1 2009-05-25 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/36327
4 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5 callback for reference translation or lookup at the point
7 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
9 for union COMPONENT_REFs.
10 (vn_reference_lookup_3): New callback. Lookup from memset
11 and CONSTRUCTOR assignment, translate through struct copies.
12 (vn_reference_lookup_pieces): Make sure to not free the
13 passed operands array. Adjust walk_non_aliased_vuses call.
14 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15 make sure we do not leak memory.
17 2009-05-25 Richard Guenther <rguenther@suse.de>
19 * tree-ssa-alias.h (dump_points_to_solution): Declare.
20 * tree-inline.c (expand_call_inline): Reset the escaped and
22 * tree-ssa-structalias.c (pass_build_ealias): New.
23 * tree-pass.h (pass_build_ealias): Declare.
24 * passes.c (init_optimization_passes): Add PTA during
26 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
27 and CALLUSED solutions.
28 (dump_points_to_solution): New function, split out from ...
29 (dump_points_to_info_for): ... here.
30 * tree-parloops.c (parallelize_loops): Reset the escaped and
33 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
36 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
37 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
39 2009-05-25 Ira Rosen <irar@il.ibm.com>
41 PR tree-optimization/40238
42 * tree-vect-stmts.c (vect_init_vector): Insert initialization
43 statements after basic block's labels.
44 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
45 to free the allocated memory.
47 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
49 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
50 return address with a USE.
52 2009-05-24 Richard Guenther <rguenther@suse.de>
55 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
56 array type from the main variant of the inner type.
58 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
60 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
61 definition to bool (from int) to un-break build.
62 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
64 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
66 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
67 discard_stmt_changes): Delete.
68 * tree-ssa-operands.c (scb_stack): Delete.
69 (init_ssa_operands): Do not initialize it.
70 (fini_ssa_operands): Do not free it.
71 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
73 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
74 update_stmt, remove the others. Fix comments.
75 * tree-dfa.c (optimize_stack_restore): Likewise.
76 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
77 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
78 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
79 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
81 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
82 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
83 (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan.
84 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
85 (stmts_to_rescan): Change item type to gimple.
86 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
88 2009-05-24 Ira Rosen <irar@il.ibm.com>
90 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
91 * tree-pass.h (pass_slp_vectorize): New pass.
92 * params.h (SLP_MAX_INSNS_IN_BB): Define.
93 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
94 * tree-vectorizer.c (timevar.h): Include.
95 (user_vect_verbosity_level): Declare.
96 (vect_location): Fix comment.
97 (vect_set_verbosity_level): Update user_vect_verbosity_level
98 instead of vect_verbosity_level.
99 (vect_set_dump_settings): Add an argument. Ignore user defined
100 verbosity if dump flags require higher level of verbosity. Print to
101 stderr only for loop vectorization.
102 (vectorize_loops): Update call to vect_set_dump_settings.
103 (execute_vect_slp): New function.
104 (gate_vect_slp): Likewise.
105 (struct gimple_opt_pass pass_slp_vectorize): New.
106 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
108 (vec_info_for_bb): New function.
109 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
110 (VECTORIZATION_ENABLED): New macro.
111 (SLP_ENABLED, SLP_DISABLED): Likewise.
112 (vect_is_simple_use): Add bb_vec_info argument.
113 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
114 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
115 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
116 vect_schedule_slp, vect_analyze_slp): Likewise.
117 (vect_analyze_stmt): Add slp_tree argument.
118 (find_bb_location): Declare.
119 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
120 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
121 (vect_analyze_loop_operations, vect_analyze_loop,
122 get_initial_def_for_induction, vect_create_epilog_for_reduction,
123 vect_finalize_reduction, vectorizable_reduction,
124 vectorizable_live_operation, vect_transform_loop): Likewise.
125 * tree-data-ref.c (dr_analyze_innermost): Update comment,
126 skip evolution analysis if analyzing a basic block.
127 (dr_analyze_indices): Likewise.
128 (initialize_data_dependence_relation): Skip the test whether the
129 object is invariant for basic blocks.
130 (compute_all_dependences): Skip dependence analysis for data
131 references in basic blocks.
132 (find_data_references_in_stmt): Don't fail in case of invariant
133 access in basic block.
134 (find_data_references_in_bb): New function.
135 (find_data_references_in_loop): Move code to
136 find_data_references_in_bb and add a call to it.
137 (compute_data_dependences_for_bb): New function.
138 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
139 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
141 (vect_analyze_data_ref_dependence): Check for interleaving in case of
142 unknown dependence in basic block and fail in case of dependence in
144 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
145 dependence instances from either loop or basic block vectorization
147 (vect_compute_data_ref_alignment): Check if it is loop vectorization
148 before calling nested_in_vect_loop_p.
149 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
150 dependence instances from either loop or basic block vectorization
152 (vect_verify_datarefs_alignment): Likewise.
153 (vect_enhance_data_refs_alignment): Adjust function calls.
154 (vect_analyze_data_refs_alignment): Likewise.
155 (vect_analyze_group_access): Fix printing. Skip different checks if
156 DR_STEP is 0. Keep strided stores either in loop or basic block
157 vectorization data structure. Fix indentation.
158 (vect_analyze_data_ref_access): Fix comments, allow zero step in
160 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
161 dependence instances from either loop or basic block vectorization
163 (vect_analyze_data_refs): Update comment. Call
164 compute_data_dependences_for_bb to analyze basic blocks.
165 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
166 case of loop vectorization. In case of basic block vectorization use
167 data-ref itself as a base.
168 (vect_create_data_ref_ptr): In case of basic block vectorization:
169 don't advance the pointer, add new statements before the current
170 statement. Adjust function calls.
171 (vect_supportable_dr_alignment): Support only aligned accesses in
172 basic block vectorization.
173 * common.opt (ftree-slp-vectorize): New flag.
174 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
175 (vect_pattern_recog_1): Likewise.
176 * tree-vect-stmts.c (process_use): Likewise.
177 (vect_init_vector): Add new statements in the beginning of the basic
178 block in case of basic block SLP.
179 (vect_get_vec_def_for_operand): Adjust function calls.
180 (vect_finish_stmt_generation): Likewise.
181 (vectorizable_call): Add assert that it is loop vectorization, adjust
183 (vectorizable_conversion, vectorizable_assignment): Likewise.
184 (vectorizable_operation): In case of basic block SLP, take
185 vectorization factor from statement's type and skip the relevance
186 check. Adjust function calls.
187 (vectorizable_type_demotion): Add assert that it is loop
188 vectorization, adjust function calls.
189 (vectorizable_type_promotion): Likewise.
190 (vectorizable_store): Check for outer loop only in case of loop
191 vectorization. Adjust function calls. For basic blocks, skip the
192 relevance check and don't advance pointers.
193 (vectorizable_load): Likewise.
194 (vectorizable_condition): Add assert that it is loop vectorization,
195 adjust function calls.
196 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
197 that it is not reduction, get vector type, call only supported
198 functions, skip loop specific parts.
199 (vect_transform_stmt): Check for outer loop only in case of loop
201 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
202 (vect_is_simple_use): Fix comment, add new argument, fix conditions
203 for external definition.
204 * passes.c (pass_slp_vectorize): New pass.
205 * tree-vect-slp.c (find_bb_location): New function.
206 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
207 check for patterns only in loops.
208 (vect_build_slp_tree): Add argument, adjust function calls, fail in
209 case of multiple types in basic block SLP.
210 (vect_mark_slp_stmts_relevant): New function.
211 (vect_supported_load_permutation_p): Fix comment.
212 (vect_analyze_slp_instance): Add argument. In case of basic block
213 SLP, take vectorization factor from statement's type, check that
214 unrolling factor is 1. Adjust function call. Save SLP instance in
215 either loop or basic block vectorization structure. Return FALSE,
217 (vect_analyze_slp): Add argument. Get strided stores groups from
218 either loop or basic block vectorization structure. Return FALSE
219 if basic block SLP failed.
220 (new_bb_vec_info): New function.
221 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
222 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
223 (vect_schedule_slp): Add argument. Get SLP instances from either
224 loop or basic block vectorization structure. Set vectorization factor
225 to be 1 for basic block SLP.
226 (vect_slp_transform_bb): New function.
227 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
229 2009-05-23 Mark Mitchell <mark@codesourcery.com>
231 * final.c (shorten_branches): Do not align labels for jump tables.
232 (final_scan_insn): Use JUMP_TABLE_DATA_P.
234 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
236 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
237 Remove outdated reference to flow.c and fix nits.
238 * doc/gccint.texi: Tweak RTL description.
239 * doc/rtl.texi: Likewise.
241 2009-05-23 Denis Chertykov <chertykov@gmail.com>
243 * config/avr/avr.c: Change my email address.
244 * config/avr/avr.h: Likewise.
245 * config/avr/avr.md: Likewise.
246 * config/avr/avr-protos.h: Likewise.
247 * config/avr/libgcc.S: Likewise.
249 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
251 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
252 (spu_split_load, spu_split_store): Change return type to int.
253 (spu_split_convert): Declare.
254 * config/spu/predicates.md (spu_mem_operand): Remove.
255 (spu_mov_operand): Update.
256 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
257 * config/spu/spu.c (regno_aligned_for_load): Remove.
258 (reg_aligned_for_addr, spu_expand_load): Define.
259 (spu_expand_extv): Reimplement and handle MEM.
260 (spu_expand_insv): Handle MEM.
261 (spu_sched_reorder): Handle insn's with length 0.
262 (spu_legitimate_address_p): Reimplement.
263 (store_with_one_insn_p): Return TRUE for any mode with size
264 larger than 16 bytes.
265 (address_needs_split): Define.
266 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
268 (spu_convert_move): Define.
269 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
270 (spu_split_store): Change all MEM's to TImode.
271 (spu_init_expanders): Preallocate registers that correspond to
272 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
274 (spu_split_convert): Define.
275 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
276 (_move<mode>, _movdi, _movti): Update predicate and condition.
277 (load, store): Change to define_split.
278 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
280 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
281 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
282 define_insn_and_split of lshr<mode>3.
283 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
284 (<v>ashr<mode>3_imm): Define.
285 (extv, extzv, insv): Allow MEM operands.
286 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
287 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
288 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
289 (_spu_convert2): Change to define_insn_and_split and remove the
290 corresponding define_peephole2.
291 (stack_protect_set, stack_protect_test, stack_protect_test_si):
292 Change predicates to memory_operand.
294 2009-05-22 Mark Mitchell <mark@codesourcery.com>
296 * config/arm/thumb2.md: Add 16-bit multiply instructions.
298 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
300 PR tree-optimization/40219
301 * tree.c (iterative_hash_expr): Make sure the builtin function is
302 a normal builtin function and not a front end or back end builtin
303 before indexing into the built_in_decls array.
305 2009-05-22 Richard Guenther <rguenther@suse.de>
308 * alias.c (write_dependence_p): Do not use TBAA for answering
309 anti-dependence or output-dependence.
310 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
311 (emit_pointer_definition): Remove.
312 (emit_alias_warning): Likewise.
313 (find_what_var_points_to): Remove TBAA pruning code.
314 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
316 (compute_points_to_sets): Remove code computing the set of
317 dereferenced pointers.
318 * tree-data-ref.c (dr_may_alias_p): Properly use the split
319 oracle for querying anti and output dependencies.
320 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
321 if TBAA may be applied.
322 (refs_anti_dependent_p): New function.
323 (refs_output_dependent_p): Likewise.
324 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
325 (refs_output_dependent_p): Likewise.
326 * doc/tree-ssa.texi (Memory model): New section.
327 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
328 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
329 * cfgexpand.c (expand_gimple_basic_block): Do not handle
330 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
331 * expr.c (expand_expr_real_1): Likewise.
332 * gimple-low.c (lower_stmt): Likewise.
333 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
334 (dump_gimple_cdt): Remove.
335 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
336 (gimple_size): Likewise.
337 (walk_gimple_op): Likewise.
338 (is_gimple_stmt): Likewise.
339 (walk_stmt_load_store_addr_ops): Likewise.
340 (gimple_build_cdt): Remove.
341 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
342 * gimple.h (gimple_cdt_new_type): Remove.
343 (gimple_cdt_new_type_ptr): Likewise.
344 (gimple_cdt_set_new_type): Likewise.
345 (gimple_cdt_location): Likewise.
346 (gimple_cdt_location_ptr): Likewise.
347 (gimple_cdt_set_location): Likewise.
348 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
349 * tree-cfg.c (remove_useless_stmts_1): Do not handle
350 GIMPLE_CHANGE_DYNAMIC_TYPE.
351 (verify_types_in_gimple_stmt): Likewise.
352 * tree-inline.c (estimate_num_insns): Likewise.
353 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
354 (copy_decl_to_var): Likewise.
355 (copy_result_decl_to_var): Likewise.
356 * tree-pretty-print.c (dump_generic_node): Do not handle
357 CHANGE_DYNAMIC_TYPE_EXPR.
358 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
359 * tree-ssa-operands.c (get_expr_operands): Likewise.
360 * tree-ssa-structalias.c (struct variable_info): Remove
361 no_tbaa_pruning member.
362 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
363 (unify_nodes): Do not copy it.
364 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
365 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
366 (set_uids_in_ptset): Do not check it.
367 (find_what_var_points_to): Likewise.
368 (compute_tbaa_pruning): Remove.
369 (compute_points_to_sets): Do not call it.
370 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
371 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
372 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
373 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
374 (DECL_NO_TBAA_P): Likewise.
375 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
376 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
377 (expand_omp_atomic_pipeline): Do not set it.
378 * print-tree.c (print_node): Do not dump it.
379 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
382 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
385 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
388 2009-05-22 Mark Mitchell <mark@codesourcery.com>
390 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
393 2009-05-22 Ben Elliston <bje@au.ibm.com>
395 * Makefile.in (bversion.h, s-bversion): New targets.
396 (TOPLEV_H): Add bversion.h.
397 * toplev.h: Include "bversion.h".
398 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
399 the __format__ attribute only if compiling with the same version
400 of GCC as the sources (the "build version").
402 2009-05-22 Ben Elliston <bje@au.ibm.com>
404 * c-format.c (handle_format_attribute): Fix comment typo.
406 2009-05-21 Steve Ellcey <sje@cup.hp.com>
409 * config/ia64/ia64.opt (mfused-madd): New.
410 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
411 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
412 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
413 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
414 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
415 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
416 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
417 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
418 instruction if !TARGET_FUSED_MADD.
419 (fpma, fpms): Remove colon from name.
421 2009-05-22 Richard Guenther <rguenther@suse.de>
423 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
424 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
425 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
427 (create_expression_by_pieces): Only convert if necessary.
428 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
429 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
431 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
433 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
434 regular pattern from a template and rename it ...
435 (*extzv_truncsi_exts): ... to this.
437 2009-05-21 Richard Guenther <rguenther@suse.de>
439 * cgraph.h (struct cgraph_node): Remove inline_decl member.
440 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
441 (cgraph_default_inline_p): Likewise.
442 (cgraph_decide_inlining_incrementally): Likewise.
444 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
445 Uros Bizjak <ubizjak@gmail.com>
447 * config/i386/cpuid.h (bit_MOVBE): New.
449 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
451 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
452 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
453 (ix86_handle_option): Handle OPT_mmovbe.
454 (ix86_target_string): Add -mmovbe.
455 (pta_flags): Add PTA_MOVBE.
456 (processor_alias_table): Add PTA_MOVBE to "atom".
457 (override_options): Handle PTA_MOVBE.
459 * config/i386/i386.h (TARGET_MOVBE): New.
461 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
462 (*bswapsi_movbe): New.
463 (*bswapdi_movbe): Likewise.
464 (bswapdi2): Renamed to ...
466 (bswapdi2): New expander.
468 * config/i386/i386.opt (mmovbe): New.
470 * doc/invoke.texi: Document -mmovbe.
472 2009-05-21 Taras Glek <tglek@mozilla.com>
474 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
475 * gcc-plugin.h (plugin_init): Updated signature.
476 * gcc-plugin.h (plugin_name_args): Moved to this header.
477 * doc/plugins.texi (plugin_init): Updated documention to reflect
479 * doc/plugins.texi (plugin_name_args): Added to documention.
481 2009-05-21 Mark Mitchell <mark@codesourcery.com>
483 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
484 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
486 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
488 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
489 JUMP_TABLE_DATA_P predicates where applicable.
490 * config/i386/predicates.md: Ditto.
491 * config/i386/sse.md: Ditto.
493 2009-05-21 Jakub Jelinek <jakub@redhat.com>
495 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
496 operand2 -128 override length_immediate attribute to 1.
497 * config/i386/predicates.md (constm128_operand): New predicate.
499 * config/i386/i386.c (memory_address_length): Handle %r12
500 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
502 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
503 mode look through optional ZERO_EXTEND and SUBREG.
504 * config/i386/i386.md (R12_REG): New define_constant.
505 (prefix_data16): For sse unit set also for MODE_TI insns.
506 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
507 insns set if operand 1 is ext_QIreg_operand.
508 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
509 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
511 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
512 mode from MODE_DI to MODE_SI.
513 (movdi_1_rex64): Override modrm and length_immediate attributes
514 only for movabs (TYPE_IMOV, alternative 2).
515 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
516 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
517 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
518 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
519 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
520 prefix_rex attribute if DImode.
521 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
522 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
523 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
524 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
525 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
526 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
527 Likewise. For TYPE_IMOV clear length_immediate attribute.
528 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
529 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
530 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
531 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
532 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
533 or one operand TYPE_ISHIFT.
534 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
535 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
536 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
537 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
538 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
539 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
540 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
541 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
542 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
543 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
544 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
545 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
546 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
547 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
548 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
549 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
550 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
551 set mode attribute, don't override length attribute.
552 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
554 (return_internal_long): Set length attribute to 2 instead of 1.
555 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
556 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
557 prefix_rex attribute.
558 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
560 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
562 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
564 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
566 2009-05-20 Ian Lance Taylor <iant@google.com>
568 * tree.c (build_tree_list_vec_stat): New function.
569 (ctor_to_vec): New function.
570 (build_nt_call_vec): New function.
571 (build_call_array): Change args to be a const pointer.
572 (build_call_vec): New function.
573 * tree.h (build_nt_call_vec): Declare.
574 (build_tree_list_vec_stat): Declare.
575 (build_tree_list_vec): Define.
576 (build_call_array): Update declaration.
577 (build_call_vec): Declare.
578 (ctor_to_vec): Declare.
579 * c-common.c (tree_vector_cache): New static variable.
580 (make_tree_vector): New function.
581 (release_tree_vector): New function.
582 (make_tree_vector_single): New function.
583 (make_tree_vector_copy): New function.
584 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
585 (make_tree_vector_single, make_tree_vector_copy): Declare.
586 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
587 (c_parser_expr_list): Don't manage cache here, instead call
589 (c_parser_release_expr_list): Remove static function.
590 (c_parser_vec_to_tree_list): Remove static function.
591 (c_parser_attributes): Call build_tree_list_vec instead of
592 c_parser_vec_to_tree_list. Call release_tree_vector instead of
593 c_parser_release_expr_list.
594 (c_parser_postfix_expression_after_primary): Likewise.
595 (c_parser_objc_keywordexpr): Likewise.
597 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
599 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
600 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
601 TARGET_CONVERT_TO_TYPE.
602 * hooks.c (hook_tree_const_tree_null): Define.
603 * hooks.h (hook_tree_const_tree_null): Declare.
604 * target.h (struct gcc_target): Add invalid_parameter_type,
605 invalid_return_type, promoted_type, and convert_to_type fields.
606 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
607 (TARGET_INVALID_RETURN_TYPE): Define.
608 (TARGET_PROMOTED_TYPE): Define.
609 (TARGET_CONVERT_TO_TYPE): Define.
610 (TARGET_INITIALIZER): Update for new fields.
611 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
612 (grokparms): Check targetm.invalid_parameter_type.
613 * c-typeck.c (default_conversion): Check targetm.promoted_type.
614 * c-convert.c (convert): Check targetm.convert_to_type.
616 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
618 * config/mips/mips.md (*extenddi_truncate<mode>,
619 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
621 (*extendhi_truncateqi): New define_insn_and_sptit.
623 2009-05-20 Jakub Jelinek <jakub@redhat.com>
626 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
627 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
629 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
631 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
632 the operand of VIEW_CONVERT_EXPR.
634 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
636 * config/i386/driver-i386.c (host_detect_local_cpu): Check
637 extended family and model for Intel processors. Support Intel
640 2009-05-20 Olivier Hainque <hainque@adacore.com>
642 * gstab.h (stab_code_type): Define, to be used instead of the
643 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
645 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
646 occurrences by stab_code_type.
647 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
649 2009-05-20 Martin Jambor <mjambor@suse.cz>
651 * tree-flow.h (insert_edge_copies_seq): Undeclare.
652 (sra_insert_before): Likewise.
653 (sra_insert_after): Likewise.
654 (sra_init_cache): Likewise.
655 (sra_type_can_be_decomposed_p): Likewise.
656 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
657 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
658 (sra_insert_before): Likewise.
659 (sra_insert_after): Likewise.
660 (sra_init_cache): Likewise.
661 (insert_edge_copies_seq): Made static and moved upwards.
663 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
666 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
668 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
669 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
672 2009-05-20 Richard Guenther <rguenther@suse.de>
674 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
675 with mismatched comparison modes.
677 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
679 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
680 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
681 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
682 with shifts for Thumb2.
683 (orsi_notsi): New for orn.
684 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
685 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
686 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
687 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
688 Don't invert remainder for IOR.
690 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
692 PR tree-optimization/40087
693 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
694 number_of_iterations_ne): Rename never_infinite argument.
695 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
696 number_of_iterations_le): Handle pointer-type ivs when
697 exit_must_be_taken is false.
698 (number_of_iterations_cond): Do not always assume that
699 exit_must_be_taken if the control variable is a pointer.
701 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
703 * c-typeck.c (build_binary_op): Allow % on integal vectors.
704 * doc/extend.texi (Vector Extension): Document that % is allowed too.
706 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
708 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
709 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
711 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
714 * c.opt (Wlogical-op): Disabled by default.
715 * c-opt (c_common_post_options): Do not enable Wlogical-op with
717 * doc/invoke.texi (Wlogical-op): Likewise.
719 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
721 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
723 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
724 Propagate the type of the first operand.
725 <ASSERT_EXPR>: Simplify.
726 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
727 Rewrite using the RHS code as discriminant.
728 <NOP_EXPR>: Turn into CASE_CONVERT.
729 <PLUS_EXPR>: Propagate the type of the first operand.
731 2009-05-19 Steve Ellcey <sje@cup.hp.com>
733 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
734 (ia64_dconst_0_375): New.
735 * config/ia64/ia64.c (ia64_override_options): Remove
736 -minline-sqrt-min-latency warning.
737 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
738 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
739 * config/ia64/ia64.md (*sqrt_approx): Remove.
740 (sqrtsf2): Remove #if 0.
741 (sqrtsf2_internal_thr): Rewrite and move to div.md.
742 (sqrtdf): Remove assert.
743 (sqrtdf2_internal_thr): Rewrite and move to div.md.
744 (sqrtxf2): Remove #if 0.
745 (sqrtxf2_internal_thr): Rewrite and move to div.md.
746 * div.md (sqrt_approx_rf): New.
747 (sqrtsf2_internal_thr): New implementation.
748 (sqrtsf2_internal_lat): New.
749 (sqrtdf2_internal_thr: New implementation.
750 (sqrtxf2_internal): New implementation.
752 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
753 Hans-Peter Nilsson <hp@axis.com>
755 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
756 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
757 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
758 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
759 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
760 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
761 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
762 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
763 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
764 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
765 * c-common.c: ...from here.
767 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
769 * c-common.c (warn_logical_operator): Remove unnecessary
772 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
774 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
776 2009-05-19 Ben Elliston <bje@au.ibm.com>
778 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
779 assignments with memcpy calls.
780 (add_fdes): Likewise.
781 (binary_search_unencoded_fdes): Likewise.
782 (linear_search_fdes): Eliminate type puns.
784 2009-05-19 Richard Guenther <rguenther@suse.de>
786 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
787 not falsely claim to have propagated into all uses.
789 2009-05-19 Ben Elliston <bje@au.ibm.com>
791 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
794 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
796 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
797 * config/sh/sh.c (sh_legitimate_address_p): Make static.
798 (TARGET_LEGITIMATE_ADDRESS_P): New.
799 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
800 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
802 2009-05-18 Dodji Seketeli <dodji@redhat.com>
805 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
806 child of the containing namespace's DIE.
808 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
810 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
811 *zero_extendhi_truncqi): Move after the zero_extend patterns.
812 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
815 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
818 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
819 gen_align with gen_pad.
820 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
821 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
823 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
824 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
826 * config/i386/i386.md (align): Renamed to ...
827 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
828 ASM_OUTPUT_MAX_SKIP_PAD.
830 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
832 * config.gcc: Fix variable syntax.
835 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
836 before calling exact_log2.
837 (output_iorsi3): Likewise.
838 (output_xorsi3): Likewise.
840 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
842 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
843 for the none zero constant operand except for EQ and NE
844 comprisons even when the first operand is R0.
846 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
848 * config/s390/2064.md: Remove trailing whitespaces.
849 * config/s390/2084.md: Likewise.
850 * config/s390/constraints.md: Likewise.
851 * config/s390/fixdfdi.h: Likewise.
852 * config/s390/libgcc-glibc.ver: Likewise.
853 * config/s390/s390-modes.def: Likewise.
854 * config/s390/s390-protos.h: Likewise.
855 * config/s390/s390.c: Likewise.
856 * config/s390/s390.h: Likewise.
857 * config/s390/s390.md: Likewise.
858 * config/s390/tpf-unwind.h: Likewise.
860 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
862 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
864 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
867 * configure.ac (m68k-*-*): Check if binutils support TLS.
868 * configure: Regenerate.
869 * config/m68k/predicates.md (symbolic_operand): Extend comment.
870 * config/m68k/constraints.md (Cu): New constraint.
871 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
872 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
873 (movsi): Handle TLS symbols.
874 (addsi3_5200): Handle XTLS symbols, indent.
875 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
876 (m68k_tls_reference_p): Declare.
877 (m68k_legitimize_address): Declare.
878 (m68k_unwrap_symbol): Declare.
879 * config/m68k/m68k.opt (mxtls): New option.
880 * config/m68k/m68k.c (ggc.h): Include.
881 (m68k_output_dwarf_dtprel): Implement hook.
882 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
883 (m68k_expand_prologue): Load GOT pointer when function needs it.
884 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
885 (m68k_legitimate_constant_address_p): Same.
886 (m68k_decompose_address): Handle TLS references.
887 (m68k_get_gp): New static function.
888 (enum m68k_reloc): New contants.
889 (TLS_RELOC_P): New macro.
890 (m68k_wrap_symbol): New static function.
891 (m68k_unwrap_symbol): New function.
892 (m68k_final_prescan_insn_1): New static function.
893 (m68k_final_prescan_insn): New function.
894 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
896 (legitimize_pic_address): Handle TLS references..
897 (m68k_tls_get_addr, m68k_get_tls_get_addr)
898 (m68k_libcall_value_in_a0_p)
899 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
900 (m68k_call_m68k_read_tp): Helper variables and functions for ...
901 (m68k_legitimize_tls_address): Handle TLS references.
902 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
904 (m68k_legitimize_address): Handle TLS symbols.
905 (m68k_get_reloc_decoration): New static function.
906 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
908 (m68k_output_dwarf_dtprel): Implement hook.
909 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
910 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
911 m68k_call_* routines.
912 (sched_attr_op_type): Handle TLS symbols.
913 (gt-m68k.h): Include.
914 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
915 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
917 2009-05-18 Martin Jambor <mjambor@suse.cz>
919 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
920 (visit_store_addr_for_mod_analysis): New function.
921 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
922 (determine_cst_member_ptr): Use gimple_assign_single_p.
923 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
924 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
925 operands. Don't check number of operands of a NOP_EXPR.
927 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
929 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
931 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
934 * c-common.c (warn_logical_operator): Don't warn if one of
935 expression isn't always true or false.
937 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
939 * config/i386/biarch32.h: New file.
940 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
942 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
944 * config/mips/mips.md (*zero_extend<mode>_trunchi,
945 *zero_extend<mode>_truncqi): Merge these into ...
946 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
947 Name the pattern following this as *zero_extendhi_truncqi.
949 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
952 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
953 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
954 (output_info): Make field HOST_WIDEST_INT.
955 (print_statistics): Use HOST_WIDEST_INT_PRINT.
956 (dump_bitmat_statistics): Same.
958 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
960 * config.gcc (use_gcc_stdint): Set to wrap.
961 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
962 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
963 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
964 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
965 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
966 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
967 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
968 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
970 2009-05-16 Joseph Myers <joseph@codesourcery.com>
972 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
974 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
975 Move definitions earlier.
976 (OPT_ARCH64, OPT_ARCH32): Define.
977 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
980 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
983 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
986 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
988 * arm.md (movdi2): Copy non-reg values to DImode registers.
990 2009-05-16 Jakub Jelinek <jakub@redhat.com>
993 * final.c (label_to_max_skip): New function.
994 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
995 CODE_LABEL_NUMBER <= max_labelno.
996 * output.h (label_to_max_skip): New prototype.
997 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
998 (ix86_avoid_jump_mispredicts): ... this. Don't define if
999 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
1000 Handle CODE_LABELs with >= 16 byte alignment or with
1001 max_skip == (1 << align) - 1.
1002 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
1003 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
1006 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
1007 .p2align 3 if MAX_SKIP is smaller than 7.
1008 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1010 2009-05-15 Ian Lance Taylor <iant@google.com>
1012 * alias.c (struct alias_set_entry_d): Rename from struct
1013 alias_set_entry. Change all uses.
1014 * except.c (struct call_site_record_d): Rename from struct
1015 call_site_record. Change all uses.
1016 * except.h (struct eh_region_d): Rename from struct eh_region.
1018 * gcse.c (struct hash_table_d): Rename from struct hash_table.
1020 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
1021 ivtype_map_elt. Change all uses.
1022 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
1024 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
1025 * graphite.h (struct name_tree_d): Rename from struct name_tree.
1027 (struct sese_d): Rename from struct sese. Change all uses.
1028 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
1029 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
1030 * optabs.h (struct optab_d): Rename from struct optab. Change all
1032 (struct convert_optab_d): Rename from struct convert_optab.
1034 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
1035 ipa_opt_pass. Change all uses.
1036 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
1039 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
1040 defined as a typedef.
1041 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
1044 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1047 * fold-const.c (make_range,build_range_check,merge_ranges): Move
1049 (merge_ranges): Returns bool.
1050 * tree.h (make_range): .. to here.
1051 (build_range_check): Likewise.
1052 (merge_ranges): Likewise. Renamed from merge_ranges.
1053 * c-typeck.c (parser_build_binary_op): Update calls to
1054 warn_logical_operator.
1055 * c-common.c (warn_logical_operator): Add new warning.
1056 * c-common.h (warn_logical_operator): Update declaration.
1058 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1060 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
1062 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1064 * doc/install.texi: Document MPC requirements, flags etc.
1066 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
1067 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
1068 Evaluate constant arguments.
1069 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
1070 (fold_builtin_1): Likewise, also evaluate constant arguments.
1071 Remove superfluous break.
1072 (do_mpc_ckconv): New.
1073 * real.h: Include mpc.h.
1074 * toplev.c (print_version): Output MPC version info if available.
1076 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1078 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
1080 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
1082 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
1085 2009-05-15 Jan Hubicka <jh@suse.cz>
1087 * doc/invoke.texi (max-early-inliner-iterations): New flag.
1088 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
1089 (try_inline): Fix return value.
1090 (cgraph_decide_inlining_incrementally): Honor new value.
1091 (cgraph_early_inlining): Handle indirect inlining.
1092 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
1094 2009-05-15 Jan Hubicka <jh@suse.cz>
1096 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
1097 * cgraphunit.c (cgraph_finalize_function): Set it.
1098 (cgraph_expand_function): Use it.
1100 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1102 * real.c (encode_ieee_half): Define.
1103 (decode_ieee_half): Define.
1104 (ieee_half_format): Define.
1105 (arm_half_format): Define.
1106 * real.h (ieee_half_format): Declare.
1107 (arm_half_format): Declare.
1109 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1111 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
1112 swapped, and reversed optabs exist before trying to use them.
1114 2009-05-15 Paul Brook <paul@codesourcery.com>
1115 Sandra Loosemore <sandra@codesourcery.com>
1117 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
1118 loads. Allow PRE_DEC.
1119 (output_move_neon): Handle PRE_DEC.
1120 (arm_print_operand): Add 'A' for neon structure loads.
1121 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
1122 * config/arm/neon.md (neon_mov): Update comment.
1123 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
1125 (Um): New constraint.
1127 2009-05-15 Jan Hubicka <jh@suse.cz>
1129 Revert the following patch until testsuite fallout is fixed:
1130 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1131 * cgraph.h (struct inline_summary): New filed self_wize,
1132 size_inlining_benefit, self_time and time_inlining_benefit.
1133 (struct cgraph_global_info): Replace insns by time ans size fields.
1134 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1135 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1136 (ipcp_update_callgraph): Do not touch function bodies.
1137 * ipa-inline.c: Include except.h
1138 (MAX_TIME): New constant.
1139 (overall_insns): Remove
1140 (overall_size, max_benefit): New static variables.
1141 (cgraph_estimate_time_after_inlining): New function.
1142 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1143 (cgraph_clone_inlined_nodes): Update size.
1144 (cgraph_mark_inline_edge): Update size.
1145 (cgraph_estimate_growth): Use size info.
1146 (cgraph_check_inline_limits): Check size.
1147 (cgraph_default_inline_p): Likewise.
1148 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1149 (cgraph_decide_recursive_inlining): Check size.
1150 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1152 (cgraph_decide_inlining): Likewise.
1153 (cgraph_decide_inlining_incrementally): Likewise; honor
1154 PARAM_EARLY_INLINING_INSNS.
1155 (likely_eliminated_by_inlining_p): New predicate.
1156 (estimate_function_body_sizes): New function.
1157 (compute_inline_parameters): Use it.
1158 * except.c (must_not_throw_labels): New function.
1159 * except.h (must_not_throw_labels): Declare.
1160 * tree-inline.c (init_inline_once): Kill inlining_weigths
1161 * tree-ssa-structalias.c: Avoid uninitialized warning.
1162 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1163 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1164 (PARAM_INLINE_CALL_COST): Remove.
1165 (PARAM_EARLY_INLINING_INSNS): New.
1167 2009-05-15 Richard Guenther <rguenther@suse.de>
1169 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
1170 not TODO_update_ssa.
1172 2009-05-15 Richard Guenther <rguenther@suse.de>
1174 PR tree-optimization/39999
1175 * gimple.h (gimple_expr_type): Use the expression type looking
1176 through useless conversions.
1177 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
1178 (vn_nary_op_insert_stmt): Likewise.
1179 (simplify_binary_expression): Likewise.
1181 2009-05-15 Richard Guenther <rguenther@suse.de>
1183 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1184 New options, enabled by default.
1185 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1187 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
1188 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
1189 * tree-ssa-structalias.c (gate_tree_pta): New function.
1190 (pass_build_alias): Use it.
1192 2009-05-15 Joseph Myers <joseph@codesourcery.com>
1194 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
1195 recurse on an invariant address if a conversion from a pointer
1196 type to a wider integer type is involved.
1198 2009-05-15 Jan Hubicka <jh@suse.cz>
1200 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1201 * cgraph.h (struct inline_summary): New filed self_wize,
1202 size_inlining_benefit, self_time and time_inlining_benefit.
1203 (struct cgraph_global_info): Replace insns by time ans size fields.
1204 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1205 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1206 (ipcp_update_callgraph): Do not touch function bodies.
1207 * ipa-inline.c: Include except.h
1208 (MAX_TIME): New constant.
1209 (overall_insns): Remove
1210 (overall_size, max_benefit): New static variables.
1211 (cgraph_estimate_time_after_inlining): New function.
1212 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1213 (cgraph_clone_inlined_nodes): Update size.
1214 (cgraph_mark_inline_edge): Update size.
1215 (cgraph_estimate_growth): Use size info.
1216 (cgraph_check_inline_limits): Check size.
1217 (cgraph_default_inline_p): Likewise.
1218 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1219 (cgraph_decide_recursive_inlining): Check size.
1220 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1222 (cgraph_decide_inlining): Likewise.
1223 (cgraph_decide_inlining_incrementally): Likewise; honor
1224 PARAM_EARLY_INLINING_INSNS.
1225 (likely_eliminated_by_inlining_p): New predicate.
1226 (estimate_function_body_sizes): New function.
1227 (compute_inline_parameters): Use it.
1228 * except.c (must_not_throw_labels): New function.
1229 * except.h (must_not_throw_labels): Declare.
1230 * tree-inline.c (init_inline_once): Kill inlining_weigths
1231 * tree-ssa-structalias.c: Avoid uninitialized warning.
1232 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1233 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1234 (PARAM_INLINE_CALL_COST): Remove.
1235 (PARAM_EARLY_INLINING_INSNS): New.
1236 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
1237 (inline-call-cost): Remove.
1238 (early-inlining-insns): New.
1240 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
1242 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
1244 (print_int_cst_bounds_in_octal_p): Likewise.
1245 (dbxout_type): Adjust calls to above functions. Be prepared to deal
1247 * dwarf2out.c (base_type_die): Likewise.
1248 (is_subrange_type): Delete.
1249 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
1250 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
1251 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
1252 the destination type is boolean.
1253 (build_range_check): Do not special-case subtypes.
1254 (fold_sign_changed_comparison): Likewise.
1255 (fold_unary): Likewise.
1256 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
1257 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
1258 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
1259 * tree.c (subrange_type_for_debug_p): New predicate based on the former
1261 * tree.h (subrange_type_for_debug_p): Declare.
1262 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
1263 (convert_affine_scev): Remove call to above function.
1264 (chrec_convert_aggressive): Likewise.
1265 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
1266 false for conversions involving subtypes.
1267 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
1268 (vrp_val_min): Likewise.
1269 (needs_overflow_infinity): Likewise.
1270 (extract_range_from_unary_expr): Likewise.
1272 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
1274 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1275 * config/frv/frv.c: Likewise.
1276 * config/s390/s390.c: Likewise.
1277 * config/sparc/sparc.h: Likewise.
1278 * config/i386/i386.h: Likewise.
1279 * config/i386/i386.c: Likewise.
1280 * config/crx/crx.c: Likewise.
1281 * config/m68hc11/m68hc11.h: Likewise.
1282 * config/iq2000/iq2000.c: Likewise.
1283 * config/mn10300/mn10300.h: Likewise.
1284 * config/mn10300/mn10300.c: Likewise.
1285 * config/m68k/m68k.c: Likewise.
1286 * config/rs6000/rs6000.c: Likewise.
1287 * config/rs6000/xcoff.h: Likewise.
1288 * config/rs6000/linux64.h: Likewise.
1289 * config/rs6000/sysv4.h: Likewise.
1290 * config/score/score3.c: Likewise.
1291 * config/score/score7.c: Likewise.
1292 * config/score/score.c: Likewise.
1293 * config/arm/arm.md: Likewise.
1294 * config/mips/mips.c: Likewise.
1295 * config/mips/mips.md: Likewise.
1296 * config/bfin/bfin.h: Likewise.
1297 * config/pa/pa.c: Likewise.
1298 * config/pa/constraints.md: Likewise.
1300 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
1301 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
1302 * config/pdp11/pdp11.h: Use memory_address_p instead.
1304 2009-05-14 Ian Lance Taylor <iant@google.com>
1306 * passes.c (finish_optimization_passes): Change i to int.
1307 * plugin.c (plugins_active_p): Change event to int.
1308 (dump_active_plugins): Likewise.
1309 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
1311 * tree.c (tree_range_check_failed): Change c to unsigned int.
1312 (omp_clause_range_check_failed): Likewise.
1313 (build_common_builtin_nodes): Change mode to int. Add cast.
1314 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
1315 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
1317 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
1318 ++ or -- with a variable of enum type.
1320 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1323 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
1325 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1327 * store-motion.c: Do not include params.h
1328 * Makefile.in: Fix dependencies for various files.
1330 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1332 * auto-inc-dec.c: Fix pass description, remove apparent
1333 accidental duplication.
1335 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
1338 * ipa-utils.h (memory_identifier_string): Moved to ...
1339 * tree.h (memory_identifier_string): Here. Add GTY(()).
1341 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1343 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
1344 in the former documentation of...
1345 (GO_IF_LEGITIMATE_ADDRESS): ... this.
1346 * ira-conflicts.c (get_dup_num): Use address_operand.
1347 * targhooks.c (default_legitimate_address_p): New.
1348 * targhooks.h (default_legitimate_address_p): New.
1349 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
1351 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
1352 * target.h (struct target): Add legitimate_address_p.
1353 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
1354 (TARGET_INITIALIZER): Include it.
1356 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1357 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
1358 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
1359 (TARGET_LEGITIMATE_ADDRESS_P): New.
1361 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1362 (REG_OK_STRICT_P): Delete.
1363 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
1364 (frv_legitimate_address_p_1): ... this.
1365 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
1366 (frv_legitimate_address_p_1): ... the renamed old
1367 frv_legitimate_address_p.
1368 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
1369 (TARGET_LEGITIMATE_ADDRESS_P): New.
1371 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1372 * config/s390/s390-protos.h (legitimate_address_p): Remove.
1373 * config/s390/s390.c (legitimate_address_p): Rename to...
1374 (s390_legitimate_address_p): ... this, make static.
1375 (legitimize_address): Adjust call.
1376 (TARGET_LEGITIMATE_ADDRESS_P): New.
1377 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
1379 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1380 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
1381 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
1382 (TARGET_LEGITIMATE_ADDRESS_P): New.
1384 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1385 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
1386 * config/spu/spu.c (spu_legitimate_address): Rename to...
1387 (spu_legitimate_address_p): ... this, make static.
1388 (TARGET_LEGITIMATE_ADDRESS_P): New.
1390 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1391 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
1392 * config/sparc/sparc.c (legitimate_address_p): Rename to...
1393 (sparc_legitimate_address_p): ... this, make static and return bool.
1394 (legitimize_address): Adjust call.
1395 (TARGET_LEGITIMATE_ADDRESS_P): New.
1397 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1398 * config/i386/i386-protos.h (legitimate_address_p): Remove.
1399 * config/i386/i386.c (legitimate_address_p): Rename to...
1400 (ix86_legitimate_address_p): ... this, make static.
1401 (constant_address_p): Move after it, adjust call.
1402 (TARGET_LEGITIMATE_ADDRESS_P): New.
1404 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1405 * config/avr/avr-protos.h (legitimate_address_p): Remove.
1406 * config/avr/avr.c (legitimate_address_p): Rename to...
1407 (avr_legitimate_address_p): ... this, make static.
1408 (legitimize_address): Adjust call.
1409 (TARGET_LEGITIMATE_ADDRESS_P): New.
1411 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1412 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
1413 * config/crx/crx.c (crx_legitimate_address_p): Make static.
1414 (TARGET_LEGITIMATE_ADDRESS_P): New.
1416 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1417 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
1418 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
1419 (TARGET_LEGITIMATE_ADDRESS_P): New.
1421 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1422 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
1424 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1426 (TARGET_LEGITIMATE_ADDRESS_P): New.
1428 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1429 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
1431 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
1433 (m68hc11_legitimate_address_p): ... this, make static.
1434 (go_if_legitimate_address_internal): Rename to...
1435 (m68hc11_legitimate_address_p_1): ... this.
1436 (legitimize_address): Adjust call.
1437 (TARGET_LEGITIMATE_ADDRESS_P): New.
1439 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1440 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
1441 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
1442 (TARGET_LEGITIMATE_ADDRESS_P): New.
1444 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1445 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
1446 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
1447 (mn10300_legitimate_address_p): ... this, make static.
1448 (TARGET_LEGITIMATE_ADDRESS_P): New.
1450 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1451 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
1452 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
1453 (TARGET_LEGITIMATE_ADDRESS_P): New.
1455 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1456 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
1457 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
1458 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1459 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
1460 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
1461 (rs6000_legitimate_address_p): ... this, make static.
1462 (TARGET_LEGITIMATE_ADDRESS_P): New.
1463 (REG_MODE_OK_FOR_BASE_P): Delete.
1464 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
1466 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1467 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
1469 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
1470 static, adjust types.
1471 (TARGET_LEGITIMATE_ADDRESS_P): New.
1473 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1474 * config/score/score.c (score_address_p): Rename to...
1475 (score_legitimate_address_p): ... this.
1476 (TARGET_LEGITIMATE_ADDRESS_P): New.
1477 * config/score/score3.c (score3_address_p): Rename to...
1478 (score3_legitimate_address_p): ... this.
1479 * config/score/score7.c (score7_address_p): Rename to...
1480 (score7_legitimate_address_p): ... this.
1482 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
1483 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
1484 GO_IF_LEGITIMATE_ADDRESS): Delete.
1485 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
1486 thumb2_legitimate_address_p): Delete.
1487 (arm_legitimate_address_p): Rename to...
1488 (arm_legitimate_address_outer_p): ... this.
1489 * config/arm/constraints.md ("Uq"): Adjust call.
1490 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
1491 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
1492 (arm_legitimate_address_outer_p): ... this.
1493 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
1494 (TARGET_LEGITIMATE_ADDRESS_P): New.
1496 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1497 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
1498 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
1499 (TARGET_LEGITIMATE_ADDRESS_P): New.
1501 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1502 * config/vax/vax-protos.h (legitimate_address_p): Remove.
1503 * config/vax/vax.c (legitimate_address_p): Rename to...
1504 (vax_legitimate_address_p): ... this, make static.
1505 (TARGET_LEGITIMATE_ADDRESS_P): New.
1507 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1508 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
1509 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
1510 (TARGET_LEGITIMATE_ADDRESS_P): New.
1512 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1513 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
1514 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
1515 (mmix_legitimate_address_p): ... this, make static.
1516 (TARGET_LEGITIMATE_ADDRESS_P): New.
1518 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1519 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
1520 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
1521 (TARGET_LEGITIMATE_ADDRESS_P): New.
1523 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1525 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
1526 of MODE_COMPLEX_INT.
1528 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1530 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
1531 LCT_NORMAL in function call.
1532 * mips-tdump.c (print_file_desc): Add cast to enum type.
1533 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
1534 (mark_stabs): Add casts to enum types.
1535 (parse_stabs_common): Add casts to enum types.
1537 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1539 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
1540 Check for invalid values of LETTER.
1542 2009-05-13 Taras Glek <tglek@mozilla.com>
1544 * attribs.c (register_attribute): moved out attribute registration into
1546 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
1547 * gcc-plugin.h: Added forward decl for register_attribute.
1548 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
1549 * plugin.c (register_callback, invoke_plugin_callbacks): Added
1550 PLUGIN_ATTRIBUTES boilerplate.
1552 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
1554 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
1555 values even in sentinel and empty entries.
1556 (ms_printf_flag_specs): Likewise.
1557 (ms_scanf_flag_specs): Likewise.
1558 (ms_strftime_flag_specs): Likewise.
1559 (ms_print_char_table): Likewise.
1560 (ms_scan_char_table): Likewise.
1561 (ms_time_char_table): Likewise.
1563 2009-05-13 Doug Kwan <dougkwan@google.com>
1565 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
1567 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1569 * config/mips/mips.md (store): Add attributes for QI and HI.
1571 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
1572 (truncdi<mode>2): ... this new pattern.
1574 2009-05-13 Brad Hards <bradh@kde.org>
1576 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
1578 2009-05-14 Jakub Jelinek <jakub@redhat.com>
1579 Ben Elliston <bje@au.ibm.com>
1582 * dse.c (check_mem_read_rtx): Guard against width == -1.
1584 2009-05-13 Michael Matz <matz@suse.de>
1587 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
1588 (trivially_conflicts_p): New function.
1589 (insert_backedge_copies): Use it.
1591 2009-05-13 Janis Johnson <janis187@us.ibm.com>
1593 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
1594 (handle_stdc_pragma): Use new enum constant names.
1595 (handle_pragma_float_const_decimal64): Ditto.
1597 2009-05-13 Ian Lance Taylor <iant@google.com>
1599 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
1602 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
1604 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
1605 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
1607 * config/m68k/m68k.h (FL_UCLINUX): Define.
1609 2009-05-13 Jan Hubicka <jh@suse.cz>
1611 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
1613 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1615 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
1616 unless -fschedule-insns is specified.
1618 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1621 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
1622 TARGET_EXPAND_CBRANCHDI4.
1623 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
1624 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
1625 (cmpeqdi): Fix comment.
1627 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1629 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
1630 (sh_legitimate_address_p): Likewise.
1631 * config/sh/sh.c (sh_legitimate_index_p): New.
1632 (sh_legitimate_address_p): Likewise.
1633 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
1634 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
1635 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
1636 (MAYBE_BASE_REGISTER_RTX_P): New macro.
1637 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
1638 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
1639 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
1640 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
1641 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
1643 2009-05-12 Jan Hubicka <jh@suse.cz>
1645 * tree-inline.c (estimate_operator_cost): Add operands;
1646 when division happens by constant, it is cheap.
1647 (estimate_num_insns): Loads and stores are not having cost of 0;
1648 EH magic stuff is cheap; when computing runtime cost of switch,
1649 use log2 base of amount of its cases; builtin_expect has cost of 0;
1650 compute cost for moving return value of call.
1651 (init_inline_once): Initialize time_based flags.
1652 * tree-inline.h (eni_weights_d): Add time_based flag.
1654 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1656 * df-core.c: Update head documentation.
1658 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1661 * rs6000.c (rs6000_generate_compare): Use op1b instead of
1662 shadowing exisiting variable op1.
1664 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
1667 * config/i386/driver-i386.c (processor_signatures): New enum.
1668 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
1669 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
1670 processor signature to detect geode processor.
1672 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1676 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1678 * optabs.c (prepare_cmp_insn): Temporarily disable test that
1679 causes spurious differences between trunk and cond-optab branch.
1681 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1683 * dojump.c (compare_from_rtx): Delete.
1684 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
1685 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
1686 if the comparison does not satisfy the predicate; test predicates for
1687 operands 2 and 3 of a cstore pattern. Don't try cstore optab
1688 further if one existing pattern fails.
1689 * expr.h (compare_from_rtx): Delete.
1690 (prepare_operand): Declare it.
1691 * optabs.c: Change "lib call" to "libcall" throughout.
1692 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
1693 HAVE_conditional_trap, emit_cmp_insn): Delete.
1694 (can_compare_p): Delete cmp_optab case.
1695 (prepare_float_lib_cmp): Return an rtx and a machine mode.
1696 Accept other parameters by value.
1697 (prepare_operand): Make non-static.
1698 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
1699 other parameters by value. Try to widen operands here based on
1700 an optab_methods argument and looking at cbranch_optab.
1701 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
1702 loop. Use cbranch_optab directly.
1703 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
1704 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
1706 (emit_conditional_move, emit_conditional_add): Inline what's needed
1707 of compare_from_rtx, using new prepare_cmp_insn for the rest.
1708 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
1709 with COMPARE. Move cmov_optab and cstore_optab above
1710 with cbranch_optab, move cmp_optab down with ucmp_optab,
1711 remove tst_otpab. Do not initialize trap_rtx.
1712 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
1713 for trap code. Do not check HAVE_conditional_trap. Use
1714 prepare_cmp_insn. Accept no predicate for operand 3.
1715 * optabs.h (OTI_cmp): Mark as used only for libcalls.
1716 (OTI_ctrap, ctrap_optab): New.
1717 (tst_optab): Delete.
1718 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
1719 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
1720 with lookup of ctrap_optab.
1721 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
1722 setcc_gen_code): Delete.
1725 * combine.c (combine_simplify_rtx, simplify_set): Do not
1726 special case comparing against zero for cc0 machines.
