INSNS.
1481 (likely_eliminated_by_inlining_p): New predicate.
1482 (estimate_function_body_sizes): New function.
1483 (compute_inline_parameters): Use it.
1484 * except.c (must_not_throw_labels): New function.
1485 * except.h (must_not_throw_labels): Declare.
1486 * tree-inline.c (init_inline_once): Kill inlining_weigths
1487 * tree-ssa-structalias.c: Avoid uninitialized warning.
1488 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1489 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1490 (PARAM_INLINE_CALL_COST): Remove.
1491 (PARAM_EARLY_INLINING_INSNS): New.
1492 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
1493 (inline-call-cost): Remove.
1494 (early-inlining-insns): New.
1496 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
1498 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
1500 (print_int_cst_bounds_in_octal_p): Likewise.
1501 (dbxout_type): Adjust calls to above functions. Be prepared to deal
1503 * dwarf2out.c (base_type_die): Likewise.
1504 (is_subrange_type): Delete.
1505 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
1506 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
1507 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
1508 the destination type is boolean.
1509 (build_range_check): Do not special-case subtypes.
1510 (fold_sign_changed_comparison): Likewise.
1511 (fold_unary): Likewise.
1512 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
1513 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
1514 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
1515 * tree.c (subrange_type_for_debug_p): New predicate based on the former
1517 * tree.h (subrange_type_for_debug_p): Declare.
1518 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
1519 (convert_affine_scev): Remove call to above function.
1520 (chrec_convert_aggressive): Likewise.
1521 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
1522 false for conversions involving subtypes.
1523 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
1524 (vrp_val_min): Likewise.
1525 (needs_overflow_infinity): Likewise.
1526 (extract_range_from_unary_expr): Likewise.
1528 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
1530 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1531 * config/frv/frv.c: Likewise.
1532 * config/s390/s390.c: Likewise.
1533 * config/sparc/sparc.h: Likewise.
1534 * config/i386/i386.h: Likewise.
1535 * config/i386/i386.c: Likewise.
1536 * config/crx/crx.c: Likewise.
1537 * config/m68hc11/m68hc11.h: Likewise.
1538 * config/iq2000/iq2000.c: Likewise.
1539 * config/mn10300/mn10300.h: Likewise.
1540 * config/mn10300/mn10300.c: Likewise.
1541 * config/m68k/m68k.c: Likewise.
1542 * config/rs6000/rs6000.c: Likewise.
1543 * config/rs6000/xcoff.h: Likewise.
1544 * config/rs6000/linux64.h: Likewise.
1545 * config/rs6000/sysv4.h: Likewise.
1546 * config/score/score3.c: Likewise.
1547 * config/score/score7.c: Likewise.
1548 * config/score/score.c: Likewise.
1549 * config/arm/arm.md: Likewise.
1550 * config/mips/mips.c: Likewise.
1551 * config/mips/mips.md: Likewise.
1552 * config/bfin/bfin.h: Likewise.
1553 * config/pa/pa.c: Likewise.
1554 * config/pa/constraints.md: Likewise.
1556 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
1557 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
1558 * config/pdp11/pdp11.h: Use memory_address_p instead.
1560 2009-05-14 Ian Lance Taylor <iant@google.com>
1562 * passes.c (finish_optimization_passes): Change i to int.
1563 * plugin.c (plugins_active_p): Change event to int.
1564 (dump_active_plugins): Likewise.
1565 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
1567 * tree.c (tree_range_check_failed): Change c to unsigned int.
1568 (omp_clause_range_check_failed): Likewise.
1569 (build_common_builtin_nodes): Change mode to int. Add cast.
1570 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
1571 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
1573 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
1574 ++ or -- with a variable of enum type.
1576 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1579 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
1581 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1583 * store-motion.c: Do not include params.h
1584 * Makefile.in: Fix dependencies for various files.
1586 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1588 * auto-inc-dec.c: Fix pass description, remove apparent
1589 accidental duplication.
1591 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
1594 * ipa-utils.h (memory_identifier_string): Moved to ...
1595 * tree.h (memory_identifier_string): Here. Add GTY(()).
1597 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1599 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
1600 in the former documentation of...
1601 (GO_IF_LEGITIMATE_ADDRESS): ... this.
1602 * ira-conflicts.c (get_dup_num): Use address_operand.
1603 * targhooks.c (default_legitimate_address_p): New.
1604 * targhooks.h (default_legitimate_address_p): New.
1605 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
1607 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
1608 * target.h (struct target): Add legitimate_address_p.
1609 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
1610 (TARGET_INITIALIZER): Include it.
1612 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1613 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
1614 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
1615 (TARGET_LEGITIMATE_ADDRESS_P): New.
1617 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1618 (REG_OK_STRICT_P): Delete.
1619 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
1620 (frv_legitimate_address_p_1): ... this.
1621 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
1622 (frv_legitimate_address_p_1): ... the renamed old
1623 frv_legitimate_address_p.
1624 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
1625 (TARGET_LEGITIMATE_ADDRESS_P): New.
1627 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1628 * config/s390/s390-protos.h (legitimate_address_p): Remove.
1629 * config/s390/s390.c (legitimate_address_p): Rename to...
1630 (s390_legitimate_address_p): ... this, make static.
1631 (legitimize_address): Adjust call.
1632 (TARGET_LEGITIMATE_ADDRESS_P): New.
1633 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
1635 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1636 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
1637 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
1638 (TARGET_LEGITIMATE_ADDRESS_P): New.
1640 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1641 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
1642 * config/spu/spu.c (spu_legitimate_address): Rename to...
1643 (spu_legitimate_address_p): ... this, make static.
1644 (TARGET_LEGITIMATE_ADDRESS_P): New.
1646 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1647 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
1648 * config/sparc/sparc.c (legitimate_address_p): Rename to...
1649 (sparc_legitimate_address_p): ... this, make static and return bool.
1650 (legitimize_address): Adjust call.
1651 (TARGET_LEGITIMATE_ADDRESS_P): New.
1653 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1654 * config/i386/i386-protos.h (legitimate_address_p): Remove.
1655 * config/i386/i386.c (legitimate_address_p): Rename to...
1656 (ix86_legitimate_address_p): ... this, make static.
1657 (constant_address_p): Move after it, adjust call.
1658 (TARGET_LEGITIMATE_ADDRESS_P): New.
1660 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1661 * config/avr/avr-protos.h (legitimate_address_p): Remove.
1662 * config/avr/avr.c (legitimate_address_p): Rename to...
1663 (avr_legitimate_address_p): ... this, make static.
1664 (legitimize_address): Adjust call.
1665 (TARGET_LEGITIMATE_ADDRESS_P): New.
1667 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1668 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
1669 * config/crx/crx.c (crx_legitimate_address_p): Make static.
1670 (TARGET_LEGITIMATE_ADDRESS_P): New.
1672 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1673 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
1674 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
1675 (TARGET_LEGITIMATE_ADDRESS_P): New.
1677 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1678 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
1680 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1682 (TARGET_LEGITIMATE_ADDRESS_P): New.
1684 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1685 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
1687 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
1689 (m68hc11_legitimate_address_p): ... this, make static.
1690 (go_if_legitimate_address_internal): Rename to...
1691 (m68hc11_legitimate_address_p_1): ... this.
1692 (legitimize_address): Adjust call.
1693 (TARGET_LEGITIMATE_ADDRESS_P): New.
1695 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1696 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
1697 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
1698 (TARGET_LEGITIMATE_ADDRESS_P): New.
1700 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1701 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
1702 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
1703 (mn10300_legitimate_address_p): ... this, make static.
1704 (TARGET_LEGITIMATE_ADDRESS_P): New.
1706 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1707 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
1708 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
1709 (TARGET_LEGITIMATE_ADDRESS_P): New.
1711 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1712 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
1713 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
1714 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1715 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
1716 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
1717 (rs6000_legitimate_address_p): ... this, make static.
1718 (TARGET_LEGITIMATE_ADDRESS_P): New.
1719 (REG_MODE_OK_FOR_BASE_P): Delete.
1720 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
1722 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1723 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
1725 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
1726 static, adjust types.
1727 (TARGET_LEGITIMATE_ADDRESS_P): New.
1729 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1730 * config/score/score.c (score_address_p): Rename to...
1731 (score_legitimate_address_p): ... this.
1732 (TARGET_LEGITIMATE_ADDRESS_P): New.
1733 * config/score/score3.c (score3_address_p): Rename to...
1734 (score3_legitimate_address_p): ... this.
1735 * config/score/score7.c (score7_address_p): Rename to...
1736 (score7_legitimate_address_p): ... this.
1738 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
1739 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
1740 GO_IF_LEGITIMATE_ADDRESS): Delete.
1741 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
1742 thumb2_legitimate_address_p): Delete.
1743 (arm_legitimate_address_p): Rename to...
1744 (arm_legitimate_address_outer_p): ... this.
1745 * config/arm/constraints.md ("Uq"): Adjust call.
1746 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
1747 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
1748 (arm_legitimate_address_outer_p): ... this.
1749 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
1750 (TARGET_LEGITIMATE_ADDRESS_P): New.
1752 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1753 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
1754 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
1755 (TARGET_LEGITIMATE_ADDRESS_P): New.
1757 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1758 * config/vax/vax-protos.h (legitimate_address_p): Remove.
1759 * config/vax/vax.c (legitimate_address_p): Rename to...
1760 (vax_legitimate_address_p): ... this, make static.
1761 (TARGET_LEGITIMATE_ADDRESS_P): New.
1763 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1764 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
1765 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
1766 (TARGET_LEGITIMATE_ADDRESS_P): New.
1768 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1769 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
1770 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
1771 (mmix_legitimate_address_p): ... this, make static.
1772 (TARGET_LEGITIMATE_ADDRESS_P): New.
1774 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1775 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
1776 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
1777 (TARGET_LEGITIMATE_ADDRESS_P): New.
1779 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1781 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
1782 of MODE_COMPLEX_INT.
1784 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1786 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
1787 LCT_NORMAL in function call.
1788 * mips-tdump.c (print_file_desc): Add cast to enum type.
1789 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
1790 (mark_stabs): Add casts to enum types.
1791 (parse_stabs_common): Add casts to enum types.
1793 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1795 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
1796 Check for invalid values of LETTER.
1798 2009-05-13 Taras Glek <tglek@mozilla.com>
1800 * attribs.c (register_attribute): moved out attribute registration into
1802 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
1803 * gcc-plugin.h: Added forward decl for register_attribute.
1804 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
1805 * plugin.c (register_callback, invoke_plugin_callbacks): Added
1806 PLUGIN_ATTRIBUTES boilerplate.
1808 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
1810 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
1811 values even in sentinel and empty entries.
1812 (ms_printf_flag_specs): Likewise.
1813 (ms_scanf_flag_specs): Likewise.
1814 (ms_strftime_flag_specs): Likewise.
1815 (ms_print_char_table): Likewise.
1816 (ms_scan_char_table): Likewise.
1817 (ms_time_char_table): Likewise.
1819 2009-05-13 Doug Kwan <dougkwan@google.com>
1821 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
1823 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1825 * config/mips/mips.md (store): Add attributes for QI and HI.
1827 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
1828 (truncdi<mode>2): ... this new pattern.
1830 2009-05-13 Brad Hards <bradh@kde.org>
1832 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
1834 2009-05-14 Jakub Jelinek <jakub@redhat.com>
1835 Ben Elliston <bje@au.ibm.com>
1838 * dse.c (check_mem_read_rtx): Guard against width == -1.
1840 2009-05-13 Michael Matz <matz@suse.de>
1843 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
1844 (trivially_conflicts_p): New function.
1845 (insert_backedge_copies): Use it.
1847 2009-05-13 Janis Johnson <janis187@us.ibm.com>
1849 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
1850 (handle_stdc_pragma): Use new enum constant names.
1851 (handle_pragma_float_const_decimal64): Ditto.
1853 2009-05-13 Ian Lance Taylor <iant@google.com>
1855 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
1858 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
1860 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
1861 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
1863 * config/m68k/m68k.h (FL_UCLINUX): Define.
1865 2009-05-13 Jan Hubicka <jh@suse.cz>
1867 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
1869 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1871 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
1872 unless -fschedule-insns is specified.
1874 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1877 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
1878 TARGET_EXPAND_CBRANCHDI4.
1879 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
1880 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
1881 (cmpeqdi): Fix comment.
1883 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1885 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
1886 (sh_legitimate_address_p): Likewise.
1887 * config/sh/sh.c (sh_legitimate_index_p): New.
1888 (sh_legitimate_address_p): Likewise.
1889 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
1890 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
1891 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
1892 (MAYBE_BASE_REGISTER_RTX_P): New macro.
1893 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
1894 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
1895 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
1896 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
1897 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
1899 2009-05-12 Jan Hubicka <jh@suse.cz>
1901 * tree-inline.c (estimate_operator_cost): Add operands;
1902 when division happens by constant, it is cheap.
1903 (estimate_num_insns): Loads and stores are not having cost of 0;
1904 EH magic stuff is cheap; when computing runtime cost of switch,
1905 use log2 base of amount of its cases; builtin_expect has cost of 0;
1906 compute cost for moving return value of call.
1907 (init_inline_once): Initialize time_based flags.
1908 * tree-inline.h (eni_weights_d): Add time_based flag.
1910 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1912 * df-core.c: Update head documentation.
1914 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1917 * rs6000.c (rs6000_generate_compare): Use op1b instead of
1918 shadowing exisiting variable op1.
1920 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
1923 * config/i386/driver-i386.c (processor_signatures): New enum.
1924 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
1925 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
1926 processor signature to detect geode processor.
1928 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1932 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1934 * optabs.c (prepare_cmp_insn): Temporarily disable test that
1935 causes spurious differences between trunk and cond-optab branch.
1937 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1939 * dojump.c (compare_from_rtx): Delete.
1940 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
1941 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
1942 if the comparison does not satisfy the predicate; test predicates for
1943 operands 2 and 3 of a cstore pattern. Don't try cstore optab
1944 further if one existing pattern fails.
1945 * expr.h (compare_from_rtx): Delete.
1946 (prepare_operand): Declare it.
1947 * optabs.c: Change "lib call" to "libcall" throughout.
1948 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
1949 HAVE_conditional_trap, emit_cmp_insn): Delete.
1950 (can_compare_p): Delete cmp_optab case.
1951 (prepare_float_lib_cmp): Return an rtx and a machine mode.
1952 Accept other parameters by value.
1953 (prepare_operand): Make non-static.
1954 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
1955 other parameters by value. Try to widen operands here based on
1956 an optab_methods argument and looking at cbranch_optab.
1957 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
1958 loop. Use cbranch_optab directly.
1959 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
1960 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
1962 (emit_conditional_move, emit_conditional_add): Inline what's needed
1963 of compare_from_rtx, using new prepare_cmp_insn for the rest.
1964 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
1965 with COMPARE. Move cmov_optab and cstore_optab above
1966 with cbranch_optab, move cmp_optab down with ucmp_optab,
1967 remove tst_otpab. Do not initialize trap_rtx.
1968 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
1969 for trap code. Do not check HAVE_conditional_trap. Use
1970 prepare_cmp_insn. Accept no predicate for operand 3.
1971 * optabs.h (OTI_cmp): Mark as used only for libcalls.
1972 (OTI_ctrap, ctrap_optab): New.
1973 (tst_optab): Delete.
1974 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
1975 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
1976 with lookup of ctrap_optab.
1977 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
1978 setcc_gen_code): Delete.
1981 * combine.c (combine_simplify_rtx, simplify_set): Do not
1982 special case comparing against zero for cc0 machines.
1983 * simplify-rtx.c (simplify_binary_operation_1): Never remove
1984 COMPARE on cc0 machines.
1985 (simplify_relational_operation): Return a new expression when
1986 a COMPARE could be removed.
1987 * final.c (final_scan_insn): Compare cc_status values
1988 against LHS of a (compare FOO (const_int 0)) cc0 source.
1989 Also check if cc_status.value is the full compare.
1991 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
1992 (cstoreMM4): Document.
1993 (conditional_trap): Document ctrapMM4 instead.
1994 (sync_compare_and_swapMM): Refer to cbranchcc4.
1995 (Dependent Patterns): Eliminate obsolete information referring to
1996 the old jump optimization phase.
1997 (Canonicalization): Include cbranchcc4 case, omit canonicalization
1998 of compares with 0 on cc0 machines.
1999 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
2000 avoiding references to cc0. Remove text about storing operands
2002 * doc/tm.texi (Condition Codes): Include blurb on different
2003 condition code representations, separate into subsections for
2004 CC0, MODE_CC and conditional execution.
2006 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
2007 alpha_emit_setcc): Accept operands and a machine mode.
2008 * config/alpha/alpha.c (alpha_emit_conditional_branch):
2009 Get code/op0/op1 from operands, use machine mode argument
2010 instead of alpha_compare.fp_p. Emit the branch here.
2011 (alpha_emit_setcc): Likewise, and return boolean.
2012 (alpha_emit_conditional_move): Likewise. Assert that
2013 cmp_op_mode == cmp_mode, and simplify accordingly.
2014 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
2015 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
2016 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
2018 (stack probe test): Use cbranchdi4.
2019 * config/alpha/predicates.md (alpha_cbranch_operator): New.
2021 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
2022 * config/arc/arc.h (movsicc, movsfcc): Use it.
2023 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
2024 (cbranchsi4, cstoresi4): New.
2025 (cmpsi, bCC and sCC expanders): Remove.
2027 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
2028 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
2029 * config/arm/predicates.md (arm_comparison_operator): Only include
2030 floating-point operators if there is a hardware floating-point unit.
2031 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
2032 deferring to cbranch_cc and cstore_cc respectively.
2033 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
2034 cbranch_cc, cstore_cc): New.
2035 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
2037 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
2039 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
2040 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
2042 (adjust_insn_length): Adjust calls.
2043 (avr_reorg): Handle (compare (foo) (const_int 0)).
2044 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
2045 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
2046 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
2047 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
2049 (cbranchqi4, cbranchhi4, cbranchsi4): New.
2050 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
2052 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
2053 (cbranchsi4, cstorebi4, cstoresi4): New.
2054 (movbisi): This insn is duplicate, split it to zero_extend.
2055 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
2056 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
2057 (bfin_optimize_loop): Use cbranch expander.
2058 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
2059 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
2060 (bfin_bimode_comparison_operator): ... this.
2061 (bfin_direct_comparison_operator): New.
2063 * config/cris/cris.c (cris_normal_notice_update_cc): Look
2064 inside (compare FOO (const_int 0)).
2065 (cris_rtx_costs): Handle ZERO_EXTRACT.
2066 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
2067 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
2068 (*tstdi_v32): Delete.
2069 (*cmpdi_non_v32): Add M alternative for operand 1.
2070 (cmpsi, cmp<mode>): Make private.
2071 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
2073 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
2075 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
2076 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
2077 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
2078 (cc_reg_operand): New.
2080 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
2081 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
2082 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
2083 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
2084 crx_expand_scond): Delete.
2086 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
2088 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
2089 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
2091 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
2092 cstoresi4, cstoresf4, cstoredf4): New.
2093 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
2094 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2095 Receive the entire operands array.
2096 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
2097 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
2098 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2099 Get test/op0/op1 from the operands array.
2100 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
2102 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
2103 (h8300_expand_store): New.
2104 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
2106 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
2107 (h8300_expand_store): New.
2108 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
2109 or do not try to produce (set (cc0) REG).
2110 (peepholes): Wrap arguments with COMPARE. Add a peephole to
2111 change a compare into a move to a scratch register. Disable some
2112 peepholes when comparing with zero.
2113 (tstsi, tsthi, tstsi, cmpqi): Make private.
2116 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
2119 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
2120 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
2121 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
2122 (ix86_emit_i387_log1p): Use cbranchxf2.
2123 (ix86_expand_setcc): Return void.
2124 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
2125 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
2126 cmp<MODEF>, cmpcc): Remove.
2127 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
2128 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
2129 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
2130 (sCC and bCC expanders): Remove.
2131 (stack_protect_test): Use cbranchcc4.
2133 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
2135 (ia64_expand_compare): Accept three rtx by reference and return void.
2136 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
2137 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
2138 from *expr. Update *expr with the BImode comparison to do.
2139 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
2140 cmptf, bCC, sCC, conditional_trap): Delete.
2141 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
2142 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
2143 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
2144 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
2145 * config/ia64/predicates.md (ia64_cbranch_operator): New.
2147 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
2148 type of last argument.
2149 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
2150 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
2151 use machine mode argument instead of branch_type. Remove dead
2152 code for floating-point comparisons.
2153 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
2154 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
2156 (cbranchsi4, cstoresi4): New.
2157 * config/iq2000/predicates.md (reg_or_const_operand): New.
2159 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
2160 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
2161 (b<code>_op): Rewrite to...
2162 (bcc_op): ... this, using match_operator.
2163 (s<code>_op): Rewrite to...
2164 (scc_op): ... this, using match_operator.
2165 (s<code>_24_op): Rewrite to...
2166 (scc_op_24): ... this, using match_operator.
2167 (s<code>_<mode>): Rewrite to...
2168 (cstore<mode>4): ... this, using match_operator.
2169 (s<code>_<mode>_24): Rewrite to...
2170 (cstore<mode>4_24): ... this, using match_operator.
2171 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
2172 m32c_unpend_compare, m32c_expand_scc): Delete.
2173 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
2174 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
2175 (m32c_expand_movcc): Change NE to EQ if necessary.
2176 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
2178 * config/m32r/m32r-protos.h (gen_cond_store): New.
2179 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
2180 (gen_cond_store): New, from sCC patterns.
2181 (m32r_expand_block_move): Use cbranchsi4.
2182 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
2183 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
2184 (cbranchsi4, cstoresi4): New.
2186 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
2188 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
2189 (m68hc11_notice_update_cc): Look into a compare with 0.
2190 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
2192 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
2193 cmphi, cmpqi, bCC): Delete.
2194 (cbranchsi4, cbranchhi4, cbranchqi4): New.
2195 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
2196 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
2199 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
2200 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
2201 * config/m68k/constraints.md (H): New.
2202 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
2203 the define_insn below.
2204 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
2205 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
2206 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
2207 patterns): Wrap RHS with COMPARE.
2208 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
2209 (*cmpdi_internal): Name this pattern.
2210 (cmpdi): Change to define_insn.
2211 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
2212 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
2213 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
2215 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
2216 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
2217 (conditional_trap): Change to...
2218 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
2219 (*conditional_trap): Use the ordered_comparison_operator and
2220 const1_operand predicates.
2221 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
2222 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
2223 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
2224 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
2226 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
2227 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
2228 (mcore_gen_compare): New.
2229 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
2230 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
2231 (mcore_gen_compare): ... this.
2232 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
2233 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
2234 (stack probe pattern): Use cbranchsi4.
2236 * config/mips/predicates.md (mips_cstore_operator): New.
2237 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
2238 * config/mips/mips.md (any_cond): Delete.
2239 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
2241 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
2242 fixuns_truncsfdi2): Use cbranch patterns.
2243 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
2244 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
2245 Adjust call to mips_expand_conditional_branch.
2246 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
2248 * config/mips/mips-protos.h (mips_expand_conditional_branch,
2249 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
2250 * config/mips/mips.c (cmp_operands): Delete.
2251 (mips_emit_compare): Get comparison operands from *op0/*op1.
2252 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
2253 that it succeeds. Use op0/op1 instead of cmp_operands.
2254 (mips_expand_conditional_branch, mips_expand_conditional_move,
2255 mips_expand_conditional_trap): Likewise.
2256 (mips_block_move_loop): Use cbranch patterns.
2257 * config/mips/mips.h (cmp_operands): Delete.
2259 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
2260 (mmix_gen_compare_reg): Just return a register in the right CC mode.
2261 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
2262 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
2263 (*cmpcc_folded): Rename to...
2264 (*cmpdi_folded): this.
2265 (*cmpcc): Rename to...
2267 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
2270 (cbranchdf4): New. Handle invalid comparisons here.
2271 * config/mmix/predicates.md (float_comparison_operator): New.
2273 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
2274 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
2275 * config/mn10300/mn10300.md (tst): Delete.
2276 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
2277 Name these patterns and wrap RHS in a compare.
2278 (*cmpsi): Make this pattern private. Include tst.
2279 (*cmpsf): Make this pattern private.
2280 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
2281 (compare with zero peepholes): Likewise.
2283 (cbranchsi4, cbranchsf4): New.
2284 (casesi): Use cbranchsi4.
2286 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
2287 hppa_branch_type): Delete.
2288 (return_addr_rtx): Use cbranchsi4.
2289 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
2290 Emit CCFPmode comparison here.
2291 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
2292 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
2293 hppa_branch_type): Delete.
2294 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
2295 (movsicc, movdicc): Remove references to hppa_compare_op0,
2296 hppa_compare_op1 and compare_from_rtx.
2297 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
2298 (casesi): Use cbranchsi4.
2300 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
2301 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
2302 * config/pdp11/pdp11.md (register_or_const0_operand): New.
2303 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
2304 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
2306 (cbranchdf4, cbranchhi4, cbranchqi4): New.
2307 (*branch, *branch_inverted): New.
2309 * config/picochip/picochip.md (cbranchhi4): Use
2310 ordered_comparison_operator.
2311 (cmphi, bCC): Remove.
2313 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
2314 (trap_comparison_operator): Delete.
2315 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
2316 rs6000_emit_cbranch): Accept mode and operands.
2317 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
2318 rs6000_compare_fp_p): Delete.
2319 (rs6000_generate_compare): Accept mode and comparison. Extract code
2320 and op0/op1 from there. Replace references to rs6000_compare_op0
2321 and rs6000_compare_op1.
2322 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
2323 extract result from passed operands.
2324 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
2325 extract loc from passed operands.
2326 (rs6000_emit_cmove): Likewise.
2327 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
2328 rs6000_compare_fp_p): Delete.
2329 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
2330 (cbranch<GPR>4, cbranch<FP>4): New.
2331 (cstore<mode>4): New. Consolidate here all choices about when to use
2332 portable or specialized sCC sequences.
2333 (stack_protect_test): Use cbranchsi4.
2334 (conditional_trap): Replace with ctrap<GPR>4.
2335 (conditional trap insn): Replace trap_comparison_operator with
2336 ordered_comparison_operator.
2338 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
2339 (s390_emit_prologue): Use ctrap.
2340 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
2341 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
2342 New predicates replacing...
2343 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
2344 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
2345 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
2346 (add<mode>cc): Do not use s390_compare_op0/op1.
2347 (s<code>): Change to...
2348 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
2350 (cstorecc4): ... this. Handle EQ or NE equally.
2351 (*sne): Un-privatize for use in cstorecc4.
2352 (b<code>): Change to...
2353 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
2354 (conditional_trap): Replace with...
2355 (ctrap<GPR>4, ctrap<FP>4): ... these.
2356 (stack_protect): Use cbranchcc4.
2358 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
2359 * config/score/score-protos.h (score_gen_cmp): Delete.
2360 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
2361 (score_block_move-loop): Use cbranchsi4.
2362 * config/score/score.md (cbranchsi4): New.
2363 (cmpsi, bCC): Delete.
2364 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
2365 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2366 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
2367 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2368 * config/score/score3.h (score3_gen_cmp): Delete.
2369 * config/score/score7.h (score7_gen_cmp): Delete.
2371 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
2372 (sh_emit_scc_to_t): ... this. Return void.
2373 (from_compare): Rename to...
2374 (sh_emit_compare_and_branch): ... this.
2375 (sh_emit_compare_and_set): New.
2376 (sh_expand_t_scc): Accept operands.
2377 * config/sh/predicates.md (sh_float_comparison_operator): New.
2378 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
2379 (prepare_scc_operands): Rename to...
2380 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
2382 (sh_emit_cheap_store_flag): New.
2383 (sh_emit_set_t_insn): New.
2384 (from_compare): Rename to...
2385 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
2386 handling of TARGET_SH2E floating point to avoid recursive call.
2387 Generate branch here.
2388 (sh_emit_compare_and_set): New.
2389 (sh_expand_t_scc): Get op0/op1 from arguments.
2390 (sh_emit_cheap_store_flag): New.
2391 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
2393 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
2394 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
2395 (movsicc, movdicc): Do nothing when it recreated operands from
2396 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
2397 prepare_scc_operands (now sh_emit_scc_to_t).
2398 (udivdi3): Use cstoresi4.
2399 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
2400 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
2401 (cbranchint4_media, cbranchfp4_media): New.
2402 (casesi): Use cbranchdi4.
2403 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
2405 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
2406 (movnegt): Remove second operand.
2407 (cbranchsf4, cbranchdf4): New.
2408 (stack_protect): Use cbranchdi4/cbranchsi4.
2410 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
2411 (gen_compare_reg): Accept comparison, extract part of it to...
2412 (gen_compare_reg_1): ... this.
2413 (gen_compare_operator): Delete.
2414 (gen_v9_scc): Accept separate destination, comparison code and arms.
2415 Do not use sparc_compare_op0/sparc_compare_op1.
2416 (emit_scc_insn, emit_conditional_branch_insn): New.
2417 (emit_v9_brxx): Make static. Remove useless assertion.
2418 (sparc_emit_float_lib_cmp): Return RTL instead of calling
2420 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
2421 * config/sparc/sparc-protos.h (gen_compare_reg,
2422 sparc_emit_float_lib_cmp): Adjust prototype.
2423 (emit_scc_insn, emit_conditional_branch_insn): New.
2424 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
2425 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
2426 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
2427 iterators to the top.
2428 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
2429 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
2430 snedi_special_trunc): Delete.
2431 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
2432 and snedi_special_trunc.
2433 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
2434 cbranchdi4, cbranch<F:mode>4): New.
2435 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
2436 here. Use gen_compare_reg instead of gen_compare_operator.
2437 (conditional_trap): Replace with...
2438 (ctrapsi4, ctrapdi4): ... this.
2439 (stack_protect_test): Use cbranchcc4.
2441 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
2443 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
2444 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
2445 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
2446 from operands[0] or operands[3] depending on is_set.
2447 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
2448 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
2449 cmpdf, bCC), sCC: Remove.
2450 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
2451 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
2453 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
2454 spu_emit_branch_or_set.
2456 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
2458 * config/stormy16/stormy16.h (xstormy16_compare_op0,
2459 xstormy16_compare_op1): Delete.
2460 * config/stormy16/stormy16.c (xstormy16_compare_op0,
2461 xstormy16_compare_op1): Delete.
2462 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
2464 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
2465 (cmphi, cmpsi, bCC): Remove.
2467 * config/v850/v850.md (tstsi, cmpsi): Fold into...
2468 (*cmpsi): ... this one.
2469 (cbranchsi4, cstoresi4): New.
2470 (bCC expanders): Delete.
2471 (sCC insns): Fold into...
2472 (*setcc): ... this one.
2473 (casesi): Do not use gen_cmpsi and gen_bgtu.
2474 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
2475 (movsicc): Simplify.
2476 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
2478 * config/vax/vax-protos.h (cond_name): New.
2479 (vax_output_conditional_branch): Remove.
2480 * config/vax/vax.c (cond_name): New.
2481 (vax_output_conditional_branch): Remove.
2482 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
2483 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
2484 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
2485 (bit<VAXint>): Wrap source with (compare).
2486 (b<code> and following unnamed pattern): Rename to *branch and
2487 *branch_reversed. Change macroization to match_operator.
2488 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
2490 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
2491 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
2492 Change last argument to machine_mode.
2493 (xtensa_expand_scc): Add machine_mode argument.
2494 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
2495 (gen_conditional_move, xtensa_expand_conditional_branch,
2496 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
2497 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
2498 Adjust operand numbers.
2499 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
2501 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
2502 (cmpsi, cmpsf, b<code>, s<code>): Delete.
2503 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
2505 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2507 * optabs.c (prepare_cmp_insn): Temporarily disable test that
2508 causes spurious differences between trunk and cond-optab branch.
2510 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2513 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
2515 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2517 * tree.c (iterative_hash_pointer): Delete.
2518 (iterative_hash_expr): Short-circuit handling of NULL pointer.
2519 Hash UIDs and versions of SSA names. Don't special-case built-in
2520 function declarations.
2522 2009-05-11 Ian Lance Taylor <iant@google.com>
2525 * graphite.c: Force -Wc++-compat to only be a warning before
2526 #including "cloog/cloog.h".
2528 2009-05-11 Martin Jambor <mjambor@suse.cz>
2530 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
2532 2009-05-11 Jan Hubicka <jh@suse.cz>
2534 * tree-ssa-loop-ivcanon.c: Include target.h
2535 (struct loop_size): new structure.
2536 (constant_after_peeling): New predicate.
2537 (tree_estimate_loop_size): New function.
2538 (estimated_unrolled_size): Rewrite for new estimates.
2539 (try_unroll_loop_completely): Use new estimates.
2540 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
2542 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2544 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
2545 libcpp interface change.
2546 (spu_macro_to_expand): Likewise.
2548 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
2550 PR tree-optimization/40026
2551 * gimplify.c (gimplify_init_constructor): Change initial conditional
2552 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
2553 optimize_compound_literals_in_ctor.
2555 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
2557 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
2559 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
2561 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
2563 * tree-vect-data-refs.c (vect_analyze_group_access): Use
2564 HOST_WIDE_INT for gap.
2566 2009-05-11 Ira Rosen <irar@il.ibm.com>
2568 PR tree-optimization/40074
2569 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
2570 account in group size and step comparison.
2572 2009-05-11 Richard Guenther <rguenther@suse.de>
2574 * passes.c (init_optimization_passes): Strip now incorrect comment.
2575 (execute_function_todo): Do not set PROP_alias.
2576 * tree-pass.h (PROP_alias): Remove.
2577 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
2578 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
2579 * tree-nrv.c (pass_return_slot): Likewise.
2580 * tree-object-size.c (pass_object_sizes): Likewise.
2581 * tree-ssa-dom.c (pass_dominator): Likewise.
2582 (pass_phi_only_cprop): Likewise.
2583 * tree-ssa-dse.c (pass_dse): Likewise.
2584 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
2585 (pass_cselim): Likewise.
2586 * tree-ssa-pre.c (pass_pre): Likewise.
2587 (pass_fre): Likewise.
2588 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
2589 * tree-ssa-sink.c (pass_sink_code): Likewise.
2590 * tree-stdarg.c (pass_stdarg): Likewise.
2591 * tree-tailcall.c (pass_tail_calls): Likewise.
2592 * tree-vrp.c (pass_vrp): Likewise.
2594 2009-05-10 Ian Lance Taylor <iant@google.com>
2596 * basic-block.h (enum profile_status): Break out of struct
2598 * cgraph.h (struct inline_summary): Break out of struct
2600 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
2601 of struct cgraph_order_sort.
2602 * combine.c (enum undo_kind): New enum, broken out of struct undo.
2603 * cse.c (struct branch_path): Break out of struct
2604 cse_basic_block_data.
2605 * except.h (enum eh_region_type): Break out of struct eh_region.
2606 * gcc.c (enum add_del): Break out of struct modify_target.
2607 * genrecog.c (enum decision_type): Break out of struct decision_test.
2608 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
2610 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
2611 * regmove.c (enum match_use): New enum, broken out of struct match.
2612 * sched-int.h (enum post_call_group): New enum, broken out of
2614 (struct deps_reg): Break out of struct deps.
2615 * target.h (struct asm_int_op): Break out of struct gcc_target.
2616 * tree-eh.c (struct goto_queue_node): Break out of struct
2618 * tree-inline.h (enum copy_body_cge_which): Break out of
2620 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
2622 * c-decl.c (in_struct, struct_types): New static variables.
2623 (pushtag): Add loc parameter. Change all callers.
2624 (lookup_tag): Add ploc parameter. Change all callers.
2625 (check_compound_literal_type): New function.
2626 (parser_xref_tag): Add loc parameter. Change all callers. If
2627 -Wc++-compat, warn about struct/union/enum types defined within a
2629 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
2630 and loc parameters. Change all callers. Change error calls to
2631 error_at, using loc. For a redefinition, if the location of the
2632 original definition is known, report it. Set in_struct and
2633 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
2634 (finish_struct): Add new parameters enclosing_in_struct and
2635 enclosing_struct_types. Change all callers. Set
2636 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
2637 in the struct. If in a struct, add this struct to struct_types.
2638 (start_enum): Add loc parameter. Change all callers. Use
2639 error_at for errors, using loc. For a redefinition, if the
2640 location of the original definition is known, report it. If in a
2641 struct, add this enum type to struct_types. If -Wc++-compat warn
2642 if in sizeof, typeof, or alignof.
2643 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
2644 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
2645 (c_parser_enum_specifier): Get enum location for start_enum.
2646 (c_parser_struct_or_union_specifier): Get struct location for
2647 start_struct. Save in_struct and struct_types status between
2648 start_struct and finish_struct.
2649 (c_parser_cast_expression): Get location of cast.
2650 (c_parser_alignof_expression): Get location of type.
2651 (c_parser_postfix_expression): Likewise.
2652 (c_parser_postfix_expression_after_paren_type): Add type_loc
2653 parameter. Change all callers. Call check_compound_literal_type.
2654 Use type_loc for error about variable size type.
2655 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
2656 of an enum constant from an enum type defined in a struct or union.
2657 (c_cast_expr): Add loc parameter. Change all callers. If
2658 -Wc++-compat, warn about defining a type in a cast.
2659 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
2660 (start_enum, start_struct, finish_struct): Update declarations.
2661 (parser_xref_tag, c_cast_expr): Update declarations.
2662 (check_compound_literal_type): Declare.
2664 2009-05-11 Ben Elliston <bje@au.ibm.com>
2666 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
2667 for recent libcpp interface change.
2668 (rs6000_macro_to_expand): Likewise.
2670 2009-05-10 Michael Matz <matz@suse.de>
2673 * config/arm/arm.c (require_pic_register): Emit on entry edge,
2674 not at entry of function.
2676 2009-05-10 Richard Guenther <rguenther@suse.de>
2678 PR tree-optimization/40081
2680 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2681 using the main variant of the element type. Do not fiddle with
2682 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2684 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
2685 structs with volatile fields.
2687 2009-05-10 Jan Hubicka <jh@suse.cz>
2689 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
2690 (estimate_move_cost): Assert that it does not get called for
2692 (estimate_num_insns): Skip VOID types in argument handling.
2693 (optimize_inline_calls): Delete unreachable blocks and verify that
2696 2009-05-10 Jan Hubicka <jh@suse.cz>
2698 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
2699 * cgraph.c (cgraph_mark_address_taken_node): New function.
2700 (dump_cgraph_node): Dump new flag.
2701 * cgraph.h (struct cgraph_node): Add address_taken.
2702 (cgraph_mark_address_taken_node): New function.
2703 * ipa.c (cgraph_postorder): Prioritize functions with address taken
2704 since new direct calls can be born.
2706 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2708 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
2711 2009-05-10 Jan Hubicka <jh@suse.cz>
2714 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
2716 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
2717 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
2718 * tree-inline.c (copy_bb): Set frequency correctly.
2719 (fold_marked_statements): Update call to
2720 cgraph_update_edges_for_call_stmt.
2722 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2724 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
2725 identifiers in diagnostics.
2726 * config/arm/arm.c (arm_handle_fndecl_attribute,
2727 arm_handle_isr_attribute): Likewise.
2728 * config/avr/avr.c (avr_handle_progmem_attribute,
2729 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
2730 * config/bfin/bfin.c (handle_int_attribute,
2731 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
2732 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
2733 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
2735 * config/darwin.c (darwin_handle_kext_attribute,
2736 darwin_handle_weak_import_attribute): Likewise.
2737 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
2738 h8300_handle_eightbit_data_attribute,
2739 h8300_handle_tiny_data_attribute): Likewise.
2740 * config/i386/i386.c (ix86_handle_cconv_attribute,
2741 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
2742 * config/i386/winnt.c (ix86_handle_shared_attribute,
2743 ix86_handle_selectany_attribute): Likewise.
2744 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2745 * config/m32c/m32c.c (function_vector_handler): Likewise.
2746 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
2747 m68hc11_handle_fntype_attribute): Likewise.
2748 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2749 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2750 * config/mips/mips.c (mips_insert_attributes,
2751 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
2752 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
2753 rs6000_handle_struct_attribute): Likewise.
2754 * config/sh/sh.c (sh_insert_attributes,
2755 sh_handle_resbank_handler_attribute,
2756 sh_handle_interrupt_handler_attribute,
2757 sh2a_handle_function_vector_handler_attribute,
2758 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2760 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
2761 * config/spu/spu.c (spu_handle_fndecl_attribute,
2762 spu_handle_vector_attribute): Likewise.
2763 * config/stormy16/stormy16.c
2764 (xstormy16_handle_interrupt_attribute): Likewise.
2765 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
2766 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2768 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2770 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
2771 (pp_translate_identifiers): New.
2772 (pp_identifier): Only conditionally translate identifier to locale
2774 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
2775 (pp_base_tree_identifier): Only conditionally translate identifier
2776 to locale character set.
2777 * c-pretty-print.c (M_): Define.
2778 (pp_c_type_specifier, pp_c_primary_expression): Mark English
2779 fragments for conditional translation with M_.
2780 * tree-pretty-print.c (maybe_init_pretty_print): Disable
2781 identifier translation.
2783 2009-05-10 Richard Guenther <rguenther@suse.de>
2785 PR tree-optimization/40081
2786 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2787 using the main variant of the element type. Do not fiddle with
2788 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2790 2009-05-09 Jan Hubicka <jh@suse.cz>
2793 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
2794 indirect calls; verify cgraph afterwards.
2796 2009-05-09 Jan Hubicka <jh@suse.cz>
2799 * ipa.c (update_inlined_to_pointer): New function.
2800 (cgraph_remove_unreachable_nodes): Use it.
2802 2009-05-09 Jan Hubicka <jh@suse.cz>
2804 * tree-eh.c (struct leh_state): Remove prev_try.
2805 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
2807 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
2808 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
2809 remove_eh_handler_and_replace, foreach_reachable_handler,
2810 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
2811 * except.h (struct eh_region): Remove eh_region_u_cleanup.
2812 (gen_eh_region_cleanup): Update prototype.
2814 2009-05-09 Jan Hubicka <jh@suse.cz>
2817 * except.c (copy_eh_region): Always set prev_try.
2818 (redirect_eh_edge_to_label): Find outer try.
2819 (foreach_reachable_handler): When looking for prev try
2820 handle case where previous try is not going to be taken.
2822 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2824 PR tree-optimization/40049
2825 * tree-vect-stmts.c (vectorizable_operation): If the machine has
2826 only vector/vector shifts, convert the type of the constant to the
2827 appropriate type to avoid building incorrect trees, which
2828 eventually have problems with garbage collection.
2830 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2832 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
2833 -1 for complex floating-point types if honoring signed zeros.
2835 2009-05-08 Jan Hubicka <jh@suse.cz>
2837 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
2838 argument; handle correctly when profile is absent.
2839 (build_cgraph_edges): Update.
2840 (rebuild_cgraph_edges): Update.
2841 * cgraph.c: Do not include varray.h.
2842 (cgraph_set_call_stmt_including_clones): New function.
2843 (cgraph_create_edge_including_clones): Likewise
2844 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
2845 (cgraph_update_edges_for_call_stmt): Handle clones.
2846 (cgraph_remove_node): Handle clone tree.
2847 (cgraph_remove_node_and_inline_clones): New function.
2848 (dump_cgraph_node): Dump clone tree.
2849 (cgraph_clone_node): Handle clone tree.
2850 (clone_function_name): Bring here from tree-inline.c.
2851 (cgraph_create_virtual_clone): New function.
2852 * cgraph.h (ipa_replace_map): Move here from ipa.h.
2853 (cgraph_clone_info): New function.
2854 (strut cgraph_node): Add clone_info and new clone tree pointers.
2855 (cgraph_remove_node_and_inline_clones,
2856 cgraph_set_call_stmt_including_clones,
2857 cgraph_create_edge_including_clones,
2858 cgraph_create_virtual_clone): Declare.
2859 (cgraph_function_versioning): Use VEC argument.
2860 (compute_call_stmt_bb_frequency): Update prototype.
2861 (cgraph_materialize_all_clones): New function.
2862 * ipa-cp.c (ipcp_update_cloned_node): Remove.
2863 (ipcp_create_replace_map): Update to VECtors.
2864 (ipcp_update_callgraph): Use virtual clones.
2865 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
2866 (ipcp_update_profiling): Do not update local profiling.
2867 (ipcp_insert_stage): Use VECtors and virtual clones.
2868 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
2869 (clone_of_p): New function.
2870 (cgraph_preserve_function_body_p): Use clone tree.
2871 (cgraph_optimize): Materialize clones.
2872 (cgraph_function_versioning): Update for VECtors.
2873 (save_inline_function_body): Use clone tree.
2874 (cgraph_materialize_clone): New function.
2875 (cgraph_materialize_all_clones): Likewise.
2876 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
2877 * ipa.c: Include gimple.h.
2878 (cgraph_remove_unreachable_nodes): Use clone tree.
2879 * ipa-prop.c (ipa_note_param_call): Update call to
2880 compute_call_stmt_bb_frequencycall.
2881 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
2882 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
2883 (copy_bb): Handle updating of clone tree; add new edge when new call
2885 (expand_call_inline): Be strict about every call having edge.
2886 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
2887 (delete_unreachable_blocks_update_callgraph): New function.
2888 (tree_function_versioning): Use VECtors; always remove unreachable
2889 blocks and fold conditionals.
2890 * tree-inline.h: Do not include varray.h.
2891 (tree_function_versioning): Remove.
2892 * Makefile.in (GTFILES): Remove tree-inline.c
2893 * passes.c (do_per_function): Do only functions having body.
2894 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
2897 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
2898 Andrew Morrow <acm@google.com>
2901 * c-common.c (c_common_attribute_table): Permit deprecated
2902 attribute to take an optional argument.
2903 (handle_deprecated_attribute): If the optional argument to
2904 __attribute__((deprecated)) is not a string ignore the attribute
2907 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
2908 * c-typeck.c (build_component_ref): Likewise.
2909 (build_external_ref): Likewise.
2911 * toplev.c (warn_deprecated_use): Add an attribute argument.
2912 Emit the message associated with __attribute__((deprecated)).
2914 * toplev.h (warn_deprecated_use): Updated.
2916 * doc/extend.texi: Document new optional parameter to
2917 __attribute__((deprecated))
2919 2009-05-08 Michael Eager <eager@eagercon.com>
2921 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
2922 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
2924 2009-05-08 Richard Guenther <rguenther@suse.de>
2926 PR tree-optimization/40062
2927 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
2928 Avoid exponential behavior.
2930 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2932 PR rtl-optimization/33928
2934 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
2935 process_uses, build_single_def_use_links): New.
2936 (update_df): Update use_def_ref.
2937 (forward_propagate_into): Use get_def_for_use instead of use-def
2939 (fwprop_init): Call build_single_def_use_links and let it initialize
2941 (fwprop_done): Free use_def_ref.
2942 (fwprop_addr): Eliminate duplicate call to df_set_flags.
2943 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
2944 df_rd_simulate_one_insn): New.
2945 (df_rd_bb_local_compute_process_def): Update head comment.
2946 (df_chain_create_bb): Use the new RD simulation functions.
2947 * df.h (df_rd_simulate_artificial_defs_at_top,
2948 df_rd_simulate_one_insn): New.
