1 2009-05-25 Jan Hubicka <jh@suse.cz>
3 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4 * cgraph.h (struct inline_summary): New filed self_wize,
5 size_inlining_benefit, self_time and time_inlining_benefit.
6 (struct cgraph_global_info): Replace insns by time ans size fields.
7 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9 (ipcp_update_callgraph): Do not touch function bodies.
10 * ipa-inline.c: Include except.h
11 (MAX_TIME): New constant.
12 (overall_insns): Remove.
14 (overall_size, max_benefit): New static variables.
15 (cgraph_estimate_time_after_inlining): New function.
16 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17 (cgraph_clone_inlined_nodes): Update size.
18 (cgraph_mark_inline_edge): Update size.
19 (cgraph_estimate_growth): Use size info.
20 (cgraph_check_inline_limits): Check size.
21 (cgraph_default_inline_p): Likewise.
22 (cgraph_edge_badness): Compute badness based on benefit and size cost.
23 (cgraph_decide_recursive_inlining): Check size.
24 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
26 (cgraph_decide_inlining): Likewise.
27 (cgraph_decide_inlining_incrementally): Likewise; honor
28 PARAM_EARLY_INLINING_INSNS.
29 (likely_eliminated_by_inlining_p): New predicate.
30 (estimate_function_body_sizes): New function.
31 (compute_inline_parameters): Use it.
32 * except.c (must_not_throw_labels): New function.
33 * except.h (must_not_throw_labels): Declare.
34 * tree-inline.c (init_inline_once): Kill inlining_weigths
35 * tree-ssa-structalias.c: Avoid uninitialized warning.
36 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
37 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
38 (PARAM_INLINE_CALL_COST): Remove.
39 (PARAM_EARLY_INLINING_INSNS): New.
41 2009-05-25 Richard Guenther <rguenther@suse.de>
43 PR tree-optimization/36327
44 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
45 callback for reference translation or lookup at the point
47 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
48 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
49 for union COMPONENT_REFs.
50 (vn_reference_lookup_3): New callback. Lookup from memset
51 and CONSTRUCTOR assignment, translate through struct copies.
52 (vn_reference_lookup_pieces): Make sure to not free the
53 passed operands array. Adjust walk_non_aliased_vuses call.
54 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
55 make sure we do not leak memory.
57 2009-05-25 Richard Guenther <rguenther@suse.de>
59 * tree-ssa-alias.h (dump_points_to_solution): Declare.
60 * tree-inline.c (expand_call_inline): Reset the escaped and
62 * tree-ssa-structalias.c (pass_build_ealias): New.
63 * tree-pass.h (pass_build_ealias): Declare.
64 * passes.c (init_optimization_passes): Add PTA during
66 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
67 and CALLUSED solutions.
68 (dump_points_to_solution): New function, split out from ...
69 (dump_points_to_info_for): ... here.
70 * tree-parloops.c (parallelize_loops): Reset the escaped and
73 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
76 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
77 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
79 2009-05-25 Ira Rosen <irar@il.ibm.com>
81 PR tree-optimization/40238
82 * tree-vect-stmts.c (vect_init_vector): Insert initialization
83 statements after basic block's labels.
84 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
85 to free the allocated memory.
87 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
89 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
90 return address with a USE.
92 2009-05-24 Richard Guenther <rguenther@suse.de>
95 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
96 array type from the main variant of the inner type.
98 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
100 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
101 definition to bool (from int) to un-break build.
102 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
104 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
106 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
107 discard_stmt_changes): Delete.
108 * tree-ssa-operands.c (scb_stack): Delete.
109 (init_ssa_operands): Do not initialize it.
110 (fini_ssa_operands): Do not free it.
111 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
113 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
114 update_stmt, remove the others. Fix comments.
115 * tree-dfa.c (optimize_stack_restore): Likewise.
116 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
117 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
118 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
119 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
121 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
122 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
123 (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan.
124 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
125 (stmts_to_rescan): Change item type to gimple.
126 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
128 2009-05-24 Ira Rosen <irar@il.ibm.com>
130 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
131 * tree-pass.h (pass_slp_vectorize): New pass.
132 * params.h (SLP_MAX_INSNS_IN_BB): Define.
133 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
134 * tree-vectorizer.c (timevar.h): Include.
135 (user_vect_verbosity_level): Declare.
136 (vect_location): Fix comment.
137 (vect_set_verbosity_level): Update user_vect_verbosity_level
138 instead of vect_verbosity_level.
139 (vect_set_dump_settings): Add an argument. Ignore user defined
140 verbosity if dump flags require higher level of verbosity. Print to
141 stderr only for loop vectorization.
142 (vectorize_loops): Update call to vect_set_dump_settings.
143 (execute_vect_slp): New function.
144 (gate_vect_slp): Likewise.
145 (struct gimple_opt_pass pass_slp_vectorize): New.
146 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
148 (vec_info_for_bb): New function.
149 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
150 (VECTORIZATION_ENABLED): New macro.
151 (SLP_ENABLED, SLP_DISABLED): Likewise.
152 (vect_is_simple_use): Add bb_vec_info argument.
153 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
154 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
155 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
156 vect_schedule_slp, vect_analyze_slp): Likewise.
157 (vect_analyze_stmt): Add slp_tree argument.
158 (find_bb_location): Declare.
159 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
160 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
161 (vect_analyze_loop_operations, vect_analyze_loop,
162 get_initial_def_for_induction, vect_create_epilog_for_reduction,
163 vect_finalize_reduction, vectorizable_reduction,
164 vectorizable_live_operation, vect_transform_loop): Likewise.
165 * tree-data-ref.c (dr_analyze_innermost): Update comment,
166 skip evolution analysis if analyzing a basic block.
167 (dr_analyze_indices): Likewise.
168 (initialize_data_dependence_relation): Skip the test whether the
169 object is invariant for basic blocks.
170 (compute_all_dependences): Skip dependence analysis for data
171 references in basic blocks.
172 (find_data_references_in_stmt): Don't fail in case of invariant
173 access in basic block.
174 (find_data_references_in_bb): New function.
175 (find_data_references_in_loop): Move code to
176 find_data_references_in_bb and add a call to it.
177 (compute_data_dependences_for_bb): New function.
178 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
179 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
181 (vect_analyze_data_ref_dependence): Check for interleaving in case of
182 unknown dependence in basic block and fail in case of dependence in
184 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
185 dependence instances from either loop or basic block vectorization
187 (vect_compute_data_ref_alignment): Check if it is loop vectorization
188 before calling nested_in_vect_loop_p.
189 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
190 dependence instances from either loop or basic block vectorization
192 (vect_verify_datarefs_alignment): Likewise.
193 (vect_enhance_data_refs_alignment): Adjust function calls.
194 (vect_analyze_data_refs_alignment): Likewise.
195 (vect_analyze_group_access): Fix printing. Skip different checks if
196 DR_STEP is 0. Keep strided stores either in loop or basic block
197 vectorization data structure. Fix indentation.
198 (vect_analyze_data_ref_access): Fix comments, allow zero step in
200 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
201 dependence instances from either loop or basic block vectorization
203 (vect_analyze_data_refs): Update comment. Call
204 compute_data_dependences_for_bb to analyze basic blocks.
205 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
206 case of loop vectorization. In case of basic block vectorization use
207 data-ref itself as a base.
208 (vect_create_data_ref_ptr): In case of basic block vectorization:
209 don't advance the pointer, add new statements before the current
210 statement. Adjust function calls.
211 (vect_supportable_dr_alignment): Support only aligned accesses in
212 basic block vectorization.
213 * common.opt (ftree-slp-vectorize): New flag.
214 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
215 (vect_pattern_recog_1): Likewise.
216 * tree-vect-stmts.c (process_use): Likewise.
217 (vect_init_vector): Add new statements in the beginning of the basic
218 block in case of basic block SLP.
219 (vect_get_vec_def_for_operand): Adjust function calls.
220 (vect_finish_stmt_generation): Likewise.
221 (vectorizable_call): Add assert that it is loop vectorization, adjust
223 (vectorizable_conversion, vectorizable_assignment): Likewise.
224 (vectorizable_operation): In case of basic block SLP, take
225 vectorization factor from statement's type and skip the relevance
226 check. Adjust function calls.
227 (vectorizable_type_demotion): Add assert that it is loop
228 vectorization, adjust function calls.
229 (vectorizable_type_promotion): Likewise.
230 (vectorizable_store): Check for outer loop only in case of loop
231 vectorization. Adjust function calls. For basic blocks, skip the
232 relevance check and don't advance pointers.
233 (vectorizable_load): Likewise.
234 (vectorizable_condition): Add assert that it is loop vectorization,
235 adjust function calls.
236 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
237 that it is not reduction, get vector type, call only supported
238 functions, skip loop specific parts.
239 (vect_transform_stmt): Check for outer loop only in case of loop
241 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
242 (vect_is_simple_use): Fix comment, add new argument, fix conditions
243 for external definition.
244 * passes.c (pass_slp_vectorize): New pass.
245 * tree-vect-slp.c (find_bb_location): New function.
246 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
247 check for patterns only in loops.
248 (vect_build_slp_tree): Add argument, adjust function calls, fail in
249 case of multiple types in basic block SLP.
250 (vect_mark_slp_stmts_relevant): New function.
251 (vect_supported_load_permutation_p): Fix comment.
252 (vect_analyze_slp_instance): Add argument. In case of basic block
253 SLP, take vectorization factor from statement's type, check that
254 unrolling factor is 1. Adjust function call. Save SLP instance in
255 either loop or basic block vectorization structure. Return FALSE,
257 (vect_analyze_slp): Add argument. Get strided stores groups from
258 either loop or basic block vectorization structure. Return FALSE
259 if basic block SLP failed.
260 (new_bb_vec_info): New function.
261 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
262 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
263 (vect_schedule_slp): Add argument. Get SLP instances from either
264 loop or basic block vectorization structure. Set vectorization factor
265 to be 1 for basic block SLP.
266 (vect_slp_transform_bb): New function.
267 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
269 2009-05-23 Mark Mitchell <mark@codesourcery.com>
271 * final.c (shorten_branches): Do not align labels for jump tables.
272 (final_scan_insn): Use JUMP_TABLE_DATA_P.
274 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
276 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
277 Remove outdated reference to flow.c and fix nits.
278 * doc/gccint.texi: Tweak RTL description.
279 * doc/rtl.texi: Likewise.
281 2009-05-23 Denis Chertykov <chertykov@gmail.com>
283 * config/avr/avr.c: Change my email address.
284 * config/avr/avr.h: Likewise.
285 * config/avr/avr.md: Likewise.
286 * config/avr/avr-protos.h: Likewise.
287 * config/avr/libgcc.S: Likewise.
289 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
291 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
292 (spu_split_load, spu_split_store): Change return type to int.
293 (spu_split_convert): Declare.
294 * config/spu/predicates.md (spu_mem_operand): Remove.
295 (spu_mov_operand): Update.
296 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
297 * config/spu/spu.c (regno_aligned_for_load): Remove.
298 (reg_aligned_for_addr, spu_expand_load): Define.
299 (spu_expand_extv): Reimplement and handle MEM.
300 (spu_expand_insv): Handle MEM.
301 (spu_sched_reorder): Handle insn's with length 0.
302 (spu_legitimate_address_p): Reimplement.
303 (store_with_one_insn_p): Return TRUE for any mode with size
304 larger than 16 bytes.
305 (address_needs_split): Define.
306 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
308 (spu_convert_move): Define.
309 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
310 (spu_split_store): Change all MEM's to TImode.
311 (spu_init_expanders): Preallocate registers that correspond to
312 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
314 (spu_split_convert): Define.
315 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
316 (_move<mode>, _movdi, _movti): Update predicate and condition.
317 (load, store): Change to define_split.
318 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
320 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
321 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
322 define_insn_and_split of lshr<mode>3.
323 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
324 (<v>ashr<mode>3_imm): Define.
325 (extv, extzv, insv): Allow MEM operands.
326 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
327 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
328 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
329 (_spu_convert2): Change to define_insn_and_split and remove the
330 corresponding define_peephole2.
331 (stack_protect_set, stack_protect_test, stack_protect_test_si):
332 Change predicates to memory_operand.
334 2009-05-22 Mark Mitchell <mark@codesourcery.com>
336 * config/arm/thumb2.md: Add 16-bit multiply instructions.
338 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
340 PR tree-optimization/40219
341 * tree.c (iterative_hash_expr): Make sure the builtin function is
342 a normal builtin function and not a front end or back end builtin
343 before indexing into the built_in_decls array.
345 2009-05-22 Richard Guenther <rguenther@suse.de>
348 * alias.c (write_dependence_p): Do not use TBAA for answering
349 anti-dependence or output-dependence.
350 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
351 (emit_pointer_definition): Remove.
352 (emit_alias_warning): Likewise.
353 (find_what_var_points_to): Remove TBAA pruning code.
354 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
356 (compute_points_to_sets): Remove code computing the set of
357 dereferenced pointers.
358 * tree-data-ref.c (dr_may_alias_p): Properly use the split
359 oracle for querying anti and output dependencies.
360 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
361 if TBAA may be applied.
362 (refs_anti_dependent_p): New function.
363 (refs_output_dependent_p): Likewise.
364 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
365 (refs_output_dependent_p): Likewise.
366 * doc/tree-ssa.texi (Memory model): New section.
367 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
368 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
369 * cfgexpand.c (expand_gimple_basic_block): Do not handle
370 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
371 * expr.c (expand_expr_real_1): Likewise.
372 * gimple-low.c (lower_stmt): Likewise.
373 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
374 (dump_gimple_cdt): Remove.
375 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
376 (gimple_size): Likewise.
377 (walk_gimple_op): Likewise.
378 (is_gimple_stmt): Likewise.
379 (walk_stmt_load_store_addr_ops): Likewise.
380 (gimple_build_cdt): Remove.
381 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
382 * gimple.h (gimple_cdt_new_type): Remove.
383 (gimple_cdt_new_type_ptr): Likewise.
384 (gimple_cdt_set_new_type): Likewise.
385 (gimple_cdt_location): Likewise.
386 (gimple_cdt_location_ptr): Likewise.
387 (gimple_cdt_set_location): Likewise.
388 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
389 * tree-cfg.c (remove_useless_stmts_1): Do not handle
390 GIMPLE_CHANGE_DYNAMIC_TYPE.
391 (verify_types_in_gimple_stmt): Likewise.
392 * tree-inline.c (estimate_num_insns): Likewise.
393 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
394 (copy_decl_to_var): Likewise.
395 (copy_result_decl_to_var): Likewise.
396 * tree-pretty-print.c (dump_generic_node): Do not handle
397 CHANGE_DYNAMIC_TYPE_EXPR.
398 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
399 * tree-ssa-operands.c (get_expr_operands): Likewise.
400 * tree-ssa-structalias.c (struct variable_info): Remove
401 no_tbaa_pruning member.
402 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
403 (unify_nodes): Do not copy it.
404 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
405 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
406 (set_uids_in_ptset): Do not check it.
407 (find_what_var_points_to): Likewise.
408 (compute_tbaa_pruning): Remove.
409 (compute_points_to_sets): Do not call it.
410 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
411 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
412 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
413 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
414 (DECL_NO_TBAA_P): Likewise.
415 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
416 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
417 (expand_omp_atomic_pipeline): Do not set it.
418 * print-tree.c (print_node): Do not dump it.
419 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
422 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
425 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
428 2009-05-22 Mark Mitchell <mark@codesourcery.com>
430 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
433 2009-05-22 Ben Elliston <bje@au.ibm.com>
435 * Makefile.in (bversion.h, s-bversion): New targets.
436 (TOPLEV_H): Add bversion.h.
437 * toplev.h: Include "bversion.h".
438 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
439 the __format__ attribute only if compiling with the same version
440 of GCC as the sources (the "build version").
442 2009-05-22 Ben Elliston <bje@au.ibm.com>
444 * c-format.c (handle_format_attribute): Fix comment typo.
446 2009-05-21 Steve Ellcey <sje@cup.hp.com>
449 * config/ia64/ia64.opt (mfused-madd): New.
450 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
451 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
452 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
453 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
454 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
455 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
456 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
457 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
458 instruction if !TARGET_FUSED_MADD.
459 (fpma, fpms): Remove colon from name.
461 2009-05-22 Richard Guenther <rguenther@suse.de>
463 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
464 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
465 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
467 (create_expression_by_pieces): Only convert if necessary.
468 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
469 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
471 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
473 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
474 regular pattern from a template and rename it ...
475 (*extzv_truncsi_exts): ... to this.
477 2009-05-21 Richard Guenther <rguenther@suse.de>
479 * cgraph.h (struct cgraph_node): Remove inline_decl member.
480 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
481 (cgraph_default_inline_p): Likewise.
482 (cgraph_decide_inlining_incrementally): Likewise.
484 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
485 Uros Bizjak <ubizjak@gmail.com>
487 * config/i386/cpuid.h (bit_MOVBE): New.
489 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
491 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
492 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
493 (ix86_handle_option): Handle OPT_mmovbe.
494 (ix86_target_string): Add -mmovbe.
495 (pta_flags): Add PTA_MOVBE.
496 (processor_alias_table): Add PTA_MOVBE to "atom".
497 (override_options): Handle PTA_MOVBE.
499 * config/i386/i386.h (TARGET_MOVBE): New.
501 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
502 (*bswapsi_movbe): New.
503 (*bswapdi_movbe): Likewise.
504 (bswapdi2): Renamed to ...
506 (bswapdi2): New expander.
508 * config/i386/i386.opt (mmovbe): New.
510 * doc/invoke.texi: Document -mmovbe.
512 2009-05-21 Taras Glek <tglek@mozilla.com>
514 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
515 * gcc-plugin.h (plugin_init): Updated signature.
516 * gcc-plugin.h (plugin_name_args): Moved to this header.
517 * doc/plugins.texi (plugin_init): Updated documention to reflect
519 * doc/plugins.texi (plugin_name_args): Added to documention.
521 2009-05-21 Mark Mitchell <mark@codesourcery.com>
523 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
524 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
526 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
528 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
529 JUMP_TABLE_DATA_P predicates where applicable.
530 * config/i386/predicates.md: Ditto.
531 * config/i386/sse.md: Ditto.
533 2009-05-21 Jakub Jelinek <jakub@redhat.com>
535 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
536 operand2 -128 override length_immediate attribute to 1.
537 * config/i386/predicates.md (constm128_operand): New predicate.
539 * config/i386/i386.c (memory_address_length): Handle %r12
540 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
542 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
543 mode look through optional ZERO_EXTEND and SUBREG.
544 * config/i386/i386.md (R12_REG): New define_constant.
545 (prefix_data16): For sse unit set also for MODE_TI insns.
546 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
547 insns set if operand 1 is ext_QIreg_operand.
548 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
549 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
551 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
552 mode from MODE_DI to MODE_SI.
553 (movdi_1_rex64): Override modrm and length_immediate attributes
554 only for movabs (TYPE_IMOV, alternative 2).
555 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
556 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
557 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
558 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
559 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
560 prefix_rex attribute if DImode.
561 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
562 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
563 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
564 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
565 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
566 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
567 Likewise. For TYPE_IMOV clear length_immediate attribute.
568 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
569 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
570 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
571 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
572 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
573 or one operand TYPE_ISHIFT.
574 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
575 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
576 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
577 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
578 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
579 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
580 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
581 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
582 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
583 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
584 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
585 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
586 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
587 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
588 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
589 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
590 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
591 set mode attribute, don't override length attribute.
592 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
594 (return_internal_long): Set length attribute to 2 instead of 1.
595 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
596 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
597 prefix_rex attribute.
598 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
600 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
602 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
604 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
606 2009-05-20 Ian Lance Taylor <iant@google.com>
608 * tree.c (build_tree_list_vec_stat): New function.
609 (ctor_to_vec): New function.
610 (build_nt_call_vec): New function.
611 (build_call_array): Change args to be a const pointer.
612 (build_call_vec): New function.
613 * tree.h (build_nt_call_vec): Declare.
614 (build_tree_list_vec_stat): Declare.
615 (build_tree_list_vec): Define.
616 (build_call_array): Update declaration.
617 (build_call_vec): Declare.
618 (ctor_to_vec): Declare.
619 * c-common.c (tree_vector_cache): New static variable.
620 (make_tree_vector): New function.
621 (release_tree_vector): New function.
622 (make_tree_vector_single): New function.
623 (make_tree_vector_copy): New function.
624 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
625 (make_tree_vector_single, make_tree_vector_copy): Declare.
626 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
627 (c_parser_expr_list): Don't manage cache here, instead call
629 (c_parser_release_expr_list): Remove static function.
630 (c_parser_vec_to_tree_list): Remove static function.
631 (c_parser_attributes): Call build_tree_list_vec instead of
632 c_parser_vec_to_tree_list. Call release_tree_vector instead of
633 c_parser_release_expr_list.
634 (c_parser_postfix_expression_after_primary): Likewise.
635 (c_parser_objc_keywordexpr): Likewise.
637 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
639 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
640 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
641 TARGET_CONVERT_TO_TYPE.
642 * hooks.c (hook_tree_const_tree_null): Define.
643 * hooks.h (hook_tree_const_tree_null): Declare.
644 * target.h (struct gcc_target): Add invalid_parameter_type,
645 invalid_return_type, promoted_type, and convert_to_type fields.
646 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
647 (TARGET_INVALID_RETURN_TYPE): Define.
648 (TARGET_PROMOTED_TYPE): Define.
649 (TARGET_CONVERT_TO_TYPE): Define.
650 (TARGET_INITIALIZER): Update for new fields.
651 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
652 (grokparms): Check targetm.invalid_parameter_type.
653 * c-typeck.c (default_conversion): Check targetm.promoted_type.
654 * c-convert.c (convert): Check targetm.convert_to_type.
656 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
658 * config/mips/mips.md (*extenddi_truncate<mode>,
659 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
661 (*extendhi_truncateqi): New define_insn_and_sptit.
663 2009-05-20 Jakub Jelinek <jakub@redhat.com>
666 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
667 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
669 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
671 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
672 the operand of VIEW_CONVERT_EXPR.
674 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
676 * config/i386/driver-i386.c (host_detect_local_cpu): Check
677 extended family and model for Intel processors. Support Intel
680 2009-05-20 Olivier Hainque <hainque@adacore.com>
682 * gstab.h (stab_code_type): Define, to be used instead of the
683 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
685 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
686 occurrences by stab_code_type.
687 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
689 2009-05-20 Martin Jambor <mjambor@suse.cz>
691 * tree-flow.h (insert_edge_copies_seq): Undeclare.
692 (sra_insert_before): Likewise.
693 (sra_insert_after): Likewise.
694 (sra_init_cache): Likewise.
695 (sra_type_can_be_decomposed_p): Likewise.
696 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
697 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
698 (sra_insert_before): Likewise.
699 (sra_insert_after): Likewise.
700 (sra_init_cache): Likewise.
701 (insert_edge_copies_seq): Made static and moved upwards.
703 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
706 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
708 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
709 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
712 2009-05-20 Richard Guenther <rguenther@suse.de>
714 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
715 with mismatched comparison modes.
717 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
719 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
720 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
721 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
722 with shifts for Thumb2.
723 (orsi_notsi): New for orn.
724 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
725 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
726 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
727 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
728 Don't invert remainder for IOR.
730 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
732 PR tree-optimization/40087
733 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
734 number_of_iterations_ne): Rename never_infinite argument.
735 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
736 number_of_iterations_le): Handle pointer-type ivs when
737 exit_must_be_taken is false.
738 (number_of_iterations_cond): Do not always assume that
739 exit_must_be_taken if the control variable is a pointer.
741 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
743 * c-typeck.c (build_binary_op): Allow % on integal vectors.
744 * doc/extend.texi (Vector Extension): Document that % is allowed too.
746 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
748 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
749 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
751 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
754 * c.opt (Wlogical-op): Disabled by default.
755 * c-opt (c_common_post_options): Do not enable Wlogical-op with
757 * doc/invoke.texi (Wlogical-op): Likewise.
759 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
761 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
763 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
764 Propagate the type of the first operand.
765 <ASSERT_EXPR>: Simplify.
766 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
767 Rewrite using the RHS code as discriminant.
768 <NOP_EXPR>: Turn into CASE_CONVERT.
769 <PLUS_EXPR>: Propagate the type of the first operand.
771 2009-05-19 Steve Ellcey <sje@cup.hp.com>
773 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
774 (ia64_dconst_0_375): New.
775 * config/ia64/ia64.c (ia64_override_options): Remove
776 -minline-sqrt-min-latency warning.
777 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
778 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
779 * config/ia64/ia64.md (*sqrt_approx): Remove.
780 (sqrtsf2): Remove #if 0.
781 (sqrtsf2_internal_thr): Rewrite and move to div.md.
782 (sqrtdf): Remove assert.
783 (sqrtdf2_internal_thr): Rewrite and move to div.md.
784 (sqrtxf2): Remove #if 0.
785 (sqrtxf2_internal_thr): Rewrite and move to div.md.
786 * div.md (sqrt_approx_rf): New.
787 (sqrtsf2_internal_thr): New implementation.
788 (sqrtsf2_internal_lat): New.
789 (sqrtdf2_internal_thr: New implementation.
790 (sqrtxf2_internal): New implementation.
792 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
793 Hans-Peter Nilsson <hp@axis.com>
795 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
796 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
797 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
798 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
799 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
800 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
801 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
802 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
803 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
804 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
805 * c-common.c: ...from here.
807 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
809 * c-common.c (warn_logical_operator): Remove unnecessary
812 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
814 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
816 2009-05-19 Ben Elliston <bje@au.ibm.com>
818 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
819 assignments with memcpy calls.
820 (add_fdes): Likewise.
821 (binary_search_unencoded_fdes): Likewise.
822 (linear_search_fdes): Eliminate type puns.
824 2009-05-19 Richard Guenther <rguenther@suse.de>
826 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
827 not falsely claim to have propagated into all uses.
829 2009-05-19 Ben Elliston <bje@au.ibm.com>
831 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
834 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
836 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
837 * config/sh/sh.c (sh_legitimate_address_p): Make static.
838 (TARGET_LEGITIMATE_ADDRESS_P): New.
839 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
840 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
842 2009-05-18 Dodji Seketeli <dodji@redhat.com>
845 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
846 child of the containing namespace's DIE.
848 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
850 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
851 *zero_extendhi_truncqi): Move after the zero_extend patterns.
852 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
855 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
858 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
859 gen_align with gen_pad.
860 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
861 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
863 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
864 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
866 * config/i386/i386.md (align): Renamed to ...
867 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
868 ASM_OUTPUT_MAX_SKIP_PAD.
870 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
872 * config.gcc: Fix variable syntax.
875 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
876 before calling exact_log2.
877 (output_iorsi3): Likewise.
878 (output_xorsi3): Likewise.
880 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
882 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
883 for the none zero constant operand except for EQ and NE
884 comprisons even when the first operand is R0.
886 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
888 * config/s390/2064.md: Remove trailing whitespaces.
889 * config/s390/2084.md: Likewise.
890 * config/s390/constraints.md: Likewise.
891 * config/s390/fixdfdi.h: Likewise.
892 * config/s390/libgcc-glibc.ver: Likewise.
893 * config/s390/s390-modes.def: Likewise.
894 * config/s390/s390-protos.h: Likewise.
895 * config/s390/s390.c: Likewise.
896 * config/s390/s390.h: Likewise.
897 * config/s390/s390.md: Likewise.
898 * config/s390/tpf-unwind.h: Likewise.
900 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
902 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
904 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
907 * configure.ac (m68k-*-*): Check if binutils support TLS.
908 * configure: Regenerate.
909 * config/m68k/predicates.md (symbolic_operand): Extend comment.
910 * config/m68k/constraints.md (Cu): New constraint.
911 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
912 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
913 (movsi): Handle TLS symbols.
914 (addsi3_5200): Handle XTLS symbols, indent.
915 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
916 (m68k_tls_reference_p): Declare.
917 (m68k_legitimize_address): Declare.
918 (m68k_unwrap_symbol): Declare.
919 * config/m68k/m68k.opt (mxtls): New option.
920 * config/m68k/m68k.c (ggc.h): Include.
921 (m68k_output_dwarf_dtprel): Implement hook.
922 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
923 (m68k_expand_prologue): Load GOT pointer when function needs it.
924 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
925 (m68k_legitimate_constant_address_p): Same.
926 (m68k_decompose_address): Handle TLS references.
927 (m68k_get_gp): New static function.
928 (enum m68k_reloc): New contants.
929 (TLS_RELOC_P): New macro.
930 (m68k_wrap_symbol): New static function.
931 (m68k_unwrap_symbol): New function.
932 (m68k_final_prescan_insn_1): New static function.
933 (m68k_final_prescan_insn): New function.
934 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
936 (legitimize_pic_address): Handle TLS references..
937 (m68k_tls_get_addr, m68k_get_tls_get_addr)
938 (m68k_libcall_value_in_a0_p)
939 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
940 (m68k_call_m68k_read_tp): Helper variables and functions for ...
941 (m68k_legitimize_tls_address): Handle TLS references.
942 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
944 (m68k_legitimize_address): Handle TLS symbols.
945 (m68k_get_reloc_decoration): New static function.
946 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
948 (m68k_output_dwarf_dtprel): Implement hook.
949 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
950 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
951 m68k_call_* routines.
952 (sched_attr_op_type): Handle TLS symbols.
953 (gt-m68k.h): Include.
954 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
955 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
957 2009-05-18 Martin Jambor <mjambor@suse.cz>
959 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
960 (visit_store_addr_for_mod_analysis): New function.
961 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
962 (determine_cst_member_ptr): Use gimple_assign_single_p.
963 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
964 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
965 operands. Don't check number of operands of a NOP_EXPR.
967 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
969 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
971 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
974 * c-common.c (warn_logical_operator): Don't warn if one of
975 expression isn't always true or false.
977 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
979 * config/i386/biarch32.h: New file.
980 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
982 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
984 * config/mips/mips.md (*zero_extend<mode>_trunchi,
985 *zero_extend<mode>_truncqi): Merge these into ...
986 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
987 Name the pattern following this as *zero_extendhi_truncqi.
989 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
992 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
993 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
994 (output_info): Make field HOST_WIDEST_INT.
995 (print_statistics): Use HOST_WIDEST_INT_PRINT.
996 (dump_bitmat_statistics): Same.
998 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
1000 * config.gcc (use_gcc_stdint): Set to wrap.
1001 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
1002 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
1003 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1004 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1005 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1006 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1007 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1008 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1010 2009-05-16 Joseph Myers <joseph@codesourcery.com>
1012 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
1014 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
1015 Move definitions earlier.
1016 (OPT_ARCH64, OPT_ARCH32): Define.
1017 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
1020 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1023 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
1026 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1028 * arm.md (movdi2): Copy non-reg values to DImode registers.
1030 2009-05-16 Jakub Jelinek <jakub@redhat.com>
1033 * final.c (label_to_max_skip): New function.
1034 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
1035 CODE_LABEL_NUMBER <= max_labelno.
1036 * output.h (label_to_max_skip): New prototype.
1037 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
1038 (ix86_avoid_jump_mispredicts): ... this. Don't define if
1039 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
1040 Handle CODE_LABELs with >= 16 byte alignment or with
1041 max_skip == (1 << align) - 1.
1042 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
1043 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
1046 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
1047 .p2align 3 if MAX_SKIP is smaller than 7.
1048 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1050 2009-05-15 Ian Lance Taylor <iant@google.com>
1052 * alias.c (struct alias_set_entry_d): Rename from struct
1053 alias_set_entry. Change all uses.
1054 * except.c (struct call_site_record_d): Rename from struct
1055 call_site_record. Change all uses.
1056 * except.h (struct eh_region_d): Rename from struct eh_region.
1058 * gcse.c (struct hash_table_d): Rename from struct hash_table.
1060 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
1061 ivtype_map_elt. Change all uses.
1062 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
1064 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
1065 * graphite.h (struct name_tree_d): Rename from struct name_tree.
1067 (struct sese_d): Rename from struct sese. Change all uses.
1068 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
1069 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
1070 * optabs.h (struct optab_d): Rename from struct optab. Change all
1072 (struct convert_optab_d): Rename from struct convert_optab.
1074 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
1075 ipa_opt_pass. Change all uses.
1076 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
1079 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
1080 defined as a typedef.
1081 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
1084 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1087 * fold-const.c (make_range,build_range_check,merge_ranges): Move
1089 (merge_ranges): Returns bool.
1090 * tree.h (make_range): .. to here.
1091 (build_range_check): Likewise.
1092 (merge_ranges): Likewise. Renamed from merge_ranges.
1093 * c-typeck.c (parser_build_binary_op): Update calls to
1094 warn_logical_operator.
1095 * c-common.c (warn_logical_operator): Add new warning.
1096 * c-common.h (warn_logical_operator): Update declaration.
1098 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1100 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
1102 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1104 * doc/install.texi: Document MPC requirements, flags etc.
1106 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
1107 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
1108 Evaluate constant arguments.
1109 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
1110 (fold_builtin_1): Likewise, also evaluate constant arguments.
1111 Remove superfluous break.
1112 (do_mpc_ckconv): New.
1113 * real.h: Include mpc.h.
1114 * toplev.c (print_version): Output MPC version info if available.
1116 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1118 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
1120 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
1122 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
1125 2009-05-15 Jan Hubicka <jh@suse.cz>
1127 * doc/invoke.texi (max-early-inliner-iterations): New flag.
1128 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
1129 (try_inline): Fix return value.
1130 (cgraph_decide_inlining_incrementally): Honor new value.
1131 (cgraph_early_inlining): Handle indirect inlining.
1132 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
1134 2009-05-15 Jan Hubicka <jh@suse.cz>
1136 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
1137 * cgraphunit.c (cgraph_finalize_function): Set it.
1138 (cgraph_expand_function): Use it.
1140 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1142 * real.c (encode_ieee_half): Define.
1143 (decode_ieee_half): Define.
1144 (ieee_half_format): Define.
1145 (arm_half_format): Define.
1146 * real.h (ieee_half_format): Declare.
1147 (arm_half_format): Declare.
1149 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1151 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
1152 swapped, and reversed optabs exist before trying to use them.
1154 2009-05-15 Paul Brook <paul@codesourcery.com>
1155 Sandra Loosemore <sandra@codesourcery.com>
1157 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
1158 loads. Allow PRE_DEC.
1159 (output_move_neon): Handle PRE_DEC.
1160 (arm_print_operand): Add 'A' for neon structure loads.
1161 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
1162 * config/arm/neon.md (neon_mov): Update comment.
1163 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
1165 (Um): New constraint.
1167 2009-05-15 Jan Hubicka <jh@suse.cz>
1169 Revert the following patch until testsuite fallout is fixed:
1170 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1171 * cgraph.h (struct inline_summary): New filed self_wize,
1172 size_inlining_benefit, self_time and time_inlining_benefit.
1173 (struct cgraph_global_info): Replace insns by time ans size fields.
1174 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1175 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1176 (ipcp_update_callgraph): Do not touch function bodies.
1177 * ipa-inline.c: Include except.h
1178 (MAX_TIME): New constant.
1179 (overall_insns): Remove
1180 (overall_size, max_benefit): New static variables.
1181 (cgraph_estimate_time_after_inlining): New function.
1182 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1183 (cgraph_clone_inlined_nodes): Update size.
1184 (cgraph_mark_inline_edge): Update size.
1185 (cgraph_estimate_growth): Use size info.
1186 (cgraph_check_inline_limits): Check size.
1187 (cgraph_default_inline_p): Likewise.
1188 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1189 (cgraph_decide_recursive_inlining): Check size.
1190 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1192 (cgraph_decide_inlining): Likewise.
1193 (cgraph_decide_inlining_incrementally): Likewise; honor
1194 PARAM_EARLY_INLINING_INSNS.
1195 (likely_eliminated_by_inlining_p): New predicate.
1196 (estimate_function_body_sizes): New function.
1197 (compute_inline_parameters): Use it.
1198 * except.c (must_not_throw_labels): New function.
1199 * except.h (must_not_throw_labels): Declare.
1200 * tree-inline.c (init_inline_once): Kill inlining_weigths
1201 * tree-ssa-structalias.c: Avoid uninitialized warning.
1202 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1203 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1204 (PARAM_INLINE_CALL_COST): Remove.
1205 (PARAM_EARLY_INLINING_INSNS): New.
1207 2009-05-15 Richard Guenther <rguenther@suse.de>
1209 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
1210 not TODO_update_ssa.
1212 2009-05-15 Richard Guenther <rguenther@suse.de>
1214 PR tree-optimization/39999
1215 * gimple.h (gimple_expr_type): Use the expression type looking
1216 through useless conversions.
1217 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
1218 (vn_nary_op_insert_stmt): Likewise.
1219 (simplify_binary_expression): Likewise.
1221 2009-05-15 Richard Guenther <rguenther@suse.de>
1223 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1224 New options, enabled by default.
1225 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1227 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
1228 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
1229 * tree-ssa-structalias.c (gate_tree_pta): New function.
1230 (pass_build_alias): Use it.
1232 2009-05-15 Joseph Myers <joseph@codesourcery.com>
1234 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
1235 recurse on an invariant address if a conversion from a pointer
1236 type to a wider integer type is involved.
1238 2009-05-15 Jan Hubicka <jh@suse.cz>
1240 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1241 * cgraph.h (struct inline_summary): New filed self_wize,
1242 size_inlining_benefit, self_time and time_inlining_benefit.
1243 (struct cgraph_global_info): Replace insns by time ans size fields.
1244 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1245 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1246 (ipcp_update_callgraph): Do not touch function bodies.
1247 * ipa-inline.c: Include except.h
1248 (MAX_TIME): New constant.
1249 (overall_insns): Remove
1250 (overall_size, max_benefit): New static variables.
1251 (cgraph_estimate_time_after_inlining): New function.
1252 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1253 (cgraph_clone_inlined_nodes): Update size.
1254 (cgraph_mark_inline_edge): Update size.
1255 (cgraph_estimate_growth): Use size info.
1256 (cgraph_check_inline_limits): Check size.
1257 (cgraph_default_inline_p): Likewise.
1258 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1259 (cgraph_decide_recursive_inlining): Check size.
1260 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1262 (cgraph_decide_inlining): Likewise.
1263 (cgraph_decide_inlining_incrementally): Likewise; honor
1264 PARAM_EARLY_INLINING_INSNS.
1265 (likely_eliminated_by_inlining_p): New predicate.
1266 (estimate_function_body_sizes): New function.
1267 (compute_inline_parameters): Use it.
1268 * except.c (must_not_throw_labels): New function.
1269 * except.h (must_not_throw_labels): Declare.
1270 * tree-inline.c (init_inline_once): Kill inlining_weigths
1271 * tree-ssa-structalias.c: Avoid uninitialized warning.
1272 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1273 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1274 (PARAM_INLINE_CALL_COST): Remove.
1275 (PARAM_EARLY_INLINING_INSNS): New.
1276 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
1277 (inline-call-cost): Remove.
1278 (early-inlining-insns): New.
1280 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
1282 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
1284 (print_int_cst_bounds_in_octal_p): Likewise.
1285 (dbxout_type): Adjust calls to above functions. Be prepared to deal
1287 * dwarf2out.c (base_type_die): Likewise.
1288 (is_subrange_type): Delete.
1289 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
1290 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
1291 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
1292 the destination type is boolean.
1293 (build_range_check): Do not special-case subtypes.
1294 (fold_sign_changed_comparison): Likewise.
1295 (fold_unary): Likewise.
1296 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
1297 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
1298 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
1299 * tree.c (subrange_type_for_debug_p): New predicate based on the former
1301 * tree.h (subrange_type_for_debug_p): Declare.
1302 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
1303 (convert_affine_scev): Remove call to above function.
1304 (chrec_convert_aggressive): Likewise.
1305 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
1306 false for conversions involving subtypes.
1307 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
1308 (vrp_val_min): Likewise.
1309 (needs_overflow_infinity): Likewise.
1310 (extract_range_from_unary_expr): Likewise.
1312 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
1314 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1315 * config/frv/frv.c: Likewise.
1316 * config/s390/s390.c: Likewise.
1317 * config/sparc/sparc.h: Likewise.
1318 * config/i386/i386.h: Likewise.
1319 * config/i386/i386.c: Likewise.
1320 * config/crx/crx.c: Likewise.
1321 * config/m68hc11/m68hc11.h: Likewise.
1322 * config/iq2000/iq2000.c: Likewise.
1323 * config/mn10300/mn10300.h: Likewise.
1324 * config/mn10300/mn10300.c: Likewise.
1325 * config/m68k/m68k.c: Likewise.
1326 * config/rs6000/rs6000.c: Likewise.
1327 * config/rs6000/xcoff.h: Likewise.
1328 * config/rs6000/linux64.h: Likewise.
1329 * config/rs6000/sysv4.h: Likewise.
1330 * config/score/score3.c: Likewise.
1331 * config/score/score7.c: Likewise.
1332 * config/score/score.c: Likewise.
1333 * config/arm/arm.md: Likewise.
1334 * config/mips/mips.c: Likewise.
1335 * config/mips/mips.md: Likewise.
1336 * config/bfin/bfin.h: Likewise.
1337 * config/pa/pa.c: Likewise.
1338 * config/pa/constraints.md: Likewise.
1340 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
1341 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
1342 * config/pdp11/pdp11.h: Use memory_address_p instead.
1344 2009-05-14 Ian Lance Taylor <iant@google.com>
1346 * passes.c (finish_optimization_passes): Change i to int.
1347 * plugin.c (plugins_active_p): Change event to int.
1348 (dump_active_plugins): Likewise.
1349 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
1351 * tree.c (tree_range_check_failed): Change c to unsigned int.
1352 (omp_clause_range_check_failed): Likewise.
1353 (build_common_builtin_nodes): Change mode to int. Add cast.
1354 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
1355 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
1357 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
1358 ++ or -- with a variable of enum type.
1360 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1363 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
1365 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1367 * store-motion.c: Do not include params.h
1368 * Makefile.in: Fix dependencies for various files.
1370 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1372 * auto-inc-dec.c: Fix pass description, remove apparent
1373 accidental duplication.
1375 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
1378 * ipa-utils.h (memory_identifier_string): Moved to ...
1379 * tree.h (memory_identifier_string): Here. Add GTY(()).
1381 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1383 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
1384 in the former documentation of...
1385 (GO_IF_LEGITIMATE_ADDRESS): ... this.
1386 * ira-conflicts.c (get_dup_num): Use address_operand.
1387 * targhooks.c (default_legitimate_address_p): New.
1388 * targhooks.h (default_legitimate_address_p): New.
1389 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
1391 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
1392 * target.h (struct target): Add legitimate_address_p.
1393 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
1394 (TARGET_INITIALIZER): Include it.
1396 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1397 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
1398 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
1399 (TARGET_LEGITIMATE_ADDRESS_P): New.
1401 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1402 (REG_OK_STRICT_P): Delete.
1403 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
1404 (frv_legitimate_address_p_1): ... this.
1405 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
1406 (frv_legitimate_address_p_1): ... the renamed old
1407 frv_legitimate_address_p.
1408 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
1409 (TARGET_LEGITIMATE_ADDRESS_P): New.
1411 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1412 * config/s390/s390-protos.h (legitimate_address_p): Remove.
1413 * config/s390/s390.c (legitimate_address_p): Rename to...
1414 (s390_legitimate_address_p): ... this, make static.
1415 (legitimize_address): Adjust call.
1416 (TARGET_LEGITIMATE_ADDRESS_P): New.
1417 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
1419 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1420 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
1421 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
1422 (TARGET_LEGITIMATE_ADDRESS_P): New.
1424 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1425 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
1426 * config/spu/spu.c (spu_legitimate_address): Rename to...
1427 (spu_legitimate_address_p): ... this, make static.
1428 (TARGET_LEGITIMATE_ADDRESS_P): New.
1430 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1431 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
1432 * config/sparc/sparc.c (legitimate_address_p): Rename to...
1433 (sparc_legitimate_address_p): ... this, make static and return bool.
1434 (legitimize_address): Adjust call.
1435 (TARGET_LEGITIMATE_ADDRESS_P): New.
1437 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1438 * config/i386/i386-protos.h (legitimate_address_p): Remove.
1439 * config/i386/i386.c (legitimate_address_p): Rename to...
1440 (ix86_legitimate_address_p): ... this, make static.
1441 (constant_address_p): Move after it, adjust call.
1442 (TARGET_LEGITIMATE_ADDRESS_P): New.
1444 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1445 * config/avr/avr-protos.h (legitimate_address_p): Remove.
1446 * config/avr/avr.c (legitimate_address_p): Rename to...
1447 (avr_legitimate_address_p): ... this, make static.
1448 (legitimize_address): Adjust call.
1449 (TARGET_LEGITIMATE_ADDRESS_P): New.
1451 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1452 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
1453 * config/crx/crx.c (crx_legitimate_address_p): Make static.
1454 (TARGET_LEGITIMATE_ADDRESS_P): New.
1456 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1457 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
1458 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
1459 (TARGET_LEGITIMATE_ADDRESS_P): New.
1461 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1462 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
1464 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1466 (TARGET_LEGITIMATE_ADDRESS_P): New.
1468 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1469 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
1471 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
1473 (m68hc11_legitimate_address_p): ... this, make static.
1474 (go_if_legitimate_address_internal): Rename to...
1475 (m68hc11_legitimate_address_p_1): ... this.
1476 (legitimize_address): Adjust call.
1477 (TARGET_LEGITIMATE_ADDRESS_P): New.
1479 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1480 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
1481 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
1482 (TARGET_LEGITIMATE_ADDRESS_P): New.
1484 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1485 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
1486 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
1487 (mn10300_legitimate_address_p): ... this, make static.
1488 (TARGET_LEGITIMATE_ADDRESS_P): New.
1490 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1491 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
1492 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
1493 (TARGET_LEGITIMATE_ADDRESS_P): New.
1495 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1496 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
1497 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
1498 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1499 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
1500 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
1501 (rs6000_legitimate_address_p): ... this, make static.
1502 (TARGET_LEGITIMATE_ADDRESS_P): New.
1503 (REG_MODE_OK_FOR_BASE_P): Delete.
1504 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
1506 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1507 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
1509 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
1510 static, adjust types.
1511 (TARGET_LEGITIMATE_ADDRESS_P): New.
1513 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1514 * config/score/score.c (score_address_p): Rename to...
1515 (score_legitimate_address_p): ... this.
1516 (TARGET_LEGITIMATE_ADDRESS_P): New.
1517 * config/score/score3.c (score3_address_p): Rename to...
1518 (score3_legitimate_address_p): ... this.
1519 * config/score/score7.c (score7_address_p): Rename to...
1520 (score7_legitimate_address_p): ... this.
1522 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
1523 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
1524 GO_IF_LEGITIMATE_ADDRESS): Delete.
1525 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
1526 thumb2_legitimate_address_p): Delete.
1527 (arm_legitimate_address_p): Rename to...
1528 (arm_legitimate_address_outer_p): ... this.
1529 * config/arm/constraints.md ("Uq"): Adjust call.
1530 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
1531 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
1532 (arm_legitimate_address_outer_p): ... this.
1533 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
1534 (TARGET_LEGITIMATE_ADDRESS_P): New.
1536 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1537 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
1538 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
1539 (TARGET_LEGITIMATE_ADDRESS_P): New.
1541 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1542 * config/vax/vax-protos.h (legitimate_address_p): Remove.
1543 * config/vax/vax.c (legitimate_address_p): Rename to...
1544 (vax_legitimate_address_p): ... this, make static.
1545 (TARGET_LEGITIMATE_ADDRESS_P): New.
1547 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1548 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
1549 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
1550 (TARGET_LEGITIMATE_ADDRESS_P): New.
1552 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1553 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
1554 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
1555 (mmix_legitimate_address_p): ... this, make static.
1556 (TARGET_LEGITIMATE_ADDRESS_P): New.
1558 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1559 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
1560 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
1561 (TARGET_LEGITIMATE_ADDRESS_P): New.
1563 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1565 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
1566 of MODE_COMPLEX_INT.
1568 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1570 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
1571 LCT_NORMAL in function call.
1572 * mips-tdump.c (print_file_desc): Add cast to enum type.
1573 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
1574 (mark_stabs): Add casts to enum types.
1575 (parse_stabs_common): Add casts to enum types.
1577 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1579 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
1580 Check for invalid values of LETTER.
1582 2009-05-13 Taras Glek <tglek@mozilla.com>
1584 * attribs.c (register_attribute): moved out attribute registration into
1586 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
1587 * gcc-plugin.h: Added forward decl for register_attribute.
1588 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
1589 * plugin.c (register_callback, invoke_plugin_callbacks): Added
1590 PLUGIN_ATTRIBUTES boilerplate.
1592 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
1594 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
1595 values even in sentinel and empty entries.
1596 (ms_printf_flag_specs): Likewise.
1597 (ms_scanf_flag_specs): Likewise.
1598 (ms_strftime_flag_specs): Likewise.
1599 (ms_print_char_table): Likewise.
1600 (ms_scan_char_table): Likewise.
1601 (ms_time_char_table): Likewise.
1603 2009-05-13 Doug Kwan <dougkwan@google.com>
1605 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
1607 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1609 * config/mips/mips.md (store): Add attributes for QI and HI.
1611 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
1612 (truncdi<mode>2): ... this new pattern.
1614 2009-05-13 Brad Hards <bradh@kde.org>
1616 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
1618 2009-05-14 Jakub Jelinek <jakub@redhat.com>
1619 Ben Elliston <bje@au.ibm.com>
1622 * dse.c (check_mem_read_rtx): Guard against width == -1.
1624 2009-05-13 Michael Matz <matz@suse.de>
1627 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
1628 (trivially_conflicts_p): New function.
1629 (insert_backedge_copies): Use it.
1631 2009-05-13 Janis Johnson <janis187@us.ibm.com>
1633 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
1634 (handle_stdc_pragma): Use new enum constant names.
1635 (handle_pragma_float_const_decimal64): Ditto.
1637 2009-05-13 Ian Lance Taylor <iant@google.com>
1639 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
1642 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
1644 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
1645 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
1647 * config/m68k/m68k.h (FL_UCLINUX): Define.
1649 2009-05-13 Jan Hubicka <jh@suse.cz>
1651 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
1653 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1655 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
1656 unless -fschedule-insns is specified.
1658 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1661 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
1662 TARGET_EXPAND_CBRANCHDI4.
1663 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
1664 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
1665 (cmpeqdi): Fix comment.
1667 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1669 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
1670 (sh_legitimate_address_p): Likewise.
1671 * config/sh/sh.c (sh_legitimate_index_p): New.
1672 (sh_legitimate_address_p): Likewise.
1673 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
1674 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
1675 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
1676 (MAYBE_BASE_REGISTER_RTX_P): New macro.
1677 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
1678 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
1679 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
1680 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
1681 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
1683 2009-05-12 Jan Hubicka <jh@suse.cz>
1685 * tree-inline.c (estimate_operator_cost): Add operands;
1686 when division happens by constant, it is cheap.
1687 (estimate_num_insns): Loads and stores are not having cost of 0;
1688 EH magic stuff is cheap; when computing runtime cost of switch,
1689 use log2 base of amount of its cases; builtin_expect has cost of 0;
1690 compute cost for moving return value of call.
1691 (init_inline_once): Initialize time_based flags.
1692 * tree-inline.h (eni_weights_d): Add time_based flag.
1694 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1696 * df-core.c: Update head documentation.
1698 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1701 * rs6000.c (rs6000_generate_compare): Use op1b instead of
1702 shadowing exisiting variable op1.
1704 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
1707 * config/i386/driver-i386.c (processor_signatures): New enum.
1708 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
1709 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
1710 processor signature to detect geode processor.
1712 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1716 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1718 * optabs.c (prepare_cmp_insn): Temporarily disable test that
1719 causes spurious differences between trunk and cond-optab branch.
1721 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1723 * dojump.c (compare_from_rtx): Delete.
1724 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
1725 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
1726 if the comparison does not satisfy the predicate; test predicates for
1727 operands 2 and 3 of a cstore pattern. Don't try cstore optab
1728 further if one existing pattern fails.