1727 * simplify-rtx.c (simplify_binary_operation_1): Never remove
1728 COMPARE on cc0 machines.
1729 (simplify_relational_operation): Return a new expression when
1730 a COMPARE could be removed.
1731 * final.c (final_scan_insn): Compare cc_status values
1732 against LHS of a (compare FOO (const_int 0)) cc0 source.
1733 Also check if cc_status.value is the full compare.
1735 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
1736 (cstoreMM4): Document.
1737 (conditional_trap): Document ctrapMM4 instead.
1738 (sync_compare_and_swapMM): Refer to cbranchcc4.
1739 (Dependent Patterns): Eliminate obsolete information referring to
1740 the old jump optimization phase.
1741 (Canonicalization): Include cbranchcc4 case, omit canonicalization
1742 of compares with 0 on cc0 machines.
1743 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
1744 avoiding references to cc0. Remove text about storing operands
1746 * doc/tm.texi (Condition Codes): Include blurb on different
1747 condition code representations, separate into subsections for
1748 CC0, MODE_CC and conditional execution.
1750 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
1751 alpha_emit_setcc): Accept operands and a machine mode.
1752 * config/alpha/alpha.c (alpha_emit_conditional_branch):
1753 Get code/op0/op1 from operands, use machine mode argument
1754 instead of alpha_compare.fp_p. Emit the branch here.
1755 (alpha_emit_setcc): Likewise, and return boolean.
1756 (alpha_emit_conditional_move): Likewise. Assert that
1757 cmp_op_mode == cmp_mode, and simplify accordingly.
1758 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
1759 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
1760 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
1762 (stack probe test): Use cbranchdi4.
1763 * config/alpha/predicates.md (alpha_cbranch_operator): New.
1765 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
1766 * config/arc/arc.h (movsicc, movsfcc): Use it.
1767 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
1768 (cbranchsi4, cstoresi4): New.
1769 (cmpsi, bCC and sCC expanders): Remove.
1771 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
1772 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
1773 * config/arm/predicates.md (arm_comparison_operator): Only include
1774 floating-point operators if there is a hardware floating-point unit.
1775 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
1776 deferring to cbranch_cc and cstore_cc respectively.
1777 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
1778 cbranch_cc, cstore_cc): New.
1779 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
1781 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
1783 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
1784 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
1786 (adjust_insn_length): Adjust calls.
1787 (avr_reorg): Handle (compare (foo) (const_int 0)).
1788 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
1789 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
1790 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
1791 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
1793 (cbranchqi4, cbranchhi4, cbranchsi4): New.
1794 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
1796 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
1797 (cbranchsi4, cstorebi4, cstoresi4): New.
1798 (movbisi): This insn is duplicate, split it to zero_extend.
1799 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
1800 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
1801 (bfin_optimize_loop): Use cbranch expander.
1802 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
1803 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
1804 (bfin_bimode_comparison_operator): ... this.
1805 (bfin_direct_comparison_operator): New.
1807 * config/cris/cris.c (cris_normal_notice_update_cc): Look
1808 inside (compare FOO (const_int 0)).
1809 (cris_rtx_costs): Handle ZERO_EXTRACT.
1810 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
1811 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
1812 (*tstdi_v32): Delete.
1813 (*cmpdi_non_v32): Add M alternative for operand 1.
1814 (cmpsi, cmp<mode>): Make private.
1815 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
1817 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
1819 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
1820 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
1821 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
1822 (cc_reg_operand): New.
1824 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
1825 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
1826 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
1827 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
1828 crx_expand_scond): Delete.
1830 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
1832 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
1833 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
1835 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
1836 cstoresi4, cstoresf4, cstoredf4): New.
1837 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
1838 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
1839 Receive the entire operands array.
1840 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
1841 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
1842 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
1843 Get test/op0/op1 from the operands array.
1844 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
1846 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
1847 (h8300_expand_store): New.
1848 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
1850 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
1851 (h8300_expand_store): New.
1852 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
1853 or do not try to produce (set (cc0) REG).
1854 (peepholes): Wrap arguments with COMPARE. Add a peephole to
1855 change a compare into a move to a scratch register. Disable some
1856 peepholes when comparing with zero.
1857 (tstsi, tsthi, tstsi, cmpqi): Make private.
1860 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
1863 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
1864 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
1865 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
1866 (ix86_emit_i387_log1p): Use cbranchxf2.
1867 (ix86_expand_setcc): Return void.
1868 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
1869 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
1870 cmp<MODEF>, cmpcc): Remove.
1871 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
1872 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
1873 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
1874 (sCC and bCC expanders): Remove.
1875 (stack_protect_test): Use cbranchcc4.
1877 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
1879 (ia64_expand_compare): Accept three rtx by reference and return void.
1880 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
1881 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
1882 from *expr. Update *expr with the BImode comparison to do.
1883 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
1884 cmptf, bCC, sCC, conditional_trap): Delete.
1885 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
1886 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
1887 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
1888 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
1889 * config/ia64/predicates.md (ia64_cbranch_operator): New.
1891 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
1892 type of last argument.
1893 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
1894 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
1895 use machine mode argument instead of branch_type. Remove dead
1896 code for floating-point comparisons.
1897 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
1898 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
1900 (cbranchsi4, cstoresi4): New.
1901 * config/iq2000/predicates.md (reg_or_const_operand): New.
1903 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
1904 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
1905 (b<code>_op): Rewrite to...
1906 (bcc_op): ... this, using match_operator.
1907 (s<code>_op): Rewrite to...
1908 (scc_op): ... this, using match_operator.
1909 (s<code>_24_op): Rewrite to...
1910 (scc_op_24): ... this, using match_operator.
1911 (s<code>_<mode>): Rewrite to...
1912 (cstore<mode>4): ... this, using match_operator.
1913 (s<code>_<mode>_24): Rewrite to...
1914 (cstore<mode>4_24): ... this, using match_operator.
1915 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
1916 m32c_unpend_compare, m32c_expand_scc): Delete.
1917 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
1918 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
1919 (m32c_expand_movcc): Change NE to EQ if necessary.
1920 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
1922 * config/m32r/m32r-protos.h (gen_cond_store): New.
1923 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
1924 (gen_cond_store): New, from sCC patterns.
1925 (m32r_expand_block_move): Use cbranchsi4.
1926 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
1927 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
1928 (cbranchsi4, cstoresi4): New.
1930 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
1932 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
1933 (m68hc11_notice_update_cc): Look into a compare with 0.
1934 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
1936 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
1937 cmphi, cmpqi, bCC): Delete.
1938 (cbranchsi4, cbranchhi4, cbranchqi4): New.
1939 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
1940 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
1943 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
1944 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
1945 * config/m68k/constraints.md (H): New.
1946 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
1947 the define_insn below.
1948 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
1949 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
1950 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
1951 patterns): Wrap RHS with COMPARE.
1952 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
1953 (*cmpdi_internal): Name this pattern.
1954 (cmpdi): Change to define_insn.
1955 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
1956 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
1957 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
1959 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
1960 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
1961 (conditional_trap): Change to...
1962 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
1963 (*conditional_trap): Use the ordered_comparison_operator and
1964 const1_operand predicates.
1965 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
1966 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
1967 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
1968 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
1970 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
1971 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
1972 (mcore_gen_compare): New.
1973 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
1974 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
1975 (mcore_gen_compare): ... this.
1976 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
1977 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
1978 (stack probe pattern): Use cbranchsi4.
1980 * config/mips/predicates.md (mips_cstore_operator): New.
1981 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
1982 * config/mips/mips.md (any_cond): Delete.
1983 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
1985 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
1986 fixuns_truncsfdi2): Use cbranch patterns.
1987 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
1988 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
1989 Adjust call to mips_expand_conditional_branch.
1990 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
1992 * config/mips/mips-protos.h (mips_expand_conditional_branch,
1993 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
1994 * config/mips/mips.c (cmp_operands): Delete.
1995 (mips_emit_compare): Get comparison operands from *op0/*op1.
1996 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
1997 that it succeeds. Use op0/op1 instead of cmp_operands.
1998 (mips_expand_conditional_branch, mips_expand_conditional_move,
1999 mips_expand_conditional_trap): Likewise.
2000 (mips_block_move_loop): Use cbranch patterns.
2001 * config/mips/mips.h (cmp_operands): Delete.
2003 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
2004 (mmix_gen_compare_reg): Just return a register in the right CC mode.
2005 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
2006 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
2007 (*cmpcc_folded): Rename to...
2008 (*cmpdi_folded): this.
2009 (*cmpcc): Rename to...
2011 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
2014 (cbranchdf4): New. Handle invalid comparisons here.
2015 * config/mmix/predicates.md (float_comparison_operator): New.
2017 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
2018 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
2019 * config/mn10300/mn10300.md (tst): Delete.
2020 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
2021 Name these patterns and wrap RHS in a compare.
2022 (*cmpsi): Make this pattern private. Include tst.
2023 (*cmpsf): Make this pattern private.
2024 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
2025 (compare with zero peepholes): Likewise.
2027 (cbranchsi4, cbranchsf4): New.
2028 (casesi): Use cbranchsi4.
2030 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
2031 hppa_branch_type): Delete.
2032 (return_addr_rtx): Use cbranchsi4.
2033 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
2034 Emit CCFPmode comparison here.
2035 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
2036 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
2037 hppa_branch_type): Delete.
2038 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
2039 (movsicc, movdicc): Remove references to hppa_compare_op0,
2040 hppa_compare_op1 and compare_from_rtx.
2041 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
2042 (casesi): Use cbranchsi4.
2044 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
2045 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
2046 * config/pdp11/pdp11.md (register_or_const0_operand): New.
2047 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
2048 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
2050 (cbranchdf4, cbranchhi4, cbranchqi4): New.
2051 (*branch, *branch_inverted): New.
2053 * config/picochip/picochip.md (cbranchhi4): Use
2054 ordered_comparison_operator.
2055 (cmphi, bCC): Remove.
2057 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
2058 (trap_comparison_operator): Delete.
2059 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
2060 rs6000_emit_cbranch): Accept mode and operands.
2061 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
2062 rs6000_compare_fp_p): Delete.
2063 (rs6000_generate_compare): Accept mode and comparison. Extract code
2064 and op0/op1 from there. Replace references to rs6000_compare_op0
2065 and rs6000_compare_op1.
2066 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
2067 extract result from passed operands.
2068 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
2069 extract loc from passed operands.
2070 (rs6000_emit_cmove): Likewise.
2071 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
2072 rs6000_compare_fp_p): Delete.
2073 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
2074 (cbranch<GPR>4, cbranch<FP>4): New.
2075 (cstore<mode>4): New. Consolidate here all choices about when to use
2076 portable or specialized sCC sequences.
2077 (stack_protect_test): Use cbranchsi4.
2078 (conditional_trap): Replace with ctrap<GPR>4.
2079 (conditional trap insn): Replace trap_comparison_operator with
2080 ordered_comparison_operator.
2082 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
2083 (s390_emit_prologue): Use ctrap.
2084 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
2085 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
2086 New predicates replacing...
2087 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
2088 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
2089 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
2090 (add<mode>cc): Do not use s390_compare_op0/op1.
2091 (s<code>): Change to...
2092 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
2094 (cstorecc4): ... this. Handle EQ or NE equally.
2095 (*sne): Un-privatize for use in cstorecc4.
2096 (b<code>): Change to...
2097 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
2098 (conditional_trap): Replace with...
2099 (ctrap<GPR>4, ctrap<FP>4): ... these.
2100 (stack_protect): Use cbranchcc4.
2102 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
2103 * config/score/score-protos.h (score_gen_cmp): Delete.
2104 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
2105 (score_block_move-loop): Use cbranchsi4.
2106 * config/score/score.md (cbranchsi4): New.
2107 (cmpsi, bCC): Delete.
2108 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
2109 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2110 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
2111 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2112 * config/score/score3.h (score3_gen_cmp): Delete.
2113 * config/score/score7.h (score7_gen_cmp): Delete.
2115 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
2116 (sh_emit_scc_to_t): ... this. Return void.
2117 (from_compare): Rename to...
2118 (sh_emit_compare_and_branch): ... this.
2119 (sh_emit_compare_and_set): New.
2120 (sh_expand_t_scc): Accept operands.
2121 * config/sh/predicates.md (sh_float_comparison_operator): New.
2122 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
2123 (prepare_scc_operands): Rename to...
2124 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
2126 (sh_emit_cheap_store_flag): New.
2127 (sh_emit_set_t_insn): New.
2128 (from_compare): Rename to...
2129 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
2130 handling of TARGET_SH2E floating point to avoid recursive call.
2131 Generate branch here.
2132 (sh_emit_compare_and_set): New.
2133 (sh_expand_t_scc): Get op0/op1 from arguments.
2134 (sh_emit_cheap_store_flag): New.
2135 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
2137 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
2138 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
2139 (movsicc, movdicc): Do nothing when it recreated operands from
2140 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
2141 prepare_scc_operands (now sh_emit_scc_to_t).
2142 (udivdi3): Use cstoresi4.
2143 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
2144 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
2145 (cbranchint4_media, cbranchfp4_media): New.
2146 (casesi): Use cbranchdi4.
2147 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
2149 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
2150 (movnegt): Remove second operand.
2151 (cbranchsf4, cbranchdf4): New.
2152 (stack_protect): Use cbranchdi4/cbranchsi4.
2154 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
2155 (gen_compare_reg): Accept comparison, extract part of it to...
2156 (gen_compare_reg_1): ... this.
2157 (gen_compare_operator): Delete.
2158 (gen_v9_scc): Accept separate destination, comparison code and arms.
2159 Do not use sparc_compare_op0/sparc_compare_op1.
2160 (emit_scc_insn, emit_conditional_branch_insn): New.
2161 (emit_v9_brxx): Make static. Remove useless assertion.
2162 (sparc_emit_float_lib_cmp): Return RTL instead of calling
2164 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
2165 * config/sparc/sparc-protos.h (gen_compare_reg,
2166 sparc_emit_float_lib_cmp): Adjust prototype.
2167 (emit_scc_insn, emit_conditional_branch_insn): New.
2168 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
2169 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
2170 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
2171 iterators to the top.
2172 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
2173 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
2174 snedi_special_trunc): Delete.
2175 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
2176 and snedi_special_trunc.
2177 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
2178 cbranchdi4, cbranch<F:mode>4): New.
2179 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
2180 here. Use gen_compare_reg instead of gen_compare_operator.
2181 (conditional_trap): Replace with...
2182 (ctrapsi4, ctrapdi4): ... this.
2183 (stack_protect_test): Use cbranchcc4.
2185 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
2187 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
2188 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
2189 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
2190 from operands[0] or operands[3] depending on is_set.
2191 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
2192 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
2193 cmpdf, bCC), sCC: Remove.
2194 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
2195 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
2197 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
2198 spu_emit_branch_or_set.
2200 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
2202 * config/stormy16/stormy16.h (xstormy16_compare_op0,
2203 xstormy16_compare_op1): Delete.
2204 * config/stormy16/stormy16.c (xstormy16_compare_op0,
2205 xstormy16_compare_op1): Delete.
2206 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
2208 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
2209 (cmphi, cmpsi, bCC): Remove.
2211 * config/v850/v850.md (tstsi, cmpsi): Fold into...
2212 (*cmpsi): ... this one.
2213 (cbranchsi4, cstoresi4): New.
2214 (bCC expanders): Delete.
2215 (sCC insns): Fold into...
2216 (*setcc): ... this one.
2217 (casesi): Do not use gen_cmpsi and gen_bgtu.
2218 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
2219 (movsicc): Simplify.
2220 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
2222 * config/vax/vax-protos.h (cond_name): New.
2223 (vax_output_conditional_branch): Remove.
2224 * config/vax/vax.c (cond_name): New.
2225 (vax_output_conditional_branch): Remove.
2226 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
2227 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
2228 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
2229 (bit<VAXint>): Wrap source with (compare).
2230 (b<code> and following unnamed pattern): Rename to *branch and
2231 *branch_reversed. Change macroization to match_operator.
2232 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
2234 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
2235 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
2236 Change last argument to machine_mode.
2237 (xtensa_expand_scc): Add machine_mode argument.
2238 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
2239 (gen_conditional_move, xtensa_expand_conditional_branch,
2240 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
2241 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
2242 Adjust operand numbers.
2243 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
2245 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
2246 (cmpsi, cmpsf, b<code>, s<code>): Delete.
2247 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
2249 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2251 * optabs.c (prepare_cmp_insn): Temporarily disable test that
2252 causes spurious differences between trunk and cond-optab branch.
2254 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2257 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
2259 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2261 * tree.c (iterative_hash_pointer): Delete.
2262 (iterative_hash_expr): Short-circuit handling of NULL pointer.
2263 Hash UIDs and versions of SSA names. Don't special-case built-in
2264 function declarations.
2266 2009-05-11 Ian Lance Taylor <iant@google.com>
2269 * graphite.c: Force -Wc++-compat to only be a warning before
2270 #including "cloog/cloog.h".
2272 2009-05-11 Martin Jambor <mjambor@suse.cz>
2274 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
2276 2009-05-11 Jan Hubicka <jh@suse.cz>
2278 * tree-ssa-loop-ivcanon.c: Include target.h
2279 (struct loop_size): new structure.
2280 (constant_after_peeling): New predicate.
2281 (tree_estimate_loop_size): New function.
2282 (estimated_unrolled_size): Rewrite for new estimates.
2283 (try_unroll_loop_completely): Use new estimates.
2284 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
2286 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2288 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
2289 libcpp interface change.
2290 (spu_macro_to_expand): Likewise.
2292 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
2294 PR tree-optimization/40026
2295 * gimplify.c (gimplify_init_constructor): Change initial conditional
2296 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
2297 optimize_compound_literals_in_ctor.
2299 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
2301 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
2303 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
2305 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
2307 * tree-vect-data-refs.c (vect_analyze_group_access): Use
2308 HOST_WIDE_INT for gap.
2310 2009-05-11 Ira Rosen <irar@il.ibm.com>
2312 PR tree-optimization/40074
2313 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
2314 account in group size and step comparison.
2316 2009-05-11 Richard Guenther <rguenther@suse.de>
2318 * passes.c (init_optimization_passes): Strip now incorrect comment.
2319 (execute_function_todo): Do not set PROP_alias.
2320 * tree-pass.h (PROP_alias): Remove.
2321 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
2322 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
2323 * tree-nrv.c (pass_return_slot): Likewise.
2324 * tree-object-size.c (pass_object_sizes): Likewise.
2325 * tree-ssa-dom.c (pass_dominator): Likewise.
2326 (pass_phi_only_cprop): Likewise.
2327 * tree-ssa-dse.c (pass_dse): Likewise.
2328 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
2329 (pass_cselim): Likewise.
2330 * tree-ssa-pre.c (pass_pre): Likewise.
2331 (pass_fre): Likewise.
2332 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
2333 * tree-ssa-sink.c (pass_sink_code): Likewise.
2334 * tree-stdarg.c (pass_stdarg): Likewise.
2335 * tree-tailcall.c (pass_tail_calls): Likewise.
2336 * tree-vrp.c (pass_vrp): Likewise.
2338 2009-05-10 Ian Lance Taylor <iant@google.com>
2340 * basic-block.h (enum profile_status): Break out of struct
2342 * cgraph.h (struct inline_summary): Break out of struct
2344 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
2345 of struct cgraph_order_sort.
2346 * combine.c (enum undo_kind): New enum, broken out of struct undo.
2347 * cse.c (struct branch_path): Break out of struct
2348 cse_basic_block_data.
2349 * except.h (enum eh_region_type): Break out of struct eh_region.
2350 * gcc.c (enum add_del): Break out of struct modify_target.
2351 * genrecog.c (enum decision_type): Break out of struct decision_test.
2352 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
2354 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
2355 * regmove.c (enum match_use): New enum, broken out of struct match.
2356 * sched-int.h (enum post_call_group): New enum, broken out of
2358 (struct deps_reg): Break out of struct deps.
2359 * target.h (struct asm_int_op): Break out of struct gcc_target.
2360 * tree-eh.c (struct goto_queue_node): Break out of struct
2362 * tree-inline.h (enum copy_body_cge_which): Break out of
2364 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
2366 * c-decl.c (in_struct, struct_types): New static variables.
2367 (pushtag): Add loc parameter. Change all callers.
2368 (lookup_tag): Add ploc parameter. Change all callers.
2369 (check_compound_literal_type): New function.
2370 (parser_xref_tag): Add loc parameter. Change all callers. If
2371 -Wc++-compat, warn about struct/union/enum types defined within a
2373 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
2374 and loc parameters. Change all callers. Change error calls to
2375 error_at, using loc. For a redefinition, if the location of the
2376 original definition is known, report it. Set in_struct and
2377 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
2378 (finish_struct): Add new parameters enclosing_in_struct and
2379 enclosing_struct_types. Change all callers. Set
2380 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
2381 in the struct. If in a struct, add this struct to struct_types.
2382 (start_enum): Add loc parameter. Change all callers. Use
2383 error_at for errors, using loc. For a redefinition, if the
2384 location of the original definition is known, report it. If in a
2385 struct, add this enum type to struct_types. If -Wc++-compat warn
2386 if in sizeof, typeof, or alignof.
2387 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
2388 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
2389 (c_parser_enum_specifier): Get enum location for start_enum.
2390 (c_parser_struct_or_union_specifier): Get struct location for
2391 start_struct. Save in_struct and struct_types status between
2392 start_struct and finish_struct.
2393 (c_parser_cast_expression): Get location of cast.
2394 (c_parser_alignof_expression): Get location of type.
2395 (c_parser_postfix_expression): Likewise.
2396 (c_parser_postfix_expression_after_paren_type): Add type_loc
2397 parameter. Change all callers. Call check_compound_literal_type.
2398 Use type_loc for error about variable size type.
2399 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
2400 of an enum constant from an enum type defined in a struct or union.
2401 (c_cast_expr): Add loc parameter. Change all callers. If
2402 -Wc++-compat, warn about defining a type in a cast.
2403 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
2404 (start_enum, start_struct, finish_struct): Update declarations.
2405 (parser_xref_tag, c_cast_expr): Update declarations.
2406 (check_compound_literal_type): Declare.
2408 2009-05-11 Ben Elliston <bje@au.ibm.com>
2410 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
2411 for recent libcpp interface change.
2412 (rs6000_macro_to_expand): Likewise.
2414 2009-05-10 Michael Matz <matz@suse.de>
2417 * config/arm/arm.c (require_pic_register): Emit on entry edge,
2418 not at entry of function.
2420 2009-05-10 Richard Guenther <rguenther@suse.de>
2422 PR tree-optimization/40081
2424 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2425 using the main variant of the element type. Do not fiddle with
2426 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2428 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
2429 structs with volatile fields.
2431 2009-05-10 Jan Hubicka <jh@suse.cz>
2433 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
2434 (estimate_move_cost): Assert that it does not get called for
2436 (estimate_num_insns): Skip VOID types in argument handling.
2437 (optimize_inline_calls): Delete unreachable blocks and verify that
2440 2009-05-10 Jan Hubicka <jh@suse.cz>
2442 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
2443 * cgraph.c (cgraph_mark_address_taken_node): New function.
2444 (dump_cgraph_node): Dump new flag.
2445 * cgraph.h (struct cgraph_node): Add address_taken.
2446 (cgraph_mark_address_taken_node): New function.
2447 * ipa.c (cgraph_postorder): Prioritize functions with address taken
2448 since new direct calls can be born.
2450 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2452 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
2455 2009-05-10 Jan Hubicka <jh@suse.cz>
2458 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
2460 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
2461 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
2462 * tree-inline.c (copy_bb): Set frequency correctly.
2463 (fold_marked_statements): Update call to
2464 cgraph_update_edges_for_call_stmt.
2466 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2468 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
2469 identifiers in diagnostics.
2470 * config/arm/arm.c (arm_handle_fndecl_attribute,
2471 arm_handle_isr_attribute): Likewise.
2472 * config/avr/avr.c (avr_handle_progmem_attribute,
2473 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
2474 * config/bfin/bfin.c (handle_int_attribute,
2475 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
2476 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
2477 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
2479 * config/darwin.c (darwin_handle_kext_attribute,
2480 darwin_handle_weak_import_attribute): Likewise.
2481 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
2482 h8300_handle_eightbit_data_attribute,
2483 h8300_handle_tiny_data_attribute): Likewise.
2484 * config/i386/i386.c (ix86_handle_cconv_attribute,
2485 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
2486 * config/i386/winnt.c (ix86_handle_shared_attribute,
2487 ix86_handle_selectany_attribute): Likewise.
2488 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2489 * config/m32c/m32c.c (function_vector_handler): Likewise.
2490 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
2491 m68hc11_handle_fntype_attribute): Likewise.
2492 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2493 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2494 * config/mips/mips.c (mips_insert_attributes,
2495 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
2496 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
2497 rs6000_handle_struct_attribute): Likewise.
2498 * config/sh/sh.c (sh_insert_attributes,
2499 sh_handle_resbank_handler_attribute,
2500 sh_handle_interrupt_handler_attribute,
2501 sh2a_handle_function_vector_handler_attribute,
2502 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2504 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
2505 * config/spu/spu.c (spu_handle_fndecl_attribute,
2506 spu_handle_vector_attribute): Likewise.
2507 * config/stormy16/stormy16.c
2508 (xstormy16_handle_interrupt_attribute): Likewise.
2509 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
2510 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2512 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2514 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
2515 (pp_translate_identifiers): New.
2516 (pp_identifier): Only conditionally translate identifier to locale
2518 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
2519 (pp_base_tree_identifier): Only conditionally translate identifier
2520 to locale character set.
2521 * c-pretty-print.c (M_): Define.
2522 (pp_c_type_specifier, pp_c_primary_expression): Mark English
2523 fragments for conditional translation with M_.
2524 * tree-pretty-print.c (maybe_init_pretty_print): Disable
2525 identifier translation.
2527 2009-05-10 Richard Guenther <rguenther@suse.de>
2529 PR tree-optimization/40081
2530 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2531 using the main variant of the element type. Do not fiddle with
2532 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2534 2009-05-09 Jan Hubicka <jh@suse.cz>
2537 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
2538 indirect calls; verify cgraph afterwards.
2540 2009-05-09 Jan Hubicka <jh@suse.cz>
2543 * ipa.c (update_inlined_to_pointer): New function.
2544 (cgraph_remove_unreachable_nodes): Use it.
2546 2009-05-09 Jan Hubicka <jh@suse.cz>
2548 * tree-eh.c (struct leh_state): Remove prev_try.
2549 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
2551 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
2552 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
2553 remove_eh_handler_and_replace, foreach_reachable_handler,
2554 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
2555 * except.h (struct eh_region): Remove eh_region_u_cleanup.
2556 (gen_eh_region_cleanup): Update prototype.
2558 2009-05-09 Jan Hubicka <jh@suse.cz>
2561 * except.c (copy_eh_region): Always set prev_try.
2562 (redirect_eh_edge_to_label): Find outer try.
2563 (foreach_reachable_handler): When looking for prev try
2564 handle case where previous try is not going to be taken.
2566 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2568 PR tree-optimization/40049
2569 * tree-vect-stmts.c (vectorizable_operation): If the machine has
2570 only vector/vector shifts, convert the type of the constant to the
2571 appropriate type to avoid building incorrect trees, which
2572 eventually have problems with garbage collection.
2574 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2576 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
2577 -1 for complex floating-point types if honoring signed zeros.
2579 2009-05-08 Jan Hubicka <jh@suse.cz>
2581 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
2582 argument; handle correctly when profile is absent.
2583 (build_cgraph_edges): Update.
2584 (rebuild_cgraph_edges): Update.
2585 * cgraph.c: Do not include varray.h.
2586 (cgraph_set_call_stmt_including_clones): New function.
2587 (cgraph_create_edge_including_clones): Likewise
2588 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
2589 (cgraph_update_edges_for_call_stmt): Handle clones.
2590 (cgraph_remove_node): Handle clone tree.
2591 (cgraph_remove_node_and_inline_clones): New function.
2592 (dump_cgraph_node): Dump clone tree.
2593 (cgraph_clone_node): Handle clone tree.
2594 (clone_function_name): Bring here from tree-inline.c.
2595 (cgraph_create_virtual_clone): New function.
2596 * cgraph.h (ipa_replace_map): Move here from ipa.h.
2597 (cgraph_clone_info): New function.
2598 (strut cgraph_node): Add clone_info and new clone tree pointers.
2599 (cgraph_remove_node_and_inline_clones,
2600 cgraph_set_call_stmt_including_clones,
2601 cgraph_create_edge_including_clones,
2602 cgraph_create_virtual_clone): Declare.
2603 (cgraph_function_versioning): Use VEC argument.
2604 (compute_call_stmt_bb_frequency): Update prototype.
2605 (cgraph_materialize_all_clones): New function.
2606 * ipa-cp.c (ipcp_update_cloned_node): Remove.
2607 (ipcp_create_replace_map): Update to VECtors.
2608 (ipcp_update_callgraph): Use virtual clones.
2609 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
2610 (ipcp_update_profiling): Do not update local profiling.
2611 (ipcp_insert_stage): Use VECtors and virtual clones.
2612 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
2613 (clone_of_p): New function.
2614 (cgraph_preserve_function_body_p): Use clone tree.
2615 (cgraph_optimize): Materialize clones.
2616 (cgraph_function_versioning): Update for VECtors.
2617 (save_inline_function_body): Use clone tree.
2618 (cgraph_materialize_clone): New function.
2619 (cgraph_materialize_all_clones): Likewise.
2620 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
2621 * ipa.c: Include gimple.h.
2622 (cgraph_remove_unreachable_nodes): Use clone tree.
2623 * ipa-prop.c (ipa_note_param_call): Update call to
2624 compute_call_stmt_bb_frequencycall.
2625 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
2626 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
2627 (copy_bb): Handle updating of clone tree; add new edge when new call
2629 (expand_call_inline): Be strict about every call having edge.
2630 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
2631 (delete_unreachable_blocks_update_callgraph): New function.
2632 (tree_function_versioning): Use VECtors; always remove unreachable
2633 blocks and fold conditionals.
2634 * tree-inline.h: Do not include varray.h.
2635 (tree_function_versioning): Remove.
2636 * Makefile.in (GTFILES): Remove tree-inline.c
2637 * passes.c (do_per_function): Do only functions having body.
2638 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
2641 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
2642 Andrew Morrow <acm@google.com>
2645 * c-common.c (c_common_attribute_table): Permit deprecated
2646 attribute to take an optional argument.
2647 (handle_deprecated_attribute): If the optional argument to
2648 __attribute__((deprecated)) is not a string ignore the attribute
2651 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
2652 * c-typeck.c (build_component_ref): Likewise.
2653 (build_external_ref): Likewise.
2655 * toplev.c (warn_deprecated_use): Add an attribute argument.
2656 Emit the message associated with __attribute__((deprecated)).
2658 * toplev.h (warn_deprecated_use): Updated.
2660 * doc/extend.texi: Document new optional parameter to
2661 __attribute__((deprecated))
2663 2009-05-08 Michael Eager <eager@eagercon.com>
2665 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
2666 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
2668 2009-05-08 Richard Guenther <rguenther@suse.de>
2670 PR tree-optimization/40062
2671 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
2672 Avoid exponential behavior.
2674 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2676 PR rtl-optimization/33928
2678 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
2679 process_uses, build_single_def_use_links): New.
2680 (update_df): Update use_def_ref.
2681 (forward_propagate_into): Use get_def_for_use instead of use-def
2683 (fwprop_init): Call build_single_def_use_links and let it initialize
2685 (fwprop_done): Free use_def_ref.
2686 (fwprop_addr): Eliminate duplicate call to df_set_flags.
2687 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
2688 df_rd_simulate_one_insn): New.
2689 (df_rd_bb_local_compute_process_def): Update head comment.
2690 (df_chain_create_bb): Use the new RD simulation functions.
2691 * df.h (df_rd_simulate_artificial_defs_at_top,
2692 df_rd_simulate_one_insn): New.
2693 * opts.c (decode_options): Enable fwprop at -O1.
2694 * doc/invoke.texi (-fforward-propagate): Document this.
2696 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2699 * c-typeck.c (build_binary_op): Handle arithmetic between one real
2700 and one complex operand specially.
2701 * tree-complex.c (some_nonzerop): Do not identify a real value as
2702 zero if flag_signed_zeros.
2704 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2706 PR rtl-optimization/33928
2707 * loop-invariant.c (record_use): Fix && vs. || mishap.
2709 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2711 PR rtl-optimization/33928
2712 * loop-invariant.c (struct use): Add addr_use_p.
2713 (struct def): Add n_addr_uses.
2714 (struct invariant): Add cheap_address.
2715 (create_new_invariant): Set cheap_address.
2716 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
2717 (record_uses): Pass df_ref to record_use.
2718 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
2721 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2723 * config/sh/sh.c: Do not include c-pragma.h.
2725 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2727 * config/spu/spu.c: Remove include of c-common.h.
2729 2009-05-07 Janis Johnson <janis187@us.ibm.com>
2732 * c-common.h (mark_valid_location_for_stdc_pragma,
2733 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
2734 clear_float_const_decimal64, float_const_decimal64_p): New.
2735 * c.opt (Wunsuffixed-float-constants): New.
2736 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
2737 unsuffixed float constant, handle new warning.
2738 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
2739 * c-decl.c (c_scope): New flag float_const_decimal64.
2740 (set_float_const_decimal64, clear_float_const_decimal64,
2741 float_const_decimal64_p): New.
2742 (push_scope): Set new flag.
2743 * c-parser.c (c_parser_translation_unit): Mark when it's valid
2744 to use STDC pragmas.
2745 (c_parser_external_declaration): Ditto.
2746 (c_parser_compound_statement_nostart): Ditto.
2747 * c-pragma.c (valid_location_for_stdc_pragma,
2748 mark_valid_location_for_stdc_pragma,
2749 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
2750 handle_pragma_float_const_decimal64): New.
2751 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
2752 * cp/semantics.c (valid_location_for_stdc_pragma_p,
2753 set_float_const_decimal64, clear_float_const_decimal64,
2754 float_const_decimal64_p): New dummy functions.
2755 * doc/extend.texi (Decimal Float): Remove statement that the
2756 pragma, and suffix for double constants, are not supported.
2757 * doc/invoke.texi (Warning Options): List new option.
2758 (-Wunsuffixed-float-constants): New.
2760 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
2762 * config/i386/i386.c: Do not include c-common.h.
2764 2009-05-07 Mark Heffernan <meheff@google.com>
2766 * doc/invoke.texi (Debugging Options): Document change of debugging
2768 * opts.c (decode_options): Make dump_base_name relative to
2769 aux_base_name directory.
2771 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
2773 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
2774 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
2776 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
2778 * Makefile.in (install-plugin): Simplify a bit.
2780 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
2782 * Makefile.in (OBJS-common): Add regcprop.o.
2784 * timevar.def (TV_CPROP_REGISTERS): New.
2785 * regrename.c (regrename_optimize): Return 0.
2786 (rest_of_handle_regrename): Delete.
2787 (pass_rename_registers): Point to regrename_optimize.
2788 (struct value_data_entry, struct value_data,
2789 kill_value_one_regno, kill_value_regno, kill_value,
2790 set_value_regno, init_value_data, kill_clobbered_value,
2791 kill_set_value, kill_autoinc_value, copy_value,
2792 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
2793 replace_oldest_value_reg, replace_oldest_value_addr,
2794 replace_oldest_value_mem, copyprop_hardreg_forward_1,
2795 debug_value_data, validate_value_data): Move...
2796 * regcprop.c: ... here.
2797 (rest_of_handle_cprop): Delete.
2798 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
2800 2009-05-07 Jakub Jelinek <jakub@redhat.com>
2803 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
2804 GEN_INT for 1 << bitnum.
2805 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
2808 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
2810 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
2811 Remove wrong description of "nand" operation.
2813 2009-05-06 Richard Guenther <rguenther@suse.de>
2814 Adam Nemet <anemet@caviumnetworks.com>
2816 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
2817 comment. Add that if LHS is not a gimple register, then RHS1 has
2818 to be a single object (GIMPLE_SINGLE_RHS).
2820 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
2822 * expr.c (get_def_for_expr): Move it up in the file.
2823 (store_field): When expanding a bit-field store, look at the
2824 defining gimple stmt for the masking conversion.
2826 2009-05-06 Janis Johnson <janis187@us.ibm.com>
2829 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
2830 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
2831 32-bit memcpy into long.
2833 2009-05-06 Jakub Jelinek <jakub@redhat.com>
2835 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
2836 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
2838 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
2839 instead of appending DW_OP_deref*.
2841 2009-05-06 Michael Matz <matz@suse.de>
2844 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
2845 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
2847 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
2849 * Makefile.in (install-plugin): Fix srcdir handling.
2851 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
2853 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
2854 when processing for not_regs_needed bitmap.
2855 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
2856 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
2857 handling it for rhs.
2859 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2861 * config/i386/i386.md (unnamed inc/dec peephole): Use
2862 optimize_insn_for_size_p instead of optimize_size.
2863 * config/i386/predicates.md (incdec_operand): Likewise.
2864 (aligned_operand): Likewise.
2865 * config/i386/sse.md (divv8sf3): Likewise.
2866 (sqrtv8sf2): Likewise.
2868 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2870 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
2872 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
2874 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2876 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
2877 ssemodesuffixf2c with avxmodesuffixf2c.
2879 2009-05-06 Joseph Myers <joseph@codesourcery.com>
2882 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
2884 2009-05-05 Jakub Jelinek <jakub@redhat.com>
2886 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
2887 (struct tree_base): Adjust spacing for 8 bit boundaries.
2888 (struct tree_decl_common): Add decl_by_reference_flag bit.
2889 (DECL_BY_REFERENCE): Adjust.
2890 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
2891 print DECL_BY_REFERENCE bit.
2892 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
2893 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
2894 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
2895 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
2899 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
2900 range of the type, but default label is missing, add it with one
2901 of the existing labels instead of adding a new label for it.
2903 2009-05-05 Joseph Myers <joseph@codesourcery.com>
2907 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
2909 * Makefile.in (enable_plugin, plugin_includedir): New.
2910 (install): Depend on install-plugin.
2911 (PLUGIN_HEADERS): New.
2912 (install-plugin): New.
2913 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
2915 2009-05-05 Richard Guenther <rguenther@suse.de>
2917 PR tree-optimization/40022
2918 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
2920 (phivn_valid_p): Fix tuplification error, simplify.
2921 (phiprop_insert_phi): Add dumps.
2922 (propagate_with_phi): Simplify.
2924 2009-05-05 Richard Guenther <rguenther@suse.de>
2927 * builtins.c (gimplify_va_arg_expr): Properly build the address.
2929 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
2931 * tree.h (strip_float_extensions): Remove duplicate declaration.
2932 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
2933 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
2934 block_ultimate_origin): Rearrange the declarations line to match the
2935 comment that indicates the .c file which the functions are defined.
2936 (dwarf2out_*, set_decl_rtl): Add comment.
2937 (get_base_address): Adjust comment.
2938 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
2939 declarations line and add comment.
2940 (is_builtin_name): Add blank after function name, for clarity.
2942 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2944 * attribs.c (decl_attributes): Use %qE for identifiers in
2946 * cgraphunit.c (verify_cgraph_node): Translate function names to
2947 locale character set in diagnostics.
2948 * coverage.c (get_coverage_counts): Use %qE for identifiers in
2950 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
2951 Document that functions are named in UTF-8.
2952 * expr.c (expand_expr_real_1): Translate function names to locale
2953 character set in diagnostics.
2954 * gimplify.c (omp_notice_variable, omp_is_private,
2955 gimplify_scan_omp_clauses): Use %qE for identifiers in
2957 * langhooks.c (lhd_print_error_function): Translate function names
2958 to locale character set.
2959 * langhooks.h (decl_printable_name): Document that return value is
2960 in internal character set.
2961 * stmt.c: Include pretty-print.h
2962 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
2964 (resolve_operand_name_1): Translate named operand name to locale
2966 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
2968 * toplev.c (announce_function): Translate function names to locale
2970 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
2971 (default_tree_printer): Use pp_identifier or translate identifiers
2972 to locale character set. Mark "<anonymous>" for translation.
2973 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
2974 for identifiers in diagnostics.
2975 * tree.c (handle_dll_attribute): Use %qE for identifiers in
2977 * varasm.c (output_constructor): Use %qE for identifiers in
2980 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
2982 * configure.ac: use ` ` instead of $()
2983 * configure: Regenerate.
2985 2009-05-05 Ben Elliston <bje@au.ibm.com>
2987 * config/pa/linux-atomic.c: Eliminate conditional include of
2988 errno.h on non-LP64 systems to simplify build requirements.
2990 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2992 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
2994 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
2995 and pass value to identifier_to_locale.
2996 (warn_variable_length_array): Make name a tree.
2997 (grokdeclarator): Separate diagnostic texts for named and unnamed
2998 declarators. Use %qE for named declarators.
2999 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
3001 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
3002 identifiers in diagnostics.
3003 * c-typeck.c (push_member_name, start_init): Pass identifiers to
3004 identifier_to_locale. Mark "anonymous" strings for translation.
3006 2009-05-04 Michael Eager <eager@eagercon.com>
3008 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
3009 address for DImode/DFmode only if double-precision FP regs.
3011 2009-05-04 Michael Eager <eager@eagercon.com>
3013 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
3014 TARGET_SINGLE_FLOAT check.
3016 2009-05-04 Michael Eager <eager@eagercon.com>
3018 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
3020 2009-05-04 Michael Eager <eager@eagercon.com>
3022 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
3023 * config/rs6000/t-xilinx: New
3025 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
3027 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
3028 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
3029 * gcc/explow.c (memory_address): Use target hook.
3030 * gcc/targhooks.c (default_legitimize_address): New.
3031 * gcc/targhooks.h (default_legitimize_address): New.
3032 * gcc/target.h (legitimize_address): New.
3033 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
3034 (TARGET_INITIALIZER): Include it.
3035 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
3037 * config/bfin/bfin-protos.h (legitimize_address): Remove.
3038 * config/bfin/bfin.c (legitimize_address): Remove.
3039 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
3040 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
3042 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
3043 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
3045 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
3046 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
3047 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
3048 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
3049 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
3050 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
3051 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
3052 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
3053 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
3054 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
3055 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
3056 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
3057 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
3058 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
3059 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
3060 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
3061 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
3062 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
3063 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
3064 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
3065 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
3066 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
3067 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
3069 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
3070 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
3071 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
3072 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
3073 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
3074 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
3075 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
3076 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
3077 (thumb_legitimize_address): Delete.
3078 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
3079 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
3080 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
3081 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
3082 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
3083 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
3085 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
3088 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
3089 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
3090 * config/m32r/m32r.c (m32r_legitimize_address): New.
3091 * config/m68k/m68k.c (m68k_legitimize_address): New.
3092 * config/score/score.c (score_legitimize_address): Standardize.
3093 * config/score/score3.c (score3_legitimize_address): Standardize.
3094 * config/score/score3.h (score3_legitimize_address): Adjust.
3095 * config/score/score7.c (score7_legitimize_address): Standardize.
3096 * config/score/score7.h (score7_legitimize_address): Adjust.
3097 * config/sh/sh.c (sh_legitimize_address): New.
3098 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
3100 * gcc/config/s390/s390.c (legitimize_address): Rename to...
3101 (s390_legitimize_address): ... this.
3102 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
3103 (sparc_legitimize_address): ... this.
3104 * gcc/config/i386/i386.c (legitimize_address): Rename to...
3105 (ix86_legitimize_address): ... this.
3106 * gcc/config/avr/avr.c (legitimize_address): Rename to...
3107 (avr_legitimize_address): ... this.
3108 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
3109 (mn10300_legitimize_address): ... this.
3110 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
3111 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
3112 (alpha_expand_mov): Adjust call.
3114 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
3115 * config/spu/spu.c (spu_legitimize_address): Likewise.
3116 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
3117 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
3119 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3121 * intl.c (locale_encoding, locale_utf8): New.
3122 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
3123 * intl.h (locale_encoding, locale_utf8): Declare.
3124 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
3125 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
3127 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
3129 (pp_tree_identifier): Define to call pp_base_tree_identifier.
3130 (pp_base_tree_identifier): Declare as function.
3131 (identifier_to_locale): Declare.
3132 * Makefile.in (pretty-print.o): Update dependencies.
3133 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
3135 2009-05-04 Richard Guenther <rguenther@suse.de>
3138 * builtins.c (fold_builtin_memory_op): Do not decay to element
3139 type if the size matches the whole array.
3141 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3143 * expmed.c (synth_mult): When trying out a shift, pass the result
3146 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3148 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
3149 (shiftsub1_cost): New.
3150 (init_expmed): Compute shiftsub1_cost.
3151 (synth_mult): Optimize multiplications by constants of the form
3152 -(2^^m-1) for some constant positive integer m.
3154 2009-05-03 Richard Guenther <rguenther@suse.de>
3157 * c-typeck.c (array_to_pointer_conversion): Do not built
3158 ADDR_EXPRs of arrays of pointer-to-element type.
3159 * c-gimplify.c (c_gimplify_expr): Revert change fixing
3160 up wrong ADDR_EXPRs after-the-fact.
3161 * c-common.c (strict_aliasing_warning): Strip pointer
3162 conversions for obtaining the original type.
3163 * builtins.c (fold_builtin_memset): Handle array types.
3164 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
3167 2009-05-03 Richard Guenther <rguenther@suse.de>
3170 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
3171 Do not lose casts from array types with unknown extent to array
3172 types with known extent.
3173 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
3174 alias set compatibility.
3176 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
3178 * flags.h (extra_warnings): Delete.
3179 * toplev.c (process_options): Handle Wuninitialized here.
3180 * opts.c (extra_warnings): Delete.
3181 (set_Wextra): Delete.
3182 (common_handle_option): -Wextra can be handled automatically.
3183 * c-opts.c (c_common_handle_option): Delete obsolete code.
3184 (c_common_post_options): Simplify comment.
3185 * common.opt (W): Add Var.
3187 (Wuninitialized): Initialize to -1.
3189 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
3190 Richard Guenther <rguenther@suse.de>
3192 * expr.c (get_def_for_expr): New function.
3193 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
3194 SSA rather than trees.
3195 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
3196 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
3198 2009-05-03 Joseph Myers <joseph@codesourcery.com>
3200 * c-common.c (reswords): Add _Imaginary.
3201 * c-common.c (enum rid): Add RID_IMAGINARY.
3203 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
3205 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
3206 Patch by Richard Guenther.
3208 2009-05-03 Anatoly Sokolov <aesok@post.ru>
3210 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
3211 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3212 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
3213 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
3214 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
3215 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
3216 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
3217 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
3218 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
3219 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
3220 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
3221 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
3222 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
3223 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
3224 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
3225 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
3226 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
3227 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
3229 2009-05-02 Richard Guenther <rguenther@suse.de>
3231 PR tree-optimization/39940
3232 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
3235 2009-05-02 Richard Guenther <rguenther@suse.de>
3238 * tree-ssa.c (execute_update_addresses_taken): Properly check
3239 if we can mark a variable DECL_GIMPLE_REG_P.
3240 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
3241 back to the end of the function.
3242 (is_gimple_reg_type): Remove complex type special casing.
3243 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
3246 2009-05-02 Ben Elliston <bje@au.ibm.com>
3248 * doc/collect2.texi (Collect2): Document search path behaviour
3249 when configured with --with-ld.
3251 2009-05-02 Jan Hubicka <jh@suse.cz>
3253 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
3254 parameter; update callers.
3255 (coalesce_cost_edge): EH edges are costier because they needs
3256 splitting even if not critical and even more costier when there are
3257 multiple EH predecestors.
3259 2009-05-02 Jan Hubicka <jh@suse.cz>
3261 * except.c (remove_eh_handler_and_replace): Handle updating after
3262 removing TRY blocks.
3264 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
3266 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
3268 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
3270 * varasm.c: Do not include c-pragma.h.
3271 * attribs.c: Do not incude c-common.h.
3273 2009-05-01 Michael Matz <matz@suse.de>
3275 * calls.c (initialize_argument_information): Handle SSA names like
3276 decls with a non MEM_P DECL_RTL.
3278 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3280 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
3281 * ipa-utils.c: Likewise.
3282 * ipa-type-escape.c: Likewise.
3283 * cgraphunit.c Do not include c-common.h.
3284 * ipa-pure-const.c: Likewise.
3285 * tree-if-conv.c: Likewise.
3286 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
3287 * ipa-struct-reorg.c: Likewise.
3288 * tree-nomudflap.c: Likewise.
3289 * tree-ssa-structalias.c: Likewise.
3291 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3293 * store-motion.c: Many cleanups to make this pass a first-class
3294 citizen instead of an appendix to gcse load motion. Add TODO list
3295 to make this pass faster/cleaner/better.
3297 (struct ls_expr): Post gcse.c-split cleanups.
3298 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
3299 "stores" field to "avail_stores".
3300 (pre_ldst_mems): Rename to store_motion_mems.
3301 (pre_ldst_table): Rename to store_motion_mems_table.
3302 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
3303 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
3304 (ldst_entry): Rename to st_expr_entry, update users.
3305 (free_ldst_entry): Rename to free_st_expr_entry, update users.
3306 (free_ldst_mems): Rename to free_store_motion_mems, update users.
3307 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
3309 (first_ls_expr): Rename to first_st_expr, update users.
3310 (next_ls_expr): Rename to next_st_expr, update users.
3311 (print_ldst_list): Rename to print_store_motion_mems. Print names of
3312 fields properly for store motion instead of names inherited from load
3314 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
3315 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
3318 (ae_kill): Rename to st_kill, update users.
3319 (ae_gen): Rename to st_avloc, update users.
3320 (transp): Rename to st_transp, update users.
3321 (pre_insert_map): Rename to st_insert_map, update users.
3322 (pre_delete_map): Rename to st_delete_map, update users.
3323 (insert_store, build_store_vectors, free_store_memory,
3324 one_store_motion_pass): Update for abovementioned changes.
3326 (gcse_subst_count, gcse_create_count): Remove.
3327 (one_store_motion_pass): New statistics counters "n_stores_deleted"
3328 and "n_stores_created", local variables.
3330 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
3333 (regvec, compute_store_table_current_insn): Remove.
3334 (reg_set_info, reg_clear_last_set): Remove.
3335 (compute_store_table): Use DF caches instead of local dataflow
3338 2009-05-01 Joseph Myers <joseph@codesourcery.com>
3340 * c-objc-common.c (c_tree_printer): Print identifiers with
3341 pp_identifier, not pp_string. Mark "({anonymous})" for
3343 * c-pretty-print.c (pp_c_ws_string): New.
3344 (pp_c_cv_qualifier, pp_c_type_specifier,
3345 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
3346 pp_c_storage_class_specifier, pp_c_function_specifier,
3347 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
3348 pp_c_primary_expression, pp_c_postfix_expression,
3349 pp_c_unary_expression, pp_c_shift_expression,
3350 pp_c_relational_expression, pp_c_equality_expression,
3351 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
3352 use pp_string and pp_c_ws_string in place of pp_identifier and
3353 pp_c_identifier for non-identifiers. Mark English strings for
3355 * c-pretty-print.h (pp_c_ws_string): Declare.
3357 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
3358 Roland McGrath <roland@redhat.com>
3360 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
3361 (ENABLE_LD_BUILDID): New configuration option.
3362 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
3363 (LINK_BUILDID_SPEC): New macro.
3364 (init_spec): If defined, prepend it between LINK_EH_SPEC and
3366 * doc/install.texi: Document --enable-linker-build-id option.
3367 * configure: Rebuild.
3368 * config.in: Rebuild.
3370 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
3372 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
3373 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
3374 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
3375 MIPS_GP_SAVE_AREA_SIZE.
3376 * config/mips/mips.c (struct mips_frame_info): Update comment
3377 before arg_pointer_offset and hard_frame_pointer_offset.