2949 * opts.c (decode_options): Enable fwprop at -O1.
2950 * doc/invoke.texi (-fforward-propagate): Document this.
2952 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2955 * c-typeck.c (build_binary_op): Handle arithmetic between one real
2956 and one complex operand specially.
2957 * tree-complex.c (some_nonzerop): Do not identify a real value as
2958 zero if flag_signed_zeros.
2960 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2962 PR rtl-optimization/33928
2963 * loop-invariant.c (record_use): Fix && vs. || mishap.
2965 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2967 PR rtl-optimization/33928
2968 * loop-invariant.c (struct use): Add addr_use_p.
2969 (struct def): Add n_addr_uses.
2970 (struct invariant): Add cheap_address.
2971 (create_new_invariant): Set cheap_address.
2972 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
2973 (record_uses): Pass df_ref to record_use.
2974 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
2977 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2979 * config/sh/sh.c: Do not include c-pragma.h.
2981 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2983 * config/spu/spu.c: Remove include of c-common.h.
2985 2009-05-07 Janis Johnson <janis187@us.ibm.com>
2988 * c-common.h (mark_valid_location_for_stdc_pragma,
2989 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
2990 clear_float_const_decimal64, float_const_decimal64_p): New.
2991 * c.opt (Wunsuffixed-float-constants): New.
2992 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
2993 unsuffixed float constant, handle new warning.
2994 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
2995 * c-decl.c (c_scope): New flag float_const_decimal64.
2996 (set_float_const_decimal64, clear_float_const_decimal64,
2997 float_const_decimal64_p): New.
2998 (push_scope): Set new flag.
2999 * c-parser.c (c_parser_translation_unit): Mark when it's valid
3000 to use STDC pragmas.
3001 (c_parser_external_declaration): Ditto.
3002 (c_parser_compound_statement_nostart): Ditto.
3003 * c-pragma.c (valid_location_for_stdc_pragma,
3004 mark_valid_location_for_stdc_pragma,
3005 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
3006 handle_pragma_float_const_decimal64): New.
3007 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
3008 * cp/semantics.c (valid_location_for_stdc_pragma_p,
3009 set_float_const_decimal64, clear_float_const_decimal64,
3010 float_const_decimal64_p): New dummy functions.
3011 * doc/extend.texi (Decimal Float): Remove statement that the
3012 pragma, and suffix for double constants, are not supported.
3013 * doc/invoke.texi (Warning Options): List new option.
3014 (-Wunsuffixed-float-constants): New.
3016 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
3018 * config/i386/i386.c: Do not include c-common.h.
3020 2009-05-07 Mark Heffernan <meheff@google.com>
3022 * doc/invoke.texi (Debugging Options): Document change of debugging
3024 * opts.c (decode_options): Make dump_base_name relative to
3025 aux_base_name directory.
3027 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
3029 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
3030 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
3032 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
3034 * Makefile.in (install-plugin): Simplify a bit.
3036 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
3038 * Makefile.in (OBJS-common): Add regcprop.o.
3040 * timevar.def (TV_CPROP_REGISTERS): New.
3041 * regrename.c (regrename_optimize): Return 0.
3042 (rest_of_handle_regrename): Delete.
3043 (pass_rename_registers): Point to regrename_optimize.
3044 (struct value_data_entry, struct value_data,
3045 kill_value_one_regno, kill_value_regno, kill_value,
3046 set_value_regno, init_value_data, kill_clobbered_value,
3047 kill_set_value, kill_autoinc_value, copy_value,
3048 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
3049 replace_oldest_value_reg, replace_oldest_value_addr,
3050 replace_oldest_value_mem, copyprop_hardreg_forward_1,
3051 debug_value_data, validate_value_data): Move...
3052 * regcprop.c: ... here.
3053 (rest_of_handle_cprop): Delete.
3054 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
3056 2009-05-07 Jakub Jelinek <jakub@redhat.com>
3059 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
3060 GEN_INT for 1 << bitnum.
3061 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
3064 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
3066 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
3067 Remove wrong description of "nand" operation.
3069 2009-05-06 Richard Guenther <rguenther@suse.de>
3070 Adam Nemet <anemet@caviumnetworks.com>
3072 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
3073 comment. Add that if LHS is not a gimple register, then RHS1 has
3074 to be a single object (GIMPLE_SINGLE_RHS).
3076 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
3078 * expr.c (get_def_for_expr): Move it up in the file.
3079 (store_field): When expanding a bit-field store, look at the
3080 defining gimple stmt for the masking conversion.
3082 2009-05-06 Janis Johnson <janis187@us.ibm.com>
3085 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
3086 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
3087 32-bit memcpy into long.
3089 2009-05-06 Jakub Jelinek <jakub@redhat.com>
3091 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
3092 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
3094 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
3095 instead of appending DW_OP_deref*.
3097 2009-05-06 Michael Matz <matz@suse.de>
3100 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
3101 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
3103 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
3105 * Makefile.in (install-plugin): Fix srcdir handling.
3107 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
3109 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
3110 when processing for not_regs_needed bitmap.
3111 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
3112 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
3113 handling it for rhs.
3115 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3117 * config/i386/i386.md (unnamed inc/dec peephole): Use
3118 optimize_insn_for_size_p instead of optimize_size.
3119 * config/i386/predicates.md (incdec_operand): Likewise.
3120 (aligned_operand): Likewise.
3121 * config/i386/sse.md (divv8sf3): Likewise.
3122 (sqrtv8sf2): Likewise.
3124 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3126 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
3128 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
3130 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3132 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
3133 ssemodesuffixf2c with avxmodesuffixf2c.
3135 2009-05-06 Joseph Myers <joseph@codesourcery.com>
3138 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
3140 2009-05-05 Jakub Jelinek <jakub@redhat.com>
3142 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
3143 (struct tree_base): Adjust spacing for 8 bit boundaries.
3144 (struct tree_decl_common): Add decl_by_reference_flag bit.
3145 (DECL_BY_REFERENCE): Adjust.
3146 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
3147 print DECL_BY_REFERENCE bit.
3148 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
3149 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
3150 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
3151 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
3155 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
3156 range of the type, but default label is missing, add it with one
3157 of the existing labels instead of adding a new label for it.
3159 2009-05-05 Joseph Myers <joseph@codesourcery.com>
3163 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
3165 * Makefile.in (enable_plugin, plugin_includedir): New.
3166 (install): Depend on install-plugin.
3167 (PLUGIN_HEADERS): New.
3168 (install-plugin): New.
3169 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
3171 2009-05-05 Richard Guenther <rguenther@suse.de>
3173 PR tree-optimization/40022
3174 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
3176 (phivn_valid_p): Fix tuplification error, simplify.
3177 (phiprop_insert_phi): Add dumps.
3178 (propagate_with_phi): Simplify.
3180 2009-05-05 Richard Guenther <rguenther@suse.de>
3183 * builtins.c (gimplify_va_arg_expr): Properly build the address.
3185 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
3187 * tree.h (strip_float_extensions): Remove duplicate declaration.
3188 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
3189 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
3190 block_ultimate_origin): Rearrange the declarations line to match the
3191 comment that indicates the .c file which the functions are defined.
3192 (dwarf2out_*, set_decl_rtl): Add comment.
3193 (get_base_address): Adjust comment.
3194 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
3195 declarations line and add comment.
3196 (is_builtin_name): Add blank after function name, for clarity.
3198 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3200 * attribs.c (decl_attributes): Use %qE for identifiers in
3202 * cgraphunit.c (verify_cgraph_node): Translate function names to
3203 locale character set in diagnostics.
3204 * coverage.c (get_coverage_counts): Use %qE for identifiers in
3206 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
3207 Document that functions are named in UTF-8.
3208 * expr.c (expand_expr_real_1): Translate function names to locale
3209 character set in diagnostics.
3210 * gimplify.c (omp_notice_variable, omp_is_private,
3211 gimplify_scan_omp_clauses): Use %qE for identifiers in
3213 * langhooks.c (lhd_print_error_function): Translate function names
3214 to locale character set.
3215 * langhooks.h (decl_printable_name): Document that return value is
3216 in internal character set.
3217 * stmt.c: Include pretty-print.h
3218 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
3220 (resolve_operand_name_1): Translate named operand name to locale
3222 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
3224 * toplev.c (announce_function): Translate function names to locale
3226 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
3227 (default_tree_printer): Use pp_identifier or translate identifiers
3228 to locale character set. Mark "<anonymous>" for translation.
3229 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
3230 for identifiers in diagnostics.
3231 * tree.c (handle_dll_attribute): Use %qE for identifiers in
3233 * varasm.c (output_constructor): Use %qE for identifiers in
3236 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
3238 * configure.ac: use ` ` instead of $()
3239 * configure: Regenerate.
3241 2009-05-05 Ben Elliston <bje@au.ibm.com>
3243 * config/pa/linux-atomic.c: Eliminate conditional include of
3244 errno.h on non-LP64 systems to simplify build requirements.
3246 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3248 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
3250 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
3251 and pass value to identifier_to_locale.
3252 (warn_variable_length_array): Make name a tree.
3253 (grokdeclarator): Separate diagnostic texts for named and unnamed
3254 declarators. Use %qE for named declarators.
3255 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
3257 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
3258 identifiers in diagnostics.
3259 * c-typeck.c (push_member_name, start_init): Pass identifiers to
3260 identifier_to_locale. Mark "anonymous" strings for translation.
3262 2009-05-04 Michael Eager <eager@eagercon.com>
3264 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
3265 address for DImode/DFmode only if double-precision FP regs.
3267 2009-05-04 Michael Eager <eager@eagercon.com>
3269 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
3270 TARGET_SINGLE_FLOAT check.
3272 2009-05-04 Michael Eager <eager@eagercon.com>
3274 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
3276 2009-05-04 Michael Eager <eager@eagercon.com>
3278 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
3279 * config/rs6000/t-xilinx: New
3281 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
3283 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
3284 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
3285 * gcc/explow.c (memory_address): Use target hook.
3286 * gcc/targhooks.c (default_legitimize_address): New.
3287 * gcc/targhooks.h (default_legitimize_address): New.
3288 * gcc/target.h (legitimize_address): New.
3289 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
3290 (TARGET_INITIALIZER): Include it.
3291 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
3293 * config/bfin/bfin-protos.h (legitimize_address): Remove.
3294 * config/bfin/bfin.c (legitimize_address): Remove.
3295 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
3296 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
3298 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
3299 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
3301 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
3302 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
3303 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
3304 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
3305 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
3306 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
3307 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
3308 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
3309 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
3310 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
3311 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
3312 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
3313 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
3314 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
3315 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
3316 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
3317 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
3318 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
3319 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
3320 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
3321 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
3322 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
3323 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
3325 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
3326 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
3327 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
3328 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
3329 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
3330 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
3331 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
3332 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
3333 (thumb_legitimize_address): Delete.
3334 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
3335 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
3336 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
3337 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
3338 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
3339 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
3341 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
3344 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
3345 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
3346 * config/m32r/m32r.c (m32r_legitimize_address): New.
3347 * config/m68k/m68k.c (m68k_legitimize_address): New.
3348 * config/score/score.c (score_legitimize_address): Standardize.
3349 * config/score/score3.c (score3_legitimize_address): Standardize.
3350 * config/score/score3.h (score3_legitimize_address): Adjust.
3351 * config/score/score7.c (score7_legitimize_address): Standardize.
3352 * config/score/score7.h (score7_legitimize_address): Adjust.
3353 * config/sh/sh.c (sh_legitimize_address): New.
3354 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
3356 * gcc/config/s390/s390.c (legitimize_address): Rename to...
3357 (s390_legitimize_address): ... this.
3358 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
3359 (sparc_legitimize_address): ... this.
3360 * gcc/config/i386/i386.c (legitimize_address): Rename to...
3361 (ix86_legitimize_address): ... this.
3362 * gcc/config/avr/avr.c (legitimize_address): Rename to...
3363 (avr_legitimize_address): ... this.
3364 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
3365 (mn10300_legitimize_address): ... this.
3366 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
3367 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
3368 (alpha_expand_mov): Adjust call.
3370 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
3371 * config/spu/spu.c (spu_legitimize_address): Likewise.
3372 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
3373 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
3375 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3377 * intl.c (locale_encoding, locale_utf8): New.
3378 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
3379 * intl.h (locale_encoding, locale_utf8): Declare.
3380 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
3381 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
3383 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
3385 (pp_tree_identifier): Define to call pp_base_tree_identifier.
3386 (pp_base_tree_identifier): Declare as function.
3387 (identifier_to_locale): Declare.
3388 * Makefile.in (pretty-print.o): Update dependencies.
3389 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
3391 2009-05-04 Richard Guenther <rguenther@suse.de>
3394 * builtins.c (fold_builtin_memory_op): Do not decay to element
3395 type if the size matches the whole array.
3397 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3399 * expmed.c (synth_mult): When trying out a shift, pass the result
3402 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3404 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
3405 (shiftsub1_cost): New.
3406 (init_expmed): Compute shiftsub1_cost.
3407 (synth_mult): Optimize multiplications by constants of the form
3408 -(2^^m-1) for some constant positive integer m.
3410 2009-05-03 Richard Guenther <rguenther@suse.de>
3413 * c-typeck.c (array_to_pointer_conversion): Do not built
3414 ADDR_EXPRs of arrays of pointer-to-element type.
3415 * c-gimplify.c (c_gimplify_expr): Revert change fixing
3416 up wrong ADDR_EXPRs after-the-fact.
3417 * c-common.c (strict_aliasing_warning): Strip pointer
3418 conversions for obtaining the original type.
3419 * builtins.c (fold_builtin_memset): Handle array types.
3420 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
3423 2009-05-03 Richard Guenther <rguenther@suse.de>
3426 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
3427 Do not lose casts from array types with unknown extent to array
3428 types with known extent.
3429 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
3430 alias set compatibility.
3432 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
3434 * flags.h (extra_warnings): Delete.
3435 * toplev.c (process_options): Handle Wuninitialized here.
3436 * opts.c (extra_warnings): Delete.
3437 (set_Wextra): Delete.
3438 (common_handle_option): -Wextra can be handled automatically.
3439 * c-opts.c (c_common_handle_option): Delete obsolete code.
3440 (c_common_post_options): Simplify comment.
3441 * common.opt (W): Add Var.
3443 (Wuninitialized): Initialize to -1.
3445 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
3446 Richard Guenther <rguenther@suse.de>
3448 * expr.c (get_def_for_expr): New function.
3449 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
3450 SSA rather than trees.
3451 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
3452 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
3454 2009-05-03 Joseph Myers <joseph@codesourcery.com>
3456 * c-common.c (reswords): Add _Imaginary.
3457 * c-common.c (enum rid): Add RID_IMAGINARY.
3459 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
3461 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
3462 Patch by Richard Guenther.
3464 2009-05-03 Anatoly Sokolov <aesok@post.ru>
3466 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
3467 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3468 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
3469 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
3470 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
3471 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
3472 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
3473 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
3474 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
3475 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
3476 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
3477 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
3478 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
3479 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
3480 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
3481 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
3482 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
3483 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
3485 2009-05-02 Richard Guenther <rguenther@suse.de>
3487 PR tree-optimization/39940
3488 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
3491 2009-05-02 Richard Guenther <rguenther@suse.de>
3494 * tree-ssa.c (execute_update_addresses_taken): Properly check
3495 if we can mark a variable DECL_GIMPLE_REG_P.
3496 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
3497 back to the end of the function.
3498 (is_gimple_reg_type): Remove complex type special casing.
3499 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
3502 2009-05-02 Ben Elliston <bje@au.ibm.com>
3504 * doc/collect2.texi (Collect2): Document search path behaviour
3505 when configured with --with-ld.
3507 2009-05-02 Jan Hubicka <jh@suse.cz>
3509 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
3510 parameter; update callers.
3511 (coalesce_cost_edge): EH edges are costier because they needs
3512 splitting even if not critical and even more costier when there are
3513 multiple EH predecestors.
3515 2009-05-02 Jan Hubicka <jh@suse.cz>
3517 * except.c (remove_eh_handler_and_replace): Handle updating after
3518 removing TRY blocks.
3520 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
3522 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
3524 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
3526 * varasm.c: Do not include c-pragma.h.
3527 * attribs.c: Do not incude c-common.h.
3529 2009-05-01 Michael Matz <matz@suse.de>
3531 * calls.c (initialize_argument_information): Handle SSA names like
3532 decls with a non MEM_P DECL_RTL.
3534 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3536 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
3537 * ipa-utils.c: Likewise.
3538 * ipa-type-escape.c: Likewise.
3539 * cgraphunit.c Do not include c-common.h.
3540 * ipa-pure-const.c: Likewise.
3541 * tree-if-conv.c: Likewise.
3542 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
3543 * ipa-struct-reorg.c: Likewise.
3544 * tree-nomudflap.c: Likewise.
3545 * tree-ssa-structalias.c: Likewise.
3547 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3549 * store-motion.c: Many cleanups to make this pass a first-class
3550 citizen instead of an appendix to gcse load motion. Add TODO list
3551 to make this pass faster/cleaner/better.
3553 (struct ls_expr): Post gcse.c-split cleanups.
3554 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
3555 "stores" field to "avail_stores".
3556 (pre_ldst_mems): Rename to store_motion_mems.
3557 (pre_ldst_table): Rename to store_motion_mems_table.
3558 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
3559 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
3560 (ldst_entry): Rename to st_expr_entry, update users.
3561 (free_ldst_entry): Rename to free_st_expr_entry, update users.
3562 (free_ldst_mems): Rename to free_store_motion_mems, update users.
3563 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
3565 (first_ls_expr): Rename to first_st_expr, update users.
3566 (next_ls_expr): Rename to next_st_expr, update users.
3567 (print_ldst_list): Rename to print_store_motion_mems. Print names of
3568 fields properly for store motion instead of names inherited from load
3570 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
3571 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
3574 (ae_kill): Rename to st_kill, update users.
3575 (ae_gen): Rename to st_avloc, update users.
3576 (transp): Rename to st_transp, update users.
3577 (pre_insert_map): Rename to st_insert_map, update users.
3578 (pre_delete_map): Rename to st_delete_map, update users.
3579 (insert_store, build_store_vectors, free_store_memory,
3580 one_store_motion_pass): Update for abovementioned changes.
3582 (gcse_subst_count, gcse_create_count): Remove.
3583 (one_store_motion_pass): New statistics counters "n_stores_deleted"
3584 and "n_stores_created", local variables.
3586 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
3589 (regvec, compute_store_table_current_insn): Remove.
3590 (reg_set_info, reg_clear_last_set): Remove.
3591 (compute_store_table): Use DF caches instead of local dataflow
3594 2009-05-01 Joseph Myers <joseph@codesourcery.com>
3596 * c-objc-common.c (c_tree_printer): Print identifiers with
3597 pp_identifier, not pp_string. Mark "({anonymous})" for
3599 * c-pretty-print.c (pp_c_ws_string): New.
3600 (pp_c_cv_qualifier, pp_c_type_specifier,
3601 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
3602 pp_c_storage_class_specifier, pp_c_function_specifier,
3603 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
3604 pp_c_primary_expression, pp_c_postfix_expression,
3605 pp_c_unary_expression, pp_c_shift_expression,
3606 pp_c_relational_expression, pp_c_equality_expression,
3607 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
3608 use pp_string and pp_c_ws_string in place of pp_identifier and
3609 pp_c_identifier for non-identifiers. Mark English strings for
3611 * c-pretty-print.h (pp_c_ws_string): Declare.
3613 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
3614 Roland McGrath <roland@redhat.com>
3616 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
3617 (ENABLE_LD_BUILDID): New configuration option.
3618 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
3619 (LINK_BUILDID_SPEC): New macro.
3620 (init_spec): If defined, prepend it between LINK_EH_SPEC and
3622 * doc/install.texi: Document --enable-linker-build-id option.
3623 * configure: Rebuild.
3624 * config.in: Rebuild.
3626 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
3628 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
3629 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
3630 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
3631 MIPS_GP_SAVE_AREA_SIZE.
3632 * config/mips/mips.c (struct mips_frame_info): Update comment
3633 before arg_pointer_offset and hard_frame_pointer_offset.
3634 (mips_compute_frame_info): Update diagram before function: to
3635 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
3636 indicate the position of frame_pointer_rtx with -fstack-protector and
3637 to show args_size. Don't allocate cprestore area for leaf functions
3638 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
3640 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
3642 2009-04-30 Michael Matz <matz@suse.de>
3644 PR tree-optimization/39955
3645 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
3647 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
3649 * ira.c (setup_cover_and_important_classes): Use safe macro
3650 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
3652 * genpreds.c (write_tm_preds_h): Output suitable definition of
3653 REG_CLASS_FOR_CONSTRAINT.
3655 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3657 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
3659 * bitmap.c (bitmap_descriptor): Likewise.
3660 * ggc-common.c (loc_descriptor): Likewise.
3661 * varray.c (varray_descriptor): Likewise.
3662 * vec.c (vec_descriptor): Likewise.
3664 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
3666 * Makefile.in (dce.o): Add $(EXCEPT_H).
3667 * dce.c: Include except.h and delete redundant vector definitions.
3668 (deletable_insn_p): Return false for non-call insns that can throw
3671 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
3673 * gcse.c (ae_gen): Remove.
3674 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
3675 and make non-static function to make it available in store-motion.c.
3676 Update call sites with search-and-replace.
3677 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
3678 extract_mentioned_regs, extract_mentioned_regs_helper,
3679 find_moveable_store, compute_store_table, load_kills_store, find_loads,
3680 store_killed_in_insn, store_killed_after, store_killed_before,
3681 build_store_vectors, insert_insn_start_basic_block, insert-store,
3682 remove_reachable_equiv_notes, replace_store_insn, delete_store,
3683 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
3684 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
3685 * store-motion.c: ...new file. Also copy data structures from gcse.c
3686 and clean up to remove parts not used by store motion.
3687 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
3688 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
3690 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3693 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
3694 when optimizing for size.
3696 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
3698 * gcse.c (gcse_constant_p): Fix typo in last change.
3700 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3702 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
3704 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
3706 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
3708 2009-04-29 James E. Wilson <wilson@codesourcery.com>
3710 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
3711 CONST_HIGH_PART result.
3713 2009-04-29 Anatoly Sokolov <aesok@post.ru>
3715 * config/avr/avr.c (initial_elimination_offset): Rename to
3716 avr_initial_elimination_offset.
3717 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
3718 change return type to bool.
3719 (avr_can_eliminate): New function.
3720 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
3721 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
3722 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
3723 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
3724 avr_initial_elimination_offset.
3725 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
3726 (avr_initial_elimination_offset): Define.
3728 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
3729 Steven Bosscher <steven@gcc.gnu.org>
3731 PR rtl-optimization/39938
3732 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
3733 * cfgrtl.c: Include insn-attr.h.
3734 (rest_of_pass_free_cfg): New function.
3735 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
3736 * resource.c (init_resource_info): Remove call to df_analyze.
3738 2009-04-29 Richard Guenther <rguenther@suse.de>
3741 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
3742 allow conversion to signed integers.
3744 2009-04-29 Richard Guenther <rguenther@suse.de>
3746 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
3747 shifts of floating point vectors if the shift amount is
3748 a constant multiple of the element size.
3750 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
3751 Michael Matz <matz@suse.de>
3755 * tree-outof-ssa.c (emit_partition_copy): New function.
3756 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3757 insert_part_to_rtx_on_edge): Perform the partition base var
3758 copy using emit_partition_copy.
3759 (insert_value_copy_on_edge): Convert constants to the right mode.
3760 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
3761 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
3763 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3765 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
3766 scan backwards to try to find a constant to initialize it.
3768 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
3769 insn before the loop_end instruction, don't look past labels.
3771 2009-04-29 Richard Guenther <rguenther@suse.de>
3774 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3775 loose type conversions.
3776 (forward_propagate_addr_expr): Fix tuplification bug. Remove
3777 stmts only if there are no uses of its definition.
3779 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3781 * config/bfin/bfin.h (splitting_loops): Declare.
3782 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
3783 Reorder bit definitions to be ascending.
3784 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
3785 * config/bfin/bfin.c (splitting_loops): New variable.
3786 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
3787 (struct loop_info): Remove members INIT and LOOP_INIT.
3788 (bfin_optimize_loop): Don't set them. Reorder the code that generates
3789 the LSETUP sequence. Allow LC to be loaded from any register, but
3790 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
3791 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
3793 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
3794 of reload_completed.
3797 * config/bfin/bfin.md (movsi_insn): Refine constraints.
3799 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
3801 * Makefile.in (PLUGIN_VERSION_H): New.
3802 (OBJS-common): Remove plugin-version.o.
3803 (plugin.o): Depend on (PLUGIN_VERSION_H).
3804 (plugin-version.o): Remove.
3805 * configure: Regenerate
3806 * configure.ac: Create plugin-version.h.
3807 * gcc-plugin.h (plugin_gcc_version): Remove.
3808 (plugin_default_version_check): Change signature.
3809 * plugin-version.c: Remove.
3810 * plugin.c: Include plugin-version.h.
3811 (str_plugin_gcc_version_name): Remove.
3812 (try_init_one_plugin): Pass gcc version to plugin_init.
3813 (plugin_default_version_check): Both gcc and plugin versions are now
3816 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3818 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
3819 problematic last insns. Test for TYPE_CALL rather than CALL_P.
3820 Remove special case testing for last insn of inner loops. Don't fail
3821 if the loop ends with a jump, emit an extra nop instead.
3823 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
3824 DREGS rather than comparing directly. Remove code that tries to
3825 account for latencies.
3827 2009-04-29 Richard Guenther <rguenther@suse.de>
3829 PR tree-optimization/39941
3830 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
3831 eliminating an indirect call.
3833 2009-04-29 Richard Guenther <rguenther@suse.de>
3835 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
3836 parameter. Allow invariants as base if !require_lvalue.
3837 (verify_gimple_assign_single): Adjust.
3839 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3841 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
3842 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
3843 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
3844 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
3845 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
3847 * config/bfin/bfin.c (bfin_expand_builtin,
3848 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
3850 2009-04-28 Richard Guenther <rguenther@suse.de>
3852 * tree-vect-loop.c (get_initial_def_for_induction): Use
3853 correct types for pointer increment.
3855 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3857 * toplev.c (print_version): Update GMP version string calculation.
3859 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
3861 PR rtl-optimization/39938
3862 * resource.c (init_resource_info): Add call to df_analyze.
3864 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3866 * config/alpha/alpha.md (usegp): Cast the result of
3867 alpha_find_lo_sum_using_gp to enum attr_usegp.
3868 * config/alpha/alpha.c (override_options): Remove end-of-structure
3869 marker element from cpu_table. Use array size of cpu_table to handle
3870 -mcpu and -mtune options.
3871 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
3873 2009-04-28 Joseph Myers <joseph@codesourcery.com>
3875 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
3876 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
3877 tune_32 and tune_64.
3878 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3880 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
3881 * config/rs6000/option-defaults.h: ... here. New file.
3882 (OPT_64, OPT_32): Define.
3883 (MASK_64BIT): Define to 0 if not already defined.
3884 (OPT_ARCH64, OPT_ARCH32): Define.
3885 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
3888 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3890 * config/arm/arm.c (arm_override_options): Emit error on using
3893 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3895 PR rtl-optimization/39914
3896 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3897 registers for allocnos created from user-defined variables only
3898 when not optimizing.
3900 2009-04-28 Richard Guenther <rguenther@suse.de>
3903 * fold-const.c (fold_binary): Use distribute_real_division only
3906 2009-04-28 Steve Ellcey <sje@cup.hp.com>
3908 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
3909 add hpux-stdint.h to tm_file.
3910 (hppa[12]*-*-hpux11*): Ditto.
3911 (ia64*-*-hpux*): Ditto.
3912 * config/hpux-stdint.h: New.
3913 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
3914 __STDC_EXT__ for all compiles.
3915 * config/pa/pa-hpux.h: Ditto.
3916 * config/pa/pa-hpux10.h: Ditto.
3917 * config/pa/pa-hpux11.h: Ditto.
3919 2009-04-28 Catherine Moore <clm@codesourcery.com>
3921 * debug.h (set_name): Add comment.
3923 2009-04-28 Andrew Pinski <pinskia@gmail.com>
3926 * config/darwin.c (machopic_gen_offset): Check
3927 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
3928 * config/arm/arm.c (require_pic_register): Likewise.
3930 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
3932 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
3933 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
3934 m32c_promote_prototypes): Delete.
3936 2009-04-28 Michael Matz <matz@suse.de>
3939 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
3942 2009-04-28 Richard Guenther <rguenther@suse.de>
3944 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
3946 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3948 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
3949 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
3950 * config/arm/arm-tune.md: Regenerate.
3952 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
3954 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
3955 block if there are complex incoming edges.
3956 (sel_merge_blocks): Remove useless assert.
3957 (sel_redirect_edge_and_branch): Check that edge was redirected.
3958 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
3959 (sel_find_rgns): Delete declaration.
3960 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
3961 the region when it is not a preheader.
3963 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3966 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
3968 2009-04-28 Richard Guenther <rguenther@suse.de>
3970 * tree.h (SSA_NAME_VALUE): Remove.
3971 (struct tree_ssa_name): Remove value_handle member.
3972 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
3973 array for jump threading.
3974 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
3976 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
3977 * tree-flow.h (threadedge_initialize_values): Declare.
3978 (threadedge_finalize_values): Likewise.
3979 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
3980 (SSA_NAME_VALUE): Define.
3981 (threadedge_initialize_values): New function.
3982 (threadedge_finalize_values): Likewise.
3983 * tree-ssa-dom.c (ssa_name_values): New global variable.
3984 (SSA_NAME_VALUE): Define.
3985 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
3987 2009-04-28 Ira Rosen <irar@il.ibm.com>
3989 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
3990 Use REPORT_VECTORIZED_LOCATIONS instead
3991 REPORT_VECTORIZED_LOOPS.
3992 * tree-vectorizer.c (vect_verbosity_level): Make static.
3993 (vect_loop_location): Rename to vect_location.
3994 (vect_set_verbosity_level): Update comment.
3995 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
3997 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
3998 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
3999 instead REPORT_UNVECTORIZED_LOOPS.
4000 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
4001 and vect_loop_def to vect_external_def and vect_internal_def.
4002 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
4003 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
4004 REPORT_UNVECTORIZED_LOCATIONS.
4005 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
4006 and vect_used_in_loop and to vect_unused_in_scope and
4008 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
4009 (vect_verbosity_level): Remove declaration.
4010 (vect_analyze_operations): Likewise.
4011 (vect_analyze_stmt): Declare.
4012 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
4013 REPORT_UNVECTORIZED_LOCATIONS.
4014 (vect_get_loop_niters): Fix indentation.
4015 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
4016 (vect_analyze_loop_operations): New function.
4017 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
4018 vect_analyze_operations.
4019 (vect_is_simple_reduction): Use new names.
4020 (vectorizable_live_operation, vect_transform_loop): Likewise.
4021 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
4022 to specify whether the data references can be a part of interleaving
4024 (vect_analyze_data_ref_dependence): Use new names.
4025 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
4026 (vect_create_addr_base_for_vector_ref): Remove redundant code.
4027 * tree-vect-patterns.c (widened_name_p): Use new names.
4028 (vect_recog_dot_prod_pattern): Likewise.
4029 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
4030 (process_use, vect_mark_stmts_to_be_vectorized,
4031 vect_model_simple_cost, vect_model_store_cost,
4032 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
4033 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4034 vectorizable_operation, vectorizable_type_demotion,
4035 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
4036 vectorizable_condition): Likewise.
4037 (vect_analyze_operations): Split into vect_analyze_loop_operations
4039 (vect_analyze_stmt): ... new function.
4040 (new_stmt_vec_info): Use new names.
4041 (vect_is_simple_use): Use new names and fix comment.
4042 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
4043 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
4045 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4048 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
4049 and integer modes for x87 operands. Do not ICE for unsupported size,
4050 generate error instead. Generate error for unsupported operand types.
4051 ['z']: Do not handle HImode memory operands specially. Warning
4052 for floating-point operands. Fallthru to 'Z' for unsupported operand
4053 types. Do not ICE for unsupported size, generate error instead.
4054 (output_387_binary_op): Use %Z to output operands.
4055 (output_fp_compare): Ditto.
4056 (output_387_reg_move): Ditto.
4058 2009-04-28 Ben Elliston <bje@au.ibm.com>
4063 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4065 * builtins.c (c_strlen): Do not warn here.
4066 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4067 * c-common.c (pointer_int_sum): Take an explicit location.
4068 Warn about offsets out of bounds.
4069 * c-common.h (pointer_int_sum): Adjust declaration.
4071 2009-04-27 Ian Lance Taylor <iant@google.com>
4073 * collect2.c (is_ctor_dtor): Change type of ret field in struct
4075 * dce.c (run_fast_df_dce): Change type of old_flags to int.
4076 * df-core.c (df_set_flags): Change return type to int. Change
4077 type of old_flags to int.
4078 (df_clear_flags): Likewise.
4079 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
4080 (df_get_conditional_uses): Likewise.
4081 * df.h (df_set_flags, df_clear_flags): Update declarations.
4082 * dwarf2out.c (struct indirect_string_node): Change type of form
4083 field to enum dwarf_form.
4084 (AT_string_form): Change return type to enum dwarf_form.
4085 * fixed-value.c (fixed_compare): Add cast to enum type.
4086 * fwprop.c (update_df): Change 0 to VOIDmode.
4087 * gensupport.c: Change 0 to UNKNOWN.
4088 * gimple.h (gimple_cond_code): Add cast to enum type.
4089 * haifa-sched.c (reemit_notes): Add cast to enum type.
4090 * hooks.c (hook_int_void_no_regs): Remove function.
4091 * hooks.h (hook_int_void_no_regs): Remove declaration.
4092 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
4093 * predict.c (combine_predictions_for_insn): Add casts to enum type.
4094 * real.c (real_arithmetic): Add cast to enum type.
4095 (real_compare): Likewise.
4096 * target.h (struct gcc_target): Change return type of
4097 branch_target_register_class to enum reg_class.
4098 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
4099 default_branch_target_register_class.
4100 * targhooks.c (default_branch_target_register_class): New function.
4101 * targhooks.h (default_branch_target_register_class): Declare.
4102 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
4103 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
4105 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
4107 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
4108 vect_uninitialized_def. Change 0 to ERROR_MARK.
4109 * tree-vect-stmts.c (supportable_widening_operation): Don't
4110 initialize icode1 and icode2.
4111 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
4112 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
4114 (cmn_err_flag_specs): Change 0 to STD_C89.
4115 (cmn_err_char_table): Likewise.
4116 * config/arm/arm.c (get_arm_condition_code): Change type of code
4117 to enum arm_cond_code.
4118 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
4119 (IWMMXT_BUILTIN2): Likewise.
4120 (neon_builtin_type_bits): Don't define typedef.
4121 (neon_builtin_datum): Change type of bits field to int.
4122 (arm_expand_neon_args): Add cast to enum type.
4123 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
4125 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
4127 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
4129 * config/mips/mips.md (jal_macro): Return enum constant.
4130 (single_insn): Likewise.
4131 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
4133 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4135 * config/s390/s390.c (s390_tune_flags): Change type to int.
4136 (s390_arch_flags): Likewise.
4137 (s390_handle_arch_option): Change flags field of struct pta to int.
4138 * config/s390/s390.h (s390_tune_flags): Update declaration.
4139 (s390_arch_flags): Likewise.
4140 * config/sh/sh.c (prepare_move_operands): Compare
4141 tls_symbolic_operand result with enum constant.
4142 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
4143 (sh_expand_prologue): Add cast to enum type.
4144 (sh_expand_epilogue): Likewise.
4145 (tls_symbolic_operand): Change return type to enum tls_model.
4146 (fpscr_set_from_mem): Add cast to enum type.
4147 (legitimize_pic_address): Compare tls_symbolic_operand result with
4149 (sh_target_reg_class): Change return type to enum reg_class.
4150 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
4152 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
4153 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
4154 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
4155 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
4156 (delayed_branch, tls_call_delay): Likewise.
4157 (eligible_for_sibcall_delay): Likewise.
4158 (eligible_for_return_delay): Likewise.
4159 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
4160 (spu_expand_builtin_1): Likewise.
4162 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
4163 for all types of conversions.
4164 (output_init_element): Issue -Wc++-compat warning if needed when
4165 initializing a bitfield with enum type.
4166 * c-parser.c (c_parser_expression): Set original_type to
4167 original_type of right hand operand of comman operator.
4169 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4171 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
4173 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
4174 * doc/cpp.texi (Standard Predefined Macros)
4175 (Implementation-defined behavior): Likewise.
4176 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
4177 * doc/gimple.texi (GIMPLE Exception Handling)
4178 (@code{GIMPLE_ASSIGN}): Likewise.
4179 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
4180 * doc/invoke.texi (Warning Options, Optimize Options)
4181 (AVR Options, Darwin Options): Likewise.
4182 (Optimize Options): Reformulate -fwhole-program description.
4183 * doc/loop.texi (Lambda): Likewise.
4184 * doc/md.texi (Output Template, Define Constraints)
4185 (Standard Names, Insn Splitting): Likewise.
4186 * doc/options.texi (Option properties): Likewise.
4187 * doc/passes.texi (Tree-SSA passes): Likewise.
4188 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
4189 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
4190 (File Names and DBX): Likewise.
4191 * doc/trouble.texi (Incompatibilities): Likewise.
4193 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4195 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
4196 instruction is correct.
4198 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4200 Allow non-constant arguments to conversion intrinsics.
4201 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
4202 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
4203 * spu.c (print_operand): Handle 'v' and 'w'.
4204 (exp2_immediate_p, spu_gen_exp2): Define.
4205 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
4206 spu_convtf_1): Update parameter descriptions.
4207 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
4208 * constraints.md ('v', 'w'): New.
4209 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
4211 (i2f, I2F): New define_mode_attr.
4212 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
4213 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
4214 fixuns_truncv4sfv4si2): Update to use mode attribute.
4215 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
4216 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
4217 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
4218 patterns for combine.
4220 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
4222 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
4223 (cprop, hoist, pre, store_motion): New debug counters.
4224 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
4225 is not an RTL pass anymore.
4226 (pass_profiling): Remove extern decl for pass removed in 2005.
4227 (pass_gcse, pass_jump_bypass): Remove.
4228 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
4229 to 0 for clean state.
4230 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
4231 * cse.c (gate_handle_cse_after_global_opts,
4232 rest_of_handle_cse_after_global_opts): New functions.
4233 (pass_cse_after_global_opts): New pass, does local CSE.
4234 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
4235 (TV_CPROP): New timevar.
4236 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
4237 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
4238 (gcse_main, recompute_all_luids): Remove.
4239 (compute_hash_table_work): Call max_reg_num instead of reading
4241 (cprop_jump): Don't set run_jump_opt_after_gcse.
4242 (constprop_register): Always allow to alter jumps.
4243 (cprop_insn): Likewise.
4244 (do_local_cprop): Likewise.
4245 (local_cprop_pass): Likewise. Return non-zero if something changed.
4246 (cprop): Remove function, fold interesting bits into one_cprop_pass.
4247 (find_implicit_sets): Add note about missed optimization opportunity.
4248 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
4249 pass_rtl_cprop execute function.
4250 Don't bother tracking the pass number, each pass gets its own dumpfile
4252 Always allow to alter jumpsand bypass jumps.
4253 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
4254 will just find no suitable set.
4255 (pre_edge_insert): Fix dumping, this function is for PRE only.
4256 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
4257 pass_rtl_pre execute function.
4258 (hoist_code): Return non-zero if something changed. Keep track of
4259 substitutions and insertions for statistics gathering similar to PRE.
4260 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
4261 called from the pass_rtl_hoist execute function. Show pass statistics.
4262 (compute_store_table): Use max_reg_num directly instead of using the
4263 formerly global max_gcse_regno.
4264 (build_store_vectors): Likewise.
4265 (replace_store_insn): Fix dumping.
4266 (store_motion): Rename to ...
4267 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
4268 pass, called from the pass_rtl_store_motion execute function. Keep
4269 track of substitutions and insertions for statistics gathering similar
4271 (bypass_jumps): Remove, fold interesting bits into ...
4272 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
4273 from the pass_rtl_cprop execute function.
4274 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4275 pass_jump_bypass): Remove.
4276 (gate_handle_gcse, rest_of_handle_gcse): Remove.
4277 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
4278 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
4279 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
4280 (gate_rtl_store_motion, execute_rtl_store_motion,
4281 pass_rtl_store_motion): New.
4282 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
4283 make it clear that -fcse-skip-blocks is a no-op for backward compat.
4284 * passes.c (init_optimization_passes): Remove pass_gcse and
4285 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
4286 and cse_after_global_opts in place of pass_gcse. Schedule cprop
4287 instead of pass_jump_bypass.
4289 2009-04-27 Richard Guenther <rguenther@suse.de>
4292 * gimplify.c (gimplify_expr): If we are required to create
4293 a temporary make sure it ends up as register.
4295 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
4298 * config/i386/i386.c (construct_container): Don't call
4299 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
4300 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
4302 2009-04-27 Michael Matz <matz@suse.de>
4304 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
4305 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
4306 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
4307 (dump_replaceable_exprs): Take a bitmap.
4308 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
4310 (expand_gimple_basic_block): Likewise.
4311 * tree-ssa-ter.c (struct temp_expr_table_d): Make
4312 replaceable_expressions member a bitmap.
4313 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
4314 (mark_replaceable): Likewise.
4315 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
4316 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
4318 2009-04-27 Richard Guenther <rguenther@suse.de>
4320 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
4321 (verify_stmts): Dispatch to gimple/type verification code.
4322 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
4323 issue with call argument types.
4325 2009-04-27 Michael Matz <matz@suse.de>
4327 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
4328 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
4331 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
4332 Eric Botcazou <ebotcazou@adacore.com>
4334 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
4335 a label's basic block.
4336 (mark_target_live_regs): Tidy and rework obsolete comments.
4337 Change back DF problem to LIVE. If a label starts a basic block,
4338 assume that all registers that used to be live then still are.
4339 (init_resource_info): If a label starts a basic block, set its
4340 BLOCK_FOR_INSN accordingly.
4341 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
4343 2009-04-27 Richard Guenther <rguenther@suse.de>
4345 * tree-flow-inline.h (function_ann): Remove.
4346 (get_function_ann): Likewise.
4347 * tree-dfa.c (create_function_ann): Remove.
4348 * tree-flow.h (struct static_var_ann_d): Remove.
4349 (struct function_ann_d): Likewise.
4350 (union tree_ann_d): Remove fdecl member.
4351 (function_ann_t): Remove.
4352 (function_ann, get_function_ann, create_function_ann): Remove
4355 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
4357 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
4359 2009-04-27 Jan Hubicka <jh@suse.cz>
4361 * ipa-pure-const.c (struct funct_state_d): New fields
4362 state_previously_known, looping_previously_known; remove
4363 state_set_in_source.
4364 (analyze_function): Use new fields.
4365 (propagate): Avoid assumption that state_set_in_source imply
4368 * tree-ssa-loop-niter.c (finite_loop_p): New function.
4369 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
4370 * cfgloop.h (finite_loop_p): Declare.
4372 2009-04-26 Michael Matz <matz@suse.de>
4374 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
4376 2009-04-26 Michael Matz <matz@suse.de>
4378 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
4379 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
4380 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
4381 pass_mark_used_blocks): Remove.
4382 * tree-optimize.c (pass_free_datastructures,
4383 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
4384 * passes.c (init_optimization_passes): Don't call
4385 pass_mark_used_blocks, remove dead code.
4387 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
4389 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
4390 * tree-ssa-live.h (register_ssa_partition): Likewise.
4392 2009-04-26 Michael Matz <matz@suse.de>
4395 * builtins.c (fold_builtin_next_arg): Handle SSA names.
4396 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
4397 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
4399 (compare_pairs): Swap cost comparison.
4400 (coalesce_ssa_name): Don't use change_partition_var.
4401 * tree-nrv.c (struct nrv_data): Add modified member.
4402 (finalize_nrv_r): Set it.
4403 (tree_nrv): Use it to update statements.
4404 (pass_nrv): Require PROP_ssa.
4405 * tree-mudflap.c (mf_decl_cache_locals,
4406 mf_build_check_statement_for): Use make_rename_temp.
4407 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
4408 * alias.c (find_base_decl): Handle SSA names.
4409 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
4410 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
4411 * rtl.h (set_reg_attrs_for_parm): Declare.
4412 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
4413 to "optimized", remove unused locals at finish.
4414 (execute_free_datastructures): Make global, call
4415 delete_tree_cfg_annotations.
4416 (execute_free_cfg_annotations): Don't call
4417 delete_tree_cfg_annotations.
4419 * ssaexpand.h: New file.
4420 * expr.c (toplevel): Include ssaexpand.h.
4421 (expand_assignment): Handle SSA names the same as register variables.
4422 (expand_expr_real_1): Expand SSA names.
4423 * cfgexpand.c (toplevel): Include ssaexpand.h.
4424 (SA): New global variable.
4425 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
4426 (SSAVAR): New macro.
4427 (set_rtl): New helper function.
4428 (add_stack_var): Deal with SSA names, use set_rtl.
4429 (expand_one_stack_var_at): Likewise.
4430 (expand_one_stack_var): Deal with SSA names.
4431 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
4432 before unique numbers.
4433 (expand_stack_vars): Use set_rtl.
4434 (expand_one_var): Accept SSA names, add asserts for them, feed them
4435 to above subroutines.
4436 (expand_used_vars): Expand all partitions (without default defs),
4437 then only the local decls (ignoring those expanded already).
4438 (expand_gimple_cond): Remove edges when jumpif() expands an
4440 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
4441 or remove abnormal edges. Ignore insns setting the LHS of a TERed
4443 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
4444 members of SA; deal with PARM_DECL partitions here; expand
4445 all PHI nodes, free tree datastructures and SA. Commit instructions
4446 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
4447 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
4448 info and statements at start, collect garbage at finish.
4449 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
4450 (VAR_ANN_PARTITION) Remove.
4451 (change_partition_var): Don't declare.
4452 (partition_to_var): Always return SSA names.
4453 (var_to_partition): Only accept SSA names.
4454 (register_ssa_partition): Only check argument.
4455 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
4457 (delete_var_map): Don't free it.
4458 (var_union): Only accept SSA names, simplify.
4459 (partition_view_init): Mark only useful SSA names as used.
4460 (partition_view_fini): Only deal with SSA names.
4461 (change_partition_var): Remove.
4462 (dump_var_map): Use ssa_name instead of partition_to_var member.
4463 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
4465 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
4466 (struct _elim_graph): New member const_dests; nodes member vector of
4468 (set_location_for_edge): New static helper.
4469 (create_temp): Remove.
4470 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
4471 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
4472 (new_elim_graph): Allocate const_dests member.
4473 (clean_elim_graph): Truncate const_dests member.
4474 (delete_elim_graph): Free const_dests member.
4475 (elim_graph_size): Adapt to new type of nodes member.
4476 (elim_graph_add_node): Likewise.
4477 (eliminate_name): Likewise.
4478 (eliminate_build): Don't take basic block argument, deal only with
4479 partition numbers, not variables.
4480 (get_temp_reg): New static helper.
