1 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
4 * target.h (struct gcc_target): Fix indentation. Add
6 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7 (TARGET_INITIALIZER): Use it.
8 * cse.c (CHEAPER): Move it up to the other macros.
9 (insert): Rename this ...
10 (insert_with_costs): ... to this. Add cost parameters. Update
12 (insert): New function. Call insert_with_costs.
13 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14 find_reg_offset_for_const, try_const_anchors): New functions.
15 (cse_insn): Call try_const_anchors. Adjust cost of src_related
16 when using a const-anchor. Call insert_const_anchors.
17 * config/mips/mips.c (mips_set_mips16_mode): Set
19 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
21 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
23 * tree-inline.c (remap_decls): Enable nonlocalized variables
26 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
28 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
29 Simplify other tests involving optimize.
31 2009-05-27 Tom Tromey <tromey@redhat.com>
33 * unwind-dw2.c (_Unwind_DebugHook): New function.
34 (uw_install_context): Call _Unwind_DebugHook.
36 2009-05-27 Tom Tromey <tromey@redhat.com>
38 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
40 2009-05-27 Ian Lance Taylor <iant@google.com>
42 * Makefile.in (LINKER, LINKER_FLAGS): Define.
43 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
44 (ALL_LINKERFLAGS): Define.
45 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
46 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
47 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
48 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
49 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
51 (build/gcov-iov$(build_exeext)): Likewise.
53 2009-05-27 Julian Brown <julian@codesourcery.com>
55 * gcse.c (target.h): Include.
56 (can_assign_to_reg_without_clobbers_p): Check that the target allows
57 copy of argument to a pseudo register.
59 2009-05-27 Diego Novillo <dnovillo@google.com>
61 * tree-ssa-live.c (dump_scope_block): Document arguments.
62 (dump_scope_blocks): Document.
63 (debug_scope_blocks): New.
64 * tree-flow.h (debug_scope_blocks): Declare.
66 2009-05-21 Denis Chertykov <denisc@overta.ru>
68 * doc/contrib.texi (Contributors): add myself to the list.
70 2009-05-27 Olivier Hainque <hainque@adacore.com>
72 * expr.c (target_align): New function. Alignment the TARGET of an
73 assignment may be assume to have.
74 (highest_pow2_factor_for_target): Use it instead of relying on
75 immediate tree attributes of TARGET, not necessarily honored when
76 intermediate bitfields are involved.
78 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
81 * config/i386/driver-i386.c (host_detect_local_cpu): Support
82 AVX, SSE4, AES, PCLMUL and POPCNT.
84 2009-05-27 Diego Novillo <dnovillo@google.com>
86 * tree-pretty-print.c (dump_location): New.
87 (dump_generic_node): Call it.
88 Factor code to handle BLOCK nodes ...
89 (dump_block_node): ... here.
91 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
93 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h with
95 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
97 * gcc-plugin.h: Include config.h and system.h.
98 (IN_GCC): Define if not defined.
100 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
103 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
106 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
108 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
110 * config/m32r/m32r.h: Ditto.
111 * config/m32r/m32r.md: Ditto.
112 * config/m32r/predicates.md: Ditto.
114 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
116 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
118 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
121 (Loading plugins): typo.
122 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
123 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
124 (Interacting with the GCC Garbage Collector): Added new section.
125 (Giving information about a plugin): Added new section for
127 * testsuite/gcc.dg/plugin/plugin.exp: Added ggcplug.c test plugin
128 with ggcplug-test-1.c for testing PLUGIN_GGC_MARKING etc...
129 * testsuite/gcc.dg/plugin/ggcplug-test-1.c: Added new file.
130 * testsuite/gcc.dg/plugin/ggcplug.c: Added new file.
131 * ggc.h (ggc_register_root_tab): Added declaration.
132 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
133 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
134 (register_callback): Improved comment in declaration.
135 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for
137 (extra_root_vec) Added static variable for dynamic roots
139 (ggc_register_root_tab) Added new routine.
140 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
141 PLUGIN_GGC_MARKING event.
142 * ggc-zone.c: Include plugin.h.
143 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
144 * ggc-page.c: Include plugin.h.
145 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
146 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
147 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
148 (register_callback): check lack of callbacks for
149 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
150 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
151 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
152 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
153 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
154 dependency on plugin.h.
155 (plugin.o): Added dependency on ggc.h...
157 2009-05-26 Richard Guenther <rguenther@suse.de>
161 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
162 with mismatched comparison modes.
164 * expr.c (expand_expr_real_1): Expand the operand of a
165 VIEW_CONVERT_EXPR in its natural mode.
167 2009-05-26 Ian Lance Taylor <iant@google.com>
169 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
170 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
171 (ALL_COMPILERFLAGS): Define.
172 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
173 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
174 (collect2$(exeext), collect2.o): Likewise.
175 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
176 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
177 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
178 (libbackend.o, intl.o, cppdefault.o): Likewise.
179 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
180 (build/%.o): Use $(COMPILER_FOR_BUILD).
181 (build/gen%$(build_exeext)): Likewise.
182 (build/gcov-iov$(build_exeext)): LIkewise.
183 * config/t-darwin (darwin.o): Use $(COMPILER).
184 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
185 * config/t-sol2 (sol2-c.o): Likewise.
187 * config/t-vxworks (vxworks.o): Likewise.
188 * config/x-darwin (host-darwin.o): Likewise.
189 * config/x-hpux (host-hpux.o): Likewise.
190 * config/x-linux (host-linux.o): Likewise.
191 * config/x-solaris (host-solaris.o): Likewise.
192 * config/alpha/x-alpha (driver-alpha.o): Likewise.
193 * config/arm/t-arm (arm-c.o): Likewise.
194 * config/arm/t-pe (pe.o): Likewise.
195 * config/arm/t-wince-pe (pe.o): Likewise.
196 * config/i386/t-cygming (winnt.o): Likewise.
197 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
198 * config/i386/t-cygwin (cygwin1.o): Likewise.
199 (cygwin2.o): Likewise.
200 * config/i386/t-i386 (i386-c.o): Likewise.
201 * config/i386/t-interix (winnt.o): Likewise.
202 * config/i386/t-netware (netware.o): Likewise.
203 * config/i386/t-nwld (nwld.o): Likewise.
204 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
205 * config/i386/x-i386 (driver-i386.o): Likewise.
206 * config/i386/x-cygwin (host-cygwin.o): Likewise.
207 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
208 * config/ia64/t-ia64 (ia64-c.o): Likewise.
209 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
210 * config/mips/x-native (driver-native.o): Likewise.
211 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
212 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
213 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
214 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
215 * config/score/t-score-elf (score7.o): Likewise.
216 (score3.o): Likewise.
217 * config/sh/t-sh (sh-c.o): Likewise.
218 * config/sh/t-symbian (sh-c.o): Likewise.
219 (symbian.o): Likewise.
220 * config/spu/t-spu-elf (spu-c.o): Likewise.
221 * config/v850/t-v850 (v850-c.o): Likewise.
222 * config/v850/t-v850e (v850-c.o): Likewise.
224 2009-05-26 Richard Guenther <rguenther@suse.de>
226 PR tree-optimization/40122
227 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
228 VECTOR_CSTs if possible.
229 (fold_gimple_assign): Likewise.
231 2009-05-26 Richard Guenther <rguenther@suse.de>
234 * fold-const.c (fold_binary): Use the correct types for building
237 2009-05-26 Richard Guenther <rguenther@suse.de>
239 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
240 redundant calls to merge_alias_info.
241 (bump_vector_ptr): Likewise.
242 * tree-ssa-copy.c (merge_alias_info): Remove.
243 (replace_exp_1): Remove call to merge_alias_info.
244 (propagate_tree_value): Likewise.
245 (fini_copy_prop): Propagate points-to info.
246 * tree-flow.h (merge_alias_info): Remove.
248 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
250 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
252 2009-05-25 Jan Hubicka <jh@suse.cz>
254 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
255 * cgraph.h (struct inline_summary): New filed self_wize,
256 size_inlining_benefit, self_time and time_inlining_benefit.
257 (struct cgraph_global_info): Replace insns by time ans size fields.
258 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
259 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
260 (ipcp_update_callgraph): Do not touch function bodies.
261 * ipa-inline.c: Include except.h
262 (MAX_TIME): New constant.
263 (overall_insns): Remove.
265 (overall_size, max_benefit): New static variables.
266 (cgraph_estimate_time_after_inlining): New function.
267 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
268 (cgraph_clone_inlined_nodes): Update size.
269 (cgraph_mark_inline_edge): Update size.
270 (cgraph_estimate_growth): Use size info.
271 (cgraph_check_inline_limits): Check size.
272 (cgraph_default_inline_p): Likewise.
273 (cgraph_edge_badness): Compute badness based on benefit and size cost.
274 (cgraph_decide_recursive_inlining): Check size.
275 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
277 (cgraph_decide_inlining): Likewise.
278 (cgraph_decide_inlining_incrementally): Likewise; honor
279 PARAM_EARLY_INLINING_INSNS.
280 (likely_eliminated_by_inlining_p): New predicate.
281 (estimate_function_body_sizes): New function.
282 (compute_inline_parameters): Use it.
283 * except.c (must_not_throw_labels): New function.
284 * except.h (must_not_throw_labels): Declare.
285 * tree-inline.c (init_inline_once): Kill inlining_weigths
286 * tree-ssa-structalias.c: Avoid uninitialized warning.
287 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
288 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
289 (PARAM_INLINE_CALL_COST): Remove.
290 (PARAM_EARLY_INLINING_INSNS): New.
292 2009-05-25 Richard Guenther <rguenther@suse.de>
294 PR tree-optimization/36327
295 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
296 callback for reference translation or lookup at the point
298 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
299 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
300 for union COMPONENT_REFs.
301 (vn_reference_lookup_3): New callback. Lookup from memset
302 and CONSTRUCTOR assignment, translate through struct copies.
303 (vn_reference_lookup_pieces): Make sure to not free the
304 passed operands array. Adjust walk_non_aliased_vuses call.
305 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
306 make sure we do not leak memory.
308 2009-05-25 Richard Guenther <rguenther@suse.de>
310 * tree-ssa-alias.h (dump_points_to_solution): Declare.
311 * tree-inline.c (expand_call_inline): Reset the escaped and
313 * tree-ssa-structalias.c (pass_build_ealias): New.
314 * tree-pass.h (pass_build_ealias): Declare.
315 * passes.c (init_optimization_passes): Add PTA during
317 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
318 and CALLUSED solutions.
319 (dump_points_to_solution): New function, split out from ...
320 (dump_points_to_info_for): ... here.
321 * tree-parloops.c (parallelize_loops): Reset the escaped and
324 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
327 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
328 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
330 2009-05-25 Ira Rosen <irar@il.ibm.com>
332 PR tree-optimization/40238
333 * tree-vect-stmts.c (vect_init_vector): Insert initialization
334 statements after basic block's labels.
335 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
336 to free the allocated memory.
338 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
340 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
341 return address with a USE.
343 2009-05-24 Richard Guenther <rguenther@suse.de>
346 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
347 array type from the main variant of the inner type.
349 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
351 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
352 definition to bool (from int) to un-break build.
353 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
355 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
357 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
358 discard_stmt_changes): Delete.
359 * tree-ssa-operands.c (scb_stack): Delete.
360 (init_ssa_operands): Do not initialize it.
361 (fini_ssa_operands): Do not free it.
362 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
364 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
365 update_stmt, remove the others. Fix comments.
366 * tree-dfa.c (optimize_stack_restore): Likewise.
367 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
368 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
369 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
370 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
372 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
373 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
374 (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan.
375 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
376 (stmts_to_rescan): Change item type to gimple.
377 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
379 2009-05-24 Ira Rosen <irar@il.ibm.com>
381 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
382 * tree-pass.h (pass_slp_vectorize): New pass.
383 * params.h (SLP_MAX_INSNS_IN_BB): Define.
384 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
385 * tree-vectorizer.c (timevar.h): Include.
386 (user_vect_verbosity_level): Declare.
387 (vect_location): Fix comment.
388 (vect_set_verbosity_level): Update user_vect_verbosity_level
389 instead of vect_verbosity_level.
390 (vect_set_dump_settings): Add an argument. Ignore user defined
391 verbosity if dump flags require higher level of verbosity. Print to
392 stderr only for loop vectorization.
393 (vectorize_loops): Update call to vect_set_dump_settings.
394 (execute_vect_slp): New function.
395 (gate_vect_slp): Likewise.
396 (struct gimple_opt_pass pass_slp_vectorize): New.
397 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
399 (vec_info_for_bb): New function.
400 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
401 (VECTORIZATION_ENABLED): New macro.
402 (SLP_ENABLED, SLP_DISABLED): Likewise.
403 (vect_is_simple_use): Add bb_vec_info argument.
404 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
405 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
406 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
407 vect_schedule_slp, vect_analyze_slp): Likewise.
408 (vect_analyze_stmt): Add slp_tree argument.
409 (find_bb_location): Declare.
410 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
411 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
412 (vect_analyze_loop_operations, vect_analyze_loop,
413 get_initial_def_for_induction, vect_create_epilog_for_reduction,
414 vect_finalize_reduction, vectorizable_reduction,
415 vectorizable_live_operation, vect_transform_loop): Likewise.
416 * tree-data-ref.c (dr_analyze_innermost): Update comment,
417 skip evolution analysis if analyzing a basic block.
418 (dr_analyze_indices): Likewise.
419 (initialize_data_dependence_relation): Skip the test whether the
420 object is invariant for basic blocks.
421 (compute_all_dependences): Skip dependence analysis for data
422 references in basic blocks.
423 (find_data_references_in_stmt): Don't fail in case of invariant
424 access in basic block.
425 (find_data_references_in_bb): New function.
426 (find_data_references_in_loop): Move code to
427 find_data_references_in_bb and add a call to it.
428 (compute_data_dependences_for_bb): New function.
429 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
430 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
432 (vect_analyze_data_ref_dependence): Check for interleaving in case of
433 unknown dependence in basic block and fail in case of dependence in
435 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
436 dependence instances from either loop or basic block vectorization
438 (vect_compute_data_ref_alignment): Check if it is loop vectorization
439 before calling nested_in_vect_loop_p.
440 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
441 dependence instances from either loop or basic block vectorization
443 (vect_verify_datarefs_alignment): Likewise.
444 (vect_enhance_data_refs_alignment): Adjust function calls.
445 (vect_analyze_data_refs_alignment): Likewise.
446 (vect_analyze_group_access): Fix printing. Skip different checks if
447 DR_STEP is 0. Keep strided stores either in loop or basic block
448 vectorization data structure. Fix indentation.
449 (vect_analyze_data_ref_access): Fix comments, allow zero step in
451 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
452 dependence instances from either loop or basic block vectorization
454 (vect_analyze_data_refs): Update comment. Call
455 compute_data_dependences_for_bb to analyze basic blocks.
456 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
457 case of loop vectorization. In case of basic block vectorization use
458 data-ref itself as a base.
459 (vect_create_data_ref_ptr): In case of basic block vectorization:
460 don't advance the pointer, add new statements before the current
461 statement. Adjust function calls.
462 (vect_supportable_dr_alignment): Support only aligned accesses in
463 basic block vectorization.
464 * common.opt (ftree-slp-vectorize): New flag.
465 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
466 (vect_pattern_recog_1): Likewise.
467 * tree-vect-stmts.c (process_use): Likewise.
468 (vect_init_vector): Add new statements in the beginning of the basic
469 block in case of basic block SLP.
470 (vect_get_vec_def_for_operand): Adjust function calls.
471 (vect_finish_stmt_generation): Likewise.
472 (vectorizable_call): Add assert that it is loop vectorization, adjust
474 (vectorizable_conversion, vectorizable_assignment): Likewise.
475 (vectorizable_operation): In case of basic block SLP, take
476 vectorization factor from statement's type and skip the relevance
477 check. Adjust function calls.
478 (vectorizable_type_demotion): Add assert that it is loop
479 vectorization, adjust function calls.
480 (vectorizable_type_promotion): Likewise.
481 (vectorizable_store): Check for outer loop only in case of loop
482 vectorization. Adjust function calls. For basic blocks, skip the
483 relevance check and don't advance pointers.
484 (vectorizable_load): Likewise.
485 (vectorizable_condition): Add assert that it is loop vectorization,
486 adjust function calls.
487 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
488 that it is not reduction, get vector type, call only supported
489 functions, skip loop specific parts.
490 (vect_transform_stmt): Check for outer loop only in case of loop
492 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
493 (vect_is_simple_use): Fix comment, add new argument, fix conditions
494 for external definition.
495 * passes.c (pass_slp_vectorize): New pass.
496 * tree-vect-slp.c (find_bb_location): New function.
497 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
498 check for patterns only in loops.
499 (vect_build_slp_tree): Add argument, adjust function calls, fail in
500 case of multiple types in basic block SLP.
501 (vect_mark_slp_stmts_relevant): New function.
502 (vect_supported_load_permutation_p): Fix comment.
503 (vect_analyze_slp_instance): Add argument. In case of basic block
504 SLP, take vectorization factor from statement's type, check that
505 unrolling factor is 1. Adjust function call. Save SLP instance in
506 either loop or basic block vectorization structure. Return FALSE,
508 (vect_analyze_slp): Add argument. Get strided stores groups from
509 either loop or basic block vectorization structure. Return FALSE
510 if basic block SLP failed.
511 (new_bb_vec_info): New function.
512 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
513 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
514 (vect_schedule_slp): Add argument. Get SLP instances from either
515 loop or basic block vectorization structure. Set vectorization factor
516 to be 1 for basic block SLP.
517 (vect_slp_transform_bb): New function.
518 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
520 2009-05-23 Mark Mitchell <mark@codesourcery.com>
522 * final.c (shorten_branches): Do not align labels for jump tables.
523 (final_scan_insn): Use JUMP_TABLE_DATA_P.
525 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
527 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
528 Remove outdated reference to flow.c and fix nits.
529 * doc/gccint.texi: Tweak RTL description.
530 * doc/rtl.texi: Likewise.
532 2009-05-23 Denis Chertykov <chertykov@gmail.com>
534 * config/avr/avr.c: Change my email address.
535 * config/avr/avr.h: Likewise.
536 * config/avr/avr.md: Likewise.
537 * config/avr/avr-protos.h: Likewise.
538 * config/avr/libgcc.S: Likewise.
540 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
542 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
543 (spu_split_load, spu_split_store): Change return type to int.
544 (spu_split_convert): Declare.
545 * config/spu/predicates.md (spu_mem_operand): Remove.
546 (spu_mov_operand): Update.
547 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
548 * config/spu/spu.c (regno_aligned_for_load): Remove.
549 (reg_aligned_for_addr, spu_expand_load): Define.
550 (spu_expand_extv): Reimplement and handle MEM.
551 (spu_expand_insv): Handle MEM.
552 (spu_sched_reorder): Handle insn's with length 0.
553 (spu_legitimate_address_p): Reimplement.
554 (store_with_one_insn_p): Return TRUE for any mode with size
555 larger than 16 bytes.
556 (address_needs_split): Define.
557 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
559 (spu_convert_move): Define.
560 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
561 (spu_split_store): Change all MEM's to TImode.
562 (spu_init_expanders): Preallocate registers that correspond to
563 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
565 (spu_split_convert): Define.
566 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
567 (_move<mode>, _movdi, _movti): Update predicate and condition.
568 (load, store): Change to define_split.
569 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
571 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
572 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
573 define_insn_and_split of lshr<mode>3.
574 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
575 (<v>ashr<mode>3_imm): Define.
576 (extv, extzv, insv): Allow MEM operands.
577 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
578 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
579 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
580 (_spu_convert2): Change to define_insn_and_split and remove the
581 corresponding define_peephole2.
582 (stack_protect_set, stack_protect_test, stack_protect_test_si):
583 Change predicates to memory_operand.
585 2009-05-22 Mark Mitchell <mark@codesourcery.com>
587 * config/arm/thumb2.md: Add 16-bit multiply instructions.
589 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
591 PR tree-optimization/40219
592 * tree.c (iterative_hash_expr): Make sure the builtin function is
593 a normal builtin function and not a front end or back end builtin
594 before indexing into the built_in_decls array.
596 2009-05-22 Richard Guenther <rguenther@suse.de>
599 * alias.c (write_dependence_p): Do not use TBAA for answering
600 anti-dependence or output-dependence.
601 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
602 (emit_pointer_definition): Remove.
603 (emit_alias_warning): Likewise.
604 (find_what_var_points_to): Remove TBAA pruning code.
605 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
607 (compute_points_to_sets): Remove code computing the set of
608 dereferenced pointers.
609 * tree-data-ref.c (dr_may_alias_p): Properly use the split
610 oracle for querying anti and output dependencies.
611 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
612 if TBAA may be applied.
613 (refs_anti_dependent_p): New function.
614 (refs_output_dependent_p): Likewise.
615 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
616 (refs_output_dependent_p): Likewise.
617 * doc/tree-ssa.texi (Memory model): New section.
618 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
619 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
620 * cfgexpand.c (expand_gimple_basic_block): Do not handle
621 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
622 * expr.c (expand_expr_real_1): Likewise.
623 * gimple-low.c (lower_stmt): Likewise.
624 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
625 (dump_gimple_cdt): Remove.
626 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
627 (gimple_size): Likewise.
628 (walk_gimple_op): Likewise.
629 (is_gimple_stmt): Likewise.
630 (walk_stmt_load_store_addr_ops): Likewise.
631 (gimple_build_cdt): Remove.
632 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
633 * gimple.h (gimple_cdt_new_type): Remove.
634 (gimple_cdt_new_type_ptr): Likewise.
635 (gimple_cdt_set_new_type): Likewise.
636 (gimple_cdt_location): Likewise.
637 (gimple_cdt_location_ptr): Likewise.
638 (gimple_cdt_set_location): Likewise.
639 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
640 * tree-cfg.c (remove_useless_stmts_1): Do not handle
641 GIMPLE_CHANGE_DYNAMIC_TYPE.
642 (verify_types_in_gimple_stmt): Likewise.
643 * tree-inline.c (estimate_num_insns): Likewise.
644 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
645 (copy_decl_to_var): Likewise.
646 (copy_result_decl_to_var): Likewise.
647 * tree-pretty-print.c (dump_generic_node): Do not handle
648 CHANGE_DYNAMIC_TYPE_EXPR.
649 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
650 * tree-ssa-operands.c (get_expr_operands): Likewise.
651 * tree-ssa-structalias.c (struct variable_info): Remove
652 no_tbaa_pruning member.
653 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
654 (unify_nodes): Do not copy it.
655 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
656 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
657 (set_uids_in_ptset): Do not check it.
658 (find_what_var_points_to): Likewise.
659 (compute_tbaa_pruning): Remove.
660 (compute_points_to_sets): Do not call it.
661 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
662 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
663 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
664 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
665 (DECL_NO_TBAA_P): Likewise.
666 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
667 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
668 (expand_omp_atomic_pipeline): Do not set it.
669 * print-tree.c (print_node): Do not dump it.
670 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
673 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
676 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
679 2009-05-22 Mark Mitchell <mark@codesourcery.com>
681 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
684 2009-05-22 Ben Elliston <bje@au.ibm.com>
686 * Makefile.in (bversion.h, s-bversion): New targets.
687 (TOPLEV_H): Add bversion.h.
688 * toplev.h: Include "bversion.h".
689 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
690 the __format__ attribute only if compiling with the same version
691 of GCC as the sources (the "build version").
693 2009-05-22 Ben Elliston <bje@au.ibm.com>
695 * c-format.c (handle_format_attribute): Fix comment typo.
697 2009-05-21 Steve Ellcey <sje@cup.hp.com>
700 * config/ia64/ia64.opt (mfused-madd): New.
701 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
702 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
703 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
704 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
705 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
706 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
707 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
708 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
709 instruction if !TARGET_FUSED_MADD.
710 (fpma, fpms): Remove colon from name.
712 2009-05-22 Richard Guenther <rguenther@suse.de>
714 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
715 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
716 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
718 (create_expression_by_pieces): Only convert if necessary.
719 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
720 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
722 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
724 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
725 regular pattern from a template and rename it ...
726 (*extzv_truncsi_exts): ... to this.
728 2009-05-21 Richard Guenther <rguenther@suse.de>
730 * cgraph.h (struct cgraph_node): Remove inline_decl member.
731 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
732 (cgraph_default_inline_p): Likewise.
733 (cgraph_decide_inlining_incrementally): Likewise.
735 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
736 Uros Bizjak <ubizjak@gmail.com>
738 * config/i386/cpuid.h (bit_MOVBE): New.
740 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
742 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
743 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
744 (ix86_handle_option): Handle OPT_mmovbe.
745 (ix86_target_string): Add -mmovbe.
746 (pta_flags): Add PTA_MOVBE.
747 (processor_alias_table): Add PTA_MOVBE to "atom".
748 (override_options): Handle PTA_MOVBE.
750 * config/i386/i386.h (TARGET_MOVBE): New.
752 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
753 (*bswapsi_movbe): New.
754 (*bswapdi_movbe): Likewise.
755 (bswapdi2): Renamed to ...
757 (bswapdi2): New expander.
759 * config/i386/i386.opt (mmovbe): New.
761 * doc/invoke.texi: Document -mmovbe.
763 2009-05-21 Taras Glek <tglek@mozilla.com>
765 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
766 * gcc-plugin.h (plugin_init): Updated signature.
767 * gcc-plugin.h (plugin_name_args): Moved to this header.
768 * doc/plugins.texi (plugin_init): Updated documention to reflect
770 * doc/plugins.texi (plugin_name_args): Added to documention.
772 2009-05-21 Mark Mitchell <mark@codesourcery.com>
774 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
775 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
777 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
779 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
780 JUMP_TABLE_DATA_P predicates where applicable.
781 * config/i386/predicates.md: Ditto.
782 * config/i386/sse.md: Ditto.
784 2009-05-21 Jakub Jelinek <jakub@redhat.com>
786 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
787 operand2 -128 override length_immediate attribute to 1.
788 * config/i386/predicates.md (constm128_operand): New predicate.
790 * config/i386/i386.c (memory_address_length): Handle %r12
791 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
793 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
794 mode look through optional ZERO_EXTEND and SUBREG.
795 * config/i386/i386.md (R12_REG): New define_constant.
796 (prefix_data16): For sse unit set also for MODE_TI insns.
797 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
798 insns set if operand 1 is ext_QIreg_operand.
799 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
800 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
802 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
803 mode from MODE_DI to MODE_SI.
804 (movdi_1_rex64): Override modrm and length_immediate attributes
805 only for movabs (TYPE_IMOV, alternative 2).
806 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
807 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
808 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
809 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
810 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
811 prefix_rex attribute if DImode.
812 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
813 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
814 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
815 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
816 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
817 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
818 Likewise. For TYPE_IMOV clear length_immediate attribute.
819 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
820 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
821 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
822 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
823 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
824 or one operand TYPE_ISHIFT.
825 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
826 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
827 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
828 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
829 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
830 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
831 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
832 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
833 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
834 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
835 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
836 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
837 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
838 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
839 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
840 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
841 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
842 set mode attribute, don't override length attribute.
843 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
845 (return_internal_long): Set length attribute to 2 instead of 1.
846 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
847 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
848 prefix_rex attribute.
849 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
851 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
853 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
855 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
857 2009-05-20 Ian Lance Taylor <iant@google.com>
859 * tree.c (build_tree_list_vec_stat): New function.
860 (ctor_to_vec): New function.
861 (build_nt_call_vec): New function.
862 (build_call_array): Change args to be a const pointer.
863 (build_call_vec): New function.
864 * tree.h (build_nt_call_vec): Declare.
865 (build_tree_list_vec_stat): Declare.
866 (build_tree_list_vec): Define.
867 (build_call_array): Update declaration.
868 (build_call_vec): Declare.
869 (ctor_to_vec): Declare.
870 * c-common.c (tree_vector_cache): New static variable.
871 (make_tree_vector): New function.
872 (release_tree_vector): New function.
873 (make_tree_vector_single): New function.
874 (make_tree_vector_copy): New function.
875 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
876 (make_tree_vector_single, make_tree_vector_copy): Declare.
877 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
878 (c_parser_expr_list): Don't manage cache here, instead call
880 (c_parser_release_expr_list): Remove static function.
881 (c_parser_vec_to_tree_list): Remove static function.
882 (c_parser_attributes): Call build_tree_list_vec instead of
883 c_parser_vec_to_tree_list. Call release_tree_vector instead of
884 c_parser_release_expr_list.
885 (c_parser_postfix_expression_after_primary): Likewise.
886 (c_parser_objc_keywordexpr): Likewise.
888 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
890 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
891 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
892 TARGET_CONVERT_TO_TYPE.
893 * hooks.c (hook_tree_const_tree_null): Define.
894 * hooks.h (hook_tree_const_tree_null): Declare.
895 * target.h (struct gcc_target): Add invalid_parameter_type,
896 invalid_return_type, promoted_type, and convert_to_type fields.
897 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
898 (TARGET_INVALID_RETURN_TYPE): Define.
899 (TARGET_PROMOTED_TYPE): Define.
900 (TARGET_CONVERT_TO_TYPE): Define.
901 (TARGET_INITIALIZER): Update for new fields.
902 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
903 (grokparms): Check targetm.invalid_parameter_type.
904 * c-typeck.c (default_conversion): Check targetm.promoted_type.
905 * c-convert.c (convert): Check targetm.convert_to_type.
907 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
909 * config/mips/mips.md (*extenddi_truncate<mode>,
910 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
912 (*extendhi_truncateqi): New define_insn_and_sptit.
914 2009-05-20 Jakub Jelinek <jakub@redhat.com>
917 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
918 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
920 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
922 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
923 the operand of VIEW_CONVERT_EXPR.
925 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
927 * config/i386/driver-i386.c (host_detect_local_cpu): Check
928 extended family and model for Intel processors. Support Intel
931 2009-05-20 Olivier Hainque <hainque@adacore.com>
933 * gstab.h (stab_code_type): Define, to be used instead of the
934 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
936 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
937 occurrences by stab_code_type.
938 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
940 2009-05-20 Martin Jambor <mjambor@suse.cz>
942 * tree-flow.h (insert_edge_copies_seq): Undeclare.
943 (sra_insert_before): Likewise.
944 (sra_insert_after): Likewise.
945 (sra_init_cache): Likewise.
946 (sra_type_can_be_decomposed_p): Likewise.
947 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
948 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
949 (sra_insert_before): Likewise.
950 (sra_insert_after): Likewise.
951 (sra_init_cache): Likewise.
952 (insert_edge_copies_seq): Made static and moved upwards.
954 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
957 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
959 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
960 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
963 2009-05-20 Richard Guenther <rguenther@suse.de>
965 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
966 with mismatched comparison modes.
968 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
970 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
971 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
972 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
973 with shifts for Thumb2.
974 (orsi_notsi): New for orn.
975 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
976 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
977 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
978 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
979 Don't invert remainder for IOR.
981 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
983 PR tree-optimization/40087
984 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
985 number_of_iterations_ne): Rename never_infinite argument.
986 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
987 number_of_iterations_le): Handle pointer-type ivs when
988 exit_must_be_taken is false.
989 (number_of_iterations_cond): Do not always assume that
990 exit_must_be_taken if the control variable is a pointer.
992 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
994 * c-typeck.c (build_binary_op): Allow % on integal vectors.
995 * doc/extend.texi (Vector Extension): Document that % is allowed too.
997 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
999 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
1000 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
1002 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1005 * c.opt (Wlogical-op): Disabled by default.
1006 * c-opt (c_common_post_options): Do not enable Wlogical-op with
1008 * doc/invoke.texi (Wlogical-op): Likewise.
1010 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
1012 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
1014 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
1015 Propagate the type of the first operand.
1016 <ASSERT_EXPR>: Simplify.
1017 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
1018 Rewrite using the RHS code as discriminant.
1019 <NOP_EXPR>: Turn into CASE_CONVERT.
1020 <PLUS_EXPR>: Propagate the type of the first operand.
1022 2009-05-19 Steve Ellcey <sje@cup.hp.com>
1024 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
1025 (ia64_dconst_0_375): New.
1026 * config/ia64/ia64.c (ia64_override_options): Remove
1027 -minline-sqrt-min-latency warning.
1028 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
1029 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
1030 * config/ia64/ia64.md (*sqrt_approx): Remove.
1031 (sqrtsf2): Remove #if 0.
1032 (sqrtsf2_internal_thr): Rewrite and move to div.md.
1033 (sqrtdf): Remove assert.
1034 (sqrtdf2_internal_thr): Rewrite and move to div.md.
1035 (sqrtxf2): Remove #if 0.
1036 (sqrtxf2_internal_thr): Rewrite and move to div.md.
1037 * div.md (sqrt_approx_rf): New.
1038 (sqrtsf2_internal_thr): New implementation.
1039 (sqrtsf2_internal_lat): New.
1040 (sqrtdf2_internal_thr: New implementation.
1041 (sqrtxf2_internal): New implementation.
1043 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
1044 Hans-Peter Nilsson <hp@axis.com>
1046 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
1047 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
1048 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
1049 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
1050 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
1051 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
1052 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
1053 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
1054 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
1055 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
1056 * c-common.c: ...from here.
1058 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1060 * c-common.c (warn_logical_operator): Remove unnecessary
1063 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1065 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
1067 2009-05-19 Ben Elliston <bje@au.ibm.com>
1069 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
1070 assignments with memcpy calls.
1071 (add_fdes): Likewise.
1072 (binary_search_unencoded_fdes): Likewise.
1073 (linear_search_fdes): Eliminate type puns.
1075 2009-05-19 Richard Guenther <rguenther@suse.de>
1077 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
1078 not falsely claim to have propagated into all uses.
1080 2009-05-19 Ben Elliston <bje@au.ibm.com>
1082 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
1085 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1087 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
1088 * config/sh/sh.c (sh_legitimate_address_p): Make static.
1089 (TARGET_LEGITIMATE_ADDRESS_P): New.
1090 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1091 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1093 2009-05-18 Dodji Seketeli <dodji@redhat.com>
1096 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
1097 child of the containing namespace's DIE.
1099 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
1101 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
1102 *zero_extendhi_truncqi): Move after the zero_extend patterns.
1103 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
1106 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
1109 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
1110 gen_align with gen_pad.
1111 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
1112 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
1114 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
1115 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
1117 * config/i386/i386.md (align): Renamed to ...
1118 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
1119 ASM_OUTPUT_MAX_SKIP_PAD.
1121 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
1123 * config.gcc: Fix variable syntax.
1126 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
1127 before calling exact_log2.
1128 (output_iorsi3): Likewise.
1129 (output_xorsi3): Likewise.
1131 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1133 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
1134 for the none zero constant operand except for EQ and NE
1135 comprisons even when the first operand is R0.
1137 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
1139 * config/s390/2064.md: Remove trailing whitespaces.
1140 * config/s390/2084.md: Likewise.
1141 * config/s390/constraints.md: Likewise.
1142 * config/s390/fixdfdi.h: Likewise.
1143 * config/s390/libgcc-glibc.ver: Likewise.
1144 * config/s390/s390-modes.def: Likewise.
1145 * config/s390/s390-protos.h: Likewise.
1146 * config/s390/s390.c: Likewise.
1147 * config/s390/s390.h: Likewise.
1148 * config/s390/s390.md: Likewise.
1149 * config/s390/tpf-unwind.h: Likewise.
1151 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1153 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
1155 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1158 * configure.ac (m68k-*-*): Check if binutils support TLS.
1159 * configure: Regenerate.
1160 * config/m68k/predicates.md (symbolic_operand): Extend comment.
1161 * config/m68k/constraints.md (Cu): New constraint.
1162 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
1163 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
1164 (movsi): Handle TLS symbols.
1165 (addsi3_5200): Handle XTLS symbols, indent.
1166 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
1167 (m68k_tls_reference_p): Declare.
1168 (m68k_legitimize_address): Declare.
1169 (m68k_unwrap_symbol): Declare.
1170 * config/m68k/m68k.opt (mxtls): New option.
1171 * config/m68k/m68k.c (ggc.h): Include.
1172 (m68k_output_dwarf_dtprel): Implement hook.
1173 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1174 (m68k_expand_prologue): Load GOT pointer when function needs it.
1175 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
1176 (m68k_legitimate_constant_address_p): Same.
1177 (m68k_decompose_address): Handle TLS references.
1178 (m68k_get_gp): New static function.
1179 (enum m68k_reloc): New contants.
1180 (TLS_RELOC_P): New macro.
1181 (m68k_wrap_symbol): New static function.
1182 (m68k_unwrap_symbol): New function.
1183 (m68k_final_prescan_insn_1): New static function.
1184 (m68k_final_prescan_insn): New function.
1185 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
1187 (legitimize_pic_address): Handle TLS references..
1188 (m68k_tls_get_addr, m68k_get_tls_get_addr)
1189 (m68k_libcall_value_in_a0_p)
1190 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
1191 (m68k_call_m68k_read_tp): Helper variables and functions for ...
1192 (m68k_legitimize_tls_address): Handle TLS references.
1193 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
1195 (m68k_legitimize_address): Handle TLS symbols.
1196 (m68k_get_reloc_decoration): New static function.
1197 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
1199 (m68k_output_dwarf_dtprel): Implement hook.
1200 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
1201 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
1202 m68k_call_* routines.
1203 (sched_attr_op_type): Handle TLS symbols.
1204 (gt-m68k.h): Include.
1205 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
1206 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
1208 2009-05-18 Martin Jambor <mjambor@suse.cz>
1210 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
1211 (visit_store_addr_for_mod_analysis): New function.
1212 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
1213 (determine_cst_member_ptr): Use gimple_assign_single_p.
1214 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
1215 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
1216 operands. Don't check number of operands of a NOP_EXPR.
1218 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
1220 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
1222 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
1225 * c-common.c (warn_logical_operator): Don't warn if one of
1226 expression isn't always true or false.
1228 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
1230 * config/i386/biarch32.h: New file.
1231 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
1233 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
1235 * config/mips/mips.md (*zero_extend<mode>_trunchi,
1236 *zero_extend<mode>_truncqi): Merge these into ...
1237 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
1238 Name the pattern following this as *zero_extendhi_truncqi.
1240 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
1243 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
1244 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
1245 (output_info): Make field HOST_WIDEST_INT.
1246 (print_statistics): Use HOST_WIDEST_INT_PRINT.
1247 (dump_bitmat_statistics): Same.
1249 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
1251 * config.gcc (use_gcc_stdint): Set to wrap.
1252 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
1253 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
1254 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1255 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1256 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1257 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1258 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1259 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1261 2009-05-16 Joseph Myers <joseph@codesourcery.com>
1263 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
1265 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
1266 Move definitions earlier.
1267 (OPT_ARCH64, OPT_ARCH32): Define.
1268 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
1271 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1274 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
1277 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1279 * arm.md (movdi2): Copy non-reg values to DImode registers.
1281 2009-05-16 Jakub Jelinek <jakub@redhat.com>
1284 * final.c (label_to_max_skip): New function.
1285 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
1286 CODE_LABEL_NUMBER <= max_labelno.
1287 * output.h (label_to_max_skip): New prototype.
1288 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
1289 (ix86_avoid_jump_mispredicts): ... this. Don't define if
1290 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
1291 Handle CODE_LABELs with >= 16 byte alignment or with
1292 max_skip == (1 << align) - 1.
1293 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
1294 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
1297 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
1298 .p2align 3 if MAX_SKIP is smaller than 7.
1299 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1301 2009-05-15 Ian Lance Taylor <iant@google.com>
1303 * alias.c (struct alias_set_entry_d): Rename from struct
1304 alias_set_entry. Change all uses.
1305 * except.c (struct call_site_record_d): Rename from struct
1306 call_site_record. Change all uses.
1307 * except.h (struct eh_region_d): Rename from struct eh_region.
1309 * gcse.c (struct hash_table_d): Rename from struct hash_table.
1311 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
1312 ivtype_map_elt. Change all uses.
1313 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
1315 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
1316 * graphite.h (struct name_tree_d): Rename from struct name_tree.
1318 (struct sese_d): Rename from struct sese. Change all uses.
1319 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
1320 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
1321 * optabs.h (struct optab_d): Rename from struct optab. Change all
1323 (struct convert_optab_d): Rename from struct convert_optab.
1325 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
1326 ipa_opt_pass. Change all uses.
1327 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
1330 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
1331 defined as a typedef.
1332 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
1335 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1338 * fold-const.c (make_range,build_range_check,merge_ranges): Move
1340 (merge_ranges): Returns bool.
1341 * tree.h (make_range): .. to here.
1342 (build_range_check): Likewise.
1343 (merge_ranges): Likewise. Renamed from merge_ranges.
1344 * c-typeck.c (parser_build_binary_op): Update calls to
1345 warn_logical_operator.
1346 * c-common.c (warn_logical_operator): Add new warning.
1347 * c-common.h (warn_logical_operator): Update declaration.
1349 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1351 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
1353 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1355 * doc/install.texi: Document MPC requirements, flags etc.
1357 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
1358 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
1359 Evaluate constant arguments.
1360 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
1361 (fold_builtin_1): Likewise, also evaluate constant arguments.
1362 Remove superfluous break.
1363 (do_mpc_ckconv): New.
1364 * real.h: Include mpc.h.
1365 * toplev.c (print_version): Output MPC version info if available.
1367 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1369 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
1371 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
1373 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
1376 2009-05-15 Jan Hubicka <jh@suse.cz>
1378 * doc/invoke.texi (max-early-inliner-iterations): New flag.
1379 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
1380 (try_inline): Fix return value.
1381 (cgraph_decide_inlining_incrementally): Honor new value.
1382 (cgraph_early_inlining): Handle indirect inlining.
1383 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
1385 2009-05-15 Jan Hubicka <jh@suse.cz>
1387 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
1388 * cgraphunit.c (cgraph_finalize_function): Set it.
1389 (cgraph_expand_function): Use it.
1391 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1393 * real.c (encode_ieee_half): Define.
1394 (decode_ieee_half): Define.
1395 (ieee_half_format): Define.
1396 (arm_half_format): Define.
1397 * real.h (ieee_half_format): Declare.
1398 (arm_half_format): Declare.
1400 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1402 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
1403 swapped, and reversed optabs exist before trying to use them.
1405 2009-05-15 Paul Brook <paul@codesourcery.com>
1406 Sandra Loosemore <sandra@codesourcery.com>
1408 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
1409 loads. Allow PRE_DEC.
1410 (output_move_neon): Handle PRE_DEC.
1411 (arm_print_operand): Add 'A' for neon structure loads.
1412 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
1413 * config/arm/neon.md (neon_mov): Update comment.
1414 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
1416 (Um): New constraint.
1418 2009-05-15 Jan Hubicka <jh@suse.cz>
1420 Revert the following patch until testsuite fallout is fixed:
1421 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1422 * cgraph.h (struct inline_summary): New filed self_wize,
1423 size_inlining_benefit, self_time and time_inlining_benefit.
1424 (struct cgraph_global_info): Replace insns by time ans size fields.
1425 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1426 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1427 (ipcp_update_callgraph): Do not touch function bodies.
1428 * ipa-inline.c: Include except.h
1429 (MAX_TIME): New constant.
1430 (overall_insns): Remove
1431 (overall_size, max_benefit): New static variables.
1432 (cgraph_estimate_time_after_inlining): New function.
1433 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1434 (cgraph_clone_inlined_nodes): Update size.
1435 (cgraph_mark_inline_edge): Update size.
1436 (cgraph_estimate_growth): Use size info.
1437 (cgraph_check_inline_limits): Check size.
1438 (cgraph_default_inline_p): Likewise.
1439 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1440 (cgraph_decide_recursive_inlining): Check size.
1441 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1443 (cgraph_decide_inlining): Likewise.
1444 (cgraph_decide_inlining_incrementally): Likewise; honor
1445 PARAM_EARLY_INLINING_INSNS.
1446 (likely_eliminated_by_inlining_p): New predicate.
1447 (estimate_function_body_sizes): New function.
1448 (compute_inline_parameters): Use it.
1449 * except.c (must_not_throw_labels): New function.
1450 * except.h (must_not_throw_labels): Declare.
1451 * tree-inline.c (init_inline_once): Kill inlining_weigths
1452 * tree-ssa-structalias.c: Avoid uninitialized warning.
1453 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1454 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1455 (PARAM_INLINE_CALL_COST): Remove.
1456 (PARAM_EARLY_INLINING_INSNS): New.
1458 2009-05-15 Richard Guenther <rguenther@suse.de>
1460 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
1461 not TODO_update_ssa.
1463 2009-05-15 Richard Guenther <rguenther@suse.de>
1465 PR tree-optimization/39999
1466 * gimple.h (gimple_expr_type): Use the expression type looking
1467 through useless conversions.
1468 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
1469 (vn_nary_op_insert_stmt): Likewise.
1470 (simplify_binary_expression): Likewise.
1472 2009-05-15 Richard Guenther <rguenther@suse.de>
1474 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1475 New options, enabled by default.
1476 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1478 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
1479 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
1480 * tree-ssa-structalias.c (gate_tree_pta): New function.
1481 (pass_build_alias): Use it.
1483 2009-05-15 Joseph Myers <joseph@codesourcery.com>
1485 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
1486 recurse on an invariant address if a conversion from a pointer
1487 type to a wider integer type is involved.
1489 2009-05-15 Jan Hubicka <jh@suse.cz>
1491 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1492 * cgraph.h (struct inline_summary): New filed self_wize,
1493 size_inlining_benefit, self_time and time_inlining_benefit.
1494 (struct cgraph_global_info): Replace insns by time ans size fields.
1495 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1496 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1497 (ipcp_update_callgraph): Do not touch function bodies.
1498 * ipa-inline.c: Include except.h
1499 (MAX_TIME): New constant.
1500 (overall_insns): Remove
1501 (overall_size, max_benefit): New static variables.
1502 (cgraph_estimate_time_after_inlining): New function.
1503 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1504 (cgraph_clone_inlined_nodes): Update size.
1505 (cgraph_mark_inline_edge): Update size.
1506 (cgraph_estimate_growth): Use size info.
1507 (cgraph_check_inline_limits): Check size.
1508 (cgraph_default_inline_p): Likewise.
1509 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1510 (cgraph_decide_recursive_inlining): Check size.
1511 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1513 (cgraph_decide_inlining): Likewise.
1514 (cgraph_decide_inlining_incrementally): Likewise; honor
1515 PARAM_EARLY_INLINING_INSNS.
1516 (likely_eliminated_by_inlining_p): New predicate.
1517 (estimate_function_body_sizes): New function.
1518 (compute_inline_parameters): Use it.
1519 * except.c (must_not_throw_labels): New function.
1520 * except.h (must_not_throw_labels): Declare.
1521 * tree-inline.c (init_inline_once): Kill inlining_weigths
1522 * tree-ssa-structalias.c: Avoid uninitialized warning.
1523 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1524 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1525 (PARAM_INLINE_CALL_COST): Remove.
1526 (PARAM_EARLY_INLINING_INSNS): New.
1527 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
1528 (inline-call-cost): Remove.
1529 (early-inlining-insns): New.
1531 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
1533 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
1535 (print_int_cst_bounds_in_octal_p): Likewise.
1536 (dbxout_type): Adjust calls to above functions. Be prepared to deal
1538 * dwarf2out.c (base_type_die): Likewise.
1539 (is_subrange_type): Delete.
1540 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
1541 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
1542 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
1543 the destination type is boolean.
1544 (build_range_check): Do not special-case subtypes.
1545 (fold_sign_changed_comparison): Likewise.
1546 (fold_unary): Likewise.
1547 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
1548 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
1549 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
1550 * tree.c (subrange_type_for_debug_p): New predicate based on the former
1552 * tree.h (subrange_type_for_debug_p): Declare.
1553 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
1554 (convert_affine_scev): Remove call to above function.
1555 (chrec_convert_aggressive): Likewise.
1556 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
1557 false for conversions involving subtypes.
1558 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
1559 (vrp_val_min): Likewise.
1560 (needs_overflow_infinity): Likewise.
1561 (extract_range_from_unary_expr): Likewise.
1563 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
1565 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1566 * config/frv/frv.c: Likewise.
1567 * config/s390/s390.c: Likewise.
1568 * config/sparc/sparc.h: Likewise.
1569 * config/i386/i386.h: Likewise.
1570 * config/i386/i386.c: Likewise.
1571 * config/crx/crx.c: Likewise.
1572 * config/m68hc11/m68hc11.h: Likewise.
1573 * config/iq2000/iq2000.c: Likewise.
1574 * config/mn10300/mn10300.h: Likewise.
1575 * config/mn10300/mn10300.c: Likewise.
1576 * config/m68k/m68k.c: Likewise.
1577 * config/rs6000/rs6000.c: Likewise.
1578 * config/rs6000/xcoff.h: Likewise.
1579 * config/rs6000/linux64.h: Likewise.
1580 * config/rs6000/sysv4.h: Likewise.
1581 * config/score/score3.c: Likewise.
1582 * config/score/score7.c: Likewise.
1583 * config/score/score.c: Likewise.
1584 * config/arm/arm.md: Likewise.
1585 * config/mips/mips.c: Likewise.
1586 * config/mips/mips.md: Likewise.
1587 * config/bfin/bfin.h: Likewise.
1588 * config/pa/pa.c: Likewise.
1589 * config/pa/constraints.md: Likewise.
1591 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
1592 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
1593 * config/pdp11/pdp11.h: Use memory_address_p instead.
1595 2009-05-14 Ian Lance Taylor <iant@google.com>
1597 * passes.c (finish_optimization_passes): Change i to int.
1598 * plugin.c (plugins_active_p): Change event to int.
1599 (dump_active_plugins): Likewise.
1600 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
1602 * tree.c (tree_range_check_failed): Change c to unsigned int.
1603 (omp_clause_range_check_failed): Likewise.
1604 (build_common_builtin_nodes): Change mode to int. Add cast.
1605 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
1606 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
1608 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
1609 ++ or -- with a variable of enum type.
1611 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1614 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
1616 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1618 * store-motion.c: Do not include params.h
1619 * Makefile.in: Fix dependencies for various files.
1621 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1623 * auto-inc-dec.c: Fix pass description, remove apparent
1624 accidental duplication.
1626 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
1629 * ipa-utils.h (memory_identifier_string): Moved to ...
1630 * tree.h (memory_identifier_string): Here. Add GTY(()).
1632 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1634 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
1635 in the former documentation of...
1636 (GO_IF_LEGITIMATE_ADDRESS): ... this.
1637 * ira-conflicts.c (get_dup_num): Use address_operand.
1638 * targhooks.c (default_legitimate_address_p): New.
1639 * targhooks.h (default_legitimate_address_p): New.
1640 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
1642 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
1643 * target.h (struct target): Add legitimate_address_p.
1644 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
1645 (TARGET_INITIALIZER): Include it.
1647 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1648 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
1649 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
1650 (TARGET_LEGITIMATE_ADDRESS_P): New.
1652 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1653 (REG_OK_STRICT_P): Delete.
1654 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
1655 (frv_legitimate_address_p_1): ... this.
1656 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
1657 (frv_legitimate_address_p_1): ... the renamed old
1658 frv_legitimate_address_p.
1659 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
1660 (TARGET_LEGITIMATE_ADDRESS_P): New.
1662 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1663 * config/s390/s390-protos.h (legitimate_address_p): Remove.
1664 * config/s390/s390.c (legitimate_address_p): Rename to...
1665 (s390_legitimate_address_p): ... this, make static.
1666 (legitimize_address): Adjust call.
1667 (TARGET_LEGITIMATE_ADDRESS_P): New.
1668 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
1670 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1671 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
1672 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
1673 (TARGET_LEGITIMATE_ADDRESS_P): New.
1675 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1676 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
1677 * config/spu/spu.c (spu_legitimate_address): Rename to...
1678 (spu_legitimate_address_p): ... this, make static.
1679 (TARGET_LEGITIMATE_ADDRESS_P): New.
1681 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1682 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
1683 * config/sparc/sparc.c (legitimate_address_p): Rename to...
1684 (sparc_legitimate_address_p): ... this, make static and return bool.
1685 (legitimize_address): Adjust call.
1686 (TARGET_LEGITIMATE_ADDRESS_P): New.
1688 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1689 * config/i386/i386-protos.h (legitimate_address_p): Remove.
1690 * config/i386/i386.c (legitimate_address_p): Rename to...
1691 (ix86_legitimate_address_p): ... this, make static.
1692 (constant_address_p): Move after it, adjust call.
1693 (TARGET_LEGITIMATE_ADDRESS_P): New.
1695 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1696 * config/avr/avr-protos.h (legitimate_address_p): Remove.
1697 * config/avr/avr.c (legitimate_address_p): Rename to...
1698 (avr_legitimate_address_p): ... this, make static.
1699 (legitimize_address): Adjust call.
1700 (TARGET_LEGITIMATE_ADDRESS_P): New.
1702 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1703 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
1704 * config/crx/crx.c (crx_legitimate_address_p): Make static.
1705 (TARGET_LEGITIMATE_ADDRESS_P): New.
1707 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1708 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
1709 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
1710 (TARGET_LEGITIMATE_ADDRESS_P): New.