3378 (mips_compute_frame_info): Update diagram before function: to
3379 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
3380 indicate the position of frame_pointer_rtx with -fstack-protector and
3381 to show args_size. Don't allocate cprestore area for leaf functions
3382 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
3384 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
3386 2009-04-30 Michael Matz <matz@suse.de>
3388 PR tree-optimization/39955
3389 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
3391 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
3393 * ira.c (setup_cover_and_important_classes): Use safe macro
3394 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
3396 * genpreds.c (write_tm_preds_h): Output suitable definition of
3397 REG_CLASS_FOR_CONSTRAINT.
3399 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3401 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
3403 * bitmap.c (bitmap_descriptor): Likewise.
3404 * ggc-common.c (loc_descriptor): Likewise.
3405 * varray.c (varray_descriptor): Likewise.
3406 * vec.c (vec_descriptor): Likewise.
3408 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
3410 * Makefile.in (dce.o): Add $(EXCEPT_H).
3411 * dce.c: Include except.h and delete redundant vector definitions.
3412 (deletable_insn_p): Return false for non-call insns that can throw
3415 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
3417 * gcse.c (ae_gen): Remove.
3418 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
3419 and make non-static function to make it available in store-motion.c.
3420 Update call sites with search-and-replace.
3421 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
3422 extract_mentioned_regs, extract_mentioned_regs_helper,
3423 find_moveable_store, compute_store_table, load_kills_store, find_loads,
3424 store_killed_in_insn, store_killed_after, store_killed_before,
3425 build_store_vectors, insert_insn_start_basic_block, insert-store,
3426 remove_reachable_equiv_notes, replace_store_insn, delete_store,
3427 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
3428 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
3429 * store-motion.c: ...new file. Also copy data structures from gcse.c
3430 and clean up to remove parts not used by store motion.
3431 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
3432 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
3434 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3437 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
3438 when optimizing for size.
3440 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
3442 * gcse.c (gcse_constant_p): Fix typo in last change.
3444 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3446 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
3448 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
3450 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
3452 2009-04-29 James E. Wilson <wilson@codesourcery.com>
3454 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
3455 CONST_HIGH_PART result.
3457 2009-04-29 Anatoly Sokolov <aesok@post.ru>
3459 * config/avr/avr.c (initial_elimination_offset): Rename to
3460 avr_initial_elimination_offset.
3461 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
3462 change return type to bool.
3463 (avr_can_eliminate): New function.
3464 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
3465 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
3466 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
3467 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
3468 avr_initial_elimination_offset.
3469 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
3470 (avr_initial_elimination_offset): Define.
3472 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
3473 Steven Bosscher <steven@gcc.gnu.org>
3475 PR rtl-optimization/39938
3476 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
3477 * cfgrtl.c: Include insn-attr.h.
3478 (rest_of_pass_free_cfg): New function.
3479 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
3480 * resource.c (init_resource_info): Remove call to df_analyze.
3482 2009-04-29 Richard Guenther <rguenther@suse.de>
3485 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
3486 allow conversion to signed integers.
3488 2009-04-29 Richard Guenther <rguenther@suse.de>
3490 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
3491 shifts of floating point vectors if the shift amount is
3492 a constant multiple of the element size.
3494 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
3495 Michael Matz <matz@suse.de>
3499 * tree-outof-ssa.c (emit_partition_copy): New function.
3500 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3501 insert_part_to_rtx_on_edge): Perform the partition base var
3502 copy using emit_partition_copy.
3503 (insert_value_copy_on_edge): Convert constants to the right mode.
3504 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
3505 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
3507 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3509 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
3510 scan backwards to try to find a constant to initialize it.
3512 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
3513 insn before the loop_end instruction, don't look past labels.
3515 2009-04-29 Richard Guenther <rguenther@suse.de>
3518 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3519 loose type conversions.
3520 (forward_propagate_addr_expr): Fix tuplification bug. Remove
3521 stmts only if there are no uses of its definition.
3523 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3525 * config/bfin/bfin.h (splitting_loops): Declare.
3526 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
3527 Reorder bit definitions to be ascending.
3528 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
3529 * config/bfin/bfin.c (splitting_loops): New variable.
3530 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
3531 (struct loop_info): Remove members INIT and LOOP_INIT.
3532 (bfin_optimize_loop): Don't set them. Reorder the code that generates
3533 the LSETUP sequence. Allow LC to be loaded from any register, but
3534 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
3535 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
3537 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
3538 of reload_completed.
3541 * config/bfin/bfin.md (movsi_insn): Refine constraints.
3543 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
3545 * Makefile.in (PLUGIN_VERSION_H): New.
3546 (OBJS-common): Remove plugin-version.o.
3547 (plugin.o): Depend on (PLUGIN_VERSION_H).
3548 (plugin-version.o): Remove.
3549 * configure: Regenerate
3550 * configure.ac: Create plugin-version.h.
3551 * gcc-plugin.h (plugin_gcc_version): Remove.
3552 (plugin_default_version_check): Change signature.
3553 * plugin-version.c: Remove.
3554 * plugin.c: Include plugin-version.h.
3555 (str_plugin_gcc_version_name): Remove.
3556 (try_init_one_plugin): Pass gcc version to plugin_init.
3557 (plugin_default_version_check): Both gcc and plugin versions are now
3560 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3562 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
3563 problematic last insns. Test for TYPE_CALL rather than CALL_P.
3564 Remove special case testing for last insn of inner loops. Don't fail
3565 if the loop ends with a jump, emit an extra nop instead.
3567 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
3568 DREGS rather than comparing directly. Remove code that tries to
3569 account for latencies.
3571 2009-04-29 Richard Guenther <rguenther@suse.de>
3573 PR tree-optimization/39941
3574 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
3575 eliminating an indirect call.
3577 2009-04-29 Richard Guenther <rguenther@suse.de>
3579 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
3580 parameter. Allow invariants as base if !require_lvalue.
3581 (verify_gimple_assign_single): Adjust.
3583 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3585 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
3586 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
3587 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
3588 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
3589 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
3591 * config/bfin/bfin.c (bfin_expand_builtin,
3592 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
3594 2009-04-28 Richard Guenther <rguenther@suse.de>
3596 * tree-vect-loop.c (get_initial_def_for_induction): Use
3597 correct types for pointer increment.
3599 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3601 * toplev.c (print_version): Update GMP version string calculation.
3603 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
3605 PR rtl-optimization/39938
3606 * resource.c (init_resource_info): Add call to df_analyze.
3608 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3610 * config/alpha/alpha.md (usegp): Cast the result of
3611 alpha_find_lo_sum_using_gp to enum attr_usegp.
3612 * config/alpha/alpha.c (override_options): Remove end-of-structure
3613 marker element from cpu_table. Use array size of cpu_table to handle
3614 -mcpu and -mtune options.
3615 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
3617 2009-04-28 Joseph Myers <joseph@codesourcery.com>
3619 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
3620 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
3621 tune_32 and tune_64.
3622 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3624 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
3625 * config/rs6000/option-defaults.h: ... here. New file.
3626 (OPT_64, OPT_32): Define.
3627 (MASK_64BIT): Define to 0 if not already defined.
3628 (OPT_ARCH64, OPT_ARCH32): Define.
3629 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
3632 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3634 * config/arm/arm.c (arm_override_options): Emit error on using
3637 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3639 PR rtl-optimization/39914
3640 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3641 registers for allocnos created from user-defined variables only
3642 when not optimizing.
3644 2009-04-28 Richard Guenther <rguenther@suse.de>
3647 * fold-const.c (fold_binary): Use distribute_real_division only
3650 2009-04-28 Steve Ellcey <sje@cup.hp.com>
3652 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
3653 add hpux-stdint.h to tm_file.
3654 (hppa[12]*-*-hpux11*): Ditto.
3655 (ia64*-*-hpux*): Ditto.
3656 * config/hpux-stdint.h: New.
3657 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
3658 __STDC_EXT__ for all compiles.
3659 * config/pa/pa-hpux.h: Ditto.
3660 * config/pa/pa-hpux10.h: Ditto.
3661 * config/pa/pa-hpux11.h: Ditto.
3663 2009-04-28 Catherine Moore <clm@codesourcery.com>
3665 * debug.h (set_name): Add comment.
3667 2009-04-28 Andrew Pinski <pinskia@gmail.com>
3670 * config/darwin.c (machopic_gen_offset): Check
3671 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
3672 * config/arm/arm.c (require_pic_register): Likewise.
3674 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
3676 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
3677 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
3678 m32c_promote_prototypes): Delete.
3680 2009-04-28 Michael Matz <matz@suse.de>
3683 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
3686 2009-04-28 Richard Guenther <rguenther@suse.de>
3688 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
3690 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3692 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
3693 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
3694 * config/arm/arm-tune.md: Regenerate.
3696 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
3698 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
3699 block if there are complex incoming edges.
3700 (sel_merge_blocks): Remove useless assert.
3701 (sel_redirect_edge_and_branch): Check that edge was redirected.
3702 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
3703 (sel_find_rgns): Delete declaration.
3704 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
3705 the region when it is not a preheader.
3707 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3710 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
3712 2009-04-28 Richard Guenther <rguenther@suse.de>
3714 * tree.h (SSA_NAME_VALUE): Remove.
3715 (struct tree_ssa_name): Remove value_handle member.
3716 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
3717 array for jump threading.
3718 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
3720 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
3721 * tree-flow.h (threadedge_initialize_values): Declare.
3722 (threadedge_finalize_values): Likewise.
3723 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
3724 (SSA_NAME_VALUE): Define.
3725 (threadedge_initialize_values): New function.
3726 (threadedge_finalize_values): Likewise.
3727 * tree-ssa-dom.c (ssa_name_values): New global variable.
3728 (SSA_NAME_VALUE): Define.
3729 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
3731 2009-04-28 Ira Rosen <irar@il.ibm.com>
3733 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
3734 Use REPORT_VECTORIZED_LOCATIONS instead
3735 REPORT_VECTORIZED_LOOPS.
3736 * tree-vectorizer.c (vect_verbosity_level): Make static.
3737 (vect_loop_location): Rename to vect_location.
3738 (vect_set_verbosity_level): Update comment.
3739 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
3741 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
3742 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
3743 instead REPORT_UNVECTORIZED_LOOPS.
3744 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
3745 and vect_loop_def to vect_external_def and vect_internal_def.
3746 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
3747 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
3748 REPORT_UNVECTORIZED_LOCATIONS.
3749 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
3750 and vect_used_in_loop and to vect_unused_in_scope and
3752 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
3753 (vect_verbosity_level): Remove declaration.
3754 (vect_analyze_operations): Likewise.
3755 (vect_analyze_stmt): Declare.
3756 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
3757 REPORT_UNVECTORIZED_LOCATIONS.
3758 (vect_get_loop_niters): Fix indentation.
3759 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
3760 (vect_analyze_loop_operations): New function.
3761 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
3762 vect_analyze_operations.
3763 (vect_is_simple_reduction): Use new names.
3764 (vectorizable_live_operation, vect_transform_loop): Likewise.
3765 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
3766 to specify whether the data references can be a part of interleaving
3768 (vect_analyze_data_ref_dependence): Use new names.
3769 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
3770 (vect_create_addr_base_for_vector_ref): Remove redundant code.
3771 * tree-vect-patterns.c (widened_name_p): Use new names.
3772 (vect_recog_dot_prod_pattern): Likewise.
3773 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
3774 (process_use, vect_mark_stmts_to_be_vectorized,
3775 vect_model_simple_cost, vect_model_store_cost,
3776 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
3777 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3778 vectorizable_operation, vectorizable_type_demotion,
3779 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
3780 vectorizable_condition): Likewise.
3781 (vect_analyze_operations): Split into vect_analyze_loop_operations
3783 (vect_analyze_stmt): ... new function.
3784 (new_stmt_vec_info): Use new names.
3785 (vect_is_simple_use): Use new names and fix comment.
3786 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
3787 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
3789 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3792 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
3793 and integer modes for x87 operands. Do not ICE for unsupported size,
3794 generate error instead. Generate error for unsupported operand types.
3795 ['z']: Do not handle HImode memory operands specially. Warning
3796 for floating-point operands. Fallthru to 'Z' for unsupported operand
3797 types. Do not ICE for unsupported size, generate error instead.
3798 (output_387_binary_op): Use %Z to output operands.
3799 (output_fp_compare): Ditto.
3800 (output_387_reg_move): Ditto.
3802 2009-04-28 Ben Elliston <bje@au.ibm.com>
3807 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3809 * builtins.c (c_strlen): Do not warn here.
3810 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3811 * c-common.c (pointer_int_sum): Take an explicit location.
3812 Warn about offsets out of bounds.
3813 * c-common.h (pointer_int_sum): Adjust declaration.
3815 2009-04-27 Ian Lance Taylor <iant@google.com>
3817 * collect2.c (is_ctor_dtor): Change type of ret field in struct
3819 * dce.c (run_fast_df_dce): Change type of old_flags to int.
3820 * df-core.c (df_set_flags): Change return type to int. Change
3821 type of old_flags to int.
3822 (df_clear_flags): Likewise.
3823 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
3824 (df_get_conditional_uses): Likewise.
3825 * df.h (df_set_flags, df_clear_flags): Update declarations.
3826 * dwarf2out.c (struct indirect_string_node): Change type of form
3827 field to enum dwarf_form.
3828 (AT_string_form): Change return type to enum dwarf_form.
3829 * fixed-value.c (fixed_compare): Add cast to enum type.
3830 * fwprop.c (update_df): Change 0 to VOIDmode.
3831 * gensupport.c: Change 0 to UNKNOWN.
3832 * gimple.h (gimple_cond_code): Add cast to enum type.
3833 * haifa-sched.c (reemit_notes): Add cast to enum type.
3834 * hooks.c (hook_int_void_no_regs): Remove function.
3835 * hooks.h (hook_int_void_no_regs): Remove declaration.
3836 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
3837 * predict.c (combine_predictions_for_insn): Add casts to enum type.
3838 * real.c (real_arithmetic): Add cast to enum type.
3839 (real_compare): Likewise.
3840 * target.h (struct gcc_target): Change return type of
3841 branch_target_register_class to enum reg_class.
3842 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
3843 default_branch_target_register_class.
3844 * targhooks.c (default_branch_target_register_class): New function.
3845 * targhooks.h (default_branch_target_register_class): Declare.
3846 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
3847 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
3849 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
3851 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
3852 vect_uninitialized_def. Change 0 to ERROR_MARK.
3853 * tree-vect-stmts.c (supportable_widening_operation): Don't
3854 initialize icode1 and icode2.
3855 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
3856 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
3858 (cmn_err_flag_specs): Change 0 to STD_C89.
3859 (cmn_err_char_table): Likewise.
3860 * config/arm/arm.c (get_arm_condition_code): Change type of code
3861 to enum arm_cond_code.
3862 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
3863 (IWMMXT_BUILTIN2): Likewise.
3864 (neon_builtin_type_bits): Don't define typedef.
3865 (neon_builtin_datum): Change type of bits field to int.
3866 (arm_expand_neon_args): Add cast to enum type.
3867 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
3869 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
3871 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
3873 * config/mips/mips.md (jal_macro): Return enum constant.
3874 (single_insn): Likewise.
3875 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
3877 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3879 * config/s390/s390.c (s390_tune_flags): Change type to int.
3880 (s390_arch_flags): Likewise.
3881 (s390_handle_arch_option): Change flags field of struct pta to int.
3882 * config/s390/s390.h (s390_tune_flags): Update declaration.
3883 (s390_arch_flags): Likewise.
3884 * config/sh/sh.c (prepare_move_operands): Compare
3885 tls_symbolic_operand result with enum constant.
3886 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
3887 (sh_expand_prologue): Add cast to enum type.
3888 (sh_expand_epilogue): Likewise.
3889 (tls_symbolic_operand): Change return type to enum tls_model.
3890 (fpscr_set_from_mem): Add cast to enum type.
3891 (legitimize_pic_address): Compare tls_symbolic_operand result with
3893 (sh_target_reg_class): Change return type to enum reg_class.
3894 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
3896 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
3897 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
3898 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
3899 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
3900 (delayed_branch, tls_call_delay): Likewise.
3901 (eligible_for_sibcall_delay): Likewise.
3902 (eligible_for_return_delay): Likewise.
3903 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
3904 (spu_expand_builtin_1): Likewise.
3906 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
3907 for all types of conversions.
3908 (output_init_element): Issue -Wc++-compat warning if needed when
3909 initializing a bitfield with enum type.
3910 * c-parser.c (c_parser_expression): Set original_type to
3911 original_type of right hand operand of comman operator.
3913 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3915 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
3917 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
3918 * doc/cpp.texi (Standard Predefined Macros)
3919 (Implementation-defined behavior): Likewise.
3920 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
3921 * doc/gimple.texi (GIMPLE Exception Handling)
3922 (@code{GIMPLE_ASSIGN}): Likewise.
3923 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
3924 * doc/invoke.texi (Warning Options, Optimize Options)
3925 (AVR Options, Darwin Options): Likewise.
3926 (Optimize Options): Reformulate -fwhole-program description.
3927 * doc/loop.texi (Lambda): Likewise.
3928 * doc/md.texi (Output Template, Define Constraints)
3929 (Standard Names, Insn Splitting): Likewise.
3930 * doc/options.texi (Option properties): Likewise.
3931 * doc/passes.texi (Tree-SSA passes): Likewise.
3932 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
3933 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
3934 (File Names and DBX): Likewise.
3935 * doc/trouble.texi (Incompatibilities): Likewise.
3937 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3939 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
3940 instruction is correct.
3942 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3944 Allow non-constant arguments to conversion intrinsics.
3945 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
3946 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
3947 * spu.c (print_operand): Handle 'v' and 'w'.
3948 (exp2_immediate_p, spu_gen_exp2): Define.
3949 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
3950 spu_convtf_1): Update parameter descriptions.
3951 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
3952 * constraints.md ('v', 'w'): New.
3953 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
3955 (i2f, I2F): New define_mode_attr.
3956 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
3957 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
3958 fixuns_truncv4sfv4si2): Update to use mode attribute.
3959 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
3960 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
3961 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
3962 patterns for combine.
3964 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
3966 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
3967 (cprop, hoist, pre, store_motion): New debug counters.
3968 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
3969 is not an RTL pass anymore.
3970 (pass_profiling): Remove extern decl for pass removed in 2005.
3971 (pass_gcse, pass_jump_bypass): Remove.
3972 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
3973 to 0 for clean state.
3974 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
3975 * cse.c (gate_handle_cse_after_global_opts,
3976 rest_of_handle_cse_after_global_opts): New functions.
3977 (pass_cse_after_global_opts): New pass, does local CSE.
3978 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
3979 (TV_CPROP): New timevar.
3980 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
3981 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
3982 (gcse_main, recompute_all_luids): Remove.
3983 (compute_hash_table_work): Call max_reg_num instead of reading
3985 (cprop_jump): Don't set run_jump_opt_after_gcse.
3986 (constprop_register): Always allow to alter jumps.
3987 (cprop_insn): Likewise.
3988 (do_local_cprop): Likewise.
3989 (local_cprop_pass): Likewise. Return non-zero if something changed.
3990 (cprop): Remove function, fold interesting bits into one_cprop_pass.
3991 (find_implicit_sets): Add note about missed optimization opportunity.
3992 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
3993 pass_rtl_cprop execute function.
3994 Don't bother tracking the pass number, each pass gets its own dumpfile
3996 Always allow to alter jumpsand bypass jumps.
3997 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
3998 will just find no suitable set.
3999 (pre_edge_insert): Fix dumping, this function is for PRE only.
4000 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
4001 pass_rtl_pre execute function.
4002 (hoist_code): Return non-zero if something changed. Keep track of
4003 substitutions and insertions for statistics gathering similar to PRE.
4004 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
4005 called from the pass_rtl_hoist execute function. Show pass statistics.
4006 (compute_store_table): Use max_reg_num directly instead of using the
4007 formerly global max_gcse_regno.
4008 (build_store_vectors): Likewise.
4009 (replace_store_insn): Fix dumping.
4010 (store_motion): Rename to ...
4011 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
4012 pass, called from the pass_rtl_store_motion execute function. Keep
4013 track of substitutions and insertions for statistics gathering similar
4015 (bypass_jumps): Remove, fold interesting bits into ...
4016 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
4017 from the pass_rtl_cprop execute function.
4018 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4019 pass_jump_bypass): Remove.
4020 (gate_handle_gcse, rest_of_handle_gcse): Remove.
4021 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
4022 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
4023 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
4024 (gate_rtl_store_motion, execute_rtl_store_motion,
4025 pass_rtl_store_motion): New.
4026 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
4027 make it clear that -fcse-skip-blocks is a no-op for backward compat.
4028 * passes.c (init_optimization_passes): Remove pass_gcse and
4029 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
4030 and cse_after_global_opts in place of pass_gcse. Schedule cprop
4031 instead of pass_jump_bypass.
4033 2009-04-27 Richard Guenther <rguenther@suse.de>
4036 * gimplify.c (gimplify_expr): If we are required to create
4037 a temporary make sure it ends up as register.
4039 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
4042 * config/i386/i386.c (construct_container): Don't call
4043 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
4044 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
4046 2009-04-27 Michael Matz <matz@suse.de>
4048 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
4049 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
4050 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
4051 (dump_replaceable_exprs): Take a bitmap.
4052 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
4054 (expand_gimple_basic_block): Likewise.
4055 * tree-ssa-ter.c (struct temp_expr_table_d): Make
4056 replaceable_expressions member a bitmap.
4057 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
4058 (mark_replaceable): Likewise.
4059 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
4060 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
4062 2009-04-27 Richard Guenther <rguenther@suse.de>
4064 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
4065 (verify_stmts): Dispatch to gimple/type verification code.
4066 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
4067 issue with call argument types.
4069 2009-04-27 Michael Matz <matz@suse.de>
4071 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
4072 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
4075 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
4076 Eric Botcazou <ebotcazou@adacore.com>
4078 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
4079 a label's basic block.
4080 (mark_target_live_regs): Tidy and rework obsolete comments.
4081 Change back DF problem to LIVE. If a label starts a basic block,
4082 assume that all registers that used to be live then still are.
4083 (init_resource_info): If a label starts a basic block, set its
4084 BLOCK_FOR_INSN accordingly.
4085 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
4087 2009-04-27 Richard Guenther <rguenther@suse.de>
4089 * tree-flow-inline.h (function_ann): Remove.
4090 (get_function_ann): Likewise.
4091 * tree-dfa.c (create_function_ann): Remove.
4092 * tree-flow.h (struct static_var_ann_d): Remove.
4093 (struct function_ann_d): Likewise.
4094 (union tree_ann_d): Remove fdecl member.
4095 (function_ann_t): Remove.
4096 (function_ann, get_function_ann, create_function_ann): Remove
4099 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
4101 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
4103 2009-04-27 Jan Hubicka <jh@suse.cz>
4105 * ipa-pure-const.c (struct funct_state_d): New fields
4106 state_previously_known, looping_previously_known; remove
4107 state_set_in_source.
4108 (analyze_function): Use new fields.
4109 (propagate): Avoid assumption that state_set_in_source imply
4112 * tree-ssa-loop-niter.c (finite_loop_p): New function.
4113 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
4114 * cfgloop.h (finite_loop_p): Declare.
4116 2009-04-26 Michael Matz <matz@suse.de>
4118 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
4120 2009-04-26 Michael Matz <matz@suse.de>
4122 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
4123 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
4124 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
4125 pass_mark_used_blocks): Remove.
4126 * tree-optimize.c (pass_free_datastructures,
4127 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
4128 * passes.c (init_optimization_passes): Don't call
4129 pass_mark_used_blocks, remove dead code.
4131 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
4133 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
4134 * tree-ssa-live.h (register_ssa_partition): Likewise.
4136 2009-04-26 Michael Matz <matz@suse.de>
4139 * builtins.c (fold_builtin_next_arg): Handle SSA names.
4140 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
4141 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
4143 (compare_pairs): Swap cost comparison.
4144 (coalesce_ssa_name): Don't use change_partition_var.
4145 * tree-nrv.c (struct nrv_data): Add modified member.
4146 (finalize_nrv_r): Set it.
4147 (tree_nrv): Use it to update statements.
4148 (pass_nrv): Require PROP_ssa.
4149 * tree-mudflap.c (mf_decl_cache_locals,
4150 mf_build_check_statement_for): Use make_rename_temp.
4151 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
4152 * alias.c (find_base_decl): Handle SSA names.
4153 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
4154 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
4155 * rtl.h (set_reg_attrs_for_parm): Declare.
4156 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
4157 to "optimized", remove unused locals at finish.
4158 (execute_free_datastructures): Make global, call
4159 delete_tree_cfg_annotations.
4160 (execute_free_cfg_annotations): Don't call
4161 delete_tree_cfg_annotations.
4163 * ssaexpand.h: New file.
4164 * expr.c (toplevel): Include ssaexpand.h.
4165 (expand_assignment): Handle SSA names the same as register variables.
4166 (expand_expr_real_1): Expand SSA names.
4167 * cfgexpand.c (toplevel): Include ssaexpand.h.
4168 (SA): New global variable.
4169 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
4170 (SSAVAR): New macro.
4171 (set_rtl): New helper function.
4172 (add_stack_var): Deal with SSA names, use set_rtl.
4173 (expand_one_stack_var_at): Likewise.
4174 (expand_one_stack_var): Deal with SSA names.
4175 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
4176 before unique numbers.
4177 (expand_stack_vars): Use set_rtl.
4178 (expand_one_var): Accept SSA names, add asserts for them, feed them
4179 to above subroutines.
4180 (expand_used_vars): Expand all partitions (without default defs),
4181 then only the local decls (ignoring those expanded already).
4182 (expand_gimple_cond): Remove edges when jumpif() expands an
4184 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
4185 or remove abnormal edges. Ignore insns setting the LHS of a TERed
4187 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
4188 members of SA; deal with PARM_DECL partitions here; expand
4189 all PHI nodes, free tree datastructures and SA. Commit instructions
4190 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
4191 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
4192 info and statements at start, collect garbage at finish.
4193 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
4194 (VAR_ANN_PARTITION) Remove.
4195 (change_partition_var): Don't declare.
4196 (partition_to_var): Always return SSA names.
4197 (var_to_partition): Only accept SSA names.
4198 (register_ssa_partition): Only check argument.
4199 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
4201 (delete_var_map): Don't free it.
4202 (var_union): Only accept SSA names, simplify.
4203 (partition_view_init): Mark only useful SSA names as used.
4204 (partition_view_fini): Only deal with SSA names.
4205 (change_partition_var): Remove.
4206 (dump_var_map): Use ssa_name instead of partition_to_var member.
4207 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
4209 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
4210 (struct _elim_graph): New member const_dests; nodes member vector of
4212 (set_location_for_edge): New static helper.
4213 (create_temp): Remove.
4214 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
4215 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
4216 (new_elim_graph): Allocate const_dests member.
4217 (clean_elim_graph): Truncate const_dests member.
4218 (delete_elim_graph): Free const_dests member.
4219 (elim_graph_size): Adapt to new type of nodes member.
4220 (elim_graph_add_node): Likewise.
4221 (eliminate_name): Likewise.
4222 (eliminate_build): Don't take basic block argument, deal only with
4223 partition numbers, not variables.
4224 (get_temp_reg): New static helper.
4225 (elim_create): Use it, deal with RTL temporaries instead of trees.
4226 (eliminate_phi): Adjust all calls to new signature.
4227 (assign_vars, replace_use_variable, replace_def_variable): Remove.
4228 (rewrite_trees): Only do checking.
4229 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
4230 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
4231 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
4232 contains_tree_r, MAX_STMTS_IN_LATCH,
4233 process_single_block_loop_latch, analyze_edges_for_bb,
4234 perform_edge_inserts): Remove.
4235 (expand_phi_nodes): New global function.
4236 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
4237 functions, initialize new parameter, remember partitions having a
4239 (finish_out_of_ssa): New global function.
4240 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
4241 don't reset in_ssa_p here, don't disable TER when mudflap.
4242 (pass_del_ssa): Remove.
4243 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
4245 (execute_free_datastructures): Declare.
4246 * Makefile.in (SSAEXPAND_H): New variable.
4247 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
4248 * basic-block.h (commit_one_edge_insertion): Declare.
4249 * passes.c (init_optimization_passes): Move pass_nrv and
4250 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
4251 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
4252 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
4253 (redirect_branch_edge): Deal with super block when expanding, split
4254 out jump patching itself into ...
4255 (patch_jump_insn): ... here, new static helper.
4257 2009-04-26 Michael Matz <matz@suse.de>
4259 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
4260 beyond num_ssa_names.
4261 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
4262 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
4264 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4267 * fwprop.c (forward_propagate_asm): New function.
4268 (forward_propagate_and_simplify): Propagate also into __asm, if it
4269 doesn't increase the number of referenced registers.
4272 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
4274 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4276 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
4277 note_nonlocal_vla_type for nonlocal VLAs.
4278 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
4279 contains_remapped_vars, remap_vla_decls): New functions.
4280 (convert_nonlocal_reference_stmt): If not optimizing, call
4281 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
4282 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
4283 if it wasn't found in var_map.
4284 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
4285 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
4286 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
4288 * gimplify.c (nonlocal_vlas): New variable.
4289 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
4291 (gimplify_body): Create and destroy nonlocal_vlas.
4293 * dwarf2out.c (loc_descr_plus_const): New function.
4294 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
4295 mem_loc_descriptor, loc_descriptor_from_tree_1,
4296 descr_info_loc, gen_variable_die): Use it.
4298 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
4299 !TREE_STATIC VAR_DECLs.
4300 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
4301 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
4302 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
4303 DECL_BY_REFERENCE is valid.
4304 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
4305 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
4306 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
4307 Copy DECL_BY_REFERENCE.
4308 (struct nesting_copy_body_data): New type.
4309 (nesting_copy_decl): New function.
4310 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
4311 if they have variable length.
4313 2009-04-26 Michael Matz <matz@suse.de>
4315 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
4316 mark new temporaries for renaming.
4318 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4321 * c-decl.c (global_bindings_p): Return negative value.
4322 (c_variable_size): New. Based on variable_size from
4324 (grokdeclarator): Call c_variable_size not variable_size.
4326 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
4328 * config/i386/i386.c (print_operand) ['z']: Fix typo.
4330 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
4332 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
4333 Redefine it to just use mingw/include.
4334 (ASM_SPEC): Rules for -m32 and -m64.
4335 (LINK_SPEC): Use Likewise.
4336 (SPEC_32): New define.
4337 (SPEC_64): Likewise.
4338 (SUB_LINK_SPEC): Likewise.
4339 (MULTILIB_DEFAULTS): New define.
4340 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
4341 Add multilib options.
4342 (MULTILIB_DIRNAMES): Likewise.
4343 (MULTILIB_OSDIRNAMES): Likewise.
4345 (INSTALL_LIBGCC): Likewise.
4347 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4350 * c-tree.h (enum c_inline_static_type): New.
4351 (record_inline_static): Declare.
4352 * c-decl.c (struct c_inline_static, c_inline_statics,
4353 record_inline_static, check_inline_statics): New.
4354 (pop_file_scope): Call check_inline_statics.
4355 (start_decl): Call record_inline_static instead of pedwarning
4356 directly for static in inline function.
4357 * c-typeck.c (build_external_ref): Call record_inline_static
4358 instead of pedwarning directly for static referenced in inline
4361 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
4363 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
4364 not new but only being rescanned.
4365 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
4366 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
4367 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
4368 record_set_info, compute_set, grealloc): Remove.
4369 (recompute_all_luids): New function.
4370 (gcse_main): Don't compute sets, and don't do related memory
4371 allocations/free-ing. If something changed before the end of the
4372 pass, update LUIDs using recompute_all_luids.
4373 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
4374 (free_gcse_mem): Don't free it either.
4375 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
4376 Use the df insn LUIDs.
4377 (load_killed_in_block): Likewise.
4378 (compute_hash_table_work): Don't compute reg_set_in_block.
4379 (compute_transp): Use DF_REG_DEF_CHAINs.
4380 (local_cprop_pass): Don't use compute_sets and related functions.
4381 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
4382 Use get_max_uid() instead of max_cuid.
4383 (insert_insn_end_basic_block, pre_insert_copy_insn,
4384 update_ld_motion_stores): Don't try to
4385 keep reg_set tables up to date.
4386 (pre_insert_copies): Use df insn LUIDs.
4387 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
4388 (reg_set_info): Don't use extra bitmap argument.
4389 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
4390 information to compute regs_set_in_block.
4391 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
4392 (bypass_jumps): Don't use compute_sets and friends.
4394 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4397 * opts.c (undocumented_msg): Do not leave blank even with
4400 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4402 * c-decl.c (build_enumerator): Allow values folding to integer
4403 constants but not integer constant expressions with a pedwarn if
4406 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4409 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
4410 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
4411 type is an integer constant.
4413 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4416 * config/i386/i386.c (print_operand) ['z']: Revert handling of
4419 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4422 * c-decl.c (grokdeclarator): Diagnose declarations of functions
4423 with variably modified return type and no storage class
4424 specifiers, except for the case of nested functions. Distinguish
4425 extern declarations of functions with variably modified return
4426 types from those of objects with variably modified types.
4428 2009-04-25 Jan Hubicka <jh@suse.cz>
4430 * tree.c (list_equal_p): New function.
4431 * tree.h (list_equal_p): Declare.
4432 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4433 basic_block_def, basic_block, const_basic_block): New.
4434 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
4435 (redirect_eh_edge): New function.
4436 (make_eh_edge_update_phi): EH edges are not abnormal.
4437 * except.c: Include tree-flow.h.
4438 (list_match): New function.
4439 (eh_region_replaceable_by_p): New function.
4440 (replace_region): New function.
4441 (hash_type_list): New function.
4442 (hash_eh_region): New function.
4443 (eh_regions_equal_p): New function.
4444 (merge_peers): New function.
4445 (remove_unreachable_regions): Verify EH tree when checking;
4447 (copy_eh_region_1): New function.
4448 (copy_eh_region): New function.
4449 (push_reachable_handler): New function.
4450 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
4451 regions without label but with live RESX.
4452 * except.h (redirect_eh_edge_to_label): New.
4453 * tree-flow.h (redirect_eh_edge): New.
4454 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4455 basic_block_def, basic_block, const_basic_block): Remove.
4456 * Makefile.in (except.o): Add dependency on tree-flow.h
4457 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
4458 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
4461 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
4464 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
4465 on the destination of memcpy.
4467 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
4469 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
4470 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
4471 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
4473 2009-04-25 Jan Hubicka <jh@suse.cz>
4475 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
4476 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
4477 to be reached by different label than left.
4478 (update_eh_edges): Update comment; remove edge_to_remove if possible
4479 and return true if suceeded.
4480 (cleanup_empty_eh): Accept sharing map; handle shared regions.
4481 (cleanup_eh): Compute sharing map.
4482 * except.c (remove_eh_handler_and_replace): Add argument if we should
4484 (remove_unreachable_regions): Update for label sharing.
4485 (label_to_region_map): Likewise.
4486 (get_next_region_sharing_label): New function.
4487 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
4489 (remove_eh_handler): Update.
4490 (remove_eh_region_and_replace_by_outer_of): New function.
4491 * except.h (struct eh_region): Add next_region_sharing_label.
4492 (remove_eh_region_and_replace_by_outer_of,
4493 get_next_region_sharing_label): Declare.
4494 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
4496 2009-04-25 Jan Hubicka <jh@suse.cz>
4498 * tree-cfg.c (split_critical_edges): Split also edges where we can't
4499 insert code even if they are not critical.
4501 2009-04-25 Jan Hubicka <jh@suse.cz>
4503 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4504 (gimple_can_remove_branch_p): EH edges won't remove branch by
4506 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
4507 updating of non-abnormal EH edges.
4508 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4509 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
4510 (split_critical_edges): Split also edges where emitting code on them
4511 will lead to splitting later.
4513 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4514 H.J. Lu <hongjiu.lu@intel.com>
4517 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
4518 the configured assembler supports fildq and fistpq mnemonics.
4519 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
4520 * configure: Regenerated.
4523 * config/i386/i386.c (print_operand): Handle 'Z'.
4524 ['z']: Remove handling of special fild/fist suffixes.
4525 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
4526 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
4527 suffix of fild insn.
4528 (*floatsi<mode>2_vector_mixed): Ditto.
4529 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
4530 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
4531 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4532 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
4533 * config/i386/gas.h (GAS_MNEMONICS): Remove.
4535 2009-04-25 Ben Elliston <bje@au.ibm.com>
4537 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
4538 the source of a set operation.
4540 2009-04-25 Anatoly Sokolov <aesok@post.ru>
4542 * target.h (struct gcc_target): Add case_values_threshold field.
4543 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
4544 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
4545 * targhooks.c (default_case_values_threshold): New function.
4546 * targhooks.h (default_case_values_threshold): Declare function.
4547 * stmt.c (expand_case): Use case_values_threshold target hook.
4548 * expr.h (case_values_threshold): Remove declartation.
4549 * expr.c (case_values_threshold): Remove function.
4550 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
4552 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
4553 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4554 (avr_case_values_threshold): Declare as static.
4555 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
4557 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
4558 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4559 (mn10300_case_values_threshold): New function.
4561 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4563 * ira.c (setup_cover_and_important_classes): Add enum cast.
4565 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
4567 * genpreds.c (write_enum_constraint_num): Output definition of
4568 CONSTRAINT_NUM_DEFINED_P macro.
4569 * ira.c (setup_cover_and_important_classes): Use
4570 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
4572 2009-04-24 DJ Delorie <dj@redhat.com>
4574 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
4575 __SH2A_SINGLE_ONLY__ also.
4577 2009-04-24 Steve Ellcey <sje@cup.hp.com>
4579 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
4580 (movdf_internal): Ditto.
4581 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
4582 SFmode and DFmode constants.
4583 (ia64_print_operand): Add 'G' format for printing
4584 floating point constants.
4586 2009-04-24 Richard Guenther <rguenther@suse.de>
4588 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
4589 from unsigned additions.
4591 2009-04-24 Joseph Myers <joseph@codesourcery.com>
4593 * c-typeck.c (set_init_index): Allow array designators that are
4594 not integer constant expressions with a pedwarn if pedantic.
4596 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4598 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
4599 zero if no overlap in nonzero bits between the operands.
4601 2009-04-24 Ian Lance Taylor <iant@google.com>
4603 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
4604 (record_dead_and_set_regs): Likewise.
4605 * df.h (struct df_mw_hardreg): Change flags field to int.
4606 (struct df_base_ref): Likewise.
4607 (struct df): Change changeable_flags field to int.
4608 * df-scan.c (df_defs_record): Change clobber_flags to int.
4609 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
4610 constants rather than #define macros.
4611 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
4612 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
4613 (enum dwarf_calling_convention): Likewise.
4614 (enum dwarf_line_number_x_ops): Likewise.
4615 (enum dwarf_call_frame_info): Likewise.
4616 (enum dwarf_source_language): Likewise.
4617 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
4618 (add_calling_convention_attribute): Likewise.
4619 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
4620 (combine_comparisons): Change compcode to int. Add cast to enum type.
4621 * genrecog.c (maybe_both_true_2): Change c to int.
4622 (write_switch): Likewise. Add cast to enum type.
4623 * gimplify.c (gimplify_omp_for): Handle return values from
4624 gimplify_expr using MIN rather than bitwise or.
4625 (gimplify_expr): Add cast to enum type.
4626 * ipa-prop.c (update_jump_functions_after_inlining): Change
4627 IPA_BOTTOM to IPA_JF_UNKNOWN.
4628 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
4629 Add casts to enum type.
4630 (setup_cover_and_important_classes): Change cl to int. Add casts
4632 (setup_class_translate): Change cl and mode to int.
4633 (ira_init_once): Change mode to int.
4634 (free_register_move_costs): Likewise.
4635 (setup_prohibited_mode_move_regs): Add casts to enum type.
4636 * langhooks.c (add_builtin_function_common): Rework assertion that
4637 value fits bitfield.
4638 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
4639 * omega.c (omega_do_elimination): Avoid math on enum types.
4640 * optabs.c (expand_vec_shift_expr): Remove casts to int.
4641 * opts.c (set_debug_level): Change 2 to enum constant. Use new
4642 int local to handle integral_argment value.
4643 * regmove.c (try_auto_increment): Change PUT_MODE to
4645 * reload.c (push_secondary_reload): Add casts to enum type.
4646 (secondary_reload_class, find_valid_class): Likewise.
4647 * reload1.c (emit_input_reload_insns): Likewise.
4648 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
4649 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
4650 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
4652 * tree.c (build_common_builtin_nodes): Add casts to enum type.
4653 * tree-complex.c (complex_lattice_t): Typedef to int rather than
4655 (expand_complex_libcall): Add casts to enum type.
4656 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
4657 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
4658 with ERROR_MARK, not NUM_TREE_CODES.
4659 (vect_create_epilog_for_reduction): Likewise.
4660 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
4661 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
4662 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
4664 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
4665 vect_unused_in_loop. Change 0 to loop_vect.
4666 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
4667 * var-tracking.c (get_init_value): Change return type to enum
4669 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
4670 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
4672 (arm_override_options): Add casts to enum type.
4673 (arm_emit_tls_decoration): Likewise.
4674 * config/i386/i386.c (ix86_function_specific_restore): Add casts
4676 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
4677 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
4678 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
4680 * config/s390/s390.c (code_for_builtin_64): Change to array of
4682 (code_for_builtin_31): Likewise.
4683 (s390_expand_builtin): Change code_for_builtin to enum insn_code
4685 * config/sparc/sparc.c (sparc_override_options): Change value
4686 field in struct code_model to enum cmodel. In initializer change
4687 0 to NULL and add cast to enum type.
4689 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
4690 Change all callers. Issue a -Wc++-compat warning using
4691 lhs_origtype if necessary.
4692 (convert_for_assignment): Issue -Wc++-compat warnings about
4693 invalid conversions to enum type on assignment.
4694 * c-common.h (build_modify_expr): Update declaration.
4696 2009-04-24 Nick Clifton <nickc@redhat.com>
4698 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
4699 (function_arg_advance): Likewise.
4700 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
4703 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4705 * config/s390/constraints.md ('I', 'J'): Fix condition.
4707 2009-04-24 Diego Novillo <dnovillo@google.com>
4709 * gengtype-parse.c (parse_error): Add newline after message.
4711 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4713 * config/i386/sse.md (avxmodesuffixs): Removed.
4714 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
4715 (*avx_pinsr<ssevecsize>): This.
4717 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4719 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
4720 follow chains of regs with a single definition, and allow expressions
4721 that are function_invariant_p.
4722 (simple_rhs_p): Allow expressions that are function_invariant_p.
4724 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
4727 * fold-const.c (fold_cond_expr_with_comparison): When folding
4728 > and >= to MAX, make sure the MAX uses the same type as the
4729 comparison's operands.
4731 2009-04-24 Nick Clifton <nickc@redhat.com>
4733 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
4734 addressing for DImode accesses.
4735 (frv_print_operand_address): Handle PLUS case.
4736 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
4738 2009-04-24 Jakub Jelinek <jakub@redhat.com>
4740 PR rtl-optimization/39794
4741 * alias.c (canon_true_dependence): Add x_addr argument.
4742 * rtl.h (canon_true_dependence): Adjust prototype.
4743 * cse.c (check_dependence): Adjust canon_true_dependence callers.
4744 * cselib.c (cselib_invalidate_mem): Likewise.
4745 * gcse.c (compute_transp): Likewise.
4746 * dse.c (scan_reads_nospill): Likewise.
4747 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
4748 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
4749 canon_base_addr of the group, plus optional offset.
4750 (struct group_info): Rename canon_base_mem to
4752 (get_group_info): Set canon_base_addr to canon_rtx of base, not
4753 canon_rtx of base_mem.
4755 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
4757 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
4758 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
4760 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4762 * config/spu/spu-builtins.h: Delete file.
4764 * config/spu/spu.h (enum spu_builtin_type): Move here from
4766 (struct spu_builtin_description): Likewise. Add GTY marker.
4767 Do not use enum spu_function_code or enum insn_code.
4768 (spu_builtins): Add extern declaration.
4770 * config/spu/spu.c: Do not include "spu-builtins.h".
4771 (enum spu_function_code, enum spu_builtin_type_index,
4772 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
4773 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
4774 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
4775 unsigned_V2DI_type_node): Move here from spu-builtins.h.
4776 (spu_builtin_types): Make static. Add GTY marker.
4777 (spu_builtins): Add extern declaration with GTY marker.
4780 * config/spu/spu-c.c: Do not include "spu-builtins.h".
4781 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
4782 Check programmatically whether all parameters are scalar.
4784 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
4786 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
4788 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
4789 assignment from the constructor either if the target is volatile.
4791 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
4793 * config/arm/arm.md (insv): Do not share operands[0].
4795 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
4797 * config/vxlib-tls.c (active_tls_threads): Delete.
4798 (delete_hook_installed): New.
4799 (tls_delete_hook): Don't delete the delete hook.
4800 (tls_destructor): Delete it here.
4801 (__gthread_set_specific): Adjust installing the delete hook.
4802 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
4803 __gthread_leave_tsd_dtor_context.
4805 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
4807 * c-format.c (gcc_tdiag_char_table): Add support for %E.
4809 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
4811 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
4813 (alpha_rtx_costs): Ditto.
4814 (emit_unlikely_jump): Use add_reg_note.
4815 (emit_frame_store_1): Ditto.
4816 (alpha_expand_prologue): Ditto.
4817 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4818 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
4820 2009-04-23 Nick Clifton <nickc@redhat.com>
4822 * config/v850/v850.md (epilogue): Remove suppressed code.
4823 (return): Rename to return_simple and remove test of frame size.
4824 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
4825 to gen_return_simple.
4827 2009-04-22 Jing Yu <jingyu@google.com>
4830 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
4832 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4835 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
4836 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
4837 value is a VECTOR_CST, the element type is the element type of the
4840 2009-04-22 DJ Delorie <dj@redhat.com>
4842 * config/m32c/m32c.h: Update GTY annotations to new syntax.
4844 2009-04-22 Jakub Jelinek <jakub@redhat.com>
4846 * alias.c (find_base_term): Move around LO_SUM case, so that
4847 CONST falls through into PLUS/MINUS handling.
4850 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
4851 into 0, use omit_one_operand.
4853 2009-04-23 Ben Elliston <bje@au.ibm.com>
4855 * config/rs6000/linux-unwind.h (get_regs): Remove type
4856 puns. Change the type of `pc' to an array of unsigned ints and
4857 update all users. Constify frame24.
4859 2009-04-22 DJ Delorie <dj@redhat.com>
4861 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
4862 declarations before code.
4863 (current_function_special_page_vector): Likewise.
4864 (m32c_expand_insv): Silence a warning.
4866 2009-04-21 Taras Glek <tglek@mozilla.com>
4868 * alias.c: Update GTY annotations to new syntax.
4869 * basic-block.h: Likewise.
4870 * bitmap.h: Likewise.
4871 * c-common.h: Likewise.
4872 * c-decl.c: Likewise.
4873 * c-parser.c: Likewise.
4874 * c-pragma.c: Likewise.
4875 * c-tree.h: Likewise.
4876 * cfgloop.h: Likewise.
4877 * cgraph.h: Likewise.
4878 * config/alpha/alpha.c: Likewise.
4879 * config/arm/arm.h: Likewise.
4880 * config/avr/avr.h: Likewise.
4881 * config/bfin/bfin.c: Likewise.
4882 * config/cris/cris.c: Likewise.
4883 * config/darwin.c: Likewise.
4884 * config/frv/frv.c: Likewise.
4885 * config/i386/i386.c: Likewise.
4886 * config/i386/i386.h: Likewise.
4887 * config/i386/winnt.c: Likewise.
4888 * config/ia64/ia64.h: Likewise.
4889 * config/iq2000/iq2000.c: Likewise.
4890 * config/mips/mips.c: Likewise.
4891 * config/mmix/mmix.h: Likewise.
4892 * config/pa/pa.c: Likewise.
4893 * config/pa/pa.h: Likewise.
4894 * config/rs6000/rs6000.c: Likewise.
4895 * config/s390/s390.c: Likewise.
4896 * config/sparc/sparc.c: Likewise.
4897 * config/xtensa/xtensa.c: Likewise.
4898 * cselib.h: Likewise.
4899 * dbxout.c: Likewise.
4900 * dwarf2out.c: Likewise.
4901 * except.c: Likewise.
4902 * except.h: Likewise.
4903 * fixed-value.h: Likewise.
4904 * function.c: Likewise.
4905 * function.h: Likewise.
4906 * gimple.h: Likewise.
4907 * integrate.c: Likewise.
4908 * optabs.c: Likewise.
4909 * output.h: Likewise.
4912 * stringpool.c: Likewise.
4913 * tree-data-ref.c: Likewise.
4914 * tree-flow.h: Likewise.
4915 * tree-scalar-evolution.c: Likewise.
4916 * tree-ssa-address.c: Likewise.
4917 * tree-ssa-alias.h: Likewise.
4918 * tree-ssa-operands.h: Likewise.
4921 * varasm.c: Likewise.
4922 * varray.h: Likewise.
4924 * coretypes.h: Do not define GTY macro if it is already defined.
4925 * doc/gty.texi: Update GTY documentation to new syntax.
4926 * gengtype-lex.l: Enforce attribute-like syntax for GTY
4927 annotations on structs.
4928 * gengtype-parse.c: Likewise.
4930 2009-04-22 Mark Heffernan <meheff@google.com>
4932 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
4934 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
4936 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
4939 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
4941 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
4942 the same as a PLUS without a shift. Increase the cost of a
4945 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4947 * Makefile.in: Update dependencies.
4948 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
4949 * errors.h: Remove bogus comment about compatibility.
4950 (warning): Update declaration.
4951 * genautomata.c: Update all calls to warning.
4952 * gimple.c: Do not include errors.h. Include toplev.h.
4953 * tree-ssa-structalias.c: Do not include errors.h.
4954 * omega.c: Likewise.
4955 * tree-ssa-reassoc.c: Likewise.
4956 * config/spu/spu-c.c: Likewise.
4957 * config/spu/t-spu-elf: Update dependencies.
4959 2009-04-22 Richard Guenther <rguenther@suse.de>
4961 PR tree-optimization/39824
4962 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
4963 make sure the types are compatible.
4965 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4968 * c-common.c (c_parse_error): Take a token_flags parameter.
4969 Use token_type for the token type instead.
4970 Pass token_flags to cpp_type2name.
4971 * c-common.h (c_parse_error): Update declaration.
4972 * c-parser.c (c_parser_error): Pass 0 as token flags.
4974 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
4976 PR rtl-optimization/39580
4977 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
4979 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4981 * function.c (expand_function_end): Do not emit a jump to the "naked"
4982 return label for fall-through returns.
4983 * except.c (sjlj_emit_function_exit): Always place the call to the
4984 unregister function at the location installed by expand_function_end.
4986 2009-04-22 Richard Guenther <rguenther@suse.de>
4988 PR tree-optimization/39845
4989 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
4990 (gen_inbound_check): Likewise.
4992 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
4994 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
4996 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
4997 * config/vxlib.c (__gthread_once): Add race guard for PPC.
4999 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5001 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
5002 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
5003 shift counts to avoid out-of-bounds array accesses.
5005 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5007 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
5008 (Pmode): Move above.
5010 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
5012 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
5013 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
5014 GET_CODE macro. Use IN_RANGE macro where appropriate.
5015 * config/alpha/alpha.h: Ditto.
5016 * config/alpha/alpha.md: Ditto.
5017 * config/alpha/constraints.md: Ditto.
5018 * config/alpha/predicates.md: Ditto.
