| blob | c5317626261dce8fb60e2875970683bfbf5f402f |
1 2009-05-26 Richard Guenther <rguenther@suse.de>
3 PR middle-end/40248
4 Revert
5 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6 with mismatched comparison modes.
8 * expr.c (expand_expr_real_1): Expand the operand of a
9 VIEW_CONVERT_EXPR in its natural mode.
11 2009-05-26 Ian Lance Taylor <iant@google.com>
13 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
14 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15 (ALL_COMPILERFLAGS): Define.
16 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
17 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18 (collect2$(exeext), collect2.o): Likewise.
19 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
20 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
21 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
22 (libbackend.o, intl.o, cppdefault.o): Likewise.
23 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
24 (build/%.o): Use $(COMPILER_FOR_BUILD).
25 (build/gen%$(build_exeext)): Likewise.
26 (build/gcov-iov$(build_exeext)): LIkewise.
27 * config/t-darwin (darwin.o): Use $(COMPILER).
28 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
29 * config/t-sol2 (sol2-c.o): Likewise.
30 (sol2.o): Likewise.
31 * config/t-vxworks (vxworks.o): Likewise.
32 * config/x-darwin (host-darwin.o): Likewise.
33 * config/x-hpux (host-hpux.o): Likewise.
34 * config/x-linux (host-linux.o): Likewise.
35 * config/x-solaris (host-solaris.o): Likewise.
36 * config/alpha/x-alpha (driver-alpha.o): Likewise.
37 * config/arm/t-arm (arm-c.o): Likewise.
38 * config/arm/t-pe (pe.o): Likewise.
39 * config/arm/t-wince-pe (pe.o): Likewise.
40 * config/i386/t-cygming (winnt.o): Likewise.
41 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
42 * config/i386/t-cygwin (cygwin1.o): Likewise.
43 (cygwin2.o): Likewise.
44 * config/i386/t-i386 (i386-c.o): Likewise.
45 * config/i386/t-interix (winnt.o): Likewise.
46 * config/i386/t-netware (netware.o): Likewise.
47 * config/i386/t-nwld (nwld.o): Likewise.
48 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
49 * config/i386/x-i386 (driver-i386.o): Likewise.
50 * config/i386/x-cygwin (host-cygwin.o): Likewise.
51 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
52 * config/ia64/t-ia64 (ia64-c.o): Likewise.
53 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
54 * config/mips/x-native (driver-native.o): Likewise.
55 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
56 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
57 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
58 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
59 * config/score/t-score-elf (score7.o): Likewise.
60 (score3.o): Likewise.
61 * config/sh/t-sh (sh-c.o): Likewise.
62 * config/sh/t-symbian (sh-c.o): Likewise.
63 (symbian.o): Likewise.
64 * config/spu/t-spu-elf (spu-c.o): Likewise.
65 * config/v850/t-v850 (v850-c.o): Likewise.
66 * config/v850/t-v850e (v850-c.o): Likewise.
68 2009-05-26 Richard Guenther <rguenther@suse.de>
70 PR tree-optimization/40122
71 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
72 VECTOR_CSTs if possible.
73 (fold_gimple_assign): Likewise.
75 2009-05-26 Richard Guenther <rguenther@suse.de>
77 PR middle-end/40252
78 * fold-const.c (fold_binary): Use the correct types for building
79 rotates.
81 2009-05-26 Richard Guenther <rguenther@suse.de>
83 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
84 redundant calls to merge_alias_info.
85 (bump_vector_ptr): Likewise.
86 * tree-ssa-copy.c (merge_alias_info): Remove.
87 (replace_exp_1): Remove call to merge_alias_info.
88 (propagate_tree_value): Likewise.
89 (fini_copy_prop): Propagate points-to info.
90 * tree-flow.h (merge_alias_info): Remove.
92 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
94 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
96 2009-05-25 Jan Hubicka <jh@suse.cz>
98 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
99 * cgraph.h (struct inline_summary): New filed self_wize,
100 size_inlining_benefit, self_time and time_inlining_benefit.
101 (struct cgraph_global_info): Replace insns by time ans size fields.
102 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
103 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
104 (ipcp_update_callgraph): Do not touch function bodies.
105 * ipa-inline.c: Include except.h
106 (MAX_TIME): New constant.
107 (overall_insns): Remove.
108 (leaf_node_p): New.
109 (overall_size, max_benefit): New static variables.
110 (cgraph_estimate_time_after_inlining): New function.
111 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
112 (cgraph_clone_inlined_nodes): Update size.
113 (cgraph_mark_inline_edge): Update size.
114 (cgraph_estimate_growth): Use size info.
115 (cgraph_check_inline_limits): Check size.
116 (cgraph_default_inline_p): Likewise.
117 (cgraph_edge_badness): Compute badness based on benefit and size cost.
118 (cgraph_decide_recursive_inlining): Check size.
119 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
120 times.
121 (cgraph_decide_inlining): Likewise.
122 (cgraph_decide_inlining_incrementally): Likewise; honor
123 PARAM_EARLY_INLINING_INSNS.
124 (likely_eliminated_by_inlining_p): New predicate.
125 (estimate_function_body_sizes): New function.
126 (compute_inline_parameters): Use it.
127 * except.c (must_not_throw_labels): New function.
128 * except.h (must_not_throw_labels): Declare.
129 * tree-inline.c (init_inline_once): Kill inlining_weigths
130 * tree-ssa-structalias.c: Avoid uninitialized warning.
131 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
132 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
133 (PARAM_INLINE_CALL_COST): Remove.
134 (PARAM_EARLY_INLINING_INSNS): New.
136 2009-05-25 Richard Guenther <rguenther@suse.de>
138 PR tree-optimization/36327
139 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
140 callback for reference translation or lookup at the point
141 of may-defs.
142 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
143 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
144 for union COMPONENT_REFs.
145 (vn_reference_lookup_3): New callback. Lookup from memset
146 and CONSTRUCTOR assignment, translate through struct copies.
147 (vn_reference_lookup_pieces): Make sure to not free the
148 passed operands array. Adjust walk_non_aliased_vuses call.
149 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
150 make sure we do not leak memory.
152 2009-05-25 Richard Guenther <rguenther@suse.de>
154 * tree-ssa-alias.h (dump_points_to_solution): Declare.
155 * tree-inline.c (expand_call_inline): Reset the escaped and
156 callused solutions.
157 * tree-ssa-structalias.c (pass_build_ealias): New.
158 * tree-pass.h (pass_build_ealias): Declare.
159 * passes.c (init_optimization_passes): Add PTA during
160 early optimizations.
161 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
162 and CALLUSED solutions.
163 (dump_points_to_solution): New function, split out from ...
164 (dump_points_to_info_for): ... here.
165 * tree-parloops.c (parallelize_loops): Reset the escaped and
166 callused solutions.
168 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
170 PR bootstrap/40027
171 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
172 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
174 2009-05-25 Ira Rosen <irar@il.ibm.com>
176 PR tree-optimization/40238
177 * tree-vect-stmts.c (vect_init_vector): Insert initialization
178 statements after basic block's labels.
179 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
180 to free the allocated memory.
182 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
184 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
185 return address with a USE.
187 2009-05-24 Richard Guenther <rguenther@suse.de>
189 PR middle-end/40233
190 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
191 array type from the main variant of the inner type.
193 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
195 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
196 definition to bool (from int) to un-break build.
197 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
199 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
201 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
202 discard_stmt_changes): Delete.
203 * tree-ssa-operands.c (scb_stack): Delete.
204 (init_ssa_operands): Do not initialize it.
205 (fini_ssa_operands): Do not free it.
206 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
208 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
209 update_stmt, remove the others. Fix comments.
210 * tree-dfa.c (optimize_stack_restore): Likewise.
211 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
212 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
213 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
214 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
215 Likewise.
216 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
217 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
218 (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan.
219 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
220 (stmts_to_rescan): Change item type to gimple.
221 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
223 2009-05-24 Ira Rosen <irar@il.ibm.com>
225 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
226 * tree-pass.h (pass_slp_vectorize): New pass.
227 * params.h (SLP_MAX_INSNS_IN_BB): Define.
228 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
229 * tree-vectorizer.c (timevar.h): Include.
230 (user_vect_verbosity_level): Declare.
231 (vect_location): Fix comment.
232 (vect_set_verbosity_level): Update user_vect_verbosity_level
233 instead of vect_verbosity_level.
234 (vect_set_dump_settings): Add an argument. Ignore user defined
235 verbosity if dump flags require higher level of verbosity. Print to
236 stderr only for loop vectorization.
237 (vectorize_loops): Update call to vect_set_dump_settings.
238 (execute_vect_slp): New function.
239 (gate_vect_slp): Likewise.
240 (struct gimple_opt_pass pass_slp_vectorize): New.
241 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
242 access its members.
243 (vec_info_for_bb): New function.
244 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
245 (VECTORIZATION_ENABLED): New macro.
246 (SLP_ENABLED, SLP_DISABLED): Likewise.
247 (vect_is_simple_use): Add bb_vec_info argument.
248 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
249 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
250 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
251 vect_schedule_slp, vect_analyze_slp): Likewise.
252 (vect_analyze_stmt): Add slp_tree argument.
253 (find_bb_location): Declare.
254 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
255 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
256 (vect_analyze_loop_operations, vect_analyze_loop,
257 get_initial_def_for_induction, vect_create_epilog_for_reduction,
258 vect_finalize_reduction, vectorizable_reduction,
259 vectorizable_live_operation, vect_transform_loop): Likewise.
260 * tree-data-ref.c (dr_analyze_innermost): Update comment,
261 skip evolution analysis if analyzing a basic block.
262 (dr_analyze_indices): Likewise.
263 (initialize_data_dependence_relation): Skip the test whether the
264 object is invariant for basic blocks.
265 (compute_all_dependences): Skip dependence analysis for data
266 references in basic blocks.
267 (find_data_references_in_stmt): Don't fail in case of invariant
268 access in basic block.
269 (find_data_references_in_bb): New function.
270 (find_data_references_in_loop): Move code to
271 find_data_references_in_bb and add a call to it.
272 (compute_data_dependences_for_bb): New function.
273 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
274 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
275 that STEP is 0.
276 (vect_analyze_data_ref_dependence): Check for interleaving in case of
277 unknown dependence in basic block and fail in case of dependence in
278 basic block.
279 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
280 dependence instances from either loop or basic block vectorization
281 info.
282 (vect_compute_data_ref_alignment): Check if it is loop vectorization
283 before calling nested_in_vect_loop_p.
284 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
285 dependence instances from either loop or basic block vectorization
286 info.
287 (vect_verify_datarefs_alignment): Likewise.
288 (vect_enhance_data_refs_alignment): Adjust function calls.
289 (vect_analyze_data_refs_alignment): Likewise.
290 (vect_analyze_group_access): Fix printing. Skip different checks if
291 DR_STEP is 0. Keep strided stores either in loop or basic block
292 vectorization data structure. Fix indentation.
293 (vect_analyze_data_ref_access): Fix comments, allow zero step in
294 basic blocks.
295 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
296 dependence instances from either loop or basic block vectorization
297 info.
298 (vect_analyze_data_refs): Update comment. Call
299 compute_data_dependences_for_bb to analyze basic blocks.
300 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
301 case of loop vectorization. In case of basic block vectorization use
302 data-ref itself as a base.
303 (vect_create_data_ref_ptr): In case of basic block vectorization:
304 don't advance the pointer, add new statements before the current
305 statement. Adjust function calls.
306 (vect_supportable_dr_alignment): Support only aligned accesses in
307 basic block vectorization.
308 * common.opt (ftree-slp-vectorize): New flag.
309 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
310 (vect_pattern_recog_1): Likewise.
311 * tree-vect-stmts.c (process_use): Likewise.
312 (vect_init_vector): Add new statements in the beginning of the basic
313 block in case of basic block SLP.
314 (vect_get_vec_def_for_operand): Adjust function calls.
315 (vect_finish_stmt_generation): Likewise.
316 (vectorizable_call): Add assert that it is loop vectorization, adjust
317 function calls.
318 (vectorizable_conversion, vectorizable_assignment): Likewise.
319 (vectorizable_operation): In case of basic block SLP, take
320 vectorization factor from statement's type and skip the relevance
321 check. Adjust function calls.
322 (vectorizable_type_demotion): Add assert that it is loop
323 vectorization, adjust function calls.
324 (vectorizable_type_promotion): Likewise.
325 (vectorizable_store): Check for outer loop only in case of loop
326 vectorization. Adjust function calls. For basic blocks, skip the
327 relevance check and don't advance pointers.
328 (vectorizable_load): Likewise.
329 (vectorizable_condition): Add assert that it is loop vectorization,
330 adjust function calls.
331 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
332 that it is not reduction, get vector type, call only supported
333 functions, skip loop specific parts.
334 (vect_transform_stmt): Check for outer loop only in case of loop
335 vectorization.
336 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
337 (vect_is_simple_use): Fix comment, add new argument, fix conditions
338 for external definition.
339 * passes.c (pass_slp_vectorize): New pass.
340 * tree-vect-slp.c (find_bb_location): New function.
341 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
342 check for patterns only in loops.
343 (vect_build_slp_tree): Add argument, adjust function calls, fail in
344 case of multiple types in basic block SLP.
345 (vect_mark_slp_stmts_relevant): New function.
346 (vect_supported_load_permutation_p): Fix comment.
347 (vect_analyze_slp_instance): Add argument. In case of basic block
348 SLP, take vectorization factor from statement's type, check that
349 unrolling factor is 1. Adjust function call. Save SLP instance in
350 either loop or basic block vectorization structure. Return FALSE,
351 if SLP failed.
352 (vect_analyze_slp): Add argument. Get strided stores groups from
353 either loop or basic block vectorization structure. Return FALSE
354 if basic block SLP failed.
355 (new_bb_vec_info): New function.
356 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
357 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
358 (vect_schedule_slp): Add argument. Get SLP instances from either
359 loop or basic block vectorization structure. Set vectorization factor
360 to be 1 for basic block SLP.
361 (vect_slp_transform_bb): New function.
362 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
364 2009-05-23 Mark Mitchell <mark@codesourcery.com>
366 * final.c (shorten_branches): Do not align labels for jump tables.
367 (final_scan_insn): Use JUMP_TABLE_DATA_P.
369 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
371 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
372 Remove outdated reference to flow.c and fix nits.
373 * doc/gccint.texi: Tweak RTL description.
374 * doc/rtl.texi: Likewise.
376 2009-05-23 Denis Chertykov <chertykov@gmail.com>
378 * config/avr/avr.c: Change my email address.
379 * config/avr/avr.h: Likewise.
380 * config/avr/avr.md: Likewise.
381 * config/avr/avr-protos.h: Likewise.
382 * config/avr/libgcc.S: Likewise.
384 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
386 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
387 (spu_split_load, spu_split_store): Change return type to int.
388 (spu_split_convert): Declare.
389 * config/spu/predicates.md (spu_mem_operand): Remove.
390 (spu_mov_operand): Update.
391 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
392 * config/spu/spu.c (regno_aligned_for_load): Remove.
393 (reg_aligned_for_addr, spu_expand_load): Define.
394 (spu_expand_extv): Reimplement and handle MEM.
395 (spu_expand_insv): Handle MEM.
396 (spu_sched_reorder): Handle insn's with length 0.
397 (spu_legitimate_address_p): Reimplement.
398 (store_with_one_insn_p): Return TRUE for any mode with size
399 larger than 16 bytes.
400 (address_needs_split): Define.
401 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
402 operands.
403 (spu_convert_move): Define.
404 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
405 (spu_split_store): Change all MEM's to TImode.
406 (spu_init_expanders): Preallocate registers that correspond to
407 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
408 mark_reg_pointer.
409 (spu_split_convert): Define.
410 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
411 (_move<mode>, _movdi, _movti): Update predicate and condition.
412 (load, store): Change to define_split.
413 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
414 extend<mode>ti2.
415 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
416 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
417 define_insn_and_split of lshr<mode>3.
418 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
419 (<v>ashr<mode>3_imm): Define.
420 (extv, extzv, insv): Allow MEM operands.
421 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
422 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
423 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
424 (_spu_convert2): Change to define_insn_and_split and remove the
425 corresponding define_peephole2.
426 (stack_protect_set, stack_protect_test, stack_protect_test_si):
427 Change predicates to memory_operand.
429 2009-05-22 Mark Mitchell <mark@codesourcery.com>
431 * config/arm/thumb2.md: Add 16-bit multiply instructions.
433 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
435 PR tree-optimization/40219
436 * tree.c (iterative_hash_expr): Make sure the builtin function is
437 a normal builtin function and not a front end or back end builtin
438 before indexing into the built_in_decls array.
440 2009-05-22 Richard Guenther <rguenther@suse.de>
442 PR middle-end/38964
443 * alias.c (write_dependence_p): Do not use TBAA for answering
444 anti-dependence or output-dependence.
445 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
446 (emit_pointer_definition): Remove.
447 (emit_alias_warning): Likewise.
448 (find_what_var_points_to): Remove TBAA pruning code.
449 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
450 violations.
451 (compute_points_to_sets): Remove code computing the set of
452 dereferenced pointers.
453 * tree-data-ref.c (dr_may_alias_p): Properly use the split
454 oracle for querying anti and output dependencies.
455 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
456 if TBAA may be applied.
457 (refs_anti_dependent_p): New function.
458 (refs_output_dependent_p): Likewise.
459 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
460 (refs_output_dependent_p): Likewise.
461 * doc/tree-ssa.texi (Memory model): New section.
462 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
463 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
464 * cfgexpand.c (expand_gimple_basic_block): Do not handle
465 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
466 * expr.c (expand_expr_real_1): Likewise.
467 * gimple-low.c (lower_stmt): Likewise.
468 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
469 (dump_gimple_cdt): Remove.
470 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
471 (gimple_size): Likewise.
472 (walk_gimple_op): Likewise.
473 (is_gimple_stmt): Likewise.
474 (walk_stmt_load_store_addr_ops): Likewise.
475 (gimple_build_cdt): Remove.
476 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
477 * gimple.h (gimple_cdt_new_type): Remove.
478 (gimple_cdt_new_type_ptr): Likewise.
479 (gimple_cdt_set_new_type): Likewise.
480 (gimple_cdt_location): Likewise.
481 (gimple_cdt_location_ptr): Likewise.
482 (gimple_cdt_set_location): Likewise.
483 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
484 * tree-cfg.c (remove_useless_stmts_1): Do not handle
485 GIMPLE_CHANGE_DYNAMIC_TYPE.
486 (verify_types_in_gimple_stmt): Likewise.
487 * tree-inline.c (estimate_num_insns): Likewise.
488 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
489 (copy_decl_to_var): Likewise.
490 (copy_result_decl_to_var): Likewise.
491 * tree-pretty-print.c (dump_generic_node): Do not handle
492 CHANGE_DYNAMIC_TYPE_EXPR.
493 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
494 * tree-ssa-operands.c (get_expr_operands): Likewise.
495 * tree-ssa-structalias.c (struct variable_info): Remove
496 no_tbaa_pruning member.
497 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
498 (unify_nodes): Do not copy it.
499 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
500 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
501 (set_uids_in_ptset): Do not check it.
502 (find_what_var_points_to): Likewise.
503 (compute_tbaa_pruning): Remove.
504 (compute_points_to_sets): Do not call it.
505 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
506 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
507 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
508 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
509 (DECL_NO_TBAA_P): Likewise.
510 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
511 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
512 (expand_omp_atomic_pipeline): Do not set it.
513 * print-tree.c (print_node): Do not dump it.
514 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
515 redundant check.
517 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
519 PR target/39856
520 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
521 for clobber.
523 2009-05-22 Mark Mitchell <mark@codesourcery.com>
525 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
526 non-external.
528 2009-05-22 Ben Elliston <bje@au.ibm.com>
530 * Makefile.in (bversion.h, s-bversion): New targets.
531 (TOPLEV_H): Add bversion.h.
532 * toplev.h: Include "bversion.h".
533 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
534 the __format__ attribute only if compiling with the same version
535 of GCC as the sources (the "build version").
537 2009-05-22 Ben Elliston <bje@au.ibm.com>
539 * c-format.c (handle_format_attribute): Fix comment typo.
541 2009-05-21 Steve Ellcey <sje@cup.hp.com>
543 PR target/37846
544 * config/ia64/ia64.opt (mfused-madd): New.
545 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
546 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
547 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
548 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
549 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
550 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
551 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
552 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
553 instruction if !TARGET_FUSED_MADD.
554 (fpma, fpms): Remove colon from name.
556 2009-05-22 Richard Guenther <rguenther@suse.de>
558 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
559 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
560 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
561 TARGET_MEM_REF.
562 (create_expression_by_pieces): Only convert if necessary.
563 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
564 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
566 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
568 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
569 regular pattern from a template and rename it ...
570 (*extzv_truncsi_exts): ... to this.
572 2009-05-21 Richard Guenther <rguenther@suse.de>
574 * cgraph.h (struct cgraph_node): Remove inline_decl member.
575 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
576 (cgraph_default_inline_p): Likewise.
577 (cgraph_decide_inlining_incrementally): Likewise.
579 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
580 Uros Bizjak <ubizjak@gmail.com>
582 * config/i386/cpuid.h (bit_MOVBE): New.
584 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
586 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
587 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
588 (ix86_handle_option): Handle OPT_mmovbe.
589 (ix86_target_string): Add -mmovbe.
590 (pta_flags): Add PTA_MOVBE.
591 (processor_alias_table): Add PTA_MOVBE to "atom".
592 (override_options): Handle PTA_MOVBE.
594 * config/i386/i386.h (TARGET_MOVBE): New.
596 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
597 (*bswapsi_movbe): New.
598 (*bswapdi_movbe): Likewise.
599 (bswapdi2): Renamed to ...
600 (*bswapdi_1): This.
601 (bswapdi2): New expander.
603 * config/i386/i386.opt (mmovbe): New.
605 * doc/invoke.texi: Document -mmovbe.
607 2009-05-21 Taras Glek <tglek@mozilla.com>
609 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
610 * gcc-plugin.h (plugin_init): Updated signature.
611 * gcc-plugin.h (plugin_name_args): Moved to this header.
612 * doc/plugins.texi (plugin_init): Updated documention to reflect
613 API change.
614 * doc/plugins.texi (plugin_name_args): Added to documention.
616 2009-05-21 Mark Mitchell <mark@codesourcery.com>
618 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
619 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
621 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
623 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
624 JUMP_TABLE_DATA_P predicates where applicable.
625 * config/i386/predicates.md: Ditto.
626 * config/i386/sse.md: Ditto.
628 2009-05-21 Jakub Jelinek <jakub@redhat.com>
630 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
631 operand2 -128 override length_immediate attribute to 1.
632 * config/i386/predicates.md (constm128_operand): New predicate.
634 * config/i386/i386.c (memory_address_length): Handle %r12
635 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
636 also check REGNO.
637 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
638 mode look through optional ZERO_EXTEND and SUBREG.
639 * config/i386/i386.md (R12_REG): New define_constant.
640 (prefix_data16): For sse unit set also for MODE_TI insns.
641 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
642 insns set if operand 1 is ext_QIreg_operand.
643 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
644 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
645 immediate.
646 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
647 mode from MODE_DI to MODE_SI.
648 (movdi_1_rex64): Override modrm and length_immediate attributes
649 only for movabs (TYPE_IMOV, alternative 2).
650 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
651 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
652 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
653 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
654 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
655 prefix_rex attribute if DImode.
656 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
657 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
658 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
659 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
660 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
661 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
662 Likewise. For TYPE_IMOV clear length_immediate attribute.
663 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
664 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
665 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
666 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
667 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
668 or one operand TYPE_ISHIFT.
669 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
670 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
671 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
672 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
673 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
674 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
675 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
676 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
677 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
678 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
679 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
680 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
681 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
682 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
683 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
684 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
685 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
686 set mode attribute, don't override length attribute.
687 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
688 to 1.
689 (return_internal_long): Set length attribute to 2 instead of 1.
690 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
691 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
692 prefix_rex attribute.
693 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
694 New predicates.
695 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
697 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
699 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
701 2009-05-20 Ian Lance Taylor <iant@google.com>
703 * tree.c (build_tree_list_vec_stat): New function.
704 (ctor_to_vec): New function.
705 (build_nt_call_vec): New function.
706 (build_call_array): Change args to be a const pointer.
707 (build_call_vec): New function.
708 * tree.h (build_nt_call_vec): Declare.
709 (build_tree_list_vec_stat): Declare.
710 (build_tree_list_vec): Define.
711 (build_call_array): Update declaration.
712 (build_call_vec): Declare.
713 (ctor_to_vec): Declare.
714 * c-common.c (tree_vector_cache): New static variable.
715 (make_tree_vector): New function.
716 (release_tree_vector): New function.
717 (make_tree_vector_single): New function.
718 (make_tree_vector_copy): New function.
719 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
720 (make_tree_vector_single, make_tree_vector_copy): Declare.
721 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
722 (c_parser_expr_list): Don't manage cache here, instead call
723 make_tree_vector.
724 (c_parser_release_expr_list): Remove static function.
725 (c_parser_vec_to_tree_list): Remove static function.
726 (c_parser_attributes): Call build_tree_list_vec instead of
727 c_parser_vec_to_tree_list. Call release_tree_vector instead of
728 c_parser_release_expr_list.
729 (c_parser_postfix_expression_after_primary): Likewise.
730 (c_parser_objc_keywordexpr): Likewise.
732 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
734 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
735 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
736 TARGET_CONVERT_TO_TYPE.
737 * hooks.c (hook_tree_const_tree_null): Define.
738 * hooks.h (hook_tree_const_tree_null): Declare.
739 * target.h (struct gcc_target): Add invalid_parameter_type,
740 invalid_return_type, promoted_type, and convert_to_type fields.
741 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
742 (TARGET_INVALID_RETURN_TYPE): Define.
743 (TARGET_PROMOTED_TYPE): Define.
744 (TARGET_CONVERT_TO_TYPE): Define.
745 (TARGET_INITIALIZER): Update for new fields.
746 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
747 (grokparms): Check targetm.invalid_parameter_type.
748 * c-typeck.c (default_conversion): Check targetm.promoted_type.
749 * c-convert.c (convert): Check targetm.convert_to_type.
751 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
753 * config/mips/mips.md (*extenddi_truncate<mode>,
754 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
755 defintions.
756 (*extendhi_truncateqi): New define_insn_and_sptit.
758 2009-05-20 Jakub Jelinek <jakub@redhat.com>
760 PR middle-end/40204
761 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
762 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
764 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
766 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
767 the operand of VIEW_CONVERT_EXPR.
769 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
771 * config/i386/driver-i386.c (host_detect_local_cpu): Check
772 extended family and model for Intel processors. Support Intel
773 Atom.
775 2009-05-20 Olivier Hainque <hainque@adacore.com>
777 * gstab.h (stab_code_type): Define, to be used instead of the
778 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
779 notice.
780 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
781 occurrences by stab_code_type.
782 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
784 2009-05-20 Martin Jambor <mjambor@suse.cz>
786 * tree-flow.h (insert_edge_copies_seq): Undeclare.
787 (sra_insert_before): Likewise.
788 (sra_insert_after): Likewise.
789 (sra_init_cache): Likewise.
790 (sra_type_can_be_decomposed_p): Likewise.
791 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
792 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
793 (sra_insert_before): Likewise.
794 (sra_insert_after): Likewise.
795 (sra_init_cache): Likewise.
796 (insert_edge_copies_seq): Made static and moved upwards.
798 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
799 case.
801 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
803 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
804 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
805 simple copies.
807 2009-05-20 Richard Guenther <rguenther@suse.de>
809 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
810 with mismatched comparison modes.
812 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
814 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
815 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
816 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
817 with shifts for Thumb2.
818 (orsi_notsi): New for orn.
819 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
820 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
821 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
822 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
823 Don't invert remainder for IOR.
825 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
827 PR tree-optimization/40087
828 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
829 number_of_iterations_ne): Rename never_infinite argument.
830 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
831 number_of_iterations_le): Handle pointer-type ivs when
832 exit_must_be_taken is false.
833 (number_of_iterations_cond): Do not always assume that
834 exit_must_be_taken if the control variable is a pointer.
836 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
838 * c-typeck.c (build_binary_op): Allow % on integal vectors.
839 * doc/extend.texi (Vector Extension): Document that % is allowed too.
841 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
843 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
844 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
846 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
848 PR c/40172
849 * c.opt (Wlogical-op): Disabled by default.
850 * c-opt (c_common_post_options): Do not enable Wlogical-op with
851 Wextra.
852 * doc/invoke.texi (Wlogical-op): Likewise.
854 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
856 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
857 into CASE_CONVERT.
858 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
859 Propagate the type of the first operand.
860 <ASSERT_EXPR>: Simplify.
861 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
862 Rewrite using the RHS code as discriminant.
863 <NOP_EXPR>: Turn into CASE_CONVERT.
864 <PLUS_EXPR>: Propagate the type of the first operand.
866 2009-05-19 Steve Ellcey <sje@cup.hp.com>
868 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
869 (ia64_dconst_0_375): New.
870 * config/ia64/ia64.c (ia64_override_options): Remove
871 -minline-sqrt-min-latency warning.
872 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
873 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
874 * config/ia64/ia64.md (*sqrt_approx): Remove.
875 (sqrtsf2): Remove #if 0.
876 (sqrtsf2_internal_thr): Rewrite and move to div.md.
877 (sqrtdf): Remove assert.
878 (sqrtdf2_internal_thr): Rewrite and move to div.md.
879 (sqrtxf2): Remove #if 0.
880 (sqrtxf2_internal_thr): Rewrite and move to div.md.
881 * div.md (sqrt_approx_rf): New.
882 (sqrtsf2_internal_thr): New implementation.
883 (sqrtsf2_internal_lat): New.
884 (sqrtdf2_internal_thr: New implementation.
885 (sqrtxf2_internal): New implementation.
887 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
888 Hans-Peter Nilsson <hp@axis.com>
890 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
891 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
892 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
893 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
894 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
895 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
896 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
897 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
898 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
899 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
900 * c-common.c: ...from here.
902 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
904 * c-common.c (warn_logical_operator): Remove unnecessary
905 conditionals.
907 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
909 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
911 2009-05-19 Ben Elliston <bje@au.ibm.com>
913 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
914 assignments with memcpy calls.
915 (add_fdes): Likewise.
916 (binary_search_unencoded_fdes): Likewise.
917 (linear_search_fdes): Eliminate type puns.
919 2009-05-19 Richard Guenther <rguenther@suse.de>
921 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
922 not falsely claim to have propagated into all uses.
924 2009-05-19 Ben Elliston <bje@au.ibm.com>
926 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
927 version to v3.0.
929 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
931 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
932 * config/sh/sh.c (sh_legitimate_address_p): Make static.
933 (TARGET_LEGITIMATE_ADDRESS_P): New.
934 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
935 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
937 2009-05-18 Dodji Seketeli <dodji@redhat.com>
939 PR debug/40109
940 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
941 child of the containing namespace's DIE.
943 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
945 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
946 *zero_extendhi_truncqi): Move after the zero_extend patterns.
947 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
948 extend patterns.
950 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
952 PR target/39942
953 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
954 gen_align with gen_pad.
955 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
956 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
958 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
959 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
961 * config/i386/i386.md (align): Renamed to ...
962 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
963 ASM_OUTPUT_MAX_SKIP_PAD.
965 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
967 * config.gcc: Fix variable syntax.
969 PR target/39531
970 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
971 before calling exact_log2.
972 (output_iorsi3): Likewise.
973 (output_xorsi3): Likewise.
975 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
977 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
978 for the none zero constant operand except for EQ and NE
979 comprisons even when the first operand is R0.
981 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
983 * config/s390/2064.md: Remove trailing whitespaces.
984 * config/s390/2084.md: Likewise.
985 * config/s390/constraints.md: Likewise.
986 * config/s390/fixdfdi.h: Likewise.
987 * config/s390/libgcc-glibc.ver: Likewise.
988 * config/s390/s390-modes.def: Likewise.
989 * config/s390/s390-protos.h: Likewise.
990 * config/s390/s390.c: Likewise.
991 * config/s390/s390.h: Likewise.
992 * config/s390/s390.md: Likewise.
993 * config/s390/tpf-unwind.h: Likewise.
995 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
997 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
999 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1001 M68K TLS support.
1002 * configure.ac (m68k-*-*): Check if binutils support TLS.
1003 * configure: Regenerate.
1004 * config/m68k/predicates.md (symbolic_operand): Extend comment.
1005 * config/m68k/constraints.md (Cu): New constraint.
1006 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
1007 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
1008 (movsi): Handle TLS symbols.
1009 (addsi3_5200): Handle XTLS symbols, indent.
1010 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
1011 (m68k_tls_reference_p): Declare.
1012 (m68k_legitimize_address): Declare.
1013 (m68k_unwrap_symbol): Declare.
1014 * config/m68k/m68k.opt (mxtls): New option.
1015 * config/m68k/m68k.c (ggc.h): Include.
1016 (m68k_output_dwarf_dtprel): Implement hook.
1017 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1018 (m68k_expand_prologue): Load GOT pointer when function needs it.
1019 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
1020 (m68k_legitimate_constant_address_p): Same.
1021 (m68k_decompose_address): Handle TLS references.
1022 (m68k_get_gp): New static function.
1023 (enum m68k_reloc): New contants.
1024 (TLS_RELOC_P): New macro.
1025 (m68k_wrap_symbol): New static function.
1026 (m68k_unwrap_symbol): New function.
1027 (m68k_final_prescan_insn_1): New static function.
1028 (m68k_final_prescan_insn): New function.
1029 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
1030 functions.
1031 (legitimize_pic_address): Handle TLS references..
1032 (m68k_tls_get_addr, m68k_get_tls_get_addr)
1033 (m68k_libcall_value_in_a0_p)
1034 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
1035 (m68k_call_m68k_read_tp): Helper variables and functions for ...
1036 (m68k_legitimize_tls_address): Handle TLS references.
1037 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
1038 New functions.
1039 (m68k_legitimize_address): Handle TLS symbols.
1040 (m68k_get_reloc_decoration): New static function.
1041 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
1042 UNSPEC_RELOC32.
1043 (m68k_output_dwarf_dtprel): Implement hook.
1044 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
1045 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
1046 m68k_call_* routines.
1047 (sched_attr_op_type): Handle TLS symbols.
1048 (gt-m68k.h): Include.
1049 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
1050 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
1052 2009-05-18 Martin Jambor <mjambor@suse.cz>
1054 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
1055 (visit_store_addr_for_mod_analysis): New function.
1056 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
1057 (determine_cst_member_ptr): Use gimple_assign_single_p.
1058 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
1059 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
1060 operands. Don't check number of operands of a NOP_EXPR.
1062 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
1064 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
1066 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
1068 PR c/40172
1069 * c-common.c (warn_logical_operator): Don't warn if one of
1070 expression isn't always true or false.
1072 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
1074 * config/i386/biarch32.h: New file.
1075 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
1077 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
1079 * config/mips/mips.md (*zero_extend<mode>_trunchi,
1080 *zero_extend<mode>_truncqi): Merge these into ...
1081 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
1082 Name the pattern following this as *zero_extendhi_truncqi.
1084 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
1086 PR middle-end/39301
1087 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
1088 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
1089 (output_info): Make field HOST_WIDEST_INT.
1090 (print_statistics): Use HOST_WIDEST_INT_PRINT.
1091 (dump_bitmat_statistics): Same.
1093 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
1095 * config.gcc (use_gcc_stdint): Set to wrap.
1096 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
1097 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
1098 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1099 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1100 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1101 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1102 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1103 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1105 2009-05-16 Joseph Myers <joseph@codesourcery.com>
1107 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
1108 tune_64.
1109 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
1110 Move definitions earlier.
1111 (OPT_ARCH64, OPT_ARCH32): Define.
1112 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
1113 and tune_64.
1115 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1117 PR target/40153
1118 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
1119 implies.
1121 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1123 * arm.md (movdi2): Copy non-reg values to DImode registers.
1125 2009-05-16 Jakub Jelinek <jakub@redhat.com>
1127 PR target/39942
1128 * final.c (label_to_max_skip): New function.
1129 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
1130 CODE_LABEL_NUMBER <= max_labelno.
1131 * output.h (label_to_max_skip): New prototype.
1132 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
1133 (ix86_avoid_jump_mispredicts): ... this. Don't define if
1134 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
1135 Handle CODE_LABELs with >= 16 byte alignment or with
1136 max_skip == (1 << align) - 1.
1137 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
1138 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
1140 PR target/39942
1141 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
1142 .p2align 3 if MAX_SKIP is smaller than 7.
1143 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1145 2009-05-15 Ian Lance Taylor <iant@google.com>
1147 * alias.c (struct alias_set_entry_d): Rename from struct
1148 alias_set_entry. Change all uses.
1149 * except.c (struct call_site_record_d): Rename from struct
1150 call_site_record. Change all uses.
1151 * except.h (struct eh_region_d): Rename from struct eh_region.
1152 Change all uses.
1153 * gcse.c (struct hash_table_d): Rename from struct hash_table.
1154 Change all uses.
1155 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
1156 ivtype_map_elt. Change all uses.
1157 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
1158 Change all uses.
1159 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
1160 * graphite.h (struct name_tree_d): Rename from struct name_tree.
1161 Change all uses.
1162 (struct sese_d): Rename from struct sese. Change all uses.
1163 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
1164 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
1165 * optabs.h (struct optab_d): Rename from struct optab. Change all
1166 uses.
1167 (struct convert_optab_d): Rename from struct convert_optab.
1168 Change all uses.
1169 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
1170 ipa_opt_pass. Change all uses.
1171 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
1172 all uses.
1174 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
1175 defined as a typedef.
1176 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
1177 defined as a tag.
1179 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1181 PR 16302
1182 * fold-const.c (make_range,build_range_check,merge_ranges): Move
1183 declaration to...
1184 (merge_ranges): Returns bool.
1185 * tree.h (make_range): .. to here.
1186 (build_range_check): Likewise.
1187 (merge_ranges): Likewise. Renamed from merge_ranges.
1188 * c-typeck.c (parser_build_binary_op): Update calls to
1189 warn_logical_operator.
1190 * c-common.c (warn_logical_operator): Add new warning.
1191 * c-common.h (warn_logical_operator): Update declaration.
1193 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1195 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
1197 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1199 * doc/install.texi: Document MPC requirements, flags etc.
1201 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
1202 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
1203 Evaluate constant arguments.
1204 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
1205 (fold_builtin_1): Likewise, also evaluate constant arguments.
1206 Remove superfluous break.
1207 (do_mpc_ckconv): New.
1208 * real.h: Include mpc.h.
1209 * toplev.c (print_version): Output MPC version info if available.
1211 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1213 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
1215 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
1217 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
1218 only once.
1220 2009-05-15 Jan Hubicka <jh@suse.cz>
1222 * doc/invoke.texi (max-early-inliner-iterations): New flag.
1223 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
1224 (try_inline): Fix return value.
1225 (cgraph_decide_inlining_incrementally): Honor new value.
1226 (cgraph_early_inlining): Handle indirect inlining.
1227 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
1229 2009-05-15 Jan Hubicka <jh@suse.cz>
1231 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
1232 * cgraphunit.c (cgraph_finalize_function): Set it.
1233 (cgraph_expand_function): Use it.
1235 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1237 * real.c (encode_ieee_half): Define.
1238 (decode_ieee_half): Define.
1239 (ieee_half_format): Define.
1240 (arm_half_format): Define.
1241 * real.h (ieee_half_format): Declare.
1242 (arm_half_format): Declare.
1244 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1246 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
1247 swapped, and reversed optabs exist before trying to use them.
1249 2009-05-15 Paul Brook <paul@codesourcery.com>
1250 Sandra Loosemore <sandra@codesourcery.com>
1252 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
1253 loads. Allow PRE_DEC.
1254 (output_move_neon): Handle PRE_DEC.
1255 (arm_print_operand): Add 'A' for neon structure loads.
1256 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
1257 * config/arm/neon.md (neon_mov): Update comment.
1258 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
1259 calls.
1260 (Um): New constraint.
1262 2009-05-15 Jan Hubicka <jh@suse.cz>
1264 Revert the following patch until testsuite fallout is fixed:
1265 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1266 * cgraph.h (struct inline_summary): New filed self_wize,
1267 size_inlining_benefit, self_time and time_inlining_benefit.
1268 (struct cgraph_global_info): Replace insns by time ans size fields.
1269 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1270 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1271 (ipcp_update_callgraph): Do not touch function bodies.
1272 * ipa-inline.c: Include except.h
1273 (MAX_TIME): New constant.
1274 (overall_insns): Remove
1275 (overall_size, max_benefit): New static variables.
1276 (cgraph_estimate_time_after_inlining): New function.
1277 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1278 (cgraph_clone_inlined_nodes): Update size.
1279 (cgraph_mark_inline_edge): Update size.
1280 (cgraph_estimate_growth): Use size info.
1281 (cgraph_check_inline_limits): Check size.
1282 (cgraph_default_inline_p): Likewise.
1283 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1284 (cgraph_decide_recursive_inlining): Check size.
1285 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1286 times.
1287 (cgraph_decide_inlining): Likewise.
1288 (cgraph_decide_inlining_incrementally): Likewise; honor
1289 PARAM_EARLY_INLINING_INSNS.
1290 (likely_eliminated_by_inlining_p): New predicate.
1291 (estimate_function_body_sizes): New function.
1292 (compute_inline_parameters): Use it.
1293 * except.c (must_not_throw_labels): New function.
1294 * except.h (must_not_throw_labels): Declare.
1295 * tree-inline.c (init_inline_once): Kill inlining_weigths
1296 * tree-ssa-structalias.c: Avoid uninitialized warning.
1297 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1298 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1299 (PARAM_INLINE_CALL_COST): Remove.
1300 (PARAM_EARLY_INLINING_INSNS): New.
1302 2009-05-15 Richard Guenther <rguenther@suse.de>
1304 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
1305 not TODO_update_ssa.
1307 2009-05-15 Richard Guenther <rguenther@suse.de>
1309 PR tree-optimization/39999
1310 * gimple.h (gimple_expr_type): Use the expression type looking
1311 through useless conversions.
1312 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
1313 (vn_nary_op_insert_stmt): Likewise.
1314 (simplify_binary_expression): Likewise.
1316 2009-05-15 Richard Guenther <rguenther@suse.de>
1318 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1319 New options, enabled by default.
1320 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1321 Document.
1322 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
1323 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
1324 * tree-ssa-structalias.c (gate_tree_pta): New function.
1325 (pass_build_alias): Use it.
1327 2009-05-15 Joseph Myers <joseph@codesourcery.com>
1329 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
1330 recurse on an invariant address if a conversion from a pointer
1331 type to a wider integer type is involved.
1333 2009-05-15 Jan Hubicka <jh@suse.cz>
1335 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1336 * cgraph.h (struct inline_summary): New filed self_wize,
1337 size_inlining_benefit, self_time and time_inlining_benefit.
1338 (struct cgraph_global_info): Replace insns by time ans size fields.
1339 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1340 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1341 (ipcp_update_callgraph): Do not touch function bodies.
1342 * ipa-inline.c: Include except.h
1343 (MAX_TIME): New constant.
1344 (overall_insns): Remove
1345 (overall_size, max_benefit): New static variables.
1346 (cgraph_estimate_time_after_inlining): New function.
1347 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1348 (cgraph_clone_inlined_nodes): Update size.
1349 (cgraph_mark_inline_edge): Update size.
1350 (cgraph_estimate_growth): Use size info.
1351 (cgraph_check_inline_limits): Check size.
1352 (cgraph_default_inline_p): Likewise.
1353 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1354 (cgraph_decide_recursive_inlining): Check size.
1355 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1356 times.
1357 (cgraph_decide_inlining): Likewise.
1358 (cgraph_decide_inlining_incrementally): Likewise; honor
1359 PARAM_EARLY_INLINING_INSNS.
1360 (likely_eliminated_by_inlining_p): New predicate.
1361 (estimate_function_body_sizes): New function.
1362 (compute_inline_parameters): Use it.
1363 * except.c (must_not_throw_labels): New function.
1364 * except.h (must_not_throw_labels): Declare.
1365 * tree-inline.c (init_inline_once): Kill inlining_weigths
1366 * tree-ssa-structalias.c: Avoid uninitialized warning.
1367 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1368 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1369 (PARAM_INLINE_CALL_COST): Remove.
1370 (PARAM_EARLY_INLINING_INSNS): New.
1371 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
1372 (inline-call-cost): Remove.
1373 (early-inlining-insns): New.
1375 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
1377 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
1378 for bounds.
1379 (print_int_cst_bounds_in_octal_p): Likewise.
1380 (dbxout_type): Adjust calls to above functions. Be prepared to deal
1381 with subtypes.
1382 * dwarf2out.c (base_type_die): Likewise.
1383 (is_subrange_type): Delete.
1384 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
1385 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
1386 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
1387 the destination type is boolean.
1388 (build_range_check): Do not special-case subtypes.
1389 (fold_sign_changed_comparison): Likewise.
1390 (fold_unary): Likewise.
1391 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
1392 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
1393 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
1394 * tree.c (subrange_type_for_debug_p): New predicate based on the former
1395 is_subrange_type.
1396 * tree.h (subrange_type_for_debug_p): Declare.
1397 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
1398 (convert_affine_scev): Remove call to above function.
1399 (chrec_convert_aggressive): Likewise.
1400 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
1401 false for conversions involving subtypes.
1402 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
1403 (vrp_val_min): Likewise.
1404 (needs_overflow_infinity): Likewise.
1405 (extract_range_from_unary_expr): Likewise.
1407 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
1409 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1410 * config/frv/frv.c: Likewise.
1411 * config/s390/s390.c: Likewise.
1412 * config/sparc/sparc.h: Likewise.
1413 * config/i386/i386.h: Likewise.
1414 * config/i386/i386.c: Likewise.
1415 * config/crx/crx.c: Likewise.
1416 * config/m68hc11/m68hc11.h: Likewise.
1417 * config/iq2000/iq2000.c: Likewise.
1418 * config/mn10300/mn10300.h: Likewise.
1419 * config/mn10300/mn10300.c: Likewise.
1420 * config/m68k/m68k.c: Likewise.
1421 * config/rs6000/rs6000.c: Likewise.
1422 * config/rs6000/xcoff.h: Likewise.
1423 * config/rs6000/linux64.h: Likewise.
1424 * config/rs6000/sysv4.h: Likewise.
1425 * config/score/score3.c: Likewise.
1426 * config/score/score7.c: Likewise.
1427 * config/score/score.c: Likewise.
1428 * config/arm/arm.md: Likewise.
1429 * config/mips/mips.c: Likewise.
1430 * config/mips/mips.md: Likewise.
1431 * config/bfin/bfin.h: Likewise.
1432 * config/pa/pa.c: Likewise.
1433 * config/pa/constraints.md: Likewise.
1435 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
1436 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
1437 * config/pdp11/pdp11.h: Use memory_address_p instead.
1439 2009-05-14 Ian Lance Taylor <iant@google.com>
1441 * passes.c (finish_optimization_passes): Change i to int.
1442 * plugin.c (plugins_active_p): Change event to int.
1443 (dump_active_plugins): Likewise.
1444 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
1445 Add cast.
1446 * tree.c (tree_range_check_failed): Change c to unsigned int.
1447 (omp_clause_range_check_failed): Likewise.
1448 (build_common_builtin_nodes): Change mode to int. Add cast.
1449 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
1450 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
1452 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
1453 ++ or -- with a variable of enum type.
1455 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1457 PR driver/40144
1458 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
1460 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1462 * store-motion.c: Do not include params.h
1463 * Makefile.in: Fix dependencies for various files.
1465 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1467 * auto-inc-dec.c: Fix pass description, remove apparent
1468 accidental duplication.
1470 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
1472 PR middle-end/40147
1473 * ipa-utils.h (memory_identifier_string): Moved to ...
1474 * tree.h (memory_identifier_string): Here. Add GTY(()).
1476 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1478 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
1479 in the former documentation of...
1480 (GO_IF_LEGITIMATE_ADDRESS): ... this.
1481 * ira-conflicts.c (get_dup_num): Use address_operand.
1482 * targhooks.c (default_legitimate_address_p): New.
1483 * targhooks.h (default_legitimate_address_p): New.
1484 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
1485 Call hook.
1486 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
1487 * target.h (struct target): Add legitimate_address_p.
1488 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
1489 (TARGET_INITIALIZER): Include it.
1491 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1492 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
1493 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
1494 (TARGET_LEGITIMATE_ADDRESS_P): New.
1496 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1497 (REG_OK_STRICT_P): Delete.
1498 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
1499 (frv_legitimate_address_p_1): ... this.
1500 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
1501 (frv_legitimate_address_p_1): ... the renamed old
1502 frv_legitimate_address_p.
1503 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
1504 (TARGET_LEGITIMATE_ADDRESS_P): New.
1506 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1507 * config/s390/s390-protos.h (legitimate_address_p): Remove.
1508 * config/s390/s390.c (legitimate_address_p): Rename to...
1509 (s390_legitimate_address_p): ... this, make static.
1510 (legitimize_address): Adjust call.
1511 (TARGET_LEGITIMATE_ADDRESS_P): New.
1512 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
1514 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1515 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
1516 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
1517 (TARGET_LEGITIMATE_ADDRESS_P): New.
1519 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1520 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
1521 * config/spu/spu.c (spu_legitimate_address): Rename to...
1522 (spu_legitimate_address_p): ... this, make static.
1523 (TARGET_LEGITIMATE_ADDRESS_P): New.
1525 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1526 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
1527 * config/sparc/sparc.c (legitimate_address_p): Rename to...
1528 (sparc_legitimate_address_p): ... this, make static and return bool.
1529 (legitimize_address): Adjust call.
1530 (TARGET_LEGITIMATE_ADDRESS_P): New.
1532 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1533 * config/i386/i386-protos.h (legitimate_address_p): Remove.
1534 * config/i386/i386.c (legitimate_address_p): Rename to...
1535 (ix86_legitimate_address_p): ... this, make static.
1536 (constant_address_p): Move after it, adjust call.
1537 (TARGET_LEGITIMATE_ADDRESS_P): New.
1539 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1540 * config/avr/avr-protos.h (legitimate_address_p): Remove.
1541 * config/avr/avr.c (legitimate_address_p): Rename to...
1542 (avr_legitimate_address_p): ... this, make static.
1543 (legitimize_address): Adjust call.
1544 (TARGET_LEGITIMATE_ADDRESS_P): New.
1546 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1547 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
1548 * config/crx/crx.c (crx_legitimate_address_p): Make static.
1549 (TARGET_LEGITIMATE_ADDRESS_P): New.
1551 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1552 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
1553 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
1554 (TARGET_LEGITIMATE_ADDRESS_P): New.
1556 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1557 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
1558 Remove.
1559 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1560 Make static.
1561 (TARGET_LEGITIMATE_ADDRESS_P): New.
1563 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1564 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
1565 Remove.
1566 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
1567 Rename to...
1568 (m68hc11_legitimate_address_p): ... this, make static.
1569 (go_if_legitimate_address_internal): Rename to...
1570 (m68hc11_legitimate_address_p_1): ... this.
1571 (legitimize_address): Adjust call.
1572 (TARGET_LEGITIMATE_ADDRESS_P): New.
1574 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1575 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
1576 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
1577 (TARGET_LEGITIMATE_ADDRESS_P): New.
1579 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1580 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
1581 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
1582 (mn10300_legitimate_address_p): ... this, make static.
1583 (TARGET_LEGITIMATE_ADDRESS_P): New.
1585 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1586 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
1587 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
1588 (TARGET_LEGITIMATE_ADDRESS_P): New.
1590 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1591 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
1592 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
1593 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1594 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
1595 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
1596 (rs6000_legitimate_address_p): ... this, make static.
1597 (TARGET_LEGITIMATE_ADDRESS_P): New.
1598 (REG_MODE_OK_FOR_BASE_P): Delete.
1599 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
1601 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1602 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
1603 Delete.
1604 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
1605 static, adjust types.
1606 (TARGET_LEGITIMATE_ADDRESS_P): New.
1608 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1609 * config/score/score.c (score_address_p): Rename to...
1610 (score_legitimate_address_p): ... this.
1611 (TARGET_LEGITIMATE_ADDRESS_P): New.
1612 * config/score/score3.c (score3_address_p): Rename to...
1613 (score3_legitimate_address_p): ... this.
1614 * config/score/score7.c (score7_address_p): Rename to...
1615 (score7_legitimate_address_p): ... this.
1617 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
1618 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
1619 GO_IF_LEGITIMATE_ADDRESS): Delete.
1620 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
1621 thumb2_legitimate_address_p): Delete.
1622 (arm_legitimate_address_p): Rename to...
1623 (arm_legitimate_address_outer_p): ... this.
1624 * config/arm/constraints.md ("Uq"): Adjust call.
1625 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
1626 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
1627 (arm_legitimate_address_outer_p): ... this.
1628 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
1629 (TARGET_LEGITIMATE_ADDRESS_P): New.
1631 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1632 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
1633 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
1634 (TARGET_LEGITIMATE_ADDRESS_P): New.
1636 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1637 * config/vax/vax-protos.h (legitimate_address_p): Remove.
1638 * config/vax/vax.c (legitimate_address_p): Rename to...
1639 (vax_legitimate_address_p): ... this, make static.
1640 (TARGET_LEGITIMATE_ADDRESS_P): New.
1642 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1643 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
1644 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
1645 (TARGET_LEGITIMATE_ADDRESS_P): New.
1647 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1648 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
1649 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
1650 (mmix_legitimate_address_p): ... this, make static.
1651 (TARGET_LEGITIMATE_ADDRESS_P): New.
1653 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1654 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
1655 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
1656 (TARGET_LEGITIMATE_ADDRESS_P): New.
1658 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1660 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
1661 of MODE_COMPLEX_INT.
1663 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1665 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
1666 LCT_NORMAL in function call.
1667 * mips-tdump.c (print_file_desc): Add cast to enum type.
1668 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
1669 (mark_stabs): Add casts to enum types.
1670 (parse_stabs_common): Add casts to enum types.
1672 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1674 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
1675 Check for invalid values of LETTER.
1677 2009-05-13 Taras Glek <tglek@mozilla.com>
1679 * attribs.c (register_attribute): moved out attribute registration into
1680 register_attribute.
1681 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
1682 * gcc-plugin.h: Added forward decl for register_attribute.
1683 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
1684 * plugin.c (register_callback, invoke_plugin_callbacks): Added
1685 PLUGIN_ATTRIBUTES boilerplate.
1687 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
1689 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
1690 values even in sentinel and empty entries.
1691 (ms_printf_flag_specs): Likewise.
1692 (ms_scanf_flag_specs): Likewise.
1693 (ms_strftime_flag_specs): Likewise.
1694 (ms_print_char_table): Likewise.
1695 (ms_scan_char_table): Likewise.
1696 (ms_time_char_table): Likewise.
1698 2009-05-13 Doug Kwan <dougkwan@google.com>
1700 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
1702 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1704 * config/mips/mips.md (store): Add attributes for QI and HI.