4481 (elim_create): Use it, deal with RTL temporaries instead of trees.
4482 (eliminate_phi): Adjust all calls to new signature.
4483 (assign_vars, replace_use_variable, replace_def_variable): Remove.
4484 (rewrite_trees): Only do checking.
4485 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
4486 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
4487 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
4488 contains_tree_r, MAX_STMTS_IN_LATCH,
4489 process_single_block_loop_latch, analyze_edges_for_bb,
4490 perform_edge_inserts): Remove.
4491 (expand_phi_nodes): New global function.
4492 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
4493 functions, initialize new parameter, remember partitions having a
4495 (finish_out_of_ssa): New global function.
4496 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
4497 don't reset in_ssa_p here, don't disable TER when mudflap.
4498 (pass_del_ssa): Remove.
4499 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
4501 (execute_free_datastructures): Declare.
4502 * Makefile.in (SSAEXPAND_H): New variable.
4503 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
4504 * basic-block.h (commit_one_edge_insertion): Declare.
4505 * passes.c (init_optimization_passes): Move pass_nrv and
4506 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
4507 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
4508 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
4509 (redirect_branch_edge): Deal with super block when expanding, split
4510 out jump patching itself into ...
4511 (patch_jump_insn): ... here, new static helper.
4513 2009-04-26 Michael Matz <matz@suse.de>
4515 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
4516 beyond num_ssa_names.
4517 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
4518 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
4520 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4523 * fwprop.c (forward_propagate_asm): New function.
4524 (forward_propagate_and_simplify): Propagate also into __asm, if it
4525 doesn't increase the number of referenced registers.
4528 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
4530 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4532 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
4533 note_nonlocal_vla_type for nonlocal VLAs.
4534 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
4535 contains_remapped_vars, remap_vla_decls): New functions.
4536 (convert_nonlocal_reference_stmt): If not optimizing, call
4537 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
4538 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
4539 if it wasn't found in var_map.
4540 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
4541 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
4542 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
4544 * gimplify.c (nonlocal_vlas): New variable.
4545 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
4547 (gimplify_body): Create and destroy nonlocal_vlas.
4549 * dwarf2out.c (loc_descr_plus_const): New function.
4550 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
4551 mem_loc_descriptor, loc_descriptor_from_tree_1,
4552 descr_info_loc, gen_variable_die): Use it.
4554 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
4555 !TREE_STATIC VAR_DECLs.
4556 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
4557 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
4558 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
4559 DECL_BY_REFERENCE is valid.
4560 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
4561 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
4562 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
4563 Copy DECL_BY_REFERENCE.
4564 (struct nesting_copy_body_data): New type.
4565 (nesting_copy_decl): New function.
4566 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
4567 if they have variable length.
4569 2009-04-26 Michael Matz <matz@suse.de>
4571 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
4572 mark new temporaries for renaming.
4574 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4577 * c-decl.c (global_bindings_p): Return negative value.
4578 (c_variable_size): New. Based on variable_size from
4580 (grokdeclarator): Call c_variable_size not variable_size.
4582 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
4584 * config/i386/i386.c (print_operand) ['z']: Fix typo.
4586 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
4588 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
4589 Redefine it to just use mingw/include.
4590 (ASM_SPEC): Rules for -m32 and -m64.
4591 (LINK_SPEC): Use Likewise.
4592 (SPEC_32): New define.
4593 (SPEC_64): Likewise.
4594 (SUB_LINK_SPEC): Likewise.
4595 (MULTILIB_DEFAULTS): New define.
4596 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
4597 Add multilib options.
4598 (MULTILIB_DIRNAMES): Likewise.
4599 (MULTILIB_OSDIRNAMES): Likewise.
4601 (INSTALL_LIBGCC): Likewise.
4603 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4606 * c-tree.h (enum c_inline_static_type): New.
4607 (record_inline_static): Declare.
4608 * c-decl.c (struct c_inline_static, c_inline_statics,
4609 record_inline_static, check_inline_statics): New.
4610 (pop_file_scope): Call check_inline_statics.
4611 (start_decl): Call record_inline_static instead of pedwarning
4612 directly for static in inline function.
4613 * c-typeck.c (build_external_ref): Call record_inline_static
4614 instead of pedwarning directly for static referenced in inline
4617 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
4619 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
4620 not new but only being rescanned.
4621 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
4622 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
4623 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
4624 record_set_info, compute_set, grealloc): Remove.
4625 (recompute_all_luids): New function.
4626 (gcse_main): Don't compute sets, and don't do related memory
4627 allocations/free-ing. If something changed before the end of the
4628 pass, update LUIDs using recompute_all_luids.
4629 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
4630 (free_gcse_mem): Don't free it either.
4631 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
4632 Use the df insn LUIDs.
4633 (load_killed_in_block): Likewise.
4634 (compute_hash_table_work): Don't compute reg_set_in_block.
4635 (compute_transp): Use DF_REG_DEF_CHAINs.
4636 (local_cprop_pass): Don't use compute_sets and related functions.
4637 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
4638 Use get_max_uid() instead of max_cuid.
4639 (insert_insn_end_basic_block, pre_insert_copy_insn,
4640 update_ld_motion_stores): Don't try to
4641 keep reg_set tables up to date.
4642 (pre_insert_copies): Use df insn LUIDs.
4643 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
4644 (reg_set_info): Don't use extra bitmap argument.
4645 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
4646 information to compute regs_set_in_block.
4647 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
4648 (bypass_jumps): Don't use compute_sets and friends.
4650 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4653 * opts.c (undocumented_msg): Do not leave blank even with
4656 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4658 * c-decl.c (build_enumerator): Allow values folding to integer
4659 constants but not integer constant expressions with a pedwarn if
4662 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4665 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
4666 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
4667 type is an integer constant.
4669 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4672 * config/i386/i386.c (print_operand) ['z']: Revert handling of
4675 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4678 * c-decl.c (grokdeclarator): Diagnose declarations of functions
4679 with variably modified return type and no storage class
4680 specifiers, except for the case of nested functions. Distinguish
4681 extern declarations of functions with variably modified return
4682 types from those of objects with variably modified types.
4684 2009-04-25 Jan Hubicka <jh@suse.cz>
4686 * tree.c (list_equal_p): New function.
4687 * tree.h (list_equal_p): Declare.
4688 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4689 basic_block_def, basic_block, const_basic_block): New.
4690 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
4691 (redirect_eh_edge): New function.
4692 (make_eh_edge_update_phi): EH edges are not abnormal.
4693 * except.c: Include tree-flow.h.
4694 (list_match): New function.
4695 (eh_region_replaceable_by_p): New function.
4696 (replace_region): New function.
4697 (hash_type_list): New function.
4698 (hash_eh_region): New function.
4699 (eh_regions_equal_p): New function.
4700 (merge_peers): New function.
4701 (remove_unreachable_regions): Verify EH tree when checking;
4703 (copy_eh_region_1): New function.
4704 (copy_eh_region): New function.
4705 (push_reachable_handler): New function.
4706 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
4707 regions without label but with live RESX.
4708 * except.h (redirect_eh_edge_to_label): New.
4709 * tree-flow.h (redirect_eh_edge): New.
4710 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4711 basic_block_def, basic_block, const_basic_block): Remove.
4712 * Makefile.in (except.o): Add dependency on tree-flow.h
4713 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
4714 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
4717 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
4720 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
4721 on the destination of memcpy.
4723 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
4725 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
4726 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
4727 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
4729 2009-04-25 Jan Hubicka <jh@suse.cz>
4731 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
4732 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
4733 to be reached by different label than left.
4734 (update_eh_edges): Update comment; remove edge_to_remove if possible
4735 and return true if suceeded.
4736 (cleanup_empty_eh): Accept sharing map; handle shared regions.
4737 (cleanup_eh): Compute sharing map.
4738 * except.c (remove_eh_handler_and_replace): Add argument if we should
4740 (remove_unreachable_regions): Update for label sharing.
4741 (label_to_region_map): Likewise.
4742 (get_next_region_sharing_label): New function.
4743 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
4745 (remove_eh_handler): Update.
4746 (remove_eh_region_and_replace_by_outer_of): New function.
4747 * except.h (struct eh_region): Add next_region_sharing_label.
4748 (remove_eh_region_and_replace_by_outer_of,
4749 get_next_region_sharing_label): Declare.
4750 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
4752 2009-04-25 Jan Hubicka <jh@suse.cz>
4754 * tree-cfg.c (split_critical_edges): Split also edges where we can't
4755 insert code even if they are not critical.
4757 2009-04-25 Jan Hubicka <jh@suse.cz>
4759 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4760 (gimple_can_remove_branch_p): EH edges won't remove branch by
4762 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
4763 updating of non-abnormal EH edges.
4764 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4765 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
4766 (split_critical_edges): Split also edges where emitting code on them
4767 will lead to splitting later.
4769 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4770 H.J. Lu <hongjiu.lu@intel.com>
4773 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
4774 the configured assembler supports fildq and fistpq mnemonics.
4775 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
4776 * configure: Regenerated.
4779 * config/i386/i386.c (print_operand): Handle 'Z'.
4780 ['z']: Remove handling of special fild/fist suffixes.
4781 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
4782 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
4783 suffix of fild insn.
4784 (*floatsi<mode>2_vector_mixed): Ditto.
4785 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
4786 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
4787 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4788 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
4789 * config/i386/gas.h (GAS_MNEMONICS): Remove.
4791 2009-04-25 Ben Elliston <bje@au.ibm.com>
4793 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
4794 the source of a set operation.
4796 2009-04-25 Anatoly Sokolov <aesok@post.ru>
4798 * target.h (struct gcc_target): Add case_values_threshold field.
4799 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
4800 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
4801 * targhooks.c (default_case_values_threshold): New function.
4802 * targhooks.h (default_case_values_threshold): Declare function.
4803 * stmt.c (expand_case): Use case_values_threshold target hook.
4804 * expr.h (case_values_threshold): Remove declartation.
4805 * expr.c (case_values_threshold): Remove function.
4806 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
4808 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
4809 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4810 (avr_case_values_threshold): Declare as static.
4811 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
4813 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
4814 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4815 (mn10300_case_values_threshold): New function.
4817 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4819 * ira.c (setup_cover_and_important_classes): Add enum cast.
4821 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
4823 * genpreds.c (write_enum_constraint_num): Output definition of
4824 CONSTRAINT_NUM_DEFINED_P macro.
4825 * ira.c (setup_cover_and_important_classes): Use
4826 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
4828 2009-04-24 DJ Delorie <dj@redhat.com>
4830 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
4831 __SH2A_SINGLE_ONLY__ also.
4833 2009-04-24 Steve Ellcey <sje@cup.hp.com>
4835 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
4836 (movdf_internal): Ditto.
4837 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
4838 SFmode and DFmode constants.
4839 (ia64_print_operand): Add 'G' format for printing
4840 floating point constants.
4842 2009-04-24 Richard Guenther <rguenther@suse.de>
4844 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
4845 from unsigned additions.
4847 2009-04-24 Joseph Myers <joseph@codesourcery.com>
4849 * c-typeck.c (set_init_index): Allow array designators that are
4850 not integer constant expressions with a pedwarn if pedantic.
4852 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4854 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
4855 zero if no overlap in nonzero bits between the operands.
4857 2009-04-24 Ian Lance Taylor <iant@google.com>
4859 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
4860 (record_dead_and_set_regs): Likewise.
4861 * df.h (struct df_mw_hardreg): Change flags field to int.
4862 (struct df_base_ref): Likewise.
4863 (struct df): Change changeable_flags field to int.
4864 * df-scan.c (df_defs_record): Change clobber_flags to int.
4865 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
4866 constants rather than #define macros.
4867 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
4868 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
4869 (enum dwarf_calling_convention): Likewise.
4870 (enum dwarf_line_number_x_ops): Likewise.
4871 (enum dwarf_call_frame_info): Likewise.
4872 (enum dwarf_source_language): Likewise.
4873 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
4874 (add_calling_convention_attribute): Likewise.
4875 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
4876 (combine_comparisons): Change compcode to int. Add cast to enum type.
4877 * genrecog.c (maybe_both_true_2): Change c to int.
4878 (write_switch): Likewise. Add cast to enum type.
4879 * gimplify.c (gimplify_omp_for): Handle return values from
4880 gimplify_expr using MIN rather than bitwise or.
4881 (gimplify_expr): Add cast to enum type.
4882 * ipa-prop.c (update_jump_functions_after_inlining): Change
4883 IPA_BOTTOM to IPA_JF_UNKNOWN.
4884 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
4885 Add casts to enum type.
4886 (setup_cover_and_important_classes): Change cl to int. Add casts
4888 (setup_class_translate): Change cl and mode to int.
4889 (ira_init_once): Change mode to int.
4890 (free_register_move_costs): Likewise.
4891 (setup_prohibited_mode_move_regs): Add casts to enum type.
4892 * langhooks.c (add_builtin_function_common): Rework assertion that
4893 value fits bitfield.
4894 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
4895 * omega.c (omega_do_elimination): Avoid math on enum types.
4896 * optabs.c (expand_vec_shift_expr): Remove casts to int.
4897 * opts.c (set_debug_level): Change 2 to enum constant. Use new
4898 int local to handle integral_argment value.
4899 * regmove.c (try_auto_increment): Change PUT_MODE to
4901 * reload.c (push_secondary_reload): Add casts to enum type.
4902 (secondary_reload_class, find_valid_class): Likewise.
4903 * reload1.c (emit_input_reload_insns): Likewise.
4904 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
4905 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
4906 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
4908 * tree.c (build_common_builtin_nodes): Add casts to enum type.
4909 * tree-complex.c (complex_lattice_t): Typedef to int rather than
4911 (expand_complex_libcall): Add casts to enum type.
4912 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
4913 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
4914 with ERROR_MARK, not NUM_TREE_CODES.
4915 (vect_create_epilog_for_reduction): Likewise.
4916 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
4917 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
4918 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
4920 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
4921 vect_unused_in_loop. Change 0 to loop_vect.
4922 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
4923 * var-tracking.c (get_init_value): Change return type to enum
4925 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
4926 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
4928 (arm_override_options): Add casts to enum type.
4929 (arm_emit_tls_decoration): Likewise.
4930 * config/i386/i386.c (ix86_function_specific_restore): Add casts
4932 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
4933 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
4934 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
4936 * config/s390/s390.c (code_for_builtin_64): Change to array of
4938 (code_for_builtin_31): Likewise.
4939 (s390_expand_builtin): Change code_for_builtin to enum insn_code
4941 * config/sparc/sparc.c (sparc_override_options): Change value
4942 field in struct code_model to enum cmodel. In initializer change
4943 0 to NULL and add cast to enum type.
4945 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
4946 Change all callers. Issue a -Wc++-compat warning using
4947 lhs_origtype if necessary.
4948 (convert_for_assignment): Issue -Wc++-compat warnings about
4949 invalid conversions to enum type on assignment.
4950 * c-common.h (build_modify_expr): Update declaration.
4952 2009-04-24 Nick Clifton <nickc@redhat.com>
4954 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
4955 (function_arg_advance): Likewise.
4956 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
4959 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4961 * config/s390/constraints.md ('I', 'J'): Fix condition.
4963 2009-04-24 Diego Novillo <dnovillo@google.com>
4965 * gengtype-parse.c (parse_error): Add newline after message.
4967 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4969 * config/i386/sse.md (avxmodesuffixs): Removed.
4970 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
4971 (*avx_pinsr<ssevecsize>): This.
4973 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4975 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
4976 follow chains of regs with a single definition, and allow expressions
4977 that are function_invariant_p.
4978 (simple_rhs_p): Allow expressions that are function_invariant_p.
4980 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
4983 * fold-const.c (fold_cond_expr_with_comparison): When folding
4984 > and >= to MAX, make sure the MAX uses the same type as the
4985 comparison's operands.
4987 2009-04-24 Nick Clifton <nickc@redhat.com>
4989 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
4990 addressing for DImode accesses.
4991 (frv_print_operand_address): Handle PLUS case.
4992 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
4994 2009-04-24 Jakub Jelinek <jakub@redhat.com>
4996 PR rtl-optimization/39794
4997 * alias.c (canon_true_dependence): Add x_addr argument.
4998 * rtl.h (canon_true_dependence): Adjust prototype.
4999 * cse.c (check_dependence): Adjust canon_true_dependence callers.
5000 * cselib.c (cselib_invalidate_mem): Likewise.
5001 * gcse.c (compute_transp): Likewise.
5002 * dse.c (scan_reads_nospill): Likewise.
5003 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
5004 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
5005 canon_base_addr of the group, plus optional offset.
5006 (struct group_info): Rename canon_base_mem to
5008 (get_group_info): Set canon_base_addr to canon_rtx of base, not
5009 canon_rtx of base_mem.
5011 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
5013 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
5014 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
5016 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5018 * config/spu/spu-builtins.h: Delete file.
5020 * config/spu/spu.h (enum spu_builtin_type): Move here from
5022 (struct spu_builtin_description): Likewise. Add GTY marker.
5023 Do not use enum spu_function_code or enum insn_code.
5024 (spu_builtins): Add extern declaration.
5026 * config/spu/spu.c: Do not include "spu-builtins.h".
5027 (enum spu_function_code, enum spu_builtin_type_index,
5028 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
5029 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
5030 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
5031 unsigned_V2DI_type_node): Move here from spu-builtins.h.
5032 (spu_builtin_types): Make static. Add GTY marker.
5033 (spu_builtins): Add extern declaration with GTY marker.
5036 * config/spu/spu-c.c: Do not include "spu-builtins.h".
5037 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
5038 Check programmatically whether all parameters are scalar.
5040 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
5042 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
5044 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
5045 assignment from the constructor either if the target is volatile.
5047 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
5049 * config/arm/arm.md (insv): Do not share operands[0].
5051 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
5053 * config/vxlib-tls.c (active_tls_threads): Delete.
5054 (delete_hook_installed): New.
5055 (tls_delete_hook): Don't delete the delete hook.
5056 (tls_destructor): Delete it here.
5057 (__gthread_set_specific): Adjust installing the delete hook.
5058 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
5059 __gthread_leave_tsd_dtor_context.
5061 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
5063 * c-format.c (gcc_tdiag_char_table): Add support for %E.
5065 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
5067 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
5069 (alpha_rtx_costs): Ditto.
5070 (emit_unlikely_jump): Use add_reg_note.
5071 (emit_frame_store_1): Ditto.
5072 (alpha_expand_prologue): Ditto.
5073 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5074 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
5076 2009-04-23 Nick Clifton <nickc@redhat.com>
5078 * config/v850/v850.md (epilogue): Remove suppressed code.
5079 (return): Rename to return_simple and remove test of frame size.
5080 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
5081 to gen_return_simple.
5083 2009-04-22 Jing Yu <jingyu@google.com>
5086 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
5088 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5091 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
5092 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
5093 value is a VECTOR_CST, the element type is the element type of the
5096 2009-04-22 DJ Delorie <dj@redhat.com>
5098 * config/m32c/m32c.h: Update GTY annotations to new syntax.
5100 2009-04-22 Jakub Jelinek <jakub@redhat.com>
5102 * alias.c (find_base_term): Move around LO_SUM case, so that
5103 CONST falls through into PLUS/MINUS handling.
5106 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
5107 into 0, use omit_one_operand.
5109 2009-04-23 Ben Elliston <bje@au.ibm.com>
5111 * config/rs6000/linux-unwind.h (get_regs): Remove type
5112 puns. Change the type of `pc' to an array of unsigned ints and
5113 update all users. Constify frame24.
5115 2009-04-22 DJ Delorie <dj@redhat.com>
5117 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
5118 declarations before code.
5119 (current_function_special_page_vector): Likewise.
5120 (m32c_expand_insv): Silence a warning.
5122 2009-04-21 Taras Glek <tglek@mozilla.com>
5124 * alias.c: Update GTY annotations to new syntax.
5125 * basic-block.h: Likewise.
5126 * bitmap.h: Likewise.
5127 * c-common.h: Likewise.
5128 * c-decl.c: Likewise.
5129 * c-parser.c: Likewise.
5130 * c-pragma.c: Likewise.
5131 * c-tree.h: Likewise.
5132 * cfgloop.h: Likewise.
5133 * cgraph.h: Likewise.
5134 * config/alpha/alpha.c: Likewise.
5135 * config/arm/arm.h: Likewise.
5136 * config/avr/avr.h: Likewise.
5137 * config/bfin/bfin.c: Likewise.
5138 * config/cris/cris.c: Likewise.
5139 * config/darwin.c: Likewise.
5140 * config/frv/frv.c: Likewise.
5141 * config/i386/i386.c: Likewise.
5142 * config/i386/i386.h: Likewise.
5143 * config/i386/winnt.c: Likewise.
5144 * config/ia64/ia64.h: Likewise.
5145 * config/iq2000/iq2000.c: Likewise.
5146 * config/mips/mips.c: Likewise.
5147 * config/mmix/mmix.h: Likewise.
5148 * config/pa/pa.c: Likewise.
5149 * config/pa/pa.h: Likewise.
5150 * config/rs6000/rs6000.c: Likewise.
5151 * config/s390/s390.c: Likewise.
5152 * config/sparc/sparc.c: Likewise.
5153 * config/xtensa/xtensa.c: Likewise.
5154 * cselib.h: Likewise.
5155 * dbxout.c: Likewise.
5156 * dwarf2out.c: Likewise.
5157 * except.c: Likewise.
5158 * except.h: Likewise.
5159 * fixed-value.h: Likewise.
5160 * function.c: Likewise.
5161 * function.h: Likewise.
5162 * gimple.h: Likewise.
5163 * integrate.c: Likewise.
5164 * optabs.c: Likewise.
5165 * output.h: Likewise.
5168 * stringpool.c: Likewise.
5169 * tree-data-ref.c: Likewise.
5170 * tree-flow.h: Likewise.
5171 * tree-scalar-evolution.c: Likewise.
5172 * tree-ssa-address.c: Likewise.
5173 * tree-ssa-alias.h: Likewise.
5174 * tree-ssa-operands.h: Likewise.
5177 * varasm.c: Likewise.
5178 * varray.h: Likewise.
5180 * coretypes.h: Do not define GTY macro if it is already defined.
5181 * doc/gty.texi: Update GTY documentation to new syntax.
5182 * gengtype-lex.l: Enforce attribute-like syntax for GTY
5183 annotations on structs.
5184 * gengtype-parse.c: Likewise.
5186 2009-04-22 Mark Heffernan <meheff@google.com>
5188 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
5190 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
5192 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
5195 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
5197 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
5198 the same as a PLUS without a shift. Increase the cost of a
5201 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5203 * Makefile.in: Update dependencies.
5204 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
5205 * errors.h: Remove bogus comment about compatibility.
5206 (warning): Update declaration.
5207 * genautomata.c: Update all calls to warning.
5208 * gimple.c: Do not include errors.h. Include toplev.h.
5209 * tree-ssa-structalias.c: Do not include errors.h.
5210 * omega.c: Likewise.
5211 * tree-ssa-reassoc.c: Likewise.
5212 * config/spu/spu-c.c: Likewise.
5213 * config/spu/t-spu-elf: Update dependencies.
5215 2009-04-22 Richard Guenther <rguenther@suse.de>
5217 PR tree-optimization/39824
5218 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
5219 make sure the types are compatible.
5221 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5224 * c-common.c (c_parse_error): Take a token_flags parameter.
5225 Use token_type for the token type instead.
5226 Pass token_flags to cpp_type2name.
5227 * c-common.h (c_parse_error): Update declaration.
5228 * c-parser.c (c_parser_error): Pass 0 as token flags.
5230 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
5232 PR rtl-optimization/39580
5233 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
5235 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5237 * function.c (expand_function_end): Do not emit a jump to the "naked"
5238 return label for fall-through returns.
5239 * except.c (sjlj_emit_function_exit): Always place the call to the
5240 unregister function at the location installed by expand_function_end.
5242 2009-04-22 Richard Guenther <rguenther@suse.de>
5244 PR tree-optimization/39845
5245 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
5246 (gen_inbound_check): Likewise.
5248 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
5250 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
5252 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
5253 * config/vxlib.c (__gthread_once): Add race guard for PPC.
5255 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5257 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
5258 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
5259 shift counts to avoid out-of-bounds array accesses.
5261 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5263 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
5264 (Pmode): Move above.
5266 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
5268 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
5269 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
5270 GET_CODE macro. Use IN_RANGE macro where appropriate.
5271 * config/alpha/alpha.h: Ditto.
5272 * config/alpha/alpha.md: Ditto.
5273 * config/alpha/constraints.md: Ditto.
5274 * config/alpha/predicates.md: Ditto.
5276 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5278 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
5279 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5280 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5281 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5282 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5283 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5284 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5285 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5286 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5287 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5288 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5289 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5290 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5291 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5292 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5293 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5294 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5295 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5296 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5297 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5298 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5299 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5300 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5301 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5302 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5303 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5304 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5306 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5308 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
5309 references from comments.
5310 * cfgbuild.c: (count_basic_blocks): Delete.
5311 (find_basic_blocks_1): Delete.
5312 (find_basic_blocks): Delete.
5313 * except.c (finish_eh_generation): Make static. Move comment from
5314 except.h here. Remove find_basic_blocks references from comments.
5315 * except.h (finish_eh_generation): Delete.
5316 * basic-block.h (find_basic_blocks): Delete.
5317 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
5319 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
5321 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
5322 (sdbout_parms): Likewise.
5324 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5326 * config/sh/sh.c (prepare_cbranch_operands): Use
5327 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
5328 (expand_cbranchdi4): Likewise.
5329 (from_compare): Add cast to enum type.
5330 (expand_cbranchsi4): Use add_reg_note.
5331 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
5332 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
5333 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
5334 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5335 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
5336 instead of CODE_FOR_nothing.
5337 (cbranchdi4): Likewise. Fix the order of arguments for
5339 (push_fpscr): Use add_reg_note.
5340 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
5341 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
5343 2009-04-21 Joseph Myers <joseph@codesourcery.com>
5345 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
5346 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5347 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5348 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
5349 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
5350 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
5351 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
5352 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
5353 config/alpha/x-vms, config/arc/t-arc,
5354 config/arm/README-interworking, config/arm/arm-c.c,
5355 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
5356 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
5357 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
5358 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
5359 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
5360 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
5361 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
5362 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
5363 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
5364 config/cris/t-elfmulti, config/crx/t-crx,
5365 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
5366 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
5367 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
5368 config/h8300/t-h8300, config/i386/athlon.md,
5369 config/i386/darwin-libgcc.10.4.ver,
5370 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
5371 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
5372 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
5373 config/i386/t-linux64, config/i386/t-nwld,
5374 config/i386/t-rtems-i386, config/i386/t-sol2-10,
5375 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
5376 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
5377 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
5378 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
5379 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
5380 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
5381 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
5382 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
5383 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
5384 config/m68k/t-uclinux, config/mcore/t-mcore,
5385 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
5386 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
5387 config/mips/crtn.asm, config/mips/irix-crti.asm,
5388 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
5389 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
5390 config/mips/mips-fixed.md, config/mips/sb1.md,
5391 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
5392 config/mips/t-iris6, config/mips/t-isa3264,
5393 config/mips/t-libgcc-mips16, config/mips/t-linux64,
5394 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
5395 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
5396 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
5397 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
5398 config/mn10300/t-linux, config/mn10300/t-mn10300,
5399 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
5400 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
5401 config/picochip/libgccExtras/clzsi2.asm,
5402 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
5403 config/rs6000/darwin-libgcc.10.4.ver,
5404 config/rs6000/darwin-libgcc.10.5.ver,
5405 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
5406 config/rs6000/t-aix43, config/rs6000/t-aix52,
5407 config/rs6000/t-darwin, config/rs6000/t-fprules,
5408 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
5409 config/rs6000/t-lynx, config/rs6000/t-netbsd,
5410 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
5411 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
5412 config/rs6000/t-rtems, config/rs6000/t-spe,
5413 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
5414 config/score/t-score-elf, config/sh/divcost-analysis,
5415 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
5416 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
5417 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
5418 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
5419 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
5420 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
5421 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
5422 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
5423 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
5424 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
5425 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
5426 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
5427 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
5428 limitx.h, version.c, xcoff.h: Add copyright and license notices.
5429 * config/h8300/genmova.sh: Include copyright and license notices
5430 in generated output.
5431 * config/h8300/mova.md: Regenerate.
5432 * doc/install.texi2html: Include word "Copyright" in copyright
5433 notice and use name "Free Software Foundation, Inc.".
5434 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5435 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5436 ChangeLog-2007, ChangeLog-2008: Correct dates.
5438 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
5440 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
5441 NE_EXPR operations as well.
5442 * c-parser.c (c_parser_condition): Do not set location information on
5444 (c_parser_conditional_expression): Likewise.
5445 (c_parser_binary_expression): Set location information on operators.
5446 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
5447 TRUTH_NOT_EXPR has been folded.
5448 * fold-const.c (fold_truth_not_expr): Copy location information from
5449 the incoming expression to the outgoing one.
5450 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
5451 recursive calls on the LHS of the operator but pass that of the
5452 operator to recursive calls on the RHS of the operator. Set it
5454 (shortcut_cond_expr): Set the locus of the operator on the second
5455 COND_EXPR and that of the expression on the first in degenerate cases.
5456 Pass the locus of the expression to calls to shortcut_cond_r.
5457 Set the locus of the 'then' block on the associated jump, if any.
5458 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
5459 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
5460 expression to call to gimplify_boolean_expr.
5462 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
5464 * config.gcc: Add additional configuration for
5465 i686-w64-mingw* and x86_64-w64-mingw* triplet.
5466 * config/i386/mingw-w64.h: New mingw-w64 specific header.
5467 (CPP_SPEC): Redefine for allowing -municode option.
5468 (STARTFILE_SPEC): Likewise.
5469 * config/i386/t-mingw-w64: New.
5470 * config/i386/mingw-w64.opt: New.
5471 (municode): Add new target option.
5472 * doc/invoke.texi (municode): Add documentation for new option.
5474 2009-04-21 Ian Lance Taylor <iant@google.com>
5476 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5477 Correct test for number of arguments.
5478 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
5480 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
5482 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
5483 argument of emit_library_call.
5485 2009-04-21 Richard Guenther <rguenther@suse.de>
5488 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
5489 inside VIEW_CONVERT_EXPRs.
5491 2009-04-21 Martin Jambor <mjambor@suse.cz>
5493 * tree-switch-conversion.c (build_constructors): Split a long line.
5494 (constructor_contains_same_values_p): New function.
5495 (build_one_array): Create assigns of constants if possible, do not
5496 call mark_sym_for_renaming, call update_stmt.
5497 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
5498 make_rename_temp. Do not call mark_symbols_for_renaming, call
5500 (gen_def_assigns): Do not call mark_symbols_for_renaming or
5501 find_new_referenced_vars, call update_stmt.
5502 (gen_inbound_check): Use create_tmp_var and create ssa names manually
5503 instead of calling make_rename_temp. Do not call
5504 find_new_referenced_vars or mark_symbols_for_renaming, call
5507 2009-04-21 Richard Guenther <rguenther@suse.de>
5509 PR tree-optimization/39827
5510 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
5511 (tree_ssa_phiprop): Pass the correct array size.
5513 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
5515 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
5517 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
5520 * c-typeck.c (lvalue_p): Move declaration ...
5521 * c-common.h (lvalue_p): ... to here.
5522 * c-common.c (candidate_equal_p): New.
5523 (add_tlist): Use it.
5524 (merge_tlist): Use it.
5525 (warn_for_collisions_1): Likewise.
5526 (warning_candidate_p): Accept more candidates.
5527 (verify_tree): A warning candidate can be an expression. Use
5530 2009-04-21 Ben Elliston <bje@au.ibm.com>
5533 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5534 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
5535 options. Remove -mcall-solaris documentation.
5537 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5540 * doc/invoke.texi (-Wlong-long): Update description.
5541 * c-lex (interpret_integer): Only warn if there was no previous
5542 overflow and -Wlong-long is enabled.
5543 * c-decl.c (declspecs_add_type): Drop redundant flags.
5544 * c.opt (Wlong-long): Init to -1.
5545 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
5546 and front-end warn_long_long. Wlong-long only depends on other
5547 flags if it is uninitialized.
5548 * c-parser.c (disable_extension_diagnostics): warn_long_long is
5549 the same for CPP and FE.
5550 (restore_extension_diagnostics): Likewise.
5552 2009-04-20 Ian Lance Taylor <iant@google.com>
5554 Fix enum conversions which are invalid in C++:
5555 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
5556 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
5557 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
5558 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
5559 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
5560 (dbxout_parms): Likewise.
5561 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
5562 (df_clear_flags): Likewise.
5563 * df-problems.c (df_rd_bb_local_compute_process_def): Change
5564 top_flag parameter to int.
5565 (df_chain_create_bb_process_use): Likewise.
5566 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
5568 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
5569 (df_ref_create_structure, df_def_record_1): Likewise.
5570 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
5571 (df_notes_rescan): Change 0 to VOIDmode in function call.
5572 (df_get_call_refs, df_insn_refs_collect): Likewise.
5573 (df_bb_regs_collect): Likewise.
5574 (df_entry_block_defs_collect): Likewise.
5575 (df_exit_block_uses_collect): Likewise.
5576 * df.h: Update declarations.
5577 * double-int.c (double_int_divmod): Add cast to enum type.
5578 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
5579 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
5580 (based_loc_descr): Likewise.
5581 (loc_descriptor_from_tree_1): Change first_op and second_op to
5582 enum dwarf_location_atom. Add cast to enum type.
5583 * expmed.c (init_expmed): Change 0 to SET in function call.
5584 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
5585 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
5586 (do_store_flag): Likewise.
5587 * fixed-value.h (struct fixed_value): Change mode to enum
5589 * function.c (assign_parms): Change 0 to VOIDmode in function call.
5590 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
5592 (insert_insn_decl, insert_decl, insert_state): Likewise.
5593 (automata_list_finish): Likewise.
5594 * genrecog.c (process_define_predicate): Add cast to enum type.
5595 * gensupport.c (init_predicate_table): Add cast to enum type.
5596 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
5598 (gimple_build_call_1, gimple_build_label): Likewise.
5599 (gimple_build_goto, gimple_build_asm_1): Likewise.
5600 (gimple_build_switch_1, gimple_build_cdt): Likewise.
5601 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
5602 (enum fallback): Rename from enum fallback_t.
5603 (fallback_t): Typedef as int.
5604 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
5605 GSI_SAME_STMT in function call.
5606 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
5608 (setup_reg_class_relations): Likewise.
5609 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
5610 (setup_prohibited_class_mode_regs): Add cast to enum type.
5611 (setup_prohibited_mode_move_regs): Likewise.
5612 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
5613 (record_address_regs): Change i to enum reg_class.
5614 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
5615 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
5616 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
5617 (GET_MODE_2XWIDER_MODE): Likewise.
5618 (GET_CLASS_NARROWEST_MODE): Likewise.
5619 * omp-low.c (expand_omp_for): Add cast to enum type.
5620 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
5621 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
5622 * postreload.c (reload_cse_simplify_operands): Change rclass local
5624 * predict.c (combine_predictions_for_insn): Change best_predictor
5625 and predictor to enum br_predictor.
5626 (combine_predictions_for_bb): Likewise.
5627 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
5628 use SET_PREDICT_EXPR_OUTCOME.
5629 * real.c (real_arithmetic): Change icode to code in function call.
5630 * reginfo.c (init_move_cost): Add casts to enum type.
5631 (init_reg_sets_1, init_fake_stack_mems): Likewise.
5632 * regmove.c (regclass_compatible_p): Change class0 and class1 to
5634 * reload.c (find_valid_class): Add casts to enum type.
5635 (push_reload): Change 0 to NO_REGS in function call.
5636 (find_reloads): Change this_alternative to array of enum
5637 reg_class. Remove some now-unnecessary casts.
5638 (make_memloc): Change 0 to VOIDmode in function call.
5639 * reload1.c (reload): Change 0 to VOIDmode in function call.
5640 (eliminate_regs_1, elimination_effects): Likewise.
5641 (eliminate_regs_in_insn): Likewise.
5642 (emit_input_reload_insns): Add cast to enum type.
5643 (delete_output_reload): Change 0 to VOIDmode in function call.
5644 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
5645 to enum type in function call.
5646 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
5647 (SET_PREDICT_EXPR_OUTCOME): Define.
5648 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
5649 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
5650 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
5651 (dump_function): Likewise.
5652 * tree-dump.h: Update declarations.
5653 * tree-pass.h: Update declarations.
5654 * varasm.c (assemble_integer): Change mclass to enum mode_class.
5655 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
5657 (arm_rtx_costs_1): Correct parenthesization.
5658 (arm_rtx_costs): Add casts to enum type.
5659 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
5660 (vfp_emit_fstmd): Use add_rg_note.
5661 (emit_multi_reg_push, emit_sfm): Likewise.
5662 (thumb_set_frame_pointer): Likewise.
5663 (arm_expand_prologue): Likewise.
5664 (arm_regno_class): Change return type to enum reg_class.
5665 (thumb1_expand_prologue): Use add_reg_note.
5666 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
5667 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
5669 * config/arm/gentune.sh: Add cast to enum type.
5670 * config/arm/arm-tune.md: Rebuild.
5671 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
5672 (ix86_split_fp_branch, predict_jump): Likewise.
5673 (ix86_expand_multi_arg_builtin): Change sub_code from enum
5674 insn_code to enum rtx_code.
5675 (ix86_builtin_vectorized_function): Add cast to enum type.
5676 * config/i386/i386.md (truncdfsf2): Change slot to enum
5678 (truncxf<mode>2, isinf<mode>2): Likewise.
5679 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
5681 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
5682 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
5683 (insert_bundle_state): Change 1 to INSERT in function call.
5684 (ia64_add_bundle_selector_before): Likewise.
5685 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
5686 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
5687 (restore_stack_nonlocal): Likewise.
5688 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
5690 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
5692 (mips_rtx_costs): Likewise.
5693 (mips_override_options): Add casts to enum type.
5694 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
5696 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
5697 (store_reg, set_reg_plus_d): Likewise.
5698 (hppa_expand_prologue, hppa_profile_hook): Likewise.
5699 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5701 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
5703 (emit_unlikely_jump): Use add_reg_note.
5704 (rs6000_emit_allocate_stack): Likewise.
5705 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
5706 (output_toc): Change 1 to INSERT in function call.
5707 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
5708 (rs6000_initialize_trampoline): Likewise.
5709 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
5711 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
5712 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
5713 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
5714 (save_gprs): Use add_reg_note.
5715 (s390_emit_prologue): Likewise.
5716 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5717 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
5718 (sparc_fold_builtin): Add cast to enum type.
5719 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
5721 (spu_expand_prologue): Use add_reg_note.
5722 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
5724 2009-04-20 Ian Lance Taylor <iant@google.com>
5726 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
5727 (c_parser_postfix_expression_after_primary): Get VEC for list of
5728 arguments. Get original types of arguments. Call
5729 build_function_call_vec.
5730 (cached_expr_list_1, cached_expr_list_2): New static variables.
5731 (c_parser_expr_list): Change return type to VEC *. Add
5732 p_orig_types parameter. Change all callers.
5733 (c_parser_release_expr): New static function.
5734 (c_parser_vec_to_tree_list): New static function.
5735 * c-typeck.c (build_function_call): Rewrite to build a VEC and
5736 call build_function_call_vec.
5737 (build_function_call_vec): New function, based on old
5738 build_function_call.
5739 (convert_arguments): Remove nargs and argarray parameters. Change
5740 values to a VEC. Add origtypes parameter.
5741 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
5742 (convert_for_assignment): Add origtype parameter. Change all
5743 callers. If warn_cxx_compat, check for conversion to an enum
5744 type when calling a function.
5745 (store_init_value): Add origtype parameter. Change all callers.
5746 (digest_init): Likewise.
5747 (struct init_node): Add origtype field.
5748 (add_pending_init): Add origtype parameter. Change all callers.
5749 (output_init_element): Likewise.
5750 (output_pending_init_elements): Pass origtype from init_node to
5751 output_init_element.
5752 (process_init_element): Pass origtype from c_expr to
5753 output_init_element.
5754 (c_finish_return): Add origtype parameter. Change all callers.
5755 * c-common.c (sync_resolve_size): Change params to VEC *. Change
5757 (sync_resolve_params): Likewise.
5758 (sync_resolve_return): Change params to first_param. Change caller.
5759 (resolve_overloaded_builtins): Change params to VEC *. Change
5760 callers. Save first parameter around call to build_function_call_vec.
5761 * c-decl.c (finish_decl): Add origtype parameter. Change all
5762 callers. Call build_function_call_vec rather than
5763 build_function_call for cleanup.
5764 * c-tree.h: Update declarations.
5765 * c-common.h: Update declarations.
5766 * stub-objc.c (objc_rewrite_function_call): Change parameter from
5767 params to first_param.
5768 * target.h (struct gcc_target): Change resolve_overloaded_builtin
5769 params parameter from tree to void *.
5770 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5771 Change arglist parameter to have type void *, and to be a pointer
5773 * config/rs6000/rs6000-protos.h
5774 (altivec_resolve_overloaded_builtin): Update declaration.
5775 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
5776 fnargs parameter to have type void *, and to be a pointer to a
5777 VEC. Call build_function_call_vec instead of
5778 build_function_call.
5779 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
5781 2009-04-20 Joey Ye <joey.ye@intel.com>
5782 Xuepeng Guo <xuepeng.guo@intel.com>
5783 H.J. Lu <hongjiu.lu@intel.com>
5785 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
5787 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
5788 (IX86_LEA_PRIORITY): Likewise.
5789 (distance_non_agu_define): New function.
5790 (distance_agu_use): Likewise.
5791 (ix86_lea_for_add_ok): Likewise.
5792 (ix86_dep_by_shift_count): Likewise.
5794 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
5795 should split for LEA.
5797 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
5799 (ix86_dep_by_shift_count): Likewise.
5801 2009-04-20 Richard Guenther <rguenther@suse.de>
5803 * expr.c (handled_component_p): Move ...
5804 * tree.h (handled_component_p): ... here.
5805 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
5806 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
5807 and REALPART_EXPR to be in one group.
5809 2009-04-20 Richard Guenther <rguenther@suse.de>
5811 * basic-block.h (get_all_dominated_blocks): Declare.
5812 * dominance.c (get_all_dominated_blocks): New function.
5813 * tree-cfg.c (get_all_dominated_blocks): Remove.
5814 (remove_edge_and_dominated_blocks): Adjust.
5815 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
5816 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
5817 instead of recursing.
5819 2009-04-20 Doug Kwan <dougkwan@google.com>
5821 * cgraph.h (cgraph_node_ptr): New type for vector functions.
5822 (struct cgraph_node_set_def): New type.
5823 (cgraph_node_set) New type. Also declare vector functions.
5824 (struct cgraph_node_set_element_def): New type.
5825 (cgraph_node_set_element): Ditto.
5826 (cgraph_node_set_iterator): New iterator type.
5827 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
5828 cgraph_node_set_remove, dump_cgraph_node_set,
5829 debug_cgraph_node_set): New prototypes.
5830 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
5831 cgraph_node_set_size): New inlines.
5832 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
5834 (struct ipa_opt_pass): Add struct cgraph_node_set_def
5835 argument to function 'write_summary'.
5836 * ipa.c: Include ggc.h.
5837 (hash_cgraph_node_set_element,
5838 eq_cgraph_node_set_element, cgraph_node_set_new,
5839 cgraph_node_set_add, cgraph_node_set_remove,
5840 cgraph_node_set_find, dump_cgraph_node_set,
5841 debug_cgraph_node_set): New functions.
5842 * Makefile.in (ipa.o): Add dependency on GGC_H.
5844 2009-04-20 Ira Rosen <irar@il.ibm.com>
5846 PR tree-optimization/39675
5847 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
5848 check of the return code of vect_schedule_slp. Check that
5849 stmt_vec_info still exists for the statement, before checking its
5852 2009-04-20 Michael Matz <matz@suse.de>
5854 * Makefile.in (generated_files): Take out $(simple_generated_c).
5856 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
5858 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
5859 (UINTPTR_TYPE): Likewise.
5861 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5864 * c-typeck.c (digest_init): Check for initializing an array with a
5867 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5870 * c-semantics.c (pop_stmt_list): Propagate
5871 STATEMENT_LIST_HAS_LABEL to parent statement list.
5873 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
5875 * config/mips/mips.h (mips_tune_attr): New macro.
5876 * config/mips/mips.md (cpu): Use it.
5878 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5881 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
5884 2009-04-19 Diego Novillo <dnovillo@google.com>
5886 * toplev.c (compile_file): Move call to coverage_finish ...
5887 * cgraphunit.c (ipa_passes): ... here.
5888 Call cgraph_process_new_functions.
5889 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
5890 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
5892 2009-04-19 Jan Hubicka <jh@suse.cz>
5894 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
5896 (dump_cgraph_node): Dump can throw external flag.
5897 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
5899 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5903 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
5904 * common.opt (Wlogical-op): Move from here...
5905 * c.opt (Wlogical-op): ... to here.
5906 * c-typeck.c (parser_build_binary_op): Update call to
5907 warn_logical_operator.
5908 * c-opts.c (c_common_post_options): Enable warn_logical_op with
5910 * c-common.c (warn_logical_op): Update.
5911 * c-common.h (warn_logical_op): Update declaration.
5913 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
5915 * tree.c (protected_set_expr_location): Fix formatting.
5917 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5920 * c-typeck.c (readonly_warning): new.
5921 (build_unary_op, build_modify_expr): Use readonly_warning for
5922 storing into something readonly but not const-qualified.
5924 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5927 * c-typeck.c (build_unary_op): Check for taking address of
5928 expression of type void.
5930 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5933 * c-typeck.c (build_function_call): Check for calling a function
5934 with qualified void return types. Call require_complete_type when
5937 2009-04-18 Jan Hubicka <jh@suse.cz>
5939 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
5941 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
5942 can_throw_external flag.
5943 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
5944 * ipa-pure-const.c (ignore_edge): New function.
5945 (propagate): Compute order for NOTHROW computation; set NOTHROWs
5946 only over can_throw_external edges.
5947 (local_pure_const): Add nothrow flag.
5948 * ipa-utils.c (searchc): Add ignore_edge callback.
5949 (ipa_utils_reduced_inorder): Add ignore_edge callback.
5950 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
5951 (set_nothrow_function_flags): Update cgraph.
5952 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
5954 2009-04-18 Richard Guenther <rguenther@suse.de>
5957 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
5958 (fold_stmt): ... this and ...
5959 (fold_stmt_inplace): ... this.
5960 (fold_stmt_1): Fold references in calls and asms.
5961 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
5963 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5965 * tree-vrp.c (ssa_name_nonzero_p): Remove.
5966 * tree.h: Remove the prototype for ssa_name_nonzero_p.
5968 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5970 * tree.c (function_args_count): Remove.
5971 * tree.h: Remove the prototype for function_args_count.
5973 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5975 * tree-iterator.c (expr_only): Remove.
5976 * tree.h: Remove the prototype for expr_only.
5978 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5980 * reginfo.c (cannot_change_mode_set_regs): Remove.
5981 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
5983 2009-04-08 Anatoly Sokolov <aesok@post.ru>
5985 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
5986 whether operands 0 and 1 overlaps.