5020 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5022 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
5023 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5024 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5025 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5026 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5027 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5028 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5029 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5030 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5031 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5032 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5033 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5034 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5035 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5036 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5037 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5038 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5039 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5040 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5041 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5042 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5043 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5044 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5045 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5046 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5047 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5048 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5050 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5052 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
5053 references from comments.
5054 * cfgbuild.c: (count_basic_blocks): Delete.
5055 (find_basic_blocks_1): Delete.
5056 (find_basic_blocks): Delete.
5057 * except.c (finish_eh_generation): Make static. Move comment from
5058 except.h here. Remove find_basic_blocks references from comments.
5059 * except.h (finish_eh_generation): Delete.
5060 * basic-block.h (find_basic_blocks): Delete.
5061 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
5063 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
5065 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
5066 (sdbout_parms): Likewise.
5068 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5070 * config/sh/sh.c (prepare_cbranch_operands): Use
5071 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
5072 (expand_cbranchdi4): Likewise.
5073 (from_compare): Add cast to enum type.
5074 (expand_cbranchsi4): Use add_reg_note.
5075 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
5076 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
5077 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
5078 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5079 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
5080 instead of CODE_FOR_nothing.
5081 (cbranchdi4): Likewise. Fix the order of arguments for
5083 (push_fpscr): Use add_reg_note.
5084 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
5085 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
5087 2009-04-21 Joseph Myers <joseph@codesourcery.com>
5089 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
5090 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5091 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5092 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
5093 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
5094 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
5095 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
5096 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
5097 config/alpha/x-vms, config/arc/t-arc,
5098 config/arm/README-interworking, config/arm/arm-c.c,
5099 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
5100 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
5101 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
5102 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
5103 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
5104 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
5105 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
5106 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
5107 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
5108 config/cris/t-elfmulti, config/crx/t-crx,
5109 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
5110 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
5111 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
5112 config/h8300/t-h8300, config/i386/athlon.md,
5113 config/i386/darwin-libgcc.10.4.ver,
5114 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
5115 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
5116 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
5117 config/i386/t-linux64, config/i386/t-nwld,
5118 config/i386/t-rtems-i386, config/i386/t-sol2-10,
5119 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
5120 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
5121 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
5122 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
5123 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
5124 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
5125 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
5126 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
5127 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
5128 config/m68k/t-uclinux, config/mcore/t-mcore,
5129 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
5130 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
5131 config/mips/crtn.asm, config/mips/irix-crti.asm,
5132 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
5133 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
5134 config/mips/mips-fixed.md, config/mips/sb1.md,
5135 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
5136 config/mips/t-iris6, config/mips/t-isa3264,
5137 config/mips/t-libgcc-mips16, config/mips/t-linux64,
5138 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
5139 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
5140 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
5141 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
5142 config/mn10300/t-linux, config/mn10300/t-mn10300,
5143 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
5144 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
5145 config/picochip/libgccExtras/clzsi2.asm,
5146 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
5147 config/rs6000/darwin-libgcc.10.4.ver,
5148 config/rs6000/darwin-libgcc.10.5.ver,
5149 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
5150 config/rs6000/t-aix43, config/rs6000/t-aix52,
5151 config/rs6000/t-darwin, config/rs6000/t-fprules,
5152 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
5153 config/rs6000/t-lynx, config/rs6000/t-netbsd,
5154 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
5155 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
5156 config/rs6000/t-rtems, config/rs6000/t-spe,
5157 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
5158 config/score/t-score-elf, config/sh/divcost-analysis,
5159 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
5160 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
5161 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
5162 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
5163 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
5164 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
5165 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
5166 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
5167 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
5168 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
5169 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
5170 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
5171 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
5172 limitx.h, version.c, xcoff.h: Add copyright and license notices.
5173 * config/h8300/genmova.sh: Include copyright and license notices
5174 in generated output.
5175 * config/h8300/mova.md: Regenerate.
5176 * doc/install.texi2html: Include word "Copyright" in copyright
5177 notice and use name "Free Software Foundation, Inc.".
5178 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5179 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5180 ChangeLog-2007, ChangeLog-2008: Correct dates.
5182 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
5184 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
5185 NE_EXPR operations as well.
5186 * c-parser.c (c_parser_condition): Do not set location information on
5188 (c_parser_conditional_expression): Likewise.
5189 (c_parser_binary_expression): Set location information on operators.
5190 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
5191 TRUTH_NOT_EXPR has been folded.
5192 * fold-const.c (fold_truth_not_expr): Copy location information from
5193 the incoming expression to the outgoing one.
5194 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
5195 recursive calls on the LHS of the operator but pass that of the
5196 operator to recursive calls on the RHS of the operator. Set it
5198 (shortcut_cond_expr): Set the locus of the operator on the second
5199 COND_EXPR and that of the expression on the first in degenerate cases.
5200 Pass the locus of the expression to calls to shortcut_cond_r.
5201 Set the locus of the 'then' block on the associated jump, if any.
5202 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
5203 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
5204 expression to call to gimplify_boolean_expr.
5206 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
5208 * config.gcc: Add additional configuration for
5209 i686-w64-mingw* and x86_64-w64-mingw* triplet.
5210 * config/i386/mingw-w64.h: New mingw-w64 specific header.
5211 (CPP_SPEC): Redefine for allowing -municode option.
5212 (STARTFILE_SPEC): Likewise.
5213 * config/i386/t-mingw-w64: New.
5214 * config/i386/mingw-w64.opt: New.
5215 (municode): Add new target option.
5216 * doc/invoke.texi (municode): Add documentation for new option.
5218 2009-04-21 Ian Lance Taylor <iant@google.com>
5220 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5221 Correct test for number of arguments.
5222 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
5224 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
5226 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
5227 argument of emit_library_call.
5229 2009-04-21 Richard Guenther <rguenther@suse.de>
5232 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
5233 inside VIEW_CONVERT_EXPRs.
5235 2009-04-21 Martin Jambor <mjambor@suse.cz>
5237 * tree-switch-conversion.c (build_constructors): Split a long line.
5238 (constructor_contains_same_values_p): New function.
5239 (build_one_array): Create assigns of constants if possible, do not
5240 call mark_sym_for_renaming, call update_stmt.
5241 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
5242 make_rename_temp. Do not call mark_symbols_for_renaming, call
5244 (gen_def_assigns): Do not call mark_symbols_for_renaming or
5245 find_new_referenced_vars, call update_stmt.
5246 (gen_inbound_check): Use create_tmp_var and create ssa names manually
5247 instead of calling make_rename_temp. Do not call
5248 find_new_referenced_vars or mark_symbols_for_renaming, call
5251 2009-04-21 Richard Guenther <rguenther@suse.de>
5253 PR tree-optimization/39827
5254 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
5255 (tree_ssa_phiprop): Pass the correct array size.
5257 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
5259 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
5261 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
5264 * c-typeck.c (lvalue_p): Move declaration ...
5265 * c-common.h (lvalue_p): ... to here.
5266 * c-common.c (candidate_equal_p): New.
5267 (add_tlist): Use it.
5268 (merge_tlist): Use it.
5269 (warn_for_collisions_1): Likewise.
5270 (warning_candidate_p): Accept more candidates.
5271 (verify_tree): A warning candidate can be an expression. Use
5274 2009-04-21 Ben Elliston <bje@au.ibm.com>
5277 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5278 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
5279 options. Remove -mcall-solaris documentation.
5281 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5284 * doc/invoke.texi (-Wlong-long): Update description.
5285 * c-lex (interpret_integer): Only warn if there was no previous
5286 overflow and -Wlong-long is enabled.
5287 * c-decl.c (declspecs_add_type): Drop redundant flags.
5288 * c.opt (Wlong-long): Init to -1.
5289 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
5290 and front-end warn_long_long. Wlong-long only depends on other
5291 flags if it is uninitialized.
5292 * c-parser.c (disable_extension_diagnostics): warn_long_long is
5293 the same for CPP and FE.
5294 (restore_extension_diagnostics): Likewise.
5296 2009-04-20 Ian Lance Taylor <iant@google.com>
5298 Fix enum conversions which are invalid in C++:
5299 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
5300 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
5301 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
5302 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
5303 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
5304 (dbxout_parms): Likewise.
5305 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
5306 (df_clear_flags): Likewise.
5307 * df-problems.c (df_rd_bb_local_compute_process_def): Change
5308 top_flag parameter to int.
5309 (df_chain_create_bb_process_use): Likewise.
5310 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
5312 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
5313 (df_ref_create_structure, df_def_record_1): Likewise.
5314 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
5315 (df_notes_rescan): Change 0 to VOIDmode in function call.
5316 (df_get_call_refs, df_insn_refs_collect): Likewise.
5317 (df_bb_regs_collect): Likewise.
5318 (df_entry_block_defs_collect): Likewise.
5319 (df_exit_block_uses_collect): Likewise.
5320 * df.h: Update declarations.
5321 * double-int.c (double_int_divmod): Add cast to enum type.
5322 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
5323 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
5324 (based_loc_descr): Likewise.
5325 (loc_descriptor_from_tree_1): Change first_op and second_op to
5326 enum dwarf_location_atom. Add cast to enum type.
5327 * expmed.c (init_expmed): Change 0 to SET in function call.
5328 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
5329 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
5330 (do_store_flag): Likewise.
5331 * fixed-value.h (struct fixed_value): Change mode to enum
5333 * function.c (assign_parms): Change 0 to VOIDmode in function call.
5334 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
5336 (insert_insn_decl, insert_decl, insert_state): Likewise.
5337 (automata_list_finish): Likewise.
5338 * genrecog.c (process_define_predicate): Add cast to enum type.
5339 * gensupport.c (init_predicate_table): Add cast to enum type.
5340 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
5342 (gimple_build_call_1, gimple_build_label): Likewise.
5343 (gimple_build_goto, gimple_build_asm_1): Likewise.
5344 (gimple_build_switch_1, gimple_build_cdt): Likewise.
5345 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
5346 (enum fallback): Rename from enum fallback_t.
5347 (fallback_t): Typedef as int.
5348 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
5349 GSI_SAME_STMT in function call.
5350 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
5352 (setup_reg_class_relations): Likewise.
5353 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
5354 (setup_prohibited_class_mode_regs): Add cast to enum type.
5355 (setup_prohibited_mode_move_regs): Likewise.
5356 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
5357 (record_address_regs): Change i to enum reg_class.
5358 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
5359 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
5360 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
5361 (GET_MODE_2XWIDER_MODE): Likewise.
5362 (GET_CLASS_NARROWEST_MODE): Likewise.
5363 * omp-low.c (expand_omp_for): Add cast to enum type.
5364 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
5365 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
5366 * postreload.c (reload_cse_simplify_operands): Change rclass local
5368 * predict.c (combine_predictions_for_insn): Change best_predictor
5369 and predictor to enum br_predictor.
5370 (combine_predictions_for_bb): Likewise.
5371 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
5372 use SET_PREDICT_EXPR_OUTCOME.
5373 * real.c (real_arithmetic): Change icode to code in function call.
5374 * reginfo.c (init_move_cost): Add casts to enum type.
5375 (init_reg_sets_1, init_fake_stack_mems): Likewise.
5376 * regmove.c (regclass_compatible_p): Change class0 and class1 to
5378 * reload.c (find_valid_class): Add casts to enum type.
5379 (push_reload): Change 0 to NO_REGS in function call.
5380 (find_reloads): Change this_alternative to array of enum
5381 reg_class. Remove some now-unnecessary casts.
5382 (make_memloc): Change 0 to VOIDmode in function call.
5383 * reload1.c (reload): Change 0 to VOIDmode in function call.
5384 (eliminate_regs_1, elimination_effects): Likewise.
5385 (eliminate_regs_in_insn): Likewise.
5386 (emit_input_reload_insns): Add cast to enum type.
5387 (delete_output_reload): Change 0 to VOIDmode in function call.
5388 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
5389 to enum type in function call.
5390 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
5391 (SET_PREDICT_EXPR_OUTCOME): Define.
5392 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
5393 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
5394 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
5395 (dump_function): Likewise.
5396 * tree-dump.h: Update declarations.
5397 * tree-pass.h: Update declarations.
5398 * varasm.c (assemble_integer): Change mclass to enum mode_class.
5399 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
5401 (arm_rtx_costs_1): Correct parenthesization.
5402 (arm_rtx_costs): Add casts to enum type.
5403 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
5404 (vfp_emit_fstmd): Use add_rg_note.
5405 (emit_multi_reg_push, emit_sfm): Likewise.
5406 (thumb_set_frame_pointer): Likewise.
5407 (arm_expand_prologue): Likewise.
5408 (arm_regno_class): Change return type to enum reg_class.
5409 (thumb1_expand_prologue): Use add_reg_note.
5410 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
5411 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
5413 * config/arm/gentune.sh: Add cast to enum type.
5414 * config/arm/arm-tune.md: Rebuild.
5415 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
5416 (ix86_split_fp_branch, predict_jump): Likewise.
5417 (ix86_expand_multi_arg_builtin): Change sub_code from enum
5418 insn_code to enum rtx_code.
5419 (ix86_builtin_vectorized_function): Add cast to enum type.
5420 * config/i386/i386.md (truncdfsf2): Change slot to enum
5422 (truncxf<mode>2, isinf<mode>2): Likewise.
5423 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
5425 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
5426 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
5427 (insert_bundle_state): Change 1 to INSERT in function call.
5428 (ia64_add_bundle_selector_before): Likewise.
5429 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
5430 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
5431 (restore_stack_nonlocal): Likewise.
5432 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
5434 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
5436 (mips_rtx_costs): Likewise.
5437 (mips_override_options): Add casts to enum type.
5438 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
5440 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
5441 (store_reg, set_reg_plus_d): Likewise.
5442 (hppa_expand_prologue, hppa_profile_hook): Likewise.
5443 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5445 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
5447 (emit_unlikely_jump): Use add_reg_note.
5448 (rs6000_emit_allocate_stack): Likewise.
5449 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
5450 (output_toc): Change 1 to INSERT in function call.
5451 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
5452 (rs6000_initialize_trampoline): Likewise.
5453 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
5455 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
5456 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
5457 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
5458 (save_gprs): Use add_reg_note.
5459 (s390_emit_prologue): Likewise.
5460 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5461 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
5462 (sparc_fold_builtin): Add cast to enum type.
5463 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
5465 (spu_expand_prologue): Use add_reg_note.
5466 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
5468 2009-04-20 Ian Lance Taylor <iant@google.com>
5470 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
5471 (c_parser_postfix_expression_after_primary): Get VEC for list of
5472 arguments. Get original types of arguments. Call
5473 build_function_call_vec.
5474 (cached_expr_list_1, cached_expr_list_2): New static variables.
5475 (c_parser_expr_list): Change return type to VEC *. Add
5476 p_orig_types parameter. Change all callers.
5477 (c_parser_release_expr): New static function.
5478 (c_parser_vec_to_tree_list): New static function.
5479 * c-typeck.c (build_function_call): Rewrite to build a VEC and
5480 call build_function_call_vec.
5481 (build_function_call_vec): New function, based on old
5482 build_function_call.
5483 (convert_arguments): Remove nargs and argarray parameters. Change
5484 values to a VEC. Add origtypes parameter.
5485 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
5486 (convert_for_assignment): Add origtype parameter. Change all
5487 callers. If warn_cxx_compat, check for conversion to an enum
5488 type when calling a function.
5489 (store_init_value): Add origtype parameter. Change all callers.
5490 (digest_init): Likewise.
5491 (struct init_node): Add origtype field.
5492 (add_pending_init): Add origtype parameter. Change all callers.
5493 (output_init_element): Likewise.
5494 (output_pending_init_elements): Pass origtype from init_node to
5495 output_init_element.
5496 (process_init_element): Pass origtype from c_expr to
5497 output_init_element.
5498 (c_finish_return): Add origtype parameter. Change all callers.
5499 * c-common.c (sync_resolve_size): Change params to VEC *. Change
5501 (sync_resolve_params): Likewise.
5502 (sync_resolve_return): Change params to first_param. Change caller.
5503 (resolve_overloaded_builtins): Change params to VEC *. Change
5504 callers. Save first parameter around call to build_function_call_vec.
5505 * c-decl.c (finish_decl): Add origtype parameter. Change all
5506 callers. Call build_function_call_vec rather than
5507 build_function_call for cleanup.
5508 * c-tree.h: Update declarations.
5509 * c-common.h: Update declarations.
5510 * stub-objc.c (objc_rewrite_function_call): Change parameter from
5511 params to first_param.
5512 * target.h (struct gcc_target): Change resolve_overloaded_builtin
5513 params parameter from tree to void *.
5514 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5515 Change arglist parameter to have type void *, and to be a pointer
5517 * config/rs6000/rs6000-protos.h
5518 (altivec_resolve_overloaded_builtin): Update declaration.
5519 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
5520 fnargs parameter to have type void *, and to be a pointer to a
5521 VEC. Call build_function_call_vec instead of
5522 build_function_call.
5523 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
5525 2009-04-20 Joey Ye <joey.ye@intel.com>
5526 Xuepeng Guo <xuepeng.guo@intel.com>
5527 H.J. Lu <hongjiu.lu@intel.com>
5529 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
5531 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
5532 (IX86_LEA_PRIORITY): Likewise.
5533 (distance_non_agu_define): New function.
5534 (distance_agu_use): Likewise.
5535 (ix86_lea_for_add_ok): Likewise.
5536 (ix86_dep_by_shift_count): Likewise.
5538 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
5539 should split for LEA.
5541 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
5543 (ix86_dep_by_shift_count): Likewise.
5545 2009-04-20 Richard Guenther <rguenther@suse.de>
5547 * expr.c (handled_component_p): Move ...
5548 * tree.h (handled_component_p): ... here.
5549 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
5550 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
5551 and REALPART_EXPR to be in one group.
5553 2009-04-20 Richard Guenther <rguenther@suse.de>
5555 * basic-block.h (get_all_dominated_blocks): Declare.
5556 * dominance.c (get_all_dominated_blocks): New function.
5557 * tree-cfg.c (get_all_dominated_blocks): Remove.
5558 (remove_edge_and_dominated_blocks): Adjust.
5559 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
5560 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
5561 instead of recursing.
5563 2009-04-20 Doug Kwan <dougkwan@google.com>
5565 * cgraph.h (cgraph_node_ptr): New type for vector functions.
5566 (struct cgraph_node_set_def): New type.
5567 (cgraph_node_set) New type. Also declare vector functions.
5568 (struct cgraph_node_set_element_def): New type.
5569 (cgraph_node_set_element): Ditto.
5570 (cgraph_node_set_iterator): New iterator type.
5571 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
5572 cgraph_node_set_remove, dump_cgraph_node_set,
5573 debug_cgraph_node_set): New prototypes.
5574 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
5575 cgraph_node_set_size): New inlines.
5576 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
5578 (struct ipa_opt_pass): Add struct cgraph_node_set_def
5579 argument to function 'write_summary'.
5580 * ipa.c: Include ggc.h.
5581 (hash_cgraph_node_set_element,
5582 eq_cgraph_node_set_element, cgraph_node_set_new,
5583 cgraph_node_set_add, cgraph_node_set_remove,
5584 cgraph_node_set_find, dump_cgraph_node_set,
5585 debug_cgraph_node_set): New functions.
5586 * Makefile.in (ipa.o): Add dependency on GGC_H.
5588 2009-04-20 Ira Rosen <irar@il.ibm.com>
5590 PR tree-optimization/39675
5591 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
5592 check of the return code of vect_schedule_slp. Check that
5593 stmt_vec_info still exists for the statement, before checking its
5596 2009-04-20 Michael Matz <matz@suse.de>
5598 * Makefile.in (generated_files): Take out $(simple_generated_c).
5600 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
5602 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
5603 (UINTPTR_TYPE): Likewise.
5605 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5608 * c-typeck.c (digest_init): Check for initializing an array with a
5611 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5614 * c-semantics.c (pop_stmt_list): Propagate
5615 STATEMENT_LIST_HAS_LABEL to parent statement list.
5617 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
5619 * config/mips/mips.h (mips_tune_attr): New macro.
5620 * config/mips/mips.md (cpu): Use it.
5622 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5625 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
5628 2009-04-19 Diego Novillo <dnovillo@google.com>
5630 * toplev.c (compile_file): Move call to coverage_finish ...
5631 * cgraphunit.c (ipa_passes): ... here.
5632 Call cgraph_process_new_functions.
5633 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
5634 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
5636 2009-04-19 Jan Hubicka <jh@suse.cz>
5638 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
5640 (dump_cgraph_node): Dump can throw external flag.
5641 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
5643 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5647 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
5648 * common.opt (Wlogical-op): Move from here...
5649 * c.opt (Wlogical-op): ... to here.
5650 * c-typeck.c (parser_build_binary_op): Update call to
5651 warn_logical_operator.
5652 * c-opts.c (c_common_post_options): Enable warn_logical_op with
5654 * c-common.c (warn_logical_op): Update.
5655 * c-common.h (warn_logical_op): Update declaration.
5657 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
5659 * tree.c (protected_set_expr_location): Fix formatting.
5661 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5664 * c-typeck.c (readonly_warning): new.
5665 (build_unary_op, build_modify_expr): Use readonly_warning for
5666 storing into something readonly but not const-qualified.
5668 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5671 * c-typeck.c (build_unary_op): Check for taking address of
5672 expression of type void.
5674 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5677 * c-typeck.c (build_function_call): Check for calling a function
5678 with qualified void return types. Call require_complete_type when
5681 2009-04-18 Jan Hubicka <jh@suse.cz>
5683 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
5685 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
5686 can_throw_external flag.
5687 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
5688 * ipa-pure-const.c (ignore_edge): New function.
5689 (propagate): Compute order for NOTHROW computation; set NOTHROWs
5690 only over can_throw_external edges.
5691 (local_pure_const): Add nothrow flag.
5692 * ipa-utils.c (searchc): Add ignore_edge callback.
5693 (ipa_utils_reduced_inorder): Add ignore_edge callback.
5694 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
5695 (set_nothrow_function_flags): Update cgraph.
5696 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
5698 2009-04-18 Richard Guenther <rguenther@suse.de>
5701 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
5702 (fold_stmt): ... this and ...
5703 (fold_stmt_inplace): ... this.
5704 (fold_stmt_1): Fold references in calls and asms.
5705 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
5707 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5709 * tree-vrp.c (ssa_name_nonzero_p): Remove.
5710 * tree.h: Remove the prototype for ssa_name_nonzero_p.
5712 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5714 * tree.c (function_args_count): Remove.
5715 * tree.h: Remove the prototype for function_args_count.
5717 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5719 * tree-iterator.c (expr_only): Remove.
5720 * tree.h: Remove the prototype for expr_only.
5722 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5724 * reginfo.c (cannot_change_mode_set_regs): Remove.
5725 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
5727 2009-04-08 Anatoly Sokolov <aesok@post.ru>
5729 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
5730 whether operands 0 and 1 overlaps.
5732 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
5735 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
5736 pointer. Use warning_at instead of warning.
5737 (search_for_addr_array): Likewise.
5738 (check_array_bounds): Likewise.
5739 (check_all_array_refs): Check that the incoming edge is not in the
5740 list of edges to be removed.
5741 (check_all_array_refs): Avoid the temporal pointer.
5742 (vrp_visit_cond_stmt): Fix typo.
5743 (simplify_switch_using_ranges): Handle the case where the switch
5744 index is an integer constant.
5746 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
5748 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
5750 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5752 * doc/extend.texi, doc/invoke.texi: Fix typos.
5754 2009-04-17 Cary Coutant <ccoutant@google.com>
5756 * tree-flow-inline.h (get_lineno): Fix inverted test.
5758 2009-04-17 Diego Novillo <dnovillo@google.com>
5760 * tree-ssa-pre.c (create_expression_by_pieces): Remove
5761 assertion for AVAIL_OUT.
5763 2009-04-17 Mike Frysinger <vapier@gentoo.org>
5766 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
5767 * config/sh/linux-atomic.asm: Likewise.
5769 2009-04-17 Diego Novillo <dnovillo@google.com>
5771 * except.c (debug_eh_tree): New.
5772 (struct eh_region, struct eh_status): Move ...
5773 * except.h: ... here.
5774 (add_type_for_runtime): Declare extern.
5775 (lookup_type_for_runtime): Likewise.
5776 (debug_eh_tree): Declare.
5777 * Makefile.in (GTFILES): List except.h before except.c
5779 2009-04-17 Diego Novillo <dnovillo@google.com>
5781 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
5782 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
5783 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
5784 (find_vars_r): ... here.
5785 * tree-flow.h (find_referenced_vars_in): Declare.
5786 * tree-ssa-pre.c (create_expression_by_pieces): Assert
5787 that AVAIL_OUT exists for BLOCK.
5788 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
5789 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
5790 (tree-parloops.o): Likewise.
5792 2009-04-17 Simon Baldwin <simonb@google.com>
5794 * toplev.c (default_tree_printer): Add handling for %E format.
5796 2009-04-17 Diego Novillo <dnovillo@google.com>
5798 * tree-pretty-print.c (dump_generic_node): Add break after
5799 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
5800 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
5801 FUNCTION_TYPE together. Call print_struct_decl when printing
5802 structures and TDF_SLIM is not given.
5803 (print_struct_decl): Fix logic for detecting recursion.
5805 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
5808 * gcc.c (create_at_file): New.
5809 (compile_input_file_p): New.
5810 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
5811 * main.c (main): Update call to toplev_main.
5812 * toplev.c (toplev_main): Change signature. Call expandargv.
5813 * toplev.h (toplev_main): Change signature.
5815 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
5817 * dwarf2out.c (field_byte_offset): Use the type size as the field size
5818 if the latter is not constant.
5820 2009-04-17 David Edelsohn <edelsohn@gnu.org>
5822 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
5824 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
5826 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
5827 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
5829 2009-04-17 Richard Guenther <rguenther@suse.de>
5831 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5832 Handle component references view-converting an invariant address.
5834 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
5836 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
5837 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
5838 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
5839 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
5840 Use @deftypevr rather than @deftypevar.
5842 2009-04-17 Richard Guenther <rguenther@suse.de>
5844 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
5845 (get_prop_source_stmt): Likewise.
5846 (can_propagate_from): Likewise.
5848 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
5850 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
5851 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
5852 (--with-multilib-list): Add default value.
5853 * configure: Regenerate.
5854 * Makefile.in (TM_ENDIAN_CONFIG): Define.
5855 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
5856 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
5857 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
5858 Don't add default cpu to multilib list unnecessarily, but do enable
5859 the relevant compiler option..
5860 Add support for --with-multilib-list=<blank> and
5861 --with-multilib-list=!<somelib> to supress unwanted multilibs.
5862 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
5863 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
5864 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
5866 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
5867 (MULTILIB_OSDIRNAMES): New variable.
5868 * config/sh/t-1e: Delete file.
5869 * config/sh/t-mlib-sh1: Delete file.
5870 * config/sh/t-mlib-sh2: Delete file.
5871 * config/sh/t-mlib-sh2a: Delete file.
5872 * config/sh/t-mlib-sh2a-nofpu: Delete file.
5873 * config/sh/t-mlib-sh2a-single: Delete file.
5874 * config/sh/t-mlib-sh2a-single-only: Delete file.
5875 * config/sh/t-mlib-sh2e: Delete file.
5876 * config/sh/t-mlib-sh3e: Delete file.
5877 * config/sh/t-mlib-sh4: Delete file.
5878 * config/sh/t-mlib-sh4-nofpu: Delete file.
5879 * config/sh/t-mlib-sh4-single: Delete file.
5880 * config/sh/t-mlib-sh4-single-only: Delete file.
5881 * config/sh/t-mlib-sh4a: Delete file.
5882 * config/sh/t-mlib-sh4a-nofpu: Delete file.
5883 * config/sh/t-mlib-sh4a-single: Delete file.
5884 * config/sh/t-mlib-sh4a-single-only: Delete file.
5885 * config/sh/t-mlib-sh4al: Delete file.
5886 * config/sh/t-mlib-sh5-32media: Delete file.
5887 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
5888 * config/sh/t-mlib-sh5-64media: Delete file.
5889 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
5890 * config/sh/t-mlib-sh5-compact: Delete file.
5891 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
5892 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
5893 * doc/install.texi (Options specification): Add
5894 --with-multilib-list and --with-endian.
5896 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
5898 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
5900 (OBJS-common): Add plugin-version.o.
5901 (plugin-version.o): New.
5902 * gcc-plugin.h (plugin_gcc_version): New.
5903 (plugin_default_version_check): New.
5904 (plugin_init_func, plugin_init): Add version argument.
5905 * plugin-version.c: New.
5906 * plugin.c (str_plugin_gcc_version_name): New.
5907 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
5908 pass it to the init function.
5909 (plugin_default_version_check): New.
5911 2009-04-17 Richard Guenther <rguenther@suse.de>
5913 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
5914 for decl-vs-decl disambiguation.
5916 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
5918 * config/s390/s390.h (s390_tune_attr): New macro definition.
5919 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
5921 2009-04-17 Richard Guenther <rguenther@suse.de>
5923 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
5924 (fold_stmt_r): Likewise.
5925 (maybe_fold_reference): New function.
5926 (fold_gimple_assign): Handle cases fold_stmt_r did.
5927 (fold_stmt): Do not use fold_stmt_r.
5928 (fold_stmt_inplace): Likewise.
5930 2009-04-17 Richard Guenther <rguenther@suse.de>
5932 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
5933 (record_equivalences_from_stmt): Remove useless checks and
5935 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
5936 the type is already suitable.
5938 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
5940 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
5942 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
5944 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
5945 (CMPtype): Define as __gcc_CMPtype.
5947 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
5949 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
5950 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
5952 2009-04-17 Richard Guenther <rguenther@suse.de>
5954 PR tree-optimization/39746
5955 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
5956 special-casing for builtins and static variable use/def.
5957 (call_may_clobber_ref_p_1): Likewise.
5959 2009-04-16 Ian Lance Taylor <iant@google.com>
5961 * df.h: Include "timevar.h".
5962 (struct df_problem): Change tv_id field to timevar_id_t.
5963 * tree-pass.h: Include "timevar.h".
5964 (struct opt_pass): Change tv_id field to timevar_id_t.
5965 * timevar.h (timevar_id_t): Define TV_NONE.
5966 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
5967 TV_NONE rather than tv_id != 0.
5968 (execute_one_pass): Likewise.
5969 * Makefile.in (DF_H): Add $(TIMEVAR_H).
5970 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
5971 dependencies to $(TREE_PASS_H).
5972 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
5974 (pass_branch_target_load_optimize2): Likewise.
5975 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
5976 (pass_outof_cfg_layout_mode): Likewise.
5977 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
5978 (pass_rebuild_cgraph_edges): Likewise.
5979 (pass_remove_cgraph_callee_edges): Likewise.
5980 * df-core.c (pass_df_initialize_opt): Likewise.
5981 (pass_df_initialize_no_opt): Likewise.
5982 (pass_df_finish): Likewise.
5983 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5984 * except.c (pass_set_nothrow_function_flags): Likewise.
5985 (pass_convert_to_eh_region_ranges): Likewise.
5986 * final.c (pass_compute_alignments): Likewise.
5987 * function.c (pass_instantiate_virtual_regs): Likewise.
5988 (pass_init_function): Likewise.
5989 (pass_leaf_regs): Likewise.
5990 (pass_match_asm_constraints): Likewise.
5991 * gimple-low.c (pass_lower_cf): Likewise.
5992 (pass_mark_used_blocks): Likewise.
5993 * init-regs.c (pass_initialize_regs): Likewise.
5994 * integrate.c (pass_initial_value_sets): Likewise.
5995 * ira.c (pass_ira): Likewise.
5996 * jump.c (pass_cleanup_barriers): Likewise.
5997 * omp-low.c (pass_expand_omp): Likewise.
5998 (pass_lower_omp): Likewise.
5999 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
6000 * recog.c (pass_split_all_insns): Likewise.
6001 (pass_split_after_reload): Likewise.
6002 (pass_split_before_regstack): Likewise.
6003 (pass_split_before_sched2): Likewise.
6004 (pass_split_for_shorten_branches): Likewise.
6005 * reginfo.c (pass_reginfo_init): Likewise.
6006 (pass_subregs_of_mode_init): Likewise.
6007 (pass_subregs_of_mode_finish): Likewise.
6008 * passes.c (pass_postreload): Likewise.
6009 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
6010 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
6011 (pass_warn_function_return): Likewise.
6012 (pass_warn_function_noreturn): Likewise.
6013 * tree-complex.c (pass_lower_complex): Likewise.
6014 (pass_lower_complex_O0): Likewise.
6015 * tree-if-conv.c (pass_if_conversion): Likewise.
6016 * tree-into-ssa.c (pass_build_ssa): Likewise.
6017 * tree-mudflap.c (pass_mudflap_1): Likewise.
6018 (pass_mudflap_2): Likewise.
6019 * tree-nomudflap.c (pass_mudflap_1): Likewise.
6020 (pass_mudflap_2): Likewise.
6021 * tree-nrv.c (pass_return_slot): Likewise.
6022 * tree-object-size.c (pass_object_sizes): Likewise.
6023 * tree-optimize.c (pass_all_optimizations): Likewise.
6024 (pass_early_local_passes): Likewise.
6025 (pass_all_early_optimizations): Likewise.
6026 (pass_cleanup_cfg): Likewise.
6027 (pass_cleanup_cfg_post_optimizing): Likewise.
6028 (pass_free_datastructures): Likewise.
6029 (pass_free_cfg_annotations): Likewise.
6030 (pass_fixup_cfg): Likewise.
6031 (pass_init_datastructures): Likewise.
6032 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
6033 (pass_late_warn_uninitialized): Likewise.
6034 (pass_update_address_taken): Likewise.
6035 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
6036 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
6037 (pass_cse_sincos): Likewise.
6038 (pass_convert_to_rsqrt): Likewise.
6039 * tree-ssa-structalias.c (pass_build_alias): Likewise.
6040 * tree-stdarg.c (pass_stdarg): Likewise.
6041 * tree-tailcall.c (pass_tail_recursion): Likewise.
6042 (pass_tail_calls): Likewise.
6043 * tree-vect-generic.c (pass_lower_vector): Likewise.
6044 (pass_lower_vector_ssa): Likewise.
6045 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
6047 2009-04-16 Joseph Myers <joseph@codesourcery.com>
6049 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
6051 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
6053 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
6054 logical and signext.
6056 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
6059 * config/sh/predicates.md (arith_operand): Check if the operand
6060 of TRUNCATE is a REG.
6062 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6064 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6065 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6067 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6069 * tree-iterator.c (tsi_split_statement_list_after,
6070 tsi_split_statement_list_before): Remove.
6071 * tree-iterator.h: Remove the prototypes for
6072 tsi_split_statement_list_after and tsi_split_statement_list_before.
6074 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6076 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
6077 * tree-ssa-propagate.h: Remove the prototype for
6078 stmt_makes_single_load.
6080 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6082 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
6083 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
6085 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6087 * tree-iterator.c (EXPR_LAST_BODY): Remove.
6089 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6091 * except.c (eh_region_outer_p): Remove.
6092 * except.h: Remove the prototype for eh_region_outer_p.
6094 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6096 * function.c (current_function_assembler_name): Remove.
6097 * function.h: Remove the prototype for
6098 current_function_assembler_name.
6100 2009-04-16 Ian Lance Taylor <iant@google.com>
6102 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
6103 (add_reg_note): Call alloc_reg_note.
6104 * rtl.h (alloc_reg_note): Declare.
6105 * combine.c (try_combine): Use alloc_reg_note.
6106 (recog_for_combine, move_deaths): Likewise.
6107 (distribute_notes): Use alloc_reg_note and add_reg_note.
6108 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
6109 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
6110 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
6112 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
6114 PR rtl-optimization/39762
6115 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
6116 ira_may_move_out_cost): Add comments about way of their usage.
6117 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
6119 * ira-conflicts.c (process_regs_for_copy): Use function
6120 ira_get_register_move_cost instead of global
6121 ira_register_move_cost.
6123 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
6124 color_pass, move_spill_restore, update_curr_costs): Ditto.
6126 * ira-lives.c (process_single_reg_class_operands): Ditto.
6128 * ira-emit.c (emit_move_list): Ditto.
6130 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
6131 (record_reg_classes): Ditto. Use functions
6132 ira_get_register_move_cost and ira_get_may_move_cost instead of
6133 global vars ira_register_move_cost, ira_may_move_out_cost and
6134 ira_may_move_in_cost.
6135 (record_address_regs): Don't call ira_init_register_move_cost.
6136 Use function ira_get_may_move_cost instead of global
6137 ira_may_move_in_cost.
6138 (process_bb_node_for_hard_reg_moves): Use function
6139 ira_get_register_move_cost instead of global ira_register_move_cost.
6140 (ira_costs): Don't call ira_init_register_move_cost.
6142 2009-04-16 Richard Guenther <rguenther@suse.de>
6144 * tree-cfg.c (verify_gimple_assign_binary):
6145 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
6146 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
6147 (create_general_new_stmt): Note that this function is broken.
6149 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6151 * common.opt (fhelp): Add Var(help_flag).
6152 * gcc-plugin.h (plugin_info): Add help.
6153 * plugin.c (plugin_name_args): Add help.
6154 (register_plugin_info): Set plugin->help.
6155 (print_help_one_plugin): New.
6156 (print_plugins_help): New.
6157 * plugin.h (print_plugins_help): New.
6158 * toplev.c (toplev_main): Call print_plugins_help if needed.
6160 2009-04-16 Richard Guenther <rguenther@suse.de>
6162 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
6163 (gimple_ior_addresses_taken_1): New function.
6164 (gimple_ior_addresses_taken): Likewise.
6165 * gimple.h (struct gimple_statement_with_ops_base): Remove
6166 addresses_taken member.
6167 (gimple_ior_addresses_taken): Declare.
6168 (gimple_addresses_taken, gimple_addresses_taken_ptr,
6169 gimple_set_addresses_taken): Remove.
6170 * ipa-reference.c (mark_address): New function.
6171 (scan_stmt_for_static_refs): Use it for marking addresses taken.
6172 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
6173 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
6174 (gimple_add_to_addresses_taken): Remove.
6175 (get_tmr_operands): Call mark_address_taken.
6176 (get_asm_expr_operands): Likewise.
6177 (get_expr_operands): Likewise.
6178 (build_ssa_operands): Do not clear the addresses_taken bitmap.
6179 (free_stmt_operands): Do not free it.
6180 * tree-ssa.c (delete_tree_ssa): Likewise.
6181 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
6183 2009-04-16 Richard Guenther <rguenther@suse.de>
6185 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
6186 (walk_stmt_load_store_ops): Likewise.
6187 * gimple.c (get_base_loadstore): New function.
6188 (walk_stmt_load_store_addr_ops): Likewise.
6189 (walk_stmt_load_store_ops): Likewise.
6190 * ipa-pure-const.c (check_op): Simplify.
6191 (check_load, check_store): New functions.
6192 (check_stmt): Use walk_stmt_load_store_ops.
6193 * ipa-reference.c (mark_load): Adjust signature.
6194 (mark_store): Likewise.
6195 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
6197 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6199 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
6201 * opts.c (common_handle_option): Don't call print_version.
6202 * plugin.c (plugin_name_args): Add version.
6203 (register_plugin_info): New.
6204 (register_callback): Handle PLUGIN_INFO.
6205 (try_init_one_plugin): New.
6206 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
6208 (finalize_one_plugin): New.
6209 (finalize_plugins): New.
6210 (print_one_plugin): New.
6211 (print_plugins_versions): New.
6212 * plugin.h (print_plugins_versions): New.
6213 (finalize_plugins): New.
6214 * toplev.c (compile_file): Don't call initialize_plugins.
6215 (print_version): Call print_plugins_versions.
6216 (toplev_main): Call initialize_plugins. Print version if needed.
6217 Call finalize_plugins.
6219 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6221 * common.opt (fversion): New.
6222 * gcc.c (print_version): New.
6223 (process_command): Don't print the version. Just set print_version.
6224 (main): Print version. Call subprocesses if print_version and
6225 verbose_flag are set.
6226 * opts.c (common_handle_option): Handle OPT_fversion.
6228 2009-04-16 Richard Guenther <rguenther@suse.de>
6229 Ira Rosen <irar@il.ibm.com>
6231 PR tree-optimization/39698
6232 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
6233 type of the reduction variable. Only generate the def if
6236 * omp-low.c (expand_omp_for_generic): When converting to a pointer
6237 make sure to first convert to an integer of the same precision.
6238 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
6239 the type of the evolution correctly in computing the new
6240 induction variable base.
6242 2009-04-16 Richard Guenther <rguenther@suse.de>
6245 * tree-cfg.c (make_blocks): Split statements with to-be
6246 abnormal SSA names on the lhs.
6248 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
6250 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
6251 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
6252 * c-typeck.c (really_start_incremental_init): Likewise.
6253 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
6254 (TARGET_INITIALIZER): Remove it.
6255 * target.h (struct target): Remove vector_opaque_p.
6256 * tree.c (build_opaque_vector_type): New.
6257 * tree.h (TYPE_VECTOR_OPAQUE): New.
6258 (build_opaque_vector_type): Declare.
6259 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
6260 * config/rs6000/rs6000.c (build_opaque_vector_type,
6261 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
6262 (rs6000_init_builtins): Use build_opaque_vector_type for
6263 opaque_V4SI_type_node.
6265 2009-04-15 Catherine Moore <clm@codesourcery.com>
6267 * debug.h (set_name): Declare.
6268 * dwarf2out.c (dwarf2out_set_name): Declare.
6269 (dwarf2_debug_hooks): Add set_name.
6270 (find_AT_string): New.
6271 (add_AT_string): Call find_AT_string.
6272 (dwarf2out_set_name): New.
6273 * cp/decl.c (grokdeclarator): Call set_name.
6274 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
6275 * debug.c (do_nothing_debug_hooks): Likewise.
6276 * dbxout.c (dbx_debug_hooks): Likewise.
6277 * sdbout.c (sdb_debug_hooks): Likewise.
6279 2009-04-15 Michael Eager <eager@eagercon.com>
6281 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
6282 reg for single-precision FPU.
6283 * config/rs6000/rs6000.md (movsi_internal1): Only for
6285 (movsi_internal1_single): New. Add pattern to move SI values to/from
6286 single-precision FP regs.
6288 2009-04-15 Richard Guenther <rguenther@suse.de>
6290 * omp-low.c (lower_rec_input_clauses): Build correct address
6292 (expand_omp_for_generic): Fix multiplication type.
6293 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
6294 (generate_memset_zero): Fix types.
6295 * tree-profile.c (prepare_instrumented_value): Correctly
6298 2009-04-15 Ian Lance Taylor <iant@google.com>
6300 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
6301 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
6302 for -Wall and for -Wc++-compat.
6303 (c_common_post_options): For C++, set warn_enum_compare if not
6305 * c-tree.h (struct c_expr): Add field original_type.
6306 (build_external_ref): Update declaration.
6307 * c-parser.c (c_parser_braced_init): Set original_type.
6308 (c_parser_initelt): Likewise.
6309 (c_parser_expr_no_commas): Likewise.
6310 (c_parser_conditional_expression): Likewise.
6311 (c_parser_cast_expression): Likewise.
6312 (c_parser_unary_expression): Likewise. Pull setting of
6313 original_code to top of function.
6314 (c_parser_sizeof_expression): Set original_type.
6315 (c_parser_alignof_expression): Likewise.
6316 (c_parser_postfix_expression): Likewise. Pull setting of
6317 original_code to top of function.
6318 (c_parser_postfix_expression_after_paren_type): Set original_type.
6319 (c_parser_postfix_expression_after_primary): Likewise.
6320 (c_parser_expression): Likewise.
6321 * c-typeck.c (build_external_ref): Add type parameter. Change all
6323 (c_expr_sizeof_expr): Set original_type field.
6324 (parser_build_unary_op): Likewise.
6325 (parser_build_binary_op): Likewise. Optionally warn about
6326 comparisons of enums of different types.
6327 (digest_init): Set original_type field.
6328 (really_start_incremental_init): Likewise.
6329 (push_init_level, pop_init_level): Likewise.
6330 * doc/invoke.texi (Warning Options): -Wenum-compare now
6333 2009-04-15 Richard Guenther <rguenther@suse.de>
6335 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
6336 out a necessary conversion.
6337 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
6338 names we didn't value number.
6339 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
6341 2009-04-15 Richard Guenther <rguenther@suse.de>
6343 PR tree-optimization/39764
6344 * tree-ssa-ccp.c (get_value): Canonicalize value with
6345 canonicalize_float_value.
6347 2009-04-15 Jan Hubicka <jh@suse.cz>
6349 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
6350 Wrong version of patch.
6352 2009-04-15 Jan Hubicka <jh@suse.cz>
6354 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
6356 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
6358 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
6359 our distinct integral and vector types.
6361 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
6363 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
6364 * init.c (build_vtbl_address): Remove call to assemble_external.
6366 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
6368 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
6369 output for other floating point modes.
6371 2009-04-14 Diego Novillo <dnovillo@google.com>
6373 * diagnostic.c (diagnostic_report_diagnostic): Do not
6374 warn about loaded plugins for DK_ERROR and DK_WARNING.
6375 * c-decl.c (declspecs_add_type): Move call to
6376 invoke_plugin_callbacks ...
6377 * c-parser.c (c_parser_declspecs): ... here.
6378 * plugin.c (dump_active_plugins): Tidy output.
6380 2009-04-14 Diego Novillo <dnovillo@google.com>
6381 Le-Chun Wu <lcwu@google.com>
6383 * configure.ac: Add --enable-plugin support.
6384 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
6385 * Makefile.in (PLUGIN_H): Define.
6386 Export ENABLE_PLUGIN and GMPINC to site.exp.
6387 Add PLUGINLIBS to link command.
6388 Add/modify dependencies for plugin.o and files including plugin.h.
6390 * config.in: Regenerate.
6392 * opts.c (common_handle_option): Handle OPT_fplugin_ and
6395 2009-04-14 Le-Chun Wu <lcwu@google.com>
6397 * tree-pass.h (register_one_dump_file): Add a prototype for
6398 register_one_dump_file.
6399 * toplev.c (compile_file): Call initialize_plugins.
6400 (do_compile): Call invoke_plugin_callbacks.
6401 (toplev_main): Call invoke_plugin_callbacks.
6402 * common.opt: Add -fplugin= and -fplugin-arg-.
6403 * gcc-plugin.h: New public header file for plugins to include.
6404 * plugin.c: New source file.
6405 * plugin.h: New internal header file.
6406 * passes.c (register_one_dump_file): Make it external.
6408 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
6410 2009-04-14 Diego Novillo <dnovillo@google.com>
6412 * doc/plugins.texi: New.
6413 * doc/gccint.texi: Add reference to Plugins chapter.
6414 * doc/invoke.texi: Document -fplugin and -fplugin-arg
6415 * diagnostic.c (diagnostic_report_diagnostic): Warn about
6416 loaded plugins, if any.
6417 * timevar.def (TV_PLUGIN_INIT): Define.
6418 (TV_PLUGIN_RUN): Define.
6419 * plugin.c: Include timevar.h
6420 (plugins_active_p): New.
6421 (dump_active_plugins): New.
6422 (debug_active_plugins): New.
6424 2009-04-14 Joseph Myers <joseph@codesourcery.com>
6426 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
6428 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
6430 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
6432 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
6433 the same as a minus without a shift.
6435 2009-04-14 Nick Clifton <nickc@redhat.com>
6437 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
6438 comparisons with small integers will always produce a short
6441 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
6444 2008-12-19 Diego Novillo <dnovillo@google.com>
6446 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
6448 2009-04-14 Richard Guenther <rguenther@suse.de>
6450 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
6452 (verify_gimple_assign_binary): Likewise. Handle shifts and
6454 (verify_gimple_phi): Print the mismatched argument position.
6455 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6457 (vect_update_init_of_dr): Likewise.
6458 * matrix-reorg.c (transform_access_sites): Do what the
6460 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
6462 2009-04-13 Michael Eager <eager@eagercon.com>
6464 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
6465 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
6466 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
6467 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
6468 remove duplicate config
6470 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6472 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
6473 file_name:line_number type locator of the call site.
6475 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
6477 * genautomata.c: Put blank after comma.
6478 (automaton_decls): New.
6479 (struct unit_usage): Add comments to member next.
6480 (store_alt_unit_usage): Keep the list ordered.
6481 (unit_present_on_list_p, equal_alternatives_p): New.
6482 (check_regexp_units_distribution): Check units distribution
6483 correctness correctly.
6484 (main): Don't write automata if error is found. Return correct
6487 * config/m68k/cf.md (cfv4_ds): Remove.
6488 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
6489 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
6491 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
6492 power4-load-ext, power4-store, power4-store-update,
6493 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
6494 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
6495 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
6496 power4-sqrt, power4-isync): Modify reservation to make correct
6497 unit distribution to automata.
6499 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
6500 power5-store-update, power5-two, power5-three, power5-lmul,
6501 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
6503 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
6505 * except.c (pass_set_nothrow_function_flags): Set name and add
6507 (set_nothrow_function_flags): Mention in the dump file when
6508 changing a function to nothrow.
6510 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
6513 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
6514 instead of unsigned long.
6516 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6518 * config/arm/arm.c (return_used_this_function): Remove.
6519 (arm_output_function_prologue): Remove use of
6520 return_used_this_function.
6521 (output_return_instruction): Replace use of
6522 return_used_this_function
6523 by cfun->machine->return_used_this_function.
6524 (arm_output_epilogue): Likewise.
6525 (arm_output_function_epilogue): Likewise.
6526 (thumb_unexpanded_epilogue): Likewise.
6527 * config/arm/arm.h (struct machine_function):
6528 New member return_used_this_function.
6530 2009-04-12 Mark Mitchell <mark@codesourcery.com>
6532 * doc/install.texi: Correct description of default directory for
6533 --with-gxx-include-dir.
6535 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
6537 * fold-const.c (build_range_check): Properly deal with enumeral and
6540 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
6542 * doc/invoke.texi (max_gcse_passes): Remove documentation.
6543 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
6544 * params.h (MAX_GCSE_PASSES): Remove.
6545 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
6546 in sequence. Remove ability to run multiple passes.
6547 (bypass_jumps): Report run as third CPROP pass.
6549 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
6552 * except.c (can_throw_external): Look at each insn in a SEQUENCE
6553 when deciding whether the whole SEQUENCE can throw.
6555 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
6558 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
6559 offseted label references.
6561 2009-04-11 Jan Hubicka <jh@suse.cz>
6563 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
6565 2009-04-11 Richard Guenther <rguenther@suse.de>
6568 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
6569 return variables as TREE_ADDRESSABLE.
6571 2009-04-11 Richard Guenther <rguenther@suse.de>
6573 PR tree-optimization/39713
6574 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
6575 reference trees have SSA_NAME operands.
6577 2009-04-11 Richard Guenther <rguenther@suse.de>
6580 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
6581 address expressions.
6583 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
6585 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
6586 match changes in Cygwin 1.7
6587 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
6588 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
6590 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6592 PR tree-optimization/39701
6593 * doc/invoke.texi (Optimization Options): Document change in
6594 meaning and initialization of -fdelete-null-pointer-checks.
6596 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6599 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
6601 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
6604 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
6606 2009-04-10 Chao-ying Fu <fu@mips.com>
6608 * doc/tm.texi (Instruction Output): Document
6609 TARGET_ASM_FINAL_POSTSCAN_INSN.
6610 * target.h (final_postscan_insn): New field in asm_out.
6611 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6612 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
6613 * final.c (final_scan_insn): Call
6614 targetm.asm_out.final_postscan_insn after outputting
6615 an asm macro and a normal instruction.
6617 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
6618 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
6619 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
6620 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
6621 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6623 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6626 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
6627 variables as non-NULL even with -fdelete-null-pointer-checks.