1712 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1713 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
1715 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1717 (TARGET_LEGITIMATE_ADDRESS_P): New.
1719 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1720 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
1722 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
1724 (m68hc11_legitimate_address_p): ... this, make static.
1725 (go_if_legitimate_address_internal): Rename to...
1726 (m68hc11_legitimate_address_p_1): ... this.
1727 (legitimize_address): Adjust call.
1728 (TARGET_LEGITIMATE_ADDRESS_P): New.
1730 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1731 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
1732 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
1733 (TARGET_LEGITIMATE_ADDRESS_P): New.
1735 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1736 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
1737 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
1738 (mn10300_legitimate_address_p): ... this, make static.
1739 (TARGET_LEGITIMATE_ADDRESS_P): New.
1741 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1742 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
1743 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
1744 (TARGET_LEGITIMATE_ADDRESS_P): New.
1746 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1747 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
1748 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
1749 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1750 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
1751 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
1752 (rs6000_legitimate_address_p): ... this, make static.
1753 (TARGET_LEGITIMATE_ADDRESS_P): New.
1754 (REG_MODE_OK_FOR_BASE_P): Delete.
1755 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
1757 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1758 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
1760 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
1761 static, adjust types.
1762 (TARGET_LEGITIMATE_ADDRESS_P): New.
1764 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1765 * config/score/score.c (score_address_p): Rename to...
1766 (score_legitimate_address_p): ... this.
1767 (TARGET_LEGITIMATE_ADDRESS_P): New.
1768 * config/score/score3.c (score3_address_p): Rename to...
1769 (score3_legitimate_address_p): ... this.
1770 * config/score/score7.c (score7_address_p): Rename to...
1771 (score7_legitimate_address_p): ... this.
1773 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
1774 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
1775 GO_IF_LEGITIMATE_ADDRESS): Delete.
1776 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
1777 thumb2_legitimate_address_p): Delete.
1778 (arm_legitimate_address_p): Rename to...
1779 (arm_legitimate_address_outer_p): ... this.
1780 * config/arm/constraints.md ("Uq"): Adjust call.
1781 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
1782 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
1783 (arm_legitimate_address_outer_p): ... this.
1784 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
1785 (TARGET_LEGITIMATE_ADDRESS_P): New.
1787 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1788 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
1789 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
1790 (TARGET_LEGITIMATE_ADDRESS_P): New.
1792 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1793 * config/vax/vax-protos.h (legitimate_address_p): Remove.
1794 * config/vax/vax.c (legitimate_address_p): Rename to...
1795 (vax_legitimate_address_p): ... this, make static.
1796 (TARGET_LEGITIMATE_ADDRESS_P): New.
1798 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1799 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
1800 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
1801 (TARGET_LEGITIMATE_ADDRESS_P): New.
1803 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1804 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
1805 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
1806 (mmix_legitimate_address_p): ... this, make static.
1807 (TARGET_LEGITIMATE_ADDRESS_P): New.
1809 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1810 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
1811 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
1812 (TARGET_LEGITIMATE_ADDRESS_P): New.
1814 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1816 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
1817 of MODE_COMPLEX_INT.
1819 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1821 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
1822 LCT_NORMAL in function call.
1823 * mips-tdump.c (print_file_desc): Add cast to enum type.
1824 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
1825 (mark_stabs): Add casts to enum types.
1826 (parse_stabs_common): Add casts to enum types.
1828 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1830 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
1831 Check for invalid values of LETTER.
1833 2009-05-13 Taras Glek <tglek@mozilla.com>
1835 * attribs.c (register_attribute): moved out attribute registration into
1837 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
1838 * gcc-plugin.h: Added forward decl for register_attribute.
1839 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
1840 * plugin.c (register_callback, invoke_plugin_callbacks): Added
1841 PLUGIN_ATTRIBUTES boilerplate.
1843 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
1845 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
1846 values even in sentinel and empty entries.
1847 (ms_printf_flag_specs): Likewise.
1848 (ms_scanf_flag_specs): Likewise.
1849 (ms_strftime_flag_specs): Likewise.
1850 (ms_print_char_table): Likewise.
1851 (ms_scan_char_table): Likewise.
1852 (ms_time_char_table): Likewise.
1854 2009-05-13 Doug Kwan <dougkwan@google.com>
1856 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
1858 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1860 * config/mips/mips.md (store): Add attributes for QI and HI.
1862 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
1863 (truncdi<mode>2): ... this new pattern.
1865 2009-05-13 Brad Hards <bradh@kde.org>
1867 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
1869 2009-05-14 Jakub Jelinek <jakub@redhat.com>
1870 Ben Elliston <bje@au.ibm.com>
1873 * dse.c (check_mem_read_rtx): Guard against width == -1.
1875 2009-05-13 Michael Matz <matz@suse.de>
1878 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
1879 (trivially_conflicts_p): New function.
1880 (insert_backedge_copies): Use it.
1882 2009-05-13 Janis Johnson <janis187@us.ibm.com>
1884 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
1885 (handle_stdc_pragma): Use new enum constant names.
1886 (handle_pragma_float_const_decimal64): Ditto.
1888 2009-05-13 Ian Lance Taylor <iant@google.com>
1890 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
1893 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
1895 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
1896 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
1898 * config/m68k/m68k.h (FL_UCLINUX): Define.
1900 2009-05-13 Jan Hubicka <jh@suse.cz>
1902 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
1904 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1906 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
1907 unless -fschedule-insns is specified.
1909 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1912 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
1913 TARGET_EXPAND_CBRANCHDI4.
1914 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
1915 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
1916 (cmpeqdi): Fix comment.
1918 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1920 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
1921 (sh_legitimate_address_p): Likewise.
1922 * config/sh/sh.c (sh_legitimate_index_p): New.
1923 (sh_legitimate_address_p): Likewise.
1924 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
1925 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
1926 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
1927 (MAYBE_BASE_REGISTER_RTX_P): New macro.
1928 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
1929 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
1930 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
1931 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
1932 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
1934 2009-05-12 Jan Hubicka <jh@suse.cz>
1936 * tree-inline.c (estimate_operator_cost): Add operands;
1937 when division happens by constant, it is cheap.
1938 (estimate_num_insns): Loads and stores are not having cost of 0;
1939 EH magic stuff is cheap; when computing runtime cost of switch,
1940 use log2 base of amount of its cases; builtin_expect has cost of 0;
1941 compute cost for moving return value of call.
1942 (init_inline_once): Initialize time_based flags.
1943 * tree-inline.h (eni_weights_d): Add time_based flag.
1945 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1947 * df-core.c: Update head documentation.
1949 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1952 * rs6000.c (rs6000_generate_compare): Use op1b instead of
1953 shadowing exisiting variable op1.
1955 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
1958 * config/i386/driver-i386.c (processor_signatures): New enum.
1959 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
1960 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
1961 processor signature to detect geode processor.
1963 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1967 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1969 * optabs.c (prepare_cmp_insn): Temporarily disable test that
1970 causes spurious differences between trunk and cond-optab branch.
1972 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1974 * dojump.c (compare_from_rtx): Delete.
1975 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
1976 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
1977 if the comparison does not satisfy the predicate; test predicates for
1978 operands 2 and 3 of a cstore pattern. Don't try cstore optab
1979 further if one existing pattern fails.
1980 * expr.h (compare_from_rtx): Delete.
1981 (prepare_operand): Declare it.
1982 * optabs.c: Change "lib call" to "libcall" throughout.
1983 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
1984 HAVE_conditional_trap, emit_cmp_insn): Delete.
1985 (can_compare_p): Delete cmp_optab case.
1986 (prepare_float_lib_cmp): Return an rtx and a machine mode.
1987 Accept other parameters by value.
1988 (prepare_operand): Make non-static.
1989 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
1990 other parameters by value. Try to widen operands here based on
1991 an optab_methods argument and looking at cbranch_optab.
1992 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
1993 loop. Use cbranch_optab directly.
1994 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
1995 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
1997 (emit_conditional_move, emit_conditional_add): Inline what's needed
1998 of compare_from_rtx, using new prepare_cmp_insn for the rest.
1999 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
2000 with COMPARE. Move cmov_optab and cstore_optab above
2001 with cbranch_optab, move cmp_optab down with ucmp_optab,
2002 remove tst_otpab. Do not initialize trap_rtx.
2003 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
2004 for trap code. Do not check HAVE_conditional_trap. Use
2005 prepare_cmp_insn. Accept no predicate for operand 3.
2006 * optabs.h (OTI_cmp): Mark as used only for libcalls.
2007 (OTI_ctrap, ctrap_optab): New.
2008 (tst_optab): Delete.
2009 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
2010 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
2011 with lookup of ctrap_optab.
2012 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
2013 setcc_gen_code): Delete.
2016 * combine.c (combine_simplify_rtx, simplify_set): Do not
2017 special case comparing against zero for cc0 machines.
2018 * simplify-rtx.c (simplify_binary_operation_1): Never remove
2019 COMPARE on cc0 machines.
2020 (simplify_relational_operation): Return a new expression when
2021 a COMPARE could be removed.
2022 * final.c (final_scan_insn): Compare cc_status values
2023 against LHS of a (compare FOO (const_int 0)) cc0 source.
2024 Also check if cc_status.value is the full compare.
2026 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
2027 (cstoreMM4): Document.
2028 (conditional_trap): Document ctrapMM4 instead.
2029 (sync_compare_and_swapMM): Refer to cbranchcc4.
2030 (Dependent Patterns): Eliminate obsolete information referring to
2031 the old jump optimization phase.
2032 (Canonicalization): Include cbranchcc4 case, omit canonicalization
2033 of compares with 0 on cc0 machines.
2034 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
2035 avoiding references to cc0. Remove text about storing operands
2037 * doc/tm.texi (Condition Codes): Include blurb on different
2038 condition code representations, separate into subsections for
2039 CC0, MODE_CC and conditional execution.
2041 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
2042 alpha_emit_setcc): Accept operands and a machine mode.
2043 * config/alpha/alpha.c (alpha_emit_conditional_branch):
2044 Get code/op0/op1 from operands, use machine mode argument
2045 instead of alpha_compare.fp_p. Emit the branch here.
2046 (alpha_emit_setcc): Likewise, and return boolean.
2047 (alpha_emit_conditional_move): Likewise. Assert that
2048 cmp_op_mode == cmp_mode, and simplify accordingly.
2049 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
2050 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
2051 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
2053 (stack probe test): Use cbranchdi4.
2054 * config/alpha/predicates.md (alpha_cbranch_operator): New.
2056 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
2057 * config/arc/arc.h (movsicc, movsfcc): Use it.
2058 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
2059 (cbranchsi4, cstoresi4): New.
2060 (cmpsi, bCC and sCC expanders): Remove.
2062 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
2063 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
2064 * config/arm/predicates.md (arm_comparison_operator): Only include
2065 floating-point operators if there is a hardware floating-point unit.
2066 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
2067 deferring to cbranch_cc and cstore_cc respectively.
2068 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
2069 cbranch_cc, cstore_cc): New.
2070 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
2072 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
2074 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
2075 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
2077 (adjust_insn_length): Adjust calls.
2078 (avr_reorg): Handle (compare (foo) (const_int 0)).
2079 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
2080 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
2081 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
2082 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
2084 (cbranchqi4, cbranchhi4, cbranchsi4): New.
2085 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
2087 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
2088 (cbranchsi4, cstorebi4, cstoresi4): New.
2089 (movbisi): This insn is duplicate, split it to zero_extend.
2090 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
2091 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
2092 (bfin_optimize_loop): Use cbranch expander.
2093 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
2094 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
2095 (bfin_bimode_comparison_operator): ... this.
2096 (bfin_direct_comparison_operator): New.
2098 * config/cris/cris.c (cris_normal_notice_update_cc): Look
2099 inside (compare FOO (const_int 0)).
2100 (cris_rtx_costs): Handle ZERO_EXTRACT.
2101 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
2102 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
2103 (*tstdi_v32): Delete.
2104 (*cmpdi_non_v32): Add M alternative for operand 1.
2105 (cmpsi, cmp<mode>): Make private.
2106 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
2108 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
2110 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
2111 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
2112 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
2113 (cc_reg_operand): New.
2115 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
2116 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
2117 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
2118 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
2119 crx_expand_scond): Delete.
2121 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
2123 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
2124 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
2126 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
2127 cstoresi4, cstoresf4, cstoredf4): New.
2128 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
2129 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2130 Receive the entire operands array.
2131 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
2132 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
2133 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2134 Get test/op0/op1 from the operands array.
2135 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
2137 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
2138 (h8300_expand_store): New.
2139 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
2141 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
2142 (h8300_expand_store): New.
2143 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
2144 or do not try to produce (set (cc0) REG).
2145 (peepholes): Wrap arguments with COMPARE. Add a peephole to
2146 change a compare into a move to a scratch register. Disable some
2147 peepholes when comparing with zero.
2148 (tstsi, tsthi, tstsi, cmpqi): Make private.
2151 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
2154 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
2155 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
2156 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
2157 (ix86_emit_i387_log1p): Use cbranchxf2.
2158 (ix86_expand_setcc): Return void.
2159 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
2160 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
2161 cmp<MODEF>, cmpcc): Remove.
2162 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
2163 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
2164 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
2165 (sCC and bCC expanders): Remove.
2166 (stack_protect_test): Use cbranchcc4.
2168 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
2170 (ia64_expand_compare): Accept three rtx by reference and return void.
2171 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
2172 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
2173 from *expr. Update *expr with the BImode comparison to do.
2174 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
2175 cmptf, bCC, sCC, conditional_trap): Delete.
2176 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
2177 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
2178 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
2179 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
2180 * config/ia64/predicates.md (ia64_cbranch_operator): New.
2182 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
2183 type of last argument.
2184 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
2185 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
2186 use machine mode argument instead of branch_type. Remove dead
2187 code for floating-point comparisons.
2188 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
2189 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
2191 (cbranchsi4, cstoresi4): New.
2192 * config/iq2000/predicates.md (reg_or_const_operand): New.
2194 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
2195 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
2196 (b<code>_op): Rewrite to...
2197 (bcc_op): ... this, using match_operator.
2198 (s<code>_op): Rewrite to...
2199 (scc_op): ... this, using match_operator.
2200 (s<code>_24_op): Rewrite to...
2201 (scc_op_24): ... this, using match_operator.
2202 (s<code>_<mode>): Rewrite to...
2203 (cstore<mode>4): ... this, using match_operator.
2204 (s<code>_<mode>_24): Rewrite to...
2205 (cstore<mode>4_24): ... this, using match_operator.
2206 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
2207 m32c_unpend_compare, m32c_expand_scc): Delete.
2208 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
2209 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
2210 (m32c_expand_movcc): Change NE to EQ if necessary.
2211 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
2213 * config/m32r/m32r-protos.h (gen_cond_store): New.
2214 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
2215 (gen_cond_store): New, from sCC patterns.
2216 (m32r_expand_block_move): Use cbranchsi4.
2217 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
2218 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
2219 (cbranchsi4, cstoresi4): New.
2221 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
2223 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
2224 (m68hc11_notice_update_cc): Look into a compare with 0.
2225 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
2227 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
2228 cmphi, cmpqi, bCC): Delete.
2229 (cbranchsi4, cbranchhi4, cbranchqi4): New.
2230 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
2231 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
2234 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
2235 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
2236 * config/m68k/constraints.md (H): New.
2237 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
2238 the define_insn below.
2239 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
2240 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
2241 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
2242 patterns): Wrap RHS with COMPARE.
2243 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
2244 (*cmpdi_internal): Name this pattern.
2245 (cmpdi): Change to define_insn.
2246 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
2247 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
2248 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
2250 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
2251 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
2252 (conditional_trap): Change to...
2253 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
2254 (*conditional_trap): Use the ordered_comparison_operator and
2255 const1_operand predicates.
2256 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
2257 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
2258 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
2259 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
2261 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
2262 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
2263 (mcore_gen_compare): New.
2264 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
2265 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
2266 (mcore_gen_compare): ... this.
2267 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
2268 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
2269 (stack probe pattern): Use cbranchsi4.
2271 * config/mips/predicates.md (mips_cstore_operator): New.
2272 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
2273 * config/mips/mips.md (any_cond): Delete.
2274 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
2276 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
2277 fixuns_truncsfdi2): Use cbranch patterns.
2278 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
2279 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
2280 Adjust call to mips_expand_conditional_branch.
2281 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
2283 * config/mips/mips-protos.h (mips_expand_conditional_branch,
2284 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
2285 * config/mips/mips.c (cmp_operands): Delete.
2286 (mips_emit_compare): Get comparison operands from *op0/*op1.
2287 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
2288 that it succeeds. Use op0/op1 instead of cmp_operands.
2289 (mips_expand_conditional_branch, mips_expand_conditional_move,
2290 mips_expand_conditional_trap): Likewise.
2291 (mips_block_move_loop): Use cbranch patterns.
2292 * config/mips/mips.h (cmp_operands): Delete.
2294 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
2295 (mmix_gen_compare_reg): Just return a register in the right CC mode.
2296 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
2297 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
2298 (*cmpcc_folded): Rename to...
2299 (*cmpdi_folded): this.
2300 (*cmpcc): Rename to...
2302 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
2305 (cbranchdf4): New. Handle invalid comparisons here.
2306 * config/mmix/predicates.md (float_comparison_operator): New.
2308 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
2309 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
2310 * config/mn10300/mn10300.md (tst): Delete.
2311 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
2312 Name these patterns and wrap RHS in a compare.
2313 (*cmpsi): Make this pattern private. Include tst.
2314 (*cmpsf): Make this pattern private.
2315 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
2316 (compare with zero peepholes): Likewise.
2318 (cbranchsi4, cbranchsf4): New.
2319 (casesi): Use cbranchsi4.
2321 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
2322 hppa_branch_type): Delete.
2323 (return_addr_rtx): Use cbranchsi4.
2324 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
2325 Emit CCFPmode comparison here.
2326 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
2327 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
2328 hppa_branch_type): Delete.
2329 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
2330 (movsicc, movdicc): Remove references to hppa_compare_op0,
2331 hppa_compare_op1 and compare_from_rtx.
2332 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
2333 (casesi): Use cbranchsi4.
2335 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
2336 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
2337 * config/pdp11/pdp11.md (register_or_const0_operand): New.
2338 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
2339 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
2341 (cbranchdf4, cbranchhi4, cbranchqi4): New.
2342 (*branch, *branch_inverted): New.
2344 * config/picochip/picochip.md (cbranchhi4): Use
2345 ordered_comparison_operator.
2346 (cmphi, bCC): Remove.
2348 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
2349 (trap_comparison_operator): Delete.
2350 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
2351 rs6000_emit_cbranch): Accept mode and operands.
2352 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
2353 rs6000_compare_fp_p): Delete.
2354 (rs6000_generate_compare): Accept mode and comparison. Extract code
2355 and op0/op1 from there. Replace references to rs6000_compare_op0
2356 and rs6000_compare_op1.
2357 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
2358 extract result from passed operands.
2359 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
2360 extract loc from passed operands.
2361 (rs6000_emit_cmove): Likewise.
2362 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
2363 rs6000_compare_fp_p): Delete.
2364 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
2365 (cbranch<GPR>4, cbranch<FP>4): New.
2366 (cstore<mode>4): New. Consolidate here all choices about when to use
2367 portable or specialized sCC sequences.
2368 (stack_protect_test): Use cbranchsi4.
2369 (conditional_trap): Replace with ctrap<GPR>4.
2370 (conditional trap insn): Replace trap_comparison_operator with
2371 ordered_comparison_operator.
2373 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
2374 (s390_emit_prologue): Use ctrap.
2375 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
2376 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
2377 New predicates replacing...
2378 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
2379 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
2380 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
2381 (add<mode>cc): Do not use s390_compare_op0/op1.
2382 (s<code>): Change to...
2383 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
2385 (cstorecc4): ... this. Handle EQ or NE equally.
2386 (*sne): Un-privatize for use in cstorecc4.
2387 (b<code>): Change to...
2388 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
2389 (conditional_trap): Replace with...
2390 (ctrap<GPR>4, ctrap<FP>4): ... these.
2391 (stack_protect): Use cbranchcc4.
2393 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
2394 * config/score/score-protos.h (score_gen_cmp): Delete.
2395 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
2396 (score_block_move-loop): Use cbranchsi4.
2397 * config/score/score.md (cbranchsi4): New.
2398 (cmpsi, bCC): Delete.
2399 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
2400 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2401 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
2402 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2403 * config/score/score3.h (score3_gen_cmp): Delete.
2404 * config/score/score7.h (score7_gen_cmp): Delete.
2406 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
2407 (sh_emit_scc_to_t): ... this. Return void.
2408 (from_compare): Rename to...
2409 (sh_emit_compare_and_branch): ... this.
2410 (sh_emit_compare_and_set): New.
2411 (sh_expand_t_scc): Accept operands.
2412 * config/sh/predicates.md (sh_float_comparison_operator): New.
2413 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
2414 (prepare_scc_operands): Rename to...
2415 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
2417 (sh_emit_cheap_store_flag): New.
2418 (sh_emit_set_t_insn): New.
2419 (from_compare): Rename to...
2420 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
2421 handling of TARGET_SH2E floating point to avoid recursive call.
2422 Generate branch here.
2423 (sh_emit_compare_and_set): New.
2424 (sh_expand_t_scc): Get op0/op1 from arguments.
2425 (sh_emit_cheap_store_flag): New.
2426 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
2428 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
2429 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
2430 (movsicc, movdicc): Do nothing when it recreated operands from
2431 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
2432 prepare_scc_operands (now sh_emit_scc_to_t).
2433 (udivdi3): Use cstoresi4.
2434 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
2435 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
2436 (cbranchint4_media, cbranchfp4_media): New.
2437 (casesi): Use cbranchdi4.
2438 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
2440 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
2441 (movnegt): Remove second operand.
2442 (cbranchsf4, cbranchdf4): New.
2443 (stack_protect): Use cbranchdi4/cbranchsi4.
2445 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
2446 (gen_compare_reg): Accept comparison, extract part of it to...
2447 (gen_compare_reg_1): ... this.
2448 (gen_compare_operator): Delete.
2449 (gen_v9_scc): Accept separate destination, comparison code and arms.
2450 Do not use sparc_compare_op0/sparc_compare_op1.
2451 (emit_scc_insn, emit_conditional_branch_insn): New.
2452 (emit_v9_brxx): Make static. Remove useless assertion.
2453 (sparc_emit_float_lib_cmp): Return RTL instead of calling
2455 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
2456 * config/sparc/sparc-protos.h (gen_compare_reg,
2457 sparc_emit_float_lib_cmp): Adjust prototype.
2458 (emit_scc_insn, emit_conditional_branch_insn): New.
2459 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
2460 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
2461 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
2462 iterators to the top.
2463 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
2464 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
2465 snedi_special_trunc): Delete.
2466 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
2467 and snedi_special_trunc.
2468 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
2469 cbranchdi4, cbranch<F:mode>4): New.
2470 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
2471 here. Use gen_compare_reg instead of gen_compare_operator.
2472 (conditional_trap): Replace with...
2473 (ctrapsi4, ctrapdi4): ... this.
2474 (stack_protect_test): Use cbranchcc4.
2476 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
2478 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
2479 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
2480 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
2481 from operands[0] or operands[3] depending on is_set.
2482 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
2483 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
2484 cmpdf, bCC), sCC: Remove.
2485 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
2486 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
2488 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
2489 spu_emit_branch_or_set.
2491 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
2493 * config/stormy16/stormy16.h (xstormy16_compare_op0,
2494 xstormy16_compare_op1): Delete.
2495 * config/stormy16/stormy16.c (xstormy16_compare_op0,
2496 xstormy16_compare_op1): Delete.
2497 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
2499 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
2500 (cmphi, cmpsi, bCC): Remove.
2502 * config/v850/v850.md (tstsi, cmpsi): Fold into...
2503 (*cmpsi): ... this one.
2504 (cbranchsi4, cstoresi4): New.
2505 (bCC expanders): Delete.
2506 (sCC insns): Fold into...
2507 (*setcc): ... this one.
2508 (casesi): Do not use gen_cmpsi and gen_bgtu.
2509 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
2510 (movsicc): Simplify.
2511 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
2513 * config/vax/vax-protos.h (cond_name): New.
2514 (vax_output_conditional_branch): Remove.
2515 * config/vax/vax.c (cond_name): New.
2516 (vax_output_conditional_branch): Remove.
2517 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
2518 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
2519 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
2520 (bit<VAXint>): Wrap source with (compare).
2521 (b<code> and following unnamed pattern): Rename to *branch and
2522 *branch_reversed. Change macroization to match_operator.
2523 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
2525 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
2526 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
2527 Change last argument to machine_mode.
2528 (xtensa_expand_scc): Add machine_mode argument.
2529 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
2530 (gen_conditional_move, xtensa_expand_conditional_branch,
2531 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
2532 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
2533 Adjust operand numbers.
2534 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
2536 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
2537 (cmpsi, cmpsf, b<code>, s<code>): Delete.
2538 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
2540 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2542 * optabs.c (prepare_cmp_insn): Temporarily disable test that
2543 causes spurious differences between trunk and cond-optab branch.
2545 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2548 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
2550 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2552 * tree.c (iterative_hash_pointer): Delete.
2553 (iterative_hash_expr): Short-circuit handling of NULL pointer.
2554 Hash UIDs and versions of SSA names. Don't special-case built-in
2555 function declarations.
2557 2009-05-11 Ian Lance Taylor <iant@google.com>
2560 * graphite.c: Force -Wc++-compat to only be a warning before
2561 #including "cloog/cloog.h".
2563 2009-05-11 Martin Jambor <mjambor@suse.cz>
2565 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
2567 2009-05-11 Jan Hubicka <jh@suse.cz>
2569 * tree-ssa-loop-ivcanon.c: Include target.h
2570 (struct loop_size): new structure.
2571 (constant_after_peeling): New predicate.
2572 (tree_estimate_loop_size): New function.
2573 (estimated_unrolled_size): Rewrite for new estimates.
2574 (try_unroll_loop_completely): Use new estimates.
2575 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
2577 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2579 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
2580 libcpp interface change.
2581 (spu_macro_to_expand): Likewise.
2583 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
2585 PR tree-optimization/40026
2586 * gimplify.c (gimplify_init_constructor): Change initial conditional
2587 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
2588 optimize_compound_literals_in_ctor.
2590 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
2592 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
2594 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
2596 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
2598 * tree-vect-data-refs.c (vect_analyze_group_access): Use
2599 HOST_WIDE_INT for gap.
2601 2009-05-11 Ira Rosen <irar@il.ibm.com>
2603 PR tree-optimization/40074
2604 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
2605 account in group size and step comparison.
2607 2009-05-11 Richard Guenther <rguenther@suse.de>
2609 * passes.c (init_optimization_passes): Strip now incorrect comment.
2610 (execute_function_todo): Do not set PROP_alias.
2611 * tree-pass.h (PROP_alias): Remove.
2612 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
2613 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
2614 * tree-nrv.c (pass_return_slot): Likewise.
2615 * tree-object-size.c (pass_object_sizes): Likewise.
2616 * tree-ssa-dom.c (pass_dominator): Likewise.
2617 (pass_phi_only_cprop): Likewise.
2618 * tree-ssa-dse.c (pass_dse): Likewise.
2619 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
2620 (pass_cselim): Likewise.
2621 * tree-ssa-pre.c (pass_pre): Likewise.
2622 (pass_fre): Likewise.
2623 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
2624 * tree-ssa-sink.c (pass_sink_code): Likewise.
2625 * tree-stdarg.c (pass_stdarg): Likewise.
2626 * tree-tailcall.c (pass_tail_calls): Likewise.
2627 * tree-vrp.c (pass_vrp): Likewise.
2629 2009-05-10 Ian Lance Taylor <iant@google.com>
2631 * basic-block.h (enum profile_status): Break out of struct
2633 * cgraph.h (struct inline_summary): Break out of struct
2635 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
2636 of struct cgraph_order_sort.
2637 * combine.c (enum undo_kind): New enum, broken out of struct undo.
2638 * cse.c (struct branch_path): Break out of struct
2639 cse_basic_block_data.
2640 * except.h (enum eh_region_type): Break out of struct eh_region.
2641 * gcc.c (enum add_del): Break out of struct modify_target.
2642 * genrecog.c (enum decision_type): Break out of struct decision_test.
2643 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
2645 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
2646 * regmove.c (enum match_use): New enum, broken out of struct match.
2647 * sched-int.h (enum post_call_group): New enum, broken out of
2649 (struct deps_reg): Break out of struct deps.
2650 * target.h (struct asm_int_op): Break out of struct gcc_target.
2651 * tree-eh.c (struct goto_queue_node): Break out of struct
2653 * tree-inline.h (enum copy_body_cge_which): Break out of
2655 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
2657 * c-decl.c (in_struct, struct_types): New static variables.
2658 (pushtag): Add loc parameter. Change all callers.
2659 (lookup_tag): Add ploc parameter. Change all callers.
2660 (check_compound_literal_type): New function.
2661 (parser_xref_tag): Add loc parameter. Change all callers. If
2662 -Wc++-compat, warn about struct/union/enum types defined within a
2664 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
2665 and loc parameters. Change all callers. Change error calls to
2666 error_at, using loc. For a redefinition, if the location of the
2667 original definition is known, report it. Set in_struct and
2668 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
2669 (finish_struct): Add new parameters enclosing_in_struct and
2670 enclosing_struct_types. Change all callers. Set
2671 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
2672 in the struct. If in a struct, add this struct to struct_types.
2673 (start_enum): Add loc parameter. Change all callers. Use
2674 error_at for errors, using loc. For a redefinition, if the
2675 location of the original definition is known, report it. If in a
2676 struct, add this enum type to struct_types. If -Wc++-compat warn
2677 if in sizeof, typeof, or alignof.
2678 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
2679 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
2680 (c_parser_enum_specifier): Get enum location for start_enum.
2681 (c_parser_struct_or_union_specifier): Get struct location for
2682 start_struct. Save in_struct and struct_types status between
2683 start_struct and finish_struct.
2684 (c_parser_cast_expression): Get location of cast.
2685 (c_parser_alignof_expression): Get location of type.
2686 (c_parser_postfix_expression): Likewise.
2687 (c_parser_postfix_expression_after_paren_type): Add type_loc
2688 parameter. Change all callers. Call check_compound_literal_type.
2689 Use type_loc for error about variable size type.
2690 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
2691 of an enum constant from an enum type defined in a struct or union.
2692 (c_cast_expr): Add loc parameter. Change all callers. If
2693 -Wc++-compat, warn about defining a type in a cast.
2694 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
2695 (start_enum, start_struct, finish_struct): Update declarations.
2696 (parser_xref_tag, c_cast_expr): Update declarations.
2697 (check_compound_literal_type): Declare.
2699 2009-05-11 Ben Elliston <bje@au.ibm.com>
2701 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
2702 for recent libcpp interface change.
2703 (rs6000_macro_to_expand): Likewise.
2705 2009-05-10 Michael Matz <matz@suse.de>
2708 * config/arm/arm.c (require_pic_register): Emit on entry edge,
2709 not at entry of function.
2711 2009-05-10 Richard Guenther <rguenther@suse.de>
2713 PR tree-optimization/40081
2715 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2716 using the main variant of the element type. Do not fiddle with
2717 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2719 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
2720 structs with volatile fields.
2722 2009-05-10 Jan Hubicka <jh@suse.cz>
2724 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
2725 (estimate_move_cost): Assert that it does not get called for
2727 (estimate_num_insns): Skip VOID types in argument handling.
2728 (optimize_inline_calls): Delete unreachable blocks and verify that
2731 2009-05-10 Jan Hubicka <jh@suse.cz>
2733 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
2734 * cgraph.c (cgraph_mark_address_taken_node): New function.
2735 (dump_cgraph_node): Dump new flag.
2736 * cgraph.h (struct cgraph_node): Add address_taken.
2737 (cgraph_mark_address_taken_node): New function.
2738 * ipa.c (cgraph_postorder): Prioritize functions with address taken
2739 since new direct calls can be born.
2741 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2743 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
2746 2009-05-10 Jan Hubicka <jh@suse.cz>
2749 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
2751 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
2752 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
2753 * tree-inline.c (copy_bb): Set frequency correctly.
2754 (fold_marked_statements): Update call to
2755 cgraph_update_edges_for_call_stmt.
2757 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2759 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
2760 identifiers in diagnostics.
2761 * config/arm/arm.c (arm_handle_fndecl_attribute,
2762 arm_handle_isr_attribute): Likewise.
2763 * config/avr/avr.c (avr_handle_progmem_attribute,
2764 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
2765 * config/bfin/bfin.c (handle_int_attribute,
2766 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
2767 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
2768 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
2770 * config/darwin.c (darwin_handle_kext_attribute,
2771 darwin_handle_weak_import_attribute): Likewise.
2772 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
2773 h8300_handle_eightbit_data_attribute,
2774 h8300_handle_tiny_data_attribute): Likewise.
2775 * config/i386/i386.c (ix86_handle_cconv_attribute,
2776 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
2777 * config/i386/winnt.c (ix86_handle_shared_attribute,
2778 ix86_handle_selectany_attribute): Likewise.
2779 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2780 * config/m32c/m32c.c (function_vector_handler): Likewise.
2781 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
2782 m68hc11_handle_fntype_attribute): Likewise.
2783 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2784 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2785 * config/mips/mips.c (mips_insert_attributes,
2786 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
2787 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
2788 rs6000_handle_struct_attribute): Likewise.
2789 * config/sh/sh.c (sh_insert_attributes,
2790 sh_handle_resbank_handler_attribute,
2791 sh_handle_interrupt_handler_attribute,
2792 sh2a_handle_function_vector_handler_attribute,
2793 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2795 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
2796 * config/spu/spu.c (spu_handle_fndecl_attribute,
2797 spu_handle_vector_attribute): Likewise.
2798 * config/stormy16/stormy16.c
2799 (xstormy16_handle_interrupt_attribute): Likewise.
2800 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
2801 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2803 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2805 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
2806 (pp_translate_identifiers): New.
2807 (pp_identifier): Only conditionally translate identifier to locale
2809 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
2810 (pp_base_tree_identifier): Only conditionally translate identifier
2811 to locale character set.
2812 * c-pretty-print.c (M_): Define.
2813 (pp_c_type_specifier, pp_c_primary_expression): Mark English
2814 fragments for conditional translation with M_.
2815 * tree-pretty-print.c (maybe_init_pretty_print): Disable
2816 identifier translation.
2818 2009-05-10 Richard Guenther <rguenther@suse.de>
2820 PR tree-optimization/40081
2821 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2822 using the main variant of the element type. Do not fiddle with
2823 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2825 2009-05-09 Jan Hubicka <jh@suse.cz>
2828 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
2829 indirect calls; verify cgraph afterwards.
2831 2009-05-09 Jan Hubicka <jh@suse.cz>
2834 * ipa.c (update_inlined_to_pointer): New function.
2835 (cgraph_remove_unreachable_nodes): Use it.
2837 2009-05-09 Jan Hubicka <jh@suse.cz>
2839 * tree-eh.c (struct leh_state): Remove prev_try.
2840 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
2842 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
2843 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
2844 remove_eh_handler_and_replace, foreach_reachable_handler,
2845 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
2846 * except.h (struct eh_region): Remove eh_region_u_cleanup.
2847 (gen_eh_region_cleanup): Update prototype.
2849 2009-05-09 Jan Hubicka <jh@suse.cz>
2852 * except.c (copy_eh_region): Always set prev_try.
2853 (redirect_eh_edge_to_label): Find outer try.
2854 (foreach_reachable_handler): When looking for prev try
2855 handle case where previous try is not going to be taken.
2857 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2859 PR tree-optimization/40049
2860 * tree-vect-stmts.c (vectorizable_operation): If the machine has
2861 only vector/vector shifts, convert the type of the constant to the
2862 appropriate type to avoid building incorrect trees, which
2863 eventually have problems with garbage collection.
2865 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2867 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
2868 -1 for complex floating-point types if honoring signed zeros.
2870 2009-05-08 Jan Hubicka <jh@suse.cz>
2872 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
2873 argument; handle correctly when profile is absent.
2874 (build_cgraph_edges): Update.
2875 (rebuild_cgraph_edges): Update.
2876 * cgraph.c: Do not include varray.h.
2877 (cgraph_set_call_stmt_including_clones): New function.
2878 (cgraph_create_edge_including_clones): Likewise
2879 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
2880 (cgraph_update_edges_for_call_stmt): Handle clones.
2881 (cgraph_remove_node): Handle clone tree.
2882 (cgraph_remove_node_and_inline_clones): New function.
2883 (dump_cgraph_node): Dump clone tree.
2884 (cgraph_clone_node): Handle clone tree.
2885 (clone_function_name): Bring here from tree-inline.c.
2886 (cgraph_create_virtual_clone): New function.
2887 * cgraph.h (ipa_replace_map): Move here from ipa.h.
2888 (cgraph_clone_info): New function.
2889 (strut cgraph_node): Add clone_info and new clone tree pointers.
2890 (cgraph_remove_node_and_inline_clones,
2891 cgraph_set_call_stmt_including_clones,
2892 cgraph_create_edge_including_clones,
2893 cgraph_create_virtual_clone): Declare.
2894 (cgraph_function_versioning): Use VEC argument.
2895 (compute_call_stmt_bb_frequency): Update prototype.
2896 (cgraph_materialize_all_clones): New function.
2897 * ipa-cp.c (ipcp_update_cloned_node): Remove.
2898 (ipcp_create_replace_map): Update to VECtors.
2899 (ipcp_update_callgraph): Use virtual clones.
2900 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
2901 (ipcp_update_profiling): Do not update local profiling.
2902 (ipcp_insert_stage): Use VECtors and virtual clones.
2903 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
2904 (clone_of_p): New function.
2905 (cgraph_preserve_function_body_p): Use clone tree.
2906 (cgraph_optimize): Materialize clones.
2907 (cgraph_function_versioning): Update for VECtors.
2908 (save_inline_function_body): Use clone tree.
2909 (cgraph_materialize_clone): New function.
2910 (cgraph_materialize_all_clones): Likewise.
2911 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
2912 * ipa.c: Include gimple.h.
2913 (cgraph_remove_unreachable_nodes): Use clone tree.
2914 * ipa-prop.c (ipa_note_param_call): Update call to
2915 compute_call_stmt_bb_frequencycall.
2916 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
2917 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
2918 (copy_bb): Handle updating of clone tree; add new edge when new call
2920 (expand_call_inline): Be strict about every call having edge.
2921 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
2922 (delete_unreachable_blocks_update_callgraph): New function.
2923 (tree_function_versioning): Use VECtors; always remove unreachable
2924 blocks and fold conditionals.
2925 * tree-inline.h: Do not include varray.h.
2926 (tree_function_versioning): Remove.
2927 * Makefile.in (GTFILES): Remove tree-inline.c
2928 * passes.c (do_per_function): Do only functions having body.
2929 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
2932 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
2933 Andrew Morrow <acm@google.com>
2936 * c-common.c (c_common_attribute_table): Permit deprecated
2937 attribute to take an optional argument.
2938 (handle_deprecated_attribute): If the optional argument to
2939 __attribute__((deprecated)) is not a string ignore the attribute
2942 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
2943 * c-typeck.c (build_component_ref): Likewise.
2944 (build_external_ref): Likewise.
2946 * toplev.c (warn_deprecated_use): Add an attribute argument.
2947 Emit the message associated with __attribute__((deprecated)).
2949 * toplev.h (warn_deprecated_use): Updated.
2951 * doc/extend.texi: Document new optional parameter to
2952 __attribute__((deprecated))
2954 2009-05-08 Michael Eager <eager@eagercon.com>
2956 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
2957 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
2959 2009-05-08 Richard Guenther <rguenther@suse.de>
2961 PR tree-optimization/40062
2962 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
2963 Avoid exponential behavior.
2965 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2967 PR rtl-optimization/33928
2969 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
2970 process_uses, build_single_def_use_links): New.
2971 (update_df): Update use_def_ref.
2972 (forward_propagate_into): Use get_def_for_use instead of use-def
2974 (fwprop_init): Call build_single_def_use_links and let it initialize
2976 (fwprop_done): Free use_def_ref.
2977 (fwprop_addr): Eliminate duplicate call to df_set_flags.
2978 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
2979 df_rd_simulate_one_insn): New.
2980 (df_rd_bb_local_compute_process_def): Update head comment.
2981 (df_chain_create_bb): Use the new RD simulation functions.
2982 * df.h (df_rd_simulate_artificial_defs_at_top,
2983 df_rd_simulate_one_insn): New.
2984 * opts.c (decode_options): Enable fwprop at -O1.
2985 * doc/invoke.texi (-fforward-propagate): Document this.
2987 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2990 * c-typeck.c (build_binary_op): Handle arithmetic between one real
2991 and one complex operand specially.
2992 * tree-complex.c (some_nonzerop): Do not identify a real value as
2993 zero if flag_signed_zeros.
2995 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2997 PR rtl-optimization/33928
2998 * loop-invariant.c (record_use): Fix && vs. || mishap.
3000 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
3002 PR rtl-optimization/33928
3003 * loop-invariant.c (struct use): Add addr_use_p.
3004 (struct def): Add n_addr_uses.
3005 (struct invariant): Add cheap_address.
3006 (create_new_invariant): Set cheap_address.
3007 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
3008 (record_uses): Pass df_ref to record_use.
3009 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
3012 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
3014 * config/sh/sh.c: Do not include c-pragma.h.
3016 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
3018 * config/spu/spu.c: Remove include of c-common.h.
3020 2009-05-07 Janis Johnson <janis187@us.ibm.com>
3023 * c-common.h (mark_valid_location_for_stdc_pragma,
3024 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
3025 clear_float_const_decimal64, float_const_decimal64_p): New.
3026 * c.opt (Wunsuffixed-float-constants): New.
3027 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
3028 unsuffixed float constant, handle new warning.
3029 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
3030 * c-decl.c (c_scope): New flag float_const_decimal64.
3031 (set_float_const_decimal64, clear_float_const_decimal64,
3032 float_const_decimal64_p): New.
3033 (push_scope): Set new flag.
3034 * c-parser.c (c_parser_translation_unit): Mark when it's valid
3035 to use STDC pragmas.
3036 (c_parser_external_declaration): Ditto.
3037 (c_parser_compound_statement_nostart): Ditto.
3038 * c-pragma.c (valid_location_for_stdc_pragma,
3039 mark_valid_location_for_stdc_pragma,
3040 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
3041 handle_pragma_float_const_decimal64): New.
3042 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
3043 * cp/semantics.c (valid_location_for_stdc_pragma_p,
3044 set_float_const_decimal64, clear_float_const_decimal64,
3045 float_const_decimal64_p): New dummy functions.
3046 * doc/extend.texi (Decimal Float): Remove statement that the
3047 pragma, and suffix for double constants, are not supported.
3048 * doc/invoke.texi (Warning Options): List new option.
3049 (-Wunsuffixed-float-constants): New.
3051 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
3053 * config/i386/i386.c: Do not include c-common.h.
3055 2009-05-07 Mark Heffernan <meheff@google.com>
3057 * doc/invoke.texi (Debugging Options): Document change of debugging
3059 * opts.c (decode_options): Make dump_base_name relative to
3060 aux_base_name directory.
3062 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
3064 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
3065 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
3067 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
3069 * Makefile.in (install-plugin): Simplify a bit.
3071 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
3073 * Makefile.in (OBJS-common): Add regcprop.o.
3075 * timevar.def (TV_CPROP_REGISTERS): New.
3076 * regrename.c (regrename_optimize): Return 0.
3077 (rest_of_handle_regrename): Delete.
3078 (pass_rename_registers): Point to regrename_optimize.
3079 (struct value_data_entry, struct value_data,
3080 kill_value_one_regno, kill_value_regno, kill_value,
3081 set_value_regno, init_value_data, kill_clobbered_value,
3082 kill_set_value, kill_autoinc_value, copy_value,
3083 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
3084 replace_oldest_value_reg, replace_oldest_value_addr,
3085 replace_oldest_value_mem, copyprop_hardreg_forward_1,
3086 debug_value_data, validate_value_data): Move...
3087 * regcprop.c: ... here.
3088 (rest_of_handle_cprop): Delete.
3089 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
3091 2009-05-07 Jakub Jelinek <jakub@redhat.com>
3094 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
3095 GEN_INT for 1 << bitnum.
3096 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
3099 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
3101 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
3102 Remove wrong description of "nand" operation.
3104 2009-05-06 Richard Guenther <rguenther@suse.de>
3105 Adam Nemet <anemet@caviumnetworks.com>
3107 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
3108 comment. Add that if LHS is not a gimple register, then RHS1 has
3109 to be a single object (GIMPLE_SINGLE_RHS).
3111 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
3113 * expr.c (get_def_for_expr): Move it up in the file.
3114 (store_field): When expanding a bit-field store, look at the
3115 defining gimple stmt for the masking conversion.
3117 2009-05-06 Janis Johnson <janis187@us.ibm.com>
3120 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
3121 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
3122 32-bit memcpy into long.
3124 2009-05-06 Jakub Jelinek <jakub@redhat.com>
3126 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
3127 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
3129 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
3130 instead of appending DW_OP_deref*.
3132 2009-05-06 Michael Matz <matz@suse.de>
3135 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
3136 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
3138 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
3140 * Makefile.in (install-plugin): Fix srcdir handling.
3142 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
3144 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
3145 when processing for not_regs_needed bitmap.
3146 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
3147 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
3148 handling it for rhs.
3150 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3152 * config/i386/i386.md (unnamed inc/dec peephole): Use
3153 optimize_insn_for_size_p instead of optimize_size.
3154 * config/i386/predicates.md (incdec_operand): Likewise.
3155 (aligned_operand): Likewise.
3156 * config/i386/sse.md (divv8sf3): Likewise.
3157 (sqrtv8sf2): Likewise.
3159 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3161 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
3163 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
3165 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3167 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
3168 ssemodesuffixf2c with avxmodesuffixf2c.
3170 2009-05-06 Joseph Myers <joseph@codesourcery.com>
3173 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
3175 2009-05-05 Jakub Jelinek <jakub@redhat.com>
3177 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
3178 (struct tree_base): Adjust spacing for 8 bit boundaries.
3179 (struct tree_decl_common): Add decl_by_reference_flag bit.
3180 (DECL_BY_REFERENCE): Adjust.
3181 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
3182 print DECL_BY_REFERENCE bit.
3183 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
3184 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
3185 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
3186 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
3190 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
3191 range of the type, but default label is missing, add it with one
3192 of the existing labels instead of adding a new label for it.
3194 2009-05-05 Joseph Myers <joseph@codesourcery.com>
3198 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
3200 * Makefile.in (enable_plugin, plugin_includedir): New.
3201 (install): Depend on install-plugin.
3202 (PLUGIN_HEADERS): New.
3203 (install-plugin): New.
3204 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
3206 2009-05-05 Richard Guenther <rguenther@suse.de>
3208 PR tree-optimization/40022
3209 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
3211 (phivn_valid_p): Fix tuplification error, simplify.
3212 (phiprop_insert_phi): Add dumps.
3213 (propagate_with_phi): Simplify.
3215 2009-05-05 Richard Guenther <rguenther@suse.de>
3218 * builtins.c (gimplify_va_arg_expr): Properly build the address.
3220 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
3222 * tree.h (strip_float_extensions): Remove duplicate declaration.
3223 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
3224 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
3225 block_ultimate_origin): Rearrange the declarations line to match the
3226 comment that indicates the .c file which the functions are defined.
3227 (dwarf2out_*, set_decl_rtl): Add comment.
3228 (get_base_address): Adjust comment.
3229 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
3230 declarations line and add comment.
3231 (is_builtin_name): Add blank after function name, for clarity.
3233 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3235 * attribs.c (decl_attributes): Use %qE for identifiers in
3237 * cgraphunit.c (verify_cgraph_node): Translate function names to
3238 locale character set in diagnostics.
3239 * coverage.c (get_coverage_counts): Use %qE for identifiers in
3241 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
3242 Document that functions are named in UTF-8.
3243 * expr.c (expand_expr_real_1): Translate function names to locale
3244 character set in diagnostics.
3245 * gimplify.c (omp_notice_variable, omp_is_private,
3246 gimplify_scan_omp_clauses): Use %qE for identifiers in
3248 * langhooks.c (lhd_print_error_function): Translate function names
3249 to locale character set.
3250 * langhooks.h (decl_printable_name): Document that return value is
3251 in internal character set.
3252 * stmt.c: Include pretty-print.h
3253 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
3255 (resolve_operand_name_1): Translate named operand name to locale
3257 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
3259 * toplev.c (announce_function): Translate function names to locale
3261 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
3262 (default_tree_printer): Use pp_identifier or translate identifiers
3263 to locale character set. Mark "<anonymous>" for translation.
3264 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
3265 for identifiers in diagnostics.
3266 * tree.c (handle_dll_attribute): Use %qE for identifiers in
3268 * varasm.c (output_constructor): Use %qE for identifiers in
3271 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
3273 * configure.ac: use ` ` instead of $()
3274 * configure: Regenerate.
3276 2009-05-05 Ben Elliston <bje@au.ibm.com>
3278 * config/pa/linux-atomic.c: Eliminate conditional include of
3279 errno.h on non-LP64 systems to simplify build requirements.
3281 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3283 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
3285 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
3286 and pass value to identifier_to_locale.
3287 (warn_variable_length_array): Make name a tree.
3288 (grokdeclarator): Separate diagnostic texts for named and unnamed
3289 declarators. Use %qE for named declarators.
3290 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
3292 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
3293 identifiers in diagnostics.
3294 * c-typeck.c (push_member_name, start_init): Pass identifiers to
3295 identifier_to_locale. Mark "anonymous" strings for translation.
3297 2009-05-04 Michael Eager <eager@eagercon.com>
3299 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
3300 address for DImode/DFmode only if double-precision FP regs.
3302 2009-05-04 Michael Eager <eager@eagercon.com>
3304 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
3305 TARGET_SINGLE_FLOAT check.
3307 2009-05-04 Michael Eager <eager@eagercon.com>
3309 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
3311 2009-05-04 Michael Eager <eager@eagercon.com>
3313 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
3314 * config/rs6000/t-xilinx: New
3316 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
3318 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
3319 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
3320 * gcc/explow.c (memory_address): Use target hook.
3321 * gcc/targhooks.c (default_legitimize_address): New.
3322 * gcc/targhooks.h (default_legitimize_address): New.
3323 * gcc/target.h (legitimize_address): New.
3324 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
3325 (TARGET_INITIALIZER): Include it.
3326 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
3328 * config/bfin/bfin-protos.h (legitimize_address): Remove.
3329 * config/bfin/bfin.c (legitimize_address): Remove.
3330 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
3331 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
3333 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
3334 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
3336 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
3337 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
3338 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
3339 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
3340 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
3341 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
3342 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
3343 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
3344 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
3345 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
3346 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
3347 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
3348 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
3349 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
3350 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
3351 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
3352 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
3353 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
3354 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
3355 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
3356 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
3357 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
3358 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
3360 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
3361 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
3362 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
3363 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
3364 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
3365 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
3366 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
3367 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
3368 (thumb_legitimize_address): Delete.
3369 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
3370 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
3371 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
3372 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
3373 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
3374 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
3376 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
3379 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
3380 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
3381 * config/m32r/m32r.c (m32r_legitimize_address): New.
3382 * config/m68k/m68k.c (m68k_legitimize_address): New.
3383 * config/score/score.c (score_legitimize_address): Standardize.
3384 * config/score/score3.c (score3_legitimize_address): Standardize.
3385 * config/score/score3.h (score3_legitimize_address): Adjust.
3386 * config/score/score7.c (score7_legitimize_address): Standardize.
3387 * config/score/score7.h (score7_legitimize_address): Adjust.
3388 * config/sh/sh.c (sh_legitimize_address): New.
3389 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
3391 * gcc/config/s390/s390.c (legitimize_address): Rename to...
3392 (s390_legitimize_address): ... this.
3393 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
3394 (sparc_legitimize_address): ... this.
3395 * gcc/config/i386/i386.c (legitimize_address): Rename to...
3396 (ix86_legitimize_address): ... this.
3397 * gcc/config/avr/avr.c (legitimize_address): Rename to...
3398 (avr_legitimize_address): ... this.
3399 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
3400 (mn10300_legitimize_address): ... this.
3401 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
3402 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
3403 (alpha_expand_mov): Adjust call.
3405 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
3406 * config/spu/spu.c (spu_legitimize_address): Likewise.
3407 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
3408 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
3410 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3412 * intl.c (locale_encoding, locale_utf8): New.
3413 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
3414 * intl.h (locale_encoding, locale_utf8): Declare.
3415 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
3416 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
3418 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
3420 (pp_tree_identifier): Define to call pp_base_tree_identifier.
3421 (pp_base_tree_identifier): Declare as function.
3422 (identifier_to_locale): Declare.
3423 * Makefile.in (pretty-print.o): Update dependencies.