1729 * expr.h (compare_from_rtx): Delete.
1730 (prepare_operand): Declare it.
1731 * optabs.c: Change "lib call" to "libcall" throughout.
1732 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
1733 HAVE_conditional_trap, emit_cmp_insn): Delete.
1734 (can_compare_p): Delete cmp_optab case.
1735 (prepare_float_lib_cmp): Return an rtx and a machine mode.
1736 Accept other parameters by value.
1737 (prepare_operand): Make non-static.
1738 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
1739 other parameters by value. Try to widen operands here based on
1740 an optab_methods argument and looking at cbranch_optab.
1741 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
1742 loop. Use cbranch_optab directly.
1743 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
1744 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
1746 (emit_conditional_move, emit_conditional_add): Inline what's needed
1747 of compare_from_rtx, using new prepare_cmp_insn for the rest.
1748 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
1749 with COMPARE. Move cmov_optab and cstore_optab above
1750 with cbranch_optab, move cmp_optab down with ucmp_optab,
1751 remove tst_otpab. Do not initialize trap_rtx.
1752 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
1753 for trap code. Do not check HAVE_conditional_trap. Use
1754 prepare_cmp_insn. Accept no predicate for operand 3.
1755 * optabs.h (OTI_cmp): Mark as used only for libcalls.
1756 (OTI_ctrap, ctrap_optab): New.
1757 (tst_optab): Delete.
1758 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
1759 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
1760 with lookup of ctrap_optab.
1761 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
1762 setcc_gen_code): Delete.
1765 * combine.c (combine_simplify_rtx, simplify_set): Do not
1766 special case comparing against zero for cc0 machines.
1767 * simplify-rtx.c (simplify_binary_operation_1): Never remove
1768 COMPARE on cc0 machines.
1769 (simplify_relational_operation): Return a new expression when
1770 a COMPARE could be removed.
1771 * final.c (final_scan_insn): Compare cc_status values
1772 against LHS of a (compare FOO (const_int 0)) cc0 source.
1773 Also check if cc_status.value is the full compare.
1775 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
1776 (cstoreMM4): Document.
1777 (conditional_trap): Document ctrapMM4 instead.
1778 (sync_compare_and_swapMM): Refer to cbranchcc4.
1779 (Dependent Patterns): Eliminate obsolete information referring to
1780 the old jump optimization phase.
1781 (Canonicalization): Include cbranchcc4 case, omit canonicalization
1782 of compares with 0 on cc0 machines.
1783 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
1784 avoiding references to cc0. Remove text about storing operands
1786 * doc/tm.texi (Condition Codes): Include blurb on different
1787 condition code representations, separate into subsections for
1788 CC0, MODE_CC and conditional execution.
1790 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
1791 alpha_emit_setcc): Accept operands and a machine mode.
1792 * config/alpha/alpha.c (alpha_emit_conditional_branch):
1793 Get code/op0/op1 from operands, use machine mode argument
1794 instead of alpha_compare.fp_p. Emit the branch here.
1795 (alpha_emit_setcc): Likewise, and return boolean.
1796 (alpha_emit_conditional_move): Likewise. Assert that
1797 cmp_op_mode == cmp_mode, and simplify accordingly.
1798 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
1799 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
1800 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
1802 (stack probe test): Use cbranchdi4.
1803 * config/alpha/predicates.md (alpha_cbranch_operator): New.
1805 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
1806 * config/arc/arc.h (movsicc, movsfcc): Use it.
1807 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
1808 (cbranchsi4, cstoresi4): New.
1809 (cmpsi, bCC and sCC expanders): Remove.
1811 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
1812 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
1813 * config/arm/predicates.md (arm_comparison_operator): Only include
1814 floating-point operators if there is a hardware floating-point unit.
1815 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
1816 deferring to cbranch_cc and cstore_cc respectively.
1817 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
1818 cbranch_cc, cstore_cc): New.
1819 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
1821 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
1823 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
1824 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
1826 (adjust_insn_length): Adjust calls.
1827 (avr_reorg): Handle (compare (foo) (const_int 0)).
1828 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
1829 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
1830 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
1831 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
1833 (cbranchqi4, cbranchhi4, cbranchsi4): New.
1834 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
1836 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
1837 (cbranchsi4, cstorebi4, cstoresi4): New.
1838 (movbisi): This insn is duplicate, split it to zero_extend.
1839 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
1840 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
1841 (bfin_optimize_loop): Use cbranch expander.
1842 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
1843 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
1844 (bfin_bimode_comparison_operator): ... this.
1845 (bfin_direct_comparison_operator): New.
1847 * config/cris/cris.c (cris_normal_notice_update_cc): Look
1848 inside (compare FOO (const_int 0)).
1849 (cris_rtx_costs): Handle ZERO_EXTRACT.
1850 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
1851 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
1852 (*tstdi_v32): Delete.
1853 (*cmpdi_non_v32): Add M alternative for operand 1.
1854 (cmpsi, cmp<mode>): Make private.
1855 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
1857 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
1859 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
1860 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
1861 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
1862 (cc_reg_operand): New.
1864 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
1865 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
1866 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
1867 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
1868 crx_expand_scond): Delete.
1870 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
1872 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
1873 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
1875 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
1876 cstoresi4, cstoresf4, cstoredf4): New.
1877 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
1878 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
1879 Receive the entire operands array.
1880 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
1881 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
1882 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
1883 Get test/op0/op1 from the operands array.
1884 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
1886 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
1887 (h8300_expand_store): New.
1888 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
1890 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
1891 (h8300_expand_store): New.
1892 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
1893 or do not try to produce (set (cc0) REG).
1894 (peepholes): Wrap arguments with COMPARE. Add a peephole to
1895 change a compare into a move to a scratch register. Disable some
1896 peepholes when comparing with zero.
1897 (tstsi, tsthi, tstsi, cmpqi): Make private.
1900 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
1903 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
1904 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
1905 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
1906 (ix86_emit_i387_log1p): Use cbranchxf2.
1907 (ix86_expand_setcc): Return void.
1908 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
1909 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
1910 cmp<MODEF>, cmpcc): Remove.
1911 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
1912 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
1913 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
1914 (sCC and bCC expanders): Remove.
1915 (stack_protect_test): Use cbranchcc4.
1917 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
1919 (ia64_expand_compare): Accept three rtx by reference and return void.
1920 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
1921 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
1922 from *expr. Update *expr with the BImode comparison to do.
1923 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
1924 cmptf, bCC, sCC, conditional_trap): Delete.
1925 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
1926 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
1927 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
1928 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
1929 * config/ia64/predicates.md (ia64_cbranch_operator): New.
1931 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
1932 type of last argument.
1933 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
1934 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
1935 use machine mode argument instead of branch_type. Remove dead
1936 code for floating-point comparisons.
1937 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
1938 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
1940 (cbranchsi4, cstoresi4): New.
1941 * config/iq2000/predicates.md (reg_or_const_operand): New.
1943 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
1944 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
1945 (b<code>_op): Rewrite to...
1946 (bcc_op): ... this, using match_operator.
1947 (s<code>_op): Rewrite to...
1948 (scc_op): ... this, using match_operator.
1949 (s<code>_24_op): Rewrite to...
1950 (scc_op_24): ... this, using match_operator.
1951 (s<code>_<mode>): Rewrite to...
1952 (cstore<mode>4): ... this, using match_operator.
1953 (s<code>_<mode>_24): Rewrite to...
1954 (cstore<mode>4_24): ... this, using match_operator.
1955 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
1956 m32c_unpend_compare, m32c_expand_scc): Delete.
1957 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
1958 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
1959 (m32c_expand_movcc): Change NE to EQ if necessary.
1960 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
1962 * config/m32r/m32r-protos.h (gen_cond_store): New.
1963 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
1964 (gen_cond_store): New, from sCC patterns.
1965 (m32r_expand_block_move): Use cbranchsi4.
1966 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
1967 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
1968 (cbranchsi4, cstoresi4): New.
1970 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
1972 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
1973 (m68hc11_notice_update_cc): Look into a compare with 0.
1974 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
1976 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
1977 cmphi, cmpqi, bCC): Delete.
1978 (cbranchsi4, cbranchhi4, cbranchqi4): New.
1979 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
1980 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
1983 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
1984 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
1985 * config/m68k/constraints.md (H): New.
1986 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
1987 the define_insn below.
1988 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
1989 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
1990 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
1991 patterns): Wrap RHS with COMPARE.
1992 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
1993 (*cmpdi_internal): Name this pattern.
1994 (cmpdi): Change to define_insn.
1995 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
1996 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
1997 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
1999 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
2000 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
2001 (conditional_trap): Change to...
2002 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
2003 (*conditional_trap): Use the ordered_comparison_operator and
2004 const1_operand predicates.
2005 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
2006 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
2007 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
2008 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
2010 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
2011 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
2012 (mcore_gen_compare): New.
2013 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
2014 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
2015 (mcore_gen_compare): ... this.
2016 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
2017 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
2018 (stack probe pattern): Use cbranchsi4.
2020 * config/mips/predicates.md (mips_cstore_operator): New.
2021 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
2022 * config/mips/mips.md (any_cond): Delete.
2023 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
2025 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
2026 fixuns_truncsfdi2): Use cbranch patterns.
2027 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
2028 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
2029 Adjust call to mips_expand_conditional_branch.
2030 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
2032 * config/mips/mips-protos.h (mips_expand_conditional_branch,
2033 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
2034 * config/mips/mips.c (cmp_operands): Delete.
2035 (mips_emit_compare): Get comparison operands from *op0/*op1.
2036 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
2037 that it succeeds. Use op0/op1 instead of cmp_operands.
2038 (mips_expand_conditional_branch, mips_expand_conditional_move,
2039 mips_expand_conditional_trap): Likewise.
2040 (mips_block_move_loop): Use cbranch patterns.
2041 * config/mips/mips.h (cmp_operands): Delete.
2043 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
2044 (mmix_gen_compare_reg): Just return a register in the right CC mode.
2045 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
2046 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
2047 (*cmpcc_folded): Rename to...
2048 (*cmpdi_folded): this.
2049 (*cmpcc): Rename to...
2051 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
2054 (cbranchdf4): New. Handle invalid comparisons here.
2055 * config/mmix/predicates.md (float_comparison_operator): New.
2057 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
2058 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
2059 * config/mn10300/mn10300.md (tst): Delete.
2060 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
2061 Name these patterns and wrap RHS in a compare.
2062 (*cmpsi): Make this pattern private. Include tst.
2063 (*cmpsf): Make this pattern private.
2064 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
2065 (compare with zero peepholes): Likewise.
2067 (cbranchsi4, cbranchsf4): New.
2068 (casesi): Use cbranchsi4.
2070 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
2071 hppa_branch_type): Delete.
2072 (return_addr_rtx): Use cbranchsi4.
2073 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
2074 Emit CCFPmode comparison here.
2075 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
2076 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
2077 hppa_branch_type): Delete.
2078 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
2079 (movsicc, movdicc): Remove references to hppa_compare_op0,
2080 hppa_compare_op1 and compare_from_rtx.
2081 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
2082 (casesi): Use cbranchsi4.
2084 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
2085 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
2086 * config/pdp11/pdp11.md (register_or_const0_operand): New.
2087 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
2088 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
2090 (cbranchdf4, cbranchhi4, cbranchqi4): New.
2091 (*branch, *branch_inverted): New.
2093 * config/picochip/picochip.md (cbranchhi4): Use
2094 ordered_comparison_operator.
2095 (cmphi, bCC): Remove.
2097 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
2098 (trap_comparison_operator): Delete.
2099 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
2100 rs6000_emit_cbranch): Accept mode and operands.
2101 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
2102 rs6000_compare_fp_p): Delete.
2103 (rs6000_generate_compare): Accept mode and comparison. Extract code
2104 and op0/op1 from there. Replace references to rs6000_compare_op0
2105 and rs6000_compare_op1.
2106 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
2107 extract result from passed operands.
2108 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
2109 extract loc from passed operands.
2110 (rs6000_emit_cmove): Likewise.
2111 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
2112 rs6000_compare_fp_p): Delete.
2113 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
2114 (cbranch<GPR>4, cbranch<FP>4): New.
2115 (cstore<mode>4): New. Consolidate here all choices about when to use
2116 portable or specialized sCC sequences.
2117 (stack_protect_test): Use cbranchsi4.
2118 (conditional_trap): Replace with ctrap<GPR>4.
2119 (conditional trap insn): Replace trap_comparison_operator with
2120 ordered_comparison_operator.
2122 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
2123 (s390_emit_prologue): Use ctrap.
2124 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
2125 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
2126 New predicates replacing...
2127 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
2128 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
2129 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
2130 (add<mode>cc): Do not use s390_compare_op0/op1.
2131 (s<code>): Change to...
2132 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
2134 (cstorecc4): ... this. Handle EQ or NE equally.
2135 (*sne): Un-privatize for use in cstorecc4.
2136 (b<code>): Change to...
2137 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
2138 (conditional_trap): Replace with...
2139 (ctrap<GPR>4, ctrap<FP>4): ... these.
2140 (stack_protect): Use cbranchcc4.
2142 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
2143 * config/score/score-protos.h (score_gen_cmp): Delete.
2144 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
2145 (score_block_move-loop): Use cbranchsi4.
2146 * config/score/score.md (cbranchsi4): New.
2147 (cmpsi, bCC): Delete.
2148 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
2149 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2150 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
2151 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2152 * config/score/score3.h (score3_gen_cmp): Delete.
2153 * config/score/score7.h (score7_gen_cmp): Delete.
2155 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
2156 (sh_emit_scc_to_t): ... this. Return void.
2157 (from_compare): Rename to...
2158 (sh_emit_compare_and_branch): ... this.
2159 (sh_emit_compare_and_set): New.
2160 (sh_expand_t_scc): Accept operands.
2161 * config/sh/predicates.md (sh_float_comparison_operator): New.
2162 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
2163 (prepare_scc_operands): Rename to...
2164 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
2166 (sh_emit_cheap_store_flag): New.
2167 (sh_emit_set_t_insn): New.
2168 (from_compare): Rename to...
2169 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
2170 handling of TARGET_SH2E floating point to avoid recursive call.
2171 Generate branch here.
2172 (sh_emit_compare_and_set): New.
2173 (sh_expand_t_scc): Get op0/op1 from arguments.
2174 (sh_emit_cheap_store_flag): New.
2175 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
2177 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
2178 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
2179 (movsicc, movdicc): Do nothing when it recreated operands from
2180 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
2181 prepare_scc_operands (now sh_emit_scc_to_t).
2182 (udivdi3): Use cstoresi4.
2183 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
2184 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
2185 (cbranchint4_media, cbranchfp4_media): New.
2186 (casesi): Use cbranchdi4.
2187 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
2189 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
2190 (movnegt): Remove second operand.
2191 (cbranchsf4, cbranchdf4): New.
2192 (stack_protect): Use cbranchdi4/cbranchsi4.
2194 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
2195 (gen_compare_reg): Accept comparison, extract part of it to...
2196 (gen_compare_reg_1): ... this.
2197 (gen_compare_operator): Delete.
2198 (gen_v9_scc): Accept separate destination, comparison code and arms.
2199 Do not use sparc_compare_op0/sparc_compare_op1.
2200 (emit_scc_insn, emit_conditional_branch_insn): New.
2201 (emit_v9_brxx): Make static. Remove useless assertion.
2202 (sparc_emit_float_lib_cmp): Return RTL instead of calling
2204 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
2205 * config/sparc/sparc-protos.h (gen_compare_reg,
2206 sparc_emit_float_lib_cmp): Adjust prototype.
2207 (emit_scc_insn, emit_conditional_branch_insn): New.
2208 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
2209 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
2210 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
2211 iterators to the top.
2212 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
2213 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
2214 snedi_special_trunc): Delete.
2215 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
2216 and snedi_special_trunc.
2217 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
2218 cbranchdi4, cbranch<F:mode>4): New.
2219 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
2220 here. Use gen_compare_reg instead of gen_compare_operator.
2221 (conditional_trap): Replace with...
2222 (ctrapsi4, ctrapdi4): ... this.
2223 (stack_protect_test): Use cbranchcc4.
2225 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
2227 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
2228 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
2229 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
2230 from operands[0] or operands[3] depending on is_set.
2231 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
2232 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
2233 cmpdf, bCC), sCC: Remove.
2234 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
2235 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
2237 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
2238 spu_emit_branch_or_set.
2240 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
2242 * config/stormy16/stormy16.h (xstormy16_compare_op0,
2243 xstormy16_compare_op1): Delete.
2244 * config/stormy16/stormy16.c (xstormy16_compare_op0,
2245 xstormy16_compare_op1): Delete.
2246 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
2248 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
2249 (cmphi, cmpsi, bCC): Remove.
2251 * config/v850/v850.md (tstsi, cmpsi): Fold into...
2252 (*cmpsi): ... this one.
2253 (cbranchsi4, cstoresi4): New.
2254 (bCC expanders): Delete.
2255 (sCC insns): Fold into...
2256 (*setcc): ... this one.
2257 (casesi): Do not use gen_cmpsi and gen_bgtu.
2258 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
2259 (movsicc): Simplify.
2260 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
2262 * config/vax/vax-protos.h (cond_name): New.
2263 (vax_output_conditional_branch): Remove.
2264 * config/vax/vax.c (cond_name): New.
2265 (vax_output_conditional_branch): Remove.
2266 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
2267 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
2268 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
2269 (bit<VAXint>): Wrap source with (compare).
2270 (b<code> and following unnamed pattern): Rename to *branch and
2271 *branch_reversed. Change macroization to match_operator.
2272 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
2274 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
2275 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
2276 Change last argument to machine_mode.
2277 (xtensa_expand_scc): Add machine_mode argument.
2278 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
2279 (gen_conditional_move, xtensa_expand_conditional_branch,
2280 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
2281 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
2282 Adjust operand numbers.
2283 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
2285 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
2286 (cmpsi, cmpsf, b<code>, s<code>): Delete.
2287 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
2289 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2291 * optabs.c (prepare_cmp_insn): Temporarily disable test that
2292 causes spurious differences between trunk and cond-optab branch.
2294 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2297 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
2299 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2301 * tree.c (iterative_hash_pointer): Delete.
2302 (iterative_hash_expr): Short-circuit handling of NULL pointer.
2303 Hash UIDs and versions of SSA names. Don't special-case built-in
2304 function declarations.
2306 2009-05-11 Ian Lance Taylor <iant@google.com>
2309 * graphite.c: Force -Wc++-compat to only be a warning before
2310 #including "cloog/cloog.h".
2312 2009-05-11 Martin Jambor <mjambor@suse.cz>
2314 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
2316 2009-05-11 Jan Hubicka <jh@suse.cz>
2318 * tree-ssa-loop-ivcanon.c: Include target.h
2319 (struct loop_size): new structure.
2320 (constant_after_peeling): New predicate.
2321 (tree_estimate_loop_size): New function.
2322 (estimated_unrolled_size): Rewrite for new estimates.
2323 (try_unroll_loop_completely): Use new estimates.
2324 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
2326 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2328 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
2329 libcpp interface change.
2330 (spu_macro_to_expand): Likewise.
2332 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
2334 PR tree-optimization/40026
2335 * gimplify.c (gimplify_init_constructor): Change initial conditional
2336 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
2337 optimize_compound_literals_in_ctor.
2339 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
2341 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
2343 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
2345 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
2347 * tree-vect-data-refs.c (vect_analyze_group_access): Use
2348 HOST_WIDE_INT for gap.
2350 2009-05-11 Ira Rosen <irar@il.ibm.com>
2352 PR tree-optimization/40074
2353 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
2354 account in group size and step comparison.
2356 2009-05-11 Richard Guenther <rguenther@suse.de>
2358 * passes.c (init_optimization_passes): Strip now incorrect comment.
2359 (execute_function_todo): Do not set PROP_alias.
2360 * tree-pass.h (PROP_alias): Remove.
2361 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
2362 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
2363 * tree-nrv.c (pass_return_slot): Likewise.
2364 * tree-object-size.c (pass_object_sizes): Likewise.
2365 * tree-ssa-dom.c (pass_dominator): Likewise.
2366 (pass_phi_only_cprop): Likewise.
2367 * tree-ssa-dse.c (pass_dse): Likewise.
2368 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
2369 (pass_cselim): Likewise.
2370 * tree-ssa-pre.c (pass_pre): Likewise.
2371 (pass_fre): Likewise.
2372 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
2373 * tree-ssa-sink.c (pass_sink_code): Likewise.
2374 * tree-stdarg.c (pass_stdarg): Likewise.
2375 * tree-tailcall.c (pass_tail_calls): Likewise.
2376 * tree-vrp.c (pass_vrp): Likewise.
2378 2009-05-10 Ian Lance Taylor <iant@google.com>
2380 * basic-block.h (enum profile_status): Break out of struct
2382 * cgraph.h (struct inline_summary): Break out of struct
2384 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
2385 of struct cgraph_order_sort.
2386 * combine.c (enum undo_kind): New enum, broken out of struct undo.
2387 * cse.c (struct branch_path): Break out of struct
2388 cse_basic_block_data.
2389 * except.h (enum eh_region_type): Break out of struct eh_region.
2390 * gcc.c (enum add_del): Break out of struct modify_target.
2391 * genrecog.c (enum decision_type): Break out of struct decision_test.
2392 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
2394 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
2395 * regmove.c (enum match_use): New enum, broken out of struct match.
2396 * sched-int.h (enum post_call_group): New enum, broken out of
2398 (struct deps_reg): Break out of struct deps.
2399 * target.h (struct asm_int_op): Break out of struct gcc_target.
2400 * tree-eh.c (struct goto_queue_node): Break out of struct
2402 * tree-inline.h (enum copy_body_cge_which): Break out of
2404 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
2406 * c-decl.c (in_struct, struct_types): New static variables.
2407 (pushtag): Add loc parameter. Change all callers.
2408 (lookup_tag): Add ploc parameter. Change all callers.
2409 (check_compound_literal_type): New function.
2410 (parser_xref_tag): Add loc parameter. Change all callers. If
2411 -Wc++-compat, warn about struct/union/enum types defined within a
2413 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
2414 and loc parameters. Change all callers. Change error calls to
2415 error_at, using loc. For a redefinition, if the location of the
2416 original definition is known, report it. Set in_struct and
2417 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
2418 (finish_struct): Add new parameters enclosing_in_struct and
2419 enclosing_struct_types. Change all callers. Set
2420 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
2421 in the struct. If in a struct, add this struct to struct_types.
2422 (start_enum): Add loc parameter. Change all callers. Use
2423 error_at for errors, using loc. For a redefinition, if the
2424 location of the original definition is known, report it. If in a
2425 struct, add this enum type to struct_types. If -Wc++-compat warn
2426 if in sizeof, typeof, or alignof.
2427 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
2428 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
2429 (c_parser_enum_specifier): Get enum location for start_enum.
2430 (c_parser_struct_or_union_specifier): Get struct location for
2431 start_struct. Save in_struct and struct_types status between
2432 start_struct and finish_struct.
2433 (c_parser_cast_expression): Get location of cast.
2434 (c_parser_alignof_expression): Get location of type.
2435 (c_parser_postfix_expression): Likewise.
2436 (c_parser_postfix_expression_after_paren_type): Add type_loc
2437 parameter. Change all callers. Call check_compound_literal_type.
2438 Use type_loc for error about variable size type.
2439 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
2440 of an enum constant from an enum type defined in a struct or union.
2441 (c_cast_expr): Add loc parameter. Change all callers. If
2442 -Wc++-compat, warn about defining a type in a cast.
2443 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
2444 (start_enum, start_struct, finish_struct): Update declarations.
2445 (parser_xref_tag, c_cast_expr): Update declarations.
2446 (check_compound_literal_type): Declare.
2448 2009-05-11 Ben Elliston <bje@au.ibm.com>
2450 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
2451 for recent libcpp interface change.
2452 (rs6000_macro_to_expand): Likewise.
2454 2009-05-10 Michael Matz <matz@suse.de>
2457 * config/arm/arm.c (require_pic_register): Emit on entry edge,
2458 not at entry of function.
2460 2009-05-10 Richard Guenther <rguenther@suse.de>
2462 PR tree-optimization/40081
2464 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2465 using the main variant of the element type. Do not fiddle with
2466 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2468 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
2469 structs with volatile fields.
2471 2009-05-10 Jan Hubicka <jh@suse.cz>
2473 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
2474 (estimate_move_cost): Assert that it does not get called for
2476 (estimate_num_insns): Skip VOID types in argument handling.
2477 (optimize_inline_calls): Delete unreachable blocks and verify that
2480 2009-05-10 Jan Hubicka <jh@suse.cz>
2482 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
2483 * cgraph.c (cgraph_mark_address_taken_node): New function.
2484 (dump_cgraph_node): Dump new flag.
2485 * cgraph.h (struct cgraph_node): Add address_taken.
2486 (cgraph_mark_address_taken_node): New function.
2487 * ipa.c (cgraph_postorder): Prioritize functions with address taken
2488 since new direct calls can be born.
2490 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2492 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
2495 2009-05-10 Jan Hubicka <jh@suse.cz>
2498 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
2500 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
2501 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
2502 * tree-inline.c (copy_bb): Set frequency correctly.
2503 (fold_marked_statements): Update call to
2504 cgraph_update_edges_for_call_stmt.
2506 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2508 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
2509 identifiers in diagnostics.
2510 * config/arm/arm.c (arm_handle_fndecl_attribute,
2511 arm_handle_isr_attribute): Likewise.
2512 * config/avr/avr.c (avr_handle_progmem_attribute,
2513 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
2514 * config/bfin/bfin.c (handle_int_attribute,
2515 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
2516 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
2517 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
2519 * config/darwin.c (darwin_handle_kext_attribute,
2520 darwin_handle_weak_import_attribute): Likewise.
2521 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
2522 h8300_handle_eightbit_data_attribute,
2523 h8300_handle_tiny_data_attribute): Likewise.
2524 * config/i386/i386.c (ix86_handle_cconv_attribute,
2525 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
2526 * config/i386/winnt.c (ix86_handle_shared_attribute,
2527 ix86_handle_selectany_attribute): Likewise.
2528 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2529 * config/m32c/m32c.c (function_vector_handler): Likewise.
2530 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
2531 m68hc11_handle_fntype_attribute): Likewise.
2532 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2533 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2534 * config/mips/mips.c (mips_insert_attributes,
2535 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
2536 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
2537 rs6000_handle_struct_attribute): Likewise.
2538 * config/sh/sh.c (sh_insert_attributes,
2539 sh_handle_resbank_handler_attribute,
2540 sh_handle_interrupt_handler_attribute,
2541 sh2a_handle_function_vector_handler_attribute,
2542 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2544 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
2545 * config/spu/spu.c (spu_handle_fndecl_attribute,
2546 spu_handle_vector_attribute): Likewise.
2547 * config/stormy16/stormy16.c
2548 (xstormy16_handle_interrupt_attribute): Likewise.
2549 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
2550 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2552 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2554 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
2555 (pp_translate_identifiers): New.
2556 (pp_identifier): Only conditionally translate identifier to locale
2558 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
2559 (pp_base_tree_identifier): Only conditionally translate identifier
2560 to locale character set.
2561 * c-pretty-print.c (M_): Define.
2562 (pp_c_type_specifier, pp_c_primary_expression): Mark English
2563 fragments for conditional translation with M_.
2564 * tree-pretty-print.c (maybe_init_pretty_print): Disable
2565 identifier translation.
2567 2009-05-10 Richard Guenther <rguenther@suse.de>
2569 PR tree-optimization/40081
2570 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2571 using the main variant of the element type. Do not fiddle with
2572 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2574 2009-05-09 Jan Hubicka <jh@suse.cz>
2577 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
2578 indirect calls; verify cgraph afterwards.
2580 2009-05-09 Jan Hubicka <jh@suse.cz>
2583 * ipa.c (update_inlined_to_pointer): New function.
2584 (cgraph_remove_unreachable_nodes): Use it.
2586 2009-05-09 Jan Hubicka <jh@suse.cz>
2588 * tree-eh.c (struct leh_state): Remove prev_try.
2589 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
2591 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
2592 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
2593 remove_eh_handler_and_replace, foreach_reachable_handler,
2594 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
2595 * except.h (struct eh_region): Remove eh_region_u_cleanup.
2596 (gen_eh_region_cleanup): Update prototype.
2598 2009-05-09 Jan Hubicka <jh@suse.cz>
2601 * except.c (copy_eh_region): Always set prev_try.
2602 (redirect_eh_edge_to_label): Find outer try.
2603 (foreach_reachable_handler): When looking for prev try
2604 handle case where previous try is not going to be taken.
2606 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2608 PR tree-optimization/40049
2609 * tree-vect-stmts.c (vectorizable_operation): If the machine has
2610 only vector/vector shifts, convert the type of the constant to the
2611 appropriate type to avoid building incorrect trees, which
2612 eventually have problems with garbage collection.
2614 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2616 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
2617 -1 for complex floating-point types if honoring signed zeros.
2619 2009-05-08 Jan Hubicka <jh@suse.cz>
2621 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
2622 argument; handle correctly when profile is absent.
2623 (build_cgraph_edges): Update.
2624 (rebuild_cgraph_edges): Update.
2625 * cgraph.c: Do not include varray.h.
2626 (cgraph_set_call_stmt_including_clones): New function.
2627 (cgraph_create_edge_including_clones): Likewise
2628 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
2629 (cgraph_update_edges_for_call_stmt): Handle clones.
2630 (cgraph_remove_node): Handle clone tree.
2631 (cgraph_remove_node_and_inline_clones): New function.
2632 (dump_cgraph_node): Dump clone tree.
2633 (cgraph_clone_node): Handle clone tree.
2634 (clone_function_name): Bring here from tree-inline.c.
2635 (cgraph_create_virtual_clone): New function.
2636 * cgraph.h (ipa_replace_map): Move here from ipa.h.
2637 (cgraph_clone_info): New function.
2638 (strut cgraph_node): Add clone_info and new clone tree pointers.
2639 (cgraph_remove_node_and_inline_clones,
2640 cgraph_set_call_stmt_including_clones,
2641 cgraph_create_edge_including_clones,
2642 cgraph_create_virtual_clone): Declare.
2643 (cgraph_function_versioning): Use VEC argument.
2644 (compute_call_stmt_bb_frequency): Update prototype.
2645 (cgraph_materialize_all_clones): New function.
2646 * ipa-cp.c (ipcp_update_cloned_node): Remove.
2647 (ipcp_create_replace_map): Update to VECtors.
2648 (ipcp_update_callgraph): Use virtual clones.
2649 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
2650 (ipcp_update_profiling): Do not update local profiling.
2651 (ipcp_insert_stage): Use VECtors and virtual clones.
2652 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
2653 (clone_of_p): New function.
2654 (cgraph_preserve_function_body_p): Use clone tree.
2655 (cgraph_optimize): Materialize clones.
2656 (cgraph_function_versioning): Update for VECtors.
2657 (save_inline_function_body): Use clone tree.
2658 (cgraph_materialize_clone): New function.
2659 (cgraph_materialize_all_clones): Likewise.
2660 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
2661 * ipa.c: Include gimple.h.
2662 (cgraph_remove_unreachable_nodes): Use clone tree.
2663 * ipa-prop.c (ipa_note_param_call): Update call to
2664 compute_call_stmt_bb_frequencycall.
2665 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
2666 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
2667 (copy_bb): Handle updating of clone tree; add new edge when new call
2669 (expand_call_inline): Be strict about every call having edge.
2670 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
2671 (delete_unreachable_blocks_update_callgraph): New function.
2672 (tree_function_versioning): Use VECtors; always remove unreachable
2673 blocks and fold conditionals.
2674 * tree-inline.h: Do not include varray.h.
2675 (tree_function_versioning): Remove.
2676 * Makefile.in (GTFILES): Remove tree-inline.c
2677 * passes.c (do_per_function): Do only functions having body.
2678 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
2681 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
2682 Andrew Morrow <acm@google.com>
2685 * c-common.c (c_common_attribute_table): Permit deprecated
2686 attribute to take an optional argument.
2687 (handle_deprecated_attribute): If the optional argument to
2688 __attribute__((deprecated)) is not a string ignore the attribute
2691 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
2692 * c-typeck.c (build_component_ref): Likewise.
2693 (build_external_ref): Likewise.
2695 * toplev.c (warn_deprecated_use): Add an attribute argument.
2696 Emit the message associated with __attribute__((deprecated)).
2698 * toplev.h (warn_deprecated_use): Updated.
2700 * doc/extend.texi: Document new optional parameter to
2701 __attribute__((deprecated))
2703 2009-05-08 Michael Eager <eager@eagercon.com>
2705 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
2706 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
2708 2009-05-08 Richard Guenther <rguenther@suse.de>
2710 PR tree-optimization/40062
2711 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
2712 Avoid exponential behavior.
2714 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2716 PR rtl-optimization/33928
2718 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
2719 process_uses, build_single_def_use_links): New.
2720 (update_df): Update use_def_ref.
2721 (forward_propagate_into): Use get_def_for_use instead of use-def
2723 (fwprop_init): Call build_single_def_use_links and let it initialize
2725 (fwprop_done): Free use_def_ref.
2726 (fwprop_addr): Eliminate duplicate call to df_set_flags.
2727 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
2728 df_rd_simulate_one_insn): New.
2729 (df_rd_bb_local_compute_process_def): Update head comment.
2730 (df_chain_create_bb): Use the new RD simulation functions.
2731 * df.h (df_rd_simulate_artificial_defs_at_top,
2732 df_rd_simulate_one_insn): New.
2733 * opts.c (decode_options): Enable fwprop at -O1.
2734 * doc/invoke.texi (-fforward-propagate): Document this.
2736 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2739 * c-typeck.c (build_binary_op): Handle arithmetic between one real
2740 and one complex operand specially.
2741 * tree-complex.c (some_nonzerop): Do not identify a real value as
2742 zero if flag_signed_zeros.
2744 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2746 PR rtl-optimization/33928
2747 * loop-invariant.c (record_use): Fix && vs. || mishap.
2749 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2751 PR rtl-optimization/33928
2752 * loop-invariant.c (struct use): Add addr_use_p.
2753 (struct def): Add n_addr_uses.
2754 (struct invariant): Add cheap_address.
2755 (create_new_invariant): Set cheap_address.
2756 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
2757 (record_uses): Pass df_ref to record_use.
2758 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
2761 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2763 * config/sh/sh.c: Do not include c-pragma.h.
2765 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2767 * config/spu/spu.c: Remove include of c-common.h.
2769 2009-05-07 Janis Johnson <janis187@us.ibm.com>
2772 * c-common.h (mark_valid_location_for_stdc_pragma,
2773 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
2774 clear_float_const_decimal64, float_const_decimal64_p): New.
2775 * c.opt (Wunsuffixed-float-constants): New.
2776 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
2777 unsuffixed float constant, handle new warning.
2778 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
2779 * c-decl.c (c_scope): New flag float_const_decimal64.
2780 (set_float_const_decimal64, clear_float_const_decimal64,
2781 float_const_decimal64_p): New.
2782 (push_scope): Set new flag.
2783 * c-parser.c (c_parser_translation_unit): Mark when it's valid
2784 to use STDC pragmas.
2785 (c_parser_external_declaration): Ditto.
2786 (c_parser_compound_statement_nostart): Ditto.
2787 * c-pragma.c (valid_location_for_stdc_pragma,
2788 mark_valid_location_for_stdc_pragma,
2789 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
2790 handle_pragma_float_const_decimal64): New.
2791 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
2792 * cp/semantics.c (valid_location_for_stdc_pragma_p,
2793 set_float_const_decimal64, clear_float_const_decimal64,
2794 float_const_decimal64_p): New dummy functions.
2795 * doc/extend.texi (Decimal Float): Remove statement that the
2796 pragma, and suffix for double constants, are not supported.
2797 * doc/invoke.texi (Warning Options): List new option.
2798 (-Wunsuffixed-float-constants): New.
2800 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
2802 * config/i386/i386.c: Do not include c-common.h.
2804 2009-05-07 Mark Heffernan <meheff@google.com>
2806 * doc/invoke.texi (Debugging Options): Document change of debugging
2808 * opts.c (decode_options): Make dump_base_name relative to
2809 aux_base_name directory.
2811 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
2813 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
2814 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
2816 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
2818 * Makefile.in (install-plugin): Simplify a bit.
2820 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
2822 * Makefile.in (OBJS-common): Add regcprop.o.
2824 * timevar.def (TV_CPROP_REGISTERS): New.
2825 * regrename.c (regrename_optimize): Return 0.
2826 (rest_of_handle_regrename): Delete.
2827 (pass_rename_registers): Point to regrename_optimize.
2828 (struct value_data_entry, struct value_data,
2829 kill_value_one_regno, kill_value_regno, kill_value,
2830 set_value_regno, init_value_data, kill_clobbered_value,
2831 kill_set_value, kill_autoinc_value, copy_value,
2832 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
2833 replace_oldest_value_reg, replace_oldest_value_addr,
2834 replace_oldest_value_mem, copyprop_hardreg_forward_1,
2835 debug_value_data, validate_value_data): Move...
2836 * regcprop.c: ... here.
2837 (rest_of_handle_cprop): Delete.
2838 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
2840 2009-05-07 Jakub Jelinek <jakub@redhat.com>
2843 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
2844 GEN_INT for 1 << bitnum.
2845 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
2848 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
2850 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
2851 Remove wrong description of "nand" operation.
2853 2009-05-06 Richard Guenther <rguenther@suse.de>
2854 Adam Nemet <anemet@caviumnetworks.com>
2856 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
2857 comment. Add that if LHS is not a gimple register, then RHS1 has
2858 to be a single object (GIMPLE_SINGLE_RHS).
2860 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
2862 * expr.c (get_def_for_expr): Move it up in the file.
2863 (store_field): When expanding a bit-field store, look at the
2864 defining gimple stmt for the masking conversion.
2866 2009-05-06 Janis Johnson <janis187@us.ibm.com>
2869 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
2870 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
2871 32-bit memcpy into long.
2873 2009-05-06 Jakub Jelinek <jakub@redhat.com>
2875 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
2876 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
2878 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
2879 instead of appending DW_OP_deref*.
2881 2009-05-06 Michael Matz <matz@suse.de>
2884 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
2885 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
2887 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
2889 * Makefile.in (install-plugin): Fix srcdir handling.
2891 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
2893 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
2894 when processing for not_regs_needed bitmap.
2895 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
2896 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
2897 handling it for rhs.
2899 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2901 * config/i386/i386.md (unnamed inc/dec peephole): Use
2902 optimize_insn_for_size_p instead of optimize_size.
2903 * config/i386/predicates.md (incdec_operand): Likewise.
2904 (aligned_operand): Likewise.
2905 * config/i386/sse.md (divv8sf3): Likewise.
2906 (sqrtv8sf2): Likewise.
2908 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2910 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
2912 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
2914 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2916 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
2917 ssemodesuffixf2c with avxmodesuffixf2c.
2919 2009-05-06 Joseph Myers <joseph@codesourcery.com>
2922 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
2924 2009-05-05 Jakub Jelinek <jakub@redhat.com>
2926 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
2927 (struct tree_base): Adjust spacing for 8 bit boundaries.
2928 (struct tree_decl_common): Add decl_by_reference_flag bit.
2929 (DECL_BY_REFERENCE): Adjust.
2930 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
2931 print DECL_BY_REFERENCE bit.
2932 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
2933 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
2934 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
2935 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
2939 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
2940 range of the type, but default label is missing, add it with one
2941 of the existing labels instead of adding a new label for it.
2943 2009-05-05 Joseph Myers <joseph@codesourcery.com>
2947 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
2949 * Makefile.in (enable_plugin, plugin_includedir): New.
2950 (install): Depend on install-plugin.
2951 (PLUGIN_HEADERS): New.
2952 (install-plugin): New.
2953 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
2955 2009-05-05 Richard Guenther <rguenther@suse.de>
2957 PR tree-optimization/40022
2958 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
2960 (phivn_valid_p): Fix tuplification error, simplify.
2961 (phiprop_insert_phi): Add dumps.
2962 (propagate_with_phi): Simplify.
2964 2009-05-05 Richard Guenther <rguenther@suse.de>
2967 * builtins.c (gimplify_va_arg_expr): Properly build the address.
2969 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
2971 * tree.h (strip_float_extensions): Remove duplicate declaration.
2972 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
2973 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
2974 block_ultimate_origin): Rearrange the declarations line to match the
2975 comment that indicates the .c file which the functions are defined.
2976 (dwarf2out_*, set_decl_rtl): Add comment.
2977 (get_base_address): Adjust comment.
2978 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
2979 declarations line and add comment.
2980 (is_builtin_name): Add blank after function name, for clarity.
2982 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2984 * attribs.c (decl_attributes): Use %qE for identifiers in
2986 * cgraphunit.c (verify_cgraph_node): Translate function names to
2987 locale character set in diagnostics.
2988 * coverage.c (get_coverage_counts): Use %qE for identifiers in
2990 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
2991 Document that functions are named in UTF-8.
2992 * expr.c (expand_expr_real_1): Translate function names to locale
2993 character set in diagnostics.
2994 * gimplify.c (omp_notice_variable, omp_is_private,
2995 gimplify_scan_omp_clauses): Use %qE for identifiers in
2997 * langhooks.c (lhd_print_error_function): Translate function names
2998 to locale character set.
2999 * langhooks.h (decl_printable_name): Document that return value is
3000 in internal character set.
3001 * stmt.c: Include pretty-print.h
3002 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
3004 (resolve_operand_name_1): Translate named operand name to locale
3006 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
3008 * toplev.c (announce_function): Translate function names to locale
3010 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
3011 (default_tree_printer): Use pp_identifier or translate identifiers
3012 to locale character set. Mark "<anonymous>" for translation.
3013 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
3014 for identifiers in diagnostics.
3015 * tree.c (handle_dll_attribute): Use %qE for identifiers in
3017 * varasm.c (output_constructor): Use %qE for identifiers in
3020 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
3022 * configure.ac: use ` ` instead of $()
3023 * configure: Regenerate.
3025 2009-05-05 Ben Elliston <bje@au.ibm.com>
3027 * config/pa/linux-atomic.c: Eliminate conditional include of
3028 errno.h on non-LP64 systems to simplify build requirements.
3030 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3032 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
3034 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
3035 and pass value to identifier_to_locale.
3036 (warn_variable_length_array): Make name a tree.
3037 (grokdeclarator): Separate diagnostic texts for named and unnamed
3038 declarators. Use %qE for named declarators.
3039 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
3041 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
3042 identifiers in diagnostics.
3043 * c-typeck.c (push_member_name, start_init): Pass identifiers to
3044 identifier_to_locale. Mark "anonymous" strings for translation.
3046 2009-05-04 Michael Eager <eager@eagercon.com>
3048 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
3049 address for DImode/DFmode only if double-precision FP regs.
3051 2009-05-04 Michael Eager <eager@eagercon.com>
3053 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
3054 TARGET_SINGLE_FLOAT check.
3056 2009-05-04 Michael Eager <eager@eagercon.com>
3058 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
3060 2009-05-04 Michael Eager <eager@eagercon.com>
3062 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
3063 * config/rs6000/t-xilinx: New
3065 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
3067 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
3068 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
3069 * gcc/explow.c (memory_address): Use target hook.
3070 * gcc/targhooks.c (default_legitimize_address): New.
3071 * gcc/targhooks.h (default_legitimize_address): New.
3072 * gcc/target.h (legitimize_address): New.
3073 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
3074 (TARGET_INITIALIZER): Include it.
3075 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
3077 * config/bfin/bfin-protos.h (legitimize_address): Remove.
3078 * config/bfin/bfin.c (legitimize_address): Remove.
3079 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
3080 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
3082 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
3083 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
3085 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
3086 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
3087 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
3088 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
3089 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
3090 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
3091 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
3092 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
3093 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
3094 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
3095 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
3096 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
3097 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
3098 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
3099 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
3100 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
3101 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
3102 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
3103 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
3104 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
3105 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
3106 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
3107 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
3109 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
3110 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
3111 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
3112 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
3113 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
3114 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
3115 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
3116 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
3117 (thumb_legitimize_address): Delete.
3118 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
3119 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
3120 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
3121 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
3122 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
3123 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
3125 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
3128 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
3129 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
3130 * config/m32r/m32r.c (m32r_legitimize_address): New.
3131 * config/m68k/m68k.c (m68k_legitimize_address): New.
3132 * config/score/score.c (score_legitimize_address): Standardize.
3133 * config/score/score3.c (score3_legitimize_address): Standardize.
3134 * config/score/score3.h (score3_legitimize_address): Adjust.
3135 * config/score/score7.c (score7_legitimize_address): Standardize.
3136 * config/score/score7.h (score7_legitimize_address): Adjust.
3137 * config/sh/sh.c (sh_legitimize_address): New.
3138 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
3140 * gcc/config/s390/s390.c (legitimize_address): Rename to...
3141 (s390_legitimize_address): ... this.
3142 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
3143 (sparc_legitimize_address): ... this.
3144 * gcc/config/i386/i386.c (legitimize_address): Rename to...
3145 (ix86_legitimize_address): ... this.
3146 * gcc/config/avr/avr.c (legitimize_address): Rename to...
3147 (avr_legitimize_address): ... this.
3148 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
3149 (mn10300_legitimize_address): ... this.
3150 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
3151 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
3152 (alpha_expand_mov): Adjust call.
3154 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
3155 * config/spu/spu.c (spu_legitimize_address): Likewise.
3156 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
3157 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
3159 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3161 * intl.c (locale_encoding, locale_utf8): New.
3162 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
3163 * intl.h (locale_encoding, locale_utf8): Declare.
3164 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
3165 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
3167 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
3169 (pp_tree_identifier): Define to call pp_base_tree_identifier.
3170 (pp_base_tree_identifier): Declare as function.
3171 (identifier_to_locale): Declare.
3172 * Makefile.in (pretty-print.o): Update dependencies.
3173 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
3175 2009-05-04 Richard Guenther <rguenther@suse.de>
3178 * builtins.c (fold_builtin_memory_op): Do not decay to element
3179 type if the size matches the whole array.
3181 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3183 * expmed.c (synth_mult): When trying out a shift, pass the result
3186 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3188 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
3189 (shiftsub1_cost): New.
3190 (init_expmed): Compute shiftsub1_cost.
3191 (synth_mult): Optimize multiplications by constants of the form
3192 -(2^^m-1) for some constant positive integer m.
3194 2009-05-03 Richard Guenther <rguenther@suse.de>
3197 * c-typeck.c (array_to_pointer_conversion): Do not built
3198 ADDR_EXPRs of arrays of pointer-to-element type.
3199 * c-gimplify.c (c_gimplify_expr): Revert change fixing
3200 up wrong ADDR_EXPRs after-the-fact.
3201 * c-common.c (strict_aliasing_warning): Strip pointer
3202 conversions for obtaining the original type.
3203 * builtins.c (fold_builtin_memset): Handle array types.
3204 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
3207 2009-05-03 Richard Guenther <rguenther@suse.de>
3210 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
3211 Do not lose casts from array types with unknown extent to array
3212 types with known extent.
3213 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
3214 alias set compatibility.
3216 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
3218 * flags.h (extra_warnings): Delete.
3219 * toplev.c (process_options): Handle Wuninitialized here.
3220 * opts.c (extra_warnings): Delete.
3221 (set_Wextra): Delete.
3222 (common_handle_option): -Wextra can be handled automatically.
3223 * c-opts.c (c_common_handle_option): Delete obsolete code.
3224 (c_common_post_options): Simplify comment.
3225 * common.opt (W): Add Var.
3227 (Wuninitialized): Initialize to -1.
3229 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
3230 Richard Guenther <rguenther@suse.de>
3232 * expr.c (get_def_for_expr): New function.
3233 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
3234 SSA rather than trees.
3235 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
3236 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
3238 2009-05-03 Joseph Myers <joseph@codesourcery.com>
3240 * c-common.c (reswords): Add _Imaginary.
3241 * c-common.c (enum rid): Add RID_IMAGINARY.
3243 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
3245 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
3246 Patch by Richard Guenther.
3248 2009-05-03 Anatoly Sokolov <aesok@post.ru>
3250 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
3251 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3252 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
3253 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
3254 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
3255 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
3256 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
3257 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
3258 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
3259 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
3260 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
3261 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
3262 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
3263 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
3264 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
3265 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
3266 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
3267 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
3269 2009-05-02 Richard Guenther <rguenther@suse.de>
3271 PR tree-optimization/39940
3272 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
3275 2009-05-02 Richard Guenther <rguenther@suse.de>
3278 * tree-ssa.c (execute_update_addresses_taken): Properly check
3279 if we can mark a variable DECL_GIMPLE_REG_P.
3280 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
3281 back to the end of the function.
3282 (is_gimple_reg_type): Remove complex type special casing.
3283 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
3286 2009-05-02 Ben Elliston <bje@au.ibm.com>
3288 * doc/collect2.texi (Collect2): Document search path behaviour
3289 when configured with --with-ld.
3291 2009-05-02 Jan Hubicka <jh@suse.cz>
3293 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
3294 parameter; update callers.
3295 (coalesce_cost_edge): EH edges are costier because they needs
3296 splitting even if not critical and even more costier when there are
3297 multiple EH predecestors.
3299 2009-05-02 Jan Hubicka <jh@suse.cz>
3301 * except.c (remove_eh_handler_and_replace): Handle updating after
3302 removing TRY blocks.
3304 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
3306 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
3308 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
3310 * varasm.c: Do not include c-pragma.h.
3311 * attribs.c: Do not incude c-common.h.
3313 2009-05-01 Michael Matz <matz@suse.de>
3315 * calls.c (initialize_argument_information): Handle SSA names like
3316 decls with a non MEM_P DECL_RTL.
3318 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3320 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
3321 * ipa-utils.c: Likewise.
3322 * ipa-type-escape.c: Likewise.
3323 * cgraphunit.c Do not include c-common.h.
3324 * ipa-pure-const.c: Likewise.
3325 * tree-if-conv.c: Likewise.
3326 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
3327 * ipa-struct-reorg.c: Likewise.
3328 * tree-nomudflap.c: Likewise.
3329 * tree-ssa-structalias.c: Likewise.
3331 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3333 * store-motion.c: Many cleanups to make this pass a first-class
3334 citizen instead of an appendix to gcse load motion. Add TODO list
3335 to make this pass faster/cleaner/better.
3337 (struct ls_expr): Post gcse.c-split cleanups.
3338 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
3339 "stores" field to "avail_stores".
3340 (pre_ldst_mems): Rename to store_motion_mems.
3341 (pre_ldst_table): Rename to store_motion_mems_table.
3342 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
3343 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
3344 (ldst_entry): Rename to st_expr_entry, update users.
3345 (free_ldst_entry): Rename to free_st_expr_entry, update users.
3346 (free_ldst_mems): Rename to free_store_motion_mems, update users.
3347 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
3349 (first_ls_expr): Rename to first_st_expr, update users.
3350 (next_ls_expr): Rename to next_st_expr, update users.
3351 (print_ldst_list): Rename to print_store_motion_mems. Print names of
3352 fields properly for store motion instead of names inherited from load
3354 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
3355 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
3358 (ae_kill): Rename to st_kill, update users.
3359 (ae_gen): Rename to st_avloc, update users.
3360 (transp): Rename to st_transp, update users.
3361 (pre_insert_map): Rename to st_insert_map, update users.
3362 (pre_delete_map): Rename to st_delete_map, update users.
3363 (insert_store, build_store_vectors, free_store_memory,
3364 one_store_motion_pass): Update for abovementioned changes.
3366 (gcse_subst_count, gcse_create_count): Remove.
3367 (one_store_motion_pass): New statistics counters "n_stores_deleted"
3368 and "n_stores_created", local variables.
3370 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
3373 (regvec, compute_store_table_current_insn): Remove.
3374 (reg_set_info, reg_clear_last_set): Remove.