6629 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6631 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
6633 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
6636 * config/i386/i386.c (classify_argument): Handle SCmode with
6637 (bit_offset % 64) != 0.
6639 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
6641 * doc/invoke.texi (Optimize Options): Add cross-reference to
6642 -Q --help=optimizers examples.
6644 2009-04-10 Ben Elliston <bje@au.ibm.com>
6647 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
6648 regalign for the reg == fpr and TDmode case.
6650 2009-04-09 David Ayers <ayers@fsfe.org>
6653 * objc/objc-act.c (warn_with_method): Remove helper function.
6654 (check_duplicates): Call warning and inform directly.
6655 (really_start_method): Likewise.
6657 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
6659 * expmed.c (expand_divmod): Always use a comparison for a division
6660 by a large unsigned integer.
6662 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
6663 for things others than variables or functions as nonzero.
6665 2009-04-09 Nick Clifton <nickc@redhat.com>
6667 * unwind-compat.c: Change copyright header to refer to version
6668 3 of the GNU General Public License with version 3.1 of the
6669 GCC Runtime Library Exception and to point readers at the
6670 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
6671 * config/alpha/crtfastmath.c: Likewise.
6672 * config/alpha/linux-unwind.h: Likewise.
6673 * config/alpha/qrnnd.asm: Likewise.
6674 * config/alpha/vms-crt0-64.c: Likewise.
6675 * config/alpha/vms-crt0.c: Likewise.
6676 * config/alpha/vms-dwarf2.asm: Likewise.
6677 * config/alpha/vms-dwarf2eh.asm: Likewise.
6678 * config/alpha/vms-psxcrt0-64.c: Likewise.
6679 * config/alpha/vms-psxcrt0.c: Likewise.
6680 * config/alpha/vms_tramp.asm: Likewise.
6681 * config/arc/initfini.c: Likewise.
6682 * config/arc/lib1funcs.asm: Likewise.
6683 * config/arm/bpabi-v6m.S: Likewise.
6684 * config/arm/bpabi.S: Likewise.
6685 * config/arm/bpabi.c: Likewise.
6686 * config/arm/crti.asm: Likewise.
6687 * config/arm/crtn.asm: Likewise.
6688 * config/arm/ieee754-df.S: Likewise.
6689 * config/arm/ieee754-sf.S: Likewise.
6690 * config/arm/lib1funcs.asm: Likewise.
6691 * config/arm/libunwind.S: Likewise.
6692 * config/arm/linux-atomic.c: Likewise.
6693 * config/arm/mmintrin.h: Likewise.
6694 * config/arm/pr-support.c: Likewise.
6695 * config/arm/unaligned-funcs.c: Likewise.
6696 * config/arm/unwind-arm.c: Likewise.
6697 * config/arm/unwind-arm.h: Likewise.
6698 * config/avr/libgcc.S: Likewise.
6699 * config/bfin/crti.s: Likewise.
6700 * config/bfin/crtlibid.s: Likewise.
6701 * config/bfin/crtn.s: Likewise.
6702 * config/bfin/lib1funcs.asm: Likewise.
6703 * config/bfin/linux-unwind.h: Likewise.
6704 * config/cris/arit.c: Likewise.
6705 * config/cris/cris_abi_symbol.c: Likewise.
6706 * config/darwin-64.c: Likewise.
6707 * config/darwin-crt2.c: Likewise.
6708 * config/darwin-crt3.c: Likewise.
6709 * config/darwin.h: Likewise.
6710 * config/dbxelf.h: Likewise.
6711 * config/dfp-bit.c: Likewise.
6712 * config/dfp-bit.h: Likewise.
6713 * config/elfos.h: Likewise.
6714 * config/fixed-bit.c: Likewise.
6715 * config/fixed-bit.h: Likewise.
6716 * config/fp-bit.c: Likewise.
6717 * config/fp-bit.h: Likewise.
6718 * config/fr30/crti.asm: Likewise.
6719 * config/fr30/crtn.asm: Likewise.
6720 * config/fr30/lib1funcs.asm: Likewise.
6721 * config/freebsd-spec.h: Likewise.
6722 * config/frv/cmovd.c: Likewise.
6723 * config/frv/cmovh.c: Likewise.
6724 * config/frv/cmovw.c: Likewise.
6725 * config/frv/frvbegin.c: Likewise.
6726 * config/frv/frvend.c: Likewise.
6727 * config/frv/lib1funcs.asm: Likewise.
6728 * config/glibc-stdint.h: Likewise.
6729 * config/h8300/clzhi2.c: Likewise.
6730 * config/h8300/crti.asm: Likewise.
6731 * config/h8300/crtn.asm: Likewise.
6732 * config/h8300/ctzhi2.c: Likewise.
6733 * config/h8300/fixunssfsi.c: Likewise.
6734 * config/h8300/lib1funcs.asm: Likewise.
6735 * config/h8300/parityhi2.c: Likewise.
6736 * config/h8300/popcounthi2.c: Likewise.
6737 * config/i386/ammintrin.h: Likewise.
6738 * config/i386/att.h: Likewise.
6739 * config/i386/avxintrin.h: Likewise.
6740 * config/i386/biarch64.h: Likewise.
6741 * config/i386/bmmintrin.h: Likewise.
6742 * config/i386/cpuid.h: Likewise.
6743 * config/i386/cross-stdarg.h: Likewise.
6744 * config/i386/crtfastmath.c: Likewise.
6745 * config/i386/crtprec.c: Likewise.
6746 * config/i386/cygming-crtbegin.c: Likewise.
6747 * config/i386/cygming-crtend.c: Likewise.
6748 * config/i386/cygwin.asm: Likewise.
6749 * config/i386/emmintrin.h: Likewise.
6750 * config/i386/gmm_malloc.h: Likewise.
6751 * config/i386/gthr-win32.c: Likewise.
6752 * config/i386/i386.h: Likewise.
6753 * config/i386/immintrin.h: Likewise.
6754 * config/i386/linux-unwind.h: Likewise.
6755 * config/i386/linux64.h: Likewise.
6756 * config/i386/mm3dnow.h: Likewise.
6757 * config/i386/mmintrin-common.h: Likewise.
6758 * config/i386/mmintrin.h: Likewise.
6759 * config/i386/nmmintrin.h: Likewise.
6760 * config/i386/pmm_malloc.h: Likewise.
6761 * config/i386/pmmintrin.h: Likewise.
6762 * config/i386/smmintrin.h: Likewise.
6763 * config/i386/sol2-c1.asm: Likewise.
6764 * config/i386/sol2-ci.asm: Likewise.
6765 * config/i386/sol2-cn.asm: Likewise.
6766 * config/i386/sol2-gc1.asm: Likewise.
6767 * config/i386/tmmintrin.h: Likewise.
6768 * config/i386/unix.h: Likewise.
6769 * config/i386/w32-unwind.h: Likewise.
6770 * config/i386/wmmintrin.h: Likewise.
6771 * config/i386/x86-64.h: Likewise.
6772 * config/i386/x86intrin.h: Likewise.
6773 * config/i386/xmmintrin.h: Likewise.
6774 * config/ia64/crtbegin.asm: Likewise.
6775 * config/ia64/crtend.asm: Likewise.
6776 * config/ia64/crtfastmath.c: Likewise.
6777 * config/ia64/crti.asm: Likewise.
6778 * config/ia64/crtn.asm: Likewise.
6779 * config/ia64/fde-glibc.c: Likewise.
6780 * config/ia64/lib1funcs.asm: Likewise.
6781 * config/ia64/linux-unwind.h: Likewise.
6782 * config/ia64/quadlib.c: Likewise.
6783 * config/ia64/unwind-ia64.c: Likewise.
6784 * config/linux.h: Likewise.
6785 * config/m32c/m32c-lib1.S: Likewise.
6786 * config/m32c/m32c-lib2-trapv.c: Likewise.
6787 * config/m32c/m32c-lib2.c: Likewise.
6788 * config/m32r/initfini.c: Likewise.
6789 * config/m68hc11/larith.asm: Likewise.
6790 * config/m68hc11/m68hc11-crt0.S: Likewise.
6791 * config/m68k/cf.md: Likewise.
6792 * config/m68k/crti.s: Likewise.
6793 * config/m68k/crtn.s: Likewise.
6794 * config/m68k/lb1sf68.asm: Likewise.
6795 * config/m68k/linux-unwind.h: Likewise.
6796 * config/mcore/crti.asm: Likewise.
6797 * config/mcore/crtn.asm: Likewise.
6798 * config/mcore/lib1.asm: Likewise.
6799 * config/mips/linux-unwind.h: Likewise.
6800 * config/mips/loongson.h: Likewise.
6801 * config/mips/mips16.S: Likewise.
6802 * config/mmix/crti.asm: Likewise.
6803 * config/mmix/crtn.asm: Likewise.
6804 * config/pa/fptr.c: Likewise.
6805 * config/pa/hpux-unwind.h: Likewise.
6806 * config/pa/lib2funcs.asm: Likewise.
6807 * config/pa/linux-atomic.c: Likewise.
6808 * config/pa/linux-unwind.h: Likewise.
6809 * config/pa/milli64.S: Likewise.
6810 * config/pa/quadlib.c: Likewise.
6811 * config/pa/stublib.c: Likewise.
6812 * config/picochip/libgccExtras/adddi3.asm: Likewise.
6813 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
6814 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
6815 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
6816 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
6817 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
6818 * config/picochip/libgccExtras/divmod15.asm: Likewise.
6819 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
6820 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
6821 * config/picochip/libgccExtras/longjmp.asm: Likewise.
6822 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
6823 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
6824 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
6825 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
6826 * config/picochip/libgccExtras/setjmp.asm: Likewise.
6827 * config/picochip/libgccExtras/subdi3.asm: Likewise.
6828 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
6829 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
6830 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
6831 * config/rs6000/750cl.h: Likewise.
6832 * config/rs6000/altivec.h: Likewise.
6833 * config/rs6000/biarch64.h: Likewise.
6834 * config/rs6000/crtresfpr.asm: Likewise.
6835 * config/rs6000/crtresgpr.asm: Likewise.
6836 * config/rs6000/crtresxfpr.asm: Likewise.
6837 * config/rs6000/crtresxgpr.asm: Likewise.
6838 * config/rs6000/crtsavfpr.asm: Likewise.
6839 * config/rs6000/crtsavgpr.asm: Likewise.
6840 * config/rs6000/darwin-asm.h: Likewise.
6841 * config/rs6000/darwin-fallback.c: Likewise.
6842 * config/rs6000/darwin-fpsave.asm: Likewise.
6843 * config/rs6000/darwin-ldouble.c: Likewise.
6844 * config/rs6000/darwin-tramp.asm: Likewise.
6845 * config/rs6000/darwin-unwind.h: Likewise.
6846 * config/rs6000/darwin-vecsave.asm: Likewise.
6847 * config/rs6000/darwin-world.asm: Likewise.
6848 * config/rs6000/e500crtres32gpr.asm: Likewise.
6849 * config/rs6000/e500crtres64gpr.asm: Likewise.
6850 * config/rs6000/e500crtres64gprctr.asm: Likewise.
6851 * config/rs6000/e500crtrest32gpr.asm: Likewise.
6852 * config/rs6000/e500crtrest64gpr.asm: Likewise.
6853 * config/rs6000/e500crtresx32gpr.asm: Likewise.
6854 * config/rs6000/e500crtresx64gpr.asm: Likewise.
6855 * config/rs6000/e500crtsav32gpr.asm: Likewise.
6856 * config/rs6000/e500crtsav64gpr.asm: Likewise.
6857 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
6858 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
6859 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
6860 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
6861 * config/rs6000/eabi-ci.asm: Likewise.
6862 * config/rs6000/eabi-cn.asm: Likewise.
6863 * config/rs6000/eabi.asm: Likewise.
6864 * config/rs6000/linux-unwind.h: Likewise.
6865 * config/rs6000/linux64.h: Likewise.
6866 * config/rs6000/paired.h: Likewise.
6867 * config/rs6000/paired.md: Likewise.
6868 * config/rs6000/ppc64-fp.c: Likewise.
6869 * config/rs6000/ppu_intrinsics.h: Likewise.
6870 * config/rs6000/rs6000.h: Likewise.
6871 * config/rs6000/si2vmx.h: Likewise.
6872 * config/rs6000/sol-ci.asm: Likewise.
6873 * config/rs6000/sol-cn.asm: Likewise.
6874 * config/rs6000/spe.h: Likewise.
6875 * config/rs6000/spu2vmx.h: Likewise.
6876 * config/rs6000/sysv4.h: Likewise.
6877 * config/rs6000/tramp.asm: Likewise.
6878 * config/rs6000/vec_types.h: Likewise.
6879 * config/s390/linux-unwind.h: Likewise.
6880 * config/s390/tpf-unwind.h: Likewise.
6881 * config/score/crti.asm: Likewise.
6882 * config/score/crtn.asm: Likewise.
6883 * config/sh/crt1.asm: Likewise.
6884 * config/sh/crti.asm: Likewise.
6885 * config/sh/crtn.asm: Likewise.
6886 * config/sh/divtab-sh4-300.c: Likewise.
6887 * config/sh/divtab-sh4.c: Likewise.
6888 * config/sh/divtab.c: Likewise.
6889 * config/sh/lib1funcs-4-300.asm: Likewise.
6890 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
6891 * config/sh/lib1funcs.asm: Likewise.
6892 * config/sh/lib1funcs.h: Likewise.
6893 * config/sh/linux-atomic.asm: Likewise.
6894 * config/sh/linux-unwind.h: Likewise.
6895 * config/sh/shmedia.h: Likewise.
6896 * config/sh/sshmedia.h: Likewise.
6897 * config/sh/ushmedia.h: Likewise.
6898 * config/sparc/crtfastmath.c: Likewise.
6899 * config/sparc/linux-unwind.h: Likewise.
6900 * config/sparc/sol2-c1.asm: Likewise.
6901 * config/sparc/sol2-ci.asm: Likewise.
6902 * config/sparc/sol2-cn.asm: Likewise.
6903 * config/spu/divmodti4.c: Likewise.
6904 * config/spu/divv2df3.c: Likewise.
6905 * config/spu/float_disf.c: Likewise.
6906 * config/spu/float_unsdidf.c: Likewise.
6907 * config/spu/float_unsdisf.c: Likewise.
6908 * config/spu/float_unssidf.c: Likewise.
6909 * config/spu/mfc_multi_tag_release.c: Likewise.
6910 * config/spu/mfc_multi_tag_reserve.c: Likewise.
6911 * config/spu/mfc_tag_release.c: Likewise.
6912 * config/spu/mfc_tag_reserve.c: Likewise.
6913 * config/spu/mfc_tag_table.c: Likewise.
6914 * config/spu/multi3.c: Likewise.
6915 * config/spu/spu_internals.h: Likewise.
6916 * config/spu/spu_intrinsics.h: Likewise.
6917 * config/spu/spu_mfcio.h: Likewise.
6918 * config/spu/vec_types.h: Likewise.
6919 * config/spu/vmx2spu.h: Likewise.
6920 * config/stormy16/stormy16-lib2.c: Likewise.
6921 * config/svr4.h: Likewise.
6922 * config/sync.c: Likewise.
6923 * config/v850/lib1funcs.asm: Likewise.
6924 * config/vxlib-tls.c: Likewise.
6925 * config/vxlib.c: Likewise.
6926 * config/vxworks-dummy.h: Likewise.
6927 * config/xtensa/crti.asm: Likewise.
6928 * config/xtensa/crtn.asm: Likewise.
6929 * config/xtensa/ieee754-df.S: Likewise.
6930 * config/xtensa/ieee754-sf.S: Likewise.
6931 * config/xtensa/lib1funcs.asm: Likewise.
6932 * config/xtensa/lib2funcs.S: Likewise.
6933 * config/xtensa/linux-unwind.h: Likewise.
6934 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
6935 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
6936 * coretypes.h: Likewise.
6937 * crtstuff.c: Likewise.
6938 * defaults.h: Likewise.
6939 * dwarf2.h: Likewise.
6940 * emutls.c: Likewise.
6941 * gbl-ctors.h: Likewise.
6942 * gcov-io.h: Likewise.
6943 * ginclude/float.h: Likewise.
6944 * ginclude/iso646.h: Likewise.
6945 * ginclude/stdarg.h: Likewise.
6946 * ginclude/stdbool.h: Likewise.
6947 * ginclude/stddef.h: Likewise.
6948 * ginclude/stdfix.h: Likewise.
6949 * ginclude/stdint-gcc.h: Likewise.
6950 * ginclude/tgmath.h: Likewise.
6951 * gthr-aix.h: Likewise.
6952 * gthr-dce.h: Likewise.
6953 * gthr-gnat.c: Likewise.
6954 * gthr-gnat.h: Likewise.
6955 * gthr-lynx.h: Likewise.
6956 * gthr-mipssde.h: Likewise.
6957 * gthr-nks.h: Likewise.
6958 * gthr-posix.c: Likewise.
6959 * gthr-posix.h: Likewise.
6960 * gthr-posix95.h: Likewise.
6961 * gthr-rtems.h: Likewise.
6962 * gthr-single.h: Likewise.
6963 * gthr-solaris.h: Likewise.
6964 * gthr-tpf.h: Likewise.
6965 * gthr-vxworks.h: Likewise.
6966 * gthr-win32.h: Likewise.
6968 * libgcc2.c: Likewise.
6969 * libgcc2.h: Likewise.
6970 * libgcov.c: Likewise.
6971 * tsystem.h: Likewise.
6972 * typeclass.h: Likewise.
6973 * unwind-c.c: Likewise.
6974 * unwind-compat.h: Likewise.
6975 * unwind-dw2-fde-compat.c: Likewise.
6976 * unwind-dw2-fde-darwin.c: Likewise.
6977 * unwind-dw2-fde-glibc.c: Likewise.
6978 * unwind-dw2-fde.c: Likewise.
6979 * unwind-dw2-fde.h: Likewise.
6980 * unwind-dw2.c: Likewise.
6981 * unwind-dw2.h: Likewise.
6982 * unwind-generic.h: Likewise.
6983 * unwind-pe.h: Likewise.
6984 * unwind-sjlj.c: Likewise.
6985 * unwind.inc: Likewise.
6986 * config/arm/neon-gen.ml: Change generated copyright header to
6987 refer to version 3 of the GNU General Public License with
6988 version 3.1 of the GCC Runtime Library Exception and to point
6989 readers at the COPYING3 and COPYING3.RUNTIME files and the
6990 FSF's license web page.
6991 * config/arm/arm_neon.h: Regenerate.
6993 2009-04-09 Jakub Jelinek <jakub@redhat.com>
6995 * config/cris/cris.md: Change copyright header to refer to version
6996 3 of the GNU General Public License.
6997 * doc/install.texi2html: Change copyright header to refer to version
6998 3 of the GNU General Public License and to point readers at the
6999 COPYING3 file and the FSF's license web page.
7000 * config/vax/linux.h: Likewise.
7002 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
7004 * config/i386/i386.md (cmpcc): New.
7005 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
7006 (sync_compare_and_swap_cc*): Delete.
7008 * config/s390/s390.c (s390_compare_emitted): Remove.
7009 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
7010 s390_compare_emitted used to be handled. Assert that modes match.
7011 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
7012 refer to sync_compare_and_swap_ccsi.
7013 * config/s390/s390.h (s390_compare_emitted): Remove.
7014 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
7015 instead of s390_compare_emitted.
7016 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
7017 instead of s390_compare_emitted.
7018 * config/s390/s390.md (cmpcc): New.
7019 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
7020 CC_REGNUM, do not pretend it's set.
7021 (sync_compare_and_swap_cc*): Delete.
7022 * config/s390/predicates.md (cc_reg_operand): New.
7024 * expr.c (sync_compare_and_swap_cc): Delete.
7025 * optabs.h (sync_compare_and_swap_cc): Delete.
7026 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
7027 is being used with can_compare_p.
7028 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
7030 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
7031 look for a MODE_CC set instead. Use emit_store_flag.
7032 (expand_compare_and_swap_loop): Likewise, with some additional
7033 complication to avoid a force_reg when useless. Use
7034 emit_cmp_and_jump_insns.
7035 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
7036 * doc/md.texi (sync_compare_and_swap_cc): Merge with
7037 sync_compare_and_swap documentation.
7039 2009-04-09 Jan Hubicka <jh@suse.cz>
7041 * except.c (find_prev_try): Break out from ....
7042 (duplicate_eh_regions): ... here; properly update prev_try pointers
7043 when duplication part of tree.
7044 (dump_eh_tree): Improve dumping.
7045 (verify_eh_region): New.
7046 (verify_eh_tree): Use it.
7048 2009-04-06 Richard Guenther <rguenther@suse.de>
7050 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
7051 &ARRAY addresses by adjusting their types and prepending
7053 * tree-cfg.c (verify_gimple_assign_single): Verify that
7054 addresses are correct.
7056 2009-04-09 Richard Guenther <rguenther@suse.de>
7058 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
7059 indices into an array reference if possible.
7060 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7061 Fold POINTER_PLUS_EXPR statements with invariant address.
7063 2009-04-09 Alan Modra <amodra@bigpond.net.au>
7066 * config.gcc (powerpc64-*-linux*): Always build biarch.
7068 2009-04-09 Joseph Myers <joseph@codesourcery.com>
7071 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
7072 it and pedwarn if this results in an INTEGER_CST.
7074 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7076 * doc/install.texi: Update minimum GMP version. Remove obsolete
7077 text in MPFR section.
7079 2009-04-08 Jakub Jelinek <jakub@redhat.com>
7081 * dwarf2out.c (class_scope_p): New static inline.
7082 (class_or_namespace_scope_p): Use it.
7083 (gen_variable_die): Use DW_TAG_member tag for static data member
7084 declarations instead of DW_TAG_variable.
7087 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
7090 2009-04-08 Richard Guenther <rguenther@suse.de>
7092 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
7093 valueize random data.
7095 2009-04-08 David Edelsohn <edelsohn@gnu.org>
7097 * config.gcc (aix tm_file): Add aix-stdint.h.
7098 (aix tm clause use_gcc_stdint): Set to wrap.
7099 * config/rs6000/aix-stdint.h: New file.
7101 2009-04-08 Richard Guenther <rguenther@suse.de>
7104 * tree-dfa.c (add_referenced_var): Do not recurse into
7105 global initializers.
7106 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
7108 (fold_const_aggregate_ref): Likewise.
7110 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7112 * recog.c (ordered_comparison_operator): New.
7113 * gensupport.c (std_preds): Add it.
7114 * doc/md.texi (Machine-Independent Predicates): Document it.
7116 2009-04-08 Jan Hubicka <jh@suse.cz>
7118 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
7119 * function.h (rtl_eh): Remove exception_handler_label_map.
7120 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
7121 remove_exception_handler_label, for_each_eh_label_1): Remove.
7122 (rtl_remove_unreachable_regions): Remove.
7123 (convert_from_eh_region_ranges): Do not remove unreachable regions.
7124 (find_exception_handler_labels): Don't build the hashtable.
7125 (maybe_remove_eh_handler): Remove.
7126 (for_each_eh_label): Rewrite to walk the tree.
7127 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
7128 * except.h (maybe_remove_eh_handler): Remove.
7129 * passes.c (init_optimization_passes): Schedule second EH cleanup
7131 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
7132 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
7134 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7136 * genoutput.c (validate_optab_operands): New.
7137 (gen_insn, gen_expand): Call it.
7139 * genflags.c (gen_insn): Detect misused iterators.
7140 (main): Pass line_no to gen_insn, exit with status 1 on error.
7142 * genextract.c (line_no): Make global.
7143 (VEC_safe_set_locstr): Change assertion to error message.
7144 (main): Exit with status 1 on error.
7146 2009-04-08 Joseph Myers <joseph@codesourcery.com>
7150 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7151 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7152 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
7153 * c-convert.c (convert): Do not call fold on results of conversion
7154 functions when the result is a C_MAYBE_CONST_EXPR.
7155 * c-parser.c (c_parser_postfix_expression): Do not fold condition
7156 of __builtin_choose_expr.
7157 * c-typeck.c (remove_c_maybe_const_expr): New.
7158 (build_unary_op, build_conditional_expr, build_compound_expr,
7159 build_binary_op, c_objc_common_truthvalue_conversion): Call
7160 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
7163 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
7165 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
7166 CODE to produce a new one. Add a prototype to use fold_convert_const
7168 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
7171 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
7172 mix declarations and code.
7174 2009-04-08 Ben Elliston <bje@au.ibm.com>
7176 * gcc.c: Replace `CC' with `GCC' throughout.
7178 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
7180 * doc/invoke.texi: Document Atom support.
7182 2009-04-07 Jason Merrill <jason@redhat.com>
7185 * c-common.h, c-common.c: Add flag_pretty_templates.
7186 * c-opts.c (c_common_handle_option): Set it.
7187 * c.opt: Add -fno-pretty-templates.
7188 * doc/invoke.texi (C++ Dialect Options): Likewise.
7190 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
7192 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
7193 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
7194 (ia64_expand_builtin): Likewise.
7196 2009-04-07 Martin Jambor <mjambor@suse.cz>
7198 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
7199 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
7200 ADDR_EXPRS are include too.
7202 2009-04-07 Richard Guenther <rguenther@suse.de>
7204 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
7205 decls are only used if passes as parameters or if they are
7206 local statics and the call is not to a builtin.
7207 (call_may_clobber_ref_p_1): Likewise.
7209 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7211 * expr.c (do_store_flag): Remove last argument. Simplify code
7212 to avoid duplication of tests already done by can_compare_p.
7213 (expand_expr_real_1): Adjust caller.
7215 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7217 * optabs.c (can_compare_p): Test the predicate of a
7218 cbranch and cstore pattern.
7220 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7222 * expr.c (convert_move): Use emit_store_flag instead of
7225 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7227 * config/i386/i386.c (ix86_compare_emitted): Remove.
7228 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
7229 ix86_compare_op0 like ix86_compare_emitted used to be handled.
7230 * config/i386/i386.h (ix86_compare_emitted): Remove.
7231 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
7232 instead of ix86_compare_emitted.
7233 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
7235 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
7237 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
7238 Add t-sysroot-suffix to tmake_file.
7239 * config/print-sysroot-suffix.sh: New file.
7240 * config/t-sysroot-suffix: New file.
7242 2009-04-07 Ben Elliston <bje@au.ibm.com>
7244 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
7245 as the latter produces a warning when the target does not support
7248 2009-04-07 Ben Elliston <bje@au.ibm.com>
7250 * dfp.c: Replace type punning assignments with memcpy throughout.
7251 * Makefile.in (dfp.o-warn): Remove.
7253 2009-04-07 Alan Modra <amodra@bigpond.net.au>
7256 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
7257 Include soft-fp/t-softfp after rs6000/t-linux64.
7259 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
7261 * stor-layout.c (set_sizetype): Use the full precision of their
7262 machine mode for bitsize types.
7264 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
7266 * config/i386/i386.md: Revert 2 accidental checkins.
7268 2009-04-06 Joey Ye <joey.ye@intel.com>
7269 Xuepeng Guo <xuepeng.guo@intel.com>
7270 H.J. Lu <hongjiu.lu@intel.com>
7272 Atom pipeline model, tuning and insn selection.
7273 * config.gcc (atom): Add atom config options and target.
7275 * config/i386/atom.md: New.
7277 * config/i386/i386.c (atom_cost): New cost.
7278 (m_ATOM): New macro flag.
7279 (initial_ix86_tune_features): Set m_ATOM.
7280 (x86_accumulate_outgoing_args): Likewise.
7281 (x86_arch_always_fancy_math_387): Likewise.
7282 (processor_target): Add Atom cost.
7283 (cpu_names): Add Atom cpu name.
7284 (override_options): Set Atom ISA.
7285 (ix86_issue_rate): New case PROCESSOR_ATOM.
7286 (ix86_adjust_cost): Likewise.
7288 * config/i386/i386.h (TARGET_ATOM): New target macro.
7289 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
7290 (TARGET_OPT_AGU): New target option.
7291 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
7292 (processor_type): Add PROCESSOR_ATOM.
7294 * config/i386/i386.md (cpu): Add new value "atom".
7295 (use_carry, movu): New attr.
7296 (atom.md): Include atom.md.
7297 (adddi3_carry_rex64): Set attr "use_carry".
7298 (addqi3_carry): Likewise.
7299 (addhi3_carry): Likewise.
7300 (addsi3_carry): Likewise.
7301 (*addsi3_carry_zext): Likewise.
7302 (subdi3_carry_rex64): Likewise.
7303 (subqi3_carry): Likewise.
7304 (subhi3_carry): Likewise.
7305 (subsi3_carry): Likewise.
7306 (x86_movdicc_0_m1_rex64): Likewise.
7307 (*x86_movdicc_0_m1_se): Likewise.
7308 (x86_movsicc_0_m1): Likewise.
7309 (*x86_movsicc_0_m1_se): Likewise.
7310 (*adddi_1_rex64): Emit add insn as much as possible.
7311 (*addsi_1): Likewise.
7312 (return_internal): Set atom_unit.
7313 (return_internal_long): Likewise.
7314 (return_pop_internal): Likewise.
7315 (*rcpsf2_sse): Set atom_sse_attr attr.
7316 (*qrt<mode>2_sse): Likewise.
7317 (*prefetch_sse): Likewise.
7319 * config/i386/i386-c.c (ix86_target_macros_internal): New case
7321 (ix86_target_macros_internal): Likewise.
7323 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
7324 (*prefetch_sse_rex): Likewise.
7325 (sse_rcpv4sf2): Likewise.
7326 (sse_vmrcpv4sf2): Likewise.
7327 (sse_sqrtv4sf2): Likewise.
7328 (<sse>_vmsqrt<mode>2): Likewise.
7329 (sse_ldmxcsr): Likewise.
7330 (sse_stmxcsr): Likewise.
7331 (*sse_sfence): Likewise.
7332 (sse2_clflush): Likewise.
7333 (*sse2_mfence): Likewise.
7334 (*sse2_lfence): Likewise.
7335 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
7336 (<sse>_movup<ssemodesuffixf2c>): Likewise.
7337 (avx_movdqu<avxmodesuffix>): Likewise.
7338 (avx_lddqu<avxmodesuffix>): Likewise.
7339 (sse2_movntv2di): Change attr "type" to "ssemov".
7340 (sse2_movntsi): Likewise.
7341 (rsqrtv8sf2): Change attr "type" to "sseadd".
7342 (sse3_addsubv2df3): Set attr "atom_unit".
7343 (sse3_h<plusminus_insn>v4sf3): Likewise.
7344 (*sse2_pmaddwd): Likewise.
7345 (*vec_extractv2di_1_rex64): Likewise.
7346 (*vec_extractv2di_1_avx): Likewise.
7347 (sse2_psadbw): Likewise.
7348 (ssse3_phaddwv8hi3): Likewise.
7349 (ssse3_phaddwv4hi3): Likewise.
7350 (ssse3_phadddv4si3): Likewise.
7351 (ssse3_phadddv2si3): Likewise.
7352 (ssse3_phaddswv8hi3): Likewise.
7353 (ssse3_phaddswv4hi3): Likewise.
7354 (ssse3_phsubwv8hi3): Likewise.
7355 (ssse3_phsubwv4hi3): Likewise.
7356 (ssse3_phsubdv4si3): Likewise.
7357 (ssse3_phsubdv2si3): Likewise.
7358 (ssse3_phsubswv8hi3): Likewise.
7359 (ssse3_phsubswv4hi3): Likewise.
7360 (ssse3_pmaddubsw128): Likewise.
7361 (sse3_pmaddubsw: Likewise.
7362 (ssse3_palignrti): Likewise.
7363 (ssse3_palignrdi): Likewise.
7365 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
7367 * doc/install.texi (Specific): Fix two cross-references to MinGW.
7369 2009-04-06 Richard Guenther <rguenther@suse.de>
7371 PR tree-optimization/28868
7372 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
7373 of which PHI results we inserted.
7374 (insert_into_preds_of_block): Record inserted PHIs.
7375 (eliminate): Eliminate redundant PHI nodes.
7376 (init_pre): Init inserted_phi_names.
7378 2009-04-06 Richard Guenther <rguenther@suse.de>
7380 PR tree-optimization/39643
7381 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
7382 IMAGPART_EXPRs of complex constants.
7383 (execute_fold_all_builtins): If we folded a call queue
7384 TODO_update_address_taken.
7386 2009-04-06 Jan Hubicka <jh@suse.cz>
7389 * except.c (remove_unreachable_regions): Propagate may_contain_throw
7392 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
7394 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
7396 (ic_invalidate_array): Likewise.
7398 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
7400 * calls.c (emit_library_call_value_1): Fix a problem with parameter
7401 alignment for library calls.
7403 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
7405 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
7406 (mingw32 tm clause use_gcc_stdint): Set to wrap.
7407 * config/i386/mingw-stdint.h: New file.
7409 2009-04-05 Richard Guenther <rguenther@suse.de>
7411 PR tree-optimization/39648
7412 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
7413 our &A vs. &A[0] IL deficiencies.
7415 2009-04-04 Jan Hubicka <jh@suse.cz>
7417 * except.c (sjlj_find_directly_reachable_regions): Be ready for
7418 removed toplevel regions.
7419 (sjlj_mark_call_sites): Likewise.
7421 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
7423 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
7424 (cygwin tm clause use_gcc_stdint): Set to wrap.
7425 * config/i386/cygwin-stdint.h: New file.
7427 2009-04-04 Richard Guenther <rguenther@suse.de>
7429 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
7430 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
7431 single-argument PHIs if we are in loop-closed SSA form.
7432 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
7433 for the pre-condition.
7434 (slpeel_tree_peel_loop_to_edge): Likewise.
7435 (vect_build_loop_niters): Take an optional sequence to append stmts.
7436 (vect_generate_tmps_on_preheader): Likewise.
7437 (vect_do_peeling_for_loop_bound): Take extra guards for the
7439 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
7440 the cost model check.
7441 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
7442 guards if we are going to peel. Do not apply versioning in that case.
7443 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
7444 (vect_do_peeling_for_loop_bound): Likewise.
7445 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
7446 loop bound only record extra pre-conditions, do not apply loop
7449 2009-04-04 Richard Guenther <rguenther@suse.de>
7451 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
7454 2009-04-04 Jan Hubicka <jh@suse.cz>
7456 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
7457 last_basic_block for size of bb->index indexed array.
7458 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
7459 compute_out, link_btr_uses, build_btr_def_use_webs,
7460 build_btr_def_use_webs, migrate_btr_defs): Likewise.
7462 2009-04-04 Jan Hubicka <jh@suse.cz>
7464 * except.c (remove_eh_handler_and_replace): Break out from ...
7465 (remove_eh_handler): ... here.
7466 (bring_to_root): New function.
7467 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
7468 handled ones, bring others to root of tree.
7470 2009-04-04 Jan Hubicka <jh@suse.cz>
7472 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
7473 (all_phis_safe_to_merge): New function.
7474 (update_info): New structure.
7475 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
7476 (cleanup_empty_eh): Update SSA if possible.
7478 2009-04-04 Richard Guenther <rguenther@suse.de>
7480 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
7481 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
7482 (append_vuse): Likewise.
7484 2009-04-04 Jakub Jelinek <jakub@redhat.com>
7486 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
7487 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
7488 instead of REG_UNSAVED for DW_CFA_undefined.
7489 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
7490 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
7493 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
7496 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
7497 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
7498 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
7500 2009-04-04 Richard Guenther <rguenther@suse.de>
7502 PR tree-optimization/8781
7503 PR tree-optimization/37892
7504 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
7505 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
7506 (valueize_refs): Call it for *& valueizations.
7507 (shared_reference_ops_from_ref): Rename to ...
7508 (valueize_shared_reference_ops_from_ref): ... this and valueize.
7509 (shared_reference_ops_from_call): Rename to ...
7510 (valueize_shared_reference_ops_from_call): ... this and valueize.
7511 (vn_reference_lookup): Update.
7512 (visit_reference_op_call): Likewise.
7513 * tree-ssa-pre.c (phi_translate_1): Fold *&.
7514 (eliminate): Value-replace the call address in call statements.
7516 2009-04-04 Richard Guenther <rguenther@suse.de>
7518 PR tree-optimization/39636
7519 * tree-ssa-forwprop.c
7520 (forward_propagate_addr_into_variable_array_index): Check for
7521 GIMPLE_ASSIGN before accessing the rhs code.
7523 2009-04-03 Jason Merrill <jason@redhat.com>
7525 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
7527 2009-04-03 Steve Ellcey <sje@cup.hp.com>
7529 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
7530 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
7531 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
7532 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
7533 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
7534 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
7535 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
7536 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
7537 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
7538 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
7539 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
7540 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
7541 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
7542 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
7543 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
7544 Use fr_reg_or_fp01_operand instead of fr_register_operand
7546 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
7547 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
7548 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
7550 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
7552 PR rtl-optimization/39607
7553 PR rtl-optimization/39631
7557 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7558 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7559 instead of DF_LR_OUT.
7560 * ira-lives.c (process_bb_node_lives): Ditto.
7561 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7562 instead of DF_LR_{OUT,IN}.
7563 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7564 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7566 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
7568 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
7569 (execute_lower_omp): Always run but take the short way out if -fopenmp
7571 (gate_lower_omp): Remove, forcing the pass manager to always run the
7572 pass and always set PROP_gimple_lomp.
7573 (pass_lower_omp): Remove gate function.
7574 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
7575 PROP_trees. Instead, require it.
7576 * ipa-cp.c (pass_ipa_cp): Likewise.
7577 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
7578 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
7579 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
7580 and PROP_gimple_leh.
7582 2009-04-03 Richard Guenther <rguenther@suse.de>
7585 PR tree-optimization/23940
7586 PR tree-optimization/33237
7589 PR tree-optimization/36201
7590 PR tree-optimization/36230
7591 PR tree-optimization/38049
7592 PR tree-optimization/38207
7593 PR tree-optimization/38230
7594 PR tree-optimization/38301
7595 PR tree-optimization/38585
7597 PR tree-optimization/38985
7598 PR tree-optimization/39299
7599 * tree-ssa-structalias.h: Remove.
7600 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
7601 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
7602 (struct vuse_element_d): Remove.
7603 (struct vuse_vec_d): Likewise.
7604 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
7605 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
7606 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
7607 VUSE_ELEMENT_VAR): Likewise.
7608 (struct voptype_d): Likewise.
7609 (NUM_VOP_FREE_BUCKETS): Likewise.
7610 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
7611 (struct stmt_operands_d): Remove.
7612 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
7613 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
7614 VDEF_NUM, VDEF_VECT): Likewise.
7615 (copy_virtual_operands): Remove.
7616 (operand_build_cmp): Likewise.
7617 (create_ssa_artificial_load_stmt): Likewise.
7618 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
7619 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
7620 vuse_index and mayuse_index members. Pack and move done and iter_type
7621 members to the front.
7622 (SSA_OP_VMAYUSE): Remove.
7623 (SSA_OP_VIRTUAL_USES): Adjust.
7624 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
7625 (unlink_stmt_vdef): Declare.
7626 (add_to_addressable_set): Remove.
7627 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
7628 (vrp_visit_stmt): Likewise.
7629 * doc/tree-ssa.texi (Alias analysis): Update.
7630 * doc/invoke.texi (max-aliased-vops): Remove docs.
7631 (avg-aliased-vops): Likewise.
7632 * tree-into-ssa.c (syms_to_rename): Remove.
7633 (need_to_update_vops_p): Likewise.
7634 (need_to_initialize_update_ssa_p): Rename to ...
7635 (update_ssa_initialized_fn): ... this. Track function we are
7637 (symbol_marked_for_renaming): Simplify.
7638 (add_new_name_mapping): Do not set need_to_update_vops_p.
7639 (dump_currdefs): Use SYMS_TO_RENAME.
7640 (rewrite_update_stmt): Always walk all uses/defs.
7641 (dump_update_ssa): Adjust.
7642 (init_update_ssa): Take function argument. Track what we are
7644 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
7645 (create_new_def_for): Initialize for cfun, assert we are initialized
7647 (mark_sym_for_renaming): Simplify.
7648 (mark_set_for_renaming): Do not initialize update-ssa.
7649 (need_ssa_update_p): Simplify. Take function argument.
7650 (name_mappings_registered_p): Assert we ask for the correct function.
7651 (name_registered_for_update_p): Likewise.
7652 (ssa_names_to_replace): Likewise.
7653 (release_ssa_name_after_update_ssa): Likewise.
7654 (update_ssa): Likewise. Use SYMS_TO_RENAME.
7655 (dump_decl_set): Do not print a newline.
7656 (debug_decl_set): Do it here.
7657 (dump_update_ssa): And here.
7658 * tree-ssa-loop-im.c (move_computations): Adjust.
7659 (movement_possibility): Likewise.
7660 (determine_max_movement): Likewise.
7661 (gather_mem_refs_stmt): Likewise.
7662 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
7664 * tree-complex.c (update_all_vops): Remove.
7665 (expand_complex_move): Adjust.
7666 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
7667 Simplify test for memory referencing statement. Exclude
7668 non-invariant ADDR_EXPRs.
7669 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
7670 * tree-loop-distribution.c (generate_memset_zero): Adjust.
7671 (rdg_flag_uses): Likewise.
7672 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
7674 (tree_optimize_tail_calls_1): Also split the
7675 edge from the entry block if we have degenerate PHI nodes in
7676 the first basic block.
7677 * tree.c (init_ttree): Remove memory-tag related code.
7678 (tree_code_size): Likewise.
7679 (tree_node_structure): Likewise.
7680 (build7_stat): Re-write to be build6_stat.
7681 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
7682 (SSA_VAR_P): Adjust.
7683 (struct tree_memory_tag): Remove.
7684 (struct tree_memory_partition_tag): Likewise.
7685 (union tree_node): Adjust.
7686 (build7): Re-write to be build6.
7687 * tree-pass.h (pass_reset_cc_flags): Remove.
7688 (TODO_update_address_taken): New flag.
7689 (pass_simple_dse): Remove.
7690 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
7691 * params.h (MAX_ALIASED_VOPS): Remove.
7692 (AVG_ALIASED_VOPS): Likewise.
7693 * omp-low.c (expand_omp_taskreg): Update SSA form.
7694 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
7695 aliases the lhs in a copy stmt.
7696 * tree-ssa-dse.c (struct address_walk_data): Remove.
7697 (memory_ssa_name_same): Likewise.
7698 (memory_address_same): Likewise.
7699 (get_kill_of_stmt_lhs): Likewise.
7700 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
7701 unused stores. Look through PHI nodes into post-dominated regions.
7702 (dse_optimize_stmt): Simplify. Properly remove stores.
7703 (tree_ssa_dse): Compute dominators.
7704 (execute_simple_dse): Remove.
7705 (pass_simple_dse): Likewise.
7706 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
7707 gimple_loaded_syms and gimple_stored_syms computation.
7708 * toplev.c (dump_memory_report): Dump alias and pta stats.
7709 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
7710 (vn_reference_eq): Likewise.
7711 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
7712 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
7713 valueize_vuses): Remove.
7714 (get_def_ref_stmt_vuses): Simplify. Rename to ...
7715 (get_def_ref_stmt_vuse): ... this.
7716 (vn_reference_lookup_2): New function.
7717 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
7718 walking equivalent vuses. Simplify.
7719 (vn_reference_lookup): Likewise.
7720 (vn_reference_insert): Likewise.
7721 (vn_reference_insert_pieces): Likewise.
7722 (visit_reference_op_call): Simplify.
7723 (visit_reference_op_load): Likewise.
7724 (visit_reference_op_store): Likewise.
7725 (init_scc_vn): Remove shared_lookup_vuses initialization.
7726 (free_scc_vn): Remove shared_lookup_vuses freeing.
7727 (sort_vuses, sort_vuses_heap): Remove.
7728 (get_ref_from_reference_ops): Export.
7729 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
7730 vector with single vuse pointer.
7731 (vn_reference_lookup_pieces, vn_reference_lookup,
7732 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
7733 (shared_vuses_from_stmt): Remove.
7734 (get_ref_from_reference_ops): Declare.
7735 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
7736 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7737 memory-tag related code.
7738 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
7739 (likely_value): Add comment, skip static-chain of call statements.
7740 (surely_varying_stmt_p): Adjust.
7741 (gimplify_and_update_call_from_tree): Likewise.
7742 (execute_fold_all_builtins): Do not rebuild alias info.
7743 (gimplify_and_update_call_from_tree): Properly update VOPs.
7744 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
7745 (copy_ref_info): Remove memory-tag related code.
7746 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
7747 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
7748 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
7750 * tree-ssa-dom.c (gimple_p): Remove typedef.
7751 (eliminate_redundant_computations): Adjust.
7752 (record_equivalences_from_stmt): Likewise.
7753 (avail_expr_hash): Likewise.
7754 (avail_expr_eq): Likewise.
7755 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
7756 (stmt_makes_single_load): Likewise.
7757 (stmt_makes_single_store): Likewise.
7758 * tree-ssa-alias.c: Rewrite completely.
7759 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
7760 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
7761 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
7762 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
7763 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
7764 Remove public functions.
7765 (pass_reset_cc_flags): Remove.
7766 (pass_build_alias): Move ...
7767 * tree-ssa-structalias.c (pass_build_alias): ... here.
7768 * tree-ssa-alias.c (may_be_aliased): Move ...
7769 * tree-flow-inline.h (may_be_aliased): ... here.
7770 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
7771 count_uses_and_derefs): Move ...
7772 * gimple.c: ... here.
7773 * gimple.h (count_uses_and_derefs): Declare.
7774 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
7775 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
7776 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
7777 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
7778 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
7779 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
7780 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
7782 * tree-dfa.c (refs_may_alias_p): Move ...
7783 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
7784 * tree-ssa-alias.h: New file.
7785 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
7786 (statement_sink_location): Likewise.
7787 * opts.c (decode_options): Do not adjust max-aliased-vops or
7788 avg-aliased-vops values.
7789 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
7790 (TV_CALL_CLOBBER): Likewise.
7791 (TV_FLOW_SENSITIVE): Likewise.
7792 (TV_FLOW_INSENSITIVE): Likewise.
7793 (TV_MEMORY_PARTITIONING): Likewise.
7794 (TV_ALIAS_STMT_WALK): New timevar.
7795 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
7796 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
7797 (get_address_description): Remove memory-tag related code.
7798 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
7799 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
7800 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
7801 and immediate uses in statements. Document.
7802 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
7803 (dump_symbols): Remove.
7804 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
7805 * alias.c (get_deref_alias_set): New function split out from ...
7806 (get_alias_set): ... here.
7807 * alias.h (get_deref_alias_set): Declare.
7808 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
7809 type parameter. Remove restrict pointer handling. Create a
7810 ref-all pointer in case type-based alias sets do not conflict.
7811 (vect_analyze_data_refs): Remove SMT related code.
7812 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
7813 (vectorizable_load): Likewise.
7814 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
7815 (DR_SYMBOL_TAG, DR_VOPS): Remove.
7816 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
7817 Ignore vops and SMTs.
7818 (dr_analyze_alias): Likewise..
7819 (free_data_ref): Likewise.
7820 (create_data_ref): Likewise.
7821 (analyze_all_data_dependences): Likewise.
7822 (get_references_in_stmt): Adjust.
7823 * tree-flow-inline.h (gimple_aliases_computed_p,
7824 gimple_addressable_vars, gimple_call_clobbered_vars,
7825 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
7826 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
7827 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
7828 gimple_mem_ref_stats): Remove.
7829 (gimple_vop): New function.
7830 (op_iter_next_use): Remove vuses and mayuses cases.
7831 (op_iter_next_def): Remove vdefs case.
7832 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
7833 (clear_and_done_ssa_iter): Do not set removed fields.
7834 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
7835 Assert we are not iterating over vuses or vdefs if not also
7836 iterating over uses or defs.
7837 (op_iter_init_use): Likewise.
7838 (op_iter_init_def): Likewise.
7839 (op_iter_next_vdef): Remove.
7840 (op_iter_next_mustdef): Likewise.
7841 (op_iter_init_vdef): Likewise.
7842 (compare_ssa_operands_equal): Likewise.
7843 (link_use_stmts_after): Handle vuse operand.
7844 (is_call_used): Use is_call_clobbered.
7845 (is_call_clobbered): Global variables are always call clobbered,
7846 query the call-clobbers bitmap.
7847 (mark_call_clobbered): Ignore global variables.
7848 (clear_call_clobbered): Likewise.
7849 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
7850 virtual operands sanity check.
7851 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
7853 (TARGET_MEM_REF): Remove TMR_TAG operand.
7854 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
7855 Remove call-clobber related code.
7856 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
7857 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
7858 partitions or escape reason.
7859 (get_single_def_stmt, get_single_def_stmt_from_phi,
7860 get_single_def_stmt_with_phi): Remove.
7861 (dump_referenced_vars): Tidy.
7862 (get_ref_base_and_extent): Allow bare decls.
7863 (collect_dfa_stats): Adjust.
7864 * graphite.c (rename_variables_in_stmt): Adjust.
7865 (graphite_copy_stmts_from_block): Likewise.
7866 (translate_clast): Likewise.
7867 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
7869 (translate_vuse_through_block): Use the oracle.
7870 (phi_translate_1): Adjust.
7871 (value_dies_in_block_x): Use the oracle. Cache the outcome
7873 (valid_in_sets): Check if the VUSE for
7874 a REFERENCE is available.
7875 (eliminate): Do not remove stmts during elimination,
7876 instead queue and remove them afterwards.
7877 (do_pre): Do not rebuild alias info.
7878 (pass_pre): Run TODO_rebuild_alias before PRE.
7879 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
7880 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
7881 (mark_all_v_defs_stmt): Remove.
7882 (mark_all_v_defs_seq): Adjust.
7883 (sra_replace): Likewise.
7884 (scalarize_use): Likewise.
7885 (scalarize_copy): Likewise.
7886 (scalarize_init): Likewise.
7887 (scalarize_ldst): Likewise.
7888 (todoflags): Remove.
7889 (tree_sra): Do not rebuild alias info.
7890 (tree_sra_early): Adjust.
7891 (pass_sra): Run TODO_update_address_taken before SRA.
7892 * tree-predcom.c (set_alias_info): Remove.
7893 (prepare_initializers_chain): Do not call it.
7894 (mark_virtual_ops_for_renaming): Adjust.
7895 (mark_virtual_ops_for_renaming_list): Remove.
7896 (initialize_root_vars): Adjust.
7897 (initialize_root_vars_lm): Likewise.
7898 (prepare_initializers_chain): Likewise.
7899 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
7900 (may_propagate_copy_into_stmt): Likewise.
7901 (merge_alias_info): Do nothing for now.
7902 (propagate_tree_value_into_stmt): Adjust.
7903 (stmt_may_generate_copy): Likewise.
7904 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
7905 not mark symbols for renaming.
7906 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
7907 with the same statement, make sure to update the new pointed-to one.
7908 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
7909 call statements, do not mark symbols for renaming.
7910 (mark_operand_necessary): Dump something.
7911 (ref_may_be_aliased): New function.
7912 (mark_aliased_reaching_defs_necessary_1): New helper function.
7913 (mark_aliased_reaching_defs_necessary): Likewise.
7914 (mark_all_reaching_defs_necessary_1): Likewise.
7915 (mark_all_reaching_defs_necessary): Likewise.
7916 (propagate_necessity): Do not process virtual PHIs. For
7917 non-aliased loads mark all reaching definitions as necessary.
7918 For aliased loads and stores mark the immediate dominating
7919 aliased clobbers as necessary.
7920 (visited): New global static.
7921 (perform_tree_ssa_dce): Free visited bitmap after propagating
7923 (remove_dead_phis): Perform simple dead virtual PHI removal.
7924 (remove_dead_stmt): Properly unlink virtual operands when
7926 (eliminate_unnecessary_stmts): Schedule PHI removal after
7928 * tree-ssa-ter.c (is_replaceable_p): Adjust.