1705 Update comment.
1706 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
1707 (truncdi<mode>2): ... this new pattern.
1709 2009-05-13 Brad Hards <bradh@kde.org>
1711 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
1713 2009-05-14 Jakub Jelinek <jakub@redhat.com>
1714 Ben Elliston <bje@au.ibm.com>
1716 PR middle-end/40035
1717 * dse.c (check_mem_read_rtx): Guard against width == -1.
1719 2009-05-13 Michael Matz <matz@suse.de>
1721 PR middle-end/39976
1722 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
1723 (trivially_conflicts_p): New function.
1724 (insert_backedge_copies): Use it.
1726 2009-05-13 Janis Johnson <janis187@us.ibm.com>
1728 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
1729 (handle_stdc_pragma): Use new enum constant names.
1730 (handle_pragma_float_const_decimal64): Ditto.
1732 2009-05-13 Ian Lance Taylor <iant@google.com>
1734 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
1735 tree.def.
1737 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
1739 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
1740 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
1741 multilibs.
1742 * config/m68k/m68k.h (FL_UCLINUX): Define.
1744 2009-05-13 Jan Hubicka <jh@suse.cz>
1746 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
1748 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1750 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
1751 unless -fschedule-insns is specified.
1753 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1755 PR target/39561
1756 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
1757 TARGET_EXPAND_CBRANCHDI4.
1758 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
1759 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
1760 (cmpeqdi): Fix comment.
1762 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1764 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
1765 (sh_legitimate_address_p): Likewise.
1766 * config/sh/sh.c (sh_legitimate_index_p): New.
1767 (sh_legitimate_address_p): Likewise.
1768 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
1769 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
1770 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
1771 (MAYBE_BASE_REGISTER_RTX_P): New macro.
1772 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
1773 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
1774 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
1775 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
1776 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
1778 2009-05-12 Jan Hubicka <jh@suse.cz>
1780 * tree-inline.c (estimate_operator_cost): Add operands;
1781 when division happens by constant, it is cheap.
1782 (estimate_num_insns): Loads and stores are not having cost of 0;
1783 EH magic stuff is cheap; when computing runtime cost of switch,
1784 use log2 base of amount of its cases; builtin_expect has cost of 0;
1785 compute cost for moving return value of call.
1786 (init_inline_once): Initialize time_based flags.
1787 * tree-inline.h (eni_weights_d): Add time_based flag.
1789 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1791 * df-core.c: Update head documentation.
1793 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1795 PR bootstrap/40118
1796 * rs6000.c (rs6000_generate_compare): Use op1b instead of
1797 shadowing exisiting variable op1.
1799 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
1801 PR target/37179
1802 * config/i386/driver-i386.c (processor_signatures): New enum.
1803 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
1804 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
1805 processor signature to detect geode processor.
1807 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1809 Revert:
1811 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1813 * optabs.c (prepare_cmp_insn): Temporarily disable test that
1814 causes spurious differences between trunk and cond-optab branch.
1816 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1818 * dojump.c (compare_from_rtx): Delete.
1819 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
1820 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
1821 if the comparison does not satisfy the predicate; test predicates for
1822 operands 2 and 3 of a cstore pattern. Don't try cstore optab
1823 further if one existing pattern fails.
1824 * expr.h (compare_from_rtx): Delete.
1825 (prepare_operand): Declare it.
1826 * optabs.c: Change "lib call" to "libcall" throughout.
1827 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
1828 HAVE_conditional_trap, emit_cmp_insn): Delete.
1829 (can_compare_p): Delete cmp_optab case.
1830 (prepare_float_lib_cmp): Return an rtx and a machine mode.
1831 Accept other parameters by value.
1832 (prepare_operand): Make non-static.
1833 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
1834 other parameters by value. Try to widen operands here based on
1835 an optab_methods argument and looking at cbranch_optab.
1836 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
1837 loop. Use cbranch_optab directly.
1838 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
1839 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
1840 assertion.
1841 (emit_conditional_move, emit_conditional_add): Inline what's needed
1842 of compare_from_rtx, using new prepare_cmp_insn for the rest.
1843 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
1844 with COMPARE. Move cmov_optab and cstore_optab above
1845 with cbranch_optab, move cmp_optab down with ucmp_optab,
1846 remove tst_otpab. Do not initialize trap_rtx.
1847 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
1848 for trap code. Do not check HAVE_conditional_trap. Use
1849 prepare_cmp_insn. Accept no predicate for operand 3.
1850 * optabs.h (OTI_cmp): Mark as used only for libcalls.
1851 (OTI_ctrap, ctrap_optab): New.
1852 (tst_optab): Delete.
1853 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
1854 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
1855 with lookup of ctrap_optab.
1856 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
1857 setcc_gen_code): Delete.
1858 (ctrap_optab): New.
1860 * combine.c (combine_simplify_rtx, simplify_set): Do not
1861 special case comparing against zero for cc0 machines.
1862 * simplify-rtx.c (simplify_binary_operation_1): Never remove
1863 COMPARE on cc0 machines.
1864 (simplify_relational_operation): Return a new expression when
1865 a COMPARE could be removed.
1866 * final.c (final_scan_insn): Compare cc_status values
1867 against LHS of a (compare FOO (const_int 0)) cc0 source.
1868 Also check if cc_status.value is the full compare.
1870 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
1871 (cstoreMM4): Document.
1872 (conditional_trap): Document ctrapMM4 instead.
1873 (sync_compare_and_swapMM): Refer to cbranchcc4.
1874 (Dependent Patterns): Eliminate obsolete information referring to
1875 the old jump optimization phase.
1876 (Canonicalization): Include cbranchcc4 case, omit canonicalization
1877 of compares with 0 on cc0 machines.
1878 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
1879 avoiding references to cc0. Remove text about storing operands
1880 in cmpMM.
1881 * doc/tm.texi (Condition Codes): Include blurb on different
1882 condition code representations, separate into subsections for
1883 CC0, MODE_CC and conditional execution.
1885 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
1886 alpha_emit_setcc): Accept operands and a machine mode.
1887 * config/alpha/alpha.c (alpha_emit_conditional_branch):
1888 Get code/op0/op1 from operands, use machine mode argument
1889 instead of alpha_compare.fp_p. Emit the branch here.
1890 (alpha_emit_setcc): Likewise, and return boolean.
1891 (alpha_emit_conditional_move): Likewise. Assert that
1892 cmp_op_mode == cmp_mode, and simplify accordingly.
1893 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
1894 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
1895 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
1896 Delete.
1897 (stack probe test): Use cbranchdi4.
1898 * config/alpha/predicates.md (alpha_cbranch_operator): New.
1900 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
1901 * config/arc/arc.h (movsicc, movsfcc): Use it.
1902 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
1903 (cbranchsi4, cstoresi4): New.
1904 (cmpsi, bCC and sCC expanders): Remove.
1906 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
1907 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
1908 * config/arm/predicates.md (arm_comparison_operator): Only include
1909 floating-point operators if there is a hardware floating-point unit.
1910 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
1911 deferring to cbranch_cc and cstore_cc respectively.
1912 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
1913 cbranch_cc, cstore_cc): New.
1914 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
1915 arm_compare_op1.
1916 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
1918 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
1919 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
1920 as an argument.
1921 (adjust_insn_length): Adjust calls.
1922 (avr_reorg): Handle (compare (foo) (const_int 0)).
1923 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
1924 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
1925 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
1926 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
1927 (bCC): Remove.
1928 (cbranchqi4, cbranchhi4, cbranchsi4): New.
1929 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
1931 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
1932 (cbranchsi4, cstorebi4, cstoresi4): New.
1933 (movbisi): This insn is duplicate, split it to zero_extend.
1934 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
1935 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
1936 (bfin_optimize_loop): Use cbranch expander.
1937 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
1938 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
1939 (bfin_bimode_comparison_operator): ... this.
1940 (bfin_direct_comparison_operator): New.
1942 * config/cris/cris.c (cris_normal_notice_update_cc): Look
1943 inside (compare FOO (const_int 0)).
1944 (cris_rtx_costs): Handle ZERO_EXTRACT.
1945 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
1946 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
1947 (*tstdi_v32): Delete.
1948 (*cmpdi_non_v32): Add M alternative for operand 1.
1949 (cmpsi, cmp<mode>): Make private.
1950 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
1951 with COMPARE.
1952 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
1954 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
1955 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
1956 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
1957 (cc_reg_operand): New.
1958 (any_cond): Delete.
1959 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
1960 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
1961 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
1962 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
1963 crx_expand_scond): Delete.
1965 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
1966 (cbranchsi4): New.
1967 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
1968 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
1970 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
1971 cstoresi4, cstoresf4, cstoredf4): New.
1972 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
1973 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
1974 Receive the entire operands array.
1975 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
1976 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
1977 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
1978 Get test/op0/op1 from the operands array.
1979 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
1981 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
1982 (h8300_expand_store): New.
1983 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
1984 (const_int 0)).
1985 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
1986 (h8300_expand_store): New.
1987 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
1988 or do not try to produce (set (cc0) REG).
1989 (peepholes): Wrap arguments with COMPARE. Add a peephole to
1990 change a compare into a move to a scratch register. Disable some
1991 peepholes when comparing with zero.
1992 (tstsi, tsthi, tstsi, cmpqi): Make private.
1993 (cmphi): Delete.
1994 (bCC, sCC): Delete.
1995 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
1996 cstoresi4): New.
1998 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
1999 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
2000 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
2001 (ix86_emit_i387_log1p): Use cbranchxf2.
2002 (ix86_expand_setcc): Return void.
2003 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
2004 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
2005 cmp<MODEF>, cmpcc): Remove.
2006 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
2007 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
2008 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
2009 (sCC and bCC expanders): Remove.
2010 (stack_protect_test): Use cbranchcc4.
2012 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
2013 Delete.
2014 (ia64_expand_compare): Accept three rtx by reference and return void.
2015 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
2016 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
2017 from *expr. Update *expr with the BImode comparison to do.
2018 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
2019 cmptf, bCC, sCC, conditional_trap): Delete.
2020 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
2021 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
2022 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
2023 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
2024 * config/ia64/predicates.md (ia64_cbranch_operator): New.
2026 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
2027 type of last argument.
2028 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
2029 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
2030 use machine mode argument instead of branch_type. Remove dead
2031 code for floating-point comparisons.
2032 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
2033 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
2034 Remove.
2035 (cbranchsi4, cstoresi4): New.
2036 * config/iq2000/predicates.md (reg_or_const_operand): New.
2038 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
2039 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
2040 (b<code>_op): Rewrite to...
2041 (bcc_op): ... this, using match_operator.
2042 (s<code>_op): Rewrite to...
2043 (scc_op): ... this, using match_operator.
2044 (s<code>_24_op): Rewrite to...
2045 (scc_op_24): ... this, using match_operator.
2046 (s<code>_<mode>): Rewrite to...
2047 (cstore<mode>4): ... this, using match_operator.
2048 (s<code>_<mode>_24): Rewrite to...
2049 (cstore<mode>4_24): ... this, using match_operator.
2050 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
2051 m32c_unpend_compare, m32c_expand_scc): Delete.
2052 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
2053 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
2054 (m32c_expand_movcc): Change NE to EQ if necessary.
2055 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
2057 * config/m32r/m32r-protos.h (gen_cond_store): New.
2058 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
2059 (gen_cond_store): New, from sCC patterns.
2060 (m32r_expand_block_move): Use cbranchsi4.
2061 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
2062 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
2063 (cbranchsi4, cstoresi4): New.
2065 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
2066 Delete.
2067 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
2068 (m68hc11_notice_update_cc): Look into a compare with 0.
2069 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
2070 Delete.
2071 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
2072 cmphi, cmpqi, bCC): Delete.
2073 (cbranchsi4, cbranchhi4, cbranchqi4): New.
2074 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
2075 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
2076 sets with COMPARE.
2078 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
2079 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
2080 * config/m68k/constraints.md (H): New.
2081 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
2082 the define_insn below.
2083 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
2084 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
2085 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
2086 patterns): Wrap RHS with COMPARE.
2087 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
2088 (*cmpdi_internal): Name this pattern.
2089 (cmpdi): Change to define_insn.
2090 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
2091 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
2092 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
2093 predicate.
2094 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
2095 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
2096 (conditional_trap): Change to...
2097 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
2098 (*conditional_trap): Use the ordered_comparison_operator and
2099 const1_operand predicates.
2100 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
2101 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
2102 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
2103 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
2105 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
2106 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
2107 (mcore_gen_compare): New.
2108 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
2109 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
2110 (mcore_gen_compare): ... this.
2111 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
2112 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
2113 (stack probe pattern): Use cbranchsi4.
2115 * config/mips/predicates.md (mips_cstore_operator): New.
2116 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
2117 * config/mips/mips.md (any_cond): Delete.
2118 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
2119 always succeed.
2120 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
2121 fixuns_truncsfdi2): Use cbranch patterns.
2122 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
2123 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
2124 Adjust call to mips_expand_conditional_branch.
2125 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
2126 cstore<GPR:mode>4.
2127 * config/mips/mips-protos.h (mips_expand_conditional_branch,
2128 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
2129 * config/mips/mips.c (cmp_operands): Delete.
2130 (mips_emit_compare): Get comparison operands from *op0/*op1.
2131 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
2132 that it succeeds. Use op0/op1 instead of cmp_operands.
2133 (mips_expand_conditional_branch, mips_expand_conditional_move,
2134 mips_expand_conditional_trap): Likewise.
2135 (mips_block_move_loop): Use cbranch patterns.
2136 * config/mips/mips.h (cmp_operands): Delete.
2138 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
2139 (mmix_gen_compare_reg): Just return a register in the right CC mode.
2140 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
2141 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
2142 (*cmpcc_folded): Rename to...
2143 (*cmpdi_folded): this.
2144 (*cmpcc): Rename to...
2145 (*cmps): ... this.
2146 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
2147 (bCC): Remove.
2148 (cbranchdi4): New.
2149 (cbranchdf4): New. Handle invalid comparisons here.
2150 * config/mmix/predicates.md (float_comparison_operator): New.
2152 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
2153 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
2154 * config/mn10300/mn10300.md (tst): Delete.
2155 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
2156 Name these patterns and wrap RHS in a compare.
2157 (*cmpsi): Make this pattern private. Include tst.
2158 (*cmpsf): Make this pattern private.
2159 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
2160 (compare with zero peepholes): Likewise.
2161 (bCC): Remove.
2162 (cbranchsi4, cbranchsf4): New.
2163 (casesi): Use cbranchsi4.
2165 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
2166 hppa_branch_type): Delete.
2167 (return_addr_rtx): Use cbranchsi4.
2168 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
2169 Emit CCFPmode comparison here.
2170 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
2171 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
2172 hppa_branch_type): Delete.
2173 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
2174 (movsicc, movdicc): Remove references to hppa_compare_op0,
2175 hppa_compare_op1 and compare_from_rtx.
2176 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
2177 (casesi): Use cbranchsi4.
2179 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
2180 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
2181 * config/pdp11/pdp11.md (register_or_const0_operand): New.
2182 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
2183 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
2184 (bCC): Delete.
2185 (cbranchdf4, cbranchhi4, cbranchqi4): New.
2186 (*branch, *branch_inverted): New.
2188 * config/picochip/picochip.md (cbranchhi4): Use
2189 ordered_comparison_operator.
2190 (cmphi, bCC): Remove.
2192 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
2193 (trap_comparison_operator): Delete.
2194 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
2195 rs6000_emit_cbranch): Accept mode and operands.
2196 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
2197 rs6000_compare_fp_p): Delete.
2198 (rs6000_generate_compare): Accept mode and comparison. Extract code
2199 and op0/op1 from there. Replace references to rs6000_compare_op0
2200 and rs6000_compare_op1.
2201 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
2202 extract result from passed operands.
2203 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
2204 extract loc from passed operands.
2205 (rs6000_emit_cmove): Likewise.
2206 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
2207 rs6000_compare_fp_p): Delete.
2208 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
2209 (cbranch<GPR>4, cbranch<FP>4): New.
2210 (cstore<mode>4): New. Consolidate here all choices about when to use
2211 portable or specialized sCC sequences.
2212 (stack_protect_test): Use cbranchsi4.
2213 (conditional_trap): Replace with ctrap<GPR>4.
2214 (conditional trap insn): Replace trap_comparison_operator with
2215 ordered_comparison_operator.
2217 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
2218 (s390_emit_prologue): Use ctrap.
2219 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
2220 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
2221 New predicates replacing...
2222 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
2223 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
2224 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
2225 (add<mode>cc): Do not use s390_compare_op0/op1.
2226 (s<code>): Change to...
2227 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
2228 (seq): Change to...
2229 (cstorecc4): ... this. Handle EQ or NE equally.
2230 (*sne): Un-privatize for use in cstorecc4.
2231 (b<code>): Change to...
2232 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
2233 (conditional_trap): Replace with...
2234 (ctrap<GPR>4, ctrap<FP>4): ... these.
2235 (stack_protect): Use cbranchcc4.
2237 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
2238 * config/score/score-protos.h (score_gen_cmp): Delete.
2239 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
2240 (score_block_move-loop): Use cbranchsi4.
2241 * config/score/score.md (cbranchsi4): New.
2242 (cmpsi, bCC): Delete.
2243 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
2244 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2245 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
2246 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2247 * config/score/score3.h (score3_gen_cmp): Delete.
2248 * config/score/score7.h (score7_gen_cmp): Delete.
2250 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
2251 (sh_emit_scc_to_t): ... this. Return void.
2252 (from_compare): Rename to...
2253 (sh_emit_compare_and_branch): ... this.
2254 (sh_emit_compare_and_set): New.
2255 (sh_expand_t_scc): Accept operands.
2256 * config/sh/predicates.md (sh_float_comparison_operator): New.
2257 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
2258 (prepare_scc_operands): Rename to...
2259 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
2260 arguments.
2261 (sh_emit_cheap_store_flag): New.
2262 (sh_emit_set_t_insn): New.
2263 (from_compare): Rename to...
2264 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
2265 handling of TARGET_SH2E floating point to avoid recursive call.
2266 Generate branch here.
2267 (sh_emit_compare_and_set): New.
2268 (sh_expand_t_scc): Get op0/op1 from arguments.
2269 (sh_emit_cheap_store_flag): New.
2270 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
2271 cases.
2272 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
2273 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
2274 (movsicc, movdicc): Do nothing when it recreated operands from
2275 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
2276 prepare_scc_operands (now sh_emit_scc_to_t).
2277 (udivdi3): Use cstoresi4.
2278 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
2279 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
2280 (cbranchint4_media, cbranchfp4_media): New.
2281 (casesi): Use cbranchdi4.
2282 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
2283 Delete.
2284 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
2285 (movnegt): Remove second operand.
2286 (cbranchsf4, cbranchdf4): New.
2287 (stack_protect): Use cbranchdi4/cbranchsi4.
2289 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
2290 (gen_compare_reg): Accept comparison, extract part of it to...
2291 (gen_compare_reg_1): ... this.
2292 (gen_compare_operator): Delete.
2293 (gen_v9_scc): Accept separate destination, comparison code and arms.
2294 Do not use sparc_compare_op0/sparc_compare_op1.
2295 (emit_scc_insn, emit_conditional_branch_insn): New.
2296 (emit_v9_brxx): Make static. Remove useless assertion.
2297 (sparc_emit_float_lib_cmp): Return RTL instead of calling
2298 emit_cmp_insn.
2299 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
2300 * config/sparc/sparc-protos.h (gen_compare_reg,
2301 sparc_emit_float_lib_cmp): Adjust prototype.
2302 (emit_scc_insn, emit_conditional_branch_insn): New.
2303 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
2304 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
2305 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
2306 iterators to the top.
2307 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
2308 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
2309 snedi_special_trunc): Delete.
2310 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
2311 and snedi_special_trunc.
2312 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
2313 cbranchdi4, cbranch<F:mode>4): New.
2314 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
2315 here. Use gen_compare_reg instead of gen_compare_operator.
2316 (conditional_trap): Replace with...
2317 (ctrapsi4, ctrapdi4): ... this.
2318 (stack_protect_test): Use cbranchcc4.
2320 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
2321 argument to rtx.
2322 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
2323 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
2324 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
2325 from operands[0] or operands[3] depending on is_set.
2326 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
2327 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
2328 cmpdf, bCC), sCC: Remove.
2329 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
2330 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
2331 cstoredf4): New.
2332 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
2333 spu_emit_branch_or_set.
2335 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
2336 Add two arguments.
2337 * config/stormy16/stormy16.h (xstormy16_compare_op0,
2338 xstormy16_compare_op1): Delete.
2339 * config/stormy16/stormy16.c (xstormy16_compare_op0,
2340 xstormy16_compare_op1): Delete.
2341 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
2342 Adjust calls.
2343 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
2344 (cmphi, cmpsi, bCC): Remove.
2346 * config/v850/v850.md (tstsi, cmpsi): Fold into...
2347 (*cmpsi): ... this one.
2348 (cbranchsi4, cstoresi4): New.
2349 (bCC expanders): Delete.
2350 (sCC insns): Fold into...
2351 (*setcc): ... this one.
2352 (casesi): Do not use gen_cmpsi and gen_bgtu.
2353 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
2354 (movsicc): Simplify.
2355 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
2357 * config/vax/vax-protos.h (cond_name): New.
2358 (vax_output_conditional_branch): Remove.
2359 * config/vax/vax.c (cond_name): New.
2360 (vax_output_conditional_branch): Remove.
2361 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
2362 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
2363 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
2364 (bit<VAXint>): Wrap source with (compare).
2365 (b<code> and following unnamed pattern): Rename to *branch and
2366 *branch_reversed. Change macroization to match_operator.
2367 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
2369 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
2370 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
2371 Change last argument to machine_mode.
2372 (xtensa_expand_scc): Add machine_mode argument.
2373 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
2374 (gen_conditional_move, xtensa_expand_conditional_branch,
2375 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
2376 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
2377 Adjust operand numbers.
2378 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
2379 Delete.
2380 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
2381 (cmpsi, cmpsf, b<code>, s<code>): Delete.
2382 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
2384 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2386 * optabs.c (prepare_cmp_insn): Temporarily disable test that
2387 causes spurious differences between trunk and cond-optab branch.
2389 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2391 PR target/37137
2392 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
2394 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2396 * tree.c (iterative_hash_pointer): Delete.
2397 (iterative_hash_expr): Short-circuit handling of NULL pointer.
2398 Hash UIDs and versions of SSA names. Don't special-case built-in
2399 function declarations.
2401 2009-05-11 Ian Lance Taylor <iant@google.com>
2403 PR bootstrap/40103
2404 * graphite.c: Force -Wc++-compat to only be a warning before
2405 #including "cloog/cloog.h".
2407 2009-05-11 Martin Jambor <mjambor@suse.cz>
2409 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
2411 2009-05-11 Jan Hubicka <jh@suse.cz>
2413 * tree-ssa-loop-ivcanon.c: Include target.h
2414 (struct loop_size): new structure.
2415 (constant_after_peeling): New predicate.
2416 (tree_estimate_loop_size): New function.
2417 (estimated_unrolled_size): Rewrite for new estimates.
2418 (try_unroll_loop_completely): Use new estimates.
2419 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
2421 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2423 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
2424 libcpp interface change.
2425 (spu_macro_to_expand): Likewise.
2427 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
2429 PR tree-optimization/40026
2430 * gimplify.c (gimplify_init_constructor): Change initial conditional
2431 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
2432 optimize_compound_literals_in_ctor.
2434 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
2436 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
2437 New devices.
2438 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
2440 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
2442 * tree-vect-data-refs.c (vect_analyze_group_access): Use
2443 HOST_WIDE_INT for gap.
2445 2009-05-11 Ira Rosen <irar@il.ibm.com>
2447 PR tree-optimization/40074
2448 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
2449 account in group size and step comparison.
2451 2009-05-11 Richard Guenther <rguenther@suse.de>
2453 * passes.c (init_optimization_passes): Strip now incorrect comment.
2454 (execute_function_todo): Do not set PROP_alias.
2455 * tree-pass.h (PROP_alias): Remove.
2456 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
2457 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
2458 * tree-nrv.c (pass_return_slot): Likewise.
2459 * tree-object-size.c (pass_object_sizes): Likewise.
2460 * tree-ssa-dom.c (pass_dominator): Likewise.
2461 (pass_phi_only_cprop): Likewise.
2462 * tree-ssa-dse.c (pass_dse): Likewise.
2463 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
2464 (pass_cselim): Likewise.
2465 * tree-ssa-pre.c (pass_pre): Likewise.
2466 (pass_fre): Likewise.
2467 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
2468 * tree-ssa-sink.c (pass_sink_code): Likewise.
2469 * tree-stdarg.c (pass_stdarg): Likewise.
2470 * tree-tailcall.c (pass_tail_calls): Likewise.
2471 * tree-vrp.c (pass_vrp): Likewise.
2473 2009-05-10 Ian Lance Taylor <iant@google.com>
2475 * basic-block.h (enum profile_status): Break out of struct
2476 control_flow_graph.
2477 * cgraph.h (struct inline_summary): Break out of struct
2478 cgraph_local_info.
2479 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
2480 of struct cgraph_order_sort.
2481 * combine.c (enum undo_kind): New enum, broken out of struct undo.
2482 * cse.c (struct branch_path): Break out of struct
2483 cse_basic_block_data.
2484 * except.h (enum eh_region_type): Break out of struct eh_region.
2485 * gcc.c (enum add_del): Break out of struct modify_target.
2486 * genrecog.c (enum decision_type): Break out of struct decision_test.
2487 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
2488 ggc_pch_data.
2489 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
2490 * regmove.c (enum match_use): New enum, broken out of struct match.
2491 * sched-int.h (enum post_call_group): New enum, broken out of
2492 struct deps.
2493 (struct deps_reg): Break out of struct deps.
2494 * target.h (struct asm_int_op): Break out of struct gcc_target.
2495 * tree-eh.c (struct goto_queue_node): Break out of struct
2496 leh_tf_state.
2497 * tree-inline.h (enum copy_body_cge_which): Break out of
2498 copy_body_data.
2499 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
2501 * c-decl.c (in_struct, struct_types): New static variables.
2502 (pushtag): Add loc parameter. Change all callers.
2503 (lookup_tag): Add ploc parameter. Change all callers.
2504 (check_compound_literal_type): New function.
2505 (parser_xref_tag): Add loc parameter. Change all callers. If
2506 -Wc++-compat, warn about struct/union/enum types defined within a
2507 struct or union.
2508 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
2509 and loc parameters. Change all callers. Change error calls to
2510 error_at, using loc. For a redefinition, if the location of the
2511 original definition is known, report it. Set in_struct and
2512 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
2513 (finish_struct): Add new parameters enclosing_in_struct and
2514 enclosing_struct_types. Change all callers. Set
2515 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
2516 in the struct. If in a struct, add this struct to struct_types.
2517 (start_enum): Add loc parameter. Change all callers. Use
2518 error_at for errors, using loc. For a redefinition, if the
2519 location of the original definition is known, report it. If in a
2520 struct, add this enum type to struct_types. If -Wc++-compat warn
2521 if in sizeof, typeof, or alignof.
2522 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
2523 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
2524 (c_parser_enum_specifier): Get enum location for start_enum.
2525 (c_parser_struct_or_union_specifier): Get struct location for
2526 start_struct. Save in_struct and struct_types status between
2527 start_struct and finish_struct.
2528 (c_parser_cast_expression): Get location of cast.
2529 (c_parser_alignof_expression): Get location of type.
2530 (c_parser_postfix_expression): Likewise.
2531 (c_parser_postfix_expression_after_paren_type): Add type_loc
2532 parameter. Change all callers. Call check_compound_literal_type.
2533 Use type_loc for error about variable size type.
2534 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
2535 of an enum constant from an enum type defined in a struct or union.
2536 (c_cast_expr): Add loc parameter. Change all callers. If
2537 -Wc++-compat, warn about defining a type in a cast.
2538 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
2539 (start_enum, start_struct, finish_struct): Update declarations.
2540 (parser_xref_tag, c_cast_expr): Update declarations.
2541 (check_compound_literal_type): Declare.
2543 2009-05-11 Ben Elliston <bje@au.ibm.com>
2545 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
2546 for recent libcpp interface change.
2547 (rs6000_macro_to_expand): Likewise.
2549 2009-05-10 Michael Matz <matz@suse.de>
2551 PR target/40031
2552 * config/arm/arm.c (require_pic_register): Emit on entry edge,
2553 not at entry of function.
2555 2009-05-10 Richard Guenther <rguenther@suse.de>
2557 PR tree-optimization/40081
2558 Revert
2559 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2560 using the main variant of the element type. Do not fiddle with
2561 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2563 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
2564 structs with volatile fields.
2566 2009-05-10 Jan Hubicka <jh@suse.cz>
2568 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
2569 (estimate_move_cost): Assert that it does not get called for
2570 VOID_TYPE_P.
2571 (estimate_num_insns): Skip VOID types in argument handling.
2572 (optimize_inline_calls): Delete unreachable blocks and verify that
2573 callgraph is valid.
2575 2009-05-10 Jan Hubicka <jh@suse.cz>
2577 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
2578 * cgraph.c (cgraph_mark_address_taken_node): New function.
2579 (dump_cgraph_node): Dump new flag.
2580 * cgraph.h (struct cgraph_node): Add address_taken.
2581 (cgraph_mark_address_taken_node): New function.
2582 * ipa.c (cgraph_postorder): Prioritize functions with address taken
2583 since new direct calls can be born.
2585 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2587 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
2588 tok->val.node.node.
2590 2009-05-10 Jan Hubicka <jh@suse.cz>
2592 PR middle-end/40084
2593 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
2594 argument; rewrite.
2595 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
2596 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
2597 * tree-inline.c (copy_bb): Set frequency correctly.
2598 (fold_marked_statements): Update call to
2599 cgraph_update_edges_for_call_stmt.
2601 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2603 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
2604 identifiers in diagnostics.
2605 * config/arm/arm.c (arm_handle_fndecl_attribute,
2606 arm_handle_isr_attribute): Likewise.
2607 * config/avr/avr.c (avr_handle_progmem_attribute,
2608 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
2609 * config/bfin/bfin.c (handle_int_attribute,
2610 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
2611 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
2612 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
2613 Likewise.
2614 * config/darwin.c (darwin_handle_kext_attribute,
2615 darwin_handle_weak_import_attribute): Likewise.
2616 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
2617 h8300_handle_eightbit_data_attribute,
2618 h8300_handle_tiny_data_attribute): Likewise.
2619 * config/i386/i386.c (ix86_handle_cconv_attribute,
2620 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
2621 * config/i386/winnt.c (ix86_handle_shared_attribute,
2622 ix86_handle_selectany_attribute): Likewise.
2623 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2624 * config/m32c/m32c.c (function_vector_handler): Likewise.
2625 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
2626 m68hc11_handle_fntype_attribute): Likewise.
2627 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2628 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2629 * config/mips/mips.c (mips_insert_attributes,
2630 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
2631 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
2632 rs6000_handle_struct_attribute): Likewise.
2633 * config/sh/sh.c (sh_insert_attributes,
2634 sh_handle_resbank_handler_attribute,
2635 sh_handle_interrupt_handler_attribute,
2636 sh2a_handle_function_vector_handler_attribute,
2637 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2638 Likewise.
2639 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
2640 * config/spu/spu.c (spu_handle_fndecl_attribute,
2641 spu_handle_vector_attribute): Likewise.
2642 * config/stormy16/stormy16.c
2643 (xstormy16_handle_interrupt_attribute): Likewise.
2644 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
2645 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2647 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2649 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
2650 (pp_translate_identifiers): New.
2651 (pp_identifier): Only conditionally translate identifier to locale
2652 character set.
2653 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
2654 (pp_base_tree_identifier): Only conditionally translate identifier
2655 to locale character set.
2656 * c-pretty-print.c (M_): Define.
2657 (pp_c_type_specifier, pp_c_primary_expression): Mark English
2658 fragments for conditional translation with M_.
2659 * tree-pretty-print.c (maybe_init_pretty_print): Disable
2660 identifier translation.
2662 2009-05-10 Richard Guenther <rguenther@suse.de>
2664 PR tree-optimization/40081
2665 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2666 using the main variant of the element type. Do not fiddle with
2667 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2669 2009-05-09 Jan Hubicka <jh@suse.cz>
2671 PR middle-end/40080
2672 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
2673 indirect calls; verify cgraph afterwards.
2675 2009-05-09 Jan Hubicka <jh@suse.cz>
2677 PR bootstrap/40082
2678 * ipa.c (update_inlined_to_pointer): New function.
2679 (cgraph_remove_unreachable_nodes): Use it.
2681 2009-05-09 Jan Hubicka <jh@suse.cz>
2683 * tree-eh.c (struct leh_state): Remove prev_try.
2684 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
2685 not track prev_try.
2686 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
2687 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
2688 remove_eh_handler_and_replace, foreach_reachable_handler,
2689 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
2690 * except.h (struct eh_region): Remove eh_region_u_cleanup.
2691 (gen_eh_region_cleanup): Update prototype.
2693 2009-05-09 Jan Hubicka <jh@suse.cz>
2695 PR middle-end/40043
2696 * except.c (copy_eh_region): Always set prev_try.
2697 (redirect_eh_edge_to_label): Find outer try.
2698 (foreach_reachable_handler): When looking for prev try
2699 handle case where previous try is not going to be taken.
2701 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2703 PR tree-optimization/40049
2704 * tree-vect-stmts.c (vectorizable_operation): If the machine has
2705 only vector/vector shifts, convert the type of the constant to the
2706 appropriate type to avoid building incorrect trees, which
2707 eventually have problems with garbage collection.
2709 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2711 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
2712 -1 for complex floating-point types if honoring signed zeros.
2714 2009-05-08 Jan Hubicka <jh@suse.cz>
2716 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
2717 argument; handle correctly when profile is absent.
2718 (build_cgraph_edges): Update.
2719 (rebuild_cgraph_edges): Update.
2720 * cgraph.c: Do not include varray.h.
2721 (cgraph_set_call_stmt_including_clones): New function.
2722 (cgraph_create_edge_including_clones): Likewise
2723 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
2724 (cgraph_update_edges_for_call_stmt): Handle clones.
2725 (cgraph_remove_node): Handle clone tree.
2726 (cgraph_remove_node_and_inline_clones): New function.
2727 (dump_cgraph_node): Dump clone tree.
2728 (cgraph_clone_node): Handle clone tree.
2729 (clone_function_name): Bring here from tree-inline.c.
2730 (cgraph_create_virtual_clone): New function.
2731 * cgraph.h (ipa_replace_map): Move here from ipa.h.
2732 (cgraph_clone_info): New function.
2733 (strut cgraph_node): Add clone_info and new clone tree pointers.
2734 (cgraph_remove_node_and_inline_clones,
2735 cgraph_set_call_stmt_including_clones,
2736 cgraph_create_edge_including_clones,
2737 cgraph_create_virtual_clone): Declare.
2738 (cgraph_function_versioning): Use VEC argument.
2739 (compute_call_stmt_bb_frequency): Update prototype.
2740 (cgraph_materialize_all_clones): New function.
2741 * ipa-cp.c (ipcp_update_cloned_node): Remove.
2742 (ipcp_create_replace_map): Update to VECtors.
2743 (ipcp_update_callgraph): Use virtual clones.
2744 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
2745 (ipcp_update_profiling): Do not update local profiling.
2746 (ipcp_insert_stage): Use VECtors and virtual clones.
2747 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
2748 (clone_of_p): New function.
2749 (cgraph_preserve_function_body_p): Use clone tree.
2750 (cgraph_optimize): Materialize clones.
2751 (cgraph_function_versioning): Update for VECtors.
2752 (save_inline_function_body): Use clone tree.
2753 (cgraph_materialize_clone): New function.
2754 (cgraph_materialize_all_clones): Likewise.
2755 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
2756 * ipa.c: Include gimple.h.
2757 (cgraph_remove_unreachable_nodes): Use clone tree.
2758 * ipa-prop.c (ipa_note_param_call): Update call to
2759 compute_call_stmt_bb_frequencycall.
2760 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
2761 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
2762 (copy_bb): Handle updating of clone tree; add new edge when new call
2763 appears.
2764 (expand_call_inline): Be strict about every call having edge.
2765 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
2766 (delete_unreachable_blocks_update_callgraph): New function.
2767 (tree_function_versioning): Use VECtors; always remove unreachable
2768 blocks and fold conditionals.
2769 * tree-inline.h: Do not include varray.h.
2770 (tree_function_versioning): Remove.
2771 * Makefile.in (GTFILES): Remove tree-inline.c
2772 * passes.c (do_per_function): Do only functions having body.
2773 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
2774 tree.
2776 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
2777 Andrew Morrow <acm@google.com>
2779 PR c/36892
2780 * c-common.c (c_common_attribute_table): Permit deprecated
2781 attribute to take an optional argument.
2782 (handle_deprecated_attribute): If the optional argument to
2783 __attribute__((deprecated)) is not a string ignore the attribute
2784 and emit a warning.
2786 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
2787 * c-typeck.c (build_component_ref): Likewise.
2788 (build_external_ref): Likewise.
2790 * toplev.c (warn_deprecated_use): Add an attribute argument.
2791 Emit the message associated with __attribute__((deprecated)).
2793 * toplev.h (warn_deprecated_use): Updated.
2795 * doc/extend.texi: Document new optional parameter to
2796 __attribute__((deprecated))
2798 2009-05-08 Michael Eager <eager@eagercon.com>
2800 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
2801 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
2803 2009-05-08 Richard Guenther <rguenther@suse.de>
2805 PR tree-optimization/40062
2806 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
2807 Avoid exponential behavior.
2809 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2811 PR rtl-optimization/33928
2812 PR 26854
2813 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
2814 process_uses, build_single_def_use_links): New.
2815 (update_df): Update use_def_ref.
2816 (forward_propagate_into): Use get_def_for_use instead of use-def
2817 chains.
2818 (fwprop_init): Call build_single_def_use_links and let it initialize
2819 dataflow.
2820 (fwprop_done): Free use_def_ref.
2821 (fwprop_addr): Eliminate duplicate call to df_set_flags.
2822 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
2823 df_rd_simulate_one_insn): New.
2824 (df_rd_bb_local_compute_process_def): Update head comment.
2825 (df_chain_create_bb): Use the new RD simulation functions.
2826 * df.h (df_rd_simulate_artificial_defs_at_top,
2827 df_rd_simulate_one_insn): New.
2828 * opts.c (decode_options): Enable fwprop at -O1.
2829 * doc/invoke.texi (-fforward-propagate): Document this.
2831 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2833 PR c/24581
2834 * c-typeck.c (build_binary_op): Handle arithmetic between one real
2835 and one complex operand specially.
2836 * tree-complex.c (some_nonzerop): Do not identify a real value as
2837 zero if flag_signed_zeros.
2839 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2841 PR rtl-optimization/33928
2842 * loop-invariant.c (record_use): Fix && vs. || mishap.
2844 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2846 PR rtl-optimization/33928
2847 * loop-invariant.c (struct use): Add addr_use_p.
2848 (struct def): Add n_addr_uses.
2849 (struct invariant): Add cheap_address.
2850 (create_new_invariant): Set cheap_address.
2851 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
2852 (record_uses): Pass df_ref to record_use.
2853 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
2854 used only as such.
2856 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2858 * config/sh/sh.c: Do not include c-pragma.h.
2860 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2862 * config/spu/spu.c: Remove include of c-common.h.
2864 2009-05-07 Janis Johnson <janis187@us.ibm.com>
2866 PR c/39037
2867 * c-common.h (mark_valid_location_for_stdc_pragma,
2868 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
2869 clear_float_const_decimal64, float_const_decimal64_p): New.
2870 * c.opt (Wunsuffixed-float-constants): New.
2871 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
2872 unsuffixed float constant, handle new warning.
2873 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
2874 * c-decl.c (c_scope): New flag float_const_decimal64.
2875 (set_float_const_decimal64, clear_float_const_decimal64,
2876 float_const_decimal64_p): New.
2877 (push_scope): Set new flag.
2878 * c-parser.c (c_parser_translation_unit): Mark when it's valid
2879 to use STDC pragmas.
2880 (c_parser_external_declaration): Ditto.
2881 (c_parser_compound_statement_nostart): Ditto.
2882 * c-pragma.c (valid_location_for_stdc_pragma,
2883 mark_valid_location_for_stdc_pragma,
2884 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
2885 handle_pragma_float_const_decimal64): New.
2886 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
2887 * cp/semantics.c (valid_location_for_stdc_pragma_p,
2888 set_float_const_decimal64, clear_float_const_decimal64,
2889 float_const_decimal64_p): New dummy functions.
2890 * doc/extend.texi (Decimal Float): Remove statement that the
2891 pragma, and suffix for double constants, are not supported.
2892 * doc/invoke.texi (Warning Options): List new option.
2893 (-Wunsuffixed-float-constants): New.
2895 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
2897 * config/i386/i386.c: Do not include c-common.h.
2899 2009-05-07 Mark Heffernan <meheff@google.com>
2901 * doc/invoke.texi (Debugging Options): Document change of debugging
2902 dump location.
2903 * opts.c (decode_options): Make dump_base_name relative to
2904 aux_base_name directory.
2906 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
2908 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
2909 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
2911 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
2913 * Makefile.in (install-plugin): Simplify a bit.
2915 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
2917 * Makefile.in (OBJS-common): Add regcprop.o.
2918 (regcprop.o): New.
2919 * timevar.def (TV_CPROP_REGISTERS): New.
2920 * regrename.c (regrename_optimize): Return 0.
2921 (rest_of_handle_regrename): Delete.
2922 (pass_rename_registers): Point to regrename_optimize.
2923 (struct value_data_entry, struct value_data,
2924 kill_value_one_regno, kill_value_regno, kill_value,
2925 set_value_regno, init_value_data, kill_clobbered_value,
2926 kill_set_value, kill_autoinc_value, copy_value,
2927 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
2928 replace_oldest_value_reg, replace_oldest_value_addr,
2929 replace_oldest_value_mem, copyprop_hardreg_forward_1,
2930 debug_value_data, validate_value_data): Move...
2931 * regcprop.c: ... here.
2932 (rest_of_handle_cprop): Delete.
2933 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
2935 2009-05-07 Jakub Jelinek <jakub@redhat.com>
2937 PR middle-end/40057
2938 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
2939 GEN_INT for 1 << bitnum.
2940 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
2941 build_int_cst_type.
2943 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
2945 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
2946 Remove wrong description of "nand" operation.
2948 2009-05-06 Richard Guenther <rguenther@suse.de>
2949 Adam Nemet <anemet@caviumnetworks.com>
2951 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
2952 comment. Add that if LHS is not a gimple register, then RHS1 has
2953 to be a single object (GIMPLE_SINGLE_RHS).
2955 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
2957 * expr.c (get_def_for_expr): Move it up in the file.
2958 (store_field): When expanding a bit-field store, look at the
2959 defining gimple stmt for the masking conversion.
2961 2009-05-06 Janis Johnson <janis187@us.ibm.com>
2963 PR middle-end/39986
2964 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
2965 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
2966 32-bit memcpy into long.
2968 2009-05-06 Jakub Jelinek <jakub@redhat.com>
2970 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
2971 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
2972 new_reg_loc_descr.
2973 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
2974 instead of appending DW_OP_deref*.
2976 2009-05-06 Michael Matz <matz@suse.de>
2978 PR middle-end/40021
2979 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
2980 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
2982 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
2984 * Makefile.in (install-plugin): Fix srcdir handling.
2986 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
2988 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
2989 when processing for not_regs_needed bitmap.
2990 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
2991 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
2992 handling it for rhs.
2994 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2996 * config/i386/i386.md (unnamed inc/dec peephole): Use
2997 optimize_insn_for_size_p instead of optimize_size.
2998 * config/i386/predicates.md (incdec_operand): Likewise.
2999 (aligned_operand): Likewise.
3000 * config/i386/sse.md (divv8sf3): Likewise.
3001 (sqrtv8sf2): Likewise.
3003 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3005 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
3007 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
3009 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3011 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
3012 ssemodesuffixf2c with avxmodesuffixf2c.
3014 2009-05-06 Joseph Myers <joseph@codesourcery.com>
3016 PR c/40032
3017 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
3019 2009-05-05 Jakub Jelinek <jakub@redhat.com>
3021 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
3022 (struct tree_base): Adjust spacing for 8 bit boundaries.
3023 (struct tree_decl_common): Add decl_by_reference_flag bit.
3024 (DECL_BY_REFERENCE): Adjust.
3025 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
3026 print DECL_BY_REFERENCE bit.
3027 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
3028 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
3029 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
3030 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
3031 unconditionally.
3033 PR middle-end/39666
3034 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
3035 range of the type, but default label is missing, add it with one
3036 of the existing labels instead of adding a new label for it.
3038 2009-05-05 Joseph Myers <joseph@codesourcery.com>
3040 * dwarf.h: Remove.
3042 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
3044 * Makefile.in (enable_plugin, plugin_includedir): New.
3045 (install): Depend on install-plugin.
3046 (PLUGIN_HEADERS): New.
3047 (install-plugin): New.
3048 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
3050 2009-05-05 Richard Guenther <rguenther@suse.de>
3052 PR tree-optimization/40022
3053 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
3054 the only vuse.
3055 (phivn_valid_p): Fix tuplification error, simplify.
3056 (phiprop_insert_phi): Add dumps.
3057 (propagate_with_phi): Simplify.
3059 2009-05-05 Richard Guenther <rguenther@suse.de>
3061 PR middle-end/40023
3062 * builtins.c (gimplify_va_arg_expr): Properly build the address.
3064 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
3066 * tree.h (strip_float_extensions): Remove duplicate declaration.
3067 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
3068 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
3069 block_ultimate_origin): Rearrange the declarations line to match the
3070 comment that indicates the .c file which the functions are defined.
3071 (dwarf2out_*, set_decl_rtl): Add comment.
3072 (get_base_address): Adjust comment.
3073 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
3074 declarations line and add comment.
3075 (is_builtin_name): Add blank after function name, for clarity.
3077 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3079 * attribs.c (decl_attributes): Use %qE for identifiers in
3080 diagnostics.
3081 * cgraphunit.c (verify_cgraph_node): Translate function names to
3082 locale character set in diagnostics.
3083 * coverage.c (get_coverage_counts): Use %qE for identifiers in
3084 diagnostics.
3085 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
3086 Document that functions are named in UTF-8.
3087 * expr.c (expand_expr_real_1): Translate function names to locale
3088 character set in diagnostics.
3089 * gimplify.c (omp_notice_variable, omp_is_private,
3090 gimplify_scan_omp_clauses): Use %qE for identifiers in
3091 diagnostics.
3092 * langhooks.c (lhd_print_error_function): Translate function names
3093 to locale character set.
3094 * langhooks.h (decl_printable_name): Document that return value is
3095 in internal character set.
3096 * stmt.c: Include pretty-print.h
3097 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
3098 diagnostics.
3099 (resolve_operand_name_1): Translate named operand name to locale
3100 character set.
3101 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
3102 diagnostics.
3103 * toplev.c (announce_function): Translate function names to locale
3104 character set.
3105 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
3106 (default_tree_printer): Use pp_identifier or translate identifiers
3107 to locale character set. Mark "<anonymous>" for translation.
3108 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
3109 for identifiers in diagnostics.
3110 * tree.c (handle_dll_attribute): Use %qE for identifiers in
3111 diagnostics.
3112 * varasm.c (output_constructor): Use %qE for identifiers in
3113 diagnostics.
3115 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
3117 * configure.ac: use ` ` instead of $()
3118 * configure: Regenerate.
3120 2009-05-05 Ben Elliston <bje@au.ibm.com>
3122 * config/pa/linux-atomic.c: Eliminate conditional include of
3123 errno.h on non-LP64 systems to simplify build requirements.
3125 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3127 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
3128 diagnostics.
3129 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
3130 and pass value to identifier_to_locale.
3131 (warn_variable_length_array): Make name a tree.
3132 (grokdeclarator): Separate diagnostic texts for named and unnamed
3133 declarators. Use %qE for named declarators.
3134 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
3135 diagnostics.
3136 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
3137 identifiers in diagnostics.
3138 * c-typeck.c (push_member_name, start_init): Pass identifiers to
3139 identifier_to_locale. Mark "anonymous" strings for translation.
3141 2009-05-04 Michael Eager <eager@eagercon.com>
3143 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
3144 address for DImode/DFmode only if double-precision FP regs.
3146 2009-05-04 Michael Eager <eager@eagercon.com>
3148 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
3149 TARGET_SINGLE_FLOAT check.
3151 2009-05-04 Michael Eager <eager@eagercon.com>
3153 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
3155 2009-05-04 Michael Eager <eager@eagercon.com>
3157 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
3158 * config/rs6000/t-xilinx: New
3160 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
3162 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
3163 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
3164 * gcc/explow.c (memory_address): Use target hook.
3165 * gcc/targhooks.c (default_legitimize_address): New.
3166 * gcc/targhooks.h (default_legitimize_address): New.
3167 * gcc/target.h (legitimize_address): New.
3168 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
3169 (TARGET_INITIALIZER): Include it.
3170 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
3172 * config/bfin/bfin-protos.h (legitimize_address): Remove.
3173 * config/bfin/bfin.c (legitimize_address): Remove.
3174 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
3175 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
3176 Remove.
3177 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
3178 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
3180 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
3181 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
3182 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
3183 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
3184 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
3185 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
3186 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
3187 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
3188 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
3189 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
3190 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
3191 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
3192 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
3193 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
3194 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
3195 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
3196 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
3197 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
3198 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
3199 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
3200 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
3201 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
3202 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
3204 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
3205 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
3206 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
3207 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
3208 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
3209 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
3210 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
3211 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
3212 (thumb_legitimize_address): Delete.
3213 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
3214 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
3215 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
3216 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
3217 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
3218 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
3219 Delete.
3220 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
3221 Delete.
3223 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
3224 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
3225 * config/m32r/m32r.c (m32r_legitimize_address): New.
3226 * config/m68k/m68k.c (m68k_legitimize_address): New.
3227 * config/score/score.c (score_legitimize_address): Standardize.
3228 * config/score/score3.c (score3_legitimize_address): Standardize.
3229 * config/score/score3.h (score3_legitimize_address): Adjust.
3230 * config/score/score7.c (score7_legitimize_address): Standardize.
3231 * config/score/score7.h (score7_legitimize_address): Adjust.
3232 * config/sh/sh.c (sh_legitimize_address): New.
3233 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
3235 * gcc/config/s390/s390.c (legitimize_address): Rename to...
3236 (s390_legitimize_address): ... this.
3237 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
3238 (sparc_legitimize_address): ... this.
3239 * gcc/config/i386/i386.c (legitimize_address): Rename to...
3240 (ix86_legitimize_address): ... this.
3241 * gcc/config/avr/avr.c (legitimize_address): Rename to...
3242 (avr_legitimize_address): ... this.
3243 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
3244 (mn10300_legitimize_address): ... this.
3245 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
3246 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
3247 (alpha_expand_mov): Adjust call.
3249 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
3250 * config/spu/spu.c (spu_legitimize_address): Likewise.
3251 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
3252 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
3254 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3256 * intl.c (locale_encoding, locale_utf8): New.
3257 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
3258 * intl.h (locale_encoding, locale_utf8): Declare.
3259 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
3260 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
3261 New.
3262 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
3263 argument.
3264 (pp_tree_identifier): Define to call pp_base_tree_identifier.
3265 (pp_base_tree_identifier): Declare as function.
3266 (identifier_to_locale): Declare.
3267 * Makefile.in (pretty-print.o): Update dependencies.
3268 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
3270 2009-05-04 Richard Guenther <rguenther@suse.de>
3272 PR middle-end/40015
3273 * builtins.c (fold_builtin_memory_op): Do not decay to element
3274 type if the size matches the whole array.
3276 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3278 * expmed.c (synth_mult): When trying out a shift, pass the result
3279 of a signed shift.
3281 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3283 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
3284 (shiftsub1_cost): New.
3285 (init_expmed): Compute shiftsub1_cost.
3286 (synth_mult): Optimize multiplications by constants of the form
3287 -(2^^m-1) for some constant positive integer m.
3289 2009-05-03 Richard Guenther <rguenther@suse.de>
3291 PR c/39983
3292 * c-typeck.c (array_to_pointer_conversion): Do not built
3293 ADDR_EXPRs of arrays of pointer-to-element type.
3294 * c-gimplify.c (c_gimplify_expr): Revert change fixing
3295 up wrong ADDR_EXPRs after-the-fact.
3296 * c-common.c (strict_aliasing_warning): Strip pointer
3297 conversions for obtaining the original type.
3298 * builtins.c (fold_builtin_memset): Handle array types.
3299 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
3300 and array types
3302 2009-05-03 Richard Guenther <rguenther@suse.de>
3304 PR middle-end/23329
3305 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
3306 Do not lose casts from array types with unknown extent to array
3307 types with known extent.
3308 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
3309 alias set compatibility.
3311 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
3313 * flags.h (extra_warnings): Delete.
3314 * toplev.c (process_options): Handle Wuninitialized here.
3315 * opts.c (extra_warnings): Delete.
3316 (set_Wextra): Delete.
3317 (common_handle_option): -Wextra can be handled automatically.
3318 * c-opts.c (c_common_handle_option): Delete obsolete code.
3319 (c_common_post_options): Simplify comment.
3320 * common.opt (W): Add Var.
3321 (Wextra): Add Var.
3322 (Wuninitialized): Initialize to -1.
3324 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
3325 Richard Guenther <rguenther@suse.de>
3327 * expr.c (get_def_for_expr): New function.
3328 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
3329 SSA rather than trees.
3330 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
3331 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
3333 2009-05-03 Joseph Myers <joseph@codesourcery.com>
3335 * c-common.c (reswords): Add _Imaginary.
3336 * c-common.c (enum rid): Add RID_IMAGINARY.
3338 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
3340 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
3341 Patch by Richard Guenther.
3343 2009-05-03 Anatoly Sokolov <aesok@post.ru>
3345 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
3346 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3347 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
3348 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
3349 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
3350 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
3351 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
3352 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
3353 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
3354 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
3355 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
3356 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
3357 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
3358 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
3359 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
3360 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
3361 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
3362 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
3364 2009-05-02 Richard Guenther <rguenther@suse.de>
3366 PR tree-optimization/39940
3367 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
3368 doing so.
3370 2009-05-02 Richard Guenther <rguenther@suse.de>
3372 PR middle-end/40001
3373 * tree-ssa.c (execute_update_addresses_taken): Properly check
3374 if we can mark a variable DECL_GIMPLE_REG_P.
3375 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
3376 back to the end of the function.
3377 (is_gimple_reg_type): Remove complex type special casing.
3378 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
3379 if not optimizing.
3381 2009-05-02 Ben Elliston <bje@au.ibm.com>
3383 * doc/collect2.texi (Collect2): Document search path behaviour
3384 when configured with --with-ld.
3386 2009-05-02 Jan Hubicka <jh@suse.cz>
3388 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
3389 parameter; update callers.
3390 (coalesce_cost_edge): EH edges are costier because they needs
3391 splitting even if not critical and even more costier when there are
3392 multiple EH predecestors.