3375 (compute_store_table): Use DF caches instead of local dataflow
3378 2009-05-01 Joseph Myers <joseph@codesourcery.com>
3380 * c-objc-common.c (c_tree_printer): Print identifiers with
3381 pp_identifier, not pp_string. Mark "({anonymous})" for
3383 * c-pretty-print.c (pp_c_ws_string): New.
3384 (pp_c_cv_qualifier, pp_c_type_specifier,
3385 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
3386 pp_c_storage_class_specifier, pp_c_function_specifier,
3387 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
3388 pp_c_primary_expression, pp_c_postfix_expression,
3389 pp_c_unary_expression, pp_c_shift_expression,
3390 pp_c_relational_expression, pp_c_equality_expression,
3391 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
3392 use pp_string and pp_c_ws_string in place of pp_identifier and
3393 pp_c_identifier for non-identifiers. Mark English strings for
3395 * c-pretty-print.h (pp_c_ws_string): Declare.
3397 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
3398 Roland McGrath <roland@redhat.com>
3400 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
3401 (ENABLE_LD_BUILDID): New configuration option.
3402 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
3403 (LINK_BUILDID_SPEC): New macro.
3404 (init_spec): If defined, prepend it between LINK_EH_SPEC and
3406 * doc/install.texi: Document --enable-linker-build-id option.
3407 * configure: Rebuild.
3408 * config.in: Rebuild.
3410 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
3412 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
3413 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
3414 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
3415 MIPS_GP_SAVE_AREA_SIZE.
3416 * config/mips/mips.c (struct mips_frame_info): Update comment
3417 before arg_pointer_offset and hard_frame_pointer_offset.
3418 (mips_compute_frame_info): Update diagram before function: to
3419 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
3420 indicate the position of frame_pointer_rtx with -fstack-protector and
3421 to show args_size. Don't allocate cprestore area for leaf functions
3422 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
3424 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
3426 2009-04-30 Michael Matz <matz@suse.de>
3428 PR tree-optimization/39955
3429 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
3431 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
3433 * ira.c (setup_cover_and_important_classes): Use safe macro
3434 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
3436 * genpreds.c (write_tm_preds_h): Output suitable definition of
3437 REG_CLASS_FOR_CONSTRAINT.
3439 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3441 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
3443 * bitmap.c (bitmap_descriptor): Likewise.
3444 * ggc-common.c (loc_descriptor): Likewise.
3445 * varray.c (varray_descriptor): Likewise.
3446 * vec.c (vec_descriptor): Likewise.
3448 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
3450 * Makefile.in (dce.o): Add $(EXCEPT_H).
3451 * dce.c: Include except.h and delete redundant vector definitions.
3452 (deletable_insn_p): Return false for non-call insns that can throw
3455 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
3457 * gcse.c (ae_gen): Remove.
3458 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
3459 and make non-static function to make it available in store-motion.c.
3460 Update call sites with search-and-replace.
3461 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
3462 extract_mentioned_regs, extract_mentioned_regs_helper,
3463 find_moveable_store, compute_store_table, load_kills_store, find_loads,
3464 store_killed_in_insn, store_killed_after, store_killed_before,
3465 build_store_vectors, insert_insn_start_basic_block, insert-store,
3466 remove_reachable_equiv_notes, replace_store_insn, delete_store,
3467 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
3468 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
3469 * store-motion.c: ...new file. Also copy data structures from gcse.c
3470 and clean up to remove parts not used by store motion.
3471 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
3472 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
3474 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3477 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
3478 when optimizing for size.
3480 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
3482 * gcse.c (gcse_constant_p): Fix typo in last change.
3484 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3486 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
3488 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
3490 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
3492 2009-04-29 James E. Wilson <wilson@codesourcery.com>
3494 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
3495 CONST_HIGH_PART result.
3497 2009-04-29 Anatoly Sokolov <aesok@post.ru>
3499 * config/avr/avr.c (initial_elimination_offset): Rename to
3500 avr_initial_elimination_offset.
3501 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
3502 change return type to bool.
3503 (avr_can_eliminate): New function.
3504 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
3505 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
3506 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
3507 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
3508 avr_initial_elimination_offset.
3509 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
3510 (avr_initial_elimination_offset): Define.
3512 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
3513 Steven Bosscher <steven@gcc.gnu.org>
3515 PR rtl-optimization/39938
3516 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
3517 * cfgrtl.c: Include insn-attr.h.
3518 (rest_of_pass_free_cfg): New function.
3519 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
3520 * resource.c (init_resource_info): Remove call to df_analyze.
3522 2009-04-29 Richard Guenther <rguenther@suse.de>
3525 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
3526 allow conversion to signed integers.
3528 2009-04-29 Richard Guenther <rguenther@suse.de>
3530 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
3531 shifts of floating point vectors if the shift amount is
3532 a constant multiple of the element size.
3534 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
3535 Michael Matz <matz@suse.de>
3539 * tree-outof-ssa.c (emit_partition_copy): New function.
3540 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3541 insert_part_to_rtx_on_edge): Perform the partition base var
3542 copy using emit_partition_copy.
3543 (insert_value_copy_on_edge): Convert constants to the right mode.
3544 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
3545 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
3547 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3549 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
3550 scan backwards to try to find a constant to initialize it.
3552 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
3553 insn before the loop_end instruction, don't look past labels.
3555 2009-04-29 Richard Guenther <rguenther@suse.de>
3558 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3559 loose type conversions.
3560 (forward_propagate_addr_expr): Fix tuplification bug. Remove
3561 stmts only if there are no uses of its definition.
3563 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3565 * config/bfin/bfin.h (splitting_loops): Declare.
3566 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
3567 Reorder bit definitions to be ascending.
3568 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
3569 * config/bfin/bfin.c (splitting_loops): New variable.
3570 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
3571 (struct loop_info): Remove members INIT and LOOP_INIT.
3572 (bfin_optimize_loop): Don't set them. Reorder the code that generates
3573 the LSETUP sequence. Allow LC to be loaded from any register, but
3574 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
3575 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
3577 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
3578 of reload_completed.
3581 * config/bfin/bfin.md (movsi_insn): Refine constraints.
3583 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
3585 * Makefile.in (PLUGIN_VERSION_H): New.
3586 (OBJS-common): Remove plugin-version.o.
3587 (plugin.o): Depend on (PLUGIN_VERSION_H).
3588 (plugin-version.o): Remove.
3589 * configure: Regenerate
3590 * configure.ac: Create plugin-version.h.
3591 * gcc-plugin.h (plugin_gcc_version): Remove.
3592 (plugin_default_version_check): Change signature.
3593 * plugin-version.c: Remove.
3594 * plugin.c: Include plugin-version.h.
3595 (str_plugin_gcc_version_name): Remove.
3596 (try_init_one_plugin): Pass gcc version to plugin_init.
3597 (plugin_default_version_check): Both gcc and plugin versions are now
3600 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3602 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
3603 problematic last insns. Test for TYPE_CALL rather than CALL_P.
3604 Remove special case testing for last insn of inner loops. Don't fail
3605 if the loop ends with a jump, emit an extra nop instead.
3607 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
3608 DREGS rather than comparing directly. Remove code that tries to
3609 account for latencies.
3611 2009-04-29 Richard Guenther <rguenther@suse.de>
3613 PR tree-optimization/39941
3614 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
3615 eliminating an indirect call.
3617 2009-04-29 Richard Guenther <rguenther@suse.de>
3619 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
3620 parameter. Allow invariants as base if !require_lvalue.
3621 (verify_gimple_assign_single): Adjust.
3623 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3625 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
3626 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
3627 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
3628 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
3629 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
3631 * config/bfin/bfin.c (bfin_expand_builtin,
3632 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
3634 2009-04-28 Richard Guenther <rguenther@suse.de>
3636 * tree-vect-loop.c (get_initial_def_for_induction): Use
3637 correct types for pointer increment.
3639 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3641 * toplev.c (print_version): Update GMP version string calculation.
3643 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
3645 PR rtl-optimization/39938
3646 * resource.c (init_resource_info): Add call to df_analyze.
3648 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3650 * config/alpha/alpha.md (usegp): Cast the result of
3651 alpha_find_lo_sum_using_gp to enum attr_usegp.
3652 * config/alpha/alpha.c (override_options): Remove end-of-structure
3653 marker element from cpu_table. Use array size of cpu_table to handle
3654 -mcpu and -mtune options.
3655 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
3657 2009-04-28 Joseph Myers <joseph@codesourcery.com>
3659 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
3660 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
3661 tune_32 and tune_64.
3662 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3664 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
3665 * config/rs6000/option-defaults.h: ... here. New file.
3666 (OPT_64, OPT_32): Define.
3667 (MASK_64BIT): Define to 0 if not already defined.
3668 (OPT_ARCH64, OPT_ARCH32): Define.
3669 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
3672 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3674 * config/arm/arm.c (arm_override_options): Emit error on using
3677 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3679 PR rtl-optimization/39914
3680 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3681 registers for allocnos created from user-defined variables only
3682 when not optimizing.
3684 2009-04-28 Richard Guenther <rguenther@suse.de>
3687 * fold-const.c (fold_binary): Use distribute_real_division only
3690 2009-04-28 Steve Ellcey <sje@cup.hp.com>
3692 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
3693 add hpux-stdint.h to tm_file.
3694 (hppa[12]*-*-hpux11*): Ditto.
3695 (ia64*-*-hpux*): Ditto.
3696 * config/hpux-stdint.h: New.
3697 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
3698 __STDC_EXT__ for all compiles.
3699 * config/pa/pa-hpux.h: Ditto.
3700 * config/pa/pa-hpux10.h: Ditto.
3701 * config/pa/pa-hpux11.h: Ditto.
3703 2009-04-28 Catherine Moore <clm@codesourcery.com>
3705 * debug.h (set_name): Add comment.
3707 2009-04-28 Andrew Pinski <pinskia@gmail.com>
3710 * config/darwin.c (machopic_gen_offset): Check
3711 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
3712 * config/arm/arm.c (require_pic_register): Likewise.
3714 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
3716 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
3717 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
3718 m32c_promote_prototypes): Delete.
3720 2009-04-28 Michael Matz <matz@suse.de>
3723 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
3726 2009-04-28 Richard Guenther <rguenther@suse.de>
3728 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
3730 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3732 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
3733 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
3734 * config/arm/arm-tune.md: Regenerate.
3736 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
3738 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
3739 block if there are complex incoming edges.
3740 (sel_merge_blocks): Remove useless assert.
3741 (sel_redirect_edge_and_branch): Check that edge was redirected.
3742 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
3743 (sel_find_rgns): Delete declaration.
3744 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
3745 the region when it is not a preheader.
3747 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3750 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
3752 2009-04-28 Richard Guenther <rguenther@suse.de>
3754 * tree.h (SSA_NAME_VALUE): Remove.
3755 (struct tree_ssa_name): Remove value_handle member.
3756 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
3757 array for jump threading.
3758 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
3760 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
3761 * tree-flow.h (threadedge_initialize_values): Declare.
3762 (threadedge_finalize_values): Likewise.
3763 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
3764 (SSA_NAME_VALUE): Define.
3765 (threadedge_initialize_values): New function.
3766 (threadedge_finalize_values): Likewise.
3767 * tree-ssa-dom.c (ssa_name_values): New global variable.
3768 (SSA_NAME_VALUE): Define.
3769 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
3771 2009-04-28 Ira Rosen <irar@il.ibm.com>
3773 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
3774 Use REPORT_VECTORIZED_LOCATIONS instead
3775 REPORT_VECTORIZED_LOOPS.
3776 * tree-vectorizer.c (vect_verbosity_level): Make static.
3777 (vect_loop_location): Rename to vect_location.
3778 (vect_set_verbosity_level): Update comment.
3779 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
3781 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
3782 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
3783 instead REPORT_UNVECTORIZED_LOOPS.
3784 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
3785 and vect_loop_def to vect_external_def and vect_internal_def.
3786 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
3787 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
3788 REPORT_UNVECTORIZED_LOCATIONS.
3789 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
3790 and vect_used_in_loop and to vect_unused_in_scope and
3792 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
3793 (vect_verbosity_level): Remove declaration.
3794 (vect_analyze_operations): Likewise.
3795 (vect_analyze_stmt): Declare.
3796 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
3797 REPORT_UNVECTORIZED_LOCATIONS.
3798 (vect_get_loop_niters): Fix indentation.
3799 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
3800 (vect_analyze_loop_operations): New function.
3801 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
3802 vect_analyze_operations.
3803 (vect_is_simple_reduction): Use new names.
3804 (vectorizable_live_operation, vect_transform_loop): Likewise.
3805 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
3806 to specify whether the data references can be a part of interleaving
3808 (vect_analyze_data_ref_dependence): Use new names.
3809 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
3810 (vect_create_addr_base_for_vector_ref): Remove redundant code.
3811 * tree-vect-patterns.c (widened_name_p): Use new names.
3812 (vect_recog_dot_prod_pattern): Likewise.
3813 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
3814 (process_use, vect_mark_stmts_to_be_vectorized,
3815 vect_model_simple_cost, vect_model_store_cost,
3816 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
3817 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3818 vectorizable_operation, vectorizable_type_demotion,
3819 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
3820 vectorizable_condition): Likewise.
3821 (vect_analyze_operations): Split into vect_analyze_loop_operations
3823 (vect_analyze_stmt): ... new function.
3824 (new_stmt_vec_info): Use new names.
3825 (vect_is_simple_use): Use new names and fix comment.
3826 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
3827 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
3829 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3832 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
3833 and integer modes for x87 operands. Do not ICE for unsupported size,
3834 generate error instead. Generate error for unsupported operand types.
3835 ['z']: Do not handle HImode memory operands specially. Warning
3836 for floating-point operands. Fallthru to 'Z' for unsupported operand
3837 types. Do not ICE for unsupported size, generate error instead.
3838 (output_387_binary_op): Use %Z to output operands.
3839 (output_fp_compare): Ditto.
3840 (output_387_reg_move): Ditto.
3842 2009-04-28 Ben Elliston <bje@au.ibm.com>
3847 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3849 * builtins.c (c_strlen): Do not warn here.
3850 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3851 * c-common.c (pointer_int_sum): Take an explicit location.
3852 Warn about offsets out of bounds.
3853 * c-common.h (pointer_int_sum): Adjust declaration.
3855 2009-04-27 Ian Lance Taylor <iant@google.com>
3857 * collect2.c (is_ctor_dtor): Change type of ret field in struct
3859 * dce.c (run_fast_df_dce): Change type of old_flags to int.
3860 * df-core.c (df_set_flags): Change return type to int. Change
3861 type of old_flags to int.
3862 (df_clear_flags): Likewise.
3863 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
3864 (df_get_conditional_uses): Likewise.
3865 * df.h (df_set_flags, df_clear_flags): Update declarations.
3866 * dwarf2out.c (struct indirect_string_node): Change type of form
3867 field to enum dwarf_form.
3868 (AT_string_form): Change return type to enum dwarf_form.
3869 * fixed-value.c (fixed_compare): Add cast to enum type.
3870 * fwprop.c (update_df): Change 0 to VOIDmode.
3871 * gensupport.c: Change 0 to UNKNOWN.
3872 * gimple.h (gimple_cond_code): Add cast to enum type.
3873 * haifa-sched.c (reemit_notes): Add cast to enum type.
3874 * hooks.c (hook_int_void_no_regs): Remove function.
3875 * hooks.h (hook_int_void_no_regs): Remove declaration.
3876 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
3877 * predict.c (combine_predictions_for_insn): Add casts to enum type.
3878 * real.c (real_arithmetic): Add cast to enum type.
3879 (real_compare): Likewise.
3880 * target.h (struct gcc_target): Change return type of
3881 branch_target_register_class to enum reg_class.
3882 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
3883 default_branch_target_register_class.
3884 * targhooks.c (default_branch_target_register_class): New function.
3885 * targhooks.h (default_branch_target_register_class): Declare.
3886 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
3887 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
3889 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
3891 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
3892 vect_uninitialized_def. Change 0 to ERROR_MARK.
3893 * tree-vect-stmts.c (supportable_widening_operation): Don't
3894 initialize icode1 and icode2.
3895 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
3896 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
3898 (cmn_err_flag_specs): Change 0 to STD_C89.
3899 (cmn_err_char_table): Likewise.
3900 * config/arm/arm.c (get_arm_condition_code): Change type of code
3901 to enum arm_cond_code.
3902 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
3903 (IWMMXT_BUILTIN2): Likewise.
3904 (neon_builtin_type_bits): Don't define typedef.
3905 (neon_builtin_datum): Change type of bits field to int.
3906 (arm_expand_neon_args): Add cast to enum type.
3907 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
3909 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
3911 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
3913 * config/mips/mips.md (jal_macro): Return enum constant.
3914 (single_insn): Likewise.
3915 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
3917 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3919 * config/s390/s390.c (s390_tune_flags): Change type to int.
3920 (s390_arch_flags): Likewise.
3921 (s390_handle_arch_option): Change flags field of struct pta to int.
3922 * config/s390/s390.h (s390_tune_flags): Update declaration.
3923 (s390_arch_flags): Likewise.
3924 * config/sh/sh.c (prepare_move_operands): Compare
3925 tls_symbolic_operand result with enum constant.
3926 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
3927 (sh_expand_prologue): Add cast to enum type.
3928 (sh_expand_epilogue): Likewise.
3929 (tls_symbolic_operand): Change return type to enum tls_model.
3930 (fpscr_set_from_mem): Add cast to enum type.
3931 (legitimize_pic_address): Compare tls_symbolic_operand result with
3933 (sh_target_reg_class): Change return type to enum reg_class.
3934 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
3936 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
3937 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
3938 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
3939 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
3940 (delayed_branch, tls_call_delay): Likewise.
3941 (eligible_for_sibcall_delay): Likewise.
3942 (eligible_for_return_delay): Likewise.
3943 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
3944 (spu_expand_builtin_1): Likewise.
3946 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
3947 for all types of conversions.
3948 (output_init_element): Issue -Wc++-compat warning if needed when
3949 initializing a bitfield with enum type.
3950 * c-parser.c (c_parser_expression): Set original_type to
3951 original_type of right hand operand of comman operator.
3953 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3955 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
3957 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
3958 * doc/cpp.texi (Standard Predefined Macros)
3959 (Implementation-defined behavior): Likewise.
3960 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
3961 * doc/gimple.texi (GIMPLE Exception Handling)
3962 (@code{GIMPLE_ASSIGN}): Likewise.
3963 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
3964 * doc/invoke.texi (Warning Options, Optimize Options)
3965 (AVR Options, Darwin Options): Likewise.
3966 (Optimize Options): Reformulate -fwhole-program description.
3967 * doc/loop.texi (Lambda): Likewise.
3968 * doc/md.texi (Output Template, Define Constraints)
3969 (Standard Names, Insn Splitting): Likewise.
3970 * doc/options.texi (Option properties): Likewise.
3971 * doc/passes.texi (Tree-SSA passes): Likewise.
3972 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
3973 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
3974 (File Names and DBX): Likewise.
3975 * doc/trouble.texi (Incompatibilities): Likewise.
3977 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3979 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
3980 instruction is correct.
3982 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3984 Allow non-constant arguments to conversion intrinsics.
3985 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
3986 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
3987 * spu.c (print_operand): Handle 'v' and 'w'.
3988 (exp2_immediate_p, spu_gen_exp2): Define.
3989 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
3990 spu_convtf_1): Update parameter descriptions.
3991 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
3992 * constraints.md ('v', 'w'): New.
3993 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
3995 (i2f, I2F): New define_mode_attr.
3996 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
3997 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
3998 fixuns_truncv4sfv4si2): Update to use mode attribute.
3999 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
4000 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
4001 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
4002 patterns for combine.
4004 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
4006 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
4007 (cprop, hoist, pre, store_motion): New debug counters.
4008 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
4009 is not an RTL pass anymore.
4010 (pass_profiling): Remove extern decl for pass removed in 2005.
4011 (pass_gcse, pass_jump_bypass): Remove.
4012 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
4013 to 0 for clean state.
4014 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
4015 * cse.c (gate_handle_cse_after_global_opts,
4016 rest_of_handle_cse_after_global_opts): New functions.
4017 (pass_cse_after_global_opts): New pass, does local CSE.
4018 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
4019 (TV_CPROP): New timevar.
4020 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
4021 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
4022 (gcse_main, recompute_all_luids): Remove.
4023 (compute_hash_table_work): Call max_reg_num instead of reading
4025 (cprop_jump): Don't set run_jump_opt_after_gcse.
4026 (constprop_register): Always allow to alter jumps.
4027 (cprop_insn): Likewise.
4028 (do_local_cprop): Likewise.
4029 (local_cprop_pass): Likewise. Return non-zero if something changed.
4030 (cprop): Remove function, fold interesting bits into one_cprop_pass.
4031 (find_implicit_sets): Add note about missed optimization opportunity.
4032 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
4033 pass_rtl_cprop execute function.
4034 Don't bother tracking the pass number, each pass gets its own dumpfile
4036 Always allow to alter jumpsand bypass jumps.
4037 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
4038 will just find no suitable set.
4039 (pre_edge_insert): Fix dumping, this function is for PRE only.
4040 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
4041 pass_rtl_pre execute function.
4042 (hoist_code): Return non-zero if something changed. Keep track of
4043 substitutions and insertions for statistics gathering similar to PRE.
4044 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
4045 called from the pass_rtl_hoist execute function. Show pass statistics.
4046 (compute_store_table): Use max_reg_num directly instead of using the
4047 formerly global max_gcse_regno.
4048 (build_store_vectors): Likewise.
4049 (replace_store_insn): Fix dumping.
4050 (store_motion): Rename to ...
4051 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
4052 pass, called from the pass_rtl_store_motion execute function. Keep
4053 track of substitutions and insertions for statistics gathering similar
4055 (bypass_jumps): Remove, fold interesting bits into ...
4056 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
4057 from the pass_rtl_cprop execute function.
4058 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4059 pass_jump_bypass): Remove.
4060 (gate_handle_gcse, rest_of_handle_gcse): Remove.
4061 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
4062 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
4063 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
4064 (gate_rtl_store_motion, execute_rtl_store_motion,
4065 pass_rtl_store_motion): New.
4066 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
4067 make it clear that -fcse-skip-blocks is a no-op for backward compat.
4068 * passes.c (init_optimization_passes): Remove pass_gcse and
4069 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
4070 and cse_after_global_opts in place of pass_gcse. Schedule cprop
4071 instead of pass_jump_bypass.
4073 2009-04-27 Richard Guenther <rguenther@suse.de>
4076 * gimplify.c (gimplify_expr): If we are required to create
4077 a temporary make sure it ends up as register.
4079 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
4082 * config/i386/i386.c (construct_container): Don't call
4083 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
4084 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
4086 2009-04-27 Michael Matz <matz@suse.de>
4088 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
4089 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
4090 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
4091 (dump_replaceable_exprs): Take a bitmap.
4092 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
4094 (expand_gimple_basic_block): Likewise.
4095 * tree-ssa-ter.c (struct temp_expr_table_d): Make
4096 replaceable_expressions member a bitmap.
4097 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
4098 (mark_replaceable): Likewise.
4099 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
4100 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
4102 2009-04-27 Richard Guenther <rguenther@suse.de>
4104 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
4105 (verify_stmts): Dispatch to gimple/type verification code.
4106 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
4107 issue with call argument types.
4109 2009-04-27 Michael Matz <matz@suse.de>
4111 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
4112 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
4115 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
4116 Eric Botcazou <ebotcazou@adacore.com>
4118 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
4119 a label's basic block.
4120 (mark_target_live_regs): Tidy and rework obsolete comments.
4121 Change back DF problem to LIVE. If a label starts a basic block,
4122 assume that all registers that used to be live then still are.
4123 (init_resource_info): If a label starts a basic block, set its
4124 BLOCK_FOR_INSN accordingly.
4125 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
4127 2009-04-27 Richard Guenther <rguenther@suse.de>
4129 * tree-flow-inline.h (function_ann): Remove.
4130 (get_function_ann): Likewise.
4131 * tree-dfa.c (create_function_ann): Remove.
4132 * tree-flow.h (struct static_var_ann_d): Remove.
4133 (struct function_ann_d): Likewise.
4134 (union tree_ann_d): Remove fdecl member.
4135 (function_ann_t): Remove.
4136 (function_ann, get_function_ann, create_function_ann): Remove
4139 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
4141 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
4143 2009-04-27 Jan Hubicka <jh@suse.cz>
4145 * ipa-pure-const.c (struct funct_state_d): New fields
4146 state_previously_known, looping_previously_known; remove
4147 state_set_in_source.
4148 (analyze_function): Use new fields.
4149 (propagate): Avoid assumption that state_set_in_source imply
4152 * tree-ssa-loop-niter.c (finite_loop_p): New function.
4153 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
4154 * cfgloop.h (finite_loop_p): Declare.
4156 2009-04-26 Michael Matz <matz@suse.de>
4158 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
4160 2009-04-26 Michael Matz <matz@suse.de>
4162 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
4163 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
4164 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
4165 pass_mark_used_blocks): Remove.
4166 * tree-optimize.c (pass_free_datastructures,
4167 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
4168 * passes.c (init_optimization_passes): Don't call
4169 pass_mark_used_blocks, remove dead code.
4171 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
4173 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
4174 * tree-ssa-live.h (register_ssa_partition): Likewise.
4176 2009-04-26 Michael Matz <matz@suse.de>
4179 * builtins.c (fold_builtin_next_arg): Handle SSA names.
4180 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
4181 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
4183 (compare_pairs): Swap cost comparison.
4184 (coalesce_ssa_name): Don't use change_partition_var.
4185 * tree-nrv.c (struct nrv_data): Add modified member.
4186 (finalize_nrv_r): Set it.
4187 (tree_nrv): Use it to update statements.
4188 (pass_nrv): Require PROP_ssa.
4189 * tree-mudflap.c (mf_decl_cache_locals,
4190 mf_build_check_statement_for): Use make_rename_temp.
4191 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
4192 * alias.c (find_base_decl): Handle SSA names.
4193 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
4194 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
4195 * rtl.h (set_reg_attrs_for_parm): Declare.
4196 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
4197 to "optimized", remove unused locals at finish.
4198 (execute_free_datastructures): Make global, call
4199 delete_tree_cfg_annotations.
4200 (execute_free_cfg_annotations): Don't call
4201 delete_tree_cfg_annotations.
4203 * ssaexpand.h: New file.
4204 * expr.c (toplevel): Include ssaexpand.h.
4205 (expand_assignment): Handle SSA names the same as register variables.
4206 (expand_expr_real_1): Expand SSA names.
4207 * cfgexpand.c (toplevel): Include ssaexpand.h.
4208 (SA): New global variable.
4209 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
4210 (SSAVAR): New macro.
4211 (set_rtl): New helper function.
4212 (add_stack_var): Deal with SSA names, use set_rtl.
4213 (expand_one_stack_var_at): Likewise.
4214 (expand_one_stack_var): Deal with SSA names.
4215 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
4216 before unique numbers.
4217 (expand_stack_vars): Use set_rtl.
4218 (expand_one_var): Accept SSA names, add asserts for them, feed them
4219 to above subroutines.
4220 (expand_used_vars): Expand all partitions (without default defs),
4221 then only the local decls (ignoring those expanded already).
4222 (expand_gimple_cond): Remove edges when jumpif() expands an
4224 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
4225 or remove abnormal edges. Ignore insns setting the LHS of a TERed
4227 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
4228 members of SA; deal with PARM_DECL partitions here; expand
4229 all PHI nodes, free tree datastructures and SA. Commit instructions
4230 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
4231 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
4232 info and statements at start, collect garbage at finish.
4233 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
4234 (VAR_ANN_PARTITION) Remove.
4235 (change_partition_var): Don't declare.
4236 (partition_to_var): Always return SSA names.
4237 (var_to_partition): Only accept SSA names.
4238 (register_ssa_partition): Only check argument.
4239 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
4241 (delete_var_map): Don't free it.
4242 (var_union): Only accept SSA names, simplify.
4243 (partition_view_init): Mark only useful SSA names as used.
4244 (partition_view_fini): Only deal with SSA names.
4245 (change_partition_var): Remove.
4246 (dump_var_map): Use ssa_name instead of partition_to_var member.
4247 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
4249 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
4250 (struct _elim_graph): New member const_dests; nodes member vector of
4252 (set_location_for_edge): New static helper.
4253 (create_temp): Remove.
4254 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
4255 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
4256 (new_elim_graph): Allocate const_dests member.
4257 (clean_elim_graph): Truncate const_dests member.
4258 (delete_elim_graph): Free const_dests member.
4259 (elim_graph_size): Adapt to new type of nodes member.
4260 (elim_graph_add_node): Likewise.
4261 (eliminate_name): Likewise.
4262 (eliminate_build): Don't take basic block argument, deal only with
4263 partition numbers, not variables.
4264 (get_temp_reg): New static helper.
4265 (elim_create): Use it, deal with RTL temporaries instead of trees.
4266 (eliminate_phi): Adjust all calls to new signature.
4267 (assign_vars, replace_use_variable, replace_def_variable): Remove.
4268 (rewrite_trees): Only do checking.
4269 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
4270 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
4271 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
4272 contains_tree_r, MAX_STMTS_IN_LATCH,
4273 process_single_block_loop_latch, analyze_edges_for_bb,
4274 perform_edge_inserts): Remove.
4275 (expand_phi_nodes): New global function.
4276 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
4277 functions, initialize new parameter, remember partitions having a
4279 (finish_out_of_ssa): New global function.
4280 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
4281 don't reset in_ssa_p here, don't disable TER when mudflap.
4282 (pass_del_ssa): Remove.
4283 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
4285 (execute_free_datastructures): Declare.
4286 * Makefile.in (SSAEXPAND_H): New variable.
4287 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
4288 * basic-block.h (commit_one_edge_insertion): Declare.
4289 * passes.c (init_optimization_passes): Move pass_nrv and
4290 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
4291 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
4292 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
4293 (redirect_branch_edge): Deal with super block when expanding, split
4294 out jump patching itself into ...
4295 (patch_jump_insn): ... here, new static helper.
4297 2009-04-26 Michael Matz <matz@suse.de>
4299 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
4300 beyond num_ssa_names.
4301 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
4302 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
4304 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4307 * fwprop.c (forward_propagate_asm): New function.
4308 (forward_propagate_and_simplify): Propagate also into __asm, if it
4309 doesn't increase the number of referenced registers.
4312 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
4314 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4316 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
4317 note_nonlocal_vla_type for nonlocal VLAs.
4318 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
4319 contains_remapped_vars, remap_vla_decls): New functions.
4320 (convert_nonlocal_reference_stmt): If not optimizing, call
4321 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
4322 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
4323 if it wasn't found in var_map.
4324 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
4325 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
4326 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
4328 * gimplify.c (nonlocal_vlas): New variable.
4329 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
4331 (gimplify_body): Create and destroy nonlocal_vlas.
4333 * dwarf2out.c (loc_descr_plus_const): New function.
4334 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
4335 mem_loc_descriptor, loc_descriptor_from_tree_1,
4336 descr_info_loc, gen_variable_die): Use it.
4338 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
4339 !TREE_STATIC VAR_DECLs.
4340 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
4341 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
4342 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
4343 DECL_BY_REFERENCE is valid.
4344 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
4345 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
4346 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
4347 Copy DECL_BY_REFERENCE.
4348 (struct nesting_copy_body_data): New type.
4349 (nesting_copy_decl): New function.
4350 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
4351 if they have variable length.
4353 2009-04-26 Michael Matz <matz@suse.de>
4355 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
4356 mark new temporaries for renaming.
4358 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4361 * c-decl.c (global_bindings_p): Return negative value.
4362 (c_variable_size): New. Based on variable_size from
4364 (grokdeclarator): Call c_variable_size not variable_size.
4366 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
4368 * config/i386/i386.c (print_operand) ['z']: Fix typo.
4370 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
4372 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
4373 Redefine it to just use mingw/include.
4374 (ASM_SPEC): Rules for -m32 and -m64.
4375 (LINK_SPEC): Use Likewise.
4376 (SPEC_32): New define.
4377 (SPEC_64): Likewise.
4378 (SUB_LINK_SPEC): Likewise.
4379 (MULTILIB_DEFAULTS): New define.
4380 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
4381 Add multilib options.
4382 (MULTILIB_DIRNAMES): Likewise.
4383 (MULTILIB_OSDIRNAMES): Likewise.
4385 (INSTALL_LIBGCC): Likewise.
4387 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4390 * c-tree.h (enum c_inline_static_type): New.
4391 (record_inline_static): Declare.
4392 * c-decl.c (struct c_inline_static, c_inline_statics,
4393 record_inline_static, check_inline_statics): New.
4394 (pop_file_scope): Call check_inline_statics.
4395 (start_decl): Call record_inline_static instead of pedwarning
4396 directly for static in inline function.
4397 * c-typeck.c (build_external_ref): Call record_inline_static
4398 instead of pedwarning directly for static referenced in inline
4401 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
4403 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
4404 not new but only being rescanned.
4405 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
4406 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
4407 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
4408 record_set_info, compute_set, grealloc): Remove.
4409 (recompute_all_luids): New function.
4410 (gcse_main): Don't compute sets, and don't do related memory
4411 allocations/free-ing. If something changed before the end of the
4412 pass, update LUIDs using recompute_all_luids.
4413 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
4414 (free_gcse_mem): Don't free it either.
4415 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
4416 Use the df insn LUIDs.
4417 (load_killed_in_block): Likewise.
4418 (compute_hash_table_work): Don't compute reg_set_in_block.
4419 (compute_transp): Use DF_REG_DEF_CHAINs.
4420 (local_cprop_pass): Don't use compute_sets and related functions.
4421 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
4422 Use get_max_uid() instead of max_cuid.
4423 (insert_insn_end_basic_block, pre_insert_copy_insn,
4424 update_ld_motion_stores): Don't try to
4425 keep reg_set tables up to date.
4426 (pre_insert_copies): Use df insn LUIDs.
4427 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
4428 (reg_set_info): Don't use extra bitmap argument.
4429 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
4430 information to compute regs_set_in_block.
4431 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
4432 (bypass_jumps): Don't use compute_sets and friends.
4434 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4437 * opts.c (undocumented_msg): Do not leave blank even with
4440 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4442 * c-decl.c (build_enumerator): Allow values folding to integer
4443 constants but not integer constant expressions with a pedwarn if
4446 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4449 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
4450 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
4451 type is an integer constant.
4453 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4456 * config/i386/i386.c (print_operand) ['z']: Revert handling of
4459 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4462 * c-decl.c (grokdeclarator): Diagnose declarations of functions
4463 with variably modified return type and no storage class
4464 specifiers, except for the case of nested functions. Distinguish
4465 extern declarations of functions with variably modified return
4466 types from those of objects with variably modified types.
4468 2009-04-25 Jan Hubicka <jh@suse.cz>
4470 * tree.c (list_equal_p): New function.
4471 * tree.h (list_equal_p): Declare.
4472 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4473 basic_block_def, basic_block, const_basic_block): New.
4474 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
4475 (redirect_eh_edge): New function.
4476 (make_eh_edge_update_phi): EH edges are not abnormal.
4477 * except.c: Include tree-flow.h.
4478 (list_match): New function.
4479 (eh_region_replaceable_by_p): New function.
4480 (replace_region): New function.
4481 (hash_type_list): New function.
4482 (hash_eh_region): New function.
4483 (eh_regions_equal_p): New function.
4484 (merge_peers): New function.
4485 (remove_unreachable_regions): Verify EH tree when checking;
4487 (copy_eh_region_1): New function.
4488 (copy_eh_region): New function.
4489 (push_reachable_handler): New function.
4490 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
4491 regions without label but with live RESX.
4492 * except.h (redirect_eh_edge_to_label): New.
4493 * tree-flow.h (redirect_eh_edge): New.
4494 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4495 basic_block_def, basic_block, const_basic_block): Remove.
4496 * Makefile.in (except.o): Add dependency on tree-flow.h
4497 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
4498 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
4501 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
4504 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
4505 on the destination of memcpy.
4507 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
4509 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
4510 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
4511 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
4513 2009-04-25 Jan Hubicka <jh@suse.cz>
4515 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
4516 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
4517 to be reached by different label than left.
4518 (update_eh_edges): Update comment; remove edge_to_remove if possible
4519 and return true if suceeded.
4520 (cleanup_empty_eh): Accept sharing map; handle shared regions.
4521 (cleanup_eh): Compute sharing map.
4522 * except.c (remove_eh_handler_and_replace): Add argument if we should
4524 (remove_unreachable_regions): Update for label sharing.
4525 (label_to_region_map): Likewise.
4526 (get_next_region_sharing_label): New function.
4527 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
4529 (remove_eh_handler): Update.
4530 (remove_eh_region_and_replace_by_outer_of): New function.
4531 * except.h (struct eh_region): Add next_region_sharing_label.
4532 (remove_eh_region_and_replace_by_outer_of,
4533 get_next_region_sharing_label): Declare.
4534 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
4536 2009-04-25 Jan Hubicka <jh@suse.cz>
4538 * tree-cfg.c (split_critical_edges): Split also edges where we can't
4539 insert code even if they are not critical.
4541 2009-04-25 Jan Hubicka <jh@suse.cz>
4543 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4544 (gimple_can_remove_branch_p): EH edges won't remove branch by
4546 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
4547 updating of non-abnormal EH edges.
4548 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4549 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
4550 (split_critical_edges): Split also edges where emitting code on them
4551 will lead to splitting later.
4553 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4554 H.J. Lu <hongjiu.lu@intel.com>
4557 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
4558 the configured assembler supports fildq and fistpq mnemonics.
4559 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
4560 * configure: Regenerated.
4563 * config/i386/i386.c (print_operand): Handle 'Z'.
4564 ['z']: Remove handling of special fild/fist suffixes.
4565 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
4566 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
4567 suffix of fild insn.
4568 (*floatsi<mode>2_vector_mixed): Ditto.
4569 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
4570 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
4571 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4572 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
4573 * config/i386/gas.h (GAS_MNEMONICS): Remove.
4575 2009-04-25 Ben Elliston <bje@au.ibm.com>
4577 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
4578 the source of a set operation.
4580 2009-04-25 Anatoly Sokolov <aesok@post.ru>
4582 * target.h (struct gcc_target): Add case_values_threshold field.
4583 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
4584 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
4585 * targhooks.c (default_case_values_threshold): New function.
4586 * targhooks.h (default_case_values_threshold): Declare function.
4587 * stmt.c (expand_case): Use case_values_threshold target hook.
4588 * expr.h (case_values_threshold): Remove declartation.
4589 * expr.c (case_values_threshold): Remove function.
4590 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
4592 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
4593 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4594 (avr_case_values_threshold): Declare as static.
4595 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
4597 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
4598 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4599 (mn10300_case_values_threshold): New function.
4601 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4603 * ira.c (setup_cover_and_important_classes): Add enum cast.
4605 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
4607 * genpreds.c (write_enum_constraint_num): Output definition of
4608 CONSTRAINT_NUM_DEFINED_P macro.
4609 * ira.c (setup_cover_and_important_classes): Use
4610 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
4612 2009-04-24 DJ Delorie <dj@redhat.com>
4614 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
4615 __SH2A_SINGLE_ONLY__ also.
4617 2009-04-24 Steve Ellcey <sje@cup.hp.com>
4619 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
4620 (movdf_internal): Ditto.
4621 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
4622 SFmode and DFmode constants.
4623 (ia64_print_operand): Add 'G' format for printing
4624 floating point constants.
4626 2009-04-24 Richard Guenther <rguenther@suse.de>
4628 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
4629 from unsigned additions.
4631 2009-04-24 Joseph Myers <joseph@codesourcery.com>
4633 * c-typeck.c (set_init_index): Allow array designators that are
4634 not integer constant expressions with a pedwarn if pedantic.
4636 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4638 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
4639 zero if no overlap in nonzero bits between the operands.
4641 2009-04-24 Ian Lance Taylor <iant@google.com>
4643 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
4644 (record_dead_and_set_regs): Likewise.
4645 * df.h (struct df_mw_hardreg): Change flags field to int.
4646 (struct df_base_ref): Likewise.
4647 (struct df): Change changeable_flags field to int.
4648 * df-scan.c (df_defs_record): Change clobber_flags to int.
4649 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
4650 constants rather than #define macros.
4651 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
4652 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
4653 (enum dwarf_calling_convention): Likewise.
4654 (enum dwarf_line_number_x_ops): Likewise.
4655 (enum dwarf_call_frame_info): Likewise.
4656 (enum dwarf_source_language): Likewise.
4657 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
4658 (add_calling_convention_attribute): Likewise.
4659 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
4660 (combine_comparisons): Change compcode to int. Add cast to enum type.
4661 * genrecog.c (maybe_both_true_2): Change c to int.
4662 (write_switch): Likewise. Add cast to enum type.
4663 * gimplify.c (gimplify_omp_for): Handle return values from
4664 gimplify_expr using MIN rather than bitwise or.
4665 (gimplify_expr): Add cast to enum type.
4666 * ipa-prop.c (update_jump_functions_after_inlining): Change
4667 IPA_BOTTOM to IPA_JF_UNKNOWN.
4668 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
4669 Add casts to enum type.
4670 (setup_cover_and_important_classes): Change cl to int. Add casts
4672 (setup_class_translate): Change cl and mode to int.
4673 (ira_init_once): Change mode to int.
4674 (free_register_move_costs): Likewise.
4675 (setup_prohibited_mode_move_regs): Add casts to enum type.
4676 * langhooks.c (add_builtin_function_common): Rework assertion that
4677 value fits bitfield.
4678 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
4679 * omega.c (omega_do_elimination): Avoid math on enum types.
4680 * optabs.c (expand_vec_shift_expr): Remove casts to int.
4681 * opts.c (set_debug_level): Change 2 to enum constant. Use new
4682 int local to handle integral_argment value.
4683 * regmove.c (try_auto_increment): Change PUT_MODE to
4685 * reload.c (push_secondary_reload): Add casts to enum type.
4686 (secondary_reload_class, find_valid_class): Likewise.
4687 * reload1.c (emit_input_reload_insns): Likewise.
4688 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
4689 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
4690 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
4692 * tree.c (build_common_builtin_nodes): Add casts to enum type.
4693 * tree-complex.c (complex_lattice_t): Typedef to int rather than
4695 (expand_complex_libcall): Add casts to enum type.
4696 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
4697 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
4698 with ERROR_MARK, not NUM_TREE_CODES.
4699 (vect_create_epilog_for_reduction): Likewise.
4700 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
4701 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
4702 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
4704 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
4705 vect_unused_in_loop. Change 0 to loop_vect.
4706 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
4707 * var-tracking.c (get_init_value): Change return type to enum
4709 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
4710 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
4712 (arm_override_options): Add casts to enum type.
4713 (arm_emit_tls_decoration): Likewise.
4714 * config/i386/i386.c (ix86_function_specific_restore): Add casts
4716 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
4717 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
4718 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
4720 * config/s390/s390.c (code_for_builtin_64): Change to array of
4722 (code_for_builtin_31): Likewise.
4723 (s390_expand_builtin): Change code_for_builtin to enum insn_code
4725 * config/sparc/sparc.c (sparc_override_options): Change value
4726 field in struct code_model to enum cmodel. In initializer change
4727 0 to NULL and add cast to enum type.
4729 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
4730 Change all callers. Issue a -Wc++-compat warning using
4731 lhs_origtype if necessary.
4732 (convert_for_assignment): Issue -Wc++-compat warnings about
4733 invalid conversions to enum type on assignment.
4734 * c-common.h (build_modify_expr): Update declaration.
4736 2009-04-24 Nick Clifton <nickc@redhat.com>
4738 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
4739 (function_arg_advance): Likewise.
4740 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
4743 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4745 * config/s390/constraints.md ('I', 'J'): Fix condition.
4747 2009-04-24 Diego Novillo <dnovillo@google.com>
4749 * gengtype-parse.c (parse_error): Add newline after message.
4751 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4753 * config/i386/sse.md (avxmodesuffixs): Removed.
4754 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
4755 (*avx_pinsr<ssevecsize>): This.
4757 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4759 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
4760 follow chains of regs with a single definition, and allow expressions
4761 that are function_invariant_p.
4762 (simple_rhs_p): Allow expressions that are function_invariant_p.
4764 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
4767 * fold-const.c (fold_cond_expr_with_comparison): When folding
4768 > and >= to MAX, make sure the MAX uses the same type as the
4769 comparison's operands.
4771 2009-04-24 Nick Clifton <nickc@redhat.com>
4773 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
4774 addressing for DImode accesses.
4775 (frv_print_operand_address): Handle PLUS case.
4776 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
4778 2009-04-24 Jakub Jelinek <jakub@redhat.com>
4780 PR rtl-optimization/39794
4781 * alias.c (canon_true_dependence): Add x_addr argument.
4782 * rtl.h (canon_true_dependence): Adjust prototype.
4783 * cse.c (check_dependence): Adjust canon_true_dependence callers.
4784 * cselib.c (cselib_invalidate_mem): Likewise.
4785 * gcse.c (compute_transp): Likewise.
4786 * dse.c (scan_reads_nospill): Likewise.
4787 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
4788 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
4789 canon_base_addr of the group, plus optional offset.
4790 (struct group_info): Rename canon_base_mem to
4792 (get_group_info): Set canon_base_addr to canon_rtx of base, not
4793 canon_rtx of base_mem.
4795 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
4797 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
4798 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
4800 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4802 * config/spu/spu-builtins.h: Delete file.
4804 * config/spu/spu.h (enum spu_builtin_type): Move here from
4806 (struct spu_builtin_description): Likewise. Add GTY marker.
4807 Do not use enum spu_function_code or enum insn_code.
4808 (spu_builtins): Add extern declaration.
4810 * config/spu/spu.c: Do not include "spu-builtins.h".
4811 (enum spu_function_code, enum spu_builtin_type_index,
4812 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
4813 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
4814 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
4815 unsigned_V2DI_type_node): Move here from spu-builtins.h.
4816 (spu_builtin_types): Make static. Add GTY marker.
4817 (spu_builtins): Add extern declaration with GTY marker.
4820 * config/spu/spu-c.c: Do not include "spu-builtins.h".
4821 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
4822 Check programmatically whether all parameters are scalar.
4824 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
4826 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
4828 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
4829 assignment from the constructor either if the target is volatile.
4831 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
4833 * config/arm/arm.md (insv): Do not share operands[0].
4835 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
4837 * config/vxlib-tls.c (active_tls_threads): Delete.
4838 (delete_hook_installed): New.
4839 (tls_delete_hook): Don't delete the delete hook.
4840 (tls_destructor): Delete it here.
4841 (__gthread_set_specific): Adjust installing the delete hook.
4842 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
4843 __gthread_leave_tsd_dtor_context.
4845 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
4847 * c-format.c (gcc_tdiag_char_table): Add support for %E.
4849 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
4851 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
4853 (alpha_rtx_costs): Ditto.
4854 (emit_unlikely_jump): Use add_reg_note.
4855 (emit_frame_store_1): Ditto.
4856 (alpha_expand_prologue): Ditto.
4857 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4858 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
4860 2009-04-23 Nick Clifton <nickc@redhat.com>
4862 * config/v850/v850.md (epilogue): Remove suppressed code.
4863 (return): Rename to return_simple and remove test of frame size.
4864 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
4865 to gen_return_simple.
4867 2009-04-22 Jing Yu <jingyu@google.com>
4870 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
4872 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4875 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
4876 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
4877 value is a VECTOR_CST, the element type is the element type of the
4880 2009-04-22 DJ Delorie <dj@redhat.com>
4882 * config/m32c/m32c.h: Update GTY annotations to new syntax.
4884 2009-04-22 Jakub Jelinek <jakub@redhat.com>
4886 * alias.c (find_base_term): Move around LO_SUM case, so that
4887 CONST falls through into PLUS/MINUS handling.
4890 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
4891 into 0, use omit_one_operand.
4893 2009-04-23 Ben Elliston <bje@au.ibm.com>
4895 * config/rs6000/linux-unwind.h (get_regs): Remove type
4896 puns. Change the type of `pc' to an array of unsigned ints and
4897 update all users. Constify frame24.
4899 2009-04-22 DJ Delorie <dj@redhat.com>
4901 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
4902 declarations before code.
4903 (current_function_special_page_vector): Likewise.
4904 (m32c_expand_insv): Silence a warning.
4906 2009-04-21 Taras Glek <tglek@mozilla.com>
4908 * alias.c: Update GTY annotations to new syntax.
4909 * basic-block.h: Likewise.
4910 * bitmap.h: Likewise.
4911 * c-common.h: Likewise.
4912 * c-decl.c: Likewise.
4913 * c-parser.c: Likewise.
4914 * c-pragma.c: Likewise.
4915 * c-tree.h: Likewise.
4916 * cfgloop.h: Likewise.
4917 * cgraph.h: Likewise.
4918 * config/alpha/alpha.c: Likewise.
4919 * config/arm/arm.h: Likewise.
4920 * config/avr/avr.h: Likewise.
4921 * config/bfin/bfin.c: Likewise.
4922 * config/cris/cris.c: Likewise.
4923 * config/darwin.c: Likewise.
4924 * config/frv/frv.c: Likewise.
4925 * config/i386/i386.c: Likewise.
4926 * config/i386/i386.h: Likewise.
4927 * config/i386/winnt.c: Likewise.
4928 * config/ia64/ia64.h: Likewise.
4929 * config/iq2000/iq2000.c: Likewise.
4930 * config/mips/mips.c: Likewise.
4931 * config/mmix/mmix.h: Likewise.
4932 * config/pa/pa.c: Likewise.
4933 * config/pa/pa.h: Likewise.
4934 * config/rs6000/rs6000.c: Likewise.
4935 * config/s390/s390.c: Likewise.
4936 * config/sparc/sparc.c: Likewise.
4937 * config/xtensa/xtensa.c: Likewise.
4938 * cselib.h: Likewise.
4939 * dbxout.c: Likewise.
4940 * dwarf2out.c: Likewise.
4941 * except.c: Likewise.
4942 * except.h: Likewise.
4943 * fixed-value.h: Likewise.
4944 * function.c: Likewise.
4945 * function.h: Likewise.
4946 * gimple.h: Likewise.
4947 * integrate.c: Likewise.
4948 * optabs.c: Likewise.
4949 * output.h: Likewise.
4952 * stringpool.c: Likewise.
4953 * tree-data-ref.c: Likewise.
4954 * tree-flow.h: Likewise.
4955 * tree-scalar-evolution.c: Likewise.
4956 * tree-ssa-address.c: Likewise.
4957 * tree-ssa-alias.h: Likewise.
4958 * tree-ssa-operands.h: Likewise.
4961 * varasm.c: Likewise.
4962 * varray.h: Likewise.
4964 * coretypes.h: Do not define GTY macro if it is already defined.
4965 * doc/gty.texi: Update GTY documentation to new syntax.
4966 * gengtype-lex.l: Enforce attribute-like syntax for GTY
4967 annotations on structs.
4968 * gengtype-parse.c: Likewise.
4970 2009-04-22 Mark Heffernan <meheff@google.com>
4972 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
4974 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
4976 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
4979 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
4981 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
4982 the same as a PLUS without a shift. Increase the cost of a
4985 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4987 * Makefile.in: Update dependencies.
4988 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
4989 * errors.h: Remove bogus comment about compatibility.
4990 (warning): Update declaration.
4991 * genautomata.c: Update all calls to warning.
4992 * gimple.c: Do not include errors.h. Include toplev.h.
4993 * tree-ssa-structalias.c: Do not include errors.h.
4994 * omega.c: Likewise.
4995 * tree-ssa-reassoc.c: Likewise.
4996 * config/spu/spu-c.c: Likewise.
4997 * config/spu/t-spu-elf: Update dependencies.
4999 2009-04-22 Richard Guenther <rguenther@suse.de>
5001 PR tree-optimization/39824
5002 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
5003 make sure the types are compatible.
5005 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5008 * c-common.c (c_parse_error): Take a token_flags parameter.
5009 Use token_type for the token type instead.
5010 Pass token_flags to cpp_type2name.
5011 * c-common.h (c_parse_error): Update declaration.