5988 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
5991 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
5992 pointer. Use warning_at instead of warning.
5993 (search_for_addr_array): Likewise.
5994 (check_array_bounds): Likewise.
5995 (check_all_array_refs): Check that the incoming edge is not in the
5996 list of edges to be removed.
5997 (check_all_array_refs): Avoid the temporal pointer.
5998 (vrp_visit_cond_stmt): Fix typo.
5999 (simplify_switch_using_ranges): Handle the case where the switch
6000 index is an integer constant.
6002 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
6004 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
6006 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6008 * doc/extend.texi, doc/invoke.texi: Fix typos.
6010 2009-04-17 Cary Coutant <ccoutant@google.com>
6012 * tree-flow-inline.h (get_lineno): Fix inverted test.
6014 2009-04-17 Diego Novillo <dnovillo@google.com>
6016 * tree-ssa-pre.c (create_expression_by_pieces): Remove
6017 assertion for AVAIL_OUT.
6019 2009-04-17 Mike Frysinger <vapier@gentoo.org>
6022 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
6023 * config/sh/linux-atomic.asm: Likewise.
6025 2009-04-17 Diego Novillo <dnovillo@google.com>
6027 * except.c (debug_eh_tree): New.
6028 (struct eh_region, struct eh_status): Move ...
6029 * except.h: ... here.
6030 (add_type_for_runtime): Declare extern.
6031 (lookup_type_for_runtime): Likewise.
6032 (debug_eh_tree): Declare.
6033 * Makefile.in (GTFILES): List except.h before except.c
6035 2009-04-17 Diego Novillo <dnovillo@google.com>
6037 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
6038 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
6039 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
6040 (find_vars_r): ... here.
6041 * tree-flow.h (find_referenced_vars_in): Declare.
6042 * tree-ssa-pre.c (create_expression_by_pieces): Assert
6043 that AVAIL_OUT exists for BLOCK.
6044 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
6045 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
6046 (tree-parloops.o): Likewise.
6048 2009-04-17 Simon Baldwin <simonb@google.com>
6050 * toplev.c (default_tree_printer): Add handling for %E format.
6052 2009-04-17 Diego Novillo <dnovillo@google.com>
6054 * tree-pretty-print.c (dump_generic_node): Add break after
6055 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
6056 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
6057 FUNCTION_TYPE together. Call print_struct_decl when printing
6058 structures and TDF_SLIM is not given.
6059 (print_struct_decl): Fix logic for detecting recursion.
6061 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6064 * gcc.c (create_at_file): New.
6065 (compile_input_file_p): New.
6066 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
6067 * main.c (main): Update call to toplev_main.
6068 * toplev.c (toplev_main): Change signature. Call expandargv.
6069 * toplev.h (toplev_main): Change signature.
6071 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6073 * dwarf2out.c (field_byte_offset): Use the type size as the field size
6074 if the latter is not constant.
6076 2009-04-17 David Edelsohn <edelsohn@gnu.org>
6078 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
6080 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6082 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
6083 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
6085 2009-04-17 Richard Guenther <rguenther@suse.de>
6087 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6088 Handle component references view-converting an invariant address.
6090 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
6092 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
6093 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
6094 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
6095 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
6096 Use @deftypevr rather than @deftypevar.
6098 2009-04-17 Richard Guenther <rguenther@suse.de>
6100 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
6101 (get_prop_source_stmt): Likewise.
6102 (can_propagate_from): Likewise.
6104 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
6106 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
6107 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
6108 (--with-multilib-list): Add default value.
6109 * configure: Regenerate.
6110 * Makefile.in (TM_ENDIAN_CONFIG): Define.
6111 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
6112 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
6113 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
6114 Don't add default cpu to multilib list unnecessarily, but do enable
6115 the relevant compiler option..
6116 Add support for --with-multilib-list=<blank> and
6117 --with-multilib-list=!<somelib> to supress unwanted multilibs.
6118 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
6119 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
6120 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
6122 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
6123 (MULTILIB_OSDIRNAMES): New variable.
6124 * config/sh/t-1e: Delete file.
6125 * config/sh/t-mlib-sh1: Delete file.
6126 * config/sh/t-mlib-sh2: Delete file.
6127 * config/sh/t-mlib-sh2a: Delete file.
6128 * config/sh/t-mlib-sh2a-nofpu: Delete file.
6129 * config/sh/t-mlib-sh2a-single: Delete file.
6130 * config/sh/t-mlib-sh2a-single-only: Delete file.
6131 * config/sh/t-mlib-sh2e: Delete file.
6132 * config/sh/t-mlib-sh3e: Delete file.
6133 * config/sh/t-mlib-sh4: Delete file.
6134 * config/sh/t-mlib-sh4-nofpu: Delete file.
6135 * config/sh/t-mlib-sh4-single: Delete file.
6136 * config/sh/t-mlib-sh4-single-only: Delete file.
6137 * config/sh/t-mlib-sh4a: Delete file.
6138 * config/sh/t-mlib-sh4a-nofpu: Delete file.
6139 * config/sh/t-mlib-sh4a-single: Delete file.
6140 * config/sh/t-mlib-sh4a-single-only: Delete file.
6141 * config/sh/t-mlib-sh4al: Delete file.
6142 * config/sh/t-mlib-sh5-32media: Delete file.
6143 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
6144 * config/sh/t-mlib-sh5-64media: Delete file.
6145 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
6146 * config/sh/t-mlib-sh5-compact: Delete file.
6147 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
6148 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
6149 * doc/install.texi (Options specification): Add
6150 --with-multilib-list and --with-endian.
6152 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6154 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
6156 (OBJS-common): Add plugin-version.o.
6157 (plugin-version.o): New.
6158 * gcc-plugin.h (plugin_gcc_version): New.
6159 (plugin_default_version_check): New.
6160 (plugin_init_func, plugin_init): Add version argument.
6161 * plugin-version.c: New.
6162 * plugin.c (str_plugin_gcc_version_name): New.
6163 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
6164 pass it to the init function.
6165 (plugin_default_version_check): New.
6167 2009-04-17 Richard Guenther <rguenther@suse.de>
6169 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
6170 for decl-vs-decl disambiguation.
6172 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
6174 * config/s390/s390.h (s390_tune_attr): New macro definition.
6175 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
6177 2009-04-17 Richard Guenther <rguenther@suse.de>
6179 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
6180 (fold_stmt_r): Likewise.
6181 (maybe_fold_reference): New function.
6182 (fold_gimple_assign): Handle cases fold_stmt_r did.
6183 (fold_stmt): Do not use fold_stmt_r.
6184 (fold_stmt_inplace): Likewise.
6186 2009-04-17 Richard Guenther <rguenther@suse.de>
6188 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
6189 (record_equivalences_from_stmt): Remove useless checks and
6191 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
6192 the type is already suitable.
6194 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
6196 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
6198 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
6200 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
6201 (CMPtype): Define as __gcc_CMPtype.
6203 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
6205 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
6206 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
6208 2009-04-17 Richard Guenther <rguenther@suse.de>
6210 PR tree-optimization/39746
6211 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
6212 special-casing for builtins and static variable use/def.
6213 (call_may_clobber_ref_p_1): Likewise.
6215 2009-04-16 Ian Lance Taylor <iant@google.com>
6217 * df.h: Include "timevar.h".
6218 (struct df_problem): Change tv_id field to timevar_id_t.
6219 * tree-pass.h: Include "timevar.h".
6220 (struct opt_pass): Change tv_id field to timevar_id_t.
6221 * timevar.h (timevar_id_t): Define TV_NONE.
6222 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
6223 TV_NONE rather than tv_id != 0.
6224 (execute_one_pass): Likewise.
6225 * Makefile.in (DF_H): Add $(TIMEVAR_H).
6226 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
6227 dependencies to $(TREE_PASS_H).
6228 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
6230 (pass_branch_target_load_optimize2): Likewise.
6231 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
6232 (pass_outof_cfg_layout_mode): Likewise.
6233 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
6234 (pass_rebuild_cgraph_edges): Likewise.
6235 (pass_remove_cgraph_callee_edges): Likewise.
6236 * df-core.c (pass_df_initialize_opt): Likewise.
6237 (pass_df_initialize_no_opt): Likewise.
6238 (pass_df_finish): Likewise.
6239 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6240 * except.c (pass_set_nothrow_function_flags): Likewise.
6241 (pass_convert_to_eh_region_ranges): Likewise.
6242 * final.c (pass_compute_alignments): Likewise.
6243 * function.c (pass_instantiate_virtual_regs): Likewise.
6244 (pass_init_function): Likewise.
6245 (pass_leaf_regs): Likewise.
6246 (pass_match_asm_constraints): Likewise.
6247 * gimple-low.c (pass_lower_cf): Likewise.
6248 (pass_mark_used_blocks): Likewise.
6249 * init-regs.c (pass_initialize_regs): Likewise.
6250 * integrate.c (pass_initial_value_sets): Likewise.
6251 * ira.c (pass_ira): Likewise.
6252 * jump.c (pass_cleanup_barriers): Likewise.
6253 * omp-low.c (pass_expand_omp): Likewise.
6254 (pass_lower_omp): Likewise.
6255 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
6256 * recog.c (pass_split_all_insns): Likewise.
6257 (pass_split_after_reload): Likewise.
6258 (pass_split_before_regstack): Likewise.
6259 (pass_split_before_sched2): Likewise.
6260 (pass_split_for_shorten_branches): Likewise.
6261 * reginfo.c (pass_reginfo_init): Likewise.
6262 (pass_subregs_of_mode_init): Likewise.
6263 (pass_subregs_of_mode_finish): Likewise.
6264 * passes.c (pass_postreload): Likewise.
6265 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
6266 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
6267 (pass_warn_function_return): Likewise.
6268 (pass_warn_function_noreturn): Likewise.
6269 * tree-complex.c (pass_lower_complex): Likewise.
6270 (pass_lower_complex_O0): Likewise.
6271 * tree-if-conv.c (pass_if_conversion): Likewise.
6272 * tree-into-ssa.c (pass_build_ssa): Likewise.
6273 * tree-mudflap.c (pass_mudflap_1): Likewise.
6274 (pass_mudflap_2): Likewise.
6275 * tree-nomudflap.c (pass_mudflap_1): Likewise.
6276 (pass_mudflap_2): Likewise.
6277 * tree-nrv.c (pass_return_slot): Likewise.
6278 * tree-object-size.c (pass_object_sizes): Likewise.
6279 * tree-optimize.c (pass_all_optimizations): Likewise.
6280 (pass_early_local_passes): Likewise.
6281 (pass_all_early_optimizations): Likewise.
6282 (pass_cleanup_cfg): Likewise.
6283 (pass_cleanup_cfg_post_optimizing): Likewise.
6284 (pass_free_datastructures): Likewise.
6285 (pass_free_cfg_annotations): Likewise.
6286 (pass_fixup_cfg): Likewise.
6287 (pass_init_datastructures): Likewise.
6288 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
6289 (pass_late_warn_uninitialized): Likewise.
6290 (pass_update_address_taken): Likewise.
6291 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
6292 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
6293 (pass_cse_sincos): Likewise.
6294 (pass_convert_to_rsqrt): Likewise.
6295 * tree-ssa-structalias.c (pass_build_alias): Likewise.
6296 * tree-stdarg.c (pass_stdarg): Likewise.
6297 * tree-tailcall.c (pass_tail_recursion): Likewise.
6298 (pass_tail_calls): Likewise.
6299 * tree-vect-generic.c (pass_lower_vector): Likewise.
6300 (pass_lower_vector_ssa): Likewise.
6301 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
6303 2009-04-16 Joseph Myers <joseph@codesourcery.com>
6305 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
6307 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
6309 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
6310 logical and signext.
6312 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
6315 * config/sh/predicates.md (arith_operand): Check if the operand
6316 of TRUNCATE is a REG.
6318 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6320 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6321 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6323 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6325 * tree-iterator.c (tsi_split_statement_list_after,
6326 tsi_split_statement_list_before): Remove.
6327 * tree-iterator.h: Remove the prototypes for
6328 tsi_split_statement_list_after and tsi_split_statement_list_before.
6330 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6332 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
6333 * tree-ssa-propagate.h: Remove the prototype for
6334 stmt_makes_single_load.
6336 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6338 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
6339 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
6341 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6343 * tree-iterator.c (EXPR_LAST_BODY): Remove.
6345 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6347 * except.c (eh_region_outer_p): Remove.
6348 * except.h: Remove the prototype for eh_region_outer_p.
6350 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6352 * function.c (current_function_assembler_name): Remove.
6353 * function.h: Remove the prototype for
6354 current_function_assembler_name.
6356 2009-04-16 Ian Lance Taylor <iant@google.com>
6358 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
6359 (add_reg_note): Call alloc_reg_note.
6360 * rtl.h (alloc_reg_note): Declare.
6361 * combine.c (try_combine): Use alloc_reg_note.
6362 (recog_for_combine, move_deaths): Likewise.
6363 (distribute_notes): Use alloc_reg_note and add_reg_note.
6364 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
6365 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
6366 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
6368 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
6370 PR rtl-optimization/39762
6371 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
6372 ira_may_move_out_cost): Add comments about way of their usage.
6373 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
6375 * ira-conflicts.c (process_regs_for_copy): Use function
6376 ira_get_register_move_cost instead of global
6377 ira_register_move_cost.
6379 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
6380 color_pass, move_spill_restore, update_curr_costs): Ditto.
6382 * ira-lives.c (process_single_reg_class_operands): Ditto.
6384 * ira-emit.c (emit_move_list): Ditto.
6386 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
6387 (record_reg_classes): Ditto. Use functions
6388 ira_get_register_move_cost and ira_get_may_move_cost instead of
6389 global vars ira_register_move_cost, ira_may_move_out_cost and
6390 ira_may_move_in_cost.
6391 (record_address_regs): Don't call ira_init_register_move_cost.
6392 Use function ira_get_may_move_cost instead of global
6393 ira_may_move_in_cost.
6394 (process_bb_node_for_hard_reg_moves): Use function
6395 ira_get_register_move_cost instead of global ira_register_move_cost.
6396 (ira_costs): Don't call ira_init_register_move_cost.
6398 2009-04-16 Richard Guenther <rguenther@suse.de>
6400 * tree-cfg.c (verify_gimple_assign_binary):
6401 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
6402 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
6403 (create_general_new_stmt): Note that this function is broken.
6405 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6407 * common.opt (fhelp): Add Var(help_flag).
6408 * gcc-plugin.h (plugin_info): Add help.
6409 * plugin.c (plugin_name_args): Add help.
6410 (register_plugin_info): Set plugin->help.
6411 (print_help_one_plugin): New.
6412 (print_plugins_help): New.
6413 * plugin.h (print_plugins_help): New.
6414 * toplev.c (toplev_main): Call print_plugins_help if needed.
6416 2009-04-16 Richard Guenther <rguenther@suse.de>
6418 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
6419 (gimple_ior_addresses_taken_1): New function.
6420 (gimple_ior_addresses_taken): Likewise.
6421 * gimple.h (struct gimple_statement_with_ops_base): Remove
6422 addresses_taken member.
6423 (gimple_ior_addresses_taken): Declare.
6424 (gimple_addresses_taken, gimple_addresses_taken_ptr,
6425 gimple_set_addresses_taken): Remove.
6426 * ipa-reference.c (mark_address): New function.
6427 (scan_stmt_for_static_refs): Use it for marking addresses taken.
6428 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
6429 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
6430 (gimple_add_to_addresses_taken): Remove.
6431 (get_tmr_operands): Call mark_address_taken.
6432 (get_asm_expr_operands): Likewise.
6433 (get_expr_operands): Likewise.
6434 (build_ssa_operands): Do not clear the addresses_taken bitmap.
6435 (free_stmt_operands): Do not free it.
6436 * tree-ssa.c (delete_tree_ssa): Likewise.
6437 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
6439 2009-04-16 Richard Guenther <rguenther@suse.de>
6441 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
6442 (walk_stmt_load_store_ops): Likewise.
6443 * gimple.c (get_base_loadstore): New function.
6444 (walk_stmt_load_store_addr_ops): Likewise.
6445 (walk_stmt_load_store_ops): Likewise.
6446 * ipa-pure-const.c (check_op): Simplify.
6447 (check_load, check_store): New functions.
6448 (check_stmt): Use walk_stmt_load_store_ops.
6449 * ipa-reference.c (mark_load): Adjust signature.
6450 (mark_store): Likewise.
6451 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
6453 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6455 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
6457 * opts.c (common_handle_option): Don't call print_version.
6458 * plugin.c (plugin_name_args): Add version.
6459 (register_plugin_info): New.
6460 (register_callback): Handle PLUGIN_INFO.
6461 (try_init_one_plugin): New.
6462 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
6464 (finalize_one_plugin): New.
6465 (finalize_plugins): New.
6466 (print_one_plugin): New.
6467 (print_plugins_versions): New.
6468 * plugin.h (print_plugins_versions): New.
6469 (finalize_plugins): New.
6470 * toplev.c (compile_file): Don't call initialize_plugins.
6471 (print_version): Call print_plugins_versions.
6472 (toplev_main): Call initialize_plugins. Print version if needed.
6473 Call finalize_plugins.
6475 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6477 * common.opt (fversion): New.
6478 * gcc.c (print_version): New.
6479 (process_command): Don't print the version. Just set print_version.
6480 (main): Print version. Call subprocesses if print_version and
6481 verbose_flag are set.
6482 * opts.c (common_handle_option): Handle OPT_fversion.
6484 2009-04-16 Richard Guenther <rguenther@suse.de>
6485 Ira Rosen <irar@il.ibm.com>
6487 PR tree-optimization/39698
6488 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
6489 type of the reduction variable. Only generate the def if
6492 * omp-low.c (expand_omp_for_generic): When converting to a pointer
6493 make sure to first convert to an integer of the same precision.
6494 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
6495 the type of the evolution correctly in computing the new
6496 induction variable base.
6498 2009-04-16 Richard Guenther <rguenther@suse.de>
6501 * tree-cfg.c (make_blocks): Split statements with to-be
6502 abnormal SSA names on the lhs.
6504 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
6506 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
6507 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
6508 * c-typeck.c (really_start_incremental_init): Likewise.
6509 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
6510 (TARGET_INITIALIZER): Remove it.
6511 * target.h (struct target): Remove vector_opaque_p.
6512 * tree.c (build_opaque_vector_type): New.
6513 * tree.h (TYPE_VECTOR_OPAQUE): New.
6514 (build_opaque_vector_type): Declare.
6515 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
6516 * config/rs6000/rs6000.c (build_opaque_vector_type,
6517 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
6518 (rs6000_init_builtins): Use build_opaque_vector_type for
6519 opaque_V4SI_type_node.
6521 2009-04-15 Catherine Moore <clm@codesourcery.com>
6523 * debug.h (set_name): Declare.
6524 * dwarf2out.c (dwarf2out_set_name): Declare.
6525 (dwarf2_debug_hooks): Add set_name.
6526 (find_AT_string): New.
6527 (add_AT_string): Call find_AT_string.
6528 (dwarf2out_set_name): New.
6529 * cp/decl.c (grokdeclarator): Call set_name.
6530 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
6531 * debug.c (do_nothing_debug_hooks): Likewise.
6532 * dbxout.c (dbx_debug_hooks): Likewise.
6533 * sdbout.c (sdb_debug_hooks): Likewise.
6535 2009-04-15 Michael Eager <eager@eagercon.com>
6537 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
6538 reg for single-precision FPU.
6539 * config/rs6000/rs6000.md (movsi_internal1): Only for
6541 (movsi_internal1_single): New. Add pattern to move SI values to/from
6542 single-precision FP regs.
6544 2009-04-15 Richard Guenther <rguenther@suse.de>
6546 * omp-low.c (lower_rec_input_clauses): Build correct address
6548 (expand_omp_for_generic): Fix multiplication type.
6549 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
6550 (generate_memset_zero): Fix types.
6551 * tree-profile.c (prepare_instrumented_value): Correctly
6554 2009-04-15 Ian Lance Taylor <iant@google.com>
6556 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
6557 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
6558 for -Wall and for -Wc++-compat.
6559 (c_common_post_options): For C++, set warn_enum_compare if not
6561 * c-tree.h (struct c_expr): Add field original_type.
6562 (build_external_ref): Update declaration.
6563 * c-parser.c (c_parser_braced_init): Set original_type.
6564 (c_parser_initelt): Likewise.
6565 (c_parser_expr_no_commas): Likewise.
6566 (c_parser_conditional_expression): Likewise.
6567 (c_parser_cast_expression): Likewise.
6568 (c_parser_unary_expression): Likewise. Pull setting of
6569 original_code to top of function.
6570 (c_parser_sizeof_expression): Set original_type.
6571 (c_parser_alignof_expression): Likewise.
6572 (c_parser_postfix_expression): Likewise. Pull setting of
6573 original_code to top of function.
6574 (c_parser_postfix_expression_after_paren_type): Set original_type.
6575 (c_parser_postfix_expression_after_primary): Likewise.
6576 (c_parser_expression): Likewise.
6577 * c-typeck.c (build_external_ref): Add type parameter. Change all
6579 (c_expr_sizeof_expr): Set original_type field.
6580 (parser_build_unary_op): Likewise.
6581 (parser_build_binary_op): Likewise. Optionally warn about
6582 comparisons of enums of different types.
6583 (digest_init): Set original_type field.
6584 (really_start_incremental_init): Likewise.
6585 (push_init_level, pop_init_level): Likewise.
6586 * doc/invoke.texi (Warning Options): -Wenum-compare now
6589 2009-04-15 Richard Guenther <rguenther@suse.de>
6591 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
6592 out a necessary conversion.
6593 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
6594 names we didn't value number.
6595 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
6597 2009-04-15 Richard Guenther <rguenther@suse.de>
6599 PR tree-optimization/39764
6600 * tree-ssa-ccp.c (get_value): Canonicalize value with
6601 canonicalize_float_value.
6603 2009-04-15 Jan Hubicka <jh@suse.cz>
6605 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
6606 Wrong version of patch.
6608 2009-04-15 Jan Hubicka <jh@suse.cz>
6610 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
6612 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
6614 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
6615 our distinct integral and vector types.
6617 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
6619 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
6620 * init.c (build_vtbl_address): Remove call to assemble_external.
6622 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
6624 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
6625 output for other floating point modes.
6627 2009-04-14 Diego Novillo <dnovillo@google.com>
6629 * diagnostic.c (diagnostic_report_diagnostic): Do not
6630 warn about loaded plugins for DK_ERROR and DK_WARNING.
6631 * c-decl.c (declspecs_add_type): Move call to
6632 invoke_plugin_callbacks ...
6633 * c-parser.c (c_parser_declspecs): ... here.
6634 * plugin.c (dump_active_plugins): Tidy output.
6636 2009-04-14 Diego Novillo <dnovillo@google.com>
6637 Le-Chun Wu <lcwu@google.com>
6639 * configure.ac: Add --enable-plugin support.
6640 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
6641 * Makefile.in (PLUGIN_H): Define.
6642 Export ENABLE_PLUGIN and GMPINC to site.exp.
6643 Add PLUGINLIBS to link command.
6644 Add/modify dependencies for plugin.o and files including plugin.h.
6646 * config.in: Regenerate.
6648 * opts.c (common_handle_option): Handle OPT_fplugin_ and
6651 2009-04-14 Le-Chun Wu <lcwu@google.com>
6653 * tree-pass.h (register_one_dump_file): Add a prototype for
6654 register_one_dump_file.
6655 * toplev.c (compile_file): Call initialize_plugins.
6656 (do_compile): Call invoke_plugin_callbacks.
6657 (toplev_main): Call invoke_plugin_callbacks.
6658 * common.opt: Add -fplugin= and -fplugin-arg-.
6659 * gcc-plugin.h: New public header file for plugins to include.
6660 * plugin.c: New source file.
6661 * plugin.h: New internal header file.
6662 * passes.c (register_one_dump_file): Make it external.
6664 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
6666 2009-04-14 Diego Novillo <dnovillo@google.com>
6668 * doc/plugins.texi: New.
6669 * doc/gccint.texi: Add reference to Plugins chapter.
6670 * doc/invoke.texi: Document -fplugin and -fplugin-arg
6671 * diagnostic.c (diagnostic_report_diagnostic): Warn about
6672 loaded plugins, if any.
6673 * timevar.def (TV_PLUGIN_INIT): Define.
6674 (TV_PLUGIN_RUN): Define.
6675 * plugin.c: Include timevar.h
6676 (plugins_active_p): New.
6677 (dump_active_plugins): New.
6678 (debug_active_plugins): New.
6680 2009-04-14 Joseph Myers <joseph@codesourcery.com>
6682 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
6684 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
6686 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
6688 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
6689 the same as a minus without a shift.
6691 2009-04-14 Nick Clifton <nickc@redhat.com>
6693 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
6694 comparisons with small integers will always produce a short
6697 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
6700 2008-12-19 Diego Novillo <dnovillo@google.com>
6702 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
6704 2009-04-14 Richard Guenther <rguenther@suse.de>
6706 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
6708 (verify_gimple_assign_binary): Likewise. Handle shifts and
6710 (verify_gimple_phi): Print the mismatched argument position.
6711 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6713 (vect_update_init_of_dr): Likewise.
6714 * matrix-reorg.c (transform_access_sites): Do what the
6716 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
6718 2009-04-13 Michael Eager <eager@eagercon.com>
6720 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
6721 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
6722 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
6723 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
6724 remove duplicate config
6726 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6728 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
6729 file_name:line_number type locator of the call site.
6731 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
6733 * genautomata.c: Put blank after comma.
6734 (automaton_decls): New.
6735 (struct unit_usage): Add comments to member next.
6736 (store_alt_unit_usage): Keep the list ordered.
6737 (unit_present_on_list_p, equal_alternatives_p): New.
6738 (check_regexp_units_distribution): Check units distribution
6739 correctness correctly.
6740 (main): Don't write automata if error is found. Return correct
6743 * config/m68k/cf.md (cfv4_ds): Remove.
6744 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
6745 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
6747 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
6748 power4-load-ext, power4-store, power4-store-update,
6749 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
6750 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
6751 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
6752 power4-sqrt, power4-isync): Modify reservation to make correct
6753 unit distribution to automata.
6755 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
6756 power5-store-update, power5-two, power5-three, power5-lmul,
6757 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
6759 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
6761 * except.c (pass_set_nothrow_function_flags): Set name and add
6763 (set_nothrow_function_flags): Mention in the dump file when
6764 changing a function to nothrow.
6766 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
6769 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
6770 instead of unsigned long.
6772 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6774 * config/arm/arm.c (return_used_this_function): Remove.
6775 (arm_output_function_prologue): Remove use of
6776 return_used_this_function.
6777 (output_return_instruction): Replace use of
6778 return_used_this_function
6779 by cfun->machine->return_used_this_function.
6780 (arm_output_epilogue): Likewise.
6781 (arm_output_function_epilogue): Likewise.
6782 (thumb_unexpanded_epilogue): Likewise.
6783 * config/arm/arm.h (struct machine_function):
6784 New member return_used_this_function.
6786 2009-04-12 Mark Mitchell <mark@codesourcery.com>
6788 * doc/install.texi: Correct description of default directory for
6789 --with-gxx-include-dir.
6791 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
6793 * fold-const.c (build_range_check): Properly deal with enumeral and
6796 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
6798 * doc/invoke.texi (max_gcse_passes): Remove documentation.
6799 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
6800 * params.h (MAX_GCSE_PASSES): Remove.
6801 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
6802 in sequence. Remove ability to run multiple passes.
6803 (bypass_jumps): Report run as third CPROP pass.
6805 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
6808 * except.c (can_throw_external): Look at each insn in a SEQUENCE
6809 when deciding whether the whole SEQUENCE can throw.
6811 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
6814 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
6815 offseted label references.
6817 2009-04-11 Jan Hubicka <jh@suse.cz>
6819 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
6821 2009-04-11 Richard Guenther <rguenther@suse.de>
6824 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
6825 return variables as TREE_ADDRESSABLE.
6827 2009-04-11 Richard Guenther <rguenther@suse.de>
6829 PR tree-optimization/39713
6830 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
6831 reference trees have SSA_NAME operands.
6833 2009-04-11 Richard Guenther <rguenther@suse.de>
6836 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
6837 address expressions.
6839 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
6841 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
6842 match changes in Cygwin 1.7
6843 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
6844 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
6846 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6848 PR tree-optimization/39701
6849 * doc/invoke.texi (Optimization Options): Document change in
6850 meaning and initialization of -fdelete-null-pointer-checks.
6852 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6855 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
6857 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
6860 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
6862 2009-04-10 Chao-ying Fu <fu@mips.com>
6864 * doc/tm.texi (Instruction Output): Document
6865 TARGET_ASM_FINAL_POSTSCAN_INSN.
6866 * target.h (final_postscan_insn): New field in asm_out.
6867 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6868 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
6869 * final.c (final_scan_insn): Call
6870 targetm.asm_out.final_postscan_insn after outputting
6871 an asm macro and a normal instruction.
6873 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
6874 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
6875 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
6876 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
6877 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6879 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6882 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
6883 variables as non-NULL even with -fdelete-null-pointer-checks.
6885 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6887 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
6889 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
6892 * config/i386/i386.c (classify_argument): Handle SCmode with
6893 (bit_offset % 64) != 0.
6895 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
6897 * doc/invoke.texi (Optimize Options): Add cross-reference to
6898 -Q --help=optimizers examples.
6900 2009-04-10 Ben Elliston <bje@au.ibm.com>
6903 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
6904 regalign for the reg == fpr and TDmode case.
6906 2009-04-09 David Ayers <ayers@fsfe.org>
6909 * objc/objc-act.c (warn_with_method): Remove helper function.
6910 (check_duplicates): Call warning and inform directly.
6911 (really_start_method): Likewise.
6913 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
6915 * expmed.c (expand_divmod): Always use a comparison for a division
6916 by a large unsigned integer.
6918 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
6919 for things others than variables or functions as nonzero.
6921 2009-04-09 Nick Clifton <nickc@redhat.com>
6923 * unwind-compat.c: Change copyright header to refer to version
6924 3 of the GNU General Public License with version 3.1 of the
6925 GCC Runtime Library Exception and to point readers at the
6926 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
6927 * config/alpha/crtfastmath.c: Likewise.
6928 * config/alpha/linux-unwind.h: Likewise.
6929 * config/alpha/qrnnd.asm: Likewise.
6930 * config/alpha/vms-crt0-64.c: Likewise.
6931 * config/alpha/vms-crt0.c: Likewise.
6932 * config/alpha/vms-dwarf2.asm: Likewise.
6933 * config/alpha/vms-dwarf2eh.asm: Likewise.
6934 * config/alpha/vms-psxcrt0-64.c: Likewise.
6935 * config/alpha/vms-psxcrt0.c: Likewise.
6936 * config/alpha/vms_tramp.asm: Likewise.
6937 * config/arc/initfini.c: Likewise.
6938 * config/arc/lib1funcs.asm: Likewise.
6939 * config/arm/bpabi-v6m.S: Likewise.
6940 * config/arm/bpabi.S: Likewise.
6941 * config/arm/bpabi.c: Likewise.
6942 * config/arm/crti.asm: Likewise.
6943 * config/arm/crtn.asm: Likewise.
6944 * config/arm/ieee754-df.S: Likewise.
6945 * config/arm/ieee754-sf.S: Likewise.
6946 * config/arm/lib1funcs.asm: Likewise.
6947 * config/arm/libunwind.S: Likewise.
6948 * config/arm/linux-atomic.c: Likewise.
6949 * config/arm/mmintrin.h: Likewise.
6950 * config/arm/pr-support.c: Likewise.
6951 * config/arm/unaligned-funcs.c: Likewise.
6952 * config/arm/unwind-arm.c: Likewise.
6953 * config/arm/unwind-arm.h: Likewise.
6954 * config/avr/libgcc.S: Likewise.
6955 * config/bfin/crti.s: Likewise.
6956 * config/bfin/crtlibid.s: Likewise.
6957 * config/bfin/crtn.s: Likewise.
6958 * config/bfin/lib1funcs.asm: Likewise.
6959 * config/bfin/linux-unwind.h: Likewise.
6960 * config/cris/arit.c: Likewise.
6961 * config/cris/cris_abi_symbol.c: Likewise.
6962 * config/darwin-64.c: Likewise.
6963 * config/darwin-crt2.c: Likewise.
6964 * config/darwin-crt3.c: Likewise.
6965 * config/darwin.h: Likewise.
6966 * config/dbxelf.h: Likewise.
6967 * config/dfp-bit.c: Likewise.
6968 * config/dfp-bit.h: Likewise.
6969 * config/elfos.h: Likewise.
6970 * config/fixed-bit.c: Likewise.
6971 * config/fixed-bit.h: Likewise.
6972 * config/fp-bit.c: Likewise.
6973 * config/fp-bit.h: Likewise.
6974 * config/fr30/crti.asm: Likewise.
6975 * config/fr30/crtn.asm: Likewise.
6976 * config/fr30/lib1funcs.asm: Likewise.
6977 * config/freebsd-spec.h: Likewise.
6978 * config/frv/cmovd.c: Likewise.
6979 * config/frv/cmovh.c: Likewise.
6980 * config/frv/cmovw.c: Likewise.
6981 * config/frv/frvbegin.c: Likewise.
6982 * config/frv/frvend.c: Likewise.
6983 * config/frv/lib1funcs.asm: Likewise.
6984 * config/glibc-stdint.h: Likewise.
6985 * config/h8300/clzhi2.c: Likewise.
6986 * config/h8300/crti.asm: Likewise.
6987 * config/h8300/crtn.asm: Likewise.
6988 * config/h8300/ctzhi2.c: Likewise.
6989 * config/h8300/fixunssfsi.c: Likewise.
6990 * config/h8300/lib1funcs.asm: Likewise.
6991 * config/h8300/parityhi2.c: Likewise.
6992 * config/h8300/popcounthi2.c: Likewise.
6993 * config/i386/ammintrin.h: Likewise.
6994 * config/i386/att.h: Likewise.
6995 * config/i386/avxintrin.h: Likewise.
6996 * config/i386/biarch64.h: Likewise.
6997 * config/i386/bmmintrin.h: Likewise.
6998 * config/i386/cpuid.h: Likewise.
6999 * config/i386/cross-stdarg.h: Likewise.
7000 * config/i386/crtfastmath.c: Likewise.
7001 * config/i386/crtprec.c: Likewise.
7002 * config/i386/cygming-crtbegin.c: Likewise.
7003 * config/i386/cygming-crtend.c: Likewise.
7004 * config/i386/cygwin.asm: Likewise.
7005 * config/i386/emmintrin.h: Likewise.
7006 * config/i386/gmm_malloc.h: Likewise.
7007 * config/i386/gthr-win32.c: Likewise.
7008 * config/i386/i386.h: Likewise.
7009 * config/i386/immintrin.h: Likewise.
7010 * config/i386/linux-unwind.h: Likewise.
7011 * config/i386/linux64.h: Likewise.
7012 * config/i386/mm3dnow.h: Likewise.
7013 * config/i386/mmintrin-common.h: Likewise.
7014 * config/i386/mmintrin.h: Likewise.
7015 * config/i386/nmmintrin.h: Likewise.
7016 * config/i386/pmm_malloc.h: Likewise.
7017 * config/i386/pmmintrin.h: Likewise.
7018 * config/i386/smmintrin.h: Likewise.
7019 * config/i386/sol2-c1.asm: Likewise.
7020 * config/i386/sol2-ci.asm: Likewise.
7021 * config/i386/sol2-cn.asm: Likewise.
7022 * config/i386/sol2-gc1.asm: Likewise.
7023 * config/i386/tmmintrin.h: Likewise.
7024 * config/i386/unix.h: Likewise.
7025 * config/i386/w32-unwind.h: Likewise.
7026 * config/i386/wmmintrin.h: Likewise.
7027 * config/i386/x86-64.h: Likewise.
7028 * config/i386/x86intrin.h: Likewise.
7029 * config/i386/xmmintrin.h: Likewise.
7030 * config/ia64/crtbegin.asm: Likewise.
7031 * config/ia64/crtend.asm: Likewise.
7032 * config/ia64/crtfastmath.c: Likewise.
7033 * config/ia64/crti.asm: Likewise.
7034 * config/ia64/crtn.asm: Likewise.
7035 * config/ia64/fde-glibc.c: Likewise.
7036 * config/ia64/lib1funcs.asm: Likewise.
7037 * config/ia64/linux-unwind.h: Likewise.
7038 * config/ia64/quadlib.c: Likewise.
7039 * config/ia64/unwind-ia64.c: Likewise.
7040 * config/linux.h: Likewise.
7041 * config/m32c/m32c-lib1.S: Likewise.
7042 * config/m32c/m32c-lib2-trapv.c: Likewise.
7043 * config/m32c/m32c-lib2.c: Likewise.
7044 * config/m32r/initfini.c: Likewise.
7045 * config/m68hc11/larith.asm: Likewise.
7046 * config/m68hc11/m68hc11-crt0.S: Likewise.
7047 * config/m68k/cf.md: Likewise.
7048 * config/m68k/crti.s: Likewise.
7049 * config/m68k/crtn.s: Likewise.
7050 * config/m68k/lb1sf68.asm: Likewise.
7051 * config/m68k/linux-unwind.h: Likewise.
7052 * config/mcore/crti.asm: Likewise.
7053 * config/mcore/crtn.asm: Likewise.
7054 * config/mcore/lib1.asm: Likewise.
7055 * config/mips/linux-unwind.h: Likewise.
7056 * config/mips/loongson.h: Likewise.
7057 * config/mips/mips16.S: Likewise.
7058 * config/mmix/crti.asm: Likewise.
7059 * config/mmix/crtn.asm: Likewise.
7060 * config/pa/fptr.c: Likewise.
7061 * config/pa/hpux-unwind.h: Likewise.
7062 * config/pa/lib2funcs.asm: Likewise.
7063 * config/pa/linux-atomic.c: Likewise.
7064 * config/pa/linux-unwind.h: Likewise.
7065 * config/pa/milli64.S: Likewise.
7066 * config/pa/quadlib.c: Likewise.
7067 * config/pa/stublib.c: Likewise.
7068 * config/picochip/libgccExtras/adddi3.asm: Likewise.
7069 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
7070 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
7071 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
7072 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
7073 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
7074 * config/picochip/libgccExtras/divmod15.asm: Likewise.
7075 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
7076 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
7077 * config/picochip/libgccExtras/longjmp.asm: Likewise.
7078 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
7079 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
7080 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
7081 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
7082 * config/picochip/libgccExtras/setjmp.asm: Likewise.
7083 * config/picochip/libgccExtras/subdi3.asm: Likewise.
7084 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
7085 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
7086 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
7087 * config/rs6000/750cl.h: Likewise.
7088 * config/rs6000/altivec.h: Likewise.
7089 * config/rs6000/biarch64.h: Likewise.
7090 * config/rs6000/crtresfpr.asm: Likewise.
7091 * config/rs6000/crtresgpr.asm: Likewise.
7092 * config/rs6000/crtresxfpr.asm: Likewise.
7093 * config/rs6000/crtresxgpr.asm: Likewise.
7094 * config/rs6000/crtsavfpr.asm: Likewise.
7095 * config/rs6000/crtsavgpr.asm: Likewise.
7096 * config/rs6000/darwin-asm.h: Likewise.
7097 * config/rs6000/darwin-fallback.c: Likewise.
7098 * config/rs6000/darwin-fpsave.asm: Likewise.
7099 * config/rs6000/darwin-ldouble.c: Likewise.
7100 * config/rs6000/darwin-tramp.asm: Likewise.
7101 * config/rs6000/darwin-unwind.h: Likewise.
7102 * config/rs6000/darwin-vecsave.asm: Likewise.
7103 * config/rs6000/darwin-world.asm: Likewise.
7104 * config/rs6000/e500crtres32gpr.asm: Likewise.
7105 * config/rs6000/e500crtres64gpr.asm: Likewise.
7106 * config/rs6000/e500crtres64gprctr.asm: Likewise.
7107 * config/rs6000/e500crtrest32gpr.asm: Likewise.
7108 * config/rs6000/e500crtrest64gpr.asm: Likewise.
7109 * config/rs6000/e500crtresx32gpr.asm: Likewise.
7110 * config/rs6000/e500crtresx64gpr.asm: Likewise.
7111 * config/rs6000/e500crtsav32gpr.asm: Likewise.
7112 * config/rs6000/e500crtsav64gpr.asm: Likewise.
7113 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
7114 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
7115 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
7116 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
7117 * config/rs6000/eabi-ci.asm: Likewise.
7118 * config/rs6000/eabi-cn.asm: Likewise.
7119 * config/rs6000/eabi.asm: Likewise.
7120 * config/rs6000/linux-unwind.h: Likewise.
7121 * config/rs6000/linux64.h: Likewise.
7122 * config/rs6000/paired.h: Likewise.
7123 * config/rs6000/paired.md: Likewise.
7124 * config/rs6000/ppc64-fp.c: Likewise.
7125 * config/rs6000/ppu_intrinsics.h: Likewise.
7126 * config/rs6000/rs6000.h: Likewise.
7127 * config/rs6000/si2vmx.h: Likewise.
7128 * config/rs6000/sol-ci.asm: Likewise.
7129 * config/rs6000/sol-cn.asm: Likewise.
7130 * config/rs6000/spe.h: Likewise.
7131 * config/rs6000/spu2vmx.h: Likewise.
7132 * config/rs6000/sysv4.h: Likewise.
7133 * config/rs6000/tramp.asm: Likewise.
7134 * config/rs6000/vec_types.h: Likewise.
7135 * config/s390/linux-unwind.h: Likewise.
7136 * config/s390/tpf-unwind.h: Likewise.
7137 * config/score/crti.asm: Likewise.
7138 * config/score/crtn.asm: Likewise.
7139 * config/sh/crt1.asm: Likewise.
7140 * config/sh/crti.asm: Likewise.
7141 * config/sh/crtn.asm: Likewise.
7142 * config/sh/divtab-sh4-300.c: Likewise.
7143 * config/sh/divtab-sh4.c: Likewise.
7144 * config/sh/divtab.c: Likewise.
7145 * config/sh/lib1funcs-4-300.asm: Likewise.
7146 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
7147 * config/sh/lib1funcs.asm: Likewise.
7148 * config/sh/lib1funcs.h: Likewise.
7149 * config/sh/linux-atomic.asm: Likewise.
7150 * config/sh/linux-unwind.h: Likewise.
7151 * config/sh/shmedia.h: Likewise.
7152 * config/sh/sshmedia.h: Likewise.
7153 * config/sh/ushmedia.h: Likewise.
7154 * config/sparc/crtfastmath.c: Likewise.
7155 * config/sparc/linux-unwind.h: Likewise.
7156 * config/sparc/sol2-c1.asm: Likewise.
7157 * config/sparc/sol2-ci.asm: Likewise.
7158 * config/sparc/sol2-cn.asm: Likewise.
7159 * config/spu/divmodti4.c: Likewise.
7160 * config/spu/divv2df3.c: Likewise.
7161 * config/spu/float_disf.c: Likewise.
7162 * config/spu/float_unsdidf.c: Likewise.
7163 * config/spu/float_unsdisf.c: Likewise.
7164 * config/spu/float_unssidf.c: Likewise.
7165 * config/spu/mfc_multi_tag_release.c: Likewise.
7166 * config/spu/mfc_multi_tag_reserve.c: Likewise.
7167 * config/spu/mfc_tag_release.c: Likewise.
7168 * config/spu/mfc_tag_reserve.c: Likewise.
7169 * config/spu/mfc_tag_table.c: Likewise.
7170 * config/spu/multi3.c: Likewise.
7171 * config/spu/spu_internals.h: Likewise.
7172 * config/spu/spu_intrinsics.h: Likewise.
7173 * config/spu/spu_mfcio.h: Likewise.
7174 * config/spu/vec_types.h: Likewise.
7175 * config/spu/vmx2spu.h: Likewise.
7176 * config/stormy16/stormy16-lib2.c: Likewise.
7177 * config/svr4.h: Likewise.
7178 * config/sync.c: Likewise.
7179 * config/v850/lib1funcs.asm: Likewise.
7180 * config/vxlib-tls.c: Likewise.
7181 * config/vxlib.c: Likewise.
7182 * config/vxworks-dummy.h: Likewise.
7183 * config/xtensa/crti.asm: Likewise.
7184 * config/xtensa/crtn.asm: Likewise.
7185 * config/xtensa/ieee754-df.S: Likewise.
7186 * config/xtensa/ieee754-sf.S: Likewise.
7187 * config/xtensa/lib1funcs.asm: Likewise.
7188 * config/xtensa/lib2funcs.S: Likewise.
7189 * config/xtensa/linux-unwind.h: Likewise.
7190 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
7191 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
7192 * coretypes.h: Likewise.
7193 * crtstuff.c: Likewise.
7194 * defaults.h: Likewise.
7195 * dwarf2.h: Likewise.
7196 * emutls.c: Likewise.
7197 * gbl-ctors.h: Likewise.
7198 * gcov-io.h: Likewise.
7199 * ginclude/float.h: Likewise.
7200 * ginclude/iso646.h: Likewise.
7201 * ginclude/stdarg.h: Likewise.
7202 * ginclude/stdbool.h: Likewise.
7203 * ginclude/stddef.h: Likewise.
7204 * ginclude/stdfix.h: Likewise.
7205 * ginclude/stdint-gcc.h: Likewise.
7206 * ginclude/tgmath.h: Likewise.
7207 * gthr-aix.h: Likewise.
7208 * gthr-dce.h: Likewise.
7209 * gthr-gnat.c: Likewise.
7210 * gthr-gnat.h: Likewise.
7211 * gthr-lynx.h: Likewise.
7212 * gthr-mipssde.h: Likewise.
7213 * gthr-nks.h: Likewise.
7214 * gthr-posix.c: Likewise.
7215 * gthr-posix.h: Likewise.
7216 * gthr-posix95.h: Likewise.
7217 * gthr-rtems.h: Likewise.
7218 * gthr-single.h: Likewise.
7219 * gthr-solaris.h: Likewise.
7220 * gthr-tpf.h: Likewise.
7221 * gthr-vxworks.h: Likewise.
7222 * gthr-win32.h: Likewise.
7224 * libgcc2.c: Likewise.
7225 * libgcc2.h: Likewise.
7226 * libgcov.c: Likewise.
7227 * tsystem.h: Likewise.
7228 * typeclass.h: Likewise.
7229 * unwind-c.c: Likewise.
7230 * unwind-compat.h: Likewise.
7231 * unwind-dw2-fde-compat.c: Likewise.
7232 * unwind-dw2-fde-darwin.c: Likewise.
7233 * unwind-dw2-fde-glibc.c: Likewise.
7234 * unwind-dw2-fde.c: Likewise.
7235 * unwind-dw2-fde.h: Likewise.
7236 * unwind-dw2.c: Likewise.
7237 * unwind-dw2.h: Likewise.
7238 * unwind-generic.h: Likewise.
7239 * unwind-pe.h: Likewise.
7240 * unwind-sjlj.c: Likewise.
7241 * unwind.inc: Likewise.