3394 2009-05-02 Jan Hubicka <jh@suse.cz>
3396 * except.c (remove_eh_handler_and_replace): Handle updating after
3397 removing TRY blocks.
3399 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
3401 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
3403 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
3405 * varasm.c: Do not include c-pragma.h.
3406 * attribs.c: Do not incude c-common.h.
3408 2009-05-01 Michael Matz <matz@suse.de>
3410 * calls.c (initialize_argument_information): Handle SSA names like
3411 decls with a non MEM_P DECL_RTL.
3413 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3415 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
3416 * ipa-utils.c: Likewise.
3417 * ipa-type-escape.c: Likewise.
3418 * cgraphunit.c Do not include c-common.h.
3419 * ipa-pure-const.c: Likewise.
3420 * tree-if-conv.c: Likewise.
3421 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
3422 * ipa-struct-reorg.c: Likewise.
3423 * tree-nomudflap.c: Likewise.
3424 * tree-ssa-structalias.c: Likewise.
3426 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3428 * store-motion.c: Many cleanups to make this pass a first-class
3429 citizen instead of an appendix to gcse load motion. Add TODO list
3430 to make this pass faster/cleaner/better.
3432 (struct ls_expr): Post gcse.c-split cleanups.
3433 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
3434 "stores" field to "avail_stores".
3435 (pre_ldst_mems): Rename to store_motion_mems.
3436 (pre_ldst_table): Rename to store_motion_mems_table.
3437 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
3438 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
3439 (ldst_entry): Rename to st_expr_entry, update users.
3440 (free_ldst_entry): Rename to free_st_expr_entry, update users.
3441 (free_ldst_mems): Rename to free_store_motion_mems, update users.
3442 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
3443 update caller.
3444 (first_ls_expr): Rename to first_st_expr, update users.
3445 (next_ls_expr): Rename to next_st_expr, update users.
3446 (print_ldst_list): Rename to print_store_motion_mems. Print names of
3447 fields properly for store motion instead of names inherited from load
3448 motion in gcse.c.
3449 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
3450 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
3451 are done with it.
3453 (ae_kill): Rename to st_kill, update users.
3454 (ae_gen): Rename to st_avloc, update users.
3455 (transp): Rename to st_transp, update users.
3456 (pre_insert_map): Rename to st_insert_map, update users.
3457 (pre_delete_map): Rename to st_delete_map, update users.
3458 (insert_store, build_store_vectors, free_store_memory,
3459 one_store_motion_pass): Update for abovementioned changes.
3461 (gcse_subst_count, gcse_create_count): Remove.
3462 (one_store_motion_pass): New statistics counters "n_stores_deleted"
3463 and "n_stores_created", local variables.
3465 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
3466 use for_each_rtx.
3468 (regvec, compute_store_table_current_insn): Remove.
3469 (reg_set_info, reg_clear_last_set): Remove.
3470 (compute_store_table): Use DF caches instead of local dataflow
3471 solvers.
3473 2009-05-01 Joseph Myers <joseph@codesourcery.com>
3475 * c-objc-common.c (c_tree_printer): Print identifiers with
3476 pp_identifier, not pp_string. Mark "({anonymous})" for
3477 translation.
3478 * c-pretty-print.c (pp_c_ws_string): New.
3479 (pp_c_cv_qualifier, pp_c_type_specifier,
3480 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
3481 pp_c_storage_class_specifier, pp_c_function_specifier,
3482 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
3483 pp_c_primary_expression, pp_c_postfix_expression,
3484 pp_c_unary_expression, pp_c_shift_expression,
3485 pp_c_relational_expression, pp_c_equality_expression,
3486 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
3487 use pp_string and pp_c_ws_string in place of pp_identifier and
3488 pp_c_identifier for non-identifiers. Mark English strings for
3489 translation.
3490 * c-pretty-print.h (pp_c_ws_string): Declare.
3492 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
3493 Roland McGrath <roland@redhat.com>
3495 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
3496 (ENABLE_LD_BUILDID): New configuration option.
3497 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
3498 (LINK_BUILDID_SPEC): New macro.
3499 (init_spec): If defined, prepend it between LINK_EH_SPEC and
3500 link_spec.
3501 * doc/install.texi: Document --enable-linker-build-id option.
3502 * configure: Rebuild.
3503 * config.in: Rebuild.
3505 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
3507 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
3508 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
3509 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
3510 MIPS_GP_SAVE_AREA_SIZE.
3511 * config/mips/mips.c (struct mips_frame_info): Update comment
3512 before arg_pointer_offset and hard_frame_pointer_offset.
3513 (mips_compute_frame_info): Update diagram before function: to
3514 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
3515 indicate the position of frame_pointer_rtx with -fstack-protector and
3516 to show args_size. Don't allocate cprestore area for leaf functions
3517 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
3518 cprestore_size.
3519 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
3521 2009-04-30 Michael Matz <matz@suse.de>
3523 PR tree-optimization/39955
3524 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
3526 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
3528 * ira.c (setup_cover_and_important_classes): Use safe macro
3529 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
3530 directly.
3531 * genpreds.c (write_tm_preds_h): Output suitable definition of
3532 REG_CLASS_FOR_CONSTRAINT.
3534 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3536 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
3537 instead of an int.
3538 * bitmap.c (bitmap_descriptor): Likewise.
3539 * ggc-common.c (loc_descriptor): Likewise.
3540 * varray.c (varray_descriptor): Likewise.
3541 * vec.c (vec_descriptor): Likewise.
3543 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
3545 * Makefile.in (dce.o): Add $(EXCEPT_H).
3546 * dce.c: Include except.h and delete redundant vector definitions.
3547 (deletable_insn_p): Return false for non-call insns that can throw
3548 if DF is running.
3550 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
3552 * gcse.c (ae_gen): Remove.
3553 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
3554 and make non-static function to make it available in store-motion.c.
3555 Update call sites with search-and-replace.
3556 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
3557 extract_mentioned_regs, extract_mentioned_regs_helper,
3558 find_moveable_store, compute_store_table, load_kills_store, find_loads,
3559 store_killed_in_insn, store_killed_after, store_killed_before,
3560 build_store_vectors, insert_insn_start_basic_block, insert-store,
3561 remove_reachable_equiv_notes, replace_store_insn, delete_store,
3562 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
3563 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
3564 * store-motion.c: ...new file. Also copy data structures from gcse.c
3565 and clean up to remove parts not used by store motion.
3566 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
3567 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
3569 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3571 PR target/38571
3572 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
3573 when optimizing for size.
3575 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
3577 * gcse.c (gcse_constant_p): Fix typo in last change.
3579 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3581 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
3583 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
3585 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
3587 2009-04-29 James E. Wilson <wilson@codesourcery.com>
3589 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
3590 CONST_HIGH_PART result.
3592 2009-04-29 Anatoly Sokolov <aesok@post.ru>
3594 * config/avr/avr.c (initial_elimination_offset): Rename to
3595 avr_initial_elimination_offset.
3596 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
3597 change return type to bool.
3598 (avr_can_eliminate): New function.
3599 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
3600 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
3601 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
3602 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
3603 avr_initial_elimination_offset.
3604 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
3605 (avr_initial_elimination_offset): Define.
3607 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
3608 Steven Bosscher <steven@gcc.gnu.org>
3610 PR rtl-optimization/39938
3611 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
3612 * cfgrtl.c: Include insn-attr.h.
3613 (rest_of_pass_free_cfg): New function.
3614 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
3615 * resource.c (init_resource_info): Remove call to df_analyze.
3617 2009-04-29 Richard Guenther <rguenther@suse.de>
3619 PR target/39943
3620 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
3621 allow conversion to signed integers.
3623 2009-04-29 Richard Guenther <rguenther@suse.de>
3625 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
3626 shifts of floating point vectors if the shift amount is
3627 a constant multiple of the element size.
3629 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
3630 Michael Matz <matz@suse.de>
3632 PR middle-end/39927
3633 PR bootstrap/39929
3634 * tree-outof-ssa.c (emit_partition_copy): New function.
3635 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3636 insert_part_to_rtx_on_edge): Perform the partition base var
3637 copy using emit_partition_copy.
3638 (insert_value_copy_on_edge): Convert constants to the right mode.
3639 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
3640 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
3642 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3644 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
3645 scan backwards to try to find a constant to initialize it.
3647 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
3648 insn before the loop_end instruction, don't look past labels.
3650 2009-04-29 Richard Guenther <rguenther@suse.de>
3652 PR middle-end/39937
3653 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3654 loose type conversions.
3655 (forward_propagate_addr_expr): Fix tuplification bug. Remove
3656 stmts only if there are no uses of its definition.
3658 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3660 * config/bfin/bfin.h (splitting_loops): Declare.
3661 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
3662 Reorder bit definitions to be ascending.
3663 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
3664 * config/bfin/bfin.c (splitting_loops): New variable.
3665 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
3666 (struct loop_info): Remove members INIT and LOOP_INIT.
3667 (bfin_optimize_loop): Don't set them. Reorder the code that generates
3668 the LSETUP sequence. Allow LC to be loaded from any register, but
3669 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
3670 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
3671 set to 1.
3672 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
3673 of reload_completed.
3675 From Jie Zhang:
3676 * config/bfin/bfin.md (movsi_insn): Refine constraints.
3678 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
3680 * Makefile.in (PLUGIN_VERSION_H): New.
3681 (OBJS-common): Remove plugin-version.o.
3682 (plugin.o): Depend on (PLUGIN_VERSION_H).
3683 (plugin-version.o): Remove.
3684 * configure: Regenerate
3685 * configure.ac: Create plugin-version.h.
3686 * gcc-plugin.h (plugin_gcc_version): Remove.
3687 (plugin_default_version_check): Change signature.
3688 * plugin-version.c: Remove.
3689 * plugin.c: Include plugin-version.h.
3690 (str_plugin_gcc_version_name): Remove.
3691 (try_init_one_plugin): Pass gcc version to plugin_init.
3692 (plugin_default_version_check): Both gcc and plugin versions are now
3693 arguments.
3695 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3697 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
3698 problematic last insns. Test for TYPE_CALL rather than CALL_P.
3699 Remove special case testing for last insn of inner loops. Don't fail
3700 if the loop ends with a jump, emit an extra nop instead.
3702 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
3703 DREGS rather than comparing directly. Remove code that tries to
3704 account for latencies.
3706 2009-04-29 Richard Guenther <rguenther@suse.de>
3708 PR tree-optimization/39941
3709 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
3710 eliminating an indirect call.
3712 2009-04-29 Richard Guenther <rguenther@suse.de>
3714 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
3715 parameter. Allow invariants as base if !require_lvalue.
3716 (verify_gimple_assign_single): Adjust.
3718 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3720 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
3721 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
3722 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
3723 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
3724 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
3725 a VEC_SELECT.
3726 * config/bfin/bfin.c (bfin_expand_builtin,
3727 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
3729 2009-04-28 Richard Guenther <rguenther@suse.de>
3731 * tree-vect-loop.c (get_initial_def_for_induction): Use
3732 correct types for pointer increment.
3734 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3736 * toplev.c (print_version): Update GMP version string calculation.
3738 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
3740 PR rtl-optimization/39938
3741 * resource.c (init_resource_info): Add call to df_analyze.
3743 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3745 * config/alpha/alpha.md (usegp): Cast the result of
3746 alpha_find_lo_sum_using_gp to enum attr_usegp.
3747 * config/alpha/alpha.c (override_options): Remove end-of-structure
3748 marker element from cpu_table. Use array size of cpu_table to handle
3749 -mcpu and -mtune options.
3750 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
3752 2009-04-28 Joseph Myers <joseph@codesourcery.com>
3754 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
3755 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
3756 tune_32 and tune_64.
3757 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3758 support on PowerPC.
3759 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
3760 * config/rs6000/option-defaults.h: ... here. New file.
3761 (OPT_64, OPT_32): Define.
3762 (MASK_64BIT): Define to 0 if not already defined.
3763 (OPT_ARCH64, OPT_ARCH32): Define.
3764 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
3765 and tune_64.
3767 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3769 * config/arm/arm.c (arm_override_options): Emit error on using
3770 fpa with AAPCS.
3772 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3774 PR rtl-optimization/39914
3775 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3776 registers for allocnos created from user-defined variables only
3777 when not optimizing.
3779 2009-04-28 Richard Guenther <rguenther@suse.de>
3781 PR middle-end/39937
3782 * fold-const.c (fold_binary): Use distribute_real_division only
3783 on float types.
3785 2009-04-28 Steve Ellcey <sje@cup.hp.com>
3787 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
3788 add hpux-stdint.h to tm_file.
3789 (hppa[12]*-*-hpux11*): Ditto.
3790 (ia64*-*-hpux*): Ditto.
3791 * config/hpux-stdint.h: New.
3792 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
3793 __STDC_EXT__ for all compiles.
3794 * config/pa/pa-hpux.h: Ditto.
3795 * config/pa/pa-hpux10.h: Ditto.
3796 * config/pa/pa-hpux11.h: Ditto.
3798 2009-04-28 Catherine Moore <clm@codesourcery.com>
3800 * debug.h (set_name): Add comment.
3802 2009-04-28 Andrew Pinski <pinskia@gmail.com>
3804 PR target/39929
3805 * config/darwin.c (machopic_gen_offset): Check
3806 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
3807 * config/arm/arm.c (require_pic_register): Likewise.
3809 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
3811 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
3812 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
3813 m32c_promote_prototypes): Delete.
3815 2009-04-28 Michael Matz <matz@suse.de>
3817 PR middle-end/39922
3818 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
3819 constants.
3821 2009-04-28 Richard Guenther <rguenther@suse.de>
3823 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
3825 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3827 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
3828 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
3829 * config/arm/arm-tune.md: Regenerate.
3831 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
3833 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
3834 block if there are complex incoming edges.
3835 (sel_merge_blocks): Remove useless assert.
3836 (sel_redirect_edge_and_branch): Check that edge was redirected.
3837 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
3838 (sel_find_rgns): Delete declaration.
3839 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
3840 the region when it is not a preheader.
3842 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3844 PR c/39323
3845 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
3847 2009-04-28 Richard Guenther <rguenther@suse.de>
3849 * tree.h (SSA_NAME_VALUE): Remove.
3850 (struct tree_ssa_name): Remove value_handle member.
3851 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
3852 array for jump threading.
3853 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
3854 SSA_NAME_VALUEs.
3855 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
3856 * tree-flow.h (threadedge_initialize_values): Declare.
3857 (threadedge_finalize_values): Likewise.
3858 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
3859 (SSA_NAME_VALUE): Define.
3860 (threadedge_initialize_values): New function.
3861 (threadedge_finalize_values): Likewise.
3862 * tree-ssa-dom.c (ssa_name_values): New global variable.
3863 (SSA_NAME_VALUE): Define.
3864 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
3866 2009-04-28 Ira Rosen <irar@il.ibm.com>
3868 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
3869 Use REPORT_VECTORIZED_LOCATIONS instead
3870 REPORT_VECTORIZED_LOOPS.
3871 * tree-vectorizer.c (vect_verbosity_level): Make static.
3872 (vect_loop_location): Rename to vect_location.
3873 (vect_set_verbosity_level): Update comment.
3874 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
3875 and vect_location.
3876 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
3877 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
3878 instead REPORT_UNVECTORIZED_LOOPS.
3879 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
3880 and vect_loop_def to vect_external_def and vect_internal_def.
3881 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
3882 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
3883 REPORT_UNVECTORIZED_LOCATIONS.
3884 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
3885 and vect_used_in_loop and to vect_unused_in_scope and
3886 vect_used_in_scope.
3887 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
3888 (vect_verbosity_level): Remove declaration.
3889 (vect_analyze_operations): Likewise.
3890 (vect_analyze_stmt): Declare.
3891 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
3892 REPORT_UNVECTORIZED_LOCATIONS.
3893 (vect_get_loop_niters): Fix indentation.
3894 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
3895 (vect_analyze_loop_operations): New function.
3896 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
3897 vect_analyze_operations.
3898 (vect_is_simple_reduction): Use new names.
3899 (vectorizable_live_operation, vect_transform_loop): Likewise.
3900 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
3901 to specify whether the data references can be a part of interleaving
3902 chain.
3903 (vect_analyze_data_ref_dependence): Use new names.
3904 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
3905 (vect_create_addr_base_for_vector_ref): Remove redundant code.
3906 * tree-vect-patterns.c (widened_name_p): Use new names.
3907 (vect_recog_dot_prod_pattern): Likewise.
3908 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
3909 (process_use, vect_mark_stmts_to_be_vectorized,
3910 vect_model_simple_cost, vect_model_store_cost,
3911 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
3912 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3913 vectorizable_operation, vectorizable_type_demotion,
3914 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
3915 vectorizable_condition): Likewise.
3916 (vect_analyze_operations): Split into vect_analyze_loop_operations
3917 and ...
3918 (vect_analyze_stmt): ... new function.
3919 (new_stmt_vec_info): Use new names.
3920 (vect_is_simple_use): Use new names and fix comment.
3921 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
3922 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
3924 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3926 PR target/39911
3927 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
3928 and integer modes for x87 operands. Do not ICE for unsupported size,
3929 generate error instead. Generate error for unsupported operand types.
3930 ['z']: Do not handle HImode memory operands specially. Warning
3931 for floating-point operands. Fallthru to 'Z' for unsupported operand
3932 types. Do not ICE for unsupported size, generate error instead.
3933 (output_387_binary_op): Use %Z to output operands.
3934 (output_fp_compare): Ditto.
3935 (output_387_reg_move): Ditto.
3937 2009-04-28 Ben Elliston <bje@au.ibm.com>
3939 PR c++/35652
3940 Revert:
3942 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3944 * builtins.c (c_strlen): Do not warn here.
3945 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3946 * c-common.c (pointer_int_sum): Take an explicit location.
3947 Warn about offsets out of bounds.
3948 * c-common.h (pointer_int_sum): Adjust declaration.
3950 2009-04-27 Ian Lance Taylor <iant@google.com>
3952 * collect2.c (is_ctor_dtor): Change type of ret field in struct
3953 names to symkind.
3954 * dce.c (run_fast_df_dce): Change type of old_flags to int.
3955 * df-core.c (df_set_flags): Change return type to int. Change
3956 type of old_flags to int.
3957 (df_clear_flags): Likewise.
3958 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
3959 (df_get_conditional_uses): Likewise.
3960 * df.h (df_set_flags, df_clear_flags): Update declarations.
3961 * dwarf2out.c (struct indirect_string_node): Change type of form
3962 field to enum dwarf_form.
3963 (AT_string_form): Change return type to enum dwarf_form.
3964 * fixed-value.c (fixed_compare): Add cast to enum type.
3965 * fwprop.c (update_df): Change 0 to VOIDmode.
3966 * gensupport.c: Change 0 to UNKNOWN.
3967 * gimple.h (gimple_cond_code): Add cast to enum type.
3968 * haifa-sched.c (reemit_notes): Add cast to enum type.
3969 * hooks.c (hook_int_void_no_regs): Remove function.
3970 * hooks.h (hook_int_void_no_regs): Remove declaration.
3971 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
3972 * predict.c (combine_predictions_for_insn): Add casts to enum type.
3973 * real.c (real_arithmetic): Add cast to enum type.
3974 (real_compare): Likewise.
3975 * target.h (struct gcc_target): Change return type of
3976 branch_target_register_class to enum reg_class.
3977 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
3978 default_branch_target_register_class.
3979 * targhooks.c (default_branch_target_register_class): New function.
3980 * targhooks.h (default_branch_target_register_class): Declare.
3981 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
3982 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
3983 cast to int.
3984 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
3985 ERROR_MARK.
3986 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
3987 vect_uninitialized_def. Change 0 to ERROR_MARK.
3988 * tree-vect-stmts.c (supportable_widening_operation): Don't
3989 initialize icode1 and icode2.
3990 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
3991 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
3992 and to STD_C89.
3993 (cmn_err_flag_specs): Change 0 to STD_C89.
3994 (cmn_err_char_table): Likewise.
3995 * config/arm/arm.c (get_arm_condition_code): Change type of code
3996 to enum arm_cond_code.
3997 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
3998 (IWMMXT_BUILTIN2): Likewise.
3999 (neon_builtin_type_bits): Don't define typedef.
4000 (neon_builtin_datum): Change type of bits field to int.
4001 (arm_expand_neon_args): Add cast to enum type.
4002 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
4003 TLS_MODEL_NONE.
4004 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
4005 casts to enum type.
4006 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
4007 MIPS_FP_COND_f.
4008 * config/mips/mips.md (jal_macro): Return enum constant.
4009 (single_insn): Likewise.
4010 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
4011 CODE_FOR_nothing.
4012 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4013 casts to enum type.
4014 * config/s390/s390.c (s390_tune_flags): Change type to int.
4015 (s390_arch_flags): Likewise.
4016 (s390_handle_arch_option): Change flags field of struct pta to int.
4017 * config/s390/s390.h (s390_tune_flags): Update declaration.
4018 (s390_arch_flags): Likewise.
4019 * config/sh/sh.c (prepare_move_operands): Compare
4020 tls_symbolic_operand result with enum constant.
4021 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
4022 (sh_expand_prologue): Add cast to enum type.
4023 (sh_expand_epilogue): Likewise.
4024 (tls_symbolic_operand): Change return type to enum tls_model.
4025 (fpscr_set_from_mem): Add cast to enum type.
4026 (legitimize_pic_address): Compare tls_symbolic_operand result with
4027 enum constant.
4028 (sh_target_reg_class): Change return type to enum reg_class.
4029 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
4030 PROCESSOR_xxx.
4031 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
4032 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
4033 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
4034 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
4035 (delayed_branch, tls_call_delay): Likewise.
4036 (eligible_for_sibcall_delay): Likewise.
4037 (eligible_for_return_delay): Likewise.
4038 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
4039 (spu_expand_builtin_1): Likewise.
4041 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
4042 for all types of conversions.
4043 (output_init_element): Issue -Wc++-compat warning if needed when
4044 initializing a bitfield with enum type.
4045 * c-parser.c (c_parser_expression): Set original_type to
4046 original_type of right hand operand of comman operator.
4048 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4050 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
4051 grammar nits.
4052 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
4053 * doc/cpp.texi (Standard Predefined Macros)
4054 (Implementation-defined behavior): Likewise.
4055 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
4056 * doc/gimple.texi (GIMPLE Exception Handling)
4057 (@code{GIMPLE_ASSIGN}): Likewise.
4058 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
4059 * doc/invoke.texi (Warning Options, Optimize Options)
4060 (AVR Options, Darwin Options): Likewise.
4061 (Optimize Options): Reformulate -fwhole-program description.
4062 * doc/loop.texi (Lambda): Likewise.
4063 * doc/md.texi (Output Template, Define Constraints)
4064 (Standard Names, Insn Splitting): Likewise.
4065 * doc/options.texi (Option properties): Likewise.
4066 * doc/passes.texi (Tree-SSA passes): Likewise.
4067 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
4068 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
4069 (File Names and DBX): Likewise.
4070 * doc/trouble.texi (Incompatibilities): Likewise.
4072 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4074 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
4075 instruction is correct.
4077 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4079 Allow non-constant arguments to conversion intrinsics.
4080 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
4081 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
4082 * spu.c (print_operand): Handle 'v' and 'w'.
4083 (exp2_immediate_p, spu_gen_exp2): Define.
4084 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
4085 spu_convtf_1): Update parameter descriptions.
4086 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
4087 * constraints.md ('v', 'w'): New.
4088 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
4089 Remove.
4090 (i2f, I2F): New define_mode_attr.
4091 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
4092 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
4093 fixuns_truncv4sfv4si2): Update to use mode attribute.
4094 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
4095 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
4096 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
4097 patterns for combine.
4099 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
4101 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
4102 (cprop, hoist, pre, store_motion): New debug counters.
4103 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
4104 is not an RTL pass anymore.
4105 (pass_profiling): Remove extern decl for pass removed in 2005.
4106 (pass_gcse, pass_jump_bypass): Remove.
4107 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
4108 to 0 for clean state.
4109 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
4110 * cse.c (gate_handle_cse_after_global_opts,
4111 rest_of_handle_cse_after_global_opts): New functions.
4112 (pass_cse_after_global_opts): New pass, does local CSE.
4113 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
4114 (TV_CPROP): New timevar.
4115 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
4116 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
4117 (gcse_main, recompute_all_luids): Remove.
4118 (compute_hash_table_work): Call max_reg_num instead of reading
4119 max_gcse_regno.
4120 (cprop_jump): Don't set run_jump_opt_after_gcse.
4121 (constprop_register): Always allow to alter jumps.
4122 (cprop_insn): Likewise.
4123 (do_local_cprop): Likewise.
4124 (local_cprop_pass): Likewise. Return non-zero if something changed.
4125 (cprop): Remove function, fold interesting bits into one_cprop_pass.
4126 (find_implicit_sets): Add note about missed optimization opportunity.
4127 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
4128 pass_rtl_cprop execute function.
4129 Don't bother tracking the pass number, each pass gets its own dumpfile
4130 now anyway.
4131 Always allow to alter jumpsand bypass jumps.
4132 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
4133 will just find no suitable set.
4134 (pre_edge_insert): Fix dumping, this function is for PRE only.
4135 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
4136 pass_rtl_pre execute function.
4137 (hoist_code): Return non-zero if something changed. Keep track of
4138 substitutions and insertions for statistics gathering similar to PRE.
4139 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
4140 called from the pass_rtl_hoist execute function. Show pass statistics.
4141 (compute_store_table): Use max_reg_num directly instead of using the
4142 formerly global max_gcse_regno.
4143 (build_store_vectors): Likewise.
4144 (replace_store_insn): Fix dumping.
4145 (store_motion): Rename to ...
4146 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
4147 pass, called from the pass_rtl_store_motion execute function. Keep
4148 track of substitutions and insertions for statistics gathering similar
4149 to PRE.
4150 (bypass_jumps): Remove, fold interesting bits into ...
4151 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
4152 from the pass_rtl_cprop execute function.
4153 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4154 pass_jump_bypass): Remove.
4155 (gate_handle_gcse, rest_of_handle_gcse): Remove.
4156 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
4157 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
4158 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
4159 (gate_rtl_store_motion, execute_rtl_store_motion,
4160 pass_rtl_store_motion): New.
4161 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
4162 make it clear that -fcse-skip-blocks is a no-op for backward compat.
4163 * passes.c (init_optimization_passes): Remove pass_gcse and
4164 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
4165 and cse_after_global_opts in place of pass_gcse. Schedule cprop
4166 instead of pass_jump_bypass.
4168 2009-04-27 Richard Guenther <rguenther@suse.de>
4170 PR middle-end/39928
4171 * gimplify.c (gimplify_expr): If we are required to create
4172 a temporary make sure it ends up as register.
4174 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
4176 PR target/39903
4177 * config/i386/i386.c (construct_container): Don't call
4178 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
4179 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
4181 2009-04-27 Michael Matz <matz@suse.de>
4183 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
4184 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
4185 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
4186 (dump_replaceable_exprs): Take a bitmap.
4187 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
4188 array.
4189 (expand_gimple_basic_block): Likewise.
4190 * tree-ssa-ter.c (struct temp_expr_table_d): Make
4191 replaceable_expressions member a bitmap.
4192 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
4193 (mark_replaceable): Likewise.
4194 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
4195 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
4197 2009-04-27 Richard Guenther <rguenther@suse.de>
4199 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
4200 (verify_stmts): Dispatch to gimple/type verification code.
4201 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
4202 issue with call argument types.
4204 2009-04-27 Michael Matz <matz@suse.de>
4206 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
4207 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
4208 to above.
4210 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
4211 Eric Botcazou <ebotcazou@adacore.com>
4213 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
4214 a label's basic block.
4215 (mark_target_live_regs): Tidy and rework obsolete comments.
4216 Change back DF problem to LIVE. If a label starts a basic block,
4217 assume that all registers that used to be live then still are.
4218 (init_resource_info): If a label starts a basic block, set its
4219 BLOCK_FOR_INSN accordingly.
4220 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
4222 2009-04-27 Richard Guenther <rguenther@suse.de>
4224 * tree-flow-inline.h (function_ann): Remove.
4225 (get_function_ann): Likewise.
4226 * tree-dfa.c (create_function_ann): Remove.
4227 * tree-flow.h (struct static_var_ann_d): Remove.
4228 (struct function_ann_d): Likewise.
4229 (union tree_ann_d): Remove fdecl member.
4230 (function_ann_t): Remove.
4231 (function_ann, get_function_ann, create_function_ann): Remove
4232 declarations.
4234 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
4236 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
4238 2009-04-27 Jan Hubicka <jh@suse.cz>
4240 * ipa-pure-const.c (struct funct_state_d): New fields
4241 state_previously_known, looping_previously_known; remove
4242 state_set_in_source.
4243 (analyze_function): Use new fields.
4244 (propagate): Avoid assumption that state_set_in_source imply
4245 nonlooping.
4247 * tree-ssa-loop-niter.c (finite_loop_p): New function.
4248 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
4249 * cfgloop.h (finite_loop_p): Declare.
4251 2009-04-26 Michael Matz <matz@suse.de>
4253 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
4255 2009-04-26 Michael Matz <matz@suse.de>
4257 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
4258 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
4259 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
4260 pass_mark_used_blocks): Remove.
4261 * tree-optimize.c (pass_free_datastructures,
4262 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
4263 * passes.c (init_optimization_passes): Don't call
4264 pass_mark_used_blocks, remove dead code.
4266 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
4268 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
4269 * tree-ssa-live.h (register_ssa_partition): Likewise.
4271 2009-04-26 Michael Matz <matz@suse.de>
4273 Expand from SSA.
4274 * builtins.c (fold_builtin_next_arg): Handle SSA names.
4275 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
4276 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
4277 SSA names.
4278 (compare_pairs): Swap cost comparison.
4279 (coalesce_ssa_name): Don't use change_partition_var.
4280 * tree-nrv.c (struct nrv_data): Add modified member.
4281 (finalize_nrv_r): Set it.
4282 (tree_nrv): Use it to update statements.
4283 (pass_nrv): Require PROP_ssa.
4284 * tree-mudflap.c (mf_decl_cache_locals,
4285 mf_build_check_statement_for): Use make_rename_temp.
4286 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
4287 * alias.c (find_base_decl): Handle SSA names.
4288 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
4289 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
4290 * rtl.h (set_reg_attrs_for_parm): Declare.
4291 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
4292 to "optimized", remove unused locals at finish.
4293 (execute_free_datastructures): Make global, call
4294 delete_tree_cfg_annotations.
4295 (execute_free_cfg_annotations): Don't call
4296 delete_tree_cfg_annotations.
4298 * ssaexpand.h: New file.
4299 * expr.c (toplevel): Include ssaexpand.h.
4300 (expand_assignment): Handle SSA names the same as register variables.
4301 (expand_expr_real_1): Expand SSA names.
4302 * cfgexpand.c (toplevel): Include ssaexpand.h.
4303 (SA): New global variable.
4304 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
4305 (SSAVAR): New macro.
4306 (set_rtl): New helper function.
4307 (add_stack_var): Deal with SSA names, use set_rtl.
4308 (expand_one_stack_var_at): Likewise.
4309 (expand_one_stack_var): Deal with SSA names.
4310 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
4311 before unique numbers.
4312 (expand_stack_vars): Use set_rtl.
4313 (expand_one_var): Accept SSA names, add asserts for them, feed them
4314 to above subroutines.
4315 (expand_used_vars): Expand all partitions (without default defs),
4316 then only the local decls (ignoring those expanded already).
4317 (expand_gimple_cond): Remove edges when jumpif() expands an
4318 unconditional jump.
4319 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
4320 or remove abnormal edges. Ignore insns setting the LHS of a TERed
4321 SSA name.
4322 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
4323 members of SA; deal with PARM_DECL partitions here; expand
4324 all PHI nodes, free tree datastructures and SA. Commit instructions
4325 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
4326 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
4327 info and statements at start, collect garbage at finish.
4328 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
4329 (VAR_ANN_PARTITION) Remove.
4330 (change_partition_var): Don't declare.
4331 (partition_to_var): Always return SSA names.
4332 (var_to_partition): Only accept SSA names.
4333 (register_ssa_partition): Only check argument.
4334 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
4335 member.
4336 (delete_var_map): Don't free it.
4337 (var_union): Only accept SSA names, simplify.
4338 (partition_view_init): Mark only useful SSA names as used.
4339 (partition_view_fini): Only deal with SSA names.
4340 (change_partition_var): Remove.
4341 (dump_var_map): Use ssa_name instead of partition_to_var member.
4342 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
4343 basic blocks.
4344 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
4345 (struct _elim_graph): New member const_dests; nodes member vector of
4346 ints.
4347 (set_location_for_edge): New static helper.
4348 (create_temp): Remove.
4349 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
4350 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
4351 (new_elim_graph): Allocate const_dests member.
4352 (clean_elim_graph): Truncate const_dests member.
4353 (delete_elim_graph): Free const_dests member.
4354 (elim_graph_size): Adapt to new type of nodes member.
4355 (elim_graph_add_node): Likewise.
4356 (eliminate_name): Likewise.
4357 (eliminate_build): Don't take basic block argument, deal only with
4358 partition numbers, not variables.
4359 (get_temp_reg): New static helper.
4360 (elim_create): Use it, deal with RTL temporaries instead of trees.
4361 (eliminate_phi): Adjust all calls to new signature.
4362 (assign_vars, replace_use_variable, replace_def_variable): Remove.
4363 (rewrite_trees): Only do checking.
4364 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
4365 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
4366 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
4367 contains_tree_r, MAX_STMTS_IN_LATCH,
4368 process_single_block_loop_latch, analyze_edges_for_bb,
4369 perform_edge_inserts): Remove.
4370 (expand_phi_nodes): New global function.
4371 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
4372 functions, initialize new parameter, remember partitions having a
4373 default def.
4374 (finish_out_of_ssa): New global function.
4375 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
4376 don't reset in_ssa_p here, don't disable TER when mudflap.
4377 (pass_del_ssa): Remove.
4378 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
4379 partition members.
4380 (execute_free_datastructures): Declare.
4381 * Makefile.in (SSAEXPAND_H): New variable.
4382 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
4383 * basic-block.h (commit_one_edge_insertion): Declare.
4384 * passes.c (init_optimization_passes): Move pass_nrv and
4385 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
4386 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
4387 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
4388 (redirect_branch_edge): Deal with super block when expanding, split
4389 out jump patching itself into ...
4390 (patch_jump_insn): ... here, new static helper.
4392 2009-04-26 Michael Matz <matz@suse.de>
4394 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
4395 beyond num_ssa_names.
4396 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
4397 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
4399 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4401 PR inline-asm/39543
4402 * fwprop.c (forward_propagate_asm): New function.
4403 (forward_propagate_and_simplify): Propagate also into __asm, if it
4404 doesn't increase the number of referenced registers.
4406 PR c/39889
4407 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
4409 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4411 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
4412 note_nonlocal_vla_type for nonlocal VLAs.
4413 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
4414 contains_remapped_vars, remap_vla_decls): New functions.
4415 (convert_nonlocal_reference_stmt): If not optimizing, call
4416 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
4417 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
4418 if it wasn't found in var_map.
4419 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
4420 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
4421 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
4422 declare_vars.
4423 * gimplify.c (nonlocal_vlas): New variable.
4424 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
4425 referenced VLAs.
4426 (gimplify_body): Create and destroy nonlocal_vlas.
4428 * dwarf2out.c (loc_descr_plus_const): New function.
4429 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
4430 mem_loc_descriptor, loc_descriptor_from_tree_1,
4431 descr_info_loc, gen_variable_die): Use it.
4433 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
4434 !TREE_STATIC VAR_DECLs.
4435 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
4436 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
4437 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
4438 DECL_BY_REFERENCE is valid.
4439 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
4440 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
4441 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
4442 Copy DECL_BY_REFERENCE.
4443 (struct nesting_copy_body_data): New type.
4444 (nesting_copy_decl): New function.
4445 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
4446 if they have variable length.
4448 2009-04-26 Michael Matz <matz@suse.de>
4450 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
4451 mark new temporaries for renaming.
4453 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4455 PR c/39581
4456 * c-decl.c (global_bindings_p): Return negative value.
4457 (c_variable_size): New. Based on variable_size from
4458 stor-layout.c.
4459 (grokdeclarator): Call c_variable_size not variable_size.
4461 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
4463 * config/i386/i386.c (print_operand) ['z']: Fix typo.
4465 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
4467 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
4468 Redefine it to just use mingw/include.
4469 (ASM_SPEC): Rules for -m32 and -m64.
4470 (LINK_SPEC): Use Likewise.
4471 (SPEC_32): New define.
4472 (SPEC_64): Likewise.
4473 (SUB_LINK_SPEC): Likewise.
4474 (MULTILIB_DEFAULTS): New define.
4475 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
4476 Add multilib options.
4477 (MULTILIB_DIRNAMES): Likewise.
4478 (MULTILIB_OSDIRNAMES): Likewise.
4479 (LIBGCC): Likewise.
4480 (INSTALL_LIBGCC): Likewise.
4482 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4484 PR c/39556
4485 * c-tree.h (enum c_inline_static_type): New.
4486 (record_inline_static): Declare.
4487 * c-decl.c (struct c_inline_static, c_inline_statics,
4488 record_inline_static, check_inline_statics): New.
4489 (pop_file_scope): Call check_inline_statics.
4490 (start_decl): Call record_inline_static instead of pedwarning
4491 directly for static in inline function.
4492 * c-typeck.c (build_external_ref): Call record_inline_static
4493 instead of pedwarning directly for static referenced in inline
4494 function.
4496 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
4498 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
4499 not new but only being rescanned.
4500 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
4501 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
4502 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
4503 record_set_info, compute_set, grealloc): Remove.
4504 (recompute_all_luids): New function.
4505 (gcse_main): Don't compute sets, and don't do related memory
4506 allocations/free-ing. If something changed before the end of the
4507 pass, update LUIDs using recompute_all_luids.
4508 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
4509 (free_gcse_mem): Don't free it either.
4510 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
4511 Use the df insn LUIDs.
4512 (load_killed_in_block): Likewise.
4513 (compute_hash_table_work): Don't compute reg_set_in_block.
4514 (compute_transp): Use DF_REG_DEF_CHAINs.
4515 (local_cprop_pass): Don't use compute_sets and related functions.
4516 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
4517 Use get_max_uid() instead of max_cuid.
4518 (insert_insn_end_basic_block, pre_insert_copy_insn,
4519 update_ld_motion_stores): Don't try to
4520 keep reg_set tables up to date.
4521 (pre_insert_copies): Use df insn LUIDs.
4522 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
4523 (reg_set_info): Don't use extra bitmap argument.
4524 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
4525 information to compute regs_set_in_block.
4526 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
4527 (bypass_jumps): Don't use compute_sets and friends.
4529 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4531 PR testsuite/39710
4532 * opts.c (undocumented_msg): Do not leave blank even with
4533 ENABLE_CHECKING.
4535 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4537 * c-decl.c (build_enumerator): Allow values folding to integer
4538 constants but not integer constant expressions with a pedwarn if
4539 pedantic.
4541 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4543 PR c/39582
4544 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
4545 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
4546 type is an integer constant.
4548 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4550 PR target/39897
4551 * config/i386/i386.c (print_operand) ['z']: Revert handling of
4552 HImode operands.
4554 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4556 PR c/39564
4557 * c-decl.c (grokdeclarator): Diagnose declarations of functions
4558 with variably modified return type and no storage class
4559 specifiers, except for the case of nested functions. Distinguish
4560 extern declarations of functions with variably modified return
4561 types from those of objects with variably modified types.
4563 2009-04-25 Jan Hubicka <jh@suse.cz>
4565 * tree.c (list_equal_p): New function.
4566 * tree.h (list_equal_p): Declare.
4567 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4568 basic_block_def, basic_block, const_basic_block): New.
4569 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
4570 (redirect_eh_edge): New function.
4571 (make_eh_edge_update_phi): EH edges are not abnormal.
4572 * except.c: Include tree-flow.h.
4573 (list_match): New function.
4574 (eh_region_replaceable_by_p): New function.
4575 (replace_region): New function.
4576 (hash_type_list): New function.
4577 (hash_eh_region): New function.
4578 (eh_regions_equal_p): New function.
4579 (merge_peers): New function.
4580 (remove_unreachable_regions): Verify EH tree when checking;
4581 merge peers.
4582 (copy_eh_region_1): New function.
4583 (copy_eh_region): New function.
4584 (push_reachable_handler): New function.
4585 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
4586 regions without label but with live RESX.
4587 * except.h (redirect_eh_edge_to_label): New.
4588 * tree-flow.h (redirect_eh_edge): New.
4589 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4590 basic_block_def, basic_block, const_basic_block): Remove.
4591 * Makefile.in (except.o): Add dependency on tree-flow.h
4592 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
4593 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
4594 Remove.
4596 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
4598 PR bootstrap/39645
4599 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
4600 on the destination of memcpy.
4602 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
4604 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
4605 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
4606 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
4608 2009-04-25 Jan Hubicka <jh@suse.cz>
4610 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
4611 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
4612 to be reached by different label than left.
4613 (update_eh_edges): Update comment; remove edge_to_remove if possible
4614 and return true if suceeded.
4615 (cleanup_empty_eh): Accept sharing map; handle shared regions.
4616 (cleanup_eh): Compute sharing map.
4617 * except.c (remove_eh_handler_and_replace): Add argument if we should
4618 update regions.
4619 (remove_unreachable_regions): Update for label sharing.
4620 (label_to_region_map): Likewise.
4621 (get_next_region_sharing_label): New function.
4622 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
4623 prev_try pointers.
4624 (remove_eh_handler): Update.
4625 (remove_eh_region_and_replace_by_outer_of): New function.
4626 * except.h (struct eh_region): Add next_region_sharing_label.
4627 (remove_eh_region_and_replace_by_outer_of,
4628 get_next_region_sharing_label): Declare.
4629 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
4631 2009-04-25 Jan Hubicka <jh@suse.cz>
4633 * tree-cfg.c (split_critical_edges): Split also edges where we can't
4634 insert code even if they are not critical.
4636 2009-04-25 Jan Hubicka <jh@suse.cz>
4638 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4639 (gimple_can_remove_branch_p): EH edges won't remove branch by
4640 redirection.
4641 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
4642 updating of non-abnormal EH edges.
4643 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4644 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
4645 (split_critical_edges): Split also edges where emitting code on them
4646 will lead to splitting later.
4648 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4649 H.J. Lu <hongjiu.lu@intel.com>
4651 PR target/39590
4652 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
4653 the configured assembler supports fildq and fistpq mnemonics.
4654 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
4655 * configure: Regenerated.
4656 * config.in: Ditto.
4658 * config/i386/i386.c (print_operand): Handle 'Z'.
4659 ['z']: Remove handling of special fild/fist suffixes.
4660 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
4661 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
4662 suffix of fild insn.
4663 (*floatsi<mode>2_vector_mixed): Ditto.
4664 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
4665 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
4666 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4667 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
4668 * config/i386/gas.h (GAS_MNEMONICS): Remove.
4670 2009-04-25 Ben Elliston <bje@au.ibm.com>
4672 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
4673 the source of a set operation.
4675 2009-04-25 Anatoly Sokolov <aesok@post.ru>
4677 * target.h (struct gcc_target): Add case_values_threshold field.
4678 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
4679 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
4680 * targhooks.c (default_case_values_threshold): New function.
4681 * targhooks.h (default_case_values_threshold): Declare function.
4682 * stmt.c (expand_case): Use case_values_threshold target hook.
4683 * expr.h (case_values_threshold): Remove declartation.
4684 * expr.c (case_values_threshold): Remove function.
4685 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
4687 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
4688 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4689 (avr_case_values_threshold): Declare as static.
4690 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
4692 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
4693 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4694 (mn10300_case_values_threshold): New function.
4696 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4698 * ira.c (setup_cover_and_important_classes): Add enum cast.
4700 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
4702 * genpreds.c (write_enum_constraint_num): Output definition of
4703 CONSTRAINT_NUM_DEFINED_P macro.
4704 * ira.c (setup_cover_and_important_classes): Use
4705 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
4707 2009-04-24 DJ Delorie <dj@redhat.com>
4709 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
4710 __SH2A_SINGLE_ONLY__ also.
4712 2009-04-24 Steve Ellcey <sje@cup.hp.com>
4714 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
4715 (movdf_internal): Ditto.
4716 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
4717 SFmode and DFmode constants.
4718 (ia64_print_operand): Add 'G' format for printing
4719 floating point constants.
4721 2009-04-24 Richard Guenther <rguenther@suse.de>
4723 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
4724 from unsigned additions.
4726 2009-04-24 Joseph Myers <joseph@codesourcery.com>
4728 * c-typeck.c (set_init_index): Allow array designators that are
4729 not integer constant expressions with a pedwarn if pedantic.
4731 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4733 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
4734 zero if no overlap in nonzero bits between the operands.
4736 2009-04-24 Ian Lance Taylor <iant@google.com>
4738 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
4739 (record_dead_and_set_regs): Likewise.
4740 * df.h (struct df_mw_hardreg): Change flags field to int.
4741 (struct df_base_ref): Likewise.
4742 (struct df): Change changeable_flags field to int.
4743 * df-scan.c (df_defs_record): Change clobber_flags to int.
4744 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
4745 constants rather than #define macros.
4746 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
4747 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
4748 (enum dwarf_calling_convention): Likewise.
4749 (enum dwarf_line_number_x_ops): Likewise.
4750 (enum dwarf_call_frame_info): Likewise.
4751 (enum dwarf_source_language): Likewise.
4752 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
4753 (add_calling_convention_attribute): Likewise.
4754 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
4755 (combine_comparisons): Change compcode to int. Add cast to enum type.
4756 * genrecog.c (maybe_both_true_2): Change c to int.
4757 (write_switch): Likewise. Add cast to enum type.
4758 * gimplify.c (gimplify_omp_for): Handle return values from
4759 gimplify_expr using MIN rather than bitwise or.
4760 (gimplify_expr): Add cast to enum type.
4761 * ipa-prop.c (update_jump_functions_after_inlining): Change
4762 IPA_BOTTOM to IPA_JF_UNKNOWN.
4763 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
4764 Add casts to enum type.
4765 (setup_cover_and_important_classes): Change cl to int. Add casts
4766 to enum type.
4767 (setup_class_translate): Change cl and mode to int.
4768 (ira_init_once): Change mode to int.
4769 (free_register_move_costs): Likewise.
4770 (setup_prohibited_mode_move_regs): Add casts to enum type.
4771 * langhooks.c (add_builtin_function_common): Rework assertion that
4772 value fits bitfield.
4773 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
4774 * omega.c (omega_do_elimination): Avoid math on enum types.
4775 * optabs.c (expand_vec_shift_expr): Remove casts to int.
4776 * opts.c (set_debug_level): Change 2 to enum constant. Use new
4777 int local to handle integral_argment value.
4778 * regmove.c (try_auto_increment): Change PUT_MODE to
4779 PUT_REG_NOTE_KIND.
4780 * reload.c (push_secondary_reload): Add casts to enum type.
4781 (secondary_reload_class, find_valid_class): Likewise.
4782 * reload1.c (emit_input_reload_insns): Likewise.
4783 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
4784 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
4785 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
4786 constant.
4787 * tree.c (build_common_builtin_nodes): Add casts to enum type.
4788 * tree-complex.c (complex_lattice_t): Typedef to int rather than
4789 enum type.
4790 (expand_complex_libcall): Add casts to enum type.
4791 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
4792 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
4793 with ERROR_MARK, not NUM_TREE_CODES.
4794 (vect_create_epilog_for_reduction): Likewise.
4795 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
4796 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
4797 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
4798 enum machine_mode.
4799 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
4800 vect_unused_in_loop. Change 0 to loop_vect.
4801 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
4802 * var-tracking.c (get_init_value): Change return type to enum
4803 var_init_status.
4804 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
4805 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
4806 arm_fp_model.
4807 (arm_override_options): Add casts to enum type.
4808 (arm_emit_tls_decoration): Likewise.
4809 * config/i386/i386.c (ix86_function_specific_restore): Add casts
4810 to enum type.
4811 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
4812 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
4813 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
4814 enum type.
4815 * config/s390/s390.c (code_for_builtin_64): Change to array of
4816 enum insn_code.
4817 (code_for_builtin_31): Likewise.
4818 (s390_expand_builtin): Change code_for_builtin to enum insn_code
4819 const *.
4820 * config/sparc/sparc.c (sparc_override_options): Change value
4821 field in struct code_model to enum cmodel. In initializer change
4822 0 to NULL and add cast to enum type.
4824 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
4825 Change all callers. Issue a -Wc++-compat warning using
4826 lhs_origtype if necessary.
4827 (convert_for_assignment): Issue -Wc++-compat warnings about
4828 invalid conversions to enum type on assignment.
4829 * c-common.h (build_modify_expr): Update declaration.
4831 2009-04-24 Nick Clifton <nickc@redhat.com>
4833 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
4834 (function_arg_advance): Likewise.
4835 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
4836 5th alternative.
4838 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4840 * config/s390/constraints.md ('I', 'J'): Fix condition.
4842 2009-04-24 Diego Novillo <dnovillo@google.com>
4844 * gengtype-parse.c (parse_error): Add newline after message.
4846 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4848 * config/i386/sse.md (avxmodesuffixs): Removed.
4849 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
4850 (*avx_pinsr<ssevecsize>): This.
4852 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4854 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
4855 follow chains of regs with a single definition, and allow expressions
4856 that are function_invariant_p.
4857 (simple_rhs_p): Allow expressions that are function_invariant_p.
4859 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
4861 PR middle-end/39867
4862 * fold-const.c (fold_cond_expr_with_comparison): When folding
4863 > and >= to MAX, make sure the MAX uses the same type as the
4864 comparison's operands.
4866 2009-04-24 Nick Clifton <nickc@redhat.com>
4868 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
4869 addressing for DImode accesses.
4870 (frv_print_operand_address): Handle PLUS case.
4871 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
4873 2009-04-24 Jakub Jelinek <jakub@redhat.com>
4875 PR rtl-optimization/39794
4876 * alias.c (canon_true_dependence): Add x_addr argument.
4877 * rtl.h (canon_true_dependence): Adjust prototype.
4878 * cse.c (check_dependence): Adjust canon_true_dependence callers.
4879 * cselib.c (cselib_invalidate_mem): Likewise.
4880 * gcse.c (compute_transp): Likewise.
4881 * dse.c (scan_reads_nospill): Likewise.
4882 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
4883 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
4884 canon_base_addr of the group, plus optional offset.
4885 (struct group_info): Rename canon_base_mem to
4886 canon_base_addr.
4887 (get_group_info): Set canon_base_addr to canon_rtx of base, not
4888 canon_rtx of base_mem.
4890 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
4892 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
4893 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
4895 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4897 * config/spu/spu-builtins.h: Delete file.
4899 * config/spu/spu.h (enum spu_builtin_type): Move here from
4900 spu-builtins.h.
4901 (struct spu_builtin_description): Likewise. Add GTY marker.
4902 Do not use enum spu_function_code or enum insn_code.
4903 (spu_builtins): Add extern declaration.
4905 * config/spu/spu.c: Do not include "spu-builtins.h".
4906 (enum spu_function_code, enum spu_builtin_type_index,
4907 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
4908 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
4909 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
4910 unsigned_V2DI_type_node): Move here from spu-builtins.h.
4911 (spu_builtin_types): Make static. Add GTY marker.
4912 (spu_builtins): Add extern declaration with GTY marker.
4913 Include "gt-spu.h".
4915 * config/spu/spu-c.c: Do not include "spu-builtins.h".
4916 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
4917 Check programmatically whether all parameters are scalar.
4919 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
4921 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
4923 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
4924 assignment from the constructor either if the target is volatile.
4926 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
4928 * config/arm/arm.md (insv): Do not share operands[0].
4930 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
4932 * config/vxlib-tls.c (active_tls_threads): Delete.
4933 (delete_hook_installed): New.
4934 (tls_delete_hook): Don't delete the delete hook.
4935 (tls_destructor): Delete it here.
4936 (__gthread_set_specific): Adjust installing the delete hook.
4937 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
4938 __gthread_leave_tsd_dtor_context.
4940 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
4942 * c-format.c (gcc_tdiag_char_table): Add support for %E.
4944 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
4946 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
4947 enum type.
4948 (alpha_rtx_costs): Ditto.
4949 (emit_unlikely_jump): Use add_reg_note.
4950 (emit_frame_store_1): Ditto.
4951 (alpha_expand_prologue): Ditto.
4952 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4953 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
4955 2009-04-23 Nick Clifton <nickc@redhat.com>
4957 * config/v850/v850.md (epilogue): Remove suppressed code.
4958 (return): Rename to return_simple and remove test of frame size.
4959 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
4960 to gen_return_simple.
4962 2009-04-22 Jing Yu <jingyu@google.com>
4964 PR testsuite/39781
4965 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
4967 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4969 PR C/31499
4970 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
4971 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
4972 value is a VECTOR_CST, the element type is the element type of the
4973 vector.
4975 2009-04-22 DJ Delorie <dj@redhat.com>
4977 * config/m32c/m32c.h: Update GTY annotations to new syntax.
4979 2009-04-22 Jakub Jelinek <jakub@redhat.com>
4981 * alias.c (find_base_term): Move around LO_SUM case, so that
4982 CONST falls through into PLUS/MINUS handling.
4984 PR c/39855
4985 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
4986 into 0, use omit_one_operand.
4988 2009-04-23 Ben Elliston <bje@au.ibm.com>
4990 * config/rs6000/linux-unwind.h (get_regs): Remove type
4991 puns. Change the type of `pc' to an array of unsigned ints and
4992 update all users. Constify frame24.
4994 2009-04-22 DJ Delorie <dj@redhat.com>
4996 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
4997 declarations before code.
4998 (current_function_special_page_vector): Likewise.
4999 (m32c_expand_insv): Silence a warning.
5001 2009-04-21 Taras Glek <tglek@mozilla.com>
5003 * alias.c: Update GTY annotations to new syntax.
5004 * basic-block.h: Likewise.
5005 * bitmap.h: Likewise.
5006 * c-common.h: Likewise.
5007 * c-decl.c: Likewise.
5008 * c-parser.c: Likewise.
5009 * c-pragma.c: Likewise.
5010 * c-tree.h: Likewise.
5011 * cfgloop.h: Likewise.
5012 * cgraph.h: Likewise.
5013 * config/alpha/alpha.c: Likewise.
5014 * config/arm/arm.h: Likewise.
5015 * config/avr/avr.h: Likewise.
5016 * config/bfin/bfin.c: Likewise.
5017 * config/cris/cris.c: Likewise.
5018 * config/darwin.c: Likewise.
5019 * config/frv/frv.c: Likewise.
5020 * config/i386/i386.c: Likewise.
5021 * config/i386/i386.h: Likewise.
5022 * config/i386/winnt.c: Likewise.
5023 * config/ia64/ia64.h: Likewise.
5024 * config/iq2000/iq2000.c: Likewise.
5025 * config/mips/mips.c: Likewise.