5012 * c-parser.c (c_parser_error): Pass 0 as token flags.
5014 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
5016 PR rtl-optimization/39580
5017 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
5019 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5021 * function.c (expand_function_end): Do not emit a jump to the "naked"
5022 return label for fall-through returns.
5023 * except.c (sjlj_emit_function_exit): Always place the call to the
5024 unregister function at the location installed by expand_function_end.
5026 2009-04-22 Richard Guenther <rguenther@suse.de>
5028 PR tree-optimization/39845
5029 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
5030 (gen_inbound_check): Likewise.
5032 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
5034 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
5036 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
5037 * config/vxlib.c (__gthread_once): Add race guard for PPC.
5039 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5041 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
5042 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
5043 shift counts to avoid out-of-bounds array accesses.
5045 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5047 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
5048 (Pmode): Move above.
5050 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
5052 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
5053 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
5054 GET_CODE macro. Use IN_RANGE macro where appropriate.
5055 * config/alpha/alpha.h: Ditto.
5056 * config/alpha/alpha.md: Ditto.
5057 * config/alpha/constraints.md: Ditto.
5058 * config/alpha/predicates.md: Ditto.
5060 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5062 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
5063 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5064 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5065 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5066 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5067 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5068 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5069 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5070 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5071 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5072 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5073 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5074 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5075 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5076 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5077 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5078 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5079 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5080 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5081 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5082 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5083 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5084 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5085 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5086 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5087 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5088 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5090 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5092 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
5093 references from comments.
5094 * cfgbuild.c: (count_basic_blocks): Delete.
5095 (find_basic_blocks_1): Delete.
5096 (find_basic_blocks): Delete.
5097 * except.c (finish_eh_generation): Make static. Move comment from
5098 except.h here. Remove find_basic_blocks references from comments.
5099 * except.h (finish_eh_generation): Delete.
5100 * basic-block.h (find_basic_blocks): Delete.
5101 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
5103 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
5105 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
5106 (sdbout_parms): Likewise.
5108 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5110 * config/sh/sh.c (prepare_cbranch_operands): Use
5111 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
5112 (expand_cbranchdi4): Likewise.
5113 (from_compare): Add cast to enum type.
5114 (expand_cbranchsi4): Use add_reg_note.
5115 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
5116 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
5117 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
5118 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5119 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
5120 instead of CODE_FOR_nothing.
5121 (cbranchdi4): Likewise. Fix the order of arguments for
5123 (push_fpscr): Use add_reg_note.
5124 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
5125 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
5127 2009-04-21 Joseph Myers <joseph@codesourcery.com>
5129 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
5130 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5131 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5132 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
5133 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
5134 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
5135 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
5136 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
5137 config/alpha/x-vms, config/arc/t-arc,
5138 config/arm/README-interworking, config/arm/arm-c.c,
5139 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
5140 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
5141 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
5142 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
5143 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
5144 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
5145 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
5146 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
5147 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
5148 config/cris/t-elfmulti, config/crx/t-crx,
5149 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
5150 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
5151 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
5152 config/h8300/t-h8300, config/i386/athlon.md,
5153 config/i386/darwin-libgcc.10.4.ver,
5154 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
5155 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
5156 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
5157 config/i386/t-linux64, config/i386/t-nwld,
5158 config/i386/t-rtems-i386, config/i386/t-sol2-10,
5159 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
5160 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
5161 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
5162 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
5163 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
5164 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
5165 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
5166 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
5167 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
5168 config/m68k/t-uclinux, config/mcore/t-mcore,
5169 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
5170 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
5171 config/mips/crtn.asm, config/mips/irix-crti.asm,
5172 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
5173 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
5174 config/mips/mips-fixed.md, config/mips/sb1.md,
5175 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
5176 config/mips/t-iris6, config/mips/t-isa3264,
5177 config/mips/t-libgcc-mips16, config/mips/t-linux64,
5178 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
5179 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
5180 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
5181 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
5182 config/mn10300/t-linux, config/mn10300/t-mn10300,
5183 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
5184 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
5185 config/picochip/libgccExtras/clzsi2.asm,
5186 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
5187 config/rs6000/darwin-libgcc.10.4.ver,
5188 config/rs6000/darwin-libgcc.10.5.ver,
5189 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
5190 config/rs6000/t-aix43, config/rs6000/t-aix52,
5191 config/rs6000/t-darwin, config/rs6000/t-fprules,
5192 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
5193 config/rs6000/t-lynx, config/rs6000/t-netbsd,
5194 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
5195 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
5196 config/rs6000/t-rtems, config/rs6000/t-spe,
5197 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
5198 config/score/t-score-elf, config/sh/divcost-analysis,
5199 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
5200 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
5201 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
5202 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
5203 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
5204 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
5205 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
5206 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
5207 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
5208 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
5209 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
5210 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
5211 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
5212 limitx.h, version.c, xcoff.h: Add copyright and license notices.
5213 * config/h8300/genmova.sh: Include copyright and license notices
5214 in generated output.
5215 * config/h8300/mova.md: Regenerate.
5216 * doc/install.texi2html: Include word "Copyright" in copyright
5217 notice and use name "Free Software Foundation, Inc.".
5218 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5219 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5220 ChangeLog-2007, ChangeLog-2008: Correct dates.
5222 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
5224 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
5225 NE_EXPR operations as well.
5226 * c-parser.c (c_parser_condition): Do not set location information on
5228 (c_parser_conditional_expression): Likewise.
5229 (c_parser_binary_expression): Set location information on operators.
5230 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
5231 TRUTH_NOT_EXPR has been folded.
5232 * fold-const.c (fold_truth_not_expr): Copy location information from
5233 the incoming expression to the outgoing one.
5234 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
5235 recursive calls on the LHS of the operator but pass that of the
5236 operator to recursive calls on the RHS of the operator. Set it
5238 (shortcut_cond_expr): Set the locus of the operator on the second
5239 COND_EXPR and that of the expression on the first in degenerate cases.
5240 Pass the locus of the expression to calls to shortcut_cond_r.
5241 Set the locus of the 'then' block on the associated jump, if any.
5242 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
5243 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
5244 expression to call to gimplify_boolean_expr.
5246 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
5248 * config.gcc: Add additional configuration for
5249 i686-w64-mingw* and x86_64-w64-mingw* triplet.
5250 * config/i386/mingw-w64.h: New mingw-w64 specific header.
5251 (CPP_SPEC): Redefine for allowing -municode option.
5252 (STARTFILE_SPEC): Likewise.
5253 * config/i386/t-mingw-w64: New.
5254 * config/i386/mingw-w64.opt: New.
5255 (municode): Add new target option.
5256 * doc/invoke.texi (municode): Add documentation for new option.
5258 2009-04-21 Ian Lance Taylor <iant@google.com>
5260 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5261 Correct test for number of arguments.
5262 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
5264 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
5266 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
5267 argument of emit_library_call.
5269 2009-04-21 Richard Guenther <rguenther@suse.de>
5272 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
5273 inside VIEW_CONVERT_EXPRs.
5275 2009-04-21 Martin Jambor <mjambor@suse.cz>
5277 * tree-switch-conversion.c (build_constructors): Split a long line.
5278 (constructor_contains_same_values_p): New function.
5279 (build_one_array): Create assigns of constants if possible, do not
5280 call mark_sym_for_renaming, call update_stmt.
5281 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
5282 make_rename_temp. Do not call mark_symbols_for_renaming, call
5284 (gen_def_assigns): Do not call mark_symbols_for_renaming or
5285 find_new_referenced_vars, call update_stmt.
5286 (gen_inbound_check): Use create_tmp_var and create ssa names manually
5287 instead of calling make_rename_temp. Do not call
5288 find_new_referenced_vars or mark_symbols_for_renaming, call
5291 2009-04-21 Richard Guenther <rguenther@suse.de>
5293 PR tree-optimization/39827
5294 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
5295 (tree_ssa_phiprop): Pass the correct array size.
5297 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
5299 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
5301 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
5304 * c-typeck.c (lvalue_p): Move declaration ...
5305 * c-common.h (lvalue_p): ... to here.
5306 * c-common.c (candidate_equal_p): New.
5307 (add_tlist): Use it.
5308 (merge_tlist): Use it.
5309 (warn_for_collisions_1): Likewise.
5310 (warning_candidate_p): Accept more candidates.
5311 (verify_tree): A warning candidate can be an expression. Use
5314 2009-04-21 Ben Elliston <bje@au.ibm.com>
5317 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5318 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
5319 options. Remove -mcall-solaris documentation.
5321 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5324 * doc/invoke.texi (-Wlong-long): Update description.
5325 * c-lex (interpret_integer): Only warn if there was no previous
5326 overflow and -Wlong-long is enabled.
5327 * c-decl.c (declspecs_add_type): Drop redundant flags.
5328 * c.opt (Wlong-long): Init to -1.
5329 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
5330 and front-end warn_long_long. Wlong-long only depends on other
5331 flags if it is uninitialized.
5332 * c-parser.c (disable_extension_diagnostics): warn_long_long is
5333 the same for CPP and FE.
5334 (restore_extension_diagnostics): Likewise.
5336 2009-04-20 Ian Lance Taylor <iant@google.com>
5338 Fix enum conversions which are invalid in C++:
5339 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
5340 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
5341 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
5342 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
5343 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
5344 (dbxout_parms): Likewise.
5345 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
5346 (df_clear_flags): Likewise.
5347 * df-problems.c (df_rd_bb_local_compute_process_def): Change
5348 top_flag parameter to int.
5349 (df_chain_create_bb_process_use): Likewise.
5350 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
5352 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
5353 (df_ref_create_structure, df_def_record_1): Likewise.
5354 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
5355 (df_notes_rescan): Change 0 to VOIDmode in function call.
5356 (df_get_call_refs, df_insn_refs_collect): Likewise.
5357 (df_bb_regs_collect): Likewise.
5358 (df_entry_block_defs_collect): Likewise.
5359 (df_exit_block_uses_collect): Likewise.
5360 * df.h: Update declarations.
5361 * double-int.c (double_int_divmod): Add cast to enum type.
5362 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
5363 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
5364 (based_loc_descr): Likewise.
5365 (loc_descriptor_from_tree_1): Change first_op and second_op to
5366 enum dwarf_location_atom. Add cast to enum type.
5367 * expmed.c (init_expmed): Change 0 to SET in function call.
5368 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
5369 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
5370 (do_store_flag): Likewise.
5371 * fixed-value.h (struct fixed_value): Change mode to enum
5373 * function.c (assign_parms): Change 0 to VOIDmode in function call.
5374 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
5376 (insert_insn_decl, insert_decl, insert_state): Likewise.
5377 (automata_list_finish): Likewise.
5378 * genrecog.c (process_define_predicate): Add cast to enum type.
5379 * gensupport.c (init_predicate_table): Add cast to enum type.
5380 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
5382 (gimple_build_call_1, gimple_build_label): Likewise.
5383 (gimple_build_goto, gimple_build_asm_1): Likewise.
5384 (gimple_build_switch_1, gimple_build_cdt): Likewise.
5385 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
5386 (enum fallback): Rename from enum fallback_t.
5387 (fallback_t): Typedef as int.
5388 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
5389 GSI_SAME_STMT in function call.
5390 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
5392 (setup_reg_class_relations): Likewise.
5393 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
5394 (setup_prohibited_class_mode_regs): Add cast to enum type.
5395 (setup_prohibited_mode_move_regs): Likewise.
5396 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
5397 (record_address_regs): Change i to enum reg_class.
5398 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
5399 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
5400 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
5401 (GET_MODE_2XWIDER_MODE): Likewise.
5402 (GET_CLASS_NARROWEST_MODE): Likewise.
5403 * omp-low.c (expand_omp_for): Add cast to enum type.
5404 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
5405 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
5406 * postreload.c (reload_cse_simplify_operands): Change rclass local
5408 * predict.c (combine_predictions_for_insn): Change best_predictor
5409 and predictor to enum br_predictor.
5410 (combine_predictions_for_bb): Likewise.
5411 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
5412 use SET_PREDICT_EXPR_OUTCOME.
5413 * real.c (real_arithmetic): Change icode to code in function call.
5414 * reginfo.c (init_move_cost): Add casts to enum type.
5415 (init_reg_sets_1, init_fake_stack_mems): Likewise.
5416 * regmove.c (regclass_compatible_p): Change class0 and class1 to
5418 * reload.c (find_valid_class): Add casts to enum type.
5419 (push_reload): Change 0 to NO_REGS in function call.
5420 (find_reloads): Change this_alternative to array of enum
5421 reg_class. Remove some now-unnecessary casts.
5422 (make_memloc): Change 0 to VOIDmode in function call.
5423 * reload1.c (reload): Change 0 to VOIDmode in function call.
5424 (eliminate_regs_1, elimination_effects): Likewise.
5425 (eliminate_regs_in_insn): Likewise.
5426 (emit_input_reload_insns): Add cast to enum type.
5427 (delete_output_reload): Change 0 to VOIDmode in function call.
5428 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
5429 to enum type in function call.
5430 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
5431 (SET_PREDICT_EXPR_OUTCOME): Define.
5432 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
5433 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
5434 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
5435 (dump_function): Likewise.
5436 * tree-dump.h: Update declarations.
5437 * tree-pass.h: Update declarations.
5438 * varasm.c (assemble_integer): Change mclass to enum mode_class.
5439 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
5441 (arm_rtx_costs_1): Correct parenthesization.
5442 (arm_rtx_costs): Add casts to enum type.
5443 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
5444 (vfp_emit_fstmd): Use add_rg_note.
5445 (emit_multi_reg_push, emit_sfm): Likewise.
5446 (thumb_set_frame_pointer): Likewise.
5447 (arm_expand_prologue): Likewise.
5448 (arm_regno_class): Change return type to enum reg_class.
5449 (thumb1_expand_prologue): Use add_reg_note.
5450 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
5451 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
5453 * config/arm/gentune.sh: Add cast to enum type.
5454 * config/arm/arm-tune.md: Rebuild.
5455 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
5456 (ix86_split_fp_branch, predict_jump): Likewise.
5457 (ix86_expand_multi_arg_builtin): Change sub_code from enum
5458 insn_code to enum rtx_code.
5459 (ix86_builtin_vectorized_function): Add cast to enum type.
5460 * config/i386/i386.md (truncdfsf2): Change slot to enum
5462 (truncxf<mode>2, isinf<mode>2): Likewise.
5463 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
5465 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
5466 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
5467 (insert_bundle_state): Change 1 to INSERT in function call.
5468 (ia64_add_bundle_selector_before): Likewise.
5469 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
5470 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
5471 (restore_stack_nonlocal): Likewise.
5472 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
5474 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
5476 (mips_rtx_costs): Likewise.
5477 (mips_override_options): Add casts to enum type.
5478 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
5480 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
5481 (store_reg, set_reg_plus_d): Likewise.
5482 (hppa_expand_prologue, hppa_profile_hook): Likewise.
5483 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5485 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
5487 (emit_unlikely_jump): Use add_reg_note.
5488 (rs6000_emit_allocate_stack): Likewise.
5489 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
5490 (output_toc): Change 1 to INSERT in function call.
5491 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
5492 (rs6000_initialize_trampoline): Likewise.
5493 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
5495 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
5496 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
5497 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
5498 (save_gprs): Use add_reg_note.
5499 (s390_emit_prologue): Likewise.
5500 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5501 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
5502 (sparc_fold_builtin): Add cast to enum type.
5503 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
5505 (spu_expand_prologue): Use add_reg_note.
5506 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
5508 2009-04-20 Ian Lance Taylor <iant@google.com>
5510 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
5511 (c_parser_postfix_expression_after_primary): Get VEC for list of
5512 arguments. Get original types of arguments. Call
5513 build_function_call_vec.
5514 (cached_expr_list_1, cached_expr_list_2): New static variables.
5515 (c_parser_expr_list): Change return type to VEC *. Add
5516 p_orig_types parameter. Change all callers.
5517 (c_parser_release_expr): New static function.
5518 (c_parser_vec_to_tree_list): New static function.
5519 * c-typeck.c (build_function_call): Rewrite to build a VEC and
5520 call build_function_call_vec.
5521 (build_function_call_vec): New function, based on old
5522 build_function_call.
5523 (convert_arguments): Remove nargs and argarray parameters. Change
5524 values to a VEC. Add origtypes parameter.
5525 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
5526 (convert_for_assignment): Add origtype parameter. Change all
5527 callers. If warn_cxx_compat, check for conversion to an enum
5528 type when calling a function.
5529 (store_init_value): Add origtype parameter. Change all callers.
5530 (digest_init): Likewise.
5531 (struct init_node): Add origtype field.
5532 (add_pending_init): Add origtype parameter. Change all callers.
5533 (output_init_element): Likewise.
5534 (output_pending_init_elements): Pass origtype from init_node to
5535 output_init_element.
5536 (process_init_element): Pass origtype from c_expr to
5537 output_init_element.
5538 (c_finish_return): Add origtype parameter. Change all callers.
5539 * c-common.c (sync_resolve_size): Change params to VEC *. Change
5541 (sync_resolve_params): Likewise.
5542 (sync_resolve_return): Change params to first_param. Change caller.
5543 (resolve_overloaded_builtins): Change params to VEC *. Change
5544 callers. Save first parameter around call to build_function_call_vec.
5545 * c-decl.c (finish_decl): Add origtype parameter. Change all
5546 callers. Call build_function_call_vec rather than
5547 build_function_call for cleanup.
5548 * c-tree.h: Update declarations.
5549 * c-common.h: Update declarations.
5550 * stub-objc.c (objc_rewrite_function_call): Change parameter from
5551 params to first_param.
5552 * target.h (struct gcc_target): Change resolve_overloaded_builtin
5553 params parameter from tree to void *.
5554 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5555 Change arglist parameter to have type void *, and to be a pointer
5557 * config/rs6000/rs6000-protos.h
5558 (altivec_resolve_overloaded_builtin): Update declaration.
5559 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
5560 fnargs parameter to have type void *, and to be a pointer to a
5561 VEC. Call build_function_call_vec instead of
5562 build_function_call.
5563 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
5565 2009-04-20 Joey Ye <joey.ye@intel.com>
5566 Xuepeng Guo <xuepeng.guo@intel.com>
5567 H.J. Lu <hongjiu.lu@intel.com>
5569 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
5571 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
5572 (IX86_LEA_PRIORITY): Likewise.
5573 (distance_non_agu_define): New function.
5574 (distance_agu_use): Likewise.
5575 (ix86_lea_for_add_ok): Likewise.
5576 (ix86_dep_by_shift_count): Likewise.
5578 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
5579 should split for LEA.
5581 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
5583 (ix86_dep_by_shift_count): Likewise.
5585 2009-04-20 Richard Guenther <rguenther@suse.de>
5587 * expr.c (handled_component_p): Move ...
5588 * tree.h (handled_component_p): ... here.
5589 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
5590 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
5591 and REALPART_EXPR to be in one group.
5593 2009-04-20 Richard Guenther <rguenther@suse.de>
5595 * basic-block.h (get_all_dominated_blocks): Declare.
5596 * dominance.c (get_all_dominated_blocks): New function.
5597 * tree-cfg.c (get_all_dominated_blocks): Remove.
5598 (remove_edge_and_dominated_blocks): Adjust.
5599 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
5600 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
5601 instead of recursing.
5603 2009-04-20 Doug Kwan <dougkwan@google.com>
5605 * cgraph.h (cgraph_node_ptr): New type for vector functions.
5606 (struct cgraph_node_set_def): New type.
5607 (cgraph_node_set) New type. Also declare vector functions.
5608 (struct cgraph_node_set_element_def): New type.
5609 (cgraph_node_set_element): Ditto.
5610 (cgraph_node_set_iterator): New iterator type.
5611 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
5612 cgraph_node_set_remove, dump_cgraph_node_set,
5613 debug_cgraph_node_set): New prototypes.
5614 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
5615 cgraph_node_set_size): New inlines.
5616 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
5618 (struct ipa_opt_pass): Add struct cgraph_node_set_def
5619 argument to function 'write_summary'.
5620 * ipa.c: Include ggc.h.
5621 (hash_cgraph_node_set_element,
5622 eq_cgraph_node_set_element, cgraph_node_set_new,
5623 cgraph_node_set_add, cgraph_node_set_remove,
5624 cgraph_node_set_find, dump_cgraph_node_set,
5625 debug_cgraph_node_set): New functions.
5626 * Makefile.in (ipa.o): Add dependency on GGC_H.
5628 2009-04-20 Ira Rosen <irar@il.ibm.com>
5630 PR tree-optimization/39675
5631 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
5632 check of the return code of vect_schedule_slp. Check that
5633 stmt_vec_info still exists for the statement, before checking its
5636 2009-04-20 Michael Matz <matz@suse.de>
5638 * Makefile.in (generated_files): Take out $(simple_generated_c).
5640 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
5642 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
5643 (UINTPTR_TYPE): Likewise.
5645 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5648 * c-typeck.c (digest_init): Check for initializing an array with a
5651 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5654 * c-semantics.c (pop_stmt_list): Propagate
5655 STATEMENT_LIST_HAS_LABEL to parent statement list.
5657 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
5659 * config/mips/mips.h (mips_tune_attr): New macro.
5660 * config/mips/mips.md (cpu): Use it.
5662 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5665 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
5668 2009-04-19 Diego Novillo <dnovillo@google.com>
5670 * toplev.c (compile_file): Move call to coverage_finish ...
5671 * cgraphunit.c (ipa_passes): ... here.
5672 Call cgraph_process_new_functions.
5673 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
5674 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
5676 2009-04-19 Jan Hubicka <jh@suse.cz>
5678 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
5680 (dump_cgraph_node): Dump can throw external flag.
5681 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
5683 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5687 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
5688 * common.opt (Wlogical-op): Move from here...
5689 * c.opt (Wlogical-op): ... to here.
5690 * c-typeck.c (parser_build_binary_op): Update call to
5691 warn_logical_operator.
5692 * c-opts.c (c_common_post_options): Enable warn_logical_op with
5694 * c-common.c (warn_logical_op): Update.
5695 * c-common.h (warn_logical_op): Update declaration.
5697 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
5699 * tree.c (protected_set_expr_location): Fix formatting.
5701 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5704 * c-typeck.c (readonly_warning): new.
5705 (build_unary_op, build_modify_expr): Use readonly_warning for
5706 storing into something readonly but not const-qualified.
5708 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5711 * c-typeck.c (build_unary_op): Check for taking address of
5712 expression of type void.
5714 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5717 * c-typeck.c (build_function_call): Check for calling a function
5718 with qualified void return types. Call require_complete_type when
5721 2009-04-18 Jan Hubicka <jh@suse.cz>
5723 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
5725 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
5726 can_throw_external flag.
5727 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
5728 * ipa-pure-const.c (ignore_edge): New function.
5729 (propagate): Compute order for NOTHROW computation; set NOTHROWs
5730 only over can_throw_external edges.
5731 (local_pure_const): Add nothrow flag.
5732 * ipa-utils.c (searchc): Add ignore_edge callback.
5733 (ipa_utils_reduced_inorder): Add ignore_edge callback.
5734 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
5735 (set_nothrow_function_flags): Update cgraph.
5736 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
5738 2009-04-18 Richard Guenther <rguenther@suse.de>
5741 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
5742 (fold_stmt): ... this and ...
5743 (fold_stmt_inplace): ... this.
5744 (fold_stmt_1): Fold references in calls and asms.
5745 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
5747 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5749 * tree-vrp.c (ssa_name_nonzero_p): Remove.
5750 * tree.h: Remove the prototype for ssa_name_nonzero_p.
5752 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5754 * tree.c (function_args_count): Remove.
5755 * tree.h: Remove the prototype for function_args_count.
5757 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5759 * tree-iterator.c (expr_only): Remove.
5760 * tree.h: Remove the prototype for expr_only.
5762 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5764 * reginfo.c (cannot_change_mode_set_regs): Remove.
5765 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
5767 2009-04-08 Anatoly Sokolov <aesok@post.ru>
5769 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
5770 whether operands 0 and 1 overlaps.
5772 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
5775 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
5776 pointer. Use warning_at instead of warning.
5777 (search_for_addr_array): Likewise.
5778 (check_array_bounds): Likewise.
5779 (check_all_array_refs): Check that the incoming edge is not in the
5780 list of edges to be removed.
5781 (check_all_array_refs): Avoid the temporal pointer.
5782 (vrp_visit_cond_stmt): Fix typo.
5783 (simplify_switch_using_ranges): Handle the case where the switch
5784 index is an integer constant.
5786 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
5788 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
5790 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5792 * doc/extend.texi, doc/invoke.texi: Fix typos.
5794 2009-04-17 Cary Coutant <ccoutant@google.com>
5796 * tree-flow-inline.h (get_lineno): Fix inverted test.
5798 2009-04-17 Diego Novillo <dnovillo@google.com>
5800 * tree-ssa-pre.c (create_expression_by_pieces): Remove
5801 assertion for AVAIL_OUT.
5803 2009-04-17 Mike Frysinger <vapier@gentoo.org>
5806 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
5807 * config/sh/linux-atomic.asm: Likewise.
5809 2009-04-17 Diego Novillo <dnovillo@google.com>
5811 * except.c (debug_eh_tree): New.
5812 (struct eh_region, struct eh_status): Move ...
5813 * except.h: ... here.
5814 (add_type_for_runtime): Declare extern.
5815 (lookup_type_for_runtime): Likewise.
5816 (debug_eh_tree): Declare.
5817 * Makefile.in (GTFILES): List except.h before except.c
5819 2009-04-17 Diego Novillo <dnovillo@google.com>
5821 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
5822 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
5823 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
5824 (find_vars_r): ... here.
5825 * tree-flow.h (find_referenced_vars_in): Declare.
5826 * tree-ssa-pre.c (create_expression_by_pieces): Assert
5827 that AVAIL_OUT exists for BLOCK.
5828 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
5829 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
5830 (tree-parloops.o): Likewise.
5832 2009-04-17 Simon Baldwin <simonb@google.com>
5834 * toplev.c (default_tree_printer): Add handling for %E format.
5836 2009-04-17 Diego Novillo <dnovillo@google.com>
5838 * tree-pretty-print.c (dump_generic_node): Add break after
5839 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
5840 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
5841 FUNCTION_TYPE together. Call print_struct_decl when printing
5842 structures and TDF_SLIM is not given.
5843 (print_struct_decl): Fix logic for detecting recursion.
5845 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
5848 * gcc.c (create_at_file): New.
5849 (compile_input_file_p): New.
5850 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
5851 * main.c (main): Update call to toplev_main.
5852 * toplev.c (toplev_main): Change signature. Call expandargv.
5853 * toplev.h (toplev_main): Change signature.
5855 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
5857 * dwarf2out.c (field_byte_offset): Use the type size as the field size
5858 if the latter is not constant.
5860 2009-04-17 David Edelsohn <edelsohn@gnu.org>
5862 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
5864 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
5866 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
5867 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
5869 2009-04-17 Richard Guenther <rguenther@suse.de>
5871 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5872 Handle component references view-converting an invariant address.
5874 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
5876 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
5877 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
5878 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
5879 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
5880 Use @deftypevr rather than @deftypevar.
5882 2009-04-17 Richard Guenther <rguenther@suse.de>
5884 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
5885 (get_prop_source_stmt): Likewise.
5886 (can_propagate_from): Likewise.
5888 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
5890 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
5891 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
5892 (--with-multilib-list): Add default value.
5893 * configure: Regenerate.
5894 * Makefile.in (TM_ENDIAN_CONFIG): Define.
5895 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
5896 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
5897 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
5898 Don't add default cpu to multilib list unnecessarily, but do enable
5899 the relevant compiler option..
5900 Add support for --with-multilib-list=<blank> and
5901 --with-multilib-list=!<somelib> to supress unwanted multilibs.
5902 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
5903 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
5904 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
5906 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
5907 (MULTILIB_OSDIRNAMES): New variable.
5908 * config/sh/t-1e: Delete file.
5909 * config/sh/t-mlib-sh1: Delete file.
5910 * config/sh/t-mlib-sh2: Delete file.
5911 * config/sh/t-mlib-sh2a: Delete file.
5912 * config/sh/t-mlib-sh2a-nofpu: Delete file.
5913 * config/sh/t-mlib-sh2a-single: Delete file.
5914 * config/sh/t-mlib-sh2a-single-only: Delete file.
5915 * config/sh/t-mlib-sh2e: Delete file.
5916 * config/sh/t-mlib-sh3e: Delete file.
5917 * config/sh/t-mlib-sh4: Delete file.
5918 * config/sh/t-mlib-sh4-nofpu: Delete file.
5919 * config/sh/t-mlib-sh4-single: Delete file.
5920 * config/sh/t-mlib-sh4-single-only: Delete file.
5921 * config/sh/t-mlib-sh4a: Delete file.
5922 * config/sh/t-mlib-sh4a-nofpu: Delete file.
5923 * config/sh/t-mlib-sh4a-single: Delete file.
5924 * config/sh/t-mlib-sh4a-single-only: Delete file.
5925 * config/sh/t-mlib-sh4al: Delete file.
5926 * config/sh/t-mlib-sh5-32media: Delete file.
5927 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
5928 * config/sh/t-mlib-sh5-64media: Delete file.
5929 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
5930 * config/sh/t-mlib-sh5-compact: Delete file.
5931 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
5932 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
5933 * doc/install.texi (Options specification): Add
5934 --with-multilib-list and --with-endian.
5936 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
5938 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
5940 (OBJS-common): Add plugin-version.o.
5941 (plugin-version.o): New.
5942 * gcc-plugin.h (plugin_gcc_version): New.
5943 (plugin_default_version_check): New.
5944 (plugin_init_func, plugin_init): Add version argument.
5945 * plugin-version.c: New.
5946 * plugin.c (str_plugin_gcc_version_name): New.
5947 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
5948 pass it to the init function.
5949 (plugin_default_version_check): New.
5951 2009-04-17 Richard Guenther <rguenther@suse.de>
5953 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
5954 for decl-vs-decl disambiguation.
5956 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
5958 * config/s390/s390.h (s390_tune_attr): New macro definition.
5959 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
5961 2009-04-17 Richard Guenther <rguenther@suse.de>
5963 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
5964 (fold_stmt_r): Likewise.
5965 (maybe_fold_reference): New function.
5966 (fold_gimple_assign): Handle cases fold_stmt_r did.
5967 (fold_stmt): Do not use fold_stmt_r.
5968 (fold_stmt_inplace): Likewise.
5970 2009-04-17 Richard Guenther <rguenther@suse.de>
5972 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
5973 (record_equivalences_from_stmt): Remove useless checks and
5975 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
5976 the type is already suitable.
5978 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
5980 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
5982 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
5984 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
5985 (CMPtype): Define as __gcc_CMPtype.
5987 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
5989 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
5990 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
5992 2009-04-17 Richard Guenther <rguenther@suse.de>
5994 PR tree-optimization/39746
5995 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
5996 special-casing for builtins and static variable use/def.
5997 (call_may_clobber_ref_p_1): Likewise.
5999 2009-04-16 Ian Lance Taylor <iant@google.com>
6001 * df.h: Include "timevar.h".
6002 (struct df_problem): Change tv_id field to timevar_id_t.
6003 * tree-pass.h: Include "timevar.h".
6004 (struct opt_pass): Change tv_id field to timevar_id_t.
6005 * timevar.h (timevar_id_t): Define TV_NONE.
6006 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
6007 TV_NONE rather than tv_id != 0.
6008 (execute_one_pass): Likewise.
6009 * Makefile.in (DF_H): Add $(TIMEVAR_H).
6010 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
6011 dependencies to $(TREE_PASS_H).
6012 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
6014 (pass_branch_target_load_optimize2): Likewise.
6015 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
6016 (pass_outof_cfg_layout_mode): Likewise.
6017 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
6018 (pass_rebuild_cgraph_edges): Likewise.
6019 (pass_remove_cgraph_callee_edges): Likewise.
6020 * df-core.c (pass_df_initialize_opt): Likewise.
6021 (pass_df_initialize_no_opt): Likewise.
6022 (pass_df_finish): Likewise.
6023 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6024 * except.c (pass_set_nothrow_function_flags): Likewise.
6025 (pass_convert_to_eh_region_ranges): Likewise.
6026 * final.c (pass_compute_alignments): Likewise.
6027 * function.c (pass_instantiate_virtual_regs): Likewise.
6028 (pass_init_function): Likewise.
6029 (pass_leaf_regs): Likewise.
6030 (pass_match_asm_constraints): Likewise.
6031 * gimple-low.c (pass_lower_cf): Likewise.
6032 (pass_mark_used_blocks): Likewise.
6033 * init-regs.c (pass_initialize_regs): Likewise.
6034 * integrate.c (pass_initial_value_sets): Likewise.
6035 * ira.c (pass_ira): Likewise.
6036 * jump.c (pass_cleanup_barriers): Likewise.
6037 * omp-low.c (pass_expand_omp): Likewise.
6038 (pass_lower_omp): Likewise.
6039 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
6040 * recog.c (pass_split_all_insns): Likewise.
6041 (pass_split_after_reload): Likewise.
6042 (pass_split_before_regstack): Likewise.
6043 (pass_split_before_sched2): Likewise.
6044 (pass_split_for_shorten_branches): Likewise.
6045 * reginfo.c (pass_reginfo_init): Likewise.
6046 (pass_subregs_of_mode_init): Likewise.
6047 (pass_subregs_of_mode_finish): Likewise.
6048 * passes.c (pass_postreload): Likewise.
6049 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
6050 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
6051 (pass_warn_function_return): Likewise.
6052 (pass_warn_function_noreturn): Likewise.
6053 * tree-complex.c (pass_lower_complex): Likewise.
6054 (pass_lower_complex_O0): Likewise.
6055 * tree-if-conv.c (pass_if_conversion): Likewise.
6056 * tree-into-ssa.c (pass_build_ssa): Likewise.
6057 * tree-mudflap.c (pass_mudflap_1): Likewise.
6058 (pass_mudflap_2): Likewise.
6059 * tree-nomudflap.c (pass_mudflap_1): Likewise.
6060 (pass_mudflap_2): Likewise.
6061 * tree-nrv.c (pass_return_slot): Likewise.
6062 * tree-object-size.c (pass_object_sizes): Likewise.
6063 * tree-optimize.c (pass_all_optimizations): Likewise.
6064 (pass_early_local_passes): Likewise.
6065 (pass_all_early_optimizations): Likewise.
6066 (pass_cleanup_cfg): Likewise.
6067 (pass_cleanup_cfg_post_optimizing): Likewise.
6068 (pass_free_datastructures): Likewise.
6069 (pass_free_cfg_annotations): Likewise.
6070 (pass_fixup_cfg): Likewise.
6071 (pass_init_datastructures): Likewise.
6072 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
6073 (pass_late_warn_uninitialized): Likewise.
6074 (pass_update_address_taken): Likewise.
6075 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
6076 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
6077 (pass_cse_sincos): Likewise.
6078 (pass_convert_to_rsqrt): Likewise.
6079 * tree-ssa-structalias.c (pass_build_alias): Likewise.
6080 * tree-stdarg.c (pass_stdarg): Likewise.
6081 * tree-tailcall.c (pass_tail_recursion): Likewise.
6082 (pass_tail_calls): Likewise.
6083 * tree-vect-generic.c (pass_lower_vector): Likewise.
6084 (pass_lower_vector_ssa): Likewise.
6085 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
6087 2009-04-16 Joseph Myers <joseph@codesourcery.com>
6089 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
6091 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
6093 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
6094 logical and signext.
6096 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
6099 * config/sh/predicates.md (arith_operand): Check if the operand
6100 of TRUNCATE is a REG.
6102 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6104 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6105 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6107 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6109 * tree-iterator.c (tsi_split_statement_list_after,
6110 tsi_split_statement_list_before): Remove.
6111 * tree-iterator.h: Remove the prototypes for
6112 tsi_split_statement_list_after and tsi_split_statement_list_before.
6114 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6116 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
6117 * tree-ssa-propagate.h: Remove the prototype for
6118 stmt_makes_single_load.
6120 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6122 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
6123 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
6125 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6127 * tree-iterator.c (EXPR_LAST_BODY): Remove.
6129 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6131 * except.c (eh_region_outer_p): Remove.
6132 * except.h: Remove the prototype for eh_region_outer_p.
6134 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6136 * function.c (current_function_assembler_name): Remove.
6137 * function.h: Remove the prototype for
6138 current_function_assembler_name.
6140 2009-04-16 Ian Lance Taylor <iant@google.com>
6142 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
6143 (add_reg_note): Call alloc_reg_note.
6144 * rtl.h (alloc_reg_note): Declare.
6145 * combine.c (try_combine): Use alloc_reg_note.
6146 (recog_for_combine, move_deaths): Likewise.
6147 (distribute_notes): Use alloc_reg_note and add_reg_note.
6148 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
6149 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
6150 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
6152 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
6154 PR rtl-optimization/39762
6155 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
6156 ira_may_move_out_cost): Add comments about way of their usage.
6157 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
6159 * ira-conflicts.c (process_regs_for_copy): Use function
6160 ira_get_register_move_cost instead of global
6161 ira_register_move_cost.
6163 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
6164 color_pass, move_spill_restore, update_curr_costs): Ditto.
6166 * ira-lives.c (process_single_reg_class_operands): Ditto.
6168 * ira-emit.c (emit_move_list): Ditto.
6170 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
6171 (record_reg_classes): Ditto. Use functions
6172 ira_get_register_move_cost and ira_get_may_move_cost instead of
6173 global vars ira_register_move_cost, ira_may_move_out_cost and
6174 ira_may_move_in_cost.
6175 (record_address_regs): Don't call ira_init_register_move_cost.
6176 Use function ira_get_may_move_cost instead of global
6177 ira_may_move_in_cost.
6178 (process_bb_node_for_hard_reg_moves): Use function
6179 ira_get_register_move_cost instead of global ira_register_move_cost.
6180 (ira_costs): Don't call ira_init_register_move_cost.
6182 2009-04-16 Richard Guenther <rguenther@suse.de>
6184 * tree-cfg.c (verify_gimple_assign_binary):
6185 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
6186 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
6187 (create_general_new_stmt): Note that this function is broken.
6189 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6191 * common.opt (fhelp): Add Var(help_flag).
6192 * gcc-plugin.h (plugin_info): Add help.
6193 * plugin.c (plugin_name_args): Add help.
6194 (register_plugin_info): Set plugin->help.
6195 (print_help_one_plugin): New.
6196 (print_plugins_help): New.
6197 * plugin.h (print_plugins_help): New.
6198 * toplev.c (toplev_main): Call print_plugins_help if needed.
6200 2009-04-16 Richard Guenther <rguenther@suse.de>
6202 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
6203 (gimple_ior_addresses_taken_1): New function.
6204 (gimple_ior_addresses_taken): Likewise.
6205 * gimple.h (struct gimple_statement_with_ops_base): Remove
6206 addresses_taken member.
6207 (gimple_ior_addresses_taken): Declare.
6208 (gimple_addresses_taken, gimple_addresses_taken_ptr,
6209 gimple_set_addresses_taken): Remove.
6210 * ipa-reference.c (mark_address): New function.
6211 (scan_stmt_for_static_refs): Use it for marking addresses taken.
6212 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
6213 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
6214 (gimple_add_to_addresses_taken): Remove.
6215 (get_tmr_operands): Call mark_address_taken.
6216 (get_asm_expr_operands): Likewise.
6217 (get_expr_operands): Likewise.
6218 (build_ssa_operands): Do not clear the addresses_taken bitmap.
6219 (free_stmt_operands): Do not free it.
6220 * tree-ssa.c (delete_tree_ssa): Likewise.
6221 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
6223 2009-04-16 Richard Guenther <rguenther@suse.de>
6225 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
6226 (walk_stmt_load_store_ops): Likewise.
6227 * gimple.c (get_base_loadstore): New function.
6228 (walk_stmt_load_store_addr_ops): Likewise.
6229 (walk_stmt_load_store_ops): Likewise.
6230 * ipa-pure-const.c (check_op): Simplify.
6231 (check_load, check_store): New functions.
6232 (check_stmt): Use walk_stmt_load_store_ops.
6233 * ipa-reference.c (mark_load): Adjust signature.
6234 (mark_store): Likewise.
6235 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
6237 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6239 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
6241 * opts.c (common_handle_option): Don't call print_version.
6242 * plugin.c (plugin_name_args): Add version.
6243 (register_plugin_info): New.
6244 (register_callback): Handle PLUGIN_INFO.
6245 (try_init_one_plugin): New.
6246 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
6248 (finalize_one_plugin): New.
6249 (finalize_plugins): New.
6250 (print_one_plugin): New.
6251 (print_plugins_versions): New.
6252 * plugin.h (print_plugins_versions): New.
6253 (finalize_plugins): New.
6254 * toplev.c (compile_file): Don't call initialize_plugins.
6255 (print_version): Call print_plugins_versions.
6256 (toplev_main): Call initialize_plugins. Print version if needed.
6257 Call finalize_plugins.
6259 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6261 * common.opt (fversion): New.
6262 * gcc.c (print_version): New.
6263 (process_command): Don't print the version. Just set print_version.
6264 (main): Print version. Call subprocesses if print_version and
6265 verbose_flag are set.
6266 * opts.c (common_handle_option): Handle OPT_fversion.
6268 2009-04-16 Richard Guenther <rguenther@suse.de>
6269 Ira Rosen <irar@il.ibm.com>
6271 PR tree-optimization/39698
6272 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
6273 type of the reduction variable. Only generate the def if
6276 * omp-low.c (expand_omp_for_generic): When converting to a pointer
6277 make sure to first convert to an integer of the same precision.
6278 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
6279 the type of the evolution correctly in computing the new
6280 induction variable base.
6282 2009-04-16 Richard Guenther <rguenther@suse.de>
6285 * tree-cfg.c (make_blocks): Split statements with to-be
6286 abnormal SSA names on the lhs.
6288 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
6290 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
6291 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
6292 * c-typeck.c (really_start_incremental_init): Likewise.
6293 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
6294 (TARGET_INITIALIZER): Remove it.
6295 * target.h (struct target): Remove vector_opaque_p.
6296 * tree.c (build_opaque_vector_type): New.
6297 * tree.h (TYPE_VECTOR_OPAQUE): New.
6298 (build_opaque_vector_type): Declare.
6299 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
6300 * config/rs6000/rs6000.c (build_opaque_vector_type,
6301 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
6302 (rs6000_init_builtins): Use build_opaque_vector_type for
6303 opaque_V4SI_type_node.
6305 2009-04-15 Catherine Moore <clm@codesourcery.com>
6307 * debug.h (set_name): Declare.
6308 * dwarf2out.c (dwarf2out_set_name): Declare.
6309 (dwarf2_debug_hooks): Add set_name.
6310 (find_AT_string): New.
6311 (add_AT_string): Call find_AT_string.
6312 (dwarf2out_set_name): New.
6313 * cp/decl.c (grokdeclarator): Call set_name.
6314 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
6315 * debug.c (do_nothing_debug_hooks): Likewise.
6316 * dbxout.c (dbx_debug_hooks): Likewise.
6317 * sdbout.c (sdb_debug_hooks): Likewise.
6319 2009-04-15 Michael Eager <eager@eagercon.com>
6321 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
6322 reg for single-precision FPU.
6323 * config/rs6000/rs6000.md (movsi_internal1): Only for
6325 (movsi_internal1_single): New. Add pattern to move SI values to/from
6326 single-precision FP regs.
6328 2009-04-15 Richard Guenther <rguenther@suse.de>
6330 * omp-low.c (lower_rec_input_clauses): Build correct address
6332 (expand_omp_for_generic): Fix multiplication type.
6333 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
6334 (generate_memset_zero): Fix types.
6335 * tree-profile.c (prepare_instrumented_value): Correctly
6338 2009-04-15 Ian Lance Taylor <iant@google.com>
6340 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
6341 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
6342 for -Wall and for -Wc++-compat.
6343 (c_common_post_options): For C++, set warn_enum_compare if not
6345 * c-tree.h (struct c_expr): Add field original_type.
6346 (build_external_ref): Update declaration.
6347 * c-parser.c (c_parser_braced_init): Set original_type.
6348 (c_parser_initelt): Likewise.
6349 (c_parser_expr_no_commas): Likewise.
6350 (c_parser_conditional_expression): Likewise.
6351 (c_parser_cast_expression): Likewise.
6352 (c_parser_unary_expression): Likewise. Pull setting of
6353 original_code to top of function.
6354 (c_parser_sizeof_expression): Set original_type.
6355 (c_parser_alignof_expression): Likewise.
6356 (c_parser_postfix_expression): Likewise. Pull setting of
6357 original_code to top of function.
6358 (c_parser_postfix_expression_after_paren_type): Set original_type.
6359 (c_parser_postfix_expression_after_primary): Likewise.
6360 (c_parser_expression): Likewise.
6361 * c-typeck.c (build_external_ref): Add type parameter. Change all
6363 (c_expr_sizeof_expr): Set original_type field.
6364 (parser_build_unary_op): Likewise.
6365 (parser_build_binary_op): Likewise. Optionally warn about
6366 comparisons of enums of different types.
6367 (digest_init): Set original_type field.
6368 (really_start_incremental_init): Likewise.
6369 (push_init_level, pop_init_level): Likewise.
6370 * doc/invoke.texi (Warning Options): -Wenum-compare now
6373 2009-04-15 Richard Guenther <rguenther@suse.de>
6375 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
6376 out a necessary conversion.
6377 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
6378 names we didn't value number.
6379 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
6381 2009-04-15 Richard Guenther <rguenther@suse.de>
6383 PR tree-optimization/39764
6384 * tree-ssa-ccp.c (get_value): Canonicalize value with
6385 canonicalize_float_value.
6387 2009-04-15 Jan Hubicka <jh@suse.cz>
6389 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
6390 Wrong version of patch.
6392 2009-04-15 Jan Hubicka <jh@suse.cz>
6394 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
6396 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
6398 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
6399 our distinct integral and vector types.
6401 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
6403 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
6404 * init.c (build_vtbl_address): Remove call to assemble_external.
6406 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
6408 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
6409 output for other floating point modes.
6411 2009-04-14 Diego Novillo <dnovillo@google.com>
6413 * diagnostic.c (diagnostic_report_diagnostic): Do not
6414 warn about loaded plugins for DK_ERROR and DK_WARNING.
6415 * c-decl.c (declspecs_add_type): Move call to
6416 invoke_plugin_callbacks ...
6417 * c-parser.c (c_parser_declspecs): ... here.
6418 * plugin.c (dump_active_plugins): Tidy output.
6420 2009-04-14 Diego Novillo <dnovillo@google.com>
6421 Le-Chun Wu <lcwu@google.com>
6423 * configure.ac: Add --enable-plugin support.
6424 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
6425 * Makefile.in (PLUGIN_H): Define.
6426 Export ENABLE_PLUGIN and GMPINC to site.exp.
6427 Add PLUGINLIBS to link command.
6428 Add/modify dependencies for plugin.o and files including plugin.h.
6430 * config.in: Regenerate.
6432 * opts.c (common_handle_option): Handle OPT_fplugin_ and
6435 2009-04-14 Le-Chun Wu <lcwu@google.com>
6437 * tree-pass.h (register_one_dump_file): Add a prototype for
6438 register_one_dump_file.
6439 * toplev.c (compile_file): Call initialize_plugins.
6440 (do_compile): Call invoke_plugin_callbacks.
6441 (toplev_main): Call invoke_plugin_callbacks.
6442 * common.opt: Add -fplugin= and -fplugin-arg-.
6443 * gcc-plugin.h: New public header file for plugins to include.
6444 * plugin.c: New source file.
6445 * plugin.h: New internal header file.
6446 * passes.c (register_one_dump_file): Make it external.
6448 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
6450 2009-04-14 Diego Novillo <dnovillo@google.com>
6452 * doc/plugins.texi: New.
6453 * doc/gccint.texi: Add reference to Plugins chapter.
6454 * doc/invoke.texi: Document -fplugin and -fplugin-arg
6455 * diagnostic.c (diagnostic_report_diagnostic): Warn about
6456 loaded plugins, if any.
6457 * timevar.def (TV_PLUGIN_INIT): Define.
6458 (TV_PLUGIN_RUN): Define.
6459 * plugin.c: Include timevar.h
6460 (plugins_active_p): New.
6461 (dump_active_plugins): New.
6462 (debug_active_plugins): New.
6464 2009-04-14 Joseph Myers <joseph@codesourcery.com>
6466 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
6468 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
6470 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
6472 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
6473 the same as a minus without a shift.
6475 2009-04-14 Nick Clifton <nickc@redhat.com>
6477 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
6478 comparisons with small integers will always produce a short
6481 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
6484 2008-12-19 Diego Novillo <dnovillo@google.com>
6486 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
6488 2009-04-14 Richard Guenther <rguenther@suse.de>
6490 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
6492 (verify_gimple_assign_binary): Likewise. Handle shifts and
6494 (verify_gimple_phi): Print the mismatched argument position.
6495 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6497 (vect_update_init_of_dr): Likewise.
6498 * matrix-reorg.c (transform_access_sites): Do what the
6500 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
6502 2009-04-13 Michael Eager <eager@eagercon.com>
6504 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
6505 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
6506 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
6507 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
6508 remove duplicate config
6510 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6512 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
6513 file_name:line_number type locator of the call site.
6515 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
6517 * genautomata.c: Put blank after comma.
6518 (automaton_decls): New.
6519 (struct unit_usage): Add comments to member next.
6520 (store_alt_unit_usage): Keep the list ordered.
6521 (unit_present_on_list_p, equal_alternatives_p): New.
6522 (check_regexp_units_distribution): Check units distribution
6523 correctness correctly.
6524 (main): Don't write automata if error is found. Return correct
6527 * config/m68k/cf.md (cfv4_ds): Remove.
6528 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
6529 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
6531 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
6532 power4-load-ext, power4-store, power4-store-update,
6533 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
6534 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
6535 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
6536 power4-sqrt, power4-isync): Modify reservation to make correct
6537 unit distribution to automata.
6539 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
6540 power5-store-update, power5-two, power5-three, power5-lmul,
6541 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
6543 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
6545 * except.c (pass_set_nothrow_function_flags): Set name and add
6547 (set_nothrow_function_flags): Mention in the dump file when
6548 changing a function to nothrow.
6550 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
6553 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
6554 instead of unsigned long.
6556 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6558 * config/arm/arm.c (return_used_this_function): Remove.
6559 (arm_output_function_prologue): Remove use of
6560 return_used_this_function.
6561 (output_return_instruction): Replace use of
6562 return_used_this_function
6563 by cfun->machine->return_used_this_function.
6564 (arm_output_epilogue): Likewise.
6565 (arm_output_function_epilogue): Likewise.
6566 (thumb_unexpanded_epilogue): Likewise.
6567 * config/arm/arm.h (struct machine_function):
6568 New member return_used_this_function.
6570 2009-04-12 Mark Mitchell <mark@codesourcery.com>
6572 * doc/install.texi: Correct description of default directory for
6573 --with-gxx-include-dir.
6575 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
6577 * fold-const.c (build_range_check): Properly deal with enumeral and
6580 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
6582 * doc/invoke.texi (max_gcse_passes): Remove documentation.
6583 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
6584 * params.h (MAX_GCSE_PASSES): Remove.
6585 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
6586 in sequence. Remove ability to run multiple passes.
6587 (bypass_jumps): Report run as third CPROP pass.
6589 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
6592 * except.c (can_throw_external): Look at each insn in a SEQUENCE
6593 when deciding whether the whole SEQUENCE can throw.
6595 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
6598 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
6599 offseted label references.
6601 2009-04-11 Jan Hubicka <jh@suse.cz>
6603 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
6605 2009-04-11 Richard Guenther <rguenther@suse.de>
6608 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
6609 return variables as TREE_ADDRESSABLE.
6611 2009-04-11 Richard Guenther <rguenther@suse.de>
6613 PR tree-optimization/39713
6614 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
6615 reference trees have SSA_NAME operands.
6617 2009-04-11 Richard Guenther <rguenther@suse.de>
6620 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
6621 address expressions.