7242 * config/arm/neon-gen.ml: Change generated copyright header to
7243 refer to version 3 of the GNU General Public License with
7244 version 3.1 of the GCC Runtime Library Exception and to point
7245 readers at the COPYING3 and COPYING3.RUNTIME files and the
7246 FSF's license web page.
7247 * config/arm/arm_neon.h: Regenerate.
7249 2009-04-09 Jakub Jelinek <jakub@redhat.com>
7251 * config/cris/cris.md: Change copyright header to refer to version
7252 3 of the GNU General Public License.
7253 * doc/install.texi2html: Change copyright header to refer to version
7254 3 of the GNU General Public License and to point readers at the
7255 COPYING3 file and the FSF's license web page.
7256 * config/vax/linux.h: Likewise.
7258 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
7260 * config/i386/i386.md (cmpcc): New.
7261 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
7262 (sync_compare_and_swap_cc*): Delete.
7264 * config/s390/s390.c (s390_compare_emitted): Remove.
7265 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
7266 s390_compare_emitted used to be handled. Assert that modes match.
7267 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
7268 refer to sync_compare_and_swap_ccsi.
7269 * config/s390/s390.h (s390_compare_emitted): Remove.
7270 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
7271 instead of s390_compare_emitted.
7272 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
7273 instead of s390_compare_emitted.
7274 * config/s390/s390.md (cmpcc): New.
7275 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
7276 CC_REGNUM, do not pretend it's set.
7277 (sync_compare_and_swap_cc*): Delete.
7278 * config/s390/predicates.md (cc_reg_operand): New.
7280 * expr.c (sync_compare_and_swap_cc): Delete.
7281 * optabs.h (sync_compare_and_swap_cc): Delete.
7282 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
7283 is being used with can_compare_p.
7284 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
7286 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
7287 look for a MODE_CC set instead. Use emit_store_flag.
7288 (expand_compare_and_swap_loop): Likewise, with some additional
7289 complication to avoid a force_reg when useless. Use
7290 emit_cmp_and_jump_insns.
7291 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
7292 * doc/md.texi (sync_compare_and_swap_cc): Merge with
7293 sync_compare_and_swap documentation.
7295 2009-04-09 Jan Hubicka <jh@suse.cz>
7297 * except.c (find_prev_try): Break out from ....
7298 (duplicate_eh_regions): ... here; properly update prev_try pointers
7299 when duplication part of tree.
7300 (dump_eh_tree): Improve dumping.
7301 (verify_eh_region): New.
7302 (verify_eh_tree): Use it.
7304 2009-04-06 Richard Guenther <rguenther@suse.de>
7306 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
7307 &ARRAY addresses by adjusting their types and prepending
7309 * tree-cfg.c (verify_gimple_assign_single): Verify that
7310 addresses are correct.
7312 2009-04-09 Richard Guenther <rguenther@suse.de>
7314 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
7315 indices into an array reference if possible.
7316 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7317 Fold POINTER_PLUS_EXPR statements with invariant address.
7319 2009-04-09 Alan Modra <amodra@bigpond.net.au>
7322 * config.gcc (powerpc64-*-linux*): Always build biarch.
7324 2009-04-09 Joseph Myers <joseph@codesourcery.com>
7327 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
7328 it and pedwarn if this results in an INTEGER_CST.
7330 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7332 * doc/install.texi: Update minimum GMP version. Remove obsolete
7333 text in MPFR section.
7335 2009-04-08 Jakub Jelinek <jakub@redhat.com>
7337 * dwarf2out.c (class_scope_p): New static inline.
7338 (class_or_namespace_scope_p): Use it.
7339 (gen_variable_die): Use DW_TAG_member tag for static data member
7340 declarations instead of DW_TAG_variable.
7343 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
7346 2009-04-08 Richard Guenther <rguenther@suse.de>
7348 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
7349 valueize random data.
7351 2009-04-08 David Edelsohn <edelsohn@gnu.org>
7353 * config.gcc (aix tm_file): Add aix-stdint.h.
7354 (aix tm clause use_gcc_stdint): Set to wrap.
7355 * config/rs6000/aix-stdint.h: New file.
7357 2009-04-08 Richard Guenther <rguenther@suse.de>
7360 * tree-dfa.c (add_referenced_var): Do not recurse into
7361 global initializers.
7362 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
7364 (fold_const_aggregate_ref): Likewise.
7366 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7368 * recog.c (ordered_comparison_operator): New.
7369 * gensupport.c (std_preds): Add it.
7370 * doc/md.texi (Machine-Independent Predicates): Document it.
7372 2009-04-08 Jan Hubicka <jh@suse.cz>
7374 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
7375 * function.h (rtl_eh): Remove exception_handler_label_map.
7376 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
7377 remove_exception_handler_label, for_each_eh_label_1): Remove.
7378 (rtl_remove_unreachable_regions): Remove.
7379 (convert_from_eh_region_ranges): Do not remove unreachable regions.
7380 (find_exception_handler_labels): Don't build the hashtable.
7381 (maybe_remove_eh_handler): Remove.
7382 (for_each_eh_label): Rewrite to walk the tree.
7383 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
7384 * except.h (maybe_remove_eh_handler): Remove.
7385 * passes.c (init_optimization_passes): Schedule second EH cleanup
7387 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
7388 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
7390 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7392 * genoutput.c (validate_optab_operands): New.
7393 (gen_insn, gen_expand): Call it.
7395 * genflags.c (gen_insn): Detect misused iterators.
7396 (main): Pass line_no to gen_insn, exit with status 1 on error.
7398 * genextract.c (line_no): Make global.
7399 (VEC_safe_set_locstr): Change assertion to error message.
7400 (main): Exit with status 1 on error.
7402 2009-04-08 Joseph Myers <joseph@codesourcery.com>
7406 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7407 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7408 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
7409 * c-convert.c (convert): Do not call fold on results of conversion
7410 functions when the result is a C_MAYBE_CONST_EXPR.
7411 * c-parser.c (c_parser_postfix_expression): Do not fold condition
7412 of __builtin_choose_expr.
7413 * c-typeck.c (remove_c_maybe_const_expr): New.
7414 (build_unary_op, build_conditional_expr, build_compound_expr,
7415 build_binary_op, c_objc_common_truthvalue_conversion): Call
7416 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
7419 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
7421 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
7422 CODE to produce a new one. Add a prototype to use fold_convert_const
7424 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
7427 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
7428 mix declarations and code.
7430 2009-04-08 Ben Elliston <bje@au.ibm.com>
7432 * gcc.c: Replace `CC' with `GCC' throughout.
7434 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
7436 * doc/invoke.texi: Document Atom support.
7438 2009-04-07 Jason Merrill <jason@redhat.com>
7441 * c-common.h, c-common.c: Add flag_pretty_templates.
7442 * c-opts.c (c_common_handle_option): Set it.
7443 * c.opt: Add -fno-pretty-templates.
7444 * doc/invoke.texi (C++ Dialect Options): Likewise.
7446 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
7448 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
7449 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
7450 (ia64_expand_builtin): Likewise.
7452 2009-04-07 Martin Jambor <mjambor@suse.cz>
7454 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
7455 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
7456 ADDR_EXPRS are include too.
7458 2009-04-07 Richard Guenther <rguenther@suse.de>
7460 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
7461 decls are only used if passes as parameters or if they are
7462 local statics and the call is not to a builtin.
7463 (call_may_clobber_ref_p_1): Likewise.
7465 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7467 * expr.c (do_store_flag): Remove last argument. Simplify code
7468 to avoid duplication of tests already done by can_compare_p.
7469 (expand_expr_real_1): Adjust caller.
7471 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7473 * optabs.c (can_compare_p): Test the predicate of a
7474 cbranch and cstore pattern.
7476 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7478 * expr.c (convert_move): Use emit_store_flag instead of
7481 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7483 * config/i386/i386.c (ix86_compare_emitted): Remove.
7484 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
7485 ix86_compare_op0 like ix86_compare_emitted used to be handled.
7486 * config/i386/i386.h (ix86_compare_emitted): Remove.
7487 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
7488 instead of ix86_compare_emitted.
7489 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
7491 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
7493 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
7494 Add t-sysroot-suffix to tmake_file.
7495 * config/print-sysroot-suffix.sh: New file.
7496 * config/t-sysroot-suffix: New file.
7498 2009-04-07 Ben Elliston <bje@au.ibm.com>
7500 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
7501 as the latter produces a warning when the target does not support
7504 2009-04-07 Ben Elliston <bje@au.ibm.com>
7506 * dfp.c: Replace type punning assignments with memcpy throughout.
7507 * Makefile.in (dfp.o-warn): Remove.
7509 2009-04-07 Alan Modra <amodra@bigpond.net.au>
7512 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
7513 Include soft-fp/t-softfp after rs6000/t-linux64.
7515 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
7517 * stor-layout.c (set_sizetype): Use the full precision of their
7518 machine mode for bitsize types.
7520 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
7522 * config/i386/i386.md: Revert 2 accidental checkins.
7524 2009-04-06 Joey Ye <joey.ye@intel.com>
7525 Xuepeng Guo <xuepeng.guo@intel.com>
7526 H.J. Lu <hongjiu.lu@intel.com>
7528 Atom pipeline model, tuning and insn selection.
7529 * config.gcc (atom): Add atom config options and target.
7531 * config/i386/atom.md: New.
7533 * config/i386/i386.c (atom_cost): New cost.
7534 (m_ATOM): New macro flag.
7535 (initial_ix86_tune_features): Set m_ATOM.
7536 (x86_accumulate_outgoing_args): Likewise.
7537 (x86_arch_always_fancy_math_387): Likewise.
7538 (processor_target): Add Atom cost.
7539 (cpu_names): Add Atom cpu name.
7540 (override_options): Set Atom ISA.
7541 (ix86_issue_rate): New case PROCESSOR_ATOM.
7542 (ix86_adjust_cost): Likewise.
7544 * config/i386/i386.h (TARGET_ATOM): New target macro.
7545 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
7546 (TARGET_OPT_AGU): New target option.
7547 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
7548 (processor_type): Add PROCESSOR_ATOM.
7550 * config/i386/i386.md (cpu): Add new value "atom".
7551 (use_carry, movu): New attr.
7552 (atom.md): Include atom.md.
7553 (adddi3_carry_rex64): Set attr "use_carry".
7554 (addqi3_carry): Likewise.
7555 (addhi3_carry): Likewise.
7556 (addsi3_carry): Likewise.
7557 (*addsi3_carry_zext): Likewise.
7558 (subdi3_carry_rex64): Likewise.
7559 (subqi3_carry): Likewise.
7560 (subhi3_carry): Likewise.
7561 (subsi3_carry): Likewise.
7562 (x86_movdicc_0_m1_rex64): Likewise.
7563 (*x86_movdicc_0_m1_se): Likewise.
7564 (x86_movsicc_0_m1): Likewise.
7565 (*x86_movsicc_0_m1_se): Likewise.
7566 (*adddi_1_rex64): Emit add insn as much as possible.
7567 (*addsi_1): Likewise.
7568 (return_internal): Set atom_unit.
7569 (return_internal_long): Likewise.
7570 (return_pop_internal): Likewise.
7571 (*rcpsf2_sse): Set atom_sse_attr attr.
7572 (*qrt<mode>2_sse): Likewise.
7573 (*prefetch_sse): Likewise.
7575 * config/i386/i386-c.c (ix86_target_macros_internal): New case
7577 (ix86_target_macros_internal): Likewise.
7579 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
7580 (*prefetch_sse_rex): Likewise.
7581 (sse_rcpv4sf2): Likewise.
7582 (sse_vmrcpv4sf2): Likewise.
7583 (sse_sqrtv4sf2): Likewise.
7584 (<sse>_vmsqrt<mode>2): Likewise.
7585 (sse_ldmxcsr): Likewise.
7586 (sse_stmxcsr): Likewise.
7587 (*sse_sfence): Likewise.
7588 (sse2_clflush): Likewise.
7589 (*sse2_mfence): Likewise.
7590 (*sse2_lfence): Likewise.
7591 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
7592 (<sse>_movup<ssemodesuffixf2c>): Likewise.
7593 (avx_movdqu<avxmodesuffix>): Likewise.
7594 (avx_lddqu<avxmodesuffix>): Likewise.
7595 (sse2_movntv2di): Change attr "type" to "ssemov".
7596 (sse2_movntsi): Likewise.
7597 (rsqrtv8sf2): Change attr "type" to "sseadd".
7598 (sse3_addsubv2df3): Set attr "atom_unit".
7599 (sse3_h<plusminus_insn>v4sf3): Likewise.
7600 (*sse2_pmaddwd): Likewise.
7601 (*vec_extractv2di_1_rex64): Likewise.
7602 (*vec_extractv2di_1_avx): Likewise.
7603 (sse2_psadbw): Likewise.
7604 (ssse3_phaddwv8hi3): Likewise.
7605 (ssse3_phaddwv4hi3): Likewise.
7606 (ssse3_phadddv4si3): Likewise.
7607 (ssse3_phadddv2si3): Likewise.
7608 (ssse3_phaddswv8hi3): Likewise.
7609 (ssse3_phaddswv4hi3): Likewise.
7610 (ssse3_phsubwv8hi3): Likewise.
7611 (ssse3_phsubwv4hi3): Likewise.
7612 (ssse3_phsubdv4si3): Likewise.
7613 (ssse3_phsubdv2si3): Likewise.
7614 (ssse3_phsubswv8hi3): Likewise.
7615 (ssse3_phsubswv4hi3): Likewise.
7616 (ssse3_pmaddubsw128): Likewise.
7617 (sse3_pmaddubsw: Likewise.
7618 (ssse3_palignrti): Likewise.
7619 (ssse3_palignrdi): Likewise.
7621 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
7623 * doc/install.texi (Specific): Fix two cross-references to MinGW.
7625 2009-04-06 Richard Guenther <rguenther@suse.de>
7627 PR tree-optimization/28868
7628 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
7629 of which PHI results we inserted.
7630 (insert_into_preds_of_block): Record inserted PHIs.
7631 (eliminate): Eliminate redundant PHI nodes.
7632 (init_pre): Init inserted_phi_names.
7634 2009-04-06 Richard Guenther <rguenther@suse.de>
7636 PR tree-optimization/39643
7637 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
7638 IMAGPART_EXPRs of complex constants.
7639 (execute_fold_all_builtins): If we folded a call queue
7640 TODO_update_address_taken.
7642 2009-04-06 Jan Hubicka <jh@suse.cz>
7645 * except.c (remove_unreachable_regions): Propagate may_contain_throw
7648 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
7650 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
7652 (ic_invalidate_array): Likewise.
7654 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
7656 * calls.c (emit_library_call_value_1): Fix a problem with parameter
7657 alignment for library calls.
7659 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
7661 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
7662 (mingw32 tm clause use_gcc_stdint): Set to wrap.
7663 * config/i386/mingw-stdint.h: New file.
7665 2009-04-05 Richard Guenther <rguenther@suse.de>
7667 PR tree-optimization/39648
7668 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
7669 our &A vs. &A[0] IL deficiencies.
7671 2009-04-04 Jan Hubicka <jh@suse.cz>
7673 * except.c (sjlj_find_directly_reachable_regions): Be ready for
7674 removed toplevel regions.
7675 (sjlj_mark_call_sites): Likewise.
7677 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
7679 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
7680 (cygwin tm clause use_gcc_stdint): Set to wrap.
7681 * config/i386/cygwin-stdint.h: New file.
7683 2009-04-04 Richard Guenther <rguenther@suse.de>
7685 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
7686 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
7687 single-argument PHIs if we are in loop-closed SSA form.
7688 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
7689 for the pre-condition.
7690 (slpeel_tree_peel_loop_to_edge): Likewise.
7691 (vect_build_loop_niters): Take an optional sequence to append stmts.
7692 (vect_generate_tmps_on_preheader): Likewise.
7693 (vect_do_peeling_for_loop_bound): Take extra guards for the
7695 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
7696 the cost model check.
7697 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
7698 guards if we are going to peel. Do not apply versioning in that case.
7699 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
7700 (vect_do_peeling_for_loop_bound): Likewise.
7701 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
7702 loop bound only record extra pre-conditions, do not apply loop
7705 2009-04-04 Richard Guenther <rguenther@suse.de>
7707 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
7710 2009-04-04 Jan Hubicka <jh@suse.cz>
7712 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
7713 last_basic_block for size of bb->index indexed array.
7714 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
7715 compute_out, link_btr_uses, build_btr_def_use_webs,
7716 build_btr_def_use_webs, migrate_btr_defs): Likewise.
7718 2009-04-04 Jan Hubicka <jh@suse.cz>
7720 * except.c (remove_eh_handler_and_replace): Break out from ...
7721 (remove_eh_handler): ... here.
7722 (bring_to_root): New function.
7723 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
7724 handled ones, bring others to root of tree.
7726 2009-04-04 Jan Hubicka <jh@suse.cz>
7728 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
7729 (all_phis_safe_to_merge): New function.
7730 (update_info): New structure.
7731 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
7732 (cleanup_empty_eh): Update SSA if possible.
7734 2009-04-04 Richard Guenther <rguenther@suse.de>
7736 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
7737 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
7738 (append_vuse): Likewise.
7740 2009-04-04 Jakub Jelinek <jakub@redhat.com>
7742 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
7743 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
7744 instead of REG_UNSAVED for DW_CFA_undefined.
7745 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
7746 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
7749 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
7752 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
7753 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
7754 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
7756 2009-04-04 Richard Guenther <rguenther@suse.de>
7758 PR tree-optimization/8781
7759 PR tree-optimization/37892
7760 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
7761 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
7762 (valueize_refs): Call it for *& valueizations.
7763 (shared_reference_ops_from_ref): Rename to ...
7764 (valueize_shared_reference_ops_from_ref): ... this and valueize.
7765 (shared_reference_ops_from_call): Rename to ...
7766 (valueize_shared_reference_ops_from_call): ... this and valueize.
7767 (vn_reference_lookup): Update.
7768 (visit_reference_op_call): Likewise.
7769 * tree-ssa-pre.c (phi_translate_1): Fold *&.
7770 (eliminate): Value-replace the call address in call statements.
7772 2009-04-04 Richard Guenther <rguenther@suse.de>
7774 PR tree-optimization/39636
7775 * tree-ssa-forwprop.c
7776 (forward_propagate_addr_into_variable_array_index): Check for
7777 GIMPLE_ASSIGN before accessing the rhs code.
7779 2009-04-03 Jason Merrill <jason@redhat.com>
7781 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
7783 2009-04-03 Steve Ellcey <sje@cup.hp.com>
7785 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
7786 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
7787 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
7788 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
7789 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
7790 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
7791 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
7792 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
7793 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
7794 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
7795 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
7796 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
7797 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
7798 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
7799 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
7800 Use fr_reg_or_fp01_operand instead of fr_register_operand
7802 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
7803 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
7804 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
7806 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
7808 PR rtl-optimization/39607
7809 PR rtl-optimization/39631
7813 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7814 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7815 instead of DF_LR_OUT.
7816 * ira-lives.c (process_bb_node_lives): Ditto.
7817 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7818 instead of DF_LR_{OUT,IN}.
7819 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7820 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7822 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
7824 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
7825 (execute_lower_omp): Always run but take the short way out if -fopenmp
7827 (gate_lower_omp): Remove, forcing the pass manager to always run the
7828 pass and always set PROP_gimple_lomp.
7829 (pass_lower_omp): Remove gate function.
7830 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
7831 PROP_trees. Instead, require it.
7832 * ipa-cp.c (pass_ipa_cp): Likewise.
7833 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
7834 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
7835 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
7836 and PROP_gimple_leh.
7838 2009-04-03 Richard Guenther <rguenther@suse.de>
7841 PR tree-optimization/23940
7842 PR tree-optimization/33237
7845 PR tree-optimization/36201
7846 PR tree-optimization/36230
7847 PR tree-optimization/38049
7848 PR tree-optimization/38207
7849 PR tree-optimization/38230
7850 PR tree-optimization/38301
7851 PR tree-optimization/38585
7853 PR tree-optimization/38985
7854 PR tree-optimization/39299
7855 * tree-ssa-structalias.h: Remove.
7856 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
7857 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
7858 (struct vuse_element_d): Remove.
7859 (struct vuse_vec_d): Likewise.
7860 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
7861 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
7862 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
7863 VUSE_ELEMENT_VAR): Likewise.
7864 (struct voptype_d): Likewise.
7865 (NUM_VOP_FREE_BUCKETS): Likewise.
7866 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
7867 (struct stmt_operands_d): Remove.
7868 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
7869 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
7870 VDEF_NUM, VDEF_VECT): Likewise.
7871 (copy_virtual_operands): Remove.
7872 (operand_build_cmp): Likewise.
7873 (create_ssa_artificial_load_stmt): Likewise.
7874 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
7875 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
7876 vuse_index and mayuse_index members. Pack and move done and iter_type
7877 members to the front.
7878 (SSA_OP_VMAYUSE): Remove.
7879 (SSA_OP_VIRTUAL_USES): Adjust.
7880 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
7881 (unlink_stmt_vdef): Declare.
7882 (add_to_addressable_set): Remove.
7883 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
7884 (vrp_visit_stmt): Likewise.
7885 * doc/tree-ssa.texi (Alias analysis): Update.
7886 * doc/invoke.texi (max-aliased-vops): Remove docs.
7887 (avg-aliased-vops): Likewise.
7888 * tree-into-ssa.c (syms_to_rename): Remove.
7889 (need_to_update_vops_p): Likewise.
7890 (need_to_initialize_update_ssa_p): Rename to ...
7891 (update_ssa_initialized_fn): ... this. Track function we are
7893 (symbol_marked_for_renaming): Simplify.
7894 (add_new_name_mapping): Do not set need_to_update_vops_p.
7895 (dump_currdefs): Use SYMS_TO_RENAME.
7896 (rewrite_update_stmt): Always walk all uses/defs.
7897 (dump_update_ssa): Adjust.
7898 (init_update_ssa): Take function argument. Track what we are
7900 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
7901 (create_new_def_for): Initialize for cfun, assert we are initialized
7903 (mark_sym_for_renaming): Simplify.
7904 (mark_set_for_renaming): Do not initialize update-ssa.
7905 (need_ssa_update_p): Simplify. Take function argument.
7906 (name_mappings_registered_p): Assert we ask for the correct function.
7907 (name_registered_for_update_p): Likewise.
7908 (ssa_names_to_replace): Likewise.
7909 (release_ssa_name_after_update_ssa): Likewise.
7910 (update_ssa): Likewise. Use SYMS_TO_RENAME.
7911 (dump_decl_set): Do not print a newline.
7912 (debug_decl_set): Do it here.
7913 (dump_update_ssa): And here.
7914 * tree-ssa-loop-im.c (move_computations): Adjust.
7915 (movement_possibility): Likewise.
7916 (determine_max_movement): Likewise.
7917 (gather_mem_refs_stmt): Likewise.
7918 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
7920 * tree-complex.c (update_all_vops): Remove.
7921 (expand_complex_move): Adjust.
7922 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
7923 Simplify test for memory referencing statement. Exclude
7924 non-invariant ADDR_EXPRs.
7925 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
7926 * tree-loop-distribution.c (generate_memset_zero): Adjust.
7927 (rdg_flag_uses): Likewise.
7928 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
7930 (tree_optimize_tail_calls_1): Also split the
7931 edge from the entry block if we have degenerate PHI nodes in
7932 the first basic block.
7933 * tree.c (init_ttree): Remove memory-tag related code.
7934 (tree_code_size): Likewise.
7935 (tree_node_structure): Likewise.
7936 (build7_stat): Re-write to be build6_stat.
7937 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
7938 (SSA_VAR_P): Adjust.
7939 (struct tree_memory_tag): Remove.
7940 (struct tree_memory_partition_tag): Likewise.
7941 (union tree_node): Adjust.
7942 (build7): Re-write to be build6.
7943 * tree-pass.h (pass_reset_cc_flags): Remove.
7944 (TODO_update_address_taken): New flag.
7945 (pass_simple_dse): Remove.
7946 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
7947 * params.h (MAX_ALIASED_VOPS): Remove.
7948 (AVG_ALIASED_VOPS): Likewise.
7949 * omp-low.c (expand_omp_taskreg): Update SSA form.
7950 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
7951 aliases the lhs in a copy stmt.
7952 * tree-ssa-dse.c (struct address_walk_data): Remove.
7953 (memory_ssa_name_same): Likewise.
7954 (memory_address_same): Likewise.
7955 (get_kill_of_stmt_lhs): Likewise.
7956 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
7957 unused stores. Look through PHI nodes into post-dominated regions.
7958 (dse_optimize_stmt): Simplify. Properly remove stores.
7959 (tree_ssa_dse): Compute dominators.
7960 (execute_simple_dse): Remove.
7961 (pass_simple_dse): Likewise.
7962 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
7963 gimple_loaded_syms and gimple_stored_syms computation.
7964 * toplev.c (dump_memory_report): Dump alias and pta stats.
7965 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
7966 (vn_reference_eq): Likewise.
7967 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
7968 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
7969 valueize_vuses): Remove.
7970 (get_def_ref_stmt_vuses): Simplify. Rename to ...
7971 (get_def_ref_stmt_vuse): ... this.
7972 (vn_reference_lookup_2): New function.
7973 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
7974 walking equivalent vuses. Simplify.
7975 (vn_reference_lookup): Likewise.
7976 (vn_reference_insert): Likewise.
7977 (vn_reference_insert_pieces): Likewise.
7978 (visit_reference_op_call): Simplify.
7979 (visit_reference_op_load): Likewise.
7980 (visit_reference_op_store): Likewise.
7981 (init_scc_vn): Remove shared_lookup_vuses initialization.
7982 (free_scc_vn): Remove shared_lookup_vuses freeing.
7983 (sort_vuses, sort_vuses_heap): Remove.
7984 (get_ref_from_reference_ops): Export.
7985 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
7986 vector with single vuse pointer.
7987 (vn_reference_lookup_pieces, vn_reference_lookup,
7988 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
7989 (shared_vuses_from_stmt): Remove.
7990 (get_ref_from_reference_ops): Declare.
7991 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
7992 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7993 memory-tag related code.
7994 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
7995 (likely_value): Add comment, skip static-chain of call statements.
7996 (surely_varying_stmt_p): Adjust.
7997 (gimplify_and_update_call_from_tree): Likewise.
7998 (execute_fold_all_builtins): Do not rebuild alias info.
7999 (gimplify_and_update_call_from_tree): Properly update VOPs.
8000 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
8001 (copy_ref_info): Remove memory-tag related code.
8002 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
8003 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
8004 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
8006 * tree-ssa-dom.c (gimple_p): Remove typedef.
8007 (eliminate_redundant_computations): Adjust.
8008 (record_equivalences_from_stmt): Likewise.
8009 (avail_expr_hash): Likewise.
8010 (avail_expr_eq): Likewise.
8011 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
8012 (stmt_makes_single_load): Likewise.
8013 (stmt_makes_single_store): Likewise.
8014 * tree-ssa-alias.c: Rewrite completely.
8015 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
8016 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
8017 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
8018 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
8019 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
8020 Remove public functions.
8021 (pass_reset_cc_flags): Remove.
8022 (pass_build_alias): Move ...
8023 * tree-ssa-structalias.c (pass_build_alias): ... here.
8024 * tree-ssa-alias.c (may_be_aliased): Move ...
8025 * tree-flow-inline.h (may_be_aliased): ... here.
8026 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
8027 count_uses_and_derefs): Move ...
8028 * gimple.c: ... here.
8029 * gimple.h (count_uses_and_derefs): Declare.
8030 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
8031 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
8032 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
8033 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
8034 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
8035 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
8036 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
8038 * tree-dfa.c (refs_may_alias_p): Move ...
8039 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
8040 * tree-ssa-alias.h: New file.
8041 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
8042 (statement_sink_location): Likewise.
8043 * opts.c (decode_options): Do not adjust max-aliased-vops or
8044 avg-aliased-vops values.
8045 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
8046 (TV_CALL_CLOBBER): Likewise.
8047 (TV_FLOW_SENSITIVE): Likewise.
8048 (TV_FLOW_INSENSITIVE): Likewise.
8049 (TV_MEMORY_PARTITIONING): Likewise.
8050 (TV_ALIAS_STMT_WALK): New timevar.
8051 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
8052 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
8053 (get_address_description): Remove memory-tag related code.
8054 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
8055 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
8056 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
8057 and immediate uses in statements. Document.
8058 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
8059 (dump_symbols): Remove.
8060 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
8061 * alias.c (get_deref_alias_set): New function split out from ...
8062 (get_alias_set): ... here.
8063 * alias.h (get_deref_alias_set): Declare.
8064 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
8065 type parameter. Remove restrict pointer handling. Create a
8066 ref-all pointer in case type-based alias sets do not conflict.
8067 (vect_analyze_data_refs): Remove SMT related code.
8068 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
8069 (vectorizable_load): Likewise.
8070 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
8071 (DR_SYMBOL_TAG, DR_VOPS): Remove.
8072 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
8073 Ignore vops and SMTs.
8074 (dr_analyze_alias): Likewise..
8075 (free_data_ref): Likewise.
8076 (create_data_ref): Likewise.
8077 (analyze_all_data_dependences): Likewise.
8078 (get_references_in_stmt): Adjust.
8079 * tree-flow-inline.h (gimple_aliases_computed_p,
8080 gimple_addressable_vars, gimple_call_clobbered_vars,
8081 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
8082 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
8083 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
8084 gimple_mem_ref_stats): Remove.
8085 (gimple_vop): New function.
8086 (op_iter_next_use): Remove vuses and mayuses cases.
8087 (op_iter_next_def): Remove vdefs case.
8088 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
8089 (clear_and_done_ssa_iter): Do not set removed fields.
8090 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
8091 Assert we are not iterating over vuses or vdefs if not also
8092 iterating over uses or defs.
8093 (op_iter_init_use): Likewise.
8094 (op_iter_init_def): Likewise.
8095 (op_iter_next_vdef): Remove.
8096 (op_iter_next_mustdef): Likewise.
8097 (op_iter_init_vdef): Likewise.
8098 (compare_ssa_operands_equal): Likewise.
8099 (link_use_stmts_after): Handle vuse operand.
8100 (is_call_used): Use is_call_clobbered.
8101 (is_call_clobbered): Global variables are always call clobbered,
8102 query the call-clobbers bitmap.
8103 (mark_call_clobbered): Ignore global variables.
8104 (clear_call_clobbered): Likewise.
8105 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
8106 virtual operands sanity check.
8107 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
8109 (TARGET_MEM_REF): Remove TMR_TAG operand.
8110 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
8111 Remove call-clobber related code.
8112 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
8113 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
8114 partitions or escape reason.
8115 (get_single_def_stmt, get_single_def_stmt_from_phi,
8116 get_single_def_stmt_with_phi): Remove.
8117 (dump_referenced_vars): Tidy.
8118 (get_ref_base_and_extent): Allow bare decls.
8119 (collect_dfa_stats): Adjust.
8120 * graphite.c (rename_variables_in_stmt): Adjust.
8121 (graphite_copy_stmts_from_block): Likewise.
8122 (translate_clast): Likewise.
8123 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
8125 (translate_vuse_through_block): Use the oracle.
8126 (phi_translate_1): Adjust.
8127 (value_dies_in_block_x): Use the oracle. Cache the outcome
8129 (valid_in_sets): Check if the VUSE for
8130 a REFERENCE is available.
8131 (eliminate): Do not remove stmts during elimination,
8132 instead queue and remove them afterwards.
8133 (do_pre): Do not rebuild alias info.
8134 (pass_pre): Run TODO_rebuild_alias before PRE.
8135 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
8136 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
8137 (mark_all_v_defs_stmt): Remove.
8138 (mark_all_v_defs_seq): Adjust.
8139 (sra_replace): Likewise.
8140 (scalarize_use): Likewise.
8141 (scalarize_copy): Likewise.
8142 (scalarize_init): Likewise.
8143 (scalarize_ldst): Likewise.
8144 (todoflags): Remove.
8145 (tree_sra): Do not rebuild alias info.
8146 (tree_sra_early): Adjust.
8147 (pass_sra): Run TODO_update_address_taken before SRA.
8148 * tree-predcom.c (set_alias_info): Remove.
8149 (prepare_initializers_chain): Do not call it.
8150 (mark_virtual_ops_for_renaming): Adjust.
8151 (mark_virtual_ops_for_renaming_list): Remove.
8152 (initialize_root_vars): Adjust.
8153 (initialize_root_vars_lm): Likewise.
8154 (prepare_initializers_chain): Likewise.
8155 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
8156 (may_propagate_copy_into_stmt): Likewise.
8157 (merge_alias_info): Do nothing for now.
8158 (propagate_tree_value_into_stmt): Adjust.
8159 (stmt_may_generate_copy): Likewise.
8160 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
8161 not mark symbols for renaming.
8162 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
8163 with the same statement, make sure to update the new pointed-to one.
8164 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
8165 call statements, do not mark symbols for renaming.
8166 (mark_operand_necessary): Dump something.
8167 (ref_may_be_aliased): New function.
8168 (mark_aliased_reaching_defs_necessary_1): New helper function.
8169 (mark_aliased_reaching_defs_necessary): Likewise.
8170 (mark_all_reaching_defs_necessary_1): Likewise.
8171 (mark_all_reaching_defs_necessary): Likewise.
8172 (propagate_necessity): Do not process virtual PHIs. For
8173 non-aliased loads mark all reaching definitions as necessary.
8174 For aliased loads and stores mark the immediate dominating
8175 aliased clobbers as necessary.
8176 (visited): New global static.
8177 (perform_tree_ssa_dce): Free visited bitmap after propagating
8179 (remove_dead_phis): Perform simple dead virtual PHI removal.
8180 (remove_dead_stmt): Properly unlink virtual operands when
8182 (eliminate_unnecessary_stmts): Schedule PHI removal after
8184 * tree-ssa-ter.c (is_replaceable_p): Adjust.
8185 (process_replaceable): Likewise.
8186 (find_replaceable_in_bb): Likewise.
8187 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
8188 based on the single gimple vop.
8189 (verify_flow_insensitive_alias_info): Remove.
8190 (verify_flow_sensitive_alias_info): Likewise.
8191 (verify_call_clobbering): Likewise.
8192 (verify_memory_partitions): Likewise.
8193 (verify_alias_info): Likewise.
8194 (verify_ssa): Adjust..
8195 (execute_update_addresses_taken): Export. Update SSA
8196 manually. Optimize only when optimizing. Use a local bitmap.
8197 (pass_update_address_taken): Remove TODO_update_ssa, add
8199 (pass_update_address_taken): Just use TODO_update_address_taken.
8200 (init_tree_ssa): Do not initialize addressable_vars.
8201 (verify_ssa): Verify new VUSE / VDEF properties.
8202 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
8203 Do not call verify_alias_info.
8204 (delete_tree_ssa): Clear the VUSE, VDEF operands.
8205 Do not free the loaded and stored syms bitmaps. Reset the escaped
8206 and callused solutions. Do not free addressable_vars.
8207 Remove memory-tag related code.
8208 (warn_uninitialized_var): Aliases are always available.
8209 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
8210 * lambda-code.c (can_put_in_inner_loop): Adjust.
8211 (can_put_after_inner_loop): Likewise.
8212 (perfect_nestify): Likewise.
8213 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
8214 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
8215 (vectorizable_conversion): Do not mark symbols for renaming.
8216 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
8217 (expand_call_inline): Unlink the calls virtual operands before
8219 (tree_function_versioning): Do not call update_ssa if we are not
8220 updating clones. Simplify.
8221 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
8222 (propagate_with_phi): Likewise..
8223 * tree-outof-ssa.c (create_temp): Remove memory tag and call
8224 clobber code. Assert we are not aliased or global.
8225 * tree-flow.h: Include tree-ssa-alias.h
8226 (enum escape_type): Remove.
8227 (struct mem_sym_stats_d): Likewise.
8228 (struct mem_ref_stats_d): Likewise.
8229 (struct gimple_df): Add vop member. Remove global_var,
8230 call_clobbered_vars, call_used_vars, addressable_vars,
8231 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
8232 escaped and callused members.
8233 (struct ptr_info_def): Remove all members, add points-to solution
8235 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
8236 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
8237 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
8238 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
8239 (tree-ssa-alias.o): Likewise.
8240 (toplev.o): Add tree-ssa-alias.h
8241 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
8242 * gimple.c (gimple_set_bb): Fix off-by-one error.
8243 (is_gimple_reg): Do not handle memory tags.
8244 (gimple_copy): Also copy virtual operands.
8245 Delay updating the statement. Do not reset loaded and stored syms.
8246 (gimple_set_stored_syms): Remove.
8247 (gimple_set_loaded_syms): Likewise.
8248 (gimple_call_copy_skip_args): Copy the virtual operands
8249 and mark the new statement modified.
8250 * tree-ssa-structalias.c (may_alias_p): Remove.
8251 (set_uids_in_ptset): Take the alias set to prune with as
8252 parameter. Fold in the alias test of may_alias_p.
8253 (compute_points_to_sets): Compute whether a ptr is dereferenced
8255 (process_constraint): Deal with &ANYTHING on the lhs, reject all
8256 other ADDRESSOF constraints on the lhs.
8257 (get_constraint_for_component_ref): Assert that we don't get
8258 ADDRESSOF constraints from the base of the reference.
8259 Properly generate UNKNOWN_OFFSET for DEREF if needed.
8260 (struct variable_info): Remove collapsed_to member.
8261 (get_varinfo_fc): Remove.
8262 (new_var_info): Do not set collapsed_to.
8263 (dump_constraint): Do not follow cycles.
8264 (dump_constraint_graph): Likewise.
8265 (build_pred_graph): Likewise.
8266 (build_succ_graph): Likewise.
8267 (rewrite_constraints): Likewise.
8268 (do_simple_structure_copy): Remove.
8269 (do_rhs_deref_structure_copy): Remove.
8270 (do_lhs_deref_structure_copy): Remove.
8271 (collapse_rest_of_var): Remove.
8272 (do_structure_copy): Re-implement.
8273 (pta_stats): New global variable.
8274 (dump_pta_stats): New function.
8275 (struct constraint_expr): Make offset signed.
8276 (UNKNOWN_OFFSET): Define special value.
8277 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
8278 (solution_set_expand): New helper function split out from ...
8279 (do_sd_constraint): ... here.
8280 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
8281 (do_ds_constraint): Likewise.
8282 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
8283 and CALLUSED = *CALLUSED.
8284 (set_union_with_increment): Make inc argument signed.
8285 (type_safe): Remove.
8286 (get_constraint_for_ptr_offset): Handle unknown and negative
8288 (first_vi_for_offset): Handle offsets before start. Bail
8289 out early for offsets beyond the variable extent.
8290 (first_or_preceding_vi_for_offset): New function.
8291 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
8292 Together with ESCAPED = *ESCAPED this properly computes reachability.
8293 (find_what_var_points_to): New function.
8294 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
8295 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
8296 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
8297 pt_solutions_intersect): New functions.
8298 (compute_call_used_vars): Remove.
8299 (compute_may_aliases): New main entry into PTA computation.
8300 * gimple.h (gimple_p): New typedef.
8301 (struct gimple_statement_base): Remove references_memory_p.
8302 (struct gimple_statement_with_memory_ops_base): Remove
8303 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
8305 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
8306 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
8307 gimple_set_references_memory): Remove.
8308 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
8309 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
8311 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
8312 (verify_expr): Allow RESULT_DECL.
8313 (gimple_duplicate_bb): Do not copy virtual operands.
8314 (gimple_duplicate_sese_region): Adjust.
8315 (gimple_duplicate_sese_tail): Likewise.
8316 (mark_virtual_ops_in_region): Remove.
8317 (move_sese_region_to_fn): Do not call it.
8318 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
8319 and pass_simple_dse.
8320 (execute_function_todo): Handle TODO_update_address_taken,
8321 call execute_update_addresses_taken for TODO_rebuild_alias.
8322 (execute_todo): Adjust.
8323 (execute_one_pass): Init dump files early.
8324 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
8326 (create_general_new_stmt): Clear vops.
8327 * tree-ssa-reassoc.c (get_rank): Adjust.
8328 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
8329 symbols for renaming.
8330 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
8331 (PARAM_AVG_ALIASED_VOPS): Likewise.
8332 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
8333 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
8334 * tree-ssa-operands.c: Simplify for new virtual operand representation.
8335 (operand_build_cmp, copy_virtual_operands,
8336 create_ssa_artificial_load_stmt, add_to_addressable_set,
8337 gimple_add_to_addresses_taken): Remove public functions.
8338 (unlink_stmt_vdef): New function.
8340 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8342 * config.gcc (powerpc-*-linux*): Merge variants.
8344 2009-04-02 Chao-ying Fu <fu@mips.com>
8345 James Grosbach <james.grosbach@microchip.com>
8347 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
8348 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
8350 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
8351 keep_interrupts_masked_p, use_debug_exception_return_p.
8352 (mips_attribute_table): Add interrupt, use_shadow_register_set,
8353 keep_interrupts_masked, use_debug_exception_return.
8354 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
8355 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
8357 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
8358 (mips_print_operand): Process COP0 registers to print $0 .. $31
8359 correctly for GAS to process.
8360 (mips_interrupt_extra_call_saved_reg_p): New function.
8361 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
8363 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
8364 (mips_compute_frame_info): Add supports for interrupt context that
8365 includes doubleword accumulators and COP0 registers.
8366 (mips_for_each_saved_acc): New function.
8367 (mips_for_each_saved_gpr_and_fpr): Change the function name from
8368 mips_for_each_saved_reg.
8369 (mips_save_reg): Save accumulators.
8370 (mips_kernel_reg_p): A new for_each_rtx callback.
8371 (mips_expand_prologue): Support interrupt handlers.
8372 (mips_restore_reg): Restore accumulators.
8373 (mips_expand_epilogue): Support interrupt handlers.
8374 (mips_can_use_return_insn): Return false for interrupt handlers.
8375 (mips_epilogue_uses): New function.
8376 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
8377 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
8378 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
8379 cop0_move): New instructions.
8380 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
8381 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
8383 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
8385 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
8386 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
8387 interrupt handlers, we use K0 as the temporary register.
8388 (EPILOGUE_USES): Change to a function call.
8389 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
8390 handlers, we use K0 as the temporary register.
8392 * doc/extend.texi (Function Attributes): Document interrupt,
8393 use_shadow_register_set, keep_interrupts_masked,
8394 use_debug_exception_return for MIPS attributes.
8396 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8398 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
8399 Remove a number of t-files from tmake_file.
8400 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
8401 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
8402 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
8403 target_prototype, not TARGET_PROTOTYPE.
8404 (LINK_OS_GNU_SPEC): Define.
8405 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
8406 and darwin-ldoubdle.c.
8408 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8411 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
8412 (cpp_options): Ditto.
8413 (default_compilers): Ditto.
8414 (display_help): Ditto.
8415 (process_command): Ditto.
8417 (set_input): Use lbasename instead of duplicate code.
8418 (save_temps_prefix): New static for -save-temps=obj.
8419 (save_temps_length): Ditto.
8421 * doc/invoke.texi (-save-temps=obj): Document new variant to
8424 2009-04-02 Jeff Law <law@redhat.com>
8426 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
8429 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8431 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
8432 * configure: Regenerated.
8434 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8436 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
8437 share the argument list.
8439 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8443 2009-02-12 Diego Novillo <dnovillo@google.com>
8445 * varpool.c (debug_varpool): New.
8446 * cgraph.h (debug_varpool): Declare.
8448 2009-04-02 Jan Hubicka <jh@suse.cz>
8450 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
8453 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8455 * config/i386/i386.c (ix86_abi): Move initialization to ...
8456 (override_options): Here.
8458 2009-04-02 Christian Bruel <christian.bruel@st.com>
8460 * config/sh/sh.c (sh_dwarf_register_span): New function.
8461 (TARGET_DWARF_REGISTER_SPAN): Define.
8462 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
8464 2009-04-02 Ira Rosen <irar@il.ibm.com>
8466 PR tree-optimization/39595
8467 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
8468 interleaved loads group is not greater than the SLP group size.
8470 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8472 * builtins.c (is_builtin_name): New.
8473 (called_as_built_in): Use is_builtin_name.
8474 * tree.h (is_builtin_name): New.
8475 * varasm.c (incorporeal_function_p): Use is_builtin_name
8477 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
8479 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
8481 2009-04-02 Dodji Seketeli <dodji@redhat.com>
8484 * c-decl.c (clone_underlying_type): Move this ...
8485 * c-common.c (set_underlying_type): ... here.
8486 Also, make sure the function properly sets TYPE_STUB_DECL() on
8487 the newly created typedef variant type.
8488 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
8489 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
8492 2009-04-02 Richard Guenther <rguenther@suse.de>
8494 PR tree-optimization/37221
8495 * tree-flow.h (degenerate_phi_result): Declare.
8496 * tree-ssa-dom.c (degenerate_phi_result): Export.
8497 * tree-scalar-evolution.c (analyze_initial_condition): If
8498 the initial condition is defined by a degenerate PHI node
8499 use the degenerate value.
8501 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
8503 PR rtl-optimization/39588
8504 * combine.c (merge_outer_ops): Do not set the constant when this
8506 (simplify_shift_const_1): Do not modify it either in this case.
8508 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
8510 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
8511 tuning is deprecated if -mtune value is set to an Itanium1 variant.
8513 2009-04-01 Janis Johnson <janis187@us.ibm.com>
8516 * c-lex.c (interpret_float): Default (no suffix) is double.
8518 2009-04-1 Xinliang David Li <davidxl@google.com>
8520 * config/i386/i386.c (legitimate_constant_p): Recognize
8521 all one vector constant.
8523 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8525 * config/vax/vax.c: Add #includes to silence warnings.
8526 Change #include order to silence two warnings.
8528 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8530 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
8531 (ASM_SPEC): Pass -k to the assembler for PIC code.
8533 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8535 * config.gcc: Add vax-*-linux* to the switch.
8536 * config/vax/linux.h: New file. (TARGET_VERSION,
8537 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
8539 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8541 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
8542 Use predicate macros instead of GET_CODE() == foo.
8543 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
8544 ashlsi3, rotrsi3, <unnamed>): Likewise.
8546 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8548 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
8549 jbbccihi, jbbccisi): Remova trailing whitespace.
8550 * config/vax/constraints.md: Likewise.
8551 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8552 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
8553 * config/vax/predicates.md: Likewise.
8554 * config/vax/vax.c (print_operand_address, vax_output_int_move,
8555 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
8556 * config/vax/vax.h: Likewise.
8557 * config/vax/vax.md (nonlocal_goto): Likewise.
8559 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8561 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
8562 (indirectable_address_p, adjacent_operands_p): Add spaces around
8564 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
8566 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8568 * config/vax/vax.c (legitimate_constant_address_p,
8569 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
8570 index_term_p, reg_plus_index_p, legitimate_address_p,
8571 vax_mode_dependent_address_p): Update comments to match functions
8572 modified by the recent int->bool conversion.
8574 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8576 * config/vax/builtins.md: Update copyright message.
8577 * config/vax/constraints.md: Likewise.
8578 * config/vax/netbsd-elf.h: Likewise.
8579 * config/vax/predicates.md: Likewise.
8580 * config/vax/vax-protos.h: Likewise.
8581 * config/vax/vax.c: Likewise.
8582 * config/vax/vax.h: Likewise.
8583 * config/vax/vax.md: Likewise.