3424 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
3426 2009-05-04 Richard Guenther <rguenther@suse.de>
3429 * builtins.c (fold_builtin_memory_op): Do not decay to element
3430 type if the size matches the whole array.
3432 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3434 * expmed.c (synth_mult): When trying out a shift, pass the result
3437 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3439 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
3440 (shiftsub1_cost): New.
3441 (init_expmed): Compute shiftsub1_cost.
3442 (synth_mult): Optimize multiplications by constants of the form
3443 -(2^^m-1) for some constant positive integer m.
3445 2009-05-03 Richard Guenther <rguenther@suse.de>
3448 * c-typeck.c (array_to_pointer_conversion): Do not built
3449 ADDR_EXPRs of arrays of pointer-to-element type.
3450 * c-gimplify.c (c_gimplify_expr): Revert change fixing
3451 up wrong ADDR_EXPRs after-the-fact.
3452 * c-common.c (strict_aliasing_warning): Strip pointer
3453 conversions for obtaining the original type.
3454 * builtins.c (fold_builtin_memset): Handle array types.
3455 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
3458 2009-05-03 Richard Guenther <rguenther@suse.de>
3461 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
3462 Do not lose casts from array types with unknown extent to array
3463 types with known extent.
3464 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
3465 alias set compatibility.
3467 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
3469 * flags.h (extra_warnings): Delete.
3470 * toplev.c (process_options): Handle Wuninitialized here.
3471 * opts.c (extra_warnings): Delete.
3472 (set_Wextra): Delete.
3473 (common_handle_option): -Wextra can be handled automatically.
3474 * c-opts.c (c_common_handle_option): Delete obsolete code.
3475 (c_common_post_options): Simplify comment.
3476 * common.opt (W): Add Var.
3478 (Wuninitialized): Initialize to -1.
3480 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
3481 Richard Guenther <rguenther@suse.de>
3483 * expr.c (get_def_for_expr): New function.
3484 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
3485 SSA rather than trees.
3486 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
3487 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
3489 2009-05-03 Joseph Myers <joseph@codesourcery.com>
3491 * c-common.c (reswords): Add _Imaginary.
3492 * c-common.c (enum rid): Add RID_IMAGINARY.
3494 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
3496 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
3497 Patch by Richard Guenther.
3499 2009-05-03 Anatoly Sokolov <aesok@post.ru>
3501 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
3502 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3503 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
3504 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
3505 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
3506 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
3507 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
3508 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
3509 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
3510 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
3511 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
3512 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
3513 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
3514 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
3515 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
3516 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
3517 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
3518 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
3520 2009-05-02 Richard Guenther <rguenther@suse.de>
3522 PR tree-optimization/39940
3523 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
3526 2009-05-02 Richard Guenther <rguenther@suse.de>
3529 * tree-ssa.c (execute_update_addresses_taken): Properly check
3530 if we can mark a variable DECL_GIMPLE_REG_P.
3531 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
3532 back to the end of the function.
3533 (is_gimple_reg_type): Remove complex type special casing.
3534 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
3537 2009-05-02 Ben Elliston <bje@au.ibm.com>
3539 * doc/collect2.texi (Collect2): Document search path behaviour
3540 when configured with --with-ld.
3542 2009-05-02 Jan Hubicka <jh@suse.cz>
3544 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
3545 parameter; update callers.
3546 (coalesce_cost_edge): EH edges are costier because they needs
3547 splitting even if not critical and even more costier when there are
3548 multiple EH predecestors.
3550 2009-05-02 Jan Hubicka <jh@suse.cz>
3552 * except.c (remove_eh_handler_and_replace): Handle updating after
3553 removing TRY blocks.
3555 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
3557 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
3559 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
3561 * varasm.c: Do not include c-pragma.h.
3562 * attribs.c: Do not incude c-common.h.
3564 2009-05-01 Michael Matz <matz@suse.de>
3566 * calls.c (initialize_argument_information): Handle SSA names like
3567 decls with a non MEM_P DECL_RTL.
3569 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3571 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
3572 * ipa-utils.c: Likewise.
3573 * ipa-type-escape.c: Likewise.
3574 * cgraphunit.c Do not include c-common.h.
3575 * ipa-pure-const.c: Likewise.
3576 * tree-if-conv.c: Likewise.
3577 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
3578 * ipa-struct-reorg.c: Likewise.
3579 * tree-nomudflap.c: Likewise.
3580 * tree-ssa-structalias.c: Likewise.
3582 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3584 * store-motion.c: Many cleanups to make this pass a first-class
3585 citizen instead of an appendix to gcse load motion. Add TODO list
3586 to make this pass faster/cleaner/better.
3588 (struct ls_expr): Post gcse.c-split cleanups.
3589 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
3590 "stores" field to "avail_stores".
3591 (pre_ldst_mems): Rename to store_motion_mems.
3592 (pre_ldst_table): Rename to store_motion_mems_table.
3593 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
3594 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
3595 (ldst_entry): Rename to st_expr_entry, update users.
3596 (free_ldst_entry): Rename to free_st_expr_entry, update users.
3597 (free_ldst_mems): Rename to free_store_motion_mems, update users.
3598 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
3600 (first_ls_expr): Rename to first_st_expr, update users.
3601 (next_ls_expr): Rename to next_st_expr, update users.
3602 (print_ldst_list): Rename to print_store_motion_mems. Print names of
3603 fields properly for store motion instead of names inherited from load
3605 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
3606 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
3609 (ae_kill): Rename to st_kill, update users.
3610 (ae_gen): Rename to st_avloc, update users.
3611 (transp): Rename to st_transp, update users.
3612 (pre_insert_map): Rename to st_insert_map, update users.
3613 (pre_delete_map): Rename to st_delete_map, update users.
3614 (insert_store, build_store_vectors, free_store_memory,
3615 one_store_motion_pass): Update for abovementioned changes.
3617 (gcse_subst_count, gcse_create_count): Remove.
3618 (one_store_motion_pass): New statistics counters "n_stores_deleted"
3619 and "n_stores_created", local variables.
3621 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
3624 (regvec, compute_store_table_current_insn): Remove.
3625 (reg_set_info, reg_clear_last_set): Remove.
3626 (compute_store_table): Use DF caches instead of local dataflow
3629 2009-05-01 Joseph Myers <joseph@codesourcery.com>
3631 * c-objc-common.c (c_tree_printer): Print identifiers with
3632 pp_identifier, not pp_string. Mark "({anonymous})" for
3634 * c-pretty-print.c (pp_c_ws_string): New.
3635 (pp_c_cv_qualifier, pp_c_type_specifier,
3636 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
3637 pp_c_storage_class_specifier, pp_c_function_specifier,
3638 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
3639 pp_c_primary_expression, pp_c_postfix_expression,
3640 pp_c_unary_expression, pp_c_shift_expression,
3641 pp_c_relational_expression, pp_c_equality_expression,
3642 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
3643 use pp_string and pp_c_ws_string in place of pp_identifier and
3644 pp_c_identifier for non-identifiers. Mark English strings for
3646 * c-pretty-print.h (pp_c_ws_string): Declare.
3648 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
3649 Roland McGrath <roland@redhat.com>
3651 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
3652 (ENABLE_LD_BUILDID): New configuration option.
3653 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
3654 (LINK_BUILDID_SPEC): New macro.
3655 (init_spec): If defined, prepend it between LINK_EH_SPEC and
3657 * doc/install.texi: Document --enable-linker-build-id option.
3658 * configure: Rebuild.
3659 * config.in: Rebuild.
3661 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
3663 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
3664 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
3665 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
3666 MIPS_GP_SAVE_AREA_SIZE.
3667 * config/mips/mips.c (struct mips_frame_info): Update comment
3668 before arg_pointer_offset and hard_frame_pointer_offset.
3669 (mips_compute_frame_info): Update diagram before function: to
3670 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
3671 indicate the position of frame_pointer_rtx with -fstack-protector and
3672 to show args_size. Don't allocate cprestore area for leaf functions
3673 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
3675 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
3677 2009-04-30 Michael Matz <matz@suse.de>
3679 PR tree-optimization/39955
3680 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
3682 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
3684 * ira.c (setup_cover_and_important_classes): Use safe macro
3685 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
3687 * genpreds.c (write_tm_preds_h): Output suitable definition of
3688 REG_CLASS_FOR_CONSTRAINT.
3690 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3692 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
3694 * bitmap.c (bitmap_descriptor): Likewise.
3695 * ggc-common.c (loc_descriptor): Likewise.
3696 * varray.c (varray_descriptor): Likewise.
3697 * vec.c (vec_descriptor): Likewise.
3699 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
3701 * Makefile.in (dce.o): Add $(EXCEPT_H).
3702 * dce.c: Include except.h and delete redundant vector definitions.
3703 (deletable_insn_p): Return false for non-call insns that can throw
3706 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
3708 * gcse.c (ae_gen): Remove.
3709 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
3710 and make non-static function to make it available in store-motion.c.
3711 Update call sites with search-and-replace.
3712 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
3713 extract_mentioned_regs, extract_mentioned_regs_helper,
3714 find_moveable_store, compute_store_table, load_kills_store, find_loads,
3715 store_killed_in_insn, store_killed_after, store_killed_before,
3716 build_store_vectors, insert_insn_start_basic_block, insert-store,
3717 remove_reachable_equiv_notes, replace_store_insn, delete_store,
3718 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
3719 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
3720 * store-motion.c: ...new file. Also copy data structures from gcse.c
3721 and clean up to remove parts not used by store motion.
3722 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
3723 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
3725 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3728 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
3729 when optimizing for size.
3731 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
3733 * gcse.c (gcse_constant_p): Fix typo in last change.
3735 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3737 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
3739 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
3741 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
3743 2009-04-29 James E. Wilson <wilson@codesourcery.com>
3745 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
3746 CONST_HIGH_PART result.
3748 2009-04-29 Anatoly Sokolov <aesok@post.ru>
3750 * config/avr/avr.c (initial_elimination_offset): Rename to
3751 avr_initial_elimination_offset.
3752 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
3753 change return type to bool.
3754 (avr_can_eliminate): New function.
3755 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
3756 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
3757 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
3758 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
3759 avr_initial_elimination_offset.
3760 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
3761 (avr_initial_elimination_offset): Define.
3763 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
3764 Steven Bosscher <steven@gcc.gnu.org>
3766 PR rtl-optimization/39938
3767 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
3768 * cfgrtl.c: Include insn-attr.h.
3769 (rest_of_pass_free_cfg): New function.
3770 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
3771 * resource.c (init_resource_info): Remove call to df_analyze.
3773 2009-04-29 Richard Guenther <rguenther@suse.de>
3776 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
3777 allow conversion to signed integers.
3779 2009-04-29 Richard Guenther <rguenther@suse.de>
3781 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
3782 shifts of floating point vectors if the shift amount is
3783 a constant multiple of the element size.
3785 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
3786 Michael Matz <matz@suse.de>
3790 * tree-outof-ssa.c (emit_partition_copy): New function.
3791 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3792 insert_part_to_rtx_on_edge): Perform the partition base var
3793 copy using emit_partition_copy.
3794 (insert_value_copy_on_edge): Convert constants to the right mode.
3795 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
3796 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
3798 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3800 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
3801 scan backwards to try to find a constant to initialize it.
3803 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
3804 insn before the loop_end instruction, don't look past labels.
3806 2009-04-29 Richard Guenther <rguenther@suse.de>
3809 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3810 loose type conversions.
3811 (forward_propagate_addr_expr): Fix tuplification bug. Remove
3812 stmts only if there are no uses of its definition.
3814 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3816 * config/bfin/bfin.h (splitting_loops): Declare.
3817 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
3818 Reorder bit definitions to be ascending.
3819 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
3820 * config/bfin/bfin.c (splitting_loops): New variable.
3821 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
3822 (struct loop_info): Remove members INIT and LOOP_INIT.
3823 (bfin_optimize_loop): Don't set them. Reorder the code that generates
3824 the LSETUP sequence. Allow LC to be loaded from any register, but
3825 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
3826 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
3828 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
3829 of reload_completed.
3832 * config/bfin/bfin.md (movsi_insn): Refine constraints.
3834 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
3836 * Makefile.in (PLUGIN_VERSION_H): New.
3837 (OBJS-common): Remove plugin-version.o.
3838 (plugin.o): Depend on (PLUGIN_VERSION_H).
3839 (plugin-version.o): Remove.
3840 * configure: Regenerate
3841 * configure.ac: Create plugin-version.h.
3842 * gcc-plugin.h (plugin_gcc_version): Remove.
3843 (plugin_default_version_check): Change signature.
3844 * plugin-version.c: Remove.
3845 * plugin.c: Include plugin-version.h.
3846 (str_plugin_gcc_version_name): Remove.
3847 (try_init_one_plugin): Pass gcc version to plugin_init.
3848 (plugin_default_version_check): Both gcc and plugin versions are now
3851 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3853 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
3854 problematic last insns. Test for TYPE_CALL rather than CALL_P.
3855 Remove special case testing for last insn of inner loops. Don't fail
3856 if the loop ends with a jump, emit an extra nop instead.
3858 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
3859 DREGS rather than comparing directly. Remove code that tries to
3860 account for latencies.
3862 2009-04-29 Richard Guenther <rguenther@suse.de>
3864 PR tree-optimization/39941
3865 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
3866 eliminating an indirect call.
3868 2009-04-29 Richard Guenther <rguenther@suse.de>
3870 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
3871 parameter. Allow invariants as base if !require_lvalue.
3872 (verify_gimple_assign_single): Adjust.
3874 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3876 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
3877 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
3878 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
3879 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
3880 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
3882 * config/bfin/bfin.c (bfin_expand_builtin,
3883 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
3885 2009-04-28 Richard Guenther <rguenther@suse.de>
3887 * tree-vect-loop.c (get_initial_def_for_induction): Use
3888 correct types for pointer increment.
3890 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3892 * toplev.c (print_version): Update GMP version string calculation.
3894 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
3896 PR rtl-optimization/39938
3897 * resource.c (init_resource_info): Add call to df_analyze.
3899 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3901 * config/alpha/alpha.md (usegp): Cast the result of
3902 alpha_find_lo_sum_using_gp to enum attr_usegp.
3903 * config/alpha/alpha.c (override_options): Remove end-of-structure
3904 marker element from cpu_table. Use array size of cpu_table to handle
3905 -mcpu and -mtune options.
3906 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
3908 2009-04-28 Joseph Myers <joseph@codesourcery.com>
3910 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
3911 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
3912 tune_32 and tune_64.
3913 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3915 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
3916 * config/rs6000/option-defaults.h: ... here. New file.
3917 (OPT_64, OPT_32): Define.
3918 (MASK_64BIT): Define to 0 if not already defined.
3919 (OPT_ARCH64, OPT_ARCH32): Define.
3920 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
3923 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3925 * config/arm/arm.c (arm_override_options): Emit error on using
3928 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3930 PR rtl-optimization/39914
3931 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3932 registers for allocnos created from user-defined variables only
3933 when not optimizing.
3935 2009-04-28 Richard Guenther <rguenther@suse.de>
3938 * fold-const.c (fold_binary): Use distribute_real_division only
3941 2009-04-28 Steve Ellcey <sje@cup.hp.com>
3943 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
3944 add hpux-stdint.h to tm_file.
3945 (hppa[12]*-*-hpux11*): Ditto.
3946 (ia64*-*-hpux*): Ditto.
3947 * config/hpux-stdint.h: New.
3948 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
3949 __STDC_EXT__ for all compiles.
3950 * config/pa/pa-hpux.h: Ditto.
3951 * config/pa/pa-hpux10.h: Ditto.
3952 * config/pa/pa-hpux11.h: Ditto.
3954 2009-04-28 Catherine Moore <clm@codesourcery.com>
3956 * debug.h (set_name): Add comment.
3958 2009-04-28 Andrew Pinski <pinskia@gmail.com>
3961 * config/darwin.c (machopic_gen_offset): Check
3962 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
3963 * config/arm/arm.c (require_pic_register): Likewise.
3965 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
3967 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
3968 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
3969 m32c_promote_prototypes): Delete.
3971 2009-04-28 Michael Matz <matz@suse.de>
3974 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
3977 2009-04-28 Richard Guenther <rguenther@suse.de>
3979 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
3981 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3983 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
3984 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
3985 * config/arm/arm-tune.md: Regenerate.
3987 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
3989 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
3990 block if there are complex incoming edges.
3991 (sel_merge_blocks): Remove useless assert.
3992 (sel_redirect_edge_and_branch): Check that edge was redirected.
3993 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
3994 (sel_find_rgns): Delete declaration.
3995 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
3996 the region when it is not a preheader.
3998 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4001 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
4003 2009-04-28 Richard Guenther <rguenther@suse.de>
4005 * tree.h (SSA_NAME_VALUE): Remove.
4006 (struct tree_ssa_name): Remove value_handle member.
4007 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
4008 array for jump threading.
4009 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
4011 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
4012 * tree-flow.h (threadedge_initialize_values): Declare.
4013 (threadedge_finalize_values): Likewise.
4014 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
4015 (SSA_NAME_VALUE): Define.
4016 (threadedge_initialize_values): New function.
4017 (threadedge_finalize_values): Likewise.
4018 * tree-ssa-dom.c (ssa_name_values): New global variable.
4019 (SSA_NAME_VALUE): Define.
4020 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
4022 2009-04-28 Ira Rosen <irar@il.ibm.com>
4024 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
4025 Use REPORT_VECTORIZED_LOCATIONS instead
4026 REPORT_VECTORIZED_LOOPS.
4027 * tree-vectorizer.c (vect_verbosity_level): Make static.
4028 (vect_loop_location): Rename to vect_location.
4029 (vect_set_verbosity_level): Update comment.
4030 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
4032 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
4033 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
4034 instead REPORT_UNVECTORIZED_LOOPS.
4035 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
4036 and vect_loop_def to vect_external_def and vect_internal_def.
4037 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
4038 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
4039 REPORT_UNVECTORIZED_LOCATIONS.
4040 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
4041 and vect_used_in_loop and to vect_unused_in_scope and
4043 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
4044 (vect_verbosity_level): Remove declaration.
4045 (vect_analyze_operations): Likewise.
4046 (vect_analyze_stmt): Declare.
4047 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
4048 REPORT_UNVECTORIZED_LOCATIONS.
4049 (vect_get_loop_niters): Fix indentation.
4050 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
4051 (vect_analyze_loop_operations): New function.
4052 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
4053 vect_analyze_operations.
4054 (vect_is_simple_reduction): Use new names.
4055 (vectorizable_live_operation, vect_transform_loop): Likewise.
4056 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
4057 to specify whether the data references can be a part of interleaving
4059 (vect_analyze_data_ref_dependence): Use new names.
4060 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
4061 (vect_create_addr_base_for_vector_ref): Remove redundant code.
4062 * tree-vect-patterns.c (widened_name_p): Use new names.
4063 (vect_recog_dot_prod_pattern): Likewise.
4064 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
4065 (process_use, vect_mark_stmts_to_be_vectorized,
4066 vect_model_simple_cost, vect_model_store_cost,
4067 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
4068 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4069 vectorizable_operation, vectorizable_type_demotion,
4070 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
4071 vectorizable_condition): Likewise.
4072 (vect_analyze_operations): Split into vect_analyze_loop_operations
4074 (vect_analyze_stmt): ... new function.
4075 (new_stmt_vec_info): Use new names.
4076 (vect_is_simple_use): Use new names and fix comment.
4077 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
4078 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
4080 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4083 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
4084 and integer modes for x87 operands. Do not ICE for unsupported size,
4085 generate error instead. Generate error for unsupported operand types.
4086 ['z']: Do not handle HImode memory operands specially. Warning
4087 for floating-point operands. Fallthru to 'Z' for unsupported operand
4088 types. Do not ICE for unsupported size, generate error instead.
4089 (output_387_binary_op): Use %Z to output operands.
4090 (output_fp_compare): Ditto.
4091 (output_387_reg_move): Ditto.
4093 2009-04-28 Ben Elliston <bje@au.ibm.com>
4098 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4100 * builtins.c (c_strlen): Do not warn here.
4101 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4102 * c-common.c (pointer_int_sum): Take an explicit location.
4103 Warn about offsets out of bounds.
4104 * c-common.h (pointer_int_sum): Adjust declaration.
4106 2009-04-27 Ian Lance Taylor <iant@google.com>
4108 * collect2.c (is_ctor_dtor): Change type of ret field in struct
4110 * dce.c (run_fast_df_dce): Change type of old_flags to int.
4111 * df-core.c (df_set_flags): Change return type to int. Change
4112 type of old_flags to int.
4113 (df_clear_flags): Likewise.
4114 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
4115 (df_get_conditional_uses): Likewise.
4116 * df.h (df_set_flags, df_clear_flags): Update declarations.
4117 * dwarf2out.c (struct indirect_string_node): Change type of form
4118 field to enum dwarf_form.
4119 (AT_string_form): Change return type to enum dwarf_form.
4120 * fixed-value.c (fixed_compare): Add cast to enum type.
4121 * fwprop.c (update_df): Change 0 to VOIDmode.
4122 * gensupport.c: Change 0 to UNKNOWN.
4123 * gimple.h (gimple_cond_code): Add cast to enum type.
4124 * haifa-sched.c (reemit_notes): Add cast to enum type.
4125 * hooks.c (hook_int_void_no_regs): Remove function.
4126 * hooks.h (hook_int_void_no_regs): Remove declaration.
4127 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
4128 * predict.c (combine_predictions_for_insn): Add casts to enum type.
4129 * real.c (real_arithmetic): Add cast to enum type.
4130 (real_compare): Likewise.
4131 * target.h (struct gcc_target): Change return type of
4132 branch_target_register_class to enum reg_class.
4133 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
4134 default_branch_target_register_class.
4135 * targhooks.c (default_branch_target_register_class): New function.
4136 * targhooks.h (default_branch_target_register_class): Declare.
4137 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
4138 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
4140 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
4142 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
4143 vect_uninitialized_def. Change 0 to ERROR_MARK.
4144 * tree-vect-stmts.c (supportable_widening_operation): Don't
4145 initialize icode1 and icode2.
4146 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
4147 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
4149 (cmn_err_flag_specs): Change 0 to STD_C89.
4150 (cmn_err_char_table): Likewise.
4151 * config/arm/arm.c (get_arm_condition_code): Change type of code
4152 to enum arm_cond_code.
4153 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
4154 (IWMMXT_BUILTIN2): Likewise.
4155 (neon_builtin_type_bits): Don't define typedef.
4156 (neon_builtin_datum): Change type of bits field to int.
4157 (arm_expand_neon_args): Add cast to enum type.
4158 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
4160 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
4162 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
4164 * config/mips/mips.md (jal_macro): Return enum constant.
4165 (single_insn): Likewise.
4166 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
4168 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4170 * config/s390/s390.c (s390_tune_flags): Change type to int.
4171 (s390_arch_flags): Likewise.
4172 (s390_handle_arch_option): Change flags field of struct pta to int.
4173 * config/s390/s390.h (s390_tune_flags): Update declaration.
4174 (s390_arch_flags): Likewise.
4175 * config/sh/sh.c (prepare_move_operands): Compare
4176 tls_symbolic_operand result with enum constant.
4177 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
4178 (sh_expand_prologue): Add cast to enum type.
4179 (sh_expand_epilogue): Likewise.
4180 (tls_symbolic_operand): Change return type to enum tls_model.
4181 (fpscr_set_from_mem): Add cast to enum type.
4182 (legitimize_pic_address): Compare tls_symbolic_operand result with
4184 (sh_target_reg_class): Change return type to enum reg_class.
4185 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
4187 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
4188 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
4189 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
4190 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
4191 (delayed_branch, tls_call_delay): Likewise.
4192 (eligible_for_sibcall_delay): Likewise.
4193 (eligible_for_return_delay): Likewise.
4194 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
4195 (spu_expand_builtin_1): Likewise.
4197 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
4198 for all types of conversions.
4199 (output_init_element): Issue -Wc++-compat warning if needed when
4200 initializing a bitfield with enum type.
4201 * c-parser.c (c_parser_expression): Set original_type to
4202 original_type of right hand operand of comman operator.
4204 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4206 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
4208 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
4209 * doc/cpp.texi (Standard Predefined Macros)
4210 (Implementation-defined behavior): Likewise.
4211 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
4212 * doc/gimple.texi (GIMPLE Exception Handling)
4213 (@code{GIMPLE_ASSIGN}): Likewise.
4214 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
4215 * doc/invoke.texi (Warning Options, Optimize Options)
4216 (AVR Options, Darwin Options): Likewise.
4217 (Optimize Options): Reformulate -fwhole-program description.
4218 * doc/loop.texi (Lambda): Likewise.
4219 * doc/md.texi (Output Template, Define Constraints)
4220 (Standard Names, Insn Splitting): Likewise.
4221 * doc/options.texi (Option properties): Likewise.
4222 * doc/passes.texi (Tree-SSA passes): Likewise.
4223 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
4224 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
4225 (File Names and DBX): Likewise.
4226 * doc/trouble.texi (Incompatibilities): Likewise.
4228 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4230 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
4231 instruction is correct.
4233 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4235 Allow non-constant arguments to conversion intrinsics.
4236 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
4237 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
4238 * spu.c (print_operand): Handle 'v' and 'w'.
4239 (exp2_immediate_p, spu_gen_exp2): Define.
4240 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
4241 spu_convtf_1): Update parameter descriptions.
4242 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
4243 * constraints.md ('v', 'w'): New.
4244 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
4246 (i2f, I2F): New define_mode_attr.
4247 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
4248 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
4249 fixuns_truncv4sfv4si2): Update to use mode attribute.
4250 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
4251 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
4252 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
4253 patterns for combine.
4255 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
4257 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
4258 (cprop, hoist, pre, store_motion): New debug counters.
4259 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
4260 is not an RTL pass anymore.
4261 (pass_profiling): Remove extern decl for pass removed in 2005.
4262 (pass_gcse, pass_jump_bypass): Remove.
4263 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
4264 to 0 for clean state.
4265 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
4266 * cse.c (gate_handle_cse_after_global_opts,
4267 rest_of_handle_cse_after_global_opts): New functions.
4268 (pass_cse_after_global_opts): New pass, does local CSE.
4269 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
4270 (TV_CPROP): New timevar.
4271 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
4272 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
4273 (gcse_main, recompute_all_luids): Remove.
4274 (compute_hash_table_work): Call max_reg_num instead of reading
4276 (cprop_jump): Don't set run_jump_opt_after_gcse.
4277 (constprop_register): Always allow to alter jumps.
4278 (cprop_insn): Likewise.
4279 (do_local_cprop): Likewise.
4280 (local_cprop_pass): Likewise. Return non-zero if something changed.
4281 (cprop): Remove function, fold interesting bits into one_cprop_pass.
4282 (find_implicit_sets): Add note about missed optimization opportunity.
4283 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
4284 pass_rtl_cprop execute function.
4285 Don't bother tracking the pass number, each pass gets its own dumpfile
4287 Always allow to alter jumpsand bypass jumps.
4288 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
4289 will just find no suitable set.
4290 (pre_edge_insert): Fix dumping, this function is for PRE only.
4291 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
4292 pass_rtl_pre execute function.
4293 (hoist_code): Return non-zero if something changed. Keep track of
4294 substitutions and insertions for statistics gathering similar to PRE.
4295 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
4296 called from the pass_rtl_hoist execute function. Show pass statistics.
4297 (compute_store_table): Use max_reg_num directly instead of using the
4298 formerly global max_gcse_regno.
4299 (build_store_vectors): Likewise.
4300 (replace_store_insn): Fix dumping.
4301 (store_motion): Rename to ...
4302 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
4303 pass, called from the pass_rtl_store_motion execute function. Keep
4304 track of substitutions and insertions for statistics gathering similar
4306 (bypass_jumps): Remove, fold interesting bits into ...
4307 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
4308 from the pass_rtl_cprop execute function.
4309 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4310 pass_jump_bypass): Remove.
4311 (gate_handle_gcse, rest_of_handle_gcse): Remove.
4312 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
4313 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
4314 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
4315 (gate_rtl_store_motion, execute_rtl_store_motion,
4316 pass_rtl_store_motion): New.
4317 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
4318 make it clear that -fcse-skip-blocks is a no-op for backward compat.
4319 * passes.c (init_optimization_passes): Remove pass_gcse and
4320 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
4321 and cse_after_global_opts in place of pass_gcse. Schedule cprop
4322 instead of pass_jump_bypass.
4324 2009-04-27 Richard Guenther <rguenther@suse.de>
4327 * gimplify.c (gimplify_expr): If we are required to create
4328 a temporary make sure it ends up as register.
4330 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
4333 * config/i386/i386.c (construct_container): Don't call
4334 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
4335 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
4337 2009-04-27 Michael Matz <matz@suse.de>
4339 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
4340 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
4341 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
4342 (dump_replaceable_exprs): Take a bitmap.
4343 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
4345 (expand_gimple_basic_block): Likewise.
4346 * tree-ssa-ter.c (struct temp_expr_table_d): Make
4347 replaceable_expressions member a bitmap.
4348 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
4349 (mark_replaceable): Likewise.
4350 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
4351 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
4353 2009-04-27 Richard Guenther <rguenther@suse.de>
4355 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
4356 (verify_stmts): Dispatch to gimple/type verification code.
4357 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
4358 issue with call argument types.
4360 2009-04-27 Michael Matz <matz@suse.de>
4362 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
4363 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
4366 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
4367 Eric Botcazou <ebotcazou@adacore.com>
4369 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
4370 a label's basic block.
4371 (mark_target_live_regs): Tidy and rework obsolete comments.
4372 Change back DF problem to LIVE. If a label starts a basic block,
4373 assume that all registers that used to be live then still are.
4374 (init_resource_info): If a label starts a basic block, set its
4375 BLOCK_FOR_INSN accordingly.
4376 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
4378 2009-04-27 Richard Guenther <rguenther@suse.de>
4380 * tree-flow-inline.h (function_ann): Remove.
4381 (get_function_ann): Likewise.
4382 * tree-dfa.c (create_function_ann): Remove.
4383 * tree-flow.h (struct static_var_ann_d): Remove.
4384 (struct function_ann_d): Likewise.
4385 (union tree_ann_d): Remove fdecl member.
4386 (function_ann_t): Remove.
4387 (function_ann, get_function_ann, create_function_ann): Remove
4390 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
4392 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
4394 2009-04-27 Jan Hubicka <jh@suse.cz>
4396 * ipa-pure-const.c (struct funct_state_d): New fields
4397 state_previously_known, looping_previously_known; remove
4398 state_set_in_source.
4399 (analyze_function): Use new fields.
4400 (propagate): Avoid assumption that state_set_in_source imply
4403 * tree-ssa-loop-niter.c (finite_loop_p): New function.
4404 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
4405 * cfgloop.h (finite_loop_p): Declare.
4407 2009-04-26 Michael Matz <matz@suse.de>
4409 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
4411 2009-04-26 Michael Matz <matz@suse.de>
4413 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
4414 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
4415 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
4416 pass_mark_used_blocks): Remove.
4417 * tree-optimize.c (pass_free_datastructures,
4418 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
4419 * passes.c (init_optimization_passes): Don't call
4420 pass_mark_used_blocks, remove dead code.
4422 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
4424 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
4425 * tree-ssa-live.h (register_ssa_partition): Likewise.
4427 2009-04-26 Michael Matz <matz@suse.de>
4430 * builtins.c (fold_builtin_next_arg): Handle SSA names.
4431 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
4432 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
4434 (compare_pairs): Swap cost comparison.
4435 (coalesce_ssa_name): Don't use change_partition_var.
4436 * tree-nrv.c (struct nrv_data): Add modified member.
4437 (finalize_nrv_r): Set it.
4438 (tree_nrv): Use it to update statements.
4439 (pass_nrv): Require PROP_ssa.
4440 * tree-mudflap.c (mf_decl_cache_locals,
4441 mf_build_check_statement_for): Use make_rename_temp.
4442 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
4443 * alias.c (find_base_decl): Handle SSA names.
4444 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
4445 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
4446 * rtl.h (set_reg_attrs_for_parm): Declare.
4447 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
4448 to "optimized", remove unused locals at finish.
4449 (execute_free_datastructures): Make global, call
4450 delete_tree_cfg_annotations.
4451 (execute_free_cfg_annotations): Don't call
4452 delete_tree_cfg_annotations.
4454 * ssaexpand.h: New file.
4455 * expr.c (toplevel): Include ssaexpand.h.
4456 (expand_assignment): Handle SSA names the same as register variables.
4457 (expand_expr_real_1): Expand SSA names.
4458 * cfgexpand.c (toplevel): Include ssaexpand.h.
4459 (SA): New global variable.
4460 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
4461 (SSAVAR): New macro.
4462 (set_rtl): New helper function.
4463 (add_stack_var): Deal with SSA names, use set_rtl.
4464 (expand_one_stack_var_at): Likewise.
4465 (expand_one_stack_var): Deal with SSA names.
4466 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
4467 before unique numbers.
4468 (expand_stack_vars): Use set_rtl.
4469 (expand_one_var): Accept SSA names, add asserts for them, feed them
4470 to above subroutines.
4471 (expand_used_vars): Expand all partitions (without default defs),
4472 then only the local decls (ignoring those expanded already).
4473 (expand_gimple_cond): Remove edges when jumpif() expands an
4475 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
4476 or remove abnormal edges. Ignore insns setting the LHS of a TERed
4478 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
4479 members of SA; deal with PARM_DECL partitions here; expand
4480 all PHI nodes, free tree datastructures and SA. Commit instructions
4481 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
4482 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
4483 info and statements at start, collect garbage at finish.
4484 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
4485 (VAR_ANN_PARTITION) Remove.
4486 (change_partition_var): Don't declare.
4487 (partition_to_var): Always return SSA names.
4488 (var_to_partition): Only accept SSA names.
4489 (register_ssa_partition): Only check argument.
4490 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
4492 (delete_var_map): Don't free it.
4493 (var_union): Only accept SSA names, simplify.
4494 (partition_view_init): Mark only useful SSA names as used.
4495 (partition_view_fini): Only deal with SSA names.
4496 (change_partition_var): Remove.
4497 (dump_var_map): Use ssa_name instead of partition_to_var member.
4498 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
4500 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
4501 (struct _elim_graph): New member const_dests; nodes member vector of
4503 (set_location_for_edge): New static helper.
4504 (create_temp): Remove.
4505 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
4506 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
4507 (new_elim_graph): Allocate const_dests member.
4508 (clean_elim_graph): Truncate const_dests member.
4509 (delete_elim_graph): Free const_dests member.
4510 (elim_graph_size): Adapt to new type of nodes member.
4511 (elim_graph_add_node): Likewise.
4512 (eliminate_name): Likewise.
4513 (eliminate_build): Don't take basic block argument, deal only with
4514 partition numbers, not variables.
4515 (get_temp_reg): New static helper.
4516 (elim_create): Use it, deal with RTL temporaries instead of trees.
4517 (eliminate_phi): Adjust all calls to new signature.
4518 (assign_vars, replace_use_variable, replace_def_variable): Remove.
4519 (rewrite_trees): Only do checking.
4520 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
4521 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
4522 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
4523 contains_tree_r, MAX_STMTS_IN_LATCH,
4524 process_single_block_loop_latch, analyze_edges_for_bb,
4525 perform_edge_inserts): Remove.
4526 (expand_phi_nodes): New global function.
4527 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
4528 functions, initialize new parameter, remember partitions having a
4530 (finish_out_of_ssa): New global function.
4531 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
4532 don't reset in_ssa_p here, don't disable TER when mudflap.
4533 (pass_del_ssa): Remove.
4534 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
4536 (execute_free_datastructures): Declare.
4537 * Makefile.in (SSAEXPAND_H): New variable.
4538 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
4539 * basic-block.h (commit_one_edge_insertion): Declare.
4540 * passes.c (init_optimization_passes): Move pass_nrv and
4541 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
4542 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
4543 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
4544 (redirect_branch_edge): Deal with super block when expanding, split
4545 out jump patching itself into ...
4546 (patch_jump_insn): ... here, new static helper.
4548 2009-04-26 Michael Matz <matz@suse.de>
4550 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
4551 beyond num_ssa_names.
4552 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
4553 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
4555 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4558 * fwprop.c (forward_propagate_asm): New function.
4559 (forward_propagate_and_simplify): Propagate also into __asm, if it
4560 doesn't increase the number of referenced registers.
4563 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
4565 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4567 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
4568 note_nonlocal_vla_type for nonlocal VLAs.
4569 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
4570 contains_remapped_vars, remap_vla_decls): New functions.
4571 (convert_nonlocal_reference_stmt): If not optimizing, call
4572 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
4573 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
4574 if it wasn't found in var_map.
4575 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
4576 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
4577 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
4579 * gimplify.c (nonlocal_vlas): New variable.
4580 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
4582 (gimplify_body): Create and destroy nonlocal_vlas.
4584 * dwarf2out.c (loc_descr_plus_const): New function.
4585 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
4586 mem_loc_descriptor, loc_descriptor_from_tree_1,
4587 descr_info_loc, gen_variable_die): Use it.
4589 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
4590 !TREE_STATIC VAR_DECLs.
4591 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
4592 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
4593 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
4594 DECL_BY_REFERENCE is valid.
4595 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
4596 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
4597 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
4598 Copy DECL_BY_REFERENCE.
4599 (struct nesting_copy_body_data): New type.
4600 (nesting_copy_decl): New function.
4601 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
4602 if they have variable length.
4604 2009-04-26 Michael Matz <matz@suse.de>
4606 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
4607 mark new temporaries for renaming.
4609 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4612 * c-decl.c (global_bindings_p): Return negative value.
4613 (c_variable_size): New. Based on variable_size from
4615 (grokdeclarator): Call c_variable_size not variable_size.
4617 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
4619 * config/i386/i386.c (print_operand) ['z']: Fix typo.
4621 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
4623 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
4624 Redefine it to just use mingw/include.
4625 (ASM_SPEC): Rules for -m32 and -m64.
4626 (LINK_SPEC): Use Likewise.
4627 (SPEC_32): New define.
4628 (SPEC_64): Likewise.
4629 (SUB_LINK_SPEC): Likewise.
4630 (MULTILIB_DEFAULTS): New define.
4631 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
4632 Add multilib options.
4633 (MULTILIB_DIRNAMES): Likewise.
4634 (MULTILIB_OSDIRNAMES): Likewise.
4636 (INSTALL_LIBGCC): Likewise.
4638 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4641 * c-tree.h (enum c_inline_static_type): New.
4642 (record_inline_static): Declare.
4643 * c-decl.c (struct c_inline_static, c_inline_statics,
4644 record_inline_static, check_inline_statics): New.
4645 (pop_file_scope): Call check_inline_statics.
4646 (start_decl): Call record_inline_static instead of pedwarning
4647 directly for static in inline function.
4648 * c-typeck.c (build_external_ref): Call record_inline_static
4649 instead of pedwarning directly for static referenced in inline
4652 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
4654 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
4655 not new but only being rescanned.
4656 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
4657 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
4658 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
4659 record_set_info, compute_set, grealloc): Remove.
4660 (recompute_all_luids): New function.
4661 (gcse_main): Don't compute sets, and don't do related memory
4662 allocations/free-ing. If something changed before the end of the
4663 pass, update LUIDs using recompute_all_luids.
4664 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
4665 (free_gcse_mem): Don't free it either.
4666 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
4667 Use the df insn LUIDs.
4668 (load_killed_in_block): Likewise.
4669 (compute_hash_table_work): Don't compute reg_set_in_block.
4670 (compute_transp): Use DF_REG_DEF_CHAINs.
4671 (local_cprop_pass): Don't use compute_sets and related functions.
4672 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
4673 Use get_max_uid() instead of max_cuid.
4674 (insert_insn_end_basic_block, pre_insert_copy_insn,
4675 update_ld_motion_stores): Don't try to
4676 keep reg_set tables up to date.
4677 (pre_insert_copies): Use df insn LUIDs.
4678 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
4679 (reg_set_info): Don't use extra bitmap argument.
4680 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
4681 information to compute regs_set_in_block.
4682 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
4683 (bypass_jumps): Don't use compute_sets and friends.
4685 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4688 * opts.c (undocumented_msg): Do not leave blank even with
4691 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4693 * c-decl.c (build_enumerator): Allow values folding to integer
4694 constants but not integer constant expressions with a pedwarn if
4697 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4700 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
4701 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
4702 type is an integer constant.
4704 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4707 * config/i386/i386.c (print_operand) ['z']: Revert handling of
4710 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4713 * c-decl.c (grokdeclarator): Diagnose declarations of functions
4714 with variably modified return type and no storage class
4715 specifiers, except for the case of nested functions. Distinguish
4716 extern declarations of functions with variably modified return
4717 types from those of objects with variably modified types.
4719 2009-04-25 Jan Hubicka <jh@suse.cz>
4721 * tree.c (list_equal_p): New function.
4722 * tree.h (list_equal_p): Declare.
4723 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4724 basic_block_def, basic_block, const_basic_block): New.
4725 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
4726 (redirect_eh_edge): New function.
4727 (make_eh_edge_update_phi): EH edges are not abnormal.
4728 * except.c: Include tree-flow.h.
4729 (list_match): New function.
4730 (eh_region_replaceable_by_p): New function.
4731 (replace_region): New function.
4732 (hash_type_list): New function.
4733 (hash_eh_region): New function.
4734 (eh_regions_equal_p): New function.
4735 (merge_peers): New function.
4736 (remove_unreachable_regions): Verify EH tree when checking;
4738 (copy_eh_region_1): New function.
4739 (copy_eh_region): New function.
4740 (push_reachable_handler): New function.
4741 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
4742 regions without label but with live RESX.
4743 * except.h (redirect_eh_edge_to_label): New.
4744 * tree-flow.h (redirect_eh_edge): New.
4745 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4746 basic_block_def, basic_block, const_basic_block): Remove.
4747 * Makefile.in (except.o): Add dependency on tree-flow.h
4748 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
4749 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
4752 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
4755 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
4756 on the destination of memcpy.
4758 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
4760 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
4761 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
4762 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
4764 2009-04-25 Jan Hubicka <jh@suse.cz>
4766 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
4767 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
4768 to be reached by different label than left.
4769 (update_eh_edges): Update comment; remove edge_to_remove if possible
4770 and return true if suceeded.
4771 (cleanup_empty_eh): Accept sharing map; handle shared regions.
4772 (cleanup_eh): Compute sharing map.
4773 * except.c (remove_eh_handler_and_replace): Add argument if we should
4775 (remove_unreachable_regions): Update for label sharing.
4776 (label_to_region_map): Likewise.
4777 (get_next_region_sharing_label): New function.
4778 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
4780 (remove_eh_handler): Update.
4781 (remove_eh_region_and_replace_by_outer_of): New function.
4782 * except.h (struct eh_region): Add next_region_sharing_label.
4783 (remove_eh_region_and_replace_by_outer_of,
4784 get_next_region_sharing_label): Declare.
4785 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
4787 2009-04-25 Jan Hubicka <jh@suse.cz>
4789 * tree-cfg.c (split_critical_edges): Split also edges where we can't
4790 insert code even if they are not critical.
4792 2009-04-25 Jan Hubicka <jh@suse.cz>
4794 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4795 (gimple_can_remove_branch_p): EH edges won't remove branch by
4797 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
4798 updating of non-abnormal EH edges.
4799 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4800 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
4801 (split_critical_edges): Split also edges where emitting code on them
4802 will lead to splitting later.
4804 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4805 H.J. Lu <hongjiu.lu@intel.com>
4808 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
4809 the configured assembler supports fildq and fistpq mnemonics.
4810 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
4811 * configure: Regenerated.
4814 * config/i386/i386.c (print_operand): Handle 'Z'.
4815 ['z']: Remove handling of special fild/fist suffixes.
4816 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
4817 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
4818 suffix of fild insn.
4819 (*floatsi<mode>2_vector_mixed): Ditto.
4820 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
4821 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
4822 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4823 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
4824 * config/i386/gas.h (GAS_MNEMONICS): Remove.
4826 2009-04-25 Ben Elliston <bje@au.ibm.com>
4828 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
4829 the source of a set operation.
4831 2009-04-25 Anatoly Sokolov <aesok@post.ru>
4833 * target.h (struct gcc_target): Add case_values_threshold field.
4834 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
4835 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
4836 * targhooks.c (default_case_values_threshold): New function.
4837 * targhooks.h (default_case_values_threshold): Declare function.
4838 * stmt.c (expand_case): Use case_values_threshold target hook.
4839 * expr.h (case_values_threshold): Remove declartation.
4840 * expr.c (case_values_threshold): Remove function.
4841 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
4843 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
4844 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4845 (avr_case_values_threshold): Declare as static.
4846 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
4848 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
4849 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4850 (mn10300_case_values_threshold): New function.
4852 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4854 * ira.c (setup_cover_and_important_classes): Add enum cast.
4856 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
4858 * genpreds.c (write_enum_constraint_num): Output definition of
4859 CONSTRAINT_NUM_DEFINED_P macro.
4860 * ira.c (setup_cover_and_important_classes): Use
4861 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
4863 2009-04-24 DJ Delorie <dj@redhat.com>
4865 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
4866 __SH2A_SINGLE_ONLY__ also.
4868 2009-04-24 Steve Ellcey <sje@cup.hp.com>
4870 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
4871 (movdf_internal): Ditto.
4872 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
4873 SFmode and DFmode constants.
4874 (ia64_print_operand): Add 'G' format for printing
4875 floating point constants.
4877 2009-04-24 Richard Guenther <rguenther@suse.de>
4879 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
4880 from unsigned additions.
4882 2009-04-24 Joseph Myers <joseph@codesourcery.com>
4884 * c-typeck.c (set_init_index): Allow array designators that are
4885 not integer constant expressions with a pedwarn if pedantic.
4887 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4889 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
4890 zero if no overlap in nonzero bits between the operands.
4892 2009-04-24 Ian Lance Taylor <iant@google.com>
4894 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
4895 (record_dead_and_set_regs): Likewise.
4896 * df.h (struct df_mw_hardreg): Change flags field to int.
4897 (struct df_base_ref): Likewise.
4898 (struct df): Change changeable_flags field to int.
4899 * df-scan.c (df_defs_record): Change clobber_flags to int.
4900 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
4901 constants rather than #define macros.
4902 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
4903 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
4904 (enum dwarf_calling_convention): Likewise.
4905 (enum dwarf_line_number_x_ops): Likewise.
4906 (enum dwarf_call_frame_info): Likewise.
4907 (enum dwarf_source_language): Likewise.
4908 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
4909 (add_calling_convention_attribute): Likewise.
4910 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
4911 (combine_comparisons): Change compcode to int. Add cast to enum type.
4912 * genrecog.c (maybe_both_true_2): Change c to int.
4913 (write_switch): Likewise. Add cast to enum type.
4914 * gimplify.c (gimplify_omp_for): Handle return values from
4915 gimplify_expr using MIN rather than bitwise or.
4916 (gimplify_expr): Add cast to enum type.
4917 * ipa-prop.c (update_jump_functions_after_inlining): Change
4918 IPA_BOTTOM to IPA_JF_UNKNOWN.
4919 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
4920 Add casts to enum type.
4921 (setup_cover_and_important_classes): Change cl to int. Add casts
4923 (setup_class_translate): Change cl and mode to int.
4924 (ira_init_once): Change mode to int.
4925 (free_register_move_costs): Likewise.
4926 (setup_prohibited_mode_move_regs): Add casts to enum type.
4927 * langhooks.c (add_builtin_function_common): Rework assertion that
4928 value fits bitfield.
4929 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
4930 * omega.c (omega_do_elimination): Avoid math on enum types.
4931 * optabs.c (expand_vec_shift_expr): Remove casts to int.
4932 * opts.c (set_debug_level): Change 2 to enum constant. Use new
4933 int local to handle integral_argment value.
4934 * regmove.c (try_auto_increment): Change PUT_MODE to
4936 * reload.c (push_secondary_reload): Add casts to enum type.
4937 (secondary_reload_class, find_valid_class): Likewise.
4938 * reload1.c (emit_input_reload_insns): Likewise.
4939 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
4940 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
4941 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
4943 * tree.c (build_common_builtin_nodes): Add casts to enum type.
4944 * tree-complex.c (complex_lattice_t): Typedef to int rather than
4946 (expand_complex_libcall): Add casts to enum type.
4947 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
4948 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
4949 with ERROR_MARK, not NUM_TREE_CODES.
4950 (vect_create_epilog_for_reduction): Likewise.
4951 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
4952 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
4953 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
4955 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
4956 vect_unused_in_loop. Change 0 to loop_vect.
4957 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
4958 * var-tracking.c (get_init_value): Change return type to enum
4960 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
4961 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
4963 (arm_override_options): Add casts to enum type.
4964 (arm_emit_tls_decoration): Likewise.
4965 * config/i386/i386.c (ix86_function_specific_restore): Add casts
4967 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
4968 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
4969 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
4971 * config/s390/s390.c (code_for_builtin_64): Change to array of
4973 (code_for_builtin_31): Likewise.
4974 (s390_expand_builtin): Change code_for_builtin to enum insn_code
4976 * config/sparc/sparc.c (sparc_override_options): Change value
4977 field in struct code_model to enum cmodel. In initializer change
4978 0 to NULL and add cast to enum type.
4980 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
4981 Change all callers. Issue a -Wc++-compat warning using
4982 lhs_origtype if necessary.
4983 (convert_for_assignment): Issue -Wc++-compat warnings about
4984 invalid conversions to enum type on assignment.
4985 * c-common.h (build_modify_expr): Update declaration.
4987 2009-04-24 Nick Clifton <nickc@redhat.com>
4989 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
4990 (function_arg_advance): Likewise.
4991 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
4994 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4996 * config/s390/constraints.md ('I', 'J'): Fix condition.
4998 2009-04-24 Diego Novillo <dnovillo@google.com>
5000 * gengtype-parse.c (parse_error): Add newline after message.
5002 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
5004 * config/i386/sse.md (avxmodesuffixs): Removed.
5005 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
5006 (*avx_pinsr<ssevecsize>): This.
5008 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
5010 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
5011 follow chains of regs with a single definition, and allow expressions
5012 that are function_invariant_p.
5013 (simple_rhs_p): Allow expressions that are function_invariant_p.
5015 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
5018 * fold-const.c (fold_cond_expr_with_comparison): When folding
5019 > and >= to MAX, make sure the MAX uses the same type as the
5020 comparison's operands.
5022 2009-04-24 Nick Clifton <nickc@redhat.com>
5024 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
5025 addressing for DImode accesses.
5026 (frv_print_operand_address): Handle PLUS case.
5027 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
5029 2009-04-24 Jakub Jelinek <jakub@redhat.com>
5031 PR rtl-optimization/39794
5032 * alias.c (canon_true_dependence): Add x_addr argument.
5033 * rtl.h (canon_true_dependence): Adjust prototype.
5034 * cse.c (check_dependence): Adjust canon_true_dependence callers.
5035 * cselib.c (cselib_invalidate_mem): Likewise.
5036 * gcse.c (compute_transp): Likewise.
5037 * dse.c (scan_reads_nospill): Likewise.
5038 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
5039 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
5040 canon_base_addr of the group, plus optional offset.
5041 (struct group_info): Rename canon_base_mem to
5043 (get_group_info): Set canon_base_addr to canon_rtx of base, not
5044 canon_rtx of base_mem.
5046 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
5048 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
5049 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
5051 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5053 * config/spu/spu-builtins.h: Delete file.
5055 * config/spu/spu.h (enum spu_builtin_type): Move here from
5057 (struct spu_builtin_description): Likewise. Add GTY marker.
5058 Do not use enum spu_function_code or enum insn_code.
5059 (spu_builtins): Add extern declaration.
5061 * config/spu/spu.c: Do not include "spu-builtins.h".
5062 (enum spu_function_code, enum spu_builtin_type_index,
5063 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
5064 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
5065 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
5066 unsigned_V2DI_type_node): Move here from spu-builtins.h.
5067 (spu_builtin_types): Make static. Add GTY marker.
5068 (spu_builtins): Add extern declaration with GTY marker.
5071 * config/spu/spu-c.c: Do not include "spu-builtins.h".
5072 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
5073 Check programmatically whether all parameters are scalar.
5075 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
5077 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
5079 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
5080 assignment from the constructor either if the target is volatile.
5082 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
5084 * config/arm/arm.md (insv): Do not share operands[0].
5086 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
5088 * config/vxlib-tls.c (active_tls_threads): Delete.
5089 (delete_hook_installed): New.
5090 (tls_delete_hook): Don't delete the delete hook.
5091 (tls_destructor): Delete it here.
5092 (__gthread_set_specific): Adjust installing the delete hook.
5093 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
5094 __gthread_leave_tsd_dtor_context.
5096 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
5098 * c-format.c (gcc_tdiag_char_table): Add support for %E.
5100 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
5102 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
5104 (alpha_rtx_costs): Ditto.
5105 (emit_unlikely_jump): Use add_reg_note.
5106 (emit_frame_store_1): Ditto.
5107 (alpha_expand_prologue): Ditto.
5108 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5109 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
5111 2009-04-23 Nick Clifton <nickc@redhat.com>
5113 * config/v850/v850.md (epilogue): Remove suppressed code.