6623 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
6625 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
6626 match changes in Cygwin 1.7
6627 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
6628 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
6630 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6632 PR tree-optimization/39701
6633 * doc/invoke.texi (Optimization Options): Document change in
6634 meaning and initialization of -fdelete-null-pointer-checks.
6636 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6639 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
6641 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
6644 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
6646 2009-04-10 Chao-ying Fu <fu@mips.com>
6648 * doc/tm.texi (Instruction Output): Document
6649 TARGET_ASM_FINAL_POSTSCAN_INSN.
6650 * target.h (final_postscan_insn): New field in asm_out.
6651 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6652 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
6653 * final.c (final_scan_insn): Call
6654 targetm.asm_out.final_postscan_insn after outputting
6655 an asm macro and a normal instruction.
6657 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
6658 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
6659 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
6660 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
6661 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6663 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6666 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
6667 variables as non-NULL even with -fdelete-null-pointer-checks.
6669 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6671 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
6673 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
6676 * config/i386/i386.c (classify_argument): Handle SCmode with
6677 (bit_offset % 64) != 0.
6679 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
6681 * doc/invoke.texi (Optimize Options): Add cross-reference to
6682 -Q --help=optimizers examples.
6684 2009-04-10 Ben Elliston <bje@au.ibm.com>
6687 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
6688 regalign for the reg == fpr and TDmode case.
6690 2009-04-09 David Ayers <ayers@fsfe.org>
6693 * objc/objc-act.c (warn_with_method): Remove helper function.
6694 (check_duplicates): Call warning and inform directly.
6695 (really_start_method): Likewise.
6697 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
6699 * expmed.c (expand_divmod): Always use a comparison for a division
6700 by a large unsigned integer.
6702 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
6703 for things others than variables or functions as nonzero.
6705 2009-04-09 Nick Clifton <nickc@redhat.com>
6707 * unwind-compat.c: Change copyright header to refer to version
6708 3 of the GNU General Public License with version 3.1 of the
6709 GCC Runtime Library Exception and to point readers at the
6710 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
6711 * config/alpha/crtfastmath.c: Likewise.
6712 * config/alpha/linux-unwind.h: Likewise.
6713 * config/alpha/qrnnd.asm: Likewise.
6714 * config/alpha/vms-crt0-64.c: Likewise.
6715 * config/alpha/vms-crt0.c: Likewise.
6716 * config/alpha/vms-dwarf2.asm: Likewise.
6717 * config/alpha/vms-dwarf2eh.asm: Likewise.
6718 * config/alpha/vms-psxcrt0-64.c: Likewise.
6719 * config/alpha/vms-psxcrt0.c: Likewise.
6720 * config/alpha/vms_tramp.asm: Likewise.
6721 * config/arc/initfini.c: Likewise.
6722 * config/arc/lib1funcs.asm: Likewise.
6723 * config/arm/bpabi-v6m.S: Likewise.
6724 * config/arm/bpabi.S: Likewise.
6725 * config/arm/bpabi.c: Likewise.
6726 * config/arm/crti.asm: Likewise.
6727 * config/arm/crtn.asm: Likewise.
6728 * config/arm/ieee754-df.S: Likewise.
6729 * config/arm/ieee754-sf.S: Likewise.
6730 * config/arm/lib1funcs.asm: Likewise.
6731 * config/arm/libunwind.S: Likewise.
6732 * config/arm/linux-atomic.c: Likewise.
6733 * config/arm/mmintrin.h: Likewise.
6734 * config/arm/pr-support.c: Likewise.
6735 * config/arm/unaligned-funcs.c: Likewise.
6736 * config/arm/unwind-arm.c: Likewise.
6737 * config/arm/unwind-arm.h: Likewise.
6738 * config/avr/libgcc.S: Likewise.
6739 * config/bfin/crti.s: Likewise.
6740 * config/bfin/crtlibid.s: Likewise.
6741 * config/bfin/crtn.s: Likewise.
6742 * config/bfin/lib1funcs.asm: Likewise.
6743 * config/bfin/linux-unwind.h: Likewise.
6744 * config/cris/arit.c: Likewise.
6745 * config/cris/cris_abi_symbol.c: Likewise.
6746 * config/darwin-64.c: Likewise.
6747 * config/darwin-crt2.c: Likewise.
6748 * config/darwin-crt3.c: Likewise.
6749 * config/darwin.h: Likewise.
6750 * config/dbxelf.h: Likewise.
6751 * config/dfp-bit.c: Likewise.
6752 * config/dfp-bit.h: Likewise.
6753 * config/elfos.h: Likewise.
6754 * config/fixed-bit.c: Likewise.
6755 * config/fixed-bit.h: Likewise.
6756 * config/fp-bit.c: Likewise.
6757 * config/fp-bit.h: Likewise.
6758 * config/fr30/crti.asm: Likewise.
6759 * config/fr30/crtn.asm: Likewise.
6760 * config/fr30/lib1funcs.asm: Likewise.
6761 * config/freebsd-spec.h: Likewise.
6762 * config/frv/cmovd.c: Likewise.
6763 * config/frv/cmovh.c: Likewise.
6764 * config/frv/cmovw.c: Likewise.
6765 * config/frv/frvbegin.c: Likewise.
6766 * config/frv/frvend.c: Likewise.
6767 * config/frv/lib1funcs.asm: Likewise.
6768 * config/glibc-stdint.h: Likewise.
6769 * config/h8300/clzhi2.c: Likewise.
6770 * config/h8300/crti.asm: Likewise.
6771 * config/h8300/crtn.asm: Likewise.
6772 * config/h8300/ctzhi2.c: Likewise.
6773 * config/h8300/fixunssfsi.c: Likewise.
6774 * config/h8300/lib1funcs.asm: Likewise.
6775 * config/h8300/parityhi2.c: Likewise.
6776 * config/h8300/popcounthi2.c: Likewise.
6777 * config/i386/ammintrin.h: Likewise.
6778 * config/i386/att.h: Likewise.
6779 * config/i386/avxintrin.h: Likewise.
6780 * config/i386/biarch64.h: Likewise.
6781 * config/i386/bmmintrin.h: Likewise.
6782 * config/i386/cpuid.h: Likewise.
6783 * config/i386/cross-stdarg.h: Likewise.
6784 * config/i386/crtfastmath.c: Likewise.
6785 * config/i386/crtprec.c: Likewise.
6786 * config/i386/cygming-crtbegin.c: Likewise.
6787 * config/i386/cygming-crtend.c: Likewise.
6788 * config/i386/cygwin.asm: Likewise.
6789 * config/i386/emmintrin.h: Likewise.
6790 * config/i386/gmm_malloc.h: Likewise.
6791 * config/i386/gthr-win32.c: Likewise.
6792 * config/i386/i386.h: Likewise.
6793 * config/i386/immintrin.h: Likewise.
6794 * config/i386/linux-unwind.h: Likewise.
6795 * config/i386/linux64.h: Likewise.
6796 * config/i386/mm3dnow.h: Likewise.
6797 * config/i386/mmintrin-common.h: Likewise.
6798 * config/i386/mmintrin.h: Likewise.
6799 * config/i386/nmmintrin.h: Likewise.
6800 * config/i386/pmm_malloc.h: Likewise.
6801 * config/i386/pmmintrin.h: Likewise.
6802 * config/i386/smmintrin.h: Likewise.
6803 * config/i386/sol2-c1.asm: Likewise.
6804 * config/i386/sol2-ci.asm: Likewise.
6805 * config/i386/sol2-cn.asm: Likewise.
6806 * config/i386/sol2-gc1.asm: Likewise.
6807 * config/i386/tmmintrin.h: Likewise.
6808 * config/i386/unix.h: Likewise.
6809 * config/i386/w32-unwind.h: Likewise.
6810 * config/i386/wmmintrin.h: Likewise.
6811 * config/i386/x86-64.h: Likewise.
6812 * config/i386/x86intrin.h: Likewise.
6813 * config/i386/xmmintrin.h: Likewise.
6814 * config/ia64/crtbegin.asm: Likewise.
6815 * config/ia64/crtend.asm: Likewise.
6816 * config/ia64/crtfastmath.c: Likewise.
6817 * config/ia64/crti.asm: Likewise.
6818 * config/ia64/crtn.asm: Likewise.
6819 * config/ia64/fde-glibc.c: Likewise.
6820 * config/ia64/lib1funcs.asm: Likewise.
6821 * config/ia64/linux-unwind.h: Likewise.
6822 * config/ia64/quadlib.c: Likewise.
6823 * config/ia64/unwind-ia64.c: Likewise.
6824 * config/linux.h: Likewise.
6825 * config/m32c/m32c-lib1.S: Likewise.
6826 * config/m32c/m32c-lib2-trapv.c: Likewise.
6827 * config/m32c/m32c-lib2.c: Likewise.
6828 * config/m32r/initfini.c: Likewise.
6829 * config/m68hc11/larith.asm: Likewise.
6830 * config/m68hc11/m68hc11-crt0.S: Likewise.
6831 * config/m68k/cf.md: Likewise.
6832 * config/m68k/crti.s: Likewise.
6833 * config/m68k/crtn.s: Likewise.
6834 * config/m68k/lb1sf68.asm: Likewise.
6835 * config/m68k/linux-unwind.h: Likewise.
6836 * config/mcore/crti.asm: Likewise.
6837 * config/mcore/crtn.asm: Likewise.
6838 * config/mcore/lib1.asm: Likewise.
6839 * config/mips/linux-unwind.h: Likewise.
6840 * config/mips/loongson.h: Likewise.
6841 * config/mips/mips16.S: Likewise.
6842 * config/mmix/crti.asm: Likewise.
6843 * config/mmix/crtn.asm: Likewise.
6844 * config/pa/fptr.c: Likewise.
6845 * config/pa/hpux-unwind.h: Likewise.
6846 * config/pa/lib2funcs.asm: Likewise.
6847 * config/pa/linux-atomic.c: Likewise.
6848 * config/pa/linux-unwind.h: Likewise.
6849 * config/pa/milli64.S: Likewise.
6850 * config/pa/quadlib.c: Likewise.
6851 * config/pa/stublib.c: Likewise.
6852 * config/picochip/libgccExtras/adddi3.asm: Likewise.
6853 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
6854 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
6855 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
6856 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
6857 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
6858 * config/picochip/libgccExtras/divmod15.asm: Likewise.
6859 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
6860 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
6861 * config/picochip/libgccExtras/longjmp.asm: Likewise.
6862 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
6863 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
6864 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
6865 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
6866 * config/picochip/libgccExtras/setjmp.asm: Likewise.
6867 * config/picochip/libgccExtras/subdi3.asm: Likewise.
6868 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
6869 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
6870 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
6871 * config/rs6000/750cl.h: Likewise.
6872 * config/rs6000/altivec.h: Likewise.
6873 * config/rs6000/biarch64.h: Likewise.
6874 * config/rs6000/crtresfpr.asm: Likewise.
6875 * config/rs6000/crtresgpr.asm: Likewise.
6876 * config/rs6000/crtresxfpr.asm: Likewise.
6877 * config/rs6000/crtresxgpr.asm: Likewise.
6878 * config/rs6000/crtsavfpr.asm: Likewise.
6879 * config/rs6000/crtsavgpr.asm: Likewise.
6880 * config/rs6000/darwin-asm.h: Likewise.
6881 * config/rs6000/darwin-fallback.c: Likewise.
6882 * config/rs6000/darwin-fpsave.asm: Likewise.
6883 * config/rs6000/darwin-ldouble.c: Likewise.
6884 * config/rs6000/darwin-tramp.asm: Likewise.
6885 * config/rs6000/darwin-unwind.h: Likewise.
6886 * config/rs6000/darwin-vecsave.asm: Likewise.
6887 * config/rs6000/darwin-world.asm: Likewise.
6888 * config/rs6000/e500crtres32gpr.asm: Likewise.
6889 * config/rs6000/e500crtres64gpr.asm: Likewise.
6890 * config/rs6000/e500crtres64gprctr.asm: Likewise.
6891 * config/rs6000/e500crtrest32gpr.asm: Likewise.
6892 * config/rs6000/e500crtrest64gpr.asm: Likewise.
6893 * config/rs6000/e500crtresx32gpr.asm: Likewise.
6894 * config/rs6000/e500crtresx64gpr.asm: Likewise.
6895 * config/rs6000/e500crtsav32gpr.asm: Likewise.
6896 * config/rs6000/e500crtsav64gpr.asm: Likewise.
6897 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
6898 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
6899 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
6900 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
6901 * config/rs6000/eabi-ci.asm: Likewise.
6902 * config/rs6000/eabi-cn.asm: Likewise.
6903 * config/rs6000/eabi.asm: Likewise.
6904 * config/rs6000/linux-unwind.h: Likewise.
6905 * config/rs6000/linux64.h: Likewise.
6906 * config/rs6000/paired.h: Likewise.
6907 * config/rs6000/paired.md: Likewise.
6908 * config/rs6000/ppc64-fp.c: Likewise.
6909 * config/rs6000/ppu_intrinsics.h: Likewise.
6910 * config/rs6000/rs6000.h: Likewise.
6911 * config/rs6000/si2vmx.h: Likewise.
6912 * config/rs6000/sol-ci.asm: Likewise.
6913 * config/rs6000/sol-cn.asm: Likewise.
6914 * config/rs6000/spe.h: Likewise.
6915 * config/rs6000/spu2vmx.h: Likewise.
6916 * config/rs6000/sysv4.h: Likewise.
6917 * config/rs6000/tramp.asm: Likewise.
6918 * config/rs6000/vec_types.h: Likewise.
6919 * config/s390/linux-unwind.h: Likewise.
6920 * config/s390/tpf-unwind.h: Likewise.
6921 * config/score/crti.asm: Likewise.
6922 * config/score/crtn.asm: Likewise.
6923 * config/sh/crt1.asm: Likewise.
6924 * config/sh/crti.asm: Likewise.
6925 * config/sh/crtn.asm: Likewise.
6926 * config/sh/divtab-sh4-300.c: Likewise.
6927 * config/sh/divtab-sh4.c: Likewise.
6928 * config/sh/divtab.c: Likewise.
6929 * config/sh/lib1funcs-4-300.asm: Likewise.
6930 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
6931 * config/sh/lib1funcs.asm: Likewise.
6932 * config/sh/lib1funcs.h: Likewise.
6933 * config/sh/linux-atomic.asm: Likewise.
6934 * config/sh/linux-unwind.h: Likewise.
6935 * config/sh/shmedia.h: Likewise.
6936 * config/sh/sshmedia.h: Likewise.
6937 * config/sh/ushmedia.h: Likewise.
6938 * config/sparc/crtfastmath.c: Likewise.
6939 * config/sparc/linux-unwind.h: Likewise.
6940 * config/sparc/sol2-c1.asm: Likewise.
6941 * config/sparc/sol2-ci.asm: Likewise.
6942 * config/sparc/sol2-cn.asm: Likewise.
6943 * config/spu/divmodti4.c: Likewise.
6944 * config/spu/divv2df3.c: Likewise.
6945 * config/spu/float_disf.c: Likewise.
6946 * config/spu/float_unsdidf.c: Likewise.
6947 * config/spu/float_unsdisf.c: Likewise.
6948 * config/spu/float_unssidf.c: Likewise.
6949 * config/spu/mfc_multi_tag_release.c: Likewise.
6950 * config/spu/mfc_multi_tag_reserve.c: Likewise.
6951 * config/spu/mfc_tag_release.c: Likewise.
6952 * config/spu/mfc_tag_reserve.c: Likewise.
6953 * config/spu/mfc_tag_table.c: Likewise.
6954 * config/spu/multi3.c: Likewise.
6955 * config/spu/spu_internals.h: Likewise.
6956 * config/spu/spu_intrinsics.h: Likewise.
6957 * config/spu/spu_mfcio.h: Likewise.
6958 * config/spu/vec_types.h: Likewise.
6959 * config/spu/vmx2spu.h: Likewise.
6960 * config/stormy16/stormy16-lib2.c: Likewise.
6961 * config/svr4.h: Likewise.
6962 * config/sync.c: Likewise.
6963 * config/v850/lib1funcs.asm: Likewise.
6964 * config/vxlib-tls.c: Likewise.
6965 * config/vxlib.c: Likewise.
6966 * config/vxworks-dummy.h: Likewise.
6967 * config/xtensa/crti.asm: Likewise.
6968 * config/xtensa/crtn.asm: Likewise.
6969 * config/xtensa/ieee754-df.S: Likewise.
6970 * config/xtensa/ieee754-sf.S: Likewise.
6971 * config/xtensa/lib1funcs.asm: Likewise.
6972 * config/xtensa/lib2funcs.S: Likewise.
6973 * config/xtensa/linux-unwind.h: Likewise.
6974 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
6975 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
6976 * coretypes.h: Likewise.
6977 * crtstuff.c: Likewise.
6978 * defaults.h: Likewise.
6979 * dwarf2.h: Likewise.
6980 * emutls.c: Likewise.
6981 * gbl-ctors.h: Likewise.
6982 * gcov-io.h: Likewise.
6983 * ginclude/float.h: Likewise.
6984 * ginclude/iso646.h: Likewise.
6985 * ginclude/stdarg.h: Likewise.
6986 * ginclude/stdbool.h: Likewise.
6987 * ginclude/stddef.h: Likewise.
6988 * ginclude/stdfix.h: Likewise.
6989 * ginclude/stdint-gcc.h: Likewise.
6990 * ginclude/tgmath.h: Likewise.
6991 * gthr-aix.h: Likewise.
6992 * gthr-dce.h: Likewise.
6993 * gthr-gnat.c: Likewise.
6994 * gthr-gnat.h: Likewise.
6995 * gthr-lynx.h: Likewise.
6996 * gthr-mipssde.h: Likewise.
6997 * gthr-nks.h: Likewise.
6998 * gthr-posix.c: Likewise.
6999 * gthr-posix.h: Likewise.
7000 * gthr-posix95.h: Likewise.
7001 * gthr-rtems.h: Likewise.
7002 * gthr-single.h: Likewise.
7003 * gthr-solaris.h: Likewise.
7004 * gthr-tpf.h: Likewise.
7005 * gthr-vxworks.h: Likewise.
7006 * gthr-win32.h: Likewise.
7008 * libgcc2.c: Likewise.
7009 * libgcc2.h: Likewise.
7010 * libgcov.c: Likewise.
7011 * tsystem.h: Likewise.
7012 * typeclass.h: Likewise.
7013 * unwind-c.c: Likewise.
7014 * unwind-compat.h: Likewise.
7015 * unwind-dw2-fde-compat.c: Likewise.
7016 * unwind-dw2-fde-darwin.c: Likewise.
7017 * unwind-dw2-fde-glibc.c: Likewise.
7018 * unwind-dw2-fde.c: Likewise.
7019 * unwind-dw2-fde.h: Likewise.
7020 * unwind-dw2.c: Likewise.
7021 * unwind-dw2.h: Likewise.
7022 * unwind-generic.h: Likewise.
7023 * unwind-pe.h: Likewise.
7024 * unwind-sjlj.c: Likewise.
7025 * unwind.inc: Likewise.
7026 * config/arm/neon-gen.ml: Change generated copyright header to
7027 refer to version 3 of the GNU General Public License with
7028 version 3.1 of the GCC Runtime Library Exception and to point
7029 readers at the COPYING3 and COPYING3.RUNTIME files and the
7030 FSF's license web page.
7031 * config/arm/arm_neon.h: Regenerate.
7033 2009-04-09 Jakub Jelinek <jakub@redhat.com>
7035 * config/cris/cris.md: Change copyright header to refer to version
7036 3 of the GNU General Public License.
7037 * doc/install.texi2html: Change copyright header to refer to version
7038 3 of the GNU General Public License and to point readers at the
7039 COPYING3 file and the FSF's license web page.
7040 * config/vax/linux.h: Likewise.
7042 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
7044 * config/i386/i386.md (cmpcc): New.
7045 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
7046 (sync_compare_and_swap_cc*): Delete.
7048 * config/s390/s390.c (s390_compare_emitted): Remove.
7049 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
7050 s390_compare_emitted used to be handled. Assert that modes match.
7051 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
7052 refer to sync_compare_and_swap_ccsi.
7053 * config/s390/s390.h (s390_compare_emitted): Remove.
7054 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
7055 instead of s390_compare_emitted.
7056 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
7057 instead of s390_compare_emitted.
7058 * config/s390/s390.md (cmpcc): New.
7059 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
7060 CC_REGNUM, do not pretend it's set.
7061 (sync_compare_and_swap_cc*): Delete.
7062 * config/s390/predicates.md (cc_reg_operand): New.
7064 * expr.c (sync_compare_and_swap_cc): Delete.
7065 * optabs.h (sync_compare_and_swap_cc): Delete.
7066 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
7067 is being used with can_compare_p.
7068 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
7070 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
7071 look for a MODE_CC set instead. Use emit_store_flag.
7072 (expand_compare_and_swap_loop): Likewise, with some additional
7073 complication to avoid a force_reg when useless. Use
7074 emit_cmp_and_jump_insns.
7075 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
7076 * doc/md.texi (sync_compare_and_swap_cc): Merge with
7077 sync_compare_and_swap documentation.
7079 2009-04-09 Jan Hubicka <jh@suse.cz>
7081 * except.c (find_prev_try): Break out from ....
7082 (duplicate_eh_regions): ... here; properly update prev_try pointers
7083 when duplication part of tree.
7084 (dump_eh_tree): Improve dumping.
7085 (verify_eh_region): New.
7086 (verify_eh_tree): Use it.
7088 2009-04-06 Richard Guenther <rguenther@suse.de>
7090 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
7091 &ARRAY addresses by adjusting their types and prepending
7093 * tree-cfg.c (verify_gimple_assign_single): Verify that
7094 addresses are correct.
7096 2009-04-09 Richard Guenther <rguenther@suse.de>
7098 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
7099 indices into an array reference if possible.
7100 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7101 Fold POINTER_PLUS_EXPR statements with invariant address.
7103 2009-04-09 Alan Modra <amodra@bigpond.net.au>
7106 * config.gcc (powerpc64-*-linux*): Always build biarch.
7108 2009-04-09 Joseph Myers <joseph@codesourcery.com>
7111 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
7112 it and pedwarn if this results in an INTEGER_CST.
7114 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7116 * doc/install.texi: Update minimum GMP version. Remove obsolete
7117 text in MPFR section.
7119 2009-04-08 Jakub Jelinek <jakub@redhat.com>
7121 * dwarf2out.c (class_scope_p): New static inline.
7122 (class_or_namespace_scope_p): Use it.
7123 (gen_variable_die): Use DW_TAG_member tag for static data member
7124 declarations instead of DW_TAG_variable.
7127 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
7130 2009-04-08 Richard Guenther <rguenther@suse.de>
7132 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
7133 valueize random data.
7135 2009-04-08 David Edelsohn <edelsohn@gnu.org>
7137 * config.gcc (aix tm_file): Add aix-stdint.h.
7138 (aix tm clause use_gcc_stdint): Set to wrap.
7139 * config/rs6000/aix-stdint.h: New file.
7141 2009-04-08 Richard Guenther <rguenther@suse.de>
7144 * tree-dfa.c (add_referenced_var): Do not recurse into
7145 global initializers.
7146 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
7148 (fold_const_aggregate_ref): Likewise.
7150 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7152 * recog.c (ordered_comparison_operator): New.
7153 * gensupport.c (std_preds): Add it.
7154 * doc/md.texi (Machine-Independent Predicates): Document it.
7156 2009-04-08 Jan Hubicka <jh@suse.cz>
7158 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
7159 * function.h (rtl_eh): Remove exception_handler_label_map.
7160 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
7161 remove_exception_handler_label, for_each_eh_label_1): Remove.
7162 (rtl_remove_unreachable_regions): Remove.
7163 (convert_from_eh_region_ranges): Do not remove unreachable regions.
7164 (find_exception_handler_labels): Don't build the hashtable.
7165 (maybe_remove_eh_handler): Remove.
7166 (for_each_eh_label): Rewrite to walk the tree.
7167 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
7168 * except.h (maybe_remove_eh_handler): Remove.
7169 * passes.c (init_optimization_passes): Schedule second EH cleanup
7171 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
7172 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
7174 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7176 * genoutput.c (validate_optab_operands): New.
7177 (gen_insn, gen_expand): Call it.
7179 * genflags.c (gen_insn): Detect misused iterators.
7180 (main): Pass line_no to gen_insn, exit with status 1 on error.
7182 * genextract.c (line_no): Make global.
7183 (VEC_safe_set_locstr): Change assertion to error message.
7184 (main): Exit with status 1 on error.
7186 2009-04-08 Joseph Myers <joseph@codesourcery.com>
7190 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7191 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7192 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
7193 * c-convert.c (convert): Do not call fold on results of conversion
7194 functions when the result is a C_MAYBE_CONST_EXPR.
7195 * c-parser.c (c_parser_postfix_expression): Do not fold condition
7196 of __builtin_choose_expr.
7197 * c-typeck.c (remove_c_maybe_const_expr): New.
7198 (build_unary_op, build_conditional_expr, build_compound_expr,
7199 build_binary_op, c_objc_common_truthvalue_conversion): Call
7200 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
7203 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
7205 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
7206 CODE to produce a new one. Add a prototype to use fold_convert_const
7208 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
7211 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
7212 mix declarations and code.
7214 2009-04-08 Ben Elliston <bje@au.ibm.com>
7216 * gcc.c: Replace `CC' with `GCC' throughout.
7218 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
7220 * doc/invoke.texi: Document Atom support.
7222 2009-04-07 Jason Merrill <jason@redhat.com>
7225 * c-common.h, c-common.c: Add flag_pretty_templates.
7226 * c-opts.c (c_common_handle_option): Set it.
7227 * c.opt: Add -fno-pretty-templates.
7228 * doc/invoke.texi (C++ Dialect Options): Likewise.
7230 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
7232 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
7233 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
7234 (ia64_expand_builtin): Likewise.
7236 2009-04-07 Martin Jambor <mjambor@suse.cz>
7238 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
7239 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
7240 ADDR_EXPRS are include too.
7242 2009-04-07 Richard Guenther <rguenther@suse.de>
7244 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
7245 decls are only used if passes as parameters or if they are
7246 local statics and the call is not to a builtin.
7247 (call_may_clobber_ref_p_1): Likewise.
7249 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7251 * expr.c (do_store_flag): Remove last argument. Simplify code
7252 to avoid duplication of tests already done by can_compare_p.
7253 (expand_expr_real_1): Adjust caller.
7255 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7257 * optabs.c (can_compare_p): Test the predicate of a
7258 cbranch and cstore pattern.
7260 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7262 * expr.c (convert_move): Use emit_store_flag instead of
7265 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7267 * config/i386/i386.c (ix86_compare_emitted): Remove.
7268 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
7269 ix86_compare_op0 like ix86_compare_emitted used to be handled.
7270 * config/i386/i386.h (ix86_compare_emitted): Remove.
7271 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
7272 instead of ix86_compare_emitted.
7273 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
7275 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
7277 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
7278 Add t-sysroot-suffix to tmake_file.
7279 * config/print-sysroot-suffix.sh: New file.
7280 * config/t-sysroot-suffix: New file.
7282 2009-04-07 Ben Elliston <bje@au.ibm.com>
7284 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
7285 as the latter produces a warning when the target does not support
7288 2009-04-07 Ben Elliston <bje@au.ibm.com>
7290 * dfp.c: Replace type punning assignments with memcpy throughout.
7291 * Makefile.in (dfp.o-warn): Remove.
7293 2009-04-07 Alan Modra <amodra@bigpond.net.au>
7296 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
7297 Include soft-fp/t-softfp after rs6000/t-linux64.
7299 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
7301 * stor-layout.c (set_sizetype): Use the full precision of their
7302 machine mode for bitsize types.
7304 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
7306 * config/i386/i386.md: Revert 2 accidental checkins.
7308 2009-04-06 Joey Ye <joey.ye@intel.com>
7309 Xuepeng Guo <xuepeng.guo@intel.com>
7310 H.J. Lu <hongjiu.lu@intel.com>
7312 Atom pipeline model, tuning and insn selection.
7313 * config.gcc (atom): Add atom config options and target.
7315 * config/i386/atom.md: New.
7317 * config/i386/i386.c (atom_cost): New cost.
7318 (m_ATOM): New macro flag.
7319 (initial_ix86_tune_features): Set m_ATOM.
7320 (x86_accumulate_outgoing_args): Likewise.
7321 (x86_arch_always_fancy_math_387): Likewise.
7322 (processor_target): Add Atom cost.
7323 (cpu_names): Add Atom cpu name.
7324 (override_options): Set Atom ISA.
7325 (ix86_issue_rate): New case PROCESSOR_ATOM.
7326 (ix86_adjust_cost): Likewise.
7328 * config/i386/i386.h (TARGET_ATOM): New target macro.
7329 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
7330 (TARGET_OPT_AGU): New target option.
7331 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
7332 (processor_type): Add PROCESSOR_ATOM.
7334 * config/i386/i386.md (cpu): Add new value "atom".
7335 (use_carry, movu): New attr.
7336 (atom.md): Include atom.md.
7337 (adddi3_carry_rex64): Set attr "use_carry".
7338 (addqi3_carry): Likewise.
7339 (addhi3_carry): Likewise.
7340 (addsi3_carry): Likewise.
7341 (*addsi3_carry_zext): Likewise.
7342 (subdi3_carry_rex64): Likewise.
7343 (subqi3_carry): Likewise.
7344 (subhi3_carry): Likewise.
7345 (subsi3_carry): Likewise.
7346 (x86_movdicc_0_m1_rex64): Likewise.
7347 (*x86_movdicc_0_m1_se): Likewise.
7348 (x86_movsicc_0_m1): Likewise.
7349 (*x86_movsicc_0_m1_se): Likewise.
7350 (*adddi_1_rex64): Emit add insn as much as possible.
7351 (*addsi_1): Likewise.
7352 (return_internal): Set atom_unit.
7353 (return_internal_long): Likewise.
7354 (return_pop_internal): Likewise.
7355 (*rcpsf2_sse): Set atom_sse_attr attr.
7356 (*qrt<mode>2_sse): Likewise.
7357 (*prefetch_sse): Likewise.
7359 * config/i386/i386-c.c (ix86_target_macros_internal): New case
7361 (ix86_target_macros_internal): Likewise.
7363 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
7364 (*prefetch_sse_rex): Likewise.
7365 (sse_rcpv4sf2): Likewise.
7366 (sse_vmrcpv4sf2): Likewise.
7367 (sse_sqrtv4sf2): Likewise.
7368 (<sse>_vmsqrt<mode>2): Likewise.
7369 (sse_ldmxcsr): Likewise.
7370 (sse_stmxcsr): Likewise.
7371 (*sse_sfence): Likewise.
7372 (sse2_clflush): Likewise.
7373 (*sse2_mfence): Likewise.
7374 (*sse2_lfence): Likewise.
7375 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
7376 (<sse>_movup<ssemodesuffixf2c>): Likewise.
7377 (avx_movdqu<avxmodesuffix>): Likewise.
7378 (avx_lddqu<avxmodesuffix>): Likewise.
7379 (sse2_movntv2di): Change attr "type" to "ssemov".
7380 (sse2_movntsi): Likewise.
7381 (rsqrtv8sf2): Change attr "type" to "sseadd".
7382 (sse3_addsubv2df3): Set attr "atom_unit".
7383 (sse3_h<plusminus_insn>v4sf3): Likewise.
7384 (*sse2_pmaddwd): Likewise.
7385 (*vec_extractv2di_1_rex64): Likewise.
7386 (*vec_extractv2di_1_avx): Likewise.
7387 (sse2_psadbw): Likewise.
7388 (ssse3_phaddwv8hi3): Likewise.
7389 (ssse3_phaddwv4hi3): Likewise.
7390 (ssse3_phadddv4si3): Likewise.
7391 (ssse3_phadddv2si3): Likewise.
7392 (ssse3_phaddswv8hi3): Likewise.
7393 (ssse3_phaddswv4hi3): Likewise.
7394 (ssse3_phsubwv8hi3): Likewise.
7395 (ssse3_phsubwv4hi3): Likewise.
7396 (ssse3_phsubdv4si3): Likewise.
7397 (ssse3_phsubdv2si3): Likewise.
7398 (ssse3_phsubswv8hi3): Likewise.
7399 (ssse3_phsubswv4hi3): Likewise.
7400 (ssse3_pmaddubsw128): Likewise.
7401 (sse3_pmaddubsw: Likewise.
7402 (ssse3_palignrti): Likewise.
7403 (ssse3_palignrdi): Likewise.
7405 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
7407 * doc/install.texi (Specific): Fix two cross-references to MinGW.
7409 2009-04-06 Richard Guenther <rguenther@suse.de>
7411 PR tree-optimization/28868
7412 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
7413 of which PHI results we inserted.
7414 (insert_into_preds_of_block): Record inserted PHIs.
7415 (eliminate): Eliminate redundant PHI nodes.
7416 (init_pre): Init inserted_phi_names.
7418 2009-04-06 Richard Guenther <rguenther@suse.de>
7420 PR tree-optimization/39643
7421 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
7422 IMAGPART_EXPRs of complex constants.
7423 (execute_fold_all_builtins): If we folded a call queue
7424 TODO_update_address_taken.
7426 2009-04-06 Jan Hubicka <jh@suse.cz>
7429 * except.c (remove_unreachable_regions): Propagate may_contain_throw
7432 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
7434 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
7436 (ic_invalidate_array): Likewise.
7438 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
7440 * calls.c (emit_library_call_value_1): Fix a problem with parameter
7441 alignment for library calls.
7443 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
7445 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
7446 (mingw32 tm clause use_gcc_stdint): Set to wrap.
7447 * config/i386/mingw-stdint.h: New file.
7449 2009-04-05 Richard Guenther <rguenther@suse.de>
7451 PR tree-optimization/39648
7452 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
7453 our &A vs. &A[0] IL deficiencies.
7455 2009-04-04 Jan Hubicka <jh@suse.cz>
7457 * except.c (sjlj_find_directly_reachable_regions): Be ready for
7458 removed toplevel regions.
7459 (sjlj_mark_call_sites): Likewise.
7461 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
7463 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
7464 (cygwin tm clause use_gcc_stdint): Set to wrap.
7465 * config/i386/cygwin-stdint.h: New file.
7467 2009-04-04 Richard Guenther <rguenther@suse.de>
7469 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
7470 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
7471 single-argument PHIs if we are in loop-closed SSA form.
7472 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
7473 for the pre-condition.
7474 (slpeel_tree_peel_loop_to_edge): Likewise.
7475 (vect_build_loop_niters): Take an optional sequence to append stmts.
7476 (vect_generate_tmps_on_preheader): Likewise.
7477 (vect_do_peeling_for_loop_bound): Take extra guards for the
7479 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
7480 the cost model check.
7481 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
7482 guards if we are going to peel. Do not apply versioning in that case.
7483 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
7484 (vect_do_peeling_for_loop_bound): Likewise.
7485 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
7486 loop bound only record extra pre-conditions, do not apply loop
7489 2009-04-04 Richard Guenther <rguenther@suse.de>
7491 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
7494 2009-04-04 Jan Hubicka <jh@suse.cz>
7496 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
7497 last_basic_block for size of bb->index indexed array.
7498 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
7499 compute_out, link_btr_uses, build_btr_def_use_webs,
7500 build_btr_def_use_webs, migrate_btr_defs): Likewise.
7502 2009-04-04 Jan Hubicka <jh@suse.cz>
7504 * except.c (remove_eh_handler_and_replace): Break out from ...
7505 (remove_eh_handler): ... here.
7506 (bring_to_root): New function.
7507 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
7508 handled ones, bring others to root of tree.
7510 2009-04-04 Jan Hubicka <jh@suse.cz>
7512 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
7513 (all_phis_safe_to_merge): New function.
7514 (update_info): New structure.
7515 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
7516 (cleanup_empty_eh): Update SSA if possible.
7518 2009-04-04 Richard Guenther <rguenther@suse.de>
7520 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
7521 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
7522 (append_vuse): Likewise.
7524 2009-04-04 Jakub Jelinek <jakub@redhat.com>
7526 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
7527 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
7528 instead of REG_UNSAVED for DW_CFA_undefined.
7529 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
7530 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
7533 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
7536 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
7537 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
7538 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
7540 2009-04-04 Richard Guenther <rguenther@suse.de>
7542 PR tree-optimization/8781
7543 PR tree-optimization/37892
7544 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
7545 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
7546 (valueize_refs): Call it for *& valueizations.
7547 (shared_reference_ops_from_ref): Rename to ...
7548 (valueize_shared_reference_ops_from_ref): ... this and valueize.
7549 (shared_reference_ops_from_call): Rename to ...
7550 (valueize_shared_reference_ops_from_call): ... this and valueize.
7551 (vn_reference_lookup): Update.
7552 (visit_reference_op_call): Likewise.
7553 * tree-ssa-pre.c (phi_translate_1): Fold *&.
7554 (eliminate): Value-replace the call address in call statements.
7556 2009-04-04 Richard Guenther <rguenther@suse.de>
7558 PR tree-optimization/39636
7559 * tree-ssa-forwprop.c
7560 (forward_propagate_addr_into_variable_array_index): Check for
7561 GIMPLE_ASSIGN before accessing the rhs code.
7563 2009-04-03 Jason Merrill <jason@redhat.com>
7565 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
7567 2009-04-03 Steve Ellcey <sje@cup.hp.com>
7569 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
7570 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
7571 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
7572 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
7573 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
7574 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
7575 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
7576 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
7577 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
7578 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
7579 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
7580 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
7581 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
7582 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
7583 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
7584 Use fr_reg_or_fp01_operand instead of fr_register_operand
7586 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
7587 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
7588 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
7590 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
7592 PR rtl-optimization/39607
7593 PR rtl-optimization/39631
7597 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7598 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7599 instead of DF_LR_OUT.
7600 * ira-lives.c (process_bb_node_lives): Ditto.
7601 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7602 instead of DF_LR_{OUT,IN}.
7603 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7604 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7606 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
7608 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
7609 (execute_lower_omp): Always run but take the short way out if -fopenmp
7611 (gate_lower_omp): Remove, forcing the pass manager to always run the
7612 pass and always set PROP_gimple_lomp.
7613 (pass_lower_omp): Remove gate function.
7614 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
7615 PROP_trees. Instead, require it.
7616 * ipa-cp.c (pass_ipa_cp): Likewise.
7617 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
7618 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
7619 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
7620 and PROP_gimple_leh.
7622 2009-04-03 Richard Guenther <rguenther@suse.de>
7625 PR tree-optimization/23940
7626 PR tree-optimization/33237
7629 PR tree-optimization/36201
7630 PR tree-optimization/36230
7631 PR tree-optimization/38049
7632 PR tree-optimization/38207
7633 PR tree-optimization/38230
7634 PR tree-optimization/38301
7635 PR tree-optimization/38585
7637 PR tree-optimization/38985
7638 PR tree-optimization/39299
7639 * tree-ssa-structalias.h: Remove.
7640 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
7641 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
7642 (struct vuse_element_d): Remove.
7643 (struct vuse_vec_d): Likewise.
7644 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
7645 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
7646 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
7647 VUSE_ELEMENT_VAR): Likewise.
7648 (struct voptype_d): Likewise.
7649 (NUM_VOP_FREE_BUCKETS): Likewise.
7650 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
7651 (struct stmt_operands_d): Remove.
7652 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
7653 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
7654 VDEF_NUM, VDEF_VECT): Likewise.
7655 (copy_virtual_operands): Remove.
7656 (operand_build_cmp): Likewise.
7657 (create_ssa_artificial_load_stmt): Likewise.
7658 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
7659 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
7660 vuse_index and mayuse_index members. Pack and move done and iter_type
7661 members to the front.
7662 (SSA_OP_VMAYUSE): Remove.
7663 (SSA_OP_VIRTUAL_USES): Adjust.
7664 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
7665 (unlink_stmt_vdef): Declare.
7666 (add_to_addressable_set): Remove.
7667 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
7668 (vrp_visit_stmt): Likewise.
7669 * doc/tree-ssa.texi (Alias analysis): Update.
7670 * doc/invoke.texi (max-aliased-vops): Remove docs.
7671 (avg-aliased-vops): Likewise.
7672 * tree-into-ssa.c (syms_to_rename): Remove.
7673 (need_to_update_vops_p): Likewise.
7674 (need_to_initialize_update_ssa_p): Rename to ...
7675 (update_ssa_initialized_fn): ... this. Track function we are
7677 (symbol_marked_for_renaming): Simplify.
7678 (add_new_name_mapping): Do not set need_to_update_vops_p.
7679 (dump_currdefs): Use SYMS_TO_RENAME.
7680 (rewrite_update_stmt): Always walk all uses/defs.
7681 (dump_update_ssa): Adjust.
7682 (init_update_ssa): Take function argument. Track what we are
7684 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
7685 (create_new_def_for): Initialize for cfun, assert we are initialized
7687 (mark_sym_for_renaming): Simplify.
7688 (mark_set_for_renaming): Do not initialize update-ssa.
7689 (need_ssa_update_p): Simplify. Take function argument.
7690 (name_mappings_registered_p): Assert we ask for the correct function.
7691 (name_registered_for_update_p): Likewise.
7692 (ssa_names_to_replace): Likewise.
7693 (release_ssa_name_after_update_ssa): Likewise.
7694 (update_ssa): Likewise. Use SYMS_TO_RENAME.
7695 (dump_decl_set): Do not print a newline.
7696 (debug_decl_set): Do it here.
7697 (dump_update_ssa): And here.
7698 * tree-ssa-loop-im.c (move_computations): Adjust.
7699 (movement_possibility): Likewise.
7700 (determine_max_movement): Likewise.
7701 (gather_mem_refs_stmt): Likewise.
7702 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
7704 * tree-complex.c (update_all_vops): Remove.
7705 (expand_complex_move): Adjust.
7706 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
7707 Simplify test for memory referencing statement. Exclude
7708 non-invariant ADDR_EXPRs.
7709 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
7710 * tree-loop-distribution.c (generate_memset_zero): Adjust.
7711 (rdg_flag_uses): Likewise.
7712 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
7714 (tree_optimize_tail_calls_1): Also split the
7715 edge from the entry block if we have degenerate PHI nodes in
7716 the first basic block.
7717 * tree.c (init_ttree): Remove memory-tag related code.
7718 (tree_code_size): Likewise.
7719 (tree_node_structure): Likewise.
7720 (build7_stat): Re-write to be build6_stat.
7721 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
7722 (SSA_VAR_P): Adjust.
7723 (struct tree_memory_tag): Remove.
7724 (struct tree_memory_partition_tag): Likewise.
7725 (union tree_node): Adjust.
7726 (build7): Re-write to be build6.
7727 * tree-pass.h (pass_reset_cc_flags): Remove.
7728 (TODO_update_address_taken): New flag.
7729 (pass_simple_dse): Remove.
7730 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
7731 * params.h (MAX_ALIASED_VOPS): Remove.
7732 (AVG_ALIASED_VOPS): Likewise.
7733 * omp-low.c (expand_omp_taskreg): Update SSA form.
7734 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
7735 aliases the lhs in a copy stmt.
7736 * tree-ssa-dse.c (struct address_walk_data): Remove.
7737 (memory_ssa_name_same): Likewise.
7738 (memory_address_same): Likewise.
7739 (get_kill_of_stmt_lhs): Likewise.
7740 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
7741 unused stores. Look through PHI nodes into post-dominated regions.
7742 (dse_optimize_stmt): Simplify. Properly remove stores.
7743 (tree_ssa_dse): Compute dominators.
7744 (execute_simple_dse): Remove.
7745 (pass_simple_dse): Likewise.
7746 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
7747 gimple_loaded_syms and gimple_stored_syms computation.
7748 * toplev.c (dump_memory_report): Dump alias and pta stats.
7749 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
7750 (vn_reference_eq): Likewise.
7751 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
7752 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
7753 valueize_vuses): Remove.
7754 (get_def_ref_stmt_vuses): Simplify. Rename to ...
7755 (get_def_ref_stmt_vuse): ... this.
7756 (vn_reference_lookup_2): New function.
7757 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
7758 walking equivalent vuses. Simplify.
7759 (vn_reference_lookup): Likewise.
7760 (vn_reference_insert): Likewise.
7761 (vn_reference_insert_pieces): Likewise.
7762 (visit_reference_op_call): Simplify.
7763 (visit_reference_op_load): Likewise.
7764 (visit_reference_op_store): Likewise.
7765 (init_scc_vn): Remove shared_lookup_vuses initialization.
7766 (free_scc_vn): Remove shared_lookup_vuses freeing.
7767 (sort_vuses, sort_vuses_heap): Remove.
7768 (get_ref_from_reference_ops): Export.
7769 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
7770 vector with single vuse pointer.
7771 (vn_reference_lookup_pieces, vn_reference_lookup,
7772 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
7773 (shared_vuses_from_stmt): Remove.
7774 (get_ref_from_reference_ops): Declare.
7775 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
7776 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7777 memory-tag related code.
7778 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
7779 (likely_value): Add comment, skip static-chain of call statements.
7780 (surely_varying_stmt_p): Adjust.
7781 (gimplify_and_update_call_from_tree): Likewise.
7782 (execute_fold_all_builtins): Do not rebuild alias info.
7783 (gimplify_and_update_call_from_tree): Properly update VOPs.
7784 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
7785 (copy_ref_info): Remove memory-tag related code.
7786 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
7787 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
7788 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
7790 * tree-ssa-dom.c (gimple_p): Remove typedef.
7791 (eliminate_redundant_computations): Adjust.
7792 (record_equivalences_from_stmt): Likewise.
7793 (avail_expr_hash): Likewise.
7794 (avail_expr_eq): Likewise.
7795 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
7796 (stmt_makes_single_load): Likewise.
7797 (stmt_makes_single_store): Likewise.
7798 * tree-ssa-alias.c: Rewrite completely.
7799 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
7800 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
7801 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
7802 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
7803 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
7804 Remove public functions.
7805 (pass_reset_cc_flags): Remove.
7806 (pass_build_alias): Move ...
7807 * tree-ssa-structalias.c (pass_build_alias): ... here.
7808 * tree-ssa-alias.c (may_be_aliased): Move ...
7809 * tree-flow-inline.h (may_be_aliased): ... here.
7810 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
7811 count_uses_and_derefs): Move ...
7812 * gimple.c: ... here.
7813 * gimple.h (count_uses_and_derefs): Declare.
7814 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
7815 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
7816 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
7817 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
7818 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
7819 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
7820 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
7822 * tree-dfa.c (refs_may_alias_p): Move ...
7823 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
7824 * tree-ssa-alias.h: New file.
7825 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
7826 (statement_sink_location): Likewise.
7827 * opts.c (decode_options): Do not adjust max-aliased-vops or
7828 avg-aliased-vops values.
7829 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
7830 (TV_CALL_CLOBBER): Likewise.
7831 (TV_FLOW_SENSITIVE): Likewise.
7832 (TV_FLOW_INSENSITIVE): Likewise.
7833 (TV_MEMORY_PARTITIONING): Likewise.
7834 (TV_ALIAS_STMT_WALK): New timevar.
7835 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
7836 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
7837 (get_address_description): Remove memory-tag related code.
7838 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
7839 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
7840 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
7841 and immediate uses in statements. Document.
7842 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
7843 (dump_symbols): Remove.
7844 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
7845 * alias.c (get_deref_alias_set): New function split out from ...
7846 (get_alias_set): ... here.
7847 * alias.h (get_deref_alias_set): Declare.
7848 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
7849 type parameter. Remove restrict pointer handling. Create a
7850 ref-all pointer in case type-based alias sets do not conflict.
7851 (vect_analyze_data_refs): Remove SMT related code.
7852 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
7853 (vectorizable_load): Likewise.
7854 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
7855 (DR_SYMBOL_TAG, DR_VOPS): Remove.
7856 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
7857 Ignore vops and SMTs.
7858 (dr_analyze_alias): Likewise..
7859 (free_data_ref): Likewise.
7860 (create_data_ref): Likewise.
7861 (analyze_all_data_dependences): Likewise.
7862 (get_references_in_stmt): Adjust.
7863 * tree-flow-inline.h (gimple_aliases_computed_p,
7864 gimple_addressable_vars, gimple_call_clobbered_vars,
7865 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
7866 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
7867 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
7868 gimple_mem_ref_stats): Remove.
7869 (gimple_vop): New function.
7870 (op_iter_next_use): Remove vuses and mayuses cases.
7871 (op_iter_next_def): Remove vdefs case.
7872 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
7873 (clear_and_done_ssa_iter): Do not set removed fields.
7874 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
7875 Assert we are not iterating over vuses or vdefs if not also
7876 iterating over uses or defs.
7877 (op_iter_init_use): Likewise.
7878 (op_iter_init_def): Likewise.
7879 (op_iter_next_vdef): Remove.
7880 (op_iter_next_mustdef): Likewise.
7881 (op_iter_init_vdef): Likewise.
7882 (compare_ssa_operands_equal): Likewise.
7883 (link_use_stmts_after): Handle vuse operand.
7884 (is_call_used): Use is_call_clobbered.
7885 (is_call_clobbered): Global variables are always call clobbered,
7886 query the call-clobbers bitmap.
7887 (mark_call_clobbered): Ignore global variables.
7888 (clear_call_clobbered): Likewise.
7889 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
7890 virtual operands sanity check.
7891 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
7893 (TARGET_MEM_REF): Remove TMR_TAG operand.
7894 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
7895 Remove call-clobber related code.
7896 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
7897 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
7898 partitions or escape reason.
7899 (get_single_def_stmt, get_single_def_stmt_from_phi,
7900 get_single_def_stmt_with_phi): Remove.
7901 (dump_referenced_vars): Tidy.
7902 (get_ref_base_and_extent): Allow bare decls.
7903 (collect_dfa_stats): Adjust.
7904 * graphite.c (rename_variables_in_stmt): Adjust.
7905 (graphite_copy_stmts_from_block): Likewise.
7906 (translate_clast): Likewise.
7907 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
7909 (translate_vuse_through_block): Use the oracle.
7910 (phi_translate_1): Adjust.
7911 (value_dies_in_block_x): Use the oracle. Cache the outcome
7913 (valid_in_sets): Check if the VUSE for
7914 a REFERENCE is available.
7915 (eliminate): Do not remove stmts during elimination,
7916 instead queue and remove them afterwards.
7917 (do_pre): Do not rebuild alias info.
7918 (pass_pre): Run TODO_rebuild_alias before PRE.
7919 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
7920 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
7921 (mark_all_v_defs_stmt): Remove.
7922 (mark_all_v_defs_seq): Adjust.
7923 (sra_replace): Likewise.
7924 (scalarize_use): Likewise.
7925 (scalarize_copy): Likewise.
7926 (scalarize_init): Likewise.
7927 (scalarize_ldst): Likewise.
7928 (todoflags): Remove.
7929 (tree_sra): Do not rebuild alias info.
7930 (tree_sra_early): Adjust.
7931 (pass_sra): Run TODO_update_address_taken before SRA.
7932 * tree-predcom.c (set_alias_info): Remove.
7933 (prepare_initializers_chain): Do not call it.
7934 (mark_virtual_ops_for_renaming): Adjust.
7935 (mark_virtual_ops_for_renaming_list): Remove.
7936 (initialize_root_vars): Adjust.
7937 (initialize_root_vars_lm): Likewise.
7938 (prepare_initializers_chain): Likewise.
7939 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
7940 (may_propagate_copy_into_stmt): Likewise.
7941 (merge_alias_info): Do nothing for now.
7942 (propagate_tree_value_into_stmt): Adjust.
7943 (stmt_may_generate_copy): Likewise.
7944 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
7945 not mark symbols for renaming.
7946 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
7947 with the same statement, make sure to update the new pointed-to one.
7948 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
7949 call statements, do not mark symbols for renaming.
7950 (mark_operand_necessary): Dump something.
7951 (ref_may_be_aliased): New function.
7952 (mark_aliased_reaching_defs_necessary_1): New helper function.
7953 (mark_aliased_reaching_defs_necessary): Likewise.