5026 * config/mmix/mmix.h: Likewise.
5027 * config/pa/pa.c: Likewise.
5028 * config/pa/pa.h: Likewise.
5029 * config/rs6000/rs6000.c: Likewise.
5030 * config/s390/s390.c: Likewise.
5031 * config/sparc/sparc.c: Likewise.
5032 * config/xtensa/xtensa.c: Likewise.
5033 * cselib.h: Likewise.
5034 * dbxout.c: Likewise.
5035 * dwarf2out.c: Likewise.
5036 * except.c: Likewise.
5037 * except.h: Likewise.
5038 * fixed-value.h: Likewise.
5039 * function.c: Likewise.
5040 * function.h: Likewise.
5041 * gimple.h: Likewise.
5042 * integrate.c: Likewise.
5043 * optabs.c: Likewise.
5044 * output.h: Likewise.
5045 * real.h: Likewise.
5046 * rtl.h: Likewise.
5047 * stringpool.c: Likewise.
5048 * tree-data-ref.c: Likewise.
5049 * tree-flow.h: Likewise.
5050 * tree-scalar-evolution.c: Likewise.
5051 * tree-ssa-address.c: Likewise.
5052 * tree-ssa-alias.h: Likewise.
5053 * tree-ssa-operands.h: Likewise.
5054 * tree.c: Likewise.
5055 * tree.h: Likewise.
5056 * varasm.c: Likewise.
5057 * varray.h: Likewise.
5058 * vec.h: Likewise.
5059 * coretypes.h: Do not define GTY macro if it is already defined.
5060 * doc/gty.texi: Update GTY documentation to new syntax.
5061 * gengtype-lex.l: Enforce attribute-like syntax for GTY
5062 annotations on structs.
5063 * gengtype-parse.c: Likewise.
5065 2009-04-22 Mark Heffernan <meheff@google.com>
5067 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
5069 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
5071 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
5072 where appropriate.
5074 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
5076 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
5077 the same as a PLUS without a shift. Increase the cost of a
5078 CONST_INT in MULT.
5080 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5082 * Makefile.in: Update dependencies.
5083 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
5084 * errors.h: Remove bogus comment about compatibility.
5085 (warning): Update declaration.
5086 * genautomata.c: Update all calls to warning.
5087 * gimple.c: Do not include errors.h. Include toplev.h.
5088 * tree-ssa-structalias.c: Do not include errors.h.
5089 * omega.c: Likewise.
5090 * tree-ssa-reassoc.c: Likewise.
5091 * config/spu/spu-c.c: Likewise.
5092 * config/spu/t-spu-elf: Update dependencies.
5094 2009-04-22 Richard Guenther <rguenther@suse.de>
5096 PR tree-optimization/39824
5097 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
5098 make sure the types are compatible.
5100 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5102 PR c++/14875
5103 * c-common.c (c_parse_error): Take a token_flags parameter.
5104 Use token_type for the token type instead.
5105 Pass token_flags to cpp_type2name.
5106 * c-common.h (c_parse_error): Update declaration.
5107 * c-parser.c (c_parser_error): Pass 0 as token flags.
5109 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
5111 PR rtl-optimization/39580
5112 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
5114 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5116 * function.c (expand_function_end): Do not emit a jump to the "naked"
5117 return label for fall-through returns.
5118 * except.c (sjlj_emit_function_exit): Always place the call to the
5119 unregister function at the location installed by expand_function_end.
5121 2009-04-22 Richard Guenther <rguenther@suse.de>
5123 PR tree-optimization/39845
5124 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
5125 (gen_inbound_check): Likewise.
5127 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
5129 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
5130 padding for PPC.
5131 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
5132 * config/vxlib.c (__gthread_once): Add race guard for PPC.
5134 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5136 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
5137 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
5138 shift counts to avoid out-of-bounds array accesses.
5140 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5142 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
5143 (Pmode): Move above.
5145 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
5147 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
5148 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
5149 GET_CODE macro. Use IN_RANGE macro where appropriate.
5150 * config/alpha/alpha.h: Ditto.
5151 * config/alpha/alpha.md: Ditto.
5152 * config/alpha/constraints.md: Ditto.
5153 * config/alpha/predicates.md: Ditto.
5155 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5157 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
5158 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5159 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5160 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5161 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5162 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5163 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5164 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5165 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5166 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5167 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5168 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5169 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5170 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5171 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5172 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5173 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5174 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5175 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5176 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5177 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5178 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5179 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5180 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5181 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5182 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5183 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5185 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5187 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
5188 references from comments.
5189 * cfgbuild.c: (count_basic_blocks): Delete.
5190 (find_basic_blocks_1): Delete.
5191 (find_basic_blocks): Delete.
5192 * except.c (finish_eh_generation): Make static. Move comment from
5193 except.h here. Remove find_basic_blocks references from comments.
5194 * except.h (finish_eh_generation): Delete.
5195 * basic-block.h (find_basic_blocks): Delete.
5196 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
5198 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
5200 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
5201 (sdbout_parms): Likewise.
5203 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5205 * config/sh/sh.c (prepare_cbranch_operands): Use
5206 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
5207 (expand_cbranchdi4): Likewise.
5208 (from_compare): Add cast to enum type.
5209 (expand_cbranchsi4): Use add_reg_note.
5210 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
5211 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
5212 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
5213 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5214 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
5215 instead of CODE_FOR_nothing.
5216 (cbranchdi4): Likewise. Fix the order of arguments for
5217 gen_rtx_fmt_ee.
5218 (push_fpscr): Use add_reg_note.
5219 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
5220 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
5222 2009-04-21 Joseph Myers <joseph@codesourcery.com>
5224 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
5225 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5226 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5227 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
5228 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
5229 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
5230 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
5231 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
5232 config/alpha/x-vms, config/arc/t-arc,
5233 config/arm/README-interworking, config/arm/arm-c.c,
5234 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
5235 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
5236 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
5237 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
5238 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
5239 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
5240 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
5241 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
5242 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
5243 config/cris/t-elfmulti, config/crx/t-crx,
5244 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
5245 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
5246 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
5247 config/h8300/t-h8300, config/i386/athlon.md,
5248 config/i386/darwin-libgcc.10.4.ver,
5249 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
5250 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
5251 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
5252 config/i386/t-linux64, config/i386/t-nwld,
5253 config/i386/t-rtems-i386, config/i386/t-sol2-10,
5254 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
5255 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
5256 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
5257 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
5258 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
5259 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
5260 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
5261 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
5262 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
5263 config/m68k/t-uclinux, config/mcore/t-mcore,
5264 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
5265 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
5266 config/mips/crtn.asm, config/mips/irix-crti.asm,
5267 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
5268 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
5269 config/mips/mips-fixed.md, config/mips/sb1.md,
5270 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
5271 config/mips/t-iris6, config/mips/t-isa3264,
5272 config/mips/t-libgcc-mips16, config/mips/t-linux64,
5273 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
5274 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
5275 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
5276 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
5277 config/mn10300/t-linux, config/mn10300/t-mn10300,
5278 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
5279 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
5280 config/picochip/libgccExtras/clzsi2.asm,
5281 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
5282 config/rs6000/darwin-libgcc.10.4.ver,
5283 config/rs6000/darwin-libgcc.10.5.ver,
5284 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
5285 config/rs6000/t-aix43, config/rs6000/t-aix52,
5286 config/rs6000/t-darwin, config/rs6000/t-fprules,
5287 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
5288 config/rs6000/t-lynx, config/rs6000/t-netbsd,
5289 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
5290 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
5291 config/rs6000/t-rtems, config/rs6000/t-spe,
5292 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
5293 config/score/t-score-elf, config/sh/divcost-analysis,
5294 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
5295 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
5296 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
5297 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
5298 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
5299 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
5300 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
5301 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
5302 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
5303 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
5304 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
5305 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
5306 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
5307 limitx.h, version.c, xcoff.h: Add copyright and license notices.
5308 * config/h8300/genmova.sh: Include copyright and license notices
5309 in generated output.
5310 * config/h8300/mova.md: Regenerate.
5311 * doc/install.texi2html: Include word "Copyright" in copyright
5312 notice and use name "Free Software Foundation, Inc.".
5313 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5314 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5315 ChangeLog-2007, ChangeLog-2008: Correct dates.
5317 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
5319 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
5320 NE_EXPR operations as well.
5321 * c-parser.c (c_parser_condition): Do not set location information on
5322 the condition.
5323 (c_parser_conditional_expression): Likewise.
5324 (c_parser_binary_expression): Set location information on operators.
5325 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
5326 TRUTH_NOT_EXPR has been folded.
5327 * fold-const.c (fold_truth_not_expr): Copy location information from
5328 the incoming expression to the outgoing one.
5329 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
5330 recursive calls on the LHS of the operator but pass that of the
5331 operator to recursive calls on the RHS of the operator. Set it
5332 on the COND_EXPR.
5333 (shortcut_cond_expr): Set the locus of the operator on the second
5334 COND_EXPR and that of the expression on the first in degenerate cases.
5335 Pass the locus of the expression to calls to shortcut_cond_r.
5336 Set the locus of the 'then' block on the associated jump, if any.
5337 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
5338 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
5339 expression to call to gimplify_boolean_expr.
5341 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
5343 * config.gcc: Add additional configuration for
5344 i686-w64-mingw* and x86_64-w64-mingw* triplet.
5345 * config/i386/mingw-w64.h: New mingw-w64 specific header.
5346 (CPP_SPEC): Redefine for allowing -municode option.
5347 (STARTFILE_SPEC): Likewise.
5348 * config/i386/t-mingw-w64: New.
5349 * config/i386/mingw-w64.opt: New.
5350 (municode): Add new target option.
5351 * doc/invoke.texi (municode): Add documentation for new option.
5353 2009-04-21 Ian Lance Taylor <iant@google.com>
5355 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5356 Correct test for number of arguments.
5357 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
5359 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
5361 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
5362 argument of emit_library_call.
5364 2009-04-21 Richard Guenther <rguenther@suse.de>
5366 PR middle-end/39829
5367 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
5368 inside VIEW_CONVERT_EXPRs.
5370 2009-04-21 Martin Jambor <mjambor@suse.cz>
5372 * tree-switch-conversion.c (build_constructors): Split a long line.
5373 (constructor_contains_same_values_p): New function.
5374 (build_one_array): Create assigns of constants if possible, do not
5375 call mark_sym_for_renaming, call update_stmt.
5376 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
5377 make_rename_temp. Do not call mark_symbols_for_renaming, call
5378 update_stmt.
5379 (gen_def_assigns): Do not call mark_symbols_for_renaming or
5380 find_new_referenced_vars, call update_stmt.
5381 (gen_inbound_check): Use create_tmp_var and create ssa names manually
5382 instead of calling make_rename_temp. Do not call
5383 find_new_referenced_vars or mark_symbols_for_renaming, call
5384 update_stmt.
5386 2009-04-21 Richard Guenther <rguenther@suse.de>
5388 PR tree-optimization/39827
5389 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
5390 (tree_ssa_phiprop): Pass the correct array size.
5392 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
5394 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
5396 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
5398 PR 16202
5399 * c-typeck.c (lvalue_p): Move declaration ...
5400 * c-common.h (lvalue_p): ... to here.
5401 * c-common.c (candidate_equal_p): New.
5402 (add_tlist): Use it.
5403 (merge_tlist): Use it.
5404 (warn_for_collisions_1): Likewise.
5405 (warning_candidate_p): Accept more candidates.
5406 (verify_tree): A warning candidate can be an expression. Use
5407 candidate_equal_p.
5409 2009-04-21 Ben Elliston <bje@au.ibm.com>
5411 PR target/5267
5412 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5413 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
5414 options. Remove -mcall-solaris documentation.
5416 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5418 PR c++/13358
5419 * doc/invoke.texi (-Wlong-long): Update description.
5420 * c-lex (interpret_integer): Only warn if there was no previous
5421 overflow and -Wlong-long is enabled.
5422 * c-decl.c (declspecs_add_type): Drop redundant flags.
5423 * c.opt (Wlong-long): Init to -1.
5424 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
5425 and front-end warn_long_long. Wlong-long only depends on other
5426 flags if it is uninitialized.
5427 * c-parser.c (disable_extension_diagnostics): warn_long_long is
5428 the same for CPP and FE.
5429 (restore_extension_diagnostics): Likewise.
5431 2009-04-20 Ian Lance Taylor <iant@google.com>
5433 Fix enum conversions which are invalid in C++:
5434 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
5435 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
5436 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
5437 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
5438 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
5439 (dbxout_parms): Likewise.
5440 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
5441 (df_clear_flags): Likewise.
5442 * df-problems.c (df_rd_bb_local_compute_process_def): Change
5443 top_flag parameter to int.
5444 (df_chain_create_bb_process_use): Likewise.
5445 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
5446 Remove cast.
5447 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
5448 (df_ref_create_structure, df_def_record_1): Likewise.
5449 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
5450 (df_notes_rescan): Change 0 to VOIDmode in function call.
5451 (df_get_call_refs, df_insn_refs_collect): Likewise.
5452 (df_bb_regs_collect): Likewise.
5453 (df_entry_block_defs_collect): Likewise.
5454 (df_exit_block_uses_collect): Likewise.
5455 * df.h: Update declarations.
5456 * double-int.c (double_int_divmod): Add cast to enum type.
5457 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
5458 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
5459 (based_loc_descr): Likewise.
5460 (loc_descriptor_from_tree_1): Change first_op and second_op to
5461 enum dwarf_location_atom. Add cast to enum type.
5462 * expmed.c (init_expmed): Change 0 to SET in function call.
5463 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
5464 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
5465 (do_store_flag): Likewise.
5466 * fixed-value.h (struct fixed_value): Change mode to enum
5467 machine_mode.
5468 * function.c (assign_parms): Change 0 to VOIDmode in function call.
5469 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
5470 function call.
5471 (insert_insn_decl, insert_decl, insert_state): Likewise.
5472 (automata_list_finish): Likewise.
5473 * genrecog.c (process_define_predicate): Add cast to enum type.
5474 * gensupport.c (init_predicate_table): Add cast to enum type.
5475 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
5476 function call.
5477 (gimple_build_call_1, gimple_build_label): Likewise.
5478 (gimple_build_goto, gimple_build_asm_1): Likewise.
5479 (gimple_build_switch_1, gimple_build_cdt): Likewise.
5480 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
5481 (enum fallback): Rename from enum fallback_t.
5482 (fallback_t): Typedef as int.
5483 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
5484 GSI_SAME_STMT in function call.
5485 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
5486 enum type.
5487 (setup_reg_class_relations): Likewise.
5488 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
5489 (setup_prohibited_class_mode_regs): Add cast to enum type.
5490 (setup_prohibited_mode_move_regs): Likewise.
5491 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
5492 (record_address_regs): Change i to enum reg_class.
5493 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
5494 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
5495 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
5496 (GET_MODE_2XWIDER_MODE): Likewise.
5497 (GET_CLASS_NARROWEST_MODE): Likewise.
5498 * omp-low.c (expand_omp_for): Add cast to enum type.
5499 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
5500 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
5501 * postreload.c (reload_cse_simplify_operands): Change rclass local
5502 to enum reg_class.
5503 * predict.c (combine_predictions_for_insn): Change best_predictor
5504 and predictor to enum br_predictor.
5505 (combine_predictions_for_bb): Likewise.
5506 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
5507 use SET_PREDICT_EXPR_OUTCOME.
5508 * real.c (real_arithmetic): Change icode to code in function call.
5509 * reginfo.c (init_move_cost): Add casts to enum type.
5510 (init_reg_sets_1, init_fake_stack_mems): Likewise.
5511 * regmove.c (regclass_compatible_p): Change class0 and class1 to
5512 enum reg_class.
5513 * reload.c (find_valid_class): Add casts to enum type.
5514 (push_reload): Change 0 to NO_REGS in function call.
5515 (find_reloads): Change this_alternative to array of enum
5516 reg_class. Remove some now-unnecessary casts.
5517 (make_memloc): Change 0 to VOIDmode in function call.
5518 * reload1.c (reload): Change 0 to VOIDmode in function call.
5519 (eliminate_regs_1, elimination_effects): Likewise.
5520 (eliminate_regs_in_insn): Likewise.
5521 (emit_input_reload_insns): Add cast to enum type.
5522 (delete_output_reload): Change 0 to VOIDmode in function call.
5523 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
5524 to enum type in function call.
5525 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
5526 (SET_PREDICT_EXPR_OUTCOME): Define.
5527 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
5528 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
5529 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
5530 (dump_function): Likewise.
5531 * tree-dump.h: Update declarations.
5532 * tree-pass.h: Update declarations.
5533 * varasm.c (assemble_integer): Change mclass to enum mode_class.
5534 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
5535 enum type.
5536 (arm_rtx_costs_1): Correct parenthesization.
5537 (arm_rtx_costs): Add casts to enum type.
5538 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
5539 (vfp_emit_fstmd): Use add_rg_note.
5540 (emit_multi_reg_push, emit_sfm): Likewise.
5541 (thumb_set_frame_pointer): Likewise.
5542 (arm_expand_prologue): Likewise.
5543 (arm_regno_class): Change return type to enum reg_class.
5544 (thumb1_expand_prologue): Use add_reg_note.
5545 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
5546 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
5547 in function call.
5548 * config/arm/gentune.sh: Add cast to enum type.
5549 * config/arm/arm-tune.md: Rebuild.
5550 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
5551 (ix86_split_fp_branch, predict_jump): Likewise.
5552 (ix86_expand_multi_arg_builtin): Change sub_code from enum
5553 insn_code to enum rtx_code.
5554 (ix86_builtin_vectorized_function): Add cast to enum type.
5555 * config/i386/i386.md (truncdfsf2): Change slot to enum
5556 ix86_stack_slot.
5557 (truncxf<mode>2, isinf<mode>2): Likewise.
5558 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
5559 enum type.
5560 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
5561 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
5562 (insert_bundle_state): Change 1 to INSERT in function call.
5563 (ia64_add_bundle_selector_before): Likewise.
5564 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
5565 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
5566 (restore_stack_nonlocal): Likewise.
5567 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
5568 function call.
5569 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
5570 function call.
5571 (mips_rtx_costs): Likewise.
5572 (mips_override_options): Add casts to enum type.
5573 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
5574 in function call.
5575 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
5576 (store_reg, set_reg_plus_d): Likewise.
5577 (hppa_expand_prologue, hppa_profile_hook): Likewise.
5578 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5579 cast to enum type.
5580 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
5581 function call.
5582 (emit_unlikely_jump): Use add_reg_note.
5583 (rs6000_emit_allocate_stack): Likewise.
5584 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
5585 (output_toc): Change 1 to INSERT in function call.
5586 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
5587 (rs6000_initialize_trampoline): Likewise.
5588 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
5589 function call.
5590 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
5591 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
5592 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
5593 (save_gprs): Use add_reg_note.
5594 (s390_emit_prologue): Likewise.
5595 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5596 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
5597 (sparc_fold_builtin): Add cast to enum type.
5598 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
5599 enum insn_code.
5600 (spu_expand_prologue): Use add_reg_note.
5601 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
5603 2009-04-20 Ian Lance Taylor <iant@google.com>
5605 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
5606 (c_parser_postfix_expression_after_primary): Get VEC for list of
5607 arguments. Get original types of arguments. Call
5608 build_function_call_vec.
5609 (cached_expr_list_1, cached_expr_list_2): New static variables.
5610 (c_parser_expr_list): Change return type to VEC *. Add
5611 p_orig_types parameter. Change all callers.
5612 (c_parser_release_expr): New static function.
5613 (c_parser_vec_to_tree_list): New static function.
5614 * c-typeck.c (build_function_call): Rewrite to build a VEC and
5615 call build_function_call_vec.
5616 (build_function_call_vec): New function, based on old
5617 build_function_call.
5618 (convert_arguments): Remove nargs and argarray parameters. Change
5619 values to a VEC. Add origtypes parameter.
5620 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
5621 (convert_for_assignment): Add origtype parameter. Change all
5622 callers. If warn_cxx_compat, check for conversion to an enum
5623 type when calling a function.
5624 (store_init_value): Add origtype parameter. Change all callers.
5625 (digest_init): Likewise.
5626 (struct init_node): Add origtype field.
5627 (add_pending_init): Add origtype parameter. Change all callers.
5628 (output_init_element): Likewise.
5629 (output_pending_init_elements): Pass origtype from init_node to
5630 output_init_element.
5631 (process_init_element): Pass origtype from c_expr to
5632 output_init_element.
5633 (c_finish_return): Add origtype parameter. Change all callers.
5634 * c-common.c (sync_resolve_size): Change params to VEC *. Change
5635 caller.
5636 (sync_resolve_params): Likewise.
5637 (sync_resolve_return): Change params to first_param. Change caller.
5638 (resolve_overloaded_builtins): Change params to VEC *. Change
5639 callers. Save first parameter around call to build_function_call_vec.
5640 * c-decl.c (finish_decl): Add origtype parameter. Change all
5641 callers. Call build_function_call_vec rather than
5642 build_function_call for cleanup.
5643 * c-tree.h: Update declarations.
5644 * c-common.h: Update declarations.
5645 * stub-objc.c (objc_rewrite_function_call): Change parameter from
5646 params to first_param.
5647 * target.h (struct gcc_target): Change resolve_overloaded_builtin
5648 params parameter from tree to void *.
5649 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5650 Change arglist parameter to have type void *, and to be a pointer
5651 to a VEC.
5652 * config/rs6000/rs6000-protos.h
5653 (altivec_resolve_overloaded_builtin): Update declaration.
5654 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
5655 fnargs parameter to have type void *, and to be a pointer to a
5656 VEC. Call build_function_call_vec instead of
5657 build_function_call.
5658 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
5660 2009-04-20 Joey Ye <joey.ye@intel.com>
5661 Xuepeng Guo <xuepeng.guo@intel.com>
5662 H.J. Lu <hongjiu.lu@intel.com>
5664 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
5666 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
5667 (IX86_LEA_PRIORITY): Likewise.
5668 (distance_non_agu_define): New function.
5669 (distance_agu_use): Likewise.
5670 (ix86_lea_for_add_ok): Likewise.
5671 (ix86_dep_by_shift_count): Likewise.
5673 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
5674 should split for LEA.
5676 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
5677 function.
5678 (ix86_dep_by_shift_count): Likewise.
5680 2009-04-20 Richard Guenther <rguenther@suse.de>
5682 * expr.c (handled_component_p): Move ...
5683 * tree.h (handled_component_p): ... here.
5684 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
5685 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
5686 and REALPART_EXPR to be in one group.
5688 2009-04-20 Richard Guenther <rguenther@suse.de>
5690 * basic-block.h (get_all_dominated_blocks): Declare.
5691 * dominance.c (get_all_dominated_blocks): New function.
5692 * tree-cfg.c (get_all_dominated_blocks): Remove.
5693 (remove_edge_and_dominated_blocks): Adjust.
5694 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
5695 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
5696 instead of recursing.
5698 2009-04-20 Doug Kwan <dougkwan@google.com>
5700 * cgraph.h (cgraph_node_ptr): New type for vector functions.
5701 (struct cgraph_node_set_def): New type.
5702 (cgraph_node_set) New type. Also declare vector functions.
5703 (struct cgraph_node_set_element_def): New type.
5704 (cgraph_node_set_element): Ditto.
5705 (cgraph_node_set_iterator): New iterator type.
5706 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
5707 cgraph_node_set_remove, dump_cgraph_node_set,
5708 debug_cgraph_node_set): New prototypes.
5709 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
5710 cgraph_node_set_size): New inlines.
5711 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
5712 including cgraph.h.
5713 (struct ipa_opt_pass): Add struct cgraph_node_set_def
5714 argument to function 'write_summary'.
5715 * ipa.c: Include ggc.h.
5716 (hash_cgraph_node_set_element,
5717 eq_cgraph_node_set_element, cgraph_node_set_new,
5718 cgraph_node_set_add, cgraph_node_set_remove,
5719 cgraph_node_set_find, dump_cgraph_node_set,
5720 debug_cgraph_node_set): New functions.
5721 * Makefile.in (ipa.o): Add dependency on GGC_H.
5723 2009-04-20 Ira Rosen <irar@il.ibm.com>
5725 PR tree-optimization/39675
5726 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
5727 check of the return code of vect_schedule_slp. Check that
5728 stmt_vec_info still exists for the statement, before checking its
5729 vectorization type.
5731 2009-04-20 Michael Matz <matz@suse.de>
5733 * Makefile.in (generated_files): Take out $(simple_generated_c).
5735 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
5737 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
5738 (UINTPTR_TYPE): Likewise.
5740 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5742 PR c/37481
5743 * c-typeck.c (digest_init): Check for initializing an array with a
5744 string literal.
5746 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5748 PR c/19771
5749 * c-semantics.c (pop_stmt_list): Propagate
5750 STATEMENT_LIST_HAS_LABEL to parent statement list.
5752 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
5754 * config/mips/mips.h (mips_tune_attr): New macro.
5755 * config/mips/mips.md (cpu): Use it.
5757 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5759 PR c/38243
5760 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
5761 declaring a tag.
5763 2009-04-19 Diego Novillo <dnovillo@google.com>
5765 * toplev.c (compile_file): Move call to coverage_finish ...
5766 * cgraphunit.c (ipa_passes): ... here.
5767 Call cgraph_process_new_functions.
5768 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
5769 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
5771 2009-04-19 Jan Hubicka <jh@suse.cz>
5773 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
5774 cfun.
5775 (dump_cgraph_node): Dump can throw external flag.
5776 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
5778 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5780 PR c/32061
5781 PR c++/36954
5782 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
5783 * common.opt (Wlogical-op): Move from here...
5784 * c.opt (Wlogical-op): ... to here.
5785 * c-typeck.c (parser_build_binary_op): Update call to
5786 warn_logical_operator.
5787 * c-opts.c (c_common_post_options): Enable warn_logical_op with
5788 extra_warnings.
5789 * c-common.c (warn_logical_op): Update.
5790 * c-common.h (warn_logical_op): Update declaration.
5792 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
5794 * tree.c (protected_set_expr_location): Fix formatting.
5796 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5798 PR c/27676
5799 * c-typeck.c (readonly_warning): new.
5800 (build_unary_op, build_modify_expr): Use readonly_warning for
5801 storing into something readonly but not const-qualified.
5803 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5805 PR c/22367
5806 * c-typeck.c (build_unary_op): Check for taking address of
5807 expression of type void.
5809 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5811 PR c/35210
5812 * c-typeck.c (build_function_call): Check for calling a function
5813 with qualified void return types. Call require_complete_type when
5814 generating a trap.
5816 2009-04-18 Jan Hubicka <jh@suse.cz>
5818 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
5819 Set nothrow flag.
5820 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
5821 can_throw_external flag.
5822 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
5823 * ipa-pure-const.c (ignore_edge): New function.
5824 (propagate): Compute order for NOTHROW computation; set NOTHROWs
5825 only over can_throw_external edges.
5826 (local_pure_const): Add nothrow flag.
5827 * ipa-utils.c (searchc): Add ignore_edge callback.
5828 (ipa_utils_reduced_inorder): Add ignore_edge callback.
5829 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
5830 (set_nothrow_function_flags): Update cgraph.
5831 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
5833 2009-04-18 Richard Guenther <rguenther@suse.de>
5835 PR middle-end/39804
5836 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
5837 (fold_stmt): ... this and ...
5838 (fold_stmt_inplace): ... this.
5839 (fold_stmt_1): Fold references in calls and asms.
5840 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
5842 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5844 * tree-vrp.c (ssa_name_nonzero_p): Remove.
5845 * tree.h: Remove the prototype for ssa_name_nonzero_p.
5847 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5849 * tree.c (function_args_count): Remove.
5850 * tree.h: Remove the prototype for function_args_count.
5852 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5854 * tree-iterator.c (expr_only): Remove.
5855 * tree.h: Remove the prototype for expr_only.
5857 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5859 * reginfo.c (cannot_change_mode_set_regs): Remove.
5860 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
5862 2009-04-08 Anatoly Sokolov <aesok@post.ru>
5864 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
5865 whether operands 0 and 1 overlaps.
5867 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
5869 PR middle-end/36902
5870 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
5871 pointer. Use warning_at instead of warning.
5872 (search_for_addr_array): Likewise.
5873 (check_array_bounds): Likewise.
5874 (check_all_array_refs): Check that the incoming edge is not in the
5875 list of edges to be removed.
5876 (check_all_array_refs): Avoid the temporal pointer.
5877 (vrp_visit_cond_stmt): Fix typo.
5878 (simplify_switch_using_ranges): Handle the case where the switch
5879 index is an integer constant.
5881 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
5883 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
5885 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5887 * doc/extend.texi, doc/invoke.texi: Fix typos.
5889 2009-04-17 Cary Coutant <ccoutant@google.com>
5891 * tree-flow-inline.h (get_lineno): Fix inverted test.
5893 2009-04-17 Diego Novillo <dnovillo@google.com>
5895 * tree-ssa-pre.c (create_expression_by_pieces): Remove
5896 assertion for AVAIL_OUT.
5898 2009-04-17 Mike Frysinger <vapier@gentoo.org>
5900 PR target/38627
5901 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
5902 * config/sh/linux-atomic.asm: Likewise.
5904 2009-04-17 Diego Novillo <dnovillo@google.com>
5906 * except.c (debug_eh_tree): New.
5907 (struct eh_region, struct eh_status): Move ...
5908 * except.h: ... here.
5909 (add_type_for_runtime): Declare extern.
5910 (lookup_type_for_runtime): Likewise.
5911 (debug_eh_tree): Declare.
5912 * Makefile.in (GTFILES): List except.h before except.c
5914 2009-04-17 Diego Novillo <dnovillo@google.com>
5916 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
5917 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
5918 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
5919 (find_vars_r): ... here.
5920 * tree-flow.h (find_referenced_vars_in): Declare.
5921 * tree-ssa-pre.c (create_expression_by_pieces): Assert
5922 that AVAIL_OUT exists for BLOCK.
5923 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
5924 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
5925 (tree-parloops.o): Likewise.
5927 2009-04-17 Simon Baldwin <simonb@google.com>
5929 * toplev.c (default_tree_printer): Add handling for %E format.
5931 2009-04-17 Diego Novillo <dnovillo@google.com>
5933 * tree-pretty-print.c (dump_generic_node): Add break after
5934 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
5935 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
5936 FUNCTION_TYPE together. Call print_struct_decl when printing
5937 structures and TDF_SLIM is not given.
5938 (print_struct_decl): Fix logic for detecting recursion.
5940 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
5942 PR 31567
5943 * gcc.c (create_at_file): New.
5944 (compile_input_file_p): New.
5945 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
5946 * main.c (main): Update call to toplev_main.
5947 * toplev.c (toplev_main): Change signature. Call expandargv.
5948 * toplev.h (toplev_main): Change signature.
5950 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
5952 * dwarf2out.c (field_byte_offset): Use the type size as the field size
5953 if the latter is not constant.
5955 2009-04-17 David Edelsohn <edelsohn@gnu.org>
5957 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
5959 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
5961 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
5962 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
5964 2009-04-17 Richard Guenther <rguenther@suse.de>
5966 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5967 Handle component references view-converting an invariant address.
5969 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
5971 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
5972 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
5973 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
5974 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
5975 Use @deftypevr rather than @deftypevar.
5977 2009-04-17 Richard Guenther <rguenther@suse.de>
5979 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
5980 (get_prop_source_stmt): Likewise.
5981 (can_propagate_from): Likewise.
5983 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
5985 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
5986 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
5987 (--with-multilib-list): Add default value.
5988 * configure: Regenerate.
5989 * Makefile.in (TM_ENDIAN_CONFIG): Define.
5990 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
5991 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
5992 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
5993 Don't add default cpu to multilib list unnecessarily, but do enable
5994 the relevant compiler option..
5995 Add support for --with-multilib-list=<blank> and
5996 --with-multilib-list=!<somelib> to supress unwanted multilibs.
5997 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
5998 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
5999 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
6000 TM_MULTILIB_CONFIG.
6001 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
6002 (MULTILIB_OSDIRNAMES): New variable.
6003 * config/sh/t-1e: Delete file.
6004 * config/sh/t-mlib-sh1: Delete file.
6005 * config/sh/t-mlib-sh2: Delete file.
6006 * config/sh/t-mlib-sh2a: Delete file.
6007 * config/sh/t-mlib-sh2a-nofpu: Delete file.
6008 * config/sh/t-mlib-sh2a-single: Delete file.
6009 * config/sh/t-mlib-sh2a-single-only: Delete file.
6010 * config/sh/t-mlib-sh2e: Delete file.
6011 * config/sh/t-mlib-sh3e: Delete file.
6012 * config/sh/t-mlib-sh4: Delete file.
6013 * config/sh/t-mlib-sh4-nofpu: Delete file.
6014 * config/sh/t-mlib-sh4-single: Delete file.
6015 * config/sh/t-mlib-sh4-single-only: Delete file.
6016 * config/sh/t-mlib-sh4a: Delete file.
6017 * config/sh/t-mlib-sh4a-nofpu: Delete file.
6018 * config/sh/t-mlib-sh4a-single: Delete file.
6019 * config/sh/t-mlib-sh4a-single-only: Delete file.
6020 * config/sh/t-mlib-sh4al: Delete file.
6021 * config/sh/t-mlib-sh5-32media: Delete file.
6022 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
6023 * config/sh/t-mlib-sh5-64media: Delete file.
6024 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
6025 * config/sh/t-mlib-sh5-compact: Delete file.
6026 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
6027 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
6028 * doc/install.texi (Options specification): Add
6029 --with-multilib-list and --with-endian.
6031 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6033 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
6034 REVISION_c.
6035 (OBJS-common): Add plugin-version.o.
6036 (plugin-version.o): New.
6037 * gcc-plugin.h (plugin_gcc_version): New.
6038 (plugin_default_version_check): New.
6039 (plugin_init_func, plugin_init): Add version argument.
6040 * plugin-version.c: New.
6041 * plugin.c (str_plugin_gcc_version_name): New.
6042 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
6043 pass it to the init function.
6044 (plugin_default_version_check): New.
6046 2009-04-17 Richard Guenther <rguenther@suse.de>
6048 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
6049 for decl-vs-decl disambiguation.
6051 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
6053 * config/s390/s390.h (s390_tune_attr): New macro definition.
6054 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
6056 2009-04-17 Richard Guenther <rguenther@suse.de>
6058 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
6059 (fold_stmt_r): Likewise.
6060 (maybe_fold_reference): New function.
6061 (fold_gimple_assign): Handle cases fold_stmt_r did.
6062 (fold_stmt): Do not use fold_stmt_r.
6063 (fold_stmt_inplace): Likewise.
6065 2009-04-17 Richard Guenther <rguenther@suse.de>
6067 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
6068 (record_equivalences_from_stmt): Remove useless checks and
6069 simplifications.
6070 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
6071 the type is already suitable.
6073 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
6075 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
6077 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
6079 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
6080 (CMPtype): Define as __gcc_CMPtype.
6082 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
6084 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
6085 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
6087 2009-04-17 Richard Guenther <rguenther@suse.de>
6089 PR tree-optimization/39746
6090 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
6091 special-casing for builtins and static variable use/def.
6092 (call_may_clobber_ref_p_1): Likewise.
6094 2009-04-16 Ian Lance Taylor <iant@google.com>
6096 * df.h: Include "timevar.h".
6097 (struct df_problem): Change tv_id field to timevar_id_t.
6098 * tree-pass.h: Include "timevar.h".
6099 (struct opt_pass): Change tv_id field to timevar_id_t.
6100 * timevar.h (timevar_id_t): Define TV_NONE.
6101 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
6102 TV_NONE rather than tv_id != 0.
6103 (execute_one_pass): Likewise.
6104 * Makefile.in (DF_H): Add $(TIMEVAR_H).
6105 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
6106 dependencies to $(TREE_PASS_H).
6107 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
6108 to TV_NONE.
6109 (pass_branch_target_load_optimize2): Likewise.
6110 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
6111 (pass_outof_cfg_layout_mode): Likewise.
6112 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
6113 (pass_rebuild_cgraph_edges): Likewise.
6114 (pass_remove_cgraph_callee_edges): Likewise.
6115 * df-core.c (pass_df_initialize_opt): Likewise.
6116 (pass_df_initialize_no_opt): Likewise.
6117 (pass_df_finish): Likewise.
6118 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6119 * except.c (pass_set_nothrow_function_flags): Likewise.
6120 (pass_convert_to_eh_region_ranges): Likewise.
6121 * final.c (pass_compute_alignments): Likewise.
6122 * function.c (pass_instantiate_virtual_regs): Likewise.
6123 (pass_init_function): Likewise.
6124 (pass_leaf_regs): Likewise.
6125 (pass_match_asm_constraints): Likewise.
6126 * gimple-low.c (pass_lower_cf): Likewise.
6127 (pass_mark_used_blocks): Likewise.
6128 * init-regs.c (pass_initialize_regs): Likewise.
6129 * integrate.c (pass_initial_value_sets): Likewise.
6130 * ira.c (pass_ira): Likewise.
6131 * jump.c (pass_cleanup_barriers): Likewise.
6132 * omp-low.c (pass_expand_omp): Likewise.
6133 (pass_lower_omp): Likewise.
6134 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
6135 * recog.c (pass_split_all_insns): Likewise.
6136 (pass_split_after_reload): Likewise.
6137 (pass_split_before_regstack): Likewise.
6138 (pass_split_before_sched2): Likewise.
6139 (pass_split_for_shorten_branches): Likewise.
6140 * reginfo.c (pass_reginfo_init): Likewise.
6141 (pass_subregs_of_mode_init): Likewise.
6142 (pass_subregs_of_mode_finish): Likewise.
6143 * passes.c (pass_postreload): Likewise.
6144 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
6145 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
6146 (pass_warn_function_return): Likewise.
6147 (pass_warn_function_noreturn): Likewise.
6148 * tree-complex.c (pass_lower_complex): Likewise.
6149 (pass_lower_complex_O0): Likewise.
6150 * tree-if-conv.c (pass_if_conversion): Likewise.
6151 * tree-into-ssa.c (pass_build_ssa): Likewise.
6152 * tree-mudflap.c (pass_mudflap_1): Likewise.
6153 (pass_mudflap_2): Likewise.
6154 * tree-nomudflap.c (pass_mudflap_1): Likewise.
6155 (pass_mudflap_2): Likewise.
6156 * tree-nrv.c (pass_return_slot): Likewise.
6157 * tree-object-size.c (pass_object_sizes): Likewise.
6158 * tree-optimize.c (pass_all_optimizations): Likewise.
6159 (pass_early_local_passes): Likewise.
6160 (pass_all_early_optimizations): Likewise.
6161 (pass_cleanup_cfg): Likewise.
6162 (pass_cleanup_cfg_post_optimizing): Likewise.
6163 (pass_free_datastructures): Likewise.
6164 (pass_free_cfg_annotations): Likewise.
6165 (pass_fixup_cfg): Likewise.
6166 (pass_init_datastructures): Likewise.
6167 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
6168 (pass_late_warn_uninitialized): Likewise.
6169 (pass_update_address_taken): Likewise.
6170 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
6171 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
6172 (pass_cse_sincos): Likewise.
6173 (pass_convert_to_rsqrt): Likewise.
6174 * tree-ssa-structalias.c (pass_build_alias): Likewise.
6175 * tree-stdarg.c (pass_stdarg): Likewise.
6176 * tree-tailcall.c (pass_tail_recursion): Likewise.
6177 (pass_tail_calls): Likewise.
6178 * tree-vect-generic.c (pass_lower_vector): Likewise.
6179 (pass_lower_vector_ssa): Likewise.
6180 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
6182 2009-04-16 Joseph Myers <joseph@codesourcery.com>
6184 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
6185 XLR entry.
6186 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
6187 Handle -march=xlr.
6188 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
6189 logical and signext.
6191 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
6193 PR target/39767
6194 * config/sh/predicates.md (arith_operand): Check if the operand
6195 of TRUNCATE is a REG.
6197 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6199 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6200 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6202 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6204 * tree-iterator.c (tsi_split_statement_list_after,
6205 tsi_split_statement_list_before): Remove.
6206 * tree-iterator.h: Remove the prototypes for
6207 tsi_split_statement_list_after and tsi_split_statement_list_before.
6209 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6211 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
6212 * tree-ssa-propagate.h: Remove the prototype for
6213 stmt_makes_single_load.
6215 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6217 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
6218 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
6220 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6222 * tree-iterator.c (EXPR_LAST_BODY): Remove.
6224 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6226 * except.c (eh_region_outer_p): Remove.
6227 * except.h: Remove the prototype for eh_region_outer_p.
6229 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6231 * function.c (current_function_assembler_name): Remove.
6232 * function.h: Remove the prototype for
6233 current_function_assembler_name.
6235 2009-04-16 Ian Lance Taylor <iant@google.com>
6237 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
6238 (add_reg_note): Call alloc_reg_note.
6239 * rtl.h (alloc_reg_note): Declare.
6240 * combine.c (try_combine): Use alloc_reg_note.
6241 (recog_for_combine, move_deaths): Likewise.
6242 (distribute_notes): Use alloc_reg_note and add_reg_note.
6243 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
6244 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
6245 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
6247 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
6249 PR rtl-optimization/39762
6250 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
6251 ira_may_move_out_cost): Add comments about way of their usage.
6252 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
6254 * ira-conflicts.c (process_regs_for_copy): Use function
6255 ira_get_register_move_cost instead of global
6256 ira_register_move_cost.
6258 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
6259 color_pass, move_spill_restore, update_curr_costs): Ditto.
6261 * ira-lives.c (process_single_reg_class_operands): Ditto.
6263 * ira-emit.c (emit_move_list): Ditto.
6265 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
6266 (record_reg_classes): Ditto. Use functions
6267 ira_get_register_move_cost and ira_get_may_move_cost instead of
6268 global vars ira_register_move_cost, ira_may_move_out_cost and
6269 ira_may_move_in_cost.
6270 (record_address_regs): Don't call ira_init_register_move_cost.
6271 Use function ira_get_may_move_cost instead of global
6272 ira_may_move_in_cost.
6273 (process_bb_node_for_hard_reg_moves): Use function
6274 ira_get_register_move_cost instead of global ira_register_move_cost.
6275 (ira_costs): Don't call ira_init_register_move_cost.
6277 2009-04-16 Richard Guenther <rguenther@suse.de>
6279 * tree-cfg.c (verify_gimple_assign_binary):
6280 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
6281 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
6282 (create_general_new_stmt): Note that this function is broken.
6284 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6286 * common.opt (fhelp): Add Var(help_flag).
6287 * gcc-plugin.h (plugin_info): Add help.
6288 * plugin.c (plugin_name_args): Add help.
6289 (register_plugin_info): Set plugin->help.
6290 (print_help_one_plugin): New.
6291 (print_plugins_help): New.
6292 * plugin.h (print_plugins_help): New.
6293 * toplev.c (toplev_main): Call print_plugins_help if needed.
6295 2009-04-16 Richard Guenther <rguenther@suse.de>
6297 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
6298 (gimple_ior_addresses_taken_1): New function.
6299 (gimple_ior_addresses_taken): Likewise.
6300 * gimple.h (struct gimple_statement_with_ops_base): Remove
6301 addresses_taken member.
6302 (gimple_ior_addresses_taken): Declare.
6303 (gimple_addresses_taken, gimple_addresses_taken_ptr,
6304 gimple_set_addresses_taken): Remove.
6305 * ipa-reference.c (mark_address): New function.
6306 (scan_stmt_for_static_refs): Use it for marking addresses taken.
6307 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
6308 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
6309 (gimple_add_to_addresses_taken): Remove.
6310 (get_tmr_operands): Call mark_address_taken.
6311 (get_asm_expr_operands): Likewise.
6312 (get_expr_operands): Likewise.
6313 (build_ssa_operands): Do not clear the addresses_taken bitmap.
6314 (free_stmt_operands): Do not free it.
6315 * tree-ssa.c (delete_tree_ssa): Likewise.
6316 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
6318 2009-04-16 Richard Guenther <rguenther@suse.de>
6320 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
6321 (walk_stmt_load_store_ops): Likewise.
6322 * gimple.c (get_base_loadstore): New function.
6323 (walk_stmt_load_store_addr_ops): Likewise.
6324 (walk_stmt_load_store_ops): Likewise.
6325 * ipa-pure-const.c (check_op): Simplify.
6326 (check_load, check_store): New functions.
6327 (check_stmt): Use walk_stmt_load_store_ops.
6328 * ipa-reference.c (mark_load): Adjust signature.
6329 (mark_store): Likewise.
6330 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
6332 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6334 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
6335 (plugin_info): New.
6336 * opts.c (common_handle_option): Don't call print_version.
6337 * plugin.c (plugin_name_args): Add version.
6338 (register_plugin_info): New.
6339 (register_callback): Handle PLUGIN_INFO.
6340 (try_init_one_plugin): New.
6341 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
6342 if failed to init.
6343 (finalize_one_plugin): New.
6344 (finalize_plugins): New.
6345 (print_one_plugin): New.
6346 (print_plugins_versions): New.
6347 * plugin.h (print_plugins_versions): New.
6348 (finalize_plugins): New.
6349 * toplev.c (compile_file): Don't call initialize_plugins.
6350 (print_version): Call print_plugins_versions.
6351 (toplev_main): Call initialize_plugins. Print version if needed.
6352 Call finalize_plugins.
6354 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6356 * common.opt (fversion): New.
6357 * gcc.c (print_version): New.
6358 (process_command): Don't print the version. Just set print_version.
6359 (main): Print version. Call subprocesses if print_version and
6360 verbose_flag are set.
6361 * opts.c (common_handle_option): Handle OPT_fversion.
6363 2009-04-16 Richard Guenther <rguenther@suse.de>
6364 Ira Rosen <irar@il.ibm.com>
6366 PR tree-optimization/39698
6367 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
6368 type of the reduction variable. Only generate the def if
6369 it is needed.
6371 * omp-low.c (expand_omp_for_generic): When converting to a pointer
6372 make sure to first convert to an integer of the same precision.
6373 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
6374 the type of the evolution correctly in computing the new
6375 induction variable base.
6377 2009-04-16 Richard Guenther <rguenther@suse.de>
6379 PR middle-end/39625
6380 * tree-cfg.c (make_blocks): Split statements with to-be
6381 abnormal SSA names on the lhs.
6383 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
6385 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
6386 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
6387 * c-typeck.c (really_start_incremental_init): Likewise.
6388 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
6389 (TARGET_INITIALIZER): Remove it.
6390 * target.h (struct target): Remove vector_opaque_p.
6391 * tree.c (build_opaque_vector_type): New.
6392 * tree.h (TYPE_VECTOR_OPAQUE): New.
6393 (build_opaque_vector_type): Declare.
6394 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
6395 * config/rs6000/rs6000.c (build_opaque_vector_type,
6396 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
6397 (rs6000_init_builtins): Use build_opaque_vector_type for
6398 opaque_V4SI_type_node.
6400 2009-04-15 Catherine Moore <clm@codesourcery.com>
6402 * debug.h (set_name): Declare.
6403 * dwarf2out.c (dwarf2out_set_name): Declare.
6404 (dwarf2_debug_hooks): Add set_name.
6405 (find_AT_string): New.
6406 (add_AT_string): Call find_AT_string.
6407 (dwarf2out_set_name): New.
6408 * cp/decl.c (grokdeclarator): Call set_name.
6409 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
6410 * debug.c (do_nothing_debug_hooks): Likewise.
6411 * dbxout.c (dbx_debug_hooks): Likewise.
6412 * sdbout.c (sdb_debug_hooks): Likewise.
6414 2009-04-15 Michael Eager <eager@eagercon.com>
6416 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
6417 reg for single-precision FPU.
6418 * config/rs6000/rs6000.md (movsi_internal1): Only for
6419 !TARGET_SINGLE_FPU.
6420 (movsi_internal1_single): New. Add pattern to move SI values to/from
6421 single-precision FP regs.
6423 2009-04-15 Richard Guenther <rguenther@suse.de>
6425 * omp-low.c (lower_rec_input_clauses): Build correct address
6426 expressions.
6427 (expand_omp_for_generic): Fix multiplication type.
6428 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
6429 (generate_memset_zero): Fix types.
6430 * tree-profile.c (prepare_instrumented_value): Correctly
6431 widen a pointer.
6433 2009-04-15 Ian Lance Taylor <iant@google.com>
6435 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
6436 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
6437 for -Wall and for -Wc++-compat.
6438 (c_common_post_options): For C++, set warn_enum_compare if not
6439 already set.
6440 * c-tree.h (struct c_expr): Add field original_type.
6441 (build_external_ref): Update declaration.
6442 * c-parser.c (c_parser_braced_init): Set original_type.
6443 (c_parser_initelt): Likewise.
6444 (c_parser_expr_no_commas): Likewise.
6445 (c_parser_conditional_expression): Likewise.
6446 (c_parser_cast_expression): Likewise.
6447 (c_parser_unary_expression): Likewise. Pull setting of
6448 original_code to top of function.
6449 (c_parser_sizeof_expression): Set original_type.
6450 (c_parser_alignof_expression): Likewise.
6451 (c_parser_postfix_expression): Likewise. Pull setting of
6452 original_code to top of function.
6453 (c_parser_postfix_expression_after_paren_type): Set original_type.
6454 (c_parser_postfix_expression_after_primary): Likewise.
6455 (c_parser_expression): Likewise.
6456 * c-typeck.c (build_external_ref): Add type parameter. Change all
6457 callers.
6458 (c_expr_sizeof_expr): Set original_type field.
6459 (parser_build_unary_op): Likewise.
6460 (parser_build_binary_op): Likewise. Optionally warn about
6461 comparisons of enums of different types.
6462 (digest_init): Set original_type field.
6463 (really_start_incremental_init): Likewise.
6464 (push_init_level, pop_init_level): Likewise.
6465 * doc/invoke.texi (Warning Options): -Wenum-compare now
6466 supported in C.
6468 2009-04-15 Richard Guenther <rguenther@suse.de>
6470 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
6471 out a necessary conversion.
6472 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
6473 names we didn't value number.
6474 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
6476 2009-04-15 Richard Guenther <rguenther@suse.de>
6478 PR tree-optimization/39764
6479 * tree-ssa-ccp.c (get_value): Canonicalize value with
6480 canonicalize_float_value.
6482 2009-04-15 Jan Hubicka <jh@suse.cz>
6484 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
6485 Wrong version of patch.
6487 2009-04-15 Jan Hubicka <jh@suse.cz>
6489 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
6491 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
6493 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
6494 our distinct integral and vector types.
6496 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
6498 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
6499 * init.c (build_vtbl_address): Remove call to assemble_external.
6501 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
6503 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
6504 output for other floating point modes.
6506 2009-04-14 Diego Novillo <dnovillo@google.com>
6508 * diagnostic.c (diagnostic_report_diagnostic): Do not
6509 warn about loaded plugins for DK_ERROR and DK_WARNING.
6510 * c-decl.c (declspecs_add_type): Move call to
6511 invoke_plugin_callbacks ...
6512 * c-parser.c (c_parser_declspecs): ... here.
6513 * plugin.c (dump_active_plugins): Tidy output.
6515 2009-04-14 Diego Novillo <dnovillo@google.com>
6516 Le-Chun Wu <lcwu@google.com>
6518 * configure.ac: Add --enable-plugin support.
6519 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
6520 * Makefile.in (PLUGIN_H): Define.
6521 Export ENABLE_PLUGIN and GMPINC to site.exp.
6522 Add PLUGINLIBS to link command.
6523 Add/modify dependencies for plugin.o and files including plugin.h.
6524 (plugin.o): New.
6525 * config.in: Regenerate.
6527 * opts.c (common_handle_option): Handle OPT_fplugin_ and
6528 OPT_fplugin_arg_.
6530 2009-04-14 Le-Chun Wu <lcwu@google.com>
6532 * tree-pass.h (register_one_dump_file): Add a prototype for
6533 register_one_dump_file.
6534 * toplev.c (compile_file): Call initialize_plugins.
6535 (do_compile): Call invoke_plugin_callbacks.
6536 (toplev_main): Call invoke_plugin_callbacks.
6537 * common.opt: Add -fplugin= and -fplugin-arg-.
6538 * gcc-plugin.h: New public header file for plugins to include.
6539 * plugin.c: New source file.
6540 * plugin.h: New internal header file.
6541 * passes.c (register_one_dump_file): Make it external.
6543 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
6545 2009-04-14 Diego Novillo <dnovillo@google.com>
6547 * doc/plugins.texi: New.
6548 * doc/gccint.texi: Add reference to Plugins chapter.
6549 * doc/invoke.texi: Document -fplugin and -fplugin-arg
6550 * diagnostic.c (diagnostic_report_diagnostic): Warn about
6551 loaded plugins, if any.
6552 * timevar.def (TV_PLUGIN_INIT): Define.
6553 (TV_PLUGIN_RUN): Define.
6554 * plugin.c: Include timevar.h
6555 (plugins_active_p): New.
6556 (dump_active_plugins): New.
6557 (debug_active_plugins): New.
6559 2009-04-14 Joseph Myers <joseph@codesourcery.com>
6561 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
6562 library paths.
6563 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
6565 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
6567 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
6568 the same as a minus without a shift.
6570 2009-04-14 Nick Clifton <nickc@redhat.com>
6572 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
6573 comparisons with small integers will always produce a short
6574 branch.
6576 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
6578 Merge:
6579 2008-12-19 Diego Novillo <dnovillo@google.com>
6581 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
6583 2009-04-14 Richard Guenther <rguenther@suse.de>
6585 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
6586 verification.
6587 (verify_gimple_assign_binary): Likewise. Handle shifts and
6588 rotates correctly.
6589 (verify_gimple_phi): Print the mismatched argument position.
6590 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6591 Fix types.
6592 (vect_update_init_of_dr): Likewise.
6593 * matrix-reorg.c (transform_access_sites): Do what the
6594 comment suggests.
6595 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
6597 2009-04-13 Michael Eager <eager@eagercon.com>
6599 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
6600 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
6601 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
6602 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
6603 remove duplicate config
6605 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6607 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
6608 file_name:line_number type locator of the call site.
6610 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
6612 * genautomata.c: Put blank after comma.
6613 (automaton_decls): New.
6614 (struct unit_usage): Add comments to member next.
6615 (store_alt_unit_usage): Keep the list ordered.
6616 (unit_present_on_list_p, equal_alternatives_p): New.
6617 (check_regexp_units_distribution): Check units distribution
6618 correctness correctly.
6619 (main): Don't write automata if error is found. Return correct
6620 exit code.
6622 * config/m68k/cf.md (cfv4_ds): Remove.
6623 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
6624 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
6626 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
6627 power4-load-ext, power4-store, power4-store-update,
6628 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
6629 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
6630 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
6631 power4-sqrt, power4-isync): Modify reservation to make correct
6632 unit distribution to automata.
6634 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
6635 power5-store-update, power5-two, power5-three, power5-lmul,
6636 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
6638 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
6640 * except.c (pass_set_nothrow_function_flags): Set name and add
6641 TODO_dump_func.
6642 (set_nothrow_function_flags): Mention in the dump file when
6643 changing a function to nothrow.