5114 (return): Rename to return_simple and remove test of frame size.
5115 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
5116 to gen_return_simple.
5118 2009-04-22 Jing Yu <jingyu@google.com>
5121 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
5123 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5126 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
5127 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
5128 value is a VECTOR_CST, the element type is the element type of the
5131 2009-04-22 DJ Delorie <dj@redhat.com>
5133 * config/m32c/m32c.h: Update GTY annotations to new syntax.
5135 2009-04-22 Jakub Jelinek <jakub@redhat.com>
5137 * alias.c (find_base_term): Move around LO_SUM case, so that
5138 CONST falls through into PLUS/MINUS handling.
5141 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
5142 into 0, use omit_one_operand.
5144 2009-04-23 Ben Elliston <bje@au.ibm.com>
5146 * config/rs6000/linux-unwind.h (get_regs): Remove type
5147 puns. Change the type of `pc' to an array of unsigned ints and
5148 update all users. Constify frame24.
5150 2009-04-22 DJ Delorie <dj@redhat.com>
5152 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
5153 declarations before code.
5154 (current_function_special_page_vector): Likewise.
5155 (m32c_expand_insv): Silence a warning.
5157 2009-04-21 Taras Glek <tglek@mozilla.com>
5159 * alias.c: Update GTY annotations to new syntax.
5160 * basic-block.h: Likewise.
5161 * bitmap.h: Likewise.
5162 * c-common.h: Likewise.
5163 * c-decl.c: Likewise.
5164 * c-parser.c: Likewise.
5165 * c-pragma.c: Likewise.
5166 * c-tree.h: Likewise.
5167 * cfgloop.h: Likewise.
5168 * cgraph.h: Likewise.
5169 * config/alpha/alpha.c: Likewise.
5170 * config/arm/arm.h: Likewise.
5171 * config/avr/avr.h: Likewise.
5172 * config/bfin/bfin.c: Likewise.
5173 * config/cris/cris.c: Likewise.
5174 * config/darwin.c: Likewise.
5175 * config/frv/frv.c: Likewise.
5176 * config/i386/i386.c: Likewise.
5177 * config/i386/i386.h: Likewise.
5178 * config/i386/winnt.c: Likewise.
5179 * config/ia64/ia64.h: Likewise.
5180 * config/iq2000/iq2000.c: Likewise.
5181 * config/mips/mips.c: Likewise.
5182 * config/mmix/mmix.h: Likewise.
5183 * config/pa/pa.c: Likewise.
5184 * config/pa/pa.h: Likewise.
5185 * config/rs6000/rs6000.c: Likewise.
5186 * config/s390/s390.c: Likewise.
5187 * config/sparc/sparc.c: Likewise.
5188 * config/xtensa/xtensa.c: Likewise.
5189 * cselib.h: Likewise.
5190 * dbxout.c: Likewise.
5191 * dwarf2out.c: Likewise.
5192 * except.c: Likewise.
5193 * except.h: Likewise.
5194 * fixed-value.h: Likewise.
5195 * function.c: Likewise.
5196 * function.h: Likewise.
5197 * gimple.h: Likewise.
5198 * integrate.c: Likewise.
5199 * optabs.c: Likewise.
5200 * output.h: Likewise.
5203 * stringpool.c: Likewise.
5204 * tree-data-ref.c: Likewise.
5205 * tree-flow.h: Likewise.
5206 * tree-scalar-evolution.c: Likewise.
5207 * tree-ssa-address.c: Likewise.
5208 * tree-ssa-alias.h: Likewise.
5209 * tree-ssa-operands.h: Likewise.
5212 * varasm.c: Likewise.
5213 * varray.h: Likewise.
5215 * coretypes.h: Do not define GTY macro if it is already defined.
5216 * doc/gty.texi: Update GTY documentation to new syntax.
5217 * gengtype-lex.l: Enforce attribute-like syntax for GTY
5218 annotations on structs.
5219 * gengtype-parse.c: Likewise.
5221 2009-04-22 Mark Heffernan <meheff@google.com>
5223 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
5225 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
5227 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
5230 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
5232 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
5233 the same as a PLUS without a shift. Increase the cost of a
5236 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5238 * Makefile.in: Update dependencies.
5239 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
5240 * errors.h: Remove bogus comment about compatibility.
5241 (warning): Update declaration.
5242 * genautomata.c: Update all calls to warning.
5243 * gimple.c: Do not include errors.h. Include toplev.h.
5244 * tree-ssa-structalias.c: Do not include errors.h.
5245 * omega.c: Likewise.
5246 * tree-ssa-reassoc.c: Likewise.
5247 * config/spu/spu-c.c: Likewise.
5248 * config/spu/t-spu-elf: Update dependencies.
5250 2009-04-22 Richard Guenther <rguenther@suse.de>
5252 PR tree-optimization/39824
5253 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
5254 make sure the types are compatible.
5256 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5259 * c-common.c (c_parse_error): Take a token_flags parameter.
5260 Use token_type for the token type instead.
5261 Pass token_flags to cpp_type2name.
5262 * c-common.h (c_parse_error): Update declaration.
5263 * c-parser.c (c_parser_error): Pass 0 as token flags.
5265 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
5267 PR rtl-optimization/39580
5268 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
5270 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5272 * function.c (expand_function_end): Do not emit a jump to the "naked"
5273 return label for fall-through returns.
5274 * except.c (sjlj_emit_function_exit): Always place the call to the
5275 unregister function at the location installed by expand_function_end.
5277 2009-04-22 Richard Guenther <rguenther@suse.de>
5279 PR tree-optimization/39845
5280 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
5281 (gen_inbound_check): Likewise.
5283 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
5285 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
5287 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
5288 * config/vxlib.c (__gthread_once): Add race guard for PPC.
5290 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5292 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
5293 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
5294 shift counts to avoid out-of-bounds array accesses.
5296 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5298 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
5299 (Pmode): Move above.
5301 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
5303 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
5304 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
5305 GET_CODE macro. Use IN_RANGE macro where appropriate.
5306 * config/alpha/alpha.h: Ditto.
5307 * config/alpha/alpha.md: Ditto.
5308 * config/alpha/constraints.md: Ditto.
5309 * config/alpha/predicates.md: Ditto.
5311 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5313 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
5314 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5315 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5316 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5317 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5318 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5319 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5320 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5321 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5322 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5323 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5324 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5325 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5326 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5327 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5328 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5329 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5330 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5331 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5332 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5333 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5334 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5335 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5336 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5337 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5338 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5339 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5341 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5343 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
5344 references from comments.
5345 * cfgbuild.c: (count_basic_blocks): Delete.
5346 (find_basic_blocks_1): Delete.
5347 (find_basic_blocks): Delete.
5348 * except.c (finish_eh_generation): Make static. Move comment from
5349 except.h here. Remove find_basic_blocks references from comments.
5350 * except.h (finish_eh_generation): Delete.
5351 * basic-block.h (find_basic_blocks): Delete.
5352 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
5354 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
5356 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
5357 (sdbout_parms): Likewise.
5359 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5361 * config/sh/sh.c (prepare_cbranch_operands): Use
5362 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
5363 (expand_cbranchdi4): Likewise.
5364 (from_compare): Add cast to enum type.
5365 (expand_cbranchsi4): Use add_reg_note.
5366 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
5367 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
5368 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
5369 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5370 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
5371 instead of CODE_FOR_nothing.
5372 (cbranchdi4): Likewise. Fix the order of arguments for
5374 (push_fpscr): Use add_reg_note.
5375 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
5376 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
5378 2009-04-21 Joseph Myers <joseph@codesourcery.com>
5380 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
5381 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5382 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5383 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
5384 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
5385 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
5386 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
5387 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
5388 config/alpha/x-vms, config/arc/t-arc,
5389 config/arm/README-interworking, config/arm/arm-c.c,
5390 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
5391 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
5392 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
5393 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
5394 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
5395 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
5396 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
5397 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
5398 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
5399 config/cris/t-elfmulti, config/crx/t-crx,
5400 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
5401 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
5402 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
5403 config/h8300/t-h8300, config/i386/athlon.md,
5404 config/i386/darwin-libgcc.10.4.ver,
5405 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
5406 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
5407 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
5408 config/i386/t-linux64, config/i386/t-nwld,
5409 config/i386/t-rtems-i386, config/i386/t-sol2-10,
5410 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
5411 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
5412 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
5413 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
5414 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
5415 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
5416 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
5417 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
5418 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
5419 config/m68k/t-uclinux, config/mcore/t-mcore,
5420 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
5421 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
5422 config/mips/crtn.asm, config/mips/irix-crti.asm,
5423 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
5424 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
5425 config/mips/mips-fixed.md, config/mips/sb1.md,
5426 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
5427 config/mips/t-iris6, config/mips/t-isa3264,
5428 config/mips/t-libgcc-mips16, config/mips/t-linux64,
5429 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
5430 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
5431 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
5432 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
5433 config/mn10300/t-linux, config/mn10300/t-mn10300,
5434 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
5435 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
5436 config/picochip/libgccExtras/clzsi2.asm,
5437 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
5438 config/rs6000/darwin-libgcc.10.4.ver,
5439 config/rs6000/darwin-libgcc.10.5.ver,
5440 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
5441 config/rs6000/t-aix43, config/rs6000/t-aix52,
5442 config/rs6000/t-darwin, config/rs6000/t-fprules,
5443 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
5444 config/rs6000/t-lynx, config/rs6000/t-netbsd,
5445 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
5446 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
5447 config/rs6000/t-rtems, config/rs6000/t-spe,
5448 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
5449 config/score/t-score-elf, config/sh/divcost-analysis,
5450 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
5451 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
5452 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
5453 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
5454 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
5455 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
5456 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
5457 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
5458 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
5459 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
5460 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
5461 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
5462 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
5463 limitx.h, version.c, xcoff.h: Add copyright and license notices.
5464 * config/h8300/genmova.sh: Include copyright and license notices
5465 in generated output.
5466 * config/h8300/mova.md: Regenerate.
5467 * doc/install.texi2html: Include word "Copyright" in copyright
5468 notice and use name "Free Software Foundation, Inc.".
5469 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5470 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5471 ChangeLog-2007, ChangeLog-2008: Correct dates.
5473 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
5475 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
5476 NE_EXPR operations as well.
5477 * c-parser.c (c_parser_condition): Do not set location information on
5479 (c_parser_conditional_expression): Likewise.
5480 (c_parser_binary_expression): Set location information on operators.
5481 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
5482 TRUTH_NOT_EXPR has been folded.
5483 * fold-const.c (fold_truth_not_expr): Copy location information from
5484 the incoming expression to the outgoing one.
5485 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
5486 recursive calls on the LHS of the operator but pass that of the
5487 operator to recursive calls on the RHS of the operator. Set it
5489 (shortcut_cond_expr): Set the locus of the operator on the second
5490 COND_EXPR and that of the expression on the first in degenerate cases.
5491 Pass the locus of the expression to calls to shortcut_cond_r.
5492 Set the locus of the 'then' block on the associated jump, if any.
5493 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
5494 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
5495 expression to call to gimplify_boolean_expr.
5497 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
5499 * config.gcc: Add additional configuration for
5500 i686-w64-mingw* and x86_64-w64-mingw* triplet.
5501 * config/i386/mingw-w64.h: New mingw-w64 specific header.
5502 (CPP_SPEC): Redefine for allowing -municode option.
5503 (STARTFILE_SPEC): Likewise.
5504 * config/i386/t-mingw-w64: New.
5505 * config/i386/mingw-w64.opt: New.
5506 (municode): Add new target option.
5507 * doc/invoke.texi (municode): Add documentation for new option.
5509 2009-04-21 Ian Lance Taylor <iant@google.com>
5511 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5512 Correct test for number of arguments.
5513 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
5515 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
5517 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
5518 argument of emit_library_call.
5520 2009-04-21 Richard Guenther <rguenther@suse.de>
5523 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
5524 inside VIEW_CONVERT_EXPRs.
5526 2009-04-21 Martin Jambor <mjambor@suse.cz>
5528 * tree-switch-conversion.c (build_constructors): Split a long line.
5529 (constructor_contains_same_values_p): New function.
5530 (build_one_array): Create assigns of constants if possible, do not
5531 call mark_sym_for_renaming, call update_stmt.
5532 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
5533 make_rename_temp. Do not call mark_symbols_for_renaming, call
5535 (gen_def_assigns): Do not call mark_symbols_for_renaming or
5536 find_new_referenced_vars, call update_stmt.
5537 (gen_inbound_check): Use create_tmp_var and create ssa names manually
5538 instead of calling make_rename_temp. Do not call
5539 find_new_referenced_vars or mark_symbols_for_renaming, call
5542 2009-04-21 Richard Guenther <rguenther@suse.de>
5544 PR tree-optimization/39827
5545 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
5546 (tree_ssa_phiprop): Pass the correct array size.
5548 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
5550 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
5552 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
5555 * c-typeck.c (lvalue_p): Move declaration ...
5556 * c-common.h (lvalue_p): ... to here.
5557 * c-common.c (candidate_equal_p): New.
5558 (add_tlist): Use it.
5559 (merge_tlist): Use it.
5560 (warn_for_collisions_1): Likewise.
5561 (warning_candidate_p): Accept more candidates.
5562 (verify_tree): A warning candidate can be an expression. Use
5565 2009-04-21 Ben Elliston <bje@au.ibm.com>
5568 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5569 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
5570 options. Remove -mcall-solaris documentation.
5572 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5575 * doc/invoke.texi (-Wlong-long): Update description.
5576 * c-lex (interpret_integer): Only warn if there was no previous
5577 overflow and -Wlong-long is enabled.
5578 * c-decl.c (declspecs_add_type): Drop redundant flags.
5579 * c.opt (Wlong-long): Init to -1.
5580 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
5581 and front-end warn_long_long. Wlong-long only depends on other
5582 flags if it is uninitialized.
5583 * c-parser.c (disable_extension_diagnostics): warn_long_long is
5584 the same for CPP and FE.
5585 (restore_extension_diagnostics): Likewise.
5587 2009-04-20 Ian Lance Taylor <iant@google.com>
5589 Fix enum conversions which are invalid in C++:
5590 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
5591 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
5592 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
5593 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
5594 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
5595 (dbxout_parms): Likewise.
5596 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
5597 (df_clear_flags): Likewise.
5598 * df-problems.c (df_rd_bb_local_compute_process_def): Change
5599 top_flag parameter to int.
5600 (df_chain_create_bb_process_use): Likewise.
5601 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
5603 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
5604 (df_ref_create_structure, df_def_record_1): Likewise.
5605 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
5606 (df_notes_rescan): Change 0 to VOIDmode in function call.
5607 (df_get_call_refs, df_insn_refs_collect): Likewise.
5608 (df_bb_regs_collect): Likewise.
5609 (df_entry_block_defs_collect): Likewise.
5610 (df_exit_block_uses_collect): Likewise.
5611 * df.h: Update declarations.
5612 * double-int.c (double_int_divmod): Add cast to enum type.
5613 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
5614 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
5615 (based_loc_descr): Likewise.
5616 (loc_descriptor_from_tree_1): Change first_op and second_op to
5617 enum dwarf_location_atom. Add cast to enum type.
5618 * expmed.c (init_expmed): Change 0 to SET in function call.
5619 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
5620 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
5621 (do_store_flag): Likewise.
5622 * fixed-value.h (struct fixed_value): Change mode to enum
5624 * function.c (assign_parms): Change 0 to VOIDmode in function call.
5625 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
5627 (insert_insn_decl, insert_decl, insert_state): Likewise.
5628 (automata_list_finish): Likewise.
5629 * genrecog.c (process_define_predicate): Add cast to enum type.
5630 * gensupport.c (init_predicate_table): Add cast to enum type.
5631 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
5633 (gimple_build_call_1, gimple_build_label): Likewise.
5634 (gimple_build_goto, gimple_build_asm_1): Likewise.
5635 (gimple_build_switch_1, gimple_build_cdt): Likewise.
5636 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
5637 (enum fallback): Rename from enum fallback_t.
5638 (fallback_t): Typedef as int.
5639 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
5640 GSI_SAME_STMT in function call.
5641 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
5643 (setup_reg_class_relations): Likewise.
5644 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
5645 (setup_prohibited_class_mode_regs): Add cast to enum type.
5646 (setup_prohibited_mode_move_regs): Likewise.
5647 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
5648 (record_address_regs): Change i to enum reg_class.
5649 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
5650 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
5651 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
5652 (GET_MODE_2XWIDER_MODE): Likewise.
5653 (GET_CLASS_NARROWEST_MODE): Likewise.
5654 * omp-low.c (expand_omp_for): Add cast to enum type.
5655 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
5656 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
5657 * postreload.c (reload_cse_simplify_operands): Change rclass local
5659 * predict.c (combine_predictions_for_insn): Change best_predictor
5660 and predictor to enum br_predictor.
5661 (combine_predictions_for_bb): Likewise.
5662 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
5663 use SET_PREDICT_EXPR_OUTCOME.
5664 * real.c (real_arithmetic): Change icode to code in function call.
5665 * reginfo.c (init_move_cost): Add casts to enum type.
5666 (init_reg_sets_1, init_fake_stack_mems): Likewise.
5667 * regmove.c (regclass_compatible_p): Change class0 and class1 to
5669 * reload.c (find_valid_class): Add casts to enum type.
5670 (push_reload): Change 0 to NO_REGS in function call.
5671 (find_reloads): Change this_alternative to array of enum
5672 reg_class. Remove some now-unnecessary casts.
5673 (make_memloc): Change 0 to VOIDmode in function call.
5674 * reload1.c (reload): Change 0 to VOIDmode in function call.
5675 (eliminate_regs_1, elimination_effects): Likewise.
5676 (eliminate_regs_in_insn): Likewise.
5677 (emit_input_reload_insns): Add cast to enum type.
5678 (delete_output_reload): Change 0 to VOIDmode in function call.
5679 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
5680 to enum type in function call.
5681 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
5682 (SET_PREDICT_EXPR_OUTCOME): Define.
5683 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
5684 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
5685 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
5686 (dump_function): Likewise.
5687 * tree-dump.h: Update declarations.
5688 * tree-pass.h: Update declarations.
5689 * varasm.c (assemble_integer): Change mclass to enum mode_class.
5690 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
5692 (arm_rtx_costs_1): Correct parenthesization.
5693 (arm_rtx_costs): Add casts to enum type.
5694 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
5695 (vfp_emit_fstmd): Use add_rg_note.
5696 (emit_multi_reg_push, emit_sfm): Likewise.
5697 (thumb_set_frame_pointer): Likewise.
5698 (arm_expand_prologue): Likewise.
5699 (arm_regno_class): Change return type to enum reg_class.
5700 (thumb1_expand_prologue): Use add_reg_note.
5701 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
5702 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
5704 * config/arm/gentune.sh: Add cast to enum type.
5705 * config/arm/arm-tune.md: Rebuild.
5706 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
5707 (ix86_split_fp_branch, predict_jump): Likewise.
5708 (ix86_expand_multi_arg_builtin): Change sub_code from enum
5709 insn_code to enum rtx_code.
5710 (ix86_builtin_vectorized_function): Add cast to enum type.
5711 * config/i386/i386.md (truncdfsf2): Change slot to enum
5713 (truncxf<mode>2, isinf<mode>2): Likewise.
5714 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
5716 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
5717 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
5718 (insert_bundle_state): Change 1 to INSERT in function call.
5719 (ia64_add_bundle_selector_before): Likewise.
5720 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
5721 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
5722 (restore_stack_nonlocal): Likewise.
5723 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
5725 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
5727 (mips_rtx_costs): Likewise.
5728 (mips_override_options): Add casts to enum type.
5729 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
5731 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
5732 (store_reg, set_reg_plus_d): Likewise.
5733 (hppa_expand_prologue, hppa_profile_hook): Likewise.
5734 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5736 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
5738 (emit_unlikely_jump): Use add_reg_note.
5739 (rs6000_emit_allocate_stack): Likewise.
5740 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
5741 (output_toc): Change 1 to INSERT in function call.
5742 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
5743 (rs6000_initialize_trampoline): Likewise.
5744 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
5746 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
5747 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
5748 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
5749 (save_gprs): Use add_reg_note.
5750 (s390_emit_prologue): Likewise.
5751 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5752 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
5753 (sparc_fold_builtin): Add cast to enum type.
5754 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
5756 (spu_expand_prologue): Use add_reg_note.
5757 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
5759 2009-04-20 Ian Lance Taylor <iant@google.com>
5761 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
5762 (c_parser_postfix_expression_after_primary): Get VEC for list of
5763 arguments. Get original types of arguments. Call
5764 build_function_call_vec.
5765 (cached_expr_list_1, cached_expr_list_2): New static variables.
5766 (c_parser_expr_list): Change return type to VEC *. Add
5767 p_orig_types parameter. Change all callers.
5768 (c_parser_release_expr): New static function.
5769 (c_parser_vec_to_tree_list): New static function.
5770 * c-typeck.c (build_function_call): Rewrite to build a VEC and
5771 call build_function_call_vec.
5772 (build_function_call_vec): New function, based on old
5773 build_function_call.
5774 (convert_arguments): Remove nargs and argarray parameters. Change
5775 values to a VEC. Add origtypes parameter.
5776 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
5777 (convert_for_assignment): Add origtype parameter. Change all
5778 callers. If warn_cxx_compat, check for conversion to an enum
5779 type when calling a function.
5780 (store_init_value): Add origtype parameter. Change all callers.
5781 (digest_init): Likewise.
5782 (struct init_node): Add origtype field.
5783 (add_pending_init): Add origtype parameter. Change all callers.
5784 (output_init_element): Likewise.
5785 (output_pending_init_elements): Pass origtype from init_node to
5786 output_init_element.
5787 (process_init_element): Pass origtype from c_expr to
5788 output_init_element.
5789 (c_finish_return): Add origtype parameter. Change all callers.
5790 * c-common.c (sync_resolve_size): Change params to VEC *. Change
5792 (sync_resolve_params): Likewise.
5793 (sync_resolve_return): Change params to first_param. Change caller.
5794 (resolve_overloaded_builtins): Change params to VEC *. Change
5795 callers. Save first parameter around call to build_function_call_vec.
5796 * c-decl.c (finish_decl): Add origtype parameter. Change all
5797 callers. Call build_function_call_vec rather than
5798 build_function_call for cleanup.
5799 * c-tree.h: Update declarations.
5800 * c-common.h: Update declarations.
5801 * stub-objc.c (objc_rewrite_function_call): Change parameter from
5802 params to first_param.
5803 * target.h (struct gcc_target): Change resolve_overloaded_builtin
5804 params parameter from tree to void *.
5805 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5806 Change arglist parameter to have type void *, and to be a pointer
5808 * config/rs6000/rs6000-protos.h
5809 (altivec_resolve_overloaded_builtin): Update declaration.
5810 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
5811 fnargs parameter to have type void *, and to be a pointer to a
5812 VEC. Call build_function_call_vec instead of
5813 build_function_call.
5814 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
5816 2009-04-20 Joey Ye <joey.ye@intel.com>
5817 Xuepeng Guo <xuepeng.guo@intel.com>
5818 H.J. Lu <hongjiu.lu@intel.com>
5820 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
5822 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
5823 (IX86_LEA_PRIORITY): Likewise.
5824 (distance_non_agu_define): New function.
5825 (distance_agu_use): Likewise.
5826 (ix86_lea_for_add_ok): Likewise.
5827 (ix86_dep_by_shift_count): Likewise.
5829 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
5830 should split for LEA.
5832 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
5834 (ix86_dep_by_shift_count): Likewise.
5836 2009-04-20 Richard Guenther <rguenther@suse.de>
5838 * expr.c (handled_component_p): Move ...
5839 * tree.h (handled_component_p): ... here.
5840 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
5841 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
5842 and REALPART_EXPR to be in one group.
5844 2009-04-20 Richard Guenther <rguenther@suse.de>
5846 * basic-block.h (get_all_dominated_blocks): Declare.
5847 * dominance.c (get_all_dominated_blocks): New function.
5848 * tree-cfg.c (get_all_dominated_blocks): Remove.
5849 (remove_edge_and_dominated_blocks): Adjust.
5850 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
5851 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
5852 instead of recursing.
5854 2009-04-20 Doug Kwan <dougkwan@google.com>
5856 * cgraph.h (cgraph_node_ptr): New type for vector functions.
5857 (struct cgraph_node_set_def): New type.
5858 (cgraph_node_set) New type. Also declare vector functions.
5859 (struct cgraph_node_set_element_def): New type.
5860 (cgraph_node_set_element): Ditto.
5861 (cgraph_node_set_iterator): New iterator type.
5862 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
5863 cgraph_node_set_remove, dump_cgraph_node_set,
5864 debug_cgraph_node_set): New prototypes.
5865 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
5866 cgraph_node_set_size): New inlines.
5867 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
5869 (struct ipa_opt_pass): Add struct cgraph_node_set_def
5870 argument to function 'write_summary'.
5871 * ipa.c: Include ggc.h.
5872 (hash_cgraph_node_set_element,
5873 eq_cgraph_node_set_element, cgraph_node_set_new,
5874 cgraph_node_set_add, cgraph_node_set_remove,
5875 cgraph_node_set_find, dump_cgraph_node_set,
5876 debug_cgraph_node_set): New functions.
5877 * Makefile.in (ipa.o): Add dependency on GGC_H.
5879 2009-04-20 Ira Rosen <irar@il.ibm.com>
5881 PR tree-optimization/39675
5882 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
5883 check of the return code of vect_schedule_slp. Check that
5884 stmt_vec_info still exists for the statement, before checking its
5887 2009-04-20 Michael Matz <matz@suse.de>
5889 * Makefile.in (generated_files): Take out $(simple_generated_c).
5891 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
5893 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
5894 (UINTPTR_TYPE): Likewise.
5896 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5899 * c-typeck.c (digest_init): Check for initializing an array with a
5902 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5905 * c-semantics.c (pop_stmt_list): Propagate
5906 STATEMENT_LIST_HAS_LABEL to parent statement list.
5908 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
5910 * config/mips/mips.h (mips_tune_attr): New macro.
5911 * config/mips/mips.md (cpu): Use it.
5913 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5916 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
5919 2009-04-19 Diego Novillo <dnovillo@google.com>
5921 * toplev.c (compile_file): Move call to coverage_finish ...
5922 * cgraphunit.c (ipa_passes): ... here.
5923 Call cgraph_process_new_functions.
5924 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
5925 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
5927 2009-04-19 Jan Hubicka <jh@suse.cz>
5929 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
5931 (dump_cgraph_node): Dump can throw external flag.
5932 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
5934 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5938 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
5939 * common.opt (Wlogical-op): Move from here...
5940 * c.opt (Wlogical-op): ... to here.
5941 * c-typeck.c (parser_build_binary_op): Update call to
5942 warn_logical_operator.
5943 * c-opts.c (c_common_post_options): Enable warn_logical_op with
5945 * c-common.c (warn_logical_op): Update.
5946 * c-common.h (warn_logical_op): Update declaration.
5948 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
5950 * tree.c (protected_set_expr_location): Fix formatting.
5952 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5955 * c-typeck.c (readonly_warning): new.
5956 (build_unary_op, build_modify_expr): Use readonly_warning for
5957 storing into something readonly but not const-qualified.
5959 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5962 * c-typeck.c (build_unary_op): Check for taking address of
5963 expression of type void.
5965 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5968 * c-typeck.c (build_function_call): Check for calling a function
5969 with qualified void return types. Call require_complete_type when
5972 2009-04-18 Jan Hubicka <jh@suse.cz>
5974 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
5976 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
5977 can_throw_external flag.
5978 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
5979 * ipa-pure-const.c (ignore_edge): New function.
5980 (propagate): Compute order for NOTHROW computation; set NOTHROWs
5981 only over can_throw_external edges.
5982 (local_pure_const): Add nothrow flag.
5983 * ipa-utils.c (searchc): Add ignore_edge callback.
5984 (ipa_utils_reduced_inorder): Add ignore_edge callback.
5985 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
5986 (set_nothrow_function_flags): Update cgraph.
5987 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
5989 2009-04-18 Richard Guenther <rguenther@suse.de>
5992 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
5993 (fold_stmt): ... this and ...
5994 (fold_stmt_inplace): ... this.
5995 (fold_stmt_1): Fold references in calls and asms.
5996 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
5998 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6000 * tree-vrp.c (ssa_name_nonzero_p): Remove.
6001 * tree.h: Remove the prototype for ssa_name_nonzero_p.
6003 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6005 * tree.c (function_args_count): Remove.
6006 * tree.h: Remove the prototype for function_args_count.
6008 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6010 * tree-iterator.c (expr_only): Remove.
6011 * tree.h: Remove the prototype for expr_only.
6013 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6015 * reginfo.c (cannot_change_mode_set_regs): Remove.
6016 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
6018 2009-04-08 Anatoly Sokolov <aesok@post.ru>
6020 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
6021 whether operands 0 and 1 overlaps.
6023 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
6026 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
6027 pointer. Use warning_at instead of warning.
6028 (search_for_addr_array): Likewise.
6029 (check_array_bounds): Likewise.
6030 (check_all_array_refs): Check that the incoming edge is not in the
6031 list of edges to be removed.
6032 (check_all_array_refs): Avoid the temporal pointer.
6033 (vrp_visit_cond_stmt): Fix typo.
6034 (simplify_switch_using_ranges): Handle the case where the switch
6035 index is an integer constant.
6037 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
6039 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
6041 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6043 * doc/extend.texi, doc/invoke.texi: Fix typos.
6045 2009-04-17 Cary Coutant <ccoutant@google.com>
6047 * tree-flow-inline.h (get_lineno): Fix inverted test.
6049 2009-04-17 Diego Novillo <dnovillo@google.com>
6051 * tree-ssa-pre.c (create_expression_by_pieces): Remove
6052 assertion for AVAIL_OUT.
6054 2009-04-17 Mike Frysinger <vapier@gentoo.org>
6057 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
6058 * config/sh/linux-atomic.asm: Likewise.
6060 2009-04-17 Diego Novillo <dnovillo@google.com>
6062 * except.c (debug_eh_tree): New.
6063 (struct eh_region, struct eh_status): Move ...
6064 * except.h: ... here.
6065 (add_type_for_runtime): Declare extern.
6066 (lookup_type_for_runtime): Likewise.
6067 (debug_eh_tree): Declare.
6068 * Makefile.in (GTFILES): List except.h before except.c
6070 2009-04-17 Diego Novillo <dnovillo@google.com>
6072 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
6073 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
6074 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
6075 (find_vars_r): ... here.
6076 * tree-flow.h (find_referenced_vars_in): Declare.
6077 * tree-ssa-pre.c (create_expression_by_pieces): Assert
6078 that AVAIL_OUT exists for BLOCK.
6079 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
6080 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
6081 (tree-parloops.o): Likewise.
6083 2009-04-17 Simon Baldwin <simonb@google.com>
6085 * toplev.c (default_tree_printer): Add handling for %E format.
6087 2009-04-17 Diego Novillo <dnovillo@google.com>
6089 * tree-pretty-print.c (dump_generic_node): Add break after
6090 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
6091 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
6092 FUNCTION_TYPE together. Call print_struct_decl when printing
6093 structures and TDF_SLIM is not given.
6094 (print_struct_decl): Fix logic for detecting recursion.
6096 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6099 * gcc.c (create_at_file): New.
6100 (compile_input_file_p): New.
6101 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
6102 * main.c (main): Update call to toplev_main.
6103 * toplev.c (toplev_main): Change signature. Call expandargv.
6104 * toplev.h (toplev_main): Change signature.
6106 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6108 * dwarf2out.c (field_byte_offset): Use the type size as the field size
6109 if the latter is not constant.
6111 2009-04-17 David Edelsohn <edelsohn@gnu.org>
6113 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
6115 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6117 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
6118 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
6120 2009-04-17 Richard Guenther <rguenther@suse.de>
6122 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6123 Handle component references view-converting an invariant address.
6125 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
6127 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
6128 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
6129 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
6130 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
6131 Use @deftypevr rather than @deftypevar.
6133 2009-04-17 Richard Guenther <rguenther@suse.de>
6135 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
6136 (get_prop_source_stmt): Likewise.
6137 (can_propagate_from): Likewise.
6139 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
6141 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
6142 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
6143 (--with-multilib-list): Add default value.
6144 * configure: Regenerate.
6145 * Makefile.in (TM_ENDIAN_CONFIG): Define.
6146 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
6147 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
6148 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
6149 Don't add default cpu to multilib list unnecessarily, but do enable
6150 the relevant compiler option..
6151 Add support for --with-multilib-list=<blank> and
6152 --with-multilib-list=!<somelib> to supress unwanted multilibs.
6153 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
6154 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
6155 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
6157 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
6158 (MULTILIB_OSDIRNAMES): New variable.
6159 * config/sh/t-1e: Delete file.
6160 * config/sh/t-mlib-sh1: Delete file.
6161 * config/sh/t-mlib-sh2: Delete file.
6162 * config/sh/t-mlib-sh2a: Delete file.
6163 * config/sh/t-mlib-sh2a-nofpu: Delete file.
6164 * config/sh/t-mlib-sh2a-single: Delete file.
6165 * config/sh/t-mlib-sh2a-single-only: Delete file.
6166 * config/sh/t-mlib-sh2e: Delete file.
6167 * config/sh/t-mlib-sh3e: Delete file.
6168 * config/sh/t-mlib-sh4: Delete file.
6169 * config/sh/t-mlib-sh4-nofpu: Delete file.
6170 * config/sh/t-mlib-sh4-single: Delete file.
6171 * config/sh/t-mlib-sh4-single-only: Delete file.
6172 * config/sh/t-mlib-sh4a: Delete file.
6173 * config/sh/t-mlib-sh4a-nofpu: Delete file.
6174 * config/sh/t-mlib-sh4a-single: Delete file.
6175 * config/sh/t-mlib-sh4a-single-only: Delete file.
6176 * config/sh/t-mlib-sh4al: Delete file.
6177 * config/sh/t-mlib-sh5-32media: Delete file.
6178 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
6179 * config/sh/t-mlib-sh5-64media: Delete file.
6180 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
6181 * config/sh/t-mlib-sh5-compact: Delete file.
6182 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
6183 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
6184 * doc/install.texi (Options specification): Add
6185 --with-multilib-list and --with-endian.
6187 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6189 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
6191 (OBJS-common): Add plugin-version.o.
6192 (plugin-version.o): New.
6193 * gcc-plugin.h (plugin_gcc_version): New.
6194 (plugin_default_version_check): New.
6195 (plugin_init_func, plugin_init): Add version argument.
6196 * plugin-version.c: New.
6197 * plugin.c (str_plugin_gcc_version_name): New.
6198 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
6199 pass it to the init function.
6200 (plugin_default_version_check): New.
6202 2009-04-17 Richard Guenther <rguenther@suse.de>
6204 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
6205 for decl-vs-decl disambiguation.
6207 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
6209 * config/s390/s390.h (s390_tune_attr): New macro definition.
6210 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
6212 2009-04-17 Richard Guenther <rguenther@suse.de>
6214 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
6215 (fold_stmt_r): Likewise.
6216 (maybe_fold_reference): New function.
6217 (fold_gimple_assign): Handle cases fold_stmt_r did.
6218 (fold_stmt): Do not use fold_stmt_r.
6219 (fold_stmt_inplace): Likewise.
6221 2009-04-17 Richard Guenther <rguenther@suse.de>
6223 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
6224 (record_equivalences_from_stmt): Remove useless checks and
6226 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
6227 the type is already suitable.
6229 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
6231 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
6233 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
6235 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
6236 (CMPtype): Define as __gcc_CMPtype.
6238 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
6240 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
6241 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
6243 2009-04-17 Richard Guenther <rguenther@suse.de>
6245 PR tree-optimization/39746
6246 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
6247 special-casing for builtins and static variable use/def.
6248 (call_may_clobber_ref_p_1): Likewise.
6250 2009-04-16 Ian Lance Taylor <iant@google.com>
6252 * df.h: Include "timevar.h".
6253 (struct df_problem): Change tv_id field to timevar_id_t.
6254 * tree-pass.h: Include "timevar.h".
6255 (struct opt_pass): Change tv_id field to timevar_id_t.
6256 * timevar.h (timevar_id_t): Define TV_NONE.
6257 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
6258 TV_NONE rather than tv_id != 0.
6259 (execute_one_pass): Likewise.
6260 * Makefile.in (DF_H): Add $(TIMEVAR_H).
6261 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
6262 dependencies to $(TREE_PASS_H).
6263 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
6265 (pass_branch_target_load_optimize2): Likewise.
6266 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
6267 (pass_outof_cfg_layout_mode): Likewise.
6268 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
6269 (pass_rebuild_cgraph_edges): Likewise.
6270 (pass_remove_cgraph_callee_edges): Likewise.
6271 * df-core.c (pass_df_initialize_opt): Likewise.
6272 (pass_df_initialize_no_opt): Likewise.
6273 (pass_df_finish): Likewise.
6274 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6275 * except.c (pass_set_nothrow_function_flags): Likewise.
6276 (pass_convert_to_eh_region_ranges): Likewise.
6277 * final.c (pass_compute_alignments): Likewise.
6278 * function.c (pass_instantiate_virtual_regs): Likewise.
6279 (pass_init_function): Likewise.
6280 (pass_leaf_regs): Likewise.
6281 (pass_match_asm_constraints): Likewise.
6282 * gimple-low.c (pass_lower_cf): Likewise.
6283 (pass_mark_used_blocks): Likewise.
6284 * init-regs.c (pass_initialize_regs): Likewise.
6285 * integrate.c (pass_initial_value_sets): Likewise.
6286 * ira.c (pass_ira): Likewise.
6287 * jump.c (pass_cleanup_barriers): Likewise.
6288 * omp-low.c (pass_expand_omp): Likewise.
6289 (pass_lower_omp): Likewise.
6290 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
6291 * recog.c (pass_split_all_insns): Likewise.
6292 (pass_split_after_reload): Likewise.
6293 (pass_split_before_regstack): Likewise.
6294 (pass_split_before_sched2): Likewise.
6295 (pass_split_for_shorten_branches): Likewise.
6296 * reginfo.c (pass_reginfo_init): Likewise.
6297 (pass_subregs_of_mode_init): Likewise.
6298 (pass_subregs_of_mode_finish): Likewise.
6299 * passes.c (pass_postreload): Likewise.
6300 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
6301 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
6302 (pass_warn_function_return): Likewise.
6303 (pass_warn_function_noreturn): Likewise.
6304 * tree-complex.c (pass_lower_complex): Likewise.
6305 (pass_lower_complex_O0): Likewise.
6306 * tree-if-conv.c (pass_if_conversion): Likewise.
6307 * tree-into-ssa.c (pass_build_ssa): Likewise.
6308 * tree-mudflap.c (pass_mudflap_1): Likewise.
6309 (pass_mudflap_2): Likewise.
6310 * tree-nomudflap.c (pass_mudflap_1): Likewise.
6311 (pass_mudflap_2): Likewise.
6312 * tree-nrv.c (pass_return_slot): Likewise.
6313 * tree-object-size.c (pass_object_sizes): Likewise.
6314 * tree-optimize.c (pass_all_optimizations): Likewise.
6315 (pass_early_local_passes): Likewise.
6316 (pass_all_early_optimizations): Likewise.
6317 (pass_cleanup_cfg): Likewise.
6318 (pass_cleanup_cfg_post_optimizing): Likewise.
6319 (pass_free_datastructures): Likewise.
6320 (pass_free_cfg_annotations): Likewise.
6321 (pass_fixup_cfg): Likewise.
6322 (pass_init_datastructures): Likewise.
6323 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
6324 (pass_late_warn_uninitialized): Likewise.
6325 (pass_update_address_taken): Likewise.
6326 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
6327 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
6328 (pass_cse_sincos): Likewise.
6329 (pass_convert_to_rsqrt): Likewise.
6330 * tree-ssa-structalias.c (pass_build_alias): Likewise.
6331 * tree-stdarg.c (pass_stdarg): Likewise.
6332 * tree-tailcall.c (pass_tail_recursion): Likewise.
6333 (pass_tail_calls): Likewise.
6334 * tree-vect-generic.c (pass_lower_vector): Likewise.
6335 (pass_lower_vector_ssa): Likewise.
6336 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
6338 2009-04-16 Joseph Myers <joseph@codesourcery.com>
6340 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
6342 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
6344 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
6345 logical and signext.
6347 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
6350 * config/sh/predicates.md (arith_operand): Check if the operand
6351 of TRUNCATE is a REG.
6353 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6355 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6356 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6358 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6360 * tree-iterator.c (tsi_split_statement_list_after,
6361 tsi_split_statement_list_before): Remove.
6362 * tree-iterator.h: Remove the prototypes for
6363 tsi_split_statement_list_after and tsi_split_statement_list_before.
6365 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6367 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
6368 * tree-ssa-propagate.h: Remove the prototype for
6369 stmt_makes_single_load.
6371 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6373 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
6374 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
6376 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6378 * tree-iterator.c (EXPR_LAST_BODY): Remove.
6380 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6382 * except.c (eh_region_outer_p): Remove.
6383 * except.h: Remove the prototype for eh_region_outer_p.
6385 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6387 * function.c (current_function_assembler_name): Remove.
6388 * function.h: Remove the prototype for
6389 current_function_assembler_name.
6391 2009-04-16 Ian Lance Taylor <iant@google.com>
6393 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
6394 (add_reg_note): Call alloc_reg_note.
6395 * rtl.h (alloc_reg_note): Declare.
6396 * combine.c (try_combine): Use alloc_reg_note.
6397 (recog_for_combine, move_deaths): Likewise.
6398 (distribute_notes): Use alloc_reg_note and add_reg_note.
6399 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
6400 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
6401 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
6403 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
6405 PR rtl-optimization/39762
6406 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
6407 ira_may_move_out_cost): Add comments about way of their usage.
6408 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
6410 * ira-conflicts.c (process_regs_for_copy): Use function
6411 ira_get_register_move_cost instead of global
6412 ira_register_move_cost.
6414 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
6415 color_pass, move_spill_restore, update_curr_costs): Ditto.
6417 * ira-lives.c (process_single_reg_class_operands): Ditto.
6419 * ira-emit.c (emit_move_list): Ditto.
6421 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
6422 (record_reg_classes): Ditto. Use functions
6423 ira_get_register_move_cost and ira_get_may_move_cost instead of
6424 global vars ira_register_move_cost, ira_may_move_out_cost and
6425 ira_may_move_in_cost.
6426 (record_address_regs): Don't call ira_init_register_move_cost.
6427 Use function ira_get_may_move_cost instead of global
6428 ira_may_move_in_cost.
6429 (process_bb_node_for_hard_reg_moves): Use function
6430 ira_get_register_move_cost instead of global ira_register_move_cost.
6431 (ira_costs): Don't call ira_init_register_move_cost.
6433 2009-04-16 Richard Guenther <rguenther@suse.de>
6435 * tree-cfg.c (verify_gimple_assign_binary):
6436 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
6437 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
6438 (create_general_new_stmt): Note that this function is broken.
6440 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6442 * common.opt (fhelp): Add Var(help_flag).
6443 * gcc-plugin.h (plugin_info): Add help.
6444 * plugin.c (plugin_name_args): Add help.
6445 (register_plugin_info): Set plugin->help.
6446 (print_help_one_plugin): New.
6447 (print_plugins_help): New.
6448 * plugin.h (print_plugins_help): New.
6449 * toplev.c (toplev_main): Call print_plugins_help if needed.
6451 2009-04-16 Richard Guenther <rguenther@suse.de>
6453 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
6454 (gimple_ior_addresses_taken_1): New function.
6455 (gimple_ior_addresses_taken): Likewise.
6456 * gimple.h (struct gimple_statement_with_ops_base): Remove
6457 addresses_taken member.
6458 (gimple_ior_addresses_taken): Declare.
6459 (gimple_addresses_taken, gimple_addresses_taken_ptr,
6460 gimple_set_addresses_taken): Remove.
6461 * ipa-reference.c (mark_address): New function.
6462 (scan_stmt_for_static_refs): Use it for marking addresses taken.
6463 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
6464 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
6465 (gimple_add_to_addresses_taken): Remove.
6466 (get_tmr_operands): Call mark_address_taken.
6467 (get_asm_expr_operands): Likewise.
6468 (get_expr_operands): Likewise.
6469 (build_ssa_operands): Do not clear the addresses_taken bitmap.
6470 (free_stmt_operands): Do not free it.
6471 * tree-ssa.c (delete_tree_ssa): Likewise.
6472 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
6474 2009-04-16 Richard Guenther <rguenther@suse.de>
6476 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
6477 (walk_stmt_load_store_ops): Likewise.
6478 * gimple.c (get_base_loadstore): New function.
6479 (walk_stmt_load_store_addr_ops): Likewise.
6480 (walk_stmt_load_store_ops): Likewise.
6481 * ipa-pure-const.c (check_op): Simplify.
6482 (check_load, check_store): New functions.
6483 (check_stmt): Use walk_stmt_load_store_ops.
6484 * ipa-reference.c (mark_load): Adjust signature.
6485 (mark_store): Likewise.
6486 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
6488 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6490 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
6492 * opts.c (common_handle_option): Don't call print_version.
6493 * plugin.c (plugin_name_args): Add version.
6494 (register_plugin_info): New.
6495 (register_callback): Handle PLUGIN_INFO.
6496 (try_init_one_plugin): New.
6497 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
6499 (finalize_one_plugin): New.
6500 (finalize_plugins): New.
6501 (print_one_plugin): New.
6502 (print_plugins_versions): New.
6503 * plugin.h (print_plugins_versions): New.
6504 (finalize_plugins): New.
6505 * toplev.c (compile_file): Don't call initialize_plugins.
6506 (print_version): Call print_plugins_versions.
6507 (toplev_main): Call initialize_plugins. Print version if needed.
6508 Call finalize_plugins.
6510 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6512 * common.opt (fversion): New.
6513 * gcc.c (print_version): New.
6514 (process_command): Don't print the version. Just set print_version.
6515 (main): Print version. Call subprocesses if print_version and
6516 verbose_flag are set.
6517 * opts.c (common_handle_option): Handle OPT_fversion.
6519 2009-04-16 Richard Guenther <rguenther@suse.de>
6520 Ira Rosen <irar@il.ibm.com>
6522 PR tree-optimization/39698
6523 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
6524 type of the reduction variable. Only generate the def if
6527 * omp-low.c (expand_omp_for_generic): When converting to a pointer
6528 make sure to first convert to an integer of the same precision.
6529 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
6530 the type of the evolution correctly in computing the new
6531 induction variable base.
6533 2009-04-16 Richard Guenther <rguenther@suse.de>
6536 * tree-cfg.c (make_blocks): Split statements with to-be
6537 abnormal SSA names on the lhs.
6539 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
6541 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
6542 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
6543 * c-typeck.c (really_start_incremental_init): Likewise.
6544 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
6545 (TARGET_INITIALIZER): Remove it.
6546 * target.h (struct target): Remove vector_opaque_p.
6547 * tree.c (build_opaque_vector_type): New.
6548 * tree.h (TYPE_VECTOR_OPAQUE): New.
6549 (build_opaque_vector_type): Declare.
6550 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
6551 * config/rs6000/rs6000.c (build_opaque_vector_type,
6552 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
6553 (rs6000_init_builtins): Use build_opaque_vector_type for
6554 opaque_V4SI_type_node.
6556 2009-04-15 Catherine Moore <clm@codesourcery.com>
6558 * debug.h (set_name): Declare.
6559 * dwarf2out.c (dwarf2out_set_name): Declare.
6560 (dwarf2_debug_hooks): Add set_name.
6561 (find_AT_string): New.
6562 (add_AT_string): Call find_AT_string.
6563 (dwarf2out_set_name): New.
6564 * cp/decl.c (grokdeclarator): Call set_name.
6565 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
6566 * debug.c (do_nothing_debug_hooks): Likewise.
6567 * dbxout.c (dbx_debug_hooks): Likewise.
6568 * sdbout.c (sdb_debug_hooks): Likewise.
6570 2009-04-15 Michael Eager <eager@eagercon.com>
6572 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
6573 reg for single-precision FPU.
6574 * config/rs6000/rs6000.md (movsi_internal1): Only for
6576 (movsi_internal1_single): New. Add pattern to move SI values to/from
6577 single-precision FP regs.
6579 2009-04-15 Richard Guenther <rguenther@suse.de>
6581 * omp-low.c (lower_rec_input_clauses): Build correct address
6583 (expand_omp_for_generic): Fix multiplication type.
6584 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
6585 (generate_memset_zero): Fix types.
6586 * tree-profile.c (prepare_instrumented_value): Correctly
6589 2009-04-15 Ian Lance Taylor <iant@google.com>
6591 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
6592 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
6593 for -Wall and for -Wc++-compat.
6594 (c_common_post_options): For C++, set warn_enum_compare if not
6596 * c-tree.h (struct c_expr): Add field original_type.
6597 (build_external_ref): Update declaration.
6598 * c-parser.c (c_parser_braced_init): Set original_type.
6599 (c_parser_initelt): Likewise.
6600 (c_parser_expr_no_commas): Likewise.
6601 (c_parser_conditional_expression): Likewise.
6602 (c_parser_cast_expression): Likewise.
6603 (c_parser_unary_expression): Likewise. Pull setting of
6604 original_code to top of function.
6605 (c_parser_sizeof_expression): Set original_type.
6606 (c_parser_alignof_expression): Likewise.
6607 (c_parser_postfix_expression): Likewise. Pull setting of
6608 original_code to top of function.
6609 (c_parser_postfix_expression_after_paren_type): Set original_type.
6610 (c_parser_postfix_expression_after_primary): Likewise.
6611 (c_parser_expression): Likewise.
6612 * c-typeck.c (build_external_ref): Add type parameter. Change all
6614 (c_expr_sizeof_expr): Set original_type field.
6615 (parser_build_unary_op): Likewise.
6616 (parser_build_binary_op): Likewise. Optionally warn about
6617 comparisons of enums of different types.
6618 (digest_init): Set original_type field.
6619 (really_start_incremental_init): Likewise.
6620 (push_init_level, pop_init_level): Likewise.
6621 * doc/invoke.texi (Warning Options): -Wenum-compare now
6624 2009-04-15 Richard Guenther <rguenther@suse.de>
6626 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
6627 out a necessary conversion.
6628 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
6629 names we didn't value number.
6630 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
6632 2009-04-15 Richard Guenther <rguenther@suse.de>
6634 PR tree-optimization/39764
6635 * tree-ssa-ccp.c (get_value): Canonicalize value with
6636 canonicalize_float_value.
6638 2009-04-15 Jan Hubicka <jh@suse.cz>
6640 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
6641 Wrong version of patch.
6643 2009-04-15 Jan Hubicka <jh@suse.cz>
6645 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
6647 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
6649 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
6650 our distinct integral and vector types.
6652 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
6654 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
6655 * init.c (build_vtbl_address): Remove call to assemble_external.
6657 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
6659 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
6660 output for other floating point modes.
6662 2009-04-14 Diego Novillo <dnovillo@google.com>
6664 * diagnostic.c (diagnostic_report_diagnostic): Do not
6665 warn about loaded plugins for DK_ERROR and DK_WARNING.
6666 * c-decl.c (declspecs_add_type): Move call to
6667 invoke_plugin_callbacks ...
6668 * c-parser.c (c_parser_declspecs): ... here.
6669 * plugin.c (dump_active_plugins): Tidy output.
6671 2009-04-14 Diego Novillo <dnovillo@google.com>
6672 Le-Chun Wu <lcwu@google.com>
6674 * configure.ac: Add --enable-plugin support.
6675 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
6676 * Makefile.in (PLUGIN_H): Define.
6677 Export ENABLE_PLUGIN and GMPINC to site.exp.
6678 Add PLUGINLIBS to link command.
6679 Add/modify dependencies for plugin.o and files including plugin.h.
6681 * config.in: Regenerate.
6683 * opts.c (common_handle_option): Handle OPT_fplugin_ and
6686 2009-04-14 Le-Chun Wu <lcwu@google.com>
6688 * tree-pass.h (register_one_dump_file): Add a prototype for
6689 register_one_dump_file.
6690 * toplev.c (compile_file): Call initialize_plugins.
6691 (do_compile): Call invoke_plugin_callbacks.
6692 (toplev_main): Call invoke_plugin_callbacks.
6693 * common.opt: Add -fplugin= and -fplugin-arg-.
6694 * gcc-plugin.h: New public header file for plugins to include.
6695 * plugin.c: New source file.
6696 * plugin.h: New internal header file.
6697 * passes.c (register_one_dump_file): Make it external.
6699 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
6701 2009-04-14 Diego Novillo <dnovillo@google.com>
6703 * doc/plugins.texi: New.
6704 * doc/gccint.texi: Add reference to Plugins chapter.
6705 * doc/invoke.texi: Document -fplugin and -fplugin-arg
6706 * diagnostic.c (diagnostic_report_diagnostic): Warn about
6707 loaded plugins, if any.