7929 (process_replaceable): Likewise.
7930 (find_replaceable_in_bb): Likewise.
7931 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
7932 based on the single gimple vop.
7933 (verify_flow_insensitive_alias_info): Remove.
7934 (verify_flow_sensitive_alias_info): Likewise.
7935 (verify_call_clobbering): Likewise.
7936 (verify_memory_partitions): Likewise.
7937 (verify_alias_info): Likewise.
7938 (verify_ssa): Adjust..
7939 (execute_update_addresses_taken): Export. Update SSA
7940 manually. Optimize only when optimizing. Use a local bitmap.
7941 (pass_update_address_taken): Remove TODO_update_ssa, add
7943 (pass_update_address_taken): Just use TODO_update_address_taken.
7944 (init_tree_ssa): Do not initialize addressable_vars.
7945 (verify_ssa): Verify new VUSE / VDEF properties.
7946 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
7947 Do not call verify_alias_info.
7948 (delete_tree_ssa): Clear the VUSE, VDEF operands.
7949 Do not free the loaded and stored syms bitmaps. Reset the escaped
7950 and callused solutions. Do not free addressable_vars.
7951 Remove memory-tag related code.
7952 (warn_uninitialized_var): Aliases are always available.
7953 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
7954 * lambda-code.c (can_put_in_inner_loop): Adjust.
7955 (can_put_after_inner_loop): Likewise.
7956 (perfect_nestify): Likewise.
7957 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
7958 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
7959 (vectorizable_conversion): Do not mark symbols for renaming.
7960 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
7961 (expand_call_inline): Unlink the calls virtual operands before
7963 (tree_function_versioning): Do not call update_ssa if we are not
7964 updating clones. Simplify.
7965 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
7966 (propagate_with_phi): Likewise..
7967 * tree-outof-ssa.c (create_temp): Remove memory tag and call
7968 clobber code. Assert we are not aliased or global.
7969 * tree-flow.h: Include tree-ssa-alias.h
7970 (enum escape_type): Remove.
7971 (struct mem_sym_stats_d): Likewise.
7972 (struct mem_ref_stats_d): Likewise.
7973 (struct gimple_df): Add vop member. Remove global_var,
7974 call_clobbered_vars, call_used_vars, addressable_vars,
7975 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
7976 escaped and callused members.
7977 (struct ptr_info_def): Remove all members, add points-to solution
7979 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
7980 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
7981 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
7982 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
7983 (tree-ssa-alias.o): Likewise.
7984 (toplev.o): Add tree-ssa-alias.h
7985 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
7986 * gimple.c (gimple_set_bb): Fix off-by-one error.
7987 (is_gimple_reg): Do not handle memory tags.
7988 (gimple_copy): Also copy virtual operands.
7989 Delay updating the statement. Do not reset loaded and stored syms.
7990 (gimple_set_stored_syms): Remove.
7991 (gimple_set_loaded_syms): Likewise.
7992 (gimple_call_copy_skip_args): Copy the virtual operands
7993 and mark the new statement modified.
7994 * tree-ssa-structalias.c (may_alias_p): Remove.
7995 (set_uids_in_ptset): Take the alias set to prune with as
7996 parameter. Fold in the alias test of may_alias_p.
7997 (compute_points_to_sets): Compute whether a ptr is dereferenced
7999 (process_constraint): Deal with &ANYTHING on the lhs, reject all
8000 other ADDRESSOF constraints on the lhs.
8001 (get_constraint_for_component_ref): Assert that we don't get
8002 ADDRESSOF constraints from the base of the reference.
8003 Properly generate UNKNOWN_OFFSET for DEREF if needed.
8004 (struct variable_info): Remove collapsed_to member.
8005 (get_varinfo_fc): Remove.
8006 (new_var_info): Do not set collapsed_to.
8007 (dump_constraint): Do not follow cycles.
8008 (dump_constraint_graph): Likewise.
8009 (build_pred_graph): Likewise.
8010 (build_succ_graph): Likewise.
8011 (rewrite_constraints): Likewise.
8012 (do_simple_structure_copy): Remove.
8013 (do_rhs_deref_structure_copy): Remove.
8014 (do_lhs_deref_structure_copy): Remove.
8015 (collapse_rest_of_var): Remove.
8016 (do_structure_copy): Re-implement.
8017 (pta_stats): New global variable.
8018 (dump_pta_stats): New function.
8019 (struct constraint_expr): Make offset signed.
8020 (UNKNOWN_OFFSET): Define special value.
8021 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
8022 (solution_set_expand): New helper function split out from ...
8023 (do_sd_constraint): ... here.
8024 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
8025 (do_ds_constraint): Likewise.
8026 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
8027 and CALLUSED = *CALLUSED.
8028 (set_union_with_increment): Make inc argument signed.
8029 (type_safe): Remove.
8030 (get_constraint_for_ptr_offset): Handle unknown and negative
8032 (first_vi_for_offset): Handle offsets before start. Bail
8033 out early for offsets beyond the variable extent.
8034 (first_or_preceding_vi_for_offset): New function.
8035 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
8036 Together with ESCAPED = *ESCAPED this properly computes reachability.
8037 (find_what_var_points_to): New function.
8038 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
8039 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
8040 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
8041 pt_solutions_intersect): New functions.
8042 (compute_call_used_vars): Remove.
8043 (compute_may_aliases): New main entry into PTA computation.
8044 * gimple.h (gimple_p): New typedef.
8045 (struct gimple_statement_base): Remove references_memory_p.
8046 (struct gimple_statement_with_memory_ops_base): Remove
8047 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
8049 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
8050 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
8051 gimple_set_references_memory): Remove.
8052 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
8053 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
8055 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
8056 (verify_expr): Allow RESULT_DECL.
8057 (gimple_duplicate_bb): Do not copy virtual operands.
8058 (gimple_duplicate_sese_region): Adjust.
8059 (gimple_duplicate_sese_tail): Likewise.
8060 (mark_virtual_ops_in_region): Remove.
8061 (move_sese_region_to_fn): Do not call it.
8062 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
8063 and pass_simple_dse.
8064 (execute_function_todo): Handle TODO_update_address_taken,
8065 call execute_update_addresses_taken for TODO_rebuild_alias.
8066 (execute_todo): Adjust.
8067 (execute_one_pass): Init dump files early.
8068 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
8070 (create_general_new_stmt): Clear vops.
8071 * tree-ssa-reassoc.c (get_rank): Adjust.
8072 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
8073 symbols for renaming.
8074 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
8075 (PARAM_AVG_ALIASED_VOPS): Likewise.
8076 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
8077 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
8078 * tree-ssa-operands.c: Simplify for new virtual operand representation.
8079 (operand_build_cmp, copy_virtual_operands,
8080 create_ssa_artificial_load_stmt, add_to_addressable_set,
8081 gimple_add_to_addresses_taken): Remove public functions.
8082 (unlink_stmt_vdef): New function.
8084 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8086 * config.gcc (powerpc-*-linux*): Merge variants.
8088 2009-04-02 Chao-ying Fu <fu@mips.com>
8089 James Grosbach <james.grosbach@microchip.com>
8091 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
8092 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
8094 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
8095 keep_interrupts_masked_p, use_debug_exception_return_p.
8096 (mips_attribute_table): Add interrupt, use_shadow_register_set,
8097 keep_interrupts_masked, use_debug_exception_return.
8098 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
8099 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
8101 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
8102 (mips_print_operand): Process COP0 registers to print $0 .. $31
8103 correctly for GAS to process.
8104 (mips_interrupt_extra_call_saved_reg_p): New function.
8105 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
8107 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
8108 (mips_compute_frame_info): Add supports for interrupt context that
8109 includes doubleword accumulators and COP0 registers.
8110 (mips_for_each_saved_acc): New function.
8111 (mips_for_each_saved_gpr_and_fpr): Change the function name from
8112 mips_for_each_saved_reg.
8113 (mips_save_reg): Save accumulators.
8114 (mips_kernel_reg_p): A new for_each_rtx callback.
8115 (mips_expand_prologue): Support interrupt handlers.
8116 (mips_restore_reg): Restore accumulators.
8117 (mips_expand_epilogue): Support interrupt handlers.
8118 (mips_can_use_return_insn): Return false for interrupt handlers.
8119 (mips_epilogue_uses): New function.
8120 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
8121 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
8122 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
8123 cop0_move): New instructions.
8124 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
8125 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
8127 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
8129 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
8130 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
8131 interrupt handlers, we use K0 as the temporary register.
8132 (EPILOGUE_USES): Change to a function call.
8133 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
8134 handlers, we use K0 as the temporary register.
8136 * doc/extend.texi (Function Attributes): Document interrupt,
8137 use_shadow_register_set, keep_interrupts_masked,
8138 use_debug_exception_return for MIPS attributes.
8140 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8142 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
8143 Remove a number of t-files from tmake_file.
8144 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
8145 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
8146 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
8147 target_prototype, not TARGET_PROTOTYPE.
8148 (LINK_OS_GNU_SPEC): Define.
8149 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
8150 and darwin-ldoubdle.c.
8152 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8155 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
8156 (cpp_options): Ditto.
8157 (default_compilers): Ditto.
8158 (display_help): Ditto.
8159 (process_command): Ditto.
8161 (set_input): Use lbasename instead of duplicate code.
8162 (save_temps_prefix): New static for -save-temps=obj.
8163 (save_temps_length): Ditto.
8165 * doc/invoke.texi (-save-temps=obj): Document new variant to
8168 2009-04-02 Jeff Law <law@redhat.com>
8170 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
8173 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8175 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
8176 * configure: Regenerated.
8178 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8180 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
8181 share the argument list.
8183 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8187 2009-02-12 Diego Novillo <dnovillo@google.com>
8189 * varpool.c (debug_varpool): New.
8190 * cgraph.h (debug_varpool): Declare.
8192 2009-04-02 Jan Hubicka <jh@suse.cz>
8194 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
8197 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8199 * config/i386/i386.c (ix86_abi): Move initialization to ...
8200 (override_options): Here.
8202 2009-04-02 Christian Bruel <christian.bruel@st.com>
8204 * config/sh/sh.c (sh_dwarf_register_span): New function.
8205 (TARGET_DWARF_REGISTER_SPAN): Define.
8206 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
8208 2009-04-02 Ira Rosen <irar@il.ibm.com>
8210 PR tree-optimization/39595
8211 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
8212 interleaved loads group is not greater than the SLP group size.
8214 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8216 * builtins.c (is_builtin_name): New.
8217 (called_as_built_in): Use is_builtin_name.
8218 * tree.h (is_builtin_name): New.
8219 * varasm.c (incorporeal_function_p): Use is_builtin_name
8221 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
8223 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
8225 2009-04-02 Dodji Seketeli <dodji@redhat.com>
8228 * c-decl.c (clone_underlying_type): Move this ...
8229 * c-common.c (set_underlying_type): ... here.
8230 Also, make sure the function properly sets TYPE_STUB_DECL() on
8231 the newly created typedef variant type.
8232 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
8233 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
8236 2009-04-02 Richard Guenther <rguenther@suse.de>
8238 PR tree-optimization/37221
8239 * tree-flow.h (degenerate_phi_result): Declare.
8240 * tree-ssa-dom.c (degenerate_phi_result): Export.
8241 * tree-scalar-evolution.c (analyze_initial_condition): If
8242 the initial condition is defined by a degenerate PHI node
8243 use the degenerate value.
8245 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
8247 PR rtl-optimization/39588
8248 * combine.c (merge_outer_ops): Do not set the constant when this
8250 (simplify_shift_const_1): Do not modify it either in this case.
8252 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
8254 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
8255 tuning is deprecated if -mtune value is set to an Itanium1 variant.
8257 2009-04-01 Janis Johnson <janis187@us.ibm.com>
8260 * c-lex.c (interpret_float): Default (no suffix) is double.
8262 2009-04-1 Xinliang David Li <davidxl@google.com>
8264 * config/i386/i386.c (legitimate_constant_p): Recognize
8265 all one vector constant.
8267 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8269 * config/vax/vax.c: Add #includes to silence warnings.
8270 Change #include order to silence two warnings.
8272 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8274 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
8275 (ASM_SPEC): Pass -k to the assembler for PIC code.
8277 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8279 * config.gcc: Add vax-*-linux* to the switch.
8280 * config/vax/linux.h: New file. (TARGET_VERSION,
8281 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
8283 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8285 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
8286 Use predicate macros instead of GET_CODE() == foo.
8287 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
8288 ashlsi3, rotrsi3, <unnamed>): Likewise.
8290 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8292 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
8293 jbbccihi, jbbccisi): Remova trailing whitespace.
8294 * config/vax/constraints.md: Likewise.
8295 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8296 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
8297 * config/vax/predicates.md: Likewise.
8298 * config/vax/vax.c (print_operand_address, vax_output_int_move,
8299 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
8300 * config/vax/vax.h: Likewise.
8301 * config/vax/vax.md (nonlocal_goto): Likewise.
8303 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8305 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
8306 (indirectable_address_p, adjacent_operands_p): Add spaces around
8308 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
8310 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8312 * config/vax/vax.c (legitimate_constant_address_p,
8313 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
8314 index_term_p, reg_plus_index_p, legitimate_address_p,
8315 vax_mode_dependent_address_p): Update comments to match functions
8316 modified by the recent int->bool conversion.
8318 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8320 * config/vax/builtins.md: Update copyright message.
8321 * config/vax/constraints.md: Likewise.
8322 * config/vax/netbsd-elf.h: Likewise.
8323 * config/vax/predicates.md: Likewise.
8324 * config/vax/vax-protos.h: Likewise.
8325 * config/vax/vax.c: Likewise.
8326 * config/vax/vax.h: Likewise.
8327 * config/vax/vax.md: Likewise.
8328 * config/vax/vax.opt: Likewise.
8330 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8332 * config/vax/builtins.md (ffssi2, ffssi2_internal,
8333 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
8334 * config/vax/constraints.md (B, R): Likewise.
8335 * config/vax/predicates.md (external_memory_operand,
8336 nonimmediate_addsub_di_operand): Likewise.
8337 * config/vax/vax.c (vax_output_int_add): Likewise.
8338 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
8339 untyped_call): Likewise.
8341 2009-04-01 Matt Thomas <matt@3am-software.com>
8343 * config/vax/predicates.md: New file.
8344 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
8345 external_const_operand, nonsymbolic_operand, external_memory_operand,
8346 indirect_memory_operand, indexed_memory_operand,
8347 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
8348 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
8350 * config/vax/constraints.md: New file.
8351 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
8353 * config/vax/builtins.md: New file.
8354 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
8355 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
8357 * config/vax/vax.opt (mqmath): Add option.
8358 * config/vax/vax.md (isfx): Extend with DI.
8359 (VAXintQH, VAXintQHSD): Define.
8360 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
8361 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
8362 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
8363 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
8364 (movdi): Update constraints and use vax_output_int_move().
8365 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
8366 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
8367 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
8368 nonlocal_goto): New.
8369 (mov<mode>): Extend accepted operand types.
8370 (subdi3_old): Rename from subdi3, change update constraints and use
8371 a new implementation.
8372 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
8373 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
8374 MOVE_RATIO, CLEAR_RATIO): Define.
8375 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
8376 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
8377 (PRINT_OPERAND): Redefine using a function instead of inlined code.
8378 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
8379 (split_quadword_operands): Make static and really allow variable
8381 (print_operand_address): Update for PIC generation.
8382 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
8383 indexable_address_p, fixup_mathdi_operand,
8384 vax_expand_addsub_di_operands, adjacent_operands_p): New.
8385 (vax_float_literal, legitimate_constant_p,
8386 indirectable_constant_address_p, index_term_p,
8387 reg_plus_index_p): Return bool instead of int.
8388 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
8390 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
8392 (vax_output_conditional_branch): Indent.
8393 (legitimate_constant_address_p, indirectable_constant_address_p,
8394 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
8395 vax_mode_dependent_address_p): Return bool instead of int, update for
8397 * config/vax/vax-protos.h (legitimate_constant_address_p,
8398 legitimate_constant_p, legitimate_address_p,
8399 vax_mode_dependent_address_p): Change declaration to bool.
8400 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
8401 vax_expand_addsub_di_operands, vax_output_int_subtract,
8402 vax_output_movmemsi): Declare.
8403 (split_quadword_operands, vax_float_literal): Delete declaration.
8404 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
8405 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
8406 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
8407 ASM_OUTPUT_DWARF_PCREL): Define.
8408 (ASM_SPEC): Change definition to allow PIC generation.
8410 2009-04-01 Steve Ellcey <sje@cup.hp.com>
8412 * doc/sourcebuild.texi: Update front-end requirements.
8414 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8417 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
8418 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
8419 (booldi3_internal3): Use boolean_or_operator instead of
8422 2009-04-01 Joseph Myers <joseph@codesourcery.com>
8425 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
8426 declarator whose size is not an integer constant expression but
8427 folds to an integer constant, then treat it as a constant
8430 2009-04-01 Richard Guenther <rguenther@suse.de>
8432 * fold-const.c (fold_plusminus_mult_expr): Do not fold
8433 i * 4 + 2 to (i * 2 + 1) * 2.
8435 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8438 * c-parser.c (c_parser_asm_statement): Skip until close paren and
8439 return if c_parser_asm_string_literal returned NULL.
8441 2009-04-01 Nick Clifton <nickc@redhat.com>
8443 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
8445 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
8446 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
8447 other typedefs to avoid conflicts with libgcc2.c. Define labels
8448 to gain 16-bit bit-manipulation functions from libgcc2.c and then
8450 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
8451 to gain 16-bit trapping arithmetic functions from libgcc2.c and
8454 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
8456 * varasm.c (default_function_rodata_section): Declare DOT as
8459 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
8460 Andrey Galkin <agalkin@hypercom.com>
8463 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
8464 Make object_name unique for each process.
8466 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8469 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
8470 addressable variables in the parallel that could go out of scope while
8471 running queued tasks.
8473 2009-04-01 Anatoly Sokolov <aesok@post.ru>
8475 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
8476 (CASE_VALUES_THRESHOLD): Redefine.
8477 * config/avr/avr.c (avr_override_options): Remove initialization of
8478 avr_case_values_threshold variable.
8479 (avr_case_values_threshold): Remove variable. Add new function.
8480 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
8481 * config/avr/avr.opt (mno-tablejump): Remove option.
8482 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
8484 2009-04-01 DJ Delorie <dj@redhat.com>
8486 * varasm.c (default_function_rodata_section): Don't assume
8487 anything about where the first '.' in the section name is.
8489 2009-04-01 Alan Modra <amodra@bigpond.net.au>
8491 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
8492 rs6000_emit_stack_tie.
8494 2009-03-31 Ian Lance Taylor <iant@google.com>
8496 * tree-eh.c (tree_remove_unreachable_handlers): Compare
8497 gimple_code with GIMPLE_RESX, not RESX.
8499 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8501 * c-common.c (c_get_ident): New.
8502 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
8504 2009-04-01 Ben Elliston <bje@au.ibm.com>
8506 * config/rs6000/sysv4.opt (msdata): Improve option description.
8508 2009-03-31 Steve Ellcey <sje@cup.hp.com>
8510 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
8511 (divdf3_internal_lat): Remove.
8512 (divxf3_internal_lat): Remove.
8513 (divxf3_internal_thr): Remove.
8514 (divxf): Use divxf3_internal.
8515 * config/ia64/div.md (divsf3_internal_lat): New.
8516 (divdf3_internal_lat): New.
8517 (divxf3_internal): New.
8519 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8522 * Makefile.in (USE_GCC_STDINT): Define.
8523 (stmp-int-hdrs): Install stdint.h if applicable.
8524 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
8526 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
8527 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
8528 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8529 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8530 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8531 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8532 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8533 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8534 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8535 (c_common_nodes_and_builtins): Initialize
8536 underlying_wchar_type_node. Do not initialize
8537 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
8538 nodes for new types.
8539 (c_stddef_cpp_builtins): Define macros for new types.
8540 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
8542 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
8543 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
8544 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
8545 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
8546 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
8547 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
8548 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
8549 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
8550 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
8551 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
8552 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
8553 int16_type_node, int32_type_node, int64_type_node,
8554 uint8_type_node, uint16_type_node, c_uint32_type_node,
8555 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
8556 int_least32_type_node, int_least64_type_node,
8557 uint_least8_type_node, uint_least16_type_node,
8558 uint_least32_type_node, uint_least64_type_node,
8559 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
8560 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
8561 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
8562 uintptr_type_node): Define.
8563 * c-cppbuiltin.c (builtin_define_constants,
8564 builtin_define_type_minmax): New.
8565 (builtin_define_stdint_macros): Define more macros.
8566 (c_cpp_builtins): Define more limit macros.
8568 (builtin_define_type_max): Define in terms of
8569 builtin_define_type_minmax. Remove is_long parameter. All
8571 * config.gcc (use_gcc_stdint): Define.
8572 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
8573 Add newlib-stdint.h for generic targets.
8574 * config/glibc-stdint.h, config/newlib-stdint.h,
8575 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
8576 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
8577 * config/score/score.h (UINTPTR_TYPE): Define.
8578 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8579 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8580 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8581 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8582 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8583 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8584 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8585 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8586 * config/spu/spu.h (STDINT_LONG32): Define.
8587 * configure.ac (use_gcc_stdint): Substitute.
8588 * configure: Regenerate.
8589 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
8590 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
8591 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
8592 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
8593 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
8594 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
8595 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
8596 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
8597 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
8598 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
8599 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
8600 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
8601 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
8602 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
8603 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
8604 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
8605 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
8606 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
8607 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
8608 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
8609 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
8610 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
8611 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8612 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8613 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8614 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8615 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8616 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8617 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
8619 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
8621 * loop-iv.c (suitable_set_for_replacement): Renamed from
8622 simplify_using_assignment; changed to return bool and to accept new
8623 args DEST and SRC. Return true iff we find a source/destination pair
8624 that can be used to make a replacement, and fill SRC and DEST if so.
8625 Remove arg ALTERED. Don't deal with altered regs here. All callers
8627 (simplify_using_initial_values): Deal with altered regs here and track
8628 more precisely the effect they have on the validity of our expression.
8630 * loop-iv.c (simplify_using_condition): A condition of the form
8631 (EQ REG CONST) can be used to simply make a substitution.
8632 (simplify_using_initial_values): Keep track of conditions we have seen
8633 and keep using them to simplify new expressions, while applying the
8634 same substitutions to them as to the expression.
8636 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8637 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
8640 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
8641 changed. Use this when trying to improve the upper bound.
8642 Generate the comparison by using simplify_gen_relational.
8644 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
8646 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
8648 (simplify_using_assignment, simplify_using_initial_values): Call
8649 replace_in_expr to make replacements. Call replace_single_def_regs
8650 once on the initial version of the expression.
8652 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8655 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
8657 2009-03-31 Richard Guenther <rguenther@suse.de>
8660 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
8661 equality comparisons. Fold C - X CMP X if C % 2 == 1.
8663 2009-03-31 Richard Guenther <rguenther@suse.de>
8665 * tree.h (div_if_zero_remainder): Declare.
8666 * fold-const.c (div_if_zero_remainder): Export.
8667 * tree-ssa-forwprop.c
8668 (forward_propagate_addr_into_variable_array_index): Handle
8669 constant array index addition outside of the variable index.
8671 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8674 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
8675 define_splits, floatunssi<mode>2): Require x87 conversions from
8676 DImode to be permitted.
8678 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8680 PR preprocessor/15638
8681 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
8683 2009-03-31 Richard Guenther <rguenther@suse.de>
8687 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
8688 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
8689 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
8690 a separate statement.
8691 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
8692 (lookup_tmp_var): Likewise.
8693 (is_gimple_formal_tmp_or_call_rhs): Remove.
8694 (is_gimple_reg_or_call_rhs): Rename to ...
8695 (is_gimple_reg_rhs_or_call): ... this.
8696 (is_gimple_mem_or_call_rhs): Rename to ...
8697 (is_gimple_mem_rhs_or_call): ... this.
8698 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
8699 DECL_GIMPLE_REG_P only if is_formal is true.
8700 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
8701 for non-proper post-modify expression gimplification.
8702 (gimplify_self_mod_expr): For post-modify expressions gimplify
8703 the lvalue to a minimal lvalue.
8704 (rhs_predicate_for): Remove formal temp case.
8705 (gimplify_modify_expr_rhs): Likewise.
8706 (gimplify_addr_expr): Use is_gimple_reg.
8707 (gimplify_expr): Remove formal temp cases.
8708 (gimple_regimplify_operands): Likewise.
8709 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
8710 and FILTER_EXPR like constants.
8711 * gimple.c (walk_gimple_op): Fix val_only initialization, use
8713 (is_gimple_formal_tmp_rhs): Remove.
8714 (is_gimple_reg_rhs): Remove special casing.
8715 (is_gimple_mem_rhs): Fix.
8716 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
8717 (is_gimple_formal_tmp_var): Remove.
8718 (is_gimple_formal_tmp_reg): Likewise.
8719 (is_gimple_min_lval): Allow invariant component ref parts.
8720 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
8721 is_gimple_formal_tmp_reg): Remove declarations.
8722 * tree-cfg.c (verify_expr): Verify that variables with address
8723 taken do not have DECL_GIMPLE_REG_P set.
8724 * tree-mudflap.c (mf_build_check_statement_for): Use
8725 force_gimple_operand instead of gimplify_expr.
8727 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
8729 * modulo-sched.c (sms_schedule_by_order): Pass the actual
8730 schedulable rows to compute_split_row.
8732 2009-03-31 Ben Elliston <bje@au.ibm.com>
8735 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
8738 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8740 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
8741 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
8742 * configure: Regenerate.
8743 * config.in: Regenerate.
8744 * config/rs6000/rs6000.opt (mtls-markers): Add.
8745 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
8746 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
8747 (tls_ld_aix, tls_ld_sysv): Likewise.
8748 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
8749 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
8751 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8753 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
8755 2009-03-30 Jan Hubicka <jh@suse.cz>
8757 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
8759 (tree_remove_unreachable_handlers): Cleanup EH predecestor
8760 detection and label handling.
8762 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8764 * ira-int.h (ira_allocno): Rename left_conflicts_num to
8765 left_conflicts_size.
8766 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
8767 ALLOCNO_LEFT_CONFLICTS_SIZE.
8769 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
8770 remove_allocno_from_bucket_and_push,
8771 allocno_spill_priority_compare, push_allocnos_to_stack,
8772 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
8773 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
8774 (setup_allocno_left_conflicts_num): Ditto. Rename to
8775 setup_allocno_left_conflicts_size.
8776 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
8777 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
8778 setup_allocno_left_conflicts_size instead of
8779 setup_allocno_left_conflicts_num.
8781 * ira-build.c (ira_create_allocno): Use
8782 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
8783 ALLOCNO_LEFT_CONFLICTS_NUM.
8785 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8787 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
8788 instead of DF_LR_OUT.
8790 * ira-lives.c (process_bb_node_lives): Ditto.
8792 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
8793 instead of DF_LR_{OUT,IN}.
8795 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
8797 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
8799 2009-03-30 Jan Hubicka <jh@suse.cz>
8801 * except.c (label_to_region_map): Fix thinko.
8803 2009-03-30 Steve Ellcey <sje@cup.hp.com>
8806 * tree.h (tree_find_value): New declaration.
8807 * tree.c (tree_find_value): New function.
8808 * varasm.c (assemble_external): Avoid duplicate entries on lists.
8810 2009-03-30 Jakub Jelinek <jakub@redhat.com>
8813 * c-decl.c (struct c_binding): Add locus field.
8814 (bind): Add locus argument, set locus field from it.
8815 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
8816 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
8817 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
8818 implicitly_declare, undeclared_variable, lookup_label,
8819 declare_label, c_make_fname_decl, c_builtin_function,
8820 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
8823 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
8826 * config/i386/i386.c (classify_argument): Check total size of
8829 2009-03-30 Martin Jambor <mjambor@suse.cz>
8831 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
8832 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
8833 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
8836 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
8837 seen_variable_array_ref while also traversing a union.
8839 * tree-inline.c (optimize_inline_calls): Do not call
8840 cgraph_node_remove_callees.
8841 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
8842 (pass_remove_cgraph_callee_edges): New variable.
8843 * passes.c (init_optimization_passes): Add
8844 pass_remove_cgraph_callee_edges after early inlining and before all
8845 late intraprocedural passes.
8847 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
8849 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8851 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
8854 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8856 * combine.c (simplify_comparison): Use have_insn_for.
8857 * dojump.c (do_jump): Likewise.
8859 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8861 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
8862 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
8863 sparc_compare_op0 like sparc_compare_emitted used to be handled.
8864 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
8865 instead of sparc_compare_emitted.
8866 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
8867 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
8868 instead of sparc_compare_emitted.
8870 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8872 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
8873 enter/exit cfglayout mode.
8874 (pass_partition_block): Require it.
8875 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
8876 (combine_instructions): Track basic blocks instead of labels.
8877 (update_cfg_for_uncondjump): New.
8878 (try_combine): Use it. Update jumps after rescanning.
8879 (pass_combine): Require PROP_cfglayout.
8880 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
8882 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8884 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
8885 Provide/destroy PROP_cfglayout respectively.
8886 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
8887 * tree-pass.h (PROP_cfglayout): New.
8889 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8891 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
8892 fold_convert_const_fixed_from_fixed,
8893 fold_convert_const_fixed_from_int,
8894 fold_convert_const_fixed_from_real, fold_negate_const): Do not
8895 set TREE_CONSTANT_OVERFLOW.
8896 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
8897 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
8899 2009-03-30 Ira Rosen <irar@il.ibm.com>
8901 * tree-vect-loop-manip.c: New file.
8902 * tree-vectorizer.c: Update documentation and included files.
8903 (vect_loop_location): Make extern.
8904 (rename_use_op): Move to tree-vect-loop-manip.c
8905 (rename_variables_in_bb, rename_variables_in_loop,
8906 slpeel_update_phis_for_duplicate_loop,
8907 slpeel_update_phi_nodes_for_guard1,
8908 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
8909 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
8910 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
8911 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
8912 find_loop_location): Likewise.
8913 (new_stmt_vec_info): Move to tree-vect-stmts.c.
8914 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
8915 get_vectype_for_scalar_type, vect_is_simple_use,
8916 supportable_widening_operation, supportable_narrowing_operation):
8918 (bb_in_loop_p): Move to tree-vect-loop.c.
8919 (new_loop_vec_info, destroy_loop_vec_info,
8920 reduction_code_for_scalar_code, report_vect_op,
8921 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
8922 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
8923 (vect_supportable_dr_alignment): Likewise.
8924 * tree-vectorizer.h (tree-data-ref.h): Include.
8925 (vect_loop_location): Declare.
8926 Reorganize function declarations according to the new file structure.
8927 * tree-vect-loop.c: New file.
8928 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
8929 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
8930 * tree-vect-data-refs.c: New file.
8931 * tree-vect-patterns.c (timevar.h): Don't include.
8932 * tree-vect-stmts.c: New file.
8933 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
8934 tree-vect-slp.c, tree-vect-loop.c.
8935 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
8936 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
8937 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
8938 (tree-vect-analyze.o): Remove.
8939 (tree-vect-transform.o): Likewise.
8940 (tree-vect-data-refs.o): Add rule.
8941 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
8942 tree-vect-slp.o): Likewise.
8943 (tree-vect-patterns.o): Remove redundant dependencies.
8944 (tree-vectorizer.o): Likewise.
8945 * tree-vect-slp.c: New file.
8947 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8949 * optc-gen.awk: Warn if an option flag has multiple different
8952 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
8954 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
8955 -floop-block): Document dependences on PPL, CLooG and Graphite.
8957 2009-03-30 Joseph Myers <joseph@codesourcery.com>
8959 PR rtl-optimization/323
8960 * c-common.c (c_fully_fold, convert_and_check,
8961 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
8962 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
8963 * c-common.def (EXCESS_PRECISION_EXPR): New.
8964 * c-cppbuiltin.c (builtin_define_float_constants): Define
8965 constants with enough digits for long double.
8966 * c-lex.c (interpret_float): Interpret constant with excess
8967 precision where appropriate.
8968 * c-opts.c (c_common_post_options): Set
8969 flag_excess_precision_cmdline. Give an error for
8970 -fexcess-precision=standard for C++ for processors where the
8971 option is significant.
8972 * c-parser.c (c_parser_conditional_expression): Handle excess
8973 precision in condition.
8974 * c-typeck.c (convert_arguments): Handle arguments with excess
8976 (build_unary_op): Move excess precision outside operation.
8977 (build_conditional_expr): Likewise.
8978 (build_compound_expr): Likewise.
8979 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
8980 (build_modify_expr): Handle excess precision in RHS.
8981 (convert_for_assignment): Handle excess precision in converted
8983 (digest_init, output_init_element, process_init_element): Handle
8984 excess precision in initializer.
8985 (c_finish_return): Handle excess precision in return value.
8986 (build_binary_op): Handle excess precision in operands and add
8987 excess precision as needed for operation.
8988 * common.opt (-fexcess-precision=): New option.
8989 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
8990 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
8991 For standard excess precision, output explicit conversion to and
8992 truncation from XFmode.
8993 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
8994 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
8995 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
8996 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
8997 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
8998 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
8999 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
9000 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
9001 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
9002 define_splits, sqrt<mode>2): Disable where appropriate for
9003 standard excess precision.
9004 * convert.c (convert_to_real): Do not shorten arithmetic to type
9005 for which excess precision would be used.
9006 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
9007 * doc/invoke.texi (-fexcess-precision=): Document option.
9008 (-mfpmath=): Correct index entry.
9009 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
9010 flag_excess_precision): New.
9011 * langhooks.c (lhd_post_options): Set
9012 flag_excess_precision_cmdline.
9013 * opts.c (common_handle_option): Handle -fexcess-precision=.
9014 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
9015 init_excess_precision): New.
9016 (lang_dependent_init_target): Call init_excess_precision.
9017 * tree.c (excess_precision_type): New.
9018 * tree.h (excess_precision_type): Declare.
9020 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9023 * c-typeck.c (build_component_ref): Do not copy qualifiers from
9024 non-lvalue to component.
9026 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9028 PR preprocessor/34695
9029 * Makefile.in (c-opts.o): Depend on c-tree.h.
9030 * c-common.c: Move down include of diagnostic.h.
9031 (done_lexing, c_cpp_error): New.
9032 * c-common.h (done_lexing): Declare.
9033 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
9035 * c-opts.c: Include c-tree.h.
9036 (c_common_init_options): Set preprocessor error callback.
9037 (c_common_handle_option): Do not set preprocessor
9038 inhibit_warnings, warnings_are_errors, warn_system_headers,
9039 pedantic_errors or inhibit_warnings flags.
9040 (c_common_post_options): Do not check cpp_errors (parse_in).
9041 (c_common_finish): Do not output dependencies if there were
9042 errors. Do not check return value of cpp_finish.
9043 * c-ppoutput.c (pp_file_change): Set input_location.
9044 * c-tree.h (c_cpp_error): Declare.
9045 * diagnostic.c (diagnostic_set_info_translated): Also initialize
9047 (diagnostic_build_prefix): Check override_column.
9048 * diagnostic.h (diagnostic_info): Add override_column field.
9049 (diagnostic_override_column): Define.
9051 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
9053 * c-common.c (c_expand_expr, c_staticp): Remove.
9054 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
9055 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
9056 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
9057 * c-gimplify.c (gimplify_compound_literal_expr,
9058 optimize_compound_literals_in_ctor): Remove.
9059 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
9060 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
9061 * c-semantics.c (emit_local_var): Remove.
9063 * langhooks-def.h (lhd_expand_expr): Remove.
9064 * langhooks.c (lhd_expand_expr): Remove.
9065 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
9067 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
9068 handling from c-semantics.c; don't call into langhook.
9069 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
9070 * gimplify.c (gimplify_compound_literal_expr,
9071 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
9072 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
9073 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
9074 as was done in c-gimplify.c.
9075 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
9076 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
9077 Move from c-common.h.
9078 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
9080 * tree.c (staticp): Do not call langhook.
9081 * langhooks.c (lhd_staticp): Delete.
9082 * langhooks-def.h (lhd_staticp): Delete prototype.
9083 (LANG_HOOKS_STATICP): Delete.
9084 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
9086 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
9087 instead of DECL_STMTs.
9089 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9097 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
9099 (fold_call_expr): Return a NOP_EXPR from folding rather than the
9100 contained expression.
9101 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
9102 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
9103 conditional expressions for C.
9104 (decl_constant_value_for_optimization): Move from
9105 decl_constant_value_for_broken_optimization in c-typeck.c. Check
9106 whether optimizing and that the expression is a VAR_DECL not of
9107 array type instead of doing such checks in the caller. Do not
9108 check pedantic. Call gcc_unreachable for C++.
9109 * c-common.def (C_MAYBE_CONST_EXPR): New.
9110 * c-common.h (c_fully_fold, c_save_expr,
9111 decl_constant_value_for_optimization): New prototypes.
9112 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
9113 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
9114 EXPR_INT_CONST_OPERANDS): Define.
9115 * c-convert.c (convert): Strip nops from expression.
9116 * c-decl.c (groktypename): Take extra parameters expr and
9117 expr_const_operands. Update call to grokdeclarator.
9118 (start_decl): Update call to grokdeclarator. Add statement for
9119 expressions used in type of decl.
9120 (grokparm): Update call to grokdeclarator.
9121 (push_parm_decl): Update call to grokdeclarator.
9122 (build_compound_literal): Add parameter non_const and build a
9123 C_MAYBE_COSNT_EXPR if applicable.
9124 (grokdeclarator): Take extra parameters expr and
9125 expr_const_operands. Track expressions used in declaration
9126 specifiers and declarators. Fold array sizes and track whether
9127 they are constant expressions and whether they are integer
9128 constant expressions.
9129 (parser_xref_tag): Set expr and expr_const_operands fields in
9131 (grokfield): Update call to grokdeclarator.
9132 (start_function): Update call to grokdeclarator.
9133 (build_null_declspecs): Set expr and expr_const_operands fields in
9135 (declspecs_add_type): Handle expressions in typeof specifiers.
9136 * c-parser.c (c_parser_declspecs): Set expr and
9137 expr_const_operands fields for declaration specifiers.
9138 (c_parser_enum_specifier): Likewise.
9139 (c_parser_struct_or_union_specifier): Likewise.
9140 (c_parser_typeof_specifier): Likewise. Update call to
9141 groktypename. Fold expression as needed. Return expressions with
9142 type instead of adding statements.
9143 (c_parser_attributes): Update calls to c_parser_expr_list.
9144 (c_parser_statement_after_labels): Fold expression before passing
9145 to objc_build_throw_stmt.
9146 (c_parser_condition): Fold expression.
9147 (c_parser_asm_operands): Fold expression.
9148 (c_parser_conditional_expression): Use c_save_expr. Update call
9149 to build_conditional_expr.
9150 (c_parser_alignof_expression): Update call to groktypename.
9151 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
9152 original_code. Fold expression argument of va_arg. Create
9153 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
9154 argument to va_arg. Update calls to groktypename. Fold array
9155 index for offsetof. Verify that first argument to
9156 __builtin_choose_expr has integer type.
9157 (c_parser_postfix_expression_after_paren_type): Update calls to
9158 groktypename and build_compound_literal. Handle expressions with
9159 side effects in type name.
9160 (c_parser_postfix_expression_after_primary): Update call to
9161 c_parser_expr_list. Set original_code for calls to
9162 __builtin_constant_p.
9163 (c_parser_expr_list): Take extra parameter fold_p. Fold
9164 expressions if requested.
9165 (c_parser_objc_type_name): Update call to groktypename.
9166 (c_parser_objc_synchronized_statement): Fold expression.
9167 (c_parser_objc_receiver): Fold expression.
9168 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
9169 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
9170 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
9171 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
9172 (struct c_typespec): Add elements expr and expr_const_operands.
9173 (struct c_declspecs): Add elements expr and expr_const_operands.
9174 (groktypename, build_conditional_expr, build_compound_literal):
9176 (in_late_binary_op): Declare.
9177 * c-typeck.c (note_integer_operands): New function.
9178 (in_late_binary_op): New variable.
9179 (decl_constant_value_for_broken_optimization): Move to c-common.c
9180 and rename to decl_constant_value_for_optimization.
9181 (default_function_array_conversion): Do not strip nops.
9182 (default_conversion): Do not call
9183 decl_constant_value_for_broken_optimization.
9184 (build_array_ref): Do not fold result.
9185 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
9186 result when operand is a VLA.
9187 (c_expr_sizeof_type): Update call to groktypename. Handle
9188 expressions included in type name. Use C_MAYBE_CONST_EXPR for
9189 result when operand names a VLA type.
9190 (build_function_call): Update call to build_compound_literal.
9191 Only fold result for calls to __builtin_* functions. Strip
9192 NOP_EXPR from INTEGER_CST returned from such functions. Fold
9193 the function designator.
9194 (convert_arguments): Fold arguments. Update call to
9195 convert_for_assignment.
9196 (build_unary_op): Handle increment and decrement of
9197 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
9198 decrement earlier. Fold operand of increment and decrement.
9199 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
9200 built for integer operand. Wrap returns that are INTEGER_CSTs
9201 without being integer constant expressions or that have integer
9202 constant operands without being INTEGER_CSTs.
9203 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
9204 (build_conditional_expr): Add operand ifexp_bcp. Track whether
9205 result is an integer constant expression or can be used in
9206 unevaluated parts of one and avoid folding and wrap as
9207 appropriate. Fold operands before possibly doing -Wsign-compare
9209 (build_compound_expr): Wrap result for C99 if operands can be used
9210 in integer constant expressions.
9211 (build_c_cast): Update call to digest_init. Do not ignore
9212 overflow from casting floating-point constants to integers. Wrap
9213 results that could be confused with integer constant expressions,
9214 null pointer constants or floating-point constants.
9215 (c_cast_expr): Update call to groktypename. Handle expressions
9216 included in type name.
9217 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
9218 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
9219 Update calls to convert_for_assignment.
9220 (convert_for_assignment): Take new parameter
9221 null_pointer_constant. Do not strip nops or call
9222 decl_constant_value_for_broken_optimization. Set
9223 in_late_binary_op for conversions to boolean.
9224 (store_init_value): Update call to digest_init.
9225 (digest_init): Take new parameter null_pointer_constant. Do not
9226 call decl_constant_value_for_broken_optimization. pedwarn for
9227 initializers not constant expressions. Update calls to
9228 convert_for_assignment.
9229 (constructor_nonconst): New.
9230 (struct constructor_stack): Add nonconst element.
9231 (really_start_incremental_init, push_init_level, pop_init_level):
9232 Handle constructor_nonconst and nonconst element.
9233 (set_init_index): Call constant_expression_warning for array
9235 (output_init_element): Fold value. Set constructor_nonconst as
9236 applicable. pedwarn for initializers not constant expressions.
9237 Update call to digest_init. Call constant_expression_warning
9238 where constant initializers are required.
9239 (process_init_element): Use c_save_expr.
9240 (c_finish_goto_ptr): Fold expression.
9241 (c_finish_return): Fold return value. Update call to
9242 convert_for_assignment.
9243 (c_start_case): Fold switch expression.
9244 (c_process_expr_stmt): Fold expression.
9245 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
9246 ensure statement expression is not evaluated in constant expression.
9247 (build_binary_op): Track whether results are integer constant
9248 expressions or may occur in such, disable folding and wrap results
9249 as applicable. Fold operands for -Wsign-compare warnings unless
9251 (c_objc_common_truthvalue_conversion): Handle results folded to
9252 integer constants that are not integer constant expressions.
9253 * doc/extend.texi: Document when typeof operands are evaluated,
9254 that condition of __builtin_choose_expr is an integer constant
9255 expression, and more about use of __builtin_constant_p in
9258 2009-03-29 Richard Guenther <rguenther@suse.de>
9260 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
9261 propagate addresses of array references.
9263 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
9265 * regmove.c (perhaps_ends_bb_p): Remove.
9266 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
9267 from INSN and check that the main loop stays within that basic block.
9268 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
9269 (regmove_forward_pass): Split out from regmove_optimize. Use
9270 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
9271 (regmove_backward_pass): Split out from regmove_optimize. Use
9272 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
9273 (regmove_optimize): Simplify.
9275 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9278 * config/i386/i386.c (classify_argument): Ignore flexible array
9279 member in struct and warn ABI change.
9281 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9283 * config/i386/i386-protos.h (ix86_agi_dependent): New.
9285 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
9286 (ix86_adjust_cost): Updated.
9288 2009-03-29 Jan Hubicka <jh@suse.cz>
9291 * tree-pass.h (pass_cleanup_eh): New function.
9292 (remove_unreachable_regions): Break code handling RTL
9293 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
9294 that can not be reached by runtime.
9295 (can_be_reached_by_runtime): New function.
9296 (label_to_region_map): New function.
9297 (num_eh_regions): New function.
9298 (rtl_remove_unreachable_regions): New function.
9299 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
9300 (remove_eh_region): New function.
9301 * except.h: Include sbitmap and vecprim.
9302 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
9303 num_eh_regions): Declare.
9304 * passes.c (init_optimization_passes): Schedule cleanup_eh.
9305 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
9306 * tree-eh.c (tree_remove_unreachable_handlers): New function.
9307 (tree_empty_eh_handler_p): New function.
9308 (cleanup_empty_eh): New function.
9309 (cleanup_eh): New function.
9310 (pass_cleanup_eh): New function.
9312 2009-03-29 Jan Hubicka <jh@suse.cz>
9314 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
9315 for removed regions.
9317 2009-03-29 Jan Hubicka <jh@suse.cz>
9319 * except.c (dump_eh_tree): Dump all datastructures.
9321 2009-03-29 Jan Hubicka <jh@suse.cz>
9323 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
9324 (duplicate_eh_regions_1): Likewise.
9325 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
9326 vector; call EH verification.
9327 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9328 Be ready for region being removed.
9330 2009-03-29 Jan Hubicka <jh@suse.cz>
9332 * bitmap.c (bitmap_last_set_bit): New function.
9333 * bitmap.h (bitmap_last_set_bit): Declare.
9335 2009-03-29 David Ayers <ayers@fsfe.org>
9338 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
9339 by calling objc_compare_types and surpress warnings about
9340 incompatible C pointers that are compatible ObjC pointers.
9342 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
9344 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
9345 call initialize_inline_failed.
9346 (initialize_inline_failed): Move it from here ...
9347 * cgraph.c (initialize_inline_failed): ... to here.
9348 (cgraph_create_edge): Call initialize_inline_failed rather than
9349 setting inline_failed directly.
9351 2009-03-29 Ben Elliston <bje@au.ibm.com>
9354 * sysv4.opt (msdata): Improve comment.
9355 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
9356 * sysv4.h (SVR4_ASM_SPEC): Likewise.
9358 2009-03-29 Ben Elliston <bje@au.ibm.com>
9361 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
9362 load and store attributes.
9364 2009-03-29 Ben Elliston <bje@au.ibm.com>
9366 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
9367 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
9368 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
9369 * doc/extend.texi (X86 Built-in Functions): Add index entries for
9370 __builtin_infq and __builtin_huge_valq.
9372 2009-03-28 Anatoly Sokolov <aesok@post.ru>
9374 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
9376 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9377 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
9379 2009-03-28 Xinliang David Li <davidxl@google.com>
9381 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
9382 (do_dbg_cnt): New function.
9384 2009-03-28 Jan Hubicka <jh@suse.cz>
9386 Merge from pretty-ipa:
9388 2009-03-27 Jan Hubicka <jh@suse.cz>
9390 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9391 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
9392 * passes.c (function_called_by_processed_nodes_p): New.
9393 * ipa-pure-const.c (check_call): Fix handling of operands.
9394 (analyze_function): Dump debug output for skipped bodies.
9395 (local_pure_const): Use function_called_by_processed_nodes_p.
9396 * dwarf2out.c (reference_to_unused): Use output.
9397 * passes.c (do_per_function_toporder): Likewise.
9399 2008-11-12 Jan Hubicka <jh@suse.cz>
9401 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
9402 * ipa-pure-const.c (funct_state_d): Add can throw field; make
9403 state_set_in_source enum
9404 (check_decl): Ignore memory tags; do not set fake looping flags;
9406 (check_operand, check_tree, check_rhs_var, check_lhs_var,
9407 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
9408 (check_call, analyze_function): Rewrite.
9410 (add_new_function): Update call of analyze_function.
9411 (generate_summary): Add call of analyze_function.
9412 (propagate): Propagate can_throw; handle state_set_in_source correctly.
9413 (local_pure_const): New function.
9414 (pass_local_pure_const): New pass.
9415 * ipa-inline.c (inline_transform): Set after_inlining.
9416 * tree-eh.c (stmt_can_throw_external): New.
9417 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
9418 work with aliasing built.
9419 * tree-flow.h (stmt_can_throw_external): New.
9420 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
9421 and local pure/const pass in early and late optimization queue.
9423 2009-03-28 Martin Jambor <mjambor@suse.cz>
9425 * fold-const.c (get_pointer_modulus_and_residue): New parameter
9427 (fold_binary): Allow function decl aligment consideration is the
9428 second argument is integer constant one.
9429 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
9430 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
9431 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
9433 2009-03-28 Jan Hubicka <jh@suse.cz>
9435 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
9436 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
9437 * function.h (rtl_data): Add nothrow flag.
9438 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
9439 set DECL_NOTHROW for AVAILABLE functions.
9441 2009-03-28 Jakub Jelinek <jakub@redhat.com>
9443 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
9444 following vector keyword has expansion starting with pixel or bool
9445 keyword, expand vector to __vector and pixel or bool to __pixel or
9449 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
9450 warn_if_disallowed_function_p): Removed.
9451 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
9452 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
9453 warning_if_disallowed_function_p.
9454 * flags.h (warn_if_disallowed_function_p,
9455 warn_disallowed_functions): Removed.
9456 * common.opt (Wdisallowed-function-list=): Removed.
9457 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
9459 2009-03-28 Richard Guenther <rguenther@suse.de>
9461 PR tree-optimization/38723
9462 * tree-ssa-pre.c (compute_avail): Add all default definitions to
9465 2009-03-28 Jan Hubicka <jh@suse.cz>
9467 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
9468 test introduced by my previous patch.
9470 2009-03-28 Richard Guenther <rguenther@suse.de>
9472 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
9473 the PHIs value undefined.
9475 2009-03-28 Jan Hubicka <jh@suse.cz>
9477 * tree-pass.h (pass_fixup_cfg): New pass.
9478 * ipa-inline.c (inline_transform): Set
9479 always_inline_functions_inlined/after_inlining.
9480 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
9481 (pass_fixup_cfg): New pass.
9482 * passes.c (init_optimization_passes): Add fixup_cfg.
9484 2009-03-28 Richard Guenther <rguenther@suse.de>
9486 PR tree-optimization/38458
9487 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
9488 argument use the arguments copy-of value.
9490 2009-03-28 Richard Guenther <rguenther@suse.de>
9492 PR tree-optimization/38180
9493 * tree-ssa-ccp.c (get_default_value): Simplify.
9494 (likely_value): Likewise.
9495 (surely_varying_stmt_p): Properly handle VOP case.
9496 (ccp_initialize): Likewise.
9497 (ccp_fold): Handle propagating through *&.
9498 (fold_const_aggregate_ref): Also handle decls.
9500 2009-03-28 Jan Hubicka <jh@suse.cz>
9502 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9503 * cgraph.h (cgraph_node): Likewise.
9504 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
9505 (cgraph_reset_node): Use process flag.
9506 (cgraph_mark_functions_to_output): Likewise.
9507 (cgraph_expand_function): Likewise.
9508 (cgraph_expand_all_functions): Likewise.
9509 (cgraph_output_in_order): Likewise.
9510 * dwarf2out.c (reference_to_unused): Likewise.
9511 * passes.c do_per_function_toporder): Likewise.