7954 (mark_all_reaching_defs_necessary_1): Likewise.
7955 (mark_all_reaching_defs_necessary): Likewise.
7956 (propagate_necessity): Do not process virtual PHIs. For
7957 non-aliased loads mark all reaching definitions as necessary.
7958 For aliased loads and stores mark the immediate dominating
7959 aliased clobbers as necessary.
7960 (visited): New global static.
7961 (perform_tree_ssa_dce): Free visited bitmap after propagating
7963 (remove_dead_phis): Perform simple dead virtual PHI removal.
7964 (remove_dead_stmt): Properly unlink virtual operands when
7966 (eliminate_unnecessary_stmts): Schedule PHI removal after
7968 * tree-ssa-ter.c (is_replaceable_p): Adjust.
7969 (process_replaceable): Likewise.
7970 (find_replaceable_in_bb): Likewise.
7971 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
7972 based on the single gimple vop.
7973 (verify_flow_insensitive_alias_info): Remove.
7974 (verify_flow_sensitive_alias_info): Likewise.
7975 (verify_call_clobbering): Likewise.
7976 (verify_memory_partitions): Likewise.
7977 (verify_alias_info): Likewise.
7978 (verify_ssa): Adjust..
7979 (execute_update_addresses_taken): Export. Update SSA
7980 manually. Optimize only when optimizing. Use a local bitmap.
7981 (pass_update_address_taken): Remove TODO_update_ssa, add
7983 (pass_update_address_taken): Just use TODO_update_address_taken.
7984 (init_tree_ssa): Do not initialize addressable_vars.
7985 (verify_ssa): Verify new VUSE / VDEF properties.
7986 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
7987 Do not call verify_alias_info.
7988 (delete_tree_ssa): Clear the VUSE, VDEF operands.
7989 Do not free the loaded and stored syms bitmaps. Reset the escaped
7990 and callused solutions. Do not free addressable_vars.
7991 Remove memory-tag related code.
7992 (warn_uninitialized_var): Aliases are always available.
7993 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
7994 * lambda-code.c (can_put_in_inner_loop): Adjust.
7995 (can_put_after_inner_loop): Likewise.
7996 (perfect_nestify): Likewise.
7997 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
7998 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
7999 (vectorizable_conversion): Do not mark symbols for renaming.
8000 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
8001 (expand_call_inline): Unlink the calls virtual operands before
8003 (tree_function_versioning): Do not call update_ssa if we are not
8004 updating clones. Simplify.
8005 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
8006 (propagate_with_phi): Likewise..
8007 * tree-outof-ssa.c (create_temp): Remove memory tag and call
8008 clobber code. Assert we are not aliased or global.
8009 * tree-flow.h: Include tree-ssa-alias.h
8010 (enum escape_type): Remove.
8011 (struct mem_sym_stats_d): Likewise.
8012 (struct mem_ref_stats_d): Likewise.
8013 (struct gimple_df): Add vop member. Remove global_var,
8014 call_clobbered_vars, call_used_vars, addressable_vars,
8015 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
8016 escaped and callused members.
8017 (struct ptr_info_def): Remove all members, add points-to solution
8019 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
8020 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
8021 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
8022 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
8023 (tree-ssa-alias.o): Likewise.
8024 (toplev.o): Add tree-ssa-alias.h
8025 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
8026 * gimple.c (gimple_set_bb): Fix off-by-one error.
8027 (is_gimple_reg): Do not handle memory tags.
8028 (gimple_copy): Also copy virtual operands.
8029 Delay updating the statement. Do not reset loaded and stored syms.
8030 (gimple_set_stored_syms): Remove.
8031 (gimple_set_loaded_syms): Likewise.
8032 (gimple_call_copy_skip_args): Copy the virtual operands
8033 and mark the new statement modified.
8034 * tree-ssa-structalias.c (may_alias_p): Remove.
8035 (set_uids_in_ptset): Take the alias set to prune with as
8036 parameter. Fold in the alias test of may_alias_p.
8037 (compute_points_to_sets): Compute whether a ptr is dereferenced
8039 (process_constraint): Deal with &ANYTHING on the lhs, reject all
8040 other ADDRESSOF constraints on the lhs.
8041 (get_constraint_for_component_ref): Assert that we don't get
8042 ADDRESSOF constraints from the base of the reference.
8043 Properly generate UNKNOWN_OFFSET for DEREF if needed.
8044 (struct variable_info): Remove collapsed_to member.
8045 (get_varinfo_fc): Remove.
8046 (new_var_info): Do not set collapsed_to.
8047 (dump_constraint): Do not follow cycles.
8048 (dump_constraint_graph): Likewise.
8049 (build_pred_graph): Likewise.
8050 (build_succ_graph): Likewise.
8051 (rewrite_constraints): Likewise.
8052 (do_simple_structure_copy): Remove.
8053 (do_rhs_deref_structure_copy): Remove.
8054 (do_lhs_deref_structure_copy): Remove.
8055 (collapse_rest_of_var): Remove.
8056 (do_structure_copy): Re-implement.
8057 (pta_stats): New global variable.
8058 (dump_pta_stats): New function.
8059 (struct constraint_expr): Make offset signed.
8060 (UNKNOWN_OFFSET): Define special value.
8061 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
8062 (solution_set_expand): New helper function split out from ...
8063 (do_sd_constraint): ... here.
8064 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
8065 (do_ds_constraint): Likewise.
8066 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
8067 and CALLUSED = *CALLUSED.
8068 (set_union_with_increment): Make inc argument signed.
8069 (type_safe): Remove.
8070 (get_constraint_for_ptr_offset): Handle unknown and negative
8072 (first_vi_for_offset): Handle offsets before start. Bail
8073 out early for offsets beyond the variable extent.
8074 (first_or_preceding_vi_for_offset): New function.
8075 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
8076 Together with ESCAPED = *ESCAPED this properly computes reachability.
8077 (find_what_var_points_to): New function.
8078 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
8079 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
8080 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
8081 pt_solutions_intersect): New functions.
8082 (compute_call_used_vars): Remove.
8083 (compute_may_aliases): New main entry into PTA computation.
8084 * gimple.h (gimple_p): New typedef.
8085 (struct gimple_statement_base): Remove references_memory_p.
8086 (struct gimple_statement_with_memory_ops_base): Remove
8087 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
8089 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
8090 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
8091 gimple_set_references_memory): Remove.
8092 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
8093 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
8095 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
8096 (verify_expr): Allow RESULT_DECL.
8097 (gimple_duplicate_bb): Do not copy virtual operands.
8098 (gimple_duplicate_sese_region): Adjust.
8099 (gimple_duplicate_sese_tail): Likewise.
8100 (mark_virtual_ops_in_region): Remove.
8101 (move_sese_region_to_fn): Do not call it.
8102 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
8103 and pass_simple_dse.
8104 (execute_function_todo): Handle TODO_update_address_taken,
8105 call execute_update_addresses_taken for TODO_rebuild_alias.
8106 (execute_todo): Adjust.
8107 (execute_one_pass): Init dump files early.
8108 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
8110 (create_general_new_stmt): Clear vops.
8111 * tree-ssa-reassoc.c (get_rank): Adjust.
8112 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
8113 symbols for renaming.
8114 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
8115 (PARAM_AVG_ALIASED_VOPS): Likewise.
8116 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
8117 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
8118 * tree-ssa-operands.c: Simplify for new virtual operand representation.
8119 (operand_build_cmp, copy_virtual_operands,
8120 create_ssa_artificial_load_stmt, add_to_addressable_set,
8121 gimple_add_to_addresses_taken): Remove public functions.
8122 (unlink_stmt_vdef): New function.
8124 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8126 * config.gcc (powerpc-*-linux*): Merge variants.
8128 2009-04-02 Chao-ying Fu <fu@mips.com>
8129 James Grosbach <james.grosbach@microchip.com>
8131 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
8132 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
8134 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
8135 keep_interrupts_masked_p, use_debug_exception_return_p.
8136 (mips_attribute_table): Add interrupt, use_shadow_register_set,
8137 keep_interrupts_masked, use_debug_exception_return.
8138 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
8139 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
8141 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
8142 (mips_print_operand): Process COP0 registers to print $0 .. $31
8143 correctly for GAS to process.
8144 (mips_interrupt_extra_call_saved_reg_p): New function.
8145 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
8147 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
8148 (mips_compute_frame_info): Add supports for interrupt context that
8149 includes doubleword accumulators and COP0 registers.
8150 (mips_for_each_saved_acc): New function.
8151 (mips_for_each_saved_gpr_and_fpr): Change the function name from
8152 mips_for_each_saved_reg.
8153 (mips_save_reg): Save accumulators.
8154 (mips_kernel_reg_p): A new for_each_rtx callback.
8155 (mips_expand_prologue): Support interrupt handlers.
8156 (mips_restore_reg): Restore accumulators.
8157 (mips_expand_epilogue): Support interrupt handlers.
8158 (mips_can_use_return_insn): Return false for interrupt handlers.
8159 (mips_epilogue_uses): New function.
8160 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
8161 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
8162 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
8163 cop0_move): New instructions.
8164 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
8165 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
8167 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
8169 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
8170 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
8171 interrupt handlers, we use K0 as the temporary register.
8172 (EPILOGUE_USES): Change to a function call.
8173 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
8174 handlers, we use K0 as the temporary register.
8176 * doc/extend.texi (Function Attributes): Document interrupt,
8177 use_shadow_register_set, keep_interrupts_masked,
8178 use_debug_exception_return for MIPS attributes.
8180 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8182 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
8183 Remove a number of t-files from tmake_file.
8184 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
8185 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
8186 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
8187 target_prototype, not TARGET_PROTOTYPE.
8188 (LINK_OS_GNU_SPEC): Define.
8189 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
8190 and darwin-ldoubdle.c.
8192 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8195 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
8196 (cpp_options): Ditto.
8197 (default_compilers): Ditto.
8198 (display_help): Ditto.
8199 (process_command): Ditto.
8201 (set_input): Use lbasename instead of duplicate code.
8202 (save_temps_prefix): New static for -save-temps=obj.
8203 (save_temps_length): Ditto.
8205 * doc/invoke.texi (-save-temps=obj): Document new variant to
8208 2009-04-02 Jeff Law <law@redhat.com>
8210 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
8213 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8215 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
8216 * configure: Regenerated.
8218 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8220 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
8221 share the argument list.
8223 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8227 2009-02-12 Diego Novillo <dnovillo@google.com>
8229 * varpool.c (debug_varpool): New.
8230 * cgraph.h (debug_varpool): Declare.
8232 2009-04-02 Jan Hubicka <jh@suse.cz>
8234 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
8237 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8239 * config/i386/i386.c (ix86_abi): Move initialization to ...
8240 (override_options): Here.
8242 2009-04-02 Christian Bruel <christian.bruel@st.com>
8244 * config/sh/sh.c (sh_dwarf_register_span): New function.
8245 (TARGET_DWARF_REGISTER_SPAN): Define.
8246 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
8248 2009-04-02 Ira Rosen <irar@il.ibm.com>
8250 PR tree-optimization/39595
8251 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
8252 interleaved loads group is not greater than the SLP group size.
8254 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8256 * builtins.c (is_builtin_name): New.
8257 (called_as_built_in): Use is_builtin_name.
8258 * tree.h (is_builtin_name): New.
8259 * varasm.c (incorporeal_function_p): Use is_builtin_name
8261 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
8263 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
8265 2009-04-02 Dodji Seketeli <dodji@redhat.com>
8268 * c-decl.c (clone_underlying_type): Move this ...
8269 * c-common.c (set_underlying_type): ... here.
8270 Also, make sure the function properly sets TYPE_STUB_DECL() on
8271 the newly created typedef variant type.
8272 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
8273 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
8276 2009-04-02 Richard Guenther <rguenther@suse.de>
8278 PR tree-optimization/37221
8279 * tree-flow.h (degenerate_phi_result): Declare.
8280 * tree-ssa-dom.c (degenerate_phi_result): Export.
8281 * tree-scalar-evolution.c (analyze_initial_condition): If
8282 the initial condition is defined by a degenerate PHI node
8283 use the degenerate value.
8285 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
8287 PR rtl-optimization/39588
8288 * combine.c (merge_outer_ops): Do not set the constant when this
8290 (simplify_shift_const_1): Do not modify it either in this case.
8292 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
8294 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
8295 tuning is deprecated if -mtune value is set to an Itanium1 variant.
8297 2009-04-01 Janis Johnson <janis187@us.ibm.com>
8300 * c-lex.c (interpret_float): Default (no suffix) is double.
8302 2009-04-1 Xinliang David Li <davidxl@google.com>
8304 * config/i386/i386.c (legitimate_constant_p): Recognize
8305 all one vector constant.
8307 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8309 * config/vax/vax.c: Add #includes to silence warnings.
8310 Change #include order to silence two warnings.
8312 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8314 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
8315 (ASM_SPEC): Pass -k to the assembler for PIC code.
8317 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8319 * config.gcc: Add vax-*-linux* to the switch.
8320 * config/vax/linux.h: New file. (TARGET_VERSION,
8321 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
8323 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8325 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
8326 Use predicate macros instead of GET_CODE() == foo.
8327 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
8328 ashlsi3, rotrsi3, <unnamed>): Likewise.
8330 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8332 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
8333 jbbccihi, jbbccisi): Remova trailing whitespace.
8334 * config/vax/constraints.md: Likewise.
8335 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8336 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
8337 * config/vax/predicates.md: Likewise.
8338 * config/vax/vax.c (print_operand_address, vax_output_int_move,
8339 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
8340 * config/vax/vax.h: Likewise.
8341 * config/vax/vax.md (nonlocal_goto): Likewise.
8343 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8345 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
8346 (indirectable_address_p, adjacent_operands_p): Add spaces around
8348 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
8350 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8352 * config/vax/vax.c (legitimate_constant_address_p,
8353 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
8354 index_term_p, reg_plus_index_p, legitimate_address_p,
8355 vax_mode_dependent_address_p): Update comments to match functions
8356 modified by the recent int->bool conversion.
8358 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8360 * config/vax/builtins.md: Update copyright message.
8361 * config/vax/constraints.md: Likewise.
8362 * config/vax/netbsd-elf.h: Likewise.
8363 * config/vax/predicates.md: Likewise.
8364 * config/vax/vax-protos.h: Likewise.
8365 * config/vax/vax.c: Likewise.
8366 * config/vax/vax.h: Likewise.
8367 * config/vax/vax.md: Likewise.
8368 * config/vax/vax.opt: Likewise.
8370 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8372 * config/vax/builtins.md (ffssi2, ffssi2_internal,
8373 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
8374 * config/vax/constraints.md (B, R): Likewise.
8375 * config/vax/predicates.md (external_memory_operand,
8376 nonimmediate_addsub_di_operand): Likewise.
8377 * config/vax/vax.c (vax_output_int_add): Likewise.
8378 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
8379 untyped_call): Likewise.
8381 2009-04-01 Matt Thomas <matt@3am-software.com>
8383 * config/vax/predicates.md: New file.
8384 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
8385 external_const_operand, nonsymbolic_operand, external_memory_operand,
8386 indirect_memory_operand, indexed_memory_operand,
8387 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
8388 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
8390 * config/vax/constraints.md: New file.
8391 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
8393 * config/vax/builtins.md: New file.
8394 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
8395 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
8397 * config/vax/vax.opt (mqmath): Add option.
8398 * config/vax/vax.md (isfx): Extend with DI.
8399 (VAXintQH, VAXintQHSD): Define.
8400 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
8401 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
8402 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
8403 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
8404 (movdi): Update constraints and use vax_output_int_move().
8405 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
8406 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
8407 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
8408 nonlocal_goto): New.
8409 (mov<mode>): Extend accepted operand types.
8410 (subdi3_old): Rename from subdi3, change update constraints and use
8411 a new implementation.
8412 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
8413 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
8414 MOVE_RATIO, CLEAR_RATIO): Define.
8415 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
8416 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
8417 (PRINT_OPERAND): Redefine using a function instead of inlined code.
8418 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
8419 (split_quadword_operands): Make static and really allow variable
8421 (print_operand_address): Update for PIC generation.
8422 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
8423 indexable_address_p, fixup_mathdi_operand,
8424 vax_expand_addsub_di_operands, adjacent_operands_p): New.
8425 (vax_float_literal, legitimate_constant_p,
8426 indirectable_constant_address_p, index_term_p,
8427 reg_plus_index_p): Return bool instead of int.
8428 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
8430 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
8432 (vax_output_conditional_branch): Indent.
8433 (legitimate_constant_address_p, indirectable_constant_address_p,
8434 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
8435 vax_mode_dependent_address_p): Return bool instead of int, update for
8437 * config/vax/vax-protos.h (legitimate_constant_address_p,
8438 legitimate_constant_p, legitimate_address_p,
8439 vax_mode_dependent_address_p): Change declaration to bool.
8440 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
8441 vax_expand_addsub_di_operands, vax_output_int_subtract,
8442 vax_output_movmemsi): Declare.
8443 (split_quadword_operands, vax_float_literal): Delete declaration.
8444 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
8445 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
8446 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
8447 ASM_OUTPUT_DWARF_PCREL): Define.
8448 (ASM_SPEC): Change definition to allow PIC generation.
8450 2009-04-01 Steve Ellcey <sje@cup.hp.com>
8452 * doc/sourcebuild.texi: Update front-end requirements.
8454 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8457 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
8458 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
8459 (booldi3_internal3): Use boolean_or_operator instead of
8462 2009-04-01 Joseph Myers <joseph@codesourcery.com>
8465 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
8466 declarator whose size is not an integer constant expression but
8467 folds to an integer constant, then treat it as a constant
8470 2009-04-01 Richard Guenther <rguenther@suse.de>
8472 * fold-const.c (fold_plusminus_mult_expr): Do not fold
8473 i * 4 + 2 to (i * 2 + 1) * 2.
8475 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8478 * c-parser.c (c_parser_asm_statement): Skip until close paren and
8479 return if c_parser_asm_string_literal returned NULL.
8481 2009-04-01 Nick Clifton <nickc@redhat.com>
8483 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
8485 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
8486 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
8487 other typedefs to avoid conflicts with libgcc2.c. Define labels
8488 to gain 16-bit bit-manipulation functions from libgcc2.c and then
8490 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
8491 to gain 16-bit trapping arithmetic functions from libgcc2.c and
8494 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
8496 * varasm.c (default_function_rodata_section): Declare DOT as
8499 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
8500 Andrey Galkin <agalkin@hypercom.com>
8503 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
8504 Make object_name unique for each process.
8506 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8509 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
8510 addressable variables in the parallel that could go out of scope while
8511 running queued tasks.
8513 2009-04-01 Anatoly Sokolov <aesok@post.ru>
8515 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
8516 (CASE_VALUES_THRESHOLD): Redefine.
8517 * config/avr/avr.c (avr_override_options): Remove initialization of
8518 avr_case_values_threshold variable.
8519 (avr_case_values_threshold): Remove variable. Add new function.
8520 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
8521 * config/avr/avr.opt (mno-tablejump): Remove option.
8522 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
8524 2009-04-01 DJ Delorie <dj@redhat.com>
8526 * varasm.c (default_function_rodata_section): Don't assume
8527 anything about where the first '.' in the section name is.
8529 2009-04-01 Alan Modra <amodra@bigpond.net.au>
8531 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
8532 rs6000_emit_stack_tie.
8534 2009-03-31 Ian Lance Taylor <iant@google.com>
8536 * tree-eh.c (tree_remove_unreachable_handlers): Compare
8537 gimple_code with GIMPLE_RESX, not RESX.
8539 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8541 * c-common.c (c_get_ident): New.
8542 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
8544 2009-04-01 Ben Elliston <bje@au.ibm.com>
8546 * config/rs6000/sysv4.opt (msdata): Improve option description.
8548 2009-03-31 Steve Ellcey <sje@cup.hp.com>
8550 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
8551 (divdf3_internal_lat): Remove.
8552 (divxf3_internal_lat): Remove.
8553 (divxf3_internal_thr): Remove.
8554 (divxf): Use divxf3_internal.
8555 * config/ia64/div.md (divsf3_internal_lat): New.
8556 (divdf3_internal_lat): New.
8557 (divxf3_internal): New.
8559 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8562 * Makefile.in (USE_GCC_STDINT): Define.
8563 (stmp-int-hdrs): Install stdint.h if applicable.
8564 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
8566 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
8567 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
8568 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8569 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8570 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8571 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8572 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8573 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8574 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8575 (c_common_nodes_and_builtins): Initialize
8576 underlying_wchar_type_node. Do not initialize
8577 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
8578 nodes for new types.
8579 (c_stddef_cpp_builtins): Define macros for new types.
8580 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
8582 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
8583 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
8584 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
8585 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
8586 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
8587 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
8588 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
8589 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
8590 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
8591 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
8592 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
8593 int16_type_node, int32_type_node, int64_type_node,
8594 uint8_type_node, uint16_type_node, c_uint32_type_node,
8595 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
8596 int_least32_type_node, int_least64_type_node,
8597 uint_least8_type_node, uint_least16_type_node,
8598 uint_least32_type_node, uint_least64_type_node,
8599 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
8600 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
8601 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
8602 uintptr_type_node): Define.
8603 * c-cppbuiltin.c (builtin_define_constants,
8604 builtin_define_type_minmax): New.
8605 (builtin_define_stdint_macros): Define more macros.
8606 (c_cpp_builtins): Define more limit macros.
8608 (builtin_define_type_max): Define in terms of
8609 builtin_define_type_minmax. Remove is_long parameter. All
8611 * config.gcc (use_gcc_stdint): Define.
8612 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
8613 Add newlib-stdint.h for generic targets.
8614 * config/glibc-stdint.h, config/newlib-stdint.h,
8615 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
8616 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
8617 * config/score/score.h (UINTPTR_TYPE): Define.
8618 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8619 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8620 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8621 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8622 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8623 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8624 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8625 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8626 * config/spu/spu.h (STDINT_LONG32): Define.
8627 * configure.ac (use_gcc_stdint): Substitute.
8628 * configure: Regenerate.
8629 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
8630 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
8631 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
8632 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
8633 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
8634 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
8635 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
8636 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
8637 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
8638 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
8639 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
8640 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
8641 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
8642 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
8643 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
8644 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
8645 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
8646 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
8647 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
8648 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
8649 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
8650 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
8651 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8652 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8653 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8654 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8655 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8656 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8657 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
8659 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
8661 * loop-iv.c (suitable_set_for_replacement): Renamed from
8662 simplify_using_assignment; changed to return bool and to accept new
8663 args DEST and SRC. Return true iff we find a source/destination pair
8664 that can be used to make a replacement, and fill SRC and DEST if so.
8665 Remove arg ALTERED. Don't deal with altered regs here. All callers
8667 (simplify_using_initial_values): Deal with altered regs here and track
8668 more precisely the effect they have on the validity of our expression.
8670 * loop-iv.c (simplify_using_condition): A condition of the form
8671 (EQ REG CONST) can be used to simply make a substitution.
8672 (simplify_using_initial_values): Keep track of conditions we have seen
8673 and keep using them to simplify new expressions, while applying the
8674 same substitutions to them as to the expression.
8676 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8677 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
8680 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
8681 changed. Use this when trying to improve the upper bound.
8682 Generate the comparison by using simplify_gen_relational.
8684 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
8686 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
8688 (simplify_using_assignment, simplify_using_initial_values): Call
8689 replace_in_expr to make replacements. Call replace_single_def_regs
8690 once on the initial version of the expression.
8692 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8695 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
8697 2009-03-31 Richard Guenther <rguenther@suse.de>
8700 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
8701 equality comparisons. Fold C - X CMP X if C % 2 == 1.
8703 2009-03-31 Richard Guenther <rguenther@suse.de>
8705 * tree.h (div_if_zero_remainder): Declare.
8706 * fold-const.c (div_if_zero_remainder): Export.
8707 * tree-ssa-forwprop.c
8708 (forward_propagate_addr_into_variable_array_index): Handle
8709 constant array index addition outside of the variable index.
8711 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8714 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
8715 define_splits, floatunssi<mode>2): Require x87 conversions from
8716 DImode to be permitted.
8718 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8720 PR preprocessor/15638
8721 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
8723 2009-03-31 Richard Guenther <rguenther@suse.de>
8727 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
8728 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
8729 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
8730 a separate statement.
8731 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
8732 (lookup_tmp_var): Likewise.
8733 (is_gimple_formal_tmp_or_call_rhs): Remove.
8734 (is_gimple_reg_or_call_rhs): Rename to ...
8735 (is_gimple_reg_rhs_or_call): ... this.
8736 (is_gimple_mem_or_call_rhs): Rename to ...
8737 (is_gimple_mem_rhs_or_call): ... this.
8738 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
8739 DECL_GIMPLE_REG_P only if is_formal is true.
8740 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
8741 for non-proper post-modify expression gimplification.
8742 (gimplify_self_mod_expr): For post-modify expressions gimplify
8743 the lvalue to a minimal lvalue.
8744 (rhs_predicate_for): Remove formal temp case.
8745 (gimplify_modify_expr_rhs): Likewise.
8746 (gimplify_addr_expr): Use is_gimple_reg.
8747 (gimplify_expr): Remove formal temp cases.
8748 (gimple_regimplify_operands): Likewise.
8749 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
8750 and FILTER_EXPR like constants.
8751 * gimple.c (walk_gimple_op): Fix val_only initialization, use
8753 (is_gimple_formal_tmp_rhs): Remove.
8754 (is_gimple_reg_rhs): Remove special casing.
8755 (is_gimple_mem_rhs): Fix.
8756 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
8757 (is_gimple_formal_tmp_var): Remove.
8758 (is_gimple_formal_tmp_reg): Likewise.
8759 (is_gimple_min_lval): Allow invariant component ref parts.
8760 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
8761 is_gimple_formal_tmp_reg): Remove declarations.
8762 * tree-cfg.c (verify_expr): Verify that variables with address
8763 taken do not have DECL_GIMPLE_REG_P set.
8764 * tree-mudflap.c (mf_build_check_statement_for): Use
8765 force_gimple_operand instead of gimplify_expr.
8767 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
8769 * modulo-sched.c (sms_schedule_by_order): Pass the actual
8770 schedulable rows to compute_split_row.
8772 2009-03-31 Ben Elliston <bje@au.ibm.com>
8775 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
8778 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8780 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
8781 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
8782 * configure: Regenerate.
8783 * config.in: Regenerate.
8784 * config/rs6000/rs6000.opt (mtls-markers): Add.
8785 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
8786 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
8787 (tls_ld_aix, tls_ld_sysv): Likewise.
8788 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
8789 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
8791 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8793 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
8795 2009-03-30 Jan Hubicka <jh@suse.cz>
8797 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
8799 (tree_remove_unreachable_handlers): Cleanup EH predecestor
8800 detection and label handling.
8802 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8804 * ira-int.h (ira_allocno): Rename left_conflicts_num to
8805 left_conflicts_size.
8806 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
8807 ALLOCNO_LEFT_CONFLICTS_SIZE.
8809 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
8810 remove_allocno_from_bucket_and_push,
8811 allocno_spill_priority_compare, push_allocnos_to_stack,
8812 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
8813 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
8814 (setup_allocno_left_conflicts_num): Ditto. Rename to
8815 setup_allocno_left_conflicts_size.
8816 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
8817 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
8818 setup_allocno_left_conflicts_size instead of
8819 setup_allocno_left_conflicts_num.
8821 * ira-build.c (ira_create_allocno): Use
8822 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
8823 ALLOCNO_LEFT_CONFLICTS_NUM.
8825 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8827 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
8828 instead of DF_LR_OUT.
8830 * ira-lives.c (process_bb_node_lives): Ditto.
8832 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
8833 instead of DF_LR_{OUT,IN}.
8835 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
8837 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
8839 2009-03-30 Jan Hubicka <jh@suse.cz>
8841 * except.c (label_to_region_map): Fix thinko.
8843 2009-03-30 Steve Ellcey <sje@cup.hp.com>
8846 * tree.h (tree_find_value): New declaration.
8847 * tree.c (tree_find_value): New function.
8848 * varasm.c (assemble_external): Avoid duplicate entries on lists.
8850 2009-03-30 Jakub Jelinek <jakub@redhat.com>
8853 * c-decl.c (struct c_binding): Add locus field.
8854 (bind): Add locus argument, set locus field from it.
8855 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
8856 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
8857 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
8858 implicitly_declare, undeclared_variable, lookup_label,
8859 declare_label, c_make_fname_decl, c_builtin_function,
8860 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
8863 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
8866 * config/i386/i386.c (classify_argument): Check total size of
8869 2009-03-30 Martin Jambor <mjambor@suse.cz>
8871 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
8872 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
8873 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
8876 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
8877 seen_variable_array_ref while also traversing a union.
8879 * tree-inline.c (optimize_inline_calls): Do not call
8880 cgraph_node_remove_callees.
8881 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
8882 (pass_remove_cgraph_callee_edges): New variable.
8883 * passes.c (init_optimization_passes): Add
8884 pass_remove_cgraph_callee_edges after early inlining and before all
8885 late intraprocedural passes.
8887 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
8889 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8891 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
8894 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8896 * combine.c (simplify_comparison): Use have_insn_for.
8897 * dojump.c (do_jump): Likewise.
8899 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8901 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
8902 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
8903 sparc_compare_op0 like sparc_compare_emitted used to be handled.
8904 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
8905 instead of sparc_compare_emitted.
8906 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
8907 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
8908 instead of sparc_compare_emitted.
8910 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8912 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
8913 enter/exit cfglayout mode.
8914 (pass_partition_block): Require it.
8915 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
8916 (combine_instructions): Track basic blocks instead of labels.
8917 (update_cfg_for_uncondjump): New.
8918 (try_combine): Use it. Update jumps after rescanning.
8919 (pass_combine): Require PROP_cfglayout.
8920 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
8922 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8924 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
8925 Provide/destroy PROP_cfglayout respectively.
8926 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
8927 * tree-pass.h (PROP_cfglayout): New.
8929 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8931 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
8932 fold_convert_const_fixed_from_fixed,
8933 fold_convert_const_fixed_from_int,
8934 fold_convert_const_fixed_from_real, fold_negate_const): Do not
8935 set TREE_CONSTANT_OVERFLOW.
8936 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
8937 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
8939 2009-03-30 Ira Rosen <irar@il.ibm.com>
8941 * tree-vect-loop-manip.c: New file.
8942 * tree-vectorizer.c: Update documentation and included files.
8943 (vect_loop_location): Make extern.
8944 (rename_use_op): Move to tree-vect-loop-manip.c
8945 (rename_variables_in_bb, rename_variables_in_loop,
8946 slpeel_update_phis_for_duplicate_loop,
8947 slpeel_update_phi_nodes_for_guard1,
8948 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
8949 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
8950 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
8951 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
8952 find_loop_location): Likewise.
8953 (new_stmt_vec_info): Move to tree-vect-stmts.c.
8954 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
8955 get_vectype_for_scalar_type, vect_is_simple_use,
8956 supportable_widening_operation, supportable_narrowing_operation):
8958 (bb_in_loop_p): Move to tree-vect-loop.c.
8959 (new_loop_vec_info, destroy_loop_vec_info,
8960 reduction_code_for_scalar_code, report_vect_op,
8961 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
8962 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
8963 (vect_supportable_dr_alignment): Likewise.
8964 * tree-vectorizer.h (tree-data-ref.h): Include.
8965 (vect_loop_location): Declare.
8966 Reorganize function declarations according to the new file structure.
8967 * tree-vect-loop.c: New file.
8968 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
8969 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
8970 * tree-vect-data-refs.c: New file.
8971 * tree-vect-patterns.c (timevar.h): Don't include.
8972 * tree-vect-stmts.c: New file.
8973 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
8974 tree-vect-slp.c, tree-vect-loop.c.
8975 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
8976 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
8977 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
8978 (tree-vect-analyze.o): Remove.
8979 (tree-vect-transform.o): Likewise.
8980 (tree-vect-data-refs.o): Add rule.
8981 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
8982 tree-vect-slp.o): Likewise.
8983 (tree-vect-patterns.o): Remove redundant dependencies.
8984 (tree-vectorizer.o): Likewise.
8985 * tree-vect-slp.c: New file.
8987 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8989 * optc-gen.awk: Warn if an option flag has multiple different
8992 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
8994 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
8995 -floop-block): Document dependences on PPL, CLooG and Graphite.
8997 2009-03-30 Joseph Myers <joseph@codesourcery.com>
8999 PR rtl-optimization/323
9000 * c-common.c (c_fully_fold, convert_and_check,
9001 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
9002 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
9003 * c-common.def (EXCESS_PRECISION_EXPR): New.
9004 * c-cppbuiltin.c (builtin_define_float_constants): Define
9005 constants with enough digits for long double.
9006 * c-lex.c (interpret_float): Interpret constant with excess
9007 precision where appropriate.
9008 * c-opts.c (c_common_post_options): Set
9009 flag_excess_precision_cmdline. Give an error for
9010 -fexcess-precision=standard for C++ for processors where the
9011 option is significant.
9012 * c-parser.c (c_parser_conditional_expression): Handle excess
9013 precision in condition.
9014 * c-typeck.c (convert_arguments): Handle arguments with excess
9016 (build_unary_op): Move excess precision outside operation.
9017 (build_conditional_expr): Likewise.
9018 (build_compound_expr): Likewise.
9019 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
9020 (build_modify_expr): Handle excess precision in RHS.
9021 (convert_for_assignment): Handle excess precision in converted
9023 (digest_init, output_init_element, process_init_element): Handle
9024 excess precision in initializer.
9025 (c_finish_return): Handle excess precision in return value.
9026 (build_binary_op): Handle excess precision in operands and add
9027 excess precision as needed for operation.
9028 * common.opt (-fexcess-precision=): New option.
9029 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
9030 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
9031 For standard excess precision, output explicit conversion to and
9032 truncation from XFmode.
9033 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
9034 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
9035 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
9036 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
9037 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
9038 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
9039 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
9040 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
9041 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
9042 define_splits, sqrt<mode>2): Disable where appropriate for
9043 standard excess precision.
9044 * convert.c (convert_to_real): Do not shorten arithmetic to type
9045 for which excess precision would be used.
9046 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
9047 * doc/invoke.texi (-fexcess-precision=): Document option.
9048 (-mfpmath=): Correct index entry.
9049 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
9050 flag_excess_precision): New.
9051 * langhooks.c (lhd_post_options): Set
9052 flag_excess_precision_cmdline.
9053 * opts.c (common_handle_option): Handle -fexcess-precision=.
9054 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
9055 init_excess_precision): New.
9056 (lang_dependent_init_target): Call init_excess_precision.
9057 * tree.c (excess_precision_type): New.
9058 * tree.h (excess_precision_type): Declare.
9060 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9063 * c-typeck.c (build_component_ref): Do not copy qualifiers from
9064 non-lvalue to component.
9066 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9068 PR preprocessor/34695
9069 * Makefile.in (c-opts.o): Depend on c-tree.h.
9070 * c-common.c: Move down include of diagnostic.h.
9071 (done_lexing, c_cpp_error): New.
9072 * c-common.h (done_lexing): Declare.
9073 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
9075 * c-opts.c: Include c-tree.h.
9076 (c_common_init_options): Set preprocessor error callback.
9077 (c_common_handle_option): Do not set preprocessor
9078 inhibit_warnings, warnings_are_errors, warn_system_headers,
9079 pedantic_errors or inhibit_warnings flags.
9080 (c_common_post_options): Do not check cpp_errors (parse_in).
9081 (c_common_finish): Do not output dependencies if there were
9082 errors. Do not check return value of cpp_finish.
9083 * c-ppoutput.c (pp_file_change): Set input_location.
9084 * c-tree.h (c_cpp_error): Declare.
9085 * diagnostic.c (diagnostic_set_info_translated): Also initialize
9087 (diagnostic_build_prefix): Check override_column.
9088 * diagnostic.h (diagnostic_info): Add override_column field.
9089 (diagnostic_override_column): Define.
9091 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
9093 * c-common.c (c_expand_expr, c_staticp): Remove.
9094 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
9095 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
9096 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
9097 * c-gimplify.c (gimplify_compound_literal_expr,
9098 optimize_compound_literals_in_ctor): Remove.
9099 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
9100 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
9101 * c-semantics.c (emit_local_var): Remove.
9103 * langhooks-def.h (lhd_expand_expr): Remove.
9104 * langhooks.c (lhd_expand_expr): Remove.
9105 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
9107 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
9108 handling from c-semantics.c; don't call into langhook.
9109 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
9110 * gimplify.c (gimplify_compound_literal_expr,
9111 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
9112 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
9113 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
9114 as was done in c-gimplify.c.
9115 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
9116 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
9117 Move from c-common.h.
9118 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
9120 * tree.c (staticp): Do not call langhook.
9121 * langhooks.c (lhd_staticp): Delete.
9122 * langhooks-def.h (lhd_staticp): Delete prototype.
9123 (LANG_HOOKS_STATICP): Delete.
9124 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
9126 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
9127 instead of DECL_STMTs.
9129 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9137 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
9139 (fold_call_expr): Return a NOP_EXPR from folding rather than the
9140 contained expression.
9141 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
9142 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
9143 conditional expressions for C.
9144 (decl_constant_value_for_optimization): Move from
9145 decl_constant_value_for_broken_optimization in c-typeck.c. Check
9146 whether optimizing and that the expression is a VAR_DECL not of
9147 array type instead of doing such checks in the caller. Do not
9148 check pedantic. Call gcc_unreachable for C++.
9149 * c-common.def (C_MAYBE_CONST_EXPR): New.
9150 * c-common.h (c_fully_fold, c_save_expr,
9151 decl_constant_value_for_optimization): New prototypes.
9152 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
9153 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
9154 EXPR_INT_CONST_OPERANDS): Define.
9155 * c-convert.c (convert): Strip nops from expression.
9156 * c-decl.c (groktypename): Take extra parameters expr and
9157 expr_const_operands. Update call to grokdeclarator.
9158 (start_decl): Update call to grokdeclarator. Add statement for
9159 expressions used in type of decl.
9160 (grokparm): Update call to grokdeclarator.
9161 (push_parm_decl): Update call to grokdeclarator.
9162 (build_compound_literal): Add parameter non_const and build a
9163 C_MAYBE_COSNT_EXPR if applicable.
9164 (grokdeclarator): Take extra parameters expr and
9165 expr_const_operands. Track expressions used in declaration
9166 specifiers and declarators. Fold array sizes and track whether
9167 they are constant expressions and whether they are integer
9168 constant expressions.
9169 (parser_xref_tag): Set expr and expr_const_operands fields in
9171 (grokfield): Update call to grokdeclarator.
9172 (start_function): Update call to grokdeclarator.
9173 (build_null_declspecs): Set expr and expr_const_operands fields in
9175 (declspecs_add_type): Handle expressions in typeof specifiers.
9176 * c-parser.c (c_parser_declspecs): Set expr and
9177 expr_const_operands fields for declaration specifiers.
9178 (c_parser_enum_specifier): Likewise.
9179 (c_parser_struct_or_union_specifier): Likewise.
9180 (c_parser_typeof_specifier): Likewise. Update call to
9181 groktypename. Fold expression as needed. Return expressions with
9182 type instead of adding statements.
9183 (c_parser_attributes): Update calls to c_parser_expr_list.
9184 (c_parser_statement_after_labels): Fold expression before passing
9185 to objc_build_throw_stmt.
9186 (c_parser_condition): Fold expression.
9187 (c_parser_asm_operands): Fold expression.
9188 (c_parser_conditional_expression): Use c_save_expr. Update call
9189 to build_conditional_expr.
9190 (c_parser_alignof_expression): Update call to groktypename.
9191 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
9192 original_code. Fold expression argument of va_arg. Create
9193 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
9194 argument to va_arg. Update calls to groktypename. Fold array
9195 index for offsetof. Verify that first argument to
9196 __builtin_choose_expr has integer type.
9197 (c_parser_postfix_expression_after_paren_type): Update calls to
9198 groktypename and build_compound_literal. Handle expressions with
9199 side effects in type name.
9200 (c_parser_postfix_expression_after_primary): Update call to
9201 c_parser_expr_list. Set original_code for calls to
9202 __builtin_constant_p.
9203 (c_parser_expr_list): Take extra parameter fold_p. Fold
9204 expressions if requested.
9205 (c_parser_objc_type_name): Update call to groktypename.
9206 (c_parser_objc_synchronized_statement): Fold expression.
9207 (c_parser_objc_receiver): Fold expression.
9208 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
9209 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
9210 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
9211 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
9212 (struct c_typespec): Add elements expr and expr_const_operands.
9213 (struct c_declspecs): Add elements expr and expr_const_operands.
9214 (groktypename, build_conditional_expr, build_compound_literal):
9216 (in_late_binary_op): Declare.
9217 * c-typeck.c (note_integer_operands): New function.
9218 (in_late_binary_op): New variable.
9219 (decl_constant_value_for_broken_optimization): Move to c-common.c
9220 and rename to decl_constant_value_for_optimization.
9221 (default_function_array_conversion): Do not strip nops.
9222 (default_conversion): Do not call
9223 decl_constant_value_for_broken_optimization.
9224 (build_array_ref): Do not fold result.
9225 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
9226 result when operand is a VLA.
9227 (c_expr_sizeof_type): Update call to groktypename. Handle
9228 expressions included in type name. Use C_MAYBE_CONST_EXPR for
9229 result when operand names a VLA type.
9230 (build_function_call): Update call to build_compound_literal.
9231 Only fold result for calls to __builtin_* functions. Strip
9232 NOP_EXPR from INTEGER_CST returned from such functions. Fold
9233 the function designator.
9234 (convert_arguments): Fold arguments. Update call to
9235 convert_for_assignment.
9236 (build_unary_op): Handle increment and decrement of
9237 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
9238 decrement earlier. Fold operand of increment and decrement.
9239 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
9240 built for integer operand. Wrap returns that are INTEGER_CSTs
9241 without being integer constant expressions or that have integer
9242 constant operands without being INTEGER_CSTs.
9243 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
9244 (build_conditional_expr): Add operand ifexp_bcp. Track whether
9245 result is an integer constant expression or can be used in
9246 unevaluated parts of one and avoid folding and wrap as
9247 appropriate. Fold operands before possibly doing -Wsign-compare
9249 (build_compound_expr): Wrap result for C99 if operands can be used
9250 in integer constant expressions.
9251 (build_c_cast): Update call to digest_init. Do not ignore
9252 overflow from casting floating-point constants to integers. Wrap
9253 results that could be confused with integer constant expressions,
9254 null pointer constants or floating-point constants.
9255 (c_cast_expr): Update call to groktypename. Handle expressions
9256 included in type name.
9257 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
9258 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
9259 Update calls to convert_for_assignment.
9260 (convert_for_assignment): Take new parameter
9261 null_pointer_constant. Do not strip nops or call
9262 decl_constant_value_for_broken_optimization. Set
9263 in_late_binary_op for conversions to boolean.
9264 (store_init_value): Update call to digest_init.
9265 (digest_init): Take new parameter null_pointer_constant. Do not
9266 call decl_constant_value_for_broken_optimization. pedwarn for
9267 initializers not constant expressions. Update calls to
9268 convert_for_assignment.
9269 (constructor_nonconst): New.
9270 (struct constructor_stack): Add nonconst element.
9271 (really_start_incremental_init, push_init_level, pop_init_level):
9272 Handle constructor_nonconst and nonconst element.
9273 (set_init_index): Call constant_expression_warning for array
9275 (output_init_element): Fold value. Set constructor_nonconst as
9276 applicable. pedwarn for initializers not constant expressions.
9277 Update call to digest_init. Call constant_expression_warning
9278 where constant initializers are required.
9279 (process_init_element): Use c_save_expr.
9280 (c_finish_goto_ptr): Fold expression.
9281 (c_finish_return): Fold return value. Update call to
9282 convert_for_assignment.
9283 (c_start_case): Fold switch expression.
9284 (c_process_expr_stmt): Fold expression.
9285 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
9286 ensure statement expression is not evaluated in constant expression.
9287 (build_binary_op): Track whether results are integer constant
9288 expressions or may occur in such, disable folding and wrap results
9289 as applicable. Fold operands for -Wsign-compare warnings unless
9291 (c_objc_common_truthvalue_conversion): Handle results folded to
9292 integer constants that are not integer constant expressions.
9293 * doc/extend.texi: Document when typeof operands are evaluated,
9294 that condition of __builtin_choose_expr is an integer constant
9295 expression, and more about use of __builtin_constant_p in
9298 2009-03-29 Richard Guenther <rguenther@suse.de>
9300 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
9301 propagate addresses of array references.
9303 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
9305 * regmove.c (perhaps_ends_bb_p): Remove.
9306 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
9307 from INSN and check that the main loop stays within that basic block.
9308 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
9309 (regmove_forward_pass): Split out from regmove_optimize. Use
9310 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
9311 (regmove_backward_pass): Split out from regmove_optimize. Use
9312 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
9313 (regmove_optimize): Simplify.
9315 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9318 * config/i386/i386.c (classify_argument): Ignore flexible array
9319 member in struct and warn ABI change.
9321 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9323 * config/i386/i386-protos.h (ix86_agi_dependent): New.
9325 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
9326 (ix86_adjust_cost): Updated.
9328 2009-03-29 Jan Hubicka <jh@suse.cz>
9331 * tree-pass.h (pass_cleanup_eh): New function.
9332 (remove_unreachable_regions): Break code handling RTL
9333 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
9334 that can not be reached by runtime.
9335 (can_be_reached_by_runtime): New function.
9336 (label_to_region_map): New function.
9337 (num_eh_regions): New function.
9338 (rtl_remove_unreachable_regions): New function.
9339 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
9340 (remove_eh_region): New function.
9341 * except.h: Include sbitmap and vecprim.
9342 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
9343 num_eh_regions): Declare.
9344 * passes.c (init_optimization_passes): Schedule cleanup_eh.
9345 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
9346 * tree-eh.c (tree_remove_unreachable_handlers): New function.
9347 (tree_empty_eh_handler_p): New function.
9348 (cleanup_empty_eh): New function.
9349 (cleanup_eh): New function.
9350 (pass_cleanup_eh): New function.
9352 2009-03-29 Jan Hubicka <jh@suse.cz>
9354 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
9355 for removed regions.
9357 2009-03-29 Jan Hubicka <jh@suse.cz>
9359 * except.c (dump_eh_tree): Dump all datastructures.
9361 2009-03-29 Jan Hubicka <jh@suse.cz>
9363 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
9364 (duplicate_eh_regions_1): Likewise.
9365 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
9366 vector; call EH verification.
9367 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9368 Be ready for region being removed.
9370 2009-03-29 Jan Hubicka <jh@suse.cz>
9372 * bitmap.c (bitmap_last_set_bit): New function.
9373 * bitmap.h (bitmap_last_set_bit): Declare.
9375 2009-03-29 David Ayers <ayers@fsfe.org>
9378 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
9379 by calling objc_compare_types and surpress warnings about
9380 incompatible C pointers that are compatible ObjC pointers.
9382 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
9384 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
9385 call initialize_inline_failed.
9386 (initialize_inline_failed): Move it from here ...
9387 * cgraph.c (initialize_inline_failed): ... to here.
9388 (cgraph_create_edge): Call initialize_inline_failed rather than
9389 setting inline_failed directly.
9391 2009-03-29 Ben Elliston <bje@au.ibm.com>
9394 * sysv4.opt (msdata): Improve comment.
9395 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
9396 * sysv4.h (SVR4_ASM_SPEC): Likewise.
9398 2009-03-29 Ben Elliston <bje@au.ibm.com>
9401 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
9402 load and store attributes.
9404 2009-03-29 Ben Elliston <bje@au.ibm.com>
9406 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
9407 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
9408 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
9409 * doc/extend.texi (X86 Built-in Functions): Add index entries for
9410 __builtin_infq and __builtin_huge_valq.
9412 2009-03-28 Anatoly Sokolov <aesok@post.ru>
9414 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
9416 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9417 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
9419 2009-03-28 Xinliang David Li <davidxl@google.com>
9421 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
9422 (do_dbg_cnt): New function.
9424 2009-03-28 Jan Hubicka <jh@suse.cz>
9426 Merge from pretty-ipa:
9428 2009-03-27 Jan Hubicka <jh@suse.cz>
9430 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9431 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
9432 * passes.c (function_called_by_processed_nodes_p): New.
9433 * ipa-pure-const.c (check_call): Fix handling of operands.
9434 (analyze_function): Dump debug output for skipped bodies.
9435 (local_pure_const): Use function_called_by_processed_nodes_p.
9436 * dwarf2out.c (reference_to_unused): Use output.
9437 * passes.c (do_per_function_toporder): Likewise.
9439 2008-11-12 Jan Hubicka <jh@suse.cz>
9441 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
9442 * ipa-pure-const.c (funct_state_d): Add can throw field; make
9443 state_set_in_source enum
9444 (check_decl): Ignore memory tags; do not set fake looping flags;
9446 (check_operand, check_tree, check_rhs_var, check_lhs_var,
9447 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
9448 (check_call, analyze_function): Rewrite.
9450 (add_new_function): Update call of analyze_function.
9451 (generate_summary): Add call of analyze_function.
9452 (propagate): Propagate can_throw; handle state_set_in_source correctly.
9453 (local_pure_const): New function.
9454 (pass_local_pure_const): New pass.
9455 * ipa-inline.c (inline_transform): Set after_inlining.
9456 * tree-eh.c (stmt_can_throw_external): New.
9457 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
9458 work with aliasing built.
9459 * tree-flow.h (stmt_can_throw_external): New.
9460 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
9461 and local pure/const pass in early and late optimization queue.
9463 2009-03-28 Martin Jambor <mjambor@suse.cz>
9465 * fold-const.c (get_pointer_modulus_and_residue): New parameter
9467 (fold_binary): Allow function decl aligment consideration is the
9468 second argument is integer constant one.
9469 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
9470 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
9471 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
9473 2009-03-28 Jan Hubicka <jh@suse.cz>
9475 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
9476 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
9477 * function.h (rtl_data): Add nothrow flag.
9478 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
9479 set DECL_NOTHROW for AVAILABLE functions.
9481 2009-03-28 Jakub Jelinek <jakub@redhat.com>
9483 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
9484 following vector keyword has expansion starting with pixel or bool
9485 keyword, expand vector to __vector and pixel or bool to __pixel or
9489 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
9490 warn_if_disallowed_function_p): Removed.
9491 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
9492 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
9493 warning_if_disallowed_function_p.
9494 * flags.h (warn_if_disallowed_function_p,
9495 warn_disallowed_functions): Removed.
9496 * common.opt (Wdisallowed-function-list=): Removed.
9497 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
9499 2009-03-28 Richard Guenther <rguenther@suse.de>
9501 PR tree-optimization/38723
9502 * tree-ssa-pre.c (compute_avail): Add all default definitions to
9505 2009-03-28 Jan Hubicka <jh@suse.cz>
9507 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
9508 test introduced by my previous patch.
9510 2009-03-28 Richard Guenther <rguenther@suse.de>
9512 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
9513 the PHIs value undefined.
9515 2009-03-28 Jan Hubicka <jh@suse.cz>
9517 * tree-pass.h (pass_fixup_cfg): New pass.
9518 * ipa-inline.c (inline_transform): Set
9519 always_inline_functions_inlined/after_inlining.
9520 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
9521 (pass_fixup_cfg): New pass.
9522 * passes.c (init_optimization_passes): Add fixup_cfg.
9524 2009-03-28 Richard Guenther <rguenther@suse.de>
9526 PR tree-optimization/38458
9527 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
9528 argument use the arguments copy-of value.
9530 2009-03-28 Richard Guenther <rguenther@suse.de>
9532 PR tree-optimization/38180
9533 * tree-ssa-ccp.c (get_default_value): Simplify.
9534 (likely_value): Likewise.
9535 (surely_varying_stmt_p): Properly handle VOP case.
9536 (ccp_initialize): Likewise.
9537 (ccp_fold): Handle propagating through *&.
9538 (fold_const_aggregate_ref): Also handle decls.