6708 * timevar.def (TV_PLUGIN_INIT): Define.
6709 (TV_PLUGIN_RUN): Define.
6710 * plugin.c: Include timevar.h
6711 (plugins_active_p): New.
6712 (dump_active_plugins): New.
6713 (debug_active_plugins): New.
6715 2009-04-14 Joseph Myers <joseph@codesourcery.com>
6717 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
6719 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
6721 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
6723 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
6724 the same as a minus without a shift.
6726 2009-04-14 Nick Clifton <nickc@redhat.com>
6728 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
6729 comparisons with small integers will always produce a short
6732 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
6735 2008-12-19 Diego Novillo <dnovillo@google.com>
6737 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
6739 2009-04-14 Richard Guenther <rguenther@suse.de>
6741 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
6743 (verify_gimple_assign_binary): Likewise. Handle shifts and
6745 (verify_gimple_phi): Print the mismatched argument position.
6746 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6748 (vect_update_init_of_dr): Likewise.
6749 * matrix-reorg.c (transform_access_sites): Do what the
6751 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
6753 2009-04-13 Michael Eager <eager@eagercon.com>
6755 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
6756 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
6757 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
6758 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
6759 remove duplicate config
6761 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6763 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
6764 file_name:line_number type locator of the call site.
6766 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
6768 * genautomata.c: Put blank after comma.
6769 (automaton_decls): New.
6770 (struct unit_usage): Add comments to member next.
6771 (store_alt_unit_usage): Keep the list ordered.
6772 (unit_present_on_list_p, equal_alternatives_p): New.
6773 (check_regexp_units_distribution): Check units distribution
6774 correctness correctly.
6775 (main): Don't write automata if error is found. Return correct
6778 * config/m68k/cf.md (cfv4_ds): Remove.
6779 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
6780 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
6782 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
6783 power4-load-ext, power4-store, power4-store-update,
6784 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
6785 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
6786 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
6787 power4-sqrt, power4-isync): Modify reservation to make correct
6788 unit distribution to automata.
6790 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
6791 power5-store-update, power5-two, power5-three, power5-lmul,
6792 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
6794 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
6796 * except.c (pass_set_nothrow_function_flags): Set name and add
6798 (set_nothrow_function_flags): Mention in the dump file when
6799 changing a function to nothrow.
6801 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
6804 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
6805 instead of unsigned long.
6807 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6809 * config/arm/arm.c (return_used_this_function): Remove.
6810 (arm_output_function_prologue): Remove use of
6811 return_used_this_function.
6812 (output_return_instruction): Replace use of
6813 return_used_this_function
6814 by cfun->machine->return_used_this_function.
6815 (arm_output_epilogue): Likewise.
6816 (arm_output_function_epilogue): Likewise.
6817 (thumb_unexpanded_epilogue): Likewise.
6818 * config/arm/arm.h (struct machine_function):
6819 New member return_used_this_function.
6821 2009-04-12 Mark Mitchell <mark@codesourcery.com>
6823 * doc/install.texi: Correct description of default directory for
6824 --with-gxx-include-dir.
6826 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
6828 * fold-const.c (build_range_check): Properly deal with enumeral and
6831 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
6833 * doc/invoke.texi (max_gcse_passes): Remove documentation.
6834 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
6835 * params.h (MAX_GCSE_PASSES): Remove.
6836 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
6837 in sequence. Remove ability to run multiple passes.
6838 (bypass_jumps): Report run as third CPROP pass.
6840 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
6843 * except.c (can_throw_external): Look at each insn in a SEQUENCE
6844 when deciding whether the whole SEQUENCE can throw.
6846 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
6849 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
6850 offseted label references.
6852 2009-04-11 Jan Hubicka <jh@suse.cz>
6854 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
6856 2009-04-11 Richard Guenther <rguenther@suse.de>
6859 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
6860 return variables as TREE_ADDRESSABLE.
6862 2009-04-11 Richard Guenther <rguenther@suse.de>
6864 PR tree-optimization/39713
6865 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
6866 reference trees have SSA_NAME operands.
6868 2009-04-11 Richard Guenther <rguenther@suse.de>
6871 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
6872 address expressions.
6874 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
6876 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
6877 match changes in Cygwin 1.7
6878 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
6879 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
6881 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6883 PR tree-optimization/39701
6884 * doc/invoke.texi (Optimization Options): Document change in
6885 meaning and initialization of -fdelete-null-pointer-checks.
6887 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6890 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
6892 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
6895 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
6897 2009-04-10 Chao-ying Fu <fu@mips.com>
6899 * doc/tm.texi (Instruction Output): Document
6900 TARGET_ASM_FINAL_POSTSCAN_INSN.
6901 * target.h (final_postscan_insn): New field in asm_out.
6902 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6903 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
6904 * final.c (final_scan_insn): Call
6905 targetm.asm_out.final_postscan_insn after outputting
6906 an asm macro and a normal instruction.
6908 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
6909 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
6910 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
6911 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
6912 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6914 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6917 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
6918 variables as non-NULL even with -fdelete-null-pointer-checks.
6920 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6922 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
6924 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
6927 * config/i386/i386.c (classify_argument): Handle SCmode with
6928 (bit_offset % 64) != 0.
6930 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
6932 * doc/invoke.texi (Optimize Options): Add cross-reference to
6933 -Q --help=optimizers examples.
6935 2009-04-10 Ben Elliston <bje@au.ibm.com>
6938 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
6939 regalign for the reg == fpr and TDmode case.
6941 2009-04-09 David Ayers <ayers@fsfe.org>
6944 * objc/objc-act.c (warn_with_method): Remove helper function.
6945 (check_duplicates): Call warning and inform directly.
6946 (really_start_method): Likewise.
6948 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
6950 * expmed.c (expand_divmod): Always use a comparison for a division
6951 by a large unsigned integer.
6953 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
6954 for things others than variables or functions as nonzero.
6956 2009-04-09 Nick Clifton <nickc@redhat.com>
6958 * unwind-compat.c: Change copyright header to refer to version
6959 3 of the GNU General Public License with version 3.1 of the
6960 GCC Runtime Library Exception and to point readers at the
6961 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
6962 * config/alpha/crtfastmath.c: Likewise.
6963 * config/alpha/linux-unwind.h: Likewise.
6964 * config/alpha/qrnnd.asm: Likewise.
6965 * config/alpha/vms-crt0-64.c: Likewise.
6966 * config/alpha/vms-crt0.c: Likewise.
6967 * config/alpha/vms-dwarf2.asm: Likewise.
6968 * config/alpha/vms-dwarf2eh.asm: Likewise.
6969 * config/alpha/vms-psxcrt0-64.c: Likewise.
6970 * config/alpha/vms-psxcrt0.c: Likewise.
6971 * config/alpha/vms_tramp.asm: Likewise.
6972 * config/arc/initfini.c: Likewise.
6973 * config/arc/lib1funcs.asm: Likewise.
6974 * config/arm/bpabi-v6m.S: Likewise.
6975 * config/arm/bpabi.S: Likewise.
6976 * config/arm/bpabi.c: Likewise.
6977 * config/arm/crti.asm: Likewise.
6978 * config/arm/crtn.asm: Likewise.
6979 * config/arm/ieee754-df.S: Likewise.
6980 * config/arm/ieee754-sf.S: Likewise.
6981 * config/arm/lib1funcs.asm: Likewise.
6982 * config/arm/libunwind.S: Likewise.
6983 * config/arm/linux-atomic.c: Likewise.
6984 * config/arm/mmintrin.h: Likewise.
6985 * config/arm/pr-support.c: Likewise.
6986 * config/arm/unaligned-funcs.c: Likewise.
6987 * config/arm/unwind-arm.c: Likewise.
6988 * config/arm/unwind-arm.h: Likewise.
6989 * config/avr/libgcc.S: Likewise.
6990 * config/bfin/crti.s: Likewise.
6991 * config/bfin/crtlibid.s: Likewise.
6992 * config/bfin/crtn.s: Likewise.
6993 * config/bfin/lib1funcs.asm: Likewise.
6994 * config/bfin/linux-unwind.h: Likewise.
6995 * config/cris/arit.c: Likewise.
6996 * config/cris/cris_abi_symbol.c: Likewise.
6997 * config/darwin-64.c: Likewise.
6998 * config/darwin-crt2.c: Likewise.
6999 * config/darwin-crt3.c: Likewise.
7000 * config/darwin.h: Likewise.
7001 * config/dbxelf.h: Likewise.
7002 * config/dfp-bit.c: Likewise.
7003 * config/dfp-bit.h: Likewise.
7004 * config/elfos.h: Likewise.
7005 * config/fixed-bit.c: Likewise.
7006 * config/fixed-bit.h: Likewise.
7007 * config/fp-bit.c: Likewise.
7008 * config/fp-bit.h: Likewise.
7009 * config/fr30/crti.asm: Likewise.
7010 * config/fr30/crtn.asm: Likewise.
7011 * config/fr30/lib1funcs.asm: Likewise.
7012 * config/freebsd-spec.h: Likewise.
7013 * config/frv/cmovd.c: Likewise.
7014 * config/frv/cmovh.c: Likewise.
7015 * config/frv/cmovw.c: Likewise.
7016 * config/frv/frvbegin.c: Likewise.
7017 * config/frv/frvend.c: Likewise.
7018 * config/frv/lib1funcs.asm: Likewise.
7019 * config/glibc-stdint.h: Likewise.
7020 * config/h8300/clzhi2.c: Likewise.
7021 * config/h8300/crti.asm: Likewise.
7022 * config/h8300/crtn.asm: Likewise.
7023 * config/h8300/ctzhi2.c: Likewise.
7024 * config/h8300/fixunssfsi.c: Likewise.
7025 * config/h8300/lib1funcs.asm: Likewise.
7026 * config/h8300/parityhi2.c: Likewise.
7027 * config/h8300/popcounthi2.c: Likewise.
7028 * config/i386/ammintrin.h: Likewise.
7029 * config/i386/att.h: Likewise.
7030 * config/i386/avxintrin.h: Likewise.
7031 * config/i386/biarch64.h: Likewise.
7032 * config/i386/bmmintrin.h: Likewise.
7033 * config/i386/cpuid.h: Likewise.
7034 * config/i386/cross-stdarg.h: Likewise.
7035 * config/i386/crtfastmath.c: Likewise.
7036 * config/i386/crtprec.c: Likewise.
7037 * config/i386/cygming-crtbegin.c: Likewise.
7038 * config/i386/cygming-crtend.c: Likewise.
7039 * config/i386/cygwin.asm: Likewise.
7040 * config/i386/emmintrin.h: Likewise.
7041 * config/i386/gmm_malloc.h: Likewise.
7042 * config/i386/gthr-win32.c: Likewise.
7043 * config/i386/i386.h: Likewise.
7044 * config/i386/immintrin.h: Likewise.
7045 * config/i386/linux-unwind.h: Likewise.
7046 * config/i386/linux64.h: Likewise.
7047 * config/i386/mm3dnow.h: Likewise.
7048 * config/i386/mmintrin-common.h: Likewise.
7049 * config/i386/mmintrin.h: Likewise.
7050 * config/i386/nmmintrin.h: Likewise.
7051 * config/i386/pmm_malloc.h: Likewise.
7052 * config/i386/pmmintrin.h: Likewise.
7053 * config/i386/smmintrin.h: Likewise.
7054 * config/i386/sol2-c1.asm: Likewise.
7055 * config/i386/sol2-ci.asm: Likewise.
7056 * config/i386/sol2-cn.asm: Likewise.
7057 * config/i386/sol2-gc1.asm: Likewise.
7058 * config/i386/tmmintrin.h: Likewise.
7059 * config/i386/unix.h: Likewise.
7060 * config/i386/w32-unwind.h: Likewise.
7061 * config/i386/wmmintrin.h: Likewise.
7062 * config/i386/x86-64.h: Likewise.
7063 * config/i386/x86intrin.h: Likewise.
7064 * config/i386/xmmintrin.h: Likewise.
7065 * config/ia64/crtbegin.asm: Likewise.
7066 * config/ia64/crtend.asm: Likewise.
7067 * config/ia64/crtfastmath.c: Likewise.
7068 * config/ia64/crti.asm: Likewise.
7069 * config/ia64/crtn.asm: Likewise.
7070 * config/ia64/fde-glibc.c: Likewise.
7071 * config/ia64/lib1funcs.asm: Likewise.
7072 * config/ia64/linux-unwind.h: Likewise.
7073 * config/ia64/quadlib.c: Likewise.
7074 * config/ia64/unwind-ia64.c: Likewise.
7075 * config/linux.h: Likewise.
7076 * config/m32c/m32c-lib1.S: Likewise.
7077 * config/m32c/m32c-lib2-trapv.c: Likewise.
7078 * config/m32c/m32c-lib2.c: Likewise.
7079 * config/m32r/initfini.c: Likewise.
7080 * config/m68hc11/larith.asm: Likewise.
7081 * config/m68hc11/m68hc11-crt0.S: Likewise.
7082 * config/m68k/cf.md: Likewise.
7083 * config/m68k/crti.s: Likewise.
7084 * config/m68k/crtn.s: Likewise.
7085 * config/m68k/lb1sf68.asm: Likewise.
7086 * config/m68k/linux-unwind.h: Likewise.
7087 * config/mcore/crti.asm: Likewise.
7088 * config/mcore/crtn.asm: Likewise.
7089 * config/mcore/lib1.asm: Likewise.
7090 * config/mips/linux-unwind.h: Likewise.
7091 * config/mips/loongson.h: Likewise.
7092 * config/mips/mips16.S: Likewise.
7093 * config/mmix/crti.asm: Likewise.
7094 * config/mmix/crtn.asm: Likewise.
7095 * config/pa/fptr.c: Likewise.
7096 * config/pa/hpux-unwind.h: Likewise.
7097 * config/pa/lib2funcs.asm: Likewise.
7098 * config/pa/linux-atomic.c: Likewise.
7099 * config/pa/linux-unwind.h: Likewise.
7100 * config/pa/milli64.S: Likewise.
7101 * config/pa/quadlib.c: Likewise.
7102 * config/pa/stublib.c: Likewise.
7103 * config/picochip/libgccExtras/adddi3.asm: Likewise.
7104 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
7105 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
7106 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
7107 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
7108 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
7109 * config/picochip/libgccExtras/divmod15.asm: Likewise.
7110 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
7111 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
7112 * config/picochip/libgccExtras/longjmp.asm: Likewise.
7113 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
7114 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
7115 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
7116 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
7117 * config/picochip/libgccExtras/setjmp.asm: Likewise.
7118 * config/picochip/libgccExtras/subdi3.asm: Likewise.
7119 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
7120 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
7121 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
7122 * config/rs6000/750cl.h: Likewise.
7123 * config/rs6000/altivec.h: Likewise.
7124 * config/rs6000/biarch64.h: Likewise.
7125 * config/rs6000/crtresfpr.asm: Likewise.
7126 * config/rs6000/crtresgpr.asm: Likewise.
7127 * config/rs6000/crtresxfpr.asm: Likewise.
7128 * config/rs6000/crtresxgpr.asm: Likewise.
7129 * config/rs6000/crtsavfpr.asm: Likewise.
7130 * config/rs6000/crtsavgpr.asm: Likewise.
7131 * config/rs6000/darwin-asm.h: Likewise.
7132 * config/rs6000/darwin-fallback.c: Likewise.
7133 * config/rs6000/darwin-fpsave.asm: Likewise.
7134 * config/rs6000/darwin-ldouble.c: Likewise.
7135 * config/rs6000/darwin-tramp.asm: Likewise.
7136 * config/rs6000/darwin-unwind.h: Likewise.
7137 * config/rs6000/darwin-vecsave.asm: Likewise.
7138 * config/rs6000/darwin-world.asm: Likewise.
7139 * config/rs6000/e500crtres32gpr.asm: Likewise.
7140 * config/rs6000/e500crtres64gpr.asm: Likewise.
7141 * config/rs6000/e500crtres64gprctr.asm: Likewise.
7142 * config/rs6000/e500crtrest32gpr.asm: Likewise.
7143 * config/rs6000/e500crtrest64gpr.asm: Likewise.
7144 * config/rs6000/e500crtresx32gpr.asm: Likewise.
7145 * config/rs6000/e500crtresx64gpr.asm: Likewise.
7146 * config/rs6000/e500crtsav32gpr.asm: Likewise.
7147 * config/rs6000/e500crtsav64gpr.asm: Likewise.
7148 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
7149 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
7150 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
7151 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
7152 * config/rs6000/eabi-ci.asm: Likewise.
7153 * config/rs6000/eabi-cn.asm: Likewise.
7154 * config/rs6000/eabi.asm: Likewise.
7155 * config/rs6000/linux-unwind.h: Likewise.
7156 * config/rs6000/linux64.h: Likewise.
7157 * config/rs6000/paired.h: Likewise.
7158 * config/rs6000/paired.md: Likewise.
7159 * config/rs6000/ppc64-fp.c: Likewise.
7160 * config/rs6000/ppu_intrinsics.h: Likewise.
7161 * config/rs6000/rs6000.h: Likewise.
7162 * config/rs6000/si2vmx.h: Likewise.
7163 * config/rs6000/sol-ci.asm: Likewise.
7164 * config/rs6000/sol-cn.asm: Likewise.
7165 * config/rs6000/spe.h: Likewise.
7166 * config/rs6000/spu2vmx.h: Likewise.
7167 * config/rs6000/sysv4.h: Likewise.
7168 * config/rs6000/tramp.asm: Likewise.
7169 * config/rs6000/vec_types.h: Likewise.
7170 * config/s390/linux-unwind.h: Likewise.
7171 * config/s390/tpf-unwind.h: Likewise.
7172 * config/score/crti.asm: Likewise.
7173 * config/score/crtn.asm: Likewise.
7174 * config/sh/crt1.asm: Likewise.
7175 * config/sh/crti.asm: Likewise.
7176 * config/sh/crtn.asm: Likewise.
7177 * config/sh/divtab-sh4-300.c: Likewise.
7178 * config/sh/divtab-sh4.c: Likewise.
7179 * config/sh/divtab.c: Likewise.
7180 * config/sh/lib1funcs-4-300.asm: Likewise.
7181 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
7182 * config/sh/lib1funcs.asm: Likewise.
7183 * config/sh/lib1funcs.h: Likewise.
7184 * config/sh/linux-atomic.asm: Likewise.
7185 * config/sh/linux-unwind.h: Likewise.
7186 * config/sh/shmedia.h: Likewise.
7187 * config/sh/sshmedia.h: Likewise.
7188 * config/sh/ushmedia.h: Likewise.
7189 * config/sparc/crtfastmath.c: Likewise.
7190 * config/sparc/linux-unwind.h: Likewise.
7191 * config/sparc/sol2-c1.asm: Likewise.
7192 * config/sparc/sol2-ci.asm: Likewise.
7193 * config/sparc/sol2-cn.asm: Likewise.
7194 * config/spu/divmodti4.c: Likewise.
7195 * config/spu/divv2df3.c: Likewise.
7196 * config/spu/float_disf.c: Likewise.
7197 * config/spu/float_unsdidf.c: Likewise.
7198 * config/spu/float_unsdisf.c: Likewise.
7199 * config/spu/float_unssidf.c: Likewise.
7200 * config/spu/mfc_multi_tag_release.c: Likewise.
7201 * config/spu/mfc_multi_tag_reserve.c: Likewise.
7202 * config/spu/mfc_tag_release.c: Likewise.
7203 * config/spu/mfc_tag_reserve.c: Likewise.
7204 * config/spu/mfc_tag_table.c: Likewise.
7205 * config/spu/multi3.c: Likewise.
7206 * config/spu/spu_internals.h: Likewise.
7207 * config/spu/spu_intrinsics.h: Likewise.
7208 * config/spu/spu_mfcio.h: Likewise.
7209 * config/spu/vec_types.h: Likewise.
7210 * config/spu/vmx2spu.h: Likewise.
7211 * config/stormy16/stormy16-lib2.c: Likewise.
7212 * config/svr4.h: Likewise.
7213 * config/sync.c: Likewise.
7214 * config/v850/lib1funcs.asm: Likewise.
7215 * config/vxlib-tls.c: Likewise.
7216 * config/vxlib.c: Likewise.
7217 * config/vxworks-dummy.h: Likewise.
7218 * config/xtensa/crti.asm: Likewise.
7219 * config/xtensa/crtn.asm: Likewise.
7220 * config/xtensa/ieee754-df.S: Likewise.
7221 * config/xtensa/ieee754-sf.S: Likewise.
7222 * config/xtensa/lib1funcs.asm: Likewise.
7223 * config/xtensa/lib2funcs.S: Likewise.
7224 * config/xtensa/linux-unwind.h: Likewise.
7225 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
7226 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
7227 * coretypes.h: Likewise.
7228 * crtstuff.c: Likewise.
7229 * defaults.h: Likewise.
7230 * dwarf2.h: Likewise.
7231 * emutls.c: Likewise.
7232 * gbl-ctors.h: Likewise.
7233 * gcov-io.h: Likewise.
7234 * ginclude/float.h: Likewise.
7235 * ginclude/iso646.h: Likewise.
7236 * ginclude/stdarg.h: Likewise.
7237 * ginclude/stdbool.h: Likewise.
7238 * ginclude/stddef.h: Likewise.
7239 * ginclude/stdfix.h: Likewise.
7240 * ginclude/stdint-gcc.h: Likewise.
7241 * ginclude/tgmath.h: Likewise.
7242 * gthr-aix.h: Likewise.
7243 * gthr-dce.h: Likewise.
7244 * gthr-gnat.c: Likewise.
7245 * gthr-gnat.h: Likewise.
7246 * gthr-lynx.h: Likewise.
7247 * gthr-mipssde.h: Likewise.
7248 * gthr-nks.h: Likewise.
7249 * gthr-posix.c: Likewise.
7250 * gthr-posix.h: Likewise.
7251 * gthr-posix95.h: Likewise.
7252 * gthr-rtems.h: Likewise.
7253 * gthr-single.h: Likewise.
7254 * gthr-solaris.h: Likewise.
7255 * gthr-tpf.h: Likewise.
7256 * gthr-vxworks.h: Likewise.
7257 * gthr-win32.h: Likewise.
7259 * libgcc2.c: Likewise.
7260 * libgcc2.h: Likewise.
7261 * libgcov.c: Likewise.
7262 * tsystem.h: Likewise.
7263 * typeclass.h: Likewise.
7264 * unwind-c.c: Likewise.
7265 * unwind-compat.h: Likewise.
7266 * unwind-dw2-fde-compat.c: Likewise.
7267 * unwind-dw2-fde-darwin.c: Likewise.
7268 * unwind-dw2-fde-glibc.c: Likewise.
7269 * unwind-dw2-fde.c: Likewise.
7270 * unwind-dw2-fde.h: Likewise.
7271 * unwind-dw2.c: Likewise.
7272 * unwind-dw2.h: Likewise.
7273 * unwind-generic.h: Likewise.
7274 * unwind-pe.h: Likewise.
7275 * unwind-sjlj.c: Likewise.
7276 * unwind.inc: Likewise.
7277 * config/arm/neon-gen.ml: Change generated copyright header to
7278 refer to version 3 of the GNU General Public License with
7279 version 3.1 of the GCC Runtime Library Exception and to point
7280 readers at the COPYING3 and COPYING3.RUNTIME files and the
7281 FSF's license web page.
7282 * config/arm/arm_neon.h: Regenerate.
7284 2009-04-09 Jakub Jelinek <jakub@redhat.com>
7286 * config/cris/cris.md: Change copyright header to refer to version
7287 3 of the GNU General Public License.
7288 * doc/install.texi2html: Change copyright header to refer to version
7289 3 of the GNU General Public License and to point readers at the
7290 COPYING3 file and the FSF's license web page.
7291 * config/vax/linux.h: Likewise.
7293 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
7295 * config/i386/i386.md (cmpcc): New.
7296 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
7297 (sync_compare_and_swap_cc*): Delete.
7299 * config/s390/s390.c (s390_compare_emitted): Remove.
7300 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
7301 s390_compare_emitted used to be handled. Assert that modes match.
7302 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
7303 refer to sync_compare_and_swap_ccsi.
7304 * config/s390/s390.h (s390_compare_emitted): Remove.
7305 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
7306 instead of s390_compare_emitted.
7307 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
7308 instead of s390_compare_emitted.
7309 * config/s390/s390.md (cmpcc): New.
7310 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
7311 CC_REGNUM, do not pretend it's set.
7312 (sync_compare_and_swap_cc*): Delete.
7313 * config/s390/predicates.md (cc_reg_operand): New.
7315 * expr.c (sync_compare_and_swap_cc): Delete.
7316 * optabs.h (sync_compare_and_swap_cc): Delete.
7317 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
7318 is being used with can_compare_p.
7319 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
7321 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
7322 look for a MODE_CC set instead. Use emit_store_flag.
7323 (expand_compare_and_swap_loop): Likewise, with some additional
7324 complication to avoid a force_reg when useless. Use
7325 emit_cmp_and_jump_insns.
7326 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
7327 * doc/md.texi (sync_compare_and_swap_cc): Merge with
7328 sync_compare_and_swap documentation.
7330 2009-04-09 Jan Hubicka <jh@suse.cz>
7332 * except.c (find_prev_try): Break out from ....
7333 (duplicate_eh_regions): ... here; properly update prev_try pointers
7334 when duplication part of tree.
7335 (dump_eh_tree): Improve dumping.
7336 (verify_eh_region): New.
7337 (verify_eh_tree): Use it.
7339 2009-04-06 Richard Guenther <rguenther@suse.de>
7341 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
7342 &ARRAY addresses by adjusting their types and prepending
7344 * tree-cfg.c (verify_gimple_assign_single): Verify that
7345 addresses are correct.
7347 2009-04-09 Richard Guenther <rguenther@suse.de>
7349 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
7350 indices into an array reference if possible.
7351 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7352 Fold POINTER_PLUS_EXPR statements with invariant address.
7354 2009-04-09 Alan Modra <amodra@bigpond.net.au>
7357 * config.gcc (powerpc64-*-linux*): Always build biarch.
7359 2009-04-09 Joseph Myers <joseph@codesourcery.com>
7362 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
7363 it and pedwarn if this results in an INTEGER_CST.
7365 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7367 * doc/install.texi: Update minimum GMP version. Remove obsolete
7368 text in MPFR section.
7370 2009-04-08 Jakub Jelinek <jakub@redhat.com>
7372 * dwarf2out.c (class_scope_p): New static inline.
7373 (class_or_namespace_scope_p): Use it.
7374 (gen_variable_die): Use DW_TAG_member tag for static data member
7375 declarations instead of DW_TAG_variable.
7378 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
7381 2009-04-08 Richard Guenther <rguenther@suse.de>
7383 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
7384 valueize random data.
7386 2009-04-08 David Edelsohn <edelsohn@gnu.org>
7388 * config.gcc (aix tm_file): Add aix-stdint.h.
7389 (aix tm clause use_gcc_stdint): Set to wrap.
7390 * config/rs6000/aix-stdint.h: New file.
7392 2009-04-08 Richard Guenther <rguenther@suse.de>
7395 * tree-dfa.c (add_referenced_var): Do not recurse into
7396 global initializers.
7397 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
7399 (fold_const_aggregate_ref): Likewise.
7401 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7403 * recog.c (ordered_comparison_operator): New.
7404 * gensupport.c (std_preds): Add it.
7405 * doc/md.texi (Machine-Independent Predicates): Document it.
7407 2009-04-08 Jan Hubicka <jh@suse.cz>
7409 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
7410 * function.h (rtl_eh): Remove exception_handler_label_map.
7411 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
7412 remove_exception_handler_label, for_each_eh_label_1): Remove.
7413 (rtl_remove_unreachable_regions): Remove.
7414 (convert_from_eh_region_ranges): Do not remove unreachable regions.
7415 (find_exception_handler_labels): Don't build the hashtable.
7416 (maybe_remove_eh_handler): Remove.
7417 (for_each_eh_label): Rewrite to walk the tree.
7418 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
7419 * except.h (maybe_remove_eh_handler): Remove.
7420 * passes.c (init_optimization_passes): Schedule second EH cleanup
7422 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
7423 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
7425 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7427 * genoutput.c (validate_optab_operands): New.
7428 (gen_insn, gen_expand): Call it.
7430 * genflags.c (gen_insn): Detect misused iterators.
7431 (main): Pass line_no to gen_insn, exit with status 1 on error.
7433 * genextract.c (line_no): Make global.
7434 (VEC_safe_set_locstr): Change assertion to error message.
7435 (main): Exit with status 1 on error.
7437 2009-04-08 Joseph Myers <joseph@codesourcery.com>
7441 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7442 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7443 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
7444 * c-convert.c (convert): Do not call fold on results of conversion
7445 functions when the result is a C_MAYBE_CONST_EXPR.
7446 * c-parser.c (c_parser_postfix_expression): Do not fold condition
7447 of __builtin_choose_expr.
7448 * c-typeck.c (remove_c_maybe_const_expr): New.
7449 (build_unary_op, build_conditional_expr, build_compound_expr,
7450 build_binary_op, c_objc_common_truthvalue_conversion): Call
7451 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
7454 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
7456 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
7457 CODE to produce a new one. Add a prototype to use fold_convert_const
7459 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
7462 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
7463 mix declarations and code.
7465 2009-04-08 Ben Elliston <bje@au.ibm.com>
7467 * gcc.c: Replace `CC' with `GCC' throughout.
7469 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
7471 * doc/invoke.texi: Document Atom support.
7473 2009-04-07 Jason Merrill <jason@redhat.com>
7476 * c-common.h, c-common.c: Add flag_pretty_templates.
7477 * c-opts.c (c_common_handle_option): Set it.
7478 * c.opt: Add -fno-pretty-templates.
7479 * doc/invoke.texi (C++ Dialect Options): Likewise.
7481 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
7483 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
7484 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
7485 (ia64_expand_builtin): Likewise.
7487 2009-04-07 Martin Jambor <mjambor@suse.cz>
7489 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
7490 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
7491 ADDR_EXPRS are include too.
7493 2009-04-07 Richard Guenther <rguenther@suse.de>
7495 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
7496 decls are only used if passes as parameters or if they are
7497 local statics and the call is not to a builtin.
7498 (call_may_clobber_ref_p_1): Likewise.
7500 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7502 * expr.c (do_store_flag): Remove last argument. Simplify code
7503 to avoid duplication of tests already done by can_compare_p.
7504 (expand_expr_real_1): Adjust caller.
7506 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7508 * optabs.c (can_compare_p): Test the predicate of a
7509 cbranch and cstore pattern.
7511 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7513 * expr.c (convert_move): Use emit_store_flag instead of
7516 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7518 * config/i386/i386.c (ix86_compare_emitted): Remove.
7519 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
7520 ix86_compare_op0 like ix86_compare_emitted used to be handled.
7521 * config/i386/i386.h (ix86_compare_emitted): Remove.
7522 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
7523 instead of ix86_compare_emitted.
7524 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
7526 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
7528 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
7529 Add t-sysroot-suffix to tmake_file.
7530 * config/print-sysroot-suffix.sh: New file.
7531 * config/t-sysroot-suffix: New file.
7533 2009-04-07 Ben Elliston <bje@au.ibm.com>
7535 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
7536 as the latter produces a warning when the target does not support
7539 2009-04-07 Ben Elliston <bje@au.ibm.com>
7541 * dfp.c: Replace type punning assignments with memcpy throughout.
7542 * Makefile.in (dfp.o-warn): Remove.
7544 2009-04-07 Alan Modra <amodra@bigpond.net.au>
7547 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
7548 Include soft-fp/t-softfp after rs6000/t-linux64.
7550 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
7552 * stor-layout.c (set_sizetype): Use the full precision of their
7553 machine mode for bitsize types.
7555 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
7557 * config/i386/i386.md: Revert 2 accidental checkins.
7559 2009-04-06 Joey Ye <joey.ye@intel.com>
7560 Xuepeng Guo <xuepeng.guo@intel.com>
7561 H.J. Lu <hongjiu.lu@intel.com>
7563 Atom pipeline model, tuning and insn selection.
7564 * config.gcc (atom): Add atom config options and target.
7566 * config/i386/atom.md: New.
7568 * config/i386/i386.c (atom_cost): New cost.
7569 (m_ATOM): New macro flag.
7570 (initial_ix86_tune_features): Set m_ATOM.
7571 (x86_accumulate_outgoing_args): Likewise.
7572 (x86_arch_always_fancy_math_387): Likewise.
7573 (processor_target): Add Atom cost.
7574 (cpu_names): Add Atom cpu name.
7575 (override_options): Set Atom ISA.
7576 (ix86_issue_rate): New case PROCESSOR_ATOM.
7577 (ix86_adjust_cost): Likewise.
7579 * config/i386/i386.h (TARGET_ATOM): New target macro.
7580 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
7581 (TARGET_OPT_AGU): New target option.
7582 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
7583 (processor_type): Add PROCESSOR_ATOM.
7585 * config/i386/i386.md (cpu): Add new value "atom".
7586 (use_carry, movu): New attr.
7587 (atom.md): Include atom.md.
7588 (adddi3_carry_rex64): Set attr "use_carry".
7589 (addqi3_carry): Likewise.
7590 (addhi3_carry): Likewise.
7591 (addsi3_carry): Likewise.
7592 (*addsi3_carry_zext): Likewise.
7593 (subdi3_carry_rex64): Likewise.
7594 (subqi3_carry): Likewise.
7595 (subhi3_carry): Likewise.
7596 (subsi3_carry): Likewise.
7597 (x86_movdicc_0_m1_rex64): Likewise.
7598 (*x86_movdicc_0_m1_se): Likewise.
7599 (x86_movsicc_0_m1): Likewise.
7600 (*x86_movsicc_0_m1_se): Likewise.
7601 (*adddi_1_rex64): Emit add insn as much as possible.
7602 (*addsi_1): Likewise.
7603 (return_internal): Set atom_unit.
7604 (return_internal_long): Likewise.
7605 (return_pop_internal): Likewise.
7606 (*rcpsf2_sse): Set atom_sse_attr attr.
7607 (*qrt<mode>2_sse): Likewise.
7608 (*prefetch_sse): Likewise.
7610 * config/i386/i386-c.c (ix86_target_macros_internal): New case
7612 (ix86_target_macros_internal): Likewise.
7614 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
7615 (*prefetch_sse_rex): Likewise.
7616 (sse_rcpv4sf2): Likewise.
7617 (sse_vmrcpv4sf2): Likewise.
7618 (sse_sqrtv4sf2): Likewise.
7619 (<sse>_vmsqrt<mode>2): Likewise.
7620 (sse_ldmxcsr): Likewise.
7621 (sse_stmxcsr): Likewise.
7622 (*sse_sfence): Likewise.
7623 (sse2_clflush): Likewise.
7624 (*sse2_mfence): Likewise.
7625 (*sse2_lfence): Likewise.
7626 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
7627 (<sse>_movup<ssemodesuffixf2c>): Likewise.
7628 (avx_movdqu<avxmodesuffix>): Likewise.
7629 (avx_lddqu<avxmodesuffix>): Likewise.
7630 (sse2_movntv2di): Change attr "type" to "ssemov".
7631 (sse2_movntsi): Likewise.
7632 (rsqrtv8sf2): Change attr "type" to "sseadd".
7633 (sse3_addsubv2df3): Set attr "atom_unit".
7634 (sse3_h<plusminus_insn>v4sf3): Likewise.
7635 (*sse2_pmaddwd): Likewise.
7636 (*vec_extractv2di_1_rex64): Likewise.
7637 (*vec_extractv2di_1_avx): Likewise.
7638 (sse2_psadbw): Likewise.
7639 (ssse3_phaddwv8hi3): Likewise.
7640 (ssse3_phaddwv4hi3): Likewise.
7641 (ssse3_phadddv4si3): Likewise.
7642 (ssse3_phadddv2si3): Likewise.
7643 (ssse3_phaddswv8hi3): Likewise.
7644 (ssse3_phaddswv4hi3): Likewise.
7645 (ssse3_phsubwv8hi3): Likewise.
7646 (ssse3_phsubwv4hi3): Likewise.
7647 (ssse3_phsubdv4si3): Likewise.
7648 (ssse3_phsubdv2si3): Likewise.
7649 (ssse3_phsubswv8hi3): Likewise.
7650 (ssse3_phsubswv4hi3): Likewise.
7651 (ssse3_pmaddubsw128): Likewise.
7652 (sse3_pmaddubsw: Likewise.
7653 (ssse3_palignrti): Likewise.
7654 (ssse3_palignrdi): Likewise.
7656 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
7658 * doc/install.texi (Specific): Fix two cross-references to MinGW.
7660 2009-04-06 Richard Guenther <rguenther@suse.de>
7662 PR tree-optimization/28868
7663 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
7664 of which PHI results we inserted.
7665 (insert_into_preds_of_block): Record inserted PHIs.
7666 (eliminate): Eliminate redundant PHI nodes.
7667 (init_pre): Init inserted_phi_names.
7669 2009-04-06 Richard Guenther <rguenther@suse.de>
7671 PR tree-optimization/39643
7672 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
7673 IMAGPART_EXPRs of complex constants.
7674 (execute_fold_all_builtins): If we folded a call queue
7675 TODO_update_address_taken.
7677 2009-04-06 Jan Hubicka <jh@suse.cz>
7680 * except.c (remove_unreachable_regions): Propagate may_contain_throw
7683 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
7685 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
7687 (ic_invalidate_array): Likewise.
7689 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
7691 * calls.c (emit_library_call_value_1): Fix a problem with parameter
7692 alignment for library calls.
7694 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
7696 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
7697 (mingw32 tm clause use_gcc_stdint): Set to wrap.
7698 * config/i386/mingw-stdint.h: New file.
7700 2009-04-05 Richard Guenther <rguenther@suse.de>
7702 PR tree-optimization/39648
7703 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
7704 our &A vs. &A[0] IL deficiencies.
7706 2009-04-04 Jan Hubicka <jh@suse.cz>
7708 * except.c (sjlj_find_directly_reachable_regions): Be ready for
7709 removed toplevel regions.
7710 (sjlj_mark_call_sites): Likewise.
7712 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
7714 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
7715 (cygwin tm clause use_gcc_stdint): Set to wrap.
7716 * config/i386/cygwin-stdint.h: New file.
7718 2009-04-04 Richard Guenther <rguenther@suse.de>
7720 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
7721 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
7722 single-argument PHIs if we are in loop-closed SSA form.
7723 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
7724 for the pre-condition.
7725 (slpeel_tree_peel_loop_to_edge): Likewise.
7726 (vect_build_loop_niters): Take an optional sequence to append stmts.
7727 (vect_generate_tmps_on_preheader): Likewise.
7728 (vect_do_peeling_for_loop_bound): Take extra guards for the
7730 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
7731 the cost model check.
7732 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
7733 guards if we are going to peel. Do not apply versioning in that case.
7734 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
7735 (vect_do_peeling_for_loop_bound): Likewise.
7736 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
7737 loop bound only record extra pre-conditions, do not apply loop
7740 2009-04-04 Richard Guenther <rguenther@suse.de>
7742 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
7745 2009-04-04 Jan Hubicka <jh@suse.cz>
7747 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
7748 last_basic_block for size of bb->index indexed array.
7749 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
7750 compute_out, link_btr_uses, build_btr_def_use_webs,
7751 build_btr_def_use_webs, migrate_btr_defs): Likewise.
7753 2009-04-04 Jan Hubicka <jh@suse.cz>
7755 * except.c (remove_eh_handler_and_replace): Break out from ...
7756 (remove_eh_handler): ... here.
7757 (bring_to_root): New function.
7758 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
7759 handled ones, bring others to root of tree.
7761 2009-04-04 Jan Hubicka <jh@suse.cz>
7763 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
7764 (all_phis_safe_to_merge): New function.
7765 (update_info): New structure.
7766 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
7767 (cleanup_empty_eh): Update SSA if possible.
7769 2009-04-04 Richard Guenther <rguenther@suse.de>
7771 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
7772 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
7773 (append_vuse): Likewise.
7775 2009-04-04 Jakub Jelinek <jakub@redhat.com>
7777 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
7778 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
7779 instead of REG_UNSAVED for DW_CFA_undefined.
7780 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
7781 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
7784 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
7787 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
7788 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
7789 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
7791 2009-04-04 Richard Guenther <rguenther@suse.de>
7793 PR tree-optimization/8781
7794 PR tree-optimization/37892
7795 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
7796 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
7797 (valueize_refs): Call it for *& valueizations.
7798 (shared_reference_ops_from_ref): Rename to ...
7799 (valueize_shared_reference_ops_from_ref): ... this and valueize.
7800 (shared_reference_ops_from_call): Rename to ...
7801 (valueize_shared_reference_ops_from_call): ... this and valueize.
7802 (vn_reference_lookup): Update.
7803 (visit_reference_op_call): Likewise.
7804 * tree-ssa-pre.c (phi_translate_1): Fold *&.
7805 (eliminate): Value-replace the call address in call statements.
7807 2009-04-04 Richard Guenther <rguenther@suse.de>
7809 PR tree-optimization/39636
7810 * tree-ssa-forwprop.c
7811 (forward_propagate_addr_into_variable_array_index): Check for
7812 GIMPLE_ASSIGN before accessing the rhs code.
7814 2009-04-03 Jason Merrill <jason@redhat.com>
7816 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
7818 2009-04-03 Steve Ellcey <sje@cup.hp.com>
7820 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
7821 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
7822 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
7823 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
7824 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
7825 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
7826 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
7827 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
7828 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
7829 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
7830 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
7831 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
7832 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
7833 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
7834 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
7835 Use fr_reg_or_fp01_operand instead of fr_register_operand
7837 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
7838 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
7839 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
7841 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
7843 PR rtl-optimization/39607
7844 PR rtl-optimization/39631
7848 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7849 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7850 instead of DF_LR_OUT.
7851 * ira-lives.c (process_bb_node_lives): Ditto.
7852 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7853 instead of DF_LR_{OUT,IN}.
7854 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7855 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7857 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
7859 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
7860 (execute_lower_omp): Always run but take the short way out if -fopenmp
7862 (gate_lower_omp): Remove, forcing the pass manager to always run the
7863 pass and always set PROP_gimple_lomp.
7864 (pass_lower_omp): Remove gate function.
7865 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
7866 PROP_trees. Instead, require it.
7867 * ipa-cp.c (pass_ipa_cp): Likewise.
7868 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
7869 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
7870 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
7871 and PROP_gimple_leh.
7873 2009-04-03 Richard Guenther <rguenther@suse.de>
7876 PR tree-optimization/23940
7877 PR tree-optimization/33237
7880 PR tree-optimization/36201
7881 PR tree-optimization/36230
7882 PR tree-optimization/38049
7883 PR tree-optimization/38207
7884 PR tree-optimization/38230
7885 PR tree-optimization/38301
7886 PR tree-optimization/38585
7888 PR tree-optimization/38985
7889 PR tree-optimization/39299
7890 * tree-ssa-structalias.h: Remove.
7891 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
7892 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
7893 (struct vuse_element_d): Remove.
7894 (struct vuse_vec_d): Likewise.
7895 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
7896 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
7897 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
7898 VUSE_ELEMENT_VAR): Likewise.
7899 (struct voptype_d): Likewise.
7900 (NUM_VOP_FREE_BUCKETS): Likewise.
7901 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
7902 (struct stmt_operands_d): Remove.
7903 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
7904 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
7905 VDEF_NUM, VDEF_VECT): Likewise.
7906 (copy_virtual_operands): Remove.
7907 (operand_build_cmp): Likewise.
7908 (create_ssa_artificial_load_stmt): Likewise.
7909 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
7910 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
7911 vuse_index and mayuse_index members. Pack and move done and iter_type
7912 members to the front.
7913 (SSA_OP_VMAYUSE): Remove.
7914 (SSA_OP_VIRTUAL_USES): Adjust.
7915 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
7916 (unlink_stmt_vdef): Declare.
7917 (add_to_addressable_set): Remove.
7918 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
7919 (vrp_visit_stmt): Likewise.
7920 * doc/tree-ssa.texi (Alias analysis): Update.
7921 * doc/invoke.texi (max-aliased-vops): Remove docs.
7922 (avg-aliased-vops): Likewise.
7923 * tree-into-ssa.c (syms_to_rename): Remove.
7924 (need_to_update_vops_p): Likewise.
7925 (need_to_initialize_update_ssa_p): Rename to ...
7926 (update_ssa_initialized_fn): ... this. Track function we are
7928 (symbol_marked_for_renaming): Simplify.
7929 (add_new_name_mapping): Do not set need_to_update_vops_p.
7930 (dump_currdefs): Use SYMS_TO_RENAME.
7931 (rewrite_update_stmt): Always walk all uses/defs.
7932 (dump_update_ssa): Adjust.
7933 (init_update_ssa): Take function argument. Track what we are
7935 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
7936 (create_new_def_for): Initialize for cfun, assert we are initialized
7938 (mark_sym_for_renaming): Simplify.
7939 (mark_set_for_renaming): Do not initialize update-ssa.
7940 (need_ssa_update_p): Simplify. Take function argument.
7941 (name_mappings_registered_p): Assert we ask for the correct function.
7942 (name_registered_for_update_p): Likewise.
7943 (ssa_names_to_replace): Likewise.
7944 (release_ssa_name_after_update_ssa): Likewise.
7945 (update_ssa): Likewise. Use SYMS_TO_RENAME.
7946 (dump_decl_set): Do not print a newline.
7947 (debug_decl_set): Do it here.
7948 (dump_update_ssa): And here.
7949 * tree-ssa-loop-im.c (move_computations): Adjust.
7950 (movement_possibility): Likewise.
7951 (determine_max_movement): Likewise.
7952 (gather_mem_refs_stmt): Likewise.
7953 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
7955 * tree-complex.c (update_all_vops): Remove.
7956 (expand_complex_move): Adjust.
7957 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
7958 Simplify test for memory referencing statement. Exclude
7959 non-invariant ADDR_EXPRs.
7960 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
7961 * tree-loop-distribution.c (generate_memset_zero): Adjust.
7962 (rdg_flag_uses): Likewise.
7963 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
7965 (tree_optimize_tail_calls_1): Also split the
7966 edge from the entry block if we have degenerate PHI nodes in
7967 the first basic block.
7968 * tree.c (init_ttree): Remove memory-tag related code.
7969 (tree_code_size): Likewise.
7970 (tree_node_structure): Likewise.
7971 (build7_stat): Re-write to be build6_stat.
7972 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
7973 (SSA_VAR_P): Adjust.
7974 (struct tree_memory_tag): Remove.
7975 (struct tree_memory_partition_tag): Likewise.
7976 (union tree_node): Adjust.
7977 (build7): Re-write to be build6.
7978 * tree-pass.h (pass_reset_cc_flags): Remove.
7979 (TODO_update_address_taken): New flag.
7980 (pass_simple_dse): Remove.
7981 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
7982 * params.h (MAX_ALIASED_VOPS): Remove.
7983 (AVG_ALIASED_VOPS): Likewise.
7984 * omp-low.c (expand_omp_taskreg): Update SSA form.
7985 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
7986 aliases the lhs in a copy stmt.
7987 * tree-ssa-dse.c (struct address_walk_data): Remove.
7988 (memory_ssa_name_same): Likewise.
7989 (memory_address_same): Likewise.
7990 (get_kill_of_stmt_lhs): Likewise.
7991 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
7992 unused stores. Look through PHI nodes into post-dominated regions.
7993 (dse_optimize_stmt): Simplify. Properly remove stores.
7994 (tree_ssa_dse): Compute dominators.
7995 (execute_simple_dse): Remove.
7996 (pass_simple_dse): Likewise.
7997 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
7998 gimple_loaded_syms and gimple_stored_syms computation.
7999 * toplev.c (dump_memory_report): Dump alias and pta stats.
8000 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
8001 (vn_reference_eq): Likewise.
8002 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
8003 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
8004 valueize_vuses): Remove.
8005 (get_def_ref_stmt_vuses): Simplify. Rename to ...
8006 (get_def_ref_stmt_vuse): ... this.
8007 (vn_reference_lookup_2): New function.
8008 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
8009 walking equivalent vuses. Simplify.
8010 (vn_reference_lookup): Likewise.
8011 (vn_reference_insert): Likewise.
8012 (vn_reference_insert_pieces): Likewise.
8013 (visit_reference_op_call): Simplify.
8014 (visit_reference_op_load): Likewise.
8015 (visit_reference_op_store): Likewise.
8016 (init_scc_vn): Remove shared_lookup_vuses initialization.
8017 (free_scc_vn): Remove shared_lookup_vuses freeing.
8018 (sort_vuses, sort_vuses_heap): Remove.
8019 (get_ref_from_reference_ops): Export.
8020 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
8021 vector with single vuse pointer.
8022 (vn_reference_lookup_pieces, vn_reference_lookup,
8023 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
8024 (shared_vuses_from_stmt): Remove.
8025 (get_ref_from_reference_ops): Declare.
8026 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
8027 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8028 memory-tag related code.
8029 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
8030 (likely_value): Add comment, skip static-chain of call statements.
8031 (surely_varying_stmt_p): Adjust.
8032 (gimplify_and_update_call_from_tree): Likewise.
8033 (execute_fold_all_builtins): Do not rebuild alias info.
8034 (gimplify_and_update_call_from_tree): Properly update VOPs.
8035 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
8036 (copy_ref_info): Remove memory-tag related code.
8037 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
8038 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
8039 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
8041 * tree-ssa-dom.c (gimple_p): Remove typedef.
8042 (eliminate_redundant_computations): Adjust.
8043 (record_equivalences_from_stmt): Likewise.
8044 (avail_expr_hash): Likewise.
8045 (avail_expr_eq): Likewise.
8046 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
8047 (stmt_makes_single_load): Likewise.
8048 (stmt_makes_single_store): Likewise.
8049 * tree-ssa-alias.c: Rewrite completely.
8050 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
8051 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
8052 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
8053 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
8054 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
8055 Remove public functions.
8056 (pass_reset_cc_flags): Remove.
8057 (pass_build_alias): Move ...
8058 * tree-ssa-structalias.c (pass_build_alias): ... here.
8059 * tree-ssa-alias.c (may_be_aliased): Move ...
8060 * tree-flow-inline.h (may_be_aliased): ... here.
8061 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
8062 count_uses_and_derefs): Move ...
8063 * gimple.c: ... here.
8064 * gimple.h (count_uses_and_derefs): Declare.
8065 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
8066 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
8067 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
8068 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
8069 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
8070 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
8071 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
8073 * tree-dfa.c (refs_may_alias_p): Move ...
8074 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
8075 * tree-ssa-alias.h: New file.
8076 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
8077 (statement_sink_location): Likewise.
8078 * opts.c (decode_options): Do not adjust max-aliased-vops or
8079 avg-aliased-vops values.
8080 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
8081 (TV_CALL_CLOBBER): Likewise.
8082 (TV_FLOW_SENSITIVE): Likewise.
8083 (TV_FLOW_INSENSITIVE): Likewise.
8084 (TV_MEMORY_PARTITIONING): Likewise.
8085 (TV_ALIAS_STMT_WALK): New timevar.
8086 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
8087 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
8088 (get_address_description): Remove memory-tag related code.
8089 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
8090 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
8091 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
8092 and immediate uses in statements. Document.
8093 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
8094 (dump_symbols): Remove.
8095 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
8096 * alias.c (get_deref_alias_set): New function split out from ...
8097 (get_alias_set): ... here.
8098 * alias.h (get_deref_alias_set): Declare.
8099 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
8100 type parameter. Remove restrict pointer handling. Create a
8101 ref-all pointer in case type-based alias sets do not conflict.
8102 (vect_analyze_data_refs): Remove SMT related code.
8103 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
8104 (vectorizable_load): Likewise.
8105 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
8106 (DR_SYMBOL_TAG, DR_VOPS): Remove.
8107 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
8108 Ignore vops and SMTs.
8109 (dr_analyze_alias): Likewise..
8110 (free_data_ref): Likewise.
8111 (create_data_ref): Likewise.
8112 (analyze_all_data_dependences): Likewise.
8113 (get_references_in_stmt): Adjust.
8114 * tree-flow-inline.h (gimple_aliases_computed_p,
8115 gimple_addressable_vars, gimple_call_clobbered_vars,
8116 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
8117 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
8118 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
8119 gimple_mem_ref_stats): Remove.
8120 (gimple_vop): New function.
8121 (op_iter_next_use): Remove vuses and mayuses cases.
8122 (op_iter_next_def): Remove vdefs case.
8123 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
8124 (clear_and_done_ssa_iter): Do not set removed fields.
8125 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
8126 Assert we are not iterating over vuses or vdefs if not also
8127 iterating over uses or defs.
8128 (op_iter_init_use): Likewise.
8129 (op_iter_init_def): Likewise.
8130 (op_iter_next_vdef): Remove.
8131 (op_iter_next_mustdef): Likewise.
8132 (op_iter_init_vdef): Likewise.
8133 (compare_ssa_operands_equal): Likewise.
8134 (link_use_stmts_after): Handle vuse operand.
8135 (is_call_used): Use is_call_clobbered.