6645 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
6647 PR/39066
6648 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
6649 instead of unsigned long.
6651 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6653 * config/arm/arm.c (return_used_this_function): Remove.
6654 (arm_output_function_prologue): Remove use of
6655 return_used_this_function.
6656 (output_return_instruction): Replace use of
6657 return_used_this_function
6658 by cfun->machine->return_used_this_function.
6659 (arm_output_epilogue): Likewise.
6660 (arm_output_function_epilogue): Likewise.
6661 (thumb_unexpanded_epilogue): Likewise.
6662 * config/arm/arm.h (struct machine_function):
6663 New member return_used_this_function.
6665 2009-04-12 Mark Mitchell <mark@codesourcery.com>
6667 * doc/install.texi: Correct description of default directory for
6668 --with-gxx-include-dir.
6670 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
6672 * fold-const.c (build_range_check): Properly deal with enumeral and
6673 boolean base types.
6675 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
6677 * doc/invoke.texi (max_gcse_passes): Remove documentation.
6678 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
6679 * params.h (MAX_GCSE_PASSES): Remove.
6680 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
6681 in sequence. Remove ability to run multiple passes.
6682 (bypass_jumps): Report run as third CPROP pass.
6684 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
6686 PR middle-end/39651
6687 * except.c (can_throw_external): Look at each insn in a SEQUENCE
6688 when deciding whether the whole SEQUENCE can throw.
6690 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
6692 PR target/39740
6693 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
6694 offseted label references.
6696 2009-04-11 Jan Hubicka <jh@suse.cz>
6698 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
6700 2009-04-11 Richard Guenther <rguenther@suse.de>
6702 PR middle-end/39732
6703 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
6704 return variables as TREE_ADDRESSABLE.
6706 2009-04-11 Richard Guenther <rguenther@suse.de>
6708 PR tree-optimization/39713
6709 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
6710 reference trees have SSA_NAME operands.
6712 2009-04-11 Richard Guenther <rguenther@suse.de>
6714 PR c/39712
6715 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
6716 address expressions.
6718 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
6720 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
6721 match changes in Cygwin 1.7
6722 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
6723 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
6725 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6727 PR tree-optimization/39701
6728 * doc/invoke.texi (Optimization Options): Document change in
6729 meaning and initialization of -fdelete-null-pointer-checks.
6731 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6733 PR middle-end/39701
6734 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
6736 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
6737 here.
6739 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
6741 2009-04-10 Chao-ying Fu <fu@mips.com>
6743 * doc/tm.texi (Instruction Output): Document
6744 TARGET_ASM_FINAL_POSTSCAN_INSN.
6745 * target.h (final_postscan_insn): New field in asm_out.
6746 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6747 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
6748 * final.c (final_scan_insn): Call
6749 targetm.asm_out.final_postscan_insn after outputting
6750 an asm macro and a normal instruction.
6752 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
6753 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
6754 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
6755 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
6756 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6758 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6760 PR middle-end/39701
6761 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
6762 variables as non-NULL even with -fdelete-null-pointer-checks.
6764 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6766 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
6768 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
6770 PR target/39678
6771 * config/i386/i386.c (classify_argument): Handle SCmode with
6772 (bit_offset % 64) != 0.
6774 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
6776 * doc/invoke.texi (Optimize Options): Add cross-reference to
6777 -Q --help=optimizers examples.
6779 2009-04-10 Ben Elliston <bje@au.ibm.com>
6781 PR target/36800
6782 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
6783 regalign for the reg == fpr and TDmode case.
6785 2009-04-09 David Ayers <ayers@fsfe.org>
6787 PR objc/29200
6788 * objc/objc-act.c (warn_with_method): Remove helper function.
6789 (check_duplicates): Call warning and inform directly.
6790 (really_start_method): Likewise.
6792 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
6794 * expmed.c (expand_divmod): Always use a comparison for a division
6795 by a large unsigned integer.
6797 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
6798 for things others than variables or functions as nonzero.
6800 2009-04-09 Nick Clifton <nickc@redhat.com>
6802 * unwind-compat.c: Change copyright header to refer to version
6803 3 of the GNU General Public License with version 3.1 of the
6804 GCC Runtime Library Exception and to point readers at the
6805 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
6806 * config/alpha/crtfastmath.c: Likewise.
6807 * config/alpha/linux-unwind.h: Likewise.
6808 * config/alpha/qrnnd.asm: Likewise.
6809 * config/alpha/vms-crt0-64.c: Likewise.
6810 * config/alpha/vms-crt0.c: Likewise.
6811 * config/alpha/vms-dwarf2.asm: Likewise.
6812 * config/alpha/vms-dwarf2eh.asm: Likewise.
6813 * config/alpha/vms-psxcrt0-64.c: Likewise.
6814 * config/alpha/vms-psxcrt0.c: Likewise.
6815 * config/alpha/vms_tramp.asm: Likewise.
6816 * config/arc/initfini.c: Likewise.
6817 * config/arc/lib1funcs.asm: Likewise.
6818 * config/arm/bpabi-v6m.S: Likewise.
6819 * config/arm/bpabi.S: Likewise.
6820 * config/arm/bpabi.c: Likewise.
6821 * config/arm/crti.asm: Likewise.
6822 * config/arm/crtn.asm: Likewise.
6823 * config/arm/ieee754-df.S: Likewise.
6824 * config/arm/ieee754-sf.S: Likewise.
6825 * config/arm/lib1funcs.asm: Likewise.
6826 * config/arm/libunwind.S: Likewise.
6827 * config/arm/linux-atomic.c: Likewise.
6828 * config/arm/mmintrin.h: Likewise.
6829 * config/arm/pr-support.c: Likewise.
6830 * config/arm/unaligned-funcs.c: Likewise.
6831 * config/arm/unwind-arm.c: Likewise.
6832 * config/arm/unwind-arm.h: Likewise.
6833 * config/avr/libgcc.S: Likewise.
6834 * config/bfin/crti.s: Likewise.
6835 * config/bfin/crtlibid.s: Likewise.
6836 * config/bfin/crtn.s: Likewise.
6837 * config/bfin/lib1funcs.asm: Likewise.
6838 * config/bfin/linux-unwind.h: Likewise.
6839 * config/cris/arit.c: Likewise.
6840 * config/cris/cris_abi_symbol.c: Likewise.
6841 * config/darwin-64.c: Likewise.
6842 * config/darwin-crt2.c: Likewise.
6843 * config/darwin-crt3.c: Likewise.
6844 * config/darwin.h: Likewise.
6845 * config/dbxelf.h: Likewise.
6846 * config/dfp-bit.c: Likewise.
6847 * config/dfp-bit.h: Likewise.
6848 * config/elfos.h: Likewise.
6849 * config/fixed-bit.c: Likewise.
6850 * config/fixed-bit.h: Likewise.
6851 * config/fp-bit.c: Likewise.
6852 * config/fp-bit.h: Likewise.
6853 * config/fr30/crti.asm: Likewise.
6854 * config/fr30/crtn.asm: Likewise.
6855 * config/fr30/lib1funcs.asm: Likewise.
6856 * config/freebsd-spec.h: Likewise.
6857 * config/frv/cmovd.c: Likewise.
6858 * config/frv/cmovh.c: Likewise.
6859 * config/frv/cmovw.c: Likewise.
6860 * config/frv/frvbegin.c: Likewise.
6861 * config/frv/frvend.c: Likewise.
6862 * config/frv/lib1funcs.asm: Likewise.
6863 * config/glibc-stdint.h: Likewise.
6864 * config/h8300/clzhi2.c: Likewise.
6865 * config/h8300/crti.asm: Likewise.
6866 * config/h8300/crtn.asm: Likewise.
6867 * config/h8300/ctzhi2.c: Likewise.
6868 * config/h8300/fixunssfsi.c: Likewise.
6869 * config/h8300/lib1funcs.asm: Likewise.
6870 * config/h8300/parityhi2.c: Likewise.
6871 * config/h8300/popcounthi2.c: Likewise.
6872 * config/i386/ammintrin.h: Likewise.
6873 * config/i386/att.h: Likewise.
6874 * config/i386/avxintrin.h: Likewise.
6875 * config/i386/biarch64.h: Likewise.
6876 * config/i386/bmmintrin.h: Likewise.
6877 * config/i386/cpuid.h: Likewise.
6878 * config/i386/cross-stdarg.h: Likewise.
6879 * config/i386/crtfastmath.c: Likewise.
6880 * config/i386/crtprec.c: Likewise.
6881 * config/i386/cygming-crtbegin.c: Likewise.
6882 * config/i386/cygming-crtend.c: Likewise.
6883 * config/i386/cygwin.asm: Likewise.
6884 * config/i386/emmintrin.h: Likewise.
6885 * config/i386/gmm_malloc.h: Likewise.
6886 * config/i386/gthr-win32.c: Likewise.
6887 * config/i386/i386.h: Likewise.
6888 * config/i386/immintrin.h: Likewise.
6889 * config/i386/linux-unwind.h: Likewise.
6890 * config/i386/linux64.h: Likewise.
6891 * config/i386/mm3dnow.h: Likewise.
6892 * config/i386/mmintrin-common.h: Likewise.
6893 * config/i386/mmintrin.h: Likewise.
6894 * config/i386/nmmintrin.h: Likewise.
6895 * config/i386/pmm_malloc.h: Likewise.
6896 * config/i386/pmmintrin.h: Likewise.
6897 * config/i386/smmintrin.h: Likewise.
6898 * config/i386/sol2-c1.asm: Likewise.
6899 * config/i386/sol2-ci.asm: Likewise.
6900 * config/i386/sol2-cn.asm: Likewise.
6901 * config/i386/sol2-gc1.asm: Likewise.
6902 * config/i386/tmmintrin.h: Likewise.
6903 * config/i386/unix.h: Likewise.
6904 * config/i386/w32-unwind.h: Likewise.
6905 * config/i386/wmmintrin.h: Likewise.
6906 * config/i386/x86-64.h: Likewise.
6907 * config/i386/x86intrin.h: Likewise.
6908 * config/i386/xmmintrin.h: Likewise.
6909 * config/ia64/crtbegin.asm: Likewise.
6910 * config/ia64/crtend.asm: Likewise.
6911 * config/ia64/crtfastmath.c: Likewise.
6912 * config/ia64/crti.asm: Likewise.
6913 * config/ia64/crtn.asm: Likewise.
6914 * config/ia64/fde-glibc.c: Likewise.
6915 * config/ia64/lib1funcs.asm: Likewise.
6916 * config/ia64/linux-unwind.h: Likewise.
6917 * config/ia64/quadlib.c: Likewise.
6918 * config/ia64/unwind-ia64.c: Likewise.
6919 * config/linux.h: Likewise.
6920 * config/m32c/m32c-lib1.S: Likewise.
6921 * config/m32c/m32c-lib2-trapv.c: Likewise.
6922 * config/m32c/m32c-lib2.c: Likewise.
6923 * config/m32r/initfini.c: Likewise.
6924 * config/m68hc11/larith.asm: Likewise.
6925 * config/m68hc11/m68hc11-crt0.S: Likewise.
6926 * config/m68k/cf.md: Likewise.
6927 * config/m68k/crti.s: Likewise.
6928 * config/m68k/crtn.s: Likewise.
6929 * config/m68k/lb1sf68.asm: Likewise.
6930 * config/m68k/linux-unwind.h: Likewise.
6931 * config/mcore/crti.asm: Likewise.
6932 * config/mcore/crtn.asm: Likewise.
6933 * config/mcore/lib1.asm: Likewise.
6934 * config/mips/linux-unwind.h: Likewise.
6935 * config/mips/loongson.h: Likewise.
6936 * config/mips/mips16.S: Likewise.
6937 * config/mmix/crti.asm: Likewise.
6938 * config/mmix/crtn.asm: Likewise.
6939 * config/pa/fptr.c: Likewise.
6940 * config/pa/hpux-unwind.h: Likewise.
6941 * config/pa/lib2funcs.asm: Likewise.
6942 * config/pa/linux-atomic.c: Likewise.
6943 * config/pa/linux-unwind.h: Likewise.
6944 * config/pa/milli64.S: Likewise.
6945 * config/pa/quadlib.c: Likewise.
6946 * config/pa/stublib.c: Likewise.
6947 * config/picochip/libgccExtras/adddi3.asm: Likewise.
6948 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
6949 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
6950 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
6951 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
6952 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
6953 * config/picochip/libgccExtras/divmod15.asm: Likewise.
6954 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
6955 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
6956 * config/picochip/libgccExtras/longjmp.asm: Likewise.
6957 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
6958 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
6959 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
6960 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
6961 * config/picochip/libgccExtras/setjmp.asm: Likewise.
6962 * config/picochip/libgccExtras/subdi3.asm: Likewise.
6963 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
6964 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
6965 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
6966 * config/rs6000/750cl.h: Likewise.
6967 * config/rs6000/altivec.h: Likewise.
6968 * config/rs6000/biarch64.h: Likewise.
6969 * config/rs6000/crtresfpr.asm: Likewise.
6970 * config/rs6000/crtresgpr.asm: Likewise.
6971 * config/rs6000/crtresxfpr.asm: Likewise.
6972 * config/rs6000/crtresxgpr.asm: Likewise.
6973 * config/rs6000/crtsavfpr.asm: Likewise.
6974 * config/rs6000/crtsavgpr.asm: Likewise.
6975 * config/rs6000/darwin-asm.h: Likewise.
6976 * config/rs6000/darwin-fallback.c: Likewise.
6977 * config/rs6000/darwin-fpsave.asm: Likewise.
6978 * config/rs6000/darwin-ldouble.c: Likewise.
6979 * config/rs6000/darwin-tramp.asm: Likewise.
6980 * config/rs6000/darwin-unwind.h: Likewise.
6981 * config/rs6000/darwin-vecsave.asm: Likewise.
6982 * config/rs6000/darwin-world.asm: Likewise.
6983 * config/rs6000/e500crtres32gpr.asm: Likewise.
6984 * config/rs6000/e500crtres64gpr.asm: Likewise.
6985 * config/rs6000/e500crtres64gprctr.asm: Likewise.
6986 * config/rs6000/e500crtrest32gpr.asm: Likewise.
6987 * config/rs6000/e500crtrest64gpr.asm: Likewise.
6988 * config/rs6000/e500crtresx32gpr.asm: Likewise.
6989 * config/rs6000/e500crtresx64gpr.asm: Likewise.
6990 * config/rs6000/e500crtsav32gpr.asm: Likewise.
6991 * config/rs6000/e500crtsav64gpr.asm: Likewise.
6992 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
6993 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
6994 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
6995 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
6996 * config/rs6000/eabi-ci.asm: Likewise.
6997 * config/rs6000/eabi-cn.asm: Likewise.
6998 * config/rs6000/eabi.asm: Likewise.
6999 * config/rs6000/linux-unwind.h: Likewise.
7000 * config/rs6000/linux64.h: Likewise.
7001 * config/rs6000/paired.h: Likewise.
7002 * config/rs6000/paired.md: Likewise.
7003 * config/rs6000/ppc64-fp.c: Likewise.
7004 * config/rs6000/ppu_intrinsics.h: Likewise.
7005 * config/rs6000/rs6000.h: Likewise.
7006 * config/rs6000/si2vmx.h: Likewise.
7007 * config/rs6000/sol-ci.asm: Likewise.
7008 * config/rs6000/sol-cn.asm: Likewise.
7009 * config/rs6000/spe.h: Likewise.
7010 * config/rs6000/spu2vmx.h: Likewise.
7011 * config/rs6000/sysv4.h: Likewise.
7012 * config/rs6000/tramp.asm: Likewise.
7013 * config/rs6000/vec_types.h: Likewise.
7014 * config/s390/linux-unwind.h: Likewise.
7015 * config/s390/tpf-unwind.h: Likewise.
7016 * config/score/crti.asm: Likewise.
7017 * config/score/crtn.asm: Likewise.
7018 * config/sh/crt1.asm: Likewise.
7019 * config/sh/crti.asm: Likewise.
7020 * config/sh/crtn.asm: Likewise.
7021 * config/sh/divtab-sh4-300.c: Likewise.
7022 * config/sh/divtab-sh4.c: Likewise.
7023 * config/sh/divtab.c: Likewise.
7024 * config/sh/lib1funcs-4-300.asm: Likewise.
7025 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
7026 * config/sh/lib1funcs.asm: Likewise.
7027 * config/sh/lib1funcs.h: Likewise.
7028 * config/sh/linux-atomic.asm: Likewise.
7029 * config/sh/linux-unwind.h: Likewise.
7030 * config/sh/shmedia.h: Likewise.
7031 * config/sh/sshmedia.h: Likewise.
7032 * config/sh/ushmedia.h: Likewise.
7033 * config/sparc/crtfastmath.c: Likewise.
7034 * config/sparc/linux-unwind.h: Likewise.
7035 * config/sparc/sol2-c1.asm: Likewise.
7036 * config/sparc/sol2-ci.asm: Likewise.
7037 * config/sparc/sol2-cn.asm: Likewise.
7038 * config/spu/divmodti4.c: Likewise.
7039 * config/spu/divv2df3.c: Likewise.
7040 * config/spu/float_disf.c: Likewise.
7041 * config/spu/float_unsdidf.c: Likewise.
7042 * config/spu/float_unsdisf.c: Likewise.
7043 * config/spu/float_unssidf.c: Likewise.
7044 * config/spu/mfc_multi_tag_release.c: Likewise.
7045 * config/spu/mfc_multi_tag_reserve.c: Likewise.
7046 * config/spu/mfc_tag_release.c: Likewise.
7047 * config/spu/mfc_tag_reserve.c: Likewise.
7048 * config/spu/mfc_tag_table.c: Likewise.
7049 * config/spu/multi3.c: Likewise.
7050 * config/spu/spu_internals.h: Likewise.
7051 * config/spu/spu_intrinsics.h: Likewise.
7052 * config/spu/spu_mfcio.h: Likewise.
7053 * config/spu/vec_types.h: Likewise.
7054 * config/spu/vmx2spu.h: Likewise.
7055 * config/stormy16/stormy16-lib2.c: Likewise.
7056 * config/svr4.h: Likewise.
7057 * config/sync.c: Likewise.
7058 * config/v850/lib1funcs.asm: Likewise.
7059 * config/vxlib-tls.c: Likewise.
7060 * config/vxlib.c: Likewise.
7061 * config/vxworks-dummy.h: Likewise.
7062 * config/xtensa/crti.asm: Likewise.
7063 * config/xtensa/crtn.asm: Likewise.
7064 * config/xtensa/ieee754-df.S: Likewise.
7065 * config/xtensa/ieee754-sf.S: Likewise.
7066 * config/xtensa/lib1funcs.asm: Likewise.
7067 * config/xtensa/lib2funcs.S: Likewise.
7068 * config/xtensa/linux-unwind.h: Likewise.
7069 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
7070 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
7071 * coretypes.h: Likewise.
7072 * crtstuff.c: Likewise.
7073 * defaults.h: Likewise.
7074 * dwarf2.h: Likewise.
7075 * emutls.c: Likewise.
7076 * gbl-ctors.h: Likewise.
7077 * gcov-io.h: Likewise.
7078 * ginclude/float.h: Likewise.
7079 * ginclude/iso646.h: Likewise.
7080 * ginclude/stdarg.h: Likewise.
7081 * ginclude/stdbool.h: Likewise.
7082 * ginclude/stddef.h: Likewise.
7083 * ginclude/stdfix.h: Likewise.
7084 * ginclude/stdint-gcc.h: Likewise.
7085 * ginclude/tgmath.h: Likewise.
7086 * gthr-aix.h: Likewise.
7087 * gthr-dce.h: Likewise.
7088 * gthr-gnat.c: Likewise.
7089 * gthr-gnat.h: Likewise.
7090 * gthr-lynx.h: Likewise.
7091 * gthr-mipssde.h: Likewise.
7092 * gthr-nks.h: Likewise.
7093 * gthr-posix.c: Likewise.
7094 * gthr-posix.h: Likewise.
7095 * gthr-posix95.h: Likewise.
7096 * gthr-rtems.h: Likewise.
7097 * gthr-single.h: Likewise.
7098 * gthr-solaris.h: Likewise.
7099 * gthr-tpf.h: Likewise.
7100 * gthr-vxworks.h: Likewise.
7101 * gthr-win32.h: Likewise.
7102 * gthr.h: Likewise.
7103 * libgcc2.c: Likewise.
7104 * libgcc2.h: Likewise.
7105 * libgcov.c: Likewise.
7106 * tsystem.h: Likewise.
7107 * typeclass.h: Likewise.
7108 * unwind-c.c: Likewise.
7109 * unwind-compat.h: Likewise.
7110 * unwind-dw2-fde-compat.c: Likewise.
7111 * unwind-dw2-fde-darwin.c: Likewise.
7112 * unwind-dw2-fde-glibc.c: Likewise.
7113 * unwind-dw2-fde.c: Likewise.
7114 * unwind-dw2-fde.h: Likewise.
7115 * unwind-dw2.c: Likewise.
7116 * unwind-dw2.h: Likewise.
7117 * unwind-generic.h: Likewise.
7118 * unwind-pe.h: Likewise.
7119 * unwind-sjlj.c: Likewise.
7120 * unwind.inc: Likewise.
7121 * config/arm/neon-gen.ml: Change generated copyright header to
7122 refer to version 3 of the GNU General Public License with
7123 version 3.1 of the GCC Runtime Library Exception and to point
7124 readers at the COPYING3 and COPYING3.RUNTIME files and the
7125 FSF's license web page.
7126 * config/arm/arm_neon.h: Regenerate.
7128 2009-04-09 Jakub Jelinek <jakub@redhat.com>
7130 * config/cris/cris.md: Change copyright header to refer to version
7131 3 of the GNU General Public License.
7132 * doc/install.texi2html: Change copyright header to refer to version
7133 3 of the GNU General Public License and to point readers at the
7134 COPYING3 file and the FSF's license web page.
7135 * config/vax/linux.h: Likewise.
7137 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
7139 * config/i386/i386.md (cmpcc): New.
7140 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
7141 (sync_compare_and_swap_cc*): Delete.
7143 * config/s390/s390.c (s390_compare_emitted): Remove.
7144 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
7145 s390_compare_emitted used to be handled. Assert that modes match.
7146 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
7147 refer to sync_compare_and_swap_ccsi.
7148 * config/s390/s390.h (s390_compare_emitted): Remove.
7149 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
7150 instead of s390_compare_emitted.
7151 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
7152 instead of s390_compare_emitted.
7153 * config/s390/s390.md (cmpcc): New.
7154 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
7155 CC_REGNUM, do not pretend it's set.
7156 (sync_compare_and_swap_cc*): Delete.
7157 * config/s390/predicates.md (cc_reg_operand): New.
7159 * expr.c (sync_compare_and_swap_cc): Delete.
7160 * optabs.h (sync_compare_and_swap_cc): Delete.
7161 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
7162 is being used with can_compare_p.
7163 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
7164 (find_cc_set): New.
7165 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
7166 look for a MODE_CC set instead. Use emit_store_flag.
7167 (expand_compare_and_swap_loop): Likewise, with some additional
7168 complication to avoid a force_reg when useless. Use
7169 emit_cmp_and_jump_insns.
7170 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
7171 * doc/md.texi (sync_compare_and_swap_cc): Merge with
7172 sync_compare_and_swap documentation.
7174 2009-04-09 Jan Hubicka <jh@suse.cz>
7176 * except.c (find_prev_try): Break out from ....
7177 (duplicate_eh_regions): ... here; properly update prev_try pointers
7178 when duplication part of tree.
7179 (dump_eh_tree): Improve dumping.
7180 (verify_eh_region): New.
7181 (verify_eh_tree): Use it.
7183 2009-04-06 Richard Guenther <rguenther@suse.de>
7185 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
7186 &ARRAY addresses by adjusting their types and prepending
7187 a conversion.
7188 * tree-cfg.c (verify_gimple_assign_single): Verify that
7189 addresses are correct.
7191 2009-04-09 Richard Guenther <rguenther@suse.de>
7193 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
7194 indices into an array reference if possible.
7195 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7196 Fold POINTER_PLUS_EXPR statements with invariant address.
7198 2009-04-09 Alan Modra <amodra@bigpond.net.au>
7200 PR target/39634
7201 * config.gcc (powerpc64-*-linux*): Always build biarch.
7203 2009-04-09 Joseph Myers <joseph@codesourcery.com>
7205 PR c/39613
7206 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
7207 it and pedwarn if this results in an INTEGER_CST.
7209 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7211 * doc/install.texi: Update minimum GMP version. Remove obsolete
7212 text in MPFR section.
7214 2009-04-08 Jakub Jelinek <jakub@redhat.com>
7216 * dwarf2out.c (class_scope_p): New static inline.
7217 (class_or_namespace_scope_p): Use it.
7218 (gen_variable_die): Use DW_TAG_member tag for static data member
7219 declarations instead of DW_TAG_variable.
7221 PR middle-end/39573
7222 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
7223 variables.
7225 2009-04-08 Richard Guenther <rguenther@suse.de>
7227 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
7228 valueize random data.
7230 2009-04-08 David Edelsohn <edelsohn@gnu.org>
7232 * config.gcc (aix tm_file): Add aix-stdint.h.
7233 (aix tm clause use_gcc_stdint): Set to wrap.
7234 * config/rs6000/aix-stdint.h: New file.
7236 2009-04-08 Richard Guenther <rguenther@suse.de>
7238 PR middle-end/36291
7239 * tree-dfa.c (add_referenced_var): Do not recurse into
7240 global initializers.
7241 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
7242 exposed variables.
7243 (fold_const_aggregate_ref): Likewise.
7245 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7247 * recog.c (ordered_comparison_operator): New.
7248 * gensupport.c (std_preds): Add it.
7249 * doc/md.texi (Machine-Independent Predicates): Document it.
7251 2009-04-08 Jan Hubicka <jh@suse.cz>
7253 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
7254 * function.h (rtl_eh): Remove exception_handler_label_map.
7255 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
7256 remove_exception_handler_label, for_each_eh_label_1): Remove.
7257 (rtl_remove_unreachable_regions): Remove.
7258 (convert_from_eh_region_ranges): Do not remove unreachable regions.
7259 (find_exception_handler_labels): Don't build the hashtable.
7260 (maybe_remove_eh_handler): Remove.
7261 (for_each_eh_label): Rewrite to walk the tree.
7262 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
7263 * except.h (maybe_remove_eh_handler): Remove.
7264 * passes.c (init_optimization_passes): Schedule second EH cleanup
7265 before out-of-ssa.
7266 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
7267 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
7269 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7271 * genoutput.c (validate_optab_operands): New.
7272 (gen_insn, gen_expand): Call it.
7274 * genflags.c (gen_insn): Detect misused iterators.
7275 (main): Pass line_no to gen_insn, exit with status 1 on error.
7277 * genextract.c (line_no): Make global.
7278 (VEC_safe_set_locstr): Change assertion to error message.
7279 (main): Exit with status 1 on error.
7281 2009-04-08 Joseph Myers <joseph@codesourcery.com>
7283 PR c/39614
7284 PR c/39673
7285 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7286 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7287 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
7288 * c-convert.c (convert): Do not call fold on results of conversion
7289 functions when the result is a C_MAYBE_CONST_EXPR.
7290 * c-parser.c (c_parser_postfix_expression): Do not fold condition
7291 of __builtin_choose_expr.
7292 * c-typeck.c (remove_c_maybe_const_expr): New.
7293 (build_unary_op, build_conditional_expr, build_compound_expr,
7294 build_binary_op, c_objc_common_truthvalue_conversion): Call
7295 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
7296 integer operands.
7298 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
7300 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
7301 CODE to produce a new one. Add a prototype to use fold_convert_const
7303 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
7305 PR bootstrap/39660
7306 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
7307 mix declarations and code.
7309 2009-04-08 Ben Elliston <bje@au.ibm.com>
7311 * gcc.c: Replace `CC' with `GCC' throughout.
7313 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
7315 * doc/invoke.texi: Document Atom support.
7317 2009-04-07 Jason Merrill <jason@redhat.com>
7319 PR c++/25185
7320 * c-common.h, c-common.c: Add flag_pretty_templates.
7321 * c-opts.c (c_common_handle_option): Set it.
7322 * c.opt: Add -fno-pretty-templates.
7323 * doc/invoke.texi (C++ Dialect Options): Likewise.
7325 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
7327 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
7328 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
7329 (ia64_expand_builtin): Likewise.
7331 2009-04-07 Martin Jambor <mjambor@suse.cz>
7333 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
7334 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
7335 ADDR_EXPRS are include too.
7337 2009-04-07 Richard Guenther <rguenther@suse.de>
7339 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
7340 decls are only used if passes as parameters or if they are
7341 local statics and the call is not to a builtin.
7342 (call_may_clobber_ref_p_1): Likewise.
7344 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7346 * expr.c (do_store_flag): Remove last argument. Simplify code
7347 to avoid duplication of tests already done by can_compare_p.
7348 (expand_expr_real_1): Adjust caller.
7350 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7352 * optabs.c (can_compare_p): Test the predicate of a
7353 cbranch and cstore pattern.
7355 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7357 * expr.c (convert_move): Use emit_store_flag instead of
7358 "emulating" it.
7360 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7362 * config/i386/i386.c (ix86_compare_emitted): Remove.
7363 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
7364 ix86_compare_op0 like ix86_compare_emitted used to be handled.
7365 * config/i386/i386.h (ix86_compare_emitted): Remove.
7366 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
7367 instead of ix86_compare_emitted.
7368 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
7370 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
7372 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
7373 Add t-sysroot-suffix to tmake_file.
7374 * config/print-sysroot-suffix.sh: New file.
7375 * config/t-sysroot-suffix: New file.
7377 2009-04-07 Ben Elliston <bje@au.ibm.com>
7379 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
7380 as the latter produces a warning when the target does not support
7381 infinity.
7383 2009-04-07 Ben Elliston <bje@au.ibm.com>
7385 * dfp.c: Replace type punning assignments with memcpy throughout.
7386 * Makefile.in (dfp.o-warn): Remove.
7388 2009-04-07 Alan Modra <amodra@bigpond.net.au>
7390 PR target/39634
7391 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
7392 Include soft-fp/t-softfp after rs6000/t-linux64.
7394 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
7396 * stor-layout.c (set_sizetype): Use the full precision of their
7397 machine mode for bitsize types.
7399 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
7401 * config/i386/i386.md: Revert 2 accidental checkins.
7403 2009-04-06 Joey Ye <joey.ye@intel.com>
7404 Xuepeng Guo <xuepeng.guo@intel.com>
7405 H.J. Lu <hongjiu.lu@intel.com>
7407 Atom pipeline model, tuning and insn selection.
7408 * config.gcc (atom): Add atom config options and target.
7410 * config/i386/atom.md: New.
7412 * config/i386/i386.c (atom_cost): New cost.
7413 (m_ATOM): New macro flag.
7414 (initial_ix86_tune_features): Set m_ATOM.
7415 (x86_accumulate_outgoing_args): Likewise.
7416 (x86_arch_always_fancy_math_387): Likewise.
7417 (processor_target): Add Atom cost.
7418 (cpu_names): Add Atom cpu name.
7419 (override_options): Set Atom ISA.
7420 (ix86_issue_rate): New case PROCESSOR_ATOM.
7421 (ix86_adjust_cost): Likewise.
7423 * config/i386/i386.h (TARGET_ATOM): New target macro.
7424 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
7425 (TARGET_OPT_AGU): New target option.
7426 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
7427 (processor_type): Add PROCESSOR_ATOM.
7429 * config/i386/i386.md (cpu): Add new value "atom".
7430 (use_carry, movu): New attr.
7431 (atom.md): Include atom.md.
7432 (adddi3_carry_rex64): Set attr "use_carry".
7433 (addqi3_carry): Likewise.
7434 (addhi3_carry): Likewise.
7435 (addsi3_carry): Likewise.
7436 (*addsi3_carry_zext): Likewise.
7437 (subdi3_carry_rex64): Likewise.
7438 (subqi3_carry): Likewise.
7439 (subhi3_carry): Likewise.
7440 (subsi3_carry): Likewise.
7441 (x86_movdicc_0_m1_rex64): Likewise.
7442 (*x86_movdicc_0_m1_se): Likewise.
7443 (x86_movsicc_0_m1): Likewise.
7444 (*x86_movsicc_0_m1_se): Likewise.
7445 (*adddi_1_rex64): Emit add insn as much as possible.
7446 (*addsi_1): Likewise.
7447 (return_internal): Set atom_unit.
7448 (return_internal_long): Likewise.
7449 (return_pop_internal): Likewise.
7450 (*rcpsf2_sse): Set atom_sse_attr attr.
7451 (*qrt<mode>2_sse): Likewise.
7452 (*prefetch_sse): Likewise.
7454 * config/i386/i386-c.c (ix86_target_macros_internal): New case
7455 PROCESSOR_ATOM.
7456 (ix86_target_macros_internal): Likewise.
7458 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
7459 (*prefetch_sse_rex): Likewise.
7460 (sse_rcpv4sf2): Likewise.
7461 (sse_vmrcpv4sf2): Likewise.
7462 (sse_sqrtv4sf2): Likewise.
7463 (<sse>_vmsqrt<mode>2): Likewise.
7464 (sse_ldmxcsr): Likewise.
7465 (sse_stmxcsr): Likewise.
7466 (*sse_sfence): Likewise.
7467 (sse2_clflush): Likewise.
7468 (*sse2_mfence): Likewise.
7469 (*sse2_lfence): Likewise.
7470 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
7471 (<sse>_movup<ssemodesuffixf2c>): Likewise.
7472 (avx_movdqu<avxmodesuffix>): Likewise.
7473 (avx_lddqu<avxmodesuffix>): Likewise.
7474 (sse2_movntv2di): Change attr "type" to "ssemov".
7475 (sse2_movntsi): Likewise.
7476 (rsqrtv8sf2): Change attr "type" to "sseadd".
7477 (sse3_addsubv2df3): Set attr "atom_unit".
7478 (sse3_h<plusminus_insn>v4sf3): Likewise.
7479 (*sse2_pmaddwd): Likewise.
7480 (*vec_extractv2di_1_rex64): Likewise.
7481 (*vec_extractv2di_1_avx): Likewise.
7482 (sse2_psadbw): Likewise.
7483 (ssse3_phaddwv8hi3): Likewise.
7484 (ssse3_phaddwv4hi3): Likewise.
7485 (ssse3_phadddv4si3): Likewise.
7486 (ssse3_phadddv2si3): Likewise.
7487 (ssse3_phaddswv8hi3): Likewise.
7488 (ssse3_phaddswv4hi3): Likewise.
7489 (ssse3_phsubwv8hi3): Likewise.
7490 (ssse3_phsubwv4hi3): Likewise.
7491 (ssse3_phsubdv4si3): Likewise.
7492 (ssse3_phsubdv2si3): Likewise.
7493 (ssse3_phsubswv8hi3): Likewise.
7494 (ssse3_phsubswv4hi3): Likewise.
7495 (ssse3_pmaddubsw128): Likewise.
7496 (sse3_pmaddubsw: Likewise.
7497 (ssse3_palignrti): Likewise.
7498 (ssse3_palignrdi): Likewise.
7500 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
7502 * doc/install.texi (Specific): Fix two cross-references to MinGW.
7504 2009-04-06 Richard Guenther <rguenther@suse.de>
7506 PR tree-optimization/28868
7507 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
7508 of which PHI results we inserted.
7509 (insert_into_preds_of_block): Record inserted PHIs.
7510 (eliminate): Eliminate redundant PHI nodes.
7511 (init_pre): Init inserted_phi_names.
7513 2009-04-06 Richard Guenther <rguenther@suse.de>
7515 PR tree-optimization/39643
7516 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
7517 IMAGPART_EXPRs of complex constants.
7518 (execute_fold_all_builtins): If we folded a call queue
7519 TODO_update_address_taken.
7521 2009-04-06 Jan Hubicka <jh@suse.cz>
7523 PR middle-end/39659
7524 * except.c (remove_unreachable_regions): Propagate may_contain_throw
7525 flag.
7527 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
7529 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
7530 delay slot.
7531 (ic_invalidate_array): Likewise.
7533 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
7535 * calls.c (emit_library_call_value_1): Fix a problem with parameter
7536 alignment for library calls.
7538 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
7540 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
7541 (mingw32 tm clause use_gcc_stdint): Set to wrap.
7542 * config/i386/mingw-stdint.h: New file.
7544 2009-04-05 Richard Guenther <rguenther@suse.de>
7546 PR tree-optimization/39648
7547 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
7548 our &A vs. &A[0] IL deficiencies.
7550 2009-04-04 Jan Hubicka <jh@suse.cz>
7552 * except.c (sjlj_find_directly_reachable_regions): Be ready for
7553 removed toplevel regions.
7554 (sjlj_mark_call_sites): Likewise.
7556 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
7558 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
7559 (cygwin tm clause use_gcc_stdint): Set to wrap.
7560 * config/i386/cygwin-stdint.h: New file.
7562 2009-04-04 Richard Guenther <rguenther@suse.de>
7564 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
7565 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
7566 single-argument PHIs if we are in loop-closed SSA form.
7567 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
7568 for the pre-condition.
7569 (slpeel_tree_peel_loop_to_edge): Likewise.
7570 (vect_build_loop_niters): Take an optional sequence to append stmts.
7571 (vect_generate_tmps_on_preheader): Likewise.
7572 (vect_do_peeling_for_loop_bound): Take extra guards for the
7573 pre-condition.
7574 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
7575 the cost model check.
7576 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
7577 guards if we are going to peel. Do not apply versioning in that case.
7578 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
7579 (vect_do_peeling_for_loop_bound): Likewise.
7580 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
7581 loop bound only record extra pre-conditions, do not apply loop
7582 versioning.
7584 2009-04-04 Richard Guenther <rguenther@suse.de>
7586 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
7587 renaming code.
7589 2009-04-04 Jan Hubicka <jh@suse.cz>
7591 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
7592 last_basic_block for size of bb->index indexed array.
7593 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
7594 compute_out, link_btr_uses, build_btr_def_use_webs,
7595 build_btr_def_use_webs, migrate_btr_defs): Likewise.
7597 2009-04-04 Jan Hubicka <jh@suse.cz>
7599 * except.c (remove_eh_handler_and_replace): Break out from ...
7600 (remove_eh_handler): ... here.
7601 (bring_to_root): New function.
7602 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
7603 handled ones, bring others to root of tree.
7605 2009-04-04 Jan Hubicka <jh@suse.cz>
7607 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
7608 (all_phis_safe_to_merge): New function.
7609 (update_info): New structure.
7610 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
7611 (cleanup_empty_eh): Update SSA if possible.
7613 2009-04-04 Richard Guenther <rguenther@suse.de>
7615 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
7616 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
7617 (append_vuse): Likewise.
7619 2009-04-04 Jakub Jelinek <jakub@redhat.com>
7621 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
7622 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
7623 instead of REG_UNSAVED for DW_CFA_undefined.
7624 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
7625 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
7626 outermost frame.
7628 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
7630 PR target/39501
7631 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
7632 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
7633 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
7635 2009-04-04 Richard Guenther <rguenther@suse.de>
7637 PR tree-optimization/8781
7638 PR tree-optimization/37892
7639 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
7640 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
7641 (valueize_refs): Call it for *& valueizations.
7642 (shared_reference_ops_from_ref): Rename to ...
7643 (valueize_shared_reference_ops_from_ref): ... this and valueize.
7644 (shared_reference_ops_from_call): Rename to ...
7645 (valueize_shared_reference_ops_from_call): ... this and valueize.
7646 (vn_reference_lookup): Update.
7647 (visit_reference_op_call): Likewise.
7648 * tree-ssa-pre.c (phi_translate_1): Fold *&.
7649 (eliminate): Value-replace the call address in call statements.
7651 2009-04-04 Richard Guenther <rguenther@suse.de>
7653 PR tree-optimization/39636
7654 * tree-ssa-forwprop.c
7655 (forward_propagate_addr_into_variable_array_index): Check for
7656 GIMPLE_ASSIGN before accessing the rhs code.
7658 2009-04-03 Jason Merrill <jason@redhat.com>
7660 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
7662 2009-04-03 Steve Ellcey <sje@cup.hp.com>
7664 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
7665 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
7666 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
7667 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
7668 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
7669 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
7670 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
7671 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
7672 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
7673 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
7674 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
7675 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
7676 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
7677 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
7678 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
7679 Use fr_reg_or_fp01_operand instead of fr_register_operand
7681 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
7682 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
7683 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
7685 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
7687 PR rtl-optimization/39607
7688 PR rtl-optimization/39631
7690 Revert:
7692 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7693 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7694 instead of DF_LR_OUT.
7695 * ira-lives.c (process_bb_node_lives): Ditto.
7696 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7697 instead of DF_LR_{OUT,IN}.
7698 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7699 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7701 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
7703 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
7704 (execute_lower_omp): Always run but take the short way out if -fopenmp
7705 is not given.
7706 (gate_lower_omp): Remove, forcing the pass manager to always run the
7707 pass and always set PROP_gimple_lomp.
7708 (pass_lower_omp): Remove gate function.
7709 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
7710 PROP_trees. Instead, require it.
7711 * ipa-cp.c (pass_ipa_cp): Likewise.
7712 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
7713 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
7714 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
7715 and PROP_gimple_leh.
7717 2009-04-03 Richard Guenther <rguenther@suse.de>
7719 PR middle-end/13146
7720 PR tree-optimization/23940
7721 PR tree-optimization/33237
7722 PR middle-end/33974
7723 PR middle-end/34093
7724 PR tree-optimization/36201
7725 PR tree-optimization/36230
7726 PR tree-optimization/38049
7727 PR tree-optimization/38207
7728 PR tree-optimization/38230
7729 PR tree-optimization/38301
7730 PR tree-optimization/38585
7731 PR middle-end/38895
7732 PR tree-optimization/38985
7733 PR tree-optimization/39299
7734 * tree-ssa-structalias.h: Remove.
7735 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
7736 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
7737 (struct vuse_element_d): Remove.
7738 (struct vuse_vec_d): Likewise.
7739 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
7740 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
7741 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
7742 VUSE_ELEMENT_VAR): Likewise.
7743 (struct voptype_d): Likewise.
7744 (NUM_VOP_FREE_BUCKETS): Likewise.
7745 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
7746 (struct stmt_operands_d): Remove.
7747 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
7748 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
7749 VDEF_NUM, VDEF_VECT): Likewise.
7750 (copy_virtual_operands): Remove.
7751 (operand_build_cmp): Likewise.
7752 (create_ssa_artificial_load_stmt): Likewise.
7753 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
7754 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
7755 vuse_index and mayuse_index members. Pack and move done and iter_type
7756 members to the front.
7757 (SSA_OP_VMAYUSE): Remove.
7758 (SSA_OP_VIRTUAL_USES): Adjust.
7759 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
7760 (unlink_stmt_vdef): Declare.
7761 (add_to_addressable_set): Remove.
7762 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
7763 (vrp_visit_stmt): Likewise.
7764 * doc/tree-ssa.texi (Alias analysis): Update.
7765 * doc/invoke.texi (max-aliased-vops): Remove docs.
7766 (avg-aliased-vops): Likewise.
7767 * tree-into-ssa.c (syms_to_rename): Remove.
7768 (need_to_update_vops_p): Likewise.
7769 (need_to_initialize_update_ssa_p): Rename to ...
7770 (update_ssa_initialized_fn): ... this. Track function we are
7771 initialized for.
7772 (symbol_marked_for_renaming): Simplify.
7773 (add_new_name_mapping): Do not set need_to_update_vops_p.
7774 (dump_currdefs): Use SYMS_TO_RENAME.
7775 (rewrite_update_stmt): Always walk all uses/defs.
7776 (dump_update_ssa): Adjust.
7777 (init_update_ssa): Take function argument. Track what we are
7778 initialized for.
7779 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
7780 (create_new_def_for): Initialize for cfun, assert we are initialized
7781 for cfun.
7782 (mark_sym_for_renaming): Simplify.
7783 (mark_set_for_renaming): Do not initialize update-ssa.
7784 (need_ssa_update_p): Simplify. Take function argument.
7785 (name_mappings_registered_p): Assert we ask for the correct function.
7786 (name_registered_for_update_p): Likewise.
7787 (ssa_names_to_replace): Likewise.
7788 (release_ssa_name_after_update_ssa): Likewise.
7789 (update_ssa): Likewise. Use SYMS_TO_RENAME.
7790 (dump_decl_set): Do not print a newline.
7791 (debug_decl_set): Do it here.
7792 (dump_update_ssa): And here.
7793 * tree-ssa-loop-im.c (move_computations): Adjust.
7794 (movement_possibility): Likewise.
7795 (determine_max_movement): Likewise.
7796 (gather_mem_refs_stmt): Likewise.
7797 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
7798 or NAME_MEMORY_TAG.
7799 * tree-complex.c (update_all_vops): Remove.
7800 (expand_complex_move): Adjust.
7801 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
7802 Simplify test for memory referencing statement. Exclude
7803 non-invariant ADDR_EXPRs.
7804 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
7805 * tree-loop-distribution.c (generate_memset_zero): Adjust.
7806 (rdg_flag_uses): Likewise.
7807 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
7808 related code.
7809 (tree_optimize_tail_calls_1): Also split the
7810 edge from the entry block if we have degenerate PHI nodes in
7811 the first basic block.
7812 * tree.c (init_ttree): Remove memory-tag related code.
7813 (tree_code_size): Likewise.
7814 (tree_node_structure): Likewise.
7815 (build7_stat): Re-write to be build6_stat.
7816 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
7817 (SSA_VAR_P): Adjust.
7818 (struct tree_memory_tag): Remove.
7819 (struct tree_memory_partition_tag): Likewise.
7820 (union tree_node): Adjust.
7821 (build7): Re-write to be build6.
7822 * tree-pass.h (pass_reset_cc_flags): Remove.
7823 (TODO_update_address_taken): New flag.
7824 (pass_simple_dse): Remove.
7825 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
7826 * params.h (MAX_ALIASED_VOPS): Remove.
7827 (AVG_ALIASED_VOPS): Likewise.
7828 * omp-low.c (expand_omp_taskreg): Update SSA form.
7829 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
7830 aliases the lhs in a copy stmt.
7831 * tree-ssa-dse.c (struct address_walk_data): Remove.
7832 (memory_ssa_name_same): Likewise.
7833 (memory_address_same): Likewise.
7834 (get_kill_of_stmt_lhs): Likewise.
7835 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
7836 unused stores. Look through PHI nodes into post-dominated regions.
7837 (dse_optimize_stmt): Simplify. Properly remove stores.
7838 (tree_ssa_dse): Compute dominators.
7839 (execute_simple_dse): Remove.
7840 (pass_simple_dse): Likewise.
7841 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
7842 gimple_loaded_syms and gimple_stored_syms computation.
7843 * toplev.c (dump_memory_report): Dump alias and pta stats.
7844 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
7845 (vn_reference_eq): Likewise.
7846 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
7847 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
7848 valueize_vuses): Remove.
7849 (get_def_ref_stmt_vuses): Simplify. Rename to ...
7850 (get_def_ref_stmt_vuse): ... this.
7851 (vn_reference_lookup_2): New function.
7852 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
7853 walking equivalent vuses. Simplify.
7854 (vn_reference_lookup): Likewise.
7855 (vn_reference_insert): Likewise.
7856 (vn_reference_insert_pieces): Likewise.
7857 (visit_reference_op_call): Simplify.
7858 (visit_reference_op_load): Likewise.
7859 (visit_reference_op_store): Likewise.
7860 (init_scc_vn): Remove shared_lookup_vuses initialization.
7861 (free_scc_vn): Remove shared_lookup_vuses freeing.
7862 (sort_vuses, sort_vuses_heap): Remove.
7863 (get_ref_from_reference_ops): Export.
7864 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
7865 vector with single vuse pointer.
7866 (vn_reference_lookup_pieces, vn_reference_lookup,
7867 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
7868 (shared_vuses_from_stmt): Remove.
7869 (get_ref_from_reference_ops): Declare.
7870 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
7871 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7872 memory-tag related code.
7873 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
7874 (likely_value): Add comment, skip static-chain of call statements.
7875 (surely_varying_stmt_p): Adjust.
7876 (gimplify_and_update_call_from_tree): Likewise.
7877 (execute_fold_all_builtins): Do not rebuild alias info.
7878 (gimplify_and_update_call_from_tree): Properly update VOPs.
7879 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
7880 (copy_ref_info): Remove memory-tag related code.
7881 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
7882 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
7883 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
7884 computation.
7885 * tree-ssa-dom.c (gimple_p): Remove typedef.
7886 (eliminate_redundant_computations): Adjust.
7887 (record_equivalences_from_stmt): Likewise.
7888 (avail_expr_hash): Likewise.
7889 (avail_expr_eq): Likewise.
7890 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
7891 (stmt_makes_single_load): Likewise.
7892 (stmt_makes_single_store): Likewise.
7893 * tree-ssa-alias.c: Rewrite completely.
7894 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
7895 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
7896 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
7897 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
7898 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
7899 Remove public functions.
7900 (pass_reset_cc_flags): Remove.
7901 (pass_build_alias): Move ...
7902 * tree-ssa-structalias.c (pass_build_alias): ... here.
7903 * tree-ssa-alias.c (may_be_aliased): Move ...
7904 * tree-flow-inline.h (may_be_aliased): ... here.
7905 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
7906 count_uses_and_derefs): Move ...
7907 * gimple.c: ... here.
7908 * gimple.h (count_uses_and_derefs): Declare.
7909 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
7910 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
7911 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
7912 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
7913 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
7914 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
7915 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
7916 New functions.
7917 * tree-dfa.c (refs_may_alias_p): Move ...
7918 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
7919 * tree-ssa-alias.h: New file.
7920 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
7921 (statement_sink_location): Likewise.
7922 * opts.c (decode_options): Do not adjust max-aliased-vops or
7923 avg-aliased-vops values.
7924 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
7925 (TV_CALL_CLOBBER): Likewise.
7926 (TV_FLOW_SENSITIVE): Likewise.
7927 (TV_FLOW_INSENSITIVE): Likewise.
7928 (TV_MEMORY_PARTITIONING): Likewise.
7929 (TV_ALIAS_STMT_WALK): New timevar.
7930 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
7931 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
7932 (get_address_description): Remove memory-tag related code.
7933 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
7934 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
7935 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
7936 and immediate uses in statements. Document.
7937 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
7938 (dump_symbols): Remove.
7939 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
7940 * alias.c (get_deref_alias_set): New function split out from ...
7941 (get_alias_set): ... here.
7942 * alias.h (get_deref_alias_set): Declare.
7943 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
7944 type parameter. Remove restrict pointer handling. Create a
7945 ref-all pointer in case type-based alias sets do not conflict.
7946 (vect_analyze_data_refs): Remove SMT related code.
7947 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
7948 (vectorizable_load): Likewise.
7949 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
7950 (DR_SYMBOL_TAG, DR_VOPS): Remove.
7951 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
7952 Ignore vops and SMTs.
7953 (dr_analyze_alias): Likewise..
7954 (free_data_ref): Likewise.
7955 (create_data_ref): Likewise.
7956 (analyze_all_data_dependences): Likewise.
7957 (get_references_in_stmt): Adjust.
7958 * tree-flow-inline.h (gimple_aliases_computed_p,
7959 gimple_addressable_vars, gimple_call_clobbered_vars,
7960 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
7961 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
7962 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
7963 gimple_mem_ref_stats): Remove.
7964 (gimple_vop): New function.
7965 (op_iter_next_use): Remove vuses and mayuses cases.
7966 (op_iter_next_def): Remove vdefs case.
7967 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
7968 (clear_and_done_ssa_iter): Do not set removed fields.
7969 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
7970 Assert we are not iterating over vuses or vdefs if not also
7971 iterating over uses or defs.
7972 (op_iter_init_use): Likewise.
7973 (op_iter_init_def): Likewise.
7974 (op_iter_next_vdef): Remove.
7975 (op_iter_next_mustdef): Likewise.
7976 (op_iter_init_vdef): Likewise.
7977 (compare_ssa_operands_equal): Likewise.
7978 (link_use_stmts_after): Handle vuse operand.
7979 (is_call_used): Use is_call_clobbered.
7980 (is_call_clobbered): Global variables are always call clobbered,
7981 query the call-clobbers bitmap.
7982 (mark_call_clobbered): Ignore global variables.
7983 (clear_call_clobbered): Likewise.
7984 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
7985 virtual operands sanity check.
7986 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
7987 Remove.
7988 (TARGET_MEM_REF): Remove TMR_TAG operand.
7989 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
7990 Remove call-clobber related code.
7991 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
7992 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
7993 partitions or escape reason.
7994 (get_single_def_stmt, get_single_def_stmt_from_phi,
7995 get_single_def_stmt_with_phi): Remove.
7996 (dump_referenced_vars): Tidy.
7997 (get_ref_base_and_extent): Allow bare decls.
7998 (collect_dfa_stats): Adjust.
7999 * graphite.c (rename_variables_in_stmt): Adjust.
8000 (graphite_copy_stmts_from_block): Likewise.
8001 (translate_clast): Likewise.
8002 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
8003 (EXPR_DIES): New.
8004 (translate_vuse_through_block): Use the oracle.
8005 (phi_translate_1): Adjust.
8006 (value_dies_in_block_x): Use the oracle. Cache the outcome
8007 in EXPR_DIES.
8008 (valid_in_sets): Check if the VUSE for
8009 a REFERENCE is available.
8010 (eliminate): Do not remove stmts during elimination,
8011 instead queue and remove them afterwards.
8012 (do_pre): Do not rebuild alias info.
8013 (pass_pre): Run TODO_rebuild_alias before PRE.
8014 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
8015 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
8016 (mark_all_v_defs_stmt): Remove.
8017 (mark_all_v_defs_seq): Adjust.
8018 (sra_replace): Likewise.
8019 (scalarize_use): Likewise.
8020 (scalarize_copy): Likewise.
8021 (scalarize_init): Likewise.
8022 (scalarize_ldst): Likewise.
8023 (todoflags): Remove.
8024 (tree_sra): Do not rebuild alias info.
8025 (tree_sra_early): Adjust.
8026 (pass_sra): Run TODO_update_address_taken before SRA.
8027 * tree-predcom.c (set_alias_info): Remove.
8028 (prepare_initializers_chain): Do not call it.
8029 (mark_virtual_ops_for_renaming): Adjust.
8030 (mark_virtual_ops_for_renaming_list): Remove.
8031 (initialize_root_vars): Adjust.
8032 (initialize_root_vars_lm): Likewise.
8033 (prepare_initializers_chain): Likewise.
8034 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
8035 (may_propagate_copy_into_stmt): Likewise.
8036 (merge_alias_info): Do nothing for now.
8037 (propagate_tree_value_into_stmt): Adjust.
8038 (stmt_may_generate_copy): Likewise.
8039 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
8040 not mark symbols for renaming.
8041 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
8042 with the same statement, make sure to update the new pointed-to one.
8043 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
8044 call statements, do not mark symbols for renaming.