9540 2009-03-28 Jan Hubicka <jh@suse.cz>
9542 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9543 * cgraph.h (cgraph_node): Likewise.
9544 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
9545 (cgraph_reset_node): Use process flag.
9546 (cgraph_mark_functions_to_output): Likewise.
9547 (cgraph_expand_function): Likewise.
9548 (cgraph_expand_all_functions): Likewise.
9549 (cgraph_output_in_order): Likewise.
9550 * dwarf2out.c (reference_to_unused): Likewise.
9551 * passes.c do_per_function_toporder): Likewise.
9553 2009-03-28 Jan Hubicka <jh@suse.cz>
9555 Bring from lto-branch:
9557 2008-09-03 Doug Kwan <dougkwan@google.com>
9559 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
9560 enums instead of reason strings.
9561 * cgraph.c (cgraph_create_edge): Same.
9562 (cgraph_inline_failed_string): New function.
9563 * cgraph.h (cgraph_inline_failed_t): New enum type.
9564 (cgraph_inline_failed_string): New prototype.
9565 (struct cgraph_edge): Change type of INLINED_FAILED from constant
9566 char pointer to cgraph_inline_failed_t.
9567 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
9568 (cgraph_default_inline_p): Ditto.
9569 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
9570 to cgraph_inline_failed_t pointer.
9571 * cif-code.def: New file.
9572 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
9574 (cgraph_check_inline_limits): Change type of REASON to pointer to
9575 cgraph_inline_failed_t. Replace reason strings with enums.
9576 (cgraph_default_inline_p): Ditto.
9577 (cgraph_recursive_inlining_p): Ditto.
9578 (update_caller_keys): Change type of FAILED_REASON to
9579 cgraph_inline_failed_t.
9580 (cgraph_set_inline_failed): Change type of REASON to pointer to
9581 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
9582 convert enums to strings for text output.
9583 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
9584 to be of type cgraph_inline_failed_t. Replace reason strings with
9585 enums. Call cgraph_inline_failed_string to covert enums
9586 to strings for text output.
9587 (cgraph_decide_inlining): Replace reason strings with enums.
9588 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
9589 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
9591 * tree-inline.c (expand_call_inline): Change type of REASON
9592 to cgraph_inline_failed_t. Replace reason strings with enums.
9593 Call cgraph_inline_failed_string for text output.
9594 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
9597 2009-03-28 Jan Hubicka <jh@suse.cz>
9599 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
9600 cgraph_clone_node): Remove master clone handling.
9601 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9602 * cgraph.h (master_clone): Remove.
9603 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9604 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
9605 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
9607 2009-03-28 Jan Hubicka <jh@suse.cz>
9609 * cgraph.c (cgraph_function_body_availability): Functions declared
9610 inline are always safe to assume that it is not going to be replaced.
9612 2009-03-28 Richard Guenther <rguenther@suse.de>
9614 PR tree-optimization/38513
9615 * tree-ssa-pre.c (eliminate): Remove redundant stores.
9616 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9617 EXC_PTR_EXPR and FILTER_EXPR.
9618 (get_ref_from_reference_ops): Likewise.
9620 2009-03-28 Richard Guenther <rguenther@suse.de>
9622 PR tree-optimization/38968
9623 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
9624 Use FLOOR_MOD_EXPR to compute misalignment.
9626 2009-03-28 Richard Guenther <rguenther@suse.de>
9628 PR tree-optimization/37795
9629 * tree.h (combine_comparisons): Declare.
9630 * fold-const.c (combine_comparisons): Export.
9631 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
9633 (ifcombine_iforif): Use combine_comparisons.
9635 2009-03-28 Jan Hubicka <jh@suse.cz>
9637 * tree-eh.c (inlinable_call_p): New function.
9638 (make_eh_edges): Use it.
9639 (verify_eh_edges): Use it.
9640 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
9641 * except.c (reachable_next_level): Add inlinable_function argument
9642 (sjlj_find_directly_reachable_regions): Update.
9643 (add_reachable_handler): Do not set saw_any_handlers.
9644 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
9645 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9646 Add new inlinable call parameter.
9647 (can_throw_internal, can_throw_external): Update.
9648 * except.h (can_throw_internal_1, can_throw_external_1,
9649 foreach_reachable_handler): Update declaration.
9651 2009-03-28 Joseph Myers <joseph@codesourcery.com>
9653 * config/arm/t-arm-coff, config/h8300/coff.h,
9654 config/i386/i386-aout.h, config/i386/i386-coff.h,
9655 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
9656 config/pdp11/2bsd.h, config/rs6000/aix41.h,
9657 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
9658 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
9659 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
9660 sys-types.h: Remove.
9661 * Makefile.in: Remove protoize and fixproto support and references
9663 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
9664 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
9666 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
9667 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
9668 unprotoize$(exeext).
9669 (rest.encap): Don't depend on $(STMP_FIXPROTO)
9670 (.PHONY): Don't depend on proto.
9671 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
9672 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
9673 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
9674 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
9675 build/gen-protos.o, build/scan.o, xsys-protos.h,
9676 build/fix-header$(build_exeext), build/fix-header.o,
9677 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
9678 stmp-install-fixproto): Remove.
9679 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
9680 SYSCALLS.c or fixproto files.
9681 (install-common): Don't install protoize.
9682 (install-headers-tar, install-headers-cpio, install-headers-cp):
9683 Don't depend on $(STMP_FIXPROTO).
9684 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
9685 install fixproto files or write out fixproto settings.
9686 (uninstall): Don't uninstall protoize.
9687 * config.gcc (use_fixproto): Remove.
9688 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
9689 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
9690 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
9691 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
9692 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
9693 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
9694 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
9695 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
9696 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
9697 * config/t-vxworks (STMP_FIXPROTO): Remove.
9698 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
9699 STMP_FIXPROTO): Remove.
9700 * config.in, configure: Regenerate.
9701 * crtstuff.c (gid_t, uid_t): Don't undefine.
9702 * doc/install.texi: Change m68k-coff to m68k-elf in example.
9703 (arm-*-coff, arm-*-aout: Remove target entries.
9704 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
9705 Remove mention of AIX 4.1.
9706 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
9707 * doc/invoke.texi (Running Protoize): Remove.
9708 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
9709 (Protoize Caveats): Remove.
9710 * tsystem.h: Update comments on headers assumed to exist.
9712 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
9714 * genautomata.c: Add a new year to the copyright. Add a new
9716 (struct insn_reserv_decl): Add comments for member bypass_list.
9717 (find_bypass): Remove.
9718 (insert_bypass): New.
9719 (process_decls): Use insert_bypass.
9720 (output_internal_insn_latency_func): Output all bypasses with the
9721 same input insn in one switch case.
9723 * rtl.def (define_bypass): Describe bypass choice.
9724 * doc/md.texi (define_bypass): Ditto.
9726 2009-03-27 Richard Guenther <rguenther@suse.de>
9728 * gimplify.c (mark_addressable): Export.
9729 * tree-flow.h (mark_addressable): Declare.
9730 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
9731 * tree-ssa.c (verify_phi_args): Verify that address taken
9732 variables have TREE_ADDRESSABLE set.
9734 2009-03-27 Richard Guenther <rguenther@suse.de>
9736 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
9737 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
9738 Do not mark decls TREE_ADDRESSABLE.
9739 (build_fold_addr_expr): Adjust.
9740 (fold_addr_expr): Remove.
9741 (fold_unary): Use build_fold_addr_expr.
9742 (fold_comparison): Likewise.
9743 (split_address_to_core_and_offset): Likewise.
9744 * coverage.c (tree_coverage_counter_addr): Mark the array decl
9746 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
9747 (gimplify_modify_expr_to_memcpy): Mark source and destination
9749 * omp-low.c (create_omp_child_function): Mark the object decl
9751 (lower_rec_input_clauses): Mark the var we take the address of
9753 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
9755 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9758 * cfgexpand.c (expand_one_stack_var_at): Change alignment
9759 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
9761 2009-03-27 Richard Guenther <rguenther@suse.de>
9763 PR tree-optimization/39120
9764 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
9766 (handle_lhs_call): Process return constraints. Add escape
9767 constraints if necessary.
9768 (handle_const_call): Fill out return constraints. Make nested
9769 case more precise. Avoid consttmp if possible.
9770 (handle_pure_call): Fill out return constraints. Avoid
9771 callused if possible.
9772 (find_func_aliases): Simplify call handling.
9774 2009-03-27 Richard Guenther <rguenther@suse.de>
9776 PR tree-optimization/39120
9777 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
9778 as a representative.
9779 (solve_graph): Do propagate CALLUSED.
9780 (handle_pure_call): Use a scalar constraint from CALLUSED for
9782 (find_what_p_points_to): CALLUSED shall not appear in poins-to
9785 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9788 * c-common.c (handle_aligned_attribute): Properly check alignment
9789 overflow. Use (1U << i) instead of (1 << i).
9791 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
9793 * expr.h (get_mem_align_offset): Updated.
9795 * tree.h (tree_decl_common): Change align to "unsigned int" and
9796 move it before pointer_alias_set.
9798 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9799 Jakub Jelinek <jakub@redhat.com>
9802 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
9803 gr_register_operand with gr_reg_or_0_operand.
9804 (cmpxchg_rel_di): Likewise.
9805 (sync_lock_test_and_set<mode>): Likewise.
9807 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9809 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
9810 (true_regnum): Likewise.
9812 * rtlanal.c (subreg_info): Moved to ...
9813 * rtl.h (subreg_info): Here. New.
9814 (subreg_get_info): New.
9816 * rtlanal.c (subreg_get_info): Make it extern.
9818 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9821 * config/i386/i386.c (ix86_abi): New.
9822 (override_options): Handle -mabi=.
9823 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
9824 (ix86_call_abi_override): Likewise.
9825 (init_cumulative_args): Likewise.
9826 (function_arg_advance): Likewise.
9827 (function_arg_64): Likewise.
9828 (function_arg): Likewise.
9829 (ix86_pass_by_reference): Likewise.
9830 (ix86_function_value_regno_p): Likewise.
9831 (ix86_build_builtin_va_list_abi): Likewise.
9832 (setup_incoming_varargs_64): Likewise.
9833 (is_va_list_char_pointer): Likewise.
9834 (ix86_init_machine_status): Likewise.
9835 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
9836 (ix86_function_type_abi): Return enum calling_abi. Rewrite
9837 for 64bit. Replace DEFAULT_ABI with ix86_abi.
9838 (ix86_function_abi): Make it static and return enum calling_abi.
9839 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
9841 (ix86_fn_abi_va_list): Updated.
9843 * config/i386/i386.h (ix86_abi): New.
9844 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
9845 (CONDITIONAL_REGISTER_USAGE): Likewise.
9846 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
9847 (machine_function): Likewise.
9849 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
9851 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
9852 (STACK_BOUNDARY): Likewise.
9853 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
9855 * config/i386/i386.opt (mabi=): New.
9857 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
9858 return enum calling_abi.
9859 (ix86_function_type_abi): Likewise.
9860 (ix86_function_abi): Removed.
9862 * doc/invoke.texi: Document -mabi= option for x86.
9864 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9866 * builtins.c (real_dconstp): Delete.
9867 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
9869 2009-03-27 Dodji Seketeli <dodji@redhat.com>
9870 Jakub Jelinek <jakub@redhat.com>
9873 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
9874 (gen_subprogram_die): When a function is explicit, generate the
9875 DW_AT_explicit attribute.
9876 * langhooks.h (struct lang_hooks_for_decls): Add
9877 function_decl_explicit_p langhook.
9878 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
9879 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
9881 2009-03-27 Jakub Jelinek <jakub@redhat.com>
9883 * builtins.c (fold_builtin_memory_op): Optimize memmove
9884 into memcpy if we can prove source and destination don't overlap.
9886 * tree-inline.c: Include gt-tree-inline.h.
9887 (clone_fn_id_num): New variable.
9888 (clone_function_name): New function.
9889 (tree_function_versioning): Use it.
9890 * Makefile.in (GTFILES): Add tree-inline.c.
9892 2009-03-27 Mark Mitchell <mark@codesourcery.com>
9894 * BASE-VER: Change to 4.5.0.
9896 2009-03-27 Xinliang David Li <davidxl@google.com>
9898 PR tree-optimization/39557
9899 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
9901 2009-03-27 Xinliang David Li <davidxl@google.com>
9903 PR tree-optimization/39548
9904 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
9907 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9909 * c-common.c (pointer_int_sum): Use %wd on return from
9912 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9914 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
9915 on return from tree_low_cst.
9917 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
9920 * ginclude/stdarg.h (va_copy): Define also for
9921 __GXX_EXPERIMENTAL_CXX0X__.
9923 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9926 * builtins.h (c_strlen): Do not warn here.
9927 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9928 * c-common.c (pointer_int_sum): Take an explicit location.
9929 Warn about offsets out of bounds.
9930 * c-common.h (pointer_int_sum): Adjust declaration.
9932 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9934 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
9937 2009-03-26 Jakub Jelinek <jakub@redhat.com>
9940 * opts.c (warn_if_disallowed_function_p): Don't assume
9941 get_callee_fndecl must return non-NULL.
9943 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
9945 PR rtl-optimization/39522
9946 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
9947 when reg_reloaded_valid is set.
9949 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9951 * config/spu/divv2df3.c: New file.
9952 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
9953 (DPBIT_FUNCS): Filter out _div_df.
9955 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
9957 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
9958 a jump insn, count that jump in the distance to the loop start.
9960 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
9963 * config/sh/sh.c (calc_live_regs): Fix condition for global
9964 registers except PIC_OFFSET_TABLE_REGNUM.
9966 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
9969 * doc/invoke.texi (-mconsole): New.
9973 (-mnop-fun-dllimport): New.
9977 (sub section "i386 and x86-64 Windows Options"): New.
9979 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
9981 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
9982 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
9984 2009-03-25 Richard Guenther <rguenther@suse.de>
9987 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
9990 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
9992 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
9993 neither of haifa/selective schedulers are working.
9995 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9997 * doc/invoke.texi (Debugging Options): Fix description of
9998 -fno-merge-debug-strings.
10000 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
10002 * config/cris/libgcc.ver: New version-script.
10003 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
10005 * configure.ac <GAS features, nop mnemonic>: Add pattern
10006 crisv32-*-* for "nop".
10007 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
10008 * configure: Regenerate.
10010 2009-03-24 Ira Rosen <irar@il.ibm.com>
10012 PR tree-optimization/39529
10013 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10014 mark_sym_for_renaming for the tag copied to the new vector
10017 2009-03-24 Arthur Loiret <aloiret@debian.org>
10019 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
10020 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
10021 EXTRA_SPEC_FUNCTIONS.
10022 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
10023 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
10024 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
10025 -march and -mtune options.
10027 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
10029 * config/m68k/t-rtems: Add m5329 multilib.
10031 2009-03-24 Dodji Seketeli <dodji@redhat.com>
10032 Jakub Jelinek <jakub@redhat.com>
10035 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
10038 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10041 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
10042 instead of c_parser_expression_conv, if original_code isn't one of the
10043 4 allowed comparison codes, fail.
10045 2009-03-23 Richard Guenther <rguenther@suse.de>
10047 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
10048 * tree.h (struct tree_type): Likewise.
10049 * reload.h (struct insn_chain): Likewise.
10050 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
10051 * function.h (struct function): Likewise.
10052 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
10054 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10056 PR tree-optimization/39516
10057 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
10059 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
10061 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
10062 should be set true if BITS_PER_WORD of target is bigger than 32
10064 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
10066 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
10067 Translate -B-options to -rpath-link. Correct existing
10068 rpath-link and conditionalize on !nostdlib.
10070 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10072 * doc/extend.texi (Function Attributes, Variable Attributes):
10074 * doc/invoke.texi (Debugging Options, Optimize Options)
10075 (i386 and x86-64 Options, MCore Options): Likewise.
10077 2009-03-20 Jakub Jelinek <jakub@redhat.com>
10080 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
10081 it for block local namespace aliases.
10082 (gen_decl_die): Pass context_die to gen_namespace_die.
10084 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10087 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
10088 minimum or maximum value.
10090 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
10092 * reginfo.c (globalize_reg): Recompute derived reg sets.
10094 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
10097 * libgcc2.c (mprotect): Do not use signed arguments for
10098 VirtualProtect, use DWORD arguments. Also fix the 'may
10099 be used uninitialized' warning for the np variable.
10101 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10104 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
10105 functions using regparm calling conventions when not optimizing.
10106 (ix86_function_sseregparm): Similarly for sseregparm calling
10109 2009-03-19 Li Feng <nemokingdom@gmail.com>
10111 PR middle-end/39500
10112 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
10113 dependence if the first conflict is after niter iterations.
10115 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
10117 PR middle-end/38609
10118 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
10119 functions with dynamic stack-pointer adjustments.
10121 2009-03-19 Ben Elliston <bje@au.ibm.com>
10123 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
10124 option; change to -msdata=data.
10126 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10128 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
10131 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
10134 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
10136 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
10138 * doc/invoke.texi (Code Gen Options): Expand discussion of
10141 2009-03-18 Jakub Jelinek <jakub@redhat.com>
10143 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
10144 * matrix-reorg.c (struct matrix_info): Likewise.
10145 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
10146 * rtl.h (struct mem_attrs): Likewise.
10147 * df.h (struct df): Likewise.
10148 * tree-data-ref.h (struct data_dependence_relation): Likewise.
10149 * ira-int.h (struct ira_allocno): Likewise.
10150 * df-scan.c (struct df_collection_rec): Likewise.
10151 * ira.c (struct equivalence): Likewise.
10152 * function.c (struct temp_slot): Likewise.
10153 * cfgloop.h (struct loop): Likewise.
10156 * function.c (use_register_for_decl): When not optimizing, disregard
10157 register keyword for variables with types containing methods.
10159 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
10161 PR middle-end/39447
10162 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
10163 (is_simple_operand): Call contains_component_ref_p before calling data
10164 reference analysis that would fail on COMPONENT_REFs.
10166 * tree-vrp.c (search_for_addr_array): Fix formatting.
10168 2009-03-18 Richard Guenther <rguenther@suse.de>
10170 * tree-vect-transform.c (vect_loop_versioning): Fold the
10171 generated comparisons.
10172 * tree-vectorizer.c (set_prologue_iterations): Likewise.
10173 (slpeel_tree_peel_loop_to_edge): Likewise.
10175 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10177 PR middle-end/37805
10178 * opts.c (print_specific_help): In addition to `undocumented',
10179 accept `separate' and `joined' flags if passed alone. Describe
10180 output by the first matched one of those.
10181 (common_handle_option): Skip over empty strings.
10182 * gcc.c (display_help): Fix help string for `--help='.
10183 * doc/invoke.texi (Option Summary, Overall Options): With
10184 `--help=', classes and qualifiers can both be repeated, but
10185 only the latter can be negated. One should not pass only
10186 negated qualifiers. Fix markup and examples.
10189 2008-10-14 Jakub Jelinek <jakub@redhat.com>
10190 PR middle-end/37805
10191 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
10192 and -fhelp=separate.
10194 2009-03-17 Jing Yu <jingyu@google.com>
10196 PR middle-end/39378
10197 * function.h (struct rtl_data): Move is_thunk from here...
10198 (struct function): ...to here.
10199 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
10200 * varasm.c (assemble_start_function): Change is_thunk from crtl to
10202 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
10204 (alpha_does_function_need_gp, alpha_start_function): Likewise.
10205 (alpha_output_function_end_prologue): Likewise.
10206 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
10207 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
10208 (rs6000_output_function_epilogue): Likewise.
10209 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10211 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
10214 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
10215 from different units in a single alternative.
10216 (*truncdfsf_i387): Ditto.
10217 (*truncxfsf2_mixed): Ditto.
10218 (*truncxfdf2_mixed): Ditto.
10220 2009-03-17 Jakub Jelinek <jakub@redhat.com>
10222 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
10223 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
10226 * tree-ssa-live.c (remove_unused_locals): Don't remove local
10227 unused non-artificial variables when not optimizing.
10230 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
10231 DW_TAG_imported_module even if decl is IMPORTED_DECL with
10232 NAMESPACE_DECL in its DECL_INITIAL.
10234 PR middle-end/39443
10235 * optabs.c (set_user_assembler_libfunc): New function.
10236 * expr.h (set_user_assembler_libfunc): New prototype.
10237 * c-common.c: Include libfuncs.h.
10238 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
10239 for memcmp, memset, memcpy, memmove and abort.
10240 * Makefile.in (c-common.o): Depend on libfuncs.h.
10243 * dwarf2out.c (gen_inlined_enumeration_type_die,
10244 gen_inlined_structure_type_die, gen_inlined_union_type_die,
10245 gen_tagged_type_instantiation_die): Removed.
10246 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
10249 2009-03-17 Janis Johnson <janis187@us.ibm.com>
10252 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
10254 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
10255 (check-parallel-%): Ditto.
10256 (check-consistency): Ditto.
10258 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
10260 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
10261 local variable rhs by NULL_TREE.
10263 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10266 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
10268 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10271 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
10273 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10276 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
10277 for ms->sysv ABI calls only in 64bit mode.
10279 * config/i386/i386.md (untyped_call): Support 32bit.
10281 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
10283 * doc/extend.texi: Replace x86_65 with x86_64.
10285 2009-03-16 Jakub Jelinek <jakub@redhat.com>
10287 PR tree-optimization/39455
10288 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
10289 mismatches for POINTER_TYPE_P (type).
10290 (number_of_iterations_le): Likewise.
10292 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10294 * config/picochip/picochip.c: Removed profiling support.
10295 * config/picochip/picochip.md: Removed profiling instruction.
10296 * config/picochip/picochip.h: Removed profiling builtin.
10298 2009-03-16 Joseph Myers <joseph@codesourcery.com>
10300 * doc/install.texi (--with-host-libstdcxx): Document.
10302 2009-03-14 Anatoly Sokolov <aesok@post.ru>
10305 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
10306 generate a warning if the function name does not begin with
10307 "__vector" and the function has either the 'signal' or 'interrupt'
10308 attribute, from here to ...
10309 (avr_declare_function_name): ...here. New function.
10310 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
10311 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
10313 2009-03-14 Jakub Jelinek <jakub@redhat.com>
10316 * cse.c (fold_rtx): Don't modify original const_arg1 when
10317 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
10318 separate variable instead.
10319 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
10320 from out of range shift counts.
10321 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
10323 2009-03-13 Catherine Moore <clm@codesourcery.com>
10325 * config/i386/x-mingw32 (host-mingw32.o): Replace
10326 diagnostic.h with $(DIAGNOSTIC_H).
10328 2009-03-12 Jakub Jelinek <jakub@redhat.com>
10331 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
10333 * config/i386/sync.md (sync_compare_and_swap<mode>,
10334 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
10335 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
10337 (sync_double_compare_and_swapdi_pic,
10338 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
10339 cmpxchg8b_pic_memory_operand instead of just memory_operand.
10341 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10344 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
10346 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10349 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10350 (avx_addsubv4df3): Likewise.
10351 (*avx_addsubv4sf3): Likewise.
10352 (sse3_addsubv4sf3): Likewise.
10354 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10357 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
10359 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
10362 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
10363 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10364 registers for allocnos created from user-defined variables.
10366 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10369 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
10370 of non-integer mode as well.
10372 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
10374 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
10375 for functions for which the parameter types are unknown.
10377 2009-03-11 Jakub Jelinek <jakub@redhat.com>
10380 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
10381 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
10382 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
10383 * config/i386/i386.c (ix86_local_alignment): For
10384 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
10385 long long variables on the stack to avoid dynamic realignment.
10386 Allow the first argument to be a decl rather than type.
10387 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
10389 2009-03-11 Nick Clifton <nickc@redhat.com>
10392 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
10394 Add description to mno-lsim option.
10395 * config/mcore/mcore.h: Remove comment about deprecated m4align
10397 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
10398 * doc/invoke.texi: Add description of mno-lsim and
10399 mstack-increment options.
10401 * config/fr30/fr30.opt: Document the -mno-lsim option.
10402 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
10403 and -mno-lsim options.
10405 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10407 * fold-const.c (fold_comparison): Only call fold_inf_compare
10408 if the mode supports infinities.
10410 2009-03-11 Jason Merrill <jason@redhat.com>
10413 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
10414 end already did. Notice GIMPLE_CALL modifications of the result.
10415 Don't copy debug information from an ignored decl or a decl from
10418 2009-03-10 Richard Guenther <rguenther@suse.de>
10419 Nathan Froyd <froydnj@codesourcery.com>
10421 PR middle-end/37850
10422 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
10423 (__divMODE3): Likewise.
10425 2009-03-09 Jakub Jelinek <jakub@redhat.com>
10427 PR tree-optimization/39394
10428 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
10429 DECL_SIZE_UNIT of variable length FIELD_DECLs.
10431 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10433 * recog.c (verfiy_changes): Disallow renaming of hard regs in
10434 inline asms for register asm ("") declarations.
10436 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
10438 * fold-const.c (fold_unary): Fix comment.
10440 2009-03-07 Jan Hubicka <jh@suse.cz>
10443 * tree-inline.c (setup_one_parameter): Do replacement of const
10444 argument by constant in SSA form.
10446 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10448 PR middle-end/38028
10449 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
10450 determine alignment passed to assign_stack_local.
10451 (assign_parms_unsplit_complex): Likewise.
10452 * except.c (sjlj_build_landing_pads): Likewise.
10454 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10456 PR middle-end/39360
10457 * tree-flow.h (add_referenced_var): Return bool instead of void.
10458 * tree-dfa.c (add_referenced_var): Return result of
10459 referenced_var_check_and_insert call.
10460 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
10461 of referenced_var_check_and_insert.
10464 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
10465 (gen_variable_die): Emit DW_AT_location on abstract static variable's
10466 DIE, don't emit it if abstract origin already has it.
10467 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
10468 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
10470 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10472 * genpreds.c (needs_variable): Fix parentheses at variable name
10474 (write_tm_constrs_h): Indent generated code.
10476 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10478 * doc/extend.texi (Function Attributes): Add documentation
10479 for isr attributes.
10481 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10484 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
10485 take locus from its DECL_SOURCE_LOCATION instead of input_location.
10487 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10489 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
10492 2009-03-05 Jakub Jelinek <jakub@redhat.com>
10495 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
10496 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
10498 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
10500 * config/i386/i386.md (R8_REG, R9_REG): New constants.
10501 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
10502 constants instead of magic numbers.
10503 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10505 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
10506 (x86_64_ms_abi_int_parameter_registers): Ditto.
10507 (x86_64_int_return_registers): Ditto.
10508 (ix86_maybe_switch_abi): Ditto.
10509 (ix86_expand_call): Ditto for clobbered_registers array.
10510 (ix86_hard_regno_mode_ok): Ditto.
10511 (x86_extended_QIreg_mentioned_p): Ditto.
10513 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
10515 PR tree-optimization/39349
10516 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
10518 * combine.c (gen_lowpart_for_combine): Use omode when generating
10521 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
10523 PR rtl-optimization/39235
10524 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
10526 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10528 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
10530 2009-03-04 Richard Guenther <rguenther@suse.de>
10532 PR tree-optimization/39362
10533 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
10534 that occur in abnormal PHIs should be varying.
10536 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10538 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
10540 (simple_iv): Take loop as an argument instead of statement.
10541 * tree-scalar-evolution.h (simple_iv): Declaration changed.
10542 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
10544 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
10546 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
10547 * matrix-reorg.c (analyze_transpose): Ditto.
10548 * tree-data-ref.c (dr_analyze_innermost): Ditto.
10549 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
10550 * tree-predcom.c (ref_at_iteration): Ditto.
10551 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
10553 2009-03-04 Richard Guenther <rguenther@suse.de>
10555 PR tree-optimization/39358
10556 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
10557 escaped_id and callused_id.
10558 (solve_graph): Likewise.
10560 2009-03-04 Richard Guenther <rguenther@suse.de>
10562 PR tree-optimization/39339
10563 * tree-sra.c (try_instantiate_multiple_fields): Make it
10564 no longer ICE on the above.
10566 2009-03-03 Joseph Myers <joseph@codesourcery.com>
10568 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
10569 that fits within Pmode.
10571 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10573 PR middle-end/10109
10574 * tm.texi (LIBCALL_VALUE): Update description.
10576 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10578 PR middle-end/34443
10579 * doc/extend.texi (section): Update description.
10581 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
10583 PR middle-end/39345
10584 * tree-inline.c (remapped_type): New.
10585 (can_be_nonlocal): Call remapped_type instead of remap_type.
10587 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10590 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
10591 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
10593 2009-03-03 Richard Guenther <rguenther@suse.de>
10595 PR middle-end/39272
10596 * tree.c (tree_nonartificial_location): New function.
10597 * tree.h (tree_nonartificial_location): Declare.
10598 * builtins.c (expand_builtin_memory_chk): Provide location
10599 of the call location for artificial function pieces.
10600 (maybe_emit_chk_warning): Likewise.
10601 (maybe_emit_sprintf_chk_warning): Likewise.
10602 (maybe_emit_free_warning): Likewise.
10603 * expr.c (expand_expr_real_1): Likewise.
10605 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10607 PR tree-optimization/39343
10608 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
10609 COMPONENT_REF t has ARRAY_TYPE.
10611 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
10613 PR middle-end/39335
10614 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
10615 when the type precision of the induction variable should be
10616 larger than the type precision of nit.
10617 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
10618 * graphite.c (graphite_loop_normal_form): Same.
10619 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
10621 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10623 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
10624 (*call_1_rex64_ms_sysv): Use named constants instead of magic
10625 numbers to describe clobbered registers.
10626 (*call_value_0_rex64_ms_sysv): Ditto.
10627 * config/i386/mmx.md (mmx_emms): Ditto.
10628 (mmx_femms): Ditto.
10630 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
10632 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
10635 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10637 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
10638 (spu_section_type_flags): New function.
10640 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10642 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
10643 reg_class_contents of FLOAT_REGS into a temporary.
10645 2009-03-02 Richard Guenther <rguenther@suse.de>
10646 Ira Rosen <irar@il.ibm.com>
10648 PR tree-optimization/39318
10649 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
10650 information to the vectorized statement.
10652 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
10654 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
10655 variable. Use defined names instead of magic constants for REX SSE
10658 2009-03-01 Richard Guenther <rguenther@suse.de>
10660 PR tree-optimization/39331
10661 * omp-low.c (lower_send_shared_vars): Do not receive new
10662 values for the reference of DECL_BY_REFERENCE parms or results.
10664 2009-03-01 Jan Hubicka <jh@suse.cz>
10667 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
10668 BLOCK_NONLOCALIZED_VAR): New macros.
10669 (tree_block): Add nonlocalized_vars.
10670 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
10671 gen_decl_die): Add origin argument. Allow generation of die with
10672 origin at hand only.
10673 (gen_member_die, gen_type_die_with_usage, force_decl_die,
10674 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
10676 (gen_block_die): Fix checking for unused blocks.
10677 (process_scope_var): Break out from .... ; work with origins only.
10678 (decls_for_scope) ... here; process nonlocalized list.
10679 (dwarf2out_ignore_block): Look for nonlocalized vars.
10680 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
10682 (dump_scope_block): Dump them.
10683 * tree-inline.c (remap_decls): Handle nonlocalized vars.
10684 (remap_block): Likewise.
10685 (can_be_nonlocal): New predicate.
10686 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
10688 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10690 * configure: Regenerate.
10692 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10694 * optc-gen.awk: No need to duplicate option flags twice.
10695 Reuse help texts for duplicate options which do not have any.
10697 * gcc.c (display_help): Document --version.
10699 * gcc.c (main): If print_help_list and verbose_flag, ensure
10700 driver output comes before subprocess output.
10702 * optc-gen.awk: Assign all remaining fields to help string,
10703 space-separated, for multi-line help in *.opt.
10705 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
10706 -Wno-pedantic-ms-format is for MinGW targets only.
10708 * doc/options.texi (Option file format): Fix bad indentation,
10709 restoring dropped sentence.
10711 2009-02-28 Jan Hubicka <jh@suse.cz>
10713 * tree-inline.c (tree_function_versioning): Output debug info.
10715 2009-02-28 Jan Hubicka <jh@suse.cz>
10718 * tree-inline.c (setup_one_parameter): Do not copy propagate
10719 arguments when not optimizing.
10721 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
10724 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10725 (avx_addsubv4df3): Likewise.
10726 (*avx_addsubv4sf3): Likewise.
10727 (sse3_addsubv4sf3): Likewise.
10728 (*avx_addsubv2df3): Likewise.
10729 (sse3_addsubv2df3): Likewise.
10730 (avx_unpckhps256): Correct item selectors.
10731 (avx_unpcklps256): Likewise.
10732 (avx_unpckhpd256): Likewise.
10733 (avx_unpcklpd256): Likewise.
10735 2009-02-28 Jan Hubicka <jh@suse.cz>
10737 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
10739 (copy_arguments_for_versioning): If var is declared don't declare it.
10740 (tree_function_versioning): First setup substitutions and then copy
10743 2009-02-27 Jan Hubicka <jh@suse.cz>
10746 * cgraph.h (varpool_output_debug_info): Remove.
10747 * cgraphunit.c (varpool_output_debug_info): Remove.
10748 * dwarf2out.c (deferred_locations_struct): New struct
10749 (deferred_locations): New type.
10750 (deferred_locations_list): New static var.
10751 (deffer_location): New function.
10752 (gen_variable_die): Use it.
10753 (decls_for_scope): Output info on local static vars.
10754 (dwarf2out_finish): Process deferred locations.
10755 * varpool.c (varpool_output_debug_info): Remove.
10757 2009-02-27 Jan Hubicka <jh@suse.cz>
10760 * tree.h (TREE_PROTECTED): Fix comment.
10761 (BLOCK_HANDLER_BLOCK): Remove.
10762 (struct tree_block): Remove handler_block add body_block.
10763 (inlined_function_outer_scope_p): New.
10764 (is_body_block): Remove.
10765 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
10766 * dwarf2out.c (is_inlined_entry_point): Remove.
10767 (add_high_low_attributes): Use inlined_function_outer_scope_p.
10768 (gen_block_die): Use is_inlined_entry_point check. Remove body block
10770 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
10771 * gimplify.c (gimplify_expr): Gimplify body blocks.
10772 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
10773 block with multiple subblocks.
10774 (dump_scope_block): Prettier output; dump more flags and info.
10775 (dump_scope_blocks): New.
10776 (remove_unused_locals): Use dump_scope_blocks.
10777 * tree-flow.h (dump_scope_blocks): Declare.
10778 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
10779 * stmt.c (is_body_block): Remove.
10780 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
10781 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
10783 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
10785 PR middle-end/39308
10786 * graphite.c (graphite_loop_normal_form): Do not call
10787 number_of_iterations_exit from a gcc_assert.
10789 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10791 * config/s390/s390.c (s390_swap_cmp): Look for conditional
10792 jumps if COND is NULL.
10793 (find_cond_jump): New function.
10794 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
10795 * config/s390/s390.md: Remove z10_cobra attribute value.
10797 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
10799 * config/alpha/alpha.h (alpha_expand_mov): Return false if
10800 force_const_mem returns NULL_RTX.
10802 2009-02-26 Jan Hubicka <jh@suse.cz>
10805 * cgraph.h (varpool_output_debug_info): Remove.
10806 * cgraphunit.c (varpool_output_debug_info): Remove.
10807 * dwarf2out.c (deferred_locations_struct): New struct
10808 (deferred_locations): New type.
10809 (deferred_locations_list): New static var.
10810 (deffer_location): New function.
10811 (gen_variable_die): Use it.
10812 (decls_for_scope): Output info on local static vars.
10813 (dwarf2out_finish): Process deferred locations.
10814 * varpool.c (varpool_output_debug_info): Remove.
10816 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
10818 PR rtl-optimization/39241
10819 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
10820 to subreg_offset_representable_p.
10822 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
10824 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
10825 execute function prototype. Get f and nregs from max_reg_num
10826 and get_insns. Remove the first backward pass as it's dead,
10827 guard the forward pass by flag_expensive_optimizations.
10828 (rest_of_handle_regmove): Delete.
10829 (pass_regmove): Replace it with regmove_optimize.
10831 2009-02-25 Martin Jambor <mjambor@suse.cz>
10833 PR tree-optimization/39259
10834 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
10835 calls_alloca function flags.
10836 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
10837 calls are detected.
10839 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
10841 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
10842 flags_set_1_rtx, flags_set_1_set): Delete.
10843 (regmove_optimize): Do not call mark_flags_life_zones.
10845 2009-02-24 Julian Brown <julian@codesourcery.com>
10848 * config/arm/arm.c (require_pic_register): Only set
10849 cfun->machine->pic_reg once per function.
10851 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
10853 * doc/invoke.texi (Link Options): Document an easier way to pass
10854 options that take arguments to the GNU linker using -Xlinker and -Wl.
10856 2009-02-24 Steve Ellcey <sje@cup.hp.com>
10859 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
10861 2009-02-24 Richard Guenther <rguenther@suse.de>
10864 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
10866 2009-02-24 Richard Guenther <rguenther@suse.de>
10867 Zdenek Dvorak <ook@ucw.cz>
10869 PR tree-optimization/39233
10870 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
10871 from converting them to a generic type.
10873 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
10875 PR tree-optimization/39260
10876 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
10877 contains a condition with a real type.
10878 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
10880 2009-02-23 Jason Merrill <jason@redhat.com>
10883 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
10884 narrowing_initializer_constant_valid_p.
10885 (narrowing_initializer_constant_valid_p): Don't return
10886 null_pointer_node for adding a pointer to itself.
10888 2009-02-23 Jan Hubicka <jh@suse.cz>
10891 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
10894 2009-02-23 Jan Hubicka <jh@suse.cz>
10896 PR tree-optimization/37709
10897 * tree.c (block_ultimate_origin): Move here from dwarf2out.
10898 * tree.h (block_ultimate_origin): Declare.
10899 * dwarf2out.c (block_ultimate_origin): Move to tree.c
10900 * tree-ssa-live.c (remove_unused_scope_block_p):
10901 Eliminate blocks containig no instructions nor live variables nor
10903 (dump_scope_block): New function.
10904 (remove_unused_locals): Enable removal of dead blocks by default;
10905 enable dumping at TDF_DETAILS.
10907 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10909 * config/i386/i386.c (classify_argument): Don't allow COImode
10911 (function_arg_advance_32): Don't allow OImode.
10912 (function_arg_32): Likewise.
10913 (function_value_32): Likewise.
10914 (return_in_memory_32): Likewise.
10915 (function_arg_64): Remove OImode comment.
10917 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10920 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
10921 ix86_expand_vector_set for V4DImode in 64bit mode only.
10922 (ix86_expand_vector_init_one_var): Likewise.
10924 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
10926 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
10928 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
10931 * loop-iv.c: Revert last change.
10932 * emit-rtl.c: Likewise.
10934 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10937 * config/i386/i386.c (type_natural_mode): Remove an extra
10938 space in the warning message.
10939 (function_value_32): Handle 32-byte vector modes.
10940 (return_in_memory_32): Likewise.
10942 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
10944 * loop-iv.c (truncate_value): New function.
10945 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
10947 (lowpart_subreg): Move to...
10948 * emit-rtl.c: ...here.
10950 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
10952 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
10953 accidental and undocumented change at revision 140860.
10955 2009-02-21 Joseph Myers <joseph@codesourcery.com>
10957 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
10958 take gimple_seq * arguments.
10959 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
10960 types_compatible_p langhook.
10962 2009-02-20 Mark Mitchell <mark@codesourcery.com>
10963 Joseph Myers <joseph@codesourcery.com>
10965 * config/arm/arm.c (arm_builtin_va_list): New function.
10966 (arm_expand_builtin_va_start): Likewise.
10967 (arm_gimplify_va_arg_expr): Likewise.
10968 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
10969 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
10970 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
10971 (va_list_type): New variable.
10972 (arm_mangle_type): Mangle va_list_type appropriately.
10974 2009-02-20 Jakub Jelinek <jakub@redhat.com>
10976 PR middle-end/39157
10977 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
10978 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
10979 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
10980 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
10981 parameter to 1000 for -O1 by default.
10982 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
10984 * loop-invariant.c: Include params.h.
10985 (move_loop_invariants): Don't call move_single_loop_invariants on
10988 2009-02-20 Jaka Mocnik <jaka@xlab.si>
10990 * calls.c (emit_library_call_value_1): Use slot_offset instead of
10991 offset when calculating bounds for indexing stack_usage_map. Fixes
10992 a buffer overflow with certain target setups.
10994 2009-02-20 Jakub Jelinek <jakub@redhat.com>
10997 * calls.c (expand_call): Clear try_tail_call if caller and callee
10998 disagree in promotion of function return value.
11000 2009-02-19 Jakub Jelinek <jakub@redhat.com>
11003 * c-common.c (c_determine_visibility): If visibility changed and
11004 DECL_RTL has been already set, call make_decl_rtl to update symbol
11007 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
11010 * varasm.c (assemble_variable): Don't check DECL_NAME when
11011 globalizing a variable.
11013 2009-02-19 Joseph Myers <joseph@codesourcery.com>
11016 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
11017 expression before any __builtin_trap call.
11018 * c-typeck.c (build_function_call): Convert and check function
11019 arguments before generating a call to a trap. Evaluate the
11020 function arguments before the trap.
11022 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
11025 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
11026 (UNSPEC_FXAM_MEM): New unspec.
11027 (fxam<mode>2_i387_with_temp): New insn and split pattern.
11028 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
11029 memory using fxam<mode>2_i387_with_temp to remove excess precision.
11031 2009-02-19 Richard Guenther <rguenther@suse.de>
11033 PR tree-optimization/39207
11034 PR tree-optimization/39074
11035 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
11036 storedanything_tree): New.
11037 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
11038 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
11039 (build_succ_graph): Add edges from STOREDANYTHING to all
11041 (init_base_vars): Initialize STOREDANYTHING.
11042 (compute_points_to_sets): Free substitution info after
11043 building the succ graph.
11044 (ipa_pta_execute): Likewise.
11046 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
11048 (do_ds_constraint): Do not add to special var or non-pointer
11050 (type_could_have_pointers): Split out from ...
11051 (could_have_pointers): ... here. For arrays use the element type.
11052 (create_variable_info_for): Initialize may_have_pointers.
11053 (new_var_info): Likewise.
11054 (handle_lhs_call): Make the HEAP variable unknown-sized.
11055 (intra_create_variable_infos): Use a type with pointers for
11056 PARM_NOALIAS, make it unknown-sized.
11058 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
11061 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
11063 2009-02-18 Jason Merrill <jason@redhat.com>
11066 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
11067 value if DECL_EXTERNAL.
11068 * tree-sra.c (sra_walk_gimple_assign): Likewise.
11069 * target.h (gcc_target::binds_local_p): Clarify "module".
11070 * tree.h (TREE_PUBLIC): Clarify "module".
11072 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
11075 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
11076 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
11078 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
11081 * c.opt (Wabi): Support C and ObjC.
11084 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
11086 * config/i386/i386.c (classify_argument): Warn once about the ABI
11087 change when passing union with long double.
11089 * doc/invoke.texi: Update -Wabi for warning psABI changes.
11091 2009-02-18 Joseph Myers <joseph@codesourcery.com>
11094 * c-parser.c (c_parser_compound_statement): Always enter and leave
11097 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11100 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
11102 2009-02-18 Jakub Jelinek <jakub@redhat.com>
11104 PR tree-optimization/36922
11105 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
11106 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
11109 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11111 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
11114 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11116 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
11118 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11120 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
11123 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
11124 Richard Sandiford <rdsandiford@googlemail.com>
11126 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
11127 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
11128 (loongson_biadd): ...this.
11130 2009-02-17 Richard Guenther <rguenther@suse.de>
11132 PR tree-optimization/39202
11133 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
11134 a var make sure to follow existing collapses.
11136 2009-02-17 Richard Guenther <rguenther@suse.de>
11138 PR middle-end/39214
11139 * langhooks.c (lhd_print_error_function): Check for NULL block.
11141 2009-02-17 Richard Guenther <rguenther@suse.de>
11143 PR tree-optimization/39204
11144 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
11147 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
11149 * config/soft-fp/double.h: Update from glibc CVS.
11151 2009-02-17 Richard Guenther <rguenther@suse.de>
11153 PR tree-optimization/39207
11154 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
11155 strict-aliasing warnings for pointers pointing to NULL.
11157 2009-02-16 Joseph Myers <joseph@codesourcery.com>
11160 * c-parser.c (c_parser_braced_init): Call pop_init_level when
11161 skipping until next close brace.
11163 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
11166 * config/i386/i386.c (ix86_expand_push): Set memory alignment
11167 to function argument boundary.
11169 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11171 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
11172 in the lea_add. Reload eventually constraints it properly.
11173 * config/picochip/constraints.md: Remove the target constraint
11174 "b", since it is not needed anymore.
11176 2009-02-16 Jakub Jelinek <jakub@redhat.com>
11178 * gthr-dce.h: Uglify function parameter and local variable names.
11179 * gthr-gnat.h: Likewise.
11180 * gthr-mipssde.h: Likewise.
11181 * gthr-nks.h: Likewise.
11182 * gthr-posix95.h: Likewise.
11183 * gthr-posix.h: Likewise.
11184 * gthr-rtems.h: Likewise.
11185 * gthr-single.h: Likewise.
11186 * gthr-solaris.h: Likewise.
11187 * gthr-tpf.h: Likewise.
11188 * gthr-vxworks.h: Likewise.
11189 * gthr-win32.h: Likewise.
11191 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
11194 * config/i386/i386.md: Restrict the new peephole2 to move
11195 between MMX/SSE registers.
11197 2009-02-15 Richard Guenther <rguenther@suse.de>
11200 2009-02-13 Richard Guenther <rguenther@suse.de>
11202 * configure.ac: Enable LFS.
11203 * configure: Re-generate.
11204 * config.in: Likewise.
11206 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11208 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
11209 spu_srqwbyte, spu_srqwbytebc): Define.
11210 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
11211 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
11212 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
11213 "shrqby_<mode>"): New insn-and-split patterns.
11214 * config/spu/spu.c (expand_builtin_args): Determine and return
11215 number of operands using spu_builtin_description data.
11216 (spu_expand_builtin_1): Use it.
11218 2009-02-13 Steve Ellcey <sje@cup.hp.com>
11221 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
11224 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11227 * config/i386/i386.c (override_options): Correct warning
11228 messages for -malign-loops, -malign-jumps and -malign-functions.
11230 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11233 * config/i386/i386.md: Restrict the new peephole2 to move
11234 between the general purpose registers.
11236 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11239 * config/i386/i386.c (type_natural_mode): Add a new argument.
11240 Return the original mode and warn ABI change if vector size is 32byte.
11241 (function_arg_advance): Updated.
11242 (function_arg): Likewise.
11243 (ix86_function_value): Likewise.
11244 (ix86_return_in_memory): Likewise.
11245 (ix86_sol10_return_in_memory): Likewise.
11246 (ix86_gimplify_va_arg): Likewise.
11247 (function_arg_32): Don't warn ABX ABI change here.
11248 (function_arg_64): Likewise.
11250 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
11252 * loop-iv.c (implies_p): In the final case, test that operands 0
11253 of the two comparisons match.
11255 * config/bfin/bfin.c (find_prev_insn_start): New function.
11256 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
11257 (find_next_insn_start): Move.
11259 2009-02-13 Richard Guenther <rguenther@suse.de>
11261 * configure.ac: Enable LFS.
11262 * configure: Re-generate.
11263 * config.in: Likewise.
11265 2009-02-13 Joseph Myers <joseph@codesourcery.com>
11268 * c-parser.c (c_parser_parms_list_declarator): Discard pending
11269 sizes on syntax error after some arguments have been parsed.
11271 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11273 * doc/invoke.texi (-fira): Remove.
11275 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11277 * caller-save.c: Replace regclass.c with reginfo.c in comments.
11278 * recog.c: Likewise.
11281 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
11283 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
11284 (umul_ppmm): Likewise.
11285 (count_leading_zeros): Likewise.
11286 (count_trailing_zeros): Likewise.
11287 (UMUL_TIME): Likewise.
11289 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11291 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
11292 soft-fp/t-softfp to tmake_file.
11294 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
11295 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
11296 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
11297 IA64_BUILTIN_INFQ]: New.
11298 (ia64_init_builtins): Initialize __builtin_infq,
11299 __builtin_fabsq and __builtin_copysignq if not HPUX.
11300 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
11301 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
11303 * config/ia64/lib1funcs.asm (__divtf3): Define only if
11305 (__fixtfti): Likewise.
11306 (__fixunstfti): Likewise.
11307 (__floattitf): Likewise.
11309 * config/ia64/libgcc-glibc.ver: New.
11310 * config/ia64/t-fprules-softfp: Likewise.
11311 * config/ia64/sfp-machine.h: Likewise.
11313 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
11314 (LIBGCC2_TF_CEXT): Likewise.
11315 (TF_SIZE): Likewise.
11316 (TARGET_INIT_LIBFUNCS): Likewise.
11318 * config/ia64/t-glibc (SHLINB_MAPFILES):
11319 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
11321 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11323 * config/i386/i386.c (construct_container): Rewrite processing
11324 BLKmode with X86_64_SSE_CLASS.
11326 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
11329 * config/i386/i386.md: Replace simplify_replace_rtx with
11330 replace_rtx in the new peephole2.
11332 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
11334 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
11335 loop unrolling do not happen at -O2.
11337 2009-02-12 Michael Matz <matz@suse.de>
11339 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
11341 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11343 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
11346 2009-02-12 Ben Elliston <bje@au.ibm.com>
11348 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
11349 patterns when updating the back chain. Missed in the 2009-02-10
11352 2009-02-11 Janis Johnson <janis187@us.ibm.com>
11354 * doc/extend.texi (Decimal Floating Types): Update identifier of
11355 draft TR and list of missing support.
11357 2009-02-11 Jakub Jelinek <jakub@redhat.com>
11359 PR middle-end/39154
11360 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
11361 bit to variable length decl's flags, add it also to its
11362 pointer replacement variable.
11364 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
11365 Jakub Jelinek <jakub@redhat.com>
11368 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
11369 (memory_blockage): New expander.
11370 (*memory_blockage): New insn pattern.
11371 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
11372 instead of general blockage at the end of function prologue when
11373 frame pointer is used to access red zone area. Do not emit blockage
11374 when profiling, it is emitted in generic code.
11375 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
11376 function epilogue when frame pointer is used to access red zone area.
11378 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
11381 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
11382 by arithmetic with memory operands.
11383 * config/i386/predicates.md (commutative_operator): New.
11385 2009-02-10 Janis Johnson <janis187@us.ibm.com>
11387 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
11390 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
11392 * alias.h (record_alias_subset): Declare.
11393 * alias.c (record_alias_subset): Make global.
11395 2009-02-10 Nick Clifton <nickc@redhat.com>
11397 * tree-parloops.c: Change license to GPLv3.
11398 * ipa-struct-reorg.c: Change license to GPLv3.
11399 * ipa-struct-reorg.h: Change license to GPLv3.
11401 2009-02-10 Steve Ellcey <sje@cup.hp.com>
11404 * c-decl.c (start_struct): Return NULL on error.
11406 2009-02-10 Jakub Jelinek <jakub@redhat.com>
11408 PR middle-end/39124
11409 * cfgloopmanip.c (remove_path): Call remove_bbs after
11410 cancel_loop_tree, not before it.
11413 * function.h (struct function): Add has_local_explicit_reg_vars bit.
11414 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
11415 VAR_DECLs were seen.
11416 * tree-ssa-live.c (remove_unused_locals): Recompute
11417 cfun->has_local_explicit_reg_vars.
11418 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
11419 copies or clearings if cfun->has_local_explicit_reg_vars.
11421 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
11424 * config/i386/i386.c (expand_prologue): Emit blockage at the end
11425 of function prologue when frame pointer is used to access
11428 2009-02-10 Richard Guenther <rguenther@suse.de>
11430 PR middle-end/39127
11431 * gimplify.c (gimple_regimplify_operands): Always look if
11432 we need to create a temporary.