8136 (is_call_clobbered): Global variables are always call clobbered,
8137 query the call-clobbers bitmap.
8138 (mark_call_clobbered): Ignore global variables.
8139 (clear_call_clobbered): Likewise.
8140 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
8141 virtual operands sanity check.
8142 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
8144 (TARGET_MEM_REF): Remove TMR_TAG operand.
8145 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
8146 Remove call-clobber related code.
8147 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
8148 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
8149 partitions or escape reason.
8150 (get_single_def_stmt, get_single_def_stmt_from_phi,
8151 get_single_def_stmt_with_phi): Remove.
8152 (dump_referenced_vars): Tidy.
8153 (get_ref_base_and_extent): Allow bare decls.
8154 (collect_dfa_stats): Adjust.
8155 * graphite.c (rename_variables_in_stmt): Adjust.
8156 (graphite_copy_stmts_from_block): Likewise.
8157 (translate_clast): Likewise.
8158 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
8160 (translate_vuse_through_block): Use the oracle.
8161 (phi_translate_1): Adjust.
8162 (value_dies_in_block_x): Use the oracle. Cache the outcome
8164 (valid_in_sets): Check if the VUSE for
8165 a REFERENCE is available.
8166 (eliminate): Do not remove stmts during elimination,
8167 instead queue and remove them afterwards.
8168 (do_pre): Do not rebuild alias info.
8169 (pass_pre): Run TODO_rebuild_alias before PRE.
8170 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
8171 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
8172 (mark_all_v_defs_stmt): Remove.
8173 (mark_all_v_defs_seq): Adjust.
8174 (sra_replace): Likewise.
8175 (scalarize_use): Likewise.
8176 (scalarize_copy): Likewise.
8177 (scalarize_init): Likewise.
8178 (scalarize_ldst): Likewise.
8179 (todoflags): Remove.
8180 (tree_sra): Do not rebuild alias info.
8181 (tree_sra_early): Adjust.
8182 (pass_sra): Run TODO_update_address_taken before SRA.
8183 * tree-predcom.c (set_alias_info): Remove.
8184 (prepare_initializers_chain): Do not call it.
8185 (mark_virtual_ops_for_renaming): Adjust.
8186 (mark_virtual_ops_for_renaming_list): Remove.
8187 (initialize_root_vars): Adjust.
8188 (initialize_root_vars_lm): Likewise.
8189 (prepare_initializers_chain): Likewise.
8190 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
8191 (may_propagate_copy_into_stmt): Likewise.
8192 (merge_alias_info): Do nothing for now.
8193 (propagate_tree_value_into_stmt): Adjust.
8194 (stmt_may_generate_copy): Likewise.
8195 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
8196 not mark symbols for renaming.
8197 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
8198 with the same statement, make sure to update the new pointed-to one.
8199 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
8200 call statements, do not mark symbols for renaming.
8201 (mark_operand_necessary): Dump something.
8202 (ref_may_be_aliased): New function.
8203 (mark_aliased_reaching_defs_necessary_1): New helper function.
8204 (mark_aliased_reaching_defs_necessary): Likewise.
8205 (mark_all_reaching_defs_necessary_1): Likewise.
8206 (mark_all_reaching_defs_necessary): Likewise.
8207 (propagate_necessity): Do not process virtual PHIs. For
8208 non-aliased loads mark all reaching definitions as necessary.
8209 For aliased loads and stores mark the immediate dominating
8210 aliased clobbers as necessary.
8211 (visited): New global static.
8212 (perform_tree_ssa_dce): Free visited bitmap after propagating
8214 (remove_dead_phis): Perform simple dead virtual PHI removal.
8215 (remove_dead_stmt): Properly unlink virtual operands when
8217 (eliminate_unnecessary_stmts): Schedule PHI removal after
8219 * tree-ssa-ter.c (is_replaceable_p): Adjust.
8220 (process_replaceable): Likewise.
8221 (find_replaceable_in_bb): Likewise.
8222 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
8223 based on the single gimple vop.
8224 (verify_flow_insensitive_alias_info): Remove.
8225 (verify_flow_sensitive_alias_info): Likewise.
8226 (verify_call_clobbering): Likewise.
8227 (verify_memory_partitions): Likewise.
8228 (verify_alias_info): Likewise.
8229 (verify_ssa): Adjust..
8230 (execute_update_addresses_taken): Export. Update SSA
8231 manually. Optimize only when optimizing. Use a local bitmap.
8232 (pass_update_address_taken): Remove TODO_update_ssa, add
8234 (pass_update_address_taken): Just use TODO_update_address_taken.
8235 (init_tree_ssa): Do not initialize addressable_vars.
8236 (verify_ssa): Verify new VUSE / VDEF properties.
8237 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
8238 Do not call verify_alias_info.
8239 (delete_tree_ssa): Clear the VUSE, VDEF operands.
8240 Do not free the loaded and stored syms bitmaps. Reset the escaped
8241 and callused solutions. Do not free addressable_vars.
8242 Remove memory-tag related code.
8243 (warn_uninitialized_var): Aliases are always available.
8244 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
8245 * lambda-code.c (can_put_in_inner_loop): Adjust.
8246 (can_put_after_inner_loop): Likewise.
8247 (perfect_nestify): Likewise.
8248 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
8249 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
8250 (vectorizable_conversion): Do not mark symbols for renaming.
8251 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
8252 (expand_call_inline): Unlink the calls virtual operands before
8254 (tree_function_versioning): Do not call update_ssa if we are not
8255 updating clones. Simplify.
8256 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
8257 (propagate_with_phi): Likewise..
8258 * tree-outof-ssa.c (create_temp): Remove memory tag and call
8259 clobber code. Assert we are not aliased or global.
8260 * tree-flow.h: Include tree-ssa-alias.h
8261 (enum escape_type): Remove.
8262 (struct mem_sym_stats_d): Likewise.
8263 (struct mem_ref_stats_d): Likewise.
8264 (struct gimple_df): Add vop member. Remove global_var,
8265 call_clobbered_vars, call_used_vars, addressable_vars,
8266 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
8267 escaped and callused members.
8268 (struct ptr_info_def): Remove all members, add points-to solution
8270 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
8271 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
8272 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
8273 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
8274 (tree-ssa-alias.o): Likewise.
8275 (toplev.o): Add tree-ssa-alias.h
8276 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
8277 * gimple.c (gimple_set_bb): Fix off-by-one error.
8278 (is_gimple_reg): Do not handle memory tags.
8279 (gimple_copy): Also copy virtual operands.
8280 Delay updating the statement. Do not reset loaded and stored syms.
8281 (gimple_set_stored_syms): Remove.
8282 (gimple_set_loaded_syms): Likewise.
8283 (gimple_call_copy_skip_args): Copy the virtual operands
8284 and mark the new statement modified.
8285 * tree-ssa-structalias.c (may_alias_p): Remove.
8286 (set_uids_in_ptset): Take the alias set to prune with as
8287 parameter. Fold in the alias test of may_alias_p.
8288 (compute_points_to_sets): Compute whether a ptr is dereferenced
8290 (process_constraint): Deal with &ANYTHING on the lhs, reject all
8291 other ADDRESSOF constraints on the lhs.
8292 (get_constraint_for_component_ref): Assert that we don't get
8293 ADDRESSOF constraints from the base of the reference.
8294 Properly generate UNKNOWN_OFFSET for DEREF if needed.
8295 (struct variable_info): Remove collapsed_to member.
8296 (get_varinfo_fc): Remove.
8297 (new_var_info): Do not set collapsed_to.
8298 (dump_constraint): Do not follow cycles.
8299 (dump_constraint_graph): Likewise.
8300 (build_pred_graph): Likewise.
8301 (build_succ_graph): Likewise.
8302 (rewrite_constraints): Likewise.
8303 (do_simple_structure_copy): Remove.
8304 (do_rhs_deref_structure_copy): Remove.
8305 (do_lhs_deref_structure_copy): Remove.
8306 (collapse_rest_of_var): Remove.
8307 (do_structure_copy): Re-implement.
8308 (pta_stats): New global variable.
8309 (dump_pta_stats): New function.
8310 (struct constraint_expr): Make offset signed.
8311 (UNKNOWN_OFFSET): Define special value.
8312 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
8313 (solution_set_expand): New helper function split out from ...
8314 (do_sd_constraint): ... here.
8315 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
8316 (do_ds_constraint): Likewise.
8317 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
8318 and CALLUSED = *CALLUSED.
8319 (set_union_with_increment): Make inc argument signed.
8320 (type_safe): Remove.
8321 (get_constraint_for_ptr_offset): Handle unknown and negative
8323 (first_vi_for_offset): Handle offsets before start. Bail
8324 out early for offsets beyond the variable extent.
8325 (first_or_preceding_vi_for_offset): New function.
8326 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
8327 Together with ESCAPED = *ESCAPED this properly computes reachability.
8328 (find_what_var_points_to): New function.
8329 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
8330 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
8331 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
8332 pt_solutions_intersect): New functions.
8333 (compute_call_used_vars): Remove.
8334 (compute_may_aliases): New main entry into PTA computation.
8335 * gimple.h (gimple_p): New typedef.
8336 (struct gimple_statement_base): Remove references_memory_p.
8337 (struct gimple_statement_with_memory_ops_base): Remove
8338 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
8340 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
8341 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
8342 gimple_set_references_memory): Remove.
8343 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
8344 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
8346 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
8347 (verify_expr): Allow RESULT_DECL.
8348 (gimple_duplicate_bb): Do not copy virtual operands.
8349 (gimple_duplicate_sese_region): Adjust.
8350 (gimple_duplicate_sese_tail): Likewise.
8351 (mark_virtual_ops_in_region): Remove.
8352 (move_sese_region_to_fn): Do not call it.
8353 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
8354 and pass_simple_dse.
8355 (execute_function_todo): Handle TODO_update_address_taken,
8356 call execute_update_addresses_taken for TODO_rebuild_alias.
8357 (execute_todo): Adjust.
8358 (execute_one_pass): Init dump files early.
8359 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
8361 (create_general_new_stmt): Clear vops.
8362 * tree-ssa-reassoc.c (get_rank): Adjust.
8363 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
8364 symbols for renaming.
8365 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
8366 (PARAM_AVG_ALIASED_VOPS): Likewise.
8367 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
8368 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
8369 * tree-ssa-operands.c: Simplify for new virtual operand representation.
8370 (operand_build_cmp, copy_virtual_operands,
8371 create_ssa_artificial_load_stmt, add_to_addressable_set,
8372 gimple_add_to_addresses_taken): Remove public functions.
8373 (unlink_stmt_vdef): New function.
8375 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8377 * config.gcc (powerpc-*-linux*): Merge variants.
8379 2009-04-02 Chao-ying Fu <fu@mips.com>
8380 James Grosbach <james.grosbach@microchip.com>
8382 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
8383 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
8385 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
8386 keep_interrupts_masked_p, use_debug_exception_return_p.
8387 (mips_attribute_table): Add interrupt, use_shadow_register_set,
8388 keep_interrupts_masked, use_debug_exception_return.
8389 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
8390 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
8392 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
8393 (mips_print_operand): Process COP0 registers to print $0 .. $31
8394 correctly for GAS to process.
8395 (mips_interrupt_extra_call_saved_reg_p): New function.
8396 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
8398 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
8399 (mips_compute_frame_info): Add supports for interrupt context that
8400 includes doubleword accumulators and COP0 registers.
8401 (mips_for_each_saved_acc): New function.
8402 (mips_for_each_saved_gpr_and_fpr): Change the function name from
8403 mips_for_each_saved_reg.
8404 (mips_save_reg): Save accumulators.
8405 (mips_kernel_reg_p): A new for_each_rtx callback.
8406 (mips_expand_prologue): Support interrupt handlers.
8407 (mips_restore_reg): Restore accumulators.
8408 (mips_expand_epilogue): Support interrupt handlers.
8409 (mips_can_use_return_insn): Return false for interrupt handlers.
8410 (mips_epilogue_uses): New function.
8411 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
8412 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
8413 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
8414 cop0_move): New instructions.
8415 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
8416 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
8418 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
8420 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
8421 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
8422 interrupt handlers, we use K0 as the temporary register.
8423 (EPILOGUE_USES): Change to a function call.
8424 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
8425 handlers, we use K0 as the temporary register.
8427 * doc/extend.texi (Function Attributes): Document interrupt,
8428 use_shadow_register_set, keep_interrupts_masked,
8429 use_debug_exception_return for MIPS attributes.
8431 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8433 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
8434 Remove a number of t-files from tmake_file.
8435 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
8436 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
8437 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
8438 target_prototype, not TARGET_PROTOTYPE.
8439 (LINK_OS_GNU_SPEC): Define.
8440 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
8441 and darwin-ldoubdle.c.
8443 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8446 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
8447 (cpp_options): Ditto.
8448 (default_compilers): Ditto.
8449 (display_help): Ditto.
8450 (process_command): Ditto.
8452 (set_input): Use lbasename instead of duplicate code.
8453 (save_temps_prefix): New static for -save-temps=obj.
8454 (save_temps_length): Ditto.
8456 * doc/invoke.texi (-save-temps=obj): Document new variant to
8459 2009-04-02 Jeff Law <law@redhat.com>
8461 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
8464 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8466 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
8467 * configure: Regenerated.
8469 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8471 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
8472 share the argument list.
8474 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8478 2009-02-12 Diego Novillo <dnovillo@google.com>
8480 * varpool.c (debug_varpool): New.
8481 * cgraph.h (debug_varpool): Declare.
8483 2009-04-02 Jan Hubicka <jh@suse.cz>
8485 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
8488 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8490 * config/i386/i386.c (ix86_abi): Move initialization to ...
8491 (override_options): Here.
8493 2009-04-02 Christian Bruel <christian.bruel@st.com>
8495 * config/sh/sh.c (sh_dwarf_register_span): New function.
8496 (TARGET_DWARF_REGISTER_SPAN): Define.
8497 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
8499 2009-04-02 Ira Rosen <irar@il.ibm.com>
8501 PR tree-optimization/39595
8502 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
8503 interleaved loads group is not greater than the SLP group size.
8505 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8507 * builtins.c (is_builtin_name): New.
8508 (called_as_built_in): Use is_builtin_name.
8509 * tree.h (is_builtin_name): New.
8510 * varasm.c (incorporeal_function_p): Use is_builtin_name
8512 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
8514 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
8516 2009-04-02 Dodji Seketeli <dodji@redhat.com>
8519 * c-decl.c (clone_underlying_type): Move this ...
8520 * c-common.c (set_underlying_type): ... here.
8521 Also, make sure the function properly sets TYPE_STUB_DECL() on
8522 the newly created typedef variant type.
8523 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
8524 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
8527 2009-04-02 Richard Guenther <rguenther@suse.de>
8529 PR tree-optimization/37221
8530 * tree-flow.h (degenerate_phi_result): Declare.
8531 * tree-ssa-dom.c (degenerate_phi_result): Export.
8532 * tree-scalar-evolution.c (analyze_initial_condition): If
8533 the initial condition is defined by a degenerate PHI node
8534 use the degenerate value.
8536 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
8538 PR rtl-optimization/39588
8539 * combine.c (merge_outer_ops): Do not set the constant when this
8541 (simplify_shift_const_1): Do not modify it either in this case.
8543 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
8545 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
8546 tuning is deprecated if -mtune value is set to an Itanium1 variant.
8548 2009-04-01 Janis Johnson <janis187@us.ibm.com>
8551 * c-lex.c (interpret_float): Default (no suffix) is double.
8553 2009-04-1 Xinliang David Li <davidxl@google.com>
8555 * config/i386/i386.c (legitimate_constant_p): Recognize
8556 all one vector constant.
8558 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8560 * config/vax/vax.c: Add #includes to silence warnings.
8561 Change #include order to silence two warnings.
8563 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8565 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
8566 (ASM_SPEC): Pass -k to the assembler for PIC code.
8568 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8570 * config.gcc: Add vax-*-linux* to the switch.
8571 * config/vax/linux.h: New file. (TARGET_VERSION,
8572 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
8574 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8576 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
8577 Use predicate macros instead of GET_CODE() == foo.
8578 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
8579 ashlsi3, rotrsi3, <unnamed>): Likewise.
8581 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8583 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
8584 jbbccihi, jbbccisi): Remova trailing whitespace.
8585 * config/vax/constraints.md: Likewise.
8586 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8587 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
8588 * config/vax/predicates.md: Likewise.
8589 * config/vax/vax.c (print_operand_address, vax_output_int_move,
8590 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
8591 * config/vax/vax.h: Likewise.
8592 * config/vax/vax.md (nonlocal_goto): Likewise.
8594 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8596 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
8597 (indirectable_address_p, adjacent_operands_p): Add spaces around
8599 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
8601 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8603 * config/vax/vax.c (legitimate_constant_address_p,
8604 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
8605 index_term_p, reg_plus_index_p, legitimate_address_p,
8606 vax_mode_dependent_address_p): Update comments to match functions
8607 modified by the recent int->bool conversion.
8609 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8611 * config/vax/builtins.md: Update copyright message.
8612 * config/vax/constraints.md: Likewise.
8613 * config/vax/netbsd-elf.h: Likewise.
8614 * config/vax/predicates.md: Likewise.
8615 * config/vax/vax-protos.h: Likewise.
8616 * config/vax/vax.c: Likewise.
8617 * config/vax/vax.h: Likewise.
8618 * config/vax/vax.md: Likewise.
8619 * config/vax/vax.opt: Likewise.
8621 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8623 * config/vax/builtins.md (ffssi2, ffssi2_internal,
8624 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
8625 * config/vax/constraints.md (B, R): Likewise.
8626 * config/vax/predicates.md (external_memory_operand,
8627 nonimmediate_addsub_di_operand): Likewise.
8628 * config/vax/vax.c (vax_output_int_add): Likewise.
8629 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
8630 untyped_call): Likewise.
8632 2009-04-01 Matt Thomas <matt@3am-software.com>
8634 * config/vax/predicates.md: New file.
8635 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
8636 external_const_operand, nonsymbolic_operand, external_memory_operand,
8637 indirect_memory_operand, indexed_memory_operand,
8638 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
8639 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
8641 * config/vax/constraints.md: New file.
8642 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
8644 * config/vax/builtins.md: New file.
8645 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
8646 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
8648 * config/vax/vax.opt (mqmath): Add option.
8649 * config/vax/vax.md (isfx): Extend with DI.
8650 (VAXintQH, VAXintQHSD): Define.
8651 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
8652 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
8653 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
8654 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
8655 (movdi): Update constraints and use vax_output_int_move().
8656 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
8657 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
8658 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
8659 nonlocal_goto): New.
8660 (mov<mode>): Extend accepted operand types.
8661 (subdi3_old): Rename from subdi3, change update constraints and use
8662 a new implementation.
8663 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
8664 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
8665 MOVE_RATIO, CLEAR_RATIO): Define.
8666 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
8667 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
8668 (PRINT_OPERAND): Redefine using a function instead of inlined code.
8669 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
8670 (split_quadword_operands): Make static and really allow variable
8672 (print_operand_address): Update for PIC generation.
8673 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
8674 indexable_address_p, fixup_mathdi_operand,
8675 vax_expand_addsub_di_operands, adjacent_operands_p): New.
8676 (vax_float_literal, legitimate_constant_p,
8677 indirectable_constant_address_p, index_term_p,
8678 reg_plus_index_p): Return bool instead of int.
8679 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
8681 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
8683 (vax_output_conditional_branch): Indent.
8684 (legitimate_constant_address_p, indirectable_constant_address_p,
8685 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
8686 vax_mode_dependent_address_p): Return bool instead of int, update for
8688 * config/vax/vax-protos.h (legitimate_constant_address_p,
8689 legitimate_constant_p, legitimate_address_p,
8690 vax_mode_dependent_address_p): Change declaration to bool.
8691 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
8692 vax_expand_addsub_di_operands, vax_output_int_subtract,
8693 vax_output_movmemsi): Declare.
8694 (split_quadword_operands, vax_float_literal): Delete declaration.
8695 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
8696 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
8697 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
8698 ASM_OUTPUT_DWARF_PCREL): Define.
8699 (ASM_SPEC): Change definition to allow PIC generation.
8701 2009-04-01 Steve Ellcey <sje@cup.hp.com>
8703 * doc/sourcebuild.texi: Update front-end requirements.
8705 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8708 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
8709 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
8710 (booldi3_internal3): Use boolean_or_operator instead of
8713 2009-04-01 Joseph Myers <joseph@codesourcery.com>
8716 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
8717 declarator whose size is not an integer constant expression but
8718 folds to an integer constant, then treat it as a constant
8721 2009-04-01 Richard Guenther <rguenther@suse.de>
8723 * fold-const.c (fold_plusminus_mult_expr): Do not fold
8724 i * 4 + 2 to (i * 2 + 1) * 2.
8726 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8729 * c-parser.c (c_parser_asm_statement): Skip until close paren and
8730 return if c_parser_asm_string_literal returned NULL.
8732 2009-04-01 Nick Clifton <nickc@redhat.com>
8734 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
8736 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
8737 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
8738 other typedefs to avoid conflicts with libgcc2.c. Define labels
8739 to gain 16-bit bit-manipulation functions from libgcc2.c and then
8741 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
8742 to gain 16-bit trapping arithmetic functions from libgcc2.c and
8745 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
8747 * varasm.c (default_function_rodata_section): Declare DOT as
8750 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
8751 Andrey Galkin <agalkin@hypercom.com>
8754 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
8755 Make object_name unique for each process.
8757 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8760 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
8761 addressable variables in the parallel that could go out of scope while
8762 running queued tasks.
8764 2009-04-01 Anatoly Sokolov <aesok@post.ru>
8766 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
8767 (CASE_VALUES_THRESHOLD): Redefine.
8768 * config/avr/avr.c (avr_override_options): Remove initialization of
8769 avr_case_values_threshold variable.
8770 (avr_case_values_threshold): Remove variable. Add new function.
8771 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
8772 * config/avr/avr.opt (mno-tablejump): Remove option.
8773 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
8775 2009-04-01 DJ Delorie <dj@redhat.com>
8777 * varasm.c (default_function_rodata_section): Don't assume
8778 anything about where the first '.' in the section name is.
8780 2009-04-01 Alan Modra <amodra@bigpond.net.au>
8782 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
8783 rs6000_emit_stack_tie.
8785 2009-03-31 Ian Lance Taylor <iant@google.com>
8787 * tree-eh.c (tree_remove_unreachable_handlers): Compare
8788 gimple_code with GIMPLE_RESX, not RESX.
8790 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8792 * c-common.c (c_get_ident): New.
8793 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
8795 2009-04-01 Ben Elliston <bje@au.ibm.com>
8797 * config/rs6000/sysv4.opt (msdata): Improve option description.
8799 2009-03-31 Steve Ellcey <sje@cup.hp.com>
8801 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
8802 (divdf3_internal_lat): Remove.
8803 (divxf3_internal_lat): Remove.
8804 (divxf3_internal_thr): Remove.
8805 (divxf): Use divxf3_internal.
8806 * config/ia64/div.md (divsf3_internal_lat): New.
8807 (divdf3_internal_lat): New.
8808 (divxf3_internal): New.
8810 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8813 * Makefile.in (USE_GCC_STDINT): Define.
8814 (stmp-int-hdrs): Install stdint.h if applicable.
8815 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
8817 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
8818 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
8819 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8820 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8821 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8822 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8823 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8824 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8825 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8826 (c_common_nodes_and_builtins): Initialize
8827 underlying_wchar_type_node. Do not initialize
8828 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
8829 nodes for new types.
8830 (c_stddef_cpp_builtins): Define macros for new types.
8831 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
8833 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
8834 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
8835 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
8836 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
8837 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
8838 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
8839 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
8840 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
8841 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
8842 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
8843 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
8844 int16_type_node, int32_type_node, int64_type_node,
8845 uint8_type_node, uint16_type_node, c_uint32_type_node,
8846 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
8847 int_least32_type_node, int_least64_type_node,
8848 uint_least8_type_node, uint_least16_type_node,
8849 uint_least32_type_node, uint_least64_type_node,
8850 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
8851 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
8852 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
8853 uintptr_type_node): Define.
8854 * c-cppbuiltin.c (builtin_define_constants,
8855 builtin_define_type_minmax): New.
8856 (builtin_define_stdint_macros): Define more macros.
8857 (c_cpp_builtins): Define more limit macros.
8859 (builtin_define_type_max): Define in terms of
8860 builtin_define_type_minmax. Remove is_long parameter. All
8862 * config.gcc (use_gcc_stdint): Define.
8863 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
8864 Add newlib-stdint.h for generic targets.
8865 * config/glibc-stdint.h, config/newlib-stdint.h,
8866 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
8867 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
8868 * config/score/score.h (UINTPTR_TYPE): Define.
8869 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8870 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8871 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8872 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8873 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8874 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8875 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8876 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8877 * config/spu/spu.h (STDINT_LONG32): Define.
8878 * configure.ac (use_gcc_stdint): Substitute.
8879 * configure: Regenerate.
8880 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
8881 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
8882 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
8883 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
8884 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
8885 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
8886 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
8887 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
8888 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
8889 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
8890 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
8891 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
8892 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
8893 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
8894 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
8895 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
8896 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
8897 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
8898 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
8899 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
8900 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
8901 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
8902 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8903 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8904 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8905 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8906 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8907 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8908 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
8910 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
8912 * loop-iv.c (suitable_set_for_replacement): Renamed from
8913 simplify_using_assignment; changed to return bool and to accept new
8914 args DEST and SRC. Return true iff we find a source/destination pair
8915 that can be used to make a replacement, and fill SRC and DEST if so.
8916 Remove arg ALTERED. Don't deal with altered regs here. All callers
8918 (simplify_using_initial_values): Deal with altered regs here and track
8919 more precisely the effect they have on the validity of our expression.
8921 * loop-iv.c (simplify_using_condition): A condition of the form
8922 (EQ REG CONST) can be used to simply make a substitution.
8923 (simplify_using_initial_values): Keep track of conditions we have seen
8924 and keep using them to simplify new expressions, while applying the
8925 same substitutions to them as to the expression.
8927 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8928 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
8931 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
8932 changed. Use this when trying to improve the upper bound.
8933 Generate the comparison by using simplify_gen_relational.
8935 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
8937 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
8939 (simplify_using_assignment, simplify_using_initial_values): Call
8940 replace_in_expr to make replacements. Call replace_single_def_regs
8941 once on the initial version of the expression.
8943 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8946 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
8948 2009-03-31 Richard Guenther <rguenther@suse.de>
8951 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
8952 equality comparisons. Fold C - X CMP X if C % 2 == 1.
8954 2009-03-31 Richard Guenther <rguenther@suse.de>
8956 * tree.h (div_if_zero_remainder): Declare.
8957 * fold-const.c (div_if_zero_remainder): Export.
8958 * tree-ssa-forwprop.c
8959 (forward_propagate_addr_into_variable_array_index): Handle
8960 constant array index addition outside of the variable index.
8962 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8965 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
8966 define_splits, floatunssi<mode>2): Require x87 conversions from
8967 DImode to be permitted.
8969 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8971 PR preprocessor/15638
8972 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
8974 2009-03-31 Richard Guenther <rguenther@suse.de>
8978 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
8979 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
8980 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
8981 a separate statement.
8982 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
8983 (lookup_tmp_var): Likewise.
8984 (is_gimple_formal_tmp_or_call_rhs): Remove.
8985 (is_gimple_reg_or_call_rhs): Rename to ...
8986 (is_gimple_reg_rhs_or_call): ... this.
8987 (is_gimple_mem_or_call_rhs): Rename to ...
8988 (is_gimple_mem_rhs_or_call): ... this.
8989 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
8990 DECL_GIMPLE_REG_P only if is_formal is true.
8991 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
8992 for non-proper post-modify expression gimplification.
8993 (gimplify_self_mod_expr): For post-modify expressions gimplify
8994 the lvalue to a minimal lvalue.
8995 (rhs_predicate_for): Remove formal temp case.
8996 (gimplify_modify_expr_rhs): Likewise.
8997 (gimplify_addr_expr): Use is_gimple_reg.
8998 (gimplify_expr): Remove formal temp cases.
8999 (gimple_regimplify_operands): Likewise.
9000 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
9001 and FILTER_EXPR like constants.
9002 * gimple.c (walk_gimple_op): Fix val_only initialization, use
9004 (is_gimple_formal_tmp_rhs): Remove.
9005 (is_gimple_reg_rhs): Remove special casing.
9006 (is_gimple_mem_rhs): Fix.
9007 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
9008 (is_gimple_formal_tmp_var): Remove.
9009 (is_gimple_formal_tmp_reg): Likewise.
9010 (is_gimple_min_lval): Allow invariant component ref parts.
9011 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
9012 is_gimple_formal_tmp_reg): Remove declarations.
9013 * tree-cfg.c (verify_expr): Verify that variables with address
9014 taken do not have DECL_GIMPLE_REG_P set.
9015 * tree-mudflap.c (mf_build_check_statement_for): Use
9016 force_gimple_operand instead of gimplify_expr.
9018 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
9020 * modulo-sched.c (sms_schedule_by_order): Pass the actual
9021 schedulable rows to compute_split_row.
9023 2009-03-31 Ben Elliston <bje@au.ibm.com>
9026 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
9029 2009-03-31 Alan Modra <amodra@bigpond.net.au>
9031 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
9032 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
9033 * configure: Regenerate.
9034 * config.in: Regenerate.
9035 * config/rs6000/rs6000.opt (mtls-markers): Add.
9036 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
9037 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
9038 (tls_ld_aix, tls_ld_sysv): Likewise.
9039 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
9040 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
9042 2009-03-31 Alan Modra <amodra@bigpond.net.au>
9044 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
9046 2009-03-30 Jan Hubicka <jh@suse.cz>
9048 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
9050 (tree_remove_unreachable_handlers): Cleanup EH predecestor
9051 detection and label handling.
9053 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9055 * ira-int.h (ira_allocno): Rename left_conflicts_num to
9056 left_conflicts_size.
9057 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
9058 ALLOCNO_LEFT_CONFLICTS_SIZE.
9060 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
9061 remove_allocno_from_bucket_and_push,
9062 allocno_spill_priority_compare, push_allocnos_to_stack,
9063 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9064 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
9065 (setup_allocno_left_conflicts_num): Ditto. Rename to
9066 setup_allocno_left_conflicts_size.
9067 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9068 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
9069 setup_allocno_left_conflicts_size instead of
9070 setup_allocno_left_conflicts_num.
9072 * ira-build.c (ira_create_allocno): Use
9073 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
9074 ALLOCNO_LEFT_CONFLICTS_NUM.
9076 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9078 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
9079 instead of DF_LR_OUT.
9081 * ira-lives.c (process_bb_node_lives): Ditto.
9083 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
9084 instead of DF_LR_{OUT,IN}.
9086 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
9088 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
9090 2009-03-30 Jan Hubicka <jh@suse.cz>
9092 * except.c (label_to_region_map): Fix thinko.
9094 2009-03-30 Steve Ellcey <sje@cup.hp.com>
9097 * tree.h (tree_find_value): New declaration.
9098 * tree.c (tree_find_value): New function.
9099 * varasm.c (assemble_external): Avoid duplicate entries on lists.
9101 2009-03-30 Jakub Jelinek <jakub@redhat.com>
9104 * c-decl.c (struct c_binding): Add locus field.
9105 (bind): Add locus argument, set locus field from it.
9106 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
9107 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
9108 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
9109 implicitly_declare, undeclared_variable, lookup_label,
9110 declare_label, c_make_fname_decl, c_builtin_function,
9111 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
9114 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
9117 * config/i386/i386.c (classify_argument): Check total size of
9120 2009-03-30 Martin Jambor <mjambor@suse.cz>
9122 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
9123 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
9124 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
9127 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
9128 seen_variable_array_ref while also traversing a union.
9130 * tree-inline.c (optimize_inline_calls): Do not call
9131 cgraph_node_remove_callees.
9132 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
9133 (pass_remove_cgraph_callee_edges): New variable.
9134 * passes.c (init_optimization_passes): Add
9135 pass_remove_cgraph_callee_edges after early inlining and before all
9136 late intraprocedural passes.
9138 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
9140 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9142 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
9145 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9147 * combine.c (simplify_comparison): Use have_insn_for.
9148 * dojump.c (do_jump): Likewise.
9150 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9152 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
9153 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
9154 sparc_compare_op0 like sparc_compare_emitted used to be handled.
9155 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
9156 instead of sparc_compare_emitted.
9157 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
9158 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
9159 instead of sparc_compare_emitted.
9161 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9163 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
9164 enter/exit cfglayout mode.
9165 (pass_partition_block): Require it.
9166 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
9167 (combine_instructions): Track basic blocks instead of labels.
9168 (update_cfg_for_uncondjump): New.
9169 (try_combine): Use it. Update jumps after rescanning.
9170 (pass_combine): Require PROP_cfglayout.
9171 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
9173 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9175 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
9176 Provide/destroy PROP_cfglayout respectively.
9177 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
9178 * tree-pass.h (PROP_cfglayout): New.
9180 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9182 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
9183 fold_convert_const_fixed_from_fixed,
9184 fold_convert_const_fixed_from_int,
9185 fold_convert_const_fixed_from_real, fold_negate_const): Do not
9186 set TREE_CONSTANT_OVERFLOW.
9187 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
9188 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
9190 2009-03-30 Ira Rosen <irar@il.ibm.com>
9192 * tree-vect-loop-manip.c: New file.
9193 * tree-vectorizer.c: Update documentation and included files.
9194 (vect_loop_location): Make extern.
9195 (rename_use_op): Move to tree-vect-loop-manip.c
9196 (rename_variables_in_bb, rename_variables_in_loop,
9197 slpeel_update_phis_for_duplicate_loop,
9198 slpeel_update_phi_nodes_for_guard1,
9199 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
9200 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
9201 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
9202 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
9203 find_loop_location): Likewise.
9204 (new_stmt_vec_info): Move to tree-vect-stmts.c.
9205 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
9206 get_vectype_for_scalar_type, vect_is_simple_use,
9207 supportable_widening_operation, supportable_narrowing_operation):
9209 (bb_in_loop_p): Move to tree-vect-loop.c.
9210 (new_loop_vec_info, destroy_loop_vec_info,
9211 reduction_code_for_scalar_code, report_vect_op,
9212 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
9213 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
9214 (vect_supportable_dr_alignment): Likewise.
9215 * tree-vectorizer.h (tree-data-ref.h): Include.
9216 (vect_loop_location): Declare.
9217 Reorganize function declarations according to the new file structure.
9218 * tree-vect-loop.c: New file.
9219 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
9220 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
9221 * tree-vect-data-refs.c: New file.
9222 * tree-vect-patterns.c (timevar.h): Don't include.
9223 * tree-vect-stmts.c: New file.
9224 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
9225 tree-vect-slp.c, tree-vect-loop.c.
9226 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
9227 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
9228 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
9229 (tree-vect-analyze.o): Remove.
9230 (tree-vect-transform.o): Likewise.
9231 (tree-vect-data-refs.o): Add rule.
9232 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
9233 tree-vect-slp.o): Likewise.
9234 (tree-vect-patterns.o): Remove redundant dependencies.
9235 (tree-vectorizer.o): Likewise.
9236 * tree-vect-slp.c: New file.
9238 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9240 * optc-gen.awk: Warn if an option flag has multiple different
9243 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
9245 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
9246 -floop-block): Document dependences on PPL, CLooG and Graphite.
9248 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9250 PR rtl-optimization/323
9251 * c-common.c (c_fully_fold, convert_and_check,
9252 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
9253 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
9254 * c-common.def (EXCESS_PRECISION_EXPR): New.
9255 * c-cppbuiltin.c (builtin_define_float_constants): Define
9256 constants with enough digits for long double.
9257 * c-lex.c (interpret_float): Interpret constant with excess
9258 precision where appropriate.
9259 * c-opts.c (c_common_post_options): Set
9260 flag_excess_precision_cmdline. Give an error for
9261 -fexcess-precision=standard for C++ for processors where the
9262 option is significant.
9263 * c-parser.c (c_parser_conditional_expression): Handle excess
9264 precision in condition.
9265 * c-typeck.c (convert_arguments): Handle arguments with excess
9267 (build_unary_op): Move excess precision outside operation.
9268 (build_conditional_expr): Likewise.
9269 (build_compound_expr): Likewise.
9270 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
9271 (build_modify_expr): Handle excess precision in RHS.
9272 (convert_for_assignment): Handle excess precision in converted
9274 (digest_init, output_init_element, process_init_element): Handle
9275 excess precision in initializer.
9276 (c_finish_return): Handle excess precision in return value.
9277 (build_binary_op): Handle excess precision in operands and add
9278 excess precision as needed for operation.
9279 * common.opt (-fexcess-precision=): New option.
9280 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
9281 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
9282 For standard excess precision, output explicit conversion to and
9283 truncation from XFmode.
9284 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
9285 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
9286 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
9287 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
9288 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
9289 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
9290 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
9291 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
9292 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
9293 define_splits, sqrt<mode>2): Disable where appropriate for
9294 standard excess precision.
9295 * convert.c (convert_to_real): Do not shorten arithmetic to type
9296 for which excess precision would be used.
9297 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
9298 * doc/invoke.texi (-fexcess-precision=): Document option.
9299 (-mfpmath=): Correct index entry.
9300 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
9301 flag_excess_precision): New.
9302 * langhooks.c (lhd_post_options): Set
9303 flag_excess_precision_cmdline.
9304 * opts.c (common_handle_option): Handle -fexcess-precision=.
9305 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
9306 init_excess_precision): New.
9307 (lang_dependent_init_target): Call init_excess_precision.
9308 * tree.c (excess_precision_type): New.
9309 * tree.h (excess_precision_type): Declare.
9311 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9314 * c-typeck.c (build_component_ref): Do not copy qualifiers from
9315 non-lvalue to component.
9317 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9319 PR preprocessor/34695
9320 * Makefile.in (c-opts.o): Depend on c-tree.h.
9321 * c-common.c: Move down include of diagnostic.h.
9322 (done_lexing, c_cpp_error): New.
9323 * c-common.h (done_lexing): Declare.
9324 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
9326 * c-opts.c: Include c-tree.h.
9327 (c_common_init_options): Set preprocessor error callback.
9328 (c_common_handle_option): Do not set preprocessor
9329 inhibit_warnings, warnings_are_errors, warn_system_headers,
9330 pedantic_errors or inhibit_warnings flags.
9331 (c_common_post_options): Do not check cpp_errors (parse_in).
9332 (c_common_finish): Do not output dependencies if there were
9333 errors. Do not check return value of cpp_finish.
9334 * c-ppoutput.c (pp_file_change): Set input_location.
9335 * c-tree.h (c_cpp_error): Declare.
9336 * diagnostic.c (diagnostic_set_info_translated): Also initialize
9338 (diagnostic_build_prefix): Check override_column.
9339 * diagnostic.h (diagnostic_info): Add override_column field.
9340 (diagnostic_override_column): Define.
9342 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
9344 * c-common.c (c_expand_expr, c_staticp): Remove.
9345 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
9346 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
9347 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
9348 * c-gimplify.c (gimplify_compound_literal_expr,
9349 optimize_compound_literals_in_ctor): Remove.
9350 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
9351 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
9352 * c-semantics.c (emit_local_var): Remove.
9354 * langhooks-def.h (lhd_expand_expr): Remove.
9355 * langhooks.c (lhd_expand_expr): Remove.
9356 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
9358 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
9359 handling from c-semantics.c; don't call into langhook.
9360 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
9361 * gimplify.c (gimplify_compound_literal_expr,
9362 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
9363 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
9364 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
9365 as was done in c-gimplify.c.
9366 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
9367 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
9368 Move from c-common.h.
9369 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
9371 * tree.c (staticp): Do not call langhook.
9372 * langhooks.c (lhd_staticp): Delete.
9373 * langhooks-def.h (lhd_staticp): Delete prototype.
9374 (LANG_HOOKS_STATICP): Delete.
9375 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
9377 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
9378 instead of DECL_STMTs.
9380 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9388 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
9390 (fold_call_expr): Return a NOP_EXPR from folding rather than the
9391 contained expression.
9392 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
9393 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
9394 conditional expressions for C.
9395 (decl_constant_value_for_optimization): Move from
9396 decl_constant_value_for_broken_optimization in c-typeck.c. Check
9397 whether optimizing and that the expression is a VAR_DECL not of
9398 array type instead of doing such checks in the caller. Do not
9399 check pedantic. Call gcc_unreachable for C++.
9400 * c-common.def (C_MAYBE_CONST_EXPR): New.
9401 * c-common.h (c_fully_fold, c_save_expr,
9402 decl_constant_value_for_optimization): New prototypes.
9403 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
9404 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
9405 EXPR_INT_CONST_OPERANDS): Define.
9406 * c-convert.c (convert): Strip nops from expression.
9407 * c-decl.c (groktypename): Take extra parameters expr and
9408 expr_const_operands. Update call to grokdeclarator.
9409 (start_decl): Update call to grokdeclarator. Add statement for
9410 expressions used in type of decl.
9411 (grokparm): Update call to grokdeclarator.
9412 (push_parm_decl): Update call to grokdeclarator.
9413 (build_compound_literal): Add parameter non_const and build a
9414 C_MAYBE_COSNT_EXPR if applicable.
9415 (grokdeclarator): Take extra parameters expr and
9416 expr_const_operands. Track expressions used in declaration
9417 specifiers and declarators. Fold array sizes and track whether
9418 they are constant expressions and whether they are integer
9419 constant expressions.
9420 (parser_xref_tag): Set expr and expr_const_operands fields in
9422 (grokfield): Update call to grokdeclarator.
9423 (start_function): Update call to grokdeclarator.
9424 (build_null_declspecs): Set expr and expr_const_operands fields in
9426 (declspecs_add_type): Handle expressions in typeof specifiers.
9427 * c-parser.c (c_parser_declspecs): Set expr and
9428 expr_const_operands fields for declaration specifiers.
9429 (c_parser_enum_specifier): Likewise.
9430 (c_parser_struct_or_union_specifier): Likewise.
9431 (c_parser_typeof_specifier): Likewise. Update call to
9432 groktypename. Fold expression as needed. Return expressions with
9433 type instead of adding statements.
9434 (c_parser_attributes): Update calls to c_parser_expr_list.
9435 (c_parser_statement_after_labels): Fold expression before passing
9436 to objc_build_throw_stmt.
9437 (c_parser_condition): Fold expression.
9438 (c_parser_asm_operands): Fold expression.
9439 (c_parser_conditional_expression): Use c_save_expr. Update call
9440 to build_conditional_expr.
9441 (c_parser_alignof_expression): Update call to groktypename.
9442 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
9443 original_code. Fold expression argument of va_arg. Create
9444 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
9445 argument to va_arg. Update calls to groktypename. Fold array
9446 index for offsetof. Verify that first argument to
9447 __builtin_choose_expr has integer type.
9448 (c_parser_postfix_expression_after_paren_type): Update calls to
9449 groktypename and build_compound_literal. Handle expressions with
9450 side effects in type name.
9451 (c_parser_postfix_expression_after_primary): Update call to
9452 c_parser_expr_list. Set original_code for calls to
9453 __builtin_constant_p.
9454 (c_parser_expr_list): Take extra parameter fold_p. Fold
9455 expressions if requested.
9456 (c_parser_objc_type_name): Update call to groktypename.
9457 (c_parser_objc_synchronized_statement): Fold expression.
9458 (c_parser_objc_receiver): Fold expression.
9459 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
9460 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
9461 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
9462 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
9463 (struct c_typespec): Add elements expr and expr_const_operands.
9464 (struct c_declspecs): Add elements expr and expr_const_operands.
9465 (groktypename, build_conditional_expr, build_compound_literal):
9467 (in_late_binary_op): Declare.
9468 * c-typeck.c (note_integer_operands): New function.
9469 (in_late_binary_op): New variable.
9470 (decl_constant_value_for_broken_optimization): Move to c-common.c
9471 and rename to decl_constant_value_for_optimization.
9472 (default_function_array_conversion): Do not strip nops.
9473 (default_conversion): Do not call
9474 decl_constant_value_for_broken_optimization.
9475 (build_array_ref): Do not fold result.
9476 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
9477 result when operand is a VLA.
9478 (c_expr_sizeof_type): Update call to groktypename. Handle
9479 expressions included in type name. Use C_MAYBE_CONST_EXPR for
9480 result when operand names a VLA type.
9481 (build_function_call): Update call to build_compound_literal.
9482 Only fold result for calls to __builtin_* functions. Strip
9483 NOP_EXPR from INTEGER_CST returned from such functions. Fold
9484 the function designator.
9485 (convert_arguments): Fold arguments. Update call to
9486 convert_for_assignment.
9487 (build_unary_op): Handle increment and decrement of
9488 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
9489 decrement earlier. Fold operand of increment and decrement.
9490 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
9491 built for integer operand. Wrap returns that are INTEGER_CSTs
9492 without being integer constant expressions or that have integer
9493 constant operands without being INTEGER_CSTs.
9494 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
9495 (build_conditional_expr): Add operand ifexp_bcp. Track whether
9496 result is an integer constant expression or can be used in
9497 unevaluated parts of one and avoid folding and wrap as
9498 appropriate. Fold operands before possibly doing -Wsign-compare
9500 (build_compound_expr): Wrap result for C99 if operands can be used
9501 in integer constant expressions.
9502 (build_c_cast): Update call to digest_init. Do not ignore
9503 overflow from casting floating-point constants to integers. Wrap
9504 results that could be confused with integer constant expressions,
9505 null pointer constants or floating-point constants.
9506 (c_cast_expr): Update call to groktypename. Handle expressions
9507 included in type name.
9508 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
9509 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
9510 Update calls to convert_for_assignment.
9511 (convert_for_assignment): Take new parameter
9512 null_pointer_constant. Do not strip nops or call
9513 decl_constant_value_for_broken_optimization. Set
9514 in_late_binary_op for conversions to boolean.
9515 (store_init_value): Update call to digest_init.
9516 (digest_init): Take new parameter null_pointer_constant. Do not
9517 call decl_constant_value_for_broken_optimization. pedwarn for
9518 initializers not constant expressions. Update calls to
9519 convert_for_assignment.
9520 (constructor_nonconst): New.
9521 (struct constructor_stack): Add nonconst element.
9522 (really_start_incremental_init, push_init_level, pop_init_level):
9523 Handle constructor_nonconst and nonconst element.
9524 (set_init_index): Call constant_expression_warning for array
9526 (output_init_element): Fold value. Set constructor_nonconst as
9527 applicable. pedwarn for initializers not constant expressions.
9528 Update call to digest_init. Call constant_expression_warning
9529 where constant initializers are required.
9530 (process_init_element): Use c_save_expr.
9531 (c_finish_goto_ptr): Fold expression.
9532 (c_finish_return): Fold return value. Update call to
9533 convert_for_assignment.
9534 (c_start_case): Fold switch expression.
9535 (c_process_expr_stmt): Fold expression.
9536 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
9537 ensure statement expression is not evaluated in constant expression.
9538 (build_binary_op): Track whether results are integer constant
9539 expressions or may occur in such, disable folding and wrap results
9540 as applicable. Fold operands for -Wsign-compare warnings unless
9542 (c_objc_common_truthvalue_conversion): Handle results folded to
9543 integer constants that are not integer constant expressions.
9544 * doc/extend.texi: Document when typeof operands are evaluated,
9545 that condition of __builtin_choose_expr is an integer constant
9546 expression, and more about use of __builtin_constant_p in
9549 2009-03-29 Richard Guenther <rguenther@suse.de>
9551 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
9552 propagate addresses of array references.
9554 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
9556 * regmove.c (perhaps_ends_bb_p): Remove.
9557 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
9558 from INSN and check that the main loop stays within that basic block.
9559 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
9560 (regmove_forward_pass): Split out from regmove_optimize. Use
9561 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
9562 (regmove_backward_pass): Split out from regmove_optimize. Use
9563 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
9564 (regmove_optimize): Simplify.
9566 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9569 * config/i386/i386.c (classify_argument): Ignore flexible array
9570 member in struct and warn ABI change.
9572 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9574 * config/i386/i386-protos.h (ix86_agi_dependent): New.
9576 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
9577 (ix86_adjust_cost): Updated.
9579 2009-03-29 Jan Hubicka <jh@suse.cz>
9582 * tree-pass.h (pass_cleanup_eh): New function.
9583 (remove_unreachable_regions): Break code handling RTL
9584 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
9585 that can not be reached by runtime.
9586 (can_be_reached_by_runtime): New function.
9587 (label_to_region_map): New function.
9588 (num_eh_regions): New function.
9589 (rtl_remove_unreachable_regions): New function.
9590 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
9591 (remove_eh_region): New function.
9592 * except.h: Include sbitmap and vecprim.
9593 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
9594 num_eh_regions): Declare.
9595 * passes.c (init_optimization_passes): Schedule cleanup_eh.
9596 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
9597 * tree-eh.c (tree_remove_unreachable_handlers): New function.
9598 (tree_empty_eh_handler_p): New function.
9599 (cleanup_empty_eh): New function.
9600 (cleanup_eh): New function.
9601 (pass_cleanup_eh): New function.
9603 2009-03-29 Jan Hubicka <jh@suse.cz>
9605 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
9606 for removed regions.
9608 2009-03-29 Jan Hubicka <jh@suse.cz>
9610 * except.c (dump_eh_tree): Dump all datastructures.
9612 2009-03-29 Jan Hubicka <jh@suse.cz>
9614 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
9615 (duplicate_eh_regions_1): Likewise.
9616 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
9617 vector; call EH verification.
9618 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9619 Be ready for region being removed.
9621 2009-03-29 Jan Hubicka <jh@suse.cz>
9623 * bitmap.c (bitmap_last_set_bit): New function.
9624 * bitmap.h (bitmap_last_set_bit): Declare.
9626 2009-03-29 David Ayers <ayers@fsfe.org>
9629 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
9630 by calling objc_compare_types and surpress warnings about
9631 incompatible C pointers that are compatible ObjC pointers.
9633 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
9635 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
9636 call initialize_inline_failed.
9637 (initialize_inline_failed): Move it from here ...
9638 * cgraph.c (initialize_inline_failed): ... to here.
9639 (cgraph_create_edge): Call initialize_inline_failed rather than
9640 setting inline_failed directly.
9642 2009-03-29 Ben Elliston <bje@au.ibm.com>
9645 * sysv4.opt (msdata): Improve comment.
9646 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
9647 * sysv4.h (SVR4_ASM_SPEC): Likewise.
9649 2009-03-29 Ben Elliston <bje@au.ibm.com>
9652 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
9653 load and store attributes.
9655 2009-03-29 Ben Elliston <bje@au.ibm.com>
9657 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
9658 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
9659 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
9660 * doc/extend.texi (X86 Built-in Functions): Add index entries for
9661 __builtin_infq and __builtin_huge_valq.
9663 2009-03-28 Anatoly Sokolov <aesok@post.ru>
9665 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
9667 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9668 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
9670 2009-03-28 Xinliang David Li <davidxl@google.com>
9672 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
9673 (do_dbg_cnt): New function.
9675 2009-03-28 Jan Hubicka <jh@suse.cz>
9677 Merge from pretty-ipa:
9679 2009-03-27 Jan Hubicka <jh@suse.cz>
9681 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9682 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
9683 * passes.c (function_called_by_processed_nodes_p): New.
9684 * ipa-pure-const.c (check_call): Fix handling of operands.
9685 (analyze_function): Dump debug output for skipped bodies.
9686 (local_pure_const): Use function_called_by_processed_nodes_p.
9687 * dwarf2out.c (reference_to_unused): Use output.
9688 * passes.c (do_per_function_toporder): Likewise.
9690 2008-11-12 Jan Hubicka <jh@suse.cz>
9692 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
9693 * ipa-pure-const.c (funct_state_d): Add can throw field; make
9694 state_set_in_source enum
9695 (check_decl): Ignore memory tags; do not set fake looping flags;
9697 (check_operand, check_tree, check_rhs_var, check_lhs_var,
9698 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
9699 (check_call, analyze_function): Rewrite.
9701 (add_new_function): Update call of analyze_function.
9702 (generate_summary): Add call of analyze_function.
9703 (propagate): Propagate can_throw; handle state_set_in_source correctly.
9704 (local_pure_const): New function.
9705 (pass_local_pure_const): New pass.
9706 * ipa-inline.c (inline_transform): Set after_inlining.
9707 * tree-eh.c (stmt_can_throw_external): New.
9708 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
9709 work with aliasing built.
9710 * tree-flow.h (stmt_can_throw_external): New.
9711 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
9712 and local pure/const pass in early and late optimization queue.
9714 2009-03-28 Martin Jambor <mjambor@suse.cz>
9716 * fold-const.c (get_pointer_modulus_and_residue): New parameter
9718 (fold_binary): Allow function decl aligment consideration is the
9719 second argument is integer constant one.
9720 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
9721 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
9722 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
9724 2009-03-28 Jan Hubicka <jh@suse.cz>
9726 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
9727 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
9728 * function.h (rtl_data): Add nothrow flag.
9729 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
9730 set DECL_NOTHROW for AVAILABLE functions.