8045 (mark_operand_necessary): Dump something.
8046 (ref_may_be_aliased): New function.
8047 (mark_aliased_reaching_defs_necessary_1): New helper function.
8048 (mark_aliased_reaching_defs_necessary): Likewise.
8049 (mark_all_reaching_defs_necessary_1): Likewise.
8050 (mark_all_reaching_defs_necessary): Likewise.
8051 (propagate_necessity): Do not process virtual PHIs. For
8052 non-aliased loads mark all reaching definitions as necessary.
8053 For aliased loads and stores mark the immediate dominating
8054 aliased clobbers as necessary.
8055 (visited): New global static.
8056 (perform_tree_ssa_dce): Free visited bitmap after propagating
8057 necessity.
8058 (remove_dead_phis): Perform simple dead virtual PHI removal.
8059 (remove_dead_stmt): Properly unlink virtual operands when
8060 removing stores.
8061 (eliminate_unnecessary_stmts): Schedule PHI removal after
8062 stmt removal.
8063 * tree-ssa-ter.c (is_replaceable_p): Adjust.
8064 (process_replaceable): Likewise.
8065 (find_replaceable_in_bb): Likewise.
8066 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
8067 based on the single gimple vop.
8068 (verify_flow_insensitive_alias_info): Remove.
8069 (verify_flow_sensitive_alias_info): Likewise.
8070 (verify_call_clobbering): Likewise.
8071 (verify_memory_partitions): Likewise.
8072 (verify_alias_info): Likewise.
8073 (verify_ssa): Adjust..
8074 (execute_update_addresses_taken): Export. Update SSA
8075 manually. Optimize only when optimizing. Use a local bitmap.
8076 (pass_update_address_taken): Remove TODO_update_ssa, add
8077 TODO_dump_func.
8078 (pass_update_address_taken): Just use TODO_update_address_taken.
8079 (init_tree_ssa): Do not initialize addressable_vars.
8080 (verify_ssa): Verify new VUSE / VDEF properties.
8081 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
8082 Do not call verify_alias_info.
8083 (delete_tree_ssa): Clear the VUSE, VDEF operands.
8084 Do not free the loaded and stored syms bitmaps. Reset the escaped
8085 and callused solutions. Do not free addressable_vars.
8086 Remove memory-tag related code.
8087 (warn_uninitialized_var): Aliases are always available.
8088 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
8089 * lambda-code.c (can_put_in_inner_loop): Adjust.
8090 (can_put_after_inner_loop): Likewise.
8091 (perfect_nestify): Likewise.
8092 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
8093 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
8094 (vectorizable_conversion): Do not mark symbols for renaming.
8095 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
8096 (expand_call_inline): Unlink the calls virtual operands before
8097 replacing it.
8098 (tree_function_versioning): Do not call update_ssa if we are not
8099 updating clones. Simplify.
8100 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
8101 (propagate_with_phi): Likewise..
8102 * tree-outof-ssa.c (create_temp): Remove memory tag and call
8103 clobber code. Assert we are not aliased or global.
8104 * tree-flow.h: Include tree-ssa-alias.h
8105 (enum escape_type): Remove.
8106 (struct mem_sym_stats_d): Likewise.
8107 (struct mem_ref_stats_d): Likewise.
8108 (struct gimple_df): Add vop member. Remove global_var,
8109 call_clobbered_vars, call_used_vars, addressable_vars,
8110 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
8111 escaped and callused members.
8112 (struct ptr_info_def): Remove all members, add points-to solution
8113 member pt.
8114 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
8115 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
8116 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
8117 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
8118 (tree-ssa-alias.o): Likewise.
8119 (toplev.o): Add tree-ssa-alias.h
8120 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
8121 * gimple.c (gimple_set_bb): Fix off-by-one error.
8122 (is_gimple_reg): Do not handle memory tags.
8123 (gimple_copy): Also copy virtual operands.
8124 Delay updating the statement. Do not reset loaded and stored syms.
8125 (gimple_set_stored_syms): Remove.
8126 (gimple_set_loaded_syms): Likewise.
8127 (gimple_call_copy_skip_args): Copy the virtual operands
8128 and mark the new statement modified.
8129 * tree-ssa-structalias.c (may_alias_p): Remove.
8130 (set_uids_in_ptset): Take the alias set to prune with as
8131 parameter. Fold in the alias test of may_alias_p.
8132 (compute_points_to_sets): Compute whether a ptr is dereferenced
8133 in a local sbitmap.
8134 (process_constraint): Deal with &ANYTHING on the lhs, reject all
8135 other ADDRESSOF constraints on the lhs.
8136 (get_constraint_for_component_ref): Assert that we don't get
8137 ADDRESSOF constraints from the base of the reference.
8138 Properly generate UNKNOWN_OFFSET for DEREF if needed.
8139 (struct variable_info): Remove collapsed_to member.
8140 (get_varinfo_fc): Remove.
8141 (new_var_info): Do not set collapsed_to.
8142 (dump_constraint): Do not follow cycles.
8143 (dump_constraint_graph): Likewise.
8144 (build_pred_graph): Likewise.
8145 (build_succ_graph): Likewise.
8146 (rewrite_constraints): Likewise.
8147 (do_simple_structure_copy): Remove.
8148 (do_rhs_deref_structure_copy): Remove.
8149 (do_lhs_deref_structure_copy): Remove.
8150 (collapse_rest_of_var): Remove.
8151 (do_structure_copy): Re-implement.
8152 (pta_stats): New global variable.
8153 (dump_pta_stats): New function.
8154 (struct constraint_expr): Make offset signed.
8155 (UNKNOWN_OFFSET): Define special value.
8156 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
8157 (solution_set_expand): New helper function split out from ...
8158 (do_sd_constraint): ... here.
8159 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
8160 (do_ds_constraint): Likewise.
8161 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
8162 and CALLUSED = *CALLUSED.
8163 (set_union_with_increment): Make inc argument signed.
8164 (type_safe): Remove.
8165 (get_constraint_for_ptr_offset): Handle unknown and negative
8166 constant offsets.
8167 (first_vi_for_offset): Handle offsets before start. Bail
8168 out early for offsets beyond the variable extent.
8169 (first_or_preceding_vi_for_offset): New function.
8170 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
8171 Together with ESCAPED = *ESCAPED this properly computes reachability.
8172 (find_what_var_points_to): New function.
8173 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
8174 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
8175 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
8176 pt_solutions_intersect): New functions.
8177 (compute_call_used_vars): Remove.
8178 (compute_may_aliases): New main entry into PTA computation.
8179 * gimple.h (gimple_p): New typedef.
8180 (struct gimple_statement_base): Remove references_memory_p.
8181 (struct gimple_statement_with_memory_ops_base): Remove
8182 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
8183 members.
8184 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
8185 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
8186 gimple_set_references_memory): Remove.
8187 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
8188 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
8189 New functions.
8190 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
8191 (verify_expr): Allow RESULT_DECL.
8192 (gimple_duplicate_bb): Do not copy virtual operands.
8193 (gimple_duplicate_sese_region): Adjust.
8194 (gimple_duplicate_sese_tail): Likewise.
8195 (mark_virtual_ops_in_region): Remove.
8196 (move_sese_region_to_fn): Do not call it.
8197 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
8198 and pass_simple_dse.
8199 (execute_function_todo): Handle TODO_update_address_taken,
8200 call execute_update_addresses_taken for TODO_rebuild_alias.
8201 (execute_todo): Adjust.
8202 (execute_one_pass): Init dump files early.
8203 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
8204 call-clobbered.
8205 (create_general_new_stmt): Clear vops.
8206 * tree-ssa-reassoc.c (get_rank): Adjust.
8207 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
8208 symbols for renaming.
8209 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
8210 (PARAM_AVG_ALIASED_VOPS): Likewise.
8211 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
8212 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
8213 * tree-ssa-operands.c: Simplify for new virtual operand representation.
8214 (operand_build_cmp, copy_virtual_operands,
8215 create_ssa_artificial_load_stmt, add_to_addressable_set,
8216 gimple_add_to_addresses_taken): Remove public functions.
8217 (unlink_stmt_vdef): New function.
8219 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8221 * config.gcc (powerpc-*-linux*): Merge variants.
8223 2009-04-02 Chao-ying Fu <fu@mips.com>
8224 James Grosbach <james.grosbach@microchip.com>
8226 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
8227 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
8228 cop0_sp_offset.
8229 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
8230 keep_interrupts_masked_p, use_debug_exception_return_p.
8231 (mips_attribute_table): Add interrupt, use_shadow_register_set,
8232 keep_interrupts_masked, use_debug_exception_return.
8233 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
8234 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
8235 New functions.
8236 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
8237 (mips_print_operand): Process COP0 registers to print $0 .. $31
8238 correctly for GAS to process.
8239 (mips_interrupt_extra_call_saved_reg_p): New function.
8240 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
8241 extra registers.
8242 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
8243 (mips_compute_frame_info): Add supports for interrupt context that
8244 includes doubleword accumulators and COP0 registers.
8245 (mips_for_each_saved_acc): New function.
8246 (mips_for_each_saved_gpr_and_fpr): Change the function name from
8247 mips_for_each_saved_reg.
8248 (mips_save_reg): Save accumulators.
8249 (mips_kernel_reg_p): A new for_each_rtx callback.
8250 (mips_expand_prologue): Support interrupt handlers.
8251 (mips_restore_reg): Restore accumulators.
8252 (mips_expand_epilogue): Support interrupt handlers.
8253 (mips_can_use_return_insn): Return false for interrupt handlers.
8254 (mips_epilogue_uses): New function.
8255 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
8256 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
8257 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
8258 cop0_move): New instructions.
8259 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
8260 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
8261 defines.
8262 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
8263 New defines.
8264 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
8265 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
8266 interrupt handlers, we use K0 as the temporary register.
8267 (EPILOGUE_USES): Change to a function call.
8268 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
8269 handlers, we use K0 as the temporary register.
8271 * doc/extend.texi (Function Attributes): Document interrupt,
8272 use_shadow_register_set, keep_interrupts_masked,
8273 use_debug_exception_return for MIPS attributes.
8275 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8277 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
8278 Remove a number of t-files from tmake_file.
8279 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
8280 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
8281 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
8282 target_prototype, not TARGET_PROTOTYPE.
8283 (LINK_OS_GNU_SPEC): Define.
8284 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
8285 and darwin-ldoubdle.c.
8287 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8289 PR driver/39293
8290 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
8291 (cpp_options): Ditto.
8292 (default_compilers): Ditto.
8293 (display_help): Ditto.
8294 (process_command): Ditto.
8295 (do_spec_1): Ditto.
8296 (set_input): Use lbasename instead of duplicate code.
8297 (save_temps_prefix): New static for -save-temps=obj.
8298 (save_temps_length): Ditto.
8300 * doc/invoke.texi (-save-temps=obj): Document new variant to
8301 -save-temps switch.
8303 2009-04-02 Jeff Law <law@redhat.com>
8305 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
8306 variable.
8308 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8310 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
8311 * configure: Regenerated.
8313 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8315 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
8316 share the argument list.
8318 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8320 Merge
8322 2009-02-12 Diego Novillo <dnovillo@google.com>
8324 * varpool.c (debug_varpool): New.
8325 * cgraph.h (debug_varpool): Declare.
8327 2009-04-02 Jan Hubicka <jh@suse.cz>
8329 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
8330 pass.
8332 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8334 * config/i386/i386.c (ix86_abi): Move initialization to ...
8335 (override_options): Here.
8337 2009-04-02 Christian Bruel <christian.bruel@st.com>
8339 * config/sh/sh.c (sh_dwarf_register_span): New function.
8340 (TARGET_DWARF_REGISTER_SPAN): Define.
8341 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
8343 2009-04-02 Ira Rosen <irar@il.ibm.com>
8345 PR tree-optimization/39595
8346 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
8347 interleaved loads group is not greater than the SLP group size.
8349 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8351 * builtins.c (is_builtin_name): New.
8352 (called_as_built_in): Use is_builtin_name.
8353 * tree.h (is_builtin_name): New.
8354 * varasm.c (incorporeal_function_p): Use is_builtin_name
8356 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
8358 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
8360 2009-04-02 Dodji Seketeli <dodji@redhat.com>
8362 PR c++/26693
8363 * c-decl.c (clone_underlying_type): Move this ...
8364 * c-common.c (set_underlying_type): ... here.
8365 Also, make sure the function properly sets TYPE_STUB_DECL() on
8366 the newly created typedef variant type.
8367 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
8368 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
8369 points.
8371 2009-04-02 Richard Guenther <rguenther@suse.de>
8373 PR tree-optimization/37221
8374 * tree-flow.h (degenerate_phi_result): Declare.
8375 * tree-ssa-dom.c (degenerate_phi_result): Export.
8376 * tree-scalar-evolution.c (analyze_initial_condition): If
8377 the initial condition is defined by a degenerate PHI node
8378 use the degenerate value.
8380 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
8382 PR rtl-optimization/39588
8383 * combine.c (merge_outer_ops): Do not set the constant when this
8384 is not necessary.
8385 (simplify_shift_const_1): Do not modify it either in this case.
8387 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
8389 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
8390 tuning is deprecated if -mtune value is set to an Itanium1 variant.
8392 2009-04-01 Janis Johnson <janis187@us.ibm.com>
8394 PR c/29027
8395 * c-lex.c (interpret_float): Default (no suffix) is double.
8397 2009-04-1 Xinliang David Li <davidxl@google.com>
8399 * config/i386/i386.c (legitimate_constant_p): Recognize
8400 all one vector constant.
8402 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8404 * config/vax/vax.c: Add #includes to silence warnings.
8405 Change #include order to silence two warnings.
8407 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8409 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
8410 (ASM_SPEC): Pass -k to the assembler for PIC code.
8412 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8414 * config.gcc: Add vax-*-linux* to the switch.
8415 * config/vax/linux.h: New file. (TARGET_VERSION,
8416 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
8418 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8420 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
8421 Use predicate macros instead of GET_CODE() == foo.
8422 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
8423 ashlsi3, rotrsi3, <unnamed>): Likewise.
8425 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8427 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
8428 jbbccihi, jbbccisi): Remova trailing whitespace.
8429 * config/vax/constraints.md: Likewise.
8430 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8431 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
8432 * config/vax/predicates.md: Likewise.
8433 * config/vax/vax.c (print_operand_address, vax_output_int_move,
8434 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
8435 * config/vax/vax.h: Likewise.
8436 * config/vax/vax.md (nonlocal_goto): Likewise.
8438 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8440 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
8441 (indirectable_address_p, adjacent_operands_p): Add spaces around
8442 braces.
8443 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
8445 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8447 * config/vax/vax.c (legitimate_constant_address_p,
8448 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
8449 index_term_p, reg_plus_index_p, legitimate_address_p,
8450 vax_mode_dependent_address_p): Update comments to match functions
8451 modified by the recent int->bool conversion.
8453 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8455 * config/vax/builtins.md: Update copyright message.
8456 * config/vax/constraints.md: Likewise.
8457 * config/vax/netbsd-elf.h: Likewise.
8458 * config/vax/predicates.md: Likewise.
8459 * config/vax/vax-protos.h: Likewise.
8460 * config/vax/vax.c: Likewise.
8461 * config/vax/vax.h: Likewise.
8462 * config/vax/vax.md: Likewise.
8463 * config/vax/vax.opt: Likewise.
8465 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8467 * config/vax/builtins.md (ffssi2, ffssi2_internal,
8468 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
8469 * config/vax/constraints.md (B, R): Likewise.
8470 * config/vax/predicates.md (external_memory_operand,
8471 nonimmediate_addsub_di_operand): Likewise.
8472 * config/vax/vax.c (vax_output_int_add): Likewise.
8473 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
8474 untyped_call): Likewise.
8476 2009-04-01 Matt Thomas <matt@3am-software.com>
8478 * config/vax/predicates.md: New file.
8479 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
8480 external_const_operand, nonsymbolic_operand, external_memory_operand,
8481 indirect_memory_operand, indexed_memory_operand,
8482 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
8483 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
8484 predicate.
8485 * config/vax/constraints.md: New file.
8486 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
8487 New constraint.
8488 * config/vax/builtins.md: New file.
8489 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
8490 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
8491 jbbccisi): Define.
8492 * config/vax/vax.opt (mqmath): Add option.
8493 * config/vax/vax.md (isfx): Extend with DI.
8494 (VAXintQH, VAXintQHSD): Define.
8495 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
8496 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
8497 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
8498 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
8499 (movdi): Update constraints and use vax_output_int_move().
8500 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
8501 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
8502 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
8503 nonlocal_goto): New.
8504 (mov<mode>): Extend accepted operand types.
8505 (subdi3_old): Rename from subdi3, change update constraints and use
8506 a new implementation.
8507 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
8508 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
8509 MOVE_RATIO, CLEAR_RATIO): Define.
8510 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
8511 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
8512 (PRINT_OPERAND): Redefine using a function instead of inlined code.
8513 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
8514 (split_quadword_operands): Make static and really allow variable
8515 splitting.
8516 (print_operand_address): Update for PIC generation.
8517 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
8518 indexable_address_p, fixup_mathdi_operand,
8519 vax_expand_addsub_di_operands, adjacent_operands_p): New.
8520 (vax_float_literal, legitimate_constant_p,
8521 indirectable_constant_address_p, index_term_p,
8522 reg_plus_index_p): Return bool instead of int.
8523 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
8524 where needed.
8525 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
8526 generation.
8527 (vax_output_conditional_branch): Indent.
8528 (legitimate_constant_address_p, indirectable_constant_address_p,
8529 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
8530 vax_mode_dependent_address_p): Return bool instead of int, update for
8531 PIC generation.
8532 * config/vax/vax-protos.h (legitimate_constant_address_p,
8533 legitimate_constant_p, legitimate_address_p,
8534 vax_mode_dependent_address_p): Change declaration to bool.
8535 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
8536 vax_expand_addsub_di_operands, vax_output_int_subtract,
8537 vax_output_movmemsi): Declare.
8538 (split_quadword_operands, vax_float_literal): Delete declaration.
8539 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
8540 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
8541 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
8542 ASM_OUTPUT_DWARF_PCREL): Define.
8543 (ASM_SPEC): Change definition to allow PIC generation.
8545 2009-04-01 Steve Ellcey <sje@cup.hp.com>
8547 * doc/sourcebuild.texi: Update front-end requirements.
8549 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8551 PR target/39226
8552 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
8553 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
8554 (booldi3_internal3): Use boolean_or_operator instead of
8555 boolean_operator.
8557 2009-04-01 Joseph Myers <joseph@codesourcery.com>
8559 PR c/39605
8560 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
8561 declarator whose size is not an integer constant expression but
8562 folds to an integer constant, then treat it as a constant
8563 subsequently.
8565 2009-04-01 Richard Guenther <rguenther@suse.de>
8567 * fold-const.c (fold_plusminus_mult_expr): Do not fold
8568 i * 4 + 2 to (i * 2 + 1) * 2.
8570 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8572 PR c/37772
8573 * c-parser.c (c_parser_asm_statement): Skip until close paren and
8574 return if c_parser_asm_string_literal returned NULL.
8576 2009-04-01 Nick Clifton <nickc@redhat.com>
8578 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
8579 already defined.
8580 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
8581 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
8582 other typedefs to avoid conflicts with libgcc2.c. Define labels
8583 to gain 16-bit bit-manipulation functions from libgcc2.c and then
8584 include it.
8585 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
8586 to gain 16-bit trapping arithmetic functions from libgcc2.c and
8587 then include it.
8589 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
8591 * varasm.c (default_function_rodata_section): Declare DOT as
8592 const char*.
8594 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
8595 Andrey Galkin <agalkin@hypercom.com>
8597 PR/39492
8598 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
8599 Make object_name unique for each process.
8601 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8603 PR other/39591
8604 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
8605 addressable variables in the parallel that could go out of scope while
8606 running queued tasks.
8608 2009-04-01 Anatoly Sokolov <aesok@post.ru>
8610 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
8611 (CASE_VALUES_THRESHOLD): Redefine.
8612 * config/avr/avr.c (avr_override_options): Remove initialization of
8613 avr_case_values_threshold variable.
8614 (avr_case_values_threshold): Remove variable. Add new function.
8615 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
8616 * config/avr/avr.opt (mno-tablejump): Remove option.
8617 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
8619 2009-04-01 DJ Delorie <dj@redhat.com>
8621 * varasm.c (default_function_rodata_section): Don't assume
8622 anything about where the first '.' in the section name is.
8624 2009-04-01 Alan Modra <amodra@bigpond.net.au>
8626 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
8627 rs6000_emit_stack_tie.
8629 2009-03-31 Ian Lance Taylor <iant@google.com>
8631 * tree-eh.c (tree_remove_unreachable_handlers): Compare
8632 gimple_code with GIMPLE_RESX, not RESX.
8634 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8636 * c-common.c (c_get_ident): New.
8637 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
8639 2009-04-01 Ben Elliston <bje@au.ibm.com>
8641 * config/rs6000/sysv4.opt (msdata): Improve option description.
8643 2009-03-31 Steve Ellcey <sje@cup.hp.com>
8645 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
8646 (divdf3_internal_lat): Remove.
8647 (divxf3_internal_lat): Remove.
8648 (divxf3_internal_thr): Remove.
8649 (divxf): Use divxf3_internal.
8650 * config/ia64/div.md (divsf3_internal_lat): New.
8651 (divdf3_internal_lat): New.
8652 (divxf3_internal): New.
8654 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8656 PR c/448
8657 * Makefile.in (USE_GCC_STDINT): Define.
8658 (stmp-int-hdrs): Install stdint.h if applicable.
8659 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
8660 if known.
8661 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
8662 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
8663 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8664 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8665 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8666 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8667 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8668 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8669 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8670 (c_common_nodes_and_builtins): Initialize
8671 underlying_wchar_type_node. Do not initialize
8672 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
8673 nodes for new types.
8674 (c_stddef_cpp_builtins): Define macros for new types.
8675 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
8676 Remove.
8677 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
8678 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
8679 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
8680 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
8681 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
8682 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
8683 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
8684 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
8685 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
8686 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
8687 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
8688 int16_type_node, int32_type_node, int64_type_node,
8689 uint8_type_node, uint16_type_node, c_uint32_type_node,
8690 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
8691 int_least32_type_node, int_least64_type_node,
8692 uint_least8_type_node, uint_least16_type_node,
8693 uint_least32_type_node, uint_least64_type_node,
8694 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
8695 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
8696 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
8697 uintptr_type_node): Define.
8698 * c-cppbuiltin.c (builtin_define_constants,
8699 builtin_define_type_minmax): New.
8700 (builtin_define_stdint_macros): Define more macros.
8701 (c_cpp_builtins): Define more limit macros.
8702 (type_suffix): New.
8703 (builtin_define_type_max): Define in terms of
8704 builtin_define_type_minmax. Remove is_long parameter. All
8705 callers changed.
8706 * config.gcc (use_gcc_stdint): Define.
8707 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
8708 Add newlib-stdint.h for generic targets.
8709 * config/glibc-stdint.h, config/newlib-stdint.h,
8710 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
8711 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
8712 * config/score/score.h (UINTPTR_TYPE): Define.
8713 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8714 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8715 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8716 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8717 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8718 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8719 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8720 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8721 * config/spu/spu.h (STDINT_LONG32): Define.
8722 * configure.ac (use_gcc_stdint): Substitute.
8723 * configure: Regenerate.
8724 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
8725 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
8726 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
8727 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
8728 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
8729 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
8730 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
8731 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
8732 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
8733 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
8734 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
8735 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
8736 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
8737 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
8738 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
8739 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
8740 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
8741 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
8742 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
8743 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
8744 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
8745 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
8746 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8747 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8748 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8749 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8750 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8751 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8752 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
8754 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
8756 * loop-iv.c (suitable_set_for_replacement): Renamed from
8757 simplify_using_assignment; changed to return bool and to accept new
8758 args DEST and SRC. Return true iff we find a source/destination pair
8759 that can be used to make a replacement, and fill SRC and DEST if so.
8760 Remove arg ALTERED. Don't deal with altered regs here. All callers
8761 changed.
8762 (simplify_using_initial_values): Deal with altered regs here and track
8763 more precisely the effect they have on the validity of our expression.
8765 * loop-iv.c (simplify_using_condition): A condition of the form
8766 (EQ REG CONST) can be used to simply make a substitution.
8767 (simplify_using_initial_values): Keep track of conditions we have seen
8768 and keep using them to simplify new expressions, while applying the
8769 same substitutions to them as to the expression.
8771 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8772 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
8773 GEU/LTU reversed.
8775 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
8776 changed. Use this when trying to improve the upper bound.
8777 Generate the comparison by using simplify_gen_relational.
8779 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
8781 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
8782 functions.
8783 (simplify_using_assignment, simplify_using_initial_values): Call
8784 replace_in_expr to make replacements. Call replace_single_def_regs
8785 once on the initial version of the expression.
8787 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8789 PR target/27237
8790 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
8792 2009-03-31 Richard Guenther <rguenther@suse.de>
8794 PR middle-end/31029
8795 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
8796 equality comparisons. Fold C - X CMP X if C % 2 == 1.
8798 2009-03-31 Richard Guenther <rguenther@suse.de>
8800 * tree.h (div_if_zero_remainder): Declare.
8801 * fold-const.c (div_if_zero_remainder): Export.
8802 * tree-ssa-forwprop.c
8803 (forward_propagate_addr_into_variable_array_index): Handle
8804 constant array index addition outside of the variable index.
8806 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8808 PR target/39592
8809 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
8810 define_splits, floatunssi<mode>2): Require x87 conversions from
8811 DImode to be permitted.
8813 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8815 PR preprocessor/15638
8816 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
8818 2009-03-31 Richard Guenther <rguenther@suse.de>
8820 PR middle-end/23401
8821 PR middle-end/27810
8822 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
8823 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
8824 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
8825 a separate statement.
8826 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
8827 (lookup_tmp_var): Likewise.
8828 (is_gimple_formal_tmp_or_call_rhs): Remove.
8829 (is_gimple_reg_or_call_rhs): Rename to ...
8830 (is_gimple_reg_rhs_or_call): ... this.
8831 (is_gimple_mem_or_call_rhs): Rename to ...
8832 (is_gimple_mem_rhs_or_call): ... this.
8833 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
8834 DECL_GIMPLE_REG_P only if is_formal is true.
8835 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
8836 for non-proper post-modify expression gimplification.
8837 (gimplify_self_mod_expr): For post-modify expressions gimplify
8838 the lvalue to a minimal lvalue.
8839 (rhs_predicate_for): Remove formal temp case.
8840 (gimplify_modify_expr_rhs): Likewise.
8841 (gimplify_addr_expr): Use is_gimple_reg.
8842 (gimplify_expr): Remove formal temp cases.
8843 (gimple_regimplify_operands): Likewise.
8844 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
8845 and FILTER_EXPR like constants.
8846 * gimple.c (walk_gimple_op): Fix val_only initialization, use
8847 is_gimple_reg.
8848 (is_gimple_formal_tmp_rhs): Remove.
8849 (is_gimple_reg_rhs): Remove special casing.
8850 (is_gimple_mem_rhs): Fix.
8851 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
8852 (is_gimple_formal_tmp_var): Remove.
8853 (is_gimple_formal_tmp_reg): Likewise.
8854 (is_gimple_min_lval): Allow invariant component ref parts.
8855 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
8856 is_gimple_formal_tmp_reg): Remove declarations.
8857 * tree-cfg.c (verify_expr): Verify that variables with address
8858 taken do not have DECL_GIMPLE_REG_P set.
8859 * tree-mudflap.c (mf_build_check_statement_for): Use
8860 force_gimple_operand instead of gimplify_expr.
8862 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
8864 * modulo-sched.c (sms_schedule_by_order): Pass the actual
8865 schedulable rows to compute_split_row.
8867 2009-03-31 Ben Elliston <bje@au.ibm.com>
8869 PR target/31635
8870 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
8871 OPT_mvrsave.
8873 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8875 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
8876 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
8877 * configure: Regenerate.
8878 * config.in: Regenerate.
8879 * config/rs6000/rs6000.opt (mtls-markers): Add.
8880 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
8881 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
8882 (tls_ld_aix, tls_ld_sysv): Likewise.
8883 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
8884 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
8886 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8888 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
8890 2009-03-30 Jan Hubicka <jh@suse.cz>
8892 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
8893 out of RESX.
8894 (tree_remove_unreachable_handlers): Cleanup EH predecestor
8895 detection and label handling.
8897 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8899 * ira-int.h (ira_allocno): Rename left_conflicts_num to
8900 left_conflicts_size.
8901 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
8902 ALLOCNO_LEFT_CONFLICTS_SIZE.
8904 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
8905 remove_allocno_from_bucket_and_push,
8906 allocno_spill_priority_compare, push_allocnos_to_stack,
8907 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
8908 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
8909 (setup_allocno_left_conflicts_num): Ditto. Rename to
8910 setup_allocno_left_conflicts_size.
8911 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
8912 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
8913 setup_allocno_left_conflicts_size instead of
8914 setup_allocno_left_conflicts_num.
8916 * ira-build.c (ira_create_allocno): Use
8917 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
8918 ALLOCNO_LEFT_CONFLICTS_NUM.
8920 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8922 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
8923 instead of DF_LR_OUT.
8925 * ira-lives.c (process_bb_node_lives): Ditto.
8927 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
8928 instead of DF_LR_{OUT,IN}.
8930 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
8932 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
8934 2009-03-30 Jan Hubicka <jh@suse.cz>
8936 * except.c (label_to_region_map): Fix thinko.
8938 2009-03-30 Steve Ellcey <sje@cup.hp.com>
8940 PR middle-end/38237
8941 * tree.h (tree_find_value): New declaration.
8942 * tree.c (tree_find_value): New function.
8943 * varasm.c (assemble_external): Avoid duplicate entries on lists.
8945 2009-03-30 Jakub Jelinek <jakub@redhat.com>
8947 PR debug/39563
8948 * c-decl.c (struct c_binding): Add locus field.
8949 (bind): Add locus argument, set locus field from it.
8950 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
8951 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
8952 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
8953 implicitly_declare, undeclared_variable, lookup_label,
8954 declare_label, c_make_fname_decl, c_builtin_function,
8955 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
8956 bind callers.
8958 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
8960 PR target/38781
8961 * config/i386/i386.c (classify_argument): Check total size of
8962 structure.
8964 2009-03-30 Martin Jambor <mjambor@suse.cz>
8966 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
8967 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
8968 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
8969 respectively.
8971 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
8972 seen_variable_array_ref while also traversing a union.
8974 * tree-inline.c (optimize_inline_calls): Do not call
8975 cgraph_node_remove_callees.
8976 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
8977 (pass_remove_cgraph_callee_edges): New variable.
8978 * passes.c (init_optimization_passes): Add
8979 pass_remove_cgraph_callee_edges after early inlining and before all
8980 late intraprocedural passes.
8982 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
8984 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8986 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
8987 Fix typos in names.
8989 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8991 * combine.c (simplify_comparison): Use have_insn_for.
8992 * dojump.c (do_jump): Likewise.
8994 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8996 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
8997 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
8998 sparc_compare_op0 like sparc_compare_emitted used to be handled.
8999 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
9000 instead of sparc_compare_emitted.
9001 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
9002 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
9003 instead of sparc_compare_emitted.
9005 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9007 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
9008 enter/exit cfglayout mode.
9009 (pass_partition_block): Require it.
9010 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
9011 (combine_instructions): Track basic blocks instead of labels.
9012 (update_cfg_for_uncondjump): New.
9013 (try_combine): Use it. Update jumps after rescanning.
9014 (pass_combine): Require PROP_cfglayout.
9015 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
9017 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9019 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
9020 Provide/destroy PROP_cfglayout respectively.
9021 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
9022 * tree-pass.h (PROP_cfglayout): New.
9024 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9026 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
9027 fold_convert_const_fixed_from_fixed,
9028 fold_convert_const_fixed_from_int,
9029 fold_convert_const_fixed_from_real, fold_negate_const): Do not
9030 set TREE_CONSTANT_OVERFLOW.
9031 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
9032 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
9034 2009-03-30 Ira Rosen <irar@il.ibm.com>
9036 * tree-vect-loop-manip.c: New file.
9037 * tree-vectorizer.c: Update documentation and included files.
9038 (vect_loop_location): Make extern.
9039 (rename_use_op): Move to tree-vect-loop-manip.c
9040 (rename_variables_in_bb, rename_variables_in_loop,
9041 slpeel_update_phis_for_duplicate_loop,
9042 slpeel_update_phi_nodes_for_guard1,
9043 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
9044 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
9045 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
9046 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
9047 find_loop_location): Likewise.
9048 (new_stmt_vec_info): Move to tree-vect-stmts.c.
9049 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
9050 get_vectype_for_scalar_type, vect_is_simple_use,
9051 supportable_widening_operation, supportable_narrowing_operation):
9052 Likewise.
9053 (bb_in_loop_p): Move to tree-vect-loop.c.
9054 (new_loop_vec_info, destroy_loop_vec_info,
9055 reduction_code_for_scalar_code, report_vect_op,
9056 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
9057 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
9058 (vect_supportable_dr_alignment): Likewise.
9059 * tree-vectorizer.h (tree-data-ref.h): Include.
9060 (vect_loop_location): Declare.
9061 Reorganize function declarations according to the new file structure.
9062 * tree-vect-loop.c: New file.
9063 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
9064 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
9065 * tree-vect-data-refs.c: New file.
9066 * tree-vect-patterns.c (timevar.h): Don't include.
9067 * tree-vect-stmts.c: New file.
9068 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
9069 tree-vect-slp.c, tree-vect-loop.c.
9070 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
9071 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
9072 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
9073 (tree-vect-analyze.o): Remove.
9074 (tree-vect-transform.o): Likewise.
9075 (tree-vect-data-refs.o): Add rule.
9076 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
9077 tree-vect-slp.o): Likewise.
9078 (tree-vect-patterns.o): Remove redundant dependencies.
9079 (tree-vectorizer.o): Likewise.
9080 * tree-vect-slp.c: New file.
9082 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9084 * optc-gen.awk: Warn if an option flag has multiple different
9085 help strings.
9087 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
9089 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
9090 -floop-block): Document dependences on PPL, CLooG and Graphite.
9092 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9094 PR rtl-optimization/323
9095 * c-common.c (c_fully_fold, convert_and_check,
9096 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
9097 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
9098 * c-common.def (EXCESS_PRECISION_EXPR): New.
9099 * c-cppbuiltin.c (builtin_define_float_constants): Define
9100 constants with enough digits for long double.
9101 * c-lex.c (interpret_float): Interpret constant with excess
9102 precision where appropriate.
9103 * c-opts.c (c_common_post_options): Set
9104 flag_excess_precision_cmdline. Give an error for
9105 -fexcess-precision=standard for C++ for processors where the
9106 option is significant.
9107 * c-parser.c (c_parser_conditional_expression): Handle excess
9108 precision in condition.
9109 * c-typeck.c (convert_arguments): Handle arguments with excess
9110 precision.
9111 (build_unary_op): Move excess precision outside operation.
9112 (build_conditional_expr): Likewise.
9113 (build_compound_expr): Likewise.
9114 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
9115 (build_modify_expr): Handle excess precision in RHS.
9116 (convert_for_assignment): Handle excess precision in converted
9117 value.
9118 (digest_init, output_init_element, process_init_element): Handle
9119 excess precision in initializer.
9120 (c_finish_return): Handle excess precision in return value.
9121 (build_binary_op): Handle excess precision in operands and add
9122 excess precision as needed for operation.
9123 * common.opt (-fexcess-precision=): New option.
9124 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
9125 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
9126 For standard excess precision, output explicit conversion to and
9127 truncation from XFmode.
9128 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
9129 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
9130 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
9131 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
9132 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
9133 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
9134 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
9135 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
9136 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
9137 define_splits, sqrt<mode>2): Disable where appropriate for
9138 standard excess precision.
9139 * convert.c (convert_to_real): Do not shorten arithmetic to type
9140 for which excess precision would be used.
9141 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
9142 * doc/invoke.texi (-fexcess-precision=): Document option.
9143 (-mfpmath=): Correct index entry.
9144 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
9145 flag_excess_precision): New.
9146 * langhooks.c (lhd_post_options): Set
9147 flag_excess_precision_cmdline.
9148 * opts.c (common_handle_option): Handle -fexcess-precision=.
9149 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
9150 init_excess_precision): New.
9151 (lang_dependent_init_target): Call init_excess_precision.
9152 * tree.c (excess_precision_type): New.
9153 * tree.h (excess_precision_type): Declare.
9155 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9157 PR c/35235
9158 * c-typeck.c (build_component_ref): Do not copy qualifiers from
9159 non-lvalue to component.
9161 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9163 PR preprocessor/34695
9164 * Makefile.in (c-opts.o): Depend on c-tree.h.
9165 * c-common.c: Move down include of diagnostic.h.
9166 (done_lexing, c_cpp_error): New.
9167 * c-common.h (done_lexing): Declare.
9168 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
9169 (parse_in).
9170 * c-opts.c: Include c-tree.h.
9171 (c_common_init_options): Set preprocessor error callback.
9172 (c_common_handle_option): Do not set preprocessor
9173 inhibit_warnings, warnings_are_errors, warn_system_headers,
9174 pedantic_errors or inhibit_warnings flags.
9175 (c_common_post_options): Do not check cpp_errors (parse_in).
9176 (c_common_finish): Do not output dependencies if there were
9177 errors. Do not check return value of cpp_finish.
9178 * c-ppoutput.c (pp_file_change): Set input_location.
9179 * c-tree.h (c_cpp_error): Declare.
9180 * diagnostic.c (diagnostic_set_info_translated): Also initialize
9181 override_column.
9182 (diagnostic_build_prefix): Check override_column.
9183 * diagnostic.h (diagnostic_info): Add override_column field.
9184 (diagnostic_override_column): Define.
9186 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
9188 * c-common.c (c_expand_expr, c_staticp): Remove.
9189 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
9190 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
9191 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
9192 * c-gimplify.c (gimplify_compound_literal_expr,
9193 optimize_compound_literals_in_ctor): Remove.
9194 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
9195 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
9196 * c-semantics.c (emit_local_var): Remove.
9198 * langhooks-def.h (lhd_expand_expr): Remove.
9199 * langhooks.c (lhd_expand_expr): Remove.
9200 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
9202 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
9203 handling from c-semantics.c; don't call into langhook.
9204 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
9205 * gimplify.c (gimplify_compound_literal_expr,
9206 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
9207 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
9208 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
9209 as was done in c-gimplify.c.
9210 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
9211 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
9212 Move from c-common.h.
9213 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
9215 * tree.c (staticp): Do not call langhook.
9216 * langhooks.c (lhd_staticp): Delete.
9217 * langhooks-def.h (lhd_staticp): Delete prototype.
9218 (LANG_HOOKS_STATICP): Delete.
9219 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
9221 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
9222 instead of DECL_STMTs.
9224 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9226 PR c/456
9227 PR c/5675
9228 PR c/19976
9229 PR c/29116
9230 PR c/31871
9231 PR c/35198
9232 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
9233 void_type_node.
9234 (fold_call_expr): Return a NOP_EXPR from folding rather than the
9235 contained expression.
9236 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
9237 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
9238 conditional expressions for C.
9239 (decl_constant_value_for_optimization): Move from
9240 decl_constant_value_for_broken_optimization in c-typeck.c. Check
9241 whether optimizing and that the expression is a VAR_DECL not of
9242 array type instead of doing such checks in the caller. Do not
9243 check pedantic. Call gcc_unreachable for C++.
9244 * c-common.def (C_MAYBE_CONST_EXPR): New.
9245 * c-common.h (c_fully_fold, c_save_expr,
9246 decl_constant_value_for_optimization): New prototypes.
9247 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
9248 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
9249 EXPR_INT_CONST_OPERANDS): Define.
9250 * c-convert.c (convert): Strip nops from expression.
9251 * c-decl.c (groktypename): Take extra parameters expr and
9252 expr_const_operands. Update call to grokdeclarator.
9253 (start_decl): Update call to grokdeclarator. Add statement for
9254 expressions used in type of decl.
9255 (grokparm): Update call to grokdeclarator.
9256 (push_parm_decl): Update call to grokdeclarator.
9257 (build_compound_literal): Add parameter non_const and build a
9258 C_MAYBE_COSNT_EXPR if applicable.
9259 (grokdeclarator): Take extra parameters expr and
9260 expr_const_operands. Track expressions used in declaration
9261 specifiers and declarators. Fold array sizes and track whether
9262 they are constant expressions and whether they are integer
9263 constant expressions.
9264 (parser_xref_tag): Set expr and expr_const_operands fields in
9265 return value.
9266 (grokfield): Update call to grokdeclarator.
9267 (start_function): Update call to grokdeclarator.
9268 (build_null_declspecs): Set expr and expr_const_operands fields in
9269 return value.
9270 (declspecs_add_type): Handle expressions in typeof specifiers.
9271 * c-parser.c (c_parser_declspecs): Set expr and
9272 expr_const_operands fields for declaration specifiers.
9273 (c_parser_enum_specifier): Likewise.
9274 (c_parser_struct_or_union_specifier): Likewise.
9275 (c_parser_typeof_specifier): Likewise. Update call to
9276 groktypename. Fold expression as needed. Return expressions with
9277 type instead of adding statements.
9278 (c_parser_attributes): Update calls to c_parser_expr_list.
9279 (c_parser_statement_after_labels): Fold expression before passing
9280 to objc_build_throw_stmt.
9281 (c_parser_condition): Fold expression.
9282 (c_parser_asm_operands): Fold expression.
9283 (c_parser_conditional_expression): Use c_save_expr. Update call
9284 to build_conditional_expr.
9285 (c_parser_alignof_expression): Update call to groktypename.
9286 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
9287 original_code. Fold expression argument of va_arg. Create
9288 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
9289 argument to va_arg. Update calls to groktypename. Fold array
9290 index for offsetof. Verify that first argument to
9291 __builtin_choose_expr has integer type.
9292 (c_parser_postfix_expression_after_paren_type): Update calls to
9293 groktypename and build_compound_literal. Handle expressions with
9294 side effects in type name.
9295 (c_parser_postfix_expression_after_primary): Update call to
9296 c_parser_expr_list. Set original_code for calls to
9297 __builtin_constant_p.
9298 (c_parser_expr_list): Take extra parameter fold_p. Fold
9299 expressions if requested.
9300 (c_parser_objc_type_name): Update call to groktypename.
9301 (c_parser_objc_synchronized_statement): Fold expression.
9302 (c_parser_objc_receiver): Fold expression.
9303 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
9304 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
9305 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
9306 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
9307 (struct c_typespec): Add elements expr and expr_const_operands.
9308 (struct c_declspecs): Add elements expr and expr_const_operands.
9309 (groktypename, build_conditional_expr, build_compound_literal):
9310 Update prototypes.
9311 (in_late_binary_op): Declare.
9312 * c-typeck.c (note_integer_operands): New function.
9313 (in_late_binary_op): New variable.
9314 (decl_constant_value_for_broken_optimization): Move to c-common.c
9315 and rename to decl_constant_value_for_optimization.
9316 (default_function_array_conversion): Do not strip nops.
9317 (default_conversion): Do not call
9318 decl_constant_value_for_broken_optimization.
9319 (build_array_ref): Do not fold result.
9320 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
9321 result when operand is a VLA.
9322 (c_expr_sizeof_type): Update call to groktypename. Handle
9323 expressions included in type name. Use C_MAYBE_CONST_EXPR for
9324 result when operand names a VLA type.
9325 (build_function_call): Update call to build_compound_literal.
9326 Only fold result for calls to __builtin_* functions. Strip
9327 NOP_EXPR from INTEGER_CST returned from such functions. Fold
9328 the function designator.
9329 (convert_arguments): Fold arguments. Update call to
9330 convert_for_assignment.
9331 (build_unary_op): Handle increment and decrement of
9332 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
9333 decrement earlier. Fold operand of increment and decrement.
9334 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
9335 built for integer operand. Wrap returns that are INTEGER_CSTs
9336 without being integer constant expressions or that have integer
9337 constant operands without being INTEGER_CSTs.
9338 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
9339 (build_conditional_expr): Add operand ifexp_bcp. Track whether
9340 result is an integer constant expression or can be used in
9341 unevaluated parts of one and avoid folding and wrap as
9342 appropriate. Fold operands before possibly doing -Wsign-compare
9343 warnings.
9344 (build_compound_expr): Wrap result for C99 if operands can be used
9345 in integer constant expressions.
9346 (build_c_cast): Update call to digest_init. Do not ignore
9347 overflow from casting floating-point constants to integers. Wrap
9348 results that could be confused with integer constant expressions,
9349 null pointer constants or floating-point constants.
9350 (c_cast_expr): Update call to groktypename. Handle expressions
9351 included in type name.
9352 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
9353 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
9354 Update calls to convert_for_assignment.
9355 (convert_for_assignment): Take new parameter
9356 null_pointer_constant. Do not strip nops or call
9357 decl_constant_value_for_broken_optimization. Set
9358 in_late_binary_op for conversions to boolean.
9359 (store_init_value): Update call to digest_init.
9360 (digest_init): Take new parameter null_pointer_constant. Do not
9361 call decl_constant_value_for_broken_optimization. pedwarn for
9362 initializers not constant expressions. Update calls to
9363 convert_for_assignment.
9364 (constructor_nonconst): New.
9365 (struct constructor_stack): Add nonconst element.
9366 (really_start_incremental_init, push_init_level, pop_init_level):
9367 Handle constructor_nonconst and nonconst element.
9368 (set_init_index): Call constant_expression_warning for array
9369 designators.
9370 (output_init_element): Fold value. Set constructor_nonconst as
9371 applicable. pedwarn for initializers not constant expressions.
9372 Update call to digest_init. Call constant_expression_warning
9373 where constant initializers are required.
9374 (process_init_element): Use c_save_expr.
9375 (c_finish_goto_ptr): Fold expression.
9376 (c_finish_return): Fold return value. Update call to
9377 convert_for_assignment.
9378 (c_start_case): Fold switch expression.
9379 (c_process_expr_stmt): Fold expression.
9380 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
9381 ensure statement expression is not evaluated in constant expression.
9382 (build_binary_op): Track whether results are integer constant
9383 expressions or may occur in such, disable folding and wrap results
9384 as applicable. Fold operands for -Wsign-compare warnings unless
9385 in_late_binary_op.
9386 (c_objc_common_truthvalue_conversion): Handle results folded to
9387 integer constants that are not integer constant expressions.
9388 * doc/extend.texi: Document when typeof operands are evaluated,
9389 that condition of __builtin_choose_expr is an integer constant
9390 expression, and more about use of __builtin_constant_p in
9391 initializers.
9393 2009-03-29 Richard Guenther <rguenther@suse.de>
9395 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
9396 propagate addresses of array references.
9398 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
9400 * regmove.c (perhaps_ends_bb_p): Remove.
9401 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
9402 from INSN and check that the main loop stays within that basic block.
9403 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
9404 (regmove_forward_pass): Split out from regmove_optimize. Use
9405 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
9406 (regmove_backward_pass): Split out from regmove_optimize. Use
9407 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
9408 (regmove_optimize): Simplify.
9410 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9412 PR target/39545
9413 * config/i386/i386.c (classify_argument): Ignore flexible array
9414 member in struct and warn ABI change.
9416 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9418 * config/i386/i386-protos.h (ix86_agi_dependent): New.
9420 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
9421 (ix86_adjust_cost): Updated.
9423 2009-03-29 Jan Hubicka <jh@suse.cz>
9425 PR middle-end/28850
9426 * tree-pass.h (pass_cleanup_eh): New function.
9427 (remove_unreachable_regions): Break code handling RTL
9428 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
9429 that can not be reached by runtime.
9430 (can_be_reached_by_runtime): New function.
9431 (label_to_region_map): New function.
9432 (num_eh_regions): New function.
9433 (rtl_remove_unreachable_regions): New function.
9434 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
9435 (remove_eh_region): New function.
9436 * except.h: Include sbitmap and vecprim.
9437 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
9438 num_eh_regions): Declare.
9439 * passes.c (init_optimization_passes): Schedule cleanup_eh.
9440 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
9441 * tree-eh.c (tree_remove_unreachable_handlers): New function.
9442 (tree_empty_eh_handler_p): New function.
9443 (cleanup_empty_eh): New function.
9444 (cleanup_eh): New function.
9445 (pass_cleanup_eh): New function.
9447 2009-03-29 Jan Hubicka <jh@suse.cz>
9449 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
9450 for removed regions.
9452 2009-03-29 Jan Hubicka <jh@suse.cz>
9454 * except.c (dump_eh_tree): Dump all datastructures.
9456 2009-03-29 Jan Hubicka <jh@suse.cz>
9458 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
9459 (duplicate_eh_regions_1): Likewise.
9460 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
9461 vector; call EH verification.
9462 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9463 Be ready for region being removed.
9465 2009-03-29 Jan Hubicka <jh@suse.cz>
9467 * bitmap.c (bitmap_last_set_bit): New function.
9468 * bitmap.h (bitmap_last_set_bit): Declare.
9470 2009-03-29 David Ayers <ayers@fsfe.org>
9472 PR objc/27377
9473 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
9474 by calling objc_compare_types and surpress warnings about
9475 incompatible C pointers that are compatible ObjC pointers.
9477 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
9479 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
9480 call initialize_inline_failed.
9481 (initialize_inline_failed): Move it from here ...
9482 * cgraph.c (initialize_inline_failed): ... to here.
9483 (cgraph_create_edge): Call initialize_inline_failed rather than
9484 setting inline_failed directly.
9486 2009-03-29 Ben Elliston <bje@au.ibm.com>
9488 PR target/32542
9489 * sysv4.opt (msdata): Improve comment.
9490 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
9491 * sysv4.h (SVR4_ASM_SPEC): Likewise.
9493 2009-03-29 Ben Elliston <bje@au.ibm.com>
9495 PR target/30451
9496 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
9497 load and store attributes.
9499 2009-03-29 Ben Elliston <bje@au.ibm.com>
9501 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
9502 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
9503 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
9504 * doc/extend.texi (X86 Built-in Functions): Add index entries for
9505 __builtin_infq and __builtin_huge_valq.
9507 2009-03-28 Anatoly Sokolov <aesok@post.ru>
9509 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
9510 atmega8m1 devices.
9511 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9512 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
9514 2009-03-28 Xinliang David Li <davidxl@google.com>
9516 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
9517 (do_dbg_cnt): New function.
9519 2009-03-28 Jan Hubicka <jh@suse.cz>
9521 Merge from pretty-ipa:
9523 2009-03-27 Jan Hubicka <jh@suse.cz>
9525 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9526 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
9527 * passes.c (function_called_by_processed_nodes_p): New.
9528 * ipa-pure-const.c (check_call): Fix handling of operands.
9529 (analyze_function): Dump debug output for skipped bodies.
9530 (local_pure_const): Use function_called_by_processed_nodes_p.
9531 * dwarf2out.c (reference_to_unused): Use output.
9532 * passes.c (do_per_function_toporder): Likewise.
9534 2008-11-12 Jan Hubicka <jh@suse.cz>
9536 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
9537 * ipa-pure-const.c (funct_state_d): Add can throw field; make
9538 state_set_in_source enum
9539 (check_decl): Ignore memory tags; do not set fake looping flags;
9540 dump diagnostics.
9541 (check_operand, check_tree, check_rhs_var, check_lhs_var,
9542 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
9543 (check_call, analyze_function): Rewrite.
9544 (check_stmt): New.
9545 (add_new_function): Update call of analyze_function.
9546 (generate_summary): Add call of analyze_function.
9547 (propagate): Propagate can_throw; handle state_set_in_source correctly.
9548 (local_pure_const): New function.
9549 (pass_local_pure_const): New pass.
9550 * ipa-inline.c (inline_transform): Set after_inlining.
9551 * tree-eh.c (stmt_can_throw_external): New.
9552 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
9553 work with aliasing built.
9554 * tree-flow.h (stmt_can_throw_external): New.
9555 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
9556 and local pure/const pass in early and late optimization queue.
9558 2009-03-28 Martin Jambor <mjambor@suse.cz>
9560 * fold-const.c (get_pointer_modulus_and_residue): New parameter
9561 allow_func_align.
9562 (fold_binary): Allow function decl aligment consideration is the
9563 second argument is integer constant one.
9564 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
9565 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
9566 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
9568 2009-03-28 Jan Hubicka <jh@suse.cz>
9570 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
9571 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
9572 * function.h (rtl_data): Add nothrow flag.
9573 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
9574 set DECL_NOTHROW for AVAILABLE functions.
9576 2009-03-28 Jakub Jelinek <jakub@redhat.com>
9578 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
9579 following vector keyword has expansion starting with pixel or bool
9580 keyword, expand vector to __vector and pixel or bool to __pixel or
9581 __bool.
9583 PR c++/39554
9584 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
9585 warn_if_disallowed_function_p): Removed.
9586 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
9587 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
9588 warning_if_disallowed_function_p.
9589 * flags.h (warn_if_disallowed_function_p,
9590 warn_disallowed_functions): Removed.
9591 * common.opt (Wdisallowed-function-list=): Removed.
9592 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
9594 2009-03-28 Richard Guenther <rguenther@suse.de>
9596 PR tree-optimization/38723
9597 * tree-ssa-pre.c (compute_avail): Add all default definitions to
9598 the entry block.
9600 2009-03-28 Jan Hubicka <jh@suse.cz>
9602 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
9603 test introduced by my previous patch.
9605 2009-03-28 Richard Guenther <rguenther@suse.de>
9607 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
9608 the PHIs value undefined.
9610 2009-03-28 Jan Hubicka <jh@suse.cz>
9612 * tree-pass.h (pass_fixup_cfg): New pass.
9613 * ipa-inline.c (inline_transform): Set
9614 always_inline_functions_inlined/after_inlining.
9615 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
9616 (pass_fixup_cfg): New pass.
9617 * passes.c (init_optimization_passes): Add fixup_cfg.
9619 2009-03-28 Richard Guenther <rguenther@suse.de>
9621 PR tree-optimization/38458
9622 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
9623 argument use the arguments copy-of value.
9625 2009-03-28 Richard Guenther <rguenther@suse.de>
9627 PR tree-optimization/38180
9628 * tree-ssa-ccp.c (get_default_value): Simplify.
9629 (likely_value): Likewise.
9630 (surely_varying_stmt_p): Properly handle VOP case.
9631 (ccp_initialize): Likewise.
9632 (ccp_fold): Handle propagating through *&.
9633 (fold_const_aggregate_ref): Also handle decls.
9635 2009-03-28 Jan Hubicka <jh@suse.cz>
9637 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9638 * cgraph.h (cgraph_node): Likewise.
9639 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
9640 (cgraph_reset_node): Use process flag.
9641 (cgraph_mark_functions_to_output): Likewise.
9642 (cgraph_expand_function): Likewise.
9643 (cgraph_expand_all_functions): Likewise.
9644 (cgraph_output_in_order): Likewise.
9645 * dwarf2out.c (reference_to_unused): Likewise.
9646 * passes.c do_per_function_toporder): Likewise.