9513 2009-03-28 Jan Hubicka <jh@suse.cz>
9515 Bring from lto-branch:
9517 2008-09-03 Doug Kwan <dougkwan@google.com>
9519 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
9520 enums instead of reason strings.
9521 * cgraph.c (cgraph_create_edge): Same.
9522 (cgraph_inline_failed_string): New function.
9523 * cgraph.h (cgraph_inline_failed_t): New enum type.
9524 (cgraph_inline_failed_string): New prototype.
9525 (struct cgraph_edge): Change type of INLINED_FAILED from constant
9526 char pointer to cgraph_inline_failed_t.
9527 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
9528 (cgraph_default_inline_p): Ditto.
9529 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
9530 to cgraph_inline_failed_t pointer.
9531 * cif-code.def: New file.
9532 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
9534 (cgraph_check_inline_limits): Change type of REASON to pointer to
9535 cgraph_inline_failed_t. Replace reason strings with enums.
9536 (cgraph_default_inline_p): Ditto.
9537 (cgraph_recursive_inlining_p): Ditto.
9538 (update_caller_keys): Change type of FAILED_REASON to
9539 cgraph_inline_failed_t.
9540 (cgraph_set_inline_failed): Change type of REASON to pointer to
9541 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
9542 convert enums to strings for text output.
9543 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
9544 to be of type cgraph_inline_failed_t. Replace reason strings with
9545 enums. Call cgraph_inline_failed_string to covert enums
9546 to strings for text output.
9547 (cgraph_decide_inlining): Replace reason strings with enums.
9548 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
9549 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
9551 * tree-inline.c (expand_call_inline): Change type of REASON
9552 to cgraph_inline_failed_t. Replace reason strings with enums.
9553 Call cgraph_inline_failed_string for text output.
9554 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
9557 2009-03-28 Jan Hubicka <jh@suse.cz>
9559 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
9560 cgraph_clone_node): Remove master clone handling.
9561 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9562 * cgraph.h (master_clone): Remove.
9563 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9564 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
9565 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
9567 2009-03-28 Jan Hubicka <jh@suse.cz>
9569 * cgraph.c (cgraph_function_body_availability): Functions declared
9570 inline are always safe to assume that it is not going to be replaced.
9572 2009-03-28 Richard Guenther <rguenther@suse.de>
9574 PR tree-optimization/38513
9575 * tree-ssa-pre.c (eliminate): Remove redundant stores.
9576 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9577 EXC_PTR_EXPR and FILTER_EXPR.
9578 (get_ref_from_reference_ops): Likewise.
9580 2009-03-28 Richard Guenther <rguenther@suse.de>
9582 PR tree-optimization/38968
9583 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
9584 Use FLOOR_MOD_EXPR to compute misalignment.
9586 2009-03-28 Richard Guenther <rguenther@suse.de>
9588 PR tree-optimization/37795
9589 * tree.h (combine_comparisons): Declare.
9590 * fold-const.c (combine_comparisons): Export.
9591 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
9593 (ifcombine_iforif): Use combine_comparisons.
9595 2009-03-28 Jan Hubicka <jh@suse.cz>
9597 * tree-eh.c (inlinable_call_p): New function.
9598 (make_eh_edges): Use it.
9599 (verify_eh_edges): Use it.
9600 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
9601 * except.c (reachable_next_level): Add inlinable_function argument
9602 (sjlj_find_directly_reachable_regions): Update.
9603 (add_reachable_handler): Do not set saw_any_handlers.
9604 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
9605 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9606 Add new inlinable call parameter.
9607 (can_throw_internal, can_throw_external): Update.
9608 * except.h (can_throw_internal_1, can_throw_external_1,
9609 foreach_reachable_handler): Update declaration.
9611 2009-03-28 Joseph Myers <joseph@codesourcery.com>
9613 * config/arm/t-arm-coff, config/h8300/coff.h,
9614 config/i386/i386-aout.h, config/i386/i386-coff.h,
9615 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
9616 config/pdp11/2bsd.h, config/rs6000/aix41.h,
9617 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
9618 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
9619 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
9620 sys-types.h: Remove.
9621 * Makefile.in: Remove protoize and fixproto support and references
9623 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
9624 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
9626 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
9627 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
9628 unprotoize$(exeext).
9629 (rest.encap): Don't depend on $(STMP_FIXPROTO)
9630 (.PHONY): Don't depend on proto.
9631 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
9632 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
9633 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
9634 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
9635 build/gen-protos.o, build/scan.o, xsys-protos.h,
9636 build/fix-header$(build_exeext), build/fix-header.o,
9637 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
9638 stmp-install-fixproto): Remove.
9639 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
9640 SYSCALLS.c or fixproto files.
9641 (install-common): Don't install protoize.
9642 (install-headers-tar, install-headers-cpio, install-headers-cp):
9643 Don't depend on $(STMP_FIXPROTO).
9644 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
9645 install fixproto files or write out fixproto settings.
9646 (uninstall): Don't uninstall protoize.
9647 * config.gcc (use_fixproto): Remove.
9648 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
9649 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
9650 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
9651 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
9652 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
9653 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
9654 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
9655 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
9656 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
9657 * config/t-vxworks (STMP_FIXPROTO): Remove.
9658 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
9659 STMP_FIXPROTO): Remove.
9660 * config.in, configure: Regenerate.
9661 * crtstuff.c (gid_t, uid_t): Don't undefine.
9662 * doc/install.texi: Change m68k-coff to m68k-elf in example.
9663 (arm-*-coff, arm-*-aout: Remove target entries.
9664 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
9665 Remove mention of AIX 4.1.
9666 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
9667 * doc/invoke.texi (Running Protoize): Remove.
9668 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
9669 (Protoize Caveats): Remove.
9670 * tsystem.h: Update comments on headers assumed to exist.
9672 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
9674 * genautomata.c: Add a new year to the copyright. Add a new
9676 (struct insn_reserv_decl): Add comments for member bypass_list.
9677 (find_bypass): Remove.
9678 (insert_bypass): New.
9679 (process_decls): Use insert_bypass.
9680 (output_internal_insn_latency_func): Output all bypasses with the
9681 same input insn in one switch case.
9683 * rtl.def (define_bypass): Describe bypass choice.
9684 * doc/md.texi (define_bypass): Ditto.
9686 2009-03-27 Richard Guenther <rguenther@suse.de>
9688 * gimplify.c (mark_addressable): Export.
9689 * tree-flow.h (mark_addressable): Declare.
9690 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
9691 * tree-ssa.c (verify_phi_args): Verify that address taken
9692 variables have TREE_ADDRESSABLE set.
9694 2009-03-27 Richard Guenther <rguenther@suse.de>
9696 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
9697 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
9698 Do not mark decls TREE_ADDRESSABLE.
9699 (build_fold_addr_expr): Adjust.
9700 (fold_addr_expr): Remove.
9701 (fold_unary): Use build_fold_addr_expr.
9702 (fold_comparison): Likewise.
9703 (split_address_to_core_and_offset): Likewise.
9704 * coverage.c (tree_coverage_counter_addr): Mark the array decl
9706 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
9707 (gimplify_modify_expr_to_memcpy): Mark source and destination
9709 * omp-low.c (create_omp_child_function): Mark the object decl
9711 (lower_rec_input_clauses): Mark the var we take the address of
9713 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
9715 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9718 * cfgexpand.c (expand_one_stack_var_at): Change alignment
9719 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
9721 2009-03-27 Richard Guenther <rguenther@suse.de>
9723 PR tree-optimization/39120
9724 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
9726 (handle_lhs_call): Process return constraints. Add escape
9727 constraints if necessary.
9728 (handle_const_call): Fill out return constraints. Make nested
9729 case more precise. Avoid consttmp if possible.
9730 (handle_pure_call): Fill out return constraints. Avoid
9731 callused if possible.
9732 (find_func_aliases): Simplify call handling.
9734 2009-03-27 Richard Guenther <rguenther@suse.de>
9736 PR tree-optimization/39120
9737 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
9738 as a representative.
9739 (solve_graph): Do propagate CALLUSED.
9740 (handle_pure_call): Use a scalar constraint from CALLUSED for
9742 (find_what_p_points_to): CALLUSED shall not appear in poins-to
9745 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9748 * c-common.c (handle_aligned_attribute): Properly check alignment
9749 overflow. Use (1U << i) instead of (1 << i).
9751 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
9753 * expr.h (get_mem_align_offset): Updated.
9755 * tree.h (tree_decl_common): Change align to "unsigned int" and
9756 move it before pointer_alias_set.
9758 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9759 Jakub Jelinek <jakub@redhat.com>
9762 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
9763 gr_register_operand with gr_reg_or_0_operand.
9764 (cmpxchg_rel_di): Likewise.
9765 (sync_lock_test_and_set<mode>): Likewise.
9767 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9769 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
9770 (true_regnum): Likewise.
9772 * rtlanal.c (subreg_info): Moved to ...
9773 * rtl.h (subreg_info): Here. New.
9774 (subreg_get_info): New.
9776 * rtlanal.c (subreg_get_info): Make it extern.
9778 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9781 * config/i386/i386.c (ix86_abi): New.
9782 (override_options): Handle -mabi=.
9783 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
9784 (ix86_call_abi_override): Likewise.
9785 (init_cumulative_args): Likewise.
9786 (function_arg_advance): Likewise.
9787 (function_arg_64): Likewise.
9788 (function_arg): Likewise.
9789 (ix86_pass_by_reference): Likewise.
9790 (ix86_function_value_regno_p): Likewise.
9791 (ix86_build_builtin_va_list_abi): Likewise.
9792 (setup_incoming_varargs_64): Likewise.
9793 (is_va_list_char_pointer): Likewise.
9794 (ix86_init_machine_status): Likewise.
9795 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
9796 (ix86_function_type_abi): Return enum calling_abi. Rewrite
9797 for 64bit. Replace DEFAULT_ABI with ix86_abi.
9798 (ix86_function_abi): Make it static and return enum calling_abi.
9799 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
9801 (ix86_fn_abi_va_list): Updated.
9803 * config/i386/i386.h (ix86_abi): New.
9804 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
9805 (CONDITIONAL_REGISTER_USAGE): Likewise.
9806 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
9807 (machine_function): Likewise.
9809 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
9811 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
9812 (STACK_BOUNDARY): Likewise.
9813 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
9815 * config/i386/i386.opt (mabi=): New.
9817 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
9818 return enum calling_abi.
9819 (ix86_function_type_abi): Likewise.
9820 (ix86_function_abi): Removed.
9822 * doc/invoke.texi: Document -mabi= option for x86.
9824 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9826 * builtins.c (real_dconstp): Delete.
9827 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
9829 2009-03-27 Dodji Seketeli <dodji@redhat.com>
9830 Jakub Jelinek <jakub@redhat.com>
9833 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
9834 (gen_subprogram_die): When a function is explicit, generate the
9835 DW_AT_explicit attribute.
9836 * langhooks.h (struct lang_hooks_for_decls): Add
9837 function_decl_explicit_p langhook.
9838 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
9839 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
9841 2009-03-27 Jakub Jelinek <jakub@redhat.com>
9843 * builtins.c (fold_builtin_memory_op): Optimize memmove
9844 into memcpy if we can prove source and destination don't overlap.
9846 * tree-inline.c: Include gt-tree-inline.h.
9847 (clone_fn_id_num): New variable.
9848 (clone_function_name): New function.
9849 (tree_function_versioning): Use it.
9850 * Makefile.in (GTFILES): Add tree-inline.c.
9852 2009-03-27 Mark Mitchell <mark@codesourcery.com>
9854 * BASE-VER: Change to 4.5.0.
9856 2009-03-27 Xinliang David Li <davidxl@google.com>
9858 PR tree-optimization/39557
9859 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
9861 2009-03-27 Xinliang David Li <davidxl@google.com>
9863 PR tree-optimization/39548
9864 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
9867 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9869 * c-common.c (pointer_int_sum): Use %wd on return from
9872 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9874 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
9875 on return from tree_low_cst.
9877 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
9880 * ginclude/stdarg.h (va_copy): Define also for
9881 __GXX_EXPERIMENTAL_CXX0X__.
9883 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9886 * builtins.h (c_strlen): Do not warn here.
9887 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9888 * c-common.c (pointer_int_sum): Take an explicit location.
9889 Warn about offsets out of bounds.
9890 * c-common.h (pointer_int_sum): Adjust declaration.
9892 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9894 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
9897 2009-03-26 Jakub Jelinek <jakub@redhat.com>
9900 * opts.c (warn_if_disallowed_function_p): Don't assume
9901 get_callee_fndecl must return non-NULL.
9903 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
9905 PR rtl-optimization/39522
9906 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
9907 when reg_reloaded_valid is set.
9909 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9911 * config/spu/divv2df3.c: New file.
9912 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
9913 (DPBIT_FUNCS): Filter out _div_df.
9915 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
9917 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
9918 a jump insn, count that jump in the distance to the loop start.
9920 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
9923 * config/sh/sh.c (calc_live_regs): Fix condition for global
9924 registers except PIC_OFFSET_TABLE_REGNUM.
9926 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
9929 * doc/invoke.texi (-mconsole): New.
9933 (-mnop-fun-dllimport): New.
9937 (sub section "i386 and x86-64 Windows Options"): New.
9939 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
9941 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
9942 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
9944 2009-03-25 Richard Guenther <rguenther@suse.de>
9947 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
9950 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
9952 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
9953 neither of haifa/selective schedulers are working.
9955 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9957 * doc/invoke.texi (Debugging Options): Fix description of
9958 -fno-merge-debug-strings.
9960 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
9962 * config/cris/libgcc.ver: New version-script.
9963 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
9965 * configure.ac <GAS features, nop mnemonic>: Add pattern
9966 crisv32-*-* for "nop".
9967 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
9968 * configure: Regenerate.
9970 2009-03-24 Ira Rosen <irar@il.ibm.com>
9972 PR tree-optimization/39529
9973 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
9974 mark_sym_for_renaming for the tag copied to the new vector
9977 2009-03-24 Arthur Loiret <aloiret@debian.org>
9979 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
9980 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
9981 EXTRA_SPEC_FUNCTIONS.
9982 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
9983 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
9984 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
9985 -march and -mtune options.
9987 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
9989 * config/m68k/t-rtems: Add m5329 multilib.
9991 2009-03-24 Dodji Seketeli <dodji@redhat.com>
9992 Jakub Jelinek <jakub@redhat.com>
9995 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
9998 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10001 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
10002 instead of c_parser_expression_conv, if original_code isn't one of the
10003 4 allowed comparison codes, fail.
10005 2009-03-23 Richard Guenther <rguenther@suse.de>
10007 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
10008 * tree.h (struct tree_type): Likewise.
10009 * reload.h (struct insn_chain): Likewise.
10010 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
10011 * function.h (struct function): Likewise.
10012 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
10014 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10016 PR tree-optimization/39516
10017 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
10019 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
10021 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
10022 should be set true if BITS_PER_WORD of target is bigger than 32
10024 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
10026 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
10027 Translate -B-options to -rpath-link. Correct existing
10028 rpath-link and conditionalize on !nostdlib.
10030 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10032 * doc/extend.texi (Function Attributes, Variable Attributes):
10034 * doc/invoke.texi (Debugging Options, Optimize Options)
10035 (i386 and x86-64 Options, MCore Options): Likewise.
10037 2009-03-20 Jakub Jelinek <jakub@redhat.com>
10040 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
10041 it for block local namespace aliases.
10042 (gen_decl_die): Pass context_die to gen_namespace_die.
10044 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10047 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
10048 minimum or maximum value.
10050 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
10052 * reginfo.c (globalize_reg): Recompute derived reg sets.
10054 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
10057 * libgcc2.c (mprotect): Do not use signed arguments for
10058 VirtualProtect, use DWORD arguments. Also fix the 'may
10059 be used uninitialized' warning for the np variable.
10061 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10064 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
10065 functions using regparm calling conventions when not optimizing.
10066 (ix86_function_sseregparm): Similarly for sseregparm calling
10069 2009-03-19 Li Feng <nemokingdom@gmail.com>
10071 PR middle-end/39500
10072 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
10073 dependence if the first conflict is after niter iterations.
10075 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
10077 PR middle-end/38609
10078 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
10079 functions with dynamic stack-pointer adjustments.
10081 2009-03-19 Ben Elliston <bje@au.ibm.com>
10083 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
10084 option; change to -msdata=data.
10086 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10088 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
10091 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
10094 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
10096 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
10098 * doc/invoke.texi (Code Gen Options): Expand discussion of
10101 2009-03-18 Jakub Jelinek <jakub@redhat.com>
10103 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
10104 * matrix-reorg.c (struct matrix_info): Likewise.
10105 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
10106 * rtl.h (struct mem_attrs): Likewise.
10107 * df.h (struct df): Likewise.
10108 * tree-data-ref.h (struct data_dependence_relation): Likewise.
10109 * ira-int.h (struct ira_allocno): Likewise.
10110 * df-scan.c (struct df_collection_rec): Likewise.
10111 * ira.c (struct equivalence): Likewise.
10112 * function.c (struct temp_slot): Likewise.
10113 * cfgloop.h (struct loop): Likewise.
10116 * function.c (use_register_for_decl): When not optimizing, disregard
10117 register keyword for variables with types containing methods.
10119 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
10121 PR middle-end/39447
10122 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
10123 (is_simple_operand): Call contains_component_ref_p before calling data
10124 reference analysis that would fail on COMPONENT_REFs.
10126 * tree-vrp.c (search_for_addr_array): Fix formatting.
10128 2009-03-18 Richard Guenther <rguenther@suse.de>
10130 * tree-vect-transform.c (vect_loop_versioning): Fold the
10131 generated comparisons.
10132 * tree-vectorizer.c (set_prologue_iterations): Likewise.
10133 (slpeel_tree_peel_loop_to_edge): Likewise.
10135 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10137 PR middle-end/37805
10138 * opts.c (print_specific_help): In addition to `undocumented',
10139 accept `separate' and `joined' flags if passed alone. Describe
10140 output by the first matched one of those.
10141 (common_handle_option): Skip over empty strings.
10142 * gcc.c (display_help): Fix help string for `--help='.
10143 * doc/invoke.texi (Option Summary, Overall Options): With
10144 `--help=', classes and qualifiers can both be repeated, but
10145 only the latter can be negated. One should not pass only
10146 negated qualifiers. Fix markup and examples.
10149 2008-10-14 Jakub Jelinek <jakub@redhat.com>
10150 PR middle-end/37805
10151 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
10152 and -fhelp=separate.
10154 2009-03-17 Jing Yu <jingyu@google.com>
10156 PR middle-end/39378
10157 * function.h (struct rtl_data): Move is_thunk from here...
10158 (struct function): ...to here.
10159 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
10160 * varasm.c (assemble_start_function): Change is_thunk from crtl to
10162 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
10164 (alpha_does_function_need_gp, alpha_start_function): Likewise.
10165 (alpha_output_function_end_prologue): Likewise.
10166 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
10167 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
10168 (rs6000_output_function_epilogue): Likewise.
10169 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10171 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
10174 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
10175 from different units in a single alternative.
10176 (*truncdfsf_i387): Ditto.
10177 (*truncxfsf2_mixed): Ditto.
10178 (*truncxfdf2_mixed): Ditto.
10180 2009-03-17 Jakub Jelinek <jakub@redhat.com>
10182 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
10183 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
10186 * tree-ssa-live.c (remove_unused_locals): Don't remove local
10187 unused non-artificial variables when not optimizing.
10190 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
10191 DW_TAG_imported_module even if decl is IMPORTED_DECL with
10192 NAMESPACE_DECL in its DECL_INITIAL.
10194 PR middle-end/39443
10195 * optabs.c (set_user_assembler_libfunc): New function.
10196 * expr.h (set_user_assembler_libfunc): New prototype.
10197 * c-common.c: Include libfuncs.h.
10198 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
10199 for memcmp, memset, memcpy, memmove and abort.
10200 * Makefile.in (c-common.o): Depend on libfuncs.h.
10203 * dwarf2out.c (gen_inlined_enumeration_type_die,
10204 gen_inlined_structure_type_die, gen_inlined_union_type_die,
10205 gen_tagged_type_instantiation_die): Removed.
10206 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
10209 2009-03-17 Janis Johnson <janis187@us.ibm.com>
10212 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
10214 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
10215 (check-parallel-%): Ditto.
10216 (check-consistency): Ditto.
10218 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
10220 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
10221 local variable rhs by NULL_TREE.
10223 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10226 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
10228 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10231 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
10233 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10236 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
10237 for ms->sysv ABI calls only in 64bit mode.
10239 * config/i386/i386.md (untyped_call): Support 32bit.
10241 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
10243 * doc/extend.texi: Replace x86_65 with x86_64.
10245 2009-03-16 Jakub Jelinek <jakub@redhat.com>
10247 PR tree-optimization/39455
10248 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
10249 mismatches for POINTER_TYPE_P (type).
10250 (number_of_iterations_le): Likewise.
10252 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10254 * config/picochip/picochip.c: Removed profiling support.
10255 * config/picochip/picochip.md: Removed profiling instruction.
10256 * config/picochip/picochip.h: Removed profiling builtin.
10258 2009-03-16 Joseph Myers <joseph@codesourcery.com>
10260 * doc/install.texi (--with-host-libstdcxx): Document.
10262 2009-03-14 Anatoly Sokolov <aesok@post.ru>
10265 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
10266 generate a warning if the function name does not begin with
10267 "__vector" and the function has either the 'signal' or 'interrupt'
10268 attribute, from here to ...
10269 (avr_declare_function_name): ...here. New function.
10270 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
10271 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
10273 2009-03-14 Jakub Jelinek <jakub@redhat.com>
10276 * cse.c (fold_rtx): Don't modify original const_arg1 when
10277 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
10278 separate variable instead.
10279 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
10280 from out of range shift counts.
10281 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
10283 2009-03-13 Catherine Moore <clm@codesourcery.com>
10285 * config/i386/x-mingw32 (host-mingw32.o): Replace
10286 diagnostic.h with $(DIAGNOSTIC_H).
10288 2009-03-12 Jakub Jelinek <jakub@redhat.com>
10291 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
10293 * config/i386/sync.md (sync_compare_and_swap<mode>,
10294 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
10295 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
10297 (sync_double_compare_and_swapdi_pic,
10298 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
10299 cmpxchg8b_pic_memory_operand instead of just memory_operand.
10301 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10304 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
10306 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10309 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10310 (avx_addsubv4df3): Likewise.
10311 (*avx_addsubv4sf3): Likewise.
10312 (sse3_addsubv4sf3): Likewise.
10314 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10317 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
10319 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
10322 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
10323 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10324 registers for allocnos created from user-defined variables.
10326 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10329 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
10330 of non-integer mode as well.
10332 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
10334 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
10335 for functions for which the parameter types are unknown.
10337 2009-03-11 Jakub Jelinek <jakub@redhat.com>
10340 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
10341 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
10342 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
10343 * config/i386/i386.c (ix86_local_alignment): For
10344 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
10345 long long variables on the stack to avoid dynamic realignment.
10346 Allow the first argument to be a decl rather than type.
10347 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
10349 2009-03-11 Nick Clifton <nickc@redhat.com>
10352 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
10354 Add description to mno-lsim option.
10355 * config/mcore/mcore.h: Remove comment about deprecated m4align
10357 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
10358 * doc/invoke.texi: Add description of mno-lsim and
10359 mstack-increment options.
10361 * config/fr30/fr30.opt: Document the -mno-lsim option.
10362 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
10363 and -mno-lsim options.
10365 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10367 * fold-const.c (fold_comparison): Only call fold_inf_compare
10368 if the mode supports infinities.
10370 2009-03-11 Jason Merrill <jason@redhat.com>
10373 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
10374 end already did. Notice GIMPLE_CALL modifications of the result.
10375 Don't copy debug information from an ignored decl or a decl from
10378 2009-03-10 Richard Guenther <rguenther@suse.de>
10379 Nathan Froyd <froydnj@codesourcery.com>
10381 PR middle-end/37850
10382 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
10383 (__divMODE3): Likewise.
10385 2009-03-09 Jakub Jelinek <jakub@redhat.com>
10387 PR tree-optimization/39394
10388 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
10389 DECL_SIZE_UNIT of variable length FIELD_DECLs.
10391 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10393 * recog.c (verfiy_changes): Disallow renaming of hard regs in
10394 inline asms for register asm ("") declarations.
10396 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
10398 * fold-const.c (fold_unary): Fix comment.
10400 2009-03-07 Jan Hubicka <jh@suse.cz>
10403 * tree-inline.c (setup_one_parameter): Do replacement of const
10404 argument by constant in SSA form.
10406 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10408 PR middle-end/38028
10409 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
10410 determine alignment passed to assign_stack_local.
10411 (assign_parms_unsplit_complex): Likewise.
10412 * except.c (sjlj_build_landing_pads): Likewise.
10414 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10416 PR middle-end/39360
10417 * tree-flow.h (add_referenced_var): Return bool instead of void.
10418 * tree-dfa.c (add_referenced_var): Return result of
10419 referenced_var_check_and_insert call.
10420 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
10421 of referenced_var_check_and_insert.
10424 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
10425 (gen_variable_die): Emit DW_AT_location on abstract static variable's
10426 DIE, don't emit it if abstract origin already has it.
10427 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
10428 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
10430 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10432 * genpreds.c (needs_variable): Fix parentheses at variable name
10434 (write_tm_constrs_h): Indent generated code.
10436 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10438 * doc/extend.texi (Function Attributes): Add documentation
10439 for isr attributes.
10441 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10444 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
10445 take locus from its DECL_SOURCE_LOCATION instead of input_location.
10447 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10449 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
10452 2009-03-05 Jakub Jelinek <jakub@redhat.com>
10455 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
10456 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
10458 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
10460 * config/i386/i386.md (R8_REG, R9_REG): New constants.
10461 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
10462 constants instead of magic numbers.
10463 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10465 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
10466 (x86_64_ms_abi_int_parameter_registers): Ditto.
10467 (x86_64_int_return_registers): Ditto.
10468 (ix86_maybe_switch_abi): Ditto.
10469 (ix86_expand_call): Ditto for clobbered_registers array.
10470 (ix86_hard_regno_mode_ok): Ditto.
10471 (x86_extended_QIreg_mentioned_p): Ditto.
10473 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
10475 PR tree-optimization/39349
10476 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
10478 * combine.c (gen_lowpart_for_combine): Use omode when generating
10481 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
10483 PR rtl-optimization/39235
10484 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
10486 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10488 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
10490 2009-03-04 Richard Guenther <rguenther@suse.de>
10492 PR tree-optimization/39362
10493 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
10494 that occur in abnormal PHIs should be varying.
10496 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10498 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
10500 (simple_iv): Take loop as an argument instead of statement.
10501 * tree-scalar-evolution.h (simple_iv): Declaration changed.
10502 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
10504 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
10506 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
10507 * matrix-reorg.c (analyze_transpose): Ditto.
10508 * tree-data-ref.c (dr_analyze_innermost): Ditto.
10509 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
10510 * tree-predcom.c (ref_at_iteration): Ditto.
10511 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
10513 2009-03-04 Richard Guenther <rguenther@suse.de>
10515 PR tree-optimization/39358
10516 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
10517 escaped_id and callused_id.
10518 (solve_graph): Likewise.
10520 2009-03-04 Richard Guenther <rguenther@suse.de>
10522 PR tree-optimization/39339
10523 * tree-sra.c (try_instantiate_multiple_fields): Make it
10524 no longer ICE on the above.
10526 2009-03-03 Joseph Myers <joseph@codesourcery.com>
10528 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
10529 that fits within Pmode.
10531 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10533 PR middle-end/10109
10534 * tm.texi (LIBCALL_VALUE): Update description.
10536 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10538 PR middle-end/34443
10539 * doc/extend.texi (section): Update description.
10541 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
10543 PR middle-end/39345
10544 * tree-inline.c (remapped_type): New.
10545 (can_be_nonlocal): Call remapped_type instead of remap_type.
10547 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10550 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
10551 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
10553 2009-03-03 Richard Guenther <rguenther@suse.de>
10555 PR middle-end/39272
10556 * tree.c (tree_nonartificial_location): New function.
10557 * tree.h (tree_nonartificial_location): Declare.
10558 * builtins.c (expand_builtin_memory_chk): Provide location
10559 of the call location for artificial function pieces.
10560 (maybe_emit_chk_warning): Likewise.
10561 (maybe_emit_sprintf_chk_warning): Likewise.
10562 (maybe_emit_free_warning): Likewise.
10563 * expr.c (expand_expr_real_1): Likewise.
10565 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10567 PR tree-optimization/39343
10568 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
10569 COMPONENT_REF t has ARRAY_TYPE.
10571 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
10573 PR middle-end/39335
10574 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
10575 when the type precision of the induction variable should be
10576 larger than the type precision of nit.
10577 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
10578 * graphite.c (graphite_loop_normal_form): Same.
10579 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
10581 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10583 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
10584 (*call_1_rex64_ms_sysv): Use named constants instead of magic
10585 numbers to describe clobbered registers.
10586 (*call_value_0_rex64_ms_sysv): Ditto.
10587 * config/i386/mmx.md (mmx_emms): Ditto.
10588 (mmx_femms): Ditto.
10590 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
10592 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
10595 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10597 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
10598 (spu_section_type_flags): New function.
10600 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10602 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
10603 reg_class_contents of FLOAT_REGS into a temporary.
10605 2009-03-02 Richard Guenther <rguenther@suse.de>
10606 Ira Rosen <irar@il.ibm.com>
10608 PR tree-optimization/39318
10609 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
10610 information to the vectorized statement.
10612 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
10614 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
10615 variable. Use defined names instead of magic constants for REX SSE
10618 2009-03-01 Richard Guenther <rguenther@suse.de>
10620 PR tree-optimization/39331
10621 * omp-low.c (lower_send_shared_vars): Do not receive new
10622 values for the reference of DECL_BY_REFERENCE parms or results.
10624 2009-03-01 Jan Hubicka <jh@suse.cz>
10627 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
10628 BLOCK_NONLOCALIZED_VAR): New macros.
10629 (tree_block): Add nonlocalized_vars.
10630 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
10631 gen_decl_die): Add origin argument. Allow generation of die with
10632 origin at hand only.
10633 (gen_member_die, gen_type_die_with_usage, force_decl_die,
10634 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
10636 (gen_block_die): Fix checking for unused blocks.
10637 (process_scope_var): Break out from .... ; work with origins only.
10638 (decls_for_scope) ... here; process nonlocalized list.
10639 (dwarf2out_ignore_block): Look for nonlocalized vars.
10640 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
10642 (dump_scope_block): Dump them.
10643 * tree-inline.c (remap_decls): Handle nonlocalized vars.
10644 (remap_block): Likewise.
10645 (can_be_nonlocal): New predicate.
10646 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
10648 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10650 * configure: Regenerate.
10652 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10654 * optc-gen.awk: No need to duplicate option flags twice.
10655 Reuse help texts for duplicate options which do not have any.
10657 * gcc.c (display_help): Document --version.
10659 * gcc.c (main): If print_help_list and verbose_flag, ensure
10660 driver output comes before subprocess output.
10662 * optc-gen.awk: Assign all remaining fields to help string,
10663 space-separated, for multi-line help in *.opt.
10665 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
10666 -Wno-pedantic-ms-format is for MinGW targets only.
10668 * doc/options.texi (Option file format): Fix bad indentation,
10669 restoring dropped sentence.
10671 2009-02-28 Jan Hubicka <jh@suse.cz>
10673 * tree-inline.c (tree_function_versioning): Output debug info.
10675 2009-02-28 Jan Hubicka <jh@suse.cz>
10678 * tree-inline.c (setup_one_parameter): Do not copy propagate
10679 arguments when not optimizing.
10681 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
10684 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10685 (avx_addsubv4df3): Likewise.
10686 (*avx_addsubv4sf3): Likewise.
10687 (sse3_addsubv4sf3): Likewise.
10688 (*avx_addsubv2df3): Likewise.
10689 (sse3_addsubv2df3): Likewise.
10690 (avx_unpckhps256): Correct item selectors.
10691 (avx_unpcklps256): Likewise.
10692 (avx_unpckhpd256): Likewise.
10693 (avx_unpcklpd256): Likewise.
10695 2009-02-28 Jan Hubicka <jh@suse.cz>
10697 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
10699 (copy_arguments_for_versioning): If var is declared don't declare it.
10700 (tree_function_versioning): First setup substitutions and then copy
10703 2009-02-27 Jan Hubicka <jh@suse.cz>
10706 * cgraph.h (varpool_output_debug_info): Remove.
10707 * cgraphunit.c (varpool_output_debug_info): Remove.
10708 * dwarf2out.c (deferred_locations_struct): New struct
10709 (deferred_locations): New type.
10710 (deferred_locations_list): New static var.
10711 (deffer_location): New function.
10712 (gen_variable_die): Use it.
10713 (decls_for_scope): Output info on local static vars.
10714 (dwarf2out_finish): Process deferred locations.
10715 * varpool.c (varpool_output_debug_info): Remove.
10717 2009-02-27 Jan Hubicka <jh@suse.cz>
10720 * tree.h (TREE_PROTECTED): Fix comment.
10721 (BLOCK_HANDLER_BLOCK): Remove.
10722 (struct tree_block): Remove handler_block add body_block.
10723 (inlined_function_outer_scope_p): New.
10724 (is_body_block): Remove.
10725 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
10726 * dwarf2out.c (is_inlined_entry_point): Remove.
10727 (add_high_low_attributes): Use inlined_function_outer_scope_p.
10728 (gen_block_die): Use is_inlined_entry_point check. Remove body block
10730 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
10731 * gimplify.c (gimplify_expr): Gimplify body blocks.
10732 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
10733 block with multiple subblocks.
10734 (dump_scope_block): Prettier output; dump more flags and info.
10735 (dump_scope_blocks): New.
10736 (remove_unused_locals): Use dump_scope_blocks.
10737 * tree-flow.h (dump_scope_blocks): Declare.
10738 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
10739 * stmt.c (is_body_block): Remove.
10740 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
10741 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
10743 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
10745 PR middle-end/39308
10746 * graphite.c (graphite_loop_normal_form): Do not call
10747 number_of_iterations_exit from a gcc_assert.
10749 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10751 * config/s390/s390.c (s390_swap_cmp): Look for conditional
10752 jumps if COND is NULL.
10753 (find_cond_jump): New function.
10754 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
10755 * config/s390/s390.md: Remove z10_cobra attribute value.
10757 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
10759 * config/alpha/alpha.h (alpha_expand_mov): Return false if
10760 force_const_mem returns NULL_RTX.
10762 2009-02-26 Jan Hubicka <jh@suse.cz>
10765 * cgraph.h (varpool_output_debug_info): Remove.
10766 * cgraphunit.c (varpool_output_debug_info): Remove.
10767 * dwarf2out.c (deferred_locations_struct): New struct
10768 (deferred_locations): New type.
10769 (deferred_locations_list): New static var.
10770 (deffer_location): New function.
10771 (gen_variable_die): Use it.
10772 (decls_for_scope): Output info on local static vars.
10773 (dwarf2out_finish): Process deferred locations.
10774 * varpool.c (varpool_output_debug_info): Remove.
10776 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
10778 PR rtl-optimization/39241
10779 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
10780 to subreg_offset_representable_p.
10782 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
10784 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
10785 execute function prototype. Get f and nregs from max_reg_num
10786 and get_insns. Remove the first backward pass as it's dead,
10787 guard the forward pass by flag_expensive_optimizations.
10788 (rest_of_handle_regmove): Delete.
10789 (pass_regmove): Replace it with regmove_optimize.
10791 2009-02-25 Martin Jambor <mjambor@suse.cz>
10793 PR tree-optimization/39259
10794 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
10795 calls_alloca function flags.
10796 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
10797 calls are detected.
10799 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
10801 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
10802 flags_set_1_rtx, flags_set_1_set): Delete.
10803 (regmove_optimize): Do not call mark_flags_life_zones.
10805 2009-02-24 Julian Brown <julian@codesourcery.com>
10808 * config/arm/arm.c (require_pic_register): Only set
10809 cfun->machine->pic_reg once per function.
10811 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
10813 * doc/invoke.texi (Link Options): Document an easier way to pass
10814 options that take arguments to the GNU linker using -Xlinker and -Wl.
10816 2009-02-24 Steve Ellcey <sje@cup.hp.com>
10819 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
10821 2009-02-24 Richard Guenther <rguenther@suse.de>
10824 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
10826 2009-02-24 Richard Guenther <rguenther@suse.de>
10827 Zdenek Dvorak <ook@ucw.cz>
10829 PR tree-optimization/39233
10830 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
10831 from converting them to a generic type.
10833 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
10835 PR tree-optimization/39260
10836 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
10837 contains a condition with a real type.
10838 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
10840 2009-02-23 Jason Merrill <jason@redhat.com>
10843 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
10844 narrowing_initializer_constant_valid_p.
10845 (narrowing_initializer_constant_valid_p): Don't return
10846 null_pointer_node for adding a pointer to itself.
10848 2009-02-23 Jan Hubicka <jh@suse.cz>
10851 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
10854 2009-02-23 Jan Hubicka <jh@suse.cz>
10856 PR tree-optimization/37709
10857 * tree.c (block_ultimate_origin): Move here from dwarf2out.
10858 * tree.h (block_ultimate_origin): Declare.
10859 * dwarf2out.c (block_ultimate_origin): Move to tree.c
10860 * tree-ssa-live.c (remove_unused_scope_block_p):
10861 Eliminate blocks containig no instructions nor live variables nor
10863 (dump_scope_block): New function.
10864 (remove_unused_locals): Enable removal of dead blocks by default;
10865 enable dumping at TDF_DETAILS.
10867 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10869 * config/i386/i386.c (classify_argument): Don't allow COImode
10871 (function_arg_advance_32): Don't allow OImode.
10872 (function_arg_32): Likewise.
10873 (function_value_32): Likewise.
10874 (return_in_memory_32): Likewise.
10875 (function_arg_64): Remove OImode comment.
10877 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10880 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
10881 ix86_expand_vector_set for V4DImode in 64bit mode only.
10882 (ix86_expand_vector_init_one_var): Likewise.
10884 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
10886 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
10888 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
10891 * loop-iv.c: Revert last change.
10892 * emit-rtl.c: Likewise.
10894 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10897 * config/i386/i386.c (type_natural_mode): Remove an extra
10898 space in the warning message.
10899 (function_value_32): Handle 32-byte vector modes.
10900 (return_in_memory_32): Likewise.
10902 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
10904 * loop-iv.c (truncate_value): New function.
10905 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
10907 (lowpart_subreg): Move to...
10908 * emit-rtl.c: ...here.
10910 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
10912 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
10913 accidental and undocumented change at revision 140860.
10915 2009-02-21 Joseph Myers <joseph@codesourcery.com>
10917 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
10918 take gimple_seq * arguments.
10919 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
10920 types_compatible_p langhook.
10922 2009-02-20 Mark Mitchell <mark@codesourcery.com>
10923 Joseph Myers <joseph@codesourcery.com>
10925 * config/arm/arm.c (arm_builtin_va_list): New function.
10926 (arm_expand_builtin_va_start): Likewise.
10927 (arm_gimplify_va_arg_expr): Likewise.
10928 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
10929 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
10930 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
10931 (va_list_type): New variable.
10932 (arm_mangle_type): Mangle va_list_type appropriately.
10934 2009-02-20 Jakub Jelinek <jakub@redhat.com>
10936 PR middle-end/39157
10937 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
10938 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
10939 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
10940 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
10941 parameter to 1000 for -O1 by default.
10942 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
10944 * loop-invariant.c: Include params.h.
10945 (move_loop_invariants): Don't call move_single_loop_invariants on
10948 2009-02-20 Jaka Mocnik <jaka@xlab.si>
10950 * calls.c (emit_library_call_value_1): Use slot_offset instead of
10951 offset when calculating bounds for indexing stack_usage_map. Fixes
10952 a buffer overflow with certain target setups.
10954 2009-02-20 Jakub Jelinek <jakub@redhat.com>
10957 * calls.c (expand_call): Clear try_tail_call if caller and callee
10958 disagree in promotion of function return value.
10960 2009-02-19 Jakub Jelinek <jakub@redhat.com>
10963 * c-common.c (c_determine_visibility): If visibility changed and
10964 DECL_RTL has been already set, call make_decl_rtl to update symbol
10967 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
10970 * varasm.c (assemble_variable): Don't check DECL_NAME when
10971 globalizing a variable.
10973 2009-02-19 Joseph Myers <joseph@codesourcery.com>
10976 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
10977 expression before any __builtin_trap call.
10978 * c-typeck.c (build_function_call): Convert and check function
10979 arguments before generating a call to a trap. Evaluate the
10980 function arguments before the trap.
10982 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
10985 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
10986 (UNSPEC_FXAM_MEM): New unspec.
10987 (fxam<mode>2_i387_with_temp): New insn and split pattern.
10988 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
10989 memory using fxam<mode>2_i387_with_temp to remove excess precision.
10991 2009-02-19 Richard Guenther <rguenther@suse.de>
10993 PR tree-optimization/39207
10994 PR tree-optimization/39074
10995 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
10996 storedanything_tree): New.
10997 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
10998 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
10999 (build_succ_graph): Add edges from STOREDANYTHING to all
11001 (init_base_vars): Initialize STOREDANYTHING.
11002 (compute_points_to_sets): Free substitution info after
11003 building the succ graph.
11004 (ipa_pta_execute): Likewise.
11006 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
11008 (do_ds_constraint): Do not add to special var or non-pointer
11010 (type_could_have_pointers): Split out from ...
11011 (could_have_pointers): ... here. For arrays use the element type.
11012 (create_variable_info_for): Initialize may_have_pointers.
11013 (new_var_info): Likewise.
11014 (handle_lhs_call): Make the HEAP variable unknown-sized.
11015 (intra_create_variable_infos): Use a type with pointers for
11016 PARM_NOALIAS, make it unknown-sized.
11018 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
11021 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
11023 2009-02-18 Jason Merrill <jason@redhat.com>
11026 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
11027 value if DECL_EXTERNAL.
11028 * tree-sra.c (sra_walk_gimple_assign): Likewise.
11029 * target.h (gcc_target::binds_local_p): Clarify "module".
11030 * tree.h (TREE_PUBLIC): Clarify "module".
11032 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
11035 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
11036 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
11038 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
11041 * c.opt (Wabi): Support C and ObjC.
11044 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
11046 * config/i386/i386.c (classify_argument): Warn once about the ABI
11047 change when passing union with long double.
11049 * doc/invoke.texi: Update -Wabi for warning psABI changes.
11051 2009-02-18 Joseph Myers <joseph@codesourcery.com>
11054 * c-parser.c (c_parser_compound_statement): Always enter and leave
11057 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11060 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
11062 2009-02-18 Jakub Jelinek <jakub@redhat.com>
11064 PR tree-optimization/36922
11065 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
11066 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
11069 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11071 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
11074 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11076 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
11078 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11080 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
11083 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
11084 Richard Sandiford <rdsandiford@googlemail.com>
11086 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
11087 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
11088 (loongson_biadd): ...this.
11090 2009-02-17 Richard Guenther <rguenther@suse.de>
11092 PR tree-optimization/39202
11093 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
11094 a var make sure to follow existing collapses.
11096 2009-02-17 Richard Guenther <rguenther@suse.de>
11098 PR middle-end/39214
11099 * langhooks.c (lhd_print_error_function): Check for NULL block.
11101 2009-02-17 Richard Guenther <rguenther@suse.de>
11103 PR tree-optimization/39204
11104 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
11107 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
11109 * config/soft-fp/double.h: Update from glibc CVS.
11111 2009-02-17 Richard Guenther <rguenther@suse.de>
11113 PR tree-optimization/39207
11114 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
11115 strict-aliasing warnings for pointers pointing to NULL.
11117 2009-02-16 Joseph Myers <joseph@codesourcery.com>
11120 * c-parser.c (c_parser_braced_init): Call pop_init_level when
11121 skipping until next close brace.
11123 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
11126 * config/i386/i386.c (ix86_expand_push): Set memory alignment
11127 to function argument boundary.
11129 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11131 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
11132 in the lea_add. Reload eventually constraints it properly.
11133 * config/picochip/constraints.md: Remove the target constraint
11134 "b", since it is not needed anymore.
11136 2009-02-16 Jakub Jelinek <jakub@redhat.com>
11138 * gthr-dce.h: Uglify function parameter and local variable names.
11139 * gthr-gnat.h: Likewise.
11140 * gthr-mipssde.h: Likewise.
11141 * gthr-nks.h: Likewise.
11142 * gthr-posix95.h: Likewise.
11143 * gthr-posix.h: Likewise.
11144 * gthr-rtems.h: Likewise.
11145 * gthr-single.h: Likewise.
11146 * gthr-solaris.h: Likewise.
11147 * gthr-tpf.h: Likewise.
11148 * gthr-vxworks.h: Likewise.
11149 * gthr-win32.h: Likewise.
11151 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
11154 * config/i386/i386.md: Restrict the new peephole2 to move
11155 between MMX/SSE registers.
11157 2009-02-15 Richard Guenther <rguenther@suse.de>
11160 2009-02-13 Richard Guenther <rguenther@suse.de>
11162 * configure.ac: Enable LFS.
11163 * configure: Re-generate.
11164 * config.in: Likewise.
11166 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11168 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
11169 spu_srqwbyte, spu_srqwbytebc): Define.
11170 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
11171 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
11172 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
11173 "shrqby_<mode>"): New insn-and-split patterns.
11174 * config/spu/spu.c (expand_builtin_args): Determine and return
11175 number of operands using spu_builtin_description data.
11176 (spu_expand_builtin_1): Use it.
11178 2009-02-13 Steve Ellcey <sje@cup.hp.com>
11181 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
11184 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11187 * config/i386/i386.c (override_options): Correct warning
11188 messages for -malign-loops, -malign-jumps and -malign-functions.
11190 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11193 * config/i386/i386.md: Restrict the new peephole2 to move
11194 between the general purpose registers.
11196 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11199 * config/i386/i386.c (type_natural_mode): Add a new argument.
11200 Return the original mode and warn ABI change if vector size is 32byte.
11201 (function_arg_advance): Updated.
11202 (function_arg): Likewise.
11203 (ix86_function_value): Likewise.
11204 (ix86_return_in_memory): Likewise.
11205 (ix86_sol10_return_in_memory): Likewise.
11206 (ix86_gimplify_va_arg): Likewise.
11207 (function_arg_32): Don't warn ABX ABI change here.
11208 (function_arg_64): Likewise.
11210 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
11212 * loop-iv.c (implies_p): In the final case, test that operands 0
11213 of the two comparisons match.
11215 * config/bfin/bfin.c (find_prev_insn_start): New function.
11216 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
11217 (find_next_insn_start): Move.
11219 2009-02-13 Richard Guenther <rguenther@suse.de>
11221 * configure.ac: Enable LFS.
11222 * configure: Re-generate.
11223 * config.in: Likewise.
11225 2009-02-13 Joseph Myers <joseph@codesourcery.com>
11228 * c-parser.c (c_parser_parms_list_declarator): Discard pending
11229 sizes on syntax error after some arguments have been parsed.
11231 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11233 * doc/invoke.texi (-fira): Remove.
11235 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11237 * caller-save.c: Replace regclass.c with reginfo.c in comments.
11238 * recog.c: Likewise.
11241 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
11243 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
11244 (umul_ppmm): Likewise.
11245 (count_leading_zeros): Likewise.
11246 (count_trailing_zeros): Likewise.
11247 (UMUL_TIME): Likewise.
11249 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11251 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
11252 soft-fp/t-softfp to tmake_file.
11254 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
11255 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
11256 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
11257 IA64_BUILTIN_INFQ]: New.
11258 (ia64_init_builtins): Initialize __builtin_infq,
11259 __builtin_fabsq and __builtin_copysignq if not HPUX.
11260 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
11261 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
11263 * config/ia64/lib1funcs.asm (__divtf3): Define only if
11265 (__fixtfti): Likewise.
11266 (__fixunstfti): Likewise.
11267 (__floattitf): Likewise.
11269 * config/ia64/libgcc-glibc.ver: New.
11270 * config/ia64/t-fprules-softfp: Likewise.
11271 * config/ia64/sfp-machine.h: Likewise.
11273 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
11274 (LIBGCC2_TF_CEXT): Likewise.
11275 (TF_SIZE): Likewise.
11276 (TARGET_INIT_LIBFUNCS): Likewise.
11278 * config/ia64/t-glibc (SHLINB_MAPFILES):
11279 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
11281 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11283 * config/i386/i386.c (construct_container): Rewrite processing
11284 BLKmode with X86_64_SSE_CLASS.
11286 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
11289 * config/i386/i386.md: Replace simplify_replace_rtx with
11290 replace_rtx in the new peephole2.
11292 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
11294 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
11295 loop unrolling do not happen at -O2.
11297 2009-02-12 Michael Matz <matz@suse.de>
11299 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
11301 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11303 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
11306 2009-02-12 Ben Elliston <bje@au.ibm.com>
11308 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
11309 patterns when updating the back chain. Missed in the 2009-02-10
11312 2009-02-11 Janis Johnson <janis187@us.ibm.com>
11314 * doc/extend.texi (Decimal Floating Types): Update identifier of
11315 draft TR and list of missing support.
11317 2009-02-11 Jakub Jelinek <jakub@redhat.com>
11319 PR middle-end/39154
11320 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
11321 bit to variable length decl's flags, add it also to its
11322 pointer replacement variable.
11324 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
11325 Jakub Jelinek <jakub@redhat.com>
11328 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
11329 (memory_blockage): New expander.
11330 (*memory_blockage): New insn pattern.
11331 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
11332 instead of general blockage at the end of function prologue when
11333 frame pointer is used to access red zone area. Do not emit blockage
11334 when profiling, it is emitted in generic code.
11335 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
11336 function epilogue when frame pointer is used to access red zone area.
11338 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
11341 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
11342 by arithmetic with memory operands.
11343 * config/i386/predicates.md (commutative_operator): New.
11345 2009-02-10 Janis Johnson <janis187@us.ibm.com>
11347 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
11350 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
11352 * alias.h (record_alias_subset): Declare.
11353 * alias.c (record_alias_subset): Make global.
11355 2009-02-10 Nick Clifton <nickc@redhat.com>
11357 * tree-parloops.c: Change license to GPLv3.
11358 * ipa-struct-reorg.c: Change license to GPLv3.
11359 * ipa-struct-reorg.h: Change license to GPLv3.
11361 2009-02-10 Steve Ellcey <sje@cup.hp.com>
11364 * c-decl.c (start_struct): Return NULL on error.
11366 2009-02-10 Jakub Jelinek <jakub@redhat.com>
11368 PR middle-end/39124
11369 * cfgloopmanip.c (remove_path): Call remove_bbs after
11370 cancel_loop_tree, not before it.
11373 * function.h (struct function): Add has_local_explicit_reg_vars bit.
11374 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
11375 VAR_DECLs were seen.
11376 * tree-ssa-live.c (remove_unused_locals): Recompute
11377 cfun->has_local_explicit_reg_vars.
11378 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
11379 copies or clearings if cfun->has_local_explicit_reg_vars.
11381 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
11384 * config/i386/i386.c (expand_prologue): Emit blockage at the end
11385 of function prologue when frame pointer is used to access
11388 2009-02-10 Richard Guenther <rguenther@suse.de>
11390 PR middle-end/39127
11391 * gimplify.c (gimple_regimplify_operands): Always look if
11392 we need to create a temporary.
11394 2009-02-10 Richard Guenther <rguenther@suse.de>
11396 PR tree-optimization/39132
11397 * tree-loop-distribution.c (todo): New global var.
11398 (generate_memset_zero): Trigger TODO_rebuild_alias.
11399 (tree_loop_distribution): Return todo.
11401 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
11404 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
11405 (x86_64_reg_class_name): Removed.