9732 2009-03-28 Jakub Jelinek <jakub@redhat.com>
9734 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
9735 following vector keyword has expansion starting with pixel or bool
9736 keyword, expand vector to __vector and pixel or bool to __pixel or
9740 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
9741 warn_if_disallowed_function_p): Removed.
9742 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
9743 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
9744 warning_if_disallowed_function_p.
9745 * flags.h (warn_if_disallowed_function_p,
9746 warn_disallowed_functions): Removed.
9747 * common.opt (Wdisallowed-function-list=): Removed.
9748 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
9750 2009-03-28 Richard Guenther <rguenther@suse.de>
9752 PR tree-optimization/38723
9753 * tree-ssa-pre.c (compute_avail): Add all default definitions to
9756 2009-03-28 Jan Hubicka <jh@suse.cz>
9758 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
9759 test introduced by my previous patch.
9761 2009-03-28 Richard Guenther <rguenther@suse.de>
9763 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
9764 the PHIs value undefined.
9766 2009-03-28 Jan Hubicka <jh@suse.cz>
9768 * tree-pass.h (pass_fixup_cfg): New pass.
9769 * ipa-inline.c (inline_transform): Set
9770 always_inline_functions_inlined/after_inlining.
9771 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
9772 (pass_fixup_cfg): New pass.
9773 * passes.c (init_optimization_passes): Add fixup_cfg.
9775 2009-03-28 Richard Guenther <rguenther@suse.de>
9777 PR tree-optimization/38458
9778 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
9779 argument use the arguments copy-of value.
9781 2009-03-28 Richard Guenther <rguenther@suse.de>
9783 PR tree-optimization/38180
9784 * tree-ssa-ccp.c (get_default_value): Simplify.
9785 (likely_value): Likewise.
9786 (surely_varying_stmt_p): Properly handle VOP case.
9787 (ccp_initialize): Likewise.
9788 (ccp_fold): Handle propagating through *&.
9789 (fold_const_aggregate_ref): Also handle decls.
9791 2009-03-28 Jan Hubicka <jh@suse.cz>
9793 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9794 * cgraph.h (cgraph_node): Likewise.
9795 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
9796 (cgraph_reset_node): Use process flag.
9797 (cgraph_mark_functions_to_output): Likewise.
9798 (cgraph_expand_function): Likewise.
9799 (cgraph_expand_all_functions): Likewise.
9800 (cgraph_output_in_order): Likewise.
9801 * dwarf2out.c (reference_to_unused): Likewise.
9802 * passes.c do_per_function_toporder): Likewise.
9804 2009-03-28 Jan Hubicka <jh@suse.cz>
9806 Bring from lto-branch:
9808 2008-09-03 Doug Kwan <dougkwan@google.com>
9810 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
9811 enums instead of reason strings.
9812 * cgraph.c (cgraph_create_edge): Same.
9813 (cgraph_inline_failed_string): New function.
9814 * cgraph.h (cgraph_inline_failed_t): New enum type.
9815 (cgraph_inline_failed_string): New prototype.
9816 (struct cgraph_edge): Change type of INLINED_FAILED from constant
9817 char pointer to cgraph_inline_failed_t.
9818 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
9819 (cgraph_default_inline_p): Ditto.
9820 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
9821 to cgraph_inline_failed_t pointer.
9822 * cif-code.def: New file.
9823 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
9825 (cgraph_check_inline_limits): Change type of REASON to pointer to
9826 cgraph_inline_failed_t. Replace reason strings with enums.
9827 (cgraph_default_inline_p): Ditto.
9828 (cgraph_recursive_inlining_p): Ditto.
9829 (update_caller_keys): Change type of FAILED_REASON to
9830 cgraph_inline_failed_t.
9831 (cgraph_set_inline_failed): Change type of REASON to pointer to
9832 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
9833 convert enums to strings for text output.
9834 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
9835 to be of type cgraph_inline_failed_t. Replace reason strings with
9836 enums. Call cgraph_inline_failed_string to covert enums
9837 to strings for text output.
9838 (cgraph_decide_inlining): Replace reason strings with enums.
9839 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
9840 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
9842 * tree-inline.c (expand_call_inline): Change type of REASON
9843 to cgraph_inline_failed_t. Replace reason strings with enums.
9844 Call cgraph_inline_failed_string for text output.
9845 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
9848 2009-03-28 Jan Hubicka <jh@suse.cz>
9850 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
9851 cgraph_clone_node): Remove master clone handling.
9852 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9853 * cgraph.h (master_clone): Remove.
9854 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9855 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
9856 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
9858 2009-03-28 Jan Hubicka <jh@suse.cz>
9860 * cgraph.c (cgraph_function_body_availability): Functions declared
9861 inline are always safe to assume that it is not going to be replaced.
9863 2009-03-28 Richard Guenther <rguenther@suse.de>
9865 PR tree-optimization/38513
9866 * tree-ssa-pre.c (eliminate): Remove redundant stores.
9867 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9868 EXC_PTR_EXPR and FILTER_EXPR.
9869 (get_ref_from_reference_ops): Likewise.
9871 2009-03-28 Richard Guenther <rguenther@suse.de>
9873 PR tree-optimization/38968
9874 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
9875 Use FLOOR_MOD_EXPR to compute misalignment.
9877 2009-03-28 Richard Guenther <rguenther@suse.de>
9879 PR tree-optimization/37795
9880 * tree.h (combine_comparisons): Declare.
9881 * fold-const.c (combine_comparisons): Export.
9882 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
9884 (ifcombine_iforif): Use combine_comparisons.
9886 2009-03-28 Jan Hubicka <jh@suse.cz>
9888 * tree-eh.c (inlinable_call_p): New function.
9889 (make_eh_edges): Use it.
9890 (verify_eh_edges): Use it.
9891 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
9892 * except.c (reachable_next_level): Add inlinable_function argument
9893 (sjlj_find_directly_reachable_regions): Update.
9894 (add_reachable_handler): Do not set saw_any_handlers.
9895 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
9896 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9897 Add new inlinable call parameter.
9898 (can_throw_internal, can_throw_external): Update.
9899 * except.h (can_throw_internal_1, can_throw_external_1,
9900 foreach_reachable_handler): Update declaration.
9902 2009-03-28 Joseph Myers <joseph@codesourcery.com>
9904 * config/arm/t-arm-coff, config/h8300/coff.h,
9905 config/i386/i386-aout.h, config/i386/i386-coff.h,
9906 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
9907 config/pdp11/2bsd.h, config/rs6000/aix41.h,
9908 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
9909 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
9910 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
9911 sys-types.h: Remove.
9912 * Makefile.in: Remove protoize and fixproto support and references
9914 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
9915 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
9917 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
9918 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
9919 unprotoize$(exeext).
9920 (rest.encap): Don't depend on $(STMP_FIXPROTO)
9921 (.PHONY): Don't depend on proto.
9922 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
9923 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
9924 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
9925 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
9926 build/gen-protos.o, build/scan.o, xsys-protos.h,
9927 build/fix-header$(build_exeext), build/fix-header.o,
9928 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
9929 stmp-install-fixproto): Remove.
9930 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
9931 SYSCALLS.c or fixproto files.
9932 (install-common): Don't install protoize.
9933 (install-headers-tar, install-headers-cpio, install-headers-cp):
9934 Don't depend on $(STMP_FIXPROTO).
9935 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
9936 install fixproto files or write out fixproto settings.
9937 (uninstall): Don't uninstall protoize.
9938 * config.gcc (use_fixproto): Remove.
9939 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
9940 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
9941 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
9942 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
9943 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
9944 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
9945 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
9946 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
9947 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
9948 * config/t-vxworks (STMP_FIXPROTO): Remove.
9949 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
9950 STMP_FIXPROTO): Remove.
9951 * config.in, configure: Regenerate.
9952 * crtstuff.c (gid_t, uid_t): Don't undefine.
9953 * doc/install.texi: Change m68k-coff to m68k-elf in example.
9954 (arm-*-coff, arm-*-aout: Remove target entries.
9955 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
9956 Remove mention of AIX 4.1.
9957 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
9958 * doc/invoke.texi (Running Protoize): Remove.
9959 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
9960 (Protoize Caveats): Remove.
9961 * tsystem.h: Update comments on headers assumed to exist.
9963 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
9965 * genautomata.c: Add a new year to the copyright. Add a new
9967 (struct insn_reserv_decl): Add comments for member bypass_list.
9968 (find_bypass): Remove.
9969 (insert_bypass): New.
9970 (process_decls): Use insert_bypass.
9971 (output_internal_insn_latency_func): Output all bypasses with the
9972 same input insn in one switch case.
9974 * rtl.def (define_bypass): Describe bypass choice.
9975 * doc/md.texi (define_bypass): Ditto.
9977 2009-03-27 Richard Guenther <rguenther@suse.de>
9979 * gimplify.c (mark_addressable): Export.
9980 * tree-flow.h (mark_addressable): Declare.
9981 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
9982 * tree-ssa.c (verify_phi_args): Verify that address taken
9983 variables have TREE_ADDRESSABLE set.
9985 2009-03-27 Richard Guenther <rguenther@suse.de>
9987 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
9988 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
9989 Do not mark decls TREE_ADDRESSABLE.
9990 (build_fold_addr_expr): Adjust.
9991 (fold_addr_expr): Remove.
9992 (fold_unary): Use build_fold_addr_expr.
9993 (fold_comparison): Likewise.
9994 (split_address_to_core_and_offset): Likewise.
9995 * coverage.c (tree_coverage_counter_addr): Mark the array decl
9997 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
9998 (gimplify_modify_expr_to_memcpy): Mark source and destination
10000 * omp-low.c (create_omp_child_function): Mark the object decl
10002 (lower_rec_input_clauses): Mark the var we take the address of
10004 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
10006 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10008 PR middle-end/39315
10009 * cfgexpand.c (expand_one_stack_var_at): Change alignment
10010 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
10012 2009-03-27 Richard Guenther <rguenther@suse.de>
10014 PR tree-optimization/39120
10015 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
10017 (handle_lhs_call): Process return constraints. Add escape
10018 constraints if necessary.
10019 (handle_const_call): Fill out return constraints. Make nested
10020 case more precise. Avoid consttmp if possible.
10021 (handle_pure_call): Fill out return constraints. Avoid
10022 callused if possible.
10023 (find_func_aliases): Simplify call handling.
10025 2009-03-27 Richard Guenther <rguenther@suse.de>
10027 PR tree-optimization/39120
10028 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
10029 as a representative.
10030 (solve_graph): Do propagate CALLUSED.
10031 (handle_pure_call): Use a scalar constraint from CALLUSED for
10033 (find_what_p_points_to): CALLUSED shall not appear in poins-to
10036 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10039 * c-common.c (handle_aligned_attribute): Properly check alignment
10040 overflow. Use (1U << i) instead of (1 << i).
10042 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
10044 * expr.h (get_mem_align_offset): Updated.
10046 * tree.h (tree_decl_common): Change align to "unsigned int" and
10047 move it before pointer_alias_set.
10049 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10050 Jakub Jelinek <jakub@redhat.com>
10053 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
10054 gr_register_operand with gr_reg_or_0_operand.
10055 (cmpxchg_rel_di): Likewise.
10056 (sync_lock_test_and_set<mode>): Likewise.
10058 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10060 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
10061 (true_regnum): Likewise.
10063 * rtlanal.c (subreg_info): Moved to ...
10064 * rtl.h (subreg_info): Here. New.
10065 (subreg_get_info): New.
10067 * rtlanal.c (subreg_get_info): Make it extern.
10069 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10072 * config/i386/i386.c (ix86_abi): New.
10073 (override_options): Handle -mabi=.
10074 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
10075 (ix86_call_abi_override): Likewise.
10076 (init_cumulative_args): Likewise.
10077 (function_arg_advance): Likewise.
10078 (function_arg_64): Likewise.
10079 (function_arg): Likewise.
10080 (ix86_pass_by_reference): Likewise.
10081 (ix86_function_value_regno_p): Likewise.
10082 (ix86_build_builtin_va_list_abi): Likewise.
10083 (setup_incoming_varargs_64): Likewise.
10084 (is_va_list_char_pointer): Likewise.
10085 (ix86_init_machine_status): Likewise.
10086 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
10087 (ix86_function_type_abi): Return enum calling_abi. Rewrite
10088 for 64bit. Replace DEFAULT_ABI with ix86_abi.
10089 (ix86_function_abi): Make it static and return enum calling_abi.
10090 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
10092 (ix86_fn_abi_va_list): Updated.
10094 * config/i386/i386.h (ix86_abi): New.
10095 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
10096 (CONDITIONAL_REGISTER_USAGE): Likewise.
10097 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
10098 (machine_function): Likewise.
10100 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
10102 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
10103 (STACK_BOUNDARY): Likewise.
10104 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
10106 * config/i386/i386.opt (mabi=): New.
10108 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
10109 return enum calling_abi.
10110 (ix86_function_type_abi): Likewise.
10111 (ix86_function_abi): Removed.
10113 * doc/invoke.texi: Document -mabi= option for x86.
10115 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10117 * builtins.c (real_dconstp): Delete.
10118 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
10120 2009-03-27 Dodji Seketeli <dodji@redhat.com>
10121 Jakub Jelinek <jakub@redhat.com>
10124 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
10125 (gen_subprogram_die): When a function is explicit, generate the
10126 DW_AT_explicit attribute.
10127 * langhooks.h (struct lang_hooks_for_decls): Add
10128 function_decl_explicit_p langhook.
10129 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
10130 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
10132 2009-03-27 Jakub Jelinek <jakub@redhat.com>
10134 * builtins.c (fold_builtin_memory_op): Optimize memmove
10135 into memcpy if we can prove source and destination don't overlap.
10137 * tree-inline.c: Include gt-tree-inline.h.
10138 (clone_fn_id_num): New variable.
10139 (clone_function_name): New function.
10140 (tree_function_versioning): Use it.
10141 * Makefile.in (GTFILES): Add tree-inline.c.
10143 2009-03-27 Mark Mitchell <mark@codesourcery.com>
10145 * BASE-VER: Change to 4.5.0.
10147 2009-03-27 Xinliang David Li <davidxl@google.com>
10149 PR tree-optimization/39557
10150 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
10152 2009-03-27 Xinliang David Li <davidxl@google.com>
10154 PR tree-optimization/39548
10155 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
10158 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10160 * c-common.c (pointer_int_sum): Use %wd on return from
10163 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10165 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
10166 on return from tree_low_cst.
10168 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
10171 * ginclude/stdarg.h (va_copy): Define also for
10172 __GXX_EXPERIMENTAL_CXX0X__.
10174 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10177 * builtins.h (c_strlen): Do not warn here.
10178 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10179 * c-common.c (pointer_int_sum): Take an explicit location.
10180 Warn about offsets out of bounds.
10181 * c-common.h (pointer_int_sum): Adjust declaration.
10183 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10185 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
10188 2009-03-26 Jakub Jelinek <jakub@redhat.com>
10191 * opts.c (warn_if_disallowed_function_p): Don't assume
10192 get_callee_fndecl must return non-NULL.
10194 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
10196 PR rtl-optimization/39522
10197 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
10198 when reg_reloaded_valid is set.
10200 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10202 * config/spu/divv2df3.c: New file.
10203 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
10204 (DPBIT_FUNCS): Filter out _div_df.
10206 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
10208 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
10209 a jump insn, count that jump in the distance to the loop start.
10211 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
10214 * config/sh/sh.c (calc_live_regs): Fix condition for global
10215 registers except PIC_OFFSET_TABLE_REGNUM.
10217 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
10220 * doc/invoke.texi (-mconsole): New.
10222 (-mno-cygwin): New.
10224 (-mnop-fun-dllimport): New.
10228 (sub section "i386 and x86-64 Windows Options"): New.
10230 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
10232 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
10233 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
10235 2009-03-25 Richard Guenther <rguenther@suse.de>
10237 PR middle-end/39497
10238 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
10241 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
10243 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
10244 neither of haifa/selective schedulers are working.
10246 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10248 * doc/invoke.texi (Debugging Options): Fix description of
10249 -fno-merge-debug-strings.
10251 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
10253 * config/cris/libgcc.ver: New version-script.
10254 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
10256 * configure.ac <GAS features, nop mnemonic>: Add pattern
10257 crisv32-*-* for "nop".
10258 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
10259 * configure: Regenerate.
10261 2009-03-24 Ira Rosen <irar@il.ibm.com>
10263 PR tree-optimization/39529
10264 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10265 mark_sym_for_renaming for the tag copied to the new vector
10268 2009-03-24 Arthur Loiret <aloiret@debian.org>
10270 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
10271 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
10272 EXTRA_SPEC_FUNCTIONS.
10273 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
10274 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
10275 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
10276 -march and -mtune options.
10278 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
10280 * config/m68k/t-rtems: Add m5329 multilib.
10282 2009-03-24 Dodji Seketeli <dodji@redhat.com>
10283 Jakub Jelinek <jakub@redhat.com>
10286 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
10289 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10292 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
10293 instead of c_parser_expression_conv, if original_code isn't one of the
10294 4 allowed comparison codes, fail.
10296 2009-03-23 Richard Guenther <rguenther@suse.de>
10298 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
10299 * tree.h (struct tree_type): Likewise.
10300 * reload.h (struct insn_chain): Likewise.
10301 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
10302 * function.h (struct function): Likewise.
10303 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
10305 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10307 PR tree-optimization/39516
10308 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
10310 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
10312 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
10313 should be set true if BITS_PER_WORD of target is bigger than 32
10315 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
10317 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
10318 Translate -B-options to -rpath-link. Correct existing
10319 rpath-link and conditionalize on !nostdlib.
10321 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10323 * doc/extend.texi (Function Attributes, Variable Attributes):
10325 * doc/invoke.texi (Debugging Options, Optimize Options)
10326 (i386 and x86-64 Options, MCore Options): Likewise.
10328 2009-03-20 Jakub Jelinek <jakub@redhat.com>
10331 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
10332 it for block local namespace aliases.
10333 (gen_decl_die): Pass context_die to gen_namespace_die.
10335 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10338 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
10339 minimum or maximum value.
10341 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
10343 * reginfo.c (globalize_reg): Recompute derived reg sets.
10345 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
10348 * libgcc2.c (mprotect): Do not use signed arguments for
10349 VirtualProtect, use DWORD arguments. Also fix the 'may
10350 be used uninitialized' warning for the np variable.
10352 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10355 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
10356 functions using regparm calling conventions when not optimizing.
10357 (ix86_function_sseregparm): Similarly for sseregparm calling
10360 2009-03-19 Li Feng <nemokingdom@gmail.com>
10362 PR middle-end/39500
10363 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
10364 dependence if the first conflict is after niter iterations.
10366 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
10368 PR middle-end/38609
10369 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
10370 functions with dynamic stack-pointer adjustments.
10372 2009-03-19 Ben Elliston <bje@au.ibm.com>
10374 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
10375 option; change to -msdata=data.
10377 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10379 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
10382 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
10385 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
10387 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
10389 * doc/invoke.texi (Code Gen Options): Expand discussion of
10392 2009-03-18 Jakub Jelinek <jakub@redhat.com>
10394 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
10395 * matrix-reorg.c (struct matrix_info): Likewise.
10396 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
10397 * rtl.h (struct mem_attrs): Likewise.
10398 * df.h (struct df): Likewise.
10399 * tree-data-ref.h (struct data_dependence_relation): Likewise.
10400 * ira-int.h (struct ira_allocno): Likewise.
10401 * df-scan.c (struct df_collection_rec): Likewise.
10402 * ira.c (struct equivalence): Likewise.
10403 * function.c (struct temp_slot): Likewise.
10404 * cfgloop.h (struct loop): Likewise.
10407 * function.c (use_register_for_decl): When not optimizing, disregard
10408 register keyword for variables with types containing methods.
10410 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
10412 PR middle-end/39447
10413 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
10414 (is_simple_operand): Call contains_component_ref_p before calling data
10415 reference analysis that would fail on COMPONENT_REFs.
10417 * tree-vrp.c (search_for_addr_array): Fix formatting.
10419 2009-03-18 Richard Guenther <rguenther@suse.de>
10421 * tree-vect-transform.c (vect_loop_versioning): Fold the
10422 generated comparisons.
10423 * tree-vectorizer.c (set_prologue_iterations): Likewise.
10424 (slpeel_tree_peel_loop_to_edge): Likewise.
10426 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10428 PR middle-end/37805
10429 * opts.c (print_specific_help): In addition to `undocumented',
10430 accept `separate' and `joined' flags if passed alone. Describe
10431 output by the first matched one of those.
10432 (common_handle_option): Skip over empty strings.
10433 * gcc.c (display_help): Fix help string for `--help='.
10434 * doc/invoke.texi (Option Summary, Overall Options): With
10435 `--help=', classes and qualifiers can both be repeated, but
10436 only the latter can be negated. One should not pass only
10437 negated qualifiers. Fix markup and examples.
10440 2008-10-14 Jakub Jelinek <jakub@redhat.com>
10441 PR middle-end/37805
10442 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
10443 and -fhelp=separate.
10445 2009-03-17 Jing Yu <jingyu@google.com>
10447 PR middle-end/39378
10448 * function.h (struct rtl_data): Move is_thunk from here...
10449 (struct function): ...to here.
10450 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
10451 * varasm.c (assemble_start_function): Change is_thunk from crtl to
10453 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
10455 (alpha_does_function_need_gp, alpha_start_function): Likewise.
10456 (alpha_output_function_end_prologue): Likewise.
10457 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
10458 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
10459 (rs6000_output_function_epilogue): Likewise.
10460 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10462 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
10465 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
10466 from different units in a single alternative.
10467 (*truncdfsf_i387): Ditto.
10468 (*truncxfsf2_mixed): Ditto.
10469 (*truncxfdf2_mixed): Ditto.
10471 2009-03-17 Jakub Jelinek <jakub@redhat.com>
10473 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
10474 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
10477 * tree-ssa-live.c (remove_unused_locals): Don't remove local
10478 unused non-artificial variables when not optimizing.
10481 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
10482 DW_TAG_imported_module even if decl is IMPORTED_DECL with
10483 NAMESPACE_DECL in its DECL_INITIAL.
10485 PR middle-end/39443
10486 * optabs.c (set_user_assembler_libfunc): New function.
10487 * expr.h (set_user_assembler_libfunc): New prototype.
10488 * c-common.c: Include libfuncs.h.
10489 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
10490 for memcmp, memset, memcpy, memmove and abort.
10491 * Makefile.in (c-common.o): Depend on libfuncs.h.
10494 * dwarf2out.c (gen_inlined_enumeration_type_die,
10495 gen_inlined_structure_type_die, gen_inlined_union_type_die,
10496 gen_tagged_type_instantiation_die): Removed.
10497 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
10500 2009-03-17 Janis Johnson <janis187@us.ibm.com>
10503 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
10505 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
10506 (check-parallel-%): Ditto.
10507 (check-consistency): Ditto.
10509 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
10511 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
10512 local variable rhs by NULL_TREE.
10514 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10517 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
10519 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10522 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
10524 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10527 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
10528 for ms->sysv ABI calls only in 64bit mode.
10530 * config/i386/i386.md (untyped_call): Support 32bit.
10532 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
10534 * doc/extend.texi: Replace x86_65 with x86_64.
10536 2009-03-16 Jakub Jelinek <jakub@redhat.com>
10538 PR tree-optimization/39455
10539 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
10540 mismatches for POINTER_TYPE_P (type).
10541 (number_of_iterations_le): Likewise.
10543 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10545 * config/picochip/picochip.c: Removed profiling support.
10546 * config/picochip/picochip.md: Removed profiling instruction.
10547 * config/picochip/picochip.h: Removed profiling builtin.
10549 2009-03-16 Joseph Myers <joseph@codesourcery.com>
10551 * doc/install.texi (--with-host-libstdcxx): Document.
10553 2009-03-14 Anatoly Sokolov <aesok@post.ru>
10556 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
10557 generate a warning if the function name does not begin with
10558 "__vector" and the function has either the 'signal' or 'interrupt'
10559 attribute, from here to ...
10560 (avr_declare_function_name): ...here. New function.
10561 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
10562 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
10564 2009-03-14 Jakub Jelinek <jakub@redhat.com>
10567 * cse.c (fold_rtx): Don't modify original const_arg1 when
10568 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
10569 separate variable instead.
10570 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
10571 from out of range shift counts.
10572 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
10574 2009-03-13 Catherine Moore <clm@codesourcery.com>
10576 * config/i386/x-mingw32 (host-mingw32.o): Replace
10577 diagnostic.h with $(DIAGNOSTIC_H).
10579 2009-03-12 Jakub Jelinek <jakub@redhat.com>
10582 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
10584 * config/i386/sync.md (sync_compare_and_swap<mode>,
10585 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
10586 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
10588 (sync_double_compare_and_swapdi_pic,
10589 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
10590 cmpxchg8b_pic_memory_operand instead of just memory_operand.
10592 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10595 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
10597 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10600 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10601 (avx_addsubv4df3): Likewise.
10602 (*avx_addsubv4sf3): Likewise.
10603 (sse3_addsubv4sf3): Likewise.
10605 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10608 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
10610 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
10613 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
10614 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10615 registers for allocnos created from user-defined variables.
10617 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10620 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
10621 of non-integer mode as well.
10623 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
10625 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
10626 for functions for which the parameter types are unknown.
10628 2009-03-11 Jakub Jelinek <jakub@redhat.com>
10631 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
10632 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
10633 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
10634 * config/i386/i386.c (ix86_local_alignment): For
10635 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
10636 long long variables on the stack to avoid dynamic realignment.
10637 Allow the first argument to be a decl rather than type.
10638 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
10640 2009-03-11 Nick Clifton <nickc@redhat.com>
10643 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
10645 Add description to mno-lsim option.
10646 * config/mcore/mcore.h: Remove comment about deprecated m4align
10648 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
10649 * doc/invoke.texi: Add description of mno-lsim and
10650 mstack-increment options.
10652 * config/fr30/fr30.opt: Document the -mno-lsim option.
10653 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
10654 and -mno-lsim options.
10656 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10658 * fold-const.c (fold_comparison): Only call fold_inf_compare
10659 if the mode supports infinities.
10661 2009-03-11 Jason Merrill <jason@redhat.com>
10664 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
10665 end already did. Notice GIMPLE_CALL modifications of the result.
10666 Don't copy debug information from an ignored decl or a decl from
10669 2009-03-10 Richard Guenther <rguenther@suse.de>
10670 Nathan Froyd <froydnj@codesourcery.com>
10672 PR middle-end/37850
10673 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
10674 (__divMODE3): Likewise.
10676 2009-03-09 Jakub Jelinek <jakub@redhat.com>
10678 PR tree-optimization/39394
10679 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
10680 DECL_SIZE_UNIT of variable length FIELD_DECLs.
10682 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10684 * recog.c (verfiy_changes): Disallow renaming of hard regs in
10685 inline asms for register asm ("") declarations.
10687 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
10689 * fold-const.c (fold_unary): Fix comment.
10691 2009-03-07 Jan Hubicka <jh@suse.cz>
10694 * tree-inline.c (setup_one_parameter): Do replacement of const
10695 argument by constant in SSA form.
10697 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10699 PR middle-end/38028
10700 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
10701 determine alignment passed to assign_stack_local.
10702 (assign_parms_unsplit_complex): Likewise.
10703 * except.c (sjlj_build_landing_pads): Likewise.
10705 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10707 PR middle-end/39360
10708 * tree-flow.h (add_referenced_var): Return bool instead of void.
10709 * tree-dfa.c (add_referenced_var): Return result of
10710 referenced_var_check_and_insert call.
10711 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
10712 of referenced_var_check_and_insert.
10715 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
10716 (gen_variable_die): Emit DW_AT_location on abstract static variable's
10717 DIE, don't emit it if abstract origin already has it.
10718 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
10719 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
10721 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10723 * genpreds.c (needs_variable): Fix parentheses at variable name
10725 (write_tm_constrs_h): Indent generated code.
10727 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10729 * doc/extend.texi (Function Attributes): Add documentation
10730 for isr attributes.
10732 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10735 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
10736 take locus from its DECL_SOURCE_LOCATION instead of input_location.
10738 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10740 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
10743 2009-03-05 Jakub Jelinek <jakub@redhat.com>
10746 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
10747 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
10749 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
10751 * config/i386/i386.md (R8_REG, R9_REG): New constants.
10752 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
10753 constants instead of magic numbers.
10754 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10756 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
10757 (x86_64_ms_abi_int_parameter_registers): Ditto.
10758 (x86_64_int_return_registers): Ditto.
10759 (ix86_maybe_switch_abi): Ditto.
10760 (ix86_expand_call): Ditto for clobbered_registers array.
10761 (ix86_hard_regno_mode_ok): Ditto.
10762 (x86_extended_QIreg_mentioned_p): Ditto.
10764 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
10766 PR tree-optimization/39349
10767 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
10769 * combine.c (gen_lowpart_for_combine): Use omode when generating
10772 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
10774 PR rtl-optimization/39235
10775 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
10777 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10779 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
10781 2009-03-04 Richard Guenther <rguenther@suse.de>
10783 PR tree-optimization/39362
10784 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
10785 that occur in abnormal PHIs should be varying.
10787 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10789 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
10791 (simple_iv): Take loop as an argument instead of statement.
10792 * tree-scalar-evolution.h (simple_iv): Declaration changed.
10793 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
10795 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
10797 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
10798 * matrix-reorg.c (analyze_transpose): Ditto.
10799 * tree-data-ref.c (dr_analyze_innermost): Ditto.
10800 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
10801 * tree-predcom.c (ref_at_iteration): Ditto.
10802 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
10804 2009-03-04 Richard Guenther <rguenther@suse.de>
10806 PR tree-optimization/39358
10807 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
10808 escaped_id and callused_id.
10809 (solve_graph): Likewise.
10811 2009-03-04 Richard Guenther <rguenther@suse.de>
10813 PR tree-optimization/39339
10814 * tree-sra.c (try_instantiate_multiple_fields): Make it
10815 no longer ICE on the above.
10817 2009-03-03 Joseph Myers <joseph@codesourcery.com>
10819 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
10820 that fits within Pmode.
10822 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10824 PR middle-end/10109
10825 * tm.texi (LIBCALL_VALUE): Update description.
10827 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10829 PR middle-end/34443
10830 * doc/extend.texi (section): Update description.
10832 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
10834 PR middle-end/39345
10835 * tree-inline.c (remapped_type): New.
10836 (can_be_nonlocal): Call remapped_type instead of remap_type.
10838 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10841 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
10842 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
10844 2009-03-03 Richard Guenther <rguenther@suse.de>
10846 PR middle-end/39272
10847 * tree.c (tree_nonartificial_location): New function.
10848 * tree.h (tree_nonartificial_location): Declare.
10849 * builtins.c (expand_builtin_memory_chk): Provide location
10850 of the call location for artificial function pieces.
10851 (maybe_emit_chk_warning): Likewise.
10852 (maybe_emit_sprintf_chk_warning): Likewise.
10853 (maybe_emit_free_warning): Likewise.
10854 * expr.c (expand_expr_real_1): Likewise.
10856 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10858 PR tree-optimization/39343
10859 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
10860 COMPONENT_REF t has ARRAY_TYPE.
10862 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
10864 PR middle-end/39335
10865 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
10866 when the type precision of the induction variable should be
10867 larger than the type precision of nit.
10868 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
10869 * graphite.c (graphite_loop_normal_form): Same.
10870 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
10872 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10874 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
10875 (*call_1_rex64_ms_sysv): Use named constants instead of magic
10876 numbers to describe clobbered registers.
10877 (*call_value_0_rex64_ms_sysv): Ditto.
10878 * config/i386/mmx.md (mmx_emms): Ditto.
10879 (mmx_femms): Ditto.
10881 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
10883 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
10886 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10888 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
10889 (spu_section_type_flags): New function.
10891 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10893 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
10894 reg_class_contents of FLOAT_REGS into a temporary.
10896 2009-03-02 Richard Guenther <rguenther@suse.de>
10897 Ira Rosen <irar@il.ibm.com>
10899 PR tree-optimization/39318
10900 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
10901 information to the vectorized statement.
10903 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
10905 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
10906 variable. Use defined names instead of magic constants for REX SSE
10909 2009-03-01 Richard Guenther <rguenther@suse.de>
10911 PR tree-optimization/39331
10912 * omp-low.c (lower_send_shared_vars): Do not receive new
10913 values for the reference of DECL_BY_REFERENCE parms or results.
10915 2009-03-01 Jan Hubicka <jh@suse.cz>
10918 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
10919 BLOCK_NONLOCALIZED_VAR): New macros.
10920 (tree_block): Add nonlocalized_vars.
10921 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
10922 gen_decl_die): Add origin argument. Allow generation of die with
10923 origin at hand only.
10924 (gen_member_die, gen_type_die_with_usage, force_decl_die,
10925 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
10927 (gen_block_die): Fix checking for unused blocks.
10928 (process_scope_var): Break out from .... ; work with origins only.
10929 (decls_for_scope) ... here; process nonlocalized list.
10930 (dwarf2out_ignore_block): Look for nonlocalized vars.
10931 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
10933 (dump_scope_block): Dump them.
10934 * tree-inline.c (remap_decls): Handle nonlocalized vars.
10935 (remap_block): Likewise.
10936 (can_be_nonlocal): New predicate.
10937 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
10939 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10941 * configure: Regenerate.
10943 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10945 * optc-gen.awk: No need to duplicate option flags twice.
10946 Reuse help texts for duplicate options which do not have any.
10948 * gcc.c (display_help): Document --version.
10950 * gcc.c (main): If print_help_list and verbose_flag, ensure
10951 driver output comes before subprocess output.
10953 * optc-gen.awk: Assign all remaining fields to help string,
10954 space-separated, for multi-line help in *.opt.
10956 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
10957 -Wno-pedantic-ms-format is for MinGW targets only.
10959 * doc/options.texi (Option file format): Fix bad indentation,
10960 restoring dropped sentence.
10962 2009-02-28 Jan Hubicka <jh@suse.cz>
10964 * tree-inline.c (tree_function_versioning): Output debug info.
10966 2009-02-28 Jan Hubicka <jh@suse.cz>
10969 * tree-inline.c (setup_one_parameter): Do not copy propagate
10970 arguments when not optimizing.
10972 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
10975 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10976 (avx_addsubv4df3): Likewise.
10977 (*avx_addsubv4sf3): Likewise.
10978 (sse3_addsubv4sf3): Likewise.
10979 (*avx_addsubv2df3): Likewise.
10980 (sse3_addsubv2df3): Likewise.
10981 (avx_unpckhps256): Correct item selectors.
10982 (avx_unpcklps256): Likewise.
10983 (avx_unpckhpd256): Likewise.
10984 (avx_unpcklpd256): Likewise.
10986 2009-02-28 Jan Hubicka <jh@suse.cz>
10988 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
10990 (copy_arguments_for_versioning): If var is declared don't declare it.
10991 (tree_function_versioning): First setup substitutions and then copy
10994 2009-02-27 Jan Hubicka <jh@suse.cz>
10997 * cgraph.h (varpool_output_debug_info): Remove.
10998 * cgraphunit.c (varpool_output_debug_info): Remove.
10999 * dwarf2out.c (deferred_locations_struct): New struct
11000 (deferred_locations): New type.
11001 (deferred_locations_list): New static var.
11002 (deffer_location): New function.
11003 (gen_variable_die): Use it.
11004 (decls_for_scope): Output info on local static vars.
11005 (dwarf2out_finish): Process deferred locations.
11006 * varpool.c (varpool_output_debug_info): Remove.
11008 2009-02-27 Jan Hubicka <jh@suse.cz>
11011 * tree.h (TREE_PROTECTED): Fix comment.
11012 (BLOCK_HANDLER_BLOCK): Remove.
11013 (struct tree_block): Remove handler_block add body_block.
11014 (inlined_function_outer_scope_p): New.
11015 (is_body_block): Remove.
11016 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
11017 * dwarf2out.c (is_inlined_entry_point): Remove.
11018 (add_high_low_attributes): Use inlined_function_outer_scope_p.
11019 (gen_block_die): Use is_inlined_entry_point check. Remove body block
11021 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
11022 * gimplify.c (gimplify_expr): Gimplify body blocks.
11023 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
11024 block with multiple subblocks.
11025 (dump_scope_block): Prettier output; dump more flags and info.
11026 (dump_scope_blocks): New.
11027 (remove_unused_locals): Use dump_scope_blocks.
11028 * tree-flow.h (dump_scope_blocks): Declare.
11029 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
11030 * stmt.c (is_body_block): Remove.
11031 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
11032 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
11034 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
11036 PR middle-end/39308
11037 * graphite.c (graphite_loop_normal_form): Do not call
11038 number_of_iterations_exit from a gcc_assert.
11040 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11042 * config/s390/s390.c (s390_swap_cmp): Look for conditional
11043 jumps if COND is NULL.
11044 (find_cond_jump): New function.
11045 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
11046 * config/s390/s390.md: Remove z10_cobra attribute value.
11048 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
11050 * config/alpha/alpha.h (alpha_expand_mov): Return false if
11051 force_const_mem returns NULL_RTX.
11053 2009-02-26 Jan Hubicka <jh@suse.cz>
11056 * cgraph.h (varpool_output_debug_info): Remove.
11057 * cgraphunit.c (varpool_output_debug_info): Remove.
11058 * dwarf2out.c (deferred_locations_struct): New struct
11059 (deferred_locations): New type.
11060 (deferred_locations_list): New static var.
11061 (deffer_location): New function.
11062 (gen_variable_die): Use it.
11063 (decls_for_scope): Output info on local static vars.
11064 (dwarf2out_finish): Process deferred locations.
11065 * varpool.c (varpool_output_debug_info): Remove.
11067 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
11069 PR rtl-optimization/39241
11070 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
11071 to subreg_offset_representable_p.
11073 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11075 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
11076 execute function prototype. Get f and nregs from max_reg_num
11077 and get_insns. Remove the first backward pass as it's dead,
11078 guard the forward pass by flag_expensive_optimizations.
11079 (rest_of_handle_regmove): Delete.
11080 (pass_regmove): Replace it with regmove_optimize.
11082 2009-02-25 Martin Jambor <mjambor@suse.cz>
11084 PR tree-optimization/39259
11085 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
11086 calls_alloca function flags.
11087 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
11088 calls are detected.
11090 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11092 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
11093 flags_set_1_rtx, flags_set_1_set): Delete.
11094 (regmove_optimize): Do not call mark_flags_life_zones.
11096 2009-02-24 Julian Brown <julian@codesourcery.com>
11099 * config/arm/arm.c (require_pic_register): Only set
11100 cfun->machine->pic_reg once per function.
11102 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
11104 * doc/invoke.texi (Link Options): Document an easier way to pass
11105 options that take arguments to the GNU linker using -Xlinker and -Wl.
11107 2009-02-24 Steve Ellcey <sje@cup.hp.com>
11110 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
11112 2009-02-24 Richard Guenther <rguenther@suse.de>
11115 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
11117 2009-02-24 Richard Guenther <rguenther@suse.de>
11118 Zdenek Dvorak <ook@ucw.cz>
11120 PR tree-optimization/39233
11121 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
11122 from converting them to a generic type.
11124 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
11126 PR tree-optimization/39260
11127 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
11128 contains a condition with a real type.
11129 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
11131 2009-02-23 Jason Merrill <jason@redhat.com>
11134 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
11135 narrowing_initializer_constant_valid_p.
11136 (narrowing_initializer_constant_valid_p): Don't return
11137 null_pointer_node for adding a pointer to itself.
11139 2009-02-23 Jan Hubicka <jh@suse.cz>
11142 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
11145 2009-02-23 Jan Hubicka <jh@suse.cz>
11147 PR tree-optimization/37709
11148 * tree.c (block_ultimate_origin): Move here from dwarf2out.
11149 * tree.h (block_ultimate_origin): Declare.
11150 * dwarf2out.c (block_ultimate_origin): Move to tree.c
11151 * tree-ssa-live.c (remove_unused_scope_block_p):
11152 Eliminate blocks containig no instructions nor live variables nor
11154 (dump_scope_block): New function.
11155 (remove_unused_locals): Enable removal of dead blocks by default;
11156 enable dumping at TDF_DETAILS.
11158 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11160 * config/i386/i386.c (classify_argument): Don't allow COImode
11162 (function_arg_advance_32): Don't allow OImode.
11163 (function_arg_32): Likewise.
11164 (function_value_32): Likewise.
11165 (return_in_memory_32): Likewise.
11166 (function_arg_64): Remove OImode comment.
11168 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11171 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11172 ix86_expand_vector_set for V4DImode in 64bit mode only.
11173 (ix86_expand_vector_init_one_var): Likewise.
11175 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
11177 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
11179 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11182 * loop-iv.c: Revert last change.
11183 * emit-rtl.c: Likewise.
11185 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11188 * config/i386/i386.c (type_natural_mode): Remove an extra
11189 space in the warning message.
11190 (function_value_32): Handle 32-byte vector modes.
11191 (return_in_memory_32): Likewise.
11193 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11195 * loop-iv.c (truncate_value): New function.
11196 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
11198 (lowpart_subreg): Move to...
11199 * emit-rtl.c: ...here.
11201 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
11203 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
11204 accidental and undocumented change at revision 140860.
11206 2009-02-21 Joseph Myers <joseph@codesourcery.com>
11208 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
11209 take gimple_seq * arguments.
11210 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
11211 types_compatible_p langhook.
11213 2009-02-20 Mark Mitchell <mark@codesourcery.com>
11214 Joseph Myers <joseph@codesourcery.com>
11216 * config/arm/arm.c (arm_builtin_va_list): New function.
11217 (arm_expand_builtin_va_start): Likewise.
11218 (arm_gimplify_va_arg_expr): Likewise.
11219 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
11220 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
11221 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
11222 (va_list_type): New variable.
11223 (arm_mangle_type): Mangle va_list_type appropriately.
11225 2009-02-20 Jakub Jelinek <jakub@redhat.com>
11227 PR middle-end/39157
11228 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
11229 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
11230 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
11231 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
11232 parameter to 1000 for -O1 by default.
11233 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
11235 * loop-invariant.c: Include params.h.
11236 (move_loop_invariants): Don't call move_single_loop_invariants on
11239 2009-02-20 Jaka Mocnik <jaka@xlab.si>
11241 * calls.c (emit_library_call_value_1): Use slot_offset instead of
11242 offset when calculating bounds for indexing stack_usage_map. Fixes
11243 a buffer overflow with certain target setups.
11245 2009-02-20 Jakub Jelinek <jakub@redhat.com>
11248 * calls.c (expand_call): Clear try_tail_call if caller and callee
11249 disagree in promotion of function return value.
11251 2009-02-19 Jakub Jelinek <jakub@redhat.com>
11254 * c-common.c (c_determine_visibility): If visibility changed and
11255 DECL_RTL has been already set, call make_decl_rtl to update symbol
11258 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
11261 * varasm.c (assemble_variable): Don't check DECL_NAME when
11262 globalizing a variable.
11264 2009-02-19 Joseph Myers <joseph@codesourcery.com>
11267 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
11268 expression before any __builtin_trap call.
11269 * c-typeck.c (build_function_call): Convert and check function
11270 arguments before generating a call to a trap. Evaluate the
11271 function arguments before the trap.
11273 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
11276 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
11277 (UNSPEC_FXAM_MEM): New unspec.
11278 (fxam<mode>2_i387_with_temp): New insn and split pattern.
11279 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
11280 memory using fxam<mode>2_i387_with_temp to remove excess precision.
11282 2009-02-19 Richard Guenther <rguenther@suse.de>
11284 PR tree-optimization/39207
11285 PR tree-optimization/39074
11286 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
11287 storedanything_tree): New.
11288 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
11289 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
11290 (build_succ_graph): Add edges from STOREDANYTHING to all
11292 (init_base_vars): Initialize STOREDANYTHING.
11293 (compute_points_to_sets): Free substitution info after
11294 building the succ graph.
11295 (ipa_pta_execute): Likewise.
11297 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
11299 (do_ds_constraint): Do not add to special var or non-pointer
11301 (type_could_have_pointers): Split out from ...
11302 (could_have_pointers): ... here. For arrays use the element type.
11303 (create_variable_info_for): Initialize may_have_pointers.
11304 (new_var_info): Likewise.
11305 (handle_lhs_call): Make the HEAP variable unknown-sized.
11306 (intra_create_variable_infos): Use a type with pointers for
11307 PARM_NOALIAS, make it unknown-sized.
11309 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
11312 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
11314 2009-02-18 Jason Merrill <jason@redhat.com>
11317 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
11318 value if DECL_EXTERNAL.
11319 * tree-sra.c (sra_walk_gimple_assign): Likewise.
11320 * target.h (gcc_target::binds_local_p): Clarify "module".
11321 * tree.h (TREE_PUBLIC): Clarify "module".
11323 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
11326 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
11327 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
11329 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
11332 * c.opt (Wabi): Support C and ObjC.
11335 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
11337 * config/i386/i386.c (classify_argument): Warn once about the ABI
11338 change when passing union with long double.
11340 * doc/invoke.texi: Update -Wabi for warning psABI changes.
11342 2009-02-18 Joseph Myers <joseph@codesourcery.com>
11345 * c-parser.c (c_parser_compound_statement): Always enter and leave
11348 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11351 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
11353 2009-02-18 Jakub Jelinek <jakub@redhat.com>
11355 PR tree-optimization/36922
11356 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
11357 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
11360 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11362 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
11365 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11367 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
11369 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11371 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
11374 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
11375 Richard Sandiford <rdsandiford@googlemail.com>
11377 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
11378 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
11379 (loongson_biadd): ...this.
11381 2009-02-17 Richard Guenther <rguenther@suse.de>
11383 PR tree-optimization/39202
11384 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
11385 a var make sure to follow existing collapses.
11387 2009-02-17 Richard Guenther <rguenther@suse.de>
11389 PR middle-end/39214
11390 * langhooks.c (lhd_print_error_function): Check for NULL block.
11392 2009-02-17 Richard Guenther <rguenther@suse.de>
11394 PR tree-optimization/39204
11395 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
11398 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
11400 * config/soft-fp/double.h: Update from glibc CVS.
11402 2009-02-17 Richard Guenther <rguenther@suse.de>
11404 PR tree-optimization/39207
11405 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
11406 strict-aliasing warnings for pointers pointing to NULL.
11408 2009-02-16 Joseph Myers <joseph@codesourcery.com>
11411 * c-parser.c (c_parser_braced_init): Call pop_init_level when
11412 skipping until next close brace.
11414 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
11417 * config/i386/i386.c (ix86_expand_push): Set memory alignment
11418 to function argument boundary.
11420 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11422 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
11423 in the lea_add. Reload eventually constraints it properly.
11424 * config/picochip/constraints.md: Remove the target constraint
11425 "b", since it is not needed anymore.
11427 2009-02-16 Jakub Jelinek <jakub@redhat.com>
11429 * gthr-dce.h: Uglify function parameter and local variable names.
11430 * gthr-gnat.h: Likewise.
11431 * gthr-mipssde.h: Likewise.
11432 * gthr-nks.h: Likewise.
11433 * gthr-posix95.h: Likewise.
11434 * gthr-posix.h: Likewise.
11435 * gthr-rtems.h: Likewise.
11436 * gthr-single.h: Likewise.
11437 * gthr-solaris.h: Likewise.
11438 * gthr-tpf.h: Likewise.
11439 * gthr-vxworks.h: Likewise.
11440 * gthr-win32.h: Likewise.
11442 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
11445 * config/i386/i386.md: Restrict the new peephole2 to move
11446 between MMX/SSE registers.
11448 2009-02-15 Richard Guenther <rguenther@suse.de>
11451 2009-02-13 Richard Guenther <rguenther@suse.de>
11453 * configure.ac: Enable LFS.
11454 * configure: Re-generate.
11455 * config.in: Likewise.
11457 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11459 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
11460 spu_srqwbyte, spu_srqwbytebc): Define.
11461 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
11462 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
11463 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
11464 "shrqby_<mode>"): New insn-and-split patterns.
11465 * config/spu/spu.c (expand_builtin_args): Determine and return
11466 number of operands using spu_builtin_description data.
11467 (spu_expand_builtin_1): Use it.
11469 2009-02-13 Steve Ellcey <sje@cup.hp.com>
11472 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
11475 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11478 * config/i386/i386.c (override_options): Correct warning
11479 messages for -malign-loops, -malign-jumps and -malign-functions.
11481 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11484 * config/i386/i386.md: Restrict the new peephole2 to move
11485 between the general purpose registers.
11487 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11490 * config/i386/i386.c (type_natural_mode): Add a new argument.
11491 Return the original mode and warn ABI change if vector size is 32byte.
11492 (function_arg_advance): Updated.
11493 (function_arg): Likewise.
11494 (ix86_function_value): Likewise.
11495 (ix86_return_in_memory): Likewise.
11496 (ix86_sol10_return_in_memory): Likewise.
11497 (ix86_gimplify_va_arg): Likewise.
11498 (function_arg_32): Don't warn ABX ABI change here.
11499 (function_arg_64): Likewise.
11501 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
11503 * loop-iv.c (implies_p): In the final case, test that operands 0
11504 of the two comparisons match.
11506 * config/bfin/bfin.c (find_prev_insn_start): New function.
11507 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
11508 (find_next_insn_start): Move.
11510 2009-02-13 Richard Guenther <rguenther@suse.de>
11512 * configure.ac: Enable LFS.
11513 * configure: Re-generate.
11514 * config.in: Likewise.
11516 2009-02-13 Joseph Myers <joseph@codesourcery.com>
11519 * c-parser.c (c_parser_parms_list_declarator): Discard pending
11520 sizes on syntax error after some arguments have been parsed.
11522 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11524 * doc/invoke.texi (-fira): Remove.
11526 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11528 * caller-save.c: Replace regclass.c with reginfo.c in comments.
11529 * recog.c: Likewise.
11532 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
11534 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
11535 (umul_ppmm): Likewise.
11536 (count_leading_zeros): Likewise.
11537 (count_trailing_zeros): Likewise.
11538 (UMUL_TIME): Likewise.
11540 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11542 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
11543 soft-fp/t-softfp to tmake_file.
11545 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
11546 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
11547 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
11548 IA64_BUILTIN_INFQ]: New.
11549 (ia64_init_builtins): Initialize __builtin_infq,
11550 __builtin_fabsq and __builtin_copysignq if not HPUX.
11551 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
11552 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
11554 * config/ia64/lib1funcs.asm (__divtf3): Define only if
11556 (__fixtfti): Likewise.
11557 (__fixunstfti): Likewise.
11558 (__floattitf): Likewise.
11560 * config/ia64/libgcc-glibc.ver: New.
11561 * config/ia64/t-fprules-softfp: Likewise.
11562 * config/ia64/sfp-machine.h: Likewise.
11564 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
11565 (LIBGCC2_TF_CEXT): Likewise.
11566 (TF_SIZE): Likewise.
11567 (TARGET_INIT_LIBFUNCS): Likewise.
11569 * config/ia64/t-glibc (SHLINB_MAPFILES):
11570 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
11572 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11574 * config/i386/i386.c (construct_container): Rewrite processing
11575 BLKmode with X86_64_SSE_CLASS.
11577 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
11580 * config/i386/i386.md: Replace simplify_replace_rtx with
11581 replace_rtx in the new peephole2.
11583 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
11585 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
11586 loop unrolling do not happen at -O2.
11588 2009-02-12 Michael Matz <matz@suse.de>
11590 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
11592 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11594 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
11597 2009-02-12 Ben Elliston <bje@au.ibm.com>
11599 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
11600 patterns when updating the back chain. Missed in the 2009-02-10
11603 2009-02-11 Janis Johnson <janis187@us.ibm.com>
11605 * doc/extend.texi (Decimal Floating Types): Update identifier of
11606 draft TR and list of missing support.
11608 2009-02-11 Jakub Jelinek <jakub@redhat.com>
11610 PR middle-end/39154
11611 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
11612 bit to variable length decl's flags, add it also to its
11613 pointer replacement variable.
11615 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
11616 Jakub Jelinek <jakub@redhat.com>
11619 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
11620 (memory_blockage): New expander.
11621 (*memory_blockage): New insn pattern.
11622 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
11623 instead of general blockage at the end of function prologue when
11624 frame pointer is used to access red zone area. Do not emit blockage
11625 when profiling, it is emitted in generic code.
11626 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
11627 function epilogue when frame pointer is used to access red zone area.
11629 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
11632 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
11633 by arithmetic with memory operands.
11634 * config/i386/predicates.md (commutative_operator): New.
11636 2009-02-10 Janis Johnson <janis187@us.ibm.com>
11638 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
11641 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
11643 * alias.h (record_alias_subset): Declare.
11644 * alias.c (record_alias_subset): Make global.
11646 2009-02-10 Nick Clifton <nickc@redhat.com>
11648 * tree-parloops.c: Change license to GPLv3.
11649 * ipa-struct-reorg.c: Change license to GPLv3.
11650 * ipa-struct-reorg.h: Change license to GPLv3.