8584 * config/vax/vax.opt: Likewise.
8586 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8588 * config/vax/builtins.md (ffssi2, ffssi2_internal,
8589 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
8590 * config/vax/constraints.md (B, R): Likewise.
8591 * config/vax/predicates.md (external_memory_operand,
8592 nonimmediate_addsub_di_operand): Likewise.
8593 * config/vax/vax.c (vax_output_int_add): Likewise.
8594 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
8595 untyped_call): Likewise.
8597 2009-04-01 Matt Thomas <matt@3am-software.com>
8599 * config/vax/predicates.md: New file.
8600 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
8601 external_const_operand, nonsymbolic_operand, external_memory_operand,
8602 indirect_memory_operand, indexed_memory_operand,
8603 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
8604 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
8606 * config/vax/constraints.md: New file.
8607 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
8609 * config/vax/builtins.md: New file.
8610 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
8611 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
8613 * config/vax/vax.opt (mqmath): Add option.
8614 * config/vax/vax.md (isfx): Extend with DI.
8615 (VAXintQH, VAXintQHSD): Define.
8616 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
8617 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
8618 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
8619 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
8620 (movdi): Update constraints and use vax_output_int_move().
8621 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
8622 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
8623 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
8624 nonlocal_goto): New.
8625 (mov<mode>): Extend accepted operand types.
8626 (subdi3_old): Rename from subdi3, change update constraints and use
8627 a new implementation.
8628 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
8629 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
8630 MOVE_RATIO, CLEAR_RATIO): Define.
8631 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
8632 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
8633 (PRINT_OPERAND): Redefine using a function instead of inlined code.
8634 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
8635 (split_quadword_operands): Make static and really allow variable
8637 (print_operand_address): Update for PIC generation.
8638 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
8639 indexable_address_p, fixup_mathdi_operand,
8640 vax_expand_addsub_di_operands, adjacent_operands_p): New.
8641 (vax_float_literal, legitimate_constant_p,
8642 indirectable_constant_address_p, index_term_p,
8643 reg_plus_index_p): Return bool instead of int.
8644 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
8646 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
8648 (vax_output_conditional_branch): Indent.
8649 (legitimate_constant_address_p, indirectable_constant_address_p,
8650 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
8651 vax_mode_dependent_address_p): Return bool instead of int, update for
8653 * config/vax/vax-protos.h (legitimate_constant_address_p,
8654 legitimate_constant_p, legitimate_address_p,
8655 vax_mode_dependent_address_p): Change declaration to bool.
8656 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
8657 vax_expand_addsub_di_operands, vax_output_int_subtract,
8658 vax_output_movmemsi): Declare.
8659 (split_quadword_operands, vax_float_literal): Delete declaration.
8660 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
8661 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
8662 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
8663 ASM_OUTPUT_DWARF_PCREL): Define.
8664 (ASM_SPEC): Change definition to allow PIC generation.
8666 2009-04-01 Steve Ellcey <sje@cup.hp.com>
8668 * doc/sourcebuild.texi: Update front-end requirements.
8670 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8673 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
8674 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
8675 (booldi3_internal3): Use boolean_or_operator instead of
8678 2009-04-01 Joseph Myers <joseph@codesourcery.com>
8681 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
8682 declarator whose size is not an integer constant expression but
8683 folds to an integer constant, then treat it as a constant
8686 2009-04-01 Richard Guenther <rguenther@suse.de>
8688 * fold-const.c (fold_plusminus_mult_expr): Do not fold
8689 i * 4 + 2 to (i * 2 + 1) * 2.
8691 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8694 * c-parser.c (c_parser_asm_statement): Skip until close paren and
8695 return if c_parser_asm_string_literal returned NULL.
8697 2009-04-01 Nick Clifton <nickc@redhat.com>
8699 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
8701 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
8702 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
8703 other typedefs to avoid conflicts with libgcc2.c. Define labels
8704 to gain 16-bit bit-manipulation functions from libgcc2.c and then
8706 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
8707 to gain 16-bit trapping arithmetic functions from libgcc2.c and
8710 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
8712 * varasm.c (default_function_rodata_section): Declare DOT as
8715 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
8716 Andrey Galkin <agalkin@hypercom.com>
8719 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
8720 Make object_name unique for each process.
8722 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8725 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
8726 addressable variables in the parallel that could go out of scope while
8727 running queued tasks.
8729 2009-04-01 Anatoly Sokolov <aesok@post.ru>
8731 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
8732 (CASE_VALUES_THRESHOLD): Redefine.
8733 * config/avr/avr.c (avr_override_options): Remove initialization of
8734 avr_case_values_threshold variable.
8735 (avr_case_values_threshold): Remove variable. Add new function.
8736 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
8737 * config/avr/avr.opt (mno-tablejump): Remove option.
8738 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
8740 2009-04-01 DJ Delorie <dj@redhat.com>
8742 * varasm.c (default_function_rodata_section): Don't assume
8743 anything about where the first '.' in the section name is.
8745 2009-04-01 Alan Modra <amodra@bigpond.net.au>
8747 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
8748 rs6000_emit_stack_tie.
8750 2009-03-31 Ian Lance Taylor <iant@google.com>
8752 * tree-eh.c (tree_remove_unreachable_handlers): Compare
8753 gimple_code with GIMPLE_RESX, not RESX.
8755 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8757 * c-common.c (c_get_ident): New.
8758 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
8760 2009-04-01 Ben Elliston <bje@au.ibm.com>
8762 * config/rs6000/sysv4.opt (msdata): Improve option description.
8764 2009-03-31 Steve Ellcey <sje@cup.hp.com>
8766 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
8767 (divdf3_internal_lat): Remove.
8768 (divxf3_internal_lat): Remove.
8769 (divxf3_internal_thr): Remove.
8770 (divxf): Use divxf3_internal.
8771 * config/ia64/div.md (divsf3_internal_lat): New.
8772 (divdf3_internal_lat): New.
8773 (divxf3_internal): New.
8775 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8778 * Makefile.in (USE_GCC_STDINT): Define.
8779 (stmp-int-hdrs): Install stdint.h if applicable.
8780 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
8782 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
8783 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
8784 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8785 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8786 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8787 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8788 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8789 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8790 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8791 (c_common_nodes_and_builtins): Initialize
8792 underlying_wchar_type_node. Do not initialize
8793 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
8794 nodes for new types.
8795 (c_stddef_cpp_builtins): Define macros for new types.
8796 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
8798 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
8799 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
8800 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
8801 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
8802 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
8803 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
8804 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
8805 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
8806 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
8807 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
8808 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
8809 int16_type_node, int32_type_node, int64_type_node,
8810 uint8_type_node, uint16_type_node, c_uint32_type_node,
8811 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
8812 int_least32_type_node, int_least64_type_node,
8813 uint_least8_type_node, uint_least16_type_node,
8814 uint_least32_type_node, uint_least64_type_node,
8815 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
8816 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
8817 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
8818 uintptr_type_node): Define.
8819 * c-cppbuiltin.c (builtin_define_constants,
8820 builtin_define_type_minmax): New.
8821 (builtin_define_stdint_macros): Define more macros.
8822 (c_cpp_builtins): Define more limit macros.
8824 (builtin_define_type_max): Define in terms of
8825 builtin_define_type_minmax. Remove is_long parameter. All
8827 * config.gcc (use_gcc_stdint): Define.
8828 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
8829 Add newlib-stdint.h for generic targets.
8830 * config/glibc-stdint.h, config/newlib-stdint.h,
8831 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
8832 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
8833 * config/score/score.h (UINTPTR_TYPE): Define.
8834 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8835 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8836 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8837 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8838 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8839 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8840 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8841 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8842 * config/spu/spu.h (STDINT_LONG32): Define.
8843 * configure.ac (use_gcc_stdint): Substitute.
8844 * configure: Regenerate.
8845 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
8846 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
8847 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
8848 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
8849 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
8850 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
8851 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
8852 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
8853 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
8854 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
8855 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
8856 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
8857 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
8858 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
8859 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
8860 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
8861 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
8862 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
8863 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
8864 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
8865 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
8866 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
8867 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8868 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8869 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8870 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8871 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8872 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8873 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
8875 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
8877 * loop-iv.c (suitable_set_for_replacement): Renamed from
8878 simplify_using_assignment; changed to return bool and to accept new
8879 args DEST and SRC. Return true iff we find a source/destination pair
8880 that can be used to make a replacement, and fill SRC and DEST if so.
8881 Remove arg ALTERED. Don't deal with altered regs here. All callers
8883 (simplify_using_initial_values): Deal with altered regs here and track
8884 more precisely the effect they have on the validity of our expression.
8886 * loop-iv.c (simplify_using_condition): A condition of the form
8887 (EQ REG CONST) can be used to simply make a substitution.
8888 (simplify_using_initial_values): Keep track of conditions we have seen
8889 and keep using them to simplify new expressions, while applying the
8890 same substitutions to them as to the expression.
8892 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8893 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
8896 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
8897 changed. Use this when trying to improve the upper bound.
8898 Generate the comparison by using simplify_gen_relational.
8900 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
8902 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
8904 (simplify_using_assignment, simplify_using_initial_values): Call
8905 replace_in_expr to make replacements. Call replace_single_def_regs
8906 once on the initial version of the expression.
8908 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8911 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
8913 2009-03-31 Richard Guenther <rguenther@suse.de>
8916 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
8917 equality comparisons. Fold C - X CMP X if C % 2 == 1.
8919 2009-03-31 Richard Guenther <rguenther@suse.de>
8921 * tree.h (div_if_zero_remainder): Declare.
8922 * fold-const.c (div_if_zero_remainder): Export.
8923 * tree-ssa-forwprop.c
8924 (forward_propagate_addr_into_variable_array_index): Handle
8925 constant array index addition outside of the variable index.
8927 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8930 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
8931 define_splits, floatunssi<mode>2): Require x87 conversions from
8932 DImode to be permitted.
8934 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8936 PR preprocessor/15638
8937 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
8939 2009-03-31 Richard Guenther <rguenther@suse.de>
8943 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
8944 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
8945 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
8946 a separate statement.
8947 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
8948 (lookup_tmp_var): Likewise.
8949 (is_gimple_formal_tmp_or_call_rhs): Remove.
8950 (is_gimple_reg_or_call_rhs): Rename to ...
8951 (is_gimple_reg_rhs_or_call): ... this.
8952 (is_gimple_mem_or_call_rhs): Rename to ...
8953 (is_gimple_mem_rhs_or_call): ... this.
8954 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
8955 DECL_GIMPLE_REG_P only if is_formal is true.
8956 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
8957 for non-proper post-modify expression gimplification.
8958 (gimplify_self_mod_expr): For post-modify expressions gimplify
8959 the lvalue to a minimal lvalue.
8960 (rhs_predicate_for): Remove formal temp case.
8961 (gimplify_modify_expr_rhs): Likewise.
8962 (gimplify_addr_expr): Use is_gimple_reg.
8963 (gimplify_expr): Remove formal temp cases.
8964 (gimple_regimplify_operands): Likewise.
8965 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
8966 and FILTER_EXPR like constants.
8967 * gimple.c (walk_gimple_op): Fix val_only initialization, use
8969 (is_gimple_formal_tmp_rhs): Remove.
8970 (is_gimple_reg_rhs): Remove special casing.
8971 (is_gimple_mem_rhs): Fix.
8972 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
8973 (is_gimple_formal_tmp_var): Remove.
8974 (is_gimple_formal_tmp_reg): Likewise.
8975 (is_gimple_min_lval): Allow invariant component ref parts.
8976 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
8977 is_gimple_formal_tmp_reg): Remove declarations.
8978 * tree-cfg.c (verify_expr): Verify that variables with address
8979 taken do not have DECL_GIMPLE_REG_P set.
8980 * tree-mudflap.c (mf_build_check_statement_for): Use
8981 force_gimple_operand instead of gimplify_expr.
8983 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
8985 * modulo-sched.c (sms_schedule_by_order): Pass the actual
8986 schedulable rows to compute_split_row.
8988 2009-03-31 Ben Elliston <bje@au.ibm.com>
8991 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
8994 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8996 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
8997 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
8998 * configure: Regenerate.
8999 * config.in: Regenerate.
9000 * config/rs6000/rs6000.opt (mtls-markers): Add.
9001 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
9002 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
9003 (tls_ld_aix, tls_ld_sysv): Likewise.
9004 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
9005 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
9007 2009-03-31 Alan Modra <amodra@bigpond.net.au>
9009 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
9011 2009-03-30 Jan Hubicka <jh@suse.cz>
9013 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
9015 (tree_remove_unreachable_handlers): Cleanup EH predecestor
9016 detection and label handling.
9018 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9020 * ira-int.h (ira_allocno): Rename left_conflicts_num to
9021 left_conflicts_size.
9022 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
9023 ALLOCNO_LEFT_CONFLICTS_SIZE.
9025 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
9026 remove_allocno_from_bucket_and_push,
9027 allocno_spill_priority_compare, push_allocnos_to_stack,
9028 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9029 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
9030 (setup_allocno_left_conflicts_num): Ditto. Rename to
9031 setup_allocno_left_conflicts_size.
9032 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9033 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
9034 setup_allocno_left_conflicts_size instead of
9035 setup_allocno_left_conflicts_num.
9037 * ira-build.c (ira_create_allocno): Use
9038 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
9039 ALLOCNO_LEFT_CONFLICTS_NUM.
9041 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9043 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
9044 instead of DF_LR_OUT.
9046 * ira-lives.c (process_bb_node_lives): Ditto.
9048 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
9049 instead of DF_LR_{OUT,IN}.
9051 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
9053 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
9055 2009-03-30 Jan Hubicka <jh@suse.cz>
9057 * except.c (label_to_region_map): Fix thinko.
9059 2009-03-30 Steve Ellcey <sje@cup.hp.com>
9062 * tree.h (tree_find_value): New declaration.
9063 * tree.c (tree_find_value): New function.
9064 * varasm.c (assemble_external): Avoid duplicate entries on lists.
9066 2009-03-30 Jakub Jelinek <jakub@redhat.com>
9069 * c-decl.c (struct c_binding): Add locus field.
9070 (bind): Add locus argument, set locus field from it.
9071 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
9072 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
9073 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
9074 implicitly_declare, undeclared_variable, lookup_label,
9075 declare_label, c_make_fname_decl, c_builtin_function,
9076 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
9079 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
9082 * config/i386/i386.c (classify_argument): Check total size of
9085 2009-03-30 Martin Jambor <mjambor@suse.cz>
9087 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
9088 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
9089 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
9092 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
9093 seen_variable_array_ref while also traversing a union.
9095 * tree-inline.c (optimize_inline_calls): Do not call
9096 cgraph_node_remove_callees.
9097 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
9098 (pass_remove_cgraph_callee_edges): New variable.
9099 * passes.c (init_optimization_passes): Add
9100 pass_remove_cgraph_callee_edges after early inlining and before all
9101 late intraprocedural passes.
9103 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
9105 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9107 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
9110 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9112 * combine.c (simplify_comparison): Use have_insn_for.
9113 * dojump.c (do_jump): Likewise.
9115 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9117 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
9118 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
9119 sparc_compare_op0 like sparc_compare_emitted used to be handled.
9120 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
9121 instead of sparc_compare_emitted.
9122 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
9123 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
9124 instead of sparc_compare_emitted.
9126 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9128 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
9129 enter/exit cfglayout mode.
9130 (pass_partition_block): Require it.
9131 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
9132 (combine_instructions): Track basic blocks instead of labels.
9133 (update_cfg_for_uncondjump): New.
9134 (try_combine): Use it. Update jumps after rescanning.
9135 (pass_combine): Require PROP_cfglayout.
9136 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
9138 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9140 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
9141 Provide/destroy PROP_cfglayout respectively.
9142 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
9143 * tree-pass.h (PROP_cfglayout): New.
9145 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9147 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
9148 fold_convert_const_fixed_from_fixed,
9149 fold_convert_const_fixed_from_int,
9150 fold_convert_const_fixed_from_real, fold_negate_const): Do not
9151 set TREE_CONSTANT_OVERFLOW.
9152 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
9153 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
9155 2009-03-30 Ira Rosen <irar@il.ibm.com>
9157 * tree-vect-loop-manip.c: New file.
9158 * tree-vectorizer.c: Update documentation and included files.
9159 (vect_loop_location): Make extern.
9160 (rename_use_op): Move to tree-vect-loop-manip.c
9161 (rename_variables_in_bb, rename_variables_in_loop,
9162 slpeel_update_phis_for_duplicate_loop,
9163 slpeel_update_phi_nodes_for_guard1,
9164 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
9165 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
9166 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
9167 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
9168 find_loop_location): Likewise.
9169 (new_stmt_vec_info): Move to tree-vect-stmts.c.
9170 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
9171 get_vectype_for_scalar_type, vect_is_simple_use,
9172 supportable_widening_operation, supportable_narrowing_operation):
9174 (bb_in_loop_p): Move to tree-vect-loop.c.
9175 (new_loop_vec_info, destroy_loop_vec_info,
9176 reduction_code_for_scalar_code, report_vect_op,
9177 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
9178 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
9179 (vect_supportable_dr_alignment): Likewise.
9180 * tree-vectorizer.h (tree-data-ref.h): Include.
9181 (vect_loop_location): Declare.
9182 Reorganize function declarations according to the new file structure.
9183 * tree-vect-loop.c: New file.
9184 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
9185 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
9186 * tree-vect-data-refs.c: New file.
9187 * tree-vect-patterns.c (timevar.h): Don't include.
9188 * tree-vect-stmts.c: New file.
9189 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
9190 tree-vect-slp.c, tree-vect-loop.c.
9191 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
9192 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
9193 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
9194 (tree-vect-analyze.o): Remove.
9195 (tree-vect-transform.o): Likewise.
9196 (tree-vect-data-refs.o): Add rule.
9197 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
9198 tree-vect-slp.o): Likewise.
9199 (tree-vect-patterns.o): Remove redundant dependencies.
9200 (tree-vectorizer.o): Likewise.
9201 * tree-vect-slp.c: New file.
9203 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9205 * optc-gen.awk: Warn if an option flag has multiple different
9208 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
9210 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
9211 -floop-block): Document dependences on PPL, CLooG and Graphite.
9213 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9215 PR rtl-optimization/323
9216 * c-common.c (c_fully_fold, convert_and_check,
9217 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
9218 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
9219 * c-common.def (EXCESS_PRECISION_EXPR): New.
9220 * c-cppbuiltin.c (builtin_define_float_constants): Define
9221 constants with enough digits for long double.
9222 * c-lex.c (interpret_float): Interpret constant with excess
9223 precision where appropriate.
9224 * c-opts.c (c_common_post_options): Set
9225 flag_excess_precision_cmdline. Give an error for
9226 -fexcess-precision=standard for C++ for processors where the
9227 option is significant.
9228 * c-parser.c (c_parser_conditional_expression): Handle excess
9229 precision in condition.
9230 * c-typeck.c (convert_arguments): Handle arguments with excess
9232 (build_unary_op): Move excess precision outside operation.
9233 (build_conditional_expr): Likewise.
9234 (build_compound_expr): Likewise.
9235 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
9236 (build_modify_expr): Handle excess precision in RHS.
9237 (convert_for_assignment): Handle excess precision in converted
9239 (digest_init, output_init_element, process_init_element): Handle
9240 excess precision in initializer.
9241 (c_finish_return): Handle excess precision in return value.
9242 (build_binary_op): Handle excess precision in operands and add
9243 excess precision as needed for operation.
9244 * common.opt (-fexcess-precision=): New option.
9245 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
9246 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
9247 For standard excess precision, output explicit conversion to and
9248 truncation from XFmode.
9249 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
9250 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
9251 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
9252 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
9253 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
9254 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
9255 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
9256 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
9257 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
9258 define_splits, sqrt<mode>2): Disable where appropriate for
9259 standard excess precision.
9260 * convert.c (convert_to_real): Do not shorten arithmetic to type
9261 for which excess precision would be used.
9262 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
9263 * doc/invoke.texi (-fexcess-precision=): Document option.
9264 (-mfpmath=): Correct index entry.
9265 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
9266 flag_excess_precision): New.
9267 * langhooks.c (lhd_post_options): Set
9268 flag_excess_precision_cmdline.
9269 * opts.c (common_handle_option): Handle -fexcess-precision=.
9270 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
9271 init_excess_precision): New.
9272 (lang_dependent_init_target): Call init_excess_precision.
9273 * tree.c (excess_precision_type): New.
9274 * tree.h (excess_precision_type): Declare.
9276 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9279 * c-typeck.c (build_component_ref): Do not copy qualifiers from
9280 non-lvalue to component.
9282 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9284 PR preprocessor/34695
9285 * Makefile.in (c-opts.o): Depend on c-tree.h.
9286 * c-common.c: Move down include of diagnostic.h.
9287 (done_lexing, c_cpp_error): New.
9288 * c-common.h (done_lexing): Declare.
9289 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
9291 * c-opts.c: Include c-tree.h.
9292 (c_common_init_options): Set preprocessor error callback.
9293 (c_common_handle_option): Do not set preprocessor
9294 inhibit_warnings, warnings_are_errors, warn_system_headers,
9295 pedantic_errors or inhibit_warnings flags.
9296 (c_common_post_options): Do not check cpp_errors (parse_in).
9297 (c_common_finish): Do not output dependencies if there were
9298 errors. Do not check return value of cpp_finish.
9299 * c-ppoutput.c (pp_file_change): Set input_location.
9300 * c-tree.h (c_cpp_error): Declare.
9301 * diagnostic.c (diagnostic_set_info_translated): Also initialize
9303 (diagnostic_build_prefix): Check override_column.
9304 * diagnostic.h (diagnostic_info): Add override_column field.
9305 (diagnostic_override_column): Define.
9307 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
9309 * c-common.c (c_expand_expr, c_staticp): Remove.
9310 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
9311 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
9312 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
9313 * c-gimplify.c (gimplify_compound_literal_expr,
9314 optimize_compound_literals_in_ctor): Remove.
9315 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
9316 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
9317 * c-semantics.c (emit_local_var): Remove.
9319 * langhooks-def.h (lhd_expand_expr): Remove.
9320 * langhooks.c (lhd_expand_expr): Remove.
9321 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
9323 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
9324 handling from c-semantics.c; don't call into langhook.
9325 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
9326 * gimplify.c (gimplify_compound_literal_expr,
9327 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
9328 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
9329 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
9330 as was done in c-gimplify.c.
9331 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
9332 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
9333 Move from c-common.h.
9334 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
9336 * tree.c (staticp): Do not call langhook.
9337 * langhooks.c (lhd_staticp): Delete.
9338 * langhooks-def.h (lhd_staticp): Delete prototype.
9339 (LANG_HOOKS_STATICP): Delete.
9340 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
9342 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
9343 instead of DECL_STMTs.
9345 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9353 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
9355 (fold_call_expr): Return a NOP_EXPR from folding rather than the
9356 contained expression.
9357 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
9358 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
9359 conditional expressions for C.
9360 (decl_constant_value_for_optimization): Move from
9361 decl_constant_value_for_broken_optimization in c-typeck.c. Check
9362 whether optimizing and that the expression is a VAR_DECL not of
9363 array type instead of doing such checks in the caller. Do not
9364 check pedantic. Call gcc_unreachable for C++.
9365 * c-common.def (C_MAYBE_CONST_EXPR): New.
9366 * c-common.h (c_fully_fold, c_save_expr,
9367 decl_constant_value_for_optimization): New prototypes.
9368 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
9369 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
9370 EXPR_INT_CONST_OPERANDS): Define.
9371 * c-convert.c (convert): Strip nops from expression.
9372 * c-decl.c (groktypename): Take extra parameters expr and
9373 expr_const_operands. Update call to grokdeclarator.
9374 (start_decl): Update call to grokdeclarator. Add statement for
9375 expressions used in type of decl.
9376 (grokparm): Update call to grokdeclarator.
9377 (push_parm_decl): Update call to grokdeclarator.
9378 (build_compound_literal): Add parameter non_const and build a
9379 C_MAYBE_COSNT_EXPR if applicable.
9380 (grokdeclarator): Take extra parameters expr and
9381 expr_const_operands. Track expressions used in declaration
9382 specifiers and declarators. Fold array sizes and track whether
9383 they are constant expressions and whether they are integer
9384 constant expressions.
9385 (parser_xref_tag): Set expr and expr_const_operands fields in
9387 (grokfield): Update call to grokdeclarator.
9388 (start_function): Update call to grokdeclarator.
9389 (build_null_declspecs): Set expr and expr_const_operands fields in
9391 (declspecs_add_type): Handle expressions in typeof specifiers.
9392 * c-parser.c (c_parser_declspecs): Set expr and
9393 expr_const_operands fields for declaration specifiers.
9394 (c_parser_enum_specifier): Likewise.
9395 (c_parser_struct_or_union_specifier): Likewise.
9396 (c_parser_typeof_specifier): Likewise. Update call to
9397 groktypename. Fold expression as needed. Return expressions with
9398 type instead of adding statements.
9399 (c_parser_attributes): Update calls to c_parser_expr_list.
9400 (c_parser_statement_after_labels): Fold expression before passing
9401 to objc_build_throw_stmt.
9402 (c_parser_condition): Fold expression.
9403 (c_parser_asm_operands): Fold expression.
9404 (c_parser_conditional_expression): Use c_save_expr. Update call
9405 to build_conditional_expr.
9406 (c_parser_alignof_expression): Update call to groktypename.
9407 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
9408 original_code. Fold expression argument of va_arg. Create
9409 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
9410 argument to va_arg. Update calls to groktypename. Fold array
9411 index for offsetof. Verify that first argument to
9412 __builtin_choose_expr has integer type.
9413 (c_parser_postfix_expression_after_paren_type): Update calls to
9414 groktypename and build_compound_literal. Handle expressions with
9415 side effects in type name.
9416 (c_parser_postfix_expression_after_primary): Update call to
9417 c_parser_expr_list. Set original_code for calls to
9418 __builtin_constant_p.
9419 (c_parser_expr_list): Take extra parameter fold_p. Fold
9420 expressions if requested.
9421 (c_parser_objc_type_name): Update call to groktypename.
9422 (c_parser_objc_synchronized_statement): Fold expression.
9423 (c_parser_objc_receiver): Fold expression.
9424 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
9425 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
9426 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
9427 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
9428 (struct c_typespec): Add elements expr and expr_const_operands.
9429 (struct c_declspecs): Add elements expr and expr_const_operands.
9430 (groktypename, build_conditional_expr, build_compound_literal):
9432 (in_late_binary_op): Declare.
9433 * c-typeck.c (note_integer_operands): New function.
9434 (in_late_binary_op): New variable.
9435 (decl_constant_value_for_broken_optimization): Move to c-common.c
9436 and rename to decl_constant_value_for_optimization.
9437 (default_function_array_conversion): Do not strip nops.
9438 (default_conversion): Do not call
9439 decl_constant_value_for_broken_optimization.
9440 (build_array_ref): Do not fold result.
9441 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
9442 result when operand is a VLA.
9443 (c_expr_sizeof_type): Update call to groktypename. Handle
9444 expressions included in type name. Use C_MAYBE_CONST_EXPR for
9445 result when operand names a VLA type.
9446 (build_function_call): Update call to build_compound_literal.
9447 Only fold result for calls to __builtin_* functions. Strip
9448 NOP_EXPR from INTEGER_CST returned from such functions. Fold
9449 the function designator.
9450 (convert_arguments): Fold arguments. Update call to
9451 convert_for_assignment.
9452 (build_unary_op): Handle increment and decrement of
9453 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
9454 decrement earlier. Fold operand of increment and decrement.
9455 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
9456 built for integer operand. Wrap returns that are INTEGER_CSTs
9457 without being integer constant expressions or that have integer
9458 constant operands without being INTEGER_CSTs.
9459 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
9460 (build_conditional_expr): Add operand ifexp_bcp. Track whether
9461 result is an integer constant expression or can be used in
9462 unevaluated parts of one and avoid folding and wrap as
9463 appropriate. Fold operands before possibly doing -Wsign-compare
9465 (build_compound_expr): Wrap result for C99 if operands can be used
9466 in integer constant expressions.
9467 (build_c_cast): Update call to digest_init. Do not ignore
9468 overflow from casting floating-point constants to integers. Wrap
9469 results that could be confused with integer constant expressions,
9470 null pointer constants or floating-point constants.
9471 (c_cast_expr): Update call to groktypename. Handle expressions
9472 included in type name.
9473 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
9474 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
9475 Update calls to convert_for_assignment.
9476 (convert_for_assignment): Take new parameter
9477 null_pointer_constant. Do not strip nops or call
9478 decl_constant_value_for_broken_optimization. Set
9479 in_late_binary_op for conversions to boolean.
9480 (store_init_value): Update call to digest_init.
9481 (digest_init): Take new parameter null_pointer_constant. Do not
9482 call decl_constant_value_for_broken_optimization. pedwarn for
9483 initializers not constant expressions. Update calls to
9484 convert_for_assignment.
9485 (constructor_nonconst): New.
9486 (struct constructor_stack): Add nonconst element.
9487 (really_start_incremental_init, push_init_level, pop_init_level):
9488 Handle constructor_nonconst and nonconst element.
9489 (set_init_index): Call constant_expression_warning for array
9491 (output_init_element): Fold value. Set constructor_nonconst as
9492 applicable. pedwarn for initializers not constant expressions.
9493 Update call to digest_init. Call constant_expression_warning
9494 where constant initializers are required.
9495 (process_init_element): Use c_save_expr.
9496 (c_finish_goto_ptr): Fold expression.
9497 (c_finish_return): Fold return value. Update call to
9498 convert_for_assignment.
9499 (c_start_case): Fold switch expression.
9500 (c_process_expr_stmt): Fold expression.
9501 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
9502 ensure statement expression is not evaluated in constant expression.
9503 (build_binary_op): Track whether results are integer constant
9504 expressions or may occur in such, disable folding and wrap results
9505 as applicable. Fold operands for -Wsign-compare warnings unless
9507 (c_objc_common_truthvalue_conversion): Handle results folded to
9508 integer constants that are not integer constant expressions.
9509 * doc/extend.texi: Document when typeof operands are evaluated,
9510 that condition of __builtin_choose_expr is an integer constant
9511 expression, and more about use of __builtin_constant_p in
9514 2009-03-29 Richard Guenther <rguenther@suse.de>
9516 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
9517 propagate addresses of array references.
9519 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
9521 * regmove.c (perhaps_ends_bb_p): Remove.
9522 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
9523 from INSN and check that the main loop stays within that basic block.
9524 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
9525 (regmove_forward_pass): Split out from regmove_optimize. Use
9526 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
9527 (regmove_backward_pass): Split out from regmove_optimize. Use
9528 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
9529 (regmove_optimize): Simplify.
9531 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9534 * config/i386/i386.c (classify_argument): Ignore flexible array
9535 member in struct and warn ABI change.
9537 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9539 * config/i386/i386-protos.h (ix86_agi_dependent): New.
9541 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
9542 (ix86_adjust_cost): Updated.
9544 2009-03-29 Jan Hubicka <jh@suse.cz>
9547 * tree-pass.h (pass_cleanup_eh): New function.
9548 (remove_unreachable_regions): Break code handling RTL
9549 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
9550 that can not be reached by runtime.
9551 (can_be_reached_by_runtime): New function.
9552 (label_to_region_map): New function.
9553 (num_eh_regions): New function.
9554 (rtl_remove_unreachable_regions): New function.
9555 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
9556 (remove_eh_region): New function.
9557 * except.h: Include sbitmap and vecprim.
9558 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
9559 num_eh_regions): Declare.
9560 * passes.c (init_optimization_passes): Schedule cleanup_eh.
9561 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
9562 * tree-eh.c (tree_remove_unreachable_handlers): New function.
9563 (tree_empty_eh_handler_p): New function.
9564 (cleanup_empty_eh): New function.
9565 (cleanup_eh): New function.
9566 (pass_cleanup_eh): New function.
9568 2009-03-29 Jan Hubicka <jh@suse.cz>
9570 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
9571 for removed regions.
9573 2009-03-29 Jan Hubicka <jh@suse.cz>
9575 * except.c (dump_eh_tree): Dump all datastructures.
9577 2009-03-29 Jan Hubicka <jh@suse.cz>
9579 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
9580 (duplicate_eh_regions_1): Likewise.
9581 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
9582 vector; call EH verification.
9583 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9584 Be ready for region being removed.
9586 2009-03-29 Jan Hubicka <jh@suse.cz>
9588 * bitmap.c (bitmap_last_set_bit): New function.
9589 * bitmap.h (bitmap_last_set_bit): Declare.
9591 2009-03-29 David Ayers <ayers@fsfe.org>
9594 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
9595 by calling objc_compare_types and surpress warnings about
9596 incompatible C pointers that are compatible ObjC pointers.
9598 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
9600 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
9601 call initialize_inline_failed.
9602 (initialize_inline_failed): Move it from here ...
9603 * cgraph.c (initialize_inline_failed): ... to here.
9604 (cgraph_create_edge): Call initialize_inline_failed rather than
9605 setting inline_failed directly.
9607 2009-03-29 Ben Elliston <bje@au.ibm.com>
9610 * sysv4.opt (msdata): Improve comment.
9611 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
9612 * sysv4.h (SVR4_ASM_SPEC): Likewise.
9614 2009-03-29 Ben Elliston <bje@au.ibm.com>
9617 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
9618 load and store attributes.
9620 2009-03-29 Ben Elliston <bje@au.ibm.com>
9622 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
9623 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
9624 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
9625 * doc/extend.texi (X86 Built-in Functions): Add index entries for
9626 __builtin_infq and __builtin_huge_valq.
9628 2009-03-28 Anatoly Sokolov <aesok@post.ru>
9630 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
9632 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9633 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
9635 2009-03-28 Xinliang David Li <davidxl@google.com>
9637 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
9638 (do_dbg_cnt): New function.
9640 2009-03-28 Jan Hubicka <jh@suse.cz>
9642 Merge from pretty-ipa:
9644 2009-03-27 Jan Hubicka <jh@suse.cz>
9646 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9647 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
9648 * passes.c (function_called_by_processed_nodes_p): New.
9649 * ipa-pure-const.c (check_call): Fix handling of operands.
9650 (analyze_function): Dump debug output for skipped bodies.
9651 (local_pure_const): Use function_called_by_processed_nodes_p.
9652 * dwarf2out.c (reference_to_unused): Use output.
9653 * passes.c (do_per_function_toporder): Likewise.
9655 2008-11-12 Jan Hubicka <jh@suse.cz>
9657 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
9658 * ipa-pure-const.c (funct_state_d): Add can throw field; make
9659 state_set_in_source enum
9660 (check_decl): Ignore memory tags; do not set fake looping flags;
9662 (check_operand, check_tree, check_rhs_var, check_lhs_var,
9663 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
9664 (check_call, analyze_function): Rewrite.
9666 (add_new_function): Update call of analyze_function.
9667 (generate_summary): Add call of analyze_function.
9668 (propagate): Propagate can_throw; handle state_set_in_source correctly.
9669 (local_pure_const): New function.
9670 (pass_local_pure_const): New pass.
9671 * ipa-inline.c (inline_transform): Set after_inlining.
9672 * tree-eh.c (stmt_can_throw_external): New.
9673 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
9674 work with aliasing built.
9675 * tree-flow.h (stmt_can_throw_external): New.
9676 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
9677 and local pure/const pass in early and late optimization queue.
9679 2009-03-28 Martin Jambor <mjambor@suse.cz>
9681 * fold-const.c (get_pointer_modulus_and_residue): New parameter
9683 (fold_binary): Allow function decl aligment consideration is the
9684 second argument is integer constant one.
9685 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
9686 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
9687 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
9689 2009-03-28 Jan Hubicka <jh@suse.cz>
9691 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
9692 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
9693 * function.h (rtl_data): Add nothrow flag.
9694 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
9695 set DECL_NOTHROW for AVAILABLE functions.
9697 2009-03-28 Jakub Jelinek <jakub@redhat.com>
9699 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
9700 following vector keyword has expansion starting with pixel or bool
9701 keyword, expand vector to __vector and pixel or bool to __pixel or
9705 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
9706 warn_if_disallowed_function_p): Removed.
9707 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
9708 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
9709 warning_if_disallowed_function_p.
9710 * flags.h (warn_if_disallowed_function_p,
9711 warn_disallowed_functions): Removed.
9712 * common.opt (Wdisallowed-function-list=): Removed.
9713 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
9715 2009-03-28 Richard Guenther <rguenther@suse.de>
9717 PR tree-optimization/38723
9718 * tree-ssa-pre.c (compute_avail): Add all default definitions to
9721 2009-03-28 Jan Hubicka <jh@suse.cz>
9723 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
9724 test introduced by my previous patch.
9726 2009-03-28 Richard Guenther <rguenther@suse.de>
9728 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
9729 the PHIs value undefined.
9731 2009-03-28 Jan Hubicka <jh@suse.cz>
9733 * tree-pass.h (pass_fixup_cfg): New pass.
9734 * ipa-inline.c (inline_transform): Set
9735 always_inline_functions_inlined/after_inlining.
9736 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
9737 (pass_fixup_cfg): New pass.
9738 * passes.c (init_optimization_passes): Add fixup_cfg.
9740 2009-03-28 Richard Guenther <rguenther@suse.de>
9742 PR tree-optimization/38458
9743 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
9744 argument use the arguments copy-of value.
9746 2009-03-28 Richard Guenther <rguenther@suse.de>
9748 PR tree-optimization/38180
9749 * tree-ssa-ccp.c (get_default_value): Simplify.
9750 (likely_value): Likewise.
9751 (surely_varying_stmt_p): Properly handle VOP case.
9752 (ccp_initialize): Likewise.
9753 (ccp_fold): Handle propagating through *&.
9754 (fold_const_aggregate_ref): Also handle decls.
9756 2009-03-28 Jan Hubicka <jh@suse.cz>
9758 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9759 * cgraph.h (cgraph_node): Likewise.
9760 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
9761 (cgraph_reset_node): Use process flag.
9762 (cgraph_mark_functions_to_output): Likewise.
9763 (cgraph_expand_function): Likewise.
9764 (cgraph_expand_all_functions): Likewise.
9765 (cgraph_output_in_order): Likewise.
9766 * dwarf2out.c (reference_to_unused): Likewise.
9767 * passes.c do_per_function_toporder): Likewise.
9769 2009-03-28 Jan Hubicka <jh@suse.cz>
9771 Bring from lto-branch:
9773 2008-09-03 Doug Kwan <dougkwan@google.com>
9775 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
9776 enums instead of reason strings.
9777 * cgraph.c (cgraph_create_edge): Same.
9778 (cgraph_inline_failed_string): New function.
9779 * cgraph.h (cgraph_inline_failed_t): New enum type.
9780 (cgraph_inline_failed_string): New prototype.
9781 (struct cgraph_edge): Change type of INLINED_FAILED from constant
9782 char pointer to cgraph_inline_failed_t.
9783 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
9784 (cgraph_default_inline_p): Ditto.
9785 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
9786 to cgraph_inline_failed_t pointer.
9787 * cif-code.def: New file.
9788 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
9790 (cgraph_check_inline_limits): Change type of REASON to pointer to
9791 cgraph_inline_failed_t. Replace reason strings with enums.
9792 (cgraph_default_inline_p): Ditto.
9793 (cgraph_recursive_inlining_p): Ditto.
9794 (update_caller_keys): Change type of FAILED_REASON to
9795 cgraph_inline_failed_t.
9796 (cgraph_set_inline_failed): Change type of REASON to pointer to
9797 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
9798 convert enums to strings for text output.
9799 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
9800 to be of type cgraph_inline_failed_t. Replace reason strings with
9801 enums. Call cgraph_inline_failed_string to covert enums
9802 to strings for text output.
9803 (cgraph_decide_inlining): Replace reason strings with enums.
9804 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
9805 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
9807 * tree-inline.c (expand_call_inline): Change type of REASON
9808 to cgraph_inline_failed_t. Replace reason strings with enums.
9809 Call cgraph_inline_failed_string for text output.
9810 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
9813 2009-03-28 Jan Hubicka <jh@suse.cz>
9815 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
9816 cgraph_clone_node): Remove master clone handling.
9817 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9818 * cgraph.h (master_clone): Remove.
9819 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9820 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
9821 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
9823 2009-03-28 Jan Hubicka <jh@suse.cz>
9825 * cgraph.c (cgraph_function_body_availability): Functions declared
9826 inline are always safe to assume that it is not going to be replaced.
9828 2009-03-28 Richard Guenther <rguenther@suse.de>
9830 PR tree-optimization/38513
9831 * tree-ssa-pre.c (eliminate): Remove redundant stores.
9832 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9833 EXC_PTR_EXPR and FILTER_EXPR.
9834 (get_ref_from_reference_ops): Likewise.
9836 2009-03-28 Richard Guenther <rguenther@suse.de>
9838 PR tree-optimization/38968
9839 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
9840 Use FLOOR_MOD_EXPR to compute misalignment.
9842 2009-03-28 Richard Guenther <rguenther@suse.de>
9844 PR tree-optimization/37795
9845 * tree.h (combine_comparisons): Declare.
9846 * fold-const.c (combine_comparisons): Export.
9847 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
9849 (ifcombine_iforif): Use combine_comparisons.
9851 2009-03-28 Jan Hubicka <jh@suse.cz>
9853 * tree-eh.c (inlinable_call_p): New function.
9854 (make_eh_edges): Use it.
9855 (verify_eh_edges): Use it.
9856 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
9857 * except.c (reachable_next_level): Add inlinable_function argument
9858 (sjlj_find_directly_reachable_regions): Update.
9859 (add_reachable_handler): Do not set saw_any_handlers.
9860 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
9861 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9862 Add new inlinable call parameter.
9863 (can_throw_internal, can_throw_external): Update.
9864 * except.h (can_throw_internal_1, can_throw_external_1,
9865 foreach_reachable_handler): Update declaration.
9867 2009-03-28 Joseph Myers <joseph@codesourcery.com>
9869 * config/arm/t-arm-coff, config/h8300/coff.h,
9870 config/i386/i386-aout.h, config/i386/i386-coff.h,
9871 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
9872 config/pdp11/2bsd.h, config/rs6000/aix41.h,
9873 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
9874 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
9875 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
9876 sys-types.h: Remove.
9877 * Makefile.in: Remove protoize and fixproto support and references
9879 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
9880 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
9882 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
9883 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
9884 unprotoize$(exeext).
9885 (rest.encap): Don't depend on $(STMP_FIXPROTO)
9886 (.PHONY): Don't depend on proto.
9887 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
9888 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
9889 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
9890 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
9891 build/gen-protos.o, build/scan.o, xsys-protos.h,
9892 build/fix-header$(build_exeext), build/fix-header.o,
9893 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
9894 stmp-install-fixproto): Remove.
9895 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
9896 SYSCALLS.c or fixproto files.
9897 (install-common): Don't install protoize.
9898 (install-headers-tar, install-headers-cpio, install-headers-cp):
9899 Don't depend on $(STMP_FIXPROTO).
9900 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
9901 install fixproto files or write out fixproto settings.
9902 (uninstall): Don't uninstall protoize.
9903 * config.gcc (use_fixproto): Remove.
9904 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
9905 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
9906 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
9907 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
9908 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
9909 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
9910 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
9911 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
9912 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
9913 * config/t-vxworks (STMP_FIXPROTO): Remove.
9914 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
9915 STMP_FIXPROTO): Remove.
9916 * config.in, configure: Regenerate.
9917 * crtstuff.c (gid_t, uid_t): Don't undefine.
9918 * doc/install.texi: Change m68k-coff to m68k-elf in example.
9919 (arm-*-coff, arm-*-aout: Remove target entries.
9920 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
9921 Remove mention of AIX 4.1.
9922 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
9923 * doc/invoke.texi (Running Protoize): Remove.
9924 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
9925 (Protoize Caveats): Remove.
9926 * tsystem.h: Update comments on headers assumed to exist.
9928 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
9930 * genautomata.c: Add a new year to the copyright. Add a new
9932 (struct insn_reserv_decl): Add comments for member bypass_list.
9933 (find_bypass): Remove.
9934 (insert_bypass): New.
9935 (process_decls): Use insert_bypass.
9936 (output_internal_insn_latency_func): Output all bypasses with the
9937 same input insn in one switch case.
9939 * rtl.def (define_bypass): Describe bypass choice.
9940 * doc/md.texi (define_bypass): Ditto.
9942 2009-03-27 Richard Guenther <rguenther@suse.de>
9944 * gimplify.c (mark_addressable): Export.
9945 * tree-flow.h (mark_addressable): Declare.
9946 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
9947 * tree-ssa.c (verify_phi_args): Verify that address taken
9948 variables have TREE_ADDRESSABLE set.
9950 2009-03-27 Richard Guenther <rguenther@suse.de>
9952 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
9953 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
9954 Do not mark decls TREE_ADDRESSABLE.
9955 (build_fold_addr_expr): Adjust.
9956 (fold_addr_expr): Remove.
9957 (fold_unary): Use build_fold_addr_expr.
9958 (fold_comparison): Likewise.
9959 (split_address_to_core_and_offset): Likewise.
9960 * coverage.c (tree_coverage_counter_addr): Mark the array decl
9962 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
9963 (gimplify_modify_expr_to_memcpy): Mark source and destination
9965 * omp-low.c (create_omp_child_function): Mark the object decl
9967 (lower_rec_input_clauses): Mark the var we take the address of
9969 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
9971 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9974 * cfgexpand.c (expand_one_stack_var_at): Change alignment
9975 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
9977 2009-03-27 Richard Guenther <rguenther@suse.de>
9979 PR tree-optimization/39120
9980 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
9982 (handle_lhs_call): Process return constraints. Add escape
9983 constraints if necessary.
9984 (handle_const_call): Fill out return constraints. Make nested
9985 case more precise. Avoid consttmp if possible.
9986 (handle_pure_call): Fill out return constraints. Avoid
9987 callused if possible.
9988 (find_func_aliases): Simplify call handling.
9990 2009-03-27 Richard Guenther <rguenther@suse.de>
9992 PR tree-optimization/39120
9993 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
9994 as a representative.
9995 (solve_graph): Do propagate CALLUSED.
9996 (handle_pure_call): Use a scalar constraint from CALLUSED for
9998 (find_what_p_points_to): CALLUSED shall not appear in poins-to
10001 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10004 * c-common.c (handle_aligned_attribute): Properly check alignment
10005 overflow. Use (1U << i) instead of (1 << i).
10007 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
10009 * expr.h (get_mem_align_offset): Updated.
10011 * tree.h (tree_decl_common): Change align to "unsigned int" and
10012 move it before pointer_alias_set.
10014 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10015 Jakub Jelinek <jakub@redhat.com>
10018 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
10019 gr_register_operand with gr_reg_or_0_operand.
10020 (cmpxchg_rel_di): Likewise.
10021 (sync_lock_test_and_set<mode>): Likewise.
10023 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10025 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
10026 (true_regnum): Likewise.
10028 * rtlanal.c (subreg_info): Moved to ...
10029 * rtl.h (subreg_info): Here. New.
10030 (subreg_get_info): New.
10032 * rtlanal.c (subreg_get_info): Make it extern.
10034 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10037 * config/i386/i386.c (ix86_abi): New.