11406 (classify_argument): Return 0 if bytes > 32. Return 0 if the
11407 first one isn't X86_64_SSE_CLASS or any other ones aren't
11408 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
11409 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
11410 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
11411 and 3 X86_64_SSEUP_CLASS.
11412 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
11413 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
11415 2009-02-10 Ben Elliston <bje@au.ibm.com>
11417 * config/rs6000/rs6000.md (allocate_stack): Always use an update
11418 form instruction to update the stack back chain word, even if the
11419 user has disabled the generation of update instructions.
11420 (movdi_<mode>_update_stack): New.
11421 (movsi_update_stack): Likewise.
11422 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
11423 always use an update form instruction to update the stack back
11426 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
11428 PR middle-end/38953
11429 * graphite.c (if_region_set_false_region): After moving a region in
11430 the false branch of a condition, remove the empty dummy basic block.
11431 (gloog): Remove wrong fix for PR38953.
11433 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11435 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
11436 generation due to implicit sign extension.
11438 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
11440 PR middle-end/38981
11441 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
11442 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
11444 2009-02-09 Richard Guenther <rguenther@suse.de>
11446 PR middle-end/35202
11447 * convert.c (convert_to_real): Disable (float)fn((double)x)
11448 to fnf(x) conversion if errno differences may occur and
11449 -fmath-errno is set.
11451 2009-02-07 Anatoly Sokolov <aesok@post.ru>
11453 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
11454 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11455 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11457 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11460 * c-common.c (handle_alias_attribute): Disallow attribute for
11461 anything not a FUNCTION_DECL or VAR_DECL.
11463 2009-02-06 Janis Johnson <janis187@us.ibm.com>
11466 * real.c (do_compare): Special-case compare of zero against
11467 decimal float value.
11469 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11472 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
11473 as indicating flexible array members unless the field itself is
11474 being declarared as the incomplete array.
11476 2009-02-06 Jan Hubicka <jh@suse.cz>
11478 PR tree-optimization/38844
11479 * ipa-inline.c (try_inline): Stop inlining recursion when edge
11480 is already inlined.
11482 2009-02-06 Richard Guenther <rguenther@suse.de>
11484 PR middle-end/38977
11485 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
11486 fork because we may expand it as __gcov_fork.
11488 2009-02-06 Nick Clifton <nickc@redhat.com>
11490 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
11492 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
11494 PR tree-optimization/35659
11495 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
11496 vn_phi_eq): Shortcut if hashcode does not match.
11497 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
11499 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
11500 and avoid iterative_hash_expr.
11501 (FOR_EACH_VALUE_ID_IN_SET): New.
11502 (value_id_compare): Remove.
11503 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
11504 sort expressions by value id.
11506 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
11509 * config/sh/predicates.md (general_movsrc_operand): Don't check
11510 the subreg of system registers here.
11512 2009-02-05 Jakub Jelinek <jakub@redhat.com>
11515 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
11516 on the copied decl.
11518 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
11520 PR rtl-optimization/39110
11521 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
11522 addresses, not aligned ones.
11524 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
11525 Richard Guenther <rguenther@suse.de>
11527 PR tree-optimization/39100
11528 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
11529 comment says and add edges.
11531 2009-02-05 Joseph Myers <joseph@codesourcery.com>
11534 * c-common.c (handle_tls_model_attribute): Ignore attribute for
11535 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
11537 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
11539 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
11540 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
11541 register_bb_in_sese, new_sese, free_sese): Moved.
11542 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
11543 outermost_loop_in_scop, build_scop_iteration_domain,
11544 expand_scalar_variables_ssa_name, get_vdef_before_scop,
11545 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
11546 Use loop_in_sese_p instead of loop_in_scop_p.
11547 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
11548 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
11549 (scopdet_basic_block_info): Fix bug in scop detection.
11550 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
11551 eq_loop_to_cloog_loop): Remove.
11552 (nb_loops_around_loop_in_scop, nb_loop
11553 ref_nb_loops): Moved here...
11554 * graphite.h (ref_nb_loops): ... from here.
11555 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
11556 (loop_domain_dim, loop_iteration_vector_dim): Remove.
11557 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
11558 * testsuite/gcc.dg/graphite/scop-19.c: New
11560 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
11561 Hans-Peter Nilsson <hp@axis.com>
11563 PR rtl-optimization/37889
11564 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
11565 Move offset handling from PLUS to before the switch. Use new
11566 arguments when considering SYMBOL_REFs too.
11567 (rtx_addr_can_trap_p): Pass dummy offset and size.
11568 (enum may_trap_p_flags): Remove.
11569 (may_trap_p_1): Pass size from MEM_SIZE.
11571 PR rtl-optimization/38921
11572 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
11573 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
11574 * rtlanal.c (may_trap_after_code_motion_p): Delete.
11575 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
11577 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
11579 AVX Programming Reference (January, 2009)
11580 * config/i386/sse.md (*vpclmulqdq): New.
11582 2009-02-04 Jakub Jelinek <jakub@redhat.com>
11584 PR tree-optimization/38977
11585 PR gcov-profile/38292
11586 * calls.c (special_function_p): Disregard __builtin_ prefix.
11588 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
11590 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
11591 non-indexable addresses even before reload.
11593 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11596 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
11597 as having variable size. Do not give an error for unnamed
11598 parameters with [*] declarators. Give a warning for type names
11599 with [*] declarators and mark them as variable size.
11600 * c-parser.c (c_parser_sizeof_expression): Do not give an error
11601 for sizeof applied to [*] type names.
11603 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11606 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
11608 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11610 * gcc.c (process_command): Update copyright notice dates.
11611 * gcov.c (print_version): Likewise.
11612 * gcov-dump.c (print_version): Likewise.
11613 * mips-tfile.c (main): Likewise.
11614 * mips-tdump.c (main): Likewise.
11616 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11619 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
11620 for composite type involving a zero-length array type.
11622 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11625 * function.c (match_asm_constraints_1): Skip over
11626 initial optional % in the constraint.
11628 PR inline-asm/39059
11629 * c-parser.c (c_parser_postfix_expression): If fixed point is not
11630 supported, don't accept FIXED_CSTs.
11631 * c-decl.c (finish_declspecs): Error if fixed point is not supported
11632 and _Sat is used without _Fract/_Accum. Set specs->type to
11633 integer_type_node for cts_fract/cts_accum if fixed point is not
11636 2009-02-02 Catherine Moore <clm@codesourcery.com>
11638 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
11640 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
11642 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
11643 (ABI_HAS_64BIT_SYMBOLS): Use it.
11644 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
11646 2009-02-02 Paul Brook <paul@codesourcery.com>
11648 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
11650 2009-02-02 Jakub Jelinek <jakub@redhat.com>
11652 PR inline-asm/39058
11653 * recog.h (asm_operand_ok): Add constraints argument.
11654 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
11655 recurse on matching constraint.
11656 (check_asm_operands): Pass constraints as 3rd argument to
11657 asm_operand_ok. Don't look up matching constraint here.
11658 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
11661 2009-02-02 Ben Elliston <bje@au.ibm.com>
11663 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
11664 TARGET_NARROW_VOLATILE_BITFIELD macro names.
11666 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11668 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
11669 information. Remove some obsolete information. Reorganize.
11671 * config/pa/fptr.c: Revert license to GPL 2.
11672 * config/pa/milli64.S: Likewise.
11674 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11677 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
11678 LIBRARY name in, instead of hard-coding it.
11679 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
11680 extra target make frag to tmake_files according to EH model.
11681 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
11682 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
11683 frags that define makefile variable EH_MODEL appropriately.
11684 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
11685 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
11686 to "-sjlj" according to type of EH configured.
11687 (LIBGCC_SONAME): Concatenate it to shared library base name.
11688 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
11689 to "_sjlj" according to type of EH configured.
11690 (LIBGCC_SONAME): Concatenate it to shared library base name.
11691 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
11692 (SHLIB_LINK): Add missing semicolon to if-else construct.
11693 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11694 string value of "pe_dll" command-line option.
11695 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
11696 (SHLIB_SONAME): Use it when overriding t-cygming default.
11697 (SHLIB_IMPLIB): Override t-cygming default.
11698 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11699 string value of "pe_dll" command-line option.
11701 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11704 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
11705 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
11707 2009-01-31 Richard Guenther <rguenther@suse.de>
11709 PR tree-optimization/38937
11710 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
11711 computing the transitive closure.
11713 2009-01-30 Richard Guenther <rguenther@suse.de>
11715 PR tree-optimization/39041
11716 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11717 Propagate variable indices only if the types match for this stmt.
11719 2009-01-30 Jakub Jelinek <jakub@redhat.com>
11722 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
11723 inline but never defined.
11725 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
11727 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
11728 (*insv_h_di_reg_extimm): New insn.
11729 (*insv_l<mode>_reg_extimm): New insn.
11731 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11733 * config/picochip/picochip.c (flag_conserve_stack): set
11734 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
11735 fconserve-stack. Reduce call-overhead used by inliner.
11737 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11740 * common.opt (flag_conserve_stack): Initialised to zero.
11742 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
11745 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
11746 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
11749 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
11751 * ira-color.c (allocno_reload_assign): Update comments.
11752 * regmove.c (regmove_optimize): Likewise.
11756 2009-01-29 Robert Millan <rmh@aybabtu.com>
11758 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
11759 * config/i386/kopensolaris-gnu.h: New file. Undefine
11760 `MD_UNWIND_SUPPORT'.
11761 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
11763 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
11765 PR tree-optimization/39007
11766 * tree-loop-distribution.c (generate_builtin): Use
11767 recompute_dominator to compute the immediate dominator of the
11768 basic block just after the loop.
11770 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11772 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
11773 (ASM_OUTPUT_DWARF_PCREL): Define.
11775 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
11777 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
11778 * doc/passes.texi: Remove entries about regclass, local-alloc, and
11779 global. Modify entries about regmove and IRA.
11781 * ra-conflict.c: Remove the file.
11783 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
11785 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
11786 (pass_regclass_init): Rename to pass_reginfo_init.
11788 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
11790 * toplev.h (flag_ira): Remove.
11792 * caller-save.c (setup_save_areas): Remove flag_ira.
11794 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
11796 * global.c: Remove the file.
11798 * opts.c (decode_options): Remove flag_ira.
11800 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
11802 * regmove.c: Modify file description.
11803 (find_use_as_address, try_auto_increment): Define them only if
11804 AUTO_INC_DEC is defined.
11805 (replacement_quality, replace_in_call_usage, fixup_match_1,
11806 stable_and_no_regs_but_for_p): Remove.
11807 (reg_set_in_bb): Make it static.
11808 (regmove_optimize): Remove flag_ira and code which worked for
11811 * local-alloc.c: Remove the file.
11813 * common.opt (fira): Remove.
11815 * ira.c: Include except.h.
11816 (eliminable_regset): Move from global.c.
11817 (mark_elimination): Ditto. Remove flag_ira.
11818 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
11819 equiv_mem_modified, validate_equiv_mem_from_store,
11820 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
11821 contains_replace_regs, memref_referenced_p, memref_used_between_p,
11822 no_equiv, recorded_label_ref): Move from local-alloc.c.
11823 (update_equiv_regs): Ditto. Make it static.
11824 (print_insn_chain, print_insn_chains): Move it from global.c.
11825 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
11826 (build_insn_chain): Ditto. Make it static.
11827 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
11828 Rename to init_live_subregs.
11829 (gate_ira): Remove flag_ira.
11831 * regclass.c: Rename reginfo.c. Change file description.
11832 (FORBIDDEN_INC_DEC_CLASSES): Remove.
11833 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
11834 (init_reg_sets_1): Remove code for evaluation of
11835 reg_class_superclasses and losing_caller_save_reg_set.
11836 (init_regs): Remove init_reg_autoinc.
11837 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
11838 ok_for_base_p_nonstrict): Remove.
11839 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
11840 (pass_regclass_init): Rename to pass_reginfo_init. Modify
11841 corresponding entries.
11842 (dump_regclass, record_operand_costs, scan_one_insn,
11843 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
11844 record_address_regs, auto_inc_dec_reg_p): Remove.
11845 (gt-regclass.h): Rename to gt-reginfo.h.
11847 * rtl.h (dump_global_regs, retry_global_alloc,
11848 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
11850 * Makefile.in (RA_H): Remove.
11851 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
11852 Rename regclass.o to reginfo.o.
11853 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
11855 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
11856 (GTFILES): Rename regclass.c to reginfo.c.
11858 * passes.c (init_optimization_passes): Remove pass_local_alloc and
11859 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
11861 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11862 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
11864 (finish_spills): Ditto. Remove code for !flag_ira.
11866 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
11868 PR middle-end/35854
11869 * doc/invoke.texi (rtl debug options): Complete rewrite.
11870 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
11872 * mode-switching.c (pass_mode_switching): Rename pass from
11873 "mode-sw" to "mode_sw".
11874 * except.c (pass_convert_to_eh_ranges): Rename pass from
11875 "eh-ranges" to "eh_ranges".
11876 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
11880 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
11881 Alexander Monakov <amonakov@ispras.ru>
11883 PR middle-end/38857
11884 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
11886 (move_exprs_to_boundary): Change return type and pass through
11887 should_move from move_op. Relax assert. Update usage ...
11888 (schedule_expr_on_boundary): ... here. Use should_move instead of
11890 (move_op_orig_expr_found): Indicate that insn was disconnected from
11892 (code_motion_process_successors): Do not call after_merge_succs
11893 callback if original expression was not found when traversing any of
11895 (code_motion_path_driver): Change return type. Update prototype.
11896 (move_op): Update comment. Add a new parameter (should_move). Update
11897 prototype. Set *should_move based on indication provided by
11898 move_op_orig_expr_found.
11900 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
11902 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
11903 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
11904 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
11905 * config/rs6000/rs6000.c (rs6000_override_options): Default
11906 avoid-indexed-addresses on for Power6, off for everything else.
11907 (avoiding_indexed_address_p): New function.
11908 (rs6000_legitimize_address): Use it.
11909 (rs6000_legitimate_address): Likewise.
11910 * config/rs6000/rs6000.md (movXX_updateX): Likewise
11912 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
11914 PR tree-optimization/38997
11915 * tree-loop-distribution.c (generate_memset_zero): Use
11916 POINTER_PLUS_EXPR for a pointer addition.
11918 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
11920 * config/s390/s390.md (bswap<mode>2): New pattern added.
11922 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11924 * config/s390/s390.md (*tls_load_31): Added type attribute.
11926 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11928 * config/s390/s390.md: Fix a few comments.
11930 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11932 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
11933 (*tm<mode>_full): Fixed z10prop attribute.
11934 (*tst<mode>_extimm): Fixed z10prop attribute.
11935 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
11936 (*tstqiCCT_cconly): Fixed z10prop attribute.
11937 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
11938 (*movsi_larl): Fixed z10prop attribute.
11939 (*movsi_zarch): Fixed z10prop attribute.
11940 (*movsi_eas): Fixed z10prop attribute.
11941 (*movhi): Fixed z10prop attribute.
11942 (*movqi): Fixed z10prop attribute.
11943 (*movstrictqi): Fixed z10prop attribute.
11944 (*mov<mode>): Fixed z10prop attribute.
11945 (*movcc): Fixed z10prop attribute.
11946 (*sethighpartdi_64): Fixed z10prop attribute.
11947 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
11948 (*negdi2_sign_cc): Fixed z10prop attribute.
11949 (*negdi2_sign): Fixed z10prop attribute.
11950 (*absdi2_sign_cc): Fixed z10prop attribute.
11951 (*absdi2_sign): Fixed z10prop attribute.
11952 (*negabsdi2_sign_cc): Fixed z10prop attribute.
11953 (*negabsdi2_sign): Fixed z10prop attribute.
11954 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
11955 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
11956 (doloop_si64): Fixed z10prop attribute.
11957 (doloop_si31): Fixed z10prop attribute.
11958 (doloop_long): Fixed z10prop attribute.
11959 (indirect_jump): Fixed z10prop attribute.
11960 (nop): Fixed z10prop attribute.
11961 (main_base_64): Fixed z10prop attribute.
11962 (reload_base_64): Fixed z10prop attribute.
11964 2009-01-28 Jakub Jelinek <jakub@redhat.com>
11966 PR rtl-optimization/38740
11967 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
11969 * config/mips/mips.c (mips_reorg): Likewise.
11971 2009-01-28 Richard Guenther <rguenther@suse.de>
11973 PR tree-optimization/38926
11974 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
11975 with the correct value id to a value.
11976 (do_regular_insertion): Use the value number of edoubleprime
11977 for the value number of the expr.
11980 2008-08-21 Richard Guenther <rguenther@suse.de>
11982 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
11983 a PHI ask VN if it is already available.
11984 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
11985 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
11987 2009-01-28 Jakub Jelinek <jakub@redhat.com>
11989 PR middle-end/38934
11990 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
11991 set to varying whenever max has TREE_OVERFLOW set, similarly
11992 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
11994 2009-01-28 Richard Guenther <rguenther@suse.de>
11996 PR middle-end/38908
11997 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
11998 uninitialized aggregate uses in call arguments.
12000 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
12002 PR tree-optimization/38984
12003 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
12004 the nothing_id variable if -fno-delete-null-pointer-checks.
12006 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
12009 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
12010 (set_got_offset_rex64): Ditto.
12012 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
12015 * doc/extend.texi: Improve local variable with asm reg.
12017 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
12019 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
12020 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
12021 was not supplied then set warn_packed_bitfield_compat to the
12022 default value of 1.
12023 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
12026 2009-01-27 Richard Guenther <rguenther@suse.de>
12028 PR tree-optimization/38503
12029 * cfgexpand.c (expand_gimple_basic_block): Ignore
12030 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
12031 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
12032 variables that cannot have TBAA applied.
12033 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
12036 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
12038 PR middle-end/38969
12039 * calls.c (initialize_argument_information): Do not wrap complex
12040 arguments in SAVE_EXPR.
12042 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
12044 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
12045 (INSTALL_LIBGCC): Revert typo commit.
12047 2009-01-26 Richard Guenther <rguenther@suse.de>
12049 PR tree-optimization/38745
12050 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
12051 from special handling.
12053 2009-01-26 Richard Guenther <rguenther@suse.de>
12055 PR tree-optimization/38745
12056 * tree-ssa.c (execute_update_addresses_taken): Do not include
12057 variables that cannot possibly be a register in not_reg_needs.
12058 Do not clear TREE_ADDRESSABLE on vars that may not become
12060 * tree-ssa.c (update_alias_info_1): Include those in the set
12061 of addressable vars.
12063 2009-01-26 Richard Guenther <rguenther@suse.de>
12065 PR middle-end/38851
12066 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
12067 * tree-ssa-dse.c: Include langhooks.h
12068 (execute_simple_dse): Remove stores with zero size.
12070 2009-01-24 Jakub Jelinek <jakub@redhat.com>
12073 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
12076 2009-01-24 Julian Brown <julian@codesourcery.com>
12078 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
12079 config/arm/linux-atomic.c.
12080 * config/arm/linux-atomic.c: New.
12082 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
12084 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
12085 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
12086 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
12088 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
12091 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
12094 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
12096 PR tree-optimization/38953
12097 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
12098 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
12099 (gloog): Split the exit of the scop when the scop exit is a loop exit.
12100 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
12103 2009-01-24 Paul Brook <paul@codesourcery.com>
12105 * config/arm/neon.md (neon_type): Move to arm.md.
12106 (neon_mov<VSTRUCT>): Add neon_type attribute.
12107 * config/arm/arm.md (neon_type): Move to here.
12108 (conds): Add "unconditioal" and use as default for NEON insns.
12110 2009-01-24 Ben Elliston <bje@au.ibm.com>
12112 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
12113 void *' warning from -Wc++-compat.
12114 * Makefile.in (dominance.o-warn): Remove.
12116 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
12118 PR tree-optimization/38932
12119 * fold-const.c (fold_unary_ignore_overflow): New.
12120 * tree.h (fold_unary_ignore_overflow): Declare.
12121 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
12122 * tree-ssa-sccvn.c (visit_reference_op_load,
12123 simplify_unary_expression): Likewise.
12125 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
12127 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
12128 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
12129 regardless of their type.
12130 * c-common.c (handle_packed_attribute): Don't ignore packed on
12132 * c.opt (Wpacked-bitfield-compat): New warning option.
12133 * stor-layout.c (place_field): Warn if offset of a field changed.
12134 * doc/extend.texi (packed): Mention the ABI change.
12135 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
12136 (Warning Options): Add it to the list.
12138 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
12140 * c-opts.c (c_common_post_options): Fix a typo in comments.
12142 2009-01-22 Steve Ellcey <sje@cup.hp.com>
12144 PR middle-end/38615
12145 * gimplify.c (gimplify_init_constructor): Fix promotion of const
12146 variables to static.
12147 * doc/invoke.texi (-fmerge-all-constants): Update description.
12149 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
12152 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
12153 (*movdi_1_rex64): Use type "mmx" for alternative 5.
12155 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
12157 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
12159 (LOCAL_ALIGNMENT): Similarly.
12161 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12162 Joseph Myers <joseph@codesourcery.com>
12164 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
12165 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
12166 * config/arm/arm-tune.md: Regenerate.
12167 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
12170 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12172 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
12173 version number to five.
12175 2009-01-22 Dodji Seketeli <dodji@redhat.com>
12178 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
12179 * c-common.c (set_underlying_type): Likewise.
12180 (is_typedef_decl ): Likewise
12182 (set_underlying_type): Likewise.
12183 (is_typedef_type): Likewise.
12185 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
12187 PR middle-end/38587
12188 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
12191 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
12194 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
12195 (LIBGCC_SPEC): Don't define.
12196 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
12198 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
12200 PR rtl-optimization/38879
12201 * alias.c (base_alias_check): Unaligned access via AND address can
12202 alias all surrounding object types except those with sizes equal
12203 or wider than the size of unaligned access.
12205 2009-01-21 Dodji Seketeli <dodji@redhat.com>
12208 * c-decl.c (clone_underlying_type): Move this ...
12209 * c-common.c (set_underlying_type): ... here.
12210 Also, make sure the function properly sets TYPE_STUB_DECL() on
12211 the newly created typedef variant type.
12212 (is_typedef_decl ): New entry point.
12213 * tree.h: Added a new member member_types_needing_access_check to
12214 struct tree_decl_non_common.
12215 (set_underlying_type): New entry point.
12216 (is_typedef_type): Likewise.
12218 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
12220 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
12221 Check whether two instructions have memory references that
12222 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
12223 are helper functions for traversing.
12224 * alias.h (insn_alias_sets_confilict_p): New prototypes.
12225 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
12226 not to draw dependency edge for instructions with non-conflicting
12229 2009-01-20 Joseph Myers <joseph@codesourcery.com>
12232 * longlong.h: Update copyright years. Use soft-fp license notice.
12233 Sync __clz_tab declaration with glibc.
12235 2009-01-20 Steve Ellcey <sje@cup.hp.com>
12238 * doc/extend.texi (syscall_linkage): New.
12239 (version_id): Modify.
12241 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12242 Richard Guenther <rguenther@suse.de>
12244 PR tree-optimization/38747
12245 PR tree-optimization/38748
12246 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
12247 conversion if the base address is an indirect reference and the
12248 aliasing sets could cause issues.
12250 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12252 * common.opt (fgraphite, fgraphite-identity): Add comment for
12253 explaining why these options are not documented.
12255 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12257 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
12258 gimple_call_lhs is NULL.
12260 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
12263 * emit-rtl.c (adjust_address_1): Make sure memref is never
12266 2009-01-20 Ben Elliston <bje@au.ibm.com>
12268 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12269 const qualifier from arg parameter. Remove unnecessary cast to char *.
12270 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12271 const qualifier from arg 2.
12273 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
12275 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
12277 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
12280 * rtl.h (reinit_regs): New prototype.
12281 * regclass.c: Include ira.h.
12282 (reinit_regs): New.
12283 * Makefile.in (regclass.o): Add ira.h.
12284 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
12286 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
12289 * c-common.c (handle_aligned_attribute): Use
12290 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
12291 default alignment value.
12293 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
12295 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
12296 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
12298 * doc/extend.texi: Update __attribute__ ((aligned)). Document
12299 __BIGGEST_ALIGNMENT__.
12301 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
12303 2009-01-18 Richard Guenther <rguenther@suse.de>
12305 PR tree-optimization/38819
12306 * tree-flow.h (operation_could_trap_helper_p): Declare.
12307 * tree-eh.c (operation_could_trap_helper_p): Export.
12308 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
12309 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
12310 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
12311 are about to insert a possibly trapping instruction and fail
12314 2009-01-18 Andreas Schwab <schwab@suse.de>
12316 * doc/install.texi (Configuration): Remove obsolete paragraph
12317 about use of --with-gnu-ld with --with-gnu-as.
12319 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
12321 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
12322 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
12323 Follow spelling conventions.
12325 2009-01-18 Ben Elliston <bje@au.ibm.com>
12327 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
12328 C++ warning about implicit conversion from void * to struct
12330 (bitmap_obstack_free): Likewise for bitmap_element *.
12331 * Makefile.in (bitmap.o-warn): Remove.
12333 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
12335 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
12337 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
12338 Tobias Grosser <tobi.grosser@amd.com>
12340 * graphite.c (graphite_trans_scop_block): Do not block single
12343 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
12345 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
12346 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
12347 test with assertion.
12349 2009-01-16 Richard Guenther <rguenther@suse.de>
12351 PR tree-optimization/38835
12352 PR middle-end/36227
12353 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
12354 and INT + PTR -> (INT)(PTR p+ INT) folding.
12355 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
12357 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
12360 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
12361 the subreg from a lowpart subreg if it is also casting the value.
12363 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12364 Tobias Grosser <tobi.grosser@amd.com>
12366 * graphite.c (compare_prefix_loops): New.
12367 (build_scop_canonical_schedules): Rewritten.
12368 (graphite_transform_loops): Move build_scop_canonical_schedules
12369 after build_scop_iteration_domain.
12371 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12372 Tobias Grosser <tobi.grosser@amd.com>
12374 * graphite.c (add_conditions_to_domain): Add the loops to
12375 the dimension of the iteration domain. Do copy the domain
12376 only when it exists.
12377 (build_scop_conditions_1): Do not call add_conditions_to_domain.
12378 (add_conditions_to_constraints): New.
12379 (can_generate_code_stmt, can_generate_code): Removed.
12380 (gloog): Do not call can_generate_code.
12381 (graphite_transform_loops): Call add_conditions_to_constraints
12382 after building the iteration domain.
12384 2009-01-16 Jakub Jelinek <jakub@redhat.com>
12386 PR tree-optimization/38789
12387 * tree-ssa-threadedge.c
12388 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12389 __builtin_constant_p.
12391 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12393 * dce.c (delete_unmarked_insns): Reversed the order that insns are
12394 examined before deleting them.
12396 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
12398 * function.c (aggregate_value_p): Correctly extract the function
12399 type from CALL_EXPR_FN lookup.
12401 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12403 * config/picochip/picochip.c (picochip_override_options): Revert
12404 CFI asm flag disable commited previously.
12406 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
12407 Tobias Grosser <tobi.grosser@amd.com>
12408 Jan Sjodin <jan.sjodin@amd.com>
12410 * graphite.c (scan_tree_for_params): On substractions negate
12411 all the coefficients of the term.
12412 (clast_to_gcc_expression_red): New. Handle reduction expressions
12413 of more than two operands.
12414 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
12415 (get_vdef_before_scop): Handle also the case of default definitions.
12417 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
12419 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
12420 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
12421 Also use them when walking CALL_INSN_FUNCTION_USAGE.
12423 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
12424 Joey Ye <joey.ye@intel.com>
12426 PR middle-end/37843
12427 * cfgexpand.c (expand_stack_alignment): Don't update stack
12428 boundary nor check incoming stack boundary here.
12429 (gimple_expand_cfg): Update stack boundary and check incoming
12430 stack boundary here.
12432 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12434 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
12436 2009-01-14 Jakub Jelinek <jakub@redhat.com>
12438 PR rtl-optimization/38245
12439 * calls.c (expand_call): Add stack arguments to
12440 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12441 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
12442 in regs and partially in memory or BLKmode arguments.
12443 (emit_library_call_value_1): Add stack arguments to
12444 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12445 ACCUMULATE_OUTGOING_ARGS).
12446 * dce.c: Include tm_p.h.
12447 (find_call_stack_args): New function.
12448 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
12450 (mark_insn): Call find_call_stack_args for CALL_Ps.
12451 (prescan_insns_for_dce): Walk insns backwards in bb rather than
12452 forwards. Allocate and free arg_stores bitmap if needed, pass it
12453 down to deletable_insn_p, don't mark stores set in arg_stores
12454 bitmap, clear the bitmap at the beginning of each bb.
12455 * Makefile.in (dce.o): Depend on $(TM_P_H).
12457 2009-01-14 Michael Meissner <gnu@the-meissners.org>
12460 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
12461 to make sure the insn is a conditional test (bug 22599). Reformat a
12464 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
12466 PR middle-end/38431
12467 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
12468 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
12469 (gloog): Do not call cleanup_tree_cfg.
12470 (graphite_transform_loops): Call cleanup_tree_cfg after all
12471 scops have been code generated.
12473 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
12474 * doc/gty.texi (Invoking the garbage collector): Added new node
12475 and section documenting ggc_collect.
12477 2009-01-14 Richard Guenther <rguenther@suse.de>
12479 PR tree-optimization/38826
12480 PR middle-end/38477
12481 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
12482 initialization notes only if we actually emitted a warning.
12483 (intra_create_variable_infos): Add constraints for a result decl
12484 that is passed by hidden reference.
12485 (build_pred_graph): Mark all related variables non-direct on
12488 2009-01-14 Nick Clifton <nickc@redhat.com>
12490 * ira-conflicts.c: Include addresses.h for the definition of
12492 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
12493 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
12495 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
12498 * Makefile.in (ira-lives.o): Add except.h.
12500 * ira-lives.c: Include except.h.
12501 (process_bb_node_lives): Process can_throw_internal.
12503 2009-01-13 Jakub Jelinek <jakub@redhat.com>
12505 PR rtl-optimization/38774
12506 * combine.c (simplify_set): When undoing cc_use change, don't do
12507 PUT_CODE on the newly created comparison, but instead put back the
12510 2009-01-13 Joseph Myers <joseph@codesourcery.com>
12512 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
12513 values. Remove duplicate arm8 entry.
12515 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12517 PR tree-optimization/38786
12518 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
12519 the SSA_NAME case of expand_scalar_variables_expr.
12520 Set the type of an expression to the type of its assign statement.
12521 (expand_scalar_variables_expr): Also gather the scalar computation
12522 used to index the memory access. Do not pass loop_p.
12523 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
12524 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
12525 the gimple_stmt_iterator where it inserts new code.
12526 Do not pass loop_p.
12527 (copy_bb_and_scalar_dependences): Do not pass loop_p.
12528 (translate_clast): Update call to copy_bb_and_scalar_dependences.
12530 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12532 * graphite.h (debug_value): Removed.
12533 * graphite.c (debug_value): Removed.
12535 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12537 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
12538 ldrd/strd with two 32-bit instructions.
12540 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12542 * config/arm/arm.c (struct processors): Pass for speed down into
12543 cost helper functions.
12544 (const_ok_for_op): Handle COMPARE and inequality nodes.
12545 (arm_rtx_costs_1): Rewrite.
12546 (arm_size_rtx_costs): Update prototype.
12547 (arm_rtx_costs): Pass speed down to helper functions.
12548 (arm_slowmul_rtx_costs): Rework cost calculations.
12549 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
12550 (arm_9e_rtx_costs): Likewise.
12552 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
12554 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
12555 relocations of local symbols wider than UNITS_PER_WORD are not valid.
12556 (alpha_legitimize_address): Do not split local symbols wider than
12557 UNITS_PER_WORD into HIGH/LO_SUM parts.
12559 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
12562 * gcc.c (process_command): Replace call to execvp with calls
12563 to pex_one and exit.
12565 2009-01-03 Anatoly Sokolov <aesok@post.ru>
12568 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
12569 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
12570 variant for devices with 3-byte PC.
12571 (__tablejump_elpm__): New.
12573 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12576 * c-parser.c (c_parser_postfix_expression): Allow `->' in
12577 offsetof member-designator, handle it as `[0].'.
12579 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12581 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
12582 function when not using named sections on targets with named sections
12583 if branch distance is less than 262132.
12585 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
12587 * combine.c (combine_instructions): Recompute
12588 optimize_this_for_speed_p for each BB in the main combine loop.
12590 2009-01-12 Tomas Bily <tbily@suse.cz>
12593 * tree-loop-distribution.c (prop_phis): New function.
12594 (generate_builtin): Call prop_phis.
12595 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
12597 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12599 PR tree-optimization/38807
12600 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
12601 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
12603 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12605 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12606 subreg of op0 to the original op0.
12608 2009-01-11 Laurent GUERBY <laurent@guerby.net>
12610 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
12612 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
12615 * mips-tfile.c (parse_def): Fix parsing of def strings
12616 starting with digits.
12618 2009-01-10 Jakub Jelinek <jakub@redhat.com>
12621 * config/arm/arm.c (arm_is_long_call_p): Don't call
12622 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
12624 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
12626 * regrename.c (regrename_optimize): Fix dumping.
12627 (find_oldest_value_reg): Preserve REG_POINTER.
12628 (copy_hardreg_forward_1): Likewise.
12630 2009-01-09 Diego Novillo <dnovillo@google.com>
12632 * gimple.h (struct gimple_statement_base) <uid>: Document
12633 the restrictions on its use.
12634 (gimple_uid): Tidy.
12635 (gimple_set_uid): Tidy.
12637 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12639 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
12640 zero guard even if align_bytes != 0 and count is smaller than
12643 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
12645 PR rtl-optimization/38495
12646 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
12647 (add_range_and_copies_from_move_list): Print all added ranges.
12648 Add ranges to memory optimized destination.
12650 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12654 * config/i386/i386.c (override_options): Reject
12655 -mstringop-strategy=rep_8byte with -m32.
12656 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
12657 to 1. Do count comparison against epilogue_size_needed at compile
12658 time even when count_exp was constant forced into register. For
12659 size_needed don't jump to epilogue, instead just avoid aligning
12660 and invoke the body algorithm. If need_zero_guard, add zero guard
12661 even if count is non-zero, but smaller than size_needed + number of
12662 bytes that could be stored for alignment.
12663 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
12664 to 1. If need_zero_guard, add zero guard even if count is non-zero,
12665 but smaller than size_needed + number of bytes that could be stored
12666 for alignment. Compare size_needed with epilogue_size_needed instead
12667 of desired_align - align, don't adjust size_needed, pass
12668 epilogue_size_needed to the epilogue expanders.
12671 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
12673 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12675 * pa.c (last_address): Change to unsigned.
12676 (update_total_code_bytes): Change argument to unsigned. Don't
12677 check if insn addresses are set.
12678 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
12679 addresses are not set.
12680 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
12682 2009-01-09 Nick Clifton <nickc@redhat.com>
12684 * config/sh/symbian.c: Replace uses of DECL_INLINE with
12685 DECL_DECLARED_INLINE_P.
12687 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12689 PR middle-end/38347
12690 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
12691 GET_MODE (op0) in operand_subword_force calls.
12693 PR middle-end/38771
12694 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
12695 fold_convert arg0 operands to TREE_TYPE (op0) first.
12697 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
12699 * params.def (ira-max-conflict-table-size): Decrease default value
12702 2009-01-08 Jakub Jelinek <jakub@redhat.com>
12704 PR tree-optimization/37031
12705 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
12707 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
12708 allocate it using gc instead of heap, use VEC_quick_push instead of
12710 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
12711 instead of heap, use VEC_quick_push instead of VEC_safe_push.
12712 * tree-data-ref.h (struct access_matrix): Change matrix to gc
12713 allocated vector from heap allocated.
12714 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
12715 * tree-loop-linear.c (linear_transform_loops): Allocate nest
12716 vector only after perfect_loop_nest_depth call.
12718 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
12719 Jan Sjodin <jan.sjodin@amd.com>
12721 PR tree-optimization/38559
12722 * graphite.c (debug_value, copy_constraint,
12723 swap_constraint_variables, scale_constraint_variable, ): New.
12724 (get_lower_bound, get_upper_bound): Removed.
12725 (graphite_trans_bb_strip_mine): Clean up this code that works
12726 only for constant number of iterations. Fully copy upper and
12727 lower bound constraints, not only the constant part of them.
12728 * graphite.h (debug_value): Declared.
12730 2009-01-08 Ira Rosen <irar@il.ibm.com>
12732 PR tree-optimization/37194
12733 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
12734 Don't add the cost of cost model guard in prologue to scalar
12735 outside cost in case of known number of iterations.
12737 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
12738 Alan Modra <amodra@bigpond.net.au>
12740 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
12741 non-word-aligned REG+CONST addressing.
12743 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
12746 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
12747 free_after_compilation when outputting a thunk.
12748 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
12749 Do not call free_after_compilation here.
12751 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
12753 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
12754 (ix86_valid_target_attribute_inner_p): Ditto.
12756 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
12758 PR tree-optimization/38492
12759 PR tree-optimization/38498
12760 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
12761 * tree-chrec.h (scev_is_linear_expression): Declared.
12762 * graphite.c (graphite_cannot_represent_loop_niter): New.
12763 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
12764 (graphite_loop_normal_form): Use gcc_assert.
12765 (scan_tree_for_params): Use CASE_CONVERT.
12766 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
12767 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
12768 Use gcc_assert. Discard scops that contain unhandled cases.
12769 (build_scop_conditions): Return a boolean status for unhandled cases.
12770 (strip_mine_profitable_p): Print the loop number, not its depth.
12771 (is_interchange_valid): Pass the depth of the loop nest, don't
12772 recompute it wrongly.
12773 (graphite_trans_bb_block): Same.
12774 (graphite_trans_bb_block): Print tentative of loop blocking.
12775 (graphite_trans_scop_block): Do not print that the loop has been
12777 (graphite_transform_loops): Do not handle scops that contain condition
12780 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
12782 AVX Programming Reference (December, 2008)
12783 * config/i386/avxintrin.h (_mm256_stream_si256): New.
12784 (_mm256_stream_pd): Likewise.
12785 (_mm256_stream_ps): Likewise.
12787 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
12788 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
12789 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
12790 (bdesc_special_args): Add __builtin_ia32_movntdq256,
12791 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
12792 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
12793 (ix86_expand_special_args_builtin): Likewise.
12795 * config/i386/sse.md (AVXMODEDI): New.
12796 (avx_movnt<mode>): Likewise.
12797 (avx_movnt<mode>): Likewise.
12798 (<sse>_movnt<mode>): Remove AVX support.
12799 (sse2_movntv2di): Likewise.
12801 2009-01-07 Richard Guenther <rguenther@suse.de>
12803 PR middle-end/38751
12804 * fold-const.c (extract_muldiv): Remove obsolete comment.
12805 (fold_plusminus_mult_expr): Undo MINUS_EXPR
12806 to PLUS_EXPR canonicalization for the canonicalization.
12808 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
12810 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
12811 hosted cross-compilers generating less efficient code.
12813 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
12815 * function.h (rtl_data): Add a dbr_scheduled_p field.
12816 * reorg.c (dbr_schedule): Set it.
12817 (gate_handle_delay_slots): Check it.
12818 * config/mips/mips.c (mips_base_delayed_branch): Delete.
12819 (mips_reorg): Check flag_delayed_branch instead of
12820 mips_base_delayed_branch.
12821 (mips_override_options): Don't set mips_base_delayed_branch
12822 or flag_delayed_branch.
12824 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
12826 PR rtl-optimization/38426.
12827 * ira.c (ira): Set current_function_is_leaf earlier.
12829 2009-01-06 Jakub Jelinek <jakub@redhat.com>
12831 PR rtl-optimization/38722
12832 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
12833 too early, only set a flag and modify after last possible
12836 2009-01-06 Janis Johnson <janis187@us.ibm.com>
12839 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
12840 * real.c (decimal_single_format): Correct values of emin and emax.
12841 (decimal_double_format): Ditto.
12842 (decimal_quad_format): Ditto.
12843 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
12844 computation of DECnn_MIN and DECnn_MAX for corrected values of
12845 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
12846 __DECnn_MIN__, and adjust its computation for the corrected value
12849 2009-01-06 Jan Hubicka <jh@suse.cz>
12852 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
12854 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
12856 * doc/contrib.texi (Contributors): Slightly adjust the end note.
12857 Add Robert Clark to the list of testers.
12859 2009-01-06 Jan Hubicka <jh@suse.cz>
12860 Kai Tietz <kai.tietz@onevision.com>
12862 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
12863 * config/i386/i386.c (ix86_expand_call): Add clobbers.
12865 2009-01-06 Jan Hubicka <jh@suse.cz>
12866 Kai Tietz <kai.tietz@onevision.com>
12868 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
12870 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
12871 (ix86_nsaved_regs): Count only general purpose regs.
12872 (ix86_nsaved_sseregs): New.
12873 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
12874 to 16 for w64; compute padding and size of sse reg save area.
12875 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
12876 general purpose regs.
12877 (ix86_emit_save_sse_regs_using_mov): New.
12878 (ix86_expand_prologue): Save SSE regs if needed.
12879 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
12880 (ix86_emit_restore_sse_regs_using_mov): New.
12881 (ix86_expand_epilogue): Save SSE regs if needed.
12883 2009-01-06 Jan Hubicka <jh@suse.cz>
12884 Kai Tietz <kai.tietz@onevision.com>
12886 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
12887 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
12888 functions when accumulate outgoing args is off.
12890 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
12893 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
12894 before using pseudos_have_intersected_live_ranges_p.
12896 * ira-int.h (ira_assert): Always define.
12898 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
12900 AVX Programming Reference (December, 2008)
12901 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
12902 (_mm256_permute2_pd): Likewise.
12903 (_mm_permute2_ps): Likewise.
12904 (_mm256_permute2_ps): Likewise.
12905 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
12906 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
12908 * config/i386/i386.c (ix86_builtins): Remove
12909 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
12910 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
12911 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
12912 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
12913 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
12914 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
12915 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
12916 __builtin_ia32_vpermil2ps256.
12917 (ix86_init_mmx_sse_builtins): Updated.
12918 (ix86_expand_args_builtin): Likewise.
12920 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12922 * pa.c (output_call): Relocate non-jump insns in the delay slot of
12923 long absolute calls when generating PA 2.0 code.
12925 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
12927 PR rtl-optimization/38583
12928 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
12930 * params.def (ira-max-conflict-table-size): New.
12932 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
12934 * ira.h (ira_conflicts_p): New external definition.
12936 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
12937 table. Report this. Return result of building.
12938 (ira_build_conflicts): Use ira_conflicts_p. Check result of
12939 building conflict table.
12941 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
12942 (ira_color): Use ira_conflicts_p.
12944 * global.c: Include ira.h.
12945 (pseudo_for_reload_consideration_p, build_insn_chain): Use
12948 * Makefile.in (global.o): Add ira.h.
12950 * ira-build.c (mark_all_loops_for_removal,
12951 propagate_some_info_from_allocno): New.
12952 (remove_unnecessary_allocnos): Call
12953 propagate_some_info_from_allocno.
12954 (remove_low_level_allocnos): New.
12955 (remove_unnecessary_regions): Add parameter. Call
12956 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
12957 parameter to remove_unnecessary_regions.
12958 (ira_build): Remove all regions but root if the conflict table was
12959 not built. Update conflict hard regs for allocnos crossing calls.
12961 * ira.c (ira_conflicts_p): New global.
12962 (ira): Define and use ira_conflicts_p.
12964 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
12965 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
12966 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
12968 2009-01-06 Ben Elliston <bje@au.ibm.com>
12970 * gengtype-lex.l (YY_NO_INPUT): Define.
12972 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12975 * c-common.c (handle_vector_size_attribute): Also reject
12976 BOOLEAN_TYPE types.
12978 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
12980 PR tree-optimization/38492
12981 * graphite.c (rename_map_elt, debug_rename_elt,
12982 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
12983 rename_map_elt_info, eq_rename_map_elts,
12984 get_new_name_from_old_name, bb_in_sese_p): Moved around.
12985 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
12986 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
12987 (sese_build_livein_liveouts): New.
12988 (new_sese, free_sese): New.
12989 (new_scop): Call new_sese.
12990 (free_scop): Call free_sese.
12991 (rename_variables_from_edge, rename_phis_end_scop): Removed.
12992 (register_old_new_names): Renamed register_old_and_new_names.
12993 (register_scop_liveout_renames, add_loop_exit_phis,
12994 insert_loop_close_phis, struct igp,
12995 default_liveout_before_guard, add_guard_exit_phis,
12996 insert_guard_phis, copy_renames): New.
12997 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
12998 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
12999 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
13000 (scop_adjust_phis_for_liveouts): New.
13001 (gloog): Call scop_adjust_phis_for_liveouts.
13003 * graphite.h (struct sese): Documented. Added fields liveout,
13004 num_ver and livein.
13005 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
13006 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
13007 (struct scop): Added field liveout_renames.
13008 (SCOP_LIVEOUT_RENAMES): New.
13010 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13012 PR tree-optimization/38510
13013 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
13014 (translate_clast): Call recompute_all_dominators before
13016 (gloog): Call recompute_all_dominators before graphite_verify.
13018 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13019 Jan Sjodin <jan.sjodin@amd.com>
13021 PR tree-optimization/38500
13022 * graphite.c (create_sese_edges): Call fix_loop_structure after
13025 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13027 * config.gcc: Add m32r*-*-rtems*.
13028 * config/m32r/rtems.h: New file.
13030 2009-01-05 Ben Elliston <bje@au.ibm.com>
13032 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
13033 (.po.pox): Likewise.
13034 (po/gcc.pot): Likewise.
13036 2009-01-04 David S. Miller <davem@davemloft.net>
13038 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
13039 (STARTING_FRAME_OFFSET): Always set to zero.
13041 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13043 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
13044 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
13045 fixed-point types, and vectors of the same.
13047 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13049 * config/mips/sync.md (*mb_barrier): Rename to...
13050 (*memory_barrier): ...this.
13052 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
13054 * doc/extend.texi (Function Attributes): Move @cindex after @item
13055 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
13056 and put in alphabetical order. Fix 'target' name and put in order.
13057 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
13060 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
13062 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
13063 (memory_barrier): Expand as unspec instead of unspec_volatile.
13064 Remove mem:BLK from insn operands. Use Pmode scratch register.
13065 (*memory_barrier): Define as unspec instead of unspec_volatile.
13066 Use (match_dup 0) as input operand.
13068 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
13069 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
13070 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
13071 scratch register. Remove operand 1.
13072 (*stbar): Define as unspec instead of unspec_volatile.
13073 Use (match_dup 0) as input operand, remove (const_int 8).
13074 (*membar): Define as unspec instead of unspec_volatile.
13075 Use (match_dup 0) as input operand, remove input operand 2.
13077 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
13078 (memory_barrier): Expand as unspec instead of unspec_volatile.
13079 Remove mem:BLK from insn operands. Use Pmode scratch register.
13080 (*memory_barrier): Define as unspec instead of unspec_volatile.
13081 Use (match_dup 0) as input operand.
13083 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
13084 Remove mem:BLK from insn operands. Use Pmode scratch register.
13085 Set volatile flag on operand 0.
13086 (*memory_barrier): New insn pattern.
13088 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
13090 (*memory_barrier): Use (match_dup 0) as input operand.
13092 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
13093 Remove mem:BLK from insn operands. Use Pmode scratch register.
13094 Set volatile flag on operand 0.
13095 (*mb_internal): New insn pattern.
13097 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
13099 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13101 PR middle-end/38586
13102 * function.c (struct temp_slot): Move to the section of the file
13103 that deals with temp slots. Remove field 'address'.
13104 (temp_slot_address_table): New hash table of address -> temp slot.
13105 (struct temp_slot_address_entry): New struct, items for the table.
13106 (temp_slot_address_compute_hash, temp_slot_address_hash,
13107 temp_slot_address_eq, insert_temp_slot_address): Support functions
13109 (find_temp_slot_from_address): Rewrite to use the new hash table.
13110 (remove_unused_temp_slot_addresses): Remove addresses of temp
13111 slots that have been made available.
13112 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
13113 worker function for remove_unused_temp_slot_addresses.
13114 (assign_stack_temp_for_type): Don't clear the temp slot address list.
13115 Add the temp slot address to the address -> temp slot map.
13116 (update_temp_slot_address): Update via insert_temp_slot_address.
13117 (free_temp_slots): Call remove_unused_temp_slot_addresses.
13118 (pop_temp_slots): Likewise.
13119 (init_temp_slots): Allocate the address -> temp slot map, or empty
13120 the map if it is already allocated.
13121 (prepare_function_start): Initialize temp slot processing.
13123 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13125 PR middle-end/38584
13126 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
13127 Calculate the size of all stack vars assuming no packing of stack
13128 vars will happen, replacing a quadratic algorithm with a linear one.
13130 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13133 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
13136 2009-01-03 Diego Novillo <dnovillo@google.com>
13138 * doc/contrib.texi: Update contributions.
13140 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13143 * builtins.c (fold_builtin_memory_op): Give up if either operand
13144 is volatile. Set srctype or desttype to non-qualified version
13148 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
13149 and FUNCTION_DECLs.
13151 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
13153 PR rtl-optimization/35805
13154 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
13155 problem if fast dce is able to remove any instructions.
13156 * dce.c (dce_process_block): Fix dump message.
13158 2009-01-02 Mark Mitchell <mark@codesourcery.com>
13161 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
13163 2009-01-02 Jakub Jelinek <jakub@redhat.com>
13165 PR middle-end/38690
13166 * tree-flow.h (op_code_prio, op_prio): New prototypes.
13167 * tree-pretty-print.c (op_code_prio): New function.
13168 (op_prio): No longer static. Use op_code_prio.
13169 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
13170 Use op_prio and op_code_prio to determine if () should be
13171 printed around operand(s) or not.
13173 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
13174 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
13175 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
13176 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
13177 pp_character instead of pp_string for single letter printing.
13179 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
13181 * doc/extend.texi: Fix '#pragma GCC option' typo.
13183 2009-01-02 Richard Guenther <rguenther@suse.de>
13185 * doc/install.texi (--enable-checking): Mention different
13186 default for stage1.
13187 (--enable-stage1-checking): Document.
13189 2009-01-01 Andrew Pinski <pinskia@gmail.com>
13191 PR middle-end/30142
13192 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
13193 case to be an error.
13195 2009-01-02 Ben Elliston <bje@au.ibm.com>
13197 * config/fp-bit.h (pack_d): Constify argument.
13198 * config/fp-bit.c (makenan): Constify return type. Remove casts.
13199 (isnan): Constify argument.
13201 (iszero): Likewise.
13202 (pack_d): Likewise.
13203 (_fpadd_parts): Constify return type.
13204 (_fpmul_parts): Likewise.
13205 (_fpdiv_parts): Likewise.
13207 2009-01-01 Jakub Jelinek <jakub@redhat.com>
13210 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
13211 warn about overwriting initializer with side-effects or
13212 -Woverride-init if !IMPLICIT.
13213 (output_init_element): Likewise. Pass IMPLICIT down to
13215 (process_init_element): Add IMPLICIT argument. Pass it down
13216 to output_init_element.
13217 (push_init_element, pop_init_level, set_designator): Adjust
13218 process_init_element callers.
13219 (set_nonincremental_init, set_nonincremental_init_from_string):
13220 Adjust add_pending_init callers.
13221 (output_pending_init_elements): Adjust output_init_element callers.
13222 * c-tree.h (process_init_element): Adjust prototype.
13223 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
13224 process_init_element callers.
13227 Copyright (C) 2009 Free Software Foundation, Inc.
13229 Copying and distribution of this file, with or without modification,
13230 are permitted in any medium without royalty provided the copyright
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