9648 2009-03-28 Jan Hubicka <jh@suse.cz>
9650 Bring from lto-branch:
9652 2008-09-03 Doug Kwan <dougkwan@google.com>
9654 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
9655 enums instead of reason strings.
9656 * cgraph.c (cgraph_create_edge): Same.
9657 (cgraph_inline_failed_string): New function.
9658 * cgraph.h (cgraph_inline_failed_t): New enum type.
9659 (cgraph_inline_failed_string): New prototype.
9660 (struct cgraph_edge): Change type of INLINED_FAILED from constant
9661 char pointer to cgraph_inline_failed_t.
9662 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
9663 (cgraph_default_inline_p): Ditto.
9664 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
9665 to cgraph_inline_failed_t pointer.
9666 * cif-code.def: New file.
9667 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
9668 reason string.
9669 (cgraph_check_inline_limits): Change type of REASON to pointer to
9670 cgraph_inline_failed_t. Replace reason strings with enums.
9671 (cgraph_default_inline_p): Ditto.
9672 (cgraph_recursive_inlining_p): Ditto.
9673 (update_caller_keys): Change type of FAILED_REASON to
9674 cgraph_inline_failed_t.
9675 (cgraph_set_inline_failed): Change type of REASON to pointer to
9676 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
9677 convert enums to strings for text output.
9678 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
9679 to be of type cgraph_inline_failed_t. Replace reason strings with
9680 enums. Call cgraph_inline_failed_string to covert enums
9681 to strings for text output.
9682 (cgraph_decide_inlining): Replace reason strings with enums.
9683 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
9684 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
9685 for text output.
9686 * tree-inline.c (expand_call_inline): Change type of REASON
9687 to cgraph_inline_failed_t. Replace reason strings with enums.
9688 Call cgraph_inline_failed_string for text output.
9689 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
9690 (cgraph.o): Ditto.
9692 2009-03-28 Jan Hubicka <jh@suse.cz>
9694 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
9695 cgraph_clone_node): Remove master clone handling.
9696 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9697 * cgraph.h (master_clone): Remove.
9698 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9699 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
9700 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
9702 2009-03-28 Jan Hubicka <jh@suse.cz>
9704 * cgraph.c (cgraph_function_body_availability): Functions declared
9705 inline are always safe to assume that it is not going to be replaced.
9707 2009-03-28 Richard Guenther <rguenther@suse.de>
9709 PR tree-optimization/38513
9710 * tree-ssa-pre.c (eliminate): Remove redundant stores.
9711 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9712 EXC_PTR_EXPR and FILTER_EXPR.
9713 (get_ref_from_reference_ops): Likewise.
9715 2009-03-28 Richard Guenther <rguenther@suse.de>
9717 PR tree-optimization/38968
9718 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
9719 Use FLOOR_MOD_EXPR to compute misalignment.
9721 2009-03-28 Richard Guenther <rguenther@suse.de>
9723 PR tree-optimization/37795
9724 * tree.h (combine_comparisons): Declare.
9725 * fold-const.c (combine_comparisons): Export.
9726 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
9727 comparisons.
9728 (ifcombine_iforif): Use combine_comparisons.
9730 2009-03-28 Jan Hubicka <jh@suse.cz>
9732 * tree-eh.c (inlinable_call_p): New function.
9733 (make_eh_edges): Use it.
9734 (verify_eh_edges): Use it.
9735 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
9736 * except.c (reachable_next_level): Add inlinable_function argument
9737 (sjlj_find_directly_reachable_regions): Update.
9738 (add_reachable_handler): Do not set saw_any_handlers.
9739 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
9740 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9741 Add new inlinable call parameter.
9742 (can_throw_internal, can_throw_external): Update.
9743 * except.h (can_throw_internal_1, can_throw_external_1,
9744 foreach_reachable_handler): Update declaration.
9746 2009-03-28 Joseph Myers <joseph@codesourcery.com>
9748 * config/arm/t-arm-coff, config/h8300/coff.h,
9749 config/i386/i386-aout.h, config/i386/i386-coff.h,
9750 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
9751 config/pdp11/2bsd.h, config/rs6000/aix41.h,
9752 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
9753 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
9754 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
9755 sys-types.h: Remove.
9756 * Makefile.in: Remove protoize and fixproto support and references
9757 in comments.
9758 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
9759 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
9760 Remove.
9761 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
9762 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
9763 unprotoize$(exeext).
9764 (rest.encap): Don't depend on $(STMP_FIXPROTO)
9765 (.PHONY): Don't depend on proto.
9766 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
9767 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
9768 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
9769 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
9770 build/gen-protos.o, build/scan.o, xsys-protos.h,
9771 build/fix-header$(build_exeext), build/fix-header.o,
9772 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
9773 stmp-install-fixproto): Remove.
9774 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
9775 SYSCALLS.c or fixproto files.
9776 (install-common): Don't install protoize.
9777 (install-headers-tar, install-headers-cpio, install-headers-cp):
9778 Don't depend on $(STMP_FIXPROTO).
9779 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
9780 install fixproto files or write out fixproto settings.
9781 (uninstall): Don't uninstall protoize.
9782 * config.gcc (use_fixproto): Remove.
9783 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
9784 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
9785 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
9786 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
9787 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
9788 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
9789 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
9790 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
9791 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
9792 * config/t-vxworks (STMP_FIXPROTO): Remove.
9793 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
9794 STMP_FIXPROTO): Remove.
9795 * config.in, configure: Regenerate.
9796 * crtstuff.c (gid_t, uid_t): Don't undefine.
9797 * doc/install.texi: Change m68k-coff to m68k-elf in example.
9798 (arm-*-coff, arm-*-aout: Remove target entries.
9799 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
9800 Remove mention of AIX 4.1.
9801 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
9802 * doc/invoke.texi (Running Protoize): Remove.
9803 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
9804 (Protoize Caveats): Remove.
9805 * tsystem.h: Update comments on headers assumed to exist.
9807 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
9809 * genautomata.c: Add a new year to the copyright. Add a new
9810 reference.
9811 (struct insn_reserv_decl): Add comments for member bypass_list.
9812 (find_bypass): Remove.
9813 (insert_bypass): New.
9814 (process_decls): Use insert_bypass.
9815 (output_internal_insn_latency_func): Output all bypasses with the
9816 same input insn in one switch case.
9818 * rtl.def (define_bypass): Describe bypass choice.
9819 * doc/md.texi (define_bypass): Ditto.
9821 2009-03-27 Richard Guenther <rguenther@suse.de>
9823 * gimplify.c (mark_addressable): Export.
9824 * tree-flow.h (mark_addressable): Declare.
9825 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
9826 * tree-ssa.c (verify_phi_args): Verify that address taken
9827 variables have TREE_ADDRESSABLE set.
9829 2009-03-27 Richard Guenther <rguenther@suse.de>
9831 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
9832 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
9833 Do not mark decls TREE_ADDRESSABLE.
9834 (build_fold_addr_expr): Adjust.
9835 (fold_addr_expr): Remove.
9836 (fold_unary): Use build_fold_addr_expr.
9837 (fold_comparison): Likewise.
9838 (split_address_to_core_and_offset): Likewise.
9839 * coverage.c (tree_coverage_counter_addr): Mark the array decl
9840 TREE_ADDRESSABLE.
9841 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
9842 (gimplify_modify_expr_to_memcpy): Mark source and destination
9843 addressable.
9844 * omp-low.c (create_omp_child_function): Mark the object decl
9845 TREE_ADDRESSABLE.
9846 (lower_rec_input_clauses): Mark the var we take the address of
9847 TREE_ADDRESSABLE.
9848 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
9850 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9852 PR middle-end/39315
9853 * cfgexpand.c (expand_one_stack_var_at): Change alignment
9854 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
9856 2009-03-27 Richard Guenther <rguenther@suse.de>
9858 PR tree-optimization/39120
9859 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
9860 constraints.
9861 (handle_lhs_call): Process return constraints. Add escape
9862 constraints if necessary.
9863 (handle_const_call): Fill out return constraints. Make nested
9864 case more precise. Avoid consttmp if possible.
9865 (handle_pure_call): Fill out return constraints. Avoid
9866 callused if possible.
9867 (find_func_aliases): Simplify call handling.
9869 2009-03-27 Richard Guenther <rguenther@suse.de>
9871 PR tree-optimization/39120
9872 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
9873 as a representative.
9874 (solve_graph): Do propagate CALLUSED.
9875 (handle_pure_call): Use a scalar constraint from CALLUSED for
9876 the return value.
9877 (find_what_p_points_to): CALLUSED shall not appear in poins-to
9878 solutions.
9880 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9882 PR c/39323
9883 * c-common.c (handle_aligned_attribute): Properly check alignment
9884 overflow. Use (1U << i) instead of (1 << i).
9886 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
9888 * expr.h (get_mem_align_offset): Updated.
9890 * tree.h (tree_decl_common): Change align to "unsigned int" and
9891 move it before pointer_alias_set.
9893 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9894 Jakub Jelinek <jakub@redhat.com>
9896 PR target/38034
9897 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
9898 gr_register_operand with gr_reg_or_0_operand.
9899 (cmpxchg_rel_di): Likewise.
9900 (sync_lock_test_and_set<mode>): Likewise.
9902 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9904 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
9905 (true_regnum): Likewise.
9907 * rtlanal.c (subreg_info): Moved to ...
9908 * rtl.h (subreg_info): Here. New.
9909 (subreg_get_info): New.
9911 * rtlanal.c (subreg_get_info): Make it extern.
9913 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9915 PR target/39472
9916 * config/i386/i386.c (ix86_abi): New.
9917 (override_options): Handle -mabi=.
9918 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
9919 (ix86_call_abi_override): Likewise.
9920 (init_cumulative_args): Likewise.
9921 (function_arg_advance): Likewise.
9922 (function_arg_64): Likewise.
9923 (function_arg): Likewise.
9924 (ix86_pass_by_reference): Likewise.
9925 (ix86_function_value_regno_p): Likewise.
9926 (ix86_build_builtin_va_list_abi): Likewise.
9927 (setup_incoming_varargs_64): Likewise.
9928 (is_va_list_char_pointer): Likewise.
9929 (ix86_init_machine_status): Likewise.
9930 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
9931 (ix86_function_type_abi): Return enum calling_abi. Rewrite
9932 for 64bit. Replace DEFAULT_ABI with ix86_abi.
9933 (ix86_function_abi): Make it static and return enum calling_abi.
9934 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
9935 with ix86_abi.
9936 (ix86_fn_abi_va_list): Updated.
9938 * config/i386/i386.h (ix86_abi): New.
9939 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
9940 (CONDITIONAL_REGISTER_USAGE): Likewise.
9941 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
9942 (machine_function): Likewise.
9944 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
9945 with ix86_abi.
9946 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
9947 (STACK_BOUNDARY): Likewise.
9948 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
9950 * config/i386/i386.opt (mabi=): New.
9952 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
9953 return enum calling_abi.
9954 (ix86_function_type_abi): Likewise.
9955 (ix86_function_abi): Removed.
9957 * doc/invoke.texi: Document -mabi= option for x86.
9959 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9961 * builtins.c (real_dconstp): Delete.
9962 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
9964 2009-03-27 Dodji Seketeli <dodji@redhat.com>
9965 Jakub Jelinek <jakub@redhat.com>
9967 PR debug/37959
9968 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
9969 (gen_subprogram_die): When a function is explicit, generate the
9970 DW_AT_explicit attribute.
9971 * langhooks.h (struct lang_hooks_for_decls): Add
9972 function_decl_explicit_p langhook.
9973 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
9974 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
9976 2009-03-27 Jakub Jelinek <jakub@redhat.com>
9978 * builtins.c (fold_builtin_memory_op): Optimize memmove
9979 into memcpy if we can prove source and destination don't overlap.
9981 * tree-inline.c: Include gt-tree-inline.h.
9982 (clone_fn_id_num): New variable.
9983 (clone_function_name): New function.
9984 (tree_function_versioning): Use it.
9985 * Makefile.in (GTFILES): Add tree-inline.c.
9987 2009-03-27 Mark Mitchell <mark@codesourcery.com>
9989 * BASE-VER: Change to 4.5.0.
9991 2009-03-27 Xinliang David Li <davidxl@google.com>
9993 PR tree-optimization/39557
9994 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
9996 2009-03-27 Xinliang David Li <davidxl@google.com>
9998 PR tree-optimization/39548
9999 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
10000 candidate check.
10002 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10004 * c-common.c (pointer_int_sum): Use %wd on return from
10005 tree_low_cst.
10007 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10009 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
10010 on return from tree_low_cst.
10012 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
10014 PR c++/36799
10015 * ginclude/stdarg.h (va_copy): Define also for
10016 __GXX_EXPERIMENTAL_CXX0X__.
10018 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10020 PR c++/35652
10021 * builtins.h (c_strlen): Do not warn here.
10022 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10023 * c-common.c (pointer_int_sum): Take an explicit location.
10024 Warn about offsets out of bounds.
10025 * c-common.h (pointer_int_sum): Adjust declaration.
10027 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10029 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
10030 markup glitch.
10032 2009-03-26 Jakub Jelinek <jakub@redhat.com>
10034 PR c++/39554
10035 * opts.c (warn_if_disallowed_function_p): Don't assume
10036 get_callee_fndecl must return non-NULL.
10038 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
10040 PR rtl-optimization/39522
10041 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
10042 when reg_reloaded_valid is set.
10044 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10046 * config/spu/divv2df3.c: New file.
10047 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
10048 (DPBIT_FUNCS): Filter out _div_df.
10050 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
10052 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
10053 a jump insn, count that jump in the distance to the loop start.
10055 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
10057 PR target/39523
10058 * config/sh/sh.c (calc_live_regs): Fix condition for global
10059 registers except PIC_OFFSET_TABLE_REGNUM.
10061 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
10063 PR/39518
10064 * doc/invoke.texi (-mconsole): New.
10065 (-mcygwin): New.
10066 (-mno-cygwin): New.
10067 (-mdll): New.
10068 (-mnop-fun-dllimport): New.
10069 (-mthread): New.
10070 (-mwin32): New.
10071 (-mwindows): New.
10072 (sub section "i386 and x86-64 Windows Options"): New.
10074 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
10076 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
10077 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
10079 2009-03-25 Richard Guenther <rguenther@suse.de>
10081 PR middle-end/39497
10082 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
10083 of -Wno-error.
10085 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
10087 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
10088 neither of haifa/selective schedulers are working.
10090 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10092 * doc/invoke.texi (Debugging Options): Fix description of
10093 -fno-merge-debug-strings.
10095 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
10097 * config/cris/libgcc.ver: New version-script.
10098 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
10100 * configure.ac <GAS features, nop mnemonic>: Add pattern
10101 crisv32-*-* for "nop".
10102 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
10103 * configure: Regenerate.
10105 2009-03-24 Ira Rosen <irar@il.ibm.com>
10107 PR tree-optimization/39529
10108 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10109 mark_sym_for_renaming for the tag copied to the new vector
10110 pointer.
10112 2009-03-24 Arthur Loiret <aloiret@debian.org>
10114 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
10115 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
10116 EXTRA_SPEC_FUNCTIONS.
10117 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
10118 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
10119 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
10120 -march and -mtune options.
10122 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
10124 * config/m68k/t-rtems: Add m5329 multilib.
10126 2009-03-24 Dodji Seketeli <dodji@redhat.com>
10127 Jakub Jelinek <jakub@redhat.com>
10129 PR debug/39524
10130 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
10131 nodes.
10133 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10135 PR c/39495
10136 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
10137 instead of c_parser_expression_conv, if original_code isn't one of the
10138 4 allowed comparison codes, fail.
10140 2009-03-23 Richard Guenther <rguenther@suse.de>
10142 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
10143 * tree.h (struct tree_type): Likewise.
10144 * reload.h (struct insn_chain): Likewise.
10145 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
10146 * function.h (struct function): Likewise.
10147 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
10149 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10151 PR tree-optimization/39516
10152 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
10154 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
10156 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
10157 should be set true if BITS_PER_WORD of target is bigger than 32
10159 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
10161 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
10162 Translate -B-options to -rpath-link. Correct existing
10163 rpath-link and conditionalize on !nostdlib.
10165 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10167 * doc/extend.texi (Function Attributes, Variable Attributes):
10168 Fix typos.
10169 * doc/invoke.texi (Debugging Options, Optimize Options)
10170 (i386 and x86-64 Options, MCore Options): Likewise.
10172 2009-03-20 Jakub Jelinek <jakub@redhat.com>
10174 PR debug/37890
10175 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
10176 it for block local namespace aliases.
10177 (gen_decl_die): Pass context_die to gen_namespace_die.
10179 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10181 PR c/39495
10182 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
10183 minimum or maximum value.
10185 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
10187 * reginfo.c (globalize_reg): Recompute derived reg sets.
10189 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
10191 PR target/39063
10192 * libgcc2.c (mprotect): Do not use signed arguments for
10193 VirtualProtect, use DWORD arguments. Also fix the 'may
10194 be used uninitialized' warning for the np variable.
10196 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10198 PR target/39496
10199 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
10200 functions using regparm calling conventions when not optimizing.
10201 (ix86_function_sseregparm): Similarly for sseregparm calling
10202 conventions.
10204 2009-03-19 Li Feng <nemokingdom@gmail.com>
10206 PR middle-end/39500
10207 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
10208 dependence if the first conflict is after niter iterations.
10210 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
10212 PR middle-end/38609
10213 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
10214 functions with dynamic stack-pointer adjustments.
10216 2009-03-19 Ben Elliston <bje@au.ibm.com>
10218 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
10219 option; change to -msdata=data.
10221 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10223 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
10224 and -fopenmp.
10226 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
10228 PR target/35180
10229 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
10231 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
10233 * doc/invoke.texi (Code Gen Options): Expand discussion of
10234 -fno-common.
10236 2009-03-18 Jakub Jelinek <jakub@redhat.com>
10238 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
10239 * matrix-reorg.c (struct matrix_info): Likewise.
10240 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
10241 * rtl.h (struct mem_attrs): Likewise.
10242 * df.h (struct df): Likewise.
10243 * tree-data-ref.h (struct data_dependence_relation): Likewise.
10244 * ira-int.h (struct ira_allocno): Likewise.
10245 * df-scan.c (struct df_collection_rec): Likewise.
10246 * ira.c (struct equivalence): Likewise.
10247 * function.c (struct temp_slot): Likewise.
10248 * cfgloop.h (struct loop): Likewise.
10250 PR debug/39485
10251 * function.c (use_register_for_decl): When not optimizing, disregard
10252 register keyword for variables with types containing methods.
10254 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
10256 PR middle-end/39447
10257 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
10258 (is_simple_operand): Call contains_component_ref_p before calling data
10259 reference analysis that would fail on COMPONENT_REFs.
10261 * tree-vrp.c (search_for_addr_array): Fix formatting.
10263 2009-03-18 Richard Guenther <rguenther@suse.de>
10265 * tree-vect-transform.c (vect_loop_versioning): Fold the
10266 generated comparisons.
10267 * tree-vectorizer.c (set_prologue_iterations): Likewise.
10268 (slpeel_tree_peel_loop_to_edge): Likewise.
10270 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10272 PR middle-end/37805
10273 * opts.c (print_specific_help): In addition to `undocumented',
10274 accept `separate' and `joined' flags if passed alone. Describe
10275 output by the first matched one of those.
10276 (common_handle_option): Skip over empty strings.
10277 * gcc.c (display_help): Fix help string for `--help='.
10278 * doc/invoke.texi (Option Summary, Overall Options): With
10279 `--help=', classes and qualifiers can both be repeated, but
10280 only the latter can be negated. One should not pass only
10281 negated qualifiers. Fix markup and examples.
10283 Revert
10284 2008-10-14 Jakub Jelinek <jakub@redhat.com>
10285 PR middle-end/37805
10286 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
10287 and -fhelp=separate.
10289 2009-03-17 Jing Yu <jingyu@google.com>
10291 PR middle-end/39378
10292 * function.h (struct rtl_data): Move is_thunk from here...
10293 (struct function): ...to here.
10294 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
10295 * varasm.c (assemble_start_function): Change is_thunk from crtl to
10296 cfun.
10297 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
10298 cfun.
10299 (alpha_does_function_need_gp, alpha_start_function): Likewise.
10300 (alpha_output_function_end_prologue): Likewise.
10301 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
10302 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
10303 (rs6000_output_function_epilogue): Likewise.
10304 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10306 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
10308 PR target/39482
10309 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
10310 from different units in a single alternative.
10311 (*truncdfsf_i387): Ditto.
10312 (*truncxfsf2_mixed): Ditto.
10313 (*truncxfdf2_mixed): Ditto.
10315 2009-03-17 Jakub Jelinek <jakub@redhat.com>
10317 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
10318 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
10320 PR debug/39474
10321 * tree-ssa-live.c (remove_unused_locals): Don't remove local
10322 unused non-artificial variables when not optimizing.
10324 PR debug/39471
10325 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
10326 DW_TAG_imported_module even if decl is IMPORTED_DECL with
10327 NAMESPACE_DECL in its DECL_INITIAL.
10329 PR middle-end/39443
10330 * optabs.c (set_user_assembler_libfunc): New function.
10331 * expr.h (set_user_assembler_libfunc): New prototype.
10332 * c-common.c: Include libfuncs.h.
10333 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
10334 for memcmp, memset, memcpy, memmove and abort.
10335 * Makefile.in (c-common.o): Depend on libfuncs.h.
10337 PR debug/39412
10338 * dwarf2out.c (gen_inlined_enumeration_type_die,
10339 gen_inlined_structure_type_die, gen_inlined_union_type_die,
10340 gen_tagged_type_instantiation_die): Removed.
10341 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
10342 do nothing.
10344 2009-03-17 Janis Johnson <janis187@us.ibm.com>
10346 PR testsuite/38526
10347 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
10348 its use.
10349 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
10350 (check-parallel-%): Ditto.
10351 (check-consistency): Ditto.
10353 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
10355 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
10356 local variable rhs by NULL_TREE.
10358 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10360 PR target/39477
10361 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
10363 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10365 PR target/39476
10366 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
10368 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10370 PR target/39473
10371 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
10372 for ms->sysv ABI calls only in 64bit mode.
10374 * config/i386/i386.md (untyped_call): Support 32bit.
10376 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
10378 * doc/extend.texi: Replace x86_65 with x86_64.
10380 2009-03-16 Jakub Jelinek <jakub@redhat.com>
10382 PR tree-optimization/39455
10383 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
10384 mismatches for POINTER_TYPE_P (type).
10385 (number_of_iterations_le): Likewise.
10387 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10389 * config/picochip/picochip.c: Removed profiling support.
10390 * config/picochip/picochip.md: Removed profiling instruction.
10391 * config/picochip/picochip.h: Removed profiling builtin.
10393 2009-03-16 Joseph Myers <joseph@codesourcery.com>
10395 * doc/install.texi (--with-host-libstdcxx): Document.
10397 2009-03-14 Anatoly Sokolov <aesok@post.ru>
10399 PR target/34299
10400 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
10401 generate a warning if the function name does not begin with
10402 "__vector" and the function has either the 'signal' or 'interrupt'
10403 attribute, from here to ...
10404 (avr_declare_function_name): ...here. New function.
10405 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
10406 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
10408 2009-03-14 Jakub Jelinek <jakub@redhat.com>
10410 PR bootstrap/39454
10411 * cse.c (fold_rtx): Don't modify original const_arg1 when
10412 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
10413 separate variable instead.
10414 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
10415 from out of range shift counts.
10416 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
10418 2009-03-13 Catherine Moore <clm@codesourcery.com>
10420 * config/i386/x-mingw32 (host-mingw32.o): Replace
10421 diagnostic.h with $(DIAGNOSTIC_H).
10423 2009-03-12 Jakub Jelinek <jakub@redhat.com>
10425 PR target/39431
10426 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
10427 predicate.
10428 * config/i386/sync.md (sync_compare_and_swap<mode>,
10429 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
10430 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
10431 into a register.
10432 (sync_double_compare_and_swapdi_pic,
10433 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
10434 cmpxchg8b_pic_memory_operand instead of just memory_operand.
10436 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10438 PR target/39445
10439 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
10441 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10443 PR target/39327
10444 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10445 (avx_addsubv4df3): Likewise.
10446 (*avx_addsubv4sf3): Likewise.
10447 (sse3_addsubv4sf3): Likewise.
10449 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10451 PR target/38824
10452 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
10454 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
10456 PR debug/39432
10457 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
10458 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10459 registers for allocnos created from user-defined variables.
10461 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10463 PR target/39181
10464 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
10465 of non-integer mode as well.
10467 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
10469 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
10470 for functions for which the parameter types are unknown.
10472 2009-03-11 Jakub Jelinek <jakub@redhat.com>
10474 PR target/39137
10475 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
10476 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
10477 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
10478 * config/i386/i386.c (ix86_local_alignment): For
10479 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
10480 long long variables on the stack to avoid dynamic realignment.
10481 Allow the first argument to be a decl rather than type.
10482 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
10484 2009-03-11 Nick Clifton <nickc@redhat.com>
10486 PR target/5362
10487 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
10488 options.
10489 Add description to mno-lsim option.
10490 * config/mcore/mcore.h: Remove comment about deprecated m4align
10491 option.
10492 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
10493 * doc/invoke.texi: Add description of mno-lsim and
10494 mstack-increment options.
10496 * config/fr30/fr30.opt: Document the -mno-lsim option.
10497 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
10498 and -mno-lsim options.
10500 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10502 * fold-const.c (fold_comparison): Only call fold_inf_compare
10503 if the mode supports infinities.
10505 2009-03-11 Jason Merrill <jason@redhat.com>
10507 PR debug/39086
10508 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
10509 end already did. Notice GIMPLE_CALL modifications of the result.
10510 Don't copy debug information from an ignored decl or a decl from
10511 another function.
10513 2009-03-10 Richard Guenther <rguenther@suse.de>
10514 Nathan Froyd <froydnj@codesourcery.com>
10516 PR middle-end/37850
10517 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
10518 (__divMODE3): Likewise.
10520 2009-03-09 Jakub Jelinek <jakub@redhat.com>
10522 PR tree-optimization/39394
10523 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
10524 DECL_SIZE_UNIT of variable length FIELD_DECLs.
10526 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10528 * recog.c (verfiy_changes): Disallow renaming of hard regs in
10529 inline asms for register asm ("") declarations.
10531 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
10533 * fold-const.c (fold_unary): Fix comment.
10535 2009-03-07 Jan Hubicka <jh@suse.cz>
10537 PR target/39361
10538 * tree-inline.c (setup_one_parameter): Do replacement of const
10539 argument by constant in SSA form.
10541 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10543 PR middle-end/38028
10544 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
10545 determine alignment passed to assign_stack_local.
10546 (assign_parms_unsplit_complex): Likewise.
10547 * except.c (sjlj_build_landing_pads): Likewise.
10549 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10551 PR middle-end/39360
10552 * tree-flow.h (add_referenced_var): Return bool instead of void.
10553 * tree-dfa.c (add_referenced_var): Return result of
10554 referenced_var_check_and_insert call.
10555 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
10556 of referenced_var_check_and_insert.
10558 PR debug/39372
10559 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
10560 (gen_variable_die): Emit DW_AT_location on abstract static variable's
10561 DIE, don't emit it if abstract origin already has it.
10562 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
10563 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
10565 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10567 * genpreds.c (needs_variable): Fix parentheses at variable name
10568 detection.
10569 (write_tm_constrs_h): Indent generated code.
10571 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10573 * doc/extend.texi (Function Attributes): Add documentation
10574 for isr attributes.
10576 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10578 PR debug/39387
10579 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
10580 take locus from its DECL_SOURCE_LOCATION instead of input_location.
10582 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10584 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
10585 the loop as bad.
10587 2009-03-05 Jakub Jelinek <jakub@redhat.com>
10589 PR debug/39379
10590 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
10591 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
10593 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
10595 * config/i386/i386.md (R8_REG, R9_REG): New constants.
10596 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
10597 constants instead of magic numbers.
10598 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10599 (QI_REG_P): Ditto.
10600 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
10601 (x86_64_ms_abi_int_parameter_registers): Ditto.
10602 (x86_64_int_return_registers): Ditto.
10603 (ix86_maybe_switch_abi): Ditto.
10604 (ix86_expand_call): Ditto for clobbered_registers array.
10605 (ix86_hard_regno_mode_ok): Ditto.
10606 (x86_extended_QIreg_mentioned_p): Ditto.
10608 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
10610 PR tree-optimization/39349
10611 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
10613 * combine.c (gen_lowpart_for_combine): Use omode when generating
10614 clobber.
10616 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
10618 PR rtl-optimization/39235
10619 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
10621 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10623 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
10625 2009-03-04 Richard Guenther <rguenther@suse.de>
10627 PR tree-optimization/39362
10628 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
10629 that occur in abnormal PHIs should be varying.
10631 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10633 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
10634 Extend comments.
10635 (simple_iv): Take loop as an argument instead of statement.
10636 * tree-scalar-evolution.h (simple_iv): Declaration changed.
10637 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
10638 to simple_iv.
10639 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
10640 Ditto.
10641 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
10642 * matrix-reorg.c (analyze_transpose): Ditto.
10643 * tree-data-ref.c (dr_analyze_innermost): Ditto.
10644 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
10645 * tree-predcom.c (ref_at_iteration): Ditto.
10646 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
10648 2009-03-04 Richard Guenther <rguenther@suse.de>
10650 PR tree-optimization/39358
10651 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
10652 escaped_id and callused_id.
10653 (solve_graph): Likewise.
10655 2009-03-04 Richard Guenther <rguenther@suse.de>
10657 PR tree-optimization/39339
10658 * tree-sra.c (try_instantiate_multiple_fields): Make it
10659 no longer ICE on the above.
10661 2009-03-03 Joseph Myers <joseph@codesourcery.com>
10663 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
10664 that fits within Pmode.
10666 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10668 PR middle-end/10109
10669 * tm.texi (LIBCALL_VALUE): Update description.
10671 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10673 PR middle-end/34443
10674 * doc/extend.texi (section): Update description.
10676 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
10678 PR middle-end/39345
10679 * tree-inline.c (remapped_type): New.
10680 (can_be_nonlocal): Call remapped_type instead of remap_type.
10682 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10684 PR fortran/39354
10685 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
10686 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
10688 2009-03-03 Richard Guenther <rguenther@suse.de>
10690 PR middle-end/39272
10691 * tree.c (tree_nonartificial_location): New function.
10692 * tree.h (tree_nonartificial_location): Declare.
10693 * builtins.c (expand_builtin_memory_chk): Provide location
10694 of the call location for artificial function pieces.
10695 (maybe_emit_chk_warning): Likewise.
10696 (maybe_emit_sprintf_chk_warning): Likewise.
10697 (maybe_emit_free_warning): Likewise.
10698 * expr.c (expand_expr_real_1): Likewise.
10700 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10702 PR tree-optimization/39343
10703 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
10704 COMPONENT_REF t has ARRAY_TYPE.
10706 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
10708 PR middle-end/39335
10709 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
10710 when the type precision of the induction variable should be
10711 larger than the type precision of nit.
10712 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
10713 * graphite.c (graphite_loop_normal_form): Same.
10714 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
10716 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10718 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
10719 (*call_1_rex64_ms_sysv): Use named constants instead of magic
10720 numbers to describe clobbered registers.
10721 (*call_value_0_rex64_ms_sysv): Ditto.
10722 * config/i386/mmx.md (mmx_emms): Ditto.
10723 (mmx_femms): Ditto.
10725 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
10727 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
10728 of ABI_64.
10730 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10732 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
10733 (spu_section_type_flags): New function.
10735 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10737 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
10738 reg_class_contents of FLOAT_REGS into a temporary.
10740 2009-03-02 Richard Guenther <rguenther@suse.de>
10741 Ira Rosen <irar@il.ibm.com>
10743 PR tree-optimization/39318
10744 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
10745 information to the vectorized statement.
10747 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
10749 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
10750 variable. Use defined names instead of magic constants for REX SSE
10751 registers.
10753 2009-03-01 Richard Guenther <rguenther@suse.de>
10755 PR tree-optimization/39331
10756 * omp-low.c (lower_send_shared_vars): Do not receive new
10757 values for the reference of DECL_BY_REFERENCE parms or results.
10759 2009-03-01 Jan Hubicka <jh@suse.cz>
10761 PR debug/39267
10762 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
10763 BLOCK_NONLOCALIZED_VAR): New macros.
10764 (tree_block): Add nonlocalized_vars.
10765 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
10766 gen_decl_die): Add origin argument. Allow generation of die with
10767 origin at hand only.
10768 (gen_member_die, gen_type_die_with_usage, force_decl_die,
10769 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
10770 of gen_*.
10771 (gen_block_die): Fix checking for unused blocks.
10772 (process_scope_var): Break out from .... ; work with origins only.
10773 (decls_for_scope) ... here; process nonlocalized list.
10774 (dwarf2out_ignore_block): Look for nonlocalized vars.
10775 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
10776 vars.
10777 (dump_scope_block): Dump them.
10778 * tree-inline.c (remap_decls): Handle nonlocalized vars.
10779 (remap_block): Likewise.
10780 (can_be_nonlocal): New predicate.
10781 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
10783 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10785 * configure: Regenerate.
10787 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10789 * optc-gen.awk: No need to duplicate option flags twice.
10790 Reuse help texts for duplicate options which do not have any.
10792 * gcc.c (display_help): Document --version.
10794 * gcc.c (main): If print_help_list and verbose_flag, ensure
10795 driver output comes before subprocess output.
10797 * optc-gen.awk: Assign all remaining fields to help string,
10798 space-separated, for multi-line help in *.opt.
10800 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
10801 -Wno-pedantic-ms-format is for MinGW targets only.
10803 * doc/options.texi (Option file format): Fix bad indentation,
10804 restoring dropped sentence.
10806 2009-02-28 Jan Hubicka <jh@suse.cz>
10808 * tree-inline.c (tree_function_versioning): Output debug info.
10810 2009-02-28 Jan Hubicka <jh@suse.cz>
10812 PR debug/39267
10813 * tree-inline.c (setup_one_parameter): Do not copy propagate
10814 arguments when not optimizing.
10816 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
10818 PR target/39327
10819 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10820 (avx_addsubv4df3): Likewise.
10821 (*avx_addsubv4sf3): Likewise.
10822 (sse3_addsubv4sf3): Likewise.
10823 (*avx_addsubv2df3): Likewise.
10824 (sse3_addsubv2df3): Likewise.
10825 (avx_unpckhps256): Correct item selectors.
10826 (avx_unpcklps256): Likewise.
10827 (avx_unpckhpd256): Likewise.
10828 (avx_unpcklpd256): Likewise.
10830 2009-02-28 Jan Hubicka <jh@suse.cz>
10832 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
10833 static vars.
10834 (copy_arguments_for_versioning): If var is declared don't declare it.
10835 (tree_function_versioning): First setup substitutions and then copy
10836 args.
10838 2009-02-27 Jan Hubicka <jh@suse.cz>
10840 PR debug/39267
10841 * cgraph.h (varpool_output_debug_info): Remove.
10842 * cgraphunit.c (varpool_output_debug_info): Remove.
10843 * dwarf2out.c (deferred_locations_struct): New struct
10844 (deferred_locations): New type.
10845 (deferred_locations_list): New static var.
10846 (deffer_location): New function.
10847 (gen_variable_die): Use it.
10848 (decls_for_scope): Output info on local static vars.
10849 (dwarf2out_finish): Process deferred locations.
10850 * varpool.c (varpool_output_debug_info): Remove.
10852 2009-02-27 Jan Hubicka <jh@suse.cz>
10854 PR debug/39267
10855 * tree.h (TREE_PROTECTED): Fix comment.
10856 (BLOCK_HANDLER_BLOCK): Remove.
10857 (struct tree_block): Remove handler_block add body_block.
10858 (inlined_function_outer_scope_p): New.
10859 (is_body_block): Remove.
10860 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
10861 * dwarf2out.c (is_inlined_entry_point): Remove.
10862 (add_high_low_attributes): Use inlined_function_outer_scope_p.
10863 (gen_block_die): Use is_inlined_entry_point check. Remove body block
10864 code.
10865 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
10866 * gimplify.c (gimplify_expr): Gimplify body blocks.
10867 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
10868 block with multiple subblocks.
10869 (dump_scope_block): Prettier output; dump more flags and info.
10870 (dump_scope_blocks): New.
10871 (remove_unused_locals): Use dump_scope_blocks.
10872 * tree-flow.h (dump_scope_blocks): Declare.
10873 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
10874 * stmt.c (is_body_block): Remove.
10875 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
10876 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
10878 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
10880 PR middle-end/39308
10881 * graphite.c (graphite_loop_normal_form): Do not call
10882 number_of_iterations_exit from a gcc_assert.
10884 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10886 * config/s390/s390.c (s390_swap_cmp): Look for conditional
10887 jumps if COND is NULL.
10888 (find_cond_jump): New function.
10889 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
10890 * config/s390/s390.md: Remove z10_cobra attribute value.
10892 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
10894 * config/alpha/alpha.h (alpha_expand_mov): Return false if
10895 force_const_mem returns NULL_RTX.
10897 2009-02-26 Jan Hubicka <jh@suse.cz>
10899 PR debug/39267
10900 * cgraph.h (varpool_output_debug_info): Remove.
10901 * cgraphunit.c (varpool_output_debug_info): Remove.
10902 * dwarf2out.c (deferred_locations_struct): New struct
10903 (deferred_locations): New type.
10904 (deferred_locations_list): New static var.
10905 (deffer_location): New function.
10906 (gen_variable_die): Use it.
10907 (decls_for_scope): Output info on local static vars.
10908 (dwarf2out_finish): Process deferred locations.
10909 * varpool.c (varpool_output_debug_info): Remove.
10911 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
10913 PR rtl-optimization/39241
10914 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
10915 to subreg_offset_representable_p.
10917 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
10919 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
10920 execute function prototype. Get f and nregs from max_reg_num
10921 and get_insns. Remove the first backward pass as it's dead,
10922 guard the forward pass by flag_expensive_optimizations.
10923 (rest_of_handle_regmove): Delete.
10924 (pass_regmove): Replace it with regmove_optimize.
10926 2009-02-25 Martin Jambor <mjambor@suse.cz>
10928 PR tree-optimization/39259
10929 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
10930 calls_alloca function flags.
10931 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
10932 calls are detected.
10934 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
10936 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
10937 flags_set_1_rtx, flags_set_1_set): Delete.
10938 (regmove_optimize): Do not call mark_flags_life_zones.
10940 2009-02-24 Julian Brown <julian@codesourcery.com>
10942 PR target/35965
10943 * config/arm/arm.c (require_pic_register): Only set
10944 cfun->machine->pic_reg once per function.
10946 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
10948 * doc/invoke.texi (Link Options): Document an easier way to pass
10949 options that take arguments to the GNU linker using -Xlinker and -Wl.
10951 2009-02-24 Steve Ellcey <sje@cup.hp.com>
10953 PR target/33785
10954 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
10956 2009-02-24 Richard Guenther <rguenther@suse.de>
10958 PR debug/39285
10959 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
10961 2009-02-24 Richard Guenther <rguenther@suse.de>
10962 Zdenek Dvorak <ook@ucw.cz>
10964 PR tree-optimization/39233
10965 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
10966 from converting them to a generic type.
10968 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
10970 PR tree-optimization/39260
10971 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
10972 contains a condition with a real type.
10973 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
10975 2009-02-23 Jason Merrill <jason@redhat.com>
10977 PR c++/38880
10978 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
10979 narrowing_initializer_constant_valid_p.
10980 (narrowing_initializer_constant_valid_p): Don't return
10981 null_pointer_node for adding a pointer to itself.
10983 2009-02-23 Jan Hubicka <jh@suse.cz>
10985 PR c/12245
10986 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
10987 resizing.
10989 2009-02-23 Jan Hubicka <jh@suse.cz>
10991 PR tree-optimization/37709
10992 * tree.c (block_ultimate_origin): Move here from dwarf2out.
10993 * tree.h (block_ultimate_origin): Declare.
10994 * dwarf2out.c (block_ultimate_origin): Move to tree.c
10995 * tree-ssa-live.c (remove_unused_scope_block_p):
10996 Eliminate blocks containig no instructions nor live variables nor
10997 nested blocks.
10998 (dump_scope_block): New function.
10999 (remove_unused_locals): Enable removal of dead blocks by default;
11000 enable dumping at TDF_DETAILS.
11002 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11004 * config/i386/i386.c (classify_argument): Don't allow COImode
11005 and OImode.
11006 (function_arg_advance_32): Don't allow OImode.
11007 (function_arg_32): Likewise.
11008 (function_value_32): Likewise.
11009 (return_in_memory_32): Likewise.
11010 (function_arg_64): Remove OImode comment.
11012 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11014 PR target/39261
11015 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11016 ix86_expand_vector_set for V4DImode in 64bit mode only.
11017 (ix86_expand_vector_init_one_var): Likewise.
11019 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
11021 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
11023 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11025 PR bootstrap/39257
11026 * loop-iv.c: Revert last change.
11027 * emit-rtl.c: Likewise.
11029 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11031 PR target/39256
11032 * config/i386/i386.c (type_natural_mode): Remove an extra
11033 space in the warning message.
11034 (function_value_32): Handle 32-byte vector modes.
11035 (return_in_memory_32): Likewise.
11037 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11039 * loop-iv.c (truncate_value): New function.
11040 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
11041 of lowpart_subreg.
11042 (lowpart_subreg): Move to...
11043 * emit-rtl.c: ...here.
11045 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
11047 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
11048 accidental and undocumented change at revision 140860.
11050 2009-02-21 Joseph Myers <joseph@codesourcery.com>
11052 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
11053 take gimple_seq * arguments.
11054 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
11055 types_compatible_p langhook.
11057 2009-02-20 Mark Mitchell <mark@codesourcery.com>
11058 Joseph Myers <joseph@codesourcery.com>
11060 * config/arm/arm.c (arm_builtin_va_list): New function.
11061 (arm_expand_builtin_va_start): Likewise.
11062 (arm_gimplify_va_arg_expr): Likewise.
11063 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
11064 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
11065 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
11066 (va_list_type): New variable.
11067 (arm_mangle_type): Mangle va_list_type appropriately.
11069 2009-02-20 Jakub Jelinek <jakub@redhat.com>
11071 PR middle-end/39157
11072 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
11073 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
11074 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
11075 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
11076 parameter to 1000 for -O1 by default.
11077 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
11078 parameter.
11079 * loop-invariant.c: Include params.h.
11080 (move_loop_invariants): Don't call move_single_loop_invariants on
11081 very large loops.
11083 2009-02-20 Jaka Mocnik <jaka@xlab.si>
11085 * calls.c (emit_library_call_value_1): Use slot_offset instead of
11086 offset when calculating bounds for indexing stack_usage_map. Fixes
11087 a buffer overflow with certain target setups.
11089 2009-02-20 Jakub Jelinek <jakub@redhat.com>
11091 PR target/39240
11092 * calls.c (expand_call): Clear try_tail_call if caller and callee
11093 disagree in promotion of function return value.
11095 2009-02-19 Jakub Jelinek <jakub@redhat.com>
11097 PR target/39175
11098 * c-common.c (c_determine_visibility): If visibility changed and
11099 DECL_RTL has been already set, call make_decl_rtl to update symbol
11100 flags.
11102 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
11104 PR c++/39188
11105 * varasm.c (assemble_variable): Don't check DECL_NAME when
11106 globalizing a variable.
11108 2009-02-19 Joseph Myers <joseph@codesourcery.com>
11110 PR c/38483
11111 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
11112 expression before any __builtin_trap call.
11113 * c-typeck.c (build_function_call): Convert and check function
11114 arguments before generating a call to a trap. Evaluate the
11115 function arguments before the trap.
11117 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
11119 PR target/39228
11120 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
11121 (UNSPEC_FXAM_MEM): New unspec.
11122 (fxam<mode>2_i387_with_temp): New insn and split pattern.
11123 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
11124 memory using fxam<mode>2_i387_with_temp to remove excess precision.
11126 2009-02-19 Richard Guenther <rguenther@suse.de>
11128 PR tree-optimization/39207
11129 PR tree-optimization/39074
11130 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
11131 storedanything_tree): New.
11132 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
11133 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
11134 (build_succ_graph): Add edges from STOREDANYTHING to all
11135 non-direct nodes.
11136 (init_base_vars): Initialize STOREDANYTHING.
11137 (compute_points_to_sets): Free substitution info after
11138 building the succ graph.
11139 (ipa_pta_execute): Likewise.
11141 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
11142 field.
11143 (do_ds_constraint): Do not add to special var or non-pointer
11144 field solutions.
11145 (type_could_have_pointers): Split out from ...
11146 (could_have_pointers): ... here. For arrays use the element type.
11147 (create_variable_info_for): Initialize may_have_pointers.
11148 (new_var_info): Likewise.
11149 (handle_lhs_call): Make the HEAP variable unknown-sized.
11150 (intra_create_variable_infos): Use a type with pointers for
11151 PARM_NOALIAS, make it unknown-sized.
11153 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
11155 PR target/39224
11156 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
11158 2009-02-18 Jason Merrill <jason@redhat.com>
11160 PR target/39179
11161 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
11162 value if DECL_EXTERNAL.
11163 * tree-sra.c (sra_walk_gimple_assign): Likewise.
11164 * target.h (gcc_target::binds_local_p): Clarify "module".
11165 * tree.h (TREE_PUBLIC): Clarify "module".
11167 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
11169 PR target/38891
11170 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
11171 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
11173 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
11175 PR target/39082
11176 * c.opt (Wabi): Support C and ObjC.
11177 (Wpsabi): New.
11179 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
11181 * config/i386/i386.c (classify_argument): Warn once about the ABI
11182 change when passing union with long double.
11184 * doc/invoke.texi: Update -Wabi for warning psABI changes.
11186 2009-02-18 Joseph Myers <joseph@codesourcery.com>
11188 PR c/35447
11189 * c-parser.c (c_parser_compound_statement): Always enter and leave
11190 a scope.
11192 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11194 PR target/34587
11195 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
11197 2009-02-18 Jakub Jelinek <jakub@redhat.com>
11199 PR tree-optimization/36922
11200 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
11201 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
11202 Likewise.
11204 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11206 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
11207 to 0 for EABI64.
11209 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11211 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
11213 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11215 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
11216 tree sharing.
11218 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
11219 Richard Sandiford <rdsandiford@googlemail.com>
11221 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
11222 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
11223 (loongson_biadd): ...this.
11225 2009-02-17 Richard Guenther <rguenther@suse.de>
11227 PR tree-optimization/39202
11228 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
11229 a var make sure to follow existing collapses.
11231 2009-02-17 Richard Guenther <rguenther@suse.de>
11233 PR middle-end/39214
11234 * langhooks.c (lhd_print_error_function): Check for NULL block.
11236 2009-02-17 Richard Guenther <rguenther@suse.de>
11238 PR tree-optimization/39204
11239 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
11240 of the PHI arg.
11242 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
11244 * config/soft-fp/double.h: Update from glibc CVS.
11246 2009-02-17 Richard Guenther <rguenther@suse.de>
11248 PR tree-optimization/39207
11249 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
11250 strict-aliasing warnings for pointers pointing to NULL.
11252 2009-02-16 Joseph Myers <joseph@codesourcery.com>
11254 PR c/35446
11255 * c-parser.c (c_parser_braced_init): Call pop_init_level when
11256 skipping until next close brace.
11258 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
11260 PR target/37049
11261 * config/i386/i386.c (ix86_expand_push): Set memory alignment
11262 to function argument boundary.
11264 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11266 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
11267 in the lea_add. Reload eventually constraints it properly.
11268 * config/picochip/constraints.md: Remove the target constraint
11269 "b", since it is not needed anymore.
11271 2009-02-16 Jakub Jelinek <jakub@redhat.com>
11273 * gthr-dce.h: Uglify function parameter and local variable names.
11274 * gthr-gnat.h: Likewise.
11275 * gthr-mipssde.h: Likewise.
11276 * gthr-nks.h: Likewise.
11277 * gthr-posix95.h: Likewise.
11278 * gthr-posix.h: Likewise.
11279 * gthr-rtems.h: Likewise.
11280 * gthr-single.h: Likewise.
11281 * gthr-solaris.h: Likewise.
11282 * gthr-tpf.h: Likewise.
11283 * gthr-vxworks.h: Likewise.
11284 * gthr-win32.h: Likewise.
11286 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
11288 PR target/39196
11289 * config/i386/i386.md: Restrict the new peephole2 to move
11290 between MMX/SSE registers.
11292 2009-02-15 Richard Guenther <rguenther@suse.de>
11294 Revert
11295 2009-02-13 Richard Guenther <rguenther@suse.de>
11297 * configure.ac: Enable LFS.
11298 * configure: Re-generate.
11299 * config.in: Likewise.
11301 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11303 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
11304 spu_srqwbyte, spu_srqwbytebc): Define.
11305 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
11306 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
11307 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
11308 "shrqby_<mode>"): New insn-and-split patterns.
11309 * config/spu/spu.c (expand_builtin_args): Determine and return
11310 number of operands using spu_builtin_description data.
11311 (spu_expand_builtin_1): Use it.
11313 2009-02-13 Steve Ellcey <sje@cup.hp.com>
11315 PR target/38056
11316 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
11317 TARGET_CONST_GP.
11319 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11321 PR target/39149
11322 * config/i386/i386.c (override_options): Correct warning
11323 messages for -malign-loops, -malign-jumps and -malign-functions.
11325 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11327 PR target/39152
11328 * config/i386/i386.md: Restrict the new peephole2 to move
11329 between the general purpose registers.
11331 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11333 PR target/39162
11334 * config/i386/i386.c (type_natural_mode): Add a new argument.
11335 Return the original mode and warn ABI change if vector size is 32byte.
11336 (function_arg_advance): Updated.
11337 (function_arg): Likewise.
11338 (ix86_function_value): Likewise.
11339 (ix86_return_in_memory): Likewise.
11340 (ix86_sol10_return_in_memory): Likewise.
11341 (ix86_gimplify_va_arg): Likewise.
11342 (function_arg_32): Don't warn ABX ABI change here.
11343 (function_arg_64): Likewise.
11345 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
11347 * loop-iv.c (implies_p): In the final case, test that operands 0
11348 of the two comparisons match.
11350 * config/bfin/bfin.c (find_prev_insn_start): New function.
11351 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
11352 (find_next_insn_start): Move.
11354 2009-02-13 Richard Guenther <rguenther@suse.de>
11356 * configure.ac: Enable LFS.
11357 * configure: Re-generate.
11358 * config.in: Likewise.
11360 2009-02-13 Joseph Myers <joseph@codesourcery.com>
11362 PR c/35444
11363 * c-parser.c (c_parser_parms_list_declarator): Discard pending
11364 sizes on syntax error after some arguments have been parsed.
11366 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11368 * doc/invoke.texi (-fira): Remove.
11370 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11372 * caller-save.c: Replace regclass.c with reginfo.c in comments.
11373 * recog.c: Likewise.
11374 * rtl.h: Likewise.
11376 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
11378 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
11379 (umul_ppmm): Likewise.
11380 (count_leading_zeros): Likewise.
11381 (count_trailing_zeros): Likewise.
11382 (UMUL_TIME): Likewise.
11384 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11386 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
11387 soft-fp/t-softfp to tmake_file.
11389 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
11390 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
11391 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
11392 IA64_BUILTIN_INFQ]: New.
11393 (ia64_init_builtins): Initialize __builtin_infq,
11394 __builtin_fabsq and __builtin_copysignq if not HPUX.
11395 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
11396 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
11398 * config/ia64/lib1funcs.asm (__divtf3): Define only if
11399 SHARED is defined.
11400 (__fixtfti): Likewise.
11401 (__fixunstfti): Likewise.
11402 (__floattitf): Likewise.
11404 * config/ia64/libgcc-glibc.ver: New.
11405 * config/ia64/t-fprules-softfp: Likewise.
11406 * config/ia64/sfp-machine.h: Likewise.
11408 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
11409 (LIBGCC2_TF_CEXT): Likewise.
11410 (TF_SIZE): Likewise.
11411 (TARGET_INIT_LIBFUNCS): Likewise.
11413 * config/ia64/t-glibc (SHLINB_MAPFILES):
11414 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
11416 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11418 * config/i386/i386.c (construct_container): Rewrite processing
11419 BLKmode with X86_64_SSE_CLASS.
11421 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
11423 PR target/39152
11424 * config/i386/i386.md: Replace simplify_replace_rtx with
11425 replace_rtx in the new peephole2.
11427 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
11429 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
11430 loop unrolling do not happen at -O2.
11432 2009-02-12 Michael Matz <matz@suse.de>
11434 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
11436 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11438 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
11439 for -g3.
11441 2009-02-12 Ben Elliston <bje@au.ibm.com>
11443 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
11444 patterns when updating the back chain. Missed in the 2009-02-10
11445 change.
11447 2009-02-11 Janis Johnson <janis187@us.ibm.com>
11449 * doc/extend.texi (Decimal Floating Types): Update identifier of
11450 draft TR and list of missing support.
11452 2009-02-11 Jakub Jelinek <jakub@redhat.com>
11454 PR middle-end/39154
11455 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
11456 bit to variable length decl's flags, add it also to its
11457 pointer replacement variable.
11459 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
11460 Jakub Jelinek <jakub@redhat.com>
11462 PR target/39118
11463 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
11464 (memory_blockage): New expander.
11465 (*memory_blockage): New insn pattern.
11466 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
11467 instead of general blockage at the end of function prologue when
11468 frame pointer is used to access red zone area. Do not emit blockage
11469 when profiling, it is emitted in generic code.
11470 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
11471 function epilogue when frame pointer is used to access red zone area.
11473 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
11475 PR target/38824
11476 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
11477 by arithmetic with memory operands.
11478 * config/i386/predicates.md (commutative_operator): New.
11480 2009-02-10 Janis Johnson <janis187@us.ibm.com>
11482 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
11483 bulleted lists.
11485 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
11487 * alias.h (record_alias_subset): Declare.
11488 * alias.c (record_alias_subset): Make global.
11490 2009-02-10 Nick Clifton <nickc@redhat.com>
11492 * tree-parloops.c: Change license to GPLv3.
11493 * ipa-struct-reorg.c: Change license to GPLv3.
11494 * ipa-struct-reorg.h: Change license to GPLv3.
11496 2009-02-10 Steve Ellcey <sje@cup.hp.com>
11498 PR c/39084
11499 * c-decl.c (start_struct): Return NULL on error.
11501 2009-02-10 Jakub Jelinek <jakub@redhat.com>
11503 PR middle-end/39124
11504 * cfgloopmanip.c (remove_path): Call remove_bbs after
11505 cancel_loop_tree, not before it.
11507 PR target/39139
11508 * function.h (struct function): Add has_local_explicit_reg_vars bit.
11509 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
11510 VAR_DECLs were seen.
11511 * tree-ssa-live.c (remove_unused_locals): Recompute
11512 cfun->has_local_explicit_reg_vars.
11513 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
11514 copies or clearings if cfun->has_local_explicit_reg_vars.