10038 (override_options): Handle -mabi=.
10039 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
10040 (ix86_call_abi_override): Likewise.
10041 (init_cumulative_args): Likewise.
10042 (function_arg_advance): Likewise.
10043 (function_arg_64): Likewise.
10044 (function_arg): Likewise.
10045 (ix86_pass_by_reference): Likewise.
10046 (ix86_function_value_regno_p): Likewise.
10047 (ix86_build_builtin_va_list_abi): Likewise.
10048 (setup_incoming_varargs_64): Likewise.
10049 (is_va_list_char_pointer): Likewise.
10050 (ix86_init_machine_status): Likewise.
10051 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
10052 (ix86_function_type_abi): Return enum calling_abi. Rewrite
10053 for 64bit. Replace DEFAULT_ABI with ix86_abi.
10054 (ix86_function_abi): Make it static and return enum calling_abi.
10055 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
10057 (ix86_fn_abi_va_list): Updated.
10059 * config/i386/i386.h (ix86_abi): New.
10060 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
10061 (CONDITIONAL_REGISTER_USAGE): Likewise.
10062 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
10063 (machine_function): Likewise.
10065 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
10067 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
10068 (STACK_BOUNDARY): Likewise.
10069 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
10071 * config/i386/i386.opt (mabi=): New.
10073 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
10074 return enum calling_abi.
10075 (ix86_function_type_abi): Likewise.
10076 (ix86_function_abi): Removed.
10078 * doc/invoke.texi: Document -mabi= option for x86.
10080 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10082 * builtins.c (real_dconstp): Delete.
10083 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
10085 2009-03-27 Dodji Seketeli <dodji@redhat.com>
10086 Jakub Jelinek <jakub@redhat.com>
10089 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
10090 (gen_subprogram_die): When a function is explicit, generate the
10091 DW_AT_explicit attribute.
10092 * langhooks.h (struct lang_hooks_for_decls): Add
10093 function_decl_explicit_p langhook.
10094 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
10095 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
10097 2009-03-27 Jakub Jelinek <jakub@redhat.com>
10099 * builtins.c (fold_builtin_memory_op): Optimize memmove
10100 into memcpy if we can prove source and destination don't overlap.
10102 * tree-inline.c: Include gt-tree-inline.h.
10103 (clone_fn_id_num): New variable.
10104 (clone_function_name): New function.
10105 (tree_function_versioning): Use it.
10106 * Makefile.in (GTFILES): Add tree-inline.c.
10108 2009-03-27 Mark Mitchell <mark@codesourcery.com>
10110 * BASE-VER: Change to 4.5.0.
10112 2009-03-27 Xinliang David Li <davidxl@google.com>
10114 PR tree-optimization/39557
10115 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
10117 2009-03-27 Xinliang David Li <davidxl@google.com>
10119 PR tree-optimization/39548
10120 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
10123 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10125 * c-common.c (pointer_int_sum): Use %wd on return from
10128 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10130 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
10131 on return from tree_low_cst.
10133 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
10136 * ginclude/stdarg.h (va_copy): Define also for
10137 __GXX_EXPERIMENTAL_CXX0X__.
10139 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10142 * builtins.h (c_strlen): Do not warn here.
10143 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10144 * c-common.c (pointer_int_sum): Take an explicit location.
10145 Warn about offsets out of bounds.
10146 * c-common.h (pointer_int_sum): Adjust declaration.
10148 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10150 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
10153 2009-03-26 Jakub Jelinek <jakub@redhat.com>
10156 * opts.c (warn_if_disallowed_function_p): Don't assume
10157 get_callee_fndecl must return non-NULL.
10159 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
10161 PR rtl-optimization/39522
10162 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
10163 when reg_reloaded_valid is set.
10165 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10167 * config/spu/divv2df3.c: New file.
10168 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
10169 (DPBIT_FUNCS): Filter out _div_df.
10171 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
10173 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
10174 a jump insn, count that jump in the distance to the loop start.
10176 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
10179 * config/sh/sh.c (calc_live_regs): Fix condition for global
10180 registers except PIC_OFFSET_TABLE_REGNUM.
10182 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
10185 * doc/invoke.texi (-mconsole): New.
10187 (-mno-cygwin): New.
10189 (-mnop-fun-dllimport): New.
10193 (sub section "i386 and x86-64 Windows Options"): New.
10195 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
10197 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
10198 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
10200 2009-03-25 Richard Guenther <rguenther@suse.de>
10202 PR middle-end/39497
10203 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
10206 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
10208 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
10209 neither of haifa/selective schedulers are working.
10211 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10213 * doc/invoke.texi (Debugging Options): Fix description of
10214 -fno-merge-debug-strings.
10216 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
10218 * config/cris/libgcc.ver: New version-script.
10219 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
10221 * configure.ac <GAS features, nop mnemonic>: Add pattern
10222 crisv32-*-* for "nop".
10223 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
10224 * configure: Regenerate.
10226 2009-03-24 Ira Rosen <irar@il.ibm.com>
10228 PR tree-optimization/39529
10229 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10230 mark_sym_for_renaming for the tag copied to the new vector
10233 2009-03-24 Arthur Loiret <aloiret@debian.org>
10235 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
10236 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
10237 EXTRA_SPEC_FUNCTIONS.
10238 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
10239 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
10240 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
10241 -march and -mtune options.
10243 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
10245 * config/m68k/t-rtems: Add m5329 multilib.
10247 2009-03-24 Dodji Seketeli <dodji@redhat.com>
10248 Jakub Jelinek <jakub@redhat.com>
10251 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
10254 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10257 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
10258 instead of c_parser_expression_conv, if original_code isn't one of the
10259 4 allowed comparison codes, fail.
10261 2009-03-23 Richard Guenther <rguenther@suse.de>
10263 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
10264 * tree.h (struct tree_type): Likewise.
10265 * reload.h (struct insn_chain): Likewise.
10266 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
10267 * function.h (struct function): Likewise.
10268 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
10270 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10272 PR tree-optimization/39516
10273 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
10275 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
10277 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
10278 should be set true if BITS_PER_WORD of target is bigger than 32
10280 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
10282 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
10283 Translate -B-options to -rpath-link. Correct existing
10284 rpath-link and conditionalize on !nostdlib.
10286 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10288 * doc/extend.texi (Function Attributes, Variable Attributes):
10290 * doc/invoke.texi (Debugging Options, Optimize Options)
10291 (i386 and x86-64 Options, MCore Options): Likewise.
10293 2009-03-20 Jakub Jelinek <jakub@redhat.com>
10296 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
10297 it for block local namespace aliases.
10298 (gen_decl_die): Pass context_die to gen_namespace_die.
10300 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10303 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
10304 minimum or maximum value.
10306 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
10308 * reginfo.c (globalize_reg): Recompute derived reg sets.
10310 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
10313 * libgcc2.c (mprotect): Do not use signed arguments for
10314 VirtualProtect, use DWORD arguments. Also fix the 'may
10315 be used uninitialized' warning for the np variable.
10317 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10320 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
10321 functions using regparm calling conventions when not optimizing.
10322 (ix86_function_sseregparm): Similarly for sseregparm calling
10325 2009-03-19 Li Feng <nemokingdom@gmail.com>
10327 PR middle-end/39500
10328 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
10329 dependence if the first conflict is after niter iterations.
10331 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
10333 PR middle-end/38609
10334 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
10335 functions with dynamic stack-pointer adjustments.
10337 2009-03-19 Ben Elliston <bje@au.ibm.com>
10339 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
10340 option; change to -msdata=data.
10342 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10344 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
10347 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
10350 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
10352 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
10354 * doc/invoke.texi (Code Gen Options): Expand discussion of
10357 2009-03-18 Jakub Jelinek <jakub@redhat.com>
10359 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
10360 * matrix-reorg.c (struct matrix_info): Likewise.
10361 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
10362 * rtl.h (struct mem_attrs): Likewise.
10363 * df.h (struct df): Likewise.
10364 * tree-data-ref.h (struct data_dependence_relation): Likewise.
10365 * ira-int.h (struct ira_allocno): Likewise.
10366 * df-scan.c (struct df_collection_rec): Likewise.
10367 * ira.c (struct equivalence): Likewise.
10368 * function.c (struct temp_slot): Likewise.
10369 * cfgloop.h (struct loop): Likewise.
10372 * function.c (use_register_for_decl): When not optimizing, disregard
10373 register keyword for variables with types containing methods.
10375 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
10377 PR middle-end/39447
10378 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
10379 (is_simple_operand): Call contains_component_ref_p before calling data
10380 reference analysis that would fail on COMPONENT_REFs.
10382 * tree-vrp.c (search_for_addr_array): Fix formatting.
10384 2009-03-18 Richard Guenther <rguenther@suse.de>
10386 * tree-vect-transform.c (vect_loop_versioning): Fold the
10387 generated comparisons.
10388 * tree-vectorizer.c (set_prologue_iterations): Likewise.
10389 (slpeel_tree_peel_loop_to_edge): Likewise.
10391 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10393 PR middle-end/37805
10394 * opts.c (print_specific_help): In addition to `undocumented',
10395 accept `separate' and `joined' flags if passed alone. Describe
10396 output by the first matched one of those.
10397 (common_handle_option): Skip over empty strings.
10398 * gcc.c (display_help): Fix help string for `--help='.
10399 * doc/invoke.texi (Option Summary, Overall Options): With
10400 `--help=', classes and qualifiers can both be repeated, but
10401 only the latter can be negated. One should not pass only
10402 negated qualifiers. Fix markup and examples.
10405 2008-10-14 Jakub Jelinek <jakub@redhat.com>
10406 PR middle-end/37805
10407 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
10408 and -fhelp=separate.
10410 2009-03-17 Jing Yu <jingyu@google.com>
10412 PR middle-end/39378
10413 * function.h (struct rtl_data): Move is_thunk from here...
10414 (struct function): ...to here.
10415 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
10416 * varasm.c (assemble_start_function): Change is_thunk from crtl to
10418 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
10420 (alpha_does_function_need_gp, alpha_start_function): Likewise.
10421 (alpha_output_function_end_prologue): Likewise.
10422 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
10423 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
10424 (rs6000_output_function_epilogue): Likewise.
10425 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10427 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
10430 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
10431 from different units in a single alternative.
10432 (*truncdfsf_i387): Ditto.
10433 (*truncxfsf2_mixed): Ditto.
10434 (*truncxfdf2_mixed): Ditto.
10436 2009-03-17 Jakub Jelinek <jakub@redhat.com>
10438 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
10439 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
10442 * tree-ssa-live.c (remove_unused_locals): Don't remove local
10443 unused non-artificial variables when not optimizing.
10446 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
10447 DW_TAG_imported_module even if decl is IMPORTED_DECL with
10448 NAMESPACE_DECL in its DECL_INITIAL.
10450 PR middle-end/39443
10451 * optabs.c (set_user_assembler_libfunc): New function.
10452 * expr.h (set_user_assembler_libfunc): New prototype.
10453 * c-common.c: Include libfuncs.h.
10454 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
10455 for memcmp, memset, memcpy, memmove and abort.
10456 * Makefile.in (c-common.o): Depend on libfuncs.h.
10459 * dwarf2out.c (gen_inlined_enumeration_type_die,
10460 gen_inlined_structure_type_die, gen_inlined_union_type_die,
10461 gen_tagged_type_instantiation_die): Removed.
10462 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
10465 2009-03-17 Janis Johnson <janis187@us.ibm.com>
10468 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
10470 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
10471 (check-parallel-%): Ditto.
10472 (check-consistency): Ditto.
10474 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
10476 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
10477 local variable rhs by NULL_TREE.
10479 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10482 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
10484 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10487 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
10489 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10492 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
10493 for ms->sysv ABI calls only in 64bit mode.
10495 * config/i386/i386.md (untyped_call): Support 32bit.
10497 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
10499 * doc/extend.texi: Replace x86_65 with x86_64.
10501 2009-03-16 Jakub Jelinek <jakub@redhat.com>
10503 PR tree-optimization/39455
10504 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
10505 mismatches for POINTER_TYPE_P (type).
10506 (number_of_iterations_le): Likewise.
10508 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10510 * config/picochip/picochip.c: Removed profiling support.
10511 * config/picochip/picochip.md: Removed profiling instruction.
10512 * config/picochip/picochip.h: Removed profiling builtin.
10514 2009-03-16 Joseph Myers <joseph@codesourcery.com>
10516 * doc/install.texi (--with-host-libstdcxx): Document.
10518 2009-03-14 Anatoly Sokolov <aesok@post.ru>
10521 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
10522 generate a warning if the function name does not begin with
10523 "__vector" and the function has either the 'signal' or 'interrupt'
10524 attribute, from here to ...
10525 (avr_declare_function_name): ...here. New function.
10526 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
10527 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
10529 2009-03-14 Jakub Jelinek <jakub@redhat.com>
10532 * cse.c (fold_rtx): Don't modify original const_arg1 when
10533 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
10534 separate variable instead.
10535 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
10536 from out of range shift counts.
10537 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
10539 2009-03-13 Catherine Moore <clm@codesourcery.com>
10541 * config/i386/x-mingw32 (host-mingw32.o): Replace
10542 diagnostic.h with $(DIAGNOSTIC_H).
10544 2009-03-12 Jakub Jelinek <jakub@redhat.com>
10547 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
10549 * config/i386/sync.md (sync_compare_and_swap<mode>,
10550 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
10551 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
10553 (sync_double_compare_and_swapdi_pic,
10554 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
10555 cmpxchg8b_pic_memory_operand instead of just memory_operand.
10557 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10560 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
10562 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10565 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10566 (avx_addsubv4df3): Likewise.
10567 (*avx_addsubv4sf3): Likewise.
10568 (sse3_addsubv4sf3): Likewise.
10570 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10573 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
10575 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
10578 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
10579 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10580 registers for allocnos created from user-defined variables.
10582 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10585 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
10586 of non-integer mode as well.
10588 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
10590 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
10591 for functions for which the parameter types are unknown.
10593 2009-03-11 Jakub Jelinek <jakub@redhat.com>
10596 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
10597 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
10598 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
10599 * config/i386/i386.c (ix86_local_alignment): For
10600 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
10601 long long variables on the stack to avoid dynamic realignment.
10602 Allow the first argument to be a decl rather than type.
10603 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
10605 2009-03-11 Nick Clifton <nickc@redhat.com>
10608 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
10610 Add description to mno-lsim option.
10611 * config/mcore/mcore.h: Remove comment about deprecated m4align
10613 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
10614 * doc/invoke.texi: Add description of mno-lsim and
10615 mstack-increment options.
10617 * config/fr30/fr30.opt: Document the -mno-lsim option.
10618 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
10619 and -mno-lsim options.
10621 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10623 * fold-const.c (fold_comparison): Only call fold_inf_compare
10624 if the mode supports infinities.
10626 2009-03-11 Jason Merrill <jason@redhat.com>
10629 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
10630 end already did. Notice GIMPLE_CALL modifications of the result.
10631 Don't copy debug information from an ignored decl or a decl from
10634 2009-03-10 Richard Guenther <rguenther@suse.de>
10635 Nathan Froyd <froydnj@codesourcery.com>
10637 PR middle-end/37850
10638 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
10639 (__divMODE3): Likewise.
10641 2009-03-09 Jakub Jelinek <jakub@redhat.com>
10643 PR tree-optimization/39394
10644 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
10645 DECL_SIZE_UNIT of variable length FIELD_DECLs.
10647 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10649 * recog.c (verfiy_changes): Disallow renaming of hard regs in
10650 inline asms for register asm ("") declarations.
10652 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
10654 * fold-const.c (fold_unary): Fix comment.
10656 2009-03-07 Jan Hubicka <jh@suse.cz>
10659 * tree-inline.c (setup_one_parameter): Do replacement of const
10660 argument by constant in SSA form.
10662 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10664 PR middle-end/38028
10665 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
10666 determine alignment passed to assign_stack_local.
10667 (assign_parms_unsplit_complex): Likewise.
10668 * except.c (sjlj_build_landing_pads): Likewise.
10670 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10672 PR middle-end/39360
10673 * tree-flow.h (add_referenced_var): Return bool instead of void.
10674 * tree-dfa.c (add_referenced_var): Return result of
10675 referenced_var_check_and_insert call.
10676 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
10677 of referenced_var_check_and_insert.
10680 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
10681 (gen_variable_die): Emit DW_AT_location on abstract static variable's
10682 DIE, don't emit it if abstract origin already has it.
10683 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
10684 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
10686 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10688 * genpreds.c (needs_variable): Fix parentheses at variable name
10690 (write_tm_constrs_h): Indent generated code.
10692 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10694 * doc/extend.texi (Function Attributes): Add documentation
10695 for isr attributes.
10697 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10700 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
10701 take locus from its DECL_SOURCE_LOCATION instead of input_location.
10703 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10705 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
10708 2009-03-05 Jakub Jelinek <jakub@redhat.com>
10711 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
10712 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
10714 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
10716 * config/i386/i386.md (R8_REG, R9_REG): New constants.
10717 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
10718 constants instead of magic numbers.
10719 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10721 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
10722 (x86_64_ms_abi_int_parameter_registers): Ditto.
10723 (x86_64_int_return_registers): Ditto.
10724 (ix86_maybe_switch_abi): Ditto.
10725 (ix86_expand_call): Ditto for clobbered_registers array.
10726 (ix86_hard_regno_mode_ok): Ditto.
10727 (x86_extended_QIreg_mentioned_p): Ditto.
10729 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
10731 PR tree-optimization/39349
10732 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
10734 * combine.c (gen_lowpart_for_combine): Use omode when generating
10737 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
10739 PR rtl-optimization/39235
10740 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
10742 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10744 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
10746 2009-03-04 Richard Guenther <rguenther@suse.de>
10748 PR tree-optimization/39362
10749 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
10750 that occur in abnormal PHIs should be varying.
10752 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10754 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
10756 (simple_iv): Take loop as an argument instead of statement.
10757 * tree-scalar-evolution.h (simple_iv): Declaration changed.
10758 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
10760 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
10762 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
10763 * matrix-reorg.c (analyze_transpose): Ditto.
10764 * tree-data-ref.c (dr_analyze_innermost): Ditto.
10765 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
10766 * tree-predcom.c (ref_at_iteration): Ditto.
10767 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
10769 2009-03-04 Richard Guenther <rguenther@suse.de>
10771 PR tree-optimization/39358
10772 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
10773 escaped_id and callused_id.
10774 (solve_graph): Likewise.
10776 2009-03-04 Richard Guenther <rguenther@suse.de>
10778 PR tree-optimization/39339
10779 * tree-sra.c (try_instantiate_multiple_fields): Make it
10780 no longer ICE on the above.
10782 2009-03-03 Joseph Myers <joseph@codesourcery.com>
10784 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
10785 that fits within Pmode.
10787 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10789 PR middle-end/10109
10790 * tm.texi (LIBCALL_VALUE): Update description.
10792 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10794 PR middle-end/34443
10795 * doc/extend.texi (section): Update description.
10797 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
10799 PR middle-end/39345
10800 * tree-inline.c (remapped_type): New.
10801 (can_be_nonlocal): Call remapped_type instead of remap_type.
10803 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10806 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
10807 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
10809 2009-03-03 Richard Guenther <rguenther@suse.de>
10811 PR middle-end/39272
10812 * tree.c (tree_nonartificial_location): New function.
10813 * tree.h (tree_nonartificial_location): Declare.
10814 * builtins.c (expand_builtin_memory_chk): Provide location
10815 of the call location for artificial function pieces.
10816 (maybe_emit_chk_warning): Likewise.
10817 (maybe_emit_sprintf_chk_warning): Likewise.
10818 (maybe_emit_free_warning): Likewise.
10819 * expr.c (expand_expr_real_1): Likewise.
10821 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10823 PR tree-optimization/39343
10824 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
10825 COMPONENT_REF t has ARRAY_TYPE.
10827 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
10829 PR middle-end/39335
10830 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
10831 when the type precision of the induction variable should be
10832 larger than the type precision of nit.
10833 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
10834 * graphite.c (graphite_loop_normal_form): Same.
10835 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
10837 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10839 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
10840 (*call_1_rex64_ms_sysv): Use named constants instead of magic
10841 numbers to describe clobbered registers.
10842 (*call_value_0_rex64_ms_sysv): Ditto.
10843 * config/i386/mmx.md (mmx_emms): Ditto.
10844 (mmx_femms): Ditto.
10846 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
10848 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
10851 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10853 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
10854 (spu_section_type_flags): New function.
10856 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10858 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
10859 reg_class_contents of FLOAT_REGS into a temporary.
10861 2009-03-02 Richard Guenther <rguenther@suse.de>
10862 Ira Rosen <irar@il.ibm.com>
10864 PR tree-optimization/39318
10865 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
10866 information to the vectorized statement.
10868 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
10870 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
10871 variable. Use defined names instead of magic constants for REX SSE
10874 2009-03-01 Richard Guenther <rguenther@suse.de>
10876 PR tree-optimization/39331
10877 * omp-low.c (lower_send_shared_vars): Do not receive new
10878 values for the reference of DECL_BY_REFERENCE parms or results.
10880 2009-03-01 Jan Hubicka <jh@suse.cz>
10883 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
10884 BLOCK_NONLOCALIZED_VAR): New macros.
10885 (tree_block): Add nonlocalized_vars.
10886 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
10887 gen_decl_die): Add origin argument. Allow generation of die with
10888 origin at hand only.
10889 (gen_member_die, gen_type_die_with_usage, force_decl_die,
10890 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
10892 (gen_block_die): Fix checking for unused blocks.
10893 (process_scope_var): Break out from .... ; work with origins only.
10894 (decls_for_scope) ... here; process nonlocalized list.
10895 (dwarf2out_ignore_block): Look for nonlocalized vars.
10896 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
10898 (dump_scope_block): Dump them.
10899 * tree-inline.c (remap_decls): Handle nonlocalized vars.
10900 (remap_block): Likewise.
10901 (can_be_nonlocal): New predicate.
10902 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
10904 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10906 * configure: Regenerate.
10908 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10910 * optc-gen.awk: No need to duplicate option flags twice.
10911 Reuse help texts for duplicate options which do not have any.
10913 * gcc.c (display_help): Document --version.
10915 * gcc.c (main): If print_help_list and verbose_flag, ensure
10916 driver output comes before subprocess output.
10918 * optc-gen.awk: Assign all remaining fields to help string,
10919 space-separated, for multi-line help in *.opt.
10921 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
10922 -Wno-pedantic-ms-format is for MinGW targets only.
10924 * doc/options.texi (Option file format): Fix bad indentation,
10925 restoring dropped sentence.
10927 2009-02-28 Jan Hubicka <jh@suse.cz>
10929 * tree-inline.c (tree_function_versioning): Output debug info.
10931 2009-02-28 Jan Hubicka <jh@suse.cz>
10934 * tree-inline.c (setup_one_parameter): Do not copy propagate
10935 arguments when not optimizing.
10937 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
10940 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10941 (avx_addsubv4df3): Likewise.
10942 (*avx_addsubv4sf3): Likewise.
10943 (sse3_addsubv4sf3): Likewise.
10944 (*avx_addsubv2df3): Likewise.
10945 (sse3_addsubv2df3): Likewise.
10946 (avx_unpckhps256): Correct item selectors.
10947 (avx_unpcklps256): Likewise.
10948 (avx_unpckhpd256): Likewise.
10949 (avx_unpcklpd256): Likewise.
10951 2009-02-28 Jan Hubicka <jh@suse.cz>
10953 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
10955 (copy_arguments_for_versioning): If var is declared don't declare it.
10956 (tree_function_versioning): First setup substitutions and then copy
10959 2009-02-27 Jan Hubicka <jh@suse.cz>
10962 * cgraph.h (varpool_output_debug_info): Remove.
10963 * cgraphunit.c (varpool_output_debug_info): Remove.
10964 * dwarf2out.c (deferred_locations_struct): New struct
10965 (deferred_locations): New type.
10966 (deferred_locations_list): New static var.
10967 (deffer_location): New function.
10968 (gen_variable_die): Use it.
10969 (decls_for_scope): Output info on local static vars.
10970 (dwarf2out_finish): Process deferred locations.
10971 * varpool.c (varpool_output_debug_info): Remove.
10973 2009-02-27 Jan Hubicka <jh@suse.cz>
10976 * tree.h (TREE_PROTECTED): Fix comment.
10977 (BLOCK_HANDLER_BLOCK): Remove.
10978 (struct tree_block): Remove handler_block add body_block.
10979 (inlined_function_outer_scope_p): New.
10980 (is_body_block): Remove.
10981 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
10982 * dwarf2out.c (is_inlined_entry_point): Remove.
10983 (add_high_low_attributes): Use inlined_function_outer_scope_p.
10984 (gen_block_die): Use is_inlined_entry_point check. Remove body block
10986 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
10987 * gimplify.c (gimplify_expr): Gimplify body blocks.
10988 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
10989 block with multiple subblocks.
10990 (dump_scope_block): Prettier output; dump more flags and info.
10991 (dump_scope_blocks): New.
10992 (remove_unused_locals): Use dump_scope_blocks.
10993 * tree-flow.h (dump_scope_blocks): Declare.
10994 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
10995 * stmt.c (is_body_block): Remove.
10996 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
10997 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
10999 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
11001 PR middle-end/39308
11002 * graphite.c (graphite_loop_normal_form): Do not call
11003 number_of_iterations_exit from a gcc_assert.
11005 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11007 * config/s390/s390.c (s390_swap_cmp): Look for conditional
11008 jumps if COND is NULL.
11009 (find_cond_jump): New function.
11010 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
11011 * config/s390/s390.md: Remove z10_cobra attribute value.
11013 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
11015 * config/alpha/alpha.h (alpha_expand_mov): Return false if
11016 force_const_mem returns NULL_RTX.
11018 2009-02-26 Jan Hubicka <jh@suse.cz>
11021 * cgraph.h (varpool_output_debug_info): Remove.
11022 * cgraphunit.c (varpool_output_debug_info): Remove.
11023 * dwarf2out.c (deferred_locations_struct): New struct
11024 (deferred_locations): New type.
11025 (deferred_locations_list): New static var.
11026 (deffer_location): New function.
11027 (gen_variable_die): Use it.
11028 (decls_for_scope): Output info on local static vars.
11029 (dwarf2out_finish): Process deferred locations.
11030 * varpool.c (varpool_output_debug_info): Remove.
11032 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
11034 PR rtl-optimization/39241
11035 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
11036 to subreg_offset_representable_p.
11038 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11040 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
11041 execute function prototype. Get f and nregs from max_reg_num
11042 and get_insns. Remove the first backward pass as it's dead,
11043 guard the forward pass by flag_expensive_optimizations.
11044 (rest_of_handle_regmove): Delete.
11045 (pass_regmove): Replace it with regmove_optimize.
11047 2009-02-25 Martin Jambor <mjambor@suse.cz>
11049 PR tree-optimization/39259
11050 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
11051 calls_alloca function flags.
11052 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
11053 calls are detected.
11055 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11057 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
11058 flags_set_1_rtx, flags_set_1_set): Delete.
11059 (regmove_optimize): Do not call mark_flags_life_zones.
11061 2009-02-24 Julian Brown <julian@codesourcery.com>
11064 * config/arm/arm.c (require_pic_register): Only set
11065 cfun->machine->pic_reg once per function.
11067 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
11069 * doc/invoke.texi (Link Options): Document an easier way to pass
11070 options that take arguments to the GNU linker using -Xlinker and -Wl.
11072 2009-02-24 Steve Ellcey <sje@cup.hp.com>
11075 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
11077 2009-02-24 Richard Guenther <rguenther@suse.de>
11080 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
11082 2009-02-24 Richard Guenther <rguenther@suse.de>
11083 Zdenek Dvorak <ook@ucw.cz>
11085 PR tree-optimization/39233
11086 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
11087 from converting them to a generic type.
11089 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
11091 PR tree-optimization/39260
11092 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
11093 contains a condition with a real type.
11094 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
11096 2009-02-23 Jason Merrill <jason@redhat.com>
11099 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
11100 narrowing_initializer_constant_valid_p.
11101 (narrowing_initializer_constant_valid_p): Don't return
11102 null_pointer_node for adding a pointer to itself.
11104 2009-02-23 Jan Hubicka <jh@suse.cz>
11107 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
11110 2009-02-23 Jan Hubicka <jh@suse.cz>
11112 PR tree-optimization/37709
11113 * tree.c (block_ultimate_origin): Move here from dwarf2out.
11114 * tree.h (block_ultimate_origin): Declare.
11115 * dwarf2out.c (block_ultimate_origin): Move to tree.c
11116 * tree-ssa-live.c (remove_unused_scope_block_p):
11117 Eliminate blocks containig no instructions nor live variables nor
11119 (dump_scope_block): New function.
11120 (remove_unused_locals): Enable removal of dead blocks by default;
11121 enable dumping at TDF_DETAILS.
11123 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11125 * config/i386/i386.c (classify_argument): Don't allow COImode
11127 (function_arg_advance_32): Don't allow OImode.
11128 (function_arg_32): Likewise.
11129 (function_value_32): Likewise.
11130 (return_in_memory_32): Likewise.
11131 (function_arg_64): Remove OImode comment.
11133 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11136 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11137 ix86_expand_vector_set for V4DImode in 64bit mode only.
11138 (ix86_expand_vector_init_one_var): Likewise.
11140 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
11142 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
11144 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11147 * loop-iv.c: Revert last change.
11148 * emit-rtl.c: Likewise.
11150 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11153 * config/i386/i386.c (type_natural_mode): Remove an extra
11154 space in the warning message.
11155 (function_value_32): Handle 32-byte vector modes.
11156 (return_in_memory_32): Likewise.
11158 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11160 * loop-iv.c (truncate_value): New function.
11161 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
11163 (lowpart_subreg): Move to...
11164 * emit-rtl.c: ...here.
11166 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
11168 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
11169 accidental and undocumented change at revision 140860.
11171 2009-02-21 Joseph Myers <joseph@codesourcery.com>
11173 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
11174 take gimple_seq * arguments.
11175 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
11176 types_compatible_p langhook.
11178 2009-02-20 Mark Mitchell <mark@codesourcery.com>
11179 Joseph Myers <joseph@codesourcery.com>
11181 * config/arm/arm.c (arm_builtin_va_list): New function.
11182 (arm_expand_builtin_va_start): Likewise.
11183 (arm_gimplify_va_arg_expr): Likewise.
11184 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
11185 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
11186 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
11187 (va_list_type): New variable.
11188 (arm_mangle_type): Mangle va_list_type appropriately.
11190 2009-02-20 Jakub Jelinek <jakub@redhat.com>
11192 PR middle-end/39157
11193 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
11194 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
11195 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
11196 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
11197 parameter to 1000 for -O1 by default.
11198 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
11200 * loop-invariant.c: Include params.h.
11201 (move_loop_invariants): Don't call move_single_loop_invariants on
11204 2009-02-20 Jaka Mocnik <jaka@xlab.si>
11206 * calls.c (emit_library_call_value_1): Use slot_offset instead of
11207 offset when calculating bounds for indexing stack_usage_map. Fixes
11208 a buffer overflow with certain target setups.
11210 2009-02-20 Jakub Jelinek <jakub@redhat.com>
11213 * calls.c (expand_call): Clear try_tail_call if caller and callee
11214 disagree in promotion of function return value.
11216 2009-02-19 Jakub Jelinek <jakub@redhat.com>
11219 * c-common.c (c_determine_visibility): If visibility changed and
11220 DECL_RTL has been already set, call make_decl_rtl to update symbol
11223 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
11226 * varasm.c (assemble_variable): Don't check DECL_NAME when
11227 globalizing a variable.
11229 2009-02-19 Joseph Myers <joseph@codesourcery.com>
11232 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
11233 expression before any __builtin_trap call.
11234 * c-typeck.c (build_function_call): Convert and check function
11235 arguments before generating a call to a trap. Evaluate the
11236 function arguments before the trap.
11238 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
11241 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
11242 (UNSPEC_FXAM_MEM): New unspec.
11243 (fxam<mode>2_i387_with_temp): New insn and split pattern.
11244 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
11245 memory using fxam<mode>2_i387_with_temp to remove excess precision.
11247 2009-02-19 Richard Guenther <rguenther@suse.de>
11249 PR tree-optimization/39207
11250 PR tree-optimization/39074
11251 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
11252 storedanything_tree): New.
11253 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
11254 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
11255 (build_succ_graph): Add edges from STOREDANYTHING to all
11257 (init_base_vars): Initialize STOREDANYTHING.
11258 (compute_points_to_sets): Free substitution info after
11259 building the succ graph.
11260 (ipa_pta_execute): Likewise.
11262 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
11264 (do_ds_constraint): Do not add to special var or non-pointer
11266 (type_could_have_pointers): Split out from ...
11267 (could_have_pointers): ... here. For arrays use the element type.
11268 (create_variable_info_for): Initialize may_have_pointers.
11269 (new_var_info): Likewise.
11270 (handle_lhs_call): Make the HEAP variable unknown-sized.
11271 (intra_create_variable_infos): Use a type with pointers for
11272 PARM_NOALIAS, make it unknown-sized.
11274 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
11277 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
11279 2009-02-18 Jason Merrill <jason@redhat.com>
11282 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
11283 value if DECL_EXTERNAL.
11284 * tree-sra.c (sra_walk_gimple_assign): Likewise.
11285 * target.h (gcc_target::binds_local_p): Clarify "module".
11286 * tree.h (TREE_PUBLIC): Clarify "module".
11288 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
11291 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
11292 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
11294 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
11297 * c.opt (Wabi): Support C and ObjC.
11300 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
11302 * config/i386/i386.c (classify_argument): Warn once about the ABI
11303 change when passing union with long double.
11305 * doc/invoke.texi: Update -Wabi for warning psABI changes.
11307 2009-02-18 Joseph Myers <joseph@codesourcery.com>
11310 * c-parser.c (c_parser_compound_statement): Always enter and leave
11313 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11316 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
11318 2009-02-18 Jakub Jelinek <jakub@redhat.com>
11320 PR tree-optimization/36922
11321 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
11322 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
11325 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11327 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
11330 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11332 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
11334 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11336 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
11339 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
11340 Richard Sandiford <rdsandiford@googlemail.com>
11342 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
11343 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
11344 (loongson_biadd): ...this.
11346 2009-02-17 Richard Guenther <rguenther@suse.de>
11348 PR tree-optimization/39202
11349 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
11350 a var make sure to follow existing collapses.
11352 2009-02-17 Richard Guenther <rguenther@suse.de>
11354 PR middle-end/39214
11355 * langhooks.c (lhd_print_error_function): Check for NULL block.
11357 2009-02-17 Richard Guenther <rguenther@suse.de>
11359 PR tree-optimization/39204
11360 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
11363 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
11365 * config/soft-fp/double.h: Update from glibc CVS.
11367 2009-02-17 Richard Guenther <rguenther@suse.de>
11369 PR tree-optimization/39207
11370 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
11371 strict-aliasing warnings for pointers pointing to NULL.
11373 2009-02-16 Joseph Myers <joseph@codesourcery.com>
11376 * c-parser.c (c_parser_braced_init): Call pop_init_level when
11377 skipping until next close brace.
11379 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
11382 * config/i386/i386.c (ix86_expand_push): Set memory alignment
11383 to function argument boundary.
11385 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11387 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
11388 in the lea_add. Reload eventually constraints it properly.
11389 * config/picochip/constraints.md: Remove the target constraint
11390 "b", since it is not needed anymore.
11392 2009-02-16 Jakub Jelinek <jakub@redhat.com>
11394 * gthr-dce.h: Uglify function parameter and local variable names.
11395 * gthr-gnat.h: Likewise.
11396 * gthr-mipssde.h: Likewise.
11397 * gthr-nks.h: Likewise.
11398 * gthr-posix95.h: Likewise.
11399 * gthr-posix.h: Likewise.
11400 * gthr-rtems.h: Likewise.
11401 * gthr-single.h: Likewise.
11402 * gthr-solaris.h: Likewise.
11403 * gthr-tpf.h: Likewise.
11404 * gthr-vxworks.h: Likewise.
11405 * gthr-win32.h: Likewise.
11407 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
11410 * config/i386/i386.md: Restrict the new peephole2 to move
11411 between MMX/SSE registers.
11413 2009-02-15 Richard Guenther <rguenther@suse.de>
11416 2009-02-13 Richard Guenther <rguenther@suse.de>
11418 * configure.ac: Enable LFS.
11419 * configure: Re-generate.
11420 * config.in: Likewise.
11422 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11424 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
11425 spu_srqwbyte, spu_srqwbytebc): Define.
11426 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
11427 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
11428 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
11429 "shrqby_<mode>"): New insn-and-split patterns.
11430 * config/spu/spu.c (expand_builtin_args): Determine and return
11431 number of operands using spu_builtin_description data.
11432 (spu_expand_builtin_1): Use it.
11434 2009-02-13 Steve Ellcey <sje@cup.hp.com>
11437 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
11440 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11443 * config/i386/i386.c (override_options): Correct warning
11444 messages for -malign-loops, -malign-jumps and -malign-functions.
11446 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11449 * config/i386/i386.md: Restrict the new peephole2 to move
11450 between the general purpose registers.
11452 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11455 * config/i386/i386.c (type_natural_mode): Add a new argument.
11456 Return the original mode and warn ABI change if vector size is 32byte.
11457 (function_arg_advance): Updated.
11458 (function_arg): Likewise.
11459 (ix86_function_value): Likewise.
11460 (ix86_return_in_memory): Likewise.
11461 (ix86_sol10_return_in_memory): Likewise.
11462 (ix86_gimplify_va_arg): Likewise.
11463 (function_arg_32): Don't warn ABX ABI change here.
11464 (function_arg_64): Likewise.
11466 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
11468 * loop-iv.c (implies_p): In the final case, test that operands 0
11469 of the two comparisons match.
11471 * config/bfin/bfin.c (find_prev_insn_start): New function.
11472 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
11473 (find_next_insn_start): Move.
11475 2009-02-13 Richard Guenther <rguenther@suse.de>
11477 * configure.ac: Enable LFS.
11478 * configure: Re-generate.
11479 * config.in: Likewise.
11481 2009-02-13 Joseph Myers <joseph@codesourcery.com>
11484 * c-parser.c (c_parser_parms_list_declarator): Discard pending
11485 sizes on syntax error after some arguments have been parsed.
11487 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11489 * doc/invoke.texi (-fira): Remove.
11491 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11493 * caller-save.c: Replace regclass.c with reginfo.c in comments.
11494 * recog.c: Likewise.
11497 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
11499 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
11500 (umul_ppmm): Likewise.
11501 (count_leading_zeros): Likewise.
11502 (count_trailing_zeros): Likewise.
11503 (UMUL_TIME): Likewise.
11505 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11507 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
11508 soft-fp/t-softfp to tmake_file.
11510 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
11511 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
11512 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
11513 IA64_BUILTIN_INFQ]: New.
11514 (ia64_init_builtins): Initialize __builtin_infq,
11515 __builtin_fabsq and __builtin_copysignq if not HPUX.
11516 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
11517 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
11519 * config/ia64/lib1funcs.asm (__divtf3): Define only if
11521 (__fixtfti): Likewise.
11522 (__fixunstfti): Likewise.
11523 (__floattitf): Likewise.
11525 * config/ia64/libgcc-glibc.ver: New.
11526 * config/ia64/t-fprules-softfp: Likewise.
11527 * config/ia64/sfp-machine.h: Likewise.
11529 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
11530 (LIBGCC2_TF_CEXT): Likewise.
11531 (TF_SIZE): Likewise.
11532 (TARGET_INIT_LIBFUNCS): Likewise.
11534 * config/ia64/t-glibc (SHLINB_MAPFILES):
11535 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
11537 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11539 * config/i386/i386.c (construct_container): Rewrite processing
11540 BLKmode with X86_64_SSE_CLASS.
11542 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
11545 * config/i386/i386.md: Replace simplify_replace_rtx with
11546 replace_rtx in the new peephole2.
11548 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
11550 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
11551 loop unrolling do not happen at -O2.
11553 2009-02-12 Michael Matz <matz@suse.de>
11555 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
11557 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11559 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
11562 2009-02-12 Ben Elliston <bje@au.ibm.com>
11564 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
11565 patterns when updating the back chain. Missed in the 2009-02-10
11568 2009-02-11 Janis Johnson <janis187@us.ibm.com>
11570 * doc/extend.texi (Decimal Floating Types): Update identifier of
11571 draft TR and list of missing support.
11573 2009-02-11 Jakub Jelinek <jakub@redhat.com>
11575 PR middle-end/39154
11576 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
11577 bit to variable length decl's flags, add it also to its
11578 pointer replacement variable.
11580 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
11581 Jakub Jelinek <jakub@redhat.com>
11584 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
11585 (memory_blockage): New expander.
11586 (*memory_blockage): New insn pattern.
11587 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
11588 instead of general blockage at the end of function prologue when
11589 frame pointer is used to access red zone area. Do not emit blockage
11590 when profiling, it is emitted in generic code.
11591 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
11592 function epilogue when frame pointer is used to access red zone area.
11594 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
11597 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
11598 by arithmetic with memory operands.
11599 * config/i386/predicates.md (commutative_operator): New.
11601 2009-02-10 Janis Johnson <janis187@us.ibm.com>
11603 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
11606 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
11608 * alias.h (record_alias_subset): Declare.
11609 * alias.c (record_alias_subset): Make global.
11611 2009-02-10 Nick Clifton <nickc@redhat.com>
11613 * tree-parloops.c: Change license to GPLv3.
11614 * ipa-struct-reorg.c: Change license to GPLv3.
11615 * ipa-struct-reorg.h: Change license to GPLv3.
11617 2009-02-10 Steve Ellcey <sje@cup.hp.com>
11620 * c-decl.c (start_struct): Return NULL on error.
11622 2009-02-10 Jakub Jelinek <jakub@redhat.com>
11624 PR middle-end/39124
11625 * cfgloopmanip.c (remove_path): Call remove_bbs after
11626 cancel_loop_tree, not before it.
11629 * function.h (struct function): Add has_local_explicit_reg_vars bit.
11630 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
11631 VAR_DECLs were seen.
11632 * tree-ssa-live.c (remove_unused_locals): Recompute
11633 cfun->has_local_explicit_reg_vars.
11634 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
11635 copies or clearings if cfun->has_local_explicit_reg_vars.
11637 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
11640 * config/i386/i386.c (expand_prologue): Emit blockage at the end
11641 of function prologue when frame pointer is used to access
11644 2009-02-10 Richard Guenther <rguenther@suse.de>
11646 PR middle-end/39127
11647 * gimplify.c (gimple_regimplify_operands): Always look if
11648 we need to create a temporary.
11650 2009-02-10 Richard Guenther <rguenther@suse.de>
11652 PR tree-optimization/39132
11653 * tree-loop-distribution.c (todo): New global var.
11654 (generate_memset_zero): Trigger TODO_rebuild_alias.
11655 (tree_loop_distribution): Return todo.
11657 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
11660 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
11661 (x86_64_reg_class_name): Removed.
11662 (classify_argument): Return 0 if bytes > 32. Return 0 if the
11663 first one isn't X86_64_SSE_CLASS or any other ones aren't
11664 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
11665 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
11666 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
11667 and 3 X86_64_SSEUP_CLASS.
11668 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
11669 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
11671 2009-02-10 Ben Elliston <bje@au.ibm.com>
11673 * config/rs6000/rs6000.md (allocate_stack): Always use an update
11674 form instruction to update the stack back chain word, even if the
11675 user has disabled the generation of update instructions.
11676 (movdi_<mode>_update_stack): New.
11677 (movsi_update_stack): Likewise.
11678 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
11679 always use an update form instruction to update the stack back
11682 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
11684 PR middle-end/38953
11685 * graphite.c (if_region_set_false_region): After moving a region in
11686 the false branch of a condition, remove the empty dummy basic block.
11687 (gloog): Remove wrong fix for PR38953.
11689 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11691 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
11692 generation due to implicit sign extension.
11694 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
11696 PR middle-end/38981
11697 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
11698 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
11700 2009-02-09 Richard Guenther <rguenther@suse.de>
11702 PR middle-end/35202
11703 * convert.c (convert_to_real): Disable (float)fn((double)x)
11704 to fnf(x) conversion if errno differences may occur and
11705 -fmath-errno is set.
11707 2009-02-07 Anatoly Sokolov <aesok@post.ru>
11709 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
11710 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11711 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11713 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11716 * c-common.c (handle_alias_attribute): Disallow attribute for
11717 anything not a FUNCTION_DECL or VAR_DECL.
11719 2009-02-06 Janis Johnson <janis187@us.ibm.com>
11722 * real.c (do_compare): Special-case compare of zero against
11723 decimal float value.
11725 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11728 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
11729 as indicating flexible array members unless the field itself is
11730 being declarared as the incomplete array.
11732 2009-02-06 Jan Hubicka <jh@suse.cz>
11734 PR tree-optimization/38844
11735 * ipa-inline.c (try_inline): Stop inlining recursion when edge
11736 is already inlined.
11738 2009-02-06 Richard Guenther <rguenther@suse.de>
11740 PR middle-end/38977
11741 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
11742 fork because we may expand it as __gcov_fork.
11744 2009-02-06 Nick Clifton <nickc@redhat.com>
11746 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
11748 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
11750 PR tree-optimization/35659
11751 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
11752 vn_phi_eq): Shortcut if hashcode does not match.
11753 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
11755 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
11756 and avoid iterative_hash_expr.
11757 (FOR_EACH_VALUE_ID_IN_SET): New.
11758 (value_id_compare): Remove.
11759 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
11760 sort expressions by value id.
11762 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
11765 * config/sh/predicates.md (general_movsrc_operand): Don't check
11766 the subreg of system registers here.
11768 2009-02-05 Jakub Jelinek <jakub@redhat.com>
11771 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
11772 on the copied decl.
11774 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
11776 PR rtl-optimization/39110
11777 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
11778 addresses, not aligned ones.
11780 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
11781 Richard Guenther <rguenther@suse.de>
11783 PR tree-optimization/39100
11784 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
11785 comment says and add edges.
11787 2009-02-05 Joseph Myers <joseph@codesourcery.com>
11790 * c-common.c (handle_tls_model_attribute): Ignore attribute for
11791 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
11793 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
11795 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
11796 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
11797 register_bb_in_sese, new_sese, free_sese): Moved.
11798 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
11799 outermost_loop_in_scop, build_scop_iteration_domain,
11800 expand_scalar_variables_ssa_name, get_vdef_before_scop,
11801 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
11802 Use loop_in_sese_p instead of loop_in_scop_p.
11803 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
11804 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
11805 (scopdet_basic_block_info): Fix bug in scop detection.
11806 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
11807 eq_loop_to_cloog_loop): Remove.
11808 (nb_loops_around_loop_in_scop, nb_loop
11809 ref_nb_loops): Moved here...
11810 * graphite.h (ref_nb_loops): ... from here.
11811 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
11812 (loop_domain_dim, loop_iteration_vector_dim): Remove.
11813 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
11814 * testsuite/gcc.dg/graphite/scop-19.c: New
11816 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
11817 Hans-Peter Nilsson <hp@axis.com>
11819 PR rtl-optimization/37889
11820 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
11821 Move offset handling from PLUS to before the switch. Use new
11822 arguments when considering SYMBOL_REFs too.