11434 2009-02-10 Richard Guenther <rguenther@suse.de>
11436 PR tree-optimization/39132
11437 * tree-loop-distribution.c (todo): New global var.
11438 (generate_memset_zero): Trigger TODO_rebuild_alias.
11439 (tree_loop_distribution): Return todo.
11441 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
11444 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
11445 (x86_64_reg_class_name): Removed.
11446 (classify_argument): Return 0 if bytes > 32. Return 0 if the
11447 first one isn't X86_64_SSE_CLASS or any other ones aren't
11448 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
11449 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
11450 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
11451 and 3 X86_64_SSEUP_CLASS.
11452 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
11453 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
11455 2009-02-10 Ben Elliston <bje@au.ibm.com>
11457 * config/rs6000/rs6000.md (allocate_stack): Always use an update
11458 form instruction to update the stack back chain word, even if the
11459 user has disabled the generation of update instructions.
11460 (movdi_<mode>_update_stack): New.
11461 (movsi_update_stack): Likewise.
11462 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
11463 always use an update form instruction to update the stack back
11466 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
11468 PR middle-end/38953
11469 * graphite.c (if_region_set_false_region): After moving a region in
11470 the false branch of a condition, remove the empty dummy basic block.
11471 (gloog): Remove wrong fix for PR38953.
11473 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11475 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
11476 generation due to implicit sign extension.
11478 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
11480 PR middle-end/38981
11481 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
11482 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
11484 2009-02-09 Richard Guenther <rguenther@suse.de>
11486 PR middle-end/35202
11487 * convert.c (convert_to_real): Disable (float)fn((double)x)
11488 to fnf(x) conversion if errno differences may occur and
11489 -fmath-errno is set.
11491 2009-02-07 Anatoly Sokolov <aesok@post.ru>
11493 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
11494 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11495 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11497 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11500 * c-common.c (handle_alias_attribute): Disallow attribute for
11501 anything not a FUNCTION_DECL or VAR_DECL.
11503 2009-02-06 Janis Johnson <janis187@us.ibm.com>
11506 * real.c (do_compare): Special-case compare of zero against
11507 decimal float value.
11509 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11512 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
11513 as indicating flexible array members unless the field itself is
11514 being declarared as the incomplete array.
11516 2009-02-06 Jan Hubicka <jh@suse.cz>
11518 PR tree-optimization/38844
11519 * ipa-inline.c (try_inline): Stop inlining recursion when edge
11520 is already inlined.
11522 2009-02-06 Richard Guenther <rguenther@suse.de>
11524 PR middle-end/38977
11525 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
11526 fork because we may expand it as __gcov_fork.
11528 2009-02-06 Nick Clifton <nickc@redhat.com>
11530 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
11532 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
11534 PR tree-optimization/35659
11535 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
11536 vn_phi_eq): Shortcut if hashcode does not match.
11537 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
11539 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
11540 and avoid iterative_hash_expr.
11541 (FOR_EACH_VALUE_ID_IN_SET): New.
11542 (value_id_compare): Remove.
11543 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
11544 sort expressions by value id.
11546 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
11549 * config/sh/predicates.md (general_movsrc_operand): Don't check
11550 the subreg of system registers here.
11552 2009-02-05 Jakub Jelinek <jakub@redhat.com>
11555 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
11556 on the copied decl.
11558 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
11560 PR rtl-optimization/39110
11561 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
11562 addresses, not aligned ones.
11564 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
11565 Richard Guenther <rguenther@suse.de>
11567 PR tree-optimization/39100
11568 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
11569 comment says and add edges.
11571 2009-02-05 Joseph Myers <joseph@codesourcery.com>
11574 * c-common.c (handle_tls_model_attribute): Ignore attribute for
11575 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
11577 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
11579 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
11580 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
11581 register_bb_in_sese, new_sese, free_sese): Moved.
11582 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
11583 outermost_loop_in_scop, build_scop_iteration_domain,
11584 expand_scalar_variables_ssa_name, get_vdef_before_scop,
11585 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
11586 Use loop_in_sese_p instead of loop_in_scop_p.
11587 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
11588 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
11589 (scopdet_basic_block_info): Fix bug in scop detection.
11590 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
11591 eq_loop_to_cloog_loop): Remove.
11592 (nb_loops_around_loop_in_scop, nb_loop
11593 ref_nb_loops): Moved here...
11594 * graphite.h (ref_nb_loops): ... from here.
11595 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
11596 (loop_domain_dim, loop_iteration_vector_dim): Remove.
11597 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
11598 * testsuite/gcc.dg/graphite/scop-19.c: New
11600 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
11601 Hans-Peter Nilsson <hp@axis.com>
11603 PR rtl-optimization/37889
11604 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
11605 Move offset handling from PLUS to before the switch. Use new
11606 arguments when considering SYMBOL_REFs too.
11607 (rtx_addr_can_trap_p): Pass dummy offset and size.
11608 (enum may_trap_p_flags): Remove.
11609 (may_trap_p_1): Pass size from MEM_SIZE.
11611 PR rtl-optimization/38921
11612 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
11613 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
11614 * rtlanal.c (may_trap_after_code_motion_p): Delete.
11615 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
11617 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
11619 AVX Programming Reference (January, 2009)
11620 * config/i386/sse.md (*vpclmulqdq): New.
11622 2009-02-04 Jakub Jelinek <jakub@redhat.com>
11624 PR tree-optimization/38977
11625 PR gcov-profile/38292
11626 * calls.c (special_function_p): Disregard __builtin_ prefix.
11628 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
11630 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
11631 non-indexable addresses even before reload.
11633 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11636 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
11637 as having variable size. Do not give an error for unnamed
11638 parameters with [*] declarators. Give a warning for type names
11639 with [*] declarators and mark them as variable size.
11640 * c-parser.c (c_parser_sizeof_expression): Do not give an error
11641 for sizeof applied to [*] type names.
11643 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11646 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
11648 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11650 * gcc.c (process_command): Update copyright notice dates.
11651 * gcov.c (print_version): Likewise.
11652 * gcov-dump.c (print_version): Likewise.
11653 * mips-tfile.c (main): Likewise.
11654 * mips-tdump.c (main): Likewise.
11656 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11659 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
11660 for composite type involving a zero-length array type.
11662 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11665 * function.c (match_asm_constraints_1): Skip over
11666 initial optional % in the constraint.
11668 PR inline-asm/39059
11669 * c-parser.c (c_parser_postfix_expression): If fixed point is not
11670 supported, don't accept FIXED_CSTs.
11671 * c-decl.c (finish_declspecs): Error if fixed point is not supported
11672 and _Sat is used without _Fract/_Accum. Set specs->type to
11673 integer_type_node for cts_fract/cts_accum if fixed point is not
11676 2009-02-02 Catherine Moore <clm@codesourcery.com>
11678 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
11680 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
11682 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
11683 (ABI_HAS_64BIT_SYMBOLS): Use it.
11684 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
11686 2009-02-02 Paul Brook <paul@codesourcery.com>
11688 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
11690 2009-02-02 Jakub Jelinek <jakub@redhat.com>
11692 PR inline-asm/39058
11693 * recog.h (asm_operand_ok): Add constraints argument.
11694 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
11695 recurse on matching constraint.
11696 (check_asm_operands): Pass constraints as 3rd argument to
11697 asm_operand_ok. Don't look up matching constraint here.
11698 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
11701 2009-02-02 Ben Elliston <bje@au.ibm.com>
11703 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
11704 TARGET_NARROW_VOLATILE_BITFIELD macro names.
11706 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11708 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
11709 information. Remove some obsolete information. Reorganize.
11711 * config/pa/fptr.c: Revert license to GPL 2.
11712 * config/pa/milli64.S: Likewise.
11714 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11717 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
11718 LIBRARY name in, instead of hard-coding it.
11719 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
11720 extra target make frag to tmake_files according to EH model.
11721 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
11722 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
11723 frags that define makefile variable EH_MODEL appropriately.
11724 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
11725 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
11726 to "-sjlj" according to type of EH configured.
11727 (LIBGCC_SONAME): Concatenate it to shared library base name.
11728 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
11729 to "_sjlj" according to type of EH configured.
11730 (LIBGCC_SONAME): Concatenate it to shared library base name.
11731 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
11732 (SHLIB_LINK): Add missing semicolon to if-else construct.
11733 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11734 string value of "pe_dll" command-line option.
11735 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
11736 (SHLIB_SONAME): Use it when overriding t-cygming default.
11737 (SHLIB_IMPLIB): Override t-cygming default.
11738 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11739 string value of "pe_dll" command-line option.
11741 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11744 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
11745 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
11747 2009-01-31 Richard Guenther <rguenther@suse.de>
11749 PR tree-optimization/38937
11750 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
11751 computing the transitive closure.
11753 2009-01-30 Richard Guenther <rguenther@suse.de>
11755 PR tree-optimization/39041
11756 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11757 Propagate variable indices only if the types match for this stmt.
11759 2009-01-30 Jakub Jelinek <jakub@redhat.com>
11762 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
11763 inline but never defined.
11765 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
11767 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
11768 (*insv_h_di_reg_extimm): New insn.
11769 (*insv_l<mode>_reg_extimm): New insn.
11771 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11773 * config/picochip/picochip.c (flag_conserve_stack): set
11774 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
11775 fconserve-stack. Reduce call-overhead used by inliner.
11777 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11780 * common.opt (flag_conserve_stack): Initialised to zero.
11782 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
11785 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
11786 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
11789 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
11791 * ira-color.c (allocno_reload_assign): Update comments.
11792 * regmove.c (regmove_optimize): Likewise.
11796 2009-01-29 Robert Millan <rmh@aybabtu.com>
11798 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
11799 * config/i386/kopensolaris-gnu.h: New file. Undefine
11800 `MD_UNWIND_SUPPORT'.
11801 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
11803 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
11805 PR tree-optimization/39007
11806 * tree-loop-distribution.c (generate_builtin): Use
11807 recompute_dominator to compute the immediate dominator of the
11808 basic block just after the loop.
11810 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11812 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
11813 (ASM_OUTPUT_DWARF_PCREL): Define.
11815 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
11817 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
11818 * doc/passes.texi: Remove entries about regclass, local-alloc, and
11819 global. Modify entries about regmove and IRA.
11821 * ra-conflict.c: Remove the file.
11823 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
11825 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
11826 (pass_regclass_init): Rename to pass_reginfo_init.
11828 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
11830 * toplev.h (flag_ira): Remove.
11832 * caller-save.c (setup_save_areas): Remove flag_ira.
11834 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
11836 * global.c: Remove the file.
11838 * opts.c (decode_options): Remove flag_ira.
11840 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
11842 * regmove.c: Modify file description.
11843 (find_use_as_address, try_auto_increment): Define them only if
11844 AUTO_INC_DEC is defined.
11845 (replacement_quality, replace_in_call_usage, fixup_match_1,
11846 stable_and_no_regs_but_for_p): Remove.
11847 (reg_set_in_bb): Make it static.
11848 (regmove_optimize): Remove flag_ira and code which worked for
11851 * local-alloc.c: Remove the file.
11853 * common.opt (fira): Remove.
11855 * ira.c: Include except.h.
11856 (eliminable_regset): Move from global.c.
11857 (mark_elimination): Ditto. Remove flag_ira.
11858 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
11859 equiv_mem_modified, validate_equiv_mem_from_store,
11860 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
11861 contains_replace_regs, memref_referenced_p, memref_used_between_p,
11862 no_equiv, recorded_label_ref): Move from local-alloc.c.
11863 (update_equiv_regs): Ditto. Make it static.
11864 (print_insn_chain, print_insn_chains): Move it from global.c.
11865 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
11866 (build_insn_chain): Ditto. Make it static.
11867 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
11868 Rename to init_live_subregs.
11869 (gate_ira): Remove flag_ira.
11871 * regclass.c: Rename reginfo.c. Change file description.
11872 (FORBIDDEN_INC_DEC_CLASSES): Remove.
11873 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
11874 (init_reg_sets_1): Remove code for evaluation of
11875 reg_class_superclasses and losing_caller_save_reg_set.
11876 (init_regs): Remove init_reg_autoinc.
11877 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
11878 ok_for_base_p_nonstrict): Remove.
11879 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
11880 (pass_regclass_init): Rename to pass_reginfo_init. Modify
11881 corresponding entries.
11882 (dump_regclass, record_operand_costs, scan_one_insn,
11883 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
11884 record_address_regs, auto_inc_dec_reg_p): Remove.
11885 (gt-regclass.h): Rename to gt-reginfo.h.
11887 * rtl.h (dump_global_regs, retry_global_alloc,
11888 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
11890 * Makefile.in (RA_H): Remove.
11891 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
11892 Rename regclass.o to reginfo.o.
11893 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
11895 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
11896 (GTFILES): Rename regclass.c to reginfo.c.
11898 * passes.c (init_optimization_passes): Remove pass_local_alloc and
11899 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
11901 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11902 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
11904 (finish_spills): Ditto. Remove code for !flag_ira.
11906 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
11908 PR middle-end/35854
11909 * doc/invoke.texi (rtl debug options): Complete rewrite.
11910 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
11912 * mode-switching.c (pass_mode_switching): Rename pass from
11913 "mode-sw" to "mode_sw".
11914 * except.c (pass_convert_to_eh_ranges): Rename pass from
11915 "eh-ranges" to "eh_ranges".
11916 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
11920 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
11921 Alexander Monakov <amonakov@ispras.ru>
11923 PR middle-end/38857
11924 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
11926 (move_exprs_to_boundary): Change return type and pass through
11927 should_move from move_op. Relax assert. Update usage ...
11928 (schedule_expr_on_boundary): ... here. Use should_move instead of
11930 (move_op_orig_expr_found): Indicate that insn was disconnected from
11932 (code_motion_process_successors): Do not call after_merge_succs
11933 callback if original expression was not found when traversing any of
11935 (code_motion_path_driver): Change return type. Update prototype.
11936 (move_op): Update comment. Add a new parameter (should_move). Update
11937 prototype. Set *should_move based on indication provided by
11938 move_op_orig_expr_found.
11940 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
11942 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
11943 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
11944 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
11945 * config/rs6000/rs6000.c (rs6000_override_options): Default
11946 avoid-indexed-addresses on for Power6, off for everything else.
11947 (avoiding_indexed_address_p): New function.
11948 (rs6000_legitimize_address): Use it.
11949 (rs6000_legitimate_address): Likewise.
11950 * config/rs6000/rs6000.md (movXX_updateX): Likewise
11952 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
11954 PR tree-optimization/38997
11955 * tree-loop-distribution.c (generate_memset_zero): Use
11956 POINTER_PLUS_EXPR for a pointer addition.
11958 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
11960 * config/s390/s390.md (bswap<mode>2): New pattern added.
11962 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11964 * config/s390/s390.md (*tls_load_31): Added type attribute.
11966 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11968 * config/s390/s390.md: Fix a few comments.
11970 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11972 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
11973 (*tm<mode>_full): Fixed z10prop attribute.
11974 (*tst<mode>_extimm): Fixed z10prop attribute.
11975 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
11976 (*tstqiCCT_cconly): Fixed z10prop attribute.
11977 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
11978 (*movsi_larl): Fixed z10prop attribute.
11979 (*movsi_zarch): Fixed z10prop attribute.
11980 (*movsi_eas): Fixed z10prop attribute.
11981 (*movhi): Fixed z10prop attribute.
11982 (*movqi): Fixed z10prop attribute.
11983 (*movstrictqi): Fixed z10prop attribute.
11984 (*mov<mode>): Fixed z10prop attribute.
11985 (*movcc): Fixed z10prop attribute.
11986 (*sethighpartdi_64): Fixed z10prop attribute.
11987 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
11988 (*negdi2_sign_cc): Fixed z10prop attribute.
11989 (*negdi2_sign): Fixed z10prop attribute.
11990 (*absdi2_sign_cc): Fixed z10prop attribute.
11991 (*absdi2_sign): Fixed z10prop attribute.
11992 (*negabsdi2_sign_cc): Fixed z10prop attribute.
11993 (*negabsdi2_sign): Fixed z10prop attribute.
11994 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
11995 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
11996 (doloop_si64): Fixed z10prop attribute.
11997 (doloop_si31): Fixed z10prop attribute.
11998 (doloop_long): Fixed z10prop attribute.
11999 (indirect_jump): Fixed z10prop attribute.
12000 (nop): Fixed z10prop attribute.
12001 (main_base_64): Fixed z10prop attribute.
12002 (reload_base_64): Fixed z10prop attribute.
12004 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12006 PR rtl-optimization/38740
12007 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
12009 * config/mips/mips.c (mips_reorg): Likewise.
12011 2009-01-28 Richard Guenther <rguenther@suse.de>
12013 PR tree-optimization/38926
12014 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
12015 with the correct value id to a value.
12016 (do_regular_insertion): Use the value number of edoubleprime
12017 for the value number of the expr.
12020 2008-08-21 Richard Guenther <rguenther@suse.de>
12022 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
12023 a PHI ask VN if it is already available.
12024 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
12025 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
12027 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12029 PR middle-end/38934
12030 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
12031 set to varying whenever max has TREE_OVERFLOW set, similarly
12032 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
12034 2009-01-28 Richard Guenther <rguenther@suse.de>
12036 PR middle-end/38908
12037 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
12038 uninitialized aggregate uses in call arguments.
12040 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
12042 PR tree-optimization/38984
12043 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
12044 the nothing_id variable if -fno-delete-null-pointer-checks.
12046 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
12049 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
12050 (set_got_offset_rex64): Ditto.
12052 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
12055 * doc/extend.texi: Improve local variable with asm reg.
12057 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
12059 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
12060 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
12061 was not supplied then set warn_packed_bitfield_compat to the
12062 default value of 1.
12063 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
12066 2009-01-27 Richard Guenther <rguenther@suse.de>
12068 PR tree-optimization/38503
12069 * cfgexpand.c (expand_gimple_basic_block): Ignore
12070 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
12071 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
12072 variables that cannot have TBAA applied.
12073 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
12076 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
12078 PR middle-end/38969
12079 * calls.c (initialize_argument_information): Do not wrap complex
12080 arguments in SAVE_EXPR.
12082 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
12084 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
12085 (INSTALL_LIBGCC): Revert typo commit.
12087 2009-01-26 Richard Guenther <rguenther@suse.de>
12089 PR tree-optimization/38745
12090 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
12091 from special handling.
12093 2009-01-26 Richard Guenther <rguenther@suse.de>
12095 PR tree-optimization/38745
12096 * tree-ssa.c (execute_update_addresses_taken): Do not include
12097 variables that cannot possibly be a register in not_reg_needs.
12098 Do not clear TREE_ADDRESSABLE on vars that may not become
12100 * tree-ssa.c (update_alias_info_1): Include those in the set
12101 of addressable vars.
12103 2009-01-26 Richard Guenther <rguenther@suse.de>
12105 PR middle-end/38851
12106 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
12107 * tree-ssa-dse.c: Include langhooks.h
12108 (execute_simple_dse): Remove stores with zero size.
12110 2009-01-24 Jakub Jelinek <jakub@redhat.com>
12113 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
12116 2009-01-24 Julian Brown <julian@codesourcery.com>
12118 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
12119 config/arm/linux-atomic.c.
12120 * config/arm/linux-atomic.c: New.
12122 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
12124 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
12125 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
12126 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
12128 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
12131 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
12134 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
12136 PR tree-optimization/38953
12137 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
12138 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
12139 (gloog): Split the exit of the scop when the scop exit is a loop exit.
12140 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
12143 2009-01-24 Paul Brook <paul@codesourcery.com>
12145 * config/arm/neon.md (neon_type): Move to arm.md.
12146 (neon_mov<VSTRUCT>): Add neon_type attribute.
12147 * config/arm/arm.md (neon_type): Move to here.
12148 (conds): Add "unconditioal" and use as default for NEON insns.
12150 2009-01-24 Ben Elliston <bje@au.ibm.com>
12152 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
12153 void *' warning from -Wc++-compat.
12154 * Makefile.in (dominance.o-warn): Remove.
12156 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
12158 PR tree-optimization/38932
12159 * fold-const.c (fold_unary_ignore_overflow): New.
12160 * tree.h (fold_unary_ignore_overflow): Declare.
12161 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
12162 * tree-ssa-sccvn.c (visit_reference_op_load,
12163 simplify_unary_expression): Likewise.
12165 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
12167 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
12168 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
12169 regardless of their type.
12170 * c-common.c (handle_packed_attribute): Don't ignore packed on
12172 * c.opt (Wpacked-bitfield-compat): New warning option.
12173 * stor-layout.c (place_field): Warn if offset of a field changed.
12174 * doc/extend.texi (packed): Mention the ABI change.
12175 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
12176 (Warning Options): Add it to the list.
12178 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
12180 * c-opts.c (c_common_post_options): Fix a typo in comments.
12182 2009-01-22 Steve Ellcey <sje@cup.hp.com>
12184 PR middle-end/38615
12185 * gimplify.c (gimplify_init_constructor): Fix promotion of const
12186 variables to static.
12187 * doc/invoke.texi (-fmerge-all-constants): Update description.
12189 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
12192 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
12193 (*movdi_1_rex64): Use type "mmx" for alternative 5.
12195 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
12197 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
12199 (LOCAL_ALIGNMENT): Similarly.
12201 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12202 Joseph Myers <joseph@codesourcery.com>
12204 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
12205 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
12206 * config/arm/arm-tune.md: Regenerate.
12207 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
12210 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12212 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
12213 version number to five.
12215 2009-01-22 Dodji Seketeli <dodji@redhat.com>
12218 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
12219 * c-common.c (set_underlying_type): Likewise.
12220 (is_typedef_decl ): Likewise
12222 (set_underlying_type): Likewise.
12223 (is_typedef_type): Likewise.
12225 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
12227 PR middle-end/38587
12228 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
12231 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
12234 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
12235 (LIBGCC_SPEC): Don't define.
12236 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
12238 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
12240 PR rtl-optimization/38879
12241 * alias.c (base_alias_check): Unaligned access via AND address can
12242 alias all surrounding object types except those with sizes equal
12243 or wider than the size of unaligned access.
12245 2009-01-21 Dodji Seketeli <dodji@redhat.com>
12248 * c-decl.c (clone_underlying_type): Move this ...
12249 * c-common.c (set_underlying_type): ... here.
12250 Also, make sure the function properly sets TYPE_STUB_DECL() on
12251 the newly created typedef variant type.
12252 (is_typedef_decl ): New entry point.
12253 * tree.h: Added a new member member_types_needing_access_check to
12254 struct tree_decl_non_common.
12255 (set_underlying_type): New entry point.
12256 (is_typedef_type): Likewise.
12258 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
12260 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
12261 Check whether two instructions have memory references that
12262 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
12263 are helper functions for traversing.
12264 * alias.h (insn_alias_sets_confilict_p): New prototypes.
12265 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
12266 not to draw dependency edge for instructions with non-conflicting
12269 2009-01-20 Joseph Myers <joseph@codesourcery.com>
12272 * longlong.h: Update copyright years. Use soft-fp license notice.
12273 Sync __clz_tab declaration with glibc.
12275 2009-01-20 Steve Ellcey <sje@cup.hp.com>
12278 * doc/extend.texi (syscall_linkage): New.
12279 (version_id): Modify.
12281 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12282 Richard Guenther <rguenther@suse.de>
12284 PR tree-optimization/38747
12285 PR tree-optimization/38748
12286 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
12287 conversion if the base address is an indirect reference and the
12288 aliasing sets could cause issues.
12290 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12292 * common.opt (fgraphite, fgraphite-identity): Add comment for
12293 explaining why these options are not documented.
12295 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12297 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
12298 gimple_call_lhs is NULL.
12300 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
12303 * emit-rtl.c (adjust_address_1): Make sure memref is never
12306 2009-01-20 Ben Elliston <bje@au.ibm.com>
12308 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12309 const qualifier from arg parameter. Remove unnecessary cast to char *.
12310 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12311 const qualifier from arg 2.
12313 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
12315 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
12317 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
12320 * rtl.h (reinit_regs): New prototype.
12321 * regclass.c: Include ira.h.
12322 (reinit_regs): New.
12323 * Makefile.in (regclass.o): Add ira.h.
12324 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
12326 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
12329 * c-common.c (handle_aligned_attribute): Use
12330 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
12331 default alignment value.
12333 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
12335 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
12336 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
12338 * doc/extend.texi: Update __attribute__ ((aligned)). Document
12339 __BIGGEST_ALIGNMENT__.
12341 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
12343 2009-01-18 Richard Guenther <rguenther@suse.de>
12345 PR tree-optimization/38819
12346 * tree-flow.h (operation_could_trap_helper_p): Declare.
12347 * tree-eh.c (operation_could_trap_helper_p): Export.
12348 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
12349 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
12350 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
12351 are about to insert a possibly trapping instruction and fail
12354 2009-01-18 Andreas Schwab <schwab@suse.de>
12356 * doc/install.texi (Configuration): Remove obsolete paragraph
12357 about use of --with-gnu-ld with --with-gnu-as.
12359 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
12361 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
12362 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
12363 Follow spelling conventions.
12365 2009-01-18 Ben Elliston <bje@au.ibm.com>
12367 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
12368 C++ warning about implicit conversion from void * to struct
12370 (bitmap_obstack_free): Likewise for bitmap_element *.
12371 * Makefile.in (bitmap.o-warn): Remove.
12373 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
12375 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
12377 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
12378 Tobias Grosser <tobi.grosser@amd.com>
12380 * graphite.c (graphite_trans_scop_block): Do not block single
12383 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
12385 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
12386 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
12387 test with assertion.
12389 2009-01-16 Richard Guenther <rguenther@suse.de>
12391 PR tree-optimization/38835
12392 PR middle-end/36227
12393 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
12394 and INT + PTR -> (INT)(PTR p+ INT) folding.
12395 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
12397 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
12400 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
12401 the subreg from a lowpart subreg if it is also casting the value.
12403 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12404 Tobias Grosser <tobi.grosser@amd.com>
12406 * graphite.c (compare_prefix_loops): New.
12407 (build_scop_canonical_schedules): Rewritten.
12408 (graphite_transform_loops): Move build_scop_canonical_schedules
12409 after build_scop_iteration_domain.
12411 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12412 Tobias Grosser <tobi.grosser@amd.com>
12414 * graphite.c (add_conditions_to_domain): Add the loops to
12415 the dimension of the iteration domain. Do copy the domain
12416 only when it exists.
12417 (build_scop_conditions_1): Do not call add_conditions_to_domain.
12418 (add_conditions_to_constraints): New.
12419 (can_generate_code_stmt, can_generate_code): Removed.
12420 (gloog): Do not call can_generate_code.
12421 (graphite_transform_loops): Call add_conditions_to_constraints
12422 after building the iteration domain.
12424 2009-01-16 Jakub Jelinek <jakub@redhat.com>
12426 PR tree-optimization/38789
12427 * tree-ssa-threadedge.c
12428 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12429 __builtin_constant_p.
12431 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12433 * dce.c (delete_unmarked_insns): Reversed the order that insns are
12434 examined before deleting them.
12436 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
12438 * function.c (aggregate_value_p): Correctly extract the function
12439 type from CALL_EXPR_FN lookup.
12441 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12443 * config/picochip/picochip.c (picochip_override_options): Revert
12444 CFI asm flag disable commited previously.
12446 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
12447 Tobias Grosser <tobi.grosser@amd.com>
12448 Jan Sjodin <jan.sjodin@amd.com>
12450 * graphite.c (scan_tree_for_params): On substractions negate
12451 all the coefficients of the term.
12452 (clast_to_gcc_expression_red): New. Handle reduction expressions
12453 of more than two operands.
12454 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
12455 (get_vdef_before_scop): Handle also the case of default definitions.
12457 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
12459 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
12460 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
12461 Also use them when walking CALL_INSN_FUNCTION_USAGE.
12463 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
12464 Joey Ye <joey.ye@intel.com>
12466 PR middle-end/37843
12467 * cfgexpand.c (expand_stack_alignment): Don't update stack
12468 boundary nor check incoming stack boundary here.
12469 (gimple_expand_cfg): Update stack boundary and check incoming
12470 stack boundary here.
12472 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12474 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
12476 2009-01-14 Jakub Jelinek <jakub@redhat.com>
12478 PR rtl-optimization/38245
12479 * calls.c (expand_call): Add stack arguments to
12480 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12481 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
12482 in regs and partially in memory or BLKmode arguments.
12483 (emit_library_call_value_1): Add stack arguments to
12484 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12485 ACCUMULATE_OUTGOING_ARGS).
12486 * dce.c: Include tm_p.h.
12487 (find_call_stack_args): New function.
12488 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
12490 (mark_insn): Call find_call_stack_args for CALL_Ps.
12491 (prescan_insns_for_dce): Walk insns backwards in bb rather than
12492 forwards. Allocate and free arg_stores bitmap if needed, pass it
12493 down to deletable_insn_p, don't mark stores set in arg_stores
12494 bitmap, clear the bitmap at the beginning of each bb.
12495 * Makefile.in (dce.o): Depend on $(TM_P_H).
12497 2009-01-14 Michael Meissner <gnu@the-meissners.org>
12500 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
12501 to make sure the insn is a conditional test (bug 22599). Reformat a
12504 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
12506 PR middle-end/38431
12507 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
12508 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
12509 (gloog): Do not call cleanup_tree_cfg.
12510 (graphite_transform_loops): Call cleanup_tree_cfg after all
12511 scops have been code generated.
12513 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
12514 * doc/gty.texi (Invoking the garbage collector): Added new node
12515 and section documenting ggc_collect.
12517 2009-01-14 Richard Guenther <rguenther@suse.de>
12519 PR tree-optimization/38826
12520 PR middle-end/38477
12521 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
12522 initialization notes only if we actually emitted a warning.
12523 (intra_create_variable_infos): Add constraints for a result decl
12524 that is passed by hidden reference.
12525 (build_pred_graph): Mark all related variables non-direct on
12528 2009-01-14 Nick Clifton <nickc@redhat.com>
12530 * ira-conflicts.c: Include addresses.h for the definition of
12532 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
12533 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
12535 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
12538 * Makefile.in (ira-lives.o): Add except.h.
12540 * ira-lives.c: Include except.h.
12541 (process_bb_node_lives): Process can_throw_internal.
12543 2009-01-13 Jakub Jelinek <jakub@redhat.com>
12545 PR rtl-optimization/38774
12546 * combine.c (simplify_set): When undoing cc_use change, don't do
12547 PUT_CODE on the newly created comparison, but instead put back the
12550 2009-01-13 Joseph Myers <joseph@codesourcery.com>
12552 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
12553 values. Remove duplicate arm8 entry.
12555 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12557 PR tree-optimization/38786
12558 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
12559 the SSA_NAME case of expand_scalar_variables_expr.
12560 Set the type of an expression to the type of its assign statement.
12561 (expand_scalar_variables_expr): Also gather the scalar computation
12562 used to index the memory access. Do not pass loop_p.
12563 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
12564 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
12565 the gimple_stmt_iterator where it inserts new code.
12566 Do not pass loop_p.
12567 (copy_bb_and_scalar_dependences): Do not pass loop_p.
12568 (translate_clast): Update call to copy_bb_and_scalar_dependences.
12570 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12572 * graphite.h (debug_value): Removed.
12573 * graphite.c (debug_value): Removed.
12575 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12577 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
12578 ldrd/strd with two 32-bit instructions.
12580 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12582 * config/arm/arm.c (struct processors): Pass for speed down into
12583 cost helper functions.
12584 (const_ok_for_op): Handle COMPARE and inequality nodes.
12585 (arm_rtx_costs_1): Rewrite.
12586 (arm_size_rtx_costs): Update prototype.
12587 (arm_rtx_costs): Pass speed down to helper functions.
12588 (arm_slowmul_rtx_costs): Rework cost calculations.
12589 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
12590 (arm_9e_rtx_costs): Likewise.
12592 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
12594 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
12595 relocations of local symbols wider than UNITS_PER_WORD are not valid.
12596 (alpha_legitimize_address): Do not split local symbols wider than
12597 UNITS_PER_WORD into HIGH/LO_SUM parts.
12599 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
12602 * gcc.c (process_command): Replace call to execvp with calls
12603 to pex_one and exit.
12605 2009-01-03 Anatoly Sokolov <aesok@post.ru>
12608 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
12609 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
12610 variant for devices with 3-byte PC.
12611 (__tablejump_elpm__): New.
12613 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12616 * c-parser.c (c_parser_postfix_expression): Allow `->' in
12617 offsetof member-designator, handle it as `[0].'.
12619 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12621 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
12622 function when not using named sections on targets with named sections
12623 if branch distance is less than 262132.
12625 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
12627 * combine.c (combine_instructions): Recompute
12628 optimize_this_for_speed_p for each BB in the main combine loop.
12630 2009-01-12 Tomas Bily <tbily@suse.cz>
12633 * tree-loop-distribution.c (prop_phis): New function.
12634 (generate_builtin): Call prop_phis.
12635 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
12637 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12639 PR tree-optimization/38807
12640 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
12641 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
12643 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12645 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12646 subreg of op0 to the original op0.
12648 2009-01-11 Laurent GUERBY <laurent@guerby.net>
12650 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
12652 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
12655 * mips-tfile.c (parse_def): Fix parsing of def strings
12656 starting with digits.
12658 2009-01-10 Jakub Jelinek <jakub@redhat.com>
12661 * config/arm/arm.c (arm_is_long_call_p): Don't call
12662 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
12664 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
12666 * regrename.c (regrename_optimize): Fix dumping.
12667 (find_oldest_value_reg): Preserve REG_POINTER.
12668 (copy_hardreg_forward_1): Likewise.
12670 2009-01-09 Diego Novillo <dnovillo@google.com>
12672 * gimple.h (struct gimple_statement_base) <uid>: Document
12673 the restrictions on its use.
12674 (gimple_uid): Tidy.
12675 (gimple_set_uid): Tidy.
12677 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12679 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
12680 zero guard even if align_bytes != 0 and count is smaller than
12683 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
12685 PR rtl-optimization/38495
12686 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
12687 (add_range_and_copies_from_move_list): Print all added ranges.
12688 Add ranges to memory optimized destination.
12690 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12694 * config/i386/i386.c (override_options): Reject
12695 -mstringop-strategy=rep_8byte with -m32.
12696 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
12697 to 1. Do count comparison against epilogue_size_needed at compile
12698 time even when count_exp was constant forced into register. For
12699 size_needed don't jump to epilogue, instead just avoid aligning
12700 and invoke the body algorithm. If need_zero_guard, add zero guard
12701 even if count is non-zero, but smaller than size_needed + number of
12702 bytes that could be stored for alignment.
12703 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
12704 to 1. If need_zero_guard, add zero guard even if count is non-zero,
12705 but smaller than size_needed + number of bytes that could be stored
12706 for alignment. Compare size_needed with epilogue_size_needed instead
12707 of desired_align - align, don't adjust size_needed, pass
12708 epilogue_size_needed to the epilogue expanders.
12711 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
12713 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12715 * pa.c (last_address): Change to unsigned.
12716 (update_total_code_bytes): Change argument to unsigned. Don't
12717 check if insn addresses are set.
12718 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
12719 addresses are not set.
12720 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
12722 2009-01-09 Nick Clifton <nickc@redhat.com>
12724 * config/sh/symbian.c: Replace uses of DECL_INLINE with
12725 DECL_DECLARED_INLINE_P.
12727 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12729 PR middle-end/38347
12730 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
12731 GET_MODE (op0) in operand_subword_force calls.
12733 PR middle-end/38771
12734 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
12735 fold_convert arg0 operands to TREE_TYPE (op0) first.
12737 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
12739 * params.def (ira-max-conflict-table-size): Decrease default value
12742 2009-01-08 Jakub Jelinek <jakub@redhat.com>
12744 PR tree-optimization/37031
12745 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
12747 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
12748 allocate it using gc instead of heap, use VEC_quick_push instead of
12750 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
12751 instead of heap, use VEC_quick_push instead of VEC_safe_push.
12752 * tree-data-ref.h (struct access_matrix): Change matrix to gc
12753 allocated vector from heap allocated.
12754 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
12755 * tree-loop-linear.c (linear_transform_loops): Allocate nest
12756 vector only after perfect_loop_nest_depth call.
12758 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
12759 Jan Sjodin <jan.sjodin@amd.com>
12761 PR tree-optimization/38559
12762 * graphite.c (debug_value, copy_constraint,
12763 swap_constraint_variables, scale_constraint_variable, ): New.
12764 (get_lower_bound, get_upper_bound): Removed.
12765 (graphite_trans_bb_strip_mine): Clean up this code that works
12766 only for constant number of iterations. Fully copy upper and
12767 lower bound constraints, not only the constant part of them.
12768 * graphite.h (debug_value): Declared.
12770 2009-01-08 Ira Rosen <irar@il.ibm.com>
12772 PR tree-optimization/37194
12773 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
12774 Don't add the cost of cost model guard in prologue to scalar
12775 outside cost in case of known number of iterations.
12777 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
12778 Alan Modra <amodra@bigpond.net.au>
12780 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
12781 non-word-aligned REG+CONST addressing.
12783 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
12786 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
12787 free_after_compilation when outputting a thunk.
12788 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
12789 Do not call free_after_compilation here.
12791 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
12793 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
12794 (ix86_valid_target_attribute_inner_p): Ditto.
12796 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
12798 PR tree-optimization/38492
12799 PR tree-optimization/38498
12800 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
12801 * tree-chrec.h (scev_is_linear_expression): Declared.
12802 * graphite.c (graphite_cannot_represent_loop_niter): New.
12803 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
12804 (graphite_loop_normal_form): Use gcc_assert.
12805 (scan_tree_for_params): Use CASE_CONVERT.
12806 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
12807 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
12808 Use gcc_assert. Discard scops that contain unhandled cases.
12809 (build_scop_conditions): Return a boolean status for unhandled cases.
12810 (strip_mine_profitable_p): Print the loop number, not its depth.
12811 (is_interchange_valid): Pass the depth of the loop nest, don't
12812 recompute it wrongly.
12813 (graphite_trans_bb_block): Same.
12814 (graphite_trans_bb_block): Print tentative of loop blocking.
12815 (graphite_trans_scop_block): Do not print that the loop has been
12817 (graphite_transform_loops): Do not handle scops that contain condition
12820 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
12822 AVX Programming Reference (December, 2008)
12823 * config/i386/avxintrin.h (_mm256_stream_si256): New.
12824 (_mm256_stream_pd): Likewise.
12825 (_mm256_stream_ps): Likewise.
12827 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
12828 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
12829 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
12830 (bdesc_special_args): Add __builtin_ia32_movntdq256,
12831 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
12832 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
12833 (ix86_expand_special_args_builtin): Likewise.
12835 * config/i386/sse.md (AVXMODEDI): New.
12836 (avx_movnt<mode>): Likewise.
12837 (avx_movnt<mode>): Likewise.
12838 (<sse>_movnt<mode>): Remove AVX support.
12839 (sse2_movntv2di): Likewise.
12841 2009-01-07 Richard Guenther <rguenther@suse.de>
12843 PR middle-end/38751
12844 * fold-const.c (extract_muldiv): Remove obsolete comment.
12845 (fold_plusminus_mult_expr): Undo MINUS_EXPR
12846 to PLUS_EXPR canonicalization for the canonicalization.
12848 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
12850 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
12851 hosted cross-compilers generating less efficient code.
12853 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
12855 * function.h (rtl_data): Add a dbr_scheduled_p field.
12856 * reorg.c (dbr_schedule): Set it.
12857 (gate_handle_delay_slots): Check it.
12858 * config/mips/mips.c (mips_base_delayed_branch): Delete.
12859 (mips_reorg): Check flag_delayed_branch instead of
12860 mips_base_delayed_branch.
12861 (mips_override_options): Don't set mips_base_delayed_branch
12862 or flag_delayed_branch.
12864 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
12866 PR rtl-optimization/38426.
12867 * ira.c (ira): Set current_function_is_leaf earlier.
12869 2009-01-06 Jakub Jelinek <jakub@redhat.com>
12871 PR rtl-optimization/38722
12872 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
12873 too early, only set a flag and modify after last possible
12876 2009-01-06 Janis Johnson <janis187@us.ibm.com>
12879 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
12880 * real.c (decimal_single_format): Correct values of emin and emax.
12881 (decimal_double_format): Ditto.
12882 (decimal_quad_format): Ditto.
12883 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
12884 computation of DECnn_MIN and DECnn_MAX for corrected values of
12885 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
12886 __DECnn_MIN__, and adjust its computation for the corrected value
12889 2009-01-06 Jan Hubicka <jh@suse.cz>
12892 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
12894 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
12896 * doc/contrib.texi (Contributors): Slightly adjust the end note.
12897 Add Robert Clark to the list of testers.
12899 2009-01-06 Jan Hubicka <jh@suse.cz>
12900 Kai Tietz <kai.tietz@onevision.com>
12902 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
12903 * config/i386/i386.c (ix86_expand_call): Add clobbers.
12905 2009-01-06 Jan Hubicka <jh@suse.cz>
12906 Kai Tietz <kai.tietz@onevision.com>
12908 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
12910 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
12911 (ix86_nsaved_regs): Count only general purpose regs.
12912 (ix86_nsaved_sseregs): New.
12913 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
12914 to 16 for w64; compute padding and size of sse reg save area.
12915 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
12916 general purpose regs.
12917 (ix86_emit_save_sse_regs_using_mov): New.
12918 (ix86_expand_prologue): Save SSE regs if needed.
12919 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
12920 (ix86_emit_restore_sse_regs_using_mov): New.
12921 (ix86_expand_epilogue): Save SSE regs if needed.
12923 2009-01-06 Jan Hubicka <jh@suse.cz>
12924 Kai Tietz <kai.tietz@onevision.com>
12926 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
12927 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
12928 functions when accumulate outgoing args is off.
12930 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
12933 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
12934 before using pseudos_have_intersected_live_ranges_p.
12936 * ira-int.h (ira_assert): Always define.
12938 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
12940 AVX Programming Reference (December, 2008)
12941 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
12942 (_mm256_permute2_pd): Likewise.
12943 (_mm_permute2_ps): Likewise.
12944 (_mm256_permute2_ps): Likewise.
12945 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
12946 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
12948 * config/i386/i386.c (ix86_builtins): Remove
12949 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
12950 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
12951 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
12952 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
12953 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
12954 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
12955 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
12956 __builtin_ia32_vpermil2ps256.
12957 (ix86_init_mmx_sse_builtins): Updated.
12958 (ix86_expand_args_builtin): Likewise.
12960 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12962 * pa.c (output_call): Relocate non-jump insns in the delay slot of
12963 long absolute calls when generating PA 2.0 code.
12965 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
12967 PR rtl-optimization/38583
12968 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
12970 * params.def (ira-max-conflict-table-size): New.
12972 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
12974 * ira.h (ira_conflicts_p): New external definition.
12976 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
12977 table. Report this. Return result of building.
12978 (ira_build_conflicts): Use ira_conflicts_p. Check result of
12979 building conflict table.
12981 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
12982 (ira_color): Use ira_conflicts_p.
12984 * global.c: Include ira.h.
12985 (pseudo_for_reload_consideration_p, build_insn_chain): Use
12988 * Makefile.in (global.o): Add ira.h.
12990 * ira-build.c (mark_all_loops_for_removal,
12991 propagate_some_info_from_allocno): New.
12992 (remove_unnecessary_allocnos): Call
12993 propagate_some_info_from_allocno.
12994 (remove_low_level_allocnos): New.
12995 (remove_unnecessary_regions): Add parameter. Call
12996 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
12997 parameter to remove_unnecessary_regions.
12998 (ira_build): Remove all regions but root if the conflict table was
12999 not built. Update conflict hard regs for allocnos crossing calls.
13001 * ira.c (ira_conflicts_p): New global.
13002 (ira): Define and use ira_conflicts_p.
13004 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
13005 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
13006 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
13008 2009-01-06 Ben Elliston <bje@au.ibm.com>
13010 * gengtype-lex.l (YY_NO_INPUT): Define.
13012 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13015 * c-common.c (handle_vector_size_attribute): Also reject
13016 BOOLEAN_TYPE types.
13018 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
13020 PR tree-optimization/38492
13021 * graphite.c (rename_map_elt, debug_rename_elt,
13022 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
13023 rename_map_elt_info, eq_rename_map_elts,
13024 get_new_name_from_old_name, bb_in_sese_p): Moved around.
13025 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
13026 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
13027 (sese_build_livein_liveouts): New.
13028 (new_sese, free_sese): New.
13029 (new_scop): Call new_sese.
13030 (free_scop): Call free_sese.
13031 (rename_variables_from_edge, rename_phis_end_scop): Removed.
13032 (register_old_new_names): Renamed register_old_and_new_names.
13033 (register_scop_liveout_renames, add_loop_exit_phis,
13034 insert_loop_close_phis, struct igp,
13035 default_liveout_before_guard, add_guard_exit_phis,
13036 insert_guard_phis, copy_renames): New.
13037 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
13038 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
13039 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
13040 (scop_adjust_phis_for_liveouts): New.
13041 (gloog): Call scop_adjust_phis_for_liveouts.
13043 * graphite.h (struct sese): Documented. Added fields liveout,
13044 num_ver and livein.
13045 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
13046 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
13047 (struct scop): Added field liveout_renames.
13048 (SCOP_LIVEOUT_RENAMES): New.
13050 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13052 PR tree-optimization/38510
13053 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
13054 (translate_clast): Call recompute_all_dominators before
13056 (gloog): Call recompute_all_dominators before graphite_verify.
13058 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13059 Jan Sjodin <jan.sjodin@amd.com>
13061 PR tree-optimization/38500
13062 * graphite.c (create_sese_edges): Call fix_loop_structure after
13065 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13067 * config.gcc: Add m32r*-*-rtems*.
13068 * config/m32r/rtems.h: New file.
13070 2009-01-05 Ben Elliston <bje@au.ibm.com>
13072 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
13073 (.po.pox): Likewise.
13074 (po/gcc.pot): Likewise.
13076 2009-01-04 David S. Miller <davem@davemloft.net>
13078 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
13079 (STARTING_FRAME_OFFSET): Always set to zero.
13081 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13083 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
13084 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
13085 fixed-point types, and vectors of the same.
13087 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13089 * config/mips/sync.md (*mb_barrier): Rename to...
13090 (*memory_barrier): ...this.
13092 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
13094 * doc/extend.texi (Function Attributes): Move @cindex after @item
13095 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
13096 and put in alphabetical order. Fix 'target' name and put in order.
13097 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
13100 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
13102 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
13103 (memory_barrier): Expand as unspec instead of unspec_volatile.
13104 Remove mem:BLK from insn operands. Use Pmode scratch register.
13105 (*memory_barrier): Define as unspec instead of unspec_volatile.
13106 Use (match_dup 0) as input operand.
13108 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
13109 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
13110 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
13111 scratch register. Remove operand 1.
13112 (*stbar): Define as unspec instead of unspec_volatile.
13113 Use (match_dup 0) as input operand, remove (const_int 8).
13114 (*membar): Define as unspec instead of unspec_volatile.
13115 Use (match_dup 0) as input operand, remove input operand 2.
13117 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
13118 (memory_barrier): Expand as unspec instead of unspec_volatile.
13119 Remove mem:BLK from insn operands. Use Pmode scratch register.
13120 (*memory_barrier): Define as unspec instead of unspec_volatile.
13121 Use (match_dup 0) as input operand.
13123 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
13124 Remove mem:BLK from insn operands. Use Pmode scratch register.
13125 Set volatile flag on operand 0.
13126 (*memory_barrier): New insn pattern.
13128 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
13130 (*memory_barrier): Use (match_dup 0) as input operand.
13132 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
13133 Remove mem:BLK from insn operands. Use Pmode scratch register.
13134 Set volatile flag on operand 0.
13135 (*mb_internal): New insn pattern.
13137 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
13139 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13141 PR middle-end/38586
13142 * function.c (struct temp_slot): Move to the section of the file
13143 that deals with temp slots. Remove field 'address'.
13144 (temp_slot_address_table): New hash table of address -> temp slot.
13145 (struct temp_slot_address_entry): New struct, items for the table.
13146 (temp_slot_address_compute_hash, temp_slot_address_hash,
13147 temp_slot_address_eq, insert_temp_slot_address): Support functions
13149 (find_temp_slot_from_address): Rewrite to use the new hash table.
13150 (remove_unused_temp_slot_addresses): Remove addresses of temp
13151 slots that have been made available.
13152 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
13153 worker function for remove_unused_temp_slot_addresses.
13154 (assign_stack_temp_for_type): Don't clear the temp slot address list.
13155 Add the temp slot address to the address -> temp slot map.
13156 (update_temp_slot_address): Update via insert_temp_slot_address.
13157 (free_temp_slots): Call remove_unused_temp_slot_addresses.
13158 (pop_temp_slots): Likewise.
13159 (init_temp_slots): Allocate the address -> temp slot map, or empty
13160 the map if it is already allocated.
13161 (prepare_function_start): Initialize temp slot processing.
13163 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13165 PR middle-end/38584
13166 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
13167 Calculate the size of all stack vars assuming no packing of stack
13168 vars will happen, replacing a quadratic algorithm with a linear one.
13170 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13173 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
13176 2009-01-03 Diego Novillo <dnovillo@google.com>
13178 * doc/contrib.texi: Update contributions.
13180 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13183 * builtins.c (fold_builtin_memory_op): Give up if either operand
13184 is volatile. Set srctype or desttype to non-qualified version
13188 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
13189 and FUNCTION_DECLs.
13191 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
13193 PR rtl-optimization/35805
13194 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
13195 problem if fast dce is able to remove any instructions.
13196 * dce.c (dce_process_block): Fix dump message.
13198 2009-01-02 Mark Mitchell <mark@codesourcery.com>
13201 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
13203 2009-01-02 Jakub Jelinek <jakub@redhat.com>
13205 PR middle-end/38690
13206 * tree-flow.h (op_code_prio, op_prio): New prototypes.
13207 * tree-pretty-print.c (op_code_prio): New function.
13208 (op_prio): No longer static. Use op_code_prio.
13209 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
13210 Use op_prio and op_code_prio to determine if () should be
13211 printed around operand(s) or not.
13213 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
13214 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
13215 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
13216 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
13217 pp_character instead of pp_string for single letter printing.
13219 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
13221 * doc/extend.texi: Fix '#pragma GCC option' typo.
13223 2009-01-02 Richard Guenther <rguenther@suse.de>
13225 * doc/install.texi (--enable-checking): Mention different
13226 default for stage1.
13227 (--enable-stage1-checking): Document.
13229 2009-01-01 Andrew Pinski <pinskia@gmail.com>
13231 PR middle-end/30142
13232 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
13233 case to be an error.
13235 2009-01-02 Ben Elliston <bje@au.ibm.com>
13237 * config/fp-bit.h (pack_d): Constify argument.
13238 * config/fp-bit.c (makenan): Constify return type. Remove casts.
13239 (isnan): Constify argument.
13241 (iszero): Likewise.
13242 (pack_d): Likewise.
13243 (_fpadd_parts): Constify return type.
13244 (_fpmul_parts): Likewise.
13245 (_fpdiv_parts): Likewise.
13247 2009-01-01 Jakub Jelinek <jakub@redhat.com>
13250 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
13251 warn about overwriting initializer with side-effects or
13252 -Woverride-init if !IMPLICIT.
13253 (output_init_element): Likewise. Pass IMPLICIT down to
13255 (process_init_element): Add IMPLICIT argument. Pass it down
13256 to output_init_element.
13257 (push_init_element, pop_init_level, set_designator): Adjust
13258 process_init_element callers.
13259 (set_nonincremental_init, set_nonincremental_init_from_string):
13260 Adjust add_pending_init callers.
13261 (output_pending_init_elements): Adjust output_init_element callers.
13262 * c-tree.h (process_init_element): Adjust prototype.
13263 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
13264 process_init_element callers.
13267 Copyright (C) 2009 Free Software Foundation, Inc.
13269 Copying and distribution of this file, with or without modification,
13270 are permitted in any medium without royalty provided the copyright
13271 notice and this notice are preserved.