11516 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
11518 PR target/39118
11519 * config/i386/i386.c (expand_prologue): Emit blockage at the end
11520 of function prologue when frame pointer is used to access
11521 red zone area.
11523 2009-02-10 Richard Guenther <rguenther@suse.de>
11525 PR middle-end/39127
11526 * gimplify.c (gimple_regimplify_operands): Always look if
11527 we need to create a temporary.
11529 2009-02-10 Richard Guenther <rguenther@suse.de>
11531 PR tree-optimization/39132
11532 * tree-loop-distribution.c (todo): New global var.
11533 (generate_memset_zero): Trigger TODO_rebuild_alias.
11534 (tree_loop_distribution): Return todo.
11536 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
11538 PR target/39119
11539 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
11540 (x86_64_reg_class_name): Removed.
11541 (classify_argument): Return 0 if bytes > 32. Return 0 if the
11542 first one isn't X86_64_SSE_CLASS or any other ones aren't
11543 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
11544 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
11545 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
11546 and 3 X86_64_SSEUP_CLASS.
11547 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
11548 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
11550 2009-02-10 Ben Elliston <bje@au.ibm.com>
11552 * config/rs6000/rs6000.md (allocate_stack): Always use an update
11553 form instruction to update the stack back chain word, even if the
11554 user has disabled the generation of update instructions.
11555 (movdi_<mode>_update_stack): New.
11556 (movsi_update_stack): Likewise.
11557 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
11558 always use an update form instruction to update the stack back
11559 chain word.
11561 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
11563 PR middle-end/38953
11564 * graphite.c (if_region_set_false_region): After moving a region in
11565 the false branch of a condition, remove the empty dummy basic block.
11566 (gloog): Remove wrong fix for PR38953.
11568 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11570 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
11571 generation due to implicit sign extension.
11573 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
11575 PR middle-end/38981
11576 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
11577 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
11579 2009-02-09 Richard Guenther <rguenther@suse.de>
11581 PR middle-end/35202
11582 * convert.c (convert_to_real): Disable (float)fn((double)x)
11583 to fnf(x) conversion if errno differences may occur and
11584 -fmath-errno is set.
11586 2009-02-07 Anatoly Sokolov <aesok@post.ru>
11588 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
11589 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11590 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11592 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11594 PR c/35434
11595 * c-common.c (handle_alias_attribute): Disallow attribute for
11596 anything not a FUNCTION_DECL or VAR_DECL.
11598 2009-02-06 Janis Johnson <janis187@us.ibm.com>
11600 PR c/39035
11601 * real.c (do_compare): Special-case compare of zero against
11602 decimal float value.
11604 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11606 PR c/36432
11607 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
11608 as indicating flexible array members unless the field itself is
11609 being declarared as the incomplete array.
11611 2009-02-06 Jan Hubicka <jh@suse.cz>
11613 PR tree-optimization/38844
11614 * ipa-inline.c (try_inline): Stop inlining recursion when edge
11615 is already inlined.
11617 2009-02-06 Richard Guenther <rguenther@suse.de>
11619 PR middle-end/38977
11620 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
11621 fork because we may expand it as __gcov_fork.
11623 2009-02-06 Nick Clifton <nickc@redhat.com>
11625 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
11627 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
11629 PR tree-optimization/35659
11630 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
11631 vn_phi_eq): Shortcut if hashcode does not match.
11632 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
11633 NULL operands.
11634 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
11635 and avoid iterative_hash_expr.
11636 (FOR_EACH_VALUE_ID_IN_SET): New.
11637 (value_id_compare): Remove.
11638 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
11639 sort expressions by value id.
11641 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
11643 PR target/38991
11644 * config/sh/predicates.md (general_movsrc_operand): Don't check
11645 the subreg of system registers here.
11647 2009-02-05 Jakub Jelinek <jakub@redhat.com>
11649 PR c++/39106
11650 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
11651 on the copied decl.
11653 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
11655 PR rtl-optimization/39110
11656 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
11657 addresses, not aligned ones.
11659 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
11660 Richard Guenther <rguenther@suse.de>
11662 PR tree-optimization/39100
11663 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
11664 comment says and add edges.
11666 2009-02-05 Joseph Myers <joseph@codesourcery.com>
11668 PR c/35435
11669 * c-common.c (handle_tls_model_attribute): Ignore attribute for
11670 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
11672 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
11674 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
11675 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
11676 register_bb_in_sese, new_sese, free_sese): Moved.
11677 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
11678 outermost_loop_in_scop, build_scop_iteration_domain,
11679 expand_scalar_variables_ssa_name, get_vdef_before_scop,
11680 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
11681 Use loop_in_sese_p instead of loop_in_scop_p.
11682 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
11683 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
11684 (scopdet_basic_block_info): Fix bug in scop detection.
11685 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
11686 eq_loop_to_cloog_loop): Remove.
11687 (nb_loops_around_loop_in_scop, nb_loop
11688 ref_nb_loops): Moved here...
11689 * graphite.h (ref_nb_loops): ... from here.
11690 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
11691 (loop_domain_dim, loop_iteration_vector_dim): Remove.
11692 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
11693 * testsuite/gcc.dg/graphite/scop-19.c: New
11695 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
11696 Hans-Peter Nilsson <hp@axis.com>
11698 PR rtl-optimization/37889
11699 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
11700 Move offset handling from PLUS to before the switch. Use new
11701 arguments when considering SYMBOL_REFs too.
11702 (rtx_addr_can_trap_p): Pass dummy offset and size.
11703 (enum may_trap_p_flags): Remove.
11704 (may_trap_p_1): Pass size from MEM_SIZE.
11706 PR rtl-optimization/38921
11707 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
11708 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
11709 * rtlanal.c (may_trap_after_code_motion_p): Delete.
11710 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
11712 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
11714 AVX Programming Reference (January, 2009)
11715 * config/i386/sse.md (*vpclmulqdq): New.
11717 2009-02-04 Jakub Jelinek <jakub@redhat.com>
11719 PR tree-optimization/38977
11720 PR gcov-profile/38292
11721 * calls.c (special_function_p): Disregard __builtin_ prefix.
11723 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
11725 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
11726 non-indexable addresses even before reload.
11728 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11730 PR c/29129
11731 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
11732 as having variable size. Do not give an error for unnamed
11733 parameters with [*] declarators. Give a warning for type names
11734 with [*] declarators and mark them as variable size.
11735 * c-parser.c (c_parser_sizeof_expression): Do not give an error
11736 for sizeof applied to [*] type names.
11738 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11740 PR C++/36607
11741 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
11743 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11745 * gcc.c (process_command): Update copyright notice dates.
11746 * gcov.c (print_version): Likewise.
11747 * gcov-dump.c (print_version): Likewise.
11748 * mips-tfile.c (main): Likewise.
11749 * mips-tdump.c (main): Likewise.
11751 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11753 PR c/35433
11754 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
11755 for composite type involving a zero-length array type.
11757 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11759 PR target/35318
11760 * function.c (match_asm_constraints_1): Skip over
11761 initial optional % in the constraint.
11763 PR inline-asm/39059
11764 * c-parser.c (c_parser_postfix_expression): If fixed point is not
11765 supported, don't accept FIXED_CSTs.
11766 * c-decl.c (finish_declspecs): Error if fixed point is not supported
11767 and _Sat is used without _Fract/_Accum. Set specs->type to
11768 integer_type_node for cts_fract/cts_accum if fixed point is not
11769 supported.
11771 2009-02-02 Catherine Moore <clm@codesourcery.com>
11773 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
11775 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
11777 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
11778 (ABI_HAS_64BIT_SYMBOLS): Use it.
11779 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
11781 2009-02-02 Paul Brook <paul@codesourcery.com>
11783 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
11785 2009-02-02 Jakub Jelinek <jakub@redhat.com>
11787 PR inline-asm/39058
11788 * recog.h (asm_operand_ok): Add constraints argument.
11789 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
11790 recurse on matching constraint.
11791 (check_asm_operands): Pass constraints as 3rd argument to
11792 asm_operand_ok. Don't look up matching constraint here.
11793 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
11794 to asm_operand_ok.
11796 2009-02-02 Ben Elliston <bje@au.ibm.com>
11798 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
11799 TARGET_NARROW_VOLATILE_BITFIELD macro names.
11801 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11803 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
11804 information. Remove some obsolete information. Reorganize.
11806 * config/pa/fptr.c: Revert license to GPL 2.
11807 * config/pa/milli64.S: Likewise.
11809 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11811 PR target/38904
11812 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
11813 LIBRARY name in, instead of hard-coding it.
11814 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
11815 extra target make frag to tmake_files according to EH model.
11816 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
11817 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
11818 frags that define makefile variable EH_MODEL appropriately.
11819 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
11820 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
11821 to "-sjlj" according to type of EH configured.
11822 (LIBGCC_SONAME): Concatenate it to shared library base name.
11823 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
11824 to "_sjlj" according to type of EH configured.
11825 (LIBGCC_SONAME): Concatenate it to shared library base name.
11826 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
11827 (SHLIB_LINK): Add missing semicolon to if-else construct.
11828 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11829 string value of "pe_dll" command-line option.
11830 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
11831 (SHLIB_SONAME): Use it when overriding t-cygming default.
11832 (SHLIB_IMPLIB): Override t-cygming default.
11833 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11834 string value of "pe_dll" command-line option.
11836 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11838 PR target/38952
11839 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
11840 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
11842 2009-01-31 Richard Guenther <rguenther@suse.de>
11844 PR tree-optimization/38937
11845 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
11846 computing the transitive closure.
11848 2009-01-30 Richard Guenther <rguenther@suse.de>
11850 PR tree-optimization/39041
11851 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11852 Propagate variable indices only if the types match for this stmt.
11854 2009-01-30 Jakub Jelinek <jakub@redhat.com>
11856 PR target/39013
11857 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
11858 inline but never defined.
11860 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
11862 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
11863 (*insv_h_di_reg_extimm): New insn.
11864 (*insv_l<mode>_reg_extimm): New insn.
11866 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11868 * config/picochip/picochip.c (flag_conserve_stack): set
11869 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
11870 fconserve-stack. Reduce call-overhead used by inliner.
11872 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11874 PR/38157
11875 * common.opt (flag_conserve_stack): Initialised to zero.
11877 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
11879 PR/39002
11880 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
11881 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
11882 method.
11884 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
11886 * ira-color.c (allocno_reload_assign): Update comments.
11887 * regmove.c (regmove_optimize): Likewise.
11889 * ra.h: Removed.
11891 2009-01-29 Robert Millan <rmh@aybabtu.com>
11893 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
11894 * config/i386/kopensolaris-gnu.h: New file. Undefine
11895 `MD_UNWIND_SUPPORT'.
11896 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
11898 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
11900 PR tree-optimization/39007
11901 * tree-loop-distribution.c (generate_builtin): Use
11902 recompute_dominator to compute the immediate dominator of the
11903 basic block just after the loop.
11905 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11907 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
11908 (ASM_OUTPUT_DWARF_PCREL): Define.
11910 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
11912 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
11913 * doc/passes.texi: Remove entries about regclass, local-alloc, and
11914 global. Modify entries about regmove and IRA.
11916 * ra-conflict.c: Remove the file.
11918 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
11920 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
11921 (pass_regclass_init): Rename to pass_reginfo_init.
11923 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
11925 * toplev.h (flag_ira): Remove.
11927 * caller-save.c (setup_save_areas): Remove flag_ira.
11929 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
11931 * global.c: Remove the file.
11933 * opts.c (decode_options): Remove flag_ira.
11935 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
11937 * regmove.c: Modify file description.
11938 (find_use_as_address, try_auto_increment): Define them only if
11939 AUTO_INC_DEC is defined.
11940 (replacement_quality, replace_in_call_usage, fixup_match_1,
11941 stable_and_no_regs_but_for_p): Remove.
11942 (reg_set_in_bb): Make it static.
11943 (regmove_optimize): Remove flag_ira and code which worked for
11944 !flag_ira.
11946 * local-alloc.c: Remove the file.
11948 * common.opt (fira): Remove.
11950 * ira.c: Include except.h.
11951 (eliminable_regset): Move from global.c.
11952 (mark_elimination): Ditto. Remove flag_ira.
11953 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
11954 equiv_mem_modified, validate_equiv_mem_from_store,
11955 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
11956 contains_replace_regs, memref_referenced_p, memref_used_between_p,
11957 no_equiv, recorded_label_ref): Move from local-alloc.c.
11958 (update_equiv_regs): Ditto. Make it static.
11959 (print_insn_chain, print_insn_chains): Move it from global.c.
11960 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
11961 (build_insn_chain): Ditto. Make it static.
11962 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
11963 Rename to init_live_subregs.
11964 (gate_ira): Remove flag_ira.
11966 * regclass.c: Rename reginfo.c. Change file description.
11967 (FORBIDDEN_INC_DEC_CLASSES): Remove.
11968 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
11969 (init_reg_sets_1): Remove code for evaluation of
11970 reg_class_superclasses and losing_caller_save_reg_set.
11971 (init_regs): Remove init_reg_autoinc.
11972 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
11973 ok_for_base_p_nonstrict): Remove.
11974 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
11975 (pass_regclass_init): Rename to pass_reginfo_init. Modify
11976 corresponding entries.
11977 (dump_regclass, record_operand_costs, scan_one_insn,
11978 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
11979 record_address_regs, auto_inc_dec_reg_p): Remove.
11980 (gt-regclass.h): Rename to gt-reginfo.h.
11982 * rtl.h (dump_global_regs, retry_global_alloc,
11983 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
11985 * Makefile.in (RA_H): Remove.
11986 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
11987 Rename regclass.o to reginfo.o.
11988 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
11989 gt-reginfo.h.
11990 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
11991 (GTFILES): Rename regclass.c to reginfo.c.
11993 * passes.c (init_optimization_passes): Remove pass_local_alloc and
11994 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
11996 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11997 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
11998 Remove flag_ira.
11999 (finish_spills): Ditto. Remove code for !flag_ira.
12001 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
12003 PR middle-end/35854
12004 * doc/invoke.texi (rtl debug options): Complete rewrite.
12005 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
12006 to auto_inc_dec".
12007 * mode-switching.c (pass_mode_switching): Rename pass from
12008 "mode-sw" to "mode_sw".
12009 * except.c (pass_convert_to_eh_ranges): Rename pass from
12010 "eh-ranges" to "eh_ranges".
12011 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
12012 to "subreg1".
12015 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
12016 Alexander Monakov <amonakov@ispras.ru>
12018 PR middle-end/38857
12019 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
12020 register.
12021 (move_exprs_to_boundary): Change return type and pass through
12022 should_move from move_op. Relax assert. Update usage ...
12023 (schedule_expr_on_boundary): ... here. Use should_move instead of
12024 cant_move.
12025 (move_op_orig_expr_found): Indicate that insn was disconnected from
12026 stream.
12027 (code_motion_process_successors): Do not call after_merge_succs
12028 callback if original expression was not found when traversing any of
12029 the branches.
12030 (code_motion_path_driver): Change return type. Update prototype.
12031 (move_op): Update comment. Add a new parameter (should_move). Update
12032 prototype. Set *should_move based on indication provided by
12033 move_op_orig_expr_found.
12035 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
12037 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
12038 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
12039 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
12040 * config/rs6000/rs6000.c (rs6000_override_options): Default
12041 avoid-indexed-addresses on for Power6, off for everything else.
12042 (avoiding_indexed_address_p): New function.
12043 (rs6000_legitimize_address): Use it.
12044 (rs6000_legitimate_address): Likewise.
12045 * config/rs6000/rs6000.md (movXX_updateX): Likewise
12047 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
12049 PR tree-optimization/38997
12050 * tree-loop-distribution.c (generate_memset_zero): Use
12051 POINTER_PLUS_EXPR for a pointer addition.
12053 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
12055 * config/s390/s390.md (bswap<mode>2): New pattern added.
12057 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12059 * config/s390/s390.md (*tls_load_31): Added type attribute.
12061 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12063 * config/s390/s390.md: Fix a few comments.
12065 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12067 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
12068 (*tm<mode>_full): Fixed z10prop attribute.
12069 (*tst<mode>_extimm): Fixed z10prop attribute.
12070 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
12071 (*tstqiCCT_cconly): Fixed z10prop attribute.
12072 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
12073 (*movsi_larl): Fixed z10prop attribute.
12074 (*movsi_zarch): Fixed z10prop attribute.
12075 (*movsi_eas): Fixed z10prop attribute.
12076 (*movhi): Fixed z10prop attribute.
12077 (*movqi): Fixed z10prop attribute.
12078 (*movstrictqi): Fixed z10prop attribute.
12079 (*mov<mode>): Fixed z10prop attribute.
12080 (*movcc): Fixed z10prop attribute.
12081 (*sethighpartdi_64): Fixed z10prop attribute.
12082 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
12083 (*negdi2_sign_cc): Fixed z10prop attribute.
12084 (*negdi2_sign): Fixed z10prop attribute.
12085 (*absdi2_sign_cc): Fixed z10prop attribute.
12086 (*absdi2_sign): Fixed z10prop attribute.
12087 (*negabsdi2_sign_cc): Fixed z10prop attribute.
12088 (*negabsdi2_sign): Fixed z10prop attribute.
12089 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
12090 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
12091 (doloop_si64): Fixed z10prop attribute.
12092 (doloop_si31): Fixed z10prop attribute.
12093 (doloop_long): Fixed z10prop attribute.
12094 (indirect_jump): Fixed z10prop attribute.
12095 (nop): Fixed z10prop attribute.
12096 (main_base_64): Fixed z10prop attribute.
12097 (reload_base_64): Fixed z10prop attribute.
12099 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12101 PR rtl-optimization/38740
12102 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
12103 if !optimize.
12104 * config/mips/mips.c (mips_reorg): Likewise.
12106 2009-01-28 Richard Guenther <rguenther@suse.de>
12108 PR tree-optimization/38926
12109 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
12110 with the correct value id to a value.
12111 (do_regular_insertion): Use the value number of edoubleprime
12112 for the value number of the expr.
12114 Revert
12115 2008-08-21 Richard Guenther <rguenther@suse.de>
12117 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
12118 a PHI ask VN if it is already available.
12119 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
12120 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
12122 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12124 PR middle-end/38934
12125 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
12126 set to varying whenever max has TREE_OVERFLOW set, similarly
12127 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
12129 2009-01-28 Richard Guenther <rguenther@suse.de>
12131 PR middle-end/38908
12132 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
12133 uninitialized aggregate uses in call arguments.
12135 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
12137 PR tree-optimization/38984
12138 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
12139 the nothing_id variable if -fno-delete-null-pointer-checks.
12141 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
12143 PR target/38988
12144 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
12145 (set_got_offset_rex64): Ditto.
12147 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
12149 PR target/38941
12150 * doc/extend.texi: Improve local variable with asm reg.
12152 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
12154 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
12155 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
12156 was not supplied then set warn_packed_bitfield_compat to the
12157 default value of 1.
12158 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
12159 against 1.
12161 2009-01-27 Richard Guenther <rguenther@suse.de>
12163 PR tree-optimization/38503
12164 * cfgexpand.c (expand_gimple_basic_block): Ignore
12165 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
12166 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
12167 variables that cannot have TBAA applied.
12168 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
12169 statements.
12171 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
12173 PR middle-end/38969
12174 * calls.c (initialize_argument_information): Do not wrap complex
12175 arguments in SAVE_EXPR.
12177 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
12179 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
12180 (INSTALL_LIBGCC): Revert typo commit.
12182 2009-01-26 Richard Guenther <rguenther@suse.de>
12184 PR tree-optimization/38745
12185 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
12186 from special handling.
12188 2009-01-26 Richard Guenther <rguenther@suse.de>
12190 PR tree-optimization/38745
12191 * tree-ssa.c (execute_update_addresses_taken): Do not include
12192 variables that cannot possibly be a register in not_reg_needs.
12193 Do not clear TREE_ADDRESSABLE on vars that may not become
12194 registers.
12195 * tree-ssa.c (update_alias_info_1): Include those in the set
12196 of addressable vars.
12198 2009-01-26 Richard Guenther <rguenther@suse.de>
12200 PR middle-end/38851
12201 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
12202 * tree-ssa-dse.c: Include langhooks.h
12203 (execute_simple_dse): Remove stores with zero size.
12205 2009-01-24 Jakub Jelinek <jakub@redhat.com>
12207 PR c/38957
12208 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
12209 as PLUS_EXPR.
12211 2009-01-24 Julian Brown <julian@codesourcery.com>
12213 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
12214 config/arm/linux-atomic.c.
12215 * config/arm/linux-atomic.c: New.
12217 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
12219 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
12220 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
12221 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
12223 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
12225 PR c/38938
12226 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
12227 properly.
12229 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
12231 PR tree-optimization/38953
12232 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
12233 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
12234 (gloog): Split the exit of the scop when the scop exit is a loop exit.
12235 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
12236 changed the CFG.
12238 2009-01-24 Paul Brook <paul@codesourcery.com>
12240 * config/arm/neon.md (neon_type): Move to arm.md.
12241 (neon_mov<VSTRUCT>): Add neon_type attribute.
12242 * config/arm/arm.md (neon_type): Move to here.
12243 (conds): Add "unconditioal" and use as default for NEON insns.
12245 2009-01-24 Ben Elliston <bje@au.ibm.com>
12247 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
12248 void *' warning from -Wc++-compat.
12249 * Makefile.in (dominance.o-warn): Remove.
12251 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
12253 PR tree-optimization/38932
12254 * fold-const.c (fold_unary_ignore_overflow): New.
12255 * tree.h (fold_unary_ignore_overflow): Declare.
12256 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
12257 * tree-ssa-sccvn.c (visit_reference_op_load,
12258 simplify_unary_expression): Likewise.
12260 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
12262 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
12263 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
12264 regardless of their type.
12265 * c-common.c (handle_packed_attribute): Don't ignore packed on
12266 bitfields.
12267 * c.opt (Wpacked-bitfield-compat): New warning option.
12268 * stor-layout.c (place_field): Warn if offset of a field changed.
12269 * doc/extend.texi (packed): Mention the ABI change.
12270 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
12271 (Warning Options): Add it to the list.
12273 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
12275 * c-opts.c (c_common_post_options): Fix a typo in comments.
12277 2009-01-22 Steve Ellcey <sje@cup.hp.com>
12279 PR middle-end/38615
12280 * gimplify.c (gimplify_init_constructor): Fix promotion of const
12281 variables to static.
12282 * doc/invoke.texi (-fmerge-all-constants): Update description.
12284 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
12286 PR target/38931
12287 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
12288 (*movdi_1_rex64): Use type "mmx" for alternative 5.
12290 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
12292 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
12293 a word boundary.
12294 (LOCAL_ALIGNMENT): Similarly.
12296 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12297 Joseph Myers <joseph@codesourcery.com>
12299 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
12300 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
12301 * config/arm/arm-tune.md: Regenerate.
12302 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
12303 -march=iwmmxt2.
12305 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12307 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
12308 version number to five.
12310 2009-01-22 Dodji Seketeli <dodji@redhat.com>
12312 PR c++/38930
12313 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
12314 * c-common.c (set_underlying_type): Likewise.
12315 (is_typedef_decl ): Likewise
12316 * tree.h: Likewise
12317 (set_underlying_type): Likewise.
12318 (is_typedef_type): Likewise.
12320 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
12322 PR middle-end/38587
12323 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
12324 crossing setjmps.
12326 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
12328 PR bootstrap/37660
12329 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
12330 (LIBGCC_SPEC): Don't define.
12331 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
12333 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
12335 PR rtl-optimization/38879
12336 * alias.c (base_alias_check): Unaligned access via AND address can
12337 alias all surrounding object types except those with sizes equal
12338 or wider than the size of unaligned access.
12340 2009-01-21 Dodji Seketeli <dodji@redhat.com>
12342 PR c++/26693
12343 * c-decl.c (clone_underlying_type): Move this ...
12344 * c-common.c (set_underlying_type): ... here.
12345 Also, make sure the function properly sets TYPE_STUB_DECL() on
12346 the newly created typedef variant type.
12347 (is_typedef_decl ): New entry point.
12348 * tree.h: Added a new member member_types_needing_access_check to
12349 struct tree_decl_non_common.
12350 (set_underlying_type): New entry point.
12351 (is_typedef_type): Likewise.
12353 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
12355 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
12356 Check whether two instructions have memory references that
12357 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
12358 are helper functions for traversing.
12359 * alias.h (insn_alias_sets_confilict_p): New prototypes.
12360 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
12361 not to draw dependency edge for instructions with non-conflicting
12362 alias sets.
12364 2009-01-20 Joseph Myers <joseph@codesourcery.com>
12366 PR other/38758
12367 * longlong.h: Update copyright years. Use soft-fp license notice.
12368 Sync __clz_tab declaration with glibc.
12370 2009-01-20 Steve Ellcey <sje@cup.hp.com>
12372 PR target/30687
12373 * doc/extend.texi (syscall_linkage): New.
12374 (version_id): Modify.
12376 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12377 Richard Guenther <rguenther@suse.de>
12379 PR tree-optimization/38747
12380 PR tree-optimization/38748
12381 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
12382 conversion if the base address is an indirect reference and the
12383 aliasing sets could cause issues.
12385 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12387 * common.opt (fgraphite, fgraphite-identity): Add comment for
12388 explaining why these options are not documented.
12390 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12392 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
12393 gimple_call_lhs is NULL.
12395 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
12397 PR target/38868
12398 * emit-rtl.c (adjust_address_1): Make sure memref is never
12399 overwritten.
12401 2009-01-20 Ben Elliston <bje@au.ibm.com>
12403 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12404 const qualifier from arg parameter. Remove unnecessary cast to char *.
12405 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12406 const qualifier from arg 2.
12408 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
12410 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
12412 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
12414 PR c/38869
12415 * rtl.h (reinit_regs): New prototype.
12416 * regclass.c: Include ira.h.
12417 (reinit_regs): New.
12418 * Makefile.in (regclass.o): Add ira.h.
12419 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
12421 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
12423 PR target/38736
12424 * c-common.c (handle_aligned_attribute): Use
12425 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
12426 default alignment value.
12428 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
12430 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
12431 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
12433 * doc/extend.texi: Update __attribute__ ((aligned)). Document
12434 __BIGGEST_ALIGNMENT__.
12436 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
12438 2009-01-18 Richard Guenther <rguenther@suse.de>
12440 PR tree-optimization/38819
12441 * tree-flow.h (operation_could_trap_helper_p): Declare.
12442 * tree-eh.c (operation_could_trap_helper_p): Export.
12443 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
12444 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
12445 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
12446 are about to insert a possibly trapping instruction and fail
12447 in this case.
12449 2009-01-18 Andreas Schwab <schwab@suse.de>
12451 * doc/install.texi (Configuration): Remove obsolete paragraph
12452 about use of --with-gnu-ld with --with-gnu-as.
12454 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
12456 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
12457 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
12458 Follow spelling conventions.
12460 2009-01-18 Ben Elliston <bje@au.ibm.com>
12462 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
12463 C++ warning about implicit conversion from void * to struct
12464 bitmap_head_def *.
12465 (bitmap_obstack_free): Likewise for bitmap_element *.
12466 * Makefile.in (bitmap.o-warn): Remove.
12468 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
12470 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
12472 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
12473 Tobias Grosser <tobi.grosser@amd.com>
12475 * graphite.c (graphite_trans_scop_block): Do not block single
12476 nested loops.
12478 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
12480 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
12481 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
12482 test with assertion.
12484 2009-01-16 Richard Guenther <rguenther@suse.de>
12486 PR tree-optimization/38835
12487 PR middle-end/36227
12488 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
12489 and INT + PTR -> (INT)(PTR p+ INT) folding.
12490 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
12492 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
12494 PR target/38554
12495 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
12496 the subreg from a lowpart subreg if it is also casting the value.
12498 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12499 Tobias Grosser <tobi.grosser@amd.com>
12501 * graphite.c (compare_prefix_loops): New.
12502 (build_scop_canonical_schedules): Rewritten.
12503 (graphite_transform_loops): Move build_scop_canonical_schedules
12504 after build_scop_iteration_domain.
12506 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12507 Tobias Grosser <tobi.grosser@amd.com>
12509 * graphite.c (add_conditions_to_domain): Add the loops to
12510 the dimension of the iteration domain. Do copy the domain
12511 only when it exists.
12512 (build_scop_conditions_1): Do not call add_conditions_to_domain.
12513 (add_conditions_to_constraints): New.
12514 (can_generate_code_stmt, can_generate_code): Removed.
12515 (gloog): Do not call can_generate_code.
12516 (graphite_transform_loops): Call add_conditions_to_constraints
12517 after building the iteration domain.
12519 2009-01-16 Jakub Jelinek <jakub@redhat.com>
12521 PR tree-optimization/38789
12522 * tree-ssa-threadedge.c
12523 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12524 __builtin_constant_p.
12526 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12528 * dce.c (delete_unmarked_insns): Reversed the order that insns are
12529 examined before deleting them.
12531 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
12533 * function.c (aggregate_value_p): Correctly extract the function
12534 type from CALL_EXPR_FN lookup.
12536 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12538 * config/picochip/picochip.c (picochip_override_options): Revert
12539 CFI asm flag disable commited previously.
12541 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
12542 Tobias Grosser <tobi.grosser@amd.com>
12543 Jan Sjodin <jan.sjodin@amd.com>
12545 * graphite.c (scan_tree_for_params): On substractions negate
12546 all the coefficients of the term.
12547 (clast_to_gcc_expression_red): New. Handle reduction expressions
12548 of more than two operands.
12549 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
12550 (get_vdef_before_scop): Handle also the case of default definitions.
12552 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
12554 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
12555 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
12556 Also use them when walking CALL_INSN_FUNCTION_USAGE.
12558 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
12559 Joey Ye <joey.ye@intel.com>
12561 PR middle-end/37843
12562 * cfgexpand.c (expand_stack_alignment): Don't update stack
12563 boundary nor check incoming stack boundary here.
12564 (gimple_expand_cfg): Update stack boundary and check incoming
12565 stack boundary here.
12567 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12569 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
12571 2009-01-14 Jakub Jelinek <jakub@redhat.com>
12573 PR rtl-optimization/38245
12574 * calls.c (expand_call): Add stack arguments to
12575 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12576 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
12577 in regs and partially in memory or BLKmode arguments.
12578 (emit_library_call_value_1): Add stack arguments to
12579 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12580 ACCUMULATE_OUTGOING_ARGS).
12581 * dce.c: Include tm_p.h.
12582 (find_call_stack_args): New function.
12583 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
12584 argument.
12585 (mark_insn): Call find_call_stack_args for CALL_Ps.
12586 (prescan_insns_for_dce): Walk insns backwards in bb rather than
12587 forwards. Allocate and free arg_stores bitmap if needed, pass it
12588 down to deletable_insn_p, don't mark stores set in arg_stores
12589 bitmap, clear the bitmap at the beginning of each bb.
12590 * Makefile.in (dce.o): Depend on $(TM_P_H).
12592 2009-01-14 Michael Meissner <gnu@the-meissners.org>
12594 PR target/22599
12595 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
12596 to make sure the insn is a conditional test (bug 22599). Reformat a
12597 few long lines.
12599 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
12601 PR middle-end/38431
12602 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
12603 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
12604 (gloog): Do not call cleanup_tree_cfg.
12605 (graphite_transform_loops): Call cleanup_tree_cfg after all
12606 scops have been code generated.
12608 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
12609 * doc/gty.texi (Invoking the garbage collector): Added new node
12610 and section documenting ggc_collect.
12612 2009-01-14 Richard Guenther <rguenther@suse.de>
12614 PR tree-optimization/38826
12615 PR middle-end/38477
12616 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
12617 initialization notes only if we actually emitted a warning.
12618 (intra_create_variable_infos): Add constraints for a result decl
12619 that is passed by hidden reference.
12620 (build_pred_graph): Mark all related variables non-direct on
12621 address-taking.
12623 2009-01-14 Nick Clifton <nickc@redhat.com>
12625 * ira-conflicts.c: Include addresses.h for the definition of
12626 base_reg_class.
12627 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
12628 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
12630 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
12632 PR target/38811
12633 * Makefile.in (ira-lives.o): Add except.h.
12635 * ira-lives.c: Include except.h.
12636 (process_bb_node_lives): Process can_throw_internal.
12638 2009-01-13 Jakub Jelinek <jakub@redhat.com>
12640 PR rtl-optimization/38774
12641 * combine.c (simplify_set): When undoing cc_use change, don't do
12642 PUT_CODE on the newly created comparison, but instead put back the
12643 old comparison.
12645 2009-01-13 Joseph Myers <joseph@codesourcery.com>
12647 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
12648 values. Remove duplicate arm8 entry.
12650 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12652 PR tree-optimization/38786
12653 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
12654 the SSA_NAME case of expand_scalar_variables_expr.
12655 Set the type of an expression to the type of its assign statement.
12656 (expand_scalar_variables_expr): Also gather the scalar computation
12657 used to index the memory access. Do not pass loop_p.
12658 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
12659 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
12660 the gimple_stmt_iterator where it inserts new code.
12661 Do not pass loop_p.
12662 (copy_bb_and_scalar_dependences): Do not pass loop_p.
12663 (translate_clast): Update call to copy_bb_and_scalar_dependences.
12665 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12667 * graphite.h (debug_value): Removed.
12668 * graphite.c (debug_value): Removed.
12670 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12672 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
12673 ldrd/strd with two 32-bit instructions.
12675 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12677 * config/arm/arm.c (struct processors): Pass for speed down into
12678 cost helper functions.
12679 (const_ok_for_op): Handle COMPARE and inequality nodes.
12680 (arm_rtx_costs_1): Rewrite.
12681 (arm_size_rtx_costs): Update prototype.
12682 (arm_rtx_costs): Pass speed down to helper functions.
12683 (arm_slowmul_rtx_costs): Rework cost calculations.
12684 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
12685 (arm_9e_rtx_costs): Likewise.
12687 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
12689 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
12690 relocations of local symbols wider than UNITS_PER_WORD are not valid.
12691 (alpha_legitimize_address): Do not split local symbols wider than
12692 UNITS_PER_WORD into HIGH/LO_SUM parts.
12694 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
12696 PR bootstrap/38580
12697 * gcc.c (process_command): Replace call to execvp with calls
12698 to pex_one and exit.
12700 2009-01-03 Anatoly Sokolov <aesok@post.ru>
12702 PR target/29141
12703 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
12704 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
12705 variant for devices with 3-byte PC.
12706 (__tablejump_elpm__): New.
12708 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12710 PR c/32041
12711 * c-parser.c (c_parser_postfix_expression): Allow `->' in
12712 offsetof member-designator, handle it as `[0].'.
12714 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12716 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
12717 function when not using named sections on targets with named sections
12718 if branch distance is less than 262132.
12720 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
12722 * combine.c (combine_instructions): Recompute
12723 optimize_this_for_speed_p for each BB in the main combine loop.
12725 2009-01-12 Tomas Bily <tbily@suse.cz>
12727 PR middlend/38385
12728 * tree-loop-distribution.c (prop_phis): New function.
12729 (generate_builtin): Call prop_phis.
12730 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
12732 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12734 PR tree-optimization/38807
12735 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
12736 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
12738 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12740 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12741 subreg of op0 to the original op0.
12743 2009-01-11 Laurent GUERBY <laurent@guerby.net>
12745 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
12747 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
12749 PR debug/7055
12750 * mips-tfile.c (parse_def): Fix parsing of def strings
12751 starting with digits.
12753 2009-01-10 Jakub Jelinek <jakub@redhat.com>
12755 PR target/38695
12756 * config/arm/arm.c (arm_is_long_call_p): Don't call
12757 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
12759 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
12761 * regrename.c (regrename_optimize): Fix dumping.
12762 (find_oldest_value_reg): Preserve REG_POINTER.
12763 (copy_hardreg_forward_1): Likewise.
12765 2009-01-09 Diego Novillo <dnovillo@google.com>
12767 * gimple.h (struct gimple_statement_base) <uid>: Document
12768 the restrictions on its use.
12769 (gimple_uid): Tidy.
12770 (gimple_set_uid): Tidy.
12772 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12774 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
12775 zero guard even if align_bytes != 0 and count is smaller than
12776 size_needed.
12778 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
12780 PR rtl-optimization/38495
12781 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
12782 (add_range_and_copies_from_move_list): Print all added ranges.
12783 Add ranges to memory optimized destination.
12785 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12787 PR target/38686
12788 PR target/38708
12789 * config/i386/i386.c (override_options): Reject
12790 -mstringop-strategy=rep_8byte with -m32.
12791 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
12792 to 1. Do count comparison against epilogue_size_needed at compile
12793 time even when count_exp was constant forced into register. For
12794 size_needed don't jump to epilogue, instead just avoid aligning
12795 and invoke the body algorithm. If need_zero_guard, add zero guard
12796 even if count is non-zero, but smaller than size_needed + number of
12797 bytes that could be stored for alignment.
12798 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
12799 to 1. If need_zero_guard, add zero guard even if count is non-zero,
12800 but smaller than size_needed + number of bytes that could be stored
12801 for alignment. Compare size_needed with epilogue_size_needed instead
12802 of desired_align - align, don't adjust size_needed, pass
12803 epilogue_size_needed to the epilogue expanders.
12805 PR c/35742
12806 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
12808 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12810 * pa.c (last_address): Change to unsigned.
12811 (update_total_code_bytes): Change argument to unsigned. Don't
12812 check if insn addresses are set.
12813 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
12814 addresses are not set.
12815 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
12817 2009-01-09 Nick Clifton <nickc@redhat.com>
12819 * config/sh/symbian.c: Replace uses of DECL_INLINE with
12820 DECL_DECLARED_INLINE_P.
12822 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12824 PR middle-end/38347
12825 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
12826 GET_MODE (op0) in operand_subword_force calls.
12828 PR middle-end/38771
12829 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
12830 fold_convert arg0 operands to TREE_TYPE (op0) first.
12832 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
12834 * params.def (ira-max-conflict-table-size): Decrease default value
12835 to 1000.
12837 2009-01-08 Jakub Jelinek <jakub@redhat.com>
12839 PR tree-optimization/37031
12840 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
12841 on parameter_set.
12842 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
12843 allocate it using gc instead of heap, use VEC_quick_push instead of
12844 VEC_safe_push.
12845 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
12846 instead of heap, use VEC_quick_push instead of VEC_safe_push.
12847 * tree-data-ref.h (struct access_matrix): Change matrix to gc
12848 allocated vector from heap allocated.
12849 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
12850 * tree-loop-linear.c (linear_transform_loops): Allocate nest
12851 vector only after perfect_loop_nest_depth call.
12853 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
12854 Jan Sjodin <jan.sjodin@amd.com>
12856 PR tree-optimization/38559
12857 * graphite.c (debug_value, copy_constraint,
12858 swap_constraint_variables, scale_constraint_variable, ): New.
12859 (get_lower_bound, get_upper_bound): Removed.
12860 (graphite_trans_bb_strip_mine): Clean up this code that works
12861 only for constant number of iterations. Fully copy upper and
12862 lower bound constraints, not only the constant part of them.
12863 * graphite.h (debug_value): Declared.
12865 2009-01-08 Ira Rosen <irar@il.ibm.com>
12867 PR tree-optimization/37194
12868 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
12869 Don't add the cost of cost model guard in prologue to scalar
12870 outside cost in case of known number of iterations.
12872 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
12873 Alan Modra <amodra@bigpond.net.au>
12875 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
12876 non-word-aligned REG+CONST addressing.
12878 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
12880 PR target/38706
12881 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
12882 free_after_compilation when outputting a thunk.
12883 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
12884 Do not call free_after_compilation here.
12886 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
12888 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
12889 (ix86_valid_target_attribute_inner_p): Ditto.
12891 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
12893 PR tree-optimization/38492
12894 PR tree-optimization/38498
12895 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
12896 * tree-chrec.h (scev_is_linear_expression): Declared.
12897 * graphite.c (graphite_cannot_represent_loop_niter): New.
12898 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
12899 (graphite_loop_normal_form): Use gcc_assert.
12900 (scan_tree_for_params): Use CASE_CONVERT.
12901 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
12902 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
12903 Use gcc_assert. Discard scops that contain unhandled cases.
12904 (build_scop_conditions): Return a boolean status for unhandled cases.
12905 (strip_mine_profitable_p): Print the loop number, not its depth.
12906 (is_interchange_valid): Pass the depth of the loop nest, don't
12907 recompute it wrongly.
12908 (graphite_trans_bb_block): Same.
12909 (graphite_trans_bb_block): Print tentative of loop blocking.
12910 (graphite_trans_scop_block): Do not print that the loop has been
12911 blocked.
12912 (graphite_transform_loops): Do not handle scops that contain condition
12913 scalar phi nodes.
12915 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
12917 AVX Programming Reference (December, 2008)
12918 * config/i386/avxintrin.h (_mm256_stream_si256): New.
12919 (_mm256_stream_pd): Likewise.
12920 (_mm256_stream_ps): Likewise.
12922 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
12923 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
12924 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
12925 (bdesc_special_args): Add __builtin_ia32_movntdq256,
12926 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
12927 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
12928 (ix86_expand_special_args_builtin): Likewise.
12930 * config/i386/sse.md (AVXMODEDI): New.
12931 (avx_movnt<mode>): Likewise.
12932 (avx_movnt<mode>): Likewise.
12933 (<sse>_movnt<mode>): Remove AVX support.
12934 (sse2_movntv2di): Likewise.
12936 2009-01-07 Richard Guenther <rguenther@suse.de>
12938 PR middle-end/38751
12939 * fold-const.c (extract_muldiv): Remove obsolete comment.
12940 (fold_plusminus_mult_expr): Undo MINUS_EXPR
12941 to PLUS_EXPR canonicalization for the canonicalization.
12943 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
12945 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
12946 hosted cross-compilers generating less efficient code.
12948 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
12950 * function.h (rtl_data): Add a dbr_scheduled_p field.
12951 * reorg.c (dbr_schedule): Set it.
12952 (gate_handle_delay_slots): Check it.
12953 * config/mips/mips.c (mips_base_delayed_branch): Delete.
12954 (mips_reorg): Check flag_delayed_branch instead of
12955 mips_base_delayed_branch.
12956 (mips_override_options): Don't set mips_base_delayed_branch
12957 or flag_delayed_branch.
12959 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
12961 PR rtl-optimization/38426.
12962 * ira.c (ira): Set current_function_is_leaf earlier.
12964 2009-01-06 Jakub Jelinek <jakub@redhat.com>
12966 PR rtl-optimization/38722
12967 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
12968 too early, only set a flag and modify after last possible
12969 undo_all point.
12971 2009-01-06 Janis Johnson <janis187@us.ibm.com>
12973 PR c/34252
12974 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
12975 * real.c (decimal_single_format): Correct values of emin and emax.
12976 (decimal_double_format): Ditto.
12977 (decimal_quad_format): Ditto.
12978 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
12979 computation of DECnn_MIN and DECnn_MAX for corrected values of
12980 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
12981 __DECnn_MIN__, and adjust its computation for the corrected value
12982 of emin.
12984 2009-01-06 Jan Hubicka <jh@suse.cz>
12986 PR target/38744
12987 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
12989 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
12991 * doc/contrib.texi (Contributors): Slightly adjust the end note.
12992 Add Robert Clark to the list of testers.
12994 2009-01-06 Jan Hubicka <jh@suse.cz>
12995 Kai Tietz <kai.tietz@onevision.com>
12997 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
12998 * config/i386/i386.c (ix86_expand_call): Add clobbers.
13000 2009-01-06 Jan Hubicka <jh@suse.cz>
13001 Kai Tietz <kai.tietz@onevision.com>
13003 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
13004 for w64 ABI.
13005 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
13006 (ix86_nsaved_regs): Count only general purpose regs.
13007 (ix86_nsaved_sseregs): New.
13008 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
13009 to 16 for w64; compute padding and size of sse reg save area.
13010 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
13011 general purpose regs.
13012 (ix86_emit_save_sse_regs_using_mov): New.
13013 (ix86_expand_prologue): Save SSE regs if needed.
13014 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
13015 (ix86_emit_restore_sse_regs_using_mov): New.
13016 (ix86_expand_epilogue): Save SSE regs if needed.
13018 2009-01-06 Jan Hubicka <jh@suse.cz>
13019 Kai Tietz <kai.tietz@onevision.com>
13021 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
13022 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
13023 functions when accumulate outgoing args is off.
13025 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13027 PR bootstrap/38742
13028 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
13029 before using pseudos_have_intersected_live_ranges_p.
13031 * ira-int.h (ira_assert): Always define.
13033 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13035 AVX Programming Reference (December, 2008)
13036 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
13037 (_mm256_permute2_pd): Likewise.
13038 (_mm_permute2_ps): Likewise.
13039 (_mm256_permute2_ps): Likewise.
13040 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
13041 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
13043 * config/i386/i386.c (ix86_builtins): Remove
13044 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
13045 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
13046 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
13047 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
13048 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
13049 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
13050 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
13051 __builtin_ia32_vpermil2ps256.
13052 (ix86_init_mmx_sse_builtins): Updated.
13053 (ix86_expand_args_builtin): Likewise.
13055 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13057 * pa.c (output_call): Relocate non-jump insns in the delay slot of
13058 long absolute calls when generating PA 2.0 code.
13060 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
13062 PR rtl-optimization/38583
13063 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
13065 * params.def (ira-max-conflict-table-size): New.
13067 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
13069 * ira.h (ira_conflicts_p): New external definition.
13071 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
13072 table. Report this. Return result of building.
13073 (ira_build_conflicts): Use ira_conflicts_p. Check result of
13074 building conflict table.
13076 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
13077 (ira_color): Use ira_conflicts_p.
13079 * global.c: Include ira.h.
13080 (pseudo_for_reload_consideration_p, build_insn_chain): Use
13081 ira_conflicts_p.
13083 * Makefile.in (global.o): Add ira.h.
13085 * ira-build.c (mark_all_loops_for_removal,
13086 propagate_some_info_from_allocno): New.
13087 (remove_unnecessary_allocnos): Call
13088 propagate_some_info_from_allocno.
13089 (remove_low_level_allocnos): New.
13090 (remove_unnecessary_regions): Add parameter. Call
13091 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
13092 parameter to remove_unnecessary_regions.
13093 (ira_build): Remove all regions but root if the conflict table was
13094 not built. Update conflict hard regs for allocnos crossing calls.
13096 * ira.c (ira_conflicts_p): New global.
13097 (ira): Define and use ira_conflicts_p.
13099 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
13100 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
13101 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
13103 2009-01-06 Ben Elliston <bje@au.ibm.com>
13105 * gengtype-lex.l (YY_NO_INPUT): Define.
13107 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13109 PR c/34911
13110 * c-common.c (handle_vector_size_attribute): Also reject
13111 BOOLEAN_TYPE types.
13113 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
13115 PR tree-optimization/38492
13116 * graphite.c (rename_map_elt, debug_rename_elt,
13117 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
13118 rename_map_elt_info, eq_rename_map_elts,
13119 get_new_name_from_old_name, bb_in_sese_p): Moved around.
13120 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
13121 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
13122 (sese_build_livein_liveouts): New.
13123 (new_sese, free_sese): New.
13124 (new_scop): Call new_sese.
13125 (free_scop): Call free_sese.
13126 (rename_variables_from_edge, rename_phis_end_scop): Removed.
13127 (register_old_new_names): Renamed register_old_and_new_names.
13128 (register_scop_liveout_renames, add_loop_exit_phis,
13129 insert_loop_close_phis, struct igp,
13130 default_liveout_before_guard, add_guard_exit_phis,
13131 insert_guard_phis, copy_renames): New.
13132 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
13133 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
13134 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
13135 (scop_adjust_phis_for_liveouts): New.
13136 (gloog): Call scop_adjust_phis_for_liveouts.
13138 * graphite.h (struct sese): Documented. Added fields liveout,
13139 num_ver and livein.
13140 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
13141 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
13142 (struct scop): Added field liveout_renames.
13143 (SCOP_LIVEOUT_RENAMES): New.
13145 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13147 PR tree-optimization/38510
13148 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
13149 (translate_clast): Call recompute_all_dominators before
13150 graphite_verify.
13151 (gloog): Call recompute_all_dominators before graphite_verify.
13153 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13154 Jan Sjodin <jan.sjodin@amd.com>
13156 PR tree-optimization/38500
13157 * graphite.c (create_sese_edges): Call fix_loop_structure after
13158 splitting blocks.
13160 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13162 * config.gcc: Add m32r*-*-rtems*.
13163 * config/m32r/rtems.h: New file.
13165 2009-01-05 Ben Elliston <bje@au.ibm.com>
13167 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
13168 (.po.pox): Likewise.
13169 (po/gcc.pot): Likewise.
13171 2009-01-04 David S. Miller <davem@davemloft.net>
13173 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
13174 (STARTING_FRAME_OFFSET): Always set to zero.
13176 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13178 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
13179 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
13180 fixed-point types, and vectors of the same.
13182 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13184 * config/mips/sync.md (*mb_barrier): Rename to...
13185 (*memory_barrier): ...this.
13187 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
13189 * doc/extend.texi (Function Attributes): Move @cindex after @item
13190 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
13191 and put in alphabetical order. Fix 'target' name and put in order.
13192 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
13193 typos.
13195 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
13197 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
13198 (memory_barrier): Expand as unspec instead of unspec_volatile.
13199 Remove mem:BLK from insn operands. Use Pmode scratch register.
13200 (*memory_barrier): Define as unspec instead of unspec_volatile.
13201 Use (match_dup 0) as input operand.
13203 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
13204 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
13205 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
13206 scratch register. Remove operand 1.
13207 (*stbar): Define as unspec instead of unspec_volatile.
13208 Use (match_dup 0) as input operand, remove (const_int 8).
13209 (*membar): Define as unspec instead of unspec_volatile.
13210 Use (match_dup 0) as input operand, remove input operand 2.
13212 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
13213 (memory_barrier): Expand as unspec instead of unspec_volatile.
13214 Remove mem:BLK from insn operands. Use Pmode scratch register.
13215 (*memory_barrier): Define as unspec instead of unspec_volatile.
13216 Use (match_dup 0) as input operand.
13218 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
13219 Remove mem:BLK from insn operands. Use Pmode scratch register.
13220 Set volatile flag on operand 0.
13221 (*memory_barrier): New insn pattern.
13223 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
13224 insn operands.
13225 (*memory_barrier): Use (match_dup 0) as input operand.
13227 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
13228 Remove mem:BLK from insn operands. Use Pmode scratch register.
13229 Set volatile flag on operand 0.
13230 (*mb_internal): New insn pattern.
13232 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
13234 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13236 PR middle-end/38586
13237 * function.c (struct temp_slot): Move to the section of the file
13238 that deals with temp slots. Remove field 'address'.
13239 (temp_slot_address_table): New hash table of address -> temp slot.
13240 (struct temp_slot_address_entry): New struct, items for the table.
13241 (temp_slot_address_compute_hash, temp_slot_address_hash,
13242 temp_slot_address_eq, insert_temp_slot_address): Support functions
13243 for the new table.
13244 (find_temp_slot_from_address): Rewrite to use the new hash table.
13245 (remove_unused_temp_slot_addresses): Remove addresses of temp
13246 slots that have been made available.
13247 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
13248 worker function for remove_unused_temp_slot_addresses.
13249 (assign_stack_temp_for_type): Don't clear the temp slot address list.
13250 Add the temp slot address to the address -> temp slot map.
13251 (update_temp_slot_address): Update via insert_temp_slot_address.
13252 (free_temp_slots): Call remove_unused_temp_slot_addresses.
13253 (pop_temp_slots): Likewise.
13254 (init_temp_slots): Allocate the address -> temp slot map, or empty
13255 the map if it is already allocated.
13256 (prepare_function_start): Initialize temp slot processing.
13258 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13260 PR middle-end/38584
13261 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
13262 Calculate the size of all stack vars assuming no packing of stack
13263 vars will happen, replacing a quadratic algorithm with a linear one.
13265 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13267 PR target/38707
13268 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
13269 can't be used.
13271 2009-01-03 Diego Novillo <dnovillo@google.com>
13273 * doc/contrib.texi: Update contributions.
13275 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13277 PR c++/38705
13278 * builtins.c (fold_builtin_memory_op): Give up if either operand
13279 is volatile. Set srctype or desttype to non-qualified version
13280 of the other type.
13282 PR c/38700
13283 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
13284 and FUNCTION_DECLs.
13286 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
13288 PR rtl-optimization/35805
13289 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
13290 problem if fast dce is able to remove any instructions.
13291 * dce.c (dce_process_block): Fix dump message.
13293 2009-01-02 Mark Mitchell <mark@codesourcery.com>
13295 PR 33649
13296 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
13298 2009-01-02 Jakub Jelinek <jakub@redhat.com>
13300 PR middle-end/38690
13301 * tree-flow.h (op_code_prio, op_prio): New prototypes.
13302 * tree-pretty-print.c (op_code_prio): New function.
13303 (op_prio): No longer static. Use op_code_prio.
13304 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
13305 Use op_prio and op_code_prio to determine if () should be
13306 printed around operand(s) or not.
13308 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
13309 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
13310 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
13311 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
13312 pp_character instead of pp_string for single letter printing.
13314 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
13316 * doc/extend.texi: Fix '#pragma GCC option' typo.
13318 2009-01-02 Richard Guenther <rguenther@suse.de>
13320 * doc/install.texi (--enable-checking): Mention different
13321 default for stage1.
13322 (--enable-stage1-checking): Document.
13324 2009-01-01 Andrew Pinski <pinskia@gmail.com>
13326 PR middle-end/30142
13327 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
13328 case to be an error.
13330 2009-01-02 Ben Elliston <bje@au.ibm.com>
13332 * config/fp-bit.h (pack_d): Constify argument.
13333 * config/fp-bit.c (makenan): Constify return type. Remove casts.
13334 (isnan): Constify argument.
13335 (isinf): Likewise.
13336 (iszero): Likewise.
13337 (pack_d): Likewise.
13338 (_fpadd_parts): Constify return type.
13339 (_fpmul_parts): Likewise.
13340 (_fpdiv_parts): Likewise.
13342 2009-01-01 Jakub Jelinek <jakub@redhat.com>
13344 PR c/36489
13345 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
13346 warn about overwriting initializer with side-effects or
13347 -Woverride-init if !IMPLICIT.
13348 (output_init_element): Likewise. Pass IMPLICIT down to
13349 add_pending_init.
13350 (process_init_element): Add IMPLICIT argument. Pass it down
13351 to output_init_element.
13352 (push_init_element, pop_init_level, set_designator): Adjust
13353 process_init_element callers.
13354 (set_nonincremental_init, set_nonincremental_init_from_string):
13355 Adjust add_pending_init callers.
13356 (output_pending_init_elements): Adjust output_init_element callers.
13357 * c-tree.h (process_init_element): Adjust prototype.
13358 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
13359 process_init_element callers.
13361 \f
13362 Copyright (C) 2009 Free Software Foundation, Inc.
13364 Copying and distribution of this file, with or without modification,
13365 are permitted in any medium without royalty provided the copyright
13366 notice and this notice are preserved.