11823 (rtx_addr_can_trap_p): Pass dummy offset and size.
11824 (enum may_trap_p_flags): Remove.
11825 (may_trap_p_1): Pass size from MEM_SIZE.
11827 PR rtl-optimization/38921
11828 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
11829 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
11830 * rtlanal.c (may_trap_after_code_motion_p): Delete.
11831 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
11833 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
11835 AVX Programming Reference (January, 2009)
11836 * config/i386/sse.md (*vpclmulqdq): New.
11838 2009-02-04 Jakub Jelinek <jakub@redhat.com>
11840 PR tree-optimization/38977
11841 PR gcov-profile/38292
11842 * calls.c (special_function_p): Disregard __builtin_ prefix.
11844 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
11846 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
11847 non-indexable addresses even before reload.
11849 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11852 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
11853 as having variable size. Do not give an error for unnamed
11854 parameters with [*] declarators. Give a warning for type names
11855 with [*] declarators and mark them as variable size.
11856 * c-parser.c (c_parser_sizeof_expression): Do not give an error
11857 for sizeof applied to [*] type names.
11859 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11862 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
11864 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11866 * gcc.c (process_command): Update copyright notice dates.
11867 * gcov.c (print_version): Likewise.
11868 * gcov-dump.c (print_version): Likewise.
11869 * mips-tfile.c (main): Likewise.
11870 * mips-tdump.c (main): Likewise.
11872 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11875 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
11876 for composite type involving a zero-length array type.
11878 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11881 * function.c (match_asm_constraints_1): Skip over
11882 initial optional % in the constraint.
11884 PR inline-asm/39059
11885 * c-parser.c (c_parser_postfix_expression): If fixed point is not
11886 supported, don't accept FIXED_CSTs.
11887 * c-decl.c (finish_declspecs): Error if fixed point is not supported
11888 and _Sat is used without _Fract/_Accum. Set specs->type to
11889 integer_type_node for cts_fract/cts_accum if fixed point is not
11892 2009-02-02 Catherine Moore <clm@codesourcery.com>
11894 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
11896 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
11898 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
11899 (ABI_HAS_64BIT_SYMBOLS): Use it.
11900 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
11902 2009-02-02 Paul Brook <paul@codesourcery.com>
11904 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
11906 2009-02-02 Jakub Jelinek <jakub@redhat.com>
11908 PR inline-asm/39058
11909 * recog.h (asm_operand_ok): Add constraints argument.
11910 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
11911 recurse on matching constraint.
11912 (check_asm_operands): Pass constraints as 3rd argument to
11913 asm_operand_ok. Don't look up matching constraint here.
11914 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
11917 2009-02-02 Ben Elliston <bje@au.ibm.com>
11919 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
11920 TARGET_NARROW_VOLATILE_BITFIELD macro names.
11922 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11924 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
11925 information. Remove some obsolete information. Reorganize.
11927 * config/pa/fptr.c: Revert license to GPL 2.
11928 * config/pa/milli64.S: Likewise.
11930 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11933 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
11934 LIBRARY name in, instead of hard-coding it.
11935 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
11936 extra target make frag to tmake_files according to EH model.
11937 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
11938 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
11939 frags that define makefile variable EH_MODEL appropriately.
11940 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
11941 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
11942 to "-sjlj" according to type of EH configured.
11943 (LIBGCC_SONAME): Concatenate it to shared library base name.
11944 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
11945 to "_sjlj" according to type of EH configured.
11946 (LIBGCC_SONAME): Concatenate it to shared library base name.
11947 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
11948 (SHLIB_LINK): Add missing semicolon to if-else construct.
11949 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11950 string value of "pe_dll" command-line option.
11951 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
11952 (SHLIB_SONAME): Use it when overriding t-cygming default.
11953 (SHLIB_IMPLIB): Override t-cygming default.
11954 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11955 string value of "pe_dll" command-line option.
11957 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11960 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
11961 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
11963 2009-01-31 Richard Guenther <rguenther@suse.de>
11965 PR tree-optimization/38937
11966 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
11967 computing the transitive closure.
11969 2009-01-30 Richard Guenther <rguenther@suse.de>
11971 PR tree-optimization/39041
11972 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11973 Propagate variable indices only if the types match for this stmt.
11975 2009-01-30 Jakub Jelinek <jakub@redhat.com>
11978 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
11979 inline but never defined.
11981 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
11983 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
11984 (*insv_h_di_reg_extimm): New insn.
11985 (*insv_l<mode>_reg_extimm): New insn.
11987 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11989 * config/picochip/picochip.c (flag_conserve_stack): set
11990 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
11991 fconserve-stack. Reduce call-overhead used by inliner.
11993 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11996 * common.opt (flag_conserve_stack): Initialised to zero.
11998 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
12001 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
12002 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
12005 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
12007 * ira-color.c (allocno_reload_assign): Update comments.
12008 * regmove.c (regmove_optimize): Likewise.
12012 2009-01-29 Robert Millan <rmh@aybabtu.com>
12014 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
12015 * config/i386/kopensolaris-gnu.h: New file. Undefine
12016 `MD_UNWIND_SUPPORT'.
12017 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
12019 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
12021 PR tree-optimization/39007
12022 * tree-loop-distribution.c (generate_builtin): Use
12023 recompute_dominator to compute the immediate dominator of the
12024 basic block just after the loop.
12026 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12028 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
12029 (ASM_OUTPUT_DWARF_PCREL): Define.
12031 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
12033 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
12034 * doc/passes.texi: Remove entries about regclass, local-alloc, and
12035 global. Modify entries about regmove and IRA.
12037 * ra-conflict.c: Remove the file.
12039 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
12041 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
12042 (pass_regclass_init): Rename to pass_reginfo_init.
12044 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
12046 * toplev.h (flag_ira): Remove.
12048 * caller-save.c (setup_save_areas): Remove flag_ira.
12050 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
12052 * global.c: Remove the file.
12054 * opts.c (decode_options): Remove flag_ira.
12056 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
12058 * regmove.c: Modify file description.
12059 (find_use_as_address, try_auto_increment): Define them only if
12060 AUTO_INC_DEC is defined.
12061 (replacement_quality, replace_in_call_usage, fixup_match_1,
12062 stable_and_no_regs_but_for_p): Remove.
12063 (reg_set_in_bb): Make it static.
12064 (regmove_optimize): Remove flag_ira and code which worked for
12067 * local-alloc.c: Remove the file.
12069 * common.opt (fira): Remove.
12071 * ira.c: Include except.h.
12072 (eliminable_regset): Move from global.c.
12073 (mark_elimination): Ditto. Remove flag_ira.
12074 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
12075 equiv_mem_modified, validate_equiv_mem_from_store,
12076 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
12077 contains_replace_regs, memref_referenced_p, memref_used_between_p,
12078 no_equiv, recorded_label_ref): Move from local-alloc.c.
12079 (update_equiv_regs): Ditto. Make it static.
12080 (print_insn_chain, print_insn_chains): Move it from global.c.
12081 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
12082 (build_insn_chain): Ditto. Make it static.
12083 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
12084 Rename to init_live_subregs.
12085 (gate_ira): Remove flag_ira.
12087 * regclass.c: Rename reginfo.c. Change file description.
12088 (FORBIDDEN_INC_DEC_CLASSES): Remove.
12089 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
12090 (init_reg_sets_1): Remove code for evaluation of
12091 reg_class_superclasses and losing_caller_save_reg_set.
12092 (init_regs): Remove init_reg_autoinc.
12093 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
12094 ok_for_base_p_nonstrict): Remove.
12095 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
12096 (pass_regclass_init): Rename to pass_reginfo_init. Modify
12097 corresponding entries.
12098 (dump_regclass, record_operand_costs, scan_one_insn,
12099 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
12100 record_address_regs, auto_inc_dec_reg_p): Remove.
12101 (gt-regclass.h): Rename to gt-reginfo.h.
12103 * rtl.h (dump_global_regs, retry_global_alloc,
12104 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
12106 * Makefile.in (RA_H): Remove.
12107 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
12108 Rename regclass.o to reginfo.o.
12109 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
12111 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
12112 (GTFILES): Rename regclass.c to reginfo.c.
12114 * passes.c (init_optimization_passes): Remove pass_local_alloc and
12115 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
12117 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
12118 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
12120 (finish_spills): Ditto. Remove code for !flag_ira.
12122 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
12124 PR middle-end/35854
12125 * doc/invoke.texi (rtl debug options): Complete rewrite.
12126 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
12128 * mode-switching.c (pass_mode_switching): Rename pass from
12129 "mode-sw" to "mode_sw".
12130 * except.c (pass_convert_to_eh_ranges): Rename pass from
12131 "eh-ranges" to "eh_ranges".
12132 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
12136 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
12137 Alexander Monakov <amonakov@ispras.ru>
12139 PR middle-end/38857
12140 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
12142 (move_exprs_to_boundary): Change return type and pass through
12143 should_move from move_op. Relax assert. Update usage ...
12144 (schedule_expr_on_boundary): ... here. Use should_move instead of
12146 (move_op_orig_expr_found): Indicate that insn was disconnected from
12148 (code_motion_process_successors): Do not call after_merge_succs
12149 callback if original expression was not found when traversing any of
12151 (code_motion_path_driver): Change return type. Update prototype.
12152 (move_op): Update comment. Add a new parameter (should_move). Update
12153 prototype. Set *should_move based on indication provided by
12154 move_op_orig_expr_found.
12156 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
12158 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
12159 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
12160 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
12161 * config/rs6000/rs6000.c (rs6000_override_options): Default
12162 avoid-indexed-addresses on for Power6, off for everything else.
12163 (avoiding_indexed_address_p): New function.
12164 (rs6000_legitimize_address): Use it.
12165 (rs6000_legitimate_address): Likewise.
12166 * config/rs6000/rs6000.md (movXX_updateX): Likewise
12168 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
12170 PR tree-optimization/38997
12171 * tree-loop-distribution.c (generate_memset_zero): Use
12172 POINTER_PLUS_EXPR for a pointer addition.
12174 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
12176 * config/s390/s390.md (bswap<mode>2): New pattern added.
12178 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12180 * config/s390/s390.md (*tls_load_31): Added type attribute.
12182 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12184 * config/s390/s390.md: Fix a few comments.
12186 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12188 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
12189 (*tm<mode>_full): Fixed z10prop attribute.
12190 (*tst<mode>_extimm): Fixed z10prop attribute.
12191 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
12192 (*tstqiCCT_cconly): Fixed z10prop attribute.
12193 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
12194 (*movsi_larl): Fixed z10prop attribute.
12195 (*movsi_zarch): Fixed z10prop attribute.
12196 (*movsi_eas): Fixed z10prop attribute.
12197 (*movhi): Fixed z10prop attribute.
12198 (*movqi): Fixed z10prop attribute.
12199 (*movstrictqi): Fixed z10prop attribute.
12200 (*mov<mode>): Fixed z10prop attribute.
12201 (*movcc): Fixed z10prop attribute.
12202 (*sethighpartdi_64): Fixed z10prop attribute.
12203 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
12204 (*negdi2_sign_cc): Fixed z10prop attribute.
12205 (*negdi2_sign): Fixed z10prop attribute.
12206 (*absdi2_sign_cc): Fixed z10prop attribute.
12207 (*absdi2_sign): Fixed z10prop attribute.
12208 (*negabsdi2_sign_cc): Fixed z10prop attribute.
12209 (*negabsdi2_sign): Fixed z10prop attribute.
12210 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
12211 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
12212 (doloop_si64): Fixed z10prop attribute.
12213 (doloop_si31): Fixed z10prop attribute.
12214 (doloop_long): Fixed z10prop attribute.
12215 (indirect_jump): Fixed z10prop attribute.
12216 (nop): Fixed z10prop attribute.
12217 (main_base_64): Fixed z10prop attribute.
12218 (reload_base_64): Fixed z10prop attribute.
12220 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12222 PR rtl-optimization/38740
12223 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
12225 * config/mips/mips.c (mips_reorg): Likewise.
12227 2009-01-28 Richard Guenther <rguenther@suse.de>
12229 PR tree-optimization/38926
12230 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
12231 with the correct value id to a value.
12232 (do_regular_insertion): Use the value number of edoubleprime
12233 for the value number of the expr.
12236 2008-08-21 Richard Guenther <rguenther@suse.de>
12238 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
12239 a PHI ask VN if it is already available.
12240 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
12241 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
12243 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12245 PR middle-end/38934
12246 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
12247 set to varying whenever max has TREE_OVERFLOW set, similarly
12248 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
12250 2009-01-28 Richard Guenther <rguenther@suse.de>
12252 PR middle-end/38908
12253 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
12254 uninitialized aggregate uses in call arguments.
12256 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
12258 PR tree-optimization/38984
12259 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
12260 the nothing_id variable if -fno-delete-null-pointer-checks.
12262 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
12265 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
12266 (set_got_offset_rex64): Ditto.
12268 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
12271 * doc/extend.texi: Improve local variable with asm reg.
12273 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
12275 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
12276 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
12277 was not supplied then set warn_packed_bitfield_compat to the
12278 default value of 1.
12279 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
12282 2009-01-27 Richard Guenther <rguenther@suse.de>
12284 PR tree-optimization/38503
12285 * cfgexpand.c (expand_gimple_basic_block): Ignore
12286 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
12287 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
12288 variables that cannot have TBAA applied.
12289 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
12292 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
12294 PR middle-end/38969
12295 * calls.c (initialize_argument_information): Do not wrap complex
12296 arguments in SAVE_EXPR.
12298 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
12300 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
12301 (INSTALL_LIBGCC): Revert typo commit.
12303 2009-01-26 Richard Guenther <rguenther@suse.de>
12305 PR tree-optimization/38745
12306 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
12307 from special handling.
12309 2009-01-26 Richard Guenther <rguenther@suse.de>
12311 PR tree-optimization/38745
12312 * tree-ssa.c (execute_update_addresses_taken): Do not include
12313 variables that cannot possibly be a register in not_reg_needs.
12314 Do not clear TREE_ADDRESSABLE on vars that may not become
12316 * tree-ssa.c (update_alias_info_1): Include those in the set
12317 of addressable vars.
12319 2009-01-26 Richard Guenther <rguenther@suse.de>
12321 PR middle-end/38851
12322 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
12323 * tree-ssa-dse.c: Include langhooks.h
12324 (execute_simple_dse): Remove stores with zero size.
12326 2009-01-24 Jakub Jelinek <jakub@redhat.com>
12329 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
12332 2009-01-24 Julian Brown <julian@codesourcery.com>
12334 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
12335 config/arm/linux-atomic.c.
12336 * config/arm/linux-atomic.c: New.
12338 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
12340 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
12341 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
12342 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
12344 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
12347 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
12350 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
12352 PR tree-optimization/38953
12353 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
12354 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
12355 (gloog): Split the exit of the scop when the scop exit is a loop exit.
12356 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
12359 2009-01-24 Paul Brook <paul@codesourcery.com>
12361 * config/arm/neon.md (neon_type): Move to arm.md.
12362 (neon_mov<VSTRUCT>): Add neon_type attribute.
12363 * config/arm/arm.md (neon_type): Move to here.
12364 (conds): Add "unconditioal" and use as default for NEON insns.
12366 2009-01-24 Ben Elliston <bje@au.ibm.com>
12368 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
12369 void *' warning from -Wc++-compat.
12370 * Makefile.in (dominance.o-warn): Remove.
12372 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
12374 PR tree-optimization/38932
12375 * fold-const.c (fold_unary_ignore_overflow): New.
12376 * tree.h (fold_unary_ignore_overflow): Declare.
12377 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
12378 * tree-ssa-sccvn.c (visit_reference_op_load,
12379 simplify_unary_expression): Likewise.
12381 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
12383 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
12384 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
12385 regardless of their type.
12386 * c-common.c (handle_packed_attribute): Don't ignore packed on
12388 * c.opt (Wpacked-bitfield-compat): New warning option.
12389 * stor-layout.c (place_field): Warn if offset of a field changed.
12390 * doc/extend.texi (packed): Mention the ABI change.
12391 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
12392 (Warning Options): Add it to the list.
12394 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
12396 * c-opts.c (c_common_post_options): Fix a typo in comments.
12398 2009-01-22 Steve Ellcey <sje@cup.hp.com>
12400 PR middle-end/38615
12401 * gimplify.c (gimplify_init_constructor): Fix promotion of const
12402 variables to static.
12403 * doc/invoke.texi (-fmerge-all-constants): Update description.
12405 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
12408 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
12409 (*movdi_1_rex64): Use type "mmx" for alternative 5.
12411 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
12413 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
12415 (LOCAL_ALIGNMENT): Similarly.
12417 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12418 Joseph Myers <joseph@codesourcery.com>
12420 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
12421 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
12422 * config/arm/arm-tune.md: Regenerate.
12423 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
12426 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12428 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
12429 version number to five.
12431 2009-01-22 Dodji Seketeli <dodji@redhat.com>
12434 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
12435 * c-common.c (set_underlying_type): Likewise.
12436 (is_typedef_decl ): Likewise
12438 (set_underlying_type): Likewise.
12439 (is_typedef_type): Likewise.
12441 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
12443 PR middle-end/38587
12444 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
12447 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
12450 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
12451 (LIBGCC_SPEC): Don't define.
12452 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
12454 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
12456 PR rtl-optimization/38879
12457 * alias.c (base_alias_check): Unaligned access via AND address can
12458 alias all surrounding object types except those with sizes equal
12459 or wider than the size of unaligned access.
12461 2009-01-21 Dodji Seketeli <dodji@redhat.com>
12464 * c-decl.c (clone_underlying_type): Move this ...
12465 * c-common.c (set_underlying_type): ... here.
12466 Also, make sure the function properly sets TYPE_STUB_DECL() on
12467 the newly created typedef variant type.
12468 (is_typedef_decl ): New entry point.
12469 * tree.h: Added a new member member_types_needing_access_check to
12470 struct tree_decl_non_common.
12471 (set_underlying_type): New entry point.
12472 (is_typedef_type): Likewise.
12474 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
12476 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
12477 Check whether two instructions have memory references that
12478 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
12479 are helper functions for traversing.
12480 * alias.h (insn_alias_sets_confilict_p): New prototypes.
12481 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
12482 not to draw dependency edge for instructions with non-conflicting
12485 2009-01-20 Joseph Myers <joseph@codesourcery.com>
12488 * longlong.h: Update copyright years. Use soft-fp license notice.
12489 Sync __clz_tab declaration with glibc.
12491 2009-01-20 Steve Ellcey <sje@cup.hp.com>
12494 * doc/extend.texi (syscall_linkage): New.
12495 (version_id): Modify.
12497 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12498 Richard Guenther <rguenther@suse.de>
12500 PR tree-optimization/38747
12501 PR tree-optimization/38748
12502 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
12503 conversion if the base address is an indirect reference and the
12504 aliasing sets could cause issues.
12506 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12508 * common.opt (fgraphite, fgraphite-identity): Add comment for
12509 explaining why these options are not documented.
12511 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12513 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
12514 gimple_call_lhs is NULL.
12516 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
12519 * emit-rtl.c (adjust_address_1): Make sure memref is never
12522 2009-01-20 Ben Elliston <bje@au.ibm.com>
12524 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12525 const qualifier from arg parameter. Remove unnecessary cast to char *.
12526 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12527 const qualifier from arg 2.
12529 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
12531 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
12533 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
12536 * rtl.h (reinit_regs): New prototype.
12537 * regclass.c: Include ira.h.
12538 (reinit_regs): New.
12539 * Makefile.in (regclass.o): Add ira.h.
12540 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
12542 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
12545 * c-common.c (handle_aligned_attribute): Use
12546 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
12547 default alignment value.
12549 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
12551 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
12552 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
12554 * doc/extend.texi: Update __attribute__ ((aligned)). Document
12555 __BIGGEST_ALIGNMENT__.
12557 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
12559 2009-01-18 Richard Guenther <rguenther@suse.de>
12561 PR tree-optimization/38819
12562 * tree-flow.h (operation_could_trap_helper_p): Declare.
12563 * tree-eh.c (operation_could_trap_helper_p): Export.
12564 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
12565 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
12566 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
12567 are about to insert a possibly trapping instruction and fail
12570 2009-01-18 Andreas Schwab <schwab@suse.de>
12572 * doc/install.texi (Configuration): Remove obsolete paragraph
12573 about use of --with-gnu-ld with --with-gnu-as.
12575 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
12577 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
12578 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
12579 Follow spelling conventions.
12581 2009-01-18 Ben Elliston <bje@au.ibm.com>
12583 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
12584 C++ warning about implicit conversion from void * to struct
12586 (bitmap_obstack_free): Likewise for bitmap_element *.
12587 * Makefile.in (bitmap.o-warn): Remove.
12589 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
12591 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
12593 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
12594 Tobias Grosser <tobi.grosser@amd.com>
12596 * graphite.c (graphite_trans_scop_block): Do not block single
12599 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
12601 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
12602 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
12603 test with assertion.
12605 2009-01-16 Richard Guenther <rguenther@suse.de>
12607 PR tree-optimization/38835
12608 PR middle-end/36227
12609 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
12610 and INT + PTR -> (INT)(PTR p+ INT) folding.
12611 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
12613 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
12616 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
12617 the subreg from a lowpart subreg if it is also casting the value.
12619 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12620 Tobias Grosser <tobi.grosser@amd.com>
12622 * graphite.c (compare_prefix_loops): New.
12623 (build_scop_canonical_schedules): Rewritten.
12624 (graphite_transform_loops): Move build_scop_canonical_schedules
12625 after build_scop_iteration_domain.
12627 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12628 Tobias Grosser <tobi.grosser@amd.com>
12630 * graphite.c (add_conditions_to_domain): Add the loops to
12631 the dimension of the iteration domain. Do copy the domain
12632 only when it exists.
12633 (build_scop_conditions_1): Do not call add_conditions_to_domain.
12634 (add_conditions_to_constraints): New.
12635 (can_generate_code_stmt, can_generate_code): Removed.
12636 (gloog): Do not call can_generate_code.
12637 (graphite_transform_loops): Call add_conditions_to_constraints
12638 after building the iteration domain.
12640 2009-01-16 Jakub Jelinek <jakub@redhat.com>
12642 PR tree-optimization/38789
12643 * tree-ssa-threadedge.c
12644 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12645 __builtin_constant_p.
12647 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12649 * dce.c (delete_unmarked_insns): Reversed the order that insns are
12650 examined before deleting them.
12652 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
12654 * function.c (aggregate_value_p): Correctly extract the function
12655 type from CALL_EXPR_FN lookup.
12657 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12659 * config/picochip/picochip.c (picochip_override_options): Revert
12660 CFI asm flag disable commited previously.
12662 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
12663 Tobias Grosser <tobi.grosser@amd.com>
12664 Jan Sjodin <jan.sjodin@amd.com>
12666 * graphite.c (scan_tree_for_params): On substractions negate
12667 all the coefficients of the term.
12668 (clast_to_gcc_expression_red): New. Handle reduction expressions
12669 of more than two operands.
12670 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
12671 (get_vdef_before_scop): Handle also the case of default definitions.
12673 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
12675 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
12676 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
12677 Also use them when walking CALL_INSN_FUNCTION_USAGE.
12679 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
12680 Joey Ye <joey.ye@intel.com>
12682 PR middle-end/37843
12683 * cfgexpand.c (expand_stack_alignment): Don't update stack
12684 boundary nor check incoming stack boundary here.
12685 (gimple_expand_cfg): Update stack boundary and check incoming
12686 stack boundary here.
12688 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12690 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
12692 2009-01-14 Jakub Jelinek <jakub@redhat.com>
12694 PR rtl-optimization/38245
12695 * calls.c (expand_call): Add stack arguments to
12696 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12697 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
12698 in regs and partially in memory or BLKmode arguments.
12699 (emit_library_call_value_1): Add stack arguments to
12700 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12701 ACCUMULATE_OUTGOING_ARGS).
12702 * dce.c: Include tm_p.h.
12703 (find_call_stack_args): New function.
12704 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
12706 (mark_insn): Call find_call_stack_args for CALL_Ps.
12707 (prescan_insns_for_dce): Walk insns backwards in bb rather than
12708 forwards. Allocate and free arg_stores bitmap if needed, pass it
12709 down to deletable_insn_p, don't mark stores set in arg_stores
12710 bitmap, clear the bitmap at the beginning of each bb.
12711 * Makefile.in (dce.o): Depend on $(TM_P_H).
12713 2009-01-14 Michael Meissner <gnu@the-meissners.org>
12716 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
12717 to make sure the insn is a conditional test (bug 22599). Reformat a
12720 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
12722 PR middle-end/38431
12723 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
12724 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
12725 (gloog): Do not call cleanup_tree_cfg.
12726 (graphite_transform_loops): Call cleanup_tree_cfg after all
12727 scops have been code generated.
12729 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
12730 * doc/gty.texi (Invoking the garbage collector): Added new node
12731 and section documenting ggc_collect.
12733 2009-01-14 Richard Guenther <rguenther@suse.de>
12735 PR tree-optimization/38826
12736 PR middle-end/38477
12737 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
12738 initialization notes only if we actually emitted a warning.
12739 (intra_create_variable_infos): Add constraints for a result decl
12740 that is passed by hidden reference.
12741 (build_pred_graph): Mark all related variables non-direct on
12744 2009-01-14 Nick Clifton <nickc@redhat.com>
12746 * ira-conflicts.c: Include addresses.h for the definition of
12748 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
12749 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
12751 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
12754 * Makefile.in (ira-lives.o): Add except.h.
12756 * ira-lives.c: Include except.h.
12757 (process_bb_node_lives): Process can_throw_internal.
12759 2009-01-13 Jakub Jelinek <jakub@redhat.com>
12761 PR rtl-optimization/38774
12762 * combine.c (simplify_set): When undoing cc_use change, don't do
12763 PUT_CODE on the newly created comparison, but instead put back the
12766 2009-01-13 Joseph Myers <joseph@codesourcery.com>
12768 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
12769 values. Remove duplicate arm8 entry.
12771 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12773 PR tree-optimization/38786
12774 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
12775 the SSA_NAME case of expand_scalar_variables_expr.
12776 Set the type of an expression to the type of its assign statement.
12777 (expand_scalar_variables_expr): Also gather the scalar computation
12778 used to index the memory access. Do not pass loop_p.
12779 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
12780 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
12781 the gimple_stmt_iterator where it inserts new code.
12782 Do not pass loop_p.
12783 (copy_bb_and_scalar_dependences): Do not pass loop_p.
12784 (translate_clast): Update call to copy_bb_and_scalar_dependences.
12786 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12788 * graphite.h (debug_value): Removed.
12789 * graphite.c (debug_value): Removed.
12791 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12793 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
12794 ldrd/strd with two 32-bit instructions.
12796 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12798 * config/arm/arm.c (struct processors): Pass for speed down into
12799 cost helper functions.
12800 (const_ok_for_op): Handle COMPARE and inequality nodes.
12801 (arm_rtx_costs_1): Rewrite.
12802 (arm_size_rtx_costs): Update prototype.
12803 (arm_rtx_costs): Pass speed down to helper functions.
12804 (arm_slowmul_rtx_costs): Rework cost calculations.
12805 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
12806 (arm_9e_rtx_costs): Likewise.
12808 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
12810 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
12811 relocations of local symbols wider than UNITS_PER_WORD are not valid.
12812 (alpha_legitimize_address): Do not split local symbols wider than
12813 UNITS_PER_WORD into HIGH/LO_SUM parts.
12815 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
12818 * gcc.c (process_command): Replace call to execvp with calls
12819 to pex_one and exit.
12821 2009-01-03 Anatoly Sokolov <aesok@post.ru>
12824 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
12825 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
12826 variant for devices with 3-byte PC.
12827 (__tablejump_elpm__): New.
12829 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12832 * c-parser.c (c_parser_postfix_expression): Allow `->' in
12833 offsetof member-designator, handle it as `[0].'.
12835 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12837 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
12838 function when not using named sections on targets with named sections
12839 if branch distance is less than 262132.
12841 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
12843 * combine.c (combine_instructions): Recompute
12844 optimize_this_for_speed_p for each BB in the main combine loop.
12846 2009-01-12 Tomas Bily <tbily@suse.cz>
12849 * tree-loop-distribution.c (prop_phis): New function.
12850 (generate_builtin): Call prop_phis.
12851 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
12853 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12855 PR tree-optimization/38807
12856 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
12857 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
12859 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12861 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12862 subreg of op0 to the original op0.
12864 2009-01-11 Laurent GUERBY <laurent@guerby.net>
12866 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
12868 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
12871 * mips-tfile.c (parse_def): Fix parsing of def strings
12872 starting with digits.
12874 2009-01-10 Jakub Jelinek <jakub@redhat.com>
12877 * config/arm/arm.c (arm_is_long_call_p): Don't call
12878 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
12880 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
12882 * regrename.c (regrename_optimize): Fix dumping.
12883 (find_oldest_value_reg): Preserve REG_POINTER.
12884 (copy_hardreg_forward_1): Likewise.
12886 2009-01-09 Diego Novillo <dnovillo@google.com>
12888 * gimple.h (struct gimple_statement_base) <uid>: Document
12889 the restrictions on its use.
12890 (gimple_uid): Tidy.
12891 (gimple_set_uid): Tidy.
12893 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12895 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
12896 zero guard even if align_bytes != 0 and count is smaller than
12899 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
12901 PR rtl-optimization/38495
12902 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
12903 (add_range_and_copies_from_move_list): Print all added ranges.
12904 Add ranges to memory optimized destination.
12906 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12910 * config/i386/i386.c (override_options): Reject
12911 -mstringop-strategy=rep_8byte with -m32.
12912 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
12913 to 1. Do count comparison against epilogue_size_needed at compile
12914 time even when count_exp was constant forced into register. For
12915 size_needed don't jump to epilogue, instead just avoid aligning
12916 and invoke the body algorithm. If need_zero_guard, add zero guard
12917 even if count is non-zero, but smaller than size_needed + number of
12918 bytes that could be stored for alignment.
12919 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
12920 to 1. If need_zero_guard, add zero guard even if count is non-zero,
12921 but smaller than size_needed + number of bytes that could be stored
12922 for alignment. Compare size_needed with epilogue_size_needed instead
12923 of desired_align - align, don't adjust size_needed, pass
12924 epilogue_size_needed to the epilogue expanders.
12927 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
12929 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12931 * pa.c (last_address): Change to unsigned.
12932 (update_total_code_bytes): Change argument to unsigned. Don't
12933 check if insn addresses are set.
12934 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
12935 addresses are not set.
12936 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
12938 2009-01-09 Nick Clifton <nickc@redhat.com>
12940 * config/sh/symbian.c: Replace uses of DECL_INLINE with
12941 DECL_DECLARED_INLINE_P.
12943 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12945 PR middle-end/38347
12946 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
12947 GET_MODE (op0) in operand_subword_force calls.
12949 PR middle-end/38771
12950 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
12951 fold_convert arg0 operands to TREE_TYPE (op0) first.
12953 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
12955 * params.def (ira-max-conflict-table-size): Decrease default value
12958 2009-01-08 Jakub Jelinek <jakub@redhat.com>
12960 PR tree-optimization/37031
12961 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
12963 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
12964 allocate it using gc instead of heap, use VEC_quick_push instead of
12966 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
12967 instead of heap, use VEC_quick_push instead of VEC_safe_push.
12968 * tree-data-ref.h (struct access_matrix): Change matrix to gc
12969 allocated vector from heap allocated.
12970 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
12971 * tree-loop-linear.c (linear_transform_loops): Allocate nest
12972 vector only after perfect_loop_nest_depth call.
12974 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
12975 Jan Sjodin <jan.sjodin@amd.com>
12977 PR tree-optimization/38559
12978 * graphite.c (debug_value, copy_constraint,
12979 swap_constraint_variables, scale_constraint_variable, ): New.
12980 (get_lower_bound, get_upper_bound): Removed.
12981 (graphite_trans_bb_strip_mine): Clean up this code that works
12982 only for constant number of iterations. Fully copy upper and
12983 lower bound constraints, not only the constant part of them.
12984 * graphite.h (debug_value): Declared.
12986 2009-01-08 Ira Rosen <irar@il.ibm.com>
12988 PR tree-optimization/37194
12989 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
12990 Don't add the cost of cost model guard in prologue to scalar
12991 outside cost in case of known number of iterations.
12993 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
12994 Alan Modra <amodra@bigpond.net.au>
12996 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
12997 non-word-aligned REG+CONST addressing.
12999 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
13002 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
13003 free_after_compilation when outputting a thunk.
13004 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
13005 Do not call free_after_compilation here.
13007 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
13009 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
13010 (ix86_valid_target_attribute_inner_p): Ditto.
13012 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
13014 PR tree-optimization/38492
13015 PR tree-optimization/38498
13016 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
13017 * tree-chrec.h (scev_is_linear_expression): Declared.
13018 * graphite.c (graphite_cannot_represent_loop_niter): New.
13019 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
13020 (graphite_loop_normal_form): Use gcc_assert.
13021 (scan_tree_for_params): Use CASE_CONVERT.
13022 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
13023 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
13024 Use gcc_assert. Discard scops that contain unhandled cases.
13025 (build_scop_conditions): Return a boolean status for unhandled cases.
13026 (strip_mine_profitable_p): Print the loop number, not its depth.
13027 (is_interchange_valid): Pass the depth of the loop nest, don't
13028 recompute it wrongly.
13029 (graphite_trans_bb_block): Same.
13030 (graphite_trans_bb_block): Print tentative of loop blocking.
13031 (graphite_trans_scop_block): Do not print that the loop has been
13033 (graphite_transform_loops): Do not handle scops that contain condition
13036 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
13038 AVX Programming Reference (December, 2008)
13039 * config/i386/avxintrin.h (_mm256_stream_si256): New.
13040 (_mm256_stream_pd): Likewise.
13041 (_mm256_stream_ps): Likewise.
13043 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
13044 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
13045 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
13046 (bdesc_special_args): Add __builtin_ia32_movntdq256,
13047 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
13048 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
13049 (ix86_expand_special_args_builtin): Likewise.
13051 * config/i386/sse.md (AVXMODEDI): New.
13052 (avx_movnt<mode>): Likewise.
13053 (avx_movnt<mode>): Likewise.
13054 (<sse>_movnt<mode>): Remove AVX support.
13055 (sse2_movntv2di): Likewise.
13057 2009-01-07 Richard Guenther <rguenther@suse.de>
13059 PR middle-end/38751
13060 * fold-const.c (extract_muldiv): Remove obsolete comment.
13061 (fold_plusminus_mult_expr): Undo MINUS_EXPR
13062 to PLUS_EXPR canonicalization for the canonicalization.
13064 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
13066 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
13067 hosted cross-compilers generating less efficient code.
13069 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13071 * function.h (rtl_data): Add a dbr_scheduled_p field.
13072 * reorg.c (dbr_schedule): Set it.
13073 (gate_handle_delay_slots): Check it.
13074 * config/mips/mips.c (mips_base_delayed_branch): Delete.
13075 (mips_reorg): Check flag_delayed_branch instead of
13076 mips_base_delayed_branch.
13077 (mips_override_options): Don't set mips_base_delayed_branch
13078 or flag_delayed_branch.
13080 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13082 PR rtl-optimization/38426.
13083 * ira.c (ira): Set current_function_is_leaf earlier.
13085 2009-01-06 Jakub Jelinek <jakub@redhat.com>
13087 PR rtl-optimization/38722
13088 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
13089 too early, only set a flag and modify after last possible
13092 2009-01-06 Janis Johnson <janis187@us.ibm.com>
13095 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
13096 * real.c (decimal_single_format): Correct values of emin and emax.
13097 (decimal_double_format): Ditto.
13098 (decimal_quad_format): Ditto.
13099 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
13100 computation of DECnn_MIN and DECnn_MAX for corrected values of
13101 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
13102 __DECnn_MIN__, and adjust its computation for the corrected value
13105 2009-01-06 Jan Hubicka <jh@suse.cz>
13108 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
13110 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
13112 * doc/contrib.texi (Contributors): Slightly adjust the end note.
13113 Add Robert Clark to the list of testers.
13115 2009-01-06 Jan Hubicka <jh@suse.cz>
13116 Kai Tietz <kai.tietz@onevision.com>
13118 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
13119 * config/i386/i386.c (ix86_expand_call): Add clobbers.
13121 2009-01-06 Jan Hubicka <jh@suse.cz>
13122 Kai Tietz <kai.tietz@onevision.com>
13124 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
13126 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
13127 (ix86_nsaved_regs): Count only general purpose regs.
13128 (ix86_nsaved_sseregs): New.
13129 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
13130 to 16 for w64; compute padding and size of sse reg save area.
13131 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
13132 general purpose regs.
13133 (ix86_emit_save_sse_regs_using_mov): New.
13134 (ix86_expand_prologue): Save SSE regs if needed.
13135 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
13136 (ix86_emit_restore_sse_regs_using_mov): New.
13137 (ix86_expand_epilogue): Save SSE regs if needed.
13139 2009-01-06 Jan Hubicka <jh@suse.cz>
13140 Kai Tietz <kai.tietz@onevision.com>
13142 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
13143 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
13144 functions when accumulate outgoing args is off.
13146 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13149 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
13150 before using pseudos_have_intersected_live_ranges_p.
13152 * ira-int.h (ira_assert): Always define.
13154 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13156 AVX Programming Reference (December, 2008)
13157 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
13158 (_mm256_permute2_pd): Likewise.
13159 (_mm_permute2_ps): Likewise.
13160 (_mm256_permute2_ps): Likewise.
13161 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
13162 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
13164 * config/i386/i386.c (ix86_builtins): Remove
13165 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
13166 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
13167 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
13168 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
13169 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
13170 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
13171 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
13172 __builtin_ia32_vpermil2ps256.
13173 (ix86_init_mmx_sse_builtins): Updated.
13174 (ix86_expand_args_builtin): Likewise.
13176 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13178 * pa.c (output_call): Relocate non-jump insns in the delay slot of
13179 long absolute calls when generating PA 2.0 code.
13181 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
13183 PR rtl-optimization/38583
13184 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
13186 * params.def (ira-max-conflict-table-size): New.
13188 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
13190 * ira.h (ira_conflicts_p): New external definition.
13192 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
13193 table. Report this. Return result of building.
13194 (ira_build_conflicts): Use ira_conflicts_p. Check result of
13195 building conflict table.
13197 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
13198 (ira_color): Use ira_conflicts_p.
13200 * global.c: Include ira.h.
13201 (pseudo_for_reload_consideration_p, build_insn_chain): Use
13204 * Makefile.in (global.o): Add ira.h.
13206 * ira-build.c (mark_all_loops_for_removal,
13207 propagate_some_info_from_allocno): New.
13208 (remove_unnecessary_allocnos): Call
13209 propagate_some_info_from_allocno.
13210 (remove_low_level_allocnos): New.
13211 (remove_unnecessary_regions): Add parameter. Call
13212 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
13213 parameter to remove_unnecessary_regions.
13214 (ira_build): Remove all regions but root if the conflict table was
13215 not built. Update conflict hard regs for allocnos crossing calls.
13217 * ira.c (ira_conflicts_p): New global.
13218 (ira): Define and use ira_conflicts_p.
13220 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
13221 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
13222 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
13224 2009-01-06 Ben Elliston <bje@au.ibm.com>
13226 * gengtype-lex.l (YY_NO_INPUT): Define.
13228 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13231 * c-common.c (handle_vector_size_attribute): Also reject
13232 BOOLEAN_TYPE types.
13234 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
13236 PR tree-optimization/38492
13237 * graphite.c (rename_map_elt, debug_rename_elt,
13238 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
13239 rename_map_elt_info, eq_rename_map_elts,
13240 get_new_name_from_old_name, bb_in_sese_p): Moved around.
13241 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
13242 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
13243 (sese_build_livein_liveouts): New.
13244 (new_sese, free_sese): New.
13245 (new_scop): Call new_sese.
13246 (free_scop): Call free_sese.
13247 (rename_variables_from_edge, rename_phis_end_scop): Removed.
13248 (register_old_new_names): Renamed register_old_and_new_names.
13249 (register_scop_liveout_renames, add_loop_exit_phis,
13250 insert_loop_close_phis, struct igp,
13251 default_liveout_before_guard, add_guard_exit_phis,
13252 insert_guard_phis, copy_renames): New.
13253 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
13254 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
13255 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
13256 (scop_adjust_phis_for_liveouts): New.
13257 (gloog): Call scop_adjust_phis_for_liveouts.
13259 * graphite.h (struct sese): Documented. Added fields liveout,
13260 num_ver and livein.
13261 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
13262 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
13263 (struct scop): Added field liveout_renames.
13264 (SCOP_LIVEOUT_RENAMES): New.
13266 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13268 PR tree-optimization/38510
13269 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
13270 (translate_clast): Call recompute_all_dominators before
13272 (gloog): Call recompute_all_dominators before graphite_verify.
13274 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13275 Jan Sjodin <jan.sjodin@amd.com>
13277 PR tree-optimization/38500
13278 * graphite.c (create_sese_edges): Call fix_loop_structure after
13281 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13283 * config.gcc: Add m32r*-*-rtems*.
13284 * config/m32r/rtems.h: New file.
13286 2009-01-05 Ben Elliston <bje@au.ibm.com>
13288 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
13289 (.po.pox): Likewise.
13290 (po/gcc.pot): Likewise.
13292 2009-01-04 David S. Miller <davem@davemloft.net>
13294 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
13295 (STARTING_FRAME_OFFSET): Always set to zero.
13297 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13299 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
13300 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
13301 fixed-point types, and vectors of the same.
13303 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13305 * config/mips/sync.md (*mb_barrier): Rename to...
13306 (*memory_barrier): ...this.
13308 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
13310 * doc/extend.texi (Function Attributes): Move @cindex after @item
13311 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
13312 and put in alphabetical order. Fix 'target' name and put in order.
13313 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
13316 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
13318 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
13319 (memory_barrier): Expand as unspec instead of unspec_volatile.
13320 Remove mem:BLK from insn operands. Use Pmode scratch register.
13321 (*memory_barrier): Define as unspec instead of unspec_volatile.
13322 Use (match_dup 0) as input operand.
13324 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
13325 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
13326 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
13327 scratch register. Remove operand 1.
13328 (*stbar): Define as unspec instead of unspec_volatile.
13329 Use (match_dup 0) as input operand, remove (const_int 8).
13330 (*membar): Define as unspec instead of unspec_volatile.
13331 Use (match_dup 0) as input operand, remove input operand 2.
13333 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
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/ia64/sync.md (memory_barrier): Redefine as expander pattern.
13340 Remove mem:BLK from insn operands. Use Pmode scratch register.
13341 Set volatile flag on operand 0.
13342 (*memory_barrier): New insn pattern.
13344 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
13346 (*memory_barrier): Use (match_dup 0) as input operand.
13348 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
13349 Remove mem:BLK from insn operands. Use Pmode scratch register.
13350 Set volatile flag on operand 0.
13351 (*mb_internal): New insn pattern.
13353 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
13355 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13357 PR middle-end/38586
13358 * function.c (struct temp_slot): Move to the section of the file
13359 that deals with temp slots. Remove field 'address'.
13360 (temp_slot_address_table): New hash table of address -> temp slot.
13361 (struct temp_slot_address_entry): New struct, items for the table.
13362 (temp_slot_address_compute_hash, temp_slot_address_hash,
13363 temp_slot_address_eq, insert_temp_slot_address): Support functions
13365 (find_temp_slot_from_address): Rewrite to use the new hash table.
13366 (remove_unused_temp_slot_addresses): Remove addresses of temp
13367 slots that have been made available.
13368 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
13369 worker function for remove_unused_temp_slot_addresses.
13370 (assign_stack_temp_for_type): Don't clear the temp slot address list.
13371 Add the temp slot address to the address -> temp slot map.
13372 (update_temp_slot_address): Update via insert_temp_slot_address.
13373 (free_temp_slots): Call remove_unused_temp_slot_addresses.
13374 (pop_temp_slots): Likewise.
13375 (init_temp_slots): Allocate the address -> temp slot map, or empty
13376 the map if it is already allocated.
13377 (prepare_function_start): Initialize temp slot processing.
13379 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13381 PR middle-end/38584
13382 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
13383 Calculate the size of all stack vars assuming no packing of stack
13384 vars will happen, replacing a quadratic algorithm with a linear one.
13386 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13389 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
13392 2009-01-03 Diego Novillo <dnovillo@google.com>
13394 * doc/contrib.texi: Update contributions.
13396 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13399 * builtins.c (fold_builtin_memory_op): Give up if either operand
13400 is volatile. Set srctype or desttype to non-qualified version
13404 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
13405 and FUNCTION_DECLs.
13407 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
13409 PR rtl-optimization/35805
13410 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
13411 problem if fast dce is able to remove any instructions.
13412 * dce.c (dce_process_block): Fix dump message.
13414 2009-01-02 Mark Mitchell <mark@codesourcery.com>
13417 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
13419 2009-01-02 Jakub Jelinek <jakub@redhat.com>
13421 PR middle-end/38690
13422 * tree-flow.h (op_code_prio, op_prio): New prototypes.
13423 * tree-pretty-print.c (op_code_prio): New function.
13424 (op_prio): No longer static. Use op_code_prio.
13425 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
13426 Use op_prio and op_code_prio to determine if () should be
13427 printed around operand(s) or not.
13429 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
13430 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
13431 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
13432 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
13433 pp_character instead of pp_string for single letter printing.
13435 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
13437 * doc/extend.texi: Fix '#pragma GCC option' typo.
13439 2009-01-02 Richard Guenther <rguenther@suse.de>
13441 * doc/install.texi (--enable-checking): Mention different
13442 default for stage1.
13443 (--enable-stage1-checking): Document.
13445 2009-01-01 Andrew Pinski <pinskia@gmail.com>
13447 PR middle-end/30142
13448 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
13449 case to be an error.
13451 2009-01-02 Ben Elliston <bje@au.ibm.com>
13453 * config/fp-bit.h (pack_d): Constify argument.
13454 * config/fp-bit.c (makenan): Constify return type. Remove casts.
13455 (isnan): Constify argument.
13457 (iszero): Likewise.
13458 (pack_d): Likewise.
13459 (_fpadd_parts): Constify return type.
13460 (_fpmul_parts): Likewise.
13461 (_fpdiv_parts): Likewise.
13463 2009-01-01 Jakub Jelinek <jakub@redhat.com>
13466 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
13467 warn about overwriting initializer with side-effects or
13468 -Woverride-init if !IMPLICIT.
13469 (output_init_element): Likewise. Pass IMPLICIT down to
13471 (process_init_element): Add IMPLICIT argument. Pass it down
13472 to output_init_element.
13473 (push_init_element, pop_init_level, set_designator): Adjust
13474 process_init_element callers.
13475 (set_nonincremental_init, set_nonincremental_init_from_string):
13476 Adjust add_pending_init callers.
13477 (output_pending_init_elements): Adjust output_init_element callers.
13478 * c-tree.h (process_init_element): Adjust prototype.
13479 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
13480 process_init_element callers.
13483 Copyright (C) 2009 Free Software Foundation, Inc.
13485 Copying and distribution of this file, with or without modification,
13486 are permitted in any medium without royalty provided the copyright
13487 notice and this notice are preserved.