11652 2009-02-10 Steve Ellcey <sje@cup.hp.com>
11655 * c-decl.c (start_struct): Return NULL on error.
11657 2009-02-10 Jakub Jelinek <jakub@redhat.com>
11659 PR middle-end/39124
11660 * cfgloopmanip.c (remove_path): Call remove_bbs after
11661 cancel_loop_tree, not before it.
11664 * function.h (struct function): Add has_local_explicit_reg_vars bit.
11665 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
11666 VAR_DECLs were seen.
11667 * tree-ssa-live.c (remove_unused_locals): Recompute
11668 cfun->has_local_explicit_reg_vars.
11669 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
11670 copies or clearings if cfun->has_local_explicit_reg_vars.
11672 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
11675 * config/i386/i386.c (expand_prologue): Emit blockage at the end
11676 of function prologue when frame pointer is used to access
11679 2009-02-10 Richard Guenther <rguenther@suse.de>
11681 PR middle-end/39127
11682 * gimplify.c (gimple_regimplify_operands): Always look if
11683 we need to create a temporary.
11685 2009-02-10 Richard Guenther <rguenther@suse.de>
11687 PR tree-optimization/39132
11688 * tree-loop-distribution.c (todo): New global var.
11689 (generate_memset_zero): Trigger TODO_rebuild_alias.
11690 (tree_loop_distribution): Return todo.
11692 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
11695 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
11696 (x86_64_reg_class_name): Removed.
11697 (classify_argument): Return 0 if bytes > 32. Return 0 if the
11698 first one isn't X86_64_SSE_CLASS or any other ones aren't
11699 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
11700 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
11701 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
11702 and 3 X86_64_SSEUP_CLASS.
11703 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
11704 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
11706 2009-02-10 Ben Elliston <bje@au.ibm.com>
11708 * config/rs6000/rs6000.md (allocate_stack): Always use an update
11709 form instruction to update the stack back chain word, even if the
11710 user has disabled the generation of update instructions.
11711 (movdi_<mode>_update_stack): New.
11712 (movsi_update_stack): Likewise.
11713 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
11714 always use an update form instruction to update the stack back
11717 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
11719 PR middle-end/38953
11720 * graphite.c (if_region_set_false_region): After moving a region in
11721 the false branch of a condition, remove the empty dummy basic block.
11722 (gloog): Remove wrong fix for PR38953.
11724 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11726 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
11727 generation due to implicit sign extension.
11729 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
11731 PR middle-end/38981
11732 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
11733 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
11735 2009-02-09 Richard Guenther <rguenther@suse.de>
11737 PR middle-end/35202
11738 * convert.c (convert_to_real): Disable (float)fn((double)x)
11739 to fnf(x) conversion if errno differences may occur and
11740 -fmath-errno is set.
11742 2009-02-07 Anatoly Sokolov <aesok@post.ru>
11744 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
11745 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11746 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11748 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11751 * c-common.c (handle_alias_attribute): Disallow attribute for
11752 anything not a FUNCTION_DECL or VAR_DECL.
11754 2009-02-06 Janis Johnson <janis187@us.ibm.com>
11757 * real.c (do_compare): Special-case compare of zero against
11758 decimal float value.
11760 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11763 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
11764 as indicating flexible array members unless the field itself is
11765 being declarared as the incomplete array.
11767 2009-02-06 Jan Hubicka <jh@suse.cz>
11769 PR tree-optimization/38844
11770 * ipa-inline.c (try_inline): Stop inlining recursion when edge
11771 is already inlined.
11773 2009-02-06 Richard Guenther <rguenther@suse.de>
11775 PR middle-end/38977
11776 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
11777 fork because we may expand it as __gcov_fork.
11779 2009-02-06 Nick Clifton <nickc@redhat.com>
11781 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
11783 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
11785 PR tree-optimization/35659
11786 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
11787 vn_phi_eq): Shortcut if hashcode does not match.
11788 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
11790 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
11791 and avoid iterative_hash_expr.
11792 (FOR_EACH_VALUE_ID_IN_SET): New.
11793 (value_id_compare): Remove.
11794 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
11795 sort expressions by value id.
11797 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
11800 * config/sh/predicates.md (general_movsrc_operand): Don't check
11801 the subreg of system registers here.
11803 2009-02-05 Jakub Jelinek <jakub@redhat.com>
11806 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
11807 on the copied decl.
11809 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
11811 PR rtl-optimization/39110
11812 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
11813 addresses, not aligned ones.
11815 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
11816 Richard Guenther <rguenther@suse.de>
11818 PR tree-optimization/39100
11819 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
11820 comment says and add edges.
11822 2009-02-05 Joseph Myers <joseph@codesourcery.com>
11825 * c-common.c (handle_tls_model_attribute): Ignore attribute for
11826 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
11828 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
11830 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
11831 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
11832 register_bb_in_sese, new_sese, free_sese): Moved.
11833 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
11834 outermost_loop_in_scop, build_scop_iteration_domain,
11835 expand_scalar_variables_ssa_name, get_vdef_before_scop,
11836 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
11837 Use loop_in_sese_p instead of loop_in_scop_p.
11838 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
11839 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
11840 (scopdet_basic_block_info): Fix bug in scop detection.
11841 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
11842 eq_loop_to_cloog_loop): Remove.
11843 (nb_loops_around_loop_in_scop, nb_loop
11844 ref_nb_loops): Moved here...
11845 * graphite.h (ref_nb_loops): ... from here.
11846 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
11847 (loop_domain_dim, loop_iteration_vector_dim): Remove.
11848 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
11849 * testsuite/gcc.dg/graphite/scop-19.c: New
11851 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
11852 Hans-Peter Nilsson <hp@axis.com>
11854 PR rtl-optimization/37889
11855 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
11856 Move offset handling from PLUS to before the switch. Use new
11857 arguments when considering SYMBOL_REFs too.
11858 (rtx_addr_can_trap_p): Pass dummy offset and size.
11859 (enum may_trap_p_flags): Remove.
11860 (may_trap_p_1): Pass size from MEM_SIZE.
11862 PR rtl-optimization/38921
11863 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
11864 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
11865 * rtlanal.c (may_trap_after_code_motion_p): Delete.
11866 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
11868 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
11870 AVX Programming Reference (January, 2009)
11871 * config/i386/sse.md (*vpclmulqdq): New.
11873 2009-02-04 Jakub Jelinek <jakub@redhat.com>
11875 PR tree-optimization/38977
11876 PR gcov-profile/38292
11877 * calls.c (special_function_p): Disregard __builtin_ prefix.
11879 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
11881 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
11882 non-indexable addresses even before reload.
11884 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11887 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
11888 as having variable size. Do not give an error for unnamed
11889 parameters with [*] declarators. Give a warning for type names
11890 with [*] declarators and mark them as variable size.
11891 * c-parser.c (c_parser_sizeof_expression): Do not give an error
11892 for sizeof applied to [*] type names.
11894 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11897 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
11899 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11901 * gcc.c (process_command): Update copyright notice dates.
11902 * gcov.c (print_version): Likewise.
11903 * gcov-dump.c (print_version): Likewise.
11904 * mips-tfile.c (main): Likewise.
11905 * mips-tdump.c (main): Likewise.
11907 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11910 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
11911 for composite type involving a zero-length array type.
11913 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11916 * function.c (match_asm_constraints_1): Skip over
11917 initial optional % in the constraint.
11919 PR inline-asm/39059
11920 * c-parser.c (c_parser_postfix_expression): If fixed point is not
11921 supported, don't accept FIXED_CSTs.
11922 * c-decl.c (finish_declspecs): Error if fixed point is not supported
11923 and _Sat is used without _Fract/_Accum. Set specs->type to
11924 integer_type_node for cts_fract/cts_accum if fixed point is not
11927 2009-02-02 Catherine Moore <clm@codesourcery.com>
11929 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
11931 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
11933 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
11934 (ABI_HAS_64BIT_SYMBOLS): Use it.
11935 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
11937 2009-02-02 Paul Brook <paul@codesourcery.com>
11939 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
11941 2009-02-02 Jakub Jelinek <jakub@redhat.com>
11943 PR inline-asm/39058
11944 * recog.h (asm_operand_ok): Add constraints argument.
11945 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
11946 recurse on matching constraint.
11947 (check_asm_operands): Pass constraints as 3rd argument to
11948 asm_operand_ok. Don't look up matching constraint here.
11949 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
11952 2009-02-02 Ben Elliston <bje@au.ibm.com>
11954 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
11955 TARGET_NARROW_VOLATILE_BITFIELD macro names.
11957 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11959 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
11960 information. Remove some obsolete information. Reorganize.
11962 * config/pa/fptr.c: Revert license to GPL 2.
11963 * config/pa/milli64.S: Likewise.
11965 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11968 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
11969 LIBRARY name in, instead of hard-coding it.
11970 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
11971 extra target make frag to tmake_files according to EH model.
11972 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
11973 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
11974 frags that define makefile variable EH_MODEL appropriately.
11975 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
11976 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
11977 to "-sjlj" according to type of EH configured.
11978 (LIBGCC_SONAME): Concatenate it to shared library base name.
11979 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
11980 to "_sjlj" according to type of EH configured.
11981 (LIBGCC_SONAME): Concatenate it to shared library base name.
11982 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
11983 (SHLIB_LINK): Add missing semicolon to if-else construct.
11984 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11985 string value of "pe_dll" command-line option.
11986 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
11987 (SHLIB_SONAME): Use it when overriding t-cygming default.
11988 (SHLIB_IMPLIB): Override t-cygming default.
11989 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11990 string value of "pe_dll" command-line option.
11992 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11995 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
11996 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
11998 2009-01-31 Richard Guenther <rguenther@suse.de>
12000 PR tree-optimization/38937
12001 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
12002 computing the transitive closure.
12004 2009-01-30 Richard Guenther <rguenther@suse.de>
12006 PR tree-optimization/39041
12007 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
12008 Propagate variable indices only if the types match for this stmt.
12010 2009-01-30 Jakub Jelinek <jakub@redhat.com>
12013 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
12014 inline but never defined.
12016 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
12018 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
12019 (*insv_h_di_reg_extimm): New insn.
12020 (*insv_l<mode>_reg_extimm): New insn.
12022 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
12024 * config/picochip/picochip.c (flag_conserve_stack): set
12025 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
12026 fconserve-stack. Reduce call-overhead used by inliner.
12028 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
12031 * common.opt (flag_conserve_stack): Initialised to zero.
12033 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
12036 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
12037 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
12040 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
12042 * ira-color.c (allocno_reload_assign): Update comments.
12043 * regmove.c (regmove_optimize): Likewise.
12047 2009-01-29 Robert Millan <rmh@aybabtu.com>
12049 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
12050 * config/i386/kopensolaris-gnu.h: New file. Undefine
12051 `MD_UNWIND_SUPPORT'.
12052 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
12054 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
12056 PR tree-optimization/39007
12057 * tree-loop-distribution.c (generate_builtin): Use
12058 recompute_dominator to compute the immediate dominator of the
12059 basic block just after the loop.
12061 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12063 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
12064 (ASM_OUTPUT_DWARF_PCREL): Define.
12066 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
12068 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
12069 * doc/passes.texi: Remove entries about regclass, local-alloc, and
12070 global. Modify entries about regmove and IRA.
12072 * ra-conflict.c: Remove the file.
12074 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
12076 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
12077 (pass_regclass_init): Rename to pass_reginfo_init.
12079 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
12081 * toplev.h (flag_ira): Remove.
12083 * caller-save.c (setup_save_areas): Remove flag_ira.
12085 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
12087 * global.c: Remove the file.
12089 * opts.c (decode_options): Remove flag_ira.
12091 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
12093 * regmove.c: Modify file description.
12094 (find_use_as_address, try_auto_increment): Define them only if
12095 AUTO_INC_DEC is defined.
12096 (replacement_quality, replace_in_call_usage, fixup_match_1,
12097 stable_and_no_regs_but_for_p): Remove.
12098 (reg_set_in_bb): Make it static.
12099 (regmove_optimize): Remove flag_ira and code which worked for
12102 * local-alloc.c: Remove the file.
12104 * common.opt (fira): Remove.
12106 * ira.c: Include except.h.
12107 (eliminable_regset): Move from global.c.
12108 (mark_elimination): Ditto. Remove flag_ira.
12109 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
12110 equiv_mem_modified, validate_equiv_mem_from_store,
12111 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
12112 contains_replace_regs, memref_referenced_p, memref_used_between_p,
12113 no_equiv, recorded_label_ref): Move from local-alloc.c.
12114 (update_equiv_regs): Ditto. Make it static.
12115 (print_insn_chain, print_insn_chains): Move it from global.c.
12116 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
12117 (build_insn_chain): Ditto. Make it static.
12118 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
12119 Rename to init_live_subregs.
12120 (gate_ira): Remove flag_ira.
12122 * regclass.c: Rename reginfo.c. Change file description.
12123 (FORBIDDEN_INC_DEC_CLASSES): Remove.
12124 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
12125 (init_reg_sets_1): Remove code for evaluation of
12126 reg_class_superclasses and losing_caller_save_reg_set.
12127 (init_regs): Remove init_reg_autoinc.
12128 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
12129 ok_for_base_p_nonstrict): Remove.
12130 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
12131 (pass_regclass_init): Rename to pass_reginfo_init. Modify
12132 corresponding entries.
12133 (dump_regclass, record_operand_costs, scan_one_insn,
12134 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
12135 record_address_regs, auto_inc_dec_reg_p): Remove.
12136 (gt-regclass.h): Rename to gt-reginfo.h.
12138 * rtl.h (dump_global_regs, retry_global_alloc,
12139 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
12141 * Makefile.in (RA_H): Remove.
12142 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
12143 Rename regclass.o to reginfo.o.
12144 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
12146 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
12147 (GTFILES): Rename regclass.c to reginfo.c.
12149 * passes.c (init_optimization_passes): Remove pass_local_alloc and
12150 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
12152 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
12153 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
12155 (finish_spills): Ditto. Remove code for !flag_ira.
12157 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
12159 PR middle-end/35854
12160 * doc/invoke.texi (rtl debug options): Complete rewrite.
12161 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
12163 * mode-switching.c (pass_mode_switching): Rename pass from
12164 "mode-sw" to "mode_sw".
12165 * except.c (pass_convert_to_eh_ranges): Rename pass from
12166 "eh-ranges" to "eh_ranges".
12167 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
12171 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
12172 Alexander Monakov <amonakov@ispras.ru>
12174 PR middle-end/38857
12175 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
12177 (move_exprs_to_boundary): Change return type and pass through
12178 should_move from move_op. Relax assert. Update usage ...
12179 (schedule_expr_on_boundary): ... here. Use should_move instead of
12181 (move_op_orig_expr_found): Indicate that insn was disconnected from
12183 (code_motion_process_successors): Do not call after_merge_succs
12184 callback if original expression was not found when traversing any of
12186 (code_motion_path_driver): Change return type. Update prototype.
12187 (move_op): Update comment. Add a new parameter (should_move). Update
12188 prototype. Set *should_move based on indication provided by
12189 move_op_orig_expr_found.
12191 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
12193 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
12194 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
12195 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
12196 * config/rs6000/rs6000.c (rs6000_override_options): Default
12197 avoid-indexed-addresses on for Power6, off for everything else.
12198 (avoiding_indexed_address_p): New function.
12199 (rs6000_legitimize_address): Use it.
12200 (rs6000_legitimate_address): Likewise.
12201 * config/rs6000/rs6000.md (movXX_updateX): Likewise
12203 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
12205 PR tree-optimization/38997
12206 * tree-loop-distribution.c (generate_memset_zero): Use
12207 POINTER_PLUS_EXPR for a pointer addition.
12209 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
12211 * config/s390/s390.md (bswap<mode>2): New pattern added.
12213 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12215 * config/s390/s390.md (*tls_load_31): Added type attribute.
12217 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12219 * config/s390/s390.md: Fix a few comments.
12221 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12223 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
12224 (*tm<mode>_full): Fixed z10prop attribute.
12225 (*tst<mode>_extimm): Fixed z10prop attribute.
12226 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
12227 (*tstqiCCT_cconly): Fixed z10prop attribute.
12228 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
12229 (*movsi_larl): Fixed z10prop attribute.
12230 (*movsi_zarch): Fixed z10prop attribute.
12231 (*movsi_eas): Fixed z10prop attribute.
12232 (*movhi): Fixed z10prop attribute.
12233 (*movqi): Fixed z10prop attribute.
12234 (*movstrictqi): Fixed z10prop attribute.
12235 (*mov<mode>): Fixed z10prop attribute.
12236 (*movcc): Fixed z10prop attribute.
12237 (*sethighpartdi_64): Fixed z10prop attribute.
12238 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
12239 (*negdi2_sign_cc): Fixed z10prop attribute.
12240 (*negdi2_sign): Fixed z10prop attribute.
12241 (*absdi2_sign_cc): Fixed z10prop attribute.
12242 (*absdi2_sign): Fixed z10prop attribute.
12243 (*negabsdi2_sign_cc): Fixed z10prop attribute.
12244 (*negabsdi2_sign): Fixed z10prop attribute.
12245 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
12246 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
12247 (doloop_si64): Fixed z10prop attribute.
12248 (doloop_si31): Fixed z10prop attribute.
12249 (doloop_long): Fixed z10prop attribute.
12250 (indirect_jump): Fixed z10prop attribute.
12251 (nop): Fixed z10prop attribute.
12252 (main_base_64): Fixed z10prop attribute.
12253 (reload_base_64): Fixed z10prop attribute.
12255 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12257 PR rtl-optimization/38740
12258 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
12260 * config/mips/mips.c (mips_reorg): Likewise.
12262 2009-01-28 Richard Guenther <rguenther@suse.de>
12264 PR tree-optimization/38926
12265 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
12266 with the correct value id to a value.
12267 (do_regular_insertion): Use the value number of edoubleprime
12268 for the value number of the expr.
12271 2008-08-21 Richard Guenther <rguenther@suse.de>
12273 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
12274 a PHI ask VN if it is already available.
12275 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
12276 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
12278 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12280 PR middle-end/38934
12281 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
12282 set to varying whenever max has TREE_OVERFLOW set, similarly
12283 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
12285 2009-01-28 Richard Guenther <rguenther@suse.de>
12287 PR middle-end/38908
12288 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
12289 uninitialized aggregate uses in call arguments.
12291 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
12293 PR tree-optimization/38984
12294 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
12295 the nothing_id variable if -fno-delete-null-pointer-checks.
12297 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
12300 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
12301 (set_got_offset_rex64): Ditto.
12303 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
12306 * doc/extend.texi: Improve local variable with asm reg.
12308 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
12310 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
12311 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
12312 was not supplied then set warn_packed_bitfield_compat to the
12313 default value of 1.
12314 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
12317 2009-01-27 Richard Guenther <rguenther@suse.de>
12319 PR tree-optimization/38503
12320 * cfgexpand.c (expand_gimple_basic_block): Ignore
12321 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
12322 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
12323 variables that cannot have TBAA applied.
12324 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
12327 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
12329 PR middle-end/38969
12330 * calls.c (initialize_argument_information): Do not wrap complex
12331 arguments in SAVE_EXPR.
12333 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
12335 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
12336 (INSTALL_LIBGCC): Revert typo commit.
12338 2009-01-26 Richard Guenther <rguenther@suse.de>
12340 PR tree-optimization/38745
12341 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
12342 from special handling.
12344 2009-01-26 Richard Guenther <rguenther@suse.de>
12346 PR tree-optimization/38745
12347 * tree-ssa.c (execute_update_addresses_taken): Do not include
12348 variables that cannot possibly be a register in not_reg_needs.
12349 Do not clear TREE_ADDRESSABLE on vars that may not become
12351 * tree-ssa.c (update_alias_info_1): Include those in the set
12352 of addressable vars.
12354 2009-01-26 Richard Guenther <rguenther@suse.de>
12356 PR middle-end/38851
12357 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
12358 * tree-ssa-dse.c: Include langhooks.h
12359 (execute_simple_dse): Remove stores with zero size.
12361 2009-01-24 Jakub Jelinek <jakub@redhat.com>
12364 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
12367 2009-01-24 Julian Brown <julian@codesourcery.com>
12369 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
12370 config/arm/linux-atomic.c.
12371 * config/arm/linux-atomic.c: New.
12373 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
12375 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
12376 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
12377 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
12379 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
12382 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
12385 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
12387 PR tree-optimization/38953
12388 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
12389 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
12390 (gloog): Split the exit of the scop when the scop exit is a loop exit.
12391 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
12394 2009-01-24 Paul Brook <paul@codesourcery.com>
12396 * config/arm/neon.md (neon_type): Move to arm.md.
12397 (neon_mov<VSTRUCT>): Add neon_type attribute.
12398 * config/arm/arm.md (neon_type): Move to here.
12399 (conds): Add "unconditioal" and use as default for NEON insns.
12401 2009-01-24 Ben Elliston <bje@au.ibm.com>
12403 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
12404 void *' warning from -Wc++-compat.
12405 * Makefile.in (dominance.o-warn): Remove.
12407 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
12409 PR tree-optimization/38932
12410 * fold-const.c (fold_unary_ignore_overflow): New.
12411 * tree.h (fold_unary_ignore_overflow): Declare.
12412 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
12413 * tree-ssa-sccvn.c (visit_reference_op_load,
12414 simplify_unary_expression): Likewise.
12416 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
12418 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
12419 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
12420 regardless of their type.
12421 * c-common.c (handle_packed_attribute): Don't ignore packed on
12423 * c.opt (Wpacked-bitfield-compat): New warning option.
12424 * stor-layout.c (place_field): Warn if offset of a field changed.
12425 * doc/extend.texi (packed): Mention the ABI change.
12426 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
12427 (Warning Options): Add it to the list.
12429 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
12431 * c-opts.c (c_common_post_options): Fix a typo in comments.
12433 2009-01-22 Steve Ellcey <sje@cup.hp.com>
12435 PR middle-end/38615
12436 * gimplify.c (gimplify_init_constructor): Fix promotion of const
12437 variables to static.
12438 * doc/invoke.texi (-fmerge-all-constants): Update description.
12440 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
12443 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
12444 (*movdi_1_rex64): Use type "mmx" for alternative 5.
12446 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
12448 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
12450 (LOCAL_ALIGNMENT): Similarly.
12452 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12453 Joseph Myers <joseph@codesourcery.com>
12455 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
12456 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
12457 * config/arm/arm-tune.md: Regenerate.
12458 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
12461 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12463 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
12464 version number to five.
12466 2009-01-22 Dodji Seketeli <dodji@redhat.com>
12469 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
12470 * c-common.c (set_underlying_type): Likewise.
12471 (is_typedef_decl ): Likewise
12473 (set_underlying_type): Likewise.
12474 (is_typedef_type): Likewise.
12476 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
12478 PR middle-end/38587
12479 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
12482 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
12485 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
12486 (LIBGCC_SPEC): Don't define.
12487 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
12489 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
12491 PR rtl-optimization/38879
12492 * alias.c (base_alias_check): Unaligned access via AND address can
12493 alias all surrounding object types except those with sizes equal
12494 or wider than the size of unaligned access.
12496 2009-01-21 Dodji Seketeli <dodji@redhat.com>
12499 * c-decl.c (clone_underlying_type): Move this ...
12500 * c-common.c (set_underlying_type): ... here.
12501 Also, make sure the function properly sets TYPE_STUB_DECL() on
12502 the newly created typedef variant type.
12503 (is_typedef_decl ): New entry point.
12504 * tree.h: Added a new member member_types_needing_access_check to
12505 struct tree_decl_non_common.
12506 (set_underlying_type): New entry point.
12507 (is_typedef_type): Likewise.
12509 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
12511 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
12512 Check whether two instructions have memory references that
12513 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
12514 are helper functions for traversing.
12515 * alias.h (insn_alias_sets_confilict_p): New prototypes.
12516 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
12517 not to draw dependency edge for instructions with non-conflicting
12520 2009-01-20 Joseph Myers <joseph@codesourcery.com>
12523 * longlong.h: Update copyright years. Use soft-fp license notice.
12524 Sync __clz_tab declaration with glibc.
12526 2009-01-20 Steve Ellcey <sje@cup.hp.com>
12529 * doc/extend.texi (syscall_linkage): New.
12530 (version_id): Modify.
12532 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12533 Richard Guenther <rguenther@suse.de>
12535 PR tree-optimization/38747
12536 PR tree-optimization/38748
12537 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
12538 conversion if the base address is an indirect reference and the
12539 aliasing sets could cause issues.
12541 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12543 * common.opt (fgraphite, fgraphite-identity): Add comment for
12544 explaining why these options are not documented.
12546 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12548 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
12549 gimple_call_lhs is NULL.
12551 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
12554 * emit-rtl.c (adjust_address_1): Make sure memref is never
12557 2009-01-20 Ben Elliston <bje@au.ibm.com>
12559 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12560 const qualifier from arg parameter. Remove unnecessary cast to char *.
12561 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12562 const qualifier from arg 2.
12564 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
12566 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
12568 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
12571 * rtl.h (reinit_regs): New prototype.
12572 * regclass.c: Include ira.h.
12573 (reinit_regs): New.
12574 * Makefile.in (regclass.o): Add ira.h.
12575 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
12577 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
12580 * c-common.c (handle_aligned_attribute): Use
12581 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
12582 default alignment value.
12584 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
12586 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
12587 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
12589 * doc/extend.texi: Update __attribute__ ((aligned)). Document
12590 __BIGGEST_ALIGNMENT__.
12592 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
12594 2009-01-18 Richard Guenther <rguenther@suse.de>
12596 PR tree-optimization/38819
12597 * tree-flow.h (operation_could_trap_helper_p): Declare.
12598 * tree-eh.c (operation_could_trap_helper_p): Export.
12599 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
12600 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
12601 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
12602 are about to insert a possibly trapping instruction and fail
12605 2009-01-18 Andreas Schwab <schwab@suse.de>
12607 * doc/install.texi (Configuration): Remove obsolete paragraph
12608 about use of --with-gnu-ld with --with-gnu-as.
12610 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
12612 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
12613 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
12614 Follow spelling conventions.
12616 2009-01-18 Ben Elliston <bje@au.ibm.com>
12618 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
12619 C++ warning about implicit conversion from void * to struct
12621 (bitmap_obstack_free): Likewise for bitmap_element *.
12622 * Makefile.in (bitmap.o-warn): Remove.
12624 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
12626 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
12628 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
12629 Tobias Grosser <tobi.grosser@amd.com>
12631 * graphite.c (graphite_trans_scop_block): Do not block single
12634 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
12636 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
12637 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
12638 test with assertion.
12640 2009-01-16 Richard Guenther <rguenther@suse.de>
12642 PR tree-optimization/38835
12643 PR middle-end/36227
12644 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
12645 and INT + PTR -> (INT)(PTR p+ INT) folding.
12646 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
12648 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
12651 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
12652 the subreg from a lowpart subreg if it is also casting the value.
12654 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12655 Tobias Grosser <tobi.grosser@amd.com>
12657 * graphite.c (compare_prefix_loops): New.
12658 (build_scop_canonical_schedules): Rewritten.
12659 (graphite_transform_loops): Move build_scop_canonical_schedules
12660 after build_scop_iteration_domain.
12662 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12663 Tobias Grosser <tobi.grosser@amd.com>
12665 * graphite.c (add_conditions_to_domain): Add the loops to
12666 the dimension of the iteration domain. Do copy the domain
12667 only when it exists.
12668 (build_scop_conditions_1): Do not call add_conditions_to_domain.
12669 (add_conditions_to_constraints): New.
12670 (can_generate_code_stmt, can_generate_code): Removed.
12671 (gloog): Do not call can_generate_code.
12672 (graphite_transform_loops): Call add_conditions_to_constraints
12673 after building the iteration domain.
12675 2009-01-16 Jakub Jelinek <jakub@redhat.com>
12677 PR tree-optimization/38789
12678 * tree-ssa-threadedge.c
12679 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12680 __builtin_constant_p.
12682 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12684 * dce.c (delete_unmarked_insns): Reversed the order that insns are
12685 examined before deleting them.
12687 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
12689 * function.c (aggregate_value_p): Correctly extract the function
12690 type from CALL_EXPR_FN lookup.
12692 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12694 * config/picochip/picochip.c (picochip_override_options): Revert
12695 CFI asm flag disable commited previously.
12697 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
12698 Tobias Grosser <tobi.grosser@amd.com>
12699 Jan Sjodin <jan.sjodin@amd.com>
12701 * graphite.c (scan_tree_for_params): On substractions negate
12702 all the coefficients of the term.
12703 (clast_to_gcc_expression_red): New. Handle reduction expressions
12704 of more than two operands.
12705 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
12706 (get_vdef_before_scop): Handle also the case of default definitions.
12708 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
12710 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
12711 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
12712 Also use them when walking CALL_INSN_FUNCTION_USAGE.
12714 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
12715 Joey Ye <joey.ye@intel.com>
12717 PR middle-end/37843
12718 * cfgexpand.c (expand_stack_alignment): Don't update stack
12719 boundary nor check incoming stack boundary here.
12720 (gimple_expand_cfg): Update stack boundary and check incoming
12721 stack boundary here.
12723 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12725 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
12727 2009-01-14 Jakub Jelinek <jakub@redhat.com>
12729 PR rtl-optimization/38245
12730 * calls.c (expand_call): Add stack arguments to
12731 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12732 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
12733 in regs and partially in memory or BLKmode arguments.
12734 (emit_library_call_value_1): Add stack arguments to
12735 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12736 ACCUMULATE_OUTGOING_ARGS).
12737 * dce.c: Include tm_p.h.
12738 (find_call_stack_args): New function.
12739 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
12741 (mark_insn): Call find_call_stack_args for CALL_Ps.
12742 (prescan_insns_for_dce): Walk insns backwards in bb rather than
12743 forwards. Allocate and free arg_stores bitmap if needed, pass it
12744 down to deletable_insn_p, don't mark stores set in arg_stores
12745 bitmap, clear the bitmap at the beginning of each bb.
12746 * Makefile.in (dce.o): Depend on $(TM_P_H).
12748 2009-01-14 Michael Meissner <gnu@the-meissners.org>
12751 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
12752 to make sure the insn is a conditional test (bug 22599). Reformat a
12755 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
12757 PR middle-end/38431
12758 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
12759 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
12760 (gloog): Do not call cleanup_tree_cfg.
12761 (graphite_transform_loops): Call cleanup_tree_cfg after all
12762 scops have been code generated.
12764 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
12765 * doc/gty.texi (Invoking the garbage collector): Added new node
12766 and section documenting ggc_collect.
12768 2009-01-14 Richard Guenther <rguenther@suse.de>
12770 PR tree-optimization/38826
12771 PR middle-end/38477
12772 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
12773 initialization notes only if we actually emitted a warning.
12774 (intra_create_variable_infos): Add constraints for a result decl
12775 that is passed by hidden reference.
12776 (build_pred_graph): Mark all related variables non-direct on
12779 2009-01-14 Nick Clifton <nickc@redhat.com>
12781 * ira-conflicts.c: Include addresses.h for the definition of
12783 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
12784 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
12786 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
12789 * Makefile.in (ira-lives.o): Add except.h.
12791 * ira-lives.c: Include except.h.
12792 (process_bb_node_lives): Process can_throw_internal.
12794 2009-01-13 Jakub Jelinek <jakub@redhat.com>
12796 PR rtl-optimization/38774
12797 * combine.c (simplify_set): When undoing cc_use change, don't do
12798 PUT_CODE on the newly created comparison, but instead put back the
12801 2009-01-13 Joseph Myers <joseph@codesourcery.com>
12803 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
12804 values. Remove duplicate arm8 entry.
12806 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12808 PR tree-optimization/38786
12809 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
12810 the SSA_NAME case of expand_scalar_variables_expr.
12811 Set the type of an expression to the type of its assign statement.
12812 (expand_scalar_variables_expr): Also gather the scalar computation
12813 used to index the memory access. Do not pass loop_p.
12814 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
12815 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
12816 the gimple_stmt_iterator where it inserts new code.
12817 Do not pass loop_p.
12818 (copy_bb_and_scalar_dependences): Do not pass loop_p.
12819 (translate_clast): Update call to copy_bb_and_scalar_dependences.
12821 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12823 * graphite.h (debug_value): Removed.
12824 * graphite.c (debug_value): Removed.
12826 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12828 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
12829 ldrd/strd with two 32-bit instructions.
12831 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12833 * config/arm/arm.c (struct processors): Pass for speed down into
12834 cost helper functions.
12835 (const_ok_for_op): Handle COMPARE and inequality nodes.
12836 (arm_rtx_costs_1): Rewrite.
12837 (arm_size_rtx_costs): Update prototype.
12838 (arm_rtx_costs): Pass speed down to helper functions.
12839 (arm_slowmul_rtx_costs): Rework cost calculations.
12840 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
12841 (arm_9e_rtx_costs): Likewise.
12843 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
12845 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
12846 relocations of local symbols wider than UNITS_PER_WORD are not valid.
12847 (alpha_legitimize_address): Do not split local symbols wider than
12848 UNITS_PER_WORD into HIGH/LO_SUM parts.
12850 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
12853 * gcc.c (process_command): Replace call to execvp with calls
12854 to pex_one and exit.
12856 2009-01-03 Anatoly Sokolov <aesok@post.ru>
12859 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
12860 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
12861 variant for devices with 3-byte PC.
12862 (__tablejump_elpm__): New.
12864 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12867 * c-parser.c (c_parser_postfix_expression): Allow `->' in
12868 offsetof member-designator, handle it as `[0].'.
12870 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12872 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
12873 function when not using named sections on targets with named sections
12874 if branch distance is less than 262132.
12876 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
12878 * combine.c (combine_instructions): Recompute
12879 optimize_this_for_speed_p for each BB in the main combine loop.
12881 2009-01-12 Tomas Bily <tbily@suse.cz>
12884 * tree-loop-distribution.c (prop_phis): New function.
12885 (generate_builtin): Call prop_phis.
12886 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
12888 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12890 PR tree-optimization/38807
12891 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
12892 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
12894 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12896 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12897 subreg of op0 to the original op0.
12899 2009-01-11 Laurent GUERBY <laurent@guerby.net>
12901 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
12903 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
12906 * mips-tfile.c (parse_def): Fix parsing of def strings
12907 starting with digits.
12909 2009-01-10 Jakub Jelinek <jakub@redhat.com>
12912 * config/arm/arm.c (arm_is_long_call_p): Don't call
12913 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
12915 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
12917 * regrename.c (regrename_optimize): Fix dumping.
12918 (find_oldest_value_reg): Preserve REG_POINTER.
12919 (copy_hardreg_forward_1): Likewise.
12921 2009-01-09 Diego Novillo <dnovillo@google.com>
12923 * gimple.h (struct gimple_statement_base) <uid>: Document
12924 the restrictions on its use.
12925 (gimple_uid): Tidy.
12926 (gimple_set_uid): Tidy.
12928 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12930 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
12931 zero guard even if align_bytes != 0 and count is smaller than
12934 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
12936 PR rtl-optimization/38495
12937 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
12938 (add_range_and_copies_from_move_list): Print all added ranges.
12939 Add ranges to memory optimized destination.
12941 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12945 * config/i386/i386.c (override_options): Reject
12946 -mstringop-strategy=rep_8byte with -m32.
12947 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
12948 to 1. Do count comparison against epilogue_size_needed at compile
12949 time even when count_exp was constant forced into register. For
12950 size_needed don't jump to epilogue, instead just avoid aligning
12951 and invoke the body algorithm. If need_zero_guard, add zero guard
12952 even if count is non-zero, but smaller than size_needed + number of
12953 bytes that could be stored for alignment.
12954 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
12955 to 1. If need_zero_guard, add zero guard even if count is non-zero,
12956 but smaller than size_needed + number of bytes that could be stored
12957 for alignment. Compare size_needed with epilogue_size_needed instead
12958 of desired_align - align, don't adjust size_needed, pass
12959 epilogue_size_needed to the epilogue expanders.
12962 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
12964 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12966 * pa.c (last_address): Change to unsigned.
12967 (update_total_code_bytes): Change argument to unsigned. Don't
12968 check if insn addresses are set.
12969 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
12970 addresses are not set.
12971 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
12973 2009-01-09 Nick Clifton <nickc@redhat.com>
12975 * config/sh/symbian.c: Replace uses of DECL_INLINE with
12976 DECL_DECLARED_INLINE_P.
12978 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12980 PR middle-end/38347
12981 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
12982 GET_MODE (op0) in operand_subword_force calls.
12984 PR middle-end/38771
12985 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
12986 fold_convert arg0 operands to TREE_TYPE (op0) first.
12988 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
12990 * params.def (ira-max-conflict-table-size): Decrease default value
12993 2009-01-08 Jakub Jelinek <jakub@redhat.com>
12995 PR tree-optimization/37031
12996 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
12998 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
12999 allocate it using gc instead of heap, use VEC_quick_push instead of
13001 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
13002 instead of heap, use VEC_quick_push instead of VEC_safe_push.
13003 * tree-data-ref.h (struct access_matrix): Change matrix to gc
13004 allocated vector from heap allocated.
13005 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
13006 * tree-loop-linear.c (linear_transform_loops): Allocate nest
13007 vector only after perfect_loop_nest_depth call.
13009 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
13010 Jan Sjodin <jan.sjodin@amd.com>
13012 PR tree-optimization/38559
13013 * graphite.c (debug_value, copy_constraint,
13014 swap_constraint_variables, scale_constraint_variable, ): New.
13015 (get_lower_bound, get_upper_bound): Removed.
13016 (graphite_trans_bb_strip_mine): Clean up this code that works
13017 only for constant number of iterations. Fully copy upper and
13018 lower bound constraints, not only the constant part of them.
13019 * graphite.h (debug_value): Declared.
13021 2009-01-08 Ira Rosen <irar@il.ibm.com>
13023 PR tree-optimization/37194
13024 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
13025 Don't add the cost of cost model guard in prologue to scalar
13026 outside cost in case of known number of iterations.
13028 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
13029 Alan Modra <amodra@bigpond.net.au>
13031 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
13032 non-word-aligned REG+CONST addressing.
13034 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
13037 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
13038 free_after_compilation when outputting a thunk.
13039 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
13040 Do not call free_after_compilation here.
13042 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
13044 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
13045 (ix86_valid_target_attribute_inner_p): Ditto.
13047 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
13049 PR tree-optimization/38492
13050 PR tree-optimization/38498
13051 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
13052 * tree-chrec.h (scev_is_linear_expression): Declared.
13053 * graphite.c (graphite_cannot_represent_loop_niter): New.
13054 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
13055 (graphite_loop_normal_form): Use gcc_assert.
13056 (scan_tree_for_params): Use CASE_CONVERT.
13057 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
13058 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
13059 Use gcc_assert. Discard scops that contain unhandled cases.
13060 (build_scop_conditions): Return a boolean status for unhandled cases.
13061 (strip_mine_profitable_p): Print the loop number, not its depth.
13062 (is_interchange_valid): Pass the depth of the loop nest, don't
13063 recompute it wrongly.
13064 (graphite_trans_bb_block): Same.
13065 (graphite_trans_bb_block): Print tentative of loop blocking.
13066 (graphite_trans_scop_block): Do not print that the loop has been
13068 (graphite_transform_loops): Do not handle scops that contain condition
13071 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
13073 AVX Programming Reference (December, 2008)
13074 * config/i386/avxintrin.h (_mm256_stream_si256): New.
13075 (_mm256_stream_pd): Likewise.
13076 (_mm256_stream_ps): Likewise.
13078 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
13079 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
13080 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
13081 (bdesc_special_args): Add __builtin_ia32_movntdq256,
13082 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
13083 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
13084 (ix86_expand_special_args_builtin): Likewise.
13086 * config/i386/sse.md (AVXMODEDI): New.
13087 (avx_movnt<mode>): Likewise.
13088 (avx_movnt<mode>): Likewise.
13089 (<sse>_movnt<mode>): Remove AVX support.
13090 (sse2_movntv2di): Likewise.
13092 2009-01-07 Richard Guenther <rguenther@suse.de>
13094 PR middle-end/38751
13095 * fold-const.c (extract_muldiv): Remove obsolete comment.
13096 (fold_plusminus_mult_expr): Undo MINUS_EXPR
13097 to PLUS_EXPR canonicalization for the canonicalization.
13099 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
13101 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
13102 hosted cross-compilers generating less efficient code.
13104 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13106 * function.h (rtl_data): Add a dbr_scheduled_p field.
13107 * reorg.c (dbr_schedule): Set it.
13108 (gate_handle_delay_slots): Check it.
13109 * config/mips/mips.c (mips_base_delayed_branch): Delete.
13110 (mips_reorg): Check flag_delayed_branch instead of
13111 mips_base_delayed_branch.
13112 (mips_override_options): Don't set mips_base_delayed_branch
13113 or flag_delayed_branch.
13115 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13117 PR rtl-optimization/38426.
13118 * ira.c (ira): Set current_function_is_leaf earlier.
13120 2009-01-06 Jakub Jelinek <jakub@redhat.com>
13122 PR rtl-optimization/38722
13123 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
13124 too early, only set a flag and modify after last possible
13127 2009-01-06 Janis Johnson <janis187@us.ibm.com>
13130 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
13131 * real.c (decimal_single_format): Correct values of emin and emax.
13132 (decimal_double_format): Ditto.
13133 (decimal_quad_format): Ditto.
13134 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
13135 computation of DECnn_MIN and DECnn_MAX for corrected values of
13136 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
13137 __DECnn_MIN__, and adjust its computation for the corrected value
13140 2009-01-06 Jan Hubicka <jh@suse.cz>
13143 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
13145 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
13147 * doc/contrib.texi (Contributors): Slightly adjust the end note.
13148 Add Robert Clark to the list of testers.
13150 2009-01-06 Jan Hubicka <jh@suse.cz>
13151 Kai Tietz <kai.tietz@onevision.com>
13153 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
13154 * config/i386/i386.c (ix86_expand_call): Add clobbers.
13156 2009-01-06 Jan Hubicka <jh@suse.cz>
13157 Kai Tietz <kai.tietz@onevision.com>
13159 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
13161 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
13162 (ix86_nsaved_regs): Count only general purpose regs.
13163 (ix86_nsaved_sseregs): New.
13164 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
13165 to 16 for w64; compute padding and size of sse reg save area.
13166 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
13167 general purpose regs.
13168 (ix86_emit_save_sse_regs_using_mov): New.
13169 (ix86_expand_prologue): Save SSE regs if needed.
13170 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
13171 (ix86_emit_restore_sse_regs_using_mov): New.
13172 (ix86_expand_epilogue): Save SSE regs if needed.
13174 2009-01-06 Jan Hubicka <jh@suse.cz>
13175 Kai Tietz <kai.tietz@onevision.com>
13177 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
13178 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
13179 functions when accumulate outgoing args is off.
13181 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13184 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
13185 before using pseudos_have_intersected_live_ranges_p.
13187 * ira-int.h (ira_assert): Always define.
13189 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13191 AVX Programming Reference (December, 2008)
13192 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
13193 (_mm256_permute2_pd): Likewise.
13194 (_mm_permute2_ps): Likewise.
13195 (_mm256_permute2_ps): Likewise.
13196 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
13197 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
13199 * config/i386/i386.c (ix86_builtins): Remove
13200 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
13201 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
13202 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
13203 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
13204 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
13205 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
13206 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
13207 __builtin_ia32_vpermil2ps256.
13208 (ix86_init_mmx_sse_builtins): Updated.
13209 (ix86_expand_args_builtin): Likewise.
13211 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13213 * pa.c (output_call): Relocate non-jump insns in the delay slot of
13214 long absolute calls when generating PA 2.0 code.
13216 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
13218 PR rtl-optimization/38583
13219 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
13221 * params.def (ira-max-conflict-table-size): New.
13223 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
13225 * ira.h (ira_conflicts_p): New external definition.
13227 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
13228 table. Report this. Return result of building.
13229 (ira_build_conflicts): Use ira_conflicts_p. Check result of
13230 building conflict table.
13232 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
13233 (ira_color): Use ira_conflicts_p.
13235 * global.c: Include ira.h.
13236 (pseudo_for_reload_consideration_p, build_insn_chain): Use
13239 * Makefile.in (global.o): Add ira.h.
13241 * ira-build.c (mark_all_loops_for_removal,
13242 propagate_some_info_from_allocno): New.
13243 (remove_unnecessary_allocnos): Call
13244 propagate_some_info_from_allocno.
13245 (remove_low_level_allocnos): New.
13246 (remove_unnecessary_regions): Add parameter. Call
13247 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
13248 parameter to remove_unnecessary_regions.
13249 (ira_build): Remove all regions but root if the conflict table was
13250 not built. Update conflict hard regs for allocnos crossing calls.
13252 * ira.c (ira_conflicts_p): New global.
13253 (ira): Define and use ira_conflicts_p.
13255 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
13256 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
13257 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
13259 2009-01-06 Ben Elliston <bje@au.ibm.com>
13261 * gengtype-lex.l (YY_NO_INPUT): Define.
13263 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13266 * c-common.c (handle_vector_size_attribute): Also reject
13267 BOOLEAN_TYPE types.
13269 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
13271 PR tree-optimization/38492
13272 * graphite.c (rename_map_elt, debug_rename_elt,
13273 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
13274 rename_map_elt_info, eq_rename_map_elts,
13275 get_new_name_from_old_name, bb_in_sese_p): Moved around.
13276 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
13277 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
13278 (sese_build_livein_liveouts): New.
13279 (new_sese, free_sese): New.
13280 (new_scop): Call new_sese.
13281 (free_scop): Call free_sese.
13282 (rename_variables_from_edge, rename_phis_end_scop): Removed.
13283 (register_old_new_names): Renamed register_old_and_new_names.
13284 (register_scop_liveout_renames, add_loop_exit_phis,
13285 insert_loop_close_phis, struct igp,
13286 default_liveout_before_guard, add_guard_exit_phis,
13287 insert_guard_phis, copy_renames): New.
13288 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
13289 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
13290 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
13291 (scop_adjust_phis_for_liveouts): New.
13292 (gloog): Call scop_adjust_phis_for_liveouts.
13294 * graphite.h (struct sese): Documented. Added fields liveout,
13295 num_ver and livein.
13296 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
13297 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
13298 (struct scop): Added field liveout_renames.
13299 (SCOP_LIVEOUT_RENAMES): New.
13301 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13303 PR tree-optimization/38510
13304 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
13305 (translate_clast): Call recompute_all_dominators before
13307 (gloog): Call recompute_all_dominators before graphite_verify.
13309 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13310 Jan Sjodin <jan.sjodin@amd.com>
13312 PR tree-optimization/38500
13313 * graphite.c (create_sese_edges): Call fix_loop_structure after
13316 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13318 * config.gcc: Add m32r*-*-rtems*.
13319 * config/m32r/rtems.h: New file.
13321 2009-01-05 Ben Elliston <bje@au.ibm.com>
13323 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
13324 (.po.pox): Likewise.
13325 (po/gcc.pot): Likewise.
13327 2009-01-04 David S. Miller <davem@davemloft.net>
13329 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
13330 (STARTING_FRAME_OFFSET): Always set to zero.
13332 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13334 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
13335 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
13336 fixed-point types, and vectors of the same.
13338 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13340 * config/mips/sync.md (*mb_barrier): Rename to...
13341 (*memory_barrier): ...this.
13343 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
13345 * doc/extend.texi (Function Attributes): Move @cindex after @item
13346 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
13347 and put in alphabetical order. Fix 'target' name and put in order.
13348 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
13351 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
13353 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
13354 (memory_barrier): Expand as unspec instead of unspec_volatile.
13355 Remove mem:BLK from insn operands. Use Pmode scratch register.
13356 (*memory_barrier): Define as unspec instead of unspec_volatile.
13357 Use (match_dup 0) as input operand.
13359 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
13360 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
13361 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
13362 scratch register. Remove operand 1.
13363 (*stbar): Define as unspec instead of unspec_volatile.
13364 Use (match_dup 0) as input operand, remove (const_int 8).
13365 (*membar): Define as unspec instead of unspec_volatile.
13366 Use (match_dup 0) as input operand, remove input operand 2.
13368 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
13369 (memory_barrier): Expand as unspec instead of unspec_volatile.
13370 Remove mem:BLK from insn operands. Use Pmode scratch register.
13371 (*memory_barrier): Define as unspec instead of unspec_volatile.
13372 Use (match_dup 0) as input operand.
13374 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
13375 Remove mem:BLK from insn operands. Use Pmode scratch register.
13376 Set volatile flag on operand 0.
13377 (*memory_barrier): New insn pattern.
13379 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
13381 (*memory_barrier): Use (match_dup 0) as input operand.
13383 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
13384 Remove mem:BLK from insn operands. Use Pmode scratch register.
13385 Set volatile flag on operand 0.
13386 (*mb_internal): New insn pattern.
13388 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
13390 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13392 PR middle-end/38586
13393 * function.c (struct temp_slot): Move to the section of the file
13394 that deals with temp slots. Remove field 'address'.
13395 (temp_slot_address_table): New hash table of address -> temp slot.
13396 (struct temp_slot_address_entry): New struct, items for the table.
13397 (temp_slot_address_compute_hash, temp_slot_address_hash,
13398 temp_slot_address_eq, insert_temp_slot_address): Support functions
13400 (find_temp_slot_from_address): Rewrite to use the new hash table.
13401 (remove_unused_temp_slot_addresses): Remove addresses of temp
13402 slots that have been made available.
13403 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
13404 worker function for remove_unused_temp_slot_addresses.
13405 (assign_stack_temp_for_type): Don't clear the temp slot address list.
13406 Add the temp slot address to the address -> temp slot map.
13407 (update_temp_slot_address): Update via insert_temp_slot_address.
13408 (free_temp_slots): Call remove_unused_temp_slot_addresses.
13409 (pop_temp_slots): Likewise.
13410 (init_temp_slots): Allocate the address -> temp slot map, or empty
13411 the map if it is already allocated.
13412 (prepare_function_start): Initialize temp slot processing.
13414 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13416 PR middle-end/38584
13417 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
13418 Calculate the size of all stack vars assuming no packing of stack
13419 vars will happen, replacing a quadratic algorithm with a linear one.
13421 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13424 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
13427 2009-01-03 Diego Novillo <dnovillo@google.com>
13429 * doc/contrib.texi: Update contributions.
13431 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13434 * builtins.c (fold_builtin_memory_op): Give up if either operand
13435 is volatile. Set srctype or desttype to non-qualified version
13439 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
13440 and FUNCTION_DECLs.
13442 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
13444 PR rtl-optimization/35805
13445 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
13446 problem if fast dce is able to remove any instructions.
13447 * dce.c (dce_process_block): Fix dump message.
13449 2009-01-02 Mark Mitchell <mark@codesourcery.com>
13452 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
13454 2009-01-02 Jakub Jelinek <jakub@redhat.com>
13456 PR middle-end/38690
13457 * tree-flow.h (op_code_prio, op_prio): New prototypes.
13458 * tree-pretty-print.c (op_code_prio): New function.
13459 (op_prio): No longer static. Use op_code_prio.
13460 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
13461 Use op_prio and op_code_prio to determine if () should be
13462 printed around operand(s) or not.
13464 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
13465 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
13466 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
13467 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
13468 pp_character instead of pp_string for single letter printing.
13470 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
13472 * doc/extend.texi: Fix '#pragma GCC option' typo.
13474 2009-01-02 Richard Guenther <rguenther@suse.de>
13476 * doc/install.texi (--enable-checking): Mention different
13477 default for stage1.
13478 (--enable-stage1-checking): Document.
13480 2009-01-01 Andrew Pinski <pinskia@gmail.com>
13482 PR middle-end/30142
13483 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
13484 case to be an error.
13486 2009-01-02 Ben Elliston <bje@au.ibm.com>
13488 * config/fp-bit.h (pack_d): Constify argument.
13489 * config/fp-bit.c (makenan): Constify return type. Remove casts.
13490 (isnan): Constify argument.
13492 (iszero): Likewise.
13493 (pack_d): Likewise.
13494 (_fpadd_parts): Constify return type.
13495 (_fpmul_parts): Likewise.
13496 (_fpdiv_parts): Likewise.
13498 2009-01-01 Jakub Jelinek <jakub@redhat.com>
13501 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
13502 warn about overwriting initializer with side-effects or
13503 -Woverride-init if !IMPLICIT.
13504 (output_init_element): Likewise. Pass IMPLICIT down to
13506 (process_init_element): Add IMPLICIT argument. Pass it down
13507 to output_init_element.
13508 (push_init_element, pop_init_level, set_designator): Adjust
13509 process_init_element callers.
13510 (set_nonincremental_init, set_nonincremental_init_from_string):
13511 Adjust add_pending_init callers.
13512 (output_pending_init_elements): Adjust output_init_element callers.
13513 * c-tree.h (process_init_element): Adjust prototype.
13514 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
13515 process_init_element callers.
13518 Copyright (C) 2009 Free Software Foundation, Inc.
13520 Copying and distribution of this file, with or without modification,
13521 are permitted in any medium without royalty provided the copyright
13522 notice and this notice are preserved.